1 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3 PR tree-optimization/89725
4 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5 loop's chrec as invariant symbol.
6 * tree-chrec.h (chrec_contains_symbols): New parameter.
7 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
8 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
9 function of loops not in DDR's loop_nest.
10 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
12 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
15 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
18 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
22 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
24 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
26 * sched-deps.c (sched_macro_fuse_insns): Check return value of
27 targetm.fixed_condition_code_regs.
29 2019-04-05 Richard Biener <rguenther@suse.de>
33 * tree-cfgcleanup.c (remove_forwarder_block): Always move
34 debug bind stmts but reset them if they are not valid at the
37 2019-04-05 Martin Liska <mliska@suse.cz>
40 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
41 order to wrap keywords or arguments.
42 * collect2.c (main): Likewise.
43 (scan_prog_file): Likewise.
44 (scan_libraries): Likewise.
45 * common/config/riscv/riscv-common.c
46 (riscv_subset_list::parsing_subset_version): Likewise.
47 (riscv_subset_list::parse_std_ext): Likewise.
48 * config/aarch64/aarch64.c (aarch64_override_options_internal):
50 * config/arm/arm.c (arm_option_override): Likewise.
51 * config/cris/cris.c (cris_print_operand): Likewise.
52 * config/darwin-c.c (darwin_pragma_options): Likewise.
53 (darwin_pragma_unused): Likewise.
54 (darwin_pragma_ms_struct): Likewise.
55 * config/ft32/ft32.c (ft32_print_operand): Likewise.
56 * config/i386/i386.c (print_reg): Likewise.
57 (ix86_print_operand): Likewise.
58 * config/i386/xm-djgpp.h: Likewise.
59 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
60 * config/m32c/m32c.c (m32c_option_override): Likewise.
61 * config/msp430/msp430.c (msp430_option_override): Likewise.
62 * config/nds32/nds32.c (nds32_option_override): Likewise.
63 * config/nvptx/mkoffload.c (main): Likewise.
64 * config/rx/rx.c (rx_print_operand): Likewise.
65 (valid_psw_flag): Likewise.
66 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
67 (vms_pragma_nomember_alignment): Likewise.
68 (vms_pragma_extern_model): Likewise.
69 * lto-wrapper.c (compile_offload_image): Likewise.
70 * omp-offload.c (oacc_parse_default_dims): Likewise.
71 * symtab.c (symtab_node::verify_base): Likewise.
72 * tlink.c (recompile_files): Likewise.
73 (start_tweaking): Likewise.
74 * tree-profile.c (parse_profile_filter): Likewise.
76 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
78 PR tree-optimization/89956
79 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
80 multiple negates of the same value.
82 2019-04-04 Martin Sebor <msebor@redhat.com>
86 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
87 have the same precision since the function crashes otherwise.
88 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
89 has non-zero arguments.
91 2019-04-04 Martin Sebor <msebor@redhat.com>
94 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
95 out if the number of arguments is less than expected.
97 2019-04-04 Jeff Law <law@redhat.com>
99 PR rtl-optimization/89399
100 * ree.c (combine_set_extension): Use single_set rather than
101 digging into PATTERN for items on the candidate list.
102 (combine_reaching_defs): Likewise.
104 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
106 PR rtl-optimization/46590
107 * loop-invariant.c (find_defs): Move df_remove_problem and
108 df_process_deferred_rescans to move_invariants.
109 Move df_live_add_problem and df_live_set_all_dirty calls
111 (move_invariants): Likewise.
112 (move_loop_invariants): Likewise, making the df_live calls
113 conditional on -O. Remove the problem again if we added it
116 2019-04-03 qing zhao <qing.zhao@oracle.com>
118 PR tree-optimization/89730
119 * ipa-inline.c (can_inline_edge_p): Delete the checking for
120 -flive-patching=inline-only-static.
121 (can_inline_edge_by_limits_p): Add the checking for
122 -flive-patching=inline-only-static and grant always_inline
123 even when -flive-patching=inline-only-static is specified.
125 2019-04-03 Jeff Law <law@redhat.com>
127 PR rtl-optimization/81025
128 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
130 2019-04-03 Richard Biener <rguenther@suse.de>
132 PR tree-optimization/84101
133 * tree-vect-stmts.c: Include explow.h for hard_function_value,
134 regs.h for hard_regno_nregs.
135 (cfun_returns): New helper.
136 (vect_model_store_cost): When vectorizing a store to a decl
137 we return and the function ABI returns in a multi-reg location
138 account for the possible spilling that will happen.
140 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
142 * config/s390/s390.c (s390_legitimate_address_p): Reject long
143 displacement addresses for vector mode operands.
145 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
147 * config/arc/arc.c (GMASK_LEN): Define.
148 (arc_restore_callee_saves): Restore first blink when
151 2019-04-03 Sudakshina Das <sudi.das@arm.com>
153 * doc/extend.texi: Add deprecated comment on sign-return-address
154 function attribute and add mbranch-protection.
155 * doc/invoke.texi: Add bti to the options for mbranch-protection.
157 2019-04-03 Richard Biener <rguenther@suse.de>
160 * lto-wrapper.c (run_gcc): Avoid implicit rules making
161 the all target phony.
163 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
167 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
168 Return false for variable DImode shifts.
169 (dimode_scalar_chain::compute_convert_gain): Do not handle
170 register count operand in variable DImode shifts.
171 (dimode_scalar_chain::make_vector_copies): Remove support to copy
172 count argument of a variable shift instruction to a vector register.
173 (dimode_scalar_chain::convert_reg): Remove support to convert
174 count argument of a variable shift instruction.
176 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
178 PR rtl-optimization/84206
179 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
180 iterating over loop headers.
182 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
184 PR rtl-optimization/85876
185 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
186 beyond the original fence.
188 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
190 * config.gcc: Mark spu* targets as deprecated/obsolete.
192 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
194 * config/s390/s390-builtin-types.def: New builtin function type
195 definitions. Remove unused types.
196 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
197 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
198 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
200 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
201 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
202 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
203 (vec_double, vec_signed, vec_unsigned): Define to use the new
205 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
208 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
210 * config/s390/s390-builtin-types.def: New builtin function type
212 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
213 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
214 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
215 (s390_vstrszh, s390_vstrszf): New low-level builtins.
216 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
217 constant definitions.
218 * config/s390/vecintrin.h (vec_search_string_cc)
219 (vec_search_string_until_zero_cc): New builtin name definitions.
220 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
222 ("vec_vstrs<mode>"): New insn definition.
224 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
226 * config/s390/s390-builtin-types.def: Add new builtin function
228 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
229 New overloaded builtins.
230 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
232 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
233 (UNSPEC_VEC_SLDBYTE): ... this.
234 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
235 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
237 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
238 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
239 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
241 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
243 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
245 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
246 * config/s390/vector.md (V_HW_HSD): ... here.
248 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
250 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
251 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
252 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
253 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
254 New insn definitions.
256 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
258 * config/s390/s390-builtin-types.def: Add new builtin function type.
259 * config/s390/s390-builtins.def: Add overloaded builtin
260 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
261 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
262 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
263 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
264 ("eltswap<mode>"): New expander.
265 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
268 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
270 * config/s390/s390-builtin-types.def: Add new builtin function types.
271 * config/s390/s390-builtins.def: Add overloaded builtin
272 s390_vec_revb. Add low-level builtins for vlbr and vstbr
274 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
275 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
276 ("bswap<mode>"): New expander.
277 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
279 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
281 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
282 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
283 vector builtin version number in __VEC__.
285 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
287 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
289 (SFSI): New mode attribute.
290 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
291 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
293 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
294 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
295 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
296 ("floatsi<mode>2"): Add wcefb instruction.
298 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
300 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
301 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
303 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
304 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
305 support 32 bit fp-int conversions. Rename to ...
306 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
307 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
308 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
309 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
312 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
314 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
315 if-then-else constructs if we can use the select instruction.
316 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
318 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
320 * config/s390/s390.md ("*popcountdi_arch13_cc")
321 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
323 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
324 Append _z196 to make it ...
325 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
326 ("popcounthi2_z196"): ... this.
327 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
328 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
330 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
332 * config/s390/s390.c (s390_canonicalize_comparison): Convert
333 certain compares for arch13 in order to make use of the condition
334 code result produced by the new instructions.
335 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
336 nxrk, and nxgrk instruction patterns.
337 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
338 (inv_no): Add new code iterator together with some attributes.
339 ("*andc_split_<mode>"): Disable splitter for arch13.
340 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
341 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
342 ("*<ANDOR:bitops_name>c<GPR:mode>")
343 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
344 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
345 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
346 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
348 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
350 * common/config/s390/s390-common.c (processor_flags_table): New
352 * config.gcc: Support arch13 with the --with-arch= configure flag.
353 * config/s390/driver-native.c (s390_host_detect_local_cpu):
354 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
355 * config/s390/s390.c (s390_get_sched_attrmask)
356 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
357 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
358 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
359 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
360 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
362 * config/s390/s390.opt: Support arch13 as processor type in
363 command line options.
365 2019-04-02 Martin Liska <mliska@suse.cz>
368 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
369 Fix param description of graphite-max-arrays-per-scop.
371 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
373 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
374 (ASAN_CC1_SPEC): Use it in 64-bit mode.
375 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
377 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
379 PR rtl-optimization/85412
380 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
381 sel_sched_region_1, not after.
383 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
385 PR rtl-optimization/86928
386 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
387 compute_live if necessary.
388 (sel_redirect_edge_and_branch): Likewise.
390 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
392 PR rtl-optimization/89865
393 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
394 register if it is a part of small class.
396 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
398 PR rtl-optimization/87273
399 * sel-sched-ir.c (merge_fences): Remove assert.
401 2019-04-01 Richard Biener <rguenther@suse.de>
403 PR tree-optimization/46590
404 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
405 (dom_walker::m_reachability): Add in place of...
406 (dom_walker::m_skip_unreachable_blocks): ...this.
407 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
408 Move complex initialization ...
409 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
410 lazily and initialize edge flags on each invocation.
411 (dom_walker::bb_reachable): Use m_reachability.
413 2019-04-01 Martin Liska <mliska@suse.cz>
416 * opt-suggestions.c (option_proposer::build_option_suggestions):
417 Add variant without any argument in order to provide better
420 2019-04-01 Richard Biener <rguenther@suse.de>
423 * gimple.c: Include langhooks.h.
424 (gimple_get_alias_set): Treat enumeral types as the underlying
427 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
428 Eric Botcazou <ebotcazou@adacore.com>
430 PR rtl-optimization/89862
431 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
432 that operates on the full registers for WORD_REGISTER_OPERATIONS
435 2019-03-29 Jim Wilson <jimw@sifive.com>
437 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
438 Clear MASK_RVC and then set if C subset supported.
440 2019-03-29 Jakub Jelinek <jakub@redhat.com>
443 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
444 non-addressable complit into its initializer if it is volatile.
446 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
448 * opts-common.c (integral_argument): Set errno properly in one case.
450 2019-03-29 Martin Liska <mliska@suse.cz>
452 * doc/invoke.texi: Remove -Wchkp from documentation.
454 2019-03-29 Martin Liska <mliska@suse.cz>
456 * dbgcnt.c (print_limit_reach): New function.
459 2019-03-29 Martin Liska <mliska@suse.cz>
461 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
462 (dbg_cnt_process_opt): Parse first tokens aas
463 dbg_cnt_process_single_pair is also using strtok.
465 2019-03-29 Jakub Jelinek <jakub@redhat.com>
467 PR rtl-optimization/87485
468 * function.c (expand_function_end): Move stack_protect_epilogue
469 before loading of return value into hard register(s).
471 2019-03-28 Jakub Jelinek <jakub@redhat.com>
474 * tree-inline.h (struct copy_body_data): Add
475 dont_remap_vla_if_no_change flag.
476 * tree-inline.c (remap_type_3, remap_type_2): New functions.
477 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
478 and remap_type_2 returns false.
479 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
480 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
481 only from where it is copied to nested contexts.
483 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
486 * config/i386/i386.md (RMW operation with LEA peephole):
487 Use LEAMODE mode attribute instead of SWI mode iterator for
490 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
493 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
494 Also process XEXP (src, 0) of a shift insn.
496 2019-03-28 David Malcolm <dmalcolm@redhat.com>
499 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
500 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
502 2019-03-28 Jakub Jelinek <jakub@redhat.com>
504 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
506 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
507 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
508 immediately after first one with df_analyze in between, but rather
509 process all bbs, queueing ones that need second pass in a worklist,
510 df_analyze, process queued debug insn changes and if second pass is
511 needed, process bbs from worklist, df_analyze, process queued debug
514 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
515 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
516 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
518 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
521 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
524 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
527 * config/i386/i386.c (ix86_function_value_1): Call the newly added
528 function for 32-bit MS_ABI.
529 (function_value_ms_32): New function.
531 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
533 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
534 (movdi): Call gen_movdi_symbol_save_scc.
535 (gen_movdi_symbol_save_scc): New insn and split.
537 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
539 PR rtl-optimization/89313
540 * function.c (matching_constraint_num): New static function.
541 (match_asm_constraints_1): Use it. Fixup white space and comment.
542 Don't replace inputs with non-matching constraints which conflict
543 with early clobber outputs.
545 2019-03-27 Jeff Law <law@redhat.com>
548 PR rtl-optimization/87761
549 PR rtl-optimization/89826
550 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
552 (pass_cprop_hardreg::execute): Call df_analyze after adding the
553 note problem to get REG_DEAD/REG_UNUSED notes updated.
555 2019-03-27 Richard Biener <rguenther@suse.de>
557 PR tree-optimization/89463
558 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
559 queue edges to remove.
560 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
561 dead stmts. Delay edge removal until PHIs are removed to
562 make debug-stmt creation not confused by seemingly degenerate
565 2019-03-27 Alan Modra <amodra@gmail.com>
567 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
569 * config/rs6000/darwin.h: Likewise.
570 * config/rs6000/rs6000.c: Likewise.
572 2019-03-27 Alan Modra <amodra@gmail.com>
574 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
575 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
577 2019-03-26 Andrew Waterman <andrew@sifive.com>
578 Jim Wilson <jimw@sifive.com>
580 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
581 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
582 (generic_idivdi, generic_fmul_single, generic_fmul_double)
583 (generic_fdiv, generic_fsqrt): Add check for generic tune.
584 (generic_alu): Add auipc to type list.
585 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
586 (riscv_microarchitecture): Declare.
587 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
588 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
590 (riscv_microarchitecture): New.
591 (sifive_7_tune_info): New.
592 (riscv_cpu_info_table): Add microarchitecture value for rocket and
593 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
595 (riscv_store_data_bypass_p): New.
596 (riscv_option_override): Set riscv_microarchitecture from
597 cpu->microarchitecture.
598 * config/riscv/riscv.md: Include sifive-7.md.
601 (auipc<mode>): Change type to auipc.
602 (restore_stack_nonlocal): New.
603 * config/riscv/sifive-7.md: New.
604 * doc/invoke.texi (RISC-V Options): Update mtune docs.
606 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
609 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
610 Also process XEXP (src, 0) of a shift insn.
612 2019-03-26 Richard Biener <rguenther@suse.de>
614 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
615 (copy_debug_stmt): Likewise.
616 (expand_call_inline): Likewise.
617 (copy_bb): Avoid redundant lookup & set of gimple_block.
618 * gimple-low.c (lower_gimple_return): Likewise.
619 (lower_builtin_setjmp): Likewise.
621 2019-03-26 Jakub Jelinek <jakub@redhat.com>
623 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
624 is constant 0, turn into static const data member initialized to false.
625 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
626 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
628 2019-03-26 Jason Merrill <jason@redhat.com>
629 Jakub Jelinek <jakub@redhat.com>
631 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
633 (mem_alloc_description::release_object_overhead): Fix comment typos.
634 * hash-table.h (hash_table::~hash_table): Call
635 release_instance_overhead only if m_entries is non-NULL, otherwise
636 call unregister_descriptor.
638 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
640 PR tree-optimization/81740
641 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
642 In case of outer loop vectorization, check for backward dependence
643 at the inner loop if outer loop dependence is reversed.
645 2019-03-26 Alan Modra <amodra@gmail.com>
647 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
648 rs6000_vector_mem init. Correct wI and wJ comment.
650 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
652 PR rtl-optimization/88347
653 PR rtl-optimization/88423
654 * sched-deps.c (sched_analyze_insn): Take into account that for
655 tablejumps the barrier appears after a label and a jump_table_data.
657 2019-03-25 Martin Sebor <msebor@redhat.com>
660 * c-common.c (check_user_alignment): Rename local. Correct maximum
661 alignment in diagnostic. Avoid assuming argument fits in SHWI,
662 convert it to UHWI when it fits.
664 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
667 * dwarf2out.c (premark_used_variables): New function.
668 (prune_unused_types_walk): Do not mark not premarked external
670 (prune_unused_types): Call premark_used_variables.
672 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
674 PR rtl-optimization/89676
675 * lra-constraints.c (curr_insn_transform): Do match reload for
676 early clobbers when the match was successful only for different
679 2019-03-25 Martin Sebor <msebor@redhat.com>
681 * doc/extend.texi (Common Type Attributes): Document vector_size.
682 (Common Variable Attributes): Mention size constraint. Correct
684 (Vector Extensions): Use @dfn when defining bas type. Clarify
685 base type and size constraints.
687 2019-03-25 Richard Biener <rguenther@suse.de>
689 PR tree-optimization/89789
690 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
691 changes from non-undefined back to undefined.
693 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
695 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
696 heap string and a gc string, but since this variable is unknown to
697 ggc the gc string might get reused and corrupted. Fixed by always
700 2019-03-25 Richard Biener <rguenther@suse.de>
702 PR tree-optimization/89779
703 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
704 to remove IV defs, delay actual removal.
705 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
706 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
707 very end, properly also reset loop control IV information.
709 2019-03-25 Richard Biener <rguenther@suse.de>
711 PR tree-optimization/89802
712 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
713 move EH data to folded stmt.
715 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
717 * config/s390/s390-builtin-types.def: Remove few unused types and
718 fix sort order for others.
720 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
722 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
723 expected and found types with -mdebug during builtin matching.
725 2019-03-25 Richard Biener <rguenther@suse.de>
728 * fold-const.c (operand_equal_p): Revert last change with
731 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
733 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
734 notes for the result of the __tls_get_addr calls.
735 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
737 2019-03-24 Jeff Law <law@redhat.com>
739 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
741 PR rtl-optimization/87761
742 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
743 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
745 (pass_cprop_hardreg::execute): Add df note problem and defer insn
746 rescans. Reprocess blocks as needed, calling df_analyze before
747 reprocessing. Always call df_analyze before fixing up debug bind
750 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
752 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
755 2019-03-22 Andrew Pinski <apinski@marvell.com>
757 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
760 2019-03-26 Jeff Law <law@redhat.com>
762 PR rtl-optimization/87761
763 * config/mips/mips-protos.h (mips_split_move): Add new argument.
764 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
765 (mips_split_move): Accept new INSN argument. Try to forward SRC
766 into the next instruction.
767 (mips_split_move_insn): Pass INSN through to mips_split_move.
769 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
771 PR rtl-optimization/89676
772 * lra-constraints.c (curr_insn_transform): Do match reload for
773 early clobbers even if the match was successful.
775 2019-03-22 Jakub Jelinek <jakub@redhat.com>
778 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
780 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
782 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
784 2019-03-22 Jakub Jelinek <jakub@redhat.com>
786 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
787 <avx512>_fmsub_<mode>_mask3<round_name>,
788 <avx512>_fnmadd_<mode>_mask3<round_name>,
789 <avx512>_fnmsub_<mode>_mask3<round_name>,
790 avx512f_vmfmadd_<mode>_mask3<round_name>,
791 avx512f_vmfmsub_<mode>_mask3<round_name>,
792 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
793 instead of register_operand and %v instead of v for match_operand 1.
794 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
795 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
796 <round_nimm_predicate> instead of register_operand and %v instead of v
799 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
800 <avx512>_fmadd_<mode>_mask3<round_name>,
801 <avx512>_fmsub_<mode>_mask<round_name>,
802 <avx512>_fmsub_<mode>_mask3<round_name>,
803 <avx512>_fnmadd_<mode>_mask<round_name>,
804 <avx512>_fnmadd_<mode>_mask3<round_name>,
805 <avx512>_fnmsub_<mode>_mask<round_name>,
806 <avx512>_fnmsub_<mode>_mask3<round_name>,
807 <avx512>_fmaddsub_<mode>_mask<round_name>,
808 <avx512>_fmaddsub_<mode>_mask3<round_name>,
809 <avx512>_fmsubadd_<mode>_mask<round_name>,
810 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
811 <round_nimm_predicate> instead of nonimmediate_operand.
812 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
813 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
814 Use register_operand instead of <round_nimm_predicate> for the
815 operand that needs to match output.
816 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
817 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
818 Likewise. Formatting fixes.
821 * config/i386/i386.c (enum ix86_builtins): Remove
822 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
823 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
824 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
825 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
826 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
827 __builtin_ia32_vfmsubss3_mask3): New builtins.
828 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
829 avx512f_vmfmadd_<mode>_mask3<round_name>,
830 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
831 *avx512f_vmfmsub_<mode>_mask<round_name>,
832 avx512f_vmfmsub_<mode>_mask3<round_name>,
833 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
834 *avx512f_vmfnmadd_<mode>_mask<round_name>,
835 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
836 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
837 *avx512f_vmfnmsub_<mode>_mask<round_name>,
838 avx512f_vmfnmsub_<mode>_mask3<round_name>,
839 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
840 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
841 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
842 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
843 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
844 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
845 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
846 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
847 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
848 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
849 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
850 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
851 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
852 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
853 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
854 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
855 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
856 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
857 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
858 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
859 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
860 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
862 2019-03-21 Martin Sebor <msebor@redhat.com>
864 PR tree-optimization/89350
865 * builtins.c (compute_objsize): Also ignore offsets whose upper
867 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
868 (builtin_memref::builtin_memref): Initialize new member.
869 Allow EXPR to be null.
870 (builtin_memref::extend_offset_range): Replace local with a member.
871 Avoid assuming pointer offsets are unsigned.
872 (builtin_memref::set_base_and_offset): Determine base object
873 before computing offset range.
874 (builtin_access::builtin_access): Handle memset.
875 (builtin_access::generic_overlap): Replace local with a member.
876 (builtin_access::strcat_overlap): Same.
877 (builtin_access::overlap): Same.
878 (maybe_diag_overlap): Same.
879 (maybe_diag_access_bounds): Same.
880 (wrestrict_dom_walker::check_call): Handle memset.
881 (check_bounds_or_overlap): Same.
883 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
884 Jakub Jelinek <jakub@redhat.com>
887 * tree.c (fld_type_variant, fld_incomplete_type_of,
888 fld_process_array_type): Call fld->pset.add and don't call
889 add_tree_to_fld_list if it returns true.
890 (free_lang_data_in_type): Similarly with self-recursive call. Purge
891 non-marked types from TYPE_NEXT_VARIANT list.
892 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
894 2019-03-21 Jakub Jelinek <jakub@redhat.com>
896 * hash-table.h (hash_table): Add Lazy template parameter defaulted
897 to false, if true, don't alloc_entries during construction, but defer
898 it to the first method that needs m_entries allocated.
899 (hash_table::hash_table, hash_table::~hash_table,
900 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
901 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
902 hash_table::clear_slot, hash_table::traverse_noresize,
903 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
904 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
906 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
907 NO_INSERT instead of find_with_hash.
908 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
909 hash_set::m_table): Add Lazy to template params of hash_table.
910 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
911 * attribs.c (test_attribute_exclusions): Likewise.
912 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
913 hash_set. Add tests for hash_set with Lazy = true.
915 2019-03-21 Richard Biener <rguenther@suse.de>
917 PR tree-optimization/89779
918 * tree.c (tree_nop_conversion): Consolidate and fix defensive
919 checks with respect to released SSA names now having error_mark_node
921 * fold-const.c (operand_equal_p): Likewise.
923 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
926 * config/s390/s390.c (global_not_special_regno_p): Move to make it
928 (s390_optimize_register_info): Use global_not_special_regno_p to
929 check for global regs.
931 2019-03-20 Jakub Jelinek <jakub@redhat.com>
934 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
935 update this_alternative nor this_alternative_set.
937 2019-03-19 Jim Wilson <jimw@sifive.com>
940 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
941 align, size, offset. Use them to handle a BLKmode reference. Update
943 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
945 2019-03-19 Jakub Jelinek <jakub@redhat.com>
947 PR rtl-optimization/89768
948 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
950 (unroll_loop_runtime_iterations): Likewise.
952 2019-03-19 Martin Sebor <msebor@redhat.com>
954 PR tree-optimization/89644
955 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
956 rather than endptr as an indicator of nul-termination.
958 PR tree-optimization/89644
959 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
960 arrays in determining sequence sizes in strncpy and stpncpy.
962 2019-03-19 Martin Liska <mliska@suse.cz>
965 * predict.c (combine_predictions_for_bb): Empty likely_edges and
966 unlikely_edges if there's an edge that belongs to both these sets.
968 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
971 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
972 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
973 go via a stack temporary.
975 2019-03-19 Jakub Jelinek <jakub@redhat.com>
978 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
979 instead of gen_rtx_SUBREG.
980 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
982 2019-03-19 Richard Biener <rguenther@suse.de>
985 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
987 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
991 * tree.c (free_lang_data_in_decl): Do not free context of C++
994 2019-03-19 Jakub Jelinek <jakub@redhat.com>
997 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
998 subs for the first alternative except when operands[3] is 1.
1001 * gimplify.c (gimplify_asm_expr): For output argument with
1002 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
1005 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
1007 PR rtl-optimization/89753
1008 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1009 explicit unrolling factor even more robust.
1011 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1014 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
1015 compensation use x2 += 1 instead of x2 -= -1 and when honoring
1016 signed zeros, do another copysign after the compensation.
1018 2019-03-18 Martin Sebor <msebor@redhat.com>
1020 PR tree-optimization/89720
1021 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
1022 more conservatively, the same as anti-range.
1024 2019-03-18 Richard Biener <rguenther@suse.de>
1027 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
1028 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
1029 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
1030 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
1032 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
1034 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
1035 Extend queue to 1024 entries.
1036 Add "consumed" field.
1037 (gomp_print_output): Remove print_index parameter.
1038 Add final parameter.
1039 Change limit to unsigned.
1040 Use consumed field to implement circular buffer.
1041 Detect interrupted print in final pass.
1042 Flush output at the end.
1043 (run): Update gomp_print_output usage.
1044 (main): Initialize kernargs->output_data.consumed.
1046 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
1048 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
1049 calculation of the minimum number of scalar iterations for
1050 fully-predicated loops.
1052 2019-03-18 Martin Jambor <mjambor@suse.cz>
1054 PR tree-optimization/89546
1055 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
1056 any propagation to its children took place.
1058 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
1061 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
1062 parameter, and make use of it.
1063 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
1065 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1067 * config/arc/arc.opt (mcode-density-frame): Get the inital value
1068 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
1069 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1070 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1071 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
1072 match what the ops is doing.
1073 (push_multi_fp_blink): Likewise.
1074 * config/arc/arc.c (arc_override_options): Enable enter/leave when
1075 compiling for size and elf target.
1076 (arc_save_callee_enter): Adjust note to match what enter/leave
1079 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1081 * config/arc/arc.md (tst_movb): Fix constraint.
1083 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1085 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
1087 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1089 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
1090 * config/arc/arc.c (arc_conditional_register_usage): Remove all
1091 reg_alloc_order references.
1092 (size_alloc_order): Define.
1093 (arc_adjust_reg_alloc_order): New function.
1094 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
1096 (ADJUST_REG_ALLOC_ORDER): Define.
1097 (HONOR_REG_ALLOC_ORDER): Likewise.
1099 2019-03-18 Richard Biener <rguenther@suse.de>
1102 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
1103 loads and stores a bit more.
1105 2019-03-18 Richard Biener <rguenther@suse.de>
1108 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
1109 load pessimization to stores as well.
1111 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
1114 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
1115 successor, use NULL as its av set.
1117 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1119 PR rtl-optimization/89721
1120 * lra-constraints (invariant_p): Return false if side_effects_p holds.
1122 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
1125 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1126 When handling vec_extract, use modular arithmetic to allow
1127 constant selectors greater than vector length.
1128 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
1129 V1TImode vectors to have constant selector values greater than 0.
1130 Use modular arithmetic to compute vector index.
1131 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
1132 index for in-memory vectors. Correct code generation for
1133 in-register vectors.
1134 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
1137 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
1141 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
1144 2019-03-15 Jakub Jelinek <jakub@redhat.com>
1147 * tree.c (inchash::add_expr): Strip any location wrappers.
1148 * fold-const.c (operand_equal_p): Move stripping of location wrapper
1149 after hash verification.
1152 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
1153 SIGN_EXTEND and ZERO_EXTEND.
1155 2019-03-14 Jason Merrill <jason@redhat.com>
1156 Jakub Jelinek <jakub@redhat.com>
1158 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
1159 than if is_empty (*slot).
1160 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
1161 existing elt and for elt removal.
1162 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
1163 of already removed elt.
1165 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
1168 * config/i386/i386.c (remove_partial_avx_dependency): Handle
1171 2019-03-14 Martin Liska <mliska@suse.cz>
1174 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
1176 2019-03-14 Richard Biener <rguenther@suse.de>
1179 * config/i386/i386.c (make_resolver_func): Properly set
1180 DECL_CONTEXT on the RESULT_DECL.
1181 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
1183 2019-03-14 Richard Biener <rguenther@suse.de>
1185 * gimple-pretty-print.c: Include cfgloop.h.
1186 (dump_gimple_phi): Adjust.
1187 (dump_gimple_bb_header): Dump loop header for GIMPLE.
1188 (pp_cfg_jump): Adjust.
1189 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
1190 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
1191 (lower_phi_internal_fn): Remove.
1192 (verify_gimple_call): Remove IFN_PHI special-casing.
1193 (dump_function_to_file): Dump IL state.
1194 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
1195 done to deal with PHI nodes being present in non-SSA state.
1197 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1200 * multiple_target.c (create_dispatcher_calls): Change
1201 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
1202 In the node->iterate_referring loop, push *ref rather than ref, call
1203 ref->remove_reference () and always pass 0 to iterate_referring.
1205 PR rtl-optimization/89679
1206 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
1207 would contain a paradoxical SUBREG.
1209 2019-03-14 Richard Biener <rguenther@suse.de>
1211 PR tree-optimization/89710
1212 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
1215 2019-03-14 Martin Liska <mliska@suse.cz>
1217 * coverage.c (coverage_begin_function): Stream also
1219 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
1220 documentation about function declaration location.
1221 * gcov-dump.c (tag_function): Print whole range
1222 of function declaration.
1223 * gcov.c (struct function_info): Add end_column field.
1224 (function_info::function_info): Initialize it.
1225 (output_json_intermediate_file): Output {start,end}_column
1227 (read_graph_file): Read end_column.
1229 2019-03-14 Richard Biener <rguenther@suse.de>
1232 * fold-const.c (operand_equal_p): For INDIRECT_REF check
1233 that the access types are similar.
1235 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1237 PR tree-optimization/89703
1238 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
1239 aren't compatible also with builtin_decl_explicit. Check pure
1240 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
1241 and BUILT_IN_STPNCPY{,_CHK}.
1243 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
1246 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
1247 addr32 prefix to VSIB address for X32.
1248 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
1250 (*avx512pf_gatherpf<mode>df_mask): Likewise.
1251 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
1252 (*avx512pf_scatterpf<mode>df_mask): Likewise.
1253 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
1254 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
1255 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
1256 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
1257 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
1258 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
1259 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
1260 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
1261 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
1262 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
1263 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
1264 (*avx512f_scatterdi<mode>): Likewise.
1266 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
1269 * lra-constraints.c (inherit_in_ebb): Update
1270 potential_reload_hard_regs along with live_hard_regs.
1272 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1275 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
1277 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
1279 2019-03-13 Martin Sebor <msebor@redhat.com>
1281 PR tree-optimization/89662
1282 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
1285 2019-03-13 Richard Biener <rguenther@suse.de>
1288 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
1289 throw FP expressions at tree-affine.
1291 2019-03-14 Richard Biener <rguenther@suse.de>
1293 * tree-pretty-print.c (dump_generic_node): For -gimple properly
1294 dump negative integer constants using _Literal (type) -num.
1296 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1298 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
1299 nonlocal_value member.
1302 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
1303 (ipa_simd_modify_function_body): Handle PHIs.
1305 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1307 * config/s390/s390.c (s390_option_override_internal): Use more
1308 aggressive inlining parameters.
1310 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1312 * config/s390/3906.md: New file.
1313 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1314 (LONGRUNNING_THRESHOLD): Remove.
1315 (MAX_SCHED_MIX_SCORE): Decrease.
1316 (MAX_SCHED_MIX_DISTANCE): Decrease.
1317 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
1318 (struct s390_sched_state): New struct to hold scheduling state.
1319 (S390_SCHED_STATE_NORMAL): Remove.
1320 (S390_SCHED_STATE_CRACKED): Remove.
1321 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
1322 (s390_get_sched_attrmask): Use new attribute.
1323 (s390_get_unit_mask): Use new units.
1324 (s390_is_fpd): New function.
1325 (s390_is_fxd): New function.
1326 (s390_is_longrunning): New function.
1327 (s390_sched_score): Use new functions.
1328 (s390_sched_reorder): Likewise.
1329 (s390_sched_variable_issue): Rework and use new functions.
1330 (s390_sched_init): Use new functions.
1331 * config/s390/s390.h (s390_tune_attr): Add z14.
1332 * config/s390/s390.md: Add z14.
1334 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1336 * config/s390/2964.md: Update pipeline description.
1337 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1338 (LONGRUNNING_THRESHOLD): Remove.
1339 (LATENCY_FACTOR): Remove.
1340 (s390_get_unit_mask): Add unit.
1341 (s390_sched_score): Use fxd/fpd.
1342 (s390_sched_variable_issue): Use fxd/fpd.
1344 2019-03-12 Martin Liska <mliska@suse.cz>
1346 * config/i386/i386.c: Reword an error message.
1348 2019-03-12 Martin Jambor <mjambor@suse.cz>
1350 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
1351 terminate with newline.
1353 2019-03-12 Jakub Jelinek <jakub@redhat.com>
1356 * config/s390/s390.md (tabort): Use %wd instead of
1357 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
1358 letters and periods.
1359 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
1360 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
1364 * builtins.c (expand_builtin_int_roundingfn,
1365 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
1366 gcc_unreachable if validate_arglist fails.
1368 2019-03-12 Richard Biener <rguenther@suse.de>
1370 PR tree-optimization/89664
1371 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
1372 free the occurance tree after the early out.
1374 2019-03-11 Jakub Jelinek <jakub@redhat.com>
1378 * vr-values.c (vr_values::update_value_range): If
1379 old_vr->varying_p (), don't update it, make new_vr also VARYING
1382 2019-03-11 Martin Liska <mliska@suse.cz>
1384 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1385 Fix double string quoting.
1387 2019-03-11 Martin Liska <mliska@suse.cz>
1389 * collect-utils.c (collect_wait): Wrap apostrophes
1390 in gcc internal format with %'.
1391 * collect2.c (main): Likewise.
1392 (scan_prog_file): Likewise.
1393 (scan_libraries): Likewise.
1394 * config/i386/i386.c (ix86_expand_call): Likewise.
1395 (ix86_handle_interrupt_attribute): Likewise.
1396 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
1397 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
1398 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
1399 * lto-wrapper.c (find_crtoffloadtable): Likewise.
1400 * symtab.c (symtab_node::verify_base): Likewise.
1401 * tree-cfg.c (verify_gimple_label): Likewise.
1402 * tree.c (verify_type_variant): Likewise.
1404 2019-03-11 Martin Liska <mliska@suse.cz>
1406 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
1407 in a string format message and fix GNU coding style.
1408 (expand_builtin_set_thread_pointer): Likewise.
1409 * common/config/aarch64/aarch64-common.c
1410 (aarch64_rewrite_selected_cpu): Likewise.
1411 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
1412 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
1413 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
1414 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
1415 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
1416 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
1417 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
1418 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
1419 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
1420 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
1422 * common/config/riscv/riscv-common.c
1423 (riscv_subset_list::parsing_subset_version): Likewise.
1424 (riscv_subset_list::parse_std_ext): Likewise.
1425 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1426 (riscv_subset_list::parse): Likewise.
1427 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
1428 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
1429 (aarch64_override_options_internal): Likewise.
1430 (aarch64_validate_mcpu): Likewise.
1431 (aarch64_validate_march): Likewise.
1432 (aarch64_validate_mtune): Likewise.
1433 (aarch64_override_options): Likewise.
1434 * config/alpha/alpha.c (alpha_option_override): Likewise.
1435 * config/arc/arc.c (arc_init): Likewise.
1436 (parse_mrgf_banked_regs_option): Likewise.
1437 (arc_override_options): Likewise.
1438 (arc_expand_builtin_aligned): Likewise.
1439 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
1440 (arm_expand_builtin): Likewise.
1441 * config/arm/arm.c (arm_option_check_internal): Likewise.
1442 (arm_configure_build_target): Likewise.
1443 (arm_option_override): Likewise.
1444 (arm_options_perform_arch_sanity_checks): Likewise.
1445 (arm_handle_cmse_nonsecure_entry): Likewise.
1446 (arm_handle_cmse_nonsecure_call): Likewise.
1447 (arm_tls_referenced_p): Likewise.
1448 (thumb1_expand_prologue): Likewise.
1449 * config/avr/avr.c (avr_option_override): Likewise.
1450 * config/bfin/bfin.c (bfin_option_override): Likewise.
1451 * config/c6x/c6x.c (c6x_option_override): Likewise.
1452 * config/cr16/cr16.c (cr16_override_options): Likewise.
1453 * config/cris/cris.c (cris_option_override): Likewise.
1454 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
1455 * config/darwin-c.c (macosx_version_as_macro): Likewise.
1456 * config/darwin.c (darwin_override_options): Likewise.
1457 * config/frv/frv.c (frv_expand_builtin): Likewise.
1458 * config/h8300/h8300.c (h8300_option_override): Likewise.
1459 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
1460 (ix86_option_override_internal): Likewise.
1461 (warn_once_call_ms2sysv_xlogues): Likewise.
1462 (ix86_expand_prologue): Likewise.
1463 (split_stack_prologue_scratch_regno): Likewise.
1464 (ix86_warn_parameter_passing_abi): Likewise.
1465 * config/ia64/ia64.c (fix_range): Likewise.
1466 * config/m68k/m68k.c (m68k_option_override): Likewise.
1467 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
1468 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
1469 (mips_set_compression_mode): Likewise.
1470 * config/mmix/mmix.c (mmix_option_override): Likewise.
1471 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
1472 * config/msp430/msp430.c (msp430_option_override): Likewise.
1473 * config/nds32/nds32.c (nds32_option_override): Likewise.
1474 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
1475 (nios2_option_override): Likewise.
1476 (nios2_expand_custom_builtin): Likewise.
1477 * config/nvptx/mkoffload.c (main): Likewise.
1478 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
1479 * config/pa/pa.c (fix_range): Likewise.
1480 (pa_option_override): Likewise.
1481 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
1482 (riscv_option_override): Likewise.
1483 * config/rl78/rl78.c (rl78_option_override): Likewise.
1484 * config/rs6000/aix61.h: Likewise.
1485 * config/rs6000/aix71.h: Likewise.
1486 * config/rs6000/aix72.h: Likewise.
1487 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
1488 * config/rs6000/freebsd64.h: Likewise.
1489 * config/rs6000/linux64.h: Likewise.
1490 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
1491 (rs6000_expand_zeroop_builtin): Likewise.
1492 (rs6000_expand_mtfsb_builtin): Likewise.
1493 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
1494 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
1495 (rs6000_invalid_builtin): Likewise.
1496 (rs6000_expand_split_stack_prologue): Likewise.
1497 * config/rs6000/rtems.h: Likewise.
1498 * config/rx/rx.c (valid_psw_flag): Likewise.
1499 (rx_expand_builtin): Likewise.
1500 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
1501 * config/s390/s390.c (s390_expand_builtin): Likewise.
1502 (s390_function_profiler): Likewise.
1503 (s390_option_override_internal): Likewise.
1504 (s390_option_override): Likewise.
1505 * config/sh/sh.c (sh_option_override): Likewise.
1506 (sh_builtin_saveregs): Likewise.
1507 (sh_fix_range): Likewise.
1508 * config/sh/vxworks.h: Likewise.
1509 * config/sparc/sparc.c (sparc_option_override): Likewise.
1510 * config/spu/spu.c (spu_option_override): Likewise.
1511 (fix_range): Likewise.
1512 * config/visium/visium.c (visium_option_override): Likewise.
1513 (visium_handle_interrupt_attr): Likewise.
1514 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
1515 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
1516 (dbg_cnt_process_opt): Likewise.
1517 * dwarf2out.c (output_dwarf_version): Likewise.
1518 * except.c (expand_eh_return): Likewise.
1519 * gcc.c (defined): Likewise.
1520 (driver_handle_option): Likewise.
1521 (process_command): Likewise.
1522 (compare_files): Likewise.
1523 (driver::prepare_infiles): Likewise.
1524 (driver::do_spec_on_infiles): Likewise.
1525 (driver::maybe_run_linker): Likewise.
1526 * omp-offload.c (oacc_parse_default_dims): Likewise.
1527 * opts-global.c (handle_common_deferred_options): Likewise.
1528 * opts.c (parse_sanitizer_options): Likewise.
1529 (common_handle_option): Likewise.
1530 (enable_warning_as_error): Likewise.
1531 * passes.c (enable_disable_pass): Likewise.
1532 * plugin.c (parse_plugin_arg_opt): Likewise.
1533 (default_plugin_dir_name): Likewise.
1534 * targhooks.c (default_expand_builtin_saveregs): Likewise.
1535 (default_pch_valid_p): Likewise.
1536 * toplev.c (init_asm_output): Likewise.
1537 (process_options): Likewise.
1538 (toplev::run_self_tests): Likewise.
1539 * tree-cfg.c (verify_gimple_call): Likewise.
1540 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
1541 (tree_inlinable_function_p): Likewise.
1542 * var-tracking.c (vt_find_locations): Likewise.
1544 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
1546 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
1547 only on the else branch.
1549 2019-03-11 Martin Liska <mliska@suse.cz>
1551 * gcov.c (output_intermediate_json_line): Print function
1553 (output_json_intermediate_file): Add new argument.
1554 * doc/gcov.texi: Document the change.
1556 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
1558 PR rtl-optimization/89588
1559 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1560 explicit unrolling factor more robust.
1562 2019-03-11 Richard Biener <rguenther@suse.de>
1564 PR tree-optimization/89649
1565 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1566 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
1567 on the prolog and epilog loops.
1568 (vect_loop_versioning): Return copy of loop.
1569 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
1570 on the non-vectorized version of the loop.
1572 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
1575 * config/i386/sse.md (*vec_extractv2di_0_sse):
1576 Add (=r,x) alternative and corresponding splitter.
1578 2019-03-10 Martin Jambor <mjambor@suse.cz>
1580 PR tree-optimization/85762
1581 PR tree-optimization/87008
1582 PR tree-optimization/85459
1583 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
1584 it points to if there is a type changing MEM_REF. Adjust all callers.
1585 (build_accesses_from_assign): Disable total scalarization if
1586 contains_vce_or_bfcref_p returns true through the new parameter, for
1589 2019-03-09 Jakub Jelinek <jakub@redhat.com>
1592 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
1593 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
1596 * common.opt (fdiagnostics-show-labels,
1597 fdiagnostics-show-line-numbers, fdiagnostics-format=,
1598 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
1599 gas-locview-support, ginline-points, ginternal-reset-location-views):
1600 Terminate description text with a dot.
1601 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
1602 * config/mcore/mcore.opt (m210, m340): Likewise.
1603 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
1604 mnops=): Start description text with a capital letter.
1605 * config/arc/arc.opt (msize-level=): Likewise.
1606 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
1607 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
1609 * config/ft32/ft32.opt (msim): Likewise.
1610 (mft32b, mcompress): Likewise. Terminate description text with a dot.
1611 (mnodiv, mnopm): Terminate description text with a dot.
1612 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
1614 * config/i386/i386.opt (prefer_vector_width, instrument_return):
1616 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
1619 PR rtl-optimization/89634
1620 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
1621 are modified in BB_END (e->src) instruction.
1623 2019-03-08 David Malcolm <dmalcolm@redhat.com>
1626 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
1627 messages more amenable to translation, and improve wording.
1629 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
1631 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
1632 ud- and du-chains between phases.
1634 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
1637 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
1638 instead of POLY_INT_CST.
1640 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
1642 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
1645 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
1650 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
1651 (_mm_storeu_si64): Ditto.
1653 2019-03-08 Martin Liska <mliska@suse.cz>
1656 * config/i386/i386.c (ix86_option_override_internal): Disable
1657 jump tables when retpolines are used.
1659 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
1662 * ipa-split.c (execute_split_functions): Do not split
1663 'noinline' or 'section' function.
1665 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1668 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
1669 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
1670 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
1673 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
1674 from diagnostics. Formatting fixes.
1677 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
1678 warn_odr diagnostics.
1681 * lra-constraints.c (process_alt_operands): Avoid one space before
1682 " at the end of line and another after " on another line in a string
1684 * attribs.c (handle_dll_attribute): Likewise.
1685 * config/avr/avr-devices.c (avr_texinfo): Likewise.
1687 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
1688 warning_at or inform messages in G_() if there is no ?:.
1690 PR tree-optimization/89550
1691 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
1692 returned true. Formatting fixes.
1693 (expand_builtin_strnlen): Formatting fixes.
1694 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
1695 if warning_at returned true.
1696 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
1698 2019-03-08 Richard Biener <rguenther@suse.de>
1701 * cfgloop.h (struct loop): Add owned_clique field.
1702 * cfgloopmanip.c (copy_loop_info): Copy it.
1703 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
1705 * tree-inline.c (copy_loops): Remap owned_clique.
1706 * lto-streamer-in.c (input_cfg): Stream owned_clique.
1707 * lto-streamer-out.c (output_cfg): Likewise.
1709 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1712 * config/darwin.c: Include intl.h.
1713 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
1714 composing the message out of two separate parts.
1716 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1719 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
1720 doesn't start with a capital letter and doesn't end with a dot.
1721 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
1722 with a capital letter.
1723 (ix86_mangle_function_version_assembler_name): Likewise.
1724 (ix86_generate_version_dispatcher_body): Likewise.
1725 (fold_builtin_cpu): Likewise.
1726 (get_builtin_code_for_version): Likewise. Remove extraneous space.
1727 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
1728 translators, wrap full type name in %qs.
1730 PR translation/79999
1731 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
1732 depend clause with source (or sink) modifier.
1733 * omp-expand.c (expand_omp_ordered_sink): Likewise.
1736 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
1737 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
1738 (avx512f_load<mode>_mask): New define_expand.
1739 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
1740 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
1741 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
1742 __builtin_ia32_movess_mask): New builtins.
1743 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
1744 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
1745 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
1746 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
1748 2019-03-07 Martin Jambor <mjambor@suse.cz>
1751 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
1752 for extern inline functions.
1754 2019-03-07 Martin Jambor <mjambor@suse.cz>
1757 * cgraph.h (cgraph_node): New inline method former_thunk_p.
1758 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
1759 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
1760 have multiple callees. At the end check if declarations match as
1761 opposed to cgraph_nodes.
1763 2019-03-07 Martin Liska <mliska@suse.cz>
1765 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
1766 which is equivalent to searching for this in clones chain.
1767 * symtab.c (symtab_node::verify_base): Similarly compare ASM
1768 names with a neighbour and special case first node in a chain.
1770 2019-01-25 Jason Merrill <jason@redhat.com>
1772 PR c++/80916 - spurious "static but not defined" warning.
1773 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
1774 for an internal symbol with DECL_EXTERNAL.
1776 2019-04-07 Richard Biener <rguenther@suse.de>
1779 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
1780 * tree-inline.c (copy_loops): Simplify.
1782 2019-03-07 Martin Liska <mliska@suse.cz>
1784 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
1786 2019-03-07 Richard Biener <rguenther@suse.de>
1788 PR tree-optimization/89595
1789 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
1790 stmt iterator as reference, take boolean output parameter to
1791 indicate whether the stmt was removed and thus the iterator
1793 (dom_opt_dom_walker::before_dom_children): Re-iterate over
1794 stmts created by folding.
1796 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1799 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
1802 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
1804 PR rtl-optimization/88845
1805 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
1807 * lra.c (remove_scratches_1): New function.
1808 (remove_scratches): Use it.
1809 (lra_emit_move): Likewise.
1811 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
1813 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
1814 unaligned_access variable.
1815 * config/arc/arc.c (arc_override_options): Set unaligned access
1816 default on for HS CPUs.
1817 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
1819 2019-03-06 Martin Liska <mliska@suse.cz>
1821 PR gcov-profile/89577
1822 * doc/gcov.texi: Prefer to use --coverage.
1823 * doc/sourcebuild.texi: Likewise.
1825 2019-03-02 Jason Merrill <jason@redhat.com>
1827 PR c++/86485 - -Wmaybe-unused with empty class ?:
1828 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
1830 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1833 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
1837 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
1838 exactly one argument.
1840 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1841 Richard Sandiford <richard.sandiford@arm.com>
1843 PR tree-optimization/89570
1844 * match.pd (vec_cond into cond_op simplification): Don't use
1845 get_conditional_internal_fn, use as_internal_fn (cond_op).
1847 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
1850 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
1851 to decide when to split off a non-zero offset from a symbol.
1852 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
1853 in function symbols.
1855 2019-03-05 Richard Biener <rguenther@suse.de>
1857 PR tree-optimization/89594
1858 * tree-if-conv.c (pass_if_conversion::execute): Handle
1859 case where .LOOP_VECTORIZED_FUNCTION was removed.
1861 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1864 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
1865 instead alloca it only when needed with the needed size.
1867 PR tree-optimization/89570
1868 * match.pd (vec_cond into cond_op simplification): Guard with
1869 vectorized_internal_fn_supported_p test and #if GIMPLE.
1871 PR tree-optimization/89566
1872 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
1873 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
1874 Punt if get_user_idx_format succeeds, but idx_format argument is
1875 not provided or doesn't have pointer type, or if idx_args is above
1876 number of provided arguments.
1878 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
1880 PR tree-optimization/89437
1881 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
1883 2019-03-04 Richard Biener <rguenther@suse.de>
1886 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
1889 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
1891 PR tree-optimization/89487
1892 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
1893 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
1894 (distribute_loop): Don't do runtime alias check if there is non-
1895 addressable data reference.
1896 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
1897 is a register variable.
1899 2019-03-02 Jakub Jelinek <jakub@redhat.com>
1902 * config/arm/arm.md (cmpsi2_addneg): Use
1903 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
1904 If operands[2] is 0 or INT_MIN, force use of subs.
1905 (*compare_scc splitter): Use gen_int_mode.
1906 (*negscc): Likewise.
1907 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
1909 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
1910 Monk Chiang <sh.chiang04@gmail.com>
1912 * common/config/riscv/riscv-common.c: Include sstream.
1913 (riscv_subset_list::to_string): New.
1914 (riscv_arch_str): Likewise.
1915 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
1917 * config/riscv/riscv-protos.h (riscv_arch_str): New.
1918 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
1919 (riscv_emit_attribute): New.
1920 (riscv_file_start): Emit attribute if needed.
1921 (riscv_option_override): Init riscv_emit_attribute_p.
1922 * config/riscv/riscv.opt (mriscv-attribute): New option.
1923 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
1925 * doc/install.texi: Document --with-riscv-attribute.
1926 * doc/invoke.texi: Document -mriscv-attribute.
1928 * common/config/riscv/riscv-common.c:
1929 Include config/riscv/riscv-protos.h.
1930 (INCLUDE_STRING): Defined.
1931 (RISCV_DONT_CARE_VERSION): Defined.
1932 (riscv_subset_t): Declare.
1933 (riscv_subset_t::riscv_subset_t): New.
1934 (riscv_subset_list): Declare.
1935 (riscv_subset_list::riscv_subset_list): New.
1936 (riscv_subset_list::~riscv_subset_list): Likewise.
1937 (riscv_subset_list::parsing_subset_version): Likewise.
1938 (riscv_subset_list::parse_std_ext): Likewise.
1939 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1940 (riscv_subset_list::add): Likewise.
1941 (riscv_subset_list::lookup): Likewise.
1942 (riscv_subset_list::xlen): Likewise.
1943 (riscv_subset_list::parse): Likewise.
1944 (riscv_supported_std_ext): Likewise.
1945 (current_subset_list): Likewise.
1946 (riscv_parse_arch_string): Using riscv_subset_list::parse to
1949 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
1951 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1952 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
1953 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
1955 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
1957 PR rtl-optimization/85899
1958 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
1959 fallthru edges leading to the exit block.
1961 2019-03-01 Tamar Christina <tamar.christina@arm.com>
1964 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
1965 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
1967 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
1969 PR tree-optimization/89535
1970 * tree-vect-stmts.c (vectorizable_call): Record the vector types
1971 for each operand. Calculate the fallback choice for mask operands
1972 and pass it to vect_get_vec_def_for_operand.
1974 2019-03-01 Richard Biener <rguenther@suse.de>
1977 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
1978 get virtual operands.
1979 (get_expr_operands): Handle CONST_DECL like other decls.
1981 2019-03-01 Jakub Jelinek <jakub@redhat.com>
1984 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
1985 on DECL_P and EXPR_P.
1987 2019-03-01 Richard Biener <rguenther@suse.de>
1990 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
1991 argument, defaulted to zero.
1992 * passes.c (execute_function_todo): Pass down SSA update flags
1993 to cleanup_tree_cfg.
1994 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
1995 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
1997 (cleanup_tree_cfg): Get and pass down SSA update flags.
1999 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2002 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
2003 early_lto_debug argument.
2005 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
2007 PR tree-optimization/89536
2008 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
2009 only whether bit #0 of the value is 0 instead of the entire value.
2011 2019-02-28 Marek Polacek <polacek@redhat.com>
2013 PR c++/87068 - missing diagnostic with fallthrough statement.
2014 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
2015 at the end of a seq, save its location to walk_stmt_info.
2016 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
2019 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
2022 * tree.c (find_atomic_core_type): Move ahead in file.
2023 (check_base_type): Correctly compare alignments of atomic types.
2025 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
2028 * config/i386/i386.c (get_builtin_code_for_version): Identify
2029 Westmere from PCLMUL, instead of AES.
2031 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2034 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
2035 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
2038 2019-02-28 Tamar Christina <tamar.christina@arm.com>
2041 * config/aarch64/aarch64-option-extensions.def: Document it.
2042 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
2045 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2048 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
2049 builtins if they don't have a single scalar floating point argument.
2052 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2054 PR rtl-optimization/89490
2055 * varasm.c (get_block_for_section): Bail out for mergeable sections.
2056 (default_use_anchors_for_symbol_p, output_object_block): Assert the
2057 block section is not mergeable.
2059 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2062 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
2063 old define_insn to ...
2064 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
2065 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
2066 Rename old define_insn to ...
2067 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
2068 (thumb2_casesi_internal_pic): New define_expand. Rename old
2070 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
2071 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
2072 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
2074 2019-02-27 Richard Biener <rguenther@suse.de>
2077 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
2079 2019-02-27 Richard Biener <rguenther@suse.de>
2081 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
2084 2019-02-27 Richard Biener <rguenther@suse.de>
2087 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
2088 parameter, prefix section name with .gnu.debuglto_ if true.
2089 (dwarf2out_finish): Pass false to output_comdat_type_unit.
2090 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
2092 2019-02-27 Richard Biener <rguenther@suse.de>
2095 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
2096 rather than on use_debug_types, doing what output_die does.
2097 (value_format): Likewise.
2099 2019-02-27 Martin Jambor <mjambor@suse.cz>
2100 Martin Sebor <msebor@redhat.com>
2102 * doc/invoke.texi (Warning Options): Reword description of
2103 -Wno-absolute-value.
2105 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2107 PR tree-optimization/89280
2108 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
2109 builtin_setjmp_setup_bb): New functions.
2110 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
2111 When visiting __builtin_setjmp_setup block, queue in special
2112 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
2113 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
2114 from visited after the loop if they don't have any visited successor
2117 2018-02-26 Steve Ellcey <sellcey@marvell.com>
2119 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
2121 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
2123 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2126 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
2127 with types other than sizetype/ssizetype.
2129 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2131 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
2132 (enum sparc_processor_type): ...this.
2133 (enum sparc_code_model_type): New enumeration type.
2134 (enum sparc_memory_model_type): Tweak comments.
2135 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
2137 (mcmodel): Use sparc_code_model enumeration and variable.
2138 (sparc_code_model): New enumeration.
2139 (mdebug): Add Undocumented marker.
2140 * config/sparc/sparc.h (enum cmodel): Delete.
2141 (sparc_cmodel): Likewise.
2142 (TARGET_CM_MEDLOW): Adjust to above renaming.
2143 (TARGET_CM_MEDMID): Likewise.
2144 (TARGET_CM_MEDANY): Likewise.
2145 (TARGET_CM_EMBMEDANY): Likewise.
2146 * config/sparc/sparc.c (sparc_cmodel): Delete.
2147 (sparc_option_override): Remove string/value mapping support for the
2148 code model. Move code and memory model support to after the handling
2149 of target flags. Do private machine setup last.
2150 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
2151 (sparc_legitimize_reload_address): Likewise.
2152 (sparc_output_mi_thunk): Likewise.
2153 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
2155 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2157 PR tree-optimization/89500
2158 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
2159 (handle_builtin_strlen): Remove noncst_bound variable. Always
2160 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
2161 cst if the first cst bytes starting at x are known to be non-zero,
2162 even if the string is not zero terminated. Don't try to modify
2163 *si for strnlen. Update strlen_to_stridx only for strlen or if
2164 we can prove strnlen returns the same value as strlen would.
2166 2019-02-26 Martin Liska <mliska@suse.cz>
2168 * alloc-pool.h (struct pool_usage): Remove extra
2170 * bitmap.h (struct bitmap_usage): Likewise.
2171 * ggc-common.c (struct ggc_usage): Likewise.
2172 * mem-stats.h (struct mem_usage): Likewise.
2173 (mem_alloc_description::dump): Print dash lines
2174 here and repeat header at the end of a table report.
2175 It's then more readable.
2176 * tree-phinodes.c (phinodes_print_statistics): Make
2177 horizontal alignment.
2178 * tree-ssanames.c (ssanames_print_statistics): Likewise.
2179 * vec.c (struct vec_usage): Remove extra print_dash_line.
2180 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
2182 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
2184 * doc/extend.texi (__builtin_object_size):
2185 Use @pxref instead of @xref inside parenthesis.
2186 (__builtin_has_attribute): Add missing comma after @xref.
2187 (__builtin_object_size): Ditto.
2188 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
2189 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
2192 2019-02-26 Jeff Law <law@redhat.com>
2194 PR rtl-optimization/87761
2195 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
2196 detect obviously dead insns and delete them.
2198 2019-02-26 Richard Biener <rguenther@suse.de>
2200 PR tree-optimization/89505
2201 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
2202 to handle restrict pointed-to vars with multiple subvars
2205 2019-02-26 Richard Biener <rguenther@suse.de>
2207 PR tree-optimization/89489
2208 * tree-parloops.c (create_loop_fn): Copy over last_clique.
2210 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2212 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
2213 and move around comment.
2214 <BIT_AND_EXPR>: Likewise.
2215 <BIT_NOT_EXPR>: Add specific handling for boolean types.
2217 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2220 * config/i386/i386.c (remove_partial_avx_dependency): Call
2221 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
2222 after changing possibly many instructions to use that pseudo. Fix up
2223 insertion of v4sf_const0 setter at the start of bb.
2225 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2228 * doc/extend.texi (Variadic Pointer Args): New section.
2230 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2231 Martin Sebor <msebor@gmail.com>
2233 * common.opt (Wattribute-alias): Likewise.
2234 * doc/invoke.texi (Option Summary): List general form of
2235 -Wattribute-alias=. List positive form of -Wmissing-attributes.
2236 (-Wmissing-attributes): Invert entry, rewrite and correct default.
2237 Add cross-references.
2238 (-Wattribute-alias): Rewrite and correct default. Mention
2239 considered attributes (same as for -Wmissing-attributes).
2241 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
2243 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
2244 (_mm_cvtpd_ps): Likewise.
2245 (_mm_cvttpd_epi32): Likewise.
2248 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
2249 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
2252 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
2254 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2257 * common/config/aarch64/aarch64-common.c
2258 (struct aarch64_option_extension): Add is_synthetic.
2259 (all_extensions): Use it.
2260 (TARGET_OPTION_INIT_STRUCT): Define hook.
2261 (struct gcc_targetm_common): Moved to end.
2262 (all_extensions_by_on): New.
2263 (opt_ext_cmp, typedef opt_ext): New.
2264 (aarch64_option_init_struct): New.
2265 (aarch64_contains_opt): New.
2266 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
2267 * config/aarch64/aarch64-option-extensions.def
2268 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
2269 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
2270 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
2271 Set is_synthetic to false.
2272 (crypto): Set is_synthetic to true.
2273 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
2276 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2278 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2279 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
2280 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2281 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
2282 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
2283 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
2284 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
2285 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
2287 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
2288 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2289 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
2290 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
2291 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
2292 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
2293 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
2294 vfmlsl_laneq_high_f16): ... To this.
2295 * config/arm/neon.md: Update comments.
2297 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2299 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2300 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
2301 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2302 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
2303 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
2304 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
2305 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
2306 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
2308 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
2309 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2310 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
2311 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
2312 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
2313 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
2314 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
2315 vfmlslq_laneq_high_f16): ... To this.
2317 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
2319 PR rtl-optimization/86096
2320 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
2321 comparing mw_order values.
2323 2019-02-25 Jakub Jelinek <jakub@redhat.com>
2326 * config/arm/arm.md (*subsi3_carryin_const): Use
2327 arm_neg_immediate_operand predicate instead of
2328 arm_not_immediate_operand, "L" constraint instead of "K" and
2329 print it using %n2 instead of %B2.
2330 (*subsi3_carryin_const0): New define_insn.
2331 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
2332 instead of arm_not_operand and "I" constraint instead of "K" and
2333 print it using %n3 instead of %B2. Instead of using match_dup 2 add
2334 another match_operand and in the condition check that it is negation
2336 (*subsi3_carryin_compare_const0): New define_ins.
2337 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
2338 *subsi3_carryin_const.
2339 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
2340 split into *subsi3_carryin_compare_const0 if the highpart is zero.
2343 * config/arm.vfp.md (*negdf2_vfp): Use
2344 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
2345 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
2347 2019-02-24 Jakub Jelinek <jakub@redhat.com>
2349 PR rtl-optimization/89445
2350 * simplify-rtx.c (simplify_ternary_operation): Don't use
2351 simplify_merge_mask on operands that may trap.
2352 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
2353 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
2354 second operand is CONST_VECTOR, check if any element could be zero.
2355 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
2356 their operands can trap.
2358 2019-02-23 Martin Sebor <msebor@redhat.com>
2360 * gimple-ssa-sprintf.c (target_strtol): Rename...
2361 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
2362 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
2363 check for range error.
2365 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
2368 * opts-common.c (prune_options): Also prune joined switches
2369 with Negative and RejectNegative.
2370 * config/i386/i386.opt (march=): Add Negative(march=).
2371 (mtune=): Add Negative(mtune=).
2372 * doc/options.texi: Document Negative used together with Joined
2375 2019-02-22 Martin Sebor <msebor@redhat.com>
2377 * doc/extend.texi (Other Builtins): Add
2378 __builtin_is_constant_evaluated.
2380 2019-02-22 Richard Biener <rguenther@suse.de>
2382 PR tree-optimization/87609
2383 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
2385 2019-02-22 Jeff Law <law@redhat.com>
2387 PR rtl-optimization/87761
2388 * config/mips/mips.md: Add new combiner pattern to recognize
2389 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
2391 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
2394 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
2395 destination register in peepholes generating patterns for ADDS/SUBS.
2396 (add<mode>3_compare0,
2397 *addsi3_compare0_uxtw, add<mode>3_compareC,
2398 add<mode>3_compareV_imm, add<mode>3_compareV,
2399 *adds_<optab><ALLX:mode>_<GPI:mode>,
2400 *subs_<optab><ALLX:mode>_<GPI:mode>,
2401 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
2402 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
2403 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
2404 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
2405 sub<mode>3_compare1): Allow stack pointer for source register.
2406 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
2408 2019-02-22 Martin Sebor <msebor@redhat.com>
2410 PR tree-optimization/88993
2411 PR tree-optimization/88853
2412 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
2414 (sprintf_dom_walker::call_info::is_string_func): New helper.
2415 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
2416 for formatted string functions.
2417 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
2419 2019-02-22 Martin Sebor <msebor@redhat.com>
2422 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
2423 unreachable subexpressions.
2425 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
2426 Hongtao Liu <hongtao.liu@intel.com>
2427 Sunil K Pandey <sunil.k.pandey@intel.com>
2430 * config/i386/i386-passes.def: Add
2431 pass_remove_partial_avx_dependency.
2432 * config/i386/i386-protos.h
2433 (make_pass_remove_partial_avx_dependency): New.
2434 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
2436 (pass_data_remove_partial_avx_dependency): New.
2437 (pass_remove_partial_avx_dependency): Likewise.
2438 (make_pass_remove_partial_avx_dependency): Likewise.
2439 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
2440 (*extendsfdf2): Add avx_partial_xmm_update.
2441 (truncdfsf2): Likewise.
2442 (*float<SWI48:mode><MODEF:mode>2): Likewise.
2443 (SF/DF conversion splitters): Disabled for TARGET_AVX.
2445 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
2448 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
2451 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
2454 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
2455 (PTA_SKYLAKE): Add PTA_AES.
2456 (PTA_GOLDMONT): Likewise.
2458 2019-02-22 Sudakshina Das <sudi.das@arm.com>
2460 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
2461 instruction if enabled.
2462 (aarch64_override_options): Remove reference to return address key.
2464 2019-02-22 Richard Biener <rguenther@suse.de>
2466 PR tree-optimization/89440
2467 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
2468 not necessary assert.
2470 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2473 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
2474 (oacc_replace_fn_attrib_attr): ... this new function.
2475 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
2476 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
2478 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2480 * config/arm/arm-cpus.in (ares): Rename to...
2481 (neoverse-n1): ... This. Add ares as alias.
2482 * config/arm/arm-tables.opt: Regenerate.
2483 * config/arm/arm-tune.md: Likewise.
2484 * doc/invoke.txt (ARM Options): Document neoverse-n1.
2486 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2488 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
2489 * config/aarch64/aarch64-tune.md: Regenerate.
2490 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
2492 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2494 * config/aarch64/aarch64.c (ares_tunings): Rename to...
2495 (neoversen1_tunings): ... This.
2496 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
2497 (neoverse-n1): New CPU.
2498 * config/aarch64/aarch64-tune.md: Regenerate.
2499 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
2501 2019-02-22 Richard Biener <rguenther@suse.de>
2504 * cfghooks.h (dependence_hash): New typedef.
2505 (struct copy_bb_data): New type.
2506 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
2507 (duplicate_block): Likewise.
2508 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
2509 (copy_bbs): Create and pass down copy_bb_data.
2510 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
2511 (rtl_duplicate_bb): Likewise.
2512 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
2513 remap dependence info.
2515 2019-02-22 Richard Biener <rguenther@suse.de>
2517 PR tree-optimization/87609
2518 * tree-core.h (tree_base): Document special clique values.
2519 * tree-inline.c (remap_dependence_clique): Do not use the
2520 special clique value of one.
2521 (maybe_set_dependence_info): Use clique one.
2522 (clear_dependence_clique): New callback.
2523 (compute_dependence_clique): Clear clique one from all refs
2524 before assigning it (again).
2526 2019-02-21 Martin Sebor <msebor@redhat.com>
2528 * doc/extend.texi (__clear_cache): Correct signature.
2530 2019-02-21 Ian Lance Taylor <iant@golang.org>
2533 * varasm.c (decode_addr_const): Call lookup_constant_def rather
2534 than output_constant_def.
2535 (add_constant_to_table): New static function.
2536 (output_constant_def): Call add_constant_to_table.
2537 (tree_output_constant_def): Likewise.
2539 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2542 * builtins.c (fold_builtin_arith_overflow): If first two args are
2543 INTEGER_CSTs, set intres and ovfres to constants rather than calls
2546 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
2549 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
2550 error for -mindirect-branch/-mfunction-return with incompatible
2553 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2556 * constraints.md (q): Remove.
2557 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
2560 2019-02-21 Martin Jambor <mjambor@suse.cz>
2563 * omp-general.c (omp_extract_for_data): Removed a duplicate call
2564 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
2565 (omp_adjust_for_condition): ...here. Added necessary parameters.
2566 * omp-general.h (omp_adjust_for_condition): Updated declaration.
2567 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
2568 proper values to new parameters of omp_adjust_for_condition.
2570 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2573 * expr.c (expand_assignment): If result is a MEM, use change_address
2574 instead of simplify_gen_subreg.
2576 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2577 David Malcolm <dmalcolm@redhat.com>
2580 * fold-const.c (decode_field_reference): Return NULL_TREE if
2581 lang_hooks.types.type_for_size returns NULL. Check it before
2582 overwriting *exp_. Use return NULL_TREE instead of return 0.
2584 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2588 * toplev.c (do_compile): Double the emin/emax exponents to workaround
2591 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
2594 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
2595 TARGET_SSE in addition to TARGET_SSE_MATH.
2597 (ix86_excess_precision): Ditto.
2598 (ix86_float_exceptions_rounding_supported_p): Ditto.
2599 (use_rsqrt_p): Ditto.
2600 * config/i386/sse.md (rsqrt<mode>2): Ditto.
2602 2019-02-20 David Malcolm <dmalcolm@redhat.com>
2605 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
2606 linenum_arith_t when determining if two adjacent line spans are
2607 close enough to merge.
2608 (diagnostic_show_locus): Use linenum_arith_t when iterating over
2609 lines within each line_span.
2611 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
2614 * lra-constraints.c(uses_hard_regs_p): Fix handling of
2615 paradoxical SUBREGS.
2617 2019-02-20 Li Jia He <helijia@linux.ibm.com>
2620 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
2621 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
2622 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
2625 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
2627 * config/gcn/gcn.c (print_operand): Fix typo.
2629 2019-02-19 Richard Biener <rguenther@suse.de>
2632 * toplev.c (do_compile): Initialize mpfr's exponent range
2633 based on available float modes.
2635 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
2637 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
2638 as long as the epilogue isn't completed.
2640 2019-02-18 Martin Sebor <msebor@redhat.com>
2642 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
2643 __has_cpp_attribute, and __has_include.
2645 2019-02-18 Martin Sebor <msebor@redhat.com>
2647 * doc/invoke.texi (-Wreturn-type): Correct and expand.
2649 2019-02-18 Martin Sebor <msebor@redhat.com>
2652 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
2654 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
2656 2019-02-18 Richard Biener <rguenther@suse.de>
2658 PR tree-optimization/89296
2659 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
2660 of no-warning flag to cases that might emit the bogus warning.
2662 2019-02-18 Jakub Jelinek <jakub@redhat.com>
2665 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
2667 * config/arm/vfp.md (*movdi_vfp): Likewise.
2668 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
2669 "q" constraint for operands[0].
2672 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
2673 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
2674 pattern in a temporary buffer.
2675 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
2676 than 64-operands[2].
2679 * config/s390/s390.c (s390_indirect_branch_attrvalue,
2680 s390_indirect_branch_settings): Define unconditionally.
2681 (s390_set_current_function): Likewise, but guard the whole body except
2682 the s390_indirect_branch_settings call with
2683 #if S390_USE_TARGET_ATTRIBUTE.
2684 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
2686 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
2687 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
2688 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
2689 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
2690 HOST_WIDE_INT_1U instead of 1ULL.
2691 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
2692 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
2693 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
2694 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
2696 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
2699 2019-02-18 Martin Jambor <mjambor@suse.cz>
2701 PR tree-optimization/89209
2702 * tree-sra.c (create_access_replacement): New optional parameter
2703 reg_tree. Use it as a type if non-NULL and access type is not of
2705 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
2706 to create_access_replacement.
2707 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
2708 Check lacc is non-NULL before attempting to re-create it on the RHS.
2710 2019-02-18 Martin Liska <mliska@suse.cz>
2713 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
2715 (symbol_table::free_edge): Recycle m_summary_id.
2716 * cgraph.h (get_summary_id): New.
2717 (symbol_table::release_symbol): Set m_summary_id to -1
2719 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
2720 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
2721 function_summary to fast_function_summary.
2722 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
2723 * ipa-pure-const.c (class funct_state_summary_t):
2724 Switch from function_summary to fast_function_summary.
2725 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
2726 (class ipa_ref_opt_summary_t): Switch from function_summary
2727 to fast_function_summary.
2728 * symbol-summary.h (class function_summary_base): New class
2729 that is created from base of former function_summary.
2730 (function_summary_base::unregister_hooks): New.
2731 (class function_summary): Inherit from function_summary_base.
2732 (class call_summary_base): New class
2733 that is created from base of former call_summary.
2734 (class call_summary): Inherit from call_summary_base.
2735 (struct is_same): New.
2736 (class fast_function_summary): New summary class.
2737 (class fast_call_summary): New summary class.
2738 * vec.h (vec_safe_grow_cleared): New function.
2740 2019-02-18 Martin Liska <mliska@suse.cz>
2742 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
2743 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
2744 * doc/tm.texi: Document new target hook.
2745 * doc/tm.texi.in: Likewise.
2746 * target.def: Add new target macro.
2747 * gcc.c (find_fortran_preinclude_file): Do not search multilib
2750 2019-02-17 Alan Modra <amodra@gmail.com>
2753 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
2754 output reg on add insn.
2755 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
2757 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
2760 * config/i386/sse.md (ssedoublemode): Remove V4HI.
2761 (PMULHRSW): Likewise.
2762 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
2764 (ssse3_pmulhrswv4hi3): New expander.
2766 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
2768 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
2769 MMX. Add isa attribute.
2771 2019-02-16 Jakub Jelinek <jakub@redhat.com>
2773 PR rtl-optimization/66152
2774 * builtins.h (c_readstr): Declare.
2775 * builtins.c (c_readstr): Remove forward declaration. Add
2776 null_terminated_p argument, if false, read all bytes from the
2777 string instead of stopping after '\0'.
2778 * expr.c (string_cst_read_str): New function.
2779 (store_expr): Use string_cst_read_str instead of
2780 builtin_strncpy_read_str. Try to store by pieces the whole
2781 exp_len first, and only if that fails, split it up into
2782 store by pieces followed by clear_storage. Formatting fix.
2784 * config/i386/i386.md (*movqi_internal): Remove static from
2785 buf variable. Use output_asm_insn (buf, operands); return "";
2786 instead of return buf;.
2787 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
2788 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
2789 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
2791 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2793 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
2794 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
2795 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
2796 (CC1_SPEC): Likewise.
2797 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
2799 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2801 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
2802 the base address on 64-bit strict-alignment platforms.
2804 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
2806 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
2808 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
2810 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
2812 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
2814 PR rtl-optimization/88308
2815 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
2816 on copied instruction.
2818 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2820 * final.c (insn_current_reference_address): Replace test on JUMP_P
2821 with test on jump_to_label_p.
2822 * config/visium/visium-passes.def: New file.
2823 * config/visium/t-visium (PASSES_EXTRA): Define.
2824 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
2825 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
2826 (TRAMPOLINE_ALIGNMENT): Define.
2827 * config/visium/visium.c (visium_option_override): Do not register
2828 the machine-specific reorg pass here.
2829 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
2831 (output_branch): Adjust threshold for long branch instruction.
2832 * config/visium/visium.md (cpu): Move around.
2833 (length): Adjust for the GR6.
2835 2019-02-15 Richard Biener <rguenther@suse.de>
2836 Jakub Jelinek <jakub@redhat.com>
2838 PR tree-optimization/89278
2839 * tree-loop-distribution.c: Include tree-eh.h.
2840 (generate_memset_builtin, generate_memcpy_builtin): Call
2841 rewrite_to_non_trapping_overflow on builtin->size before passing it
2842 to force_gimple_operand_gsi.
2844 2019-02-15 Jakub Jelinek <jakub@redhat.com>
2847 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
2849 * opth-gen.awk: Likewise.
2851 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
2853 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
2854 Enable MMX, SSE and SSE2 by default.
2855 * config/i386/i386.c (ix86_option_override_internal): Do not
2856 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
2858 2019-02-14 Jakub Jelinek <jakub@redhat.com>
2860 PR rtl-optimization/89354
2861 * combine.c (make_extraction): Punt if extraction_mode is narrower
2864 2019-02-14 Maya Rashish <coypu@sdf.org>
2866 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
2867 * config/netbsd-d.c: New file.
2868 * config/t-netbsd: Add netbsd-d.o
2870 2018-02-14 Steve Ellcey <sellcey@marvell.com>
2872 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
2873 affects_type_identity to true for aarch64_vector_pcs.
2874 (aarch64_comp_type_attributes): New function.
2875 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
2877 2019-02-14 Tamar Christina <tamar.christina@arm.com>
2880 * config/arm/iterators.md (ANY64): Add V4HF.
2882 2019-02-14 Martin Liska <mliska@suse.cz>
2884 PR rtl-optimization/89242
2885 * dce.c (delete_unmarked_insns): Call free_dominance_info we
2886 process a transformation.
2888 2019-02-14 Jakub Jelinek <jakub@redhat.com>
2890 PR tree-optimization/89314
2891 * fold-const.c (fold_binary_loc): Cast strlen argument to
2892 const char * before dereferencing it. Formatting fixes.
2895 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
2897 2019-02-13 Ian Lance Taylor <iant@golang.org>
2899 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
2900 and set current index for other optimizations.
2902 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
2904 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
2905 nonimmediate_operand as operand 2 predicate.
2906 (vec_set<VF2_512_256:mode>_0): Ditto.
2907 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
2908 (*vec_concatv2si): Remove alternative 2.
2909 (*vec_concatv4si_0): Use vm constraint for alternative 0.
2910 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
2911 (vec_concatv2di): Split alternatives 4,5,6 to ...
2912 (*vec_concatv2di_0) ... new pattern.
2914 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
2917 * config/arm/arm.c (ldm_stm_operation_p) Set
2918 addr_reg_in_reglist correctly for first register.
2919 (load_multiple_sequence): Remove dead base check.
2920 (gen_ldm_seq): Correctly set write_back for Thumb-1.
2922 2019-02-13 Tamar Christina <tamar.christina@arm.com>
2925 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
2926 Expose as @aarch64_pred_mov.
2927 * config/aarch64/aarch64.c (aarch64_classify_address):
2928 Use expand_insn which legitimizes operands.
2930 2019-02-13 Martin Liska <mliska@suse.cz>
2932 * builtins.h (expand_builtin_with_bounds): Remove declaration.
2933 * calls.c (struct arg_data): Remove special_slot, pointer_arg
2934 and pointer_offset fields.
2935 (initialize_argument_information): Remove usage of dead
2937 * cgraph.h (struct cgraph_thunk_info): Remove
2938 add_pointer_bounds_args.
2939 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
2941 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
2943 * config/i386/i386.c (ix86_function_arg_advance): Remove
2945 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
2946 (def_builtin): Remove usage of dead
2948 (ix86_add_new_builtins): Likewise.
2949 * ipa-fnsummary.c (compute_fn_summary): Likewise.
2950 * ipa-icf.c (sem_function::equals_wpa): Likewise.
2951 (sem_function::init): Likewise.
2952 (sem_variable::merge): Likewise.
2953 * ipa-visibility.c (function_and_variable_visibility): Likewise.
2954 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
2955 * lto-cgraph.c (lto_output_node): Likewise.
2956 (lto_output_varpool_node): Likewise.
2957 (input_node): Likewise.
2958 (input_varpool_node): Likewise.
2959 * lto-streamer-out.c (lto_output): Likewise.
2960 * tree-inline.c (expand_call_inline): Remove usage of
2962 * tree-inline.h (struct copy_body_data): Likewise.
2963 * varpool.c (varpool_node::dump): Likewise.
2965 2019-02-13 Jakub Jelinek <jakub@redhat.com>
2968 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
2969 into pt->vars_contains_escaped_heap instead of setting
2970 pt->vars_contains_escaped_heap to it.
2973 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
2974 INTVAL (size), compare it to GET_MODE_MASK instead of
2975 1 << GET_MODE_BITSIZE.
2978 * config/i386/predicates.md (x86_64_immediate_operand): Allow
2979 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
2982 2019-02-13 Martin Liska <mliska@suse.cz>
2985 * cfgrtl.c (remove_barriers_from_footer): New function.
2986 (try_redirect_by_replacing_jump): Use it.
2987 (cfg_layout_redirect_edge_and_branch): Likewise.
2989 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
2991 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
2992 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
2993 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
2994 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
2995 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
2996 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
2998 * config/rs6000/rs6000.c (builtin_function_type)
2999 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
3000 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
3001 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
3002 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
3003 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
3005 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
3007 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
3008 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
3010 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
3013 * config/i386/i386.md (*movoi_internal_avx): Revert revision
3014 268678 and revision 268657.
3015 (*movti_internal): Likewise.
3017 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
3020 * config/s390/s390.c (s390_decompose_address): Update comment.
3021 (s390_check_qrst_address): Reject invalid address forms after
3024 2019-02-12 Martin Liska <mliska@suse.cz>
3027 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
3028 we need default values of funct_state for a function that
3031 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
3033 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
3034 the object to pick the size of stores on strict-alignment platforms.
3036 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
3037 (*movdi_insn_sp32): Likewise.
3038 (*movdi_insn_sp64): Likewise.
3040 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
3043 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
3044 types that needs constructiong.
3045 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
3047 2019-02-12 Richard Biener <rguenther@suse.de>
3049 PR tree-optimization/89253
3050 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
3053 2019-02-11 David Malcolm <dmalcolm@redhat.com>
3056 * input.c (selftest::test_line_offset_overflow): New selftest.
3057 (selftest::input_c_tests): Call it.
3059 2019-02-11 Martin Sebor <msebor@redhat.com>
3061 PR tree-optimization/88771
3062 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
3063 when -Wstringop-overflow is set.
3064 (builtin_memref::builtin_memref): Adjust excessive upper bound
3065 only when lower bound is not excessive.
3066 (maybe_diag_overlap): Detect and diagnose excessive bounds via
3067 -Wstringop-ovefflow.
3068 (maybe_diag_offset_bounds): Rename...
3069 (maybe_diag_access_bounds): ...to this.
3070 (check_bounds_or_overlap): Adjust for name change above.
3072 2019-02-11 Martin Sebor <msebor@redhat.com>
3075 * builtins.c (max_object_size): Move from here...
3076 * builtins.h (max_object_size): ...and here...
3077 * tree.c (max_object_size): ...to here...
3078 * tree.h (max_object_size): ...and here.
3080 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
3082 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
3083 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
3084 for correct semantics.
3086 2019-02-11 Alan Modra <amodra@gmail.com>
3088 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
3089 -mlongcall and -mpltseq.
3090 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
3091 (RS/6000 and PowerPC Options <-mpltseq>): Document.
3092 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
3093 * config/rs6000/sysv4.opt (mpltseq): New option.
3094 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
3095 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
3096 support is lacking. Don't allow -mpltseq with -mbss-plt.
3097 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
3098 -mpltseq given for ELFv1.
3099 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
3100 Only use UNSPEC_PLTSEQ for inline PLT calls.
3101 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
3102 use UNSPEC_PLTSEQ for inline PLT calls.
3103 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
3104 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
3105 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
3106 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3107 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3108 (pltseq_mtctr_<mode>): Likewise.
3110 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3112 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
3114 * configure: Regenerate.
3116 2019-02-11 Jakub Jelinek <jakub@redhat.com>
3119 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
3122 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3124 * function.c (assign_parm_setup_block): Use the stored
3125 size, not the passed size, when allocating stack-space,
3126 also for a parameter with alignment larger than
3127 MAX_SUPPORTED_STACK_ALIGNMENT.
3129 2019-02-11 Martin Liska <mliska@suse.cz>
3132 * ipa-cp.c (build_toporder_info): Remove usage of a param.
3133 * ipa-inline.c (inline_small_functions): Likewise.
3134 * ipa-pure-const.c (propagate_pure_const): Likewise.
3135 (propagate_nothrow): Likewise.
3136 * ipa-reference.c (propagate): Likewise.
3137 * ipa-utils.c (struct searchc_env): Remove unused field.
3138 (searchc): Always search across AVAIL_INTERPOSABLE.
3139 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
3140 the only called IPA pure const can properly not propagate
3141 across interposable boundary.
3142 * ipa-utils.h (ipa_reduced_postorder): Remove param.
3144 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
3146 * config/nds32/nds32.md (call_internal, call_value_internal,
3147 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
3149 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3151 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
3154 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
3156 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
3159 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3161 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
3163 2019-02-10 Jakub Jelinek <jakub@redhat.com>
3165 PR tree-optimization/89268
3166 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
3167 if preds is non-NULL.
3169 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3172 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
3175 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3177 * config/nds32/nds32.md (trap): New pattern.
3179 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3181 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
3184 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3186 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
3189 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3191 * ipa-visibility.c (localize_node): Also do not localize
3192 LDPR_PREVAILING_DEF_IRONLY_EXP.
3194 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3197 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
3198 instead of type_with_linkage.
3200 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3203 * params.def (uninlined-function-insns, uninlined-function-time,
3204 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
3205 bound so we don't get overflows.
3207 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
3209 * config/rs6000/rs6000-string.c (expand_compare_loop,
3210 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
3213 2019-02-09 Jakub Jelinek <jakub@redhat.com>
3216 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3217 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
3218 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
3220 2019-02-09 Alan Modra <amodra@gmail.com>
3223 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
3224 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
3227 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
3230 * lra-constraints.c (process_alt_operands): Don't increase reject
3231 for memory when offset memory is required.
3233 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
3235 * config/s390/vector.md: Implement vector copysign.
3237 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3239 * expr.c (expand_constructor): Correct indentations.
3241 2019-02-08 Richard Biener <rguenther@suse.de>
3243 PR tree-optimization/89247
3244 * tree-if-conv.c: Include tree-cfgcleanup.h.
3245 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
3246 (tree_if_conversion): Pass through predicate vector.
3247 (pass_if_conversion::execute): Do CFG cleanup and SSA update
3248 inline, see if any if-converted loops we refrece in
3249 LOOP_VECTORIZED calls vanished and fixup.
3250 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
3252 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
3254 * config/s390/constraints.md (jdd): New constraint.
3256 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3259 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
3260 upper 16 vector registers without TARGET_AVX512VL.
3261 (*movti_internal): Likewise.
3263 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3265 PR rtl-optimization/89234
3266 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
3267 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
3268 (copy_reg_eh_region_note_backward): Likewise.
3270 2019-02-08 Richard Biener <rguenther@suse.de>
3273 * tree-data-ref.c (initialize_matrix_A): Fail if constant
3275 (analyze_subscript_affine_affine): Handle failure from
3276 initialize_matrix_A.
3278 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3280 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
3283 2019-02-07 David Malcolm <dmalcolm@redhat.com>
3285 PR tree-optimization/86637
3286 PR tree-optimization/89235
3287 * tree-vect-loop.c (optimize_mask_stores): Add an
3288 auto_purge_vect_location sentinel to ensure that vect_location is
3291 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
3292 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
3293 to ensure that vect_location is purged on exit.
3294 (pass_slp_vectorize::execute): Likewise, replacing the manual
3296 * tree-vectorizer.h (class auto_purge_vect_location): New class.
3298 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3300 * config/aarch64/iterators.md (max_opp): New code_attr.
3301 (USMAX): New code iterator.
3302 * config/aarch64/predicates.md (aarch64_smin): New predicate.
3303 (aarch64_smax): Likewise.
3304 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
3305 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
3308 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
3311 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
3312 for TARGET_AVX512VL.
3313 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
3315 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
3317 * config/s390/s390-builtin-types.def: Add new types.
3318 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
3319 (s390_vec_xlw4): Make the memory operand into a const pointer.
3320 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
3322 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
3323 a new vector type with the alignment of the scalar memory operand.
3325 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
3326 Jakub Jelinek <jakub@redhat.com>
3329 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
3330 arm_count_ldrdstrd_insns): New declarations.
3331 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
3333 (valid_operands_ldrd_strd): New function.
3334 (arm_count_ldrdstrd_insns): New function.
3335 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
3336 sets instead of single DImode set and define new insns to match this.
3338 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3340 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
3341 Make it a C initializer.
3343 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3346 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
3348 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3350 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
3351 Use neon_dot<q> for type.
3352 (neon_<sup>dot_lane<vsi2qi>): Likewise.
3354 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3356 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
3357 Use neon_dot<q> for type.
3358 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
3359 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
3361 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
3363 PR rtl-optimization/89225
3364 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
3367 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
3369 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
3370 after restoring registers saved to allocate the frame on Windows.
3372 2019-02-06 Richard Biener <rguenther@suse.de>
3374 PR tree-optimization/89182
3375 * graphite.h (cached_scalar_evolution_in_region): Declare.
3376 * graphite.c (struct seir_cache_key): New.
3377 (struct sese_scev_hash): Likewise.
3378 (seir_cache): New global.
3379 (cached_scalar_evolution_in_region): New function.
3380 (graphite_transform_loops): Allocate and release seir_cache.
3381 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
3382 cached_scalar_evolution_in_region.
3383 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3385 (scop_detection::graphite_can_represent_expr: Use
3386 cached_scalar_evolution_in_region.
3387 (scop_detection::stmt_simple_for_scop_p): Likewise.
3388 (find_params_in_bb): Likewise.
3389 (gather_bbs::before_dom_children): Likewise.
3390 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
3391 (add_loop_constraints): Likewise.
3393 2019-02-06 Jakub Jelinek <jakub@redhat.com>
3396 * fold-const-call.c (fold_const_vec_convert): Pass true as last
3397 operand to new_unary_operation only if both element types are integral
3398 and it isn't a widening conversion. Return NULL_TREE if
3399 new_unary_operation failed.
3401 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
3404 * config/s390/s390.md: Remove load and test FP splitter.
3406 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3409 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
3410 expand_compare_loop, expand_block_compare_gpr,
3411 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
3412 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
3413 #include "profile-count.h" and "predict.h" for types and functions
3414 needed to work with REG_BR_PROB notes.
3416 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3419 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
3420 for the long branch case.
3422 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3425 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
3426 can throw, non-call exceptions are enabled and we can't delete
3427 dead exceptions or alter cfg. Set must_clean if
3428 delete_insn_and_edges returns true, don't set it blindly for calls.
3429 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
3431 PR rtl-optimization/89195
3432 * combine.c (make_extraction): For MEMs, don't extract bytes outside
3433 of the original MEM.
3435 2019-02-05 Martin Liska <mliska@suse.cz>
3437 PR gcov-profile/89000
3438 * gcov.c (function_summary): Remove argument.
3439 (file_summary): New function.
3440 (print_usage): Replace tabs with spaces.
3441 (generate_results): Use new function file_summary.
3443 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3446 * optabs.c (prepare_cmp_insn): Pass x and y to
3447 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
3449 2019-02-05 Richard Biener <rguenther@suse.de>
3452 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
3453 (struct bitmap_element): Drop chain_prev so we properly recurse on
3454 the prev member, supporting tree views.
3455 (struct bitmap_head): GTY skip the obstack member.
3457 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
3460 * doc/extend.texi (Vector Extensions): Add an example of using vector
3461 types together with x86 intrinsics.
3463 2019-02-04 Alan Modra <amodra@gmail.com>
3465 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
3466 str[] size to 160, and comment.
3468 2019-02-04 Alan Modra <amodra@gmail.com>
3470 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
3471 (rs6000_pltseq_template): Guard output of TLS markers with
3473 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
3474 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
3475 to use inline PLT sequences.
3476 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3477 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3478 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
3480 2019-02-04 Martin Liska <mliska@suse.cz>
3483 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
3484 out when ipa_fn_summaries does not contain entry for callee.
3486 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
3488 * config/sparc/sparc.h: Remove superfluous blank lines.
3489 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
3490 (got_register_rtx): ...this.
3491 (sparc_got): Adjust to above renaming.
3492 (sparc_tls_got): Likewise.
3493 (sparc_delegitimize_address): Likewise.
3494 (sparc_output_mi_thunk): Likewise.
3495 (sparc_init_pic_reg): Likewise.
3496 (save_local_or_in_reg_p): Fix test on the GOT register.
3497 (USE_HIDDEN_LINKONCE): Move around.
3498 (get_pc_thunk_name): Likewise.
3499 (gen_load_pcrel_sym): Likewise.
3500 (load_got_register): Likewise.
3502 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
3504 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
3505 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
3507 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3509 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
3512 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3514 * config.gcc (with_nds32_lib, glibc):
3515 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
3516 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
3517 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
3519 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
3522 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
3523 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
3524 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
3525 (*rcpsf2_sse): Ditto.
3526 (*rsqrtsf2_sse): Ditto.
3527 (sse4_1_round<mode<2): Ditto.
3529 2019-02-03 Richard Biener <rguenther@suse.de>
3532 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
3535 2019-02-02 Jakub Jelinek <jakub@redhat.com>
3538 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3539 Punt with warning on aggregate return or argument types. Ignore
3540 type/mode checking for uniform arguments.
3542 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3544 * combine.c (try_combine): Do not print "Can't combine" messages unless
3545 printing failed combination attempts.
3547 2019-02-01 Martin Jambor <mjambor@suse.cz>
3550 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
3551 segment and global segment variables before making them static.
3553 2019-02-01 Martin Jambor <mjambor@suse.cz>
3555 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
3556 missed optimization dump with dump_enabled_p.
3558 2019-02-01 Richard Biener <rguenther@suse.de>
3561 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
3562 the instantiate cache.
3563 (instantiate_scev_binary): Elide second operand procesing
3564 if equal to the first.
3565 * tree-chrec.c (chrec_contains_symbols): Add visited set.
3566 (chrec_contains_undetermined): Likewise.
3567 (tree_contains_chrecs): Likewise.
3569 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
3571 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
3573 2019-02-01 Jakub Jelinek <jakub@redhat.com>
3575 PR tree-optimization/89143
3576 * wide-int-range.h (wide_int_range_absu): Declare.
3577 * wide-int-range.cc (wide_int_range_absu): New function.
3578 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
3580 PR tree-optimization/88107
3581 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
3582 instead of assertion that eh_region_outermost is non-NULL, if it
3583 is NULL, set *ALL to true and return NULL.
3584 (move_sese_region_to_fn): Adjust caller, if all is set, call
3585 duplicate_eh_regions with NULL region.
3587 2019-02-01 Richard Biener <rguenth@suse.de>
3589 PR rtl-optimization/88593
3590 * mode-switching.c (optimize_mode_switching): Free dominators before
3591 calling cleanup_cfg.
3593 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3595 PR tree-optimization/88932
3596 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
3598 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3601 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
3602 bogus clang warning.
3604 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
3607 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
3608 alternative to avoid partial SSE register stall for TARGET_AVX.
3609 (truncdfsf2): Ditto.
3610 (sse4_1_round<mode>2): Ditto.
3612 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
3614 PR tree-optimization/89008
3615 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
3616 process anything of the form X * 0.
3618 2019-01-31 Richard Biener <rguenther@suse.de>
3620 PR tree-optimization/89135
3621 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
3622 with abnormal preds.
3624 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3627 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
3628 always_inline callees into no_sanitize_address callers.
3630 2019-01-31 Richard Biener <rguenther@suse.de>
3632 PR rtl-optimization/89115
3633 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
3635 2019-01-30 Martin Sebor <msebor@redhat.com>
3638 * doc/extend.texi (cast to a union): Correct and expand.
3640 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
3642 PR rtl-optimization/87246
3643 * lra-constraints.c (simplify_operand_subreg): Reload memory
3644 in subreg if the address became invalid.
3646 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
3649 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
3650 Disable for little-endian.
3652 2019-01-30 Richard Biener <rguenther@suse.de>
3654 PR rtl-optimization/89115
3655 * opts.c (default_options_optimization): Reduce
3656 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
3657 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
3660 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3662 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
3663 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
3664 type of vector element when vec_extract is implemented by direct
3667 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
3669 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
3671 2019-01-30 Richard Biener <rguenther@suse.de>
3673 PR tree-optimization/89111
3674 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
3675 canonicalization to appropriately sized access types.
3677 2019-01-30 Jakub Jelinek <jakub@redhat.com>
3680 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
3681 for arguments to functions that are TU-local and shouldn't be
3682 referenced by assembly.
3684 2019-01-30 Ulrich Drepper <drepper@redhat.com>
3686 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
3689 2019-01-29 Martin Sebor <msebor@redhat.com>
3692 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
3694 2019-01-29 Jakub Jelinek <jakub@redhat.com>
3698 * omp-simd-clone.c (simd_clone_clauses_extract)
3699 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
3700 OMP_CLAUSE_ALIGNED_ALIGNMENT.
3702 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
3704 * config.gcc: Force .init_array for ARC.
3706 2019-01-29 Richard Biener <rguenther@suse.de>
3709 * dwarf2out.c (collect_skeleton_dies): New helper.
3710 (copy_decls_for_unworthy_types): Call it.
3711 (build_abbrev_table): Assert we do not try to replace
3712 DW_AT_signature refs with local refs.
3714 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3717 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
3718 for lastprivate/linear IV, push gimplify context around gimplify_assign
3719 and, if it needed any temporaries, pop it into a gimple bind around the
3722 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3724 * common.opt (-Wattribute-alias): Remove "no-" from name.
3725 Make -Wattribute-alias command line option and
3726 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
3728 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3731 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
3732 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
3734 (bmi2): Add missing @opindex.
3735 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
3736 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
3737 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
3738 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
3739 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
3740 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
3741 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
3742 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
3743 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
3744 xsavec, xsaveopt and xsaves options.
3746 2019-01-28 Richard Biener <rguenther@suse.de>
3749 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
3752 2019-01-28 Richard Biener <rguenther@suse.de>
3754 PR tree-optimization/88739
3755 * tree-cfg.c (verify_types_in_gimple_reference): Verify
3756 BIT_FIELD_REFs only are applied to mode-precision operands
3757 when they are integral.
3758 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
3759 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
3760 BIT_FIELD_REFs of non-mode-precision integral operands.
3762 2019-01-27 Jakub Jelinek <jakub@redhat.com>
3765 * config/i386/sse.md
3766 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
3767 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
3768 first constants in pairs are multiples of 2. Formatting fixes.
3769 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
3770 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
3771 first constants in each quadruple are multiples of 4. Formatting fixes.
3773 2019-01-26 Martin Jambor <mjambor@suse.cz>
3776 * tree-inline.c: Include tree-cfgcleanup.h.
3777 (delete_unreachable_blocks_update_callgraph): Move...
3778 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
3779 ...here, make externally visible, make second argument bool, adjust
3781 * tree-cfgcleanup.c: Include cgraph.h.
3782 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
3784 * ipa-prop.c: Include tree-cfgcleanup.h.
3785 (ipcp_transform_function): Call
3786 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
3788 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
3790 PR rtl-optimization/88846
3791 * ira.c (process_set_for_memref_referenced_p): New.
3792 (memref_referenced_p): Add new param. Use
3793 process_set_for_memref_referenced_p. Add new switch cases.
3794 (memref_used_between_p): Pass new arg to memref_referenced_p.
3796 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
3799 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
3800 argument ABI_BREAK. Set to true if the calculated alignment has
3801 changed in gcc-9. Check bit-fields for their base type alignment.
3802 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
3803 (aarch64_function_arg_boundary): Likewise.
3804 (aarch64_gimplify_va_arg_expr): Likewise.
3806 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
3809 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
3810 instead of accessing TREE_INT_CST_ELT directly.
3812 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
3814 * doc/sourcebuild.texi (Environment attributes): Add fenv and
3815 fenv_exceptions description.
3817 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
3819 PR rtl-optimization/87763
3820 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
3821 Allow SUBREG when matching CC_NZmode compare.
3823 2019-01-25 Richard Biener <rguenther@suse.de>
3825 PR tree-optimization/89049
3826 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
3827 Look at the pattern stmt to determine if the stmt is vectorized.
3829 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
3831 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
3832 (pred_mov<mode>): Handle all-register forms using both a new
3833 alternative and a split.
3835 2019-01-25 Richard Biener <rguenther@suse.de>
3837 PR tree-optimization/86865
3838 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3839 Reject non-do-while loops.
3841 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
3843 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
3844 * config/rs6000/constraints.md (Q constraint): Use REG_P.
3845 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
3846 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
3847 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
3848 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3849 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
3850 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
3851 vlogical_operand, gpc_reg_operand, int_reg_operand,
3852 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
3853 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
3854 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
3855 (save_world_operation, restore_world_operation, lmw_operation,
3856 stmw_operation): Use MEM_P and REG_P.
3857 (tie_operand): Use MEM_P.
3858 (vrsave_operation, crsave_operation): Use REG_P.
3859 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
3860 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
3861 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
3862 (call_operand): Use HARD_REGISTER_P.
3863 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
3865 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
3866 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
3867 quad_aligned_load_p, replace_swapped_aligned_store,
3868 recombine_lvx_pattern, replace_swapped_aligned_load,
3869 recombine_stvx_pattern): Use MEM_P.
3870 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
3871 Use MEM_P and SYMBOL_REF_P.
3872 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
3873 (insn_is_swappable_p): Use REG_P and MEM_P.
3874 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
3875 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
3877 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
3879 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
3881 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
3882 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
3883 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
3884 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
3886 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
3887 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
3888 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
3889 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
3890 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
3891 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
3892 rs6000_split_logical_di): Use CONST_INT_P.
3893 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
3894 REG_P and SYMBOL_REF_P.
3895 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
3896 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
3897 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
3898 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
3899 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
3900 (small_data_operand, print_operand_address): Use CONST_INT_P and
3902 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
3903 (rs6000_init_hard_regno_mode_ok, direct_move_p):
3904 Use HARD_REGISTER_NUM_P.
3905 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
3906 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
3907 SUBREG_P and SYMBOL_REF_P.
3908 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
3909 and HARD_REGISTER_NUM_P.
3910 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
3912 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
3913 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
3915 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
3916 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
3917 find_addr_reg): Use REG_P.
3918 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
3919 (rs6000_emit_le_vsx_move): Use SUBREG_P.
3920 (offsettable_ok_by_alignment, constant_pool_expr_p,
3921 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
3922 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
3923 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
3924 rs6000_assemble_integer, create_TOC_reference,
3925 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
3926 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
3927 (rs6000_split_vec_extract_var): Use reg_or_subregno.
3928 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
3929 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
3930 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3931 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3932 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
3933 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
3934 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
3935 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
3936 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
3937 and cbranch<mode>4): Use CONST_INT_P.
3938 (multiple define_splits): Use REG_P and SUBREG_P.
3939 (define_expands call, call_value): Use MEM_P.
3940 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
3941 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
3942 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
3943 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
3944 and HARD_REGISTER_NUM_P.
3945 (multiple define_splits): Use HARD_REGISTER_NUM_P.
3947 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
3949 PR rtl-optimization/88948
3950 * rtl.h (prepare_copy_insn): New prototype.
3951 * gcse.c (prepare_copy_insn): New function, split out from
3952 process_insert_insn.
3953 (process_insert_insn): Use prepare_copy_insn.
3954 * store-motion.c (replace_store_insn): Use prepare_copy_insn
3955 instead of gen_move_insn.
3957 2019-01-24 Jakub Jelinek <jakub@redhat.com>
3960 * config/i386/i386.c (ix86_pic_register_p): Return true for
3963 PR tree-optimization/88964
3964 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
3965 punt if HONOR_SNANS (chrec).
3968 * tree-nested.c (convert_nonlocal_reference_stmt,
3969 convert_local_reference_stmt, convert_tramp_reference_stmt,
3970 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
3971 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
3974 PR tree-optimization/89027
3975 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
3976 for "omp simd array" variables.
3978 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
3981 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
3982 force the alignment of m_val.
3984 2019-01-24 Richard Biener <rguenther@suse.de>
3987 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
3988 When in "legacy" debug mode make sure to reset self-origins.
3990 2019-01-24 Martin Liska <mliska@suse.cz>
3992 PR gcov-profile/88994
3993 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
3994 result will be always smaller or equal to the original.
3995 * gcov.c (mangle_name): Fix else branch where we should
3996 also copy to PTR and shift the pointer.
3998 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
4000 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
4001 * vr-values.c (find_case_label_ranges): Fix a comment typo.
4003 2019-01-23 Bin Cheng <bin.cheng@arm.com>
4004 Steve Ellcey <sellcey@marvell.com>
4007 * recog.c (address_operand): Return false on wrong mode for address.
4008 (constrain_operands): Check for mode with 'p' constraint.
4010 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
4013 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
4014 Disparage MMX alternative.
4015 (sse2_cvtpd2pi): Ditto.
4016 (sse2_cvttpd2pi): Ditto.
4018 2019-01-23 David Malcolm <dmalcolm@redhat.com>
4021 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
4022 use-after-free of the result of
4023 aarch64_get_extension_string_for_isa_flags.
4025 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4028 * doc/extend.texi: Document break and continue behavior in
4029 statement expressions.
4031 2019-01-23 Richard Biener <rguenther@suse.de>
4033 PR tree-optimization/89008
4034 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
4035 not leave another stray operand.
4037 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4039 * BASE-VER: Bump to 9.0.1.
4041 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
4043 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
4044 thunk that returns by reference, use the type of the return object
4045 of the thunk instead of that of the alias to build the dereference.
4047 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
4049 * config/arc/atomic.md: Add operand to DMB instruction.
4051 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4053 PR tree-optimization/88964
4054 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
4055 build_zero_cst instead of build_int_cst. Return false for loop
4056 invariants which honor signed zeros.
4058 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
4060 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
4062 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4065 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
4066 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
4067 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
4070 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
4071 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
4074 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
4075 Disable for little endian.
4077 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4080 * config/arm/arm.c (arm_needs_double_word_align): Check
4081 DECL_BIT_FIELD_TYPE.
4083 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
4084 H.J. Lu <hongjiu.lu@intel.com>
4087 * config/i386/i386-builtin.def: Add mask2 to all builtin
4088 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
4090 * config/i386/i386.c (BDESC): Add mask2 to the definition.
4091 (BDESC_FIRST): Likewise.
4092 (define_builtin): Add an argument for mask2. Updated to handle
4093 both ix86_isa_flags and ix86_isa_flags2.
4094 (define_builtin_const): Likewise.
4095 (define_builtin_pure): Likewise.
4096 (define_builtin2): Deleted.
4097 (define_builtin_const2): Likewise.
4098 (builtin_description): Add a member, mask2.
4099 (bdesc_*): Add mask2 to builtin initializations.
4100 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
4101 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
4103 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
4105 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
4108 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
4111 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4114 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
4115 alignment is dominated by a bitfield with 64-bit aligned base type.
4116 (arm_function_arg): Emit a warning if the alignment has changed since
4117 earlier GCC releases.
4118 (arm_function_arg_boundary): Likewise.
4119 (arm_setup_incoming_varargs): Likewise.
4121 2019-01-22 Richard Biener <rguenther@suse.de>
4123 PR tree-optimization/88862
4124 * graphite-scop-detection.c
4125 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
4127 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
4129 * doc/extend.tex (AMD GCN Function Attributes): New section.
4130 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
4131 * doc/invoke.texi (AMD GCN Options): New section.
4132 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
4134 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
4136 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
4137 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
4139 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4141 PR tree-optimization/88044
4142 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
4143 is false in the first iteration, but !every_iteration, return false
4144 instead of true with niter->niter zero.
4146 PR rtl-optimization/88904
4147 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
4148 any nonequal registers before processing BB_END (b).
4151 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
4153 (expand_binop_directly, expand_doubleword_clz,
4154 expand_doubleword_popcount, expand_ctz, expand_ffs,
4155 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
4157 PR rtl-optimization/49429
4159 PR rtl-optimization/86334
4161 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
4162 addressable from here...
4163 (emit_block_op_via_libcall): ... to here.
4165 2019-01-22 Richard Biener <rguenther@suse.de>
4167 * tree-vect-loop.c (vect_analyze_loop_operations): Use
4168 auto_vec for cost vector to fix memleak.
4169 (vectorize_fold_left_reduction): Properly gather SLP defs.
4170 (vectorizable_comparison): Do not swap operands to properly
4173 2019-01-22 Alan Modra <amodra@gmail.com>
4176 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
4177 stays a reg. Allow a const_int.
4178 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
4179 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
4180 (IS_NOMARK_TLSGETADDR): Define.
4181 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
4182 (rs6000_output_tlsargs): New function.
4183 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
4184 __tls_get_addr call takes an arg.
4185 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
4186 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
4188 (call_value_nonlocal_sysv): ..or here, delete split.
4189 (tls_gdld_nomark): Delete.
4190 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
4191 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
4192 (call_value_nonlocal_sysv): Likewise.
4193 (call_value_nonlocal_sysv_secure): Likewise.
4194 (call_value_nonlocal_aix): Likewise.
4195 (call_value_indirect_aix): Likewise.
4196 (call_value_indirect_elfv2): Likewise.
4197 (call_value_local32, call_value_local64): Disable for no-mark tls.
4198 (call_value_local_aix): Likewise.
4200 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
4203 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
4204 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
4206 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
4208 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
4209 string contents as hash_map keys.
4211 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4214 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
4215 for rvalue context. Handle rvalues correctly. Use min_align_of_type
4216 instead of TYPE_ALIGN.
4217 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
4218 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
4219 pointer from TYPE_STUB_DECL.
4221 2019-01-21 Richard Biener <rguenther@suse.de>
4223 PR tree-optimization/88934
4224 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
4225 at the possibly non-constant operand.
4226 (vect_get_constant_vectors): Adjust.
4228 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
4231 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
4232 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
4233 instead of _X86INTRIN_H_INCLUDED.
4234 * onfig/i386/clwbintrin.h: Likewise.
4235 * config/i386/pkuintrin.h: Likewise.
4236 * config/i386/prfchwintrin.h: Likewise.
4237 * config/i386/rdseedintrin.h: Likewise.
4238 * config/i386/wbnoinvdintrin.h: Likewise.
4239 * config/i386/xsavecintrin.h: Likewise.
4240 * config/i386/xsavesintrin.h: Likewise.
4241 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
4242 * config/i386/xsaveintrin.h: Likewise.
4243 * config/i386/xsaveoptintrin.h: Likewise.
4244 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
4245 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
4246 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
4247 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
4248 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
4249 * config/i386/immintrin.h: Here.
4251 2019-01-20 Martin Jambor <mjambor@suse.cz>
4254 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
4255 with aa_walk_budget.
4256 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
4257 aa_walk_budget_p parameter.
4258 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
4259 walk. Updated all callers.
4260 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
4261 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
4263 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
4264 parameter info. Extract info from fbi. Pass fbi to recursive calls
4265 and to unmodified_parm.
4266 (phi_result_unknown_predicate): New parameter fbi, removed parameter
4267 info, updated call to will_be_nonconstant_expr_predicate.
4268 (param_change_prob): New parameter fbi, limit AA walking.
4269 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
4270 calls to various above functions.
4271 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
4272 parameter. Use it to limit AA walking.
4273 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
4275 (detect_type_change): New parameter fbi, pass it on to
4276 detect_type_change_from_memory_writes.
4277 (detect_type_change_ssa): Likewise.
4278 (aa_overwalked): Removed.
4279 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
4280 accordingly, adjust to the neew AA limiting scheme.
4281 (parm_ref_data_preserved_p): Likewise.
4282 (ipa_compute_jump_functions_for_edge): Adjust call to
4284 (ipa_analyze_call_uses): Likewise.
4285 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
4286 (ipa_analyze_node): Initialize aa_walk_budget.
4287 (ipcp_transform_function): Likewise.
4288 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
4289 to get_dynamic_type.
4291 2019-01-19 Jakub Jelinek <jakub@redhat.com>
4293 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
4294 outside of #if CHECKING_P code.
4296 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
4298 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
4299 New function, split out from...
4300 (loop_versioning::analyze_stride): ...here.
4301 (loop_versioning::find_per_loop_multiplication): Use gassign.
4302 (loop_versioning::analyze_term_using_scevs): Return a success code.
4303 (loop_versioning::analyze_arbitrary_term): New function.
4304 (loop_versioning::analyze_address_fragment): Use
4305 analyze_arbitrary_term if all else fails.
4307 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
4310 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
4313 2019-01-18 Richard Biener <rguenther@suse.de>
4315 PR tree-optimization/88903
4316 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
4317 scalar stmts a SLP shift amount is composed of when detecting
4320 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
4323 * config/arm/arm-cpus.in (mp): New feature.
4325 (fgroup ARMv7ve): Add mp and sec features.
4326 (arch armv7-a): Add options to allow mp and sec extensions.
4327 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
4328 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
4329 extenstions to the base architecture.
4330 (cpu cortex-a8): Add sec extension to the base architecture.
4331 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
4332 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
4333 variants down to the base v7-a varaint.
4334 * config/arm/t-multilib (v7_a_arch_variants): New variable.
4335 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
4336 of permitted extensions for -march=armv7-a and for
4337 -mcpu=generic-armv7-a.
4339 2019-01-18 Martin Liska <mliska@suse.cz>
4341 * params.def: Fix comment.
4342 * tree-profile.c (gimple_init_gcov_profiler): Bump function
4344 (gimple_gen_ic_func_profiler): Likewise.
4346 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4348 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
4349 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
4350 and put in error checks for stack protector guard options.
4351 (aarch64_stack_protect_guard): New.
4352 (TARGET_STACK_PROTECT_GUARD): Define.
4353 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
4354 (reg_stack_protect_address<mode>): New.
4355 (stack_protect_set): Adjust for SSP_GLOBAL.
4356 (stack_protect_test): Likewise.
4357 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
4358 (-mstack-protector-guard): Likewise.
4359 (-mstack-protector-guard-offset): Likewise.
4361 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4363 PR tree-optimization/86214
4364 * tree-inline.h (struct copy_body_data): Add
4365 add_clobbers_to_eh_landing_pads member.
4366 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
4367 (copy_edges_for_bb): Call it if EH edge destination is <
4368 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
4369 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
4370 if flag_stack_reuse != SR_NONE and clear it afterwards.
4372 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
4375 * doc/install.texi (with-multilib-list): Document for aarch64.
4377 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4380 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
4381 (("..."))) with ("...").
4383 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4385 * doc/extend.texi (Built-in Functions for Memory Model Aware
4386 Atomic Operations): Document atomic fetch and nand.
4388 2019-01-18 Martin Liska <mliska@suse.cz>
4389 Richard Biener <rguenther@suse.de>
4392 * cgraph.h (create_version_clone_with_body): Add new argument
4394 * cgraphclones.c (cgraph_node::create_version_clone): Add
4395 DECL_ATTRIBUTES to a newly created decl. And call
4396 valid_attribute_p so that proper cl_target_optimization_node
4397 is set for the newly created declaration.
4398 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
4400 (expand_target_clones): Do not call valid_attribute_p, it must
4402 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
4405 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4408 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
4409 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
4410 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
4412 2019-01-17 Martin Sebor <msebor@redhat.com>
4415 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
4416 Handle anti-ranges the same as no range at all.
4418 2018-01-17 Steve Ellcey <sellcey@cavium.com>
4420 * config/aarch64/aarch64.c (cgraph.h): New include.
4421 (intl.h): New include.
4422 (supported_simd_type): New function.
4423 (currently_supported_simd_type): Ditto.
4424 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
4425 (aarch64_simd_clone_adjust): Ditto.
4426 (aarch64_simd_clone_usable): Ditto.
4427 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
4428 (TARGET_SIMD_CLONE_ADJUST): Ditto.
4429 (TARGET_SIMD_CLONE_USABLE): Ditto.
4430 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
4431 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
4434 2019-01-17 Martin Sebor <msebor@redhat.com>
4436 PR tree-optimization/88800
4437 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
4438 NO_WARNING bit here. Avoid folding out-of-bounds calls.
4439 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
4440 redundant argument. Add new argument and issue diagnostics under
4441 its control. Detect out-of-bounds access even with warnings
4443 (check_bounds_or_overlap): Change return type. Add argument.
4444 (wrestrict_dom_walker::check_call): Adjust.
4445 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
4446 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
4447 check_bounds_or_overlap's return value.
4448 (handle_builtin_stxncpy): Same.
4449 (handle_builtin_strcat): Same.
4451 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4452 Kwok Cheung Yeung <kcy@codesourcery.com>
4453 Julian Brown <julian@codesourcery.com>
4454 Tom de Vries <tom@codesourcery.com>
4456 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
4458 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4460 * doc/sourcebuild.texi: Document dg-require-effective-target
4461 llvm_binutils and offload_gcn.
4463 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4464 Kwok Cheung Yeung <kcy@codesourcery.com>
4465 Julian Brown <julian@codesourcery.com>
4466 Tom de Vries <tom@codesourcery.com>
4468 * doc/sourcebuild.texi: Document dg-required-effective-target
4471 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4472 Kwok Cheung Yeung <kcy@codesourcery.com>
4473 Julian Brown <julian@codesourcery.com>
4474 Tom de Vries <tom@codesourcery.com>
4475 Jan Hubicka <hubicka@ucw.cz>
4476 Martin Jambor <mjambor@suse.cz>
4478 * config.gcc: Add amdgcn*-*-amdhsa configuration.
4479 * configure.ac: Check for dlopen.
4480 * configure: Regenerate.
4482 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4483 Kwok Cheung Yeung <kcy@codesourcery.com>
4484 Julian Brown <julian@codesourcery.com>
4485 Tom de Vries <tom@codesourcery.com>
4486 Jan Hubicka <hubicka@ucw.cz>
4487 Martin Jambor <mjambor@suse.cz>
4489 * common/config/gcn/gcn-common.c: New file.
4490 * config/gcn/driver-gcn.c: New file.
4491 * config/gcn/gcn-builtins.def: New file.
4492 * config/gcn/gcn-hsa.h: New file.
4493 * config/gcn/gcn-modes.def: New file.
4494 * config/gcn/gcn-opts.h: New file.
4495 * config/gcn/gcn-passes.def: New file.
4496 * config/gcn/gcn-protos.h: New file.
4497 * config/gcn/gcn-run.c: New file.
4498 * config/gcn/gcn-tree.c: New file.
4499 * config/gcn/gcn.c: New file.
4500 * config/gcn/gcn.h: New file.
4501 * config/gcn/gcn.opt: New file.
4502 * config/gcn/t-gcn-hsa: New file.
4504 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4505 Kwok Cheung Yeung <kcy@codesourcery.com>
4506 Julian Brown <julian@codesourcery.com>
4507 Tom de Vries <tom@codesourcery.com>
4508 Jan Hubicka <hubicka@ucw.cz>
4509 Martin Jambor <mjambor@suse.cz>
4511 * config/gcn/constraints.md: New file.
4512 * config/gcn/gcn-valu.md: New file.
4513 * config/gcn/gcn.md: New file.
4514 * config/gcn/predicates.md: New file.
4516 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
4518 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
4519 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
4520 (stmt_uses_0_or_null_in_undefined_way): Likewise.
4521 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
4523 2019-01-17 Tamar Christina <tamar.christina@arm.com>
4526 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
4527 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
4528 it and document registers.
4530 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4532 * config/aarch64/aarch64.c (ares_tunings): Define.
4533 * config/aarch64/aarch64-cores.def (ares): Use the above.
4535 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4539 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
4541 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
4542 (_mm512_fixupimm_round_pd): Update parameters and builtin.
4543 (_mm512_maskz_fixupimm_round_pd): Ditto.
4544 (_mm512_fixupimm_round_ps): Ditto.
4545 (_mm512_maskz_fixupimm_round_ps): Ditto.
4546 (_mm_fixupimm_round_sd): Ditto.
4547 (_mm_maskz_fixupimm_round_sd): Ditto.
4548 (_mm_fixupimm_round_ss): Ditto.
4549 (_mm_maskz_fixupimm_round_ss): Ditto.
4550 (_mm512_fixupimm_pd): Ditto.
4551 (_mm512_maskz_fixupimm_pd): Ditto.
4552 (_mm512_fixupimm_ps): Ditto.
4553 (_mm512_maskz_fixupimm_ps): Ditto.
4554 (_mm_fixupimm_sd): Ditto.
4555 (_mm_maskz_fixupimm_sd): Ditto.
4556 (_mm_fixupimm_ss): Ditto.
4557 (_mm_maskz_fixupimm_ss): Ditto.
4558 (_mm512_mask_fixupimm_round_pd): Update builtin.
4559 (_mm512_mask_fixupimm_round_ps): Ditto.
4560 (_mm_mask_fixupimm_round_sd): Ditto.
4561 (_mm_mask_fixupimm_round_ss): Ditto.
4562 (_mm512_mask_fixupimm_pd): Ditto.
4563 (_mm512_mask_fixupimm_ps): Ditto.
4564 (_mm_mask_fixupimm_sd): Ditto.
4565 (_mm_mask_fixupimm_ss): Ditto.
4566 * config/i386/avx512vlintrin.h:
4567 (_mm256_fixupimm_pd): Update parameters and builtin.
4568 (_mm256_maskz_fixupimm_pd): Ditto.
4569 (_mm256_fixupimm_ps): Ditto.
4570 (_mm256_maskz_fixupimm_ps): Ditto.
4571 (_mm_fixupimm_pd): Ditto.
4572 (_mm_maskz_fixupimm_pd): Ditto.
4573 (_mm_fixupimm_ps): Ditto.
4574 (_mm_maskz_fixupimm_ps): Ditto.
4575 (_mm256_mask_fixupimm_pd): Update builtin.
4576 (_mm256_mask_fixupimm_ps): Ditto.
4577 (_mm_mask_fixupimm_pd): Ditto.
4578 (_mm_mask_fixupimm_ps): Ditto.
4579 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
4580 * config/i386/i386-builtin.def: Update builtin definitions.
4581 * config/i386/i386.c: Handle new builtin types and remove useless ones.
4582 * config/i386/sse.md: Update VFIXUPIMM* patterns.
4583 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4584 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4585 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
4586 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4587 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4588 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
4589 * config/i386/subst.md:
4590 (round_saeonly_sd_mask_operand4): Add new subst_attr.
4591 (round_saeonly_sd_mask_op4): Ditto.
4592 (round_saeonly_expand_operand5): Ditto.
4593 (round_saeonly_expand): Update.
4595 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4599 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
4601 * config/i386/sse.md: Combine VFIXUPIMM* patterns
4602 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4603 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4604 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
4605 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4606 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4607 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
4609 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4613 2018-12-15 Jakub Jelinek <jakub@redhat.com>
4616 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
4617 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
4618 instead of UNSPEC_FIXUPIMM.
4620 2019-01-17 Richard Biener <rguenther@suse.de>
4623 * dwarf2out.c (want_pubnames): Never generate pubnames sections
4624 and friends for the LTO part of debug info.
4626 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4628 PR tree-optimization/86214
4629 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
4632 PR rtl-optimization/88870
4633 * dce.c (deletable_insn_p): Never delete const/pure calls that can
4634 throw if we can't alter the cfg or delete dead exceptions.
4635 (mark_insn): Don't call find_call_stack_args for such calls.
4637 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
4639 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
4640 prototypes for vec_st.
4641 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
4642 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
4643 mainly on signed/unsigned long long and double.
4645 2019-01-16 David Malcolm <dmalcolm@redhat.com>
4648 * combine.c (delete_noop_moves): Convert to "bool" return,
4649 returning true if any edges are eliminated.
4650 (combine_instructions): Also return true if delete_noop_moves
4653 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4655 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
4656 correct max nunits for endian swap.
4657 (aarch64_expand_fcmla_builtin): Correct subreg code.
4658 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
4659 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
4662 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
4664 * config/alpha/alpha.c (alpha_gimplify_va_arg):
4665 Handle split indirect COMPLEX_TYPE arguments.
4667 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
4670 * config/aarch64/aarch64-modes.def: Add comment about how the carry
4671 bit is set by add and compare.
4672 (CC_ADC): New CC_MODE.
4673 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
4674 to cache the code and mode of X. Adjust the shape of a CC_Cmode
4675 comparison. Add detection for CC_ADCmode.
4676 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
4678 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
4679 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
4680 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
4681 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
4682 to eliminate the need for zero-extending the operands.
4683 (add<mode>3_compareC_imm): Delete. Merge into ...
4684 (add<mode>3_compareC): ... this. Restructure the comparison to
4685 eliminate the need for zero-extending the operands.
4686 (add<mode>3_carryin): Use LTU for the overflow detection.
4687 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
4688 Reexpress comparison for overflow.
4689 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
4690 (add<mode>3_carryinC): Likewise.
4691 (add<mode>3_carryinV): Use LTU for carry between partials.
4692 * config/aarch64/predicates.md (aarch64_carry_operation): Update
4693 handling of CC_Cmode and add CC_ADCmode.
4694 (aarch64_borrow_operation): Likewise.
4696 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4698 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
4699 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
4700 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
4701 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
4703 2019-01-16 Martin Liska <mliska@suse.cz>
4705 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
4707 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
4709 * gcc.c (add_sysrooted_hdrs_prefix): New function.
4710 (path_prefix_reset): Move up in the source file.
4711 (find_fortran_preinclude_file): Make complex search for the
4712 fortran header files.
4714 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
4716 * godump.c (go_output_typedef): When outputting a typedef, refer
4717 to the underlying type by its name and not its structure.
4719 2019-01-15 David Malcolm <dmalcolm@redhat.com>
4722 * tree.c (build_function_type): Assert that arg_types is not
4725 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
4728 * doc/extend.texi: Document that listing the stack pointer in the
4729 clobber list of an asm is a deprecated feature.
4730 * common.opt (Wdeprecated): Moved from c-family/c.opt.
4731 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
4732 warning instead of an error for clobbers of the stack pointer.
4733 Add a note explaining why.
4735 2019-01-15 Richard Biener <rguenther@suse.de>
4738 * dwarf2out.c (gen_member_die): Do not generate inheritance
4741 2019-01-15 Richard Biener <rguenther@suse.de>
4743 PR tree-optimization/88855
4744 * tree-if-conv.c (combine_blocks): Collect
4745 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
4747 2019-01-15 Tom de Vries <tdevries@suse.de>
4750 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
4751 lhs == NULL_TREE for gang-level reduction.
4753 2019-01-15 Richard Biener <rguenther@suse.de>
4754 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4757 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
4758 return true if SSA_NAME is already marked in visited bitmap.
4759 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
4761 2019-01-15 Jakub Jelinek <jakub@redhat.com>
4763 PR tree-optimization/88775
4764 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
4765 equal == 0 equality pointer comparisons some more if compared in
4766 integral types and either one points to an automatic var and the
4767 other to a global, or we can prove at least one points to the middle
4768 or both point to start or both point to end.
4770 2019-01-14 Andi Kleen <ak@linux.intel.com>
4772 * Makefile.in: Lower autofdo sampling rate by 10x.
4773 * Makefile.tpl: Dito.
4775 2019-01-14 Tom Honermann <tom@honermann.net>
4777 * defaults.h: Define CHAR8_TYPE.
4779 2019-01-14 Martin Sebor <msebor@redhat.com>
4782 * doc/extend.texi (Darwin Format Checks): Clarify.
4784 2019-01-14 Richard Biener <rguenther@suse.de>
4786 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
4787 whether we are in (simplify ...) or (match ...) context.
4789 2019-01-14 Jakub Jelinek <jakub@redhat.com>
4791 PR rtl-optimization/88796
4792 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
4793 * cfgexpand.c (stack_protect_prologue): Initialize
4794 crtl->stack_protect_guard_decl.
4795 * function.c (stack_protect_epilogue): Use it instead of calling
4796 targetm.stack_protect_guard again.
4797 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
4798 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
4799 crtl->stack_protect_guard_decl.
4800 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
4801 on the returned MEM_EXPR.
4803 2019-01-12 Tom de Vries <tdevries@suse.de>
4805 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
4806 vector length using -fopenacc-dim.
4808 2019-01-12 Tom de Vries <tdevries@suse.de>
4810 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
4811 lengths into account.
4813 2019-01-12 Svante Signell <svante.signell@gmail.com>
4815 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
4816 (TARGET_CAN_SPLIT_STACK): Define.
4817 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
4819 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
4821 * params.def (inline-unit-growth): Set to 40.
4823 2019-01-12 Jakub Jelinek <jakub@redhat.com>
4825 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
4827 2019-01-12 Tom de Vries <tdevries@suse.de>
4829 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
4830 region calling vector-partitionable routine, set default_vector_length
4833 2019-01-12 Tom de Vries <tdevries@suse.de>
4835 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
4836 variable default_vector_length.
4838 2019-01-12 Tom de Vries <tdevries@suse.de>
4841 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
4842 from oacc_default_dims, as oacc_validate_dims would do it, and apply
4845 2019-01-12 Tom de Vries <tdevries@suse.de>
4847 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
4848 (nvptx_goacc_validate_dims): Add used parameter.
4849 * doc/tm.texi: Regenerate.
4850 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
4851 argument to call to targetm.goacc.validate_dims.
4852 (default_goacc_validate_dims): Add used
4854 * target.def (validate_dims): Add used parameter in DEFHOOK.
4855 * targhooks.h (default_goacc_validate_dims): Add used parameter.
4857 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4861 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
4863 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
4864 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
4865 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
4866 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
4868 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
4870 PR rtl-optimization/87305
4872 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
4873 for little endian pseudos used as paradoxical subreg.
4875 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4877 PR tree-optimization/88693
4878 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
4879 for STRING_CSTs that don't contain any NUL characters in the first
4880 TREE_STRING_LENGTH bytes.
4882 2019-01-11 Alan Modra <amodra@gmail.com>
4886 * genattrtab.c (min_fn): Don't translate values.
4887 (min_attr_value): Return INT_MAX when the value can't be calculated.
4888 Return minimum among any values that can be calculated.
4889 (max_attr_value): Adjust.
4891 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4893 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
4895 2019-01-11 Steve Ellcey <sellcey@marvell.com>
4897 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
4898 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
4899 (aarch64_return_call_with_max_clobbers): New function.
4900 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
4901 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
4903 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
4904 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
4905 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
4906 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
4907 * cselib.c (cselib_process_insn): Add argument to
4908 targetm.hard_regno_call_part_clobbered call.
4909 * ira-conflicts.c (ira_build_conflicts): Ditto.
4910 * ira-costs.c (ira_tune_allocno_costs): Ditto.
4911 * lra-constraints.c (inherit_reload_reg): Ditto.
4912 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
4913 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
4914 argument. Call targetm.return_call_with_max_clobbers.
4915 Add argument to targetm.hard_regno_call_part_clobbered call.
4916 (calls_have_same_clobbers_p): New function.
4917 (process_bb_lives): Add call_insn and last_call_insn variables.
4918 Pass call_insn to check_pseudos_live_through_calls.
4919 Modify if stmt to check targetm.return_call_with_max_clobbers.
4920 Update setting of flush variable.
4921 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
4923 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
4924 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
4925 targetm.hard_regno_call_part_clobbered call.
4926 * reginfo.c (choose_hard_reg_mode): Ditto.
4927 * regrename.c (check_new_reg_p): Ditto.
4928 * reload.c (find_equiv_reg): Ditto.
4929 * reload1.c (emit_reload_insns): Ditto.
4930 * sched-deps.c (deps_analyze_insn): Ditto.
4931 * sel-sched.c (init_regs_for_mode): Ditto.
4932 (mark_unavailable_hard_regs): Ditto.
4933 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
4934 * target.def (hard_regno_call_part_clobbered): Add insn argument.
4935 (return_call_with_max_clobbers): New target function.
4936 * doc/tm.texi: Regenerate.
4937 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
4938 * hooks.c (hook_bool_uint_mode_false): Change to
4939 hook_bool_insn_uint_mode_false.
4940 * hooks.h (hook_bool_uint_mode_false): Ditto.
4942 2019-01-11 Steve Ellcey <sellcey@marvell.com>
4944 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
4945 (aarch64_remove_extra_call_preserved_regs): New function.
4946 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
4947 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
4948 * doc/tm.texi: Regenerate.
4949 * final.c (get_call_reg_set_usage): Call new hook.
4950 * target.def (remove_extra_call_preserved_regs): New hook.
4951 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
4952 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
4954 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4957 * passes.c (finish_optimization_passes): Call print_combine_total_stats
4958 inside of pass_combine_1 dump rather than pass_profile_1.
4960 2019-01-11 Tom de Vries <tdevries@suse.de>
4962 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
4963 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
4964 (PTX_NUM_PER_WORKER_BARRIERS): Define.
4965 (nvptx_apply_dim_limits): Prevent vector_length 64 and
4968 2019-01-11 Tom de Vries <tdevries@suse.de>
4970 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
4972 2019-01-11 Jan Beulich <jbeulich@suse.com>
4974 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
4975 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
4976 sse2_cvtsi2sd): Add {l}.
4977 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
4980 2019-01-10 Jakub Jelinek <jakub@redhat.com>
4983 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
4985 (*float<floatunssuffix>v2div2sf2): New define_insn.
4986 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
4987 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
4988 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
4989 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
4990 match_operands with "const0_operand" "C".
4992 2019-01-10 Tamar Christina <tamar.christina@arm.com>
4994 * config/aarch64/aarch64-builtins.c
4995 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
4996 (aarch64_init_simd_builtins): ...Here
4998 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
5000 PR rtl-optimization/87305
5002 (setup_live_pseudos_and_spill_after_risky_transforms): Check
5003 allocation for big endian pseudos used as paradoxical subregs and
5004 spill them if it is wrong.
5005 * lra-constraints.c (lra_constraints): Add a comment.
5007 2019-01-10 Richard Biener <rguenther@suse.de>
5009 PR tree-optimization/88792
5010 * tree-ssa-pre.c (get_representative_for): Do not return a
5013 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5017 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
5018 (assign_parm_setup_block): Do the argument slot realignment here
5021 2019-01-10 Stefan Agner <stefan@agner.ch>
5024 * config/arm/arm.c (arm_option_override_internal): Force
5025 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
5027 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5030 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
5033 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5035 * config/arm/arm-builtins.c
5036 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
5037 (MAC_LANE_PAIR_QUALIFIERS): New.
5038 (arm_expand_builtin_args): Use it.
5039 (arm_expand_builtin_1): Likewise.
5040 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
5041 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
5042 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
5043 * config/arm/arm_neon.h:
5044 (vcadd_rot90_f16): New.
5045 (vcaddq_rot90_f16): New.
5046 (vcadd_rot270_f16): New.
5047 (vcaddq_rot270_f16): New.
5050 (vcmla_lane_f16): New.
5051 (vcmla_laneq_f16): New.
5052 (vcmlaq_lane_f16): New.
5053 (vcmlaq_laneq_f16): New.
5054 (vcmla_rot90_f16): New.
5055 (vcmlaq_rot90_f16): New.
5056 (vcmla_rot90_lane_f16): New.
5057 (vcmla_rot90_laneq_f16): New.
5058 (vcmlaq_rot90_lane_f16): New.
5059 (vcmlaq_rot90_laneq_f16): New.
5060 (vcmla_rot180_f16): New.
5061 (vcmlaq_rot180_f16): New.
5062 (vcmla_rot180_lane_f16): New.
5063 (vcmla_rot180_laneq_f16): New.
5064 (vcmlaq_rot180_lane_f16): New.
5065 (vcmlaq_rot180_laneq_f16): New.
5066 (vcmla_rot270_f16): New.
5067 (vcmlaq_rot270_f16): New.
5068 (vcmla_rot270_lane_f16): New.
5069 (vcmla_rot270_laneq_f16): New.
5070 (vcmlaq_rot270_lane_f16): New.
5071 (vcmlaq_rot270_laneq_f16): New.
5072 (vcadd_rot90_f32): New.
5073 (vcaddq_rot90_f32): New.
5074 (vcadd_rot270_f32): New.
5075 (vcaddq_rot270_f32): New.
5078 (vcmla_lane_f32): New.
5079 (vcmla_laneq_f32): New.
5080 (vcmlaq_lane_f32): New.
5081 (vcmlaq_laneq_f32): New.
5082 (vcmla_rot90_f32): New.
5083 (vcmlaq_rot90_f32): New.
5084 (vcmla_rot90_lane_f32): New.
5085 (vcmla_rot90_laneq_f32): New.
5086 (vcmlaq_rot90_lane_f32): New.
5087 (vcmlaq_rot90_laneq_f32): New.
5088 (vcmla_rot180_f32): New.
5089 (vcmlaq_rot180_f32): New.
5090 (vcmla_rot180_lane_f32): New.
5091 (vcmla_rot180_laneq_f32): New.
5092 (vcmlaq_rot180_lane_f32): New.
5093 (vcmlaq_rot180_laneq_f32): New.
5094 (vcmla_rot270_f32): New.
5095 (vcmlaq_rot270_f32): New.
5096 (vcmla_rot270_lane_f32): New.
5097 (vcmla_rot270_laneq_f32): New.
5098 (vcmlaq_rot270_lane_f32): New.
5099 (vcmlaq_rot270_laneq_f32): New.
5100 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
5101 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
5102 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
5103 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
5104 vcmlaq_lane270): New.
5105 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
5106 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
5107 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
5108 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
5109 (arm_option_reconfigure_globals): Use them.
5110 * config/arm/iterators.md (VDF, VQ_HSF): New.
5111 (VCADD, VCMLA): New.
5112 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
5113 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
5115 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
5116 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
5118 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5120 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
5121 Add qualifier_lane_pair_index.
5122 (emit-rtl.h): Include.
5123 (TYPES_QUADOP_LANE_PAIR): New.
5124 (aarch64_simd_expand_args): Use it.
5125 (aarch64_simd_expand_builtin): Likewise.
5126 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
5128 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
5129 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
5130 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
5131 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
5132 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
5133 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
5134 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
5135 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
5136 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
5137 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
5138 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
5139 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
5140 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
5141 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
5142 Add __ARM_FEATURE_COMPLEX.
5143 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
5144 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
5145 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
5146 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
5147 fcmlaq_lane270): New.
5148 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5149 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
5150 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
5151 * config/aarch64/arm_neon.h:
5152 (vcadd_rot90_f16): New.
5153 (vcaddq_rot90_f16): New.
5154 (vcadd_rot270_f16): New.
5155 (vcaddq_rot270_f16): New.
5158 (vcmla_lane_f16): New.
5159 (vcmla_laneq_f16): New.
5160 (vcmlaq_lane_f16): New.
5161 (vcmlaq_rot90_lane_f16): New.
5162 (vcmla_rot90_laneq_f16): New.
5163 (vcmla_rot90_lane_f16): New.
5164 (vcmlaq_rot90_f16): New.
5165 (vcmla_rot90_f16): New.
5166 (vcmlaq_laneq_f16): New.
5167 (vcmla_rot180_laneq_f16): New.
5168 (vcmla_rot180_lane_f16): New.
5169 (vcmlaq_rot180_f16): New.
5170 (vcmla_rot180_f16): New.
5171 (vcmlaq_rot90_laneq_f16): New.
5172 (vcmlaq_rot270_laneq_f16): New.
5173 (vcmlaq_rot270_lane_f16): New.
5174 (vcmla_rot270_laneq_f16): New.
5175 (vcmlaq_rot270_f16): New.
5176 (vcmla_rot270_f16): New.
5177 (vcmlaq_rot180_laneq_f16): New.
5178 (vcmlaq_rot180_lane_f16): New.
5179 (vcmla_rot270_lane_f16): New.
5180 (vcadd_rot90_f32): New.
5181 (vcaddq_rot90_f32): New.
5182 (vcaddq_rot90_f64): New.
5183 (vcadd_rot270_f32): New.
5184 (vcaddq_rot270_f32): New.
5185 (vcaddq_rot270_f64): New.
5189 (vcmla_lane_f32): New.
5190 (vcmla_laneq_f32): New.
5191 (vcmlaq_lane_f32): New.
5192 (vcmlaq_laneq_f32): New.
5193 (vcmla_rot90_f32): New.
5194 (vcmlaq_rot90_f32): New.
5195 (vcmlaq_rot90_f64): New.
5196 (vcmla_rot90_lane_f32): New.
5197 (vcmla_rot90_laneq_f32): New.
5198 (vcmlaq_rot90_lane_f32): New.
5199 (vcmlaq_rot90_laneq_f32): New.
5200 (vcmla_rot180_f32): New.
5201 (vcmlaq_rot180_f32): New.
5202 (vcmlaq_rot180_f64): New.
5203 (vcmla_rot180_lane_f32): New.
5204 (vcmla_rot180_laneq_f32): New.
5205 (vcmlaq_rot180_lane_f32): New.
5206 (vcmlaq_rot180_laneq_f32): New.
5207 (vcmla_rot270_f32): New.
5208 (vcmlaq_rot270_f32): New.
5209 (vcmlaq_rot270_f64): New.
5210 (vcmla_rot270_lane_f32): New.
5211 (vcmla_rot270_laneq_f32): New.
5212 (vcmlaq_rot270_lane_f32): New.
5213 (vcmlaq_rot270_laneq_f32): New.
5214 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
5215 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
5216 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
5217 (FCADD, FCMLA): New.
5219 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
5221 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5225 * config/pa/pa.c: Change "can not" to "cannot".
5226 * gimple-ssa-evrp-analyze.c: Likewise.
5227 * ipa-icf.c: Likewise.
5228 * ipa-polymorphic-call.c: Likewise.
5229 * ipa-pure-const.c: Likewise.
5230 * lra-constraints.c: Likewise.
5231 * lra-remat.c: Likewise.
5232 * reload1.c: Likewise.
5233 * reorg.c: Likewise.
5234 * tree-ssa-uninit.c: Likewise.
5236 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5240 * Makefile.in: Mechanically replace "can not" with "cannot".
5241 * alias.c: Likewise.
5242 * builtins.c: Likewise.
5243 * calls.c: Likewise.
5244 * cgraph.c: Likewise.
5245 * cgraph.h: Likewise.
5246 * cgraphclones.c: Likewise.
5247 * cgraphunit.c: Likewise.
5248 * combine-stack-adj.c: Likewise.
5249 * combine.c: Likewise.
5250 * common/config/i386/i386-common.c: Likewise.
5251 * config/aarch64/aarch64.c: Likewise.
5252 * config/alpha/sync.md: Likewise.
5253 * config/arc/arc.c: Likewise.
5254 * config/arc/predicates.md: Likewise.
5255 * config/arm/arm-c.c: Likewise.
5256 * config/arm/arm.c: Likewise.
5257 * config/arm/arm.h: Likewise.
5258 * config/arm/arm.md: Likewise.
5259 * config/arm/cortex-r4f.md: Likewise.
5260 * config/csky/csky.c: Likewise.
5261 * config/csky/csky.h: Likewise.
5262 * config/darwin-f.c: Likewise.
5263 * config/epiphany/epiphany.md: Likewise.
5264 * config/i386/i386.c: Likewise.
5265 * config/i386/sol2.h: Likewise.
5266 * config/m68k/m68k.c: Likewise.
5267 * config/mcore/mcore.h: Likewise.
5268 * config/microblaze/microblaze.md: Likewise.
5269 * config/mips/20kc.md: Likewise.
5270 * config/mips/sb1.md: Likewise.
5271 * config/nds32/nds32.c: Likewise.
5272 * config/nds32/predicates.md: Likewise.
5273 * config/pa/pa.c: Likewise.
5274 * config/rs6000/e300c2c3.md: Likewise.
5275 * config/rs6000/rs6000.c: Likewise.
5276 * config/s390/s390.h: Likewise.
5277 * config/sh/sh.c: Likewise.
5278 * config/sh/sh.md: Likewise.
5279 * config/spu/vmx2spu.h: Likewise.
5280 * cprop.c: Likewise.
5281 * dbxout.c: Likewise.
5282 * df-scan.c: Likewise.
5283 * doc/cfg.texi: Likewise.
5284 * doc/extend.texi: Likewise.
5285 * doc/fragments.texi: Likewise.
5286 * doc/gty.texi: Likewise.
5287 * doc/invoke.texi: Likewise.
5288 * doc/lto.texi: Likewise.
5289 * doc/md.texi: Likewise.
5290 * doc/objc.texi: Likewise.
5291 * doc/rtl.texi: Likewise.
5292 * doc/tm.texi: Likewise.
5294 * emit-rtl.c: Likewise.
5295 * emit-rtl.h: Likewise.
5296 * except.c: Likewise.
5297 * expmed.c: Likewise.
5299 * fold-const.c: Likewise.
5300 * genautomata.c: Likewise.
5301 * gimple-fold.c: Likewise.
5302 * hard-reg-set.h: Likewise.
5303 * ifcvt.c: Likewise.
5304 * ipa-comdats.c: Likewise.
5305 * ipa-cp.c: Likewise.
5306 * ipa-devirt.c: Likewise.
5307 * ipa-fnsummary.c: Likewise.
5308 * ipa-icf.c: Likewise.
5309 * ipa-inline-transform.c: Likewise.
5310 * ipa-inline.c: Likewise.
5311 * ipa-polymorphic-call.c: Likewise.
5312 * ipa-profile.c: Likewise.
5313 * ipa-prop.c: Likewise.
5314 * ipa-pure-const.c: Likewise.
5315 * ipa-reference.c: Likewise.
5316 * ipa-split.c: Likewise.
5317 * ipa-visibility.c: Likewise.
5319 * ira-build.c: Likewise.
5320 * ira-color.c: Likewise.
5321 * ira-conflicts.c: Likewise.
5322 * ira-costs.c: Likewise.
5323 * ira-int.h: Likewise.
5324 * ira-lives.c: Likewise.
5327 * loop-invariant.c: Likewise.
5328 * loop-unroll.c: Likewise.
5329 * lower-subreg.c: Likewise.
5330 * lra-assigns.c: Likewise.
5331 * lra-constraints.c: Likewise.
5332 * lra-eliminations.c: Likewise.
5333 * lra-lives.c: Likewise.
5334 * lra-remat.c: Likewise.
5335 * lra-spills.c: Likewise.
5337 * lto-cgraph.c: Likewise.
5338 * lto-streamer-out.c: Likewise.
5339 * postreload-gcse.c: Likewise.
5340 * predict.c: Likewise.
5341 * profile-count.h: Likewise.
5342 * profile.c: Likewise.
5343 * recog.c: Likewise.
5345 * reload.c: Likewise.
5346 * reload1.c: Likewise.
5347 * reorg.c: Likewise.
5348 * resource.c: Likewise.
5349 * rtl.def: Likewise.
5351 * rtlanal.c: Likewise.
5352 * sched-deps.c: Likewise.
5353 * sched-ebb.c: Likewise.
5354 * sched-rgn.c: Likewise.
5355 * sel-sched-ir.c: Likewise.
5356 * sel-sched.c: Likewise.
5357 * shrink-wrap.c: Likewise.
5358 * simplify-rtx.c: Likewise.
5359 * symtab.c: Likewise.
5360 * target.def: Likewise.
5361 * toplev.c: Likewise.
5362 * tree-call-cdce.c: Likewise.
5363 * tree-cfg.c: Likewise.
5364 * tree-complex.c: Likewise.
5365 * tree-core.h: Likewise.
5366 * tree-eh.c: Likewise.
5367 * tree-inline.c: Likewise.
5368 * tree-loop-distribution.c: Likewise.
5369 * tree-nrv.c: Likewise.
5370 * tree-profile.c: Likewise.
5371 * tree-sra.c: Likewise.
5372 * tree-ssa-alias.c: Likewise.
5373 * tree-ssa-dce.c: Likewise.
5374 * tree-ssa-dom.c: Likewise.
5375 * tree-ssa-forwprop.c: Likewise.
5376 * tree-ssa-loop-im.c: Likewise.
5377 * tree-ssa-loop-ivcanon.c: Likewise.
5378 * tree-ssa-loop-ivopts.c: Likewise.
5379 * tree-ssa-loop-niter.c: Likewise.
5380 * tree-ssa-phionlycprop.c: Likewise.
5381 * tree-ssa-phiopt.c: Likewise.
5382 * tree-ssa-propagate.c: Likewise.
5383 * tree-ssa-threadedge.c: Likewise.
5384 * tree-ssa-threadupdate.c: Likewise.
5385 * tree-ssa-uninit.c: Likewise.
5386 * tree-ssanames.c: Likewise.
5387 * tree-streamer-out.c: Likewise.
5390 * vr-values.c: Likewise.
5392 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
5394 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
5395 (ix86_split_xorsign): Ditto.
5396 * config/i386/i386.c (ix86_expand_xorsign): New function.
5397 (ix86_split_xorsign): Ditto.
5398 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
5399 (xorsign<mode>3): New expander.
5400 (xorsign<mode>3_1): New insn_and_split pattern.
5401 * config/i386/sse.md (xorsign<mode>3): New expander.
5403 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5405 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
5406 (*tablejump_sp64): Likewise.
5407 (*tablejump<P:mode>): ...this.
5408 (*call_address_sp32): Merge into...
5409 (*call_address_sp64): Likewise.
5410 (*call_address<P:mode>): ...this.
5411 (*call_symbolic_sp32): Merge into...
5412 (*call_symbolic_sp64): Likewise.
5413 (*call_symbolic<P:mode>): ...this.
5414 (call_value): Remove constraint and add predicate.
5415 (*call_value_address_sp32): Merge into...
5416 (*call_value_address_sp64): Likewise.
5417 (*call_value_address<P:mode>): ...this.
5418 (*call_value_symbolic_sp32): Merge into...
5419 (*call_value_symbolic_sp64): Likewise.
5420 (*call_value_symbolic<P:mode>): ...this.
5421 (*sibcall_symbolic_sp32): Merge into...
5422 (*sibcall_symbolic_sp64): Likewise.
5423 (*sibcall_symbolic<P:mode>): ...this.
5424 (sibcall_value): Remove constraint and add predicate.
5425 (*sibcall_value_symbolic_sp32): Merge into...
5426 (*sibcall_value_symbolic_sp64): Likewise.
5427 (*sibcall_value_symbolic<P:mode>): ...this.
5428 (window_save): Minor tweak.
5429 (*branch_sp32): Merge into...
5430 (*branch_sp64): Likewise.
5431 (*branch<P:mode>): ...this.
5433 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5434 James Clarke <jrtc27@jrtc27.com>
5437 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
5438 consistently in TLS address generation and adjust code to the renaming
5439 of patterns. Mark calls to __tls_get_addr as const.
5440 * config/sparc/sparc.md (tgd_hi22): Turn into...
5441 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
5442 (tgd_lo10): Turn into...
5443 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
5444 (tgd_add32): Merge into...
5445 (tgd_add64): Likewise.
5446 (tgd_add<P:mode>): ...this and use Pmode throughout.
5447 (tldm_hi22): Turn into...
5448 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
5449 (tldm_lo10): Turn into...
5450 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
5451 (tldm_add32): Merge into...
5452 (tldm_add64): Likewise.
5453 (tldm_add<P:mode>): ...this and use Pmode throughout.
5454 (tldm_call32): Merge into...
5455 (tldm_call64): Likewise.
5456 (tldm_call<P:mode>): ...this and use Pmode throughout.
5457 (tldo_hix22): Turn into...
5458 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
5459 (tldo_lox10): Turn into...
5460 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
5461 (tldo_add32): Merge into...
5462 (tldo_add64): Likewise.
5463 (tldo_add<P:mode>): ...this and use Pmode throughout.
5464 (tie_hi22): Turn into...
5465 (tie_hi22<P:mode>): ...this and use Pmode throughout.
5466 (tie_lo10): Turn into...
5467 (tie_lo10<P:mode>): ...this and use Pmode throughout.
5468 (tie_ld64): Use DImode throughout.
5469 (tie_add32): Merge into...
5470 (tie_add64): Likewise.
5471 (tie_add<P:mode>): ...this and use Pmode throughout.
5472 (tle_hix22_sp32): Merge into...
5473 (tle_hix22_sp64): Likewise.
5474 (tle_hix22<P:mode>): ...this and use Pmode throughout.
5475 (tle_lox22_sp32): Merge into...
5476 (tle_lox22_sp64): Likewise.
5477 (tle_lox22<P:mode>): ...this and use Pmode throughout.
5478 (*tldo_ldub_sp32): Merge into...
5479 (*tldo_ldub_sp64): Likewise.
5480 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
5481 (*tldo_ldub1_sp32): Merge into...
5482 (*tldo_ldub1_sp64): Likewise.
5483 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
5484 (*tldo_ldub2_sp32): Merge into...
5485 (*tldo_ldub2_sp64): Likewise.
5486 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
5487 (*tldo_ldsb1_sp32): Merge into...
5488 (*tldo_ldsb1_sp64): Likewise.
5489 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
5490 (*tldo_ldsb2_sp32): Merge into...
5491 (*tldo_ldsb2_sp64): Likewise.
5492 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
5493 (*tldo_ldub3_sp64): Use DImode throughout.
5494 (*tldo_ldsb3_sp64): Likewise.
5495 (*tldo_lduh_sp32): Merge into...
5496 (*tldo_lduh_sp64): Likewise.
5497 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
5498 (*tldo_lduh1_sp32): Merge into...
5499 (*tldo_lduh1_sp64): Likewise.
5500 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
5501 (*tldo_ldsh1_sp32): Merge into...
5502 (*tldo_ldsh1_sp64): Likewise.
5503 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
5504 (*tldo_lduh2_sp64): Use DImode throughout.
5505 (*tldo_ldsh2_sp64): Likewise.
5506 (*tldo_lduw_sp32): Merge into...
5507 (*tldo_lduw_sp64): Likewise.
5508 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
5509 (*tldo_lduw1_sp64): Use DImode throughout.
5510 (*tldo_ldsw1_sp64): Likewise.
5511 (*tldo_ldx_sp64): Likewise.
5512 (*tldo_stb_sp32): Merge into...
5513 (*tldo_stb_sp64): Likewise.
5514 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
5515 (*tldo_sth_sp32): Merge into...
5516 (*tldo_sth_sp64): Likewise.
5517 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
5518 (*tldo_stw_sp32): Merge into...
5519 (*tldo_stw_sp64): Likewise.
5520 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
5521 (*tldo_stx_sp64): Use DImode throughout.
5523 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5525 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
5526 check configure option to set BTI and Return Address Signing.
5527 * configure.ac: Add --enable-standard-branch-protection and
5528 --disable-standard-branch-protection.
5529 * configure: Regenerated.
5530 * doc/install.texi: Document the same.
5532 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5533 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5535 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
5536 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
5537 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
5539 * config/aarch64/aarch64-bti-insert.c: New file.
5540 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
5542 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
5544 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
5545 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
5546 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
5547 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
5549 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5551 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
5552 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
5553 Disable bti for -mbranch-protection=none.
5554 (aarch64_handle_standard_branch_protection): Enable bti for
5555 -mbranch-protection=standard.
5556 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
5557 -mbranch-protection.
5558 (aarch64_bti_enabled): Check if bti is enabled.
5559 * config/aarch64/aarch64.opt: Declare target variable.
5560 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
5562 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5564 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
5565 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
5566 (aarch64_expand_epilogue): Likewise.
5567 (aarch64_output_mi_thunk): Likewise
5568 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
5569 TAILCALL_ADDR_REGS to x16 and x17.
5570 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
5572 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5574 * config/aarch64/aarch64-option-extensions.def: Define
5575 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
5576 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
5577 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
5578 (AARCH64_FL_PREDRES): New.
5579 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
5580 AARCH64_FL_PREDRES by default.
5581 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
5583 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5585 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
5587 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
5588 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
5589 * doc/invoke.texi: Document ARMv8.5-A.
5591 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
5593 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
5594 (xorsign<mode>3): Likewise.
5596 2019-01-09 Jelinek <jakub@redhat.com>
5599 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
5600 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
5602 PR rtl-optimization/88331
5603 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
5604 not currently_expanding_to_rtl.
5606 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5608 * doc/invoke.texi (-Os): Remove trailing spaces.
5609 (-finline-functions): Remove reference to -O2.
5611 2019-01-08 Jakub Jelinek <jakub@redhat.com>
5613 PR rtl-optimization/79593
5614 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
5616 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
5617 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
5619 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
5622 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
5626 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
5627 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
5629 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
5632 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
5633 ix86_avx_u128_mode_entry.
5635 2019-01-08 Martin Liska <mliska@suse.cz>
5637 PR tree-optimization/88753
5638 * tree-switch-conversion.c (switch_conversion::build_one_array):
5639 Come up with local variable constructor. Convert first to
5640 type of constructor values.
5642 2019-01-08 Richard Biener <rguenther@suse.de>
5644 PR tree-optimization/86554
5645 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
5646 rpo_avail): Move earlier.
5647 (visit_nary_op): When value-numbering to expressions
5648 with different overflow behavior make sure there's an
5649 available expression on the path.
5651 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
5653 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
5654 aarch64_parse_branch_protection,
5655 struct aarch64_branch_protect_type,
5656 aarch64_handle_no_branch_protection,
5657 aarch64_handle_standard_branch_protection,
5658 aarch64_validate_mbranch_protection,
5659 aarch64_handle_pac_ret_protection,
5660 aarch64_handle_attr_branch_protection,
5661 accepted_branch_protection_string,
5662 aarch64_pac_ret_subtypes,
5663 aarch64_branch_protect_types,
5664 aarch64_handle_pac_ret_leaf): Define.
5665 (aarch64_override_options_after_change_1, aarch64_override_options):
5666 Add check for accepted_branch_protection_string.
5667 (aarch64_option_save): Save accepted_branch_protection_string.
5668 (aarch64_option_restore): Save accepted_branch_protection_string.
5669 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
5670 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
5671 msign-return-address.
5672 * doc/invoke.texi: Add mbranch-protection.
5674 2019-01-08 Alan Modra <amodra@gmail.com>
5677 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
5678 Delete "unknownp" parameter. Adjust callers. Handle
5679 CONST_INT, PLUS, MINUS, and MULT.
5680 (attr_value_aligned): Renamed from or_attr_value.
5681 (min_attr_value): Return INT_MIN for unhandled rtl case..
5682 (min_fn): ..and translate to INT_MAX here.
5683 (write_length_unit_log): Modify to cope without "unknown".
5684 (write_attr_value): Handle IF_THEN_ELSE.
5686 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5688 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
5689 optimization for masked stores.
5691 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5694 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
5695 output vector directly to duplicate_and_interleave instead of
5696 going through a temporary. Postpone insertion of ctor_seq to
5697 the end of the loop.
5699 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
5702 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
5703 unsigned_p. Handle signed and unsigned overflow correction as
5705 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
5707 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
5709 (add<mode>3_compareV_imm): Make this callable for expanding.
5710 (subv<GPI:mode>4): Use register_operand for operand 1. Use
5711 aarch64_plus_operand for operand 2.
5712 (subv<GPI:mode>_insn): New insn pattern.
5713 (subv<GPI:mode>_imm): Likewise.
5714 (negv<GPI:mode>3): New expand pattern.
5715 (negv<GPI:mode>_insn): New insn pattern.
5716 (negv<GPI:mode>_cmp_only): Likewise.
5717 (cmpv<GPI:mode>_insn): Likewise.
5718 (subvti4): Use register_operand for operand 1. Update call to
5719 aarch64_expand_subvti.
5720 (usubvti4): Likewise.
5721 (negvti3): New expand pattern.
5722 (negdi_carryout): New insn pattern.
5723 (negvdi_carryinV): New insn pattern.
5724 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
5725 version the named version.
5726 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
5728 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
5730 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
5732 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
5733 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
5734 (sub<mode>3_carryinCV): Delete.
5735 (sub<GPI:mode>3_carryinV): New expand pattern.
5736 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
5738 2019-01-07 Richard Biener <rguenther@suse.de>
5740 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
5741 of tree_operand_hash.
5743 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5745 PR tree-optimization/88598
5746 * tree.h (single_nonzero_element): Declare.
5747 * tree.c (single_nonzero_element): New function.
5748 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
5749 if I is the only nonzero element of CST.
5751 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5753 PR tree-optimization/88598
5754 * tree.h (initializer_each_zero_or_onep): Declare.
5755 * tree.c (initializer_each_zero_or_onep): New function.
5756 (signed_or_unsigned_type_for): Handle float types too.
5757 (unsigned_type_for, signed_type_for): Update comments accordingly.
5758 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
5759 x & { 0 or -1, 0 or -1, ... }.
5761 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
5763 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
5764 with x86_64-pc-linux-gnu.
5766 2019-01-07 Tom de Vries <tdevries@suse.de>
5769 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
5771 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
5774 2019-01-07 Jakub Jelinek <jakub@redhat.com>
5776 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
5777 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
5778 TARGET_AVX512F as condition.
5781 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
5782 const_not_ok_for_debug_p target hook.
5783 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
5784 on UNSPEC and subexpressions thereof if all subexpressions of the
5785 UNSPEC are CONSTANT_P.
5787 PR tree-optimization/88676
5788 * tree-ssa-phiopt.c (two_value_replacement): New function.
5789 (tree_ssa_phiopt_worker): Call it.
5792 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
5793 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
5796 * tree-vect-generic.c: Include insn-config.h and recog.h.
5797 (expand_vector_piecewise): Add defaulted ret_type argument,
5798 if non-NULL, use that in preference to type for the result type.
5799 (expand_vector_parallel): Formatting fix.
5800 (do_vec_conversion, do_vec_narrowing_conversion,
5801 expand_vector_conversion): New functions.
5802 (expand_vector_operations_1): Call expand_vector_conversion
5803 for VEC_CONVERT ifn calls.
5804 * internal-fn.def (VEC_CONVERT): New internal function.
5805 * internal-fn.c (expand_VEC_CONVERT): New function.
5806 * fold-const-call.c (fold_const_vec_convert): New function.
5807 (fold_const_call): Use it for CFN_VEC_CONVERT.
5808 * doc/extend.texi (__builtin_convertvector): Document.
5810 2019-01-07 Tom de Vries <tdevries@suse.de>
5812 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
5813 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
5814 vector_red_partition, vector_red_sym): New global variables.
5815 (nvptx_option_override): Initialize vector_red_sym.
5816 (nvptx_declare_function_name): Restore red_partition register.
5817 (nvptx_file_end): Emit code to declare the vector reduction variables.
5818 (nvptx_output_red_partition): New function.
5819 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
5820 large vector reductions.
5821 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
5822 (nvptx_init_builtins): Add VECTOR_ADDR.
5823 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
5824 Handle nvptx_expand_shared_addr.
5825 (nvptx_get_shared_red_addr): Add vector argument and handle large
5827 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
5829 (nvptx_goacc_reduction_init): Likewise.
5830 (nvptx_goacc_reduction_fini): Likewise.
5831 (nvptx_goacc_reduction_teardown): Likewise.
5832 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
5833 init,fini,teardown}.
5834 (nvptx_init_axis_predicate): Initialize vector_red_partition.
5835 (nvptx_set_current_function): Init vector_red_partition.
5836 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
5837 (nvptx_red_partition): New insn.
5838 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
5840 2019-01-07 Tom de Vries <tdevries@suse.de>
5843 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
5846 2019-01-07 Tom de Vries <tdevries@suse.de>
5848 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
5849 (nvptx_option_override): Init oacc_bcast_partition.
5850 (nvptx_init_oacc_workers): New function.
5851 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
5852 (nvptx_needs_shared_bcast): New function.
5853 (nvptx_find_par): Generalize to enable vectors to use shared-memory
5855 (nvptx_shared_propagate): Initialize vector bcast partition and
5856 synchronization state.
5857 (nvptx_single): Generalize to enable vectors to use shared-memory
5859 (nvptx_process_pars): Likewise.
5860 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
5861 * config/nvptx/nvptx.h (struct machine_function): Add
5862 bcast_partition and sync_bar members.
5864 2019-01-07 Tom de Vries <tdevries@suse.de>
5866 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
5867 (nvptx_apply_dim_limits): New function.
5868 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
5871 2019-01-07 Tom de Vries <tdevries@suse.de>
5873 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
5874 as late as possible.
5876 2019-01-07 Tom de Vries <tdevries@suse.de>
5878 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
5879 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
5880 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
5881 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
5882 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
5884 2019-01-07 Tom de Vries <tdevries@suse.de>
5886 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
5888 2019-01-07 Tom de Vries <tdevries@suse.de>
5890 * omp-offload.c (oacc_get_min_dim): New function.
5891 * omp-offload.h (oacc_get_min_dim): Declare.
5893 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
5896 * config/i386/i386.c (function_value_ms_64): Return small sturct in
5897 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
5899 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5903 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
5905 * ipa-inline.c (edge_badness): Use inlined_time instead of
5906 inline_summaries->get.
5908 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5910 * opts.c (enable_fdo_optimizations): Enable
5911 version-loops-for-strides, loop-interchange, unrol-and-jam
5912 and tree-loop-distribution.
5913 * invoke.texi: Document newly enabled options.
5915 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5917 * doc/invoke.texi (max-inline-insns-small): New parameters.
5918 * ipa-inline.c (want_early_inline_function_p): simplify.
5919 (want_inline_small_function_p): Fix pasto from previous patch;
5920 use max-inline-insns-small bound.
5921 * params.def (max-inline-insns-small): New param.
5922 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
5923 variables correctly.
5925 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5927 * doc/invoke.texi: Document max-inline-insns-size,
5928 uninlined-function-insns, uninlined-function-time,
5929 uninlined-thunk-insns and uninlined-thunk-time.
5930 * params.def: Add max-inline-insns-size,
5931 uninlined-function-insns, uninlined-function-time,
5932 uninlined-thunk-insns and uninlined-thunk-time.
5933 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
5935 * ipa-inline.c (can_inline_edge_by_limits_p,
5936 want_inline_small_function_p): Use new parameters.
5938 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5940 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
5942 2019-01-05 Jakub Jelinek <jakub@redhat.com>
5946 * expr.c (expand_assignment): For calls returning VLA structures
5947 if to_rtx is not a MEM, force it into a stack temporary.
5950 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
5951 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
5952 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
5953 subexpressions of both operands.
5954 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
5955 subrtxes are CONSTANT_P.
5956 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
5959 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
5961 * params.def (hot-bb-count-ws-permille): Set to 990.
5963 2019-01-04 Martin Sebor <msebor@redhat.com>
5966 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
5969 2019-01-04 Martin Sebor <msebor@redhat.com>
5972 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
5974 2019-01-04 Jakub Jelinek <jakub@redhat.com>
5976 * gdbinit.in: Turn off pagination for the skip commands, restore
5977 it to previous state afterwards.
5979 2019-01-04 Jakub Jelinek <jakub@redhat.com>
5982 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
5983 of GET_MODE (opN) as modes of the libcall arguments.
5985 2019-01-04 Jan Beulich <jbeulich@suse.com>
5987 * config/i386/sse.md
5988 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
5989 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
5990 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
5991 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
5992 avx512f_vmcmp<mode>3<round_saeonly_name>,
5993 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
5994 avx512f_maskcmp<mode>3,
5995 <avx512>_cvt<ssemodesuffix>2mask<mode>,
5996 <avx512>_cvt<ssemodesuffix>2mask<mode>,
5997 *<avx512>_cvtmask2<ssemodesuffix><mode>,
5998 *<avx512>_cvtmask2<ssemodesuffix><mode>,
5999 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6000 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6001 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6002 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6003 <avx512>_testm<mode>3<mask_scalar_merge_name>,
6004 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
6005 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
6006 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
6007 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
6008 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
6009 avx512cd_maskb_vec_dup<mode>,
6010 avx512cd_maskw_vec_dup<mode>,
6011 avx512dq_fpclass<mode><mask_scalar_merge_name>,
6012 avx512dq_vmfpclass<mode>,
6013 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
6016 2019-01-03 Martin Sebor <msebor@redhat.com>
6018 PR tree-optimization/88659
6019 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
6021 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
6023 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
6024 unaligned vsx and avoid lxvd2x/stxvd2x.
6025 (gen_lvx_v4si_move): New function.
6027 2019-01-03 Tom de Vries <tdevries@suse.de>
6029 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
6030 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
6032 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
6034 2019-01-03 Tom de Vries <tdevries@suse.de>
6036 * config/nvptx/nvptx.c (struct offload_attrs): New.
6037 (populate_offload_attrs): New function. Factor mask extraction out of
6038 nvptx_reorg. Add extraction of dimensions.
6039 (nvptx_reorg): Use populate_offload_attrs.
6041 2019-01-03 Tom de Vries <tdevries@suse.de>
6043 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
6044 cases for oacc_min_dims_p and routine_p. Add asserts for
6045 oacc_default_dims_p and offload_region_p.
6047 2019-01-03 Tom de Vries <tdevries@suse.de>
6049 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
6051 (nvptx_goacc_validate_dims): ... here.
6053 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6055 PR tree-optimization/85574
6056 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
6058 (struct ssa_equip_hash_traits): Declare.
6059 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
6061 2019-01-03 Jakub Jelinek <jakub@redhat.com>
6064 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
6065 change it to qualified_type.
6067 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6069 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
6070 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
6072 2019-01-02 Martin Sebor <msebor@redhat.com>
6073 Jeff Law <law@redhat.com>
6075 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
6076 (get_range_strlen_tree): Update appropriately.
6078 * gimple-fold.h (get_range_strlen): Drop unused last argument.
6080 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
6081 rather than set_range_info.
6082 * tree-ssa-strlen.c (set_strlen_range): Extracted from
6083 maybe_set_strlen_range. Handle potentially boundary crossing
6084 cases more conservatively.
6085 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
6086 Call set_strlen_range.
6087 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
6090 * gimple-fold.c (get_range_strlen): Update prototype to no longer
6091 need the flexp argument.
6092 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
6093 from calls to get_range_strlen. Update comments. Just update
6094 VAL for an unterminated const char array and let the reset of the
6095 code handle it normally. No longer try to set *flexp. Adjust
6097 (get_range_strlen): Update for the new get_range_strlen API.
6098 (get_maxval_strlen): Similarly.
6099 (gimple_fold_builtin_strlen): Handle update meaning of return value
6100 from get_range_strlen.
6101 * gimple-ssa-sprintf.c (get_string_length): Update for the new
6102 get_range_strlen API.
6104 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
6107 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
6108 false at WPA time when body was removed.
6110 2019-01-02 Martin Liska <mliska@suse.cz>
6112 PR tree-optimization/88650
6113 * predict.c (set_even_probabilities): Calculate probability
6114 remainer only when really used.
6116 2019-01-02 Richard Biener <rguenther@suse.de>
6119 * tree-data-ref.c (analyze_subscript_affine_affine): Use
6120 widest_ints when mangling max_stmt_execution results.
6122 2019-01-02 Richard Biener <rguenther@suse.de>
6124 PR tree-optimization/88621
6125 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
6126 bitfields when canoncalizing.
6128 2019-01-02 Richard Biener <rguenther@suse.de>
6131 * config/i386/x86-tune-costs.h (intel_cost): Adjust
6132 cost of cheap SSE instruction.
6134 2019-01-02 Richard Biener <rguenther@suse.de>
6137 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
6138 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
6140 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
6141 set after UIDs before splitting them.
6143 2019-01-01 Martin Sebor <msebor@redhat.com>
6144 Jeff Law <law@redhat.com>
6146 * gimple-fold.c (get_range_strlen_tree): Record if the computed
6147 length is optimistic. If it is, then arrange to compute the
6148 conservative length as well.
6150 * gimple-fold.h (get_range_strlen): Update prototype.
6151 * builtins.c (check_access): Update call to get_range_strlen to use
6152 c_strlen_data pointer. Change various variable accesses to instead
6153 pull data from the c_strlen_data structure.
6154 (check_strncat_sizes, expand_builtin_strncat): Likewise.
6155 * calls.c (maybe_warn_nonstring_arg): Likewise.
6156 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
6157 minimum length if maximum lengh is unknown.
6158 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
6159 that used c_strlen, it's no longer needed. Restructure slightly.
6160 (format_string): Set unlikely range appropriately.
6161 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
6163 (get_range_strlen): Accept c_strlen_data pointer for external
6164 call sites as well. Pass through to call to internal get_range_strlen.
6165 Adjust minlen, maxlen and maxbound as needed.
6166 (get_maxval_strlen): Update comments.
6167 (gimple_fold_builtin_strlen): Update call to get_range_strlen
6168 to use c_strlen_data pointer. Change variable accesses to instead
6169 use c_strlen_data data members.
6171 * gimple-fold.c (get_range_strlen): Update prototype.
6172 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
6173 local variables. Use pdata to return information to caller.
6174 Update calls to get_range_strlen. Update pdata->maxbound.
6175 (get_range_strlen -- static version): Similarly.
6176 (get_range_strlen -- extern version): Update for internal
6177 get_range_strlen API change. Convert to external data format.
6178 (get_maxval_strlen): Similarly.
6180 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
6182 * coverage.c (get_coverage_counts): Use current_function_decl.
6183 * profile.c (read_thunk_profile): New function.
6184 (branch_prob): Add THUNK parameter.
6185 * tree-profile.c (tree_profiling): Handle thunks.
6186 * value-prof.c (init_node_map): Handle thunks.
6187 * value-prof.h (branch_prob): Upate prototype.
6188 (read_thunk_profile): Declare.
6190 2019-01-01 Jakub Jelinek <jakub@redhat.com>
6192 Update copyright years.
6194 * gcc.c (process_command): Update copyright notice dates.
6195 * gcov-dump.c (print_version): Ditto.
6196 * gcov.c (print_version): Ditto.
6197 * gcov-tool.c (print_version): Ditto.
6198 * gengtype.c (create_file): Ditto.
6199 * doc/cpp.texi: Bump @copying's copyright year.
6200 * doc/cppinternals.texi: Ditto.
6201 * doc/gcc.texi: Ditto.
6202 * doc/gccint.texi: Ditto.
6203 * doc/gcov.texi: Ditto.
6204 * doc/install.texi: Ditto.
6205 * doc/invoke.texi: Ditto.
6207 Copyright (C) 2019 Free Software Foundation, Inc.
6209 Copying and distribution of this file, with or without modification,
6210 are permitted in any medium without royalty provided the copyright
6211 notice and this notice are preserved.