1 2016-11-15 Matthias Klose <doko@ubuntu.com>
3 * doc/install.texi: Remove references to java/libjava.
4 * doc/sourcebuild.texi: Likewise.
6 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
7 Alan Hayward <alan.hayward@arm.com>
8 David Sherwood <david.sherwood@arm.com>
10 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
12 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
13 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
14 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
15 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
16 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
17 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
18 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
20 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
21 Alan Hayward <alan.hayward@arm.com>
22 David Sherwood <david.sherwood@arm.com>
24 * dce.c (check_argument_store): Pass the size instead of
26 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
28 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
29 Alan Hayward <alan.hayward@arm.com>
30 David Sherwood <david.sherwood@arm.com>
32 * alias.c (canon_rtx): Use simplify_gen_binary.
34 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
35 Alan Hayward <alan.hayward@arm.com>
36 David Sherwood <david.sherwood@arm.com>
38 * rtl.h (load_extend_op): Declare.
39 * rtlanal.c (load_extend_op): New function.
40 (nonzero_bits1): Use it.
41 (num_sign_bit_copies1): Likewise.
42 * cse.c (cse_insn): Likewise.
43 * fold-const.c (fold_single_bit_test): Likewise.
44 (fold_unary_loc): Likewise.
45 * fwprop.c (free_load_extend): Likewise.
46 * postreload.c (reload_cse_simplify_set): Likewise.
47 (reload_cse_simplify_operands): Likewise.
48 * combine.c (try_combine): Likewise.
49 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
50 subreg_lowpart_p checks.
52 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
53 Alan Hayward <alan.hayward@arm.com>
54 David Sherwood <david.sherwood@arm.com>
56 * combine.c (simplify_shift_const_1): Use the number of bits
57 in the inner mode to determine the range of the shift.
58 When handling shifts of vectors, skip any rules that apply
61 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
62 Alan Hayward <alan.hayward@arm.com>
63 David Sherwood <david.sherwood@arm.com>
65 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
68 2016-11-15 Matthias Klose <doko@ubuntu.com>
70 * doc/install.texi: Remove references to gcj/libjava.
71 * doc/invoke.texi: Likewise.
73 2016-11-15 Jeff Law <law@redhat.com>
75 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
76 parameter. Callers changed.
77 (check-subpath_and_update_thread_path): Extracted from
78 fsm_find_control_statement_thread_paths.
79 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
80 (handle_phi, handle_assignment): Allow any constant node, not
83 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
85 * config/arc/arc-arch.h: New file.
86 * config/arc/arc-arches.def: Likewise.
87 * config/arc/arc-cpus.def: Likewise.
88 * config/arc/arc-options.def: Likewise.
89 * config/arc/t-multilib: Likewise.
90 * config/arc/genmultilib.awk: Likewise.
91 * config/arc/genoptions.awk: Likewise.
92 * config/arc/arc-tables.opt: Likewise.
93 * config/arc/driver-arc.c: Likewise.
94 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
95 * common/config/arc/arc-common.c (arc_handle_option): Trace
97 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
98 options; check for supported cpu against arc-cpus.def file.
99 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
100 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
101 * config/arc/arc-c.def: Add emacs local variables.
102 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
103 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
104 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
105 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
106 (DEFAULT_arc_fpu_build): Define.
107 (DEFAULT_arc_mpy_option): Define.
108 * config/arc/arc-protos.h (arc_init): Delete.
109 * config/arc/arc.c (arc_cpu_name): New variable.
110 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
111 (arc_arc700, arc_arc600, arc_arc601): New variable.
112 (arc_init): Add static; remove selection of default tune value,
113 cleanup obsolete error messages.
114 (arc_override_options): Make use of .def files for selecting the
115 right cpu and option configurations.
116 * config/arc/arc.h (stdbool.h): Include.
117 (TARGET_CPU_DEFAULT): Define.
118 (CPP_SPEC): Remove mcpu=NPS400 handling.
119 (arc_cpu_to_as): Declare.
120 (EXTRA_SPEC_FUNCTIONS): Define.
121 (OPTION_DEFAULT_SPECS): Likewise.
122 (ASM_DEFAULT): Remove.
123 (ASM_SPEC): Use arc_cpu_to_as.
124 (DRIVER_SELF_SPECS): Remove deprecated options.
125 (arc_base_cpu): Declare.
126 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
127 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
129 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
130 * config/arc/arc.md (attr_cpu): Remove.
131 * config/arc/arc.opt (mno-mpy): Deprecate.
132 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
133 (mcpu=ARCHS): Remove.
134 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
136 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
137 (arc_fpu): Use new defines.
138 (mpy-option): Change to use numeric or string like inputs.
139 * config/arc/t-arc (driver-arc.o): New target.
140 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
141 * config/arc/t-arc-newlib: Delete.
142 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
143 * doc/invoke.texi (ARC): Update arc options.
145 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
147 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
148 insn at the beginning of the constant pool.
149 (mips_insert_insn_pseudos): New function.
150 (mips_machine_reorg2): Call it.
151 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
152 UNSPEC_INSN_PSEUDO enum values.
153 (insn_pseudo, consttable): New insns.
155 2016-11-15 Michael Matz <matz@suse.de>
157 PR missed-optimization/77881
158 * combine.c (simplify_comparison): Remove useless subregs
159 also inside the loop, not just after it.
160 (make_compound_operation): Recognize some subregs as being
163 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
164 Alan Hayward <alan.hayward@arm.com>
165 David Sherwood <david.sherwood@arm.com>
167 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
170 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
172 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
173 for using xxinsertw and vinsert{b,h} on ISA 3.0.
175 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
176 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
177 vinsert{b,h} on ISA 3.0.
179 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
181 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
182 and cmpnop in two steps: first the ones not accessed in original gimple
183 expression in a endian independent way and then the ones not accessed
184 in the final result in an endian-specific way.
185 (bswap_replace): Stop doing big endian adjustment.
187 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
190 (*ashl<mode>3_doubleword): Ditto.
192 2016-11-14 Martin Liska <mliska@suse.cz>
194 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra
197 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
198 Richard Biener <rguenther@suse.de>
200 * doc/invoke.texi (fgimple): Document.
201 * dumpfile.h (TDF_GIMPLE): Add.
202 * dumpfile.c (dump_options): Add gimple.
203 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
205 (dump_gimple_label): Likewise.
206 (dump_gimple_phi): Likewise.
207 (dump_gimple_bb_header): Likewise.
208 (dump_phi_nodes): Likewise.
209 (pp_cfg_jump): Likewise. Pass in dump flags.
210 (dump_implicit_edges): Adjust.
211 * passes.c (pass_init_dump_file): Do not dump function header
213 * tree-cfg.c (dump_function_to_file): Dump function return type
214 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
216 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
217 (dump_generic_node): Likewise.
218 * function.h (struct function): Add pass_startwith member.
219 * passes.c (execute_one_pass): Implement startwith.
220 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
221 and assign proper version for parsed ssa names.
222 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
223 * internal-fn.c (expand_PHI): New function.
224 * internal-fn.h (expand_PHI): Declared here.
225 * internal-fn.def: New defination for PHI.
226 * tree-cfg.c (lower_phi_internal_fn): New function.
227 (build_gimple_cfg): Call it.
228 (verify_gimple_call): Condition for passing label as arg in internal
230 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
231 present PHIs with arguments.
233 2016-11-14 Martin Liska <mliska@suse.cz>
236 * common.opt: Add prefer-atomic as a new enum value for
238 * coretypes.h: Likewise.
239 * doc/invoke.texi: Document the new option value.
240 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
241 * tree-profile.c (tree_profiling): Select default value
242 of -fprofile-update when 'prefer-atomic' is selected.
244 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
246 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
247 (cortex_a57_alu_shift): ...here.
249 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
251 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
253 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
254 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
255 (<optab>si3_insn_uxtw): Likewise.
256 (<optab><mode>3_insn): Likewise.
257 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
258 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
259 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
260 (<optab><mode>): Likewise.
261 (insv<mode>): Likewise.
262 (andim_ashift<mode>_bfiz): Likewise.
263 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
264 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
265 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
266 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
267 (exynos_m1_alu_p): Likewise.
268 * config/arm/types.md: Add bfx.
269 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
271 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
273 * config/aarch64/aarch64.c (cortexa57_vector_cost):
274 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
276 2016-11-14 Richard Biener <rguenther@suse.de>
278 PR tree-optimization/78312
279 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
282 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
285 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
286 * config/avr/avr.opt (-mabsdata): New option.
287 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
288 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
289 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
290 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
291 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
292 spec depending on AVR_ISA_LDS.
293 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
295 2016-11-13 Jakub Jelinek <jakub@redhat.com>
297 * match.pd: Don't try to compare addresses of variables with
300 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
302 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
303 (propagate_vr_accross_jump_function): Handle unary expressions.
304 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
305 (load_from_param_1): New.
306 (load_from_unmodified_param): Factor common part into load_from_param_1.
307 (load_from_param): New.
308 (compute_complex_assign_jump_func): Handle unary expressions.
309 (update_jump_functions_after_inlining): Likewise.
310 (ipa_write_jump_function): Likewise.
311 (ipa_read_jump_function): Likewise.
313 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
316 * doc/invoke.texi: Document Wrestrict.
317 * pretty-print.c (pp_format): Add case for "Z" specifier.
318 (test_pp_format): Test "Z" specifier.
320 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
322 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
323 original function needs a static chain.
325 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
328 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
331 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
334 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
335 return early if !optional_tbtab.
337 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
339 PR rtl-optimization/59461
340 * doc/rtl.texi (paradoxical subregs): Add missing word.
341 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
342 in modes with precision larger than that of last_set_mode.
343 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
344 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
345 REGs to paradoxical SUBREGs.
346 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
347 larger than a word before invoking LOAD_EXTEND_OP on it.
349 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
352 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
353 element order for little endian ordering.
355 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
356 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
359 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
363 when calculating operand 2.
364 (rotate to rotatex zext splitter): Ditto.
366 2016-11-11 Jeff Law <law@redhat.com>
368 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
370 (stmt_uses_name_in_undefined_way): New function, extracted from
371 find_implicit_erroneous_behavior and extended for div/mod case.
372 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
373 find_explicit_erroneous_behavior and extended for div/mod case.
374 (find_implicit_erroneous_behavior): Use new helper function.
375 (find_explicit_erroneous_behavior): Use new helper function.
377 2016-11-11 Richard Biener <rguenther@suse.de>
379 PR tree-optimization/71575
380 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
383 2016-11-11 Richard Biener <rguenther@suse.de>
386 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
387 about uninitialized destination arg of BIT_INSERT_EXPR.
389 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
392 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
393 terminology. Expand to remove ambiguity.
395 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
397 PR rtl-optimization/78232
398 * combine.c (try_combine): Add a big comment about why reusing i2dest
400 (change_zero_ext): Do not call simplify_gen_binary, do the
401 simplifications manually.
403 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
405 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
406 enable HImode and QImode to go in vector registers by default if
407 the -mvsx-small-integer option is enabled.
408 (rs6000_secondary_reload_simple_move): Likewise.
409 (rs6000_preferred_reload_class): Don't force integer constants to
410 be loaded into vector registers that we can easily make into
411 memory (or being created in the GPRs and moved over with direct move).
412 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
413 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
414 vector extraction on ISA 3.0 when the scalar integer can be
415 allocated in vector registers. Generate the VEC_SELECT directy,
416 and don't use UNSPEC's to avoid having the scalar type in a vector
417 register. Make the expander target registers, and let the
418 combiner fold in results storing to memory, if the machine
420 (vsx_extract_<mode>_di): Likewise.
421 (vsx_extract_<mode>_p9): Likewise.
422 (vsx_extract_<mode>_di_p9): Likewise.
423 (vsx_extract_<mode>_store_p9): Likewise.
424 (vsx_extract_si): Likewise.
425 (vsx_extract_<mode>_p8): Likewise.
426 (p9_lxsi<wd>zx): Delete, no longer used.
427 (p9_stxsi<wd>x): Likewise.
428 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
429 integers in vector registers for ISA 3.0.
430 (QHI): Update comment.
431 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
432 vector extract instructions in sign/zero extend.
433 (zero_extendhi<mode>): Likewise.
434 (extendqi<mode>): Likewise.
435 (extendhi<mode>2): Likewise.
436 (HImode splitter for load/sign extend in vector register): Likewise.
437 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
438 optimizing floating point conversions to/from small data types and
439 rewrite it to support QImode/HImode being allowed in vector
440 registers on ISA 3.0.
441 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
442 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
443 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
444 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
445 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
446 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
447 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
448 VSPLITISW on ISA 2.07.
449 (movhi_internal): Combine movhi_internal and movqi_internal into
450 one mov<mode>_internal with an iterator. Add support for QImode
451 and HImode being allowed in vector registers. Make large number
452 of attributes and constraints easier to read.
453 (movqi_internal): Likewise.
454 (mov<mode>_internal): Likewise.
455 (movdi_internal64): Fix constraint to allow loading -16..15 with
456 VSPLITISW on ISA 2.07.
457 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
460 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
462 PR rtl-optimization/78241
463 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
464 but emit initial peel copy if niter expr is not reliable.
466 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
468 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
469 (maybe_record_trace_start): If the CFI is different on the new and
470 old paths, print out both to the dump file before ICEing.
472 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
474 * target.def (additional_allocno_class_p): New.
475 * hooks.h (hook_bool_reg_class_t_false): New prototype.
476 * hooks.c (hook_bool_reg_class_t_false): New.
477 * ira.c (setup_allocno_and_important_classes): Use the new hook.
478 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
479 * doc/tm.texi: Update.
481 2016-11-10 Jason Merrill <jason@redhat.com>
483 * gengtype.c (new_structure): Append to structures list.
484 (find_structure): Likewise.
486 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
488 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
489 this_dir is 2. Check for this_dir non-zero before dir != this_dir
492 2016-11-10 Jakub Jelinek <jakub@redhat.com>
494 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
495 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
497 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
498 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
499 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
500 teams distribute parallel for simd even to distribute and teams
501 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
502 OMP_CLAUSE_DEPEND_SINK case.
503 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
504 (omp_no_lastprivate): Removed.
505 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
506 (gimplify_omp_for): Likewise.
507 (computable_teams_clause): Fail for automatic vars from current
508 function not yet seen in bind expr.
509 * langhooks.c (lhd_omp_scalar_p): New function.
510 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
511 * varpool.c (varpool_node::get_create): Set node->offloading
512 even for DECL_EXTERNAL decls.
513 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
514 (LANG_HOOKS_OMP_SCALAR_P): Define.
515 (LANG_HOOKS_DECLS): Use it.
517 2016-11-10 Martin Liska <mliska@suse.cz>
520 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
521 only when SWITCH_BODY is a BIND_EXPR.
523 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
526 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
527 on the context only when it has no DIE yet.
529 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
531 * arm.h (target_cpus): Delete.
532 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
533 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
534 (all_architectures): Likewise.
535 (arm_option_override): Adjust use of CPU enums.
536 (arm_sched_reorder): Likewise.
537 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
538 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
539 * arm/genopt.sh (processor_type): Prefix enumeration entries with
541 * arm-tables.opt: Regenerated.
543 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
545 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
547 * config/aarch64/aarch64-tune.md: Regenerated.
548 * config/arm/arm-cores.def (falkor): New core.
549 * config/arm/arm-tables.opt: Regenerated.
550 * config/arm/arm-tune.md: Regenerated.
551 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
552 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
553 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
554 (ARM Options/-mtune): Likewise.
556 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
559 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
561 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
562 (propagate_vr_accross_jump_function): Likewise.
563 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
564 (load_from_param_1): New.
565 (load_from_unmodified_param): Factor common part into load_from_param_1.
566 (load_from_param): New.
567 (compute_complex_assign_jump_func): Handle unary expressions.
568 (ipa_write_jump_function): Likewise.
569 (ipa_read_jump_function): Likewise.
571 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
573 * simplify-rtx.c (simplify_binary_operation_1): Simplify
574 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
575 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
578 2016-11-09 David Malcolm <dmalcolm@redhat.com>
580 * print-rtl-function.c: Include varasm.h.
581 (print_any_param_name): New function.
582 (print_param): New function.
583 (print_rtx_function): Call print_param for each argument.
584 * print-rtl.c (rtx_writer::finish_directive): New function.
585 * print-rtl.h (rtx_writer::finish_directive): New decl.
587 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
590 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
591 operand 0 as earlyclobber.
592 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
594 2016-11-09 Martin Liska <mliska@suse.cz>
596 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
598 2016-11-09 Jakub Jelinek <jakub@redhat.com>
601 * builtins.c (expand_builtin_memcmp): Formatting fix.
603 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
604 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
605 or of them, renumber other enumerators.
606 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
607 * doc/invoke.texi: Document -fsanitize=shift-base and
608 -fsanitize-shift-exponent, document -fsanitize=shift as
609 having those 2 suboptions.
611 2016-11-09 Richard Biener <rguenther@suse.de>
613 * fold-const.c (tree_swap_operands_p): Remove unused arg.
614 * fold-const.c (tree_swap_operands_p): Likewise.
615 (fold_binary_loc): Adjust.
616 (fold_ternary_loc): Likewise.
617 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
618 * gimple-fold.c (fold_stmt_1): Likewise.
619 * gimple-match-head.c (gimple_resimplify2): Likewise.
620 (gimple_resimplify3): Likewise.
621 (gimple_simplify): Likewise.
622 * tree-ssa-dom.c (record_equality): Likewise.
623 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
624 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
625 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
627 2016-11-09 Richard Biener <rguenther@suse.de>
629 * tree-ssa-dom.c (canonicalize_comparison): Remove.
630 (optimize_stmt): Remove redundant pre-propagation canonicalization
631 of comparison operand order.
633 2016-11-09 Martin Liska <mliska@suse.cz>
635 * fold-const-call.c (fold_const_call): Fix the folding.
637 2016-11-09 Richard Biener <rguenther@suse.de>
639 * common.opt (flag_evaluation_order): Remove.
640 * expr.c (expand_operands): Remove code guarded by
641 flag_evaluation_order.
642 * fold-const.c (reorder_operands_p): Remove, it always returns
644 (negate_expr_p): Remove calls to reorder_operands_p.
645 (fold_negate_expr): Likewise.
646 (tree_swap_operands_p): Likewise.
647 (fold_binary_loc): Likewise.
649 2016-11-09 Andreas Schwab <schwab@suse.de>
652 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
653 insns operating on a register.
655 2016-11-09 Richard Biener <rguenther@suse.de>
657 PR tree-optimization/78007
658 * tree-vect-stmts.c (vectorizable_bswap): New function.
659 (vectorizable_call): Call vectorizable_bswap for
660 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
662 2016-11-09 Richard Biener <rguenther@suse.de>
664 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
665 Look at the DR_BASE_ADDRESS object for forcing alignment.
667 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
669 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
670 (propagate_vr_accross_jump_function): Likewise.
671 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
672 (load_from_param_1): New.
673 (load_from_unmodified_param): Factor common part into load_from_param_1.
674 (load_from_param): New.
675 (compute_complex_assign_jump_func): Handle unary expressions.
676 (ipa_write_jump_function): Likewise.
677 (ipa_read_jump_function): Likewise.
679 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
682 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
683 Also fold constant passed as argument while computing value range.
684 (propagate_constants_accross_call): Pass param type.
685 * ipa-prop.c: export ipa_get_callee_param_type.
686 * ipa-prop.h: export ipa_get_callee_param_type.
688 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
690 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
691 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
693 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
695 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
696 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
697 ASAN_STACK_MAGIC_MIDDLE.
698 (asan_global_struct): Increase the size of fields.
699 (asan_add_global): Add new field constructor.
700 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
701 __asan_version_mismatch_check_v8.
703 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
705 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
708 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
712 Handle ASHIFT and LSHIFTRT.
713 (dimode_scalar_chain::compute_convert_gain): Ditto.
714 (dimode_scalar_chain::convert_insn): Ditto.
716 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
718 * gimple-ssa-store-merging.c: Include selftest.h
719 (verify_array_eq): New function.
720 (verify_shift_bytes_in_array): Likewise.
721 (verify_shift_bytes_in_array_right): Likewise.
722 (verify_clear_bit_region): Likewise.
723 (verify_clear_bit_region_be): Likewise.
724 (store_merging_c_tests): Likewise.
725 * selftest.h (store_merging_c_tests): Declare prototype.
726 * selftest-run-tests.c (selftest::run_tests): Run
727 store_merging_c_tests.
729 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
731 * config/arm/arm.opt (mold-rtx-costs): Delete.
732 (mnew-generic-costs): Delete.
733 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
734 * config/arm/arm.c (arm_rtx_costs_1): Delete.
735 (arm_size_rtx_costs): Likewise.
736 (arm_slowmul_rtx_costs): Likewise.
737 (arm_fastmul_rtx_costs): Likewise.
738 (arm_xscale_rtx_costs): Likewise.
739 (arm_9e_rtx_costs): Likewise.
740 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
741 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
742 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
743 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
744 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
745 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
746 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
748 Delete rtx_costs field.
749 (arm_new_rtx_costs): Rename to...
750 (arm_rtx_costs_internal): ... This.
751 (arm_rtx_costs): Remove old way of doing rtx costs.
753 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
755 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
756 (arm_fastmul_tune): Likewise.
757 (arm_strongarm_tune): Likewise.
758 (arm_xscale_tune): Likewise.
759 (arm_9e_tune): Likewise.
760 (arm_marvell_pj4_tune): Likewise.
761 (arm_v6t2_tune): Likewise.
762 (arm_v6m_tune): Likewise.
763 (arm_fa726te_tune): Likewise.
765 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
767 PR tree-optimization/78234
768 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
771 2016-11-08 Martin Liska <mliska@suse.cz>
774 * dbgcnt.def: Add new debug counter asan_use_after_scope.
775 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
776 with a value expr. Do not add artificial variables to
777 live_switch_vars. Use the debug counter.
778 (gimplify_target_expr): Use the debug counter.
779 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
780 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
781 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
783 2016-11-08 Richard Biener <rguenther@suse.de>
785 * tree-vect-stmts.c (get_group_load_store_type): If the
786 access is aligned do not trigger peeling for gaps.
787 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
788 force alignment of vars with DECL_USER_ALIGN.
790 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
792 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
794 2016-11-08 Richard Biener <rguenther@suse.de>
796 PR tree-optimization/78205
797 * tree-vect-stmts.c (vectorizable_load): Move check whether
798 we may run into gaps when BB vectorizing SLP permutations ...
799 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
800 here where we can do a more precise check.
802 2016-11-08 Richard Biener <rguenther@suse.de>
804 PR tree-optimization/78224
805 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
806 Split the fallthru edge in case its successor may have PHIs.
807 Do not free dominance info.
809 2016-11-07 Jakub Jelinek <jakub@redhat.com>
812 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
813 EH info even for bzhi and pdep/pext.
815 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
817 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
818 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
820 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
822 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
824 * config/rs6000/vector.md (div<mode>3): Ditto.
826 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
828 * configure.ac (.hidden): Change to conftest_s string. Provide string
830 (gcc_cv_ld_hidden): Yes for AIX.
831 * configure: Regenerate.
833 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
835 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
836 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
837 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
838 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
839 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
840 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
842 (rs6000_xcoff_visibility): New.
843 (rs6000_xcoff_declare_function_name): Add visibility support.
844 (rs6000_xcoff_asm_globalize_decl_name): New.
845 (rs6000_xcoff_asm_output_aligned_decl_common): New.
846 (rs6000_asm_weaken_decl): New.
847 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
848 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
851 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
854 * incpath.c: (remove_dup(): Also silently ignore EPERM.
856 2016-11-07 Martin Jambor <mjambor@suse.cz>
858 * tree.c (verify_type_variant): Use pointer comparison to check that
859 TYPE_SIZE_UNIT match.
861 2016-11-07 Jakub Jelinek <jakub@redhat.com>
864 * dse.c (dse_step5): Call scan_reads even if just
865 insn_info->frame_read. Improve and fix dump file messages.
868 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
869 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
871 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
874 * match.pd: Add following two patterns:
875 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
876 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
878 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
880 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
881 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
882 * rtl.h (duplicate_reg_notes): Declare.
883 * rtlanal.c (duplicate_reg_note): New function.
885 PR rtl-optimization/77309
886 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
887 don't assume an equality comparison for plain COMPARE.
888 (simplify_comparison): Pass a more accurate code to
889 make_compound_operation.
891 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
893 * target.def (compute_pressure_classes): New target hook.
894 * doc/tm.texi.in: Document it.
895 * doc/tm.texi: Regenerate.
896 * ira.c (setup_pressure_classes): Call target hook if defined.
898 2016-11-07 David Malcolm <dmalcolm@redhat.com>
900 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
902 (rtx_writer::print_rtx): In compact mode, omit trailing operands
903 that have the default values.
904 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
906 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
907 label string from expected dump.
908 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
911 2016-11-07 Jakub Jelinek <jakub@redhat.com>
914 * alias.c (nonoverlapping_memrefs_p): If one decl is
915 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
917 2016-11-07 Richard Biener <rguenther@suse.de>
920 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
923 2016-11-07 Richard Biener <rguenther@suse.de>
925 PR tree-optimization/78218
926 * gimple-ssa-store-merging.c
927 (pass_store_merging::terminate_all_aliasing_chains):
928 Drop unused argument, fix alias check to also consider uses.
929 (pass_store_merging::execute): Adjust.
931 2016-11-07 Richard Biener <rguenther@suse.de>
933 PR tree-optimization/78228
934 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
937 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
940 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
941 aarch64_simd_shift_imm_<mode> predicate for operand 1.
942 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
943 to restrict them to an appropriate range and add FAIL check if the
944 region they specify is out of range. Delete useless constraint
946 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
947 2 and 3 to restrict their range and add pattern predicate.
949 2016-11-07 Martin Liska <mliska@suse.cz>
951 * asan.c (enum asan_check_flags): Move the enum to header file.
952 (asan_init_shadow_ptr_types): Make type creation more generic.
953 (shadow_mem_size): New function.
954 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
955 Rewritten stack unpoisoning code.
956 (build_shadow_mem_access): Add new argument return_address.
957 (instrument_derefs): Instrument local variables if use after scope
958 sanitization is enabled.
959 (asan_store_shadow_bytes): New function.
960 (asan_expand_mark_ifn): Likewise.
961 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
962 * asan.h (enum asan_mark_flags): Moved here from asan.c
963 (asan_protect_stack_decl): Protect all declaration that need
965 (asan_sanitize_use_after_scope): New function.
966 (asan_no_sanitize_address_p): Likewise.
967 * cfgexpand.c (partition_stack_vars): Consider
968 asan_sanitize_use_after_scope in condition.
969 (expand_stack_vars): Likewise.
970 * common.opt (-fsanitize-address-use-after-scope): New option.
971 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
972 Explain the parameter.
973 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
974 * gimplify.c (build_asan_poison_call_expr): New function.
975 (asan_poison_variable): Likewise.
976 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
977 variables that have address taken.
978 (gimplify_decl_expr): Likewise.
979 (gimplify_target_expr): Likewise for C++ temporaries.
980 (sort_by_decl_uid): New function.
981 (gimplify_expr): Unpoison all variables for a label we can jump
982 from outside of a scope.
983 (gimplify_switch_expr): Unpoison variables defined in the switch
985 (gimplify_function_tree): Clear asan_poisoned_variables.
986 (asan_poison_variables): New function.
987 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
988 * internal-fn.c (expand_ASAN_MARK): New function.
989 * internal-fn.def (ASAN_MARK): Declare.
990 * opts.c (finish_options): Handle -fstack-reuse if
991 -fsanitize-address-use-after-scope is enabled.
992 (common_handle_option): Enable address sanitization if
993 -fsanitize-address-use-after-scope is enabled.
994 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
996 * params.h: Likewise.
997 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
998 * sanitizer.def: Define __asan_poison_stack_memory and
999 __asan_unpoison_stack_memory functions.
1000 * asan.c (asan_mark_poison_p): New function.
1001 (transform_statements): Handle asan_mark_poison_p calls.
1002 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
1004 2016-11-07 Tamar Christina <tamar.christina@arm.com>
1007 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
1009 2016-11-07 Martin Liska <mliska@suse.cz>
1011 * tree-profile.c (gimple_gen_time_profiler): Set proper type
1012 to time_profiler_counter_ptr.
1014 2016-11-07 Richard Biener <rguenther@suse.de>
1016 PR tree-optimization/37150
1017 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
1019 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
1020 (vect_analyze_slp_cost_1): Account for the real number of
1021 permutations emitted and for dead loads.
1022 (vect_transform_slp_perm_load): Add n_perms parameter counting
1023 the number of emitted permutations.
1024 * tree-vect-stmts.c (vectorizable_load): Adjust.
1026 2016-11-07 Richard Biener <rguenther@suse.de>
1028 PR tree-optimization/78189
1029 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
1030 alignment computation.
1032 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1034 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
1036 2016-11-05 Martin Sebor <msebor@redhat.com>
1038 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
1041 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
1045 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
1047 2016-11-04 Jakub Jelinek <jakub@redhat.com>
1050 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
1051 doesn't have rtl set.
1053 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1055 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
1056 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
1057 rs6000_gimple_fold_builtin.
1058 (rs6000_gimple_fold_builtin): New function. Add handling for
1059 early expansion of vector addition builtins.
1061 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1063 * expr.h (copy_blkmode_from_reg): Delete.
1064 * expr.c (copy_blkmode_from_reg): Make static.
1066 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1068 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
1069 * combine.c (LOAD_EXTEND_OP): Delete.
1070 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
1071 * cse.c (LOAD_EXTEND_OP): Delete.
1072 * fold-const.c (LOAD_EXTEND_OP): Likewise.
1073 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
1074 * postreload.c (LOAD_EXTEND_OP): Delete.
1075 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
1076 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
1077 (find_reloads): Likewise.
1078 * reload1.c (eliminate_regs_1): Likewise.
1079 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
1080 (num_sign_bit_copies1): Likewise.
1082 2016-11-04 David Malcolm <dmalcolm@redhat.com>
1084 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
1085 (selftest::ix86_test_dumping_hard_regs): New function.
1086 (selftest::ix86_run_selftests): New function.
1087 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
1088 selftest::ix86_run_selftests.
1089 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
1090 * doc/tm.texi: Regenerate
1091 * selftest-rtl.h: New file.
1092 * rtl-tests.c: Include "selftest-rtl.h".
1093 (selftest::assert_rtl_dump_eq): Make non-static.
1094 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
1095 (selftest::test_dumping_regs): Update comment.
1096 * selftest-run-tests.c: Include "target.h".
1097 (selftest::run_tests): If non-NULL, call
1098 targetm.run_target_selftests.
1099 * target.def (run_target_selftests): New hook.
1101 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1103 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
1104 representative core for this architecture.
1105 * config/arm/arm-cores.def (cortex-m33): Define new processor.
1106 * config/arm/arm-tables.opt: Regenerate.
1107 * config/arm/arm-tune.md: Likewise.
1108 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
1109 valid -mcpu options.
1110 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
1112 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1114 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
1115 representative core for this architecture.
1116 * config/arm/arm-cores.def (cortex-m23): Define new processor.
1117 * config/arm/arm-tables.opt: Regenerate.
1118 * config/arm/arm-tune.md: Likewise.
1119 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
1120 this tuning parameters apply to in the comment.
1121 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
1122 valid -mcpu options.
1123 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
1125 2016-11-04 Bin Cheng <bin.cheng@arm.com>
1127 * fold-const.c (fold_cond_expr_with_comparison): Remove call
1128 to pedantic_non_lvalue_loc. Remove useless code for lvalue
1129 where cond_expr can't be a lvalue.
1131 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
1133 * config/arc/arc.c (arc_process_double_reg_moves): Use
1135 * config/arc/arc.md (movsi_insn): Disable unsupported move
1136 instructions for ARCv2 cores.
1137 (movdi): Use prepare_move_operands.
1138 (movsf, movdf): Use move_dest_operand predicate.
1139 * config/arc/constraints.md (Chs): Enable when barrel shifter is
1141 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
1142 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
1144 (dexcl_3op_peep2_insn_nores): Likewise.
1145 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
1146 (LINK_COMMAND_SPEC): Remove.
1148 2016-11-04 Richard Biener <rguenther@suse.de>
1151 * loop-invariant.c (find_exits): Record entering inner
1152 loops as possibly exiting to handle infinite sub-loops.
1153 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1154 (fill_always_executed_in_1): Honor infinite child loops.
1156 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1159 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
1160 has already been adjusted for endianness, so don't adjust it any
1164 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
1165 ICmode unless we have standard PowerPC floating point.
1166 * config/rs6000/rs6000.md (FP iterator): Likewise.
1167 (FMOVE128 iterator): Likewise.
1169 2016-11-03 Jakub Jelinek <jakub@redhat.com>
1170 Alexandre Oliva <aoliva@redhat.com>
1171 Jason Merrill <jason@redhat.com>
1175 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
1177 * langhooks.c (lhd_type_dwarf_attribute): New function.
1178 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
1179 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
1180 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
1181 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
1182 (check_qualified_type, check_aligned_type): Call it.
1183 * dwarf2out.c (modified_type_die): Don't use type_main_variant
1184 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1185 check_base_type and check_lang_type.
1186 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
1187 return early. For pointer-to-data-member add DW_AT_use_location
1189 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
1191 (gen_type_die_with_usage): Don't use type_main_variant
1192 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1193 check_base_type and check_lang_type. Formatting fixes. Call
1194 get_debug_type langhook.
1196 2016-11-03 Jason Merrill <jason@redhat.com>
1198 * tree.c (check_lang_type): New.
1199 (check_qualified_type): Use it.
1200 (check_aligned_type): Use it.
1201 * tree.h: Declare it.
1203 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
1205 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
1206 (arm*-freebsd*): Likewise.
1207 (arm*-*-netbsdelf*): Likewise.
1208 (arm*-*-linux*): Likewise.
1209 (arm*-*-uclinux*eabi*): Likewise.
1210 (arm*-*-phoenix*): Likewise.
1211 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
1212 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
1213 specified. Default to arm6 if target_cpu_cname is not set.
1214 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
1215 default cpu has been correctly configured.
1216 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
1217 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
1218 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
1219 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
1220 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1221 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
1222 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1224 2016-11-03 Jiong Wang <jiong.wang@arm.com>
1226 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
1227 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
1228 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
1229 (output_cfa_loc): Support DW_CFA_val_expression.
1230 (output_cfa_loc_raw): Likewise.
1231 (output_cfi): Likewise.
1232 (output_cfi_directive): Likewise.
1233 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
1234 (dw_cfi_oprnd2_desc): Likewise.
1235 (mem_loc_descriptor): Recognize new pattern generated for value
1238 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
1240 PR rtl-optimization/78186
1241 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
1242 well, when converting to IOR.
1244 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
1246 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
1247 (vec_interleave_highv8qi): Likewise.
1249 2016-11-03 Martin Liska <mliska@suse.cz>
1251 * profile.c (instrument_values): Fix coding style.
1252 (branch_prob): Use renamed function.
1253 * tree-profile.c (init_ic_make_global_vars): Likewise.
1254 (gimple_init_edge_profiler): Rename to
1255 gimple_init_gcov_profiler.
1256 tree_time_profiler_counter variable declaration.
1257 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
1259 * value-prof.h: Remove an argument.
1261 2016-11-03 Richard Biener <rguenther@suse.de>
1263 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
1264 symtab_node::get_create.
1266 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1268 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
1269 Move comments into more natural position.
1271 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
1273 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
1274 (PTRDIFF_TYPE): Define as int.
1276 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1278 * ccmp.c (expand_ccmp_expr_1): Adjust.
1279 (expand_ccmp_expr): Likewise.
1280 (expand_ccmp_next): Likewise.
1281 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
1282 (aarch64_gen_ccmp_first): Likewise.
1283 * doc/tm.texi: Regenerate.
1284 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
1285 (gen_ccmp_next): Likewise.
1287 2016-11-03 Bin Cheng <bin.cheng@arm.com>
1289 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
1290 (vect_is_simple_reduction): Swap cond_reduction by inversion.
1292 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
1294 * config/i386/i386.c (ix86_init_libfuncs): New. Call
1295 darwin_rename_builtins here.
1296 (ix86_expand_divmod_libfunc): New.
1297 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
1298 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
1300 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
1301 Nathan Sidwell <nathan@acm.org>
1303 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
1305 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
1307 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
1309 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
1310 to format MODE_INT and MODE_PARTIAL_INT literals.
1312 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
1315 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
1316 NULL if TARGET_SPE_ABI.
1318 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1320 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
1321 clear padding bits even when they're less than a byte.
1323 2016-11-02 Richard Biener <rguenther@suse.de>
1325 * gimple-ssa-store-merging.c: Include gimplify-me.h.
1326 (imm_store_chain_info::output_merged_stores): Force base_addr
1327 to be proper GIMPLE for a MEM_REF address.
1328 (pass_store_merging::execute): Restrict negative bitpos
1329 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
1330 check. Take into account non-NULL_TREE offset if the base
1331 is already addressable.
1333 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
1335 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
1337 (aarch64_be_crypto_sha1hv4si): New pattern.
1339 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
1341 * config/aarch64/aarch64.md (add<mode>3): Remove
1342 redundant code. Don't split frame based additions.
1344 2016-11-02 Richard Biener <rguenther@suse.de>
1346 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
1347 redundant val and dest members.
1348 (store_immediate_info::store_immediate_info): Adjust.
1349 (merged_store_group::merged_store_group): Adjust.
1350 (merged_store_group::apply_stores): Likewise.
1351 (struct imm_store_chain_info): Add base_addr field.
1352 (imm_store_chain_info::imm_store_chain_info): New constructor.
1353 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
1354 (imm_store_chain_info::output_merged_store): Likewise. Use
1355 addr_base which is already the address.
1356 (imm_store_chain_info::output_merged_stores): Likewise.
1357 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
1358 imm_store_chain_info instead of base. Fix alias check.
1359 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
1360 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
1361 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
1362 use the address of the base and adjust for other changes.
1364 2016-11-02 Martin Liska <mliska@suse.cz>
1366 * fold-const-call.c (host_size_t_cst_p): Test whether
1367 t is convertible to size_t.
1369 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1371 PR tree-optimization/78170
1372 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
1373 introduced by native_encode_expr on little-endian as well.
1375 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1377 PR tree-optimization/78162
1378 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
1381 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1383 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
1385 (aarch64_next_callee_save): Likewise.
1386 (aarch64_pushwb_single_reg): Likewise.
1387 (aarch64_gen_storewb_pair): Likewise.
1388 (aarch64_push_regs): Likewise.
1389 (aarch64_gen_loadwb_pair): Likewise.
1390 (aarch64_pop_regs): Likewise.
1391 (aarch64_gen_store_pair): Likewise.
1392 (aarch64_gen_load_pair): Likewise.
1393 (aarch64_save_callee_saves): Likewise.
1394 (aarch64_restore_callee_saves): Likewise.
1396 2016-11-02 Richard Biener <rguenther@suse.de>
1398 PR tree-optimization/78035
1399 PR tree-optimization/77964
1400 * gimple-pretty-print.c (pp_points_to_solution): Print
1401 vars_contains_interposable.
1402 * tree-ssa-alias.c: Include varasm.h.
1403 (ptrs_compare_unequal): Check vars_contains_interposable and
1404 decl_binds_to_current_def_p.
1405 (dump_points_to_solution): Dump vars_contains_interposable.
1406 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
1408 * tree-ssa-structalias.c: Include varasm.h.
1409 (set_uids_in_ptset): Record whether vars contains a
1410 not decl_binds_to_current_def_p variable in vars_contains_interposable.
1411 (ipa_escaped_pt): Update initializer.
1413 2016-11-02 Richard Biener <rguenther@suse.de>
1415 PR tree-optimization/78047
1416 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
1417 fake field at offset zero conservatively regarding to may_have_pointers.
1419 2016-11-02 Richard Biener <rguenther@suse.de>
1421 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
1422 infer_value_range on stmt ops and update value-ranges.
1423 Dump visited stmts and blocks.
1424 (evrp_dom_walker::push_value_range): Dump changes.
1425 (evrp_dom_walker::pop_value_range): Likewise.
1426 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
1428 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1430 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
1432 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
1434 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1436 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
1437 and adjust for that.
1438 * cfgrtl.h (delete_insn_chain): Adjust prototype.
1440 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1442 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
1444 (transcode_memory_rtx): Likewise.
1445 (move_to_acc): Likewise.
1446 (move_from_acc): Likewise.
1447 (move_acc_to_reg): Likewise.
1448 (move_to_x): Likewise.
1449 (move_to_hl): Likewise.
1450 (move_to_de): Likewise.
1451 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
1452 (rs6000_emit_savres_rtx): Likewise.
1453 (rs6000_emit_prologue): Likewise.
1454 * reorg.c (update_reg_unused_notes): Likewise.
1455 * rtl.h (remove_note): Adjust prototype.
1456 * rtlanal.c (remove_note): Make argument type rtx_insn *.
1458 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1460 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
1461 variables so some can be rtx_insn *.
1462 (alpha_emit_xfloating_libcall): Likewise.
1463 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
1464 (mips_legitimize_tls_address): Likewise.
1465 * optabs.c (expand_binop): Likewise.
1466 * reload1.c (gen_reload): Likewise.
1468 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1470 * reorg.c (relax_delay_slots): Split up the trial variable.
1472 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1474 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
1475 of variables rtx_insn *.
1476 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
1477 (legitimize_tls_address): Likewise.
1478 * config/bfin/bfin.c (hwloop_optimize): Likewise.
1479 (bfin_gen_bundles): Likewise.
1480 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1481 (c6x_reorg): Likewise.
1482 * config/frv/frv.c (frv_reorder_packet): Likewise.
1483 * config/i386/i386.c (ix86_split_idivmod): Likewise.
1484 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
1485 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
1486 * config/mn10300/mn10300.c: Likewise.
1487 * config/rl78/rl78.c: Likewise.
1488 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
1489 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
1490 (sh_expand_cmpnstr): Likewise.
1491 (sh_expand_strlen): Likewise.
1492 (sh_expand_setmem): Likewise.
1493 * config/sh/sh.md: Likewise.
1494 * emit-rtl.c (emit_pattern_before): Likewise.
1495 * except.c: Likewise.
1496 * final.c: Likewise.
1499 2016-11-01 Jason Merrill <jason@redhat.com>
1501 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
1502 a COND_EXPR with constant condition.
1504 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1506 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
1507 and its initialization.
1509 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1511 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
1514 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1516 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
1517 argument, don't call add_linkage_name if it is true.
1518 (gen_variable_die): For C++ inline static data members, consider the
1519 initial call when old_die is NULL to be declaration and call
1520 add_name_and_src_coords_attributes in that case with true as
1521 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
1522 (gen_member_die): For C++ inline static data members, emit a
1523 definition DIE right away in DW_TAG_compile_unit context.
1525 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
1528 * config/pa/pa.md: Add new shift/add patterns to handle
1529 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
1531 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
1533 * config/xtensa/xtensa-protos.h
1534 (xtensa_use_return_instruction_p): New prototype.
1535 * config/xtensa/xtensa.c (xtensa_current_frame_size,
1536 xtensa_callee_save_size): Remove.
1537 (struct machine_function): Add new fields: current_frame_size,
1538 callee_save_size, frame_laid_out and epilogue_done.
1539 (compute_frame_size, xtensa_expand_prologue,
1540 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
1541 cfun->machine->callee_save_size and xtensa_current_frame_size
1542 with cfun->machine->current_frame_size.
1543 (compute_frame_size): Update cfun->machine->frame_laid_out and
1544 don't update frame layout after reload completion.
1545 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
1546 instead of zeroing xtensa_current_frame_size.
1547 (xtensa_use_return_instruction_p): New function.
1548 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
1550 (INITIAL_ELIMINATION_OFFSET): Use return value of
1551 compute_frame_size instead of xtensa_current_frame_size value.
1552 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
1553 function xtensa_use_return_instruction_p instead of inline code.
1555 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1557 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
1558 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
1559 * dwarf2out.c (rnglist_idx): New variable.
1560 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
1561 (DEBUG_RNGLISTS_SECTION): Define.
1562 (ranges_base_label): New variable.
1563 (size_of_die) <case dw_val_class_range_list>: If using
1564 DW_FORM_rnglistx, count size of uleb128 of range list index.
1565 (value_format) <case dw_val_class_range_list>: For
1566 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
1567 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
1568 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
1569 (add_ranges_num): Remove useless prototype. Don't multiply
1570 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
1571 for new fields added to dw_ranges struct.
1572 (add_ranges): Add maybe_new_sec argument and pass it
1573 through to add_ranges_num.
1574 (note_rnglist_head): New function.
1575 (add_ranges_by_labels): Pass true as maybe_new_sec to
1576 add_ranges_num, call note_rnglist_head on the head of the list.
1577 (output_ranges): Add function comment. Switch to
1578 .debug_ranges section here and emit .Ldebug_ranges0 label.
1579 (index_rnglists, output_rnglists): New functions.
1580 (gen_subprogram_die): Formatting fixes.
1581 (add_high_low_attributes): Don't divide offsets
1582 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
1583 first list element or when pointing into the middle of
1584 a list. Pass true as second argument to add_ranges on the
1585 first block fragment after cold/hot section switch.
1586 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
1587 section instead of .debug_ranges. Initialize
1588 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
1589 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
1590 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
1591 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
1592 Call output_rnglists for -gdwarf-5.
1593 (dwarf2out_c_finalize): Clear rnglist_idx.
1595 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
1597 * combine.c (simplify_compare_const): Add gcc_fallthrough.
1599 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
1600 Tamar Christina <tamar.christina@arm.com>
1602 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
1603 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
1604 (vmaxnmq_f32): Likewise.
1605 (vminnm_f32): Likewise.
1606 (vminnmq_f32): Likewise.
1607 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
1609 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
1612 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1614 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
1615 binary floating point types supported by the hardware except for
1617 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
1618 vector instruction for optimizing extracting a SImode from a
1619 V4SImode vector and converting it to floating point.
1620 (vsx_xvcvuxwdp_df): Likewise.
1621 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
1622 registers to be any VSX register. Move stores to the end of the
1624 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
1625 to optimize extracting a SImode from a V4SImode vector and
1626 converting it to a binary floating point type supported by the
1627 hardware. Use the vector converts instead of extracting the
1628 element, sign extending it, and then converting it to double.
1629 Other floating point types than double first convert to double,
1630 then the double is converted to that type.
1631 (vsx_extract_si_<uns>float_<mode>): Likewise.
1633 2016-10-31 Andrew Pinski <apinski@cavium.com>
1635 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
1636 Rewrite handling of part num to handle the case where
1637 multiple implementers share the same part num.
1639 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
1640 Jakub Jelinek <jakub@redhat.com>
1642 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
1643 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
1645 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1647 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
1648 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
1649 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
1650 (is_cu_die, is_unit_die): Likewise.
1651 (should_move_die_to_comdat, break_out_comdat_types): Adjust
1652 comments for DWARF5 DW_UT_type units.
1653 (output_compilation_unit_header): Add UT argument, output
1654 start of DWARF5 .debug_info section header.
1655 (output_comp_unit): Add dwo_id argument. Adjust
1656 output_compilation_unit_header caller, for DW_UT_split_compile
1657 emit dwo_id field, otherwise padding1. Emit padding2 field.
1658 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
1659 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
1660 (output_skeleton_debug_sections): Add dwo_id argument, for
1661 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
1662 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
1663 DW_UT_type or DW_UT_split_type units rather than .debug_types.
1664 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
1665 DW_TAG_compile_unit for skeleton unit die. Don't add
1666 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
1667 address to output_comp_unit and output_skeleton_debug_sections.
1669 * dwarf2out.c (debug_line_str_section): New variable.
1670 (debug_line_str_hash): Likewise.
1671 (DEBUG_LINE_STR_SECTION): Define.
1672 (set_indirect_string): Handle DW_FORM_line_strp like
1674 (find_string_form): Fix up formatting.
1675 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
1677 (output_die): Handle DW_FORM_line_strp.
1678 (DWARF5_USE_DEBUG_LINE_STR): Define.
1679 (output_line_string): New function.
1680 (output_file_names): Add -gdwarf-5 support.
1681 (output_line_info): Likewise.
1682 (init_sections_and_labels): Initialize debug_line_str_section.
1683 (output_indirect_string): Change 2nd argument from void *
1684 to enum dwarf_form form, compare with form rather than
1686 (output_indirect_strings): Pass DW_FORM_strp to
1687 output_indirect_string traversion.
1688 (dwarf2out_finish): Output .debug_line_str strings.
1689 (dwarf2out_c_finalize): Clear debug_line_str_section and
1690 debug_line_str_hash.
1692 2016-10-31 Tom Tromey <tom@tromey.com>
1695 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
1696 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
1697 DW_OP_GNU_push_tls_address case.
1698 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
1700 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1702 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
1703 for frame_offset_rel bit.
1704 (struct array_descr_info): Add rank field.
1705 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
1706 and placeholder_seen fields.
1707 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
1708 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
1709 DW_OP_pick 1 into DW_OP_over.
1710 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
1711 gen_variant_part): Clear placeholder_{arg,seen}.
1712 (loc_list_from_tree_1): Drop const from context argument.
1713 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
1714 (loc_list_for_address_of_addr_expr_of_indirect_ref,
1715 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
1717 (add_scalar_info): Drop const from context argument. Handle
1718 context->placeholder_arg.
1719 (add_bound_info): Drop const from context argument.
1720 (gen_descr_array_type_die): Drop const from ctx variable.
1721 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
1722 attribute and use a single DW_TAG_generic_subrange instead of
1723 7 DW_TAG_subrange_type for assumed rank arrays.
1725 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
1726 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
1727 from bool to 1-bit uchar bitfield. Add num_assigned and
1728 offset_emitted bitfields.
1729 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
1730 for dw_val_class_lineptr and dw_val_class_macptr. Handle
1731 dw_val_class_loclistsptr.
1732 (new_addr_loc_descr): Fix up formatting.
1733 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
1734 (add_AT_low_high_pc): Fix up formatting.
1735 (add_AT_loclistsptr): New function.
1736 (AT_lbl): Allow dw_val_class_loclistsptr.
1737 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
1738 Handle dw_val_class_loclistsptr.
1739 (loc_list_idx): New variable.
1740 (output_loclists_offsets, assign_location_list_indexes): New
1742 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
1743 add size_of_uleb128 of the index. Drop never used
1744 dwarf_split_debug_info AT_index handling. Handle
1745 dw_val_class_loclistsptr.
1746 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
1747 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
1748 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
1749 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
1750 DW_FORM_loclistx indexes.
1751 (output_attr_index_or_value): Fix up formatting. Don't handle
1752 dw_val_class_loc_list here.
1753 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
1754 For dw_val_class_loc_list call output_loc_list_offset rather than
1755 output_attr_index_or_value.
1756 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
1757 or .debug_loclists.dwo section name for debug_loc_section.
1758 (resolve_addr_in_expr): Formatting fix.
1759 (index_location_lists): Likewise.
1760 (dwarf2out_finish): If there are any location lists, for
1761 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
1762 index_location_lists only if have_location_lists. Call
1763 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
1764 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
1765 -gsplit-dwarf also emit offset table.
1767 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
1768 (size_of_die, value_format, output_die): Use
1769 DW_FORM_data16 for 128-bit dw_val_class_const_double or
1770 dw_val_class_wide_int.
1772 * dwarf2out.c (dwarf_op): Renamed to ...
1773 (dwarf_OP): ... this.
1774 (convert_descriptor_to_mode, scompare_loc_descriptor,
1775 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1776 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
1778 (dwarf_AT, dwarf_TAG): New functions.
1779 (check_die): Disallow DW_AT_call_all_calls next to
1780 DW_AT_GNU_all_call_sites.
1781 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
1782 and attributes instead of the corresponding GNU tag and attributes.
1783 (gen_subprogram_die): Likewise. Emit call site information even
1784 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
1785 DW_AT_defaulted in comment.
1786 (resolve_addr): Handle DW_AT_call_origin attribute on
1787 DW_TAG_call_site DIE like DW_AT_abstract_origin on
1788 DW_TAG_GNU_call_site DIE.
1790 * dwarf2out.c (dwarf_op): New function.
1791 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
1792 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
1793 (output_loc_operands, output_loc_operands_raw): Likewise.
1794 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
1795 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
1796 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
1797 if dwarf_version < 5.
1798 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
1800 (scompare_loc_descriptor, ucompare_loc_descriptor,
1801 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1802 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
1803 optimize_location_into_implicit_ptr): Likewise. Only punt for
1804 !dwarf_strict if dwarf_version < 5.
1805 (string_cst_pool_decl): Adjust comment.
1806 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
1808 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
1809 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1810 (struct dw_val_node): Add val_file_implicit field.
1811 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
1812 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
1813 output_die): Handle dw_val_class_const_implicit,
1814 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1815 (abbrev_die_table): Change into va_gc vec.
1816 (abbrev_die_table_allocated, abbrev_die_table_in_use,
1817 ABBREV_DIE_TABLE_INCREMENT): Remove.
1818 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
1819 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
1821 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
1822 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
1824 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
1826 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
1828 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
1830 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
1831 unit. Call optimize_abbrev_table.
1832 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
1833 abbrev_die_table being a va_gc vec.
1835 PR tree-optimization/77860
1836 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
1837 also integral complex and vector constants.
1839 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
1840 optimize_macinfo_range, save_macinfo_strings): Replace
1841 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
1842 (output_macinfo): Likewise. Emit .debug_macro* rather than
1843 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
1844 (init_sections_and_labels): Use .debug_macro* labels rather than
1845 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
1846 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
1847 or DW_AT_GNU_macros for -gdwarf-5.
1849 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
1851 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
1853 2016-09-11 Le-Chun Wu <lcwu@google.com>
1854 Mark Wielaard <mjw@redhat.com>
1856 * common.opt (Wshadow=global): New option. Default for -Wshadow.
1857 (Wshadow=local): New option.
1858 (Wshadow-local): Hidden alias for -Wshadow=local.
1859 (Wshadow=compatible-local): New option.
1860 (Wshadow-compatible-local): Hidden alias for
1861 -Wshadow=compatible-local.
1862 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
1863 Wshadow=compatible-local.
1865 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1867 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
1868 Check slp defs for COND_EXPR by swapping/inverting operands if the
1869 new parameter SWAP indicates so.
1870 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
1871 is isomorphic to the first stmt via swapping/inverting. Store swap
1872 information in the new parameter SWAP.
1873 (vect_build_slp_tree): New local array SWAP and pass it to function
1874 vect_build_slp_tree_1. Cleanup result handling code for function
1875 call to vect_get_and_check_slp_defs. Skip operand swapping if the
1876 order of operands has been fixed as indicated by SWAP[i].
1878 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1880 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
1881 unnecessary data dependence check after visited store stmt.
1883 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1885 PR tree-optimization/71915
1886 PR tree-optimization/71490
1887 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
1889 (find_basis_for_base_expr): Require stride types to match when
1891 (alloc_cand_and_find_basis): Record the stride type.
1892 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
1893 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
1894 the expressions having those types.
1895 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
1896 (create_mul_ssa_cand): Likewise.
1897 (create_mul_imm_cand): Likewise.
1898 (create_add_ssa_cand): Likewise.
1899 (create_add_imm_cand): Likewise.
1900 (legal_cast_p_1): Change interface to accept types rather than the
1901 expressions having those types.
1902 (legal_cast_p): Pass types to legal_cast_p_1.
1903 (slsr_process_cast): Pass stride type to
1904 alloc_cand_and_find_basis.
1905 (slsr_process_copy): Likewise.
1906 (dump_candidate): Display stride type when a cast exists.
1907 (create_add_on_incoming_edge): Introduce a cast when necessary for
1909 (analyze_increments): Change the code checking for invalid casts
1910 to rely on the stride type, and update the documentation and
1911 example. Change the code checking for pointer multiplies to rely
1913 (insert_initializers): Introduce a cast when necessary for the
1914 stride type. Use the stride type for the type of the initializer.
1916 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1918 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
1920 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1922 PR rtl-optimization/77919
1923 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
1924 into memory if both modes are complex and their inner modes have the
1925 same precision. If the two modes are different complex modes, convert
1926 each part separately and generate a new CONCAT.
1928 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1930 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
1932 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1935 * gimple-ssa-store-merging.c
1936 (imm_store_chain_info::output_merged_store): Use build_aligned_type
1937 instead of SET_TYPE_ALIGN on shared integral type.
1939 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1941 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1942 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
1945 2016-10-28 Jeff Law <law@redhat.com>
1947 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
1948 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
1950 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
1952 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
1954 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
1956 * target.def (min_arithmetic_precision): New hook.
1957 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
1958 * doc/tm.texi: Regenerate.
1959 * internal-fn.c (expand_arith_overflow): Adjust handling of target
1960 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
1961 * targhooks.c (default_min_arithmetic_precision): New function.
1962 * targhooks.h (default_min_arithmetic_precision): Declare.
1963 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
1964 (sparc_min_arithmetic_precision): New function.
1966 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
1969 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
1970 Swap commutative operands in new RTL if needed. Handle zero_ext
1972 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
1975 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1976 Kugan Vivekanandarajah <kuganv@linaro.org>
1977 Jim Wilson <jim.wilson@linaro.org>
1979 PR tree-optimization/43721
1980 * target.def: New hook expand_divmod_libfunc.
1981 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
1982 * doc/tm.texi: Regenerate.
1983 * internal-fn.def: Add new entry for DIVMOD ifn.
1984 * internal-fn.c (expand_DIVMOD): New.
1985 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
1987 (widen_mul_stats): Add new field divmod_calls_inserted.
1988 (target_supports_divmod_p): New.
1989 (divmod_candidate_p): Likewise.
1990 (convert_to_divmod): Likewise.
1991 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
1992 renumber_gimple_stmt_uids at beginning of function. Call
1993 convert_to_divmod and record stats for divmod.
1994 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
1995 TARGET_EXPAND_DIVMOD_LIBFUNC.
1996 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
1999 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2000 Segher Boessenkool <segher@kernel.crashing.org>
2002 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
2003 swapping the arms of the branch.
2004 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
2005 sequence for the generic signed-signed-signed case.
2007 2016-10-28 Jeff Law <law@redhat.com>
2009 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
2011 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2013 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2015 PR rtl-optimization/78029
2016 * function.c (prologue_contains, epilogue_contains): New functions.
2017 (record_prologue_seq, record_epilogue_seq): New functions.
2018 * function.h (prologue_contains, epilogue_contains,
2019 record_prologue_seq, record_epilogue_seq): New declarations.
2020 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
2021 mixing prologue and epilogue insns.
2022 (init_deps): Initialize the new fields in struct deps_desc.
2023 * sched-int.h (struct deps_desc): New fields last_prologue,
2024 last_epilogue, and last_logue_was_epilogue.
2025 * shrink-wrap.c (emit_common_heads_for_components): Record all
2026 emitted prologue and epilogue insns.
2027 (emit_common_tails_for_components): Ditto.
2028 (insert_prologue_epilogue_for_components): Ditto.
2030 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2033 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
2034 * common.opt (fstore-merging): New Optimization option.
2035 * opts.c (default_options_table): Add entry for
2036 OPT_ftree_store_merging.
2037 * fold-const.h (can_native_encode_type_p): Declare prototype.
2038 * fold-const.c (can_native_encode_type_p): Define.
2039 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
2040 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2041 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
2042 * passes.def: Insert pass_tree_store_merging.
2043 * tree-pass.h (make_pass_store_merging): Declare extern
2045 * gimple-ssa-store-merging.c: New file.
2046 * doc/invoke.texi (Optimization Options): Document
2048 (--param documentation): Document store-merging-allow-unaligned
2049 and max-stores-to-merge.
2051 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
2054 * gimplify.c (gimplify_init_constructor): Move emit of constructor
2055 assignment to earlier in the if/else logic.
2057 2016-10-28 Richard Biener <rguenther@suse.de>
2061 * fold-const.c (make_bit_field_ref): Only adjust alias set
2062 when the original alias set was zero.
2064 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2066 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
2067 (s390_adjust_loops): New function.
2068 (s390_reorg): Invoke s390_adjust_loops.
2069 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
2070 ("osc_break"): New insn definition.
2072 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2074 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
2075 * config.gcc: Support alternate archXX cpu levels with
2076 --with-arch= and --with-tune=.
2077 * config/s390/linux.h: Translate new archXX cpu levels to the
2078 original names when calling GAS.
2079 * config/s390/tpf.h: Likewise.
2080 * doc/invoke.texi: Document the alternate cpu level names.
2082 2016-10-28 Jakub Jelinek <jakub@redhat.com>
2084 PR rtl-optimization/77919
2085 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
2086 MEM if mode1 is not a complex mode.
2088 PR rtl-optimization/78132
2089 * ree.c (combine_reaching_defs): Give up if copy_needed and
2090 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
2092 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
2094 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
2096 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2098 * config/rs6000/constraints.md (wH constraint): Add new
2099 constraints for allowing 32-bit integers (and eventually 8/16-bit
2100 integers) into the vector registers.
2101 (wI constraint): Likewise.
2102 (wJ constraint): Likewise.
2103 (wK constraint): Likewise.
2104 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
2105 -mvsx-small-integer as a default option for ISA 2.07
2107 (POWERPC_MASKS): Likewise.
2108 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
2109 switch to turn off small integer support in vector registers.
2110 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
2111 test for -mupper-regs-di, since it is already done with the
2112 reg_add[mode].scalar_in_vsx_p. Add support for the switch
2113 -mvsx-small-integer.
2114 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
2116 (rs6000_setup_reg_addr_masks): Likewise.
2117 (rs6000_init_hard_regno_mode_ok): Likewise.
2118 (rs6000_option_override_internal): Add consistency checks for
2119 -mvsx-small-integer.
2120 (rs6000_secondary_reload_simple_move): SImode is a simple move if
2121 -mvsx-small-integer.
2122 (rs6000_secondary_reload): Use std::swap.
2123 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
2124 VSX_REGS for small integers in vector registers, since there is no
2125 D-FORM address mode for such types.
2126 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
2127 (rs6000_opt_masks): Add -mvsx-small-integer.
2128 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
2130 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
2131 extracts can be done on ISA 2.07.
2132 (vsx_extract_<mode>): Add support for small integers in vsx
2134 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
2135 longer support V4SImode in this pattern.
2136 (vsx_extract_si): New insn to support extraction of SImode in ISA
2137 2.07 using either xxextractuw or vspltw.
2138 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
2139 longer support V4SImode in this pattern.
2140 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
2141 wJ, and wK constraints.
2142 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
2143 storing SDmode with VSX instructions.
2144 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
2145 GPR load and before the FPR and VSX loads. Remove ??, ! from the
2146 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
2147 small integers in vector registers.
2148 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
2149 load and before the FPR and VSX loads. Remove ??, ! from the
2150 constraints. Add VEXTSW2D support for small integers in vector
2152 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
2153 integers in vector registers.
2154 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
2155 move instead of using an UNSPEC.
2156 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
2157 integers in vector registers.
2158 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
2159 move instead of using an UNSPEC.
2160 (movsi_internal1): Add support for -mvsx-small-integer. Align
2161 columns so that it is more readable.
2162 (SImode splitter for ISA 3.0 constants): Add splitter for
2163 -128..127 constants that can easily be constructed on ISA 3.0.
2164 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
2167 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2170 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
2173 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
2175 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
2176 PIC_OFFSET_TABLE_REGNUM twice.
2178 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2180 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
2181 support for constant operand for OP.
2183 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2185 * dwarf2out.c (gen_member_die): Only reparent_child instead of
2186 splice_child_die if child doesn't have DW_AT_specification attribute.
2188 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2190 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
2191 (TARGET_HAVE_LDREXBH): Likewise.
2192 (TARGET_HAVE_LDACQ): Likewise.
2194 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2196 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
2197 logic to to decide whether to copy over old value to register for new
2199 * config/arm/sync.md: Add comments explaning why mode and code
2200 attribute are not defined in iterators.md
2201 (thumb1_atomic_op_str): New code attribute.
2202 (thumb1_atomic_newop_str): Likewise.
2203 (thumb1_atomic_fetch_op_str): Likewise.
2204 (thumb1_atomic_fetch_newop_str): Likewise.
2205 (thumb1_atomic_fetch_oldop_str): Likewise.
2206 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
2207 mirror the more restrictive constraints of the Thumb-1 insns after
2208 split compared to Thumb-2 counterpart insns.
2209 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
2210 in sync with non atomic version.
2211 (atomic_nand<mode>): Likewise.
2212 (atomic_fetch_<sync_optab><mode>): Likewise.
2213 (atomic_fetch_nand<mode>): Likewise.
2214 (atomic_<sync_optab>_fetch<mode>): Likewise.
2215 (atomic_nand_fetch<mode>): Likewise.
2216 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
2217 in sync with atomic version.
2218 (thumb1_subsi3_insn): Likewise.
2219 (thumb1_andsi3_insn): Likewise.
2220 (thumb1_iorsi3_insn): Likewise.
2221 (thumb1_xorsi3_insn): Likewise.
2223 2016-10-27 Nick Clifton <nickc@redhat.com>
2225 * plugin.c (register_plugin_info): Produce an error message if the
2226 plugin is not found in the hash table.
2228 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2230 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
2233 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
2236 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
2237 define builtin functions from the bdesc_spe_predicates or
2238 bdesc_spe_evsel arrays if the builtin mask is not compatible with
2239 the current compiler configuration.
2240 (paired_init_builtins): Modify loop to not define define builtin
2241 functions from the bdesc_paried_preds array if the builtin mask is
2242 not compatible with the current compiler configuration.
2243 (altivec_init_builtins): Modify loops to not define the
2244 __builtin_altivec_stxvl function nor the builtin functions from
2245 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
2246 builtin mask is not compatible with the current compiler
2249 2016-10-26 Jeff Law <law@redhat.com>
2251 * config/sh/sh.c (output_branch): Add missing fallthru comments.
2252 (gen_shl_and): Likewise.
2253 * config/sh/sh.md (movsicc): Add missing fallthru comments.
2255 * config/mips/mips.c (mips16_constant_cost): Add missing
2257 (mips16_build_call_stub): Increase buffer size. Adjust
2260 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2262 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
2263 INSN_UIDs for all insns in compact mode.
2264 (rtx_writer::print_rtx): Likewise.
2265 * print-rtl.h (rtx_writer::flag_compact): Update comment.
2266 * rtl-tests.c (selftest::test_dumping_insns): Update expected
2267 output to include INSN_UID.
2268 (selftest::test_uncond_jump): Likewise.
2270 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
2272 * haifa-sched.c (call_used_regs_num): Rename to...
2273 (call_saved_regs_num): ...this.
2274 (fixed_regs_num): New variable.
2275 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
2277 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
2279 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2281 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
2283 * print-rtl.c (outfile): Delete global.
2284 (sawclose): Likewise.
2286 (in_call_function_usage): Likewise.
2287 (flag_compact): Likewise.
2288 (flag_simple): Likewise.
2289 (rtx_writer::rtx_writer): New ctor.
2290 (print_rtx_operand_code_0): Convert to...
2291 (rtx_writer::print_rtx_operand_code_0): ...this.
2292 (print_rtx_operand_code_e): Convert to...
2293 (rtx_writer::print_rtx_operand_code_e): ...this.
2294 (print_rtx_operand_codes_E_and_V): Convert to...
2295 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
2296 (print_rtx_operand_code_i): Convert to...
2297 (rtx_writer::print_rtx_operand_code_i): ...this.
2298 (print_rtx_operand_code_r): Convert to...
2299 (rtx_writer::print_rtx_operand_code_r): ...this.
2300 (print_rtx_operand_code_u): Convert to...
2301 (rtx_writer::print_rtx_operand_code_u): ...this.
2302 (print_rtx_operand): Convert to...
2303 (rtx_writer::print_rtx_operand): ...this.
2304 (print_rtx): Convert to...
2305 (rtx_writer::print_rtx): ...this.
2306 (print_inline_rtx): Rewrite in terms of class rtx_writer.
2307 (debug_rtx): Likewise.
2308 (print_rtl): Convert to...
2309 (rtx_writer::print_rtl): ...this.
2310 (print_rtl): Reimplement in terms of class rtx_writer.
2311 (print_rtl_single): Rewrite in terms of class rtx_writer.
2312 (print_rtl_single_with_indent): Convert to..
2313 (rtx_writer::print_rtl_single_with_indent): ...this.
2314 (print_simple_rtl): Rewrite in terms of class rtx_writer.
2315 * print-rtl.h (flag_compact): Delete decl.
2316 (class rtx_writer): New class.
2317 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
2320 2016-10-26 Jeff Law <law@redhat.com>
2322 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
2325 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
2326 (check_if_valid_sleep_operand): Add missing fallthru comment.
2327 (arc_register_move_cost): Increase buffer size.
2328 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
2330 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
2332 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
2333 comment. Add gcc_unreachable for path that should never happen.
2335 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
2338 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2339 Martin Liska <mliska@suse.cz>
2342 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
2343 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
2344 on outer context if any.
2346 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2348 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
2349 by increment rather than double it.
2350 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
2351 emit a space before args[4].
2352 (END): Don't emit a space before with_arg.
2354 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2356 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
2357 Baseline only alternatives to (i) hold store atomic success value in a
2358 return register rather than a scratch register, (ii) use a low register
2359 for it and to (iii) ensure the cbranchsi insn generated by the split
2360 respect the constraints of Thumb-1 cbranchsi4_insn and
2362 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
2363 constraints must match those in atomic_compare_and_swap.
2364 (cbranchsi4_scratch): Likewise.
2366 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2368 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
2369 variable. Add the new parameter to the insn generator. Set that
2370 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
2371 return value from the negation of that parameter for Thumb-1, keeping
2372 the logic unchanged otherwise except for using bdst as the destination
2373 register of the compare_and_swap insn.
2374 (arm_split_compare_and_swap): Add explanation about how is the value
2375 returned to the function comment. Rename scratch variable to
2376 neg_bval. Adapt initialization of variables holding operands to the
2377 new operand numbers. Use return register to hold result of store
2378 exclusive for Thumb-1, scratch register otherwise. Construct the
2379 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
2380 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
2381 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
2382 for strongly ordered compare_and_swap.
2383 * config/arm/predicates.md (cc_register_operand): New predicate.
2384 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
2385 match_operand with the new predicate to accept either the CC flag or a
2386 destination register for the boolean return value, restricting it to
2387 CC flag only via constraint. Adapt operand numbers accordingly.
2389 2016-10-26 Jeff Law <law@redhat.com>
2391 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
2393 * config/frv/frv.c (comparison_string): Do not fall through after
2396 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
2398 (expand_one_builtin): Add missing break.
2400 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
2401 (m32c_legitimate_address_p): Likewise.
2403 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
2405 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
2407 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
2410 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
2413 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
2415 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
2417 (rl78_asm_ctor_dtor): Increase buffer size.
2419 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
2421 (xstormy16_asm_output_constructor): Likewise.
2423 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
2426 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
2427 comment to silence warning.
2429 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
2430 (spu_legitimate_address_p): Fix logic error and add missing fallthru
2433 2016-10-26 Michael Matz <matz@suse.de>
2435 PR tree-optimization/78060
2436 PR tree-optimization/78061
2437 PR tree-optimization/78088
2438 * tree-ssa-loop-split.c (easy_exit_values): New function.
2439 (tree_ssa_split_loops): Use it.
2440 (compute_new_first_bound): Change order of operations,
2441 fix invalid use of types.
2443 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
2445 gen-pass-instances.awk is sensitive to the order in which
2446 passes are added; passes that appear later have to be added first.
2450 * config/avr/avr-passes.def: Swap order of directives for
2451 gen-pass-instances.awk.
2453 2016-10-25 Jeff Law <law@redhat.com>
2455 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
2456 (vax_notice_update_cc): Likewise.
2458 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2460 * config.gcc (sparc*-*-solaris2*): Adjust.
2461 (sparc64-*-linux*): Likewise.
2462 * config/sparc/default-64.h: Rename to...
2463 * config/sparc/default64.h: ...this.
2464 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
2466 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
2467 * config/sparc/sparc.h: Minor tweaks.
2468 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
2469 TARGET_ARCH32 throughout. Minor various tweaks throughout.
2471 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2473 * input.c (fcache::file_patch): Add comment about lifetime.
2474 (selftest::cpp_reader_ptr): New class.
2475 (selftest::lexer_test): Convert m_parser from cpp_reader *
2476 to a cpp_reader_ptr, and move m_tempfile to after it.
2477 (selftest::lexer_test::lexer_test): Update for above reordering.
2478 (lexer_test::~lexer_test): Move cleanup of m_parser to
2479 cpp_reader_ptr's dtor.
2481 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2483 * toplev.c (toplev::main): Remove call to
2484 location_adhoc_data_fini.
2486 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2488 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
2489 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
2491 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2493 * ggc-tests.c (forcibly_ggc_collect): Rename to...
2494 (selftest::forcibly_ggc_collect): ...this, and remove "static".
2495 (test_basic_struct): Update for above renaming.
2496 (test_length): Likewise.
2497 (test_union): Likewise.
2498 (test_finalization): Likewise.
2499 (test_deletable_global): Likewise.
2500 (test_inheritance): Likewise.
2501 (test_chain_next): Likewise.
2502 (test_user_struct): Likewise.
2503 (test_tree_marking): Likewise.
2504 * selftest-run-tests.c (selftest::run_tests): Call
2505 selftest::forcibly_ggc_collect at the end of the selftests.
2506 * selftest.h (selftest::forcibly_ggc_collect): New decl.
2508 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2511 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
2512 * optabs.c (expand_vec_cond_expr): For comparison codes
2513 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
2514 (expand_vec_cmp_expr): For comparison codes
2515 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
2516 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
2517 Add enum tree_code argument.
2518 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
2520 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
2521 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
2523 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
2524 NE_EXPR, attempt to use vcondeq_optab as fallback.
2525 * tree-vect-generic.c (expand_vector_comparison,
2526 expand_vector_divmod, expand_vector_condition): Adjust
2527 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
2528 * tree-vect-stmts.c (vectorizable_condition,
2529 vectorizable_comparison): Likewise.
2530 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
2531 check_bool_pattern, search_type_for_mask_1): Likewise.
2532 * expr.c (do_store_flag): Likewise.
2533 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
2534 @code{vcondeq@var{m}@var{n}}): Document.
2535 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
2538 2016-10-25 Jeff Law <law@redhat.com>
2540 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
2542 (v850_output_aligned_bss): Add missing break.
2544 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
2546 2016-10-25 Martin Liska <mliska@suse.cz>
2549 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
2550 statements as they can also contain possibly a freeing call.
2552 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
2553 Martin Liska <mliska@suse.cz>
2556 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
2557 * ipa-icf.c (sem_function::get_hash): Add target optimization
2560 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
2563 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
2564 Remove partial overlap check for shift by 1.
2565 (ashldi3_neon): Likewise.
2567 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2569 * config/arm/constraints.md (Q constraint): Document its use for
2571 (Pf constraint): New constraint for relaxed, consume or relaxed memory
2573 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
2574 alternatives to allow any register when memory model matches Pf and
2575 thus lda is used, but only low registers otherwise. Use unpredicated
2576 output template for Thumb-1 targets.
2577 (atomic_store<mode>): Likewise for stl.
2578 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
2579 whose output template does not have predication.
2580 (arm_load_acquire_exclusive<mode>): Likewise.
2581 (arm_load_exclusivesi): Likewise.
2582 (arm_load_acquire_exclusivesi): Likewise.
2583 (arm_store_release_exclusive<mode>): Likewise.
2584 (arm_store_exclusive<mode>): Use unpredicated output template for
2587 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2589 * internal-fn.def (LAUNDER): New internal function.
2590 * internal-fn.c (expand_LAUNDER): New function.
2592 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2593 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2595 New avr target pass to work around performance loss by PR fix.
2599 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
2600 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
2601 * config/avr/predicates.md (extend_operator): New.
2602 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
2603 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
2604 (make_avr_pass_casesi): New prototypes.
2605 * config/avr/avr.c (print-rtl.h): Include it.
2606 (pass_data avr_pass_data_casesi): Data for new pass.
2607 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
2608 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
2609 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
2610 (avr_optimize_casesi): New functions.
2612 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2613 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2617 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
2619 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2621 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
2622 DW_AT_rvalue_reference attributes.
2624 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
2626 * doc/invoke.text (Wint-in-bool-context): Update documentation.
2627 * value-prof.c (stringop_block_profile): Fix a warning.
2629 2016-10-24 Martin Sebor <msebor@redhat.com>
2632 * builtins.c (string_length): New function.
2633 (c_strlen): Use string_length. Correctly handle wide strings.
2634 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
2636 (target_int_max): Call target_max_value.
2637 (format_result::knownrange): New data member.
2638 (fmtresult::fmtresult): Define default constructor.
2639 (format_integer): Use it and set format_result::knownrange.
2640 Handle global constants.
2641 (format_floating_max): Add third argument.
2642 (format_floating): Recompute maximum value for %a for each argument.
2643 (get_string_length): Use fmtresult default ctor.
2644 (format_string): Set format_result::knownrange.
2645 (format_directive): Check format_result::knownrange.
2646 (add_bytes): Same. Correct caret placement in diagnostics.
2647 (pass_sprintf_length::compute_format_length): Set
2648 format_result::knownrange.
2649 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
2651 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2653 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
2654 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
2656 2016-10-24 Ximin Luo <infinity0@pwned.gg>
2659 * dwarf2out.c (file_table_relative_p): Remove.
2660 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
2661 also for absolute paths.
2662 * doc/tm.texi: Update.
2663 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
2664 * target.def (force_at_comp_dir): Remove hook.
2665 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
2667 2016-10-24 Richard Biener <rguenther@suse.de>
2669 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
2670 backedges when identifying the single predecessor to take
2671 conditional info from. Use SCEV to get at ranges for loop IVs.
2672 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
2673 avoid false warning.
2675 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
2678 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
2679 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
2680 (avr_address_tiny_absdata_p): New static function.
2681 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
2682 it to determine validity of constant addresses.
2683 (avr_attribute_table) [absdata]: New variable attribute...
2684 (avr_handle_absdata_attribute): ...and handler.
2685 (avr_decl_absdata_p): New static function.
2686 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
2687 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
2688 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
2690 2016-10-24 Richard Biener <rguenther@suse.de>
2692 PR tree-optimization/78076
2693 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
2694 also on the loop tree root.
2696 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2698 * config/i386/i386.c (ix86_fold_builtin): Handle
2699 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
2700 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2701 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
2702 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2704 2016-10-24 Martin Liska <mliska@suse.cz>
2707 * opts.c (finish_options): Skip conditionally.
2709 2016-10-23 Martin Sebor <msebor@redhat.com>
2712 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
2713 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
2715 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2717 * config/sparc/sparc.md (cpu_feature): Minor tweak.
2718 (enabled): Likewise.
2719 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
2720 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
2721 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
2722 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
2723 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
2724 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
2726 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2728 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
2729 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
2731 2016-10-21 Andrew Pinski <apinski@cavium.com>
2733 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
2735 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
2736 implementer_id to unsigned char.
2737 Change part_no to unsigned int.
2738 (AARCH64_BIG_LITTLE): New define.
2739 (INVALID_IMP): New define.
2740 (INVALID_CORE): New define.
2741 (cpu_data): Change the last element's implementer_id and part_no to
2743 (valid_bL_string_p): Rewrite to ..
2744 (valid_bL_core_p): this for integers instead of strings.
2745 (parse_field): New function.
2746 (contains_string_p): Rewrite to ...
2747 (contains_core_p): this for integers and only for the part_no.
2748 (host_detect_local_cpu): Rewrite handling of implementation and
2749 par num to be integers; simplifying the code.
2751 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2753 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
2754 value range for pointers in more cases.
2756 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2758 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
2759 Add extra argument to allow emitting the move immediate.
2760 Use add/sub with positive immediate.
2761 (aarch64_add_constant): Add inline function.
2762 (aarch64_add_sp): Likewise.
2763 (aarch64_sub_sp): Likewise.
2764 (aarch64_expand_prologue): Call aarch64_sub_sp.
2765 (aarch64_expand_epilogue): Call aarch64_add_sp.
2766 Decide when to leave out move.
2767 (aarch64_output_mi_thunk): Call aarch64_add_constant.
2769 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2771 * config/aarch64/aarch64.c (aarch64_layout_frame):
2772 Align FP callee-saves.
2774 2016-10-21 Jakub Jelinek <jakub@redhat.com>
2776 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
2777 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
2779 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
2780 _rdseed64_step): Likewise.
2781 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
2784 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
2785 and tree-ssanames.h.
2786 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
2787 with INTEGER_CST argument.
2788 (ix86_gimple_fold_builtin): New function.
2789 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
2791 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
2792 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
2793 (ranges_table_allocated, ranges_table_in_use,
2794 ranges_by_label_allocated, ranges_by_label_in_use,
2795 RANGES_TABLE_INCREMENT): Removed.
2796 (add_ranges_num): Use vec_safe_push into ranges_table.
2797 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
2798 (output_ranges): Adjust for ranges_table and ranges_by_label
2799 conversion from arrays to vec.
2800 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
2801 conversion from arrays to vec.
2802 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
2803 ranges_table_in_use, ranges_by_label_allocated and
2804 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
2806 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
2807 if needed. Re-add origin_die variable and its initialization.
2809 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
2810 even for -fstack-reuse=none, or for volatile vars etc.
2812 2016-10-21 David Malcolm <dmalcolm@redhat.com>
2814 * print-rtl-function.c (flag_compact): Move extern decl to...
2815 * print-rtl.h (flag_compact): ...here.
2816 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
2817 (ASSERT_RTL_DUMP_EQ): New macro.
2818 (selftest::test_dumping_regs): New function.
2819 (selftest::test_dumping_insns): New function.
2820 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
2822 (selftest::rtl_tests_c_tests): Call the new test functions.
2824 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2826 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2827 (outgoing_edges_match): Likewise.
2828 (try_crossjump_to_edge): Likewise.
2829 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
2830 (rtl_tidy_fallthru_edge): Likewise.
2831 * rtl.h (tablejump_p): Adjust prototype.
2832 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
2834 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2836 * rtl.h (label_ref_label): New function.
2837 (set_label_ref_label): New function.
2838 (LABEL_REF_LABEL): Delete.
2839 * alias.c (rtx_equal_for_memref_p): Adjust.
2840 * cfgbuild.c (make_edges): Likewise.
2841 (purge_dead_tablejump_edges): Likewise.
2842 * cfgexpand.c (convert_debug_memory_address): Likewise.
2843 * cfgrtl.c (patch_jump_insn): Likewise.
2844 * combine.c (distribute_notes): Likewise.
2845 * cse.c (hash_rtx_cb): Likewise.
2846 (exp_equiv_p): Likewise.
2847 (fold_rtx): Likewise.
2848 (check_for_label_ref): Likewise.
2849 * cselib.c (rtx_equal_for_cselib_1): Likewise.
2850 (cselib_hash_rtx): Likewise.
2851 * emit-rtl.c (mark_label_nuses): Likewise.
2852 * explow.c (convert_memory_address_addr_space_1): Likewise.
2853 * final.c (output_asm_label): Likewise.
2854 (output_addr_const): Likewise.
2855 * gcse.c (add_label_notes): Likewise.
2856 * genconfig.c (walk_insn_part): Likewise.
2857 * genrecog.c (validate_pattern): Likewise.
2858 * ifcvt.c (cond_exec_get_condition): Likewise.
2859 (noce_emit_store_flag): Likewise.
2860 (noce_get_alt_condition): Likewise.
2861 (noce_get_condition): Likewise.
2862 * jump.c (maybe_propagate_label_ref): Likewise.
2863 (mark_jump_label_1): Likewise.
2864 (redirect_exp_1): Likewise.
2865 (rtx_renumbered_equal_p): Likewise.
2866 * lra-constraints.c (operands_match_p): Likewise.
2867 * print-rtl.c (print_value): Likewise.
2868 * reload.c (find_reloads): Likewise.
2869 * reload1.c (set_label_offsets): Likewise.
2870 * reorg.c (get_branch_condition): Likewise.
2871 * rtl-tests.c (test_uncond_jump): Likewise.
2872 * rtl.c (rtx_equal_p_cb): Likewise.
2873 (rtx_equal_p): Likewise.
2874 * rtlanal.c (reg_mentioned_p): Likewise.
2875 (rtx_referenced_p): Likewise.
2876 (get_condition): Likewise.
2877 * varasm.c (const_hash_1): Likewise.
2878 (compare_constant): Likewise.
2879 (const_rtx_hash_1): Likewise.
2880 (output_constant_pool_1): Likewise.
2882 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2885 * reload.c (find_valid_class_1): Allow regclass if atleast one
2886 regno in regclass is ok. Compute and use rclass size based on
2887 actually available regnos for mode in rclass.
2889 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
2891 * config/sparc/sparc-modes.def (CCV): New.
2893 * config/sparc/predicates.md (v_comparison_operator): New.
2894 (icc_comparison_operator): Add support for CCV/CCXV.
2895 (xcc_comparison_operator): Likewise.
2896 * config/sparc/sparc.c (output_cbranch): Likewise.
2897 (sparc_print_operand): Likewise.
2898 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
2899 (uaddvdi4): New expander.
2900 (addvdi4): Likewise.
2901 (uaddvdi4_sp32): New instruction.
2902 (addvdi4_sp32): Likewise.
2903 (uaddvsi4): New expander.
2904 (addvsi4): Likewise.
2905 (cmp_ccc_plus_sltu_set): New instruction.
2906 (cmp_ccv_plus): Likewise.
2907 (cmp_ccxv_plus): Likewise.
2908 (cmp_ccv_plus_set): Likewise.
2909 (cmp_ccxv_plus_set): Likewise.
2910 (cmp_ccv_plus_sltu_set): Likewise.
2911 (uaddvdi4): New expander.
2912 (subvdi4): Likewise.
2913 (usubdi4_sp32): New instruction.
2914 (subvdi4_sp32): Likewise.
2915 (usubvsi4): New expander.
2916 (subvsi4): Likewise.
2917 (cmpsi_minus_sltu_set): New instruction.
2918 (cmp_ccv_minus): Likewise.
2919 (cmp_ccxv_minus): Likewise.
2920 (cmp_ccv_minus_set): Likewise.
2921 (cmp_ccxv_minus_set): Likewise.
2922 (cmp_ccv_minus_sltu_set): Likewise.
2923 (unegvdi3): New expander.
2924 (negvdi3): Likewise.
2925 (unegdi3_sp32): New instruction.
2926 (negvdi3_sp32): Likewise.
2927 (unegvsi3): New expander.
2928 (negvsi3): Likewise.
2929 (cmp_ccc_neg_sltu_set): New instruction.
2930 (cmp_ccv_neg): Likewise.
2931 (cmp_ccxv_neg): Likewise.
2932 (cmp_ccv_neg_set): Likewise.
2933 (cmp_ccxv_neg_set): Likewise.
2934 (cmp_ccv_neg_sltu_set): Likewise.
2936 * tree-ssa-loop-split.c: Remove trailing spaces.
2937 * match.pd: Likewise.
2939 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2941 PR rtl-optimization/78038
2942 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
2943 be deduced to set REG through the RTL structure.
2944 (make_defs_and_copies_lists): Return false on a failing get_defs call.
2946 2016-10-21 Richard Biener <rguenther@suse.de>
2948 PR tree-optimization/78051
2949 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
2950 and mark replaced if folding did something.
2952 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
2954 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
2955 and "protected" in visibility types.
2956 (rs6000_xcoff_declare_function_name): Fix formatting.
2957 (rs6000_xcoff_declare_object_name): Fix formatting.
2959 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
2961 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
2962 and IX86_BUILTIN_HUGE_VALQ here ...
2963 (ix86_expand_builtin): ... not here.
2965 2016-10-20 Jakub Jelinek <jakub@redhat.com>
2967 * doc/gty.texi (for_user): Use @item next to @findex.
2969 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
2972 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
2973 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
2974 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
2975 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
2976 __builtin_ia32_lzcnt_u16.
2977 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
2978 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
2979 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
2980 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
2981 (bmi_tzcnt_<mode>): New expander.
2982 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
2983 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
2984 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
2985 (lzcnt_<mode>): New expander.
2986 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
2987 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
2988 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
2989 (UINT64_FTYPE_UINT64): New.
2990 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
2991 (__builtin_ia32_lzcnt_u16): New description.
2992 (__builtin_ia32_lzcnt_u32): Ditto.
2993 (__builtin_ia32_lzcnt_u64): Ditto.
2994 (__builtin_ctzs): Remove description.
2995 (__builtin_ia32_tzcnt_u16): New description.
2996 (__builtin_ia32_tzcnt_u32): Ditto.
2997 (__builtin_ia32_tzcnt_u64): Ditto.
2998 * config/i386/i386.c (ix86_expand_args_builtin): Handle
2999 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
3001 2016-10-20 Martin Liska <mliska@suse.cz>
3004 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
3005 comparison with STMT_UID_NOT_IN_RANGE.
3006 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
3009 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
3011 * compare-elim.c (conforming_compare): Accept UNSPECs.
3012 (find_comparison_dom_walker::before_dom_children): Deal with
3013 instructions both using and killing the flags register.
3014 (equivalent_reg_at_start): New function extracted from...
3015 (try_eliminate_compare): ...here. Use it and add support for
3016 registers and UNSPECs as second operand of the compare.
3017 * config/visium/visium-modes.def (CCV): New.
3018 * config/visium/predicates.md (visium_v_comparison_operator): New.
3019 (visium_branch_operator): Deal with CCV mode.
3020 * config/visium/visium.c (visium_select_cc_mode): Likewise.
3021 (output_cbranch): Likewise.
3022 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3023 (uaddv<mode>4): New expander.
3024 (addv<mode>4): Likewise.
3025 (add<mode>3_insn_set_carry): New instruction.
3026 (add<mode>3_insn_set_overflow): Likewise.
3027 (addsi3_insn_set_overflow): Likewise.
3028 (usubv<mode>4): New expander.
3029 (subv<mode>4): Likewise.
3030 (sub<mode>3_insn_set_carry): New instruction.
3031 (sub<mode>3_insn_set_overflow): Likewise.
3032 (subsi3_insn_set_overflow): Likewise.
3033 (unegv<mode>3): New expander.
3034 (negv<mode>3): Likewise.
3035 (neg<mode>2_insn_set_overflow): New instruction.
3036 (addv_tst<mode>): Likewise.
3037 (subv_tst<mode>): Likewise.
3038 (negv_tst<mode>): Likewise.
3039 (cbranch<mode>4_addv_insn): New splitter and instruction.
3040 (cbranch<mode>4_subv_insn): Likewise.
3041 (cbranch<mode>4_negv_insn): Likewise.
3043 2016-10-20 Richard Biener <rguenther@suse.de>
3045 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
3046 Handle decls possibly not bound.
3047 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
3048 nothing_id for decls that might not be bound if we are interested
3050 (get_constraint_for_component_ref): Deal with that.
3052 2016-10-20 Michael Matz <matz@suse.de>
3055 * common.opt (-fsplit-loops): New flag.
3056 * passes.def (pass_loop_split): Add.
3057 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
3058 (enable_fdo_optimizations): Add loop splitting.
3059 * timevar.def (TV_LOOP_SPLIT): Add.
3060 * tree-pass.h (make_pass_loop_split): Declare.
3061 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
3062 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
3063 * tree-ssa-loop-split.c: New file.
3064 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
3065 * doc/invoke.texi (fsplit-loops): Document.
3066 * doc/passes.texi (Loop optimization): Add paragraph about loop
3069 2016-10-20 Richard Biener <rguenther@suse.de>
3071 * cgraphunit.c (analyze_functions): Set node->definition to
3072 false to signal symbol removal to debug_hooks->late_global_decl.
3073 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
3074 WPA signal symbol removal to the debuginfo machinery.
3075 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
3076 using early_finised to guard the we're called for symbol
3077 removal case look at the symtabs definition flag.
3078 (gen_variable_die): Remove redundant check.
3080 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3082 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
3084 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3086 PR tree-optimization/53979
3087 * match.pd ((a ^ b) | a -> a | b): New pattern.
3089 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
3091 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
3092 config/pa/pa64-hpux-lib.h.
3093 (PA_CRTBEGIN_HACK): Likewise.
3094 (DTOR_LIST_BEGIN): Likewise.
3096 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3098 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3099 register only if "in" and "out" are different registers.
3101 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
3103 * omp-low.c (pass_oacc_device_lower::gate): New method.
3104 (execute): Always call execute_oacc_device_lower.
3106 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3108 PR tree-optimization/77916
3109 PR tree-optimization/77937
3110 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
3112 (insert_initializers): Requirement of initializer for -1 should be
3113 based on pointer-typedness of the candidate basis.
3115 2016-10-19 Bin Cheng <bin.cheng@arm.com>
3117 PR tree-optimization/78005
3118 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
3119 upper (included) bound for niters of prolog loop.
3120 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
3121 Compute niters of scalar loop above which vectorized loop is
3122 preferred, as well as the upper (included) bound for the niters.
3123 (vect_do_peeling): Record niter bound for loops accordingly.
3125 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3128 * tree-core.h (enum tree_index): Put the complex types after their
3130 * tree-streamer.c (verify_common_node_recorded): New function.
3131 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
3133 2016-10-19 Martin Liska <mliska@suse.cz>
3135 * cgraph.h (cgraph_edge::binds_to_current_def_p):
3136 Replace NULL with false as a return value.
3138 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3140 PR tree-optimization/78024
3141 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
3142 don't clear BB_VISITED after processing.
3144 2016-10-19 Richard Biener <rguenther@suse.de>
3146 * domwalk.c (dom_walker::walk): Use RPO order.
3148 2016-10-19 Richard Biener <rguenther@suse.de>
3150 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
3152 (evrp_dom_walker::~evrp_dom_walker): Free it.
3153 (evrp_dom_walker::stmts_to_remove): Add.
3154 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
3155 whose output we fully propagate for removal. Propagate
3156 into BB destination PHI arguments.
3157 (execute_early_vrp): Remove queued stmts. Dump value ranges
3158 before stmt removal.
3160 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
3162 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
3163 * passes.def: Add two instances of pass_walloca.
3164 * tree-pass.h (make_pass_walloca): New.
3165 * gimple-ssa-warn-alloca.c: New file.
3166 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
3167 -Wvla-larger-than= options.
3169 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
3171 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
3172 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
3174 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
3176 * config/rs6000/altivec.h (vec_xl_len): New macro.
3177 (vec_xst_len): New macro.
3178 (vec_cmpnez): New macro.
3179 (vec_cntlz_lsbb): New macro.
3180 (vec_cnttz_lsbb): New macro.
3181 (vec_xlx): New macro.
3182 (vec_xrx): New macro.
3183 (vec_all_nez): New C++ predicate template.
3184 (vec_any_eqz): New C++ predicate template.
3185 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
3186 conditional compilation.
3187 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
3188 conditional compilation.
3189 (vec_all_nez): New macro.
3190 (vec_any_eqz): New macro.
3191 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
3193 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
3195 * config/rs6000/vector.md (VI): Moved this mode iterator
3196 definition from altivec.md to vector.md.
3197 (UNSPEC_NEZ_P): New value.
3198 (vector_ne_<mode>_p): New expansion for implementation of
3199 vec_all_ne and vec_any_eq built-in functions.
3200 (vector_nez_<mode>_p): New expansion for implementation of
3201 vec_all_nez and vec_any_eqz built-in functions.
3202 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
3203 and vec_any_eq built-in function.
3204 (cr6_test_for_zero): New commentary to explain this expansion.
3205 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
3206 (cr6_test_for_lt): New commentary to explain this expansion.
3207 (cr6_test_for_lt_reverse): New commentary to explain this
3209 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3210 overloaded function prototypes for vec_all_ne, vec_all_nez,
3211 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
3212 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
3214 (altivec_resolve_overloaded_builtin): Modify the handling of
3215 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
3216 the compiler is configured to support TARGET_P9_VECTOR.
3217 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
3218 to explain the special processing that is given to predicate
3219 built-ins introduced using this macro.
3220 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
3221 the special processing given to predicate built-ins introduced
3223 (BU_VSX_P): Likewise.
3224 (BU_P8V_AV_P): Likewise.
3225 (BU_P9V_AV_P): Likewise.
3226 (BU_P9V_AV_X): New macro.
3227 (BU_P9V_64BIT_AV_X): New macro.
3228 (BU_P9V_VSX_3): New macro.
3229 (BU_P9V_OVERLOAD_P): New macro.
3230 (LXVL): New BU_P9V_64BIT_VSX_2.
3231 (VEXTUBLX): New BU_P9V_AV_2.
3232 (VEXTUBRX): Likewise.
3233 (VEXTUHLX): Likewise.
3234 (VEXTUHRX): Likewise.
3235 (VEXTUWLX): Likewise.
3236 (VEXTUWRX): Likewise.
3237 (STXVL): New BU_P9V_64BIT_AV_X.
3238 (VCLZLSBB): New BU_P9V_AV_1.
3239 (VCTZLSBB): Likewise.
3240 (CMPNEB): New BU_P9V_AV_2.
3245 (VCMPNEB_P): New BU_P9V_AV_P.
3246 (VCMPNEH_P): Likewise.
3247 (VCMPNEW_P): Likewise.
3248 (VCMPNED_P): Likewise.
3249 (VCMPNEFP_P): Likewise.
3250 (VCMPNEDP_P): Likewise.
3251 (CMPNEZB): New BU_P9V_AV_2.
3252 (CMPNEZH): Likewise.
3253 (CMPNEZW): Likewise.
3254 (VCMPNEZB_P): New BU_P9V_AV_P.
3255 (VCMPNEZH_P): Likewise.
3256 (VCMPNEZW_P): Likewise.
3257 (LXVL): New BU_P9V_OVERLOAD_2.
3258 (STXVL): New BU_P9V_OVERLOAD_3.
3259 (VEXTULX): New BU_P9V_OVERLOAD_2.
3260 (VEXTURX): Likewise.
3262 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
3263 (VCMPNE_P): Likewise.
3264 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
3265 (VCTZLSBB): Likewise.
3266 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
3267 comment to explain mode used for scratch register.
3268 (altivec_expand_stxvl_builtin): New function.
3269 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
3270 (altivec_init_builtins): Add initialized variable
3271 void_ftype_v16qi_pvoid_long and use this type to define the
3272 built-in function __builtin_altivec_stxvl.
3273 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
3274 (UNSPEC_STXVL): New value.
3275 (UNSPEC_VCLZLSBB): New value.
3276 (UNSPEC_VCTZLSBB): New value.
3277 (UNSPEC_VEXTUBLX): New value.
3278 (UNSPEC_VEXTUHLX): New value.
3279 (UNSPEC_VEXTUWLX): New value.
3280 (UNSPEC_VEXTUBRX): New value.
3281 (UNSPEC_VEXTUHRX): New value.
3282 (UNSPEC_VEXTUWRX): New value.
3283 (UNSPEC_VCMPNEB): New value.
3284 (UNSPEC_VCMPNEZB): New value.
3285 (UNSPEC_VCMPNEH): New value.
3286 (UNSPEC_VCMPNEZH): New value.
3287 (UNSPEC_VCMPNEW): New value.
3288 (UNSPEC_VCMPNEZW): New value.
3289 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3290 vector of integer modes.
3291 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3292 vector of float or double modes.
3293 (*vector_nez_<mode>_p): New insn for vector test all not equal or
3295 (lxvl): New expand for load VSX vector with length.
3296 (*lxvl): New insn for load VSX vector with length.
3297 (stxvl): New expand for store VSX vector with length.
3298 (*stxvl): New insn for store VSX vector with length.
3299 (vcmpneb): New insn for vector of byte compare not equal.
3300 (vcmpnezb): New insn for vector of byte compare not equal or zero.
3301 (vcmpneh): New insn for vector of half word compare not equal.
3302 (vcmpnezh): New insn for vector of half word compare not equal or
3304 (vcmpnew): New insn for vector of word compare not equal.
3305 (vcmpne<VSs>): New insn for vector of float or double compare not
3307 (vcmpnezw): New insn for vector of word compare not equal or zero.
3308 (vclzlsbb): New insn for vector count leading zero
3309 least-significant bits byte.
3310 (vctzlsbb): New insn for vector count trailing zero least
3311 signficant bits byte.
3312 (vextublx): New insn for vector extract unsigned byte left
3314 (vextubrx): New insn for vector extract unsigned byte right
3316 (vextuhlx): New insn for vector extract unsigned half word left
3318 (vextuhrx): New insn for vector extract unsigned half word right
3320 (vextuwlx): New insn for vector extract unsigned word left
3322 (vextuwrx): New insn for vector extract unsigned word right
3324 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
3325 clarify intent of this constant.
3326 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
3327 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
3328 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
3329 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
3330 and vec_xrx functions.
3332 2016-10-18 Andrew Pinski <apinski@cavium.com>
3335 * predict.c (is_exit_with_zero_arg): New function.
3336 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
3339 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
3342 * config/i386/i386.c (legitimize_tls_address)
3343 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
3344 convert dest to Pmode if different than Pmode.
3346 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3348 PR tree-optimization/77916
3349 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
3350 stopgap fix, as pointers with -1 increment are still broken.
3352 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
3354 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
3355 mapping class decoration from here...
3356 (rs6000_xcoff_encode_section): ...to here.
3358 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
3359 if shrink-wrapping and optimizing for speed.
3361 2016-10-18 Richard Biener <rguenther@suse.de>
3363 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3364 not visited but non-executable predecessors. Return taken edge.
3365 Simplify conditions and refactor propagation vs. folding step.
3367 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
3369 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
3370 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
3371 (rs6000_get_separate_components): Assert we do not have those
3372 strategies selected.
3374 2016-10-18 Richard Biener <rguenther@suse.de>
3376 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
3377 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
3379 (substitute_and_fold_dom_walker): Adjust constructor.
3380 (substitute_and_fold_dom_walker::before_dom_children): Remove
3381 do_dce flag and handling (always true).
3382 (substitute_and_fold): Likewise.
3383 * tree-vrp.c (vrp_finalize): Adjust.
3384 (execute_early_vrp): Remove final BB_VISITED clearing.
3385 * tree-ssa-ccp.c (ccp_finalize): Adjust.
3386 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3387 * ira.c (ira): Call clear_bb_flags.
3389 2016-10-18 Richard Biener <rguenther@suse.de>
3391 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
3392 get at the operand to look at with TREE_OPERAND for generic
3395 2016-10-18 David Malcolm <dmalcolm@redhat.com>
3397 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
3399 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
3400 (write_test_expr): Use rtx_reader_ptr for calls to
3402 (write_attr_value): Likewise.
3403 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
3404 call to print_md_ptr_loc.
3405 (write_one_condition): Likewise for calls to print_c_condition.
3406 * genconstants.c: Include "statistics.h" and "vec.h".
3407 (main): Update for conversion to member functions.
3408 * genemit.c (emit_c_code): Use rtx_reader_ptr for
3409 call to print_md_ptr_loc.
3410 * genenums.c: Include "statistics.h" and "vec.h".
3411 (main): Update for conversion of traverse_enum_types to a method.
3412 * genmddeps.c: Include "statistics.h" and "vec.h".
3413 * genoutput.c (process_template): Use rtx_reader_ptr for call to
3415 * genpreds.c (write_predicate_subfunction): Likewise.
3416 (write_predicate_expr): Likewise for calls to print_c_condition.
3417 * genrecog.c (print_test): Likewise.
3418 * gensupport.c (process_rtx): Likewise for calls to
3419 copy_md_ptr_loc and join_c_conditions.
3420 (alter_test_for_insn): Likewise for call to join_c_conditions.
3421 (process_substs_on_one_elem): Likewise.
3422 (gen_mnemonic_setattr): Update for move of string_obstack to a
3423 field of rtx_reader.
3424 (mnemonic_htab_callback): Likewise. Fix formatting.
3425 (gen_mnemonic_attr): Likewise.
3426 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
3427 to print_c_condition.
3428 * read-md.c: Include "statistics.h" and "vec.h".
3429 (string_obstack): Convert this global to field "m_string_obstack"
3430 of class rtx_reader.
3431 (ptr_locs): Likewise, as "m_ptr_locs".
3432 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
3433 (joined_conditions): Likewise, as "m_joined_conditions".
3434 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
3435 (md_constants): Likewise, as "m_md_constants".
3436 (enum_types): Likewise, as "m_enum_types".
3437 (set_md_ptr_loc): Convert to...
3438 (rtx_reader::set_md_ptr_loc): ...member function.
3439 (get_md_ptr_loc): Convert to...
3440 (rtx_reader::get_md_ptr_loc): ...member function.
3441 (copy_md_ptr_loc): Convert to...
3442 (rtx_reader::copy_md_ptr_loc): ...member function.
3443 (fprint_md_ptr_loc): Convert to...
3444 (rtx_reader::fprint_md_ptr_loc): ...member function.
3445 (print_md_ptr_loc): Convert to...
3446 (rtx_reader::print_md_ptr_loc): ...member function.
3447 (join_c_conditions): Convert to...
3448 (rtx_reader::join_c_conditions): ...member function.
3449 (fprint_c_condition): Convert to...
3450 (rtx_reader::fprint_c_condition): ...member function.
3451 (print_c_condition): Convert to...
3452 (rtx_reader::print_c_condition): ...member function.
3453 (read_name): Convert to...
3454 (rtx_reader::read_name): ...member function.
3455 (read_escape): Convert to...
3456 (rtx_reader::read_escape): ...member function.
3457 (read_quoted_string): Convert to...
3458 (rtx_reader::read_quoted_string): ...member function.
3459 (read_braced_string): Convert to...
3460 (rtx_reader::read_braced_string): ...member function.
3461 (read_string): Convert to...
3462 (rtx_reader::read_string): ...member function.
3463 (read_skip_construct): Convert to...
3464 (rtx_reader::read_skip_construct): ...member function.
3465 (handle_constants): Convert to...
3466 (rtx_reader::handle_constants): ...member function.
3467 (traverse_md_constants): Convert to...
3468 (rtx_reader::traverse_md_constants): ...member function.
3469 (handle_enum): Convert to...
3470 (rtx_reader::handle_enum): ...member function.
3471 (lookup_enum_type): Convert to...
3472 (rtx_reader::lookup_enum_type): ...member function.
3473 (traverse_enum_types): Convert to...
3474 (rtx_reader::traverse_enum_types): ...member function.
3475 (rtx_reader::rtx_reader): Move initializations
3476 of various former global data from rtx_reader::read_md_files to
3477 here, as fields, along with the call to unlock_std_streams.
3478 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
3480 (rtx_reader::read_md_files): Move initializations of various
3481 global data from here to the ctor.
3482 * read-md.h (read_name): Convert to...
3483 (rtx_reader::read_name): ...member function.
3484 (rtx_reader::read_escape): New method decl.
3485 (read_quoted_string): Convert to...
3486 (rtx_reader::read_quoted_string): ...member function.
3487 (rtx_reader::read_braced_string): New method decl.
3488 (read_string): Convert to...
3489 (rtx_reader::read_string): ...member function.
3490 (rtx_reader::read_skip_construct): New method decl.
3491 (rtx_reader::set_md_ptr_loc): New method decl.
3492 (rtx_reader::get_md_ptr_loc): New method decl.
3493 (copy_md_ptr_loc): Convert to...
3494 (rtx_reader::copy_md_ptr_loc): ...member function.
3495 (fprint_md_ptr_loc): Convert to...
3496 (rtx_reader::fprint_md_ptr_loc): ...member function.
3497 (print_md_ptr_loc): Convert to...
3498 (rtx_reader::print_md_ptr_loc): ...member function.
3499 (rtx_reader::lookup_enum_type): New method decl.
3500 (rtx_reader::traverse_enum_types): New method decl.
3501 (rtx_reader::handle_constants): New method decl.
3502 (traverse_md_constants): Convert to...
3503 (rtx_reader::traverse_md_constants): ...member function.
3504 (rtx_reader::handle_enum): New method decl.
3505 (rtx_reader::join_c_conditions): New method decl.
3506 (fprint_c_condition): Convert to...
3507 (rtx_reader::fprint_c_condition): ...member function.
3508 (print_c_condition): Convert to...
3509 (rtx_reader::print_c_condition): ...member function.
3510 (rtx_reader::apply_iterator_to_string): New method decl.
3511 (rtx_reader::copy_rtx_for_iterators): New method decl.
3512 (rtx_reader::read_conditions): New method decl.
3513 (rtx_reader::record_potential_iterator_use): New method decl.
3514 (rtx_reader::read_mapping): New method decl.
3515 (rtx_reader::read_rtx): New method decl.
3516 (rtx_reader::read_rtx_code): New method decl.
3517 (rtx_reader::read_rtx_operand): New method decl.
3518 (rtx_reader::read_nested_rtx): New method decl.
3519 (rtx_reader::read_rtx_variadic): New method decl.
3520 (rtx_reader::get_string_obstack): New method.
3521 (rtx_reader::get_md_constants): New method.
3522 (string_obstack): Convert global variable decl to...
3523 (rtx_reader::m_string_obstack): ...this new field.
3524 (rtx_reader::m_ptr_locs): New field.
3525 (rtx_reader::m_ptr_loc_obstack): New field.
3526 (rtx_reader::m_joined_conditions): New field.
3527 (rtx_reader::m_joined_conditions_obstack): New field.
3528 (rtx_reader::m_md_constants): New field.
3529 (rtx_reader::m_enum_types): New field.
3530 * read-rtl.c (apply_iterator_to_string): Convert to...
3531 (rtx_reader::apply_iterator_to_string): ...member function.
3532 (copy_rtx_for_iterators): Convert to...
3533 (rtx_reader::copy_rtx_for_iterators): ...member function.
3534 (add_condition_to_string): Use rtx_reader_ptr for
3535 calls join_c_conditions.
3536 (apply_iterators): Use rtx_reader_ptr for calls to
3537 join_c_conditions and copy_rtx_for_iterators.
3538 (read_conditions): Convert to...
3539 (rtx_reader::read_conditions): ...member function.
3540 (record_potential_iterator_use): Convert to...
3541 (rtx_reader::record_potential_iterator_use): ...member function.
3542 (read_mapping): Convert to...
3543 (rtx_reader::read_mapping): ...member function.
3544 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
3545 (read_rtx): Convert to...
3546 (rtx_reader::read_rtx): ...member function.
3547 (read_rtx_code): Convert to...
3548 (rtx_reader::read_rtx_code): ...member function.
3549 (read_rtx_operand): Convert to...
3550 (rtx_reader::read_rtx_operand): ...member function. Update for move
3551 of string_obstack to a field.
3552 (read_nested_rtx): Convert to..
3553 (rtx_reader::read_nested_rtx): ...member function.
3554 (read_rtx_variadic): Convert to..
3555 (rtx_reader::read_rtx_variadic): ...member function.
3557 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3559 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
3561 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3563 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
3564 for pointer type too.
3565 (ipcp_update_vr): set_ptr_nonnull for pointer.
3567 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3569 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
3570 pt_solution_singleton_p.
3571 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
3572 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
3573 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
3574 pointer nonnull computed by VRP.
3575 Also Conservatively set pt.null to 1.
3576 (pt_solution_reset): Conservatively set pt.null to 1.
3577 (pt_solution_singleton_or_null_p): Renamed from
3578 pt_solution_singleton_p.
3579 * tree-ssanames.h (set_ptr_nonnull): Declare.
3580 (get_ptr_nonnull): Likewise.
3581 * tree-ssanames.c (set_ptr_nonnull): New.
3582 (get_ptr_nonnull): Likewise.
3583 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
3584 (evrp_dom_walker::before_dom_children): Likewise.
3586 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3588 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3589 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3590 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3591 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3592 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
3593 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3594 (rs6000_option_override_internal): Clear it if ABI_AIX.
3595 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3596 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
3598 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3600 * gimple-ssa-strength-reduction.c (record_increment): Remove
3603 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3605 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
3606 that the result is non-zero if it is true.
3607 (maybe_expand_shift): New wrapper around expand_shift_1.
3608 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
3610 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3612 PR tree-optimization/77916
3613 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
3614 Don't allow a MINUS_EXPR for pointer arithmetic for either known
3616 (record_increment): Increments of -1 for unknown strides just use
3617 a multiply initializer like other negative values.
3618 (analyze_increments): Remove stopgap solution for -1 increment
3619 applied to pointer arithmetic.
3621 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
3623 * dominance.c (dom_info::dom_info): Add new constructor for region
3624 which is vector of basic blocks.
3625 (dom_init): New method to initialize members common for both
3627 (dom_info::dom_info): Invoke dom_init for partial initialization.
3628 (dom_info::get_idom): Add check to corner cases on basic blocks which
3630 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
3631 to detect unreachable bbs.
3632 (dom_info::calc_idoms): Likewise.
3633 (compute_dom_fast_query_in_region): New function.
3634 (calculate_dominance_info_for_region): Likewise.
3635 (free_dominance_info_for_region): Likewise.
3636 * dominance.h: Add prototypes for introduced region-based functions
3637 tree-if-conv.c: (build_region): New function.
3638 (if_convertible_loop_p_1): Invoke local version of post-dominators
3639 calculation before basic block predication with subsequent freeing
3640 post-dominator info.
3641 (tree_if_conversion): Remove free of post-dominator info
3642 (pass_if_conversion::execute): Delete detection of infinite loops
3643 and fake edges to exit block since post-dominator calculation is
3644 performed per if-converted loop only.
3646 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3649 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3650 register explicitly.
3651 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
3652 optimizing for size.
3654 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3656 * config/aarch64/aarch64.c: Delete inclusion of
3657 cortex-a57-fma-steering.h.
3658 (aarch64_override_options): Delete call
3659 to aarch64_register_fma_steering.
3660 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
3661 * config/aarch64/cortex-a57-fma-steering.h: Delete.
3662 * config/aarch64/aarch64-passes.def: New file.
3663 * config/aarch64/cortex-a57-fma-steering.c
3664 (aarch64_register_fma_steering): Delete definition.
3665 (make_pass_fma_steering): Remove static qualifier.
3666 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
3667 (cortex-a57-fma-steering.o): Remove dependency on
3668 cortex-a57-fma-steering.h.
3670 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3672 * explow.c (validize_mem): Do not modify the argument in-place.
3674 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
3676 * tree-streamer.c (record_common_node): Explicitly list expected
3679 2016-10-17 Richard Biener <rguenther@suse.de>
3681 PR tree-optimization/77988
3682 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
3684 2016-10-17 Marek Polacek <polacek@redhat.com>
3686 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
3688 2016-10-17 Richard Biener <rguenther@suse.de>
3690 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
3693 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3695 PR tree-optimization/71636
3696 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
3698 2016-10-17 Richard Biener <rguenther@suse.de>
3700 * gimplify.c (gimplify_function_tree): Do not move the outer
3703 2016-10-17 Jakub Jelinek <jakub@redhat.com>
3705 * langhooks.h (struct lang_hooks_for_decls): Remove
3706 function_decl_explicit_p, function_decl_deleted_p and
3707 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
3708 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
3709 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3710 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
3711 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
3712 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
3713 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3714 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
3715 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
3716 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
3717 * langhooks.c (lhd_decl_dwarf_attribute): New function.
3718 * dwarf2out.c (gen_subprogram_die): Use
3719 lang_hooks.decls.decl_dwarf_attribute instead of
3720 lang_hooks.decls.function_decl_*.
3722 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3726 * common.opt (-ftrampolines): New option.
3727 * doc/invoke.texi (Code Gen Options): Document it.
3728 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
3729 * doc/tm.texi: Regenerate.
3730 * builtins.def: Add init_descriptor and adjust_descriptor.
3731 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
3732 on platforms with descriptors.
3733 (expand_builtin_init_descriptor): New function.
3734 (expand_builtin_adjust_descriptor): Likewise.
3735 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
3736 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
3737 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
3738 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
3739 Set STATIC_CHAIN_REG_P on the static chain register, if any.
3740 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
3741 (expand_call): Likewise. Move around call to prepare_call_address
3742 and pass all flags to it.
3743 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
3744 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
3745 (gimple_call_set_by_descriptor): New setter.
3746 (gimple_call_by_descriptor_p): New getter.
3747 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
3748 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
3749 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
3750 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3751 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
3752 * rtl.h (STATIC_CHAIN_REG_P): New macro.
3753 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
3754 * target.def (custom_function_descriptors): New POD hook.
3755 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
3756 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
3757 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
3758 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
3759 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
3760 (build_common_builtin_nodes): Initialize init_descriptor and
3762 * tree-nested.c: Include target.h.
3763 (struct nesting_info): Add 'any_descr_created' field.
3764 (get_descriptor_type): New function.
3765 (lookup_element_for_decl): New function extracted from...
3766 (create_field_for_decl): Likewise.
3767 (lookup_tramp_for_decl): ...here. Adjust.
3768 (lookup_descr_for_decl): New function.
3769 (convert_tramp_reference_op): Deal with descriptors.
3770 (build_init_call_stmt): New function extracted from...
3771 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
3772 * defaults.h (FUNCTION_ALIGNMENT): Define.
3773 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
3774 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3775 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3776 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
3777 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3779 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3781 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
3782 constants in CONST_VECTORs.
3784 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3786 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
3787 register as destination of bmask.
3788 (vector_init_bshuffle): Likewise.
3789 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
3790 (bmaskdi_vis): Enable only in 64-bit mode.
3792 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
3794 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
3795 make LR a separately shrink-wrapped component unless savres_strategy
3796 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
3797 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
3798 wrapping when not both {SAVE,REST}_INLINE_GPRS.
3800 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3802 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
3803 and keep looping on failure.
3805 2016-10-14 David Malcolm <dmalcolm@redhat.com>
3807 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
3809 (print_rtx_function): Update example in comment for...
3810 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
3811 non-virtual pseudos with a '%' sigil followed by the regno, offset
3812 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
3813 pseudo is dumped as "%0".
3815 2016-10-14 Jakub Jelinek <jakub@redhat.com>
3818 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
3821 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
3823 * config/sparc/sparc-passes.def: New file.
3824 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
3825 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
3826 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
3828 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3830 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
3831 loop peel to loops with exit test at the beginning.
3833 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3835 PR rtl-optimization/68212
3836 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
3837 frequency when computing scale factor for peeled copies.
3838 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
3839 values for switch/peel blocks/edges.
3841 2016-10-14 Pedro Alves <palves@redhat.com>
3843 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
3845 2016-10-14 Catherine Moore <clm@codesourcery.com>
3847 * config/mips/mips.c (mips_prepare_pch_save): Initialize
3848 micromips_globals to zero.
3850 2016-10-14 Richard Biener <rguenther@suse.de>
3852 PR tree-optimization/77979
3853 * tree-vrp.c (compare_name_with_value): Handle released SSA names
3854 in the equivalency sets.
3855 (compare_names): Likewise.
3857 2016-10-14 Martin Liska <mliska@suse.cz>
3859 * builtins.h(target_char_cst_p): Declare the function.
3860 * builtins.c (fold_builtin_memchr): Remove.
3861 (target_char_cst_p): Move the function from gimple-fold.c.
3862 (fold_builtin_3): Do not call the function.
3863 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
3864 (gimple_fold_builtin): Call the function.
3865 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
3867 2016-10-14 Martin Liska <mliska@suse.cz>
3869 * builtins.c (fold_builtin_strcmp): Remove function.
3870 (fold_builtin_strncmp): Likewise.
3871 (fold_builtin_2): Remove call of the function.
3872 (fold_builtin_3): Likewise.
3873 * fold-const-call.c (fold_const_call): Add constant folding
3874 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
3875 * fold-const-call.h (build_cmp_result): Declare the function.
3876 * gimple-fold.c (gimple_load_first_char): New function.
3877 (gimple_fold_builtin_string_compare): Likewise.
3878 (gimple_fold_builtin): Call the function.
3880 2016-10-14 Nathan Sidwell <nathan@acm.org>
3882 * gcov-io.c (gcov_open): Deconstify 'mode'.
3884 2016-10-14 Martin Liska <mliska@suse.cz>
3886 * fold-const.c (c_getstr): Support of properly \0-terminated
3887 string constants. New argument is added.
3888 * fold-const.h: New argument is added.
3890 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3892 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
3894 (aarch64_print_hint_for_core): Likewise.
3895 (aarch64_print_hint_for_arch): Likewise.
3896 (aarch64_validate_march): Use it. Fix indentation in type signature.
3897 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
3898 (aarch64_validate_mtune): Likewise.
3899 (aarch64_handle_attr_arch): Likewise.
3900 (aarch64_handle_attr_cpu): Likewise.
3901 (aarch64_handle_attr_tune): Likewise.
3903 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3905 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
3908 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
3910 * config/m68k/m68k.c (m68k_option_override): Check
3911 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
3912 instead of stack_limit_rtx.
3914 2016-10-13 Jakub Jelinek <jakub@redhat.com>
3916 * dwarf2out.c (gen_member_die): Handle inline static data member
3919 2016-10-13 Nathan Sidwell <nathan@acm.org>
3921 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
3922 gcov_var.mode. Remove unnecessary fstat.
3924 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
3927 * function.c (thread_prologue_and_epilogue_insns): Call all
3928 make_*logue_seq in the same order as traditional. Call them
3929 all a second time if shrink_wrapped_separate.
3931 2016-10-13 Marek Polacek <polacek@redhat.com>
3933 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3934 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
3937 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3939 PR tree-optimization/77937
3940 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
3941 to infinite when we have a pointer with an increment of -1.
3943 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3945 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
3947 * memmodel.h: This file.
3948 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
3949 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
3950 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
3951 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
3952 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
3953 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
3954 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
3955 compare-elim.c, config/aarch64/aarch64-builtins.c,
3956 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
3957 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
3958 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
3959 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
3960 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
3961 config/darwin.c, config/epiphany/epiphany.c,
3962 config/epiphany/mode-switch-use.c,
3963 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
3964 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
3965 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
3966 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
3967 config/m68k/m68k.c, config/mcore/mcore.c,
3968 config/microblaze/microblaze.c, config/mmix/mmix.c,
3969 config/mn10300/mn10300.c, config/moxie/moxie.c,
3970 config/msp430/msp430.c, config/nds32/nds32-cost.c,
3971 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
3972 config/nds32/nds32-memory-manipulation.c,
3973 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
3974 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
3975 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
3976 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
3977 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
3978 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
3979 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
3980 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
3981 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
3982 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
3983 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
3984 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
3985 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
3986 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
3987 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
3988 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
3989 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
3990 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
3991 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
3992 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
3993 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
3994 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
3995 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
3996 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
3997 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
3998 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
3999 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
4000 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
4001 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
4002 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
4003 var-tracking.c, varasm.c: Include memmodel.h.
4004 * genattrtab.c (write_header): Include memmodel.h in generated file.
4005 * genautomata.c (main): Likewise.
4006 * gengtype.c (open_base_files): Likewise.
4007 * genopinit.c (main): Likewise.
4008 * genconditions.c (write_header): Include memmodel.h earlier in
4010 * genemit.c (main): Likewise.
4011 * genoutput.c (output_prologue): Likewise.
4012 * genpeep.c (main): Likewise.
4013 * genpreds.c (write_insn_preds_c): Likewise.
4014 * genrecog.c (write_header): Likewise.
4015 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
4017 2016-10-13 David Malcolm <dmalcolm@redhat.com>
4019 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
4020 for new "compact" param of print_rtx_function. Check for "cinsn"
4022 * print-rtl-function.c (flag_compact): New decl.
4023 (print_rtx_function): Add param "compact" and use it to set
4024 flag_compact, adding a description of the effect to the leading
4025 comment, and updating the example output.
4026 * print-rtl.c (flag_compact): New variable.
4027 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
4029 (print_rtx_operand_code_i): When printing source locations, wrap
4030 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
4031 (print_rtx_operand_code_r): Don't print regnos for hard regs and
4032 virtuals in compact mode.
4033 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
4034 apart from in LABEL_REFs.
4035 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
4036 Don't print basic block ids in compact mode.
4037 (print_rtx): In compact mode, prefix the code of insns with "c",
4038 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
4039 * print-rtl.h (print_rtx_function): Add "compact" param.
4041 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4043 * arm.h (TARGET_VFP): Delete.
4044 (TARGET_VFPD32): Remove references to TARGET_VFP.
4045 (TARGET_VFP3, TARGET_VFP5): Likewise.
4046 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
4047 (TARGET_NEON_FP16): Likewise.
4048 (TARGET_FMA): Likewise.
4049 (TARGET_CRYPTO): Likewise.
4050 (TARGET_NEON): Likewise.
4051 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4052 (FUNCTION_ARG_REGNO_P): Likewise.
4053 * arm.c (arm_option_check_internal): Likewise.
4054 (arm_option_override): Likewise.
4055 (use_return_insn): Likewise.
4056 (arm_function_value_regno_p): Likewise.
4057 (arm_apply_result_size): Likewise.
4058 (use_vfp_abi): Likewise.
4059 (arm_legitimate_address_outer_p): Likewise.
4060 (thumb2_legitimate_address_p): Likewise.
4061 (arm_legitimate_index_p): Likewise.
4062 (thumb2_legitimate_index_p): Likewise.
4063 (arm_legitimate_address): Likewise.
4064 (arm_get_vfp_saved_size): Likewise.
4065 (arm_emit_vfp_multi_reg_pop): Likewise.
4066 (arm_get_frame_offsets): Likewise.
4067 (arm_save_coproc_regs): Likewise.
4068 (arm_hard_regno_mode_ok): Likewise.
4069 (arm_expand_epilogue_apcs_frame): Likewise.
4070 (arm_expand_epilogue): Likewise.
4071 (arm_file_start): Likewise.
4072 (arm_conditional_register_usage): Likewise.
4073 (arm_validize_comparison): Use vfp_compare_operand directly.
4074 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
4075 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
4077 (arm_atomic_assign_expand_fenv): Likewise.
4078 * arm.md (divsf3): Likewise.
4079 (arm_negsi2): Likewise.
4081 (arm_movdi): Likewise.
4082 (arm_movt): Likewise.
4083 (cbranchsf4): Change predicate to vfp_compare_operand.
4084 (cbranchdf4): Change predicate to vfp_compare_operand.
4085 (cstorehf4): Change predicate to vfp_compare_operand.
4086 (cstoresf4): Change predicate to vfp_compare_operand.
4087 (cstoredf4): Change predicate to vfp_compare_operand.
4088 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
4089 (movhi_insn_arch4, movhi_bytes): Likewise.
4090 * constraints.md (Dt): Likewise.
4092 * iterators.md (SDF): Likewise.
4093 * predicates.md (arm_float_compare_operand): Delete.
4094 (const_double_vcvt_power_of_two_reciprocal): Remove references to
4096 (const_double_vcvt_power_of_two): Likewise.
4097 * thumb2.md thumb2_movsi_insn): Likewise.
4098 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
4099 (movhf_vfp): Likewise.
4100 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
4101 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4102 (movsf_vfp, thumb2_movsf_vfp): Likewise.
4103 (movdf_vfp, thumb2_movdf_vfp): Likewise.
4104 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
4105 (subsf3_vfp, divsf3_vfp): Likewise.
4106 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
4107 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
4108 (mulsf3negsfsubsf_vfp): Likewise.
4109 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
4110 (floatunssisf2, sqrtsf2_vfp): Likewise.
4111 (movcc_vfp): Likewise.
4112 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
4113 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
4114 (push_multi_vfp): Likewise.
4115 (set_fpscr, get_fpscr): Likewise.
4116 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
4118 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4120 * arm.h (TARGET_VFP): Unconditionally define to 1.
4121 (arm_fpu_desc): Remove 'model' field.
4122 (TARGET_FPU_MODEL): Delete.
4123 * arm.c (all_fpus): Don't initialize the model field.
4124 (arm_can_inline_p): Don't check the FPU model.
4125 * arm-fpus.def: Remove redundant model field from all FPU
4128 2016-10-13 Richard Biener <rguenther@suse.de>
4131 * genmatch.c (struct capture): Add value_match member.
4132 (commutate): Preserve value_match.
4133 (lower_opt_convert): Likewise.
4134 (lower_cond): Likewise.
4135 (replace_id): Likewise.
4136 (struct dt_operand): Add value_match member.
4137 (decision_tree::cmp_node): Compare it.
4138 (decision_tree::insert_operand): Honor it when finding and
4139 when appending a DT_MATCH.
4140 (dt_operand::gen_match_op): Generate a type check after
4141 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
4142 (parser::get_internal_capture_id): New helper.
4143 (parser::finish_match_operand): New function lowering @@<id>.
4144 (parser::parse_capture): Parse @@<id> as value-match.
4145 (parser::parse_expr): Use get_internal_capture_id.
4146 (parser::parse_simplify): Call finish_match_operand.
4147 (walk_captures): New helper.
4148 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
4150 ((X /[ex] A) * A -> X): Likewise.
4151 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
4152 convert[12] and value-matching.
4153 ((A | B) & (A | C) -> A | (B & C)): Likewise.
4154 ((X | Y) | Y -> X | Y): Likewise.
4155 ((X ^ Y) ^ Y -> X): Likewise.
4156 (A - (A & B) -> ~B & A): Likewise.
4157 ((T)(P + A) - (T)P -> (T) A): Likewise.
4158 ((T)P - (T)(P + A) -> -(T) A): Likewise.
4159 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
4160 * doc/match-and-simplify.texi: Amend capture section.
4162 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4164 * config/arc/arc.md (umul_600): Remove predicated variant.
4165 (umul64_600): Likewise.
4167 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4169 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
4171 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4173 * tree-vect-loop.c (loop_niters_no_overflow): New func.
4174 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
4175 no-overflow information to vect_do_peeling_for_loop_bound and
4176 vect_gen_vector_loop_niters.
4178 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4180 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
4183 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4185 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
4186 adjust_vec automatically.
4187 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
4188 param exit_bb to guard_to.
4189 (slpeel_checking_verify_cfg_after_peeling):
4190 (set_prologue_iterations):
4191 (create_lcssa_for_virtual_phi): New func which is factored out from
4192 slpeel_tree_peel_loop_to_edge.
4193 (slpeel_tree_peel_loop_to_edge):
4194 (iv_phi_p): New func.
4195 (vect_can_advance_ivs_p): Call iv_phi_p.
4196 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
4197 new gimple stmts in basic block.
4198 (vect_gen_niters_for_prolog_loop): Rename to...
4199 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
4200 adjust implementation.
4201 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
4202 sizetype if necessary.
4203 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
4204 it to external function.
4205 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
4206 (vect_gen_vector_loop_niters_mult_vf): New.
4207 (slpeel_update_phi_nodes_for_loops): New.
4208 (slpeel_update_phi_nodes_for_guard1): Reimplement.
4209 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
4210 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
4211 * tree-vect-loop.c (vect_build_loop_niters): Move to file
4212 tree-vect-loop-manip.c
4213 (vect_generate_tmps_on_preheader): Delete.
4214 (vect_transform_loop): Rename vectorization_factor to vf. Call
4215 vect_do_peeling instead of vect_do_peeling-* functions.
4216 * tree-vectorizer.h (vect_do_peeling): New decl.
4217 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
4218 (vect_do_peeling_for_loop_bound): Delete.
4219 (vect_do_peeling_for_alignment): Delete.
4221 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4223 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
4224 duplicated loop after its preheader and after the original loop.
4226 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4228 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
4229 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
4231 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4233 * tree-vect-loop.c (vectorizable_live_operation): Support handling
4234 for live variable outside loop but not in lcssa form.
4236 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4238 * cfg.c (reset_original_copy_tables): New func.
4239 * cfg.h (reset_original_copy_tables): New decl.
4241 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4244 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
4246 * varasm.c (default_binds_local_p_3): Formatting fix.
4248 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4250 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
4252 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
4253 Remove useless code.
4255 2016-10-13 Martin Liska <mliska@suse.cz>
4257 PR tree-optimization/77943
4258 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
4259 a different EH landing pads.
4261 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4264 * hooks.h (hook_tree_void_null): Declare.
4265 * hooks.c (hook_tree_void_null): New function.
4266 * langhooks.c (lhd_return_null_tree_v): Remove.
4267 * langhooks-def.h (lhd_return_null_tree_v): Remove.
4268 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
4269 set y to const0_rtx.
4270 * function.c (stack_protect_epilogue): Likewise.
4271 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
4272 if TARGET_THREAD_SSP_OFFSET is defined.
4273 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4274 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4275 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4276 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4277 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4278 (ix86_stack_protect_guard): New function.
4280 2016-10-13 Richard Biener <rguenther@suse.de>
4282 * dwarf2out.c (tree_add_const_value_attribute): Do not try
4283 rtl_for_decl_init during early phase.
4284 (gen_variable_die): Do not create locations during early phase.
4285 (gen_label_die): Likewise.
4286 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
4289 2016-10-12 Richard Biener <rguenther@suse.de>
4291 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
4292 try_add_new_range and made to eturn new range.
4293 (evrp_dom_walker::before_dom_children): Push op1 value range before
4294 pushing op0 value range.
4296 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4298 PR tree-optimization/77937
4299 * gimple-ssa-strength-reduction.c (analyze_increments): Use
4300 POINTER_TYPE_P on the candidate type to determine whether
4301 candidates in this chain require pointer arithmetic.
4303 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
4305 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
4306 correction if the type is smaller than a word.
4307 (visium_select_cc_mode): Add ... fall through ... comment.
4309 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4311 * config/rs6000/rs6000.c (machine_function): Add new fields
4312 gpr_is_wrapped_separately and lr_is_wrapped_separately.
4313 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
4314 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
4315 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
4316 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
4317 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
4318 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
4319 (rs6000_get_separate_components): New function.
4320 (rs6000_components_for_bb): New function.
4321 (rs6000_disqualify_components): New function.
4322 (rs6000_emit_prologue_components): New function.
4323 (rs6000_emit_epilogue_components): New function.
4324 (rs6000_set_handled_components): New function.
4325 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
4326 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
4327 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
4328 (rs6000_emit_epilogue): Don't emit GPR restores if
4329 gpr_is_wrapped_separately for that register. Don't make a
4330 REG_CFA_RESTORE note for registers we did not restore, either.
4332 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4334 * function.c (thread_prologue_and_epilogue_insns): Call
4335 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
4336 if it has possibly changed. Compute the split_prologue_seq and
4337 epilogue_seq later, too.
4338 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
4339 (dump_components): New function.
4340 (struct sw): New struct.
4342 (init_separate_shrink_wrap): New function.
4343 (fini_separate_shrink_wrap): New function.
4344 (place_prologue_for_one_component): New function.
4345 (spread_components): New function.
4346 (disqualify_problematic_components): New function.
4347 (emit_common_heads_for_components): New function.
4348 (emit_common_tails_for_components): New function.
4349 (insert_prologue_epilogue_for_components): New function.
4350 (try_shrink_wrapping_separate): New function.
4351 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
4353 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4355 * regrename.c (build_def_use): Invalidate chains that have a
4356 REG_CFA_RESTORE on some instruction.
4358 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4360 * dce.c (delete_unmarked_insns): Don't delete instructions with
4361 a REG_CFA_RESTORE note.
4363 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4365 * common.opt (-fshrink-wrap-separate): New flag.
4366 * doc/invoke.texi: Document it.
4367 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
4368 * doc/tm.texi: Regenerate.
4369 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
4370 * target.def (shrink_wrap): New hook vector.
4371 (get_separate_components, components_for_bb, disqualify_components,
4372 emit_prologue_components, emit_epilogue_components,
4373 set_handled_components): New hooks.
4375 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4377 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
4378 vector return by reference only if -Wpsabi.
4379 (rs6000_pass_by_reference): Similarly, for argument passing.
4381 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4383 * function-tests.c: Include "print-rtl.h".
4384 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
4385 function, and verify what is dumped.
4386 * print-rtl-function.c (print_edge): New function.
4387 (begin_any_block): New function.
4388 (end_any_block): New function.
4389 (can_have_basic_block_p): New function.
4390 (print_rtx_function): Track the basic blocks of insns in the
4391 chain, wrapping those that are within blocks within "(block)"
4392 directives. Remove the "(cfg)" directive.
4394 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4396 * selftest.c (selftest::read_file): New function.
4397 (selftest::test_read_file): New function.
4398 (selftest::selftest_c_tests): Call test_read_file.
4399 * selftest.h (selftest::read_file): New decl.
4401 2016-10-12 Richard Biener <rguenther@suse.de>
4404 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
4407 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
4409 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
4411 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
4412 dwarf2out_assembly_start.
4414 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
4416 * Makefile.in (SELFTEST_FLAGS): New variable.
4417 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
4419 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
4422 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
4424 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
4425 dumped in RTL dumps.
4427 2016-10-12 Martin Liska <mliska@suse.cz>
4429 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
4430 (gimple_fold_builtin_memory_op): Use the function.
4431 (gimple_fold_builtin_strchr): Likewise.
4432 (gimple_fold_builtin_strcat): Likewise.
4433 (gimple_build): Likewise.
4435 2016-10-12 Nathan Sidwell <nathan@acm.org>
4437 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
4439 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4441 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
4442 equivalent 32-bit constant (modulo 2**32) when that yields
4443 smaller instructions.
4444 (size_of_int_loc_descriptor): Update accordingly.
4446 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4448 * dwarf2out.c (dwarf2out_early_global_decl): For nested
4449 functions, call dwarf2out_decl on the parent function first.
4451 2016-10-12 Richard Biener <rguenther@suse.de>
4453 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
4456 2016-10-12 Richard Biener <rguenther@suse.de>
4458 * tree-ssa-propagate.c
4459 (substitute_and_fold_dom_walker::before_dom_children): Do not
4460 ignore ASSERT_EXPRs but only preserve them.
4461 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
4462 that have been propagated into.
4463 (vrp_finalize): Enable DCE for substitute_and_fold.
4465 2016-10-12 Richard Biener <rguenther@suse.de>
4467 PR tree-optimization/77920
4468 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
4469 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
4470 (simplify_abs_using_ranges): Likewise.
4471 (simplify_conversion_using_ranges): Likewise.
4472 (simplify_stmt_using_ranges): Adjust.
4474 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4476 PR tree-optimization/77929
4477 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
4478 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
4480 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4483 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
4484 needs a base register for arg 1.
4486 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4488 * common.opt (Wimplicit-fallthrough) Turn into alias to
4489 -Wimplicit-fallthrough=3. Remove EnabledBy.
4490 (Wimplicit-fallthrough=): New option.
4491 * gimplify.c (warn_implicit_fallthrough_r): Use
4492 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
4493 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
4494 to -Wimplicit-fallthrough=3.
4495 (-Wimplicit-fallthrough=): Document.
4497 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4499 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
4500 and GEU in DImode if TARGET_SUBXC.
4501 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
4502 (seqdi<W:mode>_zero_subxc): Delete.
4503 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
4504 (neg_seqdi<W:mode>_zero_vis3): Delete.
4505 (plus_seqdi<W:mode>_zero): Likewise.
4506 (minus_seqdi<W:mode>_zero): Likewise.
4507 (plus_plus_sltu<W:mode>): Accept only register.
4508 (addx<W:mode>): Likewise.
4509 (plus_sltu<W:mode>_vis3): Likewise.
4510 (plus_plus_sltu<W:mode>_vis3): Likewise.
4511 (neg_sgeu<W:mode>_vis3): Delete.
4512 (minus_sgeu<W:mode>_vis3): Likewise.
4513 (addxc<W:mode>): Accept only registers.
4514 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4515 (minus_neg_sltu<W:mode>_subxc): Accept only register.
4516 (neg_plus_sltu<W:mode>_subxc): Likewise.
4517 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4518 (minus_minus_sltu<W:mode>_subxc): Accept only register.
4519 (sgeu<W:mode>_insn_subxc): Delete.
4520 (plus_sgeu<W:mode>_subxc): Likewise.
4521 (subxc<W:mode>): Accept only register.
4522 (scc splitter): Split always GEU again.
4524 2016-10-11 Jeff Law <law@redhat.com>
4526 PR tree-optimization/77424
4527 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
4528 dead conditionals. Assert that all e->aux fields are NULL.
4530 2016-10-11 David Malcolm <dmalcolm@redhat.com>
4532 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
4533 operand-printing "switch" statement into...
4534 (print_rtx_operand_code_0): ...this new function, ...
4535 (print_rtx_operand_code_e): ...this new function, ...
4536 (print_rtx_operand_codes_E_and_V): ...this new function, ...
4537 (print_rtx_operand_code_i): ...this new function, ...
4538 (print_rtx_operand_code_r): ...this new function, ...
4539 (print_rtx_operand_code_u): ...this new function, ...
4540 (print_rtx_operand): ...and this new function.
4542 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
4544 * config/alpha/alpha-passes.def: New file.
4545 * config/alpha/t-alpha: New file.
4546 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
4547 (make_pass_handle_trap_shadows): New prototype.
4548 (make_pass_align_insns): Ditto.
4549 * config/alpha/alpha.c (alpha_option_override): Don't register
4551 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
4553 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4556 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
4557 distinct __ibm128 IBM extended double type if long doubles are
4558 128-bits and the default format for long double is IEEE 128-bit.
4560 2016-10-11 Richard Biener <rguenther@suse.de>
4562 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
4563 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
4564 (verify_die): New function.
4565 (dwarf2out_finish): Call it.
4566 (output_line_info): Handle case of -gsplit-dwarf without
4567 DWARF2_ASM_LINE_DEBUG_INFO.
4569 2016-10-11 Richard Biener <rguenther@suse.de>
4572 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
4573 sub-chains of BLOCK_VARS and gimple_bind_vars.
4575 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4577 * config/i386/znver1.md : Fix imov/imovx load type reservations.
4579 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4581 * config/sparc/sparc.opt (msubxc): New option.
4582 * doc/invoke.texi (SPARC options): Document it and tidy up.
4583 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
4584 * doc/tm.texi: Regenerate.
4585 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
4587 (CCX_NOOV): Rename into...
4591 * config/sparc/predicates.m (fcc_register_operand): Simplify.
4592 (fcc0_register_operand): Likewise.
4593 (icc_register_operand): New.
4594 (icc_or_fcc_register_operand): Simplify.
4595 (nz_comparison_operator): New.
4596 (c_comparison_operator): Likewise.
4597 (noov_compare_operator): Rename into...
4598 (icc_comparison_operator): ...this. Use above predicates.
4599 (noov_compare64_operator): Rename into...
4600 (v9_comparison_operator): ...this and tidy up.
4601 (fcc_comparison_operator): New.
4602 (icc_or_fcc_comparison_operator): Likewise.
4603 (v9_register_compare_operator): Rename info...
4604 (v9_register_comparison_operator): ...this.
4605 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
4606 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
4608 (sparc_fixed_condition_code_regs): New function.
4609 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
4610 renaming and add support for CCC/CCXC.
4611 (output_cbranch): Likewise.
4612 (sparc_print_operand): Likewise.
4613 (gen_v9_scc): Remove obsolete assertion.
4614 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
4615 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
4616 (output_cbcond): Remove bogus handling of CC modes.
4617 (sparc_register_move_cost): Return 100 for NO_REGS.
4618 * config/sparc/sparc.md (W): New mode iterator.
4619 (length): Adjust for noov_compare64_operator renaming.
4620 (cmpsi_sne): New instruction.
4621 (cmpdi_sne): Likewise.
4622 (seqdi_special): Delete.
4623 (seqdi_special): Likewise.
4624 (snesi<P:mode>_special): Likewise.
4625 (snedi_special): Likewise.
4626 (snedi_special_vis3): Likewise.
4627 (snesi patterns): Use W iterator.
4628 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
4629 (sltu patterns): Likewise.
4630 (sgeu patterns): Likewise.
4631 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
4632 (normal_branch): Use icc_comparison_operator predicate.
4633 (inverted_branch): Likewise.
4634 (cbcond_sp32): Use comparison_operator predicate.
4635 (cbcond_sp64): Likewise.
4636 (normal_int_branch_sp64): Adjust for renaming
4637 (inverted_int_branch_sp64): Likewise.
4638 (mov<I:mode>_cc_reg_sp64): Likewise.
4639 (movsf_cc_reg_sp6): Likewise.
4640 (movdf_cc_reg_sp64): Likewise.
4641 (movtf_cc_reg_hq_sp64): Likewise.
4642 (movtf_cc_reg_sp64): Likewise.
4643 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
4644 (movsf_cc_v9): Likewise.
4645 (movdf_cc_v9): Likewise.
4646 (movtf_cc_hq_v9): Likewise.
4647 (movtf_cc_v9): Likewise.
4648 (adddi3): Call gen_adddi3_sp32.
4649 (adddi3_insn_sp32): Rename to...
4650 (adddi3_sp32): ...this. Accept only register_operand as operand #1
4651 and use CCCmode for the carry.
4652 (addx_extend_sp32): Use CCCmode for the carry.
4653 (addx_extend_sp64): Delete.
4654 (adddi3_extend_sp32): Use CCCmode for the carry.
4655 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
4656 (subdi3): Call gen_subdi3_sp32.
4657 (subdi3_insn_sp32): Rename to...
4658 (subdi3_sp32): ...this and use CCmode for the carry.
4659 (subx_extend_sp32): Use CCCmode for the carry.
4660 (subx_extend_sp64): Delete.
4661 (subdi3_extend_sp32): Use CCmode for the carry.
4662 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
4663 (negdi3): Call gen_negdi3_sp32.
4664 (negdi3_sp32): Use CCCmode for the carry.
4665 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
4666 (cmp_nz_ashift_1): Use CCNZ mode.
4667 (cmp_nz_set_ashift_1): Likewise.
4668 (ctrapsi4): Use comparison_operator predicate.
4669 (ctrapdi4): Likewise.
4670 (trapsi_insn): Use icc_comparison_operator predicate.
4671 (trapdi_insn): Likewise.
4672 (edge8 patterns): Use CCNZmode.
4673 (edge16 patterns): Likewise.
4674 (edge32 patterns): Likewise.
4676 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4678 * config/visium/visium-modes.def (CC_NOOV): Rename into...
4680 (CC_BTST): Rename into...
4682 * config/visium/predicates.md (real_add_operand): New.
4683 (visium_btst_operator): Rename into...
4684 (visium_equality_comparison_operator): ...this.
4685 (visium_noov_operator): Rename into...
4686 (visium_nz_comparison_operator): ...this.
4687 (visium_c_comparison_operator): New.
4688 (visium_branch_operator): Adjust and deal with all CC modes.
4689 * config/visium/visium.c (visium_adjust_cost): Adjust.
4690 (visium_split_double_add): Use the *_set_carry patterns.
4691 (visium_select_cc_mode): Add support for CCC mode and adjust.
4692 (output_cbranch): Adjust and use the carry-based operators for
4693 floating-point comparisons.
4694 * config/visium/visium.md (flags_subst_arith): Adjust.
4695 (addsi3_insn_set_carry): New instruction.
4696 (subsi3_insn_set_carry): Likewise.
4697 (negsi2_insn_set_carry): Likewise.
4699 (cmp<mode>_sne): Likewise.
4700 (cbranch<mode>4): Use ordered_comparison_operator.
4701 (cbranch<mode>4_insn): Likewise.
4702 (cbranchsi4_btst_insn): Adjust.
4704 2016-10-11 Tom de Vries <tom@codesourcery.com>
4707 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
4710 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4712 * tree.h (build_complex_type): Add second parameter with default.
4713 * tree.c (build_complex_type): Add NAMED second parameter and adjust
4714 recursive call. Create a TYPE_DECL only if NAMED is true.
4715 (build_common_tree_nodes): Pass true in calls to build_complex_type.
4717 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
4719 New avr-passes.def to register AVR specific passes.
4721 * config/avr/avr-passes.def: New file.
4722 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
4723 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
4724 (make_avr_pass_recompute_note): New proto.
4725 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
4726 (avr_pass_recompute_notes): Use anonymous namespace.
4727 (avr_register_passes): Remove function...
4728 (avr_option_override): ...and its call.
4730 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
4732 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
4733 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
4734 PTF_AVOID_BRANCHLIKELY_SPEED for others.
4735 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
4737 * config/mips/mips.c (mips_option_override): Enable the branch
4738 likely depending on the tune flags and optimization level.
4739 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
4740 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
4741 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
4742 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
4744 2016-10-11 Richard Biener <rguenther@suse.de>
4746 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
4747 (output_function): Properly stream the whole block tree.
4748 * lto-streamer-in.c (input_function): Likewise.
4750 2016-10-11 Marek Polacek <polacek@redhat.com>
4752 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
4754 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4756 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
4757 (evrp_dom_walker::before_dom_children): Infer and push new value
4758 ranges for x in y < x.
4760 2016-10-10 Joseph Myers <joseph@codesourcery.com>
4763 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
4764 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4765 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4766 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4767 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
4768 (IA64_NO_LIBGCC_TFMODE): Likewise.
4770 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4772 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
4775 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
4777 * config.gcc: Add aarch64-*-freebsd* support.
4778 * config.host: Likewise.
4779 * config/aarch64/aarch64-freebsd.h: New file.
4780 * config/aarch64/t-aarch64-freebsd: Ditto.
4782 2016-10-10 Jeff Law <law@redhat.com>
4784 PR tree-optimization/71947
4785 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
4786 B with A within a single statement.
4788 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4790 PR tree-optimization/77824
4791 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
4792 zero cost for copies.
4793 (find_candidates_dom_walker::before_dom_children): Replace
4794 MODIFY_EXPR with SSA_NAME.
4795 (replace_mult_candidate): Likewise.
4796 (replace_profitable_candidates): Likewise.
4798 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4800 * config/s390/s390.h: Wrap more macros args in brackets and fix
4802 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
4804 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
4806 2016-10-10 Andreas Schwab <schwab@suse.de>
4809 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
4810 pseudo is not DImode.
4812 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
4814 * common/config/arc/arc-common.c (arc_option_optimization_table):
4815 Remove compact casesi option.
4816 * config/arc/arc.c (arc_override_options): Use compact casesi
4817 option only for pre-ARCv2 cores.
4818 * doc/invoke.texi (mcompact-casesi): Update text.
4820 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4822 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
4823 Add macro to say we can efficiently handle overlapping unaligned
4825 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
4826 poor code for processors older than p8.
4828 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
4830 * gen-pass-instances.awk: Remove GNUism.
4832 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4834 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
4835 NULL of (*ipcp_transformations)][node->uid].
4837 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
4839 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4840 (MALLOC_ABI_ALIGNMENT): Define.
4842 2016-10-09 Jakub Jelinek <jakub@redhat.com>
4844 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
4845 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
4846 VAR_OR_FUNCTION_DECL_P macros.
4847 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
4848 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
4849 chkp_find_bounds_1): Likewise.
4850 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
4851 * hsa-gen.c (get_symbol_for_decl): Likewise.
4852 * cgraphunit.c (check_global_declaration, analyze_functions,
4853 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
4855 * gimple-fold.c (can_refer_decl_in_current_unit_p,
4856 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
4858 * tree.c (set_decl_section_name, copy_node_stat,
4859 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
4860 merge_dllimport_decl_attributes, handle_dll_attribute,
4861 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
4862 verify_type): Likewise.
4863 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
4864 find_explicit_erroneous_behavior): Likewise.
4865 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
4866 * ipa.c (process_references): Likewise.
4867 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
4868 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
4869 notice_global_symbol, assemble_variable, mark_decl_referenced,
4870 build_constant_desc, output_constant_def_contents, do_assemble_alias,
4871 make_decl_one_only, default_section_type_flags,
4872 categorize_decl_for_section, default_encode_section_info): Likewise.
4873 * trans-mem.c (requires_barrier): Likewise.
4874 * gimple-expr.c (mark_addressable): Likewise.
4875 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
4876 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
4877 expand_debug_expr): Likewise.
4878 * tree-dump.c (dequeue_and_dump): Likewise.
4879 * ubsan.c (instrument_bool_enum_load): Likewise.
4880 * tree-pretty-print.c (print_declaration): Likewise.
4881 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4882 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
4883 * asan.c (asan_protect_global, instrument_derefs): Likewise.
4884 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
4885 pass_build_ssa::execute): Likewise.
4886 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
4887 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
4889 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
4891 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
4892 can_be_nonlocal, remap_decls, copy_debug_stmt,
4893 initialize_inlined_parameters, add_local_variables,
4894 reset_debug_binding, replace_locals_op): Likewise.
4895 * dse.c (can_escape): Likewise.
4896 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
4898 * tree-diagnostic.c (default_tree_printer): Likewise.
4899 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
4900 unpack_ts_decl_with_vis_value_fields,
4901 lto_input_ts_decl_common_tree_pointers): Likewise.
4902 * builtins.c (builtin_save_expr, fold_builtin_expect,
4903 readonly_data_expr): Likewise.
4904 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
4905 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
4907 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
4908 * gimplify.c (force_constant_size, gimplify_bind_expr,
4909 gimplify_decl_expr, gimplify_var_or_parm_decl,
4910 gimplify_compound_lval, gimplify_init_constructor,
4911 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
4912 gimplify_type_sizes): Likewise.
4913 * cgraphbuild.c (record_reference, record_type_list, mark_address,
4914 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
4915 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
4916 remove_unused_locals): Likewise.
4917 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
4918 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
4919 * function.c (instantiate_expr, instantiate_decls_1,
4920 setjmp_vars_warning, add_local_decl): Likewise.
4921 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
4923 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
4924 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
4925 optimize_va_list_gpr_fpr_size): Likewise.
4926 * tree-nrv.c (pass_nrv::execute): Likewise.
4927 * tsan.c (instrument_expr): Likewise.
4928 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4929 * vtable-verify.c (verify_bb_vtables): Likewise.
4930 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
4931 get_ref_base_and_extent): Likewise.
4932 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
4934 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
4935 analyze_all_variable_accesses): Likewise.
4936 * tree-nested.c (get_nonlocal_debug_decl,
4937 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
4938 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
4939 get_local_debug_decl, convert_local_omp_clauses,
4940 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
4942 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
4943 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
4944 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
4945 dbxout_symbol, dbxout_common_check): Likewise.
4946 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
4947 string_constant): Likewise.
4948 * hsa.c (hsa_get_declaration_name): Likewise.
4949 * passes.c (rest_of_decl_compilation): Likewise.
4950 * tree-ssanames.c (make_ssa_name_fn): Likewise.
4951 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
4952 pack_ts_decl_with_vis_value_fields,
4953 write_ts_decl_common_tree_pointers): Likewise.
4954 * stor-layout.c (place_field): Likewise.
4955 * symtab.c (symtab_node::maybe_create_reference,
4956 symtab_node::verify_base, symtab_node::make_decl_local,
4957 symtab_node::copy_visibility_from,
4958 symtab_node::can_increase_alignment_p): Likewise.
4959 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
4960 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
4961 fortran_common, add_location_or_const_value_attribute,
4962 add_scalar_info, add_linkage_name, set_block_abstract_flags,
4963 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
4964 optimize_one_addr_into_implicit_ptr,
4965 optimize_location_into_implicit_ptr): Likewise.
4966 * gimple-low.c (record_vars_into): Likewise.
4967 * ipa-visibility.c (update_vtable_references): Likewise.
4968 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
4970 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
4971 DFS::DFS_write_tree_body, write_symbol): Likewise.
4972 * langhooks.c (lhd_warn_unused_global_decl,
4973 lhd_set_decl_assembler_name): Likewise.
4974 * attribs.c (decl_attributes): Likewise.
4975 * except.c (output_ttype): Likewise.
4976 * varpool.c (varpool_node::get_create, ctor_for_folding,
4977 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
4978 * fold-const.c (fold_unary_loc): Likewise.
4979 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
4980 ipa_find_agg_cst_from_init): Likewise.
4981 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
4982 expand_omp_target, lower_omp_regimplify_p,
4983 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
4984 find_link_var_op): Likewise.
4985 * tree-chrec.c (chrec_contains_symbols): Likewise.
4986 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
4987 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
4988 execute_fixup_cfg): Likewise.
4990 PR tree-optimization/77901
4991 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
4992 if ranges[i].exp is SSA_NAME when looking for >= and only when
4993 ranges[i].exp is NULL or SSA_NAME when looking for the other
4996 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4998 * ipa-cp.c (ipcp_alignment_lattice): Remove.
4999 (ipcp_param_lattices): Remove field alignment.
5000 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
5001 (set_all_contains_variable): Remove call to
5002 ipcp_alignment_lattice::set_to_bottom.
5003 (initialize_node_lattices): Likewise.
5004 (propagate_alignment_accross_jump_function): Remove.
5005 (propagate_constants_accross_call): Remove call to
5006 propagate_alignment_accross_jump_function.
5007 (ipcp_store_alignment_results): Remove.
5008 (ipcp_driver): Remove call to ipcp_store_alignment_results.
5009 (propagate_bits_accross_jump_function): Handle ancestor jump function.
5010 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
5011 pretty-printing of alignment jump function.
5012 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
5013 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
5014 alignments and remove computing ipa_alignment jump function.
5015 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
5016 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
5017 (ipa_read_jump_function): Remove reading of ipa_alignment.
5018 (write_ipcp_transformation_info): Remove streaming for alignment
5019 propagation summary.
5020 (read_ipcp_transformation_info): Remove reading of alignment
5021 propagation summary.
5022 (ipcp_update_alignments): Remove.
5023 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
5025 (ipcp_transform_function): Remove call to ipcp_update_alignments()
5026 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
5027 * ipa-prop.h (ipa_alignment): Remove.
5028 (ipa_jump_func): Remove field alignment.
5029 (ipcp_transformation_summary): Remove field alignments.
5030 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
5031 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
5032 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
5034 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
5036 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
5038 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
5040 (visium_expand_fp_cstore): Likewise.
5042 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5044 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
5045 * diagnostic.c (warning_at_rich_loc_n): New function.
5046 (diagnostic_n_impl_richloc): Likewise.
5047 (diagnostic_n_impl): Move most of the function to
5048 diagnostic_n_impl_richloc and call it.
5050 2016-10-08 Jakub Jelinek <jakub@redhat.com>
5052 * gen-pass-instances.awk: Rewritten.
5053 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
5054 $(PASSES_EXTRA) after passes.def to the script.
5055 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
5056 * config/i386/i386-passes.def: New file.
5057 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
5058 make_pass_stv): Declare.
5059 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
5061 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
5063 (pass_stv::clone, pass_stv::set_pass_param): New methods.
5064 (pass_stv::timode_p): New non-static data member.
5065 (ix86_option_override): Don't register passes here.
5067 * doc/invoke.texi: Document accepting Else, fallthrough.
5069 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
5072 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
5073 FALLTHRU comment styles.
5075 2016-10-07 Andrew Pinski <apinski@cavium.com>
5077 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
5078 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
5079 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
5081 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
5083 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
5085 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
5086 (AARCH64_ARCH): Likewise.
5087 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
5089 (AARCH64_CORE): Likewise.
5090 (AARCH64_ARCH): Likewise.
5091 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
5092 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5093 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
5094 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5095 (AARCH64_ARCH): Likewise.
5096 (AARCH64_CORE): Likewise.
5097 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
5098 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
5099 (AARCH64_CORE): Likewise.
5100 (AARCH64_ARCH): Likewise.
5102 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5104 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
5105 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
5106 floating point type infrastructre, and -mfloat128 that enables the
5107 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
5108 if -mfloat128-type. Define __ibm128 to be long double by default.
5109 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
5110 the IEEE 128-bit floating point type infrastructure should
5111 automatically be enabled.
5112 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
5113 instead of -mfloat128 to enable KFmode.
5114 (rs6000_option_override_internal): Split the option -mfloat128
5115 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
5116 systems, automatically set -mfloat128-type, but don't enable it on
5117 other operating systems. Move setting the long double size and
5118 IEEE quad support before the IEEE 128-bit floating point changes.
5119 (rs6000_init_builtins): Do not create a unique type for __ibm128
5120 if long double is IBM extended double, instead rely on __ibm128
5121 being defined as 'long double'. If -mfloat128-type and not
5122 -mfloat128, create the KFmode type with an undocumented __ieee128
5124 (rs6000_init_libfuncs): Use -mfloat128-type instead of
5125 -mfloat128 for tests about the types, but keep tests for
5126 -mfloat128 to enable the keyword support.
5127 (rs6000_complex_function_value): Likewise.
5128 (rs6000_scalar_mode_supported_p): Likewise.
5129 (rs6000_floatn_mode): Likewise.
5130 (rs6000_c_mode_for_suffix): Likewise.
5131 (rs6000_opt_masks): Add -mfloat128-type.
5132 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
5133 -mfloat128-type being split from -mfloat128. Add
5134 -mfloat128-hardware, which was missing.
5135 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
5136 -mfloat128 and -mfloat128-type:
5137 (-mfloat128-type): Likewise.
5138 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
5139 that 64-bit Linux systems with enable -mfloat128-type by default
5141 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
5142 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
5143 -mfloat128-type instead of -mfloat128.
5144 (FLOAT128_2REG_P): Likewise.
5145 (MASK_FLOAT128_TYPE): Likewise.
5146 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5147 (RS6000_BTM_FLOAT128): Likewise.
5148 (TARGET_FLOAT128): Poison old identifiers.
5149 (OPTION_MASK_FLOAT128): Likewise.
5150 (MASK_FLOAT128): Likewise.
5151 * config/rs6000/rs6000.md (FP): Likewise.
5152 (FLOAT128): Likewise.
5153 (fix_trunc<mode>di2): Likewise.
5154 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5155 (floatdi<mode>2): Likewise.
5156 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
5157 (neg<mode>2, FLOAT128 iterator): Likewise.
5158 (abs<mode>2, FLOAT128 iterator): Likewise.
5159 (ieee_128bit_negative_zero): Likewise.
5160 (ieee_128bit_vsx_neg<mode>2): Likewise.
5161 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
5162 (ieee_128bit_vsx_abs<mode>2): Likewise.
5163 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5164 (ieee_128bit_vsx_nabs<mode>2): Likewise.
5165 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5166 (extendiftf2): Likewise.
5167 (extendifkf2): Likewise.
5168 (extendtfkf2): Likewise.
5169 (trunciftf2): Likewise.
5170 (truncifkf2): Likewise.
5171 (trunckftf2): Likewise.
5172 (trunctfif2): Likewise.
5173 (extendkftf2): Likewise.
5174 (trunctfkf2): Likewise.
5176 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5178 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
5179 before merging in bytes to pass down to real_from_target.
5181 2016-10-07 Richard Biener <rguenther@suse.de>
5183 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
5185 (substitute_and_fold_dom_walker::before_dom_children):
5186 Substitute and fold before pass specific folding to avoid
5187 feeding that with SSA names that will be later released.
5188 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
5189 introduced by folding and visited by evaluate_stmt called during
5191 (likely_value): Likewise.
5192 (evaluate_stmt): Likewise.
5193 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
5194 (simplify_div_or_mod_using_ranges): Likewise.
5195 (simplify_min_or_max_using_ranges): Likewise.
5196 (simplify_abs_using_ranges): Likewise.
5197 (simplify_conversion_using_ranges): Likewise.
5198 (simplify_float_conversion_using_ranges): Likewise.
5199 (simplify_stmt_using_ranges): Likewise.
5201 2016-10-07 Marek Polacek <polacek@redhat.com>
5203 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
5204 FALLTHROUGH_LABEL_P here...
5205 (warn_implicit_fallthrough_r): ...not here.
5207 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
5209 PR tree-optimization/77880
5210 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
5213 2016-10-07 Marek Polacek <polacek@redhat.com>
5216 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
5218 2016-10-07 Richard Biener <rguenther@suse.de>
5220 * bitmap.h: Document constraints on bitmap modification while
5223 2016-10-07 Richard Biener <rguenther@suse.de>
5225 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
5226 * bitmap.h (bmp_iter_set): When advancing to the next element
5227 check that we didn't remove the current one.
5228 (bmp_iter_and): Likewise.
5229 (bmp_iter_and_compl): Likewise.
5230 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
5231 we currently iterate on but keep a one-level queue.
5232 * sched-deps.c (remove_from_deps): Do not clear current bit
5233 but keep a one-level queue.
5235 2016-10-07 Jakub Jelinek <jakub@redhat.com>
5237 PR tree-optimization/77664
5238 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
5239 for the other ranges.
5240 (optimize_range_tests_diff): Fix up formatting.
5241 (optimize_range_tests_var_bound): New function.
5242 (optimize_range_tests): Use it.
5244 2016-10-07 Martin Liska <mliska@suse.cz>
5246 * coverage.c (build_gcov_exit_decl): Fix priority what
5247 should be really 99.
5249 2016-10-07 Richard Biener <rguenther@suse.de>
5251 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
5252 vars in gimple_bind_vars but not in BLOCK_VARS.
5254 2016-10-07 Richard Biener <rguenther@suse.de>
5256 PR tree-optimization/77879
5257 * tree-ssa-structalias.c (handle_const_call): Properly handle
5259 (handle_pure_call): Likewise.
5261 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5263 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
5264 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
5267 2016-10-06 Andrew Pinski <apinski@cavium.com>
5269 * config/aarch64/aarch64-cores.def: Add a comment before each
5272 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5274 PR tree-optimization/77862
5275 * tree-vrp.c (add_equivalence): Use get_value_range so that
5276 num_vr_values is checked before accessing vr_values.
5278 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5280 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5283 2016-10-05 Jeff Law <law@redhat.com>
5285 PR tree-optimization/71661
5286 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
5287 removal of a forwarder exposes a new natural loop.
5289 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
5291 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
5292 Introduce ssesuffix variable.
5293 (<mask_codefor><code><mode>3<mask_name>): Ditto.
5294 (*<code><mode>3): Ditto.
5296 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
5298 * postreload.c (reload_cse_simplify): Skip also USE when detecting
5301 2016-10-06 Richard Biener <rguenther@suse.de>
5303 PR tree-optimization/77855
5304 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
5305 instead of removing the current item while iterating over the set
5308 2016-10-06 James Clarke <jrtc27@jrtc27.com>
5309 Eric Botcazou <ebotcazou@adacore.com>
5312 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
5313 (classify_registers): Don't set it
5314 (function_arg_slotno): Don't initialize and test it. Tidy up.
5316 2016-10-06 Richard Biener <rguenther@suse.de>
5318 PR tree-optimization/77839
5319 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
5322 2016-10-06 Martin Liska <mliska@suse.cz>
5324 * gcc.c: Set -fprofile-update=atomic when profiling is
5325 enabled and -pthread is set. Warn when one combines
5326 -pthread and -fprofile-update=single for an app using
5329 2016-10-06 Martin Liska <mliska@suse.cz>
5332 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
5333 * gimple-ssa-strength-reduction.c (slsr_process_cast):
5334 Initialize a pointer to NULL.
5335 (slsr_process_copy): Likewise.
5336 * input.c (location_get_source_line): Likewise.
5337 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5339 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
5341 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
5342 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
5343 (ix86_handle_option): Deleted handle of OPT_mpcommit.
5344 * config.gcc: Deleted pcommitintrin.h
5345 * config/i386/pcommitintrin.h: Deleted file.
5346 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
5347 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
5349 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
5351 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
5352 (PTA_PCOMMIT): Deleted define.
5353 (ix86_option_override_internal): Deleted handle of option.
5354 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
5355 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
5356 __builtin_ia32_pcommit): Deleted.
5357 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
5358 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
5359 (pcommit): Deleted instruction.
5360 * config/i386/i386.opt: Mention -mpcommit deprecation.
5361 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
5363 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
5366 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
5367 Remove wrong assert.
5368 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
5369 Use <round_constraint> as operand 1 constraint.
5371 2016-10-05 Jakub Jelinek <jakub@redhat.com>
5374 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
5375 (ubsan_instrument_float_cast): And not here.
5378 * ubsan.c (ubsan_ids): New GTY(()) array.
5379 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
5380 instead of static local counters.
5382 2016-10-05 Martin Sebor <msebor@redhat.com>
5385 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
5386 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
5387 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
5388 (default_printf_pointer_format): Define function.
5389 * targhooks.c (linux_printf_pointer_format): Define new function.
5390 * targhooks.h (linux_printf_pointer_format): Declare.
5391 (gnu_libc_printf_pointer_format): Remove declaration.
5393 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5395 * fold-const.c (native_encode_real): Fix logic for selecting offset
5396 to write to when BYTES_BIG_ENDIAN.
5398 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
5400 * builtins.c (fold_builtin_strchr): Remove function.
5401 (fold_builtin_strrchr): Likewise.
5402 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
5403 * gimple-fold.c (target_char_cst_p): New function.
5404 (gimple_fold_builtin_strchr) Add more foldings.
5405 (gimple_fold_builtin): Add index, strrchr, rindex cases.
5407 2016-10-05 Richard Biener <rguenther@suse.de>
5410 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
5411 capture ids in c-exprs.
5413 2016-10-05 Richard Biener <rguenther@suse.de>
5416 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
5417 with types_match for GIMPLE code gen to handle type mismatched
5419 (dt_operand::gen): Adjust.
5420 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
5423 2016-10-05 Richard Biener <rguenther@suse.de>
5425 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
5427 2016-10-05 Richard Biener <rguenther@suse.de>
5430 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
5432 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
5434 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
5435 version check to protect only DW_TAG_imported_module generation.
5437 2016-10-05 Richard Biener <rguenther@suse.de>
5440 * match.pd (min(a,-a) -> -abs(a)): New pattern.
5442 2016-10-04 Ian Lance Taylor <iant@golang.org>
5444 * explow.c (allocate_dynamic_stack_space): Call
5445 do_pending_stack_adjust before handling flag_split_stack.
5447 2016-10-04 David Malcolm <dmalcolm@redhat.com>
5449 * genattrtab.c (make_internal_attr): Supply dummy column number to
5452 * genoutput.c (init_insn_for_nothing): Likewise.
5453 * gensupport.c (add_define_attr): Likewise.
5454 * read-md.c (message_at_1): Print column number.
5455 (fatal_with_file_and_line): Likewise.
5456 (rtx_reader::read_char): Track column numbers.
5457 (rtx_reader::unread_char): Likewise.
5458 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
5459 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
5460 (rtx_reader::handle_file): Initialize m_read_md_colno.
5461 (rtx_reader::get_current_location): Supply column number to
5463 * read-md.h (struct file_location): Add field "colno".
5464 (file_location::file_location): Likewise.
5465 (rtx_reader::get_colno): New accessor.
5466 (rtx_reader::m_read_md_colno): New field.
5467 (rtx_reader::m_last_line_colno): New field.
5469 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5471 * doc/extend.texi (Java Exceptions): Remove.
5472 (java_interface): Remove.
5474 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
5476 PR tree-optimization/77808
5477 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
5478 and addr are different before copying points-to information.
5480 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
5482 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
5483 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
5484 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
5485 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
5487 2016-10-04 Richard Biener <rguenther@suse.de>
5489 PR tree-optimization/77399
5490 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
5491 verify the target can convert.
5493 2016-10-04 Richard Biener <rguenther@suse.de>
5496 * explow.c (plus_constant): Verify the mode of the constant
5497 pool offset before calling plus_constant.
5499 2016-10-04 Richard Biener <rguenther@suse.de>
5502 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
5503 type support, mark with :C.
5504 (X / -X -> -1): Mark with :C.
5506 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5508 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
5509 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
5510 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
5511 * doc/tm.texi: Regenerated.
5512 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
5513 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
5514 * config/darwin.h (JCR_SECTION_NAME): Remove.
5515 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
5516 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
5517 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
5518 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
5519 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
5520 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
5522 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5524 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
5525 between "because" and "param" in dump message in call to fprintf.
5527 2016-10-03 Jeff Law <law@redhat.com>
5529 PR tree-optimization/71550
5530 PR tree-optimization/71403
5531 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
5532 (profitable_jump_thread_path): Also return boolean indicating if
5533 the realized path will create an irreducible loop.
5534 Remove loop depth tests from 71403.
5535 (fsm_find_control_statement_thread_paths): Remove loop depth tests
5536 from 71403. If threading will create an irreducible loop, then
5537 throw away loop iteration and related information.
5539 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
5541 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
5542 -Woverloaded-virtual checks for warning options.
5543 * configure: Regenerate.
5545 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5547 PR preprocessor/77699
5548 * input.c (maybe_grow): Don't allocate one byte extra headroom.
5549 (get_next_line): Return false on error.
5550 (read_next_line): Removed, use get_next_line instead.
5551 (read_line_num): Don't copy the line.
5552 (location_get_source_line): Don't use static data.
5553 (selftest::test_reading_source_line): Add more test cases.
5555 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5558 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5560 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5561 (noce_process_if_block): Use it.
5563 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5565 * doc/invoke.texi: Update -Wint-in-bool-context.
5567 2016-10-02 Jakub Jelinek <jakub@redhat.com>
5569 * dwarf2out.c (output_fde, output_call_frame_info,
5570 dwarf2out_do_cfi_startproc, set_indirect_string,
5571 gen_internal_sym, output_die, output_line_info): Use
5572 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
5573 ASM_GENERATE_INTERNAL_LABEL output.
5575 2016-10-01 Richard Biener <rguenther@suse.de>
5578 * genmatch.c (get_operand_type): Add operand position arg
5579 and handle COND_EXPR comparison operand with fixed boolean_type_node.
5580 (expr::gen_transform): Adjust.
5581 (dt_simplify::gen_1): Likewise.
5583 2016-10-01 Jakub Jelinek <jakub@redhat.com>
5585 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
5586 comments. Simplify asserts, remove unnecessary conditions.
5588 (*<code><mode>3): Likewise.
5590 2016-09-30 Jakub Jelinek <jakub@redhat.com>
5592 * doc/invoke.texi (-Wregister): Document.
5594 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
5596 * configure.ac: Split CHECKING_P into CHECKING_P and
5597 ENABLE_EXTRA_CHECKING.
5598 * configure: Regenerated.
5599 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
5600 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
5602 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
5605 * gcc.c (process_command): For @filename handling, output
5606 the correct name if the file does not exist.
5608 2016-09-30 Marek Polacek <polacek@redhat.com>
5610 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
5611 * config/alpha/predicates.md: Likewise.
5613 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5615 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5616 (noce_process_if_block): Use it.
5618 2016-09-30 Martin Liska <mliska@suse.cz>
5620 * doc/invoke.texi: Document asan-use-after-return that
5621 it's disabled by default in runtime.
5623 2016-09-30 Richard Biener <rguenther@suse.de>
5625 * tree-vrp.c (intersect_ranges): If we failed to handle
5626 the intersection choose a constant singleton range if available.
5628 2016-09-30 Richard Biener <rguenther@suse.de>
5630 PR tree-optimization/77399
5631 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
5632 float <-> int conversions.
5634 2016-09-30 Alan Modra <amodra@gmail.com>
5636 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
5638 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5640 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
5641 ext_level before calling CPUID with 0x80000008.
5642 Simplify xgetbv checks.
5644 2016-09-29 David Malcolm <dmalcolm@redhat.com>
5646 * Makefile.in (OBJS): Add print-rtl-function.o.
5647 * print-rtl-function.c: New file.
5648 * print-rtl.h (print_rtx_function): New decl.
5650 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5653 * config/i386/cpuid.h (__get_cpuid_count): New.
5654 (__get_cpuid): Rename __level to __leaf.
5656 2016-09-29 Marek Polacek <polacek@redhat.com>
5658 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
5660 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
5663 * builtins.c (expand_builtin_memcmp): Don't swap args unless
5664 result is only being compared with zero.
5666 2016-09-29 Marek Polacek <polacek@redhat.com>
5668 * dwarf2out.c (loc_descriptor): Add fall through comment.
5669 (add_const_value_attribute): Likewise.
5671 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
5673 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
5674 with "v6t2". Move "arch" attribute above "pool_range".
5675 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
5677 (*thumb2_movhi_vfp): Likewise.
5678 (*arm_movhi_fp16): Likewise.
5679 (*thumb2_movhi_fp16): Likewise.
5680 (*arm_movsi_vfp): Remove "arch" attribute.
5681 (*thumb2_movsi_vfp): Likewise.
5683 2016-09-29 Martin Liska <mliska@suse.cz>
5685 * doc/extend.texi: Remove limitation of Objective C for
5686 __attribute__((constructor)) and __attribute__((destructor)).
5688 2016-09-29 Richard Biener <rguenther@suse.de>
5690 PR tree-optimization/77768
5691 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5692 Handle stores to readonly memory when removing redundant stores.
5694 2016-09-29 Richard Biener <rguenther@suse.de>
5697 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
5698 X / -X -> -1 simplifications.
5700 2016-09-29 Richard Biener <rguenther@suse.de>
5703 * match.pd: Add max(a,-a) -> abs(a) pattern.
5704 * tree-ssa-phiopt.c (minmax_replacement): Disable for
5705 HONOR_SIGNED_ZEROS types.
5707 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
5709 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
5710 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
5712 2016-09-29 Richard Biener <rguenther@suse.de>
5714 * tree-vrp.c (set_defs_to_varying): New helper avoiding
5715 writing to vr_const_varying.
5716 (vrp_initialize): Call it.
5717 (vrp_visit_stmt): Likewise.
5718 (evrp_dom_walker::before_dom_children): Likewise.
5720 2016-09-29 Richard Biener <rguenther@suse.de>
5722 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
5723 constructors with vector elements.
5725 2016-09-29 Richard Biener <rguenther@suse.de>
5727 PR tree-optimization/77768
5728 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
5729 with stores to a place we know has a constant value.
5731 2016-09-29 Alan Modra <amodra@gmail.com>
5733 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
5734 * doc/invoke.texi: Document it.
5735 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
5736 (rs6000_passes_float): Comment.
5737 (rs6000_passes_long_double): New static var.
5738 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
5739 (init_cumulative_args): Set up to emit fp .gnu_attribute for
5740 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
5741 to include fp values returned in vectors.
5742 Set rs6000_passes_long_double.
5743 (rs6000_function_arg_advance_1): Likewise for function args.
5744 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
5745 and SPE. Emit long double tag value too.
5746 (rs6000_opt_vars): Add gnu-attr.
5747 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
5748 * configure: Regenerate.
5749 * config.in: Regenerate.
5751 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5753 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
5755 (format_floating, format_string, format_directive,
5756 get_destination_size, pass_sprintf_length::handle_gimple_call):
5759 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5761 * gimple-ssa-sprintf.c: Fix comment formatting.
5762 (format_integer): Use is_gimple_assign.
5763 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
5764 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
5765 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
5766 (pass_sprintf_length::execute): Use is_gimple_call.
5768 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5770 * gimple-fold.c (gimple_fold_builtin): After failing to fold
5771 strchr, also try the generic folding.
5773 2016-09-28 Martin Sebor <msebor@redhat.com>
5776 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
5779 2016-09-28 Martin Sebor <msebor@redhat.com>
5782 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
5783 length modifier is not expected.
5784 (format_floating): Ignore l length modifier and fail gracefuly
5785 when it isn't one of the other expected ones.
5787 2016-09-28 Martin Sebor <msebor@redhat.com>
5790 * varasm.c (assemble_addr_to_section): Increase local buffer size.
5792 2016-09-27 Richard Biener <rguenther@suse.de>
5794 * dwarf2out.c (cu_die_list): New global.
5795 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
5796 main_comp_unit_die to cu_die_list if we created it.
5797 Move break_out_includes ...
5798 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
5801 2016-09-28 Richard Biener <rguenther@suse.de>
5803 * dwarf2out.c (struct die_struct): Add removed flag.
5804 (lookup_type_die): If the DIE is marked as removed, clear
5805 TYPE_SYMTAB_DIE and return NULL.
5806 (lookup_decl_die): If the DIE is marked as removed, remove it
5807 from the hash and return NULL.
5808 (mark_removed): New helper.
5809 (prune_unused_types_prune): Call it for removed DIEs.
5810 (gen_subprogram_die): Move the premark_used_types call to after
5811 DIEs for the functions scopes are generated.
5812 (process_scope_var): Do not re-create pruned types or type decls.
5813 Make sure to also re-parent type decls.
5814 (dwarf2out_finish): Move unused type pruning and debug_types
5816 (dwarf2out_early_finish): ... here.
5818 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5820 * config/arc/arc-c.c: New file.
5821 * config/arc/arc-c.def: Likewise.
5822 * config/arc/t-arc: Likewise.
5823 * config.gcc: Include arc-c.o as c and cpp object.
5824 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
5825 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
5826 arc_cpu_cpp_builtins.
5828 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5830 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
5831 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
5833 2016-09-28 Nathan Sidwell <nathan@acm.org>
5835 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
5838 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5840 PR tree-optimization/61056
5841 * gimple-fold.c (gimple_fold_builtin_strchr):
5842 New function to optimize strchr (s, 0) to strlen.
5843 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
5845 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
5847 PR tree-optimization/77724
5848 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
5849 Add tree_fits_shwi_p check.
5851 2016-09-27 Jakub Jelinek <jakub@redhat.com>
5853 * auto-inc-dec.c (try_merge): Remove break after return.
5854 * cselib.c (autoinc_split): Likewise.
5855 * explow.c (promote_mode): Likewise.
5856 * fixed-value.c (fixed_arithmetic): Likewise.
5857 * hsa.c (hsa_internal_fn::get_arity): Likewise.
5858 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
5859 * trans-mem.c (get_attrs_for): Likewise.
5860 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
5861 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
5862 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
5863 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
5864 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
5865 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
5866 * config/cris/cris.c (cris_op_str): Likewise.
5867 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
5868 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
5870 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
5872 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
5873 IFN_GOACC_REDUCTION_CODES): New.
5874 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
5875 ifn_goacc_reduction_kind): Use them.
5876 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
5877 of internal functions, when applicable.
5879 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
5881 * config/mips/constraints.md (d): Fix documentation.
5882 * doc/md.texi (Machine Constraints): Update accordingly.
5884 2016-09-27 Richard Biener <rguenther@suse.de>
5886 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
5887 cur_line_info_table initialization ...
5888 (dwarf2out_assembly_start): ... here.
5890 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
5892 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
5893 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
5894 (*thumb2_movhi_vfp): Likewise.
5895 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
5896 template. Expand predicable attribute to mark VMOV.F16 as not
5897 predicable. Add "arch" attribute.
5898 (*thumb2_movhi_fp16): Likewise.
5899 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
5900 (*thumb2_movsi_vfp): Add "arch" attribute.
5902 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
5904 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
5907 2016-09-27 Marek Polacek <polacek@redhat.com>
5909 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
5912 * config/c6x/c6x.h: Adjust fall through comment.
5913 * config/sh/sh.c (final_prescan_insn): Likewise.
5914 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
5915 (visium_expand_fp_cstore): Likewise.
5917 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5919 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
5920 expected by -Wimplicit-fallthrough.
5921 (thumb1_size_rtx_costs): Likewise.
5922 (thumb2_reorg): Likewise.
5923 (tls_mentioned_p): Add "Fall through" comment.
5924 (thumb2_reorg): Likewise.
5925 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
5926 comment form expected by -Wimplicit-fallthrough.
5928 2016-09-27 Martin Liska <mliska@suse.cz>
5930 PR gcov-profile/46266
5931 * input.h (RESERVED_LOCATION_P): New macro.
5932 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
5933 instread of comparison with UNKNOWN_LOCATION.
5935 2016-09-27 Richard Biener <rguenther@suse.de>
5937 PR tree-optimization/77745
5938 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5939 When removing redundant stores make sure to check compatibility
5940 of the TBAA state for downstream accesses.
5941 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
5942 value-numbering virtual operands for store matches.
5944 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
5947 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
5948 movrt patterns. Match them before anything else in the SET case.
5950 2016-09-27 Martin Liska <mliska@suse.cz>
5952 PR gcov-profile/7970
5953 PR gcov-profile/16855
5954 PR gcov-profile/44779
5955 * coverage.c (build_gcov_exit_decl): New function.
5956 (coverage_obj_init): Call the function and generate __gcov_exit
5958 * doc/gcov.texi: Document when __gcov_exit function is called.
5960 2016-09-27 Marek Polacek <polacek@redhat.com>
5963 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
5964 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
5965 -Wno-error instead of -Wno-implicit-fallthrough.
5967 2016-09-27 Martin Liska <mliska@suse.cz>
5970 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
5972 2016-09-27 Jakub Jelinek <jakub@redhat.com>
5974 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
5975 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
5976 comments. Remove break after return.
5977 (ix86_fp_compare_code_to_integer, has_dispatch,
5978 ix86_simd_clone_usable): Remove break after return.
5980 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5982 PR rlt-optimization/77714
5983 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
5986 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
5989 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
5990 extract_range_from_unary_expr to convert value_range.
5991 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
5992 (extract_range_from_unary_expr): This.
5993 * tree-vrp.h (extract_range_from_unary_expr): Declare.
5995 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
5997 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
5999 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6001 * config/i386/i386.c (ix86_print_operand)
6002 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
6003 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
6004 (epilogue_renumber): Likewise.
6006 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
6009 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
6010 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
6012 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6014 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
6015 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
6016 is_mm_seq_cst, is_mm_sync): Move to ...
6017 * memmodel.h: This. New file.
6018 * builtins.c: Include memmodel.h.
6019 * optabs.c: Likewise.
6021 * config/aarch64/aarch64.c: Likewise.
6022 * config/alpha/alpha.c: Likewise.
6023 * config/arm/arm.c: Likewise.
6024 * config/i386/i386.c: Likewise.
6025 * config/ia64/ia64.c: Likewise.
6026 * config/mips/mips.c: Likewise.
6027 * config/rs6000/rs6000.c: Likewise.
6028 * config/sparc/sparc.c: Likewise.
6029 * genconditions.c: Include memmodel.h in generated file.
6030 * genemit.c: Likewise.
6031 * genoutput.c: Likewise.
6032 * genpeep.c: Likewise.
6033 * genpreds.c: Likewise.
6034 * genrecog.c: Likewise.
6036 2016-09-26 David Malcolm <dmalcolm@redhat.com>
6038 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
6039 "c" instead when parsing characters. Move operand parsing into...
6040 (read_rtx_operand): ...this new function, renaming "i" to "idx",
6041 and tightening the scope of various locals.
6043 2016-09-26 Liu Hao <lh_mouse@126.com>
6045 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
6047 2016-09-26 Marek Polacek <polacek@redhat.com>
6049 * system.h: Use __has_attribute to check whether the fallthrough
6050 attribute is supported.
6052 2016-09-26 Marek Polacek <polacek@redhat.com>
6054 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
6055 gimple_call_internal_p.
6056 * ipa-split.c (find_return_bb): Likewise.
6057 (execute_split_functions): Likewise.
6058 * omp-low.c (dump_oacc_loop_part): Likewise.
6059 (oacc_loop_xform_head_tail): Likewise.
6060 * predict.c (predict_loops): Likewise.
6061 * sanopt.c (pass_sanopt::execute): Likewise.
6062 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
6063 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
6064 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
6065 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
6066 (expand_ifn_va_arg): Likewise.
6067 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6068 (optimize_mask_stores): Likewise.
6069 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
6070 (vect_transform_stmt): Likewise.
6071 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
6072 * tsan.c (instrument_memory_accesses): Likewise.
6074 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6075 Alexander Monakov <amonakov@ispras.ru>
6077 * regrename.c (rename_chains): Check
6078 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
6079 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
6080 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
6082 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6084 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
6085 (s390_sched_score): Likewise.
6087 2016-09-26 Martin Liska <mliska@suse.cz>
6089 * doc/gcov.texi: Update program output of gcov tool.
6091 2016-09-26 Martin Liska <mliska@suse.cz>
6093 PR gcov-profile/23332
6094 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
6095 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
6096 * value-prof.c (dump_histogram_value): Do not handle
6097 HIST_TYPE_CONST_DELTA.
6098 (stream_in_histogram_value): Likewise.
6099 (gimple_find_values_to_profile): Likewise.
6100 * value-prof.h (enum hist_type): Likewise.
6102 2016-09-26 Martin Liska <mliska@suse.cz>
6104 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
6105 from default sanitize recover values.
6106 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
6107 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
6108 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
6110 * opts.c (finish_options): Do a generic loop over options
6111 that can be recovered.
6112 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
6114 (common_handle_option): Likewise.
6115 * opts.h: Declare can_recover to sanitizer_opts_s.
6117 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
6119 * target.def(elf_flags_numeric): Change documentation to present tense.
6120 * doc/tm.texi: Regenerate.
6122 2016-09-26 Marek Polacek <polacek@redhat.com>
6125 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6126 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
6127 -Wno-switch-fallthrough.
6128 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
6129 (expand_builtin): Likewise.
6130 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
6131 * convert.c (convert_to_real_1): Likewise.
6132 (convert_to_integer_1): Likewise.
6133 * final.c (output_alternate_entry_point): Likewise.
6134 * genattrtab.c (make_canonical): Likewise.
6135 (write_test_expr): Likewise.
6136 * genpreds.c (validate_exp): Likewise.
6137 * gimple-ssa-strength-reduction.c
6138 (find_candidates_dom_walker::before_dom_children): Likewise.
6139 * godump.c (go_format_type): Likewise.
6140 * reload1.c (elimination_effects): Likewise.
6141 * resource.c (mark_referenced_resources): Likewise.
6142 (mark_set_resources): Likewise.
6143 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
6144 * varasm.c (output_addressed_constants): Likewise.
6146 2016-09-26 Marek Polacek <polacek@redhat.com>
6149 * common.opt (Wimplicit-fallthrough): New option.
6150 * doc/extend.texi: Document statement attributes and the fallthrough
6152 * doc/invoke.texi: Document -Wimplicit-fallthrough.
6153 * gimple.h (gimple_call_internal_p): New function.
6154 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
6155 (struct label_entry): New struct.
6156 (find_label_entry): New function.
6157 (case_label_p): New function.
6158 (collect_fallthrough_labels): New function.
6159 (last_stmt_in_scope): New function.
6160 (should_warn_for_implicit_fallthrough): New function.
6161 (warn_implicit_fallthrough_r): New function.
6162 (maybe_warn_implicit_fallthrough): New function.
6163 (expand_FALLTHROUGH_r): New function.
6164 (expand_FALLTHROUGH): New function.
6165 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
6166 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
6167 (gimplify_label_expr): New function.
6168 (gimplify_case_label_expr): Set location.
6169 (gimplify_expr): Call gimplify_label_expr.
6170 * internal-fn.c (expand_FALLTHROUGH): New function.
6171 * internal-fn.def (FALLTHROUGH): New internal function.
6172 * langhooks.c (lang_GNU_OBJC): New function.
6173 * langhooks.h (lang_GNU_OBJC): Declare.
6174 * system.h (gcc_fallthrough): Define.
6175 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
6176 * tree.h (FALLTHROUGH_LABEL_P): Define.
6178 2016-09-26 Richard Biener <rguenther@suse.de>
6180 * dwarf2out.c (stripattributes): Remove unused function.
6181 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
6182 Push dwarf_split_debug_info handling into init_sections_and_labels.
6183 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
6184 (DEBUG_MACRO_SECTION_FLAGS): Remove.
6185 (debug_macinfo_section_name): New global.
6186 (output_macinfo): Use debug_macinfo_section_name.
6187 (init_sections_and_labels): Split out section and label generation
6188 from dwarf2out_init. Set debug_macinfo_section_name.
6189 (dwarf2out_init): Move text section label generation and emission
6191 (dwarf2out_assembly_start): ... here.
6192 (dwarf2out_finish): Call init_sections_and_labels before DWARF
6195 2016-09-26 Richard Biener <rguenther@suse.de>
6198 * cgraphunit.c (analyze_functions): Before early removing
6199 global vars calls the late_global_decl debug handler mark
6200 the variable as readonly.
6202 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
6205 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
6206 (sh_rtx_costs): Handle SET of movt and movrt patterns.
6207 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
6208 declare new overloads.
6209 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
6212 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6214 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
6215 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
6217 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
6219 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
6220 * configure: Regenerate.
6222 2016-09-24 Marek Polacek <polacek@redhat.com>
6225 * doc/invoke.texi: Document -Wbool-operation.
6227 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6229 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
6230 * config/rs6000/rs6000.c (expand_block_compare): New function used by
6231 cmpmemsi pattern to do builtin expansion of memcmp ().
6232 (compute_current_alignment): Add helper function for
6233 expand_block_compare used to compute alignment as the compare proceeds.
6234 (select_block_compare_mode): Used by expand_block_compare to select
6235 the mode used for reading the next chunk of bytes in the compare.
6236 (do_load_for_compare): Used by expand_block_compare to emit the load
6237 insns for the compare.
6238 (rs6000_emit_dot_insn): Moved this function to avoid a forward
6239 reference from expand_block_compare ().
6240 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
6241 prototype for this function.
6242 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
6243 target option for controlling how much code inline expansion of
6244 memcmp() will be allowed to generate.
6246 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6248 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
6249 hook_bool_mode_false, hook_bool_mode_true,
6250 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6251 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6252 hook_bool_const_rtx_insn_const_rtx_insn_true,
6253 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
6254 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
6255 hook_bool_const_tree_hwi_hwi_const_tree_false,
6256 hook_bool_const_tree_hwi_hwi_const_tree_true,
6257 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
6258 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6259 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
6260 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
6261 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
6262 hook_bool_const_tree_true, hook_bool_tree_tree_false,
6263 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
6264 hook_bool_rtx_insn_true, hook_bool_rtx_false,
6265 hook_bool_uintp_uintp_false,
6266 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
6267 hook_rtx_tree_int_null, hook_uint_mode_0,
6268 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
6269 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
6270 hook_constcharptr_const_rtx_insn_null,
6271 hook_constcharptr_const_tree_const_tree_null,
6272 hook_constcharptr_int_const_tree_null,
6273 hook_constcharptr_int_const_tree_const_tree_null,
6274 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
6275 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
6276 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
6278 * vec.h (vNULL): Extend comment to say = vNULL initialization
6279 isn't needed for static vars.
6281 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
6282 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
6283 = vNULL initialization of file scope vec.
6284 * passes.c (pass_tab, enabled_pass_uid_range_tab,
6285 disabled_pass_uid_range_tab): Likewise.
6286 * haifa-sched.c (sched_luids, h_i_d): Likewise.
6287 * tree-chkp-opt.c (check_infos): Likewise.
6288 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
6290 * vec.h (vnull::operator vec): Add constexpr keyword for
6293 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
6295 PR tree-optimization/77654
6296 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
6297 to duplicate_ssa_name_ptr_info.
6299 2016-09-23 David Malcolm <dmalcolm@redhat.com>
6301 PR preprocessor/77672
6302 * input.c (selftest::test_lexer_string_locations_simple): Update
6303 test to expect location information of the terminator character
6304 at the location of the final closing quote.
6305 (selftest::test_lexer_string_locations_hex): Likewise.
6306 (selftest::test_lexer_string_locations_oct): Likewise.
6307 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
6308 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
6309 (selftest::test_lexer_string_locations_ucn4): Likewise.
6310 (selftest::test_lexer_string_locations_ucn8): Likewise.
6311 (selftest::test_lexer_string_locations_u8): Likewise.
6312 (selftest::test_lexer_string_locations_utf8_source): Likewise.
6313 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
6314 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
6315 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
6316 (selftest::test_lexer_string_locations_macro): Likewise.
6317 (selftest::test_lexer_string_locations_long_line): Likewise.
6319 2016-09-23 Richard Biener <rguenther@suse.de>
6321 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
6322 virtual definition to virtual use if the call devirtualizes
6323 to a const or pure function.
6324 (visit_use): Also visit calls we can devirtualize to a
6325 const or pure function.
6327 2016-09-23 Richard Biener <rguenther@suse.de>
6329 PR tree-optimization/77697
6330 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
6331 signal error if we have sth ternary or unhandled.
6333 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6335 * config/arm/arm_neon.h (vabd_f16): New.
6369 (vcvt_f16_s16): New.
6370 (vcvt_f16_u16): New.
6371 (vcvt_s16_f16): New.
6372 (vcvt_u16_f16): New.
6373 (vcvtq_f16_s16): New.
6374 (vcvtq_f16_u16): New.
6375 (vcvtq_s16_f16): New.
6376 (vcvtq_u16_f16): New.
6377 (vcvta_s16_f16): New.
6378 (vcvta_u16_f16): New.
6379 (vcvtaq_s16_f16): New.
6380 (vcvtaq_u16_f16): New.
6381 (vcvtm_s16_f16): New.
6382 (vcvtm_u16_f16): New.
6383 (vcvtmq_s16_f16): New.
6384 (vcvtmq_u16_f16): New.
6385 (vcvtn_s16_f16): New.
6386 (vcvtn_u16_f16): New.
6387 (vcvtnq_s16_f16): New.
6388 (vcvtnq_u16_f16): New.
6389 (vcvtp_s16_f16): New.
6390 (vcvtp_u16_f16): New.
6391 (vcvtpq_s16_f16): New.
6392 (vcvtpq_u16_f16): New.
6393 (vcvt_n_f16_s16): New.
6394 (vcvt_n_f16_u16): New.
6395 (vcvtq_n_f16_s16): New.
6396 (vcvtq_n_f16_u16): New.
6397 (vcvt_n_s16_f16): New.
6398 (vcvt_n_u16_f16): New.
6399 (vcvtq_n_s16_f16): New.
6400 (vcvtq_n_u16_f16): New.
6414 (vmul_lane_f16): New.
6417 (vmulq_lane_f16): New.
6439 (vrsqrteq_f16): New.
6443 (vrsqrtsq_f16): New.
6447 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6449 * config.gcc (extra_headers): Add arm_fp16.h
6450 * config/arm/arm_fp16.h: New.
6451 * config/arm/arm_neon.h: Include "arm_fp16.h".
6453 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6455 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
6457 (vmulf): New (v8hf, v4hf variants).
6458 (vfma): New (v8hf, v4hf variants).
6459 (vfms): New (v8hf, v4hf variants).
6460 (vsub): New (v8hf, v4hf variants).
6461 (vcage): New (v8hf, v4hf variants).
6462 (vcagt): New (v8hf, v4hf variants).
6463 (vcale): New (v8hf, v4hf variants).
6464 (vcalt): New (v8hf, v4hf variants).
6465 (vceq): New (v8hf, v4hf variants).
6466 (vcgt): New (v8hf, v4hf variants).
6467 (vcge): New (v8hf, v4hf variants).
6468 (vcle): New (v8hf, v4hf variants).
6469 (vclt): New (v8hf, v4hf variants).
6470 (vceqz): New (v8hf, v4hf variants).
6471 (vcgez): New (v8hf, v4hf variants).
6472 (vcgtz): New (v8hf, v4hf variants).
6473 (vcltz): New (v8hf, v4hf variants).
6474 (vclez): New (v8hf, v4hf variants).
6475 (vabd): New (v8hf, v4hf variants).
6476 (vmaxf): New (v8hf, v4hf variants).
6477 (vmaxnm): New (v8hf, v4hf variants).
6478 (vminf): New (v8hf, v4hf variants).
6479 (vminnm): New (v8hf, v4hf variants).
6480 (vpmaxf): New (v4hf variant).
6481 (vpminf): New (v4hf variant).
6482 (vpadd): New (v4hf variant).
6483 (vrecps): New (v8hf, v4hf variants).
6484 (vrsqrts): New (v8hf, v4hf variants).
6485 (vabs): New (v8hf, v4hf variants).
6486 (vneg): New (v8hf, v4hf variants).
6487 (vrecpe): New (v8hf, v4hf variants).
6488 (vrnd): New (v8hf, v4hf variants).
6489 (vrnda): New (v8hf, v4hf variants).
6490 (vrndm): New (v8hf, v4hf variants).
6491 (vrndn): New (v8hf, v4hf variants).
6492 (vrndp): New (v8hf, v4hf variants).
6493 (vrndx): New (v8hf, v4hf variants).
6494 (vrsqrte): New (v8hf, v4hf variants).
6495 (vmul_lane): Add v4hf and v8hf variants.
6496 (vmul_n): Add v4hf and v8hf variants.
6497 (vext): New (v8hf, v4hf variants).
6498 (vcvts): New (v8hi, v4hi variants).
6499 (vcvts): New (v8hf, v4hf variants).
6500 (vcvtu): New (v8hi, v4hi variants).
6501 (vcvtu): New (v8hf, v4hf variants).
6502 (vcvts_n): New (v8hf, v4hf variants).
6503 (vcvtu_n): New (v8hi, v4hi variants).
6504 (vcvts_n): New (v8hi, v4hi variants).
6505 (vcvtu_n): New (v8hf, v4hf variants).
6506 (vbsl): New (v8hf, v4hf variants).
6507 (vcvtas): New (v8hf, v4hf variants).
6508 (vcvtau): New (v8hf, v4hf variants).
6509 (vcvtms): New (v8hf, v4hf variants).
6510 (vcvtmu): New (v8hf, v4hf variants).
6511 (vcvtns): New (v8hf, v4hf variants).
6512 (vcvtnu): New (v8hf, v4hf variants).
6513 (vcvtps): New (v8hf, v4hf variants).
6514 (vcvtpu): New (v8hf, v4hf variants).
6516 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6518 * config/arm/arm-builtins.c (hf_UP): New.
6520 (vfp_builtin_data): New. Update comment.
6521 (enum arm_builtins): Include "arm_vfp_builtins.def".
6522 (ARM_BUILTIN_VFP_PATTERN_START): New.
6523 (arm_init_vfp_builtins): New.
6524 (arm_init_builtins): Add arm_init_vfp_builtins.
6525 (arm_expand_vfp_builtin): New.
6526 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
6528 * config/arm/arm_vfp_builtins.def: New file.
6529 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
6530 (arm-builtins.o): Likewise.
6532 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
6535 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
6536 from constant while creating value range.
6538 2016-09-23 Renlin Li <renlin.li@arm.com>
6540 * ira.c (ira): Move ira_use_lra_p initialization code to ...
6541 (ira_init_once): Here.
6543 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
6544 Jakub Jelinek <jakub@redhat.com>
6546 * hooks.h (hook_uint_uintp_false): Rename to...
6547 (hook_bool_uint_uintp_false): ... this.
6548 * hooks.c (hook_uint_uintp_false): Rename to...
6549 (hook_bool_uint_uintp_false): ... this.
6550 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
6551 instead of hook_uint_uintp_false.
6553 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6555 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
6556 (arm_init_builtins): Move body of a loop to the standalone
6557 function arm_init_neon_builtin.
6558 (arm_expand_neon_builtin_1): New. Update comment. Function body
6559 moved from arm_neon_builtin with some white-space fixes.
6560 (arm_expand_neon_builtin): Move code into the standalone function
6561 arm_expand_neon_builtin_1.
6563 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6565 * config/arm/iterators.md (VCVTHI): New.
6566 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
6570 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
6571 (V_HALF): Add V4HF. Fix white-space.
6572 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
6573 (V_s_elem): Likewise.
6574 (V_sz_elem): Fix white-space.
6575 (V_elem_ch): Likewise.
6577 (scalar_mul_constraint): Add V8HF and V4HF.
6578 (Is_float_mode): Fix white-space.
6579 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
6580 (q): Add HF. Fix white-space.
6583 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
6584 (neon_vfm_lane_as): New.
6585 * config/arm/neon.md (add<mode>3_fp16): New.
6586 (sub<mode>3_fp16): New.
6587 (mul<mode>3add<mode>_neon): New.
6588 (fma<VH:mode>4_intrinsic): New.
6589 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
6590 (fmsub<VH:mode>4_intrinsic): New.
6591 (<absneg_str><mode>2): New.
6592 (neon_v<absneg_str><mode>): New.
6593 (neon_v<fp16_rnd_str><mode>): New.
6594 (neon_vrsqrte<mode>): New.
6595 (neon_vpaddv4hf): New.
6596 (neon_vadd<mode>): New.
6597 (neon_vsub<mode>): New.
6598 (neon_vmulf<mode>): New.
6599 (neon_vfma<VH:mode>): New.
6600 (neon_vfms<VH:mode>): New.
6601 (neon_vc<cmp_op><mode>): New.
6602 (neon_vc<cmp_op><mode>_fp16insn): New
6603 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
6604 (neon_vca<cmp_op><mode>): New.
6605 (neon_vca<cmp_op><mode>_fp16insn): New.
6606 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
6607 (neon_vc<cmp_op>z<mode>): New.
6608 (neon_vabd<mode>): New.
6609 (neon_v<maxmin>f<mode>): New.
6610 (neon_vp<maxmin>fv4hf: New.
6611 (neon_<fmaxmin_op><mode>): New.
6612 (neon_vrecps<mode>): New.
6613 (neon_vrsqrts<mode>): New.
6614 (neon_vrecpe<mode>): New (VH variant).
6615 (neon_vdup_lane<mode>_internal): New.
6616 (neon_vdup_lane<mode>): New.
6617 (neon_vcvt<sup><mode>): New (VCVTHI variant).
6618 (neon_vcvt<sup><mode>): New (VH variant).
6619 (neon_vcvt<sup>_n<mode>): New (VH variant).
6620 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
6621 (neon_vcvt<vcvth_op><sup><mode>): New.
6622 (neon_vmul_lane<mode>): New.
6623 (neon_vmul_n<mode>): New.
6624 * config/arm/unspecs.md (UNSPEC_VCALE): New
6625 (UNSPEC_VCALT): New.
6626 (UNSPEC_VFMA_LANE): New.
6627 (UNSPECS_VFMS_LANE): New.
6629 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6631 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
6632 ("*extzv<mode><clobbercc_or_nocc>"):
6633 Correct a typo in a comment.
6635 ("*insv<mode>_zEC12", "*insv<mode>_z10")
6636 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
6637 ("*insv<mode>_zEC12_appendbitsleft")
6638 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
6639 ("*insv<mode>_z10_appendbitsleft"): Ditto.
6640 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
6641 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
6642 Provide pattern with operands switched.
6643 ("*pre_z10_extv<mode>"):
6644 Use new subst patterns.
6645 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
6646 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
6647 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
6648 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
6649 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
6650 ("*<risbg_n>_sidi_ior_and_lshiftrt")
6651 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
6653 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
6654 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6655 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
6657 ("SINT"): New mode_iterator with SI, HI, QI.
6658 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
6659 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
6662 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6664 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
6665 new interface of s390_contiguous_bitmask_p.
6666 ("contiguous_bitmask_nowrap_operand"): New predicate.
6667 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
6668 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
6669 of s390_contiguous_bitmask_p.
6670 ("NxxDw"): Rename NxxDq constraint to NxxDw.
6671 ("NxxSw"): New constraint.
6672 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
6673 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
6675 (s390_contiguous_bitmask_nowrap_p): Export.
6676 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
6677 former s390_contiguous_bitmask_p.
6678 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
6679 detect contiguous bit ranges with wraparound. Change signature to
6680 return START and END position instead of POS and LENGTH.
6681 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
6682 ranges with wraparound.
6683 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
6684 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
6685 Adapt to new signature of s390_contiguous_bitmask_p.
6687 2016-09-23 Bin Cheng <bin.cheng@arm.com>
6689 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
6690 (create_intersect_range_checks): New.
6691 (vect_create_cond_for_alias_checks): Call above function.
6693 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6695 * config/arm/iterators.md (Code iterators): Fix some white-space
6699 (FCVT): Moved from vfp.md.
6700 (VCVT_HF_US_N): New.
6701 (VCVT_SI_US_N): New.
6706 (FCVTI32typename): Moved from vfp.md.
6707 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
6708 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
6709 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
6710 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
6711 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
6713 (fp16_rnd_str): New.
6714 (fp16_rnd_insn): New.
6715 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
6716 (UNSPEC_VCVT_HF_U_N): New.
6717 (UNSPEC_VCVT_SI_S_N): New.
6718 (UNSPEC_VCVT_SI_U_N): New.
6719 (UNSPEC_VCVTH_S): New.
6720 (UNSPEC_VCVTH_U): New.
6721 (UNSPEC_VCVTA_S): New.
6722 (UNSPEC_VCVTA_U): New.
6723 (UNSPEC_VCVTM_S): New.
6724 (UNSPEC_VCVTM_U): New.
6725 (UNSPEC_VCVTN_S): New.
6726 (UNSPEC_VCVTN_U): New.
6727 (UNSPEC_VCVTP_S): New.
6728 (UNSPEC_VCVTP_U): New.
6729 (UNSPEC_VCVTP_S): New.
6730 (UNSPEC_VCVTP_U): New.
6732 (UNSPEC_VRNDA): New.
6733 (UNSPEC_VRNDI): New.
6734 (UNSPEC_VRNDM): New.
6735 (UNSPEC_VRNDN): New.
6736 (UNSPEC_VRNDP): New.
6737 (UNSPEC_VRNDX): New.
6738 * config/arm/vfp.md (<absneg_str>hf2): New.
6740 (neon_v<fp16_rnd_str>hf): New.
6741 (neon_vrndihf): New.
6746 (*mulsf3neghf_vfp): New.
6747 (*negmulhf3_vfp): New.
6748 (*mulsf3addhf_vfp): New.
6749 (*mulhf3subhf_vfp): New.
6750 (*mulhf3neghfaddhf_vfp): New.
6751 (*mulhf3neghfsubhf_vfp): New.
6754 (fmsubhf4_fp16): New.
6758 (neon_vsqrthf): New.
6759 (neon_vrsqrtshf): New.
6760 (FCVT): Move to iterators.md.
6761 (FCVTI32typename): Likewise.
6762 (neon_vcvth<sup>hf): New.
6763 (neon_vcvth<sup>si): New.
6764 (neon_vcvth<sup>_nhf_unspec): New.
6765 (neon_vcvth<sup>_nhf): New.
6766 (neon_vcvth<sup>_nsi_unspec): New.
6767 (neon_vcvth<sup>_nsi): New.
6768 (neon_vcvt<vcvth_op>h<sup>si): New.
6769 (neon_<fmaxmin_op>hf): New.
6771 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6773 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
6774 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
6775 ("*insv<mode>_zEC12_appendbitsleft")
6776 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
6777 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
6779 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6781 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
6782 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
6783 construct values without normalization.
6784 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
6785 static local lhs_ops to vNULL.
6787 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6788 Jiong Wang <jiong.wang@arm.com>
6790 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
6791 available when FP16 instructions are available.
6792 (output_move_vfp): Add support for 16-bit data moves.
6793 (arm_validize_comparison): Fix some white-space. Support HFmode
6794 by conversion to SFmode.
6795 * config/arm/arm.md (truncdfhf2): Fix a comment.
6796 (extendhfdf2): Likewise.
6798 (movsicc): Fix some white-space.
6800 (movsfcc): Fix some white-space.
6802 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
6803 instructions are available.
6804 (*thumb2_movhi_vfp): Likewise.
6805 (*arm_movhi_fp16): New.
6806 (*thumb2_movhi_fp16): New.
6807 (*movhf_vfp_fp16): New.
6808 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
6809 (*movhf_vfp): Likewise.
6810 (extendhfsf2): Enable when VFP FP16 instructions are available.
6811 (truncsfhf2): Enable when VFP FP16 instructions are available.
6813 2016-09-23 Martin Liska <mliska@suse.cz>
6815 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
6817 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6819 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
6821 (arm_evpc_neon_vtrn): Likewise.
6822 (arm_evpc_neon_vrev): Likewise.
6823 (arm_evpc_neon_vext): Likewise.
6824 * config/arm/arm_neon.h (vbsl_f16): New.
6828 (vdup_lane_f16): New.
6829 (vdupq_lane_f16): New.
6842 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
6843 (vdup_lane): New (v8hf, v4hf variants).
6844 (vext): New (v8hf, v4hf variants).
6845 (vbsl): New (v8hf, v4hf variants).
6846 * config/arm/iterators.md (VDQWH): New.
6848 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
6849 (Scalar_mul_8_16): Fix white-space.
6850 (Is_d_reg): Add V4HF and V8HF.
6851 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
6852 (neon_vdup_lane<mode>): New.
6853 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
6854 (*neon_vtrn<mode>_insn): Likewise.
6855 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
6856 (*neon_vzip<mode>_insn): Likewise
6857 (neon_vuzp<mode>_internal): Likewise.
6858 (*neon_vuzp<mode>_insn): Likewise
6859 * config/arm/vec-common.md (vec_perm_const<mode>): New.
6861 2016-09-23 Jiong Wang <jiong.wang@arm.com>
6862 Matthew Wahab <matthew.wahab@arm.com>
6864 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
6865 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
6866 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
6867 available. Also fix some white-space.
6868 * config/arm/vfp.md (*arm_movhi_vfp): New.
6869 (*thumb2_movhi_vfp): New.
6871 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6873 * config/arm/arm-c.c (arm_cpu_builtins): Define
6874 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
6875 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
6877 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6879 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
6880 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
6881 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
6882 arm_v8_2a_fp16_neon_hw.
6883 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
6886 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6888 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
6889 arm_fp16_alternative_ok and arm_fp16_none_ok.
6891 2016-09-23 Martin Liska <mliska@suse.cz>
6893 * ipa-icf.c (sem_variable::merge): Replace adress with address.
6895 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6897 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
6899 ("armv8.2-a+fp16"): New.
6900 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
6901 (FL2_FP16INST): New.
6902 (FL2_FOR_ARCH8_2A): New.
6903 * config/arm/arm-tables.opt: Regenerate.
6904 * config/arm/arm.c (arm_arch8_2): New.
6905 (arm_fp16_inst): New.
6906 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
6907 for incompatible fp16-format settings.
6908 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
6909 (TARGET_NEON_FP16INST): New.
6910 (arm_arch8_2): Declare.
6911 (arm_fp16_inst): Declare.
6912 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
6913 march=armv8.2-a and march=armv8.2-a+fp16.
6914 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
6916 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
6917 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
6919 2016-09-23 Martin Liska <mliska@suse.cz>
6921 * doc/extend.texi: Remove fused-madd from i386 target options.
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>
6930 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
6933 2016-09-23 Martin Liska <mliska@suse.cz>
6936 * config/i386/i386.c (ix86_option_override_internal): Change
6937 signature and return false when there's an error related to
6939 (release_options_strings): New function.
6940 (ix86_valid_target_attribute_tree): Call the function.
6942 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6944 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
6945 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
6946 (gen_hsa_ctor_assignment): Likewise.
6947 * print-tree.c (print_node): Likewise.
6948 * tree-dump.c (dequeue_and_dump): Likewise.
6949 * tree-sra.c (sra_modify_constructor_assign): Likewise.
6950 * expr.c (store_constructor): Likewise.
6951 * fold-const.c (operand_equal_p): Likewise.
6952 * tree-pretty-print.c (dump_generic_node): Likewise.
6953 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
6954 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
6956 2016-09-23 Richard Biener <rguenther@suse.de>
6958 * hooks.h (hook_uint_uintp_false): Declare.
6960 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6962 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
6963 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
6965 2016-09-22 Martin Sebor <msebor@redhat.com>
6968 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
6969 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
6970 (target_int_min): Correct computation.
6971 (format_integer): Use long long as the argument for the ll length
6973 (format_floating): Use target_int_max().
6974 (get_string_length): Same.
6975 (format_string): Avoid setting the bounded flag for strings
6977 (try_substitute_return_value): Avoid setting range info when
6978 the result isn't bounded.
6979 * varasm.c (assemble_name): Increase buffer size.
6981 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
6982 Terry Guo <terry.guo@arm.com>
6984 * target.def (elf_flags_numeric): New target hook.
6985 * targhooks.h (default_asm_elf_flags_numeric): New.
6986 * varasm.c (default_asm_elf_flags_numeric): New.
6987 (default_elf_asm_named_section): Use new target hook.
6988 * config/arm/arm.opt (mpure-code): New.
6989 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
6990 * config/arm/arm.c (arm_asm_init_sections): Add section
6991 attribute to default text section if -mpure-code.
6992 (arm_option_check_internal): Diagnose use of option with
6993 non supported targets and/or options.
6994 (arm_asm_elf_flags_numeric): New.
6995 (arm_function_section): New.
6996 (arm_elf_section_type_flags): New.
6997 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
6999 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
7000 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
7002 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
7004 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
7006 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7008 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
7009 * rtl.h: Adjust prototype.
7011 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7013 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
7014 (prev_active_insn): Likewise.
7015 (active_insn_p): Likewise.
7016 * rtl.h: Adjust prototypes.
7017 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7018 * config/arc/arc.md: Likewise.
7019 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
7020 (branch_needs_nop_p): Likewise.
7021 (use_skip_p): Likewise.
7022 * config/sh/sh.c (gen_block_redirect): Likewise.
7023 (split_branches): Likewise.
7024 * reorg.c (optimize_skip): Likewise.
7025 (fill_simple_delay_slots): Likewise.
7026 (fill_slots_from_thread): Likewise.
7027 (relax_delay_slots): Likewise.
7028 * resource.c (mark_target_live_regs): Likewise.
7030 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7032 * config/cris/cris.c (cris_asm_output_case_end): Change argument
7034 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
7035 (prev_nonnote_nondebug_insn): Likewise.
7036 * config/cris/cris-protos.h: Adjust prototype.
7038 * jump.c (rtx_renumbered_equal_p): Adjust.
7040 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7042 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
7043 * rtl.h: Adjust prototype.
7044 * config/sh/sh.md: Adjust.
7045 * dwarf2out.c (add_var_loc_to_decl): Likewise.
7047 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7049 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
7050 (prev_nondebug_insn): Likewise.
7051 * loop-doloop.c (doloop_condition_get): Likewise.
7052 * rtl.h: Adjust prototype.
7053 * cfgloop.h: Likewise.
7055 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7057 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
7058 (prev_nonnote_insn): Likewise.
7059 * jump.c (reversed_comparison_code_parts): Likewise.
7060 (reversed_comparison): Likewise.
7061 * rtl.h: Adjust prototypes.
7062 * config/arc/arc.md: Adjust.
7063 * cse.c (find_comparison_args): Likewise.
7064 * reorg.c (redundant_insn): Change return type to rtx_insn *.
7065 (fix_reg_dead_note): Change argument type to rtx_insn *.
7066 (delete_prior_computation): Likewise.
7067 (delete_computation): Likewise.
7068 (fill_slots_from_thread): Adjust.
7069 (relax_delay_slots): Likewise.
7070 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7071 (simplify_relational_operation_1): Likewise.
7072 (simplify_ternary_operation): Likewise.
7074 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7076 * config/arc/arc-protos.h (arc_label_align): Change type of
7077 variables from rtx to rtx_insn *.
7078 * config/arc/arc.c (arc_label_align): Likewise.
7079 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
7080 * config/bfin/bfin.c (workaround_speculation): Likewise.
7081 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
7082 (find_last_same_clock): Likewise.
7083 (reorg_split_calls): Likewise.
7084 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
7085 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
7086 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
7087 (same_cmp_following_p): Likewise.
7088 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
7089 (same_cmp_following_p): Likwise.
7090 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
7091 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
7092 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
7093 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
7094 (rl78_alloc_physical_registers_cmp): Likewise.
7095 (rl78_alloc_physical_registers_umul): Likewise.
7096 (rl78_calculate_death_notes): Likewise.
7097 * config/s390/s390-protos.h (s390_label_align): Likewise.
7098 * config/s390/s390.c (s390_label_align): Likewise.
7099 * config/sh/sh.c (barrier_align): Likewise.
7100 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
7101 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
7102 (emit_cbcond_nop): Likewise.
7104 2016-09-22 Martin Liska <mliska@suse.cz>
7107 * ipa-icf.c (sem_variable::merge): Yield merge operation if
7108 alias address matters, not necessarily address of original.
7110 2016-09-22 Richard Biener <rguenther@suse.de>
7113 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
7116 2016-09-22 Richard Biener <rguenther@suse.de>
7119 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
7120 from constant folding results.
7121 (gimple_resimplify2): Likewise.
7122 (gimple_resimplify3): Likewise.
7124 2016-09-22 Richard Biener <rguenther@suse.de>
7127 * expr.c (expand_expr_real_1): Guard array access against negative
7130 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7132 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
7134 (format_floating): Likewise.
7136 2016-09-22 Jakub Jelinek <jakub@redhat.com>
7139 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
7140 for all IFN_GOMP_SIMD_* internal fns, not just for
7141 IFN_GOMP_SIMD_ORDERED_*.
7143 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7146 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
7147 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
7148 instructions when you want to invert the test.
7149 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
7150 correct order for XXSEL.
7151 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
7152 for using XSCMP{EQ,GT,GE}DP.
7154 2016-09-21 David Malcolm <dmalcolm@redhat.com>
7156 * genconstants.c (main): Introduce noop_reader and convert call
7157 to read_md_files to a method call.
7158 * genenums.c (main): Likewise.
7159 * genmddeps.c (main): Likewise.
7160 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
7161 rtx_reader_ptr->get_top_level_filename ().
7162 (write_tm_preds_h): Likewise.
7163 (write_insn_preds_c): Likewise.
7164 * gensupport.c (class gen_reader): New subclass of rtx_reader.
7165 (rtx_handle_directive): Convert to...
7166 (gen_reader::handle_unknown_directive): ...this.
7167 (init_rtx_reader_args_cb): Convert return type from bool to
7168 rtx_reader *. Create a gen_reader instance, using it for the
7169 call to read_md_files. Return it if no errors occur.
7170 (init_rtx_reader_args): Convert return type from bool to
7172 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7173 (init_rtx_reader_args_cb): Likewise.
7174 * read-md.c (struct file_name_list): Move to class rtx_reader.
7175 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
7176 (read_md_filename): Delete in favor of
7177 rtx_reader::m_read_md_filename.
7178 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
7179 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
7180 (base_dir): Delete in favor of rtx_reader::m_base_dir.
7181 (first_dir_md_include): Delete in favor of
7182 rtx_reader::m_first_dir_md_include.
7183 (last_dir_md_include_ptr): Delete in favor of
7184 rtx_reader::m_last_dir_md_include_ptr.
7185 (max_include_len): Delete.
7186 (rtx_reader_ptr): New.
7187 (fatal_with_file_and_line): Use get_filename and get_lineno
7188 accessors of rtx_reader_ptr.
7189 (require_char_ws): Likewise.
7190 (rtx_reader::read_char): New method, based on ::read_char.
7191 (rtx_reader::unread_char): New method, based on ::unread_char.
7192 (read_escape): Use get_filename and get_lineno accessors of
7194 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
7195 (read_string): Use get_filename and get_lineno accessors of
7197 (rtx_reader::rtx_reader): New ctor.
7198 (rtx_reader::~rtx_reader): New dtor.
7199 (handle_include): Convert from a function to...
7200 (rtx_reader::handle_include): ...this method, converting
7201 handle_directive from a callback to a virtual function.
7202 (handle_file): Likewise, converting to...
7203 (rtx_reader::handle_file): ...this method.
7204 (handle_toplevel_file): Likewise, converting to...
7205 (rtx_reader::handle_toplevel_file): ...this method.
7206 (rtx_reader::get_current_location): New method.
7207 (parse_include): Convert from a function to...
7208 (rtx_reader::add_include_path): ...this method, dropping redundant
7209 update to unused max_include_len.
7210 (read_md_files): Convert from a function to...
7211 (rtx_reader::read_md_files): ...this method, converting
7212 handle_directive from a callback to a virtual function.
7213 (noop_reader::handle_unknown_directive): New method.
7214 * read-md.h (directive_handler_t): Delete this typedef.
7216 (read_md_file): Delete.
7217 (read_md_lineno): Delete.
7218 (read_md_filename): Delete.
7219 (class rtx_reader): New class.
7220 (rtx_reader_ptr): New decl.
7221 (class noop_reader): New subclass of rtx_reader.
7222 (read_char): Reimplement in terms of rtx_reader::read_char.
7223 (unread_char): Reimplement in terms of rtx_reader::unread_char.
7224 (read_md_files): Delete.
7225 * read-rtl.c (read_rtx_code): Update for deletion of globals
7226 read_md_filename and read_md_lineno.
7228 2016-09-21 Jason Merrill <jason@redhat.com>
7230 * input.h (from_macro_definition_at): New.
7232 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
7234 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
7236 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7238 PR tree-optimization/77550
7239 * tree-vect-stmts.c (create_array_ref): Change parameters.
7240 (get_group_alias_ptr_type): New function.
7241 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
7243 2016-09-21 Marek Polacek <polacek@redhat.com>
7245 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7246 Add falls through comment.
7248 2016-09-21 Richard Biener <rguenther@suse.de>
7250 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
7251 (replace_child): Likewise.
7252 (remove_child_TAG): Adjust.
7253 (move_marked_base_types): Likewise.
7254 (prune_unused_types_prune): Clear die_sib of removed children.
7256 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
7259 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
7260 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
7262 2016-09-21 Richard Biener <rguenther@suse.de>
7264 PR tree-optimization/77648
7265 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
7267 (make_transitive_closure_constraints): Adjust comment.
7268 (make_any_offset_constraints): New function.
7269 (handle_rhs_call): Make sure to first expand a pointer to all
7270 subfields before transitively closing it.
7271 (handle_const_call): Likewise. Properly expand returned
7273 (handle_pure_call): Likewise.
7275 2016-09-21 Richard Biener <rguenther@suse.de>
7276 Jakub Jelinek <jakub@redhat.com>
7278 PR tree-optimization/77621
7279 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
7280 group at non-vectorizable stmts.
7282 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7284 PR tree-optimization/72835
7285 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
7286 (make_new_ssa_for_all_defs): Likewise.
7287 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
7289 2016-09-20 Martin Sebor <msebor@redhat.com>
7292 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
7293 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
7294 * config/linux.c (gnu_libc_printf_pointer_format): New function.
7295 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
7296 * config/sol2.c (solaris_printf_pointer_format): New function.
7297 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
7299 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
7300 * doc/tm.texi: Regenerate.
7301 * gimple-fold.h (get_range_strlen): New function.
7302 (get_maxval_strlen): Declare existing function.
7303 * gimple-fold.c (get_range_strlen): Add arguments and compute both
7304 maximum and minimum.
7305 (get_range_strlen): Define overload.
7306 (get_maxval_strlen): Adjust.
7307 * gimple-ssa-sprintf.c: New file and pass.
7308 * passes.def (pass_sprintf_length): Add new pass.
7309 * targhooks.h (default_printf_pointer_format): Declare new function.
7310 (gnu_libc_printf_pointer_format): Same.
7311 (solaris_libc_printf_pointer_format): Same.
7312 * targhooks.c (default_printf_pointer_format): Define new function.
7313 * tree-pass.h (make_pass_sprintf_length): Declare new function.
7314 * print-tree.c: Increase buffer size.
7316 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7318 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
7320 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7322 * common.opt: New option -fipa-vrp.
7323 * ipa-cp.c (ipa_get_vr_lat): New.
7324 (ipcp_vr_lattice::print): Likewise.
7325 (print_all_lattices): Call ipcp_vr_lattice::print.
7326 (ipcp_vr_lattice::meet_with): New.
7327 (ipcp_vr_lattice::meet_with_1): Likewise.
7328 (ipcp_vr_lattice::top_p): Likewise.
7329 (ipcp_vr_lattice::bottom_p): Likewsie.
7330 (ipcp_vr_lattice::set_to_bottom): Likewise.
7331 (set_all_contains_variable): Call VR set_to_bottom.
7332 (initialize_node_lattices): Init VR lattices.
7333 (propagate_vr_accross_jump_function): New.
7334 (propagate_constants_accross_call): Call
7335 propagate_vr_accross_jump_function.
7336 (ipcp_store_vr_results): New.
7337 (ipcp_driver): Handle VR.
7338 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
7339 (ipa_set_jf_unknown): Likewise.
7340 (ipa_compute_jump_functions_for_edge): Likewise.
7341 (ipa_node_params_t::duplicate): Likewise.
7342 (ipa_write_jump_function): Likewise.
7343 (ipa_read_jump_function): Likewise.
7344 (write_ipcp_transformation_info): Likewise.
7345 (read_ipcp_transformation_info): Likewise.
7346 (ipcp_update_vr): New.
7347 (ipcp_transform_function): Handle VR.
7348 * ipa-prop.h (struct ipa_vr): New.
7349 * cgraph.c: Include tree-vrp.h.
7350 * cgraphunit.c: Likewise.
7351 * ipa-utils.c: Likewise.
7354 * toplev.c: Likewise.
7355 * ipa-devirt.c: Likewise.
7356 * ipa-inline-transform.c: Likewise.
7357 * ipa-inline.c: Likewise.
7358 * ipa-profile.c: Likewise.
7360 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7362 * doc/invoke.texi: Document -fdump-tree-evrp.
7363 * passes.def: Define new pass_early_vrp.
7364 * timevar.def: Define new TV_TREE_EARLY_VRP.
7365 * tree-pass.h (make_pass_early_vrp): New.
7366 * tree-ssa-propagate.c: Make replace_uses_in non static.
7367 * tree-ssa-propagate.h: Export replace_uses_in.
7368 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
7369 (extract_range_from_assert): Factor out
7370 extract_range_for_var_from_comparison_expr.
7371 (vrp_initialize_lattice): New.
7372 (vrp_initialize): Factor out vrp_initialize_lattice.
7373 (vrp_valueize): Fix it to reject complex value ranges.
7374 (vrp_free_lattice): New.
7375 (evrp_dom_walker::before_dom_children): Likewise.
7376 (evrp_dom_walker::after_dom_children): Likewise.
7377 (evrp_dom_walker::push_value_range): Likewise.
7378 (evrp_dom_walker::pop_value_range): Likewise.
7379 (execute_early_vrp): Likewise.
7380 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
7381 (make_pass_early_vrp): New.
7383 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7385 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
7386 instead of exact_log2.
7388 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7391 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
7392 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
7393 (ix86_add_stmt_cost): Penalize DFmode vector operations
7394 for !TARGET_VECTORIZE_DOUBLE.
7396 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
7398 * doc/invoke.texi (Warning Options): Simplify language.
7399 (Optimize Options): Complete sentence.
7401 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
7403 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
7406 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
7409 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
7410 inits on power8 and above, use the VMRGEW instruction instead of a
7413 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
7414 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
7417 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7419 * config/aarch64/arm_neon.h
7420 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
7421 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
7422 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
7424 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7426 * config/var/vax.h (ELIMINABLE_REGS): Define.
7427 (INITIAL_ELIMINATION_OFFSET): Define.
7429 2016-09-20 Jakub Jelinek <jakub@redhat.com>
7432 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
7433 cast to void * if the cast is from some other pointer type.
7435 2016-09-20 Richard Biener <rguenther@suse.de>
7437 PR tree-optimization/77646
7438 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
7441 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7443 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
7444 attributes to all inlined functions and make them extern.
7446 2016-09-20 Richard Biener <rguenther@suse.de>
7448 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
7450 * debug.c (do_nothing_debug_hooks): Adjust.
7451 * dbxout.c (dbx_debug_hooks): Likewise.
7452 * sdbout.c (sdb_debug_hooks): Likewise.
7453 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
7454 (dwarf2out_finish): Move producer, filename and
7456 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
7457 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
7459 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7462 * doc/invoke.texi: Document -Wint-in-bool-context.
7465 * dwarf2out.c (output_loc_operands): Fix an assertion.
7467 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7469 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
7470 (CR_DECIMAL_DIG): New macro.
7472 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7474 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
7477 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
7479 PR rtl-optimization/77416
7480 * lra-remat.c (operand_to_remat): Process hard coded insn
7483 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7485 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
7486 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
7488 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
7490 * target.def (lra_p): Wordsmithing.
7491 * doc/tm.texi: Regenerate.
7493 2016-09-19 Jakub Jelinek <jakub@redhat.com>
7494 Jan Hubicka <jh@suse.cz>
7497 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
7498 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
7499 Call ultimate_alias_target just once, not up to 4 times.
7501 2016-09-19 Richard Biener <rguenther@suse.de>
7503 * dwarf2out.c (early_dwarf_finished): New global.
7504 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
7506 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
7507 if called from LTO exit early.
7508 (dwarf2out_late_global_decl): When being during the early
7509 debug phase do not add locations but only const value attributes.
7510 Adjust the way we generate early DIEs for LTO.
7512 2016-09-19 Richard Biener <rguenther@suse.de>
7515 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
7516 proper niter to bound the loops.
7518 2016-09-19 Richard Biener <rguenther@suse.de>
7520 PR tree-optimization/77514
7521 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
7522 search for folded stmt.
7524 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
7526 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
7527 * tree-pass.h (make_pass_early_thread_jumps): Declare.
7528 * tree-ssa-threadbackward.c (fsm_find_thread_path,
7529 fsm_find_thread_path, profitable_jump_thread_path,
7530 fsm_find_control_statement_thread_paths,
7531 find_jump_threads_backwards): Add speed_p parameter.
7532 (pass_data_early_thread_jumps): New pass.
7533 (make_pass_early_thread_jumps): New function.
7535 2016-09-17 Andreas Schwab <schwab@suse.de>
7537 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
7538 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7540 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
7542 * recog.c (rest_of_handle_split_after_reload): Delete.
7543 (pass_split_after_reload::gate): New method.
7544 (pass_split_after_reload::execute): Call split_all_insns directly.
7546 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
7548 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
7549 parameters for functions taking long long arguments.
7551 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7554 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
7555 splat with truncate.
7557 2016-09-16 Jason Merrill <jason@redhat.com>
7559 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
7561 * hwint.c (exact_log2): Use pow2p_hwi.
7562 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
7563 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
7564 * builtins.c (get_object_alignment_2, get_object_alignment)
7565 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
7567 * calls.c (compute_argument_addresses, store_one_arg): Use
7569 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
7570 * combine.c (force_to_mode): Use least_bit_hwi.
7571 (contains_muldiv, find_split_point, combine_simplify_rtx)
7572 (simplify_if_then_else, simplify_set, force_to_mode)
7573 (if_then_else_cond, simplify_and_const_int_1)
7574 (simplify_compare_const): Use pow2p_hwi.
7575 * cse.c (fold_rtx): Use pow2p_hwi.
7576 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
7578 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
7579 (init_expmed_one_conv): Use pow2p_hwi.
7580 * expr.c (is_aligning_offset): Use pow2p_hwi.
7581 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
7582 (fold_binary_loc): Use pow2p_hwi.
7583 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
7584 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
7585 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
7586 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
7588 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
7589 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
7590 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
7591 * omp-low.c (oacc_loop_fixed_partitions)
7592 (oacc_loop_auto_partitions): Use least_bit_hwi.
7593 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
7594 * stor-layout.c (place_field): Use least_bit_hwi.
7595 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
7596 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
7597 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
7598 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
7599 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
7600 * tree-vect-data-refs.c (vect_analyze_group_access_1)
7601 (vect_grouped_store_supported, vect_grouped_load_supported)
7602 (vect_permute_load_chain, vect_shift_permute_load_chain)
7603 (vect_transform_grouped_load): Use pow2p_hwi.
7604 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
7605 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
7606 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
7608 * tsan.c (instrument_expr): Use least_bit_hwi.
7609 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
7611 2016-09-16 Andreas Schwab <schwab@suse.de>
7613 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
7615 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7617 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7620 * combine.c (rest_of_handle_combine): If any edges have been purged,
7621 free dominators if available.
7623 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7624 Eric Botcazou <ebotcazou@adacore.com>
7627 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
7628 through into expand_addsub_overflow after expand_neg_overflow.
7630 2016-09-15 David Malcolm <dmalcolm@redhat.com>
7632 * diagnostic-show-locus.c
7633 (selftest::test_fixit_insert_containing_newline): New function.
7634 (selftest::test_fixit_replace_containing_newline): New function.
7635 (selftest::diagnostic_show_locus_c_tests): Call the above.
7637 2016-09-15 Bin Cheng <bin.cheng@arm.com>
7639 PR tree-optimization/77503
7640 * tree-vect-loop.c (vectorizable_reduction): Record reduction
7641 code for CONST_COND_REDUCTION at analysis stage and use it at
7643 * tree-vectorizer.h (struct _stmt_vec_info): New field.
7644 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
7645 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
7648 2016-09-15 Richard Biener <rguenther@suse.de>
7651 * fold-const.c (split_tree): Do not split constant ~X.
7653 2016-09-15 Jakub Jelinek <jakub@redhat.com>
7655 PR rtl-optimization/77425
7656 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
7660 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
7661 use %qs instead of %s where desirable, use argument instead of arg in
7662 the diagnostic wording, add list of supported strategies and
7664 (ix86_option_override_internal): Emit target("m...") instead of
7665 option("m...") in the diagnostic. Use %qs instead of %s in invalid
7666 -march/-mtune option diagnostic. Add list of supported arches/tunings
7667 and spellcheck hint. Remove prefix, suffix and sw variables, use
7668 main_args_p ? "..." : "..." in diagnostics to make translation
7671 2016-09-15 Richard Biener <rguenther@suse.de>
7673 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
7674 extra offset argument.
7675 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
7676 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
7677 to reflect new offset parameter.
7678 * doc/tm.texi: Regenerate.
7679 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7680 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
7682 (darwin_asm_output_dwarf_offset): Likewise.
7683 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
7685 (darwin_asm_output_dwarf_offset): Pass offset argument through.
7686 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7687 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7689 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
7692 * ipa-icf.c (set_alias_uids): New function.
7693 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
7694 all the merged variable's referring aliases.
7696 2016-09-15 Richard Biener <rguenther@suse.de>
7698 PR tree-optimization/77514
7699 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
7700 only forced_stmts sequence.
7702 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
7704 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
7705 * cfgexpand.c (update_alias_info_with_stack_vars): Use
7706 FOR_EACH_SSA_NAME to iterate over SSA variables.
7707 (pass_expand::execute): Likewise.
7708 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
7709 * tree-cfg.c (dump_function_to_file): Likewise.
7710 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
7711 (update_ssa): Likewise.
7712 * tree-ssa-alias.c (dump_alias_info): Likewise.
7713 * tree-ssa-ccp.c (ccp_finalize): Likewise.
7714 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
7715 (create_outofssa_var_map): Likewise.
7716 (coalesce_ssa_name): Likewise.
7717 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
7718 * tree-ssa-pre.c (compute_avail): Likewise.
7719 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
7720 (scc_vn_restore_ssa_info): Likewise.
7721 (free_scc_vn): Likwise.
7722 (run_scc_vn): Likewise.
7723 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
7724 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
7725 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7726 * tree-ssa.c (verify_ssa): Likewise.
7728 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
7730 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
7731 and mips64r2 as default 32-bit and 64-bit architectures.
7732 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
7733 as default 32-bit and 64-bit architectures.
7735 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
7737 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
7740 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7742 * target.def (lra_p): Change commentary (for the manual) for the
7744 * doc/tm.texi: Regenerate.
7746 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7748 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
7749 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
7750 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
7751 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
7753 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7755 * targhooks.c (default_lra_p): Return true instead of false.
7757 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7759 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
7760 hook_bool_void_false.
7761 * config/avr/avr.c: Ditto.
7762 * config/bfin/bfin.c: Ditto.
7763 * config/c6x/c6x.c: Ditto.
7764 * config/cr16/cr16.c: Ditto.
7765 * config/cris/cris.c: Ditto.
7766 * config/epiphany/epiphany.c: Ditto.
7767 * config/fr30/fr30.c: Ditto.
7768 * config/frv/frv.c: Ditto.
7769 * config/h8300/h8300.c: Ditto.
7770 * config/ia64/ia64.c: Ditto.
7771 * config/iq2000/iq2000.c: Ditto.
7772 * config/lm32/lm32.c: Ditto.
7773 * config/m32c/m32c.c: Ditto.
7774 * config/m32r/m32r.c: Ditto.
7775 * config/m68k/m68k.c: Ditto.
7776 * config/mcore/mcore.c: Ditto.
7777 * config/microblaze/microblaze.c: Ditto.
7778 * config/mmix/mmix.c: Ditto.
7779 * config/mn10300/mn10300.c: Ditto.
7780 * config/moxie/moxie.c: Ditto.
7781 * config/msp430/msp430.c: Ditto.
7782 * config/nios2/nios2.c: Ditto.
7783 * config/nvptx/nvptx.c: Ditto.
7784 * config/pa/pa.c: Ditto.
7785 * config/pdp11/pdp11.c: Ditto.
7786 * config/rl78/rl78.c: Ditto.
7787 * config/sparc/sparc.c: Ditto.
7788 * config/spu/spu.c: Ditto.
7789 * config/stormy16/stormy16.c: Ditto.
7790 * config/tilegx/tilegx.c: Ditto.
7791 * config/tilepro/tilepro.c: Ditto.
7792 * config/v850/v850.c: Ditto.
7793 * config/vax/vax.c: Ditto.
7794 * config/visium/visium.c: Ditto.
7795 * config/xtensa/xtensa.c: Ditto.
7797 2016-09-14 Jakub Jelinek <jakub@redhat.com>
7800 * tsan.c: Include target.h.
7801 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
7802 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
7803 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
7804 BUILT_IN_ATOMIC_TEST_AND_SET entries.
7805 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
7807 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
7808 Martin Liska <mliska@suse.cz>
7811 * predict.c (force_edge_cold): Add braces to a condition.
7813 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
7815 PR rtl-optimization/77289
7816 * lra-constraints.c (get_final_hard_regno): Removed.
7817 (get_hard_regno): Add new parameter final_p.
7818 (get_reg_class): Directly call lra_get_elimination_hard_regno.
7819 (operands_match_p): Adjust call to get_hard_regno.
7820 (uses_hard_regs_p): Likewise.
7821 (process_alt_operands): Likewise.
7823 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
7826 * config/msp430/msp430.c (msp430_start_function): Emit an error
7827 if a function is both weak and specifies an interrupt number.
7829 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7831 PR tree-optimization/77454
7832 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
7833 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
7836 2016-09-13 Tamar Christina <tamar.christina@arm.com>
7838 * config/aarch64/aarch64-builtins.c
7839 (aarch64_init_simd_builtins): Fix builtin type signature printing.
7841 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
7843 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
7844 SFmode and SCmode arguments by reference.
7846 2016-09-13 David Malcolm <dmalcolm@redhat.com>
7848 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
7850 (selftest::test_one_liner_fixit_insert_before): ...this, and update
7851 for renaming of add_fixit_insert to add_fixit_insert_before.
7852 (selftest::test_one_liner_fixit_insert_after): New function.
7853 (selftest::test_one_liner_fixit_validation_adhoc_locations):
7854 Update for renaming of add_fixit_insert to add_fixit_insert_before.
7855 (selftest::test_one_liner_many_fixits): Likewise.
7856 (selftest::test_diagnostic_show_locus_one_liner): Update for
7857 renaming, call new test function.
7858 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
7859 renaming of add_fixit_insert to add_fixit_insert_before.
7860 (selftest::test_fixit_consolidation): Likewise.
7861 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
7863 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
7864 (selftest::test_applying_fixits_insert_before): ...this.
7865 (selftest::test_applying_fixits_insert): Update for renaming of
7866 add_fixit_insert to add_fixit_insert_before.
7867 (selftest::test_applying_fixits_insert_after): New function.
7868 (selftest::test_applying_fixits_insert_after_at_line_end): New
7870 (selftest::test_applying_fixits_insert_after_failure): New function.
7871 (selftest::test_applying_fixits_multiple): Update for renaming of
7872 add_fixit_insert to add_fixit_insert_before.
7873 (selftest::change_line): Likewise.
7874 (selftest::test_applying_fixits_unreadable_file): Likewise.
7875 (selftest::test_applying_fixits_line_out_of_range): Likewise.
7876 (selftest::test_applying_fixits_column_validation): Likewise.
7877 (selftest::test_applying_fixits_column_validation): Likewise.
7878 (selftest::edit_context_c_tests): Update for renamed test function;
7879 call new test functions.
7881 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
7883 PR tree-optimization/77536
7884 PR rtl-optimization/68212
7885 * config/rs6000/rs6000.md (div->recip splitter): Remove
7886 optimize_insn_for_speed_p condition.
7888 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
7890 * optabs.c (prepare_cmp_insn): Update documentation comment.
7892 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7893 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7896 * opts.h (candidates_list_and_hint): Declare.
7897 * opts-common.c (candidates_list_and_hint): New function.
7898 (cmdline_handle_error): Use it.
7900 2016-09-12 David Malcolm <dmalcolm@redhat.com>
7902 * edit-context.c (edited_line::get_len): New accessor.
7903 (edited_file::print_diff): Split out hunk-printing into...
7904 (edited_file::print_diff_hunk): New method.
7905 (edited_file::print_diff_line): New method.
7907 2016-09-12 Andrew Pinski <apinski@cavium.com>
7909 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
7911 * config/aarch64/aarch64.c (thunderx_tunings): Enable
7912 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
7913 (aarch64_operands_ok_for_ldpstp): Return false if
7914 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
7915 was SImode and the alignment is less than 8 byte.
7916 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
7918 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
7921 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
7923 2016-09-12 Marek Polacek <polacek@redhat.com>
7925 * doc/extend.texi: Use lowercase "boolean".
7926 * doc/invoke.texi: Likewise.
7927 * doc/md.texi: Likewise.
7928 * target.def: Likewise.
7929 * doc/tm.texi: Regenerated.
7931 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7934 * expmed.c (synth_mult): Delete duplicate mode check.
7936 2016-09-10 Tom de Vries <tom@codesourcery.com>
7939 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
7941 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
7942 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
7944 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
7946 PR rtl-optimization/77289
7947 * lra-constraints.c (get_final_hard_regno): Add support for non hard
7948 register numbers. Remove support for subregs.
7949 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
7950 (get_reg_class): Delete removed get_final_hard_regno() argument.
7951 (uses_hard_regs_p): Call get_final_hard_regno().
7953 2016-09-09 Martin Sebor <msebor@redhat.com>
7957 * pretty-print.c (pp_quoted_string): New function.
7958 (pp_format): Call it for %c and %s directives.
7960 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
7962 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
7963 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
7964 INITIAL_ELIMINATION_OFFSET) : Update documentation.
7965 * target.def (frame_pointer_required, can_eliminate): Likewise.
7966 * doc/tm.texi: Regenerated.
7967 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
7969 * df-scan.c (df_hard_reg_init): Likewise.
7970 * ira.c (ira_setup_eliminable_regset): Likewise.
7971 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
7972 init_elim_table): Likewise.
7973 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
7974 set_initial_elim_offsets, update_eliminables,
7975 init_elim_table): Likewise.
7976 * rtlanal.c (get_initial_register_offset): Likewise.
7977 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
7978 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
7979 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
7980 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
7981 * config/fr30/fr30.h: Fix comment.
7982 * config/frv/frv.c: Likewise.
7983 * config/frv/frv.h: Likewise.
7984 * config/ft32/ft32.h: Likewise.
7985 * config/visium/visium.h: Likewise.
7986 * config/pa/pa64-linux.h: Likewise.
7987 * config/v850/v850.h: Likewise.
7988 * config/cris/cris.c: Likewise.
7989 * config/ia64/ia64.h: Likewise.
7990 * config/moxie/moxie.h: Likewise.
7991 * config/m32r/m32r.h: Likewise.
7993 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
7996 * config.in: Regenerate.
7997 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
7999 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
8000 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
8001 static-libmpxwrappers case.
8002 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
8003 MPX_LD_AS_NEEDED_GUARD_POP.
8004 * configure: Regenerate.
8005 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
8006 defined if linker support "--push-state"/"--pop-state".
8008 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
8010 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
8012 2016-09-09 Joseph Myers <joseph@codesourcery.com>
8014 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
8015 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
8016 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
8017 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
8018 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
8019 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
8020 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
8022 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
8023 width macros from TS 18661-1.
8024 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
8026 2016-09-08 Jakub Jelinek <jakub@redhat.com>
8029 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
8030 OMP_CLAUSE_SAFELEN_EXPR.
8032 2016-09-07 David Malcolm <dmalcolm@redhat.com>
8034 * Makefile.in (OBJS): Add substring-locations.o.
8035 * langhooks-def.h (class substring_loc): New forward decl.
8036 (lhd_get_substring_location): New decl.
8037 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
8038 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
8039 * langhooks.c (lhd_get_substring_location): New function.
8040 * langhooks.h (class substring_loc): New forward decl.
8041 (struct lang_hooks): Add field get_substring_location.
8042 * substring-locations.c: New file, taking definition of
8043 format_warning_va and format_warning_at_substring from
8044 c-family/c-format.c, making them non-static.
8045 * substring-locations.h (class substring_loc): Move class here
8046 from c-family/c-common.h. Add and rewrite comments.
8047 (format_warning_va): New decl.
8048 (format_warning_at_substring): New decl.
8049 (get_source_location_for_substring): Add comment.
8051 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
8053 * config/i386/i386.c: Add 'U' suffix to processor feature bits
8054 to avoid -Wnarrowing warning.
8055 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
8056 * opts.c: Likewise for SANITIZER_OPT bitmasks.
8058 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
8060 * config/aarch64/aarch64.c (aarch64_legitimize_address):
8061 Avoid use of base_offset if offset already in range.
8063 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
8065 * config/sh/sh-protos.h (struct sh_atomic_model,
8066 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8067 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8068 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
8069 * config/sh/sh.h (struct sh_atomic_model,
8070 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8071 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8072 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
8073 Guard with __cplusplus.
8075 2016-09-06 Jakub Jelinek <jakub@redhat.com>
8078 * config/i386/i386.c (ix86_expand_builtin): For builtin with
8079 unsupported or unknown ISA, use expand_call.
8081 2016-09-06 Martin Liska <mliska@suse.cz>
8083 PR gcov-profile/77378
8084 PR gcov-profile/77466
8085 * tree-profile.c (tree_profiling): Detect whether target can use
8086 -fprofile-update=atomic.
8088 2016-09-06 Richard Biener <rguenther@suse.de>
8090 PR tree-optimization/77479
8091 * tree-vrp.c (update_value_range): Extend overflow handling to
8094 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8097 * config/i386/i386.md (isa): Add x64_avx512bw.
8098 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
8099 (kmov_isa): New mode attr.
8100 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
8101 (*zero_extend<mode>si2): Likewise.
8102 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
8104 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
8106 * doc/invoke.texi (SPU Options): nops -> NOPs.
8107 (x86 Options): Ditto.
8109 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8112 * toplev.c (process_options): Temporarily set input_location
8113 to UNKNOWN_LOCATION around targetm.target_option.override () call.
8115 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
8117 PR rtl-optimization/77452
8118 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
8119 inner-mode reference to a CONST_VECTOR constant in the constant pool.
8121 2016-09-05 Marek Polacek <polacek@redhat.com>
8124 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
8126 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8129 * gensupport.c (alter_output_for_subst_insn): Remove redundant
8130 *insn_out == '*' test. Don't copy unnecessary to yet another
8131 memory buffer, and don't leak it.
8133 PR rtl-optimization/77425
8134 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
8136 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
8138 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
8140 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8142 * common.opt (fdiagnostics-generate-patch): New option.
8143 * diagnostic.c: Include "edit-context.h".
8144 (diagnostic_initialize): Initialize context->edit_context_ptr.
8145 (diagnostic_finish): Delete context->edit_context_ptr.
8146 (diagnostic_report_diagnostic): Add fix-it hints from the
8147 diagnostic to context->edit_context_ptr, if any.
8148 * diagnostic.h (class edit_context): Add forward decl.
8149 (struct diagnostic_context): Add field "edit_context_ptr".
8150 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8151 -fdiagnostics-generate-patch.
8152 (-fdiagnostics-generate-patch): New item.
8153 * toplev.c: Include "edit-context.h".
8154 (process_options): Set global_dc->edit_context_ptr to a new
8155 edit_context if the options need one.
8156 (toplev::main): Handle -fdiagnostics-generate-patch by using
8157 global_dc->edit_context_ptr.
8159 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8162 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
8163 map and firstprivate clauses on target construct for _Atomic
8165 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
8166 on target construct for _Atomic qualified decls.
8167 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
8169 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
8170 _Atomic qualified arguments not mentioned in uniform clause.
8172 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8174 * Makefile.in (OBJS-libcommon): Add edit-context.o.
8175 * diagnostic-color.c (color_dict): Add "diff-filename",
8176 "diff-hunk", "diff-delete", and "diff-insert".
8177 (parse_gcc_colors): Update default value of GCC_COLORS in comment
8178 to reflect above changes.
8179 * doc/invoke.texi (-fdiagnostics-color): Update description of
8180 default GCC_COLORS, and of the supported capabilities.
8181 * edit-context.c: New file.
8182 * edit-context.h: New file.
8183 * input.c (struct fcache): Add field "missing_trailing_newline".
8184 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
8186 (add_file_to_cache_tab): Likewise.
8187 (fcache::fcache): Likewise.
8188 (get_next_line): Update c->missing_trailing_newline.
8189 (location_missing_trailing_newline): New function.
8190 * input.h (location_missing_trailing_newline): New decl.
8191 * selftest-run-tests.c (selftest::run_tests): Call
8192 edit_context_c_tests.
8193 * selftest.h (edit_context_c_tests): New decl.
8195 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8196 Richard Biener <rguenth@suse.de>
8198 PR tree-optimization/77444
8199 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
8200 as steptype, remove redundant initialization.
8202 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8205 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
8206 (sanopt_optimize_walker): Optimize away
8207 __asan_before_dynamic_init (...) followed by
8208 __asan_after_dynamic_init () without intervening memory loads/stores.
8209 * ipa-pure-const.c (special_builtin_state): Handle
8210 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
8211 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
8213 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8215 * cfg.c (free_original_copy_tables): Replace second assignment of
8216 bb_copy = NULL by bb_original = NULL.
8218 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8221 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
8222 assignment added in r216794.
8224 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8226 * Makefile.in (OBJS): Add typed-splay-tree.o.
8227 * selftest-run-tests.c (selftest::run_tests): Call
8228 typed_splay_tree_c_tests.
8229 * selftest.h (typed_splay_tree_c_tests): New decl.
8230 * typed-splay-tree.c: New file.
8231 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
8232 (typed_splay_tree::max): New method.
8233 (typed_splay_tree::min): New method.
8234 (typed_splay_tree::foreach): New method.
8235 (typed_splay_tree::closure): New struct.
8236 (typed_splay_tree::inner_foreach_fn): New function.
8238 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8240 * ipa-cp.c (ipcp_store_bits_results): Change option name from
8241 -fipa-cp-bit to -fipa-bit-cp.
8243 2016-09-01 Martin Sebor <msebor@redhat.com>
8245 PR tree-optimization/71831
8246 * tree-object-size.h: Return bool instead of the size and add
8247 argument for the size.
8248 * tree-object-size.c (compute_object_offset): Update signature.
8249 (addr_object_size): Same.
8250 (compute_builtin_object_size): Return bool instead of the size
8251 and add argument for the size. Handle POINTER_PLUS_EXPR when
8252 optimization is disabled.
8253 (expr_object_size): Adjust.
8254 (plus_stmt_object_size): Adjust.
8255 (pass_object_sizes::execute): Adjust.
8256 * builtins.c (fold_builtin_object_size): Adjust.
8257 * doc/extend.texi (Object Size Checking): Update.
8258 * ubsan.c (instrument_object_size): Adjust.
8260 2016-09-01 Martin Sebor <msebor@redhat.com>
8262 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
8263 it fits the output of the formatted function regardless of its
8265 * genmodes.c (parser::parse_expr): Same.
8266 * gimplify.c (gimplify_asm_expr): Same.
8267 * passes.c (pass_manager::register_one_dump_file): Same.
8268 * print-tree.c (print_node): Same.
8270 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8272 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
8274 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8276 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
8278 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8280 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
8281 * config/rs6000/vector.md: Ditto.
8282 * config/rs6000/vsx.md: Ditto.
8284 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8286 * ipa-inline-analysis.c (param_change_prob): Get to the base object
8289 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8291 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
8292 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
8293 *return_and_restore_gpregs_<mode>_r11,
8294 *return_and_restore_gpregs_<mode>_r12,
8295 *return_and_restore_gpregs_<mode>_r1,
8296 *return_and_restore_fpregs_<mode>_r11,
8297 *return_and_restore_fpregs_<mode>_r12,
8298 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
8299 directly instead of via the "l" constraint. Renumber operands.
8302 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8304 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
8305 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
8306 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
8307 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
8308 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
8309 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
8310 *call_value_nonlocal_darwin64, reload_macho_picbase,
8311 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
8312 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
8313 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
8314 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
8315 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
8316 *save_fpregs_<mode>_r1): Ditto.
8317 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
8318 *return_and_restore_gpregs_spe): Ditto.
8320 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8322 * config/rs6000/rs6000.md
8323 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
8324 the use of the link register.
8325 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
8327 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8328 Michael Meissner <meissner@linux.vnet.ibm.com>
8331 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
8332 reg+reg addressing for TImode.
8333 (rs6000_legitimate_address_p): Only allow register indirect
8334 addressing for TImode, even without TARGET_QUAD_MEMORY.
8336 2016-09-01 Richard Biener <rguenther@suse.de>
8339 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
8340 check whether the result fits the desired result type.
8342 2016-09-01 Nathan Sidwell <nathan@acm.org>
8344 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
8346 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
8348 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
8350 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
8352 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8354 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
8355 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
8356 for comparisons of integer ZERO_EXTEND against zero.
8358 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8360 * config/i386/i386.c (ix86_option_override_internal): Also disable the
8361 STV pass if -mstackrealign is enabled.
8363 2016-08-31 Ilya Verbin <iverbin@gmail.com>
8365 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
8368 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8370 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
8371 (layout_range::intersects_line_p): New method.
8372 (test_range_contains_point_for_single_point): Rename to...
8373 (test_layout_range_for_single_point): ...this, and add testing
8374 for layout_range::intersects_line_p.
8375 (test_range_contains_point_for_single_line): Rename to...
8376 (test_layout_range_for_single_line): ...this, and add testing
8377 for layout_range::intersects_line_p.
8378 (test_range_contains_point_for_multiple_lines): Rename to...
8379 (test_layout_range_for_multiple_lines): ...this, and add testing
8380 for layout_range::intersects_line_p.
8381 (layout::layout): Populate m_fixit_hints.
8382 (layout::get_expanded_location): Handle the case of a line-span
8384 (layout::validate_fixit_hint_p): New method.
8385 (get_line_span_for_fixit_hint): New function.
8386 (layout::calculate_line_spans): Add spans for fixit-hints.
8387 (layout::should_print_annotation_line_p): New method.
8388 (layout::print_any_fixits): Drop param "richloc", instead using
8389 validated fixits in m_fixit_hints. Add "const" to hint pointers.
8390 (diagnostic_show_locus): Avoid printing blank annotation lines.
8391 (selftest::test_diagnostic_context::test_diagnostic_context):
8392 Initialize show_column and start_span.
8393 (selftest::test_diagnostic_context::start_span_cb): New static
8395 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
8396 (selftest::diagnostic_show_locus_c_tests): Update for function
8397 renamings. Call test_diagnostic_show_locus_fixit_lines.
8399 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8401 PR tree-optimization/73714
8402 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
8404 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8406 * selftest.c: Move "namespace selftest {" to top of file,
8407 removing explicit "selftest::" qualifiers throughout.
8409 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8411 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
8413 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
8414 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
8415 Replace builtin with vector extension.
8416 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
8418 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
8419 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
8420 Replace builtin with vector extension.
8421 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
8422 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
8423 Replace builtin with vector extension.
8424 * config/i386/xmmintrin.h (__m128_u): New type.
8425 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
8426 (_mm_load_ps, _mm_store_ps): Simplify.
8428 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
8430 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
8432 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8434 * diagnostic-show-locus.c (colorizer::begin_state): Support more
8435 than 3 ranges per diagnostic by alternating between color 1 and
8437 (layout::layout): Replace use of rich_location::MAX_RANGES
8438 with richloc->get_num_locations ().
8439 (layout::calculate_line_spans): Replace use of
8440 rich_location::MAX_RANGES with m_layout_ranges.length ().
8441 (layout::print_annotation_line): Handle arbitrary numbers of
8442 ranges in caret-printing by defaulting to '^'.
8443 (selftest::test_one_liner_many_fixits): New function.
8444 (test_diagnostic_show_locus_one_liner): Call it.
8445 * diagnostic.c (diagnostic_initialize): Update for renaming
8446 of rich_location::MAX_RANGES to
8447 rich_location::STATICALLY_ALLOCATED_RANGES.
8448 * diagnostic.h (struct diagnostic_context): Likewise.
8450 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8452 * selftest.c (selftest::named_temp_file::named_temp_file): New
8454 (selftest::temp_source_file::~temp_source_file): Move to...
8455 (selftest::named_temp_file::~named_temp_file): ...here.
8456 (selftest::test_named_temp_file): New function.
8457 (selftest::selftest_c_tests): Call test_named_temp_file.
8458 * selftest.h (class named_temp_file): New class.
8459 (class temp_source_file): Convert to a subclass of named_temp_file.
8461 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
8463 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
8464 USEs of LR_REGNO in returns and sibcalls.
8465 (rs6000_output_mi_thunk): Similar.
8466 (rs6000_sibcall_aix): Similar.
8467 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
8468 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
8469 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
8470 Remove the USE of LR_REGNO from the patterns as well. Delete an
8472 (return_internal_<mode>): Delete.
8474 2016-08-30 Tamar Christina <tamar.christina@arm.com>
8476 * config/aarch64/aarch64-simd.md
8477 (aarch64_ld2<mode>_dreg_le): New.
8478 (aarch64_ld2<mode>_dreg_be): New.
8479 (aarch64_ld2<mode>_dreg): Removed.
8480 (aarch64_ld3<mode>_dreg_le): New.
8481 (aarch64_ld3<mode>_dreg_be): New.
8482 (aarch64_ld3<mode>_dreg): Removed.
8483 (aarch64_ld4<mode>_dreg_le): New.
8484 (aarch64_ld4<mode>_dreg_be): New.
8485 (aarch64_ld4<mode>_dreg): Removed.
8486 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
8488 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8490 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
8491 redundant location param.
8492 (test_one_liner_fixit_remove): Likewise.
8493 (test_one_liner_fixit_replace): Likewise.
8494 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
8495 * gcc-rich-location.c
8496 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
8497 get_range_from_loc. Drop overload taking a const char *.
8498 * gcc-rich-location.h
8499 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
8502 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8504 * config/linux.c (linux_libc_has_function): Return true on musl.
8506 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8508 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
8510 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
8512 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
8513 used for abnormal egdes.
8515 2016-08-30 Jakub Jelinek <jakub@redhat.com>
8517 PR tree-optimization/72866
8518 * tree-vect-patterns.c (search_type_for_mask): Turn into
8519 a small wrapper, move all code to ...
8520 (search_type_for_mask_1): ... this new function. Add caching
8521 and adjust recursive calls.
8524 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
8525 instead of lookup_type_die (type_main_variant (type)) even for array
8529 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
8530 constant pool reference return x instead of c.
8532 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
8534 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
8537 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8540 (selftest::test_make_location_nonpure_range_endpoints): Fix
8543 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8545 * diagnostic-show-locus.c
8546 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
8548 (selftest::test_diagnostic_show_locus_one_liner): Call it.
8549 * input.c (get_pure_location): Move to libcpp/line-map.c.
8550 * input.h (get_pure_location): Convert decl to an inline function
8551 calling implementation in libcpp.
8553 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
8556 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
8557 template for intel asm dialect.
8558 (vec_set_hi_<mode><mask_name>): Ditto.
8560 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8562 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
8563 (selftest::fail_formatted): Likewise.
8565 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8567 * input.c (make_location): Call get_start and get_finish
8568 on the endpoints to avoid storing packed ranges or ad-hoc
8570 (selftest::test_make_location_nonpure_range_endpoints): New function.
8571 (selftest::input_c_tests): Call it.
8572 * input.h (get_start): New inline function.
8574 2016-08-29 Tom de Vries <tom@codesourcery.com>
8577 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
8580 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
8582 * Makefile.in (gcov-iov.h): Add dummy recipe.
8584 2016-08-29 Nathan Sidwell <nathan@acm.org>
8586 * config/nvptx/nvptx.c: #include tree-vrp.h.
8588 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
8591 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
8592 HIGH+LO construct during reload.
8594 2016-08-28 Tom de Vries <tom@codesourcery.com>
8597 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
8598 'sysv_abi va_list' attribute.
8599 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
8600 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
8603 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8605 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
8606 * emit-rtl.c (unshare_all_rtl_1): Adjust.
8607 (unshare_all_rtl_again): Likewise.
8608 * function.c (assign_stack_local_1): Likewise.
8609 (assign_stack_temp_for_type): Likewise.
8611 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8613 * cfgbuild.c (make_edges): Adjust.
8614 * cfgrtl.c (can_delete_label_p): Likewise.
8615 * dwarf2cfi.c (create_trace_edges): Likewise.
8616 * except.c (sjlj_emit_dispatch_table): Likewise.
8617 * function.h (struct expr_status): make x_forced_labels a vector.
8618 * jump.c (rebuild_jump_labels_1): Adjust.
8619 * reload1.c (set_initial_label_offsets): Likewise.
8620 * stmt.c (force_label_rtx): Likewise.
8621 (expand_label): Likewise.
8623 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8625 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
8627 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
8629 PR tree-optimization/71077
8630 PR tree-optimization/68542
8631 * fold-const.c (fold_relational_const): Fix folding of
8632 VECTOR_CST comparisons that have a scalar boolean result type.
8633 (selftest::test_vector_folding): New static function.
8634 (selftest::fold_const_c_tests): Call it.
8636 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8638 * doc/extend.texi (SPU Built-in Functions): Remove stale
8639 references to material formerly at IBM and Sony.
8641 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
8644 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
8646 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8648 * diagnostic-show-locus.c
8649 (selftest::test_fixit_consolidation): New function.
8650 (selftest::diagnostic_show_locus_c_tests): Call it.
8651 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
8652 constructor based on source_range.
8654 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8656 * diagnostic-color.c (color_dict): Add "fixit-insert" and
8658 (parse_gcc_colors): Update description of default GCC_COLORS.
8659 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
8660 (colorizer::set_fixit_insert): New method.
8661 (colorizer::set_fixit_delete): New method.
8662 (colorizer::get_color_by_name): New method.
8663 (colorizer::STATE_FIXIT_INSERT): New constant.
8664 (colorizer::STATE_FIXIT_DELETE): New constant.
8665 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
8666 fields in favor of new field "m_stop_color". Add fields
8667 "m_fixit_insert" and "m_fixit_delete".
8668 (colorizer::colorizer): Update for above changes. Replace
8669 colorize_start calls with calls to get_color_by_name.
8670 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
8671 STATE_FIXIT_DELETE. Update for field renamings.
8672 (colorizer::finish_state): Simplify by using m_stop_color,
8673 rather than multiple identical "*_ce" fields.
8674 (colorizer::get_color_by_name): New method.
8675 (layout::print_any_fixits): Print insertions and replacements
8676 using the "fixit-insert" color, and deletions using the
8677 "fixit-delete" color.
8678 * doc/invoke.texi (-fdiagnostics-color): Update description of
8679 default GCC_COLORS, and of the supported capabilities.
8681 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
8683 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
8684 current_function_static_stack_size variable with the static
8685 stack frame size of the current function when
8686 flag_stack_usage_info is enabled.
8688 2016-08-26 Nathan Sidwell <nathan@acm.org>
8690 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
8691 assignment inside if condition.
8693 2016-08-26 Richard Biener <rguenther@suse.de>
8695 PR tree-optimization/69047
8696 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
8697 extracts similar to what FRE does.
8698 (non_rewritable_mem_ref_base): Likewise.
8700 2016-08-26 Joseph Myers <joseph@codesourcery.com>
8702 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
8703 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8704 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8705 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8706 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
8708 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8709 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8710 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8711 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
8712 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8714 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8717 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
8718 reservation duration to 15 cycles.
8719 (cortex_a8_vfp_macs): Likewise.
8720 (cortex_a8_vfp_macd): Likewise.
8721 (cortex_a8_vfp_divs): Likewise.
8722 (cortex_a8_vfp_divd): Likewise.
8724 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8726 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
8727 (aarch_macro_fusion_pair_p): Use above to avoid early return.
8729 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8730 Martin Jambhor <mjambor@suse.cz>
8732 * common.opt: New option -fipa-bit-cp.
8733 * doc/invoke.texi: Document -fipa-bit-cp.
8734 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
8735 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
8736 * tree-ssa-ccp.h: New header file.
8737 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
8738 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
8739 Replace all occurences of tree parameter by two new params: signop, int.
8740 (bit_value_unop_1): Change to bit_value_unop and export it.
8741 Replace all occurences of tree parameter by two new params: signop,
8743 (bit_value_binop): Change call from bit_value_binop_1 to
8745 (bit_value_assume_aligned): Likewise.
8746 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
8747 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
8749 (ccp_finalize): Skip processing if val->mask == 0.
8750 * ipa-cp.c: Include tree-ssa-ccp.h
8751 (ipcp_bits_lattice): New class.
8752 (ipcp_param_lattice (bits_lattice): New member.
8753 (print_all_lattices): Call ipcp_bits_lattice::print.
8754 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
8755 (initialize_node_lattices): Likewise.
8756 (propagate_bits_accross_jump_function): New function.
8757 (propagate_constants_accross_call): Call
8758 propagate_bits_accross_jump_function.
8759 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
8760 (ipcp_store_bits_results): New function.
8761 (ipcp_driver): Call ipcp_store_bits_results.
8762 * ipa-prop.h (ipa_bits): New struct.
8763 (ipa_jump_func): Add new member bits of type ipa_bits.
8764 (ipa_param_descriptor): Change decl to decl_or_type.
8765 (ipa_get_param): Change decl to decl_or_type and assert on
8767 (ipa_get_type): New function.
8768 (ipcp_transformation_summary): New member bits.
8769 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
8770 (ipa_populate_param_decls): Likewise.
8771 (ipa_dump_param): Likewise.
8772 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
8774 (ipa_set_jf_unknown): Set ipa_bits::known to false.
8775 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
8777 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
8778 (ipa_write_jump_function): Add streaming for ipa_bits.
8779 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
8780 (write_ipcp_transformation_info): Add streaming for ipa_bits
8782 (read_ipcp_transfomration_info): Add support for reading streamed
8784 (ipcp_update_bits): New function.
8785 (ipcp_transform_function): Call ipcp_update_bits.
8787 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
8789 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
8790 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
8792 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
8794 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
8796 2016-08-25 Richard Biener <rguenther@suse.de>
8798 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
8799 Only add locations in late dwarf.
8800 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
8801 (dwarf2out_early_finish): But do it here.
8803 2016-08-24 Michael Collison <michael.collison@linaro.org>
8804 Michael Collison <michael.collison@arm.com>
8806 * config/arm/arm-modes.def: Add new condition code mode CC_V
8807 to represent the overflow bit.
8808 * config/arm/arm.c (maybe_get_arm_condition_code):
8809 Add support for CC_Vmode.
8810 (arm_gen_unlikely_cbranch): New function to generate common
8811 rtl conditional branches for overflow patterns.
8812 * config/arm/arm-protos.h: Add prototype for
8813 arm_gen_unlikely_cbranch.
8814 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
8815 addsi3_compareV_upper): New patterns to support signed
8816 builtin overflow add operations.
8817 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
8818 New patterns to support unsigned builtin add overflow operations.
8819 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
8820 builtin overflow subtract operations,
8821 (usubv<mode>4): New patterns to support unsigned builtin subtract
8822 overflow operations.
8823 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
8824 to support builtin overflow negate operations.
8826 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8829 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8831 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8832 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8835 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8837 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
8838 MULTILIB_OPTIONS should be used. Small wording fixes.
8839 * genmultilib: Memorize set of all option combinations in
8840 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
8841 found in MULTILIB_OPTIONS by checking if option set is listed in
8842 combination_space. Output new and existing error message to stderr.
8844 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8846 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
8847 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
8848 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
8849 (MULTILIB_REUSE): Remove reuse rules for option set including
8850 -mfpu=fp-armv8 and -mfpu=vfpv4
8852 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
8854 * config/arm/t-rtems: Add vfp multilib.
8856 2016-08-23 Ian Lance Taylor <iant@golang.org>
8858 * config/s390/s390.c (s390_asm_file_start): Call
8861 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8863 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
8864 initialization of all 0's to the 0 constant, instead of directly
8865 generating XOR. Add support for V4SImode vector initialization on
8866 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
8867 initialization. Change variables used in V4SFmode vector
8868 intialization. For V4SFmode vector splat on ISA 3.0, make sure
8869 any memory addresses are in index form. Add support for using
8870 VSPLTH/VSPLTB to initialize vector short and vector char vectors
8871 with all of the same element.
8872 (regno_or_subregno): New helper function to return a register
8873 number for either REG or SUBREG.
8874 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
8875 Use regno_or_subregno where possible.
8876 (rs6000_split_v4si_init_di_reg): New helper function to build up a
8877 DImode value from two SImode values in order to generate V4SImode
8878 vector initialization on 64-bit systems with direct move.
8879 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
8881 (rtx_is_swappable_p): V4SImode vector initialization insn is not
8883 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
8885 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
8886 attributes to initialize V8HImode and V16QImode vectors with the
8888 (VSX_SPLAT_COUNT): Likewise.
8889 (VSX_SPLAT_SUFFIX): Likewise.
8890 (UNSPEC_VSX_VEC_INIT): New unspec.
8891 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
8892 Allow SFmode values to come from Altivec registers.
8893 (vsx_init_v4si): New insn/split for V4SImode vector initialization
8894 on 64-bit systems with direct move.
8895 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
8896 vector initializations, to allow V4SImode vector initializations
8897 on 64-bit systems with direct move.
8898 (vsx_splat_v4si): Likewise.
8899 (vsx_splat_v4si_di): Likewise.
8900 (vsx_splat_v4sf): Likewise.
8901 (vsx_splat_v4sf_internal): Likewise.
8902 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
8904 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
8905 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
8906 initializing V8HImode and V16QImode vectors with the same
8908 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
8909 optimization if -maltivec=be.
8911 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
8913 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
8914 attribute for alternatives 3 and 4.
8916 2016-08-23 David Malcolm <dmalcolm@redhat.com>
8918 * selftest.c (selftest::assert_str_contains): New function.
8919 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
8920 * selftest.h (selftest::assert_str_contains): New decl.
8921 (ASSERT_STR_CONTAINS): New macro.
8923 2016-08-23 Richard Biener <rguenther@suse.de>
8925 PR tree-optimization/77286
8926 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
8928 (vect_transform_loop): Split exit edges of loop and scalar
8929 loop if required and at the appropriate time.
8931 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8933 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8934 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8936 Correct a typo in a comment.
8938 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8940 * config/s390/s390.md ("*andc_split"): New splitter for and with
8943 2016-08-23 Richard Biener <rguenther@suse.de>
8945 PR tree-optimization/27336
8946 * tree-vrp.c (infer_value_range): Handle stmts that can throw
8947 by looking for a non-EH edge.
8948 (process_assert_insertions_for): Likewise.
8950 2016-08-23 Richard Biener <rguenther@suse.de>
8953 * statistics.c (statistics_counter_event): Robustify against
8956 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8958 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
8959 for targets amdfam10 and barcelona.
8961 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
8963 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
8964 (zero_extend<mode>di2): Ditto.
8965 (*zero_extend<mode>si2): Ditto.
8966 (*zero_extendqihi2): Ditto.
8968 2016-08-22 Joseph Myers <joseph@codesourcery.com>
8971 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
8972 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
8974 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
8976 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
8977 identical consecutive elements.
8978 [SSA_NAME]: Print the name's def stmt on its own line. When printing
8979 the node's def stmt, avoid printing an unwanted trailing newline by
8980 replacing the call to print_gimple_stmt() with its inlined body and
8981 adjusting it to not set pp_needs_newline and to call pp_flush()
8982 instead of pp_newline_and_flush().
8984 2016-08-22 Joseph Myers <joseph@codesourcery.com>
8986 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
8987 (float32_type_node, float64_type_node, float32x_type_node)
8988 (float128x_type_node): New macros.
8989 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
8990 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
8991 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
8992 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
8993 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
8994 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
8995 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
8996 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
8997 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
8998 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
8999 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
9000 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
9001 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
9002 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
9003 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
9004 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
9005 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
9006 (copysign, fabs, huge_val, inf, nan, nans): Use it.
9007 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
9009 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
9010 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
9011 * doc/extend.texi (Other Builtins): Document these built-in
9013 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
9016 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
9018 * doc/install.texi (Binaries): www.opencsw.org now uses https.
9020 2016-08-22 Richard Biener <rguenther@suse.de>
9022 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
9024 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
9027 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
9028 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
9029 non-SSE2 athlons only, otherwise prefer SSE prefetches.
9031 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9033 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
9034 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
9035 (vrp_visit_switch_stmt): Likewise.
9036 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
9037 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
9038 (vrp_visit_stmt): Use extract_range_from_stmt.
9039 (vrp_visit_phi_node): Use extract_range_from_phi_node.
9041 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9043 * Makefile.in: Add tree-vrp.h to GTFILES.
9044 * gengtype.c (open_base_files): Add tree-vrp.h.
9045 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
9046 * builtins.c: Likewise.
9047 * fold-const.c: Likewise.
9048 * gimple-builder.c: Likewise.
9049 * gimple-laddress.c: Likewise.
9050 * hsa-gen.c: Likewise.
9051 * internal-fn.c: Likewise.
9053 * targhooks.c: Liewise,
9054 * tree-ssa-address.c: Likewise.
9055 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
9056 * tree-vrp.c (struct value_range): Move to tree-vrp.h
9057 * tree-vrp.h: New file.
9059 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9061 PR tree-optimization/61839
9062 * tree-vrp.c (two_valued_val_range_p): New.
9063 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
9064 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
9065 Also Convert VAR BINOP CST where VAR is two-valued to
9066 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
9068 2016-08-19 David Malcolm <dmalcolm@redhat.com>
9070 * diagnostic-show-locus.c
9071 (layout::annotation_line_showed_range_p): New method.
9072 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
9073 Reimplement case fixit_hint::REPLACE to cover removals, and
9074 replacements where the range of the replacement isn't one
9075 of the ranges in the rich_location.
9076 (test_one_liner_fixit_replace): Likewise.
9077 (selftest::test_one_liner_fixit_replace_non_equal_range): New
9079 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
9081 (selftest::test_diagnostic_show_locus_one_liner): Call the new
9083 * diagnostic.c (print_parseable_fixits): Remove case
9086 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
9089 * config/i386/i386.c (ix86_option_override_internal): Remove
9090 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
9091 Enable SSE prefetch also for TARGET_PREFETCHWT1.
9092 Do not try to enable TARGET_PRFCHW ISA flag here.
9093 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
9094 Rewrite expander function body.
9095 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
9097 2016-08-19 Joseph Myers <joseph@codesourcery.com>
9100 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
9101 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
9102 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
9103 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
9104 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
9105 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
9106 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
9107 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
9108 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
9110 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
9112 (struct floatn_type_info): New structure type.
9113 (floatn_nx_types): New variable declaration.
9114 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
9115 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
9116 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
9117 * tree.c (floatn_nx_types): New variable.
9118 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
9119 corresponding complex types.
9120 * target.def (floatn_mode): New hook.
9121 * targhooks.c: Include "real.h".
9122 (default_floatn_mode): New function.
9123 * targhooks.h (default_floatn_mode): New prototype.
9124 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
9126 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
9127 effective-target and dg-add-options keywords.
9128 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
9129 Document new effective-target keywords.
9130 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
9131 * doc/tm.texi: Regenerate.
9132 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
9133 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
9134 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
9136 * real.h (struct real_format): Add field ieee_bits.
9137 * real.c (ieee_single_format, mips_single_format)
9138 (motorola_single_format, spu_single_format, ieee_double_format)
9139 (mips_double_format, motorola_double_format)
9140 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
9141 (ieee_extended_intel_128_format)
9142 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
9143 (mips_extended_format, ieee_quad_format, mips_quad_format)
9144 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
9145 (decimal_double_format, decimal_quad_format, ieee_half_format)
9146 (arm_half_format, real_internal_format: Initialize ieee_bits
9148 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
9149 float128_type_node. Set float80_type_node to float64x_type_node
9150 if appropriate and long_double_type_node not appropriate.
9151 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
9152 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
9153 Initialize ieee_bits field.
9154 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
9155 (rs6000_init_builtins): Set ieee128_float_type_node to
9157 (rs6000_floatn_mode): New function.
9159 2016-08-19 Jakub Jelinek <jakub@redhat.com>
9161 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
9162 _rdseed64_step): Uglify argument names and/or local variable names
9163 in inline functions.
9164 * config/i386/rtmintrin.h (_xabort): Likewise.
9165 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
9166 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
9167 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
9168 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
9169 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
9170 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
9171 _mm_maskz_ternarylogic_epi32): Likewise.
9172 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
9173 __lwpins32, __lwpins64): Likewise.
9174 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
9175 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
9176 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
9177 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
9178 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
9179 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
9180 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
9181 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
9182 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
9183 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
9184 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
9185 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
9186 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
9187 _mm256_mask_i64gather_epi32): Likewise.
9188 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9189 * config/i386/ia32intrin.h (__writeeflags): Likewise.
9190 * config/i386/pkuintrin.h (_wrpkru): Likewise.
9191 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
9192 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
9193 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
9194 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
9195 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
9196 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
9197 _mm512_mask_prefetch_i64scatter_ps): Likewise.
9198 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9199 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
9200 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
9201 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
9202 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
9203 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
9204 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
9205 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
9207 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
9209 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
9210 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
9212 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
9213 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
9215 (_rdpkru_u32): Add space after function name.
9217 * config/i386/t-i386 (i386-c.o): Don't depend on
9218 i386-builtin-types.inc.
9219 (i386.o): Depend on i386-builtin-types.inc.
9221 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
9224 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
9225 Use const_vec_duplicate to check for duplicated elements.
9227 2016-08-19 Richard Biener <rguenther@suse.de>
9229 PR tree-optimization/77290
9230 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9231 Fix flag_tree_parallelize_loops check.
9233 2016-08-19 Richard Biener <rguenther@suse.de>
9235 * match.pd (x | 0 -> x): Add.
9237 2016-08-19 Richard Biener <rguenther@suse.de>
9239 PR tree-optimization/77286
9240 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9241 Deal with virtual PHIs being out-of-order.
9243 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9245 * doc/invoke.texi (fverbose-asm): Note that source code lines
9246 are emitted, and provide an example.
9247 * final.c (asm_show_source): New function.
9248 (final_scan_insn): Call asm_show_source.
9250 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9252 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
9253 param with diagnostic_kind.
9254 (class colorizer): Similarly replace field m_diagnostic with
9256 (colorizer::colorizer): Replace diagnostic
9257 param with diagnostic_kind.
9258 (colorizer::begin_state): Update for above field change.
9259 (layout::layout): Replace diagnostic param with rich_location *
9260 and diagnostic_kind.
9261 (diagnostic_show_locus): Replace diagnostic param with richloc
9262 and diagnostic_kind.
9263 (class selftest::test_diagnostic_context): New class.
9264 (selftest::test_diagnostic_show_locus_unknown_location): New
9266 (selftest::test_one_liner_simple_caret): New function.
9267 (selftest::test_one_liner_caret_and_range): New function.
9268 (selftest::test_one_liner_multiple_carets_and_ranges): New
9270 (selftest::test_one_liner_fixit_remove): New function.
9271 (selftest::test_one_liner_fixit_replace): New function.
9272 (selftest::test_diagnostic_show_locus_one_liner): New function.
9273 (selftest::diagnostic_show_locus_c_tests): Call the new test
9275 * diagnostic.c (diagnostic_initialize): Initialize
9276 colorize_source_p, show_ruler_p and parseable_fixits_p.
9277 (default_diagnostic_finalizer): Update for change to
9278 diagnostic_show_locus.
9279 (diagnostic_append_note): Likewise.
9280 * diagnostic.h (diagnostic_show_locus): Replace
9281 const diagnostic_info * param with location * and diagnostic_t.
9283 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9285 * input.c (saved_line_table): New global.
9286 (class selftest::temp_line_table): Rename to line_table_test and
9287 move declaration to selftest.h, and drop field m_old_line_table.
9288 (selftest::temp_line_table::temp_line_table): Rename ctor to...
9289 (selftest::line_table_test::line_table_test): ...this. Add a
9290 default ctor. Store current value of line_table within
9292 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
9293 (selftest::line_table_test::~line_table_test): ...this, and
9294 restore line_table from the saved_line_table, rather than
9296 (selftest::test_accessing_ordinary_linemaps): Update for above
9298 (selftest::test_lexer): Likewise.
9299 (struct selftest::lexer_test): Likewise.
9300 (selftest::lexer_test::lexer_test): Likewise.
9301 (selftest::input_c_tests): Move the looping over test cases from
9303 (selftest::for_each_line_table_case): New function.
9304 * input.h (saved_line_table): New decl.
9305 * selftest.h (struct selftest::line_table_case): New forward decl.
9306 (class selftest::line_table_test): New class, moved here from
9307 selftest::temp_line_table in input.c, and renamed.
9308 (selftest::for_each_line_table_case): New decl.
9310 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
9313 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
9315 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
9318 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
9319 enclosing parallel construct for reduction variables on OpenACC loop
9322 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
9324 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
9325 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
9327 (function_to_dwarf_procedure): Update comment.
9329 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9331 * input.c (diagnostics_file_cache_forcibly_evict_file): New
9333 * input.h (diagnostics_file_cache_forcibly_evict_file): New
9335 * selftest.c (selftest::temp_source_file::~temp_source_file):
9336 Evict m_filename from the diagnostic file cache.
9338 2016-08-18 Richard Biener <rguenther@suse.de>
9340 * tree-pass.h (make_pass_materialize_all_clones): Declare.
9341 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
9342 make_pass_materialize_all_clones): New simple IPA pass encapsulating
9343 clone materialization.
9344 * passes.def (all_late_ipa_passes): Start with
9345 pass_materialize_all_clones.
9346 * cgraphunit.c (symbol_table::compile): Remove call to
9347 materialize_all_clones.
9348 * tree-into-ssa.c: Include statistics.h.
9349 (update_ssa): Count number of times we do incremental/rewrite
9352 2016-08-18 Richard Biener <rguenther@suse.de>
9354 PR tree-optimization/77282
9355 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9356 When doing auto-parallelizing also prevent use of PHIs that
9357 carry dependences across loop backedges.
9359 2016-08-18 Tamar Christina <tamar.christina@arm.com>
9360 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9362 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
9364 2016-08-18 Richard Biener <rguenther@suse.de>
9366 * ssa-iterators.h (ssa_vuse_operand): New inline.
9367 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
9368 (predicate_all_scalar_phis): Use remove_phi_node to remove
9369 phi nodes predicated. Delay removing virtual PHIs.
9370 (predicate_mem_writes): Update virtual operands.
9371 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
9372 (tree_if_conversion): Do not rewrite virtual SSA form.
9373 * tree-phinodes.c (release_phi_node): Make static.
9374 * tree-phinodes.h (release_phi_node): Remove.
9376 2016-08-18 Jakub Jelinek <jakub@redhat.com>
9378 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
9379 codes that appear in bdesc_* arrays, instead include i386-builtin.def
9380 twice to define those.
9381 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
9382 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
9383 bdesc_multi_arg): Define by including i386-builtin.def the third time.
9384 * config/i386/i386-builtin.def: New file.
9386 2016-08-17 David Malcolm <dmalcolm@redhat.com>
9388 * input.c (get_source_range_for_char): Rename to...
9389 (selftest::get_source_range_for_char): ...this, and move within
9390 the #if CHECKING_P guard.
9391 (get_num_source_ranges_for_substring): Rename to...
9392 (selftest::get_num_source_ranges_for_substring): ...this, move
9393 within the #if CHECKING_P guard, and make static.
9394 (selftest::assert_num_substring_ranges): Initialize
9397 2016-08-18 Alan Modra <amodra@gmail.com>
9399 PR rtl-optimization/72771
9400 * reload.c (find_reloads): Don't assume that a subreg mem is OK
9401 when find_reloads_toplev returns address_reloaded==-1.
9402 (alternative_allows_const_pool_ref): Update comment.
9404 2015-08-17 Alan Hayward <alan.hayward@arm.com>
9406 PR tree-optimization/71752
9407 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
9408 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
9410 2016-08-17 Jakub Jelinek <jakub@redhat.com>
9412 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
9413 instead of testing ECF_NORETURN bit in gimple_call_flags.
9414 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
9415 * predict.c (tree_bb_level_predictions): Likewise.
9416 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
9419 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
9420 turning a call into __builtin_unreachable-like noreturn call, adjust
9421 gimple_call_set_fntype.
9422 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
9423 gimple_call_fntype has void return type.
9425 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
9427 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
9428 maybe_lookup_decl, to handle nested acc loop directives.
9430 2016-08-17 Richard Biener <rguenther@suse.de>
9432 PR tree-optimization/76490
9433 * tree-vrp.c (update_value_range): Preserve overflow infinities
9434 when intersecting with ranges from get_range_info.
9435 (operand_less_p): Handle overflow infinities correctly.
9436 (value_range_constant_singleton): Use vrp_operand_equal_p
9437 to handle overflow max/min correctly.
9438 (vrp_valueize): Likewise.
9439 (union_ranges): Likewise.
9440 (intersect_ranges): Likewise.
9441 (vrp_visit_phi_node): Improve iteration limitation to only
9442 apply when we'll possibly re-visit the PHI via a changed argument
9445 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
9447 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
9448 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
9449 rather than those that should not be built.
9451 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
9454 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
9456 2016-08-17 Richard Biener <rguenther@suse.de>
9458 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
9459 (verify_vssa): New function verifying virtual SSA form.
9460 (verify_ssa): Call it.
9461 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
9462 Do not apply loop-closed SSA handling to virtuals.
9463 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
9464 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
9465 when rewriting their symbol.
9466 (prepare_def_site_for): Likewise.
9467 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
9468 operands of moved stmts.
9470 2016-08-17 Richard Biener <rguenther@suse.de>
9472 PR tree-optimization/23855
9473 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
9474 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
9475 find guards to hoist. Do not update SSA form but rewrite virtuals
9476 into loop closed SSA.
9477 (find_loop_guard): Adjust to skip already hoisted guards. Do
9478 not mark virtuals for renaming or update SSA form.
9480 2016-08-17 Martin Liska <mliska@suse.cz>
9482 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
9483 a LONG_LONG_TYPE_SIZE comparison.
9484 * gcov-io.h: Remove macro definitions.
9485 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
9486 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
9489 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9491 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
9492 that builtins not mentioned in bdesc_* arrays come first, then
9493 the ones mentioned in bdesc_* arrays in the order they appear in
9494 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
9495 IX86_BUILTIN__BDESC_*_LAST enumerator.
9496 (bdesc_mpx): Fix up a comment typo.
9497 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
9498 __builtin_ia32_vpcomneu[bwdq] builtins.
9499 (BDESC_VERIFY, BDESC_VERIFYS): Define.
9500 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
9501 enum ix86_builtins ordering.
9502 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
9503 for direct bdesc_* array member access instead of searching all the
9504 arrays until an fcode match is found.
9506 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
9508 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
9509 pattern as define_insn_and_split. Split insn before reload to
9511 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
9512 <shift_insn><mode>3_1.
9513 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
9514 <rotate_insn><mode>3_1.
9516 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9519 * input.c (get_source_range_for_substring): Rename to...
9520 (get_source_location_for_substring): ...this, adding param
9521 "caret_idx", and converting output param from source_range * to
9523 (get_source_range_for_char): New function.
9524 (get_num_source_ranges_for_substring): Update comment to reflect
9526 (assert_char_at_range): Update to use get_source_range_for_char
9527 rather than get_source_range_for_substring.
9528 (test_lexer_string_locations_concatenation_2): Likewise.
9529 * substring-locations.h (get_source_range_for_substring): Rename
9531 (get_source_location_for_substring): ...this, and adding param
9532 "caret_idx", and converting output param from source_range * to
9535 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9537 * input.c (class selftest::temp_source_file): Move to
9539 (selftest::temp_source_file::temp_source_file): Move to
9541 (selftest::temp_source_file::~temp_source_file): Likewise.
9542 * selftest.c (selftest::temp_source_file::temp_source_file): Move
9544 (selftest::temp_source_file::~temp_source_file): Likewise.
9545 * selftest.h (class selftest::temp_source_file): Move here from
9548 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9551 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
9552 inlining, add cgraph edge for the added __builtin_unreachable call.
9555 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
9556 only cast it to SHWI for the final comparison.
9558 2016-08-16 Martin Liska <mliska@suse.cz>
9560 PR gcov-profile/36412
9561 * doc/gcov.texi: Document --hash-filenames(-x).
9562 * gcov.c (print_usage): Add the option.
9563 (process_args): Process the option, sort options alphabetically.
9564 (md5sum_to_hex): New function.
9565 (make_gcov_file_name): Do the md5sum and append it to a
9568 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9570 PR tree-optimization/69848
9571 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
9572 and swtich operands to avoid additional NOT instruction.
9573 (vcond<v_cmp_mixed><mode>): Ditto.
9574 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
9576 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
9578 * doc/install.texi (*-*-solaris2*): Adjust latest change.
9580 2016-08-16 Richard Biener <rguenther@suse.de>
9582 PR tree-optimization/76783
9583 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
9584 BB visited flags at start.
9586 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9588 PR tree-optimization/72817
9589 PR tree-optimization/73450
9590 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
9591 multiple_of_p for adjusted IV.base.
9593 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
9596 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
9597 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
9598 for !flag_finite_math_only or flag_signed_zeros.
9599 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
9600 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
9601 depend on flag_finite_math_only.
9602 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
9604 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
9605 (*ieee_smin<mode>3): Ditto.
9606 (*ieee_smax<mode>3): Ditto.
9607 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
9608 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
9610 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
9611 depend on flag_finite_math_only.
9612 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
9613 (*mmx_<code>v2sf3): Remove.
9614 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
9615 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
9616 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
9618 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9620 PR rtl-optimization/73650
9621 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
9622 it is not a simple move.
9624 2016-08-15 Martin Liska <mliska@suse.cz>
9627 * gcc.c (do_spec_1): Call save_string with the right size.
9628 (save_string): Do an assert about string we copy.
9630 2016-08-15 Richard Biener <rguenther@suse.de>
9632 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
9633 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
9635 (pass_data_stv): Likewise.
9637 2016-08-15 Richard Biener <rguenther@suse.de>
9639 PR tree-optimization/73434
9640 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
9641 TBAA info on the base when forwarding a non-invariant address.
9643 2016-08-15 Jakub Jelinek <jakub@redhat.com>
9645 * dwarf2out.c (struct checksum_attributes): Add
9646 at_string_length_bit_size and at_string_length_byte_size fields.
9647 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
9648 and DW_AT_string_length_byte_size.
9649 (die_checksum_ordered): Handle at_string_length_bit_size and
9650 at_string_length_byte_size.
9651 (gen_array_type_die): For dwarf_version >= 5 emit
9652 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9653 (adjust_string_types): For dwarf_version >= 5 remove
9654 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9655 (resolve_addr): Likewise.
9658 * dwarf2out.c (string_types): New variable.
9659 (gen_array_type_die): Change early_dwarf handling of
9660 DW_AT_string_length, create DW_OP_call4 referencing the
9661 length var temporarily. Handle parameters that are pointers
9663 (adjust_string_types): New function.
9664 (gen_subprogram_die): Temporarily set string_types to local var,
9665 call adjust_string_types if needed.
9666 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
9668 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
9670 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
9672 * doc/install.texi (*-*-solaris2*): Fix version number and document
9673 requirement on GNU make for building libjava with the Solaris linker.
9675 2016-08-15 Martin Liska <mliska@suse.cz>
9676 Jakub Jelinek <jakub@redhat.com>
9678 PR tree-optimization/72824
9679 * tree-loop-distribution.c (const_with_all_bytes_same)
9680 <case VECTOR_CST>: Fix a typo.
9682 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
9685 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
9686 Renamed from _mm512_undefined_si512.
9687 (_mm_undefined_si512): New definition.
9689 2016-08-13 Richard Biener <rguenther@suse.de>
9691 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
9692 into PHIs and update the lattice for its def.
9694 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9697 * ubsan.c (instrument_si_overflow): Pass true instead of false
9699 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
9700 of bbs. Return TODO_cleanup_cfg if any returned true.
9702 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9704 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
9705 ISA 3.0 MTVSRDD instruction.
9706 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
9709 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
9711 PR tree-optimization/71083
9712 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
9713 bitfield access when possible.
9715 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
9718 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
9719 sign-changing cast from a shorter unsigned type to a wider
9722 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9724 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
9725 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
9726 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
9728 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9730 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
9731 Correct costs for vec_construct.
9733 2016-08-12 Bin Cheng <bin.cheng@arm.com>
9735 PR tree-optimization/69848
9736 * tree-vectorizer.h (enum vect_def_type): New condition reduction
9737 type CONST_COND_REDUCTION.
9738 * tree-vect-loop.c (vectorizable_reduction): Support new condition
9739 reudction type CONST_COND_REDUCTION.
9741 2016-08-12 Richard Biener <rguenther@suse.de>
9743 PR tree-optimization/57326
9744 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
9745 returning an SSA name.
9746 (phi_translate_1): When fully_constant_expression returns a NAME
9747 make sure we have a leader for it.
9749 2016-08-12 Martin Liska <mliska@suse.cz>
9750 Adam Fineman <afineman@afineman.com>
9752 * gcov.c (process_file): Create .gcov file when .gcda
9755 2016-08-12 Marek Polacek <polacek@redhat.com>
9758 * alias.c (find_base_value): Adjust fall through comment.
9759 * cfgexpand.c (expand_debug_expr): Likewise.
9760 * combine.c (find_split_point): Likewise.
9761 (expand_compound_operation): Likewise. Add FALLTHRU.
9762 (make_compound_operation): Adjust fall through comment.
9763 (canon_reg_for_combine): Add FALLTHRU.
9764 (force_to_mode): Adjust fall through comment.
9765 (simplify_shift_const_1): Likewise.
9766 (simplify_comparison): Likewise.
9767 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
9769 * config/aarch64/predicates.md: Likewise.
9770 * config/i386/i386.c (function_arg_advance_32): Likewise.
9771 (ix86_gimplify_va_arg): Likewise.
9772 (print_reg): Likewise.
9773 (ix86_print_operand): Likewise.
9774 (ix86_build_const_vector): Likewise.
9775 (ix86_expand_branch): Likewise.
9776 (ix86_sched_init_global): Adjust fall through comment.
9777 (ix86_expand_args_builtin): Add FALLTHRU.
9778 (ix86_expand_builtin): Likewise.
9779 (ix86_expand_vector_init_one_var): Likewise.
9780 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
9781 (rs6000_adjust_cost): Likewise.
9782 (insn_must_be_first_in_group): Likewise.
9783 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
9784 * dbxout.c (dbxout_symbol): Adjust fall through comment.
9785 * df-scan.c (df_uses_record): Likewise.
9786 * dojump.c (do_jump): Add FALLTHRU.
9787 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
9789 (resolve_args_picking_1): Adjust fall through comment.
9790 (loc_list_from_tree_1): Likewise.
9791 * expmed.c (make_tree): Likewise.
9792 * expr.c (expand_expr_real_2): Add FALLTHRU.
9793 (expand_expr_real_1): Likewise. Adjust fall through comment.
9794 * fold-const.c (const_binop): Adjust fall through comment.
9795 (fold_truth_not_expr): Likewise.
9796 (fold_cond_expr_with_comparison): Add FALLTHRU.
9797 (fold_binary_loc): Likewise.
9798 (contains_label_1): Adjust fall through comment.
9799 (multiple_of_p): Likewise.
9800 * gcov-tool.c (process_args): Add FALLTHRU.
9801 * genattrtab.c (check_attr_test): Likewise.
9802 (write_test_expr): Likewise.
9803 * genconfig.c (walk_insn_part): Likewise.
9804 * genpreds.c (validate_exp): Adjust fall through comment.
9805 (needs_variable): Likewise.
9806 * gensupport.c (get_alternatives_number): Add FALLTHRU.
9807 (subst_dup): Likewise.
9808 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
9809 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
9810 (gimplify_scan_omp_clauses): Add FALLTHRU.
9811 (goa_stabilize_expr): Likewise.
9812 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
9814 * hsa-gen.c (get_address_from_value): Likewise.
9815 * ipa-icf.c (sem_function::hash_stmt): Likewise.
9816 * ira.c (ira_setup_alts): Add FALLTHRU.
9817 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
9819 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
9820 * opts.c (common_handle_option): Likewise.
9821 * read-rtl.c (read_rtx_code): Likewise.
9822 * real.c (round_for_format): Likewise.
9823 * recog.c (asm_operand_ok): Likewise.
9824 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
9825 * reload1.c (set_label_offsets): Likewise.
9826 (eliminate_regs_1): Likewise.
9827 (reload_reg_reaches_end_p): Likewise.
9828 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
9829 (rtx_cost): Likewise.
9830 * sched-rgn.c (is_exception_free): Likewise.
9831 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
9832 * stor-layout.c (int_mode_for_mode): Likewise.
9833 * toplev.c (print_to_asm_out_file): Likewise.
9834 (print_to_stderr): Likewise.
9835 * tree-cfg.c (gimple_verify_flow_info): Likewise.
9836 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
9837 (chrec_fold_multiply): Likewise.
9838 (evolution_function_is_invariant_rec_p): Likewise.
9839 (for_each_scev_op): Likewise.
9840 * tree-data-ref.c (siv_subscript_p): Likewise.
9841 (get_references_in_stmt): Likewise.
9842 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
9843 (substitute_in_expr): Likewise.
9844 (type_cache_hasher::equal): Likewise.
9845 (walk_type_fields): Likewise.
9846 * var-tracking.c (adjust_mems): Add FALLTHRU.
9847 (set_dv_changed): Adjust fall through comment.
9848 * varasm.c (default_function_section): Add FALLTHRU.
9850 2016-08-12 Marek Polacek <polacek@redhat.com>
9853 * tree-complex.c (expand_complex_division): Add missing break.
9855 2016-08-12 Richard Biener <rguenther@suse.de>
9857 * passes.c (execute_todo): Do not push/pop TV_TODO.
9858 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
9859 (execute_one_pass): Likewise.
9860 * common.opt (ftime-report-details): New switch.
9861 * doc/invoke.texi (ftime-report-details): Document.
9862 * timevar.h (timer::print_row): Adjust signature.
9863 (timer::all_zero): New static helper.
9864 (timer::child_map_t): New typedef.
9865 (timer::time_var_def): Add children field.
9866 * timevar.c (timer::named_items::print): Adjust.
9867 (timer::~timer): Free timevar recorded children.
9868 (timer::pop_internal): When -ftime-report-details record
9869 time spent in sub-timevars.
9870 (timer::print_row): Adjust.
9871 (timer::print): Print sub-timevar stats, use all_zero.
9872 * timevar.def (TV_TODO): Remove.
9874 2016-08-12 Richard Biener <rguenther@suse.de>
9876 PR tree-optimization/72851
9877 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
9878 worklists to use bitmaps indexed in execution order.
9879 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
9880 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
9881 (cfg_blocks): Make a bitmap.
9882 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
9884 (cfg_blocks_empty_p): Adjust.
9885 (cfg_blocks_add): Likewise.
9886 (cfg_blocks_get): Likewise.
9887 (add_ssa_edge): Likewise.
9888 (add_control_edge): Likewise.
9889 (simulate_stmt): Likewise.
9890 (process_ssa_edge_worklist): Likewise.
9891 (simulate_block): Likewise.
9892 (ssa_prop_init): Compute PRE order and stmt UIDs.
9893 (ssa_prop_fini): Adjust.
9894 (ssa_propagate): Adjust.
9896 2016-08-12 Richard Biener <rguenther@suse.de>
9898 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
9899 the currently executable edges have fixed ranges. Always
9900 go through update_value_range.
9902 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
9906 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
9907 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
9908 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
9909 (LANG_HOOKS_DECLS): Add it.
9910 * langhooks.h (struct lang_hooks_for_decls): Add
9911 function_decl_defaulted. Const_tree-ify
9912 function_decl_explicit_p and function_decl_deleted_p.
9913 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
9914 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
9915 also at strict DWARF v5.
9918 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
9919 TYPE_QUAL_CONST in reference-typed decls.
9922 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
9923 in DW_OP_pieces, just enough to handle pointers to member
9925 (gen_remaining_tmpl_value_param_die_attribute): Use a location
9926 expression on DWARFv5 if a constant value doesn't work.
9928 2016-08-11 David Malcolm <dmalcolm@redhat.com>
9930 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
9931 * selftest.c (selftest::test_assertions): New function.
9932 (selftest::selftest_c_tests): New function.
9933 * selftest.h (selftest::selftest_c_tests): New declaration.
9935 2016-08-11 Richard Biener <rguenther@suse.de>
9936 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9938 PR rtl-optimization/72855
9939 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
9941 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9944 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
9945 (vsx_store_<mode>): Likewise.
9947 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
9949 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
9950 TImode CONST_WIDE_INT store.
9951 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
9953 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
9955 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
9956 mode if unaligned SSE load and store are optimal.
9958 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9960 PR tree-optimization/71083
9961 * tree-predcom.c (ref_at_iteration): Correctly align the
9964 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9966 * config/s390/s390-builtin-types.def: Add INT128 types.
9967 * config/s390/s390-builtins.def: Add INT128 variants for the add
9968 sub low-level builtins dealing with TImode.
9969 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
9970 via subreg when expanding a builtin.
9971 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
9972 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
9974 * config/s390/vecintrin.h: Adjust builtin names accordingly.
9975 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
9976 ("vec_addc<mode>", "vec_addc_u128"): Merge to
9977 "vacc<bhfgq>_<mode>".
9978 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
9979 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
9980 ("vec_subc<mode>", "vec_subc_u128"): Merge to
9981 "vscbi<bhfgq>_<mode>".
9982 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
9983 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
9985 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9987 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
9989 2016-08-11 Bin Cheng <bin.cheng@arm.com>
9991 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
9993 (vcond<v_cmp_mixed><mode>): Ditto.
9994 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
9996 2016-08-11 Bin Cheng <bin.cheng@arm.com>
9998 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
9999 variable explicitly, also assert on it before use.
10001 2016-08-11 Richard Biener <rguenther@suse.de>
10003 PR tree-optimization/72772
10004 * cfgloopmanip.c (create_preheader): Use split_edge if there
10005 is a single loop entry, avoiding degenerate PHIs.
10007 2016-08-11 Richard Biener <rguenther@suse.de>
10009 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
10010 unconditional TODO_cleanup_cfg.
10011 (pass_thread_jumps::execute): Initialize loops, perform a CFG
10012 cleanup only if we threaded a jump.
10014 2016-08-11 Alan Modra <amodra@gmail.com>
10017 * lra-constraints.c (simplify_operand_subreg): Allow subreg
10018 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
10019 slow. Emit two reloads for slow mem case, first loading in
10020 fast innermode, then converting to required mode.
10022 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
10024 * config/rs6000/altivec.h (vec_extract_exp): New macro.
10025 (vec_extract_sig): New macro.
10026 (vec_insert_exp): New macro.
10027 (vec_test_data_class): New macro.
10028 (scalar_extract_exp): New macro.
10029 (scalar_extract_sig): New macro.
10030 (scalar_insert_exp): New macro.
10031 (scalar_test_data_class): New macro.
10032 (scalar_test_neg): New macro.
10033 (scalar_cmp_exp_gt): New macro.
10034 (scalar_cmp_exp_lt): New macro.
10035 (scalar_cmp_exp_eq): New macro.
10036 (scalar_cmp_exp_unordered): New macro.
10037 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
10038 to enforce constraint that operand is a 7-bit unsigned literal.
10039 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
10040 for power9 built-ins.
10041 (BU_P9V_VSX_2): Likewise.
10042 (BU_P9V_64BIT_VSX_2): Likewise.
10043 (VSEEDP): Add scalar extract exponent support.
10044 (VSEESP): Add scalar extract signature support.
10045 (VSTDCNDP): Add scalar test negative support.
10046 (VSTDCNSP): Likewise.
10047 (VSIEDP): Add scalar insert exponent support.
10048 (VSCEDPGT): Add scalar compare exponent greater than support.
10049 (VSCEDPLT): Add scalar compare exponent less than support.
10050 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
10051 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
10052 (VSTDCDP): Add scalar test data class support.
10053 (VSTDCSP): Likewise.
10054 (VSEEDP): Add overload support for scalar extract exponent
10056 (VSESDP): Add overload support for scalar extract signature
10058 (VSTDCN): Add overload support for scalar test negative
10060 (VSTDCNDP): Add overload support for scalar test negative
10062 (VSTDCNSP): Add overload support for scalar test negative
10064 (VSIEDP): Add overload support for scalar insert exponent
10066 (VSTDC): Add overload support for scalar test data class
10068 (VSTDCDP): Add overload support for scalar test data class
10070 (VSTDCSP): Add overload support for scalar test data class
10072 (VSCEDPGT): Add overload support for scalar compare exponent
10073 greater than operation.
10074 (VSCEDPLT): Add overload support for scalar compare exponent
10075 less than operation.
10076 (VSCEDPEQ): Add overload support for scalar compare exponent
10077 test-for-equality operation.
10078 (VSCEDPUO): Add overload support for scalar compare exponent
10079 test-for-unordered operation.
10080 (VEEDP): Add vector extract exponent support.
10082 (VESDP): Add vector extract significand support.
10084 (VIEDP): Add vector insert exponent support.
10086 (VTDCDP): Add vector test data class support.
10087 (VTDCSP): Likewise.
10088 (VES): Add overload support for vector extract significand operation.
10091 (VEE): Add overload support for vector extract exponent operation.
10094 (VTDC): Add overload support for vector test data class operation.
10095 (VTDCDP): Likewise.
10096 (VTDCSP): Likewise.
10097 (VIE): Add overload support for vector insert exponent operation.
10100 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10101 overloaded binary floating point functions.
10102 (altivec_resolve_overloaded_builtin): Improve error messages to
10103 distinguish between functions not supported in the current
10104 compiler configuration and functions that were invoked with an
10105 invalid parameter combination, and include the built-in function
10106 name in both error messages.
10107 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
10109 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
10111 (rs6000_expand_binop_builtin): Add check to enforce that argument
10112 2 of the test data class operations is a 7-bit unsigned literal.
10113 (rs6000_invalid_builtin): Add code to issue an error message if a
10114 built-in function that requires the power9_vector and -m32
10115 command-line options is compiled without these options.
10116 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
10117 (UNSPEC_VSX_SXSIGDP): New value.
10118 (UNSPEC_VSX_SXSIGPDP): New value.
10119 (UNSPEC_VSX_SIEXPDP): New value.
10120 (UNSPEC_VSX_SCMPEXPDP): New value.
10121 (UNSPEC_VSX_STSTDC): New value.
10122 (UNSPEC_VSX_VXEXP): New value.
10123 (UNSPEC_VSX_VXSIG): New value.
10124 (UNSPEC_VSX_VIEXP): New value.
10125 (UNSPEC_VSX_VTSTDC): New value.
10126 (xsxexpdp): New insn for scalar extract exponent.
10127 (xsxsigdp): New insn for scalar extract significand.
10128 (xsiexpdp): New insn for scalar insert exponent.
10129 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
10130 (*xscmpexpdp): New insn for scalar compare exponents.
10131 (xststdc<Fvsx): New expansion for both single- and
10132 double-precision scalar test data class operations.
10133 (xststdcneg<Fvsx>): New expansion for both single- and
10134 double-precision scalar test for negative value operations.
10135 (*xststdc<Fvsx>): New insn for scalar test data class
10137 (xvxexp<VSs>): New insn for single- and double-precision
10138 vector extract exponent operation.
10139 (xvxsig<VSs>): New insn for single- and double-precision
10140 vector extract significand operation.
10141 (xviexp<VSs>): New insn for single- and double-precision
10142 vector insert exponent operation.
10143 (xvtstdc<VSs>): New insn for single- and double-precision
10144 vector test data class operation.
10145 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10146 built-in functions to represent the Power9 binary floating-point
10147 support instructions.
10149 2016-08-10 bin cheng <bin.cheng@arm.com>
10151 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
10153 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10154 Renlin Li <renlin.li@arm.com>
10155 Bin Cheng <bin.cheng@arm.com>
10157 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
10158 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
10159 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
10160 (aarch64_vcond_internal<mode><mode>): Delete pattern.
10161 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
10162 (vcond<v_cmp_result><mode>): Ditto.
10163 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
10164 (vcondu<mode><mode>): Ditto.
10165 (vcond<v_cmp_mixed><mode>): New pattern.
10166 (vcondu<mode><v_cmp_mixed>): New pattern.
10167 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
10168 of aarch64_vcond_internal.
10170 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10171 Renlin Li <renlin.li@arm.com>
10172 Bin Cheng <bin.cheng@arm.com>
10174 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
10175 (vec_cmp<mode><v_cmp_result>): New pattern.
10176 (vec_cmpu<mode><mode>): New pattern.
10177 (vcond_mask_<mode><v_cmp_result>): New pattern.
10179 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10181 PR tree-optimization/71734
10182 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
10183 REF_LOOP, invoke ref_indep_loop_p_1.
10184 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
10185 to ref_indep_loop_p.
10186 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
10187 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
10188 is inside LOOP, do not cache dpendence value for loops with
10190 (ref_indep_loop_p_2): Delete function.
10191 (can_sm_ref_p): Pass LOOP as additional argument to
10194 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
10197 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
10198 being an offsettable address.
10200 2016-08-10 Martin Liska <mliska@suse.cz>
10202 PR gcov-profile/58306
10203 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
10204 atomic variants of profile update functions.
10206 2016-08-10 Martin Liska <mliska@suse.cz>
10208 Cherry picked (and modified) from google-4_7 branch
10209 2012-12-26 Rong Xu <xur@google.com>
10210 * common.opt (fprofile-update): Add new flag.
10211 * coretypes.h: Define enum profile_update.
10212 * doc/invoke.texi: Document -fprofile-update.
10213 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
10214 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
10215 * tree-profile.c (gimple_init_edge_profiler): Generate
10216 also atomic profiler update.
10217 (gimple_gen_edge_profiler): Likewise.
10219 2016-08-10 David Malcolm <dmalcolm@redhat.com>
10221 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
10222 stack_usage_file to NULL after fclose calls.
10224 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10227 * reload.c (push_reload): Compute subreg_in_class for
10228 subregs of constants and plus expressions. Remove special
10229 handling of SYMBOL_REFs.
10231 2016-08-10 Alan Modra <amodra@gmail.com>
10234 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
10235 SImode for TARGET_E500_DOUBLE when given SImode.
10237 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
10239 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
10240 unused variable __O.
10242 2016-08-09 Martin Liska <mliska@suse.cz>
10244 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
10245 _gcov_reset to __gcov_reset.
10246 * doc/gcov-tool.texi: Fix typo.
10248 2016-08-09 Martin Liska <mliska@suse.cz>
10250 * value-prof.c (gimple_divmod_values_to_profile): Do not
10251 instrument MOD histogram if a value is not a SSA name.
10253 2016-08-09 Martin Liska <mliska@suse.cz>
10255 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
10258 2016-08-09 Renlin Li <renlin.li@arm.com>
10260 PR middle-end/64971
10261 * calls.c (prepare_call_address): Convert funexp to Pmode when
10263 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
10264 (sibcall_value): Likewise.
10266 2016-08-09 Marek Polacek <polacek@redhat.com>
10269 * cselib.c (cselib_expand_value_rtx_1): Add return.
10270 * gengtype.c (dbgprint_count_type_at): Likewise.
10271 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
10272 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
10274 2016-08-09 Martin Jambor <mjambor@suse.cz>
10277 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
10278 if instance is a MEM_REF.
10280 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
10283 * config/i386/i386.md (*movtf_internal): Use
10284 lra_in_progress || reload_completed instead of !can_create_pseudo_p
10285 in the insn constraint.
10286 (*movxf_internal): Ditto.
10287 (*movdf_internal): Ditto.
10288 (*movsf_internal): Ditto.
10290 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10292 PR tree-optimization/72772
10293 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10296 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10298 PR tree-optimization/72772
10299 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
10301 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
10302 parameter STOP and update calls. Move expand_simple_operations
10303 function call from here...
10304 (simplify_using_initial_conditions): ...to here. Delete parameter
10306 (tree_simplify_using_condition): Delete parameter STOP.
10307 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
10308 simplify_using_initial_conditions.
10310 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
10313 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
10314 Use create_tmp_var_raw instead of create_tmp_var.
10316 2016-08-09 Richard Biener <rguenther@suse.de>
10318 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
10319 Treat same SSA names related.
10321 2016-08-09 Jakub Jelinek <jakub@redhat.com>
10323 PR tree-optimization/72824
10324 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
10325 real_zerop is not negative.
10327 2016-08-09 Richard Biener <rguenther@suse.de>
10329 PR tree-optimization/71802
10330 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
10331 all merge opportunities with the predecessor.
10333 2016-08-09 Richard Biener <rguenther@suse.de>
10336 * ipa-prop.c (ipa_modify_formal_parameters): Build
10337 parameter types with natural alignment also for the
10340 2016-08-08 Andi Kleen <ak@linux.intel.com>
10342 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
10344 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10347 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
10348 do-nothing langhook.
10349 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
10350 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
10351 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
10352 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
10354 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10357 * input.c: Ensure that HAVE_ICONV is defined.
10359 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10361 PR middle-end/72781
10362 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
10363 private vars for lastprivate and for linear iterator.
10365 PR middle-end/68762
10366 * omp-simd-clone.c: Include varasm.h.
10367 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
10368 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
10369 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
10370 update function name.
10372 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10374 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
10375 (avr_diagnose_devicespecs_error): Remove.
10376 (avr_devicespecs_file): Remove composing absolute path for specfile
10377 and its verbose info. Remove conditions to check specs-file,
10379 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10381 PR rtl-optimization/72821
10382 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
10383 just return false for them.
10385 2016-08-08 Alan Modra <amodra@gmail.com>
10388 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
10389 toc refs created during reload. Update function comment.
10391 2016-08-08 Alan Modra <amodra@gmail.com>
10394 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
10395 alternatives. Put loads first, then stores, and reg/reg moves
10396 within same class later. Delete attr length.
10398 2016-08-08 Alan Modra <amodra@gmail.com>
10401 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
10402 (mem_operand_ds_form): New predicate.
10403 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
10404 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
10405 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
10406 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
10407 (extendsfdf2_fpr): Replace o constraint with wY.
10409 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
10411 * tree-ssa-threadbackward.c: Include tree-inline.h
10412 (profitable_jump_thread_path): Use estimate_num_insns to estimate
10413 size of copied block; for cold paths reduce duplication.
10414 (find_jump_threads_backwards): Remove redundant tests.
10415 (pass_thread_jumps::gate): Enable for -Os.
10417 2016-08-07 Jakub Jelinek <jakub@redhat.com>
10420 * stor-layout.c (layout_decl): Fix up formatting.
10421 (relayout_decl): Allow DECL to be FIELD_DECL.
10423 2016-08-07 Alan Modra <amodra@gmail.com>
10425 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
10427 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10429 * data-streamer-in.c (streamer_read_wide_int): New.
10430 (streamer_read_widest_int): Renamed function.
10431 * data-streamer-out.c (streamer_write_wide_int): New
10432 (streamer_write_widest_int): Renamed function.
10433 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
10435 (input_cfg): Call renamed function.
10436 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
10438 (output_cfg): Call renamed function.
10439 * data-streamer.h: Add declarations.
10441 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10443 * tree-ssa-ccp.c (extend_mask): New param sgn.
10444 Remove ORing with wi::mask.
10445 (get_default_value): Adjust call to extend_mask to pass sign.
10446 (evaluate_stmt): Likewise.
10448 2016-08-06 Jakub Jelinek <jakub@redhat.com>
10450 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
10453 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10455 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
10456 transform if operand's type is pointer to function or method.
10458 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10460 PR tree-optimization/18046
10461 * tree-ssa-threadedge.c: Include cfganal.h.
10462 (simplify_control_statement_condition): If simplifying a
10463 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
10464 with the dominating ASSERT_EXPR before handing it off to VRP.
10465 Mention that a CASE_LABEL_EXPR may be returned.
10466 (thread_around_empty_blocks): Adjust to handle
10467 simplify_control_statement_condition() returning a
10469 (thread_through_normal_block): Likewise.
10470 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
10471 a switch statement by trying to determine which case label
10474 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
10476 PR rtl-optimization/69847
10477 * lra-constraints.c (process_invariant_for_inheritance): Save
10478 pattern instead of src.
10479 (remove_inheritance_pseudos): Use the pattern. Add assert.
10481 2016-08-05 David Malcolm <dmalcolm@redhat.com>
10483 * input.c (string_concat::string_concat): New constructor.
10484 (string_concat_db::string_concat_db): New constructor.
10485 (string_concat_db::record_string_concatenation): New method.
10486 (string_concat_db::get_string_concatenation): New method.
10487 (string_concat_db::get_key_loc): New method.
10488 (class auto_cpp_string_vec): New class.
10489 (get_substring_ranges_for_loc): New function.
10490 (get_source_range_for_substring): New function.
10491 (get_num_source_ranges_for_substring): New function.
10492 (class selftest::lexer_test_options): New class.
10493 (struct selftest::lexer_test): New struct.
10494 (class selftest::ebcdic_execution_charset): New class.
10495 (selftest::ebcdic_execution_charset::s_singleton): New variable.
10496 (selftest::lexer_test::lexer_test): New constructor.
10497 (selftest::lexer_test::~lexer_test): New destructor.
10498 (selftest::lexer_test::get_token): New method.
10499 (selftest::assert_char_at_range): New function.
10500 (ASSERT_CHAR_AT_RANGE): New macro.
10501 (selftest::assert_num_substring_ranges): New function.
10502 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
10503 (selftest::assert_has_no_substring_ranges): New function.
10504 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
10505 (selftest::test_lexer_string_locations_simple): New function.
10506 (selftest::test_lexer_string_locations_ebcdic): New function.
10507 (selftest::test_lexer_string_locations_hex): New function.
10508 (selftest::test_lexer_string_locations_oct): New function.
10509 (selftest::test_lexer_string_locations_letter_escape_1): New function.
10510 (selftest::test_lexer_string_locations_letter_escape_2): New function.
10511 (selftest::test_lexer_string_locations_ucn4): New function.
10512 (selftest::test_lexer_string_locations_ucn8): New function.
10513 (selftest::uint32_from_big_endian): New function.
10514 (selftest::test_lexer_string_locations_wide_string): New function.
10515 (selftest::uint16_from_big_endian): New function.
10516 (selftest::test_lexer_string_locations_string16): New function.
10517 (selftest::test_lexer_string_locations_string32): New function.
10518 (selftest::test_lexer_string_locations_u8): New function.
10519 (selftest::test_lexer_string_locations_utf8_source): New function.
10520 (selftest::test_lexer_string_locations_concatenation_1): New
10522 (selftest::test_lexer_string_locations_concatenation_2): New
10524 (selftest::test_lexer_string_locations_concatenation_3): New
10526 (selftest::test_lexer_string_locations_macro): New function.
10527 (selftest::test_lexer_string_locations_stringified_macro_argument):
10529 (selftest::test_lexer_string_locations_non_string): New function.
10530 (selftest::test_lexer_string_locations_long_line): New function.
10531 (selftest::test_lexer_char_constants): New function.
10532 (selftest::input_c_tests): Call the new test functions once per
10533 case within the line_table test matrix.
10534 * input.h (struct string_concat): New struct.
10535 (struct location_hash): New struct.
10536 (class string_concat_db): New class.
10537 * substring-locations.h: New header.
10539 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10541 PR tree-optimization/72810
10542 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
10543 the type of the case labels when truncating.
10545 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
10548 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
10549 (aarch64_fp16_ptr_type_node): Likewise.
10550 * config/aarch64/aarch64-simd-builtins.c
10551 (aarch64_fp16_ptr_type_node): Define.
10552 (aarch64_init_fp16_types): New, refactored out of...
10553 (aarch64_init_builtins): ...here, update to call
10554 aarch64_init_fp16_types.
10555 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
10557 (aapcs_vfp_sub_candidate): Likewise.
10559 2016-08-05 Martin Liska <mliska@suse.cz>
10560 Joshua Cranmer <Pidgeot18@gmail.com>
10562 * gcov.c (line_t::has_block): New function.
10563 (enum loop_type): New enum.
10564 (handle_cycle): New function.
10565 (unblock): Likewise.
10566 (circuit): Likewise.
10567 (get_cycles_count): Likewise.
10568 (accumulate_line_counts): Use new loop detection algorithm.
10570 2016-08-05 Martin Liska <mliska@suse.cz>
10572 * gcov.c (output_intermediate_file): Rename
10573 function_info::line_next to next_file_fn.
10574 (process_file): Likewise.
10575 (read_graph_file): Likewise.
10576 (accumulate_line_counts): Likewise.
10577 (output_lines): Likewise.
10579 2016-08-05 Richard Biener <rguenther@suse.de>
10581 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
10582 restriction on threading to a loop header.
10584 2016-08-05 Richard Biener <rguenther@suse.de>
10586 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
10587 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
10588 adjust loop info accordingly.
10590 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
10592 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
10593 before folding call to __builtin_constant_p with parameters to false.
10595 2016-08-05 Alan Modra <amodra@gmail.com>
10597 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
10598 code accidentally committed 2016-05-02 providing class when given
10601 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10603 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
10604 the case label ranges that partially overlap with OP's value
10607 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
10610 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
10611 Cast builtin function result to __mmask16 instead of __mmask8.
10612 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10613 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
10614 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10616 2016-08-04 David Malcolm <dmalcolm@redhat.com>
10618 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
10619 (ASSERT_TRUE_AT): New macro.
10620 (ASSERT_FALSE): Reimplement in terms of...
10621 (ASSERT_FALSE_AT): New macro.
10622 (ASSERT_STREQ_AT): Fix typo in comment.
10624 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10626 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
10627 labels are exhaustive, designate the label with the widest
10628 range to be the default label.
10630 2016-08-04 Andrew Pinski <apinski@cavium.com>
10632 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
10633 (thunderx_tunings): Use thunderx_vector_cost instead of
10634 generic_vector_cost.
10636 2016-08-04 Martin Liska <mliska@suse.cz>
10638 * gcov.c (main): Fix GNU coding style.
10639 (output_intermediate_file): Likewise.
10640 (process_file): Likewise.
10641 (generate_results): Likewise.
10642 (release_structures): Likewise.
10643 (create_file_names): Likewise.
10644 (find_source): Likewise.
10645 (read_graph_file): Likewise.
10646 (find_exception_blocks): Likewise.
10647 (canonicalize_name): Likewise.
10648 (make_gcov_file_name): Likewise.
10649 (mangle_name): Likewise.
10650 (accumulate_line_counts): Likewise.
10651 (output_branch_count): Likewise.
10652 (read_line): Likewise.
10654 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
10656 PR rtl-optimization/71779
10657 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
10658 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
10659 or if it was truncated.
10661 PR rtl-optimization/70903
10662 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
10664 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10666 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
10667 accessing SSA_NAME_PTR_INFO.
10669 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10672 * common/config/avr/avr-common.c (avr_option_optimization_table)
10673 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
10675 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10678 * config/avr/avr.md: New pattern to work around do_store_flag
10679 generating shift instructions for bit extractions.
10681 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10683 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
10685 (add_equivalence): Likewise.
10686 (get_value_range): Allocate value range with vrp_value_range_pool.
10687 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
10688 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
10690 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
10692 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
10693 the default for the rs6000 port.
10695 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10697 PR middle-end/71876
10698 * calls.c (special_function_p): Remove special handling of
10699 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
10700 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
10701 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
10703 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
10705 PR middle-end/72778
10706 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
10707 Don't stop on regular insns.
10709 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
10711 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
10712 size to DImode boundary.
10713 (nvptx_propagate): Likewise.
10715 2016-08-03 Alan Modra <amodra@gmail.com>
10717 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
10718 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
10719 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
10720 from -mefficient-unaligned-vector. Note that this affects fp too.
10722 2016-08-03 Alan Modra <amodra@gmail.com>
10724 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
10727 2016-08-03 Alan Modra <amodra@gmail.com>
10729 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
10730 to a reg. Localize vars.
10732 2016-08-03 Alan Modra <amodra@gmail.com>
10734 * config/rs6000/rs6000.opt: Remove negatives from help strings
10737 2016-08-03 Alan Modra <amodra@gmail.com>
10739 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
10740 Delete duplicated code.
10742 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10744 PR middle-end/72778
10745 * lra-spills.c (regno_in_use_p): New.
10746 (lra_final_code_change): Use it.
10748 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10750 PR rtl-optimization/69847
10751 * lra-int.h (struct lra-reg): Use restore_rtx instead of
10753 (lra_rtx_hash): New.
10754 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
10756 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
10757 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
10758 * lra-spills.c (lra_final_code_change): Don't delete insn when the
10759 next insn is USE with the same reg as the current insn source.
10760 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
10762 (lra_constraints_init): Call initiate_invariants.
10763 (lra_constraints_finish): Call finish_invariants.
10764 (struct invariant, invariant_t, invariant_ptr_t): New.
10765 (const_invariant_ptr_t, invariants, invariants_pool): New.
10766 (invariant_table, invariant_hash, invariant_eq_p): New.
10767 (insert_invariant, initiate_invariants, finish_invariants): New.
10768 (clear_invariants, invalid_invariant_regs): New.
10769 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
10770 instead of restore_regno.
10771 (invariant_p, process_invariant_for_inheritance): New.
10772 (inherit_in_ebb): Implement invariant inheritance.
10773 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
10774 (remove_inheritance_pseudos): Implement undoing invariant
10776 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
10777 instead of restore_regno.
10778 * lra-assigns.c (regno_live_length): New.
10779 (reload_pseudo_compare_func): Use regno_live_length.
10780 (assign_by_spills): Use restore_rtx instead of restore_regno.
10781 (lra_assign): Ditto. Initiate regno_live_length.
10783 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
10785 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
10786 __builtin_aarch64_fmindf.
10788 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10790 PR tree-optimization/34114
10791 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
10792 information for more control IVs.
10794 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10796 PR tree-optimization/34114
10797 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
10798 PLUS_EXPR case. Handle SSA_NAME case.
10800 2016-08-02 Tamar Christina <tamar.christina@arm.com>
10802 * config/aarch64/aarch64-simd-builtins.def
10803 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
10804 (__builtin_aarch64_fmaxdf): Likewise.
10805 (__builtin_aarch64_smin_nandf): Likewise.
10806 (__builtin_aarch64_smax_nandf): Likewise.
10807 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
10808 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
10809 (<fmaxmin><mode>3): ...this.
10810 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
10811 (vminnm_f64): Likewise.
10812 (vmin_f64): Likewise.
10813 (vmax_f64): Likewise.
10814 * config/aarch64/iterators.md (FMAXMIN): Merge with...
10815 (FMAXMIN_UNS): ...this.
10816 (fmaxmin): Merged with
10817 (fmaxmin_op): ...this...
10818 (maxmin_uns_op): ...in to this.
10820 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10822 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10823 Add support for vec_extract on vector float, vector int, vector
10824 short, and vector char vector types.
10825 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10826 vector float, vector int, vector short, and vector char
10827 optimizations on 64-bit ISA 2.07 systems for both constant and
10828 variable element numbers.
10829 (rs6000_split_vec_extract_var): Likewise.
10830 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
10831 Altivec registers on ISA 2.07 and above.
10832 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
10833 which never was matched due to the split occuring before register
10834 allocation (and the code would not have worked on little endian
10835 systems if it did match). Allow extracts to go to the Altivec
10836 registers if ISA 2.07 (power8). Change from using "" around the
10837 C++ code to using {}'s.
10838 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
10839 vec_extracts when the vector is in memory.
10840 (vsx_extract_v4sf_var): New insn to optimize vector float
10841 vec_extracts when the element number is variable on 64-bit ISA
10843 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
10844 for 64-bit ISA 2.07 as well as ISA 3.0.
10845 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
10846 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
10847 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
10848 optimize vector int, vector short, and vector char vec_extracts
10849 when the vector is in memory.
10850 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
10851 optimize vector int, vector short, and vector char vec_extracts
10852 when the element number is variable.
10854 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10857 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
10858 does not overlap with other symbol flags.
10860 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
10862 * config/aarch64/aarch64.h (aarch64_frame):
10863 Remove padding0 and hardfp_offset. Add locals_offset,
10864 initial_adjust, callee_adjust, callee_offset and final_adjust.
10865 * config/aarch64/aarch64.c (aarch64_layout_frame):
10866 Remove unused padding0 and hardfp_offset initializations.
10867 Choose frame layout and set frame variables accordingly.
10868 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
10869 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
10870 (aarch64_pop_regs): Likewise.
10871 (aarch64_expand_prologue): Remove all decision code, just emit
10872 prolog according to frame variables.
10873 (aarch64_expand_epilogue): Remove all decision code, just emit
10874 epilog according to frame variables.
10875 (aarch64_initial_elimination_offset): Use offset to local/arg area.
10877 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
10880 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
10881 fix_debug_reg_uses after changing source register mode to
10882 V1TImode if source register is undefined.
10884 2015-08-01 Alan Hayward <alan.hayward@arm.com>
10886 PR tree-optimization/71818
10887 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
10888 with non invariant evolutions
10890 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10893 * config/avr/avr.md (length) [branch]: Correct insn length
10894 attribute for forward branches.
10896 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10898 * doc/extend.texi (AVR Built-in Functions): Document
10899 __builtin_avr_nops.
10900 * config/avr/builtins.def (NOPS): New.
10901 * config/avr/avr.c (avr_expand_nops): New static function.
10902 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
10904 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10906 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
10907 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
10910 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
10912 * config/aarch64/aarch64.c (vulcan_tunings): Update
10913 vulcan L1 cache_line_size.
10915 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10917 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
10918 function that takes a vector memory address, a hard register, an
10919 element number and a temporary base register, and recreates an
10920 address that points to the appropriate element within the vector.
10921 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
10922 (rs6000_split_vec_extract_var): Add support for the target of a
10923 vec_extract with variable element number being a scalar memory
10925 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
10927 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
10928 vsx_extract_<mode>_load insn with a new insn that optimizes
10929 storing either element to a memory location, using scratch
10930 registers to pick apart the vector and reconstruct the address.
10931 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
10932 (vsx_extract_<mode>_store): Rework alternatives to more correctly
10933 support Altivec registers. Add support for ISA 3.0 Altivec d-form
10935 (vsx_extract_<mode>_var): Add support for extracting a variable
10936 element number from memory.
10938 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
10940 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
10941 when testing for compares against constants of the form 0xabab.
10943 2016-07-29 Bin Cheng <bin.cheng@arm.com>
10945 PR tree-optimization/57558
10946 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
10948 (vect_loop_versioning): Support versioning with niter assumptions.
10949 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
10950 (vect_get_loop_niters): New parameter. Reimplement to support
10951 assumptions in loop niter info.
10952 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
10953 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
10954 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
10955 Support loop versioning for niters.
10956 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
10957 (vect_free_loop_info_assumptions): New function.
10958 (vectorize_loops): Free loop niter info for loops with flag
10959 LOOP_F_ASSUMPTIONS set if vectorization failed.
10960 * tree-vectorizer.h (struct _loop_vec_info): New field
10961 num_iters_assumptions.
10962 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
10963 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
10964 (LOOP_REQUIRES_VERSIONING): New macro.
10965 (vect_free_loop_info_assumptions): New decl.
10967 2016-07-29 Bin Cheng <bin.cheng@arm.com>
10969 * cfgloop.h (struct loop): New field constraints.
10970 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
10971 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
10973 * cfgloop.c (alloc_loop): Initialize new field.
10974 * cfgloopmanip.c (copy_loop_info): Copy constraints.
10975 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
10976 Adjust niter analysis wrto loop constraints.
10977 * doc/loop.texi (@node Number of iterations): Add description for loop
10980 2016-07-29 Marek Polacek <polacek@redhat.com>
10983 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
10984 (ix86_expand_round_builtin): Likewise.
10986 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
10987 Georg-Johann Lay <avr@gjlay.de>
10989 PR rtl-optimization/71976
10990 * combine.c (get_last_value): Return 0 if the argument for which
10991 the function is called has a wider mode than the recorded value.
10993 2016-07-29 Marek Polacek <polacek@redhat.com>
10996 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
10997 (altivec_expand_st_builtin): Likewise.
10999 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
11001 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
11002 introduced in r238381.
11004 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
11006 PR middle-end/68217
11007 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
11008 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
11010 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
11012 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
11014 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11015 Add support for vec_extract of vector double or vector long having
11016 a variable element number on 64-bit ISA 2.07 systems or newer.
11017 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
11019 (rs6000_split_vec_extract_var): New function to split a
11020 vec_extract built-in function with variable element number.
11021 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
11023 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
11024 (UNSPEC_VSX_EXTRACT): Likewise.
11025 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
11026 direct move instructions to be generated on 64-bit ISA 2.07
11027 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
11029 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
11030 arguments for vec_extract variable element.
11031 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
11032 vec_extract with variable element on V2DFmode and V2DImode
11034 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
11035 -mupper-regs-df requirement, since it isn't needed.
11036 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
11037 do direct moves on 64-bit systems, which allows optimization of
11038 vec_extract on 64-bit ISA 2.07 systems and newer.
11040 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11041 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11043 * config/aarch64/aarch64.md
11044 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
11045 statement and type.
11046 (<optab>qihi2_aarch64): Likewise, and split into two.
11047 (extendqihi2_aarch64): New.
11048 (zero_extendqihi2_aarch64): New.
11049 * config/aarch64/iterators.md (ldrxt): Remove.
11050 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
11053 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11055 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
11057 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11059 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
11060 (aarch64_push_reg): New function to push 1 or 2 registers.
11061 (aarch64_pop_reg): New function to pop 1 or 2 registers.
11062 (aarch64_expand_prologue): Use aarch64_push_regs.
11063 (aarch64_expand_epilogue): Use aarch64_pop_regs.
11065 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
11067 PR tree-optimization/71734
11068 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
11069 attribute instead of REF_LOOP and use it.
11070 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
11071 set it for Loops having non-zero safelen attribute.
11072 (ref_indep_loop_p): Pass zero as initial value for safelen.
11074 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
11076 PR middle-end/72657
11078 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
11079 call using chkp_gimple_call_builtin_p.
11080 (chkp_copy_bounds_for_assign): Likewise.
11082 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11084 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
11085 * config/arm/arm-protos.h (struct tune_params): Likewise.
11086 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
11087 (cortex_a9_sched_adjust_cost): Likewise.
11088 (fa726te_sched_adjust_cost): Likewise.
11089 (arm_adjust_cost): Likewise.
11090 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
11091 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
11092 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
11093 * config/i386/i386.c (ix86_adjust_cost): Likewise.
11094 * config/ia64/ia64.c: Likewise.
11095 * config/m68k/m68k.c: Likewise.
11096 * config/mep/mep.c (mep_adjust_cost): Likewise.
11097 * config/microblaze/microblaze.c (microblaze_adjust_cost):
11099 * config/mips/mips.c (mips_adjust_cost): Likewise.
11100 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
11102 * config/pa/pa.c (pa_adjust_cost): Likewise.
11103 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
11104 (rs6000_debug_adjust_cost): Likewise.
11105 * config/sh/sh.c (sh_adjust_cost): Likewise.
11106 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
11107 (hypersparc_adjust_cost): Likewise.
11108 (sparc_adjust_cost): Likewise.
11109 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
11110 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
11111 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
11113 * config/visium/visium.c (visium_adjust_cost): Likewise.
11114 * doc/tm.texi: Regenerate.
11115 * haifa-sched.c (dep_cost_1): Adjust.
11116 * target.def: Merge adjust_cost and adjust_cost_2.
11118 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11120 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
11122 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11124 * store-motion.c (struct st_expr): Make pattern_regs a vector.
11125 (extract_mentioned_regs): Append to a vector instead of
11126 returning a rtx_expr_list.
11127 (st_expr_entry): Adjust.
11128 (free_st_expr_entry): Likewise.
11129 (store_ops_ok): Likewise.
11130 (store_killed_in_insn): Likewise.
11131 (find_moveable_store): Likewise.
11133 2016-07-28 Martin Liska <mliska@suse.cz>
11135 PR gcov-profile/68025
11136 * tree-profile.c (tree_profiling): Respect
11137 no_profile_instrument_function attribute.
11138 * doc/extend.texi: Document no_profile_instrument_function
11141 2016-07-28 Martin Liska <mliska@suse.cz>
11143 PR rtl-optimization/70944
11144 * combine.c (make_compound_operation):
11145 Do not allow make_compound_operation for vector mode
11147 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
11149 PR middle-end/71994
11150 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
11151 before calling get_ops.
11153 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11155 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
11156 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
11157 (BITS_PER_UNIT_LOG): Remove.
11158 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
11159 * expr.c (expand_assignment): Likewise.
11160 * stor-layout.c (initialize_sizetypes): Likewise.
11162 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
11164 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
11165 signature of rs6000_expand_vector_extract so that the element
11166 number is a RTX instead of a constant integer.
11167 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
11169 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
11170 (altivec_expand_vec_ext_builtin): Likewise.
11171 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
11172 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
11173 MFVSRLD instruction.
11175 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11177 * input.c (get_pure_location): Move here from tree.c.
11178 (make_location): Likewise. Add header comment.
11179 (selftest::test_accessing_ordinary_linemaps): Verify
11180 pure_location_p, make_location, get_location_from_adhoc_loc and
11181 get_range_from_loc.
11182 * input.h (get_pure_location): Move declaration here from tree.h.
11183 (get_finish): Likewise for inline function.
11184 (make_location): Likewise for declaration.
11185 * tree.c (get_pure_location): Move to input.c.
11186 (make_location): Likewise.
11187 * tree.h (get_pure_location): Move declaration to tree.h.
11188 (get_finish): Likewise for inline function.
11189 (make_location): Likewise for declaration.
11191 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11193 PR middle-end/71078
11194 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
11196 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11198 * system.h (STATIC_ASSERT): Use static_assert if building
11199 with C++11 onwards.
11201 2016-07-27 Richard Biener <rguenther@suse.de>
11203 PR tree-optimization/72517
11204 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
11205 Revert change to not compute read-read dependences.
11207 2016-07-27 Richard Biener <rguenther@suse.de>
11209 * predict.c (set_even_probabilities): Make nedges unsigned.
11211 2016-07-27 Martin Liska <mliska@suse.cz>
11213 * predict.c (set_even_probabilities): Handle unlikely edges.
11214 (combine_predictions_for_bb): Likewise.
11216 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11219 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
11220 __float128 support when we don't have hardware support, so that
11221 the IEEE built-in functions like isgreater, first call __unordkf3
11222 to make sure neither operand is a NaN, and if both operands are
11223 ordered, do the normal comparison.
11225 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11227 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
11229 (extract_code_and_val_from_cond_with_ops): Verify that name is
11230 either cond_op0 or cond_op1.
11232 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11234 PR tree-optimization/18046
11235 * genmodes.c (emit_mode_size_inline): Emit an assert that
11236 verifies that mode is a valid array index.
11237 (emit_mode_nuinits_inline): Likewise.
11238 (emit_mode_inner_inline): Likewise.
11239 (emit_mode_unit_size_inline): Likewise.
11240 (emit_mode_unit_precision_inline): Likewise.
11241 * tree-vrp.c: Include params.h.
11242 (find_switch_asserts): Register edge assertions for the default
11243 label which correspond to the anti-ranges of each case label.
11244 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
11245 * doc/invoke.texi: Document it.
11247 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11249 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
11250 and unnecessary call to gimple_bb.
11252 2016-07-26 Richard Biener <rguenther@suse.de>
11254 PR rtl-optimization/71984
11255 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
11258 2016-07-26 Richard Biener <rguenther@suse.de>
11260 PR middle-end/72517
11261 * expmed.c (extract_bit_field_1): Constrain the vector mode
11262 with element size matching the extraction mode size when
11263 choosing a better vector mode to do the extraction from.
11265 2016-07-26 Richard Biener <rguenther@suse.de>
11266 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11268 PR middle-end/70920
11269 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
11272 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11274 * tree-ssa-structalias.c (struct scc_info): Change types of
11275 members to auto_sbitmap and auto_vec.
11276 (scc_info::scc_info): New constructor.
11277 (scc_info::~scc_info): New destructor.
11278 (init_scc_info): Remove.
11279 (free_scc_info): Remove.
11280 (find_indirect_cycles): Adjust.
11281 (perform_var_substitution): Likewise.
11282 (free_var_substitution_info): Likewise.
11284 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11286 * tree-outof-ssa.c (struct elim_graph): Change type of members
11287 to auto_vec and auto_sbitmap.
11288 (elim_graph::elim_graph): New constructor.
11289 (delete_elim_graph): Remove.
11290 (expand_phi_nodes): Adjust.
11292 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11294 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
11295 (new_elim_graph): Adjust.
11296 (clear_elim_graph): Likewise.
11297 (delete_elim_graph): Likewise.
11298 (elim_graph_size): Likewise.
11299 (elim_graph_add_node): Likewise.
11300 (elim_graph_add_edge): Likewise.
11301 (elim_graph_remove_succ_edge): Likewise.
11302 (eliminate_name): Likewise.
11303 (eliminate_build): Likewise.
11304 (elim_forward): Likewise.
11305 (elim_unvisited_predecessor): Likewise.
11306 (elim_backward): Likewise.
11307 (elim_create): Likewise.
11308 (eliminate_phi): Likewise.
11309 (expand_phi_nodes): Likewise.
11311 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11313 * bt-load.c (compute_out): Use auto_sbitmap class.
11314 (link_btr_uses): Likewise.
11315 * cfganal.c (mark_dfs_back_edges): Likewise.
11316 (post_order_compute): Likewise.
11317 (inverted_post_order_compute): Likewise.
11318 (pre_and_rev_post_order_compute_fn): Likewise.
11319 (single_pred_before_succ_order): Likewise.
11320 * cfgexpand.c (pass_expand::execute): Likewise.
11321 * cfgloop.c (verify_loop_structure): Likewise.
11322 * cfgloopmanip.c (fix_bb_placements): Likewise.
11323 (remove_path): Likewise.
11324 (update_dominators_in_loop): Likewise.
11325 * cfgrtl.c (break_superblocks): Likewise.
11326 * ddg.c (check_sccs): Likewise.
11327 (create_ddg_all_sccs): Likewise.
11328 * df-core.c (df_worklist_dataflow): Likewise.
11329 * dse.c (dse_step3): Likewise.
11330 * except.c (eh_region_outermost): Likewise.
11331 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11332 * gcse.c (prune_expressions): Likewise.
11333 (prune_insertions_deletions): Likewise.
11334 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
11335 * graph.c (draw_cfg_nodes_no_loops): Likewise.
11336 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
11337 * lcm.c (compute_earliest): Likewise.
11338 (compute_farthest): Likewise.
11339 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
11340 (unroll_loop_runtime_iterations): Likewise.
11341 (unroll_loop_stupid): Likewise.
11342 * lower-subreg.c (decompose_multiword_subregs): Likewise.
11343 * lra-lives.c: Likewise.
11344 * lra.c (lra): Likewise.
11345 * modulo-sched.c (schedule_reg_moves): Likewise.
11346 (optimize_sc): Likewise.
11347 (get_sched_window): Likewise.
11348 (sms_schedule_by_order): Likewise.
11349 (check_nodes_order): Likewise.
11350 (order_nodes_of_sccs): Likewise.
11351 (order_nodes_in_scc): Likewise.
11352 * recog.c (split_all_insns): Likewise.
11353 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
11354 * reload1.c (reload): Likewise.
11355 * sched-rgn.c (haifa_find_rgns): Likewise.
11356 (split_edges): Likewise.
11357 (compute_trg_info): Likewise.
11358 * sel-sched.c (init_seqno): Likewise.
11359 * store-motion.c (remove_reachable_equiv_notes): Likewise.
11360 * tree-into-ssa.c (update_ssa): Likewise.
11361 * tree-ssa-live.c (live_worklist): Likewise.
11362 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
11363 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11365 (try_peel_loop): Likewise.
11366 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11368 * tree-ssa-pre.c (compute_antic): Likewise.
11369 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
11370 * tree-stdarg.c (reachable_at_most_once): Likewise.
11371 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
11372 * var-tracking.c (vt_find_locations): Likewise.
11374 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11376 * sbitmap.h (auto_sbitmap): New class.
11378 2016-07-26 Alan Modra <amodra@gmail.com>
11381 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
11384 2016-07-25 David Malcolm <dmalcolm@redhat.com>
11386 * input.c (selftest::temp_source_file::temp_source_file): Fix
11387 missing "%s" in fprintf.
11389 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
11391 PR middle-end/71732
11392 * cselib.c (cselib_process_insn): Invalidate argument slots for
11395 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11397 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
11398 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
11399 vmulxh_lane_f16, vmulxh_laneq_f16): New.
11401 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11403 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11404 * config/aarch64/aarch64.md (fma, fnma): Support HF.
11405 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
11407 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11409 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11410 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
11412 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
11413 (add<mode>3): Likewise.
11414 (sub<mode>3): Likewise.
11415 (mul<mode>3): Likewise.
11416 (div<mode>3): Likewise.
11417 (*div<mode>3): Likewise.
11418 (<fmaxmin><mode>3): Extend to HF.
11419 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
11420 (fabd<mode>3): Likewise.
11421 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
11422 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
11423 (aarch64_fmulx<mode>): Likewise.
11424 (aarch64_fac<optab><mode>): Likewise.
11425 (aarch64_frecps<mode>): Likewise.
11426 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
11427 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
11428 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
11429 (VSDQ_HSDI): Support HI.
11430 (fcvt_target, FCVT_TARGET): Likewise.
11431 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
11432 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
11433 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
11434 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
11435 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
11436 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
11437 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
11438 vrsqrtsh_f16): New.
11440 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11442 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
11443 * config/aarch64/aarch64-builtins.c (hi_UP): New.
11444 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11445 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
11447 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
11448 (aarch64_cm<optab><mode>): Likewise.
11449 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
11450 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
11451 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
11452 (sqrt<mode>2): Likewise.
11453 (*sqrt<mode>2): Likewise.
11454 (abs<mode>2): Likewise.
11455 (<optab><mode>hf2): New pattern for HF mode.
11456 (<optab>hihf2): Likewise.
11457 * config/aarch64/arm_neon.h: Include arm_fp16.h.
11458 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
11459 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
11461 * config/aarch64/arm_fp16.h: New file.
11462 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
11463 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
11464 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
11465 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
11466 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
11467 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
11468 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
11469 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
11470 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
11471 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
11472 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
11473 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
11476 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11478 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
11479 reduc_smin_scal_): Use VDQIF_F16.
11480 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
11481 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
11483 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
11484 * config/aarch64/iterators.md (VDQIF_F16): New.
11485 (vp): Support HF modes.
11486 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
11487 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
11489 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11491 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
11492 "*aarch64_mulx_elt_from_dup<mode>".
11493 (*aarch64_mul3_elt<mode>): Update schedule type.
11494 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
11495 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
11496 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
11497 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
11498 (f, fp): Support HF modes.
11499 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
11500 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
11501 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
11502 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
11503 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
11504 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
11506 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11508 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11509 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
11511 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
11514 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11516 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11517 * config/aarch64/aarch64-simd.md
11518 (aarch64_rsqrts<mode>): Extend to HF modes.
11519 (fabd<mode>3): Likewise.
11520 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
11521 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
11522 (aarch64_<maxmin_uns>p<mode>): Likewise.
11523 (<su><maxmin><mode>3): Likewise.
11524 (<maxmin_uns><mode>3): Likewise.
11525 (<fmaxmin><mode>3): Likewise.
11526 (aarch64_faddp<mode>): Likewise.
11527 (aarch64_fmulx<mode>): Likewise.
11528 (aarch64_frecps<mode>): Likewise.
11529 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
11530 (add<mode>3): Extend to HF modes.
11531 (sub<mode>3): Likewise.
11532 (mul<mode>3): Likewise.
11533 (div<mode>3): Likewise.
11534 (*div<mode>3): Likewise.
11535 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
11537 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
11538 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
11539 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
11540 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
11541 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
11542 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
11543 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
11544 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
11545 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
11546 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
11547 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
11548 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
11549 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
11550 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
11552 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11554 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
11555 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11556 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
11557 (neg<mode>2): Likewise.
11558 (abs<mode>2): Likewise.
11559 (<frint_pattern><mode>2): Likewise.
11560 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
11561 (<optab><VDQF:mode><fcvt_target>2): Likewise.
11562 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
11563 (ftrunc<VDQF:mode>2): Likewise.
11564 (<optab><fcvt_target><VDQF:mode>2): Likewise.
11565 (sqrt<mode>2): Likewise.
11566 (*sqrt<mode>2): Likewise.
11567 (aarch64_frecpe<mode>): Likewise.
11568 (aarch64_cm<optab><mode>): Likewise.
11569 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
11571 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
11572 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
11574 * config/aarch64/arm_neon.h (vdup_n_f16): New.
11575 (vdupq_n_f16): Likewise.
11576 (vld1_dup_f16): Use vdup_n_f16.
11577 (vld1q_dup_f16): Use vdupq_n_f16.
11578 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
11579 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
11580 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
11581 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
11582 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
11583 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
11584 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
11585 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
11586 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
11587 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
11588 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
11589 vsqrt_f16, vsqrtq_f16): New.
11591 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11593 * config/aarch64/aarch64-simd.md
11594 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
11595 (aarch64_ext<mode>): Likewise.
11596 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
11597 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
11598 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
11600 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
11602 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
11603 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
11604 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
11605 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
11606 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
11607 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
11608 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
11610 (vmov_n_f16): Reimplement using vdup_n_f16.
11611 (vmovq_n_f16): Reimplement using vdupq_n_f16..
11613 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11615 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
11616 "frame_related_p". Generate CFA annotation when it's necessary.
11617 (aarch64_expand_prologue): Use aarch64_add_constant.
11618 (aarch64_expand_epilogue): Likewise.
11619 (aarch64_output_mi_thunk): Pass "false" when calling
11620 aarch64_add_constant.
11622 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11624 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
11627 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11629 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
11630 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
11631 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
11632 (aarch64_build_constant): Delete.
11634 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
11637 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
11639 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
11640 flag_toplevel_reorder.
11642 2016-07-25 Richard Biener <rguenther@suse.de>
11644 * cgraph.c (cgraph_node::verify_node): Compare against builtin
11645 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
11646 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
11647 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
11648 (streamer_get_builtin_tree): Likewise.
11649 (streamer_write_builtin): Likewise.
11650 * lto-streamer.h (LTO_builtin_decl): Remove.
11651 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
11652 (lto_input_scc): Remove LTO_builtin_decl handling.
11653 (lto_input_tree_1): Liekwise.
11654 * lto-streamer-out.c (lto_output_tree_1): Remove special
11655 handling of builtins.
11656 (DFS::DFS): Likewise.
11657 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
11658 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
11660 (streamer_write_builtin): Remove.
11662 2016-07-25 Martin Liska <mliska@suse.cz>
11664 * lto-cgraph.c (input_symtab): Don't call get_working_sets
11665 if flag_auto_profile is set to true.
11667 2016-07-25 Martin Liska <mliska@suse.cz>
11669 PR gcov-profile/71868
11670 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
11671 have a function with multiple latches, count them all.
11673 2016-07-25 Martin Liska <mliska@suse.cz>
11675 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
11677 2016-07-25 Martin Liska <mliska@suse.cz>
11679 PR tree-optimization/71987
11680 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
11681 just for SSA_NAMEs. Fix GNU coding style.
11683 2016-07-25 Martin Liska <mliska@suse.cz>
11685 PR gcov-profile/64874
11686 * gcov-io.h: Update command about file format.
11687 * gcov-iov.c (main): Adapt the numbering scheme.
11689 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11691 PR middle-end/66726
11692 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
11693 whose result is used in PHI.
11694 (final_range_test_p): Likewise.
11695 (maybe_optimize_range_tests): Likewise.
11697 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11699 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11700 Reformat two multi-line strings.
11702 2016-07-22 Martin Sebor <msebor@redhat.com>
11704 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
11706 2016-07-22 Martin Sebor <msebor@redhat.com>
11709 * doc/extend.texi (Compound Literals): Correct and clarify.
11710 (Cast to Union): Same.
11712 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
11714 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
11715 comments to explain why certain error messages make mention of
11716 undocumented options.
11717 (rs6000_invalid_builtin): Change error messages to replace mention
11718 of undocumented options with mention of the -mcpu=power9 option
11719 that enables those undocumented options.
11720 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
11721 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
11722 definition of this macro to correct an existing error.
11723 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
11724 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
11725 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
11726 descriptions of built-in functions so that they depend on
11727 -mcpu=power9 instead of on the corresponding undocumented flags.
11728 * doc/invoke.texi (Option Summary): Remove all mention of newly
11729 undocumented flags.
11730 (IBM RS/6000 and PowerPC Options): Likewise.
11731 * doc/md.texi (Constraints for Particuliar Machines): Remove all
11732 mention of newly undocumented flags.
11734 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
11736 * ipa-cp.c (determine_versionability): Do not create constprop clones,
11737 when target_clones attribute is set.
11739 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11741 * common.opt (funsafe-loop-optimizations): Mark ignore.
11742 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
11743 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
11745 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
11746 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
11748 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11750 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
11752 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
11754 (number_of_iterations_exit): Warn missed loop optimization for
11755 possible infinite loops.
11757 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
11760 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
11761 when to emit a ".machine" pseudo-op.
11763 2016-07-22 Martin Liska <mliska@suse.cz>
11765 PR gcov-profile/69028
11766 PR gcov-profile/62047
11767 * coverage.c (coverage_compute_lineno_checksum): Do not
11768 calculate checksum for fns w/o xloc.file.
11769 (coverage_compute_profile_id): Likewise.
11771 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
11773 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
11774 (avr_secondary_reload): ...and implementation.
11775 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
11776 * config/avr/avr.md (reload_in<mode>): Remove insns.
11777 (adjust_len) [lpm]: Remove insn attribute value.
11778 * config/avr/predicates.md (flash_operand): Remove insn predicate.
11780 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11782 PR middle-end/71876
11783 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
11785 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
11786 * calls.c (special_function_p): Remove the special handling of the
11787 "__builtin_" prefix.
11789 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11791 PR middle-end/71876
11792 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
11793 if STMT may be an alloca call.
11794 (gimple_alloca_call_p, alloca_call_p): Return only true for the
11795 builtin alloca call.
11796 * calls.h (gimple_maybe_alloca_call_p): New function.
11797 * tree-inline.c (inline_forbidden_p_stmt): Use
11798 gimple_maybe_alloca_call_p here.
11800 2016-07-21 David Malcolm <dmalcolm@redhat.com>
11802 * spellcheck-tree.c (best_macro_match::best_macro_match):
11803 Explictly specify the template arguments when invoking the base
11804 class constructor, to help older C++ compilers.
11806 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11809 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
11810 before builtin_decl_implicit.
11812 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11814 * optabs.c (emit_condiitonal_move): Short circuit for identical
11817 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11819 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
11820 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
11821 (noce_conversion_profitable_p): New.
11822 (noce_try_store_flag_constants): Use it.
11823 (noce_try_addcc): Likewise.
11824 (noce_try_store_flag_mask): Likewise.
11825 (noce_try_cmove): Likewise.
11826 (noce_try_cmove_arith): Likewise.
11827 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
11829 (noce_convert_multiple_sets): Move cost model to here, from...
11830 (bb_ok_for_noce_convert_multiple_sets) ...here.
11831 (noce_process_if_block): Update calls for above changes.
11832 (noce_find_if_block): Record new noce_if_info parameters.
11834 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11836 * target.def (max_noce_ifcvt_seq_cost): New.
11837 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
11838 * doc/tm.texi: Regenerate.
11839 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
11840 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
11841 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
11842 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
11843 * doc/invoke.texi: Document new params.
11845 2016-07-21 Richard Biener <rguenther@suse.de>
11847 PR tree-optimization/71947
11848 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
11849 ranges have useful limit_vr information.
11851 2016-07-21 Richard Biener <rguenther@suse.de>
11853 * function-tests.c (build_trivial_generic_function): Set
11854 BLOCK_SUPERCONTEXT of DECL_INITIAL.
11855 * omp-low.c (create_omp_child_function): Likewise.
11856 (grid_expand_target_grid_body): Likewise.
11857 * cgraphunit.c (init_lowered_empty_function): Likewise.
11858 (cgraph_node::expand_thunk): Likewise.
11859 * tree-parloops.c (create_loop_fn): Likewise.
11860 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
11862 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11864 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
11867 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
11869 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
11870 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
11871 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
11872 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
11873 values for insn attribute.
11874 * config/avr/avr.c (avr_out_insert_notbit): New function.
11875 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
11876 ADJUST_LEN_INSV_NOTBIT_0/_7.
11877 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
11879 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11881 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
11882 (chrec_convert_1, chrec_convert): Ditto.
11883 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
11884 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
11885 * tree-vrp.c (adjust_range_with_scev): Ditto.
11886 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
11887 (scev_var_range_cant_overflow): New function.
11888 (scev_probably_wraps_p): New parameter. Call above function.
11889 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
11891 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11893 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
11894 by removing computation of may_be_zero.
11896 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11898 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
11900 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
11902 Improving concepts performance and diagnostics.
11903 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
11904 for constraint satisfaction and subsumption.
11905 * timevar.h (auto_timevar): New constructor that matches the push/pop
11906 pattern of usage in pt.c.
11908 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11910 * hwint.h (HOST_WIDE_INT_0): New define.
11911 (HOST_WIDE_INT_0U): Ditto.
11912 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
11913 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
11914 * simplify-rtx.c: Ditto.
11915 * tree-object-size.c: Ditto.
11917 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11919 * config/s390/s390.c (s390_encode_section_info): Remove mode size
11922 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11924 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
11925 * combine.c: Use HOST_WIDE_INT_M1U instead of
11926 ~(unsigned HOST_WIDE_INT) 0.
11927 * double-int.h: Ditto.
11929 * dwarf2asm.c:Ditto.
11931 * genmodes.c: Ditto.
11933 * read-rtl.c: Ditto.
11934 * tree-ssa-loop-ivopts.c: Ditto.
11935 * tree-ssa-loop-prefetch.c: Ditto.
11936 * tree-vect-generic.c: Ditto.
11937 * tree-vect-patterns.c: Ditto.
11940 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11942 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
11943 constant addresses outside [0,0xc0] into a register.
11944 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
11945 cases where the base address register is unused after.
11946 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
11947 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
11948 (avr_out_store_psi_reg_disp_tiny): Same.
11950 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11952 Implement attribute progmem on reduced Tiny cores by adding
11953 flash offset 0x4000 to respective symbols.
11956 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
11957 documentation how it works on reduced Tiny cores.
11958 (AVR Named Address Spaces): No support for reduced Tiny.
11959 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
11960 (avr_address_tiny_pm_p): New static function.
11961 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
11962 if the address is in progmem.
11963 (avr_assemble_integer): Same.
11964 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
11965 for symbol_ref in progmem.
11966 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
11967 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
11968 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
11970 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
11972 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
11973 * configure: Regenerate.
11974 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
11975 (USE_THIN_ARCHIVES): New variable.
11976 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
11977 this archive as a thin archive.
11979 2016-07-20 David Malcolm <dmalcolm@redhat.com>
11981 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
11982 same location as last time, don't skip if we have fix-it hints.
11983 Clarify the skipping logic by converting it from one "if" clause
11984 to repeated "if" clauses.
11985 * spellcheck-tree.c: Include "cpplib.h".
11986 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
11987 (best_macro_match::best_macro_match): New constructor.
11988 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
11989 Move here from c/c-decl.c.
11990 (class best_macro_match): Move here from c/c-decl.c, converting
11991 from a typedef to a subclass, gaining a ctor.
11993 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11995 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
11996 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
11998 (avr_addr_space_diagnose_usage): ...and implementation.
11999 (avr_addr_space_supported_p): New function.
12000 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
12001 report bad address space usage if that space is supported.
12002 (avr_insert_attributes): Same. No more complain about unsupported
12004 * config/avr/avr-c.c (tm_p.h): Include it.
12005 (avr_cpu_cpp_builtins): Only define addr-space related built-in
12006 macro if avr_addr_space_supported_p.
12008 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12010 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12011 flag_toplevel_reorder.
12013 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12015 * gcc-rich-location.c
12016 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
12018 * gcc-rich-location.h
12019 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
12021 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12023 * target.def (addr_space): Add new diagnose_usage to hook vector.
12024 * targhooks.c (default_addr_space_diagnose_usage): Add default
12025 implementation and...
12026 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
12027 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
12028 is some address space, call targetm.addr_space.diagnose_usage.
12029 * doc/tm.texi.in (Named Address Spaces): Add anchor for
12030 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
12031 * doc/tm.texi: Regenerate.
12033 2016-07-20 Martin Liska <mliska@suse.cz>
12035 PR middle-end/71898
12036 * graphite-isl-ast-to-gimple.c (later_of_the_two):
12037 Properly handly PHI stmts.
12039 2016-07-20 Bin Cheng <bin.cheng@arm.com>
12041 PR tree-optimization/71503
12042 PR tree-optimization/71683
12043 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
12046 2016-07-20 Martin Liska <mliska@suse.cz>
12048 * doc/invoke.texi (-fipa-ra): Document when the option is
12049 disabled. Fix a typo.
12051 2016-07-20 Martin Liska <mliska@suse.cz>
12053 * Makefile.in: Include fibonacci_heap.c
12054 * fibonacci_heap.c: New file.
12055 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
12056 (fibonacci_heap::union_with): Fix deletion of the second heap.
12057 * selftest-run-tests.c (selftest::run_tests): Incorporate
12058 fibonacci heap tests.
12059 * selftest.h: Declare fibonacci_heap_c_tests.
12061 2016-07-20 Martin Liska <mliska@suse.cz>
12063 * selftest-run-tests.c (selftest::run_tests): New function.
12064 * selftest.h (sreal_c_tests): Declare.
12065 * sreal.c (sreal_verify_basics): New function.
12066 (verify_aritmetics): Likewise.
12067 (sreal_verify_arithmetics): Likewise.
12068 (verify_shifting): Likewise.
12069 (sreal_verify_shifting): Likewise.
12070 (void sreal_c_tests): Likewise.
12072 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12074 PR rtl-optimization/71916
12075 * cfgrtl.c (contains_no_active_insn_p): Return false also for
12076 bb which have a single succ fake edge.
12078 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
12081 * dwarf2out.c (gen_subprogram_die): Only call
12082 gen_unspecified_parameters_die while dumping early dwarf.
12084 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12086 PR middle-end/71874
12087 * gimple-fold.c (fold_builtin_memory_op): Use
12088 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
12090 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
12092 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
12093 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
12094 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
12095 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
12096 * combine.c: Ditto.
12099 * double-int.c: Ditto.
12101 * dwarf2out.c: Ditto.
12104 * fold-const.c: Ditto.
12105 * function.c: Ditto.
12107 * genmodes.c: Ditto.
12111 * loop-doloop.c: Ditto.
12112 * loop-invariant.c: Ditto.
12113 * loop-iv.c: Ditto.
12118 * rtlanal.c: Ditto.
12119 * simplify-rtx.c: Ditto.
12120 * stor-layout.c: Ditto.
12122 * tree-ssa-loop-ivopts.c: Ditto.
12123 * tree-vect-generic.c: Ditto.
12124 * tree-vect-patterns.c: Ditto.
12129 * wide-int-print.cc: Ditto.
12130 * wide-int.cc: Ditto.
12131 * wide-int.h: Ditto.
12133 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12135 * selftest.c (selftest::assert_streq): Handle NULL values of
12136 val_actual and val_expected.
12138 2016-07-19 Martin Jambor <mjambor@suse.cz>
12141 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
12142 rather than cgraph_create_node to get a call graph node.
12144 2016-07-19 Richard Biener <rguenther@suse.de>
12146 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
12147 handle all tcc_constant bases and valueize SSA names.
12148 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
12149 tcc_constant bases.
12151 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12153 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
12154 the flags of the exit block and bb2, not just the entry block.
12156 2016-07-19 Richard Biener <rguenther@suse.de>
12158 PR tree-optimization/71901
12159 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
12160 align member, group stuff with the bitfield.
12161 (vn_ref_op_align_unit): New inline.
12162 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
12163 record element alignment and operand 3 unchanged.
12164 (ao_ref_init_from_vn_reference): Adjust.
12165 (valueize_refs_1): Likewise.
12166 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
12168 2016-07-19 Richard Biener <rguenther@suse.de>
12170 PR tree-optimization/71908
12171 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
12172 symbolic constants in a more reliable way.
12174 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
12176 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
12178 (vect_update_inits_of_drs): Likewise.
12179 (vect_create_cond_for_alias_checks): Likewise.
12180 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
12182 2016-07-19 Richard Biener <rguenther@suse.de>
12185 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
12186 with an abstract origin that is not an inlined function outer
12187 scope add a self-reference as abstract origin.
12188 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
12190 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12193 * config/rs6000/rs6000.c (rs6000_function_value): Fix
12194 unintentional System V.4 structure return breakage for structures
12195 with a single floating point element.
12197 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12199 PR tree-optimization/71734
12200 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
12201 contains REF, use it to check safelen, assume that safelen value
12202 must be greater 1, fix style.
12203 (ref_indep_loop_p_2): Add REF_LOOP argument.
12204 (ref_indep_loop_p): Pass LOOP as additional argument to
12205 ref_indep_loop_p_2.
12207 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
12209 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
12210 allocation in the prologue.
12211 * explow.c (get_dynamic_stack_base): New function to return an address
12212 expression for the dynamic stack base.
12213 (get_dynamic_stack_size): New function to do the required dynamic stack
12214 space size calculations.
12215 (allocate_dynamic_stack_space): Use new functions.
12216 (align_dynamic_address): Move some code from
12217 allocate_dynamic_stack_space to new function.
12218 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
12220 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12222 * config/s390/s390.c (s390_encode_section_info): Always set
12223 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
12226 2016-07-18 Richard Biener <rguenther@suse.de>
12228 PR tree-optimization/71893
12229 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
12230 for sizetype cast added by array_ref_element_size.
12231 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12233 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
12235 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
12236 register parameters. Remove code to initialize argument pointer
12237 on TARGET_64BIT. Optimize call to _mcount when it can be reached
12238 using a pc-relative branch. Cleanup conditional code.
12239 * config/pa/pa.md (call_mcount): New expander.
12240 (call_mcount_nonpic): New insn.
12241 (call_mcount_pic): New insn and split.
12242 (call_mcount_pic_post_reload): New insn.
12243 (call_mcount_64bit): New insn and split.
12244 (call_mcount_64bit_post_reload): New insn.
12246 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
12248 * config/avr/predicates.md (const_m255_to_m1_operand): New.
12249 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
12250 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
12251 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
12252 (*usum_widenqihi3, *udiff_widenqihi3)
12253 (*addhi3_zero_extend.const): New combiner insns.
12254 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
12255 just 1 bit is affected.
12256 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
12257 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
12259 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
12261 * omp-low.c (lower_omp_target): Mark data clauses with
12262 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
12263 zero-length subarrays.
12265 2016-07-15 Richard Biener <rguenther@suse.de>
12267 PR tree-optimization/71881
12268 * tree-loop-distribution.c (destroy_loop): Remove blocks in
12269 reverse DOM order to make debug temp generation happy.
12271 2016-07-15 Richard Biener <rguenther@suse.de>
12273 PR tree-optimization/71887
12274 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
12275 verify it is not zero for division / modulo handling.
12276 (value_replacement): Adjust.
12278 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
12279 Julian Brown <julian@codesourcery.com>
12281 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
12282 * config/aarch64/aarch64-cost-tables.h
12283 (vulcan_extra_costs): New variable.
12284 * config/aarch64/aarch64.c
12285 (vulcan_addrcost_table): Likewise.
12286 (vulcan_regmove_cost): Likewise.
12287 (vulcan_vector_cost): Likewise.
12288 (vulcan_branch_cost): Likewise.
12289 (vulcan_tunings): Likewise.
12291 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
12293 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
12294 (output_in_order): Loop over undefined variables too. Output them
12295 via assemble_undefined_decl. Skip variables that correspond to hard
12296 registers or have value-exprs.
12297 * varpool.c (symbol_table::output_variables): Handle undefined
12298 variables together with defined ones.
12300 2016-07-15 Richard Biener <rguenther@suse.de>
12302 * tree-ssa-pre.c (get_representative_for): Make sure to return
12303 the value number of SSA names.
12304 (phi_translate_1): get_representative_for cannot return NULL.
12305 (do_pre_regular_insertion): Remove redundant call to
12306 fully_constant_expression.
12307 (do_pre_partial_partial_insertion): Likewise.
12309 2016-07-15 Bin Cheng <bin.cheng@arm.com>
12311 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
12312 (derive_simple_iv_with_niters): New function.
12313 (simple_iv): Rewrite using simple_iv_with_niters.
12314 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
12315 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12317 (number_of_iterations_exit): Rewrite using above function.
12318 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12321 2016-07-15 Richard Biener <rguenther@suse.de>
12323 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
12324 vec_construct cost.
12326 2016-07-14 Jakub Jelinek <jakub@redhat.com>
12328 PR tree-optimization/71872
12329 * tree-data-ref.c (get_references_in_stmt): Ignore references
12330 with is_gimple_constant get_base_address.
12332 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12334 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
12335 (TARGET_HAVE_LDACQD): New macro.
12336 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
12337 than TARGET_HAVE_LDACQ.
12338 (arm_load_acquire_exclusivedi): Likewise.
12339 (arm_store_release_exclusivedi): Likewise.
12341 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12343 PR rtl-optimization/71878
12344 * lra-constraints.c (match_reload): Pass information about other
12345 output operands. Create new unique register value if matching input
12346 operand shares same register value as output operand being considered.
12347 (curr_insn_transform): Record output operands already processed.
12349 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12352 PR tree-optimization/70923
12353 * tree-vect-patterns.c: Include mult-synthesis.h.
12354 (target_supports_mult_synth_alg): New function.
12355 (synth_lshift_by_additions): Likewise.
12356 (apply_binop_and_append_stmt): Likewise.
12357 (vect_synth_mult_by_constant): Likewise.
12358 (target_has_vecop_for_code): Likewise.
12359 (vect_recog_mult_pattern): Use above functions to synthesize vector
12360 multiplication by integer constants.
12362 2016-07-14 Alan Modra <amodra@gmail.com>
12364 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
12365 gpr alternatives. Correct '*' placement on Y,r alternative.
12366 Add '*' on operand 1 of r,r alternative.
12368 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12370 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
12371 * expmed.h: ... Here.
12373 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
12375 * gimple.h (stmt_can_terminate_bb_p): New function.
12376 * tree-cfg.c (need_fake_edge_p): Rename to ...
12377 (stmt_can_terminate_bb_p): ... this; return true if stmt can
12378 throw external; handle const and pure calls.
12379 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
12381 2016-07-14 Richard Biener <rguenther@suse.de>
12383 PR tree-optimization/71866
12384 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
12385 (do_hoist_insertion): Avoid endless recursion when we
12386 didn't insert anything because we managed to simplify
12387 things down to a constant or SSA name.
12388 (fully_constant_expression): Re-write in terms of ...
12389 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
12390 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
12391 vn_nary_build_or_lookup_1.
12392 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
12393 (vn_nary_build_or_lookup): ... this which now wraps it.
12395 2016-07-14 Alan Modra <amodra@gmail.com>
12398 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
12399 with p9_vector override before power9-dform override.
12401 2016-07-13 Andi Kleen <ak@linux.intel.com>
12403 * value-prof.c (gimple_value_profile_transformations): Don't run
12404 when auto_profile is on.
12406 2016-07-13 Andi Kleen <ak@linux.intel.com>
12408 * auto-profile.c (update_inlined_ind_target,
12409 afdo_indirect_call): Print information to dump file.
12411 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
12413 * genrecog.c (special_predicate_operand_p): New function.
12414 (predicate_name): Move function.
12415 (validate_pattern): Don't warn about missing mode for all
12416 define_special_predicate predicates.
12418 2016-07-13 Bin Cheng <bin.cheng@arm.com>
12420 * tree-vect-data-refs.c (vect_no_alias_p): New function.
12421 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
12422 resolve alias checks which are known at compilation time.
12423 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
12424 alias checks are resolved. Move dump info for too many runtime
12425 alias checks to here...
12426 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
12428 2016-07-13 Richard Biener <rguenther@suse.de>
12430 PR tree-optimization/24574
12431 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
12432 position and add shift, rotate, divison and modulo support
12434 (value_replacement): Pass in argument position to absorbing_element_p.
12436 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
12439 * ipa-inline-transform.c (inline_call): Support
12440 instrumented thunks.
12442 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12444 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
12445 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
12447 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
12448 Baseline. Make initial alternative TARGET_32BIT only.
12449 (udivsi3): Likewise.
12450 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
12451 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
12454 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12456 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
12457 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
12458 availability with TARGET_HAVE_MOVT.
12459 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
12460 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
12461 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
12463 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
12464 extra instruction if MOVW is available. Use a cost variable
12465 incremented by COSTS_N_INSNS (1) when the condition match rather than
12466 returning an arithmetic expression based on COSTS_N_INSNS. Make
12467 constant with bottom half word zero cost 2 instruction if MOVW is
12469 * config/arm/arm.md (define_attr "arch"): Add v8mb.
12470 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
12471 target is ARMv8-M Baseline.
12472 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
12473 (arm_movtas_ze): Likewise.
12474 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
12475 alternative for constants satisfying j constraint.
12476 (thumb1_movsi_insn): Likewise.
12477 (movsi splitter for K alternative): Tighten condition to not trigger
12478 if movt is available and j constraint is satisfied.
12479 (Pe immediate splitter): Likewise.
12480 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
12481 constant fitting in an halfword to use MOVW.
12482 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
12485 2016-07-13 Richard Biener <rguenther@suse.de>
12487 PR middle-end/71104
12488 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
12489 gimplifying the LHS. Make sure to gimplify a returning twice
12490 call LHS without using SSA names.
12492 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12494 * tree-data-ref.c (find_data_references_in_stmt): Remove
12495 unnecessary call to vec::release.
12496 (graphite_find_data_references_in_stmt): Likewise.
12497 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
12498 * tree-vect-stmts.c (vectorizable_condition): Likewise.
12500 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12502 * cfgexpand.c (expand_used_vars): Make the type of a local
12504 * genmatch.c (lower_for): Likewise.
12505 * haifa-sched.c (haifa_sched_init): Likewise.
12506 (add_to_speculative_block): Likewise.
12507 (create_check_block_twin): Likewise.
12508 * predict.c (handle_missing_profiles): Likewise.
12509 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
12510 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
12511 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
12513 (maybe_lower_iteration_bound): Likewise.
12514 * tree-ssa-sccvn.c (DFS): Likewise.
12515 * tree-stdarg.c (reachable_at_most_once): Likewise.
12516 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
12517 (vectorizable_store): Likewise.
12519 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12521 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
12522 (sccvn_dom_walker): make cond_stack an auto_vec.
12524 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12526 * ree.c (struct ext_state): Make type of members auto_vec.
12527 (find_and_remove_re): Adjust.
12529 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12531 * cfgexpand.c (struct stack_vars_data): Make type of fields
12533 (expand_used_vars): Adjust.
12535 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12537 * ipa.c (record_cdtor_fn): Adjust.
12538 (build_cdtor_fns): Likewise.
12539 (ipa_cdtor_merge): Make static_ctors and static_dtors local
12542 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12544 * genextract.c (struct accum_extract): Add constructor and make
12546 (gen_insn): Adjust.
12548 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12550 * tree.c (struct free_lang_data_d): Add constructor and change
12551 types of members to ones that automatically manage resources.
12552 (fld_worklist_push): Adjust.
12553 (find_decls_types): Likewise.
12554 (find_decls_types_in_eh_region): Likewise.
12555 (free_lang_data_in_cgraph): Stop manually creating and
12556 destroying members of free_lang_data_d.
12558 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
12560 PR rtl-optimization/68961
12561 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
12562 peephole variant. Use sse_reg_operand predicates.
12564 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
12566 * config/i386/predicates.md (x86_64_immediate_operand)
12567 <case CONST_INT>: Remove unneeded truncation to DImode.
12568 <case CONST>: Ditto.
12569 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12571 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12574 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
12575 The xxperm and xxpermr instructions require that the 2nd input
12576 operand overlap with the output operand, and not the 1st.
12577 (altivec_vperm_v8hiv16qi): Likewise.
12578 (altivec_vperm_<mode>_uns_internal): Likewise.
12579 (altivec_vpermr_<mode>_internal): Likewise.
12580 (vperm_v8hiv4si): Likewise.
12581 (vperm_v16qiv8hi): Likewise.
12583 2016-07-12 Nathan Sidwell <nathan@acm.org>
12585 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
12586 when -mno-pic-data-is-text-relative is in effect, by default.
12587 * doc/invoke.texi (mpic-data-is-text-relative): Document new
12588 behavior and clarify.
12590 2016-07-12 Martin Liska <mliska@suse.cz>
12592 * params.def: Add avg-loop niter.
12593 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
12594 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
12595 * doc/invoke.texi: Document the new parameter.
12597 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12599 PR middle-end/71700
12600 * expr.c (store_constructor): Mask sign-extended bits when widening
12601 sub-word constructor element at the start of a word.
12603 2016-07-12 Martin Liska <mliska@suse.cz>
12605 * Makefile.in: Append rule for params-options.h.
12606 * params-options.h: New file.
12608 2016-07-12 Martin Liska <mliska@suse.cz>
12610 * ira-build.c (mark_loops_for_removal): Properly iterate
12613 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
12614 Richard Biener <rguenther@suse.de>
12616 PR tree-optimization/23286
12617 PR tree-optimization/70159
12618 * doc/invoke.texi: Document -fcode-hoisting.
12619 * common.opt (fcode-hoisting): New flag.
12620 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
12621 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
12622 (do_regular_insertion): Rename to ...
12623 (do_pre_regular_insertion): ... this and amend general comments
12624 on insertion strathegy.
12625 (do_partial_partial_insertion): Rename to ...
12626 (do_pre_partial_partial_insertion): ... this.
12627 (do_hoist_insertion): New function.
12628 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
12629 and call do_hoist_insertion properly.
12631 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
12632 (pass_pre::execute): Register hoist_insert stats.
12634 2016-07-12 Jakub Jelinek <jakub@redhat.com>
12636 PR middle-end/71716
12637 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
12638 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
12639 is different from mode's bitsize. Small cleanup.
12641 2016-07-12 Richard Biener <rguenther@suse.de>
12643 PR rtl-optimization/68961
12644 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
12645 to simplify to a non-constant.
12647 2016-07-11 Jakub Jelinek <jakub@redhat.com>
12649 PR middle-end/71758
12650 * omp-low.c (expand_omp_target): Gimplify device.
12652 PR tree-optimization/71823
12653 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
12654 to get vec_oprnds2 from op2.
12656 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
12658 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
12659 Hoist common subexpressions.
12660 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12662 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
12665 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
12666 prevent generation of 'stxsiwx' on pre Power8 hardware.
12668 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12670 * input.c: Include cpplib.h.
12671 (selftest::temp_source_file): New class.
12672 (selftest::temp_source_file::temp_source_file): New ctor.
12673 (selftest::temp_source_file::~temp_source_file): New dtor.
12674 (selftest::should_have_column_data_p): New function.
12675 (selftest::test_should_have_column_data_p): New function.
12676 (selftest::temp_line_table): New class.
12677 (selftest::temp_line_table::temp_line_table): New ctor.
12678 (selftest::temp_line_table::~temp_line_table): New dtor.
12679 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
12680 it to create a temp_line_table.
12681 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
12682 locations that are known to have column data.
12683 (selftest::line_table_case): New struct.
12684 (selftest::test_reading_source_line): Move tempfile handling
12685 to class temp_source_file.
12686 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
12687 (selftest::assert_token_loc_eq): New function.
12688 (ASSERT_TOKEN_LOC_EQ): New macro.
12689 (selftest::test_lexer): New function.
12690 (selftest::boundary_locations): New array.
12691 (selftest::input_c_tests): Call test_should_have_column_data_p.
12692 Loop over a test matrix of interesting values of location and
12693 default_range_bits, calling test_lexer on each case in the matrix.
12694 Move call to test_accessing_ordinary_linemaps into the matrix.
12695 * selftest.h (ASSERT_EQ): Reimplement in terms of...
12696 (ASSERT_EQ_AT): New macro.
12698 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
12701 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12702 Don't convert TImode in debug insn.
12704 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12706 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
12707 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
12708 (tree_type_common::lang_flag_7): New.
12709 (tree_type_common::spare): Reduce size.
12710 * tree.h (TYPE_ALIGN_OK): Remove.
12711 (TYPE_LANG_FLAG_7): New.
12712 (get_inner_reference): Adjust header.
12713 * print-tree.c (print_node): Adjust.
12714 * expr.c (get_inner_reference): Remove parameter keep_aligning.
12715 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
12716 calls to get_inner_reference.
12717 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
12718 handling of TYPE_ALIGN_OK.
12719 * builtins.c (get_object_alignment_2): Adjust call to
12720 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
12721 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
12723 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
12724 * cfgexpand.c (expand_debug_expr): Likewise.
12725 * dbxout.c (dbxout_expand_expr): Likewise.
12726 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
12727 loc_list_from_tree, fortran_common): Likewise.
12728 * fold-const.c (optimize_bit_field_compare,
12729 decode_field_reference, fold_unary_loc, fold_comparison,
12730 split_address_to_core_and_offset): Likewise.
12731 * gimple-laddress.c (execute): Likewise.
12732 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
12733 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
12734 * hsa-gen.c (gen_hsa_addr): Likewise.
12735 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
12736 * tsan.c (instrument_expr): Likewise.
12737 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
12738 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
12739 * tree-affine.c (tree_to_aff_combination,
12740 get_inner_reference_aff): Adjust calls to get_inner_reference.
12741 * tree-data-ref.c (split_constant_offset_1,
12742 dr_analyze_innermost): Likewise.
12743 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
12744 * tree-sra.c (ipa_sra_check_caller): Likewise.
12745 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
12746 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
12747 bswap_replace): Likewise.
12748 * tree-vect-data-refs.c (vect_check_gather,
12749 vect_analyze_data_refs): Likewise.
12750 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
12751 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
12754 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12756 * Makefile.in (selftest-valgrind): New phony target.
12757 * function-tests.c (selftest::build_cfg): Delete pass instances
12758 created by the test.
12759 (selftest::convert_to_ssa): Likewise.
12760 (selftest::test_expansion_to_rtl): Likewise.
12761 * tree-cfg.c (selftest::test_linear_chain): Release dominator
12763 (selftest::test_diamond): Likewise.
12765 2016-07-11 Richard Biener <rguenther@suse.de>
12767 PR tree-optimization/71816
12768 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
12769 than replacing all of its operands.
12771 2016-07-11 Alan Modra <amodra@gmail.com>
12773 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
12774 (ctr<mode>): Add unspec.
12775 (ctr<mode>_internal*): Likewise.
12777 2016-07-08 James Bowman <james.bowman@ftdichip.com>
12779 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
12780 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
12782 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
12784 PR rtl-optimization/71621
12785 * lra-constraints.c (process_alt_operands): Check combination of
12786 reg class and mode.
12788 2016-07-08 Jason Merrill <jason@redhat.com>
12789 Richard Biener <rguenther@suse.de>
12791 P0145: Refining Expression Order for C++.
12792 * gimplify.c (initial_rhs_predicate_for): New.
12793 (gimplfy_modify_expr): Gimplify RHS before LHS.
12795 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12798 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12799 Allow standard error handling to take over when a wrong number
12800 of arguments is presented to __builtin_vec_ld () or
12801 __builtin_vec_st ().
12803 2016-07-08 Jiong Wang <jiong.wang@arm.com>
12805 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
12810 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
12811 __builtin_aarch64_fmaxv2sf.
12812 (vmaxnmq_f32): Likewise.
12813 (vmaxnmq_f64): Likewise.
12814 (vminnm_f32): Likewise.
12815 (vminnmq_f32): Likewise.
12816 (vminnmq_f64): Likewise.
12818 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
12821 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
12822 enable -mfloat128-hardware by default.
12823 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
12824 that IEEE 128-bit hardware support needs.
12825 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
12826 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
12827 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
12828 floating point requires.
12829 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12830 -mfloat128 and -mfloat128-hardware changes.
12832 2016-07-08 Alan Hayward <alan.hayward@arm.com>
12834 PR tree-optimization/71667
12835 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
12837 2016-07-08 Martin Liska <mliska@suse.cz>
12839 PR middle-end/71606
12840 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
12841 folding produces SAVE_EXPRs, thus return false for the type.
12843 2016-07-07 Martin Liska <mliska@suse.cz>
12845 * file-find.c (remove_prefix): New function.
12846 * file-find.h (remove_prefix): Declare the function.
12847 * gcc-ar.c (main): Skip a folder of the wrapper if
12848 a wrapped binary would point to the same file.
12850 2016-07-07 Jan Hubicka <jh@suse.cz>
12852 * tree-scalar-evolution.c (iv_can_overflow_p): export.
12853 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
12854 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
12856 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
12859 * ipa-inline-analysis.c (compute_inline_parameters): Set
12860 local.can_change_signature to false for intrumentation
12863 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12865 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
12866 with TARGET_HAVE_MOVT.
12867 (TARGET_HAVE_MOVT): Define.
12868 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
12869 availability with TARGET_HAVE_MOVT.
12870 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
12872 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
12874 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
12875 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
12876 * config/arm/constraints.md (define_constraint "j"): Use
12877 TARGET_HAVE_MOVT to check MOVT availability.
12879 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12881 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
12883 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12885 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
12886 (armv8-m.main): Likewise.
12887 (armv8-m.main+dsp): Likewise.
12888 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
12889 (FL_FOR_ARCH8M_MAIN): Likewise.
12890 * config/arm/arm-tables.opt: Regenerate.
12891 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
12892 armv8-m.main+dsp to BE8_LINK_SPEC.
12893 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
12894 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
12895 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
12896 Baseline and Mainline.
12897 (arm_option_override_internal): Also disable arm_restrict_it when
12898 !arm_arch_notm. Update comment for -munaligned-access to also cover
12900 (arm_file_start): Increase buffer size for printing architecture name.
12901 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
12902 and armv8-m.main+dsp.
12903 (mno-unaligned-access): Clarify that this is disabled by default for
12904 ARMv8-M Baseline architectures as well.
12906 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12908 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
12909 decide whether to prevent some libgcc routines being included for some
12910 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
12911 link between this condition and the one in
12912 libgcc/config/arm/lib1func.S.
12914 2016-07-07 Richard Biener <rguenther@suse.de>
12916 * tree-ssa-pre.c: Include alias.h.
12917 (compute_avail): If we have multiple VN_REFERENCEs with the
12918 same hashtable entry adjust that to make it a valid replacement
12919 for all of them with respect to alignment and aliasing
12920 when doing insertion.
12921 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
12922 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
12924 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
12928 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12929 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
12932 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12934 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
12935 (adjust_mems): Adjust.
12936 (adjust_insn): Likewise.
12937 (prepare_call_arguments): Likewise.
12939 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12941 * gcse.c (struct ls_expr): Make stores field a vector.
12942 (ldst_entry): Adjust.
12943 (free_ldst_entry): Likewise.
12944 (print_ldst_list): Likewise.
12945 (compute_ld_motion_mems): Likewise.
12946 (update_ld_motion_stores): Likewise.
12948 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12950 * gcse.c (struct ls_expr): Remove loads field.
12951 (ldst_entry): Adjust.
12952 (free_ldst_entry): Likewise.
12953 (print_ldst_list): Likewise.
12954 (compute_ld_motion_mems): Likewise.
12956 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12958 * store-motion.c (struct st_expr): Make antic_stores a vector.
12959 (st_expr_entry): Adjust.
12960 (free_st_expr_entry): Likewise.
12961 (print_store_motion_mems): Likewise.
12962 (find_moveable_store): Likewise.
12963 (compute_store_table): Likewise.
12964 (remove_reachable_equiv_notes): Likewise.
12965 (replace_store_insn): Likewise.
12966 (build_store_vectors): Likewise.
12968 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12970 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
12971 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
12973 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
12975 PR tree-optimization/71518
12976 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
12977 misalign also for outer loops with negative step.
12979 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
12981 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
12982 (cortex_a53_shift): Add mov_shift.
12983 (cortex_a53_shift_reg): Add new reservation for register shifts.
12984 (cortex_a53_alu): Remove bfm.
12985 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
12986 (cortex_a53_alu_extr): Add new reservation for EXTR.
12987 (bypasses): Improve bypass modelling.
12989 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12992 * config/avr/avr.c (avr_asm_select_section): Strip off
12993 SECTION_DECLARED from flags when calling get_section.
12995 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
12997 * tree-vectorizer.h (vect_memory_access_type): Add
12998 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
12999 * tree-vect-stmts.c (compare_step_with_zero): New function.
13000 (perm_mask_for_reverse): Move further up file.
13001 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
13003 (get_negative_load_store_type): New function.
13004 (get_load_store_type): Call it. Add an ncopies argument.
13005 (vectorizable_mask_load_store): Update call accordingly and
13006 remove tests for negative steps.
13007 (vectorizable_store, vectorizable_load): Likewise. Handle new
13008 memory_access_types.
13010 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13012 * tree-vectorizer.h (vect_memory_access_type): New enum.
13013 (_stmt_vec_info): Add a memory_access_type field.
13014 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
13015 (vect_model_store_cost): Take an access type instead of a boolean.
13016 (vect_model_load_cost): Likewise.
13017 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
13018 vect_model_store_cost and vect_model_load_cost.
13019 * tree-vect-stmts.c (vec_load_store_type): New enum.
13020 (vect_model_store_cost): Take an access type instead of a
13021 store_lanes_p boolean. Simplify tests.
13022 (vect_model_load_cost): Likewise, but for load_lanes_p.
13023 (get_group_load_store_type, get_load_store_type): New functions.
13024 (vectorizable_store): Use get_load_store_type. Record the access
13025 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
13026 (vectorizable_load): Likewise.
13027 (vectorizable_mask_load_store): Likewise. Replace is_store
13028 variable with vls_type.
13030 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13032 * tree-vectorizer.h (vect_grouped_load_supported): Add a
13033 single_element_p parameter.
13034 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
13035 Check the PR65518 case here rather than in vectorizable_load.
13036 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
13037 * tree-vect-stmts.c (vectorizable_load): Likewise.
13039 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13041 * tree-vectorizer.h (gather_scatter_info): New structure.
13042 (vect_check_gather_scatter): Return a bool rather than a decl.
13043 Replace return-by-pointer arguments with a single
13044 gather_scatter_info *.
13045 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
13046 (vect_analyze_data_refs): Update call accordingly.
13047 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
13048 (vectorizable_mask_load_store): Likewise. Also record the
13049 offset dt and vectype in the gather_scatter_info.
13050 (vectorizable_store): Likewise.
13051 (vectorizable_load): Likewise.
13053 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13055 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
13056 strided groups, use the cost of N scalar accesses instead
13057 of ncopies vector accesses.
13058 (vect_model_load_cost): Likewise.
13060 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13062 * tree-vect-stmts.c (vect_cost_group_size): Delete.
13063 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
13064 variable to indicate when once-per-group costs are being used.
13065 (vect_model_load_cost): Likewise. Fix comment and misindented code.
13067 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13069 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
13070 peeling-for-gaps condition.
13072 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13074 * config/s390/s390.c (s390_expand_vec_init): Force initializer
13075 element to register if it doesn't match general_operand.
13077 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
13078 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13080 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
13082 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
13083 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
13084 (SIGNBIT): New mode iterator.
13085 (Fsignbit): New mode attribute.
13086 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
13087 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
13088 when direct moves are available.
13089 (signbit<mode>2_dm): New define_insn_and_split).
13090 (signbit<mode>2_dm2): New define_insn.
13092 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13094 PR rtl-optimization/71594
13095 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
13096 into subregs of appropriate mode before trying to emit a conditional
13099 2016-07-05 Jan Hubicka <jh@suse.cz>
13101 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
13102 (simple_iv): Use it.
13104 2016-07-05 Jan Hubicka <jh@suse.cz>
13106 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
13108 2016-07-05 Jiong Wang <jiong.wang@arm.com>
13110 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
13113 2016-07-05 Jan Hubicka <jh@suse.cz>
13115 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
13118 2016-07-05 Richard Biener <rguenther@suse.de>
13120 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
13121 Handle empty else block.
13122 (is_feasible_trace): Likewise.
13123 (split_paths): Likewise.
13125 2016-07-05 Richard Biener <rguenther@suse.de>
13127 * tree-loop-distribution.c (distribute_loop): Fix issue with
13128 the cost model loop.
13130 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
13132 * config/arm/neon-testgen.ml: Delete.
13133 * config/arm/neon.ml: Delete.
13135 2016-07-04 Jakub Jelinek <jakub@redhat.com>
13138 * tree.c (attribute_value_equal): Use get_attribute_name instead of
13139 directly using TREE_PURPOSE.
13141 2016-07-04 Jiong Wang <jiong.wang@arm.com>
13143 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
13144 * config/aarch64/aarch64_neon.h: Likewise.
13145 * config/aarch64/arm_neon.h: Likewise.
13146 * config/aarch64/atomics.md: Likewise.
13147 * config/aarch64/aarch64-simd-builtins.def: Likewise.
13148 * doc/invoke.texi: Likewise.
13150 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13152 * config/s390/s390.md: Add "z13" cpu_facility.
13153 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
13154 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
13155 condition" type instructions.
13157 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13158 Jeff Law <law@redhat.com>
13160 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
13161 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
13163 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
13165 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
13166 permutation for TARGET_AVX512F.
13167 (ix86_expand_vec_one_operand_perm_avx512): New function.
13168 (expand_vec_perm_1): Invoke introduced function.
13169 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13170 it may be not valid after vectorization.
13172 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13175 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
13176 typo in comment. Only force to memory if it is a weak
13177 external reference.
13179 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
13180 Jiong Wang <jiong.wang@arm.com>
13182 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
13183 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
13184 (AARCH64_FL_F16): New.
13185 (AARCH64_FL_FOR_ARCH8_2): New.
13186 (AARCH64_ISA_8_2): New.
13187 (AARCH64_ISA_F16): New.
13188 (TARGET_FP_F16INST): New.
13189 (TARGET_SIMD_F16INST): New.
13190 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
13191 ("fp"): Disabling "fp" also disables "fp16".
13192 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
13193 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
13194 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
13195 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
13197 2016-07-04 Jan Beulich <jbeulich@suse.com>
13199 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
13201 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13204 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
13205 the insns, use an insn form that does not adjust the offset on
13206 little endian systems.
13208 2016-07-01 Jan Beulich <jbeulich@suse.com>
13210 * varasm.c (get_variable_section): Validate initializer in
13211 named .bss-like sections.
13213 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13215 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
13216 Exchange the order of the second and third operands in the vpermr
13217 instruction tmeplate.
13219 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
13222 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
13223 Disallow TDmode values.
13225 2016-07-01 Alan Modra <amodra@gmail.com>
13227 PR rtl-optimization/71709
13228 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
13229 being set, not referenced.
13231 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
13233 PR tree-optimization/70729
13234 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
13235 of loop since it can be not valid after transformation.
13237 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13239 * config/arm/arm.c (thumb_reload_in_hi): Delete.
13240 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
13242 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
13244 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
13247 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13250 * config/rs6000/constraints.md (wY constraint): New constraint to
13251 match the requirements for the LXSD and STXSD instructions.
13252 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
13253 predicate to match the requirements for the LXSD and STXSD
13255 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
13256 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
13257 to make sure that the bottom 2 bits of offset are 0, the address
13258 form is offsettable, and no updating is done in the address mode.
13259 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
13260 (movdi_internal32): Likewise
13261 (movdi_internal64): Likewise.
13263 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13265 PR tree-optimization/71707
13266 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
13267 strinfo even for ADDR_EXPR ptr.
13269 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
13271 * config/rs6000/altivec.md (darn_32): Change the condition to
13272 TARGET_P9_MISC instead of TARGET_MODULO.
13273 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
13274 condition expression.
13275 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
13276 condition expression.
13277 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
13278 (DFP_TEST): New code iterator.
13279 (dfptstsfi_<code>_mode>): New define_expand.
13280 (*dfp_sgnfcnc_<mode>): New define_insn.
13281 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
13282 definition next to BU_P9_MISC_1 definition and change the MASK
13283 value to RS6000_BTM_P9_MISC.
13284 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
13285 (BU_P9_64BIT_MISC_0): Likewise.
13286 (BU_P9_DFP_MISC_0): New macro definition.
13287 (BU_P9_DFP_MISC_1): New macro definition.
13288 (BU_P9_DFP_MISC_2): New macro definition.
13289 (BU_P9_DFP_OVERLOAD_1): New macro definition.
13290 (BU_P9_DFP_OVERLOAD_2): New macro definition.
13291 (BU_P9_DFP_OVERLOAD_3): New macro definition.
13292 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
13293 (TSTSFI_LT_TD): Likewise.
13294 (TSTSFI_EQ_DD): Likewise.
13295 (TSTSFI_EQ_TD): Likewise.
13296 (TSTSFI_GT_DD): Likewise.
13297 (TSTSFI_GT_TD): Likewise.
13298 (TSTSFI_OV_DD): Likewise.
13299 (TSTSFI_OV_TD): Likewise.
13300 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
13301 (TSTSFI_LT_DD): Likewise.
13302 (TSTSFI_LT_TD): Likewise.
13303 (TSTSFI_EQ): Likewise.
13304 (TSTSFI_EQ_DD): Likewise.
13305 (TSTSFI_EQ_TD): Likewise.
13306 (TSTSFI_GT): Likewise.
13307 (TSTSFI_GT_DD): Likewise.
13308 (TSTSFI_GT_TD): Likewise.
13309 (TSTSFI_OV): Likewise.
13310 (TSTSFI_OV_DD): Likewise.
13311 (TSTSFI_OV_TD): Likewise.
13312 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13313 overloaded test significance functions.
13314 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13315 OPTION_MASK_P9_MISC into the representation of this mask.
13316 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
13318 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
13319 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
13321 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
13322 argument is a 6-bit unsigned literal value if the icode argument
13323 represents a DFP test significance built-in call.
13324 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
13325 flag used independently and in combination with the
13326 RS6000_BTM_64BIT flag.
13327 (rs6000_opt_masks): Add entry for power9-misc command-line option.
13328 (rs6000_builtin_mask_names): Add entry for power9-misc
13329 command-line option.
13330 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
13331 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
13332 RS6000_BTM_P9_MISC macros.
13333 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
13334 option and change the description of the -mpower9-vector option to
13335 enable only vector instructions, removing its erroneously claimed
13336 support for scalar instructions.
13337 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13338 the ISA 3.0 digital floating point test significance built-in
13341 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
13343 * config/aarch64/aarch64.c (cortexa35_tunings):
13344 Enable AES fusion. Use cortexa57_branch_cost.
13345 (cortexa53_tunings): Use cortexa57_branch_cost.
13346 (cortexa72_tunings): Use cortexa57_branch_cost.
13347 Use AUTOPREFETCHER_WEAK.
13348 (cortexa73_tunings): Use cortexa57_branch_cost.
13350 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13351 James Greenhalgh <james.greenhalgh@arm.com>
13353 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
13354 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
13355 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
13356 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
13357 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
13358 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
13359 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
13360 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
13361 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
13362 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
13363 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
13364 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
13365 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
13368 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
13369 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13371 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
13373 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
13375 2016-06-30 David Malcolm <dmalcolm@redhat.com>
13378 * gcc.c (driver::build_option_suggestions): Pass "option" to
13379 add_misspelling_candidates.
13380 * opts-common.c (add_misspelling_candidates): Add "option" param;
13381 use it to avoid adding negated forms for options marked with
13383 * opts.h (add_misspelling_candidates): Add "option" param.
13385 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13387 PR middle-end/71693
13388 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
13389 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
13390 first when permuting bitwise operation with rotate. Cast
13391 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
13393 2016-06-29 David Malcolm <dmalcolm@redhat.com>
13395 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
13396 for misspelled param names.
13397 * params.c: Include spellcheck.h.
13398 (find_param_fuzzy): New function.
13399 * params.h (find_param_fuzzy): New prototype.
13400 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
13401 * spellcheck.h (struct edit_distance_traits<const char *>):
13404 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
13406 * config/rs6000/predicates.md (const_0_to_7_operand): New
13407 predicate, recognize 0..7.
13408 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13409 support for doing extracts from V16QImode, V8HImode, V4SImode
13411 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
13412 vector extract support.
13413 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
13414 for ISA 3.0 vector extract.
13415 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
13416 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
13417 extracts of a constant element number from small integer vectors
13418 on 64-bit ISA 3.0 systems.
13419 (vsx_extract_<mode>_di): Likewise.
13420 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
13421 say when we can do ISA 3.0 vector extracts.
13422 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
13423 registers, using the stxsiwx instruction.
13425 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
13427 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
13428 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
13429 qdf24xx_regmove_cost, qdf24xx_tunings): New.
13430 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
13431 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
13432 * config/arm/arm.c (arm_qdf24xx_tune): New.
13434 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
13436 * config/aarch64/aarch64.c (cortexa53_tunings):
13437 Increase loop alignment to 8. Set function alignment to 16.
13438 (cortexa35_tunings): Likewise.
13439 (cortexa57_tunings): Increase loop alignment to 8.
13440 (cortexa72_tunings): Likewise.
13441 (cortexa73_tunings): Likewise.
13443 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
13445 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
13446 for arm_fp16_ok and arm_fp16_hw.
13447 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
13448 arm_fp16_alternative.
13450 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
13452 PR tree-optimization/71655
13453 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
13454 types when swapping operands.
13456 2016-06-29 Martin Liska <mliska@suse.cz>
13458 PR middle-end/71585
13459 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
13460 * ipa-inline-transform.c (inline_call): Remove unnecessary call
13461 of build_optimization_node.
13463 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
13465 PR tree-optimization/70729
13466 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
13467 independent in loops having positive safelen value.
13468 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13469 it may be not valid after vectorization.
13471 2016-06-29 Jakub Jelinek <jakub@redhat.com>
13473 PR tree-optimization/71625
13474 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
13475 is sorted by ascending list->offset. If PTR is non-NULL and there is
13476 previous strinfo, call get_stridx_plus_constant.
13477 (get_stridx): Pass exp as second argument to get_addr_stridx.
13478 (addr_stridxptr): Add missing list = list->next, so that there can be
13479 more than one entries in the list. Bump limit from 16 to 32. Ensure
13480 the list is sorted by ascending list->offset.
13481 (get_stridx_plus_constant): Adjust so that it can be also called with
13482 ADDR_EXPR instead of SSA_NAME as PTR.
13483 (handle_char_store): Pass NULL_TREE as second argument to
13486 2016-06-29 Richard Biener <rguenther@suse.de>
13488 PR rtl-optimization/68961
13489 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
13491 2016-06-29 Richard Biener <rguenther@suse.de>
13493 PR middle-end/71002
13494 * alias.c (component_uses_parent_alias_set_from): Handle
13495 type punning through union accesses by using the union alias set.
13496 * gimple.c (gimple_get_alias_set): Remove union type punning case.
13498 2016-07-29 Richard Biener <rguenther@suse.de>
13500 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
13501 precision not matching mode precision.
13503 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
13505 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
13506 pa_output_arg_descriptor.
13507 (call_val_symref_64bit_post_reload): Likewise.
13508 (call_val_powf_64bit_post_reload): Likewise.
13509 (sibcall_internal_symref_64bit): Likewise.
13510 (sibcall_value_internal_symref_64bit): Likewise.
13512 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13514 PR middle-end/71626
13515 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
13516 a constant, force its SUBREG_REG into memory or register instead
13519 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13522 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
13523 * doc/invoke.texi (AVR Options): Document it.
13525 2016-06-28 Walter Lee <walt@tilera.com>
13527 * config/tilegx/linux.h: Do not include arch/icache.h
13528 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13529 * config/tilepro/linux.h: Do not include arch/icache.h
13530 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13532 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
13534 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
13535 for big-endian BIT_FIELD_REF.
13537 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
13539 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
13540 ('size' attribute): Add '128'.
13542 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
13543 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
13544 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
13545 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
13546 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
13547 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
13548 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
13549 *trunc<mode>df2_odd): Set size attribute to '128'.
13550 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
13551 * config/rs6000/power6.md (power6-fp): Include dfp type.
13552 * config/rs6000/power7.md (power7-fp): Likewise.
13553 * config/rs6000/power8.md (power8-fp): Likewise.
13554 * config/rs6000/power9.md: New file.
13555 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
13556 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
13557 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
13559 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
13560 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13561 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
13562 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
13563 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
13564 dfp_dscri_<mode>): Change type attribute to dfp.
13565 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
13566 attribute to vecsimple.
13567 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
13568 and prefetch streams.
13569 (rs6000_option_override_internal): Remove temporary code setting
13570 tuning to power8. Don't set rs6000_sched_groups for power9.
13571 (last_scheduled_insn): Change to rtx_insn *.
13572 (divide_cnt, vec_load_pendulum): New variables.
13573 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
13574 (rs6000_issue_rate): Set issue rate for Power9.
13575 (is_power9_pairable_vec_type): New.
13576 (power9_sched_reorder2): New.
13577 (rs6000_sched_reorder2): Call new function for Power9 specific
13579 (insn_must_be_first_in_group): Remove Power9.
13580 (insn_must_be_last_in_group): Likewise.
13581 (force_new_group): Likewise.
13582 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
13583 Initialize divide_cnt/vec_load_pendulum.
13584 (_rs6000_sched_context, rs6000_init_sched_context,
13585 rs6000_set_sched_context): Handle context save/restore of new
13588 2016-06-28 Richard Biener <rguenther@suse.de>
13590 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
13591 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
13592 COMPONENT_REF operand.
13593 (nonoverlapping_component_refs_p): Likewise.
13594 * stor-layout.c (start_bitfield_representative): Mark
13595 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
13597 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13599 * Makefile.in: Don't cat ../stage_current if it does not exist.
13601 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
13602 last argument is a bit-field.
13604 PR rtl-optimization/71673
13605 * internal-fn.c (expand_arith_overflow_result_store): Use
13606 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
13607 expand_simple_binop.
13609 PR middle-end/66867
13610 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
13611 expand_ifn_atomic_compare_exchange): New functions.
13612 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
13613 * tree.h (build_call_expr_internal_loc): Rename to ...
13614 (build_call_expr_internal_loc_array): ... this. Fix up type of
13616 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
13617 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
13618 ATOMIC_COMPARE_EXCHANGE result.
13619 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
13620 * gimple-fold.h (optimize_atomic_compare_exchange_p,
13621 fold_builtin_atomic_compare_exchange): New prototypes.
13622 * gimple-fold.c (optimize_atomic_compare_exchange_p,
13623 fold_builtin_atomic_compare_exchange): New functions..
13624 * tree-ssa.c (execute_update_addresses_taken): If
13625 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
13626 of call when finding addressable vars, and if such var becomes
13627 non-addressable, call fold_builtin_atomic_compare_exchange.
13629 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
13632 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
13633 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
13635 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
13637 * config/rs6000/rs6000.md ('type' attribute): Add
13638 veclogical,veccmpfx,vecexts,vecmove insn types.
13639 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
13640 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
13641 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
13642 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
13643 *nabs<mode>2_hw): Change type to vecmove.
13644 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
13645 *boolcc<mode>3_internal, *eqv<mode>3_internal,
13646 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
13647 *ieee_128bit_vsx_abs<mode>2_internal,
13648 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
13649 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
13650 *ieee128_mtvsrd_32bit): Change type to veclogical.
13651 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
13652 *movdi_internal32, *movdi_internal64): Update insn types.
13653 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
13654 vsx_extract_<mode>): Change type to veclogical.
13655 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
13656 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
13657 *vsx_sign_extend_si_v2di): Change type to vecexts.
13658 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
13659 type to veclogical.
13660 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
13661 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
13662 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
13663 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
13664 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13665 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
13666 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
13667 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
13668 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
13669 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
13670 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
13671 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
13672 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
13673 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
13674 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
13675 (ppc7450-vecsimple): Add veclogical, vecmove.
13676 (ppc7450-veccmp): Add veccmpfx.
13677 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
13679 (ppc8540_vector_compare): Add veccmpfx.
13680 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
13681 * config/rs6000/cell.md (cell-fp): Add fpsimple.
13682 (cell-vecsimple): Add veclogical, vecmove.
13683 (cell-veccmp): Add veccmpfx.
13684 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
13685 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
13687 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
13688 * config/rs6000/power4.md (power4-fp): Add fpsimple.
13689 (power4-vecsimple): Add veclogical, vecmove.
13690 (power4-veccmp): Add veccmpfx.
13691 * config/rs6000/power5.md (power5-fp): Add fpsimple.
13692 * config/rs6000/power6.md (power6-fp): Add fpsimple.
13693 (power6-vecsimple): Add veclogical, vecmove.
13694 (power6-veccmp): Add veccmpfx.
13695 * config/rs6000/power7.md (power7-fp): Add fpsimple.
13696 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
13697 * config/rs6000/power8.md (power8-fp): Add fpsimple.
13698 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
13699 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
13700 * config/rs6000/titan.md (titan_fp): Add fpsimple.
13701 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
13703 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
13705 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
13708 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13709 OPTION_MASK_P9_DFORM_VECTOR.
13710 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
13711 disable -mpower9-dform-vector when using reload.
13712 (quad_address_p): Remove 'gpr_p' argument and all associated code.
13713 New 'strict' argument. Update all callers. Add strict addressing
13715 (rs6000_legitimate_offset_address_p): Remove call to
13716 virtual_stack_registers_memory_p.
13717 (rs6000_legitimize_reload_address): Add quad address support.
13718 (rs6000_legitimate_address_p): Move call to quad_address_p above
13719 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
13720 to account for new strict usage.
13721 (rs6000_output_move_128bit): Adjust quad_address_p args to account
13722 for new strict usage.
13723 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
13725 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
13732 * config/i386/i386.c (ix86_spill_class): Disable condition to
13733 always return NO_REGS.
13735 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
13737 * predict.c: Include gimple-pretty-print.h
13738 (predicted_by_loop_heuristics_p): Check also
13739 PRED_LOOP_EXIT_WITH_RECURSION
13740 (predict_loops): Find self recursive calls and use special purpose
13741 predictors for them; dump log about decisions.
13742 (pass_profile::execute): Dump info about #of iterations.
13743 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
13744 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
13746 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
13748 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
13749 output_asm_insn calls and shorten long lines. Output .CALL
13750 argument descriptor using pa_output_arg_descriptor. Add various
13751 inline $$dyncall and other optimizations.
13752 (pa_attr_length_indirect_call): Adjust ordering and lengths.
13754 2016-06-25 Jakub Jelinek <jakub@redhat.com>
13756 PR tree-optimization/71643
13757 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
13760 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
13761 leak a bitmap if dep_bb is NULL.
13763 PR tree-optimization/71631
13764 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
13765 to rewrite_expr_tree even if negate_result, move new_lhs var
13766 declaration and initialization earlier, for powi_result set afterwards
13767 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
13768 if new_lhs != lhs, and don't shadow gsi var.
13770 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13772 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
13773 Add in_loop parameter.
13774 (predict_loops): Add loop guard heuristics.
13775 * predict.def (PRED_LOOP_GUARD): New heuristics.
13777 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13779 * predict.c: Include ipa-utils.h
13780 (tree_bb_level_prediction): Predict recursive calls.
13781 (tree_estimate_probability_bb): Skip inexpensive calls for call
13783 * predict.def (PRED_RECURSIVE_CALL): New.
13785 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13787 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
13788 (BU_FLOAT128_1): Likewise.
13790 (COPYSIGNQ): Likewise.
13791 (RS6000_BUILTIN_NANQ): Likewise.
13792 (RS6000_BUILTIN_NANSQ): Likewise.
13793 (RS6000_BUILTIN_INFQ): Likewise.
13794 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
13795 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
13796 (TARGET_FOLD_BUILTIN): New #define.
13797 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
13798 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
13799 (rs6000_fold_builtin): New target hook implementation, handling
13800 folding of 128-bit NaNs and infinities.
13801 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
13802 entries are filled in to avoid problems during bootstrap
13803 self-test; define builtins for 128-bit NaNs and infinities.
13804 (rs6000_opt_mask): Add entry for float128.
13805 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
13806 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
13807 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
13808 (const_str_type_node): New #define.
13809 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
13810 to a define_expand that dispatches to either copysign<mode>3_soft
13811 or copysign<mode>3_hard.
13812 (copysign<mode>3_hard): Rename from copysign<mode>3.
13813 (copysign<mode>3_soft): New define_insn.
13814 * doc/extend.texi: Document new builtins.
13816 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13818 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
13819 PRIu64 instead of lu.
13821 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
13824 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
13825 copy the type name.
13827 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13829 PR tree-optimization/71647
13830 * omp-low.c (lower_rec_input_clauses): Convert
13831 omp_clause_aligned_alignment (c) to size_type_node for the
13832 last argument of __builtin_assume_aligned.
13834 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
13836 * configure.ac (calling ___tls_get_addr via GOT): New
13837 assembler/linker check.
13838 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
13839 assembler and linker supports calling ___tls_get_addr via GOT.
13840 Otherise, defined to 0.
13841 * config.in: Regenerated.
13842 * configure: Likewise.
13843 * config/i386/constraints.md (Yb): New constraint.
13844 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
13845 (REG_CLASS_NAMES): Likewise.
13846 (REG_CLASS_CONTENTS): Likewise.
13847 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
13848 the b constraint with the Yb constraint. Call ___tls_get_addr
13849 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
13851 (*tls_local_dynamic_base_32_gnu): Likewise.
13852 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
13853 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
13854 (*tls_local_dynamic_base_64_<mode>): Likewise.
13856 2016-06-24 Martin Liska <mliska@suse.cz>
13858 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
13859 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
13861 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
13862 argument to true if the expected number of iterations is
13865 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
13867 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
13868 assemble for 32bit target.
13869 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
13870 and $ld_ix86_gld_32_opt to link for 32bit target.
13871 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
13872 * configure: Regenerate.
13874 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13876 * config/arm/arm.c (int_log2): Delete definition and prototype.
13877 (shift_op): Use exact_log2 instead of int_log2.
13878 (vfp3_const_double_for_fract_bits): Likewise.
13880 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13882 * internal-fn.c (expand_arith_set_overflow): New function.
13883 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
13885 (expand_arith_overflow_result_store): Likewise. Handle precision
13886 smaller than mode precision.
13887 * tree-vrp.c (extract_range_basic): For imag part, handle
13888 properly signed 1-bit precision result.
13889 * doc/extend.texi (__builtin_add_overflow): Document that last
13890 argument can't be pointer to enumerated or boolean type.
13891 (__builtin_add_overflow_p): Document that last argument can't
13892 have enumerated or boolean type.
13894 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13895 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13897 * config/rs6000/predicates.md (splat_input_operand): Rework.
13898 Don't allow constants, since the insns that use this predicate
13899 don't support constants. Constants are handled by other insns
13900 that are created via combine. During and after register
13901 allocation, only allow indexed or indirect addresses, and not
13902 general addresses. Only allow modes supported by the hardware.
13903 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
13904 comment. Move check for using VSPLTIS<x> to a common location,
13905 instead of doing it in two different places.
13907 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
13909 * config/i386/driver-i386.c (host_detect_local_cpu): Set
13910 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
13911 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
13912 signature_CENTAUR_ebx.
13914 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
13918 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
13919 (as_ix86_gas_32_opt): This.
13920 (ld_ix86_tls_ldm_opt): Renamed to ...
13921 (ld_ix86_gld_32_opt): This.
13922 (R_386_TLS_LDM reloc): Updated.
13923 (R_386_GOT32X reloc): New assembler/linker check.
13924 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
13925 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
13927 * config.in: Regenerated.
13928 * configure: Likewise.
13929 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
13930 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
13931 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
13932 if ix86_force_load_from_GOT_p returns true.
13933 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
13934 ix86_force_load_from_GOT_p returns true.
13935 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
13936 the external function address via the GOT slot.
13937 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
13938 HAVE_AS_IX86_GOT32X before returning false.
13939 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
13940 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
13942 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
13944 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
13946 2016-06-23 Andi Kleen <ak@linux.intel.com>
13948 * Makefile.in: Regenerate.
13949 * doc/install.texi: Document autoprofiledbootstrap.
13951 2016-06-23 Andi Kleen <ak@linux.intel.com>
13953 * config/i386/gcc-auto-profile: New file.
13955 2016-06-23 Martin Liska <mliska@suse.cz>
13957 PR middle-end/71619
13958 * predict.c (predict_loops): Revert the hunk that was removed
13961 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
13963 * config.gcc: Add support for arm*-*-phoenix* targets.
13964 * config/arm/t-phoenix: New.
13965 * config/phoenix.h: New.
13967 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
13968 H.J. Lu <hongjiu.lu@intel.com>
13971 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
13972 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
13973 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
13974 ix86_force_load_from_GOT_p returns true.
13975 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
13976 ix86_force_load_from_GOT_p returns true.
13977 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
13978 ix86_force_load_from_GOT_p returns true.
13979 (ix86_expand_move): Load the external function address via the
13980 GOT slot if ix86_force_load_from_GOT_p returns true.
13981 * config/i386/predicates.md (x86_64_immediate_operand): Return
13982 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
13983 (x86_64_zext_immediate_operand): Ditto.
13985 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
13987 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
13989 2016-06-22 David Malcolm <dmalcolm@redhat.com>
13992 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
13993 * diagnostic.c (pedwarn_at_rich_loc): New function.
13994 * spellcheck.h (best_match::best_match): Add a
13995 "best_distance_so_far" optional parameter.
13996 (best_match::set_best_so_far): New method.
13997 (best_match::get_best_distance): New accessor.
13998 (best_match::get_best_candidate_length): New accessor.
14000 2016-06-22 Nick Clifton <nickc@redhat.com>
14002 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
14003 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
14004 modes are accepted as well.
14005 (ucompare_loc_descriptor): Likewise.
14006 (minmax_loc_descriptor): Likewise.
14007 (clz_loc_descriptor): Likewise.
14008 (popcount_loc_descriptor): Likewise.
14009 (bswap_loc_descriptor): Likewise.
14010 (rotate_loc_descriptor): Likewise.
14011 (mem_loc_descriptor): Likewise.
14012 (loc_descriptor): Likewise.
14014 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14016 * common.opt (fdiagnostics-parseable-fixits): New option.
14017 * diagnostic.c: Include "selftest.h".
14018 (print_escaped_string): New function.
14019 (print_parseable_fixits): New function.
14020 (diagnostic_report_diagnostic): Call print_parseable_fixits.
14021 (selftest::assert_print_escaped_string): New function.
14022 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
14023 (selftest::test_print_escaped_string): New function.
14024 (selftest::test_print_parseable_fixits_none): New function.
14025 (selftest::test_print_parseable_fixits_insert): New function.
14026 (selftest::test_print_parseable_fixits_remove): New function.
14027 (selftest::test_print_parseable_fixits_replace): New function.
14028 (selftest::diagnostic_c_tests): New function.
14029 * diagnostic.h (struct diagnostic_context): Add field
14030 "parseable_fixits_p".
14031 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
14032 -fdiagnostics-parseable-fixits.
14033 (-fdiagnostics-parseable-fixits): New option.
14034 * opts.c (common_handle_option): Handle
14035 -fdiagnostics-parseable-fixits.
14036 * selftest-run-tests.c (selftest::run_tests): Call
14037 selftest::diagnostic_c_tests.
14038 * selftest.h (selftest::diagnostic_c_tests): New prototype.
14040 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
14042 PR tree-optimization/71488
14043 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
14044 comparison of boolean vectors.
14045 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
14046 of boolean vectors using bitwise operations.
14048 2016-06-22 Andreas Schwab <schwab@suse.de>
14050 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
14051 Remove declaration.
14053 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
14055 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
14057 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
14059 * config/i386/i386.c (print_reg): Emit an error message on attempt to
14062 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14064 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
14065 * config/arm/arm-cores.def (cortex-a73): New entry.
14066 (cortex-a73.cortex-a35): Likewise.
14067 (cortex-a73.cortex-a53): Likewise.
14068 * config/arm/arm-tables.opt: Regenerate.
14069 * config/arm/arm-tune.md: Likewise.
14070 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
14071 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14072 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
14073 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14074 * doc/invoke.texi (ARM Options): Document cortex-a73,
14075 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
14077 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14079 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
14080 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
14081 (cortex-a73.cortex-a35): Likewise.
14082 (cortex-a73.cortex-a53): Likewise.
14083 * config/aarch64/aarch64-tune.md: Regenerate.
14084 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
14085 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
14088 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14090 * configure.ac (gcc_cv_as_compress_debug): Remove
14091 --compress-debug-sections as extra as switch.
14092 Handle gas --compress-debug-sections=type.
14093 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
14094 Handle gld --compress-debug-sections=type.
14095 * configure: Regenerate.
14097 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
14099 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
14101 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
14103 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
14104 (do_rewrite): likewise.
14106 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14108 * common/config/mep/mep-common.c: Remove.
14109 * config.gcc: Remove mep-* support.
14110 * config/mep/constraints.md: Remove.
14111 * config/mep/default.h: Remove.
14112 * config/mep/intrinsics.h: Remove.
14113 * config/mep/intrinsics.md: Remove.
14114 * config/mep/ivc2-template.h: Remove.
14115 * config/mep/mep-c5.cpu: Remove.
14116 * config/mep/mep-core.cpu: Remove.
14117 * config/mep/mep-default.cpu: Remove.
14118 * config/mep/mep-ext-cop.cpu: Remove.
14119 * config/mep/mep-intrin.h: Remove.
14120 * config/mep/mep-ivc2.cpu: Remove.
14121 * config/mep/mep-pragma.c: Remove.
14122 * config/mep/mep-protos.h: Remove.
14123 * config/mep/mep.c: Remove.
14124 * config/mep/mep.cpu: Remove.
14125 * config/mep/mep.h: Remove.
14126 * config/mep/mep.md: Remove.
14127 * config/mep/mep.opt: Remove.
14128 * config/mep/predicates.md: Remove.
14129 * config/mep/t-mep: Remove.
14130 * doc/install.texi: Remove mep-* documentation.
14131 * doc/md.texi: Likewise.
14133 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14135 * config.gcc: Remove support for avr-rtems.
14136 * config/avr/gen-avr-mmcu-specs.c: Likewise.
14137 * config/avr/rtems.h: Remove.
14138 * config/avr/t-rtems: Remove.
14140 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14142 * config.gcc: Remove m32r-rtems support.
14143 * config/m32r/rtems.h: Remove.
14145 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14147 * config.gcc: Remove h8300-rtems support.
14148 * config/h8300/rtems.h: Remove.
14149 * config/h8300/t-rtems: Remove.
14151 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14153 * config.gcc: Remove support for knetbsd.
14154 * configure.ac: Likewise.
14155 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
14156 * config/knetbsd-gnu.h: Remove.
14157 * configure: Regenerate.
14159 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14161 * config.gcc: Remove support for openbsd 2 and 3.
14162 * config/openbsd-oldgas.h: Remove.
14164 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14166 * config.gcc: Remove interix support.
14167 * config/i386/i386-interix.h: Remove.
14168 * config/i386/interix.opt: Remove.
14169 * config/i386/t-interix: Remove.
14170 * configure: Regenerate.
14171 * configure.ac: Remove interix support.
14172 * doc/install.texi: Remove interix documentation.
14174 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
14176 * config/rs6000/rs6000.h: Add conditional preprocessing directives
14177 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
14180 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14182 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
14183 they are both PLACEHOLDER_EXPRs.
14185 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14187 * stor-layout.c (layout_type): Move setting complex MODE to
14188 layout_type, instead of setting it ahead of time by the caller.
14189 * tree.c (build_complex_type): Likewise.
14191 2016-06-21 Martin Liska <mliska@suse.cz>
14193 * predict.c (force_edge_cold): Replace imposisble with
14196 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14198 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
14199 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
14201 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14203 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
14205 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
14206 Ilya Enkovich <ilya.enkovich@intel.com>
14209 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
14210 New member function to convert V1TImode register to SUBREG
14211 TImode in debug insn.
14212 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
14213 after changing register mode to V1TImode.
14215 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
14217 * config/aarch64/aarch64-cores.def (vulcan): New core.
14218 * config/aarch64/aarch64-tune.md: Regenerate.
14219 * doc/invoke.texi: Document vulcan as an available option.
14221 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14223 * cse.c (canon_asm_operands): New function extracted from...
14224 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
14225 either standalone or member of a PARALLEL.
14227 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14230 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
14231 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
14232 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
14234 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14237 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
14238 constant addresses if can_create_pseudo_p.
14240 2016-06-21 Jakub Jelinek <jakub@redhat.com>
14242 PR tree-optimization/71588
14243 * tree-ssa-strlen.c (valid_builtin_call): New function.
14244 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
14247 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14249 PR middle-end/71581
14250 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
14251 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
14252 for conversion of scalar user var to complex type and use the
14253 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
14256 PR rtl-optimization/71591
14257 * toplev.c (toplev::run_self_tests): If no_backend, complain and
14258 don't run any tests.
14260 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
14263 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
14264 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
14265 space for PIC with non-v32 and the common non-PIC "jump".
14267 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14270 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
14271 returned values and add UN*/LTGT/*ORDERED cases with values matching
14272 D operand modifier on vcmp for AVX.
14274 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14276 * config/aarch64/aarch64.opt
14277 (mpc-relative-literal-loads): Rename internal option name.
14278 * config/aarch64/aarch64.c
14279 (aarch64_nopcrelative_literal_loads): Rename to
14280 aarch64_pcrelative_literal_loads.
14281 (aarch64_expand_mov_immediate): Likewise.
14282 (aarch64_secondary_reload): Likewise.
14283 (aarch64_can_use_per_function_literal_pools_p): Likewise.
14284 (aarch64_override_options_after_change_1): Rename and simplify logic.
14285 (aarch64_classify_symbol): Merge large model checks into switch,
14286 remove pc-relative load check.
14288 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14290 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
14291 costs relative to the cost of a register move.
14293 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14295 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
14296 (vcvt_n_f64_u64): Likewise.
14297 (vcvt_n_s64_f64): Likewise.
14298 (vcvt_n_u64_f64): Likewise.
14299 (vcvt_f64_s64): Likewise.
14300 (vrecpe_f64): Likewise.
14301 (vcvt_f64_u64): Likewise.
14302 (vrecps_f64): Likewise.
14304 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14306 * config/aarch64/aarch64.md
14307 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
14309 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
14311 * config/aarch64/aarch64-builtins.c
14312 (aarch64_types_binop_uss_qualifiers): Delete.
14313 (TYPES_BINOP_USS): Likewise.
14314 (aarch64_types_binop_sus_qualifiers): Likewise.
14315 (TYPES_BINOP_SUS): Likewise.
14316 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
14317 (TYPES_FCVTIMM_SUS): Likewise.
14318 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
14320 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
14321 (fcvtzs): Use SHIFTIMM rather than BINOP.
14322 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
14324 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14326 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
14327 costs relative to the cost of a register move.
14329 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14331 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
14332 Allow scalar/single vector modes to be tieable.
14334 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14336 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
14338 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14340 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
14342 * tree.h (TYPE_ALIGN): Likewise.
14344 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14347 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
14349 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14351 * config/avr/avr.c (avr_print_operand): Fix "format not a string
14352 literal" build warnings.
14353 (avr_print_operand_address): Dito.
14355 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
14358 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
14359 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
14361 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
14363 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
14365 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
14368 * reload1.c (reload): Pass 0 to finish_spills when called because
14369 update_eliminables_and_spill returns true and remove did_spill.
14370 (finish_spills): Adjust comment and document GLOBAL parameter.
14372 2016-06-17 DJ Delorie <dj@redhat.com>
14375 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
14376 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
14377 (umulqihi3_virt): Likewise.
14378 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
14379 (umulqihi3_real): Likewise.
14381 2016-06-17 Martin Liska <mliska@suse.cz>
14383 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
14385 2016-06-17 Martin Liska <mliska@suse.cz>
14387 * predict.def: PRED_LOOP_EXIT from 92 to 85.
14389 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
14391 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
14393 (vaddq_f32): Likewise.
14394 (vmul_f32): Likewise.
14395 (vmulq_f32): Likewise.
14396 (vsub_f32): Likewise.
14397 (vsubq_f32): Likewise.
14399 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14401 PR tree-optimization/71347
14402 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
14403 cost for all uses in group.
14405 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14407 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
14408 insert gimple seq if it's not empty.
14410 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14412 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
14414 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
14415 rather than OFFSET.
14416 (comp_dr_with_seg_len_pair): Ditto.
14417 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
14418 struct dr_with_seg_len_pair against DR_OFFSET.
14419 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
14420 DR_OFFSET directly.
14422 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
14424 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
14426 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
14428 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
14429 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
14430 (pa_output_millicode_call): Likewise.
14431 (pa_output_call): Likewise.
14432 (pa_output_indirect_call): Likewise.
14433 (pa_asm_output_mi_thunk): Likewise.
14435 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14437 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
14439 2016-06-16 Martin Liska <mliska@suse.cz>
14441 * predict.c (combine_predictions_for_insn): When we find a first
14442 match predictor, we should consider just predictors with
14443 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
14444 DS theory predictor.
14445 (combine_predictions_for_bb): Likewise.
14447 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14449 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
14450 with base of reference to struct.
14452 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14454 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
14456 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14459 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
14460 progmem_swtable_section.
14461 (progmem_swtable_section): Remove.
14462 (avr_asm_function_rodata_section): Remove.
14463 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14464 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
14466 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
14468 * config/i386/driver-i386.c (host_detect_local_cpu): Set
14469 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
14470 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
14471 signature_CENTAUR_ebx.
14472 * config/i386/i386.c (ix86_option_override_internal): Add
14473 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
14474 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
14475 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
14477 2016-06-16 Martin Liska <mliska@suse.cz>
14479 * predict.def: Add fortran loop preheader predictor.
14480 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
14481 fold IFN_BUILTIN_EXPECT with a known constant argument.
14483 2016-06-16 Martin Liska <mliska@suse.cz>
14485 * predict.def: Add 'Fortran' to display text of all
14486 PRED_FORTRAN_* predictors.
14488 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14491 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
14492 [IA64_BUILTIN_NANSQ]: Ditto.
14493 (ia64_fold_builtin): New function.
14494 (TARGET_FOLD_BUILTIN): New define.
14495 (ia64_init_builtins) Declare const_string_type node.
14496 Add __builtin_nanq and __builtin_nansq builtin functions.
14497 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
14499 2016-06-16 Nick Clifton <nickc@redhat.com>
14501 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
14502 MSP430_HWMULT_ prefix to enum values.
14503 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
14504 * config/msp430/msp430.c: Update use of enum values.
14505 * config/msp430/msp430.md: Likewise.
14506 * config/msp430/msp430.opt: Likewise.
14508 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
14510 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
14511 of comparsions in the last iteration.
14513 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14514 Joern Rennecke <joern.rennecke@embecosm.com>
14516 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
14518 (arc_needs_pcl_p): Add GOTOFFPC.
14519 (arc_legitimate_pic_addr_p): Likewise.
14520 (arc_output_pic_addr_const): Likewise.
14521 (arc_legitimize_pic_address): Generate a pc-relative address using
14523 (arc_output_libcall): Use @pcl syntax.
14524 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
14525 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
14526 (*movsi_insn): Use @pcl syntax.
14527 (doloop_begin_i): Likewise.
14529 2016-06-16 Martin Liska <mliska@suse.cz>
14531 * predict.def: Define a new predictor.
14533 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14535 * config/arc/arc.opt (mtp-regno): Update text.
14537 2016-06-16 Renlin Li <renlin.li@arm.com>
14539 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
14541 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14544 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
14545 (setcc + and peephole2): Likewise.
14547 PR rtl-optimization/71532
14548 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
14551 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
14553 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
14554 DImode constants with XXSPLTIB in vector registers.
14555 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
14556 vsx_extract_<mode>_internal{1,2} into a single insn that handles
14557 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
14558 extraction of the element at the top of the register as a scalar
14560 (vsx_extract_<mode>_internal1): Likewise.
14561 (vsx_extract_<mode>_internal2): Likewise.
14562 * config/rs6000/constraints.md (wi constraint): Remove a comment
14563 about DImode not being allowed in Altivec registers.
14564 (wB constraint): New constraint for constants that can be
14565 generated in Altivec registers with VSPLTISW/VUPKHSW.
14566 * config/rs6000/predicates.md (xxspltib_constant_split): Update
14568 (xxspltib_constant_nosplit): Likewise.
14569 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
14570 support for -mupper-regs-di to enable DImode to go into Altivec
14572 (POWERPC_MASKS): Likewise.
14573 (power7 cpu): Likewise.
14574 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
14575 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
14576 for DImode being allowed in Altivec registers. Update wi/wj
14577 constraints. Set scalar_in_vmx_p flag.
14578 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
14579 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
14580 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
14581 (rs6000_opt_masks): Add -mupper-regs-di.
14582 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
14583 direct move to use wi and not wj.
14584 (lfiwzx): Likewise.
14585 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
14587 (floatunssi<mode>2_lfiwzx_mem): Likewise.
14588 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
14589 any VSX register, instead of just Altivec registers, to allow
14590 either operand to be an Altivec register or both.
14591 (fixuns_trunc<mode>di2_fctiduz): Likewise.
14592 (movdi_internal32): Add support for -mupper-regs-di. Add support
14593 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
14594 the alternatives and attributes to be lined up to be easier to
14596 (movdi_internal64): Likewise.
14597 (64-bit DImode splitters): Change predicates to only split loading
14598 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
14599 load constants in ISA 3.0 or ISA 2.07 respectively.
14600 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
14601 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
14602 mention -mcpu=power9 sets these options.
14603 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
14606 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14609 * config/avr/avr.c (avr_set_current_function): Warn misspelled
14610 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
14611 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
14612 by default to warn misspelled interrupt/ signal handler.
14613 * doc/invoke.texi (AVR Options): Document it. Update description
14614 for -nodevicelib option.
14616 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14618 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
14619 up parentheses. Use GET_MODE_UNIT_BITSIZE.
14620 (aarch64_<sur>shll2_n<mode>): Likewise.
14622 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
14624 PR middle-end/71529
14625 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
14626 DECL_CONTEXT for copied arguments.
14628 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14630 PR tree-optimization/71483
14631 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
14634 2016-06-15 Martin Liska <mliska@suse.cz>
14636 * predict.c (tree_predict_by_opcode): Call predict_edge_def
14637 instead of predict_edge w/o a probability.
14639 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14641 PR tree-optimization/71439
14642 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
14645 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14647 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
14648 register subregs in SET_SRC.
14650 2016-06-15 Richard Biener <rguenther@suse.de>
14652 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
14653 store restrictions.
14655 2016-06-15 Richard Biener <rguenther@suse.de>
14657 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
14658 not consider dependences between accesses that belong to the
14660 (vect_analyze_data_ref_dependences): Do not analyze read-read
14661 or self-dependences.
14663 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14665 * spellcheck-tree.c: Include spellcheck-tree.h rather than
14667 (find_closest_identifier): Reimplement in terms of
14668 best_match<tree,tree>.
14669 * spellcheck-tree.h: New file.
14670 * spellcheck.c (struct edit_distance_traits<const char *>): New
14672 (find_closest_string): Reimplement in terms of
14673 best_match<const char *, const char *>.
14674 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
14675 overload to spellcheck-tree.h.
14676 (find_closest_identifier): Likewise.
14677 (struct edit_distance_traits<T>): New template.
14678 (class best_match): New class.
14680 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14682 * selftest-run-tests.c (selftest::run_tests): Call
14683 selftest::spellcheck_tree_c_tests.
14684 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
14685 * spellcheck-tree.c: Include selftest.h and stringpool.h.
14686 (selftest::test_find_closest_identifier): New function.
14687 (selftest::spellcheck_tree_c_tests): New function.
14688 * spellcheck.c (selftest::test_find_closest_string): Verify that
14689 the order of the vec does not affect the results for this case.
14690 (selftest::test_data): New array.
14691 (selftest::test_metric_conditions): New function.
14692 (selftest::spellcheck_c_tests): Add a test of case-comparison.
14693 Call selftest::test_metric_conditions.
14695 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14697 * config/rs6000/rs6000-builtin.def (commentary): Typo.
14698 (BU_P9_MISC_1): Likewise.
14699 (BU_P9_64BIT_MISC_0): Likewise.
14700 (BU_P9_MISC_0): Likewise.
14702 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14704 * gcc-rich-location.c
14705 (gcc_rich_location::add_fixit_misspelled_id): New method.
14706 * gcc-rich-location.h
14707 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
14709 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
14711 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
14712 FreeBSD 11 and above.
14714 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
14716 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
14718 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14720 * expmed.h: Close parenthesis in "at your option" in copyright
14722 * lower-subreg.h: Likewise.
14724 2016-06-14 Richard Biener <rguenther@suse.de>
14726 PR middle-end/71526
14727 * genmatch.c (expr::gen_transform): Use in_type for comparisons
14730 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14732 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
14734 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
14735 mask+shift version.
14736 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
14738 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
14739 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
14741 2016-06-14 Richard Biener <rguenther@suse.de>
14743 PR tree-optimization/71522
14744 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
14745 copying into float copying.
14747 2016-06-14 Jakub Jelinek <jakub@redhat.com>
14749 PR tree-optimization/71520
14750 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
14751 (replace_block_by): Move user labels from bb1 to bb2.
14753 2016-06-14 Richard Biener <rguenther@suse.de>
14755 PR middle-end/71310
14757 * expr.h (get_bit_range): Declare.
14758 * expr.c (get_bit_range): Export.
14759 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
14760 word_mode again to constrain the bitfield access.
14762 2016-06-14 Richard Biener <rguenther@suse.de>
14764 PR tree-optimization/71521
14765 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
14766 division int_const_binop against zero divisor.
14768 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14770 * config/i386/i386.md (signbittf2): New expander.
14771 * config/i386/sse.md (ptesttf2): New insn pattern.
14773 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14776 * input.c (selftest::test_reading_source_line): Avoid reading from
14777 __FILE__ by creating a tempfile with known content and reading
14780 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14782 * pretty-print.c (assert_pp_format_colored): Skip the test if
14784 (test_pp_format): Remove comment about GCC_COLORS.
14786 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14788 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
14789 * pretty-print.c (assert_pp_format_va): Add location param and use
14790 it with ASSERT_STREQ_AT.
14791 (assert_pp_format): Add location param and pass it to
14792 assert_pp_format_va.
14793 (assert_pp_format_colored): Likewise.
14794 (ASSERT_PP_FORMAT_1): New.
14795 (ASSERT_PP_FORMAT_2): New.
14796 (ASSERT_PP_FORMAT_3): New.
14797 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
14798 explicitly, or implicitly via the above macros.
14799 * selftest.c (selftest::pass): Use a selftest::location rather
14800 than file and line.
14801 (selftest::fail): Likewise. Print the function name.
14802 (selftest::fail_formatted): Likewise.
14803 (selftest::assert_streq): Use a selftest::location rather than
14805 * selftest.h (selftest::location): New struct.
14806 (SELFTEST_LOCATION): New macro.
14807 (selftest::pass): Accept a const location & rather than file
14809 (selftest::fail): Likewise.
14810 (selftest::fail_formatted): Likewise.
14811 (selftest::assert_streq): Likewise.
14812 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
14813 (ASSERT_FALSE): Likewise.
14814 (ASSERT_EQ): Likewise.
14815 (ASSERT_NE): Likewise.
14816 (ASSERT_STREQ): Likewise.
14817 (ASSERT_PRED1): Likewise.
14818 (ASSERT_STREQ_AT): New macro.
14820 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14822 * selftest.c (selftest::fail_formatted): New function.
14823 (selftest::assert_streq): New function.
14824 * selftest.h (selftests::fail_formatted): New decl.
14825 (selftest::assert_streq): New decl.
14826 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
14828 2016-06-13 Jeff Law <law@redhat.com>
14830 PR tree-optimization/71403
14831 * tree-ssa-threadbackward.c
14832 (convert_and_register_jump_thread_path): No longer accept reference
14833 to path. Do not pop items off the path anymore.
14834 (fsm_find_control_statement_thread_paths): Do not allow threading
14835 to a deeper loop nest. Pop the last item off the path here rather
14836 than in convert_and_register_jump_thread_path.
14838 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14839 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
14841 [AArch64] Emit division using the Newton series
14843 * config/aarch64/aarch64-protos.h
14844 (cpu_approx_modes): Add new member "division".
14845 (aarch64_emit_approx_div): Declare new function.
14846 * config/aarch64/aarch64.c
14847 (generic_approx_modes): New member "division".
14848 (exynosm1_approx_modes): Likewise.
14849 (xgene1_approx_modes): Likewise.
14850 (aarch64_emit_approx_div): Define new function.
14851 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
14852 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
14853 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
14854 * doc/invoke.texi (-mlow-precision-div): Describe new option.
14856 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14857 Wilco Dijkstra <wilco.dijkstra@arm.com>
14859 [AArch64] Emit square root using the Newton series
14861 * config/aarch64/aarch64-protos.h
14862 (aarch64_emit_approx_rsqrt): Replace with new function
14863 "aarch64_emit_approx_sqrt".
14864 (cpu_approx_modes): New member "sqrt".
14865 * config/aarch64/aarch64.c
14866 (generic_approx_modes): New member "sqrt".
14867 (exynosm1_approx_modes): Likewise.
14868 (xgene1_approx_modes): Likewise.
14869 (aarch64_emit_approx_rsqrt): Replace with new function
14870 "aarch64_emit_approx_sqrt".
14871 (aarch64_override_options_after_change_1): Handle new option.
14872 * config/aarch64/aarch64-simd.md
14873 (rsqrt<mode>2): Use new function instead.
14874 (sqrt<mode>2): New expansion and insn definitions.
14875 * config/aarch64/aarch64.md: Likewise.
14876 * config/aarch64/aarch64.opt
14877 (mlow-precision-sqrt): Add new option description.
14878 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
14880 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14882 [AArch64] Add more choices for the reciprocal square root approximation
14884 Allow a target to prefer such operation depending on the operation mode.
14886 * config/aarch64/aarch64-protos.h
14887 (AARCH64_APPROX_MODE): New macro.
14888 (AARCH64_APPROX_{NONE,ALL}): Likewise.
14889 (cpu_approx_modes): New structure.
14890 (tune_params): New member "approx_modes".
14891 * config/aarch64/aarch64-tuning-flags.def
14892 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
14893 * config/aarch64/aarch64.c
14894 (generic_approx_modes): New core "cpu_approx_modes" structure.
14895 (exynosm1_approx_modes): Likewise.
14896 (xgene1_approx_modes): Likewise.
14897 (generic_tunings): New member "approx_modes".
14898 (cortexa35_tunings): Likewise.
14899 (cortexa53_tunings): Likewise.
14900 (cortexa57_tunings): Likewise.
14901 (cortexa72_tunings): Likewise.
14902 (exynosm1_tunings): Likewise.
14903 (thunderx_tunings): Likewise.
14904 (xgene1_tunings): Likewise.
14905 (use_rsqrt_p): New argument for the mode and use new member from
14907 (aarch64_builtin_reciprocal): Devise mode from builtin.
14908 (aarch64_optab_supported_p): New argument for the mode.
14909 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
14911 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14913 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
14914 RS6000_BTM_MODULO flag into the set of flags that are considered
14915 to be part of the common configuration.
14917 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14919 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
14920 difference unsigned.
14921 (vec_absdb): New macro for vector absolute difference unsigned
14923 (vec_absdh): New macro for vector absolute difference unsigned
14925 (vec_absdw): New macro for vector absolute difference unsigned word.
14926 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
14927 (vadu<mode>3): New insn.
14928 (*p9_vadu<mode>3): New insn.
14929 * config/rs6000/rs6000-builtin.def (vadub): New built-in
14931 (vaduh): New built-in definition.
14932 (vaduw): New built-in definition.
14933 (vadu): New overloaded built-in definition.
14934 (vadub): New overloaded built-in definition.
14935 (vaduh): New overloaded built-in definition.
14936 (vaduw): New overloaded built-in definition.
14937 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14938 overloaded vector absolute difference unsigned functions.
14939 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14940 the ISA 3.0 vector absolute difference unsigned built-in functions.
14942 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
14944 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
14945 update shared_lookup_references only once after changing operands.
14947 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
14949 PR middle-end/71373
14950 * tree-nested.c (convert_nonlocal_omp_clauses)
14951 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
14953 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
14954 * tree.def (CASE_LABEL_EXPR): Likewise.
14956 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
14959 * input.c (test_builtins): Fix an assertion.
14961 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14963 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
14964 (paritysi2): Ditto.
14966 (isinf<mode>2): Ditto.
14968 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14970 * ggc-tests.c (test_finalization): Only test need_finalization_p
14971 for GCC_VERSION >= 4003.
14973 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14975 * config/s390/vecintrin.h: Fix file description in comment.
14977 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14979 * config/s390/s390-builtin-types.def: Change builtin type naming
14980 scheme to match builtin-types.def.
14982 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
14984 * fold-const.c (optimize_minmax_comparison): Remove.
14985 (fold_comparison): Remove call to the above.
14986 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
14987 New transformations.
14989 2016-06-13 Alan Hayward <alan.hayward@arm.com>
14991 PR tree-optimization/71416
14992 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
14995 2016-06-13 Martin Liska <mliska@suse.cz>
14997 * predict.c (enum predictor_reason): Prefix enum with REASON_.
14998 (combine_predictions_for_insn): Likewise.
14999 (prune_predictions_for_bb): Likewise.
15000 (combine_predictions_for_bb): Likewise.
15002 2016-06-13 Richard Biener <rguenther@suse.de>
15004 PR tree-optimization/71505
15005 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
15006 assert match comment.
15008 2016-06-13 Marek Polacek <polacek@redhat.com>
15010 PR middle-end/71476
15011 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
15012 gimplify_switch_expr.
15013 (warn_switch_unreachable_r): New function.
15015 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15018 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
15021 2016-06-13 Richard Biener <rguenther@suse.de>
15023 PR middle-end/64516
15024 * fold-const.c (fold_unary_loc): Preserve alignment when
15025 folding a VIEW_CONVERT_EXPR into a MEM_REF.
15027 2016-06-13 Martin Liska <mliska@suse.cz>
15030 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
15031 w/ -fsanitize=bounds.
15033 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15035 * config/i386/i386.c (ix86_init_builtins): Calculate
15036 FLOAT128_FTYPE_CONST_STRING function type only once.
15037 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
15038 built-in functions are available for x86-32 and x86-64 targets.
15040 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15043 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
15044 New primitive type.
15045 (FLOAT128_FTYPE_CONST_STRING): New function type.
15046 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
15047 [IX86_BUILTIN_NANSQ]: Ditto.
15048 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15049 (ix86_init_builtin_types): Declare const_string_type_node.
15050 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
15052 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15053 * doc/extend.texi (x86 Built-in Functions): Document
15054 __builtin_nanq and __builtin_nansq.
15056 2016-06-11 Jiong Wang <jiong.wang@arm.com>
15059 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
15060 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
15061 length for pop patterns.
15062 (arm_attr_length_push_multi): Update comments.
15063 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
15065 (*pop_multiple_with_writeback_and_return): Likewise.
15066 (*pop_multiple_with_return): Likewise.
15068 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
15070 PR middle-end/71310
15071 * fold-const.c (optimize_bit_field_compare): Don't try to use
15072 word_mode unconditionally for reading the bit field, look at
15073 DECL_BIT_FIELD_REPRESENTATIVE instead.
15075 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
15077 PR middle-end/71478
15078 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
15079 vector integer type.
15081 2016-06-10 Jakub Jelinek <jakub@redhat.com>
15083 PR middle-end/71494
15084 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
15085 without LABEL_DECL, set *handled_ops_p to false instead of true.
15087 2016-06-10 Martin Sebor <msebor@redhat.com>
15090 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
15091 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
15092 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
15094 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
15095 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
15096 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
15097 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
15098 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
15099 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
15100 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
15101 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
15103 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15105 * config/arm/arm.h (pool_vector_label,
15106 return_used_this_function): Remove.
15108 2016-06-10 Jeff Law <law@redhat.com>
15110 PR tree-optimization/71335
15111 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
15112 zero length paths here.
15113 (convert_and_register_jump_thread_path): Remove hacks related to
15114 duplicated blocks in the jump thread path.
15115 (fsm_find_control_statement_thread_paths): Avoid putting the same
15116 block on the thread path twice, but ensure the thread path is
15117 unchanged from the caller's point of view.
15119 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15121 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
15122 * predict.def (PRED_LOOP_BRANCH): Remove.
15124 2016-06-10 David Malcolm <dmalcolm@redhat.com>
15126 * Makefile.in (OBJS): Add ggc-tests.o.
15127 (GTFILES): Add ggc-tests.c.
15128 * ggc-tests.c: New file.
15129 * selftest-run-tests.c (selftest::run_tests): Call
15130 selftest::ggc_tests_c_tests.
15131 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
15133 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
15135 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
15137 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
15140 * varasm.c (place_block_symbol): Adjust alignment for asan protected
15141 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
15143 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15145 * profile.c: Include cfgloop.h.
15146 (branch_prob): Compute estimated number of iterations.
15147 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
15148 recompute estimate number of iterations from profile.
15150 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15152 PR inline-asm/68843
15153 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
15154 must be grouped on top of stack. Don't force early clobber
15155 on ordinary reg outputs.
15157 2016-06-10 Richard Biener <rguenther@suse.de>
15159 * targhooks.c (default_builtin_vectorization_cost): Adjust
15160 vec_construct cost.
15162 2016-06-10 Richard Biener <rguenther@suse.de>
15164 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
15165 to fold the RHS to a constant if possible.
15167 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
15169 PR middle-end/71373
15170 * tree-nested.c (convert_nonlocal_omp_clauses)
15171 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
15172 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
15173 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
15175 * gimplify.c (gimplify_adjust_omp_clauses): Discard
15177 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
15179 * omp-low.c (scan_sharing_clauses): Don't expect
15180 OMP_CLAUSE__CACHE_.
15182 2016-06-10 Alan Hayward <alan.hayward@arm.com>
15184 PR tree-optimization/71407
15185 PR tree-optimization/71416
15186 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
15187 BIT_FIELD_REF type.
15189 2016-06-10 Richard Biener <rguenther@suse.de>
15191 PR middle-end/71477
15192 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
15194 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
15196 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
15198 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
15199 Jiong Wang <jiong.wang@arm.com>
15201 PR rtl-optimization/70751
15202 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
15203 spilled into memory.
15205 2016-06-09 Jonathan Yong <10walls@gmail.com>
15208 2015-09-21 Jonathan Yong <10walls@gmail.com>
15210 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
15211 sysroot/usr/lib/32api for additional win32 libraries,
15212 fixes failing Cygwin bootstrapping.
15214 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
15216 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
15219 2016-06-09 David Malcolm <dmalcolm@redhat.com>
15222 * pretty-print.c (pp_indent): Specify that %p is printed in a
15223 host-dependent manner.
15224 (test_pp_format): Remove the test for %p.
15226 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
15228 * config/mips/mips.c (mips_output_jump): Fix formatting.
15230 2016-06-09 Richard Biener <rguenther@suse.de>
15232 PR tree-optimization/71462
15233 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
15236 2016-06-09 Martin Liska <mliska@suse.cz>
15238 * predict.c (dump_prediction): Add new argument.
15239 (enum predictor_reason): New enum.
15240 (struct predictor_hash): New struct.
15241 (predictor_hash::hash): New function.
15242 (predictor_hash::equal): Likewise.
15243 (not_removed_prediction_p): New function.
15244 (prune_predictions_for_bb): Likewise.
15245 (combine_predictions_for_bb): Prune predictions.
15247 2016-06-09 Martin Liska <mliska@suse.cz>
15249 * predict.c (filter_predictions): New function.
15250 (remove_predictions_associated_with_edge): Use the filter
15252 (equal_edge_p): New function.
15254 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
15256 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
15257 Correct usage of @samp vs @option, add @samp where appropriate.
15258 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
15259 Add armv6s-m and document it, as it is no official ARM name.
15261 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15263 * ifcvt.c (struct noce_if_info): Add transform_name field.
15264 (noce_try_move): Set if_info->transform_name to the function name.
15265 (noce_try_ifelse_collapse): Likewise.
15266 (noce_try_store_flag): Likewise.
15267 (noce_try_inverse_constants): Likewise.
15268 (noce_try_store_flag_constants): Likewise.
15269 (noce_try_addcc): Likewise.
15270 (noce_try_store_flag_mask): Likewise.
15271 (noce_try_cmove): Likewise.
15272 (noce_try_cmove_arith): Likewise.
15273 (noce_try_minmax): Likewise.
15274 (noce_try_abs): Likewise.
15275 (noce_try_sign_mask): Likewise.
15276 (noce_try_bitop): Likewise.
15277 (noce_convert_multiple_sets): Likewise.
15278 (noce_process_if_block): Print if_info->transform_name to
15279 dump_file if transformation succeeded.
15281 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15283 * config/arm/cortex-a57.md (cortex_a57_alu):
15286 2016-06-08 Martin Sebor <msebor@redhat.com>
15287 Jakub Jelinek <jakub@redhat.com>
15291 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
15292 BUILT_IN_MUL_OVERFLOW_P): New builtins.
15293 * builtins.c: Include gimple-fold.h.
15294 (fold_builtin_arith_overflow): Handle
15295 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
15296 (fold_builtin_3): Likewise.
15297 * doc/extend.texi (Integer Overflow Builtins): Document
15298 __builtin_{add,sub,mul}_overflow_p.
15300 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
15302 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
15303 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
15305 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
15307 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
15308 Rewrite, looking one level down for records and arrays.
15310 2016-06-08 David Malcolm <dmalcolm@redhat.com>
15312 * pretty-print.c: Include "selftest.h".
15313 (pp_format): Fix comment.
15314 (identifier_to_locale): Likewise.
15315 (selftest::test_basic_printing): New function.
15316 (selftest::assert_pp_format): New function.
15317 (selftest::test_pp_format): New function.
15318 (selftest::pretty_print_c_tests): New function.
15319 * selftest-run-tests.c (selftest::run_tests): Call
15320 selftest::pretty_print_c_tests.
15321 * selftest.h (pretty_print_c_tests): New declaration.
15323 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15325 * invoke.texi (max-loop-headers-insns): Document.
15326 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
15327 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
15328 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
15330 2016-06-08 Richard Biener <rguenther@suse.de>
15332 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
15333 on strided SLP loads and fall back to scalar loads in case
15334 we can't chunk them.
15336 2016-06-08 Richard Biener <rguenther@suse.de>
15338 PR tree-optimization/71452
15339 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
15340 type used for the SSA rewrite has enough precision to cover
15341 the dynamic type of the location.
15343 2016-06-08 Jakub Jelinek <jakub@redhat.com>
15344 Richard Biener <rguenther@suse.de>
15347 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
15348 the same as DECL_P (base0) for indirect_base0. Use equality_code
15349 in one further place.
15351 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
15353 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
15354 to one word if the field is known to overlap other words.
15355 (extract_bit_field_1): Likewise.
15356 (store_split_bit_field): Remove compensating code.
15357 (extract_split_bit_field): Likewise.
15359 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
15363 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
15365 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15367 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
15369 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
15370 (arch64_addpv4sf): Delete.
15371 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
15372 "gen_aarch64_addpv4sf".
15373 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
15375 (vpadds_f32): Likewise.
15376 (vpaddq_f32): Likewise.
15377 (vpaddq_f64): Likewise.
15379 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15381 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
15383 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
15384 to VALLF. Rename to "fabd<mode>3".
15385 "*fabd_scalar<mode>3): Delete.
15386 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
15388 (vabdd_f64): Likewise.
15389 (vabd_f32): Likewise.
15390 (vabd_f64): Likewise.
15391 (vabdq_f32): Likewise.
15392 (vabdq_f64): Likewise.
15394 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15396 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
15398 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
15399 "aarch64_rsqrts<mode>".
15400 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
15401 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
15403 (vrsqrtsd_f64): Likewise.
15404 (vrsqrts_f32): Likewise.
15405 (vrsqrts_f64): Likewise.
15406 (vrsqrtsq_f32): Likewise.
15407 (vrsqrtsq_f64): Likewise.
15409 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15411 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
15413 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
15414 "aarch64_rsqrte<mode>".
15415 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
15416 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
15418 (vrsqrted_f64): Likewise.
15419 (vrsqrte_f32): Likewise.
15420 (vrsqrte_f64): Likewise.
15421 (vrsqrteq_f32): Likewise.
15422 (vrsqrteq_f64): Likewise.
15424 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15426 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
15428 (fcvtzs): Likewise.
15429 (fcvtzu): Likewise.
15430 * config/aarch64/aarch64-simd.md
15431 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
15432 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
15433 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
15435 (vcvt_n_f32_u32): Likewise.
15436 (vcvt_n_s32_f32): Likewise.
15437 (vcvt_n_u32_f32): Likewise.
15438 (vcvtq_n_f32_s32): Likewise.
15439 (vcvtq_n_f32_u32): Likewise.
15440 (vcvtq_n_f64_s64): Likewise.
15441 (vcvtq_n_f64_u64): Likewise.
15442 (vcvtq_n_s32_f32): Likewise.
15443 (vcvtq_n_s64_f64): Likewise.
15444 (vcvtq_n_u32_f32): Likewise.
15445 (vcvtq_n_u64_f64): Likewise.
15446 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
15447 (VSDQ_SDI): Likewise.
15448 (fcvt_target): Support V4DI, V4SI and V2SI.
15449 (FCVT_TARGET): Likewise.
15451 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15453 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
15454 (TYPES_BINOP_SUS): Likewise.
15455 (aarch64_simd_builtin_data): Update include file name.
15456 (aarch64_builtins): Likewise.
15457 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
15458 for conversion between scalar float-point and fixed-point.
15460 (fcvtzs): Likewise.
15461 (fcvtzu): Likewise.
15462 * config/aarch64/aarch64.md
15463 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
15464 pattern for conversion between scalar float to fixed-pointer.
15465 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
15466 (UNSPEC_FCVTZS): New UNSPEC enumeration.
15467 (UNSPEC_FCVTZU): Likewise.
15468 (UNSPEC_SCVTF): Likewise.
15469 (UNSPEC_UCVTF): Likewise.
15470 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
15472 (vcvtd_n_f64_u64): Likewise.
15473 (vcvtd_n_s64_f64): Likewise.
15474 (vcvtd_n_u64_f64): Likewise.
15475 (vcvtd_n_f32_s32): Likewise.
15476 (vcvts_n_f32_u32): Likewise.
15477 (vcvtd_n_s32_f32): Likewise.
15478 (vcvts_n_u32_f32): Likewise.
15479 * config/aarch64/iterators.md (fcvt_target): Support integer to float
15481 (FCVT_TARGET): Likewise.
15482 (FCVT_FIXED2F): New iterator.
15483 (FCVT_F2FIXED): Likewise.
15484 (fcvt_fixed_insn): New define_int_attr.
15486 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15488 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
15489 some statements was removed.
15491 2016-06-08 Alan Hayward <alan.hayward@arm.com>
15493 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
15494 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
15495 (vect_can_advance_ivs_p): likewise.
15496 (vect_update_ivs_after_vectorizer): likewise.
15497 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
15498 (vect_analyze_scalar_cycles_1): likewise.
15499 (vect_analyze_loop_operations): likewise.
15500 (report_vect_op): likewise.
15501 (vect_is_slp_reduction): likewise.
15502 (vect_is_simple_reduction): likewise.
15503 (get_initial_def_for_induction): likewise.
15504 (vect_transform_loop): likewise.
15505 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
15506 (vect_recog_sad_pattern): likewise.
15507 (vect_recog_widen_sum_pattern): likewise.
15508 (vect_recog_widening_pattern): likewise.
15509 (vect_recog_divmod_pattern): likewise.
15510 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
15511 (vect_analyze_slp_instance): likewise.
15512 (vect_transform_slp_perm_load): likewise.
15513 (vect_schedule_slp_instance): likewise.
15515 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15517 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
15518 (return_prediction): PRED_CONST_RETURN predict return as not taken.
15519 * predict.def (PRED_CONTINUE): Change hitrate 50->67
15520 (PRED_LOOP_BRANCH): Document predictor as broken.
15521 (PRED_LOOP_EXIT): Change hitrate 91->92.
15522 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
15523 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
15524 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
15525 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
15526 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
15527 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
15528 (PRED_CALL): Chane hitrate 71->67.
15529 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
15530 (PRED_GOTO): Document as unused right now.
15531 (PRED_CONST_RETURN): Change hitrate 67->69
15532 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
15533 (PRED_NULL_RETURN): Change hitrate 91->90.
15534 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
15535 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
15536 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
15538 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
15540 * config/rs6000/altivec.h: Add __builtin_vec_mul.
15541 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
15542 special case Altivec builtin.
15543 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15544 VSX_BUILTIN_VEC_MUL (replaced with special case code).
15545 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15546 code for ALTIVEC_BUILTIN_VEC_MUL.
15547 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15548 for __builtin_vec_mul.
15550 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
15552 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
15555 2016-06-07 David Malcolm <dmalcolm@redhat.com>
15557 * spellcheck.c (selftest::test_find_closest_string): New function.
15558 (spellcheck_c_tests): Call the above.
15560 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15562 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
15564 2016-06-07 Jakub Jelinek <jakub@redhat.com>
15566 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
15567 Yv=Yv,C alternatives.
15569 2016-06-07 Richard Biener <rguenther@suse.de>
15572 * common.opt (ffast-math): Make Optimization.
15574 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
15575 Prachi Godbole <prachi.godbole@imgtec.com>
15577 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
15578 `fabs' and `fneg' type attributes.
15579 (p5600_fpu_fabs): Add `fmove' to the comment.
15581 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15583 * gimple.c: Include builtins.h
15584 (gimple_inexpensive_call_p): New function.
15585 * gimple.h (gimple_inexpensive_call_p): Declare.
15586 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
15587 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
15590 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
15592 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
15593 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
15594 warning_at_rich_loc, warning_n, pedwarn, permerror,
15595 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
15596 sorry, fatal_error, internal_error, internal_error_no_backtrace):
15599 2016-06-07 Richard Biener <rguenther@suse.de>
15601 PR tree-optimization/71428
15602 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
15603 BIT_FIELD_REF op vs. load.
15605 2016-06-07 Richard Biener <rguenther@suse.de>
15607 PR middle-end/71423
15608 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
15611 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15613 * config/pa/pa.md (call): Generate indirect long calls to non-local
15614 functions on TARGET_64BIT.
15615 (call_value): Likewise.
15617 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15619 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
15620 pattern and subsequent splitters.
15621 (call_val_reg_64bit_post_reload): Likewise.
15623 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15625 PR middle-end/71408
15626 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
15627 propagate_op_to_single_use.
15629 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15631 PR middle-end/71281
15632 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
15634 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
15636 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
15637 (enum x86_dirflag_state): New enum.
15638 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
15639 (machine_function): Remove needs_cld.
15640 (ix86_current_function_needs_cld): Remove.
15641 * config/i386/i386.c (ix86_set_func_type): Set
15642 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
15643 (ix86_expand_prologue): Do not emit CLD here.
15644 (ix86_dirflag_mode_needed): New function.
15645 (ix86_dirflag_mode_entry): Ditto.
15646 (ix86_mode_needed): Handle X86_DIRFLAG entity.
15647 (ix86_mode_after): Ditto.
15648 (ix86_mode_entry): Ditto.
15649 (ix86_mode_exit): Ditto.
15650 (ix86_emit_mode_set): Ditto.
15651 * config/i386/i386.md (strmov_singleop): Set
15652 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
15653 Do not set ix86_current_function_needs_cld.
15655 (strset_singleop): Ditto.
15657 (cmpstrnqi_nz_1): Ditto.
15658 (cmpstrnqi_1): Ditto.
15659 (strlenqi_1): Ditto.
15661 2016-06-06 Jakub Jelinek <jakub@redhat.com>
15663 PR tree-optimization/71259
15664 * tree-vect-slp.c (vect_get_constant_vectors): For
15665 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
15666 one for constant op, and use COND_EXPR for non-constant.
15668 2016-06-06 David Malcolm <dmalcolm@redhat.com>
15670 * Makefile.in (OBJS): Add function-tests.o,
15671 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
15672 selftest-run-tests.o.
15673 (OBJS-libcommon): Add selftest.o.
15674 (OBJS-libcommon-target): Add selftest.o.
15675 (all.internal): Add "selftest".
15676 (all.cross): Likewise.
15677 (selftest): New phony target.
15678 (s-selftest): New target.
15679 (selftest-gdb): New phony target.
15680 (COLLECT2_OBJS): Add selftest.o.
15681 * bitmap.c: Include "selftest.h".
15682 (selftest::test_gc_alloc): New function.
15683 (selftest::test_set_range): New function.
15684 (selftest::test_clear_bit_in_middle): New function.
15685 (selftest::test_copying): New function.
15686 (selftest::test_bitmap_single_bit_set_p): New function.
15687 (selftest::bitmap_c_tests): New function.
15688 * common.opt (fself-test): New.
15689 * diagnostic-show-locus.c: Include "selftest.h".
15690 (make_range): New function.
15691 (test_range_contains_point_for_single_point): New function.
15692 (test_range_contains_point_for_single_line): New function.
15693 (test_range_contains_point_for_multiple_lines): New function.
15694 (assert_eq): New function.
15695 (test_get_line_width_without_trailing_whitespace): New function.
15696 (selftest::diagnostic_show_locus_c_tests): New function.
15697 * et-forest.c: Include "selftest.h".
15698 (selftest::test_single_node): New function.
15699 (selftest::test_simple_tree): New function.
15700 (selftest::test_disconnected_nodes): New function.
15701 (selftest::et_forest_c_tests): New function.
15702 * fold-const.c: Include "selftest.h".
15703 (selftest::assert_binop_folds_to_const): New function.
15704 (selftest::assert_binop_folds_to_nonlvalue): New function.
15705 (selftest::test_arithmetic_folding): New function.
15706 (selftest::fold_const_c_tests): New function.
15707 * function-tests.c: New file.
15708 * gimple.c: Include "selftest.h".
15709 Include "gimple-pretty-print.h".
15710 (selftest::verify_gimple_pp): New function.
15711 (selftest::test_assign_single): New function.
15712 (selftest::test_assign_binop): New function.
15713 (selftest::test_nop_stmt): New function.
15714 (selftest::test_return_stmt): New function.
15715 (selftest::test_return_without_value): New function.
15716 (selftest::gimple_c_tests): New function.
15717 * hash-map-tests.c: New file.
15718 * hash-set-tests.c: New file.
15719 * input.c: Include "selftest.h".
15720 (selftest::assert_loceq): New function.
15721 (selftest::test_accessing_ordinary_linemaps): New function.
15722 (selftest::test_unknown_location): New function.
15723 (selftest::test_builtins): New function.
15724 (selftest::test_reading_source_line): New function.
15725 (selftest::input_c_tests): New function.
15726 * rtl-tests.c: New file.
15727 * selftest-run-tests.c: New file.
15728 * selftest.c: New file.
15729 * selftest.h: New file.
15730 * spellcheck.c: Include "selftest.h".
15731 (selftest::levenshtein_distance_unit_test_oneway): New function,
15732 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
15733 (selftest::levenshtein_distance_unit_test): Likewise.
15734 (selftest::spellcheck_c_tests): Likewise.
15735 * toplev.c: Include selftest.h.
15736 (toplev::run_self_tests): New.
15737 (toplev::main): Handle -fself-test.
15738 * toplev.h (toplev::run_self_tests): New.
15739 * tree.c: Include "selftest.h".
15740 (selftest::test_integer_constants): New function.
15741 (selftest::test_identifiers): New function.
15742 (selftest::test_labels): New function.
15743 (selftest::tree_c_tests): New function.
15744 * tree-cfg.c: Include "selftest.h".
15745 (selftest::push_fndecl): New function.
15746 (selftest::test_linear_chain): New function.
15747 (selftest::test_diamond): New function.
15748 (selftest::test_fully_connected): New function.
15749 (selftest::tree_cfg_c_tests): New function.
15750 * vec.c: Include "selftest.h".
15751 (selftest::safe_push_range): New function.
15752 (selftest::test_quick_push): New function.
15753 (selftest::test_safe_push): New function.
15754 (selftest::test_truncate): New function.
15755 (selftest::test_safe_grow_cleared): New function.
15756 (selftest::test_pop): New function.
15757 (selftest::test_safe_insert): New function.
15758 (selftest::test_ordered_remove): New function.
15759 (selftest::test_unordered_remove): New function.
15760 (selftest::test_block_remove): New function.
15761 (selftest::reverse_cmp): New function.
15762 (selftest::test_qsort): New function.
15763 (selftest::vec_c_tests): New function.c.
15764 * wide-int.cc: Include selftest.h and wide-int-print.h.
15765 (selftest::from_int <wide_int>): New function.
15766 (selftest::from_int <offset_int>): New function.
15767 (selftest::from_int <widest_int>): New function.
15768 (selftest::assert_deceq): New function.
15769 (selftest::assert_hexeq): New function.
15770 (selftest::test_printing <VALUE_TYPE>): New function template.
15771 (selftest::test_ops <VALUE_TYPE>): New function template.
15772 (selftest::test_comparisons <VALUE_TYPE>): New function template.
15773 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
15775 (selftest::wide_int_cc_tests): New function.
15777 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15779 PR middle-end/37780
15780 * ifcvt.c (noce_try_ifelse_collapse): New function.
15782 (noce_process_if_block): Call noce_try_ifelse_collapse.
15783 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
15784 (simplify_ternary_operation): Use the above to simplify
15785 conditional CLZ/CTZ expressions.
15787 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15789 PR middle-end/37780
15790 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
15791 define_insn_and_split.
15793 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15795 PR middle-end/37780
15796 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
15798 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
15801 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
15802 Implicitly clobber memory for basic asm with non-empty assembler
15803 string. Use targetm.md_asm_adjust also here.
15804 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
15805 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
15806 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
15807 non-empty assembler string.
15808 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
15809 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
15810 (decode_asm_operands): Handle basic asm in PARALLEL block.
15811 (extract_insn): Handle basic asm in PARALLEL block.
15812 * doc/extend.texi: Mention new behavior of basic asm.
15813 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
15814 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
15815 branch_needs_nop_p): Use asm_noperands.
15817 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
15819 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
15820 Include the M7 SPARC DFA scheduler.
15821 New attribute v3pipe.
15822 Annotate insns with v3pipe where appropriate.
15823 Define cpu_feature vis4.
15824 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
15825 Add (V8QI "8") to vbits.
15826 Add insns {add,sub}v8qi3
15827 Add insns ss{add,sub}v8qi3
15828 Add insns us{add,sub}{v8qi,v4hi}3
15829 Add insns {min,max}{v8qi,v4hi,v2si}3
15830 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
15831 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
15832 * config/sparc/niagara4.md: Add a comment explaining the
15833 discrepancy between the documented latenty numbers and the
15835 * config/sparc/niagara7.md: New file.
15836 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
15837 supports SPARC5 and VIS 4.0 instructions.
15838 * configure: Regenerate.
15839 * config.in: Likewise.
15840 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
15841 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
15842 TARGET_CPU_niagara7.
15843 (ASM_CPU64_DEFAULT_SPEC): Likewise.
15844 (CPP_CPU_SPEC): Handle niagara7.
15845 (ASM_CPU_SPEC): Likewise.
15846 * config/sparc/sparc-opts.h (processor_type): Add
15847 PROCESSOR_NIAGARA7.
15848 (mvis4): New option.
15849 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
15850 (AS_NIAGARA7_FLAG): Define.
15851 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
15852 (CPP_CPU64_DEFAULT_SPEC): Likewise.
15853 (CPP_CPU_SPEC): Handle niagara7.
15854 (ASM_CPU_SPEC): Likewise.
15855 * config/sparc/sparc.c (niagara7_costs): Define.
15856 (sparc_option_override): Handle niagara7 and adjust cache-related
15857 parameters with better values for niagara cpus. Also support VIS4.
15858 (sparc32_initialize_trampoline): Likewise.
15859 (sparc_use_sched_lookahead): Likewise.
15860 (sparc_issue_rate): Likewise.
15861 (sparc_register_move_cost): Likewise.
15862 (dump_target_flag_bits): Support VIS4.
15863 (sparc_vis_init_builtins): Likewise.
15864 (sparc_builtins): Likewise.
15865 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
15867 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
15869 * config/sparc/sparc.opt (sparc_processor_type): New value
15871 * config/sparc/visintrin.h (__attribute__): Prototypes for the
15873 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
15875 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
15878 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
15880 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
15882 2016-06-06 Richard Biener <rguenther@suse.de>
15884 PR tree-optimization/71398
15885 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
15888 2016-06-05 James Bowman <james.bowman@ftdichip.com>
15890 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
15891 ft32_expand_prolog, ft32_expand_epilogue):
15892 Handle pretend_args.
15893 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
15894 * config/ft32/ft32.md: Add pretend_returner.
15896 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
15899 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
15900 Copy op1 RTX to avoid invalid sharing.
15901 (ix86_expand_vector_move_misalign): Ditto.
15903 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
15905 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
15908 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15910 * predict.c (predicted_by_loop_heuristics_p): New function.
15911 (predict_iv_comparison): Use it.
15912 (predict_loops): Walk from innermost loops; do not predict edges
15913 leaving multiple loops multiple times; implement
15914 PRED_LOOP_ITERATIONS_MAX heuristics.
15915 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
15917 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15919 * cfg.c (check_bb_profile): Do not report mismatched profiles when
15920 only edges out of BB are EH edges.
15922 2016-06-04 Martin Sebor <msebor@redhat.com>
15923 Marcin Baczyński <marbacz@gmail.com>
15926 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
15927 a void expression in a void function.
15929 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
15931 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
15932 aux; dump reasons of decisions.
15933 (should_duplicate_loop_header_p): Likewise.
15934 (do_while_loop_p): Likewise.
15935 (ch_base::copy_headers): Dump asi num insns duplicated.
15937 2016-06-04 Jakub Jelinek <jakub@redhat.com>
15939 PR tree-optimization/71405
15940 * tree-ssa.c (execute_update_addresses_taken): For clobber with
15941 incompatible type, build a new clobber with the right type instead
15942 of building a VIEW_CONVERT_EXPR around it.
15944 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
15946 PR tree-optimization/52171
15947 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
15948 by_pieces_ninsns instead of move_by_pieces_ninsns.
15950 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
15952 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
15953 for reg+reg addressing mode.
15955 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15957 * rs6000-c.c (c/c-tree.h): Add #include.
15958 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
15959 in C++ when found in the base position of vec_ld or vec_st.
15961 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
15963 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
15964 use of profile unless profile status is PROFILE_READ.
15965 * profile.c (compute_branch_probabilities): Set profile status
15966 only after reporting predictor hitrates.
15968 2016-06-03 Joseph Myers <joseph@codesourcery.com>
15972 * common.opt (ffp-int-builtin-inexact): New option.
15973 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
15974 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
15975 (ceil@var{m}2): Document dependence on this option.
15976 * ipa-inline-transform.c (inline_call): Handle
15977 flag_fp_int_builtin_inexact.
15978 * ipa-inline.c (can_inline_edge_p): Likewise.
15979 * config/i386/i386.md (rintxf2): Do not test
15980 flag_unsafe_math_optimizations.
15981 (rint<mode>2_frndint): New define_insn.
15982 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
15983 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
15984 for 387 instead of extending and truncating.
15985 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
15986 !flag_trapping_math instead of flag_unsafe_math_optimizations.
15987 Change to frndint<mode>2_<rounding>.
15988 (frndintxf2_<rounding>_i387): Likewise. Change to
15989 frndint<mode>2_<rounding>_i387.
15990 (<rounding_insn>xf2): Likewise.
15991 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
15992 !flag_trapping_math instead of flag_unsafe_math_optimizations for
15993 x87. Test TARGET_ROUND || !flag_trapping_math ||
15994 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
15995 SSE. Use ROUND_NO_EXC in constant operand of
15996 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
15997 for 387 instead of extending and truncating.
15999 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
16000 Julia Koval <julia.koval@intel.com>
16012 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
16013 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
16014 all registers, except for function return registers if there are
16015 no caller-saved registers.
16016 (ix86_set_func_type): New function.
16017 (ix86_set_current_function): Call ix86_set_func_type to set
16018 no_caller_saved_registers and func_type. Call reinit_regs if
16019 caller-saved registers are changed. Don't allow MPX, SSE, MMX
16020 nor x87 instructions in interrupt handler nor function with
16021 no_caller_saved_registers attribute.
16022 (ix86_function_ok_for_sibcall): Return false if there are no
16023 caller-saved registers.
16024 (type_natural_mode): Don't warn ABI change for MMX in interrupt
16026 (ix86_function_arg_advance): Skip for callee in interrupt handler.
16027 (ix86_function_arg): Return special arguments in interrupt handler.
16028 (ix86_promote_function_mode): Promote pointer to word_mode only
16029 for normal functions.
16030 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
16032 (ix86_epilogue_uses): New function.
16033 (ix86_hard_regno_scratch_ok): Likewise.
16034 (ix86_save_reg): Preserve all registers in interrupt handler
16035 after reload. Preserve all registers, except for function return
16036 registers, if there are no caller-saved registers after reload.
16037 (find_drap_reg): Always use callee-saved register if there are
16038 no caller-saved registers.
16039 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
16040 for interrupt handler.
16041 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
16042 Emit cld instruction if stringops are used in interrupt handler
16043 or interrupt handler isn't a leaf function.
16044 (ix86_expand_epilogue): Generate interrupt return for interrupt
16045 handler and pop the 'ERROR_CODE' off the stack before interrupt
16046 return in exception handler.
16047 (ix86_expand_call): Disallow calling interrupt handler directly.
16048 If there are no caller-saved registers, mark all registers that
16049 are clobbered by the call which returns as clobbered.
16050 (ix86_handle_no_caller_saved_registers_attribute): New function.
16051 (ix86_handle_interrupt_attribute): Likewise.
16052 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
16054 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
16055 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
16056 accumulation in interrupt function if stack may be realigned to
16058 (EPILOGUE_USES): New.
16059 (function_type): New enum.
16060 (machine_function): Add func_type and no_caller_saved_registers.
16061 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
16062 (interrupt_return): New pattern.
16063 * doc/extend.texi: Document x86 interrupt and
16064 no_caller_saved_registers attributes.
16066 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
16068 PR tree-optimization/52171
16069 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
16070 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
16071 Look for constant strings. Move some code to emit_block_cmp_hints
16073 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
16074 * defaults.h (COMPARE_MAX_PIECES): New macro.
16075 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
16076 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
16077 (clear_by_pieces_1): Don't declare. Move definition before use.
16078 (can_do_by_pieces): New static function.
16079 (can_move_by_pieces): Use it. Return bool.
16080 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
16081 OP. All callers changed. Handle COMPARE_BY_PIECES.
16082 (class pieces_addr); New.
16083 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
16084 pieces_addr::adjust, pieces_addr::increment_address,
16085 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
16087 (class op_by_pieces_d): New.
16088 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
16090 (class move_by_pieces_d, class compare_by_pieces_d,
16091 class store_by_pieces_d): New subclasses of op_by_pieces_d.
16092 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
16093 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
16094 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
16095 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
16096 compare_by_pieces_d::finish_mode): New member functions.
16097 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
16099 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
16100 (emit_block_cmp_hints): New function.
16101 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
16102 use the newly defined classes.
16103 * expr.h (by_pieces_constfn): New typedef.
16104 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
16105 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
16106 (move_by_pieces_ninsns): Don't declare.
16107 (can_move_by_pieces): Change return value to bool.
16108 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
16109 (compare_by_pieces_branch_ratio): New hook.
16110 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
16111 (by_pieces_ninsns): Declare.
16112 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
16114 (default_compare_by_pieces_branch_ratio): New function.
16115 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
16116 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
16117 * doc/tm.texi: Regenerate.
16118 * tree-ssa-strlen.c: Include "builtins.h".
16119 (handle_builtin_memcmp): New static function.
16120 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
16121 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
16123 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16125 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
16126 relevant stmts which are simple and invariant.
16127 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
16128 instead of simple and invariant
16130 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16132 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
16133 (vectorizable_reduction): Check for new relevant state.
16134 (vectorizable_live_operation): vectorize live stmts using
16135 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
16136 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
16137 (vect_stmt_relevant_p): Check for stmts which are only used live.
16138 (process_use): Use of a stmt does not inherit it's live value.
16139 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
16140 (vect_analyze_stmt): Check for new relevant state.
16141 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
16142 outside the loop, but not inside it.
16144 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16146 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
16147 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
16148 (vect_get_vec_def_for_operand): Split out code.
16150 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16152 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
16154 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16156 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
16158 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16160 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
16162 2016-06-03 Jakub Jelinek <jakub@redhat.com>
16164 PR middle-end/71387
16165 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
16166 to noreturn e->callee->decl that has void return type and void
16167 arguments, adjust gimple_call_fntype and remove lhs even if it had
16168 previously addressable type.
16170 2016-06-02 Jeff Law <law@redhat.com>
16172 PR tree-optimization/71328
16173 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
16174 error when checking for a jump back onto the copied path.
16176 2016-06-02 David Malcolm <dmalcolm@redhat.com>
16178 * config/microblaze/microblaze.c (get_branch_target): Add return
16179 NULL_RTX for the non-CALL_P case.
16180 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
16181 (insert_wic): Remove unused local "j".
16183 2016-06-02 Martin Liska <mliska@suse.cz>
16185 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
16187 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
16188 Julia Koval <julia.koval@intel.com>
16190 * function.c (assign_parm_setup_stack): Force source into a
16191 register if needed.
16192 * target.def (function_incoming_arg): Update documentation to
16193 allow arbitrary address computation based on hard register.
16194 * doc/tm.texi: Regenerated.
16196 2016-06-02 Martin Liska <mliska@suse.cz>
16198 * predict.c (combine_predictions_for_bb): Fix first match in
16199 cases where a first predictor contains more than one occurence
16200 in list of predictors. Take the best value in such case.
16202 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16204 PR rtl-optimization/71295
16205 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
16206 offset would go over the size of the inner mode reject it.
16208 2016-06-02 Jakub Jelinek <jakub@redhat.com>
16210 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
16211 x=x,x and v=v,m instead of x=x,m.
16213 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
16214 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
16215 alternative to v=rm,C.
16217 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
16218 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
16219 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
16220 instead of vex for the last two above mentioned alternatives.
16222 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16225 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
16227 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
16229 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
16231 2016-06-01 David Malcolm <dmalcolm@redhat.com>
16233 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
16234 from int to unsigned.
16236 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16238 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
16239 alternatives, eliminating preferred register class. Add support
16240 for the MTVSRDD instruction in ISA 3.0.
16241 (vsx_splat_v4si_internal): Use splat_input_operand instead of
16242 reg_or_indexed_operand.
16243 (vsx_splat_v4sf_internal): Likewise.
16245 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16248 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
16249 for loading up all 0's or all 1's.
16251 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
16253 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
16255 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
16257 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
16259 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
16260 * gcc.c (set_source_date_epoch_envvar): New function, sets
16261 the SOURCE_DATE_EPOCH environment variable to the current time.
16263 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16265 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
16266 the factor for live Phi nodes.
16268 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16270 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
16271 * tree-parloops.c (parallelize_loops): likewise.
16272 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
16273 tree_unswitch_outer_loop): likewise.
16275 2016-06-01 Jakub Jelinek <jakub@redhat.com>
16277 PR middle-end/71371
16278 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
16279 around creation of the temporary.
16281 2016-06-01 Richard Biener <rguenther@suse.de>
16283 PR tree-optimization/71366
16284 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
16285 (unloop_loops): Move removing edges here ...
16286 (try_unroll_loop_completely): ... from here.
16287 (try_peel_loop): ... and here.
16288 (tree_unroll_loops_completely_1): Track parent loops via
16289 bitmap of header BBs.
16290 (tree_unroll_loops_completely): Adjust for that.
16292 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16294 * config/rs6000/altivec.h (vec_slv): New macro.
16295 (vec_srv): New macro.
16296 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
16297 (UNSPEC_VSRV): New value.
16300 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
16301 (vsrv): New builtin definition.
16302 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
16303 define argument types for new builtin.
16304 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
16306 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
16309 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
16310 Jocelyn Mayer <l_indien@magic.fr>
16313 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
16314 detect processor family for signature_CENTAUR_ebx.
16315 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
16316 signature_CENTAUR_ebx.
16317 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
16318 <default>: Pass x86-64 for has_longmode.
16320 2016-06-01 Nathan Sidwell <nathan@acm.org>
16322 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
16325 2016-06-01 Richard Biener <rguenther@suse.de>
16327 PR tree-optimization/71261
16328 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
16329 of stmts successfully put in the bool pattern. Remove
16330 single-use restriction.
16331 (adjust_bool_pattern_cast): Add cast at the use site via the
16332 pattern def sequence.
16333 (adjust_bool_pattern): Remove recursion, maintain a hash-map
16334 of patterned defs. Use the pattern def seqence instead of
16335 multiple independent patterns.
16336 (sort_after_uid): New qsort compare function.
16337 (adjust_bool_stmts): New function to process stmts in the bool
16338 pattern in IL order.
16339 (vect_recog_bool_pattern): Adjust.
16340 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
16341 (ifcvt_walk_pattern_tree): Likewise.
16342 (stmt_is_root_of_bool_pattern): Likewise.
16343 (ifcvt_repair_bool_pattern): Likewise.
16344 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
16346 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16348 * loop-unroll.c (decide_unroll_constant_iterations,
16349 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
16350 likely upper bounds.
16351 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
16353 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
16355 * tree-core.h (enum omp_clause_code): Remove
16356 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
16358 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16360 * config/arm/sync.md (arm_store_exclusive<mode>):
16361 Use 'H' output modifier on operands[2] rather than creating a new
16362 entry in out-of-bounds memory of the operands array.
16363 (arm_store_release_exclusivedi): Likewise.
16365 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16367 * config/arm/arm.c (arm_fusion_enabled_p): New function.
16368 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
16369 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
16370 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16372 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16374 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
16375 into account live statements for mask producers.
16377 2016-06-01 Richard Biener <rguenther@suse.de>
16379 PR tree-optimization/71311
16380 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
16381 restrict to non-INTEGER_CST @0.
16383 2016-06-01 Richard Biener <rguenther@suse.de>
16385 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
16386 (relational patterns): Use :c to avoid pattern duplications.
16388 2016-06-01 Richard Biener <rguenther@suse.de>
16390 * genmatch.c (comparison_code_p): New predicate.
16391 (swap_tree_comparison): New function.
16392 (commutate): Add for_vec parameter to append new for entries.
16393 Support commutating relational operators by swapping it alongside
16395 (lower_commutative): Adjust.
16396 (dt_simplify::gen): Do not pass artificial operators to gen
16398 (decision_tree::gen): Do not add artificial operators as parameters.
16399 (parser::parse_expr): Verify operator commutativity when :c is
16400 applied. Allow :C to override this.
16401 * match.pd: Adjust patterns to use :C instead of :c where required.
16403 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
16405 PR tree-optimization/71077
16406 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
16407 the combining step, use boolean_false_node and boolean_true_node
16408 as the designated false/true return values.
16410 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16412 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
16413 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
16414 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
16417 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16419 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
16420 of flags impliying the register renaming.
16421 * toplev.c (process_options): Do not imply flag_rename_registers with
16424 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16426 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
16427 default implementation.
16429 2016-05-31 Nathan Sidwell <nathan@acm.org>
16431 * dwarf2out.c (cur_line_info_table): Add GTY marker.
16433 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16435 * config/sh/constraints.md (b): Remove constraint.
16436 * config/sh/predicates.md (arith_reg_operand): Remove
16438 * config/sh/sh-modes.def (PDI): Remove.
16439 * config/sh/sh.c (sh_target_reg_class,
16440 sh_optimize_target_register_callee_saved): Remove functions.
16441 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
16442 (sh_expand_epilogue): Update comment.
16443 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
16444 sh_secondary_reload): Remove TARGET_REGS related code.
16445 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
16446 TARGET_REGISTER_P): Remove macros.
16447 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
16448 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
16449 TR1_REG, TR2_REG): Remove constants.
16450 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
16452 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16454 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
16455 define_expand patterns.
16456 (adddi3_compact): Rename to adddi3.
16457 (subdi3_compact): Rename to subdi3.
16458 (*negdi2): Rename to negdi2.
16459 (*abs<mode>2): Rename to abs<mode>2.
16461 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16463 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
16464 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
16465 (atomic_sub_fetchsi): ... this new pattern.
16466 (mvtc): Add CC_REG clobber.
16468 2016-05-31 Marek Polacek <polacek@redhat.com>
16470 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
16472 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16474 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
16475 aarch64_fusion_enabled_p to check for fusion capabilities.
16477 2016-05-31 Richard Biener <rguenther@suse.de>
16479 PR tree-optimization/71352
16480 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
16481 minus one and a negate.
16483 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16485 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
16486 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
16488 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
16489 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
16490 Remove use of aarch64_simd_attr_length_move, set length attribute
16492 (*aarch64_be_movoi): Likewise.
16493 (*aarch64_be_movci): Likewise.
16494 (*aarch64_be_movxi): Likewise.
16496 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16498 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
16499 It no longer does that.
16500 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
16502 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
16504 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
16505 attribute __unused__.
16507 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
16509 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
16510 * config/arm/arm.c (arm_arch_thumb1): Define.
16511 (arm_option_override): Initialize arm_arch_thumb1.
16512 * config/arm/arm.h (arm_arch_thumb1): Declare.
16513 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
16514 support Thumb-1 ISA.
16516 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
16519 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
16520 `Yv' for scalar operand.
16522 2016-05-31 Tom de Vries <tom@codesourcery.com>
16524 PR tree-optimization/69068
16525 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
16526 phis with more than two args.
16528 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
16530 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
16531 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
16534 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
16536 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
16538 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16540 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
16541 cpu_32, cpu_64, tune_32 and tune_64.
16542 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
16544 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
16546 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
16548 2016-05-30 Andi Kleen <ak@linux.intel.com>
16550 * auto-profile.c (read_profile): Replace asserts with errors
16551 when file does not exist.
16552 * gcov-io.c (gcov_read_words): Dito.
16554 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16556 * tree-cfg.c (print_loop): Print likely upper bounds.
16558 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16560 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
16561 * opts.c (default_options): Enable peel loops at -O3.
16562 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
16563 (try_peel_loop): Do not re-peel already peeled loops;
16564 use likely upper bounds; fix profile updating.
16565 (pass_complete_unroll::execute): Initialize peeled_loops.
16567 2016-05-30 Martin Liska <mliska@suse.cz>
16569 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
16570 computed costs by frequency of BB they belong to.
16571 (get_scaled_computation_cost_at): New function.
16573 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
16574 Marc Glisse <marc.glisse@inria.fr>
16576 PR tree-optimization/71289
16577 * match.pd (-1 / B < A, A > -1 / B): New transformations.
16579 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16581 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
16583 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16585 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
16586 for peeled copies; avoid underflow when updating estimates; correctly
16587 scale loop profile.
16589 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16591 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
16592 r236875. Corrected oe3 to oe2 as obvious.
16594 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16596 PR middle-end/71269
16597 PR middle-end/71252
16598 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
16599 that inserted stmt will not dominate stmts that defines its operand.
16600 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
16601 (rewrite_expr_tree_parallel): Likewise.
16603 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16605 PR middle-end/71252
16606 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
16607 all fields including stmt_to_insert are swapped.
16609 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16611 * predict.h (force_edge_cold): Declare.
16612 * predict.c (force_edge_cold): New function.
16613 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
16615 (canonicalize_loop_induction_variables): Fix formating.
16617 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
16619 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
16620 (visium_expand_copysign): Use gen_int_mode directly.
16621 (visium_compute_frame_size): Minor tweaks.
16623 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16625 * tree-vect-loop.c (vect_analyze_loop_2): Use
16626 likely_max_stmt_executions_int.
16628 2016-05-30 Tom de Vries <tom@codesourcery.com>
16630 PR tree-optimization/69067
16631 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
16633 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
16636 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
16637 New peepholes to remove unneeded fild/fistp pairs.
16638 (define_peephole2 atomic_loaddi_fpu): Ditto.
16640 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16642 * predict.c (maybe_hot_frequency_p): Avoid division.
16644 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16646 * doc/install.texi: Use https for shop.fsf.org.
16648 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16650 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
16651 likely_max_stmt_executions_int.
16653 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16655 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
16656 likely_max_stmt_executions_int.
16658 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16660 * profile.c (compute_branch_probabilities): Do not report hitrates
16662 (branch_prob): Report hitrates here.
16663 * predict.c (gimple_predict_edge): Do not assert profile status;
16664 fix formatting issues.
16666 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16668 * predict.c (edge_predicted_by_p): New function.
16669 (predict_paths_for_bb): Do not put multiple predictions of the same type
16672 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16674 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
16677 2016-05-28 Alan Modra <amodra@gmail.com>
16679 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
16681 2016-05-28 Alan Modra <amodra@gmail.com>
16683 PR rtl-optimization/71275
16684 * ira.c (ira): Free dominance info.
16686 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
16688 * doc/sourcebuild.texi: New address for upstream Go repository.
16690 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
16692 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
16693 (TARGET_ARM_V7M): Likewise.
16695 2016-05-26 Jeff Law <law@redhat.com>
16697 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
16698 (thread_across_edge): Remove calls to find_jump_threads_backwards.
16699 * passes.def: Add jump threading passes before DOM/VRP.
16700 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
16701 argument to a basic block from an edge. Remove tests which are
16703 (pass_data_thread_jumps, class pass_thread_jumps): New.
16704 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
16705 (make_pass_thread_jumps): Likewise.
16706 * tree-pass.h (make_pass_thread_jumps): Declare.
16708 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
16710 * config/visium/visium-protos.h (split_double_move): Rename into...
16711 (visium_split_double_move): ...this.
16712 (visium_split_double_add): Declare.
16713 * config/visium/visium.c (split_double_move): Rename into...
16714 (visium_split_double_move): ...this.
16715 (visium_split_double_add): New function.
16716 (visium_expand_copysign): Renumber operands for consistency.
16717 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
16718 (DFmode move splitter): Likewise.
16719 (*addi3_insn): Split by means of visium_split_double_add.
16720 (*adddi3_insn_flags): Delete.
16721 (*plus_plus_sltu<subst_arith>): New insn.
16722 (*subdi3_insn): Split by means of visium_split_double_add.
16723 (subdi3_insn_flags): Delete.
16724 (*minus_minus_sltu<subst_arith>): New insn.
16725 (*negdi2_insn): Split by means of visium_split_double_add.
16726 (*negdi2_insn_flags): Delete.
16728 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
16730 * configure.ac: Treat a --with-headers option without argument
16731 the same as the default (i.e. consult sys-include directory).
16732 * configure: Regenerate.
16734 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16736 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
16737 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
16739 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
16740 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16742 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16745 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
16746 tree-stdarg analysis results.
16747 (aarch64_setup_incoming_varargs): Likewise.
16749 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16751 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
16752 va_list_gpr_counter_field and va_list_fpr_counter_field.
16754 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
16757 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
16758 * config/aarch64/aarch64.c
16759 (aarch64_cannot_change_mode_class): Remove function.
16760 * config/aarch64/aarch64-protos.h
16761 (aarch64_cannot_change_mode_class): Remove.
16763 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16765 * cfgloop.c (record_niter_bound): Record likely upper bounds.
16766 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
16767 get_likely_max_loop_iterations_int): New.
16768 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
16769 any_likely_upper_bound.
16770 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
16772 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
16773 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
16775 (unroll_loop_constant_iterations): Likewise.
16776 (unroll_loop_runtime_iterations): Likewise.
16777 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
16778 * lto-streamer-out.c (output_cfg): Likewise.
16779 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
16781 (canonicalize_loop_induction_variables): Dump likely upper bounds.
16782 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
16783 (likely_max_loop_iterations): New.
16784 (likely_max_loop_iterations_int): New.
16785 (likely_max_stmt_executions): New.
16786 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
16787 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
16788 likely_max_stmt_executions): Declare.
16790 2016-05-27 Marek Polacek <polacek@redhat.com>
16792 PR middle-end/71308
16793 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
16795 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16797 * config/s390/s390.md (2x risbg splitters): Use
16798 reg_overlap_mentioned_p instead of rtx_equal_p.
16800 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
16802 * combine.c (make_compound_operation): Take known zero bits into
16803 account when checking for possible zero_extend.
16805 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16807 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
16808 Use const_int_operand for operand 2 predicate. Simplify expand code
16811 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
16813 PR middle-end/71279
16814 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
16817 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16819 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
16820 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
16821 that returns CC_SESWPmode and CC_ZESWPmode.
16822 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
16824 (aarch64_rtx_costs): Likewise.
16826 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16828 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
16829 for ISA 3.0 min/max support.
16830 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
16831 conditional move support.
16832 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
16833 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
16835 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
16836 conditional moves where the comparison type is different from move
16838 (fp_minmax): New code iterator for smin/smax.
16839 (minmax): New code attributes for min/max.
16840 (SMINMAX): Likewise.
16841 (smax<mode>3): Combine min, max insns into one insn using the
16842 fp_minmax code iterator. Add support for ISA 3.0 min/max
16843 instructions that don't need -ffast-math.
16844 (s<minmax><mode>3): Likewise.
16845 (smax<mode>3_vsx): Likewise.
16846 (smin<mode>3): Likewise.
16847 (s<minmax><mode>3_vsx): Likewise.
16848 (smin<mode>3_vsx): Likewise.
16849 (pre-VSX min/max splitters): Likewise.
16850 (s<minmax><mode>3_fpr): Likewise.
16851 (movsfcc): Rewrite floating point conditional moves to combine
16852 SFmode/DFmode into a single insn.
16853 (mov<mode>cc): Likewise.
16854 (movdfcc): Likewise.
16855 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
16856 SFDF2 iterators to handle all combinations.
16857 (fseldfsf4): Likewise.
16858 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
16859 (fseldfdf4): Likewise.
16860 (fselsfdf4): Likewise.
16861 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
16862 comparison instructions that set a 0/-1 mask, and use it for
16863 floating point conditional move via XXSEL.
16864 (fpmask<mode>): Likewise.
16865 (xxsel<mode>): Likewise.
16866 * config/rs6000/predicates.md (min_max_operator): Delete, no
16868 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
16869 instructions that generate a 0/-1 mask for use with XXSEL.
16870 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
16871 say whether floating point min/max is available, either through
16872 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
16873 (TARGET_MINMAX_DF): Likewise.
16875 2016-05-27 Alan Modra <amodra@gmail.com>
16877 PR rtl-optimization/71275
16878 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
16879 for update_equiv_regs and combine_and_move_insns.
16881 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
16883 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
16884 if_then_else or cond RTXes to calculate attribute value.
16885 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
16886 <attr "length_immediate>: Ditto.
16887 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
16888 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
16889 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
16890 <attr "type">: Ditto.
16891 <attr "prefix_data16">: Ditto.
16892 <attr "prefix_extra">: Ditto.
16893 <attr "length_immediate">: Ditto.
16894 <attr "prefix">: Ditto.
16895 (vec_set<mode>_0) <attr "isa">: Ditto.
16896 <attr "prefix_extra">: Ditto.
16897 <attr "length_immediate">: Ditto.
16898 <attr "prefix">: Ditto.
16899 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
16900 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
16901 (sse2_storelpd) <attr "prefix_data16">: Ditto.
16902 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
16903 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
16904 <attr "length_immediate">: Ditto.
16905 <attr "prefix">: Ditto.
16906 (sse2_movsd) <attr "length_immediate">: Ditto.
16907 <attr "prefix">: Ditto.
16908 (vec_concatv2df) <attr "isa">: Ditto.
16909 <attr "prefix">: Ditto.
16910 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
16911 (*vec_extractv2di_1) <attr "isa">: Ditto.
16912 <attr "type">: Ditto.
16913 <attr "length_immediate">: Ditto.
16914 <attr "prefix_rex">: Ditto.
16915 <attr "prefix_extra">: Ditto.
16916 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
16917 <attr "prefix_extra">: Ditto.
16918 <attr "length_immediate">: Ditto.
16919 (vec_concatv2di) <attr "isa">: Ditto.
16920 <attr "prefix_extra">: Ditto.
16921 <attr "length_immediate">: Ditto.
16922 <attr "prefix">: Ditto.
16924 2016-05-26 Martin Liska <mliska@suse.cz>
16926 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
16928 (operator+): Likewise.
16929 (operator-): Likewise.
16930 (comp_cost::operator+=): Likewise.
16931 (comp_cost::operator-=): Likewise.
16932 (comp_cost::operator/=): Likewise.
16933 (comp_cost::operator*=): Likewise.
16934 (operator<): Likewise.
16935 (operator==): Likewise.
16936 (operator<=): Likewise.
16937 (new_cost): Remove.
16938 (infinite_cost_p): Likewise.
16939 (add_costs): Likewise.
16940 (sub_costs): Likewise.
16941 (compare_costs): Likewise.
16942 (set_group_iv_cost): Use the newly introduced functions.
16943 (get_address_cost): Likewise.
16944 (get_shiftadd_cost): Likewise.
16945 (force_expr_to_var_cost): Likewise.
16946 (split_address_cost): Likewise.
16947 (ptr_difference_cost): Likewise.
16948 (difference_cost): Likewise.
16949 (get_computation_cost_at): Likewise.
16950 (determine_group_iv_cost_generic): Likewise.
16951 (determine_group_iv_cost_address): Likewise.
16952 (determine_group_iv_cost_cond): Likewise.
16953 (autoinc_possible_for_pair): Likewise.
16954 (determine_group_iv_costs): Likewise.
16955 (cheaper_cost_pair): Likewise.
16956 (iv_ca_recount_cost): Likewise.
16957 (iv_ca_set_no_cp): Likewise.
16958 (iv_ca_set_cp): Likewise.
16959 (iv_ca_cost): Likewise.
16960 (iv_ca_new): Likewise.
16961 (iv_ca_dump): Likewise.
16962 (iv_ca_narrow): Likewise.
16963 (iv_ca_prune): Likewise.
16964 (iv_ca_replace): Likewise.
16965 (try_add_cand_for): Likewise.
16966 (try_improve_iv_set): Likewise.
16967 (find_optimal_iv_set): Likewise.
16969 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
16971 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
16972 that internal functions will clobber all caller-saved registers.
16974 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
16976 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
16977 Return a better case_values_threshold when optimizing.
16979 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
16981 * config/aarch64/aarch64-simd.md (aarch64_combinez):
16982 Add ? to integer variant.
16983 (aarch64_combinez_be): Likewise.
16985 2016-05-26 Jakub Jelinek <jakub@redhat.com>
16987 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
16988 instead of x constraint.
16989 (vcvtps2ph256<mask_name>): Likewise.
16991 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
16992 alternative. Formatting fix.
16994 * config/i386/sse.md
16995 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
16997 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
16998 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
16999 maybe_evex prefix instead of vex.
17000 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
17001 EXT_REX_SSE_REG_P (op0) case in the splitter.
17003 2016-05-25 Jeff Law <law@redhat.com>
17005 PR tree-optimization/71272
17006 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
17007 Update comments. Add test for empty path.
17009 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
17011 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
17012 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
17013 special case builtin.
17014 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17015 code for ALTIVEC_BUILTIN_VEC_CMPNE.
17016 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17017 for __builtin_vec_cmpne.
17019 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
17021 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
17022 redundant test and bail out if the type of the new operand is not
17023 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
17025 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17027 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
17028 (x_ix86_target_flags_explicit): Remove.
17029 * config/i386/i386.c (ix86_function_specific_save): Do not copy
17030 x_ix86_target_flags_explicit.
17031 (ix86_function_specific_restore): Ditto.
17033 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17034 H.J. Lu <hongjiu.lu@intel.com>
17037 * common/config/i386/i386-common.c
17038 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
17039 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
17040 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
17041 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
17042 (-mgeneral-regs-only): Add new option.
17043 * config/i386/i386.c (ix86_option_override_internal): Don't enable
17044 x87 instructions if only general registers are allowed.
17045 (ix86_target_string): Add ix86_flags argument. Handle additional
17046 flags options through ix86_flags argument. Update all callers.
17047 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
17049 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17051 PR rtl-optimization/66940
17052 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
17053 decrementing desired_val will not overflow before performing these
17056 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
17058 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
17059 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
17060 * config/i386/i386.c (enum ix86_builtins): Add
17061 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
17062 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
17063 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
17064 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
17065 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
17066 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
17067 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
17068 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
17069 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
17070 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
17071 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
17072 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
17073 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
17074 __builtin_ia32_cvtps2dq512_mask.
17075 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
17076 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
17077 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
17078 * config/i386/sse.md
17079 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
17081 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
17082 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
17084 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
17085 (avx512f_vec_pack_sfix_v8df): New define_expand.
17086 (avx512f_roundpd512): Rename to ...
17087 (avx512f_round<castmode>512): ... this. Change iterator.
17088 (avx512f_roundps512_sfix): New define_expand.
17089 (round<mode>2_sfix): Change iterator.
17091 2016-05-25 Nick Clifton <nickc@redhat.com>
17093 * config/msp430/msp430.c (msp430_attr): Produce an error if a
17094 static interrupt handler is detected.
17095 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
17096 default linker script.
17097 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
17098 the low part of a symbolic pointer.
17100 2016-05-25 Richard Biener <rguenther@suse.de>
17102 PR tree-optimization/71261
17103 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
17104 interesting stmt instead of immediate uses when looking
17105 for the use operand to replace.
17107 2016-05-25 Martin Liska <mliska@suse.cz>
17109 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
17111 2016-05-25 Richard Biener <rguenther@suse.de>
17113 PR tree-optimization/71264
17114 * tree-vect-stmts.c (vect_init_vector): Properly deal with
17117 2016-05-25 Martin Liska <mliska@suse.cz>
17119 PR tree-optimization/71239
17120 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
17121 if DECL_SIZE is NULL.
17123 2016-05-25 Richard Biener <rguenther@suse.de>
17125 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
17126 * tree-if-conv.c (pass_data_if_conversion): Use it.
17128 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17130 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
17131 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
17132 * varpool.c (varpool_node::get_availability): Likewise.
17134 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17136 * config/rs6000/altivec.md (VNEG iterator): New iterator for
17137 VNEGW/VNEGD instructions.
17138 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
17139 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
17140 support for ISA 3.0 VNEGW/VNEGD instructions.
17142 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
17144 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
17145 pointers inside OACC_DATA regions.
17146 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
17147 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
17148 (gimplify_adjust_omp_clauses): Fix typo in comment.
17150 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17152 * config/rs6000/altivec.md (VParity): New mode iterator for vector
17153 parity built-in functions.
17154 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
17156 (p9v_parity<mode>2): Likewise.
17157 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
17159 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
17160 (parity<mode>2): ISA 3.0 expander for vector parity.
17161 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
17163 (BU_P9_64BIT_MISC_0): Likewise.
17164 (BU_P9_MISC_0): Likewise.
17165 (BU_P9V_AV_1): Likewise.
17166 (BU_P9V_AV_2): Likewise.
17167 (BU_P9V_AV_3): Likewise.
17168 (BU_P9V_AV_P): Likewise.
17169 (BU_P9V_VSX_1): Likewise.
17170 (BU_P9V_OVERLOAD_1): Likewise.
17171 (BU_P9V_OVERLOAD_2): Likewise.
17172 (BU_P9V_OVERLOAD_3): Likewise.
17173 (VCTZB): Add vector count trailing zeros support.
17177 (VPRTYBD): Add vector parity support.
17178 (VPRTYBQ): Likewise.
17179 (VPRTYBW): Likewise.
17180 (VCTZ): Add overloaded vector count trailing zeros support.
17181 (VPRTYB): Add overloaded vector parity support.
17182 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17183 overloaded vector count trailing zeros and parity instructions.
17184 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
17185 vector parity support.
17186 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
17187 trailing zeros support.
17188 (vec_cntlz): Likewise.
17189 (vec_vctzb): Likewise.
17190 (vec_vctzd): Likewise.
17191 (vec_vctzh): Likewise.
17192 (vec_vctzw): Likewise.
17193 (vec_vprtyb): Add ISA 3.0 vector parity support.
17194 (vec_vprtybd): Likewise.
17195 (vec_vprtybw): Likewise.
17196 (vec_vprtybq): Likewise.
17197 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17198 the ISA 3.0 vector count trailing zeros and vector parity built-in
17201 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17203 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
17204 when there is stmt_to_insert.
17206 2016-05-24 Martin Sebor <msebor@redhat.com>
17209 * tree.h (complete_or_array_type_p): New inline function.
17211 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17213 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
17214 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
17215 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
17217 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
17218 Limit 1st alternative to noavx isa, split 2nd alternative into one
17219 noavx and one avx alternative, use *x and Bm in the former and
17220 x and m in the latter.
17222 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
17223 of sse4 for the first alternative, drop %v from the template
17224 and d operand modifier. Split second alternative into one sse4_noavx
17225 and one avx alternative, use *x instead of *v in the former and v
17226 instead of *v in the latter.
17227 (*sse4_1_extractps): Use noavx isa instead of * for the first
17228 alternative, drop %v from the template. Split second alternative into
17229 one noavx and one avx alternative, use *x instead of *v in the
17230 former and v instead of *v in the latter.
17231 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
17232 with noavx and the last one with avx.
17233 (sse4_1_phminposuw): Guard first alternative with noavx isa,
17234 split the second one into one noavx and one avx alternative,
17235 use *x and Bm in the former and x and m in the latter one.
17236 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
17239 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
17240 first two alternatives to noavx, use *x instead of *v in the second
17241 one, add avx alternative without *.
17242 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
17243 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
17244 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
17246 2016-05-24 Jeff Law <law@redhat.com>
17248 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
17249 New function, extracted from...
17250 (fsm_find_control_statement_thread_paths): Here. Use the new function.
17251 Allow simple copies and constant initializations in the SSA chain.
17253 2016-05-24 Marek Polacek <polacek@redhat.com>
17256 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
17259 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17262 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
17263 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
17264 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
17265 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
17266 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
17268 2016-05-24 Richard Biener <rguenther@suse.de>
17270 PR tree-optimization/71240
17271 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
17274 2016-05-24 Richard Biener <rguenther@suse.de>
17276 PR tree-optimization/71230
17277 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
17279 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17281 * tree-vectorizer.h (vectorizable_comparison): Delete.
17282 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
17283 PURE_SLP_STMT check.
17284 * tree-vect-stmts.c (vectorizable_call): Likewise.
17285 (vectorizable_simd_clone_call): Likewise.
17286 (vectorizable_conversion): Likewise.
17287 (vectorizable_assignment): Likewise.
17288 (vectorizable_shift): Likewise.
17289 (vectorizable_operation): Likewise.
17290 (vectorizable_load): Likewise.
17291 (vectorizable_condition): Likewise.
17292 (vectorizable_store): Likewise. Assert that we don't have
17294 (vectorizable_comparison): Make static. Remove redundant
17295 PURE_SLP_STMT check.
17296 (vect_transform_stmt): Assert that we always have an slp_node
17299 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17301 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
17302 operands[2] against 1 with comparison against CONST1_RTX.
17303 (<shift>di3_neon): Likewise.
17304 * config/arm/predicates.md (const0_operand): Replace with comparison
17305 against CONST0_RTX.
17307 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17309 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
17310 operands[2] against 1 with comparison against CONST1_RTX.
17311 (ashrdi3): Likewise.
17312 (lshrdi3): Likewise.
17313 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
17315 (ashrsi3): Likewise.
17316 (lshrsi3): Likewise.
17317 (rotrsi3): Likewise.
17318 (define_split above *compareqi_eq0): Likewise.
17319 (define_split above "prologue"): Likewise.
17320 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
17321 * config/arm/predicates.md (shift_operator): Likewise.
17322 (shift_nomul_operator): Likewise.
17323 (sat_shift_operator): Likewise.
17324 (thumb1_cmp_operand): Likewise.
17325 (const_neon_scalar_shift_amount_operand): Replace manual range
17326 check with IN_RANGE.
17327 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
17328 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
17330 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17332 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
17333 with HOST_WIDE_INT_1.
17335 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
17336 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
17337 (arm_canonicalize_comparison): Likewise.
17338 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
17340 (thumb1_size_rtx_costs): Likewise.
17341 (vfp_const_double_index): Replace cast of 1 to unsigned
17342 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17343 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
17345 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
17346 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17347 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
17348 HOST_WIDE_INT with HOST_WIDE_INT_1.
17350 2016-05-24 Marek Polacek <polacek@redhat.com>
17352 * tree-cfg.h (should_remove_lhs_p): New predicate.
17353 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
17354 * gimplify.c (gimplify_modify_expr): Likewise.
17355 * tree-cfg.c (verify_gimple_call): Likewise.
17356 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
17357 * gimple-fold.c: Include "tree-cfg.h".
17358 (gimple_fold_call): Use should_remove_lhs_p.
17360 2016-05-24 Richard Biener <rguenther@suse.de>
17362 PR tree-optimization/71253
17363 * cfganal.h (control_dependences): Make robust against edge
17365 (control_dependences::control_dependences): Remove edge_list argument.
17366 (control_dependences::get_edge): Remove.
17367 (control_dependences::get_edge_src): Add.
17368 (control_dependences::get_edge_dest): Likewise.
17369 (control_dependences::m_el): Make a vector of edge src/dest index.
17370 * cfganal.c (control_dependences::find_control_dependence): Adjust.
17371 (control_dependences::control_dependences): Likewise.
17372 (control_dependences::~control_dependence): Likewise.
17373 (control_dependences::get_edge): Remove.
17374 (control_dependences::get_edge_src): Add.
17375 (control_dependences::get_edge_dest): Likewise.
17376 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
17378 (perform_tree_ssa_dce): Adjust.
17379 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
17381 (pass_loop_distribution::execute): Adjust. Do loop destroying
17382 conditional on changed.
17384 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17387 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
17388 return. Reindent transformation comment and mention the ARM state
17391 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17393 PR middle-end/71252
17394 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
17395 after build_and_add_sum creates new use stmt.
17397 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17399 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
17400 load_lanes/grouped_load classification comes first. Don't check
17401 whether the vectorization factor is a multiple of the group size
17404 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17406 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
17407 GROUP_GAP for single-element interleaving.
17408 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
17411 2016-05-24 Richard Biener <rguenther@suse.de>
17413 PR middle-end/70434
17415 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
17416 bases which are accessed with non-invariant indices.
17417 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
17418 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
17420 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17422 PR middle-end/71170
17423 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
17424 (add_to_ops_vec): Add stmt_to_insert.
17425 (add_repeat_to_ops_vec): Init stmt_to_insert.
17426 (insert_stmt_before_use): New.
17427 (transform_add_to_multiply): Remove mult_stmt insertion and add it
17429 (get_ops): Init stmt_to_insert.
17430 (maybe_optimize_range_tests): Likewise.
17431 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
17432 (rewrite_expr_tree_parallel): Likewise.
17433 (reassociate_bb): Likewise.
17435 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17438 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
17439 ISA 3.0 xxperm fusion alternative.
17440 (altivec_vperm_v8hiv16qi): Likewise.
17441 (altivec_vperm_<mode>_uns_internal): Likewise.
17442 (vperm_v8hiv4si): Likewise.
17443 (vperm_v16qiv8hi): Likewise.
17445 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17446 Kelvin Nilsen <kelvin@gcc.gnu.org>
17448 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
17449 vpermr/xxpermr on ISA 3.0.
17450 (altivec_expand_vec_perm_le): Likewise.
17451 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
17452 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
17455 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
17457 * config/i386/i386.h (IS_STACK_MODE): Enable for
17458 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
17459 SSE_FLOAT_MODE_P macros.
17460 * config/i386/i386.c (ix86_preferred_reload_class): Use
17461 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
17462 Cleanup regclass processing for CONST_DOUBLE_P.
17463 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
17464 (ix86_rtx_costs): Remove redundant TARGET_80387 check
17465 with IS_STACK_MODE macro.
17466 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
17468 (*movdf_internal): Use IS_STACK_MODE macro.
17469 (*movsf_internal): Ditto.
17471 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
17473 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
17474 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
17476 2016-05-23 Jeff Law <law@redhat.com>
17478 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
17480 (fsm_find_control_statement_thread_paths): Call it.
17482 2016-05-23 Martin Jambor <mjambor@suse.cz>
17485 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
17486 from_global_constant if t is not NULL.
17488 2016-05-23 Marek Polacek <polacek@redhat.com>
17491 * common.opt (Wswitch-unreachable): New option.
17492 * doc/invoke.texi: Document -Wswitch-unreachable.
17493 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
17496 2016-05-23 Bin Cheng <bin.cheng@arm.com>
17498 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
17499 TMR_INDEX is non-NULL.
17501 2016-05-23 Richard Biener <rguenther@suse.de>
17503 PR tree-optimization/71230
17504 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
17505 (try_special_add_to_ops): ... here. Always test for single-use.
17507 2016-05-23 Martin Jambor <mjambor@suse.cz>
17509 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
17510 default block if a PHI node in the original one would be resized.
17512 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17514 PR tree-optimization/58135
17515 * tree-vect-slp.c: When group size is not multiple
17516 of vector size, allow splitting of store group at
17519 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
17521 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
17523 2016-05-22 Jakub Jelinek <jakub@redhat.com>
17525 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
17526 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
17527 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
17530 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
17531 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
17532 v constraint instead of x and vinserti32x4 insn.
17534 * config/i386/sse.md (i128vldq): New mode iterator.
17535 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
17536 avx512dq and avx512vl alternatives.
17538 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
17539 constraint, use maybe_evex prefix instead of vex.
17540 (vec_dupv4sf): Use v constraint instead of x for output
17541 operand except for noavx alternative, use Yv constraint
17542 instead of x for input. Use maybe_evex prefix instead of vex.
17543 (*vec_dupv4si): Likewise.
17544 (*vec_dupv2di): Likewise.
17546 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17548 PR middle-end/40921
17549 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
17550 (linearize_expr_tree): Call try_special_add_to_ops.
17551 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
17553 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17555 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
17556 to computed stack_usage.
17558 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17561 * config/avr/avr.md (define_expand "mov<mode>"): If the source
17562 operand is subreg (symbol_ref) then move the symbol ref to register.
17564 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
17566 * tree.c (array_at_struct_end_p): Look through MEM_REF.
17568 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
17570 PR middle-end/71179
17571 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
17574 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17576 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
17577 ranges by calling get_single_symbol and tidy up. Look more closely
17578 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
17580 2016-05-20 Jeff Law <law@redhat.com>
17582 * bitmap.c (bitmap_find_bit): Remove useless test.
17584 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
17586 * function.c (thread_prologue_and_epilogue_insns): Commit the
17587 insertion of the epilogue.
17589 2016-05-20 Martin Jambor <mjambor@suse.cz>
17591 PR tree-optimization/70884
17592 * tree-sra.c (initialize_constant_pool_replacements): Do not check
17593 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
17594 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
17595 of constant pool data as a reason for scalarization.
17597 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17599 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
17600 for naked functions.
17601 (thumb1_expand_prologue): Likewise.
17603 2016-05-20 Nathan Sidwell <nathan@acm.org>
17605 * config/nvptx/nptx.c (nvptx_option_override): Only set
17606 flag_toplevel_reorder, if not explicitly specified. Set
17607 flag_no_common, unless explicitly specified.
17609 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17611 * calls.c (can_implement_as_sibling_call_p): Mark param
17612 reg_parm_stack_space with ATTRIBUTE_UNUSED.
17614 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
17616 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
17617 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
17618 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
17620 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
17621 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
17622 and CASE_CONST_ANY.
17624 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
17626 * config/nvptx/nvptx.md (sincossf3): New pattern.
17628 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17630 * calls.c (maybe_complain_about_tail_call): New function.
17631 (initialize_argument_information): Call
17632 maybe_complain_about_tail_call when clearing *may_tailcall.
17633 (can_implement_as_sibling_call_p): Call
17634 maybe_complain_about_tail_call when returning false.
17635 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
17636 ensure try_tail_call is set. Call maybe_complain_about_tail_call
17637 if tail-call optimization fails.
17638 * cfgexpand.c (expand_call_stmt): Initialize
17639 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
17640 * gimple-pretty-print.c (dump_gimple_call): Dump
17641 gimple_call_must_tail_p.
17642 * gimple.c (gimple_build_call_from_tree): Call
17643 gimple_call_set_must_tail with the value of
17644 CALL_EXPR_MUST_TAIL_CALL.
17645 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
17646 (gimple_call_set_must_tail): New function.
17647 (gimple_call_must_tail_p): New function.
17648 * print-tree.c (print_node): Update printing of TREE_STATIC
17649 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
17650 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
17651 trailing comment listing applicable flags.
17652 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
17654 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17656 * calls.c (expand_call): Move "Rest of purposes for tail call
17657 optimizations to fail" to...
17658 (can_implement_as_sibling_call_p): ...this new function, and
17659 split into multiple "if" statements.
17661 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17663 * cfgloop.h (expected_loop_iterations_unbounded,
17664 expected_loop_iterations): Unconstify.
17665 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
17666 profile with known upper bound; return 3 when profile is absent.
17667 (expected_loop_iterations): Update.
17669 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17671 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
17672 and get_max_loop_iterations_int.
17674 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17676 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
17677 realistic upper bounds here.
17679 2016-05-20 Jakub Jelinek <jakub@redhat.com>
17682 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
17683 calls if the LHS is variable length or has addressable type.
17684 If targets[0]->decl is a noreturn call with void return type and
17685 zero arguments, adjust fntype and remove lhs in that case.
17687 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
17689 PR tree-optimization/71079
17690 PR tree-optimization/71206
17691 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
17693 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17695 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
17696 (get_vec_alignment_for_array_decl): Likewise.
17697 (get_vec_alignment_for_record_decl): Likewise.
17698 (increase_alignment::execute): Move code to find alignment to
17699 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
17700 (type_align_map): New hash_map.
17702 2016-05-20 Richard Guenther <rguenther@suse.de>
17704 PR tree-optimization/29756
17705 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
17706 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
17707 * fold-const.c (operand_equal_p): Likewise.
17708 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
17709 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
17710 * tree-inline.c (estimate_operator_cost): Likewise.
17711 * tree-pretty-print.c (dump_generic_node): Likewise.
17712 * tree-ssa-operands.c (get_expr_operands): Likewise.
17713 * cfgexpand.c (expand_debug_expr): Likewise.
17714 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
17715 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
17716 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
17717 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
17718 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
17719 (execute_update_addresses_taken): Do it.
17721 2016-05-20 Richard Biener <rguenther@suse.de>
17723 PR tree-optimization/71185
17724 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
17725 register operations.
17727 2016-05-20 Richard Biener <rguenther@suse.de>
17729 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
17730 gimple_seq_add_seq_without_update.
17731 (release_bb_predicate): Assert we have no operands to free.
17732 (if_convertible_loop_p_1): Calculate post dominators later.
17733 Do not free BB predicates here.
17734 (combine_blocks): Do not recompute BB predicates.
17735 (version_loop_for_if_conversion): Save BB predicates around
17738 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17740 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
17741 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
17742 code. Ignore sibcalls on EDGE_IGNORE edges.
17743 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
17744 on edges for sibcalls that run without prologue. The rest of the
17745 function is combined from...
17746 (fix_fake_fallthrough_edge): ... this, and ...
17747 (try_shrink_wrapping): ... a part of this. Remove the bb_with
17748 function argument, make it a local variable.
17750 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
17752 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
17753 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
17754 for 32-bit mode and SEH for 64-bit.
17755 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
17756 TARGET_64BIT_DEFAULT.
17758 2016-05-19 Ryan Burn <contact@rnburn.com>
17760 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
17761 * gengtype.c (open_base_files): Add cilk.h to ifiles.
17763 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
17765 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
17766 force pending loads from memory.
17768 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
17770 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
17771 (UNSPEC_DARN_32): New unspec constant.
17772 (UNSPEC_DARN_RAW): New unspec constant.
17773 (darn_32): New instruction.
17774 (darn_raw): New instruction.
17775 (darn): New instruction.
17776 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
17777 support and documentation for this macro.
17778 (BU_P9_MISC_1): New macro definition.
17779 (BU_P9_64BIT_MISC_0): New macro definition.
17780 (BU_P9_MISC_0): New macro definition.
17781 (darn_32): New builtin definition.
17782 (darn_raw): New builtin definition.
17783 (darn): New builtin definition.
17784 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
17785 RS6000_BUILTIN_0 directives to surround each occurrence of
17786 #include "rs6000-builtin.def".
17787 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
17788 RS6000_BTM_64BIT flags to the returned mask, depending on
17790 (def_builtin): Correct an error in the assignments made to the
17791 debugging variable attr_string.
17792 (rs6000_expand_builtin): Add support for no-operand built-in
17794 (builtin_function_type): Remove fatal_error assertion that is no
17796 (rs6000_common_init_builtins): Add support for no-operand built-in
17798 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
17800 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
17802 (RS6000_BTM_64BIT): New macro definition.
17803 * doc/extend.texi: Document __builtin_darn (void),
17804 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
17807 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
17809 * tree-vect-loop.c (vect_analyze_loop_2): Use also
17810 max_loop_iterations_int.
17812 2016-05-19 Marek Polacek <polacek@redhat.com>
17814 PR tree-optimization/71031
17815 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
17816 condition and adjust the code a bit.
17818 2016-05-19 Martin Liska <mliska@suse.cz>
17820 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
17821 auto_vec instead of vec.
17823 2016-05-19 Martin Liska <mliska@suse.cz>
17825 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
17827 2016-05-19 Martin Liska <mliska@suse.cz>
17829 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
17831 2016-05-19 Martin Liska <mliska@suse.cz>
17833 * ipa-pure-const.c (set_function_state): Remove an existing
17835 (remove_node_data): Do not free it as it's released
17836 in set_function_state.
17838 2016-05-19 Martin Liska <mliska@suse.cz>
17840 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
17843 2016-05-19 Martin Liska <mliska@suse.cz>
17845 * omp-simd-clone.c (simd_clone_adjust): Release vector.
17847 2016-05-19 Martin Liska <mliska@suse.cz>
17849 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
17850 an auto_vec instead of re-creating it.
17852 2016-05-19 Martin Liska <mliska@suse.cz>
17854 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
17855 auto_vec instead of vec.
17857 2016-05-19 Martin Liska <mliska@suse.cz>
17859 * lto-section-in.c (lto_get_section_data): Call
17860 lto_check_version with additional argument.
17861 * lto-streamer.c (lto_check_version): Add new argument.
17862 * lto-streamer.h (lto_check_version): Likewise.
17864 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17866 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
17867 Don't add cost of inner memory when handling sign-extended loads.
17869 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
17871 PR rtl-optimization/71148
17872 * cse.c (cse_main): Free dominance info.
17873 (rest_of_handle_cse): Don't free dominance info.
17874 (rest_of_handle_cse2): Likewise.
17875 (rest_of_handle_cse_after_global_opts): Likewise.
17877 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17880 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
17881 NULL_TREE early if NEON is not available. Remove now redundant check
17882 in ARM_CHECK_BUILTIN_MODE.
17884 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
17887 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
17888 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
17889 * doc/cpp.texi: Document new macros.
17891 2016-05-19 Bin Cheng <bin.cheng@arm.com>
17893 PR tree-optimization/69848
17894 * tree-vect-loop.c (vectorizable_reduction): Don't factor
17895 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
17897 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17899 * function.c (thread_prologue_and_epilogue_insn): Move the
17900 "goto epilogue_done" one block later.
17902 2016-05-19 Richard Biener <rguenther@suse.de>
17904 PR tree-optimization/70729
17905 * passes.def: Move LIM pass before PRE. Remove no longer
17906 required copyprop and move first DCE out of the loop pipeline.
17908 2016-05-18 David Malcolm <dmalcolm@redhat.com>
17911 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
17912 (OBJS-libcommon-target): ...here.
17913 * opts-common.c: Include spellcheck.h.
17914 (cmdline_handle_error): Build a vec of valid options and use it
17915 to suggest provide hints for misspelled arguments.
17917 2016-05-18 Jakub Jelinek <jakub@redhat.com>
17920 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
17921 lhs if it has TREE_ADDRESSABLE type.
17923 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
17926 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
17927 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
17929 2016-05-18 Martin Jambor <mjambor@suse.cz>
17932 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
17933 input for NOP_EXPR pass-through functions.
17934 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
17935 aggregate global constant VAR_DECLs in constant jump functions.
17937 2016-05-18 Martin Jambor <mjambor@suse.cz>
17940 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
17941 from TREE_READONLY parameters.
17943 2016-05-18 Martin Jambor <mjambor@suse.cz>
17946 * cgraph.h (cgraph_indirect_call_info): New field
17947 guaranteed_unmodified.
17948 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
17949 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
17951 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
17952 pass the parameter value to ipa_find_agg_cst_for_param.
17953 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
17954 guaranteed_unmodified, store AA results there instead of bailing out
17956 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
17957 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
17958 (find_constructor_constant_at_offset): New function.
17959 (ipa_find_agg_cst_from_init): Likewise.
17960 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
17961 static initializers of contants, report back through a new paameter
17962 from_global_constant if that was the case.
17963 (try_make_edge_direct_simple_call): Also pass parameter value to
17964 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
17966 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
17967 (ipa_read_indirect_edge_info): Likewise.
17968 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
17969 (ipa_load_from_parm_agg): Likewise.
17971 2016-05-18 Jiong Wang <jiong.wang@arm.com>
17973 PR rtl-optimization/71150
17974 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
17977 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17980 * config/rs6000/constraints.md (wE constraint): New constraint
17981 for a vector constant that can be loaded with XXSPLTIB.
17982 (wM constraint): New constraint for a vector constant of a 1's.
17983 (wS constraint): New constraint for a vector constant that can be
17984 loaded with XXSPLTIB and a vector sign extend instruction.
17985 * config/rs6000/predicates.md (xxspltib_constant_split): New
17986 predicates for wE/wS constraints.
17987 (xxspltib_constant_nosplit): Likewise.
17988 (easy_vector_constant): Add support for constants that can be
17989 loaded via XXSPLTIB.
17990 (all_ones_constant): New predicate for vector constant with all
17992 (splat_input_operand): Add support for ISA 3.0 word splat operations.
17993 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
17994 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
17995 instruction and possibly with a sign extension.
17996 (output_vec_const_move): Add support for XXSPLTIB. If we are
17997 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
17998 instead of XXLXOR/XXLORC.
17999 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
18001 (rs6000_legitimize_reload_address): Likewise.
18002 (rs6000_output_move_128bit): Use output_vec_const_move to emit
18004 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
18005 combine VSX_M and VSX_M2 into one iterator.
18006 (VSX_M2): Likewise.
18007 (VSINT_84): New iterators for loading constants with XXSPLTIB.
18008 (VSINT_842): Likewise.
18009 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
18010 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
18011 XXSPLTIB instruction.
18012 (xxspltib_<mode>_nosplit): Likewise.
18013 (xxspltib_<mode>_split): New insn to load up constants with
18014 XXSPLTIB and a sign extend instruction.
18015 (vsx_mov<mode>): Replace single move that handled all vector types
18016 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
18017 moves (when -mvsx-timode is in effect) into the main vector
18018 moves. Eliminate separate moves for <VSr> <VSa>, where the
18019 preferred register class (<VSr>) is listed first, and the
18020 secondary register class (<VSa>) is listed second with a '?' to
18021 discourage use. Prefer loading 0/-1 in any VSX register for ISA
18022 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
18023 that if the register was involved in a slow operation, the
18024 clear/set operation does not wait for the slow operation to
18025 finish. Adjust the length attributes for 32-bit mode. Use
18026 rs6000_output_move_128bit and drop the use of the string
18027 instructions for 32-bit movti when -mvsx-timode is in effect. Use
18028 spacing so that the alternatives and attributes don't generate
18029 long lines, and put things in columns, so that it is easier to
18030 match up the operands and attributes with the insn alternatives.
18031 (vsx_mov<mode>_64bit): Likewise.
18032 (vsx_mov<mode>_32bit): Likewise.
18033 (vsx_movti_64bit): Fold movti into normal vector moves.
18034 (vsx_movti_32bit): Likewise.
18035 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
18036 splat instructions.
18037 (vsx_splat_v4si_internal): Likewise.
18038 (vsx_splat_v4sf_internal): Likewise.
18039 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
18040 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
18041 extend vector elements.
18042 (vsx_sign_extend_hi_<mode>): Likewise.
18043 (vsx_sign_extend_si_v2di): Likewise.
18044 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
18046 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
18047 constraints. Add trailing period to wL documentation.
18049 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
18051 PR middle-end/71020
18052 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
18053 * tree-dfa.c (replace_abnormal_ssa_names): New function.
18054 * tree-call-cdce.c: Include tree-dfa.h.
18055 (can_guard_call_p): New function, extracted from...
18056 (can_use_internal_fn): ...here.
18057 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
18059 (shrink_wrap_one_built_in_call): Likewise.
18060 (use_internal_fn): Likewise.
18061 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
18062 and return void. Call replace_abnormal_ssa_names.
18063 (pass_call_cdce::execute): Check can_guard_call_p during the
18064 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
18065 will always change something.
18067 2016-05-18 Martin Jambor <mjambor@suse.cz>
18070 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
18071 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
18073 2016-05-18 Martin Jambor <mjambor@suse.cz>
18076 * ipa-inline.h (condition): New field size.
18077 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
18078 for comaprison and store it into the new condition.
18079 (evaluate_conditions_for_known_args): Use condition size to check
18080 access sizes for all but CHANGED conditions.
18081 (unmodified_parm_1): New parameter size_p, store access size into it.
18082 (unmodified_parm): Likewise.
18083 (unmodified_parm_or_parm_agg_item): Likewise.
18084 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
18085 (set_cond_stmt_execution_predicate): Extract access sizes and store
18086 them to conditions.
18087 (set_switch_stmt_execution_predicate): Likewise.
18088 (will_be_nonconstant_expr_predicate): Likewise.
18089 (will_be_nonconstant_predicate): Likewise.
18090 (inline_read_section): Stream condition size.
18091 (inline_write_summary): Likewise.
18093 2016-05-18 Richard Biener <rguenther@suse.de>
18095 * tree-ssa-loop-im.c (determine_max_movement): Properly add
18096 condition cost to PHI cost instead of total_cost.
18098 2016-05-18 Martin Liska <mliska@suse.cz>
18101 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
18104 2016-05-18 Richard Biener <rguenther@suse.de>
18106 * lto-streamer.h (LTO_major_version): Bump to 6.
18108 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18110 * function.c (make_split_prologue_seq, make_prologue_seq,
18111 make_epilogue_seq): New functions, factored out from...
18112 (thread_prologue_and_epilogue_insns): Here.
18114 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18116 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
18117 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
18118 of before. Add a comment.
18120 2016-05-18 Bin Cheng <bin.cheng@arm.com>
18122 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
18123 expression pointer, not pointer to the pointer.
18125 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18127 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
18128 (avx2_pbroadcast<mode>): Add another alternative with v instead
18129 of x constraints in it, using <pbroadcast_evex_isa> isa.
18130 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
18132 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
18133 constraint x instead of v in second alternative, add avx512bw
18136 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
18137 constraint x instead of v in second alternative, add avx512bw
18140 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
18141 constraint x instead of v in second alternative, add avx512bw
18144 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
18145 avx512bw alternative.
18147 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18149 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
18150 array to 128 chars.
18151 (define_insn "*andnottf3"): Ditto.
18152 (define_insn "*<code><mode>3"/any_logic): Ditto.
18153 (define_insn "*<code>tf3"/any_logic): Ditto.
18154 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
18155 operand to block AVX-512VL insn variant emit when it is not enabled.
18157 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18159 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
18160 constraint fot SF mode.
18162 2016-05-18 Petr Murzin <petr.murzin@intel.com>
18163 Kirill Yukhin <kirill.yukhin@intel.com>
18165 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
18167 (define_insn "rsqrt14<mode>"): Ditto.
18168 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
18169 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
18170 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
18171 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
18172 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
18174 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
18175 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
18176 * config/i386/i386.c (ix86_print_operand): Expand check for size
18177 override codes for Intel syntax.
18179 2016-05-18 Richard Biener <rguenther@suse.de>
18181 PR tree-optimization/71168
18182 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
18183 initialization earlier.
18185 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
18187 * config/aarch64/aarch64-simd.md
18188 (aarch64_reduc_plus_internal<mode>): Rename to...
18189 (reduc_plus_scal): ...This, and remove previous implementation.
18191 2016-05-18 Richard Biener <rguenther@suse.de>
18193 * passes.def: Put late dse and cd_dce in canonical order.
18195 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
18197 * ipa-inline-transform.c (preserve_function_body_p): Look for
18198 first non-thunk clone.
18199 (save_function_body): Save into first non-thunk.
18200 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
18202 (lto_output_node): Inline thunks don't need body in every
18204 * lto-streamer-in.c: Do not fixup thunk clones.
18205 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
18207 * tree-inline.c (copy_bb): Be prepared for target node to be new after
18210 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18212 PR middle-end/63586
18213 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
18214 (reassociate_bb): Call transform_add_to_multiply.
18216 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18218 * config/aarch64/aarch64.c (all_extensions): Removed unused
18221 2016-05-17 Nathan Sidwell <nathan@acm.org>
18223 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
18224 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
18226 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
18228 PR tree-optimization/54579
18229 PR middle-end/55299
18230 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
18232 2016-05-17 Marek Polacek <polacek@redhat.com>
18235 * tree-inline.c (expand_call_inline): Call
18236 maybe_remove_unused_call_args.
18238 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
18240 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
18241 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
18242 * doc/md.texi (fmin@var{m}3): Likewise.
18244 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18246 * match.pd (X & C): New transformation.
18248 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18250 * match.pd (~X & Y): New transformation.
18252 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18254 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
18255 information for new SSA_NAME.
18256 (simplify_conversion_using_ranges): Get range through get_range_info
18257 instead of get_value_range.
18259 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18261 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
18262 Remove inline assembly.
18263 (vmvn_s16): Likewise.
18264 (vmvn_s32): Likewise.
18265 (vmvn_u8): Likewise.
18266 (vmvn_u16): Likewise.
18267 (vmvn_u32): Likewise.
18268 (vmvnq_s8): Likewise.
18269 (vmvnq_s16): Likewise.
18270 (vmvnq_s32): Likewise.
18271 (vmvnq_u8): Likewise.
18272 (vmvnq_u16): Likewise.
18273 (vmvnq_u32): Likewise.
18274 (vmvn_p8): Likewise.
18275 (vmvnq_p16): Likewise.
18277 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18279 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
18281 (vmul_n_s16): Likewise.
18282 (vmul_n_s32): Likewise.
18283 (vmul_n_u16): Likewise.
18284 (vmul_n_u32): Likewise.
18285 (vmulq_n_f32): Likewise.
18286 (vmulq_n_f64): Likewise.
18287 (vmulq_n_s16): Likewise.
18288 (vmulq_n_s32): Likewise.
18289 (vmulq_n_u16): Likewise.
18290 (vmulq_n_u32): Likewise.
18292 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18294 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
18295 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
18297 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18299 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
18300 to *aarch64_fma4_elt_from_dup<mode>.
18301 (*aarch64_fnma4_elt_to_128df): Rename to
18302 *aarch64_fnma4_elt_from_dup<mode>.
18303 * config/aarch64/arm_neon.h (vfma_n_f64): New.
18304 (vfms_n_f32): Likewise.
18305 (vfms_n_f64): Likewise.
18306 (vfmsq_n_f32): Likewise.
18307 (vfmsq_n_f64): Likewise.
18309 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
18311 * wide-int.h: Change fixed_wide_int_storage from class to struct.
18313 2016-05-17 Richard Biener <rguenther@suse.de>
18315 PR tree-optimization/71132
18316 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
18317 Only add control dependences for blocks in the loop.
18318 (build_rdg): Adjust.
18319 (generate_code_for_partition): Return whether loop should
18320 be destroyed and delay that.
18321 (distribute_loop): Likewise.
18322 (pass_loop_distribution::execute): Record loops to be destroyed
18323 and perform delayed destroying of loops.
18325 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18328 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
18330 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18332 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
18334 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
18337 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
18338 insertion point for instructions generated by validize_mem.
18340 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18342 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
18345 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18347 * config/aarch64/aarch64.c
18348 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
18349 rather than a macro.
18351 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18353 * doc/invoke.texi (AArch64 Options): Various updates.
18355 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18357 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
18358 into instrumentation thunks.
18359 * cif-code.def (CIF_CHKP): New.
18361 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
18363 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
18365 2016-05-16 Martin Jambor <mjambor@suse.cz>
18367 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
18368 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
18370 2016-05-16 Marek Polacek <polacek@redhat.com>
18372 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
18375 2016-05-16 Martin Jambor <mjambor@suse.cz>
18378 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
18379 the outlined kernel function.
18381 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
18383 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
18384 (ISA_HAS_DLSA): Ditto.
18386 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18388 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
18390 2016-05-16 Nathan Sidwell <nathan@acm.org>
18392 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
18393 (nvptx_name_replacement): Restore. Add comment.
18394 (write_fn_proto, write_fn_proto_from_insn,
18395 nvptx_output_call_insn): Restore
18396 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
18398 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18400 * config/aarch64/aarch64.md
18401 (add<mode>3_compareC_cconly_imm): Remove use of %w.
18402 (add<mode>3_compareC_imm): Likewise.
18403 (<optab>si3_uxtw): Split into register and immediate variants.
18404 (andsi3_compare0_uxtw): Likewise.
18405 (and<mode>3_compare0): Likewise.
18406 (and<mode>3nr_compare0): Likewise.
18407 (stack_protect_test_<mode>): Don't use %x for memory operands.
18409 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18411 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
18413 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18415 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
18416 Split integer shifts into shift_reg and bfm.
18417 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
18418 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
18419 (ror<mode>3_insn): Likewise.
18420 (<optab>si3_insn_uxtw): Likewise.
18421 (<optab><mode>3_insn): Change to rotate_imm.
18422 (extr<mode>5_insn_alt): Likewise.
18423 (extrsi5_insn_uxtw): Likewise.
18424 (extrsi5_insn_uxtw_alt): Likewise.
18426 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18428 * doc/tm.texi: Regenerate.
18429 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
18430 (TARGET_INVALID_RETURN_TYPE): Remove.
18431 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
18432 TARGET_INVALID_RETURN_TYPE.
18433 * target.def (invalid_parameter_type): Remove.
18434 (invalid_return_type): Remove.
18436 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18438 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
18439 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
18441 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
18443 (preserve_function_body_p): No need to preserve function body
18444 * cif-codes.def (CIF_THUNK): Remove.
18445 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
18447 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18449 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
18451 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18453 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
18456 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18458 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
18459 (inline_small_functions): Do not look for function symbol when
18462 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18464 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
18467 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18468 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18469 Jiong Wang <jiong.wang@arm.com>
18471 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
18472 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
18473 Define __ARM_FP16_ARGS when appropriate.
18474 * config/arm/arm.c (arm_invalid_parameter_type): Remove
18476 (arm_invalid_return_type): Likewise.
18477 (TARGET_INVALID_PARAMETER_TYPE): Remove.
18478 (TARGET_INVALID_RETURN_TYPE): Remove.
18479 (aapcs_vfp_sub_candidate): Allow HFmode.
18480 (aapcs_vfp_allocate): Add comment. Support HFmode.
18481 (aapcs_vfp_allocate_return_reg): Likewise.
18482 (struct aapcs_cp_arg_layout): Slightly reword comments for
18483 is_return_candidate and allocate_return_reg.
18484 (output_mov_vfp): Update assert.
18485 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
18487 (arm_invalid_parameter_type): Remove.
18488 (amr_invalid_return_type): Remove.
18489 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
18490 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
18491 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
18493 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18495 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
18496 * config/aarch64/arch64-protos.h
18497 (aarch64_legitimize_reload_address): Remove.
18498 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
18501 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
18503 * configure.ac: Add ACX_NONCANONICAL_HOST.
18504 * configure: Regenerate.
18505 * Makefile.in: Set host_noncanonical.
18507 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
18510 * config/i386/i386.md (*movtf_internal): Before register allocation,
18511 do not allow FP constants for CM_MEDIUM memory model, allow only
18512 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
18513 (*movxf_internal): Ditto.
18514 (*movdf_internal): Ditto.
18515 (*movsf_internal): Ditto.
18517 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
18519 PR rtl-optimization/67483
18520 * combine.c (make_compound_operation): Don't call extract_left_shift
18521 with negative shift amounts.
18523 2016-05-13 Jakub Jelinek <jakub@redhat.com>
18526 * fold-const.c (fold_checksum_tree): Allow modification
18527 of TYPE_ALIAS_SET during folding.
18529 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
18530 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
18531 (ix86_split_to_parts): Likewise. Fix up formatting.
18533 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
18535 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
18536 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
18539 2016-05-13 Nathan Sidwell <nathan@acm.org>
18541 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
18542 (nvptx_name_replacement): Delete.
18543 (write_fn_proto, write_fn_proto_from_insn,
18544 nvptx_output_call_insn): Remove nvptx_name_replacement call.
18545 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
18546 * langhooks.c (add_builtin_funcction_common): Call
18547 targetm.mangle_decl_assembler_name.
18549 * config/nvptx/nvptx.c (write_fn_proto): Handle
18550 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
18552 2016-05-13 Martin Liska <mliska@suse.cz>
18554 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
18555 and PRIu64 in printf format.
18557 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18559 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
18562 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18564 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
18565 Change --param max-completely-peeled-times to
18566 --param max-completely-peel-times in dump file printing.
18568 2016-05-13 Richard Biener <rguenther@suse.de>
18570 PR tree-optimization/42587
18571 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
18572 (find_bswap_or_nop_1): Likewise.
18573 (bswap_replace): Likewise.
18575 2016-05-13 Martin Liska <mliska@suse.cz>
18577 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
18578 Initialize a variable with default value.
18580 2016-05-13 Martin Liska <mliska@suse.cz>
18582 * doc/invoke.texi: Enhance explanation of error recovery
18585 2016-05-13 Martin Liska <mliska@suse.cz>
18587 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
18588 (struct cost_pair): Change inv_expr_id (int) to inv_expr
18589 (iv_inv_expr_ent *).
18590 (struct iv_inv_expr_ent): Comment struct fields.
18591 (sort_iv_inv_expr_ent): New function.
18592 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
18593 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
18594 a hash_map between iv_inv_expr_ent and number of usages.
18595 (niter_for_exit): Fix coding style.
18596 (tree_ssa_iv_optimize_init): Use renamed variable.
18597 (determine_base_object): Fix coding style.
18598 (alloc_iv): Likewise.
18599 (find_interesting_uses_outside): Likewise.
18600 (add_candidate_1): Likewise.
18601 (add_standard_iv_candidates): Likewise.
18602 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
18603 (prepare_decl_rtl): Fix coding style.
18604 (get_address_cost): Likewise.
18605 (get_shiftadd_cost): Likewise.
18606 (force_expr_to_var_cost): Likewise.
18607 (compare_aff_trees): Likewise.
18608 (get_expr_id): Restructure the function.
18609 (get_loop_invariant_expr_id): Renamed to
18610 get_loop_invariant_expr.
18611 (get_computation_cost_at): Replace usage of inv_expr_id with
18613 (get_computation_cost): Likewise.
18614 (determine_group_iv_cost_generic): Likewise.
18615 (determine_group_iv_cost_address): Likewise.
18616 (iv_period): Fix coding style.
18617 (iv_elimination_compare_lt): Likewise.
18618 (may_eliminate_iv): Likewise.
18619 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
18621 (determine_group_iv_costs): Dump invariant expressions.
18622 (iv_ca_recount_cost): Use the newly added hash_map.
18623 (iv_ca_set_remove_invariants): Fix coding style.
18624 (iv_ca_set_add_invariants): Fix coding style.
18625 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
18627 (iv_ca_set_cp): Likewise.
18628 (iv_ca_new): Initialize the newly added hash_map and remove
18629 initialization of fields.
18630 (iv_ca_free): Delete the hash_map.
18631 (iv_ca_dump): Dump invariant expressions.
18632 (iv_ca_extend): Fix coding style.
18633 (try_add_cand_for): Likewise.
18634 (create_new_ivs): Dump information about # of avg iterations and
18635 # of used invariant expressions.
18636 (rewrite_use_compare): Fix coding style.
18637 (free_loop_data): Set default value for max_inv_expr_id.
18639 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
18641 * cse.c (rest_of_handle_cse): Use cleanup_cfg
18642 returned value cse_cfg_altered computation.
18643 (rest_of_handle_cse2): Likewise.
18644 (rest_of_handle_cse_after_global_opts): Likewise.
18646 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18649 * config/arm/arm.c (arm32_output_mi_thunk): New.
18650 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
18651 to split Thumb1 vs TARGET_32BIT functionality.
18652 (arm_thumb1_mi_thunk): New.
18654 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18656 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
18659 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18662 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
18664 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
18666 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
18667 (expand_builtin_trap): Emit a regular call.
18668 (set_builtin_user_assembler_name): Remove obsolete cases.
18669 * dse.c (scan_insn): Adjust.
18670 * except.c: Include calls.h.
18671 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
18672 emit a regular call to setjmp.
18673 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
18674 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
18675 (emit_block_move_via_libcall): Delete.
18676 (block_move_fn): Delete.
18677 (init_block_move_fn): Likewise.
18678 (emit_block_move_libcall_fn): Likewise.
18679 (emit_block_op_via_libcall): New function.
18680 (set_storage_via_libcall): Tidy up and use memset builtin.
18681 (block_clear_fn): Delete.
18682 (init_block_clear_fn): Likewise.
18683 (clear_storage_libcall_fn): Likewise.
18684 (expand_assignment): Call emit_block_move_via_libcall.
18685 Do not include gt-expr.h.
18686 * expr.h (emit_block_op_via_libcall): Declare.
18687 (emit_block_copy_via_libcall): New inline function.
18688 (emit_block_move_via_libcall): Likewise.
18689 (emit_block_comp_via_libcall): Likewise.
18690 (block_clear_fn): Delete.
18691 (init_block_move_fn): Likewise.
18692 (init_block_clear_fn): Likewise.
18693 (emit_block_move_via_libcall): Likewise.
18694 (set_storage_via_libcall): Add default parameter value.
18695 * libfuncs.h (enum libfunc_index): Remove obsolete values.
18696 (abort_libfunc): Delete.
18697 (memcpy_libfunc): Likewise.
18698 (memmove_libfunc): Likewise.
18699 (memcmp_libfunc): Likewise.
18700 (memset_libfunc): Likewise.
18701 (setbits_libfunc): Likewise.
18702 (setjmp_libfunc): Likewise.
18703 (longjmp_libfunc): Likewise.
18704 (profile_function_entry_libfunc): Likewise.
18705 (profile_function_exit_libfunc): Likewise.
18706 (gcov_flush_libfunc): Likewise.
18707 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
18708 and DECL_VISIBILITY on the declaration.
18709 (init_optabs): Do not initialize obsolete libfuncs.
18710 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
18711 * tree-core.h (ECF_RET1): Define.
18712 (ECF_TM_PURE): Adjust.
18713 (ECF_TM_BUILTIN): Likewise.
18714 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
18715 (build_common_builtin_nodes): Initialize abort builtin.
18716 Add ECF_RET1 on memcpy, memmove and memset builtins.
18717 Pass final flags for alloca and alloca_with_align builtins.
18718 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
18720 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
18721 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
18722 set_storage_via_libcall and call emit_block_copy_via_libcall.
18724 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
18726 * config/i386/i386.md (*call_got_x32): Change operand 0 to
18727 DImode before it is passed to ix86_output_call_operand.
18728 (*call_value_got_x32): Ditto for operand 1.
18730 2016-05-12 Jiong Wang <jiong.wang@arm.com>
18732 PR rtl-optimization/70904
18733 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
18734 reload for wide mode.
18736 2016-05-12 Marek Polacek <polacek@redhat.com>
18739 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
18740 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
18741 * langhooks.h (incomplete_type_error): Likewise.
18742 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
18743 parameter, pass it down to incomplete_type_error.
18744 * tree.h (size_in_bytes): New inline overload.
18745 (size_in_bytes_loc): Renamed from size_in_bytes.
18747 2016-05-12 Richard Biener <rguenther@suse.de>
18749 PR tree-optimization/71059
18750 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
18751 nary before looking up or entering the expression into the VN
18753 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
18754 Make sure to re-use NARYs without result as inserted by
18757 2016-05-12 Richard Biener <rguenther@suse.de>
18759 PR tree-optimization/71062
18760 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
18762 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18763 vars_contains_restrict if the var is a restrict tag.
18764 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
18765 do not disambiguate pointers against it.
18766 (dump_points_to_solution): Re-structure and adjust for new
18767 vars_contains_restrict flag.
18768 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
18770 2016-05-12 Martin Liska <mliska@suse.cz>
18772 * doc/invoke.texi: Explain connection between
18773 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
18775 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
18777 PR tree-optimization/71006
18778 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
18779 consider COND_EXPR as a mask producer.
18781 2016-05-12 Marek Polacek <polacek@redhat.com>
18784 * opts.c (common_handle_option): Detect missing argument for --help^.
18786 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18789 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
18790 when popping the PC and within an interrupt handler routine.
18791 Add missing tab to output of "ldmfd".
18792 (output_return_instruction): Output LDMFD with SP update rather
18793 than POP when returning from interrupt handler.
18795 2016-05-12 Jakub Jelinek <jakub@redhat.com>
18797 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
18798 TARGET_64BIT && TARGET_AVX512DQ.
18799 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
18800 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
18801 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
18802 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
18803 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
18804 (*vec_extractv4si_zext): Add avx512dq alternative.
18805 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
18806 use v instead of x constraint in other alternatives where possible.
18808 * config/i386/sse.md (sse2_loadld): Use v instead of x
18809 constraint in alternatives 0,1,4.
18811 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
18812 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
18813 v constraints instead of x and <pinsr_evex_isa> isa attribute.
18816 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
18817 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
18818 is not emitted unless TARGET_AVX512BW.
18819 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
18820 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
18821 for the result operand.
18823 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
18824 constraint instead of x in avx alternatives. Use maybe_evex instead
18827 * config/i386/constraints.md (Yv): New constraint.
18828 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
18829 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
18830 * config/i386/i386.md (avx512fvecmode): New mode attr.
18831 (*pushtf): Use v constraint instead of x.
18832 (*movtf_internal): Likewise. For TARGET_AVX512VL and
18833 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
18834 (*absneg<mode>2): Use Yv constraint instead of x constraint.
18835 (*absnegtf2_sse): Likewise.
18836 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
18837 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
18838 avx512f alternatives.
18839 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
18841 2016-05-12 Richard Biener <rguenther@suse.de>
18843 PR tree-optimization/71060
18844 * tree-data-ref.c (initialize_data_dependence_relation): Do not
18845 require exact match of DR_BASE_OBJECT but only matching address and
18848 2016-05-12 Richard Biener <rguenther@suse.de>
18850 PR tree-optimization/70986
18851 * cfganal.c: Include cfgloop.h.
18852 (dfs_find_deadend): Prefer to take edges exiting loops.
18854 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18856 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
18857 compile and run time.
18859 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
18862 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
18864 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
18866 * config/i386/i386.c (legitimize_pic_address): Use
18867 copy_to_suggested_reg instead of gen_movsi.
18869 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18871 * config/rs6000/predicates.md (quad_memory_operand): Move most of
18872 the code into quad_address_p and call it to share code with
18873 vsx_quad_dform_memory_operand.
18874 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
18876 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
18877 bit instead of being a separate word. Split -mpower9-dform into
18878 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
18879 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
18880 for the register class supporting 128-bit quad word memory offsets.
18881 (mode_supports_vsx_dform_quad): Helper function to return if the
18882 register class uses quad word memory offsets.
18883 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
18884 (rs6000_debug_reg_global): Always print if we are using LRA or not.
18885 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
18886 instructions are enabled, set up the appropriate addr_masks for
18888 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
18889 -mpower9-dform-scalar, instead of -mpower9-dform.
18890 (rs6000_option_override_internal): Split -mpower9-dform into two
18891 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
18892 -mpower9-dform switch sets or clears both. If we are not using
18893 the LRA register allocator, do not enable -mpower9-dform-vector by
18894 default. If we are using LRA, enable -mpower9-dform-vector and
18895 -mvsx-timode if it is appropriate. Issue a warning if either
18896 -mpower9-dform-vector or -mvsx-timode are explicitly used without
18898 (quad_address_offset_p): New helper function to return if the
18899 offset is legal for quad word memory instructions.
18900 (quad_address_p): New function to determin if GPR or vector
18901 register quad word memory addresses are legal.
18902 (mem_operand_gpr): Validate quad word address offsets.
18903 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
18904 d-form (register + offset) instructions.
18905 (offsettable_ok_by_alignment): Likewise.
18906 (rs6000_legitimate_offset_address_p): Likewise.
18907 (legitimate_lo_sum_address_p): Likewise.
18908 (rs6000_legitimize_address): Likewise.
18909 (rs6000_legitimize_reload_address): Add more debug statements for
18911 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
18912 d-form instructions.
18913 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
18914 d-form instructions. Distinguish different cases in debug
18915 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
18916 d-form instructions.
18917 (rs6000_preferred_reload_class): Likewise.
18918 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
18919 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
18920 of the ISA 2.06 indexed memory instructions.
18921 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
18922 use them to save/restore the saved vector registers instead of
18923 using Altivec instructions.
18924 (rs6000_emit_epilogue): Likewise.
18925 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
18926 (rs6000_opt_masks): Split -mpower9-dform into
18927 -mpower9-dform-scalar and -mpower9-dform-vector.
18928 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
18930 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
18931 ISA 3.0 vector indexed memory instructions, and fold the code into
18932 the normal mov<mode> patterns.
18933 (p9_vecstore_<mode>): Likewise.
18934 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
18936 (vsx_movti_64bit): Likewise.
18937 (vsx_movti_32bit): Likewise.
18938 * config/rs6000/constraints.md (wO constraint): New constraint for
18939 ISA 3.0 vector d-form support.
18940 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
18941 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
18942 include -mpower9-dform-vector until we switch over to LRA.
18943 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
18944 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
18945 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
18946 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18947 for -mpower9-dform and -mlra.
18948 * doc/md.texi (wO constraint): Document wO constraint.
18950 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
18952 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
18953 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
18954 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
18955 Move handling of non-insn arguments inline into the sole user:
18956 (output_trans_func): ...here.
18957 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
18958 in emitted function prototype.
18959 (output_internal_insn_latency_func): Ditto. Simplify.
18960 (output_internal_maximal_insn_latency_func): Ditto. Delete
18961 always-unused argument.
18962 (output_insn_latency_func): Ditto.
18963 (output_maximal_insn_latency_func): Ditto.
18965 2016-05-11 Richard Biener <rguenther@suse.de>
18967 PR tree-optimization/71055
18968 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
18969 sth with precision not equal to access size verify we don't chop
18972 2016-05-11 Richard Biener <rguenther@suse.de>
18975 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
18976 (dwarf2out_finish): Move retry_incomplete_types call ...
18977 (dwarf2out_early_finish): ... here.
18979 2016-05-11 Richard Biener <rguenther@suse.de>
18981 PR middle-end/71002
18982 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
18983 if the langhook insists on it.
18984 * fold-const.c (make_bit_field_ref): Add arg for the original
18985 reference and preserve its alias-set.
18986 (decode_field_reference): Take exp by reference and adjust it
18987 to the original memory reference.
18988 (optimize_bit_field_compare): Adjust callers.
18989 (fold_truth_andor_1): Likewise.
18990 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
18992 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
18994 PR middle-end/70807
18995 * cfgrtl.h (delete_insn_and_edges): Now return bool.
18996 * cfgrtl.c (delete_insn_and_edges): Likewise.
18997 * config/i386/i386.c (convert_scalars_to_vector): Remove
18999 * cse.c (cse_insn): Compute cse_cfg_altered.
19000 (delete_trivially_dead_insns): Likewise.
19001 (cse_cc_succs): Likewise.
19002 (rest_of_handle_cse): Free dominance info if required.
19003 (rest_of_handle_cse2): Likewise.
19004 (rest_of_handle_cse_after_global_opts): Likewise.
19006 2016-05-11 Alan Modra <amodra@gmail.com>
19008 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
19009 abi_v4_pass_in_fpr): New functions.
19010 (rs6000_function_arg_boundary): Exclude complex IBM long double
19011 from 64-bit alignment when ABI_V4.
19012 (rs6000_function_arg, rs6000_function_arg_advance_1,
19013 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
19015 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
19017 PR rtl-optimization/71028
19018 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
19019 jump with just a return in the fallthrough block if the branch
19020 block contains just a return as well.
19022 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
19024 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
19025 * match.pd ((X & Y) ^ Y): ... this.
19026 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
19027 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
19029 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19031 * read-md.c (require_char_ws): New function.
19032 (read_string): Simplify using require_char_ws.
19033 (handle_constants): Likewise.
19034 (handle_enum): Likewise.
19035 (handle_file): Likewise.
19036 * read-md.h (require_char_ws): New declaration.
19037 * read-rtl.c (read_conditions): Simplify using require_char_ws.
19038 (read_mapping): Likewise.
19039 (read_rtx_code): Likewise.
19040 (read_nested_rtx): Likewise.
19042 2016-05-10 James Norris <jnorris@codesourcery.com>
19044 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
19045 if offloading is enabled and -fopenacc or -fopenmp is specified.
19046 (CRTOFFLOADEND): Likewise.
19047 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
19048 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
19050 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
19052 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
19053 gotoff_operand code paths. Use copy_to_suggested_regs and
19054 expand_simple_binop where appropriate. Cleanup.
19056 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19059 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
19061 (dimode_scalar_chain::vector_const_cost): New.
19062 (dimode_scalar_chain::compute_convert_gain): Handle constants.
19063 (dimode_scalar_chain::convert_op): Likewise.
19064 (dimode_scalar_chain::convert_insn): Likewise.
19066 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19068 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
19069 unary operation, not a binary one.
19071 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19073 PR middle-end/70877
19074 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
19075 calls with type casted fndecl.
19077 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19079 PR tree-optimization/70786
19080 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
19081 * calls.c (initialize_argument_information): Bind bounds
19082 with corresponding args passed by reference.
19084 2016-05-10 Jakub Jelinek <jakub@redhat.com>
19087 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
19088 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
19089 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
19092 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19095 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
19096 code for a zero scale factor.
19097 (vsx_xvcvdpuxds_scale): Likewise.
19099 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19101 * diagnostic-show-locus.c (layout::layout): Call show_ruler
19102 if show_ruler_p was set on the context.
19103 (layout::show_ruler): New method.
19104 * diagnostic.h (struct diagnostic_context): Add field
19107 2016-05-10 Richard Biener <rguenther@suse.de>
19109 PR tree-optimization/71039
19110 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
19111 (chk_uses): New function.
19112 (propagate_with_phi): Verify we can safely replicate the lhs of an
19113 aggregate assignment on all incoming edges.
19115 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
19117 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
19119 (rx_atomic_sequence): New class.
19120 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
19121 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
19123 (rx_atomic_sequence::rx_atomic_sequence,
19124 rx_atomic_sequence::~rx_atomic_sequence): New functions.
19125 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
19126 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
19127 CTRLREG_INTB): New constants.
19128 (FETCHOP): New code iterator.
19129 (fethcop_name, fetchop_name2): New iterator code attributes.
19130 (QIHI): New mode iterator.
19131 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
19132 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
19133 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
19135 2016-05-10 Martin Liska <mliska@suse.cz>
19137 * tree-inline.c (remap_dependence_clique): Do not remap
19138 debugging statements.
19140 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19142 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
19143 ("*fixuns_truncdfdi2_z13")
19144 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
19145 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
19146 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
19148 2016-05-10 Richard Biener <rguenther@suse.de>
19150 PR tree-optimization/70497
19151 PR tree-optimization/28367
19152 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
19154 (visit_reference_op_load): ... here.
19155 (vn_reference_lookup_3): Use it to handle subreg-like accesses
19156 with simplified BIT_FIELD_REFs.
19157 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
19158 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
19161 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19163 * dwarf2out.c (add_abstract_origin_attribute): Adjust
19164 documentation comment. For BLOCK nodes, add a
19165 DW_AT_abstract_origin attribute that points to the DIE generated
19166 for the origin BLOCK.
19167 (gen_lexical_block_die): Call add_abstract_origin_attribute for
19168 blocks from inlined functions.
19170 2016-05-10 Alan Modra <amodra@gmail.com>
19173 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
19174 regrename modifying insns saving lr before __morestack call.
19175 * config/rs6000/rs6000.md (split_stack_return): Similarly for
19176 insns restoring lr after __morestack call.
19178 2016-05-09 Jakub Jelinek <jakub@redhat.com>
19180 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
19181 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
19183 * config/i386/sse.md (vec_interleave_high<mode>,
19184 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
19185 <avx512>_vpermt2var<mode>3_maskz): Likewise.
19187 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
19189 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
19190 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
19191 parallel reassociation for power8 and forward.
19193 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
19195 * config/i386/i386.md (absneg splitters with general regs): Use
19196 general_reg_operand predicate.
19197 (btsq peephole2): Use x86_64_immediate_operand to check if new
19198 value is suitable for immediate operand. Generate emitted insn
19199 using RTL expressions.
19200 (btcq peephole2): Ditto.
19201 (btrq peephole2): Ditto. Generate correct immediate operand
19204 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19206 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
19209 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19211 * tree-affine.c (wide_int_constant_multiple_p): Add missing
19212 pointer dereference.
19214 2016-05-09 Richard Biener <rguenther@suse.de>
19216 PR tree-optimization/70985
19217 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
19218 op0 isn't a gimple register.
19220 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
19222 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
19223 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
19224 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
19225 (i6400_fpu_mult): New cpu units.
19226 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
19227 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
19228 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
19229 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
19230 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
19231 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
19232 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
19233 (i6400_msa_long_float4, i6400_msa_long_float5)
19234 (i6400_msa_long_float8, i6400_msa_fdiv_df)
19235 (i6400_msa_fdiv_sf): New reservations.
19236 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
19237 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
19238 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
19239 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
19240 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
19241 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
19242 (msa_short_cmp, msa_short_float2, msa_short_logic3)
19243 (msa_short_store4, msa_long_load, msa_short_store)
19244 (msa_long_logic, msa_long_float2, msa_long_float4)
19245 (msa_long_float5, msa_long_float8, msa_long_mult)
19246 (msa_long_fdiv, msa_long_div): New reservations.
19248 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
19249 Sameera Deshpande <sameera.deshpande@imgtec.com>
19250 Matthew Fortune <matthew.fortune@imgtec.com>
19251 Graham Stott <graham.stott@imgtec.com>
19252 Chao-ying Fu <chao-ying.fu@imgtec.com>
19254 * config.gcc: Add MSA header file for mips*-*-* target.
19255 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
19256 (Ubv8i, Urv8): New constraints.
19257 * config/mips/mips-ftypes.def: Add function types for MSA
19259 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
19260 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
19261 * config/mips/mips-msa.md: New file.
19262 * config/mips/mips-protos.h
19263 (mips_split_128bit_const_insns): New prototype.
19264 (mips_msa_idiv_insns): Likewise.
19265 (mips_split_128bit_move): Likewise.
19266 (mips_split_128bit_move_p): Likewise.
19267 (mips_split_msa_copy_d): Likewise.
19268 (mips_split_msa_insert_d): Likewise.
19269 (mips_split_msa_fill_d): Likewise.
19270 (mips_expand_msa_branch): Likewise.
19271 (mips_const_vector_same_val_p): Likewise.
19272 (mips_const_vector_same_bytes_p): Likewise.
19273 (mips_const_vector_same_int_p): Likewise.
19274 (mips_const_vector_shuffle_set_p): Likewise.
19275 (mips_const_vector_bitimm_set_p): Likewise.
19276 (mips_const_vector_bitimm_clr_p): Likewise.
19277 (mips_msa_vec_parallel_const_half): Likewise.
19278 (mips_msa_output_division): Likewise.
19279 (mips_ldst_scaled_shift): Likewise.
19280 (mips_expand_vec_cond_expr): Likewise.
19281 * config/mips/mips.c (enum mips_builtin_type): Add
19282 MIPS_BUILTIN_MSA_TEST_BRANCH.
19283 (mips_gen_const_int_vector_shuffle): New prototype.
19284 (mips_const_vector_bitimm_set_p): New function.
19285 (mips_const_vector_bitimm_clr_p): Likewise.
19286 (mips_const_vector_same_val_p): Likewise.
19287 (mips_const_vector_same_bytes_p): Likewise.
19288 (mips_const_vector_same_int_p): Likewise.
19289 (mips_const_vector_shuffle_set_p): Likewise.
19290 (mips_symbol_insns): Forbid loading symbols via immediate for
19292 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
19294 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
19296 (mips_lx_address_p): Add support load indexed address for MSA.
19297 (mips_address_insns): Add calculation of instructions needed for
19298 stores and loads for MSA.
19299 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
19300 CONST_VECTOR for MSA and let it fall through.
19301 (mips_ldst_scaled_shift): New function.
19302 (mips_subword_at_byte): Likewise.
19303 (mips_msa_idiv_insns): Likewise.
19304 (mips_legitimize_move): Validate MSA moves.
19305 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
19306 calculation of costs for MSA division.
19307 (mips_split_move_p): Check if MSA moves need splitting.
19308 (mips_split_move): Split MSA moves if necessary.
19309 (mips_split_128bit_move_p): New function.
19310 (mips_split_128bit_move): Likewise.
19311 (mips_split_msa_copy_d): Likewise.
19312 (mips_split_msa_insert_d): Likewise.
19313 (mips_split_msa_fill_d): Likewise.
19314 (mips_output_move): Handle MSA moves.
19315 (mips_expand_msa_branch): New function.
19316 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
19317 Reinstate 'y' modifier.
19318 (mips_file_start): Add MSA .gnu_attribute.
19319 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
19321 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
19322 (mips_class_max_nregs): Add register size for MSA supported mode.
19323 (mips_cannot_change_mode_class): Allow conversion between MSA
19324 vector modes and TImode.
19325 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
19327 (mips_secondary_reload_class): Force MSA loads/stores via memory.
19328 (mips_preferred_simd_mode): Add preffered modes for MSA.
19329 (mips_vector_mode_supported_p): Add MSA supported modes.
19330 (mips_autovectorize_vector_sizes): New function.
19331 (mips_msa_output_division): Likewise.
19332 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
19333 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
19334 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
19335 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
19336 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
19337 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
19338 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
19339 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
19340 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
19341 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
19342 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
19343 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
19344 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
19345 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
19346 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
19347 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
19348 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
19349 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
19350 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
19351 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
19352 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
19353 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
19354 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
19355 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
19356 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
19357 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
19358 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
19359 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
19360 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
19361 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
19362 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
19363 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
19364 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
19365 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
19366 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
19367 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
19368 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
19369 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
19370 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
19371 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
19372 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
19373 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
19374 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
19375 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
19376 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19377 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19378 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19379 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19380 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19381 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19382 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19383 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19384 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
19385 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
19386 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
19387 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
19388 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
19389 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
19390 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
19391 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
19392 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
19393 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
19394 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
19395 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
19396 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
19397 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
19398 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
19399 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
19400 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
19401 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
19402 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
19403 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
19404 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
19405 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
19406 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
19407 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
19408 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
19409 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
19410 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
19411 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
19412 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
19413 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
19414 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
19415 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
19416 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
19417 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
19418 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
19419 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
19420 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
19421 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
19422 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
19423 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
19424 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
19425 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
19426 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
19427 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
19428 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
19429 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
19430 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
19431 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
19432 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
19433 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
19434 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
19435 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
19436 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
19437 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
19438 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
19439 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
19440 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
19441 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
19442 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
19443 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
19444 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
19445 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
19446 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
19447 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
19448 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
19449 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
19450 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
19451 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
19452 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
19453 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
19454 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
19455 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
19456 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
19457 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
19458 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
19459 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
19460 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
19461 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
19462 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
19463 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
19464 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
19465 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
19466 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
19467 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
19468 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
19469 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
19470 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
19471 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
19472 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
19473 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
19474 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
19475 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
19476 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
19477 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
19478 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
19479 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
19480 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
19481 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
19482 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
19484 (mips_get_builtin_decl_index): New array.
19485 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
19486 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
19487 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
19488 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
19489 (mips_init_builtins): Initialize mips_get_builtin_decl_index
19491 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
19493 (mips_expand_builtin_insn): Prepare operands for
19494 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
19495 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
19496 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
19497 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
19498 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
19499 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
19500 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
19501 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
19502 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
19503 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
19504 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
19505 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
19506 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
19507 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
19508 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
19509 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
19510 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
19511 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
19512 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
19513 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
19514 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
19515 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
19516 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
19517 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
19518 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
19519 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
19520 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
19521 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
19522 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
19523 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
19524 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
19525 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
19526 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
19527 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
19528 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
19529 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
19530 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
19531 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
19532 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
19533 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
19534 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
19535 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
19536 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
19537 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
19538 These are set implicitly and an error is reported if overridden.
19539 (mips_expand_builtin_msa_test_branch): New function.
19540 (mips_expand_msa_shuffle): Likewise.
19541 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
19542 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
19543 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
19544 (mips_expand_vec_unpack): Add support for MSA.
19545 (mips_expand_vector_init): Likewise.
19546 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
19547 instead of const0_rtx.
19548 (mips_msa_vec_parallel_const_half): New function.
19549 (mips_gen_const_int_vector): Likewise.
19550 (mips_gen_const_int_vector_shuffle): Likewise.
19551 (mips_expand_msa_cmp): Likewise.
19552 (mips_expand_vec_cond_expr): Likewise.
19553 * config/mips/mips.h
19554 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
19555 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
19557 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
19558 (ISA_HAS_MSA): New macro.
19559 (UNITS_PER_MSA_REG): Likewise.
19560 (BITS_PER_MSA_REG): Likewise.
19561 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
19562 (MSA_REG_FIRST): New macro.
19563 (MSA_REG_LAST): Likewise.
19564 (MSA_REG_NUM): Likewise.
19565 (MSA_REG_P): Likewise.
19566 (MSA_REG_RTX_P): Likewise.
19567 (MSA_SUPPORTED_MODE_P): Likewise.
19568 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
19569 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
19570 * config/mips/mips.md: Include mips-msa.md.
19571 (alu_type): Add simd_add.
19572 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
19573 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
19574 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
19575 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
19576 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
19577 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
19578 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
19579 simd_move, simd_load, simd_store. Choose "multi" for moves
19581 (qword_mode): New attribute.
19582 (insn_count): Add instruction count for quad moves.
19583 Increase the count for MIPS SIMD division.
19584 (UNITMODE): Add UNITMODEs for vector types.
19585 (addsub): New code iterator.
19586 * config/mips/mips.opt (mmsa): New option.
19587 * config/mips/msa.h: New file.
19588 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
19590 * config/mips/mti-linux.h: Likewise.
19591 * config/mips/predicates.md
19592 (const_msa_branch_operand): New constraint.
19593 (const_uimm3_operand): Likewise.
19594 (const_uimm4_operand): Likewise.
19595 (const_uimm5_operand): Likewise.
19596 (const_uimm8_operand): Likewise.
19597 (const_imm5_operand): Likewise.
19598 (aq10b_operand): Likewise.
19599 (aq10h_operand): Likewise.
19600 (aq10w_operand): Likewise.
19601 (aq10d_operand): Likewise.
19602 (const_m1_operand): Likewise.
19603 (reg_or_m1_operand): Likewise.
19604 (const_exp_2_operand): Likewise.
19605 (const_exp_4_operand): Likewise.
19606 (const_exp_8_operand): Likewise.
19607 (const_exp_16_operand): Likewise.
19608 (const_vector_same_val_operand): Likewise.
19609 (const_vector_same_simm5_operand): Likewise.
19610 (const_vector_same_uimm5_operand): Likewise.
19611 (const_vector_same_uimm6_operand): Likewise.
19612 (const_vector_same_uimm8_operand): Likewise.
19613 (par_const_vector_shf_set_operand): Likewise.
19614 (reg_or_vector_same_val_operand): Likewise.
19615 (reg_or_vector_same_simm5_operand): Likewise.
19616 (reg_or_vector_same_uimm6_operand): Likewise.
19617 * doc/extend.texi (MIPS SIMD Architecture Functions): New
19619 * doc/invoke.texi (-mmsa): Document new option.
19621 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19623 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
19624 * configure: Regenerate.
19625 * config.in: Regenerate.
19626 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
19627 on -fvtable-verify.
19628 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
19629 (ENDFILE_VTV_SPEC): Define.
19631 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
19633 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
19634 registers in all interrupt handlers if necessary.
19635 (rl78_option_override): Add warning.
19636 (MUST_SAVE_MDUC_REGISTERS): New macro.
19637 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
19638 * config/rl78/rl78.c (check_mduc_usage): New function.
19639 (mduc_regs): New structure to hold MDUC register data.
19640 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
19641 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
19642 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
19643 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
19644 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
19645 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
19647 2016-05-09 Bin Cheng <bin.cheng@arm.com>
19649 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
19650 (tree-ssa-loop-niter.h): Ditto.
19651 (idx_within_array_bound, ref_within_array_bound): New functions.
19652 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
19653 Factor out check on writable base object to ...
19654 (base_object_writable): ... here.
19656 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19658 * config/arm/arm.md (probe_stack): Add modes to set source
19661 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
19663 * regrename.c (base_reg_class_for_rename): New static function.
19664 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
19666 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
19668 * cgraph.c (thunk_adjust): Export.
19669 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
19670 * cgraphunit.c (thunk_adjust): Export.
19671 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
19673 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
19675 * tree-inline.c (expand_call_inline): Expand thunks inline.
19677 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
19680 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
19681 (*sse2_vd_cvtss2sd): Ditto.
19682 * config/i386/i386.md
19683 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
19684 Generate *sse2_vd_cvtsd2ss pattern.
19685 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
19686 Generate *sse2_vd_cvtss2sd pattern.
19688 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19690 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
19691 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
19694 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19696 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
19697 * config/sh/sh.c: Define and declare variables on first use throughout
19699 (current_function_interrupt): Change to bool type.
19700 (frame_insn): Rename to emit_frame_insn and update users.
19701 (push_regs): Use bool for 'interrupt_handler' argument.
19702 (save_schedule_s): Remove.
19703 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
19704 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
19705 targetm.asm_out.unaligned_op.di.
19706 (gen_far_branch): Remove redundant forward declaration.
19707 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
19708 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
19709 (sh_set_return_address, sh_function_ok_for_sibcall,
19710 scavenge_reg): Update comments.
19711 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
19712 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
19713 (sh_attr_renesas_p): Remove unnecessary parentheses.
19714 (branch_dest): Simplify.
19715 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
19716 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
19717 (CUMULATIVE_ARGS): Change macro to typedef.
19718 (current_function_interrupt): Change to bool type.
19719 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
19720 Surround with __cplusplus ifdef.
19721 (sh_compare_op0, sh_compare_op1): Remove.
19722 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
19724 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
19726 * config/arm/arm.md: (arch): Add neon.
19727 (arch_enabled): Return yes for arch neon when TARGET_NEON.
19728 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
19729 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
19730 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
19731 attributes for alt renumbering. Mark alt 3 as non-predicable.
19732 (thumb2_movdf_vfp): Likewise.
19734 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
19736 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
19737 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
19738 (*andqi_1): Add preferred_for_speed attribute to disparage
19739 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
19740 (*<code>qi_1): Ditto.
19741 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
19742 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
19743 (*ashlqi3_1): Ditto.
19744 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
19745 Add preferred_for_size attribute to disparage alternative 0 and
19746 preferred_for_speed attribute to disparage alternative 1 for
19747 TARGET_PARTIAL_REG_STALL targets.
19749 2016-05-07 Tom de Vries <tom@codesourcery.com>
19751 PR tree-optimization/70956
19752 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
19755 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
19757 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
19758 * config/sh/sh.c (sh_cbranch_distance): Implement it.
19759 * config/sh/sh.md (branch_zero): Remove define_attr.
19760 (define_delay): Disable delay slot if branch distance is one insn.
19762 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19764 * config/i386/i386.md (LEAMODE): New mode attribute.
19765 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
19766 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
19767 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
19768 operand 2 predicate.
19769 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
19770 (*lea<mode>_general_3): Ditto.
19771 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
19773 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19775 * genmddump.c (main): Convert argv from char ** to const char **.
19777 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19779 * coretypes.h (OVERRIDE): New macro.
19780 (FINAL): New macro.
19782 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
19784 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
19785 allow coalescing if the types are compatible.
19787 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19789 * pass_manager.h (pass_manager::register_pass_name): New method.
19790 (pass_manager::get_pass_by_name): New method.
19791 (pass_manager::create_pass_tab): New method.
19792 (pass_manager::m_name_to_pass_map): New field.
19793 * passes.c (name_to_pass_map): Delete global in favor of field
19794 "m_name_to_pass_map" of pass_manager.
19795 (register_pass_name): Rename from a function to...
19796 (pass_manager::register_pass_name): ...this method, updating
19797 for renaming of global "name_to_pass_map" to field
19798 "m_name_to_pass_map".
19799 (create_pass_tab): Rename from a function to...
19800 (pass_manager::create_pass_tab): ...this method, updating
19801 for renaming of global "name_to_pass_map" to field.
19802 (get_pass_by_name): Rename from a function to...
19803 (pass_manager::get_pass_by_name): ...this method.
19804 (enable_disable_pass): Convert use of get_pass_by_name to
19805 a method call, locating the pass_manager singleton.
19807 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19809 * genattr-common.c (main): Convert argv from char ** to const char **.
19810 * genattr.c (main): Likewise.
19811 * genattrtab.c (main): Likewise.
19812 * genautomata.c (initiate_automaton_gen): Likewise.
19814 * gencodes.c (main): Likewise.
19815 * genconditions.c (main): Likewise.
19816 * genconfig.c (main): Likewise.
19817 * genconstants.c (main): Likewise.
19818 * genemit.c (main): Likewise.
19819 * genenums.c (main): Likewise.
19820 * genextract.c (main): Likewise.
19821 * genflags.c (main): Likewise.
19822 * genmddeps.c (main): Likewise.
19823 * genopinit.c (main): Likewise.
19824 * genoutput.c (main): Likewise.
19825 * genpeep.c (main): Likewise.
19826 * genpreds.c (main): Likewise.
19827 * genrecog.c (main): Likewise.
19828 * gensupport.c (init_rtx_reader_args_cb): Likewise.
19829 (init_rtx_reader_args): Likewise.
19830 * gensupport.h (init_rtx_reader_args_cb): Likewise.
19831 (init_rtx_reader_args): Likewise.
19832 * gentarget-def.c (main): Likewise.
19833 * read-md.c (read_md_files): Likewise.
19834 * read-md.h (read_md_files): Likewise.
19836 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19838 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
19839 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
19840 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
19841 Remove unused predicate.
19842 (register_and_not_fp_reg_operand): Ditto.
19844 2016-05-06 Martin Liska <mliska@suse.cz>
19846 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
19847 instead of vec as the vector is local to the function.
19849 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19851 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
19852 avx512bw alternative.
19854 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
19855 before the ashr<mode>3 pattern.
19857 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
19858 v instead of x in vex or maybe_vex alternatives, use
19859 maybe_evex instead of vex in prefix.
19861 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
19862 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
19863 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
19864 in vex or maybe_vex alternatives, use maybe_evex instead of vex
19867 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
19868 v instead of x in vex or maybe_vex alternatives, use
19869 maybe_evex instead of vex in prefix.
19871 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
19872 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
19873 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
19874 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
19875 alternatives, use maybe_evex instead of vex in prefix.
19877 * config/i386/sse.md (vec_interleave_lowv4sf,
19878 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
19879 v instead of x in vex or maybe_vex alternatives, use
19880 maybe_evex instead of vex in prefix.
19882 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
19883 v instead of x in vex or maybe_vex alternatives, use
19884 maybe_evex instead of vex in prefix.
19886 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
19887 v constraint instead of x.
19889 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
19891 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
19892 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
19895 2016-05-06 Richard Biener <rguenther@suse.de>
19897 PR tree-optimization/70948
19898 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
19899 Properly clobber all fields of va_list for __builtin_va_start.
19901 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
19904 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
19905 loop latch destination.
19907 2016-05-06 Martin Liska <mliska@suse.cz>
19909 * tree-ssa-uninit.c: Apply manual changes
19910 to the GNU coding style.
19911 (prune_uninit_phi_opnds): Rename from
19912 prune_uninit_phi_opnds_in_unrealizable_paths.
19914 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19916 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
19917 mspace): Remove deprecated options.
19918 * doc/invoke.texi (SH options): Remove -mspace.
19920 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19922 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
19924 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19926 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
19927 corresponding combine split pattern.
19929 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19932 * config/sh/predicates.md (long_displacement_mem_operand): New.
19933 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
19934 Add movi20, movi20s alternatives. Adjust length attribute for
19936 (movsi_ie): Allow for any FPU. Adjust length attribute for
19938 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
19939 attribute for alternatives.
19940 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
19941 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
19942 length attribute for alternatives.
19944 2016-05-06 Richard Biener <rguenther@suse.de>
19946 PR tree-optimization/70960
19947 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
19949 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19952 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
19953 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
19955 2016-05-06 Marek Polacek <polacek@redhat.com>
19958 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
19960 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19963 * config/sh/sh.md (*rotcr): Add another variant.
19965 2016-05-06 Richard Biener <rguenther@suse.de>
19967 PR middle-end/70931
19968 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
19970 2016-05-06 Richard Biener <rguenther@suse.de>
19972 PR middle-end/70941
19973 * fold-const.c (split_tree): Always convert to the original type
19976 2016-05-06 Richard Biener <rguenther@suse.de>
19978 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
19979 (fwprop_addr): Likewise.
19981 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19984 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
19986 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
19987 * config/i386/i386.md (push mem splitter): Use find_constant_src in
19988 the splitter condition.
19989 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
19990 the splitter condition.
19991 (FP float_extend load splitter): Ditto.
19993 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
19995 * config/i386/i386.md (peehole2 patterns): Change true_regnum
19996 to REGNO in all peephole2 patterns.
19997 (post-reload splitters): Change true_regnum to REGNO in
19998 post-reload splitters.
19999 (zero_extend splitters): Use general_reg_operand and
20000 nonimmediate_gr_operand predicates.
20002 2016-05-05 Jakub Jelinek <jakub@redhat.com>
20004 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
20005 v constraint instead of x.
20007 2016-05-05 Alan Modra <amodra@gmail.com>
20010 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
20011 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
20012 TARGET_NO_FP_IN_TOC for -mrelocatable.
20013 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
20014 TARGET_RELOCATABLE test.
20015 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20016 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20017 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20018 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20019 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20020 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20021 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20022 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20023 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
20024 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20026 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
20027 (rs6000_stack_info): Likewise.
20028 (rs6000_elf_asm_out_constructor): Likewise.
20029 (rs6000_elf_asm_out_destructor): Likewise.
20030 (rs6000_elf_declare_function_name): Likewise.
20031 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
20032 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
20035 2016-05-05 Alan Modra <amodra@gmail.com>
20037 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
20039 2016-05-05 Alan Modra <amodra@gmail.com>
20041 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
20042 out-of-line gpr restore for one or two regs if that would add
20045 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
20048 * config/i386/i386.md
20049 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
20050 Change to post-epilogue_completed late splitter. Use sse_reg_operand
20051 as operand 0 predicate.
20052 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
20054 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
20055 Ditto. Emit the pattern using RTX.
20057 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
20058 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
20059 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
20060 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
20062 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
20063 sse_reg_operand as operand 0 predicate.
20065 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
20066 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
20067 instead of gen_rtx_REG.
20068 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
20071 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20073 * function.c (emit_use_return_register_into_block): Delete.
20074 (gen_return_pattern): Delete.
20075 (emit_return_into_block): Delete.
20076 (active_insn_between): Delete.
20077 (convert_jumps_to_returns): Delete.
20078 (emit_return_for_exit): Delete.
20079 (thread_prologue_and_epilogue_insns): Delete all code dealing with
20080 simple_return for shrink-wrapped blocks.
20081 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
20082 end of blocks that need one.
20083 (get_unconverted_simple_return): Delete.
20084 (convert_to_simple_return): Delete.
20085 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
20086 (convert_to_simple_return): Ditto.
20088 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20090 * cfgcleanup.c (bb_is_just_return): New function.
20091 (try_optimize_cfg): Simplify jumps to return, branches to return,
20092 and branches around return.
20094 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20096 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
20097 branch to a return.
20099 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20103 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
20104 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
20105 assert flags & OEP_HASH_CHECK, instead of asserting it
20106 never happens. Handle TARGET_EXPR.
20107 * fold-const.c (operand_equal_p): For hash verification,
20108 or in OEP_HASH_CHECK into flags.
20110 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
20112 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
20114 (compute_samebase_partition_bases): Fix typo.
20116 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20118 * config/i386/sse.md (vec_interleave_highv8sf,
20119 vec_interleave_lowv8sf, vec_interleave_highv4df,
20120 vec_interleave_lowv4df): Remove constraints from expanders.
20122 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
20124 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20126 * tree-inline.c (expand_call_inline): Fix path dealing with
20127 making lhs of call statement undefined.
20129 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20131 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
20132 Check availability on NODE, too.
20133 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
20134 (cgraph_node::call_for_symbol_and_aliases): Likewise.
20135 (varpool_node::call_for_symbol_and_aliase): Likewise.
20136 * ipa-pure-const.c (add_new_function): Analyze all bodies.
20137 (propagate_pure_const): Propagate across interposable functions, too.
20138 (skip_function_for_local_pure_const): Do not skip interposable bodies
20140 (pass_local_pure_const::execute): Update.
20142 2016-05-04 Marek Polacek <polacek@redhat.com>
20144 * doc/invoke.texi: Document -Wdangling-else.
20146 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
20148 * config.gcc: Error out when conflicting multilib is detected. Do not
20149 loop over multilibs since no combination is legal.
20151 2016-05-04 Alan Modra <amodra@gmail.com>
20153 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
20154 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
20155 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20158 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
20160 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
20161 Clean up p5600 comments.
20163 2016-05-04 Richard Biener <rguenther@suse.de>
20165 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
20166 constructor simplifications.
20167 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
20169 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
20171 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
20172 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
20173 result.set_rtx is null instead of aborting.
20174 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
20176 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
20177 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
20178 *mov<mode>_store_postinc): New patterns.
20180 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
20182 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
20183 as commutative. Check both conversions are NOP.
20184 ((A & B) OP (C & B)): Remove.
20186 2016-05-04 Alan Modra <amodra@gmail.com>
20188 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
20190 2016-05-04 Alan Modra <amodra@gmail.com>
20193 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
20194 when cr2,3,4 are all fixed regs.
20196 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
20198 PR rtl-optimization/57193
20199 * opts.c (default_options_table): Revert OPT_frename_registers change.
20200 * doc/invoke.texi (-frename-registers, -O2): Likewise.
20202 2016-05-03 Martin Sebor <msebor@redhat.com>
20205 * builtins.c (fold_builtin_FILE): New function.
20206 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
20207 (fold_builtin_0): Call them.
20208 * gimplify.c (gimplify_call_expr): Remove the handling of
20209 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
20212 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
20213 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
20217 * doc/extend.texi (Function Names as Strings): Update __func__,
20218 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
20221 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20222 Richard Biener <rguenther@suse.de>
20224 PR tree-optimization/70916
20225 * tree-if-conv.c: Include cfganal.h.
20226 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
20227 and remove_fake_exit_edges around the optimization pass.
20229 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
20231 * cgraph.c (symbol_table::create_edge): Set inline_failed.
20232 (cgraph_edge::make_direct): Likewise.
20233 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
20234 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
20235 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
20236 (CIF_THUNK): New code.
20237 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
20238 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
20239 (compute_inline_parameters): Set inline_failed for thunks.
20240 (inline_analyze_function): Cleanup.
20241 * ipa-inline.c (can_inline_edge_p): Do not deal with
20242 call_stmt_cannot_inline_p.
20243 (can_early_inline_edge_p): Likewise.
20244 (early_inliner): Initialize inline_failed.
20245 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
20247 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
20249 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
20250 from nonimm_ssenomem_operand.
20251 (nonimm_ssenomem_operand): New predicate.
20252 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
20253 as operand 0 predicate.
20254 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
20255 Disable unsupported alternatives using "enabled" attribute.
20256 Use register_ssemem_operand as operand 0 predicate.
20257 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
20259 2016-05-03 Marek Polacek <polacek@redhat.com>
20262 * input.c (expansion_point_location): New function.
20263 * input.h (expansion_point_location): Declare.
20265 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
20267 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
20268 occurence with frame_offset_ ones.
20270 2016-05-03 Alan Modra <amodra@gmail.com>
20272 PR rtl-optimization/70890
20273 * ira.c (combine_and_move_insns): When moving def_insn, remove
20274 equivs on use_insn.
20276 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
20278 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
20279 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
20280 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
20281 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
20283 2016-05-03 Alan Modra <amodra@gmail.com>
20285 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
20286 for SAVE_MULTIPLE/STORE_MULTIPLE.
20288 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20290 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
20291 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
20293 2016-05-03 Richard Biener <rguenther@suse.de>
20295 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
20297 (gimplify_arg): Likewise.
20298 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
20299 re-writing the result to a decl if required.
20300 (internal_get_tmp_var): Add allow_ssa parameter
20301 and override into_ssa with it.
20302 (get_formal_tmp_var): Adjust.
20303 (get_initialized_tmp_var): Add allow_ssa parameter.
20304 (gimplify_arg): Add allow_ssa parameter and avoid generating
20305 SSA names for the result false.
20306 (gimplify_call_expr): If the call may return twice do not
20307 gimplify parameters into SSA.
20308 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
20309 (gimplify_modify_expr): Adjust assert. For noreturn calls
20310 with a SSA name LHS adjust its def.
20311 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
20312 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
20313 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
20314 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
20315 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
20316 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
20317 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
20318 (optimize_target_teams): Do not allow SSA names for clause operands.
20319 (gimplify_expr): Likewise for where we mark the result addressable.
20320 * passes.def (pass_init_datastructures): Remove.
20321 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
20322 (rewrite_stmt): Likewise.
20323 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
20324 (replace_locals_op): Replace SSA names.
20325 (copy_gimple_seq_and_replace_locals): Init src_cfun.
20326 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
20327 * cgraph.c (release_function_body): Free CFG annotations only
20328 when we have a CFG. Simplify.
20329 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
20330 force_gimple_operand instead of get_initialized_tmp_var.
20331 * tree-pass.h (make_pass_init_datastructures): Remove.
20332 * tree-ssa.c (execute_init_datastructures): Remove.
20333 (pass_data_init_datastructures): Likewise.
20334 (class pass_init_datastructures): Likewise.
20335 (make_pass_init_datastructures): Likewise.
20336 * omp-low.c (create_omp_child_function): Init SSA data structures.
20337 (grid_expand_target_grid_body): Likewise.
20338 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
20339 name before adding it to names_to_release.
20340 (remove_bb): Always release SSA defs.
20341 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
20342 before dereferencing it.
20343 * cgraphunit.c (init_lowered_empty_function): Always
20344 int SSA data structures.
20345 * tree-ssanames.c (release_defs): Remove assert that we are in
20347 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
20349 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20350 Uros Bizjak <ubizjak@gmail.com>
20352 PR rtl-optimization/70467
20353 * config/i386/predicates.md (x86_64_hilo_int_operand,
20354 x86_64_hilo_general_operand): New predicates.
20355 * config/i386/constraints.md (Wd): New constraint.
20356 * config/i386/i386.md (mode attr di): Use Wd instead of e.
20357 (general_hilo_operand): New mode attr.
20358 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
20359 instead of <general_operand>.
20360 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
20361 x86_64_hilo_general_operand instead of <general_operand>.
20363 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20365 PR tree-optimization/70916
20366 * tree-if-conv.c (constant_or_ssa_name): Removed.
20367 (fold_build_cond_expr): Use is_gimple_val instead of
20368 constant_or_ssa_name.
20370 PR tree-optimization/70916
20371 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
20372 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
20375 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
20376 (optimize_atomic_bit_test_and): New function.
20377 (pass_fold_builtins::execute): Use it.
20378 * optabs.def (atomic_bit_test_and_set_optab,
20379 atomic_bit_test_and_complement_optab,
20380 atomic_bit_test_and_reset_optab): New optabs.
20381 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
20382 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
20383 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
20384 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
20385 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
20386 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
20387 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
20388 * doc/md.texi (atomic_bit_test_and_set@var{mode},
20389 atomic_bit_test_and_complement@var{mode},
20390 atomic_bit_test_and_reset@var{mode}): Document.
20391 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
20392 atomic_bit_test_and_complement<mode>,
20393 atomic_bit_test_and_reset<mode>): New expanders.
20394 (atomic_bit_test_and_set<mode>_1,
20395 atomic_bit_test_and_complement<mode>_1,
20396 atomic_bit_test_and_reset<mode>_1): New insns.
20398 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
20400 PR rtl-optimization/70687
20401 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
20402 instead of unsigned HOST_WIDE_INT.
20404 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
20406 PR rtl-optimization/44281
20407 * hard-reg-set.h (struct target_hard_regs): New field
20408 x_fixed_nonglobal_reg_set.
20409 (fixed_nonglobal_reg_set): New macro.
20410 * reginfo.c (init_reg_sets_1): Initialize it.
20411 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
20413 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
20415 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20417 PR tree-optimization/56541
20418 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
20419 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
20420 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
20421 (any_complicated_phi): new static variable.
20422 (aggressive_if_conv): delete.
20423 (if_convertible_phi_p): support phis with more than two arguments.
20424 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
20425 critical pred edges.
20426 (ifcvt_split_critical_edges): support phis with more than two
20427 arguments by checking new parameter. only split critical edges
20429 (tree_if_conversion): handle simd pragma marked loop using new
20430 local variable aggressive_if_conv. check any_complicated_phi.
20432 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20434 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
20437 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20439 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
20442 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
20444 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
20445 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
20446 define_insn_and_split.
20447 (mulsi3_i): New define_insn_and_split.
20448 (mulsi3_call): Convert to define_insn.
20449 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
20450 Remove constraints.
20452 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20454 * machmode.h (mode_complex): Add support to give the complex mode
20456 (GET_MODE_COMPLEX_MODE): Likewise.
20457 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
20458 stored by build_complex_type and gfc_build_complex_type instead of
20459 trying to figure out the appropriate mode based on the size. Raise
20460 an assertion error, if the type was not set.
20461 * genmodes.c (struct mode_data): Add field for the complex type of
20463 (blank_mode): Likewise.
20464 (make_complex_modes): Remember the complex mode created in the
20466 (emit_mode_complex): Write out the mode_complex array to map a
20467 type mode to the complex version.
20468 (emit_insn_modes_c): Likewise.
20469 * tree.c (build_complex_type): Set the complex type to use before
20470 calling layout_type.
20471 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
20472 support for __float128 complex datatypes.
20473 (rs6000_hard_regno_mode_ok): Likewise.
20474 (rs6000_setup_reg_addr_masks): Likewise.
20475 (rs6000_complex_function_value): Likewise.
20476 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
20477 __float128 and __ibm128 complex.
20478 (FLOAT128_IBM_P): Likewise.
20479 (ALTIVEC_ARG_MAX_RETURN): Likewise.
20480 * doc/extend.texi (Additional Floating Types): Document that
20481 -mfloat128 must be used to enable __float128. Document complex
20482 __float128 and __ibm128 support.
20484 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20487 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
20488 char/short arguments promoted to int because of promote_prototypes.
20490 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20492 * config/i386/predicates.md (register_ssemem_operand): New predicate.
20493 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
20494 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
20495 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
20496 alternatives using "enabled" attribute. Use register_ssemem_operand
20497 as operand 1 predicate.
20498 (*cmpi<unord>xf_i387): Split XFmode pattern from
20499 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
20500 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
20501 *absneg<mode>2_i387. Disable unsupported alternatives using
20502 "enabled" attribute.
20503 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
20505 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20507 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
20509 (oacc_loop_process): Check mask for loop termination.
20511 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20513 * cif-code.def (CIF_THUNK): Add.
20514 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
20517 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20519 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
20520 (dump_inline_summary): Dump it.
20521 (fp_expression_p): New predicate.
20522 (estimate_function_body_sizes): Use it.
20523 (inline_merge_summary): Merge fp_expressions.
20524 (inline_read_section): Read fp_expressions.
20525 (inline_write_summary): Write fp_expressions.
20526 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
20527 codegen boundary if either caller or callee is !fp_expressions.
20528 * ipa-inline.h (inline_summary): Add fp_expressions.
20529 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
20530 to fp_expressions be sure the fp generation flags are updated.
20532 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20534 PR rtl-optimization/70467
20535 * cse.c (cse_insn): Handle no-op MEM moves after folding.
20537 PR rtl-optimization/70467
20538 * ipa-pure-const.c (check_call): Handle internal calls even in
20539 ipa mode like in local mode.
20541 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
20543 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
20545 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20547 * match.pd (X u< X, X u> X): New transformations.
20549 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20551 * flag-types.h (enum warn_strict_overflow_code): Move ...
20552 * coretypes.h: ... here.
20553 * fold-const.h (fold_overflow_warning): Declare.
20554 * fold-const.c (fold_overflow_warning): Make non-static.
20555 (fold_comparison): Move the transformation of X +- C1 CMP C2
20556 into X CMP C2 -+ C1 ...
20557 * match.pd: ... here.
20558 * gimple-fold.c (fold_stmt_1): Protect with
20559 fold_defer_overflow_warnings.
20561 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20563 * omp-low.c (struct oacc_loop): Add 'inner' field.
20564 (new_oacc_loop_raw): Initialize it to zero.
20565 (oacc_loop_fixed_partitions): Initialize it.
20566 (oacc_loop_auto_partitions): Partition outermost loop to outermost
20567 available partitioning.
20569 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20571 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
20573 (umulsidi3): Likewise.
20574 (indirect_jump): Fix jump instruction assembly patterns.
20576 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
20579 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
20580 (nvptx_function_value): Assert non-NULL cfun.
20582 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
20584 PR rtl-optimization/70886
20585 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
20587 * cselib.h (rtx_equal_for_cselib_1): Declare.
20588 (rtx_equal_for_cselib_p: New inline function.
20589 * cselib.c (rtx_equal_for_cselib_p): Delete.
20590 (rtx_equal_for_cselib_1): Make public.
20592 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20594 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
20595 (register_mixssei387nonimm_operand): Remove predicate.
20596 * config/i386/i386.md (*fop_<mode>_comm): Merge from
20597 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
20598 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
20599 for TARGET_MIX_SSE_I387 alternatives.
20600 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
20601 Disable unsupported alternatives using "enabled" attribute. Use
20602 nonimm_ssenomem_operand as operand 1 predicate. Also check
20603 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
20605 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20607 * tree.c (cst_and_fits_in_hwi): Simplify.
20609 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20611 * tree.h (wi::to_wide): New function.
20612 * expr.c (expand_expr_real_1): Use wi::to_wide.
20613 * fold-const.c (int_const_binop_1): Likewise.
20614 (extract_muldiv_1): Likewise.
20616 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20618 * wide-int.h: Update offset_int and widest_int documentation.
20619 (WI_SIGNED_SHIFT_RESULT): New macro.
20620 (wi::binary_shift): Define signed_shift_result_type for
20621 shifts on offset_int- and widest_int-like types.
20622 (generic_wide_int): Support <<= and >>= if << and >> are supported.
20623 * tree.h (int_bit_position): Use shift operators instead of wi::
20625 * alias.c (adjust_offset_for_component_ref): Likewise.
20626 * expr.c (get_inner_reference): Likewise.
20627 * fold-const.c (fold_comparison): Likewise.
20628 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
20629 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
20630 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20631 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
20632 (stmt_kills_ref_p): Likewise.
20633 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
20634 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
20635 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20636 (ao_ref_init_from_vn_reference): Likewise.
20638 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20640 * wide-int.h: Update offset_int and widest_int documentation.
20641 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
20642 (wi::binary_traits): Allow ordered comparisons between offset_int and
20643 offset_int, between widest_int and widest_int, and between either
20644 of these types and basic C types.
20645 (operator <, <=, >, >=): Define for the same combinations.
20646 * tree.h (tree_int_cst_lt): Use comparison operators instead
20647 of wi:: comparisons.
20648 (tree_int_cst_le): Likewise.
20649 * gimple-fold.c (fold_array_ctor_reference): Likewise.
20650 (fold_nonarray_ctor_reference): Likewise.
20651 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
20652 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
20653 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
20654 * tree-sra.c (completely_scalarize): Likewise.
20655 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
20656 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
20657 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
20658 (check_for_binary_op_overflow): Likewise.
20659 (search_for_addr_array): Likewise.
20660 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
20662 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20664 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
20665 (arc_save_restore): Likewise.
20666 (arc_dwarf_register_span): Likewise.
20667 (arc_output_pic_addr_const): Initialize suffix variable.
20669 2016-05-02 Martin Liska <mliska@suse.cz>
20671 * symbol-summary.h (function_summary::function_summary):
20672 Remove checking assert for all cgraph nodes.
20673 (function_summary::get): Check summary_uid.
20674 (symtab_insertion): Check summary_uid.
20676 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20678 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
20679 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
20680 bmaskn instruction.
20681 (arc_dwarf_register_span): Remove enum keyword.
20682 (compact_memory_operand_p): New function.
20683 * config/arc/arc.h (reg_class): Add code density register classes.
20684 (REG_CLASS_NAMES): Likewise.
20685 (REG_CLASS_CONTENTS): Likewise.
20686 * config/arc/arc.md (*movqi_insn): Add code density instructions.
20687 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
20688 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
20689 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
20690 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
20692 (h, Rcd, Rsd, Rzd): New register constraints.
20693 (T): Use compact_memory_operand_p function.
20694 * config/arc/predicates.md (compact_load_memory_operand): Remove.
20696 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20698 * config/sh/sh.md (*negnegt, *movtt): Remove.
20700 2016-05-02 Marek Polacek <polacek@redhat.com>
20701 Tom de Vries <tom@codesourcery.com>
20703 PR tree-optimization/70700
20704 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
20705 bigger than FIRST_REF_NODE.
20707 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20710 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
20712 (prepare_cbranch_operands): Don't use scratch register. Assume that
20713 function is used when pseudos can be created.
20714 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
20715 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
20716 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
20717 define_expand. Allow it only when pseudos can be created.
20718 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
20720 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
20722 * config/i386/constraints.md (BC): Only allow -1 operands.
20723 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
20724 Add "enabled" attribute. Update XI mode attribute calculation.
20725 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
20726 (*movoi_internal_avx): Update XI mode attribute calculation.
20727 (*movti_internal): Ditto.
20729 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20731 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
20732 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
20734 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
20736 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
20737 statement on instruction code. Remove trailing spaces.
20738 (altivec_expand_stv_builtin): Likewise.
20740 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20742 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
20743 (TARGET_FPU_DOUBLE): Simplify.
20744 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
20745 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
20746 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
20747 with 'TARGET_FPU_DOUBLE'.
20748 * config/sh/sh.md: Likewise.
20750 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
20752 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
20753 SH_DIV_STR_FOR_SIZE): Remove.
20754 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
20755 SH_DIV_STR_FOR_SIZE): Remove.
20757 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20759 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
20760 logical_reg_operand): Delete.
20761 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
20762 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
20763 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
20764 match_operand and match_test.
20765 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
20766 variables on their first use. Return bool values.
20767 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
20768 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
20769 arith_reg_operand for input operand. Remove empty constraints.
20771 (*xorsi3_compact): Rename to xorsi3.
20772 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
20773 (*zero_extend<mode>si2_disp_mem): Update comment.
20776 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20778 * config/sh/t-sh: Remove SH5 support.
20779 * config.gcc: Likewise.
20780 * configure: Likewise.
20782 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20784 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
20786 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20788 * config/sh/sh.c (register_sh_passes, sh_option_override,
20789 sh_print_operand, prepare_move_operands,
20790 sh_can_follow_jump): Remove TARGET_SH1 checks.
20791 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
20792 PROMOTE_MODE): Likewise.
20793 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
20796 2016-04-30 Alan Modra <amodra@gmail.com>
20798 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
20799 restoring when fixed_reg_p, but allow out-of-line or stmw save.
20800 Check for user regs later to avoid unnecessary looping over regs.
20801 Merge user reg check with non-saved reg check. Don't force
20802 inline VR restore when static chain used.
20803 (rs6000_frame_related): Omit eh_frame info for user regs when
20805 (fixed_regs_p): Delete.
20807 2016-04-30 Alan Modra <amodra@gmail.com>
20809 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
20810 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
20813 2016-04-30 Alan Modra <amodra@gmail.com>
20816 * config/rs6000/rs6000.c (fixed_reg_p): New function.
20817 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
20820 2016-04-30 Alan Modra <amodra@gmail.com>
20822 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
20823 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
20824 flag_pic test for Darwin.
20826 2016-04-30 Alan Modra <amodra@gmail.com>
20828 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
20829 throw_calls_crossed.
20830 (REG_FREQ_CALLS_CROSSED): Delete.
20831 (REG_N_THROWING_CALLS_CROSSED): Delete.
20832 * regstat.c (regstat_bb_compute_ri): Don't calculate
20833 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
20834 (dump_reg_info): Don't print call cross frequency.
20835 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
20836 and REG_N_THROWING_CALLS_CROSSED.
20838 2016-04-30 Alan Modra <amodra@gmail.com>
20840 * regs.h (struct reg_info_t): Delete live_length.
20841 (REG_LIVE_LENGTH): Delete macro.
20842 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
20843 local_live, local_processed and local_live_last_luid params.
20844 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
20846 (regstat_compute_ri): Adjust for above. Don't set
20848 (dump_reg_info): Don't print live length.
20849 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
20850 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
20851 Localize loop_depth var.
20853 2016-04-30 Alan Modra <amodra@gmail.com>
20855 * ira.c (enum valid_equiv): New.
20856 (validate_equiv_mem): Return enum.
20857 (update_equiv_mem): Create replacement in more cases.
20858 (add_store_equivs): Update validate_equiv_mem call.
20860 2016-04-30 Alan Modra <amodra@gmail.com>
20862 * ira.c (combine_and_move_insns): Rather than scanning insns,
20863 use DF infrastucture to find use and def insns.
20865 2016-04-30 Alan Modra <amodra@gmail.com>
20867 ira.c (combine_and_move_insns): Move invariant conditions..
20868 (ira.c): ..to here. Call combine_and_move_insns before
20869 add_store_equivs. Call grow_reg_equivs later. Allocate
20870 req_equiv later using max_reg_num() rather than global max_regno.
20871 (contains_replace_regs): Delete.
20872 (add_store_equivs): Remove contains_replace_regs test.
20874 2016-04-30 Alan Modra <amodra@gmail.com>
20876 * ira.c (struct equiv_mem_data): New.
20877 (equiv_mem, equiv_mem_modified): Delete static vars.
20878 (validate_equiv_mem_from_store): Use "data" param to communicate..
20879 (validate_equiv_mem): ..from here.
20881 2016-04-30 Alan Modra <amodra@gmail.com>
20883 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
20885 (update_reg_equivs): ..here. Move allocation and freeing of
20886 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
20887 end_alias_analysis to..
20890 2016-04-30 Alan Modra <amodra@gmail.com>
20892 * ira.c (pdx_subregs): Delete.
20893 (struct equivalence): Add pdx_subregs field.
20894 (set_paradoxical_subreg): Remove pdx_subregs param. Update
20895 pdx_subregs access.
20896 (update_equiv_regs): Don't create or free pdx_subregs. Update
20897 pdx_subregs access.
20899 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20901 * config/rs6000/altivec.h: Change definitions of vec_xl and
20903 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
20904 (LD_ELEMREV_V2DI): New.
20905 (LD_ELEMREV_V4SF): New.
20906 (LD_ELEMREV_V4SI): New.
20907 (LD_ELEMREV_V8HI): New.
20908 (LD_ELEMREV_V16QI): New.
20909 (ST_ELEMREV_V2DF): New.
20910 (ST_ELEMREV_V2DI): New.
20911 (ST_ELEMREV_V4SF): New.
20912 (ST_ELEMREV_V4SI): New.
20913 (ST_ELEMREV_V8HI): New.
20914 (ST_ELEMREV_V16QI): New.
20917 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20918 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
20919 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
20920 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
20921 (altivec_expand_builtin): Add handling for
20922 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
20923 (rs6000_invalid_builtin): Add error-checking for
20924 RS6000_BTM_P9_VECTOR.
20925 (altivec_init_builtins): Define builtins used to implement vec_xl
20927 (rs6000_builtin_mask_names): Define power9-vector.
20928 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
20929 (RS6000_BTM_P9_VECTOR): Define.
20930 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
20931 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
20932 (vsx_ld_elemrev_v2df): Likewise.
20933 (vsx_ld_elemrev_v4sf): Likewise.
20934 (vsx_ld_elemrev_v4si): Likewise.
20935 (vsx_ld_elemrev_v8hi): Likewise.
20936 (vsx_ld_elemrev_v16qi): Likewise.
20937 (vsx_st_elemrev_v2df): Likewise.
20938 (vsx_st_elemrev_v2di): Likewise.
20939 (vsx_st_elemrev_v4sf): Likewise.
20940 (vsx_st_elemrev_v4si): Likewise.
20941 (vsx_st_elemrev_v8hi): Likewise.
20942 (vsx_st_elemrev_v16qi): Likewise.
20943 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
20946 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
20948 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
20950 (simplify_control_stmt_condition_1): ... here. Recurse into
20951 BIT_AND_EXPRs and BIT_IOR_EXPRs.
20953 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
20956 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
20957 (zero_extendqi<mode>2_dot): Revert earlier conversion from
20958 define_insn_and_split to define_insn.
20959 (zero_extendqi<mode>2_dot2): Same.
20960 (extendqi<mode>2_dot): Same.
20961 (extendqi<mode>2_dot2): Same.
20963 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20965 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
20966 (probe_stack): New expander.
20967 (probe_stack_<mode>): New insn pattern.
20969 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20971 * config/i386/i386.md
20972 (operations with memory inputs setting flags peephole2):
20973 Remove uneeded REG_P checks. Cleanup pattern generation.
20975 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
20977 * tree-vect-loop.c (vect_transform_loop): Fix
20978 nb_iterations_upper_bound computation for vectorized loop.
20980 2016-04-29 Marek Polacek <polacek@redhat.com>
20981 Jakub Jelinek <jakub@redhat.com>
20984 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
20985 TARGET_EXPR_SLOT as a base.
20987 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
20989 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
20990 with 'rCm2' constraints to limit possible immediate size.
20991 (*load_zeroextendqisi_update): Likewise.
20992 (*load_signextendqisi_update): Likewise.
20993 (*loadhi_update): Likewise.
20994 (*load_zeroextendhisi_update): Likewise.
20995 (*load_signextendhisi_update): Likewise.
20996 (*loadsi_update): Likewise.
20997 (*loadsf_update): Likewise.
20999 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21001 * config/i386/predicates.md (constm1_operand): Fix comparison.
21003 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21005 * testsuite/gcc.target/arc/ieee_eq.c: New test.
21007 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
21009 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
21010 remaining SH5 related settings.
21011 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
21012 shmedia_prepare_call_address): Delete.
21013 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
21014 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
21015 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
21016 UNSUPPORTED_SH2A): Remove m5 checks.
21017 (sh_divide_strategy_e): Remove SH5 division strategies.
21018 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
21019 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
21021 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21023 * config/s390/s390.c (s390_rtx_costs): Update documentation.
21025 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21027 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
21028 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
21029 Change lder to ldr.
21030 * config/s390/vector.md ("mov<mode>"): Likewise.
21032 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
21034 * config/s390/constraints.md ("U", "W"): Invoke
21035 s390_mem_constraint with "ZR" and "ZT".
21036 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
21037 addresses when using LRA. Accept also short displacements for S
21038 and T constraints. Do not check for long displacement target for
21039 S and T constraints.
21040 (s390_mem_constraint): Remove handling of U and W constraints.
21041 * config/s390/s390.md (various patterns): Remove the short
21042 displacement constraints (Q and R) if a long displacement
21043 constraint is present. Add longdisp as required CPU capability.
21044 * config/s390/vector.md: Likewise.
21045 * config/s390/vx-builtins.md: Likewise.
21047 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21050 * reload1.c (reload): Call finish_spills before
21051 restarting reload loop. Skip select_reload_regs
21052 if update_eliminables_and_spill returns true.
21054 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21056 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
21057 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
21058 (umulhisi3_imm): Update predicates and constraint letters.
21059 (umulhisi3_reg): Declare instruction as commutative.
21060 * config/arc/constraints.md (J12, J16): New constraints.
21061 * config/arc/predicates.md (short_unsigned_const_operand): New
21063 (arc_short_operand): Likewise.
21064 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
21066 2016-04-29 Richard Biener <rguenther@suse.de>
21068 PR tree-optimization/13962
21069 PR tree-optimization/65686
21070 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
21071 * tree-ssa-alias.c (ptrs_compare_unequal): New function
21072 using PTA to compare pointers.
21073 * match.pd: Add pattern for pointer equality compare simplification
21074 using ptrs_compare_unequal.
21076 2016-04-29 Richard Biener <rguenther@suse.de>
21078 * stor-layout.c (layout_type): Do not build a pointer-to-element
21081 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21083 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
21084 Use SWI mode iterator. Use general_reg_operand predicate.
21085 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
21086 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
21089 2016-04-29 Jakub Jelinek <jakub@redhat.com>
21091 PR middle-end/70843
21092 * fold-const.c (operand_equal_p): Don't verify hash value equality
21094 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
21097 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21100 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
21101 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
21102 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
21103 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
21104 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
21106 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21108 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
21109 to info. Don't initialize separate fields to 0. Clean up
21112 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21114 * config/i386/i386.md (peephole2s for operations with memory inputs):
21115 Use SWI mode iterator.
21116 (peephole2s for operations with memory outputs): Ditto.
21117 Do not check for stack checking probe.
21119 (probe_stack): Remove expander.
21121 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21122 Andrew Burgess <andrew.burgess@embecosm.com>
21124 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
21125 operands as 32-bits.
21127 2016-04-28 Jason Merrill <jason@redhat.com>
21129 * gdbinit.in: Skip line-map.h.
21131 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21132 Andrew Burgess <andrew.burgess@embecosm.com>
21134 * config/arc/arc.c (arc_conditional_register_usage): Take
21135 TARGET_RRQ_CLASS into account.
21136 (arc_print_operand): Support printing 'p' and 's' operands.
21137 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
21139 (TARGET_RRQ_CLASS): Define.
21140 (IS_POWEROF2_OR_0_P): Define.
21141 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
21143 (*tst_movb): New define_insn.
21144 (*tst): Avoid recognition if it could prevent '*tst_movb'
21145 combination; replace c/CnL with c/Chs alternative.
21146 (*tst_bitfield_tst): New define_insn.
21147 (*tst_bitfield_asr): New define_insn.
21148 (*tst_bitfield): New define_insn.
21149 (andsi3_i): Add Rrq variant.
21150 (extzv): New define_expand.
21151 (insv): New define_expand.
21152 (*insv_i): New define_insn.
21153 (*movb): New define_insn.
21154 (*movb_signed): New define_insn.
21155 (*movb_high): New define_insn.
21156 (*movb_high_signed): New define_insn.
21157 (*movb_high_signed + 1): New define_split pattern.
21158 (*mrgb): New define_insn.
21159 (*mrgb + 1): New define_peephole2 pattern.
21160 (*mrgb + 2): New define_peephole2 pattern.
21161 * config/arc/arc.opt (mbitops): New option for nps400, uses
21162 TARGET_NPS_BITOPS_DEFAULT.
21163 * config/arc/constraints.md (q): Make register class conditional.
21164 (Rrq): New register constraint.
21165 (Chs): New constraint.
21166 (Clo): New constraint.
21167 (Chi): New constraint.
21168 (Cbf): New constraint.
21169 (Cbn): New constraint.
21170 (C18): New constraint.
21171 (Cbi): New constraint.
21173 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21175 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
21177 (bitmap_intersection_of_preds): Ditto.
21178 (bitmap_union_of_succs): Ditto.
21179 (bitmap_union_of_preds): Ditto.
21180 * sbitmap.c (do_popcount): Delete.
21181 (BITMAP_DEBUGGING): Delete.
21182 (sbitmap_verify_popcount): Delete.
21183 (sbitmap_alloc): Don't initialize the popcount field.
21184 (sbitmap_alloc_with_popcount): Delete.
21185 (sbitmap_resize): Don't resize the popcount array.
21186 (sbitmap_vector_alloc): Don't initialize the popcount field.
21187 (bitmap_copy): Don't copy the popcount array.
21188 (bitmap_clear): Don't clear the popcount array.
21189 (bitmap_clear): Delete the popcount array handling.
21190 (bitmap_ior_and_compl): Delete the popcount assert.
21191 (bitmap_not): Ditto.
21192 (bitmap_and_compl): Ditto.
21193 (bitmap_and): Delete the popcount array handling.
21194 (bitmap_xor): Ditto.
21195 (bitmap_ior): Ditto.
21196 (bitmap_or_and): Delete the popcount assert.
21197 (bitmap_and_or): Ditto.
21198 (popcount_table): Delete.
21199 (sbitmap_elt_popcount): Delete.
21200 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
21201 (bitmap_set_bit): Delete the popcount assert.
21202 (bitmap_clear_bit): Ditto.
21203 (sbitmap_free): Don't free the popcount array.
21204 (sbitmap_alloc_with_popcount): Delete declaration.
21205 (sbitmap_popcount): Ditto.
21207 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21208 Andrew Burgess <andrew.burgess@embecosm.com>
21210 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
21211 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
21212 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
21213 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
21214 * config/arc/arc.opt (mcmem): New option.
21215 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
21216 supply length for r/m alternative.
21217 (*extendqisi2_ac): Likewise.
21218 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
21220 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
21221 (movhi_insn): Likewise.
21222 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
21223 (*zero_extendqihi2_i): Add r/Ucm alternative.
21224 (*zero_extendqisi2_ac): Likewise.
21225 (*zero_extendhisi2_i): Likewise.
21226 * config/arc/constraints.md (Uex): New memory constraint.
21227 (Ucm): New define_constraint.
21228 * config/arc/predicates.md (long_immediate_loadstore_operand):
21229 Return 0 for MEM with cmem_address address.
21230 (cmem_address_0): New predicates.
21231 (cmem_address_1): Likewise.
21232 (cmem_address_2): Likewise.
21233 (cmem_address): Likewise.
21235 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21237 * config/rs6000/rs6000.c (machine_function): Rename
21238 insn_chain_scanned_p to spe_insn_chain_scanned_p.
21239 (rs6000_stack_info): Adjust.
21241 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21242 Andrew Burgess <andrew.burgess@embecosm.com>
21244 * config/arc/constraints.md (Usd): Convert to define_constraint.
21248 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21251 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
21252 Add new peephole2 where the first insn is *mov<mode>_or instead of
21253 *mov<mode>_internal.
21255 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
21257 * tracer.c (bb_seen): Make static.
21259 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
21261 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
21262 support, setup defaults.
21263 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
21264 * config/arc/arc.c (arc_init): Add NPS400 support.
21265 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
21266 (TARGET_ARC700): NPS400 is also an ARC700.
21267 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
21269 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21272 * config/nds32/nds32.md (casesi): Don't access the operands array
21275 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21277 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
21278 (or $-1,reg peephole2): Ditto.
21279 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
21281 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
21283 * doc/extend.texi (Common Function Attributes) [optimize]:
21284 Discourage use of the optimize attribute.
21286 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
21288 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
21289 special case builtin.
21290 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21291 ALTIVEC_BUILTIN_VEC_ADDE.
21292 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21293 support for ALTIVEC_BUILTIN_VEC_ADDE.
21294 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21295 for __builtin_vec_adde.
21297 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21299 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
21300 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
21302 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21305 * doc/sourcebuild.texi (Effective-Target Keywords, Other
21306 attributes): Document cilkplus_runtime.
21308 2016-04-28 Martin Jambor <mjambor@suse.cz>
21310 * tree-cfg.c (verify_expr): Verify that local declarations belong to
21311 this function. Call verify_expr on MEM_REFs and bases of other
21312 handled_components.
21314 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21316 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
21317 for WORD_REGISTER_OPERATIONS to runtime check.
21319 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21321 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
21323 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21325 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
21326 big-endian compilation.
21327 * config/arc/arc.md (addf3): Likewise.
21328 (subdf3): Likewise.
21329 (muldf3): Likewise.
21331 2016-04-28 Richard Biener <rguenther@suse.de>
21333 PR tree-optimization/70840
21334 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
21335 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
21336 Mark x * pow(x,c) -> pow(x,c+1) commutative.
21337 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
21339 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21341 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
21342 and explain why in a comment.
21344 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21346 * config/arc/arc.md (cpu_facility): Add fpx variant.
21347 (subdf3): Prohibit use reverse sub when assist operations option
21349 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
21350 instructions only when FPX is enabled.
21351 * testsuite/gcc.target/arc/trsub.c: New test.
21353 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21355 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
21356 mult_operator when calculating "type" attribute.
21357 (*fop_<mode>_1_i387): Ditto.
21358 (*fop_xf_1_i387): Ditto.
21359 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
21360 Use std::swap to swap operands. Use RTL expressions to generate
21363 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21364 Joern Rennecke <joern.rennecke@embecosm.com>
21366 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
21368 (emit_pic_move): Remove.
21369 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
21370 * config/arc/arc.c (emit_pic_move): Removed.
21371 (TARGET_HAVE_TLS): Define.
21372 (arc_conditional_register_usage): Test for arc_tp_regno.
21373 (arc_print_operand, arc_print_operand_address): Handle TLS
21375 (arc_needs_pcl_p): New function.
21376 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
21377 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
21378 (arc_raw_symbolic_reference_mentioned_p): Likewise.
21379 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
21380 (arc_legitimize_tls_address): Likewise.
21381 (DTPOFF_ZERO_SYM): Define.
21382 (arc_legitimize_pic_address): Make it static, handle TLS cases.
21383 (arc_output_pic_addr_const): Print TLS unspecs.
21384 (prepare_pic_move): New function, replaces emit_pic_move.
21385 (arc_legitimate_constant_p): Handle TLS unspecs.
21386 (arc_legitimate_address_p): Likewise.
21387 (arc_rewrite_small_data_p): Use assert for TLS constants.
21388 (prepare_move_operands): Use prepare_pic_move.
21389 (arc_legitimize_address): Legitimize tls addresses.
21390 (arc_epilogue_uses): Check for arc_tp_regno.
21391 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
21392 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
21394 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
21396 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
21397 %(arc_tls_extra_start_spec).
21398 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
21399 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
21401 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
21402 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
21403 (UNSPEC_TLS_OFF): Add.
21405 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
21406 (get_thread_pointersi): New patterns.
21407 * config/arc/arc.opt (mtp-regno): New option.
21408 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
21409 (move_dest_operand): Likewise.
21410 * configure: Regenerate.
21411 * configure.ac: Add arc*-*-* case to test for tls.
21412 * doc/invoke.texi (ARC options): Document mtp-regno.
21414 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21416 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
21417 the new ARC HS SIMD instructions.
21418 (arc_preferred_simd_mode): New function.
21419 (arc_autovectorize_vector_sizes): Likewise.
21420 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
21421 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
21422 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
21423 (arc_init_builtins): Add new SIMD builtin types.
21424 (arc_split_move): Handle 64 bit vector moves.
21425 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
21426 (TARGET_PLUS_QMACW): Define.
21427 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
21428 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
21429 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
21430 (VSUBADD4H): New builtins.
21431 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
21432 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
21434 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
21435 Matthias Klose <doko@debian.org>
21437 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
21439 2016-04-28 Richard Biener <rguenther@suse.de>
21441 PR middle-end/70777
21442 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
21445 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
21447 * common/config/sh/sh-common.c: Remove SH5 support.
21448 * config/sh/constraints.md: Likewise.
21449 * config/sh/config/sh/elf.h: Likewise.
21450 * config/sh/linux.h: Likewise.
21451 * config/sh/netbsd-elf.h: Likewise.
21452 * config/sh/predicates.md: Likewise.
21453 * config/sh/sh-c.c: Likewise.
21454 * config/sh/sh-protos.h: Likewise.
21455 * config/sh/sh.c: Likewise.
21456 * config/sh/sh.h: Likewise.
21457 * config/sh/sh.md: Likewise.
21458 * config/sh/sh.opt: Likewise.
21459 * config/sh/sync.md: Likewise.
21460 * config/sh/sh64.h: Delete.
21461 * config/sh/shmedia.h: Likewise.
21462 * config/sh/shmedia.md: Likewise.
21463 * config/sh/sshmedia.h: Likewise.
21464 * config/sh/t-netbsd-sh5-64: Likewise.
21465 * config/sh/t-sh64: Likewise.
21466 * config/sh/ushmedia.h: Likewise.
21468 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21470 * config/i386/i386.md (sign_extend to memory peephole2s): Use
21471 general_reg_operand instead of register_operand predicate.
21473 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21475 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
21477 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
21479 * match.pd (A - B > A, A + B < A): New transformations.
21481 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
21483 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
21484 which defaults to true. Emit an outer pair of parentheses only if
21485 EMIT_PARENS. When continuing a chain of && or || (or & or |),
21486 don't emit parentheses for the right-hand operand.
21488 2016-04-27 Jeff Law <law@redhat.com>
21490 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
21492 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21494 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
21495 (altivec_lvx_<mode>_internal): Document.
21496 (altivec_lvx_<mode>_2op): New define_insn.
21497 (altivec_lvx_<mode>_1op): Likewise.
21498 (altivec_lvx_<mode>_2op_si): Likewise.
21499 (altivec_lvx_<mode>_1op_si): Likewise.
21500 (altivec_stvx_<mode>): Remove.
21501 (altivec_stvx_<mode>_internal): Document.
21502 (altivec_stvx_<mode>_2op): New define_insn.
21503 (altivec_stvx_<mode>_1op): Likewise.
21504 (altivec_stvx_<mode>_2op_si): Likewise.
21505 (altivec_stvx_<mode>_1op_si): Likewise.
21506 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21507 Expand vec_ld and vec_st during parsing.
21508 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
21510 (altivec_expand_stvx_be): Likewise.
21511 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
21512 address-masking behavior in RTL.
21513 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
21514 address-masking behavior in RTL.
21515 (altivec_expand_builtin): Change builtin code arguments for calls
21516 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
21517 (insn_is_swappable_p): Avoid incorrect swap optimization in the
21518 presence of lvx/stvx patterns.
21519 (alignment_with_canonical_addr): New function.
21520 (alignment_mask): Likewise.
21521 (find_alignment_op): Likewise.
21522 (recombine_lvx_pattern): Likewise.
21523 (recombine_stvx_pattern): Likewise.
21524 (recombine_lvx_stvx_patterns): Likewise.
21525 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
21526 stvx patterns from expand.
21527 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
21529 (vector_altivec_store_<mode>): Likewise.
21531 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
21533 * config/aarch64/aarch64.md
21534 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
21535 remove the "fp" attributes.
21536 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
21537 add the "simd" attributes.
21538 (*movdf_aarch64): Likewise.
21539 (*movtf_aarch64): Remove the "fp" attributes.
21540 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
21541 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
21543 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21545 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
21546 rtx to rtx_code_label *.
21547 * rtl.h (maybe_set_first_label_num): Likewise.
21549 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21551 * df-core.c (df_add_problem): Make the problem param be const.
21552 (df_remove_problem): Make local "problem" be const.
21553 * df-problems.c (problem_RD): Make const.
21554 (problem_LR): Likewise.
21555 (problem_LIVE): Likewise.
21556 (problem_MIR): Likewise.
21557 (problem_CHAIN): Likewise.
21558 (problem_WORD_LR): Likewise.
21559 (problem_NOTE): Likewise.
21560 (problem_MD): Likewise.
21561 * df-scan.c (problem_SCAN): Likewise.
21562 * df.h (struct df_problem): Make field "dependent_problem" be
21564 (struct dataflow): Likewise for field "problem".
21565 (df_add_problem): Make param const.
21567 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21569 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
21570 inter-unit moves to/from vector registers are enabled. Do not disable
21573 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21575 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
21576 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
21578 (enum df_problem_id): ...this new enum.
21579 (struct df_problem): Convert field "id" from "int" to
21580 enum df_problem_id.
21582 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21584 * rtl.def: Update comment for "things in the instruction chain" to
21585 reflect the removal of the leading "i" field for INSN_UID in
21586 r210360. Fix bogus apostrophe.
21588 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21590 * config/i386/i386.md
21591 (lea arith with mem operand + setcc peephole2): Set operator mode.
21593 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
21596 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
21597 (dimode_scalar_to_vector_candidate_p): This.
21598 (timode_scalar_to_vector_candidate_p): New function.
21599 (scalar_to_vector_candidate_p): Likewise.
21600 (timode_check_non_convertible_regs): Likewise.
21601 (timode_remove_non_convertible_regs): Likewise.
21602 (remove_non_convertible_regs): Likewise.
21603 (remove_non_convertible_regs): Renamed to ...
21604 (dimode_remove_non_convertible_regs): This.
21605 (scalar_chain::~scalar_chain): Make it virtual.
21606 (scalar_chain::compute_convert_gain): Make it pure virtual.
21607 (scalar_chain::mark_dual_mode_def): Likewise.
21608 (scalar_chain::convert_insn): Likewise.
21609 (scalar_chain::convert_registers): Likewise.
21610 (scalar_chain::add_to_queue): Make it protected.
21611 (scalar_chain::emit_conversion_insns): Likewise.
21612 (scalar_chain::replace_with_subreg): Likewise.
21613 (scalar_chain::replace_with_subreg_in_insn): Likewise.
21614 (scalar_chain::convert_op): Likewise.
21615 (scalar_chain::convert_reg): Likewise.
21616 (scalar_chain::make_vector_copies): Likewise.
21617 (scalar_chain::convert_registers): New pure virtual function.
21618 (class dimode_scalar_chain): New class.
21619 (class timode_scalar_chain): Likewise.
21620 (scalar_chain::mark_dual_mode_def): Renamed to ...
21621 (dimode_scalar_chain::mark_dual_mode_def): This.
21622 (timode_scalar_chain::mark_dual_mode_def): New function.
21623 (timode_scalar_chain::convert_insn): Likewise.
21624 (dimode_scalar_chain::convert_registers): Likewise.
21625 (scalar_chain::compute_convert_gain): Renamed to ...
21626 (dimode_scalar_chain::compute_convert_gain): This.
21627 (scalar_chain::replace_with_subreg): Renamed to ...
21628 (dimode_scalar_chain::replace_with_subreg): This.
21629 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
21630 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
21631 (scalar_chain::make_vector_copies): Renamed to ...
21632 (dimode_scalar_chain::make_vector_copies): This.
21633 (scalar_chain::convert_reg): Renamed to ...
21634 (dimode_scalar_chain::convert_reg ): This.
21635 (scalar_chain::convert_op): Renamed to ...
21636 (dimode_scalar_chain::convert_op): This.
21637 (scalar_chain::convert_insn): Renamed to ...
21638 (dimode_scalar_chain::convert_insn): This.
21639 (scalar_chain::convert): Call convert_registers.
21640 (convert_scalars_to_vector): Change to scalar_chain pointer to
21641 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
21642 in 32-bit mode. Delete scalar_chain pointer. Call
21643 free_dominance_info in 64-bit mode.
21644 (pass_stv::gate): Remove TARGET_64BIT check.
21645 (ix86_option_override): Put the 64-bit STV pass before the CSE
21648 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
21650 * dwarf2out.h (struct dw_loc_descr_node): Remove the
21651 dw_loc_frame_offset field.
21652 * dwarf2out.c (new_loc_descr): Likewise.
21653 (resolve_args_picking_1): Turn the VISITED hash set into a
21654 FRAME_OFFSET hash map. Use it to associate a frame offset to
21655 visited nodes. Remove uses of the CHECKING_P macro.
21656 (resolve_args_picking): Update call to resolve_args_picking_1.
21658 2016-04-27 Martin Liska <mliska@suse.cz>
21660 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
21661 (free_loop_data): Release vuses of groups.
21663 2016-04-27 Bin Cheng <bin.cheng@arm.com>
21665 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
21666 instead of redundant use_id and boolean have_use_for.
21667 (struct iv_use): Change sub_id into group_id. Remove field next.
21668 Move fields: related_cands, n_map_members, cost_map and selected
21670 (struct iv_group): ... here. New structure.
21671 (struct iv_common_cand): Use structure declaration directly.
21672 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
21673 (MAX_CONSIDERED_USES): Rename macro to ...
21674 (MAX_CONSIDERED_GROUPS): ... here.
21675 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
21676 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
21677 (dump_uses): Rename to ...
21678 (dump_groups): ... here. Update all uses.
21679 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
21680 (find_induction_variables): Refactor format of dump information.
21681 (record_sub_use): Delete.
21682 (record_use): Update all uses.
21683 (record_group): New function.
21684 (record_group_use, find_interesting_uses_op): Call above functions.
21686 (find_interesting_uses_cond): Ditto.
21687 (group_compare_offset): New function.
21688 (split_all_small_groups): Rename to ...
21689 (split_small_address_groups_p): ... here. Update all uses.
21690 (split_address_groups): Update all uses.
21691 (find_interesting_uses): Refactor format of dump information.
21692 (add_candidate_1): Update all uses. Remove redundant check on iv,
21694 (add_candidate, record_common_cand): Remove redundant assert.
21695 (add_iv_candidate_for_biv): Update use.
21696 (add_iv_candidate_derived_from_uses): Update all uses.
21697 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
21698 (alloc_use_cost_map): Ditto.
21699 (set_use_iv_cost, get_use_iv_cost): Rename to ...
21700 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
21701 (determine_use_iv_cost_generic): Ditto.
21702 (determine_group_iv_cost_generic): Ditto.
21703 (determine_use_iv_cost_address): Ditto.
21704 (determine_group_iv_cost_address): Ditto.
21705 (determine_use_iv_cost_condition): Ditto.
21706 (determine_group_iv_cost_cond): Ditto.
21707 (determine_use_iv_cost): Ditto.
21708 (determine_group_iv_cost): Ditto.
21709 (set_autoinc_for_original_candidates): Update all uses.
21710 (find_iv_candidates): Update all uses. Refactor dump information.
21711 (determine_use_iv_costs): Ditto.
21712 (determine_iv_costs): Ditto.
21713 (iv_ca_cand_for_use): Rename to ...
21714 (iv_ca_cand_for_group): ... here. Update all uses.
21715 (iv_ca_add_use, iv_ca_add_group): Ditto.
21716 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
21717 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
21718 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
21719 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
21720 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
21721 (create_new_iv, adjust_iv_update_pos): Ditto.
21722 (rewrite_use_address): Delete.
21723 (rewrite_use_address_1): Rename to ...
21724 (rewrite_use_address): ... here.
21725 (rewrite_use_compare): Update all uses.
21726 (rewrite_use): Delete.
21727 (rewrite_uses): Rename to ...
21728 (rewrite_groups): ... here. Update all uses.
21729 (remove_unused_ivs, free_loop_data): Update all uses.
21730 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
21732 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21734 * rtlanal.c (nonzero_bits1): Convert preprocessor check
21735 for WORD_REGISTER_OPERATIONS to runtime check.
21737 2016-04-27 Richard Biener <rguenther@suse.de>
21740 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
21741 aggregate_value_p to determine if a function result is
21742 returned by reference.
21743 (ipa_pta_execute): Functions having their address taken are
21744 not automatically nonlocal.
21746 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21749 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
21750 * fold-const.c (operand_equal_p): If flag_checking and
21751 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
21752 and if it returns non-zero, assert iterative_hash_expr on both
21755 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21757 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
21759 2016-04-27 Nick Clifton <nickc@redhat.com>
21761 PR middle-end/49889
21762 * varasm.c (merge_weak): Generate an error if an attempt is made
21763 to convert a non-weak static function into a weak, public function.
21765 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21767 * params.def (MAX_PARTITION_SIZE): New param.
21768 * doc/invoke.texi: Document lto-max-partition.
21770 2016-04-27 Richard Biener <rguenther@suse.de>
21773 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
21774 function cummulating used_from_other_partition, externally_visible
21775 and force_output from aliases.
21776 (refered_from_nonlocal_var): Likewise.
21777 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
21778 node flags properly.
21780 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21782 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
21783 (-Wmemset-elt-size): New item.
21785 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
21788 * stor-layout.h (internal_reference_types): Delete.
21789 * stor-layout.c (reference_types_internal): Likewise.
21790 (internal_reference_types): Likewise.
21791 (layout_type) <REFERENCE_TYPE>: Adjust.
21793 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21796 * tree.h (inchash::add_expr): Add FLAGS argument.
21797 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
21798 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
21799 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
21800 Formatting fix. Adjust recursive calls. For tcc_comparison,
21801 if swap_tree_comparison (code) is smaller than code, hash that
21802 and arguments in the other order. Hash CONVERT_EXPR the same
21803 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
21804 of ADDR_EXPR of decl as the decl itself. Add or remove
21805 OEP_ADDRESS_OF from recursive flags as needed. For
21806 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
21807 operands commutatively and only the third one normally.
21808 For internal CALL_EXPR hash in CALL_EXPR_IFN.
21810 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
21812 * config/rtems.h (LIB_SPEC): Add -latomic.
21814 2016-04-27 Joel Sherrill <joel@rtems.org>
21816 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
21817 xilink.ld and flags not relevant to RTEMS.
21819 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
21821 * toplev.c (backend_init_target): Avoid calling init_reload when using
21824 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21826 * reorg.c (try_merge_delay_insns): Declare i and j inside the
21827 for loops rather than one for the whole function.
21829 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21831 * match.pd (X + CST CMP X): New transformation.
21833 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21835 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
21836 * fold-const.c (fold_binary_loc): Remove 2 transformations
21837 superseded by match.pd.
21838 * match.pd (x+x -> x*2): Generalize to integers.
21840 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
21842 * config/i386/i386.md (operation on memory peephole): Duplicate an
21843 existing peephole and adapt it to match lea rather than an operation
21846 PR rtl-optimization/57193
21847 * opts.c (default_options_table): Add OPT_frename_registers at -O2
21849 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
21851 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21853 * tree-if-conv.c (any_pred_load_store): New static variable.
21854 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
21855 any_pred_load_store instead of and_mask_load_store.
21856 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
21857 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
21858 (combine_blocks, tree_if_conversion): Ditto.
21860 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21862 PR tree-optimization/70771
21863 PR tree-optimization/70775
21864 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
21865 virtual PHI nodes. Delete parameter.
21866 (if_convertible_loop_p_1): Delete argument to above function.
21867 (predicate_all_scalar_phis): Delete code handling single-argument
21869 (tree_if_conversion): Mark and update virtual SSA.
21871 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21874 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
21875 (x86_elf_aligned_common): Rename to ...
21876 (x86_elf_aligned_decl_common): ... this.
21877 Add decl arg. Switch to .lbss for largecomm object. Use
21878 LARGECOMM_SECTION_ASM_OP.
21879 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
21881 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
21882 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
21884 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
21885 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
21887 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21890 * config/i386/i386.c (SECTION_LARGE): Define.
21891 (x86_64_elf_select_section): Set it for large data/bss sections.
21892 Only clear SECTION_WRITE for .lrodata.
21893 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
21895 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
21896 * varasm.c (default_elf_asm_named_section): Grow flagchars.
21897 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
21899 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
21900 * doc/tm.texi: Regenerate.
21902 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21905 * configure.ac (--enable-checking): Document extra flag, for
21906 non-release builds default to --enable-checking=yes,extra.
21907 If misc checking and extra checking, define CHECKING_P to 2 instead
21909 * common.opt (fchecking=): Add.
21910 * doc/invoke.texi (-fchecking=): Document.
21911 * doc/install.texi: Document --enable-checking changes.
21912 * configure: Regenerated.
21913 * config.in: Regenerated.
21915 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21917 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
21918 attribute instead of which_alternative.
21919 * config/i386/sse.md (*mov<mode>_internal): Ditto.
21920 Use EXT_REX_SSE_REG_P where appropriate.
21922 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21924 * config/i386/predicates.md (const0_operand): Do not match
21925 const_wide_int code.
21926 (const1_operand): Ditto.
21928 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21930 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
21931 for SSE constm1 operands and TARGET_AVX512VL.
21932 (*movti_internal): Ditto.
21933 (*mov<mode>_or): Use constm1_operand predicate.
21934 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
21935 for SSE vector_all_ones operands and TARGET_AVX512VL.
21936 * config/i386/predicates.md (constm1_operand): New predicate.
21937 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
21938 emission of constant -1 load.
21940 2016-04-25 Jason Merrill <jason@redhat.com>
21942 * gdbinit.in: Skip is-a.h.
21944 * attribs.c (register_scoped_attributes): Fix logic.
21945 * attribs.h: Declare register_scoped_attributes.
21947 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21949 * config/rs6000/rs6000-builtin.def: Correct pasto error for
21950 stxvd2x and stxvw4x built-in functions.
21952 2016-04-25 DJ Delorie <dj@redhat.com>
21954 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
21955 (ashrhi3): Likewise.
21956 (lshrhi3): Likewise.
21958 2016-04-25 Richard Biener <rguenther@suse.de>
21960 PR tree-optimization/70780
21961 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
21962 wasn't visited yet.
21963 (compute_antic): Mark blocks with abnormal preds as visited as
21964 they have a final empty antic-in solution already.
21966 2016-04-25 Michael Collison <michael.collison@linaro.org>
21968 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
21970 2016-04-25 Michael Collison <michael.collison@linaro.org>
21972 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
21973 mode is VQI to improve mixed mode vectorization.
21974 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
21975 define_insn to match low half of signed vaddw.
21976 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
21977 define_insn to match high half of signed vaddw.
21978 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
21979 define_insn to match low half of unsigned vaddw.
21980 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
21981 define_insn to match high half of unsigned vaddw.
21982 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
21983 (arm_simd_check_vect_par_cnst_half_p): Likewise.
21984 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
21986 (arm_simd_check_vect_par_cnst_half_p): Likewise.
21987 * config/arm/predicates.md (vect_par_constant_high): Support
21988 big endian and simplify by calling
21989 arm_simd_check_vect_par_cnst_half
21990 (vect_par_constant_low): Likewise.
21992 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21994 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
21995 predicate for operand 2.
21997 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
21998 H.J. Lu <hongjiu.lu@intel.com>
22000 * config/i386/i386-protos.h (standard_sse_constant_p): Add
22001 machine_mode argument.
22002 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
22003 constm1_rtx operands. For VOIDmode constants, get mode from
22004 pred_mode. Check mode size if the mode is supported by ABI.
22005 (standard_sse_constant_opcode): Do not use standard_constant_p.
22006 Strictly check ABI support for all-ones operands.
22007 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
22008 immediates. Update calls to standard_sse_constant_p.
22009 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
22010 (ix86_rtx_costs): Ditto.
22011 * config/i386/i386.md (*movxi_internal_avx512f): Use
22012 nonimmediate_or_sse_const_operand instead of vector_move_operand.
22013 Use (v,BC) alternative instead of (v,C). Use register_operand
22014 checks instead of MEM_P.
22015 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
22016 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
22017 isa attribute. Use register_operand checks instead of MEM_P.
22018 (*movti_internal): Use nonimmediate_or_sse_const_operand for
22019 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
22020 alternative and corresponding sse2 isa attribute.
22021 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
22022 to standard_sse_constant_p.
22023 (FP constant splitters): Ditto.
22024 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
22026 * config/i386/predicates.md (constm1_operand): Remove.
22027 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
22028 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
22029 vector_all_ones_operand instead of constm1_operand.
22031 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22033 * print-rtl.c (print_rtx_insn_vec): New function.
22034 * print-rtl.h: New prototype.
22035 * store-motion.c (struct st_expr): Make avail_stores a vector.
22036 (st_expr_entry): Adjust.
22037 (free_st_expr_entry): Likewise.
22038 (print_store_motion_mems): Likewise.
22039 (find_moveable_store): Likewise.
22040 (compute_store_table): Likewise.
22041 (delete_store): Likewise.
22042 (build_store_vectors): Likewise.
22044 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22046 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
22048 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22050 * vec.h (vec_safe_contains): New function.
22051 (vec::contains): Likewise.
22052 (vec::begin): Likewise.
22053 (vec::end): Likewise.
22055 2016-04-23 Jakub Jelinek <jakub@redhat.com>
22058 * cfgexpand.c (expand_stack_vars): Fix typo.
22060 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22062 * system.h (list, map, set, vector): Include conditionally.
22063 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
22064 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
22065 * ipa-icf.c (INCLUDE_LIST): Define.
22066 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
22067 * config/sh/sh.c (INCLUDE_VECTOR): Define.
22068 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
22069 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
22070 * cp/logic.cc (INCLUDE_LIST): Define.
22071 * fortran/trans-common.c (INCLUDE_MAP): Define.
22073 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22075 * auto-profile.c: Remove <string.h> include.
22076 * ipa-icf-gimple.c: Remove <list> include.
22077 * diagnostic.c: Remove <new> include.
22078 * genmatch.c: Likewise.
22079 * pretty-print.c: Likewise.
22080 * toplev.c: Likewise
22081 * c/c-objc-common.c: Likewise.
22082 * cp/error.c: Likewise.
22083 * fortran/error.c: Likewise.
22085 2016-04-22 Richard Biener <rguenther@suse.de>
22087 * lto-streamer-in.c (input_ssa_names): Do not allocate
22088 GIMPLE_NOP for all SSA names.
22089 * lto-streamer-out.c (output_ssa_names): Do not output
22090 SSA names that should have been released.
22092 2016-04-22 Richard Biener <rguenther@suse.de>
22094 PR tree-optimization/70740
22095 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
22098 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
22101 * config/i386/predicates.md (call_insn_operand): Replace
22102 sibcall_memory_operand with memory_operand.
22104 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
22106 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
22107 has_single_use() tests.
22108 (register_edge_assert_for_1): Likewise.
22109 (find_assert_locations_1): Check the liveness bitmap instead of
22110 checking has_single_use().
22112 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
22115 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
22116 Extract AVX-512BW constraint from AVX.
22118 2016-04-21 Richard Biener <rguenther@suse.de>
22120 PR tree-optimization/70725
22121 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
22122 for phi_convertible_by_degenerating_args.
22123 (predicate_all_scalar_phis): Handle single-argument PHIs.
22125 2016-04-21 Richard Biener <rguenther@suse.de>
22127 PR middle-end/70747
22128 * fold-const.c (fold_comparison): Return properly typed
22131 2016-04-21 Bin Cheng <bin.cheng@arm.com>
22133 PR tree-optimization/70715
22134 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
22135 after expanding BASE using expand_simple_operations.
22137 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22139 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
22140 New transformations.
22142 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22144 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
22146 2016-04-20 Jan Hubicka <jh@suse.cz>
22148 * ipa-inline.c (can_inline_edge_p): Pass caller info to
22149 ultiimate_alias_target.
22150 (update_callee_keys): Likewise.
22151 (lookup_recursive_calls): Likewise.
22152 (speculation_useful_p): Likewise.
22154 2016-04-20 Jan Hubicka <jh@suse.cz>
22157 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
22158 (set_nothrow_flag_1): ... this; handle interposition correctly;
22159 recurse on aliases and thunks.
22160 (cgraph_node::set_nothrow_flag): New.
22161 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
22162 functions compiled with non-call exceptions that binds to current
22164 (propagate_nothrow): Be safe WRT interposition.
22165 * cgraph.h (set_nothrow_flag): Update prototype.
22167 2016-04-18 Jan Hubicka <jh@suse.cz>
22169 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22170 max_loop_iterations_int.
22171 (tree_unswitch_outer_loop): Likewise.
22173 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22175 PR tree-optimization/69489
22176 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
22177 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
22178 Revise dump message.
22179 (if_convertible_bb_p): Remove check on edge count of basic block's
22182 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22184 PR tree-optimization/56625
22185 PR tree-optimization/69489
22186 * tree-data-ref.h (DR_INNERMOST): New macro.
22187 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
22188 hashing struct innermost_loop_behavior.
22189 (ref_DR_map): Remove.
22190 (innermost_DR_map): New map.
22191 (baseref_DR_map): Revise comment.
22192 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
22193 to innermost_DR_map accroding to its innermost loop behavior.
22194 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
22195 to its innermost loop behavior.
22196 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
22197 Add initialization for innermost_DR_map. Record memory reference
22198 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
22199 have innermost loop behavior.
22200 (if_convertible_loop_p): Remove release for ref_DR_map. Release
22203 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
22205 * config/i386/i386.md (*lea<mode>_general_1): Rename from
22206 *lea_general_1. Use explicit SWI12 mode interator.
22207 (*lea<mode>_general_2): Rename from *lea_general_2.
22208 Use explicit SWI12 mode interator.
22209 (*lea<mode>_general_3): Rename from *lea_general_3.
22210 Use explicit SWI12 mode interator.
22211 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
22212 Use explicit SWI12 mode interator.
22213 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
22214 Use explicit SWI48 mode interator.
22216 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22218 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
22219 Short-cut unaligned load and store cases. Handle all integer
22221 (ix86_expand_vector_move_misalign): Short-cut unaligned load
22222 and store cases. Call ix86_avx256_split_vector_move_misalign
22223 directly without checking mode class.
22225 2016-04-20 Andrew Pinski <apinski@cavium.com>
22226 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22229 * config/aarch64/aarch64.md (sibcall): Force call
22230 address to be DImode for ILP32.
22231 (sibcall_value): Likewise.
22233 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22235 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
22237 2016-04-20 Richard Biener <rguenther@suse.de>
22239 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
22240 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
22241 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
22242 (maybe_push_res_to_seq): Adjust.
22243 * gimple-fold.c (maybe_build_generic_op): Likewise.
22245 2016-04-20 Marek Polacek <polacek@redhat.com>
22247 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
22250 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
22252 * config/i386/sse.md (vec_unpacks_lo_hi): Always
22253 use kmovw to support AVX512F target.
22255 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22257 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
22259 2016-04-20 Marek Polacek <polacek@redhat.com>
22261 PR tree-optimization/70725
22262 * tree-if-conv.c (is_false_predicate): New function.
22263 (predicate_mem_writes): Use it.
22265 2016-04-20 Richard Biener <rguenther@suse.de>
22267 PR tree-optimization/70726
22268 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
22269 shift amounts from a pattern stmt operand.
22271 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22274 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
22275 stack_restore_from_fpr pattern when restoring r15.
22276 (s390_optimize_prologue): Strip away the memory barrier in the
22277 parallel when trying to get rid of restore insns.
22278 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
22279 definition for loading the stack pointer from an FPR. Compared to
22280 the normal move insn this pattern includes a full memory barrier.
22282 2016-04-19 Jakub Jelinek <jakub@redhat.com>
22284 PR middle-end/70680
22285 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
22286 implicitly linear or lastprivate iterator on the outer context.
22288 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22290 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
22292 * config/i386/i386.md (ssememalign): Removed.
22293 * config/i386/sse.md: Remove ssememalign attribute from patterns.
22295 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22298 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
22299 const short * to __builtin_ia32_loaddquhi512_mask.
22300 (_mm512_maskz_loadu_epi16): Likewise.
22301 (_mm512_mask_storeu_epi16): Pass short * to
22302 __builtin_ia32_storedquhi512_mask.
22303 (_mm512_mask_loadu_epi8): Pass const char * to
22304 __builtin_ia32_loaddquqi512_mask.
22305 (_mm512_maskz_loadu_epi8): Likewise.
22306 (_mm512_mask_storeu_epi8): Pass char * to
22307 __builtin_ia32_storedquqi512_mask.
22308 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
22309 const double * to __builtin_ia32_loadupd512_mask.
22310 (_mm512_mask_loadu_pd): Likewise.
22311 (_mm512_maskz_loadu_pd): Likewise.
22312 (_mm512_storeu_pd): Pass double * to
22313 __builtin_ia32_storeupd512_mask.
22314 (_mm512_mask_storeu_pd): Likewise.
22315 (_mm512_loadu_ps): Pass const float * to
22316 __builtin_ia32_loadups512_mask.
22317 (_mm512_mask_loadu_ps): Likewise.
22318 (_mm512_maskz_loadu_ps): Likewise.
22319 (_mm512_storeu_ps): Pass float * to
22320 __builtin_ia32_storeups512_mask.
22321 (_mm512_mask_storeu_ps): Likewise.
22322 (_mm512_mask_loadu_epi64): Pass const long long * to
22323 __builtin_ia32_loaddqudi512_mask.
22324 (_mm512_maskz_loadu_epi64): Likewise.
22325 (_mm512_mask_storeu_epi64): Pass long long *
22326 to __builtin_ia32_storedqudi512_mask.
22327 (_mm512_loadu_si512): Pass const int * to
22328 __builtin_ia32_loaddqusi512_mask.
22329 (_mm512_mask_loadu_epi32): Likewise.
22330 (_mm512_maskz_loadu_epi32): Likewise.
22331 (_mm512_storeu_si512): Pass int * to
22332 __builtin_ia32_storedqusi512_mask.
22333 (_mm512_mask_storeu_epi32): Likewise.
22334 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
22335 char * to __builtin_ia32_storedquqi256_mask.
22336 (_mm_mask_storeu_epi8): Likewise.
22337 (_mm256_mask_loadu_epi16): Pass const short * to
22338 __builtin_ia32_loaddquhi256_mask.
22339 (_mm256_maskz_loadu_epi16): Likewise.
22340 (_mm_mask_loadu_epi16): Pass const short * to
22341 __builtin_ia32_loaddquhi128_mask.
22342 (_mm_maskz_loadu_epi16): Likewise.
22343 (_mm256_mask_loadu_epi8): Pass const char * to
22344 __builtin_ia32_loaddquqi256_mask.
22345 (_mm256_maskz_loadu_epi8): Likewise.
22346 (_mm_mask_loadu_epi8): Pass const char * to
22347 __builtin_ia32_loaddquqi128_mask.
22348 (_mm_maskz_loadu_epi8): Likewise.
22349 (_mm256_mask_storeu_epi16): Pass short * to.
22350 __builtin_ia32_storedquhi256_mask.
22351 (_mm_mask_storeu_epi16): Pass short * to.
22352 __builtin_ia32_storedquhi128_mask.
22353 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
22354 const double * to __builtin_ia32_loadupd256_mask.
22355 (_mm256_maskz_loadu_pd): Likewise.
22356 (_mm_mask_loadu_pd): Pass onst double * to
22357 __builtin_ia32_loadupd128_mask.
22358 (_mm_maskz_loadu_pd): Likewise.
22359 (_mm256_mask_storeu_pd): Pass double * to
22360 __builtin_ia32_storeupd256_mask.
22361 (_mm_mask_storeu_pd): Pass double * to
22362 __builtin_ia32_storeupd128_mask.
22363 (_mm256_mask_loadu_ps): Pass const float * to
22364 __builtin_ia32_loadups256_mask.
22365 (_mm256_maskz_loadu_ps): Likewise.
22366 (_mm_mask_loadu_ps): Pass const float * to
22367 __builtin_ia32_loadups128_mask.
22368 (_mm_maskz_loadu_ps): Likewise.
22369 (_mm256_mask_storeu_ps): Pass float * to
22370 __builtin_ia32_storeups256_mask.
22371 (_mm_mask_storeu_ps): ass float * to
22372 __builtin_ia32_storeups128_mask.
22373 (_mm256_mask_loadu_epi64): Pass const long long * to
22374 __builtin_ia32_loaddqudi256_mask.
22375 (_mm256_maskz_loadu_epi64): Likewise.
22376 (_mm_mask_loadu_epi64): Pass const long long * to
22377 __builtin_ia32_loaddqudi128_mask.
22378 (_mm_maskz_loadu_epi64): Likewise.
22379 (_mm256_mask_storeu_epi64): Pass long long * to
22380 __builtin_ia32_storedqudi256_mask.
22381 (_mm_mask_storeu_epi64): Pass long long * to
22382 __builtin_ia32_storedqudi128_mask.
22383 (_mm256_mask_loadu_epi32): Pass const int * to
22384 __builtin_ia32_loaddqusi256_mask.
22385 (_mm256_maskz_loadu_epi32): Likewise.
22386 (_mm_mask_loadu_epi32): Pass const int * to
22387 __builtin_ia32_loaddqusi128_mask.
22388 (_mm_maskz_loadu_epi32): Likewise.
22389 (_mm256_mask_storeu_epi32): Pass int * to
22390 __builtin_ia32_storedqusi256_mask.
22391 (_mm_mask_storeu_epi32): Pass int * to
22392 __builtin_ia32_storedqusi128_mask.
22393 * config/i386/i386-builtin-types.def (PCSHORT): New.
22394 (PINT64): Likewise.
22395 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
22396 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
22397 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
22398 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
22399 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
22400 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
22401 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
22402 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
22403 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
22404 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
22405 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
22406 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
22407 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
22408 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
22409 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
22410 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
22411 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
22412 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
22413 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
22414 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
22415 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
22416 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
22417 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
22418 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
22419 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
22420 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
22421 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
22422 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
22423 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
22424 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
22425 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
22426 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
22427 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
22428 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
22429 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
22430 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
22431 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
22432 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
22433 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
22434 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
22435 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
22436 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
22437 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
22438 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
22439 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
22440 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
22441 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
22442 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
22443 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
22445 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
22446 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
22448 (ix86_expand_vector_move_misalign): Likewise.
22449 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
22450 to scalar function prototype for unaligned load/store builtins.
22451 (ix86_expand_special_args_builtin): Updated.
22452 * config/i386/sse.md (UNSPEC_LOADU): Removed.
22453 (UNSPEC_STOREU): Likewise.
22454 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
22455 (VI_ULOADSTORE_F_AVX512VL): Likewise.
22456 (ssescalarsize): Handle V4TI, V2TI and V1TI.
22457 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22458 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22459 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
22460 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
22461 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
22462 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
22463 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
22464 (<avx512>_storedqu<mode>_mask): Likewise.
22465 (*sse4_2_pcmpestr_unaligned): Likewise.
22466 (*sse4_2_pcmpistr_unaligned): Likewise.
22467 (*mov<mode>_internal): Renamed to ...
22468 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
22469 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
22470 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
22471 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
22473 2016-04-19 Richard Biener <rguenther@suse.de>
22475 PR tree-optimization/70171
22476 * tree-ssa-phiprop.c: Include stor-layout.h.
22477 (phiprop_insert_phi): Handle the aggregate copy case.
22478 (propagate_with_phi): Likewise.
22480 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
22482 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
22483 instead of simplify_gen_subreg (... , 0).
22484 (ix86_delegitimize_address): Ditto.
22485 (ix86_split_divmod): Ditto.
22486 (ix86_split_copysign_const): Ditto.
22487 (ix86_split_copysign_var): Ditto.
22488 (ix86_expand_args_builtin): Ditto.
22489 (ix86_expand_round_builtin): Ditto.
22490 (ix86_expand_special_args_builtin): Ditto.
22491 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
22492 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
22493 (udivmodqi4): Ditto.
22494 (absneg splitters): Ditto.
22495 (*jcc_bt<mode>_1): Ditto.
22497 2016-04-19 Richard Biener <rguenther@suse.de>
22499 PR tree-optimization/70724
22500 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
22501 restoring out from ...
22502 (free_scc_vn): ... here.
22503 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
22504 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
22506 (pass_fre::execute): Restore SSA info.
22508 2016-04-19 Richard Biener <rguenther@suse.de>
22510 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
22511 * gimple-walk.c (walk_gimple_op): Initialize it.
22512 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
22513 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
22514 remapping SSA names of defs.
22515 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
22518 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
22520 PR middle-end/70689
22521 * lra-constraints.c (equiv_substition_p): New.
22522 (process_alt_operands): Use it.
22523 (swap_operands): Swap it.
22524 (curr_insn_transform): Update it.
22526 2016-04-18 Michael Matz <matz@suse.de>
22528 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
22529 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
22530 * tree-core.h (tree_type_common.align): Use bit-field.
22531 (tree_type_common.spare): New.
22532 (tree_decl_common.off_align): Make smaller.
22533 (tree_decl_common.align): Use bit-field.
22535 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
22536 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
22537 (scan_sharing_clauses): Ditto.
22538 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22539 (omp_finish_file): Ditto.
22540 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
22541 (layout_decl): Ditto.
22542 (relayout_decl): Ditto.
22543 (finalize_record_size): Use SET_TYPE_ALIGN.
22544 (finalize_type_size): Ditto.
22545 (finish_builtin_struct): Ditto.
22546 (layout_type): Ditto.
22547 (initialize_sizetypes): Ditto.
22548 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
22549 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
22550 (lookup_field_for_decl): Use SET_DECL_ALIGN.
22551 (get_chain_field): Ditto.
22552 (get_trampoline_type): Ditto.
22553 (get_nl_goto_field): Ditto.
22554 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
22556 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
22557 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
22558 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22559 (build_qualified_type): Use SET_TYPE_ALIGN.
22560 (build_aligned_type, build_range_type_1): Ditto.
22561 (build_atomic_base): Ditto.
22562 (build_common_tree_nodes): Ditto.
22563 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
22564 (expand_one_stack_var_at): Ditto.
22565 * coverage.c (build_var): Use SET_DECL_ALIGN.
22566 * except.c (init_eh): Ditto.
22567 * function.c (assign_parm_setup_block): Ditto.
22568 * symtab.c (increase_alignment_1): Ditto.
22569 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
22570 * tree-vect-stmts.c (ensure_base_align): Ditto.
22571 * varasm.c (align_variable): Ditto.
22572 (assemble_variable): Ditto.
22573 (build_constant_desc): Ditto.
22574 (output_constant_def_contents): Ditto.
22576 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
22577 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
22578 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
22579 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
22580 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
22582 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
22585 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
22586 replace %vmovsd with "%vmovq".
22587 (vec_concatv2df): Likewise.
22589 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
22591 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
22592 (*vec_extractv2si_0): Ditto.
22593 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
22594 (zero_extended_scalar_load_operand splitters): Ditto.
22595 (vec_extract splitters): Ditto.
22596 (*vec_extractv4si_0_zext): Ditto.
22597 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
22598 and lowpart_subreg.
22599 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
22600 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
22601 (*sse4_1_extractps): Use lowpart_subreg.
22602 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
22604 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22606 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
22608 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
22609 Mention Solaris 11 packaging changes.
22610 Update gas and gld requirements.
22611 Remove reference to pre-Solaris 10 bug.
22612 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
22614 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
22617 2016-04-17 Jan Hubicka <jh@suse.cz>
22619 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
22620 max_loop_iterations_int.
22622 2016-04-18 Richard Biener <rguenther@suse.de>
22624 PR tree-optimization/43434
22625 * tree-ssa-structalias.c (struct vls_data): New.
22626 (visit_loadstore): Handle all pointer-based accesses.
22627 (compute_dependence_clique): Compute a bitmap of restrict tags
22628 assigned bases and pass it to visit_loadstore.
22630 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
22633 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
22634 armv8.1-a and armv8.1-a+crc.
22636 2016-04-18 Richard Biener <rguenther@suse.de>
22638 PR tree-optimization/70701
22639 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
22640 references after translating through a memcpy.
22642 2016-04-18 Richard Biener <rguenther@suse.de>
22644 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
22645 (compute_antic): ... here. For partial antic use regular
22646 postorder and scrap iteration.
22647 (compute_partial_antic_aux): Remove unused return value.
22648 (init_pre): Do not allocate postorder.
22649 (fini_pre): Do not free postorder.
22651 2016-04-18 Richard Biener <rguenther@suse.de>
22653 PR middle-end/37870
22654 * expmed.c (extract_bit_field_1): Remove broken case
22655 using a wider MODE_INT mode.
22657 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
22659 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
22660 unless compiling with at least GCC-4.8.
22662 2016-04-17 Jan Hubicka <jh@suse.cz>
22665 * graphite.c (graphite_finalize): Update call to
22666 tree_estimate_probability.
22667 * predict.h (tree_estimate_probability): Update prototype.
22669 2016-04-17 Jan Hubicka <jh@suse.cz>
22671 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
22672 (tree_estimate_probability): Likewise.
22673 (pass_profile::execute): Update.
22674 (report_predictor_hitrates): New function.
22675 * profile.c (compute_branch_probabilities): Use it.
22676 * predict.h (report_predictor_hitrates): Declare.
22678 2016-04-17 Jan Hubicka <jh@suse.cz>
22681 * cgraph.h (cgraph_node::set_const_flag,
22682 cgraph_node::set_pure_flag): Update prototype to return bool;
22684 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
22685 of interposable symbol are interposable, too.
22686 (cgraph_set_const_flag_1): Rename to ...
22687 (set_const_flag_1): ... this one; change to self recursive function
22688 instead of call_for_symbol_thunks_and_aliases. Handle correctly
22689 clearnig the flag in all variants and also virtual thunks of const
22690 functions are pure; track if any change was done.
22691 (cgraph_node::set_const_flag): Update.
22692 (struct set_pure_flag_info): New struct.
22693 (cgraph_set_pure_flag_1): Rename to ...
22694 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
22695 rather than pointer encoded flags; track if any changes was done;
22696 handle correctly clearning flag and setting flag of aliases already
22698 (cgraph_node::set_pure_flag): Update.
22699 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
22701 2016-04-17 Tom de Vries <tom@codesourcery.com>
22704 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
22705 backslash in label.
22707 2016-04-17 Tom de Vries <tom@codesourcery.com>
22709 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
22710 '{}<> ' as escape-for-record.
22712 2016-04-17 Tom de Vries <tom@codesourcery.com>
22714 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
22717 2016-04-17 Tom de Vries <tom@codesourcery.com>
22720 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
22721 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
22722 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
22723 * passes.c (finish_optimization_passes): Only call
22724 finish_graph_dump_file if dfi->graph_dump_initialized.
22725 (execute_function_dump, pass_init_dump_file): Use
22726 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
22728 2016-04-17 Tom de Vries <tom@codesourcery.com>
22730 PR tree-optimization/70256
22731 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
22732 (debug_varmap): New function.
22734 2016-04-17 Tom de Vries <tom@codesourcery.com>
22737 * passes.c (pass_manager::register_pass): Propagate pflags.
22739 2016-04-17 Tom de Vries <tom@codesourcery.com>
22742 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
22743 * passes.c (pass_manager::pass_manager): Declare and init p_start in
22744 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
22745 check if it's equal to p_start.
22746 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
22748 2016-04-15 Jan Hubicka <jh@suse.cz>
22751 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
22752 function does not bind to current def.
22753 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
22754 handle conservatively calls to functions that does not need to bind
22756 (check_call): Update call of worse_state.
22757 (ignore_edge_for_nothrow): Update.
22758 (ignore_edge_for_pure_const): Likewise.
22759 (propagate_pure_const): Update calls to worse_state.
22760 (skip_function_for_local_pure_const): Reformat comments.
22762 2016-04-15 Jan Hubicka <jh@suse.cz>
22765 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
22766 (cgraph_node::function_symbol): Likewise.
22767 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22768 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
22769 (symtab_node::ultimate_alias_target): Add REF parameter.
22770 (symtab_node::binds_to_current_def_p): Declare.
22771 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
22772 (cgraph_node::function_symbol): Likewise.
22773 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22774 (cgraph_node::get_availability): Likewise.
22775 (cgraph_edge::binds_to_current_def_p): New inline function.
22776 (varpool_node::get_availability): Add REF parameter.
22777 (varpool_node::ultimate_alias_target): Likewise.
22778 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
22779 (symtab_node::binds_to_current_def_p): Likewise.
22780 * varpool.c (varpool_node::get_availability): Likewise.
22782 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22785 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
22786 Fix mode size check.
22788 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22790 * BASE-VER: Set to 7.0.0.
22792 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
22794 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
22796 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22798 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
22799 architecture revisions.
22801 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
22803 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
22804 * config/i386/i386.c (ix86_using_red_zone): No longer static.
22805 * config/i386/i386.md (stack decrement to push peepholes): Guard
22806 with !x86_using_red_zone ().
22808 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22811 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
22812 to dump_generic_node.
22813 (NIY): Pass also flags to do_niy.
22815 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
22817 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
22818 (simd_clone_vector_of_formal_parm_types)
22819 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
22820 (simd_clone_mangle, simd_clone_create)
22821 (simd_clone_adjust_return_type, create_tmp_simd_array)
22822 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
22823 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
22824 (ipa_simd_modify_function_body, simd_clone_linear_addend)
22825 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
22826 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
22827 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
22828 * omp-simd-clone.c: ... this new file.
22829 (simd_clone_vector_of_formal_parm_types): Make it static.
22830 * Makefile.in (OBJS): Add omp-simd-clone.o.
22832 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22835 * config/i386/sse.md: Use proper memory operand modifiers.
22838 2016-04-15 Richard Biener <rguenther@suse.de>
22839 Alan Modra <amodra@gmail.com>
22841 PR tree-optimization/70130
22842 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
22843 when alignment stays not the same and no not use the realign
22846 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22849 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22850 direct move handlers for KFmode. Change TFmode handlers test from
22851 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
22853 2016-04-14 Jakub Jelinek <jakub@redhat.com>
22856 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
22857 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
22858 (inlined_polymorphic_ctor_dtor_block_p): Use it.
22859 * tree-ssa-live.c (remove_unused_scope_block_p): When
22860 in_ctor_dtor_block, avoid discarding not just BLOCKs with
22861 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
22862 block_ultimate_origin is FUNCTION_DECL.
22863 (remove_unused_locals): If current_function_decl is
22864 polymorphic_ctor_dtor_p, pass initial true to
22865 remove_unused_scope_block_p' is_ctor_dtor_block.
22867 2016-04-14 Martin Sebor <msebor@redhat.com>
22872 * doc/extend.texi (Variable Length): Revert.
22874 2016-04-14 Marek Polacek <polacek@redhat.com>
22875 Jan Hubicka <hubicka@ucw.cz>
22878 * tree.c (verify_type): Disable the canonical type of main variant
22881 2016-04-14 Jason Merrill <jason@redhat.com>
22883 * cfgexpand.c, expr.c: Revert previous change.
22885 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
22887 PR middle-end/70643
22888 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
22889 when building a mem ref for the incoming reduction variable.
22891 2016-04-14 Richard Biener <rguenther@suse.de>
22893 PR tree-optimization/70614
22894 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
22895 loop if the evolution dropped to chrec_dont_know.
22896 (interpret_condition_phi): Likewise.
22898 2016-04-14 Richard Biener <rguenther@suse.de>
22900 PR tree-optimization/70623
22901 * tree-ssa-pre.c (changed_blocks): Make global ...
22902 (compute_antic): ... local here. Move and fix worklist
22903 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
22904 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
22905 worklist handling, dump when ANTIC_IN changed.
22906 (compute_partial_antic_aux): Remove worklist handling.
22907 (init_pre): Do not compute post dominators. Add a comment about
22908 the CFG order chosen.
22909 (fini_pre): Do not free post dominators.
22911 2016-04-13 Martin Sebor <msebor@redhat.com>
22916 * doc/extend.texi (Variable Length): Document C++ specifics.
22918 2016-04-13 Jakub Jelinek <jakub@redhat.com>
22921 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
22922 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
22923 eh edges have been purged.
22926 * tree-sra.c (create_access_replacement,
22927 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
22929 * tree-pretty-print.c (dump_fancy_name): New function.
22930 (dump_decl_name, dump_generic_node): Use it.
22932 2016-04-13 Jason Merrill <jason@redhat.com>
22934 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
22935 * expr.c (expand_expr_real_1): Likewise.
22937 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
22939 * config/i386/i386.md (kunpckhi): Swap operands.
22940 (kunpcksi): Likewise.
22941 (kunpckdi): Likewise.
22942 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
22943 (vec_pack_trunc_<mode>): Likewise.
22945 2016-04-13 Jakub Jelinek <jakub@redhat.com>
22948 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
22950 PR middle-end/70633
22951 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
22952 gimplification turns some element into non-constant.
22955 * rtl.h (convert_memory_address_addr_space_1): New prototype.
22956 * explow.c (convert_memory_address_addr_space_1): No longer static,
22957 add NO_EMIT argument and don't call convert_modes if true, pass
22958 it down recursively, remove break after return.
22959 (convert_memory_address_addr_space): Adjust caller.
22960 * simplify-rtx.c (simplify_unary_operation_1): Call
22961 convert_memory_address_addr_space_1 instead of convert_memory_address,
22962 if it returns NULL, don't simplify.
22964 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
22967 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
22969 2016-04-12 Jakub Jelinek <jakub@redhat.com>
22971 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
22972 Bump the upper SIMDLEN limits, so that if the return type or
22973 characteristic type if the return type is void can be passed in
22974 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
22977 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22980 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
22981 Do not use "=" constraint on an input constraint.
22982 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
22983 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
22984 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
22985 generates (neg (abs ...)) instead of (abs ...).
22987 2016-04-12 Jakub Jelinek <jakub@redhat.com>
22989 PR rtl-optimization/70596
22990 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
22991 just invalidate LRA data and reset them. Adjust dump wording.
22993 2016-04-12 Martin Liska <mliska@suse.cz>
22996 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
22998 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23000 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23001 max_loop_iterations_int.
23002 (tree_unswitch_outer_loop): Likewise.
23003 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23004 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23006 2016-04-12 Tom de Vries <tom@codesourcery.com>
23008 PR tree-optimization/68756
23009 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
23010 instead of new_name.
23012 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23014 PR tree-optimization/70602
23015 * tree-sra.c (generate_subtree_copies): Don't write anything into
23016 constant pool decls.
23018 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
23019 regardless whether there are depend clauses or not.
23021 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23024 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
23025 target attribute and pragma from changing the -mfloat128
23026 and -mfloat128-hardware options.
23028 * doc/extend.texi (Additional Floating Types): Document PowerPC
23029 __float128 restrictions.
23031 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23034 * config/aarch64/driver-aarch64.c
23035 (aarch64_get_extension_string_for_isa_flags): New.
23036 (arch_extension): Rename to...
23037 (aarch64_arch_extension): ...This.
23038 (ext_to_feat_string): Rename to...
23039 (aarch64_extensions): ...This.
23040 (aarch64_core_data): Keep track of architecture extension flags.
23041 (cpu_data): Rename to...
23042 (aarch64_cpu_data): ...This.
23043 (aarch64_arch_driver_info): Keep track of architecture extension
23045 (get_arch_name_from_id): Rename to...
23046 (get_arch_from_id): ...This, change return type.
23047 (host_detect_local_cpu): Update and reformat for renames, handle
23048 extensions through common infrastructure.
23050 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23053 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
23054 track of a canonical flag name.
23055 (all_extensions): Likewise.
23056 (arch_to_arch_name): Also track extension flags enabled by the arch.
23057 (all_architectures): Likewise.
23058 (aarch64_parse_extension): Move to here.
23059 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
23061 (aarch64_rewrite_selected_cpu): Update for above change.
23062 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
23063 are handled, such that the single explicit value enabled by an
23064 extension is kept seperate from the implicit values it also enables.
23065 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
23067 (aarch64_parse_extension): New.
23068 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
23069 here to config/aarch64/aarch64-protos.h.
23070 (aarch64_parse_extension): Move from here to
23071 common/config/aarch64/aarch64-common.c.
23072 (aarch64_option_print): Update.
23073 (aarch64_declare_function_name): Likewise.
23074 (aarch64_start_file): Likewise.
23075 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
23076 the canonical flag for extensions.
23077 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
23080 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23082 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
23085 2016-04-09 Tom de Vries <tom@codesourcery.com>
23087 PR tree-optimization/68953
23088 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
23089 first to last subscript.
23091 2016-04-09 Jakub Jelinek <jakub@redhat.com>
23093 PR tree-optimization/70586
23094 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
23097 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
23101 PR tree-optimization/70373
23102 PR middle-end/70533
23103 PR middle-end/70534
23104 PR middle-end/70535
23105 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
23106 clauses for acc parallel reductions as necessary. Error on those
23108 * omp-low.c (scan_sharing_clauses): Don't install variables which
23109 are used in acc parallel reductions.
23110 (lower_rec_input_clauses): Remove dead code.
23111 (lower_oacc_reductions): Add support for reference reductions.
23112 (lower_reduction_clauses): Remove dead code.
23113 (lower_omp_target): Don't remap variables appearing in acc parallel
23115 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
23117 2016-04-08 Jakub Jelinek <jakub@redhat.com>
23119 PR middle-end/70593
23120 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
23121 with multiple SSA_NAME defs, force the outputs other than first
23122 to be live before calling live_track_process_def on each output.
23124 PR rtl-optimization/70574
23125 * fwprop.c (forward_propagate_and_simplify): Don't add
23126 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
23127 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
23128 paradoxical subregs within *loc.
23130 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
23132 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
23133 -ftree-parallelize-loops={0,1}.
23134 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
23135 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
23136 * config/ia64/hpux.h (LIB_SPEC): Likewise.
23137 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
23138 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
23140 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
23143 * asan.c (instrument_derefs): If we get unknown location, extract it
23144 with EXPR_LOCATION.
23145 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
23147 2016-04-08 Tom de Vries <tom@codesourcery.com>
23149 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
23150 implicit firstprivate clause.
23152 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23155 * config/arm/thumb2.md (tst + branch-> lsls + branch
23156 peephole below *orsi_not_shiftsi_si): Require that condition
23157 register is dead after the peephole.
23158 (second peephole after the above): Likewise.
23160 2016-04-08 Alan Modra <amodra@gmail.com>
23163 * builtins.c (fold_builtin_classify): For IBM extended precision,
23164 look at just the high-order double to test for NaN.
23165 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
23166 test just the high double for Inf but both doubles for subnormal
23169 2016-04-07 Jakub Jelinek <jakub@redhat.com>
23171 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
23172 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
23173 node->simdclone->mask_mode != VOIDmode masks.
23174 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
23175 earlier, use it instead of node->simdclone.
23176 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23177 Set clonei->mask_mode.
23179 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23182 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
23183 Pass it through to cp_parser_already_scoped_statement.
23184 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
23185 it through to cp_parser_statement.
23186 (cp_parser_statement): Pass IF_P through to
23187 cp_parser_iteration_statement.
23188 (cp_parser_pragma): Adjust call to
23189 cp_parser_iteration_statement.
23191 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23194 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
23195 resolve a future -Wparentheses warning.
23196 * omp-low.c (scan_sharing_clauses): Likewise.
23197 * tree-parloops.c (eliminate_local_variables): Likewise.
23199 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
23201 PR rtl-optimization/70398
23202 * lra-constraints.c (process_address_1): Check zero scale and code
23203 for reloading with zero scale.
23205 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
23207 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
23208 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
23210 2016-04-06 Jakub Jelinek <jakub@redhat.com>
23212 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23213 Add support for AVX512F clones, include them by default for
23214 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
23215 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
23218 PR middle-end/70550
23219 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
23220 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
23221 firstprivate clauses.
23222 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
23223 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
23224 (lower_omp_target): Set TREE_NO_WARNING for
23225 non-addressable possibly uninitialized vars which are copied into
23226 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
23228 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
23230 * config/pa/predicates.md (integer_store_memory_operand): Accept
23231 REG+D operands with a large offset when reload_in_progress is true.
23232 (floating_point_store_memory_operand): Likewise.
23234 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23237 * match.pd (nested int casts): Limit to GIMPLE.
23239 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
23242 * ipa-devirt.c (maybe_record_node): Fix comment; use
23243 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
23245 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23247 PR rtl-optimization/70542
23248 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
23249 if there are any uses other than insn or debug insns.
23251 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
23252 Jakub Jelinek <jakub@redhat.com>
23254 PR tree-optimization/70509
23255 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
23256 Shift HOST_WIDE_INT_1U instead of 1.
23258 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
23260 PR tree-optimization/70509
23261 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
23262 of the vector base type for index.
23264 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
23267 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
23269 2016-04-05 Richard Biener <rguenther@suse.de>
23271 PR tree-optimization/70526
23272 * tree-sra.c (build_ref_for_offset): Use prev_base to
23273 extract the alias pointer type.
23275 2016-04-05 Richard Biener <rguenther@suse.de>
23277 * dse.c (struct store_info): Remove alias_set member.
23278 (struct read_info_type): Likewise.
23279 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
23280 spill_deleted, clear_alias_set_lookup): Remove.
23281 (get_group_info): Remove dead base == NULL_RTX case.
23282 (dse_step0): Remove initialization of removed variables.
23283 (delete_dead_store_insn): Reomve alias set dumping.
23284 (free_read_records): Remove alias_set handling.
23285 (canon_address): Remove alias_set_out parameter.
23286 (record_store): Remove spill_alias_set, it's always zero.
23287 (check_mem_read_rtx): Likewise.
23288 (dse_step2): Rename from ...
23289 (dse_step2_nospill): ... this. Adjust.
23290 (scan_stores): Rename from ...
23291 (scan_stores_nospill): ... this.
23292 (scan_reads): Rename from ...
23293 (scan_reads_nospill): ... this.
23294 (scan_stores_spill, scan_reads_spill): Remove.
23295 (dse_step3_scan): Remove for_spills argument which is always false.
23296 (dse_step3): Likewise.
23297 (dse_step5): Rename from ...
23298 (dse_step5_nospill): ... this. Remove alias_set handling.
23299 (rest_of_handle_dse): Adjust.
23301 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23304 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
23305 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
23306 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
23307 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
23309 2016-04-05 Richard Biener <rguenther@suse.de>
23311 PR middle-end/70499
23312 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
23313 non-register type temporaries into SSA.
23315 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
23318 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
23319 calls when sanitizing.
23320 (possible_polymorphic_call_target_p): Fix formatting.
23322 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23323 Jakub Jelinek <jakub@redhat.com>
23325 PR middle-end/70457
23326 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
23327 to ensure a call statement is compatible with a built-in's
23329 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
23332 2016-04-04 Richard Biener <rguenther@suse.de>
23334 PR rtl-optimization/70484
23335 * rtl.h (canon_output_dependence): Declare.
23336 * alias.c (canon_output_dependence): New function.
23337 * dse.c (record_store): Use canon_output_dependence rather
23338 than canon_true_dependence.
23340 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23343 * cgraph.h (symtab_node::copy_visibility_from): New function.
23344 * symtab.c (symtab_node::copy_visibility_from): New function.
23345 * ipa-visibility.c (optimize_weakref): New function.
23346 (function_and_variable_visibility): Use it.
23348 2016-04-04 Martin Liska <mliska@suse.cz>
23351 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
23352 value that is really in range handled by SBR instruction.
23353 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
23354 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
23355 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
23357 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
23361 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
23362 set, but not for SP_REG operands.
23364 2016-04-02 Martin Sebor <msebor@redhat.com>
23367 * fold-const.c (maybe_nonzero_address): New function.
23368 (fold_comparison): Call it. Fold equality and relational
23369 expressions involving null pointers.
23370 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
23372 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
23374 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
23375 the "Y" constraint (scalar FP 0.0 immediate).
23377 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
23378 Add the "const_double" to the list of operand constraints.
23380 2016-04-01 Jakub Jelinek <jakub@redhat.com>
23382 PR rtl-optimization/70467
23383 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
23384 If low word of the last operand is 0, just emit addition/subtraction
23387 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23390 * config/s390/s390.c (s390_expand_insv): Check for everything
23391 constant instead of just VOIDmode stuff.
23393 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23396 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
23398 2016-04-01 Nathan Sidwell <nathan@acm.org>
23400 * tree.def (TRY_CATCH_EXPR): Correct documentation.
23402 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
23404 PR rtl-optimization/70461
23405 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
23408 2016-03-31 Martin Liska <mliska@suse.cz>
23411 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
23412 a tree value or an immediate integer value to a buffer
23413 that is eventually copied to a BRIG section.
23414 (emit_immediate_operand): Call the function here.
23415 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
23416 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
23417 of class' fields that are removed.
23418 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
23419 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
23420 m_brig_repr_size fields.
23422 2016-03-31 Martin Liska <mliska@suse.cz>
23425 * hsa-gen.c (hsa_function_representation::update_dominance): New
23427 (convert_addr_to_flat_segment): Likewise.
23428 (gen_hsa_memory_set): New alignment argument.
23429 (gen_hsa_ctor_assignment): Likewise.
23430 (gen_hsa_insns_for_single_assignment): Provide alignment
23431 to gen_hsa_ctor_assignment.
23432 (gen_hsa_insns_for_direct_call): Add new argument.
23433 (expand_lhs_of_string_op): New function.
23434 (expand_string_operation_builtin): Likewise.
23435 (expand_memory_copy): New function.
23436 (expand_memory_set): New function.
23437 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
23438 (convert_switch_statements): Change signature.
23439 (generate_hsa): Use a return value of the function.
23440 (pass_gen_hsail::execute): Do not call
23441 convert_switch_statements here.
23442 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
23443 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
23444 (hsa_function_representation::update_dominance): New function.
23446 2016-03-31 Martin Liska <mliska@suse.cz>
23449 * hsa-brig.c (emit_directive_variable): Emit alignment
23450 according to hsa_symbol::m_align.
23451 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
23452 (dump_hsa_symbol): Dump alignment of HSA symbols.
23453 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
23454 (gen_hsa_addr_with_align): New function.
23455 (hsa_bitmemref_alignment): Use newly added function.
23456 (gen_hsa_insns_for_load): Likewise.
23457 (gen_hsa_insns_for_store): Likewise.
23458 (gen_hsa_memory_copy): New argument added.
23459 (gen_hsa_insns_for_single_assignment): Respect
23460 alignment for assignments processed via gen_hsa_memory_copy.
23461 (gen_hsa_insns_for_direct_call): Likewise.
23462 (gen_hsa_insns_for_return): Likewise.
23463 (gen_function_def_parameters): Set default alignment.
23464 * hsa.c (hsa_object_alignment): New function.
23465 (hsa_byte_alignment): Pasted function.
23466 * hsa.h (hsa_symbol::m_align): New field.
23468 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23470 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
23471 scratch field for goto case.
23473 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
23475 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
23477 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
23480 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
23481 (scalar_chain::convert_insn): Call convert_op for reg
23482 moves to handle undefined registers.
23484 2016-03-31 Nathan Sidwell <nathan@acm.org>
23487 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
23488 Assert we don't want to move backwards.
23490 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
23493 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
23495 2016-03-31 Jakub Jelinek <jakub@redhat.com>
23497 PR rtl-optimization/70460
23498 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
23499 with operand from REG_LABEL_OPERAND, instead substitute
23500 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
23501 Don't do anything for REG_NON_LOCAL_GOTO jumps.
23503 2016-03-31 Martin Liska <mliska@suse.cz>
23505 * passes.c (execute_one_pass): Do not call
23506 todo_after for a discarded function.
23508 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23510 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
23511 (no_cost, infinite_cost): Initialize the new field.
23512 (get_computation_cost_at): Record setup cost.
23513 (determine_use_iv_cost_address): Skip cost computation for sub
23514 uses if we can estimate it without losing accuracy.
23516 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23518 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23520 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23521 max_loop_iterations_int.
23522 (tree_unswitch_outer_loop): Likewise.
23523 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23524 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23526 2016-03-30 Richard Biener <rguenther@suse.de>
23528 PR middle-end/70450
23529 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
23531 2016-03-30 Jakub Jelinek <jakub@redhat.com>
23534 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
23535 in gen_blendm expander.
23537 2016-03-30 Nick Clifton <nickc@redhat.com>
23540 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
23541 case where we are already provided with an SImode SUBREG.
23543 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
23546 * config/i386/i386.c (ix86_expand_epilogue): Properly check
23547 conflict between DRAP register and __builtin_eh_return.
23549 2016-03-30 Michael Matz <matz@suse.de>
23550 Richard Biener <rguenther@suse.de>
23553 * ipa-polymorphic-call.c (struct type_change_info): Change
23554 speculative to an unsigned allowing to limit the work we do.
23555 (csftc_abort_walking_p): New inline function..
23556 (check_stmt_for_type_change): Limit the number of may-defs
23557 skipped for speculative devirtualization to
23558 max-speculative-devirt-maydefs.
23559 * params.def (max-speculative-devirt-maydefs): New param.
23560 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
23562 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
23565 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
23568 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
23570 PR tree-optimization/59124
23571 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
23572 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
23574 2016-03-29 Jeff Law <law@redhat.com>
23576 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
23578 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23580 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
23583 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
23585 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
23586 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
23587 gcrt0.o if linking dynamically.
23589 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23592 * ipa-devirt.c (methods_equal_p): New function.
23593 (compare_virtual_tables): Use it.
23594 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
23595 * cgraphclones.c (clone_function_name_1): Use
23596 symbol_table::symbol_suffix_separator.
23597 * coverage.c (build_var): Likewise.
23598 * symtab.c (symbol_table::symbol_suffix_separator): New.
23600 2016-03-29 Jakub Jelinek <jakub@redhat.com>
23602 PR rtl-optimization/70429
23603 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
23604 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
23605 mode != result_mode.
23608 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
23610 PR tree-optimization/70405
23611 * ssa-iterators.h (num_imm_uses): Add missing braces.
23613 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
23615 PR rtl-optimization/68695
23616 * ira-color.c (allocno_copy_cost_saving): New.
23617 (improve_allocation): Use it.
23619 2016-03-29 Richard Henderson <rth@redhat.com>
23621 PR middle-end/70355
23622 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
23624 2016-03-29 Richard Biener <rguenther@suse.de>
23626 PR middle-end/70424
23627 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
23628 use alignment returned by get_pointer_alignment_1 if it is
23629 bigger than BITS_PER_UNIT.
23630 * builtins.c (get_pointer_alignment_1): Do not return true
23631 for alignment extracted from SSA info.
23633 2016-03-28 James Bowman <james.bowman@ftdichip.com>
23635 * config/ft32/ft32.opt (mnodiv): New.
23636 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
23637 * doc/invoke.texi (FT32 Options -mnodiv): New.
23639 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
23642 * config/i386/i386.md (define_split, andn): Fix modes.
23644 2016-03-26 Richard Biener <rguenther@suse.de>
23645 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23648 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
23650 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
23651 as 2nd argument to cl_optimization_restore().
23653 2016-03-25 Richard Henderson <rth@redhat.com>
23656 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
23657 * config/aarch64/aarch64-protos.h: Declare it.
23658 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
23660 2016-03-25 Alan Modra <amodra@gmail.com>
23663 * config/rs6000/constraints.md (j): Simplify.
23664 * config/rs6000/predicates.md (easy_fp_constant): Exclude
23666 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
23667 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
23668 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
23669 in all constraint alternatives.
23670 (movtd_64bit_nodm): Delete "j" constraint alternative.
23672 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23674 * tree-ssa-propagate.c: Enhance docs for
23675 SSA_PROP_NOT_INTERESTING.
23677 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23679 * doc/extend.texi: Fix typo in documentation to pure attribute.
23681 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
23684 * config/pa/pa.md (bswapdi2): Use a scratch register.
23686 2016-03-24 Richard Henderson <rth@redhat.com>
23688 PR middle-end/69845
23689 * fold-const.c (extract_muldiv_1): Correct test for multiplication
23692 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
23694 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
23695 using ix86_expand_binary_operator instead of gen_andsi3.
23697 2016-03-24 Richard Biener <rguenther@suse.de>
23699 PR tree-optimization/70396
23700 * tree-vect-stmts.c (vectorizable_comparison): Use
23701 get_vectype_for_scalar_type.
23703 2016-03-24 Richard Biener <rguenther@suse.de>
23705 PR middle-end/70370
23706 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
23707 with register bases.
23709 2016-03-24 Richard Biener <rguenther@suse.de>
23711 PR tree-optimization/70372
23712 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
23713 build_all_ones_cst to also handle vector types correctly.
23715 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23718 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
23721 2016-03-23 Marek Polacek <polacek@redhat.com>
23724 * doc/invoke.texi: Document -Wignored-attributes.
23726 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23728 PR tree-optimization/69042
23729 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
23730 parameter from 30 to 40.
23732 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23734 PR tree-optimization/69042
23735 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
23736 for use with constant offset stripped in base.
23738 2016-03-23 Richard Biener <rguenther@suse.de>
23740 PR middle-end/70251
23741 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
23742 mode compatibility check.
23743 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23745 2016-03-23 Jeff Law <law@redhat.com>
23747 PR tree-optimization/64058
23748 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
23750 (struct ssa_conflicts): Move up earlier in the file.
23751 (conflicts_, var_map_): New static variables.
23752 (initialize_conflict_count): New function to initialize the
23753 CONFLICT_COUNT field for each conflict pair.
23754 (compare_pairs): Lazily initialize the conflict count and use it
23755 as the first tie-breaker.
23756 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
23757 and wipe conflicts_ and map_ around the call to qsort. Remove
23758 special case for 2 coalesce pairs.
23759 * bitmap.c (bitmap_count_unique_bits): New function.
23760 (bitmap_count_bits_in_word): New function, extracted from
23762 (bitmap_count_bits): Use bitmap_count_bits_in_word.
23763 * bitmap.h (bitmap_count_unique_bits): Declare it.
23765 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
23768 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
23769 transparent alias chain for decl assembler name.
23770 * config/sol2.c (solaris_assemble_visibility): Likewise.
23772 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23774 * config/arm/arm1020e.md (1020call_op): Reduce reservation
23776 (v10_fdivs): Likewise.
23777 (v10_fdivd): Likewise.
23779 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23782 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
23783 to not call fclose twice on file.
23785 2016-03-23 Jakub Jelinek <jakub@redhat.com>
23787 PR tree-optimization/70354
23788 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
23789 oprnd0 is wider than oprnd1 and there is a cast from the wider
23790 type to oprnd1, mask it with the mask of the narrower type.
23793 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
23794 Optimize TARGET_STV splitters, if high or low word of last argument
23797 2016-03-22 Jeff Law <law@redhat.com>
23800 tree-ssa-threadbackward.c
23801 (fsm_find_control_statement_thread_paths): Correctly distinguish
23802 between old style jump threads vs FSM jump threads.
23804 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
23807 * config/i386/i386.c (scalar_chain::convert_op): Support
23808 uninitialized register usage case.
23810 2016-03-22 Richard Biener <rguenther@suse.de>
23812 PR middle-end/70251
23813 * genmatch.c (gen_transform): Adjust last parameter to a three-state
23815 (capture::gen_transform): ... to change behavior when substituting
23816 a condition into cond or not-cond expr context.
23817 (dt_simplify::gen_1): Adjust.
23818 * gimple-match-head.c: Include gimplify.h for unshare_expr.
23819 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
23820 last change and instead change to
23821 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
23822 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23824 2016-03-22 Anthony Green <green@moxielogic.com>
23826 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
23827 issue for moxiebox targets.
23828 (CC1PLUS_SPEC): Ditto.
23830 2016-03-22 Richard Biener <rguenther@suse.de>
23832 PR middle-end/70333
23833 * fold-const.c (extract_muldiv_1): Properly perform multiplication
23836 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23838 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
23840 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23843 * config/i386/i386.c (def_builtin): Handle
23844 OPTION_MASK_ISA_AVX512VL to be and-ed with other
23846 (const struct builtin_description bdesc_special_args[]):
23847 Remove duplicate ISA bits.
23849 2016-03-22 Jakub Jelinek <jakub@redhat.com>
23852 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
23853 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
23854 in a way that works also for AVX512BW.
23857 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
23858 instead of source if operands[1] is xmm16 and above and
23859 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
23860 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
23863 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
23864 on assign if (*from_p) is a comparison, set it to
23865 TREE_NO_WARNING (*from_p).
23867 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23869 PR middle-end/70326
23870 * lra.c (restore_scratches): Ignore deleted insns.
23872 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
23873 Jakub Jelinek <jakub@redhat.com>
23875 PR tree-optimization/70317
23876 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
23879 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
23882 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
23883 of ix86_expand_move.
23885 (movti): Use general_operand for operand 1 predicate.
23887 2016-03-21 Martin Liska <mliska@suse.cz>
23889 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
23891 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
23893 2016-03-21 Martin Liska <mliska@suse.cz>
23896 * ipa-icf.c (sem_function::parse): Skip static
23897 constructors and destructors.
23899 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23902 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
23903 function-like macro, peek following token(s) if it is followed
23904 by CPP_OPEN_PAREN token with optional padding in between, and
23905 if not, don't treat it like a macro.
23907 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
23908 Alexander Monakov <amonakov@ispras.ru>
23910 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
23911 for the stabs debug format.
23913 2016-03-21 Richard Biener <rguenther@suse.de>
23915 PR tree-optimization/70310
23916 * tree-vect-generic.c (expand_vector_condition): Fold the built
23919 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
23922 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
23923 Block third alternative for AVX-512VL target,
23925 2016-03-21 Martin Liska <mliska@suse.cz>
23928 * hsa-brig.c (emit_function_directives): Mark unemitted
23929 global variables for emission.
23930 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
23931 (get_symbol_for_decl): Likewise.
23932 * hsa.h (struct hsa_symbol): New flag.
23934 2016-03-21 Richard Biener <rguenther@suse.de>
23936 PR tree-optimization/70288
23937 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
23938 we do not estimate unsimplified all-constant conditionals or
23939 switches as optimized away.
23941 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
23943 PR rtl-optimization/69102
23944 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
23945 when we have a readonly dependency context.
23947 2016-03-18 Jeff Law <law@redhat.com>
23949 PR rtl-optimization/70263
23950 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
23951 (update_equiv_regs): When trying to move a store to after the insn
23952 that sets the source of the store, make sure the store occurs after
23953 the insn that sets the source of the store. When successful note
23954 the REG_EQUIV note created in the dump file.
23956 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
23957 Bernd Schmidt <bschmidt@redhat.com>
23959 * doc/extend.texi: Document more potential problems with basic asms.
23961 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
23963 PR rtl-optimization/70278
23964 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
23967 2016-03-18 Jason Merrill <jason@redhat.com>
23969 * calls.c (load_register_parameters): Fix zero size sibcall logic.
23971 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
23973 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
23974 values to 128b regs.
23976 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23978 PR tree-optimization/70252
23979 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
23980 boolean vector has a proper number of elements.
23981 (supportable_narrowing_operation): Likewise.
23983 2016-03-18 Tom de Vries <tom@codesourcery.com>
23986 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
23988 2016-03-18 Jakub Jelinek <jakub@redhat.com>
23990 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
23991 instead of replace_rtx for DEBUG_INSNs.
23993 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23995 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
23996 load type reservations.
23998 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
24001 * config/pa/constraints.md: Revert 2015-02-13 change. Use
24002 define_constraint for "Q" and "T" constraints.
24004 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
24006 Tweak the pipeline model for Exynos M1
24008 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
24011 2016-03-17 David Malcolm <dmalcolm@redhat.com>
24014 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
24015 where one or both locations aren't within a line_map.
24017 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
24020 * opts.c (finish_options): Don't set flag_pie to the default if
24021 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
24024 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
24026 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
24027 true as ALL_REGS argument to replace_rtx.
24029 2016-03-17 Richard Biener <rguenther@suse.de>
24032 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
24035 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24038 * rtl.h (replace_rtx): Add ALL_REGS argument.
24039 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
24040 equality and assert mode is the same, instead of just rtx pointer
24042 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
24043 true as ALL_REGS argument to replace_rtx.
24045 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
24047 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
24048 for boolean vector with vector mode only.
24049 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24051 2016-03-17 Nick Clifton <nickc@redhat.com>
24054 * config/rx/rx.c (rx_print_integer): Print negative constants in
24057 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24060 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
24062 2016-03-16 Richard Henderson <rth@redhat.com>
24063 Richard Biener <rguenth@suse.de>
24065 PR middle-end/70240
24066 PR middle-end/68215
24068 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
24069 first operand as is_gimple_condexpr.
24071 PR middle-end/70240
24072 PR middle-end/68215
24074 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
24075 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
24076 Do not gimplify the result.
24077 (do_unop): Adjust call to tree_vec_extract.
24078 (do_binop): Likewise.
24079 (do_compare): Likewise.
24080 (do_plus_minus): Likewise.
24081 (do_negate): Likewise.
24082 (expand_vector_condition): Likewise.
24083 (do_cond): Likewise.
24085 2016-03-16 Richard Henderson <rth@redhat.com>
24088 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
24089 (aarch64_classify_address): Use it.
24090 (aarch64_legitimize_address): Force all subexpressions of PLUS
24091 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
24093 2016-03-16 Jakub Jelinek <jakub@redhat.com>
24094 Richard Biener <rguenth@suse.de>
24097 * rtlanal.c (replace_rtx): For REG, if from is a REG,
24098 return to even if only REGNO is equal, and assert
24101 2016-03-11 Jeff Law <law@redhat.com>
24103 PR rtl-optimization/70224
24104 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
24106 2016-03-16 Richard Henderson <rth@redhat.com>
24108 PR middle-end/70199
24109 * function.h (struct function): Add has_forced_label_in_static.
24110 * gimplify.c (force_labels_r): Set it.
24111 * lto-streamer-in.c (input_struct_function_base): Read it.
24112 * lto-streamer-out.c (output_struct_function_base): Write it.
24113 * tree-inline.c (has_label_address_in_static_1): Remove.
24114 (copy_forbidden): Remove fndecl parameter; test
24115 has_forced_label_in_static.
24116 (inline_forbidden_p): Update call to copy_forbidden.
24117 (tree_versionable_function_p): Likewise.
24118 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
24119 (chkp_versioning): Likewise.
24120 * tree-inline.h (copy_forbidden): Update decl.
24122 2016-03-16 Marek Polacek <polacek@redhat.com>
24125 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
24126 function being thunked if the result type doesn't have fixed size.
24127 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
24128 doesn't have fixed size.
24130 2016-03-16 Bin Cheng <bin.cheng@arm.com>
24132 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
24133 reporting malformed loop nest.
24135 2016-03-16 Tom de Vries <tom@codesourcery.com>
24138 * ipa-devirt.c (possible_polymorphic_call_targets): Move
24139 nodes.length () == 1 test to before first nodes[0] access.
24141 2016-03-16 Tom de Vries <tom@codesourcery.com>
24143 PR tree-optimization/68715
24144 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
24145 single_pred_p test.
24147 2016-03-16 Tom de Vries <tom@codesourcery.com>
24149 PR tree-optimization/68809
24150 * graphite-scop-detection.c (same_close_phi_node): Test if result types
24153 2016-03-16 Carlos O'Donell <carlos@redhat.com>
24154 Sandra Loosemore <sandra@codesourcery.com>
24156 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
24157 on leaf attribute. Mention ELF interposition problems.
24159 2016-03-16 Alan Modra <amodra@gmail.com>
24161 PR rtl-optimization/69195
24162 PR rtl-optimization/47992
24163 * ira.c (indirect_jump_optimize): Ignore artificial defs.
24166 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
24169 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
24171 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24173 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
24175 2016-03-15 Jakub Jelinek <jakub@redhat.com>
24177 PR rtl-optimization/70222
24178 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
24179 optimization if mode is different from result_mode, queue up masking
24180 of the result in outer_op. Formatting fix.
24182 PR middle-end/70239
24183 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
24186 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24188 PR rtl-optimization/69032
24189 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
24190 looping backwards over basic block insns.
24192 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24195 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
24196 to non-speculative when propagating trap bits.
24198 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24200 PR rtl-optimization/63384
24201 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
24202 DEBUG_INSN_P insns.
24204 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24207 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
24208 factored out from ...
24209 (sched_analyze_insn): ... here.
24210 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
24211 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
24212 get_implicit_reg_pending_clobbers in it.
24213 (setup_id_reg_sets): Use setup_id_implicit_regs.
24214 (deps_init_id): Ditto.
24216 2016-03-15 Tom de Vries <tom@codesourcery.com>
24219 * cgraph.c (cgraph_node::get_body): Save, reset and restore
24221 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
24222 execute_function_dump.
24223 (execute_one_pass): Don't dump function if it will be dumped after ipa
24226 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
24228 * genrecog.c (match_pattern_2): If pred is NULL don't call
24229 safe_predicate_mode on it.
24231 2016-03-14 Jakub Jelinek <jakub@redhat.com>
24233 PR middle-end/70219
24234 * lra-constraints.c (delete_move_and_clobber): Change assertion
24235 to also allow dregno == 0.
24237 2016-03-14 Richard Henderson <rth@redhat.com>
24240 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
24241 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
24242 (reassociate_bb): Use optimize_vec_cond_expr; avoid
24243 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
24246 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
24249 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
24251 (lra_create_live_ranges_1): initialize hard register biggest_mode to
24253 * lra-constraints.c (split_reg): For hard regs, try to find the
24254 biggest single-register mode used in the function.
24256 2016-03-14 Richard Biener <rguenther@suse.de>
24258 PR tree-optimization/56365
24259 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
24260 constants to compare against.
24262 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
24265 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
24266 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
24267 (define_split for the GPR case): Use int_reg_operand instead of
24268 gpc_reg_operand for the output.
24270 2016-03-14 Tom de Vries <tom@codesourcery.com>
24272 PR tree-optimization/70045
24273 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
24274 create_empty_if_region_on_edge argument.
24276 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
24278 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
24279 (STACK_CHECK_PROTECT): Likewise.
24280 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24281 (STACK_CHECK_PROTECT): Likewise.
24282 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24283 (STACK_CHECK_PROTECT): Likewise.
24284 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
24285 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
24286 (STACK_CHECK_PROTECT): Likewise.
24288 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
24290 PR rtl-optimization/69307
24291 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
24292 registers in modes that span more than one register.
24294 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
24297 * lra-constraints.c (delete_move_and_clobber): New.
24298 (remove_inheritance_pseudos): Use it.
24300 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
24303 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
24304 the libcall is LCT_THROW.
24305 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
24306 for the checking routine.
24308 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24311 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
24312 optimization if we have direct move.
24313 (roundu32<mode>2_fprs): Likewise.
24315 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
24318 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
24320 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
24321 Arguments swapped. All callers changed. Take reg_renumber into
24322 account, and Calculate and compare register ranges for hard regs.
24324 2016-03-11 Jeff Law <law@redhat.com>
24326 PR tree-optimization/70190
24327 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24328 Handle cases where we can not extract the taken edge, even though we
24329 found a constant value.
24331 PR tree-optimization/64058
24332 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
24333 (num_coalesce_pairs): Move up earlier in file.
24334 (find_coalesce_pair): Initialize the INDEX field for each pair
24336 (compare_pairs): No longer sort on the elements in each pair.
24337 Instead break ties with the index of the coalesce pair.
24339 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24342 * config/aarch64/aarch64-protos.h
24343 (aarch64_save_restore_target_globals): New prototype.
24344 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
24345 Call the above when popping pragma.
24346 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
24348 (aarch64_set_current_function): Rewrite using the above.
24350 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24352 PR tree-optimization/70177
24353 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
24354 (extract_ops_from_tree): ... this. In the 2 argument
24355 overload remove _1 suffix.
24356 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
24357 (extract_ops_from_tree): ... this.
24358 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
24360 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
24361 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
24362 extract_ops_from_tree instead of 2 operand one.
24364 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
24366 PR tree-optimization/70013
24367 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
24368 for constant-pool entries.
24370 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24372 PR rtl-optimization/70174
24373 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
24374 followed by gen_lowpart on force_reg instead of just gen_lowpart.
24376 PR tree-optimization/70169
24377 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
24378 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
24381 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24382 Jakub Jelinek <jakub@redhat.com>
24385 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
24386 of uninitialized values.
24388 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24390 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
24392 ("*trunctddd2"): New pattern definition.
24393 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
24396 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24398 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
24399 definitions for BFP and DFP rounding modes.
24400 ("fixuns_truncdddi2", "fixuns_trunctddi2")
24401 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
24402 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
24403 ("fix_trunctf<mode>2"): Use the new constants instead of magic
24406 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24408 * config/s390/constraints.md: Adjust comment.
24409 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
24410 s390_decompose_addrstyle_without_index.
24411 * config/s390/predicates.md (shift_count_or_setmem_operand):
24412 Rename to setmem_operand.
24413 * config/s390/s390-protos.h
24414 (s390_decompose_shift_count): Rename to
24415 s390_decompose_addrstyle_without_index.
24416 * config/s390/s390.c (s390_decompose_shift_count)
24417 (s390_mem_constraint, print_shift_count_operand)
24418 (print_operand_address, print_operand): Rename
24419 s390_decompose_shift_count to
24420 s390_decompose_addrstyle_without_index and rename
24421 print_shift_count_operand to print_addrstyle_operand troughout the
24423 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
24424 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
24425 Rename shift_count_or_setmem_operand to setmem_operand.
24426 * config/s390/vx-builtins.md ("vec_insert<mode>")
24427 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
24430 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24433 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24434 Handle overlapping retval and newval.
24436 2016-03-10 Nick Clifton <nickc@redhat.com>
24439 * config/aarch64/aarch64.c
24440 (aarch64_override_options_after_change_1): When forcing
24441 flag_omit_frame_pointer to be true, use a special value that can
24442 be detected if this function is called again, thus preventing
24443 flag_omit_leaf_frame_pointer from being forced to be false.
24445 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24447 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
24448 Set x_flag_omit_leaf_frame_pointer when handling
24449 -momit-leaf-frame-pointer.
24451 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24454 * cgraph.c (cgraph_node::dump): Dump split_part and
24455 indirect_call_target.
24456 * cgraph.h (cgraph_node): Add indirect_call_target flag.
24457 * ipa.c (has_addr_references_p): Cleanup.
24458 (is_indirect_call_target_p): New.
24459 (walk_polymorphic_call_targets): Do not mark virtuals that may be
24460 called indirectly as local.
24461 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
24463 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24466 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
24467 on cxa_pure_virtual.
24469 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24472 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
24474 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24477 * tree.c (need_assembler_name_p): Only record main variant type names.
24479 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24482 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
24483 Always define to 0 or 1.
24484 (TARGET_FIX_ERR_A53_843419): New macro.
24485 * config/aarch64/aarch64-elf-raw.h
24486 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
24487 * config/aarch64/aarch64-linux.h: Likewise.
24488 * config/aarch64/aarch64.c
24489 (aarch64_override_options_after_change_1): Do not default
24490 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
24492 (aarch64_attributes): Handle fix-cortex-a53-843419.
24493 (aarch64_can_inline_p): Likewise.
24494 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
24496 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
24497 Jakub Jelinek <jakub@redhat.com>
24499 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
24500 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
24501 DECL_COMMONS if flag_unconstrained_commons is set.
24502 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24503 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
24504 (funconstrained-commons): Document.
24506 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24508 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
24509 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
24511 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
24513 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
24514 has a proper number of elements.
24516 2016-03-10 Alan Modra <amodra@gmail.com>
24518 PR rtl-optimization/69195
24519 PR rtl-optimization/47992
24520 * ira.c (recorded_label_ref): Delete.
24521 (update_equiv_regs): Return void.
24522 (indirect_jump_optimize): New function.
24523 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
24524 before regstat_compute_ri. Don't rebuild_jump_labels here.
24525 Delete update_regstat.
24527 2016-03-10 Richard Biener <rguenther@suse.de>
24529 PR tree-optimization/70128
24530 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24531 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
24533 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24535 PR tree-optimization/70152
24536 * tree-sra.c (replace_removed_params_ssa_names): Copy over
24537 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
24540 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
24541 instead of gen_sse2_loadlpd.
24542 * config/i386/sse.md (*vec_concatv2df): Rename to...
24543 (vec_concatv2df): ... this.
24545 PR tree-optimization/70127
24546 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
24548 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24552 * diagnostic-show-locus.c (compatible_locations_p): New function.
24553 (layout::layout): Sanitize ranges using compatible_locations_p.
24555 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24559 * diagnostic-show-locus.c (layout_range::layout_range): Replace
24560 location_range param with three const expanded_locations * and a
24562 (layout::layout): Replace call to
24563 rich_location::lazily_expand_location with get_expanded_location.
24564 Extract the range and perform location expansion here, passing
24565 the results to the layout_range ctor.
24566 * diagnostic.c (source_range::debug): Delete.
24567 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
24568 of rich_location::get_expanded_location.
24569 * gcc-rich-location.c (get_range_for_expr): Delete.
24570 (gcc_rich_location::add_expr): Reimplement to avoid the
24571 rich_location::add_range overload that took a location_range,
24572 passing a location_t instead.
24574 2016-03-09 Richard Biener <rguenther@suse.de>
24575 Jakub Jelinek <jakub@redhat.com>
24577 PR tree-optimization/70138
24578 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24579 Also skip vect_double_reduction_def.
24581 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24584 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
24585 if the operand is "m".
24587 2016-03-09 Nathan Sidwell <nathan@acm.org>
24589 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
24591 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24593 * config/i386/i386.c (processor_target_table): Fix cost table
24594 intialization order for znver1.
24596 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24598 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
24599 - becuase -> because.
24600 * ipa-reference.c (ignore_module_statics): Likewise.
24601 * cgraph.c (cgraph_node::get_body): Likewise.
24602 * ipa-inline.c (early_inliner): Likewise.
24603 * ipa-devirt.c (types_same_for_odr): Likewise.
24604 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
24605 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
24607 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24609 * tree-ssa-math-opts.c: Fix typo in comment.
24611 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24614 * config/i386/i386.c (scalar_chain::make_vector_copies,
24615 scalar_chain::convert_reg): Call end_sequence in between
24616 get_insns and emit_conversion_insns rather than after both
24619 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
24622 * config/i386/i386.h (machine_function): Add
24623 pc_thunk_call_expanded flag.
24624 (ix86_pc_thunk_call_expanded): New define.
24625 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
24626 (*set_got): Rename insn pattern from set_got.
24627 (*set_got_labelled): Rename inst pattern from set_got_labelled.
24628 * config/i386/i386.c (ix86_compute_frame_layout): Use
24629 ix86_pc_thunk_call_expanded to prevent red-zone.
24631 2016-03-07 Martin Jambor <mjambor@suse.cz>
24633 * hsa.h (hsa_get_ctor_statements): Declare.
24634 (hsa_get_dtor_statements): Likewise.
24635 (hsa_get_kernel_dispatch_type): Likewise.
24636 * hsa.c (hsa_get_ctor_statements): New function.
24637 (hsa_get_dtor_statements): Likewise.
24638 (hsa_get_kernel_dispatch_type): Likewise.
24639 * hsa-brig.c (hsa_cdtor_statements): Removed.
24640 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
24641 hsa_get_dtor_statements.
24642 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
24643 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
24645 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
24647 * config/arm/arm-cores.def (cortex-r8): New.
24648 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
24649 * config/arm/arm-tune.md: Likewise.
24650 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
24652 2016-03-07 Martin Sebor <msebor@redhat.com>
24654 PR rtl-optimization/19705
24655 * doc/invoke.texi (Options That Control Optimization): Clarify
24656 -fno-branch-count-reg.
24658 2016-02-26 Richard Biener <rguenther@suse.de>
24659 Jeff Law <law@redhat.com>
24661 PR tree-optimization/69740
24662 * cfghooks.c (remove_edge): Request loop fixups if we delete
24663 an edge that might turn an irreducible loop into a natural
24665 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
24666 Move after definition of loops_state_clear.
24668 2016-03-07 Bin Cheng <bin.cheng@arm.com>
24670 PR rtl-optimization/69052
24671 * rtlanal.c (commutative_operand_precedence): Set higher precedence
24674 2016-03-07 Tom de Vries <tom@codesourcery.com>
24676 PR tree-optimization/70116
24677 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
24678 is_tm_ending stmts and ubsan/asan internal functions.
24679 (find_duplicate): Use it. Don't test is_tm_ending here.
24681 2016-03-07 Richard Biener <rguenther@suse.de>
24683 PR tree-optimization/70115
24684 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
24685 (propagate_constants_for_unrolling): Use replace_uses_by.
24687 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
24689 PR middle-end/69916
24690 * omp-low.c (struct oacc_loop): Add ifns.
24691 (new_oacc_loop_raw): Initialize it.
24692 (finish_oacc_loop): Clear mask & flags if no ifns.
24693 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
24694 (oacc_loop_xform_loop): Add ifns arg & adjust.
24695 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
24697 2016-03-07 Richard Henderson <rth@redhat.com>
24700 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
24701 (insert_value_copy_on_edge): Likewise.
24703 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24705 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
24707 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24710 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
24712 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24714 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
24716 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24718 Fix sseimul type attribute.
24719 * config/i386/znver1.md
24720 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
24721 znver1_sseimul_avx256_load) : Fix the type attribute.
24722 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
24723 pipe usage and latency.
24725 2016-03-05 Jakub Jelinek <jakub@redhat.com>
24728 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
24729 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
24732 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24735 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
24737 PR rtl-optimization/69941
24738 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
24739 the reg share its mode.
24741 2016-03-04 Jeff Law <law@redhat.com>
24743 PR tree-optimization/69196
24744 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24745 If the both SSA_NAMEs are anonymous, then consider them unassociated
24746 and include the PHI in the statement count.
24748 2016-03-05 Tom de Vries <tom@codesourcery.com>
24750 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
24751 construct in oacc routine. Check for oacc region in oacc routine.
24753 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24756 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
24757 2016-02-22 changes, instead don't recurse if RECUR is already true.
24758 Don't change *dynamic_check if RECUR. Adjust recursive caller
24759 to pass true to the new argument.
24760 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
24763 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
24764 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
24766 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
24768 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24770 PR rtl-optimization/57676
24771 * lra-assigns.c (lra_assign): Guard test for maximum iterations
24772 with flag_checking.
24774 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
24776 * tree-vect-patterns.c (search_type_for_mask): Handle
24777 comparison of booleans.
24779 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24781 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
24785 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
24786 all other ops that have dw_val_class_die_ref operands,
24787 and DW_OP_GNU_entry_value.
24789 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24791 PR rtl-optimization/69904
24792 * config/arm/arm.c (arm_cannot_copy_insn_p):
24793 Return true for load-exclusive instructions.
24795 2016-03-03 Jakub Jelinek <jakub@redhat.com>
24798 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
24799 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
24800 the pattern no matter if it is used just by non-pattern, pattern
24802 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
24803 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
24804 oprnd1 def_stmt is in pattern, don't look through it.
24806 2016-03-03 Marek Polacek <polacek@redhat.com>
24808 PR middle-end/70050
24809 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
24811 2016-03-03 Martin Liska <mliska@suse.cz>
24813 PR tree-optimization/70043
24814 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
24815 previous statement if we see a debug statement.
24817 2016-03-03 Richard Biener <rguenther@suse.de>
24819 PR tree-optimization/55936
24820 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
24821 parameter and guard unsafe equivalence use.
24822 (vrp_evaluate_conditional_warnv_with_ops): Always use
24823 safe equivalences but not via the quadratic compare_names
24826 2016-03-03 Michael Collison <michael.collison@linaro.org>
24829 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
24830 for operand 1 to s_register_operand. Change predicate for operand
24831 2 to arm_not_immediate_operand.
24833 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
24835 * doc/tm.texi: Regenerated.
24837 2016-03-02 Richard Henderson <rth@redhat.com>
24840 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
24841 simplification when all args are positive non-fixed registers.
24843 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24845 * target.def (lra_p): Specify that new ports should use LRA.
24847 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24850 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
24851 gimplify_type_sizes the type they refer to.
24852 (omp_notice_variable): Handle reference vars to VLAs.
24853 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
24854 reference to VLA decls in the second pass instead of first pass.
24856 2016-03-02 Tom de Vries <tom@codesourcery.com>
24858 PR tree-optimization/68659
24859 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
24860 new_expr == NULL_TREE.
24861 (get_new_name): Handle ADDR_EXPR.
24863 2016-03-02 Bin Cheng <bin.cheng@arm.com>
24865 PR rtl-optimization/69052
24866 * loop-invariant.c (canonicalize_address): New function.
24867 (inv_can_prop_to_addr_use): Check validity of address expression
24868 which is canonicalized by above function.
24870 2016-03-02 Alan Modra <amodra@gmail.com>
24873 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
24876 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24879 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
24880 (*movhi_internal): Put mask moves from and to memory separately
24881 from moves from/to GPRs.
24883 2016-03-02 Richard Biener <rguenther@suse.de>
24885 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
24886 GENERIC expressions in GIMPLE.
24888 2016-03-02 Richard Biener <rguenther@suse.de>
24890 * config/i386/i386.c (type_natural_mode): Fix typo.
24892 2016-03-02 Nick Clifton <nickc@redhat.com>
24894 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
24896 2016-03-02 Richard Biener <rguenther@suse.de>
24897 Uros Bizjak <ubizjak@gmail.com>
24900 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
24902 2016-03-02 Richard Biener <rguenther@suse.de>
24904 PR middle-end/67278
24905 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
24907 2016-03-02 Marek Polacek <polacek@redhat.com>
24910 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
24911 "is promoted to" warning.
24913 2016-03-01 DJ Delorie <dj@redhat.com>
24915 * config.gcc: Deprecate mep-*.
24917 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
24919 PR middle-end/70025
24920 * lra-constraints.c (regno_val_use_in): New.
24921 (match_reload): Use it instead of regno_use_in.
24923 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
24925 PR rtl-optimization/70007
24926 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
24927 references present in REG_EQUAL notes attached to non-SET patterns.
24929 2016-03-01 Jeff Law <law@redhat.com>
24931 PR tree-optimization/69196
24932 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24933 Appropriately clamp the number of statements to copy when the
24934 thread path does not traverse a loop backedge.
24936 PR tree-optimization/69196
24937 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24938 Do count some PHIs in the thread path against the insn count. Decrease
24939 final statement count by one as the control statement in the last
24940 block will get removed. Remove special cased code for handling PHIs
24943 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
24946 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
24947 asm dialect alternatives to explicit GOTPCREL calls.
24949 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
24952 * ira.c (do_reload): Issue warning for generic stack checking here...
24953 * reload1.c (reload): ...instead of here and streamline it.
24955 2016-03-01 Nick Clifton <nickc@redhat.com>
24957 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
24959 2016-03-01 Richard Biener <rguenther@suse.de>
24961 PR tree-optimization/69983
24962 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
24963 types and fall back to operand_equal_p.
24965 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24968 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24970 * config/s390/constraints.md ("jm8"): New constraint.
24971 * config/s390/predicates.md ("const_int_8bitset_operand"): New
24973 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
24975 ("*setmem_long<setmem_and>"): New pattern.
24976 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
24978 ("*setmem_long_31z<setmem_and>"): New pattern.
24979 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
24980 New substitution rules with the required attributes.
24983 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24986 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24988 * gensupport.c (process_substs_on_one_elem): Split loop to
24989 complete mark_operands_used_in_match_dup on all expressions in the
24991 (adjust_operands_numbers): Inline into process_substs_on_one_elem
24992 and remove function.
24994 2016-03-01 Richard Biener <rguenther@suse.de>
24996 PR middle-end/70022
24997 * fold-const.c (fold_indirect_ref_1): Fix range checking for
24998 vector BIT_FIELD_REF extract.
25000 2016-03-01 Richard Biener <rguenther@suse.de>
25002 PR tree-optimization/69994
25003 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
25005 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
25007 PR tree-optimization/69956
25008 * tree-vect-stmts.c (supportable_widening_operation): Support
25009 multi-step conversion of boolean vectors.
25010 (supportable_narrowing_operation): Likewise.
25012 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25014 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
25017 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25019 * config/s390/subst.md (DSI_VI): New mode iterator.
25020 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
25021 * config/s390/vector.md ("vec_set<mode>"): Move expander before
25022 the insn definition.
25023 ("*vec_set<mode>"): Change predicate and add alternative to
25024 support only either register or const_int operands as element
25026 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
25028 ("vec_extract<mode>"): New expander.
25029 ("*vec_extract<mode>"): New insn definition supporting reg and
25030 const_int element selectors.
25031 ("*vec_extract<mode>_plus"): New insn definition supporting
25032 reg+const_int element selectors.
25033 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
25034 following expander+insn definition.
25035 ("<vec_shifts_name><mode>3"): New expander.
25036 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
25038 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25040 * config/s390/s390.md ("*tabort_1"): Change predicate to
25041 nonmemory_operand. Add a second alternative to cover
25042 register as well as const int operands.
25043 ("*tabort_1_plus"): New pattern definition.
25045 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25047 * config/s390/s390.md ("*ashrdi3_cc_31")
25048 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
25049 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
25050 Merge insn definitions into ...
25051 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25052 New pattern definition.
25053 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
25054 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
25055 ("*ashr<mode>3_and"): Merge insn definitions into ...
25056 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25057 New pattern definition.
25058 * config/s390/subst.md ("addr_style_op_cc_subst")
25059 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
25060 substitutions patterns plus attributes.
25061 Add ashiftrt to SUBST iterator.
25063 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25065 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
25066 op2 to nonmemory_operand.
25067 ("*<shift>di3_31", "*<shift>di3_31_and"):
25068 Merge into single pattern definition ...
25069 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
25070 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
25071 pattern definition ...
25072 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
25073 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
25076 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25078 * config/s390/predicates.md (const_int_6bitset_operand): New
25080 * config/s390/s390.md: Include subst.md.
25081 ("rotl<mode>3"): New expander.
25082 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
25084 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
25085 * config/s390/subst.md: New file.
25087 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25089 * config/s390/s390.md ("op_type", "atype", "length" attributes):
25090 Remove RRR type. It doesn't really exist.
25091 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
25093 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
25094 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
25095 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
25096 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
25097 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
25098 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
25099 `enabled' attribute.
25101 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25103 * gensupport.c (process_substs_on_one_elem): Split loop to
25104 complete mark_operands_used_in_match_dup on all expressions in the
25106 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25107 and remove function.
25109 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25112 * config/sparc/sparc.c (NWORDS_UP): Rename to...
25113 (CEIL_NWORDS): ...this. Use CEIL macro.
25114 (compute_fp_layout): Adjust to above renaming.
25115 (function_arg_union_value): Likewise.
25116 (sparc_arg_partial_bytes): Likewise.
25117 (sparc_function_arg_advance): Likewise.
25119 2016-02-29 Jeff Law <law@redhat.com>
25121 PR tree-optimization/70005
25122 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
25123 where an object with a boolean range is compared against a value
25126 PR tree-optimization/69999
25127 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
25128 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
25131 2016-02-29 Richard Biener <rguenther@suse.de>
25133 PR tree-optimization/69994
25134 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
25135 (get_unary_op): Look through nop conversions.
25136 (ops_equal_values_p): New function, look for equality diregarding
25138 (eliminate_plus_minus_pair): Use ops_equal_values_p
25139 (repropagate_negates): Do not use get_unary_op here.
25141 2016-02-29 Martin Liska <mliska@suse.cz>
25143 * system.h: Poison ENABLE_CHECKING macro.
25145 2016-02-29 Martin Liska <mliska@suse.cz>
25147 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
25148 is presented in dump flags.
25149 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25150 (hsa_regalloc): Likewise.
25152 2016-02-19 Richard Biener <rguenther@suse.de>
25154 PR tree-optimization/69980
25155 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
25156 permutation of those we need to keep.
25158 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25161 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
25162 (NWORDS_UP): ...this
25163 (init_cumulative_args): Minor tweaks.
25164 (sparc_promote_function_mode): Likewise.
25165 (scan_record_type): Delete.
25166 (traverse_record_type): New function template.
25167 (classify_data_t): New structure type.
25168 (classify_registers): New inline function.
25169 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
25170 exhausted. Instantiate traverse_record_type on classify_registers and
25171 deal with the case of a structure passed in slot #15 with no FP field
25173 (assign_data_t): New structure type.
25174 (compute_int_layout): New static function.
25175 (compute_fp_layout): Likewise.
25176 (count_registers): New inline function.
25177 (assign_int_registers): New static function.
25178 (assign_fp_registers): Likewise.
25179 (assign_registers): New inline function.
25180 (function_arg_record_value_1): Delete.
25181 (function_arg_record_value_2): Likewise.
25182 (function_arg_record_value_3): Likewise.
25183 (function_arg_record_value): Adjust to above changes. Instantiate
25184 traverse_record_type on count_registers to first count the number of
25185 registers to be used and then on assign_registers to assign them.
25186 (function_arg_union_value): Adjust to above renaming.
25187 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
25188 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
25189 case of a structure passed in slot #15
25190 (sparc_function_arg_advance): Likewise.
25191 (function_arg_padding): Minor tweak.
25193 2016-02-29 Richard Biener <rguenther@suse.de>
25195 PR tree-optimization/69720
25196 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
25197 the adjustment_def path for possibly vectorized defs.
25198 (vect_create_epilog_for_reduction): Handle vectorized initial
25201 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
25203 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
25205 2016-02-27 Jeff Law <law@redhat.com>
25208 2016-02-26 Richard Biener <rguenther@suse.de>
25209 Jeff Law <law@redhat.com>
25211 PR tree-optimization/69740
25212 * cfghooks.c (remove_edge): Request loop fixups if we delete
25213 an edge that might turn an irreducible loop into a natural
25216 2016-02-27 Jakub Jelinek <jakub@redhat.com>
25218 PR rtl-optimization/69896
25219 * tree-vect-generic.c (get_compute_type): Avoid single element
25222 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
25224 Rename the AArch64 tuning option and related functions to enable the
25225 Newton series for the reciprocal square root to reflect its
25226 approximative characteristic.
25228 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
25229 function to "aarch64_emit_approx_rsqrt".
25230 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
25231 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
25232 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
25233 (xgene1_tunings): Likewise.
25234 (use_rsqrt_p): Likewise.
25235 (aarch64_emit_swrsqrt): Use new function name.
25236 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
25237 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
25238 text explaining this option.
25239 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
25241 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25244 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
25245 complain about -mallow-movmisalign without -mvsx if
25246 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
25248 2016-02-26 Joel Sherrill <joel@rtems.org>
25250 * config.gcc: Add x86_64-*-rtems*.
25251 * config/i386/rtems-64.h: New file.
25253 2016-02-26 Joel Sherrill <joel@rtems.org>
25255 * config.gcc: Add aarch64-*-rtems*.
25256 * config/aarch64/rtems.h: New file.
25258 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
25261 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
25262 shift amount using %h. Add comment.
25264 2016-02-26 Richard Biener <rguenther@suse.de>
25265 Jeff Law <law@redhat.com>
25267 PR tree-optimization/69740
25268 * cfghooks.c (remove_edge): Request loop fixups if we delete
25269 an edge that might turn an irreducible loop into a natural
25272 2016-02-26 Martin Jambor <mjambor@suse.cz>
25274 PR middle-end/69920
25275 * tree-sra.c (sra_modify_assign): Do not remove loads of
25276 uninitialized aggregates to SSA_NAMEs.
25278 2016-02-26 Richard Henderson <rth@redhat.com>
25281 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
25282 pseudo in case the target rtx matches the source of the left
25285 2016-02-26 Martin Jambor <mjambor@suse.cz>
25288 * hsa.h (hsa_type_packed_p): Declare.
25289 * hsa.c (hsa_type_packed_p): New function.
25290 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
25292 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
25293 * hsa-brig.c (emit_basic_insn): Likewise.
25295 2016-02-26 Martin Jambor <mjambor@suse.cz>
25298 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
25300 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
25302 2016-02-26 Martin Jambor <mjambor@suse.cz>
25304 * hsa.h (is_a_helper): New overload for hsa_op_immed for
25305 hsa_op_with_type operands.
25306 (hsa_unsigned_type_for_type): Declare.
25307 * hsa.c (hsa_unsigned_type_for_type): New function.
25308 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
25309 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
25310 the finalizer. Do not emit extra move.
25312 2016-02-26 Martin Jambor <mjambor@suse.cz>
25314 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
25315 atomic operations in private segment.
25317 2016-02-26 Martin Jambor <mjambor@suse.cz>
25319 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
25320 statements to wi->info. Also disallow omp simd constructs.
25321 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
25322 for not gridifying. Dump special string for omp_for.
25324 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25327 * config/aarch64/aarch64.c (aarch64_set_current_function):
25328 Save/restore target globals when switching to
25329 target_option_default_node.
25331 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25334 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
25335 Return 0 if !SHIFT_COUNT_TRUNCATED.
25337 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25338 Eric Botcazou <ebotcazou@adacore.com>
25340 PR rtl-optimization/69891
25341 * dse.c (scan_insn): If we can't figure out memset arguments
25342 or they are non-constant, call clear_rhs_from_active_local_stores.
25344 2016-02-26 Martin Liska <mliska@suse.cz>
25346 * doc/extend.texi: Mention clog10, clog10f an clog10l
25347 in Builtins section.
25349 2016-02-26 Martin Liska <mliska@suse.cz>
25351 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
25353 (resolve_args_picking_1): Likewise.
25354 * dwarf2out.h (struct GTY): Likewise.
25356 2016-02-26 Martin Liska <mliska@suse.cz>
25358 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
25359 with flag_checking.
25360 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25362 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
25363 Martin Liska <mliska@suse.cz>
25365 * doc/install.texi: Mention --enable-valgrind-annotations.
25367 2016-02-26 Richard Biener <rguenther@suse.de>
25369 PR tree-optimization/69551
25370 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
25371 looking through aliases adjust DECL_PT_UID to refer to the
25372 ultimate alias target.
25374 2016-02-25 Martin Liska <mliska@suse.cz>
25376 PR middle-end/69919
25377 * alloc-pool.c (after_memory_report): New variable.
25378 * alloc-pool.h (base_pool_allocator ::release): Do not use
25379 the infrastructure if after_memory_report.
25380 * toplev.c (toplev::main): Mark after memory report.
25382 2016-02-25 Richard Biener <rguenther@suse.de>
25384 PR tree-optimization/48795
25385 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
25387 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
25390 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
25391 offloading is enabled and -fopenacc or -fopenmp is specified.
25392 (CRTOFFLOADEND): Likewise.
25393 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
25394 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
25395 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
25396 (offload_objects_file_name): New static var.
25397 (tool_cleanup): Remove offload_objects_file_name file.
25398 (find_offloadbeginend): Replace with ...
25399 (find_crtoffloadtable): ... this.
25400 (run_gcc): Remove offload_argc and offload_argv.
25401 Get offload_objects_file_name from -foffload-objects=... option.
25402 Read names of object files with offload from this file, pass them to
25403 compile_images_for_offload_targets. Don't call find_offloadbeginend and
25404 don't pass offloadbegin and offloadend to the linker. Don't pass
25405 offload non-LTO files to the linker, because now they're not claimed.
25407 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
25410 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
25411 on builtin_unreachable.
25413 2016-02-25 Jakub Jelinek <jakub@redhat.com>
25415 PR rtl-optimization/69896
25416 * regcprop.c: Include cfgrtl.h.
25417 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
25418 than remembered mode, either delete it (if noop_move_p), or
25419 treat like copy_p but not noop_p instruction.
25421 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25424 * dwarf2out.c (gen_variable_die): Work around buggy LTO
25425 - allow NULL decl for Fortran DW_TAG_common_block variables.
25427 2016-02-24 Jason Merrill <jason@redhat.com>
25429 * common.opt (flifetime-dse): Add -flifetime-dse=1.
25431 2016-02-24 Richard Biener <rguenther@suse.de>
25432 Jakub Jelinek <jakub@redhat.com>
25434 PR middle-end/69760
25435 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
25436 conditionally executed ops to well-defined overflow behavior.
25438 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25440 PR middle-end/69915
25441 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
25444 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25446 PR rtl-optimization/69886
25447 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
25448 argument. Use it when checking validity of set instructions.
25449 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
25450 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
25452 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
25453 * store-motion.c (find_moveable_store): Update
25454 can_assign_to_reg_without_clobbers_p callsite.
25456 2016-02-24 Richard Biener <rguenther@suse.de>
25458 PR middle-end/68963
25459 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
25461 (record_nonwrapping_iv): Do not fall back to the low/high bound
25462 for non-constant IV bases if the stmt is not always executed.
25464 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25466 * config/arm/arm-cores.def (cortex-a32): New entry.
25467 * config/arm/arm-tables.opt: Regenerate.
25468 * config/arm/arm-tune.md: Regenerate.
25469 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
25470 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
25471 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
25472 for -mcpu and -mtune.
25474 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25477 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
25478 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
25479 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
25480 (atomic_loaddi_1): Delete.
25481 (atomic_loaddi): Rewrite expander using the above changes.
25483 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25486 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
25489 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25490 Richard Biener <rguenth@suse.de>
25492 PR middle-end/69909
25493 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
25494 set_mem_attributes if tem is SSA_NAME which got expanded
25497 2016-02-24 Richard Biener <rguenther@suse.de>
25499 PR tree-optimization/69907
25500 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
25501 end of permutations for BB vectorization.
25503 2016-02-24 Christian Bruel <christian.bruel@st.com>
25505 * config/arm/arm-c.c (arm_option_override): Initialize
25506 target_option_current_node.
25507 * config/arm/arm.c (arm_pragma_target_parse): Replace
25508 build_target_option_node call by target_option_current_node.
25509 Set target_option_current_node.
25512 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
25515 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
25516 define_insn_and_split to define_insn.
25517 (zero_extendqi<mode>2_dot2): Same.
25518 (extendqi<mode>2_dot): Same.
25519 (extendqi<mode>2_dot2): Same.
25521 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25523 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
25524 and add bypass for AES{D,E} and AESMC pairs.
25525 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
25528 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25530 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
25531 series for reciprocal square root in Exynos M1.
25533 2016-02-23 Martin Sebor <msebor@redhat.com>
25536 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
25537 __builtin_alloca_with_align.
25539 2016-02-23 Richard Henderson <rth@redhat.com>
25541 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
25542 (ix86_register_pragmas): Remove __seg_tls.
25543 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
25544 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
25545 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
25546 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
25547 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
25548 * doc/extend.texi (__seg_tls): Remove item.
25550 2016-02-23 Richard Biener <rguenther@suse.de>
25552 * alloc-pool.h (struct allocation_object): Make id member
25553 conditional on CHECKING_P again.
25554 (get_instance): Adjust.
25555 (base_pool_allocator): Likewise.
25557 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
25559 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
25560 (parallelize_loops): In OpenACC kernels mode, set n_threads to
25562 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
25564 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
25566 2016-02-23 Richard Biener <rguenther@suse.de>
25568 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
25569 * bitmap.h (struct bitmap_usage): Likewise.
25570 (bitmap_move): Declare.
25571 * bitmap.c (register_overhead): Take size_t argument.
25572 (bitmap_move): New function.
25573 * df-problems.c (df_rd_transfer_function): Use bitmap_move
25574 to properly account overhead.
25575 * tree.c (free_node): Use tree_size.
25577 2016-02-23 Jakub Jelinek <jakub@redhat.com>
25580 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
25581 when inverting comparison.
25584 * common.opt (Wunreachable-code): Add Warning flag.
25586 2016-02-23 Mark Wielaard <mjw@redhat.com>
25587 Jakub Jelinek <jakub@redhat.com>
25590 * cgraphunit.c (check_global_declaration): Check main_input_filename
25591 and DECL_SOURCE_FILE are not NULL.
25593 2016-02-23 Martin Jambor <mjambor@suse.cz>
25595 PR tree-optimization/69666
25596 * tree-sra.c (sra_modify_assign): Do not attempt to create
25597 default_def replacements for unscalarizable regions.
25599 2016-02-20 Mark Wielaard <mjw@redhat.com>
25602 * cgraphunit.c (check_global_declaration): Check level of
25603 warn_unused_const_variable and main_input_filename.
25604 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
25605 (-Wunused-variable): For C implies -Wunused-const-variable=1.
25606 (-Wunused-const-variable): Explain levels 1 and 2.
25608 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25611 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
25612 identical arguments. Formatting and spelling fixes.
25615 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
25620 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
25621 and m68k-devices.def.
25622 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
25623 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
25625 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
25627 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
25628 and HImode registers.
25630 2016-02-22 Richard Biener <rguenther@suse.de>
25632 PR tree-optimization/69882
25633 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
25634 preserve permutations present because of gaps.
25635 (vect_supported_load_permutation_p): Always continue checking
25636 permutations after vect_attempt_slp_rearrange_stmts.
25638 2016-02-22 Bin Cheng <bin.cheng@arm.com>
25640 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
25641 min_profitable_estimate, rather than min_profitable_iters.
25643 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25646 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
25647 SImode for last match_operand.
25649 2016-02-22 Martin Liska <mliska@suse.cz>
25651 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
25652 return bitsize - 1 as the return value.
25654 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
25658 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
25659 Handle negative shift counts.
25660 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
25661 force_reg on the shift constant.
25662 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
25663 (lshrsi3_d): Handle negative shift counts.
25665 2016-02-22 Richard Biener <rguenther@suse.de>
25666 Tom de Vries <tom@codesourcery.com>
25668 * graph.c: Include dumpfile.h.
25669 (print_graph_cfg): Split into three overloads.
25670 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
25672 2016-02-22 Tom de Vries <tom@codesourcery.com>
25674 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
25677 2016-02-22 Richard Biener <rguenther@suse.de>
25680 * ipa-inline-transform.c (inline_call): When not updating
25681 overall summaries adjust self size by the growth estimate.
25682 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
25683 hash-set, do not update overall summaries here. Renamed from ...
25684 (inline_to_all_callers): ... this which is now wrapping the
25685 above and performing delayed overall summary update.
25686 (early_inline_small_functions): Delay updating of the overall
25689 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
25691 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
25694 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25697 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
25698 :%* in %:gt() argument.
25699 (greater_than_spec_func): Adjust for expecting only numbers,
25700 if there are more than two numbers, compare the last two.
25702 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
25704 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
25705 -Wnarrowing with -std.
25707 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25710 * expr.c (store_field): Don't use bit-field path if exp is
25711 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
25712 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
25713 and the assignment can be performed by bitwise copy. Formatting
25716 PR middle-end/69838
25717 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
25718 call copy_reg_eh_region_note_forward on before and/or after sequences
25719 and remove note from insn if it no longer can throw.
25722 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
25723 if TARGET_AVX512BW.
25725 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25727 * config/s390/vector.md: Add missing commutative operand markers
25728 to the patterns which qualify for one.
25729 * config/s390/vx-builtins.md: Likewise.
25731 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25733 * config/s390/vector.md (VI, VI_QHS): Add single element vector
25734 types to mode iterators.
25735 (vec_double): ... and mode attribute.
25736 * config/s390/vx-builtins.md (non_vec_int): Likewise.
25738 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25740 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
25741 Change the predicate of op2 from nonimmediate to general and let
25742 reload fix it if necessary.
25744 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25746 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
25748 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25750 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
25753 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25755 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
25756 * config/s390/s390.c (s390_expand_vec_movstr): New function.
25757 * config/s390/s390.md ("movstr<P:mode>"): Call
25758 s390_expand_vec_movstr.
25760 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25762 * config/s390/s390.md: Add missing output modifier for operand 1
25763 to print it as address properly.
25765 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25767 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
25768 * config/s390/2964.md: New file.
25769 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
25770 of insn grouping attributes depending on the CPU level.
25771 (s390_get_unit_mask): New function.
25772 (s390_sched_score): Remove the OOO from the scheduling macros.
25773 Add loop to calculate a score for the instruction mix.
25774 (s390_sched_reorder): Likewise plus improve debug output.
25775 (s390_sched_variable_issue): Rename macros as above. Calculate
25776 the unit distances after actually scheduling an insn. Improve
25778 (s390_sched_init): Clear last_scheduled_unit_distance array.
25779 * config/s390/s390.md: Include 2964.md.
25781 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25784 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
25785 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
25786 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
25787 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
25788 *avx512f_<code>v8div16qi2_mask_1): New insns.
25790 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
25793 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
25796 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
25797 earlyclobber from target. Use wF constraint for fused memory
25799 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
25801 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25802 Martin Liska <mliska@suse.cz>
25805 * cfgexpand.c (asan_sanitize_stack_p): New function.
25806 (partition_stack_vars): Use the function.
25807 (expand_stack_vars): Likewise.
25808 (defer_stack_allocation): Likewise.
25809 (expand_used_vars): Likewise.
25811 2016-02-18 Richard Biener <rguenther@suse.de>
25813 PR middle-end/69553
25814 * fold-const.c (operand_equal_p): Properly compare offsets for
25815 IMAGPART_EXPR and ARRAY_REF.
25817 2016-02-18 Nick Clifton <nickc@redhat.com>
25821 * config/arm/arm.c (arm_option_override_internal): Disable
25822 interworking if the target does not support thumb instructions.
25823 (arm_reload_in_hi): Handle the case where a register to register
25824 move needs reloading because there is no simple pattern to handle
25826 (arm_reload_out_hi): Likewise.
25828 2016-02-18 Richard Biener <rguenther@suse.de>
25830 PR middle-end/69854
25831 * match.pd: Don't use fold_binary or fold_unary for folding
25834 2016-02-17 Jakub Jelinek <jakub@redhat.com>
25837 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
25838 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
25839 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
25840 warn on gimple_no_warning_p statements.
25842 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
25844 * doc/extend.texi (C++ Attributes): Correct description of
25845 warn_unused type attribute.
25847 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25849 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
25850 correct instruction.
25852 2016-02-17 Richard Biener <rguenther@suse.de>
25854 PR rtl-optimization/69609
25855 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
25856 (find_traces_1_round): When ending a trace update cached priority
25858 (bb_to_key): Use cached priority when available.
25859 (copy_bb): Initialize cached priority.
25860 (reorder_basic_blocks_software_trace_cache): Likewise.
25862 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25865 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
25867 (aarch64_comparison_operator): Break overly long line into two.
25868 (aarch64_comparison_operation): Likewise.
25869 * config/aarch64/aarch64.md (cstorecc4): Use
25870 aarch64_comparison_operator_mode instead of
25871 aarch64_comparison_operator.
25872 (cstore<mode>4): Likewise.
25873 (aarch64_cstore<mode>): Likewise.
25874 (*cstoresi_insn_uxtw): Likewise.
25875 (cstore<mode>_neg): Likewise.
25876 (*cstoresi_neg_uxtw): Likewise.
25878 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25881 * config/arm/predicates.md (arm_comparison_operator_mode):
25883 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
25884 instead of arm_comparison_operator.
25885 (*mov_negscc): Likewise.
25886 (*mov_notscc): Likewise.
25887 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
25888 (*thumb2_mov_negscc): Likewise.
25889 (*thumb2_mov_negscc_strict_it): Likewise.
25890 (*thumb2_mov_notscc): Likewise.
25891 (*thumb2_mov_notscc_strict_it): Likewise.
25893 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
25895 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
25896 Add missing return.
25898 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
25900 * config/visium/visium.c (machine_libfunc_index): New enum.
25901 (machine_libfuncs): New structure.
25902 (visium_libfuncs): New static variable.
25903 (TARGET_INIT_LIBFUNCS): Define to...
25904 (visium_init_libfuncs): ...this. New function.
25905 (expand_block_move_4): Use the appropriate libfunc.
25906 (expand_block_move_2): Likewise.
25907 (expand_block_move_1): Likewise.
25908 (expand_block_set_4): Likewise.
25909 (expand_block_set_2): Likewise.
25910 (expand_block_set_1): Likewise.
25911 (visium_trampoline_init): Likewise.
25913 2016-02-17 Nick Clifton <nickc@redhat.com>
25915 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
25916 TI's devices.csv file as of March 2016.
25918 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
25921 * opts-global.c (handle_common_deferred_options): Introduce and
25922 initialize two global variables to remember command-line options
25923 specifying a stack-limiting register.
25924 * opts.h: Add extern declarations of the two new global variables.
25925 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
25926 variable based on the values of the two new global variables.
25928 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25931 * common.opt (Wnonnull-compare): New warning.
25932 * doc/invoke.texi (-Wnonnull): Remove text about comparison
25933 of arguments against NULL.
25934 (-Wnonnull-compare): Document.
25935 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
25936 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
25937 * passes.def (pass_warn_nonnull_compare): Add.
25938 * gimple-ssa-nonnull-compare.c: New file.
25940 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25942 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
25943 AARCH64_EXTRA_TUNE_RECIP_SQRT.
25945 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25947 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
25948 reciprocal sqrt for -mlow-precision-recip-sqrt.
25950 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25951 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25953 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
25954 always use lane loads to construct non-constant vectors.
25956 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25958 * config/aarch64/aarch64.md
25959 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
25960 constraints for operand 3.
25961 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
25963 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25964 Richard Biener <rguenther@suse.de>
25966 PR tree-optimization/69820
25967 * tree-vect-patterns.c (type_conversion_p): Return false if
25968 *orig_type is unsigned single precision or boolean.
25969 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
25972 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25974 PR rtl-optimization/69764
25975 PR rtl-optimization/69771
25976 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
25977 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
25979 2016-02-16 Richard Biener <rguenther@suse.de>
25981 PR tree-optimization/69776
25982 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
25984 (indirect_refs_may_alias_p): Likewise.
25985 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
25986 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
25987 according to tbaa_p.
25988 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
25989 (optimize_stmt): For redundant store discovery do not allow tbaa.
25991 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
25993 PR tree-optimization/69714
25994 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
25995 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
25997 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
25999 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
26000 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
26001 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
26002 * config/arc/arc.c (arc_init): Check FPU options.
26003 (get_arc_condition_code): Handle new CC_FPU* modes.
26004 (arc_select_cc_mode): Likewise.
26005 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
26006 register pair only. Allow access for ARCv2 accumulator.
26007 (gen_compare_reg): Whenever we have FPU support use FPU compare
26009 (arc_reorg): Don't generate brcc insns when FPU compare
26010 instructions are involved.
26011 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
26012 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
26013 floating point emulation.
26014 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
26015 (REVERSE_CONDITION): Add new CC_FPU* modes.
26016 (TARGET_FP_SP_BASE): Define.
26017 (TARGET_FP_DP_BASE): Likewise.
26018 (TARGET_FP_SP_FUSED): Likewise.
26019 (TARGET_FP_DP_FUSED): Likewise.
26020 (TARGET_FP_SP_CONV): Likewise.
26021 (TARGET_FP_DP_CONV): Likewise.
26022 (TARGET_FP_SP_SQRT): Likewise.
26023 (TARGET_FP_DP_SQRT): Likewise.
26024 (TARGET_FP_DP_AX): Likewise.
26025 * config/arc/arc.md (ARCV2_ACC): New constant.
26026 (type): New fpu type attribute.
26027 (SDF): Conditional iterator.
26028 (cstore<mode>, cbranch<mode>): Change expand condition.
26029 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
26030 handles FPU/FPX cases as well.
26031 * config/arc/arc.opt (mfpu): New option.
26032 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
26034 (adddf3, muldf3, subdf3): Removed.
26035 * config/arc/predicates.md (proper_comparison_operator): Recognize
26037 * config/arc/fpu.md: New file.
26038 * doc/invoke.texi (ARC Options): Document mfpu option.
26040 2016-02-16 Richard Biener <rguenther@suse.de>
26042 PR rtl-optimization/69291
26043 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
26044 noce_operand_ok check.
26046 2016-02-16 Tom de Vries <tom@codesourcery.com>
26049 * omp-low.c (simd_clone_create): Remove call to
26050 symtab->call_cgraph_insertion_hooks.
26052 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26054 PR tree-optimization/69802
26055 * tree-ssa-reassoc.c (update_range_test): If op is
26056 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
26057 op == 1 test of precision 1 integral op, otherwise handle
26058 that case as op itself. Fix up formatting.
26059 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
26062 2016-02-16 Richard Biener <rguenther@suse.de>
26064 PR tree-optimization/69586
26065 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
26066 types for conversion sources.
26068 2016-02-16 Richard Biener <rguenther@suse.de>
26070 PR middle-end/69801
26071 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
26072 mask OEP_ADDRESS_OF.
26074 2016-02-16 Alan Modra <amodra@gmail.com>
26077 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
26078 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
26079 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
26081 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
26082 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
26083 (p8_fmrgow_<mode>): Likewise.
26084 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
26086 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
26087 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
26088 to use movdi_internal64. Remove op0_di.
26089 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
26091 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
26093 Add support for the FCCMP insn types
26095 * config/aarch64/aarch64.md (fccmp): Change insn type.
26096 (fccmpe): Likewise.
26097 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
26098 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
26099 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
26100 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
26101 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
26102 * config/arm/types.md (fccmps): Add new insn type.
26103 (fccmpd): Likewise.
26105 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
26107 * alias.c (get_alias_set): Fix a typo in comment.
26109 2016-02-15 Richard Biener <rguenther@suse.de>
26111 PR tree-optimization/69595
26112 * match.pd: Complete range test simplification to true.
26114 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
26116 PR rtl-optimization/69648
26117 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
26118 pic_offset_table_rtx.
26120 PR rtl-optimization/69752
26121 * ira.c (update_equiv_regs): When looking for more than a single SET,
26122 also take other side effects into account.
26124 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26126 * config/s390/s390.c (s390_function_profiler): Add a new sequence
26127 for z900+ CPUs in 31-bit mode.
26129 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26131 * common/config/s390/s390-common.c (s390_supports_split_stack):
26133 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
26134 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
26135 * config/s390/s390.c (struct machine_function): New field
26136 split_stack_varargs_pointer.
26137 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
26138 in s390_emit_prologue.
26139 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
26141 (morestack_ref): New global.
26142 (SPLIT_STACK_AVAILABLE): New macro.
26143 (s390_expand_split_stack_prologue): New function.
26144 (s390_live_on_entry): New function.
26145 (s390_va_start): Use split-stack vararg pointer if appropriate.
26146 (s390_asm_file_end): Emit the split-stack note sections.
26147 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
26148 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
26149 (UNSPECV_SPLIT_STACK_CALL): New unspec.
26150 (UNSPECV_SPLIT_STACK_DATA): New unspec.
26151 (split_stack_prologue): New expand.
26152 (split_stack_space_check): New expand.
26153 (split_stack_data): New insn.
26154 (split_stack_call): New expand.
26155 (split_stack_call_*): New insn.
26156 (split_stack_cond_call): New expand.
26157 (split_stack_cond_call_*): New insn.
26159 2016-02-15 Richard Biener <rguenther@suse.de>
26161 PR tree-optimization/69783
26162 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26163 Add trivially correct cases.
26165 2016-02-15 Tom de Vries <tom@codesourcery.com>
26168 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
26170 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
26172 2016-02-15 Richard Biener <rguenther@suse.de>
26174 PR tree-optimization/69776
26175 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
26176 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
26177 indicate whether we can use TBAA to disambiguate against stores.
26178 Use alias-set zero if not.
26179 (visit_reference_op_store): Do not use TBAA when looking up
26181 * tree-ssa-pre.c (compute_avail): Use TBAA here.
26182 (eliminate_dom_walker::before_dom_children): But not when looking
26183 up redundant stores.
26185 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
26187 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
26189 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26191 * config/i386/znver1.md
26192 (znver1_pop, znver1_pop_mem,
26193 znver1_load_imov_double_store,
26194 znver1_load_imov_direct_store,
26195 znver1_load_imov_direct_load,
26196 znver1_load_imov_double_load): Add new.
26197 (znver1_insn, znver1_insn_load): Add icmov type.
26198 (znver1_sseavx_fma,
26199 znver1_sseavx_fma_load,
26201 znver1_avx256_fma_load): Fix pipe usage.
26203 2016-02-14 Alan Modra <amodra@gmail.com>
26206 * reload.c (find_reloads_address_1): For pre/post-inc/dec
26207 with an invalid hard reg, reload just the reg not the entire
26208 pre/post-inc/dec address expression.
26210 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26213 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
26214 fixed R1_REG scratch reg.
26215 (sibcall_value_pcrel_fdpic): Likewise.
26217 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26221 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
26223 2016-02-12 Walter Lee <walt@tilera.com>
26225 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
26226 * config/tilegx/t-tilegx: Likewise.
26228 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26231 * diagnostic-show-locus.c (struct line_span): New struct.
26232 (layout::get_first_line): Delete.
26233 (layout::get_last_line): Delete.
26234 (layout::get_num_line_spans): New member function.
26235 (layout::get_line_span): Likewise.
26236 (layout::print_heading_for_line_span_index_p): Likewise.
26237 (layout::get_expanded_location): Likewise.
26238 (layout::calculate_line_spans): Likewise.
26239 (layout::m_first_line): Delete.
26240 (layout::m_last_line): Delete.
26241 (layout::m_line_spans): New field.
26242 (layout::layout): Update comment. Replace m_first_line and
26243 m_last_line with m_line_spans, replacing their initialization
26244 with a call to calculate_line_spans.
26245 (diagnostic_show_locus): When printing source lines and
26246 annotations, rather than looping over a single span
26247 of lines, instead loop over each line_span within
26248 the layout, with an inner loop over the lines within them.
26249 Call the context's start_span callback when changing line spans.
26250 * diagnostic.c (diagnostic_initialize): Initialize start_span.
26251 (diagnostic_build_prefix): Break out the building of the location
26252 part of the string into...
26253 (diagnostic_get_location_text): ...this new function, rewriting
26254 it from nested ternary expressions to a sequence of "if"
26256 (default_diagnostic_start_span_fn): New function.
26257 * diagnostic.h (diagnostic_start_span_fn): New typedef.
26258 (diagnostic_context::start_span): New field.
26259 (default_diagnostic_start_span_fn): New prototype.
26261 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26264 * gcc.c (driver::finalize): Fix cleanup of "specs".
26266 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26270 * gcc.c (driver::driver): Initialize m_option_suggestions.
26271 (driver::~driver): Clean up m_option_suggestions.
26272 (suggest_option): Convert to...
26273 (driver::suggest_option): ...this, and split out into
26274 driver::build_option_suggestions and find_closest_string.
26275 (driver::build_option_suggestions): New function, from
26276 first half of suggest_option. Special-case
26277 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
26278 the sanitizer_opts array. For options of enum types, add the
26279 various enum values to the candidate strings.
26280 (driver::handle_unrecognized_options): Remove "const".
26281 * gcc.h (driver::handle_unrecognized_options): Likewise.
26282 (driver::build_option_suggestions): New decl.
26283 (driver::suggest_option): New decl.
26284 (driver::m_option_suggestions): New field.
26285 * opts-common.c (add_misspelling_candidates): New function.
26286 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
26287 and make non-static.
26288 * opts.h (sanitizer_opts): New array decl.
26289 (add_misspelling_candidates): New function decl.
26290 * spellcheck.c (find_closest_string): New function.
26291 * spellcheck.h (find_closest_string): New function decl.
26293 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26295 PR rtl-optimization/69764
26296 PR rtl-optimization/69771
26297 * optabs.c (expand_binop_directly): For shift_optab_p, force
26298 convert_modes with VOIDmode if xop1 has VOIDmode.
26300 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
26303 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
26304 to correctly determine instrumentation thunks.
26306 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26309 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
26310 type by reference, force lhs on the call.
26313 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
26314 Compute retval and retbnd early in all cases if split_part_return_p
26315 and return_bb is not EXIT. Remove all clobber stmts and reset
26316 all debug stmts that refer to SSA_NAMEs defined in split part,
26317 except if it is retval, in that case replace the old retval with the
26318 lhs of the call to the split part.
26320 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26323 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26325 PR middle-end/66726
26326 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26327 whose result is used in PHI.
26328 (maybe_optimize_range_tests): Likewise.
26329 (final_range_test_p): Likweise.
26331 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26333 PR middle-end/66726
26334 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26335 whose result is used in PHI.
26336 (maybe_optimize_range_tests): Likewise.
26337 (final_range_test_p): Likweise.
26339 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26341 * cgraph.c: Spelling fixes - behaviour -> behavior and
26342 neighbour -> neighbor.
26343 * target.def: Likewise.
26344 * sel-sched.c: Likewise.
26345 * config/mips/mips.c: Likewise.
26346 * config/arc/arc.md: Likewise.
26347 * config/arm/cortex-a57.md: Likewise.
26348 * config/arm/arm.c: Likewise.
26349 * config/arm/neon.md: Likewise.
26350 * config/arm/arm-c.c: Likewise.
26351 * config/vms/vms-c.c: Likewise.
26352 * config/s390/s390.c: Likewise.
26353 * config/i386/znver1.md: Likewise.
26354 * config/i386/i386.c: Likewise.
26355 * config/ia64/hpux-unix2003.h: Likewise.
26356 * config/msp430/msp430.md: Likewise.
26357 * config/rx/rx.c: Likewise.
26358 * config/rx/rx.md: Likewise.
26359 * config/aarch64/aarch64-simd.md: Likewise.
26360 * config/aarch64/aarch64.c: Likewise.
26361 * config/nvptx/nvptx.c: Likewise.
26362 * config/bfin/bfin.c: Likewise.
26363 * config/cris/cris.opt: Likewise.
26364 * config/rs6000/rs6000.c: Likewise.
26365 * target.h: Likewise.
26366 * spellcheck.c: Likewise.
26367 * ira-build.c: Likewise.
26368 * tree-inline.c: Likewise.
26369 * builtins.c: Likewise.
26370 * lra-constraints.c: Likewise.
26371 * explow.c: Likewise.
26372 * hwint.h: Likewise.
26373 * targhooks.c: Likewise.
26374 * tree-vect-data-refs.c: Likewise.
26375 * expr.c: Likewise.
26376 * doc/tm.texi: Likewise.
26377 * doc/extend.texi: Likewise.
26378 * doc/install.texi: Likewise.
26379 * doc/md.texi: Likewise.
26380 * tree-ssa-tail-merge.c: Likewise.
26381 * sched-int.h: Likewise.
26382 * match.pd: Likewise.
26383 * sched-ebb.c: Likewise.
26384 * target.def (omit_struct_return_reg): Likewise.
26385 * gimple-ssa-isolate-paths.c: Likewise.
26386 (find_implicit_erroneous_behaviour): Renamed to...
26387 (find_implicit_erroneous_behavior): ... this.
26388 (find_explicit_erroneous_behaviour): Renamed to...
26389 (find_explicit_erroneous_behavior): ... this.
26390 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
26392 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
26394 PR rtl-optimization/64682
26395 PR rtl-optimization/69567
26396 PR rtl-optimization/69737
26397 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
26398 in I2 as well, just lose it.
26400 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26402 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
26404 (aarch64_last_printed_tune_string): Likewise.
26405 (aarch64_declare_function_name): Only output .arch assembler
26406 directive if it will be different from the previously output
26407 directive. Same for .tune comment but only if -dA is set.
26408 (aarch64_start_file): New function.
26409 (TARGET_ASM_FILE_START): Define.
26411 2016-02-11 David Malcolm <dmalcolm@redhat.com>
26414 * Makefile.in (PLUGIN_HEADERS): Add params.list.
26416 2016-02-11 Jakub Jelinek <jakub@redhat.com>
26419 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
26420 -Wmaybe-uninitialized warning.
26422 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
26425 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
26427 2016-02-11 Richard Biener <rguenther@suse.de>
26429 PR rtl-optimization/69291
26430 * ifcvt.c (noce_try_store_flag_constants): Do not allow
26431 subexpressions affected by changing the result.
26433 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
26436 * lra-constraints.c (curr_insn_transform): Find in/out operands
26437 for secondary memory moves. Update dups.
26439 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
26441 PR tree-optimization/69652
26442 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
26443 to nested loop, did source re-formatting, skip debug statements,
26444 add check on statement with volatile operand, remove dead scalar
26447 2016-02-10 Jakub Jelinek <jakub@redhat.com>
26448 Patrick Palka <ppalka@gcc.gnu.org>
26452 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
26453 calls if the return type is TREE_ADDRESSABLE.
26454 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
26455 * ipa-split.c (split_function): Fix doubled "we" in comment.
26456 Use void return type for the split part even if
26457 !split_point->split_part_set_retval.
26459 2016-02-10 Bin Cheng <bin.cheng@arm.com>
26461 PR tree-optimization/68021
26462 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
26463 when computing the value of biv cand by itself.
26465 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26467 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
26468 (cortexa57_tunings): Likewise.
26469 (cortexa72_tunings): Likewise.
26470 (arch_macro_fusion_pair_p): Add support for AES fusion.
26471 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
26472 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
26473 Allow virtual registers before reload so early scheduling works.
26474 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
26475 correct latency and pipeline.
26476 (cortex_a57_crypto_complex): Likewise.
26477 (cortex_a57_crypto_xor): Likewise.
26478 (define_bypass): Add AES bypass.
26480 2016-02-10 Richard Biener <rguenther@suse.de>
26482 PR tree-optimization/69726
26483 * passes.def: Add DCE pass before late uninit.
26484 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
26485 really fixup if-conversions job.
26487 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26489 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
26490 (arm_cortex_a57_tune): Likewise.
26491 (aarch_macro_fusion_pair_p): Add support for AES fusion.
26492 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
26494 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
26496 * timevar.def (TV_PHASE_DBGINFO): Delete.
26497 (TV_PHASE_CHECK_DBGINFO): Likewise.
26498 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
26500 2016-02-10 Richard Biener <rguenther@suse.de>
26502 PR tree-optimization/69719
26503 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26504 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
26506 2016-02-09 Andrew Pinski <apinski@cavium.com>
26509 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
26510 get_vcond_mask_icode returns false.
26512 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
26515 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
26516 an ADDIS that adds a pointer to a large constant that sets the
26517 upper16 bits with a load operation.
26519 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26522 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
26524 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
26526 (vzipq_s16): Likewise.
26527 (vzipq_s32): Likewise.
26528 (vzipq_f32): Likewise.
26529 (vzipq_u8): Likewise.
26530 (vzipq_u16): Likewise.
26531 (vzipq_u32): Likewise.
26532 (vzipq_p8): Likewise.
26533 (vzipq_p16): Likewise.
26535 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26538 * config/arm/arm.c (neon_endian_lane_map): New function.
26539 (neon_vector_pair_endian_lane_map): New function.
26540 (arm_evpc_neon_vuzp): Allow for big endian lane order.
26541 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
26543 (vuzpq_s16): Likewise.
26544 (vuzpq_s32): Likewise.
26545 (vuzpq_f32): Likewise.
26546 (vuzpq_u8): Likewise.
26547 (vuzpq_u16): Likewise.
26548 (vuzpq_u32): Likewise.
26549 (vuzpq_p8): Likewise.
26550 (vuzpq_p16): Likewise.
26552 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
26555 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
26558 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
26560 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
26561 truncate const_int operand 1 to QImode.
26563 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
26565 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
26566 corresponding to an abnormal edge.
26568 2016-02-09 Tom de Vries <tom@codesourcery.com>
26570 PR tree-optimization/69599
26571 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
26573 (find_func_aliases_for_builtin_call, find_func_clobbers)
26574 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
26577 2016-02-09 Richard Biener <rguenther@suse.de>
26579 PR tree-optimization/69715
26580 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
26581 LHS on calls as non-rewritable.
26583 2016-02-09 Tom de Vries <tom@codesourcery.com>
26586 * lto-wrapper.c (append_diag_options): New function.
26587 (compile_offload_image): Call append_diag_options.
26589 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
26592 * doc/extend.texi (Flag Output Operands): Correct sectioning.
26593 Minor copy-edit to fix verb tenses.
26595 2016-02-08 Jakub Jelinek <jakub@redhat.com>
26597 PR tree-optimization/69209
26598 * ipa-split.c (split_function): If split part is not
26599 returning retval, retval has gimple type but is not
26600 gimple value, force it into a SSA_NAME first.
26602 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
26604 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
26607 2016-02-08 Jason Merrill <jason@redhat.com>
26610 * convert.c (convert_to_integer_1): Check dofold on truncation
26612 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
26613 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
26614 Rename from *_nofold.
26615 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
26616 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
26618 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
26621 * tree.c (build_common_tree_nodes): Remove short_double argument.
26622 All callers changed.
26623 * tree.h (build_common_tree_nodes): Adjust declaration.
26624 * doc/invoke.texi (-fshort-double): Remove documentation.
26625 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26626 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
26627 * lto-wrapper.c (merge_and_complain, append_compiler_options)
26628 (append_linker_options): Don't handle OPT_fshort_double.
26630 PR rtl-optimization/68730
26631 * lra-remat.c (insn_to_cand_activation): New static variable.
26632 (lra_remat): Allocate and free it.
26633 (create_cand): New arg activation. Initialize a field in
26634 insn_to_cand_activation if it is nonnull.
26635 (create_cands): Pass the activation insn to create_cand when making
26636 a candidate involving an output reload. Reorganize code a little.
26637 (do_remat): Keep track of active status of candidates in a separate
26640 2016-02-08 Richard Biener <rguenther@suse.de>
26642 PR tree-optimization/69719
26643 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26644 Properly use absolute of the difference of the two offsets to
26645 compare or adjust the segment length.
26647 2016-02-08 Richard Biener <rguenther@suse.de>
26648 Jeff Law <law@redhat.com>
26651 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
26652 types for anonymous SSA names.
26654 2016-02-08 Richard Biener <rguenther@suse.de>
26656 PR rtl-optimization/69274
26657 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
26659 2016-02-08 Jeff Law <law@redhat.com>
26661 PR tree-optimization/65917
26662 * tree-ssa-dom.c (record_temporary_equivalences): Record both
26663 equivalences from if (x == y) style conditionals.
26664 (loop_depth_of_name): Remove.
26665 (record_equality): Remove loop depth check.
26666 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
26667 (const_and_copies::record_const_or_copy_raw): New member function.
26668 * tree-ssa-scopedtables.c
26669 (const_and_copies::record_const_or_copy_raw): New, factored out of
26670 (const_and_copies::record_const_or_copy): Call new member function.
26672 2016-02-05 Jeff Law <law@redhat.com>
26674 PR tree-optimization/68541
26675 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
26676 (count_stmts_in_block): New function.
26677 (poor_ifcvt_candidate_code): Likewise.
26678 (is_feasible_trace): Add some heuristics to determine when path
26679 splitting is profitable.
26680 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
26681 is a diamond with a single exit.
26683 2016-02-05 Martin Sebor <msebor@redhat.com>
26686 * doc/invoke.texi: Update -Wplacement-new to take an optional
26689 2016-02-06 Richard Henderson <rth@redhat.com>
26692 * tree.c (tree_nop_conversion_p): Do not strip casts into or
26693 out of non-standard address spaces.
26695 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26697 PR rtl-optimization/69691
26698 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
26700 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
26702 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
26703 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
26704 (*ieee128_mfvsrd_64bit): Likewise.
26705 (*ieee128_mfvsrd_32bit): Likewise.
26707 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
26711 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26713 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26714 instrumented_version.
26716 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
26718 * doc/invoke.texi (Optimize Options): In table of --param options
26719 rename second occurrence of tracer-min-branch-ratio to
26720 tracer-min-branch-probability, rename
26721 tracer-min-branch-ratio-feedback to
26722 tracer-min-branch-probability-feedback and clarify description,
26723 rename sched-spec-state-edge-prob-cutoff to
26724 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
26725 to selsched-insns-to-rename, rename lto-minpartition to
26726 lto-min-partition, delete reorder-blocks-duplicate and
26727 reorder-blocks-duplicate-feedback.
26729 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26731 * config/s390/s390.c (s390_register_info_set_ranges): Remove
26734 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
26736 * doc/extend.texi: S/390: Correct some typos.
26738 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26740 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
26742 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26745 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
26746 (s390_register_info_gprtofpr): Use new macros above.
26747 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
26749 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
26750 its name. Adjust restore and save gpr ranges.
26751 (s390_register_info_set_ranges): New function.
26752 (s390_register_info): Use new macros above. Call
26753 s390_register_info_set_ranges.
26754 (s390_optimize_register_info): Likewise.
26755 (s390_hard_regno_rename_ok): Use new macros.
26756 (s390_hard_regno_scratch_ok): Likewise.
26757 (s390_emit_epilogue): Likewise.
26758 (s390_can_use_return_insn): Likewise.
26759 (s390_optimize_prologue): Likewise.
26760 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
26762 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26765 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
26767 (ix86_option_override_internal): Disable TARGET_STV even for
26768 -m{incoming,preferred}-stack-boundary=3.
26770 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26772 * config.gcc: Mark deprecated rtems targets as obsolete.
26774 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
26776 PR rtl-optimization/64682
26777 PR rtl-optimization/69567
26778 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
26779 before I2 only if the register is both used and set in I2.
26781 2016-02-04 DJ Delorie <dj@redhat.com>
26783 * config/msp430/msp430.c (msp430_start_function): Add function type.
26785 2016-02-04 Jakub Jelinek <jakub@redhat.com>
26788 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
26790 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
26792 PR rtl-optimization/69577
26794 2015-10-29 Richard Henderson <rth@redhat.com>
26798 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
26799 sse check to the exact conditions of PR 67609.
26801 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26804 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
26805 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
26806 not allowed into the traditional Altivec registers.
26807 (movtd_64bit_nodm): Likewise.
26808 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
26810 2016-02-04 David Malcolm <dmalcolm@redhat.com>
26812 * config/aarch64/cortex-a57-fma-steering.c
26813 (aarch64_register_fma_steering): Remove "static" from arguments
26816 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
26819 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
26820 twice when complex.
26822 2016-02-04 Mike Frysinger <vapier@gentoo.org>
26824 * doc/invoke.texi: Delete -mno-fma4.
26826 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
26828 PR rtl-optimization/69577
26829 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
26830 (find_subregs_of_mode): Update accordingly. Iterate over partial
26833 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
26835 * config/arm/arm-protos.h (neon_reinterpret): Remove.
26836 * config/arm/arm.c (neon_reinterpret): Remove.
26837 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
26838 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
26839 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
26840 vreinterpretti): Remove.
26841 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
26842 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
26843 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
26844 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
26845 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
26846 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
26847 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
26848 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
26849 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
26850 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
26851 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
26852 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
26853 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
26854 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
26855 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
26856 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
26857 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
26858 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
26859 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
26860 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
26861 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
26862 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
26863 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
26864 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
26865 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
26866 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
26867 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
26868 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
26869 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
26870 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
26871 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
26872 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
26873 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
26874 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
26875 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
26876 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
26877 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
26878 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
26879 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
26880 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
26881 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
26882 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
26883 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
26884 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
26885 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
26886 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
26887 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
26888 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
26889 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
26890 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
26891 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
26892 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
26893 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
26894 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
26895 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
26896 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
26897 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
26898 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
26899 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
26900 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
26901 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
26902 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
26903 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
26904 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
26905 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
26906 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
26907 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
26908 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
26909 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
26910 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
26911 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
26912 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
26913 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
26914 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
26915 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
26916 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
26917 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
26918 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
26919 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
26920 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
26921 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
26922 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
26923 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
26924 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
26925 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
26926 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
26927 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
26928 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
26929 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
26930 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
26931 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
26932 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
26933 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
26934 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
26935 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
26936 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
26937 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
26938 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
26939 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
26940 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
26941 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
26942 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
26943 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
26945 2016-02-04 Martin Liska <mliska@suse.cz>
26948 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
26949 that are gimple_store_p.
26950 (maybe_instrument_call): Likewise.
26952 2016-02-04 Bin Cheng <bin.cheng@arm.com>
26954 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
26955 register scaling out of memory reference and comment why.
26957 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26961 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
26962 folding the source of a SET.
26964 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26968 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
26969 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
26971 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
26975 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
26978 2016-02-04 Christian Bruel <christian.bruel@st.com>
26980 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
26981 * config/arm/arm.c (arm_set_current_function): Likewise.
26983 2016-02-04 Jakub Jelinek <jakub@redhat.com>
26984 Ilya Enkovich <enkovich.gnu@gmail.com>
26985 H.J. Lu <hongjiu.lu@intel.com>
26988 * config/i386/i386.c (convert_scalars_to_vector): Remove
26989 stack alignment fixes.
26990 (ix86_option_override_internal): Disable TARGET_STV if stack
26991 might not be aligned enough.
26992 (ix86_minimum_alignment): Assert that TARGET_STV is false.
26994 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
26996 * config/i386/x86-tune.def: Disable default prefetching
26999 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
27000 Vladimir Makarov <vmakarov@redhat.com>
27003 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
27004 in validating fused toc addresses.
27006 2016-02-03 Jakub Jelinek <jakub@redhat.com>
27009 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
27010 range->m_caret fields if range->m_show_caret_p is false.
27013 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27014 Force oldval into register if it does not satisfy reg_or_short_operand
27015 predicate. Fix up formatting.
27017 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
27018 Alexandre Oliva <aoliva@redhat.com>
27021 * lra-constraints.c (simplify_operand_subreg): Check additionally
27022 address validity after potential reloading.
27023 (process_address_1): Check insns validity. In case of failure do
27026 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
27029 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
27032 2016-02-02 Jakub Jelinek <jakub@redhat.com>
27034 * wide-int.cc (canonize_uhwi): New function.
27035 (wi::divmod_internal): Use it.
27037 2016-02-02 James Norris <jnorris@codesourcery.com>
27039 * gimplify.c (omp_notice_variable): Add usage check.
27041 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
27043 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
27044 like LE, GE, LT, GT when emitting relational operator.
27046 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27048 * ira-costs.c (find_costs_and_classes): Add extra argument.
27049 * target.def (ira_change_pseudo_allocno_class): Add parameter.
27050 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
27051 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
27052 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
27053 Add best_class parameter, and return it if not ALL_REGS.
27054 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
27056 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
27057 Update target hook.
27059 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27061 * config/aarch64/aarch64.c
27062 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
27063 (aarch64_ira_change_pseudo_allocno_class): New function.
27065 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
27068 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
27070 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27072 * config/avr/avr.c (avr_option_override): Set
27073 PARAM_ALLOW_STORE_DATA_RACES to 1.
27075 2016-02-02 Richard Biener <rguenther@suse.de>
27077 PR tree-optimization/69595
27078 * match.pd: Add range test simplifications to true/false.
27080 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
27082 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
27083 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
27086 2016-02-02 Richard Biener <rguenther@suse.de>
27088 PR tree-optimization/69606
27089 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
27090 info on the result before moving a stmt.
27092 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
27094 PR middle-end/68542
27095 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
27096 branch with vector comparison.
27097 * config/i386/sse.md (VI48_AVX): New mode iterator.
27098 (define_expand "cbranch<mode>4): Add support for conditional branch
27099 with vector comparison.
27100 * tree-vect-loop.c (optimize_mask_stores): New function.
27101 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
27102 has_mask_store field of vect_info.
27103 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
27104 vectorized loops having masked stores after vec_info destroy.
27105 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
27106 correspondent macros.
27107 (optimize_mask_stores): Add prototype.
27109 2016-02-02 Alan Modra <amodra@gmail.com>
27112 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
27115 2016-02-02 Alan Modra <amodra@gmail.com>
27118 * config/rs6000/rs6000.c (need_toc_init): New var, set it
27119 whenever toc_label_name used.
27120 (rs6000_file_start): Don't set up toc section here,
27121 (rs6000_output_function_epilogue): do so here instead,
27122 (rs6000_xcoff_file_start): and here.
27123 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
27124 (load_toc_aix_di): Likewise.
27126 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27128 PR rtl-optimization/69592
27129 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
27130 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
27131 (num_sign_bit_copies_binary_arith_p): New inline function.
27132 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
27134 2016-02-01 Jeff Law <law@redhat.com>
27136 PR tree-optimization/69580
27137 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
27138 * tree-ssa-threadbackward.c
27139 (fsm_find_control_statement_thread_paths): Do not try to walk
27140 through large PHI nodes.
27142 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27144 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
27145 when count is incremented above limit, don't analyze further
27148 * omp-low.c (oacc_parse_default_dims): Avoid
27149 -Wsign-compare warning, make sure value fits into int
27150 rather than just unsigned int.
27152 2016-02-01 Bin Cheng <bin.cheng@arm.com>
27154 PR tree-optimization/67921
27155 * fold-const.c (split_tree): New parameters. Convert pointer
27156 type variable part to proper type before negating.
27157 (fold_binary_loc): Pass new arguments to split_tree.
27159 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
27161 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
27162 (nvptx_goacc_validate_dims): Extend to handle global defaults.
27163 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
27164 * doc/tm.texti: Rebuilt.
27165 * doc/invoke.texi (fopenacc-dim): Document.
27166 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
27167 (append_compiler_options): Likewise.
27168 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
27169 (oacc_parse_default_dims): New.
27170 (oacc_validate_dims): Add USED arg. Select non-unity default when
27172 (oacc_loop_fixed_partitions): Return mask of used partitions.
27173 (oacc_loop_auto_partitions): Emit dump info.
27174 (oacc_loop_partition): Return mask of used partitions.
27175 (execute_oacc_device_lower): Parse default dimension arg. Adjust
27176 loop partitioning and validation calls.
27178 2016-02-01 Richard Biener <rguenther@suse.de>
27180 PR middle-end/69556
27181 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
27183 2016-02-01 Richard Biener <rguenther@suse.de>
27185 PR tree-optimization/69574
27186 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
27187 of asserting return chrec_dont_know.
27189 2016-02-01 Martin Liska <mliska@suse.cz>
27191 * mem-stats-traits.h: Add copyright header.
27192 * mem-stats.h: Likewise.
27194 2016-02-01 Richard Biener <rguenther@suse.de>
27196 PR tree-optimization/69579
27197 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
27198 Do not propagate through abnormal PHI results.
27200 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
27202 * postreload.c (reload_cse_simplify): Remove dead code.
27204 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27206 PR rtl-optimization/69570
27207 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
27208 if there is more than one set, not if there is a single set.
27210 2016-02-01 Richard Henderson <rth@redhat.com>
27213 * combine.c (make_compound_operation): When looking through a
27214 subreg, make sure to re-extend to the width of the outer mode.
27216 2016-01-30 Jakub Jelinek <jakub@redhat.com>
27218 PR tree-optimization/69546
27219 * wide-int.cc (wi::divmod_internal): For unsigned division
27220 where both operands fit into uhwi, if o1 is 1 and o0 has
27221 msb set, if divident_prec is larger than bits per hwi,
27222 clear another quotient word and return 2 instead of 1.
27223 Similarly for remainder with msb in HWI set, if dividend_prec
27224 is larger than bits per hwi.
27226 2016-01-29 Martin Jambor <mjambor@suse.cz>
27228 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
27229 Use short lowercase names.
27230 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
27231 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
27232 acq_rel one. Protect warning agains segfaults if
27233 get_memory_order_name returns NULL.
27234 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
27235 with release semantics. Do not warn if get_memory_order already did.
27236 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
27237 semantics. Fix check for relaxed or acquire semantics. Do not warn
27238 if get_memory_order already did.
27240 2016-01-29 Sebastian Pop <s.pop@samsung.com>
27242 * doc/install.texi: Document that isl-0.16 is supported.
27244 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
27247 * config/i386/constraints.md (Bm): Describe as special memory
27249 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
27250 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27251 * genpreds.c (struct constraint_data): Add is_special_memory.
27252 (have_special_memory_constraints, special_memory_start): New
27254 (special_memory_end): Ditto.
27255 (add_constraint): Add new arg is_special_memory. Add code to
27256 process its true value. Update have_special_memory_constraints.
27257 (process_define_constraint): Pass the new arg.
27258 (process_define_register_constraint): Ditto.
27259 (choose_enum_order): Process special memory.
27260 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
27261 function insn_extra_special_memory_constraint.
27262 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27263 * gensupport.c (process_rtx): Process
27264 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27265 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
27266 * ira-lives.c (single_reg_class): Use
27267 insn_extra_special_memory_constraint.
27268 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
27269 * lra-constraints.c (process_alt_operands): Ditto.
27270 (curr_insn_transform): Use insn_extra_special_memory_constraint.
27271 * recog.c (asm_operand_ok, preprocess_constraints): Process
27273 * reload.c (find_reloads): Ditto.
27274 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
27275 * stmt.c (parse_input_constraint): Use
27276 insn_extra_special_memory_constraint.
27278 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27281 * lra-splill.c (lra_final_code_change): Revert r229087 by
27282 removing all sub-registers.
27284 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
27287 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
27289 2016-01-29 Jakub Jelinek <jakub@redhat.com>
27292 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
27293 SSE1, copy target into the temporary reg first before recursing
27296 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27298 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
27301 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27303 * ginclude/stdarg.h: Test __cplusplus instead of
27304 __GXX_EXPERIMENTAL_CXX0X__.
27306 2016-01-29 Richard Biener <rguenther@suse.de>
27308 PR tree-optimization/69547
27309 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
27310 Do not mark clobbers necessary.
27311 (mark_all_reaching_defs_necessary_1): Likewise.
27313 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27315 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
27316 declaration name with %qs and print it in both error messages.
27317 Also fix indentation.
27319 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27322 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
27323 trailing blank line from error message.
27325 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27328 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
27331 2016-01-29 Richard Biener <rguenther@suse.de>
27333 PR middle-end/69537
27334 * match.pd: Allow all integral types when simplifying a
27335 widening or sign-changing conversion.
27337 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27339 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
27340 back to setting codegen_error to fail codegen.
27342 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
27345 * config/i386/constraints.md (C): Only accept constant zero operand.
27346 (BC): New constraint.
27347 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
27348 instead of C constraint.
27349 * doc/md.texi (Machine Constraints): Update description
27352 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
27355 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
27357 2016-01-28 Jakub Jelinek <jakub@redhat.com>
27359 PR middle-end/69542
27360 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
27363 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
27365 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
27366 branches if using guessed profile.
27368 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
27370 * graphite-optimize-isl.c (optimize_isl): Fix dump.
27372 2016-01-28 Richard Henderson <rth@redhat.com>
27375 * config/aarch64/aarch64-modes.def (CC_Cmode): New
27376 * config/aarch64/aarch64-protos.h: Update.
27377 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
27378 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
27379 (aarch64_get_condition_code_1): Handle CC_Cmode.
27380 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
27381 (*add<mode>3_compareC_cconly_imm): New.
27382 (*add<mode>3_compareC_cconly): New.
27383 (*add<mode>3_compareC_imm): New.
27384 (add<mode>3_compareC): New.
27385 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
27386 to be first. Use aarch64_carry_operation.
27387 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
27388 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
27389 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
27390 (subti3): Use subdi3_compare1.
27391 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
27392 (sub<mode>3_compare1): New.
27393 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
27394 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
27395 (*subsi3_carryin_uxtw): Likewise.
27396 (*ngc<mode>, *ngcsi_uxtw): Likewise.
27397 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
27398 * config/aarch64/iterators.md (DWI): New.
27399 * config/aarch64/predicates.md (aarch64_carry_operation): New.
27400 (aarch64_borrow_operation): New.
27402 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27404 * graphite-optimize-isl.c (optimize_isl): Print a different debug
27405 message when isl does not return a valid schedule.
27407 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27409 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
27410 Remove comments from class declarations: they are already in the code
27413 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27415 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
27417 (ternary_op_to_tree): Same.
27418 (unary_op_to_tree): Same.
27419 (nary_op_to_tree): Same.
27420 (gcc_expression_from_isl_expr_op): Same.
27421 (gcc_expression_from_isl_expression): Same.
27422 (graphite_create_new_loop): Same.
27423 (graphite_create_new_loop_guard): Same.
27424 (build_iv_mapping): Same.
27425 (graphite_create_new_guard): Same.
27426 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
27427 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
27429 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27431 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
27432 instead of setting codegen_error to fail codegen.
27434 2016-01-28 Jason Merrill <jason@redhat.com>
27436 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
27438 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27440 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27441 Remove CONST_INT_P check in CCMP cost calculation.
27443 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27445 * config/aarch64/aarch64.c (generic_vector_cost):
27446 Set vec_permute_cost.
27447 (cortexa57_vector_cost): Likewise.
27448 (exynosm1_vector_cost): Likewise.
27449 (xgene1_vector_cost): Likewise.
27450 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
27451 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
27452 Add vec_permute_cost entry.
27454 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27456 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
27458 (add<mode>3_compare0): Likewise.
27459 (addsi3_compare0_uxtw): Likewise.
27460 (add<mode>3nr_compare0): Likewise.
27461 (compare_neg<mode>): Likewise.
27462 (<optab><mode>3): Likewise.
27464 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
27466 * tree-vect-stmts.c (vectorizable_comparison): Add
27467 NULL check for vectype.
27469 2016-01-28 Richard Biener <rguenther@suse.de>
27471 PR tree-optimization/69466
27472 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
27473 Account for PHIs we couldn't duplicate.
27475 2016-01-28 Martin Liska <mliska@suse.cz>
27478 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
27479 instead of ENABLE_VALGRIND_CHECKING.
27481 2016-01-27 Richard Henderson <rth@redhat.com>
27484 * lra-remat.c (subreg_regs): New.
27485 (dump_candidates_and_remat_bb_data): Dump it.
27486 (operand_to_remat): Reject if operand in subreg_regs.
27487 (set_bb_regs): Collect subreg_regs.
27488 (lra_remat): Init and free subreg_regs. Compute
27489 calculate_local_reg_remat_bb_data before create_cands.
27491 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
27494 * config/i386/i386.c (ix86_update_stack_boundary): Don't
27495 change stack_alignment_needed for __tls_get_addr call.
27497 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
27499 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
27501 2016-01-27 Jeff Law <law@redhat.com>
27503 PR tree-optimization/68398
27504 PR tree-optimization/69196
27505 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
27506 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
27507 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27508 Only count PHIs in the last block in the path. The others will
27509 const/copy propagate away. Add heuristic to allow more irreducible
27510 subloops to be created when it is likely profitable to do so.
27512 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27513 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
27514 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
27516 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27519 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
27520 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
27521 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
27522 * tree-streamer-in.c: Include asan.h.
27523 (streamer_get_builtin_tree): For builtins in sanitizer
27524 range call initialize_sanitizer_builtins and retry.
27526 2016-01-27 Ian Lance Taylor <iant@google.com>
27528 * common.opt (fkeep-gc-roots-live): New undocumented option.
27529 * tree-ssa-loop-ivopts.c (add_candidate_1): If
27530 -fkeep-gc-roots-live, skip pointers.
27531 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
27534 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
27537 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
27538 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
27540 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
27543 * configure.ac: NetBSD provides SSP in its C library.
27544 * configure: Updated.
27546 2016-01-27 Richard Biener <rguenther@suse.de>
27548 PR tree-optimization/69166
27549 * tree-vect-loop.c (vect_is_simple_reduction): Always check
27550 reduction code for commutativity / associativity.
27552 2016-01-27 Martin Jambor <mjambor@suse.cz>
27554 PR tree-optimization/69355
27555 * tree-sra.c (analyze_access_subtree): Correct hole detection when
27556 total_scalarization fails.
27558 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
27560 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
27563 2016-01-27 Christian Bruel <christian.bruel@st.com>
27566 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
27567 Move arm_reset_previous_fndecl and set_target_option_current_node in
27568 the conditional part. Call save_restore_target_globals.
27569 * config/arm/arm.c (arm_set_current_function):
27570 Refactor to better support #pragma target and attribute mix.
27571 Call save_restore_target_globals.
27572 * config/arm/arm-protos.h (save_restore_target_globals): New function.
27574 2016-01-27 Martin Liska <mliska@suse.cz>
27576 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
27577 reference for an HSA kernel and its host function.
27579 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27581 PR tree-optimization/69399
27582 * wide-int.h (wi::lrshift): For larger precisions, only
27583 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
27585 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
27587 * config/arc/predicates.md (proper_comparison_operator): Reject
27588 constant-constant comparison.
27590 2016-01-26 Tom de Vries <tom@codesourcery.com>
27592 PR tree-optimization/69110
27593 * tree-data-ref.c (initialize_data_dependence_relation): Handle
27594 DR_NUM_DIMENSIONS == 0.
27596 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27597 Sebastian Pop <s.pop@samsung.com>
27599 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
27600 isl_ast_op_cond and isl_ast_op_select.
27601 (gcc_expression_from_isl_expr_op): Same.
27603 2016-01-26 Jason Merrill <jason@redhat.com>
27606 * tree.c (recompute_constructor_flags): Split out from
27608 (verify_constructor_flags): New.
27609 * tree.h: Declare them.
27611 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
27613 PR rtl-optimization/69217
27614 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
27615 are no TYPE_FIELDS set for the record type.
27617 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27620 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
27621 toc_label_name unconditionally.
27622 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
27623 SYMBOL_REF string. Use toc_label_name instead of constructing
27625 (rs6000_elf_declare_function_name): Use toc_label_name instead of
27626 constructing LCTOC1.
27628 2016-01-26 Martin Sebor <msebor@redhat.com>
27631 * doc/extend.texi (Common Type Attributes): Move text that talks about
27632 attribute packed from attribute aligned to the section discussing
27633 the former attribute for clarity.
27635 2016-01-26 Richard Henderson <rth@redhat.com>
27637 PR middle-end/60908
27638 * trans-mem.c (tm_region_init): Mark entry block as visited.
27640 2016-01-26 David Malcolm <dmalcolm@redhat.com>
27643 * diagnostic-show-locus.c (layout::print_source_line): Replace
27644 call to pp_newline with call to layout::print_newline.
27645 (layout::print_annotation_line): Likewise.
27646 (layout::move_to_column): Likewise.
27647 (layout::print_any_fixits): After printing any fixits, print a
27648 trailing newline, if necessary.
27649 (layout::print_newline): New method, resetting any colorization
27651 (diagnostic_show_locus): Move the pp_newline to before the
27652 early bailout. Remove dummy block enclosing the layout instance.
27653 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
27654 of pp_newline_and_flush with pp_flush.
27655 (diagnostic_append_note): Delete use of pp_newline.
27656 (diagnostic_append_note_at_rich_loc): Delete.
27657 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
27658 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
27659 when newline characters are added to the buffer.
27661 2016-01-26 Michael Matz <matz@suse.de>
27663 * configure.ac (ac_cv_std_swap_in_utility): New test.
27664 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
27665 * configure: Regenerate.
27666 * config.in: Regenerate.
27668 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
27670 * config/arc/arc.md (cstoresi4): Force operand into register.
27671 (arcset<code>): Fix predicate.
27672 (arcsetltu): Likewise.
27673 (arcsetgeu): Likewise.
27674 (arcsethi): Likewise.
27675 (arcsetls): Likewise.
27677 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27679 PR tree-optimization/69483
27680 * gimple-fold.c (canonicalize_constructor_val): Return NULL
27681 if base has error_mark_node type.
27683 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
27686 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
27687 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
27689 (vget_lane_f16): Handle big-endian.
27690 (vgetq_lane_f16): Likewise.
27691 (vset_lane_f16): Likewise.
27692 (vsetq_lane_f16): Likewise.
27693 * config/arm/iterators.md (VQXMOV): Add V8HF.
27694 (VDQ): Add V4HF and V8HF.
27695 (V_reg): Handle V4HF and V8HF.
27696 (Is_float_mode): Likewise.
27697 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
27698 neon_vdup_nv8hf): New patterns.
27699 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
27700 Use VD_LANE iterator.
27701 (neon_vld1_dup<mode>): Use VQ2 iterator.
27703 2016-01-26 Nathan Sidwell <nathan@acm.org>
27705 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
27706 (set_oacc_fn_attrib): Add IS_KERNEL arg.
27707 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
27708 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
27709 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
27710 (oacc_validate_dims): Add LEVEL arg, don't return level.
27711 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
27712 oacc_validate_dims.
27713 (execute_oacc_device_lower): Adjust, add more dump output.
27714 * tree-ssa-loop.c (gate_oacc_kernels): Use
27715 oacc_fn_attrib_kernels_p.
27716 * tree-parloops.c (create_parallel_loop): Adjust
27717 set_oacc_fn_attrib call.
27719 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27722 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
27723 (append_compiler_options): Handle -fcilkplus.
27724 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
27726 2016-01-26 Nick Clifton <nickc@redhat.com>
27729 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
27730 been marked as DECL_ONE_ONLY but we do not the means to make it
27731 so, then do not allow it to bind locally.
27733 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27736 * opts.h (parse_sanitizer_options): New prototype.
27737 * opts.c (sanitizer_opts): New array.
27738 (parse_sanitizer_options): New function.
27739 (common_handle_option): Use parse_sanitizer_options.
27741 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
27744 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
27745 alignment adjustment to ...
27746 (ix86_update_stack_boundary): Here. Don't over-align stack for
27748 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
27749 if __tls_get_addr is called.
27751 2016-01-26 Christian Bruel <christian.bruel@st.com>
27753 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
27755 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
27757 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
27759 2016-01-26 Richard Biener <rguenther@suse.de>
27761 PR middle-end/69467
27762 * match.pd: Guard X * CST CMP 0 pattern with single_use.
27764 2016-01-26 Richard Biener <rguenther@suse.de>
27766 PR tree-optimization/69452
27767 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
27768 (move_computations_dom_walker::before_dom_children): Rename
27770 (move_computations_worker): This.
27771 (move_computations): Perform an RPO rather than a DOM walk.
27773 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27776 * combine.c (combine_instructions): For REG_EQUAL note with
27777 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
27778 to the underlying register.
27779 * doc/rtl.texi (REG_EQUAL): Document the behavior of
27780 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
27782 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
27785 * config/aarch64/aarch64-builtins.c
27786 (aarch64_init_simd_builtin_types): Do not set structural
27787 equality to __Poly{8,16,64,128}_t types.
27789 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
27791 PR tree-optimization/69400
27792 * wide-int.cc (wi_pack): Take the precision as argument and
27793 perform canonicalization here rather than in the callers.
27794 Use the main loop to handle all full-width HWIs. Add a
27795 zero HWI if in_len isn't a full result.
27796 (wi::divmod_internal): Update accordingly.
27797 (wi::mul_internal): Likewise. Simplify.
27799 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27800 Sebastian Pop <s.pop@samsung.com>
27802 * graphite-poly.c (apply_poly_transforms): Simplify.
27803 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
27804 (print_isl_map): Same.
27805 (print_isl_union_map): Same.
27806 (print_isl_schedule): New.
27807 (debug_isl_schedule): New.
27808 * graphite-dependences.c (scop_get_reads): Do not call
27809 isl_union_map_add_map that is undocumented isl functionality.
27810 (scop_get_must_writes): Same.
27811 (scop_get_may_writes): Same.
27812 (scop_get_original_schedule): Remove.
27813 (scop_get_dependences): Do not call isl_union_map_compute_flow that
27814 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
27815 (compute_deps): Remove.
27816 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
27817 (debug_schedule_ast): New.
27818 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
27819 set_separate_option.
27820 (graphite_regenerate_ast_isl): Add dump.
27821 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
27822 from scop->transformed_schedule.
27823 (graphite_regenerate_ast_isl): Add more dump.
27824 * graphite-optimize-isl.c (optimize_isl): Set
27825 scop->transformed_schedule. Check whether schedules are equal.
27826 (apply_poly_transforms): Move here.
27827 * graphite-poly.c (apply_poly_transforms): ... from here.
27828 (free_poly_bb): Static.
27829 (free_scop): Static.
27830 (pbb_number_of_iterations_at_time): Remove.
27831 (print_isl_ast): New.
27832 (debug_isl_ast): New.
27833 (debug_scop_pbb): New.
27834 * graphite-scop-detection.c (print_edge): Move.
27835 (print_sese): Move.
27836 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
27837 (build_scop_scattering): Remove.
27838 (create_pw_aff_from_tree): Assert instead of bailing out.
27839 (add_condition_to_pbb): Remove unused code, do not fail.
27840 (add_conditions_to_domain): Same.
27841 (add_conditions_to_constraints): Remove.
27842 (build_scop_context): New.
27843 (add_iter_domain_dimension): New.
27844 (build_iteration_domains): Initialize pbb->iterators.
27845 Call add_conditions_to_domain.
27848 (index_outermost_in_loop): New.
27849 (index_pbb_in_loop): New.
27850 (outermost_pbb_in): New.
27851 (add_in_sequence): New.
27852 (add_outer_projection): New.
27853 (outer_projection_mupa): New.
27854 (add_loop_schedule): New.
27855 (build_schedule_pbb): New.
27856 (build_schedule_loop): New.
27857 (embed_in_surrounding_loops): New.
27858 (build_schedule_loop_nest): New.
27859 (build_original_schedule): New.
27860 (build_poly_scop): Call build_original_schedule.
27861 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
27862 (free_poly_dr): Remove.
27863 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
27864 (free_poly_bb): Remove.
27865 (debug_loop_vec): Remove.
27866 (print_isl_ast): Declare.
27867 (debug_isl_ast): Declare.
27868 (scop_do_interchange): Remove.
27869 (scop_do_strip_mine): Remove.
27870 (scop_do_block): Remove.
27871 (flatten_all_loops): Remove.
27872 (optimize_isl): Remove.
27873 (pbb_number_of_iterations_at_time): Remove.
27874 (debug_scop_pbb): Declare.
27875 (print_schedule_ast): Declare.
27876 (debug_schedule_ast): Declare.
27877 (struct scop): Remove schedule. Add original_schedule,
27878 transformed_schedule.
27879 (free_gimple_poly_bb): Remove.
27880 (print_generated_program): Remove.
27881 (debug_generated_program): Remove.
27882 (unify_scattering_dimensions): Remove.
27883 * sese.c (print_edge): ... here.
27884 (print_sese): ... here.
27885 (debug_edge): ... here.
27886 (debug_sese): ... here.
27887 * sese.h (print_edge): Declare.
27888 (print_sese): Declare.
27889 (dump_edge): Declare.
27890 (dump_sese): Declare.
27892 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27893 Sebastian Pop <s.pop@samsung.com>
27895 * Makefile.in: Set ISLVER in site.exp.
27897 2016-01-25 Jakub Jelinek <jakub@redhat.com>
27899 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
27900 DECL_VALUE_EXPR of new_var even for the non-array case. Look
27901 through DECL_VALUE_EXPR for expansion.
27903 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
27905 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
27906 the frame info after reload completed.
27908 2016-01-25 Jeff Law <law@redhat.com>
27910 PR tree-optimization/69196
27911 PR tree-optimization/68398
27912 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
27913 tree-ssa-threadupdate.c.
27914 (determine_bb_domination_status): Prototype
27915 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
27916 (determine_bb_domination_status): No longer static.
27917 (valid_jump_thread_path): Remove code to detect characteristics
27918 of the jump thread path not associated with correctness.
27919 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
27920 Correct test for thread path length. Count PHIs for real operands as
27921 statements that need to be copied. Do not count ASSERT_EXPRs.
27922 Look at all the blocks in the thread path. Compute and selectively
27923 filter thread paths based on threading through the latch, threading
27924 a multiway branch or crossing a multiway branch.
27926 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27928 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
27929 decl with __attribute__ ((unused)) annotation.
27931 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
27934 * tree-vect-stmts.c (vectorizable_condition): Check vectype
27935 of operands is compatible with a statement vectype.
27937 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
27939 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
27940 improve wording for mixed storage order support.
27942 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
27944 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
27945 (vcvt_u64_f64): Likewise.
27946 (vcvta_s64_f64): Likewise.
27947 (vcvta_u64_f64): Likewise.
27948 (vcvtm_s64_f64): Likewise.
27949 (vcvtm_u64_f64): Likewise.
27950 (vcvtn_s64_f64): Likewise.
27951 (vcvtn_u64_f64): Likewise.
27952 (vcvtp_s64_f64): Likewise.
27953 (vcvtp_u64_f64): Likewise.
27955 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
27957 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
27958 (arc_init): Check validity mll64 option.
27959 (arc_save_restore): Use double load/store instruction.
27960 (arc_expand_movmem): Likewise.
27961 (arc_split_move): Don't split if we have double load/store
27962 instructions. Returns a boolean.
27963 (arc_process_double_reg_moves): Change function to return boolean
27964 instead of a sequence of instructions.
27965 (arc_dwarf_register_span): New function.
27966 * config/arc/arc-protos.h (arc_split_move): Change prototype.
27967 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
27968 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
27969 (*movdf_insn): Likewise.
27970 * config/arc/arc.opt (mll64): New option.
27971 * config/arc/predicates.md (even_register_operand): New predicate.
27972 * doc/invoke.texi (ARC Options): Add mll64 documentation.
27974 2016-01-25 Richard Biener <rguenther@suse.de>
27977 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
27978 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
27980 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
27982 2016-01-25 Richard Biener <rguenther@suse.de>
27984 PR tree-optimization/69376
27985 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
27987 (VN_INFO_ANTI_RANGE_P): New inline.
27988 (VN_INFO_RANGE_TYPE): Likewise.
27989 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
27990 SSA_NAME_ANTI_RANGE_P.
27991 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
27992 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
27993 Properly query VN_INFO_RANGE_TYPE.
27995 2016-01-25 Nick Clifton <nickc@redhat.com>
27998 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
28000 2016-01-23 Tom de Vries <tom@codesourcery.com>
28002 PR tree-optimization/69426
28003 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
28006 2016-01-23 Jakub Jelinek <jakub@redhat.com>
28008 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
28009 "the the" with "the" in the comments.
28010 * ipa-devirt.c (build_type_inheritance_graph,
28011 update_type_inheritance_graph): Likewise.
28012 * tree.c (build_function_type_list_1): Likewise.
28013 * cfgloopmanip.c (scale_loop_profile): Likewise.
28014 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
28015 * gimple-ssa-split-paths.c
28016 (find_block_to_duplicate_for_splitting_paths): Likewise.
28017 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
28018 * expr.c (convert_move): Likewise.
28019 * var-tracking.c (vt_stack_adjustments): Likewise.
28020 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
28021 * tree-vrp.c (test_for_singularity): Likewise.
28023 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
28024 directly instead of building a temporary tree.
28027 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
28028 remove <algorithm> include.
28030 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28033 * config/i386/i386.c: Include dojump.h.
28034 (expand_small_movmem_or_setmem,
28035 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
28037 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
28038 if dynamic_check != -1.
28040 2016-01-21 Jeff Law <law@redhat.com>
28042 PR middle-end/69347
28043 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
28044 record_temporary_equivalences. Rewritten to avoid unnecessary calls
28045 into dominated_by_p.
28046 (cprop_into_successor_phis): Avoid unnecessary tests.
28048 2016-01-22 Richard Henderson <rth@redhat.com>
28051 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
28052 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
28054 2016-01-22 Michael Matz <matz@suse.de>
28056 * system.h (string, algorithm): Include only conditionally.
28057 (new): Include always under C++.
28058 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
28059 * final.c (toplevel): Ditto.
28060 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
28061 * genconditions.c (write_header): Make gencondmd.c define
28063 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
28065 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
28066 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
28068 2016-01-22 Christian Bruel <christian.bruel@st.com>
28071 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
28073 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28076 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
28077 define_insn_and_split. Ensure operands[1] and operands[0] do not
28078 get assigned the same register.
28080 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
28082 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
28084 2016-01-22 Christian Bruel <christian.bruel@st.com>
28086 * config/arm/arm-c.c (arm_pragma_target_parse):
28087 Remove warn_builtin_macro_redefined overwrite.
28089 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28091 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
28092 flag_non_call_exceptions compatibility.
28094 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28097 * dwarf2out.c (add_child_die_after): New function.
28098 (dwarf_qual_info_t): New type.
28099 (dwarf_qual_info): New variable.
28100 (qualified_die_p): New function.
28101 (modified_type_die): For -fdebug-types-section, ensure
28102 canonical order of qualifiers. Put qualified DIEs adjacent
28103 to the corresponding non-qualified type DIE and search there
28104 for existing qualified DIEs.
28106 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28108 * doc/extend.texi (scalar_storage_order type attribute): Document
28109 restriction on type punning and aliasing, and remove future tense.
28111 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
28114 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
28117 2016-01-21 Jeff Law <law@redhat.com>
28119 PR middle-end/69347
28120 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
28121 useless call to record_temporary_equivalences.
28122 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
28123 allocate 10 slots in the bb_path vector and let it grow as needed.
28124 (fsm_find_control_statement_thread_paths): Similarly for the next_path
28127 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28129 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
28131 * configure: Regenerate.
28133 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
28135 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
28136 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
28138 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
28140 PR middle-end/66178
28141 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
28142 drop EXPAND_INITIALIZER.
28143 * rtl.h (contains_symbolic_reference_p): Declare.
28144 * rtlanal.c (contains_symbolic_reference_p): New function.
28145 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
28146 a subtraction into a NOT if symbolic constants are involved.
28148 2016-01-21 Anton Blanchard <anton@samba.org>
28149 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28152 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
28154 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
28157 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28159 * config/microblaze/microblaze.c
28160 (get_branch_target): New.
28161 (insert_wic_for_ilb_runout): New.
28163 (microblaze_machine_dependent_reorg): New.
28164 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
28165 * config/microblaze/microblaze.md
28166 (UNSPEC_IPREFETCH): Define.
28167 (iprefetch): New pattern
28168 * config/microblaze/microblaze.opt
28169 (mxl-prefetch): New flag.
28171 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28173 * config/microblaze/microblaze.h
28174 (FIXED_REGISTERS): Update in macro.
28175 (CALL_USED_REGISTERS): Update in macro.
28177 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
28179 PR rtl-optimization/68920
28180 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
28183 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
28185 PR rtl-optimization/68990
28186 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
28187 pseudo instead of inheritance ones.
28189 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
28190 Nick Clifton <nickc@redhat.com>
28194 * config/mips/mips.c (mips_compute_frame_info): Initialise
28195 args_size and hard_frame_pointer_offset fields of the frame
28196 structure before calling mips_global_pointer.
28198 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28200 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
28202 * configure: Regenerate.
28204 2016-01-21 Richard Biener <rguenther@suse.de>
28206 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
28208 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28210 * config/s390/s390.c (s390_asm_declare_function_size): Add code
28211 to actually emit the .size directive.
28213 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
28214 Jakub Jelinek <jakub@redhat.com>
28218 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
28219 args array size by one to avoid buffer overflow.
28221 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28223 * config/s390/s390.md (pool_section_start): Use switch_to_section
28224 to select proper read-only data section instead of hardcoding
28226 (pool_section_end): Use switch_to_section to match the above.
28228 2016-01-21 Richard Biener <rguenther@suse.de>
28230 PR tree-optimization/69378
28231 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
28232 (set_ssa_val_to): Use it for dominance checks taking into
28233 account not executable edges.
28235 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28238 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
28239 for bitsize instead of GET_MODE_PRECISION (mode).
28241 2016-01-20 Martin Sebor <msebor@redhat.com>
28244 * extend.texi (__sync Builtins): Clarify the semantics of
28245 __sync_fetch_and_OP built-ins on pointers.
28246 (__atomic Builtins): Same.
28248 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28249 Sebastian Pop <s.pop@samsung.com>
28251 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
28252 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
28253 (is_valid_rename): Same.
28254 (translate_isl_ast_to_gimple::get_rename): Same.
28255 (translate_isl_ast_to_gimple::rename_all_uses): Same.
28256 (translate_isl_ast_to_gimple::rename_uses): Same.
28257 (get_new_name): Check for close_phi nodes.
28258 (copy_loop_phi_args): Use phi_node_kind.
28259 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
28260 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
28262 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28263 Sebastian Pop <s.pop@samsung.com>
28265 Revert commit r229783.
28266 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
28267 Remove use of parameter_rename_map.
28268 (copy_def): Remove.
28269 (copy_internal_parameters): Remove.
28270 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
28271 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
28272 (free_sese_info): Do not free parameter_rename_map.
28273 (set_rename): Do not use parameter_rename_map.
28274 (rename_uses): Update call to set_rename.
28275 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
28276 * sese.h (parameter_rename_map_t): Remove.
28277 (struct sese_info_t): Remove field parameter_rename_map.
28279 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28280 Sebastian Pop <s.pop@samsung.com>
28282 * graphite-isl-ast-to-gimple.c: Fix comment.
28283 * graphite-scop-detection.c (defined_in_loop_p): New.
28284 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
28285 names defined in loop.
28287 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28288 Sebastian Pop <s.pop@samsung.com>
28290 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
28291 Discard unstructured if-then-else regions.
28293 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28294 Sebastian Pop <s.pop@samsung.com>
28296 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
28297 (cleanup_loop_iter_dom): Remove.
28298 (build_loop_iteration_domains): Remove.
28299 (build_scop_context): Remove.
28300 (build_scop_iteration_domain): Remove.
28301 (add_loop_constraints): New.
28302 (build_iteration_domains): New.
28303 (build_poly_scop): Call build_iteration_domains.
28305 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28306 Sebastian Pop <s.pop@samsung.com>
28308 * graphite-scop-detection.c
28309 (scop_detection::harmful_loop_in_region): Free dom and loops.
28310 (scop_detection::loop_body_is_valid_scop): Free bbs.
28312 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28313 Sebastian Pop <s.pop@samsung.com>
28315 * graphite-scop-detection.c (record_loop_in_sese): New.
28316 (gather_bbs::before_dom_children): Call record_loop_in_sese.
28317 (build_scops): Remove call to build_sese_loop_nests.
28318 * sese.c (sese_record_loop): Remove.
28319 (build_sese_loop_nests): Remove.
28320 (new_sese_info): Remove region->loops.
28321 (free_sese_info): Same.
28322 * sese.h (sese_contains_loop): Same.
28323 (build_sese_loop_nests): Remove.
28324 (sese_contains_loop): Remove.
28326 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28327 Sebastian Pop <s.pop@samsung.com>
28329 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
28330 loop_is_valid_in_scop.
28331 (scop_detection::harmful_stmt_in_region): Renamed
28332 harmful_loop_in_region.
28333 Call loop_is_valid_in_scop.
28335 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28336 Sebastian Pop <s.pop@samsung.com>
28338 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
28341 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28342 Sebastian Pop <s.pop@samsung.com>
28344 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
28345 * graphite.h (struct poly_bb): Remove field is_reduction.
28346 (PBB_IS_REDUCTION): Remove.
28348 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28349 Sebastian Pop <s.pop@samsung.com>
28351 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
28352 (add_pdr_constraints): Same.
28353 (scop_get_reads): Same.
28354 (scop_get_must_writes): Same.
28355 (scop_get_may_writes): Same.
28356 (scop_get_original_schedule): Same.
28357 (extend_schedule): Same.
28358 (apply_schedule_on_deps): Same.
28359 (carries_deps): Same.
28360 (compute_deps): Same.
28361 (scop_get_dependences): Same.
28362 * graphite-isl-ast-to-gimple.c
28363 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
28364 * graphite-optimize-isl.c (get_schedule_for_band): Same.
28365 (get_schedule_for_band_list): Same.
28366 (get_schedule_map): Same.
28367 (apply_schedule_map_to_scop): Same.
28368 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
28369 (build_loop_iteration_domains): Same.
28370 (add_condition_to_pbb): Same.
28371 (add_param_constraints): Same.
28372 (pdr_add_memory_accesses): Same.
28373 (pdr_add_data_dimensions): Same.
28375 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28377 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
28380 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28382 * common.opt (feliminate-dwarf2-dups): Replace references to
28383 "DWARF 2" with just "DWARF".
28384 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
28385 * doc/extend.texi: Likewise.
28386 * doc/cpp.texi: Likewise.
28387 * doc/invoke.texi: Likewise.
28388 (Option Summary): Add -gdwarf to list of Debugging Options.
28389 (Debugging Options): Document -gdwarf.
28390 * doc/contrib.texi: Spell "DWARF" like that.
28392 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28394 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
28395 warning. Fix up formatting.
28397 PR middle-end/67653
28398 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
28399 attempt to mark memory input operand addressable and
28400 call prepare_gimple_addressable in that case. Don't adjust
28401 input_location for diagnostics, use error_at instead.
28403 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
28405 * config/rs6000/ppc-auxv.h: New file.
28406 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
28407 (cpu_is): Likewise.
28408 (cpu_supports): Likewise.
28409 * config/rs6000/rs6000.c: include "ppc-auxv.h".
28410 (cpu_is_info): New variable.
28411 (cpu_supports_info): Likewise.
28412 (tcb_verification_symbol): Likewise.
28413 (cpu_builtin_p): Likewise.
28414 (cpu_expand_builtin): New function.
28415 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
28416 (rs6000_init_builtins): Likewise.
28417 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
28418 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
28419 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
28420 * configure: Regenerate.
28421 * config.in: Likewise.
28422 * doc/extend.texi (PowerPC Built-in Functions): Document
28423 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
28425 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
28428 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
28430 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
28433 2016-01-20 Richard Henderson <rth@redhat.com>
28439 * tree.c (tm_define_builtin): New.
28440 (find_tm_vector_type): New.
28441 (build_tm_vector_builtins): New.
28442 (build_common_builtin_nodes): Call it.
28444 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
28446 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
28447 (arm_fp_ok): Likewise.
28448 (arm_fp): Likewise.
28449 (arm_crypto): Likewise.
28451 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
28452 Richard Biener <rguenther@suse.de>
28454 PR tree-optimization/69328
28455 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
28456 vectors have same number of elements.
28457 (vectorizable_condition): Fix masked version recognition.
28459 2016-01-20 Richard Biener <rguenther@suse.de>
28461 PR tree-optimization/69345
28462 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
28463 (VN_INFO_PTR_INFO): Likewise.
28464 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
28465 info when it is equal between non-dominating SSA names.
28466 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28467 Make sure to look at original SSA infos.
28469 2016-01-20 Jeff Law <law@redhat.com>
28472 * config/m68k/predicates.md (pow2_m1_operand): New predicate
28474 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
28475 (pc_or_label_operand): New predicate.
28476 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
28477 tests for small integers that are 2^n - 1.
28479 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
28481 * doc/invoke.texi (Options Summary): Add '.' after @xref.
28483 2016-01-19 Jeff Law <law@redhat.com>
28485 PR middle-end/69347
28486 * tree-ssa-threadbackwards.c
28487 (fsm_find_control_statement_thread_paths): Do not try to lookup
28488 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
28490 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
28492 * doc/lto.texi: Remove text that says only Gold has linker plugin
28495 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
28497 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
28498 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
28499 the DIE accordingly.
28500 (modified_type_die): Add REVERSE parameter and pass it recursively,
28501 as well as to base_type_die. Adjust presence check accordingly.
28502 (base_type_for_mode): Adjust call to modified_type_die.
28503 (add_type_attribute): Add REVERSE parameter and pass it to
28505 (generic_parameter_die): Adjust call to add_type_attribute.
28506 (add_scalar_info): Likewise.
28507 (add_subscript_info): Likewise.
28508 (gen_array_type_die): Likewise.
28509 (gen_descr_array_type_die): Likewise.
28510 (gen_entry_point_die): Likewise.
28511 (gen_enumeration_type_die): Likewise.
28512 (gen_formal_parameter_die): Likewise.
28513 (gen_subprogram_die): Likewise.
28514 (gen_variable_die ): Likewise.
28515 (gen_const_die): Likewise.
28516 (gen_field_die): Likewise.
28517 (gen_pointer_type_die): Likewise.
28518 (gen_reference_type_die): Likewise.
28519 (gen_ptr_to_mbr_type_die): Likewise.
28520 (gen_inheritance_die): Likewise.
28521 (gen_subroutine_type_die): Likewise.
28522 (gen_typedef_die): Likewise.
28523 (force_type_die): Adjust call to modified_type_die.
28525 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
28527 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
28528 flow throughout the file. Fix broken link to Objective-C 2.0
28530 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
28533 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28535 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
28537 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28540 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
28541 (maybe_record_node): Record cxa_pure_virtual as the only possible
28542 target if there are not ohter candidates.
28543 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
28545 2016-01-19 Richard Biener <rguenther@suse.de>
28547 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
28548 (get_memory_order): Likewise.
28550 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
28552 * tree-vect-stmts.c (vectorizable_store): Check
28555 2016-01-19 David Malcolm <dmalcolm@redhat.com>
28558 * gcc.c (driver::decode_argv): Add call to
28559 init_opts_obstack before init_options_struct.
28560 * opts.c (init_opts_obstack): Remove idempotency.
28561 (init_options_struct): Replace call to init_opts_obstack
28562 with a gcc_assert to verify that it has already been called.
28563 * toplev.c (toplev::main): Add call to init_opts_obstack before
28564 calls to init_options_struct.
28565 (toplev::finalize): Move cleanup of opts_obstack next to
28566 cleanup of save_decoded_options, clearing the latter, and
28567 save_decoded_options_count.
28569 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28572 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
28573 attribute to unconditional. Remove %? from output template.
28575 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28576 Jiong Wang <jiong.wang@arm.com>
28578 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
28579 generated from different expand order.
28581 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28583 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
28584 Add support for CCMP costing.
28586 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28588 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
28589 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
28590 (fccmpe<mode>): Likewise.
28591 (fcmp): Rename to fcmp and globalize pattern.
28593 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
28594 (aarch64_gen_ccmp_next): Add FP support.
28596 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28598 * target.def (gen_ccmp_first): Update documentation.
28599 (gen_ccmp_next): Likewise.
28600 * doc/tm.texi (gen_ccmp_first): Update documentation.
28601 (gen_ccmp_next): Likewise.
28602 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
28603 expand_ccmp_expr_1. Improve comments.
28604 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
28605 (ccmp_ior<mode>): Remove pattern.
28606 (cmp<mode>): Remove expand.
28607 (cmp): Globalize pattern.
28608 (cstorecc4): Use cc_register.
28609 (mov<mode>cc): Remove ccmp_cc_register check.
28610 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
28611 Simplify after removal of CC_DNE/* modes.
28612 (aarch64_ccmp_mode_to_code): Remove.
28613 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
28614 In 'k' case use integer as condition.
28615 (aarch64_nzcv_codes): Remove inverted cases.
28616 (aarch64_code_to_ccmode): Remove.
28617 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
28618 comparison with CC register to be used in folowing CCMP/branch/CSEL.
28619 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
28620 pattern. Return the comparison with CC register. Invert conditions
28621 when bitcode is OR.
28622 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
28623 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
28625 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28627 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
28628 instrumented_version.
28630 2016-01-19 Richard Biener <rguenther@suse.de>
28632 PR tree-optimization/69336
28633 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
28634 handled components with get_ref_base_and_extent.
28635 (equal_mem_array_ref_p): Adjust.
28637 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28640 * shrink-wrap.c: Include valtrack.h.
28641 (move_insn_for_shrink_wrap): Add DEBUG argument. If
28642 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
28643 in between insn and where it will be moved to. Call
28644 dead_debug_insert_temp.
28645 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
28646 first and dead_debug_local_finish at the end.
28647 For uses and defs bitmap, handle all regs in between REGNO and
28648 END_REGNO, not just the first one.
28650 2016-01-19 Richard Biener <rguenther@suse.de>
28652 PR tree-optimization/69352
28653 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
28654 (equal_mem_array_ref_p): Constrain size and max size properly.
28655 Compare the reverse flag.
28657 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
28659 * ira.c (ira): Update regstat data if we deleted insns.
28661 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28663 PR rtl-optimization/68955
28664 PR rtl-optimization/64557
28665 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
28666 here. Fix up formatting.
28667 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
28669 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28672 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
28673 assume that the node has body.
28674 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
28677 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28679 * lto-streamer-out.c (lto_output): Do not stream instrumentation
28682 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28684 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
28685 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
28687 2016-01-19 Martin Jambor <mjambor@suse.cz>
28688 Martin Liska <mliska@suse.cz>
28689 Michael Matz <matz@suse.de>
28691 * Makefile.in (OBJS): Add new source files.
28692 (GTFILES): Add hsa.c.
28693 * common.opt (disable_hsa): New variable.
28694 (-Whsa): New warning.
28695 * config.in (ENABLE_HSA): New.
28696 * configure.ac: Treat hsa differently from other accelerators.
28697 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
28698 $enable_offloading.
28699 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
28700 * doc/install.texi (Configuration): Document --with-hsa-runtime,
28701 --with-hsa-runtime-include, --with-hsa-runtime-lib and
28702 --with-hsa-kmt-lib.
28703 * doc/invoke.texi (-Whsa): Document.
28704 (hsa-gen-debug-stores): Likewise.
28705 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
28706 to invoke offload compiler for hsa acclerator.
28707 * opts.c (common_handle_option): Determine whether HSA offloading
28708 should be performed.
28709 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
28710 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
28711 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
28712 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
28713 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
28714 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
28715 GF_OMP_FOR_KIND_GRID_LOOP.
28716 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
28717 (pp_gimple_stmt_1): Likewise.
28718 * gimple-walk.c (walk_gimple_stmt): Likewise.
28719 * gimple.c (gimple_build_omp_grid_body): New function.
28720 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
28721 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
28722 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
28723 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
28724 GF_OMP_TEAMS_GRID_PHONY.
28725 (gimple_statement_omp_single_layout): Updated comments.
28726 (gimple_build_omp_grid_body): New function.
28727 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
28728 (gimple_omp_for_grid_phony): New function.
28729 (gimple_omp_for_set_grid_phony): Likewise.
28730 (gimple_omp_parallel_grid_phony): Likewise.
28731 (gimple_omp_parallel_set_grid_phony): Likewise.
28732 (gimple_omp_teams_grid_phony): Likewise.
28733 (gimple_omp_teams_set_grid_phony): Likewise.
28734 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
28735 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
28736 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
28737 (BUILT_IN_GOMP_TARGET): Updated type.
28738 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
28739 (adjust_for_condition): New function.
28740 (get_omp_for_step_from_incr): Likewise.
28741 (extract_omp_for_data): Moved parts to adjust_for_condition and
28742 get_omp_for_step_from_incr.
28743 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
28744 (fixup_child_record_type): Bail out if receiver_decl is NULL.
28745 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
28746 (scan_omp_parallel): Do not create child functions for phony
28748 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
28749 (scan_omp_1_op): Checking assert we are not remapping to
28750 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
28751 (parallel_needs_hsa_kernel_p): New function.
28752 (expand_parallel_call): Register apprpriate parallel child
28753 functions as HSA kernels.
28754 (grid_launch_attributes_trees): New type.
28755 (grid_attr_trees): New variable.
28756 (grid_create_kernel_launch_attr_types): New function.
28757 (grid_insert_store_range_dim): Likewise.
28758 (grid_get_kernel_launch_attributes): Likewise.
28759 (get_target_argument_identifier_1): Likewise.
28760 (get_target_argument_identifier): Likewise.
28761 (get_target_argument_value): Likewise.
28762 (push_target_argument_according_to_value): Likewise.
28763 (get_target_arguments): Likewise.
28764 (expand_omp_target): Call get_target_arguments instead of looking
28765 up for teams and thread limit.
28766 (grid_expand_omp_for_loop): New function.
28767 (grid_arg_decl_map): New type.
28768 (grid_remap_kernel_arg_accesses): New function.
28769 (grid_expand_target_kernel_body): New function.
28770 (expand_omp): Call it.
28771 (lower_omp_for): Do not emit phony constructs.
28772 (lower_omp_taskreg): Do not emit phony constructs but create for them
28773 a temporary variable receiver_decl.
28774 (lower_omp_taskreg): Do not emit phony constructs.
28775 (lower_omp_teams): Likewise.
28776 (lower_omp_grid_body): New function.
28777 (lower_omp_1): Call it.
28778 (grid_reg_assignment_to_local_var_p): New function.
28779 (grid_seq_only_contains_local_assignments): Likewise.
28780 (grid_find_single_omp_among_assignments_1): Likewise.
28781 (grid_find_single_omp_among_assignments): Likewise.
28782 (grid_find_ungridifiable_statement): Likewise.
28783 (grid_target_follows_gridifiable_pattern): Likewise.
28784 (grid_remap_prebody_decls): Likewise.
28785 (grid_copy_leading_local_assignments): Likewise.
28786 (grid_process_kernel_body_copy): Likewise.
28787 (grid_attempt_target_gridification): Likewise.
28788 (grid_gridify_all_targets_stmt): Likewise.
28789 (grid_gridify_all_targets): Likewise.
28790 (execute_lower_omp): Call grid_gridify_all_targets.
28791 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
28792 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
28793 (tree_omp_clause): Added union field dimension.
28794 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
28795 * tree.c (omp_clause_num_ops): Added number of arguments of
28796 OMP_CLAUSE__GRIDDIM_.
28797 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
28798 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
28799 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
28800 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
28801 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
28802 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
28803 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
28804 * tree-pass.h (make_pass_gen_hsail): Declare.
28805 (make_pass_ipa_hsa): Likewise.
28806 * ipa-hsa.c: New file.
28807 * lto-section-in.c (lto_section_name): Add hsa section name.
28808 * lto-streamer.h (lto_section_type): Add hsa section.
28809 * timevar.def (TV_IPA_HSA): New.
28810 * hsa-brig-format.h: New file.
28811 * hsa-brig.c: New file.
28812 * hsa-dump.c: Likewise.
28813 * hsa-gen.c: Likewise.
28816 * toplev.c (compile_file): Call hsa_output_brig.
28817 * hsa-regalloc.c: New file.
28819 2016-01-18 Jeff Law <law@redhat.com>
28821 PR tree-optimization/69320
28822 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
28823 ranged object, do nothing if the RHS constant is not [0..1].
28824 (optimize_stmt): Comparing a boolean ranged object against a
28825 constant outside [0..1] results in a compile-time constant.
28827 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
28830 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
28832 * doc/invoke.texi (Invoking GCC): Add new section to menu.
28833 (Option Summary): Update to reflect new section and moved options.
28834 (C++ Dialect Options): Move -fstats to new section.
28835 (Debugging Options): Move all dump, statistics, and other GCC
28836 developer options to new section. Rewrite section introduction
28837 and re-order remaining options to put the more basic ones first.
28838 (Optimization Options): Move -fira-verbose and -flto-report* to
28840 (Developer Options): New section incorporating moved options.
28841 * doc/cppopts.texi (-dM): Update cross-reference.
28843 2016-01-18 Richard Henderson <rth@redhat.com>
28846 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
28847 operands to pseudo only if CSE is expected. Split long immediate
28848 operands only after reload, and for the stack pointer.
28849 (*add<GPI>3_pluslong): Remove.
28850 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
28851 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
28852 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
28853 (*add<GPI>3 peepholes): New.
28854 (*add<GPI>3 splitters): New.
28855 * config/aarch64/constraints.md (Upl): New.
28856 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
28858 2016-01-18 Richard Biener <rguenther@suse.de>
28860 PR tree-optimization/69297
28861 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
28863 (vect_bb_vectorization_profitable_p): Clear visited flag again.
28865 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
28867 PR middle-end/68542
28868 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
28869 of mixind vector and scalar types.
28870 (fold_relational_const): Add handling of vector
28871 comparison with boolean result.
28872 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
28873 comparison of vector operands with boolean result for EQ/NE only.
28874 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
28875 (verify_gimple_cond): Likewise.
28876 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
28879 2016-01-18 Joseph Myers <joseph@codesourcery.com>
28881 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
28884 2016-01-18 Richard Biener <rguenther@suse.de>
28886 PR middle-end/69308
28887 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
28889 2016-01-18 Tom de Vries <tom@codesourcery.com>
28891 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
28893 2016-01-18 Tom de Vries <tom@codesourcery.com>
28895 * omp-low.c (set_oacc_fn_attrib): Make extern.
28896 * omp-low.h (set_oacc_fn_attrib): Declare.
28897 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
28898 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
28899 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
28900 Add and handle function parameter oacc_kernels_p.
28901 (find_reduc_addr, get_omp_data_i_param): New function.
28902 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
28903 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
28904 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
28905 Calculate dominance info. Skip loops that are not in a kernels region
28906 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
28907 (pass_parallelize_loops::execute): Call parallelize_loops with
28908 oacc_kernels_p argument.
28909 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
28910 New member function.
28911 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
28912 * passes.def: Add argument to pass_parallelize_loops instantation.
28914 2016-01-18 Tom de Vries <tom@codesourcery.com>
28916 * tree-parloops.c (pass_parallelize_loops::execute): Allow
28917 pass_parallelize_loops to be run outside the loop pipeline.
28919 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28921 * tree-scalar-evolution.c (follow_copies_to_constant): New.
28922 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
28924 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28927 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
28928 using get_ref_base_and_extent.
28929 (equal_mem_array_ref_p): New.
28930 (hashable_expr_equal_p): Add call to previous.
28932 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28935 * tree-sra.c (disqualified_constants, constant_decl_p): New.
28936 (sra_initialize): Allocate disqualified_constants.
28937 (sra_deinitialize): Free disqualified_constants.
28938 (disqualify_candidate): Update disqualified_constants when appropriate.
28939 (create_access): Scan for constant-pool entries as we go along.
28940 (scalarizable_type_p): Add check against type_contains_placeholder_p.
28941 (maybe_add_sra_candidate): Allow constant-pool entries.
28942 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
28943 (initialize_constant_pool_replacements): New.
28944 (sra_modify_assign): Avoid mangling assignments created by previous,
28945 and don't generate writes into constant pool.
28946 (sra_modify_function_body): Call initialize_constant_pool_replacements.
28948 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28950 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
28951 andnot instruction.
28952 (scalar_chain::convert_op): Likewise.
28953 * config/i386/i386.md (*andndi3_doubleword): New.
28955 2016-01-18 Richard Biener <rguenther@suse.de>
28957 PR tree-optimization/69170
28958 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
28959 building a vector from scalar results of a pattern stmt.
28961 2016-01-18 Jakub Jelinek <jakub@redhat.com>
28963 * haifa-sched.c (autopref_multipass_init): Work around
28964 -Wmaybe-uninitialized warning.
28966 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
28968 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
28969 against the constant 0.
28971 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28973 PR tree-optimization/68799
28974 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
28975 look up phi candidates in the statement-candidate map.
28976 (phi_add_costs): Likewise.
28977 (record_phi_increments): Likewise.
28978 (phi_incr_cost): Likewise.
28979 (ncd_with_phi): Likewise.
28980 (all_phi_incrs_profitable): Likewise.
28982 2016-01-17 Jakub Jelinek <jakub@redhat.com>
28984 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
28985 -Wmaybe-uninitialized warning.
28987 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
28989 * doc/invoke.texi (Invoking GCC): Add new section to menu.
28990 (Option Summary): Update to reflect new section and moved options.
28991 (C++ Dialect Options): Move -fvtable-verify and related options.
28992 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
28993 and profiling-related options.
28994 (Optimization Options): Move profile generation options and
28995 -fstack-protector and related options.
28996 (Instrumentation Options): New section incorporating moved options.
28997 (Code Generation Options): Move -finstrument-functions and
28998 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
29000 2016-01-16 Tom de Vries <tom@codesourcery.com>
29002 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
29004 2016-01-16 Tom de Vries <tom@codesourcery.com>
29006 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
29008 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
29010 * hash-table.h (hash_table::empty): Turn into an inline wrapper
29011 that checks whether the table is already empty. Rename the
29012 original implementation to...
29013 (hash_table::empty_slot): ...this new private function.
29015 2016-01-15 David Malcolm <dmalcolm@redhat.com>
29017 PR diagnostic/68899
29018 * diagnostic-show-locus.c (layout::print_source_line): Move x
29019 offset of line until after call to
29020 get_line_width_without_trailing_whitespace.
29022 2016-01-15 Jeff Law <law@redhat.com>
29024 PR tree-optimization/69270
29025 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
29026 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
29027 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
29028 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
29029 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
29030 ssa_name_has_boolean_range and constant_boolean_node.
29032 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
29034 PR rtl-optimization/69030
29035 * lra-spills.c (remove_pseudos): Check nrefs and make the function
29037 (spill_pseudos): Delete debug insn for dead pseudo.
29038 (lra_spill): Initiate spill_hard_reg and slots memory separately.
29040 2016-01-15 Jiong Wang <jiong.wang@arm.com>
29042 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
29044 (TYPES_UNOPUS): Likewise.
29045 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
29046 builtin type, from UNOP to UNOPUS.
29047 (lbtruncuv4sf): Likewise.
29048 (lbtruncuv2df): Likewise.
29049 (lrounduv2sf): Likewise.
29050 (lrounduv4sf): Likewise.
29051 (lrounduv2df): Likewise.
29052 (lroundusf): Likewise.
29053 (lroundusf): Likewise.
29054 (lceiluv2sf): Likewise.
29055 (lceiluv4sf): Likewise.
29056 (lceiluv2df): Likewise.
29057 (lceilusf): Likewise.
29058 (lceiludf): Likewise.
29059 (lflooruv2sf): Likewise.
29060 (lflooruv4sf): Likewise.
29061 (lflooruv2df): Likewise.
29062 (lfloorusf): Likewise.
29063 (lfloorudf): Likewise.
29064 (lfrintnuv2sf): Likewise.
29065 (lfrintnuv4sf): Likewise.
29066 (lfrintnuv2df): Likewise.
29067 (lfrintnusf): Likewise.
29068 (lfrintnudf): Likewise.
29069 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
29071 (vcvtq_u32_f32): Likewise.
29072 (vcvtq_u64_f64): Likewise.
29073 (vcvta_u32_f32): Likewise.
29074 (vcvtaq_u32_f32): Likewise.
29075 (vcvtaq_u64_f64): Likewise.
29076 (vcvtm_u32_f32): Likewise.
29077 (vcvtmq_u32_f32): Likewise.
29078 (vcvtmq_u64_f64): Likewise.
29079 (vcvtn_u32_f32): Likwise.
29080 (vcvtnq_u32_f32): Likewise.
29081 (vcvtnq_u64_f64): Likewise.
29082 (vcvtp_u32_f32): Likewise.
29083 (vcvtpq_u32_f32): Likewise.
29084 (vcvtpq_u64_f64): Likewise.
29085 (vcvtmd_u64_f64): Likewise.
29086 (vcvtms_u32_f32): Likewise.
29087 (vcvtad_u64_f64): Likewise.
29088 (vcvtas_u32_f32): Likewise.
29089 (vcvtnd_u64_f64): Likewise.
29090 (vcvtns_u32_f32): Likewise.
29091 (vcvtpd_u64_f64): Likewise.
29092 (vcvtps_u32_f32): Likewise.
29094 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29096 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
29097 CSEL of zero_extended registers.
29099 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29101 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
29102 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
29104 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29106 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
29107 false when argument string is not found in the attributes table
29110 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
29113 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
29114 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
29115 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
29116 precision estimate.
29118 2016-01-15 Richard Biener <rguenther@suse.de>
29120 PR tree-optimization/66856
29121 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
29122 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
29123 (vect_create_new_slp_node): Increment stmt reference count.
29124 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
29125 an SLP tree before swapping operands.
29126 (vect_build_slp_tree): Likewise.
29127 (destroy_bb_vec_info): Free stmt info after SLP instances.
29128 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
29129 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
29130 (STMT_VINFO_NUM_SLP_USES): New macro.
29132 2016-01-15 Richard Biener <rguenther@suse.de>
29135 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
29136 (add_linkage_name): ... here.
29137 (gen_typedef_die): Use add_linkage_name_raw instead of
29138 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
29141 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
29143 * gimplify.c (oacc_default_clause): Decode reference and pointer
29144 types for both kernels and parallel regions.
29146 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
29148 PR middle-end/69246
29149 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
29151 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29153 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
29154 (convert_scalars_to_vector): Likewise.
29156 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
29158 * doc/extend.texi (Type Traits): Fix grammar.
29160 2016-01-15 Martin Jambor <mjambor@suse.cz>
29162 * tree-inline.c (remap_decl): Use existing dclarations if
29163 remapping a type and prevent_decl_creation_for_types.
29164 (replace_locals_stmt): Do an initial remapping of non-VLA typed
29165 decls first. Do real remapping with
29166 prevent_decl_creation_for_types set.
29167 * tree-inline.h (copy_body_data): New field
29168 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
29171 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29173 * config/s390/s390.opt (mmvcle): More verbose help text.
29175 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29177 * config/s390/s390.opt: Add period to -mzvector option text.
29179 2016-01-15 Richard Biener <rguenther@suse.de>
29181 PR tree-optimization/68961
29182 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
29183 of invariants in stores again.
29185 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
29187 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
29189 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29191 * config/i386/i386.c (ix86_expand_branch): Don't split
29192 DI mode xor instruction to SI mode.
29194 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29197 * ipa-icf.c (sem_function::merge): Virtual functions may become
29198 reachable even if they address is not taken and there are no
29201 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29203 * lto-streamer-out.c (subtract_estimated_size): New function.
29204 (get_symbol_initial_value): Use it.
29206 2016-01-15 Christian Bruel <christian.bruel@st.com>
29209 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
29210 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
29211 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
29212 use add_builtin_function_ext_scope instead of add_builtin_function.
29213 (neon_set_p, neon_crypto_set_p): Remove.
29214 (arm_init_builtins): Always call arm_init_neon_builtins and
29215 arm_init_crypto_builtins.
29216 (arm_expand_builtin): Check that builtins are allowed for the arch.
29217 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
29218 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
29219 arm_init_neon_builtins call.
29221 2016-01-15 Richard Biener <rguenther@suse.de>
29223 PR tree-optimization/69117
29224 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
29225 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
29226 of the leader conservatively.
29227 (free_scc_vn): Restore original SSA name infos.
29229 2016-01-14 Jeff Law <law@redhat.com>
29231 PR tree-optimization/69270
29232 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
29233 single bit of precision, verify it's also unsigned.
29234 (record_edge_info): Use constant_boolean_node rather than fold_convert
29235 to convert boolean_true/boolean_false to the right type.
29237 2016-01-14 Richard Henderson <rth@redhat.com>
29240 * loop-doloop.c (record_reg_sets): New.
29241 (doloop_optimize): Reject the transform if the sequence
29242 clobbers registers live at the end of the loop block.
29243 (doloop_optimize_loops): Enable df_live if needed.
29245 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
29247 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
29248 * config/rs6000/rs6000.c: Likewise.
29249 * config/rs6000/rs6000.h: Likewise.
29250 * config/rs6000/rs6000.md: Likewise.
29251 * doc/extend.texi: Likewsie.
29253 2016-01-14 Jeff Law <law@redhat.com>
29255 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
29258 2016-01-14 Richard Henderson <rth@redhat.com>
29262 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
29263 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
29264 instead of builtin_decl_declared_p to test for declaration.
29266 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
29268 * doc/loop.texi (Loop Analysis and Representation): Document
29269 loop_depth function.
29271 2016-01-14 Tom de Vries <tom@codesourcery.com>
29273 PR tree-optimization/68773
29274 * omp-low.c (expand_omp_target): Don't set force_output.
29275 * varpool.c (varpool_node::get_create): Same.
29276 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
29277 offload_funcs with force_output.
29279 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29282 * lra-eliminations.c (move_plus_up): Don't change anything if either
29283 the outer or inner subreg mode is not MODE_INT.
29284 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
29285 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
29287 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29289 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
29290 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
29291 reduc_uplus_@var{m}): Remove.
29292 * expr.c (expand_expr_real_2): Remove expansion path for
29293 reduc_[us](min|max|plus) optabs.
29294 * optabs-tree.c (scalar_reduc_to_vector): Remove.
29295 * optabs-tree.h (scalar_reduc_to_vector): Remove.
29296 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
29297 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
29298 * tree-vect-loop.c (vectorizable_reduction): Remove test for
29299 reduc_[us](min|max|plus) optabs.
29301 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29303 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
29304 (reduc_plus_scal_v2sf): New.
29305 (reduc_smax_v2sf): Rename to...
29306 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
29307 (reduc_smin_v2sf): Rename to...
29308 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
29310 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
29312 * alias.c (compare_base_symbol_refs): New function.
29313 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
29316 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29318 PR middle-end/68146
29319 PR tree-optimization/69155
29320 * tree-complex.c: Include cfganal.h.
29321 (phis_to_revisit): New variable.
29322 (extract_component): Add phiarg_p argument. Assert that returned
29323 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
29324 (update_phi_components): Partly rewrite to use loop over real/imag
29325 components instead of code duplication. If extract_component returns
29326 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
29327 create_tmp_reg into the PHI node instead, and mention the phi triplet
29328 in phis_to_revisit.
29329 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
29330 in phis_to_revisit at the end.
29332 2016-01-14 Richard Biener <rguenther@suse.de>
29334 PR tree-optimization/68060
29335 * tree-vect-loop.c (vect_is_simple_reduction): Check the
29336 outer loop reduction is only used in the inner loop before
29337 detecting a double reduction.
29339 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29342 * combine.c (expand_field_assignment): Punt if compute_mode is
29343 unsupported scalar mode.
29345 2016-01-14 Richard Biener <rguenther@suse.de>
29347 PR tree-optimization/66856
29348 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
29349 SLP node only if it built successfully.
29350 (vect_analyze_slp_instance): Adjust.
29352 2016-01-14 Jeff Law <law@redhat.com>
29354 PR tree-optimization/69270
29355 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
29356 (record_edge_info): Use it. Convert boolean_{true,false}_node
29357 to the type of op0.
29359 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
29362 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
29363 use block_ultimate_origin
29364 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
29366 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29368 * doc/invoke.texi (Submodel Options): Rename section to
29369 "Machine-Dependent Options" to better reflect its content.
29370 Rewrite introductory text to remove archaic CPU names.
29373 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29375 * doc/invoke.texi (Code Gen Options): Move section up in file,
29376 before target-specific options. Update menu and option summary
29377 to reflect the new section ordering.
29379 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29381 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
29382 (C++ Dialect Options): Add cross-reference to -std option.
29383 * doc/standards.texi (C++ Language): Document C++14 support.
29385 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
29387 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
29388 for pack/unpack functions for __ibm128.
29389 (PACK_IF): Likewise.
29390 (UNPACK_IF): Likewise.
29392 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
29393 support for __ibm128 pack/unpack functions.
29394 (rs6000_invalid_builtin): Likewise.
29395 (rs6000_init_builtins): Likewise.
29396 (rs6000_opt_masks): Likewise.
29398 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
29399 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
29401 (RS6000_BTM_COMMON): Likewise.
29403 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
29404 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
29405 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
29406 128-bit floating point. Add support for the double values to be
29407 in Altivec registers for TF/IF packing and unpacking, but restrict
29408 TD packing sub-fields to be FPR registers. Don't allow overlapped
29409 register support for packing. Allow pack inputs to be memory
29410 locations. Don't build generator functions for unpack<mode>_dm
29411 and unpack<mode>_nodm.
29412 (unpack<mode>_dm): Likewise.
29413 (unpack<mode>_nodm): Likewise.
29414 (pack<mode>): Likewise.
29416 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
29417 built-in functions to pack/unpack explicit __ibm128 values.
29418 (__builtin_unpack_ibm128): Likewise.
29420 * doc/extend.texi (PowerPC Built-in Functions): Document
29421 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
29423 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
29426 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
29427 Add new arg loc and pass it down as context.
29428 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
29429 to the location to use for the warning.
29430 (check_function_arguments): New arg loc. All callers changed. Pass
29431 it to check_function_nonnull.
29432 * c-common.h (check_function_arguments): Adjust declaration.
29434 2016-01-13 Jakub Jelinek <jakub@redhat.com>
29436 PR tree-optimization/69156
29437 * gimple.c (validate_type): Removed.
29438 (gimple_builtin_call_types_compatible_p): Use
29439 useless_type_conversion_p instead of validate_type.
29440 * value-prof.c (gimple_stringop_fixed_value): Fold
29441 icall_size to correct type.
29443 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29445 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
29448 2016-01-13 Richard Henderson <rth@redhat.com>
29451 * target.def (builtin_tm_load, builtin_tm_store): Remove.
29452 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
29453 (ix86_builtin_tm_store): Remove.
29454 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29455 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29456 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29457 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29458 * doc/tm.texi: Rebuild.
29460 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
29461 (BUILT_IN_TM_MEMCPY_RTWN): New.
29462 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
29463 fallback from vector to integer helpers.
29464 (build_tm_load): Handle vector types directly, instead of
29466 (build_tm_store): Likewise.
29467 (expand_assign_tm): Prepare for register types not handled by
29468 the above. Copy them to memory and use memcpy.
29469 * tree.c (tm_define_builtin): New.
29470 (find_tm_vector_type): New.
29471 (build_tm_vector_builtins): New.
29472 (build_common_builtin_nodes): Call it.
29474 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
29476 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
29477 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
29479 2016-01-13 Tom de Vries <tom@codesourcery.com>
29481 PR tree-optimization/69169
29482 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
29483 handled_struct_type param.
29484 (create_variable_info_for, intra_create_variable_infos): Call
29485 create_variable_info_for_1 with extra arg.
29487 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
29489 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
29490 and "armv8.1-a+crc" entries.
29492 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
29495 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
29496 Change first operand predicate from register_or_constm1_operand
29497 to register_operand.
29498 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
29499 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
29500 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
29501 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
29502 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
29503 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
29504 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
29505 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
29506 comparison with constm1_rtx from vec_prefetch_gen part.
29508 2016-01-13 Richard Biener <rguenther@suse.de>
29510 PR tree-optimization/69013
29511 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
29512 Exchange assert for a test.
29514 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29517 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
29519 2016-01-13 Richard Biener <rguenther@suse.de>
29521 PR tree-optimization/69242
29522 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
29523 assert with a check.
29525 2016-01-13 Richard Biener <rguenther@suse.de>
29527 PR tree-optimization/69186
29528 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
29529 Properly guard vect_update_misalignment_for_peel call.
29531 2016-01-12 Jeff Law <law@redhat.com>
29533 PR tree-optimization/pr67755
29534 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
29535 "need_profile_correction".
29536 (thread_block_1): Initialize new field to false by default. If we
29537 have multiple thread paths through a common joiner to different
29538 final targets, then set new field to true.
29539 (compute_path_counts): Only do count adjustment when it's really
29542 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29544 * doc/invoke.texi (Spec Files): Move section down in file, past
29545 all command-line option descriptions.
29547 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29549 PR middle-end/54809
29550 * doc/gty.texi: Remove documentation of mark_hook.
29551 * gengtype.c (struct write_types_data): Remove code to support
29552 mark_hook attribute.
29553 (walk_type): Likewise.
29554 (write_func_for_structure): Likewise.
29556 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29558 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
29559 Directory Options, and -specs= to Overall Options.
29560 (Overall Options): Adjust similarly. Reorder to group related
29561 options together. Make -specs= cross-reference the spec file details.
29562 (Directory Options): Adjust similarly.
29564 2016-01-12 Jeff Law <law@redhat.com>
29566 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
29568 2016-01-12 Olivier Hainque <hainque@adacore.com>
29570 * gcc.c (spec_undefvar_allowed): New global.
29571 (process_command): Set to true when running for --version or --help,
29573 (getenv_spec_function): When the variable is not defined, use the
29574 variable name as the variable value if we're allowed not to issue
29577 2016-01-12 Bin Cheng <bin.cheng@arm.com>
29579 PR tree-optimization/68911
29580 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
29581 information computed for expression "init + nit * step".
29583 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29585 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
29586 about name of GCC executable. Remove deleted node from menu.
29587 (Directory Options) <-B>: Remove cross-reference to deleted node.
29588 (Target Options): Delete section.
29590 2016-01-12 Christian Bruel <christian.bruel@st.com>
29593 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
29594 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
29596 2016-01-12 Jakub Jelinek <jakub@redhat.com>
29599 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
29600 aligned_mem is properly set for AVX512-VL floating point masked
29604 * ifcvt.c (cond_exec_process_if_block): When removing the last
29605 insn from then_bb, remove also any possible barriers that follow it.
29607 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
29611 * config/i386/iamcu.h (SIZE_TYPE): New macro.
29612 (PTRDIFF_TYPE): Likewise.
29613 (WCHAR_TYPE): Likewise.
29614 (WCHAR_TYPE_SIZE): Likewise.
29615 (STDINT_LONG32): Likewise.
29617 2016-01-12 Richard Biener <rguenther@suse.de>
29619 PR tree-optimization/69053
29620 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
29621 convert initial value for cond reductions.
29623 2016-01-12 Richard Biener <rguenther@suse.de>
29625 PR tree-optimization/69007
29626 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
29627 widen_sum after dot_prod and sad.
29629 2016-01-12 Richard Biener <rguenther@suse.de>
29631 PR tree-optimization/69168
29632 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
29633 pattern stmt SLP type.
29634 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
29635 end up unused so cope with that case.
29637 2016-01-12 Richard Biener <rguenther@suse.de>
29639 PR tree-optimization/69157
29640 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
29641 stmts def type only during analyze phase.
29642 (vectorizable_call): Likewise.
29643 (vectorizable_simd_clone_call): Likewise.
29644 (vectorizable_conversion): Likewise.
29645 (vectorizable_assignment): Likewise.
29646 (vectorizable_shift): Likewise.
29647 (vectorizable_operation): Likewise.
29648 (vectorizable_store): Likewise.
29649 (vectorizable_load): Likewise.
29651 2016-01-12 Richard Biener <rguenther@suse.de>
29653 PR tree-optimization/69174
29654 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
29656 (vectorizable_load): Properly compute the number of loads needed
29657 for permuted strided SLP loads and do not spuriously assign
29658 to SLP_TREE_VEC_STMTS.
29660 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
29662 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
29663 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
29664 (MD_EXEC_PREFIX): Remove.
29665 (MD_STARTFILE_PREFIX) Removee.
29666 (FILE_NAME_ABSOLUTE_P): Remove.
29667 (CPP_SPEC): Do not read macros from sys/version.h.
29668 (LINK_COMMAND_SPEC): Remove.
29669 (LOCAL_INCLUDE_DIR): Remove.
29670 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
29671 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
29672 (POST_LINK_SPEC): Define to invoke stubify after linker
29673 (LIBSTDCXX): Remove define
29674 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
29675 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
29676 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
29677 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
29678 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
29679 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
29680 (i386_djgpp_asm_named_section): Add propotype of new procedure
29682 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
29683 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
29684 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
29685 in config/i386/djgpp.h).
29686 (STANDARD_STARTFILE_PREFIX_2): Define identical to
29687 STANDARD_STARTFILE_PREFIX_1.
29688 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
29689 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
29690 installation errors.
29691 (MAX_OFILE_ALIGNMENT): Define to 128.
29692 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
29694 * config/i386/djgpp.c: New file. Add implementation of
29695 i386_djgpp_asm_named_section.
29697 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
29699 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
29700 Add rule for building djgpp.o.
29702 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29704 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
29705 (rtx_is_swappable_p): Reductions are swappable.
29706 (insn_is_swappable_p): V2DF reductions are swappable.
29708 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
29710 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
29711 reloads for other unsupported memory operands.
29713 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29714 Jim Wilson <jim.wilson@linaro.org>
29717 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
29718 copy_to_mode_reg instead of force_reg.
29720 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29723 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
29724 TARGET_80387 is true.
29726 2016-01-11 Jakub Jelinek <jakub@redhat.com>
29729 * lra-eliminations.c (move_plus_up): Only move plus up
29730 if subreg of the constant can be simplified into constant
29731 and use the simplified subreg of the constant instead of
29732 the original constant.
29734 * fold-const.c (fold_convertible_p): Don't return true
29735 for conversion of VECTOR_TYPE to same sized integral type.
29736 (fold_convert_loc): Fix up formatting. Fold conversion of
29737 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
29738 instead of NOP_EXPR.
29740 PR tree-optimization/69214
29741 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
29742 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
29745 PR tree-optimization/69207
29746 * tree-vect-slp.c (vect_get_constant_vectors): For
29747 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
29748 fold_convertible_p to vector_type's element type, and always
29749 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
29751 2016-01-11 Richard Biener <rguenther@suse.de>
29753 PR tree-optimization/69173
29754 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
29755 fixup the cycle if all stmts are in a pattern.
29757 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
29759 PR middle-end/68999
29760 * alias.c (base_alias_check): Move check for addresses with
29761 alignment ANDs before the call for compare_base_decls.
29762 (memrefs_conflict_p): Return -1 for different decls
29763 that went through alignment adjustments.
29765 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29767 PR rtl-optimization/68796
29768 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
29769 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
29770 and QImode comparisons against zero with CC_NZmode.
29771 * config/aarch64/iterators.md (short_mask): New mode_attr.
29773 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29775 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
29776 (<avx512>_store<mode>_mask): Likewise.
29778 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
29779 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29781 PR rtl-optimization/68841
29782 * ifcvt.c (struct noce_if_info): Add orig_x field.
29783 (bbs_ok_for_cmove_arith): Add to_rename parameter.
29784 Don't record conflicts on to_rename if it's present.
29785 Allow memory destinations in sets.
29786 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
29787 blocks, passing orig_x to the checks.
29788 (noce_process_if_block): Set if_info->orig_x appropriately.
29790 2016-01-11 Tom de Vries <tom@codesourcery.com>
29792 PR tree-optimization/69069
29793 * tree-parloops.c (create_parallel_loop): Add missing phi args.
29795 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
29797 PR rtl-optimization/68920
29798 * config/i386/i386.c (ix86_option_override_internal): Restrict number
29799 of conditional moves for RTL if-conversion to 1 for
29800 TARGET_ONE_IF_CONV_INSN.
29801 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
29802 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
29803 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
29804 parameter to restirct number of conditional moves for
29806 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
29807 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
29810 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
29813 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
29814 onepart vars. Fix typo in comment. Fix reversed condition in
29816 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
29819 * var-tracking.c (dump_onepart_variable_differences): New.
29820 (dataflow_set_different): If a detailed dump is requested,
29821 delay early returns and dump differences between onepart
29822 variables present before and after, and added variables.
29824 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29827 * expr.c (expand_expr_real_1): For boolean vector constants
29828 with a scalar mode use const_scalar_mask_from_tree.
29829 (const_scalar_mask_from_tree): New.
29830 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
29831 assigned to a mask type to handle constants.
29833 2016-01-11 Martin Jambor <mjambor@suse.cz>
29836 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
29837 useless parameters if we cannot change function signature.
29839 2016-01-11 Martin Jambor <mjambor@suse.cz>
29842 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
29845 2016-01-11 Tom de Vries <tom@codesourcery.com>
29847 PR tree-optimization/69109
29848 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
29851 2016-01-11 Tom de Vries <tom@codesourcery.com>
29853 PR tree-optimization/69108
29854 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
29855 res is not used in a phi.
29857 2016-01-11 Yury Gribov <y.gribov@samsung.com>
29860 * common.opt (frandom-seed): Fix parameter name.
29861 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
29863 2016-01-11 Tom de Vries <tom@codesourcery.com>
29865 PR tree-optimization/69058
29866 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
29869 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
29871 * config/arc/arc.opt (mdiv-rem): Add period to the end.
29872 (mcode-density): Likewise.
29874 2016-01-10 Tom de Vries <tom@codesourcery.com>
29876 PR tree-optimization/69062
29877 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
29878 (parallelize_loops): Don't paralelize loop that has phi with address
29881 2016-01-10 Tom de Vries <tom@codesourcery.com>
29883 PR tree-optimization/69039
29884 * tree-parloops.c (try_create_reduction_list): Only allow single exit
29887 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
29889 PR middle-end/68743
29890 * match.pd: Require target has function_c99_misc before doing
29891 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
29893 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
29895 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
29897 * configure: Regenerate.
29899 2016-01-09 Jakub Jelinek <jakub@redhat.com>
29901 PR middle-end/50865
29902 PR tree-optimization/69097
29903 * fold-const.h (expr_not_equal_to): New prototype.
29904 * fold-const.c: Include stringpool.h and tree-ssanames.h.
29905 (expr_not_equal_to): New function.
29906 * match.pd (X % -Y is the same as X % Y): Don't optimize
29907 unless X is known not to be equal to minimum or Y is known
29908 not to be equal to -1.
29909 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
29910 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
29911 (simplify_stmt_using_ranges): Adjust caller.
29912 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
29913 substitute_and_fold.
29915 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
29917 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
29920 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29922 PR tree-optimization/69167
29923 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
29924 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
29926 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
29928 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
29929 Richard Biener <rguenther@suse.de>
29931 PR tree-optimization/68707
29932 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
29933 instances that can be handled via vect_load_lanes.
29935 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
29937 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
29938 if we can't determine address equivalence.
29939 * alias.c (compare_base_decl): Update for changed return value of
29940 symtab_node::equal_address_to.
29942 2016-01-08 Jason Merrill <jason@redhat.com>
29946 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
29947 * expr.c (store_field): Not here.
29948 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
29949 call with TREE_ADDRESSABLE type.
29950 * tree-cfg.c (verify_gimple_call): Adjust.
29952 2016-01-08 Olivier Hainque <hainque@adacore.com>
29954 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
29957 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
29959 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
29960 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
29961 (reduc_smin_v2sf): Rename to...
29962 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
29963 (reduc_splus_v2sf): Rename to...
29964 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
29966 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29968 PR tree-optimization/69162
29969 * gimplify.c (gimplify_va_arg_expr): Encode original type of
29970 valist argument in another argument.
29971 (gimplify_modify_expr): Adjust for the above change. Cleanup.
29972 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
29973 to determine the va_list type, build a MEM_REF instead of
29974 build_fold_indirect_ref.
29976 PR tree-optimization/69172
29977 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
29980 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
29982 PR tree-optimization/67781
29983 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
29984 and cmpnop in two steps: first the ones not accessed in original
29985 gimple expression in a endian independent way and then the ones not
29986 accessed in the final result in an endian-specific way.
29988 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29990 PR tree-optimization/69083
29991 * tree-vect-slp.c (vect_get_constant_vectors): For
29992 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
29993 element type. If op is fold_convertible_p to vector_type's element
29994 type, use NOP_EXPR instead of VCE.
29996 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
29998 PR rtl-optimization/67778
29999 PR rtl-optimization/68634
30000 PR rtl-optimization/68909
30001 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
30002 block from the stack until done with it. Remove a superfluous
30003 bitmap set. Remove a superfluous bitmap test.
30005 2016-01-07 Martin Sebor <msebor@redhat.com>
30008 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
30009 constraint on the type of arguments.
30011 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
30013 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
30014 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
30015 unaligned_access on the gcc_options set.
30016 * config/arm/arm.c (arm_option_override_internal): Use
30017 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
30019 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30022 * config/i386/i386.c (ix86_frame_pointer_required): Enable
30023 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
30025 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30028 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30031 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30032 depending on frame_pointer_needed before remaining integer and SSE
30033 registers are saved.
30035 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
30038 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
30040 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
30043 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
30044 Use the "xBm" constraint.
30045 (float<sseintvecmodelower><mode>2<mask_name><round_name):
30047 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
30048 (sse_cvtsi2ssq<round_name>): Likewise.
30049 (sse_cvtss2si<round_name>): Likewise.
30050 (sse_cvtss2siq<round_name>): Likewise.
30051 (sse2_cvtsi2sdq<round_name>): Likewise.
30052 (sse2_cvtsd2si<round_name>): Likewise.
30053 (sse2_cvtsd2siq<round_name>): Likewise.
30054 * config/i386/subst.md (round_nimm_scalar_predicate): New
30057 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
30059 PR middle-end/67639
30060 * varasm.c (make_decl_rtl): Mark invalid register vars as
30063 PR rtl-optimization/66206
30064 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
30065 All callers changed.
30067 2016-01-07 Jakub Jelinek <jakub@redhat.com>
30069 PR tree-optimization/69141
30070 * tree-ssa-pre.c: Include langhooks.h.
30071 (eliminate_dom_walker::before_dom_children): Use
30072 lang_hooks.decl_printable_name instead of
30073 cgraph_node::get ()->name ().
30075 PR middle-end/68960
30076 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
30077 it and DECL_ALIGN too.
30079 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
30081 * config/mips/mips-ftypes.def: Sort to lexicographical order.
30083 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30086 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30087 depending on frame_pointer_needed before remaining integer and SSE
30088 registers are saved.
30090 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30092 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
30093 mode iterator with VSX_M2.
30094 (*p9_vecstore_<mode>): Likewise.
30095 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
30096 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
30097 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
30098 (define_split for VSX_LE128 stores): Likewise.
30099 (define_peephole2 for TImode LE swaps): Likewise.
30100 (define_split for VSX_LE128 post-reload stores): Likewise.
30102 2016-01-06 Marek Polacek <polacek@redhat.com>
30105 * convert.c (convert_to_integer_1): Adjust call to
30106 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
30107 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
30108 EXPR instead of ARG.
30109 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
30111 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30114 * doc/extend.texi (RL78 Variable Attributes): New section.
30116 2016-01-05 Marek Polacek <polacek@redhat.com>
30119 * builtins.c (get_memmodel): Use expansion point location rather than
30120 the input location. Call warning_at rather than warning.
30121 (expand_builtin_atomic_compare_exchange): Likewise.
30122 (expand_builtin_atomic_load): Likewise.
30123 (expand_builtin_atomic_store): Likewise.
30124 (expand_builtin_atomic_clear): Likewise.
30126 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30129 * config/i386/i386.c (ix86_expand_vector_logical_operator):
30130 Replace nonimmediate_operand with vector_operand.
30131 * config/i386/predicates.md (vector_operand): New predicate.
30132 (general_vector_operand): Replace nonimmediate_operand with
30134 * config/i386/sse.md: Replace nonimmediate_operand with
30135 vector_operand and m constraint with Bm constraint on SSE
30136 patterns with 16-byte memory operand.
30137 * config/i386/subst.md (round_nimm_predicate): Replace
30138 nonimmediate_operand with vector_operand.
30139 (round_saeonly_nimm_predicate): Likewise.
30140 (round_saeonly_nimm_scalar_predicate): New.
30142 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30145 * config/i386/constraints.md (Bm): New constraint.
30146 * config/i386/predicates.md (vector_memory_operand): New
30148 * config/i386/sse.md: Replace xm with xBm in plusminus and
30149 any_logic patterns.
30151 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30154 * doc/extend.texi (V850 Function Attributes): New section.
30155 (V850 Variable Attributes): New section.
30157 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30160 * doc/extend.texi (MicroBlaze Function Attributes): Document
30161 interrupt_handler and fast_interrupt attributes.
30163 2016-01-05 Sergei Trofimovich <siarheit@google.com>
30166 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
30167 for local symbolic operands.
30168 * config/ia64/predicates.md (local_symbolic_operand64): New
30171 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30173 PR rtl-optimization/68651
30174 * combine.c (combine_simplify_rtx): Canonicalize x + x into
30177 2016-01-05 Nathan Sidwell <nathan@acm.org>
30179 * alias.c (compare_base_decls): Use symtab_node::get.
30181 2016-01-05 Nick Clifton <nickc@redhat.com>
30184 * ira-costs.c (copy_cost): Initialise the t_icode field of the
30185 secondary_reload_info structure.
30188 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
30189 decls if weak support is available.
30191 2016-01-04 Martin Sebor <msebor@redhat.com>
30193 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
30195 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30197 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
30198 OPTION_MASK_P9_DFORM.
30200 * config/rs6000/constraints.md (wo constraint): New constraint for
30203 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
30205 (rs6000_init_hard_regno_mode_ok): Likewise.
30207 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
30210 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
30211 expanders not to have constraints. Add support for ISA 3.0 xxperm
30212 instruction. Add support for fusing xxlor with xxperm.
30213 (altivec_vperm_<mode>_internal): Likewise.
30214 (altivec_vperm_v8hiv16qi): Likewise.
30215 (altivec_vperm_<mode>v16q): Likewise.
30216 (altivec_vperm_<mode>_uns): Likewise.
30217 (vperm_v8hiv4si): Likewise.
30218 (vperm_v16qiv8hi): Likewise.
30220 * doc/md.texi (RS/6000 constraints): Document wo constraint.
30222 2016-01-04 Jakub Jelinek <jakub@redhat.com>
30224 Update copyright years.
30226 * gcc.c (process_command): Update copyright notice dates.
30227 * gcov-dump.c (print_version): Ditto.
30228 * gcov.c (print_version): Ditto.
30229 * gcov-tool.c (print_version): Ditto.
30230 * gengtype.c (create_file): Ditto.
30231 * doc/cpp.texi: Bump @copying's copyright year.
30232 * doc/cppinternals.texi: Ditto.
30233 * doc/gcc.texi: Ditto.
30234 * doc/gccint.texi: Ditto.
30235 * doc/gcov.texi: Ditto.
30236 * doc/install.texi: Ditto.
30237 * doc/invoke.texi: Ditto.
30239 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30241 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
30242 modes larger than TImode as TImode if NEON is not enabled.
30244 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30247 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
30248 mode for %f0-%f31 only if TARGET_FPU.
30250 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30253 * config/sparc/sparc.c (scan_record_type): Take into account subfields
30254 to compute the PACKED_P predicate.
30255 (function_arg_record_value): Minor tweaks.
30257 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
30259 * doc/install.texi (--with-multilib-list): Describe the meaning of the
30260 option for arm*-*-* targets.
30262 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
30264 * doc/extend.texi (Common Function Attributes): Move docs for
30265 MSP430-specific attributes to....
30266 (MSP430 Function Attributes): ...here. Delete the redundant
30267 entries and copy-edit the remaining text.
30268 (MSP430 Variable Attributes): Use uniform format for index
30269 entries and add a cross-reference to the corresponding function
30272 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
30274 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
30276 (x86 Options): Likewise.
30278 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30282 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
30283 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
30284 to corresponding attribute.
30286 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30288 * doc/extend.texi (Common Function Attributes) <noplt>: Move
30289 to correct alphabetization of table. Copy-edit and correct
30291 <stack_protect>: Likewise.
30292 <target_clones>: Likewise.
30294 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
30295 Correct punctuation.
30296 (Code Gen Options) <-fno-plt>: Copy-edit.
30298 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
30301 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
30302 SI values. Explicitly convert SI to DI and vice-versa.
30304 2016-01-01 Jakub Jelinek <jakub@redhat.com>
30306 PR tree-optimization/69070
30307 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
30308 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
30311 * ubsan.c (ubsan_instrument_float_cast): Call
30312 initialize_sanitizer_builtins.
30315 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
30317 Copyright (C) 2016 Free Software Foundation, Inc.
30319 Copying and distribution of this file, with or without modification,
30320 are permitted in any medium without royalty provided the copyright
30321 notice and this notice are preserved.