1 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
3 PR rtl-optimization/60818
4 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
5 a compare of comparisons with the thing compared if this results
6 in a different machine mode.
8 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
10 * alias.c (base_alias_check): Fix typo in comment.
11 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
12 * cgraphunit.c (symbol_table::compile): Likewise.
13 * collect2.c (maybe_run_lto_and_relink): Likewise.
14 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
15 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
16 * config/avr/avr.c (avr_map_op_t): Likewise.
17 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
18 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
19 * config/epiphany/epiphany.md (movcc): Likewise.
20 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
21 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
23 * config/mips/mips.c (mips_save_restore_reg): Likewise.
24 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
25 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
26 * config/sh/sh.c (sh_rtx_costs): Likewise.
27 * fold-const.c (fold_truth_andor): Likewise.
28 * genautomata.c (collapse_flag): Likewise.
29 * gengtype.h (struct type::u::s): Likewise.
30 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
31 * input.c (FORMAT_AMOUNT): Likewise.
32 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
33 (known_aggs_to_agg_replacement_list): Likewise.
34 * ipa-inline-analysis.c: Likewise.
35 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
36 * ipa-polymorphic-call.c
37 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
38 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
39 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
41 * modulo-sched.c (apply_reg_moves): Likewise.
42 * omp-expand.c (build_omp_regions_1): Likewise.
43 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
44 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
45 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
46 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
47 * value-prof.c: Likewise.
48 * var-tracking.c (val_reset): Likewise.
50 2017-04-03 Richard Biener <rguenther@suse.de>
52 PR tree-optimization/80275
53 * fold-const.c (split_address_to_core_and_offset): Handle
56 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
58 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
59 descriptors is at least equal to that of functions.
61 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
63 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
65 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
68 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
69 (mov<IMOD4:mode>): New expander.
70 (*mov<IMOD4:mode>_internal): New insn and split pattern.
72 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
74 PR rtl-optimization/79405
75 * fwprop.c (propagations_left): New variable.
76 (forward_propagate_into): Decrement it.
77 (fwprop_init): Initialize it.
78 (fw_prop): If the variable has reached zero, stop propagating.
81 2017-03-31 Jakub Jelinek <jakub@redhat.com>
84 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
85 a FUNCTION_DECL, pass it as decl instead of origin to
88 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
90 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
93 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
96 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
97 TARGET_VSX_SMALL_INTEGER.
99 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
101 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
102 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
104 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
106 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
107 extraction from odd-numbered MSA register.
109 2017-03-31 Jakub Jelinek <jakub@redhat.com>
112 * expmed.c (store_bit_field_1): Don't attempt to create
113 a word subreg out of hard registers wider than word if they
114 have HARD_REGNO_NREGS of 1 for their mode.
117 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
118 conversions to integer types wider than word and pointer.
121 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
122 (rtx_equal_for_cselib_p): Pass 0 to it.
123 * cselib.c (cselib_hasher::equal): Likewise.
124 (rtx_equal_for_cselib_1): Add depth argument. If depth
125 is 128, don't look up VALUE locs and punt. Increment
126 depth in recursive calls when walking VALUE locs.
128 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
130 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
131 (make_gcov_file_name): Use the canonical path name for generating
133 (read_line): Fix handling of files with ascii null bytes.
135 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
137 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
138 to initialise a vector register instead
139 of using a const_int.
141 2017-03-30 Jakub Jelinek <jakub@redhat.com>
144 * gimplify.c (omp_default_clause): Use %qs instead of %s in
147 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
150 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
151 (dfp_diex_<mode>): Update mode of operand 1.
152 * doc/extend.texi (dxex, dxexq): Document change to return type.
153 (diex, diexq): Document change to argument type.
155 2017-03-30 Martin Jambor <mjambor@suse.cz>
158 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
159 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
160 it reflects the signature changes performed at the callee side.
161 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
162 to cgraph_build_function_type_skip_args.
163 (build_function_decl_skip_args): Adjust call to the above function.
165 2017-03-30 Jakub Jelinek <jakub@redhat.com>
169 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
170 register as dest whenever it is a MEM not rtx_equal_p to the
171 corresponding dup operand, and when forcing into reg move the
172 reg into the memory afterwards.
173 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
174 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
175 for the force_reg mode.
176 (avx512vl_vextractf128<mode>): Use register as dest either
177 always when a MEM, or when it is a MEM not rtx_equal_p to the
178 corresponding dup operand, or even not when it is a CONST_VECTOR
179 depending on the mode and lo vs. hi.
180 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
182 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
183 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
184 Likewise. Require that operands[2] is even.
185 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
186 Remove extraneous parens. Require that operands[2] is a multiple
188 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
189 operands[0] is a MEM if <mask_applied>, the predicates/constraints
190 disallow memory then.
192 2017-03-30 Richard Biener <rguenther@suse.de>
194 PR tree-optimization/77498
195 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
196 to non-constants over backedges.
198 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
200 PR rtl-optimization/80233
201 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
202 as last_combined_insn. Do not test for BARRIER_P separately.
204 2017-03-29 Andreas Schwab <schwab@suse.de>
207 * calls.c (prepare_call_address): Convert funexp to Pmode before
210 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
212 PR tree-optimization/80158
213 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
214 Handle possible future case of more than one alternate
216 (replace_rhs_if_not_dup): Likewise.
217 (replace_one_candidate): Likewise.
219 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
221 PR rtl-optimization/80193
222 * ira.c (ira): Do not check allocation for LRA.
224 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
226 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
227 (nvptx_output_simt_exit): Declare.
228 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
229 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
230 (init_softstack_frame): Move initialization of crtl->is_leaf to...
231 (nvptx_declare_function_name): ...here. Emit declaration of local
232 memory space buffer for omp_simt_enter insn.
233 (nvptx_output_unisimt_switch): New.
234 (nvptx_output_softstack_switch): New.
235 (nvptx_output_simt_enter): New.
236 (nvptx_output_simt_exit): New.
237 * config/nvptx/nvptx.h (struct machine_function): New fields
238 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
239 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
240 (UNSPECV_SIMT_EXIT): Ditto.
241 (omp_simt_enter_insn): New insn.
242 (omp_simt_enter): New expansion.
243 (omp_simt_exit): New insn.
244 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
246 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
247 (expand_GOMP_SIMT_ENTER_ALLOC): New.
248 (expand_GOMP_SIMT_EXIT): New.
249 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
250 (GOMP_SIMT_ENTER_ALLOC): Ditto.
251 (GOMP_SIMT_EXIT): Ditto.
252 * target-insns.def (omp_simt_enter): New insn.
253 (omp_simt_exit): Ditto.
254 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
256 (lower_rec_simd_input_clauses): Implement SIMT privatization.
257 (lower_rec_input_clauses): Likewise.
258 (lower_lastprivate_clauses): Handle SIMT privatization.
260 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
261 (ompdevlow_adjust_simt_enter): New.
262 (find_simtpriv_var_op): New.
263 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
264 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
266 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
267 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
268 (copy_decl_for_dup_finish): Ditto.
270 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
272 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
275 * config/i386/i386.c (ix86_option_override_internal): Always
276 allow -mpreferred-stack-boundary=3 for 64-bit targets.
278 2017-03-28 Bin Cheng <bin.cheng@arm.com>
280 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
282 2017-03-28 Bin Cheng <bin.cheng@arm.com>
284 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
285 mark new edge's irreducible flag accordign to it.
286 (vect_do_peeling): Check loop preheader edge's irreducible flag
287 and pass it to function slpeel_add_loop_guard.
289 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
291 PR tree-optimization/80218
292 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
293 Update block frequencies and counts.
295 2017-03-28 Richard Biener <rguenther@suse.de>
297 PR tree-optimization/78644
298 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
299 of a simplification result we may not use it at all.
301 2017-03-28 Richard Biener <rguenther@suse.de>
304 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
305 without arguments, generate default definition of a SSA name.
307 2017-03-28 Richard Biener <rguenther@suse.de>
310 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
311 TYPE_REF_CAN_ALIAS_ALL references.
312 * fold-const.c (fold_indirect_ref_1): Likewise.
314 2017-03-28 Martin Liska <mliska@suse.cz>
317 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
318 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
320 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
321 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
323 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
324 (EXTRA_SPECS): Define.
325 (SUBTARGET_EXTRA_SPECS): Likewise.
326 (SUBTARGET_CPP_SPEC): Likewise.
327 * config/arc/elf.h (EXTRA_SPECS): Renamed to
328 SUBTARGET_EXTRA_SPECS.
329 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
331 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
333 * config/arc/simdext.md (vst64_insn): Update pattern.
334 (vld32wh_insn): Likewise.
335 (vld32wl_insn): Likewise.
336 (vld64_insn): Likewise.
337 (vld32_insn): Likewise.
339 2017-03-28 Marek Polacek <polacek@redhat.com>
342 * fold-const.c (fold_comparison): Use protected_set_expr_location
343 instead of SET_EXPR_LOCATION.
345 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
347 * tree.c (add_expr): Avoid name lookup warning.
349 2017-03-27 Jeff Law <law@redhat.com>
351 PR tree-optimization/80216
352 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
353 function name. Limit recursion depth.
354 (record_temporary_equivalences): Corresponding changes.
356 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
358 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
361 2017-03-27 Jakub Jelinek <jakub@redhat.com>
364 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
366 * cfgcleanup.c (reg_note_cfa_p): New array.
367 (insns_have_identical_cfa_notes): New function.
368 (old_insns_match_p): Don't cross-jump in between /f
369 and non-/f instructions. If both i1 and i2 are frame related,
370 verify all CFA notes, their order and content.
372 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
375 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
376 HImode and SImode with zero extend to DImode to one insn.
377 (bswap<mode>2_extenddi): Likewise.
378 (bswapsi2_extenddi): Likewise.
379 (bswaphi2_extendsi): Likewise.
380 (bswaphi2): Combine bswap HImode and SImode into one insn.
381 Separate memory insns from swapping register.
382 (bswapsi2): Likewise.
383 (bswap<mode>2): Likewise.
384 (bswaphi2_internal): Delete, no longer used.
385 (bswapsi2_internal): Likewise.
386 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
387 store, and gpr<-gpr swap insns.
388 (bswap<mode>2_store): Likewise.
389 (bswaphi2_reg): Register only splitter, combine with the splitter.
390 (bswaphi2 splitter): Likewise.
391 (bswapsi2_reg): Likewise.
392 (bswapsi2 splitter): Likewise.
393 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
394 the insns into load, store, and register/register insns.
395 (bswapdi2_ldbrx): Likewise.
396 (bswapdi2_load): Likewise.
397 (bswapdi2_store): Likewise.
398 (bswapdi2_reg): Likewise.
400 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
402 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
403 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
405 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
408 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
410 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
411 special handling for target option conflicts between dform
412 options (-mpower9-dform, -mpower9-dform-vector,
413 -mpower9-dform-scalar) and -mno-direct-move.
415 2017-03-27 Richard Biener <rguenther@suse.de>
417 PR tree-optimization/80181
418 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
420 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
422 * config/arc/predicates.md (move_double_src_operand): Replace the
423 call to move_double_src_operand with a call to address_operand.
425 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
427 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
428 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
429 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
431 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
433 * config/arc/predicates.md (long_immediate_loadstore_operand):
434 Consider scaled addresses cases.
436 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
438 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
439 restored when in interrupt.
440 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
441 doesn't have delay slot.
443 2017-03-27 Richard Biener <rguenther@suse.de>
446 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
447 inlined thunk clones.
449 2017-03-27 Jakub Jelinek <jakub@redhat.com>
452 * asan.c (instrument_derefs): Copy over last operand from
453 original COMPONENT_REF to the new COMPONENT_REF with
454 DECL_BIT_FIELD_REPRESENTATIVE.
455 * ubsan.c (instrument_object_size): Likewise.
457 2017-03-27 Richard Biener <rguenther@suse.de>
459 PR tree-optimization/80170
460 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
461 sure DR/SCEV didnt fold in constants we do not see when looking
462 at the reference base alignment.
464 2017-03-27 Richard Biener <rguenther@suse.de>
467 * gimple-fold.c (fold_ctor_reference): Properly guard against
468 NULL return value from canonicalize_constructor_val.
470 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
473 * config/i386/i386.c (ix86_expand_builtin)
474 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
475 flags reg setting and flags reg using instructions.
476 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
477 clobbering instructions to zero extend op2.
479 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
481 * doc/install.texi (Configuration) <--with-aix-soname>:
482 Update link to AIX ld.
484 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
486 PR rtl-optimization/80160
487 PR rtl-optimization/80159
488 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
489 reg_alternate_class into account.
491 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
494 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
495 to consider in curr_insn_transform.
497 2017-03-24 Jakub Jelinek <jakub@redhat.com>
499 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
500 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
503 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
505 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
506 argument to the overloaded builtin variants. Use the new flag to
507 deprecate certain builtin variants.
508 * config/s390/s390-builtin-types.def: Add new builtin types.
509 * config/s390/s390-builtins.h: Support new flags field for
511 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
512 (s390_macro_to_expand): Enable vector float data type.
513 (s390_cpu_cpp_builtins_internal): Indicate support of the new
514 builtins by incrementing the __VEC__ version number.
515 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
517 (s390_resolve_overloaded_builtin): Emit error messages depending
518 on the builtin flags.
519 * config/s390/s390.c (s390_expand_builtin): Support additional
520 flags argument. Change error message to match the messages
522 * config/s390/s390.md: New UNSPEC_* constants.
523 (op_type): Add new instruction types.
524 * config/s390/vecintrin.h: Add new builtins and test data class
526 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
527 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
528 (VEC_INEXACT, VEC_NOINEXACT): New constants.
529 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
530 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
531 ("vec_mergel<mode>"): V_HW -> VEC_HW.
533 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
534 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
535 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
536 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
538 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
539 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
540 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
541 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
543 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
544 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
545 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
546 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
547 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
548 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
549 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
551 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
552 ("vec_scatter_element<V_HW_4:mode>_DI")
553 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
554 ("vec_fpint<mode>", "vflls")
555 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
556 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
557 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
558 ("*vec_cmphe<mode>_cc"): ... these.
560 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
561 mode constant instead of magic value.
563 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
565 * config/s390/s390.c (s390_expand_vec_compare): Support other
566 vector floating point modes than just V2DF.
567 (s390_expand_vcond): Likewise.
568 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
569 (s390_cannot_change_mode_class): Prevent mode changes between TF
570 and V1TF in vector registers.
571 * config/s390/s390.md (DF, SF): New mode attributes.
572 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
573 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
574 SFmode support for VRs.
575 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
577 (VFT, VF_HW): New mode iterators.
578 (vw, sdx): New mode attributes.
579 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
580 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
581 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
582 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
583 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
584 also the new vector floating point modes. Renaming to ...
586 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
587 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
588 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
589 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
590 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
591 ("vec_unordered<mode>"): ... these.
593 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
594 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
595 ("*vec_extendv2df"): New insn definitions.
597 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
599 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
600 ("mulditi3_2", "*muldi3_sign"): New patterns.
601 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
602 rename the pattern definition.
604 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
606 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
608 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
610 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
612 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
613 instruction if possible.
614 * config/s390/vector.md (vec_halfnumelts): New mode
616 ("*vec_vllezlf<mode>"): New pattern.
618 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
620 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
621 ("popcountv4si2", "popcountv2di2"): Rename to ...
622 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
623 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
625 ("popcount<mode>2_vxe"): New pattern.
627 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
629 * common/config/s390/s390-common.c (processor_flags_table): Add
631 * config.gcc: Add arch12.
632 * config/s390/driver-native.c (s390_host_detect_local_cpu):
633 Default to arch12 for unknown CPU model numbers.
634 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
635 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
636 PROCESSOR_max sanity check.
637 * config/s390/s390-opts.h (enum processor_type): Add
639 * config/s390/s390.c (processor_table): Add arch12.
640 (s390_expand_builtin): Add check for B_VXE flag.
641 (s390_issue_rate): Add PROCESSOR_ARCH12.
642 (s390_get_sched_attrmask): Likewise.
643 (s390_get_unit_mask): Likewise.
644 (s390_sched_score): Enable z13 scheduling for arch12.
645 (s390_sched_reorder): Likewise.
646 (s390_sched_variable_issue): Likewise.
647 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
649 (s390_tune_attr): Use z13 scheduling also for arch12.
650 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
651 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
652 (TARGET_VXE_P): New macros.
653 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
654 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
655 * config/s390/s390.opt: Add arch12 as processor_type.
657 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
659 * config/s390/s390.md
660 ("fixuns_truncdddi2", "fixuns_trunctddi2")
661 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
662 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
664 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
665 Rename expanders to ...
667 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
668 ("fixuns_truncdddi2_emu"): ... these.
670 ("fixuns_trunc<mode>si2_emu"): New expander.
672 ("*fixuns_truncdfdi2_z13"): Rename to ...
673 ("*fixuns_truncdfdi2_vx"): ... this.
675 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
677 * config/s390/2964.md: Remove the single element vector compare
678 instructions which are no longer used.
679 * config/s390/s390.c (s390_select_ccmode): Remove handling of
681 (s390_canonicalize_comparison): Remove handling of DFmode
683 (s390_expand_vec_compare_scalar): Remove function.
684 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
685 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
687 ("*cmp<mode>_ccs"): Add wfcdb instruction.
689 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
691 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
693 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
694 will anyway by matched by mov<mode>_64dfp.
696 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
698 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
699 vlef/vstef. Add missing operand to vleif.
701 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
703 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
704 pair for all vector types with 64 bit elements.
705 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
706 * config/s390/vector.md (V_HW_64): ... here.
707 (V_128_NOSINGLE): New mode iterator.
708 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
709 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
710 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
711 ("*vec_load_pairv2di"): Change to ...
712 ("*vec_load_pair<mode>"): ... this one.
714 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
716 * config/s390/constraints.md: Add comments.
717 (jKK): Reject element sizes > 8 bytes.
718 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
720 * config/s390/s390.md: Add the s_operand checks formerly in
721 s390_split_ok_p to various splitters where they are still
723 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
724 for 128 bit vectors. Plus two splitters.
726 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
728 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
731 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
734 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
735 error if the boundary argument is not constant.
737 2017-03-24 Jakub Jelinek <jakub@redhat.com>
739 PR rtl-optimization/80112
740 * loop-doloop.c (doloop_condition_get): Don't check condition
741 if cmp isn't SET with IF_THEN_ELSE src.
743 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
745 PR tree-optimization/80158
746 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
747 replacing a candidate statement, also replace it for the
748 candidate's alternate interpretation.
749 (replace_rhs_if_not_dup): Likewise.
750 (replace_one_candidate): Likewise.
752 2017-03-24 Richard Biener <rguenther@suse.de>
754 PR tree-optimization/80167
755 * graphite-isl-ast-to-gimple.c
756 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
758 (translate_isl_ast_to_gimple::get_rename): Likewise.
760 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
762 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
763 handling of certain combinations of target options, including the
764 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
765 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
767 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
770 * config/arm/arm.md (*load_multiple): Add reload_completed to
773 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
774 Richard Biener <rguenth@suse.de>
776 PR tree-optimization/79908
777 PR tree-optimization/80136
778 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
779 been cast away, gimplify_and_add suffices.
781 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
783 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
785 2017-03-23 Richard Biener <rguenther@suse.de>
787 PR tree-optimization/80032
788 * gimplify.c (gimple_push_cleanup): Forced unconditional
789 cleanups still have to go to the conditional_cleanups
792 2017-03-22 Jakub Jelinek <jakub@redhat.com>
794 PR tree-optimization/80072
795 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
797 (next_operand_entry_id): Change type to unsigned int.
798 (sort_by_operand_rank): Make sure to return the right return value
799 even if unsigned fields are bigger than INT_MAX.
800 (struct oecount): Change cnt and id type to unsigned int.
801 (oecount_hasher::equal): Formatting fix.
802 (oecount_cmp): Make sure to return the right return value
803 even if unsigned fields are bigger than INT_MAX.
804 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
807 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
808 TREE_READONLY on result if writing it more than once.
811 * doc/invoke.texi (-fsanitize=thread): Document that with
812 -fnon-call-exceptions atomics are not able to throw
816 * tsan.c: Include tree-eh.h.
817 (instrument_builtin_call): Call maybe_clean_eh_stmt or
818 maybe_clean_or_replace_eh_stmt where needed.
819 (instrument_memory_accesses): Add cfg_changed argument.
820 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
822 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
824 PR rtl-optimization/63191
825 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
826 wrapper function, moved the whole old content into ...
827 (ix86_delegitimize_address_1): ... this. New inline function.
828 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
829 true as last argument instead of ix86_delegitimize_address.
831 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
833 * config/aarch64/aarch64.c (generic_branch_cost): Copy
834 cortexa57_branch_cost.
836 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
838 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
840 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
843 * doc/md.texi (Constraints): Document wA constraint.
844 * config/rs6000/constraints.md (wA): New.
845 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
846 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
847 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
848 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
850 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
853 * gimplify.c (is_oacc_declared): New function.
854 (oacc_default_clause): Use it to set default flags for acc declared
855 variables inside parallel regions.
856 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
858 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
859 declare attribute to any decl as necessary.
861 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
864 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
865 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
866 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
867 (arm_arch_lpae): This.
868 * config/arm/arm.c (arm_arch7ve): Rename into ...
869 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
870 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
873 2017-03-22 Martin Liska <mliska@suse.cz>
876 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
877 error message instead of an ICE.
879 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
881 * doc/extend.texi (6.11 Additional Floating Types): Revise.
883 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
885 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
887 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
890 2017-03-21 Martin Sebor <msebor@redhat.com>
892 * doc/extend.texi: Use "cannot" instead of "can't."
893 * doc/hostconfig.texi: Same.
894 * doc/install.texi: Same.
895 * doc/invoke.texi: Same.
896 * doc/loop.texi: Same.
898 * doc/objc.texi: Same.
899 * doc/rtl.texi: Same.
901 * doc/tm.texi.in: Same.
902 * doc/trouble.texi: Same.
904 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
907 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
908 (collect_checksum_attributes): Set it.
909 (die_checksum_ordered): Use it.
911 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
913 PR tree-optimization/79908
914 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
915 change: For a VA_ARG whose LHS has been cast away, use
916 force_gimple_operand to construct the side effects.
918 2017-03-21 David Malcolm <dmalcolm@redhat.com>
921 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
922 more amenable to translation.
923 (oacc_loop_auto_partitions): Likewise.
925 2017-03-21 Marek Polacek <polacek@redhat.com>
926 Martin Sebor <msebor@redhat.com>
928 PR tree-optimization/80109
929 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
932 2017-03-21 Jakub Jelinek <jakub@redhat.com>
933 Segher Boessenkool <segher@kernel.crashing.org>
936 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
937 check reg_used_between_p between insn and one of succ or succ2
938 depending on if succ is artificial insn not inserted into insn
941 2017-03-21 Martin Liska <mliska@suse.cz>
943 PR gcov-profile/80081
944 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
945 * doc/gcc.texi: Include gcov-dump stuff.
946 * doc/gcov-dump.texi: New file.
948 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
950 PR rtl-optimization/79150
951 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
952 conditional jump, if the jump is the last insn of the loop.
954 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
955 Richard Biener <rguenth@suse.de>
957 PR tree-optimization/79908
958 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
959 been cast away, use force_gimple_operand to construct the side
962 2017-03-21 Martin Liska <mliska@suse.cz>
965 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
968 2017-03-21 Brad Spengler <spender@grsecurity.net>
971 * plugin.c (htab_hash_plugin): New function.
972 (add_new_plugin): Use it and adjust.
973 (parse_plugin_arg_opt): Adjust.
974 (init_one_plugin): Likewise.
976 2017-03-21 Richard Biener <rguenther@suse.de>
978 PR tree-optimization/80032
979 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
980 if set force the cleanup to happen unconditionally.
981 (gimplify_target_expr): Push inserted clobbers with force_uncond
982 to avoid them being removed by control-dependent DCE.
984 2017-03-21 Richard Biener <rguenther@suse.de>
986 PR tree-optimization/80122
987 * tree-inline.c (copy_bb): Do not expans va-arg packs or
988 va_arg_pack_len when the inlined call stmt requires pack
990 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
992 2017-03-21 Jakub Jelinek <jakub@redhat.com>
995 * tsan.c (instrument_builtin_call): If the memory model argument
996 is not a constant, assume it is valid.
999 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
1002 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1004 PR rtl-optimization/79910
1005 * combine.c (can_combine_p): Do not allow combining an I0 or I1
1006 if its dest is used by an insn before I2 (other than the combined
1007 insns themselves, which are properly handled already).
1009 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1012 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
1014 * combine.c (record_used_regs): New static function.
1015 (try_combine): Handle situations where there is an additional
1016 instruction between I2 and I3 which needs to have a LOG_LINK
1020 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1022 * combine.c (try_combine): Delete redundant i1 test. Call
1023 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1025 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1028 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
1031 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1033 PR tree-optimization/80054
1034 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
1035 the optimization if a PHI or any of its arguments is not dominated
1036 by the candidate's basis. Use gphi* rather than gimple* as
1038 (replace_profitable_candidates): Clean up a gimple* variable that
1039 should be a gphi* variable.
1041 2017-03-20 Martin Sebor <msebor@redhat.com>
1044 * doc/extend.texi (attribute constructor): Document present limitation.
1046 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
1049 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
1050 __POWER9_VECTOR__ #ifdef control, change template definition to
1051 use Power9-specific built-in function.
1052 (vec_any_eq): Likewise.
1053 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
1054 to control outcomes from this test.
1055 (vector_ae_<mode>p): For VEC_F modes, likewise.
1057 2017-03-20 Ian Lance Taylor <iant@google.com>
1059 * config/i386/i386.c (ix86_function_regparm): Save an extra
1060 register for -fsplit-stack with DECL_STATIC_CHAIN.
1062 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1065 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
1066 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
1068 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1070 * config/riscv/riscv.c (riscv_print_operand): Use "fence
1072 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
1075 2017-03-20 Marek Polacek <polacek@redhat.com>
1078 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
1080 2017-03-20 Richard Biener <rguenther@suse.de>
1082 PR tree-optimization/80113
1083 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
1084 allocate extra SSA name for PHI def.
1085 (add_close_phis_to_outer_loops): Likewise.
1086 (add_close_phis_to_merge_points): Likewise.
1087 (copy_loop_close_phi_args): Likewise.
1088 (copy_cond_phi_nodes): Likewise.
1090 2017-03-20 Martin Liska <mliska@suse.cz>
1093 * tree-chkp.c (chkp_build_returned_bound): Do not build
1094 returned bounds for a LHS that's not a BOUNDED_P type.
1096 2017-03-20 Martin Liska <mliska@suse.cz>
1100 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
1101 COMPLEX_CST and VECTOR_CST.
1103 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1106 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
1107 target operand. A new splitter adds the clobber statement in case
1108 the target operand is dead anyway.
1110 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
1112 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
1113 to age-old versions of binutils and glibc.
1115 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
1117 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
1119 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1121 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
1123 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1125 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
1126 requirement for binutils 2.13.
1128 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1130 * combine.c (try_combine): Delete redundant i1 test. Call
1131 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1133 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
1135 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
1136 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
1138 <riscv64-*-elf>: Re-arrange section
1139 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
1140 <riscv32-*-linux>: Likewise.
1141 <riscv64-*-elf>: Likewise
1142 <riscv64-*-linux>: Likewise.
1144 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
1147 * aarch64.opt(verbose-cost-dump): Fix typo.
1149 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
1152 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
1153 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
1155 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
1157 * reload.c (find_reloads): When reloading a nonoffsettable address,
1158 use RELOAD_OTHER for it and its address reloads.
1160 PR rtl-optimization/79910
1161 * combine.c (record_used_regs): New static function.
1162 (try_combine): Handle situations where there is an additional
1163 instruction between I2 and I3 which needs to have a LOG_LINK
1166 2017-03-17 Jeff Law <law@redhat.com>
1168 PR tree-optimization/71437
1169 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
1170 conditional in the hash table first.
1171 (vrp_dom_walker::before_dom_children): Extract condition from
1172 ASSERT_EXPR. Record condition, its inverion and any implied
1175 2017-03-17 Marek Polacek <polacek@redhat.com>
1176 Markus Trippelsdorf <markus@trippelsdorf.de>
1178 PR tree-optimization/80079
1179 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
1182 2017-03-17 Richard Biener <rguenther@suse.de>
1185 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
1186 Properly verify the LHS before the RHS possibly claims to be
1188 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
1191 2017-03-17 Martin Jambor <mjambor@suse.cz>
1193 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
1194 (List of -O2 options): Likewise.
1195 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
1198 2017-03-17 Tom de Vries <tom@codesourcery.com>
1200 * gcov-dump.c (print_usage): Print bug_report_url.
1202 2017-03-17 Richard Biener <rguenther@suse.de>
1205 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
1206 (parser::peek): Likewise.
1208 2017-03-17 Richard Biener <rguenther@suse.de>
1210 PR tree-optimization/80048
1211 * sese.c (free_sese_info): Properly release rename_map and
1212 copied_bb_map elements.
1214 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
1216 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
1217 Add linked-list forward and backlinks. Insert on
1218 construction, remove on destruction.
1219 (class pass_store_merging): Add m_stores_head field.
1220 (pass_store_merging::terminate_and_process_all_chains):
1221 Iterate over m_stores_head list.
1222 (pass_store_merging::terminate_all_aliasing_chains):
1224 (pass_store_merging::execute): Check for debug stmts first.
1225 Push new chains onto the m_stores_head stack.
1227 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
1230 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
1231 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
1232 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
1234 2017-03-16 Jeff Law <law@redhat.com>
1236 PR tree-optimization/71437
1237 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
1238 member function. Implementation moved into after_dom_children
1239 member function and into the threader's thread_outgoing_edges
1241 (dom_opt_dom_walker::after_dom_children): Simplify by moving
1242 some code into new thread_outgoing_edges.
1243 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
1244 definition. Simplify marker handling (do it here). Assume we always
1245 have the available expression and the const/copies tables.
1246 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
1248 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
1249 * tree-vrp.c (equiv_stack): No longer file scoped.
1250 (vrp_dom_walker): New class.
1251 (vrp_dom_walker::before_dom_children): New member function.
1252 (vrp_dom_walker::after_dom_children): Likewise.
1253 (identify_jump_threads): Setup domwalker. Use it rather than
1254 walking edges in a random order by hand. Simplify setup/finalization.
1255 (finalize_jump_threads): Remove.
1256 (vrp_finalize): Do not call identify_jump_threads here.
1257 (execute_vrp): Do it here instead and call thread_through_all_blocks
1260 PR tree-optimization/71437
1261 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
1263 (simplify_stmt_for_jump_threading): Add basic_block argument. All
1265 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
1266 (dom_opt_dom_walker::thread_across_edge): Remove
1267 handle_dominating_asserts argument. All callers changed.
1268 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
1269 changes. Remove calls to lhs_of_dominating_assert. Other
1270 uses of handle_dominating_asserts turn into unconditional code
1271 (simplify_control_stmt_condition_1): Likewise.
1272 (simplify_control_stmt_condition): Likewise.
1273 (thread_through_normal_block, thread_across_edge): Likewise.
1274 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
1275 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
1276 object if it is not an SSA_NAME.
1277 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
1278 before calling into the VRP specific simplifiers.
1279 (identify_jump_threads): Remove handle_dominating_asserts
1282 2017-03-16 Jakub Jelinek <jakub@redhat.com>
1285 * tree-diagnostic.c (default_tree_printer): No longer static.
1286 * tree-diagnostic.h (default_tree_printer): New prototype.
1288 2017-03-16 Tamar Christina <tamar.christina@arm.com>
1290 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
1291 Change ins into fmov.
1293 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1295 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
1296 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
1297 Use h_con constraint for operand 1.
1298 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
1299 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
1301 2017-03-15 Jeff Law <law@redhat.com>
1303 PR tree-optimization/71437
1304 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
1305 (record_temporary_equivalences): Use it.
1307 PR tree-optimization/71437
1308 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
1309 tree-ssa-scopedtables.
1310 (lookup_avail_expr, build_and_record_new_cond): Likewise.
1311 (record_conditions, record_cond, vuse_eq): Likewise.
1312 (record_edge_info): Adjust to API tweak of record_conditions.
1313 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
1314 (record_temporary_equivalences, optimize_stmt): Likewise.
1315 (eliminate_redundant_computations): Likewise.
1316 (record_equivalences_from_stmt): Likewise.
1317 * tree-ssa-scopedtables.c: Include options.h and params.h.
1318 (vuse_eq): New function, moved from tree-ssa-dom.c
1319 (build_and_record_new_cond): Likewise.
1320 (record_conditions): Likewise. Accept vector of conditions rather
1321 than edge_equivalence structure for first argument.
1322 for the first argument.
1323 (avail_exprs_stack::lookup_avail_expr): New member function, moved
1324 from tree-ssa-dom.c.
1325 (avail_exprs_stack::record_cond): Likewise.
1326 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
1327 from tree-ssa-dom.c.
1328 (avail_exprs_stack): Add new member functions lookup_avail_expr
1330 (record_conditions): Declare.
1332 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
1335 * lra-constraints.c (process_alt_operands): Increase reject for
1336 reloading an input/output operand.
1338 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1341 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
1342 insns to convert from signed/unsigned char/short to IEEE 128-bit
1344 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
1346 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/i386.c (ix86_vector_duplicate_value): Create
1350 subreg of inner mode for values already in registers.
1352 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
1354 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
1355 iteration reg is used after the loop.
1357 2017-03-14 Martin Sebor <msebor@redhat.com>
1359 PR tree-optimization/79800
1360 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
1361 precision in negative-positive range.
1362 (format_floating): Call non-const overload with adjusted precision.
1364 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1367 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
1370 2017-03-14 Martin Sebor <msebor@redhat.com>
1373 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
1374 * builtins.def (aligned_alloc): Use it.
1377 * Makefile.in (GTFILES): Add calls.c.
1378 * calls.c: Include "gt-calls.h".
1380 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
1382 PR rtl-optimization/79728
1383 * regs.h (struct target_regs): New field
1384 x_contains_allocatable_regs_of_mode.
1385 (contains_allocatable_regs_of_mode): New macro.
1386 * reginfo.c (init_reg_sets_1): Initialize it, and change
1387 contains_reg_of_mode so it includes global regs as well.
1388 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
1389 rather than contains_regs_of_mode.
1391 2017-03-14 Martin Liska <mliska@suse.cz>
1393 * doc/invoke.texi: Document options that can't be combined with
1394 -fcheck-pointer-bounds.
1396 2017-03-14 Martin Liska <mliska@suse.cz>
1399 * doc/invoke.texi (-Wchkp): Document the option.
1401 2017-03-14 Martin Liska <mliska@suse.cz>
1403 * Makefile.in: Install gcov-dump.
1405 2017-03-14 Martin Liska <mliska@suse.cz>
1407 * multiple_target.c (expand_target_clones): Bail out for
1408 an invalid attribute.
1410 2017-03-14 Richard Biener <rguenther@suse.de>
1412 * alias.c (struct alias_set_entry): Pack properly.
1413 * cfgloop.h (struct loop): Likewise.
1414 * cse.c (struct set): Likewise.
1415 * ipa-utils.c (struct searchc_env): Likewise.
1416 * loop-invariant.c (struct invariant): Likewise.
1417 * lra-remat.c (struct cand): Likewise.
1418 * recog.c (struct change_t): Likewise.
1419 * rtl.h (struct address_info): Likewise.
1420 * symbol-summary.h (function_summary): Likewise.
1421 * tree-loop-distribution.c (struct partition): Likewise.
1422 * tree-object-size.c (struct object_size_info): Likewise.
1423 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
1424 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
1425 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
1426 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
1427 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
1428 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
1429 (struct _stmt_vec_info): Likewise.
1431 2017-03-14 Martin Liska <mliska@suse.cz>
1434 * multiple_target.c (create_dispatcher_calls): Check that
1435 a target can create a function dispatcher.
1437 2017-03-14 Martin Liska <mliska@suse.cz>
1440 * multiple_target.c (expand_target_clones): Drop local.local
1441 flag for default implementation.
1443 2017-03-14 Richard Biener <rguenther@suse.de>
1445 PR tree-optimization/80030
1446 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
1448 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
1450 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
1451 gcc_fallthrough() instead of __attribute__((fallthrough));
1453 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
1455 * doc/gcc.texi: Remove "up" link to (DIR).
1456 * doc/gccint.texi: Ditto.
1458 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
1460 * doc/install.texi (Specific) <avr>: Remove reference to
1463 2017-03-13 Jeff Law <law@redhat.com>
1465 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
1466 attribute rather than comments.
1468 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
1469 match_scratch operand is highest.
1471 2017-03-13 Martin Liska <mliska@suse.cz>
1474 * ipa-pure-const.c (warn_function_noreturn): If the declarations
1475 is a CHKP clone, use original declaration.
1477 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1479 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
1480 (arc_conditional_register_usage): Use a different allocation order
1481 when optimizing for size.
1482 * common/config/arc/arc-common.c (arc_option_optimization_table):
1483 Section anchors default on when optimizing for size.
1485 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1487 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
1489 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1491 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
1492 * config/arc/arc.md (cpu_facility): Add cd variant.
1493 (*movqi_insn): Add code density variant.
1494 (*movhi_insn): Likewise.
1495 (*movqi_insn): Likewise.
1496 (*addsi3_mixed): Likewise.
1497 (subsi3_insn): Likewise.
1499 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1501 * config/arc/arc.md (movsi_cond_exec): Update constraint.
1503 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1505 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
1506 expressions with MINUS and UNARY ops.
1508 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1511 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
1513 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
1514 between vec_select and vector argument.
1515 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
1516 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
1517 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
1518 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
1519 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
1520 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
1522 2017-03-13 Richard Biener <rguenther@suse.de>
1525 * params.def (vect-max-peeling-for-alignment): Fix typo.
1527 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1529 * doc/install.texi (Specific) <mips-*-*>: Remove description of
1530 issue that only occurred with binutils below 2.18.
1532 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1534 * doc/install.texi (Specific) <cris-axis-elf>: No longer
1535 refer to binutils 2.11/2.12 minimum.
1537 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1539 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
1540 ftp.kernel.org and simplify binutils requirement.
1542 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
1544 * doc/invoke.texi (Warning Options): Fix spelling of link-time
1546 (Optimize Options): Ditto. Also remove redundancy.
1548 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1550 PR translation/79848
1551 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
1553 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
1554 to G_ to avoid double translation.
1556 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1558 PR translation/79923
1559 * auto-profile.c (get_combined_location): Convert leading
1560 character of diagnostics to lower case and remove trailing period.
1561 (read_profile): Likewise for various diagnostics.
1562 * config/arm/arm.c (arm_option_override): Remove trailing period
1563 from various diagnostics.
1564 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
1565 (msp430_expand_delay_cycles): Likewise.
1567 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1570 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
1571 full command-line argument, rather than just "str".
1572 (aarch64_validate_march): Likewise.
1573 (aarch64_validate_mtune): Likewise.
1575 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
1577 PR rtl-optimization/78911
1578 * lra-assigns.c (must_not_spill_p): New function.
1579 (spill_for): Use it.
1581 2017-03-10 Jakub Jelinek <jakub@redhat.com>
1583 PR tree-optimization/79981
1584 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
1585 ATOMIC_COMPARE_EXCHANGE ifn result.
1586 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
1587 IFN_ATOMIC_COMPARE_EXCHANGE.
1589 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1592 * opts.c (parse_sanitizer_options): Add missing question mark to
1593 "did you mean" message.
1595 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1597 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
1599 (VMULEUH_UNS): Likewise.
1600 (VMULOUB_UNS): Likewise.
1601 (VMULOUH_UNS): Likewise.
1602 * config/rs6000/rs6000.c (builtin_function_type): Remove
1603 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
1605 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1608 * read-rtl-function.c (function_reader::read_rtx_operand): Update
1609 x with result of extra_parsing_for_operand_code_0.
1610 (function_reader::extra_parsing_for_operand_code_0): Convert
1611 return type from void to rtx, returning x. When reading
1612 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
1613 larger size containing struct block_symbol.
1615 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
1617 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
1618 -mfloat128-hardware without -m64.
1620 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
1623 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
1624 entries to the case statement that marks unsigned arguments to
1625 overloaded functions.
1627 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1629 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
1630 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
1632 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
1635 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
1636 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
1638 2017-03-10 Martin Liska <mliska@suse.cz>
1642 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
1643 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
1646 2017-03-10 Olivier Hainque <hainque@adacore.com>
1648 * tree-switch-conversion (array_value_type): Start by resetting
1649 candidate type to it's main variant.
1651 2017-03-10 Jakub Jelinek <jakub@redhat.com>
1653 PR rtl-optimization/79909
1654 * combine.c (try_combine): Use simplify_replace_rtx on individual
1655 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
1656 of the whole CALL_INSN_FUNCTION_USAGE.
1658 PR tree-optimization/79972
1659 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
1660 get_range_info on SSA_NAMEs. Formatting fixes.
1662 2017-03-10 Richard Biener <rguenther@suse.de>
1663 Jakub Jelinek <jakub@redhat.com>
1665 PR tree-optimization/77975
1666 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
1667 edge to be constant.
1668 (get_val_for): For constant x return it. Formatting fix.
1669 (loop_niter_by_eval): Avoid pointless looping if the next iteration
1670 would use the same bases as the current one.
1672 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1674 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
1675 instead of vec_select for V1TImode.
1676 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
1678 (VSX_LE_128): Add V1TI to this mode iterator.
1679 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
1680 (*vsx_le_perm_store_<mode>): Likewise.
1681 (pre-reload splitter for VSX stores): Likewise.
1682 (post-reload splitter for VSX stores): Likewise.
1683 (*vsx_xxpermdi2_le_<mode>): Likewise.
1684 (*vsx_lxvd2x2_le_<mode>): Likewise.
1685 (*vsx_stxvd2x2_le_<mode>): Likewise.
1687 2017-03-09 Michael Eager <eager@eagercon.com>
1689 Correct failures with --enable-checking=yes,rtl.
1691 * config/microblaze/microblaze.c (microblaze_expand_shift):
1692 Replace GET_CODE test with CONST_INT_P and INTVAL test with
1693 test for const0_rtx.
1694 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
1695 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
1697 2017-03-09 Richard Biener <rguenther@suse.de>
1699 PR tree-optimization/79977
1700 * graphite-scop-detection.c (scop_detection::merge_sese):
1701 Handle the case of extra exits to blocks dominating the entry.
1703 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
1705 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
1708 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
1710 PR rtl-optimization/79949
1711 * lra-constraints.c (process_alt_operands): Check memory when
1712 trying to predict a cycle. Print about the overall increase.
1714 2017-03-09 Richard Biener <rguenther@suse.de>
1717 * gimple-expr.c (useless_type_conversion_p): Preserve
1718 TYPE_SATURATING for fixed-point types.
1720 2017-03-09 Richard Biener <rguenther@suse.de>
1723 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
1724 alignment of BLKmode params.
1726 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1729 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
1730 (VALL_NO_V2Q): Likewise.
1732 * config/aarch64/aarch64-simd.md
1733 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
1735 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
1736 VALL_NO_V2Q mode iterator.
1737 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
1739 2017-03-09 Martin Liska <mliska@suse.cz>
1741 PR tree-optimization/79631
1742 * tree-chkp-opt.c (chkp_is_constant_addr): Call
1743 tree_int_cst_sign_bit just for INTEGER constants.
1745 2017-03-09 Martin Liska <mliska@suse.cz>
1749 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
1752 2017-03-09 Marek Polacek <polacek@redhat.com>
1755 * tree.c (inchash::add_expr): Handle TREE_VEC.
1757 2017-03-09 Martin Liska <mliska@suse.cz>
1760 (chkp_narrow_size_and_offset): New function.
1761 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
1762 (void chkp_parse_bit_field_ref): New function.
1763 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
1764 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
1766 2017-03-09 Martin Liska <mliska@suse.cz>
1769 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
1770 (chkp_find_bounds_1): Remove gcc_unreachable.
1772 2017-03-09 Jakub Jelinek <jakub@redhat.com>
1775 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
1776 BUILT_IN_SYNC*, determine the access type from the size suffix and
1777 always build a MEM_REF with that type. Handle forgotten
1778 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
1781 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
1782 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
1783 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
1784 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
1785 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
1786 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
1787 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
1788 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
1789 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
1790 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
1791 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
1792 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
1793 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
1794 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
1795 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
1796 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
1797 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
1798 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
1799 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
1800 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
1801 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
1802 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
1803 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
1804 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
1805 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
1806 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
1807 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
1808 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
1809 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
1810 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
1811 definitions outside of __OPTIMIZE__ guarded section.
1814 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
1815 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
1816 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
1817 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
1820 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1822 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
1823 ("vfenez<mode>"): Add missing constraints.
1825 2017-03-08 Martin Sebor <msebor@redhat.com>
1828 * config/nds32/nds32.c (nds32_option_override):
1830 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1833 * gimplify.c (gimplify_omp_for): Replace index var in outer
1834 taskloop statement with an artificial variable and add
1835 OMP_CLAUSE_PRIVATE clause for it.
1837 2017-03-08 Richard Biener <rguenther@suse.de>
1839 PR tree-optimization/79955
1840 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
1841 for accesses that are completely outside of the variable.
1843 2017-03-08 Andrew Haley <aph@redhat.com>
1845 PR tree-optimization/79943
1846 * tree-ssa-loop-split.c (compute_new_first_bound): When
1847 calculating the new upper bound, (END-BEG) should be added, not
1850 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1852 * config/avr/avr.md (setmemhi): Make sure match_dup
1853 operand number comes before match_scratch.
1855 2017-03-08 Richard Biener <rguenther@suse.de>
1857 PR tree-optimization/79920
1858 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
1859 with ncopies == 1 to ...
1860 (vect_transform_slp_perm_load): ... here. Properly compute
1861 all element loads by iterating VF times over the group. Do
1862 not handle ncopies (computed in a broken way) in
1863 vect_create_mask_and_perm.
1865 2017-03-08 Jakub Jelinek <jakub@redhat.com>
1868 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
1869 is a uniform vector, use uniform_vector_p return value instead of
1870 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
1872 2017-03-07 Marek Polacek <polacek@redhat.com>
1875 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
1876 (alloca_call_type): Likewise.
1878 2017-03-07 Martin Liska <mliska@suse.cz>
1880 * gcov.c (process_args): Put comment to correct location.
1882 2017-03-07 Martin Liska <mliska@suse.cz>
1885 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
1886 Use array_at_struct_end_p instead of DECL_CHAIN (field).
1887 (chkp_narrow_bounds_for_field): Likewise.
1888 (chkp_parse_array_and_component_ref): Pass one more argument to
1891 2017-03-07 Richard Biener <rguenther@suse.de>
1893 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
1896 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
1898 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
1899 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
1901 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1904 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
1905 to end of description.
1906 (PARAM_MAX_STORES_TO_MERGE): Likewise.
1908 2017-03-07 Jakub Jelinek <jakub@redhat.com>
1910 PR rtl-optimization/79901
1911 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
1913 (*avx512f_<code><mode>3<mask_name>): ... this.
1914 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
1915 iterator instead of VI8_AVX2_AVX512BW.
1917 PR rtl-optimization/79901
1918 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
1919 min/max expander, expand it using expand_vec_cond_expr.
1922 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
1925 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1928 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
1929 to void * for PCH reasons.
1930 * dwarf2out.c (output_loc_operands, output_die): Cast
1931 v.val_vec.array to unsigned char *.
1933 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
1936 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
1939 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
1941 PR rtl-optimization/79571
1942 * lra-constraints.c (process_alt_operands): Calculate static
1943 reject and subtract it from overall when only addresses will be
1946 2017-03-06 Julia Koval <julia.koval@intel.com>
1949 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
1950 incoming stack boundary to 128 for 64-bit targets.
1952 2017-03-06 Richard Biener <rguenther@suse.de>
1954 PR tree-optimization/79894
1955 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
1956 to NULL after folding it.
1958 2017-03-06 Richard Biener <rguenther@suse.de>
1960 PR tree-optimization/79824
1961 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
1962 check disabling peeling for gaps.
1964 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
1966 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1967 attributes): Document gettimeofday.
1969 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1971 * config/s390/s390.c (s390_option_override_internal): Set
1972 PARAM_MIN_VECT_LOOP_BOUND
1974 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
1976 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
1977 * config/s390/s390.md: Likewise.
1979 2017-03-06 Jakub Jelinek <jakub@redhat.com>
1982 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
1983 (<avx2_avx512>_perm<mode>): Rename to ...
1984 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
1986 (<avx512>_perm<mode>_mask): Rename to ...
1987 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
1989 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
1990 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
1991 instead of VI8F_256_512.
1992 (avx512f_perm<mode>): New define_expand.
1993 (avx512f_perm<mode>_mask): Likewise.
1994 (avx512f_perm<mode>_1<mask_name>): New define_insn.
1995 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
1997 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
1999 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
2000 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
2002 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
2004 2017-03-06 Martin Liska <mliska@suse.cz>
2007 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
2008 when having a SSA NAME w/o VAR_DECL assigned to it.
2010 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2012 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
2013 msa_dpsub_<su>_d): Fix MODE for vec_select.
2015 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2017 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
2019 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
2021 2017-03-06 Richard Biener <rguenther@suse.de>
2023 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
2024 * plugin.c (register_plugin_info): Likewise.
2025 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
2027 2017-03-05 Jakub Jelinek <jakub@redhat.com>
2029 * config/i386/sse.md (sse_storehps, sse_storelps,
2030 avx_<castmode><avxsizesuffix>_<castmode>,
2031 avx512f_<castmode><avxsizesuffix>_<castmode>,
2032 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
2033 in condition that at least one operand is not a MEM.
2035 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2038 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
2039 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
2041 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
2042 gimple_call_nothrow_p flag based on whether original builtin can throw.
2043 If it can, emit following stmts on the fallthrough edge.
2044 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
2045 don't create new bb if inserting just debug stmts on the edge, try to
2046 insert them on the fallthru bb or just reset debug stmts.
2048 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
2051 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
2052 restore recog_data (including the operand rtxes inside it) around
2053 the call to get_insn_template.
2055 2017-03-03 Martin Sebor <msebor@redhat.com>
2057 PR tree-optimization/79699
2058 * context.c (context::~context): Free MPFR caches to avoid
2059 a memory leak on program exit.
2061 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2063 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
2064 Use wide_int::ulow () instead of .elt (0).
2066 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
2069 (*pushxf): Limit oF constraint to 32bit targets and add oC
2070 constraint for 64bit targets.
2071 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
2072 (*pushdf): Change rmF constraint to rmC.
2074 2017-03-03 Martin Liska <mliska@suse.cz>
2076 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
2077 Remove unused variable.
2079 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2082 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
2083 is a memory operand, increase num_memory.
2084 (ix86_expand_args_builtin): Likewise.
2086 2017-03-03 Jan Hubicka <jh@suse.cz>
2089 * ipa-devirt.c (maybe_record_node): Properly handle
2090 __cxa_pure_virtual visibility.
2092 2017-03-03 Martin Liska <mliska@suse.cz>
2094 PR tree-optimization/79803
2095 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
2097 (pass_loop_prefetch::execute): Disabled optimization if an
2098 assumption about L1 cache size is not met.
2100 2017-03-03 Martin Liska <mliska@suse.cz>
2102 PR rtl-optimization/79574
2103 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
2104 (hash_scan_set): Likewise.
2105 (dump_hash_table): Likewise.
2106 (hoist_code): Likewise.
2108 2017-03-03 Richard Biener <rguenther@suse.de>
2110 * fixed-value.c (fixed_from_string): Restore use of elt (1)
2111 in place of uhigh ().
2112 (fixed_convert_from_real): Likewise.
2114 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2117 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
2119 2017-03-03 Richard Biener <rguenther@suse.de>
2122 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
2123 TYPE_OVERFLOW_UNDEFINED check.
2125 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2127 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
2129 (vector_ae_<mode>_p): Likewise.
2130 (vector_nez_<mode>_p): Likewise.
2131 (vector_ne_v2di_p): Likewise.
2132 (vector_ae_v2di_p): Likewise.
2133 (vector_ne_<mode>_p): Likewise.
2134 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
2136 (vsx_tsqrt<mode>2_fe): Likewise.
2138 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
2141 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
2143 2017-03-02 Jakub Jelinek <jakub@redhat.com>
2145 PR rtl-optimization/79780
2146 * cprop.c (one_cprop_pass): When second and further conditional trap
2147 in a single basic block is turned into an unconditional trap, turn it
2148 into a deleted note to avoid RTL verification failures.
2150 2017-03-02 Richard Biener <rguenther@suse.de>
2152 * fold-const.c (const_binop): Use ulow () instead of elt (0).
2154 2017-03-02 Richard Biener <rguenther@suse.de>
2156 PR tree-optimization/79345
2158 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
2159 param and abort the walk, returning -1 if it is hit.
2160 (walk_aliased_vdefs): Take a limit param and pass it on.
2161 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
2162 defaulting to 0 and return a signed int.
2163 * tree-ssa-uninit.c (struct check_defs_data): New struct.
2164 (check_defs): New helper.
2165 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
2166 about uninitialized memory.
2167 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
2168 bogus uninitialized warning.
2169 (fixed_convert_from_real): Likewise.
2171 2017-03-02 Bin Cheng <bin.cheng@arm.com>
2173 PR tree-optimization/66768
2174 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
2175 iv_use if base object can't be determined.
2177 2017-03-02 Jakub Jelinek <jakub@redhat.com>
2179 PR tree-optimization/79345
2180 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
2181 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
2182 (get_pattern_stats): Initialize it.
2183 * genemit.c (gen_expand): Verify match_scratch numbers come after
2184 match_operand/match_dup numbers.
2185 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
2186 match_scratch numbers.
2187 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
2189 * config/s390/s390.md (trunctdsd2): Likewise.
2191 2017-03-02 Richard Biener <rguenther@suse.de>
2193 * wide-int.h (wide_int_storage::operator=): Implement in terms
2196 2017-03-02 Richard Biener <rguenther@suse.de>
2198 PR tree-optimization/79777
2199 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
2200 the to insert expression to sth existing.
2202 2017-03-01 Martin Sebor <msebor@redhat.com>
2205 * gimple-ssa-sprintf.c
2206 (directive::known_width_and_precision): New function.
2207 (format_integer): Use it.
2208 (get_mpfr_format_length): Consider the full range of precision
2209 when computing %g output with the # flag. Set the likely byte
2210 count to 3 rather than 1 when precision is indeterminate.
2211 (format_floating): Correct the lower bound of precision.
2213 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2215 * doc/invoke.texi: Document default code model for 64-bit Linux.
2217 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2220 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
2221 udiv rather than div since input pattern is unsigned.
2223 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
2225 * config/i386/i386.c (print_reg): Warn for values of
2226 unsupported size in integer register.
2228 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2231 * config/rs6000/predicates.md (current_file_function_operand): Do
2232 not allow self calls to be local if the function is replaceable.
2234 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2237 * config/rs6000/altivec.h (vec_ctz and others): Change the
2238 preprocessor macro that controls conditional compilation from
2239 _ARCH_PWR9 to __POWER9_VECTOR__.
2240 (vec_all_ne): Change parameterization of __altivec_scalar_pred
2241 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
2242 control (instead of _ARCH_PWR9 control) so that template
2243 definition uses power9-specific function.
2244 (vec_any_eq): Likewise.
2245 (vec_all_ne): Change macro definition to use a power9-specific
2246 expansion under #ifdef __POWER9_VECTOR__ control (instead of
2247 _ARCH_PWR9 control).
2248 (vec_any_eq) Likewise.
2249 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
2250 expansion for CMPNEF to remove support for xvcmpnesp instruction.
2251 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
2252 support for xvcmpnedp instruction.
2253 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
2254 macro expansion so that Power9 implementation of vec_all_ne does
2255 not use the AltiVec predicate framework.
2256 (VCMPNEH_P): Likewise.
2257 (VCMPNEW_P): Likewise.
2258 (VCMPNED_P): Likewise.
2259 (VCMPNEFP_P): Likewise.
2260 (VCMPNEDP_P): Likewise.
2261 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
2262 implementation of vec_any_eq to not use AltiVec predicate
2264 (VCMPAEH_P): Likewise.
2265 (VCMPAEW_P): Likewise.
2266 (VCMPAED_P): Likewise.
2267 (VCMPAEFP_P): Likewise.
2268 (VCMPAEDP_P): Likewise.
2269 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
2270 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
2271 not use the AltiVec predicate framework.
2272 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
2273 of vec_any_eq to not use AltiVec predicate framework.
2274 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2275 support for predefined __POWER9_VECTOR__ macro to indicate that
2276 Power9 instruction selection is enabled.
2277 (altivec_overloaded_builtins): Remove extraneous
2278 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
2279 function argument types RS6000_BTI_bool_V16QI and
2280 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
2281 entry for overloaded function argument types RS6000_BTI_bool_V4SI
2282 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
2283 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
2284 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
2285 Power9 for implementations of vec_cmpne. Change the signature for
2286 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
2287 (representing vec_all_ne) to remove the previously described first
2288 argument of type RS6000_BTI_INTSI, as this was an artifact of
2289 reliance on the AltiVec predicate framework, which is no longer
2290 used in the implementation of these functions. Add
2291 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
2292 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
2293 since, unlike the AltiVec predicate framework implementation, we
2294 do not share function descriptors between vec_alle and vec_anyeq.
2295 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
2296 set of modes that receive special treatment even when
2297 TARGET_P9_VECTOR is true. The special treatment emits code that
2298 does not depend on Power9 instructions.
2299 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
2300 define_expand to not rely on AltiVec predicate framework.
2301 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
2303 (vector_ne_v2di_p): Change this define_expand to not rely on
2304 AltiVec predicate framework.
2305 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
2307 (vector_ne_<mode>_p): Change this define_expand to not rely on
2308 AltiVec predicate framework.
2309 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
2311 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
2312 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
2313 define_insn pattern.
2314 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
2315 define_insn pattern because the xvcmpne<VSs>. instruction is not
2317 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
2318 instruction is not supported.
2320 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2322 * config/nvptx/nvptx.c: Include intl.h.
2324 2017-03-01 Martin Jambor <mjambor@suse.cz>
2327 * ipa-prop.h (ipa_bits): Removed field known.
2328 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
2329 to pointers. Adjusted their comments to warn about their sharing.
2330 (ipcp_transformation_summary): Change bits to a vector of pointers.
2331 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
2332 (ipa_get_ipa_bits_for_value): Declare.
2333 * tree-vrp.h (value_range): Mark as GTY((for_user)).
2334 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
2335 (ipa_bits_hash_table): Likewise.
2336 (ipa_vr_ggc_hash_traits): Likewise.
2337 (ipa_vr_hash_table): Likewise.
2338 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
2339 being pointers and vr_known being removed.
2340 (ipa_set_jf_unknown): Likewise.
2341 (ipa_get_ipa_bits_for_value): New function.
2342 (ipa_set_jfunc_bits): Likewise.
2343 (ipa_get_value_range): New overloaded functions.
2344 (ipa_set_jfunc_vr): Likewise.
2345 (ipa_compute_jump_functions_for_edge): Use the above functions to
2346 construct bits and vr parts of jump functions.
2347 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
2348 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
2350 (ipcp_grow_transformations_if_necessary): Also allocate
2351 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
2353 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
2354 them. Fix too long lines.
2355 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
2356 vr_known being removed.
2357 (ipa_read_jump_function): Use new setter functions to construct bits
2358 and vr parts of jump functions or set them to NULL.
2359 (write_ipcp_transformation_info): Adjust for bits being pointers.
2360 (read_ipcp_transformation_info): Likewise.
2361 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
2363 Include gt-ipa-prop.h.
2364 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
2366 (ipcp_store_bits_results): Likewise.
2367 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
2368 Do not write to existing jump functions but use a temporary instead.
2370 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2373 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
2374 attempt to use its first operand as BIT_FIELD_REF base.
2376 2017-03-01 Richard Biener <rguenther@suse.de>
2379 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
2380 interpolating formula in wrapping arithmetic.
2381 (chrec_apply): Convert chrec_evaluate return value to wanted type.
2383 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2385 PR tree-optimization/79734
2386 * tree-vect-generic.c (expand_vector_condition): Optimize
2387 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
2388 Handle VEC_COND_EXPR where comparison has different inner width from
2391 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
2393 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
2394 markup, and similar issues. Remove @opindex entries for things
2395 that aren't options. Add missing -mmpy-option entries.
2397 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2399 PR tree-optimization/79737
2400 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
2401 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
2402 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
2403 instead of byte_size. Formatting fix.
2404 (shift_bytes_in_array_right): Formatting fix.
2406 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
2409 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
2410 condition on optimize for the leaf function test.
2412 2017-02-28 Martin Liska <mliska@suse.cz>
2415 * read-rtl-function.c (function_reader::handle_unknown_directive):
2416 Bail out when one uses -flto.
2418 2017-02-28 Martin Liska <mliska@suse.cz>
2420 * common.opt: Replace space with tabular for options of <number>
2422 * config/i386/i386.opt: Show <number> value for
2423 -mlarge-data-threshold.
2424 * opts.c (print_filtered_help): Do not display number in hexadecimal
2427 2017-02-28 Martin Liska <mliska@suse.cz>
2429 * common.opt: Fix --help=option -Q for options which are of
2432 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
2434 * config/i386/i386.c (print_reg): Error out for values
2435 of 8-bit size in invalid integer register.
2437 2017-02-28 Martin Sebor <msebor@redhat.com>
2439 PR tree-optimization/79691
2440 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
2442 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2445 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
2446 gcc_unreachable with output_operand_lossage.
2448 2017-02-28 Richard Biener <rguenther@suse.de>
2450 PR tree-optimization/79740
2451 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
2453 (visit_nary_op): Insert the nary into the hashtable if we
2454 pattern-matched sth.
2455 * tree-ssa-pre.c (eliminate_insert): Robustify.
2457 2017-02-28 Richard Biener <rguenther@suse.de>
2460 * fold-const.c (decode_field_reference): Reject out-of-bound
2463 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2465 * config/i386/i386.c: Include intl.h.
2466 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
2467 instead of just cond ? "..." : "...".
2468 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
2469 * coverage.c (read_counts_file): Likewise.
2470 * omp-offload.c: Include intl.h.
2471 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
2472 of just cond ? "..." : "...".
2473 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
2474 of just cond ? "..." : "...".
2476 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
2479 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
2481 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
2482 'tune for' CPU name.
2483 * config/arm/arm-cpu-data.h: Regenerated.
2485 2017-02-28 Richard Biener <rguenther@suse.de>
2487 PR tree-optimization/79732
2488 * tree-inline.c (expand_call_inline): Do not shadow var.
2490 2017-02-28 Richard Biener <rguenther@suse.de>
2492 PR tree-optimization/79723
2493 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
2494 address-space properly.
2496 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
2498 * doc/optinfo.texi (Optimization groups): Fix option used for
2500 * doc/invoke.texi (-fopt-info): Document "omp".
2501 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
2502 (OPTGROUP_ALL): Add OPTGROUP_OMP.
2503 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
2504 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
2505 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
2507 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
2509 * dumpfile.c (optgroup_options): Instead of "openmp", associate
2510 OPTGROUP_OMP with "omp".
2512 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
2515 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
2516 for arithmetic shift of unsigned V2DI.
2518 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
2520 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
2521 arc/linux.h headers.
2522 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
2523 (LINK_SPEC): Likewise.
2524 (ARC_TLS_EXTRA_START_SPEC): Likewise.
2525 (EXTRA_SPECS): Likewise.
2526 (STARTFILE_SPEC): Likewise.
2527 (ENDFILE_SPEC): Likewise.
2528 (LIB_SPEC): Likewise.
2529 (TARGET_SDATA_DEFAULT): Likewise.
2530 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
2531 (MULTILIB_DEFAULTS): Likewise.
2532 (DWARF2_UNWIND_INFO): Likewise.
2533 * config/arc/big.h: New file.
2534 * config/arc/elf.h: Likewise.
2535 * config/arc/linux.h: Likewise.
2536 * config/arc/t-uClibc: Remove.
2538 2017-02-27 Bin Cheng <bin.cheng@arm.com>
2540 PR tree-optimization/77536
2541 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
2542 (tree_transform_and_unroll_loop): Use above function to compute the
2543 estimated niter of unrolled loop and use it when scaling profile.
2544 Also use count info rather than frequency if it's non-zero.
2545 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
2546 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
2547 (vect_transform_loop): Call above function.
2549 2017-02-27 Richard Biener <rguenther@suse.de>
2551 PR tree-optimization/45397
2552 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
2553 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
2554 (visit_nary_op): Add pattern matching for CSEing sign-changed
2555 or truncated operations with wider ones.
2557 2017-02-27 Richard Biener <rguenther@suse.de>
2559 PR tree-optimization/79690
2560 * tree-vect-stmts.c (vectorizable_store): Use vector type
2561 built from the DR with address-space.
2563 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
2565 * doc/invoke.texi (Optimize Options): Refine the description
2566 of asan-use-after-return.
2568 2017-02-25 Alan Modra <amodra@gmail.com>
2570 PR rtl-optimization/79584
2571 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
2572 base, not ad->base_term, the reg within base. Remove assertion
2573 that ad->base == ad->base_term. Replace gen_int_mode using
2574 bogus mode with const0_rtx.
2576 2017-02-25 Jakub Jelinek <jakub@redhat.com>
2579 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
2580 FMA_EXPR like tcc_binary or tcc_unary.
2582 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
2585 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
2587 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
2588 (output_loc_operands): Handle DW_OP_call_ref and
2589 DW_OP_GNU_variable_value.
2590 (struct variable_value_struct): New type.
2591 (struct variable_value_hasher): Likewise.
2592 (variable_value_hash): New variable.
2593 (string_types): Remove.
2594 (copy_loc_descr): New function.
2595 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
2596 (prepend_loc_descr_to_each): New function.
2597 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
2598 instead of add_loc_descr_to_each if the first argument is single
2599 location list and the second has multiple.
2600 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
2601 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
2602 when looking for variable value which doesn't have other location info.
2603 (loc_list_from_tree): Formatting fix.
2604 (gen_array_type_die): Simplify DW_AT_string_length handling.
2605 (adjust_string_types): Remove.
2606 (gen_subprogram_die): Don't call adjust_string_types nor test/set
2607 string_types. Call resolve_variable_values.
2608 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
2609 (resolve_addr_in_expr): Likewise. Add A argument.
2610 (copy_deref_exprloc): Remove deref argument. Adjust for the
2611 original expression being DW_OP_GNU_variable_value with optionally
2612 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
2613 optionally after it.
2614 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
2615 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
2616 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
2617 (variable_value_hasher::hash, variable_value_hasher::equal): New
2619 (resolve_variable_value_in_expr, resolve_variable_value,
2620 resolve_variable_values, note_variable_value_in_expr,
2621 note_variable_value): New functions.
2622 (dwarf2out_early_finish): Call note_variable_value on all toplevel
2625 2017-02-24 Jakub Jelinek <jakub@redhat.com>
2628 * opts.h (handle_generated_option): Add GENERATED_P argument.
2629 * opts-common.c (handle_option): Adjust function comment.
2630 (handle_generated_option): Add GENERATED_P argument, pass it to
2632 (control_warning_option): Pass false to handle_generated_option
2634 * opts.c (maybe_default_option): Pass true to handle_generated_option
2636 * optc-gen.awk: Likewise.
2638 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2640 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
2641 a REG, look at the REG it is a SUBREG of.
2642 (splitter for cmpeqsi_t): Ditto.
2644 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2646 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
2647 the special USEs with the pattern of the insn, not the insn itself.
2649 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
2652 * doc/invoke.texi: Document -mload-store-pairs.
2654 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2655 Sandra Loosemore <sandra@codesourcery.com>
2657 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
2658 argument isn't a CONST_INT.
2659 (nios2_alternate_compare_const): Assert op is a CONST_INT.
2660 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
2661 (nios2_validate_compare): Bypass alternate compare logic if *op2
2663 (ldstwm_operation_p): Return false if first_base is not a REG or
2664 if first_offset is not a CONST_INT.
2666 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2668 * config/cris/cris.md: Use correct operand in a define_peephole2.
2670 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2672 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
2674 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2676 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
2677 this_insn if it is an INSN or JUMP_INSN.
2678 (force_offsettable): Look at base, not at addr.
2679 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
2680 on things that aren't necessarily CONST_INTs.
2682 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
2684 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
2685 -mfpmath=sse is the default also for x86-32 targets with SSE2
2686 instruction set when @option{-ffast-math} is enabled
2688 2017-02-24 Jeff Law <law@redhat.com>
2690 PR rtl-optimizatoin/79286
2691 * ira.c (update_equiv_regs): Drop may_trap_p exception to
2694 2017-02-24 Richard Biener <rguenther@suse.de>
2696 PR tree-optimization/79389
2697 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
2700 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
2702 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
2703 function comment to reflect reality.
2704 (loop_exits_before_overflow): Fix typo in function description.
2706 2017-02-24 Richard Biener <rguenther@suse.de>
2708 PR tree-optimization/79389
2709 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
2710 properly that a threading opportunity exists. Detect conditional
2711 copy/constant propagation opportunities.
2713 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
2715 * config/visium/visium.md (type): Add trap.
2716 (b): New mode attribute.
2717 (*btst): Rename into...
2718 (*btst<mode>): ...this and adjust.
2719 (*cbranchsi4_btst_insn): Rename into...
2720 (*cbranch<mode>4_btst_insn): ...this and adjust.
2721 (trap): New define_insn.
2723 2017-02-23 Jakub Jelinek <jakub@redhat.com>
2725 PR tree-optimization/79389
2726 * ifcvt.c (struct noce_if_info): Add rev_cond field.
2727 (noce_reversed_cond_code): New function.
2728 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
2729 reversed_comparison_code. Formatting fix.
2730 (noce_try_store_flag): Test rev_cond != NULL in addition to
2731 reversed_comparison_code.
2732 (noce_try_store_flag_constants): Likewise.
2733 (noce_try_store_flag_mask): Likewise.
2734 (noce_try_addcc): Use rev_cond if non-NULL instead of
2735 reversed_comparison_code.
2736 (noce_try_cmove_arith): Likewise. Formatting fixes.
2737 (noce_try_minmax, noce_try_abs): Clear rev_cond.
2738 (noce_find_if_block): Initialize rev_cond.
2739 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
2740 instead of false as last argument never attempt to reverse it
2743 2017-02-23 Bin Cheng <bin.cheng@arm.com>
2745 PR tree-optimization/79663
2746 * tree-predcom.c (combine_chains): Process refs in reverse order
2747 only for ZERO length chains, and add explaining comment.
2749 2017-02-23 Jeff Law <law@redhat.com>
2751 PR tree-optimization/79578
2752 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
2753 in call to operand_equal_p.
2755 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
2758 * config/i386/cpuid.h: Fix another undefined behavior.
2760 2017-02-23 Richard Biener <rguenther@suse.de>
2762 PR tree-optimization/79683
2763 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
2764 vector types for data-refs.
2766 2017-02-23 Martin Liska <mliska@suse.cz>
2768 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
2770 2017-02-23 Jakub Jelinek <jakub@redhat.com>
2773 * internal-fn.c (get_range_pos_neg): Moved to ...
2774 * tree.c (get_range_pos_neg): ... here. No longer static.
2775 * tree.h (get_range_pos_neg): New prototype.
2776 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
2777 are known to be in between 0 and signed maximum inclusive, try to
2778 expand both unsigned and signed divmod and use the cheaper one from
2781 2017-02-22 Jeff Law <law@redhat.com>
2783 PR tree-optimization/79578
2784 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
2785 to compare base operands.
2787 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
2790 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
2791 gpc_reg_operand instead of fpr_reg_operand.
2793 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
2795 * config/mips/mips.c (mips_return_in_memory): Force FP
2796 vector types to be returned in memory for o32 ABI.
2798 2017-02-22 Jakub Jelinek <jakub@redhat.com>
2800 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
2801 instead of DW_TAG_member for static data member declarations and don't
2802 set no_linkage_name for static inline data members.
2803 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
2806 2017-02-22 Martin Liska <mliska@suse.cz>
2808 * doc/invoke.texi: Replace inequality signs with square brackets
2811 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2813 PR tree-optimization/68644
2814 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
2816 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
2819 * lra-constraints.c (simplify_operand_subreg): Handle
2820 WORD_REGISTER_OPERATIONS targets.
2822 2017-02-22 Jakub Jelinek <jakub@redhat.com>
2825 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
2826 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
2827 elimination by swapping fld*.
2829 2017-02-22 Richard Biener <rguenther@suse.de>
2831 PR tree-optimization/79673
2832 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
2833 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
2834 irrelevant address-space qualifiers and avoiding a
2835 ADDR_SPACE_CONVERT_EXPR from fold_convert.
2837 2017-02-22 Richard Biener <rguenther@suse.de>
2839 PR tree-optimization/79666
2840 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
2841 to not symbolically negate if that may introduce undefined
2844 2017-02-22 Martin Liska <mliska@suse.cz>
2847 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
2848 * data-streamer-out.c (streamer_write_gcov_count_stream):
2850 * value-prof.c (stream_out_histogram_value): Make assert more
2851 precise based on type of counter.
2853 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
2856 * config/i386/i386.md (standard_x87sse_constant_load splitter):
2857 Use nonimmediate_operand instead of memory_operand for operand 1.
2858 (float-extend standard_x87sse_constant_load splitter): Ditto.
2860 2017-02-21 Jeff Law <law@redhat.com>
2862 PR tree-optimization/79621
2863 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
2864 blocks with edges to themselves.
2866 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2869 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
2870 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
2871 Use gimple_call_builtin_p.
2874 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
2875 on temporarily removed DEBUG_INSNs.
2877 PR tree-optimization/79649
2878 * tree-loop-distribution.c (classify_partition): Give up on
2879 non-generic address space loads/stores.
2881 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
2883 * doc/loop.texi (Loop manipulation): Remove nonexistent
2884 tree_ssa_loop_version from the documentation.
2885 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
2887 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2890 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
2891 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
2892 * config/rs6000/rs6000.c: Include except.h.
2893 (rs6000_expand_split_stack_prologue): Call
2894 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
2896 2017-02-21 Martin Jambor <mjambor@suse.cz>
2899 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
2902 2017-02-21 Martin Jambor <mjambor@suse.cz>
2904 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
2905 for backward compatibility only.
2906 * doc/invoke.texi (Option Summary): Remove all references to
2909 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
2913 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2915 * lra-constraints.c (curr_insn_transform): Handle
2916 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
2918 2017-02-21 Martin Liska <mliska@suse.cz>
2920 * config/i386/i386.opt: Replace -masm-dialect with -masm.
2922 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
2924 PR translation/79638
2925 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
2927 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
2930 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2931 (arm_function_ok_for_sibcall): Return false for an indirect call by
2932 descriptor if all the argument registers are used.
2933 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
2934 alignment of the function.
2936 2017-02-21 Jakub Jelinek <jakub@redhat.com>
2938 PR tree-optimization/61441
2939 * simplify-rtx.c (simplify_const_unary_operation): For
2940 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
2941 the sNaN unmodified.
2943 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2945 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2946 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2947 instead of SYSTEM_HEADER_DIR.
2949 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
2950 Martin Liška <mliska@suse.cz>
2952 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2953 Fix typos and grammar, use active voice, and clarify.
2955 2017-02-20 Marek Polacek <polacek@redhat.com>
2958 * gimplify.c (gimplify_expr): Handle unused *&&L;.
2961 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
2963 2017-02-20 Jakub Jelinek <jakub@redhat.com>
2966 * config/i386/i386.c (ix86_expand_builtin): Handle
2967 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
2968 ix86_builtins_isa[fcode].isa as a requirement of those
2969 flags and any other flag in the bitmask.
2970 (ix86_init_mmx_sse_builtins): Use 0 instead of
2971 ~OPTION_MASK_ISA_64BIT as mask.
2972 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
2973 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
2974 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
2975 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
2977 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2980 * lra-constraints.c (split_reg): Check requested split mode
2981 is supported by the register.
2983 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2985 * lra-constraints.c (simplify_operand_subreg): Remove early
2988 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2991 * lra-constraints.c (curr_insn_transform): Tighten condition
2992 for converting SUBREG reloads from OP_OUT to OP_INOUT.
2994 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
2997 * lra-constraints.c (curr_insn_transform): Handle
2998 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
3000 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
3003 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3005 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3007 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
3010 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
3013 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3015 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
3018 2017-02-18 Jakub Jelinek <jakub@redhat.com>
3020 * final.c (last_columnnum, override_columnnum): New variables.
3021 (final_start_function): Set last_columnnum, pass it to begin_prologue
3022 hook and pass 0 to dwarf2out_begin_prologue.
3023 (final_scan_insn): Update override_columnnum. Pass last_columnnum
3024 to source_line debug hook.
3025 (notice_source_line): Compute last_columnnum and for debug_column_info
3026 return true on column changes.
3027 * debug.h (struct gcc_debug_hooks): Add column argument to
3028 source_line and begin_prologue hooks.
3029 (debug_nothing_int_charstar_int_bool): Remove prototype.
3030 (debug_nothing_int_int_charstar,
3031 debug_nothing_int_int_charstar_int_bool): New prototypes.
3032 (dwarf2out_begin_prologue): Add column argument.
3033 * debug.c (do_nothing_debug_hooks): Adjust source_line and
3034 begin_prologue hooks.
3035 (debug_nothing_int_charstar_int_bool): Remove.
3036 (debug_nothing_int_int_charstar,
3037 debug_nothing_int_int_charstar_int_bool): New functions.
3038 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
3039 through to dwarf2out_source_line.
3040 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
3041 (dwarf2out_source_line): Add column argument, emit it if requested.
3042 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
3044 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3045 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3046 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
3047 through to dwarf2out_begin_prologue.
3048 (vmsdbgout_source_line): Add column argument, pass it through to
3049 dwarf2out_source_line.
3050 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
3051 dbxout_source_line caller.
3052 (dbxout_source_line): Add column argument.
3054 * common.opt (gno-column-info, gcolumn-info): New options.
3055 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
3056 (check_die): Also test for multiple DW_AT_decl_column attributes.
3057 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
3058 DW_AT_decl_column if requested.
3059 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
3061 (gen_variable_die): Likewise.
3062 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
3063 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
3066 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
3067 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
3068 (ix86_handle_option): Handle OPT_m3dnowa.
3069 * doc/invoke.texi (-m3dnowa): Document.
3070 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
3071 -m3dnowa instead of -m3dnow -march=athlon.
3074 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
3075 instead of gcc_assert for K, r and R code checks. Formatting fixes.
3077 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3080 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
3081 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
3082 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
3083 generator for vsx_xxpermdi_<mode>_be.
3084 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
3085 force big-endian semantics.
3086 (vsx_xxpermdi_<mode>_be): New define_expand with same
3087 implementation as previous version of vsx_xxpermdi_<mode>.
3089 2017-02-17 Jakub Jelinek <jakub@redhat.com>
3091 PR tree-optimization/79327
3092 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
3093 variable, its initialization and use.
3095 2017-02-17 Julia Koval <julia.koval@intel.com>
3097 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
3098 (OPTION_MASK_ISA_PKU_UNSET): New.
3099 (ix86_handle_option): Handle -mrdpid.
3100 * config/i386/cpuid.h (bit_RDPID): New.
3101 * config/i386/driver-i386.c (host_detect_local_cpu):
3102 Detect RDPID feature.
3103 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
3104 * config/i386/i386-c.c (ix86_target_macros_internal):
3106 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
3107 (ix86_valid_target_attribute_inner_p): Add "rdpid".
3108 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
3109 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
3110 * config/i386/i386.md (define_insn "rdpid"): New.
3111 * config/i386/i386.opt Add -mrdpid.
3112 * config/i386/immintrin.h (_rdpid_u32): New.
3114 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
3116 PR rtl-optimization/79541
3117 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
3118 instead of transforming it into USE.
3120 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
3122 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
3123 If HONOR_SNANS (SFmode) force the input to a register.
3124 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
3125 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
3126 an frsp or similar insn.
3128 2017-02-17 Martin Liska <mliska@suse.cz>
3130 PR rtl-optimization/79577
3131 * params.def (selsched-max-sched-times): Increase minimum to 1.
3133 2017-02-17 Martin Liska <mliska@suse.cz>
3135 PR rtl-optimization/79574
3136 * gcse.c (want_to_gcse_p): Prevent integer overflow.
3138 2017-02-17 Martin Liska <mliska@suse.cz>
3140 PR tree-optimization/79529
3141 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
3142 ssa_defined_default_def_p to handle cases which are implicitly
3144 * tree-ssa.c (ssa_defined_default_def_p): New function.
3145 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
3146 which are implicitly defined.
3147 * tree-ssa.h (ssa_defined_default_def_p): Declare.
3149 2017-02-17 Richard Biener <rguenther@suse.de>
3152 * params.def (max-ssa-name-query-depth): Limit to 10.
3154 2017-02-17 Richard Biener <rguenther@suse.de>
3156 PR tree-optimization/79552
3157 * tree-ssa-structalias.c (visit_loadstore): Properly verify
3160 2017-02-17 Richard Biener <rguenther@suse.de>
3163 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
3165 2017-02-17 Marek Polacek <polacek@redhat.com>
3168 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
3169 (fold_negate_expr): New wrapper.
3171 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
3173 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
3174 Correct terminology and de-emphasize pre-standard behavior.
3176 2017-02-16 Alan Modra <amodra@gmail.com>
3178 PR rtl-optimization/79286
3179 * ira.c (def_dominates_uses): New function.
3180 (update_equiv_regs): Don't create an equivalence for insns that
3181 may trap where the register def does not dominate the use.
3183 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
3185 PR rtl-optimization/78127
3186 * lra.c (lra): Call lra_eliminate before finish the loop after
3189 2017-02-16 Richard Biener <rguenther@suse.de>
3191 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
3193 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
3194 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
3195 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
3196 (isl_val_int_from_wi): New function.
3197 (extract_affine_gmp): Rename to ...
3198 (extract_affine_wi): ... this, take a widest_int.
3199 (extract_affine_int): Just wrap extract_affine_wi.
3200 (add_param_constraints): Use isl_val_int_from_wi.
3201 (add_loop_constraints): Likewise, and extract_affine_wi.
3203 2017-02-15 Jeff Law <law@redhat.com>
3206 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
3207 ira_init_register_move_cost_if_necessary.
3209 2017-02-15 Martin Sebor <msebor@redhat.com>
3212 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
3213 removed in a prior commit.
3215 2017-02-15 Bin Cheng <bin.cheng@arm.com>
3217 PR tree-optimization/79347
3218 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
3219 counters during peeling.
3221 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
3223 * Makefile.in (site.exp): Remove "set ISLVER".
3225 2017-02-15 Jakub Jelinek <jakub@redhat.com>
3228 * real.c (real_from_integer): Call real_convert even for decimal.
3230 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3233 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
3235 2017-02-14 Andrew Pinski <apinski@cavium.com>
3237 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
3238 cores and change the partno/implementer to be correct.
3239 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
3240 the 'B" as the implementer.
3241 * config/aarch64/aarch64-tune.md: Regenerate.
3243 2017-02-14 Carl Love <cel@us.ibm.com>
3245 * config/rs6000/rs6000.c: Add case statement entry to make the
3246 xvcvuxdsp built-in argument unsigned.
3247 * config/rs6000/vsx.md: Fix the source and return operand types so they
3248 match the instruction definitions from the ISA document. Fix typo
3249 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
3252 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
3255 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
3256 member early_clobber_alts.
3257 * lra-lives.c (reg_early_clobber_p): New.
3258 (process_bb_lives): Use it.
3259 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
3260 (debug_operand_data): Initialize early_clobber_alts.
3261 (setup_operand_alternative): Set up early_clobber_alts.
3262 (collect_non_operand_hard_regs): Ditto. Pass early clobber
3263 alternatives to new_insn_reg.
3264 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
3266 (lra_update_insn_regno_info): Pass the new arg.
3268 2017-02-14 Jakub Jelinek <jakub@redhat.com>
3271 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
3272 (new_oacc_loop_raw): Don't clear already cleared fields.
3275 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
3276 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
3277 _mm512_prefetch_i64gather_ps): New inline functions and macros.
3279 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
3282 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
3284 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
3287 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
3288 the extra instruction to the right place to store 128-bit constant
3291 2017-02-14 Martin Sebor <msebor@redhat.com>
3294 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
3295 warning for strings of unknown length.
3297 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
3299 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
3301 2017-02-14 Jeff Law <law@redhat.com>
3304 * ira-costs.c (scan_one_insn): Initialize register move costs
3305 for pseudos seen in USE/CLOBBER insns.
3307 PR tree-optimization/79095
3308 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
3309 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
3310 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
3311 if the operands are known to be not equal, then the resulting range
3313 (intersect_ranges): If the new range is ~[0,0] and the old range is
3314 wide, then prefer ~[0,0].
3315 * tree-vrp.c (overflow_comparison_p_1): New function.
3316 (overflow_comparison_p): New function.
3317 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
3318 if NAME is used in an overflow test.
3319 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
3320 overflow check that can be expressed as an equality test, then adjust
3321 ops to be that equality test.
3323 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3325 * config/s390/s390-builtin-types.def: Remove flags argument.
3326 * config/s390/s390.c (s390_init_builtins): Likewise.
3328 2017-02-14 Martin Liska <mliska@suse.cz>
3330 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
3331 vector. Fix trailing white spaces.
3333 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
3335 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
3338 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3340 PR rtl-optimization/68664
3341 * config/arm/arm.c (arm_sched_can_speculate_insn):
3342 New function. Declare prototype.
3343 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
3345 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3347 PR rtl-optimization/68664
3348 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
3350 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
3352 2017-02-14 Amit Pawar <amit.pawar@amd.com>
3354 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
3355 max skip bytes for function, loop and jump.
3357 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3359 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
3360 ABS_EXPR for gimple dump.
3362 2017-02-14 Jakub Jelinek <jakub@redhat.com>
3365 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
3367 PR tree-optimization/79408
3368 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
3369 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
3370 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
3371 also if rhs1 is INTEGER_CST.
3373 2017-02-14 Richard Biener <rguenther@suse.de>
3376 * tree-into-ssa.c (insert_phi_nodes): When the function can
3377 have abnormal edges rewrite SSA names with broken use-def
3378 dominance out of SSA and register them for PHI insertion.
3380 2017-02-13 Martin Sebor <msebor@redhat.com>
3383 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
3384 clearing info.nowrite flag when snprintf size argument is a range.
3386 2017-02-13 Jakub Jelinek <jakub@redhat.com>
3388 * cprop.c (cprop_jump): Add missing space in string literal.
3389 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
3390 (get_constraint_for_component_ref): Likewise.
3391 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
3392 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
3393 * lra-constraints.c (process_alt_operands): Likewise.
3394 * ipa-inline.c (inline_small_functions): Likewise.
3395 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
3396 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
3397 * trans-mem.c (diagnose_tm_1_op): Likewise.
3398 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
3399 (grid_parallel_clauses_gridifiable): Likewise.
3401 * config/nvptx/mkoffload.c (process): Add space in between
3404 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
3405 "MOD4_SSE_REGS" and "ALL_REGS".
3407 * spellcheck.c (test_data): Add , in between "foo" and "food".
3409 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3412 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
3413 boundary crossing check and subsequent code generation agree.
3415 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3417 * config/aarch64/aarch64.c (has_memory_op): Delete.
3418 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
3421 2017-02-13 Jakub Jelinek <jakub@redhat.com>
3423 PR rtl-optimization/79388
3424 PR rtl-optimization/79450
3425 * combine.c (distribute_notes): When removing TEM_INSN for which
3426 corresponding dest has last value recorded, invalidate that last
3429 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3431 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
3432 of explicit '@'. Add missing assembly comment marker on branch costs
3435 2017-02-13 Nathan Sidwell <nathan@acm.org>
3437 * gengtype-lex.l (<in_struct>): Add '/'.
3439 2017-02-13 Martin Liska <mliska@suse.cz>
3442 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
3444 2017-02-13 Richard Biener <rguenther@suse.de>
3446 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
3448 * configure: Re-generate.
3449 * config.in: Likewise.
3450 * graphite-dependences.c: Simplify as if
3451 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
3452 * graphite-isl-ast-to-gimple.c: Likewise.
3453 * graphite-optimize-isl.c: Likewise.
3454 * graphite-poly.c: Likewise.
3455 * graphite-sese-to-poly.c: Likewise.
3456 * graphite.h: Likewise.
3457 * toplev.c: Include isl/version.h and use isl_version () for
3458 printing the ISL version.
3459 * doc/install.texi: Update ISL requirement.
3461 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
3463 * doc/standards.texi (Standards): Update reference to
3466 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
3468 * doc/extend.texi (Named Address Spaces): sourceware.org now
3470 * doc/install.texi (Binaries): Ditto.
3473 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
3475 * doc/cpp.texi: Replace "stringify"/"stringification" with C
3476 standard terminology "stringize"/"stringizing" throughout.
3477 * doc/cppinternals.texi: Likewise.
3479 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
3481 * doc/extend.texi: Fix some spelling mistakes and typos.
3482 * doc/invoke.texi: Likewise.
3484 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
3487 * params.def (inline-min-speedup) Change from 10 to 8.
3489 2017-02-11 Jakub Jelinek <jakub@redhat.com>
3491 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
3494 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
3497 * ipa-inline-analysis.c (get_minimal_bb): New function.
3498 (record_modified): Use it.
3499 (remap_edge_change_prob): Handle also ancestor functions.
3501 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
3503 * doc/contrib.texi (Contributors): Remove broken link into
3504 the Mauve CVS repository.
3506 2017-02-11 Jakub Jelinek <jakub@redhat.com>
3509 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
3510 result computation whenever lhs doesn't have vector mode, not
3511 just when it has BLKmode.
3513 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
3515 * doc/makefile.texi (profiledbootstrap): Refer to the
3516 installation instructions only in textual form.
3518 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3521 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
3523 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
3525 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
3526 (Specific): Update mingw-w64 reference.
3528 (Specific): Remove broken link to Renesas RX processor.
3530 2017-02-10 Richard Biener <rguenther@suse.de>
3532 * toplev.c (process_options): Do not mention obsolete graphite
3533 options when printing sorry message about missing graphite support.
3534 Mention -floop-nest-optimize.
3536 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
3538 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
3539 (vtst_p16): Likewise.
3540 (vtstq_p8): Likewise.
3541 (vtstq_p16): Likewise.
3543 (vtstq_p64): Likewise.
3544 * config/arm/arm_neon.h (vgetq_lane_p64): New.
3545 (vset_lane_p64): New.
3546 (vsetq_lane_p64): New.
3548 2017-02-10 Jakub Jelinek <jakub@redhat.com>
3550 PR tree-optimization/79411
3551 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
3552 stmt operands are SSA_NAMEs used in abnormal phis.
3553 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
3556 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
3559 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
3562 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
3564 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
3566 2017-02-09 Jakub Jelinek <jakub@redhat.com>
3568 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
3572 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
3573 not arbitrary TREE_CONSTANT.
3576 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
3577 "omp declare target link" attribute unless is_global_var.
3578 * omp-offload.c (find_link_var_op): Likewise.
3580 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
3581 Chung-Lin Tang <cltang@codesourcery.com>
3583 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
3585 (gimplify_adjust_omp_clauses): Don't delete TILE.
3586 (gimplify_omp_for): Deal with TILE.
3587 * internal-fn.c (expand_GOACC_TILE): New function.
3588 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
3590 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
3591 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
3593 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
3594 avoid DIV for outermost collapse var.
3595 (expand_oacc_for): Insert tile element loop as needed. Adjust.
3596 Remove out of date comments, fix whitespace.
3597 * omp-general.c (omp_extract_for_data): Deal with tiling.
3598 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
3599 adjust OLF_DIM_BASE value.
3600 (struct omp_for_data): Add tiling field.
3601 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
3602 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
3603 for auto loops. Remove default auto determining, moved to
3604 oacc_loop_fixed_partitions.
3605 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
3606 stmts, add e_mask field.
3607 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
3608 (oacc_thread_numbers): Use oacc_dim_call.
3609 (oacc_xform_tile): New.
3610 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
3611 (finish_oacc_loop): Adjust for ifns vector.
3612 (oacc_loop_discover_walk): Append loop abstraction sites to list,
3613 add case for GOACC_TILE fns.
3614 (oacc_loop_xform_loop): Delete.
3615 (oacc_loop_process): Iterate over call list directly, and add
3616 handling for GOACC_TILE fns.
3617 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
3619 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
3620 vector partitioning to outer loops. Assign 2 partitions to loops
3621 when available. Add TILE handling.
3622 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
3623 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
3624 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
3625 * tree.c (omp_clause_num_ops): Adjust TILE ops.
3626 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
3628 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
3630 * configure.ac (ACX_BUGURL): Update.
3631 * configure: Regenerate.
3633 2017-02-09 Richard Biener <rguenther@suse.de>
3635 PR tree-optimization/69823
3636 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
3637 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
3639 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
3641 * config/arc/arc-c.def: Add __NPS400__ definition.
3642 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
3643 (TARGET_NPS400): Define.
3645 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
3647 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
3649 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
3651 (arc_cpu_types): Fill the arch_info field with a pointer into the
3652 arc_arch_types table.
3653 (arc_selected_cpu): Declare.
3654 * config/arc/arc.c (arc_selected_cpu): Make global.
3655 (arc_selected_arch): Delete.
3656 (arc_base_cpu): Delete.
3657 (arc_override_options): Remove references to deleted variables,
3658 update access to arch information.
3659 (ARC_OPT): Update access to arch information.
3660 (ARC_OPTX): Likewise.
3661 * config/arc/arc.h (arc_base_cpu): Remove declaration.
3662 (TARGET_ARC600): Update access to arch information.
3663 (TARGET_ARC601): Likewise.
3664 (TARGET_ARC700): Likewise.
3665 (TARGET_EM): Likewise.
3666 (TARGET_HS): Likewise.
3667 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
3670 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
3673 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
3674 condition/operands for integer GE/LE/GEU/LEU operations.
3676 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
3678 PR translation/79397
3679 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
3682 2017-02-08 Martin Jambor <mjambor@suse.cz>
3685 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
3686 whether allocation happened.
3687 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
3688 nothing was allocated.
3690 2017-02-08 Jakub Jelinek <jakub@redhat.com>
3692 PR tree-optimization/79408
3693 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
3694 constant, but SSA_NAME with a known integer range, use the minimum
3695 of that range instead of op1 to determine if modulo can be replaced
3696 with its first operand.
3698 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3700 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
3702 2017-02-08 Richard Biener <rguenther@suse.de>
3704 PR tree-optimization/71824
3705 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3706 Check all loops contained in the merged region.
3708 2017-02-07 Andrew Pinski <apinski@cavium.com>
3710 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
3712 2017-02-07 Andrew Pinski <apinski@cavium.com>
3714 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
3715 (thunderxt88): Likewise.
3716 (thunderxt81): Disable LSE and change v8.1 to v8.
3717 (thunderxt83): Likewise.
3719 2017-02-07 Jakub Jelinek <jakub@redhat.com>
3720 Richard Biener <rguenther@suse.de>
3723 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
3724 type from int to size_t.
3725 * ira-costs.c (struct_costs_size): Change type from int to size_t.
3727 2017-02-07 Jakub Jelinek <jakub@redhat.com>
3729 PR rtl-optimization/79386
3730 * cprop.c (bypass_conditional_jumps): Initialize
3731 bypass_last_basic_block already before splitting bbs after
3732 unconditional traps...
3733 (bypass_conditional_jumps): ... rather than here.
3736 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
3737 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
3738 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
3739 fix -masm=intel patterns.
3741 2017-02-07 Richard Biener <rguenther@suse.de>
3743 PR tree-optimization/79256
3745 * builtins.c (get_object_alignment_2): Use min_align_of_type
3746 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
3747 and ADJUST_FIELD_ALIGN.
3749 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
3751 * doc/tm.texi: Regenerate.
3752 * stor-layout.c (layout_decl): Adjust.
3753 (update_alignment_for_field): Likewise.
3754 (place_field): Likewise.
3755 (min_align_of_type): Likewise.
3756 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
3757 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
3758 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
3759 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
3760 * config/frv/frv.c (frv_adjust_field_align): Likewise.
3761 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
3762 * config/i386/i386.c (x86_field_alignment): Likewise.
3763 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3764 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
3765 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
3766 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3767 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
3768 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
3772 2017-01-30 Richard Biener <rguenther@suse.de>
3774 PR tree-optimization/79256
3775 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3776 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3779 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
3781 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
3782 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
3783 builtins to SImode and emit a zero-extend, if necessary.
3785 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
3787 * docs/invoke.texi (RISC-V Options): Alphabetize.
3789 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
3791 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
3794 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
3796 * config/riscv/riscv.c: New file.
3797 * gcc/common/config/riscv/riscv-common.c: Likewise.
3798 * config.gcc: Likewise.
3799 * config/riscv/constraints.md: Likewise.
3800 * config/riscv/elf.h: Likewise.
3801 * config/riscv/generic.md: Likewise.
3802 * config/riscv/linux.h: Likewise.
3803 * config/riscv/multilib-generator: Likewise.
3804 * config/riscv/peephole.md: Likewise.
3805 * config/riscv/pic.md: Likewise.
3806 * config/riscv/predicates.md: Likewise.
3807 * config/riscv/riscv-builtins.c: Likewise.
3808 * config/riscv/riscv-c.c: Likewise.
3809 * config/riscv/riscv-ftypes.def: Likewise.
3810 * config/riscv/riscv-modes.def: Likewise.
3811 * config/riscv/riscv-opts.h: Likewise.
3812 * config/riscv/riscv-protos.h: Likewise.
3813 * config/riscv/riscv.h: Likewise.
3814 * config/riscv/riscv.md: Likewise.
3815 * config/riscv/riscv.opt: Likewise.
3816 * config/riscv/sync.md: Likewise.
3817 * config/riscv/t-elf-multilib: Likewise.
3818 * config/riscv/t-linux: Likewise.
3819 * config/riscv/t-linux-multilib: Likewise.
3820 * config/riscv/t-riscv: Likewise.
3821 * configure.ac: Likewise.
3822 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
3823 Waterman as RISC-V maintainers.
3824 * doc/install.texi: Add RISC-V entries.
3825 * doc/invoke.texi: Add RISC-V options section.
3826 * doc/md.texi: Add RISC-V constraints section.
3827 * configure: Regenerated.
3829 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3832 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
3833 false values to be constant vectors with all 0 or all 1 bits set.
3834 (vcondu<mode><mode>): Likewise.
3835 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
3837 (fpmask_comparison_operator): Update comment.
3838 (vecint_comparison_operator): New predicate.
3839 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
3840 vector conditionals when the true and false values are constant
3841 vectors with all 0 bits or all 1 bits set.
3843 2017-02-06 Martin Sebor <msebor@redhat.com>
3845 PR tree-optimization/79376
3846 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
3848 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
3850 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
3851 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
3852 to simplify split condition.
3854 2017-02-06 Jakub Jelinek <jakub@redhat.com>
3856 * omp-expand.c (oxpand_omp_atomic_fetch_op,
3857 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
3860 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
3862 PR rtl-optimization/68664
3863 * target.def (can_speculate_insn): New hook.
3864 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
3865 * doc/tm.texi: Regenerate.
3866 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
3867 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
3868 (rs6000_sched_can_speculate_insn): New function.
3870 2017-02-06 Jakub Jelinek <jakub@redhat.com>
3872 PR tree-optimization/79284
3873 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
3874 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
3875 vectorizable_mask_load_store, vectorizable_operation,
3876 vect_is_simple_cond, get_same_sized_vectype): Use it instead
3877 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
3878 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
3879 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
3880 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
3881 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3882 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
3883 is_gimple_assign (stmt). Replace another such test with
3884 is_gimple_assign (stmt).
3886 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3889 * config/avr/avr.c (rtl-iter.h): Include it.
3890 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
3891 (avr_legitimate_combined_insn): ...and implementation.
3893 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
3895 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
3896 * config/s390/s390.c (s390_const_operand_ok)
3897 (s390_canonicalize_comparison, s390_extract_part)
3898 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
3899 (s390_contiguous_bitmask_p, s390_rtx_costs)
3900 (legitimize_pic_address): Likewise.
3901 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
3902 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
3903 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
3904 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
3905 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
3907 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
3909 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
3910 REGNO($0) == REGNO($1).
3912 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3914 * config/s390/linux.h(SIZE_TYPE): Add comment.
3916 2017-02-06 Julian Brown <julian@codesourcery.com>
3917 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3918 Virendra Pathak <virendra.pathak@broadcom.com>
3920 * config/aarch64/aarch64-cores.def: Change the scheduler
3922 * config/aarch64/aarch64.md: Include thunderx2t99.md.
3923 * config/aarch64/thunderx2t99.md: New file.
3925 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3927 * doc/standards.texi (Go Language): Update link to language
3930 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3932 * tree-eh.c (lower_resx): Sanitize profile.
3933 (cleanup_empty_eh_move_lp): Likewise.
3935 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
3938 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
3940 * cfgloopmanip.h (loop_version): Update prototype.
3941 * modulo-sched.c (sms_schedule): Update call of loop_version.
3942 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
3943 * tree-parloops.c (gen_parallel_loop): Likewise.
3944 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3945 * tree-ssa-loop-split.c (split_loop): Likewise.
3946 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
3947 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
3949 2017-02-05 Martin Liska <mliska@suse.cz>
3952 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
3954 (print_operand_address): Initialize a struct to zero.
3956 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3958 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
3959 garbage collector only in textual form.
3961 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
3963 * doc/extend.texi (x86 specific memory model extensions for
3964 transactional memory): Simplify a phrase.
3966 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
3969 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
3970 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
3971 (atomic_storedi_1): Likewise.
3973 2017-02-04 Jakub Jelinek <jakub@redhat.com>
3975 PR tree-optimization/79338
3976 * tree-parloops.c (gather_scalar_reductions): Don't call
3977 vect_analyze_loop_form for loop->inner before destroying loop's
3980 2017-02-03 Martin Sebor <msebor@redhat.com>
3982 PR tree-optimization/79327
3983 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
3984 when precision has resulted in leading zeros.
3985 (format_integer): Adjust the likely counter to assume an unknown
3986 argument that may be zero is non-zero.
3988 2017-02-03 Jason Merrill <jason@redhat.com>
3991 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
3992 avoid copying non-taken branch.
3994 2017-02-03 Jakub Jelinek <jakub@redhat.com>
3996 PR tree-optimization/79340
3997 * tree-vect-loop.c (vectorizable_reduction): Release
3998 vec_defs elements after safe_splicing them into other vectors.
4001 PR tree-optimization/79327
4002 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
4003 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
4005 (format_integer): Use wide_int_to_tree instead of build_int_cst
4006 + to_?hwi. If argmin is NULL, just set argmin and argmax to
4007 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
4008 of shortest and longest sequence.
4010 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
4012 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4013 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
4015 2017-02-03 Walter Lee <walt@tilera.com>
4018 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
4019 after initial stackframe link reg save.
4020 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
4022 2017-02-03 Jakub Jelinek <jakub@redhat.com>
4025 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
4026 wu for stxssp alternative.
4028 2017-02-03 Martin Sebor <msebor@redhat.com>
4030 PR tree-optimization/79352
4031 * gimple-fold.c (get_range_strlen): Add argument.
4032 (get_range_strlen): Change return type to bool.
4033 (get_maxval_strlen): Pass in a dummy argument.
4034 * gimple-fold.h (get_range_strlen): Change return type to bool.
4035 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
4036 * tree.h (array_at_struct_end_p): Add argument.
4037 * tree.c (array_at_struct_end_p): Handle it.
4039 2017-02-03 Martin Liska <mliska@suse.cz>
4042 * multiple_target.c (create_dispatcher_calls): Redirect edge
4043 from a caller of a dispatcher.
4044 (expand_target_clones): Make the clones local.
4045 (ipa_target_clone): Do both target clones and resolvers.
4046 (ipa_dispatcher_calls): Remove the pass.
4047 (pass_dispatcher_calls::gate): Likewise.
4048 (make_pass_dispatcher_calls): Likewise.
4049 * passes.def (pass_target_clone): Put as very first IPA early
4052 2017-02-03 Martin Liska <mliska@suse.cz>
4054 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
4055 in case of a function with ifunc attribute.
4057 2017-02-03 Martin Liska <mliska@suse.cz>
4059 * cgraph.c (cgraph_node::dump): Dump function version info.
4060 * symtab.c (symtab_node::dump_base): Add missing new line.
4062 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4064 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
4065 (ifcombine_ifandif): Use it.
4067 2017-02-03 Martin Liska <mliska@suse.cz>
4069 * doc/invoke.texi: Document default value for
4070 use-after-scope-direct-emission-threshold.
4072 2017-02-03 Martin Liska <mliska@suse.cz>
4074 PR tree-optimization/79339
4075 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
4076 (format_floating): Likewise.
4078 2017-02-03 Martin Liska <mliska@suse.cz>
4081 * ipa-prop.c (ipa_node_params_t::insert): Remove current
4083 (ipa_node_params_t::remove): Likewise.
4084 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
4085 initialization from removed ipa_node_params_t::insert.
4086 (ipa_node_params::~ipa_node_params): Move from removed
4087 ipa_node_params_t::release.
4088 * symbol-summary.h (symbol_summary::m_released): New member.
4089 Do not release a summary twice. Do not allow to call finalizer
4090 for types of a summary that live in GGC memory.
4092 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4094 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
4097 2017-02-02 Martin Sebor <msebor@redhat.com>
4100 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
4101 (format_string): Tighten up the range of output for non-constant
4102 strings and correct the expected range for wide non-constant strings.
4104 2017-02-02 Martin Sebor <msebor@redhat.com>
4106 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
4109 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
4111 (-fdump-tree-@var): Add to index and document how to come up
4112 with pass-specific option and dump file names.
4113 (-fdump-passes): Clarify where to look for output.
4115 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4118 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
4119 statistics of the analyzed path; allow threading for speed when
4120 any of BBs along the path are optimized for speed.
4122 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
4125 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
4126 settings of the virtual registers.
4129 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4131 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4132 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4135 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4137 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
4138 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
4140 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4142 * config/s390/s390.md: Add missing comments with the expanded
4144 * config/s390/vector.md: Likewise.
4145 * config/s390/vx-builtins.md: Likewise.
4147 2017-02-02 Jakub Jelinek <jakub@redhat.com>
4150 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
4151 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
4152 conditions on a single line.
4154 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4156 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
4157 __S390_VX__ to __VX__.
4159 2017-02-01 Andrew Pinski <apinski@cavium.com>
4161 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
4162 stmt_info to record_stmt_cost.
4163 (vect_get_known_peeling_cost): Pass stmt_info if known to
4165 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
4166 cpu_vector_cost field into
4167 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
4168 field into vec_int_stmt_cost and vec_fp_stmt_cost.
4169 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
4170 splitting of scalar_stmt_cost and vec_stmt_cost.
4171 (thunderx_vector_cost): Likewise.
4172 (cortexa57_vector_cost): LIkewise.
4173 (exynosm1_vector_cost): Likewise.
4174 (xgene1_vector_cost): Likewise.
4175 (thunderx2t99_vector_cost): Improve after the splitting of the two
4177 (aarch64_builtin_vectorization_cost): Update for the splitting of
4178 scalar_stmt_cost and vec_stmt_cost.
4180 2017-02-01 Torvald Riegel <triegel@redhat.com>
4181 Richard Henderson <rth@redhat.com>
4183 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
4184 conditional on existance of a fast atomic load.
4185 * optabs-query.c (can_atomic_load_p): New function.
4186 * optabs-query.h (can_atomic_load_p): Declare it.
4187 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
4188 no fast atomic load is available for the particular size of access.
4189 (expand_atomic_compare_and_swap): Likewise.
4190 (expand_atomic_load): Likewise.
4191 (expand_atomic_store): Likewise.
4192 (expand_atomic_fetch_op): Likewise.
4193 * testsuite/lib/target-supports.exp
4194 (check_effective_target_sync_int_128): Remove x86 because it provides
4195 no fast atomic load.
4196 (check_effective_target_sync_int_128_runtime): Likewise.
4198 2017-02-01 Richard Biener <rguenther@suse.de>
4200 * graphite.c: Include tree-vectorizer.h for find_loop_location.
4201 (graphite_transform_loops): Provide opt-info for optimized nests.
4202 * tree-parloop.c (parallelize_loops): Provide opt-info for
4205 2017-02-01 Richard Biener <rguenther@suse.de>
4208 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
4211 2017-02-01 Richard Biener <rguenther@suse.de>
4213 PR tree-optimization/71824
4214 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
4215 Verify the loops are valid in the merged SESE region.
4216 (scop_detection::can_represent_loop_1): Check analyzing the
4217 evolution of the number of iterations in the region succeeds.
4219 2017-01-31 Ian Lance Taylor <iant@golang.org>
4221 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
4222 REG_ARGS_SIZE note to 32-bit push insns and call insn.
4224 2017-01-31 David Malcolm <dmalcolm@redhat.com>
4226 PR preprocessor/79210
4227 * input.c (get_substring_ranges_for_loc): Replace line_width
4228 assertion with error-handling.
4230 2017-01-31 Richard Biener <rguenther@suse.de>
4232 PR tree-optimization/77318
4233 * graphite-sese-to-poly.c (extract_affine): Fix assert.
4234 (create_pw_aff_from_tree): Take loop parameter.
4235 (add_condition_to_pbb): Pass loop of the condition to
4236 create_pw_aff_from_tree.
4238 2017-01-31 Jakub Jelinek <jakub@redhat.com>
4240 * config/s390/s390.c (s390_asan_shadow_offset): New function.
4241 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
4243 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4247 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
4249 (convert_int_to_float128): Likewise.
4250 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
4251 (convert_int_to_float128): Likewise.
4252 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
4253 (UNSPEC_IEEE128_CONVERT): Likewise.
4254 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
4255 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
4256 Use local variables for IBM extended format.
4257 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
4258 (fix_trunc<mode>si2_fprs): Likewise.
4259 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
4260 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
4261 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
4262 to know that we can now have integers of all sizes in vector
4264 (fix<uns>_<mode>di2_hw): Likewise.
4265 (float<uns>_<mode>si2_hw): Likewise.
4266 (fix_<mode>si2_hw): Likewise.
4267 (fixuns_<mode>si2_hw): Likewise.
4268 (float<uns>_<mode>di2_hw): Likewise.
4269 (float_<mode>di2_hw): Likewise.
4270 (float_<mode>si2_hw): Likewise.
4271 (floatuns_<mode>di2_hw): Likewise.
4272 (floatuns_<mode>si2_hw): Likewise.
4273 (xscvqp<su>wz_<mode>): Delete, no longer used.
4274 (xscvqp<su>dz_<mode>): Likewise.
4275 (xscv<su>dqp_<mode>): Likewise.
4276 (ieee128_mfvsrd_64bit): Likewise.
4277 (ieee128_mfvsrd_32bit): Likewise.
4278 (ieee128_mfvsrwz): Likewise.
4279 (ieee128_mtvsrw): Likewise.
4280 (ieee128_mtvsrd_64bit): Likewise.
4281 (ieee128_mtvsrd_32bit): Likewise.
4283 2017-01-31 Martin Liska <mliska@suse.cz>
4286 * ipa-prop.c (ipa_free_all_node_params): Call release method
4287 instead of ~sumbol_summary to not to trigger double times
4290 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
4292 PR tree-optimization/71691
4293 * bitmap.h (class auto_bitmap): New.
4294 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
4295 is_maybe_undefined instead of ssa_undefined_value_p.
4297 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4299 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
4300 __S390_ARCH_LEVEL__ to __ARCH__.
4302 2017-01-31 Jakub Jelinek <jakub@redhat.com>
4304 PR tree-optimization/79267
4305 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
4306 if should_remove_lhs_p is true.
4308 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
4311 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
4312 (add_alignment_attribute): New.
4313 (base_type_die): Add alignment attribute.
4314 (subrange_type_die): Likewise.
4315 (modified_type_die): Likewise.
4316 (gen_array_type_die): Likewise.
4317 (gen_descr_array_type_die: Likewise.
4318 (gen_enumeration_type_die): Likewise.
4319 (gen_subprogram_die): Likewise.
4320 (gen_variable_die): Likewise.
4321 (gen_field_die): Likewise.
4322 (gen_ptr_to_mbr_type_die): Likewise.
4323 (gen_struct_or_union_type_die): Likewise.
4324 (gen_subroutine_type_die): Likewise.
4325 (gen_typedef_die): Likewise.
4326 (base_type_cmp): Compare alignment attribute.
4328 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4331 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
4332 (setb_unsigned) New pattern for setb with CCUNS.
4333 * config/rs6000/rs6000.c (expand_block_compare): Use a different
4334 subfc./subfe sequence to avoid overflow problems. Generate a
4335 shorter sequence with cmpld/setb for power9.
4336 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
4337 for generating subfc. instruction.
4338 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
4339 now uses this instruction.
4341 2017-01-30 Ian Lance Taylor <iant@google.com>
4344 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
4345 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
4347 2017-01-30 Martin Sebor <msebor@redhat.com>
4349 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
4350 Move constant to the right of a relational operator.
4351 (get_mpfr_format_length, format_character, format_string): Ditto.
4352 (should_warn_p, maybe_warn): Same.
4354 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
4356 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
4359 * asan.c (get_translation_unit_decl): Remove function.
4360 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
4362 2017-01-30 Martin Liska <mliska@suse.cz>
4364 PR gcov-profile/79259
4365 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
4368 2017-01-30 Martin Liska <mliska@suse.cz>
4371 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
4372 Initialize variables with NULL value.
4374 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
4377 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
4379 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
4381 2017-01-30 Richard Biener <rguenther@suse.de>
4383 PR tree-optimization/79276
4384 * tree-vrp.c (process_assert_insertions): Properly adjust common
4385 when removing a duplicate.
4387 * gcc.dg/torture/pr79276.c: New testcase.
4389 2017-01-30 Richard Biener <rguenther@suse.de>
4391 PR tree-optimization/79256
4392 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
4393 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
4395 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
4397 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
4400 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
4401 ("*r<noxa>sbg_<mode>_sll_bitmask")
4402 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
4403 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
4404 Use contiguous_bitmask_nowrap_operand.
4406 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4409 * config/rs6000/altivec.h (vec_xl): Revise #define.
4410 (vec_xst): Likewise.
4412 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
4414 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
4416 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
4418 PR rtl-optimization/79194
4419 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
4420 traps before call to bypass_conditional_jumps.
4422 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
4424 PR tree-optimization/71374
4425 * lra-constraints.c (check_conflict_input_operands): New.
4426 (match_reload): Use it.
4428 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
4431 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
4432 account to calculate conflict_set.
4434 2017-01-27 Bin Cheng <bin.cheng@arm.com>
4436 PR rtl-optimization/78559
4437 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
4438 other_insn in combine.
4440 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
4442 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
4443 uint16_type_node for BT_UINT16.
4445 2017-01-27 David Malcolm <dmalcolm@redhat.com>
4447 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
4448 "RTL Tests" to menu.
4449 (GIMPLE Tests): New node.
4450 (RTL Tests): New node.
4452 2017-01-27 Richard Biener <rguenther@suse.de>
4454 PR tree-optimization/79245
4455 * tree-loop-distribution.c (distribute_loop): Apply cost
4456 modeling also to detected patterns.
4458 2017-01-27 Richard Biener <rguenther@suse.de>
4460 PR tree-optimization/71433
4461 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
4462 (compare_assert_loc): New function.
4463 (process_assert_insertions): Sort and optimize assert locations
4464 to remove duplicates and push down identical assertions on
4465 edges to their destination block.
4467 2017-01-27 Richard Biener <rguenther@suse.de>
4469 PR tree-optimization/79244
4470 * tree-vrp.c (remove_range_assertions): Forcefully propagate
4471 out SSA names even if abnormal.
4473 2017-01-27 Jakub Jelinek <jakub@redhat.com>
4475 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
4476 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
4477 instead of MPFR_RNDN.
4479 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
4482 * arm.c (arm_option_override): Don't call build_target_option_node
4483 until after doing all option overrides.
4484 (arm_valid_target_attribute_tree): Likewise.
4486 2017-01-27 Martin Liska <mliska@suse.cz>
4488 * doc/invoke.texi (-fprofile-arcs): Document profiling support
4489 for {cd}tors and C++ {cd}tors.
4491 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4493 * config/s390/s390.md ("*setmem_long_and")
4494 ("*setmem_long_and_31z"): Use zero_extend instead of and.
4496 2017-01-26 Martin Sebor <msebor@redhat.com>
4498 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
4501 2017-01-26 Martin Sebor <msebor@redhat.com>
4503 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
4504 HAVE_DFmode before using XFmode or DFmode.
4505 (parse_directive): Avoid using the z length modifier to avoid
4506 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
4509 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
4510 to accept adjustment as an array.
4511 (get_int_range): New function.
4512 (struct directive): Make width and prec arrays.
4513 (directive::set_width, directive::set_precision): Call get_int_range.
4514 (format_integer, format_floating): Handle width and precision ranges.
4515 (format_string, parse_directive): Same.
4517 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4520 * dwarf2out.c (generate_skeleton_bottom_up): For children with
4521 comdat_type_p set, just clone them, but keep the children in the
4525 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
4526 which have direct callers with -fvar-tracking-assignments enabled
4528 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
4529 inside of type units.
4531 2017-01-26 Martin Sebor <msebor@redhat.com>
4534 * gimple-ssa-sprintf.c (struct result_range): Add likely and
4536 (struct format_result): Replace number_chars, number_chars_min,
4537 and number_chars_max with a single member of struct result_range.
4539 (format_result::operator+=): Adjust.
4540 (struct fmtresult): Remove bounded. Handle likely and unlikely
4542 (fmtresult::adjust_for_width_or_precision): New function.
4543 (fmtresult:type_max_digits): New function.
4544 (bytes_remaining): Handle likely and unlikely counters.
4545 (min_bytes_remaining): Remove.
4546 (format_percent): Simplify.
4547 (format_integer, format_floating): Set likely and unlikely counters.
4548 (get_string_length, format_character, format_string): Same.
4549 (format_plain, should_warn_p): New function.
4550 (maybe_warn): Call should_warn_p. Update diagnostic messages
4551 and handle those for all directives, including plain strings.
4552 (format_directive): Handle likely and unlikely counters.
4553 Remove unnecessary quoting from diagnostics. Add an informational
4555 (add_bytes): Remove.
4556 (pass_sprintf_length::compute_format_length): Simplify.
4557 (try_substitute_return_value): Handle likely and unlikely counters.
4559 2017-01-26 Carl Love <cel@us.ibm.com>
4561 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
4562 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
4564 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
4567 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
4568 endianess for subregs into account.
4569 * lra-constraints.c (lra_constraints): Do risky transformations
4570 always on the first iteration.
4571 * lra-lives.c (check_pseudos_live_through_calls): Add arg
4572 last_call_used_reg_set.
4573 (process_bb_lives): Define and use last_call_used_reg_set.
4574 * lra.c (lra): Always continue after lra_constraints on the first
4577 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
4579 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
4581 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
4583 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4585 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
4586 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
4587 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
4588 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
4589 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
4590 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
4591 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
4592 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
4593 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
4595 2017-01-26 Marek Polacek <polacek@redhat.com>
4598 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
4599 for the third operand.
4601 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4604 * omp-low.c (struct omp_context): Add simt_stmt field.
4605 (scan_omp_for): Return omp_context *.
4606 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
4607 context to the _simt_ SIMD stmt.
4608 (lower_omp_for): For combined SIMD with sibling _simt_
4609 SIMD, make sure to use the same decls in _looptemp_
4610 clauses as in the sibling.
4612 2017-01-26 David Sherwood <david.sherwood@arm.com>
4615 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
4618 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4621 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
4622 emit fld b; fld a; if possible.
4624 * brig-builtins.def: Update copyright years.
4625 * config/arm/arm_acle_builtins.def: Update copyright years.
4627 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4630 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
4631 constraint instead of o for the stxsd instruction.
4633 2017-01-25 Carl Love <cel@us.ibm.com>
4635 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
4636 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
4638 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
4640 * doc/invoke.texi (C++ Dialect Options): Fix typo.
4642 2017-01-25 Richard Biener <rguenther@suse.de>
4644 PR tree-optimization/69264
4645 * target.def (vector_alignment_reachable): Improve documentation.
4646 * doc/tm.texi: Regenerate.
4647 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
4649 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
4650 earlier changes with respect to TYPE_USER_ALIGN.
4651 (vector_alignment_reachable_p): Likewise. Improve dumping.
4653 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4656 * config/arm/arm.md (xordi3): Force constant operand into a register
4659 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4661 * doc/invoke.texi (-fstore-merging): Correct default optimization
4662 levels at which it is enabled.
4663 (-O): Move -fstore-merging from list to...
4666 2017-01-25 Richard Biener <rguenther@suse.de>
4669 * omp-expand.c: Include debug.h.
4670 (expand_omp_taskreg): Make sure to generate early debug before
4671 outlining anything from a function.
4672 (expand_omp_target): Likewise.
4673 (grid_expand_target_grid_body): Likewise.
4675 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
4678 * asan.c (get_translation_unit_decl): New function.
4679 (asan_add_global): Extract modules file name from globals
4680 TRANSLATION_UNIT_DECL name.
4682 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
4685 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
4686 for long calls with APCS frame and VFP.
4688 2017-01-24 David Malcolm <dmalcolm@redhat.com>
4690 * cfg.c (original_copy_tables_initialized_p): New function.
4691 * cfg.h (original_copy_tables_initialized_p): New decl.
4692 * cfgrtl.c (relink_block_chain): Guard the call to
4693 free_original_copy_tables with a call to
4694 original_copy_tables_initialized_p.
4695 * cgraph.h (symtab_node::native_rtl_p): New decl.
4696 * cgraphunit.c (symtab_node::native_rtl_p): New function.
4697 (symtab_node::needed_p): Don't assert for early assembly output
4698 for __RTL functions.
4699 (cgraph_node::finalize_function): Set "force_output" for __RTL
4701 (cgraph_node::analyze): Bail out early for __RTL functions.
4702 (analyze_functions): Update assertion to support __RTL functions.
4703 (cgraph_node::expand): Bail out early for __RTL functions.
4704 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
4706 * function.h (struct function): Update comment for field
4708 * gimple-expr.c: Include "tree-pass.h".
4709 (gimple_has_body_p): Return false for __RTL functions.
4710 * Makefile.in (OBJS): Add run-rtl-passes.o.
4711 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
4713 (gcc::pass_manager::get_clean_slate): New accessor.
4714 * passes.c: Include "insn-addr.h".
4715 (should_skip_pass_p): Add logging. Update logic for running
4716 "expand" to be compatible with both __GIMPLE and __RTL. Guard
4717 property-provider override so it is only done for gimple passes.
4719 (skip_pass): New function.
4720 (execute_one_pass): Call skip_pass when skipping passes.
4721 * read-md.c (md_reader::read_char): Support filtering
4722 the input to a subset of line numbers.
4723 (md_reader::md_reader): Initialize fields
4724 m_first_line and m_last_line.
4725 (md_reader::read_file_fragment): New function.
4726 * read-md.h (md_reader::read_file_fragment): New decl.
4727 (md_reader::m_first_line): New field.
4728 (md_reader::m_last_line): New field.
4729 * read-rtl-function.c (function_reader::create_function): Only
4730 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
4731 curr_properties. Set DECL_INITIAL to a dummy block.
4732 (read_rtl_function_body_from_file_range): New function.
4733 * read-rtl-function.h (read_rtl_function_body_from_file_range):
4735 * run-rtl-passes.c: New file.
4736 * run-rtl-passes.h: New file.
4738 2017-01-24 Jeff Law <law@redhat.com>
4740 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
4743 2017-01-24 Bin Cheng <bin.cheng@arm.com>
4745 PR tree-optimization/79159
4746 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
4747 (record_nonwrapping_iv): Improve boundary using above function if no
4748 value range information.
4750 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
4751 Martin Jambor <mjambor@suse.cz>
4753 * brig-builtins.def: New file.
4754 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
4755 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
4756 (DEF_HSAIL_SAT_BUILTIN): Likewise.
4757 (DEF_HSAIL_INTR_BUILTIN): Likewise.
4758 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
4759 * builtin-types.def (BT_INT8): New.
4760 (BT_INT16): Likewise.
4761 (BT_UINT8): Likewise.
4762 (BT_UINT16): Likewise.
4763 (BT_FN_ULONG): Likewise.
4764 (BT_FN_UINT_INT): Likewise.
4765 (BT_FN_UINT_ULONG): Likewise.
4766 (BT_FN_UINT_LONG): Likewise.
4767 (BT_FN_UINT_PTR): Likewise.
4768 (BT_FN_ULONG_PTR): Likewise.
4769 (BT_FN_INT8_FLOAT): Likewise.
4770 (BT_FN_INT16_FLOAT): Likewise.
4771 (BT_FN_UINT32_FLOAT): Likewise.
4772 (BT_FN_UINT16_FLOAT): Likewise.
4773 (BT_FN_UINT8_FLOAT): Likewise.
4774 (BT_FN_UINT64_FLOAT): Likewise.
4775 (BT_FN_UINT16_UINT32): Likewise.
4776 (BT_FN_UINT32_UINT16): Likewise.
4777 (BT_FN_UINT16_UINT16_UINT16): Likewise.
4778 (BT_FN_INT_PTR_INT): Likewise.
4779 (BT_FN_UINT_PTR_UINT): Likewise.
4780 (BT_FN_LONG_PTR_LONG): Likewise.
4781 (BT_FN_ULONG_PTR_ULONG): Likewise.
4782 (BT_FN_VOID_UINT64_UINT64): Likewise.
4783 (BT_FN_UINT8_UINT8_UINT8): Likewise.
4784 (BT_FN_INT8_INT8_INT8): Likewise.
4785 (BT_FN_INT16_INT16_INT16): Likewise.
4786 (BT_FN_INT_INT_INT): Likewise.
4787 (BT_FN_UINT_FLOAT_UINT): Likewise.
4788 (BT_FN_FLOAT_UINT_UINT): Likewise.
4789 (BT_FN_ULONG_UINT_UINT): Likewise.
4790 (BT_FN_ULONG_UINT_PTR): Likewise.
4791 (BT_FN_ULONG_ULONG_ULONG): Likewise.
4792 (BT_FN_UINT_UINT_UINT): Likewise.
4793 (BT_FN_VOID_UINT_PTR): Likewise.
4794 (BT_FN_UINT_UINT_PTR: Likewise.
4795 (BT_FN_UINT32_UINT64_PTR): Likewise.
4796 (BT_FN_INT_INT_UINT_UINT): Likewise.
4797 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
4798 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
4799 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
4800 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
4801 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
4802 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
4803 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
4804 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
4805 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
4806 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
4807 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
4808 * doc/frontends.texi: List BRIG FE.
4809 * doc/install.texi (Testing): Add BRIG tesring requirements.
4810 * doc/invoke.texi (Overall Options): Mention BRIG.
4811 * doc/standards.texi (Standards): Doucment BRIG HSA version.
4813 2017-01-24 Richard Biener <rguenther@suse.de>
4815 PR translation/79208
4816 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
4818 2017-01-24 Martin Jambor <mjambor@suse.cz>
4821 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
4822 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
4825 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
4828 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
4829 casts from signed to unsigned really don't have a range.
4831 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
4833 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
4834 GMP_RNDx for compatiblity.
4836 2017-01-24 Martin Liska <mliska@suse.cz>
4839 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
4840 that would prevent us to call alloca with -1 as argument.
4842 2017-01-24 Jakub Jelinek <jakub@redhat.com>
4844 * dwarf2out.c (output_compilation_unit_header, output_file_names):
4845 Avoid -Wformat-security warning.
4847 2017-01-23 Andrew Pinski <apinski@cavium.com>
4849 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
4852 2017-01-23 Martin Sebor <msebor@redhat.com>
4855 * gimple-ssa-sprintf.c (warn_level): New global.
4856 (format_integer): Use it here and throughout the rest of the file.
4857 Use the same switch to compute sign as base.
4858 (maybe_warn): New function.
4859 (format_directive): Factor out warnings into maybe_warn.
4860 Add debugging output. Use warn_level.
4861 (add_bytes): Use warn_level.
4862 (pass_sprintf_length::compute_format_length): Add debugging output.
4863 (try_substitute_return_value): Same.
4864 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
4867 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
4868 (struct fmtresult, format_integer, format_floating): Adjust.
4869 (fmtresult::fmtresult): Set max correctly in two argument ctor.
4870 (get_string_length, format_string,format_directive): Same.
4871 (pass_sprintf_length::compute_format_length): Same.
4872 (try_substitute_return_value): Simplify slightly.
4875 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
4876 (fmtresult::operator+=): Outlined.
4877 (struct fmtresult): Add ctors.
4878 (struct conversion_spec): Rename...
4879 (struct directive): ...to this. Add and remove data members.
4880 (directive::set_width, directive::set_precision): New functions.
4881 (format_percent): Use fmtresult ctor.
4882 (get_width_and_precision): Remove.
4883 (format_integer): Make naming changes. Avoid computing width and
4885 (format_floating): Same. Adjust indentation.
4886 (format_character, format_none): New functions.
4887 (format_string): Moved character handling to format_character.
4888 (format_directive): Remove arguments, change return type.
4889 (parse_directive): New function.
4890 (pass_sprintf_length::compute_format_length): Move directive
4891 parsing to parse_directive.
4893 2017-01-23 Jakub Jelinek <jakub@redhat.com>
4895 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
4896 (assign_assembler_name_if_needed): ... this.
4897 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
4898 (assign_assembler_name_if_needed): ... this.
4899 (free_lang_data_in_cgraph): Adjust callers.
4900 * cgraphunit.c (cgraph_node::analyze): Likewise.
4901 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
4904 2017-01-23 Richard Biener <rguenther@suse.de>
4906 PR tree-optimization/79088
4907 PR tree-optimization/79188
4908 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
4909 resetting loop bounds after last path deletion. Reset loop
4910 bounds of the target loop, make code match the comments.
4911 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
4912 Make sure loops need no fixups.
4914 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4916 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
4917 exponent support with double type for first argument.
4918 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
4919 type returned by __builtin_vec_extract_sig,
4920 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
4921 functions from "vector int" to "vector unsigned int" or from
4922 "vector long long int" to "vector unsigned long long int".
4923 Changed type returned by __builtin_vec_extract_exp,
4924 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
4925 functions from "vector int" to "vector unsigned int" or from
4926 "vector long long int" to "vector unsigned long long int".
4927 Changed return type of __builtin_vec_test_data_class,
4928 __builtin_vec_test_data_class_sp, and
4929 __builtin_vec_test_data_class_dp from "vector int" to
4930 "vector bool int" or from "vector long long int" to "vector bool
4931 long long int" and changed second argument type from "unsigned
4932 int" to "int". Added new overloaded function forms "vector float
4933 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
4934 "vector float __builtin_vec_insert_exp_sp (vector float, vector
4935 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
4936 double, vector unsigned long long int)" and "vector double
4937 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
4938 long int)". Changed return type of
4939 __builtin_scalar_test_data_class and
4940 __builtin_scalar_test_data_class_sp and
4941 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
4942 int" and changed second argument from "unsigned int" to "int".
4943 Changed type returned by __builtin_scalar_test_neg,
4944 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
4945 from "int" to "bool int". Added new overloaded function form
4946 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
4947 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
4948 exponent double-precision with floating point first argument.
4949 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
4950 documentation of scalar_test_data_class, scalar_test_neg,
4951 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
4952 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
4953 vec_test_data_class built-in functions to reflect refinements in
4954 their type signatures.
4956 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
4958 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
4960 (aarch64_elf_asm_destructor): Likewise.
4962 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
4964 PR rtl-optimization/78634
4965 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
4966 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
4967 * ifcvt.c (noce_try_cmove): Add missing cost check.
4969 PR rtl-optimization/71724
4970 * combine.c (if_then_else_cond): Look for situations where it is
4971 beneficial to undo the work of one of the recursive calls.
4973 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4975 PR tree-optimization/70754
4976 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4977 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4978 combined stmt before it if not NULL.
4979 (combine_chains): Process refs reversely and compute dominance point
4982 2017-01-23 Martin Liska <mliska@suse.cz>
4984 PR tree-optimization/79196
4985 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
4986 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
4988 (strlen_optimize_stmt): Call the renamed function.
4990 2017-01-23 Michael Matz <matz@suse.de>
4992 PR tree-optimization/78384
4993 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
4995 2017-01-23 Richard Biener <rguenther@suse.de>
4997 PR tree-optimization/79186
4998 * tree-vrp.c (register_new_assert_for): Make sure we've seen
4999 both incoming edges before moving an assert.
5001 2017-01-23 Martin Jambor <mjambor@suse.cz>
5003 * ipa-prop.c (load_from_param_1): Removed.
5004 (load_from_unmodified_param): Bits from load_from_param_1 put back
5006 (load_from_param): Removed.
5007 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
5008 with stmt. Reverted back to use of load_from_unmodified_param.
5010 2017-01-23 Martin Jambor <mjambor@suse.cz>
5013 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
5014 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
5015 field a pointer to garbage collected vector, mark lattices and
5016 ipcp_orig_node with GTY((skip)).
5017 (ipa_get_param_count): Adjust to descriptors being a pointer.
5018 (ipa_get_param): Likewise.
5019 (ipa_get_type): Likewise.
5020 (ipa_get_param_move_cost): Likewise.
5021 (ipa_set_param_used): Likewise.
5022 (ipa_get_controlled_uses): Likewise.
5023 (ipa_set_controlled_uses): Likewise.
5024 (ipa_is_param_used): Likewise.
5025 (ipa_node_params_t): Move into garbage collector. New methods insert
5027 (ipa_node_params_sum): Annotate wth GTY(()).
5028 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
5030 (ipa_load_from_parm_agg): Adjust declaration.
5031 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
5032 * ipa-profile.c (ipa_profile): Likewise.
5033 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
5034 (ipa_populate_param_decls): Make descriptors parameter garbage
5036 (ipa_dump_param): Adjust to descriptors being a pointer.
5037 (ipa_alloc_node_params): Likewise.
5038 (ipa_initialize_node_params): Likewise.
5039 (load_from_param_1): Make descriptors parameter garbage collected.
5040 (load_from_unmodified_param): Likewise.
5041 (load_from_param): Likewise.
5042 (ipa_load_from_parm_agg): Likewise.
5043 (ipa_node_params::~ipa_node_params): Removed.
5044 (ipa_free_all_node_params): Remove call to delete operator.
5045 (ipa_node_params_t::insert): New.
5046 (ipa_node_params_t::remove): Likewise.
5047 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
5048 copy known_csts and known_contexts vectors.
5049 (ipa_read_node_info): Adjust to descriptors being a pointer.
5050 (ipcp_modif_dom_walker): Make m_descriptors field garbage
5052 (ipcp_transform_function): Make descriptors variable garbage
5055 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
5057 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
5058 * config/i386/avx512dqintrin.h: Ditto.
5059 * config/i386/avx512fintrin.h: Ditto.
5060 * gcc/config/i386/i386.c: Handle new builtins.
5061 * config/i386/i386-builtin.def: Add new builtins.
5062 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
5063 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
5065 2017-01-23 Jakub Jelinek <jakub@redhat.com>
5066 Martin Liska <mliska@suse.cz>
5068 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
5069 * asan.c (asan_expand_poison_ifn): Support stores and use
5070 appropriate ASAN report function.
5071 * internal-fn.c (expand_ASAN_POISON_USE): New function.
5072 * internal-fn.def (ASAN_POISON_USE): Declare.
5073 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
5074 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
5075 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
5076 ASAN_POISON calls w/o LHS.
5077 * tree-ssa.c (execute_update_addresses_taken): Create clobber
5078 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
5079 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
5080 * gimplify.c (asan_poison_variables): Add attribute
5081 use_after_scope_memory to variables that really needs to live
5083 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
5084 having the attribute.
5086 2017-01-23 Martin Liska <mliska@suse.cz>
5088 * asan.c (create_asan_shadow_var): New function.
5089 (asan_expand_poison_ifn): Likewise.
5090 * asan.h (asan_expand_poison_ifn): New declaration.
5091 * internal-fn.c (expand_ASAN_POISON): Likewise.
5092 * internal-fn.def (ASAN_POISON): New builtin.
5093 * sanopt.c (pass_sanopt::execute): Expand
5094 asan_expand_poison_ifn.
5095 * tree-inline.c (copy_decl_for_dup_finish): Make function
5097 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
5098 * tree-ssa.c (is_asan_mark_p): New function.
5099 (execute_update_addresses_taken): Rewrite local variables
5100 (identified just by use-after-scope as addressable) into SSA.
5102 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5104 * doc/install.texi (Specific): opensource.apple.com uses https
5105 now. Remove trailing slash.
5107 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5109 * README.Portability: Remove note on an Irix compatibility issue.
5111 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
5113 * gcov.c (INCLUDE_ALGORITHM): Define.
5114 (INCLUDE_VECTOR): Define.
5115 No longer include <vector> and <algorithm> directly.
5117 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
5119 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
5121 * doc/invoke.texi (Code Gen Options): Ditto.
5123 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
5126 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
5128 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
5130 rtl-optimization/79125
5131 * cprop.c (local_cprop_pass): Handle cases where we make an
5134 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
5138 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
5139 read from, for big endian.
5141 2017-01-20 Jiong Wang <jiong.wang@arm.com>
5143 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
5144 register pauth builtins for LP64 only.
5146 2017-01-20 Marek Polacek <polacek@redhat.com>
5149 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
5152 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
5154 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
5156 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
5157 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
5158 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
5160 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5163 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
5164 in big-endian mode when they are not a single duplicated value.
5166 2017-01-20 Richard Biener <rguenther@suse.de>
5168 * BASE-VER: Bump to 7.0.1.
5170 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
5172 * omp-low.c (omplow_simd_context): New struct. Use it...
5173 (lower_rec_simd_input_clauses): ...here and...
5174 (lower_rec_input_clauses): ...here to hold common data. Adjust all
5175 references to idx, lane, max_vf, is_simt.
5177 2017-01-20 Graham Markall <graham.markall@embecosm.com>
5179 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
5182 2017-01-20 Martin Jambor <mjambor@suse.cz>
5184 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
5185 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
5187 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
5188 (GTFILES): Rename hsa.c to hsa-common.c.
5189 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
5190 * hsa-dump.c: Likewise.
5191 * hsa-gen.c: Likewise.
5192 * hsa-regalloc.c: Likewise.
5193 * ipa-hsa.c: Likewise.
5194 * omp-expand.c: Likewise.
5195 * omp-low.c: Likewise.
5196 * toplev.c: Likewise.
5198 2017-01-20 Marek Polacek <polacek@redhat.com>
5201 * doc/invoke.texi: Document -Wduplicated-branches.
5202 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
5203 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
5204 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
5205 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
5206 return 0 only when not OEP_LEXICOGRAPHIC.
5207 (fold_build_cleanup_point_expr): Use the expression
5208 location when building CLEANUP_POINT_EXPR.
5209 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
5210 * tree.c (add_expr): Handle error_mark_node.
5212 2017-01-20 Martin Liska <mliska@suse.cz>
5215 * tree-profile.c (init_ic_make_global_vars): Do not call
5217 (gimple_init_gcov_profiler): Likewise.
5219 2017-01-20 Martin Liska <mliska@suse.cz>
5222 * cgraph.h (maybe_create_reference): Remove argument and
5224 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
5226 * ipa-cp.c (create_specialized_node): Likewise.
5227 * symtab.c (symtab_node::maybe_create_reference): Handle
5228 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
5230 2017-01-20 Martin Liska <mliska@suse.cz>
5232 * read-rtl-function.c (function_reader::create_function): Use
5233 build_decl instread of build_decl_stat.
5235 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
5237 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
5238 * config/i386/avx512dqintrin.h: Ditto.
5239 * config/i386/avx512fintrin.h: Ditto.
5240 * config/i386/i386-builtin-types.def: Add new types.
5241 * gcc/config/i386/i386.c: Handle new types.
5242 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
5243 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
5244 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
5245 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
5246 (__builtin_ia32_kshiftridi): New.
5247 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
5249 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
5253 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
5254 define to rs6000_init_stack_protect_guard.
5255 (rs6000_init_stack_protect_guard): New function.
5257 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
5258 Yunqiang Su <yunqiang.su@imgtec.com>
5260 * config.gcc (supported_defaults): Add madd4.
5261 (with_madd4): Add validation.
5262 (all_defaults): Add madd4.
5263 * config/mips/mips.opt (mmadd4): New option.
5264 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5266 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
5268 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
5269 (ISA_HAS_FUSED_MADD4): Likewise.
5270 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
5271 * gcc/doc/install.texi (--with-madd4): Document the new option.
5273 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5275 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
5276 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
5277 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
5278 (aarch64_init_pauth_hint_builtins): New.
5279 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
5280 (aarch64_expand_builtin): Expand new builtins.
5282 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5284 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
5285 * combine-stack-adj.c (no_unhandled_cfa): Handle
5286 REG_CFA_TOGGLE_RA_MANGLE.
5287 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
5288 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
5289 info for return address signing.
5290 (aarch64_expand_epilogue): Likewise.
5292 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5294 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
5295 * config/aarch64/aarch64-protos.h
5296 (aarch64_return_address_signing_enabled): New declaration.
5297 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
5299 (aarch64_expand_prologue): Sign return address before it's pushed onto
5301 (aarch64_expand_epilogue): Authenticate return address fetched from
5303 (aarch64_override_options): Sanity check for ILP32 and ISA level.
5304 (aarch64_attributes): New function attributes for "sign-return-address".
5305 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
5306 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
5307 ("*do_return"): Generate combined instructions according to key index.
5308 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
5309 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
5311 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
5312 * config/aarch64/aarch64.opt (msign-return-address=): New.
5313 * doc/extend.texi (AArch64 Function Attributes): Documents
5314 "sign-return-address=".
5315 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
5317 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
5319 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
5320 overall option summary.
5322 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5324 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
5325 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
5326 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
5327 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
5329 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
5331 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
5332 -mpower9-minmax by default for -mcpu=power9.
5333 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
5334 128-bit floating point.
5336 2017-01-20 Alan Modra <amodra@gmail.com>
5338 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
5339 optimizing for size.
5341 2017-01-20 Alan Modra <amodra@gmail.com>
5344 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
5345 for strcmp and strncmp from corresponding builtin decl.
5347 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
5349 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
5350 instead of i386/rtems-64.h.
5351 * config/i386/rtems-64.h: Remove.
5353 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
5357 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
5359 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
5361 2017-01-19 Tamar Christina <tamar.christina@arm.com>
5363 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
5364 Change int to HOST_WIDE_INT.
5365 * config/aarch64/aarch64-protos.h
5366 (aarch64_simd_gen_const_vector_dup): Likewise.
5367 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
5369 2017-01-19 David Malcolm <dmalcolm@redhat.com>
5371 * langhooks-def.h (lhd_type_for_size): New decl.
5372 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
5373 * langhooks.c (lhd_type_for_size): New function, taken from
5376 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
5378 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
5379 define_bypass for CR latency.
5380 (power9-cracked-alu): Update bypass latency and remove power9-branch.
5381 (power9-alu2): Add define_bypass for CR latency.
5383 (power9-mul): Update insn latency.
5384 (power9-mul-compare): Update insn latency, bypass latency and remove
5387 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5389 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
5391 * config/aarch64/aarch64.md
5392 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
5393 aarch64_nopcrelative_literal_loads.
5394 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
5396 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
5398 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
5400 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
5402 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
5405 * config.gcc (supported_defaults): Add lxc1-sxc1.
5406 (with_lxc1_sxc1): Add validation.
5407 (all_defaults): Add lxc1-sxc1.
5408 * config/mips/mips.opt (mlxc1-sxc1): New option.
5409 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5411 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
5412 __mips_no_lxc1_sxc1.
5413 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
5414 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
5415 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
5417 2017-01-19 Richard Biener <rguenther@suse.de>
5419 PR tree-optimization/72488
5420 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
5421 sure to restore SSA info.
5422 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
5424 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
5426 PR rtl-optimization/79121
5427 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
5428 of the inner type when shifting an extended value.
5430 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
5433 * symtab.c (symtab_node::equal_address_to): Fix comparing of
5434 interposable aliases.
5436 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
5439 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
5440 Use the evmergelohi instruction.
5441 (mov_si<mode>_e500_subreg4_2_le): Likewise.
5442 (mov_sitf_e500_subreg8_2_be): Likewise.
5443 (mov_sitf_e500_subreg12_2_le): Likewise.
5444 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
5445 (mov_si<mode>_e500_subreg4_2_be): Likewise.
5446 (mov_sitf_e500_subreg8_2_le): Likewise.
5447 (mov_sitf_e500_subreg12_2_be): Likewise.
5449 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5451 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
5452 attribute from vecsimple to vecperm.
5453 (altivec_vbpermq2): Likewise.
5455 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5458 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
5460 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5461 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
5462 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
5463 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
5464 case where N arg is SIZE_MAX.
5465 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
5466 (cmpstrsi): Add pattern.
5468 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5470 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5471 __builtin_vec_revb builtins.
5472 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
5473 built-in functions to support generation of the ISA 3.0 XXBR<x>
5474 vector byte reverse instructions.
5475 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
5476 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
5477 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
5478 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
5479 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
5480 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
5481 (P9V_BUILTIN_VEC_REVB): Likewise.
5482 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
5483 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
5484 (p9_xxbrq_v16qi): Likewise.
5485 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
5486 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
5487 (p9_xxbrh_v8hi): Likewise.
5488 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
5489 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
5490 vec_revb built-in functions.
5492 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
5494 PR rtl-optimization/78952
5495 * config/i386/i386.md (any_extract): New code iterator.
5496 (*insvqi_2): Use any_extract for source operand.
5497 (*insvqi_3): Use any_shiftrt for source operand.
5499 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
5501 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
5503 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
5505 2017-01-18 Matthias Klose <doko@ubuntu.com>
5507 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
5509 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5511 * config/rs6000/altivec.h (vec_bperm): Change #define.
5512 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
5513 (altivec_vbpermq2): New define_insn.
5514 (altivec_vbpermd): Likewise.
5515 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
5517 (VBPERMD): Likewise.
5518 (VBPERM): New polymorphic function interface.
5519 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
5520 Add entries for P9V_BUILTIN_VEC_VBPERM.
5521 * doc/extend.texi: Add interfaces for vec_bperm.
5523 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5525 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
5526 first letter of error messages.
5527 (s390_resolve_overloaded_builtin): Likewise.
5528 * config/s390/s390.c (s390_expand_builtin): Likewise.
5529 (s390_invalid_arg_for_unprototyped_fn): Likewise.
5530 (s390_valid_target_attribute_inner_p): Likewise.
5531 * config/s390/s390.md ("tabort"): Likewise.
5533 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
5535 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
5536 (ISA_AVOID_DIV_HILO): New macro.
5537 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
5538 (ISA_HAS_DDIV): Likewise.
5540 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5542 * doc/invoke.texi (fabi-version): Correct number of occurrences.
5544 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5546 * doc/invoke.texi (fabi-version): Spelling fix.
5548 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5551 * doc/invoke.texi (fabi-version): Mention mangling fix for
5554 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5557 * doc/invoke.texi (fabi-version): Document discriminator mangling.
5559 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
5562 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
5563 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
5565 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
5567 (stack_protect_test): Ditto.
5568 * config/rs6000/rs6000.opt (mstack-protector-guard=,
5569 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
5571 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
5572 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
5573 -mstack-protector-guard-offset=.
5574 (RS/6000 and PowerPC Options): Ditto.
5576 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
5578 * config/i386/i386.h (MASK_CLASS_P): New define.
5579 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
5580 there are no registers from different register sets also when
5581 mask registers are used. Update function comment.
5582 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
5583 to (*k/*r) and (*k/*km) alternatives.
5585 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
5587 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
5588 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
5589 (EH_RETURN_HANDLER_RTX): New define.
5590 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
5591 Force frame pointer in EH return functions.
5592 (aarch64_expand_epilogue): Add barrier for eh_return.
5593 (aarch64_final_eh_return_addr): Remove.
5594 (aarch64_eh_return_handler_rtx): New function.
5595 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
5597 (aarch64_eh_return_handler_rtx): New prototype.
5599 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5601 * config/rs6000/altivec.h (vec_rlmi): New #define.
5602 (vec_vrlnm): Likewise.
5603 (vec_rlnm): Likewise.
5604 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
5605 (UNSPEC_VRLNM): Likewise.
5606 (VIlong): New mode iterator.
5607 (altivec_vrl<VI_char>mi): New define_insn.
5608 (altivec_vrl<VI_char>nm): Likewise.
5609 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
5612 (RLNM): New polymorphic function entry.
5613 (VRLWMI): New monomorphic function entry.
5615 (RLMI): New polymorphic function entry.
5616 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
5617 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
5618 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
5621 2017-01-17 Jakub Jelinek <jakub@redhat.com>
5624 * dwarf2out.c (field_byte_offset): Restore the
5625 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
5626 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
5627 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
5630 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
5633 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
5635 2017-01-17 Jakub Jelinek <jakub@redhat.com>
5638 * dwarf2out.c (add_data_member_location_attribute): For constant
5639 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
5640 instead of DW_AT_data_member_location, DW_AT_bit_offset and
5641 DW_AT_byte_size attributes.
5643 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
5645 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
5646 after forcing to constant memory when the code model is medium.
5648 2017-01-17 Julia Koval <julia.koval@intel.com>
5651 * config/i386/avx512fintrin.h
5652 (_mm512_i32gather_ps): Change __addr type to void const*.
5653 (_mm512_mask_i32gather_ps): Ditto.
5654 (_mm512_i32gather_pd): Ditto.
5655 (_mm512_mask_i32gather_pd): Ditto.
5656 (_mm512_i64gather_ps): Ditto.
5657 (_mm512_mask_i64gather_ps): Ditto.
5658 (_mm512_i64gather_pd): Ditto.
5659 (_mm512_mask_i64gather_pd): Ditto.
5660 (_mm512_i32gather_epi32): Ditto.
5661 (_mm512_mask_i32gather_epi32): Ditto.
5662 (_mm512_i32gather_epi64): Ditto.
5663 (_mm512_mask_i32gather_epi64): Ditto.
5664 (_mm512_i64gather_epi32): Ditto.
5665 (_mm512_mask_i64gather_epi32): Ditto.
5666 (_mm512_i64gather_epi64): Ditto.
5667 (_mm512_mask_i64gather_epi64): Ditto.
5668 (_mm512_i32scatter_ps): Change __addr type to void*.
5669 (_mm512_mask_i32scatter_ps): Ditto.
5670 (_mm512_i32scatter_pd): Ditto.
5671 (_mm512_mask_i32scatter_pd): Ditto.
5672 (_mm512_i64scatter_ps): Ditto.
5673 (_mm512_mask_i64scatter_ps): Ditto.
5674 (_mm512_i64scatter_pd): Ditto.
5675 (_mm512_mask_i64scatter_pd): Ditto.
5676 (_mm512_i32scatter_epi32): Ditto.
5677 (_mm512_mask_i32scatter_epi32): Ditto.
5678 (_mm512_i32scatter_epi64): Ditto.
5679 (_mm512_mask_i32scatter_epi64): Ditto.
5680 (_mm512_i64scatter_epi32): Ditto.
5681 (_mm512_mask_i64scatter_epi32): Ditto.
5682 (_mm512_i64scatter_epi64): Ditto.
5683 (_mm512_mask_i64scatter_epi64): Ditto.
5684 * config/i386/avx512pfintrin.h
5685 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
5686 (_mm512_mask_prefetch_i32gather_ps): Ditto.
5687 (_mm512_mask_prefetch_i64gather_pd): Ditto.
5688 (_mm512_mask_prefetch_i64gather_ps): Ditto.
5689 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
5690 (_mm512_prefetch_i32scatter_ps): Ditto.
5691 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
5692 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
5693 (_mm512_prefetch_i64scatter_pd): Ditto.
5694 (_mm512_prefetch_i64scatter_ps): Ditto.
5695 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
5696 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
5697 * config/i386/avx512vlintrin.h
5698 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
5699 (_mm_mmask_i32gather_ps): Ditto.
5700 (_mm256_mmask_i32gather_pd): Ditto.
5701 (_mm_mmask_i32gather_pd): Ditto.
5702 (_mm256_mmask_i64gather_ps): Ditto.
5703 (_mm_mmask_i64gather_ps): Ditto.
5704 (_mm256_mmask_i64gather_pd): Ditto.
5705 (_mm_mmask_i64gather_pd): Ditto.
5706 (_mm256_mmask_i32gather_epi32): Ditto.
5707 (_mm_mmask_i32gather_epi32): Ditto.
5708 (_mm256_mmask_i32gather_epi64): Ditto.
5709 (_mm_mmask_i32gather_epi64): Ditto.
5710 (_mm256_mmask_i64gather_epi32): Ditto.
5711 (_mm_mmask_i64gather_epi32): Ditto.
5712 (_mm256_mmask_i64gather_epi64): Ditto.
5713 (_mm_mmask_i64gather_epi64): Ditto.
5714 (_mm256_i32scatter_ps): Change __addr type to void*.
5715 (_mm256_mask_i32scatter_ps): Ditto.
5716 (_mm_i32scatter_ps): Ditto.
5717 (_mm_mask_i32scatter_ps): Ditto.
5718 (_mm256_i32scatter_pd): Ditto.
5719 (_mm256_mask_i32scatter_pd): Ditto.
5720 (_mm_i32scatter_pd): Ditto.
5721 (_mm_mask_i32scatter_pd): Ditto.
5722 (_mm256_i64scatter_ps): Ditto.
5723 (_mm256_mask_i64scatter_ps): Ditto.
5724 (_mm_i64scatter_ps): Ditto.
5725 (_mm_mask_i64scatter_ps): Ditto.
5726 (_mm256_i64scatter_pd): Ditto.
5727 (_mm256_mask_i64scatter_pd): Ditto.
5728 (_mm_i64scatter_pd): Ditto.
5729 (_mm_mask_i64scatter_pd): Ditto.
5730 (_mm256_i32scatter_epi32): Ditto.
5731 (_mm256_mask_i32scatter_epi32): Ditto.
5732 (_mm_i32scatter_epi32): Ditto.
5733 (_mm_mask_i32scatter_epi32): Ditto.
5734 (_mm256_i32scatter_epi64): Ditto.
5735 (_mm256_mask_i32scatter_epi64): Ditto.
5736 (_mm_i32scatter_epi64): Ditto.
5737 (_mm_mask_i32scatter_epi64): Ditto.
5738 (_mm256_i64scatter_epi32): Ditto.
5739 (_mm256_mask_i64scatter_epi32): Ditto.
5740 (_mm_i64scatter_epi32): Ditto.
5741 (_mm_mask_i64scatter_epi32): Ditto.
5742 (_mm256_i64scatter_epi64): Ditto.
5743 (_mm256_mask_i64scatter_epi64): Ditto.
5744 (_mm_i64scatter_epi64): Ditto.
5745 (_mm_mask_i64scatter_epi64): Ditto.
5746 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
5747 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
5748 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
5749 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
5750 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
5751 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
5752 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
5753 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
5754 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
5755 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
5756 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
5757 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
5758 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
5759 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
5760 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
5761 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
5762 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
5763 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
5764 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
5765 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
5766 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
5767 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
5768 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
5769 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
5770 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
5771 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
5772 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
5773 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
5774 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
5775 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
5776 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
5777 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
5778 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
5779 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
5780 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
5781 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
5782 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
5783 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
5784 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
5785 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
5786 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
5787 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
5788 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
5789 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
5790 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
5791 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
5792 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
5793 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
5794 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
5795 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
5796 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
5797 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
5798 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
5799 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
5800 definitions accordingly.
5802 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
5803 Kuan-Lin Chen <kuanlinchentw@gmail.com>
5806 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
5809 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
5812 * ira-conflicts.c (ira_build_conflicts): Update total conflict
5813 hard regs for inner regno.
5815 2017-01-17 Martin Liska <mliska@suse.cz>
5818 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
5819 assumption and add comment.
5821 2017-01-17 Nathan Sidwell <nathan@acm.org>
5823 * ipa-visibility.c (localize_node): New function, broken out of ...
5824 (function_and_variable_visibility): ... here. Call it.
5826 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
5829 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
5830 correctly set frequency of oudgoing edge.
5831 (duplicate_thread_path): Fix profile updating.
5833 2017-01-17 Jakub Jelinek <jakub@redhat.com>
5836 * configure.ac: Add GCC_BASE_VER.
5837 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
5838 version from BASE-VER file.
5839 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
5840 (gcc.o): Depend on $(BASEVER).
5841 * common.opt (dumpfullversion): New option.
5842 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
5843 * doc/invoke.texi: Document -dumpfullversion.
5844 * doc/install.texi: Document --with-gcc-major-version-only.
5845 * configure: Regenerated.
5847 2017-01-17 Richard Biener <rguenther@suse.de>
5849 PR tree-optimization/71433
5850 * tree-vrp.c (register_new_assert_for): Merge same asserts
5851 on all incoming edges.
5852 (process_assert_insertions_for): Handle insertions at the
5855 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
5857 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
5858 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
5860 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
5863 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
5866 2017-01-17 Alan Modra <amodra@gmail.com>
5869 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
5870 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
5871 symbolic stack limit when pic.
5873 2017-01-16 Martin Sebor <msebor@redhat.com>
5875 PR tree-optimization/78608
5876 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
5878 2017-01-16 Jeff Law <law@redhat.com>
5881 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
5882 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
5883 for several include directories that may be relative to sysroot.
5884 * config/i386/x-mingw32 (gplus_includedir): Define.
5885 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
5886 (native_system_includedir): Likewise.
5887 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
5888 override if TARGET_SYSTEM_ROOT is defined.
5889 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
5891 PR tree-optimization/79090
5892 PR tree-optimization/33562
5893 PR tree-optimization/61912
5894 PR tree-optimization/77485
5895 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
5896 and computed trims into the dump file.
5898 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
5902 2017-01-16 Jakub Jelinek <jakub@redhat.com>
5905 * gimplify.c (gimplify_init_constructor): If want_value and
5906 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
5910 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
5911 sequence. Formatting fixes.
5912 (doloop_optimize): Formatting fixes.
5915 * gcc.c (debug_level_greater_than_spec_func): New function.
5916 (static_spec_functions): Add debug-level-gt spec function.
5917 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
5919 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5920 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
5921 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
5922 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
5923 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
5924 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
5926 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
5928 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
5929 QImode fixups to general and mask registers only.
5931 2017-01-16 Carl Love <cel@us.ibm.com>
5933 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
5934 for built-in functions
5935 vector signed char vec_nabs (vector signed char)
5936 vector signed short vec_nabs (vector signed short)
5937 vector signed int vec_nabs (vector signed int)
5938 vector signed long long vec_nabs (vector signed long long)
5939 vector float vec_nabs (vector float)
5940 vector double vec_nabs (vector double)
5941 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
5943 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
5944 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
5945 * doc/extend.texi: Update the documentation file for the new built-in
5948 2017-01-16 Martin Sebor <msebor@redhat.com>
5950 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
5953 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5955 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
5956 UNSPEC_VSX__XXSPLTD to require special splat handling.
5958 2017-01-16 David Malcolm <dmalcolm@redhat.com>
5961 * system.h: Poison strndup.
5963 2017-01-16 Alan Modra <amodra@gmail.com>
5966 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
5969 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
5971 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
5973 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
5975 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
5976 call recog here. Assert that INSN_CODE (insn) is non-negative.
5978 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5981 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
5983 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
5984 in the currently scheduled RTL fragment.
5986 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
5988 PR rtl-optimization/78751
5989 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
5992 2017-01-14 Jeff Law <law@redhat.com>
5994 PR tree-optimization/79090
5995 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
5996 variable length stores.
5997 (compute_trims): Delete dead assignment to *trim_tail.
5998 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
6001 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
6003 PR rtl-optimization/78626
6004 PR rtl-optimization/78727
6005 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
6006 of a block, and split such blocks after everything else is finished.
6008 2017-01-14 Alan Modra <amodra@gmail.com>
6011 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
6012 target legitimate_combined_insn.
6013 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
6014 (rs6000_legitimate_combined_insn): New function.
6015 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
6017 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
6018 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
6019 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
6021 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
6023 * doc/frontends.texi (G++ and GCC): Remove references to Java.
6025 2017-01-13 Jeff Law <law@redhat.com>
6027 PR tree-optimization/33562
6028 PR tree-optimization/61912
6029 PR tree-optimization/77485
6030 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
6032 (delete_dead_assignment): Likewise.
6033 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
6034 statement to delete_dead_call and delete_dead_assignment.
6036 2017-01-13 David Malcolm <dmalcolm@redhat.com>
6039 * substring-locations.c (format_warning_va): Strengthen case 1 so
6040 that both endpoints of the substring must be within the format
6041 range for just the substring to be printed.
6043 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
6045 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
6046 * config/i386/i386.c (ix86_target_string): Add missing options
6047 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
6048 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
6049 flags_other and ix86_target_other to flags2_other. Display unknown
6051 (ix86_valid_target_attribute_inner_p): Add missing options and
6052 reorder options by implied ISAs, as in ix86_target_string.
6054 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6056 * hash-table.h (hash_table::too_empty_p): New function.
6057 (hash_table::expand): Use it.
6058 (hash_table::traverse): Likewise.
6059 (hash_table::empty_slot): Use sizeof (value_type) instead of
6060 sizeof (PTR) to convert bytes to elements. Shrink the table
6061 if the current size is excessive for the current number of
6064 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6066 * ira-costs.c (record_reg_classes): Break from the inner loop
6067 early once alt_fail is known to be true. Update outer loop
6068 handling accordingly.
6070 2017-01-13 Jeff Law <law@redhat.com>
6072 * tree-ssa-dse.c (decrement_count): New function.
6073 (increment_start_addr, maybe_trim_memstar_call): Likewise.
6074 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
6075 when we know the partially dead statement is a mem* function.
6077 PR tree-optimization/61912
6078 PR tree-optimization/77485
6079 * tree-ssa-dse.c: Include expr.h.
6080 (maybe_trim_constructor_store): New function.
6081 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
6083 PR tree-optimization/33562
6084 PR tree-optimization/61912
6085 PR tree-optimization/77485
6086 * doc/invoke.texi: Document new dse-max-object-size param.
6087 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
6088 * tree-ssa-dse.c: Include params.h.
6089 (dse_store_status): New enum.
6090 (initialize_ao_ref_for_dse): New, partially extracted from
6092 (valid_ao_ref_for_dse, normalize_ref): New.
6093 (setup_live_bytes_from_ref, compute_trims): Likewise.
6094 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
6095 (maybe_trim_partially_dead_store): Likewise.
6096 (maybe_trim_complex_store): Likewise.
6097 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
6098 Track what bytes live from the original store. Return tri-state
6099 for dead, partially dead or live.
6100 (dse_dom_walker): Add constructor, destructor and new private members.
6101 (delete_dead_call, delete_dead_assignment): New extracted from
6103 (dse_optimize_stmt): Make a member of dse_dom_walker.
6104 Use initialize_ao_ref_for_dse.
6106 PR tree-optimization/33562
6107 PR tree-optimization/61912
6108 PR tree-optimization/77485
6109 * sbitmap.h (bitmap_count_bits): Prototype.
6110 (bitmap_clear_range, bitmap_set_range): Likewise.
6111 * sbitmap.c (bitmap_clear_range): New function.
6112 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
6114 2017-01-13 Martin Liska <mliska@suse.cz>
6117 * function.c (set_cfun): Add new argument force.
6118 * function.h (set_cfun): Likewise.
6119 * ipa-inline-transform.c (inline_call): Use the function when
6120 strict alising from is dropped for function we inline to.
6122 2017-01-13 Richard Biener <rguenther@suse.de>
6124 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
6125 for dumping GIMPLE INTEGER_CSTs.
6127 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6129 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
6130 to 201112L since C++17.
6132 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
6135 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
6136 if -fsanitize=kernel-address is present.
6138 2017-01-13 Richard Biener <rguenther@suse.de>
6140 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
6141 as _Literal ( type ) number in case usual suffixes do not
6142 preserve all information.
6144 2017-01-13 Richard Biener <rguenther@suse.de>
6146 PR tree-optimization/77283
6147 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
6148 and ssa-iterators.h.
6149 (is_feasible_trace): Implement a cost model based on joiner
6152 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6155 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
6156 char or short to __float128/_Float128 directly.
6158 2017-01-12 Martin Sebor <msebor@redhat.com>
6160 to -Wformat-overflow.
6161 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
6162 (min_bytes_remaining): Same.
6163 (get_string_length): Same.
6164 (format_string): Same.
6165 (format_directive): Same.
6167 (pass_sprintf_length::handle_gimple_call): Same.
6169 2017-01-12 Jakub Jelinek <jakub@redhat.com>
6171 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
6172 info.nowrite calls with no lhs that can't throw. Return bool
6173 whether gsi_remove has been called or not.
6174 (pass_sprintf_length::handle_gimple_call): Return bool whether
6175 try_substitute_return_value called gsi_remove. Formatting fix.
6176 (pass_sprintf_length::execute): Don't use gsi_remove if
6177 handle_gimple_call returned true.
6180 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
6181 be removed due to side-effects, don't remove following barrier nor
6182 turn the successor edge into fallthru edge.
6184 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6187 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
6188 element-reversing loads and stores as not swappable.
6190 2017-01-12 Nathan Sidwell <nathan@acm.org>
6191 Nicolai Stange <nicstange@gmail.com>
6193 * combine.c (try_combine): Don't ignore result of overlap checking
6194 loop. Combine overlap & asm check into single loop.
6196 2017-01-12 Richard Biener <rguenther@suse.de>
6198 * tree-pretty-print.c (dump_generic_node): Provide -gimple
6199 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
6201 2017-01-12 Richard Biener <rguenther@suse.de>
6203 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
6204 and TS_TARGET_OPTION directly derive from TS_BASE.
6205 * tree-core.h (tree_optimization_option): Derive from tree_base.
6206 (tree_target_option): Likewise.
6208 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
6210 * config/i386/i386.c (memory_address_length): Increase len
6211 only when rip_relative_addr_p returns false.
6213 2017-01-11 Julia Koval <julia.koval@intel.com>
6215 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
6216 (OPTION_MASK_ISA_SGX_SET): New.
6217 (ix86_handle_option): Handle OPT_msgx.
6218 * config.gcc: Added sgxintrin.h.
6219 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
6220 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
6221 * config/i386/i386.c (ix86_target_string): Add -msgx.
6223 (ix86_option_override_internal): Handle new options.
6224 (ix86_valid_target_attribute_inner_p): Add sgx.
6225 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
6226 * config/i386/i386.opt: Add msgx.
6227 * config/i386/sgxintrin.h: New file.
6228 * config/i386/x86intrin.h: Add sgxintrin.h.
6230 2017-01-11 Jakub Jelinek <jakub@redhat.com>
6233 * fold-const.c (maybe_nonzero_address): Return 1 for function
6235 (tree_single_nonzero_warnv_p): Don't handle function local objects
6239 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
6242 2017-01-11 David Malcolm <dmalcolm@redhat.com>
6245 * opts.c: Include "spellcheck.h"
6246 (struct string_fragment): New struct.
6247 (struct edit_distance_traits<const string_fragment &>): New
6249 (get_closest_sanitizer_option): New function.
6250 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
6252 2017-01-11 Jakub Jelinek <jakub@redhat.com>
6254 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
6256 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
6257 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
6258 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
6259 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
6260 for initial die_offset if dwarf_split_debug_info.
6261 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
6262 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
6264 (output_skeleton_debug_sections): Formatting fix. Use
6265 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
6266 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
6268 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
6270 * config/arm/cortex-a53.md: Add bypasses for
6272 (cortex_a53_r2f): Only use for transfers.
6273 (cortex_a53_f2r): Likewise.
6274 (cortex_a53_r2f_cvt): Add reservation for conversions.
6275 (cortex_a53_f2r_cvt): Likewise.
6277 2017-01-11 Tamar Christina <tamar.christina@arm.com>
6279 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
6280 to all inlined functions, change static to extern.
6282 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
6285 * config/arm/arm.c (legitimize_pic_address): Handle reference to
6287 (arm_assemble_integer): Likewise.
6289 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
6291 * config.gcc: Use new awk script to check CPU, FPU and architecture
6292 parameters for --with-... options.
6293 * config/arm/parsecpu.awk: New file
6294 * config/arm/arm-cpus.in: New file.
6295 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
6297 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
6299 * config/arm/t-arm: Update dependency rules.
6300 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
6301 of processing .def files.
6302 * config/arm/genopt.sh: Deleted.
6303 * config/arm/gentune.sh: Deleted.
6304 * config/arm/arm-cores.def: Deleted.
6305 * config/arm/arm-arches.def: Deleted.
6306 * config/arm/arm-fpus.def: Deleted.
6307 * config/arm/arm-tune.md: Regenerated.
6308 * config/arm/arm-tables.opt: Regenerated.
6309 * config/arm/arm-cpu.h: New generated file.
6310 * config/arm/arm-cpu-data.h: New generated file.
6311 * config/arm/arm-cpu-cdata.h: New generated file.
6313 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
6316 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
6318 (input_varpool_node): Unpack dynamically_initialized bit.
6320 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
6322 PR rtl-optimization/79032
6323 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
6324 the alignment of the adjusted memory reference against that of MODE,
6325 instead of the alignment of the original memory reference.
6327 2017-01-11 Martin Jambor <mjambor@suse.cz>
6329 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
6331 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
6332 decorated functions.
6334 2017-01-11 Richard Biener <rguenther@suse.de>
6336 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
6337 set range/nonnull info for PHI results. Do not set it on
6338 stmts marked for removal.
6340 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
6342 * expr.c (store_field): In the bitfield case, fetch the return value
6343 from the registers before applying a single big-endian adjustment.
6344 Always do a final load for a BLKmode value not larger than a word.
6346 2017-01-10 David Malcolm <dmalcolm@redhat.com>
6349 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
6350 that we correctly handle column numbers greater than
6351 LINE_MAP_MAX_COLUMN_NUMBER.
6353 2017-01-10 Martin Sebor <msebor@redhat.com>
6356 * gimple-ssa-sprintf.c (get_destination_size): Call
6357 {init,fini}object_sizes.
6358 * tree-object-size.c (addr_object_size): Adjust.
6359 (pass_through_call): Adjust.
6360 (pass_object_sizes::execute): Adjust.
6361 * tree-object-size.h (fini_object_sizes): Declare.
6363 2017-01-10 Martin Sebor <msebor@redhat.com>
6365 PR tree-optimization/78775
6366 * builtins.c (get_size_range): Move...
6367 * calls.c: ...to here.
6368 (alloc_max_size): Accept zero argument.
6369 (operand_signed_p): Remove.
6370 (maybe_warn_alloc_args_overflow): Call get_size_range.
6371 * calls.h (get_size_range): Declare.
6373 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
6375 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
6376 from TI's devices.csv file as of September 2016.
6377 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
6379 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
6381 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
6382 * doc/invoke.texi: Likewise.
6383 * doc/md.texi: Likewise.
6384 * doc/objc.texi: Likewise.
6386 2017-01-10 Joshua Conner <joshconner@google.com>
6388 * config/arm/fuchsia-elf.h: New file.
6389 * config/fuchsia.h: New file.
6390 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
6391 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
6393 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
6395 2016-01-10 Richard Biener <rguenther@suse.de>
6397 PR tree-optimization/79034
6398 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6399 Propagate out degenerate PHIs in the joiner.
6401 2017-01-10 Martin Liska <mliska@suse.cz>
6403 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
6404 (sort_congruence_classes_by_decl_uid): Likewise.
6405 (sort_congruence_class_groups_by_decl_uid): Likewise.
6406 (sem_item_optimizer::merge_classes): Sort class, groups in these
6407 classes and members in the groups by DECL_UID of declarations.
6408 This would make merge operations stable.
6410 2017-01-10 Martin Liska <mliska@suse.cz>
6412 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
6413 usage of m_classes_vec.
6414 (sem_item_optimizer::~sem_item_optimizer): Likewise.
6415 (sem_item_optimizer::get_group_by_hash): Likewise.
6416 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
6417 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
6418 (sem_item_optimizer::verify_classes): Likewise.
6419 (sem_item_optimizer::process_cong_reduction): Likewise.
6420 (sem_item_optimizer::dump_cong_classes): Likewise.
6421 (sem_item_optimizer::merge_classes): Likewise.
6422 * ipa-icf.h (congruence_class_hash): Rename from
6423 congruence_class_group_hash. Remove declaration of m_classes_vec.
6425 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
6427 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
6428 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
6429 * config.gcc: Add avx512vpopcntdqintrin.h.
6430 * config/i386/avx512vpopcntdqintrin.h: New.
6431 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
6432 * config/i386/i386-builtin-types.def: Add new types.
6433 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
6434 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
6435 __builtin_ia32_vpopcountq_v8di_mask): New.
6436 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6437 __AVX512VPOPCNTDQ__.
6438 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
6439 (PTA_AVX512VPOPCNTDQ): Define.
6440 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
6441 TARGET_AVX512VPOPCNTDQ_P): Define.
6442 * config/i386/i386.opt: Add mavx512vpopcntdq.
6443 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
6444 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
6446 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6449 * predict.def (PRED_CALL): Set to 67.
6451 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
6453 * expr.c (store_field): In the bitfield case, if the value comes from
6454 a function call and is of an aggregate type returned in registers, do
6455 not modify the field mode; extract the value in all cases if the mode
6456 is BLKmode and the size is not larger than a word.
6458 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
6461 * config/i386/cpuid.h: Fix undefined behavior.
6463 2017-01-04 Jeff Law <law@redhat.com>
6465 PR tree-optimization/79007
6466 PR tree-optimization/67955
6467 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
6468 conservative for pt.null when flag_non_call_exceptions is on.
6470 2017-01-09 Jakub Jelinek <jakub@redhat.com>
6472 PR translation/79019
6473 PR translation/79020
6474 * params.def (PARAM_INLINE_MIN_SPEEDUP,
6475 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
6476 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
6478 * config/avr/avr.opt (maccumulate-args): Likewise.
6479 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
6480 * common.opt (freport-bug): Likewise.
6481 * cif-code.def (CIF_FINAL_ERROR): Likewise.
6482 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
6483 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
6484 translatable string.
6485 * config/i386/i386.c (function_value_32): Likewise.
6486 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
6487 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
6489 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
6490 * common/config/msp430/msp430-common.c (msp430_handle_option):
6492 * symtab.c (symtab_node::verify_base): Likewise.
6493 * opts.c (set_debug_level): Likewise.
6494 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
6495 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6496 missing whitespace to translatable strings.
6497 * config/avr/avr.md (bswapsi2): Fix typo in comment.
6498 * config/sh/superh.h: Likewise.
6499 * config/i386/xopintrin.h: Likewise.
6500 * config/i386/znver1.md: Likewise.
6501 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
6502 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
6503 * double-int.h (struct double_int): Likewise.
6504 * double-int.c (div_and_round_double): Likewise.
6505 * wide-int.cc: Likewise.
6506 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
6507 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
6508 * cfgcleanup.c (crossjumps_occured): Renamed to ...
6509 (crossjumps_occurred): ... this.
6510 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
6513 PR tree-optimization/78899
6514 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
6515 returning bool return struct loop *, NULL for failure and the new
6517 (versionable_outer_loop_p): Don't version outer loop if it has
6518 dont_vectorized bit set.
6519 (tree_if_conversion): When versioning outer loop, ensure
6520 tree_if_conversion is performed also on the inner loop of the
6521 non-vectorizable outer loop copy.
6522 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
6523 LOOP_VECTORIZED in inner loop of the scalar outer loop and
6524 prevent vectorization of it.
6525 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
6526 the outer loop vectorization of the non-scalar version is attempted
6527 before vectorization of the inner loop in scalar version. If
6528 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
6529 vectorization of its inner loop.
6530 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
6531 has 2 inner loops, rename also on edges from bb whose single pred
6532 is outer_loop->header. Fix typo in function comment.
6534 2017-01-09 Martin Sebor <msebor@redhat.com>
6537 * asan.c (asan_emit_stack_protection): Increase local buffer size
6538 to avoid snprintf truncation warning.
6540 2017-01-09 Andrew Pinski <apinski@cavium.com>
6542 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
6543 to reference thunderx2t99 for the tuning structure
6544 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
6546 (thunderx2t99_extra_costs): This.
6547 * config/aarch64/aarch64-tune.md: Regenerate.
6548 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
6549 (vulcan_addrcost_table): This.
6550 (vulcan_regmove_cost): Rename to ...
6551 (thunderx2t99_regmove_cost): This.
6552 (vulcan_vector_cost): Rename to ...
6553 (thunderx2t99_vector_cost): this.
6554 (vulcan_branch_cost): Rename to ...
6555 (thunderx2t99_branch_cost): This.
6556 (vulcan_tunings): Rename to ...
6557 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
6558 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
6560 2017-01-09 Martin Jambor <mjambor@suse.cz>
6564 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
6565 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
6566 (propagate_vr_accross_jump_function): Use the above function for all
6567 value range computations for pass-through jump functions and type
6568 converasion from explicit value range values.
6569 (ipcp_propagate_stage): Do not attempt to deduce types of formal
6570 parameters from TYPE_ARG_TYPES.
6571 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
6572 (ipa_write_node_info): Stream type of the actual argument.
6573 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
6575 2017-01-09 Martin Liska <mliska@suse.cz>
6578 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
6579 (lookup_compiler): Do not show error message with have_E.
6581 2017-01-09 Jakub Jelinek <jakub@redhat.com>
6583 PR tree-optimization/78938
6584 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
6585 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
6586 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
6587 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
6590 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6592 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
6595 2017-01-09 Richard Biener <rguenther@suse.de>
6597 PR tree-optimization/78997
6598 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
6599 name condition properly.
6601 2017-01-09 Richard Biener <rguenther@suse.de>
6604 * dwarf2out.c (is_cxx): New overload with context.
6605 (is_naming_typedef_decl): Use it.
6607 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
6609 * invoke.texi (Option Summary): Correct spacing in option lists
6610 and add line breaks to fix over-long lines.
6612 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
6616 * extend.texi (Common Variable Attributes): Add xref to GCC
6617 Internals manual to explain mode attribute keywords.
6619 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
6622 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
6623 and Preprocessor Options.
6624 (Options for Linking): Document -pthread here....
6625 (RS/6000 and PowerPC Options): ...not here.
6626 (Solaris 2 Options): ...or here.
6627 * doc/cppopts.texi: Document -pthread.
6629 2017-01-08 Martin Sebor <msebor@redhat.com>
6632 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
6633 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
6634 New member functions.
6635 (format_directive): Used them.
6637 (pass_sprintf_length::handle_gimple_call): Same.
6638 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
6639 to avoid truncation for any argument.
6640 (extract_affine_mul): Same.
6641 * tree.c (get_file_function_name): Same.
6643 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6646 * predict.def (PRED_INDIR_CALL): Set to 86.
6648 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
6650 PR preprocessor/54124
6651 * doc/cppopts.texi: Reformat -d subtable to list the full name
6652 of the options. Add cross-reference to the docs for the general
6653 compiler -d options.
6654 * doc/invoke.texi (Developer Options): Add cross-reference to the
6655 preprocessor-specific -d option documentation.
6657 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
6659 PR preprocessor/13498
6660 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
6661 redudant material, and reflect new command-line options.
6662 (System Headers): Likewise.
6664 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
6666 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
6667 -isystem, and -idirafter. Copy-edit.
6668 * doc/cppopts.texi: Copy-edit. Remove contradiction about
6669 default for -ftrack-macro-expansion. Delete obsolete and
6670 badly-formatted implementation details about -fdebug-cpp output.
6671 * doc/cppwarnopts.texi: Copy-edit.
6673 2017-01-07 David Malcolm <dmalcolm@redhat.com>
6676 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
6677 that the transition from a max line width >= 1<<10 to narrower
6678 lines works correctly.
6680 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
6682 * doc/options.texi (PerFunction): New.
6683 * opt-functions.awk (switch_flags): Map both Optimization and
6684 PerFunction to CL_OPTIMIZATION.
6685 * opth-gen.awk: Test for PerFunction flag along with
6687 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
6688 it only when the latter is present. Skip those that don't in
6689 the hash function generator.
6690 * common.opt (fvar-tracking): Mark as PerFunction instead of
6692 (fvar-tracking-assignments): Likewise.
6693 (fvar-tracking-assignments-toggle): Likewise.
6694 (fvar-tracking-uninit): Likewise.
6696 2017-01-07 Jakub Jelinek <jakub@redhat.com>
6698 PR translation/79018
6699 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
6702 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
6705 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
6706 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
6707 TARGET_LONG_JUMP_TABLE_OFFSETS.
6708 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
6709 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
6710 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
6711 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
6712 * config/m68k/m68k.md (tablejump expander): Likewise.
6713 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
6714 TARGET_LONG_JUMP_TABLE_OFFSETS.
6715 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
6716 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
6718 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
6719 David Holsgrove <david.holsgrove@xilinx.com>
6721 * common/config/microblaze/microblaze-common.c
6722 (TARGET_EXCEPT_UNWIND_INFO): Remove.
6723 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
6725 * config/microblaze/microblaze.c (microblaze_must_save_register)
6726 (microblaze_expand_epilogue, microblaze_return_addr): Handle
6728 (microblaze_eh_return): New function.
6729 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
6730 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
6731 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
6732 * config/microblaze/microblaze.md (eh_return): New pattern.
6734 2017-01-06 Jakub Jelinek <jakub@redhat.com>
6736 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
6737 GCC_DIAGNOSTIC_STRINGIFY): Define.
6739 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
6741 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6743 * config/arm/arm.md (<mcrr>): New.
6745 * config/arm/arm.c (arm_arch5te): New.
6746 (arm_option_override): Set arm_arch5te.
6747 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
6749 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
6750 (arm_mcrr_qualifiers): ... this. New.
6751 (MRRC_QUALIFIERS): Define to...
6752 (arm_mrrc_qualifiers): ... this. New.
6753 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
6755 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
6756 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
6757 (MRRCI, mrrc, MRRC): New.
6758 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
6759 VUNSPEC_MRRC2): New.
6761 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6763 * config/arm/arm.md (<mcr>): New.
6765 * config/arm/arm.c (arm_coproc_builtin_available): Add
6766 support for mcr, mrc, mcr2 and mrc2.
6767 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
6768 (arm_mcr_qualifiers): ... this. New.
6769 (MRC_QUALIFIERS): Define to ...
6770 (arm_mrc_qualifiers): ... this. New.
6771 (MCR_QUALIFIERS): Define to ...
6772 (arm_mcr_qualifiers): ... this. New.
6773 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
6775 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
6776 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
6777 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
6780 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6782 * config/arm/arm.md (*ldc): New.
6786 * config/arm/arm.c (arm_coproc_builtin_available): Add
6787 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
6788 (arm_coproc_ldc_stc_legitimate_address): New.
6789 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
6790 'qualifier_const_pointer'.
6791 (LDC_QUALIFIERS): Define to...
6792 (arm_ldc_qualifiers): ... this. New.
6793 (STC_QUALIFIERS): Define to...
6794 (arm_stc_qualifiers): ... this. New.
6795 * config/arm/arm-protos.h
6796 (arm_coproc_ldc_stc_legitimate_address): New.
6797 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
6798 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
6799 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
6800 stc2, stcl, stc2l): New.
6801 * config/arm/constraints.md (Uz): New.
6802 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
6803 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
6804 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
6805 VUNSPEC_STC2L): New.
6807 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6809 * config/arm/arm.md (<cdp>): New.
6810 * config/arm/arm.c (neon_const_bounds): Rename this ...
6811 (arm_const_bounds): ... this.
6812 (arm_coproc_builtin_available): New.
6813 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
6814 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
6815 (CDP_QUALIFIERS): Define to...
6816 (arm_cdp_qualifiers): ... this. New.
6818 (arm_expand_builtin_args): Add case for 6 arguments.
6819 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
6820 (arm_const_bounds): ... this.
6821 (arm_coproc_builtin_available): New.
6822 * config/arm/arm_acle.h (__arm_cdp): New.
6824 * config/arm/arm_acle_builtins.def (cdp): New.
6826 * config/arm/iterators.md (CDPI,CDP,cdp): New.
6827 * config/arm/neon.md: Rename all 'neon_const_bounds' to
6829 * config/arm/types.md (coproc): New.
6830 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
6831 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
6832 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
6833 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
6835 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6837 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
6838 (UBINOP_QUALIFIERS): New.
6840 (acle_builtin_data): New. Change comment.
6841 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
6842 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
6843 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
6844 arm_acle_builtins.def.
6845 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
6846 (arm_init_acle_builtins): New.
6847 (CRC32_BUILTIN): Remove.
6848 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
6849 crc32cb, crc32ch and crc32cw.
6850 (arm_init_crc32_builtins): Remove.
6851 (arm_init_builtins): Use arm_init_acle_builtins rather
6852 than arm_init_crc32_builtins.
6853 (arm_expand_acle_builtin): New.
6854 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
6855 * config/arm/arm_acle_builtins.def: New.
6857 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
6859 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
6860 (arm_builtin_datum): ... this.
6861 (arm_init_neon_builtin): Rename to ...
6862 (arm_init_builtin): ... this. Add a new parameters PREFIX
6863 and USE_SIG_IN_NAME.
6864 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
6865 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
6866 'arm_builtin_datum'.
6867 (arm_init_vfp_builtins): Likewise.
6868 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
6869 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
6870 (arm_expand_neon_args): Rename to ...
6871 (arm_expand_builtin_args): ... this. Rename builtin_arg
6872 enum values and differentiate between ARG_BUILTIN_MEMORY
6873 and ARG_BUILTIN_NEON_MEMORY.
6874 (arm_expand_neon_builtin_1): Rename to ...
6875 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
6876 values, arm_expand_builtin_args and add bool parameter NEON.
6877 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
6878 (arm_expand_vfp_builtin): Likewise.
6879 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
6881 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6884 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
6885 * predict.c (tree_estimate_probability_bb): Reverse direction of
6886 polymorphic call predictor.
6888 2017-01-06 David Malcolm <dmalcolm@redhat.com>
6890 * passes.c (execute_one_pass): Split out pass-skipping logic into...
6891 (determine_pass_name_match): ...this new function and...
6892 (should_skip_pass_p): ...this new function.
6894 2017-01-06 Nathan Sidwell <nathan@acm.org>
6896 * ipa-visibility.c (function_and_variable_visibility): Reformat
6897 comments and long lines. Remove extrneous if.
6898 * symtab.c (symtab_node::make_decl_local): Fix code format.
6899 (symtab_node::set_section_for_node): Fix comment typo.
6901 2017-01-06 Martin Liska <mliska@suse.cz>
6904 * lra-constraints.c: Rename invariant to lra_invariant.
6905 * predict.c (set_even_probabilities): Initialize e to NULL.
6907 2017-01-05 Martin Sebor <msebor@redhat.com>
6909 PR tree-optimization/78910
6910 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
6911 (format_integer): Correct off-by-one error in the handling
6912 of precision with negative numbers in signed conversions..
6914 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
6916 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
6918 2017-01-05 Jakub Jelinek <jakub@redhat.com>
6920 PR tree-optimization/71016
6921 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
6922 factor_out_conditional_conversion. Formatting fix.
6923 (factor_out_conditional_conversion): Add cond_stmt argument.
6924 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
6925 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
6928 2017-01-05 David Malcolm <dmalcolm@redhat.com>
6930 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
6931 read-rtl-function.o, and selftest-rtl.o.
6932 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
6933 (selftest::aarch64_test_loading_full_dump): New function.
6934 (selftest::aarch64_run_selftests): New function.
6935 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
6936 selftest::aarch64_run_selftests.
6937 * config/i386/i386.c
6938 (selftest::ix86_test_loading_dump_fragment_1): New function.
6939 (selftest::ix86_test_loading_call_insn): New function.
6940 (selftest::ix86_test_loading_full_dump): New function.
6941 (selftest::ix86_test_loading_unspec): New function.
6942 (selftest::ix86_run_selftests): Call the new functions.
6943 * emit-rtl.c (maybe_set_max_label_num): New function.
6944 * emit-rtl.h (maybe_set_max_label_num): New decl.
6945 * function.c (instantiate_decls): Guard call to
6946 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
6947 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
6949 * gensupport.c (gen_reader::gen_reader): Pass "false"
6950 for new "compact" param of rtx_reader.
6951 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
6952 rather than an empty string for NULL strings.
6953 * read-md.c: Potentially include config.h rather than bconfig.h.
6954 Wrap include of errors.h with #ifdef GENERATOR_FILE.
6955 (have_error): New global, copied from errors.c.
6956 (md_reader::read_name): Rename to...
6957 (md_reader::read_name_1): ...this, adding "out_loc" param,
6958 and converting "missing name or number" to returning false, rather
6960 (md_reader::read_name): Reimplement in terms of read_name_1.
6961 (md_reader::read_name_or_nil): New function.
6962 (md_reader::read_string): Handle "(nil)" by returning NULL.
6963 (md_reader::md_reader): Add new param "compact".
6964 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
6965 (md_reader::read_file): New method.
6966 * read-md.h (md_reader::md_reader): Add new param "compact".
6967 (md_reader::read_file): New method.
6968 (md_reader::is_compact): New accessor.
6969 (md_reader::read_name): Convert return type from void to file_location.
6970 (md_reader::read_name_or_nil): New decl.
6971 (md_reader::read_name_1): New decl.
6972 (md_reader::m_compact): New field.
6973 (noop_reader::noop_reader): Pass "false" for new "compact" param
6975 (rtx_reader::rtx_reader): Add new "compact" param.
6976 (rtx_reader::read_rtx_operand): Make virtual and convert return
6977 type from void to rtx.
6978 (rtx_reader::read_until): New decl.
6979 (rtx_reader::handle_any_trailing_information): New virtual function.
6980 (rtx_reader::postprocess): New virtual function.
6981 (rtx_reader::finalize_string): New virtual function.
6982 (rtx_reader::m_in_call_function_usage): New field.
6983 (rtx_reader::m_reuse_rtx_by_id): New field.
6984 * read-rtl-function.c: New file.
6985 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
6986 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
6987 (selftest::verify_three_block_rtl_cfg): New decl.
6988 * read-rtl-function.h: New file.
6989 * read-rtl.c: Potentially include config.h rather than bconfig.h.
6990 For host, include function.h, memmodel.h, and emit-rtl.h.
6991 (one_time_initialization): New function.
6992 (struct compact_insn_name): New struct.
6993 (compact_insn_names): New array.
6994 (find_code): Handle insn codes in compact dumps.
6995 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
6996 (bind_subst_iter_and_attr): Likewise.
6997 (add_condition_to_string): Likewise.
6998 (add_condition_to_rtx): Likewise.
6999 (apply_attribute_uses): Likewise.
7000 (add_current_iterators): Likewise.
7001 (apply_iterators): Likewise.
7002 (initialize_iterators): Guard usage of apply_subst_iterator with
7003 #ifdef GENERATOR_FILE.
7004 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
7005 (md_reader::read_mapping): Likewise.
7006 (add_define_attr_for_define_subst): Likewise.
7007 (add_define_subst_attr): Likewise.
7008 (read_subst_mapping): Likewise.
7009 (check_code_iterator): Likewise.
7010 (rtx_reader::read_rtx): Likewise. Move one-time initialization
7012 (one_time_initialization): New function.
7013 (rtx_reader::read_until): New method.
7014 (read_flags): New function.
7015 (parse_reg_note_name): New function.
7016 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
7017 Handle reuse_rtx ids.
7018 Wrap iterator lookup within #ifdef GENERATOR_FILE.
7019 Add parsing support for RTL dumps, mirroring the special-cases in
7020 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
7021 values, and calling handle_any_trailing_information.
7022 (rtx_reader::read_rtx_operand): Convert return type from void
7023 to rtx, returning return_rtx. Handle case 'e'. Call
7024 finalize_string on XSTR and XTMPL fields.
7025 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
7026 "(nil)" values were omitted. Call the postprocess vfunc on the
7028 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
7029 class ctor. Initialize m_in_call_function_usage. Call
7030 one_time_initialization.
7031 * rtl-tests.c (selftest::test_uncond_jump): Call
7032 set_new_first_and_last_insn.
7033 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
7034 * selftest-rtl.c: New file.
7035 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
7036 (selftest::get_insn_by_uid): New decl.
7037 * selftest-run-tests.c (selftest::run_tests): Call
7038 read_rtl_function_c_tests.
7039 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
7040 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
7043 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
7045 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
7046 operands in a special way. Assert that pos+len <= mode precision.
7048 2017-01-05 Jakub Jelinek <jakub@redhat.com>
7050 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
7051 3 argument Alias with unlimited for the negative form.
7052 (fno-vect-cost-model): Removed.
7054 2017-01-05 Martin Liska <mliska@suse.cz>
7056 * hsa-gen.c (gen_hsa_divmod): New function.
7057 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
7059 2017-01-05 Martin Liska <mliska@suse.cz>
7062 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
7065 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7067 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
7068 small constant length operands.
7070 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7072 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
7073 between loop iterations.
7075 2017-01-05 Martin Liska <mliska@suse.cz>
7078 * gimplify.c (gimplify_decl_expr): Compare to
7079 asan_poisoned_variables instread of checking flags.
7080 (gimplify_target_expr): Likewise.
7081 (gimplify_expr): Likewise.
7082 (gimplify_function_tree): Conditionally initialize
7083 asan_poisoned_variables.
7085 2017-01-04 Jeff Law <law@redhat.com>
7087 PR tree-optimizatin/78812
7088 * rtl.h (contains_mem_rtx_p): Prototype.
7089 * ifcvt.c (containts_mem_rtx_p): Move from here to...
7090 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
7091 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
7092 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
7093 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
7095 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7097 * input.c (assert_char_at_range): Default-initialize actual_range.
7099 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7101 * df-scan.c (df_ref_create_structure): Make regno unsigned,
7102 to match the caller.
7104 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7106 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
7107 insns after final jump in test to emit dummy move.
7109 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7111 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
7112 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
7114 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7116 * multiple_target.c (create_dispatcher_calls): Init e_next.
7117 * tree-ssa-loop-split.c (split_loop): Init border.
7118 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
7121 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7126 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
7127 (altivec_register_operand): Do not return true if the operand
7128 contains a SUBREG mixing SImode and SFmode.
7129 (vsx_register_operand): Likewise.
7130 (vsx_reg_sfsubreg_ok): New predicate.
7131 (vfloat_operand): Do not return true if the operand contains a
7132 SUBREG mixing SImode and SFmode.
7133 (vint_operand): Likewise.
7134 (vlogical_operand): Likewise.
7135 (gpc_reg_operand): Likewise.
7136 (int_reg_operand): Likewise.
7137 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
7138 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
7139 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
7141 (rs6000_emit_move_si_sf_subreg): New helper function.
7142 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
7143 fixup SUBREGs involving SImode and SFmode.
7144 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
7145 numbers for the new peephole2 optimization.
7146 (peephole2 for SFmode unions): New peephole2 to optimize cases in
7147 the GLIBC math library that do AND/IOR/XOR operations on single
7148 precision floating point.
7149 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
7150 target macros to say whether we need to avoid SUBREGs mixing
7152 (TARGET_ALLOW_SF_SUBREG): Likewise.
7153 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
7154 (UNSPEC_SI_FROM_SF): Likewise.
7155 (iorxor): Change spacing.
7156 (and_ior_xor): New iterator for AND, IOR, and XOR.
7157 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
7158 (movdi_from_sf_zero_ext): Likewise.
7159 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
7160 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
7161 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
7162 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
7163 (fms<mode>4): Likewise.
7164 (fnma<mode>4): Likewise.
7165 (fnms<mode>4): Likewise.
7166 (nfma<mode>4): Likewise.
7167 (nfms<mode>4): Likewise.
7169 2017-01-04 Marek Polacek <polacek@redhat.com>
7172 * doc/invoke.texi: Document -Wpointer-compare.
7174 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7176 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
7179 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
7180 descriptions for -gdwarf-5 and emit them as uleb128 instead of
7183 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
7186 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
7187 documentation of the powerpc_popcntb_ok attribute.
7188 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7189 code to issue warning messages if a requested CPU configuration is
7190 not supported by the binary (assembler and loader) toolchain.
7191 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
7192 made to define a built-in function that has been disabled.
7193 (paired_init_builtins): Add assertion to prevent ICE if attempt is
7194 made to define a built-in function that has been disabled.
7195 (altivec_init_builtins): Add comment explaining why definition
7196 of the DST built-in functions is not preceded by an assertion
7197 check. Add assertions to prevent ICE if attempts are made to
7198 define an altivec predicate or an abs* built-in function that has
7200 (htm_init_builtins): Add comment explaining why definition of the
7201 htm built-in functions is not preceded by an assertion check.
7203 2017-01-04 Jeff Law <law@redhat.com>
7205 PR tree-optimizatin/67955
7206 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
7207 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
7208 the points-to solution does not include pt_null. Use DECL_PT_UID
7211 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
7213 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
7214 Use gen_int_mode instead of gen_lopwart for const_int operands.
7216 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7218 PR tree-optimization/71563
7219 * match.pd: Simplify X << Y into X if Y is known to be 0 or
7220 out of range value - has low bits known to be zero.
7222 2017-01-04 Alan Modra <amodra@gmail.com>
7224 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
7225 * configure: Regenerate.
7226 * config.in: Regenerate.
7228 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7231 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
7232 a substring of the message, but strcmp with the whole message. Ifdef
7233 ENABLE_NLS, translate the message first using dgettext.
7235 2017-01-03 Jeff Law <law@redhat.com>
7237 PR tree-optimizatin/78856
7238 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
7239 (mark_threaded_blocks): Remove code to truncate thread paths that
7240 cross multiple loop headers. Instead invalidate the cached loop
7241 iteration information and handle case of a thread path walking
7242 into an irreducible region.
7244 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
7247 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
7248 assertions. Add support for doing the signbit if the IEEE 128-bit
7249 floating point value is in a GPR.
7250 * config/rs6000/rs6000.md (Fsignbit): Delete.
7251 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
7252 Update the length attribute if the value is in a GPR.
7253 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
7254 the sign or zero extension instruction, since the value is always 0/1.
7255 (signbit<mode>2_dm2): Delete using <Fsignbit>.
7258 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
7259 extracting SImode to a GPR register so that we can generate a
7260 store, limit the vector to be in a traditional Altivec register
7261 for the vextuwrx instruction.
7263 2017-01-03 Ian Lance Taylor <iant@google.com>
7265 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
7267 2017-01-03 Martin Sebor <msebor@redhat.com>
7269 PR tree-optimization/78696
7270 * gimple-ssa-sprintf.c (format_floating): Correct handling of
7271 precision. Use MPFR for %f for greater fidelity. Correct handling
7273 (pass_sprintf_length::compute_format_length): Set width and precision
7274 specified by asrerisk to void_node for vararg functions.
7275 (try_substitute_return_value): Adjust dump output.
7277 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
7279 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
7281 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
7283 * doc/invoke.texi (SPARC options): Document -mlra as the default.
7284 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
7285 -mlra/-mno-lra was passed to the compiler.
7287 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
7289 PR rtl-optimization/65618
7290 * emit-rtl.c (try_split): Move initialization of "before" and
7291 "after" to just before the call to emit_insn_after_setloc.
7293 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7295 * doc/md.texi (Standard Names): Remove reference to Java frontend.
7297 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
7299 * dwarf2out.c (gen_enumeration_type_die): When
7300 -gno-strict-dwarf, add a DW_AT_encoding attribute.
7302 2017-01-03 Jakub Jelinek <jakub@redhat.com>
7304 PR tree-optimization/78965
7305 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7306 Change first argument from const call_info & to call_info &. For %n
7307 set info.nowrite to false.
7310 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
7311 possibly throwing calls.
7313 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
7314 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
7315 and fns handling, rather than in a separate case SSA_NAME.
7317 2017-01-02 Jeff Law <law@redhat.com>
7319 * config/darwin-driver.c (darwin_driver_init): Const-correctness
7320 fixes for first_period and second_period variables.
7322 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
7325 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
7326 (*insvqi_1): New insn pattern.
7327 (*insvqi_1_mem_rex64): Ditto.
7329 (*insvqi_3): Rename from *insvqi.
7331 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
7333 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7335 * doc/cfg.texi (Edges): Remove reference to Java.
7336 (Maintaining the CFG): Ditto.
7338 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7341 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
7342 transparent aliases.
7344 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7347 * predict.def (PRED_CALL): Update hitrate.
7348 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
7349 * predict.c (tree_estimate_probability_bb): Split CALL predictor
7350 into direct/indirect/polymorphic variants.
7352 2017-01-01 Jakub Jelinek <jakub@redhat.com>
7354 Update copyright years.
7356 * gcc.c (process_command): Update copyright notice dates.
7357 * gcov-dump.c (print_version): Ditto.
7358 * gcov.c (print_version): Ditto.
7359 * gcov-tool.c (print_version): Ditto.
7360 * gengtype.c (create_file): Ditto.
7361 * doc/cpp.texi: Bump @copying's copyright year.
7362 * doc/cppinternals.texi: Ditto.
7363 * doc/gcc.texi: Ditto.
7364 * doc/gccint.texi: Ditto.
7365 * doc/gcov.texi: Ditto.
7366 * doc/install.texi: Ditto.
7367 * doc/invoke.texi: Ditto.
7369 Copyright (C) 2017 Free Software Foundation, Inc.
7371 Copying and distribution of this file, with or without modification,
7372 are permitted in any medium without royalty provided the copyright
7373 notice and this notice are preserved.