1 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2 Alan Hayward <alan.hayward@arm.com>
3 David Sherwood <david.sherwood@arm.com>
5 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
7 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
8 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
9 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
10 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
11 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
12 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
13 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
15 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
16 Alan Hayward <alan.hayward@arm.com>
17 David Sherwood <david.sherwood@arm.com>
19 * dce.c (check_argument_store): Pass the size instead of
21 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
23 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
24 Alan Hayward <alan.hayward@arm.com>
25 David Sherwood <david.sherwood@arm.com>
27 * alias.c (canon_rtx): Use simplify_gen_binary.
29 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
30 Alan Hayward <alan.hayward@arm.com>
31 David Sherwood <david.sherwood@arm.com>
33 * rtl.h (load_extend_op): Declare.
34 * rtlanal.c (load_extend_op): New function.
35 (nonzero_bits1): Use it.
36 (num_sign_bit_copies1): Likewise.
37 * cse.c (cse_insn): Likewise.
38 * fold-const.c (fold_single_bit_test): Likewise.
39 (fold_unary_loc): Likewise.
40 * fwprop.c (free_load_extend): Likewise.
41 * postreload.c (reload_cse_simplify_set): Likewise.
42 (reload_cse_simplify_operands): Likewise.
43 * combine.c (try_combine): Likewise.
44 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
45 subreg_lowpart_p checks.
47 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
48 Alan Hayward <alan.hayward@arm.com>
49 David Sherwood <david.sherwood@arm.com>
51 * combine.c (simplify_shift_const_1): Use the number of bits
52 in the inner mode to determine the range of the shift.
53 When handling shifts of vectors, skip any rules that apply
56 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
57 Alan Hayward <alan.hayward@arm.com>
58 David Sherwood <david.sherwood@arm.com>
60 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
63 2016-11-15 Matthias Klose <doko@ubuntu.com>
65 * doc/install.texi: Remove references to gcj/libjava.
66 * doc/invoke.texi: Likewise.
68 2016-11-15 Jeff Law <law@redhat.com>
70 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
71 parameter. Callers changed.
72 (check-subpath_and_update_thread_path): Extracted from
73 fsm_find_control_statement_thread_paths.
74 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
75 (handle_phi, handle_assignment): Allow any constant node, not
78 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
80 * config/arc/arc-arch.h: New file.
81 * config/arc/arc-arches.def: Likewise.
82 * config/arc/arc-cpus.def: Likewise.
83 * config/arc/arc-options.def: Likewise.
84 * config/arc/t-multilib: Likewise.
85 * config/arc/genmultilib.awk: Likewise.
86 * config/arc/genoptions.awk: Likewise.
87 * config/arc/arc-tables.opt: Likewise.
88 * config/arc/driver-arc.c: Likewise.
89 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
90 * common/config/arc/arc-common.c (arc_handle_option): Trace
92 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
93 options; check for supported cpu against arc-cpus.def file.
94 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
95 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
96 * config/arc/arc-c.def: Add emacs local variables.
97 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
98 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
99 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
100 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
101 (DEFAULT_arc_fpu_build): Define.
102 (DEFAULT_arc_mpy_option): Define.
103 * config/arc/arc-protos.h (arc_init): Delete.
104 * config/arc/arc.c (arc_cpu_name): New variable.
105 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
106 (arc_arc700, arc_arc600, arc_arc601): New variable.
107 (arc_init): Add static; remove selection of default tune value,
108 cleanup obsolete error messages.
109 (arc_override_options): Make use of .def files for selecting the
110 right cpu and option configurations.
111 * config/arc/arc.h (stdbool.h): Include.
112 (TARGET_CPU_DEFAULT): Define.
113 (CPP_SPEC): Remove mcpu=NPS400 handling.
114 (arc_cpu_to_as): Declare.
115 (EXTRA_SPEC_FUNCTIONS): Define.
116 (OPTION_DEFAULT_SPECS): Likewise.
117 (ASM_DEFAULT): Remove.
118 (ASM_SPEC): Use arc_cpu_to_as.
119 (DRIVER_SELF_SPECS): Remove deprecated options.
120 (arc_base_cpu): Declare.
121 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
122 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
124 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
125 * config/arc/arc.md (attr_cpu): Remove.
126 * config/arc/arc.opt (mno-mpy): Deprecate.
127 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
128 (mcpu=ARCHS): Remove.
129 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
131 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
132 (arc_fpu): Use new defines.
133 (mpy-option): Change to use numeric or string like inputs.
134 * config/arc/t-arc (driver-arc.o): New target.
135 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
136 * config/arc/t-arc-newlib: Delete.
137 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
138 * doc/invoke.texi (ARC): Update arc options.
140 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
142 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
143 insn at the beginning of the constant pool.
144 (mips_insert_insn_pseudos): New function.
145 (mips_machine_reorg2): Call it.
146 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
147 UNSPEC_INSN_PSEUDO enum values.
148 (insn_pseudo, consttable): New insns.
150 2016-11-15 Michael Matz <matz@suse.de>
152 PR missed-optimization/77881
153 * combine.c (simplify_comparison): Remove useless subregs
154 also inside the loop, not just after it.
155 (make_compound_operation): Recognize some subregs as being
158 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
159 Alan Hayward <alan.hayward@arm.com>
160 David Sherwood <david.sherwood@arm.com>
162 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
165 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
167 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
168 for using xxinsertw and vinsert{b,h} on ISA 3.0.
170 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
171 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
172 vinsert{b,h} on ISA 3.0.
174 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
176 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
177 and cmpnop in two steps: first the ones not accessed in original gimple
178 expression in a endian independent way and then the ones not accessed
179 in the final result in an endian-specific way.
180 (bswap_replace): Stop doing big endian adjustment.
182 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
185 (*ashl<mode>3_doubleword): Ditto.
187 2016-11-14 Martin Liska <mliska@suse.cz>
189 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra
192 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
193 Richard Biener <rguenther@suse.de>
195 * doc/invoke.texi (fgimple): Document.
196 * dumpfile.h (TDF_GIMPLE): Add.
197 * dumpfile.c (dump_options): Add gimple.
198 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
200 (dump_gimple_label): Likewise.
201 (dump_gimple_phi): Likewise.
202 (dump_gimple_bb_header): Likewise.
203 (dump_phi_nodes): Likewise.
204 (pp_cfg_jump): Likewise. Pass in dump flags.
205 (dump_implicit_edges): Adjust.
206 * passes.c (pass_init_dump_file): Do not dump function header
208 * tree-cfg.c (dump_function_to_file): Dump function return type
209 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
211 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
212 (dump_generic_node): Likewise.
213 * function.h (struct function): Add pass_startwith member.
214 * passes.c (execute_one_pass): Implement startwith.
215 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
216 and assign proper version for parsed ssa names.
217 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
218 * internal-fn.c (expand_PHI): New function.
219 * internal-fn.h (expand_PHI): Declared here.
220 * internal-fn.def: New defination for PHI.
221 * tree-cfg.c (lower_phi_internal_fn): New function.
222 (build_gimple_cfg): Call it.
223 (verify_gimple_call): Condition for passing label as arg in internal
225 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
226 present PHIs with arguments.
228 2016-11-14 Martin Liska <mliska@suse.cz>
231 * common.opt: Add prefer-atomic as a new enum value for
233 * coretypes.h: Likewise.
234 * doc/invoke.texi: Document the new option value.
235 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
236 * tree-profile.c (tree_profiling): Select default value
237 of -fprofile-update when 'prefer-atomic' is selected.
239 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
241 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
242 (cortex_a57_alu_shift): ...here.
244 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
246 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
248 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
249 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
250 (<optab>si3_insn_uxtw): Likewise.
251 (<optab><mode>3_insn): Likewise.
252 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
253 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
254 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
255 (<optab><mode>): Likewise.
256 (insv<mode>): Likewise.
257 (andim_ashift<mode>_bfiz): Likewise.
258 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
259 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
260 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
261 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
262 (exynos_m1_alu_p): Likewise.
263 * config/arm/types.md: Add bfx.
264 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
266 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
268 * config/aarch64/aarch64.c (cortexa57_vector_cost):
269 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
271 2016-11-14 Richard Biener <rguenther@suse.de>
273 PR tree-optimization/78312
274 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
277 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
280 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
281 * config/avr/avr.opt (-mabsdata): New option.
282 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
283 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
284 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
285 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
286 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
287 spec depending on AVR_ISA_LDS.
288 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
290 2016-11-13 Jakub Jelinek <jakub@redhat.com>
292 * match.pd: Don't try to compare addresses of variables with
295 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
297 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
298 (propagate_vr_accross_jump_function): Handle unary expressions.
299 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
300 (load_from_param_1): New.
301 (load_from_unmodified_param): Factor common part into load_from_param_1.
302 (load_from_param): New.
303 (compute_complex_assign_jump_func): Handle unary expressions.
304 (update_jump_functions_after_inlining): Likewise.
305 (ipa_write_jump_function): Likewise.
306 (ipa_read_jump_function): Likewise.
308 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
311 * doc/invoke.texi: Document Wrestrict.
312 * pretty-print.c (pp_format): Add case for "Z" specifier.
313 (test_pp_format): Test "Z" specifier.
315 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
317 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
318 original function needs a static chain.
320 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
323 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
326 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
329 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
330 return early if !optional_tbtab.
332 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
334 PR rtl-optimization/59461
335 * doc/rtl.texi (paradoxical subregs): Add missing word.
336 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
337 in modes with precision larger than that of last_set_mode.
338 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
339 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
340 REGs to paradoxical SUBREGs.
341 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
342 larger than a word before invoking LOAD_EXTEND_OP on it.
344 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
347 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
348 element order for little endian ordering.
350 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
351 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
354 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
357 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
358 when calculating operand 2.
359 (rotate to rotatex zext splitter): Ditto.
361 2016-11-11 Jeff Law <law@redhat.com>
363 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
365 (stmt_uses_name_in_undefined_way): New function, extracted from
366 find_implicit_erroneous_behavior and extended for div/mod case.
367 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
368 find_explicit_erroneous_behavior and extended for div/mod case.
369 (find_implicit_erroneous_behavior): Use new helper function.
370 (find_explicit_erroneous_behavior): Use new helper function.
372 2016-11-11 Richard Biener <rguenther@suse.de>
374 PR tree-optimization/71575
375 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
378 2016-11-11 Richard Biener <rguenther@suse.de>
381 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
382 about uninitialized destination arg of BIT_INSERT_EXPR.
384 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
387 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
388 terminology. Expand to remove ambiguity.
390 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
392 PR rtl-optimization/78232
393 * combine.c (try_combine): Add a big comment about why reusing i2dest
395 (change_zero_ext): Do not call simplify_gen_binary, do the
396 simplifications manually.
398 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
400 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
401 enable HImode and QImode to go in vector registers by default if
402 the -mvsx-small-integer option is enabled.
403 (rs6000_secondary_reload_simple_move): Likewise.
404 (rs6000_preferred_reload_class): Don't force integer constants to
405 be loaded into vector registers that we can easily make into
406 memory (or being created in the GPRs and moved over with direct move).
407 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
408 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
409 vector extraction on ISA 3.0 when the scalar integer can be
410 allocated in vector registers. Generate the VEC_SELECT directy,
411 and don't use UNSPEC's to avoid having the scalar type in a vector
412 register. Make the expander target registers, and let the
413 combiner fold in results storing to memory, if the machine
415 (vsx_extract_<mode>_di): Likewise.
416 (vsx_extract_<mode>_p9): Likewise.
417 (vsx_extract_<mode>_di_p9): Likewise.
418 (vsx_extract_<mode>_store_p9): Likewise.
419 (vsx_extract_si): Likewise.
420 (vsx_extract_<mode>_p8): Likewise.
421 (p9_lxsi<wd>zx): Delete, no longer used.
422 (p9_stxsi<wd>x): Likewise.
423 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
424 integers in vector registers for ISA 3.0.
425 (QHI): Update comment.
426 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
427 vector extract instructions in sign/zero extend.
428 (zero_extendhi<mode>): Likewise.
429 (extendqi<mode>): Likewise.
430 (extendhi<mode>2): Likewise.
431 (HImode splitter for load/sign extend in vector register): Likewise.
432 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
433 optimizing floating point conversions to/from small data types and
434 rewrite it to support QImode/HImode being allowed in vector
435 registers on ISA 3.0.
436 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
437 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
438 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
439 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
440 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
441 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
442 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
443 VSPLITISW on ISA 2.07.
444 (movhi_internal): Combine movhi_internal and movqi_internal into
445 one mov<mode>_internal with an iterator. Add support for QImode
446 and HImode being allowed in vector registers. Make large number
447 of attributes and constraints easier to read.
448 (movqi_internal): Likewise.
449 (mov<mode>_internal): Likewise.
450 (movdi_internal64): Fix constraint to allow loading -16..15 with
451 VSPLITISW on ISA 2.07.
452 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
455 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
457 PR rtl-optimization/78241
458 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
459 but emit initial peel copy if niter expr is not reliable.
461 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
463 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
464 (maybe_record_trace_start): If the CFI is different on the new and
465 old paths, print out both to the dump file before ICEing.
467 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
469 * target.def (additional_allocno_class_p): New.
470 * hooks.h (hook_bool_reg_class_t_false): New prototype.
471 * hooks.c (hook_bool_reg_class_t_false): New.
472 * ira.c (setup_allocno_and_important_classes): Use the new hook.
473 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
474 * doc/tm.texi: Update.
476 2016-11-10 Jason Merrill <jason@redhat.com>
478 * gengtype.c (new_structure): Append to structures list.
479 (find_structure): Likewise.
481 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
483 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
484 this_dir is 2. Check for this_dir non-zero before dir != this_dir
487 2016-11-10 Jakub Jelinek <jakub@redhat.com>
489 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
490 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
492 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
493 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
494 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
495 teams distribute parallel for simd even to distribute and teams
496 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
497 OMP_CLAUSE_DEPEND_SINK case.
498 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
499 (omp_no_lastprivate): Removed.
500 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
501 (gimplify_omp_for): Likewise.
502 (computable_teams_clause): Fail for automatic vars from current
503 function not yet seen in bind expr.
504 * langhooks.c (lhd_omp_scalar_p): New function.
505 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
506 * varpool.c (varpool_node::get_create): Set node->offloading
507 even for DECL_EXTERNAL decls.
508 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
509 (LANG_HOOKS_OMP_SCALAR_P): Define.
510 (LANG_HOOKS_DECLS): Use it.
512 2016-11-10 Martin Liska <mliska@suse.cz>
515 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
516 only when SWITCH_BODY is a BIND_EXPR.
518 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
521 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
522 on the context only when it has no DIE yet.
524 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
526 * arm.h (target_cpus): Delete.
527 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
528 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
529 (all_architectures): Likewise.
530 (arm_option_override): Adjust use of CPU enums.
531 (arm_sched_reorder): Likewise.
532 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
533 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
534 * arm/genopt.sh (processor_type): Prefix enumeration entries with
536 * arm-tables.opt: Regenerated.
538 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
540 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
542 * config/aarch64/aarch64-tune.md: Regenerated.
543 * config/arm/arm-cores.def (falkor): New core.
544 * config/arm/arm-tables.opt: Regenerated.
545 * config/arm/arm-tune.md: Regenerated.
546 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
547 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
548 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
549 (ARM Options/-mtune): Likewise.
551 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
554 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
556 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
557 (propagate_vr_accross_jump_function): Likewise.
558 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
559 (load_from_param_1): New.
560 (load_from_unmodified_param): Factor common part into load_from_param_1.
561 (load_from_param): New.
562 (compute_complex_assign_jump_func): Handle unary expressions.
563 (ipa_write_jump_function): Likewise.
564 (ipa_read_jump_function): Likewise.
566 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
568 * simplify-rtx.c (simplify_binary_operation_1): Simplify
569 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
570 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
573 2016-11-09 David Malcolm <dmalcolm@redhat.com>
575 * print-rtl-function.c: Include varasm.h.
576 (print_any_param_name): New function.
577 (print_param): New function.
578 (print_rtx_function): Call print_param for each argument.
579 * print-rtl.c (rtx_writer::finish_directive): New function.
580 * print-rtl.h (rtx_writer::finish_directive): New decl.
582 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
586 operand 0 as earlyclobber.
587 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
589 2016-11-09 Martin Liska <mliska@suse.cz>
591 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
593 2016-11-09 Jakub Jelinek <jakub@redhat.com>
596 * builtins.c (expand_builtin_memcmp): Formatting fix.
598 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
599 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
600 or of them, renumber other enumerators.
601 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
602 * doc/invoke.texi: Document -fsanitize=shift-base and
603 -fsanitize-shift-exponent, document -fsanitize=shift as
604 having those 2 suboptions.
606 2016-11-09 Richard Biener <rguenther@suse.de>
608 * fold-const.c (tree_swap_operands_p): Remove unused arg.
609 * fold-const.c (tree_swap_operands_p): Likewise.
610 (fold_binary_loc): Adjust.
611 (fold_ternary_loc): Likewise.
612 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
613 * gimple-fold.c (fold_stmt_1): Likewise.
614 * gimple-match-head.c (gimple_resimplify2): Likewise.
615 (gimple_resimplify3): Likewise.
616 (gimple_simplify): Likewise.
617 * tree-ssa-dom.c (record_equality): Likewise.
618 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
619 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
620 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
622 2016-11-09 Richard Biener <rguenther@suse.de>
624 * tree-ssa-dom.c (canonicalize_comparison): Remove.
625 (optimize_stmt): Remove redundant pre-propagation canonicalization
626 of comparison operand order.
628 2016-11-09 Martin Liska <mliska@suse.cz>
630 * fold-const-call.c (fold_const_call): Fix the folding.
632 2016-11-09 Richard Biener <rguenther@suse.de>
634 * common.opt (flag_evaluation_order): Remove.
635 * expr.c (expand_operands): Remove code guarded by
636 flag_evaluation_order.
637 * fold-const.c (reorder_operands_p): Remove, it always returns
639 (negate_expr_p): Remove calls to reorder_operands_p.
640 (fold_negate_expr): Likewise.
641 (tree_swap_operands_p): Likewise.
642 (fold_binary_loc): Likewise.
644 2016-11-09 Andreas Schwab <schwab@suse.de>
647 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
648 insns operating on a register.
650 2016-11-09 Richard Biener <rguenther@suse.de>
652 PR tree-optimization/78007
653 * tree-vect-stmts.c (vectorizable_bswap): New function.
654 (vectorizable_call): Call vectorizable_bswap for
655 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
657 2016-11-09 Richard Biener <rguenther@suse.de>
659 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
660 Look at the DR_BASE_ADDRESS object for forcing alignment.
662 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
664 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
665 (propagate_vr_accross_jump_function): Likewise.
666 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
667 (load_from_param_1): New.
668 (load_from_unmodified_param): Factor common part into load_from_param_1.
669 (load_from_param): New.
670 (compute_complex_assign_jump_func): Handle unary expressions.
671 (ipa_write_jump_function): Likewise.
672 (ipa_read_jump_function): Likewise.
674 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
677 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
678 Also fold constant passed as argument while computing value range.
679 (propagate_constants_accross_call): Pass param type.
680 * ipa-prop.c: export ipa_get_callee_param_type.
681 * ipa-prop.h: export ipa_get_callee_param_type.
683 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
685 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
686 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
688 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
690 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
691 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
692 ASAN_STACK_MAGIC_MIDDLE.
693 (asan_global_struct): Increase the size of fields.
694 (asan_add_global): Add new field constructor.
695 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
696 __asan_version_mismatch_check_v8.
698 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
700 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
703 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
706 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
707 Handle ASHIFT and LSHIFTRT.
708 (dimode_scalar_chain::compute_convert_gain): Ditto.
709 (dimode_scalar_chain::convert_insn): Ditto.
711 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
713 * gimple-ssa-store-merging.c: Include selftest.h
714 (verify_array_eq): New function.
715 (verify_shift_bytes_in_array): Likewise.
716 (verify_shift_bytes_in_array_right): Likewise.
717 (verify_clear_bit_region): Likewise.
718 (verify_clear_bit_region_be): Likewise.
719 (store_merging_c_tests): Likewise.
720 * selftest.h (store_merging_c_tests): Declare prototype.
721 * selftest-run-tests.c (selftest::run_tests): Run
722 store_merging_c_tests.
724 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
726 * config/arm/arm.opt (mold-rtx-costs): Delete.
727 (mnew-generic-costs): Delete.
728 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
729 * config/arm/arm.c (arm_rtx_costs_1): Delete.
730 (arm_size_rtx_costs): Likewise.
731 (arm_slowmul_rtx_costs): Likewise.
732 (arm_fastmul_rtx_costs): Likewise.
733 (arm_xscale_rtx_costs): Likewise.
734 (arm_9e_rtx_costs): Likewise.
735 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
736 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
737 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
738 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
739 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
740 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
741 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
743 Delete rtx_costs field.
744 (arm_new_rtx_costs): Rename to...
745 (arm_rtx_costs_internal): ... This.
746 (arm_rtx_costs): Remove old way of doing rtx costs.
748 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
750 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
751 (arm_fastmul_tune): Likewise.
752 (arm_strongarm_tune): Likewise.
753 (arm_xscale_tune): Likewise.
754 (arm_9e_tune): Likewise.
755 (arm_marvell_pj4_tune): Likewise.
756 (arm_v6t2_tune): Likewise.
757 (arm_v6m_tune): Likewise.
758 (arm_fa726te_tune): Likewise.
760 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
762 PR tree-optimization/78234
763 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
766 2016-11-08 Martin Liska <mliska@suse.cz>
769 * dbgcnt.def: Add new debug counter asan_use_after_scope.
770 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
771 with a value expr. Do not add artificial variables to
772 live_switch_vars. Use the debug counter.
773 (gimplify_target_expr): Use the debug counter.
774 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
775 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
776 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
778 2016-11-08 Richard Biener <rguenther@suse.de>
780 * tree-vect-stmts.c (get_group_load_store_type): If the
781 access is aligned do not trigger peeling for gaps.
782 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
783 force alignment of vars with DECL_USER_ALIGN.
785 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
787 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
789 2016-11-08 Richard Biener <rguenther@suse.de>
791 PR tree-optimization/78205
792 * tree-vect-stmts.c (vectorizable_load): Move check whether
793 we may run into gaps when BB vectorizing SLP permutations ...
794 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
795 here where we can do a more precise check.
797 2016-11-08 Richard Biener <rguenther@suse.de>
799 PR tree-optimization/78224
800 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
801 Split the fallthru edge in case its successor may have PHIs.
802 Do not free dominance info.
804 2016-11-07 Jakub Jelinek <jakub@redhat.com>
807 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
808 EH info even for bzhi and pdep/pext.
810 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
812 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
813 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
815 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
817 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
819 * config/rs6000/vector.md (div<mode>3): Ditto.
821 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
823 * configure.ac (.hidden): Change to conftest_s string. Provide string
825 (gcc_cv_ld_hidden): Yes for AIX.
826 * configure: Regenerate.
828 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
830 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
831 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
832 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
833 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
834 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
835 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
837 (rs6000_xcoff_visibility): New.
838 (rs6000_xcoff_declare_function_name): Add visibility support.
839 (rs6000_xcoff_asm_globalize_decl_name): New.
840 (rs6000_xcoff_asm_output_aligned_decl_common): New.
841 (rs6000_asm_weaken_decl): New.
842 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
843 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
846 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
849 * incpath.c: (remove_dup(): Also silently ignore EPERM.
851 2016-11-07 Martin Jambor <mjambor@suse.cz>
853 * tree.c (verify_type_variant): Use pointer comparison to check that
854 TYPE_SIZE_UNIT match.
856 2016-11-07 Jakub Jelinek <jakub@redhat.com>
859 * dse.c (dse_step5): Call scan_reads even if just
860 insn_info->frame_read. Improve and fix dump file messages.
863 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
864 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
866 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
869 * match.pd: Add following two patterns:
870 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
871 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
873 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
875 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
876 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
877 * rtl.h (duplicate_reg_notes): Declare.
878 * rtlanal.c (duplicate_reg_note): New function.
880 PR rtl-optimization/77309
881 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
882 don't assume an equality comparison for plain COMPARE.
883 (simplify_comparison): Pass a more accurate code to
884 make_compound_operation.
886 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
888 * target.def (compute_pressure_classes): New target hook.
889 * doc/tm.texi.in: Document it.
890 * doc/tm.texi: Regenerate.
891 * ira.c (setup_pressure_classes): Call target hook if defined.
893 2016-11-07 David Malcolm <dmalcolm@redhat.com>
895 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
897 (rtx_writer::print_rtx): In compact mode, omit trailing operands
898 that have the default values.
899 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
901 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
902 label string from expected dump.
903 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
906 2016-11-07 Jakub Jelinek <jakub@redhat.com>
909 * alias.c (nonoverlapping_memrefs_p): If one decl is
910 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
912 2016-11-07 Richard Biener <rguenther@suse.de>
915 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
918 2016-11-07 Richard Biener <rguenther@suse.de>
920 PR tree-optimization/78218
921 * gimple-ssa-store-merging.c
922 (pass_store_merging::terminate_all_aliasing_chains):
923 Drop unused argument, fix alias check to also consider uses.
924 (pass_store_merging::execute): Adjust.
926 2016-11-07 Richard Biener <rguenther@suse.de>
928 PR tree-optimization/78228
929 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
932 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
935 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
936 aarch64_simd_shift_imm_<mode> predicate for operand 1.
937 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
938 to restrict them to an appropriate range and add FAIL check if the
939 region they specify is out of range. Delete useless constraint
941 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
942 2 and 3 to restrict their range and add pattern predicate.
944 2016-11-07 Martin Liska <mliska@suse.cz>
946 * asan.c (enum asan_check_flags): Move the enum to header file.
947 (asan_init_shadow_ptr_types): Make type creation more generic.
948 (shadow_mem_size): New function.
949 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
950 Rewritten stack unpoisoning code.
951 (build_shadow_mem_access): Add new argument return_address.
952 (instrument_derefs): Instrument local variables if use after scope
953 sanitization is enabled.
954 (asan_store_shadow_bytes): New function.
955 (asan_expand_mark_ifn): Likewise.
956 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
957 * asan.h (enum asan_mark_flags): Moved here from asan.c
958 (asan_protect_stack_decl): Protect all declaration that need
960 (asan_sanitize_use_after_scope): New function.
961 (asan_no_sanitize_address_p): Likewise.
962 * cfgexpand.c (partition_stack_vars): Consider
963 asan_sanitize_use_after_scope in condition.
964 (expand_stack_vars): Likewise.
965 * common.opt (-fsanitize-address-use-after-scope): New option.
966 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
967 Explain the parameter.
968 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
969 * gimplify.c (build_asan_poison_call_expr): New function.
970 (asan_poison_variable): Likewise.
971 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
972 variables that have address taken.
973 (gimplify_decl_expr): Likewise.
974 (gimplify_target_expr): Likewise for C++ temporaries.
975 (sort_by_decl_uid): New function.
976 (gimplify_expr): Unpoison all variables for a label we can jump
977 from outside of a scope.
978 (gimplify_switch_expr): Unpoison variables defined in the switch
980 (gimplify_function_tree): Clear asan_poisoned_variables.
981 (asan_poison_variables): New function.
982 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
983 * internal-fn.c (expand_ASAN_MARK): New function.
984 * internal-fn.def (ASAN_MARK): Declare.
985 * opts.c (finish_options): Handle -fstack-reuse if
986 -fsanitize-address-use-after-scope is enabled.
987 (common_handle_option): Enable address sanitization if
988 -fsanitize-address-use-after-scope is enabled.
989 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
991 * params.h: Likewise.
992 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
993 * sanitizer.def: Define __asan_poison_stack_memory and
994 __asan_unpoison_stack_memory functions.
995 * asan.c (asan_mark_poison_p): New function.
996 (transform_statements): Handle asan_mark_poison_p calls.
997 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
999 2016-11-07 Tamar Christina <tamar.christina@arm.com>
1002 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
1004 2016-11-07 Martin Liska <mliska@suse.cz>
1006 * tree-profile.c (gimple_gen_time_profiler): Set proper type
1007 to time_profiler_counter_ptr.
1009 2016-11-07 Richard Biener <rguenther@suse.de>
1011 PR tree-optimization/37150
1012 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
1014 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
1015 (vect_analyze_slp_cost_1): Account for the real number of
1016 permutations emitted and for dead loads.
1017 (vect_transform_slp_perm_load): Add n_perms parameter counting
1018 the number of emitted permutations.
1019 * tree-vect-stmts.c (vectorizable_load): Adjust.
1021 2016-11-07 Richard Biener <rguenther@suse.de>
1023 PR tree-optimization/78189
1024 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
1025 alignment computation.
1027 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1029 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
1031 2016-11-05 Martin Sebor <msebor@redhat.com>
1033 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
1036 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
1040 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
1042 2016-11-04 Jakub Jelinek <jakub@redhat.com>
1045 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
1046 doesn't have rtl set.
1048 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1050 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
1051 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
1052 rs6000_gimple_fold_builtin.
1053 (rs6000_gimple_fold_builtin): New function. Add handling for
1054 early expansion of vector addition builtins.
1056 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1058 * expr.h (copy_blkmode_from_reg): Delete.
1059 * expr.c (copy_blkmode_from_reg): Make static.
1061 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1063 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
1064 * combine.c (LOAD_EXTEND_OP): Delete.
1065 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
1066 * cse.c (LOAD_EXTEND_OP): Delete.
1067 * fold-const.c (LOAD_EXTEND_OP): Likewise.
1068 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
1069 * postreload.c (LOAD_EXTEND_OP): Delete.
1070 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
1071 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
1072 (find_reloads): Likewise.
1073 * reload1.c (eliminate_regs_1): Likewise.
1074 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
1075 (num_sign_bit_copies1): Likewise.
1077 2016-11-04 David Malcolm <dmalcolm@redhat.com>
1079 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
1080 (selftest::ix86_test_dumping_hard_regs): New function.
1081 (selftest::ix86_run_selftests): New function.
1082 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
1083 selftest::ix86_run_selftests.
1084 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
1085 * doc/tm.texi: Regenerate
1086 * selftest-rtl.h: New file.
1087 * rtl-tests.c: Include "selftest-rtl.h".
1088 (selftest::assert_rtl_dump_eq): Make non-static.
1089 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
1090 (selftest::test_dumping_regs): Update comment.
1091 * selftest-run-tests.c: Include "target.h".
1092 (selftest::run_tests): If non-NULL, call
1093 targetm.run_target_selftests.
1094 * target.def (run_target_selftests): New hook.
1096 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1098 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
1099 representative core for this architecture.
1100 * config/arm/arm-cores.def (cortex-m33): Define new processor.
1101 * config/arm/arm-tables.opt: Regenerate.
1102 * config/arm/arm-tune.md: Likewise.
1103 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
1104 valid -mcpu options.
1105 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
1107 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1109 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
1110 representative core for this architecture.
1111 * config/arm/arm-cores.def (cortex-m23): Define new processor.
1112 * config/arm/arm-tables.opt: Regenerate.
1113 * config/arm/arm-tune.md: Likewise.
1114 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
1115 this tuning parameters apply to in the comment.
1116 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
1117 valid -mcpu options.
1118 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
1120 2016-11-04 Bin Cheng <bin.cheng@arm.com>
1122 * fold-const.c (fold_cond_expr_with_comparison): Remove call
1123 to pedantic_non_lvalue_loc. Remove useless code for lvalue
1124 where cond_expr can't be a lvalue.
1126 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
1128 * config/arc/arc.c (arc_process_double_reg_moves): Use
1130 * config/arc/arc.md (movsi_insn): Disable unsupported move
1131 instructions for ARCv2 cores.
1132 (movdi): Use prepare_move_operands.
1133 (movsf, movdf): Use move_dest_operand predicate.
1134 * config/arc/constraints.md (Chs): Enable when barrel shifter is
1136 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
1137 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
1139 (dexcl_3op_peep2_insn_nores): Likewise.
1140 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
1141 (LINK_COMMAND_SPEC): Remove.
1143 2016-11-04 Richard Biener <rguenther@suse.de>
1146 * loop-invariant.c (find_exits): Record entering inner
1147 loops as possibly exiting to handle infinite sub-loops.
1148 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1149 (fill_always_executed_in_1): Honor infinite child loops.
1151 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1154 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
1155 has already been adjusted for endianness, so don't adjust it any
1159 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
1160 ICmode unless we have standard PowerPC floating point.
1161 * config/rs6000/rs6000.md (FP iterator): Likewise.
1162 (FMOVE128 iterator): Likewise.
1164 2016-11-03 Jakub Jelinek <jakub@redhat.com>
1165 Alexandre Oliva <aoliva@redhat.com>
1166 Jason Merrill <jason@redhat.com>
1170 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
1172 * langhooks.c (lhd_type_dwarf_attribute): New function.
1173 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
1174 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
1175 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
1176 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
1177 (check_qualified_type, check_aligned_type): Call it.
1178 * dwarf2out.c (modified_type_die): Don't use type_main_variant
1179 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1180 check_base_type and check_lang_type.
1181 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
1182 return early. For pointer-to-data-member add DW_AT_use_location
1184 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
1186 (gen_type_die_with_usage): Don't use type_main_variant
1187 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1188 check_base_type and check_lang_type. Formatting fixes. Call
1189 get_debug_type langhook.
1191 2016-11-03 Jason Merrill <jason@redhat.com>
1193 * tree.c (check_lang_type): New.
1194 (check_qualified_type): Use it.
1195 (check_aligned_type): Use it.
1196 * tree.h: Declare it.
1198 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
1200 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
1201 (arm*-freebsd*): Likewise.
1202 (arm*-*-netbsdelf*): Likewise.
1203 (arm*-*-linux*): Likewise.
1204 (arm*-*-uclinux*eabi*): Likewise.
1205 (arm*-*-phoenix*): Likewise.
1206 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
1207 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
1208 specified. Default to arm6 if target_cpu_cname is not set.
1209 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
1210 default cpu has been correctly configured.
1211 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
1212 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
1213 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
1214 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
1215 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1216 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
1217 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1219 2016-11-03 Jiong Wang <jiong.wang@arm.com>
1221 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
1222 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
1223 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
1224 (output_cfa_loc): Support DW_CFA_val_expression.
1225 (output_cfa_loc_raw): Likewise.
1226 (output_cfi): Likewise.
1227 (output_cfi_directive): Likewise.
1228 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
1229 (dw_cfi_oprnd2_desc): Likewise.
1230 (mem_loc_descriptor): Recognize new pattern generated for value
1233 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
1235 PR rtl-optimization/78186
1236 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
1237 well, when converting to IOR.
1239 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
1241 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
1242 (vec_interleave_highv8qi): Likewise.
1244 2016-11-03 Martin Liska <mliska@suse.cz>
1246 * profile.c (instrument_values): Fix coding style.
1247 (branch_prob): Use renamed function.
1248 * tree-profile.c (init_ic_make_global_vars): Likewise.
1249 (gimple_init_edge_profiler): Rename to
1250 gimple_init_gcov_profiler.
1251 tree_time_profiler_counter variable declaration.
1252 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
1254 * value-prof.h: Remove an argument.
1256 2016-11-03 Richard Biener <rguenther@suse.de>
1258 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
1259 symtab_node::get_create.
1261 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1263 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
1264 Move comments into more natural position.
1266 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
1268 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
1269 (PTRDIFF_TYPE): Define as int.
1271 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1273 * ccmp.c (expand_ccmp_expr_1): Adjust.
1274 (expand_ccmp_expr): Likewise.
1275 (expand_ccmp_next): Likewise.
1276 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
1277 (aarch64_gen_ccmp_first): Likewise.
1278 * doc/tm.texi: Regenerate.
1279 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
1280 (gen_ccmp_next): Likewise.
1282 2016-11-03 Bin Cheng <bin.cheng@arm.com>
1284 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
1285 (vect_is_simple_reduction): Swap cond_reduction by inversion.
1287 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/i386.c (ix86_init_libfuncs): New. Call
1290 darwin_rename_builtins here.
1291 (ix86_expand_divmod_libfunc): New.
1292 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
1293 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
1295 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
1296 Nathan Sidwell <nathan@acm.org>
1298 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
1300 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
1302 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
1304 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
1305 to format MODE_INT and MODE_PARTIAL_INT literals.
1307 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
1310 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
1311 NULL if TARGET_SPE_ABI.
1313 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1315 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
1316 clear padding bits even when they're less than a byte.
1318 2016-11-02 Richard Biener <rguenther@suse.de>
1320 * gimple-ssa-store-merging.c: Include gimplify-me.h.
1321 (imm_store_chain_info::output_merged_stores): Force base_addr
1322 to be proper GIMPLE for a MEM_REF address.
1323 (pass_store_merging::execute): Restrict negative bitpos
1324 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
1325 check. Take into account non-NULL_TREE offset if the base
1326 is already addressable.
1328 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
1330 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
1332 (aarch64_be_crypto_sha1hv4si): New pattern.
1334 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
1336 * config/aarch64/aarch64.md (add<mode>3): Remove
1337 redundant code. Don't split frame based additions.
1339 2016-11-02 Richard Biener <rguenther@suse.de>
1341 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
1342 redundant val and dest members.
1343 (store_immediate_info::store_immediate_info): Adjust.
1344 (merged_store_group::merged_store_group): Adjust.
1345 (merged_store_group::apply_stores): Likewise.
1346 (struct imm_store_chain_info): Add base_addr field.
1347 (imm_store_chain_info::imm_store_chain_info): New constructor.
1348 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
1349 (imm_store_chain_info::output_merged_store): Likewise. Use
1350 addr_base which is already the address.
1351 (imm_store_chain_info::output_merged_stores): Likewise.
1352 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
1353 imm_store_chain_info instead of base. Fix alias check.
1354 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
1355 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
1356 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
1357 use the address of the base and adjust for other changes.
1359 2016-11-02 Martin Liska <mliska@suse.cz>
1361 * fold-const-call.c (host_size_t_cst_p): Test whether
1362 t is convertible to size_t.
1364 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1366 PR tree-optimization/78170
1367 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
1368 introduced by native_encode_expr on little-endian as well.
1370 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1372 PR tree-optimization/78162
1373 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
1376 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1378 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
1380 (aarch64_next_callee_save): Likewise.
1381 (aarch64_pushwb_single_reg): Likewise.
1382 (aarch64_gen_storewb_pair): Likewise.
1383 (aarch64_push_regs): Likewise.
1384 (aarch64_gen_loadwb_pair): Likewise.
1385 (aarch64_pop_regs): Likewise.
1386 (aarch64_gen_store_pair): Likewise.
1387 (aarch64_gen_load_pair): Likewise.
1388 (aarch64_save_callee_saves): Likewise.
1389 (aarch64_restore_callee_saves): Likewise.
1391 2016-11-02 Richard Biener <rguenther@suse.de>
1393 PR tree-optimization/78035
1394 PR tree-optimization/77964
1395 * gimple-pretty-print.c (pp_points_to_solution): Print
1396 vars_contains_interposable.
1397 * tree-ssa-alias.c: Include varasm.h.
1398 (ptrs_compare_unequal): Check vars_contains_interposable and
1399 decl_binds_to_current_def_p.
1400 (dump_points_to_solution): Dump vars_contains_interposable.
1401 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
1403 * tree-ssa-structalias.c: Include varasm.h.
1404 (set_uids_in_ptset): Record whether vars contains a
1405 not decl_binds_to_current_def_p variable in vars_contains_interposable.
1406 (ipa_escaped_pt): Update initializer.
1408 2016-11-02 Richard Biener <rguenther@suse.de>
1410 PR tree-optimization/78047
1411 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
1412 fake field at offset zero conservatively regarding to may_have_pointers.
1414 2016-11-02 Richard Biener <rguenther@suse.de>
1416 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
1417 infer_value_range on stmt ops and update value-ranges.
1418 Dump visited stmts and blocks.
1419 (evrp_dom_walker::push_value_range): Dump changes.
1420 (evrp_dom_walker::pop_value_range): Likewise.
1421 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
1423 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1425 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
1427 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
1429 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1431 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
1432 and adjust for that.
1433 * cfgrtl.h (delete_insn_chain): Adjust prototype.
1435 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1437 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
1439 (transcode_memory_rtx): Likewise.
1440 (move_to_acc): Likewise.
1441 (move_from_acc): Likewise.
1442 (move_acc_to_reg): Likewise.
1443 (move_to_x): Likewise.
1444 (move_to_hl): Likewise.
1445 (move_to_de): Likewise.
1446 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
1447 (rs6000_emit_savres_rtx): Likewise.
1448 (rs6000_emit_prologue): Likewise.
1449 * reorg.c (update_reg_unused_notes): Likewise.
1450 * rtl.h (remove_note): Adjust prototype.
1451 * rtlanal.c (remove_note): Make argument type rtx_insn *.
1453 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1455 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
1456 variables so some can be rtx_insn *.
1457 (alpha_emit_xfloating_libcall): Likewise.
1458 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
1459 (mips_legitimize_tls_address): Likewise.
1460 * optabs.c (expand_binop): Likewise.
1461 * reload1.c (gen_reload): Likewise.
1463 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1465 * reorg.c (relax_delay_slots): Split up the trial variable.
1467 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1469 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
1470 of variables rtx_insn *.
1471 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
1472 (legitimize_tls_address): Likewise.
1473 * config/bfin/bfin.c (hwloop_optimize): Likewise.
1474 (bfin_gen_bundles): Likewise.
1475 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1476 (c6x_reorg): Likewise.
1477 * config/frv/frv.c (frv_reorder_packet): Likewise.
1478 * config/i386/i386.c (ix86_split_idivmod): Likewise.
1479 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
1480 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
1481 * config/mn10300/mn10300.c: Likewise.
1482 * config/rl78/rl78.c: Likewise.
1483 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
1484 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
1485 (sh_expand_cmpnstr): Likewise.
1486 (sh_expand_strlen): Likewise.
1487 (sh_expand_setmem): Likewise.
1488 * config/sh/sh.md: Likewise.
1489 * emit-rtl.c (emit_pattern_before): Likewise.
1490 * except.c: Likewise.
1491 * final.c: Likewise.
1494 2016-11-01 Jason Merrill <jason@redhat.com>
1496 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
1497 a COND_EXPR with constant condition.
1499 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1501 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
1502 and its initialization.
1504 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1506 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
1509 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1511 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
1512 argument, don't call add_linkage_name if it is true.
1513 (gen_variable_die): For C++ inline static data members, consider the
1514 initial call when old_die is NULL to be declaration and call
1515 add_name_and_src_coords_attributes in that case with true as
1516 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
1517 (gen_member_die): For C++ inline static data members, emit a
1518 definition DIE right away in DW_TAG_compile_unit context.
1520 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
1523 * config/pa/pa.md: Add new shift/add patterns to handle
1524 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
1526 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
1528 * config/xtensa/xtensa-protos.h
1529 (xtensa_use_return_instruction_p): New prototype.
1530 * config/xtensa/xtensa.c (xtensa_current_frame_size,
1531 xtensa_callee_save_size): Remove.
1532 (struct machine_function): Add new fields: current_frame_size,
1533 callee_save_size, frame_laid_out and epilogue_done.
1534 (compute_frame_size, xtensa_expand_prologue,
1535 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
1536 cfun->machine->callee_save_size and xtensa_current_frame_size
1537 with cfun->machine->current_frame_size.
1538 (compute_frame_size): Update cfun->machine->frame_laid_out and
1539 don't update frame layout after reload completion.
1540 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
1541 instead of zeroing xtensa_current_frame_size.
1542 (xtensa_use_return_instruction_p): New function.
1543 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
1545 (INITIAL_ELIMINATION_OFFSET): Use return value of
1546 compute_frame_size instead of xtensa_current_frame_size value.
1547 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
1548 function xtensa_use_return_instruction_p instead of inline code.
1550 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1552 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
1553 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
1554 * dwarf2out.c (rnglist_idx): New variable.
1555 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
1556 (DEBUG_RNGLISTS_SECTION): Define.
1557 (ranges_base_label): New variable.
1558 (size_of_die) <case dw_val_class_range_list>: If using
1559 DW_FORM_rnglistx, count size of uleb128 of range list index.
1560 (value_format) <case dw_val_class_range_list>: For
1561 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
1562 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
1563 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
1564 (add_ranges_num): Remove useless prototype. Don't multiply
1565 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
1566 for new fields added to dw_ranges struct.
1567 (add_ranges): Add maybe_new_sec argument and pass it
1568 through to add_ranges_num.
1569 (note_rnglist_head): New function.
1570 (add_ranges_by_labels): Pass true as maybe_new_sec to
1571 add_ranges_num, call note_rnglist_head on the head of the list.
1572 (output_ranges): Add function comment. Switch to
1573 .debug_ranges section here and emit .Ldebug_ranges0 label.
1574 (index_rnglists, output_rnglists): New functions.
1575 (gen_subprogram_die): Formatting fixes.
1576 (add_high_low_attributes): Don't divide offsets
1577 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
1578 first list element or when pointing into the middle of
1579 a list. Pass true as second argument to add_ranges on the
1580 first block fragment after cold/hot section switch.
1581 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
1582 section instead of .debug_ranges. Initialize
1583 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
1584 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
1585 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
1586 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
1587 Call output_rnglists for -gdwarf-5.
1588 (dwarf2out_c_finalize): Clear rnglist_idx.
1590 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
1592 * combine.c (simplify_compare_const): Add gcc_fallthrough.
1594 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
1595 Tamar Christina <tamar.christina@arm.com>
1597 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
1598 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
1599 (vmaxnmq_f32): Likewise.
1600 (vminnm_f32): Likewise.
1601 (vminnmq_f32): Likewise.
1602 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
1604 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
1607 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1609 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
1610 binary floating point types supported by the hardware except for
1612 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
1613 vector instruction for optimizing extracting a SImode from a
1614 V4SImode vector and converting it to floating point.
1615 (vsx_xvcvuxwdp_df): Likewise.
1616 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
1617 registers to be any VSX register. Move stores to the end of the
1619 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
1620 to optimize extracting a SImode from a V4SImode vector and
1621 converting it to a binary floating point type supported by the
1622 hardware. Use the vector converts instead of extracting the
1623 element, sign extending it, and then converting it to double.
1624 Other floating point types than double first convert to double,
1625 then the double is converted to that type.
1626 (vsx_extract_si_<uns>float_<mode>): Likewise.
1628 2016-10-31 Andrew Pinski <apinski@cavium.com>
1630 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
1631 Rewrite handling of part num to handle the case where
1632 multiple implementers share the same part num.
1634 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
1635 Jakub Jelinek <jakub@redhat.com>
1637 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
1638 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
1640 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1642 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
1643 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
1644 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
1645 (is_cu_die, is_unit_die): Likewise.
1646 (should_move_die_to_comdat, break_out_comdat_types): Adjust
1647 comments for DWARF5 DW_UT_type units.
1648 (output_compilation_unit_header): Add UT argument, output
1649 start of DWARF5 .debug_info section header.
1650 (output_comp_unit): Add dwo_id argument. Adjust
1651 output_compilation_unit_header caller, for DW_UT_split_compile
1652 emit dwo_id field, otherwise padding1. Emit padding2 field.
1653 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
1654 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
1655 (output_skeleton_debug_sections): Add dwo_id argument, for
1656 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
1657 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
1658 DW_UT_type or DW_UT_split_type units rather than .debug_types.
1659 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
1660 DW_TAG_compile_unit for skeleton unit die. Don't add
1661 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
1662 address to output_comp_unit and output_skeleton_debug_sections.
1664 * dwarf2out.c (debug_line_str_section): New variable.
1665 (debug_line_str_hash): Likewise.
1666 (DEBUG_LINE_STR_SECTION): Define.
1667 (set_indirect_string): Handle DW_FORM_line_strp like
1669 (find_string_form): Fix up formatting.
1670 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
1672 (output_die): Handle DW_FORM_line_strp.
1673 (DWARF5_USE_DEBUG_LINE_STR): Define.
1674 (output_line_string): New function.
1675 (output_file_names): Add -gdwarf-5 support.
1676 (output_line_info): Likewise.
1677 (init_sections_and_labels): Initialize debug_line_str_section.
1678 (output_indirect_string): Change 2nd argument from void *
1679 to enum dwarf_form form, compare with form rather than
1681 (output_indirect_strings): Pass DW_FORM_strp to
1682 output_indirect_string traversion.
1683 (dwarf2out_finish): Output .debug_line_str strings.
1684 (dwarf2out_c_finalize): Clear debug_line_str_section and
1685 debug_line_str_hash.
1687 2016-10-31 Tom Tromey <tom@tromey.com>
1690 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
1691 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
1692 DW_OP_GNU_push_tls_address case.
1693 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
1695 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1697 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
1698 for frame_offset_rel bit.
1699 (struct array_descr_info): Add rank field.
1700 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
1701 and placeholder_seen fields.
1702 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
1703 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
1704 DW_OP_pick 1 into DW_OP_over.
1705 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
1706 gen_variant_part): Clear placeholder_{arg,seen}.
1707 (loc_list_from_tree_1): Drop const from context argument.
1708 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
1709 (loc_list_for_address_of_addr_expr_of_indirect_ref,
1710 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
1712 (add_scalar_info): Drop const from context argument. Handle
1713 context->placeholder_arg.
1714 (add_bound_info): Drop const from context argument.
1715 (gen_descr_array_type_die): Drop const from ctx variable.
1716 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
1717 attribute and use a single DW_TAG_generic_subrange instead of
1718 7 DW_TAG_subrange_type for assumed rank arrays.
1720 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
1721 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
1722 from bool to 1-bit uchar bitfield. Add num_assigned and
1723 offset_emitted bitfields.
1724 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
1725 for dw_val_class_lineptr and dw_val_class_macptr. Handle
1726 dw_val_class_loclistsptr.
1727 (new_addr_loc_descr): Fix up formatting.
1728 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
1729 (add_AT_low_high_pc): Fix up formatting.
1730 (add_AT_loclistsptr): New function.
1731 (AT_lbl): Allow dw_val_class_loclistsptr.
1732 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
1733 Handle dw_val_class_loclistsptr.
1734 (loc_list_idx): New variable.
1735 (output_loclists_offsets, assign_location_list_indexes): New
1737 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
1738 add size_of_uleb128 of the index. Drop never used
1739 dwarf_split_debug_info AT_index handling. Handle
1740 dw_val_class_loclistsptr.
1741 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
1742 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
1743 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
1744 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
1745 DW_FORM_loclistx indexes.
1746 (output_attr_index_or_value): Fix up formatting. Don't handle
1747 dw_val_class_loc_list here.
1748 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
1749 For dw_val_class_loc_list call output_loc_list_offset rather than
1750 output_attr_index_or_value.
1751 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
1752 or .debug_loclists.dwo section name for debug_loc_section.
1753 (resolve_addr_in_expr): Formatting fix.
1754 (index_location_lists): Likewise.
1755 (dwarf2out_finish): If there are any location lists, for
1756 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
1757 index_location_lists only if have_location_lists. Call
1758 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
1759 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
1760 -gsplit-dwarf also emit offset table.
1762 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
1763 (size_of_die, value_format, output_die): Use
1764 DW_FORM_data16 for 128-bit dw_val_class_const_double or
1765 dw_val_class_wide_int.
1767 * dwarf2out.c (dwarf_op): Renamed to ...
1768 (dwarf_OP): ... this.
1769 (convert_descriptor_to_mode, scompare_loc_descriptor,
1770 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1771 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
1773 (dwarf_AT, dwarf_TAG): New functions.
1774 (check_die): Disallow DW_AT_call_all_calls next to
1775 DW_AT_GNU_all_call_sites.
1776 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
1777 and attributes instead of the corresponding GNU tag and attributes.
1778 (gen_subprogram_die): Likewise. Emit call site information even
1779 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
1780 DW_AT_defaulted in comment.
1781 (resolve_addr): Handle DW_AT_call_origin attribute on
1782 DW_TAG_call_site DIE like DW_AT_abstract_origin on
1783 DW_TAG_GNU_call_site DIE.
1785 * dwarf2out.c (dwarf_op): New function.
1786 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
1787 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
1788 (output_loc_operands, output_loc_operands_raw): Likewise.
1789 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
1790 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
1791 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
1792 if dwarf_version < 5.
1793 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
1795 (scompare_loc_descriptor, ucompare_loc_descriptor,
1796 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1797 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
1798 optimize_location_into_implicit_ptr): Likewise. Only punt for
1799 !dwarf_strict if dwarf_version < 5.
1800 (string_cst_pool_decl): Adjust comment.
1801 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
1803 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
1804 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1805 (struct dw_val_node): Add val_file_implicit field.
1806 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
1807 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
1808 output_die): Handle dw_val_class_const_implicit,
1809 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1810 (abbrev_die_table): Change into va_gc vec.
1811 (abbrev_die_table_allocated, abbrev_die_table_in_use,
1812 ABBREV_DIE_TABLE_INCREMENT): Remove.
1813 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
1814 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
1816 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
1817 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
1819 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
1821 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
1823 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
1825 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
1826 unit. Call optimize_abbrev_table.
1827 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
1828 abbrev_die_table being a va_gc vec.
1830 PR tree-optimization/77860
1831 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
1832 also integral complex and vector constants.
1834 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
1835 optimize_macinfo_range, save_macinfo_strings): Replace
1836 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
1837 (output_macinfo): Likewise. Emit .debug_macro* rather than
1838 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
1839 (init_sections_and_labels): Use .debug_macro* labels rather than
1840 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
1841 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
1842 or DW_AT_GNU_macros for -gdwarf-5.
1844 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
1846 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
1848 2016-09-11 Le-Chun Wu <lcwu@google.com>
1849 Mark Wielaard <mjw@redhat.com>
1851 * common.opt (Wshadow=global): New option. Default for -Wshadow.
1852 (Wshadow=local): New option.
1853 (Wshadow-local): Hidden alias for -Wshadow=local.
1854 (Wshadow=compatible-local): New option.
1855 (Wshadow-compatible-local): Hidden alias for
1856 -Wshadow=compatible-local.
1857 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
1858 Wshadow=compatible-local.
1860 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1862 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
1863 Check slp defs for COND_EXPR by swapping/inverting operands if the
1864 new parameter SWAP indicates so.
1865 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
1866 is isomorphic to the first stmt via swapping/inverting. Store swap
1867 information in the new parameter SWAP.
1868 (vect_build_slp_tree): New local array SWAP and pass it to function
1869 vect_build_slp_tree_1. Cleanup result handling code for function
1870 call to vect_get_and_check_slp_defs. Skip operand swapping if the
1871 order of operands has been fixed as indicated by SWAP[i].
1873 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1875 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
1876 unnecessary data dependence check after visited store stmt.
1878 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1880 PR tree-optimization/71915
1881 PR tree-optimization/71490
1882 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
1884 (find_basis_for_base_expr): Require stride types to match when
1886 (alloc_cand_and_find_basis): Record the stride type.
1887 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
1888 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
1889 the expressions having those types.
1890 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
1891 (create_mul_ssa_cand): Likewise.
1892 (create_mul_imm_cand): Likewise.
1893 (create_add_ssa_cand): Likewise.
1894 (create_add_imm_cand): Likewise.
1895 (legal_cast_p_1): Change interface to accept types rather than the
1896 expressions having those types.
1897 (legal_cast_p): Pass types to legal_cast_p_1.
1898 (slsr_process_cast): Pass stride type to
1899 alloc_cand_and_find_basis.
1900 (slsr_process_copy): Likewise.
1901 (dump_candidate): Display stride type when a cast exists.
1902 (create_add_on_incoming_edge): Introduce a cast when necessary for
1904 (analyze_increments): Change the code checking for invalid casts
1905 to rely on the stride type, and update the documentation and
1906 example. Change the code checking for pointer multiplies to rely
1908 (insert_initializers): Introduce a cast when necessary for the
1909 stride type. Use the stride type for the type of the initializer.
1911 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1913 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
1915 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1917 PR rtl-optimization/77919
1918 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
1919 into memory if both modes are complex and their inner modes have the
1920 same precision. If the two modes are different complex modes, convert
1921 each part separately and generate a new CONCAT.
1923 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1925 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
1927 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1930 * gimple-ssa-store-merging.c
1931 (imm_store_chain_info::output_merged_store): Use build_aligned_type
1932 instead of SET_TYPE_ALIGN on shared integral type.
1934 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1936 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1937 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
1940 2016-10-28 Jeff Law <law@redhat.com>
1942 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
1943 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
1945 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
1947 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
1949 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
1951 * target.def (min_arithmetic_precision): New hook.
1952 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
1953 * doc/tm.texi: Regenerate.
1954 * internal-fn.c (expand_arith_overflow): Adjust handling of target
1955 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
1956 * targhooks.c (default_min_arithmetic_precision): New function.
1957 * targhooks.h (default_min_arithmetic_precision): Declare.
1958 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
1959 (sparc_min_arithmetic_precision): New function.
1961 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
1964 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
1965 Swap commutative operands in new RTL if needed. Handle zero_ext
1967 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
1970 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1971 Kugan Vivekanandarajah <kuganv@linaro.org>
1972 Jim Wilson <jim.wilson@linaro.org>
1974 PR tree-optimization/43721
1975 * target.def: New hook expand_divmod_libfunc.
1976 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
1977 * doc/tm.texi: Regenerate.
1978 * internal-fn.def: Add new entry for DIVMOD ifn.
1979 * internal-fn.c (expand_DIVMOD): New.
1980 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
1982 (widen_mul_stats): Add new field divmod_calls_inserted.
1983 (target_supports_divmod_p): New.
1984 (divmod_candidate_p): Likewise.
1985 (convert_to_divmod): Likewise.
1986 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
1987 renumber_gimple_stmt_uids at beginning of function. Call
1988 convert_to_divmod and record stats for divmod.
1989 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
1990 TARGET_EXPAND_DIVMOD_LIBFUNC.
1991 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
1994 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
1995 Segher Boessenkool <segher@kernel.crashing.org>
1997 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
1998 swapping the arms of the branch.
1999 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
2000 sequence for the generic signed-signed-signed case.
2002 2016-10-28 Jeff Law <law@redhat.com>
2004 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
2006 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2008 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2010 PR rtl-optimization/78029
2011 * function.c (prologue_contains, epilogue_contains): New functions.
2012 (record_prologue_seq, record_epilogue_seq): New functions.
2013 * function.h (prologue_contains, epilogue_contains,
2014 record_prologue_seq, record_epilogue_seq): New declarations.
2015 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
2016 mixing prologue and epilogue insns.
2017 (init_deps): Initialize the new fields in struct deps_desc.
2018 * sched-int.h (struct deps_desc): New fields last_prologue,
2019 last_epilogue, and last_logue_was_epilogue.
2020 * shrink-wrap.c (emit_common_heads_for_components): Record all
2021 emitted prologue and epilogue insns.
2022 (emit_common_tails_for_components): Ditto.
2023 (insert_prologue_epilogue_for_components): Ditto.
2025 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2028 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
2029 * common.opt (fstore-merging): New Optimization option.
2030 * opts.c (default_options_table): Add entry for
2031 OPT_ftree_store_merging.
2032 * fold-const.h (can_native_encode_type_p): Declare prototype.
2033 * fold-const.c (can_native_encode_type_p): Define.
2034 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
2035 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2036 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
2037 * passes.def: Insert pass_tree_store_merging.
2038 * tree-pass.h (make_pass_store_merging): Declare extern
2040 * gimple-ssa-store-merging.c: New file.
2041 * doc/invoke.texi (Optimization Options): Document
2043 (--param documentation): Document store-merging-allow-unaligned
2044 and max-stores-to-merge.
2046 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
2049 * gimplify.c (gimplify_init_constructor): Move emit of constructor
2050 assignment to earlier in the if/else logic.
2052 2016-10-28 Richard Biener <rguenther@suse.de>
2056 * fold-const.c (make_bit_field_ref): Only adjust alias set
2057 when the original alias set was zero.
2059 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2061 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
2062 (s390_adjust_loops): New function.
2063 (s390_reorg): Invoke s390_adjust_loops.
2064 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
2065 ("osc_break"): New insn definition.
2067 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2069 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
2070 * config.gcc: Support alternate archXX cpu levels with
2071 --with-arch= and --with-tune=.
2072 * config/s390/linux.h: Translate new archXX cpu levels to the
2073 original names when calling GAS.
2074 * config/s390/tpf.h: Likewise.
2075 * doc/invoke.texi: Document the alternate cpu level names.
2077 2016-10-28 Jakub Jelinek <jakub@redhat.com>
2079 PR rtl-optimization/77919
2080 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
2081 MEM if mode1 is not a complex mode.
2083 PR rtl-optimization/78132
2084 * ree.c (combine_reaching_defs): Give up if copy_needed and
2085 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
2087 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
2089 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
2091 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2093 * config/rs6000/constraints.md (wH constraint): Add new
2094 constraints for allowing 32-bit integers (and eventually 8/16-bit
2095 integers) into the vector registers.
2096 (wI constraint): Likewise.
2097 (wJ constraint): Likewise.
2098 (wK constraint): Likewise.
2099 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
2100 -mvsx-small-integer as a default option for ISA 2.07
2102 (POWERPC_MASKS): Likewise.
2103 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
2104 switch to turn off small integer support in vector registers.
2105 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
2106 test for -mupper-regs-di, since it is already done with the
2107 reg_add[mode].scalar_in_vsx_p. Add support for the switch
2108 -mvsx-small-integer.
2109 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
2111 (rs6000_setup_reg_addr_masks): Likewise.
2112 (rs6000_init_hard_regno_mode_ok): Likewise.
2113 (rs6000_option_override_internal): Add consistency checks for
2114 -mvsx-small-integer.
2115 (rs6000_secondary_reload_simple_move): SImode is a simple move if
2116 -mvsx-small-integer.
2117 (rs6000_secondary_reload): Use std::swap.
2118 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
2119 VSX_REGS for small integers in vector registers, since there is no
2120 D-FORM address mode for such types.
2121 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
2122 (rs6000_opt_masks): Add -mvsx-small-integer.
2123 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
2125 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
2126 extracts can be done on ISA 2.07.
2127 (vsx_extract_<mode>): Add support for small integers in vsx
2129 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
2130 longer support V4SImode in this pattern.
2131 (vsx_extract_si): New insn to support extraction of SImode in ISA
2132 2.07 using either xxextractuw or vspltw.
2133 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
2134 longer support V4SImode in this pattern.
2135 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
2136 wJ, and wK constraints.
2137 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
2138 storing SDmode with VSX instructions.
2139 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
2140 GPR load and before the FPR and VSX loads. Remove ??, ! from the
2141 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
2142 small integers in vector registers.
2143 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
2144 load and before the FPR and VSX loads. Remove ??, ! from the
2145 constraints. Add VEXTSW2D support for small integers in vector
2147 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
2148 integers in vector registers.
2149 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
2150 move instead of using an UNSPEC.
2151 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
2152 integers in vector registers.
2153 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
2154 move instead of using an UNSPEC.
2155 (movsi_internal1): Add support for -mvsx-small-integer. Align
2156 columns so that it is more readable.
2157 (SImode splitter for ISA 3.0 constants): Add splitter for
2158 -128..127 constants that can easily be constructed on ISA 3.0.
2159 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
2162 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2165 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
2168 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
2170 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
2171 PIC_OFFSET_TABLE_REGNUM twice.
2173 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2175 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
2176 support for constant operand for OP.
2178 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2180 * dwarf2out.c (gen_member_die): Only reparent_child instead of
2181 splice_child_die if child doesn't have DW_AT_specification attribute.
2183 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2185 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
2186 (TARGET_HAVE_LDREXBH): Likewise.
2187 (TARGET_HAVE_LDACQ): Likewise.
2189 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2191 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
2192 logic to to decide whether to copy over old value to register for new
2194 * config/arm/sync.md: Add comments explaning why mode and code
2195 attribute are not defined in iterators.md
2196 (thumb1_atomic_op_str): New code attribute.
2197 (thumb1_atomic_newop_str): Likewise.
2198 (thumb1_atomic_fetch_op_str): Likewise.
2199 (thumb1_atomic_fetch_newop_str): Likewise.
2200 (thumb1_atomic_fetch_oldop_str): Likewise.
2201 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
2202 mirror the more restrictive constraints of the Thumb-1 insns after
2203 split compared to Thumb-2 counterpart insns.
2204 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
2205 in sync with non atomic version.
2206 (atomic_nand<mode>): Likewise.
2207 (atomic_fetch_<sync_optab><mode>): Likewise.
2208 (atomic_fetch_nand<mode>): Likewise.
2209 (atomic_<sync_optab>_fetch<mode>): Likewise.
2210 (atomic_nand_fetch<mode>): Likewise.
2211 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
2212 in sync with atomic version.
2213 (thumb1_subsi3_insn): Likewise.
2214 (thumb1_andsi3_insn): Likewise.
2215 (thumb1_iorsi3_insn): Likewise.
2216 (thumb1_xorsi3_insn): Likewise.
2218 2016-10-27 Nick Clifton <nickc@redhat.com>
2220 * plugin.c (register_plugin_info): Produce an error message if the
2221 plugin is not found in the hash table.
2223 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2225 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
2228 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
2231 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
2232 define builtin functions from the bdesc_spe_predicates or
2233 bdesc_spe_evsel arrays if the builtin mask is not compatible with
2234 the current compiler configuration.
2235 (paired_init_builtins): Modify loop to not define define builtin
2236 functions from the bdesc_paried_preds array if the builtin mask is
2237 not compatible with the current compiler configuration.
2238 (altivec_init_builtins): Modify loops to not define the
2239 __builtin_altivec_stxvl function nor the builtin functions from
2240 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
2241 builtin mask is not compatible with the current compiler
2244 2016-10-26 Jeff Law <law@redhat.com>
2246 * config/sh/sh.c (output_branch): Add missing fallthru comments.
2247 (gen_shl_and): Likewise.
2248 * config/sh/sh.md (movsicc): Add missing fallthru comments.
2250 * config/mips/mips.c (mips16_constant_cost): Add missing
2252 (mips16_build_call_stub): Increase buffer size. Adjust
2255 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2257 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
2258 INSN_UIDs for all insns in compact mode.
2259 (rtx_writer::print_rtx): Likewise.
2260 * print-rtl.h (rtx_writer::flag_compact): Update comment.
2261 * rtl-tests.c (selftest::test_dumping_insns): Update expected
2262 output to include INSN_UID.
2263 (selftest::test_uncond_jump): Likewise.
2265 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
2267 * haifa-sched.c (call_used_regs_num): Rename to...
2268 (call_saved_regs_num): ...this.
2269 (fixed_regs_num): New variable.
2270 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
2272 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
2274 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2276 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
2278 * print-rtl.c (outfile): Delete global.
2279 (sawclose): Likewise.
2281 (in_call_function_usage): Likewise.
2282 (flag_compact): Likewise.
2283 (flag_simple): Likewise.
2284 (rtx_writer::rtx_writer): New ctor.
2285 (print_rtx_operand_code_0): Convert to...
2286 (rtx_writer::print_rtx_operand_code_0): ...this.
2287 (print_rtx_operand_code_e): Convert to...
2288 (rtx_writer::print_rtx_operand_code_e): ...this.
2289 (print_rtx_operand_codes_E_and_V): Convert to...
2290 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
2291 (print_rtx_operand_code_i): Convert to...
2292 (rtx_writer::print_rtx_operand_code_i): ...this.
2293 (print_rtx_operand_code_r): Convert to...
2294 (rtx_writer::print_rtx_operand_code_r): ...this.
2295 (print_rtx_operand_code_u): Convert to...
2296 (rtx_writer::print_rtx_operand_code_u): ...this.
2297 (print_rtx_operand): Convert to...
2298 (rtx_writer::print_rtx_operand): ...this.
2299 (print_rtx): Convert to...
2300 (rtx_writer::print_rtx): ...this.
2301 (print_inline_rtx): Rewrite in terms of class rtx_writer.
2302 (debug_rtx): Likewise.
2303 (print_rtl): Convert to...
2304 (rtx_writer::print_rtl): ...this.
2305 (print_rtl): Reimplement in terms of class rtx_writer.
2306 (print_rtl_single): Rewrite in terms of class rtx_writer.
2307 (print_rtl_single_with_indent): Convert to..
2308 (rtx_writer::print_rtl_single_with_indent): ...this.
2309 (print_simple_rtl): Rewrite in terms of class rtx_writer.
2310 * print-rtl.h (flag_compact): Delete decl.
2311 (class rtx_writer): New class.
2312 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
2315 2016-10-26 Jeff Law <law@redhat.com>
2317 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
2320 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
2321 (check_if_valid_sleep_operand): Add missing fallthru comment.
2322 (arc_register_move_cost): Increase buffer size.
2323 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
2325 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
2327 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
2328 comment. Add gcc_unreachable for path that should never happen.
2330 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
2333 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2334 Martin Liska <mliska@suse.cz>
2337 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
2338 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
2339 on outer context if any.
2341 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2343 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
2344 by increment rather than double it.
2345 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
2346 emit a space before args[4].
2347 (END): Don't emit a space before with_arg.
2349 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2351 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
2352 Baseline only alternatives to (i) hold store atomic success value in a
2353 return register rather than a scratch register, (ii) use a low register
2354 for it and to (iii) ensure the cbranchsi insn generated by the split
2355 respect the constraints of Thumb-1 cbranchsi4_insn and
2357 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
2358 constraints must match those in atomic_compare_and_swap.
2359 (cbranchsi4_scratch): Likewise.
2361 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2363 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
2364 variable. Add the new parameter to the insn generator. Set that
2365 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
2366 return value from the negation of that parameter for Thumb-1, keeping
2367 the logic unchanged otherwise except for using bdst as the destination
2368 register of the compare_and_swap insn.
2369 (arm_split_compare_and_swap): Add explanation about how is the value
2370 returned to the function comment. Rename scratch variable to
2371 neg_bval. Adapt initialization of variables holding operands to the
2372 new operand numbers. Use return register to hold result of store
2373 exclusive for Thumb-1, scratch register otherwise. Construct the
2374 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
2375 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
2376 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
2377 for strongly ordered compare_and_swap.
2378 * config/arm/predicates.md (cc_register_operand): New predicate.
2379 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
2380 match_operand with the new predicate to accept either the CC flag or a
2381 destination register for the boolean return value, restricting it to
2382 CC flag only via constraint. Adapt operand numbers accordingly.
2384 2016-10-26 Jeff Law <law@redhat.com>
2386 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
2388 * config/frv/frv.c (comparison_string): Do not fall through after
2391 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
2393 (expand_one_builtin): Add missing break.
2395 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
2396 (m32c_legitimate_address_p): Likewise.
2398 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
2400 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
2402 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
2405 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
2408 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
2410 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
2412 (rl78_asm_ctor_dtor): Increase buffer size.
2414 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
2416 (xstormy16_asm_output_constructor): Likewise.
2418 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
2421 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
2422 comment to silence warning.
2424 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
2425 (spu_legitimate_address_p): Fix logic error and add missing fallthru
2428 2016-10-26 Michael Matz <matz@suse.de>
2430 PR tree-optimization/78060
2431 PR tree-optimization/78061
2432 PR tree-optimization/78088
2433 * tree-ssa-loop-split.c (easy_exit_values): New function.
2434 (tree_ssa_split_loops): Use it.
2435 (compute_new_first_bound): Change order of operations,
2436 fix invalid use of types.
2438 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
2440 gen-pass-instances.awk is sensitive to the order in which
2441 passes are added; passes that appear later have to be added first.
2445 * config/avr/avr-passes.def: Swap order of directives for
2446 gen-pass-instances.awk.
2448 2016-10-25 Jeff Law <law@redhat.com>
2450 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
2451 (vax_notice_update_cc): Likewise.
2453 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2455 * config.gcc (sparc*-*-solaris2*): Adjust.
2456 (sparc64-*-linux*): Likewise.
2457 * config/sparc/default-64.h: Rename to...
2458 * config/sparc/default64.h: ...this.
2459 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
2461 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
2462 * config/sparc/sparc.h: Minor tweaks.
2463 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
2464 TARGET_ARCH32 throughout. Minor various tweaks throughout.
2466 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2468 * input.c (fcache::file_patch): Add comment about lifetime.
2469 (selftest::cpp_reader_ptr): New class.
2470 (selftest::lexer_test): Convert m_parser from cpp_reader *
2471 to a cpp_reader_ptr, and move m_tempfile to after it.
2472 (selftest::lexer_test::lexer_test): Update for above reordering.
2473 (lexer_test::~lexer_test): Move cleanup of m_parser to
2474 cpp_reader_ptr's dtor.
2476 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2478 * toplev.c (toplev::main): Remove call to
2479 location_adhoc_data_fini.
2481 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2483 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
2484 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
2486 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2488 * ggc-tests.c (forcibly_ggc_collect): Rename to...
2489 (selftest::forcibly_ggc_collect): ...this, and remove "static".
2490 (test_basic_struct): Update for above renaming.
2491 (test_length): Likewise.
2492 (test_union): Likewise.
2493 (test_finalization): Likewise.
2494 (test_deletable_global): Likewise.
2495 (test_inheritance): Likewise.
2496 (test_chain_next): Likewise.
2497 (test_user_struct): Likewise.
2498 (test_tree_marking): Likewise.
2499 * selftest-run-tests.c (selftest::run_tests): Call
2500 selftest::forcibly_ggc_collect at the end of the selftests.
2501 * selftest.h (selftest::forcibly_ggc_collect): New decl.
2503 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2506 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
2507 * optabs.c (expand_vec_cond_expr): For comparison codes
2508 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
2509 (expand_vec_cmp_expr): For comparison codes
2510 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
2511 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
2512 Add enum tree_code argument.
2513 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
2515 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
2516 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
2518 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
2519 NE_EXPR, attempt to use vcondeq_optab as fallback.
2520 * tree-vect-generic.c (expand_vector_comparison,
2521 expand_vector_divmod, expand_vector_condition): Adjust
2522 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
2523 * tree-vect-stmts.c (vectorizable_condition,
2524 vectorizable_comparison): Likewise.
2525 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
2526 check_bool_pattern, search_type_for_mask_1): Likewise.
2527 * expr.c (do_store_flag): Likewise.
2528 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
2529 @code{vcondeq@var{m}@var{n}}): Document.
2530 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
2533 2016-10-25 Jeff Law <law@redhat.com>
2535 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
2537 (v850_output_aligned_bss): Add missing break.
2539 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
2541 2016-10-25 Martin Liska <mliska@suse.cz>
2544 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
2545 statements as they can also contain possibly a freeing call.
2547 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
2548 Martin Liska <mliska@suse.cz>
2551 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
2552 * ipa-icf.c (sem_function::get_hash): Add target optimization
2555 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
2558 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
2559 Remove partial overlap check for shift by 1.
2560 (ashldi3_neon): Likewise.
2562 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2564 * config/arm/constraints.md (Q constraint): Document its use for
2566 (Pf constraint): New constraint for relaxed, consume or relaxed memory
2568 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
2569 alternatives to allow any register when memory model matches Pf and
2570 thus lda is used, but only low registers otherwise. Use unpredicated
2571 output template for Thumb-1 targets.
2572 (atomic_store<mode>): Likewise for stl.
2573 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
2574 whose output template does not have predication.
2575 (arm_load_acquire_exclusive<mode>): Likewise.
2576 (arm_load_exclusivesi): Likewise.
2577 (arm_load_acquire_exclusivesi): Likewise.
2578 (arm_store_release_exclusive<mode>): Likewise.
2579 (arm_store_exclusive<mode>): Use unpredicated output template for
2582 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2584 * internal-fn.def (LAUNDER): New internal function.
2585 * internal-fn.c (expand_LAUNDER): New function.
2587 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2588 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2590 New avr target pass to work around performance loss by PR fix.
2594 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
2595 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
2596 * config/avr/predicates.md (extend_operator): New.
2597 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
2598 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
2599 (make_avr_pass_casesi): New prototypes.
2600 * config/avr/avr.c (print-rtl.h): Include it.
2601 (pass_data avr_pass_data_casesi): Data for new pass.
2602 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
2603 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
2604 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
2605 (avr_optimize_casesi): New functions.
2607 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2608 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2612 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
2614 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2616 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
2617 DW_AT_rvalue_reference attributes.
2619 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
2621 * doc/invoke.text (Wint-in-bool-context): Update documentation.
2622 * value-prof.c (stringop_block_profile): Fix a warning.
2624 2016-10-24 Martin Sebor <msebor@redhat.com>
2627 * builtins.c (string_length): New function.
2628 (c_strlen): Use string_length. Correctly handle wide strings.
2629 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
2631 (target_int_max): Call target_max_value.
2632 (format_result::knownrange): New data member.
2633 (fmtresult::fmtresult): Define default constructor.
2634 (format_integer): Use it and set format_result::knownrange.
2635 Handle global constants.
2636 (format_floating_max): Add third argument.
2637 (format_floating): Recompute maximum value for %a for each argument.
2638 (get_string_length): Use fmtresult default ctor.
2639 (format_string): Set format_result::knownrange.
2640 (format_directive): Check format_result::knownrange.
2641 (add_bytes): Same. Correct caret placement in diagnostics.
2642 (pass_sprintf_length::compute_format_length): Set
2643 format_result::knownrange.
2644 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
2646 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2648 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
2649 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
2651 2016-10-24 Ximin Luo <infinity0@pwned.gg>
2654 * dwarf2out.c (file_table_relative_p): Remove.
2655 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
2656 also for absolute paths.
2657 * doc/tm.texi: Update.
2658 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
2659 * target.def (force_at_comp_dir): Remove hook.
2660 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
2662 2016-10-24 Richard Biener <rguenther@suse.de>
2664 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
2665 backedges when identifying the single predecessor to take
2666 conditional info from. Use SCEV to get at ranges for loop IVs.
2667 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
2668 avoid false warning.
2670 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
2673 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
2674 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
2675 (avr_address_tiny_absdata_p): New static function.
2676 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
2677 it to determine validity of constant addresses.
2678 (avr_attribute_table) [absdata]: New variable attribute...
2679 (avr_handle_absdata_attribute): ...and handler.
2680 (avr_decl_absdata_p): New static function.
2681 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
2682 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
2683 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
2685 2016-10-24 Richard Biener <rguenther@suse.de>
2687 PR tree-optimization/78076
2688 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
2689 also on the loop tree root.
2691 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2693 * config/i386/i386.c (ix86_fold_builtin): Handle
2694 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
2695 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2696 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
2697 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2699 2016-10-24 Martin Liska <mliska@suse.cz>
2702 * opts.c (finish_options): Skip conditionally.
2704 2016-10-23 Martin Sebor <msebor@redhat.com>
2707 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
2708 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
2710 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2712 * config/sparc/sparc.md (cpu_feature): Minor tweak.
2713 (enabled): Likewise.
2714 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
2715 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
2716 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
2717 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
2718 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
2719 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
2721 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2723 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
2724 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
2726 2016-10-21 Andrew Pinski <apinski@cavium.com>
2728 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
2730 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
2731 implementer_id to unsigned char.
2732 Change part_no to unsigned int.
2733 (AARCH64_BIG_LITTLE): New define.
2734 (INVALID_IMP): New define.
2735 (INVALID_CORE): New define.
2736 (cpu_data): Change the last element's implementer_id and part_no to
2738 (valid_bL_string_p): Rewrite to ..
2739 (valid_bL_core_p): this for integers instead of strings.
2740 (parse_field): New function.
2741 (contains_string_p): Rewrite to ...
2742 (contains_core_p): this for integers and only for the part_no.
2743 (host_detect_local_cpu): Rewrite handling of implementation and
2744 par num to be integers; simplifying the code.
2746 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2748 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
2749 value range for pointers in more cases.
2751 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2753 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
2754 Add extra argument to allow emitting the move immediate.
2755 Use add/sub with positive immediate.
2756 (aarch64_add_constant): Add inline function.
2757 (aarch64_add_sp): Likewise.
2758 (aarch64_sub_sp): Likewise.
2759 (aarch64_expand_prologue): Call aarch64_sub_sp.
2760 (aarch64_expand_epilogue): Call aarch64_add_sp.
2761 Decide when to leave out move.
2762 (aarch64_output_mi_thunk): Call aarch64_add_constant.
2764 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2766 * config/aarch64/aarch64.c (aarch64_layout_frame):
2767 Align FP callee-saves.
2769 2016-10-21 Jakub Jelinek <jakub@redhat.com>
2771 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
2772 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
2774 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
2775 _rdseed64_step): Likewise.
2776 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
2779 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
2780 and tree-ssanames.h.
2781 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
2782 with INTEGER_CST argument.
2783 (ix86_gimple_fold_builtin): New function.
2784 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
2786 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
2787 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
2788 (ranges_table_allocated, ranges_table_in_use,
2789 ranges_by_label_allocated, ranges_by_label_in_use,
2790 RANGES_TABLE_INCREMENT): Removed.
2791 (add_ranges_num): Use vec_safe_push into ranges_table.
2792 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
2793 (output_ranges): Adjust for ranges_table and ranges_by_label
2794 conversion from arrays to vec.
2795 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
2796 conversion from arrays to vec.
2797 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
2798 ranges_table_in_use, ranges_by_label_allocated and
2799 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
2801 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
2802 if needed. Re-add origin_die variable and its initialization.
2804 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
2805 even for -fstack-reuse=none, or for volatile vars etc.
2807 2016-10-21 David Malcolm <dmalcolm@redhat.com>
2809 * print-rtl-function.c (flag_compact): Move extern decl to...
2810 * print-rtl.h (flag_compact): ...here.
2811 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
2812 (ASSERT_RTL_DUMP_EQ): New macro.
2813 (selftest::test_dumping_regs): New function.
2814 (selftest::test_dumping_insns): New function.
2815 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
2817 (selftest::rtl_tests_c_tests): Call the new test functions.
2819 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2821 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2822 (outgoing_edges_match): Likewise.
2823 (try_crossjump_to_edge): Likewise.
2824 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
2825 (rtl_tidy_fallthru_edge): Likewise.
2826 * rtl.h (tablejump_p): Adjust prototype.
2827 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
2829 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2831 * rtl.h (label_ref_label): New function.
2832 (set_label_ref_label): New function.
2833 (LABEL_REF_LABEL): Delete.
2834 * alias.c (rtx_equal_for_memref_p): Adjust.
2835 * cfgbuild.c (make_edges): Likewise.
2836 (purge_dead_tablejump_edges): Likewise.
2837 * cfgexpand.c (convert_debug_memory_address): Likewise.
2838 * cfgrtl.c (patch_jump_insn): Likewise.
2839 * combine.c (distribute_notes): Likewise.
2840 * cse.c (hash_rtx_cb): Likewise.
2841 (exp_equiv_p): Likewise.
2842 (fold_rtx): Likewise.
2843 (check_for_label_ref): Likewise.
2844 * cselib.c (rtx_equal_for_cselib_1): Likewise.
2845 (cselib_hash_rtx): Likewise.
2846 * emit-rtl.c (mark_label_nuses): Likewise.
2847 * explow.c (convert_memory_address_addr_space_1): Likewise.
2848 * final.c (output_asm_label): Likewise.
2849 (output_addr_const): Likewise.
2850 * gcse.c (add_label_notes): Likewise.
2851 * genconfig.c (walk_insn_part): Likewise.
2852 * genrecog.c (validate_pattern): Likewise.
2853 * ifcvt.c (cond_exec_get_condition): Likewise.
2854 (noce_emit_store_flag): Likewise.
2855 (noce_get_alt_condition): Likewise.
2856 (noce_get_condition): Likewise.
2857 * jump.c (maybe_propagate_label_ref): Likewise.
2858 (mark_jump_label_1): Likewise.
2859 (redirect_exp_1): Likewise.
2860 (rtx_renumbered_equal_p): Likewise.
2861 * lra-constraints.c (operands_match_p): Likewise.
2862 * print-rtl.c (print_value): Likewise.
2863 * reload.c (find_reloads): Likewise.
2864 * reload1.c (set_label_offsets): Likewise.
2865 * reorg.c (get_branch_condition): Likewise.
2866 * rtl-tests.c (test_uncond_jump): Likewise.
2867 * rtl.c (rtx_equal_p_cb): Likewise.
2868 (rtx_equal_p): Likewise.
2869 * rtlanal.c (reg_mentioned_p): Likewise.
2870 (rtx_referenced_p): Likewise.
2871 (get_condition): Likewise.
2872 * varasm.c (const_hash_1): Likewise.
2873 (compare_constant): Likewise.
2874 (const_rtx_hash_1): Likewise.
2875 (output_constant_pool_1): Likewise.
2877 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2880 * reload.c (find_valid_class_1): Allow regclass if atleast one
2881 regno in regclass is ok. Compute and use rclass size based on
2882 actually available regnos for mode in rclass.
2884 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
2886 * config/sparc/sparc-modes.def (CCV): New.
2888 * config/sparc/predicates.md (v_comparison_operator): New.
2889 (icc_comparison_operator): Add support for CCV/CCXV.
2890 (xcc_comparison_operator): Likewise.
2891 * config/sparc/sparc.c (output_cbranch): Likewise.
2892 (sparc_print_operand): Likewise.
2893 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
2894 (uaddvdi4): New expander.
2895 (addvdi4): Likewise.
2896 (uaddvdi4_sp32): New instruction.
2897 (addvdi4_sp32): Likewise.
2898 (uaddvsi4): New expander.
2899 (addvsi4): Likewise.
2900 (cmp_ccc_plus_sltu_set): New instruction.
2901 (cmp_ccv_plus): Likewise.
2902 (cmp_ccxv_plus): Likewise.
2903 (cmp_ccv_plus_set): Likewise.
2904 (cmp_ccxv_plus_set): Likewise.
2905 (cmp_ccv_plus_sltu_set): Likewise.
2906 (uaddvdi4): New expander.
2907 (subvdi4): Likewise.
2908 (usubdi4_sp32): New instruction.
2909 (subvdi4_sp32): Likewise.
2910 (usubvsi4): New expander.
2911 (subvsi4): Likewise.
2912 (cmpsi_minus_sltu_set): New instruction.
2913 (cmp_ccv_minus): Likewise.
2914 (cmp_ccxv_minus): Likewise.
2915 (cmp_ccv_minus_set): Likewise.
2916 (cmp_ccxv_minus_set): Likewise.
2917 (cmp_ccv_minus_sltu_set): Likewise.
2918 (unegvdi3): New expander.
2919 (negvdi3): Likewise.
2920 (unegdi3_sp32): New instruction.
2921 (negvdi3_sp32): Likewise.
2922 (unegvsi3): New expander.
2923 (negvsi3): Likewise.
2924 (cmp_ccc_neg_sltu_set): New instruction.
2925 (cmp_ccv_neg): Likewise.
2926 (cmp_ccxv_neg): Likewise.
2927 (cmp_ccv_neg_set): Likewise.
2928 (cmp_ccxv_neg_set): Likewise.
2929 (cmp_ccv_neg_sltu_set): Likewise.
2931 * tree-ssa-loop-split.c: Remove trailing spaces.
2932 * match.pd: Likewise.
2934 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2936 PR rtl-optimization/78038
2937 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
2938 be deduced to set REG through the RTL structure.
2939 (make_defs_and_copies_lists): Return false on a failing get_defs call.
2941 2016-10-21 Richard Biener <rguenther@suse.de>
2943 PR tree-optimization/78051
2944 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
2945 and mark replaced if folding did something.
2947 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
2949 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
2950 and "protected" in visibility types.
2951 (rs6000_xcoff_declare_function_name): Fix formatting.
2952 (rs6000_xcoff_declare_object_name): Fix formatting.
2954 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
2956 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
2957 and IX86_BUILTIN_HUGE_VALQ here ...
2958 (ix86_expand_builtin): ... not here.
2960 2016-10-20 Jakub Jelinek <jakub@redhat.com>
2962 * doc/gty.texi (for_user): Use @item next to @findex.
2964 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
2967 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
2968 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
2969 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
2970 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
2971 __builtin_ia32_lzcnt_u16.
2972 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
2973 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
2974 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
2975 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
2976 (bmi_tzcnt_<mode>): New expander.
2977 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
2978 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
2979 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
2980 (lzcnt_<mode>): New expander.
2981 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
2982 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
2983 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
2984 (UINT64_FTYPE_UINT64): New.
2985 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
2986 (__builtin_ia32_lzcnt_u16): New description.
2987 (__builtin_ia32_lzcnt_u32): Ditto.
2988 (__builtin_ia32_lzcnt_u64): Ditto.
2989 (__builtin_ctzs): Remove description.
2990 (__builtin_ia32_tzcnt_u16): New description.
2991 (__builtin_ia32_tzcnt_u32): Ditto.
2992 (__builtin_ia32_tzcnt_u64): Ditto.
2993 * config/i386/i386.c (ix86_expand_args_builtin): Handle
2994 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
2996 2016-10-20 Martin Liska <mliska@suse.cz>
2999 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
3000 comparison with STMT_UID_NOT_IN_RANGE.
3001 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
3004 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
3006 * compare-elim.c (conforming_compare): Accept UNSPECs.
3007 (find_comparison_dom_walker::before_dom_children): Deal with
3008 instructions both using and killing the flags register.
3009 (equivalent_reg_at_start): New function extracted from...
3010 (try_eliminate_compare): ...here. Use it and add support for
3011 registers and UNSPECs as second operand of the compare.
3012 * config/visium/visium-modes.def (CCV): New.
3013 * config/visium/predicates.md (visium_v_comparison_operator): New.
3014 (visium_branch_operator): Deal with CCV mode.
3015 * config/visium/visium.c (visium_select_cc_mode): Likewise.
3016 (output_cbranch): Likewise.
3017 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3018 (uaddv<mode>4): New expander.
3019 (addv<mode>4): Likewise.
3020 (add<mode>3_insn_set_carry): New instruction.
3021 (add<mode>3_insn_set_overflow): Likewise.
3022 (addsi3_insn_set_overflow): Likewise.
3023 (usubv<mode>4): New expander.
3024 (subv<mode>4): Likewise.
3025 (sub<mode>3_insn_set_carry): New instruction.
3026 (sub<mode>3_insn_set_overflow): Likewise.
3027 (subsi3_insn_set_overflow): Likewise.
3028 (unegv<mode>3): New expander.
3029 (negv<mode>3): Likewise.
3030 (neg<mode>2_insn_set_overflow): New instruction.
3031 (addv_tst<mode>): Likewise.
3032 (subv_tst<mode>): Likewise.
3033 (negv_tst<mode>): Likewise.
3034 (cbranch<mode>4_addv_insn): New splitter and instruction.
3035 (cbranch<mode>4_subv_insn): Likewise.
3036 (cbranch<mode>4_negv_insn): Likewise.
3038 2016-10-20 Richard Biener <rguenther@suse.de>
3040 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
3041 Handle decls possibly not bound.
3042 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
3043 nothing_id for decls that might not be bound if we are interested
3045 (get_constraint_for_component_ref): Deal with that.
3047 2016-10-20 Michael Matz <matz@suse.de>
3050 * common.opt (-fsplit-loops): New flag.
3051 * passes.def (pass_loop_split): Add.
3052 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
3053 (enable_fdo_optimizations): Add loop splitting.
3054 * timevar.def (TV_LOOP_SPLIT): Add.
3055 * tree-pass.h (make_pass_loop_split): Declare.
3056 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
3057 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
3058 * tree-ssa-loop-split.c: New file.
3059 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
3060 * doc/invoke.texi (fsplit-loops): Document.
3061 * doc/passes.texi (Loop optimization): Add paragraph about loop
3064 2016-10-20 Richard Biener <rguenther@suse.de>
3066 * cgraphunit.c (analyze_functions): Set node->definition to
3067 false to signal symbol removal to debug_hooks->late_global_decl.
3068 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
3069 WPA signal symbol removal to the debuginfo machinery.
3070 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
3071 using early_finised to guard the we're called for symbol
3072 removal case look at the symtabs definition flag.
3073 (gen_variable_die): Remove redundant check.
3075 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3077 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
3079 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3081 PR tree-optimization/53979
3082 * match.pd ((a ^ b) | a -> a | b): New pattern.
3084 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
3086 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
3087 config/pa/pa64-hpux-lib.h.
3088 (PA_CRTBEGIN_HACK): Likewise.
3089 (DTOR_LIST_BEGIN): Likewise.
3091 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3093 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3094 register only if "in" and "out" are different registers.
3096 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
3098 * omp-low.c (pass_oacc_device_lower::gate): New method.
3099 (execute): Always call execute_oacc_device_lower.
3101 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3103 PR tree-optimization/77916
3104 PR tree-optimization/77937
3105 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
3107 (insert_initializers): Requirement of initializer for -1 should be
3108 based on pointer-typedness of the candidate basis.
3110 2016-10-19 Bin Cheng <bin.cheng@arm.com>
3112 PR tree-optimization/78005
3113 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
3114 upper (included) bound for niters of prolog loop.
3115 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
3116 Compute niters of scalar loop above which vectorized loop is
3117 preferred, as well as the upper (included) bound for the niters.
3118 (vect_do_peeling): Record niter bound for loops accordingly.
3120 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3123 * tree-core.h (enum tree_index): Put the complex types after their
3125 * tree-streamer.c (verify_common_node_recorded): New function.
3126 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
3128 2016-10-19 Martin Liska <mliska@suse.cz>
3130 * cgraph.h (cgraph_edge::binds_to_current_def_p):
3131 Replace NULL with false as a return value.
3133 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3135 PR tree-optimization/78024
3136 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
3137 don't clear BB_VISITED after processing.
3139 2016-10-19 Richard Biener <rguenther@suse.de>
3141 * domwalk.c (dom_walker::walk): Use RPO order.
3143 2016-10-19 Richard Biener <rguenther@suse.de>
3145 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
3147 (evrp_dom_walker::~evrp_dom_walker): Free it.
3148 (evrp_dom_walker::stmts_to_remove): Add.
3149 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
3150 whose output we fully propagate for removal. Propagate
3151 into BB destination PHI arguments.
3152 (execute_early_vrp): Remove queued stmts. Dump value ranges
3153 before stmt removal.
3155 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
3157 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
3158 * passes.def: Add two instances of pass_walloca.
3159 * tree-pass.h (make_pass_walloca): New.
3160 * gimple-ssa-warn-alloca.c: New file.
3161 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
3162 -Wvla-larger-than= options.
3164 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
3166 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
3167 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
3169 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
3171 * config/rs6000/altivec.h (vec_xl_len): New macro.
3172 (vec_xst_len): New macro.
3173 (vec_cmpnez): New macro.
3174 (vec_cntlz_lsbb): New macro.
3175 (vec_cnttz_lsbb): New macro.
3176 (vec_xlx): New macro.
3177 (vec_xrx): New macro.
3178 (vec_all_nez): New C++ predicate template.
3179 (vec_any_eqz): New C++ predicate template.
3180 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
3181 conditional compilation.
3182 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
3183 conditional compilation.
3184 (vec_all_nez): New macro.
3185 (vec_any_eqz): New macro.
3186 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
3188 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
3190 * config/rs6000/vector.md (VI): Moved this mode iterator
3191 definition from altivec.md to vector.md.
3192 (UNSPEC_NEZ_P): New value.
3193 (vector_ne_<mode>_p): New expansion for implementation of
3194 vec_all_ne and vec_any_eq built-in functions.
3195 (vector_nez_<mode>_p): New expansion for implementation of
3196 vec_all_nez and vec_any_eqz built-in functions.
3197 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
3198 and vec_any_eq built-in function.
3199 (cr6_test_for_zero): New commentary to explain this expansion.
3200 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
3201 (cr6_test_for_lt): New commentary to explain this expansion.
3202 (cr6_test_for_lt_reverse): New commentary to explain this
3204 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3205 overloaded function prototypes for vec_all_ne, vec_all_nez,
3206 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
3207 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
3209 (altivec_resolve_overloaded_builtin): Modify the handling of
3210 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
3211 the compiler is configured to support TARGET_P9_VECTOR.
3212 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
3213 to explain the special processing that is given to predicate
3214 built-ins introduced using this macro.
3215 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
3216 the special processing given to predicate built-ins introduced
3218 (BU_VSX_P): Likewise.
3219 (BU_P8V_AV_P): Likewise.
3220 (BU_P9V_AV_P): Likewise.
3221 (BU_P9V_AV_X): New macro.
3222 (BU_P9V_64BIT_AV_X): New macro.
3223 (BU_P9V_VSX_3): New macro.
3224 (BU_P9V_OVERLOAD_P): New macro.
3225 (LXVL): New BU_P9V_64BIT_VSX_2.
3226 (VEXTUBLX): New BU_P9V_AV_2.
3227 (VEXTUBRX): Likewise.
3228 (VEXTUHLX): Likewise.
3229 (VEXTUHRX): Likewise.
3230 (VEXTUWLX): Likewise.
3231 (VEXTUWRX): Likewise.
3232 (STXVL): New BU_P9V_64BIT_AV_X.
3233 (VCLZLSBB): New BU_P9V_AV_1.
3234 (VCTZLSBB): Likewise.
3235 (CMPNEB): New BU_P9V_AV_2.
3240 (VCMPNEB_P): New BU_P9V_AV_P.
3241 (VCMPNEH_P): Likewise.
3242 (VCMPNEW_P): Likewise.
3243 (VCMPNED_P): Likewise.
3244 (VCMPNEFP_P): Likewise.
3245 (VCMPNEDP_P): Likewise.
3246 (CMPNEZB): New BU_P9V_AV_2.
3247 (CMPNEZH): Likewise.
3248 (CMPNEZW): Likewise.
3249 (VCMPNEZB_P): New BU_P9V_AV_P.
3250 (VCMPNEZH_P): Likewise.
3251 (VCMPNEZW_P): Likewise.
3252 (LXVL): New BU_P9V_OVERLOAD_2.
3253 (STXVL): New BU_P9V_OVERLOAD_3.
3254 (VEXTULX): New BU_P9V_OVERLOAD_2.
3255 (VEXTURX): Likewise.
3257 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
3258 (VCMPNE_P): Likewise.
3259 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
3260 (VCTZLSBB): Likewise.
3261 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
3262 comment to explain mode used for scratch register.
3263 (altivec_expand_stxvl_builtin): New function.
3264 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
3265 (altivec_init_builtins): Add initialized variable
3266 void_ftype_v16qi_pvoid_long and use this type to define the
3267 built-in function __builtin_altivec_stxvl.
3268 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
3269 (UNSPEC_STXVL): New value.
3270 (UNSPEC_VCLZLSBB): New value.
3271 (UNSPEC_VCTZLSBB): New value.
3272 (UNSPEC_VEXTUBLX): New value.
3273 (UNSPEC_VEXTUHLX): New value.
3274 (UNSPEC_VEXTUWLX): New value.
3275 (UNSPEC_VEXTUBRX): New value.
3276 (UNSPEC_VEXTUHRX): New value.
3277 (UNSPEC_VEXTUWRX): New value.
3278 (UNSPEC_VCMPNEB): New value.
3279 (UNSPEC_VCMPNEZB): New value.
3280 (UNSPEC_VCMPNEH): New value.
3281 (UNSPEC_VCMPNEZH): New value.
3282 (UNSPEC_VCMPNEW): New value.
3283 (UNSPEC_VCMPNEZW): New value.
3284 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3285 vector of integer modes.
3286 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3287 vector of float or double modes.
3288 (*vector_nez_<mode>_p): New insn for vector test all not equal or
3290 (lxvl): New expand for load VSX vector with length.
3291 (*lxvl): New insn for load VSX vector with length.
3292 (stxvl): New expand for store VSX vector with length.
3293 (*stxvl): New insn for store VSX vector with length.
3294 (vcmpneb): New insn for vector of byte compare not equal.
3295 (vcmpnezb): New insn for vector of byte compare not equal or zero.
3296 (vcmpneh): New insn for vector of half word compare not equal.
3297 (vcmpnezh): New insn for vector of half word compare not equal or
3299 (vcmpnew): New insn for vector of word compare not equal.
3300 (vcmpne<VSs>): New insn for vector of float or double compare not
3302 (vcmpnezw): New insn for vector of word compare not equal or zero.
3303 (vclzlsbb): New insn for vector count leading zero
3304 least-significant bits byte.
3305 (vctzlsbb): New insn for vector count trailing zero least
3306 signficant bits byte.
3307 (vextublx): New insn for vector extract unsigned byte left
3309 (vextubrx): New insn for vector extract unsigned byte right
3311 (vextuhlx): New insn for vector extract unsigned half word left
3313 (vextuhrx): New insn for vector extract unsigned half word right
3315 (vextuwlx): New insn for vector extract unsigned word left
3317 (vextuwrx): New insn for vector extract unsigned word right
3319 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
3320 clarify intent of this constant.
3321 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
3322 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
3323 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
3324 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
3325 and vec_xrx functions.
3327 2016-10-18 Andrew Pinski <apinski@cavium.com>
3330 * predict.c (is_exit_with_zero_arg): New function.
3331 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
3334 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
3337 * config/i386/i386.c (legitimize_tls_address)
3338 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
3339 convert dest to Pmode if different than Pmode.
3341 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3343 PR tree-optimization/77916
3344 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
3345 stopgap fix, as pointers with -1 increment are still broken.
3347 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
3349 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
3350 mapping class decoration from here...
3351 (rs6000_xcoff_encode_section): ...to here.
3353 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
3354 if shrink-wrapping and optimizing for speed.
3356 2016-10-18 Richard Biener <rguenther@suse.de>
3358 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3359 not visited but non-executable predecessors. Return taken edge.
3360 Simplify conditions and refactor propagation vs. folding step.
3362 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
3364 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
3365 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
3366 (rs6000_get_separate_components): Assert we do not have those
3367 strategies selected.
3369 2016-10-18 Richard Biener <rguenther@suse.de>
3371 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
3372 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
3374 (substitute_and_fold_dom_walker): Adjust constructor.
3375 (substitute_and_fold_dom_walker::before_dom_children): Remove
3376 do_dce flag and handling (always true).
3377 (substitute_and_fold): Likewise.
3378 * tree-vrp.c (vrp_finalize): Adjust.
3379 (execute_early_vrp): Remove final BB_VISITED clearing.
3380 * tree-ssa-ccp.c (ccp_finalize): Adjust.
3381 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3382 * ira.c (ira): Call clear_bb_flags.
3384 2016-10-18 Richard Biener <rguenther@suse.de>
3386 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
3387 get at the operand to look at with TREE_OPERAND for generic
3390 2016-10-18 David Malcolm <dmalcolm@redhat.com>
3392 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
3394 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
3395 (write_test_expr): Use rtx_reader_ptr for calls to
3397 (write_attr_value): Likewise.
3398 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
3399 call to print_md_ptr_loc.
3400 (write_one_condition): Likewise for calls to print_c_condition.
3401 * genconstants.c: Include "statistics.h" and "vec.h".
3402 (main): Update for conversion to member functions.
3403 * genemit.c (emit_c_code): Use rtx_reader_ptr for
3404 call to print_md_ptr_loc.
3405 * genenums.c: Include "statistics.h" and "vec.h".
3406 (main): Update for conversion of traverse_enum_types to a method.
3407 * genmddeps.c: Include "statistics.h" and "vec.h".
3408 * genoutput.c (process_template): Use rtx_reader_ptr for call to
3410 * genpreds.c (write_predicate_subfunction): Likewise.
3411 (write_predicate_expr): Likewise for calls to print_c_condition.
3412 * genrecog.c (print_test): Likewise.
3413 * gensupport.c (process_rtx): Likewise for calls to
3414 copy_md_ptr_loc and join_c_conditions.
3415 (alter_test_for_insn): Likewise for call to join_c_conditions.
3416 (process_substs_on_one_elem): Likewise.
3417 (gen_mnemonic_setattr): Update for move of string_obstack to a
3418 field of rtx_reader.
3419 (mnemonic_htab_callback): Likewise. Fix formatting.
3420 (gen_mnemonic_attr): Likewise.
3421 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
3422 to print_c_condition.
3423 * read-md.c: Include "statistics.h" and "vec.h".
3424 (string_obstack): Convert this global to field "m_string_obstack"
3425 of class rtx_reader.
3426 (ptr_locs): Likewise, as "m_ptr_locs".
3427 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
3428 (joined_conditions): Likewise, as "m_joined_conditions".
3429 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
3430 (md_constants): Likewise, as "m_md_constants".
3431 (enum_types): Likewise, as "m_enum_types".
3432 (set_md_ptr_loc): Convert to...
3433 (rtx_reader::set_md_ptr_loc): ...member function.
3434 (get_md_ptr_loc): Convert to...
3435 (rtx_reader::get_md_ptr_loc): ...member function.
3436 (copy_md_ptr_loc): Convert to...
3437 (rtx_reader::copy_md_ptr_loc): ...member function.
3438 (fprint_md_ptr_loc): Convert to...
3439 (rtx_reader::fprint_md_ptr_loc): ...member function.
3440 (print_md_ptr_loc): Convert to...
3441 (rtx_reader::print_md_ptr_loc): ...member function.
3442 (join_c_conditions): Convert to...
3443 (rtx_reader::join_c_conditions): ...member function.
3444 (fprint_c_condition): Convert to...
3445 (rtx_reader::fprint_c_condition): ...member function.
3446 (print_c_condition): Convert to...
3447 (rtx_reader::print_c_condition): ...member function.
3448 (read_name): Convert to...
3449 (rtx_reader::read_name): ...member function.
3450 (read_escape): Convert to...
3451 (rtx_reader::read_escape): ...member function.
3452 (read_quoted_string): Convert to...
3453 (rtx_reader::read_quoted_string): ...member function.
3454 (read_braced_string): Convert to...
3455 (rtx_reader::read_braced_string): ...member function.
3456 (read_string): Convert to...
3457 (rtx_reader::read_string): ...member function.
3458 (read_skip_construct): Convert to...
3459 (rtx_reader::read_skip_construct): ...member function.
3460 (handle_constants): Convert to...
3461 (rtx_reader::handle_constants): ...member function.
3462 (traverse_md_constants): Convert to...
3463 (rtx_reader::traverse_md_constants): ...member function.
3464 (handle_enum): Convert to...
3465 (rtx_reader::handle_enum): ...member function.
3466 (lookup_enum_type): Convert to...
3467 (rtx_reader::lookup_enum_type): ...member function.
3468 (traverse_enum_types): Convert to...
3469 (rtx_reader::traverse_enum_types): ...member function.
3470 (rtx_reader::rtx_reader): Move initializations
3471 of various former global data from rtx_reader::read_md_files to
3472 here, as fields, along with the call to unlock_std_streams.
3473 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
3475 (rtx_reader::read_md_files): Move initializations of various
3476 global data from here to the ctor.
3477 * read-md.h (read_name): Convert to...
3478 (rtx_reader::read_name): ...member function.
3479 (rtx_reader::read_escape): New method decl.
3480 (read_quoted_string): Convert to...
3481 (rtx_reader::read_quoted_string): ...member function.
3482 (rtx_reader::read_braced_string): New method decl.
3483 (read_string): Convert to...
3484 (rtx_reader::read_string): ...member function.
3485 (rtx_reader::read_skip_construct): New method decl.
3486 (rtx_reader::set_md_ptr_loc): New method decl.
3487 (rtx_reader::get_md_ptr_loc): New method decl.
3488 (copy_md_ptr_loc): Convert to...
3489 (rtx_reader::copy_md_ptr_loc): ...member function.
3490 (fprint_md_ptr_loc): Convert to...
3491 (rtx_reader::fprint_md_ptr_loc): ...member function.
3492 (print_md_ptr_loc): Convert to...
3493 (rtx_reader::print_md_ptr_loc): ...member function.
3494 (rtx_reader::lookup_enum_type): New method decl.
3495 (rtx_reader::traverse_enum_types): New method decl.
3496 (rtx_reader::handle_constants): New method decl.
3497 (traverse_md_constants): Convert to...
3498 (rtx_reader::traverse_md_constants): ...member function.
3499 (rtx_reader::handle_enum): New method decl.
3500 (rtx_reader::join_c_conditions): New method decl.
3501 (fprint_c_condition): Convert to...
3502 (rtx_reader::fprint_c_condition): ...member function.
3503 (print_c_condition): Convert to...
3504 (rtx_reader::print_c_condition): ...member function.
3505 (rtx_reader::apply_iterator_to_string): New method decl.
3506 (rtx_reader::copy_rtx_for_iterators): New method decl.
3507 (rtx_reader::read_conditions): New method decl.
3508 (rtx_reader::record_potential_iterator_use): New method decl.
3509 (rtx_reader::read_mapping): New method decl.
3510 (rtx_reader::read_rtx): New method decl.
3511 (rtx_reader::read_rtx_code): New method decl.
3512 (rtx_reader::read_rtx_operand): New method decl.
3513 (rtx_reader::read_nested_rtx): New method decl.
3514 (rtx_reader::read_rtx_variadic): New method decl.
3515 (rtx_reader::get_string_obstack): New method.
3516 (rtx_reader::get_md_constants): New method.
3517 (string_obstack): Convert global variable decl to...
3518 (rtx_reader::m_string_obstack): ...this new field.
3519 (rtx_reader::m_ptr_locs): New field.
3520 (rtx_reader::m_ptr_loc_obstack): New field.
3521 (rtx_reader::m_joined_conditions): New field.
3522 (rtx_reader::m_joined_conditions_obstack): New field.
3523 (rtx_reader::m_md_constants): New field.
3524 (rtx_reader::m_enum_types): New field.
3525 * read-rtl.c (apply_iterator_to_string): Convert to...
3526 (rtx_reader::apply_iterator_to_string): ...member function.
3527 (copy_rtx_for_iterators): Convert to...
3528 (rtx_reader::copy_rtx_for_iterators): ...member function.
3529 (add_condition_to_string): Use rtx_reader_ptr for
3530 calls join_c_conditions.
3531 (apply_iterators): Use rtx_reader_ptr for calls to
3532 join_c_conditions and copy_rtx_for_iterators.
3533 (read_conditions): Convert to...
3534 (rtx_reader::read_conditions): ...member function.
3535 (record_potential_iterator_use): Convert to...
3536 (rtx_reader::record_potential_iterator_use): ...member function.
3537 (read_mapping): Convert to...
3538 (rtx_reader::read_mapping): ...member function.
3539 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
3540 (read_rtx): Convert to...
3541 (rtx_reader::read_rtx): ...member function.
3542 (read_rtx_code): Convert to...
3543 (rtx_reader::read_rtx_code): ...member function.
3544 (read_rtx_operand): Convert to...
3545 (rtx_reader::read_rtx_operand): ...member function. Update for move
3546 of string_obstack to a field.
3547 (read_nested_rtx): Convert to..
3548 (rtx_reader::read_nested_rtx): ...member function.
3549 (read_rtx_variadic): Convert to..
3550 (rtx_reader::read_rtx_variadic): ...member function.
3552 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3554 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
3556 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3558 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
3559 for pointer type too.
3560 (ipcp_update_vr): set_ptr_nonnull for pointer.
3562 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3564 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
3565 pt_solution_singleton_p.
3566 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
3567 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
3568 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
3569 pointer nonnull computed by VRP.
3570 Also Conservatively set pt.null to 1.
3571 (pt_solution_reset): Conservatively set pt.null to 1.
3572 (pt_solution_singleton_or_null_p): Renamed from
3573 pt_solution_singleton_p.
3574 * tree-ssanames.h (set_ptr_nonnull): Declare.
3575 (get_ptr_nonnull): Likewise.
3576 * tree-ssanames.c (set_ptr_nonnull): New.
3577 (get_ptr_nonnull): Likewise.
3578 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
3579 (evrp_dom_walker::before_dom_children): Likewise.
3581 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3583 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3584 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3585 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3586 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3587 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
3588 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3589 (rs6000_option_override_internal): Clear it if ABI_AIX.
3590 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3591 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
3593 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3595 * gimple-ssa-strength-reduction.c (record_increment): Remove
3598 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3600 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
3601 that the result is non-zero if it is true.
3602 (maybe_expand_shift): New wrapper around expand_shift_1.
3603 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
3605 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3607 PR tree-optimization/77916
3608 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
3609 Don't allow a MINUS_EXPR for pointer arithmetic for either known
3611 (record_increment): Increments of -1 for unknown strides just use
3612 a multiply initializer like other negative values.
3613 (analyze_increments): Remove stopgap solution for -1 increment
3614 applied to pointer arithmetic.
3616 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
3618 * dominance.c (dom_info::dom_info): Add new constructor for region
3619 which is vector of basic blocks.
3620 (dom_init): New method to initialize members common for both
3622 (dom_info::dom_info): Invoke dom_init for partial initialization.
3623 (dom_info::get_idom): Add check to corner cases on basic blocks which
3625 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
3626 to detect unreachable bbs.
3627 (dom_info::calc_idoms): Likewise.
3628 (compute_dom_fast_query_in_region): New function.
3629 (calculate_dominance_info_for_region): Likewise.
3630 (free_dominance_info_for_region): Likewise.
3631 * dominance.h: Add prototypes for introduced region-based functions
3632 tree-if-conv.c: (build_region): New function.
3633 (if_convertible_loop_p_1): Invoke local version of post-dominators
3634 calculation before basic block predication with subsequent freeing
3635 post-dominator info.
3636 (tree_if_conversion): Remove free of post-dominator info
3637 (pass_if_conversion::execute): Delete detection of infinite loops
3638 and fake edges to exit block since post-dominator calculation is
3639 performed per if-converted loop only.
3641 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3644 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3645 register explicitly.
3646 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
3647 optimizing for size.
3649 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3651 * config/aarch64/aarch64.c: Delete inclusion of
3652 cortex-a57-fma-steering.h.
3653 (aarch64_override_options): Delete call
3654 to aarch64_register_fma_steering.
3655 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
3656 * config/aarch64/cortex-a57-fma-steering.h: Delete.
3657 * config/aarch64/aarch64-passes.def: New file.
3658 * config/aarch64/cortex-a57-fma-steering.c
3659 (aarch64_register_fma_steering): Delete definition.
3660 (make_pass_fma_steering): Remove static qualifier.
3661 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
3662 (cortex-a57-fma-steering.o): Remove dependency on
3663 cortex-a57-fma-steering.h.
3665 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3667 * explow.c (validize_mem): Do not modify the argument in-place.
3669 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
3671 * tree-streamer.c (record_common_node): Explicitly list expected
3674 2016-10-17 Richard Biener <rguenther@suse.de>
3676 PR tree-optimization/77988
3677 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
3679 2016-10-17 Marek Polacek <polacek@redhat.com>
3681 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
3683 2016-10-17 Richard Biener <rguenther@suse.de>
3685 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
3688 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3690 PR tree-optimization/71636
3691 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
3693 2016-10-17 Richard Biener <rguenther@suse.de>
3695 * gimplify.c (gimplify_function_tree): Do not move the outer
3698 2016-10-17 Jakub Jelinek <jakub@redhat.com>
3700 * langhooks.h (struct lang_hooks_for_decls): Remove
3701 function_decl_explicit_p, function_decl_deleted_p and
3702 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
3703 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
3704 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3705 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
3706 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
3707 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
3708 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3709 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
3710 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
3711 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
3712 * langhooks.c (lhd_decl_dwarf_attribute): New function.
3713 * dwarf2out.c (gen_subprogram_die): Use
3714 lang_hooks.decls.decl_dwarf_attribute instead of
3715 lang_hooks.decls.function_decl_*.
3717 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3721 * common.opt (-ftrampolines): New option.
3722 * doc/invoke.texi (Code Gen Options): Document it.
3723 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
3724 * doc/tm.texi: Regenerate.
3725 * builtins.def: Add init_descriptor and adjust_descriptor.
3726 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
3727 on platforms with descriptors.
3728 (expand_builtin_init_descriptor): New function.
3729 (expand_builtin_adjust_descriptor): Likewise.
3730 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
3731 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
3732 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
3733 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
3734 Set STATIC_CHAIN_REG_P on the static chain register, if any.
3735 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
3736 (expand_call): Likewise. Move around call to prepare_call_address
3737 and pass all flags to it.
3738 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
3739 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
3740 (gimple_call_set_by_descriptor): New setter.
3741 (gimple_call_by_descriptor_p): New getter.
3742 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
3743 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
3744 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
3745 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3746 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
3747 * rtl.h (STATIC_CHAIN_REG_P): New macro.
3748 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
3749 * target.def (custom_function_descriptors): New POD hook.
3750 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
3751 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
3752 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
3753 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
3754 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
3755 (build_common_builtin_nodes): Initialize init_descriptor and
3757 * tree-nested.c: Include target.h.
3758 (struct nesting_info): Add 'any_descr_created' field.
3759 (get_descriptor_type): New function.
3760 (lookup_element_for_decl): New function extracted from...
3761 (create_field_for_decl): Likewise.
3762 (lookup_tramp_for_decl): ...here. Adjust.
3763 (lookup_descr_for_decl): New function.
3764 (convert_tramp_reference_op): Deal with descriptors.
3765 (build_init_call_stmt): New function extracted from...
3766 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
3767 * defaults.h (FUNCTION_ALIGNMENT): Define.
3768 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
3769 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3770 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3771 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
3772 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3774 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3776 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
3777 constants in CONST_VECTORs.
3779 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3781 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
3782 register as destination of bmask.
3783 (vector_init_bshuffle): Likewise.
3784 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
3785 (bmaskdi_vis): Enable only in 64-bit mode.
3787 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
3789 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
3790 make LR a separately shrink-wrapped component unless savres_strategy
3791 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
3792 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
3793 wrapping when not both {SAVE,REST}_INLINE_GPRS.
3795 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3797 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
3798 and keep looping on failure.
3800 2016-10-14 David Malcolm <dmalcolm@redhat.com>
3802 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
3804 (print_rtx_function): Update example in comment for...
3805 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
3806 non-virtual pseudos with a '%' sigil followed by the regno, offset
3807 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
3808 pseudo is dumped as "%0".
3810 2016-10-14 Jakub Jelinek <jakub@redhat.com>
3813 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
3816 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
3818 * config/sparc/sparc-passes.def: New file.
3819 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
3820 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
3821 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
3823 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3825 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
3826 loop peel to loops with exit test at the beginning.
3828 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3830 PR rtl-optimization/68212
3831 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
3832 frequency when computing scale factor for peeled copies.
3833 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
3834 values for switch/peel blocks/edges.
3836 2016-10-14 Pedro Alves <palves@redhat.com>
3838 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
3840 2016-10-14 Catherine Moore <clm@codesourcery.com>
3842 * config/mips/mips.c (mips_prepare_pch_save): Initialize
3843 micromips_globals to zero.
3845 2016-10-14 Richard Biener <rguenther@suse.de>
3847 PR tree-optimization/77979
3848 * tree-vrp.c (compare_name_with_value): Handle released SSA names
3849 in the equivalency sets.
3850 (compare_names): Likewise.
3852 2016-10-14 Martin Liska <mliska@suse.cz>
3854 * builtins.h(target_char_cst_p): Declare the function.
3855 * builtins.c (fold_builtin_memchr): Remove.
3856 (target_char_cst_p): Move the function from gimple-fold.c.
3857 (fold_builtin_3): Do not call the function.
3858 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
3859 (gimple_fold_builtin): Call the function.
3860 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
3862 2016-10-14 Martin Liska <mliska@suse.cz>
3864 * builtins.c (fold_builtin_strcmp): Remove function.
3865 (fold_builtin_strncmp): Likewise.
3866 (fold_builtin_2): Remove call of the function.
3867 (fold_builtin_3): Likewise.
3868 * fold-const-call.c (fold_const_call): Add constant folding
3869 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
3870 * fold-const-call.h (build_cmp_result): Declare the function.
3871 * gimple-fold.c (gimple_load_first_char): New function.
3872 (gimple_fold_builtin_string_compare): Likewise.
3873 (gimple_fold_builtin): Call the function.
3875 2016-10-14 Nathan Sidwell <nathan@acm.org>
3877 * gcov-io.c (gcov_open): Deconstify 'mode'.
3879 2016-10-14 Martin Liska <mliska@suse.cz>
3881 * fold-const.c (c_getstr): Support of properly \0-terminated
3882 string constants. New argument is added.
3883 * fold-const.h: New argument is added.
3885 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3887 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
3889 (aarch64_print_hint_for_core): Likewise.
3890 (aarch64_print_hint_for_arch): Likewise.
3891 (aarch64_validate_march): Use it. Fix indentation in type signature.
3892 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
3893 (aarch64_validate_mtune): Likewise.
3894 (aarch64_handle_attr_arch): Likewise.
3895 (aarch64_handle_attr_cpu): Likewise.
3896 (aarch64_handle_attr_tune): Likewise.
3898 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3900 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
3903 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
3905 * config/m68k/m68k.c (m68k_option_override): Check
3906 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
3907 instead of stack_limit_rtx.
3909 2016-10-13 Jakub Jelinek <jakub@redhat.com>
3911 * dwarf2out.c (gen_member_die): Handle inline static data member
3914 2016-10-13 Nathan Sidwell <nathan@acm.org>
3916 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
3917 gcov_var.mode. Remove unnecessary fstat.
3919 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
3922 * function.c (thread_prologue_and_epilogue_insns): Call all
3923 make_*logue_seq in the same order as traditional. Call them
3924 all a second time if shrink_wrapped_separate.
3926 2016-10-13 Marek Polacek <polacek@redhat.com>
3928 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3929 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
3932 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3934 PR tree-optimization/77937
3935 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
3936 to infinite when we have a pointer with an increment of -1.
3938 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3940 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
3942 * memmodel.h: This file.
3943 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
3944 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
3945 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
3946 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
3947 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
3948 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
3949 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
3950 compare-elim.c, config/aarch64/aarch64-builtins.c,
3951 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
3952 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
3953 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
3954 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
3955 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
3956 config/darwin.c, config/epiphany/epiphany.c,
3957 config/epiphany/mode-switch-use.c,
3958 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
3959 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
3960 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
3961 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
3962 config/m68k/m68k.c, config/mcore/mcore.c,
3963 config/microblaze/microblaze.c, config/mmix/mmix.c,
3964 config/mn10300/mn10300.c, config/moxie/moxie.c,
3965 config/msp430/msp430.c, config/nds32/nds32-cost.c,
3966 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
3967 config/nds32/nds32-memory-manipulation.c,
3968 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
3969 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
3970 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
3971 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
3972 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
3973 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
3974 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
3975 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
3976 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
3977 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
3978 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
3979 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
3980 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
3981 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
3982 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
3983 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
3984 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
3985 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
3986 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
3987 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
3988 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
3989 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
3990 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
3991 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
3992 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
3993 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
3994 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
3995 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
3996 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
3997 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
3998 var-tracking.c, varasm.c: Include memmodel.h.
3999 * genattrtab.c (write_header): Include memmodel.h in generated file.
4000 * genautomata.c (main): Likewise.
4001 * gengtype.c (open_base_files): Likewise.
4002 * genopinit.c (main): Likewise.
4003 * genconditions.c (write_header): Include memmodel.h earlier in
4005 * genemit.c (main): Likewise.
4006 * genoutput.c (output_prologue): Likewise.
4007 * genpeep.c (main): Likewise.
4008 * genpreds.c (write_insn_preds_c): Likewise.
4009 * genrecog.c (write_header): Likewise.
4010 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
4012 2016-10-13 David Malcolm <dmalcolm@redhat.com>
4014 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
4015 for new "compact" param of print_rtx_function. Check for "cinsn"
4017 * print-rtl-function.c (flag_compact): New decl.
4018 (print_rtx_function): Add param "compact" and use it to set
4019 flag_compact, adding a description of the effect to the leading
4020 comment, and updating the example output.
4021 * print-rtl.c (flag_compact): New variable.
4022 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
4024 (print_rtx_operand_code_i): When printing source locations, wrap
4025 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
4026 (print_rtx_operand_code_r): Don't print regnos for hard regs and
4027 virtuals in compact mode.
4028 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
4029 apart from in LABEL_REFs.
4030 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
4031 Don't print basic block ids in compact mode.
4032 (print_rtx): In compact mode, prefix the code of insns with "c",
4033 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
4034 * print-rtl.h (print_rtx_function): Add "compact" param.
4036 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4038 * arm.h (TARGET_VFP): Delete.
4039 (TARGET_VFPD32): Remove references to TARGET_VFP.
4040 (TARGET_VFP3, TARGET_VFP5): Likewise.
4041 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
4042 (TARGET_NEON_FP16): Likewise.
4043 (TARGET_FMA): Likewise.
4044 (TARGET_CRYPTO): Likewise.
4045 (TARGET_NEON): Likewise.
4046 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4047 (FUNCTION_ARG_REGNO_P): Likewise.
4048 * arm.c (arm_option_check_internal): Likewise.
4049 (arm_option_override): Likewise.
4050 (use_return_insn): Likewise.
4051 (arm_function_value_regno_p): Likewise.
4052 (arm_apply_result_size): Likewise.
4053 (use_vfp_abi): Likewise.
4054 (arm_legitimate_address_outer_p): Likewise.
4055 (thumb2_legitimate_address_p): Likewise.
4056 (arm_legitimate_index_p): Likewise.
4057 (thumb2_legitimate_index_p): Likewise.
4058 (arm_legitimate_address): Likewise.
4059 (arm_get_vfp_saved_size): Likewise.
4060 (arm_emit_vfp_multi_reg_pop): Likewise.
4061 (arm_get_frame_offsets): Likewise.
4062 (arm_save_coproc_regs): Likewise.
4063 (arm_hard_regno_mode_ok): Likewise.
4064 (arm_expand_epilogue_apcs_frame): Likewise.
4065 (arm_expand_epilogue): Likewise.
4066 (arm_file_start): Likewise.
4067 (arm_conditional_register_usage): Likewise.
4068 (arm_validize_comparison): Use vfp_compare_operand directly.
4069 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
4070 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
4072 (arm_atomic_assign_expand_fenv): Likewise.
4073 * arm.md (divsf3): Likewise.
4074 (arm_negsi2): Likewise.
4076 (arm_movdi): Likewise.
4077 (arm_movt): Likewise.
4078 (cbranchsf4): Change predicate to vfp_compare_operand.
4079 (cbranchdf4): Change predicate to vfp_compare_operand.
4080 (cstorehf4): Change predicate to vfp_compare_operand.
4081 (cstoresf4): Change predicate to vfp_compare_operand.
4082 (cstoredf4): Change predicate to vfp_compare_operand.
4083 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
4084 (movhi_insn_arch4, movhi_bytes): Likewise.
4085 * constraints.md (Dt): Likewise.
4087 * iterators.md (SDF): Likewise.
4088 * predicates.md (arm_float_compare_operand): Delete.
4089 (const_double_vcvt_power_of_two_reciprocal): Remove references to
4091 (const_double_vcvt_power_of_two): Likewise.
4092 * thumb2.md thumb2_movsi_insn): Likewise.
4093 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
4094 (movhf_vfp): Likewise.
4095 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
4096 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4097 (movsf_vfp, thumb2_movsf_vfp): Likewise.
4098 (movdf_vfp, thumb2_movdf_vfp): Likewise.
4099 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
4100 (subsf3_vfp, divsf3_vfp): Likewise.
4101 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
4102 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
4103 (mulsf3negsfsubsf_vfp): Likewise.
4104 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
4105 (floatunssisf2, sqrtsf2_vfp): Likewise.
4106 (movcc_vfp): Likewise.
4107 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
4108 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
4109 (push_multi_vfp): Likewise.
4110 (set_fpscr, get_fpscr): Likewise.
4111 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
4113 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4115 * arm.h (TARGET_VFP): Unconditionally define to 1.
4116 (arm_fpu_desc): Remove 'model' field.
4117 (TARGET_FPU_MODEL): Delete.
4118 * arm.c (all_fpus): Don't initialize the model field.
4119 (arm_can_inline_p): Don't check the FPU model.
4120 * arm-fpus.def: Remove redundant model field from all FPU
4123 2016-10-13 Richard Biener <rguenther@suse.de>
4126 * genmatch.c (struct capture): Add value_match member.
4127 (commutate): Preserve value_match.
4128 (lower_opt_convert): Likewise.
4129 (lower_cond): Likewise.
4130 (replace_id): Likewise.
4131 (struct dt_operand): Add value_match member.
4132 (decision_tree::cmp_node): Compare it.
4133 (decision_tree::insert_operand): Honor it when finding and
4134 when appending a DT_MATCH.
4135 (dt_operand::gen_match_op): Generate a type check after
4136 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
4137 (parser::get_internal_capture_id): New helper.
4138 (parser::finish_match_operand): New function lowering @@<id>.
4139 (parser::parse_capture): Parse @@<id> as value-match.
4140 (parser::parse_expr): Use get_internal_capture_id.
4141 (parser::parse_simplify): Call finish_match_operand.
4142 (walk_captures): New helper.
4143 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
4145 ((X /[ex] A) * A -> X): Likewise.
4146 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
4147 convert[12] and value-matching.
4148 ((A | B) & (A | C) -> A | (B & C)): Likewise.
4149 ((X | Y) | Y -> X | Y): Likewise.
4150 ((X ^ Y) ^ Y -> X): Likewise.
4151 (A - (A & B) -> ~B & A): Likewise.
4152 ((T)(P + A) - (T)P -> (T) A): Likewise.
4153 ((T)P - (T)(P + A) -> -(T) A): Likewise.
4154 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
4155 * doc/match-and-simplify.texi: Amend capture section.
4157 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4159 * config/arc/arc.md (umul_600): Remove predicated variant.
4160 (umul64_600): Likewise.
4162 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4164 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
4166 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4168 * tree-vect-loop.c (loop_niters_no_overflow): New func.
4169 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
4170 no-overflow information to vect_do_peeling_for_loop_bound and
4171 vect_gen_vector_loop_niters.
4173 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4175 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
4178 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4180 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
4181 adjust_vec automatically.
4182 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
4183 param exit_bb to guard_to.
4184 (slpeel_checking_verify_cfg_after_peeling):
4185 (set_prologue_iterations):
4186 (create_lcssa_for_virtual_phi): New func which is factored out from
4187 slpeel_tree_peel_loop_to_edge.
4188 (slpeel_tree_peel_loop_to_edge):
4189 (iv_phi_p): New func.
4190 (vect_can_advance_ivs_p): Call iv_phi_p.
4191 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
4192 new gimple stmts in basic block.
4193 (vect_gen_niters_for_prolog_loop): Rename to...
4194 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
4195 adjust implementation.
4196 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
4197 sizetype if necessary.
4198 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
4199 it to external function.
4200 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
4201 (vect_gen_vector_loop_niters_mult_vf): New.
4202 (slpeel_update_phi_nodes_for_loops): New.
4203 (slpeel_update_phi_nodes_for_guard1): Reimplement.
4204 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
4205 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
4206 * tree-vect-loop.c (vect_build_loop_niters): Move to file
4207 tree-vect-loop-manip.c
4208 (vect_generate_tmps_on_preheader): Delete.
4209 (vect_transform_loop): Rename vectorization_factor to vf. Call
4210 vect_do_peeling instead of vect_do_peeling-* functions.
4211 * tree-vectorizer.h (vect_do_peeling): New decl.
4212 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
4213 (vect_do_peeling_for_loop_bound): Delete.
4214 (vect_do_peeling_for_alignment): Delete.
4216 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4218 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
4219 duplicated loop after its preheader and after the original loop.
4221 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4223 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
4224 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
4226 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4228 * tree-vect-loop.c (vectorizable_live_operation): Support handling
4229 for live variable outside loop but not in lcssa form.
4231 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4233 * cfg.c (reset_original_copy_tables): New func.
4234 * cfg.h (reset_original_copy_tables): New decl.
4236 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4239 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
4241 * varasm.c (default_binds_local_p_3): Formatting fix.
4243 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4245 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
4247 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
4248 Remove useless code.
4250 2016-10-13 Martin Liska <mliska@suse.cz>
4252 PR tree-optimization/77943
4253 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
4254 a different EH landing pads.
4256 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4259 * hooks.h (hook_tree_void_null): Declare.
4260 * hooks.c (hook_tree_void_null): New function.
4261 * langhooks.c (lhd_return_null_tree_v): Remove.
4262 * langhooks-def.h (lhd_return_null_tree_v): Remove.
4263 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
4264 set y to const0_rtx.
4265 * function.c (stack_protect_epilogue): Likewise.
4266 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
4267 if TARGET_THREAD_SSP_OFFSET is defined.
4268 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4269 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4270 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4271 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4272 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4273 (ix86_stack_protect_guard): New function.
4275 2016-10-13 Richard Biener <rguenther@suse.de>
4277 * dwarf2out.c (tree_add_const_value_attribute): Do not try
4278 rtl_for_decl_init during early phase.
4279 (gen_variable_die): Do not create locations during early phase.
4280 (gen_label_die): Likewise.
4281 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
4284 2016-10-12 Richard Biener <rguenther@suse.de>
4286 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
4287 try_add_new_range and made to eturn new range.
4288 (evrp_dom_walker::before_dom_children): Push op1 value range before
4289 pushing op0 value range.
4291 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4293 PR tree-optimization/77937
4294 * gimple-ssa-strength-reduction.c (analyze_increments): Use
4295 POINTER_TYPE_P on the candidate type to determine whether
4296 candidates in this chain require pointer arithmetic.
4298 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
4300 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
4301 correction if the type is smaller than a word.
4302 (visium_select_cc_mode): Add ... fall through ... comment.
4304 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4306 * config/rs6000/rs6000.c (machine_function): Add new fields
4307 gpr_is_wrapped_separately and lr_is_wrapped_separately.
4308 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
4309 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
4310 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
4311 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
4312 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
4313 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
4314 (rs6000_get_separate_components): New function.
4315 (rs6000_components_for_bb): New function.
4316 (rs6000_disqualify_components): New function.
4317 (rs6000_emit_prologue_components): New function.
4318 (rs6000_emit_epilogue_components): New function.
4319 (rs6000_set_handled_components): New function.
4320 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
4321 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
4322 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
4323 (rs6000_emit_epilogue): Don't emit GPR restores if
4324 gpr_is_wrapped_separately for that register. Don't make a
4325 REG_CFA_RESTORE note for registers we did not restore, either.
4327 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4329 * function.c (thread_prologue_and_epilogue_insns): Call
4330 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
4331 if it has possibly changed. Compute the split_prologue_seq and
4332 epilogue_seq later, too.
4333 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
4334 (dump_components): New function.
4335 (struct sw): New struct.
4337 (init_separate_shrink_wrap): New function.
4338 (fini_separate_shrink_wrap): New function.
4339 (place_prologue_for_one_component): New function.
4340 (spread_components): New function.
4341 (disqualify_problematic_components): New function.
4342 (emit_common_heads_for_components): New function.
4343 (emit_common_tails_for_components): New function.
4344 (insert_prologue_epilogue_for_components): New function.
4345 (try_shrink_wrapping_separate): New function.
4346 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
4348 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4350 * regrename.c (build_def_use): Invalidate chains that have a
4351 REG_CFA_RESTORE on some instruction.
4353 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4355 * dce.c (delete_unmarked_insns): Don't delete instructions with
4356 a REG_CFA_RESTORE note.
4358 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4360 * common.opt (-fshrink-wrap-separate): New flag.
4361 * doc/invoke.texi: Document it.
4362 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
4363 * doc/tm.texi: Regenerate.
4364 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
4365 * target.def (shrink_wrap): New hook vector.
4366 (get_separate_components, components_for_bb, disqualify_components,
4367 emit_prologue_components, emit_epilogue_components,
4368 set_handled_components): New hooks.
4370 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4372 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
4373 vector return by reference only if -Wpsabi.
4374 (rs6000_pass_by_reference): Similarly, for argument passing.
4376 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4378 * function-tests.c: Include "print-rtl.h".
4379 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
4380 function, and verify what is dumped.
4381 * print-rtl-function.c (print_edge): New function.
4382 (begin_any_block): New function.
4383 (end_any_block): New function.
4384 (can_have_basic_block_p): New function.
4385 (print_rtx_function): Track the basic blocks of insns in the
4386 chain, wrapping those that are within blocks within "(block)"
4387 directives. Remove the "(cfg)" directive.
4389 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4391 * selftest.c (selftest::read_file): New function.
4392 (selftest::test_read_file): New function.
4393 (selftest::selftest_c_tests): Call test_read_file.
4394 * selftest.h (selftest::read_file): New decl.
4396 2016-10-12 Richard Biener <rguenther@suse.de>
4399 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
4402 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
4404 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
4406 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
4407 dwarf2out_assembly_start.
4409 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
4411 * Makefile.in (SELFTEST_FLAGS): New variable.
4412 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
4414 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
4417 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
4419 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
4420 dumped in RTL dumps.
4422 2016-10-12 Martin Liska <mliska@suse.cz>
4424 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
4425 (gimple_fold_builtin_memory_op): Use the function.
4426 (gimple_fold_builtin_strchr): Likewise.
4427 (gimple_fold_builtin_strcat): Likewise.
4428 (gimple_build): Likewise.
4430 2016-10-12 Nathan Sidwell <nathan@acm.org>
4432 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
4434 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4436 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
4437 equivalent 32-bit constant (modulo 2**32) when that yields
4438 smaller instructions.
4439 (size_of_int_loc_descriptor): Update accordingly.
4441 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4443 * dwarf2out.c (dwarf2out_early_global_decl): For nested
4444 functions, call dwarf2out_decl on the parent function first.
4446 2016-10-12 Richard Biener <rguenther@suse.de>
4448 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
4451 2016-10-12 Richard Biener <rguenther@suse.de>
4453 * tree-ssa-propagate.c
4454 (substitute_and_fold_dom_walker::before_dom_children): Do not
4455 ignore ASSERT_EXPRs but only preserve them.
4456 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
4457 that have been propagated into.
4458 (vrp_finalize): Enable DCE for substitute_and_fold.
4460 2016-10-12 Richard Biener <rguenther@suse.de>
4462 PR tree-optimization/77920
4463 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
4464 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
4465 (simplify_abs_using_ranges): Likewise.
4466 (simplify_conversion_using_ranges): Likewise.
4467 (simplify_stmt_using_ranges): Adjust.
4469 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4471 PR tree-optimization/77929
4472 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
4473 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
4475 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4478 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
4479 needs a base register for arg 1.
4481 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4483 * common.opt (Wimplicit-fallthrough) Turn into alias to
4484 -Wimplicit-fallthrough=3. Remove EnabledBy.
4485 (Wimplicit-fallthrough=): New option.
4486 * gimplify.c (warn_implicit_fallthrough_r): Use
4487 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
4488 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
4489 to -Wimplicit-fallthrough=3.
4490 (-Wimplicit-fallthrough=): Document.
4492 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4494 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
4495 and GEU in DImode if TARGET_SUBXC.
4496 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
4497 (seqdi<W:mode>_zero_subxc): Delete.
4498 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
4499 (neg_seqdi<W:mode>_zero_vis3): Delete.
4500 (plus_seqdi<W:mode>_zero): Likewise.
4501 (minus_seqdi<W:mode>_zero): Likewise.
4502 (plus_plus_sltu<W:mode>): Accept only register.
4503 (addx<W:mode>): Likewise.
4504 (plus_sltu<W:mode>_vis3): Likewise.
4505 (plus_plus_sltu<W:mode>_vis3): Likewise.
4506 (neg_sgeu<W:mode>_vis3): Delete.
4507 (minus_sgeu<W:mode>_vis3): Likewise.
4508 (addxc<W:mode>): Accept only registers.
4509 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4510 (minus_neg_sltu<W:mode>_subxc): Accept only register.
4511 (neg_plus_sltu<W:mode>_subxc): Likewise.
4512 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4513 (minus_minus_sltu<W:mode>_subxc): Accept only register.
4514 (sgeu<W:mode>_insn_subxc): Delete.
4515 (plus_sgeu<W:mode>_subxc): Likewise.
4516 (subxc<W:mode>): Accept only register.
4517 (scc splitter): Split always GEU again.
4519 2016-10-11 Jeff Law <law@redhat.com>
4521 PR tree-optimization/77424
4522 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
4523 dead conditionals. Assert that all e->aux fields are NULL.
4525 2016-10-11 David Malcolm <dmalcolm@redhat.com>
4527 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
4528 operand-printing "switch" statement into...
4529 (print_rtx_operand_code_0): ...this new function, ...
4530 (print_rtx_operand_code_e): ...this new function, ...
4531 (print_rtx_operand_codes_E_and_V): ...this new function, ...
4532 (print_rtx_operand_code_i): ...this new function, ...
4533 (print_rtx_operand_code_r): ...this new function, ...
4534 (print_rtx_operand_code_u): ...this new function, ...
4535 (print_rtx_operand): ...and this new function.
4537 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
4539 * config/alpha/alpha-passes.def: New file.
4540 * config/alpha/t-alpha: New file.
4541 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
4542 (make_pass_handle_trap_shadows): New prototype.
4543 (make_pass_align_insns): Ditto.
4544 * config/alpha/alpha.c (alpha_option_override): Don't register
4546 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
4548 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4551 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
4552 distinct __ibm128 IBM extended double type if long doubles are
4553 128-bits and the default format for long double is IEEE 128-bit.
4555 2016-10-11 Richard Biener <rguenther@suse.de>
4557 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
4558 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
4559 (verify_die): New function.
4560 (dwarf2out_finish): Call it.
4561 (output_line_info): Handle case of -gsplit-dwarf without
4562 DWARF2_ASM_LINE_DEBUG_INFO.
4564 2016-10-11 Richard Biener <rguenther@suse.de>
4567 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
4568 sub-chains of BLOCK_VARS and gimple_bind_vars.
4570 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4572 * config/i386/znver1.md : Fix imov/imovx load type reservations.
4574 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4576 * config/sparc/sparc.opt (msubxc): New option.
4577 * doc/invoke.texi (SPARC options): Document it and tidy up.
4578 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
4579 * doc/tm.texi: Regenerate.
4580 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
4582 (CCX_NOOV): Rename into...
4586 * config/sparc/predicates.m (fcc_register_operand): Simplify.
4587 (fcc0_register_operand): Likewise.
4588 (icc_register_operand): New.
4589 (icc_or_fcc_register_operand): Simplify.
4590 (nz_comparison_operator): New.
4591 (c_comparison_operator): Likewise.
4592 (noov_compare_operator): Rename into...
4593 (icc_comparison_operator): ...this. Use above predicates.
4594 (noov_compare64_operator): Rename into...
4595 (v9_comparison_operator): ...this and tidy up.
4596 (fcc_comparison_operator): New.
4597 (icc_or_fcc_comparison_operator): Likewise.
4598 (v9_register_compare_operator): Rename info...
4599 (v9_register_comparison_operator): ...this.
4600 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
4601 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
4603 (sparc_fixed_condition_code_regs): New function.
4604 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
4605 renaming and add support for CCC/CCXC.
4606 (output_cbranch): Likewise.
4607 (sparc_print_operand): Likewise.
4608 (gen_v9_scc): Remove obsolete assertion.
4609 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
4610 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
4611 (output_cbcond): Remove bogus handling of CC modes.
4612 (sparc_register_move_cost): Return 100 for NO_REGS.
4613 * config/sparc/sparc.md (W): New mode iterator.
4614 (length): Adjust for noov_compare64_operator renaming.
4615 (cmpsi_sne): New instruction.
4616 (cmpdi_sne): Likewise.
4617 (seqdi_special): Delete.
4618 (seqdi_special): Likewise.
4619 (snesi<P:mode>_special): Likewise.
4620 (snedi_special): Likewise.
4621 (snedi_special_vis3): Likewise.
4622 (snesi patterns): Use W iterator.
4623 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
4624 (sltu patterns): Likewise.
4625 (sgeu patterns): Likewise.
4626 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
4627 (normal_branch): Use icc_comparison_operator predicate.
4628 (inverted_branch): Likewise.
4629 (cbcond_sp32): Use comparison_operator predicate.
4630 (cbcond_sp64): Likewise.
4631 (normal_int_branch_sp64): Adjust for renaming
4632 (inverted_int_branch_sp64): Likewise.
4633 (mov<I:mode>_cc_reg_sp64): Likewise.
4634 (movsf_cc_reg_sp6): Likewise.
4635 (movdf_cc_reg_sp64): Likewise.
4636 (movtf_cc_reg_hq_sp64): Likewise.
4637 (movtf_cc_reg_sp64): Likewise.
4638 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
4639 (movsf_cc_v9): Likewise.
4640 (movdf_cc_v9): Likewise.
4641 (movtf_cc_hq_v9): Likewise.
4642 (movtf_cc_v9): Likewise.
4643 (adddi3): Call gen_adddi3_sp32.
4644 (adddi3_insn_sp32): Rename to...
4645 (adddi3_sp32): ...this. Accept only register_operand as operand #1
4646 and use CCCmode for the carry.
4647 (addx_extend_sp32): Use CCCmode for the carry.
4648 (addx_extend_sp64): Delete.
4649 (adddi3_extend_sp32): Use CCCmode for the carry.
4650 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
4651 (subdi3): Call gen_subdi3_sp32.
4652 (subdi3_insn_sp32): Rename to...
4653 (subdi3_sp32): ...this and use CCmode for the carry.
4654 (subx_extend_sp32): Use CCCmode for the carry.
4655 (subx_extend_sp64): Delete.
4656 (subdi3_extend_sp32): Use CCmode for the carry.
4657 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
4658 (negdi3): Call gen_negdi3_sp32.
4659 (negdi3_sp32): Use CCCmode for the carry.
4660 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
4661 (cmp_nz_ashift_1): Use CCNZ mode.
4662 (cmp_nz_set_ashift_1): Likewise.
4663 (ctrapsi4): Use comparison_operator predicate.
4664 (ctrapdi4): Likewise.
4665 (trapsi_insn): Use icc_comparison_operator predicate.
4666 (trapdi_insn): Likewise.
4667 (edge8 patterns): Use CCNZmode.
4668 (edge16 patterns): Likewise.
4669 (edge32 patterns): Likewise.
4671 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4673 * config/visium/visium-modes.def (CC_NOOV): Rename into...
4675 (CC_BTST): Rename into...
4677 * config/visium/predicates.md (real_add_operand): New.
4678 (visium_btst_operator): Rename into...
4679 (visium_equality_comparison_operator): ...this.
4680 (visium_noov_operator): Rename into...
4681 (visium_nz_comparison_operator): ...this.
4682 (visium_c_comparison_operator): New.
4683 (visium_branch_operator): Adjust and deal with all CC modes.
4684 * config/visium/visium.c (visium_adjust_cost): Adjust.
4685 (visium_split_double_add): Use the *_set_carry patterns.
4686 (visium_select_cc_mode): Add support for CCC mode and adjust.
4687 (output_cbranch): Adjust and use the carry-based operators for
4688 floating-point comparisons.
4689 * config/visium/visium.md (flags_subst_arith): Adjust.
4690 (addsi3_insn_set_carry): New instruction.
4691 (subsi3_insn_set_carry): Likewise.
4692 (negsi2_insn_set_carry): Likewise.
4694 (cmp<mode>_sne): Likewise.
4695 (cbranch<mode>4): Use ordered_comparison_operator.
4696 (cbranch<mode>4_insn): Likewise.
4697 (cbranchsi4_btst_insn): Adjust.
4699 2016-10-11 Tom de Vries <tom@codesourcery.com>
4702 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
4705 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4707 * tree.h (build_complex_type): Add second parameter with default.
4708 * tree.c (build_complex_type): Add NAMED second parameter and adjust
4709 recursive call. Create a TYPE_DECL only if NAMED is true.
4710 (build_common_tree_nodes): Pass true in calls to build_complex_type.
4712 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
4714 New avr-passes.def to register AVR specific passes.
4716 * config/avr/avr-passes.def: New file.
4717 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
4718 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
4719 (make_avr_pass_recompute_note): New proto.
4720 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
4721 (avr_pass_recompute_notes): Use anonymous namespace.
4722 (avr_register_passes): Remove function...
4723 (avr_option_override): ...and its call.
4725 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
4727 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
4728 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
4729 PTF_AVOID_BRANCHLIKELY_SPEED for others.
4730 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
4732 * config/mips/mips.c (mips_option_override): Enable the branch
4733 likely depending on the tune flags and optimization level.
4734 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
4735 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
4736 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
4737 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
4739 2016-10-11 Richard Biener <rguenther@suse.de>
4741 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
4742 (output_function): Properly stream the whole block tree.
4743 * lto-streamer-in.c (input_function): Likewise.
4745 2016-10-11 Marek Polacek <polacek@redhat.com>
4747 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
4749 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4751 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
4752 (evrp_dom_walker::before_dom_children): Infer and push new value
4753 ranges for x in y < x.
4755 2016-10-10 Joseph Myers <joseph@codesourcery.com>
4758 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
4759 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4760 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4761 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4762 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
4763 (IA64_NO_LIBGCC_TFMODE): Likewise.
4765 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4767 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
4770 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
4772 * config.gcc: Add aarch64-*-freebsd* support.
4773 * config.host: Likewise.
4774 * config/aarch64/aarch64-freebsd.h: New file.
4775 * config/aarch64/t-aarch64-freebsd: Ditto.
4777 2016-10-10 Jeff Law <law@redhat.com>
4779 PR tree-optimization/71947
4780 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
4781 B with A within a single statement.
4783 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4785 PR tree-optimization/77824
4786 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
4787 zero cost for copies.
4788 (find_candidates_dom_walker::before_dom_children): Replace
4789 MODIFY_EXPR with SSA_NAME.
4790 (replace_mult_candidate): Likewise.
4791 (replace_profitable_candidates): Likewise.
4793 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4795 * config/s390/s390.h: Wrap more macros args in brackets and fix
4797 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
4799 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
4801 2016-10-10 Andreas Schwab <schwab@suse.de>
4804 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
4805 pseudo is not DImode.
4807 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
4809 * common/config/arc/arc-common.c (arc_option_optimization_table):
4810 Remove compact casesi option.
4811 * config/arc/arc.c (arc_override_options): Use compact casesi
4812 option only for pre-ARCv2 cores.
4813 * doc/invoke.texi (mcompact-casesi): Update text.
4815 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4817 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
4818 Add macro to say we can efficiently handle overlapping unaligned
4820 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
4821 poor code for processors older than p8.
4823 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
4825 * gen-pass-instances.awk: Remove GNUism.
4827 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4829 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
4830 NULL of (*ipcp_transformations)][node->uid].
4832 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
4834 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4835 (MALLOC_ABI_ALIGNMENT): Define.
4837 2016-10-09 Jakub Jelinek <jakub@redhat.com>
4839 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
4840 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
4841 VAR_OR_FUNCTION_DECL_P macros.
4842 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
4843 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
4844 chkp_find_bounds_1): Likewise.
4845 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
4846 * hsa-gen.c (get_symbol_for_decl): Likewise.
4847 * cgraphunit.c (check_global_declaration, analyze_functions,
4848 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
4850 * gimple-fold.c (can_refer_decl_in_current_unit_p,
4851 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
4853 * tree.c (set_decl_section_name, copy_node_stat,
4854 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
4855 merge_dllimport_decl_attributes, handle_dll_attribute,
4856 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
4857 verify_type): Likewise.
4858 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
4859 find_explicit_erroneous_behavior): Likewise.
4860 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
4861 * ipa.c (process_references): Likewise.
4862 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
4863 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
4864 notice_global_symbol, assemble_variable, mark_decl_referenced,
4865 build_constant_desc, output_constant_def_contents, do_assemble_alias,
4866 make_decl_one_only, default_section_type_flags,
4867 categorize_decl_for_section, default_encode_section_info): Likewise.
4868 * trans-mem.c (requires_barrier): Likewise.
4869 * gimple-expr.c (mark_addressable): Likewise.
4870 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
4871 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
4872 expand_debug_expr): Likewise.
4873 * tree-dump.c (dequeue_and_dump): Likewise.
4874 * ubsan.c (instrument_bool_enum_load): Likewise.
4875 * tree-pretty-print.c (print_declaration): Likewise.
4876 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4877 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
4878 * asan.c (asan_protect_global, instrument_derefs): Likewise.
4879 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
4880 pass_build_ssa::execute): Likewise.
4881 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
4882 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
4884 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
4886 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
4887 can_be_nonlocal, remap_decls, copy_debug_stmt,
4888 initialize_inlined_parameters, add_local_variables,
4889 reset_debug_binding, replace_locals_op): Likewise.
4890 * dse.c (can_escape): Likewise.
4891 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
4893 * tree-diagnostic.c (default_tree_printer): Likewise.
4894 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
4895 unpack_ts_decl_with_vis_value_fields,
4896 lto_input_ts_decl_common_tree_pointers): Likewise.
4897 * builtins.c (builtin_save_expr, fold_builtin_expect,
4898 readonly_data_expr): Likewise.
4899 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
4900 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
4902 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
4903 * gimplify.c (force_constant_size, gimplify_bind_expr,
4904 gimplify_decl_expr, gimplify_var_or_parm_decl,
4905 gimplify_compound_lval, gimplify_init_constructor,
4906 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
4907 gimplify_type_sizes): Likewise.
4908 * cgraphbuild.c (record_reference, record_type_list, mark_address,
4909 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
4910 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
4911 remove_unused_locals): Likewise.
4912 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
4913 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
4914 * function.c (instantiate_expr, instantiate_decls_1,
4915 setjmp_vars_warning, add_local_decl): Likewise.
4916 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
4918 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
4919 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
4920 optimize_va_list_gpr_fpr_size): Likewise.
4921 * tree-nrv.c (pass_nrv::execute): Likewise.
4922 * tsan.c (instrument_expr): Likewise.
4923 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4924 * vtable-verify.c (verify_bb_vtables): Likewise.
4925 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
4926 get_ref_base_and_extent): Likewise.
4927 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
4929 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
4930 analyze_all_variable_accesses): Likewise.
4931 * tree-nested.c (get_nonlocal_debug_decl,
4932 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
4933 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
4934 get_local_debug_decl, convert_local_omp_clauses,
4935 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
4937 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
4938 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
4939 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
4940 dbxout_symbol, dbxout_common_check): Likewise.
4941 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
4942 string_constant): Likewise.
4943 * hsa.c (hsa_get_declaration_name): Likewise.
4944 * passes.c (rest_of_decl_compilation): Likewise.
4945 * tree-ssanames.c (make_ssa_name_fn): Likewise.
4946 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
4947 pack_ts_decl_with_vis_value_fields,
4948 write_ts_decl_common_tree_pointers): Likewise.
4949 * stor-layout.c (place_field): Likewise.
4950 * symtab.c (symtab_node::maybe_create_reference,
4951 symtab_node::verify_base, symtab_node::make_decl_local,
4952 symtab_node::copy_visibility_from,
4953 symtab_node::can_increase_alignment_p): Likewise.
4954 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
4955 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
4956 fortran_common, add_location_or_const_value_attribute,
4957 add_scalar_info, add_linkage_name, set_block_abstract_flags,
4958 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
4959 optimize_one_addr_into_implicit_ptr,
4960 optimize_location_into_implicit_ptr): Likewise.
4961 * gimple-low.c (record_vars_into): Likewise.
4962 * ipa-visibility.c (update_vtable_references): Likewise.
4963 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
4965 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
4966 DFS::DFS_write_tree_body, write_symbol): Likewise.
4967 * langhooks.c (lhd_warn_unused_global_decl,
4968 lhd_set_decl_assembler_name): Likewise.
4969 * attribs.c (decl_attributes): Likewise.
4970 * except.c (output_ttype): Likewise.
4971 * varpool.c (varpool_node::get_create, ctor_for_folding,
4972 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
4973 * fold-const.c (fold_unary_loc): Likewise.
4974 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
4975 ipa_find_agg_cst_from_init): Likewise.
4976 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
4977 expand_omp_target, lower_omp_regimplify_p,
4978 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
4979 find_link_var_op): Likewise.
4980 * tree-chrec.c (chrec_contains_symbols): Likewise.
4981 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
4982 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
4983 execute_fixup_cfg): Likewise.
4985 PR tree-optimization/77901
4986 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
4987 if ranges[i].exp is SSA_NAME when looking for >= and only when
4988 ranges[i].exp is NULL or SSA_NAME when looking for the other
4991 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4993 * ipa-cp.c (ipcp_alignment_lattice): Remove.
4994 (ipcp_param_lattices): Remove field alignment.
4995 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
4996 (set_all_contains_variable): Remove call to
4997 ipcp_alignment_lattice::set_to_bottom.
4998 (initialize_node_lattices): Likewise.
4999 (propagate_alignment_accross_jump_function): Remove.
5000 (propagate_constants_accross_call): Remove call to
5001 propagate_alignment_accross_jump_function.
5002 (ipcp_store_alignment_results): Remove.
5003 (ipcp_driver): Remove call to ipcp_store_alignment_results.
5004 (propagate_bits_accross_jump_function): Handle ancestor jump function.
5005 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
5006 pretty-printing of alignment jump function.
5007 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
5008 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
5009 alignments and remove computing ipa_alignment jump function.
5010 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
5011 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
5012 (ipa_read_jump_function): Remove reading of ipa_alignment.
5013 (write_ipcp_transformation_info): Remove streaming for alignment
5014 propagation summary.
5015 (read_ipcp_transformation_info): Remove reading of alignment
5016 propagation summary.
5017 (ipcp_update_alignments): Remove.
5018 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
5020 (ipcp_transform_function): Remove call to ipcp_update_alignments()
5021 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
5022 * ipa-prop.h (ipa_alignment): Remove.
5023 (ipa_jump_func): Remove field alignment.
5024 (ipcp_transformation_summary): Remove field alignments.
5025 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
5026 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
5027 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
5029 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
5031 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
5033 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
5035 (visium_expand_fp_cstore): Likewise.
5037 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5039 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
5040 * diagnostic.c (warning_at_rich_loc_n): New function.
5041 (diagnostic_n_impl_richloc): Likewise.
5042 (diagnostic_n_impl): Move most of the function to
5043 diagnostic_n_impl_richloc and call it.
5045 2016-10-08 Jakub Jelinek <jakub@redhat.com>
5047 * gen-pass-instances.awk: Rewritten.
5048 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
5049 $(PASSES_EXTRA) after passes.def to the script.
5050 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
5051 * config/i386/i386-passes.def: New file.
5052 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
5053 make_pass_stv): Declare.
5054 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
5056 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
5058 (pass_stv::clone, pass_stv::set_pass_param): New methods.
5059 (pass_stv::timode_p): New non-static data member.
5060 (ix86_option_override): Don't register passes here.
5062 * doc/invoke.texi: Document accepting Else, fallthrough.
5064 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
5067 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
5068 FALLTHRU comment styles.
5070 2016-10-07 Andrew Pinski <apinski@cavium.com>
5072 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
5073 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
5074 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
5076 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
5078 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
5080 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
5081 (AARCH64_ARCH): Likewise.
5082 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
5084 (AARCH64_CORE): Likewise.
5085 (AARCH64_ARCH): Likewise.
5086 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
5087 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5088 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
5089 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5090 (AARCH64_ARCH): Likewise.
5091 (AARCH64_CORE): Likewise.
5092 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
5093 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
5094 (AARCH64_CORE): Likewise.
5095 (AARCH64_ARCH): Likewise.
5097 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5099 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
5100 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
5101 floating point type infrastructre, and -mfloat128 that enables the
5102 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
5103 if -mfloat128-type. Define __ibm128 to be long double by default.
5104 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
5105 the IEEE 128-bit floating point type infrastructure should
5106 automatically be enabled.
5107 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
5108 instead of -mfloat128 to enable KFmode.
5109 (rs6000_option_override_internal): Split the option -mfloat128
5110 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
5111 systems, automatically set -mfloat128-type, but don't enable it on
5112 other operating systems. Move setting the long double size and
5113 IEEE quad support before the IEEE 128-bit floating point changes.
5114 (rs6000_init_builtins): Do not create a unique type for __ibm128
5115 if long double is IBM extended double, instead rely on __ibm128
5116 being defined as 'long double'. If -mfloat128-type and not
5117 -mfloat128, create the KFmode type with an undocumented __ieee128
5119 (rs6000_init_libfuncs): Use -mfloat128-type instead of
5120 -mfloat128 for tests about the types, but keep tests for
5121 -mfloat128 to enable the keyword support.
5122 (rs6000_complex_function_value): Likewise.
5123 (rs6000_scalar_mode_supported_p): Likewise.
5124 (rs6000_floatn_mode): Likewise.
5125 (rs6000_c_mode_for_suffix): Likewise.
5126 (rs6000_opt_masks): Add -mfloat128-type.
5127 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
5128 -mfloat128-type being split from -mfloat128. Add
5129 -mfloat128-hardware, which was missing.
5130 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
5131 -mfloat128 and -mfloat128-type:
5132 (-mfloat128-type): Likewise.
5133 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
5134 that 64-bit Linux systems with enable -mfloat128-type by default
5136 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
5137 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
5138 -mfloat128-type instead of -mfloat128.
5139 (FLOAT128_2REG_P): Likewise.
5140 (MASK_FLOAT128_TYPE): Likewise.
5141 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5142 (RS6000_BTM_FLOAT128): Likewise.
5143 (TARGET_FLOAT128): Poison old identifiers.
5144 (OPTION_MASK_FLOAT128): Likewise.
5145 (MASK_FLOAT128): Likewise.
5146 * config/rs6000/rs6000.md (FP): Likewise.
5147 (FLOAT128): Likewise.
5148 (fix_trunc<mode>di2): Likewise.
5149 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5150 (floatdi<mode>2): Likewise.
5151 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
5152 (neg<mode>2, FLOAT128 iterator): Likewise.
5153 (abs<mode>2, FLOAT128 iterator): Likewise.
5154 (ieee_128bit_negative_zero): Likewise.
5155 (ieee_128bit_vsx_neg<mode>2): Likewise.
5156 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
5157 (ieee_128bit_vsx_abs<mode>2): Likewise.
5158 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5159 (ieee_128bit_vsx_nabs<mode>2): Likewise.
5160 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5161 (extendiftf2): Likewise.
5162 (extendifkf2): Likewise.
5163 (extendtfkf2): Likewise.
5164 (trunciftf2): Likewise.
5165 (truncifkf2): Likewise.
5166 (trunckftf2): Likewise.
5167 (trunctfif2): Likewise.
5168 (extendkftf2): Likewise.
5169 (trunctfkf2): Likewise.
5171 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5173 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
5174 before merging in bytes to pass down to real_from_target.
5176 2016-10-07 Richard Biener <rguenther@suse.de>
5178 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
5180 (substitute_and_fold_dom_walker::before_dom_children):
5181 Substitute and fold before pass specific folding to avoid
5182 feeding that with SSA names that will be later released.
5183 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
5184 introduced by folding and visited by evaluate_stmt called during
5186 (likely_value): Likewise.
5187 (evaluate_stmt): Likewise.
5188 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
5189 (simplify_div_or_mod_using_ranges): Likewise.
5190 (simplify_min_or_max_using_ranges): Likewise.
5191 (simplify_abs_using_ranges): Likewise.
5192 (simplify_conversion_using_ranges): Likewise.
5193 (simplify_float_conversion_using_ranges): Likewise.
5194 (simplify_stmt_using_ranges): Likewise.
5196 2016-10-07 Marek Polacek <polacek@redhat.com>
5198 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
5199 FALLTHROUGH_LABEL_P here...
5200 (warn_implicit_fallthrough_r): ...not here.
5202 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
5204 PR tree-optimization/77880
5205 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
5208 2016-10-07 Marek Polacek <polacek@redhat.com>
5211 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
5213 2016-10-07 Richard Biener <rguenther@suse.de>
5215 * bitmap.h: Document constraints on bitmap modification while
5218 2016-10-07 Richard Biener <rguenther@suse.de>
5220 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
5221 * bitmap.h (bmp_iter_set): When advancing to the next element
5222 check that we didn't remove the current one.
5223 (bmp_iter_and): Likewise.
5224 (bmp_iter_and_compl): Likewise.
5225 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
5226 we currently iterate on but keep a one-level queue.
5227 * sched-deps.c (remove_from_deps): Do not clear current bit
5228 but keep a one-level queue.
5230 2016-10-07 Jakub Jelinek <jakub@redhat.com>
5232 PR tree-optimization/77664
5233 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
5234 for the other ranges.
5235 (optimize_range_tests_diff): Fix up formatting.
5236 (optimize_range_tests_var_bound): New function.
5237 (optimize_range_tests): Use it.
5239 2016-10-07 Martin Liska <mliska@suse.cz>
5241 * coverage.c (build_gcov_exit_decl): Fix priority what
5242 should be really 99.
5244 2016-10-07 Richard Biener <rguenther@suse.de>
5246 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
5247 vars in gimple_bind_vars but not in BLOCK_VARS.
5249 2016-10-07 Richard Biener <rguenther@suse.de>
5251 PR tree-optimization/77879
5252 * tree-ssa-structalias.c (handle_const_call): Properly handle
5254 (handle_pure_call): Likewise.
5256 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5258 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
5259 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
5262 2016-10-06 Andrew Pinski <apinski@cavium.com>
5264 * config/aarch64/aarch64-cores.def: Add a comment before each
5267 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5269 PR tree-optimization/77862
5270 * tree-vrp.c (add_equivalence): Use get_value_range so that
5271 num_vr_values is checked before accessing vr_values.
5273 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5275 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5278 2016-10-05 Jeff Law <law@redhat.com>
5280 PR tree-optimization/71661
5281 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
5282 removal of a forwarder exposes a new natural loop.
5284 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
5286 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
5287 Introduce ssesuffix variable.
5288 (<mask_codefor><code><mode>3<mask_name>): Ditto.
5289 (*<code><mode>3): Ditto.
5291 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
5293 * postreload.c (reload_cse_simplify): Skip also USE when detecting
5296 2016-10-06 Richard Biener <rguenther@suse.de>
5298 PR tree-optimization/77855
5299 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
5300 instead of removing the current item while iterating over the set
5303 2016-10-06 James Clarke <jrtc27@jrtc27.com>
5304 Eric Botcazou <ebotcazou@adacore.com>
5307 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
5308 (classify_registers): Don't set it
5309 (function_arg_slotno): Don't initialize and test it. Tidy up.
5311 2016-10-06 Richard Biener <rguenther@suse.de>
5313 PR tree-optimization/77839
5314 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
5317 2016-10-06 Martin Liska <mliska@suse.cz>
5319 * gcc.c: Set -fprofile-update=atomic when profiling is
5320 enabled and -pthread is set. Warn when one combines
5321 -pthread and -fprofile-update=single for an app using
5324 2016-10-06 Martin Liska <mliska@suse.cz>
5327 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
5328 * gimple-ssa-strength-reduction.c (slsr_process_cast):
5329 Initialize a pointer to NULL.
5330 (slsr_process_copy): Likewise.
5331 * input.c (location_get_source_line): Likewise.
5332 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5334 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
5336 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
5337 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
5338 (ix86_handle_option): Deleted handle of OPT_mpcommit.
5339 * config.gcc: Deleted pcommitintrin.h
5340 * config/i386/pcommitintrin.h: Deleted file.
5341 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
5342 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
5344 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
5346 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
5347 (PTA_PCOMMIT): Deleted define.
5348 (ix86_option_override_internal): Deleted handle of option.
5349 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
5350 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
5351 __builtin_ia32_pcommit): Deleted.
5352 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
5353 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
5354 (pcommit): Deleted instruction.
5355 * config/i386/i386.opt: Mention -mpcommit deprecation.
5356 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
5358 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
5361 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
5362 Remove wrong assert.
5363 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
5364 Use <round_constraint> as operand 1 constraint.
5366 2016-10-05 Jakub Jelinek <jakub@redhat.com>
5369 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
5370 (ubsan_instrument_float_cast): And not here.
5373 * ubsan.c (ubsan_ids): New GTY(()) array.
5374 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
5375 instead of static local counters.
5377 2016-10-05 Martin Sebor <msebor@redhat.com>
5380 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
5381 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
5382 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
5383 (default_printf_pointer_format): Define function.
5384 * targhooks.c (linux_printf_pointer_format): Define new function.
5385 * targhooks.h (linux_printf_pointer_format): Declare.
5386 (gnu_libc_printf_pointer_format): Remove declaration.
5388 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5390 * fold-const.c (native_encode_real): Fix logic for selecting offset
5391 to write to when BYTES_BIG_ENDIAN.
5393 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
5395 * builtins.c (fold_builtin_strchr): Remove function.
5396 (fold_builtin_strrchr): Likewise.
5397 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
5398 * gimple-fold.c (target_char_cst_p): New function.
5399 (gimple_fold_builtin_strchr) Add more foldings.
5400 (gimple_fold_builtin): Add index, strrchr, rindex cases.
5402 2016-10-05 Richard Biener <rguenther@suse.de>
5405 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
5406 capture ids in c-exprs.
5408 2016-10-05 Richard Biener <rguenther@suse.de>
5411 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
5412 with types_match for GIMPLE code gen to handle type mismatched
5414 (dt_operand::gen): Adjust.
5415 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
5418 2016-10-05 Richard Biener <rguenther@suse.de>
5420 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
5422 2016-10-05 Richard Biener <rguenther@suse.de>
5425 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
5427 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
5429 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
5430 version check to protect only DW_TAG_imported_module generation.
5432 2016-10-05 Richard Biener <rguenther@suse.de>
5435 * match.pd (min(a,-a) -> -abs(a)): New pattern.
5437 2016-10-04 Ian Lance Taylor <iant@golang.org>
5439 * explow.c (allocate_dynamic_stack_space): Call
5440 do_pending_stack_adjust before handling flag_split_stack.
5442 2016-10-04 David Malcolm <dmalcolm@redhat.com>
5444 * genattrtab.c (make_internal_attr): Supply dummy column number to
5447 * genoutput.c (init_insn_for_nothing): Likewise.
5448 * gensupport.c (add_define_attr): Likewise.
5449 * read-md.c (message_at_1): Print column number.
5450 (fatal_with_file_and_line): Likewise.
5451 (rtx_reader::read_char): Track column numbers.
5452 (rtx_reader::unread_char): Likewise.
5453 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
5454 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
5455 (rtx_reader::handle_file): Initialize m_read_md_colno.
5456 (rtx_reader::get_current_location): Supply column number to
5458 * read-md.h (struct file_location): Add field "colno".
5459 (file_location::file_location): Likewise.
5460 (rtx_reader::get_colno): New accessor.
5461 (rtx_reader::m_read_md_colno): New field.
5462 (rtx_reader::m_last_line_colno): New field.
5464 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5466 * doc/extend.texi (Java Exceptions): Remove.
5467 (java_interface): Remove.
5469 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
5471 PR tree-optimization/77808
5472 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
5473 and addr are different before copying points-to information.
5475 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
5477 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
5478 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
5479 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
5480 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
5482 2016-10-04 Richard Biener <rguenther@suse.de>
5484 PR tree-optimization/77399
5485 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
5486 verify the target can convert.
5488 2016-10-04 Richard Biener <rguenther@suse.de>
5491 * explow.c (plus_constant): Verify the mode of the constant
5492 pool offset before calling plus_constant.
5494 2016-10-04 Richard Biener <rguenther@suse.de>
5497 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
5498 type support, mark with :C.
5499 (X / -X -> -1): Mark with :C.
5501 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5503 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
5504 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
5505 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
5506 * doc/tm.texi: Regenerated.
5507 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
5508 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
5509 * config/darwin.h (JCR_SECTION_NAME): Remove.
5510 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
5511 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
5512 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
5513 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
5514 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
5515 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
5517 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5519 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
5520 between "because" and "param" in dump message in call to fprintf.
5522 2016-10-03 Jeff Law <law@redhat.com>
5524 PR tree-optimization/71550
5525 PR tree-optimization/71403
5526 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
5527 (profitable_jump_thread_path): Also return boolean indicating if
5528 the realized path will create an irreducible loop.
5529 Remove loop depth tests from 71403.
5530 (fsm_find_control_statement_thread_paths): Remove loop depth tests
5531 from 71403. If threading will create an irreducible loop, then
5532 throw away loop iteration and related information.
5534 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
5536 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
5537 -Woverloaded-virtual checks for warning options.
5538 * configure: Regenerate.
5540 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5542 PR preprocessor/77699
5543 * input.c (maybe_grow): Don't allocate one byte extra headroom.
5544 (get_next_line): Return false on error.
5545 (read_next_line): Removed, use get_next_line instead.
5546 (read_line_num): Don't copy the line.
5547 (location_get_source_line): Don't use static data.
5548 (selftest::test_reading_source_line): Add more test cases.
5550 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5553 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5555 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5556 (noce_process_if_block): Use it.
5558 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5560 * doc/invoke.texi: Update -Wint-in-bool-context.
5562 2016-10-02 Jakub Jelinek <jakub@redhat.com>
5564 * dwarf2out.c (output_fde, output_call_frame_info,
5565 dwarf2out_do_cfi_startproc, set_indirect_string,
5566 gen_internal_sym, output_die, output_line_info): Use
5567 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
5568 ASM_GENERATE_INTERNAL_LABEL output.
5570 2016-10-01 Richard Biener <rguenther@suse.de>
5573 * genmatch.c (get_operand_type): Add operand position arg
5574 and handle COND_EXPR comparison operand with fixed boolean_type_node.
5575 (expr::gen_transform): Adjust.
5576 (dt_simplify::gen_1): Likewise.
5578 2016-10-01 Jakub Jelinek <jakub@redhat.com>
5580 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
5581 comments. Simplify asserts, remove unnecessary conditions.
5583 (*<code><mode>3): Likewise.
5585 2016-09-30 Jakub Jelinek <jakub@redhat.com>
5587 * doc/invoke.texi (-Wregister): Document.
5589 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
5591 * configure.ac: Split CHECKING_P into CHECKING_P and
5592 ENABLE_EXTRA_CHECKING.
5593 * configure: Regenerated.
5594 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
5595 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
5597 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
5600 * gcc.c (process_command): For @filename handling, output
5601 the correct name if the file does not exist.
5603 2016-09-30 Marek Polacek <polacek@redhat.com>
5605 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
5606 * config/alpha/predicates.md: Likewise.
5608 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5610 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5611 (noce_process_if_block): Use it.
5613 2016-09-30 Martin Liska <mliska@suse.cz>
5615 * doc/invoke.texi: Document asan-use-after-return that
5616 it's disabled by default in runtime.
5618 2016-09-30 Richard Biener <rguenther@suse.de>
5620 * tree-vrp.c (intersect_ranges): If we failed to handle
5621 the intersection choose a constant singleton range if available.
5623 2016-09-30 Richard Biener <rguenther@suse.de>
5625 PR tree-optimization/77399
5626 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
5627 float <-> int conversions.
5629 2016-09-30 Alan Modra <amodra@gmail.com>
5631 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
5633 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5635 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
5636 ext_level before calling CPUID with 0x80000008.
5637 Simplify xgetbv checks.
5639 2016-09-29 David Malcolm <dmalcolm@redhat.com>
5641 * Makefile.in (OBJS): Add print-rtl-function.o.
5642 * print-rtl-function.c: New file.
5643 * print-rtl.h (print_rtx_function): New decl.
5645 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5648 * config/i386/cpuid.h (__get_cpuid_count): New.
5649 (__get_cpuid): Rename __level to __leaf.
5651 2016-09-29 Marek Polacek <polacek@redhat.com>
5653 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
5655 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
5658 * builtins.c (expand_builtin_memcmp): Don't swap args unless
5659 result is only being compared with zero.
5661 2016-09-29 Marek Polacek <polacek@redhat.com>
5663 * dwarf2out.c (loc_descriptor): Add fall through comment.
5664 (add_const_value_attribute): Likewise.
5666 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
5668 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
5669 with "v6t2". Move "arch" attribute above "pool_range".
5670 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
5672 (*thumb2_movhi_vfp): Likewise.
5673 (*arm_movhi_fp16): Likewise.
5674 (*thumb2_movhi_fp16): Likewise.
5675 (*arm_movsi_vfp): Remove "arch" attribute.
5676 (*thumb2_movsi_vfp): Likewise.
5678 2016-09-29 Martin Liska <mliska@suse.cz>
5680 * doc/extend.texi: Remove limitation of Objective C for
5681 __attribute__((constructor)) and __attribute__((destructor)).
5683 2016-09-29 Richard Biener <rguenther@suse.de>
5685 PR tree-optimization/77768
5686 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5687 Handle stores to readonly memory when removing redundant stores.
5689 2016-09-29 Richard Biener <rguenther@suse.de>
5692 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
5693 X / -X -> -1 simplifications.
5695 2016-09-29 Richard Biener <rguenther@suse.de>
5698 * match.pd: Add max(a,-a) -> abs(a) pattern.
5699 * tree-ssa-phiopt.c (minmax_replacement): Disable for
5700 HONOR_SIGNED_ZEROS types.
5702 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
5704 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
5705 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
5707 2016-09-29 Richard Biener <rguenther@suse.de>
5709 * tree-vrp.c (set_defs_to_varying): New helper avoiding
5710 writing to vr_const_varying.
5711 (vrp_initialize): Call it.
5712 (vrp_visit_stmt): Likewise.
5713 (evrp_dom_walker::before_dom_children): Likewise.
5715 2016-09-29 Richard Biener <rguenther@suse.de>
5717 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
5718 constructors with vector elements.
5720 2016-09-29 Richard Biener <rguenther@suse.de>
5722 PR tree-optimization/77768
5723 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
5724 with stores to a place we know has a constant value.
5726 2016-09-29 Alan Modra <amodra@gmail.com>
5728 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
5729 * doc/invoke.texi: Document it.
5730 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
5731 (rs6000_passes_float): Comment.
5732 (rs6000_passes_long_double): New static var.
5733 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
5734 (init_cumulative_args): Set up to emit fp .gnu_attribute for
5735 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
5736 to include fp values returned in vectors.
5737 Set rs6000_passes_long_double.
5738 (rs6000_function_arg_advance_1): Likewise for function args.
5739 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
5740 and SPE. Emit long double tag value too.
5741 (rs6000_opt_vars): Add gnu-attr.
5742 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
5743 * configure: Regenerate.
5744 * config.in: Regenerate.
5746 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5748 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
5750 (format_floating, format_string, format_directive,
5751 get_destination_size, pass_sprintf_length::handle_gimple_call):
5754 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5756 * gimple-ssa-sprintf.c: Fix comment formatting.
5757 (format_integer): Use is_gimple_assign.
5758 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
5759 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
5760 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
5761 (pass_sprintf_length::execute): Use is_gimple_call.
5763 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5765 * gimple-fold.c (gimple_fold_builtin): After failing to fold
5766 strchr, also try the generic folding.
5768 2016-09-28 Martin Sebor <msebor@redhat.com>
5771 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
5774 2016-09-28 Martin Sebor <msebor@redhat.com>
5777 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
5778 length modifier is not expected.
5779 (format_floating): Ignore l length modifier and fail gracefuly
5780 when it isn't one of the other expected ones.
5782 2016-09-28 Martin Sebor <msebor@redhat.com>
5785 * varasm.c (assemble_addr_to_section): Increase local buffer size.
5787 2016-09-27 Richard Biener <rguenther@suse.de>
5789 * dwarf2out.c (cu_die_list): New global.
5790 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
5791 main_comp_unit_die to cu_die_list if we created it.
5792 Move break_out_includes ...
5793 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
5796 2016-09-28 Richard Biener <rguenther@suse.de>
5798 * dwarf2out.c (struct die_struct): Add removed flag.
5799 (lookup_type_die): If the DIE is marked as removed, clear
5800 TYPE_SYMTAB_DIE and return NULL.
5801 (lookup_decl_die): If the DIE is marked as removed, remove it
5802 from the hash and return NULL.
5803 (mark_removed): New helper.
5804 (prune_unused_types_prune): Call it for removed DIEs.
5805 (gen_subprogram_die): Move the premark_used_types call to after
5806 DIEs for the functions scopes are generated.
5807 (process_scope_var): Do not re-create pruned types or type decls.
5808 Make sure to also re-parent type decls.
5809 (dwarf2out_finish): Move unused type pruning and debug_types
5811 (dwarf2out_early_finish): ... here.
5813 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5815 * config/arc/arc-c.c: New file.
5816 * config/arc/arc-c.def: Likewise.
5817 * config/arc/t-arc: Likewise.
5818 * config.gcc: Include arc-c.o as c and cpp object.
5819 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
5820 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
5821 arc_cpu_cpp_builtins.
5823 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5825 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
5826 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
5828 2016-09-28 Nathan Sidwell <nathan@acm.org>
5830 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
5833 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5835 PR tree-optimization/61056
5836 * gimple-fold.c (gimple_fold_builtin_strchr):
5837 New function to optimize strchr (s, 0) to strlen.
5838 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
5840 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
5842 PR tree-optimization/77724
5843 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
5844 Add tree_fits_shwi_p check.
5846 2016-09-27 Jakub Jelinek <jakub@redhat.com>
5848 * auto-inc-dec.c (try_merge): Remove break after return.
5849 * cselib.c (autoinc_split): Likewise.
5850 * explow.c (promote_mode): Likewise.
5851 * fixed-value.c (fixed_arithmetic): Likewise.
5852 * hsa.c (hsa_internal_fn::get_arity): Likewise.
5853 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
5854 * trans-mem.c (get_attrs_for): Likewise.
5855 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
5856 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
5857 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
5858 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
5859 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
5860 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
5861 * config/cris/cris.c (cris_op_str): Likewise.
5862 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
5863 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
5865 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
5867 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
5868 IFN_GOACC_REDUCTION_CODES): New.
5869 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
5870 ifn_goacc_reduction_kind): Use them.
5871 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
5872 of internal functions, when applicable.
5874 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
5876 * config/mips/constraints.md (d): Fix documentation.
5877 * doc/md.texi (Machine Constraints): Update accordingly.
5879 2016-09-27 Richard Biener <rguenther@suse.de>
5881 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
5882 cur_line_info_table initialization ...
5883 (dwarf2out_assembly_start): ... here.
5885 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
5887 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
5888 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
5889 (*thumb2_movhi_vfp): Likewise.
5890 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
5891 template. Expand predicable attribute to mark VMOV.F16 as not
5892 predicable. Add "arch" attribute.
5893 (*thumb2_movhi_fp16): Likewise.
5894 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
5895 (*thumb2_movsi_vfp): Add "arch" attribute.
5897 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
5899 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
5902 2016-09-27 Marek Polacek <polacek@redhat.com>
5904 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
5907 * config/c6x/c6x.h: Adjust fall through comment.
5908 * config/sh/sh.c (final_prescan_insn): Likewise.
5909 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
5910 (visium_expand_fp_cstore): Likewise.
5912 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5914 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
5915 expected by -Wimplicit-fallthrough.
5916 (thumb1_size_rtx_costs): Likewise.
5917 (thumb2_reorg): Likewise.
5918 (tls_mentioned_p): Add "Fall through" comment.
5919 (thumb2_reorg): Likewise.
5920 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
5921 comment form expected by -Wimplicit-fallthrough.
5923 2016-09-27 Martin Liska <mliska@suse.cz>
5925 PR gcov-profile/46266
5926 * input.h (RESERVED_LOCATION_P): New macro.
5927 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
5928 instread of comparison with UNKNOWN_LOCATION.
5930 2016-09-27 Richard Biener <rguenther@suse.de>
5932 PR tree-optimization/77745
5933 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5934 When removing redundant stores make sure to check compatibility
5935 of the TBAA state for downstream accesses.
5936 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
5937 value-numbering virtual operands for store matches.
5939 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
5942 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
5943 movrt patterns. Match them before anything else in the SET case.
5945 2016-09-27 Martin Liska <mliska@suse.cz>
5947 PR gcov-profile/7970
5948 PR gcov-profile/16855
5949 PR gcov-profile/44779
5950 * coverage.c (build_gcov_exit_decl): New function.
5951 (coverage_obj_init): Call the function and generate __gcov_exit
5953 * doc/gcov.texi: Document when __gcov_exit function is called.
5955 2016-09-27 Marek Polacek <polacek@redhat.com>
5958 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
5959 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
5960 -Wno-error instead of -Wno-implicit-fallthrough.
5962 2016-09-27 Martin Liska <mliska@suse.cz>
5965 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
5967 2016-09-27 Jakub Jelinek <jakub@redhat.com>
5969 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
5970 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
5971 comments. Remove break after return.
5972 (ix86_fp_compare_code_to_integer, has_dispatch,
5973 ix86_simd_clone_usable): Remove break after return.
5975 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5977 PR rlt-optimization/77714
5978 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
5981 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
5984 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
5985 extract_range_from_unary_expr to convert value_range.
5986 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
5987 (extract_range_from_unary_expr): This.
5988 * tree-vrp.h (extract_range_from_unary_expr): Declare.
5990 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
5992 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
5994 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5996 * config/i386/i386.c (ix86_print_operand)
5997 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
5998 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
5999 (epilogue_renumber): Likewise.
6001 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
6004 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
6005 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
6007 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6009 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
6010 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
6011 is_mm_seq_cst, is_mm_sync): Move to ...
6012 * memmodel.h: This. New file.
6013 * builtins.c: Include memmodel.h.
6014 * optabs.c: Likewise.
6016 * config/aarch64/aarch64.c: Likewise.
6017 * config/alpha/alpha.c: Likewise.
6018 * config/arm/arm.c: Likewise.
6019 * config/i386/i386.c: Likewise.
6020 * config/ia64/ia64.c: Likewise.
6021 * config/mips/mips.c: Likewise.
6022 * config/rs6000/rs6000.c: Likewise.
6023 * config/sparc/sparc.c: Likewise.
6024 * genconditions.c: Include memmodel.h in generated file.
6025 * genemit.c: Likewise.
6026 * genoutput.c: Likewise.
6027 * genpeep.c: Likewise.
6028 * genpreds.c: Likewise.
6029 * genrecog.c: Likewise.
6031 2016-09-26 David Malcolm <dmalcolm@redhat.com>
6033 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
6034 "c" instead when parsing characters. Move operand parsing into...
6035 (read_rtx_operand): ...this new function, renaming "i" to "idx",
6036 and tightening the scope of various locals.
6038 2016-09-26 Liu Hao <lh_mouse@126.com>
6040 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
6042 2016-09-26 Marek Polacek <polacek@redhat.com>
6044 * system.h: Use __has_attribute to check whether the fallthrough
6045 attribute is supported.
6047 2016-09-26 Marek Polacek <polacek@redhat.com>
6049 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
6050 gimple_call_internal_p.
6051 * ipa-split.c (find_return_bb): Likewise.
6052 (execute_split_functions): Likewise.
6053 * omp-low.c (dump_oacc_loop_part): Likewise.
6054 (oacc_loop_xform_head_tail): Likewise.
6055 * predict.c (predict_loops): Likewise.
6056 * sanopt.c (pass_sanopt::execute): Likewise.
6057 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
6058 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
6059 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
6060 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
6061 (expand_ifn_va_arg): Likewise.
6062 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6063 (optimize_mask_stores): Likewise.
6064 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
6065 (vect_transform_stmt): Likewise.
6066 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
6067 * tsan.c (instrument_memory_accesses): Likewise.
6069 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6070 Alexander Monakov <amonakov@ispras.ru>
6072 * regrename.c (rename_chains): Check
6073 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
6074 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
6075 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
6077 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6079 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
6080 (s390_sched_score): Likewise.
6082 2016-09-26 Martin Liska <mliska@suse.cz>
6084 * doc/gcov.texi: Update program output of gcov tool.
6086 2016-09-26 Martin Liska <mliska@suse.cz>
6088 PR gcov-profile/23332
6089 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
6090 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
6091 * value-prof.c (dump_histogram_value): Do not handle
6092 HIST_TYPE_CONST_DELTA.
6093 (stream_in_histogram_value): Likewise.
6094 (gimple_find_values_to_profile): Likewise.
6095 * value-prof.h (enum hist_type): Likewise.
6097 2016-09-26 Martin Liska <mliska@suse.cz>
6099 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
6100 from default sanitize recover values.
6101 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
6102 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
6103 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
6105 * opts.c (finish_options): Do a generic loop over options
6106 that can be recovered.
6107 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
6109 (common_handle_option): Likewise.
6110 * opts.h: Declare can_recover to sanitizer_opts_s.
6112 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
6114 * target.def(elf_flags_numeric): Change documentation to present tense.
6115 * doc/tm.texi: Regenerate.
6117 2016-09-26 Marek Polacek <polacek@redhat.com>
6120 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6121 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
6122 -Wno-switch-fallthrough.
6123 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
6124 (expand_builtin): Likewise.
6125 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
6126 * convert.c (convert_to_real_1): Likewise.
6127 (convert_to_integer_1): Likewise.
6128 * final.c (output_alternate_entry_point): Likewise.
6129 * genattrtab.c (make_canonical): Likewise.
6130 (write_test_expr): Likewise.
6131 * genpreds.c (validate_exp): Likewise.
6132 * gimple-ssa-strength-reduction.c
6133 (find_candidates_dom_walker::before_dom_children): Likewise.
6134 * godump.c (go_format_type): Likewise.
6135 * reload1.c (elimination_effects): Likewise.
6136 * resource.c (mark_referenced_resources): Likewise.
6137 (mark_set_resources): Likewise.
6138 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
6139 * varasm.c (output_addressed_constants): Likewise.
6141 2016-09-26 Marek Polacek <polacek@redhat.com>
6144 * common.opt (Wimplicit-fallthrough): New option.
6145 * doc/extend.texi: Document statement attributes and the fallthrough
6147 * doc/invoke.texi: Document -Wimplicit-fallthrough.
6148 * gimple.h (gimple_call_internal_p): New function.
6149 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
6150 (struct label_entry): New struct.
6151 (find_label_entry): New function.
6152 (case_label_p): New function.
6153 (collect_fallthrough_labels): New function.
6154 (last_stmt_in_scope): New function.
6155 (should_warn_for_implicit_fallthrough): New function.
6156 (warn_implicit_fallthrough_r): New function.
6157 (maybe_warn_implicit_fallthrough): New function.
6158 (expand_FALLTHROUGH_r): New function.
6159 (expand_FALLTHROUGH): New function.
6160 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
6161 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
6162 (gimplify_label_expr): New function.
6163 (gimplify_case_label_expr): Set location.
6164 (gimplify_expr): Call gimplify_label_expr.
6165 * internal-fn.c (expand_FALLTHROUGH): New function.
6166 * internal-fn.def (FALLTHROUGH): New internal function.
6167 * langhooks.c (lang_GNU_OBJC): New function.
6168 * langhooks.h (lang_GNU_OBJC): Declare.
6169 * system.h (gcc_fallthrough): Define.
6170 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
6171 * tree.h (FALLTHROUGH_LABEL_P): Define.
6173 2016-09-26 Richard Biener <rguenther@suse.de>
6175 * dwarf2out.c (stripattributes): Remove unused function.
6176 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
6177 Push dwarf_split_debug_info handling into init_sections_and_labels.
6178 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
6179 (DEBUG_MACRO_SECTION_FLAGS): Remove.
6180 (debug_macinfo_section_name): New global.
6181 (output_macinfo): Use debug_macinfo_section_name.
6182 (init_sections_and_labels): Split out section and label generation
6183 from dwarf2out_init. Set debug_macinfo_section_name.
6184 (dwarf2out_init): Move text section label generation and emission
6186 (dwarf2out_assembly_start): ... here.
6187 (dwarf2out_finish): Call init_sections_and_labels before DWARF
6190 2016-09-26 Richard Biener <rguenther@suse.de>
6193 * cgraphunit.c (analyze_functions): Before early removing
6194 global vars calls the late_global_decl debug handler mark
6195 the variable as readonly.
6197 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
6200 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
6201 (sh_rtx_costs): Handle SET of movt and movrt patterns.
6202 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
6203 declare new overloads.
6204 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
6207 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6209 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
6210 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
6212 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
6214 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
6215 * configure: Regenerate.
6217 2016-09-24 Marek Polacek <polacek@redhat.com>
6220 * doc/invoke.texi: Document -Wbool-operation.
6222 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6224 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
6225 * config/rs6000/rs6000.c (expand_block_compare): New function used by
6226 cmpmemsi pattern to do builtin expansion of memcmp ().
6227 (compute_current_alignment): Add helper function for
6228 expand_block_compare used to compute alignment as the compare proceeds.
6229 (select_block_compare_mode): Used by expand_block_compare to select
6230 the mode used for reading the next chunk of bytes in the compare.
6231 (do_load_for_compare): Used by expand_block_compare to emit the load
6232 insns for the compare.
6233 (rs6000_emit_dot_insn): Moved this function to avoid a forward
6234 reference from expand_block_compare ().
6235 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
6236 prototype for this function.
6237 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
6238 target option for controlling how much code inline expansion of
6239 memcmp() will be allowed to generate.
6241 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6243 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
6244 hook_bool_mode_false, hook_bool_mode_true,
6245 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6246 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6247 hook_bool_const_rtx_insn_const_rtx_insn_true,
6248 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
6249 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
6250 hook_bool_const_tree_hwi_hwi_const_tree_false,
6251 hook_bool_const_tree_hwi_hwi_const_tree_true,
6252 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
6253 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6254 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
6255 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
6256 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
6257 hook_bool_const_tree_true, hook_bool_tree_tree_false,
6258 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
6259 hook_bool_rtx_insn_true, hook_bool_rtx_false,
6260 hook_bool_uintp_uintp_false,
6261 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
6262 hook_rtx_tree_int_null, hook_uint_mode_0,
6263 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
6264 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
6265 hook_constcharptr_const_rtx_insn_null,
6266 hook_constcharptr_const_tree_const_tree_null,
6267 hook_constcharptr_int_const_tree_null,
6268 hook_constcharptr_int_const_tree_const_tree_null,
6269 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
6270 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
6271 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
6273 * vec.h (vNULL): Extend comment to say = vNULL initialization
6274 isn't needed for static vars.
6276 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
6277 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
6278 = vNULL initialization of file scope vec.
6279 * passes.c (pass_tab, enabled_pass_uid_range_tab,
6280 disabled_pass_uid_range_tab): Likewise.
6281 * haifa-sched.c (sched_luids, h_i_d): Likewise.
6282 * tree-chkp-opt.c (check_infos): Likewise.
6283 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
6285 * vec.h (vnull::operator vec): Add constexpr keyword for
6288 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
6290 PR tree-optimization/77654
6291 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
6292 to duplicate_ssa_name_ptr_info.
6294 2016-09-23 David Malcolm <dmalcolm@redhat.com>
6296 PR preprocessor/77672
6297 * input.c (selftest::test_lexer_string_locations_simple): Update
6298 test to expect location information of the terminator character
6299 at the location of the final closing quote.
6300 (selftest::test_lexer_string_locations_hex): Likewise.
6301 (selftest::test_lexer_string_locations_oct): Likewise.
6302 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
6303 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
6304 (selftest::test_lexer_string_locations_ucn4): Likewise.
6305 (selftest::test_lexer_string_locations_ucn8): Likewise.
6306 (selftest::test_lexer_string_locations_u8): Likewise.
6307 (selftest::test_lexer_string_locations_utf8_source): Likewise.
6308 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
6309 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
6310 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
6311 (selftest::test_lexer_string_locations_macro): Likewise.
6312 (selftest::test_lexer_string_locations_long_line): Likewise.
6314 2016-09-23 Richard Biener <rguenther@suse.de>
6316 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
6317 virtual definition to virtual use if the call devirtualizes
6318 to a const or pure function.
6319 (visit_use): Also visit calls we can devirtualize to a
6320 const or pure function.
6322 2016-09-23 Richard Biener <rguenther@suse.de>
6324 PR tree-optimization/77697
6325 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
6326 signal error if we have sth ternary or unhandled.
6328 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6330 * config/arm/arm_neon.h (vabd_f16): New.
6364 (vcvt_f16_s16): New.
6365 (vcvt_f16_u16): New.
6366 (vcvt_s16_f16): New.
6367 (vcvt_u16_f16): New.
6368 (vcvtq_f16_s16): New.
6369 (vcvtq_f16_u16): New.
6370 (vcvtq_s16_f16): New.
6371 (vcvtq_u16_f16): New.
6372 (vcvta_s16_f16): New.
6373 (vcvta_u16_f16): New.
6374 (vcvtaq_s16_f16): New.
6375 (vcvtaq_u16_f16): New.
6376 (vcvtm_s16_f16): New.
6377 (vcvtm_u16_f16): New.
6378 (vcvtmq_s16_f16): New.
6379 (vcvtmq_u16_f16): New.
6380 (vcvtn_s16_f16): New.
6381 (vcvtn_u16_f16): New.
6382 (vcvtnq_s16_f16): New.
6383 (vcvtnq_u16_f16): New.
6384 (vcvtp_s16_f16): New.
6385 (vcvtp_u16_f16): New.
6386 (vcvtpq_s16_f16): New.
6387 (vcvtpq_u16_f16): New.
6388 (vcvt_n_f16_s16): New.
6389 (vcvt_n_f16_u16): New.
6390 (vcvtq_n_f16_s16): New.
6391 (vcvtq_n_f16_u16): New.
6392 (vcvt_n_s16_f16): New.
6393 (vcvt_n_u16_f16): New.
6394 (vcvtq_n_s16_f16): New.
6395 (vcvtq_n_u16_f16): New.
6409 (vmul_lane_f16): New.
6412 (vmulq_lane_f16): New.
6434 (vrsqrteq_f16): New.
6438 (vrsqrtsq_f16): New.
6442 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6444 * config.gcc (extra_headers): Add arm_fp16.h
6445 * config/arm/arm_fp16.h: New.
6446 * config/arm/arm_neon.h: Include "arm_fp16.h".
6448 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6450 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
6452 (vmulf): New (v8hf, v4hf variants).
6453 (vfma): New (v8hf, v4hf variants).
6454 (vfms): New (v8hf, v4hf variants).
6455 (vsub): New (v8hf, v4hf variants).
6456 (vcage): New (v8hf, v4hf variants).
6457 (vcagt): New (v8hf, v4hf variants).
6458 (vcale): New (v8hf, v4hf variants).
6459 (vcalt): New (v8hf, v4hf variants).
6460 (vceq): New (v8hf, v4hf variants).
6461 (vcgt): New (v8hf, v4hf variants).
6462 (vcge): New (v8hf, v4hf variants).
6463 (vcle): New (v8hf, v4hf variants).
6464 (vclt): New (v8hf, v4hf variants).
6465 (vceqz): New (v8hf, v4hf variants).
6466 (vcgez): New (v8hf, v4hf variants).
6467 (vcgtz): New (v8hf, v4hf variants).
6468 (vcltz): New (v8hf, v4hf variants).
6469 (vclez): New (v8hf, v4hf variants).
6470 (vabd): New (v8hf, v4hf variants).
6471 (vmaxf): New (v8hf, v4hf variants).
6472 (vmaxnm): New (v8hf, v4hf variants).
6473 (vminf): New (v8hf, v4hf variants).
6474 (vminnm): New (v8hf, v4hf variants).
6475 (vpmaxf): New (v4hf variant).
6476 (vpminf): New (v4hf variant).
6477 (vpadd): New (v4hf variant).
6478 (vrecps): New (v8hf, v4hf variants).
6479 (vrsqrts): New (v8hf, v4hf variants).
6480 (vabs): New (v8hf, v4hf variants).
6481 (vneg): New (v8hf, v4hf variants).
6482 (vrecpe): New (v8hf, v4hf variants).
6483 (vrnd): New (v8hf, v4hf variants).
6484 (vrnda): New (v8hf, v4hf variants).
6485 (vrndm): New (v8hf, v4hf variants).
6486 (vrndn): New (v8hf, v4hf variants).
6487 (vrndp): New (v8hf, v4hf variants).
6488 (vrndx): New (v8hf, v4hf variants).
6489 (vrsqrte): New (v8hf, v4hf variants).
6490 (vmul_lane): Add v4hf and v8hf variants.
6491 (vmul_n): Add v4hf and v8hf variants.
6492 (vext): New (v8hf, v4hf variants).
6493 (vcvts): New (v8hi, v4hi variants).
6494 (vcvts): New (v8hf, v4hf variants).
6495 (vcvtu): New (v8hi, v4hi variants).
6496 (vcvtu): New (v8hf, v4hf variants).
6497 (vcvts_n): New (v8hf, v4hf variants).
6498 (vcvtu_n): New (v8hi, v4hi variants).
6499 (vcvts_n): New (v8hi, v4hi variants).
6500 (vcvtu_n): New (v8hf, v4hf variants).
6501 (vbsl): New (v8hf, v4hf variants).
6502 (vcvtas): New (v8hf, v4hf variants).
6503 (vcvtau): New (v8hf, v4hf variants).
6504 (vcvtms): New (v8hf, v4hf variants).
6505 (vcvtmu): New (v8hf, v4hf variants).
6506 (vcvtns): New (v8hf, v4hf variants).
6507 (vcvtnu): New (v8hf, v4hf variants).
6508 (vcvtps): New (v8hf, v4hf variants).
6509 (vcvtpu): New (v8hf, v4hf variants).
6511 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6513 * config/arm/arm-builtins.c (hf_UP): New.
6515 (vfp_builtin_data): New. Update comment.
6516 (enum arm_builtins): Include "arm_vfp_builtins.def".
6517 (ARM_BUILTIN_VFP_PATTERN_START): New.
6518 (arm_init_vfp_builtins): New.
6519 (arm_init_builtins): Add arm_init_vfp_builtins.
6520 (arm_expand_vfp_builtin): New.
6521 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
6523 * config/arm/arm_vfp_builtins.def: New file.
6524 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
6525 (arm-builtins.o): Likewise.
6527 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
6530 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
6531 from constant while creating value range.
6533 2016-09-23 Renlin Li <renlin.li@arm.com>
6535 * ira.c (ira): Move ira_use_lra_p initialization code to ...
6536 (ira_init_once): Here.
6538 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
6539 Jakub Jelinek <jakub@redhat.com>
6541 * hooks.h (hook_uint_uintp_false): Rename to...
6542 (hook_bool_uint_uintp_false): ... this.
6543 * hooks.c (hook_uint_uintp_false): Rename to...
6544 (hook_bool_uint_uintp_false): ... this.
6545 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
6546 instead of hook_uint_uintp_false.
6548 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6550 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
6551 (arm_init_builtins): Move body of a loop to the standalone
6552 function arm_init_neon_builtin.
6553 (arm_expand_neon_builtin_1): New. Update comment. Function body
6554 moved from arm_neon_builtin with some white-space fixes.
6555 (arm_expand_neon_builtin): Move code into the standalone function
6556 arm_expand_neon_builtin_1.
6558 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6560 * config/arm/iterators.md (VCVTHI): New.
6561 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
6565 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
6566 (V_HALF): Add V4HF. Fix white-space.
6567 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
6568 (V_s_elem): Likewise.
6569 (V_sz_elem): Fix white-space.
6570 (V_elem_ch): Likewise.
6572 (scalar_mul_constraint): Add V8HF and V4HF.
6573 (Is_float_mode): Fix white-space.
6574 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
6575 (q): Add HF. Fix white-space.
6578 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
6579 (neon_vfm_lane_as): New.
6580 * config/arm/neon.md (add<mode>3_fp16): New.
6581 (sub<mode>3_fp16): New.
6582 (mul<mode>3add<mode>_neon): New.
6583 (fma<VH:mode>4_intrinsic): New.
6584 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
6585 (fmsub<VH:mode>4_intrinsic): New.
6586 (<absneg_str><mode>2): New.
6587 (neon_v<absneg_str><mode>): New.
6588 (neon_v<fp16_rnd_str><mode>): New.
6589 (neon_vrsqrte<mode>): New.
6590 (neon_vpaddv4hf): New.
6591 (neon_vadd<mode>): New.
6592 (neon_vsub<mode>): New.
6593 (neon_vmulf<mode>): New.
6594 (neon_vfma<VH:mode>): New.
6595 (neon_vfms<VH:mode>): New.
6596 (neon_vc<cmp_op><mode>): New.
6597 (neon_vc<cmp_op><mode>_fp16insn): New
6598 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
6599 (neon_vca<cmp_op><mode>): New.
6600 (neon_vca<cmp_op><mode>_fp16insn): New.
6601 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
6602 (neon_vc<cmp_op>z<mode>): New.
6603 (neon_vabd<mode>): New.
6604 (neon_v<maxmin>f<mode>): New.
6605 (neon_vp<maxmin>fv4hf: New.
6606 (neon_<fmaxmin_op><mode>): New.
6607 (neon_vrecps<mode>): New.
6608 (neon_vrsqrts<mode>): New.
6609 (neon_vrecpe<mode>): New (VH variant).
6610 (neon_vdup_lane<mode>_internal): New.
6611 (neon_vdup_lane<mode>): New.
6612 (neon_vcvt<sup><mode>): New (VCVTHI variant).
6613 (neon_vcvt<sup><mode>): New (VH variant).
6614 (neon_vcvt<sup>_n<mode>): New (VH variant).
6615 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
6616 (neon_vcvt<vcvth_op><sup><mode>): New.
6617 (neon_vmul_lane<mode>): New.
6618 (neon_vmul_n<mode>): New.
6619 * config/arm/unspecs.md (UNSPEC_VCALE): New
6620 (UNSPEC_VCALT): New.
6621 (UNSPEC_VFMA_LANE): New.
6622 (UNSPECS_VFMS_LANE): New.
6624 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6626 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
6627 ("*extzv<mode><clobbercc_or_nocc>"):
6628 Correct a typo in a comment.
6630 ("*insv<mode>_zEC12", "*insv<mode>_z10")
6631 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
6632 ("*insv<mode>_zEC12_appendbitsleft")
6633 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
6634 ("*insv<mode>_z10_appendbitsleft"): Ditto.
6635 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
6636 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
6637 Provide pattern with operands switched.
6638 ("*pre_z10_extv<mode>"):
6639 Use new subst patterns.
6640 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
6641 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
6642 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
6643 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
6644 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
6645 ("*<risbg_n>_sidi_ior_and_lshiftrt")
6646 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
6648 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
6649 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6650 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
6652 ("SINT"): New mode_iterator with SI, HI, QI.
6653 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
6654 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
6657 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6659 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
6660 new interface of s390_contiguous_bitmask_p.
6661 ("contiguous_bitmask_nowrap_operand"): New predicate.
6662 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
6663 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
6664 of s390_contiguous_bitmask_p.
6665 ("NxxDw"): Rename NxxDq constraint to NxxDw.
6666 ("NxxSw"): New constraint.
6667 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
6668 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
6670 (s390_contiguous_bitmask_nowrap_p): Export.
6671 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
6672 former s390_contiguous_bitmask_p.
6673 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
6674 detect contiguous bit ranges with wraparound. Change signature to
6675 return START and END position instead of POS and LENGTH.
6676 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
6677 ranges with wraparound.
6678 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
6679 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
6680 Adapt to new signature of s390_contiguous_bitmask_p.
6682 2016-09-23 Bin Cheng <bin.cheng@arm.com>
6684 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
6685 (create_intersect_range_checks): New.
6686 (vect_create_cond_for_alias_checks): Call above function.
6688 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6690 * config/arm/iterators.md (Code iterators): Fix some white-space
6694 (FCVT): Moved from vfp.md.
6695 (VCVT_HF_US_N): New.
6696 (VCVT_SI_US_N): New.
6701 (FCVTI32typename): Moved from vfp.md.
6702 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
6703 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
6704 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
6705 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
6706 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
6708 (fp16_rnd_str): New.
6709 (fp16_rnd_insn): New.
6710 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
6711 (UNSPEC_VCVT_HF_U_N): New.
6712 (UNSPEC_VCVT_SI_S_N): New.
6713 (UNSPEC_VCVT_SI_U_N): New.
6714 (UNSPEC_VCVTH_S): New.
6715 (UNSPEC_VCVTH_U): New.
6716 (UNSPEC_VCVTA_S): New.
6717 (UNSPEC_VCVTA_U): New.
6718 (UNSPEC_VCVTM_S): New.
6719 (UNSPEC_VCVTM_U): New.
6720 (UNSPEC_VCVTN_S): New.
6721 (UNSPEC_VCVTN_U): New.
6722 (UNSPEC_VCVTP_S): New.
6723 (UNSPEC_VCVTP_U): New.
6724 (UNSPEC_VCVTP_S): New.
6725 (UNSPEC_VCVTP_U): New.
6727 (UNSPEC_VRNDA): New.
6728 (UNSPEC_VRNDI): New.
6729 (UNSPEC_VRNDM): New.
6730 (UNSPEC_VRNDN): New.
6731 (UNSPEC_VRNDP): New.
6732 (UNSPEC_VRNDX): New.
6733 * config/arm/vfp.md (<absneg_str>hf2): New.
6735 (neon_v<fp16_rnd_str>hf): New.
6736 (neon_vrndihf): New.
6741 (*mulsf3neghf_vfp): New.
6742 (*negmulhf3_vfp): New.
6743 (*mulsf3addhf_vfp): New.
6744 (*mulhf3subhf_vfp): New.
6745 (*mulhf3neghfaddhf_vfp): New.
6746 (*mulhf3neghfsubhf_vfp): New.
6749 (fmsubhf4_fp16): New.
6753 (neon_vsqrthf): New.
6754 (neon_vrsqrtshf): New.
6755 (FCVT): Move to iterators.md.
6756 (FCVTI32typename): Likewise.
6757 (neon_vcvth<sup>hf): New.
6758 (neon_vcvth<sup>si): New.
6759 (neon_vcvth<sup>_nhf_unspec): New.
6760 (neon_vcvth<sup>_nhf): New.
6761 (neon_vcvth<sup>_nsi_unspec): New.
6762 (neon_vcvth<sup>_nsi): New.
6763 (neon_vcvt<vcvth_op>h<sup>si): New.
6764 (neon_<fmaxmin_op>hf): New.
6766 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6768 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
6769 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
6770 ("*insv<mode>_zEC12_appendbitsleft")
6771 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
6772 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
6774 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6776 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
6777 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
6778 construct values without normalization.
6779 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
6780 static local lhs_ops to vNULL.
6782 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6783 Jiong Wang <jiong.wang@arm.com>
6785 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
6786 available when FP16 instructions are available.
6787 (output_move_vfp): Add support for 16-bit data moves.
6788 (arm_validize_comparison): Fix some white-space. Support HFmode
6789 by conversion to SFmode.
6790 * config/arm/arm.md (truncdfhf2): Fix a comment.
6791 (extendhfdf2): Likewise.
6793 (movsicc): Fix some white-space.
6795 (movsfcc): Fix some white-space.
6797 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
6798 instructions are available.
6799 (*thumb2_movhi_vfp): Likewise.
6800 (*arm_movhi_fp16): New.
6801 (*thumb2_movhi_fp16): New.
6802 (*movhf_vfp_fp16): New.
6803 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
6804 (*movhf_vfp): Likewise.
6805 (extendhfsf2): Enable when VFP FP16 instructions are available.
6806 (truncsfhf2): Enable when VFP FP16 instructions are available.
6808 2016-09-23 Martin Liska <mliska@suse.cz>
6810 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
6812 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6814 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
6816 (arm_evpc_neon_vtrn): Likewise.
6817 (arm_evpc_neon_vrev): Likewise.
6818 (arm_evpc_neon_vext): Likewise.
6819 * config/arm/arm_neon.h (vbsl_f16): New.
6823 (vdup_lane_f16): New.
6824 (vdupq_lane_f16): New.
6837 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
6838 (vdup_lane): New (v8hf, v4hf variants).
6839 (vext): New (v8hf, v4hf variants).
6840 (vbsl): New (v8hf, v4hf variants).
6841 * config/arm/iterators.md (VDQWH): New.
6843 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
6844 (Scalar_mul_8_16): Fix white-space.
6845 (Is_d_reg): Add V4HF and V8HF.
6846 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
6847 (neon_vdup_lane<mode>): New.
6848 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
6849 (*neon_vtrn<mode>_insn): Likewise.
6850 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
6851 (*neon_vzip<mode>_insn): Likewise
6852 (neon_vuzp<mode>_internal): Likewise.
6853 (*neon_vuzp<mode>_insn): Likewise
6854 * config/arm/vec-common.md (vec_perm_const<mode>): New.
6856 2016-09-23 Jiong Wang <jiong.wang@arm.com>
6857 Matthew Wahab <matthew.wahab@arm.com>
6859 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
6860 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
6861 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
6862 available. Also fix some white-space.
6863 * config/arm/vfp.md (*arm_movhi_vfp): New.
6864 (*thumb2_movhi_vfp): New.
6866 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6868 * config/arm/arm-c.c (arm_cpu_builtins): Define
6869 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
6870 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
6872 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6874 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
6875 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
6876 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
6877 arm_v8_2a_fp16_neon_hw.
6878 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
6881 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6883 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
6884 arm_fp16_alternative_ok and arm_fp16_none_ok.
6886 2016-09-23 Martin Liska <mliska@suse.cz>
6888 * ipa-icf.c (sem_variable::merge): Replace adress with address.
6890 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6892 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
6894 ("armv8.2-a+fp16"): New.
6895 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
6896 (FL2_FP16INST): New.
6897 (FL2_FOR_ARCH8_2A): New.
6898 * config/arm/arm-tables.opt: Regenerate.
6899 * config/arm/arm.c (arm_arch8_2): New.
6900 (arm_fp16_inst): New.
6901 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
6902 for incompatible fp16-format settings.
6903 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
6904 (TARGET_NEON_FP16INST): New.
6905 (arm_arch8_2): Declare.
6906 (arm_fp16_inst): Declare.
6907 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
6908 march=armv8.2-a and march=armv8.2-a+fp16.
6909 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
6911 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
6912 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
6914 2016-09-23 Martin Liska <mliska@suse.cz>
6916 * doc/extend.texi: Remove fused-madd from i386 target options.
6918 2016-09-23 Martin Liska <mliska@suse.cz>
6920 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
6923 2016-09-23 Martin Liska <mliska@suse.cz>
6925 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
6928 2016-09-23 Martin Liska <mliska@suse.cz>
6931 * config/i386/i386.c (ix86_option_override_internal): Change
6932 signature and return false when there's an error related to
6934 (release_options_strings): New function.
6935 (ix86_valid_target_attribute_tree): Call the function.
6937 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6939 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
6940 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
6941 (gen_hsa_ctor_assignment): Likewise.
6942 * print-tree.c (print_node): Likewise.
6943 * tree-dump.c (dequeue_and_dump): Likewise.
6944 * tree-sra.c (sra_modify_constructor_assign): Likewise.
6945 * expr.c (store_constructor): Likewise.
6946 * fold-const.c (operand_equal_p): Likewise.
6947 * tree-pretty-print.c (dump_generic_node): Likewise.
6948 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
6949 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
6951 2016-09-23 Richard Biener <rguenther@suse.de>
6953 * hooks.h (hook_uint_uintp_false): Declare.
6955 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6957 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
6958 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
6960 2016-09-22 Martin Sebor <msebor@redhat.com>
6963 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
6964 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
6965 (target_int_min): Correct computation.
6966 (format_integer): Use long long as the argument for the ll length
6968 (format_floating): Use target_int_max().
6969 (get_string_length): Same.
6970 (format_string): Avoid setting the bounded flag for strings
6972 (try_substitute_return_value): Avoid setting range info when
6973 the result isn't bounded.
6974 * varasm.c (assemble_name): Increase buffer size.
6976 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
6977 Terry Guo <terry.guo@arm.com>
6979 * target.def (elf_flags_numeric): New target hook.
6980 * targhooks.h (default_asm_elf_flags_numeric): New.
6981 * varasm.c (default_asm_elf_flags_numeric): New.
6982 (default_elf_asm_named_section): Use new target hook.
6983 * config/arm/arm.opt (mpure-code): New.
6984 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
6985 * config/arm/arm.c (arm_asm_init_sections): Add section
6986 attribute to default text section if -mpure-code.
6987 (arm_option_check_internal): Diagnose use of option with
6988 non supported targets and/or options.
6989 (arm_asm_elf_flags_numeric): New.
6990 (arm_function_section): New.
6991 (arm_elf_section_type_flags): New.
6992 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
6994 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
6995 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
6997 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
6999 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
7001 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7003 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
7004 * rtl.h: Adjust prototype.
7006 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7008 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
7009 (prev_active_insn): Likewise.
7010 (active_insn_p): Likewise.
7011 * rtl.h: Adjust prototypes.
7012 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7013 * config/arc/arc.md: Likewise.
7014 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
7015 (branch_needs_nop_p): Likewise.
7016 (use_skip_p): Likewise.
7017 * config/sh/sh.c (gen_block_redirect): Likewise.
7018 (split_branches): Likewise.
7019 * reorg.c (optimize_skip): Likewise.
7020 (fill_simple_delay_slots): Likewise.
7021 (fill_slots_from_thread): Likewise.
7022 (relax_delay_slots): Likewise.
7023 * resource.c (mark_target_live_regs): Likewise.
7025 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7027 * config/cris/cris.c (cris_asm_output_case_end): Change argument
7029 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
7030 (prev_nonnote_nondebug_insn): Likewise.
7031 * config/cris/cris-protos.h: Adjust prototype.
7033 * jump.c (rtx_renumbered_equal_p): Adjust.
7035 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7037 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
7038 * rtl.h: Adjust prototype.
7039 * config/sh/sh.md: Adjust.
7040 * dwarf2out.c (add_var_loc_to_decl): Likewise.
7042 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7044 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
7045 (prev_nondebug_insn): Likewise.
7046 * loop-doloop.c (doloop_condition_get): Likewise.
7047 * rtl.h: Adjust prototype.
7048 * cfgloop.h: Likewise.
7050 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7052 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
7053 (prev_nonnote_insn): Likewise.
7054 * jump.c (reversed_comparison_code_parts): Likewise.
7055 (reversed_comparison): Likewise.
7056 * rtl.h: Adjust prototypes.
7057 * config/arc/arc.md: Adjust.
7058 * cse.c (find_comparison_args): Likewise.
7059 * reorg.c (redundant_insn): Change return type to rtx_insn *.
7060 (fix_reg_dead_note): Change argument type to rtx_insn *.
7061 (delete_prior_computation): Likewise.
7062 (delete_computation): Likewise.
7063 (fill_slots_from_thread): Adjust.
7064 (relax_delay_slots): Likewise.
7065 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7066 (simplify_relational_operation_1): Likewise.
7067 (simplify_ternary_operation): Likewise.
7069 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7071 * config/arc/arc-protos.h (arc_label_align): Change type of
7072 variables from rtx to rtx_insn *.
7073 * config/arc/arc.c (arc_label_align): Likewise.
7074 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
7075 * config/bfin/bfin.c (workaround_speculation): Likewise.
7076 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
7077 (find_last_same_clock): Likewise.
7078 (reorg_split_calls): Likewise.
7079 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
7080 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
7081 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
7082 (same_cmp_following_p): Likewise.
7083 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
7084 (same_cmp_following_p): Likwise.
7085 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
7086 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
7087 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
7088 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
7089 (rl78_alloc_physical_registers_cmp): Likewise.
7090 (rl78_alloc_physical_registers_umul): Likewise.
7091 (rl78_calculate_death_notes): Likewise.
7092 * config/s390/s390-protos.h (s390_label_align): Likewise.
7093 * config/s390/s390.c (s390_label_align): Likewise.
7094 * config/sh/sh.c (barrier_align): Likewise.
7095 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
7096 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
7097 (emit_cbcond_nop): Likewise.
7099 2016-09-22 Martin Liska <mliska@suse.cz>
7102 * ipa-icf.c (sem_variable::merge): Yield merge operation if
7103 alias address matters, not necessarily address of original.
7105 2016-09-22 Richard Biener <rguenther@suse.de>
7108 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
7111 2016-09-22 Richard Biener <rguenther@suse.de>
7114 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
7115 from constant folding results.
7116 (gimple_resimplify2): Likewise.
7117 (gimple_resimplify3): Likewise.
7119 2016-09-22 Richard Biener <rguenther@suse.de>
7122 * expr.c (expand_expr_real_1): Guard array access against negative
7125 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7127 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
7129 (format_floating): Likewise.
7131 2016-09-22 Jakub Jelinek <jakub@redhat.com>
7134 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
7135 for all IFN_GOMP_SIMD_* internal fns, not just for
7136 IFN_GOMP_SIMD_ORDERED_*.
7138 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7141 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
7142 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
7143 instructions when you want to invert the test.
7144 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
7145 correct order for XXSEL.
7146 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
7147 for using XSCMP{EQ,GT,GE}DP.
7149 2016-09-21 David Malcolm <dmalcolm@redhat.com>
7151 * genconstants.c (main): Introduce noop_reader and convert call
7152 to read_md_files to a method call.
7153 * genenums.c (main): Likewise.
7154 * genmddeps.c (main): Likewise.
7155 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
7156 rtx_reader_ptr->get_top_level_filename ().
7157 (write_tm_preds_h): Likewise.
7158 (write_insn_preds_c): Likewise.
7159 * gensupport.c (class gen_reader): New subclass of rtx_reader.
7160 (rtx_handle_directive): Convert to...
7161 (gen_reader::handle_unknown_directive): ...this.
7162 (init_rtx_reader_args_cb): Convert return type from bool to
7163 rtx_reader *. Create a gen_reader instance, using it for the
7164 call to read_md_files. Return it if no errors occur.
7165 (init_rtx_reader_args): Convert return type from bool to
7167 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7168 (init_rtx_reader_args_cb): Likewise.
7169 * read-md.c (struct file_name_list): Move to class rtx_reader.
7170 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
7171 (read_md_filename): Delete in favor of
7172 rtx_reader::m_read_md_filename.
7173 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
7174 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
7175 (base_dir): Delete in favor of rtx_reader::m_base_dir.
7176 (first_dir_md_include): Delete in favor of
7177 rtx_reader::m_first_dir_md_include.
7178 (last_dir_md_include_ptr): Delete in favor of
7179 rtx_reader::m_last_dir_md_include_ptr.
7180 (max_include_len): Delete.
7181 (rtx_reader_ptr): New.
7182 (fatal_with_file_and_line): Use get_filename and get_lineno
7183 accessors of rtx_reader_ptr.
7184 (require_char_ws): Likewise.
7185 (rtx_reader::read_char): New method, based on ::read_char.
7186 (rtx_reader::unread_char): New method, based on ::unread_char.
7187 (read_escape): Use get_filename and get_lineno accessors of
7189 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
7190 (read_string): Use get_filename and get_lineno accessors of
7192 (rtx_reader::rtx_reader): New ctor.
7193 (rtx_reader::~rtx_reader): New dtor.
7194 (handle_include): Convert from a function to...
7195 (rtx_reader::handle_include): ...this method, converting
7196 handle_directive from a callback to a virtual function.
7197 (handle_file): Likewise, converting to...
7198 (rtx_reader::handle_file): ...this method.
7199 (handle_toplevel_file): Likewise, converting to...
7200 (rtx_reader::handle_toplevel_file): ...this method.
7201 (rtx_reader::get_current_location): New method.
7202 (parse_include): Convert from a function to...
7203 (rtx_reader::add_include_path): ...this method, dropping redundant
7204 update to unused max_include_len.
7205 (read_md_files): Convert from a function to...
7206 (rtx_reader::read_md_files): ...this method, converting
7207 handle_directive from a callback to a virtual function.
7208 (noop_reader::handle_unknown_directive): New method.
7209 * read-md.h (directive_handler_t): Delete this typedef.
7211 (read_md_file): Delete.
7212 (read_md_lineno): Delete.
7213 (read_md_filename): Delete.
7214 (class rtx_reader): New class.
7215 (rtx_reader_ptr): New decl.
7216 (class noop_reader): New subclass of rtx_reader.
7217 (read_char): Reimplement in terms of rtx_reader::read_char.
7218 (unread_char): Reimplement in terms of rtx_reader::unread_char.
7219 (read_md_files): Delete.
7220 * read-rtl.c (read_rtx_code): Update for deletion of globals
7221 read_md_filename and read_md_lineno.
7223 2016-09-21 Jason Merrill <jason@redhat.com>
7225 * input.h (from_macro_definition_at): New.
7227 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
7229 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
7231 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7233 PR tree-optimization/77550
7234 * tree-vect-stmts.c (create_array_ref): Change parameters.
7235 (get_group_alias_ptr_type): New function.
7236 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
7238 2016-09-21 Marek Polacek <polacek@redhat.com>
7240 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7241 Add falls through comment.
7243 2016-09-21 Richard Biener <rguenther@suse.de>
7245 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
7246 (replace_child): Likewise.
7247 (remove_child_TAG): Adjust.
7248 (move_marked_base_types): Likewise.
7249 (prune_unused_types_prune): Clear die_sib of removed children.
7251 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
7254 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
7255 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
7257 2016-09-21 Richard Biener <rguenther@suse.de>
7259 PR tree-optimization/77648
7260 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
7262 (make_transitive_closure_constraints): Adjust comment.
7263 (make_any_offset_constraints): New function.
7264 (handle_rhs_call): Make sure to first expand a pointer to all
7265 subfields before transitively closing it.
7266 (handle_const_call): Likewise. Properly expand returned
7268 (handle_pure_call): Likewise.
7270 2016-09-21 Richard Biener <rguenther@suse.de>
7271 Jakub Jelinek <jakub@redhat.com>
7273 PR tree-optimization/77621
7274 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
7275 group at non-vectorizable stmts.
7277 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7279 PR tree-optimization/72835
7280 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
7281 (make_new_ssa_for_all_defs): Likewise.
7282 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
7284 2016-09-20 Martin Sebor <msebor@redhat.com>
7287 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
7288 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
7289 * config/linux.c (gnu_libc_printf_pointer_format): New function.
7290 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
7291 * config/sol2.c (solaris_printf_pointer_format): New function.
7292 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
7294 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
7295 * doc/tm.texi: Regenerate.
7296 * gimple-fold.h (get_range_strlen): New function.
7297 (get_maxval_strlen): Declare existing function.
7298 * gimple-fold.c (get_range_strlen): Add arguments and compute both
7299 maximum and minimum.
7300 (get_range_strlen): Define overload.
7301 (get_maxval_strlen): Adjust.
7302 * gimple-ssa-sprintf.c: New file and pass.
7303 * passes.def (pass_sprintf_length): Add new pass.
7304 * targhooks.h (default_printf_pointer_format): Declare new function.
7305 (gnu_libc_printf_pointer_format): Same.
7306 (solaris_libc_printf_pointer_format): Same.
7307 * targhooks.c (default_printf_pointer_format): Define new function.
7308 * tree-pass.h (make_pass_sprintf_length): Declare new function.
7309 * print-tree.c: Increase buffer size.
7311 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7313 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
7315 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7317 * common.opt: New option -fipa-vrp.
7318 * ipa-cp.c (ipa_get_vr_lat): New.
7319 (ipcp_vr_lattice::print): Likewise.
7320 (print_all_lattices): Call ipcp_vr_lattice::print.
7321 (ipcp_vr_lattice::meet_with): New.
7322 (ipcp_vr_lattice::meet_with_1): Likewise.
7323 (ipcp_vr_lattice::top_p): Likewise.
7324 (ipcp_vr_lattice::bottom_p): Likewsie.
7325 (ipcp_vr_lattice::set_to_bottom): Likewise.
7326 (set_all_contains_variable): Call VR set_to_bottom.
7327 (initialize_node_lattices): Init VR lattices.
7328 (propagate_vr_accross_jump_function): New.
7329 (propagate_constants_accross_call): Call
7330 propagate_vr_accross_jump_function.
7331 (ipcp_store_vr_results): New.
7332 (ipcp_driver): Handle VR.
7333 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
7334 (ipa_set_jf_unknown): Likewise.
7335 (ipa_compute_jump_functions_for_edge): Likewise.
7336 (ipa_node_params_t::duplicate): Likewise.
7337 (ipa_write_jump_function): Likewise.
7338 (ipa_read_jump_function): Likewise.
7339 (write_ipcp_transformation_info): Likewise.
7340 (read_ipcp_transformation_info): Likewise.
7341 (ipcp_update_vr): New.
7342 (ipcp_transform_function): Handle VR.
7343 * ipa-prop.h (struct ipa_vr): New.
7344 * cgraph.c: Include tree-vrp.h.
7345 * cgraphunit.c: Likewise.
7346 * ipa-utils.c: Likewise.
7349 * toplev.c: Likewise.
7350 * ipa-devirt.c: Likewise.
7351 * ipa-inline-transform.c: Likewise.
7352 * ipa-inline.c: Likewise.
7353 * ipa-profile.c: Likewise.
7355 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7357 * doc/invoke.texi: Document -fdump-tree-evrp.
7358 * passes.def: Define new pass_early_vrp.
7359 * timevar.def: Define new TV_TREE_EARLY_VRP.
7360 * tree-pass.h (make_pass_early_vrp): New.
7361 * tree-ssa-propagate.c: Make replace_uses_in non static.
7362 * tree-ssa-propagate.h: Export replace_uses_in.
7363 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
7364 (extract_range_from_assert): Factor out
7365 extract_range_for_var_from_comparison_expr.
7366 (vrp_initialize_lattice): New.
7367 (vrp_initialize): Factor out vrp_initialize_lattice.
7368 (vrp_valueize): Fix it to reject complex value ranges.
7369 (vrp_free_lattice): New.
7370 (evrp_dom_walker::before_dom_children): Likewise.
7371 (evrp_dom_walker::after_dom_children): Likewise.
7372 (evrp_dom_walker::push_value_range): Likewise.
7373 (evrp_dom_walker::pop_value_range): Likewise.
7374 (execute_early_vrp): Likewise.
7375 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
7376 (make_pass_early_vrp): New.
7378 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7380 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
7381 instead of exact_log2.
7383 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7386 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
7387 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
7388 (ix86_add_stmt_cost): Penalize DFmode vector operations
7389 for !TARGET_VECTORIZE_DOUBLE.
7391 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
7393 * doc/invoke.texi (Warning Options): Simplify language.
7394 (Optimize Options): Complete sentence.
7396 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
7398 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
7401 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
7404 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
7405 inits on power8 and above, use the VMRGEW instruction instead of a
7408 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
7409 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
7412 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7414 * config/aarch64/arm_neon.h
7415 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
7416 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
7417 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
7419 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7421 * config/var/vax.h (ELIMINABLE_REGS): Define.
7422 (INITIAL_ELIMINATION_OFFSET): Define.
7424 2016-09-20 Jakub Jelinek <jakub@redhat.com>
7427 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
7428 cast to void * if the cast is from some other pointer type.
7430 2016-09-20 Richard Biener <rguenther@suse.de>
7432 PR tree-optimization/77646
7433 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
7436 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7438 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
7439 attributes to all inlined functions and make them extern.
7441 2016-09-20 Richard Biener <rguenther@suse.de>
7443 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
7445 * debug.c (do_nothing_debug_hooks): Adjust.
7446 * dbxout.c (dbx_debug_hooks): Likewise.
7447 * sdbout.c (sdb_debug_hooks): Likewise.
7448 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
7449 (dwarf2out_finish): Move producer, filename and
7451 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
7452 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
7454 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7457 * doc/invoke.texi: Document -Wint-in-bool-context.
7460 * dwarf2out.c (output_loc_operands): Fix an assertion.
7462 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7464 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
7465 (CR_DECIMAL_DIG): New macro.
7467 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7469 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
7472 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
7474 PR rtl-optimization/77416
7475 * lra-remat.c (operand_to_remat): Process hard coded insn
7478 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7480 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
7481 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
7483 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
7485 * target.def (lra_p): Wordsmithing.
7486 * doc/tm.texi: Regenerate.
7488 2016-09-19 Jakub Jelinek <jakub@redhat.com>
7489 Jan Hubicka <jh@suse.cz>
7492 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
7493 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
7494 Call ultimate_alias_target just once, not up to 4 times.
7496 2016-09-19 Richard Biener <rguenther@suse.de>
7498 * dwarf2out.c (early_dwarf_finished): New global.
7499 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
7501 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
7502 if called from LTO exit early.
7503 (dwarf2out_late_global_decl): When being during the early
7504 debug phase do not add locations but only const value attributes.
7505 Adjust the way we generate early DIEs for LTO.
7507 2016-09-19 Richard Biener <rguenther@suse.de>
7510 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
7511 proper niter to bound the loops.
7513 2016-09-19 Richard Biener <rguenther@suse.de>
7515 PR tree-optimization/77514
7516 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
7517 search for folded stmt.
7519 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
7521 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
7522 * tree-pass.h (make_pass_early_thread_jumps): Declare.
7523 * tree-ssa-threadbackward.c (fsm_find_thread_path,
7524 fsm_find_thread_path, profitable_jump_thread_path,
7525 fsm_find_control_statement_thread_paths,
7526 find_jump_threads_backwards): Add speed_p parameter.
7527 (pass_data_early_thread_jumps): New pass.
7528 (make_pass_early_thread_jumps): New function.
7530 2016-09-17 Andreas Schwab <schwab@suse.de>
7532 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
7533 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7535 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
7537 * recog.c (rest_of_handle_split_after_reload): Delete.
7538 (pass_split_after_reload::gate): New method.
7539 (pass_split_after_reload::execute): Call split_all_insns directly.
7541 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
7543 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
7544 parameters for functions taking long long arguments.
7546 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7549 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
7550 splat with truncate.
7552 2016-09-16 Jason Merrill <jason@redhat.com>
7554 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
7556 * hwint.c (exact_log2): Use pow2p_hwi.
7557 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
7558 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
7559 * builtins.c (get_object_alignment_2, get_object_alignment)
7560 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
7562 * calls.c (compute_argument_addresses, store_one_arg): Use
7564 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
7565 * combine.c (force_to_mode): Use least_bit_hwi.
7566 (contains_muldiv, find_split_point, combine_simplify_rtx)
7567 (simplify_if_then_else, simplify_set, force_to_mode)
7568 (if_then_else_cond, simplify_and_const_int_1)
7569 (simplify_compare_const): Use pow2p_hwi.
7570 * cse.c (fold_rtx): Use pow2p_hwi.
7571 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
7573 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
7574 (init_expmed_one_conv): Use pow2p_hwi.
7575 * expr.c (is_aligning_offset): Use pow2p_hwi.
7576 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
7577 (fold_binary_loc): Use pow2p_hwi.
7578 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
7579 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
7580 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
7581 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
7583 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
7584 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
7585 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
7586 * omp-low.c (oacc_loop_fixed_partitions)
7587 (oacc_loop_auto_partitions): Use least_bit_hwi.
7588 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
7589 * stor-layout.c (place_field): Use least_bit_hwi.
7590 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
7591 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
7592 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
7593 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
7594 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
7595 * tree-vect-data-refs.c (vect_analyze_group_access_1)
7596 (vect_grouped_store_supported, vect_grouped_load_supported)
7597 (vect_permute_load_chain, vect_shift_permute_load_chain)
7598 (vect_transform_grouped_load): Use pow2p_hwi.
7599 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
7600 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
7601 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
7603 * tsan.c (instrument_expr): Use least_bit_hwi.
7604 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
7606 2016-09-16 Andreas Schwab <schwab@suse.de>
7608 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
7610 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7612 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7615 * combine.c (rest_of_handle_combine): If any edges have been purged,
7616 free dominators if available.
7618 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7619 Eric Botcazou <ebotcazou@adacore.com>
7622 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
7623 through into expand_addsub_overflow after expand_neg_overflow.
7625 2016-09-15 David Malcolm <dmalcolm@redhat.com>
7627 * diagnostic-show-locus.c
7628 (selftest::test_fixit_insert_containing_newline): New function.
7629 (selftest::test_fixit_replace_containing_newline): New function.
7630 (selftest::diagnostic_show_locus_c_tests): Call the above.
7632 2016-09-15 Bin Cheng <bin.cheng@arm.com>
7634 PR tree-optimization/77503
7635 * tree-vect-loop.c (vectorizable_reduction): Record reduction
7636 code for CONST_COND_REDUCTION at analysis stage and use it at
7638 * tree-vectorizer.h (struct _stmt_vec_info): New field.
7639 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
7640 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
7643 2016-09-15 Richard Biener <rguenther@suse.de>
7646 * fold-const.c (split_tree): Do not split constant ~X.
7648 2016-09-15 Jakub Jelinek <jakub@redhat.com>
7650 PR rtl-optimization/77425
7651 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
7655 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
7656 use %qs instead of %s where desirable, use argument instead of arg in
7657 the diagnostic wording, add list of supported strategies and
7659 (ix86_option_override_internal): Emit target("m...") instead of
7660 option("m...") in the diagnostic. Use %qs instead of %s in invalid
7661 -march/-mtune option diagnostic. Add list of supported arches/tunings
7662 and spellcheck hint. Remove prefix, suffix and sw variables, use
7663 main_args_p ? "..." : "..." in diagnostics to make translation
7666 2016-09-15 Richard Biener <rguenther@suse.de>
7668 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
7669 extra offset argument.
7670 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
7671 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
7672 to reflect new offset parameter.
7673 * doc/tm.texi: Regenerate.
7674 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7675 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
7677 (darwin_asm_output_dwarf_offset): Likewise.
7678 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
7680 (darwin_asm_output_dwarf_offset): Pass offset argument through.
7681 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7682 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7684 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
7687 * ipa-icf.c (set_alias_uids): New function.
7688 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
7689 all the merged variable's referring aliases.
7691 2016-09-15 Richard Biener <rguenther@suse.de>
7693 PR tree-optimization/77514
7694 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
7695 only forced_stmts sequence.
7697 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
7699 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
7700 * cfgexpand.c (update_alias_info_with_stack_vars): Use
7701 FOR_EACH_SSA_NAME to iterate over SSA variables.
7702 (pass_expand::execute): Likewise.
7703 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
7704 * tree-cfg.c (dump_function_to_file): Likewise.
7705 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
7706 (update_ssa): Likewise.
7707 * tree-ssa-alias.c (dump_alias_info): Likewise.
7708 * tree-ssa-ccp.c (ccp_finalize): Likewise.
7709 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
7710 (create_outofssa_var_map): Likewise.
7711 (coalesce_ssa_name): Likewise.
7712 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
7713 * tree-ssa-pre.c (compute_avail): Likewise.
7714 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
7715 (scc_vn_restore_ssa_info): Likewise.
7716 (free_scc_vn): Likwise.
7717 (run_scc_vn): Likewise.
7718 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
7719 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
7720 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7721 * tree-ssa.c (verify_ssa): Likewise.
7723 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
7725 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
7726 and mips64r2 as default 32-bit and 64-bit architectures.
7727 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
7728 as default 32-bit and 64-bit architectures.
7730 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
7732 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
7735 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7737 * target.def (lra_p): Change commentary (for the manual) for the
7739 * doc/tm.texi: Regenerate.
7741 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7743 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
7744 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
7745 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
7746 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
7748 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7750 * targhooks.c (default_lra_p): Return true instead of false.
7752 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7754 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
7755 hook_bool_void_false.
7756 * config/avr/avr.c: Ditto.
7757 * config/bfin/bfin.c: Ditto.
7758 * config/c6x/c6x.c: Ditto.
7759 * config/cr16/cr16.c: Ditto.
7760 * config/cris/cris.c: Ditto.
7761 * config/epiphany/epiphany.c: Ditto.
7762 * config/fr30/fr30.c: Ditto.
7763 * config/frv/frv.c: Ditto.
7764 * config/h8300/h8300.c: Ditto.
7765 * config/ia64/ia64.c: Ditto.
7766 * config/iq2000/iq2000.c: Ditto.
7767 * config/lm32/lm32.c: Ditto.
7768 * config/m32c/m32c.c: Ditto.
7769 * config/m32r/m32r.c: Ditto.
7770 * config/m68k/m68k.c: Ditto.
7771 * config/mcore/mcore.c: Ditto.
7772 * config/microblaze/microblaze.c: Ditto.
7773 * config/mmix/mmix.c: Ditto.
7774 * config/mn10300/mn10300.c: Ditto.
7775 * config/moxie/moxie.c: Ditto.
7776 * config/msp430/msp430.c: Ditto.
7777 * config/nios2/nios2.c: Ditto.
7778 * config/nvptx/nvptx.c: Ditto.
7779 * config/pa/pa.c: Ditto.
7780 * config/pdp11/pdp11.c: Ditto.
7781 * config/rl78/rl78.c: Ditto.
7782 * config/sparc/sparc.c: Ditto.
7783 * config/spu/spu.c: Ditto.
7784 * config/stormy16/stormy16.c: Ditto.
7785 * config/tilegx/tilegx.c: Ditto.
7786 * config/tilepro/tilepro.c: Ditto.
7787 * config/v850/v850.c: Ditto.
7788 * config/vax/vax.c: Ditto.
7789 * config/visium/visium.c: Ditto.
7790 * config/xtensa/xtensa.c: Ditto.
7792 2016-09-14 Jakub Jelinek <jakub@redhat.com>
7795 * tsan.c: Include target.h.
7796 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
7797 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
7798 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
7799 BUILT_IN_ATOMIC_TEST_AND_SET entries.
7800 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
7802 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
7803 Martin Liska <mliska@suse.cz>
7806 * predict.c (force_edge_cold): Add braces to a condition.
7808 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
7810 PR rtl-optimization/77289
7811 * lra-constraints.c (get_final_hard_regno): Removed.
7812 (get_hard_regno): Add new parameter final_p.
7813 (get_reg_class): Directly call lra_get_elimination_hard_regno.
7814 (operands_match_p): Adjust call to get_hard_regno.
7815 (uses_hard_regs_p): Likewise.
7816 (process_alt_operands): Likewise.
7818 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
7821 * config/msp430/msp430.c (msp430_start_function): Emit an error
7822 if a function is both weak and specifies an interrupt number.
7824 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7826 PR tree-optimization/77454
7827 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
7828 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
7831 2016-09-13 Tamar Christina <tamar.christina@arm.com>
7833 * config/aarch64/aarch64-builtins.c
7834 (aarch64_init_simd_builtins): Fix builtin type signature printing.
7836 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
7838 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
7839 SFmode and SCmode arguments by reference.
7841 2016-09-13 David Malcolm <dmalcolm@redhat.com>
7843 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
7845 (selftest::test_one_liner_fixit_insert_before): ...this, and update
7846 for renaming of add_fixit_insert to add_fixit_insert_before.
7847 (selftest::test_one_liner_fixit_insert_after): New function.
7848 (selftest::test_one_liner_fixit_validation_adhoc_locations):
7849 Update for renaming of add_fixit_insert to add_fixit_insert_before.
7850 (selftest::test_one_liner_many_fixits): Likewise.
7851 (selftest::test_diagnostic_show_locus_one_liner): Update for
7852 renaming, call new test function.
7853 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
7854 renaming of add_fixit_insert to add_fixit_insert_before.
7855 (selftest::test_fixit_consolidation): Likewise.
7856 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
7858 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
7859 (selftest::test_applying_fixits_insert_before): ...this.
7860 (selftest::test_applying_fixits_insert): Update for renaming of
7861 add_fixit_insert to add_fixit_insert_before.
7862 (selftest::test_applying_fixits_insert_after): New function.
7863 (selftest::test_applying_fixits_insert_after_at_line_end): New
7865 (selftest::test_applying_fixits_insert_after_failure): New function.
7866 (selftest::test_applying_fixits_multiple): Update for renaming of
7867 add_fixit_insert to add_fixit_insert_before.
7868 (selftest::change_line): Likewise.
7869 (selftest::test_applying_fixits_unreadable_file): Likewise.
7870 (selftest::test_applying_fixits_line_out_of_range): Likewise.
7871 (selftest::test_applying_fixits_column_validation): Likewise.
7872 (selftest::test_applying_fixits_column_validation): Likewise.
7873 (selftest::edit_context_c_tests): Update for renamed test function;
7874 call new test functions.
7876 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
7878 PR tree-optimization/77536
7879 PR rtl-optimization/68212
7880 * config/rs6000/rs6000.md (div->recip splitter): Remove
7881 optimize_insn_for_speed_p condition.
7883 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
7885 * optabs.c (prepare_cmp_insn): Update documentation comment.
7887 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7888 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7891 * opts.h (candidates_list_and_hint): Declare.
7892 * opts-common.c (candidates_list_and_hint): New function.
7893 (cmdline_handle_error): Use it.
7895 2016-09-12 David Malcolm <dmalcolm@redhat.com>
7897 * edit-context.c (edited_line::get_len): New accessor.
7898 (edited_file::print_diff): Split out hunk-printing into...
7899 (edited_file::print_diff_hunk): New method.
7900 (edited_file::print_diff_line): New method.
7902 2016-09-12 Andrew Pinski <apinski@cavium.com>
7904 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
7906 * config/aarch64/aarch64.c (thunderx_tunings): Enable
7907 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
7908 (aarch64_operands_ok_for_ldpstp): Return false if
7909 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
7910 was SImode and the alignment is less than 8 byte.
7911 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
7913 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
7916 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
7918 2016-09-12 Marek Polacek <polacek@redhat.com>
7920 * doc/extend.texi: Use lowercase "boolean".
7921 * doc/invoke.texi: Likewise.
7922 * doc/md.texi: Likewise.
7923 * target.def: Likewise.
7924 * doc/tm.texi: Regenerated.
7926 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7929 * expmed.c (synth_mult): Delete duplicate mode check.
7931 2016-09-10 Tom de Vries <tom@codesourcery.com>
7934 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
7936 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
7937 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
7939 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
7941 PR rtl-optimization/77289
7942 * lra-constraints.c (get_final_hard_regno): Add support for non hard
7943 register numbers. Remove support for subregs.
7944 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
7945 (get_reg_class): Delete removed get_final_hard_regno() argument.
7946 (uses_hard_regs_p): Call get_final_hard_regno().
7948 2016-09-09 Martin Sebor <msebor@redhat.com>
7952 * pretty-print.c (pp_quoted_string): New function.
7953 (pp_format): Call it for %c and %s directives.
7955 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
7957 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
7958 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
7959 INITIAL_ELIMINATION_OFFSET) : Update documentation.
7960 * target.def (frame_pointer_required, can_eliminate): Likewise.
7961 * doc/tm.texi: Regenerated.
7962 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
7964 * df-scan.c (df_hard_reg_init): Likewise.
7965 * ira.c (ira_setup_eliminable_regset): Likewise.
7966 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
7967 init_elim_table): Likewise.
7968 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
7969 set_initial_elim_offsets, update_eliminables,
7970 init_elim_table): Likewise.
7971 * rtlanal.c (get_initial_register_offset): Likewise.
7972 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
7973 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
7974 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
7975 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
7976 * config/fr30/fr30.h: Fix comment.
7977 * config/frv/frv.c: Likewise.
7978 * config/frv/frv.h: Likewise.
7979 * config/ft32/ft32.h: Likewise.
7980 * config/visium/visium.h: Likewise.
7981 * config/pa/pa64-linux.h: Likewise.
7982 * config/v850/v850.h: Likewise.
7983 * config/cris/cris.c: Likewise.
7984 * config/ia64/ia64.h: Likewise.
7985 * config/moxie/moxie.h: Likewise.
7986 * config/m32r/m32r.h: Likewise.
7988 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
7991 * config.in: Regenerate.
7992 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
7994 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
7995 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
7996 static-libmpxwrappers case.
7997 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
7998 MPX_LD_AS_NEEDED_GUARD_POP.
7999 * configure: Regenerate.
8000 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
8001 defined if linker support "--push-state"/"--pop-state".
8003 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
8005 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
8007 2016-09-09 Joseph Myers <joseph@codesourcery.com>
8009 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
8010 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
8011 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
8012 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
8013 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
8014 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
8015 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
8017 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
8018 width macros from TS 18661-1.
8019 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
8021 2016-09-08 Jakub Jelinek <jakub@redhat.com>
8024 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
8025 OMP_CLAUSE_SAFELEN_EXPR.
8027 2016-09-07 David Malcolm <dmalcolm@redhat.com>
8029 * Makefile.in (OBJS): Add substring-locations.o.
8030 * langhooks-def.h (class substring_loc): New forward decl.
8031 (lhd_get_substring_location): New decl.
8032 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
8033 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
8034 * langhooks.c (lhd_get_substring_location): New function.
8035 * langhooks.h (class substring_loc): New forward decl.
8036 (struct lang_hooks): Add field get_substring_location.
8037 * substring-locations.c: New file, taking definition of
8038 format_warning_va and format_warning_at_substring from
8039 c-family/c-format.c, making them non-static.
8040 * substring-locations.h (class substring_loc): Move class here
8041 from c-family/c-common.h. Add and rewrite comments.
8042 (format_warning_va): New decl.
8043 (format_warning_at_substring): New decl.
8044 (get_source_location_for_substring): Add comment.
8046 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
8048 * config/i386/i386.c: Add 'U' suffix to processor feature bits
8049 to avoid -Wnarrowing warning.
8050 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
8051 * opts.c: Likewise for SANITIZER_OPT bitmasks.
8053 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
8055 * config/aarch64/aarch64.c (aarch64_legitimize_address):
8056 Avoid use of base_offset if offset already in range.
8058 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
8060 * config/sh/sh-protos.h (struct sh_atomic_model,
8061 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8062 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8063 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
8064 * config/sh/sh.h (struct sh_atomic_model,
8065 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8066 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8067 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
8068 Guard with __cplusplus.
8070 2016-09-06 Jakub Jelinek <jakub@redhat.com>
8073 * config/i386/i386.c (ix86_expand_builtin): For builtin with
8074 unsupported or unknown ISA, use expand_call.
8076 2016-09-06 Martin Liska <mliska@suse.cz>
8078 PR gcov-profile/77378
8079 PR gcov-profile/77466
8080 * tree-profile.c (tree_profiling): Detect whether target can use
8081 -fprofile-update=atomic.
8083 2016-09-06 Richard Biener <rguenther@suse.de>
8085 PR tree-optimization/77479
8086 * tree-vrp.c (update_value_range): Extend overflow handling to
8089 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8092 * config/i386/i386.md (isa): Add x64_avx512bw.
8093 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
8094 (kmov_isa): New mode attr.
8095 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
8096 (*zero_extend<mode>si2): Likewise.
8097 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
8099 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
8101 * doc/invoke.texi (SPU Options): nops -> NOPs.
8102 (x86 Options): Ditto.
8104 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8107 * toplev.c (process_options): Temporarily set input_location
8108 to UNKNOWN_LOCATION around targetm.target_option.override () call.
8110 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
8112 PR rtl-optimization/77452
8113 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
8114 inner-mode reference to a CONST_VECTOR constant in the constant pool.
8116 2016-09-05 Marek Polacek <polacek@redhat.com>
8119 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
8121 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8124 * gensupport.c (alter_output_for_subst_insn): Remove redundant
8125 *insn_out == '*' test. Don't copy unnecessary to yet another
8126 memory buffer, and don't leak it.
8128 PR rtl-optimization/77425
8129 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
8131 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
8133 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
8135 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8137 * common.opt (fdiagnostics-generate-patch): New option.
8138 * diagnostic.c: Include "edit-context.h".
8139 (diagnostic_initialize): Initialize context->edit_context_ptr.
8140 (diagnostic_finish): Delete context->edit_context_ptr.
8141 (diagnostic_report_diagnostic): Add fix-it hints from the
8142 diagnostic to context->edit_context_ptr, if any.
8143 * diagnostic.h (class edit_context): Add forward decl.
8144 (struct diagnostic_context): Add field "edit_context_ptr".
8145 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8146 -fdiagnostics-generate-patch.
8147 (-fdiagnostics-generate-patch): New item.
8148 * toplev.c: Include "edit-context.h".
8149 (process_options): Set global_dc->edit_context_ptr to a new
8150 edit_context if the options need one.
8151 (toplev::main): Handle -fdiagnostics-generate-patch by using
8152 global_dc->edit_context_ptr.
8154 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8157 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
8158 map and firstprivate clauses on target construct for _Atomic
8160 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
8161 on target construct for _Atomic qualified decls.
8162 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
8164 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
8165 _Atomic qualified arguments not mentioned in uniform clause.
8167 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8169 * Makefile.in (OBJS-libcommon): Add edit-context.o.
8170 * diagnostic-color.c (color_dict): Add "diff-filename",
8171 "diff-hunk", "diff-delete", and "diff-insert".
8172 (parse_gcc_colors): Update default value of GCC_COLORS in comment
8173 to reflect above changes.
8174 * doc/invoke.texi (-fdiagnostics-color): Update description of
8175 default GCC_COLORS, and of the supported capabilities.
8176 * edit-context.c: New file.
8177 * edit-context.h: New file.
8178 * input.c (struct fcache): Add field "missing_trailing_newline".
8179 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
8181 (add_file_to_cache_tab): Likewise.
8182 (fcache::fcache): Likewise.
8183 (get_next_line): Update c->missing_trailing_newline.
8184 (location_missing_trailing_newline): New function.
8185 * input.h (location_missing_trailing_newline): New decl.
8186 * selftest-run-tests.c (selftest::run_tests): Call
8187 edit_context_c_tests.
8188 * selftest.h (edit_context_c_tests): New decl.
8190 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8191 Richard Biener <rguenth@suse.de>
8193 PR tree-optimization/77444
8194 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
8195 as steptype, remove redundant initialization.
8197 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8200 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
8201 (sanopt_optimize_walker): Optimize away
8202 __asan_before_dynamic_init (...) followed by
8203 __asan_after_dynamic_init () without intervening memory loads/stores.
8204 * ipa-pure-const.c (special_builtin_state): Handle
8205 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
8206 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
8208 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8210 * cfg.c (free_original_copy_tables): Replace second assignment of
8211 bb_copy = NULL by bb_original = NULL.
8213 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8216 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
8217 assignment added in r216794.
8219 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8221 * Makefile.in (OBJS): Add typed-splay-tree.o.
8222 * selftest-run-tests.c (selftest::run_tests): Call
8223 typed_splay_tree_c_tests.
8224 * selftest.h (typed_splay_tree_c_tests): New decl.
8225 * typed-splay-tree.c: New file.
8226 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
8227 (typed_splay_tree::max): New method.
8228 (typed_splay_tree::min): New method.
8229 (typed_splay_tree::foreach): New method.
8230 (typed_splay_tree::closure): New struct.
8231 (typed_splay_tree::inner_foreach_fn): New function.
8233 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8235 * ipa-cp.c (ipcp_store_bits_results): Change option name from
8236 -fipa-cp-bit to -fipa-bit-cp.
8238 2016-09-01 Martin Sebor <msebor@redhat.com>
8240 PR tree-optimization/71831
8241 * tree-object-size.h: Return bool instead of the size and add
8242 argument for the size.
8243 * tree-object-size.c (compute_object_offset): Update signature.
8244 (addr_object_size): Same.
8245 (compute_builtin_object_size): Return bool instead of the size
8246 and add argument for the size. Handle POINTER_PLUS_EXPR when
8247 optimization is disabled.
8248 (expr_object_size): Adjust.
8249 (plus_stmt_object_size): Adjust.
8250 (pass_object_sizes::execute): Adjust.
8251 * builtins.c (fold_builtin_object_size): Adjust.
8252 * doc/extend.texi (Object Size Checking): Update.
8253 * ubsan.c (instrument_object_size): Adjust.
8255 2016-09-01 Martin Sebor <msebor@redhat.com>
8257 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
8258 it fits the output of the formatted function regardless of its
8260 * genmodes.c (parser::parse_expr): Same.
8261 * gimplify.c (gimplify_asm_expr): Same.
8262 * passes.c (pass_manager::register_one_dump_file): Same.
8263 * print-tree.c (print_node): Same.
8265 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8267 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
8269 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8271 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
8273 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8275 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
8276 * config/rs6000/vector.md: Ditto.
8277 * config/rs6000/vsx.md: Ditto.
8279 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8281 * ipa-inline-analysis.c (param_change_prob): Get to the base object
8284 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8286 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
8287 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
8288 *return_and_restore_gpregs_<mode>_r11,
8289 *return_and_restore_gpregs_<mode>_r12,
8290 *return_and_restore_gpregs_<mode>_r1,
8291 *return_and_restore_fpregs_<mode>_r11,
8292 *return_and_restore_fpregs_<mode>_r12,
8293 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
8294 directly instead of via the "l" constraint. Renumber operands.
8297 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8299 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
8300 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
8301 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
8302 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
8303 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
8304 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
8305 *call_value_nonlocal_darwin64, reload_macho_picbase,
8306 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
8307 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
8308 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
8309 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
8310 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
8311 *save_fpregs_<mode>_r1): Ditto.
8312 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
8313 *return_and_restore_gpregs_spe): Ditto.
8315 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8317 * config/rs6000/rs6000.md
8318 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
8319 the use of the link register.
8320 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
8322 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8323 Michael Meissner <meissner@linux.vnet.ibm.com>
8326 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
8327 reg+reg addressing for TImode.
8328 (rs6000_legitimate_address_p): Only allow register indirect
8329 addressing for TImode, even without TARGET_QUAD_MEMORY.
8331 2016-09-01 Richard Biener <rguenther@suse.de>
8334 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
8335 check whether the result fits the desired result type.
8337 2016-09-01 Nathan Sidwell <nathan@acm.org>
8339 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
8341 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
8343 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
8345 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
8347 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8349 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
8350 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
8351 for comparisons of integer ZERO_EXTEND against zero.
8353 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8355 * config/i386/i386.c (ix86_option_override_internal): Also disable the
8356 STV pass if -mstackrealign is enabled.
8358 2016-08-31 Ilya Verbin <iverbin@gmail.com>
8360 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
8363 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8365 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
8366 (layout_range::intersects_line_p): New method.
8367 (test_range_contains_point_for_single_point): Rename to...
8368 (test_layout_range_for_single_point): ...this, and add testing
8369 for layout_range::intersects_line_p.
8370 (test_range_contains_point_for_single_line): Rename to...
8371 (test_layout_range_for_single_line): ...this, and add testing
8372 for layout_range::intersects_line_p.
8373 (test_range_contains_point_for_multiple_lines): Rename to...
8374 (test_layout_range_for_multiple_lines): ...this, and add testing
8375 for layout_range::intersects_line_p.
8376 (layout::layout): Populate m_fixit_hints.
8377 (layout::get_expanded_location): Handle the case of a line-span
8379 (layout::validate_fixit_hint_p): New method.
8380 (get_line_span_for_fixit_hint): New function.
8381 (layout::calculate_line_spans): Add spans for fixit-hints.
8382 (layout::should_print_annotation_line_p): New method.
8383 (layout::print_any_fixits): Drop param "richloc", instead using
8384 validated fixits in m_fixit_hints. Add "const" to hint pointers.
8385 (diagnostic_show_locus): Avoid printing blank annotation lines.
8386 (selftest::test_diagnostic_context::test_diagnostic_context):
8387 Initialize show_column and start_span.
8388 (selftest::test_diagnostic_context::start_span_cb): New static
8390 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
8391 (selftest::diagnostic_show_locus_c_tests): Update for function
8392 renamings. Call test_diagnostic_show_locus_fixit_lines.
8394 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8396 PR tree-optimization/73714
8397 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
8399 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8401 * selftest.c: Move "namespace selftest {" to top of file,
8402 removing explicit "selftest::" qualifiers throughout.
8404 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8406 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
8408 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
8409 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
8410 Replace builtin with vector extension.
8411 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
8413 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
8414 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
8415 Replace builtin with vector extension.
8416 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
8417 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
8418 Replace builtin with vector extension.
8419 * config/i386/xmmintrin.h (__m128_u): New type.
8420 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
8421 (_mm_load_ps, _mm_store_ps): Simplify.
8423 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
8425 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
8427 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8429 * diagnostic-show-locus.c (colorizer::begin_state): Support more
8430 than 3 ranges per diagnostic by alternating between color 1 and
8432 (layout::layout): Replace use of rich_location::MAX_RANGES
8433 with richloc->get_num_locations ().
8434 (layout::calculate_line_spans): Replace use of
8435 rich_location::MAX_RANGES with m_layout_ranges.length ().
8436 (layout::print_annotation_line): Handle arbitrary numbers of
8437 ranges in caret-printing by defaulting to '^'.
8438 (selftest::test_one_liner_many_fixits): New function.
8439 (test_diagnostic_show_locus_one_liner): Call it.
8440 * diagnostic.c (diagnostic_initialize): Update for renaming
8441 of rich_location::MAX_RANGES to
8442 rich_location::STATICALLY_ALLOCATED_RANGES.
8443 * diagnostic.h (struct diagnostic_context): Likewise.
8445 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8447 * selftest.c (selftest::named_temp_file::named_temp_file): New
8449 (selftest::temp_source_file::~temp_source_file): Move to...
8450 (selftest::named_temp_file::~named_temp_file): ...here.
8451 (selftest::test_named_temp_file): New function.
8452 (selftest::selftest_c_tests): Call test_named_temp_file.
8453 * selftest.h (class named_temp_file): New class.
8454 (class temp_source_file): Convert to a subclass of named_temp_file.
8456 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
8458 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
8459 USEs of LR_REGNO in returns and sibcalls.
8460 (rs6000_output_mi_thunk): Similar.
8461 (rs6000_sibcall_aix): Similar.
8462 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
8463 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
8464 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
8465 Remove the USE of LR_REGNO from the patterns as well. Delete an
8467 (return_internal_<mode>): Delete.
8469 2016-08-30 Tamar Christina <tamar.christina@arm.com>
8471 * config/aarch64/aarch64-simd.md
8472 (aarch64_ld2<mode>_dreg_le): New.
8473 (aarch64_ld2<mode>_dreg_be): New.
8474 (aarch64_ld2<mode>_dreg): Removed.
8475 (aarch64_ld3<mode>_dreg_le): New.
8476 (aarch64_ld3<mode>_dreg_be): New.
8477 (aarch64_ld3<mode>_dreg): Removed.
8478 (aarch64_ld4<mode>_dreg_le): New.
8479 (aarch64_ld4<mode>_dreg_be): New.
8480 (aarch64_ld4<mode>_dreg): Removed.
8481 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
8483 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8485 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
8486 redundant location param.
8487 (test_one_liner_fixit_remove): Likewise.
8488 (test_one_liner_fixit_replace): Likewise.
8489 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
8490 * gcc-rich-location.c
8491 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
8492 get_range_from_loc. Drop overload taking a const char *.
8493 * gcc-rich-location.h
8494 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
8497 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8499 * config/linux.c (linux_libc_has_function): Return true on musl.
8501 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8503 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
8505 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
8507 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
8508 used for abnormal egdes.
8510 2016-08-30 Jakub Jelinek <jakub@redhat.com>
8512 PR tree-optimization/72866
8513 * tree-vect-patterns.c (search_type_for_mask): Turn into
8514 a small wrapper, move all code to ...
8515 (search_type_for_mask_1): ... this new function. Add caching
8516 and adjust recursive calls.
8519 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
8520 instead of lookup_type_die (type_main_variant (type)) even for array
8524 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
8525 constant pool reference return x instead of c.
8527 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
8529 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
8532 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8535 (selftest::test_make_location_nonpure_range_endpoints): Fix
8538 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8540 * diagnostic-show-locus.c
8541 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
8543 (selftest::test_diagnostic_show_locus_one_liner): Call it.
8544 * input.c (get_pure_location): Move to libcpp/line-map.c.
8545 * input.h (get_pure_location): Convert decl to an inline function
8546 calling implementation in libcpp.
8548 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
8551 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
8552 template for intel asm dialect.
8553 (vec_set_hi_<mode><mask_name>): Ditto.
8555 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8557 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
8558 (selftest::fail_formatted): Likewise.
8560 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8562 * input.c (make_location): Call get_start and get_finish
8563 on the endpoints to avoid storing packed ranges or ad-hoc
8565 (selftest::test_make_location_nonpure_range_endpoints): New function.
8566 (selftest::input_c_tests): Call it.
8567 * input.h (get_start): New inline function.
8569 2016-08-29 Tom de Vries <tom@codesourcery.com>
8572 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
8575 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
8577 * Makefile.in (gcov-iov.h): Add dummy recipe.
8579 2016-08-29 Nathan Sidwell <nathan@acm.org>
8581 * config/nvptx/nvptx.c: #include tree-vrp.h.
8583 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
8586 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
8587 HIGH+LO construct during reload.
8589 2016-08-28 Tom de Vries <tom@codesourcery.com>
8592 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
8593 'sysv_abi va_list' attribute.
8594 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
8595 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
8598 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8600 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
8601 * emit-rtl.c (unshare_all_rtl_1): Adjust.
8602 (unshare_all_rtl_again): Likewise.
8603 * function.c (assign_stack_local_1): Likewise.
8604 (assign_stack_temp_for_type): Likewise.
8606 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8608 * cfgbuild.c (make_edges): Adjust.
8609 * cfgrtl.c (can_delete_label_p): Likewise.
8610 * dwarf2cfi.c (create_trace_edges): Likewise.
8611 * except.c (sjlj_emit_dispatch_table): Likewise.
8612 * function.h (struct expr_status): make x_forced_labels a vector.
8613 * jump.c (rebuild_jump_labels_1): Adjust.
8614 * reload1.c (set_initial_label_offsets): Likewise.
8615 * stmt.c (force_label_rtx): Likewise.
8616 (expand_label): Likewise.
8618 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8620 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
8622 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
8624 PR tree-optimization/71077
8625 PR tree-optimization/68542
8626 * fold-const.c (fold_relational_const): Fix folding of
8627 VECTOR_CST comparisons that have a scalar boolean result type.
8628 (selftest::test_vector_folding): New static function.
8629 (selftest::fold_const_c_tests): Call it.
8631 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8633 * doc/extend.texi (SPU Built-in Functions): Remove stale
8634 references to material formerly at IBM and Sony.
8636 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
8639 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
8641 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8643 * diagnostic-show-locus.c
8644 (selftest::test_fixit_consolidation): New function.
8645 (selftest::diagnostic_show_locus_c_tests): Call it.
8646 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
8647 constructor based on source_range.
8649 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8651 * diagnostic-color.c (color_dict): Add "fixit-insert" and
8653 (parse_gcc_colors): Update description of default GCC_COLORS.
8654 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
8655 (colorizer::set_fixit_insert): New method.
8656 (colorizer::set_fixit_delete): New method.
8657 (colorizer::get_color_by_name): New method.
8658 (colorizer::STATE_FIXIT_INSERT): New constant.
8659 (colorizer::STATE_FIXIT_DELETE): New constant.
8660 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
8661 fields in favor of new field "m_stop_color". Add fields
8662 "m_fixit_insert" and "m_fixit_delete".
8663 (colorizer::colorizer): Update for above changes. Replace
8664 colorize_start calls with calls to get_color_by_name.
8665 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
8666 STATE_FIXIT_DELETE. Update for field renamings.
8667 (colorizer::finish_state): Simplify by using m_stop_color,
8668 rather than multiple identical "*_ce" fields.
8669 (colorizer::get_color_by_name): New method.
8670 (layout::print_any_fixits): Print insertions and replacements
8671 using the "fixit-insert" color, and deletions using the
8672 "fixit-delete" color.
8673 * doc/invoke.texi (-fdiagnostics-color): Update description of
8674 default GCC_COLORS, and of the supported capabilities.
8676 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
8678 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
8679 current_function_static_stack_size variable with the static
8680 stack frame size of the current function when
8681 flag_stack_usage_info is enabled.
8683 2016-08-26 Nathan Sidwell <nathan@acm.org>
8685 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
8686 assignment inside if condition.
8688 2016-08-26 Richard Biener <rguenther@suse.de>
8690 PR tree-optimization/69047
8691 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
8692 extracts similar to what FRE does.
8693 (non_rewritable_mem_ref_base): Likewise.
8695 2016-08-26 Joseph Myers <joseph@codesourcery.com>
8697 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
8698 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8699 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8700 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8701 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
8703 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8704 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8705 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8706 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
8707 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8709 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8712 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
8713 reservation duration to 15 cycles.
8714 (cortex_a8_vfp_macs): Likewise.
8715 (cortex_a8_vfp_macd): Likewise.
8716 (cortex_a8_vfp_divs): Likewise.
8717 (cortex_a8_vfp_divd): Likewise.
8719 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8721 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
8722 (aarch_macro_fusion_pair_p): Use above to avoid early return.
8724 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8725 Martin Jambhor <mjambor@suse.cz>
8727 * common.opt: New option -fipa-bit-cp.
8728 * doc/invoke.texi: Document -fipa-bit-cp.
8729 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
8730 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
8731 * tree-ssa-ccp.h: New header file.
8732 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
8733 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
8734 Replace all occurences of tree parameter by two new params: signop, int.
8735 (bit_value_unop_1): Change to bit_value_unop and export it.
8736 Replace all occurences of tree parameter by two new params: signop,
8738 (bit_value_binop): Change call from bit_value_binop_1 to
8740 (bit_value_assume_aligned): Likewise.
8741 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
8742 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
8744 (ccp_finalize): Skip processing if val->mask == 0.
8745 * ipa-cp.c: Include tree-ssa-ccp.h
8746 (ipcp_bits_lattice): New class.
8747 (ipcp_param_lattice (bits_lattice): New member.
8748 (print_all_lattices): Call ipcp_bits_lattice::print.
8749 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
8750 (initialize_node_lattices): Likewise.
8751 (propagate_bits_accross_jump_function): New function.
8752 (propagate_constants_accross_call): Call
8753 propagate_bits_accross_jump_function.
8754 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
8755 (ipcp_store_bits_results): New function.
8756 (ipcp_driver): Call ipcp_store_bits_results.
8757 * ipa-prop.h (ipa_bits): New struct.
8758 (ipa_jump_func): Add new member bits of type ipa_bits.
8759 (ipa_param_descriptor): Change decl to decl_or_type.
8760 (ipa_get_param): Change decl to decl_or_type and assert on
8762 (ipa_get_type): New function.
8763 (ipcp_transformation_summary): New member bits.
8764 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
8765 (ipa_populate_param_decls): Likewise.
8766 (ipa_dump_param): Likewise.
8767 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
8769 (ipa_set_jf_unknown): Set ipa_bits::known to false.
8770 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
8772 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
8773 (ipa_write_jump_function): Add streaming for ipa_bits.
8774 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
8775 (write_ipcp_transformation_info): Add streaming for ipa_bits
8777 (read_ipcp_transfomration_info): Add support for reading streamed
8779 (ipcp_update_bits): New function.
8780 (ipcp_transform_function): Call ipcp_update_bits.
8782 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
8784 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
8785 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
8787 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
8789 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
8791 2016-08-25 Richard Biener <rguenther@suse.de>
8793 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
8794 Only add locations in late dwarf.
8795 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
8796 (dwarf2out_early_finish): But do it here.
8798 2016-08-24 Michael Collison <michael.collison@linaro.org>
8799 Michael Collison <michael.collison@arm.com>
8801 * config/arm/arm-modes.def: Add new condition code mode CC_V
8802 to represent the overflow bit.
8803 * config/arm/arm.c (maybe_get_arm_condition_code):
8804 Add support for CC_Vmode.
8805 (arm_gen_unlikely_cbranch): New function to generate common
8806 rtl conditional branches for overflow patterns.
8807 * config/arm/arm-protos.h: Add prototype for
8808 arm_gen_unlikely_cbranch.
8809 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
8810 addsi3_compareV_upper): New patterns to support signed
8811 builtin overflow add operations.
8812 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
8813 New patterns to support unsigned builtin add overflow operations.
8814 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
8815 builtin overflow subtract operations,
8816 (usubv<mode>4): New patterns to support unsigned builtin subtract
8817 overflow operations.
8818 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
8819 to support builtin overflow negate operations.
8821 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8824 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8826 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8827 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8830 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8832 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
8833 MULTILIB_OPTIONS should be used. Small wording fixes.
8834 * genmultilib: Memorize set of all option combinations in
8835 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
8836 found in MULTILIB_OPTIONS by checking if option set is listed in
8837 combination_space. Output new and existing error message to stderr.
8839 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8841 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
8842 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
8843 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
8844 (MULTILIB_REUSE): Remove reuse rules for option set including
8845 -mfpu=fp-armv8 and -mfpu=vfpv4
8847 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
8849 * config/arm/t-rtems: Add vfp multilib.
8851 2016-08-23 Ian Lance Taylor <iant@golang.org>
8853 * config/s390/s390.c (s390_asm_file_start): Call
8856 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8858 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
8859 initialization of all 0's to the 0 constant, instead of directly
8860 generating XOR. Add support for V4SImode vector initialization on
8861 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
8862 initialization. Change variables used in V4SFmode vector
8863 intialization. For V4SFmode vector splat on ISA 3.0, make sure
8864 any memory addresses are in index form. Add support for using
8865 VSPLTH/VSPLTB to initialize vector short and vector char vectors
8866 with all of the same element.
8867 (regno_or_subregno): New helper function to return a register
8868 number for either REG or SUBREG.
8869 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
8870 Use regno_or_subregno where possible.
8871 (rs6000_split_v4si_init_di_reg): New helper function to build up a
8872 DImode value from two SImode values in order to generate V4SImode
8873 vector initialization on 64-bit systems with direct move.
8874 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
8876 (rtx_is_swappable_p): V4SImode vector initialization insn is not
8878 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
8880 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
8881 attributes to initialize V8HImode and V16QImode vectors with the
8883 (VSX_SPLAT_COUNT): Likewise.
8884 (VSX_SPLAT_SUFFIX): Likewise.
8885 (UNSPEC_VSX_VEC_INIT): New unspec.
8886 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
8887 Allow SFmode values to come from Altivec registers.
8888 (vsx_init_v4si): New insn/split for V4SImode vector initialization
8889 on 64-bit systems with direct move.
8890 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
8891 vector initializations, to allow V4SImode vector initializations
8892 on 64-bit systems with direct move.
8893 (vsx_splat_v4si): Likewise.
8894 (vsx_splat_v4si_di): Likewise.
8895 (vsx_splat_v4sf): Likewise.
8896 (vsx_splat_v4sf_internal): Likewise.
8897 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
8899 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
8900 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
8901 initializing V8HImode and V16QImode vectors with the same
8903 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
8904 optimization if -maltivec=be.
8906 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
8908 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
8909 attribute for alternatives 3 and 4.
8911 2016-08-23 David Malcolm <dmalcolm@redhat.com>
8913 * selftest.c (selftest::assert_str_contains): New function.
8914 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
8915 * selftest.h (selftest::assert_str_contains): New decl.
8916 (ASSERT_STR_CONTAINS): New macro.
8918 2016-08-23 Richard Biener <rguenther@suse.de>
8920 PR tree-optimization/77286
8921 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
8923 (vect_transform_loop): Split exit edges of loop and scalar
8924 loop if required and at the appropriate time.
8926 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8928 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8929 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8931 Correct a typo in a comment.
8933 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8935 * config/s390/s390.md ("*andc_split"): New splitter for and with
8938 2016-08-23 Richard Biener <rguenther@suse.de>
8940 PR tree-optimization/27336
8941 * tree-vrp.c (infer_value_range): Handle stmts that can throw
8942 by looking for a non-EH edge.
8943 (process_assert_insertions_for): Likewise.
8945 2016-08-23 Richard Biener <rguenther@suse.de>
8948 * statistics.c (statistics_counter_event): Robustify against
8951 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8953 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
8954 for targets amdfam10 and barcelona.
8956 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
8958 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
8959 (zero_extend<mode>di2): Ditto.
8960 (*zero_extend<mode>si2): Ditto.
8961 (*zero_extendqihi2): Ditto.
8963 2016-08-22 Joseph Myers <joseph@codesourcery.com>
8966 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
8967 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
8969 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
8971 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
8972 identical consecutive elements.
8973 [SSA_NAME]: Print the name's def stmt on its own line. When printing
8974 the node's def stmt, avoid printing an unwanted trailing newline by
8975 replacing the call to print_gimple_stmt() with its inlined body and
8976 adjusting it to not set pp_needs_newline and to call pp_flush()
8977 instead of pp_newline_and_flush().
8979 2016-08-22 Joseph Myers <joseph@codesourcery.com>
8981 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
8982 (float32_type_node, float64_type_node, float32x_type_node)
8983 (float128x_type_node): New macros.
8984 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
8985 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
8986 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
8987 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
8988 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
8989 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
8990 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
8991 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
8992 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
8993 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
8994 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
8995 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
8996 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
8997 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
8998 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
8999 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
9000 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
9001 (copysign, fabs, huge_val, inf, nan, nans): Use it.
9002 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
9004 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
9005 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
9006 * doc/extend.texi (Other Builtins): Document these built-in
9008 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
9011 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
9013 * doc/install.texi (Binaries): www.opencsw.org now uses https.
9015 2016-08-22 Richard Biener <rguenther@suse.de>
9017 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
9019 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
9022 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
9023 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
9024 non-SSE2 athlons only, otherwise prefer SSE prefetches.
9026 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9028 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
9029 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
9030 (vrp_visit_switch_stmt): Likewise.
9031 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
9032 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
9033 (vrp_visit_stmt): Use extract_range_from_stmt.
9034 (vrp_visit_phi_node): Use extract_range_from_phi_node.
9036 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9038 * Makefile.in: Add tree-vrp.h to GTFILES.
9039 * gengtype.c (open_base_files): Add tree-vrp.h.
9040 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
9041 * builtins.c: Likewise.
9042 * fold-const.c: Likewise.
9043 * gimple-builder.c: Likewise.
9044 * gimple-laddress.c: Likewise.
9045 * hsa-gen.c: Likewise.
9046 * internal-fn.c: Likewise.
9048 * targhooks.c: Liewise,
9049 * tree-ssa-address.c: Likewise.
9050 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
9051 * tree-vrp.c (struct value_range): Move to tree-vrp.h
9052 * tree-vrp.h: New file.
9054 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9056 PR tree-optimization/61839
9057 * tree-vrp.c (two_valued_val_range_p): New.
9058 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
9059 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
9060 Also Convert VAR BINOP CST where VAR is two-valued to
9061 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
9063 2016-08-19 David Malcolm <dmalcolm@redhat.com>
9065 * diagnostic-show-locus.c
9066 (layout::annotation_line_showed_range_p): New method.
9067 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
9068 Reimplement case fixit_hint::REPLACE to cover removals, and
9069 replacements where the range of the replacement isn't one
9070 of the ranges in the rich_location.
9071 (test_one_liner_fixit_replace): Likewise.
9072 (selftest::test_one_liner_fixit_replace_non_equal_range): New
9074 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
9076 (selftest::test_diagnostic_show_locus_one_liner): Call the new
9078 * diagnostic.c (print_parseable_fixits): Remove case
9081 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
9084 * config/i386/i386.c (ix86_option_override_internal): Remove
9085 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
9086 Enable SSE prefetch also for TARGET_PREFETCHWT1.
9087 Do not try to enable TARGET_PRFCHW ISA flag here.
9088 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
9089 Rewrite expander function body.
9090 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
9092 2016-08-19 Joseph Myers <joseph@codesourcery.com>
9095 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
9096 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
9097 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
9098 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
9099 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
9100 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
9101 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
9102 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
9103 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
9105 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
9107 (struct floatn_type_info): New structure type.
9108 (floatn_nx_types): New variable declaration.
9109 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
9110 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
9111 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
9112 * tree.c (floatn_nx_types): New variable.
9113 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
9114 corresponding complex types.
9115 * target.def (floatn_mode): New hook.
9116 * targhooks.c: Include "real.h".
9117 (default_floatn_mode): New function.
9118 * targhooks.h (default_floatn_mode): New prototype.
9119 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
9121 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
9122 effective-target and dg-add-options keywords.
9123 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
9124 Document new effective-target keywords.
9125 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
9126 * doc/tm.texi: Regenerate.
9127 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
9128 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
9129 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
9131 * real.h (struct real_format): Add field ieee_bits.
9132 * real.c (ieee_single_format, mips_single_format)
9133 (motorola_single_format, spu_single_format, ieee_double_format)
9134 (mips_double_format, motorola_double_format)
9135 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
9136 (ieee_extended_intel_128_format)
9137 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
9138 (mips_extended_format, ieee_quad_format, mips_quad_format)
9139 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
9140 (decimal_double_format, decimal_quad_format, ieee_half_format)
9141 (arm_half_format, real_internal_format: Initialize ieee_bits
9143 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
9144 float128_type_node. Set float80_type_node to float64x_type_node
9145 if appropriate and long_double_type_node not appropriate.
9146 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
9147 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
9148 Initialize ieee_bits field.
9149 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
9150 (rs6000_init_builtins): Set ieee128_float_type_node to
9152 (rs6000_floatn_mode): New function.
9154 2016-08-19 Jakub Jelinek <jakub@redhat.com>
9156 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
9157 _rdseed64_step): Uglify argument names and/or local variable names
9158 in inline functions.
9159 * config/i386/rtmintrin.h (_xabort): Likewise.
9160 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
9161 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
9162 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
9163 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
9164 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
9165 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
9166 _mm_maskz_ternarylogic_epi32): Likewise.
9167 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
9168 __lwpins32, __lwpins64): Likewise.
9169 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
9170 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
9171 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
9172 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
9173 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
9174 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
9175 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
9176 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
9177 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
9178 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
9179 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
9180 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
9181 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
9182 _mm256_mask_i64gather_epi32): Likewise.
9183 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9184 * config/i386/ia32intrin.h (__writeeflags): Likewise.
9185 * config/i386/pkuintrin.h (_wrpkru): Likewise.
9186 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
9187 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
9188 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
9189 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
9190 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
9191 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
9192 _mm512_mask_prefetch_i64scatter_ps): Likewise.
9193 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9194 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
9195 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
9196 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
9197 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
9198 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
9199 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
9200 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
9202 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
9204 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
9205 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
9207 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
9208 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
9210 (_rdpkru_u32): Add space after function name.
9212 * config/i386/t-i386 (i386-c.o): Don't depend on
9213 i386-builtin-types.inc.
9214 (i386.o): Depend on i386-builtin-types.inc.
9216 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
9219 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
9220 Use const_vec_duplicate to check for duplicated elements.
9222 2016-08-19 Richard Biener <rguenther@suse.de>
9224 PR tree-optimization/77290
9225 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9226 Fix flag_tree_parallelize_loops check.
9228 2016-08-19 Richard Biener <rguenther@suse.de>
9230 * match.pd (x | 0 -> x): Add.
9232 2016-08-19 Richard Biener <rguenther@suse.de>
9234 PR tree-optimization/77286
9235 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9236 Deal with virtual PHIs being out-of-order.
9238 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9240 * doc/invoke.texi (fverbose-asm): Note that source code lines
9241 are emitted, and provide an example.
9242 * final.c (asm_show_source): New function.
9243 (final_scan_insn): Call asm_show_source.
9245 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9247 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
9248 param with diagnostic_kind.
9249 (class colorizer): Similarly replace field m_diagnostic with
9251 (colorizer::colorizer): Replace diagnostic
9252 param with diagnostic_kind.
9253 (colorizer::begin_state): Update for above field change.
9254 (layout::layout): Replace diagnostic param with rich_location *
9255 and diagnostic_kind.
9256 (diagnostic_show_locus): Replace diagnostic param with richloc
9257 and diagnostic_kind.
9258 (class selftest::test_diagnostic_context): New class.
9259 (selftest::test_diagnostic_show_locus_unknown_location): New
9261 (selftest::test_one_liner_simple_caret): New function.
9262 (selftest::test_one_liner_caret_and_range): New function.
9263 (selftest::test_one_liner_multiple_carets_and_ranges): New
9265 (selftest::test_one_liner_fixit_remove): New function.
9266 (selftest::test_one_liner_fixit_replace): New function.
9267 (selftest::test_diagnostic_show_locus_one_liner): New function.
9268 (selftest::diagnostic_show_locus_c_tests): Call the new test
9270 * diagnostic.c (diagnostic_initialize): Initialize
9271 colorize_source_p, show_ruler_p and parseable_fixits_p.
9272 (default_diagnostic_finalizer): Update for change to
9273 diagnostic_show_locus.
9274 (diagnostic_append_note): Likewise.
9275 * diagnostic.h (diagnostic_show_locus): Replace
9276 const diagnostic_info * param with location * and diagnostic_t.
9278 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9280 * input.c (saved_line_table): New global.
9281 (class selftest::temp_line_table): Rename to line_table_test and
9282 move declaration to selftest.h, and drop field m_old_line_table.
9283 (selftest::temp_line_table::temp_line_table): Rename ctor to...
9284 (selftest::line_table_test::line_table_test): ...this. Add a
9285 default ctor. Store current value of line_table within
9287 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
9288 (selftest::line_table_test::~line_table_test): ...this, and
9289 restore line_table from the saved_line_table, rather than
9291 (selftest::test_accessing_ordinary_linemaps): Update for above
9293 (selftest::test_lexer): Likewise.
9294 (struct selftest::lexer_test): Likewise.
9295 (selftest::lexer_test::lexer_test): Likewise.
9296 (selftest::input_c_tests): Move the looping over test cases from
9298 (selftest::for_each_line_table_case): New function.
9299 * input.h (saved_line_table): New decl.
9300 * selftest.h (struct selftest::line_table_case): New forward decl.
9301 (class selftest::line_table_test): New class, moved here from
9302 selftest::temp_line_table in input.c, and renamed.
9303 (selftest::for_each_line_table_case): New decl.
9305 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
9308 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
9310 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
9313 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
9314 enclosing parallel construct for reduction variables on OpenACC loop
9317 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
9319 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
9320 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
9322 (function_to_dwarf_procedure): Update comment.
9324 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9326 * input.c (diagnostics_file_cache_forcibly_evict_file): New
9328 * input.h (diagnostics_file_cache_forcibly_evict_file): New
9330 * selftest.c (selftest::temp_source_file::~temp_source_file):
9331 Evict m_filename from the diagnostic file cache.
9333 2016-08-18 Richard Biener <rguenther@suse.de>
9335 * tree-pass.h (make_pass_materialize_all_clones): Declare.
9336 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
9337 make_pass_materialize_all_clones): New simple IPA pass encapsulating
9338 clone materialization.
9339 * passes.def (all_late_ipa_passes): Start with
9340 pass_materialize_all_clones.
9341 * cgraphunit.c (symbol_table::compile): Remove call to
9342 materialize_all_clones.
9343 * tree-into-ssa.c: Include statistics.h.
9344 (update_ssa): Count number of times we do incremental/rewrite
9347 2016-08-18 Richard Biener <rguenther@suse.de>
9349 PR tree-optimization/77282
9350 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9351 When doing auto-parallelizing also prevent use of PHIs that
9352 carry dependences across loop backedges.
9354 2016-08-18 Tamar Christina <tamar.christina@arm.com>
9355 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9357 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
9359 2016-08-18 Richard Biener <rguenther@suse.de>
9361 * ssa-iterators.h (ssa_vuse_operand): New inline.
9362 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
9363 (predicate_all_scalar_phis): Use remove_phi_node to remove
9364 phi nodes predicated. Delay removing virtual PHIs.
9365 (predicate_mem_writes): Update virtual operands.
9366 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
9367 (tree_if_conversion): Do not rewrite virtual SSA form.
9368 * tree-phinodes.c (release_phi_node): Make static.
9369 * tree-phinodes.h (release_phi_node): Remove.
9371 2016-08-18 Jakub Jelinek <jakub@redhat.com>
9373 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
9374 codes that appear in bdesc_* arrays, instead include i386-builtin.def
9375 twice to define those.
9376 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
9377 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
9378 bdesc_multi_arg): Define by including i386-builtin.def the third time.
9379 * config/i386/i386-builtin.def: New file.
9381 2016-08-17 David Malcolm <dmalcolm@redhat.com>
9383 * input.c (get_source_range_for_char): Rename to...
9384 (selftest::get_source_range_for_char): ...this, and move within
9385 the #if CHECKING_P guard.
9386 (get_num_source_ranges_for_substring): Rename to...
9387 (selftest::get_num_source_ranges_for_substring): ...this, move
9388 within the #if CHECKING_P guard, and make static.
9389 (selftest::assert_num_substring_ranges): Initialize
9392 2016-08-18 Alan Modra <amodra@gmail.com>
9394 PR rtl-optimization/72771
9395 * reload.c (find_reloads): Don't assume that a subreg mem is OK
9396 when find_reloads_toplev returns address_reloaded==-1.
9397 (alternative_allows_const_pool_ref): Update comment.
9399 2015-08-17 Alan Hayward <alan.hayward@arm.com>
9401 PR tree-optimization/71752
9402 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
9403 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
9405 2016-08-17 Jakub Jelinek <jakub@redhat.com>
9407 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
9408 instead of testing ECF_NORETURN bit in gimple_call_flags.
9409 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
9410 * predict.c (tree_bb_level_predictions): Likewise.
9411 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
9414 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
9415 turning a call into __builtin_unreachable-like noreturn call, adjust
9416 gimple_call_set_fntype.
9417 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
9418 gimple_call_fntype has void return type.
9420 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
9422 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
9423 maybe_lookup_decl, to handle nested acc loop directives.
9425 2016-08-17 Richard Biener <rguenther@suse.de>
9427 PR tree-optimization/76490
9428 * tree-vrp.c (update_value_range): Preserve overflow infinities
9429 when intersecting with ranges from get_range_info.
9430 (operand_less_p): Handle overflow infinities correctly.
9431 (value_range_constant_singleton): Use vrp_operand_equal_p
9432 to handle overflow max/min correctly.
9433 (vrp_valueize): Likewise.
9434 (union_ranges): Likewise.
9435 (intersect_ranges): Likewise.
9436 (vrp_visit_phi_node): Improve iteration limitation to only
9437 apply when we'll possibly re-visit the PHI via a changed argument
9440 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
9442 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
9443 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
9444 rather than those that should not be built.
9446 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
9449 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
9451 2016-08-17 Richard Biener <rguenther@suse.de>
9453 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
9454 (verify_vssa): New function verifying virtual SSA form.
9455 (verify_ssa): Call it.
9456 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
9457 Do not apply loop-closed SSA handling to virtuals.
9458 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
9459 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
9460 when rewriting their symbol.
9461 (prepare_def_site_for): Likewise.
9462 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
9463 operands of moved stmts.
9465 2016-08-17 Richard Biener <rguenther@suse.de>
9467 PR tree-optimization/23855
9468 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
9469 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
9470 find guards to hoist. Do not update SSA form but rewrite virtuals
9471 into loop closed SSA.
9472 (find_loop_guard): Adjust to skip already hoisted guards. Do
9473 not mark virtuals for renaming or update SSA form.
9475 2016-08-17 Martin Liska <mliska@suse.cz>
9477 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
9478 a LONG_LONG_TYPE_SIZE comparison.
9479 * gcov-io.h: Remove macro definitions.
9480 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
9481 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
9484 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9486 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
9487 that builtins not mentioned in bdesc_* arrays come first, then
9488 the ones mentioned in bdesc_* arrays in the order they appear in
9489 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
9490 IX86_BUILTIN__BDESC_*_LAST enumerator.
9491 (bdesc_mpx): Fix up a comment typo.
9492 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
9493 __builtin_ia32_vpcomneu[bwdq] builtins.
9494 (BDESC_VERIFY, BDESC_VERIFYS): Define.
9495 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
9496 enum ix86_builtins ordering.
9497 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
9498 for direct bdesc_* array member access instead of searching all the
9499 arrays until an fcode match is found.
9501 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
9503 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
9504 pattern as define_insn_and_split. Split insn before reload to
9506 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
9507 <shift_insn><mode>3_1.
9508 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
9509 <rotate_insn><mode>3_1.
9511 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9514 * input.c (get_source_range_for_substring): Rename to...
9515 (get_source_location_for_substring): ...this, adding param
9516 "caret_idx", and converting output param from source_range * to
9518 (get_source_range_for_char): New function.
9519 (get_num_source_ranges_for_substring): Update comment to reflect
9521 (assert_char_at_range): Update to use get_source_range_for_char
9522 rather than get_source_range_for_substring.
9523 (test_lexer_string_locations_concatenation_2): Likewise.
9524 * substring-locations.h (get_source_range_for_substring): Rename
9526 (get_source_location_for_substring): ...this, and adding param
9527 "caret_idx", and converting output param from source_range * to
9530 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9532 * input.c (class selftest::temp_source_file): Move to
9534 (selftest::temp_source_file::temp_source_file): Move to
9536 (selftest::temp_source_file::~temp_source_file): Likewise.
9537 * selftest.c (selftest::temp_source_file::temp_source_file): Move
9539 (selftest::temp_source_file::~temp_source_file): Likewise.
9540 * selftest.h (class selftest::temp_source_file): Move here from
9543 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9546 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
9547 inlining, add cgraph edge for the added __builtin_unreachable call.
9550 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
9551 only cast it to SHWI for the final comparison.
9553 2016-08-16 Martin Liska <mliska@suse.cz>
9555 PR gcov-profile/36412
9556 * doc/gcov.texi: Document --hash-filenames(-x).
9557 * gcov.c (print_usage): Add the option.
9558 (process_args): Process the option, sort options alphabetically.
9559 (md5sum_to_hex): New function.
9560 (make_gcov_file_name): Do the md5sum and append it to a
9563 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9565 PR tree-optimization/69848
9566 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
9567 and swtich operands to avoid additional NOT instruction.
9568 (vcond<v_cmp_mixed><mode>): Ditto.
9569 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
9571 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
9573 * doc/install.texi (*-*-solaris2*): Adjust latest change.
9575 2016-08-16 Richard Biener <rguenther@suse.de>
9577 PR tree-optimization/76783
9578 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
9579 BB visited flags at start.
9581 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9583 PR tree-optimization/72817
9584 PR tree-optimization/73450
9585 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
9586 multiple_of_p for adjusted IV.base.
9588 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
9592 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
9593 for !flag_finite_math_only or flag_signed_zeros.
9594 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
9595 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
9596 depend on flag_finite_math_only.
9597 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
9599 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
9600 (*ieee_smin<mode>3): Ditto.
9601 (*ieee_smax<mode>3): Ditto.
9602 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
9603 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
9605 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
9606 depend on flag_finite_math_only.
9607 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
9608 (*mmx_<code>v2sf3): Remove.
9609 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
9610 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
9611 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
9613 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9615 PR rtl-optimization/73650
9616 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
9617 it is not a simple move.
9619 2016-08-15 Martin Liska <mliska@suse.cz>
9622 * gcc.c (do_spec_1): Call save_string with the right size.
9623 (save_string): Do an assert about string we copy.
9625 2016-08-15 Richard Biener <rguenther@suse.de>
9627 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
9628 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
9630 (pass_data_stv): Likewise.
9632 2016-08-15 Richard Biener <rguenther@suse.de>
9634 PR tree-optimization/73434
9635 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
9636 TBAA info on the base when forwarding a non-invariant address.
9638 2016-08-15 Jakub Jelinek <jakub@redhat.com>
9640 * dwarf2out.c (struct checksum_attributes): Add
9641 at_string_length_bit_size and at_string_length_byte_size fields.
9642 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
9643 and DW_AT_string_length_byte_size.
9644 (die_checksum_ordered): Handle at_string_length_bit_size and
9645 at_string_length_byte_size.
9646 (gen_array_type_die): For dwarf_version >= 5 emit
9647 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9648 (adjust_string_types): For dwarf_version >= 5 remove
9649 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9650 (resolve_addr): Likewise.
9653 * dwarf2out.c (string_types): New variable.
9654 (gen_array_type_die): Change early_dwarf handling of
9655 DW_AT_string_length, create DW_OP_call4 referencing the
9656 length var temporarily. Handle parameters that are pointers
9658 (adjust_string_types): New function.
9659 (gen_subprogram_die): Temporarily set string_types to local var,
9660 call adjust_string_types if needed.
9661 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
9663 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
9665 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
9667 * doc/install.texi (*-*-solaris2*): Fix version number and document
9668 requirement on GNU make for building libjava with the Solaris linker.
9670 2016-08-15 Martin Liska <mliska@suse.cz>
9671 Jakub Jelinek <jakub@redhat.com>
9673 PR tree-optimization/72824
9674 * tree-loop-distribution.c (const_with_all_bytes_same)
9675 <case VECTOR_CST>: Fix a typo.
9677 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
9680 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
9681 Renamed from _mm512_undefined_si512.
9682 (_mm_undefined_si512): New definition.
9684 2016-08-13 Richard Biener <rguenther@suse.de>
9686 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
9687 into PHIs and update the lattice for its def.
9689 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9692 * ubsan.c (instrument_si_overflow): Pass true instead of false
9694 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
9695 of bbs. Return TODO_cleanup_cfg if any returned true.
9697 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9699 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
9700 ISA 3.0 MTVSRDD instruction.
9701 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
9704 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
9706 PR tree-optimization/71083
9707 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
9708 bitfield access when possible.
9710 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
9713 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
9714 sign-changing cast from a shorter unsigned type to a wider
9717 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9719 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
9720 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
9721 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
9723 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9725 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
9726 Correct costs for vec_construct.
9728 2016-08-12 Bin Cheng <bin.cheng@arm.com>
9730 PR tree-optimization/69848
9731 * tree-vectorizer.h (enum vect_def_type): New condition reduction
9732 type CONST_COND_REDUCTION.
9733 * tree-vect-loop.c (vectorizable_reduction): Support new condition
9734 reudction type CONST_COND_REDUCTION.
9736 2016-08-12 Richard Biener <rguenther@suse.de>
9738 PR tree-optimization/57326
9739 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
9740 returning an SSA name.
9741 (phi_translate_1): When fully_constant_expression returns a NAME
9742 make sure we have a leader for it.
9744 2016-08-12 Martin Liska <mliska@suse.cz>
9745 Adam Fineman <afineman@afineman.com>
9747 * gcov.c (process_file): Create .gcov file when .gcda
9750 2016-08-12 Marek Polacek <polacek@redhat.com>
9753 * alias.c (find_base_value): Adjust fall through comment.
9754 * cfgexpand.c (expand_debug_expr): Likewise.
9755 * combine.c (find_split_point): Likewise.
9756 (expand_compound_operation): Likewise. Add FALLTHRU.
9757 (make_compound_operation): Adjust fall through comment.
9758 (canon_reg_for_combine): Add FALLTHRU.
9759 (force_to_mode): Adjust fall through comment.
9760 (simplify_shift_const_1): Likewise.
9761 (simplify_comparison): Likewise.
9762 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
9764 * config/aarch64/predicates.md: Likewise.
9765 * config/i386/i386.c (function_arg_advance_32): Likewise.
9766 (ix86_gimplify_va_arg): Likewise.
9767 (print_reg): Likewise.
9768 (ix86_print_operand): Likewise.
9769 (ix86_build_const_vector): Likewise.
9770 (ix86_expand_branch): Likewise.
9771 (ix86_sched_init_global): Adjust fall through comment.
9772 (ix86_expand_args_builtin): Add FALLTHRU.
9773 (ix86_expand_builtin): Likewise.
9774 (ix86_expand_vector_init_one_var): Likewise.
9775 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
9776 (rs6000_adjust_cost): Likewise.
9777 (insn_must_be_first_in_group): Likewise.
9778 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
9779 * dbxout.c (dbxout_symbol): Adjust fall through comment.
9780 * df-scan.c (df_uses_record): Likewise.
9781 * dojump.c (do_jump): Add FALLTHRU.
9782 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
9784 (resolve_args_picking_1): Adjust fall through comment.
9785 (loc_list_from_tree_1): Likewise.
9786 * expmed.c (make_tree): Likewise.
9787 * expr.c (expand_expr_real_2): Add FALLTHRU.
9788 (expand_expr_real_1): Likewise. Adjust fall through comment.
9789 * fold-const.c (const_binop): Adjust fall through comment.
9790 (fold_truth_not_expr): Likewise.
9791 (fold_cond_expr_with_comparison): Add FALLTHRU.
9792 (fold_binary_loc): Likewise.
9793 (contains_label_1): Adjust fall through comment.
9794 (multiple_of_p): Likewise.
9795 * gcov-tool.c (process_args): Add FALLTHRU.
9796 * genattrtab.c (check_attr_test): Likewise.
9797 (write_test_expr): Likewise.
9798 * genconfig.c (walk_insn_part): Likewise.
9799 * genpreds.c (validate_exp): Adjust fall through comment.
9800 (needs_variable): Likewise.
9801 * gensupport.c (get_alternatives_number): Add FALLTHRU.
9802 (subst_dup): Likewise.
9803 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
9804 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
9805 (gimplify_scan_omp_clauses): Add FALLTHRU.
9806 (goa_stabilize_expr): Likewise.
9807 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
9809 * hsa-gen.c (get_address_from_value): Likewise.
9810 * ipa-icf.c (sem_function::hash_stmt): Likewise.
9811 * ira.c (ira_setup_alts): Add FALLTHRU.
9812 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
9814 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
9815 * opts.c (common_handle_option): Likewise.
9816 * read-rtl.c (read_rtx_code): Likewise.
9817 * real.c (round_for_format): Likewise.
9818 * recog.c (asm_operand_ok): Likewise.
9819 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
9820 * reload1.c (set_label_offsets): Likewise.
9821 (eliminate_regs_1): Likewise.
9822 (reload_reg_reaches_end_p): Likewise.
9823 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
9824 (rtx_cost): Likewise.
9825 * sched-rgn.c (is_exception_free): Likewise.
9826 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
9827 * stor-layout.c (int_mode_for_mode): Likewise.
9828 * toplev.c (print_to_asm_out_file): Likewise.
9829 (print_to_stderr): Likewise.
9830 * tree-cfg.c (gimple_verify_flow_info): Likewise.
9831 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
9832 (chrec_fold_multiply): Likewise.
9833 (evolution_function_is_invariant_rec_p): Likewise.
9834 (for_each_scev_op): Likewise.
9835 * tree-data-ref.c (siv_subscript_p): Likewise.
9836 (get_references_in_stmt): Likewise.
9837 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
9838 (substitute_in_expr): Likewise.
9839 (type_cache_hasher::equal): Likewise.
9840 (walk_type_fields): Likewise.
9841 * var-tracking.c (adjust_mems): Add FALLTHRU.
9842 (set_dv_changed): Adjust fall through comment.
9843 * varasm.c (default_function_section): Add FALLTHRU.
9845 2016-08-12 Marek Polacek <polacek@redhat.com>
9848 * tree-complex.c (expand_complex_division): Add missing break.
9850 2016-08-12 Richard Biener <rguenther@suse.de>
9852 * passes.c (execute_todo): Do not push/pop TV_TODO.
9853 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
9854 (execute_one_pass): Likewise.
9855 * common.opt (ftime-report-details): New switch.
9856 * doc/invoke.texi (ftime-report-details): Document.
9857 * timevar.h (timer::print_row): Adjust signature.
9858 (timer::all_zero): New static helper.
9859 (timer::child_map_t): New typedef.
9860 (timer::time_var_def): Add children field.
9861 * timevar.c (timer::named_items::print): Adjust.
9862 (timer::~timer): Free timevar recorded children.
9863 (timer::pop_internal): When -ftime-report-details record
9864 time spent in sub-timevars.
9865 (timer::print_row): Adjust.
9866 (timer::print): Print sub-timevar stats, use all_zero.
9867 * timevar.def (TV_TODO): Remove.
9869 2016-08-12 Richard Biener <rguenther@suse.de>
9871 PR tree-optimization/72851
9872 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
9873 worklists to use bitmaps indexed in execution order.
9874 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
9875 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
9876 (cfg_blocks): Make a bitmap.
9877 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
9879 (cfg_blocks_empty_p): Adjust.
9880 (cfg_blocks_add): Likewise.
9881 (cfg_blocks_get): Likewise.
9882 (add_ssa_edge): Likewise.
9883 (add_control_edge): Likewise.
9884 (simulate_stmt): Likewise.
9885 (process_ssa_edge_worklist): Likewise.
9886 (simulate_block): Likewise.
9887 (ssa_prop_init): Compute PRE order and stmt UIDs.
9888 (ssa_prop_fini): Adjust.
9889 (ssa_propagate): Adjust.
9891 2016-08-12 Richard Biener <rguenther@suse.de>
9893 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
9894 the currently executable edges have fixed ranges. Always
9895 go through update_value_range.
9897 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
9901 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
9902 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
9903 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
9904 (LANG_HOOKS_DECLS): Add it.
9905 * langhooks.h (struct lang_hooks_for_decls): Add
9906 function_decl_defaulted. Const_tree-ify
9907 function_decl_explicit_p and function_decl_deleted_p.
9908 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
9909 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
9910 also at strict DWARF v5.
9913 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
9914 TYPE_QUAL_CONST in reference-typed decls.
9917 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
9918 in DW_OP_pieces, just enough to handle pointers to member
9920 (gen_remaining_tmpl_value_param_die_attribute): Use a location
9921 expression on DWARFv5 if a constant value doesn't work.
9923 2016-08-11 David Malcolm <dmalcolm@redhat.com>
9925 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
9926 * selftest.c (selftest::test_assertions): New function.
9927 (selftest::selftest_c_tests): New function.
9928 * selftest.h (selftest::selftest_c_tests): New declaration.
9930 2016-08-11 Richard Biener <rguenther@suse.de>
9931 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9933 PR rtl-optimization/72855
9934 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
9936 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9939 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
9940 (vsx_store_<mode>): Likewise.
9942 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
9944 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
9945 TImode CONST_WIDE_INT store.
9946 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
9948 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
9950 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
9951 mode if unaligned SSE load and store are optimal.
9953 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9955 PR tree-optimization/71083
9956 * tree-predcom.c (ref_at_iteration): Correctly align the
9959 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9961 * config/s390/s390-builtin-types.def: Add INT128 types.
9962 * config/s390/s390-builtins.def: Add INT128 variants for the add
9963 sub low-level builtins dealing with TImode.
9964 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
9965 via subreg when expanding a builtin.
9966 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
9967 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
9969 * config/s390/vecintrin.h: Adjust builtin names accordingly.
9970 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
9971 ("vec_addc<mode>", "vec_addc_u128"): Merge to
9972 "vacc<bhfgq>_<mode>".
9973 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
9974 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
9975 ("vec_subc<mode>", "vec_subc_u128"): Merge to
9976 "vscbi<bhfgq>_<mode>".
9977 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
9978 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
9980 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9982 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
9984 2016-08-11 Bin Cheng <bin.cheng@arm.com>
9986 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
9988 (vcond<v_cmp_mixed><mode>): Ditto.
9989 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
9991 2016-08-11 Bin Cheng <bin.cheng@arm.com>
9993 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
9994 variable explicitly, also assert on it before use.
9996 2016-08-11 Richard Biener <rguenther@suse.de>
9998 PR tree-optimization/72772
9999 * cfgloopmanip.c (create_preheader): Use split_edge if there
10000 is a single loop entry, avoiding degenerate PHIs.
10002 2016-08-11 Richard Biener <rguenther@suse.de>
10004 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
10005 unconditional TODO_cleanup_cfg.
10006 (pass_thread_jumps::execute): Initialize loops, perform a CFG
10007 cleanup only if we threaded a jump.
10009 2016-08-11 Alan Modra <amodra@gmail.com>
10012 * lra-constraints.c (simplify_operand_subreg): Allow subreg
10013 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
10014 slow. Emit two reloads for slow mem case, first loading in
10015 fast innermode, then converting to required mode.
10017 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
10019 * config/rs6000/altivec.h (vec_extract_exp): New macro.
10020 (vec_extract_sig): New macro.
10021 (vec_insert_exp): New macro.
10022 (vec_test_data_class): New macro.
10023 (scalar_extract_exp): New macro.
10024 (scalar_extract_sig): New macro.
10025 (scalar_insert_exp): New macro.
10026 (scalar_test_data_class): New macro.
10027 (scalar_test_neg): New macro.
10028 (scalar_cmp_exp_gt): New macro.
10029 (scalar_cmp_exp_lt): New macro.
10030 (scalar_cmp_exp_eq): New macro.
10031 (scalar_cmp_exp_unordered): New macro.
10032 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
10033 to enforce constraint that operand is a 7-bit unsigned literal.
10034 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
10035 for power9 built-ins.
10036 (BU_P9V_VSX_2): Likewise.
10037 (BU_P9V_64BIT_VSX_2): Likewise.
10038 (VSEEDP): Add scalar extract exponent support.
10039 (VSEESP): Add scalar extract signature support.
10040 (VSTDCNDP): Add scalar test negative support.
10041 (VSTDCNSP): Likewise.
10042 (VSIEDP): Add scalar insert exponent support.
10043 (VSCEDPGT): Add scalar compare exponent greater than support.
10044 (VSCEDPLT): Add scalar compare exponent less than support.
10045 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
10046 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
10047 (VSTDCDP): Add scalar test data class support.
10048 (VSTDCSP): Likewise.
10049 (VSEEDP): Add overload support for scalar extract exponent
10051 (VSESDP): Add overload support for scalar extract signature
10053 (VSTDCN): Add overload support for scalar test negative
10055 (VSTDCNDP): Add overload support for scalar test negative
10057 (VSTDCNSP): Add overload support for scalar test negative
10059 (VSIEDP): Add overload support for scalar insert exponent
10061 (VSTDC): Add overload support for scalar test data class
10063 (VSTDCDP): Add overload support for scalar test data class
10065 (VSTDCSP): Add overload support for scalar test data class
10067 (VSCEDPGT): Add overload support for scalar compare exponent
10068 greater than operation.
10069 (VSCEDPLT): Add overload support for scalar compare exponent
10070 less than operation.
10071 (VSCEDPEQ): Add overload support for scalar compare exponent
10072 test-for-equality operation.
10073 (VSCEDPUO): Add overload support for scalar compare exponent
10074 test-for-unordered operation.
10075 (VEEDP): Add vector extract exponent support.
10077 (VESDP): Add vector extract significand support.
10079 (VIEDP): Add vector insert exponent support.
10081 (VTDCDP): Add vector test data class support.
10082 (VTDCSP): Likewise.
10083 (VES): Add overload support for vector extract significand operation.
10086 (VEE): Add overload support for vector extract exponent operation.
10089 (VTDC): Add overload support for vector test data class operation.
10090 (VTDCDP): Likewise.
10091 (VTDCSP): Likewise.
10092 (VIE): Add overload support for vector insert exponent operation.
10095 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10096 overloaded binary floating point functions.
10097 (altivec_resolve_overloaded_builtin): Improve error messages to
10098 distinguish between functions not supported in the current
10099 compiler configuration and functions that were invoked with an
10100 invalid parameter combination, and include the built-in function
10101 name in both error messages.
10102 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
10104 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
10106 (rs6000_expand_binop_builtin): Add check to enforce that argument
10107 2 of the test data class operations is a 7-bit unsigned literal.
10108 (rs6000_invalid_builtin): Add code to issue an error message if a
10109 built-in function that requires the power9_vector and -m32
10110 command-line options is compiled without these options.
10111 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
10112 (UNSPEC_VSX_SXSIGDP): New value.
10113 (UNSPEC_VSX_SXSIGPDP): New value.
10114 (UNSPEC_VSX_SIEXPDP): New value.
10115 (UNSPEC_VSX_SCMPEXPDP): New value.
10116 (UNSPEC_VSX_STSTDC): New value.
10117 (UNSPEC_VSX_VXEXP): New value.
10118 (UNSPEC_VSX_VXSIG): New value.
10119 (UNSPEC_VSX_VIEXP): New value.
10120 (UNSPEC_VSX_VTSTDC): New value.
10121 (xsxexpdp): New insn for scalar extract exponent.
10122 (xsxsigdp): New insn for scalar extract significand.
10123 (xsiexpdp): New insn for scalar insert exponent.
10124 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
10125 (*xscmpexpdp): New insn for scalar compare exponents.
10126 (xststdc<Fvsx): New expansion for both single- and
10127 double-precision scalar test data class operations.
10128 (xststdcneg<Fvsx>): New expansion for both single- and
10129 double-precision scalar test for negative value operations.
10130 (*xststdc<Fvsx>): New insn for scalar test data class
10132 (xvxexp<VSs>): New insn for single- and double-precision
10133 vector extract exponent operation.
10134 (xvxsig<VSs>): New insn for single- and double-precision
10135 vector extract significand operation.
10136 (xviexp<VSs>): New insn for single- and double-precision
10137 vector insert exponent operation.
10138 (xvtstdc<VSs>): New insn for single- and double-precision
10139 vector test data class operation.
10140 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10141 built-in functions to represent the Power9 binary floating-point
10142 support instructions.
10144 2016-08-10 bin cheng <bin.cheng@arm.com>
10146 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
10148 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10149 Renlin Li <renlin.li@arm.com>
10150 Bin Cheng <bin.cheng@arm.com>
10152 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
10153 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
10154 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
10155 (aarch64_vcond_internal<mode><mode>): Delete pattern.
10156 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
10157 (vcond<v_cmp_result><mode>): Ditto.
10158 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
10159 (vcondu<mode><mode>): Ditto.
10160 (vcond<v_cmp_mixed><mode>): New pattern.
10161 (vcondu<mode><v_cmp_mixed>): New pattern.
10162 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
10163 of aarch64_vcond_internal.
10165 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10166 Renlin Li <renlin.li@arm.com>
10167 Bin Cheng <bin.cheng@arm.com>
10169 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
10170 (vec_cmp<mode><v_cmp_result>): New pattern.
10171 (vec_cmpu<mode><mode>): New pattern.
10172 (vcond_mask_<mode><v_cmp_result>): New pattern.
10174 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10176 PR tree-optimization/71734
10177 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
10178 REF_LOOP, invoke ref_indep_loop_p_1.
10179 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
10180 to ref_indep_loop_p.
10181 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
10182 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
10183 is inside LOOP, do not cache dpendence value for loops with
10185 (ref_indep_loop_p_2): Delete function.
10186 (can_sm_ref_p): Pass LOOP as additional argument to
10189 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
10192 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
10193 being an offsettable address.
10195 2016-08-10 Martin Liska <mliska@suse.cz>
10197 PR gcov-profile/58306
10198 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
10199 atomic variants of profile update functions.
10201 2016-08-10 Martin Liska <mliska@suse.cz>
10203 Cherry picked (and modified) from google-4_7 branch
10204 2012-12-26 Rong Xu <xur@google.com>
10205 * common.opt (fprofile-update): Add new flag.
10206 * coretypes.h: Define enum profile_update.
10207 * doc/invoke.texi: Document -fprofile-update.
10208 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
10209 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
10210 * tree-profile.c (gimple_init_edge_profiler): Generate
10211 also atomic profiler update.
10212 (gimple_gen_edge_profiler): Likewise.
10214 2016-08-10 David Malcolm <dmalcolm@redhat.com>
10216 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
10217 stack_usage_file to NULL after fclose calls.
10219 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10222 * reload.c (push_reload): Compute subreg_in_class for
10223 subregs of constants and plus expressions. Remove special
10224 handling of SYMBOL_REFs.
10226 2016-08-10 Alan Modra <amodra@gmail.com>
10229 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
10230 SImode for TARGET_E500_DOUBLE when given SImode.
10232 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
10234 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
10235 unused variable __O.
10237 2016-08-09 Martin Liska <mliska@suse.cz>
10239 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
10240 _gcov_reset to __gcov_reset.
10241 * doc/gcov-tool.texi: Fix typo.
10243 2016-08-09 Martin Liska <mliska@suse.cz>
10245 * value-prof.c (gimple_divmod_values_to_profile): Do not
10246 instrument MOD histogram if a value is not a SSA name.
10248 2016-08-09 Martin Liska <mliska@suse.cz>
10250 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
10253 2016-08-09 Renlin Li <renlin.li@arm.com>
10255 PR middle-end/64971
10256 * calls.c (prepare_call_address): Convert funexp to Pmode when
10258 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
10259 (sibcall_value): Likewise.
10261 2016-08-09 Marek Polacek <polacek@redhat.com>
10264 * cselib.c (cselib_expand_value_rtx_1): Add return.
10265 * gengtype.c (dbgprint_count_type_at): Likewise.
10266 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
10267 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
10269 2016-08-09 Martin Jambor <mjambor@suse.cz>
10272 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
10273 if instance is a MEM_REF.
10275 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
10278 * config/i386/i386.md (*movtf_internal): Use
10279 lra_in_progress || reload_completed instead of !can_create_pseudo_p
10280 in the insn constraint.
10281 (*movxf_internal): Ditto.
10282 (*movdf_internal): Ditto.
10283 (*movsf_internal): Ditto.
10285 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10287 PR tree-optimization/72772
10288 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10291 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10293 PR tree-optimization/72772
10294 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
10296 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
10297 parameter STOP and update calls. Move expand_simple_operations
10298 function call from here...
10299 (simplify_using_initial_conditions): ...to here. Delete parameter
10301 (tree_simplify_using_condition): Delete parameter STOP.
10302 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
10303 simplify_using_initial_conditions.
10305 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
10308 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
10309 Use create_tmp_var_raw instead of create_tmp_var.
10311 2016-08-09 Richard Biener <rguenther@suse.de>
10313 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
10314 Treat same SSA names related.
10316 2016-08-09 Jakub Jelinek <jakub@redhat.com>
10318 PR tree-optimization/72824
10319 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
10320 real_zerop is not negative.
10322 2016-08-09 Richard Biener <rguenther@suse.de>
10324 PR tree-optimization/71802
10325 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
10326 all merge opportunities with the predecessor.
10328 2016-08-09 Richard Biener <rguenther@suse.de>
10331 * ipa-prop.c (ipa_modify_formal_parameters): Build
10332 parameter types with natural alignment also for the
10335 2016-08-08 Andi Kleen <ak@linux.intel.com>
10337 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
10339 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10342 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
10343 do-nothing langhook.
10344 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
10345 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
10346 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
10347 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
10349 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10352 * input.c: Ensure that HAVE_ICONV is defined.
10354 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10356 PR middle-end/72781
10357 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
10358 private vars for lastprivate and for linear iterator.
10360 PR middle-end/68762
10361 * omp-simd-clone.c: Include varasm.h.
10362 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
10363 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
10364 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
10365 update function name.
10367 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10369 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
10370 (avr_diagnose_devicespecs_error): Remove.
10371 (avr_devicespecs_file): Remove composing absolute path for specfile
10372 and its verbose info. Remove conditions to check specs-file,
10374 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10376 PR rtl-optimization/72821
10377 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
10378 just return false for them.
10380 2016-08-08 Alan Modra <amodra@gmail.com>
10383 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
10384 toc refs created during reload. Update function comment.
10386 2016-08-08 Alan Modra <amodra@gmail.com>
10389 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
10390 alternatives. Put loads first, then stores, and reg/reg moves
10391 within same class later. Delete attr length.
10393 2016-08-08 Alan Modra <amodra@gmail.com>
10396 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
10397 (mem_operand_ds_form): New predicate.
10398 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
10399 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
10400 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
10401 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
10402 (extendsfdf2_fpr): Replace o constraint with wY.
10404 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
10406 * tree-ssa-threadbackward.c: Include tree-inline.h
10407 (profitable_jump_thread_path): Use estimate_num_insns to estimate
10408 size of copied block; for cold paths reduce duplication.
10409 (find_jump_threads_backwards): Remove redundant tests.
10410 (pass_thread_jumps::gate): Enable for -Os.
10412 2016-08-07 Jakub Jelinek <jakub@redhat.com>
10415 * stor-layout.c (layout_decl): Fix up formatting.
10416 (relayout_decl): Allow DECL to be FIELD_DECL.
10418 2016-08-07 Alan Modra <amodra@gmail.com>
10420 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
10422 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10424 * data-streamer-in.c (streamer_read_wide_int): New.
10425 (streamer_read_widest_int): Renamed function.
10426 * data-streamer-out.c (streamer_write_wide_int): New
10427 (streamer_write_widest_int): Renamed function.
10428 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
10430 (input_cfg): Call renamed function.
10431 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
10433 (output_cfg): Call renamed function.
10434 * data-streamer.h: Add declarations.
10436 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10438 * tree-ssa-ccp.c (extend_mask): New param sgn.
10439 Remove ORing with wi::mask.
10440 (get_default_value): Adjust call to extend_mask to pass sign.
10441 (evaluate_stmt): Likewise.
10443 2016-08-06 Jakub Jelinek <jakub@redhat.com>
10445 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
10448 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10450 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
10451 transform if operand's type is pointer to function or method.
10453 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10455 PR tree-optimization/18046
10456 * tree-ssa-threadedge.c: Include cfganal.h.
10457 (simplify_control_statement_condition): If simplifying a
10458 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
10459 with the dominating ASSERT_EXPR before handing it off to VRP.
10460 Mention that a CASE_LABEL_EXPR may be returned.
10461 (thread_around_empty_blocks): Adjust to handle
10462 simplify_control_statement_condition() returning a
10464 (thread_through_normal_block): Likewise.
10465 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
10466 a switch statement by trying to determine which case label
10469 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
10471 PR rtl-optimization/69847
10472 * lra-constraints.c (process_invariant_for_inheritance): Save
10473 pattern instead of src.
10474 (remove_inheritance_pseudos): Use the pattern. Add assert.
10476 2016-08-05 David Malcolm <dmalcolm@redhat.com>
10478 * input.c (string_concat::string_concat): New constructor.
10479 (string_concat_db::string_concat_db): New constructor.
10480 (string_concat_db::record_string_concatenation): New method.
10481 (string_concat_db::get_string_concatenation): New method.
10482 (string_concat_db::get_key_loc): New method.
10483 (class auto_cpp_string_vec): New class.
10484 (get_substring_ranges_for_loc): New function.
10485 (get_source_range_for_substring): New function.
10486 (get_num_source_ranges_for_substring): New function.
10487 (class selftest::lexer_test_options): New class.
10488 (struct selftest::lexer_test): New struct.
10489 (class selftest::ebcdic_execution_charset): New class.
10490 (selftest::ebcdic_execution_charset::s_singleton): New variable.
10491 (selftest::lexer_test::lexer_test): New constructor.
10492 (selftest::lexer_test::~lexer_test): New destructor.
10493 (selftest::lexer_test::get_token): New method.
10494 (selftest::assert_char_at_range): New function.
10495 (ASSERT_CHAR_AT_RANGE): New macro.
10496 (selftest::assert_num_substring_ranges): New function.
10497 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
10498 (selftest::assert_has_no_substring_ranges): New function.
10499 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
10500 (selftest::test_lexer_string_locations_simple): New function.
10501 (selftest::test_lexer_string_locations_ebcdic): New function.
10502 (selftest::test_lexer_string_locations_hex): New function.
10503 (selftest::test_lexer_string_locations_oct): New function.
10504 (selftest::test_lexer_string_locations_letter_escape_1): New function.
10505 (selftest::test_lexer_string_locations_letter_escape_2): New function.
10506 (selftest::test_lexer_string_locations_ucn4): New function.
10507 (selftest::test_lexer_string_locations_ucn8): New function.
10508 (selftest::uint32_from_big_endian): New function.
10509 (selftest::test_lexer_string_locations_wide_string): New function.
10510 (selftest::uint16_from_big_endian): New function.
10511 (selftest::test_lexer_string_locations_string16): New function.
10512 (selftest::test_lexer_string_locations_string32): New function.
10513 (selftest::test_lexer_string_locations_u8): New function.
10514 (selftest::test_lexer_string_locations_utf8_source): New function.
10515 (selftest::test_lexer_string_locations_concatenation_1): New
10517 (selftest::test_lexer_string_locations_concatenation_2): New
10519 (selftest::test_lexer_string_locations_concatenation_3): New
10521 (selftest::test_lexer_string_locations_macro): New function.
10522 (selftest::test_lexer_string_locations_stringified_macro_argument):
10524 (selftest::test_lexer_string_locations_non_string): New function.
10525 (selftest::test_lexer_string_locations_long_line): New function.
10526 (selftest::test_lexer_char_constants): New function.
10527 (selftest::input_c_tests): Call the new test functions once per
10528 case within the line_table test matrix.
10529 * input.h (struct string_concat): New struct.
10530 (struct location_hash): New struct.
10531 (class string_concat_db): New class.
10532 * substring-locations.h: New header.
10534 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10536 PR tree-optimization/72810
10537 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
10538 the type of the case labels when truncating.
10540 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
10543 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
10544 (aarch64_fp16_ptr_type_node): Likewise.
10545 * config/aarch64/aarch64-simd-builtins.c
10546 (aarch64_fp16_ptr_type_node): Define.
10547 (aarch64_init_fp16_types): New, refactored out of...
10548 (aarch64_init_builtins): ...here, update to call
10549 aarch64_init_fp16_types.
10550 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
10552 (aapcs_vfp_sub_candidate): Likewise.
10554 2016-08-05 Martin Liska <mliska@suse.cz>
10555 Joshua Cranmer <Pidgeot18@gmail.com>
10557 * gcov.c (line_t::has_block): New function.
10558 (enum loop_type): New enum.
10559 (handle_cycle): New function.
10560 (unblock): Likewise.
10561 (circuit): Likewise.
10562 (get_cycles_count): Likewise.
10563 (accumulate_line_counts): Use new loop detection algorithm.
10565 2016-08-05 Martin Liska <mliska@suse.cz>
10567 * gcov.c (output_intermediate_file): Rename
10568 function_info::line_next to next_file_fn.
10569 (process_file): Likewise.
10570 (read_graph_file): Likewise.
10571 (accumulate_line_counts): Likewise.
10572 (output_lines): Likewise.
10574 2016-08-05 Richard Biener <rguenther@suse.de>
10576 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
10577 restriction on threading to a loop header.
10579 2016-08-05 Richard Biener <rguenther@suse.de>
10581 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
10582 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
10583 adjust loop info accordingly.
10585 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
10587 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
10588 before folding call to __builtin_constant_p with parameters to false.
10590 2016-08-05 Alan Modra <amodra@gmail.com>
10592 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
10593 code accidentally committed 2016-05-02 providing class when given
10596 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10598 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
10599 the case label ranges that partially overlap with OP's value
10602 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
10605 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
10606 Cast builtin function result to __mmask16 instead of __mmask8.
10607 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10608 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
10609 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10611 2016-08-04 David Malcolm <dmalcolm@redhat.com>
10613 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
10614 (ASSERT_TRUE_AT): New macro.
10615 (ASSERT_FALSE): Reimplement in terms of...
10616 (ASSERT_FALSE_AT): New macro.
10617 (ASSERT_STREQ_AT): Fix typo in comment.
10619 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10621 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
10622 labels are exhaustive, designate the label with the widest
10623 range to be the default label.
10625 2016-08-04 Andrew Pinski <apinski@cavium.com>
10627 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
10628 (thunderx_tunings): Use thunderx_vector_cost instead of
10629 generic_vector_cost.
10631 2016-08-04 Martin Liska <mliska@suse.cz>
10633 * gcov.c (main): Fix GNU coding style.
10634 (output_intermediate_file): Likewise.
10635 (process_file): Likewise.
10636 (generate_results): Likewise.
10637 (release_structures): Likewise.
10638 (create_file_names): Likewise.
10639 (find_source): Likewise.
10640 (read_graph_file): Likewise.
10641 (find_exception_blocks): Likewise.
10642 (canonicalize_name): Likewise.
10643 (make_gcov_file_name): Likewise.
10644 (mangle_name): Likewise.
10645 (accumulate_line_counts): Likewise.
10646 (output_branch_count): Likewise.
10647 (read_line): Likewise.
10649 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
10651 PR rtl-optimization/71779
10652 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
10653 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
10654 or if it was truncated.
10656 PR rtl-optimization/70903
10657 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
10659 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10661 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
10662 accessing SSA_NAME_PTR_INFO.
10664 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10667 * common/config/avr/avr-common.c (avr_option_optimization_table)
10668 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
10670 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10673 * config/avr/avr.md: New pattern to work around do_store_flag
10674 generating shift instructions for bit extractions.
10676 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10678 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
10680 (add_equivalence): Likewise.
10681 (get_value_range): Allocate value range with vrp_value_range_pool.
10682 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
10683 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
10685 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
10687 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
10688 the default for the rs6000 port.
10690 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10692 PR middle-end/71876
10693 * calls.c (special_function_p): Remove special handling of
10694 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
10695 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
10696 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
10698 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
10700 PR middle-end/72778
10701 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
10702 Don't stop on regular insns.
10704 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
10706 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
10707 size to DImode boundary.
10708 (nvptx_propagate): Likewise.
10710 2016-08-03 Alan Modra <amodra@gmail.com>
10712 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
10713 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
10714 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
10715 from -mefficient-unaligned-vector. Note that this affects fp too.
10717 2016-08-03 Alan Modra <amodra@gmail.com>
10719 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
10722 2016-08-03 Alan Modra <amodra@gmail.com>
10724 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
10725 to a reg. Localize vars.
10727 2016-08-03 Alan Modra <amodra@gmail.com>
10729 * config/rs6000/rs6000.opt: Remove negatives from help strings
10732 2016-08-03 Alan Modra <amodra@gmail.com>
10734 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
10735 Delete duplicated code.
10737 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10739 PR middle-end/72778
10740 * lra-spills.c (regno_in_use_p): New.
10741 (lra_final_code_change): Use it.
10743 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10745 PR rtl-optimization/69847
10746 * lra-int.h (struct lra-reg): Use restore_rtx instead of
10748 (lra_rtx_hash): New.
10749 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
10751 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
10752 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
10753 * lra-spills.c (lra_final_code_change): Don't delete insn when the
10754 next insn is USE with the same reg as the current insn source.
10755 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
10757 (lra_constraints_init): Call initiate_invariants.
10758 (lra_constraints_finish): Call finish_invariants.
10759 (struct invariant, invariant_t, invariant_ptr_t): New.
10760 (const_invariant_ptr_t, invariants, invariants_pool): New.
10761 (invariant_table, invariant_hash, invariant_eq_p): New.
10762 (insert_invariant, initiate_invariants, finish_invariants): New.
10763 (clear_invariants, invalid_invariant_regs): New.
10764 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
10765 instead of restore_regno.
10766 (invariant_p, process_invariant_for_inheritance): New.
10767 (inherit_in_ebb): Implement invariant inheritance.
10768 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
10769 (remove_inheritance_pseudos): Implement undoing invariant
10771 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
10772 instead of restore_regno.
10773 * lra-assigns.c (regno_live_length): New.
10774 (reload_pseudo_compare_func): Use regno_live_length.
10775 (assign_by_spills): Use restore_rtx instead of restore_regno.
10776 (lra_assign): Ditto. Initiate regno_live_length.
10778 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
10780 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
10781 __builtin_aarch64_fmindf.
10783 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10785 PR tree-optimization/34114
10786 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
10787 information for more control IVs.
10789 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10791 PR tree-optimization/34114
10792 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
10793 PLUS_EXPR case. Handle SSA_NAME case.
10795 2016-08-02 Tamar Christina <tamar.christina@arm.com>
10797 * config/aarch64/aarch64-simd-builtins.def
10798 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
10799 (__builtin_aarch64_fmaxdf): Likewise.
10800 (__builtin_aarch64_smin_nandf): Likewise.
10801 (__builtin_aarch64_smax_nandf): Likewise.
10802 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
10803 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
10804 (<fmaxmin><mode>3): ...this.
10805 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
10806 (vminnm_f64): Likewise.
10807 (vmin_f64): Likewise.
10808 (vmax_f64): Likewise.
10809 * config/aarch64/iterators.md (FMAXMIN): Merge with...
10810 (FMAXMIN_UNS): ...this.
10811 (fmaxmin): Merged with
10812 (fmaxmin_op): ...this...
10813 (maxmin_uns_op): ...in to this.
10815 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10817 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10818 Add support for vec_extract on vector float, vector int, vector
10819 short, and vector char vector types.
10820 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10821 vector float, vector int, vector short, and vector char
10822 optimizations on 64-bit ISA 2.07 systems for both constant and
10823 variable element numbers.
10824 (rs6000_split_vec_extract_var): Likewise.
10825 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
10826 Altivec registers on ISA 2.07 and above.
10827 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
10828 which never was matched due to the split occuring before register
10829 allocation (and the code would not have worked on little endian
10830 systems if it did match). Allow extracts to go to the Altivec
10831 registers if ISA 2.07 (power8). Change from using "" around the
10832 C++ code to using {}'s.
10833 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
10834 vec_extracts when the vector is in memory.
10835 (vsx_extract_v4sf_var): New insn to optimize vector float
10836 vec_extracts when the element number is variable on 64-bit ISA
10838 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
10839 for 64-bit ISA 2.07 as well as ISA 3.0.
10840 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
10841 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
10842 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
10843 optimize vector int, vector short, and vector char vec_extracts
10844 when the vector is in memory.
10845 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
10846 optimize vector int, vector short, and vector char vec_extracts
10847 when the element number is variable.
10849 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10852 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
10853 does not overlap with other symbol flags.
10855 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
10857 * config/aarch64/aarch64.h (aarch64_frame):
10858 Remove padding0 and hardfp_offset. Add locals_offset,
10859 initial_adjust, callee_adjust, callee_offset and final_adjust.
10860 * config/aarch64/aarch64.c (aarch64_layout_frame):
10861 Remove unused padding0 and hardfp_offset initializations.
10862 Choose frame layout and set frame variables accordingly.
10863 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
10864 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
10865 (aarch64_pop_regs): Likewise.
10866 (aarch64_expand_prologue): Remove all decision code, just emit
10867 prolog according to frame variables.
10868 (aarch64_expand_epilogue): Remove all decision code, just emit
10869 epilog according to frame variables.
10870 (aarch64_initial_elimination_offset): Use offset to local/arg area.
10872 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
10875 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
10876 fix_debug_reg_uses after changing source register mode to
10877 V1TImode if source register is undefined.
10879 2015-08-01 Alan Hayward <alan.hayward@arm.com>
10881 PR tree-optimization/71818
10882 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
10883 with non invariant evolutions
10885 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10888 * config/avr/avr.md (length) [branch]: Correct insn length
10889 attribute for forward branches.
10891 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10893 * doc/extend.texi (AVR Built-in Functions): Document
10894 __builtin_avr_nops.
10895 * config/avr/builtins.def (NOPS): New.
10896 * config/avr/avr.c (avr_expand_nops): New static function.
10897 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
10899 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10901 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
10902 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
10905 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
10907 * config/aarch64/aarch64.c (vulcan_tunings): Update
10908 vulcan L1 cache_line_size.
10910 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10912 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
10913 function that takes a vector memory address, a hard register, an
10914 element number and a temporary base register, and recreates an
10915 address that points to the appropriate element within the vector.
10916 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
10917 (rs6000_split_vec_extract_var): Add support for the target of a
10918 vec_extract with variable element number being a scalar memory
10920 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
10922 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
10923 vsx_extract_<mode>_load insn with a new insn that optimizes
10924 storing either element to a memory location, using scratch
10925 registers to pick apart the vector and reconstruct the address.
10926 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
10927 (vsx_extract_<mode>_store): Rework alternatives to more correctly
10928 support Altivec registers. Add support for ISA 3.0 Altivec d-form
10930 (vsx_extract_<mode>_var): Add support for extracting a variable
10931 element number from memory.
10933 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
10935 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
10936 when testing for compares against constants of the form 0xabab.
10938 2016-07-29 Bin Cheng <bin.cheng@arm.com>
10940 PR tree-optimization/57558
10941 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
10943 (vect_loop_versioning): Support versioning with niter assumptions.
10944 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
10945 (vect_get_loop_niters): New parameter. Reimplement to support
10946 assumptions in loop niter info.
10947 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
10948 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
10949 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
10950 Support loop versioning for niters.
10951 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
10952 (vect_free_loop_info_assumptions): New function.
10953 (vectorize_loops): Free loop niter info for loops with flag
10954 LOOP_F_ASSUMPTIONS set if vectorization failed.
10955 * tree-vectorizer.h (struct _loop_vec_info): New field
10956 num_iters_assumptions.
10957 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
10958 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
10959 (LOOP_REQUIRES_VERSIONING): New macro.
10960 (vect_free_loop_info_assumptions): New decl.
10962 2016-07-29 Bin Cheng <bin.cheng@arm.com>
10964 * cfgloop.h (struct loop): New field constraints.
10965 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
10966 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
10968 * cfgloop.c (alloc_loop): Initialize new field.
10969 * cfgloopmanip.c (copy_loop_info): Copy constraints.
10970 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
10971 Adjust niter analysis wrto loop constraints.
10972 * doc/loop.texi (@node Number of iterations): Add description for loop
10975 2016-07-29 Marek Polacek <polacek@redhat.com>
10978 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
10979 (ix86_expand_round_builtin): Likewise.
10981 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
10982 Georg-Johann Lay <avr@gjlay.de>
10984 PR rtl-optimization/71976
10985 * combine.c (get_last_value): Return 0 if the argument for which
10986 the function is called has a wider mode than the recorded value.
10988 2016-07-29 Marek Polacek <polacek@redhat.com>
10991 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
10992 (altivec_expand_st_builtin): Likewise.
10994 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
10996 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
10997 introduced in r238381.
10999 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
11001 PR middle-end/68217
11002 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
11003 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
11005 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
11007 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
11009 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11010 Add support for vec_extract of vector double or vector long having
11011 a variable element number on 64-bit ISA 2.07 systems or newer.
11012 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
11014 (rs6000_split_vec_extract_var): New function to split a
11015 vec_extract built-in function with variable element number.
11016 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
11018 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
11019 (UNSPEC_VSX_EXTRACT): Likewise.
11020 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
11021 direct move instructions to be generated on 64-bit ISA 2.07
11022 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
11024 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
11025 arguments for vec_extract variable element.
11026 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
11027 vec_extract with variable element on V2DFmode and V2DImode
11029 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
11030 -mupper-regs-df requirement, since it isn't needed.
11031 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
11032 do direct moves on 64-bit systems, which allows optimization of
11033 vec_extract on 64-bit ISA 2.07 systems and newer.
11035 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11036 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11038 * config/aarch64/aarch64.md
11039 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
11040 statement and type.
11041 (<optab>qihi2_aarch64): Likewise, and split into two.
11042 (extendqihi2_aarch64): New.
11043 (zero_extendqihi2_aarch64): New.
11044 * config/aarch64/iterators.md (ldrxt): Remove.
11045 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
11048 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11050 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
11052 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11054 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
11055 (aarch64_push_reg): New function to push 1 or 2 registers.
11056 (aarch64_pop_reg): New function to pop 1 or 2 registers.
11057 (aarch64_expand_prologue): Use aarch64_push_regs.
11058 (aarch64_expand_epilogue): Use aarch64_pop_regs.
11060 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
11062 PR tree-optimization/71734
11063 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
11064 attribute instead of REF_LOOP and use it.
11065 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
11066 set it for Loops having non-zero safelen attribute.
11067 (ref_indep_loop_p): Pass zero as initial value for safelen.
11069 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
11071 PR middle-end/72657
11073 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
11074 call using chkp_gimple_call_builtin_p.
11075 (chkp_copy_bounds_for_assign): Likewise.
11077 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11079 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
11080 * config/arm/arm-protos.h (struct tune_params): Likewise.
11081 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
11082 (cortex_a9_sched_adjust_cost): Likewise.
11083 (fa726te_sched_adjust_cost): Likewise.
11084 (arm_adjust_cost): Likewise.
11085 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
11086 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
11087 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
11088 * config/i386/i386.c (ix86_adjust_cost): Likewise.
11089 * config/ia64/ia64.c: Likewise.
11090 * config/m68k/m68k.c: Likewise.
11091 * config/mep/mep.c (mep_adjust_cost): Likewise.
11092 * config/microblaze/microblaze.c (microblaze_adjust_cost):
11094 * config/mips/mips.c (mips_adjust_cost): Likewise.
11095 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
11097 * config/pa/pa.c (pa_adjust_cost): Likewise.
11098 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
11099 (rs6000_debug_adjust_cost): Likewise.
11100 * config/sh/sh.c (sh_adjust_cost): Likewise.
11101 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
11102 (hypersparc_adjust_cost): Likewise.
11103 (sparc_adjust_cost): Likewise.
11104 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
11105 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
11106 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
11108 * config/visium/visium.c (visium_adjust_cost): Likewise.
11109 * doc/tm.texi: Regenerate.
11110 * haifa-sched.c (dep_cost_1): Adjust.
11111 * target.def: Merge adjust_cost and adjust_cost_2.
11113 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11115 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
11117 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11119 * store-motion.c (struct st_expr): Make pattern_regs a vector.
11120 (extract_mentioned_regs): Append to a vector instead of
11121 returning a rtx_expr_list.
11122 (st_expr_entry): Adjust.
11123 (free_st_expr_entry): Likewise.
11124 (store_ops_ok): Likewise.
11125 (store_killed_in_insn): Likewise.
11126 (find_moveable_store): Likewise.
11128 2016-07-28 Martin Liska <mliska@suse.cz>
11130 PR gcov-profile/68025
11131 * tree-profile.c (tree_profiling): Respect
11132 no_profile_instrument_function attribute.
11133 * doc/extend.texi: Document no_profile_instrument_function
11136 2016-07-28 Martin Liska <mliska@suse.cz>
11138 PR rtl-optimization/70944
11139 * combine.c (make_compound_operation):
11140 Do not allow make_compound_operation for vector mode
11142 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
11144 PR middle-end/71994
11145 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
11146 before calling get_ops.
11148 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11150 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
11151 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
11152 (BITS_PER_UNIT_LOG): Remove.
11153 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
11154 * expr.c (expand_assignment): Likewise.
11155 * stor-layout.c (initialize_sizetypes): Likewise.
11157 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
11159 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
11160 signature of rs6000_expand_vector_extract so that the element
11161 number is a RTX instead of a constant integer.
11162 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
11164 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
11165 (altivec_expand_vec_ext_builtin): Likewise.
11166 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
11167 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
11168 MFVSRLD instruction.
11170 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11172 * input.c (get_pure_location): Move here from tree.c.
11173 (make_location): Likewise. Add header comment.
11174 (selftest::test_accessing_ordinary_linemaps): Verify
11175 pure_location_p, make_location, get_location_from_adhoc_loc and
11176 get_range_from_loc.
11177 * input.h (get_pure_location): Move declaration here from tree.h.
11178 (get_finish): Likewise for inline function.
11179 (make_location): Likewise for declaration.
11180 * tree.c (get_pure_location): Move to input.c.
11181 (make_location): Likewise.
11182 * tree.h (get_pure_location): Move declaration to tree.h.
11183 (get_finish): Likewise for inline function.
11184 (make_location): Likewise for declaration.
11186 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11188 PR middle-end/71078
11189 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
11191 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11193 * system.h (STATIC_ASSERT): Use static_assert if building
11194 with C++11 onwards.
11196 2016-07-27 Richard Biener <rguenther@suse.de>
11198 PR tree-optimization/72517
11199 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
11200 Revert change to not compute read-read dependences.
11202 2016-07-27 Richard Biener <rguenther@suse.de>
11204 * predict.c (set_even_probabilities): Make nedges unsigned.
11206 2016-07-27 Martin Liska <mliska@suse.cz>
11208 * predict.c (set_even_probabilities): Handle unlikely edges.
11209 (combine_predictions_for_bb): Likewise.
11211 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11214 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
11215 __float128 support when we don't have hardware support, so that
11216 the IEEE built-in functions like isgreater, first call __unordkf3
11217 to make sure neither operand is a NaN, and if both operands are
11218 ordered, do the normal comparison.
11220 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11222 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
11224 (extract_code_and_val_from_cond_with_ops): Verify that name is
11225 either cond_op0 or cond_op1.
11227 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11229 PR tree-optimization/18046
11230 * genmodes.c (emit_mode_size_inline): Emit an assert that
11231 verifies that mode is a valid array index.
11232 (emit_mode_nuinits_inline): Likewise.
11233 (emit_mode_inner_inline): Likewise.
11234 (emit_mode_unit_size_inline): Likewise.
11235 (emit_mode_unit_precision_inline): Likewise.
11236 * tree-vrp.c: Include params.h.
11237 (find_switch_asserts): Register edge assertions for the default
11238 label which correspond to the anti-ranges of each case label.
11239 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
11240 * doc/invoke.texi: Document it.
11242 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11244 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
11245 and unnecessary call to gimple_bb.
11247 2016-07-26 Richard Biener <rguenther@suse.de>
11249 PR rtl-optimization/71984
11250 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
11253 2016-07-26 Richard Biener <rguenther@suse.de>
11255 PR middle-end/72517
11256 * expmed.c (extract_bit_field_1): Constrain the vector mode
11257 with element size matching the extraction mode size when
11258 choosing a better vector mode to do the extraction from.
11260 2016-07-26 Richard Biener <rguenther@suse.de>
11261 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11263 PR middle-end/70920
11264 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
11267 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11269 * tree-ssa-structalias.c (struct scc_info): Change types of
11270 members to auto_sbitmap and auto_vec.
11271 (scc_info::scc_info): New constructor.
11272 (scc_info::~scc_info): New destructor.
11273 (init_scc_info): Remove.
11274 (free_scc_info): Remove.
11275 (find_indirect_cycles): Adjust.
11276 (perform_var_substitution): Likewise.
11277 (free_var_substitution_info): Likewise.
11279 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11281 * tree-outof-ssa.c (struct elim_graph): Change type of members
11282 to auto_vec and auto_sbitmap.
11283 (elim_graph::elim_graph): New constructor.
11284 (delete_elim_graph): Remove.
11285 (expand_phi_nodes): Adjust.
11287 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11289 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
11290 (new_elim_graph): Adjust.
11291 (clear_elim_graph): Likewise.
11292 (delete_elim_graph): Likewise.
11293 (elim_graph_size): Likewise.
11294 (elim_graph_add_node): Likewise.
11295 (elim_graph_add_edge): Likewise.
11296 (elim_graph_remove_succ_edge): Likewise.
11297 (eliminate_name): Likewise.
11298 (eliminate_build): Likewise.
11299 (elim_forward): Likewise.
11300 (elim_unvisited_predecessor): Likewise.
11301 (elim_backward): Likewise.
11302 (elim_create): Likewise.
11303 (eliminate_phi): Likewise.
11304 (expand_phi_nodes): Likewise.
11306 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11308 * bt-load.c (compute_out): Use auto_sbitmap class.
11309 (link_btr_uses): Likewise.
11310 * cfganal.c (mark_dfs_back_edges): Likewise.
11311 (post_order_compute): Likewise.
11312 (inverted_post_order_compute): Likewise.
11313 (pre_and_rev_post_order_compute_fn): Likewise.
11314 (single_pred_before_succ_order): Likewise.
11315 * cfgexpand.c (pass_expand::execute): Likewise.
11316 * cfgloop.c (verify_loop_structure): Likewise.
11317 * cfgloopmanip.c (fix_bb_placements): Likewise.
11318 (remove_path): Likewise.
11319 (update_dominators_in_loop): Likewise.
11320 * cfgrtl.c (break_superblocks): Likewise.
11321 * ddg.c (check_sccs): Likewise.
11322 (create_ddg_all_sccs): Likewise.
11323 * df-core.c (df_worklist_dataflow): Likewise.
11324 * dse.c (dse_step3): Likewise.
11325 * except.c (eh_region_outermost): Likewise.
11326 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11327 * gcse.c (prune_expressions): Likewise.
11328 (prune_insertions_deletions): Likewise.
11329 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
11330 * graph.c (draw_cfg_nodes_no_loops): Likewise.
11331 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
11332 * lcm.c (compute_earliest): Likewise.
11333 (compute_farthest): Likewise.
11334 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
11335 (unroll_loop_runtime_iterations): Likewise.
11336 (unroll_loop_stupid): Likewise.
11337 * lower-subreg.c (decompose_multiword_subregs): Likewise.
11338 * lra-lives.c: Likewise.
11339 * lra.c (lra): Likewise.
11340 * modulo-sched.c (schedule_reg_moves): Likewise.
11341 (optimize_sc): Likewise.
11342 (get_sched_window): Likewise.
11343 (sms_schedule_by_order): Likewise.
11344 (check_nodes_order): Likewise.
11345 (order_nodes_of_sccs): Likewise.
11346 (order_nodes_in_scc): Likewise.
11347 * recog.c (split_all_insns): Likewise.
11348 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
11349 * reload1.c (reload): Likewise.
11350 * sched-rgn.c (haifa_find_rgns): Likewise.
11351 (split_edges): Likewise.
11352 (compute_trg_info): Likewise.
11353 * sel-sched.c (init_seqno): Likewise.
11354 * store-motion.c (remove_reachable_equiv_notes): Likewise.
11355 * tree-into-ssa.c (update_ssa): Likewise.
11356 * tree-ssa-live.c (live_worklist): Likewise.
11357 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
11358 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11360 (try_peel_loop): Likewise.
11361 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11363 * tree-ssa-pre.c (compute_antic): Likewise.
11364 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
11365 * tree-stdarg.c (reachable_at_most_once): Likewise.
11366 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
11367 * var-tracking.c (vt_find_locations): Likewise.
11369 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11371 * sbitmap.h (auto_sbitmap): New class.
11373 2016-07-26 Alan Modra <amodra@gmail.com>
11376 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
11379 2016-07-25 David Malcolm <dmalcolm@redhat.com>
11381 * input.c (selftest::temp_source_file::temp_source_file): Fix
11382 missing "%s" in fprintf.
11384 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
11386 PR middle-end/71732
11387 * cselib.c (cselib_process_insn): Invalidate argument slots for
11390 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11392 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
11393 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
11394 vmulxh_lane_f16, vmulxh_laneq_f16): New.
11396 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11398 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11399 * config/aarch64/aarch64.md (fma, fnma): Support HF.
11400 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
11402 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11404 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11405 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
11407 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
11408 (add<mode>3): Likewise.
11409 (sub<mode>3): Likewise.
11410 (mul<mode>3): Likewise.
11411 (div<mode>3): Likewise.
11412 (*div<mode>3): Likewise.
11413 (<fmaxmin><mode>3): Extend to HF.
11414 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
11415 (fabd<mode>3): Likewise.
11416 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
11417 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
11418 (aarch64_fmulx<mode>): Likewise.
11419 (aarch64_fac<optab><mode>): Likewise.
11420 (aarch64_frecps<mode>): Likewise.
11421 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
11422 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
11423 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
11424 (VSDQ_HSDI): Support HI.
11425 (fcvt_target, FCVT_TARGET): Likewise.
11426 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
11427 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
11428 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
11429 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
11430 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
11431 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
11432 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
11433 vrsqrtsh_f16): New.
11435 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11437 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
11438 * config/aarch64/aarch64-builtins.c (hi_UP): New.
11439 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11440 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
11442 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
11443 (aarch64_cm<optab><mode>): Likewise.
11444 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
11445 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
11446 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
11447 (sqrt<mode>2): Likewise.
11448 (*sqrt<mode>2): Likewise.
11449 (abs<mode>2): Likewise.
11450 (<optab><mode>hf2): New pattern for HF mode.
11451 (<optab>hihf2): Likewise.
11452 * config/aarch64/arm_neon.h: Include arm_fp16.h.
11453 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
11454 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
11456 * config/aarch64/arm_fp16.h: New file.
11457 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
11458 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
11459 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
11460 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
11461 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
11462 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
11463 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
11464 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
11465 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
11466 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
11467 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
11468 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
11471 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11473 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
11474 reduc_smin_scal_): Use VDQIF_F16.
11475 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
11476 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
11478 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
11479 * config/aarch64/iterators.md (VDQIF_F16): New.
11480 (vp): Support HF modes.
11481 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
11482 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
11484 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11486 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
11487 "*aarch64_mulx_elt_from_dup<mode>".
11488 (*aarch64_mul3_elt<mode>): Update schedule type.
11489 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
11490 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
11491 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
11492 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
11493 (f, fp): Support HF modes.
11494 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
11495 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
11496 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
11497 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
11498 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
11499 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
11501 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11503 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11504 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
11506 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
11509 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11511 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11512 * config/aarch64/aarch64-simd.md
11513 (aarch64_rsqrts<mode>): Extend to HF modes.
11514 (fabd<mode>3): Likewise.
11515 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
11516 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
11517 (aarch64_<maxmin_uns>p<mode>): Likewise.
11518 (<su><maxmin><mode>3): Likewise.
11519 (<maxmin_uns><mode>3): Likewise.
11520 (<fmaxmin><mode>3): Likewise.
11521 (aarch64_faddp<mode>): Likewise.
11522 (aarch64_fmulx<mode>): Likewise.
11523 (aarch64_frecps<mode>): Likewise.
11524 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
11525 (add<mode>3): Extend to HF modes.
11526 (sub<mode>3): Likewise.
11527 (mul<mode>3): Likewise.
11528 (div<mode>3): Likewise.
11529 (*div<mode>3): Likewise.
11530 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
11532 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
11533 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
11534 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
11535 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
11536 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
11537 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
11538 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
11539 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
11540 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
11541 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
11542 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
11543 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
11544 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
11545 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
11547 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11549 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
11550 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11551 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
11552 (neg<mode>2): Likewise.
11553 (abs<mode>2): Likewise.
11554 (<frint_pattern><mode>2): Likewise.
11555 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
11556 (<optab><VDQF:mode><fcvt_target>2): Likewise.
11557 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
11558 (ftrunc<VDQF:mode>2): Likewise.
11559 (<optab><fcvt_target><VDQF:mode>2): Likewise.
11560 (sqrt<mode>2): Likewise.
11561 (*sqrt<mode>2): Likewise.
11562 (aarch64_frecpe<mode>): Likewise.
11563 (aarch64_cm<optab><mode>): Likewise.
11564 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
11566 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
11567 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
11569 * config/aarch64/arm_neon.h (vdup_n_f16): New.
11570 (vdupq_n_f16): Likewise.
11571 (vld1_dup_f16): Use vdup_n_f16.
11572 (vld1q_dup_f16): Use vdupq_n_f16.
11573 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
11574 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
11575 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
11576 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
11577 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
11578 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
11579 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
11580 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
11581 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
11582 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
11583 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
11584 vsqrt_f16, vsqrtq_f16): New.
11586 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11588 * config/aarch64/aarch64-simd.md
11589 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
11590 (aarch64_ext<mode>): Likewise.
11591 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
11592 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
11593 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
11595 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
11597 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
11598 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
11599 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
11600 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
11601 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
11602 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
11603 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
11605 (vmov_n_f16): Reimplement using vdup_n_f16.
11606 (vmovq_n_f16): Reimplement using vdupq_n_f16..
11608 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11610 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
11611 "frame_related_p". Generate CFA annotation when it's necessary.
11612 (aarch64_expand_prologue): Use aarch64_add_constant.
11613 (aarch64_expand_epilogue): Likewise.
11614 (aarch64_output_mi_thunk): Pass "false" when calling
11615 aarch64_add_constant.
11617 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11619 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
11622 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11624 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
11625 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
11626 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
11627 (aarch64_build_constant): Delete.
11629 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
11632 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
11634 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
11635 flag_toplevel_reorder.
11637 2016-07-25 Richard Biener <rguenther@suse.de>
11639 * cgraph.c (cgraph_node::verify_node): Compare against builtin
11640 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
11641 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
11642 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
11643 (streamer_get_builtin_tree): Likewise.
11644 (streamer_write_builtin): Likewise.
11645 * lto-streamer.h (LTO_builtin_decl): Remove.
11646 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
11647 (lto_input_scc): Remove LTO_builtin_decl handling.
11648 (lto_input_tree_1): Liekwise.
11649 * lto-streamer-out.c (lto_output_tree_1): Remove special
11650 handling of builtins.
11651 (DFS::DFS): Likewise.
11652 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
11653 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
11655 (streamer_write_builtin): Remove.
11657 2016-07-25 Martin Liska <mliska@suse.cz>
11659 * lto-cgraph.c (input_symtab): Don't call get_working_sets
11660 if flag_auto_profile is set to true.
11662 2016-07-25 Martin Liska <mliska@suse.cz>
11664 PR gcov-profile/71868
11665 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
11666 have a function with multiple latches, count them all.
11668 2016-07-25 Martin Liska <mliska@suse.cz>
11670 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
11672 2016-07-25 Martin Liska <mliska@suse.cz>
11674 PR tree-optimization/71987
11675 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
11676 just for SSA_NAMEs. Fix GNU coding style.
11678 2016-07-25 Martin Liska <mliska@suse.cz>
11680 PR gcov-profile/64874
11681 * gcov-io.h: Update command about file format.
11682 * gcov-iov.c (main): Adapt the numbering scheme.
11684 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11686 PR middle-end/66726
11687 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
11688 whose result is used in PHI.
11689 (final_range_test_p): Likewise.
11690 (maybe_optimize_range_tests): Likewise.
11692 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11694 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11695 Reformat two multi-line strings.
11697 2016-07-22 Martin Sebor <msebor@redhat.com>
11699 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
11701 2016-07-22 Martin Sebor <msebor@redhat.com>
11704 * doc/extend.texi (Compound Literals): Correct and clarify.
11705 (Cast to Union): Same.
11707 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
11709 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
11710 comments to explain why certain error messages make mention of
11711 undocumented options.
11712 (rs6000_invalid_builtin): Change error messages to replace mention
11713 of undocumented options with mention of the -mcpu=power9 option
11714 that enables those undocumented options.
11715 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
11716 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
11717 definition of this macro to correct an existing error.
11718 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
11719 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
11720 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
11721 descriptions of built-in functions so that they depend on
11722 -mcpu=power9 instead of on the corresponding undocumented flags.
11723 * doc/invoke.texi (Option Summary): Remove all mention of newly
11724 undocumented flags.
11725 (IBM RS/6000 and PowerPC Options): Likewise.
11726 * doc/md.texi (Constraints for Particuliar Machines): Remove all
11727 mention of newly undocumented flags.
11729 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
11731 * ipa-cp.c (determine_versionability): Do not create constprop clones,
11732 when target_clones attribute is set.
11734 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11736 * common.opt (funsafe-loop-optimizations): Mark ignore.
11737 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
11738 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
11740 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
11741 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
11743 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11745 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
11747 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
11749 (number_of_iterations_exit): Warn missed loop optimization for
11750 possible infinite loops.
11752 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
11755 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
11756 when to emit a ".machine" pseudo-op.
11758 2016-07-22 Martin Liska <mliska@suse.cz>
11760 PR gcov-profile/69028
11761 PR gcov-profile/62047
11762 * coverage.c (coverage_compute_lineno_checksum): Do not
11763 calculate checksum for fns w/o xloc.file.
11764 (coverage_compute_profile_id): Likewise.
11766 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
11768 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
11769 (avr_secondary_reload): ...and implementation.
11770 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
11771 * config/avr/avr.md (reload_in<mode>): Remove insns.
11772 (adjust_len) [lpm]: Remove insn attribute value.
11773 * config/avr/predicates.md (flash_operand): Remove insn predicate.
11775 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11777 PR middle-end/71876
11778 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
11780 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
11781 * calls.c (special_function_p): Remove the special handling of the
11782 "__builtin_" prefix.
11784 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11786 PR middle-end/71876
11787 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
11788 if STMT may be an alloca call.
11789 (gimple_alloca_call_p, alloca_call_p): Return only true for the
11790 builtin alloca call.
11791 * calls.h (gimple_maybe_alloca_call_p): New function.
11792 * tree-inline.c (inline_forbidden_p_stmt): Use
11793 gimple_maybe_alloca_call_p here.
11795 2016-07-21 David Malcolm <dmalcolm@redhat.com>
11797 * spellcheck-tree.c (best_macro_match::best_macro_match):
11798 Explictly specify the template arguments when invoking the base
11799 class constructor, to help older C++ compilers.
11801 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11804 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
11805 before builtin_decl_implicit.
11807 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11809 * optabs.c (emit_condiitonal_move): Short circuit for identical
11812 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11814 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
11815 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
11816 (noce_conversion_profitable_p): New.
11817 (noce_try_store_flag_constants): Use it.
11818 (noce_try_addcc): Likewise.
11819 (noce_try_store_flag_mask): Likewise.
11820 (noce_try_cmove): Likewise.
11821 (noce_try_cmove_arith): Likewise.
11822 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
11824 (noce_convert_multiple_sets): Move cost model to here, from...
11825 (bb_ok_for_noce_convert_multiple_sets) ...here.
11826 (noce_process_if_block): Update calls for above changes.
11827 (noce_find_if_block): Record new noce_if_info parameters.
11829 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11831 * target.def (max_noce_ifcvt_seq_cost): New.
11832 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
11833 * doc/tm.texi: Regenerate.
11834 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
11835 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
11836 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
11837 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
11838 * doc/invoke.texi: Document new params.
11840 2016-07-21 Richard Biener <rguenther@suse.de>
11842 PR tree-optimization/71947
11843 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
11844 ranges have useful limit_vr information.
11846 2016-07-21 Richard Biener <rguenther@suse.de>
11848 * function-tests.c (build_trivial_generic_function): Set
11849 BLOCK_SUPERCONTEXT of DECL_INITIAL.
11850 * omp-low.c (create_omp_child_function): Likewise.
11851 (grid_expand_target_grid_body): Likewise.
11852 * cgraphunit.c (init_lowered_empty_function): Likewise.
11853 (cgraph_node::expand_thunk): Likewise.
11854 * tree-parloops.c (create_loop_fn): Likewise.
11855 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
11857 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11859 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
11862 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
11864 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
11865 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
11866 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
11867 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
11868 values for insn attribute.
11869 * config/avr/avr.c (avr_out_insert_notbit): New function.
11870 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
11871 ADJUST_LEN_INSV_NOTBIT_0/_7.
11872 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
11874 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11876 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
11877 (chrec_convert_1, chrec_convert): Ditto.
11878 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
11879 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
11880 * tree-vrp.c (adjust_range_with_scev): Ditto.
11881 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
11882 (scev_var_range_cant_overflow): New function.
11883 (scev_probably_wraps_p): New parameter. Call above function.
11884 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
11886 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11888 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
11889 by removing computation of may_be_zero.
11891 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11893 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
11895 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
11897 Improving concepts performance and diagnostics.
11898 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
11899 for constraint satisfaction and subsumption.
11900 * timevar.h (auto_timevar): New constructor that matches the push/pop
11901 pattern of usage in pt.c.
11903 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11905 * hwint.h (HOST_WIDE_INT_0): New define.
11906 (HOST_WIDE_INT_0U): Ditto.
11907 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
11908 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
11909 * simplify-rtx.c: Ditto.
11910 * tree-object-size.c: Ditto.
11912 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11914 * config/s390/s390.c (s390_encode_section_info): Remove mode size
11917 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11919 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
11920 * combine.c: Use HOST_WIDE_INT_M1U instead of
11921 ~(unsigned HOST_WIDE_INT) 0.
11922 * double-int.h: Ditto.
11924 * dwarf2asm.c:Ditto.
11926 * genmodes.c: Ditto.
11928 * read-rtl.c: Ditto.
11929 * tree-ssa-loop-ivopts.c: Ditto.
11930 * tree-ssa-loop-prefetch.c: Ditto.
11931 * tree-vect-generic.c: Ditto.
11932 * tree-vect-patterns.c: Ditto.
11935 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11937 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
11938 constant addresses outside [0,0xc0] into a register.
11939 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
11940 cases where the base address register is unused after.
11941 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
11942 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
11943 (avr_out_store_psi_reg_disp_tiny): Same.
11945 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11947 Implement attribute progmem on reduced Tiny cores by adding
11948 flash offset 0x4000 to respective symbols.
11951 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
11952 documentation how it works on reduced Tiny cores.
11953 (AVR Named Address Spaces): No support for reduced Tiny.
11954 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
11955 (avr_address_tiny_pm_p): New static function.
11956 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
11957 if the address is in progmem.
11958 (avr_assemble_integer): Same.
11959 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
11960 for symbol_ref in progmem.
11961 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
11962 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
11963 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
11965 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
11967 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
11968 * configure: Regenerate.
11969 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
11970 (USE_THIN_ARCHIVES): New variable.
11971 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
11972 this archive as a thin archive.
11974 2016-07-20 David Malcolm <dmalcolm@redhat.com>
11976 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
11977 same location as last time, don't skip if we have fix-it hints.
11978 Clarify the skipping logic by converting it from one "if" clause
11979 to repeated "if" clauses.
11980 * spellcheck-tree.c: Include "cpplib.h".
11981 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
11982 (best_macro_match::best_macro_match): New constructor.
11983 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
11984 Move here from c/c-decl.c.
11985 (class best_macro_match): Move here from c/c-decl.c, converting
11986 from a typedef to a subclass, gaining a ctor.
11988 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11990 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
11991 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
11993 (avr_addr_space_diagnose_usage): ...and implementation.
11994 (avr_addr_space_supported_p): New function.
11995 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
11996 report bad address space usage if that space is supported.
11997 (avr_insert_attributes): Same. No more complain about unsupported
11999 * config/avr/avr-c.c (tm_p.h): Include it.
12000 (avr_cpu_cpp_builtins): Only define addr-space related built-in
12001 macro if avr_addr_space_supported_p.
12003 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12005 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12006 flag_toplevel_reorder.
12008 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12010 * gcc-rich-location.c
12011 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
12013 * gcc-rich-location.h
12014 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
12016 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12018 * target.def (addr_space): Add new diagnose_usage to hook vector.
12019 * targhooks.c (default_addr_space_diagnose_usage): Add default
12020 implementation and...
12021 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
12022 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
12023 is some address space, call targetm.addr_space.diagnose_usage.
12024 * doc/tm.texi.in (Named Address Spaces): Add anchor for
12025 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
12026 * doc/tm.texi: Regenerate.
12028 2016-07-20 Martin Liska <mliska@suse.cz>
12030 PR middle-end/71898
12031 * graphite-isl-ast-to-gimple.c (later_of_the_two):
12032 Properly handly PHI stmts.
12034 2016-07-20 Bin Cheng <bin.cheng@arm.com>
12036 PR tree-optimization/71503
12037 PR tree-optimization/71683
12038 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
12041 2016-07-20 Martin Liska <mliska@suse.cz>
12043 * doc/invoke.texi (-fipa-ra): Document when the option is
12044 disabled. Fix a typo.
12046 2016-07-20 Martin Liska <mliska@suse.cz>
12048 * Makefile.in: Include fibonacci_heap.c
12049 * fibonacci_heap.c: New file.
12050 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
12051 (fibonacci_heap::union_with): Fix deletion of the second heap.
12052 * selftest-run-tests.c (selftest::run_tests): Incorporate
12053 fibonacci heap tests.
12054 * selftest.h: Declare fibonacci_heap_c_tests.
12056 2016-07-20 Martin Liska <mliska@suse.cz>
12058 * selftest-run-tests.c (selftest::run_tests): New function.
12059 * selftest.h (sreal_c_tests): Declare.
12060 * sreal.c (sreal_verify_basics): New function.
12061 (verify_aritmetics): Likewise.
12062 (sreal_verify_arithmetics): Likewise.
12063 (verify_shifting): Likewise.
12064 (sreal_verify_shifting): Likewise.
12065 (void sreal_c_tests): Likewise.
12067 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12069 PR rtl-optimization/71916
12070 * cfgrtl.c (contains_no_active_insn_p): Return false also for
12071 bb which have a single succ fake edge.
12073 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
12076 * dwarf2out.c (gen_subprogram_die): Only call
12077 gen_unspecified_parameters_die while dumping early dwarf.
12079 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12081 PR middle-end/71874
12082 * gimple-fold.c (fold_builtin_memory_op): Use
12083 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
12085 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
12087 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
12088 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
12089 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
12090 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
12091 * combine.c: Ditto.
12094 * double-int.c: Ditto.
12096 * dwarf2out.c: Ditto.
12099 * fold-const.c: Ditto.
12100 * function.c: Ditto.
12102 * genmodes.c: Ditto.
12106 * loop-doloop.c: Ditto.
12107 * loop-invariant.c: Ditto.
12108 * loop-iv.c: Ditto.
12113 * rtlanal.c: Ditto.
12114 * simplify-rtx.c: Ditto.
12115 * stor-layout.c: Ditto.
12117 * tree-ssa-loop-ivopts.c: Ditto.
12118 * tree-vect-generic.c: Ditto.
12119 * tree-vect-patterns.c: Ditto.
12124 * wide-int-print.cc: Ditto.
12125 * wide-int.cc: Ditto.
12126 * wide-int.h: Ditto.
12128 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12130 * selftest.c (selftest::assert_streq): Handle NULL values of
12131 val_actual and val_expected.
12133 2016-07-19 Martin Jambor <mjambor@suse.cz>
12136 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
12137 rather than cgraph_create_node to get a call graph node.
12139 2016-07-19 Richard Biener <rguenther@suse.de>
12141 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
12142 handle all tcc_constant bases and valueize SSA names.
12143 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
12144 tcc_constant bases.
12146 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12148 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
12149 the flags of the exit block and bb2, not just the entry block.
12151 2016-07-19 Richard Biener <rguenther@suse.de>
12153 PR tree-optimization/71901
12154 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
12155 align member, group stuff with the bitfield.
12156 (vn_ref_op_align_unit): New inline.
12157 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
12158 record element alignment and operand 3 unchanged.
12159 (ao_ref_init_from_vn_reference): Adjust.
12160 (valueize_refs_1): Likewise.
12161 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
12163 2016-07-19 Richard Biener <rguenther@suse.de>
12165 PR tree-optimization/71908
12166 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
12167 symbolic constants in a more reliable way.
12169 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
12171 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
12173 (vect_update_inits_of_drs): Likewise.
12174 (vect_create_cond_for_alias_checks): Likewise.
12175 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
12177 2016-07-19 Richard Biener <rguenther@suse.de>
12180 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
12181 with an abstract origin that is not an inlined function outer
12182 scope add a self-reference as abstract origin.
12183 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
12185 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12188 * config/rs6000/rs6000.c (rs6000_function_value): Fix
12189 unintentional System V.4 structure return breakage for structures
12190 with a single floating point element.
12192 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12194 PR tree-optimization/71734
12195 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
12196 contains REF, use it to check safelen, assume that safelen value
12197 must be greater 1, fix style.
12198 (ref_indep_loop_p_2): Add REF_LOOP argument.
12199 (ref_indep_loop_p): Pass LOOP as additional argument to
12200 ref_indep_loop_p_2.
12202 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
12204 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
12205 allocation in the prologue.
12206 * explow.c (get_dynamic_stack_base): New function to return an address
12207 expression for the dynamic stack base.
12208 (get_dynamic_stack_size): New function to do the required dynamic stack
12209 space size calculations.
12210 (allocate_dynamic_stack_space): Use new functions.
12211 (align_dynamic_address): Move some code from
12212 allocate_dynamic_stack_space to new function.
12213 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
12215 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12217 * config/s390/s390.c (s390_encode_section_info): Always set
12218 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
12221 2016-07-18 Richard Biener <rguenther@suse.de>
12223 PR tree-optimization/71893
12224 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
12225 for sizetype cast added by array_ref_element_size.
12226 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12228 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
12230 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
12231 register parameters. Remove code to initialize argument pointer
12232 on TARGET_64BIT. Optimize call to _mcount when it can be reached
12233 using a pc-relative branch. Cleanup conditional code.
12234 * config/pa/pa.md (call_mcount): New expander.
12235 (call_mcount_nonpic): New insn.
12236 (call_mcount_pic): New insn and split.
12237 (call_mcount_pic_post_reload): New insn.
12238 (call_mcount_64bit): New insn and split.
12239 (call_mcount_64bit_post_reload): New insn.
12241 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
12243 * config/avr/predicates.md (const_m255_to_m1_operand): New.
12244 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
12245 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
12246 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
12247 (*usum_widenqihi3, *udiff_widenqihi3)
12248 (*addhi3_zero_extend.const): New combiner insns.
12249 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
12250 just 1 bit is affected.
12251 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
12252 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
12254 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
12256 * omp-low.c (lower_omp_target): Mark data clauses with
12257 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
12258 zero-length subarrays.
12260 2016-07-15 Richard Biener <rguenther@suse.de>
12262 PR tree-optimization/71881
12263 * tree-loop-distribution.c (destroy_loop): Remove blocks in
12264 reverse DOM order to make debug temp generation happy.
12266 2016-07-15 Richard Biener <rguenther@suse.de>
12268 PR tree-optimization/71887
12269 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
12270 verify it is not zero for division / modulo handling.
12271 (value_replacement): Adjust.
12273 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
12274 Julian Brown <julian@codesourcery.com>
12276 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
12277 * config/aarch64/aarch64-cost-tables.h
12278 (vulcan_extra_costs): New variable.
12279 * config/aarch64/aarch64.c
12280 (vulcan_addrcost_table): Likewise.
12281 (vulcan_regmove_cost): Likewise.
12282 (vulcan_vector_cost): Likewise.
12283 (vulcan_branch_cost): Likewise.
12284 (vulcan_tunings): Likewise.
12286 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
12288 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
12289 (output_in_order): Loop over undefined variables too. Output them
12290 via assemble_undefined_decl. Skip variables that correspond to hard
12291 registers or have value-exprs.
12292 * varpool.c (symbol_table::output_variables): Handle undefined
12293 variables together with defined ones.
12295 2016-07-15 Richard Biener <rguenther@suse.de>
12297 * tree-ssa-pre.c (get_representative_for): Make sure to return
12298 the value number of SSA names.
12299 (phi_translate_1): get_representative_for cannot return NULL.
12300 (do_pre_regular_insertion): Remove redundant call to
12301 fully_constant_expression.
12302 (do_pre_partial_partial_insertion): Likewise.
12304 2016-07-15 Bin Cheng <bin.cheng@arm.com>
12306 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
12307 (derive_simple_iv_with_niters): New function.
12308 (simple_iv): Rewrite using simple_iv_with_niters.
12309 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
12310 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12312 (number_of_iterations_exit): Rewrite using above function.
12313 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12316 2016-07-15 Richard Biener <rguenther@suse.de>
12318 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
12319 vec_construct cost.
12321 2016-07-14 Jakub Jelinek <jakub@redhat.com>
12323 PR tree-optimization/71872
12324 * tree-data-ref.c (get_references_in_stmt): Ignore references
12325 with is_gimple_constant get_base_address.
12327 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12329 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
12330 (TARGET_HAVE_LDACQD): New macro.
12331 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
12332 than TARGET_HAVE_LDACQ.
12333 (arm_load_acquire_exclusivedi): Likewise.
12334 (arm_store_release_exclusivedi): Likewise.
12336 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12338 PR rtl-optimization/71878
12339 * lra-constraints.c (match_reload): Pass information about other
12340 output operands. Create new unique register value if matching input
12341 operand shares same register value as output operand being considered.
12342 (curr_insn_transform): Record output operands already processed.
12344 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12347 PR tree-optimization/70923
12348 * tree-vect-patterns.c: Include mult-synthesis.h.
12349 (target_supports_mult_synth_alg): New function.
12350 (synth_lshift_by_additions): Likewise.
12351 (apply_binop_and_append_stmt): Likewise.
12352 (vect_synth_mult_by_constant): Likewise.
12353 (target_has_vecop_for_code): Likewise.
12354 (vect_recog_mult_pattern): Use above functions to synthesize vector
12355 multiplication by integer constants.
12357 2016-07-14 Alan Modra <amodra@gmail.com>
12359 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
12360 gpr alternatives. Correct '*' placement on Y,r alternative.
12361 Add '*' on operand 1 of r,r alternative.
12363 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12365 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
12366 * expmed.h: ... Here.
12368 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
12370 * gimple.h (stmt_can_terminate_bb_p): New function.
12371 * tree-cfg.c (need_fake_edge_p): Rename to ...
12372 (stmt_can_terminate_bb_p): ... this; return true if stmt can
12373 throw external; handle const and pure calls.
12374 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
12376 2016-07-14 Richard Biener <rguenther@suse.de>
12378 PR tree-optimization/71866
12379 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
12380 (do_hoist_insertion): Avoid endless recursion when we
12381 didn't insert anything because we managed to simplify
12382 things down to a constant or SSA name.
12383 (fully_constant_expression): Re-write in terms of ...
12384 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
12385 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
12386 vn_nary_build_or_lookup_1.
12387 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
12388 (vn_nary_build_or_lookup): ... this which now wraps it.
12390 2016-07-14 Alan Modra <amodra@gmail.com>
12393 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
12394 with p9_vector override before power9-dform override.
12396 2016-07-13 Andi Kleen <ak@linux.intel.com>
12398 * value-prof.c (gimple_value_profile_transformations): Don't run
12399 when auto_profile is on.
12401 2016-07-13 Andi Kleen <ak@linux.intel.com>
12403 * auto-profile.c (update_inlined_ind_target,
12404 afdo_indirect_call): Print information to dump file.
12406 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
12408 * genrecog.c (special_predicate_operand_p): New function.
12409 (predicate_name): Move function.
12410 (validate_pattern): Don't warn about missing mode for all
12411 define_special_predicate predicates.
12413 2016-07-13 Bin Cheng <bin.cheng@arm.com>
12415 * tree-vect-data-refs.c (vect_no_alias_p): New function.
12416 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
12417 resolve alias checks which are known at compilation time.
12418 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
12419 alias checks are resolved. Move dump info for too many runtime
12420 alias checks to here...
12421 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
12423 2016-07-13 Richard Biener <rguenther@suse.de>
12425 PR tree-optimization/24574
12426 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
12427 position and add shift, rotate, divison and modulo support
12429 (value_replacement): Pass in argument position to absorbing_element_p.
12431 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
12434 * ipa-inline-transform.c (inline_call): Support
12435 instrumented thunks.
12437 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12439 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
12440 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
12442 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
12443 Baseline. Make initial alternative TARGET_32BIT only.
12444 (udivsi3): Likewise.
12445 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
12446 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
12449 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12451 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
12452 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
12453 availability with TARGET_HAVE_MOVT.
12454 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
12455 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
12456 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
12458 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
12459 extra instruction if MOVW is available. Use a cost variable
12460 incremented by COSTS_N_INSNS (1) when the condition match rather than
12461 returning an arithmetic expression based on COSTS_N_INSNS. Make
12462 constant with bottom half word zero cost 2 instruction if MOVW is
12464 * config/arm/arm.md (define_attr "arch"): Add v8mb.
12465 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
12466 target is ARMv8-M Baseline.
12467 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
12468 (arm_movtas_ze): Likewise.
12469 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
12470 alternative for constants satisfying j constraint.
12471 (thumb1_movsi_insn): Likewise.
12472 (movsi splitter for K alternative): Tighten condition to not trigger
12473 if movt is available and j constraint is satisfied.
12474 (Pe immediate splitter): Likewise.
12475 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
12476 constant fitting in an halfword to use MOVW.
12477 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
12480 2016-07-13 Richard Biener <rguenther@suse.de>
12482 PR middle-end/71104
12483 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
12484 gimplifying the LHS. Make sure to gimplify a returning twice
12485 call LHS without using SSA names.
12487 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12489 * tree-data-ref.c (find_data_references_in_stmt): Remove
12490 unnecessary call to vec::release.
12491 (graphite_find_data_references_in_stmt): Likewise.
12492 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
12493 * tree-vect-stmts.c (vectorizable_condition): Likewise.
12495 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12497 * cfgexpand.c (expand_used_vars): Make the type of a local
12499 * genmatch.c (lower_for): Likewise.
12500 * haifa-sched.c (haifa_sched_init): Likewise.
12501 (add_to_speculative_block): Likewise.
12502 (create_check_block_twin): Likewise.
12503 * predict.c (handle_missing_profiles): Likewise.
12504 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
12505 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
12506 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
12508 (maybe_lower_iteration_bound): Likewise.
12509 * tree-ssa-sccvn.c (DFS): Likewise.
12510 * tree-stdarg.c (reachable_at_most_once): Likewise.
12511 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
12512 (vectorizable_store): Likewise.
12514 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12516 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
12517 (sccvn_dom_walker): make cond_stack an auto_vec.
12519 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12521 * ree.c (struct ext_state): Make type of members auto_vec.
12522 (find_and_remove_re): Adjust.
12524 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12526 * cfgexpand.c (struct stack_vars_data): Make type of fields
12528 (expand_used_vars): Adjust.
12530 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12532 * ipa.c (record_cdtor_fn): Adjust.
12533 (build_cdtor_fns): Likewise.
12534 (ipa_cdtor_merge): Make static_ctors and static_dtors local
12537 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12539 * genextract.c (struct accum_extract): Add constructor and make
12541 (gen_insn): Adjust.
12543 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12545 * tree.c (struct free_lang_data_d): Add constructor and change
12546 types of members to ones that automatically manage resources.
12547 (fld_worklist_push): Adjust.
12548 (find_decls_types): Likewise.
12549 (find_decls_types_in_eh_region): Likewise.
12550 (free_lang_data_in_cgraph): Stop manually creating and
12551 destroying members of free_lang_data_d.
12553 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
12555 PR rtl-optimization/68961
12556 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
12557 peephole variant. Use sse_reg_operand predicates.
12559 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
12561 * config/i386/predicates.md (x86_64_immediate_operand)
12562 <case CONST_INT>: Remove unneeded truncation to DImode.
12563 <case CONST>: Ditto.
12564 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12566 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12569 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
12570 The xxperm and xxpermr instructions require that the 2nd input
12571 operand overlap with the output operand, and not the 1st.
12572 (altivec_vperm_v8hiv16qi): Likewise.
12573 (altivec_vperm_<mode>_uns_internal): Likewise.
12574 (altivec_vpermr_<mode>_internal): Likewise.
12575 (vperm_v8hiv4si): Likewise.
12576 (vperm_v16qiv8hi): Likewise.
12578 2016-07-12 Nathan Sidwell <nathan@acm.org>
12580 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
12581 when -mno-pic-data-is-text-relative is in effect, by default.
12582 * doc/invoke.texi (mpic-data-is-text-relative): Document new
12583 behavior and clarify.
12585 2016-07-12 Martin Liska <mliska@suse.cz>
12587 * params.def: Add avg-loop niter.
12588 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
12589 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
12590 * doc/invoke.texi: Document the new parameter.
12592 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12594 PR middle-end/71700
12595 * expr.c (store_constructor): Mask sign-extended bits when widening
12596 sub-word constructor element at the start of a word.
12598 2016-07-12 Martin Liska <mliska@suse.cz>
12600 * Makefile.in: Append rule for params-options.h.
12601 * params-options.h: New file.
12603 2016-07-12 Martin Liska <mliska@suse.cz>
12605 * ira-build.c (mark_loops_for_removal): Properly iterate
12608 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
12609 Richard Biener <rguenther@suse.de>
12611 PR tree-optimization/23286
12612 PR tree-optimization/70159
12613 * doc/invoke.texi: Document -fcode-hoisting.
12614 * common.opt (fcode-hoisting): New flag.
12615 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
12616 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
12617 (do_regular_insertion): Rename to ...
12618 (do_pre_regular_insertion): ... this and amend general comments
12619 on insertion strathegy.
12620 (do_partial_partial_insertion): Rename to ...
12621 (do_pre_partial_partial_insertion): ... this.
12622 (do_hoist_insertion): New function.
12623 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
12624 and call do_hoist_insertion properly.
12626 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
12627 (pass_pre::execute): Register hoist_insert stats.
12629 2016-07-12 Jakub Jelinek <jakub@redhat.com>
12631 PR middle-end/71716
12632 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
12633 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
12634 is different from mode's bitsize. Small cleanup.
12636 2016-07-12 Richard Biener <rguenther@suse.de>
12638 PR rtl-optimization/68961
12639 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
12640 to simplify to a non-constant.
12642 2016-07-11 Jakub Jelinek <jakub@redhat.com>
12644 PR middle-end/71758
12645 * omp-low.c (expand_omp_target): Gimplify device.
12647 PR tree-optimization/71823
12648 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
12649 to get vec_oprnds2 from op2.
12651 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
12653 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
12654 Hoist common subexpressions.
12655 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12657 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
12660 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
12661 prevent generation of 'stxsiwx' on pre Power8 hardware.
12663 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12665 * input.c: Include cpplib.h.
12666 (selftest::temp_source_file): New class.
12667 (selftest::temp_source_file::temp_source_file): New ctor.
12668 (selftest::temp_source_file::~temp_source_file): New dtor.
12669 (selftest::should_have_column_data_p): New function.
12670 (selftest::test_should_have_column_data_p): New function.
12671 (selftest::temp_line_table): New class.
12672 (selftest::temp_line_table::temp_line_table): New ctor.
12673 (selftest::temp_line_table::~temp_line_table): New dtor.
12674 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
12675 it to create a temp_line_table.
12676 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
12677 locations that are known to have column data.
12678 (selftest::line_table_case): New struct.
12679 (selftest::test_reading_source_line): Move tempfile handling
12680 to class temp_source_file.
12681 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
12682 (selftest::assert_token_loc_eq): New function.
12683 (ASSERT_TOKEN_LOC_EQ): New macro.
12684 (selftest::test_lexer): New function.
12685 (selftest::boundary_locations): New array.
12686 (selftest::input_c_tests): Call test_should_have_column_data_p.
12687 Loop over a test matrix of interesting values of location and
12688 default_range_bits, calling test_lexer on each case in the matrix.
12689 Move call to test_accessing_ordinary_linemaps into the matrix.
12690 * selftest.h (ASSERT_EQ): Reimplement in terms of...
12691 (ASSERT_EQ_AT): New macro.
12693 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
12696 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12697 Don't convert TImode in debug insn.
12699 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12701 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
12702 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
12703 (tree_type_common::lang_flag_7): New.
12704 (tree_type_common::spare): Reduce size.
12705 * tree.h (TYPE_ALIGN_OK): Remove.
12706 (TYPE_LANG_FLAG_7): New.
12707 (get_inner_reference): Adjust header.
12708 * print-tree.c (print_node): Adjust.
12709 * expr.c (get_inner_reference): Remove parameter keep_aligning.
12710 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
12711 calls to get_inner_reference.
12712 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
12713 handling of TYPE_ALIGN_OK.
12714 * builtins.c (get_object_alignment_2): Adjust call to
12715 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
12716 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
12718 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
12719 * cfgexpand.c (expand_debug_expr): Likewise.
12720 * dbxout.c (dbxout_expand_expr): Likewise.
12721 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
12722 loc_list_from_tree, fortran_common): Likewise.
12723 * fold-const.c (optimize_bit_field_compare,
12724 decode_field_reference, fold_unary_loc, fold_comparison,
12725 split_address_to_core_and_offset): Likewise.
12726 * gimple-laddress.c (execute): Likewise.
12727 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
12728 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
12729 * hsa-gen.c (gen_hsa_addr): Likewise.
12730 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
12731 * tsan.c (instrument_expr): Likewise.
12732 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
12733 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
12734 * tree-affine.c (tree_to_aff_combination,
12735 get_inner_reference_aff): Adjust calls to get_inner_reference.
12736 * tree-data-ref.c (split_constant_offset_1,
12737 dr_analyze_innermost): Likewise.
12738 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
12739 * tree-sra.c (ipa_sra_check_caller): Likewise.
12740 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
12741 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
12742 bswap_replace): Likewise.
12743 * tree-vect-data-refs.c (vect_check_gather,
12744 vect_analyze_data_refs): Likewise.
12745 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
12746 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
12749 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12751 * Makefile.in (selftest-valgrind): New phony target.
12752 * function-tests.c (selftest::build_cfg): Delete pass instances
12753 created by the test.
12754 (selftest::convert_to_ssa): Likewise.
12755 (selftest::test_expansion_to_rtl): Likewise.
12756 * tree-cfg.c (selftest::test_linear_chain): Release dominator
12758 (selftest::test_diamond): Likewise.
12760 2016-07-11 Richard Biener <rguenther@suse.de>
12762 PR tree-optimization/71816
12763 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
12764 than replacing all of its operands.
12766 2016-07-11 Alan Modra <amodra@gmail.com>
12768 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
12769 (ctr<mode>): Add unspec.
12770 (ctr<mode>_internal*): Likewise.
12772 2016-07-08 James Bowman <james.bowman@ftdichip.com>
12774 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
12775 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
12777 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
12779 PR rtl-optimization/71621
12780 * lra-constraints.c (process_alt_operands): Check combination of
12781 reg class and mode.
12783 2016-07-08 Jason Merrill <jason@redhat.com>
12784 Richard Biener <rguenther@suse.de>
12786 P0145: Refining Expression Order for C++.
12787 * gimplify.c (initial_rhs_predicate_for): New.
12788 (gimplfy_modify_expr): Gimplify RHS before LHS.
12790 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12793 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12794 Allow standard error handling to take over when a wrong number
12795 of arguments is presented to __builtin_vec_ld () or
12796 __builtin_vec_st ().
12798 2016-07-08 Jiong Wang <jiong.wang@arm.com>
12800 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
12805 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
12806 __builtin_aarch64_fmaxv2sf.
12807 (vmaxnmq_f32): Likewise.
12808 (vmaxnmq_f64): Likewise.
12809 (vminnm_f32): Likewise.
12810 (vminnmq_f32): Likewise.
12811 (vminnmq_f64): Likewise.
12813 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
12816 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
12817 enable -mfloat128-hardware by default.
12818 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
12819 that IEEE 128-bit hardware support needs.
12820 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
12821 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
12822 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
12823 floating point requires.
12824 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12825 -mfloat128 and -mfloat128-hardware changes.
12827 2016-07-08 Alan Hayward <alan.hayward@arm.com>
12829 PR tree-optimization/71667
12830 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
12832 2016-07-08 Martin Liska <mliska@suse.cz>
12834 PR middle-end/71606
12835 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
12836 folding produces SAVE_EXPRs, thus return false for the type.
12838 2016-07-07 Martin Liska <mliska@suse.cz>
12840 * file-find.c (remove_prefix): New function.
12841 * file-find.h (remove_prefix): Declare the function.
12842 * gcc-ar.c (main): Skip a folder of the wrapper if
12843 a wrapped binary would point to the same file.
12845 2016-07-07 Jan Hubicka <jh@suse.cz>
12847 * tree-scalar-evolution.c (iv_can_overflow_p): export.
12848 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
12849 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
12851 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
12854 * ipa-inline-analysis.c (compute_inline_parameters): Set
12855 local.can_change_signature to false for intrumentation
12858 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12860 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
12861 with TARGET_HAVE_MOVT.
12862 (TARGET_HAVE_MOVT): Define.
12863 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
12864 availability with TARGET_HAVE_MOVT.
12865 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
12867 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
12869 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
12870 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
12871 * config/arm/constraints.md (define_constraint "j"): Use
12872 TARGET_HAVE_MOVT to check MOVT availability.
12874 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12876 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
12878 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12880 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
12881 (armv8-m.main): Likewise.
12882 (armv8-m.main+dsp): Likewise.
12883 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
12884 (FL_FOR_ARCH8M_MAIN): Likewise.
12885 * config/arm/arm-tables.opt: Regenerate.
12886 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
12887 armv8-m.main+dsp to BE8_LINK_SPEC.
12888 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
12889 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
12890 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
12891 Baseline and Mainline.
12892 (arm_option_override_internal): Also disable arm_restrict_it when
12893 !arm_arch_notm. Update comment for -munaligned-access to also cover
12895 (arm_file_start): Increase buffer size for printing architecture name.
12896 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
12897 and armv8-m.main+dsp.
12898 (mno-unaligned-access): Clarify that this is disabled by default for
12899 ARMv8-M Baseline architectures as well.
12901 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12903 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
12904 decide whether to prevent some libgcc routines being included for some
12905 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
12906 link between this condition and the one in
12907 libgcc/config/arm/lib1func.S.
12909 2016-07-07 Richard Biener <rguenther@suse.de>
12911 * tree-ssa-pre.c: Include alias.h.
12912 (compute_avail): If we have multiple VN_REFERENCEs with the
12913 same hashtable entry adjust that to make it a valid replacement
12914 for all of them with respect to alignment and aliasing
12915 when doing insertion.
12916 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
12917 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
12919 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
12923 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12924 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
12927 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12929 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
12930 (adjust_mems): Adjust.
12931 (adjust_insn): Likewise.
12932 (prepare_call_arguments): Likewise.
12934 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12936 * gcse.c (struct ls_expr): Make stores field a vector.
12937 (ldst_entry): Adjust.
12938 (free_ldst_entry): Likewise.
12939 (print_ldst_list): Likewise.
12940 (compute_ld_motion_mems): Likewise.
12941 (update_ld_motion_stores): Likewise.
12943 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12945 * gcse.c (struct ls_expr): Remove loads field.
12946 (ldst_entry): Adjust.
12947 (free_ldst_entry): Likewise.
12948 (print_ldst_list): Likewise.
12949 (compute_ld_motion_mems): Likewise.
12951 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12953 * store-motion.c (struct st_expr): Make antic_stores a vector.
12954 (st_expr_entry): Adjust.
12955 (free_st_expr_entry): Likewise.
12956 (print_store_motion_mems): Likewise.
12957 (find_moveable_store): Likewise.
12958 (compute_store_table): Likewise.
12959 (remove_reachable_equiv_notes): Likewise.
12960 (replace_store_insn): Likewise.
12961 (build_store_vectors): Likewise.
12963 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12965 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
12966 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
12968 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
12970 PR tree-optimization/71518
12971 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
12972 misalign also for outer loops with negative step.
12974 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
12976 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
12977 (cortex_a53_shift): Add mov_shift.
12978 (cortex_a53_shift_reg): Add new reservation for register shifts.
12979 (cortex_a53_alu): Remove bfm.
12980 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
12981 (cortex_a53_alu_extr): Add new reservation for EXTR.
12982 (bypasses): Improve bypass modelling.
12984 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12987 * config/avr/avr.c (avr_asm_select_section): Strip off
12988 SECTION_DECLARED from flags when calling get_section.
12990 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
12992 * tree-vectorizer.h (vect_memory_access_type): Add
12993 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
12994 * tree-vect-stmts.c (compare_step_with_zero): New function.
12995 (perm_mask_for_reverse): Move further up file.
12996 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
12998 (get_negative_load_store_type): New function.
12999 (get_load_store_type): Call it. Add an ncopies argument.
13000 (vectorizable_mask_load_store): Update call accordingly and
13001 remove tests for negative steps.
13002 (vectorizable_store, vectorizable_load): Likewise. Handle new
13003 memory_access_types.
13005 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13007 * tree-vectorizer.h (vect_memory_access_type): New enum.
13008 (_stmt_vec_info): Add a memory_access_type field.
13009 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
13010 (vect_model_store_cost): Take an access type instead of a boolean.
13011 (vect_model_load_cost): Likewise.
13012 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
13013 vect_model_store_cost and vect_model_load_cost.
13014 * tree-vect-stmts.c (vec_load_store_type): New enum.
13015 (vect_model_store_cost): Take an access type instead of a
13016 store_lanes_p boolean. Simplify tests.
13017 (vect_model_load_cost): Likewise, but for load_lanes_p.
13018 (get_group_load_store_type, get_load_store_type): New functions.
13019 (vectorizable_store): Use get_load_store_type. Record the access
13020 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
13021 (vectorizable_load): Likewise.
13022 (vectorizable_mask_load_store): Likewise. Replace is_store
13023 variable with vls_type.
13025 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13027 * tree-vectorizer.h (vect_grouped_load_supported): Add a
13028 single_element_p parameter.
13029 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
13030 Check the PR65518 case here rather than in vectorizable_load.
13031 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
13032 * tree-vect-stmts.c (vectorizable_load): Likewise.
13034 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13036 * tree-vectorizer.h (gather_scatter_info): New structure.
13037 (vect_check_gather_scatter): Return a bool rather than a decl.
13038 Replace return-by-pointer arguments with a single
13039 gather_scatter_info *.
13040 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
13041 (vect_analyze_data_refs): Update call accordingly.
13042 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
13043 (vectorizable_mask_load_store): Likewise. Also record the
13044 offset dt and vectype in the gather_scatter_info.
13045 (vectorizable_store): Likewise.
13046 (vectorizable_load): Likewise.
13048 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13050 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
13051 strided groups, use the cost of N scalar accesses instead
13052 of ncopies vector accesses.
13053 (vect_model_load_cost): Likewise.
13055 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13057 * tree-vect-stmts.c (vect_cost_group_size): Delete.
13058 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
13059 variable to indicate when once-per-group costs are being used.
13060 (vect_model_load_cost): Likewise. Fix comment and misindented code.
13062 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13064 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
13065 peeling-for-gaps condition.
13067 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13069 * config/s390/s390.c (s390_expand_vec_init): Force initializer
13070 element to register if it doesn't match general_operand.
13072 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
13073 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13075 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
13077 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
13078 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
13079 (SIGNBIT): New mode iterator.
13080 (Fsignbit): New mode attribute.
13081 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
13082 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
13083 when direct moves are available.
13084 (signbit<mode>2_dm): New define_insn_and_split).
13085 (signbit<mode>2_dm2): New define_insn.
13087 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13089 PR rtl-optimization/71594
13090 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
13091 into subregs of appropriate mode before trying to emit a conditional
13094 2016-07-05 Jan Hubicka <jh@suse.cz>
13096 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
13097 (simple_iv): Use it.
13099 2016-07-05 Jan Hubicka <jh@suse.cz>
13101 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
13103 2016-07-05 Jiong Wang <jiong.wang@arm.com>
13105 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
13108 2016-07-05 Jan Hubicka <jh@suse.cz>
13110 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
13113 2016-07-05 Richard Biener <rguenther@suse.de>
13115 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
13116 Handle empty else block.
13117 (is_feasible_trace): Likewise.
13118 (split_paths): Likewise.
13120 2016-07-05 Richard Biener <rguenther@suse.de>
13122 * tree-loop-distribution.c (distribute_loop): Fix issue with
13123 the cost model loop.
13125 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
13127 * config/arm/neon-testgen.ml: Delete.
13128 * config/arm/neon.ml: Delete.
13130 2016-07-04 Jakub Jelinek <jakub@redhat.com>
13133 * tree.c (attribute_value_equal): Use get_attribute_name instead of
13134 directly using TREE_PURPOSE.
13136 2016-07-04 Jiong Wang <jiong.wang@arm.com>
13138 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
13139 * config/aarch64/aarch64_neon.h: Likewise.
13140 * config/aarch64/arm_neon.h: Likewise.
13141 * config/aarch64/atomics.md: Likewise.
13142 * config/aarch64/aarch64-simd-builtins.def: Likewise.
13143 * doc/invoke.texi: Likewise.
13145 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13147 * config/s390/s390.md: Add "z13" cpu_facility.
13148 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
13149 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
13150 condition" type instructions.
13152 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13153 Jeff Law <law@redhat.com>
13155 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
13156 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
13158 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
13160 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
13161 permutation for TARGET_AVX512F.
13162 (ix86_expand_vec_one_operand_perm_avx512): New function.
13163 (expand_vec_perm_1): Invoke introduced function.
13164 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13165 it may be not valid after vectorization.
13167 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13170 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
13171 typo in comment. Only force to memory if it is a weak
13172 external reference.
13174 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
13175 Jiong Wang <jiong.wang@arm.com>
13177 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
13178 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
13179 (AARCH64_FL_F16): New.
13180 (AARCH64_FL_FOR_ARCH8_2): New.
13181 (AARCH64_ISA_8_2): New.
13182 (AARCH64_ISA_F16): New.
13183 (TARGET_FP_F16INST): New.
13184 (TARGET_SIMD_F16INST): New.
13185 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
13186 ("fp"): Disabling "fp" also disables "fp16".
13187 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
13188 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
13189 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
13190 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
13192 2016-07-04 Jan Beulich <jbeulich@suse.com>
13194 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
13196 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13199 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
13200 the insns, use an insn form that does not adjust the offset on
13201 little endian systems.
13203 2016-07-01 Jan Beulich <jbeulich@suse.com>
13205 * varasm.c (get_variable_section): Validate initializer in
13206 named .bss-like sections.
13208 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13210 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
13211 Exchange the order of the second and third operands in the vpermr
13212 instruction tmeplate.
13214 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
13217 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
13218 Disallow TDmode values.
13220 2016-07-01 Alan Modra <amodra@gmail.com>
13222 PR rtl-optimization/71709
13223 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
13224 being set, not referenced.
13226 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
13228 PR tree-optimization/70729
13229 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
13230 of loop since it can be not valid after transformation.
13232 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13234 * config/arm/arm.c (thumb_reload_in_hi): Delete.
13235 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
13237 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
13239 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
13242 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13245 * config/rs6000/constraints.md (wY constraint): New constraint to
13246 match the requirements for the LXSD and STXSD instructions.
13247 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
13248 predicate to match the requirements for the LXSD and STXSD
13250 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
13251 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
13252 to make sure that the bottom 2 bits of offset are 0, the address
13253 form is offsettable, and no updating is done in the address mode.
13254 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
13255 (movdi_internal32): Likewise
13256 (movdi_internal64): Likewise.
13258 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13260 PR tree-optimization/71707
13261 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
13262 strinfo even for ADDR_EXPR ptr.
13264 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
13266 * config/rs6000/altivec.md (darn_32): Change the condition to
13267 TARGET_P9_MISC instead of TARGET_MODULO.
13268 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
13269 condition expression.
13270 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
13271 condition expression.
13272 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
13273 (DFP_TEST): New code iterator.
13274 (dfptstsfi_<code>_mode>): New define_expand.
13275 (*dfp_sgnfcnc_<mode>): New define_insn.
13276 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
13277 definition next to BU_P9_MISC_1 definition and change the MASK
13278 value to RS6000_BTM_P9_MISC.
13279 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
13280 (BU_P9_64BIT_MISC_0): Likewise.
13281 (BU_P9_DFP_MISC_0): New macro definition.
13282 (BU_P9_DFP_MISC_1): New macro definition.
13283 (BU_P9_DFP_MISC_2): New macro definition.
13284 (BU_P9_DFP_OVERLOAD_1): New macro definition.
13285 (BU_P9_DFP_OVERLOAD_2): New macro definition.
13286 (BU_P9_DFP_OVERLOAD_3): New macro definition.
13287 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
13288 (TSTSFI_LT_TD): Likewise.
13289 (TSTSFI_EQ_DD): Likewise.
13290 (TSTSFI_EQ_TD): Likewise.
13291 (TSTSFI_GT_DD): Likewise.
13292 (TSTSFI_GT_TD): Likewise.
13293 (TSTSFI_OV_DD): Likewise.
13294 (TSTSFI_OV_TD): Likewise.
13295 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
13296 (TSTSFI_LT_DD): Likewise.
13297 (TSTSFI_LT_TD): Likewise.
13298 (TSTSFI_EQ): Likewise.
13299 (TSTSFI_EQ_DD): Likewise.
13300 (TSTSFI_EQ_TD): Likewise.
13301 (TSTSFI_GT): Likewise.
13302 (TSTSFI_GT_DD): Likewise.
13303 (TSTSFI_GT_TD): Likewise.
13304 (TSTSFI_OV): Likewise.
13305 (TSTSFI_OV_DD): Likewise.
13306 (TSTSFI_OV_TD): Likewise.
13307 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13308 overloaded test significance functions.
13309 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13310 OPTION_MASK_P9_MISC into the representation of this mask.
13311 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
13313 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
13314 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
13316 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
13317 argument is a 6-bit unsigned literal value if the icode argument
13318 represents a DFP test significance built-in call.
13319 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
13320 flag used independently and in combination with the
13321 RS6000_BTM_64BIT flag.
13322 (rs6000_opt_masks): Add entry for power9-misc command-line option.
13323 (rs6000_builtin_mask_names): Add entry for power9-misc
13324 command-line option.
13325 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
13326 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
13327 RS6000_BTM_P9_MISC macros.
13328 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
13329 option and change the description of the -mpower9-vector option to
13330 enable only vector instructions, removing its erroneously claimed
13331 support for scalar instructions.
13332 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13333 the ISA 3.0 digital floating point test significance built-in
13336 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
13338 * config/aarch64/aarch64.c (cortexa35_tunings):
13339 Enable AES fusion. Use cortexa57_branch_cost.
13340 (cortexa53_tunings): Use cortexa57_branch_cost.
13341 (cortexa72_tunings): Use cortexa57_branch_cost.
13342 Use AUTOPREFETCHER_WEAK.
13343 (cortexa73_tunings): Use cortexa57_branch_cost.
13345 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13346 James Greenhalgh <james.greenhalgh@arm.com>
13348 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
13349 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
13350 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
13351 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
13352 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
13353 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
13354 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
13355 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
13356 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
13357 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
13358 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
13359 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
13360 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
13363 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
13364 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13366 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
13368 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
13370 2016-06-30 David Malcolm <dmalcolm@redhat.com>
13373 * gcc.c (driver::build_option_suggestions): Pass "option" to
13374 add_misspelling_candidates.
13375 * opts-common.c (add_misspelling_candidates): Add "option" param;
13376 use it to avoid adding negated forms for options marked with
13378 * opts.h (add_misspelling_candidates): Add "option" param.
13380 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13382 PR middle-end/71693
13383 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
13384 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
13385 first when permuting bitwise operation with rotate. Cast
13386 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
13388 2016-06-29 David Malcolm <dmalcolm@redhat.com>
13390 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
13391 for misspelled param names.
13392 * params.c: Include spellcheck.h.
13393 (find_param_fuzzy): New function.
13394 * params.h (find_param_fuzzy): New prototype.
13395 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
13396 * spellcheck.h (struct edit_distance_traits<const char *>):
13399 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
13401 * config/rs6000/predicates.md (const_0_to_7_operand): New
13402 predicate, recognize 0..7.
13403 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13404 support for doing extracts from V16QImode, V8HImode, V4SImode
13406 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
13407 vector extract support.
13408 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
13409 for ISA 3.0 vector extract.
13410 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
13411 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
13412 extracts of a constant element number from small integer vectors
13413 on 64-bit ISA 3.0 systems.
13414 (vsx_extract_<mode>_di): Likewise.
13415 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
13416 say when we can do ISA 3.0 vector extracts.
13417 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
13418 registers, using the stxsiwx instruction.
13420 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
13422 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
13423 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
13424 qdf24xx_regmove_cost, qdf24xx_tunings): New.
13425 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
13426 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
13427 * config/arm/arm.c (arm_qdf24xx_tune): New.
13429 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
13431 * config/aarch64/aarch64.c (cortexa53_tunings):
13432 Increase loop alignment to 8. Set function alignment to 16.
13433 (cortexa35_tunings): Likewise.
13434 (cortexa57_tunings): Increase loop alignment to 8.
13435 (cortexa72_tunings): Likewise.
13436 (cortexa73_tunings): Likewise.
13438 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
13440 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
13441 for arm_fp16_ok and arm_fp16_hw.
13442 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
13443 arm_fp16_alternative.
13445 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
13447 PR tree-optimization/71655
13448 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
13449 types when swapping operands.
13451 2016-06-29 Martin Liska <mliska@suse.cz>
13453 PR middle-end/71585
13454 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
13455 * ipa-inline-transform.c (inline_call): Remove unnecessary call
13456 of build_optimization_node.
13458 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
13460 PR tree-optimization/70729
13461 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
13462 independent in loops having positive safelen value.
13463 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13464 it may be not valid after vectorization.
13466 2016-06-29 Jakub Jelinek <jakub@redhat.com>
13468 PR tree-optimization/71625
13469 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
13470 is sorted by ascending list->offset. If PTR is non-NULL and there is
13471 previous strinfo, call get_stridx_plus_constant.
13472 (get_stridx): Pass exp as second argument to get_addr_stridx.
13473 (addr_stridxptr): Add missing list = list->next, so that there can be
13474 more than one entries in the list. Bump limit from 16 to 32. Ensure
13475 the list is sorted by ascending list->offset.
13476 (get_stridx_plus_constant): Adjust so that it can be also called with
13477 ADDR_EXPR instead of SSA_NAME as PTR.
13478 (handle_char_store): Pass NULL_TREE as second argument to
13481 2016-06-29 Richard Biener <rguenther@suse.de>
13483 PR rtl-optimization/68961
13484 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
13486 2016-06-29 Richard Biener <rguenther@suse.de>
13488 PR middle-end/71002
13489 * alias.c (component_uses_parent_alias_set_from): Handle
13490 type punning through union accesses by using the union alias set.
13491 * gimple.c (gimple_get_alias_set): Remove union type punning case.
13493 2016-07-29 Richard Biener <rguenther@suse.de>
13495 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
13496 precision not matching mode precision.
13498 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
13500 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
13501 pa_output_arg_descriptor.
13502 (call_val_symref_64bit_post_reload): Likewise.
13503 (call_val_powf_64bit_post_reload): Likewise.
13504 (sibcall_internal_symref_64bit): Likewise.
13505 (sibcall_value_internal_symref_64bit): Likewise.
13507 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13509 PR middle-end/71626
13510 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
13511 a constant, force its SUBREG_REG into memory or register instead
13514 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13517 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
13518 * doc/invoke.texi (AVR Options): Document it.
13520 2016-06-28 Walter Lee <walt@tilera.com>
13522 * config/tilegx/linux.h: Do not include arch/icache.h
13523 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13524 * config/tilepro/linux.h: Do not include arch/icache.h
13525 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13527 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
13529 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
13530 for big-endian BIT_FIELD_REF.
13532 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
13534 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
13535 ('size' attribute): Add '128'.
13537 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
13538 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
13539 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
13540 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
13541 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
13542 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
13543 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
13544 *trunc<mode>df2_odd): Set size attribute to '128'.
13545 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
13546 * config/rs6000/power6.md (power6-fp): Include dfp type.
13547 * config/rs6000/power7.md (power7-fp): Likewise.
13548 * config/rs6000/power8.md (power8-fp): Likewise.
13549 * config/rs6000/power9.md: New file.
13550 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
13551 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
13552 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
13554 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
13555 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13556 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
13557 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
13558 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
13559 dfp_dscri_<mode>): Change type attribute to dfp.
13560 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
13561 attribute to vecsimple.
13562 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
13563 and prefetch streams.
13564 (rs6000_option_override_internal): Remove temporary code setting
13565 tuning to power8. Don't set rs6000_sched_groups for power9.
13566 (last_scheduled_insn): Change to rtx_insn *.
13567 (divide_cnt, vec_load_pendulum): New variables.
13568 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
13569 (rs6000_issue_rate): Set issue rate for Power9.
13570 (is_power9_pairable_vec_type): New.
13571 (power9_sched_reorder2): New.
13572 (rs6000_sched_reorder2): Call new function for Power9 specific
13574 (insn_must_be_first_in_group): Remove Power9.
13575 (insn_must_be_last_in_group): Likewise.
13576 (force_new_group): Likewise.
13577 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
13578 Initialize divide_cnt/vec_load_pendulum.
13579 (_rs6000_sched_context, rs6000_init_sched_context,
13580 rs6000_set_sched_context): Handle context save/restore of new
13583 2016-06-28 Richard Biener <rguenther@suse.de>
13585 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
13586 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
13587 COMPONENT_REF operand.
13588 (nonoverlapping_component_refs_p): Likewise.
13589 * stor-layout.c (start_bitfield_representative): Mark
13590 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
13592 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13594 * Makefile.in: Don't cat ../stage_current if it does not exist.
13596 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
13597 last argument is a bit-field.
13599 PR rtl-optimization/71673
13600 * internal-fn.c (expand_arith_overflow_result_store): Use
13601 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
13602 expand_simple_binop.
13604 PR middle-end/66867
13605 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
13606 expand_ifn_atomic_compare_exchange): New functions.
13607 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
13608 * tree.h (build_call_expr_internal_loc): Rename to ...
13609 (build_call_expr_internal_loc_array): ... this. Fix up type of
13611 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
13612 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
13613 ATOMIC_COMPARE_EXCHANGE result.
13614 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
13615 * gimple-fold.h (optimize_atomic_compare_exchange_p,
13616 fold_builtin_atomic_compare_exchange): New prototypes.
13617 * gimple-fold.c (optimize_atomic_compare_exchange_p,
13618 fold_builtin_atomic_compare_exchange): New functions..
13619 * tree-ssa.c (execute_update_addresses_taken): If
13620 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
13621 of call when finding addressable vars, and if such var becomes
13622 non-addressable, call fold_builtin_atomic_compare_exchange.
13624 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
13627 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
13628 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
13630 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
13632 * config/rs6000/rs6000.md ('type' attribute): Add
13633 veclogical,veccmpfx,vecexts,vecmove insn types.
13634 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
13635 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
13636 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
13637 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
13638 *nabs<mode>2_hw): Change type to vecmove.
13639 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
13640 *boolcc<mode>3_internal, *eqv<mode>3_internal,
13641 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
13642 *ieee_128bit_vsx_abs<mode>2_internal,
13643 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
13644 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
13645 *ieee128_mtvsrd_32bit): Change type to veclogical.
13646 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
13647 *movdi_internal32, *movdi_internal64): Update insn types.
13648 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
13649 vsx_extract_<mode>): Change type to veclogical.
13650 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
13651 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
13652 *vsx_sign_extend_si_v2di): Change type to vecexts.
13653 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
13654 type to veclogical.
13655 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
13656 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
13657 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
13658 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
13659 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13660 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
13661 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
13662 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
13663 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
13664 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
13665 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
13666 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
13667 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
13668 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
13669 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
13670 (ppc7450-vecsimple): Add veclogical, vecmove.
13671 (ppc7450-veccmp): Add veccmpfx.
13672 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
13674 (ppc8540_vector_compare): Add veccmpfx.
13675 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
13676 * config/rs6000/cell.md (cell-fp): Add fpsimple.
13677 (cell-vecsimple): Add veclogical, vecmove.
13678 (cell-veccmp): Add veccmpfx.
13679 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
13680 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
13682 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
13683 * config/rs6000/power4.md (power4-fp): Add fpsimple.
13684 (power4-vecsimple): Add veclogical, vecmove.
13685 (power4-veccmp): Add veccmpfx.
13686 * config/rs6000/power5.md (power5-fp): Add fpsimple.
13687 * config/rs6000/power6.md (power6-fp): Add fpsimple.
13688 (power6-vecsimple): Add veclogical, vecmove.
13689 (power6-veccmp): Add veccmpfx.
13690 * config/rs6000/power7.md (power7-fp): Add fpsimple.
13691 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
13692 * config/rs6000/power8.md (power8-fp): Add fpsimple.
13693 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
13694 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
13695 * config/rs6000/titan.md (titan_fp): Add fpsimple.
13696 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
13698 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
13700 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
13703 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13704 OPTION_MASK_P9_DFORM_VECTOR.
13705 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
13706 disable -mpower9-dform-vector when using reload.
13707 (quad_address_p): Remove 'gpr_p' argument and all associated code.
13708 New 'strict' argument. Update all callers. Add strict addressing
13710 (rs6000_legitimate_offset_address_p): Remove call to
13711 virtual_stack_registers_memory_p.
13712 (rs6000_legitimize_reload_address): Add quad address support.
13713 (rs6000_legitimate_address_p): Move call to quad_address_p above
13714 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
13715 to account for new strict usage.
13716 (rs6000_output_move_128bit): Adjust quad_address_p args to account
13717 for new strict usage.
13718 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
13720 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
13727 * config/i386/i386.c (ix86_spill_class): Disable condition to
13728 always return NO_REGS.
13730 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
13732 * predict.c: Include gimple-pretty-print.h
13733 (predicted_by_loop_heuristics_p): Check also
13734 PRED_LOOP_EXIT_WITH_RECURSION
13735 (predict_loops): Find self recursive calls and use special purpose
13736 predictors for them; dump log about decisions.
13737 (pass_profile::execute): Dump info about #of iterations.
13738 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
13739 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
13741 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
13743 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
13744 output_asm_insn calls and shorten long lines. Output .CALL
13745 argument descriptor using pa_output_arg_descriptor. Add various
13746 inline $$dyncall and other optimizations.
13747 (pa_attr_length_indirect_call): Adjust ordering and lengths.
13749 2016-06-25 Jakub Jelinek <jakub@redhat.com>
13751 PR tree-optimization/71643
13752 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
13755 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
13756 leak a bitmap if dep_bb is NULL.
13758 PR tree-optimization/71631
13759 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
13760 to rewrite_expr_tree even if negate_result, move new_lhs var
13761 declaration and initialization earlier, for powi_result set afterwards
13762 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
13763 if new_lhs != lhs, and don't shadow gsi var.
13765 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13767 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
13768 Add in_loop parameter.
13769 (predict_loops): Add loop guard heuristics.
13770 * predict.def (PRED_LOOP_GUARD): New heuristics.
13772 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13774 * predict.c: Include ipa-utils.h
13775 (tree_bb_level_prediction): Predict recursive calls.
13776 (tree_estimate_probability_bb): Skip inexpensive calls for call
13778 * predict.def (PRED_RECURSIVE_CALL): New.
13780 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13782 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
13783 (BU_FLOAT128_1): Likewise.
13785 (COPYSIGNQ): Likewise.
13786 (RS6000_BUILTIN_NANQ): Likewise.
13787 (RS6000_BUILTIN_NANSQ): Likewise.
13788 (RS6000_BUILTIN_INFQ): Likewise.
13789 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
13790 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
13791 (TARGET_FOLD_BUILTIN): New #define.
13792 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
13793 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
13794 (rs6000_fold_builtin): New target hook implementation, handling
13795 folding of 128-bit NaNs and infinities.
13796 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
13797 entries are filled in to avoid problems during bootstrap
13798 self-test; define builtins for 128-bit NaNs and infinities.
13799 (rs6000_opt_mask): Add entry for float128.
13800 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
13801 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
13802 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
13803 (const_str_type_node): New #define.
13804 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
13805 to a define_expand that dispatches to either copysign<mode>3_soft
13806 or copysign<mode>3_hard.
13807 (copysign<mode>3_hard): Rename from copysign<mode>3.
13808 (copysign<mode>3_soft): New define_insn.
13809 * doc/extend.texi: Document new builtins.
13811 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13813 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
13814 PRIu64 instead of lu.
13816 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
13819 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
13820 copy the type name.
13822 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13824 PR tree-optimization/71647
13825 * omp-low.c (lower_rec_input_clauses): Convert
13826 omp_clause_aligned_alignment (c) to size_type_node for the
13827 last argument of __builtin_assume_aligned.
13829 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
13831 * configure.ac (calling ___tls_get_addr via GOT): New
13832 assembler/linker check.
13833 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
13834 assembler and linker supports calling ___tls_get_addr via GOT.
13835 Otherise, defined to 0.
13836 * config.in: Regenerated.
13837 * configure: Likewise.
13838 * config/i386/constraints.md (Yb): New constraint.
13839 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
13840 (REG_CLASS_NAMES): Likewise.
13841 (REG_CLASS_CONTENTS): Likewise.
13842 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
13843 the b constraint with the Yb constraint. Call ___tls_get_addr
13844 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
13846 (*tls_local_dynamic_base_32_gnu): Likewise.
13847 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
13848 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
13849 (*tls_local_dynamic_base_64_<mode>): Likewise.
13851 2016-06-24 Martin Liska <mliska@suse.cz>
13853 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
13854 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
13856 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
13857 argument to true if the expected number of iterations is
13860 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
13862 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
13863 assemble for 32bit target.
13864 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
13865 and $ld_ix86_gld_32_opt to link for 32bit target.
13866 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
13867 * configure: Regenerate.
13869 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13871 * config/arm/arm.c (int_log2): Delete definition and prototype.
13872 (shift_op): Use exact_log2 instead of int_log2.
13873 (vfp3_const_double_for_fract_bits): Likewise.
13875 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13877 * internal-fn.c (expand_arith_set_overflow): New function.
13878 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
13880 (expand_arith_overflow_result_store): Likewise. Handle precision
13881 smaller than mode precision.
13882 * tree-vrp.c (extract_range_basic): For imag part, handle
13883 properly signed 1-bit precision result.
13884 * doc/extend.texi (__builtin_add_overflow): Document that last
13885 argument can't be pointer to enumerated or boolean type.
13886 (__builtin_add_overflow_p): Document that last argument can't
13887 have enumerated or boolean type.
13889 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13890 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13892 * config/rs6000/predicates.md (splat_input_operand): Rework.
13893 Don't allow constants, since the insns that use this predicate
13894 don't support constants. Constants are handled by other insns
13895 that are created via combine. During and after register
13896 allocation, only allow indexed or indirect addresses, and not
13897 general addresses. Only allow modes supported by the hardware.
13898 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
13899 comment. Move check for using VSPLTIS<x> to a common location,
13900 instead of doing it in two different places.
13902 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
13904 * config/i386/driver-i386.c (host_detect_local_cpu): Set
13905 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
13906 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
13907 signature_CENTAUR_ebx.
13909 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
13913 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
13914 (as_ix86_gas_32_opt): This.
13915 (ld_ix86_tls_ldm_opt): Renamed to ...
13916 (ld_ix86_gld_32_opt): This.
13917 (R_386_TLS_LDM reloc): Updated.
13918 (R_386_GOT32X reloc): New assembler/linker check.
13919 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
13920 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
13922 * config.in: Regenerated.
13923 * configure: Likewise.
13924 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
13925 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
13926 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
13927 if ix86_force_load_from_GOT_p returns true.
13928 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
13929 ix86_force_load_from_GOT_p returns true.
13930 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
13931 the external function address via the GOT slot.
13932 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
13933 HAVE_AS_IX86_GOT32X before returning false.
13934 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
13935 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
13937 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
13939 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
13941 2016-06-23 Andi Kleen <ak@linux.intel.com>
13943 * Makefile.in: Regenerate.
13944 * doc/install.texi: Document autoprofiledbootstrap.
13946 2016-06-23 Andi Kleen <ak@linux.intel.com>
13948 * config/i386/gcc-auto-profile: New file.
13950 2016-06-23 Martin Liska <mliska@suse.cz>
13952 PR middle-end/71619
13953 * predict.c (predict_loops): Revert the hunk that was removed
13956 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
13958 * config.gcc: Add support for arm*-*-phoenix* targets.
13959 * config/arm/t-phoenix: New.
13960 * config/phoenix.h: New.
13962 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
13963 H.J. Lu <hongjiu.lu@intel.com>
13966 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
13967 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
13968 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
13969 ix86_force_load_from_GOT_p returns true.
13970 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
13971 ix86_force_load_from_GOT_p returns true.
13972 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
13973 ix86_force_load_from_GOT_p returns true.
13974 (ix86_expand_move): Load the external function address via the
13975 GOT slot if ix86_force_load_from_GOT_p returns true.
13976 * config/i386/predicates.md (x86_64_immediate_operand): Return
13977 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
13978 (x86_64_zext_immediate_operand): Ditto.
13980 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
13982 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
13984 2016-06-22 David Malcolm <dmalcolm@redhat.com>
13987 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
13988 * diagnostic.c (pedwarn_at_rich_loc): New function.
13989 * spellcheck.h (best_match::best_match): Add a
13990 "best_distance_so_far" optional parameter.
13991 (best_match::set_best_so_far): New method.
13992 (best_match::get_best_distance): New accessor.
13993 (best_match::get_best_candidate_length): New accessor.
13995 2016-06-22 Nick Clifton <nickc@redhat.com>
13997 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
13998 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
13999 modes are accepted as well.
14000 (ucompare_loc_descriptor): Likewise.
14001 (minmax_loc_descriptor): Likewise.
14002 (clz_loc_descriptor): Likewise.
14003 (popcount_loc_descriptor): Likewise.
14004 (bswap_loc_descriptor): Likewise.
14005 (rotate_loc_descriptor): Likewise.
14006 (mem_loc_descriptor): Likewise.
14007 (loc_descriptor): Likewise.
14009 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14011 * common.opt (fdiagnostics-parseable-fixits): New option.
14012 * diagnostic.c: Include "selftest.h".
14013 (print_escaped_string): New function.
14014 (print_parseable_fixits): New function.
14015 (diagnostic_report_diagnostic): Call print_parseable_fixits.
14016 (selftest::assert_print_escaped_string): New function.
14017 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
14018 (selftest::test_print_escaped_string): New function.
14019 (selftest::test_print_parseable_fixits_none): New function.
14020 (selftest::test_print_parseable_fixits_insert): New function.
14021 (selftest::test_print_parseable_fixits_remove): New function.
14022 (selftest::test_print_parseable_fixits_replace): New function.
14023 (selftest::diagnostic_c_tests): New function.
14024 * diagnostic.h (struct diagnostic_context): Add field
14025 "parseable_fixits_p".
14026 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
14027 -fdiagnostics-parseable-fixits.
14028 (-fdiagnostics-parseable-fixits): New option.
14029 * opts.c (common_handle_option): Handle
14030 -fdiagnostics-parseable-fixits.
14031 * selftest-run-tests.c (selftest::run_tests): Call
14032 selftest::diagnostic_c_tests.
14033 * selftest.h (selftest::diagnostic_c_tests): New prototype.
14035 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
14037 PR tree-optimization/71488
14038 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
14039 comparison of boolean vectors.
14040 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
14041 of boolean vectors using bitwise operations.
14043 2016-06-22 Andreas Schwab <schwab@suse.de>
14045 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
14046 Remove declaration.
14048 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
14050 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
14052 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
14054 * config/i386/i386.c (print_reg): Emit an error message on attempt to
14057 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14059 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
14060 * config/arm/arm-cores.def (cortex-a73): New entry.
14061 (cortex-a73.cortex-a35): Likewise.
14062 (cortex-a73.cortex-a53): Likewise.
14063 * config/arm/arm-tables.opt: Regenerate.
14064 * config/arm/arm-tune.md: Likewise.
14065 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
14066 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14067 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
14068 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14069 * doc/invoke.texi (ARM Options): Document cortex-a73,
14070 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
14072 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14074 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
14075 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
14076 (cortex-a73.cortex-a35): Likewise.
14077 (cortex-a73.cortex-a53): Likewise.
14078 * config/aarch64/aarch64-tune.md: Regenerate.
14079 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
14080 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
14083 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14085 * configure.ac (gcc_cv_as_compress_debug): Remove
14086 --compress-debug-sections as extra as switch.
14087 Handle gas --compress-debug-sections=type.
14088 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
14089 Handle gld --compress-debug-sections=type.
14090 * configure: Regenerate.
14092 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
14094 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
14096 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
14098 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
14099 (do_rewrite): likewise.
14101 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14103 * common/config/mep/mep-common.c: Remove.
14104 * config.gcc: Remove mep-* support.
14105 * config/mep/constraints.md: Remove.
14106 * config/mep/default.h: Remove.
14107 * config/mep/intrinsics.h: Remove.
14108 * config/mep/intrinsics.md: Remove.
14109 * config/mep/ivc2-template.h: Remove.
14110 * config/mep/mep-c5.cpu: Remove.
14111 * config/mep/mep-core.cpu: Remove.
14112 * config/mep/mep-default.cpu: Remove.
14113 * config/mep/mep-ext-cop.cpu: Remove.
14114 * config/mep/mep-intrin.h: Remove.
14115 * config/mep/mep-ivc2.cpu: Remove.
14116 * config/mep/mep-pragma.c: Remove.
14117 * config/mep/mep-protos.h: Remove.
14118 * config/mep/mep.c: Remove.
14119 * config/mep/mep.cpu: Remove.
14120 * config/mep/mep.h: Remove.
14121 * config/mep/mep.md: Remove.
14122 * config/mep/mep.opt: Remove.
14123 * config/mep/predicates.md: Remove.
14124 * config/mep/t-mep: Remove.
14125 * doc/install.texi: Remove mep-* documentation.
14126 * doc/md.texi: Likewise.
14128 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14130 * config.gcc: Remove support for avr-rtems.
14131 * config/avr/gen-avr-mmcu-specs.c: Likewise.
14132 * config/avr/rtems.h: Remove.
14133 * config/avr/t-rtems: Remove.
14135 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14137 * config.gcc: Remove m32r-rtems support.
14138 * config/m32r/rtems.h: Remove.
14140 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14142 * config.gcc: Remove h8300-rtems support.
14143 * config/h8300/rtems.h: Remove.
14144 * config/h8300/t-rtems: Remove.
14146 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14148 * config.gcc: Remove support for knetbsd.
14149 * configure.ac: Likewise.
14150 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
14151 * config/knetbsd-gnu.h: Remove.
14152 * configure: Regenerate.
14154 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14156 * config.gcc: Remove support for openbsd 2 and 3.
14157 * config/openbsd-oldgas.h: Remove.
14159 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14161 * config.gcc: Remove interix support.
14162 * config/i386/i386-interix.h: Remove.
14163 * config/i386/interix.opt: Remove.
14164 * config/i386/t-interix: Remove.
14165 * configure: Regenerate.
14166 * configure.ac: Remove interix support.
14167 * doc/install.texi: Remove interix documentation.
14169 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
14171 * config/rs6000/rs6000.h: Add conditional preprocessing directives
14172 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
14175 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14177 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
14178 they are both PLACEHOLDER_EXPRs.
14180 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14182 * stor-layout.c (layout_type): Move setting complex MODE to
14183 layout_type, instead of setting it ahead of time by the caller.
14184 * tree.c (build_complex_type): Likewise.
14186 2016-06-21 Martin Liska <mliska@suse.cz>
14188 * predict.c (force_edge_cold): Replace imposisble with
14191 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14193 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
14194 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
14196 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14198 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
14200 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
14201 Ilya Enkovich <ilya.enkovich@intel.com>
14204 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
14205 New member function to convert V1TImode register to SUBREG
14206 TImode in debug insn.
14207 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
14208 after changing register mode to V1TImode.
14210 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
14212 * config/aarch64/aarch64-cores.def (vulcan): New core.
14213 * config/aarch64/aarch64-tune.md: Regenerate.
14214 * doc/invoke.texi: Document vulcan as an available option.
14216 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14218 * cse.c (canon_asm_operands): New function extracted from...
14219 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
14220 either standalone or member of a PARALLEL.
14222 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14225 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
14226 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
14227 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
14229 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14232 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
14233 constant addresses if can_create_pseudo_p.
14235 2016-06-21 Jakub Jelinek <jakub@redhat.com>
14237 PR tree-optimization/71588
14238 * tree-ssa-strlen.c (valid_builtin_call): New function.
14239 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
14242 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14244 PR middle-end/71581
14245 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
14246 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
14247 for conversion of scalar user var to complex type and use the
14248 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
14251 PR rtl-optimization/71591
14252 * toplev.c (toplev::run_self_tests): If no_backend, complain and
14253 don't run any tests.
14255 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
14258 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
14259 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
14260 space for PIC with non-v32 and the common non-PIC "jump".
14262 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14265 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
14266 returned values and add UN*/LTGT/*ORDERED cases with values matching
14267 D operand modifier on vcmp for AVX.
14269 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14271 * config/aarch64/aarch64.opt
14272 (mpc-relative-literal-loads): Rename internal option name.
14273 * config/aarch64/aarch64.c
14274 (aarch64_nopcrelative_literal_loads): Rename to
14275 aarch64_pcrelative_literal_loads.
14276 (aarch64_expand_mov_immediate): Likewise.
14277 (aarch64_secondary_reload): Likewise.
14278 (aarch64_can_use_per_function_literal_pools_p): Likewise.
14279 (aarch64_override_options_after_change_1): Rename and simplify logic.
14280 (aarch64_classify_symbol): Merge large model checks into switch,
14281 remove pc-relative load check.
14283 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14285 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
14286 costs relative to the cost of a register move.
14288 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14290 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
14291 (vcvt_n_f64_u64): Likewise.
14292 (vcvt_n_s64_f64): Likewise.
14293 (vcvt_n_u64_f64): Likewise.
14294 (vcvt_f64_s64): Likewise.
14295 (vrecpe_f64): Likewise.
14296 (vcvt_f64_u64): Likewise.
14297 (vrecps_f64): Likewise.
14299 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14301 * config/aarch64/aarch64.md
14302 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
14304 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
14306 * config/aarch64/aarch64-builtins.c
14307 (aarch64_types_binop_uss_qualifiers): Delete.
14308 (TYPES_BINOP_USS): Likewise.
14309 (aarch64_types_binop_sus_qualifiers): Likewise.
14310 (TYPES_BINOP_SUS): Likewise.
14311 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
14312 (TYPES_FCVTIMM_SUS): Likewise.
14313 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
14315 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
14316 (fcvtzs): Use SHIFTIMM rather than BINOP.
14317 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
14319 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14321 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
14322 costs relative to the cost of a register move.
14324 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14326 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
14327 Allow scalar/single vector modes to be tieable.
14329 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14331 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
14333 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14335 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
14337 * tree.h (TYPE_ALIGN): Likewise.
14339 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14342 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
14344 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14346 * config/avr/avr.c (avr_print_operand): Fix "format not a string
14347 literal" build warnings.
14348 (avr_print_operand_address): Dito.
14350 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
14353 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
14354 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
14356 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
14358 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
14360 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
14363 * reload1.c (reload): Pass 0 to finish_spills when called because
14364 update_eliminables_and_spill returns true and remove did_spill.
14365 (finish_spills): Adjust comment and document GLOBAL parameter.
14367 2016-06-17 DJ Delorie <dj@redhat.com>
14370 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
14371 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
14372 (umulqihi3_virt): Likewise.
14373 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
14374 (umulqihi3_real): Likewise.
14376 2016-06-17 Martin Liska <mliska@suse.cz>
14378 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
14380 2016-06-17 Martin Liska <mliska@suse.cz>
14382 * predict.def: PRED_LOOP_EXIT from 92 to 85.
14384 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
14386 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
14388 (vaddq_f32): Likewise.
14389 (vmul_f32): Likewise.
14390 (vmulq_f32): Likewise.
14391 (vsub_f32): Likewise.
14392 (vsubq_f32): Likewise.
14394 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14396 PR tree-optimization/71347
14397 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
14398 cost for all uses in group.
14400 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14402 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
14403 insert gimple seq if it's not empty.
14405 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14407 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
14409 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
14410 rather than OFFSET.
14411 (comp_dr_with_seg_len_pair): Ditto.
14412 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
14413 struct dr_with_seg_len_pair against DR_OFFSET.
14414 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
14415 DR_OFFSET directly.
14417 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
14419 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
14421 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
14423 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
14424 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
14425 (pa_output_millicode_call): Likewise.
14426 (pa_output_call): Likewise.
14427 (pa_output_indirect_call): Likewise.
14428 (pa_asm_output_mi_thunk): Likewise.
14430 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14432 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
14434 2016-06-16 Martin Liska <mliska@suse.cz>
14436 * predict.c (combine_predictions_for_insn): When we find a first
14437 match predictor, we should consider just predictors with
14438 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
14439 DS theory predictor.
14440 (combine_predictions_for_bb): Likewise.
14442 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14444 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
14445 with base of reference to struct.
14447 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14449 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
14451 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14454 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
14455 progmem_swtable_section.
14456 (progmem_swtable_section): Remove.
14457 (avr_asm_function_rodata_section): Remove.
14458 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14459 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
14461 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
14463 * config/i386/driver-i386.c (host_detect_local_cpu): Set
14464 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
14465 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
14466 signature_CENTAUR_ebx.
14467 * config/i386/i386.c (ix86_option_override_internal): Add
14468 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
14469 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
14470 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
14472 2016-06-16 Martin Liska <mliska@suse.cz>
14474 * predict.def: Add fortran loop preheader predictor.
14475 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
14476 fold IFN_BUILTIN_EXPECT with a known constant argument.
14478 2016-06-16 Martin Liska <mliska@suse.cz>
14480 * predict.def: Add 'Fortran' to display text of all
14481 PRED_FORTRAN_* predictors.
14483 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14486 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
14487 [IA64_BUILTIN_NANSQ]: Ditto.
14488 (ia64_fold_builtin): New function.
14489 (TARGET_FOLD_BUILTIN): New define.
14490 (ia64_init_builtins) Declare const_string_type node.
14491 Add __builtin_nanq and __builtin_nansq builtin functions.
14492 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
14494 2016-06-16 Nick Clifton <nickc@redhat.com>
14496 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
14497 MSP430_HWMULT_ prefix to enum values.
14498 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
14499 * config/msp430/msp430.c: Update use of enum values.
14500 * config/msp430/msp430.md: Likewise.
14501 * config/msp430/msp430.opt: Likewise.
14503 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
14505 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
14506 of comparsions in the last iteration.
14508 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14509 Joern Rennecke <joern.rennecke@embecosm.com>
14511 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
14513 (arc_needs_pcl_p): Add GOTOFFPC.
14514 (arc_legitimate_pic_addr_p): Likewise.
14515 (arc_output_pic_addr_const): Likewise.
14516 (arc_legitimize_pic_address): Generate a pc-relative address using
14518 (arc_output_libcall): Use @pcl syntax.
14519 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
14520 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
14521 (*movsi_insn): Use @pcl syntax.
14522 (doloop_begin_i): Likewise.
14524 2016-06-16 Martin Liska <mliska@suse.cz>
14526 * predict.def: Define a new predictor.
14528 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14530 * config/arc/arc.opt (mtp-regno): Update text.
14532 2016-06-16 Renlin Li <renlin.li@arm.com>
14534 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
14536 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14539 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
14540 (setcc + and peephole2): Likewise.
14542 PR rtl-optimization/71532
14543 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
14546 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
14548 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
14549 DImode constants with XXSPLTIB in vector registers.
14550 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
14551 vsx_extract_<mode>_internal{1,2} into a single insn that handles
14552 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
14553 extraction of the element at the top of the register as a scalar
14555 (vsx_extract_<mode>_internal1): Likewise.
14556 (vsx_extract_<mode>_internal2): Likewise.
14557 * config/rs6000/constraints.md (wi constraint): Remove a comment
14558 about DImode not being allowed in Altivec registers.
14559 (wB constraint): New constraint for constants that can be
14560 generated in Altivec registers with VSPLTISW/VUPKHSW.
14561 * config/rs6000/predicates.md (xxspltib_constant_split): Update
14563 (xxspltib_constant_nosplit): Likewise.
14564 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
14565 support for -mupper-regs-di to enable DImode to go into Altivec
14567 (POWERPC_MASKS): Likewise.
14568 (power7 cpu): Likewise.
14569 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
14570 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
14571 for DImode being allowed in Altivec registers. Update wi/wj
14572 constraints. Set scalar_in_vmx_p flag.
14573 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
14574 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
14575 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
14576 (rs6000_opt_masks): Add -mupper-regs-di.
14577 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
14578 direct move to use wi and not wj.
14579 (lfiwzx): Likewise.
14580 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
14582 (floatunssi<mode>2_lfiwzx_mem): Likewise.
14583 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
14584 any VSX register, instead of just Altivec registers, to allow
14585 either operand to be an Altivec register or both.
14586 (fixuns_trunc<mode>di2_fctiduz): Likewise.
14587 (movdi_internal32): Add support for -mupper-regs-di. Add support
14588 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
14589 the alternatives and attributes to be lined up to be easier to
14591 (movdi_internal64): Likewise.
14592 (64-bit DImode splitters): Change predicates to only split loading
14593 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
14594 load constants in ISA 3.0 or ISA 2.07 respectively.
14595 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
14596 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
14597 mention -mcpu=power9 sets these options.
14598 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
14601 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14604 * config/avr/avr.c (avr_set_current_function): Warn misspelled
14605 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
14606 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
14607 by default to warn misspelled interrupt/ signal handler.
14608 * doc/invoke.texi (AVR Options): Document it. Update description
14609 for -nodevicelib option.
14611 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14613 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
14614 up parentheses. Use GET_MODE_UNIT_BITSIZE.
14615 (aarch64_<sur>shll2_n<mode>): Likewise.
14617 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
14619 PR middle-end/71529
14620 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
14621 DECL_CONTEXT for copied arguments.
14623 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14625 PR tree-optimization/71483
14626 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
14629 2016-06-15 Martin Liska <mliska@suse.cz>
14631 * predict.c (tree_predict_by_opcode): Call predict_edge_def
14632 instead of predict_edge w/o a probability.
14634 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14636 PR tree-optimization/71439
14637 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
14640 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14642 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
14643 register subregs in SET_SRC.
14645 2016-06-15 Richard Biener <rguenther@suse.de>
14647 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
14648 store restrictions.
14650 2016-06-15 Richard Biener <rguenther@suse.de>
14652 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
14653 not consider dependences between accesses that belong to the
14655 (vect_analyze_data_ref_dependences): Do not analyze read-read
14656 or self-dependences.
14658 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14660 * spellcheck-tree.c: Include spellcheck-tree.h rather than
14662 (find_closest_identifier): Reimplement in terms of
14663 best_match<tree,tree>.
14664 * spellcheck-tree.h: New file.
14665 * spellcheck.c (struct edit_distance_traits<const char *>): New
14667 (find_closest_string): Reimplement in terms of
14668 best_match<const char *, const char *>.
14669 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
14670 overload to spellcheck-tree.h.
14671 (find_closest_identifier): Likewise.
14672 (struct edit_distance_traits<T>): New template.
14673 (class best_match): New class.
14675 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14677 * selftest-run-tests.c (selftest::run_tests): Call
14678 selftest::spellcheck_tree_c_tests.
14679 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
14680 * spellcheck-tree.c: Include selftest.h and stringpool.h.
14681 (selftest::test_find_closest_identifier): New function.
14682 (selftest::spellcheck_tree_c_tests): New function.
14683 * spellcheck.c (selftest::test_find_closest_string): Verify that
14684 the order of the vec does not affect the results for this case.
14685 (selftest::test_data): New array.
14686 (selftest::test_metric_conditions): New function.
14687 (selftest::spellcheck_c_tests): Add a test of case-comparison.
14688 Call selftest::test_metric_conditions.
14690 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14692 * config/rs6000/rs6000-builtin.def (commentary): Typo.
14693 (BU_P9_MISC_1): Likewise.
14694 (BU_P9_64BIT_MISC_0): Likewise.
14695 (BU_P9_MISC_0): Likewise.
14697 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14699 * gcc-rich-location.c
14700 (gcc_rich_location::add_fixit_misspelled_id): New method.
14701 * gcc-rich-location.h
14702 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
14704 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
14706 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
14707 FreeBSD 11 and above.
14709 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
14711 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
14713 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14715 * expmed.h: Close parenthesis in "at your option" in copyright
14717 * lower-subreg.h: Likewise.
14719 2016-06-14 Richard Biener <rguenther@suse.de>
14721 PR middle-end/71526
14722 * genmatch.c (expr::gen_transform): Use in_type for comparisons
14725 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14727 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
14729 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
14730 mask+shift version.
14731 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
14733 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
14734 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
14736 2016-06-14 Richard Biener <rguenther@suse.de>
14738 PR tree-optimization/71522
14739 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
14740 copying into float copying.
14742 2016-06-14 Jakub Jelinek <jakub@redhat.com>
14744 PR tree-optimization/71520
14745 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
14746 (replace_block_by): Move user labels from bb1 to bb2.
14748 2016-06-14 Richard Biener <rguenther@suse.de>
14750 PR middle-end/71310
14752 * expr.h (get_bit_range): Declare.
14753 * expr.c (get_bit_range): Export.
14754 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
14755 word_mode again to constrain the bitfield access.
14757 2016-06-14 Richard Biener <rguenther@suse.de>
14759 PR tree-optimization/71521
14760 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
14761 division int_const_binop against zero divisor.
14763 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14765 * config/i386/i386.md (signbittf2): New expander.
14766 * config/i386/sse.md (ptesttf2): New insn pattern.
14768 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14771 * input.c (selftest::test_reading_source_line): Avoid reading from
14772 __FILE__ by creating a tempfile with known content and reading
14775 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14777 * pretty-print.c (assert_pp_format_colored): Skip the test if
14779 (test_pp_format): Remove comment about GCC_COLORS.
14781 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14783 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
14784 * pretty-print.c (assert_pp_format_va): Add location param and use
14785 it with ASSERT_STREQ_AT.
14786 (assert_pp_format): Add location param and pass it to
14787 assert_pp_format_va.
14788 (assert_pp_format_colored): Likewise.
14789 (ASSERT_PP_FORMAT_1): New.
14790 (ASSERT_PP_FORMAT_2): New.
14791 (ASSERT_PP_FORMAT_3): New.
14792 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
14793 explicitly, or implicitly via the above macros.
14794 * selftest.c (selftest::pass): Use a selftest::location rather
14795 than file and line.
14796 (selftest::fail): Likewise. Print the function name.
14797 (selftest::fail_formatted): Likewise.
14798 (selftest::assert_streq): Use a selftest::location rather than
14800 * selftest.h (selftest::location): New struct.
14801 (SELFTEST_LOCATION): New macro.
14802 (selftest::pass): Accept a const location & rather than file
14804 (selftest::fail): Likewise.
14805 (selftest::fail_formatted): Likewise.
14806 (selftest::assert_streq): Likewise.
14807 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
14808 (ASSERT_FALSE): Likewise.
14809 (ASSERT_EQ): Likewise.
14810 (ASSERT_NE): Likewise.
14811 (ASSERT_STREQ): Likewise.
14812 (ASSERT_PRED1): Likewise.
14813 (ASSERT_STREQ_AT): New macro.
14815 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14817 * selftest.c (selftest::fail_formatted): New function.
14818 (selftest::assert_streq): New function.
14819 * selftest.h (selftests::fail_formatted): New decl.
14820 (selftest::assert_streq): New decl.
14821 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
14823 2016-06-13 Jeff Law <law@redhat.com>
14825 PR tree-optimization/71403
14826 * tree-ssa-threadbackward.c
14827 (convert_and_register_jump_thread_path): No longer accept reference
14828 to path. Do not pop items off the path anymore.
14829 (fsm_find_control_statement_thread_paths): Do not allow threading
14830 to a deeper loop nest. Pop the last item off the path here rather
14831 than in convert_and_register_jump_thread_path.
14833 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14834 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
14836 [AArch64] Emit division using the Newton series
14838 * config/aarch64/aarch64-protos.h
14839 (cpu_approx_modes): Add new member "division".
14840 (aarch64_emit_approx_div): Declare new function.
14841 * config/aarch64/aarch64.c
14842 (generic_approx_modes): New member "division".
14843 (exynosm1_approx_modes): Likewise.
14844 (xgene1_approx_modes): Likewise.
14845 (aarch64_emit_approx_div): Define new function.
14846 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
14847 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
14848 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
14849 * doc/invoke.texi (-mlow-precision-div): Describe new option.
14851 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14852 Wilco Dijkstra <wilco.dijkstra@arm.com>
14854 [AArch64] Emit square root using the Newton series
14856 * config/aarch64/aarch64-protos.h
14857 (aarch64_emit_approx_rsqrt): Replace with new function
14858 "aarch64_emit_approx_sqrt".
14859 (cpu_approx_modes): New member "sqrt".
14860 * config/aarch64/aarch64.c
14861 (generic_approx_modes): New member "sqrt".
14862 (exynosm1_approx_modes): Likewise.
14863 (xgene1_approx_modes): Likewise.
14864 (aarch64_emit_approx_rsqrt): Replace with new function
14865 "aarch64_emit_approx_sqrt".
14866 (aarch64_override_options_after_change_1): Handle new option.
14867 * config/aarch64/aarch64-simd.md
14868 (rsqrt<mode>2): Use new function instead.
14869 (sqrt<mode>2): New expansion and insn definitions.
14870 * config/aarch64/aarch64.md: Likewise.
14871 * config/aarch64/aarch64.opt
14872 (mlow-precision-sqrt): Add new option description.
14873 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
14875 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14877 [AArch64] Add more choices for the reciprocal square root approximation
14879 Allow a target to prefer such operation depending on the operation mode.
14881 * config/aarch64/aarch64-protos.h
14882 (AARCH64_APPROX_MODE): New macro.
14883 (AARCH64_APPROX_{NONE,ALL}): Likewise.
14884 (cpu_approx_modes): New structure.
14885 (tune_params): New member "approx_modes".
14886 * config/aarch64/aarch64-tuning-flags.def
14887 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
14888 * config/aarch64/aarch64.c
14889 (generic_approx_modes): New core "cpu_approx_modes" structure.
14890 (exynosm1_approx_modes): Likewise.
14891 (xgene1_approx_modes): Likewise.
14892 (generic_tunings): New member "approx_modes".
14893 (cortexa35_tunings): Likewise.
14894 (cortexa53_tunings): Likewise.
14895 (cortexa57_tunings): Likewise.
14896 (cortexa72_tunings): Likewise.
14897 (exynosm1_tunings): Likewise.
14898 (thunderx_tunings): Likewise.
14899 (xgene1_tunings): Likewise.
14900 (use_rsqrt_p): New argument for the mode and use new member from
14902 (aarch64_builtin_reciprocal): Devise mode from builtin.
14903 (aarch64_optab_supported_p): New argument for the mode.
14904 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
14906 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14908 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
14909 RS6000_BTM_MODULO flag into the set of flags that are considered
14910 to be part of the common configuration.
14912 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14914 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
14915 difference unsigned.
14916 (vec_absdb): New macro for vector absolute difference unsigned
14918 (vec_absdh): New macro for vector absolute difference unsigned
14920 (vec_absdw): New macro for vector absolute difference unsigned word.
14921 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
14922 (vadu<mode>3): New insn.
14923 (*p9_vadu<mode>3): New insn.
14924 * config/rs6000/rs6000-builtin.def (vadub): New built-in
14926 (vaduh): New built-in definition.
14927 (vaduw): New built-in definition.
14928 (vadu): New overloaded built-in definition.
14929 (vadub): New overloaded built-in definition.
14930 (vaduh): New overloaded built-in definition.
14931 (vaduw): New overloaded built-in definition.
14932 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14933 overloaded vector absolute difference unsigned functions.
14934 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14935 the ISA 3.0 vector absolute difference unsigned built-in functions.
14937 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
14939 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
14940 update shared_lookup_references only once after changing operands.
14942 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
14944 PR middle-end/71373
14945 * tree-nested.c (convert_nonlocal_omp_clauses)
14946 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
14948 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
14949 * tree.def (CASE_LABEL_EXPR): Likewise.
14951 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
14954 * input.c (test_builtins): Fix an assertion.
14956 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14958 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
14959 (paritysi2): Ditto.
14961 (isinf<mode>2): Ditto.
14963 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14965 * ggc-tests.c (test_finalization): Only test need_finalization_p
14966 for GCC_VERSION >= 4003.
14968 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14970 * config/s390/vecintrin.h: Fix file description in comment.
14972 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14974 * config/s390/s390-builtin-types.def: Change builtin type naming
14975 scheme to match builtin-types.def.
14977 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
14979 * fold-const.c (optimize_minmax_comparison): Remove.
14980 (fold_comparison): Remove call to the above.
14981 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
14982 New transformations.
14984 2016-06-13 Alan Hayward <alan.hayward@arm.com>
14986 PR tree-optimization/71416
14987 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
14990 2016-06-13 Martin Liska <mliska@suse.cz>
14992 * predict.c (enum predictor_reason): Prefix enum with REASON_.
14993 (combine_predictions_for_insn): Likewise.
14994 (prune_predictions_for_bb): Likewise.
14995 (combine_predictions_for_bb): Likewise.
14997 2016-06-13 Richard Biener <rguenther@suse.de>
14999 PR tree-optimization/71505
15000 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
15001 assert match comment.
15003 2016-06-13 Marek Polacek <polacek@redhat.com>
15005 PR middle-end/71476
15006 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
15007 gimplify_switch_expr.
15008 (warn_switch_unreachable_r): New function.
15010 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15013 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
15016 2016-06-13 Richard Biener <rguenther@suse.de>
15018 PR middle-end/64516
15019 * fold-const.c (fold_unary_loc): Preserve alignment when
15020 folding a VIEW_CONVERT_EXPR into a MEM_REF.
15022 2016-06-13 Martin Liska <mliska@suse.cz>
15025 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
15026 w/ -fsanitize=bounds.
15028 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15030 * config/i386/i386.c (ix86_init_builtins): Calculate
15031 FLOAT128_FTYPE_CONST_STRING function type only once.
15032 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
15033 built-in functions are available for x86-32 and x86-64 targets.
15035 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15038 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
15039 New primitive type.
15040 (FLOAT128_FTYPE_CONST_STRING): New function type.
15041 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
15042 [IX86_BUILTIN_NANSQ]: Ditto.
15043 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15044 (ix86_init_builtin_types): Declare const_string_type_node.
15045 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
15047 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15048 * doc/extend.texi (x86 Built-in Functions): Document
15049 __builtin_nanq and __builtin_nansq.
15051 2016-06-11 Jiong Wang <jiong.wang@arm.com>
15054 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
15055 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
15056 length for pop patterns.
15057 (arm_attr_length_push_multi): Update comments.
15058 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
15060 (*pop_multiple_with_writeback_and_return): Likewise.
15061 (*pop_multiple_with_return): Likewise.
15063 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
15065 PR middle-end/71310
15066 * fold-const.c (optimize_bit_field_compare): Don't try to use
15067 word_mode unconditionally for reading the bit field, look at
15068 DECL_BIT_FIELD_REPRESENTATIVE instead.
15070 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
15072 PR middle-end/71478
15073 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
15074 vector integer type.
15076 2016-06-10 Jakub Jelinek <jakub@redhat.com>
15078 PR middle-end/71494
15079 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
15080 without LABEL_DECL, set *handled_ops_p to false instead of true.
15082 2016-06-10 Martin Sebor <msebor@redhat.com>
15085 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
15086 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
15087 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
15089 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
15090 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
15091 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
15092 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
15093 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
15094 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
15095 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
15096 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
15098 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15100 * config/arm/arm.h (pool_vector_label,
15101 return_used_this_function): Remove.
15103 2016-06-10 Jeff Law <law@redhat.com>
15105 PR tree-optimization/71335
15106 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
15107 zero length paths here.
15108 (convert_and_register_jump_thread_path): Remove hacks related to
15109 duplicated blocks in the jump thread path.
15110 (fsm_find_control_statement_thread_paths): Avoid putting the same
15111 block on the thread path twice, but ensure the thread path is
15112 unchanged from the caller's point of view.
15114 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15116 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
15117 * predict.def (PRED_LOOP_BRANCH): Remove.
15119 2016-06-10 David Malcolm <dmalcolm@redhat.com>
15121 * Makefile.in (OBJS): Add ggc-tests.o.
15122 (GTFILES): Add ggc-tests.c.
15123 * ggc-tests.c: New file.
15124 * selftest-run-tests.c (selftest::run_tests): Call
15125 selftest::ggc_tests_c_tests.
15126 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
15128 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
15130 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
15132 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
15135 * varasm.c (place_block_symbol): Adjust alignment for asan protected
15136 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
15138 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15140 * profile.c: Include cfgloop.h.
15141 (branch_prob): Compute estimated number of iterations.
15142 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
15143 recompute estimate number of iterations from profile.
15145 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15147 PR inline-asm/68843
15148 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
15149 must be grouped on top of stack. Don't force early clobber
15150 on ordinary reg outputs.
15152 2016-06-10 Richard Biener <rguenther@suse.de>
15154 * targhooks.c (default_builtin_vectorization_cost): Adjust
15155 vec_construct cost.
15157 2016-06-10 Richard Biener <rguenther@suse.de>
15159 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
15160 to fold the RHS to a constant if possible.
15162 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
15164 PR middle-end/71373
15165 * tree-nested.c (convert_nonlocal_omp_clauses)
15166 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
15167 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
15168 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
15170 * gimplify.c (gimplify_adjust_omp_clauses): Discard
15172 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
15174 * omp-low.c (scan_sharing_clauses): Don't expect
15175 OMP_CLAUSE__CACHE_.
15177 2016-06-10 Alan Hayward <alan.hayward@arm.com>
15179 PR tree-optimization/71407
15180 PR tree-optimization/71416
15181 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
15182 BIT_FIELD_REF type.
15184 2016-06-10 Richard Biener <rguenther@suse.de>
15186 PR middle-end/71477
15187 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
15189 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
15191 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
15193 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
15194 Jiong Wang <jiong.wang@arm.com>
15196 PR rtl-optimization/70751
15197 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
15198 spilled into memory.
15200 2016-06-09 Jonathan Yong <10walls@gmail.com>
15203 2015-09-21 Jonathan Yong <10walls@gmail.com>
15205 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
15206 sysroot/usr/lib/32api for additional win32 libraries,
15207 fixes failing Cygwin bootstrapping.
15209 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
15211 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
15214 2016-06-09 David Malcolm <dmalcolm@redhat.com>
15217 * pretty-print.c (pp_indent): Specify that %p is printed in a
15218 host-dependent manner.
15219 (test_pp_format): Remove the test for %p.
15221 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
15223 * config/mips/mips.c (mips_output_jump): Fix formatting.
15225 2016-06-09 Richard Biener <rguenther@suse.de>
15227 PR tree-optimization/71462
15228 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
15231 2016-06-09 Martin Liska <mliska@suse.cz>
15233 * predict.c (dump_prediction): Add new argument.
15234 (enum predictor_reason): New enum.
15235 (struct predictor_hash): New struct.
15236 (predictor_hash::hash): New function.
15237 (predictor_hash::equal): Likewise.
15238 (not_removed_prediction_p): New function.
15239 (prune_predictions_for_bb): Likewise.
15240 (combine_predictions_for_bb): Prune predictions.
15242 2016-06-09 Martin Liska <mliska@suse.cz>
15244 * predict.c (filter_predictions): New function.
15245 (remove_predictions_associated_with_edge): Use the filter
15247 (equal_edge_p): New function.
15249 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
15251 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
15252 Correct usage of @samp vs @option, add @samp where appropriate.
15253 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
15254 Add armv6s-m and document it, as it is no official ARM name.
15256 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15258 * ifcvt.c (struct noce_if_info): Add transform_name field.
15259 (noce_try_move): Set if_info->transform_name to the function name.
15260 (noce_try_ifelse_collapse): Likewise.
15261 (noce_try_store_flag): Likewise.
15262 (noce_try_inverse_constants): Likewise.
15263 (noce_try_store_flag_constants): Likewise.
15264 (noce_try_addcc): Likewise.
15265 (noce_try_store_flag_mask): Likewise.
15266 (noce_try_cmove): Likewise.
15267 (noce_try_cmove_arith): Likewise.
15268 (noce_try_minmax): Likewise.
15269 (noce_try_abs): Likewise.
15270 (noce_try_sign_mask): Likewise.
15271 (noce_try_bitop): Likewise.
15272 (noce_convert_multiple_sets): Likewise.
15273 (noce_process_if_block): Print if_info->transform_name to
15274 dump_file if transformation succeeded.
15276 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15278 * config/arm/cortex-a57.md (cortex_a57_alu):
15281 2016-06-08 Martin Sebor <msebor@redhat.com>
15282 Jakub Jelinek <jakub@redhat.com>
15286 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
15287 BUILT_IN_MUL_OVERFLOW_P): New builtins.
15288 * builtins.c: Include gimple-fold.h.
15289 (fold_builtin_arith_overflow): Handle
15290 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
15291 (fold_builtin_3): Likewise.
15292 * doc/extend.texi (Integer Overflow Builtins): Document
15293 __builtin_{add,sub,mul}_overflow_p.
15295 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
15297 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
15298 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
15300 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
15302 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
15303 Rewrite, looking one level down for records and arrays.
15305 2016-06-08 David Malcolm <dmalcolm@redhat.com>
15307 * pretty-print.c: Include "selftest.h".
15308 (pp_format): Fix comment.
15309 (identifier_to_locale): Likewise.
15310 (selftest::test_basic_printing): New function.
15311 (selftest::assert_pp_format): New function.
15312 (selftest::test_pp_format): New function.
15313 (selftest::pretty_print_c_tests): New function.
15314 * selftest-run-tests.c (selftest::run_tests): Call
15315 selftest::pretty_print_c_tests.
15316 * selftest.h (pretty_print_c_tests): New declaration.
15318 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15320 * invoke.texi (max-loop-headers-insns): Document.
15321 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
15322 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
15323 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
15325 2016-06-08 Richard Biener <rguenther@suse.de>
15327 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
15328 on strided SLP loads and fall back to scalar loads in case
15329 we can't chunk them.
15331 2016-06-08 Richard Biener <rguenther@suse.de>
15333 PR tree-optimization/71452
15334 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
15335 type used for the SSA rewrite has enough precision to cover
15336 the dynamic type of the location.
15338 2016-06-08 Jakub Jelinek <jakub@redhat.com>
15339 Richard Biener <rguenther@suse.de>
15342 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
15343 the same as DECL_P (base0) for indirect_base0. Use equality_code
15344 in one further place.
15346 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
15348 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
15349 to one word if the field is known to overlap other words.
15350 (extract_bit_field_1): Likewise.
15351 (store_split_bit_field): Remove compensating code.
15352 (extract_split_bit_field): Likewise.
15354 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
15358 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
15360 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15362 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
15364 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
15365 (arch64_addpv4sf): Delete.
15366 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
15367 "gen_aarch64_addpv4sf".
15368 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
15370 (vpadds_f32): Likewise.
15371 (vpaddq_f32): Likewise.
15372 (vpaddq_f64): Likewise.
15374 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15376 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
15378 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
15379 to VALLF. Rename to "fabd<mode>3".
15380 "*fabd_scalar<mode>3): Delete.
15381 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
15383 (vabdd_f64): Likewise.
15384 (vabd_f32): Likewise.
15385 (vabd_f64): Likewise.
15386 (vabdq_f32): Likewise.
15387 (vabdq_f64): Likewise.
15389 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15391 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
15393 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
15394 "aarch64_rsqrts<mode>".
15395 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
15396 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
15398 (vrsqrtsd_f64): Likewise.
15399 (vrsqrts_f32): Likewise.
15400 (vrsqrts_f64): Likewise.
15401 (vrsqrtsq_f32): Likewise.
15402 (vrsqrtsq_f64): Likewise.
15404 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15406 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
15408 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
15409 "aarch64_rsqrte<mode>".
15410 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
15411 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
15413 (vrsqrted_f64): Likewise.
15414 (vrsqrte_f32): Likewise.
15415 (vrsqrte_f64): Likewise.
15416 (vrsqrteq_f32): Likewise.
15417 (vrsqrteq_f64): Likewise.
15419 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15421 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
15423 (fcvtzs): Likewise.
15424 (fcvtzu): Likewise.
15425 * config/aarch64/aarch64-simd.md
15426 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
15427 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
15428 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
15430 (vcvt_n_f32_u32): Likewise.
15431 (vcvt_n_s32_f32): Likewise.
15432 (vcvt_n_u32_f32): Likewise.
15433 (vcvtq_n_f32_s32): Likewise.
15434 (vcvtq_n_f32_u32): Likewise.
15435 (vcvtq_n_f64_s64): Likewise.
15436 (vcvtq_n_f64_u64): Likewise.
15437 (vcvtq_n_s32_f32): Likewise.
15438 (vcvtq_n_s64_f64): Likewise.
15439 (vcvtq_n_u32_f32): Likewise.
15440 (vcvtq_n_u64_f64): Likewise.
15441 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
15442 (VSDQ_SDI): Likewise.
15443 (fcvt_target): Support V4DI, V4SI and V2SI.
15444 (FCVT_TARGET): Likewise.
15446 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15448 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
15449 (TYPES_BINOP_SUS): Likewise.
15450 (aarch64_simd_builtin_data): Update include file name.
15451 (aarch64_builtins): Likewise.
15452 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
15453 for conversion between scalar float-point and fixed-point.
15455 (fcvtzs): Likewise.
15456 (fcvtzu): Likewise.
15457 * config/aarch64/aarch64.md
15458 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
15459 pattern for conversion between scalar float to fixed-pointer.
15460 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
15461 (UNSPEC_FCVTZS): New UNSPEC enumeration.
15462 (UNSPEC_FCVTZU): Likewise.
15463 (UNSPEC_SCVTF): Likewise.
15464 (UNSPEC_UCVTF): Likewise.
15465 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
15467 (vcvtd_n_f64_u64): Likewise.
15468 (vcvtd_n_s64_f64): Likewise.
15469 (vcvtd_n_u64_f64): Likewise.
15470 (vcvtd_n_f32_s32): Likewise.
15471 (vcvts_n_f32_u32): Likewise.
15472 (vcvtd_n_s32_f32): Likewise.
15473 (vcvts_n_u32_f32): Likewise.
15474 * config/aarch64/iterators.md (fcvt_target): Support integer to float
15476 (FCVT_TARGET): Likewise.
15477 (FCVT_FIXED2F): New iterator.
15478 (FCVT_F2FIXED): Likewise.
15479 (fcvt_fixed_insn): New define_int_attr.
15481 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15483 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
15484 some statements was removed.
15486 2016-06-08 Alan Hayward <alan.hayward@arm.com>
15488 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
15489 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
15490 (vect_can_advance_ivs_p): likewise.
15491 (vect_update_ivs_after_vectorizer): likewise.
15492 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
15493 (vect_analyze_scalar_cycles_1): likewise.
15494 (vect_analyze_loop_operations): likewise.
15495 (report_vect_op): likewise.
15496 (vect_is_slp_reduction): likewise.
15497 (vect_is_simple_reduction): likewise.
15498 (get_initial_def_for_induction): likewise.
15499 (vect_transform_loop): likewise.
15500 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
15501 (vect_recog_sad_pattern): likewise.
15502 (vect_recog_widen_sum_pattern): likewise.
15503 (vect_recog_widening_pattern): likewise.
15504 (vect_recog_divmod_pattern): likewise.
15505 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
15506 (vect_analyze_slp_instance): likewise.
15507 (vect_transform_slp_perm_load): likewise.
15508 (vect_schedule_slp_instance): likewise.
15510 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15512 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
15513 (return_prediction): PRED_CONST_RETURN predict return as not taken.
15514 * predict.def (PRED_CONTINUE): Change hitrate 50->67
15515 (PRED_LOOP_BRANCH): Document predictor as broken.
15516 (PRED_LOOP_EXIT): Change hitrate 91->92.
15517 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
15518 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
15519 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
15520 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
15521 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
15522 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
15523 (PRED_CALL): Chane hitrate 71->67.
15524 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
15525 (PRED_GOTO): Document as unused right now.
15526 (PRED_CONST_RETURN): Change hitrate 67->69
15527 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
15528 (PRED_NULL_RETURN): Change hitrate 91->90.
15529 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
15530 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
15531 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
15533 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
15535 * config/rs6000/altivec.h: Add __builtin_vec_mul.
15536 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
15537 special case Altivec builtin.
15538 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15539 VSX_BUILTIN_VEC_MUL (replaced with special case code).
15540 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15541 code for ALTIVEC_BUILTIN_VEC_MUL.
15542 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15543 for __builtin_vec_mul.
15545 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
15547 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
15550 2016-06-07 David Malcolm <dmalcolm@redhat.com>
15552 * spellcheck.c (selftest::test_find_closest_string): New function.
15553 (spellcheck_c_tests): Call the above.
15555 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15557 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
15559 2016-06-07 Jakub Jelinek <jakub@redhat.com>
15561 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
15562 Yv=Yv,C alternatives.
15564 2016-06-07 Richard Biener <rguenther@suse.de>
15567 * common.opt (ffast-math): Make Optimization.
15569 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
15570 Prachi Godbole <prachi.godbole@imgtec.com>
15572 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
15573 `fabs' and `fneg' type attributes.
15574 (p5600_fpu_fabs): Add `fmove' to the comment.
15576 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15578 * gimple.c: Include builtins.h
15579 (gimple_inexpensive_call_p): New function.
15580 * gimple.h (gimple_inexpensive_call_p): Declare.
15581 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
15582 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
15585 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
15587 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
15588 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
15589 warning_at_rich_loc, warning_n, pedwarn, permerror,
15590 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
15591 sorry, fatal_error, internal_error, internal_error_no_backtrace):
15594 2016-06-07 Richard Biener <rguenther@suse.de>
15596 PR tree-optimization/71428
15597 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
15598 BIT_FIELD_REF op vs. load.
15600 2016-06-07 Richard Biener <rguenther@suse.de>
15602 PR middle-end/71423
15603 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
15606 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15608 * config/pa/pa.md (call): Generate indirect long calls to non-local
15609 functions on TARGET_64BIT.
15610 (call_value): Likewise.
15612 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15614 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
15615 pattern and subsequent splitters.
15616 (call_val_reg_64bit_post_reload): Likewise.
15618 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15620 PR middle-end/71408
15621 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
15622 propagate_op_to_single_use.
15624 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15626 PR middle-end/71281
15627 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
15629 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
15631 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
15632 (enum x86_dirflag_state): New enum.
15633 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
15634 (machine_function): Remove needs_cld.
15635 (ix86_current_function_needs_cld): Remove.
15636 * config/i386/i386.c (ix86_set_func_type): Set
15637 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
15638 (ix86_expand_prologue): Do not emit CLD here.
15639 (ix86_dirflag_mode_needed): New function.
15640 (ix86_dirflag_mode_entry): Ditto.
15641 (ix86_mode_needed): Handle X86_DIRFLAG entity.
15642 (ix86_mode_after): Ditto.
15643 (ix86_mode_entry): Ditto.
15644 (ix86_mode_exit): Ditto.
15645 (ix86_emit_mode_set): Ditto.
15646 * config/i386/i386.md (strmov_singleop): Set
15647 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
15648 Do not set ix86_current_function_needs_cld.
15650 (strset_singleop): Ditto.
15652 (cmpstrnqi_nz_1): Ditto.
15653 (cmpstrnqi_1): Ditto.
15654 (strlenqi_1): Ditto.
15656 2016-06-06 Jakub Jelinek <jakub@redhat.com>
15658 PR tree-optimization/71259
15659 * tree-vect-slp.c (vect_get_constant_vectors): For
15660 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
15661 one for constant op, and use COND_EXPR for non-constant.
15663 2016-06-06 David Malcolm <dmalcolm@redhat.com>
15665 * Makefile.in (OBJS): Add function-tests.o,
15666 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
15667 selftest-run-tests.o.
15668 (OBJS-libcommon): Add selftest.o.
15669 (OBJS-libcommon-target): Add selftest.o.
15670 (all.internal): Add "selftest".
15671 (all.cross): Likewise.
15672 (selftest): New phony target.
15673 (s-selftest): New target.
15674 (selftest-gdb): New phony target.
15675 (COLLECT2_OBJS): Add selftest.o.
15676 * bitmap.c: Include "selftest.h".
15677 (selftest::test_gc_alloc): New function.
15678 (selftest::test_set_range): New function.
15679 (selftest::test_clear_bit_in_middle): New function.
15680 (selftest::test_copying): New function.
15681 (selftest::test_bitmap_single_bit_set_p): New function.
15682 (selftest::bitmap_c_tests): New function.
15683 * common.opt (fself-test): New.
15684 * diagnostic-show-locus.c: Include "selftest.h".
15685 (make_range): New function.
15686 (test_range_contains_point_for_single_point): New function.
15687 (test_range_contains_point_for_single_line): New function.
15688 (test_range_contains_point_for_multiple_lines): New function.
15689 (assert_eq): New function.
15690 (test_get_line_width_without_trailing_whitespace): New function.
15691 (selftest::diagnostic_show_locus_c_tests): New function.
15692 * et-forest.c: Include "selftest.h".
15693 (selftest::test_single_node): New function.
15694 (selftest::test_simple_tree): New function.
15695 (selftest::test_disconnected_nodes): New function.
15696 (selftest::et_forest_c_tests): New function.
15697 * fold-const.c: Include "selftest.h".
15698 (selftest::assert_binop_folds_to_const): New function.
15699 (selftest::assert_binop_folds_to_nonlvalue): New function.
15700 (selftest::test_arithmetic_folding): New function.
15701 (selftest::fold_const_c_tests): New function.
15702 * function-tests.c: New file.
15703 * gimple.c: Include "selftest.h".
15704 Include "gimple-pretty-print.h".
15705 (selftest::verify_gimple_pp): New function.
15706 (selftest::test_assign_single): New function.
15707 (selftest::test_assign_binop): New function.
15708 (selftest::test_nop_stmt): New function.
15709 (selftest::test_return_stmt): New function.
15710 (selftest::test_return_without_value): New function.
15711 (selftest::gimple_c_tests): New function.
15712 * hash-map-tests.c: New file.
15713 * hash-set-tests.c: New file.
15714 * input.c: Include "selftest.h".
15715 (selftest::assert_loceq): New function.
15716 (selftest::test_accessing_ordinary_linemaps): New function.
15717 (selftest::test_unknown_location): New function.
15718 (selftest::test_builtins): New function.
15719 (selftest::test_reading_source_line): New function.
15720 (selftest::input_c_tests): New function.
15721 * rtl-tests.c: New file.
15722 * selftest-run-tests.c: New file.
15723 * selftest.c: New file.
15724 * selftest.h: New file.
15725 * spellcheck.c: Include "selftest.h".
15726 (selftest::levenshtein_distance_unit_test_oneway): New function,
15727 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
15728 (selftest::levenshtein_distance_unit_test): Likewise.
15729 (selftest::spellcheck_c_tests): Likewise.
15730 * toplev.c: Include selftest.h.
15731 (toplev::run_self_tests): New.
15732 (toplev::main): Handle -fself-test.
15733 * toplev.h (toplev::run_self_tests): New.
15734 * tree.c: Include "selftest.h".
15735 (selftest::test_integer_constants): New function.
15736 (selftest::test_identifiers): New function.
15737 (selftest::test_labels): New function.
15738 (selftest::tree_c_tests): New function.
15739 * tree-cfg.c: Include "selftest.h".
15740 (selftest::push_fndecl): New function.
15741 (selftest::test_linear_chain): New function.
15742 (selftest::test_diamond): New function.
15743 (selftest::test_fully_connected): New function.
15744 (selftest::tree_cfg_c_tests): New function.
15745 * vec.c: Include "selftest.h".
15746 (selftest::safe_push_range): New function.
15747 (selftest::test_quick_push): New function.
15748 (selftest::test_safe_push): New function.
15749 (selftest::test_truncate): New function.
15750 (selftest::test_safe_grow_cleared): New function.
15751 (selftest::test_pop): New function.
15752 (selftest::test_safe_insert): New function.
15753 (selftest::test_ordered_remove): New function.
15754 (selftest::test_unordered_remove): New function.
15755 (selftest::test_block_remove): New function.
15756 (selftest::reverse_cmp): New function.
15757 (selftest::test_qsort): New function.
15758 (selftest::vec_c_tests): New function.c.
15759 * wide-int.cc: Include selftest.h and wide-int-print.h.
15760 (selftest::from_int <wide_int>): New function.
15761 (selftest::from_int <offset_int>): New function.
15762 (selftest::from_int <widest_int>): New function.
15763 (selftest::assert_deceq): New function.
15764 (selftest::assert_hexeq): New function.
15765 (selftest::test_printing <VALUE_TYPE>): New function template.
15766 (selftest::test_ops <VALUE_TYPE>): New function template.
15767 (selftest::test_comparisons <VALUE_TYPE>): New function template.
15768 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
15770 (selftest::wide_int_cc_tests): New function.
15772 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15774 PR middle-end/37780
15775 * ifcvt.c (noce_try_ifelse_collapse): New function.
15777 (noce_process_if_block): Call noce_try_ifelse_collapse.
15778 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
15779 (simplify_ternary_operation): Use the above to simplify
15780 conditional CLZ/CTZ expressions.
15782 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15784 PR middle-end/37780
15785 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
15786 define_insn_and_split.
15788 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15790 PR middle-end/37780
15791 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
15793 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
15796 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
15797 Implicitly clobber memory for basic asm with non-empty assembler
15798 string. Use targetm.md_asm_adjust also here.
15799 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
15800 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
15801 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
15802 non-empty assembler string.
15803 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
15804 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
15805 (decode_asm_operands): Handle basic asm in PARALLEL block.
15806 (extract_insn): Handle basic asm in PARALLEL block.
15807 * doc/extend.texi: Mention new behavior of basic asm.
15808 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
15809 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
15810 branch_needs_nop_p): Use asm_noperands.
15812 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
15814 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
15815 Include the M7 SPARC DFA scheduler.
15816 New attribute v3pipe.
15817 Annotate insns with v3pipe where appropriate.
15818 Define cpu_feature vis4.
15819 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
15820 Add (V8QI "8") to vbits.
15821 Add insns {add,sub}v8qi3
15822 Add insns ss{add,sub}v8qi3
15823 Add insns us{add,sub}{v8qi,v4hi}3
15824 Add insns {min,max}{v8qi,v4hi,v2si}3
15825 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
15826 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
15827 * config/sparc/niagara4.md: Add a comment explaining the
15828 discrepancy between the documented latenty numbers and the
15830 * config/sparc/niagara7.md: New file.
15831 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
15832 supports SPARC5 and VIS 4.0 instructions.
15833 * configure: Regenerate.
15834 * config.in: Likewise.
15835 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
15836 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
15837 TARGET_CPU_niagara7.
15838 (ASM_CPU64_DEFAULT_SPEC): Likewise.
15839 (CPP_CPU_SPEC): Handle niagara7.
15840 (ASM_CPU_SPEC): Likewise.
15841 * config/sparc/sparc-opts.h (processor_type): Add
15842 PROCESSOR_NIAGARA7.
15843 (mvis4): New option.
15844 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
15845 (AS_NIAGARA7_FLAG): Define.
15846 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
15847 (CPP_CPU64_DEFAULT_SPEC): Likewise.
15848 (CPP_CPU_SPEC): Handle niagara7.
15849 (ASM_CPU_SPEC): Likewise.
15850 * config/sparc/sparc.c (niagara7_costs): Define.
15851 (sparc_option_override): Handle niagara7 and adjust cache-related
15852 parameters with better values for niagara cpus. Also support VIS4.
15853 (sparc32_initialize_trampoline): Likewise.
15854 (sparc_use_sched_lookahead): Likewise.
15855 (sparc_issue_rate): Likewise.
15856 (sparc_register_move_cost): Likewise.
15857 (dump_target_flag_bits): Support VIS4.
15858 (sparc_vis_init_builtins): Likewise.
15859 (sparc_builtins): Likewise.
15860 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
15862 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
15864 * config/sparc/sparc.opt (sparc_processor_type): New value
15866 * config/sparc/visintrin.h (__attribute__): Prototypes for the
15868 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
15870 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
15873 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
15875 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
15877 2016-06-06 Richard Biener <rguenther@suse.de>
15879 PR tree-optimization/71398
15880 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
15883 2016-06-05 James Bowman <james.bowman@ftdichip.com>
15885 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
15886 ft32_expand_prolog, ft32_expand_epilogue):
15887 Handle pretend_args.
15888 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
15889 * config/ft32/ft32.md: Add pretend_returner.
15891 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
15894 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
15895 Copy op1 RTX to avoid invalid sharing.
15896 (ix86_expand_vector_move_misalign): Ditto.
15898 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
15900 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
15903 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15905 * predict.c (predicted_by_loop_heuristics_p): New function.
15906 (predict_iv_comparison): Use it.
15907 (predict_loops): Walk from innermost loops; do not predict edges
15908 leaving multiple loops multiple times; implement
15909 PRED_LOOP_ITERATIONS_MAX heuristics.
15910 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
15912 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15914 * cfg.c (check_bb_profile): Do not report mismatched profiles when
15915 only edges out of BB are EH edges.
15917 2016-06-04 Martin Sebor <msebor@redhat.com>
15918 Marcin Baczyński <marbacz@gmail.com>
15921 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
15922 a void expression in a void function.
15924 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
15926 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
15927 aux; dump reasons of decisions.
15928 (should_duplicate_loop_header_p): Likewise.
15929 (do_while_loop_p): Likewise.
15930 (ch_base::copy_headers): Dump asi num insns duplicated.
15932 2016-06-04 Jakub Jelinek <jakub@redhat.com>
15934 PR tree-optimization/71405
15935 * tree-ssa.c (execute_update_addresses_taken): For clobber with
15936 incompatible type, build a new clobber with the right type instead
15937 of building a VIEW_CONVERT_EXPR around it.
15939 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
15941 PR tree-optimization/52171
15942 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
15943 by_pieces_ninsns instead of move_by_pieces_ninsns.
15945 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
15947 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
15948 for reg+reg addressing mode.
15950 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15952 * rs6000-c.c (c/c-tree.h): Add #include.
15953 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
15954 in C++ when found in the base position of vec_ld or vec_st.
15956 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
15958 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
15959 use of profile unless profile status is PROFILE_READ.
15960 * profile.c (compute_branch_probabilities): Set profile status
15961 only after reporting predictor hitrates.
15963 2016-06-03 Joseph Myers <joseph@codesourcery.com>
15967 * common.opt (ffp-int-builtin-inexact): New option.
15968 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
15969 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
15970 (ceil@var{m}2): Document dependence on this option.
15971 * ipa-inline-transform.c (inline_call): Handle
15972 flag_fp_int_builtin_inexact.
15973 * ipa-inline.c (can_inline_edge_p): Likewise.
15974 * config/i386/i386.md (rintxf2): Do not test
15975 flag_unsafe_math_optimizations.
15976 (rint<mode>2_frndint): New define_insn.
15977 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
15978 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
15979 for 387 instead of extending and truncating.
15980 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
15981 !flag_trapping_math instead of flag_unsafe_math_optimizations.
15982 Change to frndint<mode>2_<rounding>.
15983 (frndintxf2_<rounding>_i387): Likewise. Change to
15984 frndint<mode>2_<rounding>_i387.
15985 (<rounding_insn>xf2): Likewise.
15986 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
15987 !flag_trapping_math instead of flag_unsafe_math_optimizations for
15988 x87. Test TARGET_ROUND || !flag_trapping_math ||
15989 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
15990 SSE. Use ROUND_NO_EXC in constant operand of
15991 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
15992 for 387 instead of extending and truncating.
15994 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
15995 Julia Koval <julia.koval@intel.com>
16007 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
16008 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
16009 all registers, except for function return registers if there are
16010 no caller-saved registers.
16011 (ix86_set_func_type): New function.
16012 (ix86_set_current_function): Call ix86_set_func_type to set
16013 no_caller_saved_registers and func_type. Call reinit_regs if
16014 caller-saved registers are changed. Don't allow MPX, SSE, MMX
16015 nor x87 instructions in interrupt handler nor function with
16016 no_caller_saved_registers attribute.
16017 (ix86_function_ok_for_sibcall): Return false if there are no
16018 caller-saved registers.
16019 (type_natural_mode): Don't warn ABI change for MMX in interrupt
16021 (ix86_function_arg_advance): Skip for callee in interrupt handler.
16022 (ix86_function_arg): Return special arguments in interrupt handler.
16023 (ix86_promote_function_mode): Promote pointer to word_mode only
16024 for normal functions.
16025 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
16027 (ix86_epilogue_uses): New function.
16028 (ix86_hard_regno_scratch_ok): Likewise.
16029 (ix86_save_reg): Preserve all registers in interrupt handler
16030 after reload. Preserve all registers, except for function return
16031 registers, if there are no caller-saved registers after reload.
16032 (find_drap_reg): Always use callee-saved register if there are
16033 no caller-saved registers.
16034 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
16035 for interrupt handler.
16036 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
16037 Emit cld instruction if stringops are used in interrupt handler
16038 or interrupt handler isn't a leaf function.
16039 (ix86_expand_epilogue): Generate interrupt return for interrupt
16040 handler and pop the 'ERROR_CODE' off the stack before interrupt
16041 return in exception handler.
16042 (ix86_expand_call): Disallow calling interrupt handler directly.
16043 If there are no caller-saved registers, mark all registers that
16044 are clobbered by the call which returns as clobbered.
16045 (ix86_handle_no_caller_saved_registers_attribute): New function.
16046 (ix86_handle_interrupt_attribute): Likewise.
16047 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
16049 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
16050 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
16051 accumulation in interrupt function if stack may be realigned to
16053 (EPILOGUE_USES): New.
16054 (function_type): New enum.
16055 (machine_function): Add func_type and no_caller_saved_registers.
16056 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
16057 (interrupt_return): New pattern.
16058 * doc/extend.texi: Document x86 interrupt and
16059 no_caller_saved_registers attributes.
16061 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
16063 PR tree-optimization/52171
16064 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
16065 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
16066 Look for constant strings. Move some code to emit_block_cmp_hints
16068 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
16069 * defaults.h (COMPARE_MAX_PIECES): New macro.
16070 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
16071 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
16072 (clear_by_pieces_1): Don't declare. Move definition before use.
16073 (can_do_by_pieces): New static function.
16074 (can_move_by_pieces): Use it. Return bool.
16075 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
16076 OP. All callers changed. Handle COMPARE_BY_PIECES.
16077 (class pieces_addr); New.
16078 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
16079 pieces_addr::adjust, pieces_addr::increment_address,
16080 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
16082 (class op_by_pieces_d): New.
16083 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
16085 (class move_by_pieces_d, class compare_by_pieces_d,
16086 class store_by_pieces_d): New subclasses of op_by_pieces_d.
16087 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
16088 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
16089 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
16090 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
16091 compare_by_pieces_d::finish_mode): New member functions.
16092 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
16094 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
16095 (emit_block_cmp_hints): New function.
16096 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
16097 use the newly defined classes.
16098 * expr.h (by_pieces_constfn): New typedef.
16099 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
16100 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
16101 (move_by_pieces_ninsns): Don't declare.
16102 (can_move_by_pieces): Change return value to bool.
16103 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
16104 (compare_by_pieces_branch_ratio): New hook.
16105 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
16106 (by_pieces_ninsns): Declare.
16107 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
16109 (default_compare_by_pieces_branch_ratio): New function.
16110 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
16111 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
16112 * doc/tm.texi: Regenerate.
16113 * tree-ssa-strlen.c: Include "builtins.h".
16114 (handle_builtin_memcmp): New static function.
16115 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
16116 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
16118 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16120 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
16121 relevant stmts which are simple and invariant.
16122 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
16123 instead of simple and invariant
16125 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16127 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
16128 (vectorizable_reduction): Check for new relevant state.
16129 (vectorizable_live_operation): vectorize live stmts using
16130 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
16131 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
16132 (vect_stmt_relevant_p): Check for stmts which are only used live.
16133 (process_use): Use of a stmt does not inherit it's live value.
16134 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
16135 (vect_analyze_stmt): Check for new relevant state.
16136 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
16137 outside the loop, but not inside it.
16139 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16141 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
16142 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
16143 (vect_get_vec_def_for_operand): Split out code.
16145 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16147 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
16149 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16151 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
16153 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16155 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
16157 2016-06-03 Jakub Jelinek <jakub@redhat.com>
16159 PR middle-end/71387
16160 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
16161 to noreturn e->callee->decl that has void return type and void
16162 arguments, adjust gimple_call_fntype and remove lhs even if it had
16163 previously addressable type.
16165 2016-06-02 Jeff Law <law@redhat.com>
16167 PR tree-optimization/71328
16168 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
16169 error when checking for a jump back onto the copied path.
16171 2016-06-02 David Malcolm <dmalcolm@redhat.com>
16173 * config/microblaze/microblaze.c (get_branch_target): Add return
16174 NULL_RTX for the non-CALL_P case.
16175 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
16176 (insert_wic): Remove unused local "j".
16178 2016-06-02 Martin Liska <mliska@suse.cz>
16180 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
16182 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
16183 Julia Koval <julia.koval@intel.com>
16185 * function.c (assign_parm_setup_stack): Force source into a
16186 register if needed.
16187 * target.def (function_incoming_arg): Update documentation to
16188 allow arbitrary address computation based on hard register.
16189 * doc/tm.texi: Regenerated.
16191 2016-06-02 Martin Liska <mliska@suse.cz>
16193 * predict.c (combine_predictions_for_bb): Fix first match in
16194 cases where a first predictor contains more than one occurence
16195 in list of predictors. Take the best value in such case.
16197 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16199 PR rtl-optimization/71295
16200 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
16201 offset would go over the size of the inner mode reject it.
16203 2016-06-02 Jakub Jelinek <jakub@redhat.com>
16205 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
16206 x=x,x and v=v,m instead of x=x,m.
16208 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
16209 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
16210 alternative to v=rm,C.
16212 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
16213 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
16214 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
16215 instead of vex for the last two above mentioned alternatives.
16217 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16220 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
16222 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
16224 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
16226 2016-06-01 David Malcolm <dmalcolm@redhat.com>
16228 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
16229 from int to unsigned.
16231 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16233 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
16234 alternatives, eliminating preferred register class. Add support
16235 for the MTVSRDD instruction in ISA 3.0.
16236 (vsx_splat_v4si_internal): Use splat_input_operand instead of
16237 reg_or_indexed_operand.
16238 (vsx_splat_v4sf_internal): Likewise.
16240 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16243 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
16244 for loading up all 0's or all 1's.
16246 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
16248 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
16250 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
16252 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
16254 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
16255 * gcc.c (set_source_date_epoch_envvar): New function, sets
16256 the SOURCE_DATE_EPOCH environment variable to the current time.
16258 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16260 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
16261 the factor for live Phi nodes.
16263 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16265 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
16266 * tree-parloops.c (parallelize_loops): likewise.
16267 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
16268 tree_unswitch_outer_loop): likewise.
16270 2016-06-01 Jakub Jelinek <jakub@redhat.com>
16272 PR middle-end/71371
16273 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
16274 around creation of the temporary.
16276 2016-06-01 Richard Biener <rguenther@suse.de>
16278 PR tree-optimization/71366
16279 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
16280 (unloop_loops): Move removing edges here ...
16281 (try_unroll_loop_completely): ... from here.
16282 (try_peel_loop): ... and here.
16283 (tree_unroll_loops_completely_1): Track parent loops via
16284 bitmap of header BBs.
16285 (tree_unroll_loops_completely): Adjust for that.
16287 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16289 * config/rs6000/altivec.h (vec_slv): New macro.
16290 (vec_srv): New macro.
16291 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
16292 (UNSPEC_VSRV): New value.
16295 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
16296 (vsrv): New builtin definition.
16297 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
16298 define argument types for new builtin.
16299 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
16301 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
16304 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
16305 Jocelyn Mayer <l_indien@magic.fr>
16308 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
16309 detect processor family for signature_CENTAUR_ebx.
16310 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
16311 signature_CENTAUR_ebx.
16312 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
16313 <default>: Pass x86-64 for has_longmode.
16315 2016-06-01 Nathan Sidwell <nathan@acm.org>
16317 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
16320 2016-06-01 Richard Biener <rguenther@suse.de>
16322 PR tree-optimization/71261
16323 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
16324 of stmts successfully put in the bool pattern. Remove
16325 single-use restriction.
16326 (adjust_bool_pattern_cast): Add cast at the use site via the
16327 pattern def sequence.
16328 (adjust_bool_pattern): Remove recursion, maintain a hash-map
16329 of patterned defs. Use the pattern def seqence instead of
16330 multiple independent patterns.
16331 (sort_after_uid): New qsort compare function.
16332 (adjust_bool_stmts): New function to process stmts in the bool
16333 pattern in IL order.
16334 (vect_recog_bool_pattern): Adjust.
16335 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
16336 (ifcvt_walk_pattern_tree): Likewise.
16337 (stmt_is_root_of_bool_pattern): Likewise.
16338 (ifcvt_repair_bool_pattern): Likewise.
16339 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
16341 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16343 * loop-unroll.c (decide_unroll_constant_iterations,
16344 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
16345 likely upper bounds.
16346 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
16348 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
16350 * tree-core.h (enum omp_clause_code): Remove
16351 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
16353 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16355 * config/arm/sync.md (arm_store_exclusive<mode>):
16356 Use 'H' output modifier on operands[2] rather than creating a new
16357 entry in out-of-bounds memory of the operands array.
16358 (arm_store_release_exclusivedi): Likewise.
16360 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16362 * config/arm/arm.c (arm_fusion_enabled_p): New function.
16363 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
16364 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
16365 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16367 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16369 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
16370 into account live statements for mask producers.
16372 2016-06-01 Richard Biener <rguenther@suse.de>
16374 PR tree-optimization/71311
16375 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
16376 restrict to non-INTEGER_CST @0.
16378 2016-06-01 Richard Biener <rguenther@suse.de>
16380 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
16381 (relational patterns): Use :c to avoid pattern duplications.
16383 2016-06-01 Richard Biener <rguenther@suse.de>
16385 * genmatch.c (comparison_code_p): New predicate.
16386 (swap_tree_comparison): New function.
16387 (commutate): Add for_vec parameter to append new for entries.
16388 Support commutating relational operators by swapping it alongside
16390 (lower_commutative): Adjust.
16391 (dt_simplify::gen): Do not pass artificial operators to gen
16393 (decision_tree::gen): Do not add artificial operators as parameters.
16394 (parser::parse_expr): Verify operator commutativity when :c is
16395 applied. Allow :C to override this.
16396 * match.pd: Adjust patterns to use :C instead of :c where required.
16398 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
16400 PR tree-optimization/71077
16401 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
16402 the combining step, use boolean_false_node and boolean_true_node
16403 as the designated false/true return values.
16405 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16407 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
16408 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
16409 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
16412 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16414 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
16415 of flags impliying the register renaming.
16416 * toplev.c (process_options): Do not imply flag_rename_registers with
16419 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16421 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
16422 default implementation.
16424 2016-05-31 Nathan Sidwell <nathan@acm.org>
16426 * dwarf2out.c (cur_line_info_table): Add GTY marker.
16428 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16430 * config/sh/constraints.md (b): Remove constraint.
16431 * config/sh/predicates.md (arith_reg_operand): Remove
16433 * config/sh/sh-modes.def (PDI): Remove.
16434 * config/sh/sh.c (sh_target_reg_class,
16435 sh_optimize_target_register_callee_saved): Remove functions.
16436 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
16437 (sh_expand_epilogue): Update comment.
16438 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
16439 sh_secondary_reload): Remove TARGET_REGS related code.
16440 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
16441 TARGET_REGISTER_P): Remove macros.
16442 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
16443 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
16444 TR1_REG, TR2_REG): Remove constants.
16445 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
16447 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16449 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
16450 define_expand patterns.
16451 (adddi3_compact): Rename to adddi3.
16452 (subdi3_compact): Rename to subdi3.
16453 (*negdi2): Rename to negdi2.
16454 (*abs<mode>2): Rename to abs<mode>2.
16456 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16458 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
16459 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
16460 (atomic_sub_fetchsi): ... this new pattern.
16461 (mvtc): Add CC_REG clobber.
16463 2016-05-31 Marek Polacek <polacek@redhat.com>
16465 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
16467 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16469 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
16470 aarch64_fusion_enabled_p to check for fusion capabilities.
16472 2016-05-31 Richard Biener <rguenther@suse.de>
16474 PR tree-optimization/71352
16475 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
16476 minus one and a negate.
16478 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16480 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
16481 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
16483 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
16484 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
16485 Remove use of aarch64_simd_attr_length_move, set length attribute
16487 (*aarch64_be_movoi): Likewise.
16488 (*aarch64_be_movci): Likewise.
16489 (*aarch64_be_movxi): Likewise.
16491 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16493 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
16494 It no longer does that.
16495 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
16497 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
16499 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
16500 attribute __unused__.
16502 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
16504 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
16505 * config/arm/arm.c (arm_arch_thumb1): Define.
16506 (arm_option_override): Initialize arm_arch_thumb1.
16507 * config/arm/arm.h (arm_arch_thumb1): Declare.
16508 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
16509 support Thumb-1 ISA.
16511 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
16514 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
16515 `Yv' for scalar operand.
16517 2016-05-31 Tom de Vries <tom@codesourcery.com>
16519 PR tree-optimization/69068
16520 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
16521 phis with more than two args.
16523 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
16525 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
16526 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
16529 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
16531 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
16533 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16535 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
16536 cpu_32, cpu_64, tune_32 and tune_64.
16537 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
16539 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
16541 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
16543 2016-05-30 Andi Kleen <ak@linux.intel.com>
16545 * auto-profile.c (read_profile): Replace asserts with errors
16546 when file does not exist.
16547 * gcov-io.c (gcov_read_words): Dito.
16549 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16551 * tree-cfg.c (print_loop): Print likely upper bounds.
16553 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16555 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
16556 * opts.c (default_options): Enable peel loops at -O3.
16557 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
16558 (try_peel_loop): Do not re-peel already peeled loops;
16559 use likely upper bounds; fix profile updating.
16560 (pass_complete_unroll::execute): Initialize peeled_loops.
16562 2016-05-30 Martin Liska <mliska@suse.cz>
16564 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
16565 computed costs by frequency of BB they belong to.
16566 (get_scaled_computation_cost_at): New function.
16568 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
16569 Marc Glisse <marc.glisse@inria.fr>
16571 PR tree-optimization/71289
16572 * match.pd (-1 / B < A, A > -1 / B): New transformations.
16574 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16576 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
16578 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16580 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
16581 for peeled copies; avoid underflow when updating estimates; correctly
16582 scale loop profile.
16584 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16586 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
16587 r236875. Corrected oe3 to oe2 as obvious.
16589 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16591 PR middle-end/71269
16592 PR middle-end/71252
16593 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
16594 that inserted stmt will not dominate stmts that defines its operand.
16595 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
16596 (rewrite_expr_tree_parallel): Likewise.
16598 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16600 PR middle-end/71252
16601 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
16602 all fields including stmt_to_insert are swapped.
16604 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16606 * predict.h (force_edge_cold): Declare.
16607 * predict.c (force_edge_cold): New function.
16608 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
16610 (canonicalize_loop_induction_variables): Fix formating.
16612 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
16614 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
16615 (visium_expand_copysign): Use gen_int_mode directly.
16616 (visium_compute_frame_size): Minor tweaks.
16618 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16620 * tree-vect-loop.c (vect_analyze_loop_2): Use
16621 likely_max_stmt_executions_int.
16623 2016-05-30 Tom de Vries <tom@codesourcery.com>
16625 PR tree-optimization/69067
16626 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
16628 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
16631 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
16632 New peepholes to remove unneeded fild/fistp pairs.
16633 (define_peephole2 atomic_loaddi_fpu): Ditto.
16635 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16637 * predict.c (maybe_hot_frequency_p): Avoid division.
16639 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16641 * doc/install.texi: Use https for shop.fsf.org.
16643 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16645 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
16646 likely_max_stmt_executions_int.
16648 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16650 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
16651 likely_max_stmt_executions_int.
16653 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16655 * profile.c (compute_branch_probabilities): Do not report hitrates
16657 (branch_prob): Report hitrates here.
16658 * predict.c (gimple_predict_edge): Do not assert profile status;
16659 fix formatting issues.
16661 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16663 * predict.c (edge_predicted_by_p): New function.
16664 (predict_paths_for_bb): Do not put multiple predictions of the same type
16667 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16669 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
16672 2016-05-28 Alan Modra <amodra@gmail.com>
16674 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
16676 2016-05-28 Alan Modra <amodra@gmail.com>
16678 PR rtl-optimization/71275
16679 * ira.c (ira): Free dominance info.
16681 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
16683 * doc/sourcebuild.texi: New address for upstream Go repository.
16685 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
16687 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
16688 (TARGET_ARM_V7M): Likewise.
16690 2016-05-26 Jeff Law <law@redhat.com>
16692 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
16693 (thread_across_edge): Remove calls to find_jump_threads_backwards.
16694 * passes.def: Add jump threading passes before DOM/VRP.
16695 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
16696 argument to a basic block from an edge. Remove tests which are
16698 (pass_data_thread_jumps, class pass_thread_jumps): New.
16699 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
16700 (make_pass_thread_jumps): Likewise.
16701 * tree-pass.h (make_pass_thread_jumps): Declare.
16703 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
16705 * config/visium/visium-protos.h (split_double_move): Rename into...
16706 (visium_split_double_move): ...this.
16707 (visium_split_double_add): Declare.
16708 * config/visium/visium.c (split_double_move): Rename into...
16709 (visium_split_double_move): ...this.
16710 (visium_split_double_add): New function.
16711 (visium_expand_copysign): Renumber operands for consistency.
16712 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
16713 (DFmode move splitter): Likewise.
16714 (*addi3_insn): Split by means of visium_split_double_add.
16715 (*adddi3_insn_flags): Delete.
16716 (*plus_plus_sltu<subst_arith>): New insn.
16717 (*subdi3_insn): Split by means of visium_split_double_add.
16718 (subdi3_insn_flags): Delete.
16719 (*minus_minus_sltu<subst_arith>): New insn.
16720 (*negdi2_insn): Split by means of visium_split_double_add.
16721 (*negdi2_insn_flags): Delete.
16723 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
16725 * configure.ac: Treat a --with-headers option without argument
16726 the same as the default (i.e. consult sys-include directory).
16727 * configure: Regenerate.
16729 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16731 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
16732 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
16734 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
16735 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16737 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16740 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
16741 tree-stdarg analysis results.
16742 (aarch64_setup_incoming_varargs): Likewise.
16744 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16746 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
16747 va_list_gpr_counter_field and va_list_fpr_counter_field.
16749 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
16752 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
16753 * config/aarch64/aarch64.c
16754 (aarch64_cannot_change_mode_class): Remove function.
16755 * config/aarch64/aarch64-protos.h
16756 (aarch64_cannot_change_mode_class): Remove.
16758 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16760 * cfgloop.c (record_niter_bound): Record likely upper bounds.
16761 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
16762 get_likely_max_loop_iterations_int): New.
16763 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
16764 any_likely_upper_bound.
16765 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
16767 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
16768 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
16770 (unroll_loop_constant_iterations): Likewise.
16771 (unroll_loop_runtime_iterations): Likewise.
16772 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
16773 * lto-streamer-out.c (output_cfg): Likewise.
16774 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
16776 (canonicalize_loop_induction_variables): Dump likely upper bounds.
16777 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
16778 (likely_max_loop_iterations): New.
16779 (likely_max_loop_iterations_int): New.
16780 (likely_max_stmt_executions): New.
16781 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
16782 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
16783 likely_max_stmt_executions): Declare.
16785 2016-05-27 Marek Polacek <polacek@redhat.com>
16787 PR middle-end/71308
16788 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
16790 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16792 * config/s390/s390.md (2x risbg splitters): Use
16793 reg_overlap_mentioned_p instead of rtx_equal_p.
16795 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
16797 * combine.c (make_compound_operation): Take known zero bits into
16798 account when checking for possible zero_extend.
16800 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16802 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
16803 Use const_int_operand for operand 2 predicate. Simplify expand code
16806 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
16808 PR middle-end/71279
16809 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
16812 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16814 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
16815 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
16816 that returns CC_SESWPmode and CC_ZESWPmode.
16817 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
16819 (aarch64_rtx_costs): Likewise.
16821 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16823 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
16824 for ISA 3.0 min/max support.
16825 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
16826 conditional move support.
16827 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
16828 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
16830 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
16831 conditional moves where the comparison type is different from move
16833 (fp_minmax): New code iterator for smin/smax.
16834 (minmax): New code attributes for min/max.
16835 (SMINMAX): Likewise.
16836 (smax<mode>3): Combine min, max insns into one insn using the
16837 fp_minmax code iterator. Add support for ISA 3.0 min/max
16838 instructions that don't need -ffast-math.
16839 (s<minmax><mode>3): Likewise.
16840 (smax<mode>3_vsx): Likewise.
16841 (smin<mode>3): Likewise.
16842 (s<minmax><mode>3_vsx): Likewise.
16843 (smin<mode>3_vsx): Likewise.
16844 (pre-VSX min/max splitters): Likewise.
16845 (s<minmax><mode>3_fpr): Likewise.
16846 (movsfcc): Rewrite floating point conditional moves to combine
16847 SFmode/DFmode into a single insn.
16848 (mov<mode>cc): Likewise.
16849 (movdfcc): Likewise.
16850 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
16851 SFDF2 iterators to handle all combinations.
16852 (fseldfsf4): Likewise.
16853 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
16854 (fseldfdf4): Likewise.
16855 (fselsfdf4): Likewise.
16856 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
16857 comparison instructions that set a 0/-1 mask, and use it for
16858 floating point conditional move via XXSEL.
16859 (fpmask<mode>): Likewise.
16860 (xxsel<mode>): Likewise.
16861 * config/rs6000/predicates.md (min_max_operator): Delete, no
16863 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
16864 instructions that generate a 0/-1 mask for use with XXSEL.
16865 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
16866 say whether floating point min/max is available, either through
16867 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
16868 (TARGET_MINMAX_DF): Likewise.
16870 2016-05-27 Alan Modra <amodra@gmail.com>
16872 PR rtl-optimization/71275
16873 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
16874 for update_equiv_regs and combine_and_move_insns.
16876 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
16878 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
16879 if_then_else or cond RTXes to calculate attribute value.
16880 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
16881 <attr "length_immediate>: Ditto.
16882 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
16883 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
16884 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
16885 <attr "type">: Ditto.
16886 <attr "prefix_data16">: Ditto.
16887 <attr "prefix_extra">: Ditto.
16888 <attr "length_immediate">: Ditto.
16889 <attr "prefix">: Ditto.
16890 (vec_set<mode>_0) <attr "isa">: Ditto.
16891 <attr "prefix_extra">: Ditto.
16892 <attr "length_immediate">: Ditto.
16893 <attr "prefix">: Ditto.
16894 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
16895 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
16896 (sse2_storelpd) <attr "prefix_data16">: Ditto.
16897 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
16898 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
16899 <attr "length_immediate">: Ditto.
16900 <attr "prefix">: Ditto.
16901 (sse2_movsd) <attr "length_immediate">: Ditto.
16902 <attr "prefix">: Ditto.
16903 (vec_concatv2df) <attr "isa">: Ditto.
16904 <attr "prefix">: Ditto.
16905 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
16906 (*vec_extractv2di_1) <attr "isa">: Ditto.
16907 <attr "type">: Ditto.
16908 <attr "length_immediate">: Ditto.
16909 <attr "prefix_rex">: Ditto.
16910 <attr "prefix_extra">: Ditto.
16911 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
16912 <attr "prefix_extra">: Ditto.
16913 <attr "length_immediate">: Ditto.
16914 (vec_concatv2di) <attr "isa">: Ditto.
16915 <attr "prefix_extra">: Ditto.
16916 <attr "length_immediate">: Ditto.
16917 <attr "prefix">: Ditto.
16919 2016-05-26 Martin Liska <mliska@suse.cz>
16921 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
16923 (operator+): Likewise.
16924 (operator-): Likewise.
16925 (comp_cost::operator+=): Likewise.
16926 (comp_cost::operator-=): Likewise.
16927 (comp_cost::operator/=): Likewise.
16928 (comp_cost::operator*=): Likewise.
16929 (operator<): Likewise.
16930 (operator==): Likewise.
16931 (operator<=): Likewise.
16932 (new_cost): Remove.
16933 (infinite_cost_p): Likewise.
16934 (add_costs): Likewise.
16935 (sub_costs): Likewise.
16936 (compare_costs): Likewise.
16937 (set_group_iv_cost): Use the newly introduced functions.
16938 (get_address_cost): Likewise.
16939 (get_shiftadd_cost): Likewise.
16940 (force_expr_to_var_cost): Likewise.
16941 (split_address_cost): Likewise.
16942 (ptr_difference_cost): Likewise.
16943 (difference_cost): Likewise.
16944 (get_computation_cost_at): Likewise.
16945 (determine_group_iv_cost_generic): Likewise.
16946 (determine_group_iv_cost_address): Likewise.
16947 (determine_group_iv_cost_cond): Likewise.
16948 (autoinc_possible_for_pair): Likewise.
16949 (determine_group_iv_costs): Likewise.
16950 (cheaper_cost_pair): Likewise.
16951 (iv_ca_recount_cost): Likewise.
16952 (iv_ca_set_no_cp): Likewise.
16953 (iv_ca_set_cp): Likewise.
16954 (iv_ca_cost): Likewise.
16955 (iv_ca_new): Likewise.
16956 (iv_ca_dump): Likewise.
16957 (iv_ca_narrow): Likewise.
16958 (iv_ca_prune): Likewise.
16959 (iv_ca_replace): Likewise.
16960 (try_add_cand_for): Likewise.
16961 (try_improve_iv_set): Likewise.
16962 (find_optimal_iv_set): Likewise.
16964 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
16966 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
16967 that internal functions will clobber all caller-saved registers.
16969 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
16971 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
16972 Return a better case_values_threshold when optimizing.
16974 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
16976 * config/aarch64/aarch64-simd.md (aarch64_combinez):
16977 Add ? to integer variant.
16978 (aarch64_combinez_be): Likewise.
16980 2016-05-26 Jakub Jelinek <jakub@redhat.com>
16982 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
16983 instead of x constraint.
16984 (vcvtps2ph256<mask_name>): Likewise.
16986 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
16987 alternative. Formatting fix.
16989 * config/i386/sse.md
16990 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
16992 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
16993 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
16994 maybe_evex prefix instead of vex.
16995 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
16996 EXT_REX_SSE_REG_P (op0) case in the splitter.
16998 2016-05-25 Jeff Law <law@redhat.com>
17000 PR tree-optimization/71272
17001 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
17002 Update comments. Add test for empty path.
17004 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
17006 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
17007 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
17008 special case builtin.
17009 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17010 code for ALTIVEC_BUILTIN_VEC_CMPNE.
17011 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17012 for __builtin_vec_cmpne.
17014 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
17016 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
17017 redundant test and bail out if the type of the new operand is not
17018 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
17020 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17022 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
17023 (x_ix86_target_flags_explicit): Remove.
17024 * config/i386/i386.c (ix86_function_specific_save): Do not copy
17025 x_ix86_target_flags_explicit.
17026 (ix86_function_specific_restore): Ditto.
17028 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17029 H.J. Lu <hongjiu.lu@intel.com>
17032 * common/config/i386/i386-common.c
17033 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
17034 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
17035 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
17036 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
17037 (-mgeneral-regs-only): Add new option.
17038 * config/i386/i386.c (ix86_option_override_internal): Don't enable
17039 x87 instructions if only general registers are allowed.
17040 (ix86_target_string): Add ix86_flags argument. Handle additional
17041 flags options through ix86_flags argument. Update all callers.
17042 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
17044 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17046 PR rtl-optimization/66940
17047 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
17048 decrementing desired_val will not overflow before performing these
17051 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
17053 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
17054 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
17055 * config/i386/i386.c (enum ix86_builtins): Add
17056 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
17057 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
17058 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
17059 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
17060 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
17061 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
17062 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
17063 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
17064 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
17065 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
17066 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
17067 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
17068 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
17069 __builtin_ia32_cvtps2dq512_mask.
17070 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
17071 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
17072 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
17073 * config/i386/sse.md
17074 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
17076 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
17077 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
17079 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
17080 (avx512f_vec_pack_sfix_v8df): New define_expand.
17081 (avx512f_roundpd512): Rename to ...
17082 (avx512f_round<castmode>512): ... this. Change iterator.
17083 (avx512f_roundps512_sfix): New define_expand.
17084 (round<mode>2_sfix): Change iterator.
17086 2016-05-25 Nick Clifton <nickc@redhat.com>
17088 * config/msp430/msp430.c (msp430_attr): Produce an error if a
17089 static interrupt handler is detected.
17090 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
17091 default linker script.
17092 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
17093 the low part of a symbolic pointer.
17095 2016-05-25 Richard Biener <rguenther@suse.de>
17097 PR tree-optimization/71261
17098 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
17099 interesting stmt instead of immediate uses when looking
17100 for the use operand to replace.
17102 2016-05-25 Martin Liska <mliska@suse.cz>
17104 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
17106 2016-05-25 Richard Biener <rguenther@suse.de>
17108 PR tree-optimization/71264
17109 * tree-vect-stmts.c (vect_init_vector): Properly deal with
17112 2016-05-25 Martin Liska <mliska@suse.cz>
17114 PR tree-optimization/71239
17115 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
17116 if DECL_SIZE is NULL.
17118 2016-05-25 Richard Biener <rguenther@suse.de>
17120 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
17121 * tree-if-conv.c (pass_data_if_conversion): Use it.
17123 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17125 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
17126 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
17127 * varpool.c (varpool_node::get_availability): Likewise.
17129 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17131 * config/rs6000/altivec.md (VNEG iterator): New iterator for
17132 VNEGW/VNEGD instructions.
17133 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
17134 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
17135 support for ISA 3.0 VNEGW/VNEGD instructions.
17137 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
17139 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
17140 pointers inside OACC_DATA regions.
17141 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
17142 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
17143 (gimplify_adjust_omp_clauses): Fix typo in comment.
17145 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17147 * config/rs6000/altivec.md (VParity): New mode iterator for vector
17148 parity built-in functions.
17149 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
17151 (p9v_parity<mode>2): Likewise.
17152 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
17154 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
17155 (parity<mode>2): ISA 3.0 expander for vector parity.
17156 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
17158 (BU_P9_64BIT_MISC_0): Likewise.
17159 (BU_P9_MISC_0): Likewise.
17160 (BU_P9V_AV_1): Likewise.
17161 (BU_P9V_AV_2): Likewise.
17162 (BU_P9V_AV_3): Likewise.
17163 (BU_P9V_AV_P): Likewise.
17164 (BU_P9V_VSX_1): Likewise.
17165 (BU_P9V_OVERLOAD_1): Likewise.
17166 (BU_P9V_OVERLOAD_2): Likewise.
17167 (BU_P9V_OVERLOAD_3): Likewise.
17168 (VCTZB): Add vector count trailing zeros support.
17172 (VPRTYBD): Add vector parity support.
17173 (VPRTYBQ): Likewise.
17174 (VPRTYBW): Likewise.
17175 (VCTZ): Add overloaded vector count trailing zeros support.
17176 (VPRTYB): Add overloaded vector parity support.
17177 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17178 overloaded vector count trailing zeros and parity instructions.
17179 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
17180 vector parity support.
17181 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
17182 trailing zeros support.
17183 (vec_cntlz): Likewise.
17184 (vec_vctzb): Likewise.
17185 (vec_vctzd): Likewise.
17186 (vec_vctzh): Likewise.
17187 (vec_vctzw): Likewise.
17188 (vec_vprtyb): Add ISA 3.0 vector parity support.
17189 (vec_vprtybd): Likewise.
17190 (vec_vprtybw): Likewise.
17191 (vec_vprtybq): Likewise.
17192 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17193 the ISA 3.0 vector count trailing zeros and vector parity built-in
17196 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17198 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
17199 when there is stmt_to_insert.
17201 2016-05-24 Martin Sebor <msebor@redhat.com>
17204 * tree.h (complete_or_array_type_p): New inline function.
17206 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17208 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
17209 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
17210 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
17212 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
17213 Limit 1st alternative to noavx isa, split 2nd alternative into one
17214 noavx and one avx alternative, use *x and Bm in the former and
17215 x and m in the latter.
17217 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
17218 of sse4 for the first alternative, drop %v from the template
17219 and d operand modifier. Split second alternative into one sse4_noavx
17220 and one avx alternative, use *x instead of *v in the former and v
17221 instead of *v in the latter.
17222 (*sse4_1_extractps): Use noavx isa instead of * for the first
17223 alternative, drop %v from the template. Split second alternative into
17224 one noavx and one avx alternative, use *x instead of *v in the
17225 former and v instead of *v in the latter.
17226 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
17227 with noavx and the last one with avx.
17228 (sse4_1_phminposuw): Guard first alternative with noavx isa,
17229 split the second one into one noavx and one avx alternative,
17230 use *x and Bm in the former and x and m in the latter one.
17231 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
17234 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
17235 first two alternatives to noavx, use *x instead of *v in the second
17236 one, add avx alternative without *.
17237 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
17238 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
17239 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
17241 2016-05-24 Jeff Law <law@redhat.com>
17243 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
17244 New function, extracted from...
17245 (fsm_find_control_statement_thread_paths): Here. Use the new function.
17246 Allow simple copies and constant initializations in the SSA chain.
17248 2016-05-24 Marek Polacek <polacek@redhat.com>
17251 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
17254 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17257 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
17258 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
17259 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
17260 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
17261 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
17263 2016-05-24 Richard Biener <rguenther@suse.de>
17265 PR tree-optimization/71240
17266 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
17269 2016-05-24 Richard Biener <rguenther@suse.de>
17271 PR tree-optimization/71230
17272 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
17274 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17276 * tree-vectorizer.h (vectorizable_comparison): Delete.
17277 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
17278 PURE_SLP_STMT check.
17279 * tree-vect-stmts.c (vectorizable_call): Likewise.
17280 (vectorizable_simd_clone_call): Likewise.
17281 (vectorizable_conversion): Likewise.
17282 (vectorizable_assignment): Likewise.
17283 (vectorizable_shift): Likewise.
17284 (vectorizable_operation): Likewise.
17285 (vectorizable_load): Likewise.
17286 (vectorizable_condition): Likewise.
17287 (vectorizable_store): Likewise. Assert that we don't have
17289 (vectorizable_comparison): Make static. Remove redundant
17290 PURE_SLP_STMT check.
17291 (vect_transform_stmt): Assert that we always have an slp_node
17294 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17296 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
17297 operands[2] against 1 with comparison against CONST1_RTX.
17298 (<shift>di3_neon): Likewise.
17299 * config/arm/predicates.md (const0_operand): Replace with comparison
17300 against CONST0_RTX.
17302 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17304 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
17305 operands[2] against 1 with comparison against CONST1_RTX.
17306 (ashrdi3): Likewise.
17307 (lshrdi3): Likewise.
17308 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
17310 (ashrsi3): Likewise.
17311 (lshrsi3): Likewise.
17312 (rotrsi3): Likewise.
17313 (define_split above *compareqi_eq0): Likewise.
17314 (define_split above "prologue"): Likewise.
17315 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
17316 * config/arm/predicates.md (shift_operator): Likewise.
17317 (shift_nomul_operator): Likewise.
17318 (sat_shift_operator): Likewise.
17319 (thumb1_cmp_operand): Likewise.
17320 (const_neon_scalar_shift_amount_operand): Replace manual range
17321 check with IN_RANGE.
17322 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
17323 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
17325 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17327 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
17328 with HOST_WIDE_INT_1.
17330 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
17331 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
17332 (arm_canonicalize_comparison): Likewise.
17333 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
17335 (thumb1_size_rtx_costs): Likewise.
17336 (vfp_const_double_index): Replace cast of 1 to unsigned
17337 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17338 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
17340 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
17341 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17342 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
17343 HOST_WIDE_INT with HOST_WIDE_INT_1.
17345 2016-05-24 Marek Polacek <polacek@redhat.com>
17347 * tree-cfg.h (should_remove_lhs_p): New predicate.
17348 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
17349 * gimplify.c (gimplify_modify_expr): Likewise.
17350 * tree-cfg.c (verify_gimple_call): Likewise.
17351 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
17352 * gimple-fold.c: Include "tree-cfg.h".
17353 (gimple_fold_call): Use should_remove_lhs_p.
17355 2016-05-24 Richard Biener <rguenther@suse.de>
17357 PR tree-optimization/71253
17358 * cfganal.h (control_dependences): Make robust against edge
17360 (control_dependences::control_dependences): Remove edge_list argument.
17361 (control_dependences::get_edge): Remove.
17362 (control_dependences::get_edge_src): Add.
17363 (control_dependences::get_edge_dest): Likewise.
17364 (control_dependences::m_el): Make a vector of edge src/dest index.
17365 * cfganal.c (control_dependences::find_control_dependence): Adjust.
17366 (control_dependences::control_dependences): Likewise.
17367 (control_dependences::~control_dependence): Likewise.
17368 (control_dependences::get_edge): Remove.
17369 (control_dependences::get_edge_src): Add.
17370 (control_dependences::get_edge_dest): Likewise.
17371 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
17373 (perform_tree_ssa_dce): Adjust.
17374 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
17376 (pass_loop_distribution::execute): Adjust. Do loop destroying
17377 conditional on changed.
17379 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17382 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
17383 return. Reindent transformation comment and mention the ARM state
17386 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17388 PR middle-end/71252
17389 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
17390 after build_and_add_sum creates new use stmt.
17392 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17394 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
17395 load_lanes/grouped_load classification comes first. Don't check
17396 whether the vectorization factor is a multiple of the group size
17399 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17401 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
17402 GROUP_GAP for single-element interleaving.
17403 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
17406 2016-05-24 Richard Biener <rguenther@suse.de>
17408 PR middle-end/70434
17410 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
17411 bases which are accessed with non-invariant indices.
17412 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
17413 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
17415 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17417 PR middle-end/71170
17418 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
17419 (add_to_ops_vec): Add stmt_to_insert.
17420 (add_repeat_to_ops_vec): Init stmt_to_insert.
17421 (insert_stmt_before_use): New.
17422 (transform_add_to_multiply): Remove mult_stmt insertion and add it
17424 (get_ops): Init stmt_to_insert.
17425 (maybe_optimize_range_tests): Likewise.
17426 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
17427 (rewrite_expr_tree_parallel): Likewise.
17428 (reassociate_bb): Likewise.
17430 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17433 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
17434 ISA 3.0 xxperm fusion alternative.
17435 (altivec_vperm_v8hiv16qi): Likewise.
17436 (altivec_vperm_<mode>_uns_internal): Likewise.
17437 (vperm_v8hiv4si): Likewise.
17438 (vperm_v16qiv8hi): Likewise.
17440 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17441 Kelvin Nilsen <kelvin@gcc.gnu.org>
17443 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
17444 vpermr/xxpermr on ISA 3.0.
17445 (altivec_expand_vec_perm_le): Likewise.
17446 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
17447 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
17450 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
17452 * config/i386/i386.h (IS_STACK_MODE): Enable for
17453 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
17454 SSE_FLOAT_MODE_P macros.
17455 * config/i386/i386.c (ix86_preferred_reload_class): Use
17456 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
17457 Cleanup regclass processing for CONST_DOUBLE_P.
17458 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
17459 (ix86_rtx_costs): Remove redundant TARGET_80387 check
17460 with IS_STACK_MODE macro.
17461 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
17463 (*movdf_internal): Use IS_STACK_MODE macro.
17464 (*movsf_internal): Ditto.
17466 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
17468 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
17469 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
17471 2016-05-23 Jeff Law <law@redhat.com>
17473 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
17475 (fsm_find_control_statement_thread_paths): Call it.
17477 2016-05-23 Martin Jambor <mjambor@suse.cz>
17480 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
17481 from_global_constant if t is not NULL.
17483 2016-05-23 Marek Polacek <polacek@redhat.com>
17486 * common.opt (Wswitch-unreachable): New option.
17487 * doc/invoke.texi: Document -Wswitch-unreachable.
17488 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
17491 2016-05-23 Bin Cheng <bin.cheng@arm.com>
17493 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
17494 TMR_INDEX is non-NULL.
17496 2016-05-23 Richard Biener <rguenther@suse.de>
17498 PR tree-optimization/71230
17499 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
17500 (try_special_add_to_ops): ... here. Always test for single-use.
17502 2016-05-23 Martin Jambor <mjambor@suse.cz>
17504 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
17505 default block if a PHI node in the original one would be resized.
17507 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17509 PR tree-optimization/58135
17510 * tree-vect-slp.c: When group size is not multiple
17511 of vector size, allow splitting of store group at
17514 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
17516 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
17518 2016-05-22 Jakub Jelinek <jakub@redhat.com>
17520 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
17521 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
17522 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
17525 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
17526 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
17527 v constraint instead of x and vinserti32x4 insn.
17529 * config/i386/sse.md (i128vldq): New mode iterator.
17530 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
17531 avx512dq and avx512vl alternatives.
17533 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
17534 constraint, use maybe_evex prefix instead of vex.
17535 (vec_dupv4sf): Use v constraint instead of x for output
17536 operand except for noavx alternative, use Yv constraint
17537 instead of x for input. Use maybe_evex prefix instead of vex.
17538 (*vec_dupv4si): Likewise.
17539 (*vec_dupv2di): Likewise.
17541 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17543 PR middle-end/40921
17544 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
17545 (linearize_expr_tree): Call try_special_add_to_ops.
17546 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
17548 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17550 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
17551 to computed stack_usage.
17553 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17556 * config/avr/avr.md (define_expand "mov<mode>"): If the source
17557 operand is subreg (symbol_ref) then move the symbol ref to register.
17559 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
17561 * tree.c (array_at_struct_end_p): Look through MEM_REF.
17563 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
17565 PR middle-end/71179
17566 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
17569 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17571 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
17572 ranges by calling get_single_symbol and tidy up. Look more closely
17573 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
17575 2016-05-20 Jeff Law <law@redhat.com>
17577 * bitmap.c (bitmap_find_bit): Remove useless test.
17579 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
17581 * function.c (thread_prologue_and_epilogue_insns): Commit the
17582 insertion of the epilogue.
17584 2016-05-20 Martin Jambor <mjambor@suse.cz>
17586 PR tree-optimization/70884
17587 * tree-sra.c (initialize_constant_pool_replacements): Do not check
17588 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
17589 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
17590 of constant pool data as a reason for scalarization.
17592 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17594 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
17595 for naked functions.
17596 (thumb1_expand_prologue): Likewise.
17598 2016-05-20 Nathan Sidwell <nathan@acm.org>
17600 * config/nvptx/nptx.c (nvptx_option_override): Only set
17601 flag_toplevel_reorder, if not explicitly specified. Set
17602 flag_no_common, unless explicitly specified.
17604 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17606 * calls.c (can_implement_as_sibling_call_p): Mark param
17607 reg_parm_stack_space with ATTRIBUTE_UNUSED.
17609 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
17611 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
17612 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
17613 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
17615 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
17616 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
17617 and CASE_CONST_ANY.
17619 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
17621 * config/nvptx/nvptx.md (sincossf3): New pattern.
17623 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17625 * calls.c (maybe_complain_about_tail_call): New function.
17626 (initialize_argument_information): Call
17627 maybe_complain_about_tail_call when clearing *may_tailcall.
17628 (can_implement_as_sibling_call_p): Call
17629 maybe_complain_about_tail_call when returning false.
17630 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
17631 ensure try_tail_call is set. Call maybe_complain_about_tail_call
17632 if tail-call optimization fails.
17633 * cfgexpand.c (expand_call_stmt): Initialize
17634 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
17635 * gimple-pretty-print.c (dump_gimple_call): Dump
17636 gimple_call_must_tail_p.
17637 * gimple.c (gimple_build_call_from_tree): Call
17638 gimple_call_set_must_tail with the value of
17639 CALL_EXPR_MUST_TAIL_CALL.
17640 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
17641 (gimple_call_set_must_tail): New function.
17642 (gimple_call_must_tail_p): New function.
17643 * print-tree.c (print_node): Update printing of TREE_STATIC
17644 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
17645 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
17646 trailing comment listing applicable flags.
17647 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
17649 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17651 * calls.c (expand_call): Move "Rest of purposes for tail call
17652 optimizations to fail" to...
17653 (can_implement_as_sibling_call_p): ...this new function, and
17654 split into multiple "if" statements.
17656 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17658 * cfgloop.h (expected_loop_iterations_unbounded,
17659 expected_loop_iterations): Unconstify.
17660 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
17661 profile with known upper bound; return 3 when profile is absent.
17662 (expected_loop_iterations): Update.
17664 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17666 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
17667 and get_max_loop_iterations_int.
17669 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17671 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
17672 realistic upper bounds here.
17674 2016-05-20 Jakub Jelinek <jakub@redhat.com>
17677 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
17678 calls if the LHS is variable length or has addressable type.
17679 If targets[0]->decl is a noreturn call with void return type and
17680 zero arguments, adjust fntype and remove lhs in that case.
17682 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
17684 PR tree-optimization/71079
17685 PR tree-optimization/71206
17686 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
17688 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17690 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
17691 (get_vec_alignment_for_array_decl): Likewise.
17692 (get_vec_alignment_for_record_decl): Likewise.
17693 (increase_alignment::execute): Move code to find alignment to
17694 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
17695 (type_align_map): New hash_map.
17697 2016-05-20 Richard Guenther <rguenther@suse.de>
17699 PR tree-optimization/29756
17700 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
17701 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
17702 * fold-const.c (operand_equal_p): Likewise.
17703 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
17704 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
17705 * tree-inline.c (estimate_operator_cost): Likewise.
17706 * tree-pretty-print.c (dump_generic_node): Likewise.
17707 * tree-ssa-operands.c (get_expr_operands): Likewise.
17708 * cfgexpand.c (expand_debug_expr): Likewise.
17709 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
17710 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
17711 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
17712 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
17713 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
17714 (execute_update_addresses_taken): Do it.
17716 2016-05-20 Richard Biener <rguenther@suse.de>
17718 PR tree-optimization/71185
17719 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
17720 register operations.
17722 2016-05-20 Richard Biener <rguenther@suse.de>
17724 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
17725 gimple_seq_add_seq_without_update.
17726 (release_bb_predicate): Assert we have no operands to free.
17727 (if_convertible_loop_p_1): Calculate post dominators later.
17728 Do not free BB predicates here.
17729 (combine_blocks): Do not recompute BB predicates.
17730 (version_loop_for_if_conversion): Save BB predicates around
17733 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17735 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
17736 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
17737 code. Ignore sibcalls on EDGE_IGNORE edges.
17738 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
17739 on edges for sibcalls that run without prologue. The rest of the
17740 function is combined from...
17741 (fix_fake_fallthrough_edge): ... this, and ...
17742 (try_shrink_wrapping): ... a part of this. Remove the bb_with
17743 function argument, make it a local variable.
17745 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
17747 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
17748 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
17749 for 32-bit mode and SEH for 64-bit.
17750 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
17751 TARGET_64BIT_DEFAULT.
17753 2016-05-19 Ryan Burn <contact@rnburn.com>
17755 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
17756 * gengtype.c (open_base_files): Add cilk.h to ifiles.
17758 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
17760 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
17761 force pending loads from memory.
17763 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
17765 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
17766 (UNSPEC_DARN_32): New unspec constant.
17767 (UNSPEC_DARN_RAW): New unspec constant.
17768 (darn_32): New instruction.
17769 (darn_raw): New instruction.
17770 (darn): New instruction.
17771 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
17772 support and documentation for this macro.
17773 (BU_P9_MISC_1): New macro definition.
17774 (BU_P9_64BIT_MISC_0): New macro definition.
17775 (BU_P9_MISC_0): New macro definition.
17776 (darn_32): New builtin definition.
17777 (darn_raw): New builtin definition.
17778 (darn): New builtin definition.
17779 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
17780 RS6000_BUILTIN_0 directives to surround each occurrence of
17781 #include "rs6000-builtin.def".
17782 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
17783 RS6000_BTM_64BIT flags to the returned mask, depending on
17785 (def_builtin): Correct an error in the assignments made to the
17786 debugging variable attr_string.
17787 (rs6000_expand_builtin): Add support for no-operand built-in
17789 (builtin_function_type): Remove fatal_error assertion that is no
17791 (rs6000_common_init_builtins): Add support for no-operand built-in
17793 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
17795 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
17797 (RS6000_BTM_64BIT): New macro definition.
17798 * doc/extend.texi: Document __builtin_darn (void),
17799 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
17802 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
17804 * tree-vect-loop.c (vect_analyze_loop_2): Use also
17805 max_loop_iterations_int.
17807 2016-05-19 Marek Polacek <polacek@redhat.com>
17809 PR tree-optimization/71031
17810 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
17811 condition and adjust the code a bit.
17813 2016-05-19 Martin Liska <mliska@suse.cz>
17815 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
17816 auto_vec instead of vec.
17818 2016-05-19 Martin Liska <mliska@suse.cz>
17820 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
17822 2016-05-19 Martin Liska <mliska@suse.cz>
17824 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
17826 2016-05-19 Martin Liska <mliska@suse.cz>
17828 * ipa-pure-const.c (set_function_state): Remove an existing
17830 (remove_node_data): Do not free it as it's released
17831 in set_function_state.
17833 2016-05-19 Martin Liska <mliska@suse.cz>
17835 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
17838 2016-05-19 Martin Liska <mliska@suse.cz>
17840 * omp-simd-clone.c (simd_clone_adjust): Release vector.
17842 2016-05-19 Martin Liska <mliska@suse.cz>
17844 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
17845 an auto_vec instead of re-creating it.
17847 2016-05-19 Martin Liska <mliska@suse.cz>
17849 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
17850 auto_vec instead of vec.
17852 2016-05-19 Martin Liska <mliska@suse.cz>
17854 * lto-section-in.c (lto_get_section_data): Call
17855 lto_check_version with additional argument.
17856 * lto-streamer.c (lto_check_version): Add new argument.
17857 * lto-streamer.h (lto_check_version): Likewise.
17859 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17861 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
17862 Don't add cost of inner memory when handling sign-extended loads.
17864 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
17866 PR rtl-optimization/71148
17867 * cse.c (cse_main): Free dominance info.
17868 (rest_of_handle_cse): Don't free dominance info.
17869 (rest_of_handle_cse2): Likewise.
17870 (rest_of_handle_cse_after_global_opts): Likewise.
17872 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17875 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
17876 NULL_TREE early if NEON is not available. Remove now redundant check
17877 in ARM_CHECK_BUILTIN_MODE.
17879 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
17882 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
17883 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
17884 * doc/cpp.texi: Document new macros.
17886 2016-05-19 Bin Cheng <bin.cheng@arm.com>
17888 PR tree-optimization/69848
17889 * tree-vect-loop.c (vectorizable_reduction): Don't factor
17890 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
17892 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17894 * function.c (thread_prologue_and_epilogue_insn): Move the
17895 "goto epilogue_done" one block later.
17897 2016-05-19 Richard Biener <rguenther@suse.de>
17899 PR tree-optimization/70729
17900 * passes.def: Move LIM pass before PRE. Remove no longer
17901 required copyprop and move first DCE out of the loop pipeline.
17903 2016-05-18 David Malcolm <dmalcolm@redhat.com>
17906 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
17907 (OBJS-libcommon-target): ...here.
17908 * opts-common.c: Include spellcheck.h.
17909 (cmdline_handle_error): Build a vec of valid options and use it
17910 to suggest provide hints for misspelled arguments.
17912 2016-05-18 Jakub Jelinek <jakub@redhat.com>
17915 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
17916 lhs if it has TREE_ADDRESSABLE type.
17918 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
17921 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
17922 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
17924 2016-05-18 Martin Jambor <mjambor@suse.cz>
17927 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
17928 input for NOP_EXPR pass-through functions.
17929 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
17930 aggregate global constant VAR_DECLs in constant jump functions.
17932 2016-05-18 Martin Jambor <mjambor@suse.cz>
17935 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
17936 from TREE_READONLY parameters.
17938 2016-05-18 Martin Jambor <mjambor@suse.cz>
17941 * cgraph.h (cgraph_indirect_call_info): New field
17942 guaranteed_unmodified.
17943 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
17944 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
17946 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
17947 pass the parameter value to ipa_find_agg_cst_for_param.
17948 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
17949 guaranteed_unmodified, store AA results there instead of bailing out
17951 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
17952 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
17953 (find_constructor_constant_at_offset): New function.
17954 (ipa_find_agg_cst_from_init): Likewise.
17955 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
17956 static initializers of contants, report back through a new paameter
17957 from_global_constant if that was the case.
17958 (try_make_edge_direct_simple_call): Also pass parameter value to
17959 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
17961 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
17962 (ipa_read_indirect_edge_info): Likewise.
17963 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
17964 (ipa_load_from_parm_agg): Likewise.
17966 2016-05-18 Jiong Wang <jiong.wang@arm.com>
17968 PR rtl-optimization/71150
17969 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
17972 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17975 * config/rs6000/constraints.md (wE constraint): New constraint
17976 for a vector constant that can be loaded with XXSPLTIB.
17977 (wM constraint): New constraint for a vector constant of a 1's.
17978 (wS constraint): New constraint for a vector constant that can be
17979 loaded with XXSPLTIB and a vector sign extend instruction.
17980 * config/rs6000/predicates.md (xxspltib_constant_split): New
17981 predicates for wE/wS constraints.
17982 (xxspltib_constant_nosplit): Likewise.
17983 (easy_vector_constant): Add support for constants that can be
17984 loaded via XXSPLTIB.
17985 (all_ones_constant): New predicate for vector constant with all
17987 (splat_input_operand): Add support for ISA 3.0 word splat operations.
17988 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
17989 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
17990 instruction and possibly with a sign extension.
17991 (output_vec_const_move): Add support for XXSPLTIB. If we are
17992 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
17993 instead of XXLXOR/XXLORC.
17994 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
17996 (rs6000_legitimize_reload_address): Likewise.
17997 (rs6000_output_move_128bit): Use output_vec_const_move to emit
17999 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
18000 combine VSX_M and VSX_M2 into one iterator.
18001 (VSX_M2): Likewise.
18002 (VSINT_84): New iterators for loading constants with XXSPLTIB.
18003 (VSINT_842): Likewise.
18004 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
18005 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
18006 XXSPLTIB instruction.
18007 (xxspltib_<mode>_nosplit): Likewise.
18008 (xxspltib_<mode>_split): New insn to load up constants with
18009 XXSPLTIB and a sign extend instruction.
18010 (vsx_mov<mode>): Replace single move that handled all vector types
18011 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
18012 moves (when -mvsx-timode is in effect) into the main vector
18013 moves. Eliminate separate moves for <VSr> <VSa>, where the
18014 preferred register class (<VSr>) is listed first, and the
18015 secondary register class (<VSa>) is listed second with a '?' to
18016 discourage use. Prefer loading 0/-1 in any VSX register for ISA
18017 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
18018 that if the register was involved in a slow operation, the
18019 clear/set operation does not wait for the slow operation to
18020 finish. Adjust the length attributes for 32-bit mode. Use
18021 rs6000_output_move_128bit and drop the use of the string
18022 instructions for 32-bit movti when -mvsx-timode is in effect. Use
18023 spacing so that the alternatives and attributes don't generate
18024 long lines, and put things in columns, so that it is easier to
18025 match up the operands and attributes with the insn alternatives.
18026 (vsx_mov<mode>_64bit): Likewise.
18027 (vsx_mov<mode>_32bit): Likewise.
18028 (vsx_movti_64bit): Fold movti into normal vector moves.
18029 (vsx_movti_32bit): Likewise.
18030 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
18031 splat instructions.
18032 (vsx_splat_v4si_internal): Likewise.
18033 (vsx_splat_v4sf_internal): Likewise.
18034 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
18035 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
18036 extend vector elements.
18037 (vsx_sign_extend_hi_<mode>): Likewise.
18038 (vsx_sign_extend_si_v2di): Likewise.
18039 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
18041 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
18042 constraints. Add trailing period to wL documentation.
18044 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
18046 PR middle-end/71020
18047 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
18048 * tree-dfa.c (replace_abnormal_ssa_names): New function.
18049 * tree-call-cdce.c: Include tree-dfa.h.
18050 (can_guard_call_p): New function, extracted from...
18051 (can_use_internal_fn): ...here.
18052 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
18054 (shrink_wrap_one_built_in_call): Likewise.
18055 (use_internal_fn): Likewise.
18056 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
18057 and return void. Call replace_abnormal_ssa_names.
18058 (pass_call_cdce::execute): Check can_guard_call_p during the
18059 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
18060 will always change something.
18062 2016-05-18 Martin Jambor <mjambor@suse.cz>
18065 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
18066 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
18068 2016-05-18 Martin Jambor <mjambor@suse.cz>
18071 * ipa-inline.h (condition): New field size.
18072 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
18073 for comaprison and store it into the new condition.
18074 (evaluate_conditions_for_known_args): Use condition size to check
18075 access sizes for all but CHANGED conditions.
18076 (unmodified_parm_1): New parameter size_p, store access size into it.
18077 (unmodified_parm): Likewise.
18078 (unmodified_parm_or_parm_agg_item): Likewise.
18079 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
18080 (set_cond_stmt_execution_predicate): Extract access sizes and store
18081 them to conditions.
18082 (set_switch_stmt_execution_predicate): Likewise.
18083 (will_be_nonconstant_expr_predicate): Likewise.
18084 (will_be_nonconstant_predicate): Likewise.
18085 (inline_read_section): Stream condition size.
18086 (inline_write_summary): Likewise.
18088 2016-05-18 Richard Biener <rguenther@suse.de>
18090 * tree-ssa-loop-im.c (determine_max_movement): Properly add
18091 condition cost to PHI cost instead of total_cost.
18093 2016-05-18 Martin Liska <mliska@suse.cz>
18096 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
18099 2016-05-18 Richard Biener <rguenther@suse.de>
18101 * lto-streamer.h (LTO_major_version): Bump to 6.
18103 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18105 * function.c (make_split_prologue_seq, make_prologue_seq,
18106 make_epilogue_seq): New functions, factored out from...
18107 (thread_prologue_and_epilogue_insns): Here.
18109 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18111 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
18112 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
18113 of before. Add a comment.
18115 2016-05-18 Bin Cheng <bin.cheng@arm.com>
18117 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
18118 expression pointer, not pointer to the pointer.
18120 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18122 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
18123 (avx2_pbroadcast<mode>): Add another alternative with v instead
18124 of x constraints in it, using <pbroadcast_evex_isa> isa.
18125 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
18127 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
18128 constraint x instead of v in second alternative, add avx512bw
18131 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
18132 constraint x instead of v in second alternative, add avx512bw
18135 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
18136 constraint x instead of v in second alternative, add avx512bw
18139 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
18140 avx512bw alternative.
18142 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18144 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
18145 array to 128 chars.
18146 (define_insn "*andnottf3"): Ditto.
18147 (define_insn "*<code><mode>3"/any_logic): Ditto.
18148 (define_insn "*<code>tf3"/any_logic): Ditto.
18149 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
18150 operand to block AVX-512VL insn variant emit when it is not enabled.
18152 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18154 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
18155 constraint fot SF mode.
18157 2016-05-18 Petr Murzin <petr.murzin@intel.com>
18158 Kirill Yukhin <kirill.yukhin@intel.com>
18160 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
18162 (define_insn "rsqrt14<mode>"): Ditto.
18163 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
18164 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
18165 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
18166 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
18167 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
18169 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
18170 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
18171 * config/i386/i386.c (ix86_print_operand): Expand check for size
18172 override codes for Intel syntax.
18174 2016-05-18 Richard Biener <rguenther@suse.de>
18176 PR tree-optimization/71168
18177 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
18178 initialization earlier.
18180 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
18182 * config/aarch64/aarch64-simd.md
18183 (aarch64_reduc_plus_internal<mode>): Rename to...
18184 (reduc_plus_scal): ...This, and remove previous implementation.
18186 2016-05-18 Richard Biener <rguenther@suse.de>
18188 * passes.def: Put late dse and cd_dce in canonical order.
18190 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
18192 * ipa-inline-transform.c (preserve_function_body_p): Look for
18193 first non-thunk clone.
18194 (save_function_body): Save into first non-thunk.
18195 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
18197 (lto_output_node): Inline thunks don't need body in every
18199 * lto-streamer-in.c: Do not fixup thunk clones.
18200 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
18202 * tree-inline.c (copy_bb): Be prepared for target node to be new after
18205 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18207 PR middle-end/63586
18208 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
18209 (reassociate_bb): Call transform_add_to_multiply.
18211 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18213 * config/aarch64/aarch64.c (all_extensions): Removed unused
18216 2016-05-17 Nathan Sidwell <nathan@acm.org>
18218 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
18219 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
18221 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
18223 PR tree-optimization/54579
18224 PR middle-end/55299
18225 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
18227 2016-05-17 Marek Polacek <polacek@redhat.com>
18230 * tree-inline.c (expand_call_inline): Call
18231 maybe_remove_unused_call_args.
18233 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
18235 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
18236 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
18237 * doc/md.texi (fmin@var{m}3): Likewise.
18239 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18241 * match.pd (X & C): New transformation.
18243 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18245 * match.pd (~X & Y): New transformation.
18247 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18249 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
18250 information for new SSA_NAME.
18251 (simplify_conversion_using_ranges): Get range through get_range_info
18252 instead of get_value_range.
18254 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18256 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
18257 Remove inline assembly.
18258 (vmvn_s16): Likewise.
18259 (vmvn_s32): Likewise.
18260 (vmvn_u8): Likewise.
18261 (vmvn_u16): Likewise.
18262 (vmvn_u32): Likewise.
18263 (vmvnq_s8): Likewise.
18264 (vmvnq_s16): Likewise.
18265 (vmvnq_s32): Likewise.
18266 (vmvnq_u8): Likewise.
18267 (vmvnq_u16): Likewise.
18268 (vmvnq_u32): Likewise.
18269 (vmvn_p8): Likewise.
18270 (vmvnq_p16): Likewise.
18272 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18274 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
18276 (vmul_n_s16): Likewise.
18277 (vmul_n_s32): Likewise.
18278 (vmul_n_u16): Likewise.
18279 (vmul_n_u32): Likewise.
18280 (vmulq_n_f32): Likewise.
18281 (vmulq_n_f64): Likewise.
18282 (vmulq_n_s16): Likewise.
18283 (vmulq_n_s32): Likewise.
18284 (vmulq_n_u16): Likewise.
18285 (vmulq_n_u32): Likewise.
18287 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18289 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
18290 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
18292 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18294 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
18295 to *aarch64_fma4_elt_from_dup<mode>.
18296 (*aarch64_fnma4_elt_to_128df): Rename to
18297 *aarch64_fnma4_elt_from_dup<mode>.
18298 * config/aarch64/arm_neon.h (vfma_n_f64): New.
18299 (vfms_n_f32): Likewise.
18300 (vfms_n_f64): Likewise.
18301 (vfmsq_n_f32): Likewise.
18302 (vfmsq_n_f64): Likewise.
18304 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
18306 * wide-int.h: Change fixed_wide_int_storage from class to struct.
18308 2016-05-17 Richard Biener <rguenther@suse.de>
18310 PR tree-optimization/71132
18311 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
18312 Only add control dependences for blocks in the loop.
18313 (build_rdg): Adjust.
18314 (generate_code_for_partition): Return whether loop should
18315 be destroyed and delay that.
18316 (distribute_loop): Likewise.
18317 (pass_loop_distribution::execute): Record loops to be destroyed
18318 and perform delayed destroying of loops.
18320 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18323 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
18325 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18327 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
18329 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
18332 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
18333 insertion point for instructions generated by validize_mem.
18335 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18337 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
18340 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18342 * config/aarch64/aarch64.c
18343 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
18344 rather than a macro.
18346 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18348 * doc/invoke.texi (AArch64 Options): Various updates.
18350 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18352 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
18353 into instrumentation thunks.
18354 * cif-code.def (CIF_CHKP): New.
18356 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
18358 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
18360 2016-05-16 Martin Jambor <mjambor@suse.cz>
18362 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
18363 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
18365 2016-05-16 Marek Polacek <polacek@redhat.com>
18367 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
18370 2016-05-16 Martin Jambor <mjambor@suse.cz>
18373 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
18374 the outlined kernel function.
18376 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
18378 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
18379 (ISA_HAS_DLSA): Ditto.
18381 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18383 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
18385 2016-05-16 Nathan Sidwell <nathan@acm.org>
18387 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
18388 (nvptx_name_replacement): Restore. Add comment.
18389 (write_fn_proto, write_fn_proto_from_insn,
18390 nvptx_output_call_insn): Restore
18391 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
18393 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18395 * config/aarch64/aarch64.md
18396 (add<mode>3_compareC_cconly_imm): Remove use of %w.
18397 (add<mode>3_compareC_imm): Likewise.
18398 (<optab>si3_uxtw): Split into register and immediate variants.
18399 (andsi3_compare0_uxtw): Likewise.
18400 (and<mode>3_compare0): Likewise.
18401 (and<mode>3nr_compare0): Likewise.
18402 (stack_protect_test_<mode>): Don't use %x for memory operands.
18404 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18406 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
18408 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18410 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
18411 Split integer shifts into shift_reg and bfm.
18412 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
18413 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
18414 (ror<mode>3_insn): Likewise.
18415 (<optab>si3_insn_uxtw): Likewise.
18416 (<optab><mode>3_insn): Change to rotate_imm.
18417 (extr<mode>5_insn_alt): Likewise.
18418 (extrsi5_insn_uxtw): Likewise.
18419 (extrsi5_insn_uxtw_alt): Likewise.
18421 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18423 * doc/tm.texi: Regenerate.
18424 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
18425 (TARGET_INVALID_RETURN_TYPE): Remove.
18426 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
18427 TARGET_INVALID_RETURN_TYPE.
18428 * target.def (invalid_parameter_type): Remove.
18429 (invalid_return_type): Remove.
18431 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18433 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
18434 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
18436 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
18438 (preserve_function_body_p): No need to preserve function body
18439 * cif-codes.def (CIF_THUNK): Remove.
18440 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
18442 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18444 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
18446 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18448 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
18451 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18453 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
18454 (inline_small_functions): Do not look for function symbol when
18457 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18459 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
18462 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18463 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18464 Jiong Wang <jiong.wang@arm.com>
18466 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
18467 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
18468 Define __ARM_FP16_ARGS when appropriate.
18469 * config/arm/arm.c (arm_invalid_parameter_type): Remove
18471 (arm_invalid_return_type): Likewise.
18472 (TARGET_INVALID_PARAMETER_TYPE): Remove.
18473 (TARGET_INVALID_RETURN_TYPE): Remove.
18474 (aapcs_vfp_sub_candidate): Allow HFmode.
18475 (aapcs_vfp_allocate): Add comment. Support HFmode.
18476 (aapcs_vfp_allocate_return_reg): Likewise.
18477 (struct aapcs_cp_arg_layout): Slightly reword comments for
18478 is_return_candidate and allocate_return_reg.
18479 (output_mov_vfp): Update assert.
18480 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
18482 (arm_invalid_parameter_type): Remove.
18483 (amr_invalid_return_type): Remove.
18484 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
18485 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
18486 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
18488 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18490 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
18491 * config/aarch64/arch64-protos.h
18492 (aarch64_legitimize_reload_address): Remove.
18493 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
18496 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
18498 * configure.ac: Add ACX_NONCANONICAL_HOST.
18499 * configure: Regenerate.
18500 * Makefile.in: Set host_noncanonical.
18502 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
18505 * config/i386/i386.md (*movtf_internal): Before register allocation,
18506 do not allow FP constants for CM_MEDIUM memory model, allow only
18507 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
18508 (*movxf_internal): Ditto.
18509 (*movdf_internal): Ditto.
18510 (*movsf_internal): Ditto.
18512 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
18514 PR rtl-optimization/67483
18515 * combine.c (make_compound_operation): Don't call extract_left_shift
18516 with negative shift amounts.
18518 2016-05-13 Jakub Jelinek <jakub@redhat.com>
18521 * fold-const.c (fold_checksum_tree): Allow modification
18522 of TYPE_ALIAS_SET during folding.
18524 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
18525 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
18526 (ix86_split_to_parts): Likewise. Fix up formatting.
18528 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
18530 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
18531 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
18534 2016-05-13 Nathan Sidwell <nathan@acm.org>
18536 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
18537 (nvptx_name_replacement): Delete.
18538 (write_fn_proto, write_fn_proto_from_insn,
18539 nvptx_output_call_insn): Remove nvptx_name_replacement call.
18540 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
18541 * langhooks.c (add_builtin_funcction_common): Call
18542 targetm.mangle_decl_assembler_name.
18544 * config/nvptx/nvptx.c (write_fn_proto): Handle
18545 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
18547 2016-05-13 Martin Liska <mliska@suse.cz>
18549 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
18550 and PRIu64 in printf format.
18552 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18554 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
18557 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18559 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
18560 Change --param max-completely-peeled-times to
18561 --param max-completely-peel-times in dump file printing.
18563 2016-05-13 Richard Biener <rguenther@suse.de>
18565 PR tree-optimization/42587
18566 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
18567 (find_bswap_or_nop_1): Likewise.
18568 (bswap_replace): Likewise.
18570 2016-05-13 Martin Liska <mliska@suse.cz>
18572 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
18573 Initialize a variable with default value.
18575 2016-05-13 Martin Liska <mliska@suse.cz>
18577 * doc/invoke.texi: Enhance explanation of error recovery
18580 2016-05-13 Martin Liska <mliska@suse.cz>
18582 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
18583 (struct cost_pair): Change inv_expr_id (int) to inv_expr
18584 (iv_inv_expr_ent *).
18585 (struct iv_inv_expr_ent): Comment struct fields.
18586 (sort_iv_inv_expr_ent): New function.
18587 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
18588 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
18589 a hash_map between iv_inv_expr_ent and number of usages.
18590 (niter_for_exit): Fix coding style.
18591 (tree_ssa_iv_optimize_init): Use renamed variable.
18592 (determine_base_object): Fix coding style.
18593 (alloc_iv): Likewise.
18594 (find_interesting_uses_outside): Likewise.
18595 (add_candidate_1): Likewise.
18596 (add_standard_iv_candidates): Likewise.
18597 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
18598 (prepare_decl_rtl): Fix coding style.
18599 (get_address_cost): Likewise.
18600 (get_shiftadd_cost): Likewise.
18601 (force_expr_to_var_cost): Likewise.
18602 (compare_aff_trees): Likewise.
18603 (get_expr_id): Restructure the function.
18604 (get_loop_invariant_expr_id): Renamed to
18605 get_loop_invariant_expr.
18606 (get_computation_cost_at): Replace usage of inv_expr_id with
18608 (get_computation_cost): Likewise.
18609 (determine_group_iv_cost_generic): Likewise.
18610 (determine_group_iv_cost_address): Likewise.
18611 (iv_period): Fix coding style.
18612 (iv_elimination_compare_lt): Likewise.
18613 (may_eliminate_iv): Likewise.
18614 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
18616 (determine_group_iv_costs): Dump invariant expressions.
18617 (iv_ca_recount_cost): Use the newly added hash_map.
18618 (iv_ca_set_remove_invariants): Fix coding style.
18619 (iv_ca_set_add_invariants): Fix coding style.
18620 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
18622 (iv_ca_set_cp): Likewise.
18623 (iv_ca_new): Initialize the newly added hash_map and remove
18624 initialization of fields.
18625 (iv_ca_free): Delete the hash_map.
18626 (iv_ca_dump): Dump invariant expressions.
18627 (iv_ca_extend): Fix coding style.
18628 (try_add_cand_for): Likewise.
18629 (create_new_ivs): Dump information about # of avg iterations and
18630 # of used invariant expressions.
18631 (rewrite_use_compare): Fix coding style.
18632 (free_loop_data): Set default value for max_inv_expr_id.
18634 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
18636 * cse.c (rest_of_handle_cse): Use cleanup_cfg
18637 returned value cse_cfg_altered computation.
18638 (rest_of_handle_cse2): Likewise.
18639 (rest_of_handle_cse_after_global_opts): Likewise.
18641 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18644 * config/arm/arm.c (arm32_output_mi_thunk): New.
18645 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
18646 to split Thumb1 vs TARGET_32BIT functionality.
18647 (arm_thumb1_mi_thunk): New.
18649 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18651 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
18654 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18657 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
18659 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
18661 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
18662 (expand_builtin_trap): Emit a regular call.
18663 (set_builtin_user_assembler_name): Remove obsolete cases.
18664 * dse.c (scan_insn): Adjust.
18665 * except.c: Include calls.h.
18666 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
18667 emit a regular call to setjmp.
18668 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
18669 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
18670 (emit_block_move_via_libcall): Delete.
18671 (block_move_fn): Delete.
18672 (init_block_move_fn): Likewise.
18673 (emit_block_move_libcall_fn): Likewise.
18674 (emit_block_op_via_libcall): New function.
18675 (set_storage_via_libcall): Tidy up and use memset builtin.
18676 (block_clear_fn): Delete.
18677 (init_block_clear_fn): Likewise.
18678 (clear_storage_libcall_fn): Likewise.
18679 (expand_assignment): Call emit_block_move_via_libcall.
18680 Do not include gt-expr.h.
18681 * expr.h (emit_block_op_via_libcall): Declare.
18682 (emit_block_copy_via_libcall): New inline function.
18683 (emit_block_move_via_libcall): Likewise.
18684 (emit_block_comp_via_libcall): Likewise.
18685 (block_clear_fn): Delete.
18686 (init_block_move_fn): Likewise.
18687 (init_block_clear_fn): Likewise.
18688 (emit_block_move_via_libcall): Likewise.
18689 (set_storage_via_libcall): Add default parameter value.
18690 * libfuncs.h (enum libfunc_index): Remove obsolete values.
18691 (abort_libfunc): Delete.
18692 (memcpy_libfunc): Likewise.
18693 (memmove_libfunc): Likewise.
18694 (memcmp_libfunc): Likewise.
18695 (memset_libfunc): Likewise.
18696 (setbits_libfunc): Likewise.
18697 (setjmp_libfunc): Likewise.
18698 (longjmp_libfunc): Likewise.
18699 (profile_function_entry_libfunc): Likewise.
18700 (profile_function_exit_libfunc): Likewise.
18701 (gcov_flush_libfunc): Likewise.
18702 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
18703 and DECL_VISIBILITY on the declaration.
18704 (init_optabs): Do not initialize obsolete libfuncs.
18705 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
18706 * tree-core.h (ECF_RET1): Define.
18707 (ECF_TM_PURE): Adjust.
18708 (ECF_TM_BUILTIN): Likewise.
18709 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
18710 (build_common_builtin_nodes): Initialize abort builtin.
18711 Add ECF_RET1 on memcpy, memmove and memset builtins.
18712 Pass final flags for alloca and alloca_with_align builtins.
18713 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
18715 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
18716 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
18717 set_storage_via_libcall and call emit_block_copy_via_libcall.
18719 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
18721 * config/i386/i386.md (*call_got_x32): Change operand 0 to
18722 DImode before it is passed to ix86_output_call_operand.
18723 (*call_value_got_x32): Ditto for operand 1.
18725 2016-05-12 Jiong Wang <jiong.wang@arm.com>
18727 PR rtl-optimization/70904
18728 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
18729 reload for wide mode.
18731 2016-05-12 Marek Polacek <polacek@redhat.com>
18734 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
18735 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
18736 * langhooks.h (incomplete_type_error): Likewise.
18737 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
18738 parameter, pass it down to incomplete_type_error.
18739 * tree.h (size_in_bytes): New inline overload.
18740 (size_in_bytes_loc): Renamed from size_in_bytes.
18742 2016-05-12 Richard Biener <rguenther@suse.de>
18744 PR tree-optimization/71059
18745 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
18746 nary before looking up or entering the expression into the VN
18748 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
18749 Make sure to re-use NARYs without result as inserted by
18752 2016-05-12 Richard Biener <rguenther@suse.de>
18754 PR tree-optimization/71062
18755 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
18757 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18758 vars_contains_restrict if the var is a restrict tag.
18759 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
18760 do not disambiguate pointers against it.
18761 (dump_points_to_solution): Re-structure and adjust for new
18762 vars_contains_restrict flag.
18763 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
18765 2016-05-12 Martin Liska <mliska@suse.cz>
18767 * doc/invoke.texi: Explain connection between
18768 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
18770 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
18772 PR tree-optimization/71006
18773 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
18774 consider COND_EXPR as a mask producer.
18776 2016-05-12 Marek Polacek <polacek@redhat.com>
18779 * opts.c (common_handle_option): Detect missing argument for --help^.
18781 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18784 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
18785 when popping the PC and within an interrupt handler routine.
18786 Add missing tab to output of "ldmfd".
18787 (output_return_instruction): Output LDMFD with SP update rather
18788 than POP when returning from interrupt handler.
18790 2016-05-12 Jakub Jelinek <jakub@redhat.com>
18792 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
18793 TARGET_64BIT && TARGET_AVX512DQ.
18794 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
18795 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
18796 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
18797 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
18798 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
18799 (*vec_extractv4si_zext): Add avx512dq alternative.
18800 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
18801 use v instead of x constraint in other alternatives where possible.
18803 * config/i386/sse.md (sse2_loadld): Use v instead of x
18804 constraint in alternatives 0,1,4.
18806 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
18807 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
18808 v constraints instead of x and <pinsr_evex_isa> isa attribute.
18811 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
18812 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
18813 is not emitted unless TARGET_AVX512BW.
18814 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
18815 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
18816 for the result operand.
18818 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
18819 constraint instead of x in avx alternatives. Use maybe_evex instead
18822 * config/i386/constraints.md (Yv): New constraint.
18823 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
18824 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
18825 * config/i386/i386.md (avx512fvecmode): New mode attr.
18826 (*pushtf): Use v constraint instead of x.
18827 (*movtf_internal): Likewise. For TARGET_AVX512VL and
18828 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
18829 (*absneg<mode>2): Use Yv constraint instead of x constraint.
18830 (*absnegtf2_sse): Likewise.
18831 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
18832 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
18833 avx512f alternatives.
18834 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
18836 2016-05-12 Richard Biener <rguenther@suse.de>
18838 PR tree-optimization/71060
18839 * tree-data-ref.c (initialize_data_dependence_relation): Do not
18840 require exact match of DR_BASE_OBJECT but only matching address and
18843 2016-05-12 Richard Biener <rguenther@suse.de>
18845 PR tree-optimization/70986
18846 * cfganal.c: Include cfgloop.h.
18847 (dfs_find_deadend): Prefer to take edges exiting loops.
18849 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18851 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
18852 compile and run time.
18854 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
18857 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
18859 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
18861 * config/i386/i386.c (legitimize_pic_address): Use
18862 copy_to_suggested_reg instead of gen_movsi.
18864 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18866 * config/rs6000/predicates.md (quad_memory_operand): Move most of
18867 the code into quad_address_p and call it to share code with
18868 vsx_quad_dform_memory_operand.
18869 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
18871 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
18872 bit instead of being a separate word. Split -mpower9-dform into
18873 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
18874 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
18875 for the register class supporting 128-bit quad word memory offsets.
18876 (mode_supports_vsx_dform_quad): Helper function to return if the
18877 register class uses quad word memory offsets.
18878 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
18879 (rs6000_debug_reg_global): Always print if we are using LRA or not.
18880 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
18881 instructions are enabled, set up the appropriate addr_masks for
18883 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
18884 -mpower9-dform-scalar, instead of -mpower9-dform.
18885 (rs6000_option_override_internal): Split -mpower9-dform into two
18886 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
18887 -mpower9-dform switch sets or clears both. If we are not using
18888 the LRA register allocator, do not enable -mpower9-dform-vector by
18889 default. If we are using LRA, enable -mpower9-dform-vector and
18890 -mvsx-timode if it is appropriate. Issue a warning if either
18891 -mpower9-dform-vector or -mvsx-timode are explicitly used without
18893 (quad_address_offset_p): New helper function to return if the
18894 offset is legal for quad word memory instructions.
18895 (quad_address_p): New function to determin if GPR or vector
18896 register quad word memory addresses are legal.
18897 (mem_operand_gpr): Validate quad word address offsets.
18898 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
18899 d-form (register + offset) instructions.
18900 (offsettable_ok_by_alignment): Likewise.
18901 (rs6000_legitimate_offset_address_p): Likewise.
18902 (legitimate_lo_sum_address_p): Likewise.
18903 (rs6000_legitimize_address): Likewise.
18904 (rs6000_legitimize_reload_address): Add more debug statements for
18906 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
18907 d-form instructions.
18908 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
18909 d-form instructions. Distinguish different cases in debug
18910 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
18911 d-form instructions.
18912 (rs6000_preferred_reload_class): Likewise.
18913 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
18914 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
18915 of the ISA 2.06 indexed memory instructions.
18916 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
18917 use them to save/restore the saved vector registers instead of
18918 using Altivec instructions.
18919 (rs6000_emit_epilogue): Likewise.
18920 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
18921 (rs6000_opt_masks): Split -mpower9-dform into
18922 -mpower9-dform-scalar and -mpower9-dform-vector.
18923 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
18925 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
18926 ISA 3.0 vector indexed memory instructions, and fold the code into
18927 the normal mov<mode> patterns.
18928 (p9_vecstore_<mode>): Likewise.
18929 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
18931 (vsx_movti_64bit): Likewise.
18932 (vsx_movti_32bit): Likewise.
18933 * config/rs6000/constraints.md (wO constraint): New constraint for
18934 ISA 3.0 vector d-form support.
18935 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
18936 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
18937 include -mpower9-dform-vector until we switch over to LRA.
18938 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
18939 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
18940 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
18941 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18942 for -mpower9-dform and -mlra.
18943 * doc/md.texi (wO constraint): Document wO constraint.
18945 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
18947 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
18948 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
18949 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
18950 Move handling of non-insn arguments inline into the sole user:
18951 (output_trans_func): ...here.
18952 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
18953 in emitted function prototype.
18954 (output_internal_insn_latency_func): Ditto. Simplify.
18955 (output_internal_maximal_insn_latency_func): Ditto. Delete
18956 always-unused argument.
18957 (output_insn_latency_func): Ditto.
18958 (output_maximal_insn_latency_func): Ditto.
18960 2016-05-11 Richard Biener <rguenther@suse.de>
18962 PR tree-optimization/71055
18963 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
18964 sth with precision not equal to access size verify we don't chop
18967 2016-05-11 Richard Biener <rguenther@suse.de>
18970 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
18971 (dwarf2out_finish): Move retry_incomplete_types call ...
18972 (dwarf2out_early_finish): ... here.
18974 2016-05-11 Richard Biener <rguenther@suse.de>
18976 PR middle-end/71002
18977 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
18978 if the langhook insists on it.
18979 * fold-const.c (make_bit_field_ref): Add arg for the original
18980 reference and preserve its alias-set.
18981 (decode_field_reference): Take exp by reference and adjust it
18982 to the original memory reference.
18983 (optimize_bit_field_compare): Adjust callers.
18984 (fold_truth_andor_1): Likewise.
18985 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
18987 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
18989 PR middle-end/70807
18990 * cfgrtl.h (delete_insn_and_edges): Now return bool.
18991 * cfgrtl.c (delete_insn_and_edges): Likewise.
18992 * config/i386/i386.c (convert_scalars_to_vector): Remove
18994 * cse.c (cse_insn): Compute cse_cfg_altered.
18995 (delete_trivially_dead_insns): Likewise.
18996 (cse_cc_succs): Likewise.
18997 (rest_of_handle_cse): Free dominance info if required.
18998 (rest_of_handle_cse2): Likewise.
18999 (rest_of_handle_cse_after_global_opts): Likewise.
19001 2016-05-11 Alan Modra <amodra@gmail.com>
19003 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
19004 abi_v4_pass_in_fpr): New functions.
19005 (rs6000_function_arg_boundary): Exclude complex IBM long double
19006 from 64-bit alignment when ABI_V4.
19007 (rs6000_function_arg, rs6000_function_arg_advance_1,
19008 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
19010 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
19012 PR rtl-optimization/71028
19013 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
19014 jump with just a return in the fallthrough block if the branch
19015 block contains just a return as well.
19017 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
19019 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
19020 * match.pd ((X & Y) ^ Y): ... this.
19021 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
19022 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
19024 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19026 * read-md.c (require_char_ws): New function.
19027 (read_string): Simplify using require_char_ws.
19028 (handle_constants): Likewise.
19029 (handle_enum): Likewise.
19030 (handle_file): Likewise.
19031 * read-md.h (require_char_ws): New declaration.
19032 * read-rtl.c (read_conditions): Simplify using require_char_ws.
19033 (read_mapping): Likewise.
19034 (read_rtx_code): Likewise.
19035 (read_nested_rtx): Likewise.
19037 2016-05-10 James Norris <jnorris@codesourcery.com>
19039 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
19040 if offloading is enabled and -fopenacc or -fopenmp is specified.
19041 (CRTOFFLOADEND): Likewise.
19042 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
19043 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
19045 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
19047 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
19048 gotoff_operand code paths. Use copy_to_suggested_regs and
19049 expand_simple_binop where appropriate. Cleanup.
19051 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19054 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
19056 (dimode_scalar_chain::vector_const_cost): New.
19057 (dimode_scalar_chain::compute_convert_gain): Handle constants.
19058 (dimode_scalar_chain::convert_op): Likewise.
19059 (dimode_scalar_chain::convert_insn): Likewise.
19061 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19063 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
19064 unary operation, not a binary one.
19066 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19068 PR middle-end/70877
19069 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
19070 calls with type casted fndecl.
19072 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19074 PR tree-optimization/70786
19075 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
19076 * calls.c (initialize_argument_information): Bind bounds
19077 with corresponding args passed by reference.
19079 2016-05-10 Jakub Jelinek <jakub@redhat.com>
19082 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
19083 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
19084 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
19087 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19090 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
19091 code for a zero scale factor.
19092 (vsx_xvcvdpuxds_scale): Likewise.
19094 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19096 * diagnostic-show-locus.c (layout::layout): Call show_ruler
19097 if show_ruler_p was set on the context.
19098 (layout::show_ruler): New method.
19099 * diagnostic.h (struct diagnostic_context): Add field
19102 2016-05-10 Richard Biener <rguenther@suse.de>
19104 PR tree-optimization/71039
19105 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
19106 (chk_uses): New function.
19107 (propagate_with_phi): Verify we can safely replicate the lhs of an
19108 aggregate assignment on all incoming edges.
19110 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
19112 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
19114 (rx_atomic_sequence): New class.
19115 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
19116 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
19118 (rx_atomic_sequence::rx_atomic_sequence,
19119 rx_atomic_sequence::~rx_atomic_sequence): New functions.
19120 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
19121 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
19122 CTRLREG_INTB): New constants.
19123 (FETCHOP): New code iterator.
19124 (fethcop_name, fetchop_name2): New iterator code attributes.
19125 (QIHI): New mode iterator.
19126 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
19127 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
19128 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
19130 2016-05-10 Martin Liska <mliska@suse.cz>
19132 * tree-inline.c (remap_dependence_clique): Do not remap
19133 debugging statements.
19135 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19137 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
19138 ("*fixuns_truncdfdi2_z13")
19139 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
19140 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
19141 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
19143 2016-05-10 Richard Biener <rguenther@suse.de>
19145 PR tree-optimization/70497
19146 PR tree-optimization/28367
19147 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
19149 (visit_reference_op_load): ... here.
19150 (vn_reference_lookup_3): Use it to handle subreg-like accesses
19151 with simplified BIT_FIELD_REFs.
19152 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
19153 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
19156 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19158 * dwarf2out.c (add_abstract_origin_attribute): Adjust
19159 documentation comment. For BLOCK nodes, add a
19160 DW_AT_abstract_origin attribute that points to the DIE generated
19161 for the origin BLOCK.
19162 (gen_lexical_block_die): Call add_abstract_origin_attribute for
19163 blocks from inlined functions.
19165 2016-05-10 Alan Modra <amodra@gmail.com>
19168 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
19169 regrename modifying insns saving lr before __morestack call.
19170 * config/rs6000/rs6000.md (split_stack_return): Similarly for
19171 insns restoring lr after __morestack call.
19173 2016-05-09 Jakub Jelinek <jakub@redhat.com>
19175 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
19176 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
19178 * config/i386/sse.md (vec_interleave_high<mode>,
19179 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
19180 <avx512>_vpermt2var<mode>3_maskz): Likewise.
19182 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
19184 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
19185 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
19186 parallel reassociation for power8 and forward.
19188 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
19190 * config/i386/i386.md (absneg splitters with general regs): Use
19191 general_reg_operand predicate.
19192 (btsq peephole2): Use x86_64_immediate_operand to check if new
19193 value is suitable for immediate operand. Generate emitted insn
19194 using RTL expressions.
19195 (btcq peephole2): Ditto.
19196 (btrq peephole2): Ditto. Generate correct immediate operand
19199 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19201 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
19204 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19206 * tree-affine.c (wide_int_constant_multiple_p): Add missing
19207 pointer dereference.
19209 2016-05-09 Richard Biener <rguenther@suse.de>
19211 PR tree-optimization/70985
19212 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
19213 op0 isn't a gimple register.
19215 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
19217 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
19218 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
19219 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
19220 (i6400_fpu_mult): New cpu units.
19221 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
19222 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
19223 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
19224 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
19225 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
19226 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
19227 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
19228 (i6400_msa_long_float4, i6400_msa_long_float5)
19229 (i6400_msa_long_float8, i6400_msa_fdiv_df)
19230 (i6400_msa_fdiv_sf): New reservations.
19231 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
19232 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
19233 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
19234 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
19235 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
19236 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
19237 (msa_short_cmp, msa_short_float2, msa_short_logic3)
19238 (msa_short_store4, msa_long_load, msa_short_store)
19239 (msa_long_logic, msa_long_float2, msa_long_float4)
19240 (msa_long_float5, msa_long_float8, msa_long_mult)
19241 (msa_long_fdiv, msa_long_div): New reservations.
19243 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
19244 Sameera Deshpande <sameera.deshpande@imgtec.com>
19245 Matthew Fortune <matthew.fortune@imgtec.com>
19246 Graham Stott <graham.stott@imgtec.com>
19247 Chao-ying Fu <chao-ying.fu@imgtec.com>
19249 * config.gcc: Add MSA header file for mips*-*-* target.
19250 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
19251 (Ubv8i, Urv8): New constraints.
19252 * config/mips/mips-ftypes.def: Add function types for MSA
19254 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
19255 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
19256 * config/mips/mips-msa.md: New file.
19257 * config/mips/mips-protos.h
19258 (mips_split_128bit_const_insns): New prototype.
19259 (mips_msa_idiv_insns): Likewise.
19260 (mips_split_128bit_move): Likewise.
19261 (mips_split_128bit_move_p): Likewise.
19262 (mips_split_msa_copy_d): Likewise.
19263 (mips_split_msa_insert_d): Likewise.
19264 (mips_split_msa_fill_d): Likewise.
19265 (mips_expand_msa_branch): Likewise.
19266 (mips_const_vector_same_val_p): Likewise.
19267 (mips_const_vector_same_bytes_p): Likewise.
19268 (mips_const_vector_same_int_p): Likewise.
19269 (mips_const_vector_shuffle_set_p): Likewise.
19270 (mips_const_vector_bitimm_set_p): Likewise.
19271 (mips_const_vector_bitimm_clr_p): Likewise.
19272 (mips_msa_vec_parallel_const_half): Likewise.
19273 (mips_msa_output_division): Likewise.
19274 (mips_ldst_scaled_shift): Likewise.
19275 (mips_expand_vec_cond_expr): Likewise.
19276 * config/mips/mips.c (enum mips_builtin_type): Add
19277 MIPS_BUILTIN_MSA_TEST_BRANCH.
19278 (mips_gen_const_int_vector_shuffle): New prototype.
19279 (mips_const_vector_bitimm_set_p): New function.
19280 (mips_const_vector_bitimm_clr_p): Likewise.
19281 (mips_const_vector_same_val_p): Likewise.
19282 (mips_const_vector_same_bytes_p): Likewise.
19283 (mips_const_vector_same_int_p): Likewise.
19284 (mips_const_vector_shuffle_set_p): Likewise.
19285 (mips_symbol_insns): Forbid loading symbols via immediate for
19287 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
19289 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
19291 (mips_lx_address_p): Add support load indexed address for MSA.
19292 (mips_address_insns): Add calculation of instructions needed for
19293 stores and loads for MSA.
19294 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
19295 CONST_VECTOR for MSA and let it fall through.
19296 (mips_ldst_scaled_shift): New function.
19297 (mips_subword_at_byte): Likewise.
19298 (mips_msa_idiv_insns): Likewise.
19299 (mips_legitimize_move): Validate MSA moves.
19300 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
19301 calculation of costs for MSA division.
19302 (mips_split_move_p): Check if MSA moves need splitting.
19303 (mips_split_move): Split MSA moves if necessary.
19304 (mips_split_128bit_move_p): New function.
19305 (mips_split_128bit_move): Likewise.
19306 (mips_split_msa_copy_d): Likewise.
19307 (mips_split_msa_insert_d): Likewise.
19308 (mips_split_msa_fill_d): Likewise.
19309 (mips_output_move): Handle MSA moves.
19310 (mips_expand_msa_branch): New function.
19311 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
19312 Reinstate 'y' modifier.
19313 (mips_file_start): Add MSA .gnu_attribute.
19314 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
19316 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
19317 (mips_class_max_nregs): Add register size for MSA supported mode.
19318 (mips_cannot_change_mode_class): Allow conversion between MSA
19319 vector modes and TImode.
19320 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
19322 (mips_secondary_reload_class): Force MSA loads/stores via memory.
19323 (mips_preferred_simd_mode): Add preffered modes for MSA.
19324 (mips_vector_mode_supported_p): Add MSA supported modes.
19325 (mips_autovectorize_vector_sizes): New function.
19326 (mips_msa_output_division): Likewise.
19327 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
19328 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
19329 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
19330 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
19331 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
19332 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
19333 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
19334 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
19335 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
19336 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
19337 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
19338 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
19339 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
19340 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
19341 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
19342 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
19343 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
19344 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
19345 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
19346 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
19347 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
19348 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
19349 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
19350 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
19351 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
19352 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
19353 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
19354 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
19355 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
19356 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
19357 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
19358 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
19359 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
19360 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
19361 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
19362 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
19363 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
19364 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
19365 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
19366 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
19367 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
19368 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
19369 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
19370 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
19371 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19372 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19373 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19374 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19375 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19376 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19377 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19378 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19379 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
19380 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
19381 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
19382 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
19383 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
19384 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
19385 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
19386 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
19387 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
19388 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
19389 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
19390 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
19391 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
19392 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
19393 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
19394 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
19395 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
19396 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
19397 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
19398 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
19399 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
19400 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
19401 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
19402 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
19403 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
19404 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
19405 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
19406 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
19407 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
19408 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
19409 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
19410 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
19411 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
19412 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
19413 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
19414 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
19415 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
19416 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
19417 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
19418 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
19419 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
19420 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
19421 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
19422 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
19423 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
19424 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
19425 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
19426 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
19427 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
19428 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
19429 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
19430 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
19431 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
19432 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
19433 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
19434 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
19435 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
19436 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
19437 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
19438 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
19439 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
19440 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
19441 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
19442 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
19443 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
19444 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
19445 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
19446 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
19447 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
19448 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
19449 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
19450 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
19451 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
19452 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
19453 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
19454 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
19455 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
19456 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
19457 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
19458 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
19459 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
19460 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
19461 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
19462 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
19463 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
19464 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
19465 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
19466 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
19467 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
19468 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
19469 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
19470 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
19471 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
19472 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
19473 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
19474 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
19475 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
19476 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
19477 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
19479 (mips_get_builtin_decl_index): New array.
19480 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
19481 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
19482 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
19483 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
19484 (mips_init_builtins): Initialize mips_get_builtin_decl_index
19486 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
19488 (mips_expand_builtin_insn): Prepare operands for
19489 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
19490 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
19491 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
19492 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
19493 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
19494 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
19495 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
19496 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
19497 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
19498 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
19499 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
19500 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
19501 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
19502 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
19503 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
19504 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
19505 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
19506 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
19507 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
19508 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
19509 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
19510 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
19511 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
19512 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
19513 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
19514 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
19515 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
19516 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
19517 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
19518 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
19519 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
19520 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
19521 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
19522 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
19523 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
19524 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
19525 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
19526 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
19527 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
19528 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
19529 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
19530 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
19531 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
19532 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
19533 These are set implicitly and an error is reported if overridden.
19534 (mips_expand_builtin_msa_test_branch): New function.
19535 (mips_expand_msa_shuffle): Likewise.
19536 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
19537 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
19538 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
19539 (mips_expand_vec_unpack): Add support for MSA.
19540 (mips_expand_vector_init): Likewise.
19541 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
19542 instead of const0_rtx.
19543 (mips_msa_vec_parallel_const_half): New function.
19544 (mips_gen_const_int_vector): Likewise.
19545 (mips_gen_const_int_vector_shuffle): Likewise.
19546 (mips_expand_msa_cmp): Likewise.
19547 (mips_expand_vec_cond_expr): Likewise.
19548 * config/mips/mips.h
19549 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
19550 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
19552 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
19553 (ISA_HAS_MSA): New macro.
19554 (UNITS_PER_MSA_REG): Likewise.
19555 (BITS_PER_MSA_REG): Likewise.
19556 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
19557 (MSA_REG_FIRST): New macro.
19558 (MSA_REG_LAST): Likewise.
19559 (MSA_REG_NUM): Likewise.
19560 (MSA_REG_P): Likewise.
19561 (MSA_REG_RTX_P): Likewise.
19562 (MSA_SUPPORTED_MODE_P): Likewise.
19563 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
19564 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
19565 * config/mips/mips.md: Include mips-msa.md.
19566 (alu_type): Add simd_add.
19567 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
19568 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
19569 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
19570 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
19571 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
19572 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
19573 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
19574 simd_move, simd_load, simd_store. Choose "multi" for moves
19576 (qword_mode): New attribute.
19577 (insn_count): Add instruction count for quad moves.
19578 Increase the count for MIPS SIMD division.
19579 (UNITMODE): Add UNITMODEs for vector types.
19580 (addsub): New code iterator.
19581 * config/mips/mips.opt (mmsa): New option.
19582 * config/mips/msa.h: New file.
19583 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
19585 * config/mips/mti-linux.h: Likewise.
19586 * config/mips/predicates.md
19587 (const_msa_branch_operand): New constraint.
19588 (const_uimm3_operand): Likewise.
19589 (const_uimm4_operand): Likewise.
19590 (const_uimm5_operand): Likewise.
19591 (const_uimm8_operand): Likewise.
19592 (const_imm5_operand): Likewise.
19593 (aq10b_operand): Likewise.
19594 (aq10h_operand): Likewise.
19595 (aq10w_operand): Likewise.
19596 (aq10d_operand): Likewise.
19597 (const_m1_operand): Likewise.
19598 (reg_or_m1_operand): Likewise.
19599 (const_exp_2_operand): Likewise.
19600 (const_exp_4_operand): Likewise.
19601 (const_exp_8_operand): Likewise.
19602 (const_exp_16_operand): Likewise.
19603 (const_vector_same_val_operand): Likewise.
19604 (const_vector_same_simm5_operand): Likewise.
19605 (const_vector_same_uimm5_operand): Likewise.
19606 (const_vector_same_uimm6_operand): Likewise.
19607 (const_vector_same_uimm8_operand): Likewise.
19608 (par_const_vector_shf_set_operand): Likewise.
19609 (reg_or_vector_same_val_operand): Likewise.
19610 (reg_or_vector_same_simm5_operand): Likewise.
19611 (reg_or_vector_same_uimm6_operand): Likewise.
19612 * doc/extend.texi (MIPS SIMD Architecture Functions): New
19614 * doc/invoke.texi (-mmsa): Document new option.
19616 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19618 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
19619 * configure: Regenerate.
19620 * config.in: Regenerate.
19621 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
19622 on -fvtable-verify.
19623 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
19624 (ENDFILE_VTV_SPEC): Define.
19626 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
19628 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
19629 registers in all interrupt handlers if necessary.
19630 (rl78_option_override): Add warning.
19631 (MUST_SAVE_MDUC_REGISTERS): New macro.
19632 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
19633 * config/rl78/rl78.c (check_mduc_usage): New function.
19634 (mduc_regs): New structure to hold MDUC register data.
19635 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
19636 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
19637 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
19638 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
19639 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
19640 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
19642 2016-05-09 Bin Cheng <bin.cheng@arm.com>
19644 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
19645 (tree-ssa-loop-niter.h): Ditto.
19646 (idx_within_array_bound, ref_within_array_bound): New functions.
19647 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
19648 Factor out check on writable base object to ...
19649 (base_object_writable): ... here.
19651 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19653 * config/arm/arm.md (probe_stack): Add modes to set source
19656 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
19658 * regrename.c (base_reg_class_for_rename): New static function.
19659 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
19661 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
19663 * cgraph.c (thunk_adjust): Export.
19664 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
19665 * cgraphunit.c (thunk_adjust): Export.
19666 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
19668 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
19670 * tree-inline.c (expand_call_inline): Expand thunks inline.
19672 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
19675 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
19676 (*sse2_vd_cvtss2sd): Ditto.
19677 * config/i386/i386.md
19678 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
19679 Generate *sse2_vd_cvtsd2ss pattern.
19680 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
19681 Generate *sse2_vd_cvtss2sd pattern.
19683 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19685 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
19686 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
19689 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19691 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
19692 * config/sh/sh.c: Define and declare variables on first use throughout
19694 (current_function_interrupt): Change to bool type.
19695 (frame_insn): Rename to emit_frame_insn and update users.
19696 (push_regs): Use bool for 'interrupt_handler' argument.
19697 (save_schedule_s): Remove.
19698 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
19699 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
19700 targetm.asm_out.unaligned_op.di.
19701 (gen_far_branch): Remove redundant forward declaration.
19702 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
19703 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
19704 (sh_set_return_address, sh_function_ok_for_sibcall,
19705 scavenge_reg): Update comments.
19706 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
19707 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
19708 (sh_attr_renesas_p): Remove unnecessary parentheses.
19709 (branch_dest): Simplify.
19710 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
19711 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
19712 (CUMULATIVE_ARGS): Change macro to typedef.
19713 (current_function_interrupt): Change to bool type.
19714 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
19715 Surround with __cplusplus ifdef.
19716 (sh_compare_op0, sh_compare_op1): Remove.
19717 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
19719 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
19721 * config/arm/arm.md: (arch): Add neon.
19722 (arch_enabled): Return yes for arch neon when TARGET_NEON.
19723 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
19724 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
19725 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
19726 attributes for alt renumbering. Mark alt 3 as non-predicable.
19727 (thumb2_movdf_vfp): Likewise.
19729 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
19731 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
19732 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
19733 (*andqi_1): Add preferred_for_speed attribute to disparage
19734 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
19735 (*<code>qi_1): Ditto.
19736 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
19737 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
19738 (*ashlqi3_1): Ditto.
19739 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
19740 Add preferred_for_size attribute to disparage alternative 0 and
19741 preferred_for_speed attribute to disparage alternative 1 for
19742 TARGET_PARTIAL_REG_STALL targets.
19744 2016-05-07 Tom de Vries <tom@codesourcery.com>
19746 PR tree-optimization/70956
19747 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
19750 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
19752 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
19753 * config/sh/sh.c (sh_cbranch_distance): Implement it.
19754 * config/sh/sh.md (branch_zero): Remove define_attr.
19755 (define_delay): Disable delay slot if branch distance is one insn.
19757 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19759 * config/i386/i386.md (LEAMODE): New mode attribute.
19760 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
19761 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
19762 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
19763 operand 2 predicate.
19764 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
19765 (*lea<mode>_general_3): Ditto.
19766 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
19768 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19770 * genmddump.c (main): Convert argv from char ** to const char **.
19772 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19774 * coretypes.h (OVERRIDE): New macro.
19775 (FINAL): New macro.
19777 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
19779 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
19780 allow coalescing if the types are compatible.
19782 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19784 * pass_manager.h (pass_manager::register_pass_name): New method.
19785 (pass_manager::get_pass_by_name): New method.
19786 (pass_manager::create_pass_tab): New method.
19787 (pass_manager::m_name_to_pass_map): New field.
19788 * passes.c (name_to_pass_map): Delete global in favor of field
19789 "m_name_to_pass_map" of pass_manager.
19790 (register_pass_name): Rename from a function to...
19791 (pass_manager::register_pass_name): ...this method, updating
19792 for renaming of global "name_to_pass_map" to field
19793 "m_name_to_pass_map".
19794 (create_pass_tab): Rename from a function to...
19795 (pass_manager::create_pass_tab): ...this method, updating
19796 for renaming of global "name_to_pass_map" to field.
19797 (get_pass_by_name): Rename from a function to...
19798 (pass_manager::get_pass_by_name): ...this method.
19799 (enable_disable_pass): Convert use of get_pass_by_name to
19800 a method call, locating the pass_manager singleton.
19802 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19804 * genattr-common.c (main): Convert argv from char ** to const char **.
19805 * genattr.c (main): Likewise.
19806 * genattrtab.c (main): Likewise.
19807 * genautomata.c (initiate_automaton_gen): Likewise.
19809 * gencodes.c (main): Likewise.
19810 * genconditions.c (main): Likewise.
19811 * genconfig.c (main): Likewise.
19812 * genconstants.c (main): Likewise.
19813 * genemit.c (main): Likewise.
19814 * genenums.c (main): Likewise.
19815 * genextract.c (main): Likewise.
19816 * genflags.c (main): Likewise.
19817 * genmddeps.c (main): Likewise.
19818 * genopinit.c (main): Likewise.
19819 * genoutput.c (main): Likewise.
19820 * genpeep.c (main): Likewise.
19821 * genpreds.c (main): Likewise.
19822 * genrecog.c (main): Likewise.
19823 * gensupport.c (init_rtx_reader_args_cb): Likewise.
19824 (init_rtx_reader_args): Likewise.
19825 * gensupport.h (init_rtx_reader_args_cb): Likewise.
19826 (init_rtx_reader_args): Likewise.
19827 * gentarget-def.c (main): Likewise.
19828 * read-md.c (read_md_files): Likewise.
19829 * read-md.h (read_md_files): Likewise.
19831 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19833 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
19834 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
19835 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
19836 Remove unused predicate.
19837 (register_and_not_fp_reg_operand): Ditto.
19839 2016-05-06 Martin Liska <mliska@suse.cz>
19841 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
19842 instead of vec as the vector is local to the function.
19844 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19846 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
19847 avx512bw alternative.
19849 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
19850 before the ashr<mode>3 pattern.
19852 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
19853 v instead of x in vex or maybe_vex alternatives, use
19854 maybe_evex instead of vex in prefix.
19856 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
19857 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
19858 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
19859 in vex or maybe_vex alternatives, use maybe_evex instead of vex
19862 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
19863 v instead of x in vex or maybe_vex alternatives, use
19864 maybe_evex instead of vex in prefix.
19866 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
19867 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
19868 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
19869 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
19870 alternatives, use maybe_evex instead of vex in prefix.
19872 * config/i386/sse.md (vec_interleave_lowv4sf,
19873 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
19874 v instead of x in vex or maybe_vex alternatives, use
19875 maybe_evex instead of vex in prefix.
19877 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
19878 v instead of x in vex or maybe_vex alternatives, use
19879 maybe_evex instead of vex in prefix.
19881 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
19882 v constraint instead of x.
19884 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
19886 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
19887 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
19890 2016-05-06 Richard Biener <rguenther@suse.de>
19892 PR tree-optimization/70948
19893 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
19894 Properly clobber all fields of va_list for __builtin_va_start.
19896 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
19899 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
19900 loop latch destination.
19902 2016-05-06 Martin Liska <mliska@suse.cz>
19904 * tree-ssa-uninit.c: Apply manual changes
19905 to the GNU coding style.
19906 (prune_uninit_phi_opnds): Rename from
19907 prune_uninit_phi_opnds_in_unrealizable_paths.
19909 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19911 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
19912 mspace): Remove deprecated options.
19913 * doc/invoke.texi (SH options): Remove -mspace.
19915 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19917 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
19919 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19921 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
19922 corresponding combine split pattern.
19924 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19927 * config/sh/predicates.md (long_displacement_mem_operand): New.
19928 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
19929 Add movi20, movi20s alternatives. Adjust length attribute for
19931 (movsi_ie): Allow for any FPU. Adjust length attribute for
19933 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
19934 attribute for alternatives.
19935 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
19936 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
19937 length attribute for alternatives.
19939 2016-05-06 Richard Biener <rguenther@suse.de>
19941 PR tree-optimization/70960
19942 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
19944 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19947 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
19948 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
19950 2016-05-06 Marek Polacek <polacek@redhat.com>
19953 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
19955 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19958 * config/sh/sh.md (*rotcr): Add another variant.
19960 2016-05-06 Richard Biener <rguenther@suse.de>
19962 PR middle-end/70931
19963 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
19965 2016-05-06 Richard Biener <rguenther@suse.de>
19967 PR middle-end/70941
19968 * fold-const.c (split_tree): Always convert to the original type
19971 2016-05-06 Richard Biener <rguenther@suse.de>
19973 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
19974 (fwprop_addr): Likewise.
19976 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19979 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
19981 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
19982 * config/i386/i386.md (push mem splitter): Use find_constant_src in
19983 the splitter condition.
19984 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
19985 the splitter condition.
19986 (FP float_extend load splitter): Ditto.
19988 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
19990 * config/i386/i386.md (peehole2 patterns): Change true_regnum
19991 to REGNO in all peephole2 patterns.
19992 (post-reload splitters): Change true_regnum to REGNO in
19993 post-reload splitters.
19994 (zero_extend splitters): Use general_reg_operand and
19995 nonimmediate_gr_operand predicates.
19997 2016-05-05 Jakub Jelinek <jakub@redhat.com>
19999 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
20000 v constraint instead of x.
20002 2016-05-05 Alan Modra <amodra@gmail.com>
20005 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
20006 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
20007 TARGET_NO_FP_IN_TOC for -mrelocatable.
20008 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
20009 TARGET_RELOCATABLE test.
20010 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20011 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20012 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20013 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20014 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20015 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20016 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20017 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20018 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
20019 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20021 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
20022 (rs6000_stack_info): Likewise.
20023 (rs6000_elf_asm_out_constructor): Likewise.
20024 (rs6000_elf_asm_out_destructor): Likewise.
20025 (rs6000_elf_declare_function_name): Likewise.
20026 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
20027 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
20030 2016-05-05 Alan Modra <amodra@gmail.com>
20032 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
20034 2016-05-05 Alan Modra <amodra@gmail.com>
20036 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
20037 out-of-line gpr restore for one or two regs if that would add
20040 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
20043 * config/i386/i386.md
20044 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
20045 Change to post-epilogue_completed late splitter. Use sse_reg_operand
20046 as operand 0 predicate.
20047 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
20049 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
20050 Ditto. Emit the pattern using RTX.
20052 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
20053 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
20054 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
20055 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
20057 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
20058 sse_reg_operand as operand 0 predicate.
20060 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
20061 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
20062 instead of gen_rtx_REG.
20063 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
20066 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20068 * function.c (emit_use_return_register_into_block): Delete.
20069 (gen_return_pattern): Delete.
20070 (emit_return_into_block): Delete.
20071 (active_insn_between): Delete.
20072 (convert_jumps_to_returns): Delete.
20073 (emit_return_for_exit): Delete.
20074 (thread_prologue_and_epilogue_insns): Delete all code dealing with
20075 simple_return for shrink-wrapped blocks.
20076 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
20077 end of blocks that need one.
20078 (get_unconverted_simple_return): Delete.
20079 (convert_to_simple_return): Delete.
20080 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
20081 (convert_to_simple_return): Ditto.
20083 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20085 * cfgcleanup.c (bb_is_just_return): New function.
20086 (try_optimize_cfg): Simplify jumps to return, branches to return,
20087 and branches around return.
20089 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20091 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
20092 branch to a return.
20094 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20098 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
20099 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
20100 assert flags & OEP_HASH_CHECK, instead of asserting it
20101 never happens. Handle TARGET_EXPR.
20102 * fold-const.c (operand_equal_p): For hash verification,
20103 or in OEP_HASH_CHECK into flags.
20105 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
20107 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
20109 (compute_samebase_partition_bases): Fix typo.
20111 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20113 * config/i386/sse.md (vec_interleave_highv8sf,
20114 vec_interleave_lowv8sf, vec_interleave_highv4df,
20115 vec_interleave_lowv4df): Remove constraints from expanders.
20117 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
20119 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20121 * tree-inline.c (expand_call_inline): Fix path dealing with
20122 making lhs of call statement undefined.
20124 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20126 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
20127 Check availability on NODE, too.
20128 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
20129 (cgraph_node::call_for_symbol_and_aliases): Likewise.
20130 (varpool_node::call_for_symbol_and_aliase): Likewise.
20131 * ipa-pure-const.c (add_new_function): Analyze all bodies.
20132 (propagate_pure_const): Propagate across interposable functions, too.
20133 (skip_function_for_local_pure_const): Do not skip interposable bodies
20135 (pass_local_pure_const::execute): Update.
20137 2016-05-04 Marek Polacek <polacek@redhat.com>
20139 * doc/invoke.texi: Document -Wdangling-else.
20141 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
20143 * config.gcc: Error out when conflicting multilib is detected. Do not
20144 loop over multilibs since no combination is legal.
20146 2016-05-04 Alan Modra <amodra@gmail.com>
20148 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
20149 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
20150 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20153 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
20155 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
20156 Clean up p5600 comments.
20158 2016-05-04 Richard Biener <rguenther@suse.de>
20160 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
20161 constructor simplifications.
20162 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
20164 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
20166 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
20167 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
20168 result.set_rtx is null instead of aborting.
20169 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
20171 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
20172 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
20173 *mov<mode>_store_postinc): New patterns.
20175 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
20177 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
20178 as commutative. Check both conversions are NOP.
20179 ((A & B) OP (C & B)): Remove.
20181 2016-05-04 Alan Modra <amodra@gmail.com>
20183 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
20185 2016-05-04 Alan Modra <amodra@gmail.com>
20188 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
20189 when cr2,3,4 are all fixed regs.
20191 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
20193 PR rtl-optimization/57193
20194 * opts.c (default_options_table): Revert OPT_frename_registers change.
20195 * doc/invoke.texi (-frename-registers, -O2): Likewise.
20197 2016-05-03 Martin Sebor <msebor@redhat.com>
20200 * builtins.c (fold_builtin_FILE): New function.
20201 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
20202 (fold_builtin_0): Call them.
20203 * gimplify.c (gimplify_call_expr): Remove the handling of
20204 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
20207 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
20208 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
20212 * doc/extend.texi (Function Names as Strings): Update __func__,
20213 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
20216 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20217 Richard Biener <rguenther@suse.de>
20219 PR tree-optimization/70916
20220 * tree-if-conv.c: Include cfganal.h.
20221 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
20222 and remove_fake_exit_edges around the optimization pass.
20224 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
20226 * cgraph.c (symbol_table::create_edge): Set inline_failed.
20227 (cgraph_edge::make_direct): Likewise.
20228 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
20229 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
20230 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
20231 (CIF_THUNK): New code.
20232 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
20233 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
20234 (compute_inline_parameters): Set inline_failed for thunks.
20235 (inline_analyze_function): Cleanup.
20236 * ipa-inline.c (can_inline_edge_p): Do not deal with
20237 call_stmt_cannot_inline_p.
20238 (can_early_inline_edge_p): Likewise.
20239 (early_inliner): Initialize inline_failed.
20240 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
20242 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
20244 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
20245 from nonimm_ssenomem_operand.
20246 (nonimm_ssenomem_operand): New predicate.
20247 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
20248 as operand 0 predicate.
20249 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
20250 Disable unsupported alternatives using "enabled" attribute.
20251 Use register_ssemem_operand as operand 0 predicate.
20252 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
20254 2016-05-03 Marek Polacek <polacek@redhat.com>
20257 * input.c (expansion_point_location): New function.
20258 * input.h (expansion_point_location): Declare.
20260 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
20262 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
20263 occurence with frame_offset_ ones.
20265 2016-05-03 Alan Modra <amodra@gmail.com>
20267 PR rtl-optimization/70890
20268 * ira.c (combine_and_move_insns): When moving def_insn, remove
20269 equivs on use_insn.
20271 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
20273 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
20274 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
20275 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
20276 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
20278 2016-05-03 Alan Modra <amodra@gmail.com>
20280 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
20281 for SAVE_MULTIPLE/STORE_MULTIPLE.
20283 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20285 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
20286 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
20288 2016-05-03 Richard Biener <rguenther@suse.de>
20290 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
20292 (gimplify_arg): Likewise.
20293 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
20294 re-writing the result to a decl if required.
20295 (internal_get_tmp_var): Add allow_ssa parameter
20296 and override into_ssa with it.
20297 (get_formal_tmp_var): Adjust.
20298 (get_initialized_tmp_var): Add allow_ssa parameter.
20299 (gimplify_arg): Add allow_ssa parameter and avoid generating
20300 SSA names for the result false.
20301 (gimplify_call_expr): If the call may return twice do not
20302 gimplify parameters into SSA.
20303 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
20304 (gimplify_modify_expr): Adjust assert. For noreturn calls
20305 with a SSA name LHS adjust its def.
20306 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
20307 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
20308 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
20309 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
20310 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
20311 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
20312 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
20313 (optimize_target_teams): Do not allow SSA names for clause operands.
20314 (gimplify_expr): Likewise for where we mark the result addressable.
20315 * passes.def (pass_init_datastructures): Remove.
20316 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
20317 (rewrite_stmt): Likewise.
20318 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
20319 (replace_locals_op): Replace SSA names.
20320 (copy_gimple_seq_and_replace_locals): Init src_cfun.
20321 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
20322 * cgraph.c (release_function_body): Free CFG annotations only
20323 when we have a CFG. Simplify.
20324 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
20325 force_gimple_operand instead of get_initialized_tmp_var.
20326 * tree-pass.h (make_pass_init_datastructures): Remove.
20327 * tree-ssa.c (execute_init_datastructures): Remove.
20328 (pass_data_init_datastructures): Likewise.
20329 (class pass_init_datastructures): Likewise.
20330 (make_pass_init_datastructures): Likewise.
20331 * omp-low.c (create_omp_child_function): Init SSA data structures.
20332 (grid_expand_target_grid_body): Likewise.
20333 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
20334 name before adding it to names_to_release.
20335 (remove_bb): Always release SSA defs.
20336 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
20337 before dereferencing it.
20338 * cgraphunit.c (init_lowered_empty_function): Always
20339 int SSA data structures.
20340 * tree-ssanames.c (release_defs): Remove assert that we are in
20342 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
20344 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20345 Uros Bizjak <ubizjak@gmail.com>
20347 PR rtl-optimization/70467
20348 * config/i386/predicates.md (x86_64_hilo_int_operand,
20349 x86_64_hilo_general_operand): New predicates.
20350 * config/i386/constraints.md (Wd): New constraint.
20351 * config/i386/i386.md (mode attr di): Use Wd instead of e.
20352 (general_hilo_operand): New mode attr.
20353 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
20354 instead of <general_operand>.
20355 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
20356 x86_64_hilo_general_operand instead of <general_operand>.
20358 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20360 PR tree-optimization/70916
20361 * tree-if-conv.c (constant_or_ssa_name): Removed.
20362 (fold_build_cond_expr): Use is_gimple_val instead of
20363 constant_or_ssa_name.
20365 PR tree-optimization/70916
20366 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
20367 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
20370 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
20371 (optimize_atomic_bit_test_and): New function.
20372 (pass_fold_builtins::execute): Use it.
20373 * optabs.def (atomic_bit_test_and_set_optab,
20374 atomic_bit_test_and_complement_optab,
20375 atomic_bit_test_and_reset_optab): New optabs.
20376 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
20377 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
20378 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
20379 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
20380 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
20381 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
20382 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
20383 * doc/md.texi (atomic_bit_test_and_set@var{mode},
20384 atomic_bit_test_and_complement@var{mode},
20385 atomic_bit_test_and_reset@var{mode}): Document.
20386 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
20387 atomic_bit_test_and_complement<mode>,
20388 atomic_bit_test_and_reset<mode>): New expanders.
20389 (atomic_bit_test_and_set<mode>_1,
20390 atomic_bit_test_and_complement<mode>_1,
20391 atomic_bit_test_and_reset<mode>_1): New insns.
20393 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
20395 PR rtl-optimization/70687
20396 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
20397 instead of unsigned HOST_WIDE_INT.
20399 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
20401 PR rtl-optimization/44281
20402 * hard-reg-set.h (struct target_hard_regs): New field
20403 x_fixed_nonglobal_reg_set.
20404 (fixed_nonglobal_reg_set): New macro.
20405 * reginfo.c (init_reg_sets_1): Initialize it.
20406 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
20408 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
20410 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20412 PR tree-optimization/56541
20413 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
20414 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
20415 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
20416 (any_complicated_phi): new static variable.
20417 (aggressive_if_conv): delete.
20418 (if_convertible_phi_p): support phis with more than two arguments.
20419 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
20420 critical pred edges.
20421 (ifcvt_split_critical_edges): support phis with more than two
20422 arguments by checking new parameter. only split critical edges
20424 (tree_if_conversion): handle simd pragma marked loop using new
20425 local variable aggressive_if_conv. check any_complicated_phi.
20427 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20429 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
20432 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20434 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
20437 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
20439 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
20440 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
20441 define_insn_and_split.
20442 (mulsi3_i): New define_insn_and_split.
20443 (mulsi3_call): Convert to define_insn.
20444 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
20445 Remove constraints.
20447 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20449 * machmode.h (mode_complex): Add support to give the complex mode
20451 (GET_MODE_COMPLEX_MODE): Likewise.
20452 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
20453 stored by build_complex_type and gfc_build_complex_type instead of
20454 trying to figure out the appropriate mode based on the size. Raise
20455 an assertion error, if the type was not set.
20456 * genmodes.c (struct mode_data): Add field for the complex type of
20458 (blank_mode): Likewise.
20459 (make_complex_modes): Remember the complex mode created in the
20461 (emit_mode_complex): Write out the mode_complex array to map a
20462 type mode to the complex version.
20463 (emit_insn_modes_c): Likewise.
20464 * tree.c (build_complex_type): Set the complex type to use before
20465 calling layout_type.
20466 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
20467 support for __float128 complex datatypes.
20468 (rs6000_hard_regno_mode_ok): Likewise.
20469 (rs6000_setup_reg_addr_masks): Likewise.
20470 (rs6000_complex_function_value): Likewise.
20471 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
20472 __float128 and __ibm128 complex.
20473 (FLOAT128_IBM_P): Likewise.
20474 (ALTIVEC_ARG_MAX_RETURN): Likewise.
20475 * doc/extend.texi (Additional Floating Types): Document that
20476 -mfloat128 must be used to enable __float128. Document complex
20477 __float128 and __ibm128 support.
20479 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20482 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
20483 char/short arguments promoted to int because of promote_prototypes.
20485 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20487 * config/i386/predicates.md (register_ssemem_operand): New predicate.
20488 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
20489 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
20490 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
20491 alternatives using "enabled" attribute. Use register_ssemem_operand
20492 as operand 1 predicate.
20493 (*cmpi<unord>xf_i387): Split XFmode pattern from
20494 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
20495 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
20496 *absneg<mode>2_i387. Disable unsupported alternatives using
20497 "enabled" attribute.
20498 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
20500 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20502 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
20504 (oacc_loop_process): Check mask for loop termination.
20506 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20508 * cif-code.def (CIF_THUNK): Add.
20509 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
20512 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20514 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
20515 (dump_inline_summary): Dump it.
20516 (fp_expression_p): New predicate.
20517 (estimate_function_body_sizes): Use it.
20518 (inline_merge_summary): Merge fp_expressions.
20519 (inline_read_section): Read fp_expressions.
20520 (inline_write_summary): Write fp_expressions.
20521 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
20522 codegen boundary if either caller or callee is !fp_expressions.
20523 * ipa-inline.h (inline_summary): Add fp_expressions.
20524 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
20525 to fp_expressions be sure the fp generation flags are updated.
20527 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20529 PR rtl-optimization/70467
20530 * cse.c (cse_insn): Handle no-op MEM moves after folding.
20532 PR rtl-optimization/70467
20533 * ipa-pure-const.c (check_call): Handle internal calls even in
20534 ipa mode like in local mode.
20536 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
20538 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
20540 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20542 * match.pd (X u< X, X u> X): New transformations.
20544 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20546 * flag-types.h (enum warn_strict_overflow_code): Move ...
20547 * coretypes.h: ... here.
20548 * fold-const.h (fold_overflow_warning): Declare.
20549 * fold-const.c (fold_overflow_warning): Make non-static.
20550 (fold_comparison): Move the transformation of X +- C1 CMP C2
20551 into X CMP C2 -+ C1 ...
20552 * match.pd: ... here.
20553 * gimple-fold.c (fold_stmt_1): Protect with
20554 fold_defer_overflow_warnings.
20556 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20558 * omp-low.c (struct oacc_loop): Add 'inner' field.
20559 (new_oacc_loop_raw): Initialize it to zero.
20560 (oacc_loop_fixed_partitions): Initialize it.
20561 (oacc_loop_auto_partitions): Partition outermost loop to outermost
20562 available partitioning.
20564 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20566 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
20568 (umulsidi3): Likewise.
20569 (indirect_jump): Fix jump instruction assembly patterns.
20571 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
20574 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
20575 (nvptx_function_value): Assert non-NULL cfun.
20577 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
20579 PR rtl-optimization/70886
20580 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
20582 * cselib.h (rtx_equal_for_cselib_1): Declare.
20583 (rtx_equal_for_cselib_p: New inline function.
20584 * cselib.c (rtx_equal_for_cselib_p): Delete.
20585 (rtx_equal_for_cselib_1): Make public.
20587 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20589 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
20590 (register_mixssei387nonimm_operand): Remove predicate.
20591 * config/i386/i386.md (*fop_<mode>_comm): Merge from
20592 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
20593 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
20594 for TARGET_MIX_SSE_I387 alternatives.
20595 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
20596 Disable unsupported alternatives using "enabled" attribute. Use
20597 nonimm_ssenomem_operand as operand 1 predicate. Also check
20598 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
20600 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20602 * tree.c (cst_and_fits_in_hwi): Simplify.
20604 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20606 * tree.h (wi::to_wide): New function.
20607 * expr.c (expand_expr_real_1): Use wi::to_wide.
20608 * fold-const.c (int_const_binop_1): Likewise.
20609 (extract_muldiv_1): Likewise.
20611 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20613 * wide-int.h: Update offset_int and widest_int documentation.
20614 (WI_SIGNED_SHIFT_RESULT): New macro.
20615 (wi::binary_shift): Define signed_shift_result_type for
20616 shifts on offset_int- and widest_int-like types.
20617 (generic_wide_int): Support <<= and >>= if << and >> are supported.
20618 * tree.h (int_bit_position): Use shift operators instead of wi::
20620 * alias.c (adjust_offset_for_component_ref): Likewise.
20621 * expr.c (get_inner_reference): Likewise.
20622 * fold-const.c (fold_comparison): Likewise.
20623 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
20624 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
20625 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20626 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
20627 (stmt_kills_ref_p): Likewise.
20628 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
20629 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
20630 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20631 (ao_ref_init_from_vn_reference): Likewise.
20633 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20635 * wide-int.h: Update offset_int and widest_int documentation.
20636 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
20637 (wi::binary_traits): Allow ordered comparisons between offset_int and
20638 offset_int, between widest_int and widest_int, and between either
20639 of these types and basic C types.
20640 (operator <, <=, >, >=): Define for the same combinations.
20641 * tree.h (tree_int_cst_lt): Use comparison operators instead
20642 of wi:: comparisons.
20643 (tree_int_cst_le): Likewise.
20644 * gimple-fold.c (fold_array_ctor_reference): Likewise.
20645 (fold_nonarray_ctor_reference): Likewise.
20646 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
20647 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
20648 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
20649 * tree-sra.c (completely_scalarize): Likewise.
20650 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
20651 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
20652 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
20653 (check_for_binary_op_overflow): Likewise.
20654 (search_for_addr_array): Likewise.
20655 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
20657 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20659 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
20660 (arc_save_restore): Likewise.
20661 (arc_dwarf_register_span): Likewise.
20662 (arc_output_pic_addr_const): Initialize suffix variable.
20664 2016-05-02 Martin Liska <mliska@suse.cz>
20666 * symbol-summary.h (function_summary::function_summary):
20667 Remove checking assert for all cgraph nodes.
20668 (function_summary::get): Check summary_uid.
20669 (symtab_insertion): Check summary_uid.
20671 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20673 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
20674 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
20675 bmaskn instruction.
20676 (arc_dwarf_register_span): Remove enum keyword.
20677 (compact_memory_operand_p): New function.
20678 * config/arc/arc.h (reg_class): Add code density register classes.
20679 (REG_CLASS_NAMES): Likewise.
20680 (REG_CLASS_CONTENTS): Likewise.
20681 * config/arc/arc.md (*movqi_insn): Add code density instructions.
20682 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
20683 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
20684 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
20685 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
20687 (h, Rcd, Rsd, Rzd): New register constraints.
20688 (T): Use compact_memory_operand_p function.
20689 * config/arc/predicates.md (compact_load_memory_operand): Remove.
20691 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20693 * config/sh/sh.md (*negnegt, *movtt): Remove.
20695 2016-05-02 Marek Polacek <polacek@redhat.com>
20696 Tom de Vries <tom@codesourcery.com>
20698 PR tree-optimization/70700
20699 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
20700 bigger than FIRST_REF_NODE.
20702 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20705 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
20707 (prepare_cbranch_operands): Don't use scratch register. Assume that
20708 function is used when pseudos can be created.
20709 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
20710 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
20711 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
20712 define_expand. Allow it only when pseudos can be created.
20713 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
20715 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
20717 * config/i386/constraints.md (BC): Only allow -1 operands.
20718 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
20719 Add "enabled" attribute. Update XI mode attribute calculation.
20720 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
20721 (*movoi_internal_avx): Update XI mode attribute calculation.
20722 (*movti_internal): Ditto.
20724 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20726 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
20727 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
20729 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
20731 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
20732 statement on instruction code. Remove trailing spaces.
20733 (altivec_expand_stv_builtin): Likewise.
20735 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20737 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
20738 (TARGET_FPU_DOUBLE): Simplify.
20739 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
20740 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
20741 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
20742 with 'TARGET_FPU_DOUBLE'.
20743 * config/sh/sh.md: Likewise.
20745 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
20747 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
20748 SH_DIV_STR_FOR_SIZE): Remove.
20749 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
20750 SH_DIV_STR_FOR_SIZE): Remove.
20752 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20754 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
20755 logical_reg_operand): Delete.
20756 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
20757 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
20758 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
20759 match_operand and match_test.
20760 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
20761 variables on their first use. Return bool values.
20762 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
20763 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
20764 arith_reg_operand for input operand. Remove empty constraints.
20766 (*xorsi3_compact): Rename to xorsi3.
20767 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
20768 (*zero_extend<mode>si2_disp_mem): Update comment.
20771 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20773 * config/sh/t-sh: Remove SH5 support.
20774 * config.gcc: Likewise.
20775 * configure: Likewise.
20777 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20779 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
20781 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20783 * config/sh/sh.c (register_sh_passes, sh_option_override,
20784 sh_print_operand, prepare_move_operands,
20785 sh_can_follow_jump): Remove TARGET_SH1 checks.
20786 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
20787 PROMOTE_MODE): Likewise.
20788 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
20791 2016-04-30 Alan Modra <amodra@gmail.com>
20793 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
20794 restoring when fixed_reg_p, but allow out-of-line or stmw save.
20795 Check for user regs later to avoid unnecessary looping over regs.
20796 Merge user reg check with non-saved reg check. Don't force
20797 inline VR restore when static chain used.
20798 (rs6000_frame_related): Omit eh_frame info for user regs when
20800 (fixed_regs_p): Delete.
20802 2016-04-30 Alan Modra <amodra@gmail.com>
20804 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
20805 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
20808 2016-04-30 Alan Modra <amodra@gmail.com>
20811 * config/rs6000/rs6000.c (fixed_reg_p): New function.
20812 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
20815 2016-04-30 Alan Modra <amodra@gmail.com>
20817 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
20818 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
20819 flag_pic test for Darwin.
20821 2016-04-30 Alan Modra <amodra@gmail.com>
20823 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
20824 throw_calls_crossed.
20825 (REG_FREQ_CALLS_CROSSED): Delete.
20826 (REG_N_THROWING_CALLS_CROSSED): Delete.
20827 * regstat.c (regstat_bb_compute_ri): Don't calculate
20828 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
20829 (dump_reg_info): Don't print call cross frequency.
20830 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
20831 and REG_N_THROWING_CALLS_CROSSED.
20833 2016-04-30 Alan Modra <amodra@gmail.com>
20835 * regs.h (struct reg_info_t): Delete live_length.
20836 (REG_LIVE_LENGTH): Delete macro.
20837 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
20838 local_live, local_processed and local_live_last_luid params.
20839 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
20841 (regstat_compute_ri): Adjust for above. Don't set
20843 (dump_reg_info): Don't print live length.
20844 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
20845 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
20846 Localize loop_depth var.
20848 2016-04-30 Alan Modra <amodra@gmail.com>
20850 * ira.c (enum valid_equiv): New.
20851 (validate_equiv_mem): Return enum.
20852 (update_equiv_mem): Create replacement in more cases.
20853 (add_store_equivs): Update validate_equiv_mem call.
20855 2016-04-30 Alan Modra <amodra@gmail.com>
20857 * ira.c (combine_and_move_insns): Rather than scanning insns,
20858 use DF infrastucture to find use and def insns.
20860 2016-04-30 Alan Modra <amodra@gmail.com>
20862 ira.c (combine_and_move_insns): Move invariant conditions..
20863 (ira.c): ..to here. Call combine_and_move_insns before
20864 add_store_equivs. Call grow_reg_equivs later. Allocate
20865 req_equiv later using max_reg_num() rather than global max_regno.
20866 (contains_replace_regs): Delete.
20867 (add_store_equivs): Remove contains_replace_regs test.
20869 2016-04-30 Alan Modra <amodra@gmail.com>
20871 * ira.c (struct equiv_mem_data): New.
20872 (equiv_mem, equiv_mem_modified): Delete static vars.
20873 (validate_equiv_mem_from_store): Use "data" param to communicate..
20874 (validate_equiv_mem): ..from here.
20876 2016-04-30 Alan Modra <amodra@gmail.com>
20878 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
20880 (update_reg_equivs): ..here. Move allocation and freeing of
20881 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
20882 end_alias_analysis to..
20885 2016-04-30 Alan Modra <amodra@gmail.com>
20887 * ira.c (pdx_subregs): Delete.
20888 (struct equivalence): Add pdx_subregs field.
20889 (set_paradoxical_subreg): Remove pdx_subregs param. Update
20890 pdx_subregs access.
20891 (update_equiv_regs): Don't create or free pdx_subregs. Update
20892 pdx_subregs access.
20894 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20896 * config/rs6000/altivec.h: Change definitions of vec_xl and
20898 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
20899 (LD_ELEMREV_V2DI): New.
20900 (LD_ELEMREV_V4SF): New.
20901 (LD_ELEMREV_V4SI): New.
20902 (LD_ELEMREV_V8HI): New.
20903 (LD_ELEMREV_V16QI): New.
20904 (ST_ELEMREV_V2DF): New.
20905 (ST_ELEMREV_V2DI): New.
20906 (ST_ELEMREV_V4SF): New.
20907 (ST_ELEMREV_V4SI): New.
20908 (ST_ELEMREV_V8HI): New.
20909 (ST_ELEMREV_V16QI): New.
20912 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20913 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
20914 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
20915 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
20916 (altivec_expand_builtin): Add handling for
20917 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
20918 (rs6000_invalid_builtin): Add error-checking for
20919 RS6000_BTM_P9_VECTOR.
20920 (altivec_init_builtins): Define builtins used to implement vec_xl
20922 (rs6000_builtin_mask_names): Define power9-vector.
20923 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
20924 (RS6000_BTM_P9_VECTOR): Define.
20925 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
20926 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
20927 (vsx_ld_elemrev_v2df): Likewise.
20928 (vsx_ld_elemrev_v4sf): Likewise.
20929 (vsx_ld_elemrev_v4si): Likewise.
20930 (vsx_ld_elemrev_v8hi): Likewise.
20931 (vsx_ld_elemrev_v16qi): Likewise.
20932 (vsx_st_elemrev_v2df): Likewise.
20933 (vsx_st_elemrev_v2di): Likewise.
20934 (vsx_st_elemrev_v4sf): Likewise.
20935 (vsx_st_elemrev_v4si): Likewise.
20936 (vsx_st_elemrev_v8hi): Likewise.
20937 (vsx_st_elemrev_v16qi): Likewise.
20938 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
20941 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
20943 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
20945 (simplify_control_stmt_condition_1): ... here. Recurse into
20946 BIT_AND_EXPRs and BIT_IOR_EXPRs.
20948 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
20951 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
20952 (zero_extendqi<mode>2_dot): Revert earlier conversion from
20953 define_insn_and_split to define_insn.
20954 (zero_extendqi<mode>2_dot2): Same.
20955 (extendqi<mode>2_dot): Same.
20956 (extendqi<mode>2_dot2): Same.
20958 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20960 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
20961 (probe_stack): New expander.
20962 (probe_stack_<mode>): New insn pattern.
20964 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20966 * config/i386/i386.md
20967 (operations with memory inputs setting flags peephole2):
20968 Remove uneeded REG_P checks. Cleanup pattern generation.
20970 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
20972 * tree-vect-loop.c (vect_transform_loop): Fix
20973 nb_iterations_upper_bound computation for vectorized loop.
20975 2016-04-29 Marek Polacek <polacek@redhat.com>
20976 Jakub Jelinek <jakub@redhat.com>
20979 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
20980 TARGET_EXPR_SLOT as a base.
20982 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
20984 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
20985 with 'rCm2' constraints to limit possible immediate size.
20986 (*load_zeroextendqisi_update): Likewise.
20987 (*load_signextendqisi_update): Likewise.
20988 (*loadhi_update): Likewise.
20989 (*load_zeroextendhisi_update): Likewise.
20990 (*load_signextendhisi_update): Likewise.
20991 (*loadsi_update): Likewise.
20992 (*loadsf_update): Likewise.
20994 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20996 * config/i386/predicates.md (constm1_operand): Fix comparison.
20998 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21000 * testsuite/gcc.target/arc/ieee_eq.c: New test.
21002 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
21004 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
21005 remaining SH5 related settings.
21006 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
21007 shmedia_prepare_call_address): Delete.
21008 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
21009 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
21010 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
21011 UNSUPPORTED_SH2A): Remove m5 checks.
21012 (sh_divide_strategy_e): Remove SH5 division strategies.
21013 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
21014 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
21016 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21018 * config/s390/s390.c (s390_rtx_costs): Update documentation.
21020 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21022 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
21023 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
21024 Change lder to ldr.
21025 * config/s390/vector.md ("mov<mode>"): Likewise.
21027 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
21029 * config/s390/constraints.md ("U", "W"): Invoke
21030 s390_mem_constraint with "ZR" and "ZT".
21031 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
21032 addresses when using LRA. Accept also short displacements for S
21033 and T constraints. Do not check for long displacement target for
21034 S and T constraints.
21035 (s390_mem_constraint): Remove handling of U and W constraints.
21036 * config/s390/s390.md (various patterns): Remove the short
21037 displacement constraints (Q and R) if a long displacement
21038 constraint is present. Add longdisp as required CPU capability.
21039 * config/s390/vector.md: Likewise.
21040 * config/s390/vx-builtins.md: Likewise.
21042 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21045 * reload1.c (reload): Call finish_spills before
21046 restarting reload loop. Skip select_reload_regs
21047 if update_eliminables_and_spill returns true.
21049 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21051 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
21052 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
21053 (umulhisi3_imm): Update predicates and constraint letters.
21054 (umulhisi3_reg): Declare instruction as commutative.
21055 * config/arc/constraints.md (J12, J16): New constraints.
21056 * config/arc/predicates.md (short_unsigned_const_operand): New
21058 (arc_short_operand): Likewise.
21059 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
21061 2016-04-29 Richard Biener <rguenther@suse.de>
21063 PR tree-optimization/13962
21064 PR tree-optimization/65686
21065 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
21066 * tree-ssa-alias.c (ptrs_compare_unequal): New function
21067 using PTA to compare pointers.
21068 * match.pd: Add pattern for pointer equality compare simplification
21069 using ptrs_compare_unequal.
21071 2016-04-29 Richard Biener <rguenther@suse.de>
21073 * stor-layout.c (layout_type): Do not build a pointer-to-element
21076 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21078 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
21079 Use SWI mode iterator. Use general_reg_operand predicate.
21080 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
21081 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
21084 2016-04-29 Jakub Jelinek <jakub@redhat.com>
21086 PR middle-end/70843
21087 * fold-const.c (operand_equal_p): Don't verify hash value equality
21089 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
21092 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21095 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
21096 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
21097 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
21098 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
21099 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
21101 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21103 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
21104 to info. Don't initialize separate fields to 0. Clean up
21107 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21109 * config/i386/i386.md (peephole2s for operations with memory inputs):
21110 Use SWI mode iterator.
21111 (peephole2s for operations with memory outputs): Ditto.
21112 Do not check for stack checking probe.
21114 (probe_stack): Remove expander.
21116 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21117 Andrew Burgess <andrew.burgess@embecosm.com>
21119 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
21120 operands as 32-bits.
21122 2016-04-28 Jason Merrill <jason@redhat.com>
21124 * gdbinit.in: Skip line-map.h.
21126 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21127 Andrew Burgess <andrew.burgess@embecosm.com>
21129 * config/arc/arc.c (arc_conditional_register_usage): Take
21130 TARGET_RRQ_CLASS into account.
21131 (arc_print_operand): Support printing 'p' and 's' operands.
21132 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
21134 (TARGET_RRQ_CLASS): Define.
21135 (IS_POWEROF2_OR_0_P): Define.
21136 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
21138 (*tst_movb): New define_insn.
21139 (*tst): Avoid recognition if it could prevent '*tst_movb'
21140 combination; replace c/CnL with c/Chs alternative.
21141 (*tst_bitfield_tst): New define_insn.
21142 (*tst_bitfield_asr): New define_insn.
21143 (*tst_bitfield): New define_insn.
21144 (andsi3_i): Add Rrq variant.
21145 (extzv): New define_expand.
21146 (insv): New define_expand.
21147 (*insv_i): New define_insn.
21148 (*movb): New define_insn.
21149 (*movb_signed): New define_insn.
21150 (*movb_high): New define_insn.
21151 (*movb_high_signed): New define_insn.
21152 (*movb_high_signed + 1): New define_split pattern.
21153 (*mrgb): New define_insn.
21154 (*mrgb + 1): New define_peephole2 pattern.
21155 (*mrgb + 2): New define_peephole2 pattern.
21156 * config/arc/arc.opt (mbitops): New option for nps400, uses
21157 TARGET_NPS_BITOPS_DEFAULT.
21158 * config/arc/constraints.md (q): Make register class conditional.
21159 (Rrq): New register constraint.
21160 (Chs): New constraint.
21161 (Clo): New constraint.
21162 (Chi): New constraint.
21163 (Cbf): New constraint.
21164 (Cbn): New constraint.
21165 (C18): New constraint.
21166 (Cbi): New constraint.
21168 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21170 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
21172 (bitmap_intersection_of_preds): Ditto.
21173 (bitmap_union_of_succs): Ditto.
21174 (bitmap_union_of_preds): Ditto.
21175 * sbitmap.c (do_popcount): Delete.
21176 (BITMAP_DEBUGGING): Delete.
21177 (sbitmap_verify_popcount): Delete.
21178 (sbitmap_alloc): Don't initialize the popcount field.
21179 (sbitmap_alloc_with_popcount): Delete.
21180 (sbitmap_resize): Don't resize the popcount array.
21181 (sbitmap_vector_alloc): Don't initialize the popcount field.
21182 (bitmap_copy): Don't copy the popcount array.
21183 (bitmap_clear): Don't clear the popcount array.
21184 (bitmap_clear): Delete the popcount array handling.
21185 (bitmap_ior_and_compl): Delete the popcount assert.
21186 (bitmap_not): Ditto.
21187 (bitmap_and_compl): Ditto.
21188 (bitmap_and): Delete the popcount array handling.
21189 (bitmap_xor): Ditto.
21190 (bitmap_ior): Ditto.
21191 (bitmap_or_and): Delete the popcount assert.
21192 (bitmap_and_or): Ditto.
21193 (popcount_table): Delete.
21194 (sbitmap_elt_popcount): Delete.
21195 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
21196 (bitmap_set_bit): Delete the popcount assert.
21197 (bitmap_clear_bit): Ditto.
21198 (sbitmap_free): Don't free the popcount array.
21199 (sbitmap_alloc_with_popcount): Delete declaration.
21200 (sbitmap_popcount): Ditto.
21202 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21203 Andrew Burgess <andrew.burgess@embecosm.com>
21205 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
21206 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
21207 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
21208 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
21209 * config/arc/arc.opt (mcmem): New option.
21210 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
21211 supply length for r/m alternative.
21212 (*extendqisi2_ac): Likewise.
21213 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
21215 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
21216 (movhi_insn): Likewise.
21217 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
21218 (*zero_extendqihi2_i): Add r/Ucm alternative.
21219 (*zero_extendqisi2_ac): Likewise.
21220 (*zero_extendhisi2_i): Likewise.
21221 * config/arc/constraints.md (Uex): New memory constraint.
21222 (Ucm): New define_constraint.
21223 * config/arc/predicates.md (long_immediate_loadstore_operand):
21224 Return 0 for MEM with cmem_address address.
21225 (cmem_address_0): New predicates.
21226 (cmem_address_1): Likewise.
21227 (cmem_address_2): Likewise.
21228 (cmem_address): Likewise.
21230 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21232 * config/rs6000/rs6000.c (machine_function): Rename
21233 insn_chain_scanned_p to spe_insn_chain_scanned_p.
21234 (rs6000_stack_info): Adjust.
21236 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21237 Andrew Burgess <andrew.burgess@embecosm.com>
21239 * config/arc/constraints.md (Usd): Convert to define_constraint.
21243 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21246 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
21247 Add new peephole2 where the first insn is *mov<mode>_or instead of
21248 *mov<mode>_internal.
21250 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
21252 * tracer.c (bb_seen): Make static.
21254 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
21256 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
21257 support, setup defaults.
21258 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
21259 * config/arc/arc.c (arc_init): Add NPS400 support.
21260 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
21261 (TARGET_ARC700): NPS400 is also an ARC700.
21262 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
21264 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21267 * config/nds32/nds32.md (casesi): Don't access the operands array
21270 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21272 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
21273 (or $-1,reg peephole2): Ditto.
21274 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
21276 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
21278 * doc/extend.texi (Common Function Attributes) [optimize]:
21279 Discourage use of the optimize attribute.
21281 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
21283 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
21284 special case builtin.
21285 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21286 ALTIVEC_BUILTIN_VEC_ADDE.
21287 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21288 support for ALTIVEC_BUILTIN_VEC_ADDE.
21289 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21290 for __builtin_vec_adde.
21292 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21294 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
21295 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
21297 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21300 * doc/sourcebuild.texi (Effective-Target Keywords, Other
21301 attributes): Document cilkplus_runtime.
21303 2016-04-28 Martin Jambor <mjambor@suse.cz>
21305 * tree-cfg.c (verify_expr): Verify that local declarations belong to
21306 this function. Call verify_expr on MEM_REFs and bases of other
21307 handled_components.
21309 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21311 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
21312 for WORD_REGISTER_OPERATIONS to runtime check.
21314 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21316 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
21318 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21320 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
21321 big-endian compilation.
21322 * config/arc/arc.md (addf3): Likewise.
21323 (subdf3): Likewise.
21324 (muldf3): Likewise.
21326 2016-04-28 Richard Biener <rguenther@suse.de>
21328 PR tree-optimization/70840
21329 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
21330 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
21331 Mark x * pow(x,c) -> pow(x,c+1) commutative.
21332 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
21334 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21336 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
21337 and explain why in a comment.
21339 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21341 * config/arc/arc.md (cpu_facility): Add fpx variant.
21342 (subdf3): Prohibit use reverse sub when assist operations option
21344 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
21345 instructions only when FPX is enabled.
21346 * testsuite/gcc.target/arc/trsub.c: New test.
21348 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21350 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
21351 mult_operator when calculating "type" attribute.
21352 (*fop_<mode>_1_i387): Ditto.
21353 (*fop_xf_1_i387): Ditto.
21354 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
21355 Use std::swap to swap operands. Use RTL expressions to generate
21358 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21359 Joern Rennecke <joern.rennecke@embecosm.com>
21361 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
21363 (emit_pic_move): Remove.
21364 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
21365 * config/arc/arc.c (emit_pic_move): Removed.
21366 (TARGET_HAVE_TLS): Define.
21367 (arc_conditional_register_usage): Test for arc_tp_regno.
21368 (arc_print_operand, arc_print_operand_address): Handle TLS
21370 (arc_needs_pcl_p): New function.
21371 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
21372 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
21373 (arc_raw_symbolic_reference_mentioned_p): Likewise.
21374 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
21375 (arc_legitimize_tls_address): Likewise.
21376 (DTPOFF_ZERO_SYM): Define.
21377 (arc_legitimize_pic_address): Make it static, handle TLS cases.
21378 (arc_output_pic_addr_const): Print TLS unspecs.
21379 (prepare_pic_move): New function, replaces emit_pic_move.
21380 (arc_legitimate_constant_p): Handle TLS unspecs.
21381 (arc_legitimate_address_p): Likewise.
21382 (arc_rewrite_small_data_p): Use assert for TLS constants.
21383 (prepare_move_operands): Use prepare_pic_move.
21384 (arc_legitimize_address): Legitimize tls addresses.
21385 (arc_epilogue_uses): Check for arc_tp_regno.
21386 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
21387 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
21389 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
21391 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
21392 %(arc_tls_extra_start_spec).
21393 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
21394 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
21396 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
21397 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
21398 (UNSPEC_TLS_OFF): Add.
21400 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
21401 (get_thread_pointersi): New patterns.
21402 * config/arc/arc.opt (mtp-regno): New option.
21403 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
21404 (move_dest_operand): Likewise.
21405 * configure: Regenerate.
21406 * configure.ac: Add arc*-*-* case to test for tls.
21407 * doc/invoke.texi (ARC options): Document mtp-regno.
21409 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21411 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
21412 the new ARC HS SIMD instructions.
21413 (arc_preferred_simd_mode): New function.
21414 (arc_autovectorize_vector_sizes): Likewise.
21415 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
21416 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
21417 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
21418 (arc_init_builtins): Add new SIMD builtin types.
21419 (arc_split_move): Handle 64 bit vector moves.
21420 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
21421 (TARGET_PLUS_QMACW): Define.
21422 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
21423 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
21424 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
21425 (VSUBADD4H): New builtins.
21426 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
21427 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
21429 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
21430 Matthias Klose <doko@debian.org>
21432 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
21434 2016-04-28 Richard Biener <rguenther@suse.de>
21436 PR middle-end/70777
21437 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
21440 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
21442 * common/config/sh/sh-common.c: Remove SH5 support.
21443 * config/sh/constraints.md: Likewise.
21444 * config/sh/config/sh/elf.h: Likewise.
21445 * config/sh/linux.h: Likewise.
21446 * config/sh/netbsd-elf.h: Likewise.
21447 * config/sh/predicates.md: Likewise.
21448 * config/sh/sh-c.c: Likewise.
21449 * config/sh/sh-protos.h: Likewise.
21450 * config/sh/sh.c: Likewise.
21451 * config/sh/sh.h: Likewise.
21452 * config/sh/sh.md: Likewise.
21453 * config/sh/sh.opt: Likewise.
21454 * config/sh/sync.md: Likewise.
21455 * config/sh/sh64.h: Delete.
21456 * config/sh/shmedia.h: Likewise.
21457 * config/sh/shmedia.md: Likewise.
21458 * config/sh/sshmedia.h: Likewise.
21459 * config/sh/t-netbsd-sh5-64: Likewise.
21460 * config/sh/t-sh64: Likewise.
21461 * config/sh/ushmedia.h: Likewise.
21463 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21465 * config/i386/i386.md (sign_extend to memory peephole2s): Use
21466 general_reg_operand instead of register_operand predicate.
21468 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21470 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
21472 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
21474 * match.pd (A - B > A, A + B < A): New transformations.
21476 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
21478 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
21479 which defaults to true. Emit an outer pair of parentheses only if
21480 EMIT_PARENS. When continuing a chain of && or || (or & or |),
21481 don't emit parentheses for the right-hand operand.
21483 2016-04-27 Jeff Law <law@redhat.com>
21485 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
21487 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21489 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
21490 (altivec_lvx_<mode>_internal): Document.
21491 (altivec_lvx_<mode>_2op): New define_insn.
21492 (altivec_lvx_<mode>_1op): Likewise.
21493 (altivec_lvx_<mode>_2op_si): Likewise.
21494 (altivec_lvx_<mode>_1op_si): Likewise.
21495 (altivec_stvx_<mode>): Remove.
21496 (altivec_stvx_<mode>_internal): Document.
21497 (altivec_stvx_<mode>_2op): New define_insn.
21498 (altivec_stvx_<mode>_1op): Likewise.
21499 (altivec_stvx_<mode>_2op_si): Likewise.
21500 (altivec_stvx_<mode>_1op_si): Likewise.
21501 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21502 Expand vec_ld and vec_st during parsing.
21503 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
21505 (altivec_expand_stvx_be): Likewise.
21506 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
21507 address-masking behavior in RTL.
21508 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
21509 address-masking behavior in RTL.
21510 (altivec_expand_builtin): Change builtin code arguments for calls
21511 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
21512 (insn_is_swappable_p): Avoid incorrect swap optimization in the
21513 presence of lvx/stvx patterns.
21514 (alignment_with_canonical_addr): New function.
21515 (alignment_mask): Likewise.
21516 (find_alignment_op): Likewise.
21517 (recombine_lvx_pattern): Likewise.
21518 (recombine_stvx_pattern): Likewise.
21519 (recombine_lvx_stvx_patterns): Likewise.
21520 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
21521 stvx patterns from expand.
21522 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
21524 (vector_altivec_store_<mode>): Likewise.
21526 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
21528 * config/aarch64/aarch64.md
21529 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
21530 remove the "fp" attributes.
21531 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
21532 add the "simd" attributes.
21533 (*movdf_aarch64): Likewise.
21534 (*movtf_aarch64): Remove the "fp" attributes.
21535 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
21536 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
21538 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21540 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
21541 rtx to rtx_code_label *.
21542 * rtl.h (maybe_set_first_label_num): Likewise.
21544 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21546 * df-core.c (df_add_problem): Make the problem param be const.
21547 (df_remove_problem): Make local "problem" be const.
21548 * df-problems.c (problem_RD): Make const.
21549 (problem_LR): Likewise.
21550 (problem_LIVE): Likewise.
21551 (problem_MIR): Likewise.
21552 (problem_CHAIN): Likewise.
21553 (problem_WORD_LR): Likewise.
21554 (problem_NOTE): Likewise.
21555 (problem_MD): Likewise.
21556 * df-scan.c (problem_SCAN): Likewise.
21557 * df.h (struct df_problem): Make field "dependent_problem" be
21559 (struct dataflow): Likewise for field "problem".
21560 (df_add_problem): Make param const.
21562 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21564 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
21565 inter-unit moves to/from vector registers are enabled. Do not disable
21568 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21570 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
21571 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
21573 (enum df_problem_id): ...this new enum.
21574 (struct df_problem): Convert field "id" from "int" to
21575 enum df_problem_id.
21577 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21579 * rtl.def: Update comment for "things in the instruction chain" to
21580 reflect the removal of the leading "i" field for INSN_UID in
21581 r210360. Fix bogus apostrophe.
21583 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21585 * config/i386/i386.md
21586 (lea arith with mem operand + setcc peephole2): Set operator mode.
21588 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
21591 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
21592 (dimode_scalar_to_vector_candidate_p): This.
21593 (timode_scalar_to_vector_candidate_p): New function.
21594 (scalar_to_vector_candidate_p): Likewise.
21595 (timode_check_non_convertible_regs): Likewise.
21596 (timode_remove_non_convertible_regs): Likewise.
21597 (remove_non_convertible_regs): Likewise.
21598 (remove_non_convertible_regs): Renamed to ...
21599 (dimode_remove_non_convertible_regs): This.
21600 (scalar_chain::~scalar_chain): Make it virtual.
21601 (scalar_chain::compute_convert_gain): Make it pure virtual.
21602 (scalar_chain::mark_dual_mode_def): Likewise.
21603 (scalar_chain::convert_insn): Likewise.
21604 (scalar_chain::convert_registers): Likewise.
21605 (scalar_chain::add_to_queue): Make it protected.
21606 (scalar_chain::emit_conversion_insns): Likewise.
21607 (scalar_chain::replace_with_subreg): Likewise.
21608 (scalar_chain::replace_with_subreg_in_insn): Likewise.
21609 (scalar_chain::convert_op): Likewise.
21610 (scalar_chain::convert_reg): Likewise.
21611 (scalar_chain::make_vector_copies): Likewise.
21612 (scalar_chain::convert_registers): New pure virtual function.
21613 (class dimode_scalar_chain): New class.
21614 (class timode_scalar_chain): Likewise.
21615 (scalar_chain::mark_dual_mode_def): Renamed to ...
21616 (dimode_scalar_chain::mark_dual_mode_def): This.
21617 (timode_scalar_chain::mark_dual_mode_def): New function.
21618 (timode_scalar_chain::convert_insn): Likewise.
21619 (dimode_scalar_chain::convert_registers): Likewise.
21620 (scalar_chain::compute_convert_gain): Renamed to ...
21621 (dimode_scalar_chain::compute_convert_gain): This.
21622 (scalar_chain::replace_with_subreg): Renamed to ...
21623 (dimode_scalar_chain::replace_with_subreg): This.
21624 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
21625 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
21626 (scalar_chain::make_vector_copies): Renamed to ...
21627 (dimode_scalar_chain::make_vector_copies): This.
21628 (scalar_chain::convert_reg): Renamed to ...
21629 (dimode_scalar_chain::convert_reg ): This.
21630 (scalar_chain::convert_op): Renamed to ...
21631 (dimode_scalar_chain::convert_op): This.
21632 (scalar_chain::convert_insn): Renamed to ...
21633 (dimode_scalar_chain::convert_insn): This.
21634 (scalar_chain::convert): Call convert_registers.
21635 (convert_scalars_to_vector): Change to scalar_chain pointer to
21636 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
21637 in 32-bit mode. Delete scalar_chain pointer. Call
21638 free_dominance_info in 64-bit mode.
21639 (pass_stv::gate): Remove TARGET_64BIT check.
21640 (ix86_option_override): Put the 64-bit STV pass before the CSE
21643 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
21645 * dwarf2out.h (struct dw_loc_descr_node): Remove the
21646 dw_loc_frame_offset field.
21647 * dwarf2out.c (new_loc_descr): Likewise.
21648 (resolve_args_picking_1): Turn the VISITED hash set into a
21649 FRAME_OFFSET hash map. Use it to associate a frame offset to
21650 visited nodes. Remove uses of the CHECKING_P macro.
21651 (resolve_args_picking): Update call to resolve_args_picking_1.
21653 2016-04-27 Martin Liska <mliska@suse.cz>
21655 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
21656 (free_loop_data): Release vuses of groups.
21658 2016-04-27 Bin Cheng <bin.cheng@arm.com>
21660 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
21661 instead of redundant use_id and boolean have_use_for.
21662 (struct iv_use): Change sub_id into group_id. Remove field next.
21663 Move fields: related_cands, n_map_members, cost_map and selected
21665 (struct iv_group): ... here. New structure.
21666 (struct iv_common_cand): Use structure declaration directly.
21667 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
21668 (MAX_CONSIDERED_USES): Rename macro to ...
21669 (MAX_CONSIDERED_GROUPS): ... here.
21670 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
21671 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
21672 (dump_uses): Rename to ...
21673 (dump_groups): ... here. Update all uses.
21674 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
21675 (find_induction_variables): Refactor format of dump information.
21676 (record_sub_use): Delete.
21677 (record_use): Update all uses.
21678 (record_group): New function.
21679 (record_group_use, find_interesting_uses_op): Call above functions.
21681 (find_interesting_uses_cond): Ditto.
21682 (group_compare_offset): New function.
21683 (split_all_small_groups): Rename to ...
21684 (split_small_address_groups_p): ... here. Update all uses.
21685 (split_address_groups): Update all uses.
21686 (find_interesting_uses): Refactor format of dump information.
21687 (add_candidate_1): Update all uses. Remove redundant check on iv,
21689 (add_candidate, record_common_cand): Remove redundant assert.
21690 (add_iv_candidate_for_biv): Update use.
21691 (add_iv_candidate_derived_from_uses): Update all uses.
21692 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
21693 (alloc_use_cost_map): Ditto.
21694 (set_use_iv_cost, get_use_iv_cost): Rename to ...
21695 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
21696 (determine_use_iv_cost_generic): Ditto.
21697 (determine_group_iv_cost_generic): Ditto.
21698 (determine_use_iv_cost_address): Ditto.
21699 (determine_group_iv_cost_address): Ditto.
21700 (determine_use_iv_cost_condition): Ditto.
21701 (determine_group_iv_cost_cond): Ditto.
21702 (determine_use_iv_cost): Ditto.
21703 (determine_group_iv_cost): Ditto.
21704 (set_autoinc_for_original_candidates): Update all uses.
21705 (find_iv_candidates): Update all uses. Refactor dump information.
21706 (determine_use_iv_costs): Ditto.
21707 (determine_iv_costs): Ditto.
21708 (iv_ca_cand_for_use): Rename to ...
21709 (iv_ca_cand_for_group): ... here. Update all uses.
21710 (iv_ca_add_use, iv_ca_add_group): Ditto.
21711 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
21712 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
21713 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
21714 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
21715 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
21716 (create_new_iv, adjust_iv_update_pos): Ditto.
21717 (rewrite_use_address): Delete.
21718 (rewrite_use_address_1): Rename to ...
21719 (rewrite_use_address): ... here.
21720 (rewrite_use_compare): Update all uses.
21721 (rewrite_use): Delete.
21722 (rewrite_uses): Rename to ...
21723 (rewrite_groups): ... here. Update all uses.
21724 (remove_unused_ivs, free_loop_data): Update all uses.
21725 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
21727 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21729 * rtlanal.c (nonzero_bits1): Convert preprocessor check
21730 for WORD_REGISTER_OPERATIONS to runtime check.
21732 2016-04-27 Richard Biener <rguenther@suse.de>
21735 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
21736 aggregate_value_p to determine if a function result is
21737 returned by reference.
21738 (ipa_pta_execute): Functions having their address taken are
21739 not automatically nonlocal.
21741 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21744 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
21745 * fold-const.c (operand_equal_p): If flag_checking and
21746 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
21747 and if it returns non-zero, assert iterative_hash_expr on both
21750 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21752 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
21754 2016-04-27 Nick Clifton <nickc@redhat.com>
21756 PR middle-end/49889
21757 * varasm.c (merge_weak): Generate an error if an attempt is made
21758 to convert a non-weak static function into a weak, public function.
21760 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21762 * params.def (MAX_PARTITION_SIZE): New param.
21763 * doc/invoke.texi: Document lto-max-partition.
21765 2016-04-27 Richard Biener <rguenther@suse.de>
21768 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
21769 function cummulating used_from_other_partition, externally_visible
21770 and force_output from aliases.
21771 (refered_from_nonlocal_var): Likewise.
21772 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
21773 node flags properly.
21775 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21777 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
21778 (-Wmemset-elt-size): New item.
21780 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
21783 * stor-layout.h (internal_reference_types): Delete.
21784 * stor-layout.c (reference_types_internal): Likewise.
21785 (internal_reference_types): Likewise.
21786 (layout_type) <REFERENCE_TYPE>: Adjust.
21788 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21791 * tree.h (inchash::add_expr): Add FLAGS argument.
21792 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
21793 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
21794 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
21795 Formatting fix. Adjust recursive calls. For tcc_comparison,
21796 if swap_tree_comparison (code) is smaller than code, hash that
21797 and arguments in the other order. Hash CONVERT_EXPR the same
21798 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
21799 of ADDR_EXPR of decl as the decl itself. Add or remove
21800 OEP_ADDRESS_OF from recursive flags as needed. For
21801 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
21802 operands commutatively and only the third one normally.
21803 For internal CALL_EXPR hash in CALL_EXPR_IFN.
21805 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
21807 * config/rtems.h (LIB_SPEC): Add -latomic.
21809 2016-04-27 Joel Sherrill <joel@rtems.org>
21811 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
21812 xilink.ld and flags not relevant to RTEMS.
21814 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
21816 * toplev.c (backend_init_target): Avoid calling init_reload when using
21819 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21821 * reorg.c (try_merge_delay_insns): Declare i and j inside the
21822 for loops rather than one for the whole function.
21824 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21826 * match.pd (X + CST CMP X): New transformation.
21828 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21830 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
21831 * fold-const.c (fold_binary_loc): Remove 2 transformations
21832 superseded by match.pd.
21833 * match.pd (x+x -> x*2): Generalize to integers.
21835 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
21837 * config/i386/i386.md (operation on memory peephole): Duplicate an
21838 existing peephole and adapt it to match lea rather than an operation
21841 PR rtl-optimization/57193
21842 * opts.c (default_options_table): Add OPT_frename_registers at -O2
21844 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
21846 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21848 * tree-if-conv.c (any_pred_load_store): New static variable.
21849 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
21850 any_pred_load_store instead of and_mask_load_store.
21851 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
21852 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
21853 (combine_blocks, tree_if_conversion): Ditto.
21855 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21857 PR tree-optimization/70771
21858 PR tree-optimization/70775
21859 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
21860 virtual PHI nodes. Delete parameter.
21861 (if_convertible_loop_p_1): Delete argument to above function.
21862 (predicate_all_scalar_phis): Delete code handling single-argument
21864 (tree_if_conversion): Mark and update virtual SSA.
21866 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21869 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
21870 (x86_elf_aligned_common): Rename to ...
21871 (x86_elf_aligned_decl_common): ... this.
21872 Add decl arg. Switch to .lbss for largecomm object. Use
21873 LARGECOMM_SECTION_ASM_OP.
21874 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
21876 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
21877 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
21879 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
21880 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
21882 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21885 * config/i386/i386.c (SECTION_LARGE): Define.
21886 (x86_64_elf_select_section): Set it for large data/bss sections.
21887 Only clear SECTION_WRITE for .lrodata.
21888 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
21890 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
21891 * varasm.c (default_elf_asm_named_section): Grow flagchars.
21892 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
21894 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
21895 * doc/tm.texi: Regenerate.
21897 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21900 * configure.ac (--enable-checking): Document extra flag, for
21901 non-release builds default to --enable-checking=yes,extra.
21902 If misc checking and extra checking, define CHECKING_P to 2 instead
21904 * common.opt (fchecking=): Add.
21905 * doc/invoke.texi (-fchecking=): Document.
21906 * doc/install.texi: Document --enable-checking changes.
21907 * configure: Regenerated.
21908 * config.in: Regenerated.
21910 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21912 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
21913 attribute instead of which_alternative.
21914 * config/i386/sse.md (*mov<mode>_internal): Ditto.
21915 Use EXT_REX_SSE_REG_P where appropriate.
21917 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21919 * config/i386/predicates.md (const0_operand): Do not match
21920 const_wide_int code.
21921 (const1_operand): Ditto.
21923 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21925 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
21926 for SSE constm1 operands and TARGET_AVX512VL.
21927 (*movti_internal): Ditto.
21928 (*mov<mode>_or): Use constm1_operand predicate.
21929 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
21930 for SSE vector_all_ones operands and TARGET_AVX512VL.
21931 * config/i386/predicates.md (constm1_operand): New predicate.
21932 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
21933 emission of constant -1 load.
21935 2016-04-25 Jason Merrill <jason@redhat.com>
21937 * gdbinit.in: Skip is-a.h.
21939 * attribs.c (register_scoped_attributes): Fix logic.
21940 * attribs.h: Declare register_scoped_attributes.
21942 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21944 * config/rs6000/rs6000-builtin.def: Correct pasto error for
21945 stxvd2x and stxvw4x built-in functions.
21947 2016-04-25 DJ Delorie <dj@redhat.com>
21949 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
21950 (ashrhi3): Likewise.
21951 (lshrhi3): Likewise.
21953 2016-04-25 Richard Biener <rguenther@suse.de>
21955 PR tree-optimization/70780
21956 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
21957 wasn't visited yet.
21958 (compute_antic): Mark blocks with abnormal preds as visited as
21959 they have a final empty antic-in solution already.
21961 2016-04-25 Michael Collison <michael.collison@linaro.org>
21963 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
21965 2016-04-25 Michael Collison <michael.collison@linaro.org>
21967 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
21968 mode is VQI to improve mixed mode vectorization.
21969 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
21970 define_insn to match low half of signed vaddw.
21971 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
21972 define_insn to match high half of signed vaddw.
21973 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
21974 define_insn to match low half of unsigned vaddw.
21975 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
21976 define_insn to match high half of unsigned vaddw.
21977 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
21978 (arm_simd_check_vect_par_cnst_half_p): Likewise.
21979 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
21981 (arm_simd_check_vect_par_cnst_half_p): Likewise.
21982 * config/arm/predicates.md (vect_par_constant_high): Support
21983 big endian and simplify by calling
21984 arm_simd_check_vect_par_cnst_half
21985 (vect_par_constant_low): Likewise.
21987 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21989 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
21990 predicate for operand 2.
21992 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
21993 H.J. Lu <hongjiu.lu@intel.com>
21995 * config/i386/i386-protos.h (standard_sse_constant_p): Add
21996 machine_mode argument.
21997 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
21998 constm1_rtx operands. For VOIDmode constants, get mode from
21999 pred_mode. Check mode size if the mode is supported by ABI.
22000 (standard_sse_constant_opcode): Do not use standard_constant_p.
22001 Strictly check ABI support for all-ones operands.
22002 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
22003 immediates. Update calls to standard_sse_constant_p.
22004 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
22005 (ix86_rtx_costs): Ditto.
22006 * config/i386/i386.md (*movxi_internal_avx512f): Use
22007 nonimmediate_or_sse_const_operand instead of vector_move_operand.
22008 Use (v,BC) alternative instead of (v,C). Use register_operand
22009 checks instead of MEM_P.
22010 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
22011 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
22012 isa attribute. Use register_operand checks instead of MEM_P.
22013 (*movti_internal): Use nonimmediate_or_sse_const_operand for
22014 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
22015 alternative and corresponding sse2 isa attribute.
22016 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
22017 to standard_sse_constant_p.
22018 (FP constant splitters): Ditto.
22019 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
22021 * config/i386/predicates.md (constm1_operand): Remove.
22022 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
22023 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
22024 vector_all_ones_operand instead of constm1_operand.
22026 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22028 * print-rtl.c (print_rtx_insn_vec): New function.
22029 * print-rtl.h: New prototype.
22030 * store-motion.c (struct st_expr): Make avail_stores a vector.
22031 (st_expr_entry): Adjust.
22032 (free_st_expr_entry): Likewise.
22033 (print_store_motion_mems): Likewise.
22034 (find_moveable_store): Likewise.
22035 (compute_store_table): Likewise.
22036 (delete_store): Likewise.
22037 (build_store_vectors): Likewise.
22039 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22041 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
22043 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22045 * vec.h (vec_safe_contains): New function.
22046 (vec::contains): Likewise.
22047 (vec::begin): Likewise.
22048 (vec::end): Likewise.
22050 2016-04-23 Jakub Jelinek <jakub@redhat.com>
22053 * cfgexpand.c (expand_stack_vars): Fix typo.
22055 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22057 * system.h (list, map, set, vector): Include conditionally.
22058 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
22059 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
22060 * ipa-icf.c (INCLUDE_LIST): Define.
22061 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
22062 * config/sh/sh.c (INCLUDE_VECTOR): Define.
22063 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
22064 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
22065 * cp/logic.cc (INCLUDE_LIST): Define.
22066 * fortran/trans-common.c (INCLUDE_MAP): Define.
22068 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22070 * auto-profile.c: Remove <string.h> include.
22071 * ipa-icf-gimple.c: Remove <list> include.
22072 * diagnostic.c: Remove <new> include.
22073 * genmatch.c: Likewise.
22074 * pretty-print.c: Likewise.
22075 * toplev.c: Likewise
22076 * c/c-objc-common.c: Likewise.
22077 * cp/error.c: Likewise.
22078 * fortran/error.c: Likewise.
22080 2016-04-22 Richard Biener <rguenther@suse.de>
22082 * lto-streamer-in.c (input_ssa_names): Do not allocate
22083 GIMPLE_NOP for all SSA names.
22084 * lto-streamer-out.c (output_ssa_names): Do not output
22085 SSA names that should have been released.
22087 2016-04-22 Richard Biener <rguenther@suse.de>
22089 PR tree-optimization/70740
22090 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
22093 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
22096 * config/i386/predicates.md (call_insn_operand): Replace
22097 sibcall_memory_operand with memory_operand.
22099 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
22101 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
22102 has_single_use() tests.
22103 (register_edge_assert_for_1): Likewise.
22104 (find_assert_locations_1): Check the liveness bitmap instead of
22105 checking has_single_use().
22107 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
22110 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
22111 Extract AVX-512BW constraint from AVX.
22113 2016-04-21 Richard Biener <rguenther@suse.de>
22115 PR tree-optimization/70725
22116 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
22117 for phi_convertible_by_degenerating_args.
22118 (predicate_all_scalar_phis): Handle single-argument PHIs.
22120 2016-04-21 Richard Biener <rguenther@suse.de>
22122 PR middle-end/70747
22123 * fold-const.c (fold_comparison): Return properly typed
22126 2016-04-21 Bin Cheng <bin.cheng@arm.com>
22128 PR tree-optimization/70715
22129 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
22130 after expanding BASE using expand_simple_operations.
22132 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22134 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
22135 New transformations.
22137 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22139 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
22141 2016-04-20 Jan Hubicka <jh@suse.cz>
22143 * ipa-inline.c (can_inline_edge_p): Pass caller info to
22144 ultiimate_alias_target.
22145 (update_callee_keys): Likewise.
22146 (lookup_recursive_calls): Likewise.
22147 (speculation_useful_p): Likewise.
22149 2016-04-20 Jan Hubicka <jh@suse.cz>
22152 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
22153 (set_nothrow_flag_1): ... this; handle interposition correctly;
22154 recurse on aliases and thunks.
22155 (cgraph_node::set_nothrow_flag): New.
22156 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
22157 functions compiled with non-call exceptions that binds to current
22159 (propagate_nothrow): Be safe WRT interposition.
22160 * cgraph.h (set_nothrow_flag): Update prototype.
22162 2016-04-18 Jan Hubicka <jh@suse.cz>
22164 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22165 max_loop_iterations_int.
22166 (tree_unswitch_outer_loop): Likewise.
22168 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22170 PR tree-optimization/69489
22171 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
22172 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
22173 Revise dump message.
22174 (if_convertible_bb_p): Remove check on edge count of basic block's
22177 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22179 PR tree-optimization/56625
22180 PR tree-optimization/69489
22181 * tree-data-ref.h (DR_INNERMOST): New macro.
22182 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
22183 hashing struct innermost_loop_behavior.
22184 (ref_DR_map): Remove.
22185 (innermost_DR_map): New map.
22186 (baseref_DR_map): Revise comment.
22187 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
22188 to innermost_DR_map accroding to its innermost loop behavior.
22189 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
22190 to its innermost loop behavior.
22191 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
22192 Add initialization for innermost_DR_map. Record memory reference
22193 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
22194 have innermost loop behavior.
22195 (if_convertible_loop_p): Remove release for ref_DR_map. Release
22198 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
22200 * config/i386/i386.md (*lea<mode>_general_1): Rename from
22201 *lea_general_1. Use explicit SWI12 mode interator.
22202 (*lea<mode>_general_2): Rename from *lea_general_2.
22203 Use explicit SWI12 mode interator.
22204 (*lea<mode>_general_3): Rename from *lea_general_3.
22205 Use explicit SWI12 mode interator.
22206 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
22207 Use explicit SWI12 mode interator.
22208 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
22209 Use explicit SWI48 mode interator.
22211 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22213 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
22214 Short-cut unaligned load and store cases. Handle all integer
22216 (ix86_expand_vector_move_misalign): Short-cut unaligned load
22217 and store cases. Call ix86_avx256_split_vector_move_misalign
22218 directly without checking mode class.
22220 2016-04-20 Andrew Pinski <apinski@cavium.com>
22221 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22224 * config/aarch64/aarch64.md (sibcall): Force call
22225 address to be DImode for ILP32.
22226 (sibcall_value): Likewise.
22228 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22230 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
22232 2016-04-20 Richard Biener <rguenther@suse.de>
22234 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
22235 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
22236 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
22237 (maybe_push_res_to_seq): Adjust.
22238 * gimple-fold.c (maybe_build_generic_op): Likewise.
22240 2016-04-20 Marek Polacek <polacek@redhat.com>
22242 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
22245 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
22247 * config/i386/sse.md (vec_unpacks_lo_hi): Always
22248 use kmovw to support AVX512F target.
22250 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22252 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
22254 2016-04-20 Marek Polacek <polacek@redhat.com>
22256 PR tree-optimization/70725
22257 * tree-if-conv.c (is_false_predicate): New function.
22258 (predicate_mem_writes): Use it.
22260 2016-04-20 Richard Biener <rguenther@suse.de>
22262 PR tree-optimization/70726
22263 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
22264 shift amounts from a pattern stmt operand.
22266 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22269 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
22270 stack_restore_from_fpr pattern when restoring r15.
22271 (s390_optimize_prologue): Strip away the memory barrier in the
22272 parallel when trying to get rid of restore insns.
22273 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
22274 definition for loading the stack pointer from an FPR. Compared to
22275 the normal move insn this pattern includes a full memory barrier.
22277 2016-04-19 Jakub Jelinek <jakub@redhat.com>
22279 PR middle-end/70680
22280 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
22281 implicitly linear or lastprivate iterator on the outer context.
22283 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22285 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
22287 * config/i386/i386.md (ssememalign): Removed.
22288 * config/i386/sse.md: Remove ssememalign attribute from patterns.
22290 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22293 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
22294 const short * to __builtin_ia32_loaddquhi512_mask.
22295 (_mm512_maskz_loadu_epi16): Likewise.
22296 (_mm512_mask_storeu_epi16): Pass short * to
22297 __builtin_ia32_storedquhi512_mask.
22298 (_mm512_mask_loadu_epi8): Pass const char * to
22299 __builtin_ia32_loaddquqi512_mask.
22300 (_mm512_maskz_loadu_epi8): Likewise.
22301 (_mm512_mask_storeu_epi8): Pass char * to
22302 __builtin_ia32_storedquqi512_mask.
22303 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
22304 const double * to __builtin_ia32_loadupd512_mask.
22305 (_mm512_mask_loadu_pd): Likewise.
22306 (_mm512_maskz_loadu_pd): Likewise.
22307 (_mm512_storeu_pd): Pass double * to
22308 __builtin_ia32_storeupd512_mask.
22309 (_mm512_mask_storeu_pd): Likewise.
22310 (_mm512_loadu_ps): Pass const float * to
22311 __builtin_ia32_loadups512_mask.
22312 (_mm512_mask_loadu_ps): Likewise.
22313 (_mm512_maskz_loadu_ps): Likewise.
22314 (_mm512_storeu_ps): Pass float * to
22315 __builtin_ia32_storeups512_mask.
22316 (_mm512_mask_storeu_ps): Likewise.
22317 (_mm512_mask_loadu_epi64): Pass const long long * to
22318 __builtin_ia32_loaddqudi512_mask.
22319 (_mm512_maskz_loadu_epi64): Likewise.
22320 (_mm512_mask_storeu_epi64): Pass long long *
22321 to __builtin_ia32_storedqudi512_mask.
22322 (_mm512_loadu_si512): Pass const int * to
22323 __builtin_ia32_loaddqusi512_mask.
22324 (_mm512_mask_loadu_epi32): Likewise.
22325 (_mm512_maskz_loadu_epi32): Likewise.
22326 (_mm512_storeu_si512): Pass int * to
22327 __builtin_ia32_storedqusi512_mask.
22328 (_mm512_mask_storeu_epi32): Likewise.
22329 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
22330 char * to __builtin_ia32_storedquqi256_mask.
22331 (_mm_mask_storeu_epi8): Likewise.
22332 (_mm256_mask_loadu_epi16): Pass const short * to
22333 __builtin_ia32_loaddquhi256_mask.
22334 (_mm256_maskz_loadu_epi16): Likewise.
22335 (_mm_mask_loadu_epi16): Pass const short * to
22336 __builtin_ia32_loaddquhi128_mask.
22337 (_mm_maskz_loadu_epi16): Likewise.
22338 (_mm256_mask_loadu_epi8): Pass const char * to
22339 __builtin_ia32_loaddquqi256_mask.
22340 (_mm256_maskz_loadu_epi8): Likewise.
22341 (_mm_mask_loadu_epi8): Pass const char * to
22342 __builtin_ia32_loaddquqi128_mask.
22343 (_mm_maskz_loadu_epi8): Likewise.
22344 (_mm256_mask_storeu_epi16): Pass short * to.
22345 __builtin_ia32_storedquhi256_mask.
22346 (_mm_mask_storeu_epi16): Pass short * to.
22347 __builtin_ia32_storedquhi128_mask.
22348 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
22349 const double * to __builtin_ia32_loadupd256_mask.
22350 (_mm256_maskz_loadu_pd): Likewise.
22351 (_mm_mask_loadu_pd): Pass onst double * to
22352 __builtin_ia32_loadupd128_mask.
22353 (_mm_maskz_loadu_pd): Likewise.
22354 (_mm256_mask_storeu_pd): Pass double * to
22355 __builtin_ia32_storeupd256_mask.
22356 (_mm_mask_storeu_pd): Pass double * to
22357 __builtin_ia32_storeupd128_mask.
22358 (_mm256_mask_loadu_ps): Pass const float * to
22359 __builtin_ia32_loadups256_mask.
22360 (_mm256_maskz_loadu_ps): Likewise.
22361 (_mm_mask_loadu_ps): Pass const float * to
22362 __builtin_ia32_loadups128_mask.
22363 (_mm_maskz_loadu_ps): Likewise.
22364 (_mm256_mask_storeu_ps): Pass float * to
22365 __builtin_ia32_storeups256_mask.
22366 (_mm_mask_storeu_ps): ass float * to
22367 __builtin_ia32_storeups128_mask.
22368 (_mm256_mask_loadu_epi64): Pass const long long * to
22369 __builtin_ia32_loaddqudi256_mask.
22370 (_mm256_maskz_loadu_epi64): Likewise.
22371 (_mm_mask_loadu_epi64): Pass const long long * to
22372 __builtin_ia32_loaddqudi128_mask.
22373 (_mm_maskz_loadu_epi64): Likewise.
22374 (_mm256_mask_storeu_epi64): Pass long long * to
22375 __builtin_ia32_storedqudi256_mask.
22376 (_mm_mask_storeu_epi64): Pass long long * to
22377 __builtin_ia32_storedqudi128_mask.
22378 (_mm256_mask_loadu_epi32): Pass const int * to
22379 __builtin_ia32_loaddqusi256_mask.
22380 (_mm256_maskz_loadu_epi32): Likewise.
22381 (_mm_mask_loadu_epi32): Pass const int * to
22382 __builtin_ia32_loaddqusi128_mask.
22383 (_mm_maskz_loadu_epi32): Likewise.
22384 (_mm256_mask_storeu_epi32): Pass int * to
22385 __builtin_ia32_storedqusi256_mask.
22386 (_mm_mask_storeu_epi32): Pass int * to
22387 __builtin_ia32_storedqusi128_mask.
22388 * config/i386/i386-builtin-types.def (PCSHORT): New.
22389 (PINT64): Likewise.
22390 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
22391 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
22392 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
22393 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
22394 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
22395 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
22396 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
22397 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
22398 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
22399 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
22400 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
22401 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
22402 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
22403 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
22404 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
22405 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
22406 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
22407 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
22408 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
22409 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
22410 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
22411 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
22412 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
22413 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
22414 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
22415 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
22416 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
22417 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
22418 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
22419 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
22420 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
22421 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
22422 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
22423 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
22424 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
22425 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
22426 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
22427 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
22428 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
22429 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
22430 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
22431 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
22432 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
22433 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
22434 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
22435 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
22436 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
22437 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
22438 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
22440 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
22441 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
22443 (ix86_expand_vector_move_misalign): Likewise.
22444 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
22445 to scalar function prototype for unaligned load/store builtins.
22446 (ix86_expand_special_args_builtin): Updated.
22447 * config/i386/sse.md (UNSPEC_LOADU): Removed.
22448 (UNSPEC_STOREU): Likewise.
22449 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
22450 (VI_ULOADSTORE_F_AVX512VL): Likewise.
22451 (ssescalarsize): Handle V4TI, V2TI and V1TI.
22452 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22453 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22454 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
22455 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
22456 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
22457 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
22458 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
22459 (<avx512>_storedqu<mode>_mask): Likewise.
22460 (*sse4_2_pcmpestr_unaligned): Likewise.
22461 (*sse4_2_pcmpistr_unaligned): Likewise.
22462 (*mov<mode>_internal): Renamed to ...
22463 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
22464 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
22465 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
22466 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
22468 2016-04-19 Richard Biener <rguenther@suse.de>
22470 PR tree-optimization/70171
22471 * tree-ssa-phiprop.c: Include stor-layout.h.
22472 (phiprop_insert_phi): Handle the aggregate copy case.
22473 (propagate_with_phi): Likewise.
22475 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
22477 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
22478 instead of simplify_gen_subreg (... , 0).
22479 (ix86_delegitimize_address): Ditto.
22480 (ix86_split_divmod): Ditto.
22481 (ix86_split_copysign_const): Ditto.
22482 (ix86_split_copysign_var): Ditto.
22483 (ix86_expand_args_builtin): Ditto.
22484 (ix86_expand_round_builtin): Ditto.
22485 (ix86_expand_special_args_builtin): Ditto.
22486 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
22487 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
22488 (udivmodqi4): Ditto.
22489 (absneg splitters): Ditto.
22490 (*jcc_bt<mode>_1): Ditto.
22492 2016-04-19 Richard Biener <rguenther@suse.de>
22494 PR tree-optimization/70724
22495 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
22496 restoring out from ...
22497 (free_scc_vn): ... here.
22498 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
22499 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
22501 (pass_fre::execute): Restore SSA info.
22503 2016-04-19 Richard Biener <rguenther@suse.de>
22505 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
22506 * gimple-walk.c (walk_gimple_op): Initialize it.
22507 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
22508 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
22509 remapping SSA names of defs.
22510 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
22513 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
22515 PR middle-end/70689
22516 * lra-constraints.c (equiv_substition_p): New.
22517 (process_alt_operands): Use it.
22518 (swap_operands): Swap it.
22519 (curr_insn_transform): Update it.
22521 2016-04-18 Michael Matz <matz@suse.de>
22523 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
22524 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
22525 * tree-core.h (tree_type_common.align): Use bit-field.
22526 (tree_type_common.spare): New.
22527 (tree_decl_common.off_align): Make smaller.
22528 (tree_decl_common.align): Use bit-field.
22530 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
22531 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
22532 (scan_sharing_clauses): Ditto.
22533 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22534 (omp_finish_file): Ditto.
22535 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
22536 (layout_decl): Ditto.
22537 (relayout_decl): Ditto.
22538 (finalize_record_size): Use SET_TYPE_ALIGN.
22539 (finalize_type_size): Ditto.
22540 (finish_builtin_struct): Ditto.
22541 (layout_type): Ditto.
22542 (initialize_sizetypes): Ditto.
22543 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
22544 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
22545 (lookup_field_for_decl): Use SET_DECL_ALIGN.
22546 (get_chain_field): Ditto.
22547 (get_trampoline_type): Ditto.
22548 (get_nl_goto_field): Ditto.
22549 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
22551 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
22552 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
22553 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22554 (build_qualified_type): Use SET_TYPE_ALIGN.
22555 (build_aligned_type, build_range_type_1): Ditto.
22556 (build_atomic_base): Ditto.
22557 (build_common_tree_nodes): Ditto.
22558 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
22559 (expand_one_stack_var_at): Ditto.
22560 * coverage.c (build_var): Use SET_DECL_ALIGN.
22561 * except.c (init_eh): Ditto.
22562 * function.c (assign_parm_setup_block): Ditto.
22563 * symtab.c (increase_alignment_1): Ditto.
22564 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
22565 * tree-vect-stmts.c (ensure_base_align): Ditto.
22566 * varasm.c (align_variable): Ditto.
22567 (assemble_variable): Ditto.
22568 (build_constant_desc): Ditto.
22569 (output_constant_def_contents): Ditto.
22571 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
22572 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
22573 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
22574 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
22575 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
22577 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
22580 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
22581 replace %vmovsd with "%vmovq".
22582 (vec_concatv2df): Likewise.
22584 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
22586 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
22587 (*vec_extractv2si_0): Ditto.
22588 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
22589 (zero_extended_scalar_load_operand splitters): Ditto.
22590 (vec_extract splitters): Ditto.
22591 (*vec_extractv4si_0_zext): Ditto.
22592 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
22593 and lowpart_subreg.
22594 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
22595 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
22596 (*sse4_1_extractps): Use lowpart_subreg.
22597 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
22599 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22601 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
22603 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
22604 Mention Solaris 11 packaging changes.
22605 Update gas and gld requirements.
22606 Remove reference to pre-Solaris 10 bug.
22607 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
22609 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
22612 2016-04-17 Jan Hubicka <jh@suse.cz>
22614 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
22615 max_loop_iterations_int.
22617 2016-04-18 Richard Biener <rguenther@suse.de>
22619 PR tree-optimization/43434
22620 * tree-ssa-structalias.c (struct vls_data): New.
22621 (visit_loadstore): Handle all pointer-based accesses.
22622 (compute_dependence_clique): Compute a bitmap of restrict tags
22623 assigned bases and pass it to visit_loadstore.
22625 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
22628 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
22629 armv8.1-a and armv8.1-a+crc.
22631 2016-04-18 Richard Biener <rguenther@suse.de>
22633 PR tree-optimization/70701
22634 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
22635 references after translating through a memcpy.
22637 2016-04-18 Richard Biener <rguenther@suse.de>
22639 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
22640 (compute_antic): ... here. For partial antic use regular
22641 postorder and scrap iteration.
22642 (compute_partial_antic_aux): Remove unused return value.
22643 (init_pre): Do not allocate postorder.
22644 (fini_pre): Do not free postorder.
22646 2016-04-18 Richard Biener <rguenther@suse.de>
22648 PR middle-end/37870
22649 * expmed.c (extract_bit_field_1): Remove broken case
22650 using a wider MODE_INT mode.
22652 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
22654 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
22655 unless compiling with at least GCC-4.8.
22657 2016-04-17 Jan Hubicka <jh@suse.cz>
22660 * graphite.c (graphite_finalize): Update call to
22661 tree_estimate_probability.
22662 * predict.h (tree_estimate_probability): Update prototype.
22664 2016-04-17 Jan Hubicka <jh@suse.cz>
22666 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
22667 (tree_estimate_probability): Likewise.
22668 (pass_profile::execute): Update.
22669 (report_predictor_hitrates): New function.
22670 * profile.c (compute_branch_probabilities): Use it.
22671 * predict.h (report_predictor_hitrates): Declare.
22673 2016-04-17 Jan Hubicka <jh@suse.cz>
22676 * cgraph.h (cgraph_node::set_const_flag,
22677 cgraph_node::set_pure_flag): Update prototype to return bool;
22679 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
22680 of interposable symbol are interposable, too.
22681 (cgraph_set_const_flag_1): Rename to ...
22682 (set_const_flag_1): ... this one; change to self recursive function
22683 instead of call_for_symbol_thunks_and_aliases. Handle correctly
22684 clearnig the flag in all variants and also virtual thunks of const
22685 functions are pure; track if any change was done.
22686 (cgraph_node::set_const_flag): Update.
22687 (struct set_pure_flag_info): New struct.
22688 (cgraph_set_pure_flag_1): Rename to ...
22689 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
22690 rather than pointer encoded flags; track if any changes was done;
22691 handle correctly clearning flag and setting flag of aliases already
22693 (cgraph_node::set_pure_flag): Update.
22694 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
22696 2016-04-17 Tom de Vries <tom@codesourcery.com>
22699 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
22700 backslash in label.
22702 2016-04-17 Tom de Vries <tom@codesourcery.com>
22704 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
22705 '{}<> ' as escape-for-record.
22707 2016-04-17 Tom de Vries <tom@codesourcery.com>
22709 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
22712 2016-04-17 Tom de Vries <tom@codesourcery.com>
22715 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
22716 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
22717 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
22718 * passes.c (finish_optimization_passes): Only call
22719 finish_graph_dump_file if dfi->graph_dump_initialized.
22720 (execute_function_dump, pass_init_dump_file): Use
22721 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
22723 2016-04-17 Tom de Vries <tom@codesourcery.com>
22725 PR tree-optimization/70256
22726 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
22727 (debug_varmap): New function.
22729 2016-04-17 Tom de Vries <tom@codesourcery.com>
22732 * passes.c (pass_manager::register_pass): Propagate pflags.
22734 2016-04-17 Tom de Vries <tom@codesourcery.com>
22737 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
22738 * passes.c (pass_manager::pass_manager): Declare and init p_start in
22739 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
22740 check if it's equal to p_start.
22741 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
22743 2016-04-15 Jan Hubicka <jh@suse.cz>
22746 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
22747 function does not bind to current def.
22748 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
22749 handle conservatively calls to functions that does not need to bind
22751 (check_call): Update call of worse_state.
22752 (ignore_edge_for_nothrow): Update.
22753 (ignore_edge_for_pure_const): Likewise.
22754 (propagate_pure_const): Update calls to worse_state.
22755 (skip_function_for_local_pure_const): Reformat comments.
22757 2016-04-15 Jan Hubicka <jh@suse.cz>
22760 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
22761 (cgraph_node::function_symbol): Likewise.
22762 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22763 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
22764 (symtab_node::ultimate_alias_target): Add REF parameter.
22765 (symtab_node::binds_to_current_def_p): Declare.
22766 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
22767 (cgraph_node::function_symbol): Likewise.
22768 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22769 (cgraph_node::get_availability): Likewise.
22770 (cgraph_edge::binds_to_current_def_p): New inline function.
22771 (varpool_node::get_availability): Add REF parameter.
22772 (varpool_node::ultimate_alias_target): Likewise.
22773 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
22774 (symtab_node::binds_to_current_def_p): Likewise.
22775 * varpool.c (varpool_node::get_availability): Likewise.
22777 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22780 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
22781 Fix mode size check.
22783 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22785 * BASE-VER: Set to 7.0.0.
22787 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
22789 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
22791 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22793 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
22794 architecture revisions.
22796 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
22798 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
22799 * config/i386/i386.c (ix86_using_red_zone): No longer static.
22800 * config/i386/i386.md (stack decrement to push peepholes): Guard
22801 with !x86_using_red_zone ().
22803 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22806 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
22807 to dump_generic_node.
22808 (NIY): Pass also flags to do_niy.
22810 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
22812 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
22813 (simd_clone_vector_of_formal_parm_types)
22814 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
22815 (simd_clone_mangle, simd_clone_create)
22816 (simd_clone_adjust_return_type, create_tmp_simd_array)
22817 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
22818 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
22819 (ipa_simd_modify_function_body, simd_clone_linear_addend)
22820 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
22821 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
22822 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
22823 * omp-simd-clone.c: ... this new file.
22824 (simd_clone_vector_of_formal_parm_types): Make it static.
22825 * Makefile.in (OBJS): Add omp-simd-clone.o.
22827 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22830 * config/i386/sse.md: Use proper memory operand modifiers.
22833 2016-04-15 Richard Biener <rguenther@suse.de>
22834 Alan Modra <amodra@gmail.com>
22836 PR tree-optimization/70130
22837 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
22838 when alignment stays not the same and no not use the realign
22841 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22844 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22845 direct move handlers for KFmode. Change TFmode handlers test from
22846 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
22848 2016-04-14 Jakub Jelinek <jakub@redhat.com>
22851 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
22852 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
22853 (inlined_polymorphic_ctor_dtor_block_p): Use it.
22854 * tree-ssa-live.c (remove_unused_scope_block_p): When
22855 in_ctor_dtor_block, avoid discarding not just BLOCKs with
22856 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
22857 block_ultimate_origin is FUNCTION_DECL.
22858 (remove_unused_locals): If current_function_decl is
22859 polymorphic_ctor_dtor_p, pass initial true to
22860 remove_unused_scope_block_p' is_ctor_dtor_block.
22862 2016-04-14 Martin Sebor <msebor@redhat.com>
22867 * doc/extend.texi (Variable Length): Revert.
22869 2016-04-14 Marek Polacek <polacek@redhat.com>
22870 Jan Hubicka <hubicka@ucw.cz>
22873 * tree.c (verify_type): Disable the canonical type of main variant
22876 2016-04-14 Jason Merrill <jason@redhat.com>
22878 * cfgexpand.c, expr.c: Revert previous change.
22880 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
22882 PR middle-end/70643
22883 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
22884 when building a mem ref for the incoming reduction variable.
22886 2016-04-14 Richard Biener <rguenther@suse.de>
22888 PR tree-optimization/70614
22889 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
22890 loop if the evolution dropped to chrec_dont_know.
22891 (interpret_condition_phi): Likewise.
22893 2016-04-14 Richard Biener <rguenther@suse.de>
22895 PR tree-optimization/70623
22896 * tree-ssa-pre.c (changed_blocks): Make global ...
22897 (compute_antic): ... local here. Move and fix worklist
22898 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
22899 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
22900 worklist handling, dump when ANTIC_IN changed.
22901 (compute_partial_antic_aux): Remove worklist handling.
22902 (init_pre): Do not compute post dominators. Add a comment about
22903 the CFG order chosen.
22904 (fini_pre): Do not free post dominators.
22906 2016-04-13 Martin Sebor <msebor@redhat.com>
22911 * doc/extend.texi (Variable Length): Document C++ specifics.
22913 2016-04-13 Jakub Jelinek <jakub@redhat.com>
22916 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
22917 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
22918 eh edges have been purged.
22921 * tree-sra.c (create_access_replacement,
22922 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
22924 * tree-pretty-print.c (dump_fancy_name): New function.
22925 (dump_decl_name, dump_generic_node): Use it.
22927 2016-04-13 Jason Merrill <jason@redhat.com>
22929 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
22930 * expr.c (expand_expr_real_1): Likewise.
22932 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
22934 * config/i386/i386.md (kunpckhi): Swap operands.
22935 (kunpcksi): Likewise.
22936 (kunpckdi): Likewise.
22937 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
22938 (vec_pack_trunc_<mode>): Likewise.
22940 2016-04-13 Jakub Jelinek <jakub@redhat.com>
22943 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
22945 PR middle-end/70633
22946 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
22947 gimplification turns some element into non-constant.
22950 * rtl.h (convert_memory_address_addr_space_1): New prototype.
22951 * explow.c (convert_memory_address_addr_space_1): No longer static,
22952 add NO_EMIT argument and don't call convert_modes if true, pass
22953 it down recursively, remove break after return.
22954 (convert_memory_address_addr_space): Adjust caller.
22955 * simplify-rtx.c (simplify_unary_operation_1): Call
22956 convert_memory_address_addr_space_1 instead of convert_memory_address,
22957 if it returns NULL, don't simplify.
22959 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
22962 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
22964 2016-04-12 Jakub Jelinek <jakub@redhat.com>
22966 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
22967 Bump the upper SIMDLEN limits, so that if the return type or
22968 characteristic type if the return type is void can be passed in
22969 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
22972 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22975 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
22976 Do not use "=" constraint on an input constraint.
22977 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
22978 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
22979 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
22980 generates (neg (abs ...)) instead of (abs ...).
22982 2016-04-12 Jakub Jelinek <jakub@redhat.com>
22984 PR rtl-optimization/70596
22985 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
22986 just invalidate LRA data and reset them. Adjust dump wording.
22988 2016-04-12 Martin Liska <mliska@suse.cz>
22991 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
22993 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
22995 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22996 max_loop_iterations_int.
22997 (tree_unswitch_outer_loop): Likewise.
22998 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
22999 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23001 2016-04-12 Tom de Vries <tom@codesourcery.com>
23003 PR tree-optimization/68756
23004 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
23005 instead of new_name.
23007 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23009 PR tree-optimization/70602
23010 * tree-sra.c (generate_subtree_copies): Don't write anything into
23011 constant pool decls.
23013 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
23014 regardless whether there are depend clauses or not.
23016 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23019 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
23020 target attribute and pragma from changing the -mfloat128
23021 and -mfloat128-hardware options.
23023 * doc/extend.texi (Additional Floating Types): Document PowerPC
23024 __float128 restrictions.
23026 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23029 * config/aarch64/driver-aarch64.c
23030 (aarch64_get_extension_string_for_isa_flags): New.
23031 (arch_extension): Rename to...
23032 (aarch64_arch_extension): ...This.
23033 (ext_to_feat_string): Rename to...
23034 (aarch64_extensions): ...This.
23035 (aarch64_core_data): Keep track of architecture extension flags.
23036 (cpu_data): Rename to...
23037 (aarch64_cpu_data): ...This.
23038 (aarch64_arch_driver_info): Keep track of architecture extension
23040 (get_arch_name_from_id): Rename to...
23041 (get_arch_from_id): ...This, change return type.
23042 (host_detect_local_cpu): Update and reformat for renames, handle
23043 extensions through common infrastructure.
23045 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23048 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
23049 track of a canonical flag name.
23050 (all_extensions): Likewise.
23051 (arch_to_arch_name): Also track extension flags enabled by the arch.
23052 (all_architectures): Likewise.
23053 (aarch64_parse_extension): Move to here.
23054 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
23056 (aarch64_rewrite_selected_cpu): Update for above change.
23057 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
23058 are handled, such that the single explicit value enabled by an
23059 extension is kept seperate from the implicit values it also enables.
23060 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
23062 (aarch64_parse_extension): New.
23063 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
23064 here to config/aarch64/aarch64-protos.h.
23065 (aarch64_parse_extension): Move from here to
23066 common/config/aarch64/aarch64-common.c.
23067 (aarch64_option_print): Update.
23068 (aarch64_declare_function_name): Likewise.
23069 (aarch64_start_file): Likewise.
23070 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
23071 the canonical flag for extensions.
23072 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
23075 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23077 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
23080 2016-04-09 Tom de Vries <tom@codesourcery.com>
23082 PR tree-optimization/68953
23083 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
23084 first to last subscript.
23086 2016-04-09 Jakub Jelinek <jakub@redhat.com>
23088 PR tree-optimization/70586
23089 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
23092 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
23096 PR tree-optimization/70373
23097 PR middle-end/70533
23098 PR middle-end/70534
23099 PR middle-end/70535
23100 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
23101 clauses for acc parallel reductions as necessary. Error on those
23103 * omp-low.c (scan_sharing_clauses): Don't install variables which
23104 are used in acc parallel reductions.
23105 (lower_rec_input_clauses): Remove dead code.
23106 (lower_oacc_reductions): Add support for reference reductions.
23107 (lower_reduction_clauses): Remove dead code.
23108 (lower_omp_target): Don't remap variables appearing in acc parallel
23110 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
23112 2016-04-08 Jakub Jelinek <jakub@redhat.com>
23114 PR middle-end/70593
23115 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
23116 with multiple SSA_NAME defs, force the outputs other than first
23117 to be live before calling live_track_process_def on each output.
23119 PR rtl-optimization/70574
23120 * fwprop.c (forward_propagate_and_simplify): Don't add
23121 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
23122 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
23123 paradoxical subregs within *loc.
23125 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
23127 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
23128 -ftree-parallelize-loops={0,1}.
23129 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
23130 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
23131 * config/ia64/hpux.h (LIB_SPEC): Likewise.
23132 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
23133 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
23135 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
23138 * asan.c (instrument_derefs): If we get unknown location, extract it
23139 with EXPR_LOCATION.
23140 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
23142 2016-04-08 Tom de Vries <tom@codesourcery.com>
23144 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
23145 implicit firstprivate clause.
23147 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23150 * config/arm/thumb2.md (tst + branch-> lsls + branch
23151 peephole below *orsi_not_shiftsi_si): Require that condition
23152 register is dead after the peephole.
23153 (second peephole after the above): Likewise.
23155 2016-04-08 Alan Modra <amodra@gmail.com>
23158 * builtins.c (fold_builtin_classify): For IBM extended precision,
23159 look at just the high-order double to test for NaN.
23160 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
23161 test just the high double for Inf but both doubles for subnormal
23164 2016-04-07 Jakub Jelinek <jakub@redhat.com>
23166 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
23167 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
23168 node->simdclone->mask_mode != VOIDmode masks.
23169 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
23170 earlier, use it instead of node->simdclone.
23171 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23172 Set clonei->mask_mode.
23174 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23177 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
23178 Pass it through to cp_parser_already_scoped_statement.
23179 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
23180 it through to cp_parser_statement.
23181 (cp_parser_statement): Pass IF_P through to
23182 cp_parser_iteration_statement.
23183 (cp_parser_pragma): Adjust call to
23184 cp_parser_iteration_statement.
23186 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23189 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
23190 resolve a future -Wparentheses warning.
23191 * omp-low.c (scan_sharing_clauses): Likewise.
23192 * tree-parloops.c (eliminate_local_variables): Likewise.
23194 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
23196 PR rtl-optimization/70398
23197 * lra-constraints.c (process_address_1): Check zero scale and code
23198 for reloading with zero scale.
23200 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
23202 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
23203 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
23205 2016-04-06 Jakub Jelinek <jakub@redhat.com>
23207 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23208 Add support for AVX512F clones, include them by default for
23209 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
23210 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
23213 PR middle-end/70550
23214 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
23215 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
23216 firstprivate clauses.
23217 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
23218 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
23219 (lower_omp_target): Set TREE_NO_WARNING for
23220 non-addressable possibly uninitialized vars which are copied into
23221 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
23223 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
23225 * config/pa/predicates.md (integer_store_memory_operand): Accept
23226 REG+D operands with a large offset when reload_in_progress is true.
23227 (floating_point_store_memory_operand): Likewise.
23229 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23232 * match.pd (nested int casts): Limit to GIMPLE.
23234 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
23237 * ipa-devirt.c (maybe_record_node): Fix comment; use
23238 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
23240 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23242 PR rtl-optimization/70542
23243 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
23244 if there are any uses other than insn or debug insns.
23246 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
23247 Jakub Jelinek <jakub@redhat.com>
23249 PR tree-optimization/70509
23250 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
23251 Shift HOST_WIDE_INT_1U instead of 1.
23253 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
23255 PR tree-optimization/70509
23256 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
23257 of the vector base type for index.
23259 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
23262 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
23264 2016-04-05 Richard Biener <rguenther@suse.de>
23266 PR tree-optimization/70526
23267 * tree-sra.c (build_ref_for_offset): Use prev_base to
23268 extract the alias pointer type.
23270 2016-04-05 Richard Biener <rguenther@suse.de>
23272 * dse.c (struct store_info): Remove alias_set member.
23273 (struct read_info_type): Likewise.
23274 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
23275 spill_deleted, clear_alias_set_lookup): Remove.
23276 (get_group_info): Remove dead base == NULL_RTX case.
23277 (dse_step0): Remove initialization of removed variables.
23278 (delete_dead_store_insn): Reomve alias set dumping.
23279 (free_read_records): Remove alias_set handling.
23280 (canon_address): Remove alias_set_out parameter.
23281 (record_store): Remove spill_alias_set, it's always zero.
23282 (check_mem_read_rtx): Likewise.
23283 (dse_step2): Rename from ...
23284 (dse_step2_nospill): ... this. Adjust.
23285 (scan_stores): Rename from ...
23286 (scan_stores_nospill): ... this.
23287 (scan_reads): Rename from ...
23288 (scan_reads_nospill): ... this.
23289 (scan_stores_spill, scan_reads_spill): Remove.
23290 (dse_step3_scan): Remove for_spills argument which is always false.
23291 (dse_step3): Likewise.
23292 (dse_step5): Rename from ...
23293 (dse_step5_nospill): ... this. Remove alias_set handling.
23294 (rest_of_handle_dse): Adjust.
23296 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23299 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
23300 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
23301 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
23302 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
23304 2016-04-05 Richard Biener <rguenther@suse.de>
23306 PR middle-end/70499
23307 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
23308 non-register type temporaries into SSA.
23310 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
23313 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
23314 calls when sanitizing.
23315 (possible_polymorphic_call_target_p): Fix formatting.
23317 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23318 Jakub Jelinek <jakub@redhat.com>
23320 PR middle-end/70457
23321 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
23322 to ensure a call statement is compatible with a built-in's
23324 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
23327 2016-04-04 Richard Biener <rguenther@suse.de>
23329 PR rtl-optimization/70484
23330 * rtl.h (canon_output_dependence): Declare.
23331 * alias.c (canon_output_dependence): New function.
23332 * dse.c (record_store): Use canon_output_dependence rather
23333 than canon_true_dependence.
23335 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23338 * cgraph.h (symtab_node::copy_visibility_from): New function.
23339 * symtab.c (symtab_node::copy_visibility_from): New function.
23340 * ipa-visibility.c (optimize_weakref): New function.
23341 (function_and_variable_visibility): Use it.
23343 2016-04-04 Martin Liska <mliska@suse.cz>
23346 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
23347 value that is really in range handled by SBR instruction.
23348 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
23349 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
23350 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
23352 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
23356 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
23357 set, but not for SP_REG operands.
23359 2016-04-02 Martin Sebor <msebor@redhat.com>
23362 * fold-const.c (maybe_nonzero_address): New function.
23363 (fold_comparison): Call it. Fold equality and relational
23364 expressions involving null pointers.
23365 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
23367 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
23369 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
23370 the "Y" constraint (scalar FP 0.0 immediate).
23372 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
23373 Add the "const_double" to the list of operand constraints.
23375 2016-04-01 Jakub Jelinek <jakub@redhat.com>
23377 PR rtl-optimization/70467
23378 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
23379 If low word of the last operand is 0, just emit addition/subtraction
23382 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23385 * config/s390/s390.c (s390_expand_insv): Check for everything
23386 constant instead of just VOIDmode stuff.
23388 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23391 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
23393 2016-04-01 Nathan Sidwell <nathan@acm.org>
23395 * tree.def (TRY_CATCH_EXPR): Correct documentation.
23397 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
23399 PR rtl-optimization/70461
23400 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
23403 2016-03-31 Martin Liska <mliska@suse.cz>
23406 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
23407 a tree value or an immediate integer value to a buffer
23408 that is eventually copied to a BRIG section.
23409 (emit_immediate_operand): Call the function here.
23410 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
23411 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
23412 of class' fields that are removed.
23413 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
23414 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
23415 m_brig_repr_size fields.
23417 2016-03-31 Martin Liska <mliska@suse.cz>
23420 * hsa-gen.c (hsa_function_representation::update_dominance): New
23422 (convert_addr_to_flat_segment): Likewise.
23423 (gen_hsa_memory_set): New alignment argument.
23424 (gen_hsa_ctor_assignment): Likewise.
23425 (gen_hsa_insns_for_single_assignment): Provide alignment
23426 to gen_hsa_ctor_assignment.
23427 (gen_hsa_insns_for_direct_call): Add new argument.
23428 (expand_lhs_of_string_op): New function.
23429 (expand_string_operation_builtin): Likewise.
23430 (expand_memory_copy): New function.
23431 (expand_memory_set): New function.
23432 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
23433 (convert_switch_statements): Change signature.
23434 (generate_hsa): Use a return value of the function.
23435 (pass_gen_hsail::execute): Do not call
23436 convert_switch_statements here.
23437 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
23438 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
23439 (hsa_function_representation::update_dominance): New function.
23441 2016-03-31 Martin Liska <mliska@suse.cz>
23444 * hsa-brig.c (emit_directive_variable): Emit alignment
23445 according to hsa_symbol::m_align.
23446 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
23447 (dump_hsa_symbol): Dump alignment of HSA symbols.
23448 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
23449 (gen_hsa_addr_with_align): New function.
23450 (hsa_bitmemref_alignment): Use newly added function.
23451 (gen_hsa_insns_for_load): Likewise.
23452 (gen_hsa_insns_for_store): Likewise.
23453 (gen_hsa_memory_copy): New argument added.
23454 (gen_hsa_insns_for_single_assignment): Respect
23455 alignment for assignments processed via gen_hsa_memory_copy.
23456 (gen_hsa_insns_for_direct_call): Likewise.
23457 (gen_hsa_insns_for_return): Likewise.
23458 (gen_function_def_parameters): Set default alignment.
23459 * hsa.c (hsa_object_alignment): New function.
23460 (hsa_byte_alignment): Pasted function.
23461 * hsa.h (hsa_symbol::m_align): New field.
23463 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23465 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
23466 scratch field for goto case.
23468 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
23470 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
23472 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
23475 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
23476 (scalar_chain::convert_insn): Call convert_op for reg
23477 moves to handle undefined registers.
23479 2016-03-31 Nathan Sidwell <nathan@acm.org>
23482 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
23483 Assert we don't want to move backwards.
23485 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
23488 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
23490 2016-03-31 Jakub Jelinek <jakub@redhat.com>
23492 PR rtl-optimization/70460
23493 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
23494 with operand from REG_LABEL_OPERAND, instead substitute
23495 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
23496 Don't do anything for REG_NON_LOCAL_GOTO jumps.
23498 2016-03-31 Martin Liska <mliska@suse.cz>
23500 * passes.c (execute_one_pass): Do not call
23501 todo_after for a discarded function.
23503 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23505 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
23506 (no_cost, infinite_cost): Initialize the new field.
23507 (get_computation_cost_at): Record setup cost.
23508 (determine_use_iv_cost_address): Skip cost computation for sub
23509 uses if we can estimate it without losing accuracy.
23511 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23513 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23515 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23516 max_loop_iterations_int.
23517 (tree_unswitch_outer_loop): Likewise.
23518 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23519 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23521 2016-03-30 Richard Biener <rguenther@suse.de>
23523 PR middle-end/70450
23524 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
23526 2016-03-30 Jakub Jelinek <jakub@redhat.com>
23529 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
23530 in gen_blendm expander.
23532 2016-03-30 Nick Clifton <nickc@redhat.com>
23535 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
23536 case where we are already provided with an SImode SUBREG.
23538 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
23541 * config/i386/i386.c (ix86_expand_epilogue): Properly check
23542 conflict between DRAP register and __builtin_eh_return.
23544 2016-03-30 Michael Matz <matz@suse.de>
23545 Richard Biener <rguenther@suse.de>
23548 * ipa-polymorphic-call.c (struct type_change_info): Change
23549 speculative to an unsigned allowing to limit the work we do.
23550 (csftc_abort_walking_p): New inline function..
23551 (check_stmt_for_type_change): Limit the number of may-defs
23552 skipped for speculative devirtualization to
23553 max-speculative-devirt-maydefs.
23554 * params.def (max-speculative-devirt-maydefs): New param.
23555 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
23557 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
23560 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
23563 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
23565 PR tree-optimization/59124
23566 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
23567 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
23569 2016-03-29 Jeff Law <law@redhat.com>
23571 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
23573 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23575 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
23578 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
23580 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
23581 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
23582 gcrt0.o if linking dynamically.
23584 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23587 * ipa-devirt.c (methods_equal_p): New function.
23588 (compare_virtual_tables): Use it.
23589 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
23590 * cgraphclones.c (clone_function_name_1): Use
23591 symbol_table::symbol_suffix_separator.
23592 * coverage.c (build_var): Likewise.
23593 * symtab.c (symbol_table::symbol_suffix_separator): New.
23595 2016-03-29 Jakub Jelinek <jakub@redhat.com>
23597 PR rtl-optimization/70429
23598 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
23599 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
23600 mode != result_mode.
23603 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
23605 PR tree-optimization/70405
23606 * ssa-iterators.h (num_imm_uses): Add missing braces.
23608 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
23610 PR rtl-optimization/68695
23611 * ira-color.c (allocno_copy_cost_saving): New.
23612 (improve_allocation): Use it.
23614 2016-03-29 Richard Henderson <rth@redhat.com>
23616 PR middle-end/70355
23617 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
23619 2016-03-29 Richard Biener <rguenther@suse.de>
23621 PR middle-end/70424
23622 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
23623 use alignment returned by get_pointer_alignment_1 if it is
23624 bigger than BITS_PER_UNIT.
23625 * builtins.c (get_pointer_alignment_1): Do not return true
23626 for alignment extracted from SSA info.
23628 2016-03-28 James Bowman <james.bowman@ftdichip.com>
23630 * config/ft32/ft32.opt (mnodiv): New.
23631 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
23632 * doc/invoke.texi (FT32 Options -mnodiv): New.
23634 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
23637 * config/i386/i386.md (define_split, andn): Fix modes.
23639 2016-03-26 Richard Biener <rguenther@suse.de>
23640 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23643 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
23645 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
23646 as 2nd argument to cl_optimization_restore().
23648 2016-03-25 Richard Henderson <rth@redhat.com>
23651 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
23652 * config/aarch64/aarch64-protos.h: Declare it.
23653 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
23655 2016-03-25 Alan Modra <amodra@gmail.com>
23658 * config/rs6000/constraints.md (j): Simplify.
23659 * config/rs6000/predicates.md (easy_fp_constant): Exclude
23661 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
23662 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
23663 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
23664 in all constraint alternatives.
23665 (movtd_64bit_nodm): Delete "j" constraint alternative.
23667 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23669 * tree-ssa-propagate.c: Enhance docs for
23670 SSA_PROP_NOT_INTERESTING.
23672 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23674 * doc/extend.texi: Fix typo in documentation to pure attribute.
23676 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
23679 * config/pa/pa.md (bswapdi2): Use a scratch register.
23681 2016-03-24 Richard Henderson <rth@redhat.com>
23683 PR middle-end/69845
23684 * fold-const.c (extract_muldiv_1): Correct test for multiplication
23687 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
23689 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
23690 using ix86_expand_binary_operator instead of gen_andsi3.
23692 2016-03-24 Richard Biener <rguenther@suse.de>
23694 PR tree-optimization/70396
23695 * tree-vect-stmts.c (vectorizable_comparison): Use
23696 get_vectype_for_scalar_type.
23698 2016-03-24 Richard Biener <rguenther@suse.de>
23700 PR middle-end/70370
23701 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
23702 with register bases.
23704 2016-03-24 Richard Biener <rguenther@suse.de>
23706 PR tree-optimization/70372
23707 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
23708 build_all_ones_cst to also handle vector types correctly.
23710 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23713 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
23716 2016-03-23 Marek Polacek <polacek@redhat.com>
23719 * doc/invoke.texi: Document -Wignored-attributes.
23721 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23723 PR tree-optimization/69042
23724 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
23725 parameter from 30 to 40.
23727 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23729 PR tree-optimization/69042
23730 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
23731 for use with constant offset stripped in base.
23733 2016-03-23 Richard Biener <rguenther@suse.de>
23735 PR middle-end/70251
23736 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
23737 mode compatibility check.
23738 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23740 2016-03-23 Jeff Law <law@redhat.com>
23742 PR tree-optimization/64058
23743 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
23745 (struct ssa_conflicts): Move up earlier in the file.
23746 (conflicts_, var_map_): New static variables.
23747 (initialize_conflict_count): New function to initialize the
23748 CONFLICT_COUNT field for each conflict pair.
23749 (compare_pairs): Lazily initialize the conflict count and use it
23750 as the first tie-breaker.
23751 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
23752 and wipe conflicts_ and map_ around the call to qsort. Remove
23753 special case for 2 coalesce pairs.
23754 * bitmap.c (bitmap_count_unique_bits): New function.
23755 (bitmap_count_bits_in_word): New function, extracted from
23757 (bitmap_count_bits): Use bitmap_count_bits_in_word.
23758 * bitmap.h (bitmap_count_unique_bits): Declare it.
23760 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
23763 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
23764 transparent alias chain for decl assembler name.
23765 * config/sol2.c (solaris_assemble_visibility): Likewise.
23767 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23769 * config/arm/arm1020e.md (1020call_op): Reduce reservation
23771 (v10_fdivs): Likewise.
23772 (v10_fdivd): Likewise.
23774 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23777 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
23778 to not call fclose twice on file.
23780 2016-03-23 Jakub Jelinek <jakub@redhat.com>
23782 PR tree-optimization/70354
23783 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
23784 oprnd0 is wider than oprnd1 and there is a cast from the wider
23785 type to oprnd1, mask it with the mask of the narrower type.
23788 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
23789 Optimize TARGET_STV splitters, if high or low word of last argument
23792 2016-03-22 Jeff Law <law@redhat.com>
23795 tree-ssa-threadbackward.c
23796 (fsm_find_control_statement_thread_paths): Correctly distinguish
23797 between old style jump threads vs FSM jump threads.
23799 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
23802 * config/i386/i386.c (scalar_chain::convert_op): Support
23803 uninitialized register usage case.
23805 2016-03-22 Richard Biener <rguenther@suse.de>
23807 PR middle-end/70251
23808 * genmatch.c (gen_transform): Adjust last parameter to a three-state
23810 (capture::gen_transform): ... to change behavior when substituting
23811 a condition into cond or not-cond expr context.
23812 (dt_simplify::gen_1): Adjust.
23813 * gimple-match-head.c: Include gimplify.h for unshare_expr.
23814 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
23815 last change and instead change to
23816 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
23817 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23819 2016-03-22 Anthony Green <green@moxielogic.com>
23821 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
23822 issue for moxiebox targets.
23823 (CC1PLUS_SPEC): Ditto.
23825 2016-03-22 Richard Biener <rguenther@suse.de>
23827 PR middle-end/70333
23828 * fold-const.c (extract_muldiv_1): Properly perform multiplication
23831 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23833 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
23835 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23838 * config/i386/i386.c (def_builtin): Handle
23839 OPTION_MASK_ISA_AVX512VL to be and-ed with other
23841 (const struct builtin_description bdesc_special_args[]):
23842 Remove duplicate ISA bits.
23844 2016-03-22 Jakub Jelinek <jakub@redhat.com>
23847 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
23848 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
23849 in a way that works also for AVX512BW.
23852 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
23853 instead of source if operands[1] is xmm16 and above and
23854 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
23855 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
23858 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
23859 on assign if (*from_p) is a comparison, set it to
23860 TREE_NO_WARNING (*from_p).
23862 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23864 PR middle-end/70326
23865 * lra.c (restore_scratches): Ignore deleted insns.
23867 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
23868 Jakub Jelinek <jakub@redhat.com>
23870 PR tree-optimization/70317
23871 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
23874 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
23877 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
23878 of ix86_expand_move.
23880 (movti): Use general_operand for operand 1 predicate.
23882 2016-03-21 Martin Liska <mliska@suse.cz>
23884 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
23886 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
23888 2016-03-21 Martin Liska <mliska@suse.cz>
23891 * ipa-icf.c (sem_function::parse): Skip static
23892 constructors and destructors.
23894 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23897 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
23898 function-like macro, peek following token(s) if it is followed
23899 by CPP_OPEN_PAREN token with optional padding in between, and
23900 if not, don't treat it like a macro.
23902 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
23903 Alexander Monakov <amonakov@ispras.ru>
23905 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
23906 for the stabs debug format.
23908 2016-03-21 Richard Biener <rguenther@suse.de>
23910 PR tree-optimization/70310
23911 * tree-vect-generic.c (expand_vector_condition): Fold the built
23914 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
23917 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
23918 Block third alternative for AVX-512VL target,
23920 2016-03-21 Martin Liska <mliska@suse.cz>
23923 * hsa-brig.c (emit_function_directives): Mark unemitted
23924 global variables for emission.
23925 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
23926 (get_symbol_for_decl): Likewise.
23927 * hsa.h (struct hsa_symbol): New flag.
23929 2016-03-21 Richard Biener <rguenther@suse.de>
23931 PR tree-optimization/70288
23932 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
23933 we do not estimate unsimplified all-constant conditionals or
23934 switches as optimized away.
23936 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
23938 PR rtl-optimization/69102
23939 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
23940 when we have a readonly dependency context.
23942 2016-03-18 Jeff Law <law@redhat.com>
23944 PR rtl-optimization/70263
23945 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
23946 (update_equiv_regs): When trying to move a store to after the insn
23947 that sets the source of the store, make sure the store occurs after
23948 the insn that sets the source of the store. When successful note
23949 the REG_EQUIV note created in the dump file.
23951 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
23952 Bernd Schmidt <bschmidt@redhat.com>
23954 * doc/extend.texi: Document more potential problems with basic asms.
23956 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
23958 PR rtl-optimization/70278
23959 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
23962 2016-03-18 Jason Merrill <jason@redhat.com>
23964 * calls.c (load_register_parameters): Fix zero size sibcall logic.
23966 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
23968 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
23969 values to 128b regs.
23971 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23973 PR tree-optimization/70252
23974 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
23975 boolean vector has a proper number of elements.
23976 (supportable_narrowing_operation): Likewise.
23978 2016-03-18 Tom de Vries <tom@codesourcery.com>
23981 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
23983 2016-03-18 Jakub Jelinek <jakub@redhat.com>
23985 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
23986 instead of replace_rtx for DEBUG_INSNs.
23988 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23990 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
23991 load type reservations.
23993 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
23996 * config/pa/constraints.md: Revert 2015-02-13 change. Use
23997 define_constraint for "Q" and "T" constraints.
23999 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
24001 Tweak the pipeline model for Exynos M1
24003 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
24006 2016-03-17 David Malcolm <dmalcolm@redhat.com>
24009 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
24010 where one or both locations aren't within a line_map.
24012 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
24015 * opts.c (finish_options): Don't set flag_pie to the default if
24016 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
24019 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
24021 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
24022 true as ALL_REGS argument to replace_rtx.
24024 2016-03-17 Richard Biener <rguenther@suse.de>
24027 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
24030 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24033 * rtl.h (replace_rtx): Add ALL_REGS argument.
24034 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
24035 equality and assert mode is the same, instead of just rtx pointer
24037 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
24038 true as ALL_REGS argument to replace_rtx.
24040 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
24042 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
24043 for boolean vector with vector mode only.
24044 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24046 2016-03-17 Nick Clifton <nickc@redhat.com>
24049 * config/rx/rx.c (rx_print_integer): Print negative constants in
24052 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24055 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
24057 2016-03-16 Richard Henderson <rth@redhat.com>
24058 Richard Biener <rguenth@suse.de>
24060 PR middle-end/70240
24061 PR middle-end/68215
24063 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
24064 first operand as is_gimple_condexpr.
24066 PR middle-end/70240
24067 PR middle-end/68215
24069 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
24070 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
24071 Do not gimplify the result.
24072 (do_unop): Adjust call to tree_vec_extract.
24073 (do_binop): Likewise.
24074 (do_compare): Likewise.
24075 (do_plus_minus): Likewise.
24076 (do_negate): Likewise.
24077 (expand_vector_condition): Likewise.
24078 (do_cond): Likewise.
24080 2016-03-16 Richard Henderson <rth@redhat.com>
24083 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
24084 (aarch64_classify_address): Use it.
24085 (aarch64_legitimize_address): Force all subexpressions of PLUS
24086 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
24088 2016-03-16 Jakub Jelinek <jakub@redhat.com>
24089 Richard Biener <rguenth@suse.de>
24092 * rtlanal.c (replace_rtx): For REG, if from is a REG,
24093 return to even if only REGNO is equal, and assert
24096 2016-03-11 Jeff Law <law@redhat.com>
24098 PR rtl-optimization/70224
24099 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
24101 2016-03-16 Richard Henderson <rth@redhat.com>
24103 PR middle-end/70199
24104 * function.h (struct function): Add has_forced_label_in_static.
24105 * gimplify.c (force_labels_r): Set it.
24106 * lto-streamer-in.c (input_struct_function_base): Read it.
24107 * lto-streamer-out.c (output_struct_function_base): Write it.
24108 * tree-inline.c (has_label_address_in_static_1): Remove.
24109 (copy_forbidden): Remove fndecl parameter; test
24110 has_forced_label_in_static.
24111 (inline_forbidden_p): Update call to copy_forbidden.
24112 (tree_versionable_function_p): Likewise.
24113 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
24114 (chkp_versioning): Likewise.
24115 * tree-inline.h (copy_forbidden): Update decl.
24117 2016-03-16 Marek Polacek <polacek@redhat.com>
24120 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
24121 function being thunked if the result type doesn't have fixed size.
24122 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
24123 doesn't have fixed size.
24125 2016-03-16 Bin Cheng <bin.cheng@arm.com>
24127 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
24128 reporting malformed loop nest.
24130 2016-03-16 Tom de Vries <tom@codesourcery.com>
24133 * ipa-devirt.c (possible_polymorphic_call_targets): Move
24134 nodes.length () == 1 test to before first nodes[0] access.
24136 2016-03-16 Tom de Vries <tom@codesourcery.com>
24138 PR tree-optimization/68715
24139 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
24140 single_pred_p test.
24142 2016-03-16 Tom de Vries <tom@codesourcery.com>
24144 PR tree-optimization/68809
24145 * graphite-scop-detection.c (same_close_phi_node): Test if result types
24148 2016-03-16 Carlos O'Donell <carlos@redhat.com>
24149 Sandra Loosemore <sandra@codesourcery.com>
24151 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
24152 on leaf attribute. Mention ELF interposition problems.
24154 2016-03-16 Alan Modra <amodra@gmail.com>
24156 PR rtl-optimization/69195
24157 PR rtl-optimization/47992
24158 * ira.c (indirect_jump_optimize): Ignore artificial defs.
24161 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
24164 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
24166 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24168 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
24170 2016-03-15 Jakub Jelinek <jakub@redhat.com>
24172 PR rtl-optimization/70222
24173 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
24174 optimization if mode is different from result_mode, queue up masking
24175 of the result in outer_op. Formatting fix.
24177 PR middle-end/70239
24178 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
24181 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24183 PR rtl-optimization/69032
24184 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
24185 looping backwards over basic block insns.
24187 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24190 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
24191 to non-speculative when propagating trap bits.
24193 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24195 PR rtl-optimization/63384
24196 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
24197 DEBUG_INSN_P insns.
24199 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24202 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
24203 factored out from ...
24204 (sched_analyze_insn): ... here.
24205 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
24206 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
24207 get_implicit_reg_pending_clobbers in it.
24208 (setup_id_reg_sets): Use setup_id_implicit_regs.
24209 (deps_init_id): Ditto.
24211 2016-03-15 Tom de Vries <tom@codesourcery.com>
24214 * cgraph.c (cgraph_node::get_body): Save, reset and restore
24216 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
24217 execute_function_dump.
24218 (execute_one_pass): Don't dump function if it will be dumped after ipa
24221 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
24223 * genrecog.c (match_pattern_2): If pred is NULL don't call
24224 safe_predicate_mode on it.
24226 2016-03-14 Jakub Jelinek <jakub@redhat.com>
24228 PR middle-end/70219
24229 * lra-constraints.c (delete_move_and_clobber): Change assertion
24230 to also allow dregno == 0.
24232 2016-03-14 Richard Henderson <rth@redhat.com>
24235 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
24236 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
24237 (reassociate_bb): Use optimize_vec_cond_expr; avoid
24238 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
24241 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
24244 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
24246 (lra_create_live_ranges_1): initialize hard register biggest_mode to
24248 * lra-constraints.c (split_reg): For hard regs, try to find the
24249 biggest single-register mode used in the function.
24251 2016-03-14 Richard Biener <rguenther@suse.de>
24253 PR tree-optimization/56365
24254 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
24255 constants to compare against.
24257 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
24260 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
24261 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
24262 (define_split for the GPR case): Use int_reg_operand instead of
24263 gpc_reg_operand for the output.
24265 2016-03-14 Tom de Vries <tom@codesourcery.com>
24267 PR tree-optimization/70045
24268 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
24269 create_empty_if_region_on_edge argument.
24271 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
24273 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
24274 (STACK_CHECK_PROTECT): Likewise.
24275 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24276 (STACK_CHECK_PROTECT): Likewise.
24277 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24278 (STACK_CHECK_PROTECT): Likewise.
24279 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
24280 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
24281 (STACK_CHECK_PROTECT): Likewise.
24283 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
24285 PR rtl-optimization/69307
24286 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
24287 registers in modes that span more than one register.
24289 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
24292 * lra-constraints.c (delete_move_and_clobber): New.
24293 (remove_inheritance_pseudos): Use it.
24295 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
24298 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
24299 the libcall is LCT_THROW.
24300 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
24301 for the checking routine.
24303 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24306 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
24307 optimization if we have direct move.
24308 (roundu32<mode>2_fprs): Likewise.
24310 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
24313 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
24315 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
24316 Arguments swapped. All callers changed. Take reg_renumber into
24317 account, and Calculate and compare register ranges for hard regs.
24319 2016-03-11 Jeff Law <law@redhat.com>
24321 PR tree-optimization/70190
24322 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24323 Handle cases where we can not extract the taken edge, even though we
24324 found a constant value.
24326 PR tree-optimization/64058
24327 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
24328 (num_coalesce_pairs): Move up earlier in file.
24329 (find_coalesce_pair): Initialize the INDEX field for each pair
24331 (compare_pairs): No longer sort on the elements in each pair.
24332 Instead break ties with the index of the coalesce pair.
24334 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24337 * config/aarch64/aarch64-protos.h
24338 (aarch64_save_restore_target_globals): New prototype.
24339 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
24340 Call the above when popping pragma.
24341 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
24343 (aarch64_set_current_function): Rewrite using the above.
24345 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24347 PR tree-optimization/70177
24348 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
24349 (extract_ops_from_tree): ... this. In the 2 argument
24350 overload remove _1 suffix.
24351 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
24352 (extract_ops_from_tree): ... this.
24353 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
24355 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
24356 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
24357 extract_ops_from_tree instead of 2 operand one.
24359 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
24361 PR tree-optimization/70013
24362 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
24363 for constant-pool entries.
24365 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24367 PR rtl-optimization/70174
24368 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
24369 followed by gen_lowpart on force_reg instead of just gen_lowpart.
24371 PR tree-optimization/70169
24372 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
24373 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
24376 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24377 Jakub Jelinek <jakub@redhat.com>
24380 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
24381 of uninitialized values.
24383 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24385 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
24387 ("*trunctddd2"): New pattern definition.
24388 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
24391 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24393 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
24394 definitions for BFP and DFP rounding modes.
24395 ("fixuns_truncdddi2", "fixuns_trunctddi2")
24396 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
24397 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
24398 ("fix_trunctf<mode>2"): Use the new constants instead of magic
24401 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24403 * config/s390/constraints.md: Adjust comment.
24404 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
24405 s390_decompose_addrstyle_without_index.
24406 * config/s390/predicates.md (shift_count_or_setmem_operand):
24407 Rename to setmem_operand.
24408 * config/s390/s390-protos.h
24409 (s390_decompose_shift_count): Rename to
24410 s390_decompose_addrstyle_without_index.
24411 * config/s390/s390.c (s390_decompose_shift_count)
24412 (s390_mem_constraint, print_shift_count_operand)
24413 (print_operand_address, print_operand): Rename
24414 s390_decompose_shift_count to
24415 s390_decompose_addrstyle_without_index and rename
24416 print_shift_count_operand to print_addrstyle_operand troughout the
24418 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
24419 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
24420 Rename shift_count_or_setmem_operand to setmem_operand.
24421 * config/s390/vx-builtins.md ("vec_insert<mode>")
24422 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
24425 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24428 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24429 Handle overlapping retval and newval.
24431 2016-03-10 Nick Clifton <nickc@redhat.com>
24434 * config/aarch64/aarch64.c
24435 (aarch64_override_options_after_change_1): When forcing
24436 flag_omit_frame_pointer to be true, use a special value that can
24437 be detected if this function is called again, thus preventing
24438 flag_omit_leaf_frame_pointer from being forced to be false.
24440 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24442 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
24443 Set x_flag_omit_leaf_frame_pointer when handling
24444 -momit-leaf-frame-pointer.
24446 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24449 * cgraph.c (cgraph_node::dump): Dump split_part and
24450 indirect_call_target.
24451 * cgraph.h (cgraph_node): Add indirect_call_target flag.
24452 * ipa.c (has_addr_references_p): Cleanup.
24453 (is_indirect_call_target_p): New.
24454 (walk_polymorphic_call_targets): Do not mark virtuals that may be
24455 called indirectly as local.
24456 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
24458 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24461 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
24462 on cxa_pure_virtual.
24464 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24467 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
24469 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24472 * tree.c (need_assembler_name_p): Only record main variant type names.
24474 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24477 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
24478 Always define to 0 or 1.
24479 (TARGET_FIX_ERR_A53_843419): New macro.
24480 * config/aarch64/aarch64-elf-raw.h
24481 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
24482 * config/aarch64/aarch64-linux.h: Likewise.
24483 * config/aarch64/aarch64.c
24484 (aarch64_override_options_after_change_1): Do not default
24485 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
24487 (aarch64_attributes): Handle fix-cortex-a53-843419.
24488 (aarch64_can_inline_p): Likewise.
24489 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
24491 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
24492 Jakub Jelinek <jakub@redhat.com>
24494 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
24495 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
24496 DECL_COMMONS if flag_unconstrained_commons is set.
24497 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24498 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
24499 (funconstrained-commons): Document.
24501 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24503 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
24504 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
24506 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
24508 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
24509 has a proper number of elements.
24511 2016-03-10 Alan Modra <amodra@gmail.com>
24513 PR rtl-optimization/69195
24514 PR rtl-optimization/47992
24515 * ira.c (recorded_label_ref): Delete.
24516 (update_equiv_regs): Return void.
24517 (indirect_jump_optimize): New function.
24518 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
24519 before regstat_compute_ri. Don't rebuild_jump_labels here.
24520 Delete update_regstat.
24522 2016-03-10 Richard Biener <rguenther@suse.de>
24524 PR tree-optimization/70128
24525 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24526 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
24528 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24530 PR tree-optimization/70152
24531 * tree-sra.c (replace_removed_params_ssa_names): Copy over
24532 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
24535 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
24536 instead of gen_sse2_loadlpd.
24537 * config/i386/sse.md (*vec_concatv2df): Rename to...
24538 (vec_concatv2df): ... this.
24540 PR tree-optimization/70127
24541 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
24543 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24547 * diagnostic-show-locus.c (compatible_locations_p): New function.
24548 (layout::layout): Sanitize ranges using compatible_locations_p.
24550 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24554 * diagnostic-show-locus.c (layout_range::layout_range): Replace
24555 location_range param with three const expanded_locations * and a
24557 (layout::layout): Replace call to
24558 rich_location::lazily_expand_location with get_expanded_location.
24559 Extract the range and perform location expansion here, passing
24560 the results to the layout_range ctor.
24561 * diagnostic.c (source_range::debug): Delete.
24562 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
24563 of rich_location::get_expanded_location.
24564 * gcc-rich-location.c (get_range_for_expr): Delete.
24565 (gcc_rich_location::add_expr): Reimplement to avoid the
24566 rich_location::add_range overload that took a location_range,
24567 passing a location_t instead.
24569 2016-03-09 Richard Biener <rguenther@suse.de>
24570 Jakub Jelinek <jakub@redhat.com>
24572 PR tree-optimization/70138
24573 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24574 Also skip vect_double_reduction_def.
24576 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24579 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
24580 if the operand is "m".
24582 2016-03-09 Nathan Sidwell <nathan@acm.org>
24584 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
24586 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24588 * config/i386/i386.c (processor_target_table): Fix cost table
24589 intialization order for znver1.
24591 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24593 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
24594 - becuase -> because.
24595 * ipa-reference.c (ignore_module_statics): Likewise.
24596 * cgraph.c (cgraph_node::get_body): Likewise.
24597 * ipa-inline.c (early_inliner): Likewise.
24598 * ipa-devirt.c (types_same_for_odr): Likewise.
24599 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
24600 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
24602 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24604 * tree-ssa-math-opts.c: Fix typo in comment.
24606 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24609 * config/i386/i386.c (scalar_chain::make_vector_copies,
24610 scalar_chain::convert_reg): Call end_sequence in between
24611 get_insns and emit_conversion_insns rather than after both
24614 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
24617 * config/i386/i386.h (machine_function): Add
24618 pc_thunk_call_expanded flag.
24619 (ix86_pc_thunk_call_expanded): New define.
24620 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
24621 (*set_got): Rename insn pattern from set_got.
24622 (*set_got_labelled): Rename inst pattern from set_got_labelled.
24623 * config/i386/i386.c (ix86_compute_frame_layout): Use
24624 ix86_pc_thunk_call_expanded to prevent red-zone.
24626 2016-03-07 Martin Jambor <mjambor@suse.cz>
24628 * hsa.h (hsa_get_ctor_statements): Declare.
24629 (hsa_get_dtor_statements): Likewise.
24630 (hsa_get_kernel_dispatch_type): Likewise.
24631 * hsa.c (hsa_get_ctor_statements): New function.
24632 (hsa_get_dtor_statements): Likewise.
24633 (hsa_get_kernel_dispatch_type): Likewise.
24634 * hsa-brig.c (hsa_cdtor_statements): Removed.
24635 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
24636 hsa_get_dtor_statements.
24637 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
24638 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
24640 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
24642 * config/arm/arm-cores.def (cortex-r8): New.
24643 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
24644 * config/arm/arm-tune.md: Likewise.
24645 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
24647 2016-03-07 Martin Sebor <msebor@redhat.com>
24649 PR rtl-optimization/19705
24650 * doc/invoke.texi (Options That Control Optimization): Clarify
24651 -fno-branch-count-reg.
24653 2016-02-26 Richard Biener <rguenther@suse.de>
24654 Jeff Law <law@redhat.com>
24656 PR tree-optimization/69740
24657 * cfghooks.c (remove_edge): Request loop fixups if we delete
24658 an edge that might turn an irreducible loop into a natural
24660 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
24661 Move after definition of loops_state_clear.
24663 2016-03-07 Bin Cheng <bin.cheng@arm.com>
24665 PR rtl-optimization/69052
24666 * rtlanal.c (commutative_operand_precedence): Set higher precedence
24669 2016-03-07 Tom de Vries <tom@codesourcery.com>
24671 PR tree-optimization/70116
24672 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
24673 is_tm_ending stmts and ubsan/asan internal functions.
24674 (find_duplicate): Use it. Don't test is_tm_ending here.
24676 2016-03-07 Richard Biener <rguenther@suse.de>
24678 PR tree-optimization/70115
24679 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
24680 (propagate_constants_for_unrolling): Use replace_uses_by.
24682 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
24684 PR middle-end/69916
24685 * omp-low.c (struct oacc_loop): Add ifns.
24686 (new_oacc_loop_raw): Initialize it.
24687 (finish_oacc_loop): Clear mask & flags if no ifns.
24688 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
24689 (oacc_loop_xform_loop): Add ifns arg & adjust.
24690 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
24692 2016-03-07 Richard Henderson <rth@redhat.com>
24695 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
24696 (insert_value_copy_on_edge): Likewise.
24698 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24700 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
24702 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24705 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
24707 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24709 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
24711 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24713 Fix sseimul type attribute.
24714 * config/i386/znver1.md
24715 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
24716 znver1_sseimul_avx256_load) : Fix the type attribute.
24717 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
24718 pipe usage and latency.
24720 2016-03-05 Jakub Jelinek <jakub@redhat.com>
24723 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
24724 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
24727 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24730 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
24732 PR rtl-optimization/69941
24733 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
24734 the reg share its mode.
24736 2016-03-04 Jeff Law <law@redhat.com>
24738 PR tree-optimization/69196
24739 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24740 If the both SSA_NAMEs are anonymous, then consider them unassociated
24741 and include the PHI in the statement count.
24743 2016-03-05 Tom de Vries <tom@codesourcery.com>
24745 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
24746 construct in oacc routine. Check for oacc region in oacc routine.
24748 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24751 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
24752 2016-02-22 changes, instead don't recurse if RECUR is already true.
24753 Don't change *dynamic_check if RECUR. Adjust recursive caller
24754 to pass true to the new argument.
24755 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
24758 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
24759 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
24761 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
24763 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24765 PR rtl-optimization/57676
24766 * lra-assigns.c (lra_assign): Guard test for maximum iterations
24767 with flag_checking.
24769 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
24771 * tree-vect-patterns.c (search_type_for_mask): Handle
24772 comparison of booleans.
24774 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24776 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
24780 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
24781 all other ops that have dw_val_class_die_ref operands,
24782 and DW_OP_GNU_entry_value.
24784 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24786 PR rtl-optimization/69904
24787 * config/arm/arm.c (arm_cannot_copy_insn_p):
24788 Return true for load-exclusive instructions.
24790 2016-03-03 Jakub Jelinek <jakub@redhat.com>
24793 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
24794 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
24795 the pattern no matter if it is used just by non-pattern, pattern
24797 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
24798 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
24799 oprnd1 def_stmt is in pattern, don't look through it.
24801 2016-03-03 Marek Polacek <polacek@redhat.com>
24803 PR middle-end/70050
24804 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
24806 2016-03-03 Martin Liska <mliska@suse.cz>
24808 PR tree-optimization/70043
24809 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
24810 previous statement if we see a debug statement.
24812 2016-03-03 Richard Biener <rguenther@suse.de>
24814 PR tree-optimization/55936
24815 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
24816 parameter and guard unsafe equivalence use.
24817 (vrp_evaluate_conditional_warnv_with_ops): Always use
24818 safe equivalences but not via the quadratic compare_names
24821 2016-03-03 Michael Collison <michael.collison@linaro.org>
24824 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
24825 for operand 1 to s_register_operand. Change predicate for operand
24826 2 to arm_not_immediate_operand.
24828 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
24830 * doc/tm.texi: Regenerated.
24832 2016-03-02 Richard Henderson <rth@redhat.com>
24835 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
24836 simplification when all args are positive non-fixed registers.
24838 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24840 * target.def (lra_p): Specify that new ports should use LRA.
24842 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24845 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
24846 gimplify_type_sizes the type they refer to.
24847 (omp_notice_variable): Handle reference vars to VLAs.
24848 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
24849 reference to VLA decls in the second pass instead of first pass.
24851 2016-03-02 Tom de Vries <tom@codesourcery.com>
24853 PR tree-optimization/68659
24854 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
24855 new_expr == NULL_TREE.
24856 (get_new_name): Handle ADDR_EXPR.
24858 2016-03-02 Bin Cheng <bin.cheng@arm.com>
24860 PR rtl-optimization/69052
24861 * loop-invariant.c (canonicalize_address): New function.
24862 (inv_can_prop_to_addr_use): Check validity of address expression
24863 which is canonicalized by above function.
24865 2016-03-02 Alan Modra <amodra@gmail.com>
24868 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
24871 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24874 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
24875 (*movhi_internal): Put mask moves from and to memory separately
24876 from moves from/to GPRs.
24878 2016-03-02 Richard Biener <rguenther@suse.de>
24880 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
24881 GENERIC expressions in GIMPLE.
24883 2016-03-02 Richard Biener <rguenther@suse.de>
24885 * config/i386/i386.c (type_natural_mode): Fix typo.
24887 2016-03-02 Nick Clifton <nickc@redhat.com>
24889 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
24891 2016-03-02 Richard Biener <rguenther@suse.de>
24892 Uros Bizjak <ubizjak@gmail.com>
24895 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
24897 2016-03-02 Richard Biener <rguenther@suse.de>
24899 PR middle-end/67278
24900 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
24902 2016-03-02 Marek Polacek <polacek@redhat.com>
24905 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
24906 "is promoted to" warning.
24908 2016-03-01 DJ Delorie <dj@redhat.com>
24910 * config.gcc: Deprecate mep-*.
24912 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
24914 PR middle-end/70025
24915 * lra-constraints.c (regno_val_use_in): New.
24916 (match_reload): Use it instead of regno_use_in.
24918 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
24920 PR rtl-optimization/70007
24921 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
24922 references present in REG_EQUAL notes attached to non-SET patterns.
24924 2016-03-01 Jeff Law <law@redhat.com>
24926 PR tree-optimization/69196
24927 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24928 Appropriately clamp the number of statements to copy when the
24929 thread path does not traverse a loop backedge.
24931 PR tree-optimization/69196
24932 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24933 Do count some PHIs in the thread path against the insn count. Decrease
24934 final statement count by one as the control statement in the last
24935 block will get removed. Remove special cased code for handling PHIs
24938 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
24941 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
24942 asm dialect alternatives to explicit GOTPCREL calls.
24944 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
24947 * ira.c (do_reload): Issue warning for generic stack checking here...
24948 * reload1.c (reload): ...instead of here and streamline it.
24950 2016-03-01 Nick Clifton <nickc@redhat.com>
24952 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
24954 2016-03-01 Richard Biener <rguenther@suse.de>
24956 PR tree-optimization/69983
24957 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
24958 types and fall back to operand_equal_p.
24960 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24963 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24965 * config/s390/constraints.md ("jm8"): New constraint.
24966 * config/s390/predicates.md ("const_int_8bitset_operand"): New
24968 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
24970 ("*setmem_long<setmem_and>"): New pattern.
24971 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
24973 ("*setmem_long_31z<setmem_and>"): New pattern.
24974 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
24975 New substitution rules with the required attributes.
24978 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24981 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24983 * gensupport.c (process_substs_on_one_elem): Split loop to
24984 complete mark_operands_used_in_match_dup on all expressions in the
24986 (adjust_operands_numbers): Inline into process_substs_on_one_elem
24987 and remove function.
24989 2016-03-01 Richard Biener <rguenther@suse.de>
24991 PR middle-end/70022
24992 * fold-const.c (fold_indirect_ref_1): Fix range checking for
24993 vector BIT_FIELD_REF extract.
24995 2016-03-01 Richard Biener <rguenther@suse.de>
24997 PR tree-optimization/69994
24998 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
25000 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
25002 PR tree-optimization/69956
25003 * tree-vect-stmts.c (supportable_widening_operation): Support
25004 multi-step conversion of boolean vectors.
25005 (supportable_narrowing_operation): Likewise.
25007 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25009 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
25012 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25014 * config/s390/subst.md (DSI_VI): New mode iterator.
25015 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
25016 * config/s390/vector.md ("vec_set<mode>"): Move expander before
25017 the insn definition.
25018 ("*vec_set<mode>"): Change predicate and add alternative to
25019 support only either register or const_int operands as element
25021 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
25023 ("vec_extract<mode>"): New expander.
25024 ("*vec_extract<mode>"): New insn definition supporting reg and
25025 const_int element selectors.
25026 ("*vec_extract<mode>_plus"): New insn definition supporting
25027 reg+const_int element selectors.
25028 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
25029 following expander+insn definition.
25030 ("<vec_shifts_name><mode>3"): New expander.
25031 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
25033 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25035 * config/s390/s390.md ("*tabort_1"): Change predicate to
25036 nonmemory_operand. Add a second alternative to cover
25037 register as well as const int operands.
25038 ("*tabort_1_plus"): New pattern definition.
25040 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25042 * config/s390/s390.md ("*ashrdi3_cc_31")
25043 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
25044 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
25045 Merge insn definitions into ...
25046 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25047 New pattern definition.
25048 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
25049 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
25050 ("*ashr<mode>3_and"): Merge insn definitions into ...
25051 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25052 New pattern definition.
25053 * config/s390/subst.md ("addr_style_op_cc_subst")
25054 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
25055 substitutions patterns plus attributes.
25056 Add ashiftrt to SUBST iterator.
25058 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25060 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
25061 op2 to nonmemory_operand.
25062 ("*<shift>di3_31", "*<shift>di3_31_and"):
25063 Merge into single pattern definition ...
25064 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
25065 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
25066 pattern definition ...
25067 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
25068 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
25071 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25073 * config/s390/predicates.md (const_int_6bitset_operand): New
25075 * config/s390/s390.md: Include subst.md.
25076 ("rotl<mode>3"): New expander.
25077 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
25079 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
25080 * config/s390/subst.md: New file.
25082 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25084 * config/s390/s390.md ("op_type", "atype", "length" attributes):
25085 Remove RRR type. It doesn't really exist.
25086 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
25088 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
25089 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
25090 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
25091 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
25092 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
25093 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
25094 `enabled' attribute.
25096 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25098 * gensupport.c (process_substs_on_one_elem): Split loop to
25099 complete mark_operands_used_in_match_dup on all expressions in the
25101 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25102 and remove function.
25104 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25107 * config/sparc/sparc.c (NWORDS_UP): Rename to...
25108 (CEIL_NWORDS): ...this. Use CEIL macro.
25109 (compute_fp_layout): Adjust to above renaming.
25110 (function_arg_union_value): Likewise.
25111 (sparc_arg_partial_bytes): Likewise.
25112 (sparc_function_arg_advance): Likewise.
25114 2016-02-29 Jeff Law <law@redhat.com>
25116 PR tree-optimization/70005
25117 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
25118 where an object with a boolean range is compared against a value
25121 PR tree-optimization/69999
25122 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
25123 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
25126 2016-02-29 Richard Biener <rguenther@suse.de>
25128 PR tree-optimization/69994
25129 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
25130 (get_unary_op): Look through nop conversions.
25131 (ops_equal_values_p): New function, look for equality diregarding
25133 (eliminate_plus_minus_pair): Use ops_equal_values_p
25134 (repropagate_negates): Do not use get_unary_op here.
25136 2016-02-29 Martin Liska <mliska@suse.cz>
25138 * system.h: Poison ENABLE_CHECKING macro.
25140 2016-02-29 Martin Liska <mliska@suse.cz>
25142 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
25143 is presented in dump flags.
25144 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25145 (hsa_regalloc): Likewise.
25147 2016-02-19 Richard Biener <rguenther@suse.de>
25149 PR tree-optimization/69980
25150 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
25151 permutation of those we need to keep.
25153 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25156 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
25157 (NWORDS_UP): ...this
25158 (init_cumulative_args): Minor tweaks.
25159 (sparc_promote_function_mode): Likewise.
25160 (scan_record_type): Delete.
25161 (traverse_record_type): New function template.
25162 (classify_data_t): New structure type.
25163 (classify_registers): New inline function.
25164 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
25165 exhausted. Instantiate traverse_record_type on classify_registers and
25166 deal with the case of a structure passed in slot #15 with no FP field
25168 (assign_data_t): New structure type.
25169 (compute_int_layout): New static function.
25170 (compute_fp_layout): Likewise.
25171 (count_registers): New inline function.
25172 (assign_int_registers): New static function.
25173 (assign_fp_registers): Likewise.
25174 (assign_registers): New inline function.
25175 (function_arg_record_value_1): Delete.
25176 (function_arg_record_value_2): Likewise.
25177 (function_arg_record_value_3): Likewise.
25178 (function_arg_record_value): Adjust to above changes. Instantiate
25179 traverse_record_type on count_registers to first count the number of
25180 registers to be used and then on assign_registers to assign them.
25181 (function_arg_union_value): Adjust to above renaming.
25182 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
25183 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
25184 case of a structure passed in slot #15
25185 (sparc_function_arg_advance): Likewise.
25186 (function_arg_padding): Minor tweak.
25188 2016-02-29 Richard Biener <rguenther@suse.de>
25190 PR tree-optimization/69720
25191 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
25192 the adjustment_def path for possibly vectorized defs.
25193 (vect_create_epilog_for_reduction): Handle vectorized initial
25196 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
25198 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
25200 2016-02-27 Jeff Law <law@redhat.com>
25203 2016-02-26 Richard Biener <rguenther@suse.de>
25204 Jeff Law <law@redhat.com>
25206 PR tree-optimization/69740
25207 * cfghooks.c (remove_edge): Request loop fixups if we delete
25208 an edge that might turn an irreducible loop into a natural
25211 2016-02-27 Jakub Jelinek <jakub@redhat.com>
25213 PR rtl-optimization/69896
25214 * tree-vect-generic.c (get_compute_type): Avoid single element
25217 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
25219 Rename the AArch64 tuning option and related functions to enable the
25220 Newton series for the reciprocal square root to reflect its
25221 approximative characteristic.
25223 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
25224 function to "aarch64_emit_approx_rsqrt".
25225 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
25226 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
25227 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
25228 (xgene1_tunings): Likewise.
25229 (use_rsqrt_p): Likewise.
25230 (aarch64_emit_swrsqrt): Use new function name.
25231 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
25232 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
25233 text explaining this option.
25234 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
25236 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25239 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
25240 complain about -mallow-movmisalign without -mvsx if
25241 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
25243 2016-02-26 Joel Sherrill <joel@rtems.org>
25245 * config.gcc: Add x86_64-*-rtems*.
25246 * config/i386/rtems-64.h: New file.
25248 2016-02-26 Joel Sherrill <joel@rtems.org>
25250 * config.gcc: Add aarch64-*-rtems*.
25251 * config/aarch64/rtems.h: New file.
25253 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
25256 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
25257 shift amount using %h. Add comment.
25259 2016-02-26 Richard Biener <rguenther@suse.de>
25260 Jeff Law <law@redhat.com>
25262 PR tree-optimization/69740
25263 * cfghooks.c (remove_edge): Request loop fixups if we delete
25264 an edge that might turn an irreducible loop into a natural
25267 2016-02-26 Martin Jambor <mjambor@suse.cz>
25269 PR middle-end/69920
25270 * tree-sra.c (sra_modify_assign): Do not remove loads of
25271 uninitialized aggregates to SSA_NAMEs.
25273 2016-02-26 Richard Henderson <rth@redhat.com>
25276 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
25277 pseudo in case the target rtx matches the source of the left
25280 2016-02-26 Martin Jambor <mjambor@suse.cz>
25283 * hsa.h (hsa_type_packed_p): Declare.
25284 * hsa.c (hsa_type_packed_p): New function.
25285 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
25287 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
25288 * hsa-brig.c (emit_basic_insn): Likewise.
25290 2016-02-26 Martin Jambor <mjambor@suse.cz>
25293 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
25295 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
25297 2016-02-26 Martin Jambor <mjambor@suse.cz>
25299 * hsa.h (is_a_helper): New overload for hsa_op_immed for
25300 hsa_op_with_type operands.
25301 (hsa_unsigned_type_for_type): Declare.
25302 * hsa.c (hsa_unsigned_type_for_type): New function.
25303 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
25304 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
25305 the finalizer. Do not emit extra move.
25307 2016-02-26 Martin Jambor <mjambor@suse.cz>
25309 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
25310 atomic operations in private segment.
25312 2016-02-26 Martin Jambor <mjambor@suse.cz>
25314 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
25315 statements to wi->info. Also disallow omp simd constructs.
25316 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
25317 for not gridifying. Dump special string for omp_for.
25319 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25322 * config/aarch64/aarch64.c (aarch64_set_current_function):
25323 Save/restore target globals when switching to
25324 target_option_default_node.
25326 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25329 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
25330 Return 0 if !SHIFT_COUNT_TRUNCATED.
25332 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25333 Eric Botcazou <ebotcazou@adacore.com>
25335 PR rtl-optimization/69891
25336 * dse.c (scan_insn): If we can't figure out memset arguments
25337 or they are non-constant, call clear_rhs_from_active_local_stores.
25339 2016-02-26 Martin Liska <mliska@suse.cz>
25341 * doc/extend.texi: Mention clog10, clog10f an clog10l
25342 in Builtins section.
25344 2016-02-26 Martin Liska <mliska@suse.cz>
25346 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
25348 (resolve_args_picking_1): Likewise.
25349 * dwarf2out.h (struct GTY): Likewise.
25351 2016-02-26 Martin Liska <mliska@suse.cz>
25353 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
25354 with flag_checking.
25355 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25357 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
25358 Martin Liska <mliska@suse.cz>
25360 * doc/install.texi: Mention --enable-valgrind-annotations.
25362 2016-02-26 Richard Biener <rguenther@suse.de>
25364 PR tree-optimization/69551
25365 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
25366 looking through aliases adjust DECL_PT_UID to refer to the
25367 ultimate alias target.
25369 2016-02-25 Martin Liska <mliska@suse.cz>
25371 PR middle-end/69919
25372 * alloc-pool.c (after_memory_report): New variable.
25373 * alloc-pool.h (base_pool_allocator ::release): Do not use
25374 the infrastructure if after_memory_report.
25375 * toplev.c (toplev::main): Mark after memory report.
25377 2016-02-25 Richard Biener <rguenther@suse.de>
25379 PR tree-optimization/48795
25380 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
25382 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
25385 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
25386 offloading is enabled and -fopenacc or -fopenmp is specified.
25387 (CRTOFFLOADEND): Likewise.
25388 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
25389 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
25390 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
25391 (offload_objects_file_name): New static var.
25392 (tool_cleanup): Remove offload_objects_file_name file.
25393 (find_offloadbeginend): Replace with ...
25394 (find_crtoffloadtable): ... this.
25395 (run_gcc): Remove offload_argc and offload_argv.
25396 Get offload_objects_file_name from -foffload-objects=... option.
25397 Read names of object files with offload from this file, pass them to
25398 compile_images_for_offload_targets. Don't call find_offloadbeginend and
25399 don't pass offloadbegin and offloadend to the linker. Don't pass
25400 offload non-LTO files to the linker, because now they're not claimed.
25402 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
25405 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
25406 on builtin_unreachable.
25408 2016-02-25 Jakub Jelinek <jakub@redhat.com>
25410 PR rtl-optimization/69896
25411 * regcprop.c: Include cfgrtl.h.
25412 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
25413 than remembered mode, either delete it (if noop_move_p), or
25414 treat like copy_p but not noop_p instruction.
25416 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25419 * dwarf2out.c (gen_variable_die): Work around buggy LTO
25420 - allow NULL decl for Fortran DW_TAG_common_block variables.
25422 2016-02-24 Jason Merrill <jason@redhat.com>
25424 * common.opt (flifetime-dse): Add -flifetime-dse=1.
25426 2016-02-24 Richard Biener <rguenther@suse.de>
25427 Jakub Jelinek <jakub@redhat.com>
25429 PR middle-end/69760
25430 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
25431 conditionally executed ops to well-defined overflow behavior.
25433 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25435 PR middle-end/69915
25436 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
25439 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25441 PR rtl-optimization/69886
25442 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
25443 argument. Use it when checking validity of set instructions.
25444 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
25445 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
25447 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
25448 * store-motion.c (find_moveable_store): Update
25449 can_assign_to_reg_without_clobbers_p callsite.
25451 2016-02-24 Richard Biener <rguenther@suse.de>
25453 PR middle-end/68963
25454 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
25456 (record_nonwrapping_iv): Do not fall back to the low/high bound
25457 for non-constant IV bases if the stmt is not always executed.
25459 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25461 * config/arm/arm-cores.def (cortex-a32): New entry.
25462 * config/arm/arm-tables.opt: Regenerate.
25463 * config/arm/arm-tune.md: Regenerate.
25464 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
25465 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
25466 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
25467 for -mcpu and -mtune.
25469 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25472 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
25473 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
25474 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
25475 (atomic_loaddi_1): Delete.
25476 (atomic_loaddi): Rewrite expander using the above changes.
25478 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25481 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
25484 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25485 Richard Biener <rguenth@suse.de>
25487 PR middle-end/69909
25488 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
25489 set_mem_attributes if tem is SSA_NAME which got expanded
25492 2016-02-24 Richard Biener <rguenther@suse.de>
25494 PR tree-optimization/69907
25495 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
25496 end of permutations for BB vectorization.
25498 2016-02-24 Christian Bruel <christian.bruel@st.com>
25500 * config/arm/arm-c.c (arm_option_override): Initialize
25501 target_option_current_node.
25502 * config/arm/arm.c (arm_pragma_target_parse): Replace
25503 build_target_option_node call by target_option_current_node.
25504 Set target_option_current_node.
25507 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
25510 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
25511 define_insn_and_split to define_insn.
25512 (zero_extendqi<mode>2_dot2): Same.
25513 (extendqi<mode>2_dot): Same.
25514 (extendqi<mode>2_dot2): Same.
25516 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25518 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
25519 and add bypass for AES{D,E} and AESMC pairs.
25520 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
25523 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25525 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
25526 series for reciprocal square root in Exynos M1.
25528 2016-02-23 Martin Sebor <msebor@redhat.com>
25531 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
25532 __builtin_alloca_with_align.
25534 2016-02-23 Richard Henderson <rth@redhat.com>
25536 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
25537 (ix86_register_pragmas): Remove __seg_tls.
25538 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
25539 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
25540 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
25541 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
25542 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
25543 * doc/extend.texi (__seg_tls): Remove item.
25545 2016-02-23 Richard Biener <rguenther@suse.de>
25547 * alloc-pool.h (struct allocation_object): Make id member
25548 conditional on CHECKING_P again.
25549 (get_instance): Adjust.
25550 (base_pool_allocator): Likewise.
25552 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
25554 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
25555 (parallelize_loops): In OpenACC kernels mode, set n_threads to
25557 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
25559 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
25561 2016-02-23 Richard Biener <rguenther@suse.de>
25563 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
25564 * bitmap.h (struct bitmap_usage): Likewise.
25565 (bitmap_move): Declare.
25566 * bitmap.c (register_overhead): Take size_t argument.
25567 (bitmap_move): New function.
25568 * df-problems.c (df_rd_transfer_function): Use bitmap_move
25569 to properly account overhead.
25570 * tree.c (free_node): Use tree_size.
25572 2016-02-23 Jakub Jelinek <jakub@redhat.com>
25575 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
25576 when inverting comparison.
25579 * common.opt (Wunreachable-code): Add Warning flag.
25581 2016-02-23 Mark Wielaard <mjw@redhat.com>
25582 Jakub Jelinek <jakub@redhat.com>
25585 * cgraphunit.c (check_global_declaration): Check main_input_filename
25586 and DECL_SOURCE_FILE are not NULL.
25588 2016-02-23 Martin Jambor <mjambor@suse.cz>
25590 PR tree-optimization/69666
25591 * tree-sra.c (sra_modify_assign): Do not attempt to create
25592 default_def replacements for unscalarizable regions.
25594 2016-02-20 Mark Wielaard <mjw@redhat.com>
25597 * cgraphunit.c (check_global_declaration): Check level of
25598 warn_unused_const_variable and main_input_filename.
25599 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
25600 (-Wunused-variable): For C implies -Wunused-const-variable=1.
25601 (-Wunused-const-variable): Explain levels 1 and 2.
25603 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25606 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
25607 identical arguments. Formatting and spelling fixes.
25610 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
25615 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
25616 and m68k-devices.def.
25617 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
25618 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
25620 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
25622 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
25623 and HImode registers.
25625 2016-02-22 Richard Biener <rguenther@suse.de>
25627 PR tree-optimization/69882
25628 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
25629 preserve permutations present because of gaps.
25630 (vect_supported_load_permutation_p): Always continue checking
25631 permutations after vect_attempt_slp_rearrange_stmts.
25633 2016-02-22 Bin Cheng <bin.cheng@arm.com>
25635 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
25636 min_profitable_estimate, rather than min_profitable_iters.
25638 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25641 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
25642 SImode for last match_operand.
25644 2016-02-22 Martin Liska <mliska@suse.cz>
25646 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
25647 return bitsize - 1 as the return value.
25649 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
25653 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
25654 Handle negative shift counts.
25655 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
25656 force_reg on the shift constant.
25657 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
25658 (lshrsi3_d): Handle negative shift counts.
25660 2016-02-22 Richard Biener <rguenther@suse.de>
25661 Tom de Vries <tom@codesourcery.com>
25663 * graph.c: Include dumpfile.h.
25664 (print_graph_cfg): Split into three overloads.
25665 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
25667 2016-02-22 Tom de Vries <tom@codesourcery.com>
25669 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
25672 2016-02-22 Richard Biener <rguenther@suse.de>
25675 * ipa-inline-transform.c (inline_call): When not updating
25676 overall summaries adjust self size by the growth estimate.
25677 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
25678 hash-set, do not update overall summaries here. Renamed from ...
25679 (inline_to_all_callers): ... this which is now wrapping the
25680 above and performing delayed overall summary update.
25681 (early_inline_small_functions): Delay updating of the overall
25684 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
25686 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
25689 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25692 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
25693 :%* in %:gt() argument.
25694 (greater_than_spec_func): Adjust for expecting only numbers,
25695 if there are more than two numbers, compare the last two.
25697 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
25699 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
25700 -Wnarrowing with -std.
25702 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25705 * expr.c (store_field): Don't use bit-field path if exp is
25706 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
25707 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
25708 and the assignment can be performed by bitwise copy. Formatting
25711 PR middle-end/69838
25712 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
25713 call copy_reg_eh_region_note_forward on before and/or after sequences
25714 and remove note from insn if it no longer can throw.
25717 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
25718 if TARGET_AVX512BW.
25720 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25722 * config/s390/vector.md: Add missing commutative operand markers
25723 to the patterns which qualify for one.
25724 * config/s390/vx-builtins.md: Likewise.
25726 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25728 * config/s390/vector.md (VI, VI_QHS): Add single element vector
25729 types to mode iterators.
25730 (vec_double): ... and mode attribute.
25731 * config/s390/vx-builtins.md (non_vec_int): Likewise.
25733 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25735 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
25736 Change the predicate of op2 from nonimmediate to general and let
25737 reload fix it if necessary.
25739 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25741 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
25743 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25745 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
25748 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25750 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
25751 * config/s390/s390.c (s390_expand_vec_movstr): New function.
25752 * config/s390/s390.md ("movstr<P:mode>"): Call
25753 s390_expand_vec_movstr.
25755 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25757 * config/s390/s390.md: Add missing output modifier for operand 1
25758 to print it as address properly.
25760 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25762 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
25763 * config/s390/2964.md: New file.
25764 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
25765 of insn grouping attributes depending on the CPU level.
25766 (s390_get_unit_mask): New function.
25767 (s390_sched_score): Remove the OOO from the scheduling macros.
25768 Add loop to calculate a score for the instruction mix.
25769 (s390_sched_reorder): Likewise plus improve debug output.
25770 (s390_sched_variable_issue): Rename macros as above. Calculate
25771 the unit distances after actually scheduling an insn. Improve
25773 (s390_sched_init): Clear last_scheduled_unit_distance array.
25774 * config/s390/s390.md: Include 2964.md.
25776 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25779 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
25780 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
25781 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
25782 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
25783 *avx512f_<code>v8div16qi2_mask_1): New insns.
25785 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
25788 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
25791 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
25792 earlyclobber from target. Use wF constraint for fused memory
25794 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
25796 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25797 Martin Liska <mliska@suse.cz>
25800 * cfgexpand.c (asan_sanitize_stack_p): New function.
25801 (partition_stack_vars): Use the function.
25802 (expand_stack_vars): Likewise.
25803 (defer_stack_allocation): Likewise.
25804 (expand_used_vars): Likewise.
25806 2016-02-18 Richard Biener <rguenther@suse.de>
25808 PR middle-end/69553
25809 * fold-const.c (operand_equal_p): Properly compare offsets for
25810 IMAGPART_EXPR and ARRAY_REF.
25812 2016-02-18 Nick Clifton <nickc@redhat.com>
25816 * config/arm/arm.c (arm_option_override_internal): Disable
25817 interworking if the target does not support thumb instructions.
25818 (arm_reload_in_hi): Handle the case where a register to register
25819 move needs reloading because there is no simple pattern to handle
25821 (arm_reload_out_hi): Likewise.
25823 2016-02-18 Richard Biener <rguenther@suse.de>
25825 PR middle-end/69854
25826 * match.pd: Don't use fold_binary or fold_unary for folding
25829 2016-02-17 Jakub Jelinek <jakub@redhat.com>
25832 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
25833 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
25834 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
25835 warn on gimple_no_warning_p statements.
25837 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
25839 * doc/extend.texi (C++ Attributes): Correct description of
25840 warn_unused type attribute.
25842 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25844 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
25845 correct instruction.
25847 2016-02-17 Richard Biener <rguenther@suse.de>
25849 PR rtl-optimization/69609
25850 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
25851 (find_traces_1_round): When ending a trace update cached priority
25853 (bb_to_key): Use cached priority when available.
25854 (copy_bb): Initialize cached priority.
25855 (reorder_basic_blocks_software_trace_cache): Likewise.
25857 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25860 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
25862 (aarch64_comparison_operator): Break overly long line into two.
25863 (aarch64_comparison_operation): Likewise.
25864 * config/aarch64/aarch64.md (cstorecc4): Use
25865 aarch64_comparison_operator_mode instead of
25866 aarch64_comparison_operator.
25867 (cstore<mode>4): Likewise.
25868 (aarch64_cstore<mode>): Likewise.
25869 (*cstoresi_insn_uxtw): Likewise.
25870 (cstore<mode>_neg): Likewise.
25871 (*cstoresi_neg_uxtw): Likewise.
25873 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25876 * config/arm/predicates.md (arm_comparison_operator_mode):
25878 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
25879 instead of arm_comparison_operator.
25880 (*mov_negscc): Likewise.
25881 (*mov_notscc): Likewise.
25882 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
25883 (*thumb2_mov_negscc): Likewise.
25884 (*thumb2_mov_negscc_strict_it): Likewise.
25885 (*thumb2_mov_notscc): Likewise.
25886 (*thumb2_mov_notscc_strict_it): Likewise.
25888 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
25890 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
25891 Add missing return.
25893 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
25895 * config/visium/visium.c (machine_libfunc_index): New enum.
25896 (machine_libfuncs): New structure.
25897 (visium_libfuncs): New static variable.
25898 (TARGET_INIT_LIBFUNCS): Define to...
25899 (visium_init_libfuncs): ...this. New function.
25900 (expand_block_move_4): Use the appropriate libfunc.
25901 (expand_block_move_2): Likewise.
25902 (expand_block_move_1): Likewise.
25903 (expand_block_set_4): Likewise.
25904 (expand_block_set_2): Likewise.
25905 (expand_block_set_1): Likewise.
25906 (visium_trampoline_init): Likewise.
25908 2016-02-17 Nick Clifton <nickc@redhat.com>
25910 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
25911 TI's devices.csv file as of March 2016.
25913 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
25916 * opts-global.c (handle_common_deferred_options): Introduce and
25917 initialize two global variables to remember command-line options
25918 specifying a stack-limiting register.
25919 * opts.h: Add extern declarations of the two new global variables.
25920 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
25921 variable based on the values of the two new global variables.
25923 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25926 * common.opt (Wnonnull-compare): New warning.
25927 * doc/invoke.texi (-Wnonnull): Remove text about comparison
25928 of arguments against NULL.
25929 (-Wnonnull-compare): Document.
25930 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
25931 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
25932 * passes.def (pass_warn_nonnull_compare): Add.
25933 * gimple-ssa-nonnull-compare.c: New file.
25935 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25937 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
25938 AARCH64_EXTRA_TUNE_RECIP_SQRT.
25940 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25942 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
25943 reciprocal sqrt for -mlow-precision-recip-sqrt.
25945 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25946 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25948 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
25949 always use lane loads to construct non-constant vectors.
25951 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25953 * config/aarch64/aarch64.md
25954 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
25955 constraints for operand 3.
25956 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
25958 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25959 Richard Biener <rguenther@suse.de>
25961 PR tree-optimization/69820
25962 * tree-vect-patterns.c (type_conversion_p): Return false if
25963 *orig_type is unsigned single precision or boolean.
25964 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
25967 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25969 PR rtl-optimization/69764
25970 PR rtl-optimization/69771
25971 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
25972 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
25974 2016-02-16 Richard Biener <rguenther@suse.de>
25976 PR tree-optimization/69776
25977 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
25979 (indirect_refs_may_alias_p): Likewise.
25980 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
25981 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
25982 according to tbaa_p.
25983 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
25984 (optimize_stmt): For redundant store discovery do not allow tbaa.
25986 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
25988 PR tree-optimization/69714
25989 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
25990 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
25992 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
25994 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
25995 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
25996 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
25997 * config/arc/arc.c (arc_init): Check FPU options.
25998 (get_arc_condition_code): Handle new CC_FPU* modes.
25999 (arc_select_cc_mode): Likewise.
26000 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
26001 register pair only. Allow access for ARCv2 accumulator.
26002 (gen_compare_reg): Whenever we have FPU support use FPU compare
26004 (arc_reorg): Don't generate brcc insns when FPU compare
26005 instructions are involved.
26006 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
26007 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
26008 floating point emulation.
26009 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
26010 (REVERSE_CONDITION): Add new CC_FPU* modes.
26011 (TARGET_FP_SP_BASE): Define.
26012 (TARGET_FP_DP_BASE): Likewise.
26013 (TARGET_FP_SP_FUSED): Likewise.
26014 (TARGET_FP_DP_FUSED): Likewise.
26015 (TARGET_FP_SP_CONV): Likewise.
26016 (TARGET_FP_DP_CONV): Likewise.
26017 (TARGET_FP_SP_SQRT): Likewise.
26018 (TARGET_FP_DP_SQRT): Likewise.
26019 (TARGET_FP_DP_AX): Likewise.
26020 * config/arc/arc.md (ARCV2_ACC): New constant.
26021 (type): New fpu type attribute.
26022 (SDF): Conditional iterator.
26023 (cstore<mode>, cbranch<mode>): Change expand condition.
26024 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
26025 handles FPU/FPX cases as well.
26026 * config/arc/arc.opt (mfpu): New option.
26027 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
26029 (adddf3, muldf3, subdf3): Removed.
26030 * config/arc/predicates.md (proper_comparison_operator): Recognize
26032 * config/arc/fpu.md: New file.
26033 * doc/invoke.texi (ARC Options): Document mfpu option.
26035 2016-02-16 Richard Biener <rguenther@suse.de>
26037 PR rtl-optimization/69291
26038 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
26039 noce_operand_ok check.
26041 2016-02-16 Tom de Vries <tom@codesourcery.com>
26044 * omp-low.c (simd_clone_create): Remove call to
26045 symtab->call_cgraph_insertion_hooks.
26047 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26049 PR tree-optimization/69802
26050 * tree-ssa-reassoc.c (update_range_test): If op is
26051 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
26052 op == 1 test of precision 1 integral op, otherwise handle
26053 that case as op itself. Fix up formatting.
26054 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
26057 2016-02-16 Richard Biener <rguenther@suse.de>
26059 PR tree-optimization/69586
26060 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
26061 types for conversion sources.
26063 2016-02-16 Richard Biener <rguenther@suse.de>
26065 PR middle-end/69801
26066 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
26067 mask OEP_ADDRESS_OF.
26069 2016-02-16 Alan Modra <amodra@gmail.com>
26072 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
26073 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
26074 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
26076 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
26077 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
26078 (p8_fmrgow_<mode>): Likewise.
26079 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
26081 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
26082 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
26083 to use movdi_internal64. Remove op0_di.
26084 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
26086 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
26088 Add support for the FCCMP insn types
26090 * config/aarch64/aarch64.md (fccmp): Change insn type.
26091 (fccmpe): Likewise.
26092 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
26093 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
26094 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
26095 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
26096 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
26097 * config/arm/types.md (fccmps): Add new insn type.
26098 (fccmpd): Likewise.
26100 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
26102 * alias.c (get_alias_set): Fix a typo in comment.
26104 2016-02-15 Richard Biener <rguenther@suse.de>
26106 PR tree-optimization/69595
26107 * match.pd: Complete range test simplification to true.
26109 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
26111 PR rtl-optimization/69648
26112 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
26113 pic_offset_table_rtx.
26115 PR rtl-optimization/69752
26116 * ira.c (update_equiv_regs): When looking for more than a single SET,
26117 also take other side effects into account.
26119 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26121 * config/s390/s390.c (s390_function_profiler): Add a new sequence
26122 for z900+ CPUs in 31-bit mode.
26124 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26126 * common/config/s390/s390-common.c (s390_supports_split_stack):
26128 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
26129 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
26130 * config/s390/s390.c (struct machine_function): New field
26131 split_stack_varargs_pointer.
26132 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
26133 in s390_emit_prologue.
26134 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
26136 (morestack_ref): New global.
26137 (SPLIT_STACK_AVAILABLE): New macro.
26138 (s390_expand_split_stack_prologue): New function.
26139 (s390_live_on_entry): New function.
26140 (s390_va_start): Use split-stack vararg pointer if appropriate.
26141 (s390_asm_file_end): Emit the split-stack note sections.
26142 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
26143 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
26144 (UNSPECV_SPLIT_STACK_CALL): New unspec.
26145 (UNSPECV_SPLIT_STACK_DATA): New unspec.
26146 (split_stack_prologue): New expand.
26147 (split_stack_space_check): New expand.
26148 (split_stack_data): New insn.
26149 (split_stack_call): New expand.
26150 (split_stack_call_*): New insn.
26151 (split_stack_cond_call): New expand.
26152 (split_stack_cond_call_*): New insn.
26154 2016-02-15 Richard Biener <rguenther@suse.de>
26156 PR tree-optimization/69783
26157 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26158 Add trivially correct cases.
26160 2016-02-15 Tom de Vries <tom@codesourcery.com>
26163 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
26165 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
26167 2016-02-15 Richard Biener <rguenther@suse.de>
26169 PR tree-optimization/69776
26170 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
26171 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
26172 indicate whether we can use TBAA to disambiguate against stores.
26173 Use alias-set zero if not.
26174 (visit_reference_op_store): Do not use TBAA when looking up
26176 * tree-ssa-pre.c (compute_avail): Use TBAA here.
26177 (eliminate_dom_walker::before_dom_children): But not when looking
26178 up redundant stores.
26180 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
26182 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
26184 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26186 * config/i386/znver1.md
26187 (znver1_pop, znver1_pop_mem,
26188 znver1_load_imov_double_store,
26189 znver1_load_imov_direct_store,
26190 znver1_load_imov_direct_load,
26191 znver1_load_imov_double_load): Add new.
26192 (znver1_insn, znver1_insn_load): Add icmov type.
26193 (znver1_sseavx_fma,
26194 znver1_sseavx_fma_load,
26196 znver1_avx256_fma_load): Fix pipe usage.
26198 2016-02-14 Alan Modra <amodra@gmail.com>
26201 * reload.c (find_reloads_address_1): For pre/post-inc/dec
26202 with an invalid hard reg, reload just the reg not the entire
26203 pre/post-inc/dec address expression.
26205 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26208 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
26209 fixed R1_REG scratch reg.
26210 (sibcall_value_pcrel_fdpic): Likewise.
26212 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26216 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
26218 2016-02-12 Walter Lee <walt@tilera.com>
26220 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
26221 * config/tilegx/t-tilegx: Likewise.
26223 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26226 * diagnostic-show-locus.c (struct line_span): New struct.
26227 (layout::get_first_line): Delete.
26228 (layout::get_last_line): Delete.
26229 (layout::get_num_line_spans): New member function.
26230 (layout::get_line_span): Likewise.
26231 (layout::print_heading_for_line_span_index_p): Likewise.
26232 (layout::get_expanded_location): Likewise.
26233 (layout::calculate_line_spans): Likewise.
26234 (layout::m_first_line): Delete.
26235 (layout::m_last_line): Delete.
26236 (layout::m_line_spans): New field.
26237 (layout::layout): Update comment. Replace m_first_line and
26238 m_last_line with m_line_spans, replacing their initialization
26239 with a call to calculate_line_spans.
26240 (diagnostic_show_locus): When printing source lines and
26241 annotations, rather than looping over a single span
26242 of lines, instead loop over each line_span within
26243 the layout, with an inner loop over the lines within them.
26244 Call the context's start_span callback when changing line spans.
26245 * diagnostic.c (diagnostic_initialize): Initialize start_span.
26246 (diagnostic_build_prefix): Break out the building of the location
26247 part of the string into...
26248 (diagnostic_get_location_text): ...this new function, rewriting
26249 it from nested ternary expressions to a sequence of "if"
26251 (default_diagnostic_start_span_fn): New function.
26252 * diagnostic.h (diagnostic_start_span_fn): New typedef.
26253 (diagnostic_context::start_span): New field.
26254 (default_diagnostic_start_span_fn): New prototype.
26256 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26259 * gcc.c (driver::finalize): Fix cleanup of "specs".
26261 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26265 * gcc.c (driver::driver): Initialize m_option_suggestions.
26266 (driver::~driver): Clean up m_option_suggestions.
26267 (suggest_option): Convert to...
26268 (driver::suggest_option): ...this, and split out into
26269 driver::build_option_suggestions and find_closest_string.
26270 (driver::build_option_suggestions): New function, from
26271 first half of suggest_option. Special-case
26272 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
26273 the sanitizer_opts array. For options of enum types, add the
26274 various enum values to the candidate strings.
26275 (driver::handle_unrecognized_options): Remove "const".
26276 * gcc.h (driver::handle_unrecognized_options): Likewise.
26277 (driver::build_option_suggestions): New decl.
26278 (driver::suggest_option): New decl.
26279 (driver::m_option_suggestions): New field.
26280 * opts-common.c (add_misspelling_candidates): New function.
26281 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
26282 and make non-static.
26283 * opts.h (sanitizer_opts): New array decl.
26284 (add_misspelling_candidates): New function decl.
26285 * spellcheck.c (find_closest_string): New function.
26286 * spellcheck.h (find_closest_string): New function decl.
26288 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26290 PR rtl-optimization/69764
26291 PR rtl-optimization/69771
26292 * optabs.c (expand_binop_directly): For shift_optab_p, force
26293 convert_modes with VOIDmode if xop1 has VOIDmode.
26295 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
26298 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
26299 to correctly determine instrumentation thunks.
26301 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26304 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
26305 type by reference, force lhs on the call.
26308 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
26309 Compute retval and retbnd early in all cases if split_part_return_p
26310 and return_bb is not EXIT. Remove all clobber stmts and reset
26311 all debug stmts that refer to SSA_NAMEs defined in split part,
26312 except if it is retval, in that case replace the old retval with the
26313 lhs of the call to the split part.
26315 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26318 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26320 PR middle-end/66726
26321 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26322 whose result is used in PHI.
26323 (maybe_optimize_range_tests): Likewise.
26324 (final_range_test_p): Likweise.
26326 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26328 PR middle-end/66726
26329 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26330 whose result is used in PHI.
26331 (maybe_optimize_range_tests): Likewise.
26332 (final_range_test_p): Likweise.
26334 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26336 * cgraph.c: Spelling fixes - behaviour -> behavior and
26337 neighbour -> neighbor.
26338 * target.def: Likewise.
26339 * sel-sched.c: Likewise.
26340 * config/mips/mips.c: Likewise.
26341 * config/arc/arc.md: Likewise.
26342 * config/arm/cortex-a57.md: Likewise.
26343 * config/arm/arm.c: Likewise.
26344 * config/arm/neon.md: Likewise.
26345 * config/arm/arm-c.c: Likewise.
26346 * config/vms/vms-c.c: Likewise.
26347 * config/s390/s390.c: Likewise.
26348 * config/i386/znver1.md: Likewise.
26349 * config/i386/i386.c: Likewise.
26350 * config/ia64/hpux-unix2003.h: Likewise.
26351 * config/msp430/msp430.md: Likewise.
26352 * config/rx/rx.c: Likewise.
26353 * config/rx/rx.md: Likewise.
26354 * config/aarch64/aarch64-simd.md: Likewise.
26355 * config/aarch64/aarch64.c: Likewise.
26356 * config/nvptx/nvptx.c: Likewise.
26357 * config/bfin/bfin.c: Likewise.
26358 * config/cris/cris.opt: Likewise.
26359 * config/rs6000/rs6000.c: Likewise.
26360 * target.h: Likewise.
26361 * spellcheck.c: Likewise.
26362 * ira-build.c: Likewise.
26363 * tree-inline.c: Likewise.
26364 * builtins.c: Likewise.
26365 * lra-constraints.c: Likewise.
26366 * explow.c: Likewise.
26367 * hwint.h: Likewise.
26368 * targhooks.c: Likewise.
26369 * tree-vect-data-refs.c: Likewise.
26370 * expr.c: Likewise.
26371 * doc/tm.texi: Likewise.
26372 * doc/extend.texi: Likewise.
26373 * doc/install.texi: Likewise.
26374 * doc/md.texi: Likewise.
26375 * tree-ssa-tail-merge.c: Likewise.
26376 * sched-int.h: Likewise.
26377 * match.pd: Likewise.
26378 * sched-ebb.c: Likewise.
26379 * target.def (omit_struct_return_reg): Likewise.
26380 * gimple-ssa-isolate-paths.c: Likewise.
26381 (find_implicit_erroneous_behaviour): Renamed to...
26382 (find_implicit_erroneous_behavior): ... this.
26383 (find_explicit_erroneous_behaviour): Renamed to...
26384 (find_explicit_erroneous_behavior): ... this.
26385 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
26387 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
26389 PR rtl-optimization/64682
26390 PR rtl-optimization/69567
26391 PR rtl-optimization/69737
26392 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
26393 in I2 as well, just lose it.
26395 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26397 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
26399 (aarch64_last_printed_tune_string): Likewise.
26400 (aarch64_declare_function_name): Only output .arch assembler
26401 directive if it will be different from the previously output
26402 directive. Same for .tune comment but only if -dA is set.
26403 (aarch64_start_file): New function.
26404 (TARGET_ASM_FILE_START): Define.
26406 2016-02-11 David Malcolm <dmalcolm@redhat.com>
26409 * Makefile.in (PLUGIN_HEADERS): Add params.list.
26411 2016-02-11 Jakub Jelinek <jakub@redhat.com>
26414 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
26415 -Wmaybe-uninitialized warning.
26417 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
26420 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
26422 2016-02-11 Richard Biener <rguenther@suse.de>
26424 PR rtl-optimization/69291
26425 * ifcvt.c (noce_try_store_flag_constants): Do not allow
26426 subexpressions affected by changing the result.
26428 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
26431 * lra-constraints.c (curr_insn_transform): Find in/out operands
26432 for secondary memory moves. Update dups.
26434 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
26436 PR tree-optimization/69652
26437 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
26438 to nested loop, did source re-formatting, skip debug statements,
26439 add check on statement with volatile operand, remove dead scalar
26442 2016-02-10 Jakub Jelinek <jakub@redhat.com>
26443 Patrick Palka <ppalka@gcc.gnu.org>
26447 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
26448 calls if the return type is TREE_ADDRESSABLE.
26449 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
26450 * ipa-split.c (split_function): Fix doubled "we" in comment.
26451 Use void return type for the split part even if
26452 !split_point->split_part_set_retval.
26454 2016-02-10 Bin Cheng <bin.cheng@arm.com>
26456 PR tree-optimization/68021
26457 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
26458 when computing the value of biv cand by itself.
26460 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26462 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
26463 (cortexa57_tunings): Likewise.
26464 (cortexa72_tunings): Likewise.
26465 (arch_macro_fusion_pair_p): Add support for AES fusion.
26466 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
26467 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
26468 Allow virtual registers before reload so early scheduling works.
26469 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
26470 correct latency and pipeline.
26471 (cortex_a57_crypto_complex): Likewise.
26472 (cortex_a57_crypto_xor): Likewise.
26473 (define_bypass): Add AES bypass.
26475 2016-02-10 Richard Biener <rguenther@suse.de>
26477 PR tree-optimization/69726
26478 * passes.def: Add DCE pass before late uninit.
26479 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
26480 really fixup if-conversions job.
26482 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26484 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
26485 (arm_cortex_a57_tune): Likewise.
26486 (aarch_macro_fusion_pair_p): Add support for AES fusion.
26487 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
26489 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
26491 * timevar.def (TV_PHASE_DBGINFO): Delete.
26492 (TV_PHASE_CHECK_DBGINFO): Likewise.
26493 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
26495 2016-02-10 Richard Biener <rguenther@suse.de>
26497 PR tree-optimization/69719
26498 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26499 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
26501 2016-02-09 Andrew Pinski <apinski@cavium.com>
26504 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
26505 get_vcond_mask_icode returns false.
26507 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
26510 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
26511 an ADDIS that adds a pointer to a large constant that sets the
26512 upper16 bits with a load operation.
26514 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26517 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
26519 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
26521 (vzipq_s16): Likewise.
26522 (vzipq_s32): Likewise.
26523 (vzipq_f32): Likewise.
26524 (vzipq_u8): Likewise.
26525 (vzipq_u16): Likewise.
26526 (vzipq_u32): Likewise.
26527 (vzipq_p8): Likewise.
26528 (vzipq_p16): Likewise.
26530 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26533 * config/arm/arm.c (neon_endian_lane_map): New function.
26534 (neon_vector_pair_endian_lane_map): New function.
26535 (arm_evpc_neon_vuzp): Allow for big endian lane order.
26536 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
26538 (vuzpq_s16): Likewise.
26539 (vuzpq_s32): Likewise.
26540 (vuzpq_f32): Likewise.
26541 (vuzpq_u8): Likewise.
26542 (vuzpq_u16): Likewise.
26543 (vuzpq_u32): Likewise.
26544 (vuzpq_p8): Likewise.
26545 (vuzpq_p16): Likewise.
26547 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
26550 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
26553 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
26555 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
26556 truncate const_int operand 1 to QImode.
26558 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
26560 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
26561 corresponding to an abnormal edge.
26563 2016-02-09 Tom de Vries <tom@codesourcery.com>
26565 PR tree-optimization/69599
26566 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
26568 (find_func_aliases_for_builtin_call, find_func_clobbers)
26569 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
26572 2016-02-09 Richard Biener <rguenther@suse.de>
26574 PR tree-optimization/69715
26575 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
26576 LHS on calls as non-rewritable.
26578 2016-02-09 Tom de Vries <tom@codesourcery.com>
26581 * lto-wrapper.c (append_diag_options): New function.
26582 (compile_offload_image): Call append_diag_options.
26584 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
26587 * doc/extend.texi (Flag Output Operands): Correct sectioning.
26588 Minor copy-edit to fix verb tenses.
26590 2016-02-08 Jakub Jelinek <jakub@redhat.com>
26592 PR tree-optimization/69209
26593 * ipa-split.c (split_function): If split part is not
26594 returning retval, retval has gimple type but is not
26595 gimple value, force it into a SSA_NAME first.
26597 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
26599 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
26602 2016-02-08 Jason Merrill <jason@redhat.com>
26605 * convert.c (convert_to_integer_1): Check dofold on truncation
26607 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
26608 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
26609 Rename from *_nofold.
26610 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
26611 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
26613 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
26616 * tree.c (build_common_tree_nodes): Remove short_double argument.
26617 All callers changed.
26618 * tree.h (build_common_tree_nodes): Adjust declaration.
26619 * doc/invoke.texi (-fshort-double): Remove documentation.
26620 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26621 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
26622 * lto-wrapper.c (merge_and_complain, append_compiler_options)
26623 (append_linker_options): Don't handle OPT_fshort_double.
26625 PR rtl-optimization/68730
26626 * lra-remat.c (insn_to_cand_activation): New static variable.
26627 (lra_remat): Allocate and free it.
26628 (create_cand): New arg activation. Initialize a field in
26629 insn_to_cand_activation if it is nonnull.
26630 (create_cands): Pass the activation insn to create_cand when making
26631 a candidate involving an output reload. Reorganize code a little.
26632 (do_remat): Keep track of active status of candidates in a separate
26635 2016-02-08 Richard Biener <rguenther@suse.de>
26637 PR tree-optimization/69719
26638 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26639 Properly use absolute of the difference of the two offsets to
26640 compare or adjust the segment length.
26642 2016-02-08 Richard Biener <rguenther@suse.de>
26643 Jeff Law <law@redhat.com>
26646 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
26647 types for anonymous SSA names.
26649 2016-02-08 Richard Biener <rguenther@suse.de>
26651 PR rtl-optimization/69274
26652 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
26654 2016-02-08 Jeff Law <law@redhat.com>
26656 PR tree-optimization/65917
26657 * tree-ssa-dom.c (record_temporary_equivalences): Record both
26658 equivalences from if (x == y) style conditionals.
26659 (loop_depth_of_name): Remove.
26660 (record_equality): Remove loop depth check.
26661 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
26662 (const_and_copies::record_const_or_copy_raw): New member function.
26663 * tree-ssa-scopedtables.c
26664 (const_and_copies::record_const_or_copy_raw): New, factored out of
26665 (const_and_copies::record_const_or_copy): Call new member function.
26667 2016-02-05 Jeff Law <law@redhat.com>
26669 PR tree-optimization/68541
26670 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
26671 (count_stmts_in_block): New function.
26672 (poor_ifcvt_candidate_code): Likewise.
26673 (is_feasible_trace): Add some heuristics to determine when path
26674 splitting is profitable.
26675 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
26676 is a diamond with a single exit.
26678 2016-02-05 Martin Sebor <msebor@redhat.com>
26681 * doc/invoke.texi: Update -Wplacement-new to take an optional
26684 2016-02-06 Richard Henderson <rth@redhat.com>
26687 * tree.c (tree_nop_conversion_p): Do not strip casts into or
26688 out of non-standard address spaces.
26690 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26692 PR rtl-optimization/69691
26693 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
26695 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
26697 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
26698 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
26699 (*ieee128_mfvsrd_64bit): Likewise.
26700 (*ieee128_mfvsrd_32bit): Likewise.
26702 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
26706 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26708 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26709 instrumented_version.
26711 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
26713 * doc/invoke.texi (Optimize Options): In table of --param options
26714 rename second occurrence of tracer-min-branch-ratio to
26715 tracer-min-branch-probability, rename
26716 tracer-min-branch-ratio-feedback to
26717 tracer-min-branch-probability-feedback and clarify description,
26718 rename sched-spec-state-edge-prob-cutoff to
26719 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
26720 to selsched-insns-to-rename, rename lto-minpartition to
26721 lto-min-partition, delete reorder-blocks-duplicate and
26722 reorder-blocks-duplicate-feedback.
26724 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26726 * config/s390/s390.c (s390_register_info_set_ranges): Remove
26729 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
26731 * doc/extend.texi: S/390: Correct some typos.
26733 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26735 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
26737 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26740 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
26741 (s390_register_info_gprtofpr): Use new macros above.
26742 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
26744 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
26745 its name. Adjust restore and save gpr ranges.
26746 (s390_register_info_set_ranges): New function.
26747 (s390_register_info): Use new macros above. Call
26748 s390_register_info_set_ranges.
26749 (s390_optimize_register_info): Likewise.
26750 (s390_hard_regno_rename_ok): Use new macros.
26751 (s390_hard_regno_scratch_ok): Likewise.
26752 (s390_emit_epilogue): Likewise.
26753 (s390_can_use_return_insn): Likewise.
26754 (s390_optimize_prologue): Likewise.
26755 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
26757 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26760 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
26762 (ix86_option_override_internal): Disable TARGET_STV even for
26763 -m{incoming,preferred}-stack-boundary=3.
26765 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26767 * config.gcc: Mark deprecated rtems targets as obsolete.
26769 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
26771 PR rtl-optimization/64682
26772 PR rtl-optimization/69567
26773 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
26774 before I2 only if the register is both used and set in I2.
26776 2016-02-04 DJ Delorie <dj@redhat.com>
26778 * config/msp430/msp430.c (msp430_start_function): Add function type.
26780 2016-02-04 Jakub Jelinek <jakub@redhat.com>
26783 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
26785 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
26787 PR rtl-optimization/69577
26789 2015-10-29 Richard Henderson <rth@redhat.com>
26793 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
26794 sse check to the exact conditions of PR 67609.
26796 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26799 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
26800 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
26801 not allowed into the traditional Altivec registers.
26802 (movtd_64bit_nodm): Likewise.
26803 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
26805 2016-02-04 David Malcolm <dmalcolm@redhat.com>
26807 * config/aarch64/cortex-a57-fma-steering.c
26808 (aarch64_register_fma_steering): Remove "static" from arguments
26811 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
26814 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
26815 twice when complex.
26817 2016-02-04 Mike Frysinger <vapier@gentoo.org>
26819 * doc/invoke.texi: Delete -mno-fma4.
26821 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
26823 PR rtl-optimization/69577
26824 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
26825 (find_subregs_of_mode): Update accordingly. Iterate over partial
26828 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
26830 * config/arm/arm-protos.h (neon_reinterpret): Remove.
26831 * config/arm/arm.c (neon_reinterpret): Remove.
26832 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
26833 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
26834 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
26835 vreinterpretti): Remove.
26836 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
26837 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
26838 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
26839 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
26840 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
26841 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
26842 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
26843 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
26844 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
26845 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
26846 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
26847 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
26848 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
26849 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
26850 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
26851 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
26852 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
26853 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
26854 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
26855 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
26856 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
26857 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
26858 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
26859 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
26860 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
26861 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
26862 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
26863 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
26864 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
26865 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
26866 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
26867 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
26868 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
26869 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
26870 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
26871 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
26872 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
26873 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
26874 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
26875 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
26876 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
26877 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
26878 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
26879 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
26880 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
26881 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
26882 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
26883 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
26884 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
26885 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
26886 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
26887 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
26888 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
26889 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
26890 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
26891 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
26892 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
26893 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
26894 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
26895 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
26896 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
26897 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
26898 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
26899 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
26900 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
26901 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
26902 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
26903 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
26904 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
26905 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
26906 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
26907 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
26908 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
26909 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
26910 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
26911 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
26912 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
26913 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
26914 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
26915 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
26916 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
26917 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
26918 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
26919 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
26920 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
26921 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
26922 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
26923 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
26924 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
26925 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
26926 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
26927 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
26928 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
26929 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
26930 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
26931 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
26932 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
26933 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
26934 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
26935 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
26936 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
26937 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
26938 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
26940 2016-02-04 Martin Liska <mliska@suse.cz>
26943 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
26944 that are gimple_store_p.
26945 (maybe_instrument_call): Likewise.
26947 2016-02-04 Bin Cheng <bin.cheng@arm.com>
26949 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
26950 register scaling out of memory reference and comment why.
26952 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26956 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
26957 folding the source of a SET.
26959 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26963 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
26964 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
26966 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
26970 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
26973 2016-02-04 Christian Bruel <christian.bruel@st.com>
26975 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
26976 * config/arm/arm.c (arm_set_current_function): Likewise.
26978 2016-02-04 Jakub Jelinek <jakub@redhat.com>
26979 Ilya Enkovich <enkovich.gnu@gmail.com>
26980 H.J. Lu <hongjiu.lu@intel.com>
26983 * config/i386/i386.c (convert_scalars_to_vector): Remove
26984 stack alignment fixes.
26985 (ix86_option_override_internal): Disable TARGET_STV if stack
26986 might not be aligned enough.
26987 (ix86_minimum_alignment): Assert that TARGET_STV is false.
26989 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
26991 * config/i386/x86-tune.def: Disable default prefetching
26994 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
26995 Vladimir Makarov <vmakarov@redhat.com>
26998 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
26999 in validating fused toc addresses.
27001 2016-02-03 Jakub Jelinek <jakub@redhat.com>
27004 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
27005 range->m_caret fields if range->m_show_caret_p is false.
27008 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27009 Force oldval into register if it does not satisfy reg_or_short_operand
27010 predicate. Fix up formatting.
27012 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
27013 Alexandre Oliva <aoliva@redhat.com>
27016 * lra-constraints.c (simplify_operand_subreg): Check additionally
27017 address validity after potential reloading.
27018 (process_address_1): Check insns validity. In case of failure do
27021 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
27024 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
27027 2016-02-02 Jakub Jelinek <jakub@redhat.com>
27029 * wide-int.cc (canonize_uhwi): New function.
27030 (wi::divmod_internal): Use it.
27032 2016-02-02 James Norris <jnorris@codesourcery.com>
27034 * gimplify.c (omp_notice_variable): Add usage check.
27036 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
27038 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
27039 like LE, GE, LT, GT when emitting relational operator.
27041 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27043 * ira-costs.c (find_costs_and_classes): Add extra argument.
27044 * target.def (ira_change_pseudo_allocno_class): Add parameter.
27045 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
27046 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
27047 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
27048 Add best_class parameter, and return it if not ALL_REGS.
27049 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
27051 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
27052 Update target hook.
27054 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27056 * config/aarch64/aarch64.c
27057 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
27058 (aarch64_ira_change_pseudo_allocno_class): New function.
27060 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
27063 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
27065 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27067 * config/avr/avr.c (avr_option_override): Set
27068 PARAM_ALLOW_STORE_DATA_RACES to 1.
27070 2016-02-02 Richard Biener <rguenther@suse.de>
27072 PR tree-optimization/69595
27073 * match.pd: Add range test simplifications to true/false.
27075 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
27077 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
27078 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
27081 2016-02-02 Richard Biener <rguenther@suse.de>
27083 PR tree-optimization/69606
27084 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
27085 info on the result before moving a stmt.
27087 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
27089 PR middle-end/68542
27090 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
27091 branch with vector comparison.
27092 * config/i386/sse.md (VI48_AVX): New mode iterator.
27093 (define_expand "cbranch<mode>4): Add support for conditional branch
27094 with vector comparison.
27095 * tree-vect-loop.c (optimize_mask_stores): New function.
27096 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
27097 has_mask_store field of vect_info.
27098 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
27099 vectorized loops having masked stores after vec_info destroy.
27100 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
27101 correspondent macros.
27102 (optimize_mask_stores): Add prototype.
27104 2016-02-02 Alan Modra <amodra@gmail.com>
27107 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
27110 2016-02-02 Alan Modra <amodra@gmail.com>
27113 * config/rs6000/rs6000.c (need_toc_init): New var, set it
27114 whenever toc_label_name used.
27115 (rs6000_file_start): Don't set up toc section here,
27116 (rs6000_output_function_epilogue): do so here instead,
27117 (rs6000_xcoff_file_start): and here.
27118 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
27119 (load_toc_aix_di): Likewise.
27121 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27123 PR rtl-optimization/69592
27124 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
27125 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
27126 (num_sign_bit_copies_binary_arith_p): New inline function.
27127 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
27129 2016-02-01 Jeff Law <law@redhat.com>
27131 PR tree-optimization/69580
27132 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
27133 * tree-ssa-threadbackward.c
27134 (fsm_find_control_statement_thread_paths): Do not try to walk
27135 through large PHI nodes.
27137 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27139 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
27140 when count is incremented above limit, don't analyze further
27143 * omp-low.c (oacc_parse_default_dims): Avoid
27144 -Wsign-compare warning, make sure value fits into int
27145 rather than just unsigned int.
27147 2016-02-01 Bin Cheng <bin.cheng@arm.com>
27149 PR tree-optimization/67921
27150 * fold-const.c (split_tree): New parameters. Convert pointer
27151 type variable part to proper type before negating.
27152 (fold_binary_loc): Pass new arguments to split_tree.
27154 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
27156 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
27157 (nvptx_goacc_validate_dims): Extend to handle global defaults.
27158 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
27159 * doc/tm.texti: Rebuilt.
27160 * doc/invoke.texi (fopenacc-dim): Document.
27161 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
27162 (append_compiler_options): Likewise.
27163 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
27164 (oacc_parse_default_dims): New.
27165 (oacc_validate_dims): Add USED arg. Select non-unity default when
27167 (oacc_loop_fixed_partitions): Return mask of used partitions.
27168 (oacc_loop_auto_partitions): Emit dump info.
27169 (oacc_loop_partition): Return mask of used partitions.
27170 (execute_oacc_device_lower): Parse default dimension arg. Adjust
27171 loop partitioning and validation calls.
27173 2016-02-01 Richard Biener <rguenther@suse.de>
27175 PR middle-end/69556
27176 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
27178 2016-02-01 Richard Biener <rguenther@suse.de>
27180 PR tree-optimization/69574
27181 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
27182 of asserting return chrec_dont_know.
27184 2016-02-01 Martin Liska <mliska@suse.cz>
27186 * mem-stats-traits.h: Add copyright header.
27187 * mem-stats.h: Likewise.
27189 2016-02-01 Richard Biener <rguenther@suse.de>
27191 PR tree-optimization/69579
27192 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
27193 Do not propagate through abnormal PHI results.
27195 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
27197 * postreload.c (reload_cse_simplify): Remove dead code.
27199 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27201 PR rtl-optimization/69570
27202 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
27203 if there is more than one set, not if there is a single set.
27205 2016-02-01 Richard Henderson <rth@redhat.com>
27208 * combine.c (make_compound_operation): When looking through a
27209 subreg, make sure to re-extend to the width of the outer mode.
27211 2016-01-30 Jakub Jelinek <jakub@redhat.com>
27213 PR tree-optimization/69546
27214 * wide-int.cc (wi::divmod_internal): For unsigned division
27215 where both operands fit into uhwi, if o1 is 1 and o0 has
27216 msb set, if divident_prec is larger than bits per hwi,
27217 clear another quotient word and return 2 instead of 1.
27218 Similarly for remainder with msb in HWI set, if dividend_prec
27219 is larger than bits per hwi.
27221 2016-01-29 Martin Jambor <mjambor@suse.cz>
27223 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
27224 Use short lowercase names.
27225 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
27226 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
27227 acq_rel one. Protect warning agains segfaults if
27228 get_memory_order_name returns NULL.
27229 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
27230 with release semantics. Do not warn if get_memory_order already did.
27231 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
27232 semantics. Fix check for relaxed or acquire semantics. Do not warn
27233 if get_memory_order already did.
27235 2016-01-29 Sebastian Pop <s.pop@samsung.com>
27237 * doc/install.texi: Document that isl-0.16 is supported.
27239 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
27242 * config/i386/constraints.md (Bm): Describe as special memory
27244 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
27245 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27246 * genpreds.c (struct constraint_data): Add is_special_memory.
27247 (have_special_memory_constraints, special_memory_start): New
27249 (special_memory_end): Ditto.
27250 (add_constraint): Add new arg is_special_memory. Add code to
27251 process its true value. Update have_special_memory_constraints.
27252 (process_define_constraint): Pass the new arg.
27253 (process_define_register_constraint): Ditto.
27254 (choose_enum_order): Process special memory.
27255 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
27256 function insn_extra_special_memory_constraint.
27257 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27258 * gensupport.c (process_rtx): Process
27259 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27260 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
27261 * ira-lives.c (single_reg_class): Use
27262 insn_extra_special_memory_constraint.
27263 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
27264 * lra-constraints.c (process_alt_operands): Ditto.
27265 (curr_insn_transform): Use insn_extra_special_memory_constraint.
27266 * recog.c (asm_operand_ok, preprocess_constraints): Process
27268 * reload.c (find_reloads): Ditto.
27269 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
27270 * stmt.c (parse_input_constraint): Use
27271 insn_extra_special_memory_constraint.
27273 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27276 * lra-splill.c (lra_final_code_change): Revert r229087 by
27277 removing all sub-registers.
27279 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
27282 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
27284 2016-01-29 Jakub Jelinek <jakub@redhat.com>
27287 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
27288 SSE1, copy target into the temporary reg first before recursing
27291 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27293 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
27296 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27298 * ginclude/stdarg.h: Test __cplusplus instead of
27299 __GXX_EXPERIMENTAL_CXX0X__.
27301 2016-01-29 Richard Biener <rguenther@suse.de>
27303 PR tree-optimization/69547
27304 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
27305 Do not mark clobbers necessary.
27306 (mark_all_reaching_defs_necessary_1): Likewise.
27308 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27310 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
27311 declaration name with %qs and print it in both error messages.
27312 Also fix indentation.
27314 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27317 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
27318 trailing blank line from error message.
27320 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27323 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
27326 2016-01-29 Richard Biener <rguenther@suse.de>
27328 PR middle-end/69537
27329 * match.pd: Allow all integral types when simplifying a
27330 widening or sign-changing conversion.
27332 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27334 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
27335 back to setting codegen_error to fail codegen.
27337 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
27340 * config/i386/constraints.md (C): Only accept constant zero operand.
27341 (BC): New constraint.
27342 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
27343 instead of C constraint.
27344 * doc/md.texi (Machine Constraints): Update description
27347 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
27350 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
27352 2016-01-28 Jakub Jelinek <jakub@redhat.com>
27354 PR middle-end/69542
27355 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
27358 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
27360 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
27361 branches if using guessed profile.
27363 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
27365 * graphite-optimize-isl.c (optimize_isl): Fix dump.
27367 2016-01-28 Richard Henderson <rth@redhat.com>
27370 * config/aarch64/aarch64-modes.def (CC_Cmode): New
27371 * config/aarch64/aarch64-protos.h: Update.
27372 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
27373 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
27374 (aarch64_get_condition_code_1): Handle CC_Cmode.
27375 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
27376 (*add<mode>3_compareC_cconly_imm): New.
27377 (*add<mode>3_compareC_cconly): New.
27378 (*add<mode>3_compareC_imm): New.
27379 (add<mode>3_compareC): New.
27380 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
27381 to be first. Use aarch64_carry_operation.
27382 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
27383 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
27384 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
27385 (subti3): Use subdi3_compare1.
27386 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
27387 (sub<mode>3_compare1): New.
27388 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
27389 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
27390 (*subsi3_carryin_uxtw): Likewise.
27391 (*ngc<mode>, *ngcsi_uxtw): Likewise.
27392 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
27393 * config/aarch64/iterators.md (DWI): New.
27394 * config/aarch64/predicates.md (aarch64_carry_operation): New.
27395 (aarch64_borrow_operation): New.
27397 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27399 * graphite-optimize-isl.c (optimize_isl): Print a different debug
27400 message when isl does not return a valid schedule.
27402 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27404 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
27405 Remove comments from class declarations: they are already in the code
27408 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27410 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
27412 (ternary_op_to_tree): Same.
27413 (unary_op_to_tree): Same.
27414 (nary_op_to_tree): Same.
27415 (gcc_expression_from_isl_expr_op): Same.
27416 (gcc_expression_from_isl_expression): Same.
27417 (graphite_create_new_loop): Same.
27418 (graphite_create_new_loop_guard): Same.
27419 (build_iv_mapping): Same.
27420 (graphite_create_new_guard): Same.
27421 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
27422 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
27424 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27426 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
27427 instead of setting codegen_error to fail codegen.
27429 2016-01-28 Jason Merrill <jason@redhat.com>
27431 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
27433 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27435 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27436 Remove CONST_INT_P check in CCMP cost calculation.
27438 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27440 * config/aarch64/aarch64.c (generic_vector_cost):
27441 Set vec_permute_cost.
27442 (cortexa57_vector_cost): Likewise.
27443 (exynosm1_vector_cost): Likewise.
27444 (xgene1_vector_cost): Likewise.
27445 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
27446 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
27447 Add vec_permute_cost entry.
27449 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27451 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
27453 (add<mode>3_compare0): Likewise.
27454 (addsi3_compare0_uxtw): Likewise.
27455 (add<mode>3nr_compare0): Likewise.
27456 (compare_neg<mode>): Likewise.
27457 (<optab><mode>3): Likewise.
27459 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
27461 * tree-vect-stmts.c (vectorizable_comparison): Add
27462 NULL check for vectype.
27464 2016-01-28 Richard Biener <rguenther@suse.de>
27466 PR tree-optimization/69466
27467 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
27468 Account for PHIs we couldn't duplicate.
27470 2016-01-28 Martin Liska <mliska@suse.cz>
27473 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
27474 instead of ENABLE_VALGRIND_CHECKING.
27476 2016-01-27 Richard Henderson <rth@redhat.com>
27479 * lra-remat.c (subreg_regs): New.
27480 (dump_candidates_and_remat_bb_data): Dump it.
27481 (operand_to_remat): Reject if operand in subreg_regs.
27482 (set_bb_regs): Collect subreg_regs.
27483 (lra_remat): Init and free subreg_regs. Compute
27484 calculate_local_reg_remat_bb_data before create_cands.
27486 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
27489 * config/i386/i386.c (ix86_update_stack_boundary): Don't
27490 change stack_alignment_needed for __tls_get_addr call.
27492 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
27494 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
27496 2016-01-27 Jeff Law <law@redhat.com>
27498 PR tree-optimization/68398
27499 PR tree-optimization/69196
27500 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
27501 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
27502 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27503 Only count PHIs in the last block in the path. The others will
27504 const/copy propagate away. Add heuristic to allow more irreducible
27505 subloops to be created when it is likely profitable to do so.
27507 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27508 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
27509 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
27511 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27514 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
27515 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
27516 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
27517 * tree-streamer-in.c: Include asan.h.
27518 (streamer_get_builtin_tree): For builtins in sanitizer
27519 range call initialize_sanitizer_builtins and retry.
27521 2016-01-27 Ian Lance Taylor <iant@google.com>
27523 * common.opt (fkeep-gc-roots-live): New undocumented option.
27524 * tree-ssa-loop-ivopts.c (add_candidate_1): If
27525 -fkeep-gc-roots-live, skip pointers.
27526 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
27529 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
27532 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
27533 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
27535 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
27538 * configure.ac: NetBSD provides SSP in its C library.
27539 * configure: Updated.
27541 2016-01-27 Richard Biener <rguenther@suse.de>
27543 PR tree-optimization/69166
27544 * tree-vect-loop.c (vect_is_simple_reduction): Always check
27545 reduction code for commutativity / associativity.
27547 2016-01-27 Martin Jambor <mjambor@suse.cz>
27549 PR tree-optimization/69355
27550 * tree-sra.c (analyze_access_subtree): Correct hole detection when
27551 total_scalarization fails.
27553 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
27555 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
27558 2016-01-27 Christian Bruel <christian.bruel@st.com>
27561 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
27562 Move arm_reset_previous_fndecl and set_target_option_current_node in
27563 the conditional part. Call save_restore_target_globals.
27564 * config/arm/arm.c (arm_set_current_function):
27565 Refactor to better support #pragma target and attribute mix.
27566 Call save_restore_target_globals.
27567 * config/arm/arm-protos.h (save_restore_target_globals): New function.
27569 2016-01-27 Martin Liska <mliska@suse.cz>
27571 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
27572 reference for an HSA kernel and its host function.
27574 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27576 PR tree-optimization/69399
27577 * wide-int.h (wi::lrshift): For larger precisions, only
27578 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
27580 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
27582 * config/arc/predicates.md (proper_comparison_operator): Reject
27583 constant-constant comparison.
27585 2016-01-26 Tom de Vries <tom@codesourcery.com>
27587 PR tree-optimization/69110
27588 * tree-data-ref.c (initialize_data_dependence_relation): Handle
27589 DR_NUM_DIMENSIONS == 0.
27591 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27592 Sebastian Pop <s.pop@samsung.com>
27594 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
27595 isl_ast_op_cond and isl_ast_op_select.
27596 (gcc_expression_from_isl_expr_op): Same.
27598 2016-01-26 Jason Merrill <jason@redhat.com>
27601 * tree.c (recompute_constructor_flags): Split out from
27603 (verify_constructor_flags): New.
27604 * tree.h: Declare them.
27606 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
27608 PR rtl-optimization/69217
27609 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
27610 are no TYPE_FIELDS set for the record type.
27612 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27615 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
27616 toc_label_name unconditionally.
27617 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
27618 SYMBOL_REF string. Use toc_label_name instead of constructing
27620 (rs6000_elf_declare_function_name): Use toc_label_name instead of
27621 constructing LCTOC1.
27623 2016-01-26 Martin Sebor <msebor@redhat.com>
27626 * doc/extend.texi (Common Type Attributes): Move text that talks about
27627 attribute packed from attribute aligned to the section discussing
27628 the former attribute for clarity.
27630 2016-01-26 Richard Henderson <rth@redhat.com>
27632 PR middle-end/60908
27633 * trans-mem.c (tm_region_init): Mark entry block as visited.
27635 2016-01-26 David Malcolm <dmalcolm@redhat.com>
27638 * diagnostic-show-locus.c (layout::print_source_line): Replace
27639 call to pp_newline with call to layout::print_newline.
27640 (layout::print_annotation_line): Likewise.
27641 (layout::move_to_column): Likewise.
27642 (layout::print_any_fixits): After printing any fixits, print a
27643 trailing newline, if necessary.
27644 (layout::print_newline): New method, resetting any colorization
27646 (diagnostic_show_locus): Move the pp_newline to before the
27647 early bailout. Remove dummy block enclosing the layout instance.
27648 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
27649 of pp_newline_and_flush with pp_flush.
27650 (diagnostic_append_note): Delete use of pp_newline.
27651 (diagnostic_append_note_at_rich_loc): Delete.
27652 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
27653 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
27654 when newline characters are added to the buffer.
27656 2016-01-26 Michael Matz <matz@suse.de>
27658 * configure.ac (ac_cv_std_swap_in_utility): New test.
27659 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
27660 * configure: Regenerate.
27661 * config.in: Regenerate.
27663 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
27665 * config/arc/arc.md (cstoresi4): Force operand into register.
27666 (arcset<code>): Fix predicate.
27667 (arcsetltu): Likewise.
27668 (arcsetgeu): Likewise.
27669 (arcsethi): Likewise.
27670 (arcsetls): Likewise.
27672 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27674 PR tree-optimization/69483
27675 * gimple-fold.c (canonicalize_constructor_val): Return NULL
27676 if base has error_mark_node type.
27678 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
27681 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
27682 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
27684 (vget_lane_f16): Handle big-endian.
27685 (vgetq_lane_f16): Likewise.
27686 (vset_lane_f16): Likewise.
27687 (vsetq_lane_f16): Likewise.
27688 * config/arm/iterators.md (VQXMOV): Add V8HF.
27689 (VDQ): Add V4HF and V8HF.
27690 (V_reg): Handle V4HF and V8HF.
27691 (Is_float_mode): Likewise.
27692 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
27693 neon_vdup_nv8hf): New patterns.
27694 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
27695 Use VD_LANE iterator.
27696 (neon_vld1_dup<mode>): Use VQ2 iterator.
27698 2016-01-26 Nathan Sidwell <nathan@acm.org>
27700 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
27701 (set_oacc_fn_attrib): Add IS_KERNEL arg.
27702 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
27703 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
27704 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
27705 (oacc_validate_dims): Add LEVEL arg, don't return level.
27706 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
27707 oacc_validate_dims.
27708 (execute_oacc_device_lower): Adjust, add more dump output.
27709 * tree-ssa-loop.c (gate_oacc_kernels): Use
27710 oacc_fn_attrib_kernels_p.
27711 * tree-parloops.c (create_parallel_loop): Adjust
27712 set_oacc_fn_attrib call.
27714 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27717 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
27718 (append_compiler_options): Handle -fcilkplus.
27719 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
27721 2016-01-26 Nick Clifton <nickc@redhat.com>
27724 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
27725 been marked as DECL_ONE_ONLY but we do not the means to make it
27726 so, then do not allow it to bind locally.
27728 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27731 * opts.h (parse_sanitizer_options): New prototype.
27732 * opts.c (sanitizer_opts): New array.
27733 (parse_sanitizer_options): New function.
27734 (common_handle_option): Use parse_sanitizer_options.
27736 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
27739 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
27740 alignment adjustment to ...
27741 (ix86_update_stack_boundary): Here. Don't over-align stack for
27743 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
27744 if __tls_get_addr is called.
27746 2016-01-26 Christian Bruel <christian.bruel@st.com>
27748 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
27750 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
27752 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
27754 2016-01-26 Richard Biener <rguenther@suse.de>
27756 PR middle-end/69467
27757 * match.pd: Guard X * CST CMP 0 pattern with single_use.
27759 2016-01-26 Richard Biener <rguenther@suse.de>
27761 PR tree-optimization/69452
27762 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
27763 (move_computations_dom_walker::before_dom_children): Rename
27765 (move_computations_worker): This.
27766 (move_computations): Perform an RPO rather than a DOM walk.
27768 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27771 * combine.c (combine_instructions): For REG_EQUAL note with
27772 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
27773 to the underlying register.
27774 * doc/rtl.texi (REG_EQUAL): Document the behavior of
27775 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
27777 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
27780 * config/aarch64/aarch64-builtins.c
27781 (aarch64_init_simd_builtin_types): Do not set structural
27782 equality to __Poly{8,16,64,128}_t types.
27784 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
27786 PR tree-optimization/69400
27787 * wide-int.cc (wi_pack): Take the precision as argument and
27788 perform canonicalization here rather than in the callers.
27789 Use the main loop to handle all full-width HWIs. Add a
27790 zero HWI if in_len isn't a full result.
27791 (wi::divmod_internal): Update accordingly.
27792 (wi::mul_internal): Likewise. Simplify.
27794 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27795 Sebastian Pop <s.pop@samsung.com>
27797 * graphite-poly.c (apply_poly_transforms): Simplify.
27798 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
27799 (print_isl_map): Same.
27800 (print_isl_union_map): Same.
27801 (print_isl_schedule): New.
27802 (debug_isl_schedule): New.
27803 * graphite-dependences.c (scop_get_reads): Do not call
27804 isl_union_map_add_map that is undocumented isl functionality.
27805 (scop_get_must_writes): Same.
27806 (scop_get_may_writes): Same.
27807 (scop_get_original_schedule): Remove.
27808 (scop_get_dependences): Do not call isl_union_map_compute_flow that
27809 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
27810 (compute_deps): Remove.
27811 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
27812 (debug_schedule_ast): New.
27813 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
27814 set_separate_option.
27815 (graphite_regenerate_ast_isl): Add dump.
27816 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
27817 from scop->transformed_schedule.
27818 (graphite_regenerate_ast_isl): Add more dump.
27819 * graphite-optimize-isl.c (optimize_isl): Set
27820 scop->transformed_schedule. Check whether schedules are equal.
27821 (apply_poly_transforms): Move here.
27822 * graphite-poly.c (apply_poly_transforms): ... from here.
27823 (free_poly_bb): Static.
27824 (free_scop): Static.
27825 (pbb_number_of_iterations_at_time): Remove.
27826 (print_isl_ast): New.
27827 (debug_isl_ast): New.
27828 (debug_scop_pbb): New.
27829 * graphite-scop-detection.c (print_edge): Move.
27830 (print_sese): Move.
27831 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
27832 (build_scop_scattering): Remove.
27833 (create_pw_aff_from_tree): Assert instead of bailing out.
27834 (add_condition_to_pbb): Remove unused code, do not fail.
27835 (add_conditions_to_domain): Same.
27836 (add_conditions_to_constraints): Remove.
27837 (build_scop_context): New.
27838 (add_iter_domain_dimension): New.
27839 (build_iteration_domains): Initialize pbb->iterators.
27840 Call add_conditions_to_domain.
27843 (index_outermost_in_loop): New.
27844 (index_pbb_in_loop): New.
27845 (outermost_pbb_in): New.
27846 (add_in_sequence): New.
27847 (add_outer_projection): New.
27848 (outer_projection_mupa): New.
27849 (add_loop_schedule): New.
27850 (build_schedule_pbb): New.
27851 (build_schedule_loop): New.
27852 (embed_in_surrounding_loops): New.
27853 (build_schedule_loop_nest): New.
27854 (build_original_schedule): New.
27855 (build_poly_scop): Call build_original_schedule.
27856 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
27857 (free_poly_dr): Remove.
27858 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
27859 (free_poly_bb): Remove.
27860 (debug_loop_vec): Remove.
27861 (print_isl_ast): Declare.
27862 (debug_isl_ast): Declare.
27863 (scop_do_interchange): Remove.
27864 (scop_do_strip_mine): Remove.
27865 (scop_do_block): Remove.
27866 (flatten_all_loops): Remove.
27867 (optimize_isl): Remove.
27868 (pbb_number_of_iterations_at_time): Remove.
27869 (debug_scop_pbb): Declare.
27870 (print_schedule_ast): Declare.
27871 (debug_schedule_ast): Declare.
27872 (struct scop): Remove schedule. Add original_schedule,
27873 transformed_schedule.
27874 (free_gimple_poly_bb): Remove.
27875 (print_generated_program): Remove.
27876 (debug_generated_program): Remove.
27877 (unify_scattering_dimensions): Remove.
27878 * sese.c (print_edge): ... here.
27879 (print_sese): ... here.
27880 (debug_edge): ... here.
27881 (debug_sese): ... here.
27882 * sese.h (print_edge): Declare.
27883 (print_sese): Declare.
27884 (dump_edge): Declare.
27885 (dump_sese): Declare.
27887 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27888 Sebastian Pop <s.pop@samsung.com>
27890 * Makefile.in: Set ISLVER in site.exp.
27892 2016-01-25 Jakub Jelinek <jakub@redhat.com>
27894 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
27895 DECL_VALUE_EXPR of new_var even for the non-array case. Look
27896 through DECL_VALUE_EXPR for expansion.
27898 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
27900 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
27901 the frame info after reload completed.
27903 2016-01-25 Jeff Law <law@redhat.com>
27905 PR tree-optimization/69196
27906 PR tree-optimization/68398
27907 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
27908 tree-ssa-threadupdate.c.
27909 (determine_bb_domination_status): Prototype
27910 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
27911 (determine_bb_domination_status): No longer static.
27912 (valid_jump_thread_path): Remove code to detect characteristics
27913 of the jump thread path not associated with correctness.
27914 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
27915 Correct test for thread path length. Count PHIs for real operands as
27916 statements that need to be copied. Do not count ASSERT_EXPRs.
27917 Look at all the blocks in the thread path. Compute and selectively
27918 filter thread paths based on threading through the latch, threading
27919 a multiway branch or crossing a multiway branch.
27921 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27923 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
27924 decl with __attribute__ ((unused)) annotation.
27926 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
27929 * tree-vect-stmts.c (vectorizable_condition): Check vectype
27930 of operands is compatible with a statement vectype.
27932 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
27934 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
27935 improve wording for mixed storage order support.
27937 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
27939 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
27940 (vcvt_u64_f64): Likewise.
27941 (vcvta_s64_f64): Likewise.
27942 (vcvta_u64_f64): Likewise.
27943 (vcvtm_s64_f64): Likewise.
27944 (vcvtm_u64_f64): Likewise.
27945 (vcvtn_s64_f64): Likewise.
27946 (vcvtn_u64_f64): Likewise.
27947 (vcvtp_s64_f64): Likewise.
27948 (vcvtp_u64_f64): Likewise.
27950 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
27952 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
27953 (arc_init): Check validity mll64 option.
27954 (arc_save_restore): Use double load/store instruction.
27955 (arc_expand_movmem): Likewise.
27956 (arc_split_move): Don't split if we have double load/store
27957 instructions. Returns a boolean.
27958 (arc_process_double_reg_moves): Change function to return boolean
27959 instead of a sequence of instructions.
27960 (arc_dwarf_register_span): New function.
27961 * config/arc/arc-protos.h (arc_split_move): Change prototype.
27962 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
27963 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
27964 (*movdf_insn): Likewise.
27965 * config/arc/arc.opt (mll64): New option.
27966 * config/arc/predicates.md (even_register_operand): New predicate.
27967 * doc/invoke.texi (ARC Options): Add mll64 documentation.
27969 2016-01-25 Richard Biener <rguenther@suse.de>
27972 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
27973 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
27975 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
27977 2016-01-25 Richard Biener <rguenther@suse.de>
27979 PR tree-optimization/69376
27980 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
27982 (VN_INFO_ANTI_RANGE_P): New inline.
27983 (VN_INFO_RANGE_TYPE): Likewise.
27984 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
27985 SSA_NAME_ANTI_RANGE_P.
27986 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
27987 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
27988 Properly query VN_INFO_RANGE_TYPE.
27990 2016-01-25 Nick Clifton <nickc@redhat.com>
27993 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
27995 2016-01-23 Tom de Vries <tom@codesourcery.com>
27997 PR tree-optimization/69426
27998 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
28001 2016-01-23 Jakub Jelinek <jakub@redhat.com>
28003 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
28004 "the the" with "the" in the comments.
28005 * ipa-devirt.c (build_type_inheritance_graph,
28006 update_type_inheritance_graph): Likewise.
28007 * tree.c (build_function_type_list_1): Likewise.
28008 * cfgloopmanip.c (scale_loop_profile): Likewise.
28009 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
28010 * gimple-ssa-split-paths.c
28011 (find_block_to_duplicate_for_splitting_paths): Likewise.
28012 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
28013 * expr.c (convert_move): Likewise.
28014 * var-tracking.c (vt_stack_adjustments): Likewise.
28015 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
28016 * tree-vrp.c (test_for_singularity): Likewise.
28018 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
28019 directly instead of building a temporary tree.
28022 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
28023 remove <algorithm> include.
28025 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28028 * config/i386/i386.c: Include dojump.h.
28029 (expand_small_movmem_or_setmem,
28030 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
28032 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
28033 if dynamic_check != -1.
28035 2016-01-21 Jeff Law <law@redhat.com>
28037 PR middle-end/69347
28038 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
28039 record_temporary_equivalences. Rewritten to avoid unnecessary calls
28040 into dominated_by_p.
28041 (cprop_into_successor_phis): Avoid unnecessary tests.
28043 2016-01-22 Richard Henderson <rth@redhat.com>
28046 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
28047 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
28049 2016-01-22 Michael Matz <matz@suse.de>
28051 * system.h (string, algorithm): Include only conditionally.
28052 (new): Include always under C++.
28053 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
28054 * final.c (toplevel): Ditto.
28055 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
28056 * genconditions.c (write_header): Make gencondmd.c define
28058 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
28060 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
28061 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
28063 2016-01-22 Christian Bruel <christian.bruel@st.com>
28066 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
28068 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28071 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
28072 define_insn_and_split. Ensure operands[1] and operands[0] do not
28073 get assigned the same register.
28075 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
28077 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
28079 2016-01-22 Christian Bruel <christian.bruel@st.com>
28081 * config/arm/arm-c.c (arm_pragma_target_parse):
28082 Remove warn_builtin_macro_redefined overwrite.
28084 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28086 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
28087 flag_non_call_exceptions compatibility.
28089 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28092 * dwarf2out.c (add_child_die_after): New function.
28093 (dwarf_qual_info_t): New type.
28094 (dwarf_qual_info): New variable.
28095 (qualified_die_p): New function.
28096 (modified_type_die): For -fdebug-types-section, ensure
28097 canonical order of qualifiers. Put qualified DIEs adjacent
28098 to the corresponding non-qualified type DIE and search there
28099 for existing qualified DIEs.
28101 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28103 * doc/extend.texi (scalar_storage_order type attribute): Document
28104 restriction on type punning and aliasing, and remove future tense.
28106 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
28109 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
28112 2016-01-21 Jeff Law <law@redhat.com>
28114 PR middle-end/69347
28115 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
28116 useless call to record_temporary_equivalences.
28117 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
28118 allocate 10 slots in the bb_path vector and let it grow as needed.
28119 (fsm_find_control_statement_thread_paths): Similarly for the next_path
28122 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28124 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
28126 * configure: Regenerate.
28128 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
28130 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
28131 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
28133 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
28135 PR middle-end/66178
28136 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
28137 drop EXPAND_INITIALIZER.
28138 * rtl.h (contains_symbolic_reference_p): Declare.
28139 * rtlanal.c (contains_symbolic_reference_p): New function.
28140 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
28141 a subtraction into a NOT if symbolic constants are involved.
28143 2016-01-21 Anton Blanchard <anton@samba.org>
28144 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28147 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
28149 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
28152 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28154 * config/microblaze/microblaze.c
28155 (get_branch_target): New.
28156 (insert_wic_for_ilb_runout): New.
28158 (microblaze_machine_dependent_reorg): New.
28159 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
28160 * config/microblaze/microblaze.md
28161 (UNSPEC_IPREFETCH): Define.
28162 (iprefetch): New pattern
28163 * config/microblaze/microblaze.opt
28164 (mxl-prefetch): New flag.
28166 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28168 * config/microblaze/microblaze.h
28169 (FIXED_REGISTERS): Update in macro.
28170 (CALL_USED_REGISTERS): Update in macro.
28172 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
28174 PR rtl-optimization/68920
28175 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
28178 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
28180 PR rtl-optimization/68990
28181 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
28182 pseudo instead of inheritance ones.
28184 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
28185 Nick Clifton <nickc@redhat.com>
28189 * config/mips/mips.c (mips_compute_frame_info): Initialise
28190 args_size and hard_frame_pointer_offset fields of the frame
28191 structure before calling mips_global_pointer.
28193 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28195 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
28197 * configure: Regenerate.
28199 2016-01-21 Richard Biener <rguenther@suse.de>
28201 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
28203 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28205 * config/s390/s390.c (s390_asm_declare_function_size): Add code
28206 to actually emit the .size directive.
28208 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
28209 Jakub Jelinek <jakub@redhat.com>
28213 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
28214 args array size by one to avoid buffer overflow.
28216 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28218 * config/s390/s390.md (pool_section_start): Use switch_to_section
28219 to select proper read-only data section instead of hardcoding
28221 (pool_section_end): Use switch_to_section to match the above.
28223 2016-01-21 Richard Biener <rguenther@suse.de>
28225 PR tree-optimization/69378
28226 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
28227 (set_ssa_val_to): Use it for dominance checks taking into
28228 account not executable edges.
28230 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28233 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
28234 for bitsize instead of GET_MODE_PRECISION (mode).
28236 2016-01-20 Martin Sebor <msebor@redhat.com>
28239 * extend.texi (__sync Builtins): Clarify the semantics of
28240 __sync_fetch_and_OP built-ins on pointers.
28241 (__atomic Builtins): Same.
28243 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28244 Sebastian Pop <s.pop@samsung.com>
28246 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
28247 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
28248 (is_valid_rename): Same.
28249 (translate_isl_ast_to_gimple::get_rename): Same.
28250 (translate_isl_ast_to_gimple::rename_all_uses): Same.
28251 (translate_isl_ast_to_gimple::rename_uses): Same.
28252 (get_new_name): Check for close_phi nodes.
28253 (copy_loop_phi_args): Use phi_node_kind.
28254 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
28255 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
28257 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28258 Sebastian Pop <s.pop@samsung.com>
28260 Revert commit r229783.
28261 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
28262 Remove use of parameter_rename_map.
28263 (copy_def): Remove.
28264 (copy_internal_parameters): Remove.
28265 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
28266 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
28267 (free_sese_info): Do not free parameter_rename_map.
28268 (set_rename): Do not use parameter_rename_map.
28269 (rename_uses): Update call to set_rename.
28270 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
28271 * sese.h (parameter_rename_map_t): Remove.
28272 (struct sese_info_t): Remove field parameter_rename_map.
28274 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28275 Sebastian Pop <s.pop@samsung.com>
28277 * graphite-isl-ast-to-gimple.c: Fix comment.
28278 * graphite-scop-detection.c (defined_in_loop_p): New.
28279 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
28280 names defined in loop.
28282 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28283 Sebastian Pop <s.pop@samsung.com>
28285 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
28286 Discard unstructured if-then-else regions.
28288 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28289 Sebastian Pop <s.pop@samsung.com>
28291 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
28292 (cleanup_loop_iter_dom): Remove.
28293 (build_loop_iteration_domains): Remove.
28294 (build_scop_context): Remove.
28295 (build_scop_iteration_domain): Remove.
28296 (add_loop_constraints): New.
28297 (build_iteration_domains): New.
28298 (build_poly_scop): Call build_iteration_domains.
28300 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28301 Sebastian Pop <s.pop@samsung.com>
28303 * graphite-scop-detection.c
28304 (scop_detection::harmful_loop_in_region): Free dom and loops.
28305 (scop_detection::loop_body_is_valid_scop): Free bbs.
28307 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28308 Sebastian Pop <s.pop@samsung.com>
28310 * graphite-scop-detection.c (record_loop_in_sese): New.
28311 (gather_bbs::before_dom_children): Call record_loop_in_sese.
28312 (build_scops): Remove call to build_sese_loop_nests.
28313 * sese.c (sese_record_loop): Remove.
28314 (build_sese_loop_nests): Remove.
28315 (new_sese_info): Remove region->loops.
28316 (free_sese_info): Same.
28317 * sese.h (sese_contains_loop): Same.
28318 (build_sese_loop_nests): Remove.
28319 (sese_contains_loop): Remove.
28321 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28322 Sebastian Pop <s.pop@samsung.com>
28324 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
28325 loop_is_valid_in_scop.
28326 (scop_detection::harmful_stmt_in_region): Renamed
28327 harmful_loop_in_region.
28328 Call loop_is_valid_in_scop.
28330 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28331 Sebastian Pop <s.pop@samsung.com>
28333 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
28336 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28337 Sebastian Pop <s.pop@samsung.com>
28339 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
28340 * graphite.h (struct poly_bb): Remove field is_reduction.
28341 (PBB_IS_REDUCTION): Remove.
28343 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28344 Sebastian Pop <s.pop@samsung.com>
28346 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
28347 (add_pdr_constraints): Same.
28348 (scop_get_reads): Same.
28349 (scop_get_must_writes): Same.
28350 (scop_get_may_writes): Same.
28351 (scop_get_original_schedule): Same.
28352 (extend_schedule): Same.
28353 (apply_schedule_on_deps): Same.
28354 (carries_deps): Same.
28355 (compute_deps): Same.
28356 (scop_get_dependences): Same.
28357 * graphite-isl-ast-to-gimple.c
28358 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
28359 * graphite-optimize-isl.c (get_schedule_for_band): Same.
28360 (get_schedule_for_band_list): Same.
28361 (get_schedule_map): Same.
28362 (apply_schedule_map_to_scop): Same.
28363 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
28364 (build_loop_iteration_domains): Same.
28365 (add_condition_to_pbb): Same.
28366 (add_param_constraints): Same.
28367 (pdr_add_memory_accesses): Same.
28368 (pdr_add_data_dimensions): Same.
28370 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28372 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
28375 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28377 * common.opt (feliminate-dwarf2-dups): Replace references to
28378 "DWARF 2" with just "DWARF".
28379 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
28380 * doc/extend.texi: Likewise.
28381 * doc/cpp.texi: Likewise.
28382 * doc/invoke.texi: Likewise.
28383 (Option Summary): Add -gdwarf to list of Debugging Options.
28384 (Debugging Options): Document -gdwarf.
28385 * doc/contrib.texi: Spell "DWARF" like that.
28387 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28389 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
28390 warning. Fix up formatting.
28392 PR middle-end/67653
28393 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
28394 attempt to mark memory input operand addressable and
28395 call prepare_gimple_addressable in that case. Don't adjust
28396 input_location for diagnostics, use error_at instead.
28398 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
28400 * config/rs6000/ppc-auxv.h: New file.
28401 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
28402 (cpu_is): Likewise.
28403 (cpu_supports): Likewise.
28404 * config/rs6000/rs6000.c: include "ppc-auxv.h".
28405 (cpu_is_info): New variable.
28406 (cpu_supports_info): Likewise.
28407 (tcb_verification_symbol): Likewise.
28408 (cpu_builtin_p): Likewise.
28409 (cpu_expand_builtin): New function.
28410 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
28411 (rs6000_init_builtins): Likewise.
28412 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
28413 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
28414 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
28415 * configure: Regenerate.
28416 * config.in: Likewise.
28417 * doc/extend.texi (PowerPC Built-in Functions): Document
28418 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
28420 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
28423 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
28425 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
28428 2016-01-20 Richard Henderson <rth@redhat.com>
28434 * tree.c (tm_define_builtin): New.
28435 (find_tm_vector_type): New.
28436 (build_tm_vector_builtins): New.
28437 (build_common_builtin_nodes): Call it.
28439 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
28441 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
28442 (arm_fp_ok): Likewise.
28443 (arm_fp): Likewise.
28444 (arm_crypto): Likewise.
28446 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
28447 Richard Biener <rguenther@suse.de>
28449 PR tree-optimization/69328
28450 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
28451 vectors have same number of elements.
28452 (vectorizable_condition): Fix masked version recognition.
28454 2016-01-20 Richard Biener <rguenther@suse.de>
28456 PR tree-optimization/69345
28457 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
28458 (VN_INFO_PTR_INFO): Likewise.
28459 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
28460 info when it is equal between non-dominating SSA names.
28461 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28462 Make sure to look at original SSA infos.
28464 2016-01-20 Jeff Law <law@redhat.com>
28467 * config/m68k/predicates.md (pow2_m1_operand): New predicate
28469 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
28470 (pc_or_label_operand): New predicate.
28471 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
28472 tests for small integers that are 2^n - 1.
28474 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
28476 * doc/invoke.texi (Options Summary): Add '.' after @xref.
28478 2016-01-19 Jeff Law <law@redhat.com>
28480 PR middle-end/69347
28481 * tree-ssa-threadbackwards.c
28482 (fsm_find_control_statement_thread_paths): Do not try to lookup
28483 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
28485 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
28487 * doc/lto.texi: Remove text that says only Gold has linker plugin
28490 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
28492 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
28493 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
28494 the DIE accordingly.
28495 (modified_type_die): Add REVERSE parameter and pass it recursively,
28496 as well as to base_type_die. Adjust presence check accordingly.
28497 (base_type_for_mode): Adjust call to modified_type_die.
28498 (add_type_attribute): Add REVERSE parameter and pass it to
28500 (generic_parameter_die): Adjust call to add_type_attribute.
28501 (add_scalar_info): Likewise.
28502 (add_subscript_info): Likewise.
28503 (gen_array_type_die): Likewise.
28504 (gen_descr_array_type_die): Likewise.
28505 (gen_entry_point_die): Likewise.
28506 (gen_enumeration_type_die): Likewise.
28507 (gen_formal_parameter_die): Likewise.
28508 (gen_subprogram_die): Likewise.
28509 (gen_variable_die ): Likewise.
28510 (gen_const_die): Likewise.
28511 (gen_field_die): Likewise.
28512 (gen_pointer_type_die): Likewise.
28513 (gen_reference_type_die): Likewise.
28514 (gen_ptr_to_mbr_type_die): Likewise.
28515 (gen_inheritance_die): Likewise.
28516 (gen_subroutine_type_die): Likewise.
28517 (gen_typedef_die): Likewise.
28518 (force_type_die): Adjust call to modified_type_die.
28520 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
28522 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
28523 flow throughout the file. Fix broken link to Objective-C 2.0
28525 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
28528 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28530 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
28532 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28535 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
28536 (maybe_record_node): Record cxa_pure_virtual as the only possible
28537 target if there are not ohter candidates.
28538 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
28540 2016-01-19 Richard Biener <rguenther@suse.de>
28542 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
28543 (get_memory_order): Likewise.
28545 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
28547 * tree-vect-stmts.c (vectorizable_store): Check
28550 2016-01-19 David Malcolm <dmalcolm@redhat.com>
28553 * gcc.c (driver::decode_argv): Add call to
28554 init_opts_obstack before init_options_struct.
28555 * opts.c (init_opts_obstack): Remove idempotency.
28556 (init_options_struct): Replace call to init_opts_obstack
28557 with a gcc_assert to verify that it has already been called.
28558 * toplev.c (toplev::main): Add call to init_opts_obstack before
28559 calls to init_options_struct.
28560 (toplev::finalize): Move cleanup of opts_obstack next to
28561 cleanup of save_decoded_options, clearing the latter, and
28562 save_decoded_options_count.
28564 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28567 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
28568 attribute to unconditional. Remove %? from output template.
28570 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28571 Jiong Wang <jiong.wang@arm.com>
28573 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
28574 generated from different expand order.
28576 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28578 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
28579 Add support for CCMP costing.
28581 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28583 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
28584 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
28585 (fccmpe<mode>): Likewise.
28586 (fcmp): Rename to fcmp and globalize pattern.
28588 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
28589 (aarch64_gen_ccmp_next): Add FP support.
28591 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28593 * target.def (gen_ccmp_first): Update documentation.
28594 (gen_ccmp_next): Likewise.
28595 * doc/tm.texi (gen_ccmp_first): Update documentation.
28596 (gen_ccmp_next): Likewise.
28597 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
28598 expand_ccmp_expr_1. Improve comments.
28599 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
28600 (ccmp_ior<mode>): Remove pattern.
28601 (cmp<mode>): Remove expand.
28602 (cmp): Globalize pattern.
28603 (cstorecc4): Use cc_register.
28604 (mov<mode>cc): Remove ccmp_cc_register check.
28605 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
28606 Simplify after removal of CC_DNE/* modes.
28607 (aarch64_ccmp_mode_to_code): Remove.
28608 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
28609 In 'k' case use integer as condition.
28610 (aarch64_nzcv_codes): Remove inverted cases.
28611 (aarch64_code_to_ccmode): Remove.
28612 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
28613 comparison with CC register to be used in folowing CCMP/branch/CSEL.
28614 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
28615 pattern. Return the comparison with CC register. Invert conditions
28616 when bitcode is OR.
28617 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
28618 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
28620 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28622 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
28623 instrumented_version.
28625 2016-01-19 Richard Biener <rguenther@suse.de>
28627 PR tree-optimization/69336
28628 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
28629 handled components with get_ref_base_and_extent.
28630 (equal_mem_array_ref_p): Adjust.
28632 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28635 * shrink-wrap.c: Include valtrack.h.
28636 (move_insn_for_shrink_wrap): Add DEBUG argument. If
28637 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
28638 in between insn and where it will be moved to. Call
28639 dead_debug_insert_temp.
28640 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
28641 first and dead_debug_local_finish at the end.
28642 For uses and defs bitmap, handle all regs in between REGNO and
28643 END_REGNO, not just the first one.
28645 2016-01-19 Richard Biener <rguenther@suse.de>
28647 PR tree-optimization/69352
28648 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
28649 (equal_mem_array_ref_p): Constrain size and max size properly.
28650 Compare the reverse flag.
28652 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
28654 * ira.c (ira): Update regstat data if we deleted insns.
28656 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28658 PR rtl-optimization/68955
28659 PR rtl-optimization/64557
28660 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
28661 here. Fix up formatting.
28662 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
28664 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28667 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
28668 assume that the node has body.
28669 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
28672 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28674 * lto-streamer-out.c (lto_output): Do not stream instrumentation
28677 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28679 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
28680 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
28682 2016-01-19 Martin Jambor <mjambor@suse.cz>
28683 Martin Liska <mliska@suse.cz>
28684 Michael Matz <matz@suse.de>
28686 * Makefile.in (OBJS): Add new source files.
28687 (GTFILES): Add hsa.c.
28688 * common.opt (disable_hsa): New variable.
28689 (-Whsa): New warning.
28690 * config.in (ENABLE_HSA): New.
28691 * configure.ac: Treat hsa differently from other accelerators.
28692 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
28693 $enable_offloading.
28694 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
28695 * doc/install.texi (Configuration): Document --with-hsa-runtime,
28696 --with-hsa-runtime-include, --with-hsa-runtime-lib and
28697 --with-hsa-kmt-lib.
28698 * doc/invoke.texi (-Whsa): Document.
28699 (hsa-gen-debug-stores): Likewise.
28700 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
28701 to invoke offload compiler for hsa acclerator.
28702 * opts.c (common_handle_option): Determine whether HSA offloading
28703 should be performed.
28704 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
28705 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
28706 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
28707 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
28708 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
28709 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
28710 GF_OMP_FOR_KIND_GRID_LOOP.
28711 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
28712 (pp_gimple_stmt_1): Likewise.
28713 * gimple-walk.c (walk_gimple_stmt): Likewise.
28714 * gimple.c (gimple_build_omp_grid_body): New function.
28715 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
28716 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
28717 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
28718 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
28719 GF_OMP_TEAMS_GRID_PHONY.
28720 (gimple_statement_omp_single_layout): Updated comments.
28721 (gimple_build_omp_grid_body): New function.
28722 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
28723 (gimple_omp_for_grid_phony): New function.
28724 (gimple_omp_for_set_grid_phony): Likewise.
28725 (gimple_omp_parallel_grid_phony): Likewise.
28726 (gimple_omp_parallel_set_grid_phony): Likewise.
28727 (gimple_omp_teams_grid_phony): Likewise.
28728 (gimple_omp_teams_set_grid_phony): Likewise.
28729 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
28730 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
28731 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
28732 (BUILT_IN_GOMP_TARGET): Updated type.
28733 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
28734 (adjust_for_condition): New function.
28735 (get_omp_for_step_from_incr): Likewise.
28736 (extract_omp_for_data): Moved parts to adjust_for_condition and
28737 get_omp_for_step_from_incr.
28738 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
28739 (fixup_child_record_type): Bail out if receiver_decl is NULL.
28740 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
28741 (scan_omp_parallel): Do not create child functions for phony
28743 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
28744 (scan_omp_1_op): Checking assert we are not remapping to
28745 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
28746 (parallel_needs_hsa_kernel_p): New function.
28747 (expand_parallel_call): Register apprpriate parallel child
28748 functions as HSA kernels.
28749 (grid_launch_attributes_trees): New type.
28750 (grid_attr_trees): New variable.
28751 (grid_create_kernel_launch_attr_types): New function.
28752 (grid_insert_store_range_dim): Likewise.
28753 (grid_get_kernel_launch_attributes): Likewise.
28754 (get_target_argument_identifier_1): Likewise.
28755 (get_target_argument_identifier): Likewise.
28756 (get_target_argument_value): Likewise.
28757 (push_target_argument_according_to_value): Likewise.
28758 (get_target_arguments): Likewise.
28759 (expand_omp_target): Call get_target_arguments instead of looking
28760 up for teams and thread limit.
28761 (grid_expand_omp_for_loop): New function.
28762 (grid_arg_decl_map): New type.
28763 (grid_remap_kernel_arg_accesses): New function.
28764 (grid_expand_target_kernel_body): New function.
28765 (expand_omp): Call it.
28766 (lower_omp_for): Do not emit phony constructs.
28767 (lower_omp_taskreg): Do not emit phony constructs but create for them
28768 a temporary variable receiver_decl.
28769 (lower_omp_taskreg): Do not emit phony constructs.
28770 (lower_omp_teams): Likewise.
28771 (lower_omp_grid_body): New function.
28772 (lower_omp_1): Call it.
28773 (grid_reg_assignment_to_local_var_p): New function.
28774 (grid_seq_only_contains_local_assignments): Likewise.
28775 (grid_find_single_omp_among_assignments_1): Likewise.
28776 (grid_find_single_omp_among_assignments): Likewise.
28777 (grid_find_ungridifiable_statement): Likewise.
28778 (grid_target_follows_gridifiable_pattern): Likewise.
28779 (grid_remap_prebody_decls): Likewise.
28780 (grid_copy_leading_local_assignments): Likewise.
28781 (grid_process_kernel_body_copy): Likewise.
28782 (grid_attempt_target_gridification): Likewise.
28783 (grid_gridify_all_targets_stmt): Likewise.
28784 (grid_gridify_all_targets): Likewise.
28785 (execute_lower_omp): Call grid_gridify_all_targets.
28786 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
28787 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
28788 (tree_omp_clause): Added union field dimension.
28789 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
28790 * tree.c (omp_clause_num_ops): Added number of arguments of
28791 OMP_CLAUSE__GRIDDIM_.
28792 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
28793 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
28794 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
28795 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
28796 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
28797 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
28798 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
28799 * tree-pass.h (make_pass_gen_hsail): Declare.
28800 (make_pass_ipa_hsa): Likewise.
28801 * ipa-hsa.c: New file.
28802 * lto-section-in.c (lto_section_name): Add hsa section name.
28803 * lto-streamer.h (lto_section_type): Add hsa section.
28804 * timevar.def (TV_IPA_HSA): New.
28805 * hsa-brig-format.h: New file.
28806 * hsa-brig.c: New file.
28807 * hsa-dump.c: Likewise.
28808 * hsa-gen.c: Likewise.
28811 * toplev.c (compile_file): Call hsa_output_brig.
28812 * hsa-regalloc.c: New file.
28814 2016-01-18 Jeff Law <law@redhat.com>
28816 PR tree-optimization/69320
28817 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
28818 ranged object, do nothing if the RHS constant is not [0..1].
28819 (optimize_stmt): Comparing a boolean ranged object against a
28820 constant outside [0..1] results in a compile-time constant.
28822 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
28825 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
28827 * doc/invoke.texi (Invoking GCC): Add new section to menu.
28828 (Option Summary): Update to reflect new section and moved options.
28829 (C++ Dialect Options): Move -fstats to new section.
28830 (Debugging Options): Move all dump, statistics, and other GCC
28831 developer options to new section. Rewrite section introduction
28832 and re-order remaining options to put the more basic ones first.
28833 (Optimization Options): Move -fira-verbose and -flto-report* to
28835 (Developer Options): New section incorporating moved options.
28836 * doc/cppopts.texi (-dM): Update cross-reference.
28838 2016-01-18 Richard Henderson <rth@redhat.com>
28841 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
28842 operands to pseudo only if CSE is expected. Split long immediate
28843 operands only after reload, and for the stack pointer.
28844 (*add<GPI>3_pluslong): Remove.
28845 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
28846 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
28847 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
28848 (*add<GPI>3 peepholes): New.
28849 (*add<GPI>3 splitters): New.
28850 * config/aarch64/constraints.md (Upl): New.
28851 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
28853 2016-01-18 Richard Biener <rguenther@suse.de>
28855 PR tree-optimization/69297
28856 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
28858 (vect_bb_vectorization_profitable_p): Clear visited flag again.
28860 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
28862 PR middle-end/68542
28863 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
28864 of mixind vector and scalar types.
28865 (fold_relational_const): Add handling of vector
28866 comparison with boolean result.
28867 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
28868 comparison of vector operands with boolean result for EQ/NE only.
28869 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
28870 (verify_gimple_cond): Likewise.
28871 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
28874 2016-01-18 Joseph Myers <joseph@codesourcery.com>
28876 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
28879 2016-01-18 Richard Biener <rguenther@suse.de>
28881 PR middle-end/69308
28882 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
28884 2016-01-18 Tom de Vries <tom@codesourcery.com>
28886 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
28888 2016-01-18 Tom de Vries <tom@codesourcery.com>
28890 * omp-low.c (set_oacc_fn_attrib): Make extern.
28891 * omp-low.h (set_oacc_fn_attrib): Declare.
28892 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
28893 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
28894 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
28895 Add and handle function parameter oacc_kernels_p.
28896 (find_reduc_addr, get_omp_data_i_param): New function.
28897 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
28898 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
28899 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
28900 Calculate dominance info. Skip loops that are not in a kernels region
28901 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
28902 (pass_parallelize_loops::execute): Call parallelize_loops with
28903 oacc_kernels_p argument.
28904 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
28905 New member function.
28906 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
28907 * passes.def: Add argument to pass_parallelize_loops instantation.
28909 2016-01-18 Tom de Vries <tom@codesourcery.com>
28911 * tree-parloops.c (pass_parallelize_loops::execute): Allow
28912 pass_parallelize_loops to be run outside the loop pipeline.
28914 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28916 * tree-scalar-evolution.c (follow_copies_to_constant): New.
28917 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
28919 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28922 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
28923 using get_ref_base_and_extent.
28924 (equal_mem_array_ref_p): New.
28925 (hashable_expr_equal_p): Add call to previous.
28927 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28930 * tree-sra.c (disqualified_constants, constant_decl_p): New.
28931 (sra_initialize): Allocate disqualified_constants.
28932 (sra_deinitialize): Free disqualified_constants.
28933 (disqualify_candidate): Update disqualified_constants when appropriate.
28934 (create_access): Scan for constant-pool entries as we go along.
28935 (scalarizable_type_p): Add check against type_contains_placeholder_p.
28936 (maybe_add_sra_candidate): Allow constant-pool entries.
28937 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
28938 (initialize_constant_pool_replacements): New.
28939 (sra_modify_assign): Avoid mangling assignments created by previous,
28940 and don't generate writes into constant pool.
28941 (sra_modify_function_body): Call initialize_constant_pool_replacements.
28943 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28945 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
28946 andnot instruction.
28947 (scalar_chain::convert_op): Likewise.
28948 * config/i386/i386.md (*andndi3_doubleword): New.
28950 2016-01-18 Richard Biener <rguenther@suse.de>
28952 PR tree-optimization/69170
28953 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
28954 building a vector from scalar results of a pattern stmt.
28956 2016-01-18 Jakub Jelinek <jakub@redhat.com>
28958 * haifa-sched.c (autopref_multipass_init): Work around
28959 -Wmaybe-uninitialized warning.
28961 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
28963 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
28964 against the constant 0.
28966 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28968 PR tree-optimization/68799
28969 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
28970 look up phi candidates in the statement-candidate map.
28971 (phi_add_costs): Likewise.
28972 (record_phi_increments): Likewise.
28973 (phi_incr_cost): Likewise.
28974 (ncd_with_phi): Likewise.
28975 (all_phi_incrs_profitable): Likewise.
28977 2016-01-17 Jakub Jelinek <jakub@redhat.com>
28979 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
28980 -Wmaybe-uninitialized warning.
28982 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
28984 * doc/invoke.texi (Invoking GCC): Add new section to menu.
28985 (Option Summary): Update to reflect new section and moved options.
28986 (C++ Dialect Options): Move -fvtable-verify and related options.
28987 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
28988 and profiling-related options.
28989 (Optimization Options): Move profile generation options and
28990 -fstack-protector and related options.
28991 (Instrumentation Options): New section incorporating moved options.
28992 (Code Generation Options): Move -finstrument-functions and
28993 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
28995 2016-01-16 Tom de Vries <tom@codesourcery.com>
28997 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
28999 2016-01-16 Tom de Vries <tom@codesourcery.com>
29001 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
29003 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
29005 * hash-table.h (hash_table::empty): Turn into an inline wrapper
29006 that checks whether the table is already empty. Rename the
29007 original implementation to...
29008 (hash_table::empty_slot): ...this new private function.
29010 2016-01-15 David Malcolm <dmalcolm@redhat.com>
29012 PR diagnostic/68899
29013 * diagnostic-show-locus.c (layout::print_source_line): Move x
29014 offset of line until after call to
29015 get_line_width_without_trailing_whitespace.
29017 2016-01-15 Jeff Law <law@redhat.com>
29019 PR tree-optimization/69270
29020 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
29021 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
29022 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
29023 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
29024 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
29025 ssa_name_has_boolean_range and constant_boolean_node.
29027 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
29029 PR rtl-optimization/69030
29030 * lra-spills.c (remove_pseudos): Check nrefs and make the function
29032 (spill_pseudos): Delete debug insn for dead pseudo.
29033 (lra_spill): Initiate spill_hard_reg and slots memory separately.
29035 2016-01-15 Jiong Wang <jiong.wang@arm.com>
29037 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
29039 (TYPES_UNOPUS): Likewise.
29040 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
29041 builtin type, from UNOP to UNOPUS.
29042 (lbtruncuv4sf): Likewise.
29043 (lbtruncuv2df): Likewise.
29044 (lrounduv2sf): Likewise.
29045 (lrounduv4sf): Likewise.
29046 (lrounduv2df): Likewise.
29047 (lroundusf): Likewise.
29048 (lroundusf): Likewise.
29049 (lceiluv2sf): Likewise.
29050 (lceiluv4sf): Likewise.
29051 (lceiluv2df): Likewise.
29052 (lceilusf): Likewise.
29053 (lceiludf): Likewise.
29054 (lflooruv2sf): Likewise.
29055 (lflooruv4sf): Likewise.
29056 (lflooruv2df): Likewise.
29057 (lfloorusf): Likewise.
29058 (lfloorudf): Likewise.
29059 (lfrintnuv2sf): Likewise.
29060 (lfrintnuv4sf): Likewise.
29061 (lfrintnuv2df): Likewise.
29062 (lfrintnusf): Likewise.
29063 (lfrintnudf): Likewise.
29064 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
29066 (vcvtq_u32_f32): Likewise.
29067 (vcvtq_u64_f64): Likewise.
29068 (vcvta_u32_f32): Likewise.
29069 (vcvtaq_u32_f32): Likewise.
29070 (vcvtaq_u64_f64): Likewise.
29071 (vcvtm_u32_f32): Likewise.
29072 (vcvtmq_u32_f32): Likewise.
29073 (vcvtmq_u64_f64): Likewise.
29074 (vcvtn_u32_f32): Likwise.
29075 (vcvtnq_u32_f32): Likewise.
29076 (vcvtnq_u64_f64): Likewise.
29077 (vcvtp_u32_f32): Likewise.
29078 (vcvtpq_u32_f32): Likewise.
29079 (vcvtpq_u64_f64): Likewise.
29080 (vcvtmd_u64_f64): Likewise.
29081 (vcvtms_u32_f32): Likewise.
29082 (vcvtad_u64_f64): Likewise.
29083 (vcvtas_u32_f32): Likewise.
29084 (vcvtnd_u64_f64): Likewise.
29085 (vcvtns_u32_f32): Likewise.
29086 (vcvtpd_u64_f64): Likewise.
29087 (vcvtps_u32_f32): Likewise.
29089 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29091 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
29092 CSEL of zero_extended registers.
29094 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29096 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
29097 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
29099 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29101 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
29102 false when argument string is not found in the attributes table
29105 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
29108 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
29109 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
29110 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
29111 precision estimate.
29113 2016-01-15 Richard Biener <rguenther@suse.de>
29115 PR tree-optimization/66856
29116 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
29117 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
29118 (vect_create_new_slp_node): Increment stmt reference count.
29119 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
29120 an SLP tree before swapping operands.
29121 (vect_build_slp_tree): Likewise.
29122 (destroy_bb_vec_info): Free stmt info after SLP instances.
29123 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
29124 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
29125 (STMT_VINFO_NUM_SLP_USES): New macro.
29127 2016-01-15 Richard Biener <rguenther@suse.de>
29130 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
29131 (add_linkage_name): ... here.
29132 (gen_typedef_die): Use add_linkage_name_raw instead of
29133 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
29136 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
29138 * gimplify.c (oacc_default_clause): Decode reference and pointer
29139 types for both kernels and parallel regions.
29141 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
29143 PR middle-end/69246
29144 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
29146 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29148 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
29149 (convert_scalars_to_vector): Likewise.
29151 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
29153 * doc/extend.texi (Type Traits): Fix grammar.
29155 2016-01-15 Martin Jambor <mjambor@suse.cz>
29157 * tree-inline.c (remap_decl): Use existing dclarations if
29158 remapping a type and prevent_decl_creation_for_types.
29159 (replace_locals_stmt): Do an initial remapping of non-VLA typed
29160 decls first. Do real remapping with
29161 prevent_decl_creation_for_types set.
29162 * tree-inline.h (copy_body_data): New field
29163 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
29166 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29168 * config/s390/s390.opt (mmvcle): More verbose help text.
29170 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29172 * config/s390/s390.opt: Add period to -mzvector option text.
29174 2016-01-15 Richard Biener <rguenther@suse.de>
29176 PR tree-optimization/68961
29177 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
29178 of invariants in stores again.
29180 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
29182 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
29184 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29186 * config/i386/i386.c (ix86_expand_branch): Don't split
29187 DI mode xor instruction to SI mode.
29189 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29192 * ipa-icf.c (sem_function::merge): Virtual functions may become
29193 reachable even if they address is not taken and there are no
29196 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29198 * lto-streamer-out.c (subtract_estimated_size): New function.
29199 (get_symbol_initial_value): Use it.
29201 2016-01-15 Christian Bruel <christian.bruel@st.com>
29204 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
29205 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
29206 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
29207 use add_builtin_function_ext_scope instead of add_builtin_function.
29208 (neon_set_p, neon_crypto_set_p): Remove.
29209 (arm_init_builtins): Always call arm_init_neon_builtins and
29210 arm_init_crypto_builtins.
29211 (arm_expand_builtin): Check that builtins are allowed for the arch.
29212 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
29213 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
29214 arm_init_neon_builtins call.
29216 2016-01-15 Richard Biener <rguenther@suse.de>
29218 PR tree-optimization/69117
29219 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
29220 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
29221 of the leader conservatively.
29222 (free_scc_vn): Restore original SSA name infos.
29224 2016-01-14 Jeff Law <law@redhat.com>
29226 PR tree-optimization/69270
29227 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
29228 single bit of precision, verify it's also unsigned.
29229 (record_edge_info): Use constant_boolean_node rather than fold_convert
29230 to convert boolean_true/boolean_false to the right type.
29232 2016-01-14 Richard Henderson <rth@redhat.com>
29235 * loop-doloop.c (record_reg_sets): New.
29236 (doloop_optimize): Reject the transform if the sequence
29237 clobbers registers live at the end of the loop block.
29238 (doloop_optimize_loops): Enable df_live if needed.
29240 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
29242 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
29243 * config/rs6000/rs6000.c: Likewise.
29244 * config/rs6000/rs6000.h: Likewise.
29245 * config/rs6000/rs6000.md: Likewise.
29246 * doc/extend.texi: Likewsie.
29248 2016-01-14 Jeff Law <law@redhat.com>
29250 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
29253 2016-01-14 Richard Henderson <rth@redhat.com>
29257 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
29258 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
29259 instead of builtin_decl_declared_p to test for declaration.
29261 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
29263 * doc/loop.texi (Loop Analysis and Representation): Document
29264 loop_depth function.
29266 2016-01-14 Tom de Vries <tom@codesourcery.com>
29268 PR tree-optimization/68773
29269 * omp-low.c (expand_omp_target): Don't set force_output.
29270 * varpool.c (varpool_node::get_create): Same.
29271 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
29272 offload_funcs with force_output.
29274 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29277 * lra-eliminations.c (move_plus_up): Don't change anything if either
29278 the outer or inner subreg mode is not MODE_INT.
29279 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
29280 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
29282 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29284 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
29285 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
29286 reduc_uplus_@var{m}): Remove.
29287 * expr.c (expand_expr_real_2): Remove expansion path for
29288 reduc_[us](min|max|plus) optabs.
29289 * optabs-tree.c (scalar_reduc_to_vector): Remove.
29290 * optabs-tree.h (scalar_reduc_to_vector): Remove.
29291 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
29292 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
29293 * tree-vect-loop.c (vectorizable_reduction): Remove test for
29294 reduc_[us](min|max|plus) optabs.
29296 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29298 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
29299 (reduc_plus_scal_v2sf): New.
29300 (reduc_smax_v2sf): Rename to...
29301 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
29302 (reduc_smin_v2sf): Rename to...
29303 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
29305 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
29307 * alias.c (compare_base_symbol_refs): New function.
29308 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
29311 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29313 PR middle-end/68146
29314 PR tree-optimization/69155
29315 * tree-complex.c: Include cfganal.h.
29316 (phis_to_revisit): New variable.
29317 (extract_component): Add phiarg_p argument. Assert that returned
29318 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
29319 (update_phi_components): Partly rewrite to use loop over real/imag
29320 components instead of code duplication. If extract_component returns
29321 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
29322 create_tmp_reg into the PHI node instead, and mention the phi triplet
29323 in phis_to_revisit.
29324 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
29325 in phis_to_revisit at the end.
29327 2016-01-14 Richard Biener <rguenther@suse.de>
29329 PR tree-optimization/68060
29330 * tree-vect-loop.c (vect_is_simple_reduction): Check the
29331 outer loop reduction is only used in the inner loop before
29332 detecting a double reduction.
29334 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29337 * combine.c (expand_field_assignment): Punt if compute_mode is
29338 unsupported scalar mode.
29340 2016-01-14 Richard Biener <rguenther@suse.de>
29342 PR tree-optimization/66856
29343 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
29344 SLP node only if it built successfully.
29345 (vect_analyze_slp_instance): Adjust.
29347 2016-01-14 Jeff Law <law@redhat.com>
29349 PR tree-optimization/69270
29350 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
29351 (record_edge_info): Use it. Convert boolean_{true,false}_node
29352 to the type of op0.
29354 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
29357 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
29358 use block_ultimate_origin
29359 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
29361 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29363 * doc/invoke.texi (Submodel Options): Rename section to
29364 "Machine-Dependent Options" to better reflect its content.
29365 Rewrite introductory text to remove archaic CPU names.
29368 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29370 * doc/invoke.texi (Code Gen Options): Move section up in file,
29371 before target-specific options. Update menu and option summary
29372 to reflect the new section ordering.
29374 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29376 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
29377 (C++ Dialect Options): Add cross-reference to -std option.
29378 * doc/standards.texi (C++ Language): Document C++14 support.
29380 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
29382 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
29383 for pack/unpack functions for __ibm128.
29384 (PACK_IF): Likewise.
29385 (UNPACK_IF): Likewise.
29387 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
29388 support for __ibm128 pack/unpack functions.
29389 (rs6000_invalid_builtin): Likewise.
29390 (rs6000_init_builtins): Likewise.
29391 (rs6000_opt_masks): Likewise.
29393 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
29394 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
29396 (RS6000_BTM_COMMON): Likewise.
29398 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
29399 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
29400 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
29401 128-bit floating point. Add support for the double values to be
29402 in Altivec registers for TF/IF packing and unpacking, but restrict
29403 TD packing sub-fields to be FPR registers. Don't allow overlapped
29404 register support for packing. Allow pack inputs to be memory
29405 locations. Don't build generator functions for unpack<mode>_dm
29406 and unpack<mode>_nodm.
29407 (unpack<mode>_dm): Likewise.
29408 (unpack<mode>_nodm): Likewise.
29409 (pack<mode>): Likewise.
29411 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
29412 built-in functions to pack/unpack explicit __ibm128 values.
29413 (__builtin_unpack_ibm128): Likewise.
29415 * doc/extend.texi (PowerPC Built-in Functions): Document
29416 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
29418 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
29421 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
29422 Add new arg loc and pass it down as context.
29423 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
29424 to the location to use for the warning.
29425 (check_function_arguments): New arg loc. All callers changed. Pass
29426 it to check_function_nonnull.
29427 * c-common.h (check_function_arguments): Adjust declaration.
29429 2016-01-13 Jakub Jelinek <jakub@redhat.com>
29431 PR tree-optimization/69156
29432 * gimple.c (validate_type): Removed.
29433 (gimple_builtin_call_types_compatible_p): Use
29434 useless_type_conversion_p instead of validate_type.
29435 * value-prof.c (gimple_stringop_fixed_value): Fold
29436 icall_size to correct type.
29438 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29440 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
29443 2016-01-13 Richard Henderson <rth@redhat.com>
29446 * target.def (builtin_tm_load, builtin_tm_store): Remove.
29447 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
29448 (ix86_builtin_tm_store): Remove.
29449 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29450 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29451 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29452 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29453 * doc/tm.texi: Rebuild.
29455 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
29456 (BUILT_IN_TM_MEMCPY_RTWN): New.
29457 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
29458 fallback from vector to integer helpers.
29459 (build_tm_load): Handle vector types directly, instead of
29461 (build_tm_store): Likewise.
29462 (expand_assign_tm): Prepare for register types not handled by
29463 the above. Copy them to memory and use memcpy.
29464 * tree.c (tm_define_builtin): New.
29465 (find_tm_vector_type): New.
29466 (build_tm_vector_builtins): New.
29467 (build_common_builtin_nodes): Call it.
29469 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
29471 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
29472 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
29474 2016-01-13 Tom de Vries <tom@codesourcery.com>
29476 PR tree-optimization/69169
29477 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
29478 handled_struct_type param.
29479 (create_variable_info_for, intra_create_variable_infos): Call
29480 create_variable_info_for_1 with extra arg.
29482 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
29484 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
29485 and "armv8.1-a+crc" entries.
29487 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
29490 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
29491 Change first operand predicate from register_or_constm1_operand
29492 to register_operand.
29493 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
29494 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
29495 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
29496 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
29497 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
29498 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
29499 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
29500 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
29501 comparison with constm1_rtx from vec_prefetch_gen part.
29503 2016-01-13 Richard Biener <rguenther@suse.de>
29505 PR tree-optimization/69013
29506 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
29507 Exchange assert for a test.
29509 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29512 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
29514 2016-01-13 Richard Biener <rguenther@suse.de>
29516 PR tree-optimization/69242
29517 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
29518 assert with a check.
29520 2016-01-13 Richard Biener <rguenther@suse.de>
29522 PR tree-optimization/69186
29523 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
29524 Properly guard vect_update_misalignment_for_peel call.
29526 2016-01-12 Jeff Law <law@redhat.com>
29528 PR tree-optimization/pr67755
29529 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
29530 "need_profile_correction".
29531 (thread_block_1): Initialize new field to false by default. If we
29532 have multiple thread paths through a common joiner to different
29533 final targets, then set new field to true.
29534 (compute_path_counts): Only do count adjustment when it's really
29537 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29539 * doc/invoke.texi (Spec Files): Move section down in file, past
29540 all command-line option descriptions.
29542 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29544 PR middle-end/54809
29545 * doc/gty.texi: Remove documentation of mark_hook.
29546 * gengtype.c (struct write_types_data): Remove code to support
29547 mark_hook attribute.
29548 (walk_type): Likewise.
29549 (write_func_for_structure): Likewise.
29551 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29553 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
29554 Directory Options, and -specs= to Overall Options.
29555 (Overall Options): Adjust similarly. Reorder to group related
29556 options together. Make -specs= cross-reference the spec file details.
29557 (Directory Options): Adjust similarly.
29559 2016-01-12 Jeff Law <law@redhat.com>
29561 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
29563 2016-01-12 Olivier Hainque <hainque@adacore.com>
29565 * gcc.c (spec_undefvar_allowed): New global.
29566 (process_command): Set to true when running for --version or --help,
29568 (getenv_spec_function): When the variable is not defined, use the
29569 variable name as the variable value if we're allowed not to issue
29572 2016-01-12 Bin Cheng <bin.cheng@arm.com>
29574 PR tree-optimization/68911
29575 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
29576 information computed for expression "init + nit * step".
29578 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29580 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
29581 about name of GCC executable. Remove deleted node from menu.
29582 (Directory Options) <-B>: Remove cross-reference to deleted node.
29583 (Target Options): Delete section.
29585 2016-01-12 Christian Bruel <christian.bruel@st.com>
29588 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
29589 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
29591 2016-01-12 Jakub Jelinek <jakub@redhat.com>
29594 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
29595 aligned_mem is properly set for AVX512-VL floating point masked
29599 * ifcvt.c (cond_exec_process_if_block): When removing the last
29600 insn from then_bb, remove also any possible barriers that follow it.
29602 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
29606 * config/i386/iamcu.h (SIZE_TYPE): New macro.
29607 (PTRDIFF_TYPE): Likewise.
29608 (WCHAR_TYPE): Likewise.
29609 (WCHAR_TYPE_SIZE): Likewise.
29610 (STDINT_LONG32): Likewise.
29612 2016-01-12 Richard Biener <rguenther@suse.de>
29614 PR tree-optimization/69053
29615 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
29616 convert initial value for cond reductions.
29618 2016-01-12 Richard Biener <rguenther@suse.de>
29620 PR tree-optimization/69007
29621 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
29622 widen_sum after dot_prod and sad.
29624 2016-01-12 Richard Biener <rguenther@suse.de>
29626 PR tree-optimization/69168
29627 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
29628 pattern stmt SLP type.
29629 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
29630 end up unused so cope with that case.
29632 2016-01-12 Richard Biener <rguenther@suse.de>
29634 PR tree-optimization/69157
29635 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
29636 stmts def type only during analyze phase.
29637 (vectorizable_call): Likewise.
29638 (vectorizable_simd_clone_call): Likewise.
29639 (vectorizable_conversion): Likewise.
29640 (vectorizable_assignment): Likewise.
29641 (vectorizable_shift): Likewise.
29642 (vectorizable_operation): Likewise.
29643 (vectorizable_store): Likewise.
29644 (vectorizable_load): Likewise.
29646 2016-01-12 Richard Biener <rguenther@suse.de>
29648 PR tree-optimization/69174
29649 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
29651 (vectorizable_load): Properly compute the number of loads needed
29652 for permuted strided SLP loads and do not spuriously assign
29653 to SLP_TREE_VEC_STMTS.
29655 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
29657 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
29658 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
29659 (MD_EXEC_PREFIX): Remove.
29660 (MD_STARTFILE_PREFIX) Removee.
29661 (FILE_NAME_ABSOLUTE_P): Remove.
29662 (CPP_SPEC): Do not read macros from sys/version.h.
29663 (LINK_COMMAND_SPEC): Remove.
29664 (LOCAL_INCLUDE_DIR): Remove.
29665 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
29666 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
29667 (POST_LINK_SPEC): Define to invoke stubify after linker
29668 (LIBSTDCXX): Remove define
29669 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
29670 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
29671 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
29672 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
29673 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
29674 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
29675 (i386_djgpp_asm_named_section): Add propotype of new procedure
29677 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
29678 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
29679 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
29680 in config/i386/djgpp.h).
29681 (STANDARD_STARTFILE_PREFIX_2): Define identical to
29682 STANDARD_STARTFILE_PREFIX_1.
29683 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
29684 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
29685 installation errors.
29686 (MAX_OFILE_ALIGNMENT): Define to 128.
29687 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
29689 * config/i386/djgpp.c: New file. Add implementation of
29690 i386_djgpp_asm_named_section.
29692 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
29694 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
29695 Add rule for building djgpp.o.
29697 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29699 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
29700 (rtx_is_swappable_p): Reductions are swappable.
29701 (insn_is_swappable_p): V2DF reductions are swappable.
29703 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
29705 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
29706 reloads for other unsupported memory operands.
29708 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29709 Jim Wilson <jim.wilson@linaro.org>
29712 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
29713 copy_to_mode_reg instead of force_reg.
29715 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29718 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
29719 TARGET_80387 is true.
29721 2016-01-11 Jakub Jelinek <jakub@redhat.com>
29724 * lra-eliminations.c (move_plus_up): Only move plus up
29725 if subreg of the constant can be simplified into constant
29726 and use the simplified subreg of the constant instead of
29727 the original constant.
29729 * fold-const.c (fold_convertible_p): Don't return true
29730 for conversion of VECTOR_TYPE to same sized integral type.
29731 (fold_convert_loc): Fix up formatting. Fold conversion of
29732 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
29733 instead of NOP_EXPR.
29735 PR tree-optimization/69214
29736 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
29737 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
29740 PR tree-optimization/69207
29741 * tree-vect-slp.c (vect_get_constant_vectors): For
29742 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
29743 fold_convertible_p to vector_type's element type, and always
29744 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
29746 2016-01-11 Richard Biener <rguenther@suse.de>
29748 PR tree-optimization/69173
29749 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
29750 fixup the cycle if all stmts are in a pattern.
29752 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
29754 PR middle-end/68999
29755 * alias.c (base_alias_check): Move check for addresses with
29756 alignment ANDs before the call for compare_base_decls.
29757 (memrefs_conflict_p): Return -1 for different decls
29758 that went through alignment adjustments.
29760 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29762 PR rtl-optimization/68796
29763 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
29764 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
29765 and QImode comparisons against zero with CC_NZmode.
29766 * config/aarch64/iterators.md (short_mask): New mode_attr.
29768 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29770 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
29771 (<avx512>_store<mode>_mask): Likewise.
29773 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
29774 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29776 PR rtl-optimization/68841
29777 * ifcvt.c (struct noce_if_info): Add orig_x field.
29778 (bbs_ok_for_cmove_arith): Add to_rename parameter.
29779 Don't record conflicts on to_rename if it's present.
29780 Allow memory destinations in sets.
29781 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
29782 blocks, passing orig_x to the checks.
29783 (noce_process_if_block): Set if_info->orig_x appropriately.
29785 2016-01-11 Tom de Vries <tom@codesourcery.com>
29787 PR tree-optimization/69069
29788 * tree-parloops.c (create_parallel_loop): Add missing phi args.
29790 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
29792 PR rtl-optimization/68920
29793 * config/i386/i386.c (ix86_option_override_internal): Restrict number
29794 of conditional moves for RTL if-conversion to 1 for
29795 TARGET_ONE_IF_CONV_INSN.
29796 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
29797 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
29798 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
29799 parameter to restirct number of conditional moves for
29801 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
29802 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
29805 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
29808 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
29809 onepart vars. Fix typo in comment. Fix reversed condition in
29811 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
29814 * var-tracking.c (dump_onepart_variable_differences): New.
29815 (dataflow_set_different): If a detailed dump is requested,
29816 delay early returns and dump differences between onepart
29817 variables present before and after, and added variables.
29819 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29822 * expr.c (expand_expr_real_1): For boolean vector constants
29823 with a scalar mode use const_scalar_mask_from_tree.
29824 (const_scalar_mask_from_tree): New.
29825 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
29826 assigned to a mask type to handle constants.
29828 2016-01-11 Martin Jambor <mjambor@suse.cz>
29831 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
29832 useless parameters if we cannot change function signature.
29834 2016-01-11 Martin Jambor <mjambor@suse.cz>
29837 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
29840 2016-01-11 Tom de Vries <tom@codesourcery.com>
29842 PR tree-optimization/69109
29843 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
29846 2016-01-11 Tom de Vries <tom@codesourcery.com>
29848 PR tree-optimization/69108
29849 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
29850 res is not used in a phi.
29852 2016-01-11 Yury Gribov <y.gribov@samsung.com>
29855 * common.opt (frandom-seed): Fix parameter name.
29856 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
29858 2016-01-11 Tom de Vries <tom@codesourcery.com>
29860 PR tree-optimization/69058
29861 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
29864 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
29866 * config/arc/arc.opt (mdiv-rem): Add period to the end.
29867 (mcode-density): Likewise.
29869 2016-01-10 Tom de Vries <tom@codesourcery.com>
29871 PR tree-optimization/69062
29872 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
29873 (parallelize_loops): Don't paralelize loop that has phi with address
29876 2016-01-10 Tom de Vries <tom@codesourcery.com>
29878 PR tree-optimization/69039
29879 * tree-parloops.c (try_create_reduction_list): Only allow single exit
29882 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
29884 PR middle-end/68743
29885 * match.pd: Require target has function_c99_misc before doing
29886 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
29888 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
29890 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
29892 * configure: Regenerate.
29894 2016-01-09 Jakub Jelinek <jakub@redhat.com>
29896 PR middle-end/50865
29897 PR tree-optimization/69097
29898 * fold-const.h (expr_not_equal_to): New prototype.
29899 * fold-const.c: Include stringpool.h and tree-ssanames.h.
29900 (expr_not_equal_to): New function.
29901 * match.pd (X % -Y is the same as X % Y): Don't optimize
29902 unless X is known not to be equal to minimum or Y is known
29903 not to be equal to -1.
29904 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
29905 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
29906 (simplify_stmt_using_ranges): Adjust caller.
29907 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
29908 substitute_and_fold.
29910 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
29912 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
29915 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29917 PR tree-optimization/69167
29918 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
29919 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
29921 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
29923 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
29924 Richard Biener <rguenther@suse.de>
29926 PR tree-optimization/68707
29927 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
29928 instances that can be handled via vect_load_lanes.
29930 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
29932 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
29933 if we can't determine address equivalence.
29934 * alias.c (compare_base_decl): Update for changed return value of
29935 symtab_node::equal_address_to.
29937 2016-01-08 Jason Merrill <jason@redhat.com>
29941 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
29942 * expr.c (store_field): Not here.
29943 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
29944 call with TREE_ADDRESSABLE type.
29945 * tree-cfg.c (verify_gimple_call): Adjust.
29947 2016-01-08 Olivier Hainque <hainque@adacore.com>
29949 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
29952 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
29954 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
29955 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
29956 (reduc_smin_v2sf): Rename to...
29957 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
29958 (reduc_splus_v2sf): Rename to...
29959 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
29961 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29963 PR tree-optimization/69162
29964 * gimplify.c (gimplify_va_arg_expr): Encode original type of
29965 valist argument in another argument.
29966 (gimplify_modify_expr): Adjust for the above change. Cleanup.
29967 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
29968 to determine the va_list type, build a MEM_REF instead of
29969 build_fold_indirect_ref.
29971 PR tree-optimization/69172
29972 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
29975 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
29977 PR tree-optimization/67781
29978 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
29979 and cmpnop in two steps: first the ones not accessed in original
29980 gimple expression in a endian independent way and then the ones not
29981 accessed in the final result in an endian-specific way.
29983 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29985 PR tree-optimization/69083
29986 * tree-vect-slp.c (vect_get_constant_vectors): For
29987 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
29988 element type. If op is fold_convertible_p to vector_type's element
29989 type, use NOP_EXPR instead of VCE.
29991 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
29993 PR rtl-optimization/67778
29994 PR rtl-optimization/68634
29995 PR rtl-optimization/68909
29996 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
29997 block from the stack until done with it. Remove a superfluous
29998 bitmap set. Remove a superfluous bitmap test.
30000 2016-01-07 Martin Sebor <msebor@redhat.com>
30003 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
30004 constraint on the type of arguments.
30006 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
30008 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
30009 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
30010 unaligned_access on the gcc_options set.
30011 * config/arm/arm.c (arm_option_override_internal): Use
30012 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
30014 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30017 * config/i386/i386.c (ix86_frame_pointer_required): Enable
30018 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
30020 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30023 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30026 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30027 depending on frame_pointer_needed before remaining integer and SSE
30028 registers are saved.
30030 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
30033 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
30035 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
30038 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
30039 Use the "xBm" constraint.
30040 (float<sseintvecmodelower><mode>2<mask_name><round_name):
30042 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
30043 (sse_cvtsi2ssq<round_name>): Likewise.
30044 (sse_cvtss2si<round_name>): Likewise.
30045 (sse_cvtss2siq<round_name>): Likewise.
30046 (sse2_cvtsi2sdq<round_name>): Likewise.
30047 (sse2_cvtsd2si<round_name>): Likewise.
30048 (sse2_cvtsd2siq<round_name>): Likewise.
30049 * config/i386/subst.md (round_nimm_scalar_predicate): New
30052 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
30054 PR middle-end/67639
30055 * varasm.c (make_decl_rtl): Mark invalid register vars as
30058 PR rtl-optimization/66206
30059 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
30060 All callers changed.
30062 2016-01-07 Jakub Jelinek <jakub@redhat.com>
30064 PR tree-optimization/69141
30065 * tree-ssa-pre.c: Include langhooks.h.
30066 (eliminate_dom_walker::before_dom_children): Use
30067 lang_hooks.decl_printable_name instead of
30068 cgraph_node::get ()->name ().
30070 PR middle-end/68960
30071 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
30072 it and DECL_ALIGN too.
30074 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
30076 * config/mips/mips-ftypes.def: Sort to lexicographical order.
30078 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30081 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30082 depending on frame_pointer_needed before remaining integer and SSE
30083 registers are saved.
30085 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30087 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
30088 mode iterator with VSX_M2.
30089 (*p9_vecstore_<mode>): Likewise.
30090 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
30091 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
30092 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
30093 (define_split for VSX_LE128 stores): Likewise.
30094 (define_peephole2 for TImode LE swaps): Likewise.
30095 (define_split for VSX_LE128 post-reload stores): Likewise.
30097 2016-01-06 Marek Polacek <polacek@redhat.com>
30100 * convert.c (convert_to_integer_1): Adjust call to
30101 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
30102 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
30103 EXPR instead of ARG.
30104 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
30106 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30109 * doc/extend.texi (RL78 Variable Attributes): New section.
30111 2016-01-05 Marek Polacek <polacek@redhat.com>
30114 * builtins.c (get_memmodel): Use expansion point location rather than
30115 the input location. Call warning_at rather than warning.
30116 (expand_builtin_atomic_compare_exchange): Likewise.
30117 (expand_builtin_atomic_load): Likewise.
30118 (expand_builtin_atomic_store): Likewise.
30119 (expand_builtin_atomic_clear): Likewise.
30121 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30124 * config/i386/i386.c (ix86_expand_vector_logical_operator):
30125 Replace nonimmediate_operand with vector_operand.
30126 * config/i386/predicates.md (vector_operand): New predicate.
30127 (general_vector_operand): Replace nonimmediate_operand with
30129 * config/i386/sse.md: Replace nonimmediate_operand with
30130 vector_operand and m constraint with Bm constraint on SSE
30131 patterns with 16-byte memory operand.
30132 * config/i386/subst.md (round_nimm_predicate): Replace
30133 nonimmediate_operand with vector_operand.
30134 (round_saeonly_nimm_predicate): Likewise.
30135 (round_saeonly_nimm_scalar_predicate): New.
30137 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30140 * config/i386/constraints.md (Bm): New constraint.
30141 * config/i386/predicates.md (vector_memory_operand): New
30143 * config/i386/sse.md: Replace xm with xBm in plusminus and
30144 any_logic patterns.
30146 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30149 * doc/extend.texi (V850 Function Attributes): New section.
30150 (V850 Variable Attributes): New section.
30152 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30155 * doc/extend.texi (MicroBlaze Function Attributes): Document
30156 interrupt_handler and fast_interrupt attributes.
30158 2016-01-05 Sergei Trofimovich <siarheit@google.com>
30161 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
30162 for local symbolic operands.
30163 * config/ia64/predicates.md (local_symbolic_operand64): New
30166 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30168 PR rtl-optimization/68651
30169 * combine.c (combine_simplify_rtx): Canonicalize x + x into
30172 2016-01-05 Nathan Sidwell <nathan@acm.org>
30174 * alias.c (compare_base_decls): Use symtab_node::get.
30176 2016-01-05 Nick Clifton <nickc@redhat.com>
30179 * ira-costs.c (copy_cost): Initialise the t_icode field of the
30180 secondary_reload_info structure.
30183 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
30184 decls if weak support is available.
30186 2016-01-04 Martin Sebor <msebor@redhat.com>
30188 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
30190 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30192 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
30193 OPTION_MASK_P9_DFORM.
30195 * config/rs6000/constraints.md (wo constraint): New constraint for
30198 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
30200 (rs6000_init_hard_regno_mode_ok): Likewise.
30202 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
30205 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
30206 expanders not to have constraints. Add support for ISA 3.0 xxperm
30207 instruction. Add support for fusing xxlor with xxperm.
30208 (altivec_vperm_<mode>_internal): Likewise.
30209 (altivec_vperm_v8hiv16qi): Likewise.
30210 (altivec_vperm_<mode>v16q): Likewise.
30211 (altivec_vperm_<mode>_uns): Likewise.
30212 (vperm_v8hiv4si): Likewise.
30213 (vperm_v16qiv8hi): Likewise.
30215 * doc/md.texi (RS/6000 constraints): Document wo constraint.
30217 2016-01-04 Jakub Jelinek <jakub@redhat.com>
30219 Update copyright years.
30221 * gcc.c (process_command): Update copyright notice dates.
30222 * gcov-dump.c (print_version): Ditto.
30223 * gcov.c (print_version): Ditto.
30224 * gcov-tool.c (print_version): Ditto.
30225 * gengtype.c (create_file): Ditto.
30226 * doc/cpp.texi: Bump @copying's copyright year.
30227 * doc/cppinternals.texi: Ditto.
30228 * doc/gcc.texi: Ditto.
30229 * doc/gccint.texi: Ditto.
30230 * doc/gcov.texi: Ditto.
30231 * doc/install.texi: Ditto.
30232 * doc/invoke.texi: Ditto.
30234 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30236 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
30237 modes larger than TImode as TImode if NEON is not enabled.
30239 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30242 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
30243 mode for %f0-%f31 only if TARGET_FPU.
30245 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30248 * config/sparc/sparc.c (scan_record_type): Take into account subfields
30249 to compute the PACKED_P predicate.
30250 (function_arg_record_value): Minor tweaks.
30252 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
30254 * doc/install.texi (--with-multilib-list): Describe the meaning of the
30255 option for arm*-*-* targets.
30257 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
30259 * doc/extend.texi (Common Function Attributes): Move docs for
30260 MSP430-specific attributes to....
30261 (MSP430 Function Attributes): ...here. Delete the redundant
30262 entries and copy-edit the remaining text.
30263 (MSP430 Variable Attributes): Use uniform format for index
30264 entries and add a cross-reference to the corresponding function
30267 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
30269 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
30271 (x86 Options): Likewise.
30273 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30277 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
30278 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
30279 to corresponding attribute.
30281 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30283 * doc/extend.texi (Common Function Attributes) <noplt>: Move
30284 to correct alphabetization of table. Copy-edit and correct
30286 <stack_protect>: Likewise.
30287 <target_clones>: Likewise.
30289 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
30290 Correct punctuation.
30291 (Code Gen Options) <-fno-plt>: Copy-edit.
30293 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
30296 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
30297 SI values. Explicitly convert SI to DI and vice-versa.
30299 2016-01-01 Jakub Jelinek <jakub@redhat.com>
30301 PR tree-optimization/69070
30302 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
30303 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
30306 * ubsan.c (ubsan_instrument_float_cast): Call
30307 initialize_sanitizer_builtins.
30310 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
30312 Copyright (C) 2016 Free Software Foundation, Inc.
30314 Copying and distribution of this file, with or without modification,
30315 are permitted in any medium without royalty provided the copyright
30316 notice and this notice are preserved.