1 2020-02-21 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
3 * config/arm/arm.md: Prevent scalar shifts from being used when big
6 2020-02-21 Jan Hubicka <hubicka@ucw.cz>
7 Richard Biener <rguenther@suse.de>
9 PR tree-optimization/93586
10 * tree-ssa-alias.c (nonoverlapping_array_refs_p): Finish array walk
11 after mismatched array refs; do not sure type size information to
12 recover from unmatched referneces with !flag_strict_aliasing_p.
14 2020-02-21 Andrew Stubbs <ams@codesourcery.com>
16 * config/gcn/gcn-valu.md (gather_load<mode>): Rename to ...
17 (gather_load<mode>v64si): ... this and set operand 2 to V64SI.
18 (scatter_store<mode>): Rename to ...
19 (scatter_store<mode>v64si): ... this and set operand 1 to V64SI.
20 (scatter<mode>_exec): Delete. Move contents ...
21 (mask_scatter_store<mode>): ... here, and rename that to ...
22 (mask_gather_load<mode>v64si): ... this. Set operand 2 to V64SI.
23 Remove mode conversion.
24 (mask_gather_load<mode>): Rename to ...
25 (mask_scatter_store<mode>v64si): ... this. Set operand 1 to V64SI.
26 Remove mode conversion.
27 * config/gcn/gcn.c (gcn_expand_scaled_offsets): Remove mode conversion.
29 2020-02-21 Martin Jambor <mjambor@suse.cz>
31 PR tree-optimization/93845
32 * tree-sra.c (verify_sra_access_forest): Only test access size of
35 2020-02-21 Andrew Stubbs <ams@codesourcery.com>
37 * config/gcn/gcn.c (gcn_hard_regno_mode_ok): Align VGPR pairs.
38 * config/gcn/gcn-valu.md (addv64di3): Remove early-clobber.
39 (addv64di3_exec): Likewise.
40 (subv64di3): Likewise.
41 (subv64di3_exec): Likewise.
42 (addv64di3_zext): Likewise.
43 (addv64di3_zext_exec): Likewise.
44 (addv64di3_zext_dup): Likewise.
45 (addv64di3_zext_dup_exec): Likewise.
46 (addv64di3_zext_dup2): Likewise.
47 (addv64di3_zext_dup2_exec): Likewise.
48 (addv64di3_sext_dup2): Likewise.
49 (addv64di3_sext_dup2_exec): Likewise.
50 (<expander>v64di3): Likewise.
51 (<expander>v64di3_exec): Likewise.
52 (*<reduc_op>_dpp_shr_v64di): Likewise.
53 (*plus_carry_dpp_shr_v64di): Likewise.
54 * config/gcn/gcn.md (adddi3): Likewise.
55 (addptrdi3): Likewise.
56 (<expander>di3): Likewise.
58 2020-02-21 Andrew Stubbs <ams@codesourcery.com>
60 * config/gcn/gcn-valu.md (vec_seriesv64di): Use gen_vec_duplicatev64di.
62 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
64 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Add SVE
65 support. Use aarch64_emit_mult instead of emitting multiplication
66 instructions directly.
67 * config/aarch64/aarch64-sve.md (sqrt<mode>2, rsqrt<mode>2)
68 (@aarch64_rsqrte<mode>, @aarch64_rsqrts<mode>): New expanders.
70 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
72 * config/aarch64/aarch64.c (aarch64_emit_mult): New function.
73 (aarch64_emit_approx_div): Add SVE support. Use aarch64_emit_mult
74 instead of emitting multiplication instructions directly.
75 * config/aarch64/iterators.md (SVE_COND_FP_BINARY_OPTAB): New iterator.
76 * config/aarch64/aarch64-sve.md (div<mode>3, @aarch64_frecpe<mode>)
77 (@aarch64_frecps<mode>): New expanders.
79 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
81 * config/aarch64/aarch64-protos.h (AARCH64_APPROX_MODE): Operate
82 on and produce uint64_ts rather than ints.
83 (AARCH64_APPROX_NONE, AARCH64_APPROX_ALL): Change to uint64_ts.
84 (cpu_approx_modes): Change the fields from unsigned int to uint64_t.
86 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
88 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Don't create
89 an unused xmsk register when handling approximate rsqrt.
91 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
93 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Fix inverted
94 flag_finite_math_only condition.
96 2020-02-20 Uroš Bizjak <ubizjak@gmail.com>
99 * config/i386/mmx.md (*vec_extractv2sf_1): Match source operand
100 to destination operand for shufps alternative.
101 (*vec_extractv2si_1): Ditto.
103 2020-02-20 Peter Bergner <bergner@linux.ibm.com>
106 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Handle VSX
109 2020-02-20 Martin Liska <mliska@suse.cz>
112 * config/darwin.c (darwin_override_options): Change 64b to 64-bit mode.
114 2020-02-20 Martin Liska <mliska@suse.cz>
117 * common/config/avr/avr-common.c: Remote trailing "|".
119 2020-02-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
121 * collect2.c (maybe_run_lto_and_relink): Fix typo in
124 2020-02-19 Richard Sandiford <richard.sandiford@arm.com>
126 PR tree-optimization/93767
127 * tree-vect-data-refs.c (vect_compile_time_alias): Remove the
128 access-size bias from the offset calculations for negative strides.
130 2020-02-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
132 * collect2.c (c_file, o_file): Make const again.
133 (ldout,lderrout, dump_ld_file): Remove.
134 (tool_cleanup): Avoid calling not signal-safe functions.
135 (maybe_run_lto_and_relink): Avoid possible signal handler
136 access to unintialzed memory (lto_o_files).
137 (main): Avoid leaking temp files in $TMPDIR.
138 Initialize c_file/o_file with concat, which avoids exposing
139 uninitialized memory to signal handler, which calls unlink(!).
140 Avoid calling maybe_unlink when the main function returns,
141 since the atexit handler is already doing this.
142 * collect2.h (dump_ld_file, ldout, lderrout): Remove.
144 2020-02-19 Martin Jambor <mjambor@suse.cz>
146 PR tree-optimization/93776
147 * tree-sra.c (create_access): Do not create zero size accesses.
148 (get_access_for_expr): Do not search for zero sized accesses.
150 2020-02-19 Martin Jambor <mjambor@suse.cz>
152 PR tree-optimization/93667
153 * tree-sra.c (scalarizable_type_p): Return false if record fields
154 do not follow wach other.
156 2020-01-21 Kito Cheng <kito.cheng@sifive.com>
158 * config/riscv/riscv.c (riscv_output_move) Using fmv.x.w/fmv.w.x
159 rather than fmv.x.s/fmv.s.x.
161 2020-02-18 James Greenhalgh <james.greenhalgh@arm.com>
163 * config/aarch64/aarch64-simd-builtins.def
164 (intrinsic_vec_smult_lo_): New.
165 (intrinsic_vec_umult_lo_): Likewise.
166 (vec_widen_smult_hi_): Likewise.
167 (vec_widen_umult_hi_): Likewise.
168 * config/aarch64/aarch64-simd.md
169 (aarch64_intrinsic_vec_<su>mult_lo_<mode>): New.
170 * config/aarch64/arm_neon.h (vmull_high_s8): Use intrinsics.
171 (vmull_high_s16): Likewise.
172 (vmull_high_s32): Likewise.
173 (vmull_high_u8): Likewise.
174 (vmull_high_u16): Likewise.
175 (vmull_high_u32): Likewise.
176 (vmull_s8): Likewise.
177 (vmull_s16): Likewise.
178 (vmull_s32): Likewise.
179 (vmull_u8): Likewise.
180 (vmull_u16): Likewise.
181 (vmull_u32): Likewise.
183 2020-02-18 Martin Liska <mliska@suse.cz>
185 * value-prof.c (stream_out_histogram_value): Restore LTO PGO
186 bootstrap by missing removal of invalid sanity check.
188 2020-02-18 Martin Liska <mliska@suse.cz>
191 * ipa-icf-gimple.c (func_checker::compare_gimple_assign):
192 Always compare LHS of gimple_assign.
194 2020-02-18 Martin Liska <mliska@suse.cz>
197 * cgraph.c (cgraph_node::verify_node): Verify MALLOC attribute
198 and return type of functions.
199 * ipa-param-manipulation.c (ipa_param_adjustments::adjust_decl):
200 Drop MALLOC attribute for void functions.
201 * ipa-pure-const.c (funct_state_summary_t::duplicate): Drop
202 malloc_state for a new VOID clone.
204 2020-02-18 Martin Liska <mliska@suse.cz>
207 * common.opt: Add -fprofile-reproducibility.
208 * doc/invoke.texi: Document it.
209 * value-prof.c (dump_histogram_value):
210 Document and support behavior for counters[0]
211 being a negative value.
212 (get_nth_most_common_value): Handle negative
213 counters[0] in respect to flag_profile_reproducible.
215 2020-02-18 Jakub Jelinek <jakub@redhat.com>
218 * cgraph.c (verify_speculative_call): Use speculative_id instead of
219 speculative_uid in messages. Remove trailing whitespace from error
220 message. Use num_speculative_call_targets instead of
221 num_speculative_targets in a message.
222 (cgraph_node::verify_node): Use call_stmt instead of cal_stmt in
223 edge messages and stmt instead of cal_stmt in reference message.
225 PR tree-optimization/93780
226 * tree-ssa.c (non_rewritable_lvalue_p): Check valid_vector_subparts_p
227 before calling build_vector_type.
228 (execute_update_addresses_taken): Likewise.
231 * params.opt (-param=ipa-max-switch-predicate-bounds=): Fix help
232 typo, functoin -> function.
233 * tree.c (free_lang_data_in_decl): Fix comment typo,
234 functoin -> function.
235 * ipa-visibility.c (cgraph_externally_visible_p): Likewise.
237 2020-02-17 David Malcolm <dmalcolm@redhat.com>
239 * diagnostic.c (print_any_cwe): Don't call get_cwe_url if URLs
241 (print_option_information): Don't call get_option_url if URLs
244 2020-02-17 Alexandre Oliva <oliva@adacore.com>
246 * tree-emutls.c (new_emutls_decl, emutls_common_1): Complete
247 handling of register_common-less targets.
249 2020-02-17 Martin Liska <mliska@suse.cz>
252 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar.
254 2020-02-17 Martin Liska <mliska@suse.cz>
257 * config/rs6000/rs6000.c (rs6000_option_override_internal):
260 2020-02-17 Martin Liska <mliska@suse.cz>
263 * config/rx/elf.opt: Fix typo.
265 2020-02-17 Richard Biener <rguenther@suse.de>
268 * opts-global.c (print_ignored_options): Use inform and
271 2020-02-17 Jiufu Guo <guojiufu@linux.ibm.com>
274 * config/rs6000/rs6000.md (untyped_call): Add emit_clobber.
276 2020-02-16 Uroš Bizjak <ubizjak@gmail.com>
279 * config/i386/i386.md (atan2xf3): Swap operands 1 and 2.
280 (atan2<mode>3): Update operand order in the call to gen_atan2xf3.
282 2020-02-15 Jason Merrill <jason@redhat.com>
284 * doc/invoke.texi (C Dialect Options): Add -std=c++20.
286 2020-02-15 Jakub Jelinek <jakub@redhat.com>
288 PR tree-optimization/93744
289 * match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0,
290 A - ((A - B) & -(C cmp D)) -> (C cmp D) ? B : A,
291 A + ((B - A) & -(C cmp D)) -> (C cmp D) ? B : A): For GENERIC, make
292 sure @2 in the first and @1 in the other patterns has no side-effects.
294 2020-02-15 David Malcolm <dmalcolm@redhat.com>
295 Bernd Edlinger <bernd.edlinger@hotmail.de>
299 * config.in (DIAGNOSTICS_URLS_DEFAULT): New define.
300 * configure.ac (--with-diagnostics-urls): New configuration
301 option, based on --with-diagnostics-color.
302 (DIAGNOSTICS_URLS_DEFAULT): New define.
303 * config.h: Regenerate.
304 * configure: Regenerate.
305 * diagnostic.c (diagnostic_urls_init): Handle -1 for
306 DIAGNOSTICS_URLS_DEFAULT from configure-time
307 --with-diagnostics-urls=auto-if-env by querying for a GCC_URLS
308 and TERM_URLS environment variable.
309 * diagnostic-url.h (diagnostic_url_format): New enum type.
310 (diagnostic_urls_enabled_p): rename to...
311 (determine_url_format): ... this, and change return type.
312 * diagnostic-color.c (parse_env_vars_for_urls): New helper function.
313 (auto_enable_urls): Disable URLs on xfce4-terminal, gnome-terminal,
314 the linux console, and mingw.
315 (diagnostic_urls_enabled_p): rename to...
316 (determine_url_format): ... this, and adjust.
317 * pretty-print.h (pretty_printer::show_urls): rename to...
318 (pretty_printer::url_format): ... this, and change to enum.
319 * pretty-print.c (pretty_printer::pretty_printer,
320 pp_begin_url, pp_end_url, test_urls): Adjust.
321 * doc/install.texi (--with-diagnostics-urls): Document the new
322 configuration option.
323 (--with-diagnostics-color): Document the existing interaction
324 with GCC_COLORS better.
325 * doc/invoke.texi (-fdiagnostics-urls): Add GCC_URLS and TERM_URLS
326 vindex reference. Update description of defaults based on the above.
327 (-fdiagnostics-color): Update description of how -fdiagnostics-color
328 interacts with GCC_COLORS.
330 2020-02-14 Eric Botcazou <ebotcazou@adacore.com>
333 * config/sparc/sparc.c (eligible_for_call_delay): Test HAVE_GNU_LD in
334 conjunction with TARGET_GNU_TLS in early return.
336 2020-02-14 Alexander Monakov <amonakov@ispras.ru>
338 * rtlanal.c (rtx_cost): Handle a SET up front. Avoid division if
339 the mode is not wider than UNITS_PER_WORD.
341 2020-02-14 Martin Jambor <mjambor@suse.cz>
343 PR tree-optimization/93516
344 * tree-sra.c (propagate_subaccesses_from_rhs): Do not create
345 access of the same type as the parent.
346 (propagate_subaccesses_from_lhs): Likewise.
348 2020-02-14 Hongtao Liu <hongtao.liu@intel.com>
351 * config/i386/avx512vbmi2intrin.h
352 (_mm512_shrdi_epi16, _mm512_mask_shrdi_epi16,
353 _mm512_maskz_shrdi_epi16, _mm512_shrdi_epi32,
354 _mm512_mask_shrdi_epi32, _mm512_maskz_shrdi_epi32,
355 _m512_shrdi_epi64, _m512_mask_shrdi_epi64,
356 _m512_maskz_shrdi_epi64, _mm512_shldi_epi16,
357 _mm512_mask_shldi_epi16, _mm512_maskz_shldi_epi16,
358 _mm512_shldi_epi32, _mm512_mask_shldi_epi32,
359 _mm512_maskz_shldi_epi32, _mm512_shldi_epi64,
360 _mm512_mask_shldi_epi64, _mm512_maskz_shldi_epi64): Fix typo
361 of lacking a closing parenthesis.
362 * config/i386/avx512vbmi2vlintrin.h
363 (_mm256_shrdi_epi16, _mm256_mask_shrdi_epi16,
364 _mm256_maskz_shrdi_epi16, _mm256_shrdi_epi32,
365 _mm256_mask_shrdi_epi32, _mm256_maskz_shrdi_epi32,
366 _m256_shrdi_epi64, _m256_mask_shrdi_epi64,
367 _m256_maskz_shrdi_epi64, _mm256_shldi_epi16,
368 _mm256_mask_shldi_epi16, _mm256_maskz_shldi_epi16,
369 _mm256_shldi_epi32, _mm256_mask_shldi_epi32,
370 _mm256_maskz_shldi_epi32, _mm256_shldi_epi64,
371 _mm256_mask_shldi_epi64, _mm256_maskz_shldi_epi64,
372 _mm_shrdi_epi16, _mm_mask_shrdi_epi16,
373 _mm_maskz_shrdi_epi16, _mm_shrdi_epi32,
374 _mm_mask_shrdi_epi32, _mm_maskz_shrdi_epi32,
375 _mm_shrdi_epi64, _mm_mask_shrdi_epi64,
376 _m_maskz_shrdi_epi64, _mm_shldi_epi16,
377 _mm_mask_shldi_epi16, _mm_maskz_shldi_epi16,
378 _mm_shldi_epi32, _mm_mask_shldi_epi32,
379 _mm_maskz_shldi_epi32, _mm_shldi_epi64,
380 _mm_mask_shldi_epi64, _mm_maskz_shldi_epi64): Ditto.
382 2020-02-13 H.J. Lu <hongjiu.lu@intel.com>
385 * config/i386/i386.c (ix86_trampoline_init): Skip ENDBR32 at
386 the target function entry.
388 2020-02-13 Claudiu Zissulescu <claziss@synopsys.com>
390 * common/config/arc/arc-common.c (arc_option_optimization_table):
391 Disable if-conversion step when optimized for size.
393 2020-02-13 Claudiu Zissulescu <claziss@synopsys.com>
395 * config/arc/arc.c (arc_conditional_register_usage): R0-R3 and
396 R12-R15 are always in ARCOMPACT16_REGS register class.
397 * config/arc/arc.opt (mq-class): Deprecate.
398 * config/arc/constraint.md ("q"): Remove dependency on mq-class
400 * doc/invoke.texi (mq-class): Update text.
401 * common/config/arc/arc-common.c (arc_option_optimization_table):
404 2020-02-13 Claudiu Zissulescu <claziss@synopsys.com>
406 * config/arc/arc.c (arc_insn_cost): New function.
407 (TARGET_INSN_COST): Define.
408 * config/arc/arc.md (cost): New attribute.
409 (add_n): Use arc_nonmemory_operand.
410 (ashlsi3_insn): Likewise, also update constraints.
411 (ashrsi3_insn): Likewise.
413 (add_shift): Likewise.
414 * config/arc/predicates.md (arc_nonmemory_operand): New predicate.
416 2020-02-13 Claudiu Zissulescu <claziss@synopsys.com>
418 * config/arc/arc.md (mulsidi_600): Correctly select mlo/mhi
420 (umulsidi_600): Likewise.
422 2020-02-13 Jakub Jelinek <jakub@redhat.com>
425 * config/i386/avx512bitalgintrin.h (_mm512_mask_popcnt_epi8,
426 _mm512_mask_popcnt_epi16, _mm256_mask_popcnt_epi8,
427 _mm256_mask_popcnt_epi16, _mm_mask_popcnt_epi8,
428 _mm_mask_popcnt_epi16): Rename __B argument to __A and __A to __W,
429 pass __A to the builtin followed by __W instead of __A followed by
431 * config/i386/avx512vpopcntdqintrin.h (_mm512_mask_popcnt_epi32,
432 _mm512_mask_popcnt_epi64): Likewise.
433 * config/i386/avx512vpopcntdqvlintrin.h (_mm_mask_popcnt_epi32,
434 _mm256_mask_popcnt_epi32, _mm_mask_popcnt_epi64,
435 _mm256_mask_popcnt_epi64): Likewise.
437 PR tree-optimization/93582
438 * fold-const.h (shift_bytes_in_array_left,
439 shift_bytes_in_array_right): Declare.
440 * fold-const.c (shift_bytes_in_array_left,
441 shift_bytes_in_array_right): New function, moved from
442 gimple-ssa-store-merging.c, no longer static.
443 * gimple-ssa-store-merging.c (shift_bytes_in_array): Move
444 to gimple-ssa-store-merging.c and rename to shift_bytes_in_array_left.
445 (shift_bytes_in_array_right): Move to gimple-ssa-store-merging.c.
446 (encode_tree_to_bitpos): Use shift_bytes_in_array_left instead of
447 shift_bytes_in_array.
448 (verify_shift_bytes_in_array): Rename to ...
449 (verify_shift_bytes_in_array_left): ... this. Use
450 shift_bytes_in_array_left instead of shift_bytes_in_array.
451 (store_merging_c_tests): Call verify_shift_bytes_in_array_left
452 instead of verify_shift_bytes_in_array.
453 * tree-ssa-sccvn.c (vn_reference_lookup_3): For native_encode_expr
454 / native_interpret_expr where the store covers all needed bits,
455 punt on PDP-endian, otherwise allow all involved offsets and sizes
456 not to be byte-aligned.
459 * config/i386/sse.md (k<code><mode>): Drop mode from last operand and
460 use const_0_to_255_operand predicate instead of immediate_operand.
461 (avx512dq_fpclass<mode><mask_scalar_merge_name>,
462 avx512dq_vmfpclass<mode><mask_scalar_merge_name>,
463 vgf2p8affineinvqb_<mode><mask_name>,
464 vgf2p8affineqb_<mode><mask_name>): Drop mode from
465 const_0_to_255_operand predicated operands.
467 2020-02-12 Jeff Law <law@redhat.com>
469 * config/h8300/h8300.md (comparison shortening peepholes): Use
470 a mode iterator to merge the HImode and SImode peepholes.
472 2020-02-12 Jakub Jelinek <jakub@redhat.com>
475 * real.c (is_even): Make static. Function comment fix.
476 (is_halfway_below): Make static, don't assert R is not inf/nan,
477 instead return false for those. Small formatting fixes.
479 2020-02-12 Martin Sebor <msebor@redhat.com>
482 * tree-ssa-strlen.c (handle_builtin_stxncpy): Rename...
483 (handle_builtin_stxncpy_strncat): ...to this. Change first argument.
484 Issue only -Wstringop-overflow strncat, never -Wstringop-truncation.
485 (strlen_check_and_optimize_call): Adjust callee name.
487 2020-02-12 Jeff Law <law@redhat.com>
489 * config/h8300/h8300.md (comparison shortening peepholes): Drop
490 (and (xor)) variant. Combine other two into single peephole.
492 2020-02-12 Wilco Dijkstra <wdijkstr@arm.com>
494 PR rtl-optimization/93565
495 * config/aarch64/aarch64.c (aarch64_rtx_costs): Add CTZ costs.
497 2020-02-12 Wilco Dijkstra <wdijkstr@arm.com>
499 * config/aarch64/aarch64-simd.md
500 (aarch64_zero_extend<GPI:mode>_reduc_plus_<VDQV_E:mode>): New pattern.
501 * config/aarch64/aarch64.md (popcount<mode>2): Use it instead of
502 generating separate ADDV and zero_extend patterns.
503 * config/aarch64/iterators.md (VDQV_E): New iterator.
505 2020-02-12 Jeff Law <law@redhat.com>
507 * config/h8300/h8300.md (cpymemsi, movmd): Remove dead patterns,
508 expanders, splits, etc.
509 (movmd_internal_<mode>, movmd splitter, movstr, movsd): Likewise.
510 (stpcpy_internal_<mode>, stpcpy splitter): Likewise.
511 (peepholes to convert QI/HI mode pushes to SI mode pushes): Likewise.
512 * config/h8300/h8300.c (h8300_swap_into_er6): Remove unused function.
513 (h8300_swap_out_of_er6, h8sx_emit_movmd): Likewise
514 * config/h8300/h8300-protos.h (h8300_swap_into_er6): Remove unused
516 (h8300_swap_out_of_er6, h8sx_emit_movmd): Likewise.
518 2020-02-12 Jakub Jelinek <jakub@redhat.com>
521 * config/i386/sse.md (VI48F_256_DQ): New mode iterator.
522 (avx512vl_vextractf128<mode>): Use it instead of VI48F_256. Remove
523 TARGET_AVX512DQ from condition.
524 (vec_extract_lo_<mode><mask_name>): Use <mask_avx512dq_condition>
525 instead of <mask_mode512bit_condition> in condition. If
526 TARGET_AVX512DQ is false, emit vextract*64x4 instead of
528 (vec_extract_lo_<mode><mask_name>): Drop <mask_avx512dq_condition>
531 2020-02-12 Kewen Lin <linkw@gcc.gnu.org>
534 * ira.c (combine_and_move_insns): Skip multiple_sets def_insn.
536 2020-02-12 Segher Boessenkool <segher@kernel.crashing.org>
538 * config/rs6000/rs6000.c (rs6000_debug_print_mode): Don't use sizeof
539 where strlen is more legible.
540 (rs6000_builtin_vectorized_libmass): Ditto.
541 (rs6000_print_options_internal): Ditto.
543 2020-02-11 Martin Sebor <msebor@redhat.com>
545 PR tree-optimization/93683
546 * tree-ssa-alias.c (stmt_kills_ref_p): Avoid using LHS when not set.
548 2020-02-11 Michael Meissner <meissner@linux.ibm.com>
550 * config/rs6000/predicates.md (cint34_operand): Rename the
551 -mprefixed-addr option to be -mprefixed.
552 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Rename
553 the -mprefixed-addr option to be -mprefixed.
554 (OTHER_FUTURE_MASKS): Likewise.
555 (POWERPC_MASKS): Likewise.
556 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
557 the -mprefixed-addr option to be -mprefixed. Change error
558 messages to refer to -mprefixed.
559 (num_insns_constant_gpr): Rename the -mprefixed-addr option to be
561 (rs6000_legitimate_offset_address_p): Likewise.
562 (rs6000_mode_dependent_address): Likewise.
563 (rs6000_opt_masks): Change the spelling of "-mprefixed-addr" to be
564 "-mprefixed" for target attributes and pragmas.
565 (address_to_insn_form): Rename the -mprefixed-addr option to be
567 (rs6000_adjust_insn_length): Likewise.
568 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Rename the
569 -mprefixed-addr option to be -mprefixed.
570 (ASM_OUTPUT_OPCODE): Likewise.
571 * config/rs6000/rs6000.md (prefixed insn attribute): Rename the
572 -mprefixed-addr option to be -mprefixed.
573 * config/rs6000/rs6000.opt (-mprefixed): Rename the
574 -mprefixed-addr option to be prefixed. Change the option from
575 being undocumented to being documented.
576 * doc/invoke.texi (RS/6000 and PowerPC Options): Document the
577 -mprefixed option. Update the -mpcrel documentation to mention
580 2020-02-11 Hans-Peter Nilsson <hp@axis.com>
582 * ira-conflicts.c (print_hard_reg_set): Correct output for sets
583 including FIRST_PSEUDO_REGISTER - 1.
584 * ira-color.c (print_hard_reg_set): Ditto.
586 2020-02-11 Stam Markianos-Wright <stam.markianos-wright@arm.com>
588 * config/arm/arm-builtins.c (enum arm_type_qualifiers):
589 (USTERNOP_QUALIFIERS): New define.
590 (USMAC_LANE_QUADTUP_QUALIFIERS): New define.
591 (SUMAC_LANE_QUADTUP_QUALIFIERS): New define.
592 (arm_expand_builtin_args): Add case ARG_BUILTIN_LANE_QUADTUP_INDEX.
593 (arm_expand_builtin_1): Add qualifier_lane_quadtup_index.
594 * config/arm/arm_neon.h (vusdot_s32): New.
595 (vusdot_lane_s32): New.
596 (vusdotq_lane_s32): New.
597 (vsudot_lane_s32): New.
598 (vsudotq_lane_s32): New.
599 * config/arm/arm_neon_builtins.def (usdot, usdot_lane,sudot_lane): New.
600 * config/arm/iterators.md (DOTPROD_I8MM): New.
601 (sup, opsuffix): Add <us/su>.
602 * config/arm/neon.md (neon_usdot, <us/su>dot_lane: New.
603 * config/arm/unspecs.md (UNSPEC_DOT_US, UNSPEC_DOT_SU): New.
605 2020-02-11 Richard Biener <rguenther@suse.de>
607 PR tree-optimization/93661
608 PR tree-optimization/93662
609 * tree-ssa-sccvn.c (vn_reference_lookup_3): Properly guard
611 * tree-sra.c (get_access_for_expr): Likewise.
613 2020-02-10 Jakub Jelinek <jakub@redhat.com>
616 * config/i386/sse.md (VI_256_AVX2): New mode iterator.
617 (vcond_mask_<mode><sseintvecmodelower>): Use it instead of VI_256.
618 Change condition from TARGET_AVX2 to TARGET_AVX.
620 2020-02-10 Iain Sandoe <iain@sandoe.co.uk>
623 * config/darwin-c.c (darwin_cfstring_ref_p): Fix up last
626 2020-02-10 Hans-Peter Nilsson <hp@axis.com>
628 Try to generate zero-based comparisons.
629 * config/cris/cris.c (cris_reduce_compare): New function.
630 * config/cris/cris-protos.h (cris_reduce_compare): Add prototype.
631 * config/cris/cris.md ("cbranch<mode>4", "cbranchdi4", "cstoredi4")
632 (cstore<mode>4"): Apply cris_reduce_compare in expanders.
634 2020-02-10 Richard Earnshaw <rearnsha@arm.com>
637 * config/arm/arm.md (movsi_compare0): Allow SP as a source register
638 in Thumb state and also as a destination in Arm state. Add T16
641 2020-02-10 Hans-Peter Nilsson <hp@axis.com>
643 * md.texi (Define Subst): Match closing paren in example.
645 2020-02-10 Jakub Jelinek <jakub@redhat.com>
649 * config/i386/i386.c (x86_64_elf_section_type_flags): Fix up last
650 arguments of strncmp.
652 2020-02-10 Feng Xue <fxue@os.amperecomputing.com>
655 * ipa-cp.c (ipcp_lattice::add_value): Add source with same call edge
656 but different source value.
657 (adjust_callers_for_value_intersection): New function.
658 (gather_edges_for_value): Adjust order of callers to let a
659 non-self-recursive caller be the first element.
660 (self_recursive_pass_through_p): Add a new parameter "simple", and
661 check generalized self-recursive pass-through jump function.
662 (self_recursive_agg_pass_through_p): Likewise.
663 (find_more_scalar_values_for_callers_subset): Compute value from
664 pass-through jump function for self-recursive.
665 (intersect_with_plats): Cleanup previous implementation code for value
666 itersection with self-recursive call edge.
667 (intersect_with_agg_replacements): Likewise.
668 (intersect_aggregates_with_edge): Deduce value from pass-through jump
669 function for self-recursive call edge. Cleanup previous implementation
670 code for value intersection with self-recursive call edge.
671 (decide_whether_version_node): Remove dead callers and adjust order
672 to let a non-self-recursive caller be the first element.
674 2020-02-09 Uroš Bizjak <ubizjak@gmail.com>
676 * recog.c: Move pass_split_before_sched2 code in front of
677 pass_split_before_regstack.
678 (pass_data_split_before_sched2): Rename pass to split3 from split4.
679 (pass_data_split_before_regstack): Rename pass to split4 from split3.
680 (rest_of_handle_split_before_sched2): Remove.
681 (pass_split_before_sched2::execute): Unconditionally call
683 (enable_split_before_sched2): New function.
684 (pass_split_before_sched2::gate): Use enable_split_before_sched2.
685 (pass_split_before_regstack::gate): Ditto.
686 * config/nds32/nds32.c (nds32_split_double_word_load_store_p):
687 Update name check for renamed split4 pass.
688 * config/sh/sh.c (register_sh_passes): Update pass insertion
689 point for renamed split4 pass.
691 2020-02-09 Jakub Jelinek <jakub@redhat.com>
693 * gimplify.c (gimplify_adjust_omp_clauses_1): Promote
694 DECL_IN_CONSTANT_POOL variables into "omp declare target" to avoid
695 copying them around between host and target.
697 2020-02-08 Andrew Pinski <apinski@marvell.com>
700 * config/aarch64/aarch64-simd.md (movmisalign<mode>): Check
701 STRICT_ALIGNMENT also.
703 2020-02-08 Jim Wilson <jimw@sifive.com>
706 * config/riscv/riscv.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
708 2020-02-08 Uroš Bizjak <ubizjak@gmail.com>
709 Jakub Jelinek <jakub@redhat.com>
712 * config/i386/i386.h (CALL_USED_REGISTERS): Make
713 xmm16-xmm31 call-used even in 64-bit ms-abi.
715 2020-02-07 Dennis Zhang <dennis.zhang@arm.com>
717 * config/aarch64/aarch64-simd-builtins.def (simd_smmla): New entry.
718 (simd_ummla, simd_usmmla): Likewise.
719 * config/aarch64/aarch64-simd.md (aarch64_simd_<sur>mmlav16qi): New.
720 * config/aarch64/arm_neon.h (vmmlaq_s32, vmmlaq_u32): New.
723 2020-02-07 Richard Biener <rguenther@suse.de>
726 * tree-inline.c (fold_marked_statements): Do a PRE walk,
727 skipping unreachable regions.
728 (optimize_inline_calls): Skip folding stmts when we didn't
731 2020-02-07 H.J. Lu <hongjiu.lu@intel.com>
734 * config/i386/i386.c (function_arg_ms_64): Add a type argument.
735 Don't return aggregates with only SFmode and DFmode in SSE
737 (ix86_function_arg): Pass arg.type to function_arg_ms_64.
739 2020-02-07 Jakub Jelinek <jakub@redhat.com>
742 * config/rs6000/rs6000-logue.c
743 (rs6000_emit_probe_stack_range_stack_clash): Always use gen_add3_insn,
744 if it fails, move rs into end_addr and retry. Add
745 REG_FRAME_RELATED_EXPR note whenever it returns more than one insn or
746 the insn pattern doesn't describe well what exactly happens to
750 * config/i386/predicates.md (avx_identity_operand): Remove.
751 * config/i386/sse.md (*avx_vec_concat<mode>_1): Remove.
752 (avx_<castmode><avxsizesuffix>_<castmode>,
753 avx512f_<castmode><avxsizesuffix>_256<castmode>): Change patterns to
754 a VEC_CONCAT of the operand and UNSPEC_CAST.
755 (avx512f_<castmode><avxsizesuffix>_<castmode>): Change pattern to
756 a VEC_CONCAT of VEC_CONCAT of the operand and UNSPEC_CAST with
760 * config/i386/i386.c (ix86_lea_outperforms): Make sure to clear
761 recog_data.insn if distance_non_agu_define changed it.
763 2020-02-06 Michael Meissner <meissner@linux.ibm.com>
766 * config/rs6000/rs6000.c (reg_to_non_prefixed): Before ISA 3.0
767 we only had X-FORM (reg+reg) addressing for vectors. Also before
768 ISA 3.0, we only had X-FORM addressing for scalars in the
769 traditional Altivec registers.
771 2020-02-06 <zhongyunde@huawei.com>
772 Vladimir Makarov <vmakarov@redhat.com>
774 PR rtl-optimization/93561
775 * lra-assigns.c (spill_for): Check that tested hard regno is not out of
778 2020-02-06 Richard Sandiford <richard.sandiford@arm.com>
780 * config/aarch64/aarch64.md (aarch64_movk<mode>): Add a type
783 2020-02-06 Segher Boessenkool <segher@kernel.crashing.org>
785 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Handle the case
786 where the low and the high 32 bits are equal to each other specially,
787 with an rldimi instruction.
789 2020-02-06 Mihail Ionescu <mihail.ionescu@arm.com>
791 * config/arm/arm-cpus.in: Set profile M for armv8.1-m.main.
793 2020-02-06 Mihail Ionescu <mihail.ionescu@arm.com>
795 * config/arm/arm-tables.opt: Regenerate.
797 2020-02-06 Richard Sandiford <richard.sandiford@arm.com>
800 * config/aarch64/aarch64-protos.h (aarch64_movk_shift): Declare.
801 * config/aarch64/aarch64.c (aarch64_movk_shift): New function.
802 * config/aarch64/aarch64.md (aarch64_movk<mode>): New pattern.
804 2020-02-06 Richard Sandiford <richard.sandiford@arm.com>
806 PR rtl-optimization/87763
807 * config/aarch64/aarch64.md (*ashiftsi_extvdi_bfiz): New pattern.
809 2020-02-06 Delia Burduv <delia.burduv@arm.com>
811 * config/aarch64/aarch64-simd-builtins.def
812 (bfmlaq): New built-in function.
813 (bfmlalb): New built-in function.
814 (bfmlalt): New built-in function.
815 (bfmlalb_lane): New built-in function.
816 (bfmlalt_lane): New built-in function.
817 * config/aarch64/aarch64-simd.md
818 (aarch64_bfmmlaqv4sf): New pattern.
819 (aarch64_bfmlal<bt>v4sf): New pattern.
820 (aarch64_bfmlal<bt>_lane<q>v4sf): New pattern.
821 * config/aarch64/arm_neon.h (vbfmmlaq_f32): New intrinsic.
822 (vbfmlalbq_f32): New intrinsic.
823 (vbfmlaltq_f32): New intrinsic.
824 (vbfmlalbq_lane_f32): New intrinsic.
825 (vbfmlaltq_lane_f32): New intrinsic.
826 (vbfmlalbq_laneq_f32): New intrinsic.
827 (vbfmlaltq_laneq_f32): New intrinsic.
828 * config/aarch64/iterators.md (BF_MLA): New int iterator.
829 (bt): New int attribute.
831 2020-02-06 Uroš Bizjak <ubizjak@gmail.com>
833 * config/i386/i386.md (*pushtf): Emit "#" instead of
834 calling gcc_unreachable in insn output.
837 (*pushsf_rex64): Ditto for alternatives other than 1.
838 (*pushsf): Ditto for alternatives other than 1.
840 2020-02-06 Martin Liska <mliska@suse.cz>
842 PR gcov-profile/91971
843 PR gcov-profile/93466
844 * coverage.c (coverage_init): Revert mangling of
845 path into filename. It can lead to huge filename length.
846 Creation of subfolders seem more natural.
848 2020-02-06 Stam Markianos-Wright <stam.markianos-wright@arm.com>
851 * config/arm/arm.c (arm_block_arith_comp_libfuncs_for_mode): New.
852 (arm_init_libfuncs): Add BFmode support to block spurious BF libfuncs.
853 Use arm_block_arith_comp_libfuncs_for_mode for HFmode.
855 2020-02-06 Jakub Jelinek <jakub@redhat.com>
858 * config/i386/predicates.md (avx_identity_operand): New predicate.
859 * config/i386/sse.md (*avx_vec_concat<mode>_1): New
860 define_insn_and_split.
863 * omp-low.c (use_pointer_for_field): For nested constructs, also
864 look for map clauses on target construct.
865 (scan_omp_1_stmt) <case GIMPLE_OMP_TARGET>: Bump temporarily
866 taskreg_nesting_level.
869 * gimplify.c (gimplify_scan_omp_clauses) <do_notice>: If adding
870 shared clause, call omp_notice_variable on outer context if any.
872 2020-02-05 Jason Merrill <jason@redhat.com>
875 * symtab.c (symtab_node::nonzero_address): A DECL_COMDAT decl has
876 non-zero address even if weak and not yet defined.
878 2020-02-05 Martin Sebor <msebor@redhat.com>
880 PR tree-optimization/92765
881 * gimple-fold.c (get_range_strlen_tree): Handle MEM_REF and PARM_DECL.
882 * tree-ssa-strlen.c (compute_string_length): Remove.
883 (determine_min_objsize): Remove.
884 (get_len_or_size): Add an argument. Call get_range_strlen_dynamic.
885 Avoid using type size as the upper bound on string length.
886 (handle_builtin_string_cmp): Add an argument. Adjust.
887 (strlen_check_and_optimize_call): Pass additional argument to
888 handle_builtin_string_cmp.
890 2020-02-05 Uroš Bizjak <ubizjak@gmail.com>
892 * config/i386/i386.md (*pushdi2_rex64 peephole2): Remove.
893 (*pushdi2_rex64 peephole2): Unconditionally split after
895 (*ashl<mode>3_doubleword): Ditto.
896 (*<shift_insn><mode>3_doubleword): Ditto.
898 2020-02-05 Michael Meissner <meissner@linux.ibm.com>
901 * config/rs6000/rs6000.c (get_vector_offset): Fix
903 2020-02-05 Andrew Stubbs <ams@codesourcery.com>
905 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Use / not space.
907 2020-02-05 David Malcolm <dmalcolm@redhat.com>
910 (Special Functions for Debugging the Analyzer): Update description
911 of __analyzer_dump_exploded_nodes.
913 2020-02-05 Jakub Jelinek <jakub@redhat.com>
916 * config/i386/i386-features.c (ix86_add_reg_usage_to_vzeroupper): Only
917 include sets and not clobbers in the vzeroupper pattern.
918 * config/i386/sse.md (*avx_vzeroupper): Require in insn condition that
919 the parallel has 17 (64-bit) or 9 (32-bit) elts.
920 (*avx_vzeroupper_1): New define_insn_and_split.
923 * recog.c (pass_split_after_reload::gate): For STACK_REGS targets,
924 don't run when !optimize.
925 (pass_split_before_regstack::gate): For STACK_REGS targets, run even
928 2020-02-05 Richard Biener <rguenther@suse.de>
931 * genmatch.c (dt_node::gen_kids_1): Emit number of argument
932 checks before matching calls.
934 2020-02-05 Jakub Jelinek <jakub@redhat.com>
936 * tree-ssa-alias.c (aliasing_matching_component_refs_p): Fix up
937 function comment typo.
940 * omp-simd-clone.c (expand_simd_clones): If simd_clone_mangle or
941 simd_clone_create failed when i == 0, adjust clone->nargs by
944 2020-02-05 Martin Liska <mliska@suse.cz>
947 * doc/invoke.texi: Document that one should
948 not combine ASLR and -fpch.
950 2020-02-04 Richard Biener <rguenther@suse.de>
952 PR tree-optimization/93538
953 * match.pd (addr EQ/NE ptr): Amend to handle &ptr->x EQ/NE ptr.
955 2020-02-04 Richard Biener <rguenther@suse.de>
957 PR tree-optimization/91123
958 * tree-ssa-sccvn.c (vn_walk_cb_data::finish): New method.
959 (vn_walk_cb_data::last_vuse): New member.
960 (vn_walk_cb_data::saved_operands): Likewsie.
961 (vn_walk_cb_data::~vn_walk_cb_data): Release saved_operands.
962 (vn_walk_cb_data::push_partial_def): Use finish.
963 (vn_reference_lookup_2): Update last_vuse and use finish if
964 we've saved operands.
965 (vn_reference_lookup_3): Use finish and update calls to
966 push_partial_defs everywhere. When translating through
967 memcpy or aggregate copies save off operands and alias-set.
968 (eliminate_dom_walker::eliminate_stmt): Restore VN_WALKREWRITE
969 operation for redundant store removal.
971 2020-02-04 Richard Biener <rguenther@suse.de>
973 PR tree-optimization/92819
974 * tree-ssa-forwprop.c (simplify_vector_constructor): Avoid
975 generating more stmts than before.
977 2020-02-04 Martin Liska <mliska@suse.cz>
979 * config/arm/arm.c (arm_gen_far_branch): Move the function
980 outside of selftests.
982 2020-02-03 Michael Meissner <meissner@linux.ibm.com>
984 * config/rs6000/rs6000.c (adjust_vec_address_pcrel): New helper
985 function to adjust PC-relative vector addresses.
986 (rs6000_adjust_vec_address): Call adjust_vec_address_pcrel to
987 handle vectors with PC-relative addresses.
989 2020-02-03 Michael Meissner <meissner@linux.ibm.com>
991 * config/rs6000/rs6000.c (reg_to_non_prefixed): Add forward
993 (hard_reg_and_mode_to_addr_mask): Delete.
994 (rs6000_adjust_vec_address): If the original vector address
995 was REG+REG or REG+OFFSET and the element is not zero, do the add
996 of the elements in the original address before adding the offset
997 for the vector element. Use address_to_insn_form to validate the
998 address using the register being loaded, rather than guessing
999 whether the address is a DS-FORM or DQ-FORM address.
1001 2020-02-03 Michael Meissner <meissner@linux.ibm.com>
1003 * config/rs6000/rs6000.c (get_vector_offset): New helper function
1004 to calculate the offset in memory from the start of a vector of a
1005 particular element. Add code to keep the element number in
1006 bounds if the element number is variable.
1007 (rs6000_adjust_vec_address): Move calculation of offset of the
1008 vector element to get_vector_offset.
1009 (rs6000_split_vec_extract_var): Do not do the initial AND of
1010 element here, move the code to get_vector_offset.
1012 2020-02-03 Michael Meissner <meissner@linux.ibm.com>
1014 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add some
1017 2020-02-03 Segher Boessenkool <segher@kernel.crashing.org>
1019 * config/rs6000/constraints.md: Improve documentation.
1021 2020-02-03 Richard Earnshaw <rearnsha@arm.com>
1024 * config/arm/t-arm: ($(srcdir)/config/arm/arm-tune.md)
1025 ($(srcdir)/config/arm/arm-tables.opt): Use move-if-change.
1027 2020-02-03 Andrew Stubbs <ams@codesourcery.com>
1029 * config.gcc: Remove "carrizo" support.
1030 * config/gcn/gcn-opts.h (processor_type): Likewise.
1031 * config/gcn/gcn.c (gcn_omp_device_kind_arch_isa): Likewise.
1032 * config/gcn/gcn.opt (gpu_type): Likewise.
1033 * config/gcn/t-omp-device: Likewise.
1035 2020-02-03 Stam Markianos-Wright <stam.markianos-wright@arm.com>
1038 * config/arm/arm-protos.h: New function arm_gen_far_branch prototype.
1039 * config/arm/arm.c (arm_gen_far_branch): New function
1041 * config/arm/arm.md: Update b<cond> for Thumb2 range checks.
1043 2020-02-03 Julian Brown <julian@codesourcery.com>
1044 Tobias Burnus <tobias@codesourcery.com>
1046 * doc/invoke.texi: Update mention of OpenACC version to 2.6.
1048 2020-02-03 Jakub Jelinek <jakub@redhat.com>
1051 * config/s390/s390.md (popcounthi2_z196): Fix up expander to emit
1052 valid RTL to sum up the lowest and second lowest bytes of the popcnt
1055 2020-02-02 Vladimir Makarov <vmakarov@redhat.com>
1057 PR rtl-optimization/91333
1058 * ira-color.c (struct allocno_color_data): Add member
1060 (init_allocno_threads): Set the member up.
1061 (bucket_allocno_compare_func): Add compare hard reg
1064 2020-01-31 Sandra Loosemore <sandra@codesourcery.com>
1066 nios2: Support for GOT-relative DW_EH_PE_datarel encoding.
1068 * configure.ac [nios2-*-*]: Check HAVE_AS_NIOS2_GOTOFF_RELOCATION.
1069 * config.in: Regenerated.
1070 * configure: Regenerated.
1071 * config/nios2/nios2.h (ASM_PREFERRED_EH_DATA_FORMAT): Fix handling
1072 for PIC when HAVE_AS_NIOS2_GOTOFF_RELOCATION.
1073 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1075 2020-02-01 Andrew Burgess <andrew.burgess@embecosm.com>
1077 * configure: Regenerate.
1079 2020-01-31 Vladimir Makarov <vmakarov@redhat.com>
1081 PR rtl-optimization/91333
1082 * ira-color.c (bucket_allocno_compare_func): Move conflict hard
1083 reg preferences comparison up.
1085 2020-01-31 Richard Sandiford <richard.sandiford@arm.com>
1087 * config/aarch64/aarch64.h (TARGET_SVE_BF16): New macro.
1088 * config/aarch64/aarch64-sve-builtins-sve2.h (svcvtnt): Move to
1089 aarch64-sve-builtins-base.h.
1090 * config/aarch64/aarch64-sve-builtins-sve2.cc (svcvtnt): Move to
1091 aarch64-sve-builtins-base.cc.
1092 * config/aarch64/aarch64-sve-builtins-base.h (svbfdot, svbfdot_lane)
1093 (svbfmlalb, svbfmlalb_lane, svbfmlalt, svbfmlalt_lane, svbfmmla)
1095 * config/aarch64/aarch64-sve-builtins-base.cc (svbfdot, svbfdot_lane)
1096 (svbfmlalb, svbfmlalb_lane, svbfmlalt, svbfmlalt_lane, svbfmmla)
1097 (svcvtnt): New functions.
1098 * config/aarch64/aarch64-sve-builtins-base.def (svbfdot, svbfdot_lane)
1099 (svbfmlalb, svbfmlalb_lane, svbfmlalt, svbfmlalt_lane, svbfmmla)
1100 (svcvtnt): New functions.
1101 (svcvt): Add a form that converts f32 to bf16.
1102 * config/aarch64/aarch64-sve-builtins-shapes.h (ternary_bfloat)
1103 (ternary_bfloat_lane, ternary_bfloat_lanex2, ternary_bfloat_opt_n):
1105 * config/aarch64/aarch64-sve-builtins-shapes.cc (parse_element_type):
1106 Treat B as bfloat16_t.
1107 (ternary_bfloat_lane_base): New class.
1108 (ternary_bfloat_def): Likewise.
1109 (ternary_bfloat): New shape.
1110 (ternary_bfloat_lane_def): New class.
1111 (ternary_bfloat_lane): New shape.
1112 (ternary_bfloat_lanex2_def): New class.
1113 (ternary_bfloat_lanex2): New shape.
1114 (ternary_bfloat_opt_n_def): New class.
1115 (ternary_bfloat_opt_n): New shape.
1116 * config/aarch64/aarch64-sve-builtins.cc (TYPES_cvt_bfloat): New macro.
1117 * config/aarch64/aarch64-sve.md (@aarch64_sve_<sve_fp_op>vnx4sf)
1118 (@aarch64_sve_<sve_fp_op>_lanevnx4sf): New patterns.
1119 (@aarch64_sve_<optab>_trunc<VNx4SF_ONLY:mode><VNx8BF_ONLY:mode>)
1120 (@cond_<optab>_trunc<VNx4SF_ONLY:mode><VNx8BF_ONLY:mode>): Likewise.
1121 (*cond_<optab>_trunc<VNx4SF_ONLY:mode><VNx8BF_ONLY:mode>): Likewise.
1122 (@aarch64_sve_cvtnt<VNx8BF_ONLY:mode>): Likewise.
1123 * config/aarch64/aarch64-sve2.md (@aarch64_sve2_cvtnt<mode>): Key
1124 the pattern off the narrow mode instead of the wider one.
1125 * config/aarch64/iterators.md (VNx8BF_ONLY): New mode iterator.
1126 (UNSPEC_BFMLALB, UNSPEC_BFMLALT, UNSPEC_BFMMLA): New unspecs.
1127 (sve_fp_op): Handle them.
1128 (SVE_BFLOAT_TERNARY_LONG): New int itertor.
1129 (SVE_BFLOAT_TERNARY_LONG_LANE): Likewise.
1131 2020-01-31 Richard Sandiford <richard.sandiford@arm.com>
1133 * config/aarch64/arm_sve.h: Include arm_bf16.h.
1134 * config/aarch64/aarch64-modes.def (BF): Move definition before
1135 VECTOR_MODES. Remove separate VECTOR_MODES for V4BF and V8BF.
1136 (SVE_MODES): Handle BF modes.
1137 * config/aarch64/aarch64.c (aarch64_classify_vector_mode): Handle
1139 (aarch64_full_sve_mode): Likewise.
1140 * config/aarch64/iterators.md (SVE_STRUCT): Add VNx16BF, VNx24BF
1142 (SVE_FULL, SVE_FULL_HSD, SVE_ALL): Add VNx8BF.
1143 (Vetype, Vesize, Vctype, VEL, Vel, VEL_INT, V128, v128, vwcore)
1144 (V_INT_EQUIV, v_int_equiv, V_FP_EQUIV, v_fp_equiv, vector_count)
1145 (insn_length, VSINGLE, vsingle, VPRED, vpred, VDOUBLE): Handle the
1147 * config/aarch64/aarch64-sve-builtins.h (TYPE_bfloat): New
1149 * config/aarch64/aarch64-sve-builtins.cc (TYPES_all_arith): New macro.
1150 (TYPES_all_data): Add bf16.
1151 (TYPES_reinterpret1, TYPES_reinterpret): Likewise.
1152 (register_tuple_type): Increase buffer size.
1153 * config/aarch64/aarch64-sve-builtins.def (svbfloat16_t): New type.
1154 (bf16): New type suffix.
1155 * config/aarch64/aarch64-sve-builtins-base.def (svabd, svadd, svaddv)
1156 (svcmpeq, svcmpge, svcmpgt, svcmple, svcmplt, svcmpne, svmad, svmax)
1157 (svmaxv, svmin, svminv, svmla, svmls, svmsb, svmul, svsub, svsubr):
1158 Change type from all_data to all_arith.
1159 * config/aarch64/aarch64-sve-builtins-sve2.def (svaddp, svmaxp)
1162 2020-01-31 Dennis Zhang <dennis.zhang@arm.com>
1163 Matthew Malcomson <matthew.malcomson@arm.com>
1164 Richard Sandiford <richard.sandiford@arm.com>
1166 * doc/invoke.texi (f32mm): Document new AArch64 -march= extension.
1167 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
1168 __ARM_FEATURE_SVE_MATMUL_INT8, __ARM_FEATURE_SVE_MATMUL_FP32 and
1169 __ARM_FEATURE_SVE_MATMUL_FP64 as appropriate. Don't define
1170 __ARM_FEATURE_MATMUL_FP64.
1171 * config/aarch64/aarch64-option-extensions.def (fp, simd, fp16)
1172 (sve): Add AARCH64_FL_F32MM to the list of extensions that should
1173 be disabled at the same time.
1174 (f32mm): New extension.
1175 * config/aarch64/aarch64.h (AARCH64_FL_F32MM): New macro.
1176 (AARCH64_FL_F64MM): Bump to the next bit up.
1177 (AARCH64_ISA_F32MM, TARGET_SVE_I8MM, TARGET_F32MM, TARGET_SVE_F32MM)
1178 (TARGET_SVE_F64MM): New macros.
1179 * config/aarch64/iterators.md (SVE_MATMULF): New mode iterator.
1180 (UNSPEC_FMMLA, UNSPEC_SMATMUL, UNSPEC_UMATMUL, UNSPEC_USMATMUL)
1181 (UNSPEC_TRN1Q, UNSPEC_TRN2Q, UNSPEC_UZP1Q, UNSPEC_UZP2Q, UNSPEC_ZIP1Q)
1182 (UNSPEC_ZIP2Q): New unspeccs.
1183 (DOTPROD_US_ONLY, PERMUTEQ, MATMUL, FMMLA): New int iterators.
1184 (optab, sur, perm_insn): Handle the new unspecs.
1185 (sve_fp_op): Handle UNSPEC_FMMLA. Resort.
1186 * config/aarch64/aarch64-sve.md (@aarch64_sve_ld1ro<mode>): Use
1187 TARGET_SVE_F64MM instead of separate tests.
1188 (@aarch64_<DOTPROD_US_ONLY:sur>dot_prod<vsi2qi>): New pattern.
1189 (@aarch64_<DOTPROD_US_ONLY:sur>dot_prod_lane<vsi2qi>): Likewise.
1190 (@aarch64_sve_add_<MATMUL:optab><vsi2qi>): Likewise.
1191 (@aarch64_sve_<FMMLA:sve_fp_op><mode>): Likewise.
1192 (@aarch64_sve_<PERMUTEQ:optab><mode>): Likewise.
1193 * config/aarch64/aarch64-sve-builtins.cc (TYPES_s_float): New macro.
1194 (TYPES_s_float_hsd_integer, TYPES_s_float_sd_integer): Use it.
1195 (TYPES_s_signed): New macro.
1196 (TYPES_s_integer): Use it.
1197 (TYPES_d_float): New macro.
1198 (TYPES_d_data): Use it.
1199 * config/aarch64/aarch64-sve-builtins-shapes.h (mmla): Declare.
1200 (ternary_intq_uintq_lane, ternary_intq_uintq_opt_n, ternary_uintq_intq)
1201 (ternary_uintq_intq_lane, ternary_uintq_intq_opt_n): Likewise.
1202 * config/aarch64/aarch64-sve-builtins-shapes.cc (mmla_def): New class.
1203 (svmmla): New shape.
1204 (ternary_resize2_opt_n_base): Add TYPE_CLASS2 and TYPE_CLASS3
1205 template parameters.
1206 (ternary_resize2_lane_base): Likewise.
1207 (ternary_resize2_base): New class.
1208 (ternary_qq_lane_base): Likewise.
1209 (ternary_intq_uintq_lane_def): Likewise.
1210 (ternary_intq_uintq_lane): New shape.
1211 (ternary_intq_uintq_opt_n_def): New class
1212 (ternary_intq_uintq_opt_n): New shape.
1213 (ternary_qq_lane_def): Inherit from ternary_qq_lane_base.
1214 (ternary_uintq_intq_def): New class.
1215 (ternary_uintq_intq): New shape.
1216 (ternary_uintq_intq_lane_def): New class.
1217 (ternary_uintq_intq_lane): New shape.
1218 (ternary_uintq_intq_opt_n_def): New class.
1219 (ternary_uintq_intq_opt_n): New shape.
1220 * config/aarch64/aarch64-sve-builtins-base.h (svmmla, svsudot)
1221 (svsudot_lane, svtrn1q, svtrn2q, svusdot, svusdot_lane, svusmmla)
1222 (svuzp1q, svuzp2q, svzip1q, svzip2q): Declare.
1223 * config/aarch64/aarch64-sve-builtins-base.cc (svdot_lane_impl):
1225 (svdotprod_lane_impl): ...this new class.
1226 (svmmla_impl, svusdot_impl): New classes.
1227 (svdot_lane): Update to use svdotprod_lane_impl.
1228 (svmmla, svsudot, svsudot_lane, svtrn1q, svtrn2q, svusdot)
1229 (svusdot_lane, svusmmla, svuzp1q, svuzp2q, svzip1q, svzip2q): New
1231 * config/aarch64/aarch64-sve-builtins-base.def (svmmla): New base
1232 function, with no types defined.
1233 (svmmla, svusmmla, svsudot, svsudot_lane, svusdot, svusdot_lane): New
1234 AARCH64_FL_I8MM functions.
1235 (svmmla): New AARCH64_FL_F32MM function.
1236 (svld1ro): Depend only on AARCH64_FL_F64MM, not on AARCH64_FL_V8_6.
1237 (svmmla, svtrn1q, svtrn2q, svuz1q, svuz2q, svzip1q, svzip2q): New
1238 AARCH64_FL_F64MM function.
1239 (REQUIRED_EXTENSIONS):
1241 2020-01-31 Andrew Stubbs <ams@codesourcery.com>
1243 * config/gcn/gcn-valu.md (addv64di3_exec): Allow one '0' in each
1246 2020-01-31 Uroš Bizjak <ubizjak@gmail.com>
1248 * config/i386/i386.md (*movoi_internal_avx): Do not check for
1249 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL. Remove MODE_V8SF handling.
1250 (*movti_internal): Do not check for
1251 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1252 (*movtf_internal): Move check for TARGET_SSE2 and size optimization
1253 just after check for TARGET_AVX.
1254 (*movdf_internal): Ditto.
1255 * config/i386/mmx.md (*mov<mode>_internal): Do not check for
1256 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1257 * config/i386/sse.md (mov<mode>_internal): Only check
1258 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL with V2DFmode. Move check
1259 for TARGET_SSE2 and size optimization just after check for TARGET_AVX.
1260 (<sse>_andnot<mode>3<mask_name>): Move check for
1261 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL after check for TARGET_AVX.
1262 (<code><mode>3<mask_name>): Ditto.
1263 (*andnot<mode>3): Ditto.
1264 (*andnottf3): Ditto.
1265 (*<code><mode>3): Ditto.
1266 (*<code>tf3): Ditto.
1267 (*andnot<VI:mode>3): Remove
1268 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling.
1269 (<mask_codefor><code><VI48_AVX_AVX512F:mode>3<mask_name>): Ditto.
1270 (*<code><VI12_AVX_AVX512F:mode>3): Ditto.
1271 (sse4_1_blendv<ssemodesuffix>): Ditto.
1272 * config/i386/x86-tune.def (X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL):
1273 Explain that tune applies to 128bit instructions only.
1275 2020-01-31 Kwok Cheung Yeung <kcy@codesourcery.com>
1277 * config/gcn/mkoffload.c (process_asm): Add sgpr_count and vgpr_count
1278 to definition of hsa_kernel_description. Parse assembly to find SGPR
1279 and VGPR count of kernel and store in hsa_kernel_description.
1281 2020-01-31 Tamar Christina <tamar.christina@arm.com>
1283 PR rtl-optimization/91838
1284 * simplify-rtx.c (simplify_binary_operation_1): Update LSHIFTRT case
1285 to truncate if allowed or reject combination.
1287 2020-01-31 Andrew Stubbs <ams@codesourcery.com>
1289 * tree-ssa-loop-ivopts.c (get_iv): Use sizetype for zero-step.
1290 (find_inv_vars_cb): Likewise.
1292 2020-01-31 David Malcolm <dmalcolm@redhat.com>
1294 * calls.c (special_function_p): Split out the check for DECL_NAME
1295 being non-NULL and fndecl being extern at file scope into a
1296 new maybe_special_function_p and call it. Drop check for fndecl
1297 being non-NULL that was after a usage of DECL_NAME (fndecl).
1298 * tree.h (maybe_special_function_p): New inline function.
1300 2020-01-30 Andrew Stubbs <ams@codesourcery.com>
1302 * config/gcn/gcn-valu.md (gather<mode>_exec): Move contents ...
1303 (mask_gather_load<mode>): ... here, and zero-initialize the
1305 (maskload<mode>di): Zero-initialize the destination.
1308 2020-01-30 David Malcolm <dmalcolm@redhat.com>
1311 * doc/analyzer.texi (Limitations): Note that constraints on
1312 floating-point values are currently ignored.
1314 2020-01-30 Jakub Jelinek <jakub@redhat.com>
1317 * symtab.c (symtab_node::noninterposable_alias): If localalias
1318 already exists, but is not usable, append numbers after it until
1319 a unique name is found. Formatting fix.
1322 * combine.c (simplify_comparison) <case ROTATE>: Punt on out of range
1325 2020-01-30 Andrew Stubbs <ams@codesourcery.com>
1327 * config/gcn/gcn.c (print_operand): Handle LTGT.
1328 * config/gcn/predicates.md (gcn_fp_compare_operator): Allow ltgt.
1330 2020-01-30 Richard Biener <rguenther@suse.de>
1332 * tree-pretty-print.c (dump_generic_node): Wrap VECTOR_CST
1333 and CONSTRUCTOR in _Literal (type) with TDF_GIMPLE.
1335 2020-01-30 John David Anglin <danglin@gcc.gnu.org>
1337 * config/pa/pa.c (pa_elf_select_rtx_section): Place function pointers
1338 without a DECL in .data.rel.ro.local.
1340 2020-01-30 Jakub Jelinek <jakub@redhat.com>
1343 * config/arm/arm.md (uaddvdi4): Actually emit what gen_uaddvsi4
1347 * config/i386/sse.md
1348 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_zext): Renamed to ...
1349 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_<u>ext): ... this. Use
1350 any_extend code iterator instead of always zero_extend.
1351 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_zext_lt): Renamed to ...
1352 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_<u>ext_lt): ... this.
1353 Use any_extend code iterator instead of always zero_extend.
1354 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_zext_shift): Renamed to ...
1355 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_<u>ext_shift): ... this.
1356 Use any_extend code iterator instead of always zero_extend.
1357 (*sse2_pmovmskb_ext): New define_insn.
1358 (*sse2_pmovmskb_ext_lt): New define_insn_and_split.
1361 * config/i386/i386.md (*popcountsi2_zext): New define_insn_and_split.
1362 (*popcountsi2_zext_falsedep): New define_insn.
1364 2020-01-30 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1366 * config.in: Regenerated.
1367 * configure: Regenerated.
1369 2020-01-29 Tobias Burnus <tobias@codesourcery.com>
1372 * config/gcn/gcn-hsa.h (ASM_SPEC): Add -mattr=-code-object-v3 as
1373 LLVM's assembler changed the default in version 9.
1375 2020-01-24 Jeff Law <law@redhat.com>
1377 PR tree-optimization/89689
1378 * builtins.def (BUILT_IN_OBJECT_SIZE): Make it const rather than pure.
1380 2020-01-29 Richard Sandiford <richard.sandiford@arm.com>
1384 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1386 PR rtl-optimization/87763
1387 * simplify-rtx.c (simplify_truncation): Extend sign/zero_extract
1388 simplification to handle subregs as well as bare regs.
1389 * config/i386/i386.md (*testqi_ext_3): Match QI extracts too.
1391 2020-01-29 Joel Hutton <Joel.Hutton@arm.com>
1394 * ira.c (ira): Revert use of simplified LRA algorithm.
1396 2020-01-29 Martin Jambor <mjambor@suse.cz>
1398 PR tree-optimization/92706
1399 * tree-sra.c (struct access): Fields first_link, last_link,
1400 next_queued and grp_queued renamed to first_rhs_link, last_rhs_link,
1401 next_rhs_queued and grp_rhs_queued respectively, new fields
1402 first_lhs_link, last_lhs_link, next_lhs_queued and grp_lhs_queued.
1403 (struct assign_link): Field next renamed to next_rhs, new field
1404 next_lhs. Updated comment.
1405 (work_queue_head): Renamed to rhs_work_queue_head.
1406 (lhs_work_queue_head): New variable.
1407 (add_link_to_lhs): New function.
1408 (relink_to_new_repr): Also relink LHS lists.
1409 (add_access_to_work_queue): Renamed to add_access_to_rhs_work_queue.
1410 (add_access_to_lhs_work_queue): New function.
1411 (pop_access_from_work_queue): Renamed to
1412 pop_access_from_rhs_work_queue.
1413 (pop_access_from_lhs_work_queue): New function.
1414 (build_accesses_from_assign): Also add links to LHS lists and to LHS
1416 (child_would_conflict_in_lacc): Renamed to
1417 child_would_conflict_in_acc. Adjusted parameter names.
1418 (create_artificial_child_access): New parameter set_grp_read, use it.
1419 (subtree_mark_written_and_enqueue): Renamed to
1420 subtree_mark_written_and_rhs_enqueue.
1421 (propagate_subaccesses_across_link): Renamed to
1422 propagate_subaccesses_from_rhs.
1423 (propagate_subaccesses_from_lhs): New function.
1424 (propagate_all_subaccesses): Also propagate subaccesses from LHSs to
1427 2020-01-29 Martin Jambor <mjambor@suse.cz>
1429 PR tree-optimization/92706
1430 * tree-sra.c (struct access): Adjust comment of
1431 grp_total_scalarization.
1432 (find_access_in_subtree): Look for single children spanning an entire
1434 (scalarizable_type_p): Allow register accesses, adjust callers.
1435 (completely_scalarize): Remove function.
1436 (scalarize_elem): Likewise.
1437 (create_total_scalarization_access): Likewise.
1438 (sort_and_splice_var_accesses): Do not track total scalarization
1440 (analyze_access_subtree): New parameter totally, adjust to new meaning
1441 of grp_total_scalarization.
1442 (analyze_access_trees): Pass new parameter to analyze_access_subtree.
1443 (can_totally_scalarize_forest_p): New function.
1444 (create_total_scalarization_access): Likewise.
1445 (create_total_access_and_reshape): Likewise.
1446 (total_should_skip_creating_access): Likewise.
1447 (totally_scalarize_subtree): Likewise.
1448 (analyze_all_variable_accesses): Perform total scalarization after
1449 subaccess propagation using the new functions above.
1450 (initialize_constant_pool_replacements): Output initializers by
1451 traversing the access tree.
1453 2020-01-29 Martin Jambor <mjambor@suse.cz>
1455 * tree-sra.c (verify_sra_access_forest): New function.
1456 (verify_all_sra_access_forests): Likewise.
1457 (create_artificial_child_access): Set parent.
1458 (analyze_all_variable_accesses): Call the verifier.
1460 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1462 * cgraph.c (cgraph_edge::resolve_speculation): Only lookup direct edge
1463 if called on indirect edge.
1464 (cgraph_edge::redirect_call_stmt_to_callee): Lookup indirect edge of
1465 speculative call if needed.
1467 2020-01-29 Richard Biener <rguenther@suse.de>
1469 PR tree-optimization/93428
1470 * tree-vect-slp.c (vect_build_slp_tree_2): Compute the load
1471 permutation when the load node is created.
1472 (vect_analyze_slp_instance): Re-use it here.
1474 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1476 * ipa-prop.c (update_indirect_edges_after_inlining): Fix warning.
1478 2020-01-28 Vladimir Makarov <vmakarov@redhat.com>
1480 PR rtl-optimization/93272
1481 * ira-lives.c (process_out_of_region_eh_regs): New function.
1482 (process_bb_node_lives): Call it.
1484 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1486 * coverage.c (read_counts_file): Make error message lowercase.
1488 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1490 * profile-count.c (profile_quality_display_names): Fix ordering.
1492 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1495 * cgraph.c (cgraph_add_edge_to_call_site_hash): Update call site
1496 hash only when edge is first within the sequence.
1497 (cgraph_edge::set_call_stmt): Update handling of speculative calls.
1498 (symbol_table::create_edge): Do not set target_prob.
1499 (cgraph_edge::remove_caller): Watch for speculative calls when updating
1501 (cgraph_edge::make_speculative): Drop target_prob parameter.
1502 (cgraph_edge::speculative_call_info): Remove.
1503 (cgraph_edge::first_speculative_call_target): New member function.
1504 (update_call_stmt_hash_for_removing_direct_edge): New function.
1505 (cgraph_edge::resolve_speculation): Rewrite to new API.
1506 (cgraph_edge::speculative_call_for_target): New member function.
1507 (cgraph_edge::make_direct): Rewrite to new API; fix handling of
1508 multiple speculation targets.
1509 (cgraph_edge::redirect_call_stmt_to_callee): Likewise; fix updating
1511 (verify_speculative_call): Verify that targets form an interval.
1512 * cgraph.h (cgraph_edge::speculative_call_info): Remove.
1513 (cgraph_edge::first_speculative_call_target): New member function.
1514 (cgraph_edge::next_speculative_call_target): New member function.
1515 (cgraph_edge::speculative_call_target_ref): New member function.
1516 (cgraph_edge;:speculative_call_indirect_edge): New member funtion.
1517 (cgraph_edge): Remove target_prob.
1518 * cgraphclones.c (cgraph_node::set_call_stmt_including_clones):
1519 Fix handling of speculative calls.
1520 * ipa-devirt.c (ipa_devirt): Fix handling of speculative cals.
1521 * ipa-fnsummary.c (analyze_function_body): Likewise.
1522 * ipa-inline.c (speculation_useful_p): Use new speculative call API.
1523 * ipa-profile.c (dump_histogram): Fix formating.
1524 (ipa_profile_generate_summary): Watch for overflows.
1525 (ipa_profile): Do not require probablity to be 1/2; update to new API.
1526 * ipa-prop.c (ipa_make_edge_direct_to_target): Update to new API.
1527 (update_indirect_edges_after_inlining): Update to new API.
1528 * ipa-utils.c (ipa_merge_profiles): Rewrite merging of speculative call
1530 * profile-count.h: (profile_probability::adjusted): New.
1531 * tree-inline.c (copy_bb): Update to new speculative call API; fix
1532 updating of profile.
1533 * value-prof.c (gimple_ic_transform): Rename to ...
1534 (dump_ic_profile): ... this one; update dumping.
1535 (stream_in_histogram_value): Fix formating.
1536 (gimple_value_profile_transformations): Update.
1538 2020-01-28 H.J. Lu <hongjiu.lu@intel.com>
1541 * config/i386/i386.md (*movoi_internal_avx): Remove
1542 TARGET_SSE_TYPELESS_STORES check.
1543 (*movti_internal): Prefer TARGET_AVX over
1544 TARGET_SSE_TYPELESS_STORES.
1545 (*movtf_internal): Likewise.
1546 * config/i386/sse.md (mov<mode>_internal): Prefer TARGET_AVX over
1547 TARGET_SSE_TYPELESS_STORES. Remove "<MODE_SIZE> == 16" check
1548 from TARGET_SSE_TYPELESS_STORES.
1550 2020-01-28 David Malcolm <dmalcolm@redhat.com>
1552 * diagnostic-core.h (warning_at): Rename overload to...
1553 (warning_meta): ...this.
1554 (emit_diagnostic_valist): Delete decl of overload taking
1555 diagnostic_metadata.
1556 * diagnostic.c (emit_diagnostic_valist): Likewise for defn.
1557 (warning_at): Rename overload taking diagnostic_metadata to...
1558 (warning_meta): ...this.
1560 2020-01-28 Richard Biener <rguenther@suse.de>
1562 PR tree-optimization/93439
1563 * tree-parloops.c (create_loop_fn): Move clique bookkeeping...
1564 * tree-cfg.c (move_sese_region_to_fn): ... here.
1565 (verify_types_in_gimple_reference): Verify used cliques are
1568 2020-01-28 H.J. Lu <hongjiu.lu@intel.com>
1571 * config/i386/i386-options.c (set_ix86_tune_features): Add an
1572 argument of a pointer to struct gcc_options and pass it to
1573 parse_mtune_ctrl_str.
1574 (ix86_function_specific_restore): Pass opts to
1575 set_ix86_tune_features.
1576 (ix86_option_override_internal): Likewise.
1577 (parse_mtune_ctrl_str): Add an argument of a pointer to struct
1578 gcc_options and use it for x_ix86_tune_ctrl_string.
1580 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1582 PR rtl-optimization/87763
1583 * simplify-rtx.c (simplify_truncation): Extend sign/zero_extract
1584 simplification to handle subregs as well as bare regs.
1585 * config/i386/i386.md (*testqi_ext_3): Match QI extracts too.
1587 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1589 * tree-vect-loop.c (vectorizable_reduction): Fail gracefully
1590 for reduction chains that (now) include a call.
1592 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1594 PR tree-optimization/92822
1595 * tree-ssa-forwprop.c (simplify_vector_constructor): When filling
1596 out the don't-care elements of a vector whose significant elements
1597 are duplicates, make the don't-care elements duplicates too.
1599 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1601 PR tree-optimization/93434
1602 * tree-predcom.c (split_data_refs_to_components): Record which
1603 components have had aliasing loads removed. Prevent store-store
1604 commoning for all such components.
1606 2020-01-28 Jakub Jelinek <jakub@redhat.com>
1609 * config/i386/i386.c (ix86_fold_builtin) <do_shift>: If mask is not
1610 -1 or is_vshift is true, use new_vector with number of elts npatterns
1611 rather than new_unary_operation.
1613 PR tree-optimization/93454
1614 * gimple-fold.c (fold_array_ctor_reference): Perform
1615 elt_size.to_uhwi () just once, instead of calling it in every
1616 iteration. Punt if that value is above size of the temporary
1617 buffer. Decrease third native_encode_expr argument when
1618 bufoff + elt_sz is above size of buf.
1620 2020-01-27 Joseph Myers <joseph@codesourcery.com>
1622 * config/mips/mips.c (mips_declare_object_name)
1623 [USE_GNU_UNIQUE_OBJECT]: Support use of gnu_unique_object.
1625 2020-01-27 Martin Liska <mliska@suse.cz>
1627 PR gcov-profile/93403
1628 * tree-profile.c (gimple_init_gcov_profiler): Generate
1629 both __gcov_indirect_call_profiler_v4 and
1630 __gcov_indirect_call_profiler_v4_atomic.
1632 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1635 * config/aarch64/aarch64-simd.md (aarch64_get_half<mode>): New
1637 (@aarch64_split_simd_mov<mode>): Use it.
1638 (aarch64_simd_mov_from_<mode>low): Add a GPR alternative.
1639 Leave the vec_extract patterns to handle 2-element vectors.
1640 (aarch64_simd_mov_from_<mode>high): Likewise.
1641 (vec_extract<VQMOV_NO2E:mode><Vhalf>): New expander.
1642 (vec_extractv2dfv1df): Likewise.
1644 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1646 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Match
1647 jump conditions for *compare_condjump<GPI:mode>.
1649 2020-01-27 David Malcolm <dmalcolm@redhat.com>
1652 * digraph.cc (test_edge::test_edge): Specify template for base
1655 2020-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1657 * config/arc/arc.c (arc_rtx_costs): Update mul64 cost.
1659 2020-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1661 * config/arc/arc-protos.h (gen_mlo): Remove.
1662 (gen_mhi): Likewise.
1663 * config/arc/arc.c (AUX_MULHI): Define.
1664 (arc_must_save_reister): Special handling for r58/59.
1665 (arc_compute_frame_size): Consider mlo/mhi registers.
1666 (arc_save_callee_saves): Emit fp/sp move only when emit_move
1668 (arc_conditional_register_usage): Remove TARGET_BIG_ENDIAN from
1669 mlo/mhi name selection.
1670 (arc_restore_callee_saves): Don't early restore blink when ISR.
1671 (arc_expand_prologue): Add mlo/mhi saving.
1672 (arc_expand_epilogue): Add mlo/mhi restoring.
1675 * config/arc/arc.h (DBX_REGISTER_NUMBER): Correct register
1676 numbering when MUL64 option is used.
1677 (DWARF2_FRAME_REG_OUT): Define.
1678 * config/arc/arc.md (arc600_stall): New pattern.
1679 (VUNSPEC_ARC_ARC600_STALL): Define.
1680 (mulsi64): Use correct mlo/mhi registers.
1681 (mulsi_600): Clean it up.
1682 * config/arc/predicates.md (mlo_operand): Remove any dependency on
1684 (mhi_operand): Likewise.
1686 2020-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1687 Petro Karashchenko <petro.karashchenko@ring.com>
1689 * config/arc/arc.c (arc_is_uncached_mem_p): Check struct
1690 attributes if needed.
1691 (prepare_move_operands): Generate special unspec instruction for
1693 (arc_isuncached_mem_p): Propagate uncached attribute to each
1695 * config/arc/arc.md (VUNSPEC_ARC_LDDI): Define.
1696 (VUNSPEC_ARC_STDI): Likewise.
1697 (ALLI): New mode iterator.
1698 (mALLI): New mode attribute.
1699 (lddi): New instruction pattern.
1701 (stdidi_split): Split instruction for architectures which are not
1702 supporting ll64 option.
1703 (lddidi_split): Likewise.
1705 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1707 PR rtl-optimization/92989
1708 * lra-lives.c (process_bb_lives): Update the live-in set before
1709 processing additional clobbers.
1711 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1713 PR rtl-optimization/93170
1714 * cselib.c (cselib_invalidate_regno_val): New function, split out
1716 (cselib_invalidate_regno): ...here.
1717 (cselib_invalidated_by_call_p): New function.
1718 (cselib_process_insn): Iterate over all the hard-register entries in
1719 REG_VALUES and invalidate any that cross call-clobbered registers.
1721 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1723 * dojump.c (split_comparison): Use HONOR_NANS rather than
1724 HONOR_SNANS when splitting LTGT.
1726 2020-01-27 Martin Liska <mliska@suse.cz>
1729 * opts.c (print_filtered_help): Exclude language-specific
1730 options from --help=common unless enabled in all FEs.
1732 2020-01-27 Martin Liska <mliska@suse.cz>
1734 * opts.c (print_help): Exclude params from
1735 all except --help=param.
1737 2020-01-27 Martin Liska <mliska@suse.cz>
1740 * config/i386/i386-features.c (make_resolver_func):
1741 Align the code with ppc64 target implementation.
1742 Do not generate a unique name for resolver function.
1744 2020-01-27 Richard Biener <rguenther@suse.de>
1746 PR tree-optimization/93397
1747 * tree-vect-slp.c (vect_analyze_slp_instance): Delay
1748 converted reduction chain SLP graph adjustment.
1750 2020-01-26 Marek Polacek <polacek@redhat.com>
1753 * sanopt.c (sanitize_rewrite_addressable_params): Avoid crash on
1756 2020-01-26 Jason Merrill <jason@redhat.com>
1759 * tree.c (verify_type_variant): Only verify TYPE_NEEDS_CONSTRUCTING
1762 2020-01-26 Darius Galis <darius.galis@cyberthorstudios.com>
1764 * config/rx/rx.md (setmemsi): Added rx_allow_string_insns constraint
1765 (rx_setmem): Likewise.
1767 2020-01-26 Jakub Jelinek <jakub@redhat.com>
1770 * config/i386/i386.md (*addv<dwi>4_doubleword, *subv<dwi>4_doubleword):
1771 Use nonimmediate_operand instead of x86_64_hilo_general_operand and
1772 drop <di> from constraint of last operand.
1775 * config/i386/sse.md (*avx_vperm_broadcast_<mode>): Disallow for
1776 TARGET_AVX2 and V4DFmode not in the split condition, but in the
1777 pattern condition, though allow { 0, 0, 0, 0 } broadcast always.
1779 2020-01-25 Feng Xue <fxue@os.amperecomputing.com>
1782 * ipa-cp.c (get_info_about_necessary_edges): Remove value
1785 2020-01-24 Jeff Law <law@redhat.com>
1787 PR tree-optimization/92788
1788 * tree-ssa-threadedge.c (thread_across_edge): Check EDGE_COMPLEX
1791 2020-01-24 Jakub Jelinek <jakub@redhat.com>
1794 * config/i386/sse.md (*avx_vperm_broadcast_v4sf,
1795 *avx_vperm_broadcast_<mode>,
1796 <sse2_avx_avx512f>_vpermil<mode><mask_name>,
1797 *<sse2_avx_avx512f>_vpermilp<mode><mask_name>):
1798 Move before avx2_perm<mode>/avx512f_perm<mode>.
1801 * simplify-rtx.c (simplify_const_unary_operation,
1802 simplify_const_binary_operation): Punt for mode precision above
1803 MAX_BITSIZE_MODE_ANY_INT.
1805 2020-01-24 Andrew Pinski <apinski@marvell.com>
1807 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Change
1810 2020-01-24 Jeff Law <law@redhat.com>
1813 * config/h8300/h8300.c (h8300_print_operand): Only call byte_reg
1814 for REGs. Call output_operand_lossage to get more reasonable
1817 2020-01-24 Andrew Stubbs <ams@codesourcery.com>
1819 * config/gcn/gcn-valu.md (vec_cmp<mode>di): Use
1820 gcn_fp_compare_operator.
1821 (vec_cmpu<mode>di): Use gcn_compare_operator.
1822 (vec_cmp<u>v64qidi): Use gcn_compare_operator.
1823 (vec_cmp<mode>di_exec): Use gcn_fp_compare_operator.
1824 (vec_cmpu<mode>di_exec): Use gcn_compare_operator.
1825 (vec_cmp<u>v64qidi_exec): Use gcn_compare_operator.
1826 (vec_cmp<mode>di_dup): Use gcn_fp_compare_operator.
1827 (vec_cmp<mode>di_dup_exec): Use gcn_fp_compare_operator.
1828 (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>): Use
1829 gcn_fp_compare_operator.
1830 (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>_exec): Use
1831 gcn_fp_compare_operator.
1832 (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>): Use
1833 gcn_fp_compare_operator.
1834 (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>_exec): Use
1835 gcn_fp_compare_operator.
1837 2020-01-24 Maciej W. Rozycki <macro@wdc.com>
1839 * doc/install.texi (Cross-Compiler-Specific Options): Document
1840 `--with-toolexeclibdir' option.
1842 2020-01-24 Hans-Peter Nilsson <hp@axis.com>
1844 * target.def (flags_regnum): Also mention effect on delay slot filling.
1845 * doc/tm.texi: Regenerate.
1847 2020-01-23 Jeff Law <law@redhat.com>
1849 PR translation/90162
1850 * config/h8300/h8300.c (h8300_option_override): Fix diagnostic text.
1852 2020-01-23 Mikael Tillenius <mti-1@tillenius.com>
1855 * config/h8300/h8300.h (FUNCTION_PROFILER): Fix emission of
1858 2020-01-23 Jakub Jelinek <jakub@redhat.com>
1860 PR rtl-optimization/93402
1861 * postreload.c (reload_combine_recognize_pattern): Don't try to adjust
1864 2020-01-23 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1866 * config.in: Regenerated.
1867 * config/mips/linux.h (NEED_INDICATE_EXEC_STACK): Define to 1
1868 for TARGET_LIBC_GNUSTACK.
1869 * configure: Regenerated.
1870 * configure.ac: Define TARGET_LIBC_GNUSTACK if glibc version is
1871 found to be 2.31 or greater.
1873 2020-01-23 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1875 * config/mips/linux.h (NEED_INDICATE_EXEC_STACK): Define to
1877 * config/mips/mips.c (TARGET_ASM_FILE_END): Define to ...
1878 (mips_asm_file_end): New function. Delegate to
1879 file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK is true.
1880 * config/mips/mips.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1882 2020-01-23 Jakub Jelinek <jakub@redhat.com>
1885 * config/i386/i386-modes.def (POImode): New mode.
1886 (MAX_BITSIZE_MODE_ANY_INT): Change from 128 to 160.
1887 * config/i386/i386.md (DPWI): New mode attribute.
1888 (addv<mode>4, subv<mode>4): Use <DPWI> instead of <DWI>.
1890 (QPWI): ... this. Use POI instead of OI for TImode.
1891 (*addv<dwi>4_doubleword, *addv<dwi>4_doubleword_1,
1892 *subv<dwi>4_doubleword, *subv<dwi>4_doubleword_1): Use <QPWI>
1895 2020-01-23 Richard Sandiford <richard.sandiford@arm.com>
1898 * config/aarch64/aarch64.md (UNSPEC_SPECULATION_TRACKER_REV): New
1900 (speculation_tracker_rev): New pattern.
1901 * config/aarch64/aarch64-speculation.cc (aarch64_do_track_speculation):
1902 Use speculation_tracker_rev to track the inverse condition.
1904 2020-01-23 Richard Biener <rguenther@suse.de>
1906 PR tree-optimization/93381
1907 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Take
1908 alias-set of the def as argument and record the first one.
1909 (vn_walk_cb_data::first_set): New member.
1910 (vn_reference_lookup_3): Pass the alias-set of the current def
1911 to push_partial_def. Fix alias-set used in the aggregate copy
1913 (vn_reference_lookup): Consistently set *last_vuse_ptr.
1914 * real.c (clear_significand_below): Fix out-of-bound access.
1916 2020-01-23 Jakub Jelinek <jakub@redhat.com>
1919 * config/i386/i386.md (*bmi2_bzhi_<mode>3_2, *bmi2_bzhi_<mode>3_3):
1920 New define_insn patterns.
1922 2020-01-23 Richard Sandiford <richard.sandiford@arm.com>
1924 * doc/sourcebuild.texi (check-function-bodies): Add an
1925 optional target/xfail selector.
1927 2020-01-23 Richard Sandiford <richard.sandiford@arm.com>
1929 PR rtl-optimization/93124
1930 * auto-inc-dec.c (merge_in_block): Don't add auto inc/decs to
1931 bare USE and CLOBBER insns.
1933 2020-01-22 Andrew Pinski <apinski@marvell.com>
1935 * config/arc/arc.c (output_short_suffix): Check insn for nullness.
1937 2020-01-22 David Malcolm <dmalcolm@redhat.com>
1940 * gdbinit.in (break-on-saved-diagnostic): Update for move of
1941 diagnostic_manager into "ana" namespace.
1942 * selftest-run-tests.c (selftest::run_tests): Update for move of
1943 selftest::run_analyzer_selftests to
1944 ana::selftest::run_analyzer_selftests.
1946 2020-01-22 Richard Sandiford <richard.sandiford@arm.com>
1948 * cfgexpand.c (union_stack_vars): Update the size.
1950 2020-01-22 Richard Biener <rguenther@suse.de>
1952 PR tree-optimization/93381
1953 * tree-ssa-structalias.c (find_func_aliases): Assume offsetting
1954 throughout, handle all conversions the same.
1956 2020-01-22 Jakub Jelinek <jakub@redhat.com>
1959 * config/aarch64/aarch64.c (aarch64_expand_subvti): Only use
1960 gen_subdi3_compare1_imm if low_in2 satisfies aarch64_plus_immediate
1961 predicate, not whenever it is CONST_INT. Otherwise, force_reg it.
1962 Call force_reg on high_in2 unconditionally.
1964 2020-01-22 Martin Liska <mliska@suse.cz>
1966 PR tree-optimization/92924
1967 * profile.c (compute_value_histograms): Divide
1970 2020-01-22 Jakub Jelinek <jakub@redhat.com>
1973 * output.h (assemble_name_resolve): Declare.
1974 * varasm.c (assemble_name_resolve): New function.
1975 (assemble_name): Use it.
1976 * config/i386/i386.h (ASM_OUTPUT_SYMBOL_REF): Define.
1978 2020-01-22 Joseph Myers <joseph@codesourcery.com>
1980 * doc/sourcebuild.texi (Texinfo Manuals, Front End): Refer to
1981 update_web_docs_git instead of update_web_docs_svn.
1983 2020-01-21 Andrew Pinski <apinski@marvell.com>
1986 * config/aarch64/aarch64.md (tlsgd_small_<mode>): Have operand 0
1987 as PTR mode. Have operand 1 as being modeless, it can be P mode.
1988 (*tlsgd_small_<mode>): Likewise.
1989 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately)
1990 <case SYMBOL_SMALL_TLSGD>: Call gen_tlsgd_small_* with a ptr_mode
1991 register. Convert that register back to dest using convert_mode.
1993 2020-01-21 Jim Wilson <jimw@sifive.com>
1995 * config/riscv/riscv-sr.c (riscv_sr_match_prologue): Use INTVAL
1998 2020-01-21 H.J. Lu <hongjiu.lu@intel.com>
1999 Uros Bizjak <ubizjak@gmail.com>
2002 * config/i386/i386.c (ix86_tls_module_base): Replace Pmode
2004 (legitimize_tls_address): Do GNU2 TLS address computation in
2005 ptr_mode and zero-extend result to Pmode.
2006 * config/i386/i386.md (@tls_dynamic_gnu2_64_<mode>): Replace
2007 :P with :PTR and Pmode with ptr_mode.
2008 (*tls_dynamic_gnu2_lea_64_<mode>): Likewise.
2009 (*tls_dynamic_gnu2_call_64_<mode>): Likewise.
2010 (*tls_dynamic_gnu2_combine_64_<mode>): Likewise.
2012 2020-01-21 Jakub Jelinek <jakub@redhat.com>
2015 * config/riscv/riscv.c (riscv_rtx_costs) <case ZERO_EXTRACT>: Verify
2016 the last two operands are CONST_INT_P before using them as such.
2018 2020-01-21 Richard Sandiford <richard.sandiford@arm.com>
2020 * config/aarch64/aarch64-sve-builtins.def: Use get_typenode_from_name
2021 to get the integer element types.
2023 2020-01-21 Richard Sandiford <richard.sandiford@arm.com>
2025 * config/aarch64/aarch64-sve-builtins.h
2026 (function_expander::convert_to_pmode): Declare.
2027 * config/aarch64/aarch64-sve-builtins.cc
2028 (function_expander::convert_to_pmode): New function.
2029 (function_expander::get_contiguous_base): Use it.
2030 (function_expander::prepare_gather_address_operands): Likewise.
2031 * config/aarch64/aarch64-sve-builtins-sve2.cc
2032 (svwhilerw_svwhilewr_impl::expand): Likewise.
2034 2020-01-21 Szabolcs Nagy <szabolcs.nagy@arm.com>
2037 * config/aarch64/aarch64.c (aarch64_declare_function_name): Set
2038 cfun->machine->label_is_assembled.
2039 (aarch64_print_patchable_function_entry): New.
2040 (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY): Define.
2041 * config/aarch64/aarch64.h (struct machine_function): New field,
2044 2020-01-21 David Malcolm <dmalcolm@redhat.com>
2047 * ipa-profile.c (ipa_profile): Delete call_sums and set it to
2050 2020-01-18 Jan Hubicka <hubicka@ucw.cz>
2053 * cgraph.c (cgraph_edge::resolve_speculation,
2054 cgraph_edge::redirect_call_stmt_to_callee): Fix update of
2055 call_stmt_site_hash.
2057 2020-01-21 Martin Liska <mliska@suse.cz>
2059 * config/rs6000/rs6000.c (common_mode_defined): Remove
2062 2020-01-21 Richard Biener <rguenther@suse.de>
2064 PR tree-optimization/92328
2065 * tree-ssa-sccvn.c (vn_reference_lookup_3): Preserve
2066 type when value-numbering same-sized store by inserting a
2068 (eliminate_dom_walker::eliminate_stmt): When eliminating
2069 a redundant store handle bit-reinterpretation of the same value.
2071 2020-01-21 Andrew Pinski <apinski@marvel.com>
2074 * tree-into-ssa.c (prepare_block_for_update_1): Split out
2076 (prepare_block_for_update): This. Use a worklist instead of
2079 2020-01-21 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2081 * gcc/config/arm/arm.c (clear_operation_p):
2082 Initialise last_regno, skip first iteration
2083 based on the first_set value and use ints instead
2084 of the unnecessary HOST_WIDE_INTs.
2086 2020-01-21 Jakub Jelinek <jakub@redhat.com>
2089 * config/rs6000/rs6000.c (rs6000_emit_cmove): If using fsel, punt for
2090 compare_mode other than SFmode or DFmode.
2092 2020-01-21 Kito Cheng <kito.cheng@sifive.com>
2095 * config/riscv/riscv-protos.h (riscv_hard_regno_rename_ok): New.
2096 * config/riscv/riscv.c (riscv_hard_regno_rename_ok): New.
2097 * config/riscv/riscv.h (HARD_REGNO_RENAME_OK): Defined.
2099 2020-01-20 Wilco Dijkstra <wdijkstr@arm.com>
2101 * config/aarch64/aarch64.c (neoversen1_tunings): Set jump_align to 4.
2103 2020-01-20 Andrew Pinski <apinski@marvell.com>
2106 * targhooks.c (default_print_patchable_function_entry): Use
2107 output_asm_insn to emit the nop instruction.
2109 2020-01-20 Fangrui Song <maskray@google.com>
2112 * targhooks.c (default_print_patchable_function_entry): Align to
2115 2020-01-20 H.J. Lu <hongjiu.lu@intel.com>
2118 * config/i386/i386.c (legitimize_tls_address): Pass Pmode to
2119 gen_tls_dynamic_gnu2_64. Compute GNU2 TLS address in ptr_mode.
2120 * config/i386/i386.md (tls_dynamic_gnu2_64): Renamed to ...
2121 (@tls_dynamic_gnu2_64_<mode>): This. Replace DI with P.
2122 (*tls_dynamic_gnu2_lea_64): Renamed to ...
2123 (*tls_dynamic_gnu2_lea_64_<mode>): This. Replace DI with P.
2124 Remove the {q} suffix from lea.
2125 (*tls_dynamic_gnu2_call_64): Renamed to ...
2126 (*tls_dynamic_gnu2_call_64_<mode>): This. Replace DI with P.
2127 (*tls_dynamic_gnu2_combine_64): Renamed to ...
2128 (*tls_dynamic_gnu2_combine_64_<mode>): This. Replace DI with P.
2129 Pass Pmode to gen_tls_dynamic_gnu2_64.
2131 2020-01-20 Wilco Dijkstra <wdijkstr@arm.com>
2133 * config/aarch64/aarch64.h (SLOW_BYTE_ACCESS): Set to 1.
2135 2020-01-20 Richard Sandiford <richard.sandiford@arm.com>
2137 * config/aarch64/aarch64-sve-builtins-base.cc
2138 (svld1ro_impl::memory_vector_mode): Remove parameter name.
2140 2020-01-20 Richard Biener <rguenther@suse.de>
2143 * dwarf2out.c (prune_unused_types): Unconditionally mark
2144 called function DIEs.
2146 2020-01-20 Martin Liska <mliska@suse.cz>
2148 PR tree-optimization/93199
2149 * tree-eh.c (struct leh_state): Add
2150 new field outer_non_cleanup.
2151 (cleanup_is_dead_in): Pass leh_state instead
2152 of eh_region. Add a checking that state->outer_non_cleanup
2153 points to outer non-clean up region.
2154 (lower_try_finally): Record outer_non_cleanup
2156 (lower_catch): Likewise.
2157 (lower_eh_filter): Likewise.
2158 (lower_eh_must_not_throw): Likewise.
2159 (lower_cleanup): Likewise.
2161 2020-01-20 Richard Biener <rguenther@suse.de>
2163 PR tree-optimization/93094
2164 * tree-vectorizer.h (vect_loop_versioning): Adjust.
2165 (vect_transform_loop): Likewise.
2166 * tree-vectorizer.c (try_vectorize_loop_1): Pass down
2167 loop_vectorized_call to vect_transform_loop.
2168 * tree-vect-loop.c (vect_transform_loop): Pass down
2169 loop_vectorized_call to vect_loop_versioning.
2170 * tree-vect-loop-manip.c (vect_loop_versioning): Use
2171 the earlier discovered loop_vectorized_call.
2173 2020-01-19 Eric S. Raymond <esr@thyrsus.com>
2175 * doc/contribute.texi: Update for SVN -> Git transition.
2176 * doc/install.texi: Likewise.
2178 2020-01-18 Jan Hubicka <hubicka@ucw.cz>
2181 * cgraph.c (cgraph_edge::make_speculative): Increase number of
2182 speculative targets.
2183 (verify_speculative_call): New function
2184 (cgraph_node::verify_node): Use it.
2185 * ipa-profile.c (ipa_profile): Fix formating; do not set number of
2188 2020-01-18 Jan Hubicka <hubicka@ucw.cz>
2191 * cgraph.c (cgraph_edge::resolve_speculation): Fix foramting.
2192 (cgraph_edge::make_direct): Remove all indirect targets.
2193 (cgraph_edge::redirect_call_stmt_to_callee): Use make_direct..
2194 (cgraph_node::verify_node): Verify that only one call_stmt or
2195 lto_stmt_uid is set.
2196 * cgraphclones.c (cgraph_edge::clone): Set only one call_stmt or
2198 * lto-cgraph.c (lto_output_edge): Simplify streaming of stmt.
2199 (lto_output_ref): Simplify streaming of stmt.
2200 * lto-streamer-in.c (fixup_call_stmt_edges_1): Clear lto_stmt_uid.
2202 2020-01-18 Tamar Christina <tamar.christina@arm.com>
2204 * config/aarch64/aarch64-sve-builtins-base.cc (memory_vector_mode):
2205 Mark parameter unused.
2207 2020-01-18 Hans-Peter Nilsson <hp@axis.com>
2209 * config.gcc <obsolete targets>: Add crisv32-*-* and cris-*-linux*
2211 2019-01-18 Gerald Pfeifer <gerald@pfeifer.com>
2213 * varpool.c (ctor_useable_for_folding_p): Fix grammar.
2215 2020-01-18 Iain Sandoe <iain@sandoe.co.uk>
2217 * Makefile.in: Add coroutine-passes.o.
2218 * builtin-types.def (BT_CONST_SIZE): New.
2219 (BT_FN_BOOL_PTR): New.
2220 (BT_FN_PTR_PTR_CONST_SIZE_BOOL): New.
2221 * builtins.def (DEF_COROUTINE_BUILTIN): New.
2222 * coroutine-builtins.def: New file.
2223 * coroutine-passes.cc: New file.
2224 * function.h (struct GTY function): Add a bit to indicate that the
2225 function is a coroutine component.
2226 * internal-fn.c (expand_CO_FRAME): New.
2227 (expand_CO_YIELD): New.
2228 (expand_CO_SUSPN): New.
2229 (expand_CO_ACTOR): New.
2230 * internal-fn.def (CO_ACTOR): New.
2234 * passes.def: Add pass_coroutine_lower_builtins,
2235 pass_coroutine_early_expand_ifns.
2236 * tree-pass.h (make_pass_coroutine_lower_builtins): New.
2237 (make_pass_coroutine_early_expand_ifns): New.
2238 * doc/invoke.texi: Document the fcoroutines command line
2241 2020-01-18 Jakub Jelinek <jakub@redhat.com>
2243 * config/arm/vfp.md (*clear_vfp_multiple): Remove unused variable.
2246 * config/arm/arm.c (clear_operation_p): Don't use REGNO until
2247 after checking the argument is a REG. Don't use REGNO (reg)
2248 again to set last_regno, reuse regno variable instead.
2250 2020-01-17 David Malcolm <dmalcolm@redhat.com>
2252 * doc/analyzer.texi (Limitations): Add note about NaN.
2254 2020-01-17 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2255 Sudakshina Das <sudi.das@arm.com>
2257 * config/arm/arm.md (ashldi3): Generate thumb2_lsll for both reg
2258 and valid immediate.
2259 (ashrdi3): Generate thumb2_asrl for both reg and valid immediate.
2260 (lshrdi3): Generate thumb2_lsrl for valid immediates.
2261 * config/arm/constraints.md (Pg): New.
2262 * config/arm/predicates.md (long_shift_imm): New.
2263 (arm_reg_or_long_shift_imm): Likewise.
2264 * config/arm/thumb2.md (thumb2_asrl): New immediate alternative.
2265 (thumb2_lsll): Likewise.
2268 2020-01-17 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2269 Sudakshina Das <sudi.das@arm.com>
2271 * config/arm/arm.md (ashldi3): Generate thumb2_lsll for TARGET_HAVE_MVE.
2272 (ashrdi3): Generate thumb2_asrl for TARGET_HAVE_MVE.
2273 * config/arm/arm.c (arm_hard_regno_mode_ok): Allocate even odd
2274 register pairs for doubleword quantities for ARMv8.1M-Mainline.
2275 * config/arm/thumb2.md (thumb2_asrl): New.
2276 (thumb2_lsll): Likewise.
2278 2020-01-17 Jakub Jelinek <jakub@redhat.com>
2280 * config/arm/arm.c (cmse_nonsecure_call_inline_register_clear): Remove
2283 2020-01-17 Alexander Monakov <amonakov@ispras.ru>
2285 * gdbinit.in (help-gcc-hooks): New command.
2286 (pp, pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, ptc, pdn, ptn, pdd, prc,
2287 pi, pbm, pel, trt): Take $arg0 instead of $ if supplied. Update
2290 2020-01-17 Matthew Malcomson <matthew.malcomson@arm.com>
2292 * config/aarch64/aarch64-sve.md (@aarch64_sve_ld1ro<mode>): Use the
2293 correct target macro.
2295 2020-01-17 Matthew Malcomson <matthew.malcomson@arm.com>
2297 * config/aarch64/aarch64-protos.h
2298 (aarch64_sve_ld1ro_operand_p): New.
2299 * config/aarch64/aarch64-sve-builtins-base.cc
2300 (class load_replicate): New.
2301 (class svld1ro_impl): New.
2302 (class svld1rq_impl): Change to inherit from load_replicate.
2303 (svld1ro): New sve intrinsic function base.
2304 * config/aarch64/aarch64-sve-builtins-base.def (svld1ro):
2305 New DEF_SVE_FUNCTION.
2306 * config/aarch64/aarch64-sve-builtins-base.h
2307 (svld1ro): New decl.
2308 * config/aarch64/aarch64-sve-builtins.cc
2309 (function_expander::add_mem_operand): Modify assert to allow
2311 * config/aarch64/aarch64-sve.md (@aarch64_sve_ld1ro<mode>): New
2313 * config/aarch64/aarch64.c
2314 (aarch64_sve_ld1rq_operand_p): Implement in terms of ...
2315 (aarch64_sve_ld1rq_ld1ro_operand_p): This.
2316 (aarch64_sve_ld1ro_operand_p): New.
2317 * config/aarch64/aarch64.md (UNSPEC_LD1RO): New unspec.
2318 * config/aarch64/constraints.md (UOb,UOh,UOw,UOd): New.
2319 * config/aarch64/predicates.md
2320 (aarch64_sve_ld1ro_operand_{b,h,w,d}): New.
2322 2020-01-17 Matthew Malcomson <matthew.malcomson@arm.com>
2324 * config/aarch64/aarch64-c.c (_ARM_FEATURE_MATMUL_FLOAT64):
2325 Introduce this ACLE specified predefined macro.
2326 * config/aarch64/aarch64-option-extensions.def (f64mm): New.
2327 (fp): Disabling this disables f64mm.
2328 (simd): Disabling this disables f64mm.
2329 (fp16): Disabling this disables f64mm.
2330 (sve): Disabling this disables f64mm.
2331 * config/aarch64/aarch64.h (AARCH64_FL_F64MM): New.
2332 (AARCH64_ISA_F64MM): New.
2333 (TARGET_F64MM): New.
2334 * doc/invoke.texi (f64mm): Document new option.
2336 2020-01-17 Wilco Dijkstra <wdijkstr@arm.com>
2338 * config/aarch64/aarch64.c (generic_tunings): Add branch fusion.
2339 (neoversen1_tunings): Likewise.
2341 2020-01-17 Wilco Dijkstra <wdijkstr@arm.com>
2344 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap)
2345 Add assert to ensure prolog has been emitted.
2346 (aarch64_split_atomic_op): Likewise.
2347 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>)
2348 Use epilogue_completed rather than reload_completed.
2349 (aarch64_atomic_exchange<mode>): Likewise.
2350 (aarch64_atomic_<atomic_optab><mode>): Likewise.
2351 (atomic_nand<mode>): Likewise.
2352 (aarch64_atomic_fetch_<atomic_optab><mode>): Likewise.
2353 (atomic_fetch_nand<mode>): Likewise.
2354 (aarch64_atomic_<atomic_optab>_fetch<mode>): Likewise.
2355 (atomic_nand_fetch<mode>): Likewise.
2357 2020-01-17 Richard Sandiford <richard.sandiford@arm.com>
2360 * config/aarch64/aarch64.h (REVERSIBLE_CC_MODE): Return false
2362 (REVERSE_CONDITION): Delete.
2363 * config/aarch64/iterators.md (CC_ONLY): New mode iterator.
2364 (CCFP_CCFPE): Likewise.
2365 (e): New mode attribute.
2366 * config/aarch64/aarch64.md (ccmp<GPI:mode>): Rename to...
2367 (@ccmp<CC_ONLY:mode><GPI:mode>): ...this, using CC_ONLY instead of CC.
2368 (fccmp<GPF:mode>, fccmpe<GPF:mode>): Merge into...
2369 (@ccmp<CCFP_CCFPE:mode><GPF:mode>): ...this combined pattern.
2370 (@ccmp<CC_ONLY:mode><GPI:mode>_rev): New pattern.
2371 (@ccmp<CCFP_CCFPE:mode><GPF:mode>_rev): Likewise.
2372 * config/aarch64/aarch64.c (aarch64_gen_compare_reg): Update
2373 name of generator from gen_ccmpdi to gen_ccmpccdi.
2374 (aarch64_gen_ccmp_next): Use code_for_ccmp. If we want to reverse
2375 the previous comparison but aren't able to, use the new ccmp_rev
2378 2020-01-17 Richard Sandiford <richard.sandiford@arm.com>
2380 * gimplify.c (gimplify_return_expr): Use poly_int_tree_p rather
2381 than testing directly for INTEGER_CST.
2382 (gimplify_target_expr, gimplify_omp_depend): Likewise.
2384 2020-01-17 Jakub Jelinek <jakub@redhat.com>
2386 PR tree-optimization/93292
2387 * tree-vect-stmts.c (vectorizable_comparison): Punt also if
2388 get_vectype_for_scalar_type returns NULL.
2390 2020-01-16 Jan Hubicka <hubicka@ucw.cz>
2392 * params.opt (-param=max-predicted-iterations): Increase range from 0.
2393 * predict.c (estimate_loops): Add 1 to param_max_predicted_iterations.
2395 2020-01-16 Jan Hubicka <hubicka@ucw.cz>
2397 * ipa-fnsummary.c (estimate_calls_size_and_time): Fix formating of
2399 * params.opt: (max-predicted-iterations): Set bounds.
2400 * predict.c (real_almost_one, real_br_prob_base,
2401 real_inv_br_prob_base, real_one_half, real_bb_freq_max): Remove.
2402 (propagate_freq): Add max_cyclic_prob parameter; cap cyclic
2403 probabilities; do not truncate to reg_br_prob_bases.
2404 (estimate_loops_at_level): Pass max_cyclic_prob.
2405 (estimate_loops): Compute max_cyclic_prob.
2406 (estimate_bb_frequencies): Do not initialize real_*; update calculation
2408 * profile-count.c (profile_probability::to_sreal): New.
2409 * profile-count.h (class sreal): Move up in file.
2410 (profile_probability::to_sreal): Declare.
2412 2020-01-16 Stam Markianos-Wright <stam.markianos-wright@arm.com>
2415 (arm_invalid_conversion): New function for target hook.
2416 (arm_invalid_unary_op): New function for target hook.
2417 (arm_invalid_binary_op): New function for target hook.
2419 2020-01-16 Stam Markianos-Wright <stam.markianos-wright@arm.com>
2421 * config.gcc: Add arm_bf16.h.
2422 * config/arm/arm-builtins.c (arm_mangle_builtin_type): Fix comment.
2423 (arm_simd_builtin_std_type): Add BFmode.
2424 (arm_init_simd_builtin_types): Define element types for vector types.
2425 (arm_init_bf16_types): New function.
2426 (arm_init_builtins): Add arm_init_bf16_types function call.
2427 * config/arm/arm-modes.def: Add BFmode and V4BF, V8BF vector modes.
2428 * config/arm/arm-simd-builtin-types.def: Add V4BF, V8BF.
2429 * config/arm/arm.c (aapcs_vfp_sub_candidate): Add BFmode.
2430 (arm_hard_regno_mode_ok): Add BFmode and tidy up statements.
2431 (arm_vector_mode_supported_p): Add V4BF, V8BF.
2432 (arm_mangle_type): Add __bf16.
2433 * config/arm/arm.h: Add V4BF, V8BF to VALID_NEON_DREG_MODE,
2434 VALID_NEON_QREG_MODE respectively. Add export arm_bf16_type_node,
2435 arm_bf16_ptr_type_node.
2436 * config/arm/arm.md: Add BFmode to movhf expand, mov pattern and
2437 define_split between ARM registers.
2438 * config/arm/arm_bf16.h: New file.
2439 * config/arm/arm_neon.h: Add arm_bf16.h and Bfloat vector types.
2440 * config/arm/iterators.md: (ANY64_BF, VDXMOV, VHFBF, HFBF, fporbf): New.
2442 * config/arm/neon.md: Add BF vector types to movhf NEON move patterns.
2443 * config/arm/vfp.md: Add BFmode to movhf patterns.
2445 2020-01-16 Mihail Ionescu <mihail.ionescu@arm.com>
2446 Andre Vieira <andre.simoesdiasvieira@arm.com>
2448 * config/arm/arm-cpus.in (mve, mve_float): New features.
2449 (dsp, mve, mve.fp): New options.
2450 * config/arm/arm.h (TARGET_HAVE_MVE, TARGET_HAVE_MVE_FLOAT): Define.
2451 * config/arm/t-rmprofile: Map v8.1-M multilibs to v8-M.
2452 * doc/invoke.texi: Document the armv8.1-m mve and dps options.
2454 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2455 Thomas Preud'homme <thomas.preudhomme@arm.com>
2457 * config/arm/arm-cpus.in (ARMv8_1m_main): Redefine as an extension to
2459 * config/arm/arm.c (arm_options_perform_arch_sanity_checks): Remove
2460 error for using -mcmse when targeting Armv8.1-M Mainline.
2462 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2463 Thomas Preud'homme <thomas.preudhomme@arm.com>
2465 * config/arm/arm.md (nonsecure_call_internal): Do not force memory
2466 address in r4 when targeting Armv8.1-M Mainline.
2467 (nonsecure_call_value_internal): Likewise.
2468 * config/arm/thumb2.md (nonsecure_call_reg_thumb2): Make memory address
2469 a register match_operand again. Emit BLXNS when targeting
2471 (nonsecure_call_value_reg_thumb2): Likewise.
2473 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2474 Thomas Preud'homme <thomas.preudhomme@arm.com>
2476 * config/arm/arm.c (arm_add_cfa_adjust_cfa_note): Declare early.
2477 (cmse_nonsecure_call_inline_register_clear): Define new lazy_fpclear
2478 variable as true when floating-point ABI is not hard. Replace
2479 check against TARGET_HARD_FLOAT_ABI by checks against lazy_fpclear.
2480 Generate VLSTM and VLLDM instruction respectively before and
2481 after a function call to cmse_nonsecure_call function.
2482 * config/arm/unspecs.md (VUNSPEC_VLSTM): Define unspec.
2483 (VUNSPEC_VLLDM): Likewise.
2484 * config/arm/vfp.md (lazy_store_multiple_insn): New define_insn.
2485 (lazy_load_multiple_insn): Likewise.
2487 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2488 Thomas Preud'homme <thomas.preudhomme@arm.com>
2490 * config/arm/arm.c (vfp_emit_fstmd): Declare early.
2491 (arm_emit_vfp_multi_reg_pop): Likewise.
2492 (cmse_nonsecure_call_inline_register_clear): Abstract number of VFP
2493 registers to clear in max_fp_regno. Emit VPUSH and VPOP to save and
2494 restore callee-saved VFP registers.
2496 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2497 Thomas Preud'homme <thomas.preudhomme@arm.com>
2499 * config/arm/arm.c (arm_emit_multi_reg_pop): Declare early.
2500 (cmse_nonsecure_call_clear_caller_saved): Rename into ...
2501 (cmse_nonsecure_call_inline_register_clear): This. Save and clear
2502 callee-saved GPRs as well as clear ip register before doing a nonsecure
2503 call then restore callee-saved GPRs after it when targeting
2505 (arm_reorg): Adapt to function rename.
2507 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2508 Thomas Preud'homme <thomas.preudhomme@arm.com>
2510 * config/arm/arm-protos.h (clear_operation_p): Adapt prototype.
2511 * config/arm/arm.c (clear_operation_p): Extend to be able to check a
2512 clear_vfp_multiple pattern based on a new vfp parameter.
2513 (cmse_clear_registers): Generate VSCCLRM to clear VFP registers when
2514 targeting Armv8.1-M Mainline.
2515 (cmse_nonsecure_entry_clear_before_return): Clear VFP registers
2516 unconditionally when targeting Armv8.1-M Mainline architecture. Check
2517 whether VFP registers are available before looking call_used_regs for a
2519 * config/arm/predicates.md (clear_multiple_operation): Adapt to change
2520 of prototype of clear_operation_p.
2521 (clear_vfp_multiple_operation): New predicate.
2522 * config/arm/unspecs.md (VUNSPEC_VSCCLRM_VPR): New volatile unspec.
2523 * config/arm/vfp.md (clear_vfp_multiple): New define_insn.
2525 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2526 Thomas Preud'homme <thomas.preudhomme@arm.com>
2528 * config/arm/arm-protos.h (clear_operation_p): Declare.
2529 * config/arm/arm.c (clear_operation_p): New function.
2530 (cmse_clear_registers): Generate clear_multiple instruction pattern if
2531 targeting Armv8.1-M Mainline or successor.
2532 (output_return_instruction): Only output APSR register clearing if
2533 Armv8.1-M Mainline instructions not available.
2534 (thumb_exit): Likewise.
2535 * config/arm/predicates.md (clear_multiple_operation): New predicate.
2536 * config/arm/thumb2.md (clear_apsr): New define_insn.
2537 (clear_multiple): Likewise.
2538 * config/arm/unspecs.md (VUNSPEC_CLRM_APSR): New volatile unspec.
2540 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2541 Thomas Preud'homme <thomas.preudhomme@arm.com>
2543 * config/arm/arm.c (fp_sysreg_names): Declare and define.
2544 (use_return_insn): Also return false for Armv8.1-M Mainline.
2545 (output_return_instruction): Skip FPSCR clearing if Armv8.1-M
2546 Mainline instructions are available.
2547 (arm_compute_frame_layout): Allocate space in frame for FPCXTNS
2548 when targeting Armv8.1-M Mainline Security Extensions.
2549 (arm_expand_prologue): Save FPCXTNS if this is an Armv8.1-M
2550 Mainline entry function.
2551 (cmse_nonsecure_entry_clear_before_return): Clear IP and r4 if
2552 targeting Armv8.1-M Mainline or successor.
2553 (arm_expand_epilogue): Fix indentation of caller-saved register
2554 clearing. Restore FPCXTNS if this is an Armv8.1-M Mainline
2556 * config/arm/arm.h (TARGET_HAVE_FP_CMSE): New macro.
2557 (FP_SYSREGS): Likewise.
2558 (enum vfp_sysregs_encoding): Define enum.
2559 (fp_sysreg_names): Declare.
2560 * config/arm/unspecs.md (VUNSPEC_VSTR_VLDR): New volatile unspec.
2561 * config/arm/vfp.md (push_fpsysreg_insn): New define_insn.
2562 (pop_fpsysreg_insn): Likewise.
2564 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2565 Thomas Preud'homme <thomas.preudhomme@arm.com>
2567 * config/arm/arm-cpus.in (armv8_1m_main): New feature.
2568 (ARMv4, ARMv4t, ARMv5t, ARMv5te, ARMv5tej, ARMv6, ARMv6j, ARMv6k,
2569 ARMv6z, ARMv6kz, ARMv6zk, ARMv6t2, ARMv6m, ARMv7, ARMv7a, ARMv7ve,
2570 ARMv7r, ARMv7m, ARMv7em, ARMv8a, ARMv8_1a, ARMv8_2a, ARMv8_3a,
2571 ARMv8_4a, ARMv8_5a, ARMv8m_base, ARMv8m_main, ARMv8r): Reindent.
2572 (ARMv8_1m_main): New feature group.
2573 (armv8.1-m.main): New architecture.
2574 * config/arm/arm-tables.opt: Regenerate.
2575 * config/arm/arm.c (arm_arch8_1m_main): Define and default initialize.
2576 (arm_option_reconfigure_globals): Initialize arm_arch8_1m_main.
2577 (arm_options_perform_arch_sanity_checks): Error out when targeting
2578 Armv8.1-M Mainline Security Extensions.
2579 * config/arm/arm.h (arm_arch8_1m_main): Declare.
2581 2020-01-16 Stam Markianos-Wright <stam.markianos-wright@arm.com>
2583 * config/aarch64/aarch64-simd-builtins.def (aarch64_bfdot,
2584 aarch64_bfdot_lane, aarch64_bfdot_laneq): New.
2585 * config/aarch64/aarch64-simd.md (aarch64_bfdot, aarch64_bfdot_lane,
2586 aarch64_bfdot_laneq): New.
2587 * config/aarch64/arm_bf16.h (vbfdot_f32, vbfdotq_f32,
2588 vbfdot_lane_f32, vbfdotq_lane_f32, vbfdot_laneq_f32,
2589 vbfdotq_laneq_f32): New.
2590 * config/aarch64/iterators.md (UNSPEC_BFDOT, Vbfdottype,
2591 VBFMLA_W, VBF): New.
2592 (isquadop): Add V4BF, V8BF.
2594 2020-01-16 Stam Markianos-Wright <stam.markianos-wright@arm.com>
2596 * config/aarch64/aarch64-builtins.c: (enum aarch64_type_qualifiers):
2597 New qualifier_lane_quadtup_index, TYPES_TERNOP_SSUS,
2598 TYPES_QUADOPSSUS_LANE_QUADTUP, TYPES_QUADOPSSSU_LANE_QUADTUP.
2599 (aarch64_simd_expand_args): Add case SIMD_ARG_LANE_QUADTUP_INDEX.
2600 (aarch64_simd_expand_builtin): Add qualifier_lane_quadtup_index.
2601 * config/aarch64/aarch64-simd-builtins.def (usdot, usdot_lane,
2602 usdot_laneq, sudot_lane,sudot_laneq): New.
2603 * config/aarch64/aarch64-simd.md (aarch64_usdot): New.
2604 (aarch64_<sur>dot_lane): New.
2605 * config/aarch64/arm_neon.h (vusdot_s32): New.
2607 (vusdot_lane_s32): New.
2608 (vsudot_lane_s32): New.
2609 * config/aarch64/iterators.md (DOTPROD_I8MM): New iterator.
2610 (UNSPEC_USDOT, UNSPEC_SUDOT): New unspecs.
2612 2020-01-16 Martin Liska <mliska@suse.cz>
2614 * value-prof.c (dump_histogram_value): Fix
2615 obvious spacing issue.
2617 2020-01-16 Andrew Pinski <apinski@marvell.com>
2619 * tree-ssa-sccvn.c(vn_reference_lookup_3): Check lhs for
2620 !storage_order_barrier_p.
2622 2020-01-16 Andrew Pinski <apinski@marvell.com>
2624 * sched-int.h (_dep): Add unused bit-field field for the padding.
2625 * sched-deps.c (init_dep_1): Init unused field.
2627 2020-01-16 Andrew Pinski <apinski@marvell.com>
2629 * optabs.h (create_expand_operand): Initialize target field also.
2631 2020-01-16 Andre Vieira <andre.simoesdiasvieira@arm.com>
2633 PR tree-optimization/92429
2634 * tree-ssa-loop-niter.h (simplify_replace_tree): Add parameter.
2635 * tree-ssa-loop-niter.c (simplify_replace_tree): Add parameter to
2637 * tree-vect-loop.c (update_epilogue_vinfo): Do not fold when replacing
2640 2020-01-16 Richard Sandiford <richard.sandiford@arm.com>
2642 * config/aarch64/aarch64.c (aarch64_split_sve_subreg_move): Apply
2643 aarch64_sve_int_mode to each mode.
2645 2020-01-15 David Malcolm <dmalcolm@redhat.com>
2647 * doc/analyzer.texi (Overview): Add note about
2648 -fdump-ipa-analyzer.
2650 2020-01-15 Wilco Dijkstra <wdijkstr@arm.com>
2652 PR tree-optimization/93231
2653 * tree-ssa-forwprop.c (optimize_count_trailing_zeroes): Check
2654 input_type is unsigned. Use tree_to_shwi for shift constant.
2655 Check CST_STRING element size is CHAR_TYPE_SIZE bits.
2656 (simplify_count_trailing_zeroes): Add test to handle known non-zero
2657 inputs more efficiently.
2659 2020-01-15 Uroš Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386.md (*movsf_internal): Do not require
2662 SSE2 ISA for alternatives 14 and 15.
2664 2020-01-15 Richard Biener <rguenther@suse.de>
2667 * tree-eh.c (sink_clobbers): If we already visited the destination
2668 block do not defer insertion.
2669 (pass_lower_eh_dispatch::execute): Maintain BB_VISITED for
2670 the purpose of defered insertion.
2672 2020-01-15 Jakub Jelinek <jakub@redhat.com>
2674 * BASE-VER: Bump to 10.0.1.
2676 2020-01-15 Richard Sandiford <richard.sandiford@arm.com>
2678 PR tree-optimization/93247
2679 * tree-vect-loop.c (update_epilogue_loop_vinfo): Check the access
2680 type of the stmt that we're going to vectorize.
2682 2020-01-15 Richard Sandiford <richard.sandiford@arm.com>
2684 * tree-vect-slp.c (vectorize_slp_instance_root_stmt): Use a
2685 VIEW_CONVERT_EXPR if the vectorized constructor has a diffeent
2688 2020-01-15 Martin Liska <mliska@suse.cz>
2690 * ipa-profile.c (ipa_profile_read_edge_summary): Do not allow
2691 2 calls of streamer_read_hwi in a function call.
2693 2020-01-15 Richard Biener <rguenther@suse.de>
2695 * alias.c (record_alias_subset): Avoid redundant work when
2696 subset is already recorded.
2698 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2700 * doc/invoke.texi (-fdiagnostics-show-cwe): Add note that some of
2701 the analyzer options provide CWE identifiers.
2703 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2705 * tree-diagnostic-path.cc (path_summary::event_range::print):
2706 When testing for UNKNOWN_LOCATION, look through ad-hoc wrappers
2707 using get_pure_location.
2709 2020-01-15 Jakub Jelinek <jakub@redhat.com>
2711 PR tree-optimization/93262
2712 * tree-ssa-dse.c (maybe_trim_memstar_call): For *_chk builtins,
2713 perform head trimming only if the last argument is constant,
2714 either all ones, or larger or equal to head trim, in the latter
2715 case decrease the last argument by head_trim.
2717 PR tree-optimization/93249
2718 * tree-ssa-dse.c: Include builtins.h and gimple-fold.h.
2719 (maybe_trim_memstar_call): Move head_trim and tail_trim vars to
2720 function body scope, reindent. For BUILTIN_IN_STRNCPY*, don't
2721 perform head trim unless we can prove there are no '\0' chars
2722 from the source among the first head_trim chars.
2724 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2726 * Makefile.in (ANALYZER_OBJS): Add analyzer/function-set.o.
2728 2020-01-15 Jakub Jelinek <jakub@redhat.com>
2731 * config/i386/sse.md
2732 (*<sd_mask_codefor>fma_fmadd_<mode><sd_maskz_name>_bcst_1,
2733 *<sd_mask_codefor>fma_fmsub_<mode><sd_maskz_name>_bcst_1,
2734 *<sd_mask_codefor>fma_fnmadd_<mode><sd_maskz_name>_bcst_1,
2735 *<sd_mask_codefor>fma_fnmsub_<mode><sd_maskz_name>_bcst_1): Use
2736 just a single alternative instead of two, make operands 1 and 2
2739 2020-01-14 Jan Hubicka <hubicka@ucw.cz>
2742 * ipa-devirt.c (odr_types_equivalent_p): Compare TREE_ADDRESSABLE and
2745 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2747 * Makefile.in (lang_opt_files): Add analyzer.opt.
2748 (ANALYZER_OBJS): New.
2749 (OBJS): Add digraph.o, graphviz.o, ordered-hash-map-tests.o,
2750 tristate.o and ANALYZER_OBJS.
2751 (TEXI_GCCINT_FILES): Add analyzer.texi.
2752 * common.opt (-fanalyzer): New driver option.
2753 * config.in: Regenerate.
2754 * configure: Regenerate.
2755 * configure.ac (--disable-analyzer, ENABLE_ANALYZER): New option.
2756 (gccdepdir): Also create depdir for "analyzer" subdir.
2757 * digraph.cc: New file.
2758 * digraph.h: New file.
2759 * doc/analyzer.texi: New file.
2760 * doc/gccint.texi ("Static Analyzer") New menu item.
2761 (analyzer.texi): Include it.
2762 * doc/invoke.texi ("Static Analyzer Options"): New list and new section.
2763 ("Warning Options"): Add static analysis warnings to the list.
2764 (-Wno-analyzer-double-fclose): New option.
2765 (-Wno-analyzer-double-free): New option.
2766 (-Wno-analyzer-exposure-through-output-file): New option.
2767 (-Wno-analyzer-file-leak): New option.
2768 (-Wno-analyzer-free-of-non-heap): New option.
2769 (-Wno-analyzer-malloc-leak): New option.
2770 (-Wno-analyzer-possible-null-argument): New option.
2771 (-Wno-analyzer-possible-null-dereference): New option.
2772 (-Wno-analyzer-null-argument): New option.
2773 (-Wno-analyzer-null-dereference): New option.
2774 (-Wno-analyzer-stale-setjmp-buffer): New option.
2775 (-Wno-analyzer-tainted-array-index): New option.
2776 (-Wno-analyzer-use-after-free): New option.
2777 (-Wno-analyzer-use-of-pointer-in-stale-stack-frame): New option.
2778 (-Wno-analyzer-use-of-uninitialized-value): New option.
2779 (-Wanalyzer-too-complex): New option.
2780 (-fanalyzer-call-summaries): New warning.
2781 (-fanalyzer-checker=): New warning.
2782 (-fanalyzer-fine-grained): New warning.
2783 (-fno-analyzer-state-merge): New warning.
2784 (-fno-analyzer-state-purge): New warning.
2785 (-fanalyzer-transitivity): New warning.
2786 (-fanalyzer-verbose-edges): New warning.
2787 (-fanalyzer-verbose-state-changes): New warning.
2788 (-fanalyzer-verbosity=): New warning.
2789 (-fdump-analyzer): New warning.
2790 (-fdump-analyzer-callgraph): New warning.
2791 (-fdump-analyzer-exploded-graph): New warning.
2792 (-fdump-analyzer-exploded-nodes): New warning.
2793 (-fdump-analyzer-exploded-nodes-2): New warning.
2794 (-fdump-analyzer-exploded-nodes-3): New warning.
2795 (-fdump-analyzer-supergraph): New warning.
2796 * doc/sourcebuild.texi (dg-require-dot): New.
2797 (dg-check-dot): New.
2798 * gdbinit.in (break-on-saved-diagnostic): New command.
2799 * graphviz.cc: New file.
2800 * graphviz.h: New file.
2801 * ordered-hash-map-tests.cc: New file.
2802 * ordered-hash-map.h: New file.
2803 * passes.def (pass_analyzer): Add before
2804 pass_ipa_whole_program_visibility.
2805 * selftest-run-tests.c (selftest::run_tests): Call
2806 selftest::ordered_hash_map_tests_cc_tests.
2807 * selftest.h (selftest::ordered_hash_map_tests_cc_tests): New
2809 * shortest-paths.h: New file.
2810 * timevar.def (TV_ANALYZER): New timevar.
2811 (TV_ANALYZER_SUPERGRAPH): Likewise.
2812 (TV_ANALYZER_STATE_PURGE): Likewise.
2813 (TV_ANALYZER_PLAN): Likewise.
2814 (TV_ANALYZER_SCC): Likewise.
2815 (TV_ANALYZER_WORKLIST): Likewise.
2816 (TV_ANALYZER_DUMP): Likewise.
2817 (TV_ANALYZER_DIAGNOSTICS): Likewise.
2818 (TV_ANALYZER_SHORTEST_PATHS): Likewise.
2819 * tree-pass.h (make_pass_analyzer): New decl.
2820 * tristate.cc: New file.
2821 * tristate.h: New file.
2823 2020-01-14 Uroš Bizjak <ubizjak@gmail.com>
2826 * config/i386/i386.md (*movsf_internal): Require SSE2 ISA for
2827 alternatives 9 and 10.
2829 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2831 * attribs.c (excl_hash_traits::empty_zero_p): New static constant.
2832 * gcov.c (function_start_pair_hash::empty_zero_p): Likewise.
2833 * graphite.c (struct sese_scev_hash::empty_zero_p): Likewise.
2834 * hash-map-tests.c (selftest::test_nonzero_empty_key): New selftest.
2835 (selftest::hash_map_tests_c_tests): Call it.
2836 * hash-map-traits.h (simple_hashmap_traits::empty_zero_p):
2837 New static constant, using the value of = H::empty_zero_p.
2838 (unbounded_hashmap_traits::empty_zero_p): Likewise, using the value
2839 from default_hash_traits <Value>.
2840 * hash-map.h (hash_map::empty_zero_p): Likewise, using the value
2842 * hash-set-tests.c (value_hash_traits::empty_zero_p): Likewise.
2843 * hash-table.h (hash_table::alloc_entries): Guard the loop of
2844 calls to mark_empty with !Descriptor::empty_zero_p.
2845 (hash_table::empty_slow): Conditionalize the memset call with a
2846 check that Descriptor::empty_zero_p; otherwise, loop through the
2847 entries calling mark_empty on them.
2848 * hash-traits.h (int_hash::empty_zero_p): New static constant.
2849 (pointer_hash::empty_zero_p): Likewise.
2850 (pair_hash::empty_zero_p): Likewise.
2851 * ipa-devirt.c (default_hash_traits <type_pair>::empty_zero_p):
2853 * ipa-prop.c (ipa_bit_ggc_hash_traits::empty_zero_p): Likewise.
2854 (ipa_vr_ggc_hash_traits::empty_zero_p): Likewise.
2855 * profile.c (location_triplet_hash::empty_zero_p): Likewise.
2856 * sanopt.c (sanopt_tree_triplet_hash::empty_zero_p): Likewise.
2857 (sanopt_tree_couple_hash::empty_zero_p): Likewise.
2858 * tree-hasher.h (int_tree_hasher::empty_zero_p): Likewise.
2859 * tree-ssa-sccvn.c (vn_ssa_aux_hasher::empty_zero_p): Likewise.
2860 * tree-vect-slp.c (bst_traits::empty_zero_p): Likewise.
2862 (default_hash_traits<scalar_cond_masked_key>::empty_zero_p):
2865 2020-01-14 Kewen Lin <linkw@gcc.gnu.org>
2867 * cfgloopanal.c (average_num_loop_insns): Free bbs when early return,
2868 fix typo on return value.
2870 2020-01-14 Xiong Hu Luo <luoxhu@linux.ibm.com>
2873 * cgraph.c (symbol_table::create_edge): Init speculative_id and
2875 (cgraph_edge::make_speculative): Add param for setting speculative_id
2877 (cgraph_edge::speculative_call_info): Update comments and find reference
2878 by speculative_id for multiple indirect targets.
2879 (cgraph_edge::resolve_speculation): Decrease the speculations
2880 for indirect edge, drop it's speculative if not direct target
2881 left. Update comments.
2882 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2883 (cgraph_node::dump): Print num_speculative_call_targets.
2884 (cgraph_node::verify_node): Don't report error if speculative
2885 edge not include statement.
2886 (cgraph_edge::num_speculative_call_targets_p): New function.
2887 * cgraph.h (int common_target_id): Remove.
2888 (int common_target_probability): Remove.
2889 (num_speculative_call_targets): New variable.
2890 (make_speculative): Add param for setting speculative_id.
2891 (cgraph_edge::num_speculative_call_targets_p): New declare.
2892 (target_prob): New variable.
2893 (speculative_id): New variable.
2894 * ipa-fnsummary.c (analyze_function_body): Create and duplicate
2895 call summaries for multiple speculative call targets.
2896 * cgraphclones.c (cgraph_node::create_clone): Clone speculative_id.
2897 * ipa-profile.c (struct speculative_call_target): New struct.
2898 (class speculative_call_summary): New class.
2899 (class speculative_call_summaries): New class.
2900 (call_sums): New variable.
2901 (ipa_profile_generate_summary): Generate indirect multiple targets summaries.
2902 (ipa_profile_write_edge_summary): New function.
2903 (ipa_profile_write_summary): Stream out indirect multiple targets summaries.
2904 (ipa_profile_dump_all_summaries): New function.
2905 (ipa_profile_read_edge_summary): New function.
2906 (ipa_profile_read_summary_section): New function.
2907 (ipa_profile_read_summary): Stream in indirect multiple targets summaries.
2908 (ipa_profile): Generate num_speculative_call_targets from
2910 * ipa-ref.h (speculative_id): New variable.
2911 * ipa-utils.c (ipa_merge_profiles): Update with target_prob.
2912 * lto-cgraph.c (lto_output_edge): Remove indirect common_target_id and
2913 common_target_probability. Stream out speculative_id and
2914 num_speculative_call_targets.
2915 (input_edge): Likewise.
2916 * predict.c (dump_prediction): Remove edges count assert to be
2918 * symtab.c (symtab_node::create_reference): Init speculative_id.
2919 (symtab_node::clone_references): Clone speculative_id.
2920 (symtab_node::clone_referring): Clone speculative_id.
2921 (symtab_node::clone_reference): Clone speculative_id.
2922 (symtab_node::clear_stmts_in_references): Clear speculative_id.
2923 * tree-inline.c (copy_bb): Duplicate all the speculative edges
2924 if indirect call contains multiple speculative targets.
2925 * value-prof.h (check_ic_target): Remove.
2926 * value-prof.c (gimple_value_profile_transformations):
2927 Use void function gimple_ic_transform.
2928 * value-prof.c (gimple_ic_transform): Handle topn case.
2929 Fix comment typos. Change it to a void function.
2931 2020-01-13 Andrew Pinski <apinski@marvell.com>
2933 * config/aarch64/aarch64-cores.def (octeontx2): New define.
2934 (octeontx2t98): New define.
2935 (octeontx2t96): New define.
2936 (octeontx2t93): New define.
2937 (octeontx2f95): New define.
2938 (octeontx2f95n): New define.
2939 (octeontx2f95mm): New define.
2940 * config/aarch64/aarch64-tune.md: Regenerate.
2941 * doc/invoke.texi (-mcpu=): Document the new cpu types.
2943 2020-01-13 Jason Merrill <jason@redhat.com>
2945 PR c++/33799 - destroy return value if local cleanup throws.
2946 * gimplify.c (gimplify_return_expr): Handle COMPOUND_EXPR.
2948 2020-01-13 Martin Liska <mliska@suse.cz>
2950 * ipa-cp.c (get_max_overall_size): Use newly
2951 renamed param param_ipa_cp_unit_growth.
2952 * params.opt: Remove legacy param name.
2954 2020-01-13 Martin Sebor <msebor@redhat.com>
2956 PR tree-optimization/93213
2957 * tree-ssa-strlen.c (handle_store): Only allow single-byte nul-over-nul
2958 stores to be eliminated.
2960 2020-01-13 Martin Liska <mliska@suse.cz>
2962 * opts.c (print_help): Do not print CL_PARAM
2963 and CL_WARNING for CL_OPTIMIZATION.
2965 2020-01-13 Jonathan Wakely <jwakely@redhat.com>
2968 * doc/invoke.texi (Warning Options): Add caveat about some warnings
2969 depending on optimization settings.
2971 2020-01-13 Jakub Jelinek <jakub@redhat.com>
2973 PR tree-optimization/90838
2974 * tree-ssa-forwprop.c (simplify_count_trailing_zeroes): Use
2975 SCALAR_INT_TYPE_MODE directly in CTZ_DEFINED_VALUE_AT_ZERO macro
2976 argument rather than to initialize temporary for targets that
2977 don't use the mode argument at all. Initialize ctzval to avoid
2980 2020-01-10 Thomas Schwinge <thomas@codesourcery.com>
2982 * tree.h (OMP_CLAUSE_USE_DEVICE_PTR_IF_PRESENT): New definition.
2983 * tree-core.h: Document it.
2984 * gimplify.c (gimplify_omp_workshare): Set it.
2985 * omp-low.c (lower_omp_target): Use it.
2986 * tree-pretty-print.c (dump_omp_clause): Print it.
2988 * omp-low.c (lower_omp_target) <OMP_CLAUSE_USE_DEVICE_PTR etc.>:
2989 Assert that for OpenACC we always have 'GOMP_MAP_USE_DEVICE_PTR'.
2991 2020-01-10 David Malcolm <dmalcolm@redhat.com>
2993 * Makefile.in (OBJS): Add tree-diagnostic-path.o.
2994 * common.opt (fdiagnostics-path-format=): New option.
2995 (diagnostic_path_format): New enum.
2996 (fdiagnostics-show-path-depths): New option.
2997 * coretypes.h (diagnostic_event_id_t): New forward decl.
2998 * diagnostic-color.c (color_dict): Add "path".
2999 * diagnostic-event-id.h: New file.
3000 * diagnostic-format-json.cc (json_from_expanded_location): Make
3002 (json_end_diagnostic): Call context->make_json_for_path if it
3003 exists and the diagnostic has a path.
3004 (diagnostic_output_format_init): Clear context->print_path.
3005 * diagnostic-path.h: New file.
3006 * diagnostic-show-locus.c (colorizer::set_range): Special-case
3007 when printing a run of events in a diagnostic_path so that they
3008 all get the same color.
3009 (layout::m_diagnostic_path_p): New field.
3010 (layout::layout): Initialize it.
3011 (layout::print_any_labels): Don't colorize the label text for an
3012 event in a diagnostic_path.
3013 (gcc_rich_location::add_location_if_nearby): Add
3014 "restrict_to_current_line_spans" and "label" params. Pass the
3015 former to layout.maybe_add_location_range; pass the latter
3016 when calling add_range.
3017 * diagnostic.c: Include "diagnostic-path.h".
3018 (diagnostic_initialize): Initialize context->path_format and
3019 context->show_path_depths.
3020 (diagnostic_show_any_path): New function.
3021 (diagnostic_path::interprocedural_p): New function.
3022 (diagnostic_report_diagnostic): Call diagnostic_show_any_path.
3023 (simple_diagnostic_path::num_events): New function.
3024 (simple_diagnostic_path::get_event): New function.
3025 (simple_diagnostic_path::add_event): New function.
3026 (simple_diagnostic_event::simple_diagnostic_event): New ctor.
3027 (simple_diagnostic_event::~simple_diagnostic_event): New dtor.
3028 (debug): New overload taking a diagnostic_path *.
3029 * diagnostic.def (DK_DIAGNOSTIC_PATH): New.
3030 * diagnostic.h (enum diagnostic_path_format): New enum.
3031 (json::value): New forward decl.
3032 (diagnostic_context::path_format): New field.
3033 (diagnostic_context::show_path_depths): New field.
3034 (diagnostic_context::print_path): New callback field.
3035 (diagnostic_context::make_json_for_path): New callback field.
3036 (diagnostic_show_any_path): New decl.
3037 (json_from_expanded_location): New decl.
3038 * doc/invoke.texi (-fdiagnostics-path-format=): New option.
3039 (-fdiagnostics-show-path-depths): New option.
3040 (-fdiagnostics-color): Add "path" to description of default
3041 GCC_COLORS; describe it.
3042 (-fdiagnostics-format=json): Document how diagnostic paths are
3043 represented in the JSON output format.
3044 * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
3045 Add optional params "restrict_to_current_line_spans" and "label".
3046 * opts.c (common_handle_option): Handle
3047 OPT_fdiagnostics_path_format_ and
3048 OPT_fdiagnostics_show_path_depths.
3049 * pretty-print.c: Include "diagnostic-event-id.h".
3050 (pp_format): Implement "%@" format code for printing
3051 diagnostic_event_id_t *.
3052 (selftest::test_pp_format): Add tests for "%@".
3053 * selftest-run-tests.c (selftest::run_tests): Call
3054 selftest::tree_diagnostic_path_cc_tests.
3055 * selftest.h (selftest::tree_diagnostic_path_cc_tests): New decl.
3056 * toplev.c (general_init): Initialize global_dc->path_format and
3057 global_dc->show_path_depths.
3058 * tree-diagnostic-path.cc: New file.
3059 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Make
3060 non-static. Drop "diagnostic" param in favor of storing the
3061 original value of "where" and re-using it.
3062 (virt_loc_aware_diagnostic_finalizer): Update for dropped param of
3063 maybe_unwind_expanded_macro_loc.
3064 (tree_diagnostics_defaults): Initialize context->print_path and
3065 context->make_json_for_path.
3066 * tree-diagnostic.h (default_tree_diagnostic_path_printer): New
3068 (default_tree_make_json_for_path): New decl.
3069 (maybe_unwind_expanded_macro_loc): New decl.
3071 2020-01-10 Jakub Jelinek <jakub@redhat.com>
3073 PR tree-optimization/93210
3074 * fold-const.h (native_encode_initializer,
3075 can_native_interpret_type_p): Declare.
3076 * fold-const.c (native_encode_string): Fix up handling with off != -1,
3078 (native_encode_initializer): New function, moved from dwarf2out.c.
3079 Adjust to native_encode_expr compatible arguments, including dry-run
3080 and partial extraction modes. Don't handle STRING_CST.
3081 (can_native_interpret_type_p): No longer static.
3082 * gimple-fold.c (fold_ctor_reference): For native_encode_expr, verify
3083 offset / BITS_PER_UNIT fits into int and don't call it if
3084 can_native_interpret_type_p fails. If suboff is NULL and for
3085 CONSTRUCTOR fold_{,non}array_ctor_reference returns NULL, retry with
3086 native_encode_initializer.
3087 (fold_const_aggregate_ref_1): Formatting fix.
3088 * dwarf2out.c (native_encode_initializer): Moved to fold-const.c.
3089 (tree_add_const_value_attribute): Adjust caller.
3091 PR tree-optimization/90838
3092 * tree-ssa-forwprop.c (simplify_count_trailing_zeroes): Use
3093 SCALAR_INT_TYPE_MODE instead of TYPE_MODE as operand of
3094 CTZ_DEFINED_VALUE_AT_ZERO.
3096 2020-01-10 Vladimir Makarov <vmakarov@redhat.com>
3099 * lra-constraints.c (match_reload): Permit input operands have the
3100 same mode as output while other input operands have a different
3103 2020-01-10 Wilco Dijkstra <wdijkstr@arm.com>
3105 PR tree-optimization/90838
3106 * tree-ssa-forwprop.c (check_ctz_array): Add new function.
3107 (check_ctz_string): Likewise.
3108 (optimize_count_trailing_zeroes): Likewise.
3109 (simplify_count_trailing_zeroes): Likewise.
3110 (pass_forwprop::execute): Try ctz simplification.
3111 * match.pd: Add matching for ctz idioms.
3113 2020-01-10 Stam Markianos-Wright <stam.markianos-wright@arm.com>
3115 * config/aarch64/aarch64.c (aarch64_invalid_conversion): New function
3117 (aarch64_invalid_unary_op): New function for target hook.
3118 (aarch64_invalid_binary_op): New function for target hook.
3120 2020-01-10 Stam Markianos-Wright <stam.markianos-wright@arm.com>
3122 * config.gcc: Add arm_bf16.h.
3123 * config/aarch64/aarch64-builtins.c
3124 (aarch64_simd_builtin_std_type): Add BFmode.
3125 (aarch64_init_simd_builtin_types): Define element types for vector
3127 (aarch64_init_bf16_types): New function.
3128 (aarch64_general_init_builtins): Add arm_init_bf16_types function call.
3129 * config/aarch64/aarch64-modes.def: Add BFmode and V4BF, V8BF vector
3131 * config/aarch64/aarch64-simd-builtin-types.def: Add BF SIMD types.
3132 * config/aarch64/aarch64-simd.md: Add BF vector types to NEON move
3134 * config/aarch64/aarch64.h (AARCH64_VALID_SIMD_DREG_MODE): Add V4BF.
3135 (AARCH64_VALID_SIMD_QREG_MODE): Add V8BF.
3136 * config/aarch64/aarch64.c
3137 (aarch64_classify_vector_mode): Add support for BF types.
3138 (aarch64_gimplify_va_arg_expr): Add support for BF types.
3139 (aarch64_vq_mode): Add support for BF types.
3140 (aarch64_simd_container_mode): Add support for BF types.
3141 (aarch64_mangle_type): Add support for BF scalar type.
3142 * config/aarch64/aarch64.md: Add BFmode to movhf pattern.
3143 * config/aarch64/arm_bf16.h: New file.
3144 * config/aarch64/arm_neon.h: Add arm_bf16.h and Bfloat vector types.
3145 * config/aarch64/iterators.md: Add BF types to mode attributes.
3146 (HFBF, GPF_TF_F16_MOV, VDMOV, VQMOV, VQMOV_NO2Em VALL_F16MOV): New.
3148 2020-01-10 Jason Merrill <jason@redhat.com>
3150 PR c++/93173 - incorrect tree sharing.
3151 * gimplify.c (copy_if_shared): No longer static.
3152 * gimplify.h: Declare it.
3154 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3156 * doc/invoke.texi (-msve-vector-bits=): Document that
3157 -msve-vector-bits=128 now generates VL-specific code for
3158 little-endian targets.
3159 * config/aarch64/aarch64-sve-builtins.cc (register_builtin_types): Use
3160 build_vector_type_for_mode to construct the data vector types.
3161 * config/aarch64/aarch64.c (aarch64_convert_sve_vector_bits): Generate
3162 VL-specific code for -msve-vector-bits=128 on little-endian targets.
3163 (aarch64_simd_container_mode): Always prefer Advanced SIMD modes
3164 for 128-bit vectors.
3166 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3168 * config/aarch64/aarch64.c (aarch64_evpc_sel): Fix gen_vcond_mask
3171 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3173 * config/aarch64/aarch64-builtins.c
3174 (aarch64_builtin_vectorized_function): Check for specific vector modes,
3175 rather than checking the number of elements and the element mode.
3177 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3179 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
3180 get_related_vectype_for_scalar_type rather than build_vector_type
3181 to create the index type for a conditional reduction.
3183 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3185 * tree-vect-loop.c (update_epilogue_loop_vinfo): Update DR_REF
3186 for any type of gather or scatter, including strided accesses.
3188 2020-01-10 Andre Vieira <andre.simoesdiasvieira@arm.com>
3190 * tree-vectorizer.h (get_dr_vinfo_offset): Add missing function
3193 2020-01-10 Andre Vieira <andre.simoesdiasvieira@arm.com>
3195 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Use
3197 * tree-vect-loop.c (update_epilogue_loop_vinfo): Remove orig_drs_init
3198 parameter and its use to reset DR_OFFSET's.
3199 (vect_transform_loop): Remove orig_drs_init argument.
3200 * tree-vect-loop-manip.c (vect_update_init_of_dr): Update the offset
3201 member of dr_vec_info rather than the offset of the associated
3202 data_reference's innermost_loop_behavior.
3203 (vect_update_init_of_dr): Pass dr_vec_info instead of data_reference.
3204 (vect_do_peeling): Remove orig_drs_init parameter and its construction.
3205 * tree-vect-stmts.c (check_scan_store): Replace use of DR_OFFSET with
3206 get_dr_vinfo_offset.
3207 (vectorizable_store): Likewise.
3208 (vectorizable_load): Likewise.
3210 2020-01-10 Richard Biener <rguenther@suse.de>
3212 * gimple-ssa-store-merging
3213 (pass_store_merging::terminate_all_aliasing_chains): Cache alias info.
3215 2020-01-10 Martin Liska <mliska@suse.cz>
3218 * ipa-inline-analysis.c (offline_size): Make proper parenthesis
3219 encapsulation that was there before r280040.
3221 2020-01-10 Richard Biener <rguenther@suse.de>
3224 * tree-eh.c (sink_clobbers): Move clobbers to out-of-IL
3225 sequences to avoid walking them again for secondary opportunities.
3226 (pass_lower_eh_dispatch::execute): Instead actually insert
3229 2020-01-10 Richard Biener <rguenther@suse.de>
3232 * tree-eh.c (redirect_eh_edge_1): Avoid some work if possible.
3233 (cleanup_all_empty_eh): Walk landing pads in reverse order to
3234 avoid quadraticness.
3236 2020-01-10 Martin Jambor <mjambor@suse.cz>
3238 * params.opt (param_ipa_sra_max_replacements): Mark as Optimization.
3239 * ipa-sra.c (pull_accesses_from_callee): New parameter caller, use it
3240 to get param_ipa_sra_max_replacements.
3241 (param_splitting_across_edge): Pass the caller to
3242 pull_accesses_from_callee.
3244 2020-01-10 Martin Jambor <mjambor@suse.cz>
3246 * params.opt (param_ipcp_unit_growth): Mark as Optimization.
3247 * ipa-cp.c (max_new_size): Removed.
3248 (orig_overall_size): New variable.
3249 (get_max_overall_size): New function.
3250 (estimate_local_effects): Use it. Adjust dump.
3251 (decide_about_value): Likewise.
3252 (ipcp_propagate_stage): Do not calculate max_new_size, just store
3253 orig_overall_size. Adjust dump.
3254 (ipa_cp_c_finalize): Clear orig_overall_size instead of max_new_size.
3256 2020-01-10 Martin Jambor <mjambor@suse.cz>
3258 * params.opt (param_ipa_max_agg_items): Mark as Optimization
3259 * ipa-cp.c (merge_agg_lats_step): New parameter max_agg_items, use
3260 instead of param_ipa_max_agg_items.
3261 (merge_aggregate_lattices): Extract param_ipa_max_agg_items from
3262 optimization info for the callee.
3264 2020-01-09 Kwok Cheung Yeung <kcy@codesourcery.com>
3266 * lto-streamer-in.c (input_function): Remove streamed-in inline debug
3267 markers if debug_inline_points is false.
3269 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3271 * config.gcc (aarch64*-*-*): Add aarch64-sve-builtins-sve2.o to
3273 * config/aarch64/t-aarch64 (aarch64-sve-builtins.o): Depend on
3274 aarch64-sve-builtins-base.def, aarch64-sve-builtins-sve2.def and
3275 aarch64-sve-builtins-sve2.h.
3276 (aarch64-sve-builtins-sve2.o): New rule.
3277 * config/aarch64/aarch64.h (AARCH64_ISA_SVE2_AES): New macro.
3278 (AARCH64_ISA_SVE2_BITPERM, AARCH64_ISA_SVE2_SHA3): Likewise.
3279 (AARCH64_ISA_SVE2_SM4, TARGET_SVE2_AES, TARGET_SVE2_BITPERM): Likewise.
3280 (TARGET_SVE2_SHA, TARGET_SVE2_SM4): Likewise.
3281 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Handle
3282 TARGET_SVE2_AES, TARGET_SVE2_BITPERM, TARGET_SVE2_SHA3 and
3284 * config/aarch64/aarch64-sve.md: Update comments with SVE2
3285 instructions that are handled here.
3286 (@cond_asrd<mode>): Generalize to...
3287 (@cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>): ...this.
3288 (*cond_asrd<mode>_2): Generalize to...
3289 (*cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>_2): ...this.
3290 (*cond_asrd<mode>_z): Generalize to...
3291 (*cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>_z): ...this.
3292 * config/aarch64/aarch64.md (UNSPEC_LDNT1_GATHER): New unspec.
3293 (UNSPEC_STNT1_SCATTER, UNSPEC_WHILEGE, UNSPEC_WHILEGT): Likewise.
3294 (UNSPEC_WHILEHI, UNSPEC_WHILEHS): Likewise.
3295 * config/aarch64/aarch64-sve2.md (@aarch64_gather_ldnt<mode>): New
3297 (@aarch64_gather_ldnt_<ANY_EXTEND:optab><SVE_FULL_SDI:mode><SVE_PARTIAL_I:mode>)
3298 (@aarch64_scatter_stnt<mode>): Likewise.
3299 (@aarch64_scatter_stnt_<SVE_FULL_SDI:mode><SVE_PARTIAL_I:mode>)
3300 (@aarch64_mul_lane_<mode>): Likewise.
3301 (@aarch64_sve_suqadd<mode>_const): Likewise.
3302 (*<sur>h<addsub><mode>): Generalize to...
3303 (@aarch64_pred_<SVE2_COND_INT_BINARY_REV:sve_int_op><mode>): ...this
3305 (@cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>): New expander.
3306 (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_2): New pattern.
3307 (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_3): Likewise.
3308 (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_any): Likewise.
3309 (*cond_<SVE2_COND_INT_BINARY_NOREV:sve_int_op><mode>_z): Likewise.
3310 (@aarch64_sve_<SVE2_INT_BINARY:sve_int_op><mode>):: Likewise.
3311 (@aarch64_sve_<SVE2_INT_BINARY:sve_int_op>_lane_<mode>): Likewise.
3312 (@aarch64_pred_<SVE2_COND_INT_SHIFT:sve_int_op><mode>): Likewise.
3313 (@cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>): New expander.
3314 (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_2): New pattern.
3315 (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_3): Likewise.
3316 (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_any): Likewise.
3317 (@aarch64_sve_<SVE2_INT_TERNARY:sve_int_op><mode>): Likewise.
3318 (@aarch64_sve_<SVE2_INT_TERNARY_LANE:sve_int_op>_lane_<mode>)
3319 (@aarch64_sve_add_mul_lane_<mode>): Likewise.
3320 (@aarch64_sve_sub_mul_lane_<mode>): Likewise.
3321 (@aarch64_sve2_xar<mode>): Likewise.
3322 (@aarch64_sve2_bcax<mode>): Likewise.
3323 (*aarch64_sve2_eor3<mode>): Rename to...
3324 (@aarch64_sve2_eor3<mode>): ...this.
3325 (@aarch64_sve2_bsl<mode>): New expander.
3326 (@aarch64_sve2_nbsl<mode>): Likewise.
3327 (@aarch64_sve2_bsl1n<mode>): Likewise.
3328 (@aarch64_sve2_bsl2n<mode>): Likewise.
3329 (@aarch64_sve_add_<SHIFTRT:sve_int_op><mode>): Likewise.
3330 (*aarch64_sve2_sra<mode>): Add MOVPRFX support.
3331 (@aarch64_sve_add_<VRSHR_N:sve_int_op><mode>): New pattern.
3332 (@aarch64_sve_<SVE2_INT_SHIFT_INSERT:sve_int_op><mode>): Likewise.
3333 (@aarch64_sve2_<USMAX:su>aba<mode>): New expander.
3334 (*aarch64_sve2_<USMAX:su>aba<mode>): New pattern.
3335 (@aarch64_sve_<SVE2_INT_BINARY_WIDE:sve_int_op><mode>): Likewise.
3336 (<su>mull<bt><Vwide>): Generalize to...
3337 (@aarch64_sve_<SVE2_INT_BINARY_LONG:sve_int_op><mode>): ...this new
3339 (@aarch64_sve_<SVE2_INT_BINARY_LONG_lANE:sve_int_op>_lane_<mode>)
3340 (@aarch64_sve_<SVE2_INT_SHIFT_IMM_LONG:sve_int_op><mode>)
3341 (@aarch64_sve_add_<SVE2_INT_ADD_BINARY_LONG:sve_int_op><mode>)
3342 (@aarch64_sve_add_<SVE2_INT_ADD_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
3343 (@aarch64_sve_qadd_<SVE2_INT_QADD_BINARY_LONG:sve_int_op><mode>)
3344 (@aarch64_sve_qadd_<SVE2_INT_QADD_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
3345 (@aarch64_sve_sub_<SVE2_INT_SUB_BINARY_LONG:sve_int_op><mode>)
3346 (@aarch64_sve_sub_<SVE2_INT_SUB_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
3347 (@aarch64_sve_qsub_<SVE2_INT_QSUB_BINARY_LONG:sve_int_op><mode>)
3348 (@aarch64_sve_qsub_<SVE2_INT_QSUB_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
3349 (@aarch64_sve_<SVE2_FP_TERNARY_LONG:sve_fp_op><mode>): New patterns.
3350 (@aarch64_<SVE2_FP_TERNARY_LONG_LANE:sve_fp_op>_lane_<mode>)
3351 (@aarch64_sve_<SVE2_INT_UNARY_NARROWB:sve_int_op><mode>): Likewise.
3352 (@aarch64_sve_<SVE2_INT_UNARY_NARROWT:sve_int_op><mode>): Likewise.
3353 (@aarch64_sve_<SVE2_INT_BINARY_NARROWB:sve_int_op><mode>): Likewise.
3354 (@aarch64_sve_<SVE2_INT_BINARY_NARROWT:sve_int_op><mode>): Likewise.
3355 (<SHRNB:r>shrnb<mode>): Generalize to...
3356 (@aarch64_sve_<SVE2_INT_SHIFT_IMM_NARROWB:sve_int_op><mode>): ...this
3358 (<SHRNT:r>shrnt<mode>): Generalize to...
3359 (@aarch64_sve_<SVE2_INT_SHIFT_IMM_NARROWT:sve_int_op><mode>): ...this
3361 (@aarch64_pred_<SVE2_INT_BINARY_PAIR:sve_int_op><mode>): New pattern.
3362 (@aarch64_pred_<SVE2_FP_BINARY_PAIR:sve_fp_op><mode>): Likewise.
3363 (@cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>): New expander.
3364 (*cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>_2): New pattern.
3365 (*cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>_z): Likewise.
3366 (@aarch64_sve_<SVE2_INT_CADD:optab><mode>): Likewise.
3367 (@aarch64_sve_<SVE2_INT_CMLA:optab><mode>): Likewise.
3368 (@aarch64_<SVE2_INT_CMLA:optab>_lane_<mode>): Likewise.
3369 (@aarch64_sve_<SVE2_INT_CDOT:optab><mode>): Likewise.
3370 (@aarch64_<SVE2_INT_CDOT:optab>_lane_<mode>): Likewise.
3371 (@aarch64_pred_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): Likewise.
3372 (@cond_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): New expander.
3373 (*cond_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): New pattern.
3374 (@aarch64_sve2_cvtnt<mode>): Likewise.
3375 (@aarch64_pred_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>): Likewise.
3376 (@cond_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>): New expander.
3377 (*cond_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>_any): New pattern.
3378 (@aarch64_sve2_cvtxnt<mode>): Likewise.
3379 (@aarch64_pred_<SVE2_U32_UNARY:sve_int_op><mode>): Likewise.
3380 (@cond_<SVE2_U32_UNARY:sve_int_op><mode>): New expander.
3381 (*cond_<SVE2_U32_UNARY:sve_int_op><mode>): New pattern.
3382 (@aarch64_pred_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): Likewise.
3383 (@cond_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): New expander.
3384 (*cond_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): New pattern.
3385 (@aarch64_sve2_pmul<mode>): Likewise.
3386 (@aarch64_sve_<SVE2_PMULL:optab><mode>): Likewise.
3387 (@aarch64_sve_<SVE2_PMULL_PAIR:optab><mode>): Likewise.
3388 (@aarch64_sve2_tbl2<mode>): Likewise.
3389 (@aarch64_sve2_tbx<mode>): Likewise.
3390 (@aarch64_sve_<SVE2_INT_BITPERM:sve_int_op><mode>): Likewise.
3391 (@aarch64_sve2_histcnt<mode>): Likewise.
3392 (@aarch64_sve2_histseg<mode>): Likewise.
3393 (@aarch64_pred_<SVE2_MATCH:sve_int_op><mode>): Likewise.
3394 (*aarch64_pred_<SVE2_MATCH:sve_int_op><mode>_cc): Likewise.
3395 (*aarch64_pred_<SVE2_MATCH:sve_int_op><mode>_ptest): Likewise.
3396 (aarch64_sve2_aes<CRYPTO_AES:aes_op>): Likewise.
3397 (aarch64_sve2_aes<CRYPTO_AESMC:aesmc_op>): Likewise.
3398 (*aarch64_sve2_aese_fused, *aarch64_sve2_aesd_fused): Likewise.
3399 (aarch64_sve2_rax1, aarch64_sve2_sm4e, aarch64_sve2_sm4ekey): Likewise.
3400 (<su>mulh<r>s<mode>3): Update after above pattern name changes.
3401 * config/aarch64/iterators.md (VNx16QI_ONLY, VNx4SF_ONLY)
3402 (SVE_STRUCT2, SVE_FULL_BHI, SVE_FULL_HSI, SVE_FULL_HDI)
3403 (SVE2_PMULL_PAIR_I): New mode iterators.
3404 (UNSPEC_ADCLB, UNSPEC_ADCLT, UNSPEC_ADDHNB, UNSPEC_ADDHNT, UNSPEC_BDEP)
3405 (UNSPEC_BEXT, UNSPEC_BGRP, UNSPEC_CADD90, UNSPEC_CADD270, UNSPEC_CDOT)
3406 (UNSPEC_CDOT90, UNSPEC_CDOT180, UNSPEC_CDOT270, UNSPEC_CMLA)
3407 (UNSPEC_CMLA90, UNSPEC_CMLA180, UNSPEC_CMLA270, UNSPEC_COND_FCVTLT)
3408 (UNSPEC_COND_FCVTNT, UNSPEC_COND_FCVTX, UNSPEC_COND_FCVTXNT)
3409 (UNSPEC_COND_FLOGB, UNSPEC_EORBT, UNSPEC_EORTB, UNSPEC_FADDP)
3410 (UNSPEC_FMAXP, UNSPEC_FMAXNMP, UNSPEC_FMLALB, UNSPEC_FMLALT)
3411 (UNSPEC_FMLSLB, UNSPEC_FMLSLT, UNSPEC_FMINP, UNSPEC_FMINNMP)
3412 (UNSPEC_HISTCNT, UNSPEC_HISTSEG, UNSPEC_MATCH, UNSPEC_NMATCH)
3413 (UNSPEC_PMULLB, UNSPEC_PMULLB_PAIR, UNSPEC_PMULLT, UNSPEC_PMULLT_PAIR)
3414 (UNSPEC_RADDHNB, UNSPEC_RADDHNT, UNSPEC_RSUBHNB, UNSPEC_RSUBHNT)
3415 (UNSPEC_SLI, UNSPEC_SRI, UNSPEC_SABDLB, UNSPEC_SABDLT, UNSPEC_SADDLB)
3416 (UNSPEC_SADDLBT, UNSPEC_SADDLT, UNSPEC_SADDWB, UNSPEC_SADDWT)
3417 (UNSPEC_SBCLB, UNSPEC_SBCLT, UNSPEC_SMAXP, UNSPEC_SMINP)
3418 (UNSPEC_SQCADD90, UNSPEC_SQCADD270, UNSPEC_SQDMULLB, UNSPEC_SQDMULLBT)
3419 (UNSPEC_SQDMULLT, UNSPEC_SQRDCMLAH, UNSPEC_SQRDCMLAH90)
3420 (UNSPEC_SQRDCMLAH180, UNSPEC_SQRDCMLAH270, UNSPEC_SQRSHRNB)
3421 (UNSPEC_SQRSHRNT, UNSPEC_SQRSHRUNB, UNSPEC_SQRSHRUNT, UNSPEC_SQSHRNB)
3422 (UNSPEC_SQSHRNT, UNSPEC_SQSHRUNB, UNSPEC_SQSHRUNT, UNSPEC_SQXTNB)
3423 (UNSPEC_SQXTNT, UNSPEC_SQXTUNB, UNSPEC_SQXTUNT, UNSPEC_SSHLLB)
3424 (UNSPEC_SSHLLT, UNSPEC_SSUBLB, UNSPEC_SSUBLBT, UNSPEC_SSUBLT)
3425 (UNSPEC_SSUBLTB, UNSPEC_SSUBWB, UNSPEC_SSUBWT, UNSPEC_SUBHNB)
3426 (UNSPEC_SUBHNT, UNSPEC_TBL2, UNSPEC_UABDLB, UNSPEC_UABDLT)
3427 (UNSPEC_UADDLB, UNSPEC_UADDLT, UNSPEC_UADDWB, UNSPEC_UADDWT)
3428 (UNSPEC_UMAXP, UNSPEC_UMINP, UNSPEC_UQRSHRNB, UNSPEC_UQRSHRNT)
3429 (UNSPEC_UQSHRNB, UNSPEC_UQSHRNT, UNSPEC_UQXTNB, UNSPEC_UQXTNT)
3430 (UNSPEC_USHLLB, UNSPEC_USHLLT, UNSPEC_USUBLB, UNSPEC_USUBLT)
3431 (UNSPEC_USUBWB, UNSPEC_USUBWT): New unspecs.
3432 (UNSPEC_SMULLB, UNSPEC_SMULLT, UNSPEC_UMULLB, UNSPEC_UMULLT)
3433 (UNSPEC_SMULHS, UNSPEC_SMULHRS, UNSPEC_UMULHS, UNSPEC_UMULHRS)
3434 (UNSPEC_RSHRNB, UNSPEC_RSHRNT, UNSPEC_SHRNB, UNSPEC_SHRNT): Move
3436 (VNARROW, Ventype): New mode attributes.
3437 (Vewtype): Handle VNx2DI. Fix typo in comment.
3438 (VDOUBLE): New mode attribute.
3439 (sve_lane_con): Handle VNx8HI.
3440 (SVE_INT_UNARY): Include ss_abs and ss_neg for TARGET_SVE2.
3441 (SVE_INT_BINARY): Likewise ss_plus, us_plus, ss_minus and us_minus.
3442 (sve_int_op, sve_int_op_rev): Handle the above codes.
3443 (sve_pred_int_rhs2_operand): Likewise.
3444 (MULLBT, SHRNB, SHRNT): Delete.
3445 (SVE_INT_SHIFT_IMM): New int iterator.
3446 (SVE_WHILE): Add UNSPEC_WHILEGE, UNSPEC_WHILEGT, UNSPEC_WHILEHI
3447 and UNSPEC_WHILEHS for TARGET_SVE2.
3448 (SVE2_U32_UNARY, SVE2_INT_UNARY_NARROWB, SVE2_INT_UNARY_NARROWT)
3449 (SVE2_INT_BINARY, SVE2_INT_BINARY_LANE, SVE2_INT_BINARY_LONG)
3450 (SVE2_INT_BINARY_LONG_LANE, SVE2_INT_BINARY_NARROWB)
3451 (SVE2_INT_BINARY_NARROWT, SVE2_INT_BINARY_PAIR, SVE2_FP_BINARY_PAIR)
3452 (SVE2_INT_BINARY_PAIR_LONG, SVE2_INT_BINARY_WIDE): New int iterators.
3453 (SVE2_INT_SHIFT_IMM_LONG, SVE2_INT_SHIFT_IMM_NARROWB): Likewise.
3454 (SVE2_INT_SHIFT_IMM_NARROWT, SVE2_INT_SHIFT_INSERT, SVE2_INT_CADD)
3455 (SVE2_INT_BITPERM, SVE2_INT_TERNARY, SVE2_INT_TERNARY_LANE): Likewise.
3456 (SVE2_FP_TERNARY_LONG, SVE2_FP_TERNARY_LONG_LANE, SVE2_INT_CMLA)
3457 (SVE2_INT_CDOT, SVE2_INT_ADD_BINARY_LONG, SVE2_INT_QADD_BINARY_LONG)
3458 (SVE2_INT_SUB_BINARY_LONG, SVE2_INT_QSUB_BINARY_LONG): Likewise.
3459 (SVE2_INT_ADD_BINARY_LONG_LANE, SVE2_INT_QADD_BINARY_LONG_LANE)
3460 (SVE2_INT_SUB_BINARY_LONG_LANE, SVE2_INT_QSUB_BINARY_LONG_LANE)
3461 (SVE2_COND_INT_UNARY_FP, SVE2_COND_FP_UNARY_LONG): Likewise.
3462 (SVE2_COND_FP_UNARY_NARROWB, SVE2_COND_INT_BINARY): Likewise.
3463 (SVE2_COND_INT_BINARY_NOREV, SVE2_COND_INT_BINARY_REV): Likewise.
3464 (SVE2_COND_INT_SHIFT, SVE2_MATCH, SVE2_PMULL): Likewise.
3465 (optab): Handle the new unspecs.
3466 (su, r): Remove entries for UNSPEC_SHRNB, UNSPEC_SHRNT, UNSPEC_RSHRNB
3468 (lr): Handle the new unspecs.
3470 (cmp_op, while_optab_cmp, sve_int_op): Handle the new unspecs.
3471 (sve_int_op_rev, sve_int_add_op, sve_int_qadd_op, sve_int_sub_op)
3472 (sve_int_qsub_op): New int attributes.
3473 (sve_fp_op, rot): Handle the new unspecs.
3474 * config/aarch64/aarch64-sve-builtins.h
3475 (function_resolver::require_matching_pointer_type): Declare.
3476 (function_resolver::resolve_unary): Add an optional boolean argument.
3477 (function_resolver::finish_opt_n_resolution): Add an optional
3478 type_suffix_index argument.
3479 (gimple_folder::redirect_call): Declare.
3480 (gimple_expander::prepare_gather_address_operands): Add an optional
3482 * config/aarch64/aarch64-sve-builtins.cc: Include
3483 aarch64-sve-builtins-sve2.h.
3484 (TYPES_b_unsigned, TYPES_b_integer, TYPES_bh_integer): New macros.
3485 (TYPES_bs_unsigned, TYPES_hs_signed, TYPES_hs_integer): Likewise.
3486 (TYPES_hd_unsigned, TYPES_hsd_signed): Likewise.
3487 (TYPES_hsd_integer): Use TYPES_hsd_signed.
3488 (TYPES_s_float_hsd_integer, TYPES_s_float_sd_integer): New macros.
3489 (TYPES_s_unsigned): Likewise.
3490 (TYPES_s_integer): Use TYPES_s_unsigned.
3491 (TYPES_sd_signed, TYPES_sd_unsigned): New macros.
3492 (TYPES_sd_integer): Use them.
3493 (TYPES_d_unsigned): New macro.
3494 (TYPES_d_integer): Use it.
3495 (TYPES_d_data, TYPES_cvt_long, TYPES_cvt_narrow_s): New macros.
3496 (TYPES_cvt_narrow): Likewise.
3497 (DEF_SVE_TYPES_ARRAY): Include the new types macros above.
3498 (preds_mx): New variable.
3499 (function_builder::add_overloaded_function): Allow the new feature
3500 set to be more restrictive than the original one.
3501 (function_resolver::infer_pointer_type): Remove qualifiers from
3502 the pointer type before printing it.
3503 (function_resolver::require_matching_pointer_type): New function.
3504 (function_resolver::resolve_sv_displacement): Handle functions
3505 that don't support 32-bit vector indices or svint32_t vector offsets.
3506 (function_resolver::finish_opt_n_resolution): Take the inferred type
3507 as a separate argument.
3508 (function_resolver::resolve_unary): Optionally treat all forms in
3509 the same way as normal merging functions.
3510 (gimple_folder::redirect_call): New function.
3511 (function_expander::prepare_gather_address_operands): Add an argument
3512 that says whether scaled forms are available. If they aren't,
3513 handle scaling of vector indices and don't add the extension and
3515 (function_expander::map_to_unspecs): If aarch64_sve isn't available,
3516 fall back to using cond_* instead.
3517 * config/aarch64/aarch64-sve-builtins-functions.h (rtx_code_function):
3518 Split out the member variables into...
3519 (rtx_code_function_base): ...this new base class.
3520 (rtx_code_function_rotated): Inherit rtx_code_function_base.
3521 (unspec_based_function): Split out the member variables into...
3522 (unspec_based_function_base): ...this new base class.
3523 (unspec_based_function_rotated): Inherit unspec_based_function_base.
3524 (unspec_based_function_exact_insn): New class.
3525 (unspec_based_add_function, unspec_based_add_lane_function)
3526 (unspec_based_lane_function, unspec_based_pred_function)
3527 (unspec_based_qadd_function, unspec_based_qadd_lane_function)
3528 (unspec_based_qsub_function, unspec_based_qsub_lane_function)
3529 (unspec_based_sub_function, unspec_based_sub_lane_function): New
3531 (unspec_based_fused_function): New class.
3532 (unspec_based_mla_function, unspec_based_mls_function): New typedefs.
3533 (unspec_based_fused_lane_function): New class.
3534 (unspec_based_mla_lane_function, unspec_based_mls_lane_function): New
3536 (CODE_FOR_MODE1): New macro.
3537 (fixed_insn_function): New class.
3538 (while_comparison): Likewise.
3539 * config/aarch64/aarch64-sve-builtins-shapes.h (binary_long_lane)
3540 (binary_long_opt_n, binary_narrowb_opt_n, binary_narrowt_opt_n)
3541 (binary_to_uint, binary_wide, binary_wide_opt_n, compare, compare_ptr)
3542 (load_ext_gather_index_restricted, load_ext_gather_offset_restricted)
3543 (load_gather_sv_restricted, shift_left_imm_long): Declare.
3544 (shift_left_imm_to_uint, shift_right_imm_narrowb): Likewise.
3545 (shift_right_imm_narrowt, shift_right_imm_narrowb_to_uint): Likewise.
3546 (shift_right_imm_narrowt_to_uint, store_scatter_index_restricted)
3547 (store_scatter_offset_restricted, tbl_tuple, ternary_long_lane)
3548 (ternary_long_opt_n, ternary_qq_lane_rotate, ternary_qq_rotate)
3549 (ternary_shift_left_imm, ternary_shift_right_imm, ternary_uint)
3550 (unary_convert_narrowt, unary_long, unary_narrowb, unary_narrowt)
3551 (unary_narrowb_to_uint, unary_narrowt_to_uint, unary_to_int): Likewise.
3552 * config/aarch64/aarch64-sve-builtins-shapes.cc (apply_predication):
3553 Also add an initial argument for unary_convert_narrowt, regardless
3554 of the predication type.
3555 (build_32_64): Allow loads and stores to specify MODE_none.
3556 (build_sv_index64, build_sv_uint_offset): New functions.
3557 (long_type_suffix): New function.
3558 (binary_imm_narrowb_base, binary_imm_narrowt_base): New classes.
3559 (binary_imm_long_base, load_gather_sv_base): Likewise.
3560 (shift_right_imm_narrow_wrapper, ternary_shift_imm_base): Likewise.
3561 (ternary_resize2_opt_n_base, ternary_resize2_lane_base): Likewise.
3562 (unary_narrowb_base, unary_narrowt_base): Likewise.
3563 (binary_long_lane_def, binary_long_lane): New shape.
3564 (binary_long_opt_n_def, binary_long_opt_n): Likewise.
3565 (binary_narrowb_opt_n_def, binary_narrowb_opt_n): Likewise.
3566 (binary_narrowt_opt_n_def, binary_narrowt_opt_n): Likewise.
3567 (binary_to_uint_def, binary_to_uint): Likewise.
3568 (binary_wide_def, binary_wide): Likewise.
3569 (binary_wide_opt_n_def, binary_wide_opt_n): Likewise.
3570 (compare_def, compare): Likewise.
3571 (compare_ptr_def, compare_ptr): Likewise.
3572 (load_ext_gather_index_restricted_def,
3573 load_ext_gather_index_restricted): Likewise.
3574 (load_ext_gather_offset_restricted_def,
3575 load_ext_gather_offset_restricted): Likewise.
3576 (load_gather_sv_def): Inherit from load_gather_sv_base.
3577 (load_gather_sv_restricted_def, load_gather_sv_restricted): New shape.
3578 (shift_left_imm_def, shift_left_imm): Likewise.
3579 (shift_left_imm_long_def, shift_left_imm_long): Likewise.
3580 (shift_left_imm_to_uint_def, shift_left_imm_to_uint): Likewise.
3581 (store_scatter_index_restricted_def,
3582 store_scatter_index_restricted): Likewise.
3583 (store_scatter_offset_restricted_def,
3584 store_scatter_offset_restricted): Likewise.
3585 (tbl_tuple_def, tbl_tuple): Likewise.
3586 (ternary_long_lane_def, ternary_long_lane): Likewise.
3587 (ternary_long_opt_n_def, ternary_long_opt_n): Likewise.
3588 (ternary_qq_lane_def): Inherit from ternary_resize2_lane_base.
3589 (ternary_qq_lane_rotate_def, ternary_qq_lane_rotate): New shape
3590 (ternary_qq_opt_n_def): Inherit from ternary_resize2_opt_n_base.
3591 (ternary_qq_rotate_def, ternary_qq_rotate): New shape.
3592 (ternary_shift_left_imm_def, ternary_shift_left_imm): Likewise.
3593 (ternary_shift_right_imm_def, ternary_shift_right_imm): Likewise.
3594 (ternary_uint_def, ternary_uint): Likewise.
3595 (unary_convert): Fix typo in comment.
3596 (unary_convert_narrowt_def, unary_convert_narrowt): New shape.
3597 (unary_long_def, unary_long): Likewise.
3598 (unary_narrowb_def, unary_narrowb): Likewise.
3599 (unary_narrowt_def, unary_narrowt): Likewise.
3600 (unary_narrowb_to_uint_def, unary_narrowb_to_uint): Likewise.
3601 (unary_narrowt_to_uint_def, unary_narrowt_to_uint): Likewise.
3602 (unary_to_int_def, unary_to_int): Likewise.
3603 * config/aarch64/aarch64-sve-builtins-base.cc (unspec_cmla)
3604 (unspec_fcmla, unspec_cond_fcmla, expand_mla_mls_lane): New functions.
3605 (svasrd_impl): Delete.
3606 (svcadd_impl::expand): Handle integer operations too.
3607 (svcmla_impl::expand, svcmla_lane::expand): Likewise, using the
3608 new functions to derive the unspec numbers.
3609 (svmla_svmls_lane_impl): Replace with...
3610 (svmla_lane_impl, svmls_lane_impl): ...these new classes. Handle
3611 integer operations too.
3612 (svwhile_impl): Rename to...
3613 (svwhilelx_impl): ...this and inherit from while_comparison.
3614 (svasrd): Use unspec_based_function.
3615 (svmla_lane): Use svmla_lane_impl.
3616 (svmls_lane): Use svmls_lane_impl.
3617 (svrecpe, svrsqrte): Handle unsigned integer operations too.
3618 (svwhilele, svwhilelt): Use svwhilelx_impl.
3619 * config/aarch64/aarch64-sve-builtins-sve2.h: New file.
3620 * config/aarch64/aarch64-sve-builtins-sve2.cc: Likewise.
3621 * config/aarch64/aarch64-sve-builtins-sve2.def: Likewise.
3622 * config/aarch64/aarch64-sve-builtins.def: Include
3623 aarch64-sve-builtins-sve2.def.
3625 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3627 * config/aarch64/aarch64-protos.h (aarch64_sve_arith_immediate_p)
3628 (aarch64_sve_sqadd_sqsub_immediate_p): Add a machine_mode argument.
3629 * config/aarch64/aarch64.c (aarch64_sve_arith_immediate_p)
3630 (aarch64_sve_sqadd_sqsub_immediate_p): Likewise. Handle scalar
3631 immediates as well as vector ones.
3632 * config/aarch64/predicates.md (aarch64_sve_arith_immediate)
3633 (aarch64_sve_sub_arith_immediate, aarch64_sve_qadd_immediate)
3634 (aarch64_sve_qsub_immediate): Update calls accordingly.
3636 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3638 * config/aarch64/aarch64-sve2.md: Add banner comments.
3639 (<su>mulh<r>s<mode>3): Move further up file.
3640 (<su>mull<bt><Vwide>, <r>shrnb<mode>, <r>shrnt<mode>)
3641 (*aarch64_sve2_sra<mode>): Move further down file.
3642 * config/aarch64/t-aarch64 (s-check-sve-md): Check aarch64-sve2.md too.
3644 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3646 * config/aarch64/iterators.md (SVE_WHILE): Add UNSPEC_WHILERW
3648 (while_optab_cmp): Handle them.
3649 * config/aarch64/aarch64-sve.md
3650 (*while_<while_optab_cmp><GPI:mode><PRED_ALL:mode>_ptest): Make public
3651 and add a "@" marker.
3652 * config/aarch64/aarch64-sve2.md (check_<raw_war>_ptrs<mode>): Use it
3653 instead of gen_aarch64_sve2_while_ptest.
3654 (@aarch64_sve2_while<cmp_op><GPI:mode><PRED_ALL:mode>_ptest): Delete.
3656 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3658 * config/aarch64/aarch64.md (UNSPEC_WHILE_LE): Rename to...
3659 (UNSPEC_WHILELE): ...this.
3660 (UNSPEC_WHILE_LO): Rename to...
3661 (UNSPEC_WHILELO): ...this.
3662 (UNSPEC_WHILE_LS): Rename to...
3663 (UNSPEC_WHILELS): ...this.
3664 (UNSPEC_WHILE_LT): Rename to...
3665 (UNSPEC_WHILELT): ...this.
3666 * config/aarch64/iterators.md (SVE_WHILE): Update accordingly.
3667 (cmp_op, while_optab_cmp): Likewise.
3668 * config/aarch64/aarch64.c (aarch64_sve_move_pred_via_while): Likewise.
3669 * config/aarch64/aarch64-sve-builtins-base.cc (svwhilele): Likewise.
3670 (svwhilelt): Likewise.
3672 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3674 * config/aarch64/aarch64-sve-builtins-shapes.h (unary_count): Delete.
3675 (unary_to_uint): Define.
3676 * config/aarch64/aarch64-sve-builtins-shapes.cc (unary_count_def)
3677 (unary_count): Rename to...
3678 (unary_to_uint_def, unary_to_uint): ...this.
3679 * config/aarch64/aarch64-sve-builtins-base.def: Update accordingly.
3681 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3683 * config/aarch64/aarch64-sve-builtins-functions.h
3684 (code_for_mode_function): New class.
3685 (CODE_FOR_MODE0, QUIET_CODE_FOR_MODE0): New macros.
3686 * config/aarch64/aarch64-sve-builtins-base.cc (svcompact_impl)
3687 (svext_impl, svmul_lane_impl, svsplice_impl, svtmad_impl): Delete.
3688 (svcompact, svext, svsplice): Use QUIET_CODE_FOR_MODE0.
3689 (svmul_lane, svtmad): Use CODE_FOR_MODE0.
3691 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3693 * config/aarch64/iterators.md (addsub): New code attribute.
3694 * config/aarch64/aarch64-simd.md (aarch64_<su_optab><optab><mode>):
3696 (aarch64_<su_optab>q<addsub><mode>): ...this, making the same change
3697 in the asm string and attributes. Fix indentation.
3698 * config/aarch64/aarch64-sve.md (@aarch64_<su_optab><optab><mode>):
3700 (@aarch64_sve_<optab><mode>): ...this.
3701 * config/aarch64/aarch64-sve-builtins.h
3702 (function_expander::expand_signed_unpred_op): Delete.
3703 * config/aarch64/aarch64-sve-builtins.cc
3704 (function_expander::expand_signed_unpred_op): Likewise.
3705 (function_expander::map_to_rtx_codes): If the optab isn't defined,
3706 try using code_for_aarch64_sve instead.
3707 * config/aarch64/aarch64-sve-builtins-base.cc (svqadd_impl): Delete.
3708 (svqsub_impl): Likewise.
3709 (svqadd, svqsub): Use rtx_code_function instead.
3711 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3713 * config/aarch64/iterators.md (SRHSUB, URHSUB): Delete.
3714 (HADDSUB, sur, addsub): Remove them.
3716 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3718 * tree-nrv.c (pass_return_slot::execute): Handle all internal
3719 functions the same way, rather than singling out those that
3720 aren't mapped directly to optabs.
3722 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3724 * target.def (compatible_vector_types_p): New target hook.
3725 * hooks.h (hook_bool_const_tree_const_tree_true): Declare.
3726 * hooks.c (hook_bool_const_tree_const_tree_true): New function.
3727 * doc/tm.texi.in (TARGET_COMPATIBLE_VECTOR_TYPES_P): New hook.
3728 * doc/tm.texi: Regenerate.
3729 * gimple-expr.c: Include target.h.
3730 (useless_type_conversion_p): Use targetm.compatible_vector_types_p.
3731 * config/aarch64/aarch64.c (aarch64_compatible_vector_types_p): New
3733 (TARGET_COMPATIBLE_VECTOR_TYPES_P): Define.
3734 * config/aarch64/aarch64-sve-builtins.cc (gimple_folder::convert_pred):
3735 Use the original predicate if it already has a suitable type.
3737 2020-01-09 Martin Jambor <mjambor@suse.cz>
3739 * cgraph.h (cgraph_edge): Make remove, set_call_stmt, make_direct,
3740 resolve_speculation and redirect_call_stmt_to_callee static. Change
3741 return type of set_call_stmt to cgraph_edge *.
3742 * auto-profile.c (afdo_indirect_call): Adjust call to
3743 redirect_call_stmt_to_callee.
3744 * cgraph.c (cgraph_edge::set_call_stmt): Make return cgraph-edge *,
3745 make the this pointer explicit, adjust self-recursive calls and the
3746 call top make_direct. Return the resulting edge.
3747 (cgraph_edge::remove): Make this pointer explicit.
3748 (cgraph_edge::resolve_speculation): Likewise, adjust call to remove.
3749 (cgraph_edge::make_direct): Likewise, adjust call to
3750 resolve_speculation.
3751 (cgraph_edge::redirect_call_stmt_to_callee): Likewise, also adjust
3752 call to set_call_stmt.
3753 (cgraph_update_edges_for_call_stmt_node): Update call to
3754 set_call_stmt and remove.
3755 * cgraphclones.c (cgraph_node::set_call_stmt_including_clones):
3756 Renamed edge to master_edge. Adjusted calls to set_call_stmt.
3757 (cgraph_node::create_edge_including_clones): Moved "first" definition
3758 of edge to the block where it was used. Adjusted calls to
3760 (cgraph_node::remove_symbol_and_inline_clones): Adjust call to
3761 cgraph_edge::remove.
3762 * cgraphunit.c (walk_polymorphic_call_targets): Adjusted calls to
3763 make_direct and redirect_call_stmt_to_callee.
3764 * ipa-fnsummary.c (redirect_to_unreachable): Adjust calls to
3765 resolve_speculation and make_direct.
3766 * ipa-inline-transform.c (inline_transform): Adjust call to
3767 redirect_call_stmt_to_callee.
3768 (check_speculations_1):: Adjust call to resolve_speculation.
3769 * ipa-inline.c (resolve_noninline_speculation): Adjust call to
3770 resolve-speculation.
3771 (inline_small_functions): Adjust call to resolve_speculation.
3772 (ipa_inline): Likewise.
3773 * ipa-prop.c (ipa_make_edge_direct_to_target): Adjust call to
3775 * ipa-visibility.c (function_and_variable_visibility): Make iteration
3776 safe with regards to edge removal, adjust calls to
3777 redirect_call_stmt_to_callee.
3778 * ipa.c (walk_polymorphic_call_targets): Adjust calls to make_direct
3779 and redirect_call_stmt_to_callee.
3780 * multiple_target.c (create_dispatcher_calls): Adjust call to
3781 redirect_call_stmt_to_callee
3782 (redirect_to_specific_clone): Likewise.
3783 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
3784 Adjust calls to cgraph_edge::remove.
3785 * tree-inline.c (copy_bb): Adjust call to set_call_stmt.
3786 (redirect_all_calls): Adjust call to redirect_call_stmt_to_callee.
3787 (expand_call_inline): Adjust call to cgraph_edge::remove.
3789 2020-01-09 Martin Liska <mliska@suse.cz>
3791 * params.opt: Set Optimization for
3792 param_max_speculative_devirt_maydefs.
3794 2020-01-09 Martin Sebor <msebor@redhat.com>
3798 * builtins.c (compute_objsize): Avoid handling MEM_REFs of vector type.
3800 2020-01-09 Martin Liska <mliska@suse.cz>
3802 * auto-profile.c (auto_profile): Use opt_for_fn
3804 * ipa-cp.c (ipcp_lattice::add_value): Likewise.
3805 (propagate_vals_across_arith_jfunc): Likewise.
3806 (hint_time_bonus): Likewise.
3807 (incorporate_penalties): Likewise.
3808 (good_cloning_opportunity_p): Likewise.
3809 (perform_estimation_of_a_value): Likewise.
3810 (estimate_local_effects): Likewise.
3811 (ipcp_propagate_stage): Likewise.
3812 * ipa-fnsummary.c (decompose_param_expr): Likewise.
3813 (set_switch_stmt_execution_predicate): Likewise.
3814 (analyze_function_body): Likewise.
3815 * ipa-inline-analysis.c (offline_size): Likewise.
3816 * ipa-inline.c (early_inliner): Likewise.
3817 * ipa-prop.c (ipa_analyze_node): Likewise.
3818 (ipcp_transform_function): Likewise.
3819 * ipa-sra.c (process_scan_results): Likewise.
3820 (ipa_sra_summarize_function): Likewise.
3821 * params.opt: Rename ipcp-unit-growth to
3822 ipa-cp-unit-growth. Add Optimization for various
3823 IPA-related parameters.
3825 2020-01-09 Richard Biener <rguenther@suse.de>
3828 * gimplify.c (gimplify_expr): Deal with NOP definitions.
3830 2020-01-09 Richard Biener <rguenther@suse.de>
3832 PR tree-optimization/93040
3833 * gimple-ssa-store-merging.c (find_bswap_or_nop): Raise search limit.
3835 2020-01-09 Georg-Johann Lay <avr@gjlay.de>
3837 * common/config/avr/avr-common.c (avr_option_optimization_table)
3838 [OPT_LEVELS_1_PLUS]: Set -fsplit-wide-types-early.
3840 2020-01-09 Martin Liska <mliska@suse.cz>
3842 * cgraphclones.c (symbol_table::materialize_all_clones):
3843 Use cgraph_node::dump_name.
3845 2020-01-09 Jakub Jelinek <jakub@redhat.com>
3848 * config/riscv/riscv.c (riscv_print_operand_reloc): Use
3849 output_operand_lossage instead of gcc_unreachable.
3850 * doc/md.texi (riscv f constraint): Fix typo.
3853 * config/i386/i386.md (subv<mode>4): Use SWIDWI iterator instead of
3854 SWI. Use <general_hilo_operand> instead of <general_operand>. Use
3855 CONST_SCALAR_INT_P instead of CONST_INT_P.
3856 (*subv<mode>4_1): Rename to ...
3857 (subv<mode>4_1): ... this.
3858 (*subv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
3859 define_insn_and_split patterns.
3860 (*subv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
3863 2020-01-08 David Malcolm <dmalcolm@redhat.com>
3865 * vec.c (class selftest::count_dtor): New class.
3866 (selftest::test_auto_delete_vec): New test.
3867 (selftest::vec_c_tests): Call it.
3868 * vec.h (class auto_delete_vec): New class template.
3869 (auto_delete_vec<T>::~auto_delete_vec): New dtor.
3871 2020-01-08 David Malcolm <dmalcolm@redhat.com>
3873 * sbitmap.h (auto_sbitmap): Add operator const_sbitmap.
3875 2020-01-08 Jim Wilson <jimw@sifive.com>
3877 * config/riscv/riscv.c (riscv_legitimize_tls_address): Ifdef out
3878 use of TLS_MODEL_LOCAL_EXEC when not pic.
3880 2020-01-08 David Malcolm <dmalcolm@redhat.com>
3882 * hash-map-tests.c (selftest::test_map_of_strings_to_int): Fix
3885 2020-01-08 Jakub Jelinek <jakub@redhat.com>
3888 * config/i386/i386.md (*stack_protect_set_2_<mode> peephole2,
3889 *stack_protect_set_3 peephole2): Also check that the second
3890 insns source is general_operand.
3893 * config/i386/i386.md (addcarry<mode>_0): Use nonimmediate_operand
3894 predicate for output operand instead of register_operand.
3895 (addcarry<mode>, addcarry<mode>_1): Likewise. Add alternative with
3896 memory destination and non-memory operands[2].
3898 2020-01-08 Martin Liska <mliska@suse.cz>
3900 * cgraph.c (cgraph_node::dump): Use ::dump_name or
3901 ::dump_asm_name instead of (::name or ::asm_name).
3902 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
3903 * cgraphunit.c (walk_polymorphic_call_targets): Likewise.
3904 (analyze_functions): Likewise.
3905 (expand_all_functions): Likewise.
3906 * ipa-cp.c (ipcp_cloning_candidate_p): Likewise.
3907 (propagate_bits_across_jump_function): Likewise.
3908 (dump_profile_updates): Likewise.
3909 (ipcp_store_bits_results): Likewise.
3910 (ipcp_store_vr_results): Likewise.
3911 * ipa-devirt.c (dump_targets): Likewise.
3912 * ipa-fnsummary.c (analyze_function_body): Likewise.
3913 * ipa-hsa.c (check_warn_node_versionable): Likewise.
3914 (process_hsa_functions): Likewise.
3915 * ipa-icf.c (sem_item_optimizer::merge_classes): Likewise.
3916 (set_alias_uids): Likewise.
3917 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3918 * ipa-inline.c (recursive_inlining): Likewise.
3919 (inline_to_all_callers_1): Likewise.
3920 (ipa_inline): Likewise.
3921 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
3922 (ipa_propagate_frequency): Likewise.
3923 * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
3924 (remove_described_reference): Likewise.
3925 * ipa-pure-const.c (worse_state): Likewise.
3926 (check_retval_uses): Likewise.
3927 (analyze_function): Likewise.
3928 (propagate_pure_const): Likewise.
3929 (propagate_nothrow): Likewise.
3930 (dump_malloc_lattice): Likewise.
3931 (propagate_malloc): Likewise.
3932 (pass_local_pure_const::execute): Likewise.
3933 * ipa-visibility.c (optimize_weakref): Likewise.
3934 (function_and_variable_visibility): Likewise.
3935 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
3936 (ipa_discover_variable_flags): Likewise.
3937 * lto-streamer-out.c (output_function): Likewise.
3938 (output_constructor): Likewise.
3939 * tree-inline.c (copy_bb): Likewise.
3940 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3941 * varpool.c (symbol_table::remove_unreferenced_decls): Likewise.
3943 2020-01-08 Richard Biener <rguenther@suse.de>
3946 * tree-eh.c (sink_clobbers): Update virtual operands for
3947 the first and last stmt only. Add a dry-run capability.
3948 (pass_lower_eh_dispatch::execute): Perform clobber sinking
3949 after CFG manipulations and in RPO order to catch all
3950 secondary opportunities reliably.
3952 2020-01-08 Georg-Johann Lay <avr@gjlay.de>
3955 * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
3957 2019-01-08 Richard Biener <rguenther@suse.de>
3960 * gimple-fold.c (rewrite_to_defined_overflow): Mark stmt modified.
3961 * tree-ssa-loop-im.c (move_computations_worker): Properly adjust
3962 virtual operand, also updating SSA use.
3963 * gimple-loop-interchange.cc (loop_cand::undo_simple_reduction):
3964 Update stmt after resetting virtual operand.
3965 (tree_loop_interchange::move_code_to_inner_loop): Likewise.
3966 * gimple-iterator.c (gsi_remove): When not removing the stmt
3967 permanently do not delink immediate uses or mark the stmt modified.
3969 2020-01-08 Martin Liska <mliska@suse.cz>
3971 * ipa-fnsummary.c (dump_ipa_call_summary): Use symtab_node::dump_name.
3972 (ipa_call_context::estimate_size_and_time): Likewise.
3973 (inline_analyze_function): Likewise.
3975 2020-01-08 Martin Liska <mliska@suse.cz>
3977 * cgraph.c (cgraph_node::dump): Use systematically
3980 2020-01-08 Georg-Johann Lay <avr@gjlay.de>
3982 Add -nodevicespecs option for avr.
3985 * config/avr/avr.opt (-nodevicespecs): New driver option.
3986 * config/avr/driver-avr.c (avr_devicespecs_file): Only issue
3987 "-specs=device-specs/..." if that option is not set.
3988 * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
3990 2020-01-08 Georg-Johann Lay <avr@gjlay.de>
3992 Implement 64-bit double functions for avr.
3995 * config.gcc (tm_defines) [target=avr]: Support --with-libf7,
3996 --with-double-comparison.
3997 * doc/install.texi: Document them.
3998 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
3999 <WITH_LIBF7_LIBGCC, WITH_LIBF7_MATH, WITH_LIBF7_MATH_SYMBOLS>
4000 <WITH_DOUBLE_COMPARISON>: New built-in defines.
4001 * doc/invoke.texi (AVR Built-in Macros): Document them.
4002 * config/avr/avr-protos.h (avr_float_lib_compare_returns_bool): New.
4003 * config/avr/avr.c (avr_float_lib_compare_returns_bool): New function.
4004 * config/avr/avr.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): New macro.
4006 2020-01-08 Richard Earnshaw <rearnsha@arm.com>
4009 * config/arm/t-multilib (MULTILIB_MATCHES): Add rules to match
4010 armv7-a{+mp,+sec,+mp+sec} to appropriate armv7 multilib variants
4011 when only building rm-profile multilibs.
4013 2020-01-08 Feng Xue <fxue@os.amperecomputing.com>
4016 * ipa-cp.c (self_recursively_generated_p): Find matched aggregate
4017 lattice for a value to check.
4018 (propagate_vals_across_arith_jfunc): Add an assertion to ensure
4019 finite propagation in self-recursive scc.
4021 2020-01-08 Luo Xiong Hu <luoxhu@linux.ibm.com>
4023 * ipa-inline.c (caller_growth_limits): Restore the AND.
4025 2020-01-07 Andrew Stubbs <ams@codesourcery.com>
4027 * config/gcn/gcn-valu.md (VEC_1REG_INT_ALT): Delete iterator.
4028 (VEC_ALLREG_ALT): New iterator.
4029 (VEC_ALLREG_INT_MODE): New iterator.
4030 (VCMP_MODE): New iterator.
4031 (VCMP_MODE_INT): New iterator.
4032 (vec_cmpu<mode>di): Use VCMP_MODE_INT.
4033 (vec_cmp<u>v64qidi): New define_expand.
4034 (vec_cmp<mode>di_exec): Use VCMP_MODE.
4035 (vec_cmpu<mode>di_exec): New define_expand.
4036 (vec_cmp<u>v64qidi_exec): New define_expand.
4037 (vec_cmp<mode>di_dup): Use VCMP_MODE.
4038 (vec_cmp<mode>di_dup_exec): Use VCMP_MODE.
4039 (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>): Rename ...
4040 (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>): ... to this.
4041 (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>_exec): Rename ...
4042 (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>_exec): ... to this.
4043 (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>): Rename ...
4044 (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>): ... to this.
4045 (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>_exec): Rename ...
4046 (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>_exec): ... to
4048 * config/gcn/gcn.c (print_operand): Fix 8 and 16 bit suffixes.
4049 * config/gcn/gcn.md (expander): Add sign_extend and zero_extend.
4051 2020-01-07 Andrew Stubbs <ams@codesourcery.com>
4053 * config/gcn/constraints.md (DA): Update description and match.
4055 (Db): New constraint.
4056 * config/gcn/gcn-protos.h (gcn_inline_constant64_p): Add second
4058 * config/gcn/gcn.c (gcn_inline_constant64_p): Add 'mixed' parameter.
4059 Implement 'Db' mixed immediate type.
4060 * config/gcn/gcn-valu.md (addcv64si3<exec_vcc>): Rework constraints.
4061 (addcv64si3_dup<exec_vcc>): Delete.
4062 (subcv64si3<exec_vcc>): Rework constraints.
4063 (addv64di3): Rework constraints.
4064 (addv64di3_exec): Rework constraints.
4065 (subv64di3): Rework constraints.
4066 (addv64di3_dup): Delete.
4067 (addv64di3_dup_exec): Delete.
4068 (addv64di3_zext): Rework constraints.
4069 (addv64di3_zext_exec): Rework constraints.
4070 (addv64di3_zext_dup): Rework constraints.
4071 (addv64di3_zext_dup_exec): Rework constraints.
4072 (addv64di3_zext_dup2): Rework constraints.
4073 (addv64di3_zext_dup2_exec): Rework constraints.
4074 (addv64di3_sext_dup2): Rework constraints.
4075 (addv64di3_sext_dup2_exec): Rework constraints.
4077 2020-01-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
4079 * doc/sourcebuild.texi (arm_little_endian, arm_nothumb): Documented
4080 existing target checks.
4082 2020-01-07 Richard Biener <rguenther@suse.de>
4084 * doc/install.texi: Bump minimal supported MPC version.
4086 2020-01-07 Richard Sandiford <richard.sandiford@arm.com>
4088 * langhooks-def.h (lhd_simulate_enum_decl): Declare.
4089 (LANG_HOOKS_SIMULATE_ENUM_DECL): Use it.
4090 * langhooks.c: Include stor-layout.h.
4091 (lhd_simulate_enum_decl): New function.
4092 * config/aarch64/aarch64-sve-builtins.cc (init_builtins): Call
4093 handle_arm_sve_h for the LTO frontend.
4094 (register_vector_type): Cope with null returns from pushdecl.
4096 2020-01-07 Richard Sandiford <richard.sandiford@arm.com>
4098 * config/aarch64/aarch64-protos.h (aarch64_sve::svbool_type_p)
4099 (aarch64_sve::nvectors_if_data_type): Replace with...
4100 (aarch64_sve::builtin_type_p): ...this.
4101 * config/aarch64/aarch64-sve-builtins.cc: Include attribs.h.
4102 (find_vector_type): Delete.
4103 (add_sve_type_attribute): New function.
4104 (lookup_sve_type_attribute): Likewise.
4105 (register_builtin_types): Add an "SVE type" attribute to each type.
4106 (register_tuple_type): Likewise.
4107 (svbool_type_p, nvectors_if_data_type): Delete.
4108 (mangle_builtin_type): Use lookup_sve_type_attribute.
4109 (builtin_type_p): Likewise. Add an overload that returns the
4110 number of constituent vector and predicate registers.
4111 * config/aarch64/aarch64.c (aarch64_sve_argument_p): Delete.
4112 (aarch64_returns_value_in_sve_regs_p): Use aarch64_sve::builtin_type_p
4113 instead of aarch64_sve_argument_p.
4114 (aarch64_takes_arguments_in_sve_regs_p): Likewise.
4115 (aarch64_pass_by_reference): Likewise.
4116 (aarch64_function_value_1): Likewise.
4117 (aarch64_return_in_memory): Likewise.
4118 (aarch64_layout_arg): Likewise.
4120 2020-01-07 Jakub Jelinek <jakub@redhat.com>
4122 PR tree-optimization/93156
4123 * tree-ssa-ccp.c (bit_value_binop): For x * x note that the second
4124 least significant bit is always clear.
4126 PR tree-optimization/93118
4127 * match.pd ((x >> c) << c -> x & (-1<<c)): Add nop_convert?. Add new
4128 simplifier with two intermediate conversions.
4130 2020-01-07 Martin Liska <mliska@suse.cz>
4132 * params.opt: Add Optimization for various parameters.
4134 2020-01-07 Martin Liska <mliska@suse.cz>
4137 * doc/extend.texi: Explain cloning for target_clone
4140 2020-01-07 Martin Liska <mliska@suse.cz>
4142 PR tree-optimization/92860
4143 * common.opt: Make in Optimization option
4144 as it is affected by -O0, which is an Optimization
4146 * tree-inline.c (tree_inlinable_function_p):
4147 Use opt_for_fn for warn_inline.
4148 (expand_call_inline): Likewise.
4150 2020-01-07 Martin Liska <mliska@suse.cz>
4152 PR tree-optimization/92860
4153 * common.opt: Make flag_ree as optimization
4156 2020-01-07 Martin Liska <mliska@suse.cz>
4158 PR optimization/92860
4159 * params.opt: Mark param_min_crossjump_insns with Optimization
4162 2020-01-07 Luo Xiong Hu <luoxhu@linux.ibm.com>
4164 * ipa-inline-analysis.c (estimate_growth): Fix typo.
4165 * ipa-inline.c (caller_growth_limits): Use OR instead of AND.
4167 2020-01-06 Michael Meissner <meissner@linux.ibm.com>
4169 * config/rs6000/rs6000.c (hard_reg_and_mode_to_addr_mask): New
4170 helper function to return the valid addressing formats for a given
4171 hard register and mode.
4172 (rs6000_adjust_vec_address): Call hard_reg_and_mode_to_addr_mask.
4174 * config/rs6000/constraints.md (Q constraint): Update
4176 * doc/md.texi (RS/6000 constraints): Update 'Q' cosntraint
4179 * config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
4180 Use 'Q' for doing vector extract from memory.
4181 (vsx_extract_v4sf_var): Use 'Q' for doing vector extract from
4183 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Use 'Q' for
4184 doing vector extract from memory.
4185 (vsx_extract_<mode>_<VS_scalar>mode_var): Use 'Q' for doing vector
4186 extract from memory.
4188 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add support
4189 for the offset being 34-bits when -mcpu=future is used.
4191 2020-01-06 John David Anglin <danglin@gcc.gnu.org>
4193 * config/pa/pa.md: Revert change to use ordered_comparison_operator
4194 instead of cmpib_comparison_operator in cmpib patterns.
4195 * config/pa/predicates.md (cmpib_comparison_operator): Revert removal
4196 of cmpib_comparison_operator. Revise comment.
4198 2020-01-06 Richard Sandiford <richard.sandiford@arm.com>
4200 * tree-vect-slp.c (vect_build_slp_tree_1): Require all shifts
4201 in an IFN_DIV_POW2 node to be equal.
4203 2020-01-06 Richard Sandiford <richard.sandiford@arm.com>
4205 * tree-vect-stmts.c (vect_check_load_store_mask): Rename to...
4206 (vect_check_scalar_mask): ...this.
4207 (vectorizable_store, vectorizable_load): Update call accordingly.
4208 (vectorizable_call): Use vect_check_scalar_mask to check the mask
4209 argument in calls to conditional internal functions.
4211 2020-01-06 Andrew Stubbs <ams@codesourcery.com>
4213 * config/gcn/gcn-valu.md (subv64di3): Use separate alternatives for
4214 '0' matching inputs.
4215 (subv64di3_exec): Likewise.
4217 2020-01-06 Bryan Stenson <bryan@siliconvortex.com>
4219 * config/mips/mips.c (vr4130_align_insns): Fix typo.
4220 * doc/md.texi (movstr): Likewise.
4222 2020-01-06 Andrew Stubbs <ams@codesourcery.com>
4224 * config/gcn/gcn-valu.md (vec_extract<mode><scalar_mode>): Add early
4227 2020-01-06 Richard Sandiford <richard.sandiford@arm.com>
4229 * config/aarch64/t-aarch64 ($(srcdir)/config/aarch64/aarch64-tune.md):
4231 (s-aarch64-tune-md): ...this new stamp file. Pipe the new contents
4232 to a temporary file and use move-if-change to update the real
4233 file where necessary.
4235 2020-01-06 Richard Sandiford <richard.sandiford@arm.com>
4237 * config/aarch64/aarch64-sve.md (@aarch64_sel_dup<mode>): Use Upl
4238 rather than Upa for CPY /M.
4240 2020-01-06 Andrew Stubbs <ams@codesourcery.com>
4242 * config/gcn/gcn.c (gcn_inline_constant_p): Allow 64 as an inline
4245 2020-01-06 Martin Liska <mliska@suse.cz>
4247 PR tree-optimization/92860
4248 * params.opt: Mark param_max_combine_insns with Optimization
4251 2020-01-05 Jakub Jelinek <jakub@redhat.com>
4254 * config/i386/i386.md (SWIDWI): New mode iterator.
4255 (DWI, dwi): Add TImode variants.
4256 (addv<mode>4): Use SWIDWI iterator instead of SWI. Use
4257 <general_hilo_operand> instead of <general_operand>. Use
4258 CONST_SCALAR_INT_P instead of CONST_INT_P.
4259 (*addv<mode>4_1): Rename to ...
4260 (addv<mode>4_1): ... this.
4261 (QWI): New mode attribute.
4262 (*addv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
4263 define_insn_and_split patterns.
4264 (*addv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
4266 (uaddv<mode>4): Use SWIDWI iterator instead of SWI. Use
4267 <general_hilo_operand> instead of <general_operand>.
4268 (*addcarry<mode>_1): New define_insn.
4269 (*add<dwi>3_doubleword_cc_overflow_1): New define_insn_and_split.
4271 2020-01-03 Konstantin Kharlamov <Hi-Angel@yandex.ru>
4273 * gdbinit.in (pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, pdd, pbs, pbm):
4274 Use "call" instead of "set".
4276 2020-01-03 Martin Jambor <mjambor@suse.cz>
4279 * ipa-cp.c (print_all_lattices): Skip functions without info.
4281 2020-01-03 Jakub Jelinek <jakub@redhat.com>
4284 * config/i386/i386-options.c (ix86_simd_clone_adjust): If
4285 TARGET_PREFER_AVX128, use prefer-vector-width=256 for 'c' and 'd'
4286 simd clones. If TARGET_PREFER_AVX256, use prefer-vector-width=512
4287 for 'e' simd clones.
4290 * config/i386/i386.opt (x_prefer_vector_width_type): Remove TargetSave
4292 (mprefer-vector-width=): Add Save.
4293 * config/i386/i386-options.c (ix86_target_string): Add PVW argument, print
4294 -mprefer-vector-width= if non-zero. Fix up -mfpmath= comment.
4295 (ix86_debug_options, ix86_function_specific_print): Adjust
4296 ix86_target_string callers.
4297 (ix86_valid_target_attribute_inner_p): Handle prefer-vector-width=.
4298 (ix86_valid_target_attribute_tree): Likewise.
4299 * config/i386/i386-options.h (ix86_target_string): Add PVW argument.
4300 * config/i386/i386-expand.c (ix86_expand_builtin): Adjust
4301 ix86_target_string caller.
4304 * config/i386/i386.md (abs<mode>2): Use expand_simple_binop instead of
4305 emitting ASHIFTRT, XOR and MINUS by hand. Use gen_int_mode with QImode
4306 instead of gen_int_shift_amount + convert_modes.
4308 PR rtl-optimization/93088
4309 * loop-iv.c (find_single_def_src): Punt after looking through
4310 128 reg copies for regs with single definitions. Move definitions
4313 2020-01-02 Dennis Zhang <dennis.zhang@arm.com>
4315 * config/arm/arm-c.c (arm_cpu_builtins): Define
4316 __ARM_FEATURE_MATMUL_INT8, __ARM_FEATURE_BF16_VECTOR_ARITHMETIC,
4317 __ARM_FEATURE_BF16_SCALAR_ARITHMETIC, and
4318 __ARM_BF16_FORMAT_ALTERNATIVE when enabled.
4319 * config/arm/arm-cpus.in (armv8_6, i8mm, bf16): New features.
4320 * config/arm/arm-tables.opt: Regenerated.
4321 * config/arm/arm.c (arm_option_reconfigure_globals): Initialize
4322 arm_arch_i8mm and arm_arch_bf16 when enabled.
4323 * config/arm/arm.h (TARGET_I8MM): New macro.
4324 (TARGET_BF16_FP, TARGET_BF16_SIMD): Likewise.
4325 * config/arm/t-aprofile: Add matching rules for -march=armv8.6-a.
4326 * config/arm/t-arm-elf (all_v8_archs): Add armv8.6-a.
4327 * config/arm/t-multilib: Add matching rules for -march=armv8.6-a.
4328 (v8_6_a_simd_variants): New.
4329 (v8_*_a_simd_variants): Add i8mm and bf16.
4330 * doc/invoke.texi (armv8.6-a, i8mm, bf16): Document new options.
4332 2020-01-02 Jakub Jelinek <jakub@redhat.com>
4335 * predict.c (compute_function_frequency): Don't call
4336 warn_function_cold on functions that already have cold attribute.
4338 2020-01-01 John David Anglin <danglin@gcc.gnu.org>
4341 * config/pa/pa.c (pa_elf_select_rtx_section): New. Put references to
4342 COMDAT group function labels in .data.rel.ro.local section.
4343 * config/pa/pa32-linux.h (TARGET_ASM_SELECT_RTX_SECTION): Define.
4346 * config/pa/pa.md (scc): Use ordered_comparison_operator instead of
4347 comparison_operator in B and S integer comparisons. Likewise, use
4348 ordered_comparison_operator instead of cmpib_comparison_operator in
4350 * config/pa/predicates.md (cmpib_comparison_operator): Remove.
4352 2020-01-01 Jakub Jelinek <jakub@redhat.com>
4354 Update copyright years.
4356 * gcc.c (process_command): Update copyright notice dates.
4357 * gcov-dump.c (print_version): Ditto.
4358 * gcov.c (print_version): Ditto.
4359 * gcov-tool.c (print_version): Ditto.
4360 * gengtype.c (create_file): Ditto.
4361 * doc/cpp.texi: Bump @copying's copyright year.
4362 * doc/cppinternals.texi: Ditto.
4363 * doc/gcc.texi: Ditto.
4364 * doc/gccint.texi: Ditto.
4365 * doc/gcov.texi: Ditto.
4366 * doc/install.texi: Ditto.
4367 * doc/invoke.texi: Ditto.
4369 2020-01-01 Jan Hubicka <hubicka@ucw.cz>
4371 * ipa.c (walk_polymorphic_call_targets): Fix updating of overall
4374 2020-01-01 Jakub Jelinek <jakub@redhat.com>
4376 PR tree-optimization/93098
4377 * match.pd (popcount): For shift amounts, use integer_onep
4378 or wi::to_widest () == cst instead of tree_to_uhwi () == cst
4379 tests. Make sure that precision is power of two larger than or equal
4380 to 16. Ensure shift is never negative. Use HOST_WIDE_INT_UC macro
4381 instead of ULL suffixed constants. Formatting fixes.
4383 Copyright (C) 2020 Free Software Foundation, Inc.
4385 Copying and distribution of this file, with or without modification,
4386 are permitted in any medium without royalty provided the copyright
4387 notice and this notice are preserved.