1 2019-04-04 Martin Sebor <msebor@redhat.com>
4 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5 out if the number of arguments is less than expected.
7 2019-04-04 Jeff Law <law@redhat.com>
9 PR rtl-optimization/89399
10 * ree.c (combine_set_extension): Use single_set rather than
11 digging into PATTERN for items on the candidate list.
12 (combine_reaching_defs): Likewise.
14 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
16 PR rtl-optimization/46590
17 * loop-invariant.c (find_defs): Move df_remove_problem and
18 df_process_deferred_rescans to move_invariants.
19 Move df_live_add_problem and df_live_set_all_dirty calls
21 (move_invariants): Likewise.
22 (move_loop_invariants): Likewise, making the df_live calls
23 conditional on -O. Remove the problem again if we added it
26 2019-04-03 qing zhao <qing.zhao@oracle.com>
28 PR tree-optimization/89730
29 * ipa-inline.c (can_inline_edge_p): Delete the checking for
30 -flive-patching=inline-only-static.
31 (can_inline_edge_by_limits_p): Add the checking for
32 -flive-patching=inline-only-static and grant always_inline
33 even when -flive-patching=inline-only-static is specified.
35 2019-04-03 Jeff Law <law@redhat.com>
37 PR rtl-optimization/81025
38 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
40 2019-04-03 Richard Biener <rguenther@suse.de>
42 PR tree-optimization/84101
43 * tree-vect-stmts.c: Include explow.h for hard_function_value,
44 regs.h for hard_regno_nregs.
45 (cfun_returns): New helper.
46 (vect_model_store_cost): When vectorizing a store to a decl
47 we return and the function ABI returns in a multi-reg location
48 account for the possible spilling that will happen.
50 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
52 * config/s390/s390.c (s390_legitimate_address_p): Reject long
53 displacement addresses for vector mode operands.
55 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
57 * config/arc/arc.c (GMASK_LEN): Define.
58 (arc_restore_callee_saves): Restore first blink when
61 2019-04-03 Sudakshina Das <sudi.das@arm.com>
63 * doc/extend.texi: Add deprecated comment on sign-return-address
64 function attribute and add mbranch-protection.
65 * doc/invoke.texi: Add bti to the options for mbranch-protection.
67 2019-04-03 Richard Biener <rguenther@suse.de>
70 * lto-wrapper.c (run_gcc): Avoid implicit rules making
73 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
77 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
78 Return false for variable DImode shifts.
79 (dimode_scalar_chain::compute_convert_gain): Do not handle
80 register count operand in variable DImode shifts.
81 (dimode_scalar_chain::make_vector_copies): Remove support to copy
82 count argument of a variable shift instruction to a vector register.
83 (dimode_scalar_chain::convert_reg): Remove support to convert
84 count argument of a variable shift instruction.
86 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
88 PR rtl-optimization/84206
89 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
90 iterating over loop headers.
92 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
94 PR rtl-optimization/85876
95 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
96 beyond the original fence.
98 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
100 * config.gcc: Mark spu* targets as deprecated/obsolete.
102 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
104 * config/s390/s390-builtin-types.def: New builtin function type
105 definitions. Remove unused types.
106 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
107 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
108 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
110 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
111 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
112 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
113 (vec_double, vec_signed, vec_unsigned): Define to use the new
115 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
118 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
120 * config/s390/s390-builtin-types.def: New builtin function type
122 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
123 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
124 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
125 (s390_vstrszh, s390_vstrszf): New low-level builtins.
126 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
127 constant definitions.
128 * config/s390/vecintrin.h (vec_search_string_cc)
129 (vec_search_string_until_zero_cc): New builtin name definitions.
130 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
132 ("vec_vstrs<mode>"): New insn definition.
134 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
136 * config/s390/s390-builtin-types.def: Add new builtin function
138 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
139 New overloaded builtins.
140 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
142 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
143 (UNSPEC_VEC_SLDBYTE): ... this.
144 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
145 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
147 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
148 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
149 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
151 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
153 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
155 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
156 * config/s390/vector.md (V_HW_HSD): ... here.
158 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
160 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
161 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
162 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
163 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
164 New insn definitions.
166 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
168 * config/s390/s390-builtin-types.def: Add new builtin function type.
169 * config/s390/s390-builtins.def: Add overloaded builtin
170 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
171 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
172 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
173 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
174 ("eltswap<mode>"): New expander.
175 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
178 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
180 * config/s390/s390-builtin-types.def: Add new builtin function types.
181 * config/s390/s390-builtins.def: Add overloaded builtin
182 s390_vec_revb. Add low-level builtins for vlbr and vstbr
184 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
185 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
186 ("bswap<mode>"): New expander.
187 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
189 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
191 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
192 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
193 vector builtin version number in __VEC__.
195 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
197 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
199 (SFSI): New mode attribute.
200 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
201 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
203 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
204 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
205 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
206 ("floatsi<mode>2"): Add wcefb instruction.
208 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
210 * config/s390/s390.md ("xde"): Extend mode attribute to vector
212 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
214 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
215 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
216 support 32 bit fp-int conversions. Rename to ...
217 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
218 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
219 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
220 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
223 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
225 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
226 if-then-else constructs if we can use the select instruction.
227 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
229 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
231 * config/s390/s390.md ("*popcountdi_arch13_cc")
232 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
234 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
235 Append _z196 to make it ...
236 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
237 ("popcounthi2_z196"): ... this.
238 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
239 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
241 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
243 * config/s390/s390.c (s390_canonicalize_comparison): Convert
244 certain compares for arch13 in order to make use of the condition
245 code result produced by the new instructions.
246 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
247 nxrk, and nxgrk instruction patterns.
248 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
249 (inv_no): Add new code iterator together with some attributes.
250 ("*andc_split_<mode>"): Disable splitter for arch13.
251 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
252 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
253 ("*<ANDOR:bitops_name>c<GPR:mode>")
254 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
255 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
256 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
257 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
259 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
261 * common/config/s390/s390-common.c (processor_flags_table): New
263 * config.gcc: Support arch13 with the --with-arch= configure flag.
264 * config/s390/driver-native.c (s390_host_detect_local_cpu):
265 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
266 * config/s390/s390.c (s390_get_sched_attrmask)
267 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
268 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
269 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
270 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
271 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
273 * config/s390/s390.opt: Support arch13 as processor type in
274 command line options.
276 2019-04-02 Martin Liska <mliska@suse.cz>
279 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
280 Fix param description of graphite-max-arrays-per-scop.
282 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
284 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
285 (ASAN_CC1_SPEC): Use it in 64-bit mode.
286 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
288 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
290 PR rtl-optimization/85412
291 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
292 sel_sched_region_1, not after.
294 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
296 PR rtl-optimization/86928
297 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
298 compute_live if necessary.
299 (sel_redirect_edge_and_branch): Likewise.
301 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
303 PR rtl-optimization/89865
304 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
305 register if it is a part of small class.
307 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
309 PR rtl-optimization/87273
310 * sel-sched-ir.c (merge_fences): Remove assert.
312 2019-04-01 Richard Biener <rguenther@suse.de>
314 PR tree-optimization/46590
315 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
316 (dom_walker::m_reachability): Add in place of...
317 (dom_walker::m_skip_unreachable_blocks): ...this.
318 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
319 Move complex initialization ...
320 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
321 lazily and initialize edge flags on each invocation.
322 (dom_walker::bb_reachable): Use m_reachability.
324 2019-04-01 Martin Liska <mliska@suse.cz>
327 * opt-suggestions.c (option_proposer::build_option_suggestions):
328 Add variant without any argument in order to provide better
331 2019-04-01 Richard Biener <rguenther@suse.de>
334 * gimple.c: Include langhooks.h.
335 (gimple_get_alias_set): Treat enumeral types as the underlying
338 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
339 Eric Botcazou <ebotcazou@adacore.com>
341 PR rtl-optimization/89862
342 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
343 that operates on the full registers for WORD_REGISTER_OPERATIONS
346 2019-03-29 Jim Wilson <jimw@sifive.com>
348 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
349 Clear MASK_RVC and then set if C subset supported.
351 2019-03-29 Jakub Jelinek <jakub@redhat.com>
354 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
355 non-addressable complit into its initializer if it is volatile.
357 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
359 * opts-common.c (integral_argument): Set errno properly in one case.
361 2019-03-29 Martin Liska <mliska@suse.cz>
363 * doc/invoke.texi: Remove -Wchkp from documentation.
365 2019-03-29 Martin Liska <mliska@suse.cz>
367 * dbgcnt.c (print_limit_reach): New function.
370 2019-03-29 Martin Liska <mliska@suse.cz>
372 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
373 (dbg_cnt_process_opt): Parse first tokens aas
374 dbg_cnt_process_single_pair is also using strtok.
376 2019-03-29 Jakub Jelinek <jakub@redhat.com>
378 PR rtl-optimization/87485
379 * function.c (expand_function_end): Move stack_protect_epilogue
380 before loading of return value into hard register(s).
382 2019-03-28 Jakub Jelinek <jakub@redhat.com>
385 * tree-inline.h (struct copy_body_data): Add
386 dont_remap_vla_if_no_change flag.
387 * tree-inline.c (remap_type_3, remap_type_2): New functions.
388 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
389 and remap_type_2 returns false.
390 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
391 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
392 only from where it is copied to nested contexts.
394 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
397 * config/i386/i386.md (RMW operation with LEA peephole):
398 Use LEAMODE mode attribute instead of SWI mode iterator for
401 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
405 Also process XEXP (src, 0) of a shift insn.
407 2019-03-28 David Malcolm <dmalcolm@redhat.com>
410 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
411 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
413 2019-03-28 Jakub Jelinek <jakub@redhat.com>
415 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
417 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
418 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
419 immediately after first one with df_analyze in between, but rather
420 process all bbs, queueing ones that need second pass in a worklist,
421 df_analyze, process queued debug insn changes and if second pass is
422 needed, process bbs from worklist, df_analyze, process queued debug
425 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
426 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
427 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
429 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
432 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
435 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
438 * config/i386/i386.c (ix86_function_value_1): Call the newly added
439 function for 32-bit MS_ABI.
440 (function_value_ms_32): New function.
442 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
444 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
445 (movdi): Call gen_movdi_symbol_save_scc.
446 (gen_movdi_symbol_save_scc): New insn and split.
448 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
450 PR rtl-optimization/89313
451 * function.c (matching_constraint_num): New static function.
452 (match_asm_constraints_1): Use it. Fixup white space and comment.
453 Don't replace inputs with non-matching constraints which conflict
454 with early clobber outputs.
456 2019-03-27 Jeff Law <law@redhat.com>
459 PR rtl-optimization/87761
460 PR rtl-optimization/89826
461 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
463 (pass_cprop_hardreg::execute): Call df_analyze after adding the
464 note problem to get REG_DEAD/REG_UNUSED notes updated.
466 2019-03-27 Richard Biener <rguenther@suse.de>
468 PR tree-optimization/89463
469 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
470 queue edges to remove.
471 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
472 dead stmts. Delay edge removal until PHIs are removed to
473 make debug-stmt creation not confused by seemingly degenerate
476 2019-03-27 Alan Modra <amodra@gmail.com>
478 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
480 * config/rs6000/darwin.h: Likewise.
481 * config/rs6000/rs6000.c: Likewise.
483 2019-03-27 Alan Modra <amodra@gmail.com>
485 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
486 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
488 2019-03-26 Andrew Waterman <andrew@sifive.com>
489 Jim Wilson <jimw@sifive.com>
491 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
492 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
493 (generic_idivdi, generic_fmul_single, generic_fmul_double)
494 (generic_fdiv, generic_fsqrt): Add check for generic tune.
495 (generic_alu): Add auipc to type list.
496 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
497 (riscv_microarchitecture): Declare.
498 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
499 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
501 (riscv_microarchitecture): New.
502 (sifive_7_tune_info): New.
503 (riscv_cpu_info_table): Add microarchitecture value for rocket and
504 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
506 (riscv_store_data_bypass_p): New.
507 (riscv_option_override): Set riscv_microarchitecture from
508 cpu->microarchitecture.
509 * config/riscv/riscv.md: Include sifive-7.md.
512 (auipc<mode>): Change type to auipc.
513 (restore_stack_nonlocal): New.
514 * config/riscv/sifive-7.md: New.
515 * doc/invoke.texi (RISC-V Options): Update mtune docs.
517 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
520 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
521 Also process XEXP (src, 0) of a shift insn.
523 2019-03-26 Richard Biener <rguenther@suse.de>
525 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
526 (copy_debug_stmt): Likewise.
527 (expand_call_inline): Likewise.
528 (copy_bb): Avoid redundant lookup & set of gimple_block.
529 * gimple-low.c (lower_gimple_return): Likewise.
530 (lower_builtin_setjmp): Likewise.
532 2019-03-26 Jakub Jelinek <jakub@redhat.com>
534 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
535 is constant 0, turn into static const data member initialized to false.
536 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
537 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
539 2019-03-26 Jason Merrill <jason@redhat.com>
540 Jakub Jelinek <jakub@redhat.com>
542 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
544 (mem_alloc_description::release_object_overhead): Fix comment typos.
545 * hash-table.h (hash_table::~hash_table): Call
546 release_instance_overhead only if m_entries is non-NULL, otherwise
547 call unregister_descriptor.
549 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
551 PR tree-optimization/81740
552 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
553 In case of outer loop vectorization, check for backward dependence
554 at the inner loop if outer loop dependence is reversed.
556 2019-03-26 Alan Modra <amodra@gmail.com>
558 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
559 rs6000_vector_mem init. Correct wI and wJ comment.
561 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
563 PR rtl-optimization/88347
564 PR rtl-optimization/88423
565 * sched-deps.c (sched_analyze_insn): Take into account that for
566 tablejumps the barrier appears after a label and a jump_table_data.
568 2019-03-25 Martin Sebor <msebor@redhat.com>
571 * c-common.c (check_user_alignment): Rename local. Correct maximum
572 alignment in diagnostic. Avoid assuming argument fits in SHWI,
573 convert it to UHWI when it fits.
575 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
578 * dwarf2out.c (premark_used_variables): New function.
579 (prune_unused_types_walk): Do not mark not premarked external
581 (prune_unused_types): Call premark_used_variables.
583 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
585 PR rtl-optimization/89676
586 * lra-constraints.c (curr_insn_transform): Do match reload for
587 early clobbers when the match was successful only for different
590 2019-03-25 Martin Sebor <msebor@redhat.com>
592 * doc/extend.texi (Common Type Attributes): Document vector_size.
593 (Common Variable Attributes): Mention size constraint. Correct
595 (Vector Extensions): Use @dfn when defining bas type. Clarify
596 base type and size constraints.
598 2019-03-25 Richard Biener <rguenther@suse.de>
600 PR tree-optimization/89789
601 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
602 changes from non-undefined back to undefined.
604 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
606 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
607 heap string and a gc string, but since this variable is unknown to
608 ggc the gc string might get reused and corrupted. Fixed by always
611 2019-03-25 Richard Biener <rguenther@suse.de>
613 PR tree-optimization/89779
614 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
615 to remove IV defs, delay actual removal.
616 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
617 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
618 very end, properly also reset loop control IV information.
620 2019-03-25 Richard Biener <rguenther@suse.de>
622 PR tree-optimization/89802
623 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
624 move EH data to folded stmt.
626 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
628 * config/s390/s390-builtin-types.def: Remove few unused types and
629 fix sort order for others.
631 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
633 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
634 expected and found types with -mdebug during builtin matching.
636 2019-03-25 Richard Biener <rguenther@suse.de>
639 * fold-const.c (operand_equal_p): Revert last change with
642 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
644 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
645 notes for the result of the __tls_get_addr calls.
646 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
648 2019-03-24 Jeff Law <law@redhat.com>
650 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
652 PR rtl-optimization/87761
653 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
654 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
656 (pass_cprop_hardreg::execute): Add df note problem and defer insn
657 rescans. Reprocess blocks as needed, calling df_analyze before
658 reprocessing. Always call df_analyze before fixing up debug bind
661 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
663 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
666 2019-03-22 Andrew Pinski <apinski@marvell.com>
668 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
671 2019-03-26 Jeff Law <law@redhat.com>
673 PR rtl-optimization/87761
674 * config/mips/mips-protos.h (mips_split_move): Add new argument.
675 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
676 (mips_split_move): Accept new INSN argument. Try to forward SRC
677 into the next instruction.
678 (mips_split_move_insn): Pass INSN through to mips_split_move.
680 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
682 PR rtl-optimization/89676
683 * lra-constraints.c (curr_insn_transform): Do match reload for
684 early clobbers even if the match was successful.
686 2019-03-22 Jakub Jelinek <jakub@redhat.com>
689 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
691 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
693 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
695 2019-03-22 Jakub Jelinek <jakub@redhat.com>
697 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
698 <avx512>_fmsub_<mode>_mask3<round_name>,
699 <avx512>_fnmadd_<mode>_mask3<round_name>,
700 <avx512>_fnmsub_<mode>_mask3<round_name>,
701 avx512f_vmfmadd_<mode>_mask3<round_name>,
702 avx512f_vmfmsub_<mode>_mask3<round_name>,
703 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
704 instead of register_operand and %v instead of v for match_operand 1.
705 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
706 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
707 <round_nimm_predicate> instead of register_operand and %v instead of v
710 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
711 <avx512>_fmadd_<mode>_mask3<round_name>,
712 <avx512>_fmsub_<mode>_mask<round_name>,
713 <avx512>_fmsub_<mode>_mask3<round_name>,
714 <avx512>_fnmadd_<mode>_mask<round_name>,
715 <avx512>_fnmadd_<mode>_mask3<round_name>,
716 <avx512>_fnmsub_<mode>_mask<round_name>,
717 <avx512>_fnmsub_<mode>_mask3<round_name>,
718 <avx512>_fmaddsub_<mode>_mask<round_name>,
719 <avx512>_fmaddsub_<mode>_mask3<round_name>,
720 <avx512>_fmsubadd_<mode>_mask<round_name>,
721 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
722 <round_nimm_predicate> instead of nonimmediate_operand.
723 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
724 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
725 Use register_operand instead of <round_nimm_predicate> for the
726 operand that needs to match output.
727 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
728 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
729 Likewise. Formatting fixes.
732 * config/i386/i386.c (enum ix86_builtins): Remove
733 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
734 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
735 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
736 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
737 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
738 __builtin_ia32_vfmsubss3_mask3): New builtins.
739 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
740 avx512f_vmfmadd_<mode>_mask3<round_name>,
741 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
742 *avx512f_vmfmsub_<mode>_mask<round_name>,
743 avx512f_vmfmsub_<mode>_mask3<round_name>,
744 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
745 *avx512f_vmfnmadd_<mode>_mask<round_name>,
746 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
747 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
748 *avx512f_vmfnmsub_<mode>_mask<round_name>,
749 avx512f_vmfnmsub_<mode>_mask3<round_name>,
750 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
751 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
752 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
753 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
754 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
755 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
756 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
757 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
758 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
759 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
760 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
761 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
762 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
763 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
764 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
765 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
766 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
767 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
768 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
769 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
770 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
771 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
773 2019-03-21 Martin Sebor <msebor@redhat.com>
775 PR tree-optimization/89350
776 * builtins.c (compute_objsize): Also ignore offsets whose upper
778 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
779 (builtin_memref::builtin_memref): Initialize new member.
780 Allow EXPR to be null.
781 (builtin_memref::extend_offset_range): Replace local with a member.
782 Avoid assuming pointer offsets are unsigned.
783 (builtin_memref::set_base_and_offset): Determine base object
784 before computing offset range.
785 (builtin_access::builtin_access): Handle memset.
786 (builtin_access::generic_overlap): Replace local with a member.
787 (builtin_access::strcat_overlap): Same.
788 (builtin_access::overlap): Same.
789 (maybe_diag_overlap): Same.
790 (maybe_diag_access_bounds): Same.
791 (wrestrict_dom_walker::check_call): Handle memset.
792 (check_bounds_or_overlap): Same.
794 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
795 Jakub Jelinek <jakub@redhat.com>
798 * tree.c (fld_type_variant, fld_incomplete_type_of,
799 fld_process_array_type): Call fld->pset.add and don't call
800 add_tree_to_fld_list if it returns true.
801 (free_lang_data_in_type): Similarly with self-recursive call. Purge
802 non-marked types from TYPE_NEXT_VARIANT list.
803 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
805 2019-03-21 Jakub Jelinek <jakub@redhat.com>
807 * hash-table.h (hash_table): Add Lazy template parameter defaulted
808 to false, if true, don't alloc_entries during construction, but defer
809 it to the first method that needs m_entries allocated.
810 (hash_table::hash_table, hash_table::~hash_table,
811 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
812 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
813 hash_table::clear_slot, hash_table::traverse_noresize,
814 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
815 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
817 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
818 NO_INSERT instead of find_with_hash.
819 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
820 hash_set::m_table): Add Lazy to template params of hash_table.
821 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
822 * attribs.c (test_attribute_exclusions): Likewise.
823 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
824 hash_set. Add tests for hash_set with Lazy = true.
826 2019-03-21 Richard Biener <rguenther@suse.de>
828 PR tree-optimization/89779
829 * tree.c (tree_nop_conversion): Consolidate and fix defensive
830 checks with respect to released SSA names now having error_mark_node
832 * fold-const.c (operand_equal_p): Likewise.
834 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
837 * config/s390/s390.c (global_not_special_regno_p): Move to make it
839 (s390_optimize_register_info): Use global_not_special_regno_p to
840 check for global regs.
842 2019-03-20 Jakub Jelinek <jakub@redhat.com>
845 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
846 update this_alternative nor this_alternative_set.
848 2019-03-19 Jim Wilson <jimw@sifive.com>
851 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
852 align, size, offset. Use them to handle a BLKmode reference. Update
854 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
856 2019-03-19 Jakub Jelinek <jakub@redhat.com>
858 PR rtl-optimization/89768
859 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
861 (unroll_loop_runtime_iterations): Likewise.
863 2019-03-19 Martin Sebor <msebor@redhat.com>
865 PR tree-optimization/89644
866 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
867 rather than endptr as an indicator of nul-termination.
869 PR tree-optimization/89644
870 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
871 arrays in determining sequence sizes in strncpy and stpncpy.
873 2019-03-19 Martin Liska <mliska@suse.cz>
876 * predict.c (combine_predictions_for_bb): Empty likely_edges and
877 unlikely_edges if there's an edge that belongs to both these sets.
879 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
882 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
883 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
884 go via a stack temporary.
886 2019-03-19 Jakub Jelinek <jakub@redhat.com>
889 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
890 instead of gen_rtx_SUBREG.
891 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
893 2019-03-19 Richard Biener <rguenther@suse.de>
896 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
898 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
902 * tree.c (free_lang_data_in_decl): Do not free context of C++
905 2019-03-19 Jakub Jelinek <jakub@redhat.com>
908 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
909 subs for the first alternative except when operands[3] is 1.
912 * gimplify.c (gimplify_asm_expr): For output argument with
913 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
916 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
918 PR rtl-optimization/89753
919 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
920 explicit unrolling factor even more robust.
922 2019-03-19 Jakub Jelinek <jakub@redhat.com>
925 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
926 compensation use x2 += 1 instead of x2 -= -1 and when honoring
927 signed zeros, do another copysign after the compensation.
929 2019-03-18 Martin Sebor <msebor@redhat.com>
931 PR tree-optimization/89720
932 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
933 more conservatively, the same as anti-range.
935 2019-03-18 Richard Biener <rguenther@suse.de>
938 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
939 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
940 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
941 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
943 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
945 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
946 Extend queue to 1024 entries.
947 Add "consumed" field.
948 (gomp_print_output): Remove print_index parameter.
950 Change limit to unsigned.
951 Use consumed field to implement circular buffer.
952 Detect interrupted print in final pass.
953 Flush output at the end.
954 (run): Update gomp_print_output usage.
955 (main): Initialize kernargs->output_data.consumed.
957 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
959 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
960 calculation of the minimum number of scalar iterations for
961 fully-predicated loops.
963 2019-03-18 Martin Jambor <mjambor@suse.cz>
965 PR tree-optimization/89546
966 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
967 any propagation to its children took place.
969 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
972 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
973 parameter, and make use of it.
974 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
976 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
978 * config/arc/arc.opt (mcode-density-frame): Get the inital value
979 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
980 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
981 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
982 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
983 match what the ops is doing.
984 (push_multi_fp_blink): Likewise.
985 * config/arc/arc.c (arc_override_options): Enable enter/leave when
986 compiling for size and elf target.
987 (arc_save_callee_enter): Adjust note to match what enter/leave
990 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
992 * config/arc/arc.md (tst_movb): Fix constraint.
994 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
996 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
998 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1000 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
1001 * config/arc/arc.c (arc_conditional_register_usage): Remove all
1002 reg_alloc_order references.
1003 (size_alloc_order): Define.
1004 (arc_adjust_reg_alloc_order): New function.
1005 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
1007 (ADJUST_REG_ALLOC_ORDER): Define.
1008 (HONOR_REG_ALLOC_ORDER): Likewise.
1010 2019-03-18 Richard Biener <rguenther@suse.de>
1013 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
1014 loads and stores a bit more.
1016 2019-03-18 Richard Biener <rguenther@suse.de>
1019 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
1020 load pessimization to stores as well.
1022 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
1025 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
1026 successor, use NULL as its av set.
1028 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1030 PR rtl-optimization/89721
1031 * lra-constraints (invariant_p): Return false if side_effects_p holds.
1033 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
1036 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1037 When handling vec_extract, use modular arithmetic to allow
1038 constant selectors greater than vector length.
1039 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
1040 V1TImode vectors to have constant selector values greater than 0.
1041 Use modular arithmetic to compute vector index.
1042 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
1043 index for in-memory vectors. Correct code generation for
1044 in-register vectors.
1045 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
1048 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
1052 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
1055 2019-03-15 Jakub Jelinek <jakub@redhat.com>
1058 * tree.c (inchash::add_expr): Strip any location wrappers.
1059 * fold-const.c (operand_equal_p): Move stripping of location wrapper
1060 after hash verification.
1063 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
1064 SIGN_EXTEND and ZERO_EXTEND.
1066 2019-03-14 Jason Merrill <jason@redhat.com>
1067 Jakub Jelinek <jakub@redhat.com>
1069 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
1070 than if is_empty (*slot).
1071 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
1072 existing elt and for elt removal.
1073 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
1074 of already removed elt.
1076 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
1079 * config/i386/i386.c (remove_partial_avx_dependency): Handle
1082 2019-03-14 Martin Liska <mliska@suse.cz>
1085 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
1087 2019-03-14 Richard Biener <rguenther@suse.de>
1090 * config/i386/i386.c (make_resolver_func): Properly set
1091 DECL_CONTEXT on the RESULT_DECL.
1092 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
1094 2019-03-14 Richard Biener <rguenther@suse.de>
1096 * gimple-pretty-print.c: Include cfgloop.h.
1097 (dump_gimple_phi): Adjust.
1098 (dump_gimple_bb_header): Dump loop header for GIMPLE.
1099 (pp_cfg_jump): Adjust.
1100 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
1101 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
1102 (lower_phi_internal_fn): Remove.
1103 (verify_gimple_call): Remove IFN_PHI special-casing.
1104 (dump_function_to_file): Dump IL state.
1105 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
1106 done to deal with PHI nodes being present in non-SSA state.
1108 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1111 * multiple_target.c (create_dispatcher_calls): Change
1112 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
1113 In the node->iterate_referring loop, push *ref rather than ref, call
1114 ref->remove_reference () and always pass 0 to iterate_referring.
1116 PR rtl-optimization/89679
1117 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
1118 would contain a paradoxical SUBREG.
1120 2019-03-14 Richard Biener <rguenther@suse.de>
1122 PR tree-optimization/89710
1123 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
1126 2019-03-14 Martin Liska <mliska@suse.cz>
1128 * coverage.c (coverage_begin_function): Stream also
1130 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
1131 documentation about function declaration location.
1132 * gcov-dump.c (tag_function): Print whole range
1133 of function declaration.
1134 * gcov.c (struct function_info): Add end_column field.
1135 (function_info::function_info): Initialize it.
1136 (output_json_intermediate_file): Output {start,end}_column
1138 (read_graph_file): Read end_column.
1140 2019-03-14 Richard Biener <rguenther@suse.de>
1143 * fold-const.c (operand_equal_p): For INDIRECT_REF check
1144 that the access types are similar.
1146 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1148 PR tree-optimization/89703
1149 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
1150 aren't compatible also with builtin_decl_explicit. Check pure
1151 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
1152 and BUILT_IN_STPNCPY{,_CHK}.
1154 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
1157 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
1158 addr32 prefix to VSIB address for X32.
1159 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
1161 (*avx512pf_gatherpf<mode>df_mask): Likewise.
1162 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
1163 (*avx512pf_scatterpf<mode>df_mask): Likewise.
1164 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
1165 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
1166 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
1167 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
1168 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
1169 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
1170 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
1171 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
1172 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
1173 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
1174 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
1175 (*avx512f_scatterdi<mode>): Likewise.
1177 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
1180 * lra-constraints.c (inherit_in_ebb): Update
1181 potential_reload_hard_regs along with live_hard_regs.
1183 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1186 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
1188 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
1190 2019-03-13 Martin Sebor <msebor@redhat.com>
1192 PR tree-optimization/89662
1193 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
1196 2019-03-13 Richard Biener <rguenther@suse.de>
1199 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
1200 throw FP expressions at tree-affine.
1202 2019-03-14 Richard Biener <rguenther@suse.de>
1204 * tree-pretty-print.c (dump_generic_node): For -gimple properly
1205 dump negative integer constants using _Literal (type) -num.
1207 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1209 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
1210 nonlocal_value member.
1213 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
1214 (ipa_simd_modify_function_body): Handle PHIs.
1216 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1218 * config/s390/s390.c (s390_option_override_internal): Use more
1219 aggressive inlining parameters.
1221 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1223 * config/s390/3906.md: New file.
1224 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1225 (LONGRUNNING_THRESHOLD): Remove.
1226 (MAX_SCHED_MIX_SCORE): Decrease.
1227 (MAX_SCHED_MIX_DISTANCE): Decrease.
1228 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
1229 (struct s390_sched_state): New struct to hold scheduling state.
1230 (S390_SCHED_STATE_NORMAL): Remove.
1231 (S390_SCHED_STATE_CRACKED): Remove.
1232 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
1233 (s390_get_sched_attrmask): Use new attribute.
1234 (s390_get_unit_mask): Use new units.
1235 (s390_is_fpd): New function.
1236 (s390_is_fxd): New function.
1237 (s390_is_longrunning): New function.
1238 (s390_sched_score): Use new functions.
1239 (s390_sched_reorder): Likewise.
1240 (s390_sched_variable_issue): Rework and use new functions.
1241 (s390_sched_init): Use new functions.
1242 * config/s390/s390.h (s390_tune_attr): Add z14.
1243 * config/s390/s390.md: Add z14.
1245 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1247 * config/s390/2964.md: Update pipeline description.
1248 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1249 (LONGRUNNING_THRESHOLD): Remove.
1250 (LATENCY_FACTOR): Remove.
1251 (s390_get_unit_mask): Add unit.
1252 (s390_sched_score): Use fxd/fpd.
1253 (s390_sched_variable_issue): Use fxd/fpd.
1255 2019-03-12 Martin Liska <mliska@suse.cz>
1257 * config/i386/i386.c: Reword an error message.
1259 2019-03-12 Martin Jambor <mjambor@suse.cz>
1261 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
1262 terminate with newline.
1264 2019-03-12 Jakub Jelinek <jakub@redhat.com>
1267 * config/s390/s390.md (tabort): Use %wd instead of
1268 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
1269 letters and periods.
1270 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
1271 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
1275 * builtins.c (expand_builtin_int_roundingfn,
1276 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
1277 gcc_unreachable if validate_arglist fails.
1279 2019-03-12 Richard Biener <rguenther@suse.de>
1281 PR tree-optimization/89664
1282 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
1283 free the occurance tree after the early out.
1285 2019-03-11 Jakub Jelinek <jakub@redhat.com>
1289 * vr-values.c (vr_values::update_value_range): If
1290 old_vr->varying_p (), don't update it, make new_vr also VARYING
1293 2019-03-11 Martin Liska <mliska@suse.cz>
1295 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1296 Fix double string quoting.
1298 2019-03-11 Martin Liska <mliska@suse.cz>
1300 * collect-utils.c (collect_wait): Wrap apostrophes
1301 in gcc internal format with %'.
1302 * collect2.c (main): Likewise.
1303 (scan_prog_file): Likewise.
1304 (scan_libraries): Likewise.
1305 * config/i386/i386.c (ix86_expand_call): Likewise.
1306 (ix86_handle_interrupt_attribute): Likewise.
1307 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
1308 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
1309 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
1310 * lto-wrapper.c (find_crtoffloadtable): Likewise.
1311 * symtab.c (symtab_node::verify_base): Likewise.
1312 * tree-cfg.c (verify_gimple_label): Likewise.
1313 * tree.c (verify_type_variant): Likewise.
1315 2019-03-11 Martin Liska <mliska@suse.cz>
1317 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
1318 in a string format message and fix GNU coding style.
1319 (expand_builtin_set_thread_pointer): Likewise.
1320 * common/config/aarch64/aarch64-common.c (aarch64_rewrite_selected_cpu): Likewise.
1321 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
1322 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
1323 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
1324 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
1325 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
1326 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
1327 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
1328 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
1329 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
1330 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option): Likewise.
1331 * common/config/riscv/riscv-common.c (riscv_subset_list::parsing_subset_version): Likewise.
1332 (riscv_subset_list::parse_std_ext): Likewise.
1333 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1334 (riscv_subset_list::parse): Likewise.
1335 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
1336 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
1337 (aarch64_override_options_internal): Likewise.
1338 (aarch64_validate_mcpu): Likewise.
1339 (aarch64_validate_march): Likewise.
1340 (aarch64_validate_mtune): Likewise.
1341 (aarch64_override_options): Likewise.
1342 * config/alpha/alpha.c (alpha_option_override): Likewise.
1343 * config/arc/arc.c (arc_init): Likewise.
1344 (parse_mrgf_banked_regs_option): Likewise.
1345 (arc_override_options): Likewise.
1346 (arc_expand_builtin_aligned): Likewise.
1347 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
1348 (arm_expand_builtin): Likewise.
1349 * config/arm/arm.c (arm_option_check_internal): Likewise.
1350 (arm_configure_build_target): Likewise.
1351 (arm_option_override): Likewise.
1352 (arm_options_perform_arch_sanity_checks): Likewise.
1353 (arm_handle_cmse_nonsecure_entry): Likewise.
1354 (arm_handle_cmse_nonsecure_call): Likewise.
1355 (arm_tls_referenced_p): Likewise.
1356 (thumb1_expand_prologue): Likewise.
1357 * config/avr/avr.c (avr_option_override): Likewise.
1358 * config/bfin/bfin.c (bfin_option_override): Likewise.
1359 * config/c6x/c6x.c (c6x_option_override): Likewise.
1360 * config/cr16/cr16.c (cr16_override_options): Likewise.
1361 * config/cris/cris.c (cris_option_override): Likewise.
1362 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
1363 * config/darwin-c.c (macosx_version_as_macro): Likewise.
1364 * config/darwin.c (darwin_override_options): Likewise.
1365 * config/frv/frv.c (frv_expand_builtin): Likewise.
1366 * config/h8300/h8300.c (h8300_option_override): Likewise.
1367 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
1368 (ix86_option_override_internal): Likewise.
1369 (warn_once_call_ms2sysv_xlogues): Likewise.
1370 (ix86_expand_prologue): Likewise.
1371 (split_stack_prologue_scratch_regno): Likewise.
1372 (ix86_warn_parameter_passing_abi): Likewise.
1373 * config/ia64/ia64.c (fix_range): Likewise.
1374 * config/m68k/m68k.c (m68k_option_override): Likewise.
1375 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
1376 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
1377 (mips_set_compression_mode): Likewise.
1378 * config/mmix/mmix.c (mmix_option_override): Likewise.
1379 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
1380 * config/msp430/msp430.c (msp430_option_override): Likewise.
1381 * config/nds32/nds32.c (nds32_option_override): Likewise.
1382 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
1383 (nios2_option_override): Likewise.
1384 (nios2_expand_custom_builtin): Likewise.
1385 * config/nvptx/mkoffload.c (main): Likewise.
1386 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
1387 * config/pa/pa.c (fix_range): Likewise.
1388 (pa_option_override): Likewise.
1389 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
1390 (riscv_option_override): Likewise.
1391 * config/rl78/rl78.c (rl78_option_override): Likewise.
1392 * config/rs6000/aix61.h: Likewise.
1393 * config/rs6000/aix71.h: Likewise.
1394 * config/rs6000/aix72.h: Likewise.
1395 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
1396 * config/rs6000/freebsd64.h: Likewise.
1397 * config/rs6000/linux64.h: Likewise.
1398 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
1399 (rs6000_expand_zeroop_builtin): Likewise.
1400 (rs6000_expand_mtfsb_builtin): Likewise.
1401 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
1402 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
1403 (rs6000_invalid_builtin): Likewise.
1404 (rs6000_expand_split_stack_prologue): Likewise.
1405 * config/rs6000/rtems.h: Likewise.
1406 * config/rx/rx.c (valid_psw_flag): Likewise.
1407 (rx_expand_builtin): Likewise.
1408 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
1409 * config/s390/s390.c (s390_expand_builtin): Likewise.
1410 (s390_function_profiler): Likewise.
1411 (s390_option_override_internal): Likewise.
1412 (s390_option_override): Likewise.
1413 * config/sh/sh.c (sh_option_override): Likewise.
1414 (sh_builtin_saveregs): Likewise.
1415 (sh_fix_range): Likewise.
1416 * config/sh/vxworks.h: Likewise.
1417 * config/sparc/sparc.c (sparc_option_override): Likewise.
1418 * config/spu/spu.c (spu_option_override): Likewise.
1419 (fix_range): Likewise.
1420 * config/visium/visium.c (visium_option_override): Likewise.
1421 (visium_handle_interrupt_attr): Likewise.
1422 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
1423 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
1424 (dbg_cnt_process_opt): Likewise.
1425 * dwarf2out.c (output_dwarf_version): Likewise.
1426 * except.c (expand_eh_return): Likewise.
1427 * gcc.c (defined): Likewise.
1428 (driver_handle_option): Likewise.
1429 (process_command): Likewise.
1430 (compare_files): Likewise.
1431 (driver::prepare_infiles): Likewise.
1432 (driver::do_spec_on_infiles): Likewise.
1433 (driver::maybe_run_linker): Likewise.
1434 * omp-offload.c (oacc_parse_default_dims): Likewise.
1435 * opts-global.c (handle_common_deferred_options): Likewise.
1436 * opts.c (parse_sanitizer_options): Likewise.
1437 (common_handle_option): Likewise.
1438 (enable_warning_as_error): Likewise.
1439 * passes.c (enable_disable_pass): Likewise.
1440 * plugin.c (parse_plugin_arg_opt): Likewise.
1441 (default_plugin_dir_name): Likewise.
1442 * targhooks.c (default_expand_builtin_saveregs): Likewise.
1443 (default_pch_valid_p): Likewise.
1444 * toplev.c (init_asm_output): Likewise.
1445 (process_options): Likewise.
1446 (toplev::run_self_tests): Likewise.
1447 * tree-cfg.c (verify_gimple_call): Likewise.
1448 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
1449 (tree_inlinable_function_p): Likewise.
1450 * var-tracking.c (vt_find_locations): Likewise.
1452 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
1454 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
1455 only on the else branch.
1457 2019-03-11 Martin Liska <mliska@suse.cz>
1459 * gcov.c (output_intermediate_json_line): Print function
1461 (output_json_intermediate_file): Add new argument.
1462 * doc/gcov.texi: Document the change.
1464 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
1466 PR rtl-optimization/89588
1467 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1468 explicit unrolling factor more robust.
1470 2019-03-11 Richard Biener <rguenther@suse.de>
1472 PR tree-optimization/89649
1473 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1474 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
1475 on the prolog and epilog loops.
1476 (vect_loop_versioning): Return copy of loop.
1477 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
1478 on the non-vectorized version of the loop.
1480 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
1483 * config/i386/sse.md (*vec_extractv2di_0_sse):
1484 Add (=r,x) alternative and corresponding splitter.
1486 2019-03-10 Martin Jambor <mjambor@suse.cz>
1488 PR tree-optimization/85762
1489 PR tree-optimization/87008
1490 PR tree-optimization/85459
1491 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
1492 it points to if there is a type changing MEM_REF. Adjust all callers.
1493 (build_accesses_from_assign): Disable total scalarization if
1494 contains_vce_or_bfcref_p returns true through the new parameter, for
1497 2019-03-09 Jakub Jelinek <jakub@redhat.com>
1500 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
1501 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
1504 * common.opt (fdiagnostics-show-labels,
1505 fdiagnostics-show-line-numbers, fdiagnostics-format=,
1506 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
1507 gas-locview-support, ginline-points, ginternal-reset-location-views):
1508 Terminate description text with a dot.
1509 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
1510 * config/mcore/mcore.opt (m210, m340): Likewise.
1511 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
1512 mnops=): Start description text with a capital letter.
1513 * config/arc/arc.opt (msize-level=): Likewise.
1514 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
1515 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
1517 * config/ft32/ft32.opt (msim): Likewise.
1518 (mft32b, mcompress): Likewise. Terminate description text with a dot.
1519 (mnodiv, mnopm): Terminate description text with a dot.
1520 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
1522 * config/i386/i386.opt (prefer_vector_width, instrument_return):
1524 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
1527 PR rtl-optimization/89634
1528 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
1529 are modified in BB_END (e->src) instruction.
1531 2019-03-08 David Malcolm <dmalcolm@redhat.com>
1534 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
1535 messages more amenable to translation, and improve wording.
1537 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
1539 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
1540 ud- and du-chains between phases.
1542 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
1545 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
1546 instead of POLY_INT_CST.
1548 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
1550 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
1553 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
1558 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
1559 (_mm_storeu_si64): Ditto.
1561 2019-03-08 Martin Liska <mliska@suse.cz>
1564 * config/i386/i386.c (ix86_option_override_internal): Disable
1565 jump tables when retpolines are used.
1567 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
1570 * ipa-split.c (execute_split_functions): Do not split
1571 'noinline' or 'section' function.
1573 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1576 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
1577 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
1578 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
1581 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
1582 from diagnostics. Formatting fixes.
1585 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
1586 warn_odr diagnostics.
1589 * lra-constraints.c (process_alt_operands): Avoid one space before
1590 " at the end of line and another after " on another line in a string
1592 * attribs.c (handle_dll_attribute): Likewise.
1593 * config/avr/avr-devices.c (avr_texinfo): Likewise.
1595 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
1596 warning_at or inform messages in G_() if there is no ?:.
1598 PR tree-optimization/89550
1599 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
1600 returned true. Formatting fixes.
1601 (expand_builtin_strnlen): Formatting fixes.
1602 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
1603 if warning_at returned true.
1604 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
1606 2019-03-08 Richard Biener <rguenther@suse.de>
1609 * cfgloop.h (struct loop): Add owned_clique field.
1610 * cfgloopmanip.c (copy_loop_info): Copy it.
1611 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
1613 * tree-inline.c (copy_loops): Remap owned_clique.
1614 * lto-streamer-in.c (input_cfg): Stream owned_clique.
1615 * lto-streamer-out.c (output_cfg): Likewise.
1617 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1620 * config/darwin.c: Include intl.h.
1621 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
1622 composing the message out of two separate parts.
1624 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1627 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
1628 doesn't start with a capital letter and doesn't end with a dot.
1629 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
1630 with a capital letter.
1631 (ix86_mangle_function_version_assembler_name): Likewise.
1632 (ix86_generate_version_dispatcher_body): Likewise.
1633 (fold_builtin_cpu): Likewise.
1634 (get_builtin_code_for_version): Likewise. Remove extraneous space.
1635 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
1636 translators, wrap full type name in %qs.
1638 PR translation/79999
1639 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
1640 depend clause with source (or sink) modifier.
1641 * omp-expand.c (expand_omp_ordered_sink): Likewise.
1644 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
1645 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
1646 (avx512f_load<mode>_mask): New define_expand.
1647 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
1648 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
1649 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
1650 __builtin_ia32_movess_mask): New builtins.
1651 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
1652 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
1653 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
1654 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
1656 2019-03-07 Martin Jambor <mjambor@suse.cz>
1659 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
1660 for extern inline functions.
1662 2019-03-07 Martin Jambor <mjambor@suse.cz>
1665 * cgraph.h (cgraph_node): New inline method former_thunk_p.
1666 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
1667 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
1668 have multiple callees. At the end check if declarations match as
1669 opposed to cgraph_nodes.
1671 2019-03-07 Martin Liska <mliska@suse.cz>
1673 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
1674 which is equivalent to searching for this in clones chain.
1675 * symtab.c (symtab_node::verify_base): Similarly compare ASM
1676 names with a neighbour and special case first node in a chain.
1678 2019-01-25 Jason Merrill <jason@redhat.com>
1680 PR c++/80916 - spurious "static but not defined" warning.
1681 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
1682 for an internal symbol with DECL_EXTERNAL.
1684 2019-04-07 Richard Biener <rguenther@suse.de>
1687 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
1688 * tree-inline.c (copy_loops): Simplify.
1690 2019-03-07 Martin Liska <mliska@suse.cz>
1692 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
1694 2019-03-07 Richard Biener <rguenther@suse.de>
1696 PR tree-optimization/89595
1697 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
1698 stmt iterator as reference, take boolean output parameter to
1699 indicate whether the stmt was removed and thus the iterator
1701 (dom_opt_dom_walker::before_dom_children): Re-iterate over
1702 stmts created by folding.
1704 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1707 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
1710 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
1712 PR rtl-optimization/88845
1713 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
1715 * lra.c (remove_scratches_1): New function.
1716 (remove_scratches): Use it.
1717 (lra_emit_move): Likewise.
1719 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
1721 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
1722 unaligned_access variable.
1723 * config/arc/arc.c (arc_override_options): Set unaligned access
1724 default on for HS CPUs.
1725 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
1727 2019-03-06 Martin Liska <mliska@suse.cz>
1729 PR gcov-profile/89577
1730 * doc/gcov.texi: Prefer to use --coverage.
1731 * doc/sourcebuild.texi: Likewise.
1733 2019-03-02 Jason Merrill <jason@redhat.com>
1735 PR c++/86485 - -Wmaybe-unused with empty class ?:
1736 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
1738 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1741 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
1745 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
1746 exactly one argument.
1748 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1749 Richard Sandiford <richard.sandiford@arm.com>
1751 PR tree-optimization/89570
1752 * match.pd (vec_cond into cond_op simplification): Don't use
1753 get_conditional_internal_fn, use as_internal_fn (cond_op).
1755 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
1758 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
1759 to decide when to split off a non-zero offset from a symbol.
1760 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
1761 in function symbols.
1763 2019-03-05 Richard Biener <rguenther@suse.de>
1765 PR tree-optimization/89594
1766 * tree-if-conv.c (pass_if_conversion::execute): Handle
1767 case where .LOOP_VECTORIZED_FUNCTION was removed.
1769 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1772 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
1773 instead alloca it only when needed with the needed size.
1775 PR tree-optimization/89570
1776 * match.pd (vec_cond into cond_op simplification): Guard with
1777 vectorized_internal_fn_supported_p test and #if GIMPLE.
1779 PR tree-optimization/89566
1780 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
1781 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
1782 Punt if get_user_idx_format succeeds, but idx_format argument is
1783 not provided or doesn't have pointer type, or if idx_args is above
1784 number of provided arguments.
1786 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
1788 PR tree-optimization/89437
1789 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
1791 2019-03-04 Richard Biener <rguenther@suse.de>
1794 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
1797 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
1799 PR tree-optimization/89487
1800 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
1801 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
1802 (distribute_loop): Don't do runtime alias check if there is non-
1803 addressable data reference.
1804 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
1805 is a register variable.
1807 2019-03-02 Jakub Jelinek <jakub@redhat.com>
1810 * config/arm/arm.md (cmpsi2_addneg): Use
1811 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
1812 If operands[2] is 0 or INT_MIN, force use of subs.
1813 (*compare_scc splitter): Use gen_int_mode.
1814 (*negscc): Likewise.
1815 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
1817 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
1818 Monk Chiang <sh.chiang04@gmail.com>
1820 * common/config/riscv/riscv-common.c: Include sstream.
1821 (riscv_subset_list::to_string): New.
1822 (riscv_arch_str): Likewise.
1823 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
1825 * config/riscv/riscv-protos.h (riscv_arch_str): New.
1826 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
1827 (riscv_emit_attribute): New.
1828 (riscv_file_start): Emit attribute if needed.
1829 (riscv_option_override): Init riscv_emit_attribute_p.
1830 * config/riscv/riscv.opt (mriscv-attribute): New option.
1831 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
1833 * doc/install.texi: Document --with-riscv-attribute.
1834 * doc/invoke.texi: Document -mriscv-attribute.
1836 * common/config/riscv/riscv-common.c:
1837 Include config/riscv/riscv-protos.h.
1838 (INCLUDE_STRING): Defined.
1839 (RISCV_DONT_CARE_VERSION): Defined.
1840 (riscv_subset_t): Declare.
1841 (riscv_subset_t::riscv_subset_t): New.
1842 (riscv_subset_list): Declare.
1843 (riscv_subset_list::riscv_subset_list): New.
1844 (riscv_subset_list::~riscv_subset_list): Likewise.
1845 (riscv_subset_list::parsing_subset_version): Likewise.
1846 (riscv_subset_list::parse_std_ext): Likewise.
1847 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1848 (riscv_subset_list::add): Likewise.
1849 (riscv_subset_list::lookup): Likewise.
1850 (riscv_subset_list::xlen): Likewise.
1851 (riscv_subset_list::parse): Likewise.
1852 (riscv_supported_std_ext): Likewise.
1853 (current_subset_list): Likewise.
1854 (riscv_parse_arch_string): Using riscv_subset_list::parse to
1857 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
1859 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1860 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
1861 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
1863 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
1865 PR rtl-optimization/85899
1866 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
1867 fallthru edges leading to the exit block.
1869 2019-03-01 Tamar Christina <tamar.christina@arm.com>
1872 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
1873 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
1875 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
1877 PR tree-optimization/89535
1878 * tree-vect-stmts.c (vectorizable_call): Record the vector types
1879 for each operand. Calculate the fallback choice for mask operands
1880 and pass it to vect_get_vec_def_for_operand.
1882 2019-03-01 Richard Biener <rguenther@suse.de>
1885 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
1886 get virtual operands.
1887 (get_expr_operands): Handle CONST_DECL like other decls.
1889 2019-03-01 Jakub Jelinek <jakub@redhat.com>
1892 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
1893 on DECL_P and EXPR_P.
1895 2019-03-01 Richard Biener <rguenther@suse.de>
1898 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
1899 argument, defaulted to zero.
1900 * passes.c (execute_function_todo): Pass down SSA update flags
1901 to cleanup_tree_cfg.
1902 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
1903 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
1905 (cleanup_tree_cfg): Get and pass down SSA update flags.
1907 2019-03-01 Jakub Jelinek <jakub@redhat.com>
1910 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
1911 early_lto_debug argument.
1913 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
1915 PR tree-optimization/89536
1916 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
1917 only whether bit #0 of the value is 0 instead of the entire value.
1919 2019-02-28 Marek Polacek <polacek@redhat.com>
1921 PR c++/87068 - missing diagnostic with fallthrough statement.
1922 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
1923 at the end of a seq, save its location to walk_stmt_info.
1924 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
1927 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
1930 * tree.c (find_atomic_core_type): Move ahead in file.
1931 (check_base_type): Correctly compare alignments of atomic types.
1933 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
1936 * config/i386/i386.c (get_builtin_code_for_version): Identify
1937 Westmere from PCLMUL, instead of AES.
1939 2019-02-28 Jakub Jelinek <jakub@redhat.com>
1942 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
1943 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
1946 2019-02-28 Tamar Christina <tamar.christina@arm.com>
1949 * config/aarch64/aarch64-option-extensions.def: Document it.
1950 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
1953 2019-02-28 Jakub Jelinek <jakub@redhat.com>
1956 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
1957 builtins if they don't have a single scalar floating point argument.
1960 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
1962 PR rtl-optimization/89490
1963 * varasm.c (get_block_for_section): Bail out for mergeable sections.
1964 (default_use_anchors_for_symbol_p, output_object_block): Assert the
1965 block section is not mergeable.
1967 2019-02-27 Jakub Jelinek <jakub@redhat.com>
1970 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
1971 old define_insn to ...
1972 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
1973 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
1974 Rename old define_insn to ...
1975 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
1976 (thumb2_casesi_internal_pic): New define_expand. Rename old
1978 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
1979 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
1980 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
1982 2019-02-27 Richard Biener <rguenther@suse.de>
1985 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
1987 2019-02-27 Richard Biener <rguenther@suse.de>
1989 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
1992 2019-02-27 Richard Biener <rguenther@suse.de>
1995 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
1996 parameter, prefix section name with .gnu.debuglto_ if true.
1997 (dwarf2out_finish): Pass false to output_comdat_type_unit.
1998 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
2000 2019-02-27 Richard Biener <rguenther@suse.de>
2003 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
2004 rather than on use_debug_types, doing what output_die does.
2005 (value_format): Likewise.
2007 2019-02-27 Martin Jambor <mjambor@suse.cz>
2008 Martin Sebor <msebor@redhat.com>
2010 * doc/invoke.texi (Warning Options): Reword description of
2011 -Wno-absolute-value.
2013 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2015 PR tree-optimization/89280
2016 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
2017 builtin_setjmp_setup_bb): New functions.
2018 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
2019 When visiting __builtin_setjmp_setup block, queue in special
2020 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
2021 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
2022 from visited after the loop if they don't have any visited successor
2025 2018-02-26 Steve Ellcey <sellcey@marvell.com>
2027 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
2029 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
2031 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2034 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
2035 with types other than sizetype/ssizetype.
2037 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2039 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
2040 (enum sparc_processor_type): ...this.
2041 (enum sparc_code_model_type): New enumeration type.
2042 (enum sparc_memory_model_type): Tweak comments.
2043 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
2045 (mcmodel): Use sparc_code_model enumeration and variable.
2046 (sparc_code_model): New enumeration.
2047 (mdebug): Add Undocumented marker.
2048 * config/sparc/sparc.h (enum cmodel): Delete.
2049 (sparc_cmodel): Likewise.
2050 (TARGET_CM_MEDLOW): Adjust to above renaming.
2051 (TARGET_CM_MEDMID): Likewise.
2052 (TARGET_CM_MEDANY): Likewise.
2053 (TARGET_CM_EMBMEDANY): Likewise.
2054 * config/sparc/sparc.c (sparc_cmodel): Delete.
2055 (sparc_option_override): Remove string/value mapping support for the
2056 code model. Move code and memory model support to after the handling
2057 of target flags. Do private machine setup last.
2058 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
2059 (sparc_legitimize_reload_address): Likewise.
2060 (sparc_output_mi_thunk): Likewise.
2061 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
2063 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2065 PR tree-optimization/89500
2066 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
2067 (handle_builtin_strlen): Remove noncst_bound variable. Always
2068 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
2069 cst if the first cst bytes starting at x are known to be non-zero,
2070 even if the string is not zero terminated. Don't try to modify
2071 *si for strnlen. Update strlen_to_stridx only for strlen or if
2072 we can prove strnlen returns the same value as strlen would.
2074 2019-02-26 Martin Liska <mliska@suse.cz>
2076 * alloc-pool.h (struct pool_usage): Remove extra
2078 * bitmap.h (struct bitmap_usage): Likewise.
2079 * ggc-common.c (struct ggc_usage): Likewise.
2080 * mem-stats.h (struct mem_usage): Likewise.
2081 (mem_alloc_description::dump): Print dash lines
2082 here and repeat header at the end of a table report.
2083 It's then more readable.
2084 * tree-phinodes.c (phinodes_print_statistics): Make
2085 horizontal alignment.
2086 * tree-ssanames.c (ssanames_print_statistics): Likewise.
2087 * vec.c (struct vec_usage): Remove extra print_dash_line.
2088 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
2090 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
2092 * doc/extend.texi (__builtin_object_size):
2093 Use @pxref instead of @xref inside parenthesis.
2094 (__builtin_has_attribute): Add missing comma after @xref.
2095 (__builtin_object_size): Ditto.
2096 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
2097 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
2100 2019-02-26 Jeff Law <law@redhat.com>
2102 PR rtl-optimization/87761
2103 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
2104 detect obviously dead insns and delete them.
2106 2019-02-26 Richard Biener <rguenther@suse.de>
2108 PR tree-optimization/89505
2109 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
2110 to handle restrict pointed-to vars with multiple subvars
2113 2019-02-26 Richard Biener <rguenther@suse.de>
2115 PR tree-optimization/89489
2116 * tree-parloops.c (create_loop_fn): Copy over last_clique.
2118 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2120 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
2121 and move around comment.
2122 <BIT_AND_EXPR>: Likewise.
2123 <BIT_NOT_EXPR>: Add specific handling for boolean types.
2125 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2128 * config/i386/i386.c (remove_partial_avx_dependency): Call
2129 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
2130 after changing possibly many instructions to use that pseudo. Fix up
2131 insertion of v4sf_const0 setter at the start of bb.
2133 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2136 * doc/extend.texi (Variadic Pointer Args): New section.
2138 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2139 Martin Sebor <msebor@gmail.com>
2141 * common.opt (Wattribute-alias): Likewise.
2142 * doc/invoke.texi (Option Summary): List general form of
2143 -Wattribute-alias=. List positive form of -Wmissing-attributes.
2144 (-Wmissing-attributes): Invert entry, rewrite and correct default.
2145 Add cross-references.
2146 (-Wattribute-alias): Rewrite and correct default. Mention
2147 considered attributes (same as for -Wmissing-attributes).
2149 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
2151 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
2152 (_mm_cvtpd_ps): Likewise.
2153 (_mm_cvttpd_epi32): Likewise.
2156 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
2157 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
2160 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
2162 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2165 * common/config/aarch64/aarch64-common.c
2166 (struct aarch64_option_extension): Add is_synthetic.
2167 (all_extensions): Use it.
2168 (TARGET_OPTION_INIT_STRUCT): Define hook.
2169 (struct gcc_targetm_common): Moved to end.
2170 (all_extensions_by_on): New.
2171 (opt_ext_cmp, typedef opt_ext): New.
2172 (aarch64_option_init_struct): New.
2173 (aarch64_contains_opt): New.
2174 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
2175 * config/aarch64/aarch64-option-extensions.def
2176 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
2177 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
2178 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
2179 Set is_synthetic to false.
2180 (crypto): Set is_synthetic to true.
2181 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
2184 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2186 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2187 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
2188 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2189 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
2190 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
2191 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
2192 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
2193 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
2195 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
2196 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2197 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
2198 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
2199 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
2200 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
2201 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
2202 vfmlsl_laneq_high_f16): ... To this.
2203 * config/arm/neon.md: Update comments.
2205 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2207 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2208 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
2209 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2210 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
2211 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
2212 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
2213 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
2214 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
2216 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
2217 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2218 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
2219 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
2220 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
2221 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
2222 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
2223 vfmlslq_laneq_high_f16): ... To this.
2225 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
2227 PR rtl-optimization/86096
2228 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
2229 comparing mw_order values.
2231 2019-02-25 Jakub Jelinek <jakub@redhat.com>
2234 * config/arm/arm.md (*subsi3_carryin_const): Use
2235 arm_neg_immediate_operand predicate instead of
2236 arm_not_immediate_operand, "L" constraint instead of "K" and
2237 print it using %n2 instead of %B2.
2238 (*subsi3_carryin_const0): New define_insn.
2239 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
2240 instead of arm_not_operand and "I" constraint instead of "K" and
2241 print it using %n3 instead of %B2. Instead of using match_dup 2 add
2242 another match_operand and in the condition check that it is negation
2244 (*subsi3_carryin_compare_const0): New define_ins.
2245 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
2246 *subsi3_carryin_const.
2247 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
2248 split into *subsi3_carryin_compare_const0 if the highpart is zero.
2251 * config/arm.vfp.md (*negdf2_vfp): Use
2252 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
2253 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
2255 2019-02-24 Jakub Jelinek <jakub@redhat.com>
2257 PR rtl-optimization/89445
2258 * simplify-rtx.c (simplify_ternary_operation): Don't use
2259 simplify_merge_mask on operands that may trap.
2260 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
2261 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
2262 second operand is CONST_VECTOR, check if any element could be zero.
2263 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
2264 their operands can trap.
2266 2019-02-23 Martin Sebor <msebor@redhat.com>
2268 * gimple-ssa-sprintf.c (target_strtol): Rename...
2269 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
2270 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
2271 check for range error.
2273 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
2276 * opts-common.c (prune_options): Also prune joined switches
2277 with Negative and RejectNegative.
2278 * config/i386/i386.opt (march=): Add Negative(march=).
2279 (mtune=): Add Negative(mtune=).
2280 * doc/options.texi: Document Negative used together with Joined
2283 2019-02-22 Martin Sebor <msebor@redhat.com>
2285 * doc/extend.texi (Other Builtins): Add
2286 __builtin_is_constant_evaluated.
2288 2019-02-22 Richard Biener <rguenther@suse.de>
2290 PR tree-optimization/87609
2291 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
2293 2019-02-22 Jeff Law <law@redhat.com>
2295 PR rtl-optimization/87761
2296 * config/mips/mips.md: Add new combiner pattern to recognize
2297 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
2299 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
2302 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
2303 destination register in peepholes generating patterns for ADDS/SUBS.
2304 (add<mode>3_compare0,
2305 *addsi3_compare0_uxtw, add<mode>3_compareC,
2306 add<mode>3_compareV_imm, add<mode>3_compareV,
2307 *adds_<optab><ALLX:mode>_<GPI:mode>,
2308 *subs_<optab><ALLX:mode>_<GPI:mode>,
2309 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
2310 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
2311 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
2312 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
2313 sub<mode>3_compare1): Allow stack pointer for source register.
2314 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
2316 2019-02-22 Martin Sebor <msebor@redhat.com>
2318 PR tree-optimization/88993
2319 PR tree-optimization/88853
2320 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
2322 (sprintf_dom_walker::call_info::is_string_func): New helper.
2323 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
2324 for formatted string functions.
2325 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
2327 2019-02-22 Martin Sebor <msebor@redhat.com>
2330 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
2331 unreachable subexpressions.
2333 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
2334 Hongtao Liu <hongtao.liu@intel.com>
2335 Sunil K Pandey <sunil.k.pandey@intel.com>
2338 * config/i386/i386-passes.def: Add
2339 pass_remove_partial_avx_dependency.
2340 * config/i386/i386-protos.h
2341 (make_pass_remove_partial_avx_dependency): New.
2342 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
2344 (pass_data_remove_partial_avx_dependency): New.
2345 (pass_remove_partial_avx_dependency): Likewise.
2346 (make_pass_remove_partial_avx_dependency): Likewise.
2347 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
2348 (*extendsfdf2): Add avx_partial_xmm_update.
2349 (truncdfsf2): Likewise.
2350 (*float<SWI48:mode><MODEF:mode>2): Likewise.
2351 (SF/DF conversion splitters): Disabled for TARGET_AVX.
2353 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
2356 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
2359 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
2362 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
2363 (PTA_SKYLAKE): Add PTA_AES.
2364 (PTA_GOLDMONT): Likewise.
2366 2019-02-22 Sudakshina Das <sudi.das@arm.com>
2368 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
2369 instruction if enabled.
2370 (aarch64_override_options): Remove reference to return address key.
2372 2019-02-22 Richard Biener <rguenther@suse.de>
2374 PR tree-optimization/89440
2375 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
2376 not necessary assert.
2378 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2381 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
2382 (oacc_replace_fn_attrib_attr): ... this new function.
2383 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
2384 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
2386 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2388 * config/arm/arm-cpus.in (ares): Rename to...
2389 (neoverse-n1): ... This. Add ares as alias.
2390 * config/arm/arm-tables.opt: Regenerate.
2391 * config/arm/arm-tune.md: Likewise.
2392 * doc/invoke.txt (ARM Options): Document neoverse-n1.
2394 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2396 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
2397 * config/aarch64/aarch64-tune.md: Regenerate.
2398 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
2400 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2402 * config/aarch64/aarch64.c (ares_tunings): Rename to...
2403 (neoversen1_tunings): ... This.
2404 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
2405 (neoverse-n1): New CPU.
2406 * config/aarch64/aarch64-tune.md: Regenerate.
2407 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
2409 2019-02-22 Richard Biener <rguenther@suse.de>
2412 * cfghooks.h (dependence_hash): New typedef.
2413 (struct copy_bb_data): New type.
2414 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
2415 (duplicate_block): Likewise.
2416 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
2417 (copy_bbs): Create and pass down copy_bb_data.
2418 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
2419 (rtl_duplicate_bb): Likewise.
2420 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
2421 remap dependence info.
2423 2019-02-22 Richard Biener <rguenther@suse.de>
2425 PR tree-optimization/87609
2426 * tree-core.h (tree_base): Document special clique values.
2427 * tree-inline.c (remap_dependence_clique): Do not use the
2428 special clique value of one.
2429 (maybe_set_dependence_info): Use clique one.
2430 (clear_dependence_clique): New callback.
2431 (compute_dependence_clique): Clear clique one from all refs
2432 before assigning it (again).
2434 2019-02-21 Martin Sebor <msebor@redhat.com>
2436 * doc/extend.texi (__clear_cache): Correct signature.
2438 2019-02-21 Ian Lance Taylor <iant@golang.org>
2441 * varasm.c (decode_addr_const): Call lookup_constant_def rather
2442 than output_constant_def.
2443 (add_constant_to_table): New static function.
2444 (output_constant_def): Call add_constant_to_table.
2445 (tree_output_constant_def): Likewise.
2447 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2450 * builtins.c (fold_builtin_arith_overflow): If first two args are
2451 INTEGER_CSTs, set intres and ovfres to constants rather than calls
2454 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
2457 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
2458 error for -mindirect-branch/-mfunction-return with incompatible
2461 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2464 * constraints.md (q): Remove.
2465 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
2468 2019-02-21 Martin Jambor <mjambor@suse.cz>
2471 * omp-general.c (omp_extract_for_data): Removed a duplicate call
2472 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
2473 (omp_adjust_for_condition): ...here. Added necessary parameters.
2474 * omp-general.h (omp_adjust_for_condition): Updated declaration.
2475 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
2476 proper values to new parameters of omp_adjust_for_condition.
2478 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2481 * expr.c (expand_assignment): If result is a MEM, use change_address
2482 instead of simplify_gen_subreg.
2484 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2485 David Malcolm <dmalcolm@redhat.com>
2488 * fold-const.c (decode_field_reference): Return NULL_TREE if
2489 lang_hooks.types.type_for_size returns NULL. Check it before
2490 overwriting *exp_. Use return NULL_TREE instead of return 0.
2492 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2496 * toplev.c (do_compile): Double the emin/emax exponents to workaround
2499 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
2502 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
2503 TARGET_SSE in addition to TARGET_SSE_MATH.
2505 (ix86_excess_precision): Ditto.
2506 (ix86_float_exceptions_rounding_supported_p): Ditto.
2507 (use_rsqrt_p): Ditto.
2508 * config/i386/sse.md (rsqrt<mode>2): Ditto.
2510 2019-02-20 David Malcolm <dmalcolm@redhat.com>
2513 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
2514 linenum_arith_t when determining if two adjacent line spans are
2515 close enough to merge.
2516 (diagnostic_show_locus): Use linenum_arith_t when iterating over
2517 lines within each line_span.
2519 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
2522 * lra-constraints.c(uses_hard_regs_p): Fix handling of
2523 paradoxical SUBREGS.
2525 2019-02-20 Li Jia He <helijia@linux.ibm.com>
2528 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
2529 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
2530 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
2533 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
2535 * config/gcn/gcn.c (print_operand): Fix typo.
2537 2019-02-19 Richard Biener <rguenther@suse.de>
2540 * toplev.c (do_compile): Initialize mpfr's exponent range
2541 based on available float modes.
2543 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
2545 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
2546 as long as the epilogue isn't completed.
2548 2019-02-18 Martin Sebor <msebor@redhat.com>
2550 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
2551 __has_cpp_attribute, and __has_include.
2553 2019-02-18 Martin Sebor <msebor@redhat.com>
2555 * doc/invoke.texi (-Wreturn-type): Correct and expand.
2557 2019-02-18 Martin Sebor <msebor@redhat.com>
2560 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
2562 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
2564 2019-02-18 Richard Biener <rguenther@suse.de>
2566 PR tree-optimization/89296
2567 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
2568 of no-warning flag to cases that might emit the bogus warning.
2570 2019-02-18 Jakub Jelinek <jakub@redhat.com>
2573 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
2575 * config/arm/vfp.md (*movdi_vfp): Likewise.
2576 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
2577 "q" constraint for operands[0].
2580 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
2581 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
2582 pattern in a temporary buffer.
2583 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
2584 than 64-operands[2].
2587 * config/s390/s390.c (s390_indirect_branch_attrvalue,
2588 s390_indirect_branch_settings): Define unconditionally.
2589 (s390_set_current_function): Likewise, but guard the whole body except
2590 the s390_indirect_branch_settings call with
2591 #if S390_USE_TARGET_ATTRIBUTE.
2592 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
2594 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
2595 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
2596 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
2597 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
2598 HOST_WIDE_INT_1U instead of 1ULL.
2599 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
2600 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
2601 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
2602 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
2604 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
2607 2019-02-18 Martin Jambor <mjambor@suse.cz>
2609 PR tree-optimization/89209
2610 * tree-sra.c (create_access_replacement): New optional parameter
2611 reg_tree. Use it as a type if non-NULL and access type is not of
2613 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
2614 to create_access_replacement.
2615 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
2616 Check lacc is non-NULL before attempting to re-create it on the RHS.
2618 2019-02-18 Martin Liska <mliska@suse.cz>
2621 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
2623 (symbol_table::free_edge): Recycle m_summary_id.
2624 * cgraph.h (get_summary_id): New.
2625 (symbol_table::release_symbol): Set m_summary_id to -1
2627 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
2628 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
2629 function_summary to fast_function_summary.
2630 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
2631 * ipa-pure-const.c (class funct_state_summary_t):
2632 Switch from function_summary to fast_function_summary.
2633 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
2634 (class ipa_ref_opt_summary_t): Switch from function_summary
2635 to fast_function_summary.
2636 * symbol-summary.h (class function_summary_base): New class
2637 that is created from base of former function_summary.
2638 (function_summary_base::unregister_hooks): New.
2639 (class function_summary): Inherit from function_summary_base.
2640 (class call_summary_base): New class
2641 that is created from base of former call_summary.
2642 (class call_summary): Inherit from call_summary_base.
2643 (struct is_same): New.
2644 (class fast_function_summary): New summary class.
2645 (class fast_call_summary): New summary class.
2646 * vec.h (vec_safe_grow_cleared): New function.
2648 2019-02-18 Martin Liska <mliska@suse.cz>
2650 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
2651 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
2652 * doc/tm.texi: Document new target hook.
2653 * doc/tm.texi.in: Likewise.
2654 * target.def: Add new target macro.
2655 * gcc.c (find_fortran_preinclude_file): Do not search multilib
2658 2019-02-17 Alan Modra <amodra@gmail.com>
2661 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
2662 output reg on add insn.
2663 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
2665 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
2668 * config/i386/sse.md (ssedoublemode): Remove V4HI.
2669 (PMULHRSW): Likewise.
2670 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
2672 (ssse3_pmulhrswv4hi3): New expander.
2674 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
2676 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
2677 MMX. Add isa attribute.
2679 2019-02-16 Jakub Jelinek <jakub@redhat.com>
2681 PR rtl-optimization/66152
2682 * builtins.h (c_readstr): Declare.
2683 * builtins.c (c_readstr): Remove forward declaration. Add
2684 null_terminated_p argument, if false, read all bytes from the
2685 string instead of stopping after '\0'.
2686 * expr.c (string_cst_read_str): New function.
2687 (store_expr): Use string_cst_read_str instead of
2688 builtin_strncpy_read_str. Try to store by pieces the whole
2689 exp_len first, and only if that fails, split it up into
2690 store by pieces followed by clear_storage. Formatting fix.
2692 * config/i386/i386.md (*movqi_internal): Remove static from
2693 buf variable. Use output_asm_insn (buf, operands); return "";
2694 instead of return buf;.
2695 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
2696 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
2697 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
2699 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2701 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
2702 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
2703 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
2704 (CC1_SPEC): Likewise.
2705 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
2707 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2709 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
2710 the base address on 64-bit strict-alignment platforms.
2712 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
2714 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
2716 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
2718 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
2720 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
2722 PR rtl-optimization/88308
2723 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
2724 on copied instruction.
2726 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2728 * final.c (insn_current_reference_address): Replace test on JUMP_P
2729 with test on jump_to_label_p.
2730 * config/visium/visium-passes.def: New file.
2731 * config/visium/t-visium (PASSES_EXTRA): Define.
2732 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
2733 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
2734 (TRAMPOLINE_ALIGNMENT): Define.
2735 * config/visium/visium.c (visium_option_override): Do not register
2736 the machine-specific reorg pass here.
2737 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
2739 (output_branch): Adjust threshold for long branch instruction.
2740 * config/visium/visium.md (cpu): Move around.
2741 (length): Adjust for the GR6.
2743 2019-02-15 Richard Biener <rguenther@suse.de>
2744 Jakub Jelinek <jakub@redhat.com>
2746 PR tree-optimization/89278
2747 * tree-loop-distribution.c: Include tree-eh.h.
2748 (generate_memset_builtin, generate_memcpy_builtin): Call
2749 rewrite_to_non_trapping_overflow on builtin->size before passing it
2750 to force_gimple_operand_gsi.
2752 2019-02-15 Jakub Jelinek <jakub@redhat.com>
2755 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
2757 * opth-gen.awk: Likewise.
2759 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
2762 Enable MMX, SSE and SSE2 by default.
2763 * config/i386/i386.c (ix86_option_override_internal): Do not
2764 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
2766 2019-02-14 Jakub Jelinek <jakub@redhat.com>
2768 PR rtl-optimization/89354
2769 * combine.c (make_extraction): Punt if extraction_mode is narrower
2772 2019-02-14 Maya Rashish <coypu@sdf.org>
2774 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
2775 * config/netbsd-d.c: New file.
2776 * config/t-netbsd: Add netbsd-d.o
2778 2018-02-14 Steve Ellcey <sellcey@marvell.com>
2780 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
2781 affects_type_identity to true for aarch64_vector_pcs.
2782 (aarch64_comp_type_attributes): New function.
2783 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
2785 2019-02-14 Tamar Christina <tamar.christina@arm.com>
2788 * config/arm/iterators.md (ANY64): Add V4HF.
2790 2019-02-14 Martin Liska <mliska@suse.cz>
2792 PR rtl-optimization/89242
2793 * dce.c (delete_unmarked_insns): Call free_dominance_info we
2794 process a transformation.
2796 2019-02-14 Jakub Jelinek <jakub@redhat.com>
2798 PR tree-optimization/89314
2799 * fold-const.c (fold_binary_loc): Cast strlen argument to
2800 const char * before dereferencing it. Formatting fixes.
2803 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
2805 2019-02-13 Ian Lance Taylor <iant@golang.org>
2807 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
2808 and set current index for other optimizations.
2810 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
2812 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
2813 nonimmediate_operand as operand 2 predicate.
2814 (vec_set<VF2_512_256:mode>_0): Ditto.
2815 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
2816 (*vec_concatv2si): Remove alternative 2.
2817 (*vec_concatv4si_0): Use vm constraint for alternative 0.
2818 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
2819 (vec_concatv2di): Split alternatives 4,5,6 to ...
2820 (*vec_concatv2di_0) ... new pattern.
2822 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
2825 * config/arm/arm.c (ldm_stm_operation_p) Set
2826 addr_reg_in_reglist correctly for first register.
2827 (load_multiple_sequence): Remove dead base check.
2828 (gen_ldm_seq): Correctly set write_back for Thumb-1.
2830 2019-02-13 Tamar Christina <tamar.christina@arm.com>
2833 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
2834 Expose as @aarch64_pred_mov.
2835 * config/aarch64/aarch64.c (aarch64_classify_address):
2836 Use expand_insn which legitimizes operands.
2838 2019-02-13 Martin Liska <mliska@suse.cz>
2840 * builtins.h (expand_builtin_with_bounds): Remove declaration.
2841 * calls.c (struct arg_data): Remove special_slot, pointer_arg
2842 and pointer_offset fields.
2843 (initialize_argument_information): Remove usage of dead
2845 * cgraph.h (struct cgraph_thunk_info): Remove
2846 add_pointer_bounds_args.
2847 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
2849 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
2851 * config/i386/i386.c (ix86_function_arg_advance): Remove
2853 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
2854 (def_builtin): Remove usage of dead
2856 (ix86_add_new_builtins): Likewise.
2857 * ipa-fnsummary.c (compute_fn_summary): Likewise.
2858 * ipa-icf.c (sem_function::equals_wpa): Likewise.
2859 (sem_function::init): Likewise.
2860 (sem_variable::merge): Likewise.
2861 * ipa-visibility.c (function_and_variable_visibility): Likewise.
2862 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
2863 * lto-cgraph.c (lto_output_node): Likewise.
2864 (lto_output_varpool_node): Likewise.
2865 (input_node): Likewise.
2866 (input_varpool_node): Likewise.
2867 * lto-streamer-out.c (lto_output): Likewise.
2868 * tree-inline.c (expand_call_inline): Remove usage of
2870 * tree-inline.h (struct copy_body_data): Likewise.
2871 * varpool.c (varpool_node::dump): Likewise.
2873 2019-02-13 Jakub Jelinek <jakub@redhat.com>
2876 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
2877 into pt->vars_contains_escaped_heap instead of setting
2878 pt->vars_contains_escaped_heap to it.
2881 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
2882 INTVAL (size), compare it to GET_MODE_MASK instead of
2883 1 << GET_MODE_BITSIZE.
2886 * config/i386/predicates.md (x86_64_immediate_operand): Allow
2887 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
2890 2019-02-13 Martin Liska <mliska@suse.cz>
2893 * cfgrtl.c (remove_barriers_from_footer): New function.
2894 (try_redirect_by_replacing_jump): Use it.
2895 (cfg_layout_redirect_edge_and_branch): Likewise.
2897 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
2899 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
2900 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
2901 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
2902 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
2903 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
2904 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
2906 * config/rs6000/rs6000.c (builtin_function_type)
2907 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
2908 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
2909 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
2910 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
2911 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
2913 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
2915 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
2916 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
2918 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
2921 * config/i386/i386.md (*movoi_internal_avx): Revert revision
2922 268678 and revision 268657.
2923 (*movti_internal): Likewise.
2925 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
2928 * config/s390/s390.c (s390_decompose_address): Update comment.
2929 (s390_check_qrst_address): Reject invalid address forms after
2932 2019-02-12 Martin Liska <mliska@suse.cz>
2935 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
2936 we need default values of funct_state for a function that
2939 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
2941 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
2942 the object to pick the size of stores on strict-alignment platforms.
2944 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
2945 (*movdi_insn_sp32): Likewise.
2946 (*movdi_insn_sp64): Likewise.
2948 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
2951 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
2952 types that needs constructiong.
2953 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
2955 2019-02-12 Richard Biener <rguenther@suse.de>
2957 PR tree-optimization/89253
2958 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
2961 2019-02-11 David Malcolm <dmalcolm@redhat.com>
2964 * input.c (selftest::test_line_offset_overflow): New selftest.
2965 (selftest::input_c_tests): Call it.
2967 2019-02-11 Martin Sebor <msebor@redhat.com>
2969 PR tree-optimization/88771
2970 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
2971 when -Wstringop-overflow is set.
2972 (builtin_memref::builtin_memref): Adjust excessive upper bound
2973 only when lower bound is not excessive.
2974 (maybe_diag_overlap): Detect and diagnose excessive bounds via
2975 -Wstringop-ovefflow.
2976 (maybe_diag_offset_bounds): Rename...
2977 (maybe_diag_access_bounds): ...to this.
2978 (check_bounds_or_overlap): Adjust for name change above.
2980 2019-02-11 Martin Sebor <msebor@redhat.com>
2983 * builtins.c (max_object_size): Move from here...
2984 * builtins.h (max_object_size): ...and here...
2985 * tree.c (max_object_size): ...to here...
2986 * tree.h (max_object_size): ...and here.
2988 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
2990 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
2991 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
2992 for correct semantics.
2994 2019-02-11 Alan Modra <amodra@gmail.com>
2996 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
2997 -mlongcall and -mpltseq.
2998 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
2999 (RS/6000 and PowerPC Options <-mpltseq>): Document.
3000 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
3001 * config/rs6000/sysv4.opt (mpltseq): New option.
3002 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
3003 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
3004 support is lacking. Don't allow -mpltseq with -mbss-plt.
3005 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
3006 -mpltseq given for ELFv1.
3007 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
3008 Only use UNSPEC_PLTSEQ for inline PLT calls.
3009 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
3010 use UNSPEC_PLTSEQ for inline PLT calls.
3011 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
3012 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
3013 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
3014 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3015 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3016 (pltseq_mtctr_<mode>): Likewise.
3018 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3020 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
3022 * configure: Regenerate.
3024 2019-02-11 Jakub Jelinek <jakub@redhat.com>
3027 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
3030 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3032 * function.c (assign_parm_setup_block): Use the stored
3033 size, not the passed size, when allocating stack-space,
3034 also for a parameter with alignment larger than
3035 MAX_SUPPORTED_STACK_ALIGNMENT.
3037 2019-02-11 Martin Liska <mliska@suse.cz>
3040 * ipa-cp.c (build_toporder_info): Remove usage of a param.
3041 * ipa-inline.c (inline_small_functions): Likewise.
3042 * ipa-pure-const.c (propagate_pure_const): Likewise.
3043 (propagate_nothrow): Likewise.
3044 * ipa-reference.c (propagate): Likewise.
3045 * ipa-utils.c (struct searchc_env): Remove unused field.
3046 (searchc): Always search across AVAIL_INTERPOSABLE.
3047 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
3048 the only called IPA pure const can properly not propagate
3049 across interposable boundary.
3050 * ipa-utils.h (ipa_reduced_postorder): Remove param.
3052 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
3054 * config/nds32/nds32.md (call_internal, call_value_internal,
3055 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
3057 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3059 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
3062 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
3064 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
3067 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3069 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
3071 2019-02-10 Jakub Jelinek <jakub@redhat.com>
3073 PR tree-optimization/89268
3074 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
3075 if preds is non-NULL.
3077 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3080 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
3083 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3085 * config/nds32/nds32.md (trap): New pattern.
3087 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3089 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
3092 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3094 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
3097 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3099 * ipa-visibility.c (localize_node): Also do not localize
3100 LDPR_PREVAILING_DEF_IRONLY_EXP.
3102 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3105 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
3106 instead of type_with_linkage.
3108 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3111 * params.def (uninlined-function-insns, uninlined-function-time,
3112 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
3113 bound so we don't get overflows.
3115 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
3117 * config/rs6000/rs6000-string.c (expand_compare_loop,
3118 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
3121 2019-02-09 Jakub Jelinek <jakub@redhat.com>
3124 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3125 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
3126 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
3128 2019-02-09 Alan Modra <amodra@gmail.com>
3131 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
3132 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
3135 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
3138 * lra-constraints.c (process_alt_operands): Don't increase reject
3139 for memory when offset memory is required.
3141 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
3143 * config/s390/vector.md: Implement vector copysign.
3145 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3147 * expr.c (expand_constructor): Correct indentations.
3149 2019-02-08 Richard Biener <rguenther@suse.de>
3151 PR tree-optimization/89247
3152 * tree-if-conv.c: Include tree-cfgcleanup.h.
3153 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
3154 (tree_if_conversion): Pass through predicate vector.
3155 (pass_if_conversion::execute): Do CFG cleanup and SSA update
3156 inline, see if any if-converted loops we refrece in
3157 LOOP_VECTORIZED calls vanished and fixup.
3158 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
3160 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
3162 * config/s390/constraints.md (jdd): New constraint.
3164 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3167 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
3168 upper 16 vector registers without TARGET_AVX512VL.
3169 (*movti_internal): Likewise.
3171 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3173 PR rtl-optimization/89234
3174 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
3175 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
3176 (copy_reg_eh_region_note_backward): Likewise.
3178 2019-02-08 Richard Biener <rguenther@suse.de>
3181 * tree-data-ref.c (initialize_matrix_A): Fail if constant
3183 (analyze_subscript_affine_affine): Handle failure from
3184 initialize_matrix_A.
3186 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3188 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
3191 2019-02-07 David Malcolm <dmalcolm@redhat.com>
3193 PR tree-optimization/86637
3194 PR tree-optimization/89235
3195 * tree-vect-loop.c (optimize_mask_stores): Add an
3196 auto_purge_vect_location sentinel to ensure that vect_location is
3199 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
3200 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
3201 to ensure that vect_location is purged on exit.
3202 (pass_slp_vectorize::execute): Likewise, replacing the manual
3204 * tree-vectorizer.h (class auto_purge_vect_location): New class.
3206 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3208 * config/aarch64/iterators.md (max_opp): New code_attr.
3209 (USMAX): New code iterator.
3210 * config/aarch64/predicates.md (aarch64_smin): New predicate.
3211 (aarch64_smax): Likewise.
3212 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
3213 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
3216 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
3219 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
3220 for TARGET_AVX512VL.
3221 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
3223 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
3225 * config/s390/s390-builtin-types.def: Add new types.
3226 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
3227 (s390_vec_xlw4): Make the memory operand into a const pointer.
3228 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
3230 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
3231 a new vector type with the alignment of the scalar memory operand.
3233 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
3234 Jakub Jelinek <jakub@redhat.com>
3237 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
3238 arm_count_ldrdstrd_insns): New declarations.
3239 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
3241 (valid_operands_ldrd_strd): New function.
3242 (arm_count_ldrdstrd_insns): New function.
3243 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
3244 sets instead of single DImode set and define new insns to match this.
3246 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3248 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
3249 Make it a C initializer.
3251 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3254 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
3256 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3258 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
3259 Use neon_dot<q> for type.
3260 (neon_<sup>dot_lane<vsi2qi>): Likewise.
3262 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3264 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
3265 Use neon_dot<q> for type.
3266 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
3267 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
3269 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
3271 PR rtl-optimization/89225
3272 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
3275 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
3277 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
3278 after restoring registers saved to allocate the frame on Windows.
3280 2019-02-06 Richard Biener <rguenther@suse.de>
3282 PR tree-optimization/89182
3283 * graphite.h (cached_scalar_evolution_in_region): Declare.
3284 * graphite.c (struct seir_cache_key): New.
3285 (struct sese_scev_hash): Likewise.
3286 (seir_cache): New global.
3287 (cached_scalar_evolution_in_region): New function.
3288 (graphite_transform_loops): Allocate and release seir_cache.
3289 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
3290 cached_scalar_evolution_in_region.
3291 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3293 (scop_detection::graphite_can_represent_expr: Use
3294 cached_scalar_evolution_in_region.
3295 (scop_detection::stmt_simple_for_scop_p): Likewise.
3296 (find_params_in_bb): Likewise.
3297 (gather_bbs::before_dom_children): Likewise.
3298 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
3299 (add_loop_constraints): Likewise.
3301 2019-02-06 Jakub Jelinek <jakub@redhat.com>
3304 * fold-const-call.c (fold_const_vec_convert): Pass true as last
3305 operand to new_unary_operation only if both element types are integral
3306 and it isn't a widening conversion. Return NULL_TREE if
3307 new_unary_operation failed.
3309 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
3312 * config/s390/s390.md: Remove load and test FP splitter.
3314 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3317 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
3318 expand_compare_loop, expand_block_compare_gpr,
3319 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
3320 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
3321 #include "profile-count.h" and "predict.h" for types and functions
3322 needed to work with REG_BR_PROB notes.
3324 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3327 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
3328 for the long branch case.
3330 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3333 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
3334 can throw, non-call exceptions are enabled and we can't delete
3335 dead exceptions or alter cfg. Set must_clean if
3336 delete_insn_and_edges returns true, don't set it blindly for calls.
3337 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
3339 PR rtl-optimization/89195
3340 * combine.c (make_extraction): For MEMs, don't extract bytes outside
3341 of the original MEM.
3343 2019-02-05 Martin Liska <mliska@suse.cz>
3345 PR gcov-profile/89000
3346 * gcov.c (function_summary): Remove argument.
3347 (file_summary): New function.
3348 (print_usage): Replace tabs with spaces.
3349 (generate_results): Use new function file_summary.
3351 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3354 * optabs.c (prepare_cmp_insn): Pass x and y to
3355 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
3357 2019-02-05 Richard Biener <rguenther@suse.de>
3360 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
3361 (struct bitmap_element): Drop chain_prev so we properly recurse on
3362 the prev member, supporting tree views.
3363 (struct bitmap_head): GTY skip the obstack member.
3365 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
3368 * doc/extend.texi (Vector Extensions): Add an example of using vector
3369 types together with x86 intrinsics.
3371 2019-02-04 Alan Modra <amodra@gmail.com>
3373 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
3374 str[] size to 160, and comment.
3376 2019-02-04 Alan Modra <amodra@gmail.com>
3378 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
3379 (rs6000_pltseq_template): Guard output of TLS markers with
3381 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
3382 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
3383 to use inline PLT sequences.
3384 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3385 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3386 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
3388 2019-02-04 Martin Liska <mliska@suse.cz>
3391 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
3392 out when ipa_fn_summaries does not contain entry for callee.
3394 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
3396 * config/sparc/sparc.h: Remove superfluous blank lines.
3397 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
3398 (got_register_rtx): ...this.
3399 (sparc_got): Adjust to above renaming.
3400 (sparc_tls_got): Likewise.
3401 (sparc_delegitimize_address): Likewise.
3402 (sparc_output_mi_thunk): Likewise.
3403 (sparc_init_pic_reg): Likewise.
3404 (save_local_or_in_reg_p): Fix test on the GOT register.
3405 (USE_HIDDEN_LINKONCE): Move around.
3406 (get_pc_thunk_name): Likewise.
3407 (gen_load_pcrel_sym): Likewise.
3408 (load_got_register): Likewise.
3410 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
3412 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
3413 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
3415 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3417 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
3420 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3422 * config.gcc (with_nds32_lib, glibc):
3423 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
3424 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
3425 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
3427 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
3430 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
3431 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
3432 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
3433 (*rcpsf2_sse): Ditto.
3434 (*rsqrtsf2_sse): Ditto.
3435 (sse4_1_round<mode<2): Ditto.
3437 2019-02-03 Richard Biener <rguenther@suse.de>
3440 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
3443 2019-02-02 Jakub Jelinek <jakub@redhat.com>
3446 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3447 Punt with warning on aggregate return or argument types. Ignore
3448 type/mode checking for uniform arguments.
3450 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3452 * combine.c (try_combine): Do not print "Can't combine" messages unless
3453 printing failed combination attempts.
3455 2019-02-01 Martin Jambor <mjambor@suse.cz>
3458 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
3459 segment and global segment variables before making them static.
3461 2019-02-01 Martin Jambor <mjambor@suse.cz>
3463 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
3464 missed optimization dump with dump_enabled_p.
3466 2019-02-01 Richard Biener <rguenther@suse.de>
3469 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
3470 the instantiate cache.
3471 (instantiate_scev_binary): Elide second operand procesing
3472 if equal to the first.
3473 * tree-chrec.c (chrec_contains_symbols): Add visited set.
3474 (chrec_contains_undetermined): Likewise.
3475 (tree_contains_chrecs): Likewise.
3477 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
3479 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
3481 2019-02-01 Jakub Jelinek <jakub@redhat.com>
3483 PR tree-optimization/89143
3484 * wide-int-range.h (wide_int_range_absu): Declare.
3485 * wide-int-range.cc (wide_int_range_absu): New function.
3486 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
3488 PR tree-optimization/88107
3489 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
3490 instead of assertion that eh_region_outermost is non-NULL, if it
3491 is NULL, set *ALL to true and return NULL.
3492 (move_sese_region_to_fn): Adjust caller, if all is set, call
3493 duplicate_eh_regions with NULL region.
3495 2019-02-01 Richard Biener <rguenth@suse.de>
3497 PR rtl-optimization/88593
3498 * mode-switching.c (optimize_mode_switching): Free dominators before
3499 calling cleanup_cfg.
3501 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3503 PR tree-optimization/88932
3504 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
3506 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3509 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
3510 bogus clang warning.
3512 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
3515 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
3516 alternative to avoid partial SSE register stall for TARGET_AVX.
3517 (truncdfsf2): Ditto.
3518 (sse4_1_round<mode>2): Ditto.
3520 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
3522 PR tree-optimization/89008
3523 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
3524 process anything of the form X * 0.
3526 2019-01-31 Richard Biener <rguenther@suse.de>
3528 PR tree-optimization/89135
3529 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
3530 with abnormal preds.
3532 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3535 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
3536 always_inline callees into no_sanitize_address callers.
3538 2019-01-31 Richard Biener <rguenther@suse.de>
3540 PR rtl-optimization/89115
3541 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
3543 2019-01-30 Martin Sebor <msebor@redhat.com>
3546 * doc/extend.texi (cast to a union): Correct and expand.
3548 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
3550 PR rtl-optimization/87246
3551 * lra-constraints.c (simplify_operand_subreg): Reload memory
3552 in subreg if the address became invalid.
3554 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
3557 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
3558 Disable for little-endian.
3560 2019-01-30 Richard Biener <rguenther@suse.de>
3562 PR rtl-optimization/89115
3563 * opts.c (default_options_optimization): Reduce
3564 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
3565 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
3568 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3570 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
3571 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
3572 type of vector element when vec_extract is implemented by direct
3575 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
3577 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
3579 2019-01-30 Richard Biener <rguenther@suse.de>
3581 PR tree-optimization/89111
3582 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
3583 canonicalization to appropriately sized access types.
3585 2019-01-30 Jakub Jelinek <jakub@redhat.com>
3588 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
3589 for arguments to functions that are TU-local and shouldn't be
3590 referenced by assembly.
3592 2019-01-30 Ulrich Drepper <drepper@redhat.com>
3594 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
3597 2019-01-29 Martin Sebor <msebor@redhat.com>
3600 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
3602 2019-01-29 Jakub Jelinek <jakub@redhat.com>
3606 * omp-simd-clone.c (simd_clone_clauses_extract)
3607 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
3608 OMP_CLAUSE_ALIGNED_ALIGNMENT.
3610 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
3612 * config.gcc: Force .init_array for ARC.
3614 2019-01-29 Richard Biener <rguenther@suse.de>
3617 * dwarf2out.c (collect_skeleton_dies): New helper.
3618 (copy_decls_for_unworthy_types): Call it.
3619 (build_abbrev_table): Assert we do not try to replace
3620 DW_AT_signature refs with local refs.
3622 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3625 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
3626 for lastprivate/linear IV, push gimplify context around gimplify_assign
3627 and, if it needed any temporaries, pop it into a gimple bind around the
3630 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3632 * common.opt (-Wattribute-alias): Remove "no-" from name.
3633 Make -Wattribute-alias command line option and
3634 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
3636 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3639 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
3640 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
3642 (bmi2): Add missing @opindex.
3643 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
3644 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
3645 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
3646 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
3647 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
3648 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
3649 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
3650 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
3651 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
3652 xsavec, xsaveopt and xsaves options.
3654 2019-01-28 Richard Biener <rguenther@suse.de>
3657 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
3660 2019-01-28 Richard Biener <rguenther@suse.de>
3662 PR tree-optimization/88739
3663 * tree-cfg.c (verify_types_in_gimple_reference): Verify
3664 BIT_FIELD_REFs only are applied to mode-precision operands
3665 when they are integral.
3666 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
3667 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
3668 BIT_FIELD_REFs of non-mode-precision integral operands.
3670 2019-01-27 Jakub Jelinek <jakub@redhat.com>
3673 * config/i386/sse.md
3674 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
3675 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
3676 first constants in pairs are multiples of 2. Formatting fixes.
3677 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
3678 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
3679 first constants in each quadruple are multiples of 4. Formatting fixes.
3681 2019-01-26 Martin Jambor <mjambor@suse.cz>
3684 * tree-inline.c: Include tree-cfgcleanup.h.
3685 (delete_unreachable_blocks_update_callgraph): Move...
3686 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
3687 ...here, make externally visible, make second argument bool, adjust
3689 * tree-cfgcleanup.c: Include cgraph.h.
3690 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
3692 * ipa-prop.c: Include tree-cfgcleanup.h.
3693 (ipcp_transform_function): Call
3694 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
3696 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
3698 PR rtl-optimization/88846
3699 * ira.c (process_set_for_memref_referenced_p): New.
3700 (memref_referenced_p): Add new param. Use
3701 process_set_for_memref_referenced_p. Add new switch cases.
3702 (memref_used_between_p): Pass new arg to memref_referenced_p.
3704 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
3707 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
3708 argument ABI_BREAK. Set to true if the calculated alignment has
3709 changed in gcc-9. Check bit-fields for their base type alignment.
3710 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
3711 (aarch64_function_arg_boundary): Likewise.
3712 (aarch64_gimplify_va_arg_expr): Likewise.
3714 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
3717 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
3718 instead of accessing TREE_INT_CST_ELT directly.
3720 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
3722 * doc/sourcebuild.texi (Environment attributes): Add fenv and
3723 fenv_exceptions description.
3725 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
3727 PR rtl-optimization/87763
3728 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
3729 Allow SUBREG when matching CC_NZmode compare.
3731 2019-01-25 Richard Biener <rguenther@suse.de>
3733 PR tree-optimization/89049
3734 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
3735 Look at the pattern stmt to determine if the stmt is vectorized.
3737 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
3739 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
3740 (pred_mov<mode>): Handle all-register forms using both a new
3741 alternative and a split.
3743 2019-01-25 Richard Biener <rguenther@suse.de>
3745 PR tree-optimization/86865
3746 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3747 Reject non-do-while loops.
3749 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
3751 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
3752 * config/rs6000/constraints.md (Q constraint): Use REG_P.
3753 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
3754 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
3755 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
3756 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3757 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
3758 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
3759 vlogical_operand, gpc_reg_operand, int_reg_operand,
3760 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
3761 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
3762 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
3763 (save_world_operation, restore_world_operation, lmw_operation,
3764 stmw_operation): Use MEM_P and REG_P.
3765 (tie_operand): Use MEM_P.
3766 (vrsave_operation, crsave_operation): Use REG_P.
3767 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
3768 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
3769 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
3770 (call_operand): Use HARD_REGISTER_P.
3771 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
3773 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
3774 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
3775 quad_aligned_load_p, replace_swapped_aligned_store,
3776 recombine_lvx_pattern, replace_swapped_aligned_load,
3777 recombine_stvx_pattern): Use MEM_P.
3778 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
3779 Use MEM_P and SYMBOL_REF_P.
3780 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
3781 (insn_is_swappable_p): Use REG_P and MEM_P.
3782 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
3783 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
3785 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
3787 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
3789 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
3790 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
3791 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
3792 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
3794 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
3795 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
3796 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
3797 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
3798 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
3799 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
3800 rs6000_split_logical_di): Use CONST_INT_P.
3801 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
3802 REG_P and SYMBOL_REF_P.
3803 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
3804 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
3805 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
3806 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
3807 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
3808 (small_data_operand, print_operand_address): Use CONST_INT_P and
3810 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
3811 (rs6000_init_hard_regno_mode_ok, direct_move_p):
3812 Use HARD_REGISTER_NUM_P.
3813 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
3814 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
3815 SUBREG_P and SYMBOL_REF_P.
3816 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
3817 and HARD_REGISTER_NUM_P.
3818 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
3820 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
3821 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
3823 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
3824 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
3825 find_addr_reg): Use REG_P.
3826 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
3827 (rs6000_emit_le_vsx_move): Use SUBREG_P.
3828 (offsettable_ok_by_alignment, constant_pool_expr_p,
3829 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
3830 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
3831 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
3832 rs6000_assemble_integer, create_TOC_reference,
3833 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
3834 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
3835 (rs6000_split_vec_extract_var): Use reg_or_subregno.
3836 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
3837 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
3838 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3839 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3840 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
3841 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
3842 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
3843 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
3844 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
3845 and cbranch<mode>4): Use CONST_INT_P.
3846 (multiple define_splits): Use REG_P and SUBREG_P.
3847 (define_expands call, call_value): Use MEM_P.
3848 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
3849 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
3850 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
3851 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
3852 and HARD_REGISTER_NUM_P.
3853 (multiple define_splits): Use HARD_REGISTER_NUM_P.
3855 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
3857 PR rtl-optimization/88948
3858 * rtl.h (prepare_copy_insn): New prototype.
3859 * gcse.c (prepare_copy_insn): New function, split out from
3860 process_insert_insn.
3861 (process_insert_insn): Use prepare_copy_insn.
3862 * store-motion.c (replace_store_insn): Use prepare_copy_insn
3863 instead of gen_move_insn.
3865 2019-01-24 Jakub Jelinek <jakub@redhat.com>
3868 * config/i386/i386.c (ix86_pic_register_p): Return true for
3871 PR tree-optimization/88964
3872 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
3873 punt if HONOR_SNANS (chrec).
3876 * tree-nested.c (convert_nonlocal_reference_stmt,
3877 convert_local_reference_stmt, convert_tramp_reference_stmt,
3878 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
3879 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
3882 PR tree-optimization/89027
3883 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
3884 for "omp simd array" variables.
3886 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
3889 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
3890 force the alignment of m_val.
3892 2019-01-24 Richard Biener <rguenther@suse.de>
3895 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
3896 When in "legacy" debug mode make sure to reset self-origins.
3898 2019-01-24 Martin Liska <mliska@suse.cz>
3900 PR gcov-profile/88994
3901 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
3902 result will be always smaller or equal to the original.
3903 * gcov.c (mangle_name): Fix else branch where we should
3904 also copy to PTR and shift the pointer.
3906 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
3908 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
3909 * vr-values.c (find_case_label_ranges): Fix a comment typo.
3911 2019-01-23 Bin Cheng <bin.cheng@arm.com>
3912 Steve Ellcey <sellcey@marvell.com>
3915 * recog.c (address_operand): Return false on wrong mode for address.
3916 (constrain_operands): Check for mode with 'p' constraint.
3918 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
3921 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
3922 Disparage MMX alternative.
3923 (sse2_cvtpd2pi): Ditto.
3924 (sse2_cvttpd2pi): Ditto.
3926 2019-01-23 David Malcolm <dmalcolm@redhat.com>
3929 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
3930 use-after-free of the result of
3931 aarch64_get_extension_string_for_isa_flags.
3933 2019-01-23 Jakub Jelinek <jakub@redhat.com>
3936 * doc/extend.texi: Document break and continue behavior in
3937 statement expressions.
3939 2019-01-23 Richard Biener <rguenther@suse.de>
3941 PR tree-optimization/89008
3942 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
3943 not leave another stray operand.
3945 2019-01-23 Jakub Jelinek <jakub@redhat.com>
3947 * BASE-VER: Bump to 9.0.1.
3949 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
3951 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
3952 thunk that returns by reference, use the type of the return object
3953 of the thunk instead of that of the alias to build the dereference.
3955 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
3957 * config/arc/atomic.md: Add operand to DMB instruction.
3959 2019-01-23 Jakub Jelinek <jakub@redhat.com>
3961 PR tree-optimization/88964
3962 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
3963 build_zero_cst instead of build_int_cst. Return false for loop
3964 invariants which honor signed zeros.
3966 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
3968 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
3970 2019-01-22 Jakub Jelinek <jakub@redhat.com>
3973 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
3974 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
3975 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
3978 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
3979 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
3982 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
3983 Disable for little endian.
3985 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
3988 * config/arm/arm.c (arm_needs_double_word_align): Check
3989 DECL_BIT_FIELD_TYPE.
3991 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
3992 H.J. Lu <hongjiu.lu@intel.com>
3995 * config/i386/i386-builtin.def: Add mask2 to all builtin
3996 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
3998 * config/i386/i386.c (BDESC): Add mask2 to the definition.
3999 (BDESC_FIRST): Likewise.
4000 (define_builtin): Add an argument for mask2. Updated to handle
4001 both ix86_isa_flags and ix86_isa_flags2.
4002 (define_builtin_const): Likewise.
4003 (define_builtin_pure): Likewise.
4004 (define_builtin2): Deleted.
4005 (define_builtin_const2): Likewise.
4006 (builtin_description): Add a member, mask2.
4007 (bdesc_*): Add mask2 to builtin initializations.
4008 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
4009 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
4011 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
4013 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
4016 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
4019 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4022 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
4023 alignment is dominated by a bitfield with 64-bit aligned base type.
4024 (arm_function_arg): Emit a warning if the alignment has changed since
4025 earlier GCC releases.
4026 (arm_function_arg_boundary): Likewise.
4027 (arm_setup_incoming_varargs): Likewise.
4029 2019-01-22 Richard Biener <rguenther@suse.de>
4031 PR tree-optimization/88862
4032 * graphite-scop-detection.c
4033 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
4035 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
4037 * doc/extend.tex (AMD GCN Function Attributes): New section.
4038 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
4039 * doc/invoke.texi (AMD GCN Options): New section.
4040 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
4042 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
4044 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
4045 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
4047 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4049 PR tree-optimization/88044
4050 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
4051 is false in the first iteration, but !every_iteration, return false
4052 instead of true with niter->niter zero.
4054 PR rtl-optimization/88904
4055 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
4056 any nonequal registers before processing BB_END (b).
4059 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
4061 (expand_binop_directly, expand_doubleword_clz,
4062 expand_doubleword_popcount, expand_ctz, expand_ffs,
4063 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
4065 PR rtl-optimization/49429
4067 PR rtl-optimization/86334
4069 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
4070 addressable from here...
4071 (emit_block_op_via_libcall): ... to here.
4073 2019-01-22 Richard Biener <rguenther@suse.de>
4075 * tree-vect-loop.c (vect_analyze_loop_operations): Use
4076 auto_vec for cost vector to fix memleak.
4077 (vectorize_fold_left_reduction): Properly gather SLP defs.
4078 (vectorizable_comparison): Do not swap operands to properly
4081 2019-01-22 Alan Modra <amodra@gmail.com>
4084 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
4085 stays a reg. Allow a const_int.
4086 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
4087 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
4088 (IS_NOMARK_TLSGETADDR): Define.
4089 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
4090 (rs6000_output_tlsargs): New function.
4091 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
4092 __tls_get_addr call takes an arg.
4093 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
4094 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
4096 (call_value_nonlocal_sysv): ..or here, delete split.
4097 (tls_gdld_nomark): Delete.
4098 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
4099 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
4100 (call_value_nonlocal_sysv): Likewise.
4101 (call_value_nonlocal_sysv_secure): Likewise.
4102 (call_value_nonlocal_aix): Likewise.
4103 (call_value_indirect_aix): Likewise.
4104 (call_value_indirect_elfv2): Likewise.
4105 (call_value_local32, call_value_local64): Disable for no-mark tls.
4106 (call_value_local_aix): Likewise.
4108 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
4111 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
4112 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
4114 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
4116 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
4117 string contents as hash_map keys.
4119 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4122 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
4123 for rvalue context. Handle rvalues correctly. Use min_align_of_type
4124 instead of TYPE_ALIGN.
4125 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
4126 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
4127 pointer from TYPE_STUB_DECL.
4129 2019-01-21 Richard Biener <rguenther@suse.de>
4131 PR tree-optimization/88934
4132 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
4133 at the possibly non-constant operand.
4134 (vect_get_constant_vectors): Adjust.
4136 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
4139 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
4140 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
4141 instead of _X86INTRIN_H_INCLUDED.
4142 * onfig/i386/clwbintrin.h: Likewise.
4143 * config/i386/pkuintrin.h: Likewise.
4144 * config/i386/prfchwintrin.h: Likewise.
4145 * config/i386/rdseedintrin.h: Likewise.
4146 * config/i386/wbnoinvdintrin.h: Likewise.
4147 * config/i386/xsavecintrin.h: Likewise.
4148 * config/i386/xsavesintrin.h: Likewise.
4149 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
4150 * config/i386/xsaveintrin.h: Likewise.
4151 * config/i386/xsaveoptintrin.h: Likewise.
4152 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
4153 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
4154 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
4155 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
4156 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
4157 * config/i386/immintrin.h: Here.
4159 2019-01-20 Martin Jambor <mjambor@suse.cz>
4162 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
4163 with aa_walk_budget.
4164 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
4165 aa_walk_budget_p parameter.
4166 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
4167 walk. Updated all callers.
4168 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
4169 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
4171 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
4172 parameter info. Extract info from fbi. Pass fbi to recursive calls
4173 and to unmodified_parm.
4174 (phi_result_unknown_predicate): New parameter fbi, removed parameter
4175 info, updated call to will_be_nonconstant_expr_predicate.
4176 (param_change_prob): New parameter fbi, limit AA walking.
4177 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
4178 calls to various above functions.
4179 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
4180 parameter. Use it to limit AA walking.
4181 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
4183 (detect_type_change): New parameter fbi, pass it on to
4184 detect_type_change_from_memory_writes.
4185 (detect_type_change_ssa): Likewise.
4186 (aa_overwalked): Removed.
4187 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
4188 accordingly, adjust to the neew AA limiting scheme.
4189 (parm_ref_data_preserved_p): Likewise.
4190 (ipa_compute_jump_functions_for_edge): Adjust call to
4192 (ipa_analyze_call_uses): Likewise.
4193 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
4194 (ipa_analyze_node): Initialize aa_walk_budget.
4195 (ipcp_transform_function): Likewise.
4196 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
4197 to get_dynamic_type.
4199 2019-01-19 Jakub Jelinek <jakub@redhat.com>
4201 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
4202 outside of #if CHECKING_P code.
4204 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
4206 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
4207 New function, split out from...
4208 (loop_versioning::analyze_stride): ...here.
4209 (loop_versioning::find_per_loop_multiplication): Use gassign.
4210 (loop_versioning::analyze_term_using_scevs): Return a success code.
4211 (loop_versioning::analyze_arbitrary_term): New function.
4212 (loop_versioning::analyze_address_fragment): Use
4213 analyze_arbitrary_term if all else fails.
4215 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
4218 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
4221 2019-01-18 Richard Biener <rguenther@suse.de>
4223 PR tree-optimization/88903
4224 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
4225 scalar stmts a SLP shift amount is composed of when detecting
4228 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
4231 * config/arm/arm-cpus.in (mp): New feature.
4233 (fgroup ARMv7ve): Add mp and sec features.
4234 (arch armv7-a): Add options to allow mp and sec extensions.
4235 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
4236 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
4237 extenstions to the base architecture.
4238 (cpu cortex-a8): Add sec extension to the base architecture.
4239 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
4240 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
4241 variants down to the base v7-a varaint.
4242 * config/arm/t-multilib (v7_a_arch_variants): New variable.
4243 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
4244 of permitted extensions for -march=armv7-a and for
4245 -mcpu=generic-armv7-a.
4247 2019-01-18 Martin Liska <mliska@suse.cz>
4249 * params.def: Fix comment.
4250 * tree-profile.c (gimple_init_gcov_profiler): Bump function
4252 (gimple_gen_ic_func_profiler): Likewise.
4254 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4256 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
4257 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
4258 and put in error checks for stack protector guard options.
4259 (aarch64_stack_protect_guard): New.
4260 (TARGET_STACK_PROTECT_GUARD): Define.
4261 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
4262 (reg_stack_protect_address<mode>): New.
4263 (stack_protect_set): Adjust for SSP_GLOBAL.
4264 (stack_protect_test): Likewise.
4265 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
4266 (-mstack-protector-guard): Likewise.
4267 (-mstack-protector-guard-offset): Likewise.
4269 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4271 PR tree-optimization/86214
4272 * tree-inline.h (struct copy_body_data): Add
4273 add_clobbers_to_eh_landing_pads member.
4274 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
4275 (copy_edges_for_bb): Call it if EH edge destination is <
4276 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
4277 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
4278 if flag_stack_reuse != SR_NONE and clear it afterwards.
4280 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
4283 * doc/install.texi (with-multilib-list): Document for aarch64.
4285 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4288 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
4289 (("..."))) with ("...").
4291 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4293 * doc/extend.texi (Built-in Functions for Memory Model Aware
4294 Atomic Operations): Document atomic fetch and nand.
4296 2019-01-18 Martin Liska <mliska@suse.cz>
4297 Richard Biener <rguenther@suse.de>
4300 * cgraph.h (create_version_clone_with_body): Add new argument
4302 * cgraphclones.c (cgraph_node::create_version_clone): Add
4303 DECL_ATTRIBUTES to a newly created decl. And call
4304 valid_attribute_p so that proper cl_target_optimization_node
4305 is set for the newly created declaration.
4306 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
4308 (expand_target_clones): Do not call valid_attribute_p, it must
4310 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
4313 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4316 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
4317 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
4318 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
4320 2019-01-17 Martin Sebor <msebor@redhat.com>
4323 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
4324 Handle anti-ranges the same as no range at all.
4326 2018-01-17 Steve Ellcey <sellcey@cavium.com>
4328 * config/aarch64/aarch64.c (cgraph.h): New include.
4329 (intl.h): New include.
4330 (supported_simd_type): New function.
4331 (currently_supported_simd_type): Ditto.
4332 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
4333 (aarch64_simd_clone_adjust): Ditto.
4334 (aarch64_simd_clone_usable): Ditto.
4335 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
4336 (TARGET_SIMD_CLONE_ADJUST): Ditto.
4337 (TARGET_SIMD_CLONE_USABLE): Ditto.
4338 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
4339 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
4342 2019-01-17 Martin Sebor <msebor@redhat.com>
4344 PR tree-optimization/88800
4345 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
4346 NO_WARNING bit here. Avoid folding out-of-bounds calls.
4347 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
4348 redundant argument. Add new argument and issue diagnostics under
4349 its control. Detect out-of-bounds access even with warnings
4351 (check_bounds_or_overlap): Change return type. Add argument.
4352 (wrestrict_dom_walker::check_call): Adjust.
4353 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
4354 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
4355 check_bounds_or_overlap's return value.
4356 (handle_builtin_stxncpy): Same.
4357 (handle_builtin_strcat): Same.
4359 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4360 Kwok Cheung Yeung <kcy@codesourcery.com>
4361 Julian Brown <julian@codesourcery.com>
4362 Tom de Vries <tom@codesourcery.com>
4364 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
4366 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4368 * doc/sourcebuild.texi: Document dg-require-effective-target
4369 llvm_binutils and offload_gcn.
4371 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4372 Kwok Cheung Yeung <kcy@codesourcery.com>
4373 Julian Brown <julian@codesourcery.com>
4374 Tom de Vries <tom@codesourcery.com>
4376 * doc/sourcebuild.texi: Document dg-required-effective-target
4379 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4380 Kwok Cheung Yeung <kcy@codesourcery.com>
4381 Julian Brown <julian@codesourcery.com>
4382 Tom de Vries <tom@codesourcery.com>
4383 Jan Hubicka <hubicka@ucw.cz>
4384 Martin Jambor <mjambor@suse.cz>
4386 * config.gcc: Add amdgcn*-*-amdhsa configuration.
4387 * configure.ac: Check for dlopen.
4388 * configure: Regenerate.
4390 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4391 Kwok Cheung Yeung <kcy@codesourcery.com>
4392 Julian Brown <julian@codesourcery.com>
4393 Tom de Vries <tom@codesourcery.com>
4394 Jan Hubicka <hubicka@ucw.cz>
4395 Martin Jambor <mjambor@suse.cz>
4397 * common/config/gcn/gcn-common.c: New file.
4398 * config/gcn/driver-gcn.c: New file.
4399 * config/gcn/gcn-builtins.def: New file.
4400 * config/gcn/gcn-hsa.h: New file.
4401 * config/gcn/gcn-modes.def: New file.
4402 * config/gcn/gcn-opts.h: New file.
4403 * config/gcn/gcn-passes.def: New file.
4404 * config/gcn/gcn-protos.h: New file.
4405 * config/gcn/gcn-run.c: New file.
4406 * config/gcn/gcn-tree.c: New file.
4407 * config/gcn/gcn.c: New file.
4408 * config/gcn/gcn.h: New file.
4409 * config/gcn/gcn.opt: New file.
4410 * config/gcn/t-gcn-hsa: New file.
4412 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4413 Kwok Cheung Yeung <kcy@codesourcery.com>
4414 Julian Brown <julian@codesourcery.com>
4415 Tom de Vries <tom@codesourcery.com>
4416 Jan Hubicka <hubicka@ucw.cz>
4417 Martin Jambor <mjambor@suse.cz>
4419 * config/gcn/constraints.md: New file.
4420 * config/gcn/gcn-valu.md: New file.
4421 * config/gcn/gcn.md: New file.
4422 * config/gcn/predicates.md: New file.
4424 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
4426 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
4427 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
4428 (stmt_uses_0_or_null_in_undefined_way): Likewise.
4429 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
4431 2019-01-17 Tamar Christina <tamar.christina@arm.com>
4434 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
4435 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
4436 it and document registers.
4438 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4440 * config/aarch64/aarch64.c (ares_tunings): Define.
4441 * config/aarch64/aarch64-cores.def (ares): Use the above.
4443 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4447 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
4449 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
4450 (_mm512_fixupimm_round_pd): Update parameters and builtin.
4451 (_mm512_maskz_fixupimm_round_pd): Ditto.
4452 (_mm512_fixupimm_round_ps): Ditto.
4453 (_mm512_maskz_fixupimm_round_ps): Ditto.
4454 (_mm_fixupimm_round_sd): Ditto.
4455 (_mm_maskz_fixupimm_round_sd): Ditto.
4456 (_mm_fixupimm_round_ss): Ditto.
4457 (_mm_maskz_fixupimm_round_ss): Ditto.
4458 (_mm512_fixupimm_pd): Ditto.
4459 (_mm512_maskz_fixupimm_pd): Ditto.
4460 (_mm512_fixupimm_ps): Ditto.
4461 (_mm512_maskz_fixupimm_ps): Ditto.
4462 (_mm_fixupimm_sd): Ditto.
4463 (_mm_maskz_fixupimm_sd): Ditto.
4464 (_mm_fixupimm_ss): Ditto.
4465 (_mm_maskz_fixupimm_ss): Ditto.
4466 (_mm512_mask_fixupimm_round_pd): Update builtin.
4467 (_mm512_mask_fixupimm_round_ps): Ditto.
4468 (_mm_mask_fixupimm_round_sd): Ditto.
4469 (_mm_mask_fixupimm_round_ss): Ditto.
4470 (_mm512_mask_fixupimm_pd): Ditto.
4471 (_mm512_mask_fixupimm_ps): Ditto.
4472 (_mm_mask_fixupimm_sd): Ditto.
4473 (_mm_mask_fixupimm_ss): Ditto.
4474 * config/i386/avx512vlintrin.h:
4475 (_mm256_fixupimm_pd): Update parameters and builtin.
4476 (_mm256_maskz_fixupimm_pd): Ditto.
4477 (_mm256_fixupimm_ps): Ditto.
4478 (_mm256_maskz_fixupimm_ps): Ditto.
4479 (_mm_fixupimm_pd): Ditto.
4480 (_mm_maskz_fixupimm_pd): Ditto.
4481 (_mm_fixupimm_ps): Ditto.
4482 (_mm_maskz_fixupimm_ps): Ditto.
4483 (_mm256_mask_fixupimm_pd): Update builtin.
4484 (_mm256_mask_fixupimm_ps): Ditto.
4485 (_mm_mask_fixupimm_pd): Ditto.
4486 (_mm_mask_fixupimm_ps): Ditto.
4487 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
4488 * config/i386/i386-builtin.def: Update builtin definitions.
4489 * config/i386/i386.c: Handle new builtin types and remove useless ones.
4490 * config/i386/sse.md: Update VFIXUPIMM* patterns.
4491 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4492 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4493 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
4494 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4495 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4496 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
4497 * config/i386/subst.md:
4498 (round_saeonly_sd_mask_operand4): Add new subst_attr.
4499 (round_saeonly_sd_mask_op4): Ditto.
4500 (round_saeonly_expand_operand5): Ditto.
4501 (round_saeonly_expand): Update.
4503 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4507 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
4509 * config/i386/sse.md: Combine VFIXUPIMM* patterns
4510 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4511 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4512 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
4513 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4514 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4515 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
4517 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4521 2018-12-15 Jakub Jelinek <jakub@redhat.com>
4524 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
4525 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
4526 instead of UNSPEC_FIXUPIMM.
4528 2019-01-17 Richard Biener <rguenther@suse.de>
4531 * dwarf2out.c (want_pubnames): Never generate pubnames sections
4532 and friends for the LTO part of debug info.
4534 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4536 PR tree-optimization/86214
4537 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
4540 PR rtl-optimization/88870
4541 * dce.c (deletable_insn_p): Never delete const/pure calls that can
4542 throw if we can't alter the cfg or delete dead exceptions.
4543 (mark_insn): Don't call find_call_stack_args for such calls.
4545 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
4547 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
4548 prototypes for vec_st.
4549 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
4550 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
4551 mainly on signed/unsigned long long and double.
4553 2019-01-16 David Malcolm <dmalcolm@redhat.com>
4556 * combine.c (delete_noop_moves): Convert to "bool" return,
4557 returning true if any edges are eliminated.
4558 (combine_instructions): Also return true if delete_noop_moves
4561 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4563 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
4564 correct max nunits for endian swap.
4565 (aarch64_expand_fcmla_builtin): Correct subreg code.
4566 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
4567 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
4570 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
4572 * config/alpha/alpha.c (alpha_gimplify_va_arg):
4573 Handle split indirect COMPLEX_TYPE arguments.
4575 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
4578 * config/aarch64/aarch64-modes.def: Add comment about how the carry
4579 bit is set by add and compare.
4580 (CC_ADC): New CC_MODE.
4581 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
4582 to cache the code and mode of X. Adjust the shape of a CC_Cmode
4583 comparison. Add detection for CC_ADCmode.
4584 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
4586 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
4587 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
4588 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
4589 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
4590 to eliminate the need for zero-extending the operands.
4591 (add<mode>3_compareC_imm): Delete. Merge into ...
4592 (add<mode>3_compareC): ... this. Restructure the comparison to
4593 eliminate the need for zero-extending the operands.
4594 (add<mode>3_carryin): Use LTU for the overflow detection.
4595 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
4596 Reexpress comparison for overflow.
4597 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
4598 (add<mode>3_carryinC): Likewise.
4599 (add<mode>3_carryinV): Use LTU for carry between partials.
4600 * config/aarch64/predicates.md (aarch64_carry_operation): Update
4601 handling of CC_Cmode and add CC_ADCmode.
4602 (aarch64_borrow_operation): Likewise.
4604 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4606 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
4607 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
4608 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
4609 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
4611 2019-01-16 Martin Liska <mliska@suse.cz>
4613 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
4615 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
4617 * gcc.c (add_sysrooted_hdrs_prefix): New function.
4618 (path_prefix_reset): Move up in the source file.
4619 (find_fortran_preinclude_file): Make complex search for the
4620 fortran header files.
4622 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
4624 * godump.c (go_output_typedef): When outputting a typedef, refer
4625 to the underlying type by its name and not its structure.
4627 2019-01-15 David Malcolm <dmalcolm@redhat.com>
4630 * tree.c (build_function_type): Assert that arg_types is not
4633 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
4636 * doc/extend.texi: Document that listing the stack pointer in the
4637 clobber list of an asm is a deprecated feature.
4638 * common.opt (Wdeprecated): Moved from c-family/c.opt.
4639 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
4640 warning instead of an error for clobbers of the stack pointer.
4641 Add a note explaining why.
4643 2019-01-15 Richard Biener <rguenther@suse.de>
4646 * dwarf2out.c (gen_member_die): Do not generate inheritance
4649 2019-01-15 Richard Biener <rguenther@suse.de>
4651 PR tree-optimization/88855
4652 * tree-if-conv.c (combine_blocks): Collect
4653 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
4655 2019-01-15 Tom de Vries <tdevries@suse.de>
4658 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
4659 lhs == NULL_TREE for gang-level reduction.
4661 2019-01-15 Richard Biener <rguenther@suse.de>
4662 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4665 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
4666 return true if SSA_NAME is already marked in visited bitmap.
4667 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
4669 2019-01-15 Jakub Jelinek <jakub@redhat.com>
4671 PR tree-optimization/88775
4672 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
4673 equal == 0 equality pointer comparisons some more if compared in
4674 integral types and either one points to an automatic var and the
4675 other to a global, or we can prove at least one points to the middle
4676 or both point to start or both point to end.
4678 2019-01-14 Andi Kleen <ak@linux.intel.com>
4680 * Makefile.in: Lower autofdo sampling rate by 10x.
4681 * Makefile.tpl: Dito.
4683 2019-01-14 Tom Honermann <tom@honermann.net>
4685 * defaults.h: Define CHAR8_TYPE.
4687 2019-01-14 Martin Sebor <msebor@redhat.com>
4690 * doc/extend.texi (Darwin Format Checks): Clarify.
4692 2019-01-14 Richard Biener <rguenther@suse.de>
4694 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
4695 whether we are in (simplify ...) or (match ...) context.
4697 2019-01-14 Jakub Jelinek <jakub@redhat.com>
4699 PR rtl-optimization/88796
4700 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
4701 * cfgexpand.c (stack_protect_prologue): Initialize
4702 crtl->stack_protect_guard_decl.
4703 * function.c (stack_protect_epilogue): Use it instead of calling
4704 targetm.stack_protect_guard again.
4705 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
4706 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
4707 crtl->stack_protect_guard_decl.
4708 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
4709 on the returned MEM_EXPR.
4711 2019-01-12 Tom de Vries <tdevries@suse.de>
4713 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
4714 vector length using -fopenacc-dim.
4716 2019-01-12 Tom de Vries <tdevries@suse.de>
4718 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
4719 lengths into account.
4721 2019-01-12 Svante Signell <svante.signell@gmail.com>
4723 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
4724 (TARGET_CAN_SPLIT_STACK): Define.
4725 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
4727 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
4729 * params.def (inline-unit-growth): Set to 40.
4731 2019-01-12 Jakub Jelinek <jakub@redhat.com>
4733 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
4735 2019-01-12 Tom de Vries <tdevries@suse.de>
4737 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
4738 region calling vector-partitionable routine, set default_vector_length
4741 2019-01-12 Tom de Vries <tdevries@suse.de>
4743 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
4744 variable default_vector_length.
4746 2019-01-12 Tom de Vries <tdevries@suse.de>
4749 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
4750 from oacc_default_dims, as oacc_validate_dims would do it, and apply
4753 2019-01-12 Tom de Vries <tdevries@suse.de>
4755 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
4756 (nvptx_goacc_validate_dims): Add used parameter.
4757 * doc/tm.texi: Regenerate.
4758 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
4759 argument to call to targetm.goacc.validate_dims.
4760 (default_goacc_validate_dims): Add used
4762 * target.def (validate_dims): Add used parameter in DEFHOOK.
4763 * targhooks.h (default_goacc_validate_dims): Add used parameter.
4765 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4769 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
4771 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
4772 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
4773 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
4774 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
4776 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
4778 PR rtl-optimization/87305
4780 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
4781 for little endian pseudos used as paradoxical subreg.
4783 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4785 PR tree-optimization/88693
4786 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
4787 for STRING_CSTs that don't contain any NUL characters in the first
4788 TREE_STRING_LENGTH bytes.
4790 2019-01-11 Alan Modra <amodra@gmail.com>
4794 * genattrtab.c (min_fn): Don't translate values.
4795 (min_attr_value): Return INT_MAX when the value can't be calculated.
4796 Return minimum among any values that can be calculated.
4797 (max_attr_value): Adjust.
4799 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4801 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
4803 2019-01-11 Steve Ellcey <sellcey@marvell.com>
4805 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
4806 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
4807 (aarch64_return_call_with_max_clobbers): New function.
4808 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
4809 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
4811 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
4812 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
4813 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
4814 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
4815 * cselib.c (cselib_process_insn): Add argument to
4816 targetm.hard_regno_call_part_clobbered call.
4817 * ira-conflicts.c (ira_build_conflicts): Ditto.
4818 * ira-costs.c (ira_tune_allocno_costs): Ditto.
4819 * lra-constraints.c (inherit_reload_reg): Ditto.
4820 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
4821 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
4822 argument. Call targetm.return_call_with_max_clobbers.
4823 Add argument to targetm.hard_regno_call_part_clobbered call.
4824 (calls_have_same_clobbers_p): New function.
4825 (process_bb_lives): Add call_insn and last_call_insn variables.
4826 Pass call_insn to check_pseudos_live_through_calls.
4827 Modify if stmt to check targetm.return_call_with_max_clobbers.
4828 Update setting of flush variable.
4829 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
4831 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
4832 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
4833 targetm.hard_regno_call_part_clobbered call.
4834 * reginfo.c (choose_hard_reg_mode): Ditto.
4835 * regrename.c (check_new_reg_p): Ditto.
4836 * reload.c (find_equiv_reg): Ditto.
4837 * reload1.c (emit_reload_insns): Ditto.
4838 * sched-deps.c (deps_analyze_insn): Ditto.
4839 * sel-sched.c (init_regs_for_mode): Ditto.
4840 (mark_unavailable_hard_regs): Ditto.
4841 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
4842 * target.def (hard_regno_call_part_clobbered): Add insn argument.
4843 (return_call_with_max_clobbers): New target function.
4844 * doc/tm.texi: Regenerate.
4845 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
4846 * hooks.c (hook_bool_uint_mode_false): Change to
4847 hook_bool_insn_uint_mode_false.
4848 * hooks.h (hook_bool_uint_mode_false): Ditto.
4850 2019-01-11 Steve Ellcey <sellcey@marvell.com>
4852 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
4853 (aarch64_remove_extra_call_preserved_regs): New function.
4854 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
4855 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
4856 * doc/tm.texi: Regenerate.
4857 * final.c (get_call_reg_set_usage): Call new hook.
4858 * target.def (remove_extra_call_preserved_regs): New hook.
4859 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
4860 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
4862 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4865 * passes.c (finish_optimization_passes): Call print_combine_total_stats
4866 inside of pass_combine_1 dump rather than pass_profile_1.
4868 2019-01-11 Tom de Vries <tdevries@suse.de>
4870 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
4871 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
4872 (PTX_NUM_PER_WORKER_BARRIERS): Define.
4873 (nvptx_apply_dim_limits): Prevent vector_length 64 and
4876 2019-01-11 Tom de Vries <tdevries@suse.de>
4878 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
4880 2019-01-11 Jan Beulich <jbeulich@suse.com>
4882 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
4883 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
4884 sse2_cvtsi2sd): Add {l}.
4885 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
4888 2019-01-10 Jakub Jelinek <jakub@redhat.com>
4891 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
4893 (*float<floatunssuffix>v2div2sf2): New define_insn.
4894 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
4895 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
4896 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
4897 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
4898 match_operands with "const0_operand" "C".
4900 2019-01-10 Tamar Christina <tamar.christina@arm.com>
4902 * config/aarch64/aarch64-builtins.c
4903 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
4904 (aarch64_init_simd_builtins): ...Here
4906 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
4908 PR rtl-optimization/87305
4910 (setup_live_pseudos_and_spill_after_risky_transforms): Check
4911 allocation for big endian pseudos used as paradoxical subregs and
4912 spill them if it is wrong.
4913 * lra-constraints.c (lra_constraints): Add a comment.
4915 2019-01-10 Richard Biener <rguenther@suse.de>
4917 PR tree-optimization/88792
4918 * tree-ssa-pre.c (get_representative_for): Do not return a
4921 2019-01-10 Jakub Jelinek <jakub@redhat.com>
4925 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
4926 (assign_parm_setup_block): Do the argument slot realignment here
4929 2019-01-10 Stefan Agner <stefan@agner.ch>
4932 * config/arm/arm.c (arm_option_override_internal): Force
4933 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
4935 2019-01-10 Jakub Jelinek <jakub@redhat.com>
4938 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
4941 2019-01-10 Tamar Christina <tamar.christina@arm.com>
4943 * config/arm/arm-builtins.c
4944 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
4945 (MAC_LANE_PAIR_QUALIFIERS): New.
4946 (arm_expand_builtin_args): Use it.
4947 (arm_expand_builtin_1): Likewise.
4948 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
4949 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
4950 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
4951 * config/arm/arm_neon.h:
4952 (vcadd_rot90_f16): New.
4953 (vcaddq_rot90_f16): New.
4954 (vcadd_rot270_f16): New.
4955 (vcaddq_rot270_f16): New.
4958 (vcmla_lane_f16): New.
4959 (vcmla_laneq_f16): New.
4960 (vcmlaq_lane_f16): New.
4961 (vcmlaq_laneq_f16): New.
4962 (vcmla_rot90_f16): New.
4963 (vcmlaq_rot90_f16): New.
4964 (vcmla_rot90_lane_f16): New.
4965 (vcmla_rot90_laneq_f16): New.
4966 (vcmlaq_rot90_lane_f16): New.
4967 (vcmlaq_rot90_laneq_f16): New.
4968 (vcmla_rot180_f16): New.
4969 (vcmlaq_rot180_f16): New.
4970 (vcmla_rot180_lane_f16): New.
4971 (vcmla_rot180_laneq_f16): New.
4972 (vcmlaq_rot180_lane_f16): New.
4973 (vcmlaq_rot180_laneq_f16): New.
4974 (vcmla_rot270_f16): New.
4975 (vcmlaq_rot270_f16): New.
4976 (vcmla_rot270_lane_f16): New.
4977 (vcmla_rot270_laneq_f16): New.
4978 (vcmlaq_rot270_lane_f16): New.
4979 (vcmlaq_rot270_laneq_f16): New.
4980 (vcadd_rot90_f32): New.
4981 (vcaddq_rot90_f32): New.
4982 (vcadd_rot270_f32): New.
4983 (vcaddq_rot270_f32): New.
4986 (vcmla_lane_f32): New.
4987 (vcmla_laneq_f32): New.
4988 (vcmlaq_lane_f32): New.
4989 (vcmlaq_laneq_f32): New.
4990 (vcmla_rot90_f32): New.
4991 (vcmlaq_rot90_f32): New.
4992 (vcmla_rot90_lane_f32): New.
4993 (vcmla_rot90_laneq_f32): New.
4994 (vcmlaq_rot90_lane_f32): New.
4995 (vcmlaq_rot90_laneq_f32): New.
4996 (vcmla_rot180_f32): New.
4997 (vcmlaq_rot180_f32): New.
4998 (vcmla_rot180_lane_f32): New.
4999 (vcmla_rot180_laneq_f32): New.
5000 (vcmlaq_rot180_lane_f32): New.
5001 (vcmlaq_rot180_laneq_f32): New.
5002 (vcmla_rot270_f32): New.
5003 (vcmlaq_rot270_f32): New.
5004 (vcmla_rot270_lane_f32): New.
5005 (vcmla_rot270_laneq_f32): New.
5006 (vcmlaq_rot270_lane_f32): New.
5007 (vcmlaq_rot270_laneq_f32): New.
5008 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
5009 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180, vcmla_lane270,
5010 vcmla_laneq0, vcmla_laneq90, vcmla_laneq180, vcmla_laneq270,
5011 vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180, vcmlaq_lane270): New.
5012 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
5013 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
5014 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
5015 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
5016 (arm_option_reconfigure_globals): Use them.
5017 * config/arm/iterators.md (VDF, VQ_HSF): New.
5018 (VCADD, VCMLA): New.
5019 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
5020 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>): New.
5021 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
5022 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
5024 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5026 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers): Add qualifier_lane_pair_index.
5027 (emit-rtl.h): Include.
5028 (TYPES_QUADOP_LANE_PAIR): New.
5029 (aarch64_simd_expand_args): Use it.
5030 (aarch64_simd_expand_builtin): Likewise.
5031 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum): New.
5032 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
5033 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
5034 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
5035 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
5036 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
5037 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF, AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
5038 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF, AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
5039 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF, AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
5040 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
5041 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
5042 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Add __ARM_FEATURE_COMPLEX.
5043 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0, fcmla90,
5044 fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180, fcmla_lane270,
5045 fcmla_laneq0, fcmla_laneq90, fcmla_laneq180, fcmla_laneq270,
5046 fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180, fcmlaq_lane270): New.
5047 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5048 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,aarch64_fcadd<rot><mode>,
5049 aarch64_fcmla<rot><mode>): New.
5050 * config/aarch64/arm_neon.h:
5051 (vcadd_rot90_f16): New.
5052 (vcaddq_rot90_f16): New.
5053 (vcadd_rot270_f16): New.
5054 (vcaddq_rot270_f16): New.
5057 (vcmla_lane_f16): New.
5058 (vcmla_laneq_f16): New.
5059 (vcmlaq_lane_f16): New.
5060 (vcmlaq_rot90_lane_f16): New.
5061 (vcmla_rot90_laneq_f16): New.
5062 (vcmla_rot90_lane_f16): New.
5063 (vcmlaq_rot90_f16): New.
5064 (vcmla_rot90_f16): New.
5065 (vcmlaq_laneq_f16): New.
5066 (vcmla_rot180_laneq_f16): New.
5067 (vcmla_rot180_lane_f16): New.
5068 (vcmlaq_rot180_f16): New.
5069 (vcmla_rot180_f16): New.
5070 (vcmlaq_rot90_laneq_f16): New.
5071 (vcmlaq_rot270_laneq_f16): New.
5072 (vcmlaq_rot270_lane_f16): New.
5073 (vcmla_rot270_laneq_f16): New.
5074 (vcmlaq_rot270_f16): New.
5075 (vcmla_rot270_f16): New.
5076 (vcmlaq_rot180_laneq_f16): New.
5077 (vcmlaq_rot180_lane_f16): New.
5078 (vcmla_rot270_lane_f16): New.
5079 (vcadd_rot90_f32): New.
5080 (vcaddq_rot90_f32): New.
5081 (vcaddq_rot90_f64): New.
5082 (vcadd_rot270_f32): New.
5083 (vcaddq_rot270_f32): New.
5084 (vcaddq_rot270_f64): New.
5088 (vcmla_lane_f32): New.
5089 (vcmla_laneq_f32): New.
5090 (vcmlaq_lane_f32): New.
5091 (vcmlaq_laneq_f32): New.
5092 (vcmla_rot90_f32): New.
5093 (vcmlaq_rot90_f32): New.
5094 (vcmlaq_rot90_f64): New.
5095 (vcmla_rot90_lane_f32): New.
5096 (vcmla_rot90_laneq_f32): New.
5097 (vcmlaq_rot90_lane_f32): New.
5098 (vcmlaq_rot90_laneq_f32): New.
5099 (vcmla_rot180_f32): New.
5100 (vcmlaq_rot180_f32): New.
5101 (vcmlaq_rot180_f64): New.
5102 (vcmla_rot180_lane_f32): New.
5103 (vcmla_rot180_laneq_f32): New.
5104 (vcmlaq_rot180_lane_f32): New.
5105 (vcmlaq_rot180_laneq_f32): New.
5106 (vcmla_rot270_f32): New.
5107 (vcmlaq_rot270_f32): New.
5108 (vcmlaq_rot270_f64): New.
5109 (vcmla_rot270_lane_f32): New.
5110 (vcmla_rot270_laneq_f32): New.
5111 (vcmlaq_rot270_lane_f32): New.
5112 (vcmlaq_rot270_laneq_f32): New.
5113 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
5114 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
5115 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
5116 (FCADD, FCMLA): New.
5118 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
5120 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5124 * config/pa/pa.c: Change "can not" to "cannot".
5125 * gimple-ssa-evrp-analyze.c: Likewise.
5126 * ipa-icf.c: Likewise.
5127 * ipa-polymorphic-call.c: Likewise.
5128 * ipa-pure-const.c: Likewise.
5129 * lra-constraints.c: Likewise.
5130 * lra-remat.c: Likewise.
5131 * reload1.c: Likewise.
5132 * reorg.c: Likewise.
5133 * tree-ssa-uninit.c: Likewise.
5135 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5139 * Makefile.in: Mechanically replace "can not" with "cannot".
5140 * alias.c: Likewise.
5141 * builtins.c: Likewise.
5142 * calls.c: Likewise.
5143 * cgraph.c: Likewise.
5144 * cgraph.h: Likewise.
5145 * cgraphclones.c: Likewise.
5146 * cgraphunit.c: Likewise.
5147 * combine-stack-adj.c: Likewise.
5148 * combine.c: Likewise.
5149 * common/config/i386/i386-common.c: Likewise.
5150 * config/aarch64/aarch64.c: Likewise.
5151 * config/alpha/sync.md: Likewise.
5152 * config/arc/arc.c: Likewise.
5153 * config/arc/predicates.md: Likewise.
5154 * config/arm/arm-c.c: Likewise.
5155 * config/arm/arm.c: Likewise.
5156 * config/arm/arm.h: Likewise.
5157 * config/arm/arm.md: Likewise.
5158 * config/arm/cortex-r4f.md: Likewise.
5159 * config/csky/csky.c: Likewise.
5160 * config/csky/csky.h: Likewise.
5161 * config/darwin-f.c: Likewise.
5162 * config/epiphany/epiphany.md: Likewise.
5163 * config/i386/i386.c: Likewise.
5164 * config/i386/sol2.h: Likewise.
5165 * config/m68k/m68k.c: Likewise.
5166 * config/mcore/mcore.h: Likewise.
5167 * config/microblaze/microblaze.md: Likewise.
5168 * config/mips/20kc.md: Likewise.
5169 * config/mips/sb1.md: Likewise.
5170 * config/nds32/nds32.c: Likewise.
5171 * config/nds32/predicates.md: Likewise.
5172 * config/pa/pa.c: Likewise.
5173 * config/rs6000/e300c2c3.md: Likewise.
5174 * config/rs6000/rs6000.c: Likewise.
5175 * config/s390/s390.h: Likewise.
5176 * config/sh/sh.c: Likewise.
5177 * config/sh/sh.md: Likewise.
5178 * config/spu/vmx2spu.h: Likewise.
5179 * cprop.c: Likewise.
5180 * dbxout.c: Likewise.
5181 * df-scan.c: Likewise.
5182 * doc/cfg.texi: Likewise.
5183 * doc/extend.texi: Likewise.
5184 * doc/fragments.texi: Likewise.
5185 * doc/gty.texi: Likewise.
5186 * doc/invoke.texi: Likewise.
5187 * doc/lto.texi: Likewise.
5188 * doc/md.texi: Likewise.
5189 * doc/objc.texi: Likewise.
5190 * doc/rtl.texi: Likewise.
5191 * doc/tm.texi: Likewise.
5193 * emit-rtl.c: Likewise.
5194 * emit-rtl.h: Likewise.
5195 * except.c: Likewise.
5196 * expmed.c: Likewise.
5198 * fold-const.c: Likewise.
5199 * genautomata.c: Likewise.
5200 * gimple-fold.c: Likewise.
5201 * hard-reg-set.h: Likewise.
5202 * ifcvt.c: Likewise.
5203 * ipa-comdats.c: Likewise.
5204 * ipa-cp.c: Likewise.
5205 * ipa-devirt.c: Likewise.
5206 * ipa-fnsummary.c: Likewise.
5207 * ipa-icf.c: Likewise.
5208 * ipa-inline-transform.c: Likewise.
5209 * ipa-inline.c: Likewise.
5210 * ipa-polymorphic-call.c: Likewise.
5211 * ipa-profile.c: Likewise.
5212 * ipa-prop.c: Likewise.
5213 * ipa-pure-const.c: Likewise.
5214 * ipa-reference.c: Likewise.
5215 * ipa-split.c: Likewise.
5216 * ipa-visibility.c: Likewise.
5218 * ira-build.c: Likewise.
5219 * ira-color.c: Likewise.
5220 * ira-conflicts.c: Likewise.
5221 * ira-costs.c: Likewise.
5222 * ira-int.h: Likewise.
5223 * ira-lives.c: Likewise.
5226 * loop-invariant.c: Likewise.
5227 * loop-unroll.c: Likewise.
5228 * lower-subreg.c: Likewise.
5229 * lra-assigns.c: Likewise.
5230 * lra-constraints.c: Likewise.
5231 * lra-eliminations.c: Likewise.
5232 * lra-lives.c: Likewise.
5233 * lra-remat.c: Likewise.
5234 * lra-spills.c: Likewise.
5236 * lto-cgraph.c: Likewise.
5237 * lto-streamer-out.c: Likewise.
5238 * postreload-gcse.c: Likewise.
5239 * predict.c: Likewise.
5240 * profile-count.h: Likewise.
5241 * profile.c: Likewise.
5242 * recog.c: Likewise.
5244 * reload.c: Likewise.
5245 * reload1.c: Likewise.
5246 * reorg.c: Likewise.
5247 * resource.c: Likewise.
5248 * rtl.def: Likewise.
5250 * rtlanal.c: Likewise.
5251 * sched-deps.c: Likewise.
5252 * sched-ebb.c: Likewise.
5253 * sched-rgn.c: Likewise.
5254 * sel-sched-ir.c: Likewise.
5255 * sel-sched.c: Likewise.
5256 * shrink-wrap.c: Likewise.
5257 * simplify-rtx.c: Likewise.
5258 * symtab.c: Likewise.
5259 * target.def: Likewise.
5260 * toplev.c: Likewise.
5261 * tree-call-cdce.c: Likewise.
5262 * tree-cfg.c: Likewise.
5263 * tree-complex.c: Likewise.
5264 * tree-core.h: Likewise.
5265 * tree-eh.c: Likewise.
5266 * tree-inline.c: Likewise.
5267 * tree-loop-distribution.c: Likewise.
5268 * tree-nrv.c: Likewise.
5269 * tree-profile.c: Likewise.
5270 * tree-sra.c: Likewise.
5271 * tree-ssa-alias.c: Likewise.
5272 * tree-ssa-dce.c: Likewise.
5273 * tree-ssa-dom.c: Likewise.
5274 * tree-ssa-forwprop.c: Likewise.
5275 * tree-ssa-loop-im.c: Likewise.
5276 * tree-ssa-loop-ivcanon.c: Likewise.
5277 * tree-ssa-loop-ivopts.c: Likewise.
5278 * tree-ssa-loop-niter.c: Likewise.
5279 * tree-ssa-phionlycprop.c: Likewise.
5280 * tree-ssa-phiopt.c: Likewise.
5281 * tree-ssa-propagate.c: Likewise.
5282 * tree-ssa-threadedge.c: Likewise.
5283 * tree-ssa-threadupdate.c: Likewise.
5284 * tree-ssa-uninit.c: Likewise.
5285 * tree-ssanames.c: Likewise.
5286 * tree-streamer-out.c: Likewise.
5289 * vr-values.c: Likewise.
5291 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
5293 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
5294 (ix86_split_xorsign): Ditto.
5295 * config/i386/i386.c (ix86_expand_xorsign): New function.
5296 (ix86_split_xorsign): Ditto.
5297 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
5298 (xorsign<mode>3): New expander.
5299 (xorsign<mode>3_1): New insn_and_split pattern.
5300 * config/i386/sse.md (xorsign<mode>3): New expander.
5302 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5304 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
5305 (*tablejump_sp64): Likewise.
5306 (*tablejump<P:mode>): ...this.
5307 (*call_address_sp32): Merge into...
5308 (*call_address_sp64): Likewise.
5309 (*call_address<P:mode>): ...this.
5310 (*call_symbolic_sp32): Merge into...
5311 (*call_symbolic_sp64): Likewise.
5312 (*call_symbolic<P:mode>): ...this.
5313 (call_value): Remove constraint and add predicate.
5314 (*call_value_address_sp32): Merge into...
5315 (*call_value_address_sp64): Likewise.
5316 (*call_value_address<P:mode>): ...this.
5317 (*call_value_symbolic_sp32): Merge into...
5318 (*call_value_symbolic_sp64): Likewise.
5319 (*call_value_symbolic<P:mode>): ...this.
5320 (*sibcall_symbolic_sp32): Merge into...
5321 (*sibcall_symbolic_sp64): Likewise.
5322 (*sibcall_symbolic<P:mode>): ...this.
5323 (sibcall_value): Remove constraint and add predicate.
5324 (*sibcall_value_symbolic_sp32): Merge into...
5325 (*sibcall_value_symbolic_sp64): Likewise.
5326 (*sibcall_value_symbolic<P:mode>): ...this.
5327 (window_save): Minor tweak.
5328 (*branch_sp32): Merge into...
5329 (*branch_sp64): Likewise.
5330 (*branch<P:mode>): ...this.
5332 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5333 James Clarke <jrtc27@jrtc27.com>
5336 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
5337 consistently in TLS address generation and adjust code to the renaming
5338 of patterns. Mark calls to __tls_get_addr as const.
5339 * config/sparc/sparc.md (tgd_hi22): Turn into...
5340 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
5341 (tgd_lo10): Turn into...
5342 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
5343 (tgd_add32): Merge into...
5344 (tgd_add64): Likewise.
5345 (tgd_add<P:mode>): ...this and use Pmode throughout.
5346 (tldm_hi22): Turn into...
5347 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
5348 (tldm_lo10): Turn into...
5349 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
5350 (tldm_add32): Merge into...
5351 (tldm_add64): Likewise.
5352 (tldm_add<P:mode>): ...this and use Pmode throughout.
5353 (tldm_call32): Merge into...
5354 (tldm_call64): Likewise.
5355 (tldm_call<P:mode>): ...this and use Pmode throughout.
5356 (tldo_hix22): Turn into...
5357 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
5358 (tldo_lox10): Turn into...
5359 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
5360 (tldo_add32): Merge into...
5361 (tldo_add64): Likewise.
5362 (tldo_add<P:mode>): ...this and use Pmode throughout.
5363 (tie_hi22): Turn into...
5364 (tie_hi22<P:mode>): ...this and use Pmode throughout.
5365 (tie_lo10): Turn into...
5366 (tie_lo10<P:mode>): ...this and use Pmode throughout.
5367 (tie_ld64): Use DImode throughout.
5368 (tie_add32): Merge into...
5369 (tie_add64): Likewise.
5370 (tie_add<P:mode>): ...this and use Pmode throughout.
5371 (tle_hix22_sp32): Merge into...
5372 (tle_hix22_sp64): Likewise.
5373 (tle_hix22<P:mode>): ...this and use Pmode throughout.
5374 (tle_lox22_sp32): Merge into...
5375 (tle_lox22_sp64): Likewise.
5376 (tle_lox22<P:mode>): ...this and use Pmode throughout.
5377 (*tldo_ldub_sp32): Merge into...
5378 (*tldo_ldub_sp64): Likewise.
5379 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
5380 (*tldo_ldub1_sp32): Merge into...
5381 (*tldo_ldub1_sp64): Likewise.
5382 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
5383 (*tldo_ldub2_sp32): Merge into...
5384 (*tldo_ldub2_sp64): Likewise.
5385 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
5386 (*tldo_ldsb1_sp32): Merge into...
5387 (*tldo_ldsb1_sp64): Likewise.
5388 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
5389 (*tldo_ldsb2_sp32): Merge into...
5390 (*tldo_ldsb2_sp64): Likewise.
5391 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
5392 (*tldo_ldub3_sp64): Use DImode throughout.
5393 (*tldo_ldsb3_sp64): Likewise.
5394 (*tldo_lduh_sp32): Merge into...
5395 (*tldo_lduh_sp64): Likewise.
5396 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
5397 (*tldo_lduh1_sp32): Merge into...
5398 (*tldo_lduh1_sp64): Likewise.
5399 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
5400 (*tldo_ldsh1_sp32): Merge into...
5401 (*tldo_ldsh1_sp64): Likewise.
5402 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
5403 (*tldo_lduh2_sp64): Use DImode throughout.
5404 (*tldo_ldsh2_sp64): Likewise.
5405 (*tldo_lduw_sp32): Merge into...
5406 (*tldo_lduw_sp64): Likewise.
5407 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
5408 (*tldo_lduw1_sp64): Use DImode throughout.
5409 (*tldo_ldsw1_sp64): Likewise.
5410 (*tldo_ldx_sp64): Likewise.
5411 (*tldo_stb_sp32): Merge into...
5412 (*tldo_stb_sp64): Likewise.
5413 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
5414 (*tldo_sth_sp32): Merge into...
5415 (*tldo_sth_sp64): Likewise.
5416 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
5417 (*tldo_stw_sp32): Merge into...
5418 (*tldo_stw_sp64): Likewise.
5419 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
5420 (*tldo_stx_sp64): Use DImode throughout.
5422 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5424 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
5425 check configure option to set BTI and Return Address Signing.
5426 * configure.ac: Add --enable-standard-branch-protection and
5427 --disable-standard-branch-protection.
5428 * configure: Regenerated.
5429 * doc/install.texi: Document the same.
5431 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5432 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5434 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
5435 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
5436 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
5438 * config/aarch64/aarch64-bti-insert.c: New file.
5439 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
5441 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
5443 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
5444 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
5445 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
5446 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
5448 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5450 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
5451 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
5452 Disable bti for -mbranch-protection=none.
5453 (aarch64_handle_standard_branch_protection): Enable bti for
5454 -mbranch-protection=standard.
5455 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
5456 -mbranch-protection.
5457 (aarch64_bti_enabled): Check if bti is enabled.
5458 * config/aarch64/aarch64.opt: Declare target variable.
5459 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
5461 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5463 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
5464 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
5465 (aarch64_expand_epilogue): Likewise.
5466 (aarch64_output_mi_thunk): Likewise
5467 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
5468 TAILCALL_ADDR_REGS to x16 and x17.
5469 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
5471 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5473 * config/aarch64/aarch64-option-extensions.def: Define
5474 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
5475 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
5476 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
5477 (AARCH64_FL_PREDRES): New.
5478 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
5479 AARCH64_FL_PREDRES by default.
5480 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
5482 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5484 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
5486 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
5487 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
5488 * doc/invoke.texi: Document ARMv8.5-A.
5490 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
5492 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
5493 (xorsign<mode>3): Likewise.
5495 2019-01-09 Jelinek <jakub@redhat.com>
5498 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
5499 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
5501 PR rtl-optimization/88331
5502 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
5503 not currently_expanding_to_rtl.
5505 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5507 * doc/invoke.texi (-Os): Remove trailing spaces.
5508 (-finline-functions): Remove reference to -O2.
5510 2019-01-08 Jakub Jelinek <jakub@redhat.com>
5512 PR rtl-optimization/79593
5513 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
5515 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
5516 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
5518 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
5521 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
5525 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
5526 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
5528 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
5531 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
5532 ix86_avx_u128_mode_entry.
5534 2019-01-08 Martin Liska <mliska@suse.cz>
5536 PR tree-optimization/88753
5537 * tree-switch-conversion.c (switch_conversion::build_one_array):
5538 Come up with local variable constructor. Convert first to
5539 type of constructor values.
5541 2019-01-08 Richard Biener <rguenther@suse.de>
5543 PR tree-optimization/86554
5544 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
5545 rpo_avail): Move earlier.
5546 (visit_nary_op): When value-numbering to expressions
5547 with different overflow behavior make sure there's an
5548 available expression on the path.
5550 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
5552 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
5553 aarch64_parse_branch_protection,
5554 struct aarch64_branch_protect_type,
5555 aarch64_handle_no_branch_protection,
5556 aarch64_handle_standard_branch_protection,
5557 aarch64_validate_mbranch_protection,
5558 aarch64_handle_pac_ret_protection,
5559 aarch64_handle_attr_branch_protection,
5560 accepted_branch_protection_string,
5561 aarch64_pac_ret_subtypes,
5562 aarch64_branch_protect_types,
5563 aarch64_handle_pac_ret_leaf): Define.
5564 (aarch64_override_options_after_change_1, aarch64_override_options):
5565 Add check for accepted_branch_protection_string.
5566 (aarch64_option_save): Save accepted_branch_protection_string.
5567 (aarch64_option_restore): Save accepted_branch_protection_string.
5568 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
5569 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
5570 msign-return-address.
5571 * doc/invoke.texi: Add mbranch-protection.
5573 2019-01-08 Alan Modra <amodra@gmail.com>
5576 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
5577 Delete "unknownp" parameter. Adjust callers. Handle
5578 CONST_INT, PLUS, MINUS, and MULT.
5579 (attr_value_aligned): Renamed from or_attr_value.
5580 (min_attr_value): Return INT_MIN for unhandled rtl case..
5581 (min_fn): ..and translate to INT_MAX here.
5582 (write_length_unit_log): Modify to cope without "unknown".
5583 (write_attr_value): Handle IF_THEN_ELSE.
5585 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5587 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
5588 optimization for masked stores.
5590 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5593 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
5594 output vector directly to duplicate_and_interleave instead of
5595 going through a temporary. Postpone insertion of ctor_seq to
5596 the end of the loop.
5598 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
5601 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
5602 unsigned_p. Handle signed and unsigned overflow correction as
5604 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
5606 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
5608 (add<mode>3_compareV_imm): Make this callable for expanding.
5609 (subv<GPI:mode>4): Use register_operand for operand 1. Use
5610 aarch64_plus_operand for operand 2.
5611 (subv<GPI:mode>_insn): New insn pattern.
5612 (subv<GPI:mode>_imm): Likewise.
5613 (negv<GPI:mode>3): New expand pattern.
5614 (negv<GPI:mode>_insn): New insn pattern.
5615 (negv<GPI:mode>_cmp_only): Likewise.
5616 (cmpv<GPI:mode>_insn): Likewise.
5617 (subvti4): Use register_operand for operand 1. Update call to
5618 aarch64_expand_subvti.
5619 (usubvti4): Likewise.
5620 (negvti3): New expand pattern.
5621 (negdi_carryout): New insn pattern.
5622 (negvdi_carryinV): New insn pattern.
5623 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
5624 version the named version.
5625 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
5627 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
5629 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
5631 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
5632 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
5633 (sub<mode>3_carryinCV): Delete.
5634 (sub<GPI:mode>3_carryinV): New expand pattern.
5635 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
5637 2019-01-07 Richard Biener <rguenther@suse.de>
5639 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
5640 of tree_operand_hash.
5642 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5644 PR tree-optimization/88598
5645 * tree.h (single_nonzero_element): Declare.
5646 * tree.c (single_nonzero_element): New function.
5647 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
5648 if I is the only nonzero element of CST.
5650 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5652 PR tree-optimization/88598
5653 * tree.h (initializer_each_zero_or_onep): Declare.
5654 * tree.c (initializer_each_zero_or_onep): New function.
5655 (signed_or_unsigned_type_for): Handle float types too.
5656 (unsigned_type_for, signed_type_for): Update comments accordingly.
5657 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
5658 x & { 0 or -1, 0 or -1, ... }.
5660 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
5662 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
5663 with x86_64-pc-linux-gnu.
5665 2019-01-07 Tom de Vries <tdevries@suse.de>
5668 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
5670 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
5673 2019-01-07 Jakub Jelinek <jakub@redhat.com>
5675 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
5676 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
5677 TARGET_AVX512F as condition.
5680 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
5681 const_not_ok_for_debug_p target hook.
5682 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
5683 on UNSPEC and subexpressions thereof if all subexpressions of the
5684 UNSPEC are CONSTANT_P.
5686 PR tree-optimization/88676
5687 * tree-ssa-phiopt.c (two_value_replacement): New function.
5688 (tree_ssa_phiopt_worker): Call it.
5691 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
5692 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
5695 * tree-vect-generic.c: Include insn-config.h and recog.h.
5696 (expand_vector_piecewise): Add defaulted ret_type argument,
5697 if non-NULL, use that in preference to type for the result type.
5698 (expand_vector_parallel): Formatting fix.
5699 (do_vec_conversion, do_vec_narrowing_conversion,
5700 expand_vector_conversion): New functions.
5701 (expand_vector_operations_1): Call expand_vector_conversion
5702 for VEC_CONVERT ifn calls.
5703 * internal-fn.def (VEC_CONVERT): New internal function.
5704 * internal-fn.c (expand_VEC_CONVERT): New function.
5705 * fold-const-call.c (fold_const_vec_convert): New function.
5706 (fold_const_call): Use it for CFN_VEC_CONVERT.
5707 * doc/extend.texi (__builtin_convertvector): Document.
5709 2019-01-07 Tom de Vries <tdevries@suse.de>
5711 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
5712 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
5713 vector_red_partition, vector_red_sym): New global variables.
5714 (nvptx_option_override): Initialize vector_red_sym.
5715 (nvptx_declare_function_name): Restore red_partition register.
5716 (nvptx_file_end): Emit code to declare the vector reduction variables.
5717 (nvptx_output_red_partition): New function.
5718 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
5719 large vector reductions.
5720 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
5721 (nvptx_init_builtins): Add VECTOR_ADDR.
5722 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
5723 Handle nvptx_expand_shared_addr.
5724 (nvptx_get_shared_red_addr): Add vector argument and handle large
5726 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
5728 (nvptx_goacc_reduction_init): Likewise.
5729 (nvptx_goacc_reduction_fini): Likewise.
5730 (nvptx_goacc_reduction_teardown): Likewise.
5731 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
5732 init,fini,teardown}.
5733 (nvptx_init_axis_predicate): Initialize vector_red_partition.
5734 (nvptx_set_current_function): Init vector_red_partition.
5735 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
5736 (nvptx_red_partition): New insn.
5737 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
5739 2019-01-07 Tom de Vries <tdevries@suse.de>
5742 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
5745 2019-01-07 Tom de Vries <tdevries@suse.de>
5747 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
5748 (nvptx_option_override): Init oacc_bcast_partition.
5749 (nvptx_init_oacc_workers): New function.
5750 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
5751 (nvptx_needs_shared_bcast): New function.
5752 (nvptx_find_par): Generalize to enable vectors to use shared-memory
5754 (nvptx_shared_propagate): Initialize vector bcast partition and
5755 synchronization state.
5756 (nvptx_single): Generalize to enable vectors to use shared-memory
5758 (nvptx_process_pars): Likewise.
5759 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
5760 * config/nvptx/nvptx.h (struct machine_function): Add
5761 bcast_partition and sync_bar members.
5763 2019-01-07 Tom de Vries <tdevries@suse.de>
5765 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
5766 (nvptx_apply_dim_limits): New function.
5767 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
5770 2019-01-07 Tom de Vries <tdevries@suse.de>
5772 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
5773 as late as possible.
5775 2019-01-07 Tom de Vries <tdevries@suse.de>
5777 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
5778 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
5779 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
5780 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
5781 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
5783 2019-01-07 Tom de Vries <tdevries@suse.de>
5785 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
5787 2019-01-07 Tom de Vries <tdevries@suse.de>
5789 * omp-offload.c (oacc_get_min_dim): New function.
5790 * omp-offload.h (oacc_get_min_dim): Declare.
5792 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
5795 * config/i386/i386.c (function_value_ms_64): Return small sturct in
5796 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
5798 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5802 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
5804 * ipa-inline.c (edge_badness): Use inlined_time instead of
5805 inline_summaries->get.
5807 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5809 * opts.c (enable_fdo_optimizations): Enable
5810 version-loops-for-strides, loop-interchange, unrol-and-jam
5811 and tree-loop-distribution.
5812 * invoke.texi: Document newly enabled options.
5814 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5816 * doc/invoke.texi (max-inline-insns-small): New parameters.
5817 * ipa-inline.c (want_early_inline_function_p): simplify.
5818 (want_inline_small_function_p): Fix pasto from previous patch;
5819 use max-inline-insns-small bound.
5820 * params.def (max-inline-insns-small): New param.
5821 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
5822 variables correctly.
5824 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5826 * doc/invoke.texi: Document max-inline-insns-size,
5827 uninlined-function-insns, uninlined-function-time,
5828 uninlined-thunk-insns and uninlined-thunk-time.
5829 * params.def: Add max-inline-insns-size,
5830 uninlined-function-insns, uninlined-function-time,
5831 uninlined-thunk-insns and uninlined-thunk-time.
5832 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
5834 * ipa-inline.c (can_inline_edge_by_limits_p,
5835 want_inline_small_function_p): Use new parameters.
5837 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5839 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
5841 2019-01-05 Jakub Jelinek <jakub@redhat.com>
5845 * expr.c (expand_assignment): For calls returning VLA structures
5846 if to_rtx is not a MEM, force it into a stack temporary.
5849 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
5850 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
5851 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
5852 subexpressions of both operands.
5853 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
5854 subrtxes are CONSTANT_P.
5855 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
5858 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
5860 * params.def (hot-bb-count-ws-permille): Set to 990.
5862 2019-01-04 Martin Sebor <msebor@redhat.com>
5865 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
5868 2019-01-04 Martin Sebor <msebor@redhat.com>
5871 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
5873 2019-01-04 Jakub Jelinek <jakub@redhat.com>
5875 * gdbinit.in: Turn off pagination for the skip commands, restore
5876 it to previous state afterwards.
5878 2019-01-04 Jakub Jelinek <jakub@redhat.com>
5881 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
5882 of GET_MODE (opN) as modes of the libcall arguments.
5884 2019-01-04 Jan Beulich <jbeulich@suse.com>
5886 * config/i386/sse.md
5887 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
5888 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
5889 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
5890 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
5891 avx512f_vmcmp<mode>3<round_saeonly_name>,
5892 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
5893 avx512f_maskcmp<mode>3,
5894 <avx512>_cvt<ssemodesuffix>2mask<mode>,
5895 <avx512>_cvt<ssemodesuffix>2mask<mode>,
5896 *<avx512>_cvtmask2<ssemodesuffix><mode>,
5897 *<avx512>_cvtmask2<ssemodesuffix><mode>,
5898 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
5899 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
5900 <avx512>_gt<mode>3<mask_scalar_merge_name>,
5901 <avx512>_gt<mode>3<mask_scalar_merge_name>,
5902 <avx512>_testm<mode>3<mask_scalar_merge_name>,
5903 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
5904 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
5905 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
5906 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
5907 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
5908 avx512cd_maskb_vec_dup<mode>,
5909 avx512cd_maskw_vec_dup<mode>,
5910 avx512dq_fpclass<mode><mask_scalar_merge_name>,
5911 avx512dq_vmfpclass<mode>,
5912 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
5915 2019-01-03 Martin Sebor <msebor@redhat.com>
5917 PR tree-optimization/88659
5918 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
5920 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
5922 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
5923 unaligned vsx and avoid lxvd2x/stxvd2x.
5924 (gen_lvx_v4si_move): New function.
5926 2019-01-03 Tom de Vries <tdevries@suse.de>
5928 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
5929 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
5931 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
5933 2019-01-03 Tom de Vries <tdevries@suse.de>
5935 * config/nvptx/nvptx.c (struct offload_attrs): New.
5936 (populate_offload_attrs): New function. Factor mask extraction out of
5937 nvptx_reorg. Add extraction of dimensions.
5938 (nvptx_reorg): Use populate_offload_attrs.
5940 2019-01-03 Tom de Vries <tdevries@suse.de>
5942 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
5943 cases for oacc_min_dims_p and routine_p. Add asserts for
5944 oacc_default_dims_p and offload_region_p.
5946 2019-01-03 Tom de Vries <tdevries@suse.de>
5948 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
5950 (nvptx_goacc_validate_dims): ... here.
5952 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
5954 PR tree-optimization/85574
5955 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
5957 (struct ssa_equip_hash_traits): Declare.
5958 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
5960 2019-01-03 Jakub Jelinek <jakub@redhat.com>
5963 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
5964 change it to qualified_type.
5966 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
5968 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
5969 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
5971 2019-01-02 Martin Sebor <msebor@redhat.com>
5972 Jeff Law <law@redhat.com>
5974 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
5975 (get_range_strlen_tree): Update appropriately.
5977 * gimple-fold.h (get_range_strlen): Drop unused last argument.
5979 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
5980 rather than set_range_info.
5981 * tree-ssa-strlen.c (set_strlen_range): Extracted from
5982 maybe_set_strlen_range. Handle potentially boundary crossing
5983 cases more conservatively.
5984 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
5985 Call set_strlen_range.
5986 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
5989 * gimple-fold.c (get_range_strlen): Update prototype to no longer
5990 need the flexp argument.
5991 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
5992 from calls to get_range_strlen. Update comments. Just update
5993 VAL for an unterminated const char array and let the reset of the
5994 code handle it normally. No longer try to set *flexp. Adjust
5996 (get_range_strlen): Update for the new get_range_strlen API.
5997 (get_maxval_strlen): Similarly.
5998 (gimple_fold_builtin_strlen): Handle update meaning of return value
5999 from get_range_strlen.
6000 * gimple-ssa-sprintf.c (get_string_length): Update for the new
6001 get_range_strlen API.
6003 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
6006 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
6007 false at WPA time when body was removed.
6009 2019-01-02 Martin Liska <mliska@suse.cz>
6011 PR tree-optimization/88650
6012 * predict.c (set_even_probabilities): Calculate probability
6013 remainer only when really used.
6015 2019-01-02 Richard Biener <rguenther@suse.de>
6018 * tree-data-ref.c (analyze_subscript_affine_affine): Use
6019 widest_ints when mangling max_stmt_execution results.
6021 2019-01-02 Richard Biener <rguenther@suse.de>
6023 PR tree-optimization/88621
6024 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
6025 bitfields when canoncalizing.
6027 2019-01-02 Richard Biener <rguenther@suse.de>
6030 * config/i386/x86-tune-costs.h (intel_cost): Adjust
6031 cost of cheap SSE instruction.
6033 2019-01-02 Richard Biener <rguenther@suse.de>
6036 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
6037 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
6039 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
6040 set after UIDs before splitting them.
6042 2019-01-01 Martin Sebor <msebor@redhat.com>
6043 Jeff Law <law@redhat.com>
6045 * gimple-fold.c (get_range_strlen_tree): Record if the computed
6046 length is optimistic. If it is, then arrange to compute the
6047 conservative length as well.
6049 * gimple-fold.h (get_range_strlen): Update prototype.
6050 * builtins.c (check_access): Update call to get_range_strlen to use
6051 c_strlen_data pointer. Change various variable accesses to instead
6052 pull data from the c_strlen_data structure.
6053 (check_strncat_sizes, expand_builtin_strncat): Likewise.
6054 * calls.c (maybe_warn_nonstring_arg): Likewise.
6055 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
6056 minimum length if maximum lengh is unknown.
6057 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
6058 that used c_strlen, it's no longer needed. Restructure slightly.
6059 (format_string): Set unlikely range appropriately.
6060 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
6062 (get_range_strlen): Accept c_strlen_data pointer for external
6063 call sites as well. Pass through to call to internal get_range_strlen.
6064 Adjust minlen, maxlen and maxbound as needed.
6065 (get_maxval_strlen): Update comments.
6066 (gimple_fold_builtin_strlen): Update call to get_range_strlen
6067 to use c_strlen_data pointer. Change variable accesses to instead
6068 use c_strlen_data data members.
6070 * gimple-fold.c (get_range_strlen): Update prototype.
6071 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
6072 local variables. Use pdata to return information to caller.
6073 Update calls to get_range_strlen. Update pdata->maxbound.
6074 (get_range_strlen -- static version): Similarly.
6075 (get_range_strlen -- extern version): Update for internal
6076 get_range_strlen API change. Convert to external data format.
6077 (get_maxval_strlen): Similarly.
6079 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
6081 * coverage.c (get_coverage_counts): Use current_function_decl.
6082 * profile.c (read_thunk_profile): New function.
6083 (branch_prob): Add THUNK parameter.
6084 * tree-profile.c (tree_profiling): Handle thunks.
6085 * value-prof.c (init_node_map): Handle thunks.
6086 * value-prof.h (branch_prob): Upate prototype.
6087 (read_thunk_profile): Declare.
6089 2019-01-01 Jakub Jelinek <jakub@redhat.com>
6091 Update copyright years.
6093 * gcc.c (process_command): Update copyright notice dates.
6094 * gcov-dump.c (print_version): Ditto.
6095 * gcov.c (print_version): Ditto.
6096 * gcov-tool.c (print_version): Ditto.
6097 * gengtype.c (create_file): Ditto.
6098 * doc/cpp.texi: Bump @copying's copyright year.
6099 * doc/cppinternals.texi: Ditto.
6100 * doc/gcc.texi: Ditto.
6101 * doc/gccint.texi: Ditto.
6102 * doc/gcov.texi: Ditto.
6103 * doc/install.texi: Ditto.
6104 * doc/invoke.texi: Ditto.
6106 Copyright (C) 2019 Free Software Foundation, Inc.
6108 Copying and distribution of this file, with or without modification,
6109 are permitted in any medium without royalty provided the copyright
6110 notice and this notice are preserved.