1 2020-02-21 Andrew Stubbs <ams@codesourcery.com>
3 * config/gcn/gcn-valu.md (gather_load<mode>): Rename to ...
4 (gather_load<mode>v64si): ... this and set operand 2 to V64SI.
5 (scatter_store<mode>): Rename to ...
6 (scatter_store<mode>v64si): ... this and set operand 1 to V64SI.
7 (scatter<mode>_exec): Delete. Move contents ...
8 (mask_scatter_store<mode>): ... here, and rename that to ...
9 (mask_gather_load<mode>v64si): ... this. Set operand 2 to V64SI.
10 Remove mode conversion.
11 (mask_gather_load<mode>): Rename to ...
12 (mask_scatter_store<mode>v64si): ... this. Set operand 1 to V64SI.
13 Remove mode conversion.
14 * config/gcn/gcn.c (gcn_expand_scaled_offsets): Remove mode conversion.
16 2020-02-21 Martin Jambor <mjambor@suse.cz>
18 PR tree-optimization/93845
19 * tree-sra.c (verify_sra_access_forest): Only test access size of
22 2020-02-21 Andrew Stubbs <ams@codesourcery.com>
24 * config/gcn/gcn.c (gcn_hard_regno_mode_ok): Align VGPR pairs.
25 * config/gcn/gcn-valu.md (addv64di3): Remove early-clobber.
26 (addv64di3_exec): Likewise.
27 (subv64di3): Likewise.
28 (subv64di3_exec): Likewise.
29 (addv64di3_zext): Likewise.
30 (addv64di3_zext_exec): Likewise.
31 (addv64di3_zext_dup): Likewise.
32 (addv64di3_zext_dup_exec): Likewise.
33 (addv64di3_zext_dup2): Likewise.
34 (addv64di3_zext_dup2_exec): Likewise.
35 (addv64di3_sext_dup2): Likewise.
36 (addv64di3_sext_dup2_exec): Likewise.
37 (<expander>v64di3): Likewise.
38 (<expander>v64di3_exec): Likewise.
39 (*<reduc_op>_dpp_shr_v64di): Likewise.
40 (*plus_carry_dpp_shr_v64di): Likewise.
41 * config/gcn/gcn.md (adddi3): Likewise.
42 (addptrdi3): Likewise.
43 (<expander>di3): Likewise.
45 2020-02-21 Andrew Stubbs <ams@codesourcery.com>
47 * config/gcn/gcn-valu.md (vec_seriesv64di): Use gen_vec_duplicatev64di.
49 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
51 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Add SVE
52 support. Use aarch64_emit_mult instead of emitting multiplication
53 instructions directly.
54 * config/aarch64/aarch64-sve.md (sqrt<mode>2, rsqrt<mode>2)
55 (@aarch64_rsqrte<mode>, @aarch64_rsqrts<mode>): New expanders.
57 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
59 * config/aarch64/aarch64.c (aarch64_emit_mult): New function.
60 (aarch64_emit_approx_div): Add SVE support. Use aarch64_emit_mult
61 instead of emitting multiplication instructions directly.
62 * config/aarch64/iterators.md (SVE_COND_FP_BINARY_OPTAB): New iterator.
63 * config/aarch64/aarch64-sve.md (div<mode>3, @aarch64_frecpe<mode>)
64 (@aarch64_frecps<mode>): New expanders.
66 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
68 * config/aarch64/aarch64-protos.h (AARCH64_APPROX_MODE): Operate
69 on and produce uint64_ts rather than ints.
70 (AARCH64_APPROX_NONE, AARCH64_APPROX_ALL): Change to uint64_ts.
71 (cpu_approx_modes): Change the fields from unsigned int to uint64_t.
73 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
75 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Don't create
76 an unused xmsk register when handling approximate rsqrt.
78 2020-02-21 Richard Sandiford <richard.sandiford@arm.com>
80 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Fix inverted
81 flag_finite_math_only condition.
83 2020-02-20 Uroš Bizjak <ubizjak@gmail.com>
86 * config/i386/mmx.md (*vec_extractv2sf_1): Match source operand
87 to destination operand for shufps alternative.
88 (*vec_extractv2si_1): Ditto.
90 2020-02-20 Peter Bergner <bergner@linux.ibm.com>
93 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Handle VSX
96 2020-02-20 Martin Liska <mliska@suse.cz>
99 * config/darwin.c (darwin_override_options): Change 64b to 64-bit mode.
101 2020-02-20 Martin Liska <mliska@suse.cz>
104 * common/config/avr/avr-common.c: Remote trailing "|".
106 2020-02-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
108 * collect2.c (maybe_run_lto_and_relink): Fix typo in
111 2020-02-19 Richard Sandiford <richard.sandiford@arm.com>
113 PR tree-optimization/93767
114 * tree-vect-data-refs.c (vect_compile_time_alias): Remove the
115 access-size bias from the offset calculations for negative strides.
117 2020-02-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
119 * collect2.c (c_file, o_file): Make const again.
120 (ldout,lderrout, dump_ld_file): Remove.
121 (tool_cleanup): Avoid calling not signal-safe functions.
122 (maybe_run_lto_and_relink): Avoid possible signal handler
123 access to unintialzed memory (lto_o_files).
124 (main): Avoid leaking temp files in $TMPDIR.
125 Initialize c_file/o_file with concat, which avoids exposing
126 uninitialized memory to signal handler, which calls unlink(!).
127 Avoid calling maybe_unlink when the main function returns,
128 since the atexit handler is already doing this.
129 * collect2.h (dump_ld_file, ldout, lderrout): Remove.
131 2020-02-19 Martin Jambor <mjambor@suse.cz>
133 PR tree-optimization/93776
134 * tree-sra.c (create_access): Do not create zero size accesses.
135 (get_access_for_expr): Do not search for zero sized accesses.
137 2020-02-19 Martin Jambor <mjambor@suse.cz>
139 PR tree-optimization/93667
140 * tree-sra.c (scalarizable_type_p): Return false if record fields
141 do not follow wach other.
143 2020-01-21 Kito Cheng <kito.cheng@sifive.com>
145 * config/riscv/riscv.c (riscv_output_move) Using fmv.x.w/fmv.w.x
146 rather than fmv.x.s/fmv.s.x.
148 2020-02-18 James Greenhalgh <james.greenhalgh@arm.com>
150 * config/aarch64/aarch64-simd-builtins.def
151 (intrinsic_vec_smult_lo_): New.
152 (intrinsic_vec_umult_lo_): Likewise.
153 (vec_widen_smult_hi_): Likewise.
154 (vec_widen_umult_hi_): Likewise.
155 * config/aarch64/aarch64-simd.md
156 (aarch64_intrinsic_vec_<su>mult_lo_<mode>): New.
157 * config/aarch64/arm_neon.h (vmull_high_s8): Use intrinsics.
158 (vmull_high_s16): Likewise.
159 (vmull_high_s32): Likewise.
160 (vmull_high_u8): Likewise.
161 (vmull_high_u16): Likewise.
162 (vmull_high_u32): Likewise.
163 (vmull_s8): Likewise.
164 (vmull_s16): Likewise.
165 (vmull_s32): Likewise.
166 (vmull_u8): Likewise.
167 (vmull_u16): Likewise.
168 (vmull_u32): Likewise.
170 2020-02-18 Martin Liska <mliska@suse.cz>
172 * value-prof.c (stream_out_histogram_value): Restore LTO PGO
173 bootstrap by missing removal of invalid sanity check.
175 2020-02-18 Martin Liska <mliska@suse.cz>
178 * ipa-icf-gimple.c (func_checker::compare_gimple_assign):
179 Always compare LHS of gimple_assign.
181 2020-02-18 Martin Liska <mliska@suse.cz>
184 * cgraph.c (cgraph_node::verify_node): Verify MALLOC attribute
185 and return type of functions.
186 * ipa-param-manipulation.c (ipa_param_adjustments::adjust_decl):
187 Drop MALLOC attribute for void functions.
188 * ipa-pure-const.c (funct_state_summary_t::duplicate): Drop
189 malloc_state for a new VOID clone.
191 2020-02-18 Martin Liska <mliska@suse.cz>
194 * common.opt: Add -fprofile-reproducibility.
195 * doc/invoke.texi: Document it.
196 * value-prof.c (dump_histogram_value):
197 Document and support behavior for counters[0]
198 being a negative value.
199 (get_nth_most_common_value): Handle negative
200 counters[0] in respect to flag_profile_reproducible.
202 2020-02-18 Jakub Jelinek <jakub@redhat.com>
205 * cgraph.c (verify_speculative_call): Use speculative_id instead of
206 speculative_uid in messages. Remove trailing whitespace from error
207 message. Use num_speculative_call_targets instead of
208 num_speculative_targets in a message.
209 (cgraph_node::verify_node): Use call_stmt instead of cal_stmt in
210 edge messages and stmt instead of cal_stmt in reference message.
212 PR tree-optimization/93780
213 * tree-ssa.c (non_rewritable_lvalue_p): Check valid_vector_subparts_p
214 before calling build_vector_type.
215 (execute_update_addresses_taken): Likewise.
218 * params.opt (-param=ipa-max-switch-predicate-bounds=): Fix help
219 typo, functoin -> function.
220 * tree.c (free_lang_data_in_decl): Fix comment typo,
221 functoin -> function.
222 * ipa-visibility.c (cgraph_externally_visible_p): Likewise.
224 2020-02-17 David Malcolm <dmalcolm@redhat.com>
226 * diagnostic.c (print_any_cwe): Don't call get_cwe_url if URLs
228 (print_option_information): Don't call get_option_url if URLs
231 2020-02-17 Alexandre Oliva <oliva@adacore.com>
233 * tree-emutls.c (new_emutls_decl, emutls_common_1): Complete
234 handling of register_common-less targets.
236 2020-02-17 Martin Liska <mliska@suse.cz>
239 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar.
241 2020-02-17 Martin Liska <mliska@suse.cz>
244 * config/rs6000/rs6000.c (rs6000_option_override_internal):
247 2020-02-17 Martin Liska <mliska@suse.cz>
250 * config/rx/elf.opt: Fix typo.
252 2020-02-17 Richard Biener <rguenther@suse.de>
255 * opts-global.c (print_ignored_options): Use inform and
258 2020-02-17 Jiufu Guo <guojiufu@linux.ibm.com>
261 * config/rs6000/rs6000.md (untyped_call): Add emit_clobber.
263 2020-02-16 Uroš Bizjak <ubizjak@gmail.com>
266 * config/i386/i386.md (atan2xf3): Swap operands 1 and 2.
267 (atan2<mode>3): Update operand order in the call to gen_atan2xf3.
269 2020-02-15 Jason Merrill <jason@redhat.com>
271 * doc/invoke.texi (C Dialect Options): Add -std=c++20.
273 2020-02-15 Jakub Jelinek <jakub@redhat.com>
275 PR tree-optimization/93744
276 * match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0,
277 A - ((A - B) & -(C cmp D)) -> (C cmp D) ? B : A,
278 A + ((B - A) & -(C cmp D)) -> (C cmp D) ? B : A): For GENERIC, make
279 sure @2 in the first and @1 in the other patterns has no side-effects.
281 2020-02-15 David Malcolm <dmalcolm@redhat.com>
282 Bernd Edlinger <bernd.edlinger@hotmail.de>
286 * config.in (DIAGNOSTICS_URLS_DEFAULT): New define.
287 * configure.ac (--with-diagnostics-urls): New configuration
288 option, based on --with-diagnostics-color.
289 (DIAGNOSTICS_URLS_DEFAULT): New define.
290 * config.h: Regenerate.
291 * configure: Regenerate.
292 * diagnostic.c (diagnostic_urls_init): Handle -1 for
293 DIAGNOSTICS_URLS_DEFAULT from configure-time
294 --with-diagnostics-urls=auto-if-env by querying for a GCC_URLS
295 and TERM_URLS environment variable.
296 * diagnostic-url.h (diagnostic_url_format): New enum type.
297 (diagnostic_urls_enabled_p): rename to...
298 (determine_url_format): ... this, and change return type.
299 * diagnostic-color.c (parse_env_vars_for_urls): New helper function.
300 (auto_enable_urls): Disable URLs on xfce4-terminal, gnome-terminal,
301 the linux console, and mingw.
302 (diagnostic_urls_enabled_p): rename to...
303 (determine_url_format): ... this, and adjust.
304 * pretty-print.h (pretty_printer::show_urls): rename to...
305 (pretty_printer::url_format): ... this, and change to enum.
306 * pretty-print.c (pretty_printer::pretty_printer,
307 pp_begin_url, pp_end_url, test_urls): Adjust.
308 * doc/install.texi (--with-diagnostics-urls): Document the new
309 configuration option.
310 (--with-diagnostics-color): Document the existing interaction
311 with GCC_COLORS better.
312 * doc/invoke.texi (-fdiagnostics-urls): Add GCC_URLS and TERM_URLS
313 vindex reference. Update description of defaults based on the above.
314 (-fdiagnostics-color): Update description of how -fdiagnostics-color
315 interacts with GCC_COLORS.
317 2020-02-14 Eric Botcazou <ebotcazou@adacore.com>
320 * config/sparc/sparc.c (eligible_for_call_delay): Test HAVE_GNU_LD in
321 conjunction with TARGET_GNU_TLS in early return.
323 2020-02-14 Alexander Monakov <amonakov@ispras.ru>
325 * rtlanal.c (rtx_cost): Handle a SET up front. Avoid division if
326 the mode is not wider than UNITS_PER_WORD.
328 2020-02-14 Martin Jambor <mjambor@suse.cz>
330 PR tree-optimization/93516
331 * tree-sra.c (propagate_subaccesses_from_rhs): Do not create
332 access of the same type as the parent.
333 (propagate_subaccesses_from_lhs): Likewise.
335 2020-02-14 Hongtao Liu <hongtao.liu@intel.com>
338 * config/i386/avx512vbmi2intrin.h
339 (_mm512_shrdi_epi16, _mm512_mask_shrdi_epi16,
340 _mm512_maskz_shrdi_epi16, _mm512_shrdi_epi32,
341 _mm512_mask_shrdi_epi32, _mm512_maskz_shrdi_epi32,
342 _m512_shrdi_epi64, _m512_mask_shrdi_epi64,
343 _m512_maskz_shrdi_epi64, _mm512_shldi_epi16,
344 _mm512_mask_shldi_epi16, _mm512_maskz_shldi_epi16,
345 _mm512_shldi_epi32, _mm512_mask_shldi_epi32,
346 _mm512_maskz_shldi_epi32, _mm512_shldi_epi64,
347 _mm512_mask_shldi_epi64, _mm512_maskz_shldi_epi64): Fix typo
348 of lacking a closing parenthesis.
349 * config/i386/avx512vbmi2vlintrin.h
350 (_mm256_shrdi_epi16, _mm256_mask_shrdi_epi16,
351 _mm256_maskz_shrdi_epi16, _mm256_shrdi_epi32,
352 _mm256_mask_shrdi_epi32, _mm256_maskz_shrdi_epi32,
353 _m256_shrdi_epi64, _m256_mask_shrdi_epi64,
354 _m256_maskz_shrdi_epi64, _mm256_shldi_epi16,
355 _mm256_mask_shldi_epi16, _mm256_maskz_shldi_epi16,
356 _mm256_shldi_epi32, _mm256_mask_shldi_epi32,
357 _mm256_maskz_shldi_epi32, _mm256_shldi_epi64,
358 _mm256_mask_shldi_epi64, _mm256_maskz_shldi_epi64,
359 _mm_shrdi_epi16, _mm_mask_shrdi_epi16,
360 _mm_maskz_shrdi_epi16, _mm_shrdi_epi32,
361 _mm_mask_shrdi_epi32, _mm_maskz_shrdi_epi32,
362 _mm_shrdi_epi64, _mm_mask_shrdi_epi64,
363 _m_maskz_shrdi_epi64, _mm_shldi_epi16,
364 _mm_mask_shldi_epi16, _mm_maskz_shldi_epi16,
365 _mm_shldi_epi32, _mm_mask_shldi_epi32,
366 _mm_maskz_shldi_epi32, _mm_shldi_epi64,
367 _mm_mask_shldi_epi64, _mm_maskz_shldi_epi64): Ditto.
369 2020-02-13 H.J. Lu <hongjiu.lu@intel.com>
372 * config/i386/i386.c (ix86_trampoline_init): Skip ENDBR32 at
373 the target function entry.
375 2020-02-13 Claudiu Zissulescu <claziss@synopsys.com>
377 * common/config/arc/arc-common.c (arc_option_optimization_table):
378 Disable if-conversion step when optimized for size.
380 2020-02-13 Claudiu Zissulescu <claziss@synopsys.com>
382 * config/arc/arc.c (arc_conditional_register_usage): R0-R3 and
383 R12-R15 are always in ARCOMPACT16_REGS register class.
384 * config/arc/arc.opt (mq-class): Deprecate.
385 * config/arc/constraint.md ("q"): Remove dependency on mq-class
387 * doc/invoke.texi (mq-class): Update text.
388 * common/config/arc/arc-common.c (arc_option_optimization_table):
391 2020-02-13 Claudiu Zissulescu <claziss@synopsys.com>
393 * config/arc/arc.c (arc_insn_cost): New function.
394 (TARGET_INSN_COST): Define.
395 * config/arc/arc.md (cost): New attribute.
396 (add_n): Use arc_nonmemory_operand.
397 (ashlsi3_insn): Likewise, also update constraints.
398 (ashrsi3_insn): Likewise.
400 (add_shift): Likewise.
401 * config/arc/predicates.md (arc_nonmemory_operand): New predicate.
403 2020-02-13 Claudiu Zissulescu <claziss@synopsys.com>
405 * config/arc/arc.md (mulsidi_600): Correctly select mlo/mhi
407 (umulsidi_600): Likewise.
409 2020-02-13 Jakub Jelinek <jakub@redhat.com>
412 * config/i386/avx512bitalgintrin.h (_mm512_mask_popcnt_epi8,
413 _mm512_mask_popcnt_epi16, _mm256_mask_popcnt_epi8,
414 _mm256_mask_popcnt_epi16, _mm_mask_popcnt_epi8,
415 _mm_mask_popcnt_epi16): Rename __B argument to __A and __A to __W,
416 pass __A to the builtin followed by __W instead of __A followed by
418 * config/i386/avx512vpopcntdqintrin.h (_mm512_mask_popcnt_epi32,
419 _mm512_mask_popcnt_epi64): Likewise.
420 * config/i386/avx512vpopcntdqvlintrin.h (_mm_mask_popcnt_epi32,
421 _mm256_mask_popcnt_epi32, _mm_mask_popcnt_epi64,
422 _mm256_mask_popcnt_epi64): Likewise.
424 PR tree-optimization/93582
425 * fold-const.h (shift_bytes_in_array_left,
426 shift_bytes_in_array_right): Declare.
427 * fold-const.c (shift_bytes_in_array_left,
428 shift_bytes_in_array_right): New function, moved from
429 gimple-ssa-store-merging.c, no longer static.
430 * gimple-ssa-store-merging.c (shift_bytes_in_array): Move
431 to gimple-ssa-store-merging.c and rename to shift_bytes_in_array_left.
432 (shift_bytes_in_array_right): Move to gimple-ssa-store-merging.c.
433 (encode_tree_to_bitpos): Use shift_bytes_in_array_left instead of
434 shift_bytes_in_array.
435 (verify_shift_bytes_in_array): Rename to ...
436 (verify_shift_bytes_in_array_left): ... this. Use
437 shift_bytes_in_array_left instead of shift_bytes_in_array.
438 (store_merging_c_tests): Call verify_shift_bytes_in_array_left
439 instead of verify_shift_bytes_in_array.
440 * tree-ssa-sccvn.c (vn_reference_lookup_3): For native_encode_expr
441 / native_interpret_expr where the store covers all needed bits,
442 punt on PDP-endian, otherwise allow all involved offsets and sizes
443 not to be byte-aligned.
446 * config/i386/sse.md (k<code><mode>): Drop mode from last operand and
447 use const_0_to_255_operand predicate instead of immediate_operand.
448 (avx512dq_fpclass<mode><mask_scalar_merge_name>,
449 avx512dq_vmfpclass<mode><mask_scalar_merge_name>,
450 vgf2p8affineinvqb_<mode><mask_name>,
451 vgf2p8affineqb_<mode><mask_name>): Drop mode from
452 const_0_to_255_operand predicated operands.
454 2020-02-12 Jeff Law <law@redhat.com>
456 * config/h8300/h8300.md (comparison shortening peepholes): Use
457 a mode iterator to merge the HImode and SImode peepholes.
459 2020-02-12 Jakub Jelinek <jakub@redhat.com>
462 * real.c (is_even): Make static. Function comment fix.
463 (is_halfway_below): Make static, don't assert R is not inf/nan,
464 instead return false for those. Small formatting fixes.
466 2020-02-12 Martin Sebor <msebor@redhat.com>
469 * tree-ssa-strlen.c (handle_builtin_stxncpy): Rename...
470 (handle_builtin_stxncpy_strncat): ...to this. Change first argument.
471 Issue only -Wstringop-overflow strncat, never -Wstringop-truncation.
472 (strlen_check_and_optimize_call): Adjust callee name.
474 2020-02-12 Jeff Law <law@redhat.com>
476 * config/h8300/h8300.md (comparison shortening peepholes): Drop
477 (and (xor)) variant. Combine other two into single peephole.
479 2020-02-12 Wilco Dijkstra <wdijkstr@arm.com>
481 PR rtl-optimization/93565
482 * config/aarch64/aarch64.c (aarch64_rtx_costs): Add CTZ costs.
484 2020-02-12 Wilco Dijkstra <wdijkstr@arm.com>
486 * config/aarch64/aarch64-simd.md
487 (aarch64_zero_extend<GPI:mode>_reduc_plus_<VDQV_E:mode>): New pattern.
488 * config/aarch64/aarch64.md (popcount<mode>2): Use it instead of
489 generating separate ADDV and zero_extend patterns.
490 * config/aarch64/iterators.md (VDQV_E): New iterator.
492 2020-02-12 Jeff Law <law@redhat.com>
494 * config/h8300/h8300.md (cpymemsi, movmd): Remove dead patterns,
495 expanders, splits, etc.
496 (movmd_internal_<mode>, movmd splitter, movstr, movsd): Likewise.
497 (stpcpy_internal_<mode>, stpcpy splitter): Likewise.
498 (peepholes to convert QI/HI mode pushes to SI mode pushes): Likewise.
499 * config/h8300/h8300.c (h8300_swap_into_er6): Remove unused function.
500 (h8300_swap_out_of_er6, h8sx_emit_movmd): Likewise
501 * config/h8300/h8300-protos.h (h8300_swap_into_er6): Remove unused
503 (h8300_swap_out_of_er6, h8sx_emit_movmd): Likewise.
505 2020-02-12 Jakub Jelinek <jakub@redhat.com>
508 * config/i386/sse.md (VI48F_256_DQ): New mode iterator.
509 (avx512vl_vextractf128<mode>): Use it instead of VI48F_256. Remove
510 TARGET_AVX512DQ from condition.
511 (vec_extract_lo_<mode><mask_name>): Use <mask_avx512dq_condition>
512 instead of <mask_mode512bit_condition> in condition. If
513 TARGET_AVX512DQ is false, emit vextract*64x4 instead of
515 (vec_extract_lo_<mode><mask_name>): Drop <mask_avx512dq_condition>
518 2020-02-12 Kewen Lin <linkw@gcc.gnu.org>
521 * ira.c (combine_and_move_insns): Skip multiple_sets def_insn.
523 2020-02-12 Segher Boessenkool <segher@kernel.crashing.org>
525 * config/rs6000/rs6000.c (rs6000_debug_print_mode): Don't use sizeof
526 where strlen is more legible.
527 (rs6000_builtin_vectorized_libmass): Ditto.
528 (rs6000_print_options_internal): Ditto.
530 2020-02-11 Martin Sebor <msebor@redhat.com>
532 PR tree-optimization/93683
533 * tree-ssa-alias.c (stmt_kills_ref_p): Avoid using LHS when not set.
535 2020-02-11 Michael Meissner <meissner@linux.ibm.com>
537 * config/rs6000/predicates.md (cint34_operand): Rename the
538 -mprefixed-addr option to be -mprefixed.
539 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Rename
540 the -mprefixed-addr option to be -mprefixed.
541 (OTHER_FUTURE_MASKS): Likewise.
542 (POWERPC_MASKS): Likewise.
543 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
544 the -mprefixed-addr option to be -mprefixed. Change error
545 messages to refer to -mprefixed.
546 (num_insns_constant_gpr): Rename the -mprefixed-addr option to be
548 (rs6000_legitimate_offset_address_p): Likewise.
549 (rs6000_mode_dependent_address): Likewise.
550 (rs6000_opt_masks): Change the spelling of "-mprefixed-addr" to be
551 "-mprefixed" for target attributes and pragmas.
552 (address_to_insn_form): Rename the -mprefixed-addr option to be
554 (rs6000_adjust_insn_length): Likewise.
555 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Rename the
556 -mprefixed-addr option to be -mprefixed.
557 (ASM_OUTPUT_OPCODE): Likewise.
558 * config/rs6000/rs6000.md (prefixed insn attribute): Rename the
559 -mprefixed-addr option to be -mprefixed.
560 * config/rs6000/rs6000.opt (-mprefixed): Rename the
561 -mprefixed-addr option to be prefixed. Change the option from
562 being undocumented to being documented.
563 * doc/invoke.texi (RS/6000 and PowerPC Options): Document the
564 -mprefixed option. Update the -mpcrel documentation to mention
567 2020-02-11 Hans-Peter Nilsson <hp@axis.com>
569 * ira-conflicts.c (print_hard_reg_set): Correct output for sets
570 including FIRST_PSEUDO_REGISTER - 1.
571 * ira-color.c (print_hard_reg_set): Ditto.
573 2020-02-11 Stam Markianos-Wright <stam.markianos-wright@arm.com>
575 * config/arm/arm-builtins.c (enum arm_type_qualifiers):
576 (USTERNOP_QUALIFIERS): New define.
577 (USMAC_LANE_QUADTUP_QUALIFIERS): New define.
578 (SUMAC_LANE_QUADTUP_QUALIFIERS): New define.
579 (arm_expand_builtin_args): Add case ARG_BUILTIN_LANE_QUADTUP_INDEX.
580 (arm_expand_builtin_1): Add qualifier_lane_quadtup_index.
581 * config/arm/arm_neon.h (vusdot_s32): New.
582 (vusdot_lane_s32): New.
583 (vusdotq_lane_s32): New.
584 (vsudot_lane_s32): New.
585 (vsudotq_lane_s32): New.
586 * config/arm/arm_neon_builtins.def (usdot, usdot_lane,sudot_lane): New.
587 * config/arm/iterators.md (DOTPROD_I8MM): New.
588 (sup, opsuffix): Add <us/su>.
589 * config/arm/neon.md (neon_usdot, <us/su>dot_lane: New.
590 * config/arm/unspecs.md (UNSPEC_DOT_US, UNSPEC_DOT_SU): New.
592 2020-02-11 Richard Biener <rguenther@suse.de>
594 PR tree-optimization/93661
595 PR tree-optimization/93662
596 * tree-ssa-sccvn.c (vn_reference_lookup_3): Properly guard
598 * tree-sra.c (get_access_for_expr): Likewise.
600 2020-02-10 Jakub Jelinek <jakub@redhat.com>
603 * config/i386/sse.md (VI_256_AVX2): New mode iterator.
604 (vcond_mask_<mode><sseintvecmodelower>): Use it instead of VI_256.
605 Change condition from TARGET_AVX2 to TARGET_AVX.
607 2020-02-10 Iain Sandoe <iain@sandoe.co.uk>
610 * config/darwin-c.c (darwin_cfstring_ref_p): Fix up last
613 2020-02-10 Hans-Peter Nilsson <hp@axis.com>
615 Try to generate zero-based comparisons.
616 * config/cris/cris.c (cris_reduce_compare): New function.
617 * config/cris/cris-protos.h (cris_reduce_compare): Add prototype.
618 * config/cris/cris.md ("cbranch<mode>4", "cbranchdi4", "cstoredi4")
619 (cstore<mode>4"): Apply cris_reduce_compare in expanders.
621 2020-02-10 Richard Earnshaw <rearnsha@arm.com>
624 * config/arm/arm.md (movsi_compare0): Allow SP as a source register
625 in Thumb state and also as a destination in Arm state. Add T16
628 2020-02-10 Hans-Peter Nilsson <hp@axis.com>
630 * md.texi (Define Subst): Match closing paren in example.
632 2020-02-10 Jakub Jelinek <jakub@redhat.com>
636 * config/i386/i386.c (x86_64_elf_section_type_flags): Fix up last
637 arguments of strncmp.
639 2020-02-10 Feng Xue <fxue@os.amperecomputing.com>
642 * ipa-cp.c (ipcp_lattice::add_value): Add source with same call edge
643 but different source value.
644 (adjust_callers_for_value_intersection): New function.
645 (gather_edges_for_value): Adjust order of callers to let a
646 non-self-recursive caller be the first element.
647 (self_recursive_pass_through_p): Add a new parameter "simple", and
648 check generalized self-recursive pass-through jump function.
649 (self_recursive_agg_pass_through_p): Likewise.
650 (find_more_scalar_values_for_callers_subset): Compute value from
651 pass-through jump function for self-recursive.
652 (intersect_with_plats): Cleanup previous implementation code for value
653 itersection with self-recursive call edge.
654 (intersect_with_agg_replacements): Likewise.
655 (intersect_aggregates_with_edge): Deduce value from pass-through jump
656 function for self-recursive call edge. Cleanup previous implementation
657 code for value intersection with self-recursive call edge.
658 (decide_whether_version_node): Remove dead callers and adjust order
659 to let a non-self-recursive caller be the first element.
661 2020-02-09 Uroš Bizjak <ubizjak@gmail.com>
663 * recog.c: Move pass_split_before_sched2 code in front of
664 pass_split_before_regstack.
665 (pass_data_split_before_sched2): Rename pass to split3 from split4.
666 (pass_data_split_before_regstack): Rename pass to split4 from split3.
667 (rest_of_handle_split_before_sched2): Remove.
668 (pass_split_before_sched2::execute): Unconditionally call
670 (enable_split_before_sched2): New function.
671 (pass_split_before_sched2::gate): Use enable_split_before_sched2.
672 (pass_split_before_regstack::gate): Ditto.
673 * config/nds32/nds32.c (nds32_split_double_word_load_store_p):
674 Update name check for renamed split4 pass.
675 * config/sh/sh.c (register_sh_passes): Update pass insertion
676 point for renamed split4 pass.
678 2020-02-09 Jakub Jelinek <jakub@redhat.com>
680 * gimplify.c (gimplify_adjust_omp_clauses_1): Promote
681 DECL_IN_CONSTANT_POOL variables into "omp declare target" to avoid
682 copying them around between host and target.
684 2020-02-08 Andrew Pinski <apinski@marvell.com>
687 * config/aarch64/aarch64-simd.md (movmisalign<mode>): Check
688 STRICT_ALIGNMENT also.
690 2020-02-08 Jim Wilson <jimw@sifive.com>
693 * config/riscv/riscv.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
695 2020-02-08 Uroš Bizjak <ubizjak@gmail.com>
696 Jakub Jelinek <jakub@redhat.com>
699 * config/i386/i386.h (CALL_USED_REGISTERS): Make
700 xmm16-xmm31 call-used even in 64-bit ms-abi.
702 2020-02-07 Dennis Zhang <dennis.zhang@arm.com>
704 * config/aarch64/aarch64-simd-builtins.def (simd_smmla): New entry.
705 (simd_ummla, simd_usmmla): Likewise.
706 * config/aarch64/aarch64-simd.md (aarch64_simd_<sur>mmlav16qi): New.
707 * config/aarch64/arm_neon.h (vmmlaq_s32, vmmlaq_u32): New.
710 2020-02-07 Richard Biener <rguenther@suse.de>
713 * tree-inline.c (fold_marked_statements): Do a PRE walk,
714 skipping unreachable regions.
715 (optimize_inline_calls): Skip folding stmts when we didn't
718 2020-02-07 H.J. Lu <hongjiu.lu@intel.com>
721 * config/i386/i386.c (function_arg_ms_64): Add a type argument.
722 Don't return aggregates with only SFmode and DFmode in SSE
724 (ix86_function_arg): Pass arg.type to function_arg_ms_64.
726 2020-02-07 Jakub Jelinek <jakub@redhat.com>
729 * config/rs6000/rs6000-logue.c
730 (rs6000_emit_probe_stack_range_stack_clash): Always use gen_add3_insn,
731 if it fails, move rs into end_addr and retry. Add
732 REG_FRAME_RELATED_EXPR note whenever it returns more than one insn or
733 the insn pattern doesn't describe well what exactly happens to
737 * config/i386/predicates.md (avx_identity_operand): Remove.
738 * config/i386/sse.md (*avx_vec_concat<mode>_1): Remove.
739 (avx_<castmode><avxsizesuffix>_<castmode>,
740 avx512f_<castmode><avxsizesuffix>_256<castmode>): Change patterns to
741 a VEC_CONCAT of the operand and UNSPEC_CAST.
742 (avx512f_<castmode><avxsizesuffix>_<castmode>): Change pattern to
743 a VEC_CONCAT of VEC_CONCAT of the operand and UNSPEC_CAST with
747 * config/i386/i386.c (ix86_lea_outperforms): Make sure to clear
748 recog_data.insn if distance_non_agu_define changed it.
750 2020-02-06 Michael Meissner <meissner@linux.ibm.com>
753 * config/rs6000/rs6000.c (reg_to_non_prefixed): Before ISA 3.0
754 we only had X-FORM (reg+reg) addressing for vectors. Also before
755 ISA 3.0, we only had X-FORM addressing for scalars in the
756 traditional Altivec registers.
758 2020-02-06 <zhongyunde@huawei.com>
759 Vladimir Makarov <vmakarov@redhat.com>
761 PR rtl-optimization/93561
762 * lra-assigns.c (spill_for): Check that tested hard regno is not out of
765 2020-02-06 Richard Sandiford <richard.sandiford@arm.com>
767 * config/aarch64/aarch64.md (aarch64_movk<mode>): Add a type
770 2020-02-06 Segher Boessenkool <segher@kernel.crashing.org>
772 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Handle the case
773 where the low and the high 32 bits are equal to each other specially,
774 with an rldimi instruction.
776 2020-02-06 Mihail Ionescu <mihail.ionescu@arm.com>
778 * config/arm/arm-cpus.in: Set profile M for armv8.1-m.main.
780 2020-02-06 Mihail Ionescu <mihail.ionescu@arm.com>
782 * config/arm/arm-tables.opt: Regenerate.
784 2020-02-06 Richard Sandiford <richard.sandiford@arm.com>
787 * config/aarch64/aarch64-protos.h (aarch64_movk_shift): Declare.
788 * config/aarch64/aarch64.c (aarch64_movk_shift): New function.
789 * config/aarch64/aarch64.md (aarch64_movk<mode>): New pattern.
791 2020-02-06 Richard Sandiford <richard.sandiford@arm.com>
793 PR rtl-optimization/87763
794 * config/aarch64/aarch64.md (*ashiftsi_extvdi_bfiz): New pattern.
796 2020-02-06 Delia Burduv <delia.burduv@arm.com>
798 * config/aarch64/aarch64-simd-builtins.def
799 (bfmlaq): New built-in function.
800 (bfmlalb): New built-in function.
801 (bfmlalt): New built-in function.
802 (bfmlalb_lane): New built-in function.
803 (bfmlalt_lane): New built-in function.
804 * config/aarch64/aarch64-simd.md
805 (aarch64_bfmmlaqv4sf): New pattern.
806 (aarch64_bfmlal<bt>v4sf): New pattern.
807 (aarch64_bfmlal<bt>_lane<q>v4sf): New pattern.
808 * config/aarch64/arm_neon.h (vbfmmlaq_f32): New intrinsic.
809 (vbfmlalbq_f32): New intrinsic.
810 (vbfmlaltq_f32): New intrinsic.
811 (vbfmlalbq_lane_f32): New intrinsic.
812 (vbfmlaltq_lane_f32): New intrinsic.
813 (vbfmlalbq_laneq_f32): New intrinsic.
814 (vbfmlaltq_laneq_f32): New intrinsic.
815 * config/aarch64/iterators.md (BF_MLA): New int iterator.
816 (bt): New int attribute.
818 2020-02-06 Uroš Bizjak <ubizjak@gmail.com>
820 * config/i386/i386.md (*pushtf): Emit "#" instead of
821 calling gcc_unreachable in insn output.
824 (*pushsf_rex64): Ditto for alternatives other than 1.
825 (*pushsf): Ditto for alternatives other than 1.
827 2020-02-06 Martin Liska <mliska@suse.cz>
829 PR gcov-profile/91971
830 PR gcov-profile/93466
831 * coverage.c (coverage_init): Revert mangling of
832 path into filename. It can lead to huge filename length.
833 Creation of subfolders seem more natural.
835 2020-02-06 Stam Markianos-Wright <stam.markianos-wright@arm.com>
838 * config/arm/arm.c (arm_block_arith_comp_libfuncs_for_mode): New.
839 (arm_init_libfuncs): Add BFmode support to block spurious BF libfuncs.
840 Use arm_block_arith_comp_libfuncs_for_mode for HFmode.
842 2020-02-06 Jakub Jelinek <jakub@redhat.com>
845 * config/i386/predicates.md (avx_identity_operand): New predicate.
846 * config/i386/sse.md (*avx_vec_concat<mode>_1): New
847 define_insn_and_split.
850 * omp-low.c (use_pointer_for_field): For nested constructs, also
851 look for map clauses on target construct.
852 (scan_omp_1_stmt) <case GIMPLE_OMP_TARGET>: Bump temporarily
853 taskreg_nesting_level.
856 * gimplify.c (gimplify_scan_omp_clauses) <do_notice>: If adding
857 shared clause, call omp_notice_variable on outer context if any.
859 2020-02-05 Jason Merrill <jason@redhat.com>
862 * symtab.c (symtab_node::nonzero_address): A DECL_COMDAT decl has
863 non-zero address even if weak and not yet defined.
865 2020-02-05 Martin Sebor <msebor@redhat.com>
867 PR tree-optimization/92765
868 * gimple-fold.c (get_range_strlen_tree): Handle MEM_REF and PARM_DECL.
869 * tree-ssa-strlen.c (compute_string_length): Remove.
870 (determine_min_objsize): Remove.
871 (get_len_or_size): Add an argument. Call get_range_strlen_dynamic.
872 Avoid using type size as the upper bound on string length.
873 (handle_builtin_string_cmp): Add an argument. Adjust.
874 (strlen_check_and_optimize_call): Pass additional argument to
875 handle_builtin_string_cmp.
877 2020-02-05 Uroš Bizjak <ubizjak@gmail.com>
879 * config/i386/i386.md (*pushdi2_rex64 peephole2): Remove.
880 (*pushdi2_rex64 peephole2): Unconditionally split after
882 (*ashl<mode>3_doubleword): Ditto.
883 (*<shift_insn><mode>3_doubleword): Ditto.
885 2020-02-05 Michael Meissner <meissner@linux.ibm.com>
888 * config/rs6000/rs6000.c (get_vector_offset): Fix
890 2020-02-05 Andrew Stubbs <ams@codesourcery.com>
892 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Use / not space.
894 2020-02-05 David Malcolm <dmalcolm@redhat.com>
897 (Special Functions for Debugging the Analyzer): Update description
898 of __analyzer_dump_exploded_nodes.
900 2020-02-05 Jakub Jelinek <jakub@redhat.com>
903 * config/i386/i386-features.c (ix86_add_reg_usage_to_vzeroupper): Only
904 include sets and not clobbers in the vzeroupper pattern.
905 * config/i386/sse.md (*avx_vzeroupper): Require in insn condition that
906 the parallel has 17 (64-bit) or 9 (32-bit) elts.
907 (*avx_vzeroupper_1): New define_insn_and_split.
910 * recog.c (pass_split_after_reload::gate): For STACK_REGS targets,
911 don't run when !optimize.
912 (pass_split_before_regstack::gate): For STACK_REGS targets, run even
915 2020-02-05 Richard Biener <rguenther@suse.de>
918 * genmatch.c (dt_node::gen_kids_1): Emit number of argument
919 checks before matching calls.
921 2020-02-05 Jakub Jelinek <jakub@redhat.com>
923 * tree-ssa-alias.c (aliasing_matching_component_refs_p): Fix up
924 function comment typo.
927 * omp-simd-clone.c (expand_simd_clones): If simd_clone_mangle or
928 simd_clone_create failed when i == 0, adjust clone->nargs by
931 2020-02-05 Martin Liska <mliska@suse.cz>
934 * doc/invoke.texi: Document that one should
935 not combine ASLR and -fpch.
937 2020-02-04 Richard Biener <rguenther@suse.de>
939 PR tree-optimization/93538
940 * match.pd (addr EQ/NE ptr): Amend to handle &ptr->x EQ/NE ptr.
942 2020-02-04 Richard Biener <rguenther@suse.de>
944 PR tree-optimization/91123
945 * tree-ssa-sccvn.c (vn_walk_cb_data::finish): New method.
946 (vn_walk_cb_data::last_vuse): New member.
947 (vn_walk_cb_data::saved_operands): Likewsie.
948 (vn_walk_cb_data::~vn_walk_cb_data): Release saved_operands.
949 (vn_walk_cb_data::push_partial_def): Use finish.
950 (vn_reference_lookup_2): Update last_vuse and use finish if
951 we've saved operands.
952 (vn_reference_lookup_3): Use finish and update calls to
953 push_partial_defs everywhere. When translating through
954 memcpy or aggregate copies save off operands and alias-set.
955 (eliminate_dom_walker::eliminate_stmt): Restore VN_WALKREWRITE
956 operation for redundant store removal.
958 2020-02-04 Richard Biener <rguenther@suse.de>
960 PR tree-optimization/92819
961 * tree-ssa-forwprop.c (simplify_vector_constructor): Avoid
962 generating more stmts than before.
964 2020-02-04 Martin Liska <mliska@suse.cz>
966 * config/arm/arm.c (arm_gen_far_branch): Move the function
967 outside of selftests.
969 2020-02-03 Michael Meissner <meissner@linux.ibm.com>
971 * config/rs6000/rs6000.c (adjust_vec_address_pcrel): New helper
972 function to adjust PC-relative vector addresses.
973 (rs6000_adjust_vec_address): Call adjust_vec_address_pcrel to
974 handle vectors with PC-relative addresses.
976 2020-02-03 Michael Meissner <meissner@linux.ibm.com>
978 * config/rs6000/rs6000.c (reg_to_non_prefixed): Add forward
980 (hard_reg_and_mode_to_addr_mask): Delete.
981 (rs6000_adjust_vec_address): If the original vector address
982 was REG+REG or REG+OFFSET and the element is not zero, do the add
983 of the elements in the original address before adding the offset
984 for the vector element. Use address_to_insn_form to validate the
985 address using the register being loaded, rather than guessing
986 whether the address is a DS-FORM or DQ-FORM address.
988 2020-02-03 Michael Meissner <meissner@linux.ibm.com>
990 * config/rs6000/rs6000.c (get_vector_offset): New helper function
991 to calculate the offset in memory from the start of a vector of a
992 particular element. Add code to keep the element number in
993 bounds if the element number is variable.
994 (rs6000_adjust_vec_address): Move calculation of offset of the
995 vector element to get_vector_offset.
996 (rs6000_split_vec_extract_var): Do not do the initial AND of
997 element here, move the code to get_vector_offset.
999 2020-02-03 Michael Meissner <meissner@linux.ibm.com>
1001 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add some
1004 2020-02-03 Segher Boessenkool <segher@kernel.crashing.org>
1006 * config/rs6000/constraints.md: Improve documentation.
1008 2020-02-03 Richard Earnshaw <rearnsha@arm.com>
1011 * config/arm/t-arm: ($(srcdir)/config/arm/arm-tune.md)
1012 ($(srcdir)/config/arm/arm-tables.opt): Use move-if-change.
1014 2020-02-03 Andrew Stubbs <ams@codesourcery.com>
1016 * config.gcc: Remove "carrizo" support.
1017 * config/gcn/gcn-opts.h (processor_type): Likewise.
1018 * config/gcn/gcn.c (gcn_omp_device_kind_arch_isa): Likewise.
1019 * config/gcn/gcn.opt (gpu_type): Likewise.
1020 * config/gcn/t-omp-device: Likewise.
1022 2020-02-03 Stam Markianos-Wright <stam.markianos-wright@arm.com>
1025 * config/arm/arm-protos.h: New function arm_gen_far_branch prototype.
1026 * config/arm/arm.c (arm_gen_far_branch): New function
1028 * config/arm/arm.md: Update b<cond> for Thumb2 range checks.
1030 2020-02-03 Julian Brown <julian@codesourcery.com>
1031 Tobias Burnus <tobias@codesourcery.com>
1033 * doc/invoke.texi: Update mention of OpenACC version to 2.6.
1035 2020-02-03 Jakub Jelinek <jakub@redhat.com>
1038 * config/s390/s390.md (popcounthi2_z196): Fix up expander to emit
1039 valid RTL to sum up the lowest and second lowest bytes of the popcnt
1042 2020-02-02 Vladimir Makarov <vmakarov@redhat.com>
1044 PR rtl-optimization/91333
1045 * ira-color.c (struct allocno_color_data): Add member
1047 (init_allocno_threads): Set the member up.
1048 (bucket_allocno_compare_func): Add compare hard reg
1051 2020-01-31 Sandra Loosemore <sandra@codesourcery.com>
1053 nios2: Support for GOT-relative DW_EH_PE_datarel encoding.
1055 * configure.ac [nios2-*-*]: Check HAVE_AS_NIOS2_GOTOFF_RELOCATION.
1056 * config.in: Regenerated.
1057 * configure: Regenerated.
1058 * config/nios2/nios2.h (ASM_PREFERRED_EH_DATA_FORMAT): Fix handling
1059 for PIC when HAVE_AS_NIOS2_GOTOFF_RELOCATION.
1060 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1062 2020-02-01 Andrew Burgess <andrew.burgess@embecosm.com>
1064 * configure: Regenerate.
1066 2020-01-31 Vladimir Makarov <vmakarov@redhat.com>
1068 PR rtl-optimization/91333
1069 * ira-color.c (bucket_allocno_compare_func): Move conflict hard
1070 reg preferences comparison up.
1072 2020-01-31 Richard Sandiford <richard.sandiford@arm.com>
1074 * config/aarch64/aarch64.h (TARGET_SVE_BF16): New macro.
1075 * config/aarch64/aarch64-sve-builtins-sve2.h (svcvtnt): Move to
1076 aarch64-sve-builtins-base.h.
1077 * config/aarch64/aarch64-sve-builtins-sve2.cc (svcvtnt): Move to
1078 aarch64-sve-builtins-base.cc.
1079 * config/aarch64/aarch64-sve-builtins-base.h (svbfdot, svbfdot_lane)
1080 (svbfmlalb, svbfmlalb_lane, svbfmlalt, svbfmlalt_lane, svbfmmla)
1082 * config/aarch64/aarch64-sve-builtins-base.cc (svbfdot, svbfdot_lane)
1083 (svbfmlalb, svbfmlalb_lane, svbfmlalt, svbfmlalt_lane, svbfmmla)
1084 (svcvtnt): New functions.
1085 * config/aarch64/aarch64-sve-builtins-base.def (svbfdot, svbfdot_lane)
1086 (svbfmlalb, svbfmlalb_lane, svbfmlalt, svbfmlalt_lane, svbfmmla)
1087 (svcvtnt): New functions.
1088 (svcvt): Add a form that converts f32 to bf16.
1089 * config/aarch64/aarch64-sve-builtins-shapes.h (ternary_bfloat)
1090 (ternary_bfloat_lane, ternary_bfloat_lanex2, ternary_bfloat_opt_n):
1092 * config/aarch64/aarch64-sve-builtins-shapes.cc (parse_element_type):
1093 Treat B as bfloat16_t.
1094 (ternary_bfloat_lane_base): New class.
1095 (ternary_bfloat_def): Likewise.
1096 (ternary_bfloat): New shape.
1097 (ternary_bfloat_lane_def): New class.
1098 (ternary_bfloat_lane): New shape.
1099 (ternary_bfloat_lanex2_def): New class.
1100 (ternary_bfloat_lanex2): New shape.
1101 (ternary_bfloat_opt_n_def): New class.
1102 (ternary_bfloat_opt_n): New shape.
1103 * config/aarch64/aarch64-sve-builtins.cc (TYPES_cvt_bfloat): New macro.
1104 * config/aarch64/aarch64-sve.md (@aarch64_sve_<sve_fp_op>vnx4sf)
1105 (@aarch64_sve_<sve_fp_op>_lanevnx4sf): New patterns.
1106 (@aarch64_sve_<optab>_trunc<VNx4SF_ONLY:mode><VNx8BF_ONLY:mode>)
1107 (@cond_<optab>_trunc<VNx4SF_ONLY:mode><VNx8BF_ONLY:mode>): Likewise.
1108 (*cond_<optab>_trunc<VNx4SF_ONLY:mode><VNx8BF_ONLY:mode>): Likewise.
1109 (@aarch64_sve_cvtnt<VNx8BF_ONLY:mode>): Likewise.
1110 * config/aarch64/aarch64-sve2.md (@aarch64_sve2_cvtnt<mode>): Key
1111 the pattern off the narrow mode instead of the wider one.
1112 * config/aarch64/iterators.md (VNx8BF_ONLY): New mode iterator.
1113 (UNSPEC_BFMLALB, UNSPEC_BFMLALT, UNSPEC_BFMMLA): New unspecs.
1114 (sve_fp_op): Handle them.
1115 (SVE_BFLOAT_TERNARY_LONG): New int itertor.
1116 (SVE_BFLOAT_TERNARY_LONG_LANE): Likewise.
1118 2020-01-31 Richard Sandiford <richard.sandiford@arm.com>
1120 * config/aarch64/arm_sve.h: Include arm_bf16.h.
1121 * config/aarch64/aarch64-modes.def (BF): Move definition before
1122 VECTOR_MODES. Remove separate VECTOR_MODES for V4BF and V8BF.
1123 (SVE_MODES): Handle BF modes.
1124 * config/aarch64/aarch64.c (aarch64_classify_vector_mode): Handle
1126 (aarch64_full_sve_mode): Likewise.
1127 * config/aarch64/iterators.md (SVE_STRUCT): Add VNx16BF, VNx24BF
1129 (SVE_FULL, SVE_FULL_HSD, SVE_ALL): Add VNx8BF.
1130 (Vetype, Vesize, Vctype, VEL, Vel, VEL_INT, V128, v128, vwcore)
1131 (V_INT_EQUIV, v_int_equiv, V_FP_EQUIV, v_fp_equiv, vector_count)
1132 (insn_length, VSINGLE, vsingle, VPRED, vpred, VDOUBLE): Handle the
1134 * config/aarch64/aarch64-sve-builtins.h (TYPE_bfloat): New
1136 * config/aarch64/aarch64-sve-builtins.cc (TYPES_all_arith): New macro.
1137 (TYPES_all_data): Add bf16.
1138 (TYPES_reinterpret1, TYPES_reinterpret): Likewise.
1139 (register_tuple_type): Increase buffer size.
1140 * config/aarch64/aarch64-sve-builtins.def (svbfloat16_t): New type.
1141 (bf16): New type suffix.
1142 * config/aarch64/aarch64-sve-builtins-base.def (svabd, svadd, svaddv)
1143 (svcmpeq, svcmpge, svcmpgt, svcmple, svcmplt, svcmpne, svmad, svmax)
1144 (svmaxv, svmin, svminv, svmla, svmls, svmsb, svmul, svsub, svsubr):
1145 Change type from all_data to all_arith.
1146 * config/aarch64/aarch64-sve-builtins-sve2.def (svaddp, svmaxp)
1149 2020-01-31 Dennis Zhang <dennis.zhang@arm.com>
1150 Matthew Malcomson <matthew.malcomson@arm.com>
1151 Richard Sandiford <richard.sandiford@arm.com>
1153 * doc/invoke.texi (f32mm): Document new AArch64 -march= extension.
1154 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
1155 __ARM_FEATURE_SVE_MATMUL_INT8, __ARM_FEATURE_SVE_MATMUL_FP32 and
1156 __ARM_FEATURE_SVE_MATMUL_FP64 as appropriate. Don't define
1157 __ARM_FEATURE_MATMUL_FP64.
1158 * config/aarch64/aarch64-option-extensions.def (fp, simd, fp16)
1159 (sve): Add AARCH64_FL_F32MM to the list of extensions that should
1160 be disabled at the same time.
1161 (f32mm): New extension.
1162 * config/aarch64/aarch64.h (AARCH64_FL_F32MM): New macro.
1163 (AARCH64_FL_F64MM): Bump to the next bit up.
1164 (AARCH64_ISA_F32MM, TARGET_SVE_I8MM, TARGET_F32MM, TARGET_SVE_F32MM)
1165 (TARGET_SVE_F64MM): New macros.
1166 * config/aarch64/iterators.md (SVE_MATMULF): New mode iterator.
1167 (UNSPEC_FMMLA, UNSPEC_SMATMUL, UNSPEC_UMATMUL, UNSPEC_USMATMUL)
1168 (UNSPEC_TRN1Q, UNSPEC_TRN2Q, UNSPEC_UZP1Q, UNSPEC_UZP2Q, UNSPEC_ZIP1Q)
1169 (UNSPEC_ZIP2Q): New unspeccs.
1170 (DOTPROD_US_ONLY, PERMUTEQ, MATMUL, FMMLA): New int iterators.
1171 (optab, sur, perm_insn): Handle the new unspecs.
1172 (sve_fp_op): Handle UNSPEC_FMMLA. Resort.
1173 * config/aarch64/aarch64-sve.md (@aarch64_sve_ld1ro<mode>): Use
1174 TARGET_SVE_F64MM instead of separate tests.
1175 (@aarch64_<DOTPROD_US_ONLY:sur>dot_prod<vsi2qi>): New pattern.
1176 (@aarch64_<DOTPROD_US_ONLY:sur>dot_prod_lane<vsi2qi>): Likewise.
1177 (@aarch64_sve_add_<MATMUL:optab><vsi2qi>): Likewise.
1178 (@aarch64_sve_<FMMLA:sve_fp_op><mode>): Likewise.
1179 (@aarch64_sve_<PERMUTEQ:optab><mode>): Likewise.
1180 * config/aarch64/aarch64-sve-builtins.cc (TYPES_s_float): New macro.
1181 (TYPES_s_float_hsd_integer, TYPES_s_float_sd_integer): Use it.
1182 (TYPES_s_signed): New macro.
1183 (TYPES_s_integer): Use it.
1184 (TYPES_d_float): New macro.
1185 (TYPES_d_data): Use it.
1186 * config/aarch64/aarch64-sve-builtins-shapes.h (mmla): Declare.
1187 (ternary_intq_uintq_lane, ternary_intq_uintq_opt_n, ternary_uintq_intq)
1188 (ternary_uintq_intq_lane, ternary_uintq_intq_opt_n): Likewise.
1189 * config/aarch64/aarch64-sve-builtins-shapes.cc (mmla_def): New class.
1190 (svmmla): New shape.
1191 (ternary_resize2_opt_n_base): Add TYPE_CLASS2 and TYPE_CLASS3
1192 template parameters.
1193 (ternary_resize2_lane_base): Likewise.
1194 (ternary_resize2_base): New class.
1195 (ternary_qq_lane_base): Likewise.
1196 (ternary_intq_uintq_lane_def): Likewise.
1197 (ternary_intq_uintq_lane): New shape.
1198 (ternary_intq_uintq_opt_n_def): New class
1199 (ternary_intq_uintq_opt_n): New shape.
1200 (ternary_qq_lane_def): Inherit from ternary_qq_lane_base.
1201 (ternary_uintq_intq_def): New class.
1202 (ternary_uintq_intq): New shape.
1203 (ternary_uintq_intq_lane_def): New class.
1204 (ternary_uintq_intq_lane): New shape.
1205 (ternary_uintq_intq_opt_n_def): New class.
1206 (ternary_uintq_intq_opt_n): New shape.
1207 * config/aarch64/aarch64-sve-builtins-base.h (svmmla, svsudot)
1208 (svsudot_lane, svtrn1q, svtrn2q, svusdot, svusdot_lane, svusmmla)
1209 (svuzp1q, svuzp2q, svzip1q, svzip2q): Declare.
1210 * config/aarch64/aarch64-sve-builtins-base.cc (svdot_lane_impl):
1212 (svdotprod_lane_impl): ...this new class.
1213 (svmmla_impl, svusdot_impl): New classes.
1214 (svdot_lane): Update to use svdotprod_lane_impl.
1215 (svmmla, svsudot, svsudot_lane, svtrn1q, svtrn2q, svusdot)
1216 (svusdot_lane, svusmmla, svuzp1q, svuzp2q, svzip1q, svzip2q): New
1218 * config/aarch64/aarch64-sve-builtins-base.def (svmmla): New base
1219 function, with no types defined.
1220 (svmmla, svusmmla, svsudot, svsudot_lane, svusdot, svusdot_lane): New
1221 AARCH64_FL_I8MM functions.
1222 (svmmla): New AARCH64_FL_F32MM function.
1223 (svld1ro): Depend only on AARCH64_FL_F64MM, not on AARCH64_FL_V8_6.
1224 (svmmla, svtrn1q, svtrn2q, svuz1q, svuz2q, svzip1q, svzip2q): New
1225 AARCH64_FL_F64MM function.
1226 (REQUIRED_EXTENSIONS):
1228 2020-01-31 Andrew Stubbs <ams@codesourcery.com>
1230 * config/gcn/gcn-valu.md (addv64di3_exec): Allow one '0' in each
1233 2020-01-31 Uroš Bizjak <ubizjak@gmail.com>
1235 * config/i386/i386.md (*movoi_internal_avx): Do not check for
1236 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL. Remove MODE_V8SF handling.
1237 (*movti_internal): Do not check for
1238 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1239 (*movtf_internal): Move check for TARGET_SSE2 and size optimization
1240 just after check for TARGET_AVX.
1241 (*movdf_internal): Ditto.
1242 * config/i386/mmx.md (*mov<mode>_internal): Do not check for
1243 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1244 * config/i386/sse.md (mov<mode>_internal): Only check
1245 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL with V2DFmode. Move check
1246 for TARGET_SSE2 and size optimization just after check for TARGET_AVX.
1247 (<sse>_andnot<mode>3<mask_name>): Move check for
1248 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL after check for TARGET_AVX.
1249 (<code><mode>3<mask_name>): Ditto.
1250 (*andnot<mode>3): Ditto.
1251 (*andnottf3): Ditto.
1252 (*<code><mode>3): Ditto.
1253 (*<code>tf3): Ditto.
1254 (*andnot<VI:mode>3): Remove
1255 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling.
1256 (<mask_codefor><code><VI48_AVX_AVX512F:mode>3<mask_name>): Ditto.
1257 (*<code><VI12_AVX_AVX512F:mode>3): Ditto.
1258 (sse4_1_blendv<ssemodesuffix>): Ditto.
1259 * config/i386/x86-tune.def (X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL):
1260 Explain that tune applies to 128bit instructions only.
1262 2020-01-31 Kwok Cheung Yeung <kcy@codesourcery.com>
1264 * config/gcn/mkoffload.c (process_asm): Add sgpr_count and vgpr_count
1265 to definition of hsa_kernel_description. Parse assembly to find SGPR
1266 and VGPR count of kernel and store in hsa_kernel_description.
1268 2020-01-31 Tamar Christina <tamar.christina@arm.com>
1270 PR rtl-optimization/91838
1271 * simplify-rtx.c (simplify_binary_operation_1): Update LSHIFTRT case
1272 to truncate if allowed or reject combination.
1274 2020-01-31 Andrew Stubbs <ams@codesourcery.com>
1276 * tree-ssa-loop-ivopts.c (get_iv): Use sizetype for zero-step.
1277 (find_inv_vars_cb): Likewise.
1279 2020-01-31 David Malcolm <dmalcolm@redhat.com>
1281 * calls.c (special_function_p): Split out the check for DECL_NAME
1282 being non-NULL and fndecl being extern at file scope into a
1283 new maybe_special_function_p and call it. Drop check for fndecl
1284 being non-NULL that was after a usage of DECL_NAME (fndecl).
1285 * tree.h (maybe_special_function_p): New inline function.
1287 2020-01-30 Andrew Stubbs <ams@codesourcery.com>
1289 * config/gcn/gcn-valu.md (gather<mode>_exec): Move contents ...
1290 (mask_gather_load<mode>): ... here, and zero-initialize the
1292 (maskload<mode>di): Zero-initialize the destination.
1295 2020-01-30 David Malcolm <dmalcolm@redhat.com>
1298 * doc/analyzer.texi (Limitations): Note that constraints on
1299 floating-point values are currently ignored.
1301 2020-01-30 Jakub Jelinek <jakub@redhat.com>
1304 * symtab.c (symtab_node::noninterposable_alias): If localalias
1305 already exists, but is not usable, append numbers after it until
1306 a unique name is found. Formatting fix.
1309 * combine.c (simplify_comparison) <case ROTATE>: Punt on out of range
1312 2020-01-30 Andrew Stubbs <ams@codesourcery.com>
1314 * config/gcn/gcn.c (print_operand): Handle LTGT.
1315 * config/gcn/predicates.md (gcn_fp_compare_operator): Allow ltgt.
1317 2020-01-30 Richard Biener <rguenther@suse.de>
1319 * tree-pretty-print.c (dump_generic_node): Wrap VECTOR_CST
1320 and CONSTRUCTOR in _Literal (type) with TDF_GIMPLE.
1322 2020-01-30 John David Anglin <danglin@gcc.gnu.org>
1324 * config/pa/pa.c (pa_elf_select_rtx_section): Place function pointers
1325 without a DECL in .data.rel.ro.local.
1327 2020-01-30 Jakub Jelinek <jakub@redhat.com>
1330 * config/arm/arm.md (uaddvdi4): Actually emit what gen_uaddvsi4
1334 * config/i386/sse.md
1335 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_zext): Renamed to ...
1336 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_<u>ext): ... this. Use
1337 any_extend code iterator instead of always zero_extend.
1338 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_zext_lt): Renamed to ...
1339 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_<u>ext_lt): ... this.
1340 Use any_extend code iterator instead of always zero_extend.
1341 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_zext_shift): Renamed to ...
1342 (*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_<u>ext_shift): ... this.
1343 Use any_extend code iterator instead of always zero_extend.
1344 (*sse2_pmovmskb_ext): New define_insn.
1345 (*sse2_pmovmskb_ext_lt): New define_insn_and_split.
1348 * config/i386/i386.md (*popcountsi2_zext): New define_insn_and_split.
1349 (*popcountsi2_zext_falsedep): New define_insn.
1351 2020-01-30 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1353 * config.in: Regenerated.
1354 * configure: Regenerated.
1356 2020-01-29 Tobias Burnus <tobias@codesourcery.com>
1359 * config/gcn/gcn-hsa.h (ASM_SPEC): Add -mattr=-code-object-v3 as
1360 LLVM's assembler changed the default in version 9.
1362 2020-01-24 Jeff Law <law@redhat.com>
1364 PR tree-optimization/89689
1365 * builtins.def (BUILT_IN_OBJECT_SIZE): Make it const rather than pure.
1367 2020-01-29 Richard Sandiford <richard.sandiford@arm.com>
1371 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1373 PR rtl-optimization/87763
1374 * simplify-rtx.c (simplify_truncation): Extend sign/zero_extract
1375 simplification to handle subregs as well as bare regs.
1376 * config/i386/i386.md (*testqi_ext_3): Match QI extracts too.
1378 2020-01-29 Joel Hutton <Joel.Hutton@arm.com>
1381 * ira.c (ira): Revert use of simplified LRA algorithm.
1383 2020-01-29 Martin Jambor <mjambor@suse.cz>
1385 PR tree-optimization/92706
1386 * tree-sra.c (struct access): Fields first_link, last_link,
1387 next_queued and grp_queued renamed to first_rhs_link, last_rhs_link,
1388 next_rhs_queued and grp_rhs_queued respectively, new fields
1389 first_lhs_link, last_lhs_link, next_lhs_queued and grp_lhs_queued.
1390 (struct assign_link): Field next renamed to next_rhs, new field
1391 next_lhs. Updated comment.
1392 (work_queue_head): Renamed to rhs_work_queue_head.
1393 (lhs_work_queue_head): New variable.
1394 (add_link_to_lhs): New function.
1395 (relink_to_new_repr): Also relink LHS lists.
1396 (add_access_to_work_queue): Renamed to add_access_to_rhs_work_queue.
1397 (add_access_to_lhs_work_queue): New function.
1398 (pop_access_from_work_queue): Renamed to
1399 pop_access_from_rhs_work_queue.
1400 (pop_access_from_lhs_work_queue): New function.
1401 (build_accesses_from_assign): Also add links to LHS lists and to LHS
1403 (child_would_conflict_in_lacc): Renamed to
1404 child_would_conflict_in_acc. Adjusted parameter names.
1405 (create_artificial_child_access): New parameter set_grp_read, use it.
1406 (subtree_mark_written_and_enqueue): Renamed to
1407 subtree_mark_written_and_rhs_enqueue.
1408 (propagate_subaccesses_across_link): Renamed to
1409 propagate_subaccesses_from_rhs.
1410 (propagate_subaccesses_from_lhs): New function.
1411 (propagate_all_subaccesses): Also propagate subaccesses from LHSs to
1414 2020-01-29 Martin Jambor <mjambor@suse.cz>
1416 PR tree-optimization/92706
1417 * tree-sra.c (struct access): Adjust comment of
1418 grp_total_scalarization.
1419 (find_access_in_subtree): Look for single children spanning an entire
1421 (scalarizable_type_p): Allow register accesses, adjust callers.
1422 (completely_scalarize): Remove function.
1423 (scalarize_elem): Likewise.
1424 (create_total_scalarization_access): Likewise.
1425 (sort_and_splice_var_accesses): Do not track total scalarization
1427 (analyze_access_subtree): New parameter totally, adjust to new meaning
1428 of grp_total_scalarization.
1429 (analyze_access_trees): Pass new parameter to analyze_access_subtree.
1430 (can_totally_scalarize_forest_p): New function.
1431 (create_total_scalarization_access): Likewise.
1432 (create_total_access_and_reshape): Likewise.
1433 (total_should_skip_creating_access): Likewise.
1434 (totally_scalarize_subtree): Likewise.
1435 (analyze_all_variable_accesses): Perform total scalarization after
1436 subaccess propagation using the new functions above.
1437 (initialize_constant_pool_replacements): Output initializers by
1438 traversing the access tree.
1440 2020-01-29 Martin Jambor <mjambor@suse.cz>
1442 * tree-sra.c (verify_sra_access_forest): New function.
1443 (verify_all_sra_access_forests): Likewise.
1444 (create_artificial_child_access): Set parent.
1445 (analyze_all_variable_accesses): Call the verifier.
1447 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1449 * cgraph.c (cgraph_edge::resolve_speculation): Only lookup direct edge
1450 if called on indirect edge.
1451 (cgraph_edge::redirect_call_stmt_to_callee): Lookup indirect edge of
1452 speculative call if needed.
1454 2020-01-29 Richard Biener <rguenther@suse.de>
1456 PR tree-optimization/93428
1457 * tree-vect-slp.c (vect_build_slp_tree_2): Compute the load
1458 permutation when the load node is created.
1459 (vect_analyze_slp_instance): Re-use it here.
1461 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1463 * ipa-prop.c (update_indirect_edges_after_inlining): Fix warning.
1465 2020-01-28 Vladimir Makarov <vmakarov@redhat.com>
1467 PR rtl-optimization/93272
1468 * ira-lives.c (process_out_of_region_eh_regs): New function.
1469 (process_bb_node_lives): Call it.
1471 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1473 * coverage.c (read_counts_file): Make error message lowercase.
1475 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1477 * profile-count.c (profile_quality_display_names): Fix ordering.
1479 2020-01-28 Jan Hubicka <hubicka@ucw.cz>
1482 * cgraph.c (cgraph_add_edge_to_call_site_hash): Update call site
1483 hash only when edge is first within the sequence.
1484 (cgraph_edge::set_call_stmt): Update handling of speculative calls.
1485 (symbol_table::create_edge): Do not set target_prob.
1486 (cgraph_edge::remove_caller): Watch for speculative calls when updating
1488 (cgraph_edge::make_speculative): Drop target_prob parameter.
1489 (cgraph_edge::speculative_call_info): Remove.
1490 (cgraph_edge::first_speculative_call_target): New member function.
1491 (update_call_stmt_hash_for_removing_direct_edge): New function.
1492 (cgraph_edge::resolve_speculation): Rewrite to new API.
1493 (cgraph_edge::speculative_call_for_target): New member function.
1494 (cgraph_edge::make_direct): Rewrite to new API; fix handling of
1495 multiple speculation targets.
1496 (cgraph_edge::redirect_call_stmt_to_callee): Likewise; fix updating
1498 (verify_speculative_call): Verify that targets form an interval.
1499 * cgraph.h (cgraph_edge::speculative_call_info): Remove.
1500 (cgraph_edge::first_speculative_call_target): New member function.
1501 (cgraph_edge::next_speculative_call_target): New member function.
1502 (cgraph_edge::speculative_call_target_ref): New member function.
1503 (cgraph_edge;:speculative_call_indirect_edge): New member funtion.
1504 (cgraph_edge): Remove target_prob.
1505 * cgraphclones.c (cgraph_node::set_call_stmt_including_clones):
1506 Fix handling of speculative calls.
1507 * ipa-devirt.c (ipa_devirt): Fix handling of speculative cals.
1508 * ipa-fnsummary.c (analyze_function_body): Likewise.
1509 * ipa-inline.c (speculation_useful_p): Use new speculative call API.
1510 * ipa-profile.c (dump_histogram): Fix formating.
1511 (ipa_profile_generate_summary): Watch for overflows.
1512 (ipa_profile): Do not require probablity to be 1/2; update to new API.
1513 * ipa-prop.c (ipa_make_edge_direct_to_target): Update to new API.
1514 (update_indirect_edges_after_inlining): Update to new API.
1515 * ipa-utils.c (ipa_merge_profiles): Rewrite merging of speculative call
1517 * profile-count.h: (profile_probability::adjusted): New.
1518 * tree-inline.c (copy_bb): Update to new speculative call API; fix
1519 updating of profile.
1520 * value-prof.c (gimple_ic_transform): Rename to ...
1521 (dump_ic_profile): ... this one; update dumping.
1522 (stream_in_histogram_value): Fix formating.
1523 (gimple_value_profile_transformations): Update.
1525 2020-01-28 H.J. Lu <hongjiu.lu@intel.com>
1528 * config/i386/i386.md (*movoi_internal_avx): Remove
1529 TARGET_SSE_TYPELESS_STORES check.
1530 (*movti_internal): Prefer TARGET_AVX over
1531 TARGET_SSE_TYPELESS_STORES.
1532 (*movtf_internal): Likewise.
1533 * config/i386/sse.md (mov<mode>_internal): Prefer TARGET_AVX over
1534 TARGET_SSE_TYPELESS_STORES. Remove "<MODE_SIZE> == 16" check
1535 from TARGET_SSE_TYPELESS_STORES.
1537 2020-01-28 David Malcolm <dmalcolm@redhat.com>
1539 * diagnostic-core.h (warning_at): Rename overload to...
1540 (warning_meta): ...this.
1541 (emit_diagnostic_valist): Delete decl of overload taking
1542 diagnostic_metadata.
1543 * diagnostic.c (emit_diagnostic_valist): Likewise for defn.
1544 (warning_at): Rename overload taking diagnostic_metadata to...
1545 (warning_meta): ...this.
1547 2020-01-28 Richard Biener <rguenther@suse.de>
1549 PR tree-optimization/93439
1550 * tree-parloops.c (create_loop_fn): Move clique bookkeeping...
1551 * tree-cfg.c (move_sese_region_to_fn): ... here.
1552 (verify_types_in_gimple_reference): Verify used cliques are
1555 2020-01-28 H.J. Lu <hongjiu.lu@intel.com>
1558 * config/i386/i386-options.c (set_ix86_tune_features): Add an
1559 argument of a pointer to struct gcc_options and pass it to
1560 parse_mtune_ctrl_str.
1561 (ix86_function_specific_restore): Pass opts to
1562 set_ix86_tune_features.
1563 (ix86_option_override_internal): Likewise.
1564 (parse_mtune_ctrl_str): Add an argument of a pointer to struct
1565 gcc_options and use it for x_ix86_tune_ctrl_string.
1567 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1569 PR rtl-optimization/87763
1570 * simplify-rtx.c (simplify_truncation): Extend sign/zero_extract
1571 simplification to handle subregs as well as bare regs.
1572 * config/i386/i386.md (*testqi_ext_3): Match QI extracts too.
1574 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1576 * tree-vect-loop.c (vectorizable_reduction): Fail gracefully
1577 for reduction chains that (now) include a call.
1579 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1581 PR tree-optimization/92822
1582 * tree-ssa-forwprop.c (simplify_vector_constructor): When filling
1583 out the don't-care elements of a vector whose significant elements
1584 are duplicates, make the don't-care elements duplicates too.
1586 2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
1588 PR tree-optimization/93434
1589 * tree-predcom.c (split_data_refs_to_components): Record which
1590 components have had aliasing loads removed. Prevent store-store
1591 commoning for all such components.
1593 2020-01-28 Jakub Jelinek <jakub@redhat.com>
1596 * config/i386/i386.c (ix86_fold_builtin) <do_shift>: If mask is not
1597 -1 or is_vshift is true, use new_vector with number of elts npatterns
1598 rather than new_unary_operation.
1600 PR tree-optimization/93454
1601 * gimple-fold.c (fold_array_ctor_reference): Perform
1602 elt_size.to_uhwi () just once, instead of calling it in every
1603 iteration. Punt if that value is above size of the temporary
1604 buffer. Decrease third native_encode_expr argument when
1605 bufoff + elt_sz is above size of buf.
1607 2020-01-27 Joseph Myers <joseph@codesourcery.com>
1609 * config/mips/mips.c (mips_declare_object_name)
1610 [USE_GNU_UNIQUE_OBJECT]: Support use of gnu_unique_object.
1612 2020-01-27 Martin Liska <mliska@suse.cz>
1614 PR gcov-profile/93403
1615 * tree-profile.c (gimple_init_gcov_profiler): Generate
1616 both __gcov_indirect_call_profiler_v4 and
1617 __gcov_indirect_call_profiler_v4_atomic.
1619 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1622 * config/aarch64/aarch64-simd.md (aarch64_get_half<mode>): New
1624 (@aarch64_split_simd_mov<mode>): Use it.
1625 (aarch64_simd_mov_from_<mode>low): Add a GPR alternative.
1626 Leave the vec_extract patterns to handle 2-element vectors.
1627 (aarch64_simd_mov_from_<mode>high): Likewise.
1628 (vec_extract<VQMOV_NO2E:mode><Vhalf>): New expander.
1629 (vec_extractv2dfv1df): Likewise.
1631 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1633 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Match
1634 jump conditions for *compare_condjump<GPI:mode>.
1636 2020-01-27 David Malcolm <dmalcolm@redhat.com>
1639 * digraph.cc (test_edge::test_edge): Specify template for base
1642 2020-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1644 * config/arc/arc.c (arc_rtx_costs): Update mul64 cost.
1646 2020-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1648 * config/arc/arc-protos.h (gen_mlo): Remove.
1649 (gen_mhi): Likewise.
1650 * config/arc/arc.c (AUX_MULHI): Define.
1651 (arc_must_save_reister): Special handling for r58/59.
1652 (arc_compute_frame_size): Consider mlo/mhi registers.
1653 (arc_save_callee_saves): Emit fp/sp move only when emit_move
1655 (arc_conditional_register_usage): Remove TARGET_BIG_ENDIAN from
1656 mlo/mhi name selection.
1657 (arc_restore_callee_saves): Don't early restore blink when ISR.
1658 (arc_expand_prologue): Add mlo/mhi saving.
1659 (arc_expand_epilogue): Add mlo/mhi restoring.
1662 * config/arc/arc.h (DBX_REGISTER_NUMBER): Correct register
1663 numbering when MUL64 option is used.
1664 (DWARF2_FRAME_REG_OUT): Define.
1665 * config/arc/arc.md (arc600_stall): New pattern.
1666 (VUNSPEC_ARC_ARC600_STALL): Define.
1667 (mulsi64): Use correct mlo/mhi registers.
1668 (mulsi_600): Clean it up.
1669 * config/arc/predicates.md (mlo_operand): Remove any dependency on
1671 (mhi_operand): Likewise.
1673 2020-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1674 Petro Karashchenko <petro.karashchenko@ring.com>
1676 * config/arc/arc.c (arc_is_uncached_mem_p): Check struct
1677 attributes if needed.
1678 (prepare_move_operands): Generate special unspec instruction for
1680 (arc_isuncached_mem_p): Propagate uncached attribute to each
1682 * config/arc/arc.md (VUNSPEC_ARC_LDDI): Define.
1683 (VUNSPEC_ARC_STDI): Likewise.
1684 (ALLI): New mode iterator.
1685 (mALLI): New mode attribute.
1686 (lddi): New instruction pattern.
1688 (stdidi_split): Split instruction for architectures which are not
1689 supporting ll64 option.
1690 (lddidi_split): Likewise.
1692 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1694 PR rtl-optimization/92989
1695 * lra-lives.c (process_bb_lives): Update the live-in set before
1696 processing additional clobbers.
1698 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1700 PR rtl-optimization/93170
1701 * cselib.c (cselib_invalidate_regno_val): New function, split out
1703 (cselib_invalidate_regno): ...here.
1704 (cselib_invalidated_by_call_p): New function.
1705 (cselib_process_insn): Iterate over all the hard-register entries in
1706 REG_VALUES and invalidate any that cross call-clobbered registers.
1708 2020-01-27 Richard Sandiford <richard.sandiford@arm.com>
1710 * dojump.c (split_comparison): Use HONOR_NANS rather than
1711 HONOR_SNANS when splitting LTGT.
1713 2020-01-27 Martin Liska <mliska@suse.cz>
1716 * opts.c (print_filtered_help): Exclude language-specific
1717 options from --help=common unless enabled in all FEs.
1719 2020-01-27 Martin Liska <mliska@suse.cz>
1721 * opts.c (print_help): Exclude params from
1722 all except --help=param.
1724 2020-01-27 Martin Liska <mliska@suse.cz>
1727 * config/i386/i386-features.c (make_resolver_func):
1728 Align the code with ppc64 target implementation.
1729 Do not generate a unique name for resolver function.
1731 2020-01-27 Richard Biener <rguenther@suse.de>
1733 PR tree-optimization/93397
1734 * tree-vect-slp.c (vect_analyze_slp_instance): Delay
1735 converted reduction chain SLP graph adjustment.
1737 2020-01-26 Marek Polacek <polacek@redhat.com>
1740 * sanopt.c (sanitize_rewrite_addressable_params): Avoid crash on
1743 2020-01-26 Jason Merrill <jason@redhat.com>
1746 * tree.c (verify_type_variant): Only verify TYPE_NEEDS_CONSTRUCTING
1749 2020-01-26 Darius Galis <darius.galis@cyberthorstudios.com>
1751 * config/rx/rx.md (setmemsi): Added rx_allow_string_insns constraint
1752 (rx_setmem): Likewise.
1754 2020-01-26 Jakub Jelinek <jakub@redhat.com>
1757 * config/i386/i386.md (*addv<dwi>4_doubleword, *subv<dwi>4_doubleword):
1758 Use nonimmediate_operand instead of x86_64_hilo_general_operand and
1759 drop <di> from constraint of last operand.
1762 * config/i386/sse.md (*avx_vperm_broadcast_<mode>): Disallow for
1763 TARGET_AVX2 and V4DFmode not in the split condition, but in the
1764 pattern condition, though allow { 0, 0, 0, 0 } broadcast always.
1766 2020-01-25 Feng Xue <fxue@os.amperecomputing.com>
1769 * ipa-cp.c (get_info_about_necessary_edges): Remove value
1772 2020-01-24 Jeff Law <law@redhat.com>
1774 PR tree-optimization/92788
1775 * tree-ssa-threadedge.c (thread_across_edge): Check EDGE_COMPLEX
1778 2020-01-24 Jakub Jelinek <jakub@redhat.com>
1781 * config/i386/sse.md (*avx_vperm_broadcast_v4sf,
1782 *avx_vperm_broadcast_<mode>,
1783 <sse2_avx_avx512f>_vpermil<mode><mask_name>,
1784 *<sse2_avx_avx512f>_vpermilp<mode><mask_name>):
1785 Move before avx2_perm<mode>/avx512f_perm<mode>.
1788 * simplify-rtx.c (simplify_const_unary_operation,
1789 simplify_const_binary_operation): Punt for mode precision above
1790 MAX_BITSIZE_MODE_ANY_INT.
1792 2020-01-24 Andrew Pinski <apinski@marvell.com>
1794 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Change
1797 2020-01-24 Jeff Law <law@redhat.com>
1800 * config/h8300/h8300.c (h8300_print_operand): Only call byte_reg
1801 for REGs. Call output_operand_lossage to get more reasonable
1804 2020-01-24 Andrew Stubbs <ams@codesourcery.com>
1806 * config/gcn/gcn-valu.md (vec_cmp<mode>di): Use
1807 gcn_fp_compare_operator.
1808 (vec_cmpu<mode>di): Use gcn_compare_operator.
1809 (vec_cmp<u>v64qidi): Use gcn_compare_operator.
1810 (vec_cmp<mode>di_exec): Use gcn_fp_compare_operator.
1811 (vec_cmpu<mode>di_exec): Use gcn_compare_operator.
1812 (vec_cmp<u>v64qidi_exec): Use gcn_compare_operator.
1813 (vec_cmp<mode>di_dup): Use gcn_fp_compare_operator.
1814 (vec_cmp<mode>di_dup_exec): Use gcn_fp_compare_operator.
1815 (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>): Use
1816 gcn_fp_compare_operator.
1817 (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>_exec): Use
1818 gcn_fp_compare_operator.
1819 (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>): Use
1820 gcn_fp_compare_operator.
1821 (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>_exec): Use
1822 gcn_fp_compare_operator.
1824 2020-01-24 Maciej W. Rozycki <macro@wdc.com>
1826 * doc/install.texi (Cross-Compiler-Specific Options): Document
1827 `--with-toolexeclibdir' option.
1829 2020-01-24 Hans-Peter Nilsson <hp@axis.com>
1831 * target.def (flags_regnum): Also mention effect on delay slot filling.
1832 * doc/tm.texi: Regenerate.
1834 2020-01-23 Jeff Law <law@redhat.com>
1836 PR translation/90162
1837 * config/h8300/h8300.c (h8300_option_override): Fix diagnostic text.
1839 2020-01-23 Mikael Tillenius <mti-1@tillenius.com>
1842 * config/h8300/h8300.h (FUNCTION_PROFILER): Fix emission of
1845 2020-01-23 Jakub Jelinek <jakub@redhat.com>
1847 PR rtl-optimization/93402
1848 * postreload.c (reload_combine_recognize_pattern): Don't try to adjust
1851 2020-01-23 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1853 * config.in: Regenerated.
1854 * config/mips/linux.h (NEED_INDICATE_EXEC_STACK): Define to 1
1855 for TARGET_LIBC_GNUSTACK.
1856 * configure: Regenerated.
1857 * configure.ac: Define TARGET_LIBC_GNUSTACK if glibc version is
1858 found to be 2.31 or greater.
1860 2020-01-23 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1862 * config/mips/linux.h (NEED_INDICATE_EXEC_STACK): Define to
1864 * config/mips/mips.c (TARGET_ASM_FILE_END): Define to ...
1865 (mips_asm_file_end): New function. Delegate to
1866 file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK is true.
1867 * config/mips/mips.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1869 2020-01-23 Jakub Jelinek <jakub@redhat.com>
1872 * config/i386/i386-modes.def (POImode): New mode.
1873 (MAX_BITSIZE_MODE_ANY_INT): Change from 128 to 160.
1874 * config/i386/i386.md (DPWI): New mode attribute.
1875 (addv<mode>4, subv<mode>4): Use <DPWI> instead of <DWI>.
1877 (QPWI): ... this. Use POI instead of OI for TImode.
1878 (*addv<dwi>4_doubleword, *addv<dwi>4_doubleword_1,
1879 *subv<dwi>4_doubleword, *subv<dwi>4_doubleword_1): Use <QPWI>
1882 2020-01-23 Richard Sandiford <richard.sandiford@arm.com>
1885 * config/aarch64/aarch64.md (UNSPEC_SPECULATION_TRACKER_REV): New
1887 (speculation_tracker_rev): New pattern.
1888 * config/aarch64/aarch64-speculation.cc (aarch64_do_track_speculation):
1889 Use speculation_tracker_rev to track the inverse condition.
1891 2020-01-23 Richard Biener <rguenther@suse.de>
1893 PR tree-optimization/93381
1894 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Take
1895 alias-set of the def as argument and record the first one.
1896 (vn_walk_cb_data::first_set): New member.
1897 (vn_reference_lookup_3): Pass the alias-set of the current def
1898 to push_partial_def. Fix alias-set used in the aggregate copy
1900 (vn_reference_lookup): Consistently set *last_vuse_ptr.
1901 * real.c (clear_significand_below): Fix out-of-bound access.
1903 2020-01-23 Jakub Jelinek <jakub@redhat.com>
1906 * config/i386/i386.md (*bmi2_bzhi_<mode>3_2, *bmi2_bzhi_<mode>3_3):
1907 New define_insn patterns.
1909 2020-01-23 Richard Sandiford <richard.sandiford@arm.com>
1911 * doc/sourcebuild.texi (check-function-bodies): Add an
1912 optional target/xfail selector.
1914 2020-01-23 Richard Sandiford <richard.sandiford@arm.com>
1916 PR rtl-optimization/93124
1917 * auto-inc-dec.c (merge_in_block): Don't add auto inc/decs to
1918 bare USE and CLOBBER insns.
1920 2020-01-22 Andrew Pinski <apinski@marvell.com>
1922 * config/arc/arc.c (output_short_suffix): Check insn for nullness.
1924 2020-01-22 David Malcolm <dmalcolm@redhat.com>
1927 * gdbinit.in (break-on-saved-diagnostic): Update for move of
1928 diagnostic_manager into "ana" namespace.
1929 * selftest-run-tests.c (selftest::run_tests): Update for move of
1930 selftest::run_analyzer_selftests to
1931 ana::selftest::run_analyzer_selftests.
1933 2020-01-22 Richard Sandiford <richard.sandiford@arm.com>
1935 * cfgexpand.c (union_stack_vars): Update the size.
1937 2020-01-22 Richard Biener <rguenther@suse.de>
1939 PR tree-optimization/93381
1940 * tree-ssa-structalias.c (find_func_aliases): Assume offsetting
1941 throughout, handle all conversions the same.
1943 2020-01-22 Jakub Jelinek <jakub@redhat.com>
1946 * config/aarch64/aarch64.c (aarch64_expand_subvti): Only use
1947 gen_subdi3_compare1_imm if low_in2 satisfies aarch64_plus_immediate
1948 predicate, not whenever it is CONST_INT. Otherwise, force_reg it.
1949 Call force_reg on high_in2 unconditionally.
1951 2020-01-22 Martin Liska <mliska@suse.cz>
1953 PR tree-optimization/92924
1954 * profile.c (compute_value_histograms): Divide
1957 2020-01-22 Jakub Jelinek <jakub@redhat.com>
1960 * output.h (assemble_name_resolve): Declare.
1961 * varasm.c (assemble_name_resolve): New function.
1962 (assemble_name): Use it.
1963 * config/i386/i386.h (ASM_OUTPUT_SYMBOL_REF): Define.
1965 2020-01-22 Joseph Myers <joseph@codesourcery.com>
1967 * doc/sourcebuild.texi (Texinfo Manuals, Front End): Refer to
1968 update_web_docs_git instead of update_web_docs_svn.
1970 2020-01-21 Andrew Pinski <apinski@marvell.com>
1973 * config/aarch64/aarch64.md (tlsgd_small_<mode>): Have operand 0
1974 as PTR mode. Have operand 1 as being modeless, it can be P mode.
1975 (*tlsgd_small_<mode>): Likewise.
1976 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately)
1977 <case SYMBOL_SMALL_TLSGD>: Call gen_tlsgd_small_* with a ptr_mode
1978 register. Convert that register back to dest using convert_mode.
1980 2020-01-21 Jim Wilson <jimw@sifive.com>
1982 * config/riscv/riscv-sr.c (riscv_sr_match_prologue): Use INTVAL
1985 2020-01-21 H.J. Lu <hongjiu.lu@intel.com>
1986 Uros Bizjak <ubizjak@gmail.com>
1989 * config/i386/i386.c (ix86_tls_module_base): Replace Pmode
1991 (legitimize_tls_address): Do GNU2 TLS address computation in
1992 ptr_mode and zero-extend result to Pmode.
1993 * config/i386/i386.md (@tls_dynamic_gnu2_64_<mode>): Replace
1994 :P with :PTR and Pmode with ptr_mode.
1995 (*tls_dynamic_gnu2_lea_64_<mode>): Likewise.
1996 (*tls_dynamic_gnu2_call_64_<mode>): Likewise.
1997 (*tls_dynamic_gnu2_combine_64_<mode>): Likewise.
1999 2020-01-21 Jakub Jelinek <jakub@redhat.com>
2002 * config/riscv/riscv.c (riscv_rtx_costs) <case ZERO_EXTRACT>: Verify
2003 the last two operands are CONST_INT_P before using them as such.
2005 2020-01-21 Richard Sandiford <richard.sandiford@arm.com>
2007 * config/aarch64/aarch64-sve-builtins.def: Use get_typenode_from_name
2008 to get the integer element types.
2010 2020-01-21 Richard Sandiford <richard.sandiford@arm.com>
2012 * config/aarch64/aarch64-sve-builtins.h
2013 (function_expander::convert_to_pmode): Declare.
2014 * config/aarch64/aarch64-sve-builtins.cc
2015 (function_expander::convert_to_pmode): New function.
2016 (function_expander::get_contiguous_base): Use it.
2017 (function_expander::prepare_gather_address_operands): Likewise.
2018 * config/aarch64/aarch64-sve-builtins-sve2.cc
2019 (svwhilerw_svwhilewr_impl::expand): Likewise.
2021 2020-01-21 Szabolcs Nagy <szabolcs.nagy@arm.com>
2024 * config/aarch64/aarch64.c (aarch64_declare_function_name): Set
2025 cfun->machine->label_is_assembled.
2026 (aarch64_print_patchable_function_entry): New.
2027 (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY): Define.
2028 * config/aarch64/aarch64.h (struct machine_function): New field,
2031 2020-01-21 David Malcolm <dmalcolm@redhat.com>
2034 * ipa-profile.c (ipa_profile): Delete call_sums and set it to
2037 2020-01-18 Jan Hubicka <hubicka@ucw.cz>
2040 * cgraph.c (cgraph_edge::resolve_speculation,
2041 cgraph_edge::redirect_call_stmt_to_callee): Fix update of
2042 call_stmt_site_hash.
2044 2020-01-21 Martin Liska <mliska@suse.cz>
2046 * config/rs6000/rs6000.c (common_mode_defined): Remove
2049 2020-01-21 Richard Biener <rguenther@suse.de>
2051 PR tree-optimization/92328
2052 * tree-ssa-sccvn.c (vn_reference_lookup_3): Preserve
2053 type when value-numbering same-sized store by inserting a
2055 (eliminate_dom_walker::eliminate_stmt): When eliminating
2056 a redundant store handle bit-reinterpretation of the same value.
2058 2020-01-21 Andrew Pinski <apinski@marvel.com>
2061 * tree-into-ssa.c (prepare_block_for_update_1): Split out
2063 (prepare_block_for_update): This. Use a worklist instead of
2066 2020-01-21 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2068 * gcc/config/arm/arm.c (clear_operation_p):
2069 Initialise last_regno, skip first iteration
2070 based on the first_set value and use ints instead
2071 of the unnecessary HOST_WIDE_INTs.
2073 2020-01-21 Jakub Jelinek <jakub@redhat.com>
2076 * config/rs6000/rs6000.c (rs6000_emit_cmove): If using fsel, punt for
2077 compare_mode other than SFmode or DFmode.
2079 2020-01-21 Kito Cheng <kito.cheng@sifive.com>
2082 * config/riscv/riscv-protos.h (riscv_hard_regno_rename_ok): New.
2083 * config/riscv/riscv.c (riscv_hard_regno_rename_ok): New.
2084 * config/riscv/riscv.h (HARD_REGNO_RENAME_OK): Defined.
2086 2020-01-20 Wilco Dijkstra <wdijkstr@arm.com>
2088 * config/aarch64/aarch64.c (neoversen1_tunings): Set jump_align to 4.
2090 2020-01-20 Andrew Pinski <apinski@marvell.com>
2093 * targhooks.c (default_print_patchable_function_entry): Use
2094 output_asm_insn to emit the nop instruction.
2096 2020-01-20 Fangrui Song <maskray@google.com>
2099 * targhooks.c (default_print_patchable_function_entry): Align to
2102 2020-01-20 H.J. Lu <hongjiu.lu@intel.com>
2105 * config/i386/i386.c (legitimize_tls_address): Pass Pmode to
2106 gen_tls_dynamic_gnu2_64. Compute GNU2 TLS address in ptr_mode.
2107 * config/i386/i386.md (tls_dynamic_gnu2_64): Renamed to ...
2108 (@tls_dynamic_gnu2_64_<mode>): This. Replace DI with P.
2109 (*tls_dynamic_gnu2_lea_64): Renamed to ...
2110 (*tls_dynamic_gnu2_lea_64_<mode>): This. Replace DI with P.
2111 Remove the {q} suffix from lea.
2112 (*tls_dynamic_gnu2_call_64): Renamed to ...
2113 (*tls_dynamic_gnu2_call_64_<mode>): This. Replace DI with P.
2114 (*tls_dynamic_gnu2_combine_64): Renamed to ...
2115 (*tls_dynamic_gnu2_combine_64_<mode>): This. Replace DI with P.
2116 Pass Pmode to gen_tls_dynamic_gnu2_64.
2118 2020-01-20 Wilco Dijkstra <wdijkstr@arm.com>
2120 * config/aarch64/aarch64.h (SLOW_BYTE_ACCESS): Set to 1.
2122 2020-01-20 Richard Sandiford <richard.sandiford@arm.com>
2124 * config/aarch64/aarch64-sve-builtins-base.cc
2125 (svld1ro_impl::memory_vector_mode): Remove parameter name.
2127 2020-01-20 Richard Biener <rguenther@suse.de>
2130 * dwarf2out.c (prune_unused_types): Unconditionally mark
2131 called function DIEs.
2133 2020-01-20 Martin Liska <mliska@suse.cz>
2135 PR tree-optimization/93199
2136 * tree-eh.c (struct leh_state): Add
2137 new field outer_non_cleanup.
2138 (cleanup_is_dead_in): Pass leh_state instead
2139 of eh_region. Add a checking that state->outer_non_cleanup
2140 points to outer non-clean up region.
2141 (lower_try_finally): Record outer_non_cleanup
2143 (lower_catch): Likewise.
2144 (lower_eh_filter): Likewise.
2145 (lower_eh_must_not_throw): Likewise.
2146 (lower_cleanup): Likewise.
2148 2020-01-20 Richard Biener <rguenther@suse.de>
2150 PR tree-optimization/93094
2151 * tree-vectorizer.h (vect_loop_versioning): Adjust.
2152 (vect_transform_loop): Likewise.
2153 * tree-vectorizer.c (try_vectorize_loop_1): Pass down
2154 loop_vectorized_call to vect_transform_loop.
2155 * tree-vect-loop.c (vect_transform_loop): Pass down
2156 loop_vectorized_call to vect_loop_versioning.
2157 * tree-vect-loop-manip.c (vect_loop_versioning): Use
2158 the earlier discovered loop_vectorized_call.
2160 2020-01-19 Eric S. Raymond <esr@thyrsus.com>
2162 * doc/contribute.texi: Update for SVN -> Git transition.
2163 * doc/install.texi: Likewise.
2165 2020-01-18 Jan Hubicka <hubicka@ucw.cz>
2168 * cgraph.c (cgraph_edge::make_speculative): Increase number of
2169 speculative targets.
2170 (verify_speculative_call): New function
2171 (cgraph_node::verify_node): Use it.
2172 * ipa-profile.c (ipa_profile): Fix formating; do not set number of
2175 2020-01-18 Jan Hubicka <hubicka@ucw.cz>
2178 * cgraph.c (cgraph_edge::resolve_speculation): Fix foramting.
2179 (cgraph_edge::make_direct): Remove all indirect targets.
2180 (cgraph_edge::redirect_call_stmt_to_callee): Use make_direct..
2181 (cgraph_node::verify_node): Verify that only one call_stmt or
2182 lto_stmt_uid is set.
2183 * cgraphclones.c (cgraph_edge::clone): Set only one call_stmt or
2185 * lto-cgraph.c (lto_output_edge): Simplify streaming of stmt.
2186 (lto_output_ref): Simplify streaming of stmt.
2187 * lto-streamer-in.c (fixup_call_stmt_edges_1): Clear lto_stmt_uid.
2189 2020-01-18 Tamar Christina <tamar.christina@arm.com>
2191 * config/aarch64/aarch64-sve-builtins-base.cc (memory_vector_mode):
2192 Mark parameter unused.
2194 2020-01-18 Hans-Peter Nilsson <hp@axis.com>
2196 * config.gcc <obsolete targets>: Add crisv32-*-* and cris-*-linux*
2198 2019-01-18 Gerald Pfeifer <gerald@pfeifer.com>
2200 * varpool.c (ctor_useable_for_folding_p): Fix grammar.
2202 2020-01-18 Iain Sandoe <iain@sandoe.co.uk>
2204 * Makefile.in: Add coroutine-passes.o.
2205 * builtin-types.def (BT_CONST_SIZE): New.
2206 (BT_FN_BOOL_PTR): New.
2207 (BT_FN_PTR_PTR_CONST_SIZE_BOOL): New.
2208 * builtins.def (DEF_COROUTINE_BUILTIN): New.
2209 * coroutine-builtins.def: New file.
2210 * coroutine-passes.cc: New file.
2211 * function.h (struct GTY function): Add a bit to indicate that the
2212 function is a coroutine component.
2213 * internal-fn.c (expand_CO_FRAME): New.
2214 (expand_CO_YIELD): New.
2215 (expand_CO_SUSPN): New.
2216 (expand_CO_ACTOR): New.
2217 * internal-fn.def (CO_ACTOR): New.
2221 * passes.def: Add pass_coroutine_lower_builtins,
2222 pass_coroutine_early_expand_ifns.
2223 * tree-pass.h (make_pass_coroutine_lower_builtins): New.
2224 (make_pass_coroutine_early_expand_ifns): New.
2225 * doc/invoke.texi: Document the fcoroutines command line
2228 2020-01-18 Jakub Jelinek <jakub@redhat.com>
2230 * config/arm/vfp.md (*clear_vfp_multiple): Remove unused variable.
2233 * config/arm/arm.c (clear_operation_p): Don't use REGNO until
2234 after checking the argument is a REG. Don't use REGNO (reg)
2235 again to set last_regno, reuse regno variable instead.
2237 2020-01-17 David Malcolm <dmalcolm@redhat.com>
2239 * doc/analyzer.texi (Limitations): Add note about NaN.
2241 2020-01-17 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2242 Sudakshina Das <sudi.das@arm.com>
2244 * config/arm/arm.md (ashldi3): Generate thumb2_lsll for both reg
2245 and valid immediate.
2246 (ashrdi3): Generate thumb2_asrl for both reg and valid immediate.
2247 (lshrdi3): Generate thumb2_lsrl for valid immediates.
2248 * config/arm/constraints.md (Pg): New.
2249 * config/arm/predicates.md (long_shift_imm): New.
2250 (arm_reg_or_long_shift_imm): Likewise.
2251 * config/arm/thumb2.md (thumb2_asrl): New immediate alternative.
2252 (thumb2_lsll): Likewise.
2255 2020-01-17 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2256 Sudakshina Das <sudi.das@arm.com>
2258 * config/arm/arm.md (ashldi3): Generate thumb2_lsll for TARGET_HAVE_MVE.
2259 (ashrdi3): Generate thumb2_asrl for TARGET_HAVE_MVE.
2260 * config/arm/arm.c (arm_hard_regno_mode_ok): Allocate even odd
2261 register pairs for doubleword quantities for ARMv8.1M-Mainline.
2262 * config/arm/thumb2.md (thumb2_asrl): New.
2263 (thumb2_lsll): Likewise.
2265 2020-01-17 Jakub Jelinek <jakub@redhat.com>
2267 * config/arm/arm.c (cmse_nonsecure_call_inline_register_clear): Remove
2270 2020-01-17 Alexander Monakov <amonakov@ispras.ru>
2272 * gdbinit.in (help-gcc-hooks): New command.
2273 (pp, pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, ptc, pdn, ptn, pdd, prc,
2274 pi, pbm, pel, trt): Take $arg0 instead of $ if supplied. Update
2277 2020-01-17 Matthew Malcomson <matthew.malcomson@arm.com>
2279 * config/aarch64/aarch64-sve.md (@aarch64_sve_ld1ro<mode>): Use the
2280 correct target macro.
2282 2020-01-17 Matthew Malcomson <matthew.malcomson@arm.com>
2284 * config/aarch64/aarch64-protos.h
2285 (aarch64_sve_ld1ro_operand_p): New.
2286 * config/aarch64/aarch64-sve-builtins-base.cc
2287 (class load_replicate): New.
2288 (class svld1ro_impl): New.
2289 (class svld1rq_impl): Change to inherit from load_replicate.
2290 (svld1ro): New sve intrinsic function base.
2291 * config/aarch64/aarch64-sve-builtins-base.def (svld1ro):
2292 New DEF_SVE_FUNCTION.
2293 * config/aarch64/aarch64-sve-builtins-base.h
2294 (svld1ro): New decl.
2295 * config/aarch64/aarch64-sve-builtins.cc
2296 (function_expander::add_mem_operand): Modify assert to allow
2298 * config/aarch64/aarch64-sve.md (@aarch64_sve_ld1ro<mode>): New
2300 * config/aarch64/aarch64.c
2301 (aarch64_sve_ld1rq_operand_p): Implement in terms of ...
2302 (aarch64_sve_ld1rq_ld1ro_operand_p): This.
2303 (aarch64_sve_ld1ro_operand_p): New.
2304 * config/aarch64/aarch64.md (UNSPEC_LD1RO): New unspec.
2305 * config/aarch64/constraints.md (UOb,UOh,UOw,UOd): New.
2306 * config/aarch64/predicates.md
2307 (aarch64_sve_ld1ro_operand_{b,h,w,d}): New.
2309 2020-01-17 Matthew Malcomson <matthew.malcomson@arm.com>
2311 * config/aarch64/aarch64-c.c (_ARM_FEATURE_MATMUL_FLOAT64):
2312 Introduce this ACLE specified predefined macro.
2313 * config/aarch64/aarch64-option-extensions.def (f64mm): New.
2314 (fp): Disabling this disables f64mm.
2315 (simd): Disabling this disables f64mm.
2316 (fp16): Disabling this disables f64mm.
2317 (sve): Disabling this disables f64mm.
2318 * config/aarch64/aarch64.h (AARCH64_FL_F64MM): New.
2319 (AARCH64_ISA_F64MM): New.
2320 (TARGET_F64MM): New.
2321 * doc/invoke.texi (f64mm): Document new option.
2323 2020-01-17 Wilco Dijkstra <wdijkstr@arm.com>
2325 * config/aarch64/aarch64.c (generic_tunings): Add branch fusion.
2326 (neoversen1_tunings): Likewise.
2328 2020-01-17 Wilco Dijkstra <wdijkstr@arm.com>
2331 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap)
2332 Add assert to ensure prolog has been emitted.
2333 (aarch64_split_atomic_op): Likewise.
2334 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>)
2335 Use epilogue_completed rather than reload_completed.
2336 (aarch64_atomic_exchange<mode>): Likewise.
2337 (aarch64_atomic_<atomic_optab><mode>): Likewise.
2338 (atomic_nand<mode>): Likewise.
2339 (aarch64_atomic_fetch_<atomic_optab><mode>): Likewise.
2340 (atomic_fetch_nand<mode>): Likewise.
2341 (aarch64_atomic_<atomic_optab>_fetch<mode>): Likewise.
2342 (atomic_nand_fetch<mode>): Likewise.
2344 2020-01-17 Richard Sandiford <richard.sandiford@arm.com>
2347 * config/aarch64/aarch64.h (REVERSIBLE_CC_MODE): Return false
2349 (REVERSE_CONDITION): Delete.
2350 * config/aarch64/iterators.md (CC_ONLY): New mode iterator.
2351 (CCFP_CCFPE): Likewise.
2352 (e): New mode attribute.
2353 * config/aarch64/aarch64.md (ccmp<GPI:mode>): Rename to...
2354 (@ccmp<CC_ONLY:mode><GPI:mode>): ...this, using CC_ONLY instead of CC.
2355 (fccmp<GPF:mode>, fccmpe<GPF:mode>): Merge into...
2356 (@ccmp<CCFP_CCFPE:mode><GPF:mode>): ...this combined pattern.
2357 (@ccmp<CC_ONLY:mode><GPI:mode>_rev): New pattern.
2358 (@ccmp<CCFP_CCFPE:mode><GPF:mode>_rev): Likewise.
2359 * config/aarch64/aarch64.c (aarch64_gen_compare_reg): Update
2360 name of generator from gen_ccmpdi to gen_ccmpccdi.
2361 (aarch64_gen_ccmp_next): Use code_for_ccmp. If we want to reverse
2362 the previous comparison but aren't able to, use the new ccmp_rev
2365 2020-01-17 Richard Sandiford <richard.sandiford@arm.com>
2367 * gimplify.c (gimplify_return_expr): Use poly_int_tree_p rather
2368 than testing directly for INTEGER_CST.
2369 (gimplify_target_expr, gimplify_omp_depend): Likewise.
2371 2020-01-17 Jakub Jelinek <jakub@redhat.com>
2373 PR tree-optimization/93292
2374 * tree-vect-stmts.c (vectorizable_comparison): Punt also if
2375 get_vectype_for_scalar_type returns NULL.
2377 2020-01-16 Jan Hubicka <hubicka@ucw.cz>
2379 * params.opt (-param=max-predicted-iterations): Increase range from 0.
2380 * predict.c (estimate_loops): Add 1 to param_max_predicted_iterations.
2382 2020-01-16 Jan Hubicka <hubicka@ucw.cz>
2384 * ipa-fnsummary.c (estimate_calls_size_and_time): Fix formating of
2386 * params.opt: (max-predicted-iterations): Set bounds.
2387 * predict.c (real_almost_one, real_br_prob_base,
2388 real_inv_br_prob_base, real_one_half, real_bb_freq_max): Remove.
2389 (propagate_freq): Add max_cyclic_prob parameter; cap cyclic
2390 probabilities; do not truncate to reg_br_prob_bases.
2391 (estimate_loops_at_level): Pass max_cyclic_prob.
2392 (estimate_loops): Compute max_cyclic_prob.
2393 (estimate_bb_frequencies): Do not initialize real_*; update calculation
2395 * profile-count.c (profile_probability::to_sreal): New.
2396 * profile-count.h (class sreal): Move up in file.
2397 (profile_probability::to_sreal): Declare.
2399 2020-01-16 Stam Markianos-Wright <stam.markianos-wright@arm.com>
2402 (arm_invalid_conversion): New function for target hook.
2403 (arm_invalid_unary_op): New function for target hook.
2404 (arm_invalid_binary_op): New function for target hook.
2406 2020-01-16 Stam Markianos-Wright <stam.markianos-wright@arm.com>
2408 * config.gcc: Add arm_bf16.h.
2409 * config/arm/arm-builtins.c (arm_mangle_builtin_type): Fix comment.
2410 (arm_simd_builtin_std_type): Add BFmode.
2411 (arm_init_simd_builtin_types): Define element types for vector types.
2412 (arm_init_bf16_types): New function.
2413 (arm_init_builtins): Add arm_init_bf16_types function call.
2414 * config/arm/arm-modes.def: Add BFmode and V4BF, V8BF vector modes.
2415 * config/arm/arm-simd-builtin-types.def: Add V4BF, V8BF.
2416 * config/arm/arm.c (aapcs_vfp_sub_candidate): Add BFmode.
2417 (arm_hard_regno_mode_ok): Add BFmode and tidy up statements.
2418 (arm_vector_mode_supported_p): Add V4BF, V8BF.
2419 (arm_mangle_type): Add __bf16.
2420 * config/arm/arm.h: Add V4BF, V8BF to VALID_NEON_DREG_MODE,
2421 VALID_NEON_QREG_MODE respectively. Add export arm_bf16_type_node,
2422 arm_bf16_ptr_type_node.
2423 * config/arm/arm.md: Add BFmode to movhf expand, mov pattern and
2424 define_split between ARM registers.
2425 * config/arm/arm_bf16.h: New file.
2426 * config/arm/arm_neon.h: Add arm_bf16.h and Bfloat vector types.
2427 * config/arm/iterators.md: (ANY64_BF, VDXMOV, VHFBF, HFBF, fporbf): New.
2429 * config/arm/neon.md: Add BF vector types to movhf NEON move patterns.
2430 * config/arm/vfp.md: Add BFmode to movhf patterns.
2432 2020-01-16 Mihail Ionescu <mihail.ionescu@arm.com>
2433 Andre Vieira <andre.simoesdiasvieira@arm.com>
2435 * config/arm/arm-cpus.in (mve, mve_float): New features.
2436 (dsp, mve, mve.fp): New options.
2437 * config/arm/arm.h (TARGET_HAVE_MVE, TARGET_HAVE_MVE_FLOAT): Define.
2438 * config/arm/t-rmprofile: Map v8.1-M multilibs to v8-M.
2439 * doc/invoke.texi: Document the armv8.1-m mve and dps options.
2441 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2442 Thomas Preud'homme <thomas.preudhomme@arm.com>
2444 * config/arm/arm-cpus.in (ARMv8_1m_main): Redefine as an extension to
2446 * config/arm/arm.c (arm_options_perform_arch_sanity_checks): Remove
2447 error for using -mcmse when targeting Armv8.1-M Mainline.
2449 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2450 Thomas Preud'homme <thomas.preudhomme@arm.com>
2452 * config/arm/arm.md (nonsecure_call_internal): Do not force memory
2453 address in r4 when targeting Armv8.1-M Mainline.
2454 (nonsecure_call_value_internal): Likewise.
2455 * config/arm/thumb2.md (nonsecure_call_reg_thumb2): Make memory address
2456 a register match_operand again. Emit BLXNS when targeting
2458 (nonsecure_call_value_reg_thumb2): Likewise.
2460 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2461 Thomas Preud'homme <thomas.preudhomme@arm.com>
2463 * config/arm/arm.c (arm_add_cfa_adjust_cfa_note): Declare early.
2464 (cmse_nonsecure_call_inline_register_clear): Define new lazy_fpclear
2465 variable as true when floating-point ABI is not hard. Replace
2466 check against TARGET_HARD_FLOAT_ABI by checks against lazy_fpclear.
2467 Generate VLSTM and VLLDM instruction respectively before and
2468 after a function call to cmse_nonsecure_call function.
2469 * config/arm/unspecs.md (VUNSPEC_VLSTM): Define unspec.
2470 (VUNSPEC_VLLDM): Likewise.
2471 * config/arm/vfp.md (lazy_store_multiple_insn): New define_insn.
2472 (lazy_load_multiple_insn): Likewise.
2474 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2475 Thomas Preud'homme <thomas.preudhomme@arm.com>
2477 * config/arm/arm.c (vfp_emit_fstmd): Declare early.
2478 (arm_emit_vfp_multi_reg_pop): Likewise.
2479 (cmse_nonsecure_call_inline_register_clear): Abstract number of VFP
2480 registers to clear in max_fp_regno. Emit VPUSH and VPOP to save and
2481 restore callee-saved VFP registers.
2483 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2484 Thomas Preud'homme <thomas.preudhomme@arm.com>
2486 * config/arm/arm.c (arm_emit_multi_reg_pop): Declare early.
2487 (cmse_nonsecure_call_clear_caller_saved): Rename into ...
2488 (cmse_nonsecure_call_inline_register_clear): This. Save and clear
2489 callee-saved GPRs as well as clear ip register before doing a nonsecure
2490 call then restore callee-saved GPRs after it when targeting
2492 (arm_reorg): Adapt to function rename.
2494 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2495 Thomas Preud'homme <thomas.preudhomme@arm.com>
2497 * config/arm/arm-protos.h (clear_operation_p): Adapt prototype.
2498 * config/arm/arm.c (clear_operation_p): Extend to be able to check a
2499 clear_vfp_multiple pattern based on a new vfp parameter.
2500 (cmse_clear_registers): Generate VSCCLRM to clear VFP registers when
2501 targeting Armv8.1-M Mainline.
2502 (cmse_nonsecure_entry_clear_before_return): Clear VFP registers
2503 unconditionally when targeting Armv8.1-M Mainline architecture. Check
2504 whether VFP registers are available before looking call_used_regs for a
2506 * config/arm/predicates.md (clear_multiple_operation): Adapt to change
2507 of prototype of clear_operation_p.
2508 (clear_vfp_multiple_operation): New predicate.
2509 * config/arm/unspecs.md (VUNSPEC_VSCCLRM_VPR): New volatile unspec.
2510 * config/arm/vfp.md (clear_vfp_multiple): New define_insn.
2512 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2513 Thomas Preud'homme <thomas.preudhomme@arm.com>
2515 * config/arm/arm-protos.h (clear_operation_p): Declare.
2516 * config/arm/arm.c (clear_operation_p): New function.
2517 (cmse_clear_registers): Generate clear_multiple instruction pattern if
2518 targeting Armv8.1-M Mainline or successor.
2519 (output_return_instruction): Only output APSR register clearing if
2520 Armv8.1-M Mainline instructions not available.
2521 (thumb_exit): Likewise.
2522 * config/arm/predicates.md (clear_multiple_operation): New predicate.
2523 * config/arm/thumb2.md (clear_apsr): New define_insn.
2524 (clear_multiple): Likewise.
2525 * config/arm/unspecs.md (VUNSPEC_CLRM_APSR): New volatile unspec.
2527 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2528 Thomas Preud'homme <thomas.preudhomme@arm.com>
2530 * config/arm/arm.c (fp_sysreg_names): Declare and define.
2531 (use_return_insn): Also return false for Armv8.1-M Mainline.
2532 (output_return_instruction): Skip FPSCR clearing if Armv8.1-M
2533 Mainline instructions are available.
2534 (arm_compute_frame_layout): Allocate space in frame for FPCXTNS
2535 when targeting Armv8.1-M Mainline Security Extensions.
2536 (arm_expand_prologue): Save FPCXTNS if this is an Armv8.1-M
2537 Mainline entry function.
2538 (cmse_nonsecure_entry_clear_before_return): Clear IP and r4 if
2539 targeting Armv8.1-M Mainline or successor.
2540 (arm_expand_epilogue): Fix indentation of caller-saved register
2541 clearing. Restore FPCXTNS if this is an Armv8.1-M Mainline
2543 * config/arm/arm.h (TARGET_HAVE_FP_CMSE): New macro.
2544 (FP_SYSREGS): Likewise.
2545 (enum vfp_sysregs_encoding): Define enum.
2546 (fp_sysreg_names): Declare.
2547 * config/arm/unspecs.md (VUNSPEC_VSTR_VLDR): New volatile unspec.
2548 * config/arm/vfp.md (push_fpsysreg_insn): New define_insn.
2549 (pop_fpsysreg_insn): Likewise.
2551 2020-01-16 Mihail-Calin Ionescu <mihail.ionescu@arm.com>
2552 Thomas Preud'homme <thomas.preudhomme@arm.com>
2554 * config/arm/arm-cpus.in (armv8_1m_main): New feature.
2555 (ARMv4, ARMv4t, ARMv5t, ARMv5te, ARMv5tej, ARMv6, ARMv6j, ARMv6k,
2556 ARMv6z, ARMv6kz, ARMv6zk, ARMv6t2, ARMv6m, ARMv7, ARMv7a, ARMv7ve,
2557 ARMv7r, ARMv7m, ARMv7em, ARMv8a, ARMv8_1a, ARMv8_2a, ARMv8_3a,
2558 ARMv8_4a, ARMv8_5a, ARMv8m_base, ARMv8m_main, ARMv8r): Reindent.
2559 (ARMv8_1m_main): New feature group.
2560 (armv8.1-m.main): New architecture.
2561 * config/arm/arm-tables.opt: Regenerate.
2562 * config/arm/arm.c (arm_arch8_1m_main): Define and default initialize.
2563 (arm_option_reconfigure_globals): Initialize arm_arch8_1m_main.
2564 (arm_options_perform_arch_sanity_checks): Error out when targeting
2565 Armv8.1-M Mainline Security Extensions.
2566 * config/arm/arm.h (arm_arch8_1m_main): Declare.
2568 2020-01-16 Stam Markianos-Wright <stam.markianos-wright@arm.com>
2570 * config/aarch64/aarch64-simd-builtins.def (aarch64_bfdot,
2571 aarch64_bfdot_lane, aarch64_bfdot_laneq): New.
2572 * config/aarch64/aarch64-simd.md (aarch64_bfdot, aarch64_bfdot_lane,
2573 aarch64_bfdot_laneq): New.
2574 * config/aarch64/arm_bf16.h (vbfdot_f32, vbfdotq_f32,
2575 vbfdot_lane_f32, vbfdotq_lane_f32, vbfdot_laneq_f32,
2576 vbfdotq_laneq_f32): New.
2577 * config/aarch64/iterators.md (UNSPEC_BFDOT, Vbfdottype,
2578 VBFMLA_W, VBF): New.
2579 (isquadop): Add V4BF, V8BF.
2581 2020-01-16 Stam Markianos-Wright <stam.markianos-wright@arm.com>
2583 * config/aarch64/aarch64-builtins.c: (enum aarch64_type_qualifiers):
2584 New qualifier_lane_quadtup_index, TYPES_TERNOP_SSUS,
2585 TYPES_QUADOPSSUS_LANE_QUADTUP, TYPES_QUADOPSSSU_LANE_QUADTUP.
2586 (aarch64_simd_expand_args): Add case SIMD_ARG_LANE_QUADTUP_INDEX.
2587 (aarch64_simd_expand_builtin): Add qualifier_lane_quadtup_index.
2588 * config/aarch64/aarch64-simd-builtins.def (usdot, usdot_lane,
2589 usdot_laneq, sudot_lane,sudot_laneq): New.
2590 * config/aarch64/aarch64-simd.md (aarch64_usdot): New.
2591 (aarch64_<sur>dot_lane): New.
2592 * config/aarch64/arm_neon.h (vusdot_s32): New.
2594 (vusdot_lane_s32): New.
2595 (vsudot_lane_s32): New.
2596 * config/aarch64/iterators.md (DOTPROD_I8MM): New iterator.
2597 (UNSPEC_USDOT, UNSPEC_SUDOT): New unspecs.
2599 2020-01-16 Martin Liska <mliska@suse.cz>
2601 * value-prof.c (dump_histogram_value): Fix
2602 obvious spacing issue.
2604 2020-01-16 Andrew Pinski <apinski@marvell.com>
2606 * tree-ssa-sccvn.c(vn_reference_lookup_3): Check lhs for
2607 !storage_order_barrier_p.
2609 2020-01-16 Andrew Pinski <apinski@marvell.com>
2611 * sched-int.h (_dep): Add unused bit-field field for the padding.
2612 * sched-deps.c (init_dep_1): Init unused field.
2614 2020-01-16 Andrew Pinski <apinski@marvell.com>
2616 * optabs.h (create_expand_operand): Initialize target field also.
2618 2020-01-16 Andre Vieira <andre.simoesdiasvieira@arm.com>
2620 PR tree-optimization/92429
2621 * tree-ssa-loop-niter.h (simplify_replace_tree): Add parameter.
2622 * tree-ssa-loop-niter.c (simplify_replace_tree): Add parameter to
2624 * tree-vect-loop.c (update_epilogue_vinfo): Do not fold when replacing
2627 2020-01-16 Richard Sandiford <richard.sandiford@arm.com>
2629 * config/aarch64/aarch64.c (aarch64_split_sve_subreg_move): Apply
2630 aarch64_sve_int_mode to each mode.
2632 2020-01-15 David Malcolm <dmalcolm@redhat.com>
2634 * doc/analyzer.texi (Overview): Add note about
2635 -fdump-ipa-analyzer.
2637 2020-01-15 Wilco Dijkstra <wdijkstr@arm.com>
2639 PR tree-optimization/93231
2640 * tree-ssa-forwprop.c (optimize_count_trailing_zeroes): Check
2641 input_type is unsigned. Use tree_to_shwi for shift constant.
2642 Check CST_STRING element size is CHAR_TYPE_SIZE bits.
2643 (simplify_count_trailing_zeroes): Add test to handle known non-zero
2644 inputs more efficiently.
2646 2020-01-15 Uroš Bizjak <ubizjak@gmail.com>
2648 * config/i386/i386.md (*movsf_internal): Do not require
2649 SSE2 ISA for alternatives 14 and 15.
2651 2020-01-15 Richard Biener <rguenther@suse.de>
2654 * tree-eh.c (sink_clobbers): If we already visited the destination
2655 block do not defer insertion.
2656 (pass_lower_eh_dispatch::execute): Maintain BB_VISITED for
2657 the purpose of defered insertion.
2659 2020-01-15 Jakub Jelinek <jakub@redhat.com>
2661 * BASE-VER: Bump to 10.0.1.
2663 2020-01-15 Richard Sandiford <richard.sandiford@arm.com>
2665 PR tree-optimization/93247
2666 * tree-vect-loop.c (update_epilogue_loop_vinfo): Check the access
2667 type of the stmt that we're going to vectorize.
2669 2020-01-15 Richard Sandiford <richard.sandiford@arm.com>
2671 * tree-vect-slp.c (vectorize_slp_instance_root_stmt): Use a
2672 VIEW_CONVERT_EXPR if the vectorized constructor has a diffeent
2675 2020-01-15 Martin Liska <mliska@suse.cz>
2677 * ipa-profile.c (ipa_profile_read_edge_summary): Do not allow
2678 2 calls of streamer_read_hwi in a function call.
2680 2020-01-15 Richard Biener <rguenther@suse.de>
2682 * alias.c (record_alias_subset): Avoid redundant work when
2683 subset is already recorded.
2685 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2687 * doc/invoke.texi (-fdiagnostics-show-cwe): Add note that some of
2688 the analyzer options provide CWE identifiers.
2690 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2692 * tree-diagnostic-path.cc (path_summary::event_range::print):
2693 When testing for UNKNOWN_LOCATION, look through ad-hoc wrappers
2694 using get_pure_location.
2696 2020-01-15 Jakub Jelinek <jakub@redhat.com>
2698 PR tree-optimization/93262
2699 * tree-ssa-dse.c (maybe_trim_memstar_call): For *_chk builtins,
2700 perform head trimming only if the last argument is constant,
2701 either all ones, or larger or equal to head trim, in the latter
2702 case decrease the last argument by head_trim.
2704 PR tree-optimization/93249
2705 * tree-ssa-dse.c: Include builtins.h and gimple-fold.h.
2706 (maybe_trim_memstar_call): Move head_trim and tail_trim vars to
2707 function body scope, reindent. For BUILTIN_IN_STRNCPY*, don't
2708 perform head trim unless we can prove there are no '\0' chars
2709 from the source among the first head_trim chars.
2711 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2713 * Makefile.in (ANALYZER_OBJS): Add analyzer/function-set.o.
2715 2020-01-15 Jakub Jelinek <jakub@redhat.com>
2718 * config/i386/sse.md
2719 (*<sd_mask_codefor>fma_fmadd_<mode><sd_maskz_name>_bcst_1,
2720 *<sd_mask_codefor>fma_fmsub_<mode><sd_maskz_name>_bcst_1,
2721 *<sd_mask_codefor>fma_fnmadd_<mode><sd_maskz_name>_bcst_1,
2722 *<sd_mask_codefor>fma_fnmsub_<mode><sd_maskz_name>_bcst_1): Use
2723 just a single alternative instead of two, make operands 1 and 2
2726 2020-01-14 Jan Hubicka <hubicka@ucw.cz>
2729 * ipa-devirt.c (odr_types_equivalent_p): Compare TREE_ADDRESSABLE and
2732 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2734 * Makefile.in (lang_opt_files): Add analyzer.opt.
2735 (ANALYZER_OBJS): New.
2736 (OBJS): Add digraph.o, graphviz.o, ordered-hash-map-tests.o,
2737 tristate.o and ANALYZER_OBJS.
2738 (TEXI_GCCINT_FILES): Add analyzer.texi.
2739 * common.opt (-fanalyzer): New driver option.
2740 * config.in: Regenerate.
2741 * configure: Regenerate.
2742 * configure.ac (--disable-analyzer, ENABLE_ANALYZER): New option.
2743 (gccdepdir): Also create depdir for "analyzer" subdir.
2744 * digraph.cc: New file.
2745 * digraph.h: New file.
2746 * doc/analyzer.texi: New file.
2747 * doc/gccint.texi ("Static Analyzer") New menu item.
2748 (analyzer.texi): Include it.
2749 * doc/invoke.texi ("Static Analyzer Options"): New list and new section.
2750 ("Warning Options"): Add static analysis warnings to the list.
2751 (-Wno-analyzer-double-fclose): New option.
2752 (-Wno-analyzer-double-free): New option.
2753 (-Wno-analyzer-exposure-through-output-file): New option.
2754 (-Wno-analyzer-file-leak): New option.
2755 (-Wno-analyzer-free-of-non-heap): New option.
2756 (-Wno-analyzer-malloc-leak): New option.
2757 (-Wno-analyzer-possible-null-argument): New option.
2758 (-Wno-analyzer-possible-null-dereference): New option.
2759 (-Wno-analyzer-null-argument): New option.
2760 (-Wno-analyzer-null-dereference): New option.
2761 (-Wno-analyzer-stale-setjmp-buffer): New option.
2762 (-Wno-analyzer-tainted-array-index): New option.
2763 (-Wno-analyzer-use-after-free): New option.
2764 (-Wno-analyzer-use-of-pointer-in-stale-stack-frame): New option.
2765 (-Wno-analyzer-use-of-uninitialized-value): New option.
2766 (-Wanalyzer-too-complex): New option.
2767 (-fanalyzer-call-summaries): New warning.
2768 (-fanalyzer-checker=): New warning.
2769 (-fanalyzer-fine-grained): New warning.
2770 (-fno-analyzer-state-merge): New warning.
2771 (-fno-analyzer-state-purge): New warning.
2772 (-fanalyzer-transitivity): New warning.
2773 (-fanalyzer-verbose-edges): New warning.
2774 (-fanalyzer-verbose-state-changes): New warning.
2775 (-fanalyzer-verbosity=): New warning.
2776 (-fdump-analyzer): New warning.
2777 (-fdump-analyzer-callgraph): New warning.
2778 (-fdump-analyzer-exploded-graph): New warning.
2779 (-fdump-analyzer-exploded-nodes): New warning.
2780 (-fdump-analyzer-exploded-nodes-2): New warning.
2781 (-fdump-analyzer-exploded-nodes-3): New warning.
2782 (-fdump-analyzer-supergraph): New warning.
2783 * doc/sourcebuild.texi (dg-require-dot): New.
2784 (dg-check-dot): New.
2785 * gdbinit.in (break-on-saved-diagnostic): New command.
2786 * graphviz.cc: New file.
2787 * graphviz.h: New file.
2788 * ordered-hash-map-tests.cc: New file.
2789 * ordered-hash-map.h: New file.
2790 * passes.def (pass_analyzer): Add before
2791 pass_ipa_whole_program_visibility.
2792 * selftest-run-tests.c (selftest::run_tests): Call
2793 selftest::ordered_hash_map_tests_cc_tests.
2794 * selftest.h (selftest::ordered_hash_map_tests_cc_tests): New
2796 * shortest-paths.h: New file.
2797 * timevar.def (TV_ANALYZER): New timevar.
2798 (TV_ANALYZER_SUPERGRAPH): Likewise.
2799 (TV_ANALYZER_STATE_PURGE): Likewise.
2800 (TV_ANALYZER_PLAN): Likewise.
2801 (TV_ANALYZER_SCC): Likewise.
2802 (TV_ANALYZER_WORKLIST): Likewise.
2803 (TV_ANALYZER_DUMP): Likewise.
2804 (TV_ANALYZER_DIAGNOSTICS): Likewise.
2805 (TV_ANALYZER_SHORTEST_PATHS): Likewise.
2806 * tree-pass.h (make_pass_analyzer): New decl.
2807 * tristate.cc: New file.
2808 * tristate.h: New file.
2810 2020-01-14 Uroš Bizjak <ubizjak@gmail.com>
2813 * config/i386/i386.md (*movsf_internal): Require SSE2 ISA for
2814 alternatives 9 and 10.
2816 2020-01-14 David Malcolm <dmalcolm@redhat.com>
2818 * attribs.c (excl_hash_traits::empty_zero_p): New static constant.
2819 * gcov.c (function_start_pair_hash::empty_zero_p): Likewise.
2820 * graphite.c (struct sese_scev_hash::empty_zero_p): Likewise.
2821 * hash-map-tests.c (selftest::test_nonzero_empty_key): New selftest.
2822 (selftest::hash_map_tests_c_tests): Call it.
2823 * hash-map-traits.h (simple_hashmap_traits::empty_zero_p):
2824 New static constant, using the value of = H::empty_zero_p.
2825 (unbounded_hashmap_traits::empty_zero_p): Likewise, using the value
2826 from default_hash_traits <Value>.
2827 * hash-map.h (hash_map::empty_zero_p): Likewise, using the value
2829 * hash-set-tests.c (value_hash_traits::empty_zero_p): Likewise.
2830 * hash-table.h (hash_table::alloc_entries): Guard the loop of
2831 calls to mark_empty with !Descriptor::empty_zero_p.
2832 (hash_table::empty_slow): Conditionalize the memset call with a
2833 check that Descriptor::empty_zero_p; otherwise, loop through the
2834 entries calling mark_empty on them.
2835 * hash-traits.h (int_hash::empty_zero_p): New static constant.
2836 (pointer_hash::empty_zero_p): Likewise.
2837 (pair_hash::empty_zero_p): Likewise.
2838 * ipa-devirt.c (default_hash_traits <type_pair>::empty_zero_p):
2840 * ipa-prop.c (ipa_bit_ggc_hash_traits::empty_zero_p): Likewise.
2841 (ipa_vr_ggc_hash_traits::empty_zero_p): Likewise.
2842 * profile.c (location_triplet_hash::empty_zero_p): Likewise.
2843 * sanopt.c (sanopt_tree_triplet_hash::empty_zero_p): Likewise.
2844 (sanopt_tree_couple_hash::empty_zero_p): Likewise.
2845 * tree-hasher.h (int_tree_hasher::empty_zero_p): Likewise.
2846 * tree-ssa-sccvn.c (vn_ssa_aux_hasher::empty_zero_p): Likewise.
2847 * tree-vect-slp.c (bst_traits::empty_zero_p): Likewise.
2849 (default_hash_traits<scalar_cond_masked_key>::empty_zero_p):
2852 2020-01-14 Kewen Lin <linkw@gcc.gnu.org>
2854 * cfgloopanal.c (average_num_loop_insns): Free bbs when early return,
2855 fix typo on return value.
2857 2020-01-14 Xiong Hu Luo <luoxhu@linux.ibm.com>
2860 * cgraph.c (symbol_table::create_edge): Init speculative_id and
2862 (cgraph_edge::make_speculative): Add param for setting speculative_id
2864 (cgraph_edge::speculative_call_info): Update comments and find reference
2865 by speculative_id for multiple indirect targets.
2866 (cgraph_edge::resolve_speculation): Decrease the speculations
2867 for indirect edge, drop it's speculative if not direct target
2868 left. Update comments.
2869 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2870 (cgraph_node::dump): Print num_speculative_call_targets.
2871 (cgraph_node::verify_node): Don't report error if speculative
2872 edge not include statement.
2873 (cgraph_edge::num_speculative_call_targets_p): New function.
2874 * cgraph.h (int common_target_id): Remove.
2875 (int common_target_probability): Remove.
2876 (num_speculative_call_targets): New variable.
2877 (make_speculative): Add param for setting speculative_id.
2878 (cgraph_edge::num_speculative_call_targets_p): New declare.
2879 (target_prob): New variable.
2880 (speculative_id): New variable.
2881 * ipa-fnsummary.c (analyze_function_body): Create and duplicate
2882 call summaries for multiple speculative call targets.
2883 * cgraphclones.c (cgraph_node::create_clone): Clone speculative_id.
2884 * ipa-profile.c (struct speculative_call_target): New struct.
2885 (class speculative_call_summary): New class.
2886 (class speculative_call_summaries): New class.
2887 (call_sums): New variable.
2888 (ipa_profile_generate_summary): Generate indirect multiple targets summaries.
2889 (ipa_profile_write_edge_summary): New function.
2890 (ipa_profile_write_summary): Stream out indirect multiple targets summaries.
2891 (ipa_profile_dump_all_summaries): New function.
2892 (ipa_profile_read_edge_summary): New function.
2893 (ipa_profile_read_summary_section): New function.
2894 (ipa_profile_read_summary): Stream in indirect multiple targets summaries.
2895 (ipa_profile): Generate num_speculative_call_targets from
2897 * ipa-ref.h (speculative_id): New variable.
2898 * ipa-utils.c (ipa_merge_profiles): Update with target_prob.
2899 * lto-cgraph.c (lto_output_edge): Remove indirect common_target_id and
2900 common_target_probability. Stream out speculative_id and
2901 num_speculative_call_targets.
2902 (input_edge): Likewise.
2903 * predict.c (dump_prediction): Remove edges count assert to be
2905 * symtab.c (symtab_node::create_reference): Init speculative_id.
2906 (symtab_node::clone_references): Clone speculative_id.
2907 (symtab_node::clone_referring): Clone speculative_id.
2908 (symtab_node::clone_reference): Clone speculative_id.
2909 (symtab_node::clear_stmts_in_references): Clear speculative_id.
2910 * tree-inline.c (copy_bb): Duplicate all the speculative edges
2911 if indirect call contains multiple speculative targets.
2912 * value-prof.h (check_ic_target): Remove.
2913 * value-prof.c (gimple_value_profile_transformations):
2914 Use void function gimple_ic_transform.
2915 * value-prof.c (gimple_ic_transform): Handle topn case.
2916 Fix comment typos. Change it to a void function.
2918 2020-01-13 Andrew Pinski <apinski@marvell.com>
2920 * config/aarch64/aarch64-cores.def (octeontx2): New define.
2921 (octeontx2t98): New define.
2922 (octeontx2t96): New define.
2923 (octeontx2t93): New define.
2924 (octeontx2f95): New define.
2925 (octeontx2f95n): New define.
2926 (octeontx2f95mm): New define.
2927 * config/aarch64/aarch64-tune.md: Regenerate.
2928 * doc/invoke.texi (-mcpu=): Document the new cpu types.
2930 2020-01-13 Jason Merrill <jason@redhat.com>
2932 PR c++/33799 - destroy return value if local cleanup throws.
2933 * gimplify.c (gimplify_return_expr): Handle COMPOUND_EXPR.
2935 2020-01-13 Martin Liska <mliska@suse.cz>
2937 * ipa-cp.c (get_max_overall_size): Use newly
2938 renamed param param_ipa_cp_unit_growth.
2939 * params.opt: Remove legacy param name.
2941 2020-01-13 Martin Sebor <msebor@redhat.com>
2943 PR tree-optimization/93213
2944 * tree-ssa-strlen.c (handle_store): Only allow single-byte nul-over-nul
2945 stores to be eliminated.
2947 2020-01-13 Martin Liska <mliska@suse.cz>
2949 * opts.c (print_help): Do not print CL_PARAM
2950 and CL_WARNING for CL_OPTIMIZATION.
2952 2020-01-13 Jonathan Wakely <jwakely@redhat.com>
2955 * doc/invoke.texi (Warning Options): Add caveat about some warnings
2956 depending on optimization settings.
2958 2020-01-13 Jakub Jelinek <jakub@redhat.com>
2960 PR tree-optimization/90838
2961 * tree-ssa-forwprop.c (simplify_count_trailing_zeroes): Use
2962 SCALAR_INT_TYPE_MODE directly in CTZ_DEFINED_VALUE_AT_ZERO macro
2963 argument rather than to initialize temporary for targets that
2964 don't use the mode argument at all. Initialize ctzval to avoid
2967 2020-01-10 Thomas Schwinge <thomas@codesourcery.com>
2969 * tree.h (OMP_CLAUSE_USE_DEVICE_PTR_IF_PRESENT): New definition.
2970 * tree-core.h: Document it.
2971 * gimplify.c (gimplify_omp_workshare): Set it.
2972 * omp-low.c (lower_omp_target): Use it.
2973 * tree-pretty-print.c (dump_omp_clause): Print it.
2975 * omp-low.c (lower_omp_target) <OMP_CLAUSE_USE_DEVICE_PTR etc.>:
2976 Assert that for OpenACC we always have 'GOMP_MAP_USE_DEVICE_PTR'.
2978 2020-01-10 David Malcolm <dmalcolm@redhat.com>
2980 * Makefile.in (OBJS): Add tree-diagnostic-path.o.
2981 * common.opt (fdiagnostics-path-format=): New option.
2982 (diagnostic_path_format): New enum.
2983 (fdiagnostics-show-path-depths): New option.
2984 * coretypes.h (diagnostic_event_id_t): New forward decl.
2985 * diagnostic-color.c (color_dict): Add "path".
2986 * diagnostic-event-id.h: New file.
2987 * diagnostic-format-json.cc (json_from_expanded_location): Make
2989 (json_end_diagnostic): Call context->make_json_for_path if it
2990 exists and the diagnostic has a path.
2991 (diagnostic_output_format_init): Clear context->print_path.
2992 * diagnostic-path.h: New file.
2993 * diagnostic-show-locus.c (colorizer::set_range): Special-case
2994 when printing a run of events in a diagnostic_path so that they
2995 all get the same color.
2996 (layout::m_diagnostic_path_p): New field.
2997 (layout::layout): Initialize it.
2998 (layout::print_any_labels): Don't colorize the label text for an
2999 event in a diagnostic_path.
3000 (gcc_rich_location::add_location_if_nearby): Add
3001 "restrict_to_current_line_spans" and "label" params. Pass the
3002 former to layout.maybe_add_location_range; pass the latter
3003 when calling add_range.
3004 * diagnostic.c: Include "diagnostic-path.h".
3005 (diagnostic_initialize): Initialize context->path_format and
3006 context->show_path_depths.
3007 (diagnostic_show_any_path): New function.
3008 (diagnostic_path::interprocedural_p): New function.
3009 (diagnostic_report_diagnostic): Call diagnostic_show_any_path.
3010 (simple_diagnostic_path::num_events): New function.
3011 (simple_diagnostic_path::get_event): New function.
3012 (simple_diagnostic_path::add_event): New function.
3013 (simple_diagnostic_event::simple_diagnostic_event): New ctor.
3014 (simple_diagnostic_event::~simple_diagnostic_event): New dtor.
3015 (debug): New overload taking a diagnostic_path *.
3016 * diagnostic.def (DK_DIAGNOSTIC_PATH): New.
3017 * diagnostic.h (enum diagnostic_path_format): New enum.
3018 (json::value): New forward decl.
3019 (diagnostic_context::path_format): New field.
3020 (diagnostic_context::show_path_depths): New field.
3021 (diagnostic_context::print_path): New callback field.
3022 (diagnostic_context::make_json_for_path): New callback field.
3023 (diagnostic_show_any_path): New decl.
3024 (json_from_expanded_location): New decl.
3025 * doc/invoke.texi (-fdiagnostics-path-format=): New option.
3026 (-fdiagnostics-show-path-depths): New option.
3027 (-fdiagnostics-color): Add "path" to description of default
3028 GCC_COLORS; describe it.
3029 (-fdiagnostics-format=json): Document how diagnostic paths are
3030 represented in the JSON output format.
3031 * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
3032 Add optional params "restrict_to_current_line_spans" and "label".
3033 * opts.c (common_handle_option): Handle
3034 OPT_fdiagnostics_path_format_ and
3035 OPT_fdiagnostics_show_path_depths.
3036 * pretty-print.c: Include "diagnostic-event-id.h".
3037 (pp_format): Implement "%@" format code for printing
3038 diagnostic_event_id_t *.
3039 (selftest::test_pp_format): Add tests for "%@".
3040 * selftest-run-tests.c (selftest::run_tests): Call
3041 selftest::tree_diagnostic_path_cc_tests.
3042 * selftest.h (selftest::tree_diagnostic_path_cc_tests): New decl.
3043 * toplev.c (general_init): Initialize global_dc->path_format and
3044 global_dc->show_path_depths.
3045 * tree-diagnostic-path.cc: New file.
3046 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Make
3047 non-static. Drop "diagnostic" param in favor of storing the
3048 original value of "where" and re-using it.
3049 (virt_loc_aware_diagnostic_finalizer): Update for dropped param of
3050 maybe_unwind_expanded_macro_loc.
3051 (tree_diagnostics_defaults): Initialize context->print_path and
3052 context->make_json_for_path.
3053 * tree-diagnostic.h (default_tree_diagnostic_path_printer): New
3055 (default_tree_make_json_for_path): New decl.
3056 (maybe_unwind_expanded_macro_loc): New decl.
3058 2020-01-10 Jakub Jelinek <jakub@redhat.com>
3060 PR tree-optimization/93210
3061 * fold-const.h (native_encode_initializer,
3062 can_native_interpret_type_p): Declare.
3063 * fold-const.c (native_encode_string): Fix up handling with off != -1,
3065 (native_encode_initializer): New function, moved from dwarf2out.c.
3066 Adjust to native_encode_expr compatible arguments, including dry-run
3067 and partial extraction modes. Don't handle STRING_CST.
3068 (can_native_interpret_type_p): No longer static.
3069 * gimple-fold.c (fold_ctor_reference): For native_encode_expr, verify
3070 offset / BITS_PER_UNIT fits into int and don't call it if
3071 can_native_interpret_type_p fails. If suboff is NULL and for
3072 CONSTRUCTOR fold_{,non}array_ctor_reference returns NULL, retry with
3073 native_encode_initializer.
3074 (fold_const_aggregate_ref_1): Formatting fix.
3075 * dwarf2out.c (native_encode_initializer): Moved to fold-const.c.
3076 (tree_add_const_value_attribute): Adjust caller.
3078 PR tree-optimization/90838
3079 * tree-ssa-forwprop.c (simplify_count_trailing_zeroes): Use
3080 SCALAR_INT_TYPE_MODE instead of TYPE_MODE as operand of
3081 CTZ_DEFINED_VALUE_AT_ZERO.
3083 2020-01-10 Vladimir Makarov <vmakarov@redhat.com>
3086 * lra-constraints.c (match_reload): Permit input operands have the
3087 same mode as output while other input operands have a different
3090 2020-01-10 Wilco Dijkstra <wdijkstr@arm.com>
3092 PR tree-optimization/90838
3093 * tree-ssa-forwprop.c (check_ctz_array): Add new function.
3094 (check_ctz_string): Likewise.
3095 (optimize_count_trailing_zeroes): Likewise.
3096 (simplify_count_trailing_zeroes): Likewise.
3097 (pass_forwprop::execute): Try ctz simplification.
3098 * match.pd: Add matching for ctz idioms.
3100 2020-01-10 Stam Markianos-Wright <stam.markianos-wright@arm.com>
3102 * config/aarch64/aarch64.c (aarch64_invalid_conversion): New function
3104 (aarch64_invalid_unary_op): New function for target hook.
3105 (aarch64_invalid_binary_op): New function for target hook.
3107 2020-01-10 Stam Markianos-Wright <stam.markianos-wright@arm.com>
3109 * config.gcc: Add arm_bf16.h.
3110 * config/aarch64/aarch64-builtins.c
3111 (aarch64_simd_builtin_std_type): Add BFmode.
3112 (aarch64_init_simd_builtin_types): Define element types for vector
3114 (aarch64_init_bf16_types): New function.
3115 (aarch64_general_init_builtins): Add arm_init_bf16_types function call.
3116 * config/aarch64/aarch64-modes.def: Add BFmode and V4BF, V8BF vector
3118 * config/aarch64/aarch64-simd-builtin-types.def: Add BF SIMD types.
3119 * config/aarch64/aarch64-simd.md: Add BF vector types to NEON move
3121 * config/aarch64/aarch64.h (AARCH64_VALID_SIMD_DREG_MODE): Add V4BF.
3122 (AARCH64_VALID_SIMD_QREG_MODE): Add V8BF.
3123 * config/aarch64/aarch64.c
3124 (aarch64_classify_vector_mode): Add support for BF types.
3125 (aarch64_gimplify_va_arg_expr): Add support for BF types.
3126 (aarch64_vq_mode): Add support for BF types.
3127 (aarch64_simd_container_mode): Add support for BF types.
3128 (aarch64_mangle_type): Add support for BF scalar type.
3129 * config/aarch64/aarch64.md: Add BFmode to movhf pattern.
3130 * config/aarch64/arm_bf16.h: New file.
3131 * config/aarch64/arm_neon.h: Add arm_bf16.h and Bfloat vector types.
3132 * config/aarch64/iterators.md: Add BF types to mode attributes.
3133 (HFBF, GPF_TF_F16_MOV, VDMOV, VQMOV, VQMOV_NO2Em VALL_F16MOV): New.
3135 2020-01-10 Jason Merrill <jason@redhat.com>
3137 PR c++/93173 - incorrect tree sharing.
3138 * gimplify.c (copy_if_shared): No longer static.
3139 * gimplify.h: Declare it.
3141 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3143 * doc/invoke.texi (-msve-vector-bits=): Document that
3144 -msve-vector-bits=128 now generates VL-specific code for
3145 little-endian targets.
3146 * config/aarch64/aarch64-sve-builtins.cc (register_builtin_types): Use
3147 build_vector_type_for_mode to construct the data vector types.
3148 * config/aarch64/aarch64.c (aarch64_convert_sve_vector_bits): Generate
3149 VL-specific code for -msve-vector-bits=128 on little-endian targets.
3150 (aarch64_simd_container_mode): Always prefer Advanced SIMD modes
3151 for 128-bit vectors.
3153 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3155 * config/aarch64/aarch64.c (aarch64_evpc_sel): Fix gen_vcond_mask
3158 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3160 * config/aarch64/aarch64-builtins.c
3161 (aarch64_builtin_vectorized_function): Check for specific vector modes,
3162 rather than checking the number of elements and the element mode.
3164 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3166 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
3167 get_related_vectype_for_scalar_type rather than build_vector_type
3168 to create the index type for a conditional reduction.
3170 2020-01-10 Richard Sandiford <richard.sandiford@arm.com>
3172 * tree-vect-loop.c (update_epilogue_loop_vinfo): Update DR_REF
3173 for any type of gather or scatter, including strided accesses.
3175 2020-01-10 Andre Vieira <andre.simoesdiasvieira@arm.com>
3177 * tree-vectorizer.h (get_dr_vinfo_offset): Add missing function
3180 2020-01-10 Andre Vieira <andre.simoesdiasvieira@arm.com>
3182 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Use
3184 * tree-vect-loop.c (update_epilogue_loop_vinfo): Remove orig_drs_init
3185 parameter and its use to reset DR_OFFSET's.
3186 (vect_transform_loop): Remove orig_drs_init argument.
3187 * tree-vect-loop-manip.c (vect_update_init_of_dr): Update the offset
3188 member of dr_vec_info rather than the offset of the associated
3189 data_reference's innermost_loop_behavior.
3190 (vect_update_init_of_dr): Pass dr_vec_info instead of data_reference.
3191 (vect_do_peeling): Remove orig_drs_init parameter and its construction.
3192 * tree-vect-stmts.c (check_scan_store): Replace use of DR_OFFSET with
3193 get_dr_vinfo_offset.
3194 (vectorizable_store): Likewise.
3195 (vectorizable_load): Likewise.
3197 2020-01-10 Richard Biener <rguenther@suse.de>
3199 * gimple-ssa-store-merging
3200 (pass_store_merging::terminate_all_aliasing_chains): Cache alias info.
3202 2020-01-10 Martin Liska <mliska@suse.cz>
3205 * ipa-inline-analysis.c (offline_size): Make proper parenthesis
3206 encapsulation that was there before r280040.
3208 2020-01-10 Richard Biener <rguenther@suse.de>
3211 * tree-eh.c (sink_clobbers): Move clobbers to out-of-IL
3212 sequences to avoid walking them again for secondary opportunities.
3213 (pass_lower_eh_dispatch::execute): Instead actually insert
3216 2020-01-10 Richard Biener <rguenther@suse.de>
3219 * tree-eh.c (redirect_eh_edge_1): Avoid some work if possible.
3220 (cleanup_all_empty_eh): Walk landing pads in reverse order to
3221 avoid quadraticness.
3223 2020-01-10 Martin Jambor <mjambor@suse.cz>
3225 * params.opt (param_ipa_sra_max_replacements): Mark as Optimization.
3226 * ipa-sra.c (pull_accesses_from_callee): New parameter caller, use it
3227 to get param_ipa_sra_max_replacements.
3228 (param_splitting_across_edge): Pass the caller to
3229 pull_accesses_from_callee.
3231 2020-01-10 Martin Jambor <mjambor@suse.cz>
3233 * params.opt (param_ipcp_unit_growth): Mark as Optimization.
3234 * ipa-cp.c (max_new_size): Removed.
3235 (orig_overall_size): New variable.
3236 (get_max_overall_size): New function.
3237 (estimate_local_effects): Use it. Adjust dump.
3238 (decide_about_value): Likewise.
3239 (ipcp_propagate_stage): Do not calculate max_new_size, just store
3240 orig_overall_size. Adjust dump.
3241 (ipa_cp_c_finalize): Clear orig_overall_size instead of max_new_size.
3243 2020-01-10 Martin Jambor <mjambor@suse.cz>
3245 * params.opt (param_ipa_max_agg_items): Mark as Optimization
3246 * ipa-cp.c (merge_agg_lats_step): New parameter max_agg_items, use
3247 instead of param_ipa_max_agg_items.
3248 (merge_aggregate_lattices): Extract param_ipa_max_agg_items from
3249 optimization info for the callee.
3251 2020-01-09 Kwok Cheung Yeung <kcy@codesourcery.com>
3253 * lto-streamer-in.c (input_function): Remove streamed-in inline debug
3254 markers if debug_inline_points is false.
3256 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3258 * config.gcc (aarch64*-*-*): Add aarch64-sve-builtins-sve2.o to
3260 * config/aarch64/t-aarch64 (aarch64-sve-builtins.o): Depend on
3261 aarch64-sve-builtins-base.def, aarch64-sve-builtins-sve2.def and
3262 aarch64-sve-builtins-sve2.h.
3263 (aarch64-sve-builtins-sve2.o): New rule.
3264 * config/aarch64/aarch64.h (AARCH64_ISA_SVE2_AES): New macro.
3265 (AARCH64_ISA_SVE2_BITPERM, AARCH64_ISA_SVE2_SHA3): Likewise.
3266 (AARCH64_ISA_SVE2_SM4, TARGET_SVE2_AES, TARGET_SVE2_BITPERM): Likewise.
3267 (TARGET_SVE2_SHA, TARGET_SVE2_SM4): Likewise.
3268 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Handle
3269 TARGET_SVE2_AES, TARGET_SVE2_BITPERM, TARGET_SVE2_SHA3 and
3271 * config/aarch64/aarch64-sve.md: Update comments with SVE2
3272 instructions that are handled here.
3273 (@cond_asrd<mode>): Generalize to...
3274 (@cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>): ...this.
3275 (*cond_asrd<mode>_2): Generalize to...
3276 (*cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>_2): ...this.
3277 (*cond_asrd<mode>_z): Generalize to...
3278 (*cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>_z): ...this.
3279 * config/aarch64/aarch64.md (UNSPEC_LDNT1_GATHER): New unspec.
3280 (UNSPEC_STNT1_SCATTER, UNSPEC_WHILEGE, UNSPEC_WHILEGT): Likewise.
3281 (UNSPEC_WHILEHI, UNSPEC_WHILEHS): Likewise.
3282 * config/aarch64/aarch64-sve2.md (@aarch64_gather_ldnt<mode>): New
3284 (@aarch64_gather_ldnt_<ANY_EXTEND:optab><SVE_FULL_SDI:mode><SVE_PARTIAL_I:mode>)
3285 (@aarch64_scatter_stnt<mode>): Likewise.
3286 (@aarch64_scatter_stnt_<SVE_FULL_SDI:mode><SVE_PARTIAL_I:mode>)
3287 (@aarch64_mul_lane_<mode>): Likewise.
3288 (@aarch64_sve_suqadd<mode>_const): Likewise.
3289 (*<sur>h<addsub><mode>): Generalize to...
3290 (@aarch64_pred_<SVE2_COND_INT_BINARY_REV:sve_int_op><mode>): ...this
3292 (@cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>): New expander.
3293 (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_2): New pattern.
3294 (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_3): Likewise.
3295 (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_any): Likewise.
3296 (*cond_<SVE2_COND_INT_BINARY_NOREV:sve_int_op><mode>_z): Likewise.
3297 (@aarch64_sve_<SVE2_INT_BINARY:sve_int_op><mode>):: Likewise.
3298 (@aarch64_sve_<SVE2_INT_BINARY:sve_int_op>_lane_<mode>): Likewise.
3299 (@aarch64_pred_<SVE2_COND_INT_SHIFT:sve_int_op><mode>): Likewise.
3300 (@cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>): New expander.
3301 (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_2): New pattern.
3302 (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_3): Likewise.
3303 (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_any): Likewise.
3304 (@aarch64_sve_<SVE2_INT_TERNARY:sve_int_op><mode>): Likewise.
3305 (@aarch64_sve_<SVE2_INT_TERNARY_LANE:sve_int_op>_lane_<mode>)
3306 (@aarch64_sve_add_mul_lane_<mode>): Likewise.
3307 (@aarch64_sve_sub_mul_lane_<mode>): Likewise.
3308 (@aarch64_sve2_xar<mode>): Likewise.
3309 (@aarch64_sve2_bcax<mode>): Likewise.
3310 (*aarch64_sve2_eor3<mode>): Rename to...
3311 (@aarch64_sve2_eor3<mode>): ...this.
3312 (@aarch64_sve2_bsl<mode>): New expander.
3313 (@aarch64_sve2_nbsl<mode>): Likewise.
3314 (@aarch64_sve2_bsl1n<mode>): Likewise.
3315 (@aarch64_sve2_bsl2n<mode>): Likewise.
3316 (@aarch64_sve_add_<SHIFTRT:sve_int_op><mode>): Likewise.
3317 (*aarch64_sve2_sra<mode>): Add MOVPRFX support.
3318 (@aarch64_sve_add_<VRSHR_N:sve_int_op><mode>): New pattern.
3319 (@aarch64_sve_<SVE2_INT_SHIFT_INSERT:sve_int_op><mode>): Likewise.
3320 (@aarch64_sve2_<USMAX:su>aba<mode>): New expander.
3321 (*aarch64_sve2_<USMAX:su>aba<mode>): New pattern.
3322 (@aarch64_sve_<SVE2_INT_BINARY_WIDE:sve_int_op><mode>): Likewise.
3323 (<su>mull<bt><Vwide>): Generalize to...
3324 (@aarch64_sve_<SVE2_INT_BINARY_LONG:sve_int_op><mode>): ...this new
3326 (@aarch64_sve_<SVE2_INT_BINARY_LONG_lANE:sve_int_op>_lane_<mode>)
3327 (@aarch64_sve_<SVE2_INT_SHIFT_IMM_LONG:sve_int_op><mode>)
3328 (@aarch64_sve_add_<SVE2_INT_ADD_BINARY_LONG:sve_int_op><mode>)
3329 (@aarch64_sve_add_<SVE2_INT_ADD_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
3330 (@aarch64_sve_qadd_<SVE2_INT_QADD_BINARY_LONG:sve_int_op><mode>)
3331 (@aarch64_sve_qadd_<SVE2_INT_QADD_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
3332 (@aarch64_sve_sub_<SVE2_INT_SUB_BINARY_LONG:sve_int_op><mode>)
3333 (@aarch64_sve_sub_<SVE2_INT_SUB_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
3334 (@aarch64_sve_qsub_<SVE2_INT_QSUB_BINARY_LONG:sve_int_op><mode>)
3335 (@aarch64_sve_qsub_<SVE2_INT_QSUB_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
3336 (@aarch64_sve_<SVE2_FP_TERNARY_LONG:sve_fp_op><mode>): New patterns.
3337 (@aarch64_<SVE2_FP_TERNARY_LONG_LANE:sve_fp_op>_lane_<mode>)
3338 (@aarch64_sve_<SVE2_INT_UNARY_NARROWB:sve_int_op><mode>): Likewise.
3339 (@aarch64_sve_<SVE2_INT_UNARY_NARROWT:sve_int_op><mode>): Likewise.
3340 (@aarch64_sve_<SVE2_INT_BINARY_NARROWB:sve_int_op><mode>): Likewise.
3341 (@aarch64_sve_<SVE2_INT_BINARY_NARROWT:sve_int_op><mode>): Likewise.
3342 (<SHRNB:r>shrnb<mode>): Generalize to...
3343 (@aarch64_sve_<SVE2_INT_SHIFT_IMM_NARROWB:sve_int_op><mode>): ...this
3345 (<SHRNT:r>shrnt<mode>): Generalize to...
3346 (@aarch64_sve_<SVE2_INT_SHIFT_IMM_NARROWT:sve_int_op><mode>): ...this
3348 (@aarch64_pred_<SVE2_INT_BINARY_PAIR:sve_int_op><mode>): New pattern.
3349 (@aarch64_pred_<SVE2_FP_BINARY_PAIR:sve_fp_op><mode>): Likewise.
3350 (@cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>): New expander.
3351 (*cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>_2): New pattern.
3352 (*cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>_z): Likewise.
3353 (@aarch64_sve_<SVE2_INT_CADD:optab><mode>): Likewise.
3354 (@aarch64_sve_<SVE2_INT_CMLA:optab><mode>): Likewise.
3355 (@aarch64_<SVE2_INT_CMLA:optab>_lane_<mode>): Likewise.
3356 (@aarch64_sve_<SVE2_INT_CDOT:optab><mode>): Likewise.
3357 (@aarch64_<SVE2_INT_CDOT:optab>_lane_<mode>): Likewise.
3358 (@aarch64_pred_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): Likewise.
3359 (@cond_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): New expander.
3360 (*cond_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): New pattern.
3361 (@aarch64_sve2_cvtnt<mode>): Likewise.
3362 (@aarch64_pred_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>): Likewise.
3363 (@cond_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>): New expander.
3364 (*cond_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>_any): New pattern.
3365 (@aarch64_sve2_cvtxnt<mode>): Likewise.
3366 (@aarch64_pred_<SVE2_U32_UNARY:sve_int_op><mode>): Likewise.
3367 (@cond_<SVE2_U32_UNARY:sve_int_op><mode>): New expander.
3368 (*cond_<SVE2_U32_UNARY:sve_int_op><mode>): New pattern.
3369 (@aarch64_pred_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): Likewise.
3370 (@cond_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): New expander.
3371 (*cond_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): New pattern.
3372 (@aarch64_sve2_pmul<mode>): Likewise.
3373 (@aarch64_sve_<SVE2_PMULL:optab><mode>): Likewise.
3374 (@aarch64_sve_<SVE2_PMULL_PAIR:optab><mode>): Likewise.
3375 (@aarch64_sve2_tbl2<mode>): Likewise.
3376 (@aarch64_sve2_tbx<mode>): Likewise.
3377 (@aarch64_sve_<SVE2_INT_BITPERM:sve_int_op><mode>): Likewise.
3378 (@aarch64_sve2_histcnt<mode>): Likewise.
3379 (@aarch64_sve2_histseg<mode>): Likewise.
3380 (@aarch64_pred_<SVE2_MATCH:sve_int_op><mode>): Likewise.
3381 (*aarch64_pred_<SVE2_MATCH:sve_int_op><mode>_cc): Likewise.
3382 (*aarch64_pred_<SVE2_MATCH:sve_int_op><mode>_ptest): Likewise.
3383 (aarch64_sve2_aes<CRYPTO_AES:aes_op>): Likewise.
3384 (aarch64_sve2_aes<CRYPTO_AESMC:aesmc_op>): Likewise.
3385 (*aarch64_sve2_aese_fused, *aarch64_sve2_aesd_fused): Likewise.
3386 (aarch64_sve2_rax1, aarch64_sve2_sm4e, aarch64_sve2_sm4ekey): Likewise.
3387 (<su>mulh<r>s<mode>3): Update after above pattern name changes.
3388 * config/aarch64/iterators.md (VNx16QI_ONLY, VNx4SF_ONLY)
3389 (SVE_STRUCT2, SVE_FULL_BHI, SVE_FULL_HSI, SVE_FULL_HDI)
3390 (SVE2_PMULL_PAIR_I): New mode iterators.
3391 (UNSPEC_ADCLB, UNSPEC_ADCLT, UNSPEC_ADDHNB, UNSPEC_ADDHNT, UNSPEC_BDEP)
3392 (UNSPEC_BEXT, UNSPEC_BGRP, UNSPEC_CADD90, UNSPEC_CADD270, UNSPEC_CDOT)
3393 (UNSPEC_CDOT90, UNSPEC_CDOT180, UNSPEC_CDOT270, UNSPEC_CMLA)
3394 (UNSPEC_CMLA90, UNSPEC_CMLA180, UNSPEC_CMLA270, UNSPEC_COND_FCVTLT)
3395 (UNSPEC_COND_FCVTNT, UNSPEC_COND_FCVTX, UNSPEC_COND_FCVTXNT)
3396 (UNSPEC_COND_FLOGB, UNSPEC_EORBT, UNSPEC_EORTB, UNSPEC_FADDP)
3397 (UNSPEC_FMAXP, UNSPEC_FMAXNMP, UNSPEC_FMLALB, UNSPEC_FMLALT)
3398 (UNSPEC_FMLSLB, UNSPEC_FMLSLT, UNSPEC_FMINP, UNSPEC_FMINNMP)
3399 (UNSPEC_HISTCNT, UNSPEC_HISTSEG, UNSPEC_MATCH, UNSPEC_NMATCH)
3400 (UNSPEC_PMULLB, UNSPEC_PMULLB_PAIR, UNSPEC_PMULLT, UNSPEC_PMULLT_PAIR)
3401 (UNSPEC_RADDHNB, UNSPEC_RADDHNT, UNSPEC_RSUBHNB, UNSPEC_RSUBHNT)
3402 (UNSPEC_SLI, UNSPEC_SRI, UNSPEC_SABDLB, UNSPEC_SABDLT, UNSPEC_SADDLB)
3403 (UNSPEC_SADDLBT, UNSPEC_SADDLT, UNSPEC_SADDWB, UNSPEC_SADDWT)
3404 (UNSPEC_SBCLB, UNSPEC_SBCLT, UNSPEC_SMAXP, UNSPEC_SMINP)
3405 (UNSPEC_SQCADD90, UNSPEC_SQCADD270, UNSPEC_SQDMULLB, UNSPEC_SQDMULLBT)
3406 (UNSPEC_SQDMULLT, UNSPEC_SQRDCMLAH, UNSPEC_SQRDCMLAH90)
3407 (UNSPEC_SQRDCMLAH180, UNSPEC_SQRDCMLAH270, UNSPEC_SQRSHRNB)
3408 (UNSPEC_SQRSHRNT, UNSPEC_SQRSHRUNB, UNSPEC_SQRSHRUNT, UNSPEC_SQSHRNB)
3409 (UNSPEC_SQSHRNT, UNSPEC_SQSHRUNB, UNSPEC_SQSHRUNT, UNSPEC_SQXTNB)
3410 (UNSPEC_SQXTNT, UNSPEC_SQXTUNB, UNSPEC_SQXTUNT, UNSPEC_SSHLLB)
3411 (UNSPEC_SSHLLT, UNSPEC_SSUBLB, UNSPEC_SSUBLBT, UNSPEC_SSUBLT)
3412 (UNSPEC_SSUBLTB, UNSPEC_SSUBWB, UNSPEC_SSUBWT, UNSPEC_SUBHNB)
3413 (UNSPEC_SUBHNT, UNSPEC_TBL2, UNSPEC_UABDLB, UNSPEC_UABDLT)
3414 (UNSPEC_UADDLB, UNSPEC_UADDLT, UNSPEC_UADDWB, UNSPEC_UADDWT)
3415 (UNSPEC_UMAXP, UNSPEC_UMINP, UNSPEC_UQRSHRNB, UNSPEC_UQRSHRNT)
3416 (UNSPEC_UQSHRNB, UNSPEC_UQSHRNT, UNSPEC_UQXTNB, UNSPEC_UQXTNT)
3417 (UNSPEC_USHLLB, UNSPEC_USHLLT, UNSPEC_USUBLB, UNSPEC_USUBLT)
3418 (UNSPEC_USUBWB, UNSPEC_USUBWT): New unspecs.
3419 (UNSPEC_SMULLB, UNSPEC_SMULLT, UNSPEC_UMULLB, UNSPEC_UMULLT)
3420 (UNSPEC_SMULHS, UNSPEC_SMULHRS, UNSPEC_UMULHS, UNSPEC_UMULHRS)
3421 (UNSPEC_RSHRNB, UNSPEC_RSHRNT, UNSPEC_SHRNB, UNSPEC_SHRNT): Move
3423 (VNARROW, Ventype): New mode attributes.
3424 (Vewtype): Handle VNx2DI. Fix typo in comment.
3425 (VDOUBLE): New mode attribute.
3426 (sve_lane_con): Handle VNx8HI.
3427 (SVE_INT_UNARY): Include ss_abs and ss_neg for TARGET_SVE2.
3428 (SVE_INT_BINARY): Likewise ss_plus, us_plus, ss_minus and us_minus.
3429 (sve_int_op, sve_int_op_rev): Handle the above codes.
3430 (sve_pred_int_rhs2_operand): Likewise.
3431 (MULLBT, SHRNB, SHRNT): Delete.
3432 (SVE_INT_SHIFT_IMM): New int iterator.
3433 (SVE_WHILE): Add UNSPEC_WHILEGE, UNSPEC_WHILEGT, UNSPEC_WHILEHI
3434 and UNSPEC_WHILEHS for TARGET_SVE2.
3435 (SVE2_U32_UNARY, SVE2_INT_UNARY_NARROWB, SVE2_INT_UNARY_NARROWT)
3436 (SVE2_INT_BINARY, SVE2_INT_BINARY_LANE, SVE2_INT_BINARY_LONG)
3437 (SVE2_INT_BINARY_LONG_LANE, SVE2_INT_BINARY_NARROWB)
3438 (SVE2_INT_BINARY_NARROWT, SVE2_INT_BINARY_PAIR, SVE2_FP_BINARY_PAIR)
3439 (SVE2_INT_BINARY_PAIR_LONG, SVE2_INT_BINARY_WIDE): New int iterators.
3440 (SVE2_INT_SHIFT_IMM_LONG, SVE2_INT_SHIFT_IMM_NARROWB): Likewise.
3441 (SVE2_INT_SHIFT_IMM_NARROWT, SVE2_INT_SHIFT_INSERT, SVE2_INT_CADD)
3442 (SVE2_INT_BITPERM, SVE2_INT_TERNARY, SVE2_INT_TERNARY_LANE): Likewise.
3443 (SVE2_FP_TERNARY_LONG, SVE2_FP_TERNARY_LONG_LANE, SVE2_INT_CMLA)
3444 (SVE2_INT_CDOT, SVE2_INT_ADD_BINARY_LONG, SVE2_INT_QADD_BINARY_LONG)
3445 (SVE2_INT_SUB_BINARY_LONG, SVE2_INT_QSUB_BINARY_LONG): Likewise.
3446 (SVE2_INT_ADD_BINARY_LONG_LANE, SVE2_INT_QADD_BINARY_LONG_LANE)
3447 (SVE2_INT_SUB_BINARY_LONG_LANE, SVE2_INT_QSUB_BINARY_LONG_LANE)
3448 (SVE2_COND_INT_UNARY_FP, SVE2_COND_FP_UNARY_LONG): Likewise.
3449 (SVE2_COND_FP_UNARY_NARROWB, SVE2_COND_INT_BINARY): Likewise.
3450 (SVE2_COND_INT_BINARY_NOREV, SVE2_COND_INT_BINARY_REV): Likewise.
3451 (SVE2_COND_INT_SHIFT, SVE2_MATCH, SVE2_PMULL): Likewise.
3452 (optab): Handle the new unspecs.
3453 (su, r): Remove entries for UNSPEC_SHRNB, UNSPEC_SHRNT, UNSPEC_RSHRNB
3455 (lr): Handle the new unspecs.
3457 (cmp_op, while_optab_cmp, sve_int_op): Handle the new unspecs.
3458 (sve_int_op_rev, sve_int_add_op, sve_int_qadd_op, sve_int_sub_op)
3459 (sve_int_qsub_op): New int attributes.
3460 (sve_fp_op, rot): Handle the new unspecs.
3461 * config/aarch64/aarch64-sve-builtins.h
3462 (function_resolver::require_matching_pointer_type): Declare.
3463 (function_resolver::resolve_unary): Add an optional boolean argument.
3464 (function_resolver::finish_opt_n_resolution): Add an optional
3465 type_suffix_index argument.
3466 (gimple_folder::redirect_call): Declare.
3467 (gimple_expander::prepare_gather_address_operands): Add an optional
3469 * config/aarch64/aarch64-sve-builtins.cc: Include
3470 aarch64-sve-builtins-sve2.h.
3471 (TYPES_b_unsigned, TYPES_b_integer, TYPES_bh_integer): New macros.
3472 (TYPES_bs_unsigned, TYPES_hs_signed, TYPES_hs_integer): Likewise.
3473 (TYPES_hd_unsigned, TYPES_hsd_signed): Likewise.
3474 (TYPES_hsd_integer): Use TYPES_hsd_signed.
3475 (TYPES_s_float_hsd_integer, TYPES_s_float_sd_integer): New macros.
3476 (TYPES_s_unsigned): Likewise.
3477 (TYPES_s_integer): Use TYPES_s_unsigned.
3478 (TYPES_sd_signed, TYPES_sd_unsigned): New macros.
3479 (TYPES_sd_integer): Use them.
3480 (TYPES_d_unsigned): New macro.
3481 (TYPES_d_integer): Use it.
3482 (TYPES_d_data, TYPES_cvt_long, TYPES_cvt_narrow_s): New macros.
3483 (TYPES_cvt_narrow): Likewise.
3484 (DEF_SVE_TYPES_ARRAY): Include the new types macros above.
3485 (preds_mx): New variable.
3486 (function_builder::add_overloaded_function): Allow the new feature
3487 set to be more restrictive than the original one.
3488 (function_resolver::infer_pointer_type): Remove qualifiers from
3489 the pointer type before printing it.
3490 (function_resolver::require_matching_pointer_type): New function.
3491 (function_resolver::resolve_sv_displacement): Handle functions
3492 that don't support 32-bit vector indices or svint32_t vector offsets.
3493 (function_resolver::finish_opt_n_resolution): Take the inferred type
3494 as a separate argument.
3495 (function_resolver::resolve_unary): Optionally treat all forms in
3496 the same way as normal merging functions.
3497 (gimple_folder::redirect_call): New function.
3498 (function_expander::prepare_gather_address_operands): Add an argument
3499 that says whether scaled forms are available. If they aren't,
3500 handle scaling of vector indices and don't add the extension and
3502 (function_expander::map_to_unspecs): If aarch64_sve isn't available,
3503 fall back to using cond_* instead.
3504 * config/aarch64/aarch64-sve-builtins-functions.h (rtx_code_function):
3505 Split out the member variables into...
3506 (rtx_code_function_base): ...this new base class.
3507 (rtx_code_function_rotated): Inherit rtx_code_function_base.
3508 (unspec_based_function): Split out the member variables into...
3509 (unspec_based_function_base): ...this new base class.
3510 (unspec_based_function_rotated): Inherit unspec_based_function_base.
3511 (unspec_based_function_exact_insn): New class.
3512 (unspec_based_add_function, unspec_based_add_lane_function)
3513 (unspec_based_lane_function, unspec_based_pred_function)
3514 (unspec_based_qadd_function, unspec_based_qadd_lane_function)
3515 (unspec_based_qsub_function, unspec_based_qsub_lane_function)
3516 (unspec_based_sub_function, unspec_based_sub_lane_function): New
3518 (unspec_based_fused_function): New class.
3519 (unspec_based_mla_function, unspec_based_mls_function): New typedefs.
3520 (unspec_based_fused_lane_function): New class.
3521 (unspec_based_mla_lane_function, unspec_based_mls_lane_function): New
3523 (CODE_FOR_MODE1): New macro.
3524 (fixed_insn_function): New class.
3525 (while_comparison): Likewise.
3526 * config/aarch64/aarch64-sve-builtins-shapes.h (binary_long_lane)
3527 (binary_long_opt_n, binary_narrowb_opt_n, binary_narrowt_opt_n)
3528 (binary_to_uint, binary_wide, binary_wide_opt_n, compare, compare_ptr)
3529 (load_ext_gather_index_restricted, load_ext_gather_offset_restricted)
3530 (load_gather_sv_restricted, shift_left_imm_long): Declare.
3531 (shift_left_imm_to_uint, shift_right_imm_narrowb): Likewise.
3532 (shift_right_imm_narrowt, shift_right_imm_narrowb_to_uint): Likewise.
3533 (shift_right_imm_narrowt_to_uint, store_scatter_index_restricted)
3534 (store_scatter_offset_restricted, tbl_tuple, ternary_long_lane)
3535 (ternary_long_opt_n, ternary_qq_lane_rotate, ternary_qq_rotate)
3536 (ternary_shift_left_imm, ternary_shift_right_imm, ternary_uint)
3537 (unary_convert_narrowt, unary_long, unary_narrowb, unary_narrowt)
3538 (unary_narrowb_to_uint, unary_narrowt_to_uint, unary_to_int): Likewise.
3539 * config/aarch64/aarch64-sve-builtins-shapes.cc (apply_predication):
3540 Also add an initial argument for unary_convert_narrowt, regardless
3541 of the predication type.
3542 (build_32_64): Allow loads and stores to specify MODE_none.
3543 (build_sv_index64, build_sv_uint_offset): New functions.
3544 (long_type_suffix): New function.
3545 (binary_imm_narrowb_base, binary_imm_narrowt_base): New classes.
3546 (binary_imm_long_base, load_gather_sv_base): Likewise.
3547 (shift_right_imm_narrow_wrapper, ternary_shift_imm_base): Likewise.
3548 (ternary_resize2_opt_n_base, ternary_resize2_lane_base): Likewise.
3549 (unary_narrowb_base, unary_narrowt_base): Likewise.
3550 (binary_long_lane_def, binary_long_lane): New shape.
3551 (binary_long_opt_n_def, binary_long_opt_n): Likewise.
3552 (binary_narrowb_opt_n_def, binary_narrowb_opt_n): Likewise.
3553 (binary_narrowt_opt_n_def, binary_narrowt_opt_n): Likewise.
3554 (binary_to_uint_def, binary_to_uint): Likewise.
3555 (binary_wide_def, binary_wide): Likewise.
3556 (binary_wide_opt_n_def, binary_wide_opt_n): Likewise.
3557 (compare_def, compare): Likewise.
3558 (compare_ptr_def, compare_ptr): Likewise.
3559 (load_ext_gather_index_restricted_def,
3560 load_ext_gather_index_restricted): Likewise.
3561 (load_ext_gather_offset_restricted_def,
3562 load_ext_gather_offset_restricted): Likewise.
3563 (load_gather_sv_def): Inherit from load_gather_sv_base.
3564 (load_gather_sv_restricted_def, load_gather_sv_restricted): New shape.
3565 (shift_left_imm_def, shift_left_imm): Likewise.
3566 (shift_left_imm_long_def, shift_left_imm_long): Likewise.
3567 (shift_left_imm_to_uint_def, shift_left_imm_to_uint): Likewise.
3568 (store_scatter_index_restricted_def,
3569 store_scatter_index_restricted): Likewise.
3570 (store_scatter_offset_restricted_def,
3571 store_scatter_offset_restricted): Likewise.
3572 (tbl_tuple_def, tbl_tuple): Likewise.
3573 (ternary_long_lane_def, ternary_long_lane): Likewise.
3574 (ternary_long_opt_n_def, ternary_long_opt_n): Likewise.
3575 (ternary_qq_lane_def): Inherit from ternary_resize2_lane_base.
3576 (ternary_qq_lane_rotate_def, ternary_qq_lane_rotate): New shape
3577 (ternary_qq_opt_n_def): Inherit from ternary_resize2_opt_n_base.
3578 (ternary_qq_rotate_def, ternary_qq_rotate): New shape.
3579 (ternary_shift_left_imm_def, ternary_shift_left_imm): Likewise.
3580 (ternary_shift_right_imm_def, ternary_shift_right_imm): Likewise.
3581 (ternary_uint_def, ternary_uint): Likewise.
3582 (unary_convert): Fix typo in comment.
3583 (unary_convert_narrowt_def, unary_convert_narrowt): New shape.
3584 (unary_long_def, unary_long): Likewise.
3585 (unary_narrowb_def, unary_narrowb): Likewise.
3586 (unary_narrowt_def, unary_narrowt): Likewise.
3587 (unary_narrowb_to_uint_def, unary_narrowb_to_uint): Likewise.
3588 (unary_narrowt_to_uint_def, unary_narrowt_to_uint): Likewise.
3589 (unary_to_int_def, unary_to_int): Likewise.
3590 * config/aarch64/aarch64-sve-builtins-base.cc (unspec_cmla)
3591 (unspec_fcmla, unspec_cond_fcmla, expand_mla_mls_lane): New functions.
3592 (svasrd_impl): Delete.
3593 (svcadd_impl::expand): Handle integer operations too.
3594 (svcmla_impl::expand, svcmla_lane::expand): Likewise, using the
3595 new functions to derive the unspec numbers.
3596 (svmla_svmls_lane_impl): Replace with...
3597 (svmla_lane_impl, svmls_lane_impl): ...these new classes. Handle
3598 integer operations too.
3599 (svwhile_impl): Rename to...
3600 (svwhilelx_impl): ...this and inherit from while_comparison.
3601 (svasrd): Use unspec_based_function.
3602 (svmla_lane): Use svmla_lane_impl.
3603 (svmls_lane): Use svmls_lane_impl.
3604 (svrecpe, svrsqrte): Handle unsigned integer operations too.
3605 (svwhilele, svwhilelt): Use svwhilelx_impl.
3606 * config/aarch64/aarch64-sve-builtins-sve2.h: New file.
3607 * config/aarch64/aarch64-sve-builtins-sve2.cc: Likewise.
3608 * config/aarch64/aarch64-sve-builtins-sve2.def: Likewise.
3609 * config/aarch64/aarch64-sve-builtins.def: Include
3610 aarch64-sve-builtins-sve2.def.
3612 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3614 * config/aarch64/aarch64-protos.h (aarch64_sve_arith_immediate_p)
3615 (aarch64_sve_sqadd_sqsub_immediate_p): Add a machine_mode argument.
3616 * config/aarch64/aarch64.c (aarch64_sve_arith_immediate_p)
3617 (aarch64_sve_sqadd_sqsub_immediate_p): Likewise. Handle scalar
3618 immediates as well as vector ones.
3619 * config/aarch64/predicates.md (aarch64_sve_arith_immediate)
3620 (aarch64_sve_sub_arith_immediate, aarch64_sve_qadd_immediate)
3621 (aarch64_sve_qsub_immediate): Update calls accordingly.
3623 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3625 * config/aarch64/aarch64-sve2.md: Add banner comments.
3626 (<su>mulh<r>s<mode>3): Move further up file.
3627 (<su>mull<bt><Vwide>, <r>shrnb<mode>, <r>shrnt<mode>)
3628 (*aarch64_sve2_sra<mode>): Move further down file.
3629 * config/aarch64/t-aarch64 (s-check-sve-md): Check aarch64-sve2.md too.
3631 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3633 * config/aarch64/iterators.md (SVE_WHILE): Add UNSPEC_WHILERW
3635 (while_optab_cmp): Handle them.
3636 * config/aarch64/aarch64-sve.md
3637 (*while_<while_optab_cmp><GPI:mode><PRED_ALL:mode>_ptest): Make public
3638 and add a "@" marker.
3639 * config/aarch64/aarch64-sve2.md (check_<raw_war>_ptrs<mode>): Use it
3640 instead of gen_aarch64_sve2_while_ptest.
3641 (@aarch64_sve2_while<cmp_op><GPI:mode><PRED_ALL:mode>_ptest): Delete.
3643 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3645 * config/aarch64/aarch64.md (UNSPEC_WHILE_LE): Rename to...
3646 (UNSPEC_WHILELE): ...this.
3647 (UNSPEC_WHILE_LO): Rename to...
3648 (UNSPEC_WHILELO): ...this.
3649 (UNSPEC_WHILE_LS): Rename to...
3650 (UNSPEC_WHILELS): ...this.
3651 (UNSPEC_WHILE_LT): Rename to...
3652 (UNSPEC_WHILELT): ...this.
3653 * config/aarch64/iterators.md (SVE_WHILE): Update accordingly.
3654 (cmp_op, while_optab_cmp): Likewise.
3655 * config/aarch64/aarch64.c (aarch64_sve_move_pred_via_while): Likewise.
3656 * config/aarch64/aarch64-sve-builtins-base.cc (svwhilele): Likewise.
3657 (svwhilelt): Likewise.
3659 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3661 * config/aarch64/aarch64-sve-builtins-shapes.h (unary_count): Delete.
3662 (unary_to_uint): Define.
3663 * config/aarch64/aarch64-sve-builtins-shapes.cc (unary_count_def)
3664 (unary_count): Rename to...
3665 (unary_to_uint_def, unary_to_uint): ...this.
3666 * config/aarch64/aarch64-sve-builtins-base.def: Update accordingly.
3668 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3670 * config/aarch64/aarch64-sve-builtins-functions.h
3671 (code_for_mode_function): New class.
3672 (CODE_FOR_MODE0, QUIET_CODE_FOR_MODE0): New macros.
3673 * config/aarch64/aarch64-sve-builtins-base.cc (svcompact_impl)
3674 (svext_impl, svmul_lane_impl, svsplice_impl, svtmad_impl): Delete.
3675 (svcompact, svext, svsplice): Use QUIET_CODE_FOR_MODE0.
3676 (svmul_lane, svtmad): Use CODE_FOR_MODE0.
3678 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3680 * config/aarch64/iterators.md (addsub): New code attribute.
3681 * config/aarch64/aarch64-simd.md (aarch64_<su_optab><optab><mode>):
3683 (aarch64_<su_optab>q<addsub><mode>): ...this, making the same change
3684 in the asm string and attributes. Fix indentation.
3685 * config/aarch64/aarch64-sve.md (@aarch64_<su_optab><optab><mode>):
3687 (@aarch64_sve_<optab><mode>): ...this.
3688 * config/aarch64/aarch64-sve-builtins.h
3689 (function_expander::expand_signed_unpred_op): Delete.
3690 * config/aarch64/aarch64-sve-builtins.cc
3691 (function_expander::expand_signed_unpred_op): Likewise.
3692 (function_expander::map_to_rtx_codes): If the optab isn't defined,
3693 try using code_for_aarch64_sve instead.
3694 * config/aarch64/aarch64-sve-builtins-base.cc (svqadd_impl): Delete.
3695 (svqsub_impl): Likewise.
3696 (svqadd, svqsub): Use rtx_code_function instead.
3698 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3700 * config/aarch64/iterators.md (SRHSUB, URHSUB): Delete.
3701 (HADDSUB, sur, addsub): Remove them.
3703 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3705 * tree-nrv.c (pass_return_slot::execute): Handle all internal
3706 functions the same way, rather than singling out those that
3707 aren't mapped directly to optabs.
3709 2020-01-09 Richard Sandiford <richard.sandiford@arm.com>
3711 * target.def (compatible_vector_types_p): New target hook.
3712 * hooks.h (hook_bool_const_tree_const_tree_true): Declare.
3713 * hooks.c (hook_bool_const_tree_const_tree_true): New function.
3714 * doc/tm.texi.in (TARGET_COMPATIBLE_VECTOR_TYPES_P): New hook.
3715 * doc/tm.texi: Regenerate.
3716 * gimple-expr.c: Include target.h.
3717 (useless_type_conversion_p): Use targetm.compatible_vector_types_p.
3718 * config/aarch64/aarch64.c (aarch64_compatible_vector_types_p): New
3720 (TARGET_COMPATIBLE_VECTOR_TYPES_P): Define.
3721 * config/aarch64/aarch64-sve-builtins.cc (gimple_folder::convert_pred):
3722 Use the original predicate if it already has a suitable type.
3724 2020-01-09 Martin Jambor <mjambor@suse.cz>
3726 * cgraph.h (cgraph_edge): Make remove, set_call_stmt, make_direct,
3727 resolve_speculation and redirect_call_stmt_to_callee static. Change
3728 return type of set_call_stmt to cgraph_edge *.
3729 * auto-profile.c (afdo_indirect_call): Adjust call to
3730 redirect_call_stmt_to_callee.
3731 * cgraph.c (cgraph_edge::set_call_stmt): Make return cgraph-edge *,
3732 make the this pointer explicit, adjust self-recursive calls and the
3733 call top make_direct. Return the resulting edge.
3734 (cgraph_edge::remove): Make this pointer explicit.
3735 (cgraph_edge::resolve_speculation): Likewise, adjust call to remove.
3736 (cgraph_edge::make_direct): Likewise, adjust call to
3737 resolve_speculation.
3738 (cgraph_edge::redirect_call_stmt_to_callee): Likewise, also adjust
3739 call to set_call_stmt.
3740 (cgraph_update_edges_for_call_stmt_node): Update call to
3741 set_call_stmt and remove.
3742 * cgraphclones.c (cgraph_node::set_call_stmt_including_clones):
3743 Renamed edge to master_edge. Adjusted calls to set_call_stmt.
3744 (cgraph_node::create_edge_including_clones): Moved "first" definition
3745 of edge to the block where it was used. Adjusted calls to
3747 (cgraph_node::remove_symbol_and_inline_clones): Adjust call to
3748 cgraph_edge::remove.
3749 * cgraphunit.c (walk_polymorphic_call_targets): Adjusted calls to
3750 make_direct and redirect_call_stmt_to_callee.
3751 * ipa-fnsummary.c (redirect_to_unreachable): Adjust calls to
3752 resolve_speculation and make_direct.
3753 * ipa-inline-transform.c (inline_transform): Adjust call to
3754 redirect_call_stmt_to_callee.
3755 (check_speculations_1):: Adjust call to resolve_speculation.
3756 * ipa-inline.c (resolve_noninline_speculation): Adjust call to
3757 resolve-speculation.
3758 (inline_small_functions): Adjust call to resolve_speculation.
3759 (ipa_inline): Likewise.
3760 * ipa-prop.c (ipa_make_edge_direct_to_target): Adjust call to
3762 * ipa-visibility.c (function_and_variable_visibility): Make iteration
3763 safe with regards to edge removal, adjust calls to
3764 redirect_call_stmt_to_callee.
3765 * ipa.c (walk_polymorphic_call_targets): Adjust calls to make_direct
3766 and redirect_call_stmt_to_callee.
3767 * multiple_target.c (create_dispatcher_calls): Adjust call to
3768 redirect_call_stmt_to_callee
3769 (redirect_to_specific_clone): Likewise.
3770 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
3771 Adjust calls to cgraph_edge::remove.
3772 * tree-inline.c (copy_bb): Adjust call to set_call_stmt.
3773 (redirect_all_calls): Adjust call to redirect_call_stmt_to_callee.
3774 (expand_call_inline): Adjust call to cgraph_edge::remove.
3776 2020-01-09 Martin Liska <mliska@suse.cz>
3778 * params.opt: Set Optimization for
3779 param_max_speculative_devirt_maydefs.
3781 2020-01-09 Martin Sebor <msebor@redhat.com>
3785 * builtins.c (compute_objsize): Avoid handling MEM_REFs of vector type.
3787 2020-01-09 Martin Liska <mliska@suse.cz>
3789 * auto-profile.c (auto_profile): Use opt_for_fn
3791 * ipa-cp.c (ipcp_lattice::add_value): Likewise.
3792 (propagate_vals_across_arith_jfunc): Likewise.
3793 (hint_time_bonus): Likewise.
3794 (incorporate_penalties): Likewise.
3795 (good_cloning_opportunity_p): Likewise.
3796 (perform_estimation_of_a_value): Likewise.
3797 (estimate_local_effects): Likewise.
3798 (ipcp_propagate_stage): Likewise.
3799 * ipa-fnsummary.c (decompose_param_expr): Likewise.
3800 (set_switch_stmt_execution_predicate): Likewise.
3801 (analyze_function_body): Likewise.
3802 * ipa-inline-analysis.c (offline_size): Likewise.
3803 * ipa-inline.c (early_inliner): Likewise.
3804 * ipa-prop.c (ipa_analyze_node): Likewise.
3805 (ipcp_transform_function): Likewise.
3806 * ipa-sra.c (process_scan_results): Likewise.
3807 (ipa_sra_summarize_function): Likewise.
3808 * params.opt: Rename ipcp-unit-growth to
3809 ipa-cp-unit-growth. Add Optimization for various
3810 IPA-related parameters.
3812 2020-01-09 Richard Biener <rguenther@suse.de>
3815 * gimplify.c (gimplify_expr): Deal with NOP definitions.
3817 2020-01-09 Richard Biener <rguenther@suse.de>
3819 PR tree-optimization/93040
3820 * gimple-ssa-store-merging.c (find_bswap_or_nop): Raise search limit.
3822 2020-01-09 Georg-Johann Lay <avr@gjlay.de>
3824 * common/config/avr/avr-common.c (avr_option_optimization_table)
3825 [OPT_LEVELS_1_PLUS]: Set -fsplit-wide-types-early.
3827 2020-01-09 Martin Liska <mliska@suse.cz>
3829 * cgraphclones.c (symbol_table::materialize_all_clones):
3830 Use cgraph_node::dump_name.
3832 2020-01-09 Jakub Jelinek <jakub@redhat.com>
3835 * config/riscv/riscv.c (riscv_print_operand_reloc): Use
3836 output_operand_lossage instead of gcc_unreachable.
3837 * doc/md.texi (riscv f constraint): Fix typo.
3840 * config/i386/i386.md (subv<mode>4): Use SWIDWI iterator instead of
3841 SWI. Use <general_hilo_operand> instead of <general_operand>. Use
3842 CONST_SCALAR_INT_P instead of CONST_INT_P.
3843 (*subv<mode>4_1): Rename to ...
3844 (subv<mode>4_1): ... this.
3845 (*subv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
3846 define_insn_and_split patterns.
3847 (*subv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
3850 2020-01-08 David Malcolm <dmalcolm@redhat.com>
3852 * vec.c (class selftest::count_dtor): New class.
3853 (selftest::test_auto_delete_vec): New test.
3854 (selftest::vec_c_tests): Call it.
3855 * vec.h (class auto_delete_vec): New class template.
3856 (auto_delete_vec<T>::~auto_delete_vec): New dtor.
3858 2020-01-08 David Malcolm <dmalcolm@redhat.com>
3860 * sbitmap.h (auto_sbitmap): Add operator const_sbitmap.
3862 2020-01-08 Jim Wilson <jimw@sifive.com>
3864 * config/riscv/riscv.c (riscv_legitimize_tls_address): Ifdef out
3865 use of TLS_MODEL_LOCAL_EXEC when not pic.
3867 2020-01-08 David Malcolm <dmalcolm@redhat.com>
3869 * hash-map-tests.c (selftest::test_map_of_strings_to_int): Fix
3872 2020-01-08 Jakub Jelinek <jakub@redhat.com>
3875 * config/i386/i386.md (*stack_protect_set_2_<mode> peephole2,
3876 *stack_protect_set_3 peephole2): Also check that the second
3877 insns source is general_operand.
3880 * config/i386/i386.md (addcarry<mode>_0): Use nonimmediate_operand
3881 predicate for output operand instead of register_operand.
3882 (addcarry<mode>, addcarry<mode>_1): Likewise. Add alternative with
3883 memory destination and non-memory operands[2].
3885 2020-01-08 Martin Liska <mliska@suse.cz>
3887 * cgraph.c (cgraph_node::dump): Use ::dump_name or
3888 ::dump_asm_name instead of (::name or ::asm_name).
3889 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
3890 * cgraphunit.c (walk_polymorphic_call_targets): Likewise.
3891 (analyze_functions): Likewise.
3892 (expand_all_functions): Likewise.
3893 * ipa-cp.c (ipcp_cloning_candidate_p): Likewise.
3894 (propagate_bits_across_jump_function): Likewise.
3895 (dump_profile_updates): Likewise.
3896 (ipcp_store_bits_results): Likewise.
3897 (ipcp_store_vr_results): Likewise.
3898 * ipa-devirt.c (dump_targets): Likewise.
3899 * ipa-fnsummary.c (analyze_function_body): Likewise.
3900 * ipa-hsa.c (check_warn_node_versionable): Likewise.
3901 (process_hsa_functions): Likewise.
3902 * ipa-icf.c (sem_item_optimizer::merge_classes): Likewise.
3903 (set_alias_uids): Likewise.
3904 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3905 * ipa-inline.c (recursive_inlining): Likewise.
3906 (inline_to_all_callers_1): Likewise.
3907 (ipa_inline): Likewise.
3908 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
3909 (ipa_propagate_frequency): Likewise.
3910 * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
3911 (remove_described_reference): Likewise.
3912 * ipa-pure-const.c (worse_state): Likewise.
3913 (check_retval_uses): Likewise.
3914 (analyze_function): Likewise.
3915 (propagate_pure_const): Likewise.
3916 (propagate_nothrow): Likewise.
3917 (dump_malloc_lattice): Likewise.
3918 (propagate_malloc): Likewise.
3919 (pass_local_pure_const::execute): Likewise.
3920 * ipa-visibility.c (optimize_weakref): Likewise.
3921 (function_and_variable_visibility): Likewise.
3922 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
3923 (ipa_discover_variable_flags): Likewise.
3924 * lto-streamer-out.c (output_function): Likewise.
3925 (output_constructor): Likewise.
3926 * tree-inline.c (copy_bb): Likewise.
3927 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3928 * varpool.c (symbol_table::remove_unreferenced_decls): Likewise.
3930 2020-01-08 Richard Biener <rguenther@suse.de>
3933 * tree-eh.c (sink_clobbers): Update virtual operands for
3934 the first and last stmt only. Add a dry-run capability.
3935 (pass_lower_eh_dispatch::execute): Perform clobber sinking
3936 after CFG manipulations and in RPO order to catch all
3937 secondary opportunities reliably.
3939 2020-01-08 Georg-Johann Lay <avr@gjlay.de>
3942 * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
3944 2019-01-08 Richard Biener <rguenther@suse.de>
3947 * gimple-fold.c (rewrite_to_defined_overflow): Mark stmt modified.
3948 * tree-ssa-loop-im.c (move_computations_worker): Properly adjust
3949 virtual operand, also updating SSA use.
3950 * gimple-loop-interchange.cc (loop_cand::undo_simple_reduction):
3951 Update stmt after resetting virtual operand.
3952 (tree_loop_interchange::move_code_to_inner_loop): Likewise.
3953 * gimple-iterator.c (gsi_remove): When not removing the stmt
3954 permanently do not delink immediate uses or mark the stmt modified.
3956 2020-01-08 Martin Liska <mliska@suse.cz>
3958 * ipa-fnsummary.c (dump_ipa_call_summary): Use symtab_node::dump_name.
3959 (ipa_call_context::estimate_size_and_time): Likewise.
3960 (inline_analyze_function): Likewise.
3962 2020-01-08 Martin Liska <mliska@suse.cz>
3964 * cgraph.c (cgraph_node::dump): Use systematically
3967 2020-01-08 Georg-Johann Lay <avr@gjlay.de>
3969 Add -nodevicespecs option for avr.
3972 * config/avr/avr.opt (-nodevicespecs): New driver option.
3973 * config/avr/driver-avr.c (avr_devicespecs_file): Only issue
3974 "-specs=device-specs/..." if that option is not set.
3975 * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
3977 2020-01-08 Georg-Johann Lay <avr@gjlay.de>
3979 Implement 64-bit double functions for avr.
3982 * config.gcc (tm_defines) [target=avr]: Support --with-libf7,
3983 --with-double-comparison.
3984 * doc/install.texi: Document them.
3985 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
3986 <WITH_LIBF7_LIBGCC, WITH_LIBF7_MATH, WITH_LIBF7_MATH_SYMBOLS>
3987 <WITH_DOUBLE_COMPARISON>: New built-in defines.
3988 * doc/invoke.texi (AVR Built-in Macros): Document them.
3989 * config/avr/avr-protos.h (avr_float_lib_compare_returns_bool): New.
3990 * config/avr/avr.c (avr_float_lib_compare_returns_bool): New function.
3991 * config/avr/avr.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): New macro.
3993 2020-01-08 Richard Earnshaw <rearnsha@arm.com>
3996 * config/arm/t-multilib (MULTILIB_MATCHES): Add rules to match
3997 armv7-a{+mp,+sec,+mp+sec} to appropriate armv7 multilib variants
3998 when only building rm-profile multilibs.
4000 2020-01-08 Feng Xue <fxue@os.amperecomputing.com>
4003 * ipa-cp.c (self_recursively_generated_p): Find matched aggregate
4004 lattice for a value to check.
4005 (propagate_vals_across_arith_jfunc): Add an assertion to ensure
4006 finite propagation in self-recursive scc.
4008 2020-01-08 Luo Xiong Hu <luoxhu@linux.ibm.com>
4010 * ipa-inline.c (caller_growth_limits): Restore the AND.
4012 2020-01-07 Andrew Stubbs <ams@codesourcery.com>
4014 * config/gcn/gcn-valu.md (VEC_1REG_INT_ALT): Delete iterator.
4015 (VEC_ALLREG_ALT): New iterator.
4016 (VEC_ALLREG_INT_MODE): New iterator.
4017 (VCMP_MODE): New iterator.
4018 (VCMP_MODE_INT): New iterator.
4019 (vec_cmpu<mode>di): Use VCMP_MODE_INT.
4020 (vec_cmp<u>v64qidi): New define_expand.
4021 (vec_cmp<mode>di_exec): Use VCMP_MODE.
4022 (vec_cmpu<mode>di_exec): New define_expand.
4023 (vec_cmp<u>v64qidi_exec): New define_expand.
4024 (vec_cmp<mode>di_dup): Use VCMP_MODE.
4025 (vec_cmp<mode>di_dup_exec): Use VCMP_MODE.
4026 (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>): Rename ...
4027 (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>): ... to this.
4028 (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>_exec): Rename ...
4029 (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>_exec): ... to this.
4030 (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>): Rename ...
4031 (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>): ... to this.
4032 (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>_exec): Rename ...
4033 (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>_exec): ... to
4035 * config/gcn/gcn.c (print_operand): Fix 8 and 16 bit suffixes.
4036 * config/gcn/gcn.md (expander): Add sign_extend and zero_extend.
4038 2020-01-07 Andrew Stubbs <ams@codesourcery.com>
4040 * config/gcn/constraints.md (DA): Update description and match.
4042 (Db): New constraint.
4043 * config/gcn/gcn-protos.h (gcn_inline_constant64_p): Add second
4045 * config/gcn/gcn.c (gcn_inline_constant64_p): Add 'mixed' parameter.
4046 Implement 'Db' mixed immediate type.
4047 * config/gcn/gcn-valu.md (addcv64si3<exec_vcc>): Rework constraints.
4048 (addcv64si3_dup<exec_vcc>): Delete.
4049 (subcv64si3<exec_vcc>): Rework constraints.
4050 (addv64di3): Rework constraints.
4051 (addv64di3_exec): Rework constraints.
4052 (subv64di3): Rework constraints.
4053 (addv64di3_dup): Delete.
4054 (addv64di3_dup_exec): Delete.
4055 (addv64di3_zext): Rework constraints.
4056 (addv64di3_zext_exec): Rework constraints.
4057 (addv64di3_zext_dup): Rework constraints.
4058 (addv64di3_zext_dup_exec): Rework constraints.
4059 (addv64di3_zext_dup2): Rework constraints.
4060 (addv64di3_zext_dup2_exec): Rework constraints.
4061 (addv64di3_sext_dup2): Rework constraints.
4062 (addv64di3_sext_dup2_exec): Rework constraints.
4064 2020-01-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
4066 * doc/sourcebuild.texi (arm_little_endian, arm_nothumb): Documented
4067 existing target checks.
4069 2020-01-07 Richard Biener <rguenther@suse.de>
4071 * doc/install.texi: Bump minimal supported MPC version.
4073 2020-01-07 Richard Sandiford <richard.sandiford@arm.com>
4075 * langhooks-def.h (lhd_simulate_enum_decl): Declare.
4076 (LANG_HOOKS_SIMULATE_ENUM_DECL): Use it.
4077 * langhooks.c: Include stor-layout.h.
4078 (lhd_simulate_enum_decl): New function.
4079 * config/aarch64/aarch64-sve-builtins.cc (init_builtins): Call
4080 handle_arm_sve_h for the LTO frontend.
4081 (register_vector_type): Cope with null returns from pushdecl.
4083 2020-01-07 Richard Sandiford <richard.sandiford@arm.com>
4085 * config/aarch64/aarch64-protos.h (aarch64_sve::svbool_type_p)
4086 (aarch64_sve::nvectors_if_data_type): Replace with...
4087 (aarch64_sve::builtin_type_p): ...this.
4088 * config/aarch64/aarch64-sve-builtins.cc: Include attribs.h.
4089 (find_vector_type): Delete.
4090 (add_sve_type_attribute): New function.
4091 (lookup_sve_type_attribute): Likewise.
4092 (register_builtin_types): Add an "SVE type" attribute to each type.
4093 (register_tuple_type): Likewise.
4094 (svbool_type_p, nvectors_if_data_type): Delete.
4095 (mangle_builtin_type): Use lookup_sve_type_attribute.
4096 (builtin_type_p): Likewise. Add an overload that returns the
4097 number of constituent vector and predicate registers.
4098 * config/aarch64/aarch64.c (aarch64_sve_argument_p): Delete.
4099 (aarch64_returns_value_in_sve_regs_p): Use aarch64_sve::builtin_type_p
4100 instead of aarch64_sve_argument_p.
4101 (aarch64_takes_arguments_in_sve_regs_p): Likewise.
4102 (aarch64_pass_by_reference): Likewise.
4103 (aarch64_function_value_1): Likewise.
4104 (aarch64_return_in_memory): Likewise.
4105 (aarch64_layout_arg): Likewise.
4107 2020-01-07 Jakub Jelinek <jakub@redhat.com>
4109 PR tree-optimization/93156
4110 * tree-ssa-ccp.c (bit_value_binop): For x * x note that the second
4111 least significant bit is always clear.
4113 PR tree-optimization/93118
4114 * match.pd ((x >> c) << c -> x & (-1<<c)): Add nop_convert?. Add new
4115 simplifier with two intermediate conversions.
4117 2020-01-07 Martin Liska <mliska@suse.cz>
4119 * params.opt: Add Optimization for various parameters.
4121 2020-01-07 Martin Liska <mliska@suse.cz>
4124 * doc/extend.texi: Explain cloning for target_clone
4127 2020-01-07 Martin Liska <mliska@suse.cz>
4129 PR tree-optimization/92860
4130 * common.opt: Make in Optimization option
4131 as it is affected by -O0, which is an Optimization
4133 * tree-inline.c (tree_inlinable_function_p):
4134 Use opt_for_fn for warn_inline.
4135 (expand_call_inline): Likewise.
4137 2020-01-07 Martin Liska <mliska@suse.cz>
4139 PR tree-optimization/92860
4140 * common.opt: Make flag_ree as optimization
4143 2020-01-07 Martin Liska <mliska@suse.cz>
4145 PR optimization/92860
4146 * params.opt: Mark param_min_crossjump_insns with Optimization
4149 2020-01-07 Luo Xiong Hu <luoxhu@linux.ibm.com>
4151 * ipa-inline-analysis.c (estimate_growth): Fix typo.
4152 * ipa-inline.c (caller_growth_limits): Use OR instead of AND.
4154 2020-01-06 Michael Meissner <meissner@linux.ibm.com>
4156 * config/rs6000/rs6000.c (hard_reg_and_mode_to_addr_mask): New
4157 helper function to return the valid addressing formats for a given
4158 hard register and mode.
4159 (rs6000_adjust_vec_address): Call hard_reg_and_mode_to_addr_mask.
4161 * config/rs6000/constraints.md (Q constraint): Update
4163 * doc/md.texi (RS/6000 constraints): Update 'Q' cosntraint
4166 * config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
4167 Use 'Q' for doing vector extract from memory.
4168 (vsx_extract_v4sf_var): Use 'Q' for doing vector extract from
4170 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Use 'Q' for
4171 doing vector extract from memory.
4172 (vsx_extract_<mode>_<VS_scalar>mode_var): Use 'Q' for doing vector
4173 extract from memory.
4175 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add support
4176 for the offset being 34-bits when -mcpu=future is used.
4178 2020-01-06 John David Anglin <danglin@gcc.gnu.org>
4180 * config/pa/pa.md: Revert change to use ordered_comparison_operator
4181 instead of cmpib_comparison_operator in cmpib patterns.
4182 * config/pa/predicates.md (cmpib_comparison_operator): Revert removal
4183 of cmpib_comparison_operator. Revise comment.
4185 2020-01-06 Richard Sandiford <richard.sandiford@arm.com>
4187 * tree-vect-slp.c (vect_build_slp_tree_1): Require all shifts
4188 in an IFN_DIV_POW2 node to be equal.
4190 2020-01-06 Richard Sandiford <richard.sandiford@arm.com>
4192 * tree-vect-stmts.c (vect_check_load_store_mask): Rename to...
4193 (vect_check_scalar_mask): ...this.
4194 (vectorizable_store, vectorizable_load): Update call accordingly.
4195 (vectorizable_call): Use vect_check_scalar_mask to check the mask
4196 argument in calls to conditional internal functions.
4198 2020-01-06 Andrew Stubbs <ams@codesourcery.com>
4200 * config/gcn/gcn-valu.md (subv64di3): Use separate alternatives for
4201 '0' matching inputs.
4202 (subv64di3_exec): Likewise.
4204 2020-01-06 Bryan Stenson <bryan@siliconvortex.com>
4206 * config/mips/mips.c (vr4130_align_insns): Fix typo.
4207 * doc/md.texi (movstr): Likewise.
4209 2020-01-06 Andrew Stubbs <ams@codesourcery.com>
4211 * config/gcn/gcn-valu.md (vec_extract<mode><scalar_mode>): Add early
4214 2020-01-06 Richard Sandiford <richard.sandiford@arm.com>
4216 * config/aarch64/t-aarch64 ($(srcdir)/config/aarch64/aarch64-tune.md):
4218 (s-aarch64-tune-md): ...this new stamp file. Pipe the new contents
4219 to a temporary file and use move-if-change to update the real
4220 file where necessary.
4222 2020-01-06 Richard Sandiford <richard.sandiford@arm.com>
4224 * config/aarch64/aarch64-sve.md (@aarch64_sel_dup<mode>): Use Upl
4225 rather than Upa for CPY /M.
4227 2020-01-06 Andrew Stubbs <ams@codesourcery.com>
4229 * config/gcn/gcn.c (gcn_inline_constant_p): Allow 64 as an inline
4232 2020-01-06 Martin Liska <mliska@suse.cz>
4234 PR tree-optimization/92860
4235 * params.opt: Mark param_max_combine_insns with Optimization
4238 2020-01-05 Jakub Jelinek <jakub@redhat.com>
4241 * config/i386/i386.md (SWIDWI): New mode iterator.
4242 (DWI, dwi): Add TImode variants.
4243 (addv<mode>4): Use SWIDWI iterator instead of SWI. Use
4244 <general_hilo_operand> instead of <general_operand>. Use
4245 CONST_SCALAR_INT_P instead of CONST_INT_P.
4246 (*addv<mode>4_1): Rename to ...
4247 (addv<mode>4_1): ... this.
4248 (QWI): New mode attribute.
4249 (*addv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
4250 define_insn_and_split patterns.
4251 (*addv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
4253 (uaddv<mode>4): Use SWIDWI iterator instead of SWI. Use
4254 <general_hilo_operand> instead of <general_operand>.
4255 (*addcarry<mode>_1): New define_insn.
4256 (*add<dwi>3_doubleword_cc_overflow_1): New define_insn_and_split.
4258 2020-01-03 Konstantin Kharlamov <Hi-Angel@yandex.ru>
4260 * gdbinit.in (pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, pdd, pbs, pbm):
4261 Use "call" instead of "set".
4263 2020-01-03 Martin Jambor <mjambor@suse.cz>
4266 * ipa-cp.c (print_all_lattices): Skip functions without info.
4268 2020-01-03 Jakub Jelinek <jakub@redhat.com>
4271 * config/i386/i386-options.c (ix86_simd_clone_adjust): If
4272 TARGET_PREFER_AVX128, use prefer-vector-width=256 for 'c' and 'd'
4273 simd clones. If TARGET_PREFER_AVX256, use prefer-vector-width=512
4274 for 'e' simd clones.
4277 * config/i386/i386.opt (x_prefer_vector_width_type): Remove TargetSave
4279 (mprefer-vector-width=): Add Save.
4280 * config/i386/i386-options.c (ix86_target_string): Add PVW argument, print
4281 -mprefer-vector-width= if non-zero. Fix up -mfpmath= comment.
4282 (ix86_debug_options, ix86_function_specific_print): Adjust
4283 ix86_target_string callers.
4284 (ix86_valid_target_attribute_inner_p): Handle prefer-vector-width=.
4285 (ix86_valid_target_attribute_tree): Likewise.
4286 * config/i386/i386-options.h (ix86_target_string): Add PVW argument.
4287 * config/i386/i386-expand.c (ix86_expand_builtin): Adjust
4288 ix86_target_string caller.
4291 * config/i386/i386.md (abs<mode>2): Use expand_simple_binop instead of
4292 emitting ASHIFTRT, XOR and MINUS by hand. Use gen_int_mode with QImode
4293 instead of gen_int_shift_amount + convert_modes.
4295 PR rtl-optimization/93088
4296 * loop-iv.c (find_single_def_src): Punt after looking through
4297 128 reg copies for regs with single definitions. Move definitions
4300 2020-01-02 Dennis Zhang <dennis.zhang@arm.com>
4302 * config/arm/arm-c.c (arm_cpu_builtins): Define
4303 __ARM_FEATURE_MATMUL_INT8, __ARM_FEATURE_BF16_VECTOR_ARITHMETIC,
4304 __ARM_FEATURE_BF16_SCALAR_ARITHMETIC, and
4305 __ARM_BF16_FORMAT_ALTERNATIVE when enabled.
4306 * config/arm/arm-cpus.in (armv8_6, i8mm, bf16): New features.
4307 * config/arm/arm-tables.opt: Regenerated.
4308 * config/arm/arm.c (arm_option_reconfigure_globals): Initialize
4309 arm_arch_i8mm and arm_arch_bf16 when enabled.
4310 * config/arm/arm.h (TARGET_I8MM): New macro.
4311 (TARGET_BF16_FP, TARGET_BF16_SIMD): Likewise.
4312 * config/arm/t-aprofile: Add matching rules for -march=armv8.6-a.
4313 * config/arm/t-arm-elf (all_v8_archs): Add armv8.6-a.
4314 * config/arm/t-multilib: Add matching rules for -march=armv8.6-a.
4315 (v8_6_a_simd_variants): New.
4316 (v8_*_a_simd_variants): Add i8mm and bf16.
4317 * doc/invoke.texi (armv8.6-a, i8mm, bf16): Document new options.
4319 2020-01-02 Jakub Jelinek <jakub@redhat.com>
4322 * predict.c (compute_function_frequency): Don't call
4323 warn_function_cold on functions that already have cold attribute.
4325 2020-01-01 John David Anglin <danglin@gcc.gnu.org>
4328 * config/pa/pa.c (pa_elf_select_rtx_section): New. Put references to
4329 COMDAT group function labels in .data.rel.ro.local section.
4330 * config/pa/pa32-linux.h (TARGET_ASM_SELECT_RTX_SECTION): Define.
4333 * config/pa/pa.md (scc): Use ordered_comparison_operator instead of
4334 comparison_operator in B and S integer comparisons. Likewise, use
4335 ordered_comparison_operator instead of cmpib_comparison_operator in
4337 * config/pa/predicates.md (cmpib_comparison_operator): Remove.
4339 2020-01-01 Jakub Jelinek <jakub@redhat.com>
4341 Update copyright years.
4343 * gcc.c (process_command): Update copyright notice dates.
4344 * gcov-dump.c (print_version): Ditto.
4345 * gcov.c (print_version): Ditto.
4346 * gcov-tool.c (print_version): Ditto.
4347 * gengtype.c (create_file): Ditto.
4348 * doc/cpp.texi: Bump @copying's copyright year.
4349 * doc/cppinternals.texi: Ditto.
4350 * doc/gcc.texi: Ditto.
4351 * doc/gccint.texi: Ditto.
4352 * doc/gcov.texi: Ditto.
4353 * doc/install.texi: Ditto.
4354 * doc/invoke.texi: Ditto.
4356 2020-01-01 Jan Hubicka <hubicka@ucw.cz>
4358 * ipa.c (walk_polymorphic_call_targets): Fix updating of overall
4361 2020-01-01 Jakub Jelinek <jakub@redhat.com>
4363 PR tree-optimization/93098
4364 * match.pd (popcount): For shift amounts, use integer_onep
4365 or wi::to_widest () == cst instead of tree_to_uhwi () == cst
4366 tests. Make sure that precision is power of two larger than or equal
4367 to 16. Ensure shift is never negative. Use HOST_WIDE_INT_UC macro
4368 instead of ULL suffixed constants. Formatting fixes.
4370 Copyright (C) 2020 Free Software Foundation, Inc.
4372 Copying and distribution of this file, with or without modification,
4373 are permitted in any medium without royalty provided the copyright
4374 notice and this notice are preserved.