1 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
4 * config/aarch64/aarch64.h (ARM_PCS_TLSDESC): New arm_pcs.
5 * config/aarch64/aarch64-protos.h (aarch64_tlsdesc_abi_id): Declare.
6 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
7 Handle ARM_PCS_TLSDESC.
8 (aarch64_tlsdesc_abi_id): New function.
9 * config/aarch64/aarch64.md (tlsdesc_small_sve_<mode>): Use a call
10 rtx instead of a list of clobbers and clobber_highs.
11 (tlsdesc_small_<mode>): Update accordingly.
13 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
15 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Take an
16 extra callee_abi argument.
17 * config/aarch64/aarch64.c (aarch64_expand_call): Likewise.
18 Insert a CALLEE_ABI unspec into the call pattern as the second
19 element in the PARALLEL.
20 (aarch64_simd_call_p): Delete.
21 (aarch64_insn_callee_abi): Get the arm_pcs of the callee from
22 the new CALLEE_ABI element of the PARALLEL.
23 (aarch64_init_cumulative_args): Get the arm_pcs of the callee
24 from the function type, if given.
25 (aarch64_function_arg_advance): Handle ARM_PCS_SIMD.
26 (aarch64_function_arg): Likewise. Return the arm_pcs of the callee
27 when passed the function_arg_info end marker.
28 (aarch64_output_mi_thunk): Pass the arm_pcs of the callee as the
29 final argument of gen_sibcall.
30 * config/aarch64/aarch64.md (UNSPEC_CALLEE_ABI): New unspec.
31 (call): Make operand 2 a const_int_operand and pass it to expand_call.
32 Wrap it in an UNSPEC_CALLEE_ABI unspec for the dummy define_expand
34 (call_value): Likewise operand 3.
35 (sibcall): Likewise operand 2. Place the unspec before rather than
37 (sibcall_value): Likewise operand 3.
38 (*call_insn, *call_value_insn): Include an UNSPEC_CALLEE_ABI.
39 (tlsgd_small_<mode>, *tlsgd_small_<mode>): Likewise.
40 (*sibcall_insn, *sibcall_value_insn): Likewise. Remove empty
42 (untyped_call): Pass const0_rtx as the callee ABI to gen_call.
44 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
46 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Update call to
48 * config/sparc/sparc.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
50 2019-10-01 Segher Boessenkool <segher@kernel.crashing.org>
52 * doc/md.texi (vec_pack_trunc_@var{m}): Fix typo.
53 (vec_pack_sfix_trunc_@var{m}, vec_pack_ufix_trunc_@var{m}): Ditto.
54 (vec_packs_float_@var{m}, vec_packu_float_@var{m}): Ditto.
56 2019-09-30 David Malcolm <dmalcolm@redhat.com>
58 * diagnostic-show-locus.c (line_label::line_label): Initialize
60 (line_label::comparator): Reverse the sort order by m_state_idx,
61 so that when the list is walked backwards the labels appear in
62 order of insertion into the rich_location.
63 (line_label::m_has_vbar): New field.
64 (layout::print_any_labels): When dealing with multiple labels at
65 the same line and column, only print vertical bars for the one
66 with the highest label_line.
67 (selftest::test_one_liner_labels): Update test for multiple labels
68 to expect the labels to be in the order of insertion into the
69 rich_location. Add a test for many such labels, where the column
70 numbers are out-of-order relative to the insertion order.
72 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
74 * config/i386/i386.h (ix86_frame::expensive_p): New field.
75 (ix86_frame::expensive_count): Likewise.
76 * config/i386/i386.c (ix86_compute_frame_layout): Make the choice
77 of use_fast_prologue_epilogue robust against incidental changes
80 2019-09-30 Ilya Leoshkevich <iii@linux.ibm.com>
83 * config/s390/vector.md (vec_unordered<mode>): Call
84 gen_vec_ordered<mode>.
86 2019-09-30 Yuliang Wang <yuliang.wang@arm.com>
88 * config/aarch64/aarch64-sve.md (sdiv_pow2<mode>3):
90 * config/aarch64/iterators.md (UNSPEC_ASRD): New unspec.
91 * internal-fn.def (IFN_DIV_POW2): New internal function.
92 * optabs.def (sdiv_pow2_optab): New optab.
93 * tree-vect-patterns.c (vect_recog_divmod_pattern):
94 Modify pattern to support new operation.
95 * doc/md.texi (sdiv_pow2$var{m3}): Documentation for the above.
96 * doc/sourcebuild.texi (vect_sdiv_pow2_si):
97 Document new target selector.
99 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
101 * config/aarch64/aarch64.c (aarch64_layout_frame): Use crtl->abi
102 to test whether we're compiling a vector PCS function and to test
103 whether the function needs to save a particular register.
104 Remove the vector PCS handling of df_set_regs_ever_live.
105 (aarch64_components_for_bb): Use crtl->abi to test whether
106 the function needs to save a particular register.
107 (aarch64_process_components): Use crtl->abi to test whether
108 we're compiling a vector PCS function.
109 (aarch64_expand_prologue, aarch64_expand_epilogue): Likewise.
110 (aarch64_epilogue_uses): Remove handling of vector PCS functions.
112 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
114 * config/aarch64/aarch64-protos.h (aarch64_use_simple_return_insn_p):
116 * config/aarch64/aarch64.c (aarch64_components_for_bb): Check
117 whether the block calls a function that clobbers more registers
118 than the current function is allowed to.
119 (aarch64_use_simple_return_insn_p): Delete.
120 * config/aarch64/aarch64.md (simple_return): Remove condition.
122 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
124 * function-abi.h (function_abi_aggregator): New class.
125 * function-abi.cc (function_abi_aggregator::caller_save_regs): New
127 * ira.c (update_equiv_regs_prescan): New function. Call
128 set_paradoxical_subreg here rather than...
129 (update_equiv_regs): ...here.
130 (ira): Call update_equiv_regs_prescan.
132 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
134 * hard-reg-set.h (regs_invalidated_by_call): Only define if
136 (call_used_or_fixed_regs): Likewise.
137 (call_used_or_fixed_reg_p): Likewise.
138 * reginfo.c (regs_invalidated_by_call): New macro.
140 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
142 * shrink-wrap.c: Include function-abi.h.
143 (requires_stack_frame_p): Use crtl->abi to test whether the
144 current function can use a register without saving it first.
146 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
148 * sel-sched-ir.h (_def::crosses_call): Replace with...
149 (_def::crossed_call_abis): ..this new field.
150 (def_list_add): Take a mask of ABIs instead of a crosses_call
152 * sel-sched-ir.c (def_list_add): Likewise. Update initialization
154 * sel-sched.c: Include function-abi.h.
155 (hard_regs_data::regs_for_call_clobbered): Delete.
156 (reg_rename::crosses_call): Replace with...
157 (reg_rename::crossed_call_abis): ...this new field.
158 (fur_static_params::crosses_call): Replace with...
159 (fur_static_params::crossed_call_abis): ...this new field.
160 (init_regs_for_mode): Don't initialize sel_hrd.regs_for_call_clobbered.
161 (init_hard_regs_data): Use crtl->abi to test which registers the
162 current function would need to save before it uses them.
163 (mark_unavailable_hard_regs): Update handling of call-clobbered
164 registers, using call_clobbers_in_region to find out which registers
165 might be call-clobbered (but without taking -fipa-ra into account
166 for now). Remove separate handling of partially call-clobbered
168 (verify_target_availability): Use crossed_call_abis instead of
170 (get_spec_check_type_for_insn, find_used_regs): Likewise.
171 (fur_orig_expr_found, fur_on_enter, fur_orig_expr_not_found): Likewise.
173 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
175 * sched-deps.c (deps_analyze_insn): Use the ABI of the target
176 function to test whether a register is fully or partly clobbered.
178 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
180 * rtlanal.c: Include function-abi.h.
181 (reg_set_p): Use insn_callee_abi to get the ABI of the called
182 function and clobbers_reg_p to test whether the register
184 (find_all_hard_reg_sets): When implicit is true, use insn_callee_abi
185 to get the ABI of the called function and full_reg_clobbers to
186 get the set of fully call-clobbered registers. Warn about the
187 pitfalls of using this mode.
189 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
191 * reload.c: Include function-abi.h.
192 (find_equiv_reg): Use clobbers_reg_p to test whether either
193 of the equivalent registers is clobbered by a call.
194 * reload1.c: Include function-abi.h.
195 (reg_reloaded_call_part_clobbered): Delete.
196 (reload): Use crtl->abi to test which registers would need
197 saving in the prologue before use.
198 (find_reg): Likewise.
199 (emit_reload_insns): Remove code for reg_reloaded_call_part_clobbered.
200 (reload_as_needed): Likewise. Use full_and_partial_reg_clobbers
201 instead of call_used_or_fixed_regs | reg_reloaded_call_part_clobbered.
203 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
205 * regrename.h (du_head::call_clobber_mask): New field.
206 (du_head::need_caller_save_reg): Replace with...
207 (du_head::call_abis): ...this new field.
208 * regrename.c: Include function-abi.h.
209 (call_clobbered_in_chain_p): New function.
210 (check_new_reg_p): Use crtl->abi when deciding whether a register
211 is free for use after RA. Use call_clobbered_in_chain_p to test
212 whether a candidate register would be clobbered by a call.
213 (find_rename_reg): Don't add call-clobber conflicts here.
214 (rename_chains): Check call_abis instead of need_caller_save_reg.
215 (merge_chains): Update for changes to du_head.
216 (build_def_use): Use insn_callee_abi to get the ABI of the call insn
217 target. Record the ABI identifier in call_abis and the set of
218 fully or partially clobbered registers in call_clobber_mask.
219 Add fully-clobbered registers to hard_conflicts here rather
220 than in find_rename_reg.
221 * config/aarch64/cortex-a57-fma-steering.c: Include function-abi.h.
222 (rename_single_chain): Check call_abis instead of need_caller_save_reg.
223 * config/aarch64/falkor-tag-collision-avoidance.c: Include
225 * config/c6x/c6x.c: Likewise.
227 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
229 * regcprop.c (copyprop_hardreg_forward_1): Use the recorded
230 mode of the register when deciding whether it is no longer
231 available after a call.
233 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
235 * recog.c: Include function-abi.h.
236 (peep2_find_free_register): Use crtl->abi when deciding whether
237 a register is free for use after RA.
239 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
241 * postreload-gcse.c: Include regs.h and function-abi.h.
242 (record_opr_changes): Use insn_callee_abi to get the ABI of the
243 call insn target. Conservatively assume that partially-clobbered
244 registers are altered.
246 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
248 * postreload.c (reload_combine_recognize_pattern): Use crtl->abi
249 when deciding whether a register is free for use after RA.
250 (reload_combine): Remove unnecessary use of fixed_reg_set.
251 (reload_cse_move2add): Use insn_callee_abi to get the ABI of the
252 call insn target. Use reg_mode when testing whether a register
253 is no longer available.
255 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
257 * target.def (return_call_with_max_clobbers): Delete.
258 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): Delete.
259 * doc/tm.texi: Regenerate.
260 * config/aarch64/aarch64.c (aarch64_return_call_with_max_clobbers)
261 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): Delete.
262 * lra-int.h (lra_reg::actual_call_used_reg_set): Delete.
263 (lra_reg::call_insn): Delete.
264 * lra.c: Include function-abi.h.
265 (initialize_lra_reg_info_element): Don't initialize the fields above.
266 (lra): Use crtl->abi to test whether the current function needs to
267 save a register in the prologue. Remove special pre-inheritance
268 lra_create_live_ranges pass for flag_ipa_ra.
269 * lra-assigns.c: Include function-abi.h
270 (find_hard_regno_for_1): Use crtl->abi to test whether the current
271 function needs to save a register in the prologue.
272 (lra_assign): Assert that registers aren't allocated to a
273 conflicting register, rather than checking only for overlaps
274 with call_used_or_fixed_regs. Do this even for flag_ipa_ra,
275 and for registers that are not live across a call.
276 * lra-constraints.c (last_call_for_abi): New variable.
277 (full_and_partial_call_clobbers): Likewise.
278 (setup_next_usage_insn): Remove the register from
279 full_and_partial_call_clobbers.
280 (need_for_call_save_p): Use call_clobbered_in_region_p to test
281 whether the register needs a caller save.
282 (need_for_split_p): Use full_and_partial_reg_clobbers instead
283 of call_used_or_fixed_regs.
284 (inherit_in_ebb): Initialize and maintain last_call_for_abi and
285 full_and_partial_call_clobbers.
286 * lra-lives.c (check_pseudos_live_through_calls): Replace
287 last_call_used_reg_set and call_insn arguments with an abi argument.
288 Remove handling of lra_reg::call_insn. Use function_abi::mode_clobbers
289 as the set of conflicting registers.
290 (calls_have_same_clobbers_p): Delete.
291 (process_bb_lives): Track the ABI of the last call instead of an
292 insn/HARD_REG_SET pair. Update calls to
293 check_pseudos_live_through_calls. Use eh_edge_abi to calculate
294 the set of registers that could be clobbered by an EH edge.
295 Include partially-clobbered as well as fully-clobbered registers.
296 (lra_create_live_ranges_1): Don't initialize lra_reg::call_insn.
297 * lra-remat.c: Include function-abi.h.
298 (call_used_regs_arr_len, call_used_regs_arr): Delete.
299 (set_bb_regs): Use insn_callee_abi to get the set of call-clobbered
300 registers and bitmap_view to combine them into dead_regs.
301 (call_used_input_regno_present_p): Take a function_abi argument
302 and use it to test whether a register is call-clobbered.
303 (calculate_gen_cands): Use insn_callee_abi to get the ABI of the
304 call insn target. Update tje call to call_used_input_regno_present_p.
305 (do_remat): Likewise.
306 (lra_remat): Remove the initialization of call_used_regs_arr_len
307 and call_used_regs_arr.
309 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
311 * loop-iv.c: Include regs.h and function-abi.h.
312 (simplify_using_initial_values): Use insn_callee_abi to get the
313 ABI of the call insn target. Conservatively assume that
314 partially-clobbered registers are altered.
316 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
318 * function-abi.h (call_clobbers_in_region): Declare.
319 (call_clobbered_in_region_p): New function.
320 * function-abi.cc (call_clobbers_in_region): Likewise.
321 * ira-int.h: Include function-abi.h.
322 (ira_allocno::crossed_calls_abis): New field.
323 (ALLOCNO_CROSSED_CALLS_ABIS): New macro.
324 (ira_need_caller_save_regs): New function.
325 (ira_need_caller_save_p): Likewise.
326 * ira.c (setup_reg_renumber): Use ira_need_caller_save_p instead
327 of call_used_or_fixed_regs.
328 (do_reload): Use crtl->abi to test whether the current function
329 needs to save a register in the prologue. Count registers that
330 need to be saved rather than registers that don't.
331 * ira-build.c (create_cap_allocno): Copy ALLOCNO_CROSSED_CALLS_ABIS.
332 Remove unnecessary | from ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS.
333 (propagate_allocno_info): Merge ALLOCNO_CROSSED_CALLS_ABIS too.
334 (propagate_some_info_from_allocno): Likewise.
335 (copy_info_to_removed_store_destinations): Likewise.
336 (ira_flattening): Say that ALLOCNO_CROSSED_CALLS_ABIS and
337 ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS are handled conservatively.
338 (ira_build): Use ira_need_caller_save_regs instead of
339 call_used_or_fixed_regs.
340 * ira-color.c (calculate_saved_nregs): Use crtl->abi to test
341 whether the current function would need to save a register
343 (calculate_spill_cost): Likewise.
344 (allocno_reload_assign): Use ira_need_caller_save_regs and
345 ira_need_caller_save_p instead of call_used_or_fixed_regs.
346 * ira-conflicts.c (ira_build_conflicts): Use
347 ira_need_caller_save_regs rather than call_used_or_fixed_regs
348 as the set of call-clobbered registers. Remove the
349 call_used_or_fixed_regs mask from the calculation of
350 temp_hard_reg_set and mask its use instead. Remove special
351 handling of partially-clobbered registers.
352 * ira-costs.c (ira_tune_allocno_costs): Use ira_need_caller_save_p.
353 * ira-lives.c (process_bb_node_lives): Use mode_clobbers to
354 calculate the set of conflicting registers for calls that
355 can throw. Record the ABIs of calls in ALLOCNO_CROSSED_CALLS_ABIS.
356 Use full_and_partial_reg_clobbers rather than full_reg_clobbers
357 for the calculation of ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS.
358 Use eh_edge_abi to calculate the set of registers that could
359 be clobbered by an EH edge. Include partially-clobbered as
360 well as fully-clobbered registers.
362 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
364 * haifa-sched.c: Include function-abi.h.
365 (alloc_global_sched_pressure_data): Use crtl->abi to check whether
366 the function would need to save a register before using it.
368 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
370 * gcse.c: Include function-abi.h.
371 (compute_hash_table_work): Use insn_callee_abi to get the ABI of
372 the call insn target. Invalidate partially call-clobbered
373 registers as well as fully call-clobbered ones.
375 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
377 * function.c (aggregate_value_p): Work out which ABI the
378 function is using before testing which registers are at least
379 partly preserved by a call.
381 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
383 * early-remat.c: Include regs.h and function-abi.h.
384 (early_remat::maybe_add_candidate): Don't check for call-clobbered
386 (early_remat::restrict_remat_for_unavail_regs): New function.
387 (early_remat::restrict_remat_for_call): Likewise.
388 (early_remat::process_block): Before calling emit_remat_insns
389 for a previous call in the block, invalidate any candidates
390 that would clobber call-preserved registers.
391 (early_remat::emit_remat_insns_for_block): Likewise for the
392 final call in a block. Do the same thing for live-in registers
393 when calling emit_remat_insns at the head of a block.
395 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
397 * df-scan.c (df_get_entry_block_def_set): Use crtl->abi to test
398 whether the current function needs to save at least part of a
399 register before using it.
400 (df_get_exit_block_use_set): Likewise for epilogue restores.
402 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
404 * df-problems.c: Include regs.h and function-abi.h.
405 (df_rd_problem_data): Rename sparse_invalidated_by_call to
406 sparse_invalidated_by_eh and dense_invalidated_by_call to
407 dense_invalidated_by_eh.
408 (df_print_bb_index): Update accordingly.
409 (df_rd_alloc, df_rd_start_dump, df_rd_confluence_n): Likewise.
410 (df_lr_confluence_n): Use eh_edge_abi to get the set of registers
411 that are clobbered by an EH edge. Clobber partially-clobbered
412 registers as well as fully-clobbered ones.
413 (df_md_confluence_n): Likewise.
414 (df_rd_local_compute): Likewise. Update for changes to
416 * df-scan.c (df_scan_start_dump): Use eh_edge_abi to get the set
417 of registers that are clobbered by an EH edge. Includde partially-
418 clobbered registers as well as fully-clobbered ones.
420 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
422 * cselib.c (cselib_process_insn): If we know what mode a
423 register was set in, check whether it is clobbered in that
424 mode by a call. Only fall back to reg_raw_mode if that fails.
426 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
428 * cse.c: Include regs.h and function-abi.h.
429 (invalidate_for_call): Take the call insn as an argument.
430 Use insn_callee_abi to get the ABI of the call and invalidate
431 partially clobbered registers as well as fully clobbered ones.
432 (cse_insn): Update call accordingly.
434 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
436 * combine.c: Include function-abi.h.
437 (record_dead_and_set_regs): Use insn_callee_abi to get the ABI
438 of the target of call insns. Invalidate partially-clobbered
439 registers as well as fully-clobbered ones.
441 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
443 * cfgloopanal.c: Include regs.h and function-abi.h.
444 (init_set_costs): Use default_function_abi to test whether
445 a general register is call-clobbered.
447 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
449 * cfgcleanup.c (old_insns_match_p): Compare the ABIs of calls
450 instead of the call-clobbered sets.
452 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
454 * caller-save.c (setup_save_areas): Remove redundant |s of
456 (save_call_clobbered_regs): Likewise. Use the call ABI rather
457 than call_used_or_fixed_regs to decide whether a REG_RETURNED
460 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
462 * rtl.h (predefined_function_abi): Declare.
463 (choose_hard_reg_mode): Take a pointer to a predefined_function_abi
464 instead of a boolean call_save flag.
465 * config/gcn/gcn.c (gcn_hard_regno_caller_save_mode): Update call
467 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
468 * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
469 * config/mips/mips.c (mips_hard_regno_caller_save_mode): Likewise.
470 * config/msp430/msp430.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
471 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
472 * config/sh/sh.c (sh_hard_regno_caller_save_mode): Likewise.
473 * reginfo.c (init_reg_modes_target): Likewise.
474 (choose_hard_reg_mode): Take a pointer to a predefined_function_abi
475 instead of a boolean call_save flag.
476 * targhooks.c: Include function-abi.h.
477 (default_dwarf_frame_reg_mode): Update call to choose_hard_reg_mode,
478 using eh_edge_abi to choose the mode.
480 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
482 * target.def (hard_regno_call_part_clobbered): Take an ABI
483 identifier instead of an rtx_insn.
484 * doc/tm.texi: Regenerate.
485 * hooks.h (hook_bool_insn_uint_mode_false): Delete.
486 (hook_bool_uint_uint_mode_false): New function.
487 * hooks.c (hook_bool_insn_uint_mode_false): Delete.
488 (hook_bool_uint_uint_mode_false): New function.
489 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
490 Take an ABI identifier instead of an rtx_insn.
491 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Likewise.
492 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Likewise.
493 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
494 * config/pru/pru.c (pru_hard_regno_call_part_clobbered): Likewise.
495 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
497 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Likewise.
498 * cselib.c: Include function-abi.h.
499 (cselib_process_insn): Update call to
500 targetm.hard_regno_call_part_clobbered, using insn_callee_abi
501 to get the appropriate ABI identifier.
502 * function-abi.cc (predefined_function_abi::initialize): Update call
503 to targetm.hard_regno_call_part_clobbered.
504 * ira-conflicts.c (ira_build_conflicts): Likewise.
505 * ira-costs.c (ira_tune_allocno_costs): Likewise.
506 * lra-constraints.c: Include function-abi.h.
507 (need_for_call_save_p): Update call to
508 targetm.hard_regno_call_part_clobbered, using insn_callee_abi
509 to get the appropriate ABI identifier.
510 * lra-lives.c (check_pseudos_live_through_calls): Likewise.
511 * regcprop.c (copyprop_hardreg_forward_1): Update call
512 to targetm.hard_regno_call_part_clobbered.
513 * reginfo.c (choose_hard_reg_mode): Likewise.
514 * regrename.c (check_new_reg_p): Likewise.
515 * reload.c (find_equiv_reg): Likewise.
516 * reload1.c (emit_reload_insns): Likewise.
517 * sched-deps.c: Include function-abi.h.
518 (deps_analyze_insn): Update call to
519 targetm.hard_regno_call_part_clobbered, using insn_callee_abi
520 to get the appropriate ABI identifier.
521 * sel-sched.c (init_regs_for_mode, mark_unavailable_hard_regs): Update
522 call to targetm.hard_regno_call_part_clobbered.
523 * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
525 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
527 * config/i386/i386.c: Include function-abi.h.
528 (ix86_avx_u128_mode_needed): Treat function calls as AVX_U128_ANY
529 if they preserve some 256-bit or 512-bit SSE registers.
531 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
533 * target.def (insn_callee_abi): New hook.
534 (remove_extra_call_preserved_regs): Delete.
535 * doc/tm.texi.in (TARGET_INSN_CALLEE_ABI): New macro.
536 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): Delete.
537 * doc/tm.texi: Regenerate.
538 * targhooks.h (default_remove_extra_call_preserved_regs): Delete.
539 * targhooks.c (default_remove_extra_call_preserved_regs): Delete.
540 * config/aarch64/aarch64.c (aarch64_simd_call_p): Constify the
542 (aarch64_remove_extra_call_preserved_regs): Delete.
543 (aarch64_insn_callee_abi): New function.
544 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): Delete.
545 (TARGET_INSN_CALLEE_ABI): New macro.
546 * rtl.h (get_call_fndecl): Declare.
547 (cgraph_rtl_info): Fix formatting. Tweak comment for
548 function_used_regs. Remove function_used_regs_valid.
549 * rtlanal.c (get_call_fndecl): Moved from final.c
550 * function-abi.h (insn_callee_abi): Declare.
551 (target_function_abi_info): Mention insn_callee_abi.
552 * function-abi.cc (fndecl_abi): Handle flag_ipa_ra in a similar
553 way to get_call_reg_set_usage did.
554 (insn_callee_abi): New function.
555 * regs.h (get_call_reg_set_usage): Delete.
556 * final.c: Include function-abi.h.
557 (collect_fn_hard_reg_usage): Add fixed and stack registers to
558 function_used_regs before the main loop rather than afterwards.
559 Use insn_callee_abi instead of get_call_reg_set_usage. Exit early
560 if function_used_regs ends up not being useful.
561 (get_call_fndecl): Move to rtlanal.c
562 (get_call_cgraph_rtl_info, get_call_reg_set_usage): Delete.
563 * caller-save.c: Include function-abi.h.
564 (setup_save_areas, save_call_clobbered_regs): Use insn_callee_abi
565 instead of get_call_reg_set_usage.
566 * cfgcleanup.c: Include function-abi.h.
567 (old_insns_match_p): Use insn_callee_abi instead of
568 get_call_reg_set_usage.
569 * cgraph.h (cgraph_node::rtl_info): Take a const_tree instead of
571 * cgraph.c (cgraph_node::rtl_info): Likewise. Initialize
573 * df-scan.c: Include function-abi.h.
574 (df_get_call_refs): Use insn_callee_abi instead of
575 get_call_reg_set_usage.
576 * ira-lives.c: Include function-abi.h.
577 (process_bb_node_lives): Use insn_callee_abi instead of
578 get_call_reg_set_usage.
579 * lra-lives.c: Include function-abi.h.
580 (process_bb_lives): Use insn_callee_abi instead of
581 get_call_reg_set_usage.
582 * postreload.c: Include function-abi.h.
583 (reload_combine): Use insn_callee_abi instead of
584 get_call_reg_set_usage.
585 * regcprop.c: Include function-abi.h.
586 (copyprop_hardreg_forward_1): Use insn_callee_abi instead of
587 get_call_reg_set_usage.
588 * resource.c: Include function-abi.h.
589 (mark_set_resources, mark_target_live_regs): Use insn_callee_abi
590 instead of get_call_reg_set_usage.
591 * var-tracking.c: Include function-abi.h.
592 (dataflow_set_clear_at_call): Use insn_callee_abi instead of
593 get_call_reg_set_usage.
595 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
597 * target.def (fntype_abi): New target hook.
598 * doc/tm.texi.in (TARGET_FNTYPE_ABI): Likewise.
599 * doc/tm.texi: Regenerate.
600 * target.h (predefined_function_abi): Declare.
601 * function-abi.cc (fntype_abi): Call targetm.calls.fntype_abi,
603 * config/aarch64/aarch64.h (ARM_PCS_SIMD): New arm_pcs value.
604 * config/aarch64/aarch64.c: Include function-abi.h.
605 (aarch64_simd_abi, aarch64_fntype_abi): New functions.
606 (TARGET_FNTYPE_ABI): Define.
608 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
610 * Makefile.in (OBJS): Add function-abi.o.
611 (GTFILES): Add function-abi.h.
612 * function-abi.cc: New file.
613 * function-abi.h: Likewise.
614 * emit-rtl.h (rtl_data::abi): New field.
615 * function.c: Include function-abi.h.
616 (prepare_function_start): Initialize crtl->abi.
617 * read-rtl-function.c: Include regs.h and function-abi.h.
618 (read_rtl_function_body): Initialize crtl->abi.
619 (read_rtl_function_body_from_file_range): Likewise.
620 * reginfo.c: Include function-abi.h.
621 (init_reg_sets_1): Initialize default_function_abi.
622 (globalize_reg): Call add_full_reg_clobber for each predefined ABI
623 when making a register global.
624 * target-globals.h (this_target_function_abi_info): Declare.
625 (target_globals::function_abi_info): New field.
626 (restore_target_globals): Copy it.
627 * target-globals.c: Include function-abi.h.
628 (default_target_globals): Initialize the function_abi_info field.
629 (target_globals): Allocate it.
630 (save_target_globals): Free it.
632 2019-09-30 Nick Clifton <nickc@redhat.com>
635 * config/frv/frv.c (frv_register_move_cost): Add break statements
636 to avoid falling through to the wrong cases. Tidy code.
638 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
640 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
641 For multi-registers modes, test how big each register part is.
643 2019-09-30 Nick Clifton <nickc@redhat.com>
646 * config/iq2000/iq2000.c (iq2000_select_section): Delete.
647 (TARGET_ASM_SELECT_SECTION): Remove definition.
648 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Allow definition.
650 2019-09-30 Ilya Leoshkevich <iii@linux.ibm.com>
652 * emit-rtl.c (init_raw_REG): New function.
653 (gen_raw_REG): Use init_raw_REG.
654 * gengenrtl.c (gendef): Emit init_* functions and alloca_*
656 * rtl.c (rtx_alloc_stat_v): Use rtx_init.
657 * rtl.h (rtx_init): New function.
658 (rtx_alloca): New function.
659 (init_raw_REG): New function.
660 (alloca_raw_REG): New macro.
662 2019-09-30 Michael Meissner <meissner@linux.ibm.com>
664 * config/rs6000/predicates.md (pcrel_address): Delete predicate.
665 (pcrel_local_address): Replace pcrel_address predicate, use the
666 new function address_to_insn_form.
667 (pcrel_external_address): Replace with new implementation using
668 address_to_insn_form..
669 (prefixed_mem_operand): Delete predicate which is now unused.
670 (pcrel_external_mem_operand): Delete predicate which is now
672 * config/rs6000/rs6000-protos.h (enum insn_form): New
674 (enum non_prefixed_form): New enumeration.
675 (address_to_insn_form): New declaration.
676 (prefixed_load_p): New declaration.
677 (prefixed_store_p): New declaration.
678 (prefixed_paddi_p): New declaration.
679 (rs6000_asm_output_opcode): New declaration.
680 (rs6000_final_prescan_insn): Move declaration and update calling
682 (address_is_prefixed): New helper inline function.
683 * config/rs6000/rs6000.c(print_operand_address): Check for either
684 PC-relative local symbols or PC-relative external symbols.
685 (rs6000_emit_move): Support loading PC-relative addresses.
686 (mode_supports_prefixed_address_p): Delete, no longer used.
687 (rs6000_prefixed_address_mode_p): Delete, no longer used.
688 (address_to_insn_form): New function to decode an address format.
689 (reg_to_non_prefixed): New function to identify what the
690 non-prefixed memory instruction format is for a register.
691 (prefixed_load_p): New function to identify prefixed loads.
692 (prefixed_store_p): New function to identify prefixed stores.
693 (prefixed_paddi_p): New function to identify prefixed load
695 (next_insn_prefixed_p): New static state variable.
696 (rs6000_final_prescan_insn): New function to determine if an insn
697 uses a prefixed instruction.
698 (rs6000_asm_output_opcode): New function to emit 'p' in front of a
699 prefixed instruction.
700 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): New target hook.
701 (ASM_OUTPUT_OPCODE): New target hook.
702 * config/rs6000/rs6000.md (prefixed): New insn attribute for
703 prefixed instructions.
704 (prefixed_length): New insn attribute for the size of prefixed
706 (non_prefixed_length): New insn attribute for the size of
707 non-prefixed instructions.
708 (pcrel_local_addr): New insn to load up a local PC-relative
710 (pcrel_extern_addr): New insn to load up an external PC-relative
712 (mov<mode>_64bit_dm): Split the alternatives for loading 0.0 to a
713 GPR and loading a 128-bit floating point type to a GPR.
715 2019-09-30 Richard Biener <rguenther@suse.de>
717 * gimple.c (gimple_get_lhs): For PHIs return the result.
718 * tree-vectorizer.h (vectorizable_live_operation): Also get the
719 SLP instance as argument.
720 * tree-vect-loop.c (vect_analyze_loop_operations): Also handle
721 double-reduction PHIs with vectorizable_lc_phi.
722 (vect_analyze_loop_operations): Adjust.
723 (vect_create_epilog_for_reduction): Remove all code not dealing
724 with reduction LC PHI or epilogue generation.
725 (vectorizable_live_operation): Call vect_create_epilog_for_reduction
726 for live stmts of reductions.
727 * tree-vect-stmts.c (vectorizable_condition): When !for_reduction
728 do not handle defs that are not vect_internal_def.
729 (can_vectorize_live_stmts): Adjust.
730 (vect_analyze_stmt): When the vectorized stmt defined a value
731 used on backedges adjust the backedge uses of vectorized PHIs.
733 2019-09-30 Martin Jambor <mjambor@suse.cz>
736 * tree-inline.c (force_value_to_type): New function.
737 (setup_one_parameter): Use force_value_to_type to convert type.
738 * tree-inline.c (force_value_to_type): Declare.
739 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call): Deal
740 with register type mismatches.
742 2019-09-30 Andreas Tobler <andreast@gcc.gnu.org>
744 * config.gcc: Use the secure-plt on FreeBSD 13 and upwards for
746 Define TARGET_FREEBSD32_SECURE_PLT for 64-bit PowerPC.
747 * config/rs6000/t-freebsd64: Make use of the above define and build
748 the 32-bit libraries with secure-plt.
750 2019-09-30 Jakub Jelinek <jakub@redhat.com>
753 * config/i386/i386-expand.c (ix86_expand_adjust_ufix_to_sfix_si): Use
754 gen_int_mode instead of GEN_INT.
756 2019-09-29 Iain Sandoe <iain@sandoe.co.uk>
758 * config/darwin.c (gen_macho_low): Amend to include the mode
760 (machopic_indirect_data_reference): Amend gen_macho_low call
761 to include mode argument
762 * config/rs6000/rs6000.c (emit_move): Likewise. Amend a comment.
763 * config/rs6000/darwin.md (@macho_low_<mode>): New, replaces
764 the macho_high expander and two define_insn entries.
766 2019-09-29 Jakub Jelinek <jakub@redhat.com>
769 * optc-save-gen.awk: Fix up printing string option differences.
771 2019-09-29 Kewen Lin <linkw@gcc.gnu.org>
773 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Lower
774 vec_perm cost to 1 for non-Power7 VSX architectures.
776 2019-09-29 Kewen Lin <linkw@gcc.gnu.org>
778 * config/rs6000/vsx.md (vec_pack[su]_float_v2di): New define_expand.
779 (vec_unpack_[su]fix_trunc_hi_v4sf): Likewise.
780 (vec_unpack_[su]fix_trunc_lo_v4sf): Likewise.
782 2019-09-28 Iain Sandoe <iain@sandoe.co.uk>
784 * config/darwin.c (gen_macho_high): Amend to include the mode
786 (machopic_indirect_data_reference): Amend gen_macho_high call
787 to include mode argument.
788 (machopic_legitimize_pic_address): Likewise.
789 * config/rs6000/rs6000.c (rs6000_legitimize_address):
790 * config/rs6000/darwin.md (@macho_high_<mode>): New, replaces
791 the macho_high expander and two define_insn entries.
793 2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
796 * config/sh/sh.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
798 2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
801 * config/sh/sh.c (parse_validate_atomic_model_option): Use
802 std::string::compare instead of std::string::find.
804 2019-09-27 Maciej W. Rozycki <macro@wdc.com>
806 * configure: Regenerate.
808 2019-09-27 Jakub Jelinek <jakub@redhat.com>
811 * gimplify.c (omp_default_clause): Predetermine DECL_IN_CONSTANT_POOL
814 2019-09-27 Iain Sandoe <iain@sandoe.co.uk>
816 * config/rs6000/darwin.md (@macho_correct_pic_<mode>): New,
817 replaces the expander and two define_insn entries.
818 (@reload_macho_picbase_<mode>): Update gen_macho_correct_pic
820 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Likewise.
822 2019-09-27 David Malcolm <dmalcolm@redhat.com>
824 * fibonacci_heap.h (fibonacci_heap::empty): Make const.
825 (fibonacci_heap::nodes): Likewise.
826 (fibonacci_heap::min_key): Likewise.
827 (fibonacci_heap::min): Likewise.
829 2019-09-27 David Malcolm <dmalcolm@redhat.com>
831 * cgraph.c (cgraph_node::get_fun): Make const.
832 * cgraph.h (cgraph_node::get_fun): Likewise.
834 2019-09-27 Jakub Jelinek <jakub@redhat.com>
837 * config/arm/arm.md (<US>mlal): Remove SE wrappers around operands
840 2019-09-27 Richard Biener <rguenther@suse.de>
842 * tree-vectorizer.h (_stmt_vec_info::reduc_fn): New.
843 (STMT_VINFO_REDUC_FN): Likewise.
844 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
846 * tree-vect-loop.c (vect_is_simple_reduction): Fix STMT_VINFO_REDUC_IDX
847 for condition reductions.
848 (vect_create_epilog_for_reduction): Compute all required state
849 from the stmt to be vectorized.
850 (vectorizable_reduction): Simplify vect_create_epilog_for_reduction
851 invocation and remove then dead code. For single def-use chains
852 record only a single vector stmt.
854 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
856 * config/aarch64/aarch64-protos.h (aarch64_builtin_class): New enum.
857 (AARCH64_BUILTIN_SHIFT, AARCH64_BUILTIN_CLASS): New constants.
858 (aarch64_gimple_fold_builtin, aarch64_mangle_builtin_type)
859 (aarch64_fold_builtin, aarch64_init_builtins, aarch64_expand_builtin):
860 (aarch64_builtin_decl, aarch64_builtin_rsqrt): Delete.
861 (aarch64_general_mangle_builtin_type, aarch64_general_init_builtins):
862 (aarch64_general_fold_builtin, aarch64_general_gimple_fold_builtin):
863 (aarch64_general_expand_builtin, aarch64_general_builtin_decl):
864 (aarch64_general_builtin_rsqrt): Declare.
865 * config/aarch64/aarch64-builtins.c (aarch64_general_add_builtin):
867 (aarch64_mangle_builtin_type): Rename to...
868 (aarch64_general_mangle_builtin_type): ...this.
869 (aarch64_init_fcmla_laneq_builtins, aarch64_init_simd_builtins)
870 (aarch64_init_crc32_builtins, aarch64_init_builtin_rsqrt)
871 (aarch64_init_pauth_hint_builtins, aarch64_init_tme_builtins): Use
872 aarch64_general_add_builtin instead of add_builtin_function.
873 (aarch64_init_builtins): Rename to...
874 (aarch64_general_init_builtins): ...this. Use
875 aarch64_general_add_builtin instead of add_builtin_function.
876 (aarch64_builtin_decl): Rename to...
877 (aarch64_general_builtin_decl): ...this and remove the unused
879 (aarch64_expand_builtin): Rename to...
880 (aarch64_general_expand_builtin): ...this and remove the unused
882 (aarch64_builtin_rsqrt): Rename to...
883 (aarch64_general_builtin_rsqrt): ...this.
884 (aarch64_fold_builtin): Rename to...
885 (aarch64_general_fold_builtin): ...this. Take the function subcode
886 and return type as arguments. Remove the "ignored" argument.
887 (aarch64_gimple_fold_builtin): Rename to...
888 (aarch64_general_gimple_fold_builtin): ...this. Take the function
889 subcode and gcall as arguments, and return the new function call.
890 * config/aarch64/aarch64.c (aarch64_init_builtins)
891 (aarch64_fold_builtin, aarch64_gimple_fold_builtin)
892 (aarch64_expand_builtin, aarch64_builtin_decl): New functions.
893 (aarch64_builtin_reciprocal): Call aarch64_general_builtin_rsqrt
894 instead of aarch64_builtin_rsqrt.
895 (aarch64_mangle_type): Call aarch64_general_mangle_builtin_type
896 instead of aarch64_mangle_builtin_type.
898 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
900 * target.def (check_builtin_call): New target hook.
901 * doc/tm.texi.in (TARGET_CHECK_BUILTIN_CALL): New @hook.
902 * doc/tm.texi: Regenerate.
904 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
906 PR tree-optimization/91909
907 * tree-vect-loop.c (vect_create_epilog_for_reduction): Take a
908 reduc_index parameter. When handling COND_REDUCTION, make sure
909 that the reduction phi operand is in the correct arm of the
911 (vectorizable_reduction): Pass reduc_index to the above.
913 2019-09-27 Yuliang Wang <yuliang.wang@arm.com>
915 * config/aarch64/aarch64-sve2.md (aarch64_sve2_sra<mode>):
918 2019-09-26 Max Filippov <jcmvbkbc@gmail.com>
920 * config/xtensa/xtensa.c (hwloop_optimize): Insert zero overhead
921 loop instruction into new basic block before the loop when basic
922 block that precedes the loop is empty.
924 2019-09-26 Jakub Jelinek <jakub@redhat.com>
926 * function.c (gimplify_parameters): Use build_clobber function.
927 * tree-ssa.c (execute_update_addresses_taken): Likewise.
928 * tree-inline.c (expand_call_inline): Likewise.
929 * tree-sra.c (clobber_subtree): Likewise.
930 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Likewise.
931 * omp-low.c (lower_rec_simd_input_clauses, lower_rec_input_clauses,
932 lower_omp_single, lower_depend_clauses, lower_omp_taskreg,
933 lower_omp_target): Likewise.
934 * omp-expand.c (expand_omp_for_generic): Likewise.
935 * omp-offload.c (ompdevlow_adjust_simt_enter): Likewise.
937 2019-09-26 Will Schmidt <will_schmidt@vnet.ibm.com>
939 * config/rs6000/rs6000-builtin.def: (LVSL, LVSR, LVEBX, LVEHX,
940 LVEWX, LVXL, LVXL_V2DF, LVXL_V2DI, LVXL_V4SF, LVXL_V4SI, LVXL_V8HI,
941 LVXL_V16QI, LVX, LVX_V1TI, LVX_V2DF, LVX_V2DI, LVX_V4SF, LVX_V4SI,
942 LVX_V8HI, LVX_V16QI, LVLX, LVLXL, LVRX, LVRXL, LXSDX, LXVD2X_V1TI,
943 LXVD2X_V2DF, LXVD2X_V2DI, LXVDSX, LXVW4X_V4SF, LXVW4X_V4SI,
944 LXVW4X_V8HI, LXVW4X_V16QI, LD_ELEMREV_V1TI, LD_ELEMREV_V2DF,
945 LD_ELEMREV_V2DI, LD_ELEMREV_V4SF, LD_ELEMREV_V4SI, LD_ELEMREV_V8HI,
946 LD_ELEMREV_V16QI): Use the PURE attribute.
948 2019-09-26 Iain Sandoe <iain@sandoe.co.uk>
950 * config/rs6000/darwin.md: Replace the expanders for
951 load_macho_picbase and reload_macho_picbase with use of '@'
952 and <mode> in their respective define_insns.
953 (nonlocal_goto_receiver): Pass Pmode to gen_reload_macho_picbase.
954 * config/rs6000/rs6000-logue.c (rs6000_emit_prologue): Pass
955 Pmode to gen_load_macho_picbase.
956 * config/rs6000/rs6000.md: Likewise.
958 2019-09-25 Richard Biener <rguenther@suse.de>
960 PR tree-optimization/91896
961 * tree-vect-loop.c (vectorizable_reduction): The single
962 def-use cycle optimization cannot apply when there's more
963 than one pattern stmt involved.
965 2019-09-26 Richard Biener <rguenther@suse.de>
967 * tree-vect-loop.c (vect_analyze_loop_operations): Analyze
968 loop-closed PHIs that are vect_internal_def.
969 (vect_create_epilog_for_reduction): Exit early for nested cycles.
971 (vectorizable_lc_phi): New.
972 * tree-vect-stmts.c (vect_analyze_stmt): Call vectorize_lc_phi.
973 (vect_transform_stmt): Likewise.
974 * tree-vectorizer.h (stmt_vec_info_type): Add lc_phi_info_type.
975 (vectorizable_lc_phi): Declare.
977 2019-09-26 Richard Biener <rguenther@suse.de>
979 * tree-vect-loop.c (vect_analyze_loop_operations): Also call
980 vectorizable_reduction for vect_double_reduction_def.
981 (vect_transform_loop): Likewise.
982 (vect_create_epilog_for_reduction): Move double-reduction
983 PHI creation and preheader argument setting of PHIs ...
984 (vectorizable_reduction): ... here. Also process
985 vect_double_reduction_def PHIs, creating the vectorized
986 PHI nodes, remembering the scalar adjustment computed for
987 the epilogue in STMT_VINFO_REDUC_EPILOGUE_ADJUSTMENT.
988 Remember the original reduction code in STMT_VINFO_REDUC_CODE.
989 * tree-vectorizer.c (vec_info::new_stmt_vec_info):
990 Initialize STMT_VINFO_REDUC_CODE.
991 * tree-vectorizer.h (_stmt_vec_info::reduc_epilogue_adjustment): New.
992 (_stmt_vec_info::reduc_code): Likewise.
993 (STMT_VINFO_REDUC_EPILOGUE_ADJUSTMENT): Likewise.
994 (STMT_VINFO_REDUC_CODE): Likewise.
996 2019-09-26 Matt Turner <mattst88@gmail.com>
999 * config/aarch64/aarch64.opt (march=): Add Negative(march=).
1000 (mtune=): Add Negative(mtune=).
1001 (mcpu=): Add Negative(mcpu=).
1002 * config/arm/arm.opt: Likewise.
1004 2019-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1006 * config/arm/arm.md (arm_<simd32_op>): New define_insn.
1007 * config/arm/arm_acle.h (__smlald, __smlaldx, __smlsld, __smlsldx):
1009 * config/arm/arm_acle.h: Define builtins for the above.
1010 * config/arm/iterators.md (SIMD32_DIMODE): New int_iterator.
1011 (simd32_op): Handle the above.
1012 * config/arm/unspecs.md: Define unspecs for the above.
1014 2019-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1016 * config/arm/arm.md (arm_<simd32_op>): New define_insn.
1017 (arm_<sup>xtb16): Likewise.
1018 (arm_usada8): Likewise.
1019 * config/arm/arm_acle.h (__qadd8, __qsub8, __shadd8, __shsub8,
1020 __uhadd8, __uhsub8, __uqadd8, __uqsub8, __qadd16, __qasx, __qsax,
1021 __qsub16, __shadd16, __shasx, __shsax, __shsub16, __uhadd16, __uhasx,
1022 __uhsax, __uhsub16, __uqadd16, __uqasx, __uqsax, __uqsub16, __sxtab16,
1023 __sxtb16, __uxtab16, __uxtb16): Define.
1024 * config/arm/arm_acle_builtins.def: Define builtins for the above.
1025 * config/arm/unspecs.md: Define unspecs for the above.
1026 * config/arm/iterators.md (SIMD32_NOGE_BINOP): New int_iterator.
1027 (USXTB16): Likewise.
1028 (simd32_op): New int_attribute.
1029 (sup): Handle UNSPEC_SXTB16, UNSPEC_UXTB16.
1030 * doc/sourcebuild.exp (arm_simd32_ok): Document.
1032 2019-09-26 Martin Jambor <mjambor@suse.cz>
1034 * ipa-sra.c (verify_splitting_accesses): Fix quoting in a call to
1037 2019-09-26 Martin Jambor <mjambor@suse.cz>
1039 * ipa-sra.c (process_scan_results): Fix continue condition.
1041 2019-09-26 Martin Liska <mliska@suse.cz>
1043 PR tree-optimization/91885
1044 * tree-vectorizer.c (try_vectorize_loop_1): Add
1045 TODO_update_ssa_only_virtuals similarly to what slp pass does.
1047 2019-09-26 Richard Sandiford <richard.sandiford@arm.com>
1049 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
1050 aarch64_plus_immediate rather than aarch64_uimm12_shift
1051 to test for valid PLUS immediates.
1053 2019-09-25 Martin Jambor <mjambor@suse.cz>
1055 * tree-sra.c (no_accesses_p): Remove.
1056 (no_accesses_representant): Likewise.
1058 2019-09-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1060 * config/aarch64/arm_neon.h (vaba_s8): Use __ in identifiers
1062 (vaba_s16): Likewise.
1063 (vaba_s32): Likewise.
1064 (vaba_u8): Likewise.
1065 (vaba_u16): Likewise.
1066 (vaba_u32): Likewise.
1067 (vabal_high_s8): Likewise.
1068 (vabal_high_s16): Likewise.
1069 (vabal_high_s32): Likewise.
1070 (vabal_high_u8): Likewise.
1071 (vabal_high_u16): Likewise.
1072 (vabal_high_u32): Likewise.
1073 (vabal_s8): Likewise.
1074 (vabal_s16): Likewise.
1075 (vabal_s32): Likewise.
1076 (vabal_u8): Likewise.
1077 (vabal_u16): Likewise.
1078 (vabal_u32): Likewise.
1079 (vabaq_s8): Likewise.
1080 (vabaq_s16): Likewise.
1081 (vabaq_s32): Likewise.
1082 (vabaq_u8): Likewise.
1083 (vabaq_u16): Likewise.
1084 (vabaq_u32): Likewise.
1085 (vabd_s8): Likewise.
1086 (vabd_s16): Likewise.
1087 (vabd_s32): Likewise.
1088 (vabd_u8): Likewise.
1089 (vabd_u16): Likewise.
1090 (vabd_u32): Likewise.
1091 (vabdl_high_s8): Likewise.
1092 (vabdl_high_s16): Likewise.
1093 (vabdl_high_s32): Likewise.
1094 (vabdl_high_u8): Likewise.
1095 (vabdl_high_u16): Likewise.
1096 (vabdl_high_u32): Likewise.
1097 (vabdl_s8): Likewise.
1098 (vabdl_s16): Likewise.
1099 (vabdl_s32): Likewise.
1100 (vabdl_u8): Likewise.
1101 (vabdl_u16): Likewise.
1102 (vabdl_u32): Likewise.
1103 (vabdq_s8): Likewise.
1104 (vabdq_s16): Likewise.
1105 (vabdq_s32): Likewise.
1106 (vabdq_u8): Likewise.
1107 (vabdq_u16): Likewise.
1108 (vabdq_u32): Likewise.
1109 (vaddlv_s8): Likewise.
1110 (vaddlv_s16): Likewise.
1111 (vaddlv_u8): Likewise.
1112 (vaddlv_u16): Likewise.
1113 (vaddlvq_s8): Likewise.
1114 (vaddlvq_s16): Likewise.
1115 (vaddlvq_s32): Likewise.
1116 (vaddlvq_u8): Likewise.
1117 (vaddlvq_u16): Likewise.
1118 (vaddlvq_u32): Likewise.
1119 (vcvtx_f32_f64): Likewise.
1120 (vcvtx_high_f32_f64): Likewise.
1121 (vcvtxd_f32_f64): Likewise.
1122 (vmla_n_f32): Likewise.
1123 (vmla_n_s16): Likewise.
1124 (vmla_n_s32): Likewise.
1125 (vmla_n_u16): Likewise.
1126 (vmla_n_u32): Likewise.
1127 (vmla_s8): Likewise.
1128 (vmla_s16): Likewise.
1129 (vmla_s32): Likewise.
1130 (vmla_u8): Likewise.
1131 (vmla_u16): Likewise.
1132 (vmla_u32): Likewise.
1133 (vmlal_high_n_s16): Likewise.
1134 (vmlal_high_n_s32): Likewise.
1135 (vmlal_high_n_u16): Likewise.
1136 (vmlal_high_n_u32): Likewise.
1137 (vmlal_high_s8): Likewise.
1138 (vmlal_high_s16): Likewise.
1139 (vmlal_high_s32): Likewise.
1140 (vmlal_high_u8): Likewise.
1141 (vmlal_high_u16): Likewise.
1142 (vmlal_high_u32): Likewise.
1143 (vmlal_n_s16): Likewise.
1144 (vmlal_n_s32): Likewise.
1145 (vmlal_n_u16): Likewise.
1146 (vmlal_n_u32): Likewise.
1147 (vmlal_s8): Likewise.
1148 (vmlal_s16): Likewise.
1149 (vmlal_s32): Likewise.
1150 (vmlal_u8): Likewise.
1151 (vmlal_u16): Likewise.
1152 (vmlal_u32): Likewise.
1153 (vmlaq_n_f32): Likewise.
1154 (vmlaq_n_s16): Likewise.
1155 (vmlaq_n_s32): Likewise.
1156 (vmlaq_n_u16): Likewise.
1157 (vmlaq_n_u32): Likewise.
1158 (vmlaq_s8): Likewise.
1159 (vmlaq_s16): Likewise.
1160 (vmlaq_s32): Likewise.
1161 (vmlaq_u8): Likewise.
1162 (vmlaq_u16): Likewise.
1163 (vmlaq_u32): Likewise.
1164 (vmls_n_f32): Likewise.
1165 (vmls_n_s16): Likewise.
1166 (vmls_n_s32): Likewise.
1167 (vmls_n_u16): Likewise.
1168 (vmls_n_u32): Likewise.
1169 (vmls_s8): Likewise.
1170 (vmls_s16): Likewise.
1171 (vmls_s32): Likewise.
1172 (vmls_u8): Likewise.
1173 (vmls_u16): Likewise.
1174 (vmls_u32): Likewise.
1175 (vmlsl_high_n_s16): Likewise.
1176 (vmlsl_high_n_s32): Likewise.
1177 (vmlsl_high_n_u16): Likewise.
1178 (vmlsl_high_n_u32): Likewise.
1179 (vmlsl_high_s8): Likewise.
1180 (vmlsl_high_s16): Likewise.
1181 (vmlsl_high_s32): Likewise.
1182 (vmlsl_high_u8): Likewise.
1183 (vmlsl_high_u16): Likewise.
1184 (vmlsl_high_u32): Likewise.
1185 (vmlsl_n_s16): Likewise.
1186 (vmlsl_n_s32): Likewise.
1187 (vmlsl_n_u16): Likewise.
1188 (vmlsl_n_u32): Likewise.
1189 (vmlsl_s8): Likewise.
1190 (vmlsl_s16): Likewise.
1191 (vmlsl_s32): Likewise.
1192 (vmlsl_u8): Likewise.
1193 (vmlsl_u16): Likewise.
1194 (vmlsl_u32): Likewise.
1195 (vmlsq_n_f32): Likewise.
1196 (vmlsq_n_s16): Likewise.
1197 (vmlsq_n_s32): Likewise.
1198 (vmlsq_n_u16): Likewise.
1199 (vmlsq_n_u32): Likewise.
1200 (vmlsq_s8): Likewise.
1201 (vmlsq_s16): Likewise.
1202 (vmlsq_s32): Likewise.
1203 (vmlsq_u8): Likewise.
1204 (vmlsq_u16): Likewise.
1205 (vmlsq_u32): Likewise.
1206 (vmovl_high_s8): Likewise.
1207 (vmovl_high_s16): Likewise.
1208 (vmovl_high_s32): Likewise.
1209 (vmovl_high_u8): Likewise.
1210 (vmovl_high_u16): Likewise.
1211 (vmovl_high_u32): Likewise.
1212 (vmovl_s8): Likewise.
1213 (vmovl_s16): Likewise.
1214 (vmovl_s32): Likewise.
1215 (vmovl_u8): Likewise.
1216 (vmovl_u16): Likewise.
1217 (vmovl_u32): Likewise.
1218 (vmovn_high_s16): Likewise.
1219 (vmovn_high_s32): Likewise.
1220 (vmovn_high_s64): Likewise.
1221 (vmovn_high_u16): Likewise.
1222 (vmovn_high_u32): Likewise.
1223 (vmovn_high_u64): Likewise.
1224 (vmovn_s16): Likewise.
1225 (vmovn_s32): Likewise.
1226 (vmovn_s64): Likewise.
1227 (vmovn_u16): Likewise.
1228 (vmovn_u32): Likewise.
1229 (vmovn_u64): Likewise.
1230 (vmull_high_n_s16): Likewise.
1231 (vmull_high_n_s32): Likewise.
1232 (vmull_high_n_u16): Likewise.
1233 (vmull_high_n_u32): Likewise.
1234 (vmull_high_p8): Likewise.
1235 (vmull_high_s8): Likewise.
1236 (vmull_high_s16): Likewise.
1237 (vmull_high_s32): Likewise.
1238 (vmull_high_u8): Likewise.
1239 (vmull_high_u16): Likewise.
1240 (vmull_high_u32): Likewise.
1241 (vmull_n_s16): Likewise.
1242 (vmull_n_s32): Likewise.
1243 (vmull_n_u16): Likewise.
1244 (vmull_n_u32): Likewise.
1245 (vmull_p8): Likewise.
1246 (vmull_s8): Likewise.
1247 (vmull_s16): Likewise.
1248 (vmull_s32): Likewise.
1249 (vmull_u8): Likewise.
1250 (vmull_u16): Likewise.
1251 (vmull_u32): Likewise.
1252 (vpadal_s8): Likewise.
1253 (vpadal_s16): Likewise.
1254 (vpadal_s32): Likewise.
1255 (vpadal_u8): Likewise.
1256 (vpadal_u16): Likewise.
1257 (vpadal_u32): Likewise.
1258 (vpadalq_s8): Likewise.
1259 (vpadalq_s16): Likewise.
1260 (vpadalq_s32): Likewise.
1261 (vpadalq_u8): Likewise.
1262 (vpadalq_u16): Likewise.
1263 (vpadalq_u32): Likewise.
1264 (vpaddl_s8): Likewise.
1265 (vpaddl_s16): Likewise.
1266 (vpaddl_s32): Likewise.
1267 (vpaddl_u8): Likewise.
1268 (vpaddl_u16): Likewise.
1269 (vpaddl_u32): Likewise.
1270 (vpaddlq_s8): Likewise.
1271 (vpaddlq_s16): Likewise.
1272 (vpaddlq_s32): Likewise.
1273 (vpaddlq_u8): Likewise.
1274 (vpaddlq_u16): Likewise.
1275 (vpaddlq_u32): Likewise.
1276 (vpaddq_s8): Likewise.
1277 (vpaddq_s16): Likewise.
1278 (vpaddq_s32): Likewise.
1279 (vpaddq_s64): Likewise.
1280 (vpaddq_u8): Likewise.
1281 (vpaddq_u16): Likewise.
1282 (vpaddq_u32): Likewise.
1283 (vpaddq_u64): Likewise.
1284 (vqdmulh_n_s16): Likewise.
1285 (vqdmulh_n_s32): Likewise.
1286 (vqdmulhq_n_s16): Likewise.
1287 (vqdmulhq_n_s32): Likewise.
1288 (vqmovn_high_s16): Likewise.
1289 (vqmovn_high_s32): Likewise.
1290 (vqmovn_high_s64): Likewise.
1291 (vqmovn_high_u16): Likewise.
1292 (vqmovn_high_u32): Likewise.
1293 (vqmovn_high_u64): Likewise.
1294 (vqmovun_high_s16): Likewise.
1295 (vqmovun_high_s32): Likewise.
1296 (vqmovun_high_s64): Likewise.
1297 (vqrdmulh_n_s16): Likewise.
1298 (vqrdmulh_n_s32): Likewise.
1299 (vqrdmulhq_n_s16): Likewise.
1300 (vqrdmulhq_n_s32): Likewise.
1301 (vrsqrte_u32): Likewise.
1302 (vrsqrteq_u32): Likewise.
1303 (vtst_p8): Likewise.
1304 (vtst_p16): Likewise.
1305 (vtst_p64): Likewise.
1306 (vtstq_p8): Likewise.
1307 (vtstq_p16): Likewise.
1308 (vtstq_p64): Likewise.
1309 (vaddlv_s32): Likewise.
1310 (vaddlv_u32): Likewise.
1311 (vqtbl1_p8): Likewise.
1312 (vqtbl1_s8): Likewise.
1313 (vqtbl1_u8): Likewise.
1314 (vqtbl1q_p8): Likewise.
1315 (vqtbl1q_s8): Likewise.
1316 (vqtbl1q_u8): Likewise.
1317 (vqtbx1_s8): Likewise.
1318 (vqtbx1_u8): Likewise.
1319 (vqtbx1_p8): Likewise.
1320 (vqtbx1q_s8): Likewise.
1321 (vqtbx1q_u8): Likewise.
1322 (vqtbx1q_p8): Likewise.
1323 (vtbl1_s8): Likewise.
1324 (vtbl1_u8): Likewise.
1325 (vtbl1_p8): Likewise.
1326 (vtbl2_s8): Likewise.
1327 (vtbl2_u8): Likewise.
1328 (vtbl2_p8): Likewise.
1329 (vtbl3_s8): Likewise.
1330 (vtbl3_u8): Likewise.
1331 (vtbl3_p8): Likewise.
1332 (vtbl4_s8): Likewise.
1333 (vtbl4_u8): Likewise.
1334 (vtbl4_p8): Likewise.
1335 (vtbx2_s8): Likewise.
1336 (vtbx2_u8): Likewise.
1337 (vtbx2_p8): Likewise.
1338 (vld1_f32): Likewise.
1339 (vld1_f64): Likewise.
1340 (vld1_p8): Likewise.
1341 (vld1_p16): Likewise.
1342 (vld1_p64): Likewise.
1343 (vld1_s8): Likewise.
1344 (vld1_s16): Likewise.
1345 (vld1_s32): Likewise.
1346 (vld1_s64): Likewise.
1347 (vld1_u8): Likewise.
1348 (vld1_u16): Likewise.
1349 (vld1_u32): Likewise.
1350 (vld1_u64): Likewise.
1351 (vld1q_f32): Likewise.
1352 (vld1q_f64): Likewise.
1353 (vld1q_p8): Likewise.
1354 (vld1q_p16): Likewise.
1355 (vld1q_p64): Likewise.
1356 (vld1q_s8): Likewise.
1357 (vld1q_s16): Likewise.
1358 (vld1q_s32): Likewise.
1359 (vld1q_s64): Likewise.
1360 (vld1q_u8): Likewise.
1361 (vld1q_u16): Likewise.
1362 (vld1q_u32): Likewise.
1363 (vld1q_u64): Likewise.
1364 (vpmax_s8): Likewise.
1365 (vpmax_s16): Likewise.
1366 (vpmax_s32): Likewise.
1367 (vpmax_u8): Likewise.
1368 (vpmax_u16): Likewise.
1369 (vpmax_u32): Likewise.
1370 (vpmaxq_s8): Likewise.
1371 (vpmaxq_s16): Likewise.
1372 (vpmaxq_s32): Likewise.
1373 (vpmaxq_u8): Likewise.
1374 (vpmaxq_u16): Likewise.
1375 (vpmaxq_u32): Likewise.
1376 (vpmax_f32): Likewise.
1377 (vpmaxq_f32): Likewise.
1378 (vpmaxq_f64): Likewise.
1379 (vpmaxqd_f64): Likewise.
1380 (vpmaxs_f32): Likewise.
1381 (vpmaxnm_f32): Likewise.
1382 (vpmaxnmq_f32): Likewise.
1383 (vpmaxnmq_f64): Likewise.
1384 (vpmaxnmqd_f64): Likewise.
1385 (vpmaxnms_f32): Likewise.
1386 (vpmin_s8): Likewise.
1387 (vpmin_s16): Likewise.
1388 (vpmin_s32): Likewise.
1389 (vpmin_u8): Likewise.
1390 (vpmin_u16): Likewise.
1391 (vpmin_u32): Likewise.
1392 (vpminq_s8): Likewise.
1393 (vpminq_s16): Likewise.
1394 (vpminq_s32): Likewise.
1395 (vpminq_u8): Likewise.
1396 (vpminq_u16): Likewise.
1397 (vpminq_u32): Likewise.
1398 (vpmin_f32): Likewise.
1399 (vpminq_f32): Likewise.
1400 (vpminq_f64): Likewise.
1401 (vpminqd_f64): Likewise.
1402 (vpmins_f32): Likewise.
1403 (vpminnm_f32): Likewise.
1404 (vpminnmq_f32): Likewise.
1405 (vpminnmq_f64): Likewise.
1406 (vpminnmqd_f64): Likewise.
1407 (vpminnms_f32): Likewise.
1408 (vmla_f32): Likewise.
1409 (vmlaq_f32): Likewise.
1410 (vmlaq_f64): Likewise.
1411 (vmls_f32): Likewise.
1412 (vmlsq_f32): Likewise.
1413 (vmlsq_f64): Likewise.
1414 (vqtbl2_s8): Likewise.
1415 (vqtbl2_u8): Likewise.
1416 (vqtbl2_p8): Likewise.
1417 (vqtbl2q_s8): Likewise.
1418 (vqtbl2q_u8): Likewise.
1419 (vqtbl2q_p8): Likewise.
1420 (vqtbl3_s8): Likewise.
1421 (vqtbl3_u8): Likewise.
1422 (vqtbl3_p8): Likewise.
1423 (vqtbl3q_s8): Likewise.
1424 (vqtbl3q_u8): Likewise.
1425 (vqtbl3q_p8): Likewise.
1426 (vqtbl4_s8): Likewise.
1427 (vqtbl4_u8): Likewise.
1428 (vqtbl4_p8): Likewise.
1429 (vqtbl4q_s8): Likewise.
1430 (vqtbl4q_u8): Likewise.
1431 (vqtbl4q_p8): Likewise.
1432 (vqtbx2_s8): Likewise.
1433 (vqtbx2_u8): Likewise.
1434 (vqtbx2_p8): Likewise.
1435 (vqtbx2q_s8): Likewise.
1436 (vqtbx2q_u8): Likewise.
1437 (vqtbx2q_p8): Likewise.
1438 (vqtbx3_s8): Likewise.
1439 (vqtbx3_u8): Likewise.
1440 (vqtbx3_p8): Likewise.
1441 (vqtbx3q_s8): Likewise.
1442 (vqtbx3q_u8): Likewise.
1443 (vqtbx3q_p8): Likewise.
1444 (vqtbx4_s8): Likewise.
1445 (vqtbx4_u8): Likewise.
1446 (vqtbx4_p8): Likewise.
1447 (vqtbx4q_s8): Likewise.
1448 (vqtbx4q_u8): Likewise.
1449 (vqtbx4q_p8): Likewise.
1450 (vrev16_p8): Likewise.
1451 (vrev16_s8): Likewise.
1452 (vrev16_u8): Likewise.
1453 (vrev16q_p8): Likewise.
1454 (vrev16q_s8): Likewise.
1455 (vrev16q_u8): Likewise.
1456 (vrev32_p8): Likewise.
1457 (vrev32_p16): Likewise.
1458 (vrev32_s8): Likewise.
1459 (vrev32_s16): Likewise.
1460 (vrev32_u8): Likewise.
1461 (vrev32_u16): Likewise.
1462 (vrev32q_p8): Likewise.
1463 (vrev32q_p16): Likewise.
1464 (vrev32q_s8): Likewise.
1465 (vrev32q_s16): Likewise.
1466 (vrev32q_u8): Likewise.
1467 (vrev32q_u16): Likewise.
1468 (vrev64_f32): Likewise.
1469 (vrev64_p8): Likewise.
1470 (vrev64_p16): Likewise.
1471 (vrev64_s8): Likewise.
1472 (vrev64_s16): Likewise.
1473 (vrev64_s32): Likewise.
1474 (vrev64_u8): Likewise.
1475 (vrev64_u16): Likewise.
1476 (vrev64_u32): Likewise.
1477 (vrev64q_f32): Likewise.
1478 (vrev64q_p8): Likewise.
1479 (vrev64q_p16): Likewise.
1480 (vrev64q_s8): Likewise.
1481 (vrev64q_s16): Likewise.
1482 (vrev64q_s32): Likewise.
1483 (vrev64q_u8): Likewise.
1484 (vrev64q_u16): Likewise.
1485 (vrev64q_u32): Likewise.
1486 (vsha1cq_u32): Likewise.
1487 (vsha1mq_u32): Likewise.
1488 (vsha1pq_u32): Likewise.
1489 (vsha1h_u32): Likewise.
1490 (vsha1su0q_u32): Likewise.
1491 (vsha1su1q_u32): Likewise.
1492 (vsha256hq_u32): Likewise.
1493 (vsha256h2q_u32): Likewise.
1494 (vsha256su0q_u32): Likewise.
1495 (vsha256su1q_u32): Likewise.
1496 (vmull_p64): Likewise.
1497 (vmull_high_p64): Likewise.
1498 (vsqrt_f32): Likewise.
1499 (vsqrtq_f32): Likewise.
1500 (vsqrt_f64): Likewise.
1501 (vsqrtq_f64): Likewise.
1502 (vst1_f32): Likewise.
1503 (vst1_f64): Likewise.
1504 (vst1_p8): Likewise.
1505 (vst1_p16): Likewise.
1506 (vst1_p64): Likewise.
1507 (vst1_s8): Likewise.
1508 (vst1_s16): Likewise.
1509 (vst1_s32): Likewise.
1510 (vst1_s64): Likewise.
1511 (vst1_u8): Likewise.
1512 (vst1_u16): Likewise.
1513 (vst1_u32): Likewise.
1514 (vst1_u64): Likewise.
1515 (vst1q_f32): Likewise.
1516 (vst1q_f64): Likewise.
1517 (vst1q_p8): Likewise.
1518 (vst1q_p16): Likewise.
1519 (vst1q_p64): Likewise.
1520 (vst1q_s8): Likewise.
1521 (vst1q_s16): Likewise.
1522 (vst1q_s32): Likewise.
1523 (vst1q_s64): Likewise.
1524 (vst1q_u8): Likewise.
1525 (vst1q_u16): Likewise.
1526 (vst1q_u32): Likewise.
1527 (vst1q_u64): Likewise.
1528 (vst1_s64_x2): Likewise.
1529 (vst1_u64_x2): Likewise.
1530 (vst1_f64_x2): Likewise.
1531 (vst1_s8_x2): Likewise.
1532 (vst1_p8_x2): Likewise.
1533 (vst1_s16_x2): Likewise.
1534 (vst1_p16_x2): Likewise.
1535 (vst1_s32_x2): Likewise.
1536 (vst1_u8_x2): Likewise.
1537 (vst1_u16_x2): Likewise.
1538 (vst1_u32_x2): Likewise.
1539 (vst1_f16_x2): Likewise.
1540 (vst1_f32_x2): Likewise.
1541 (vst1_p64_x2): Likewise.
1542 (vst1q_s8_x2): Likewise.
1543 (vst1q_p8_x2): Likewise.
1544 (vst1q_s16_x2): Likewise.
1545 (vst1q_p16_x2): Likewise.
1546 (vst1q_s32_x2): Likewise.
1547 (vst1q_s64_x2): Likewise.
1548 (vst1q_u8_x2): Likewise.
1549 (vst1q_u16_x2): Likewise.
1550 (vst1q_u32_x2): Likewise.
1551 (vst1q_u64_x2): Likewise.
1552 (vst1q_f16_x2): Likewise.
1553 (vst1q_f32_x2): Likewise.
1554 (vst1q_f64_x2): Likewise.
1555 (vst1q_p64_x2): Likewise.
1556 (vst1_s64_x3): Likewise.
1557 (vst1_u64_x3): Likewise.
1558 (vst1_f64_x3): Likewise.
1559 (vst1_s8_x3): Likewise.
1560 (vst1_p8_x3): Likewise.
1561 (vst1_s16_x3): Likewise.
1562 (vst1_p16_x3): Likewise.
1563 (vst1_s32_x3): Likewise.
1564 (vst1_u8_x3): Likewise.
1565 (vst1_u16_x3): Likewise.
1566 (vst1_u32_x3): Likewise.
1567 (vst1_f16_x3): Likewise.
1568 (vst1_f32_x3): Likewise.
1569 (vst1_p64_x3): Likewise.
1570 (vst1q_s8_x3): Likewise.
1571 (vst1q_p8_x3): Likewise.
1572 (vst1q_s16_x3): Likewise.
1573 (vst1q_p16_x3): Likewise.
1574 (vst1q_s32_x3): Likewise.
1575 (vst1q_s64_x3): Likewise.
1576 (vst1q_u8_x3): Likewise.
1577 (vst1q_u16_x3): Likewise.
1578 (vst1q_u32_x3): Likewise.
1579 (vst1q_u64_x3): Likewise.
1580 (vst1q_f16_x3): Likewise.
1581 (vst1q_f32_x3): Likewise.
1582 (vst1q_f64_x3): Likewise.
1583 (vst1q_p64_x3): Likewise.
1584 (vst2_s64): Likewise.
1585 (vst2_u64): Likewise.
1586 (vst2_f64): Likewise.
1587 (vst2_s8): Likewise.
1588 (vst2_p8): Likewise.
1589 (vst2_s16): Likewise.
1590 (vst2_p16): Likewise.
1591 (vst2_s32): Likewise.
1592 (vst2_u8): Likewise.
1593 (vst2_u16): Likewise.
1594 (vst2_u32): Likewise.
1595 (vst2_f16): Likewise.
1596 (vst2_f32): Likewise.
1597 (vst2_p64): Likewise.
1598 (vst2q_s8): Likewise.
1599 (vst2q_p8): Likewise.
1600 (vst2q_s16): Likewise.
1601 (vst2q_p16): Likewise.
1602 (vst2q_s32): Likewise.
1603 (vst2q_s64): Likewise.
1604 (vst2q_u8): Likewise.
1605 (vst2q_u16): Likewise.
1606 (vst2q_u32): Likewise.
1607 (vst2q_u64): Likewise.
1608 (vst2q_f16): Likewise.
1609 (vst2q_f32): Likewise.
1610 (vst2q_f64): Likewise.
1611 (vst2q_p64): Likewise.
1612 (vst3_s64): Likewise.
1613 (vst3_u64): Likewise.
1614 (vst3_f64): Likewise.
1615 (vst3_s8): Likewise.
1616 (vst3_p8): Likewise.
1617 (vst3_s16): Likewise.
1618 (vst3_p16): Likewise.
1619 (vst3_s32): Likewise.
1620 (vst3_u8): Likewise.
1621 (vst3_u16): Likewise.
1622 (vst3_u32): Likewise.
1623 (vst3_f16): Likewise.
1624 (vst3_f32): Likewise.
1625 (vst3_p64): Likewise.
1626 (vst3q_s8): Likewise.
1627 (vst3q_p8): Likewise.
1628 (vst3q_s16): Likewise.
1629 (vst3q_p16): Likewise.
1630 (vst3q_s32): Likewise.
1631 (vst3q_s64): Likewise.
1632 (vst3q_u8): Likewise.
1633 (vst3q_u16): Likewise.
1634 (vst3q_u32): Likewise.
1635 (vst3q_u64): Likewise.
1636 (vst3q_f16): Likewise.
1637 (vst3q_f32): Likewise.
1638 (vst3q_f64): Likewise.
1639 (vst3q_p64): Likewise.
1640 (vst4_s64): Likewise.
1641 (vst4_u64): Likewise.
1642 (vst4_f64): Likewise.
1643 (vst4_s8): Likewise.
1644 (vst4_p8): Likewise.
1645 (vst4_s16): Likewise.
1646 (vst4_p16): Likewise.
1647 (vst4_s32): Likewise.
1648 (vst4_u8): Likewise.
1649 (vst4_u16): Likewise.
1650 (vst4_u32): Likewise.
1651 (vst4_f16): Likewise.
1652 (vst4_f32): Likewise.
1653 (vst4_p64): Likewise.
1654 (vst4q_s8): Likewise.
1655 (vst4q_p8): Likewise.
1656 (vst4q_s16): Likewise.
1657 (vst4q_p16): Likewise.
1658 (vst4q_s32): Likewise.
1659 (vst4q_s64): Likewise.
1660 (vst4q_u8): Likewise.
1661 (vst4q_u16): Likewise.
1662 (vst4q_u32): Likewise.
1663 (vst4q_u64): Likewise.
1664 (vst4q_f16): Likewise.
1665 (vst4q_f32): Likewise.
1666 (vst4q_f64): Likewise.
1667 (vst4q_p64): Likewise.
1668 (vtbx4_s8): Likewise.
1669 (vtbx4_u8): Likewise.
1670 (vtbx4_p8): Likewise.
1671 (vtrn_f32): Likewise.
1672 (vtrn_p8): Likewise.
1673 (vtrn_p16): Likewise.
1674 (vtrn_s8): Likewise.
1675 (vtrn_s16): Likewise.
1676 (vtrn_s32): Likewise.
1677 (vtrn_u8): Likewise.
1678 (vtrn_u16): Likewise.
1679 (vtrn_u32): Likewise.
1680 (vtrnq_f32): Likewise.
1681 (vtrnq_p8): Likewise.
1682 (vtrnq_p16): Likewise.
1683 (vtrnq_s8): Likewise.
1684 (vtrnq_s16): Likewise.
1685 (vtrnq_s32): Likewise.
1686 (vtrnq_u8): Likewise.
1687 (vtrnq_u16): Likewise.
1688 (vtrnq_u32): Likewise.
1689 (vrsqrte_f16): Likewise.
1690 (vrsqrteq_f16): Likewise.
1691 (vsqrt_f16): Likewise.
1692 (vsqrtq_f16): Likewise.
1693 (vabd_f16): Likewise.
1694 (vabdq_f16): Likewise.
1695 (vpadd_f16): Likewise.
1696 (vpaddq_f16): Likewise.
1697 (vpmax_f16): Likewise.
1698 (vpmaxq_f16): Likewise.
1699 (vpmaxnm_f16): Likewise.
1700 (vpmaxnmq_f16): Likewise.
1701 (vpmin_f16): Likewise.
1702 (vpminq_f16): Likewise.
1703 (vpminnm_f16): Likewise.
1704 (vpminnmq_f16): Likewise.
1705 (vrsqrts_f16): Likewise.
1706 (vrsqrtsq_f16): Likewise.
1708 2019-09-25 Richard Biener <rguenther@suse.de>
1710 PR tree-optimization/91896
1711 * tree-vect-loop.c (vectorizable_reduction): The single
1712 def-use cycle optimization cannot apply when there's more
1713 than one pattern stmt involved.
1715 2019-09-24 Iain Sandoe <iain@sandoe.co.uk>
1717 * config/rs6000/rs6000.md (load_macho_picbase_<mode>): New, using
1718 the 'P' mode iterator, replacing the (removed) SI and DI variants.
1719 (reload_macho_picbase_<mode>): Likewise.
1721 2019-09-24 Iain Sandoe <iain@sandoe.co.uk>
1723 * config/rs6000/rs6000.md: Move darwin.md include until
1724 after the definition of the mode iterators.
1726 2019-09-23 Martin Sebor <msebor@redhat.com>
1728 PR tree-optimization/91570
1729 * tree-ssa-strlen.c (get_range_strlen_dynamic): Handle null and
1730 non-constant minlen, maxlen and maxbound.
1732 2019-09-24 Richard Biener <rguenther@suse.de>
1734 * tree-vectorizer.h (_stmt_vec_info::const_cond_reduc_code):
1736 (_stmt_vec_info::cond_reduc_code): ... this.
1737 (_stmt_vec_info::induc_cond_initial_val): Add.
1738 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): Rename to...
1739 (STMT_VINFO_VEC_COND_REDUC_CODE): ... this.
1740 (STMT_VINFO_VEC_INDUC_COND_INITIAL_VAL): Add.
1741 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Adjust.
1742 * tree-vect-loop.c (get_initial_def_for_reduction): Pass in
1744 (vect_create_epilog_for_reduction): Drop special
1745 induction condition reduction params, pass in reduction code
1747 (vectorizable_reduction): Perform condition reduction kind
1748 selection only at analysis time. Adjust passing on state.
1750 2019-09-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1752 * config/aarch64/aarch64.md (mov<mode>): Don't call
1753 aarch64_split_dimode_const_store on volatile MEM.
1755 2019-09-24 Stamatis Markianos-Wright <stam.markianos-wright@arm.com>
1757 * config/aarch64/aarch64-option-extensions.def (fp16fml):
1758 Update hwcap string for fp16fml.
1760 2019-09-24 Jakub Jelinek <jakub@redhat.com>
1763 * match.pd (((T)(A)) + CST -> (T)(A + CST)): Formatting fix.
1764 (((T)(A + CST1)) + CST2 -> (T)(A) + (T)CST1 + CST2): New optimization.
1766 2019-09-24 Martin Liska <mliska@suse.cz>
1768 * cfgexpand.c (gimple_assign_rhs_to_tree): Use switch statement
1769 instead of if-elseif-elseif-...
1770 * gimple-expr.c (extract_ops_from_tree): Likewise.
1771 * gimple.c (get_gimple_rhs_num_ops): Likewise.
1772 * tree-ssa-forwprop.c (rhs_to_tree): Likewise.
1774 2019-09-24 Martin Jambor <mjambor@suse.cz>
1777 * ipa-param-manipulation.c (carry_over_param): Make a method of
1778 ipa_param_body_adjustments, remove now unnecessary argument. Also copy
1779 in case of a context mismatch.
1780 (ipa_param_body_adjustments::common_initialization): Adjust call to
1782 * ipa-param-manipulation.h (class ipa_param_body_adjustments): Add
1783 private method carry_over_param.
1785 2019-09-24 Martin Jambor <mjambor@suse.cz>
1788 * ipa-sra.c (scan_expr_access): Check that offset is non-negative.
1790 2019-09-24 Richard Biener <rguenther@suse.de>
1792 * tree-ssa-sccvn.c (vn_reference_lookup_3): Valueize MEM_REF
1795 2019-09-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1797 * config/arm/t-arm (arm-builtins.o): Add dependency on
1798 arm_acle_builtins.def.
1800 2019-09-23 Richard Sandiford <richard.sandiford@arm.com>
1803 * config/rs6000/altivec.md (altivec_copysign_v4sf3): Generate
1804 canonical CONST_INTs. Use gen_rtvec.
1806 2019-09-23 Richard Biener <rguenther@suse.de>
1808 * tree-vect-loop.c (get_initial_def_for_reduction): Simplify,
1809 avoid adjusting by + 0 or * 1.
1810 (vect_create_epilog_for_reduction): Get reduction code only
1811 when necessary. Deal with adjustment_def only when necessary.
1813 2019-09-23 Richard Sandiford <richard.sandiford@arm.com>
1815 * config/aarch64/atomics.md (aarch64_store_exclusive_pair): Fix
1818 2019-09-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1821 * lto-section-in.c (lto_section_name): Use "ipa_sra" instead of
1824 2019-09-22 Iain Sandoe <iain@sandoe.co.uk>
1826 * config/rs6000/rs6000.c (machopic_output_stub): Remove dead
1827 code. Merge code blocks with common conditionals. Use declared
1828 macro instead of a magic number for PIC level.
1830 2019-09-21 Martin Sebor <msebor@redhat.com>
1833 * gcc/gimple-ssa-warn-restrict.c (builtin_memref::set_base_and_offset):
1834 Simplify computation of the offset of the referenced subobject.
1836 2019-09-21 Iain Sandoe <iain@sandoe.co.uk>
1838 * config/darwin.c (machopic_legitimize_pic_address): Check
1841 2019-09-21 Richard Sandiford <richard.sandiford@arm.com>
1843 * ira-conflicts.c (can_use_same_reg_p): New function.
1844 (process_reg_shuffles): Take an insn parameter. Ignore cases
1845 in which input operand op_num could seemingly never be allocated
1846 to the same register as the destination.
1847 (add_insn_allocno_copies): Update call to process_reg_shuffles.
1849 2019-09-21 Richard Sandiford <richard.sandiford@arm.com>
1851 * simplify-rtx.c (neg_const_int): Replace with...
1852 (neg_poly_int_rtx): ...this new function.
1853 (simplify_binary_operation_1): Extend (minus x C) -> (plus X -C)
1854 to all CONST_SCALAR_INTs and to CONST_POLY_INT.
1855 (simplify_plus_minus): Likewise for constant terms here.
1857 2019-09-20 Jonas Pfeil <jonas.pfeil@uli-ulm.de>
1859 * config/microblaze/microblaze.h (ASM_OUTPUT_SKIP): Use
1860 HOST_WIDE_PRINT_UNSIGNED.
1862 2019-09-20 John David Anglin <danglin@gcc.gnu.org>
1864 * config/pa/pa.c (pa_trampoline_init): Remove spurious extended
1867 2019-09-20 Maya Rashish <coypu@sdf.org>
1870 * config/vax/vax.c (TARGET_HAVE_SPECULATION_SAFE_VALUE):
1871 Define to speculation_safe_value_not_needed.
1873 2019-09-20 Richard Biener <rguenther@suse.de>
1874 Uros Bizjak <ubizjak@gmail.com>
1877 * config/i386/i386-features.c (gen_gpr_to_xmm_move_src): Revert
1879 (general_scalar_chain::convert_op): Force not suitable memory
1880 operands to a register.
1882 2019-09-20 Richard Biener <rguenther@suse.de>
1884 PR tree-optimization/91821
1885 * tree-vect-loop.c (check_reduction_path): Check we can compute
1887 (vect_is_simple_reduction): Set STMT_VINFO_REDUC_IDX.
1888 * tree-vect-patterns.c (vect_reassociating_reduction_p): Return
1889 operands in canonical order.
1890 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
1891 STMT_VINFO_REDUC_IDX.
1892 * tree-vectorizer.h (_stmt_vec_info::reduc_idx): New.
1893 (STMT_VINFO_REDUC_IDX): Likewise.
1895 2019-09-20 Eric Botcazou <ebotcazou@adacore.com>
1898 * config/sparc/sparc.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
1900 2019-09-20 Richard Biener <rguenther@suse.de>
1902 PR tree-optimization/91822
1903 * tree-vectorizer.h (vectorizable_condition): Restore for_reduction
1905 * tree-vect-loop.c (vectorizable_reduction): Adjust asserts
1906 for reduc_index in nested cycles, adjust vectorizable_condition
1908 * tree-vect-stmts.c (vectorizable_condition): Restore for_reduction
1910 (vect_analyze_stmt): Adjust.
1911 (vect_transform_stmt): Likewise.
1913 2019-09-20 Richard Biener <rguenther@suse.de>
1916 * config/i386/i386-features.c (general_scalar_chain::convert_registers):
1917 Ensure there's a sequence point between allocating the new register
1918 and passing a reference to a reg via regno_reg_rtx.
1920 2019-09-20 Martin Jambor <mjambor@suse.cz>
1922 * coretypes.h (cgraph_edge): Declare.
1923 * ipa-param-manipulation.c: Rewrite.
1924 * ipa-param-manipulation.h: Likewise.
1925 * Makefile.in (GTFILES): Added ipa-param-manipulation.h and ipa-sra.c.
1926 (OBJS): Added ipa-sra.o.
1927 * cgraph.h (ipa_replace_map): Removed fields old_tree, replace_p
1928 and ref_p, added fields param_adjustments and performed_splits.
1929 (struct cgraph_clone_info): Remove ags_to_skip and
1930 combined_args_to_skip, new field param_adjustments.
1931 (cgraph_node::create_clone): Changed parameters to use
1932 ipa_param_adjustments.
1933 (cgraph_node::create_virtual_clone): Likewise.
1934 (cgraph_node::create_virtual_clone_with_body): Likewise.
1935 (tree_function_versioning): Likewise.
1936 (cgraph_build_function_type_skip_args): Removed.
1937 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Convert to
1938 using ipa_param_adjustments.
1939 (clone_of_p): Likewise.
1940 * cgraphclones.c (cgraph_build_function_type_skip_args): Removed.
1941 (build_function_decl_skip_args): Likewise.
1942 (duplicate_thunk_for_node): Adjust parameters using
1943 ipa_param_body_adjustments, copy param_adjustments instead of
1945 (cgraph_node::create_clone): Convert to using ipa_param_adjustments.
1946 (cgraph_node::create_virtual_clone): Likewise.
1947 (cgraph_node::create_version_clone_with_body): Likewise.
1948 (cgraph_materialize_clone): Likewise.
1949 (symbol_table::materialize_all_clones): Likewise.
1950 * ipa-fnsummary.c (ipa_fn_summary_t::duplicate): Simplify
1951 ipa_replace_map check.
1952 * ipa-cp.c (get_replacement_map): Do not initialize removed fields.
1953 (initialize_node_lattices): Make aware that some parameters might have
1954 already been removed.
1955 (want_remove_some_param_p): New function.
1956 (create_specialized_node): Convert to using ipa_param_adjustments and
1957 deal with possibly pre-existing adjustments.
1958 * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.
1959 (output_node_opt_summary): Do not stream removed fields. Stream
1960 parameter adjustments instead of argumetns to skip.
1961 (input_node_opt_summary): Likewise.
1962 (input_node_opt_summary): Likewise.
1963 * lto-section-in.c (lto_section_name): Added ipa-sra section.
1964 * lto-streamer.h (lto_section_type): Likewise.
1965 * tree-inline.h (copy_body_data): New fields killed_new_ssa_names and
1967 (copy_decl_to_var): Declare.
1968 * tree-inline.c (update_clone_info): Do not remap old_tree.
1969 (remap_gimple_stmt): Use ipa_param_body_adjustments to modify gimple
1970 statements, walk all extra generated statements and remap their
1972 (redirect_all_calls): Add killed SSA names to a hash set.
1973 (remap_ssa_name): Do not remap killed SSA names.
1974 (copy_arguments_for_versioning): Renames to copy_arguments_nochange,
1975 half of functionality moved to ipa_param_body_adjustments.
1976 (copy_decl_to_var): Make exported.
1977 (copy_body): Destroy killed_new_ssa_names hash set.
1978 (expand_call_inline): Remap performed splits.
1979 (update_clone_info): Likewise.
1980 (tree_function_versioning): Simplify tree_map processing. Updated to
1981 accept ipa_param_adjustments and use ipa_param_body_adjustments.
1982 * omp-simd-clone.c (simd_clone_vector_of_formal_parm_types): Adjust
1983 for the new interface.
1984 (simd_clone_clauses_extract): Likewise, make args an auto_vec.
1985 (simd_clone_compute_base_data_type): Likewise.
1986 (simd_clone_init_simd_arrays): Adjust for the new interface.
1987 (simd_clone_adjust_argument_types): Likewise.
1988 (struct modify_stmt_info): Likewise.
1989 (ipa_simd_modify_stmt_ops): Likewise.
1990 (ipa_simd_modify_function_body): Likewise.
1991 (simd_clone_adjust): Likewise.
1992 * tree-sra.c: Removed IPA-SRA. Include tree-sra.h.
1993 (type_internals_preclude_sra_p): Make public.
1994 * tree-sra.h: New file.
1995 * ipa-inline-transform.c (save_inline_function_body): Update to
1996 refelct new tree_function_versioning signature.
1997 * ipa-prop.c (adjust_agg_replacement_values): Use a helper from
1998 ipa_param_adjustments to get current parameter indices.
1999 (ipcp_modif_dom_walker::before_dom_children): Likewise.
2000 (ipcp_update_bits): Likewise.
2001 (ipcp_update_vr): Likewise.
2002 * ipa-split.c (split_function): Convert to using ipa_param_adjustments.
2003 * ipa-sra.c: New file.
2004 * multiple_target.c (create_target_clone): Update to reflet new type
2005 of create_version_clone_with_body.
2006 * trans-mem.c (ipa_tm_create_version): Update to reflect new type of
2007 tree_function_versioning.
2008 (modify_function): Update to reflect new type of
2009 tree_function_versioning.
2010 * params.def (PARAM_IPA_SRA_MAX_REPLACEMENTS): New.
2011 * passes.def: Remove old IPA-SRA and add new one.
2012 * tree-pass.h (make_pass_early_ipa_sra): Remove declaration.
2013 (make_pass_ipa_sra): Declare.
2014 * dbgcnt.def: Remove eipa_sra. Added ipa_sra_params and
2016 * doc/invoke.texi (ipa-sra-max-replacements): New.
2018 2019-09-19 Martin Sebor <msebor@redhat.com>
2021 * builtins.c (component_size): Correct trailing array computation,
2022 rename to component_ref_size and move...
2023 (compute_objsize): Adjust.
2024 * gimple-ssa-warn-restrict.c (builtin_memref::refsize): New member.
2025 (builtin_access::strict): Do not consider memmove.
2026 (builtin_access::write_off): New function.
2027 (builtin_memref::builtin_memref): Initialize refsize.
2028 (builtin_memref::set_base_and_offset): Adjust refoff and compute
2030 (builtin_memref::offset_out_of_bounds): Use ooboff input values.
2032 (builtin_access::builtin_access): Initialize dstoff to destination
2033 refeence offset here instead of in maybe_diag_overlap. Adjust
2034 referencess even to unrelated objects. Adjust sizrange of bounded
2035 string functions to reflect bound. For strcat, adjust destination
2036 sizrange by that of source.
2037 (builtin_access::strcat_overlap): Adjust offsets and sizes
2038 to reflect the increase in destination sizrange above.
2039 (builtin_access::overlap): Do not set dstoff here but instead
2040 in builtin_access::builtin_access.
2041 (check_bounds_or_overlap): Use builtin_access::write_off.
2042 (maybe_diag_access_bounds): Add argument. Add informational notes.
2043 (dump_builtin_memref, dump_builtin_access): New functions.
2044 * tree.c (component_ref_size): ...to here.
2045 * tree.h (component_ref_size): Declare.
2046 * tree-ssa-strlen (handle_builtin_strcat): Include the terminating
2047 nul in the size of the source string.
2049 2019-09-19 Lewis Hyatt <lhyatt@gmail.com>
2052 * doc/cpp.texi: Document support for extended characters in
2054 * doc/cppopts.texi: Likewise.
2056 2019-09-19 Richard Biener <rguenther@suse.de>
2058 * tree-vect-loop.c (vect_is_slp_reduction): Remove.
2059 (check_reduction_path): New overload having the path as result.
2060 (vect_is_simple_reduction): From the detected reduction
2061 path build a SLP reduction chain if possible.
2063 2019-09-19 Richard Biener <rguenther@suse.de>
2066 * config/i386/i386-features.c (gen_gpr_to_xmm_move_src):
2067 Force operand to a register if it isn't nonimmediate_operand.
2069 2019-09-19 Wilco Dijkstra <wdijkstr@arm.com>
2071 * config/arm/arm.md (<logical_op>di3): Use <optab> and <CODE>.
2072 * config/arm/iterators.md (optab): Add and, ior, xor entries.
2073 (logical_op): Remove code attribute.
2074 (logical_OP): Likewise.
2076 2019-09-19 Martin Liska <mliska@suse.cz>
2078 * ipa-icf.c (sort_congruence_class_groups_by_decl_uid):
2081 2019-09-19 Richard Henderson <richard.henderson@linaro.org>
2083 * config/aarch64/aarch64.c (aarch64_print_operand): Allow integer
2086 * config/aarch64/aarch64.c (aarch64_gen_compare_reg): Add support
2087 for NE comparison of TImode values.
2088 (aarch64_emit_load_exclusive): Add support for TImode.
2089 (aarch64_emit_store_exclusive): Likewise.
2090 (aarch64_split_compare_and_swap): Disable strong_zero_p for TImode.
2091 * config/aarch64/atomics.md (@atomic_compare_and_swap<ALLI_TI>):
2092 Change iterator from ALLI to ALLI_TI.
2093 (@atomic_compare_and_swap<JUST_TI>): New.
2094 (@atomic_compare_and_swap<JUST_TI>_lse): New.
2095 (aarch64_load_exclusive_pair): New.
2096 (aarch64_store_exclusive_pair): New.
2097 * config/aarch64/iterators.md (JUST_TI): New.
2099 * config/aarch64/aarch64 (aarch64_split_compare_and_swap): Disable
2100 strong_zero_p for aarch64_track_speculation; unify some code paths;
2101 use aarch64_gen_compare_reg instead of open-coding.
2103 * config/aarch64/aarch64.opt (-moutline-atomics): New.
2104 * config/aarch64/aarch64.c (aarch64_atomic_ool_func): New.
2105 (aarch64_ool_cas_names, aarch64_ool_swp_names): New.
2106 (aarch64_ool_ldadd_names, aarch64_ool_ldset_names): New.
2107 (aarch64_ool_ldclr_names, aarch64_ool_ldeor_names): New.
2108 (aarch64_expand_compare_and_swap): Honor TARGET_OUTLINE_ATOMICS.
2109 * config/aarch64/atomics.md (atomic_exchange<ALLI>): Likewise.
2110 (atomic_<atomic_op><ALLI>): Likewise.
2111 (atomic_fetch_<atomic_op><ALLI>): Likewise.
2112 (atomic_<atomic_op>_fetch<ALLI>): Likewise.
2113 * doc/invoke.texi: Document -moutline-atomics.
2115 2019-09-19 Feng Xue <fxue@os.amperecomputing.com>
2117 * ipa-fnsummary.c (set_cond_stmt_execution_predicate): Do not compute
2118 trivial predicate for condition branch.
2119 (set_switch_stmt_execution_predicate): Do not compute trivial predicate
2121 (compute_bb_predicates): Update predicate based on post-dominating
2123 (analyze_function_body): Calculate post-dominating information.
2125 2019-09-19 Richard Sandiford <richard.sandiford@arm.com>
2127 * tree-vectorizer.h (vectorizable_condition): Take an int
2128 reduction index instead of a boolean flag.
2129 * tree-vect-stmts.c (vectorizable_condition): Likewise.
2130 Swap the "then" and "else" values for EXTRACT_LAST_REDUCTION
2131 reductions if the reduction accumulator is the "then" rather
2132 than the "else" value.
2133 (vect_analyze_stmt): Update call accordingly.
2134 (vect_transform_stmt): Likewise.
2135 * tree-vect-loop.c (vectorizable_reduction): Likewise,
2136 asserting that the index is > 0.
2138 2019-09-19 Martin Liska <mliska@suse.cz>
2140 * ipa-icf.c (sort_sem_items_by_decl_uid): Simplify comparator.
2141 (sort_congruence_classes_by_decl_uid): Likewise.
2142 (sort_congruence_class_groups_by_decl_uid): Use std::pair for
2144 (sem_item_optimizer::merge_classes): Likewise.
2146 2019-09-19 Richard Biener <rguenther@suse.de>
2148 PR tree-optimization/91812
2149 * tree-ssa-phiprop.c (propagate_with_phi): Do not replace
2152 2019-09-19 Richard Sandiford <richard.sandiford@arm.com>
2154 * defaults.h (TARGET_UNIT): New macro.
2155 (target_unit): New type.
2156 * rtl.h (native_encode_rtx, native_decode_rtx)
2157 (native_decode_vector_rtx, subreg_size_lsb): Declare.
2158 (subreg_lsb_1): Turn into an inline wrapper around subreg_size_lsb.
2159 * rtlanal.c (subreg_lsb_1): Delete.
2160 (subreg_size_lsb): New function.
2161 * simplify-rtx.c: Include rtx-vector-builder.h
2162 (simplify_immed_subreg): Delete.
2163 (native_encode_rtx, native_decode_vector_rtx, native_decode_rtx)
2164 (simplify_const_vector_byte_offset, simplify_const_vector_subreg): New
2166 (simplify_subreg): Use them.
2167 (test_vector_subregs_modes, test_vector_subregs_repeating)
2168 (test_vector_subregs_fore_back, test_vector_subregs_stepped)
2169 (test_vector_subregs): New functions.
2170 (test_vector_ops): Call test_vector_subregs for integer vector
2171 modes with at least 2 elements.
2173 2019-09-19 Richard Biener <rguenther@suse.de>
2175 * tree-parloops.c (parloops_is_slp_reduction): Do not set
2176 LOOP_VINFO_OPERANDS_SWAPPED.
2177 (parloops_is_simple_reduction): Likewise.
2178 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Do not
2179 initialize operands_swapped.
2180 (_loop_vec_info::~_loop_vec_info): Do not re-canonicalize stmts.
2181 (vect_is_slp_reduction): Do not swap operands.
2182 * tree-vectorizer.h (_loop_vec_info::operands_swapped): Remove.
2183 (LOOP_VINFO_OPERANDS_SWAPPED): Likewise.
2185 2019-09-19 Hongtao Liu <hongtao.liu@intel.com>
2188 * config/i386.md (*floatuns<SWI48:mode><MODEF:mode>2_avx512):
2189 Add avx_partial_xmm_update.
2191 2019-09-18 Jim Wilson <jimw@sifive.com>
2194 * config/riscv/riscv-protos.h (riscv_split_symbol): New bool parameter.
2195 (riscv_move_integer): Likewise.
2196 * config/riscv/riscv.c (riscv_split_integer): Pass FALSE for new
2197 riscv_move_integer arg.
2198 (riscv_legitimize_move): Likewise.
2199 (riscv_force_temporary): New parameter in_splitter. Don't call
2201 (riscv_unspec_offset_high): Pass FALSE for new riscv_force_temporary
2203 (riscv_add_offset): Likewise.
2204 (riscv_split_symbol): New parameter in_splitter. Pass to
2205 riscv_force_temporary.
2206 (riscv_legitimize_address): Pass FALSE for new riscv_split_symbol
2208 (riscv_move_integer): New parameter in_splitter. New local
2209 can_create_psuedo. Don't call riscv_split_integer or force_reg when
2211 (riscv_legitimize_const_move): Pass FALSE for new riscv_move_integer,
2212 riscv_split_symbol, and riscv_force_temporary args.
2213 * config/riscv/riscv.md (low<mode>+1): Pass TRUE for new
2214 riscv_move_integer arg.
2215 (low<mode>+2): Pass TRUE for new riscv_split_symbol arg.
2217 2019-09-18 H.J. Lu <hongjiu.lu@intel.com>
2220 * config/i386/x86-tune-costs.h (skylake_cost): Restore SImode
2221 hard register store cost to 6.
2223 2019-09-18 H.J. Lu <hongjiu.lu@intel.com>
2226 * config/i386/x86-tune-costs.h (skylake_cost): Increase SImode
2227 pseudo register store cost from 3 to 6 to make it the same as
2230 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
2233 * config/arm/arm.md (<logical_op>di3): Expand explicitly.
2234 (one_cmpldi2): Likewise.
2235 * config/arm/arm.c (const_ok_for_dimode_op): Return true if one
2236 of the constant parts is simple.
2237 * config/arm/iterators.md (LOGICAL): Add new code iterator.
2238 (logical_op): Add new code attribute.
2239 (logical_OP): Likewise.
2240 * config/arm/predicates.md (arm_anddi_operand): Add predicate.
2241 (arm_iordi_operand): Add predicate.
2242 (arm_xordi_operand): Add predicate.
2244 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
2246 * config/arm/arm.md (maddsidi4): Remove expander.
2247 (mulsidi3adddi): Remove pattern.
2248 (mulsidi3adddi_v6): Likewise.
2249 (mulsidi3_nov6): Likewise.
2250 (mulsidi3_v6): Likewise.
2251 (umulsidi3): Remove expander.
2252 (umulsidi3_nov6): Remove pattern.
2253 (umulsidi3_v6): Likewise.
2254 (umulsidi3adddi): Likewise.
2255 (umulsidi3adddi_v6): Likewise.
2256 (<Us>mulsidi3): Add combined expander.
2257 (<Us>maddsidi4): Likewise.
2258 (<US>mull): Add combined umull and smull pattern.
2259 (<US>mlal): Likewise.
2260 * config/arm/iterators.md (Us): Add new iterator.
2262 2019-09-18 Richard Biener <rguenther@suse.de>
2264 * tree-vect-loop.c (vect_is_simple_reduction): Remove operand
2266 (vectorize_fold_left_reduction): Remove assert.
2267 (vectorizable_reduction): Also expect COND_EXPR non-reduction
2268 operand in position 2. Remove assert.
2270 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
2272 * config/arm/arm.md (smulsi3_highpart): Use <US> and <SE> iterators.
2273 (smulsi3_highpart_nov6): Remove pattern.
2274 (smulsi3_highpart_v6): Likewise.
2275 (umulsi3_highpart): Likewise.
2276 (umulsi3_highpart_nov6): Likewise.
2277 (umulsi3_highpart_v6): Likewise.
2278 (<US>mull_high): Add new combined multiply pattern.
2280 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
2282 * config/arm/arm.md (arm_mulsi3): Remove pattern.
2283 (arm_mulsi3_v6): Likewise.
2284 (mulsi3addsi_v6): Likewise.
2285 (mulsi3subsi): Likewise.
2286 (mul): Add new multiply pattern.
2290 2019-09-18 Richard Biener <rguenther@suse.de>
2292 * tree-parloops.c (report_ploop_op): Copy from report_vect_op.
2293 (parloops_valid_reduction_input_p): Copy from
2294 valid_reduction_input_p.
2295 (parloops_is_slp_reduction): Copy from vect_is_slp_reduction.
2296 (parloops_needs_fold_left_reduction_p): Copy from
2297 needs_fold_left_reduction_p.
2298 (parloops_is_simple_reduction): Copy from
2299 vect_is_simple_reduction.
2300 (parloops_force_simple_reduction): Copy from
2301 vect_force_simple_reduction.
2302 (gather_scalar_reductions): Adjust.
2303 * tree-vect-loop.c (vect_force_simple_reduction): Make static.
2304 * tree-vectorizer.h (vect_force_simple_reduction): Remove.
2306 2019-09-18 Richard Biener <rguenther@suse.de>
2308 * tree-vectorizer.h (get_initial_def_for_reduction): Remove.
2309 * tree-vect-loop.c (get_initial_def_for_reduction): Make
2311 (vect_create_epilog_for_reduction): Remove dead code.
2313 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
2315 * varasm.c (assemble_real): Generate canonical const_ints.
2317 2019-09-18 Richard Biener <rguenther@suse.de>
2320 * lto-streamer-in.c (input_eh_regions): Move EH init to
2321 lto_materialize_function.
2322 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers):
2325 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
2327 * tree-ssa-ccp.c (get_value_for_expr): Check whether CONSTANTs
2330 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
2332 * gimplify.c (gimplify_decl_expr): Use poly_int_tree_p instead
2333 of checking specifically for INTEGER_CST.
2335 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
2337 * stor-layout.c (compute_record_mode): Operate on poly_uint64
2338 sizes instead of uhwi sizes.
2340 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
2342 * dwarf2out.c (loc_list_from_tree_1): Handle POLY_INT_CST.
2343 (add_const_value_attribute): Handle CONST_POLY_INT.
2345 2019-09-18 Martin Liska <mliska@suse.cz>
2347 * dbgcnt.def (store_merging): New counter.
2348 * gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_stores):
2349 Use it in store merging.
2351 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
2353 * config/aarch64/aarch64.c (aarch64_sched_variable_issue): New
2355 (TARGET_SCHED_VARIABLE_ISSUE): New macro.
2356 * config/arm/arm.c (arm_sched_variable_issue): New function.
2357 (TARGET_SCHED_VARIABLE_ISSUE): New macro.
2359 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
2361 * config/arm/types.md (no_reservation): New reservation.
2362 * config/aarch64/falkor.md (falkor_other_0_nothing): Don't handle
2364 * config/aarch64/saphira.md (saphira_other_0_nothing): Likewise.
2365 * config/aarch64/thunderx2t99.md (thunderx2t99_nothing): Likewise.
2366 * config/aarch64/tsv110.md (tsv110_alu): Likewise.
2367 * config/arm/arm1020e.md (1020alu_op): Likewise.
2368 * config/arm/arm1026ejs.md (alu_op): Likewise.
2369 * config/arm/arm1136jfs.md (11_alu_op): Likewise.
2370 * config/arm/arm926ejs.md (9_alu_op): Likewise.
2371 * config/arm/cortex-a15.md (cortex_a15_alu): Likewise.
2372 * config/arm/cortex-a17.md (cortex_a17_alu): Likewise.
2373 * config/arm/cortex-a5.md (cortex_a5_alu): Likewise.
2374 * config/arm/cortex-a53.md (cortex_a53_alu): Likewise.
2375 * config/arm/cortex-a57.md (cortex_a57_alu): Likewise.
2376 * config/arm/cortex-a7.md (cortex_a7_alu_shift): Likewise.
2377 * config/arm/cortex-a8.md (cortex_a8_alu): Likewise.
2378 * config/arm/cortex-a9.md (cortex_a9_dp): Likewise.
2379 * config/arm/cortex-m4.md (cortex_m4_alu): Likewise.
2380 * config/arm/cortex-m7.md (cortex_m7_alu_simple): Likewise.
2381 * config/arm/cortex-r4.md (cortex_r4_alu_shift_reg): Likewise.
2382 * config/arm/fa526.md (526_alu_op): Likewise.
2383 * config/arm/fa606te.md (606te_alu_op): Likewise.
2384 * config/arm/fa626te.md (626te_alu_op): Likewise.
2385 * config/arm/fa726te.md (726te_alu_op): Likewise.
2386 * config/arm/xgene1.md (xgene1_nop): Likewise.
2388 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
2390 * config/arm/thumb1.md (*thumb1_tablejump): Change type from
2391 "no_insn" to "branch".
2393 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
2395 * array-traits.h (array_traits<T[N]>::size): Remove parameter name.
2397 2019-09-17 Richard Biener <rguenther@suse.de>
2400 * dwarf2out.c (dwarf2out_late_global_decl): If early dwarf
2401 was missing generate locations only once.
2403 2019-09-17 Feng Xue <fxue@os.amperecomputing.com>
2406 * doc/invoke.texi (ipa-max-switch-predicate-bounds): Document new
2408 * params.def (PARAM_IPA_MAX_SWITCH_PREDICATE_BOUNDS): New.
2409 * ipa-fnsummary.c (set_switch_stmt_execution_predicate): Add predicate
2410 for switch default case using range analysis information.
2412 2019-09-17 Christophe Lyon <christophe.lyon@linaro.org>
2415 * config/arm/arm.c (arm_valid_target_attribute_rec): Make sure the
2416 mode attributed is supported by FDPIC.
2418 2019-09-17 Richard Biener <rguenther@suse.de>
2420 PR tree-optimization/91790
2421 * tree-vect-stmts.c (vectorizable_load): For BB vectorization
2422 use the correct DR for setting up realignment.
2424 2019-09-16 Uroš Bizjak <ubizjak@gmail.com>
2427 * config/i386/i386.h (TARGET_USE_XCHG_FOR_ATOMIC_STORE): New macro.
2428 * config/i386/x86-tune.def (X86_TUNE_USE_XCHG_FOR_ATOMIC_STORE): New.
2429 * config/i386/sync.md (atomic_store<mode>): emit XCHG for
2430 TARGET_USE_XCHG_FOR_ATOMIC_STORE.
2432 2019-09-16 Jason Merrill <jason@redhat.com>
2434 * Makefile.in (build/genmatch.o): Depend on $(CPPLIB_H).
2436 2019-09-16 Martin Liska <mliska@suse.cz>
2438 * gimple-fold.c (or_comparisons_1): Remove rules moved
2440 * match.pd: ... here.
2442 2019-09-16 Martin Liska <mliska@suse.cz>
2444 * gimple-fold.c (or_comparisons_1): Remove rules
2446 * match.pd: ... here.
2448 2019-09-16 Martin Liska <mliska@suse.cz>
2450 * genmatch.c (dt_node::append_simplify): Do not print
2451 warning when we have duplicate patterns belonging
2452 to a same simplify rule.
2453 * gimple-fold.c (and_comparisons_1): Remove matching moved to match.pd.
2454 (maybe_fold_comparisons_from_match_pd): Handle
2455 tcc_comparison as a results.
2456 * match.pd: Handle (X == CST1) && (X OP2 CST2) conditions.
2458 2019-09-16 Li Jia He <helijia@linux.ibm.com>
2459 Qi Feng <ffengqi@linux.ibm.com>
2462 * match.pd (x > y && x != XXX_MIN): Optimize into 'x > y'.
2463 (x > y && x == XXX_MIN): Optimize into 'false'.
2464 (x <= y && x == XXX_MIN): Optimize into 'x == XXX_MIN'.
2465 (x < y && x != XXX_MAX): Optimize into 'x < y'.
2466 (x < y && x == XXX_MAX): Optimize into 'false'.
2467 (x >= y && x == XXX_MAX): Optimize into 'x == XXX_MAX'.
2468 (x > y || x != XXX_MIN): Optimize into 'x != XXX_MIN'.
2469 (x <= y || x != XXX_MIN): Optimize into 'true'.
2470 (x <= y || x == XXX_MIN): Optimize into 'x <= y'.
2471 (x < y || x != XXX_MAX): Optimize into 'x != XXX_MAX'.
2472 (x >= y || x != XXX_MAX): Optimize into 'true'.
2473 (x >= y || x == XXX_MAX): Optimize into 'x >= y'.
2475 2019-09-16 Li Jia He <helijia@linux.ibm.com>
2476 Martin Liska <mliska@suse.cz>
2478 * gimple-fold.c (and_comparisons_1): Add type as first
2480 (and_var_with_comparison): Likewise.
2481 (and_var_with_comparison_1): Likewise.
2482 (or_comparisons_1): Likewise.
2483 (or_var_with_comparison): Likewise.
2484 (or_var_with_comparison_1): Likewise.
2485 (maybe_fold_and_comparisons): Call maybe_fold_comparisons_from_match_pd.
2486 (maybe_fold_or_comparisons): Likewise.
2487 (maybe_fold_comparisons_from_match_pd): New.
2488 * gimple-fold.h (maybe_fold_and_comparisons): Add type argument.
2489 (maybe_fold_or_comparisons): Likewise.
2490 * gimple.c (gimple_size): Make it public and add num_ops argument.
2491 (gimple_init): New function.
2492 (gimple_alloc): Call gimple_init.
2493 * gimple.h (gimple_size): New.
2494 (gimple_init): Likewise.
2495 * tree-if-conv.c (fold_or_predicates): Pass type.
2496 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
2497 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Likewise.
2498 (optimize_vec_cond_expr): Likewise.
2499 (ovce_extract_ops): Return type of conditional expression.
2500 * tree-ssanames.c (init_ssa_name_imm_use): New.
2501 (make_ssa_name_fn): Use init_ssa_name_imm_use.
2502 * tree-ssanames.h (init_ssa_name_imm_use): New.
2504 2019-09-16 Richard Biener <rguenther@suse.de>
2506 PR tree-optimization/91756
2507 PR tree-optimization/87132
2508 * tree-ssa-alias.h (enum translate_flags): New.
2509 (get_continuation_for_phi): Use it instead of simple bool flag.
2510 (walk_non_aliased_vuses): Likewise.
2511 * tree-ssa-alias.c (maybe_skip_until): Adjust.
2512 (get_continuation_for_phi): When looking across backedges only
2513 disallow valueization.
2514 (walk_non_aliased_vuses): Adjust.
2515 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid valueization
2518 2019-09-14 Kewen Lin <linkw@gcc.gnu.org>
2521 * config/rs6000/rs6000.c (TARGET_HAVE_COUNT_REG_DECR_P): New macro.
2522 (TARGET_DOLOOP_COST_FOR_GENERIC): Likewise.
2523 (TARGET_DOLOOP_COST_FOR_ADDRESS): Likewise.
2524 * target.def (have_count_reg_decr_p): New hook.
2525 (doloop_cost_for_generic): Likewise.
2526 (doloop_cost_for_address): Likewise.
2527 * doc/tm.texi.in (TARGET_HAVE_COUNT_REG_DECR_P): Likewise.
2528 (TARGET_DOLOOP_COST_FOR_GENERIC): Likewise.
2529 (TARGET_DOLOOP_COST_FOR_ADDRESS): Likewise.
2530 * doc/tm.texi: Regenerate.
2531 * tree-ssa-loop-ivopts.c (comp_cost::operator+=): Consider infinite cost
2533 (record_group): Init doloop_p.
2534 (add_candidate_1): Add optional argument doloop, change the handlings
2536 (add_candidate): Likewise.
2537 (generic_predict_doloop_p): Update attribute.
2538 (force_expr_to_var_cost): Add costing for expressions COND_EXPR/LT_EXPR/
2539 LE_EXPR/GT_EXPR/GE_EXPR/EQ_EXPR/NE_EXPR/UNORDERED_EXPR/ORDERED_EXPR/
2540 UNLT_EXPR/UNLE_EXPR/UNGT_EXPR/UNGE_EXPR/UNEQ_EXPR/LTGT_EXPR/MAX_EXPR/
2542 (get_computation_cost): Update for doloop IV cand extra cost.
2543 (determine_group_iv_cost_cond): Update for doloop IV cand.
2544 (determine_iv_cost): Likewise.
2545 (ivopts_estimate_reg_pressure): Likewise.
2546 (may_eliminate_iv): Update handlings for doloop IV cand.
2547 (add_iv_candidate_for_doloop): New function.
2548 (find_iv_candidates): Call function add_iv_candidate_for_doloop.
2549 (iv_ca_set_no_cp): Update for doloop IV cand.
2550 (iv_ca_set_cp): Likewise.
2551 (iv_ca_dump): Dump register cost.
2552 (find_doloop_use): New function.
2553 (analyze_and_mark_doloop_use): Likewise.
2554 (tree_ssa_iv_optimize_loop): Call function analyze_and_mark_doloop_use.
2556 2019-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2559 * cse.c (cse_insn): Do not replace anything with a
2562 2019-09-13 Ian Lance Taylor <iant@golang.org>
2564 * doc/invoke.texi (Optimize Options): Fix typo.
2566 2019-09-12 Uroš Bizjak <ubizjak@gmail.com>
2568 PR tree-optimization/89386
2569 * config/i386/sse.md (smulhrs<mode>3): New expander.
2570 (smulhrsv4hi3): Ditto.
2572 2019-09-12 Richard Biener <rguenther@suse.de>
2574 PR tree-optimization/91750
2575 * tree-vect-loop.c (vectorizable_induction): Compute IV increments
2576 in the type of the evolution.
2578 2019-09-12 Yuliang Wang <yuliang.wang@arm.com>
2580 PR tree-optimization/89386
2581 * config/aarch64/aarch64-sve2.md (<su>mull<bt><Vwide>)
2582 (<r>shrnb<mode>, <r>shrnt<mode>): New SVE2 patterns.
2583 (<su>mulh<r>s<mode>3): New pattern for MULHRS.
2584 * config/aarch64/iterators.md (UNSPEC_SMULLB, UNSPEC_SMULLT)
2585 (UNSPEC_UMULLB, UNSPEC_UMULLT, UNSPEC_SHRNB, UNSPEC_SHRNT)
2586 (UNSPEC_RSHRNB, UNSPEC_RSHRNT, UNSPEC_SMULHS, UNSPEC_SMULHRS)
2587 UNSPEC_UMULHS, UNSPEC_UMULHRS): New unspecs.
2588 (MULLBT, SHRNB, SHRNT, MULHRS): New int iterators.
2589 (su, r): Handle the unspecs above.
2590 (bt): New int attribute.
2591 * internal-fn.def (IFN_MULHS, IFN_MULHRS): New internal functions.
2592 * internal-fn.c (first_commutative_argument): Commutativity info for
2594 * optabs.def (smulhs_optab, smulhrs_optab, umulhs_optab)
2595 (umulhrs_optab): New optabs.
2596 * doc/md.texi (smulhs$var{m3}, umulhs$var{m3})
2597 (smulhrs$var{m3}, umulhrs$var{m3}): Documentation for the above.
2598 * tree-vect-patterns.c (vect_recog_mulhs_pattern): New pattern
2600 (vect_vect_recog_func_ptrs): Add it.
2602 2019-09-11 Michael Meissner <meissner@linux.ibm.com>
2604 * config/rs6000/predicates.md (non_add_cint_operand): Simplify the
2607 2019-09-11 Nathan Sidwell <nathan@acm.org>
2609 * tree.h (MARK_TS_TYPE_NON_COMMON): New.
2610 * tree.c (tree_node_structure_for_code): Reformat and alphabetize.
2612 2019-09-11 Richard Biener <rguenther@suse.de>
2614 * lto-opts.c (lto_write_options): Stream -g when debug is enabled.
2615 * lto-wrapper.c (merge_and_complain): Pick up -g.
2616 (append_compiler_options): Likewise.
2617 (run_gcc): Re-instantiate handling -g0 at link-time.
2618 * doc/invoke.texi (flto): Document debug info generation.
2620 2019-09-11 Richard Biener <rguenther@suse.de>
2622 PR tree-optimization/90387
2623 * vr-values.c (vr_values::extract_range_basic): After inlining
2624 simplify non-constant __builtin_constant_p to false.
2626 2019-09-11 Eric Botcazou <ebotcazou@adacore.com>
2628 PR rtl-optimization/89795
2629 * rtlanal.c (nonzero_bits1) <SUBREG>: Do not propagate results from
2630 inner REGs to paradoxical SUBREGs if WORD_REGISTER_OPERATIONS is set.
2632 2019-09-11 Jakub Jelinek <jakub@redhat.com>
2634 PR tree-optimization/91723
2635 * tree-vect-stmts.c (vectorizable_call): Use types_compatible_p check
2636 instead of pointer equality when checking if argument vectypes are
2640 * match.pd ((A / (1 << B)) -> (A >> B)): Call tree_nonzero_bits instead
2641 of get_nonzero_bits, only call it for integral types.
2643 2019-09-11 Richard Biener <rguenther@suse.de>
2646 2019-09-09 Barnaby Wilks <barnaby.wilks@arm.com>
2648 * match.pd: Add flag_unsafe_math_optimizations check
2649 before deciding on the widest type in a binary math operation.
2651 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2653 * doc/tm.texi.in: Document that exactly one of CALL_USED_REGISTERS
2654 and CALL_REALLY_USED_REGISTERS must be defined, and that
2655 CALL_REALLY_USED_REGISTERS is preferred.
2656 * doc/tm.texi: Regenerate.
2657 * hard-reg-set.h (target_hard_regs::x_call_really_used_regs): Delete.
2658 (call_really_used_regs): Likewise.
2659 * reginfo.c: Raise an #error if both CALL_USED_REGISTERS and
2660 CALL_REALLY_USED_REGISTERS are defined.
2661 (initial_call_used_regs): Use CALL_REALLY_USED_REGISTERS as the
2662 initial value if defined.
2663 (initial_call_really_used_regs): Delete.
2664 (saved_call_really_used_regs): Likewise.
2665 (CALL_REALLY_USED_REGNO_P): Likewise.
2666 (init_reg_sets): Remove handling of call_really_used_regs.
2667 (save_register_info, restore_register_info, globalize_reg): Likewise.
2668 (init_reg_sets_1): Likewise. Use call_used_regs instead of
2669 CALL_REALLY_USED_REGNO_P. Don't set call_used_regs for registers
2670 outside operand_reg_set.
2671 (fix_register): Don't change call_used_regs if
2672 CALL_REALLY_USED_REGISTERS is defined.
2673 * config/csky/csky.h (CALL_USED_REGISTERS): Delete.
2674 * config/csky/csky.c (get_csky_live_regs): Use call_used_regs
2675 instead of call_really_used_regs.
2676 (csky_conditional_register_usage): Remove the old handling of
2677 call_used_regs and change the handling of call_really_used_regs
2678 to use call_used_regs instead.
2679 * config/ia64/ia64.h (CALL_USED_REGISTERS): Delete.
2680 * config/ia64/ia64.c (fix_range): Don't set call_used_regs when
2681 making a register fixed.
2682 * config/m32r/m32r.h (CALL_USED_REGISTERS): Delete.
2683 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Use call_used_regs
2684 instead of call_really_used_regs.
2685 (m32r_conditional_register_usage): Don't set call_used_regs when
2686 making a register fixed.
2687 * config/mips/mips.h (CALL_USED_REGISTERS): Delete.
2688 * config/mips/mips.c (mips_global_pointer): Use call_used_regs
2689 instead of call_really_used_regs.
2690 (mips_interrupt_extra_call_saved_reg_p): Likewise.
2691 (mips_cfun_call_saved_reg_p): Likewise.
2692 (mips_swap_registers): Remove the old handling of call_used_regs
2693 and change the handling of call_really_used_regs to use call_used_regs
2695 (mips_conditional_register_usage): Likewise.
2696 * config/mn10300/mn10300.h (CALL_USED_REGISTERS): Delete.
2697 * config/mn10300/mn10300.c (fp_regs_to_save): Use call_used_regs
2698 instead of call_really_used_regs.
2699 (mn10300_get_live_callee_saved_regs): Likewise.
2700 (mn10300_expand_prologue, mn10300_expand_epilogue): Likewise.
2701 (mn10300_conditional_register_usage): Don't set call_used_regs when
2702 making a register fixed.
2703 * config/rs6000/rs6000.h (CALL_USED_REGISTERS): Delete.
2704 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2705 Remove the old handling of call_used_regs and change the handling
2706 of call_really_used_regs to use call_used_regs instead.
2707 * config/s390/s390.h (CALL_USED_REGISTERS): Delete.
2708 * config/s390/s390.c (s390_regs_ever_clobbered): Use call_used_regs
2709 instead of call_really_used_regs.
2710 (s390_register_info_gprtofpr, s390_register_info): Likewise.
2711 (s390_hard_regno_rename_ok, s390_hard_regno_scratch_ok): Likewise.
2712 (s390_emit_prologue, s300_set_up_by_prologue): Likewise.
2713 (s390_can_use_return_insn, s390_optimize_prologue): Likewise.
2714 (s390_conditional_register_usage): Remove the old handling of
2715 call_used_regs and change the handling of call_really_used_regs
2716 to use call_used_regs instead.
2717 * config/sh/sh.h (CALL_USED_REGISTERS): Delete.
2718 * config/sh/sh.c (output_stack_adjust, calc_live_regs): Likewise.
2719 (sh_fix_range, reg_unused_after): Likewise.
2720 (sh_conditional_register_usage): Remove the old handling of
2721 call_used_regs and change the handling of call_really_used_regs
2722 to use call_used_regs instead.
2723 * config/sparc/sparc.h (CALL_USED_REGISTERS): Delete.
2724 * config/sparc/sparc.c (sparc_conditional_register_usage): Don't set
2725 call_used_regs when making a register fixed.
2726 * config/tilegx/tilegx.h (CALL_USED_REGISTERS): Delete.
2727 * config/tilegx/tilegx.c (tilegx_conditional_register_usage): Don't set
2728 call_used_regs when making a register fixed.
2729 * config/tilepro/tilepro.h (CALL_USED_REGISTERS): Delete.
2730 * config/tilepro/tilepro.c (tilepro_conditional_register_usage): Don't
2731 set call_used_regs when making a register fixed.
2732 * config/visium/visium.h (CALL_USED_REGISTERS): Delete.
2733 * config/visium/visium.c (visium_conditional_register_usage): Remove
2734 the old handling of call_used_regs and change the handling of
2735 call_really_used_regs to use call_used_regs instead.
2737 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2739 * hard-reg-set.h (call_used_regs): Only define if IN_TARGET_CODE.
2740 (call_used_or_fixed_reg_p): Expand definition of call_used_regs.
2741 * reginfo.c (call_used_regs): New macro.
2743 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2745 * config/alpha/alpha.c (alpha_compute_frame_layout): Remove redundant
2747 * config/bpf/bpf.c (bpf_compute_frame_layout, bpf_expand_prologue)
2748 (bpf_expand_epilogue): Likewise.
2749 * config/c6x/c6x.c (c6x_save_reg): Likewise.
2750 * config/ft32/ft32.c (ft32_expand_prologue): Likewise.
2751 (ft32_expand_epilogue): Likewise.
2752 * config/i386/i386.c (ix86_save_reg): Likewise.
2753 * config/moxie/moxie.c (moxie_expand_prologue): Likewise.
2754 (moxie_expand_epilogue): Likewise.
2755 * config/tilegx/tilegx.c (need_to_save_reg): Likewise.
2756 * config/tilepro/tilepro.c (need_to_save_reg): Likewise.
2757 * config/xtensa/xtensa.c (xtensa_call_save_reg): Likewise.
2759 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2761 * hard-reg-set.h (call_used_or_fixed_reg_p): New macro.
2762 * cfgloopanal.c (init_set_costs): Use call_used_or_fixed_reg_p
2763 instead of testing call_used_regs directly.
2764 * config/aarch64/aarch64.c (aarch64_layout_frame): Likewise.
2765 (aarch64_components_for_bb): Likewise.
2766 * config/alpha/alpha.c (alpha_compute_frame_layout): Likewise.
2767 * config/arc/arc.c (arc_must_save_register): Likewise.
2768 (arc_epilogue_uses): Likewise.
2769 * config/arm/arm.c (arm_option_override, use_return_insn): Likewise.
2770 (legitimize_pic_address, callee_saved_reg_p): Likewise.
2771 (arm_compute_save_reg0_reg12_mask): Likewise.
2772 (arm_compute_save_core_reg_mask): Likewise.
2773 (arm_get_vfp_saved_size, arm_compute_frame_layout): Likewise.
2774 (arm_save_coproc_regs, thumb1_extra_regs_pushed): Likewise.
2775 (cmse_nonsecure_entry_clear_before_return): Likewise.
2776 (thumb1_expand_epilogue, arm_expand_epilogue_apcs_frame): Likewise.
2777 (arm_expand_epilogue): Likewise.
2778 * config/avr/avr.c (avr_regs_to_save, sequent_regs_live): Likewise.
2779 (avr_function_arg_advance, avr_find_unused_d_reg): Likewise.
2780 (_reg_unused_after): Likewise.
2781 * config/bfin/bfin.c (must_save_p, expand_prologue_reg_save): Likewise.
2782 (expand_epilogue_reg_restore, n_regs_saved_by_prologue): Likewise.
2783 (add_to_reg, hwloop_optimize): Likewise.
2784 * config/bpf/bpf.c (bpf_compute_frame_layout, bpf_expand_prologue)
2785 (bpf_expand_epilogue): Likewise.
2786 * config/c6x/c6x.c (c6x_save_reg, c6x_regno_reg_class): Likewise.
2787 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
2788 * config/cris/cris.c (cris_reg_saved_in_regsave_area): Likewise.
2789 * config/epiphany/epiphany.c (epiphany_init_reg_tables): Likewise.
2790 (epiphany_compute_function_type, MUST_SAVE_REGISTER): Likewise.
2791 (epiphany_output_mi_thunk, epiphany_start_function): Likewise.
2792 * config/fr30/fr30.c (fr30_num_arg_regs): Likewise.
2793 * config/frv/frv.c (frv_stack_info): Likewise.
2794 * config/ft32/ft32.c (ft32_compute_frame): Likewise.
2795 (ft32_expand_prologue, ft32_expand_epilogue): Likewise.
2796 * config/gcn/gcn.c (gcn_compute_frame_offsets): Likewise.
2797 (move_callee_saved_registers): Likewise.
2798 * config/h8300/h8300.c (byte_reg): Likewise.
2799 * config/i386/i386-options.c (ix86_set_current_function): Likewise.
2800 * config/i386/i386.c (ix86_save_reg, ix86_expand_prologue): Likewise.
2801 (ix86_expand_epilogue, x86_order_regs_for_local_alloc): Likewise.
2802 * config/i386/predicates.md (sibcall_memory_operand): Likewise.
2803 * config/ia64/ia64.c (emit_safe_across_calls, find_gr_spill): Likewise.
2804 (next_scratch_gr_reg, ia64_compute_frame_size): Likewise.
2805 * config/iq2000/iq2000.h (MUST_SAVE_REGISTER): Likewise.
2806 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
2807 * config/m32c/m32c.c (need_to_save): Likewise.
2808 * config/m68k/m68k.c (m68k_save_reg): Likewise.
2809 * config/mcore/mcore.c (calc_live_regs): Likewise.
2810 * config/microblaze/microblaze.c (microblaze_must_save_register):
2812 * config/mmix/mmix.c (mmix_local_regno): Likewise.
2813 (mmix_initial_elimination_offset, mmix_reorg): Likewise.
2814 (mmix_use_simple_return, mmix_expand_prologue): Likewise.
2815 (mmix_expand_epilogue): Likewise.
2816 * config/moxie/moxie.c (moxie_compute_frame): Likewise.
2817 (moxie_expand_prologue, moxie_expand_epilogue): Likewise.
2818 * config/msp430/msp430.c (msp430_preserve_reg_p): Likewise.
2819 * config/nds32/nds32.h (nds32_16bit_address_type): Likewise.
2820 (NDS32_REQUIRED_CALLEE_SAVED_P): Likewise.
2821 * config/nios2/nios2.c (prologue_saved_reg_p): Likewise.
2822 * config/or1k/or1k.c (callee_saved_regno_p): Likewise.
2823 * config/pa/pa.c (pa_expand_prologue, pa_expand_epilogue): Likewise.
2824 * config/pdp11/pdp11.c (pdp11_saved_regno): Likewise.
2825 * config/pru/pru.c (prologue_saved_reg_p): Likewise.
2826 * config/riscv/riscv.c (riscv_save_reg_p): Likewise.
2827 (riscv_epilogue_uses, riscv_hard_regno_mode_ok): Likewise.
2828 * config/rl78/rl78.c (need_to_save): Likewise.
2829 * config/rs6000/rs6000-logue.c (save_reg_p): Likewise.
2830 (rs6000_stack_info, generate_set_vrsave): Likewise.
2831 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
2832 * config/rs6000/rs6000.c (rs6000_debug_reg_print): Likewise.
2833 * config/rx/rx.c (rx_get_stack_layout): Likewise.
2834 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
2835 * config/sh/sh.c (calc_live_regs, sh_output_mi_thunk): Likewise.
2836 * config/sparc/sparc.c (save_global_or_fp_reg_p): Likewise.
2837 (save_local_or_in_reg_p): Likewise.
2838 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): Likewise.
2839 (xstormy16_epilogue_uses): Likewise.
2840 * config/tilegx/tilegx.c (need_to_save_reg): Likewise.
2841 * config/tilepro/tilepro.c (need_to_save_reg): Likewise.
2842 * config/v850/v850.c (compute_register_save_size): Likewise.
2843 * config/vax/vax.c (vax_expand_prologue): Likewise.
2844 * config/visium/visium.c (visium_save_reg_p): Likewise.
2845 * config/xtensa/xtensa.c (xtensa_call_save_reg): Likewise.
2846 * cselib.c (cselib_process_insn): Likewise.
2847 * df-scan.c (df_get_entry_block_def_set): Likewise.
2848 * function.c (aggregate_value_p): Likewise.
2849 * haifa-sched.c (alloc_global_sched_pressure_data): Likewise.
2850 * ira-lives.c (process_bb_node_lives): Likewise.
2851 * ira.c (do_reload): Likewise.
2852 * lra-lives.c (process_bb_lives): Likewise.
2853 * lra-remat.c (lra_remat): Likewise.
2854 * lra.c (lra): Likewise.
2855 * postreload.c (reload_combine_recognize_pattern): Likewise.
2856 (reload_cse_move2add): Likewise.
2857 * recog.c (peep2_find_free_register): Likewise.
2858 * regrename.c (check_new_reg_p): Likewise.
2859 * reload.c (find_equiv_reg): Likewise.
2860 * reload1.c (reload, find_reg): Likewise.
2861 * sel-sched.c (init_hard_regs_data): Likewise.
2863 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2865 * config/frv/frv.c (frv_ifcvt_modify_tests): Use
2866 regs_invalidated_by_call & ~fixed_reg_set instead of
2867 call_used_or_fixed_regs & ~fixed_reg_set.
2868 * config/sh/sh.c (output_stack_adjust): Likewise.
2870 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2872 * hard-reg-set.h (target_hard_regs::x_call_used_reg_set): Delete.
2873 (call_used_reg_set): Delete.
2874 (call_used_or_fixed_regs): New macro.
2875 * reginfo.c (init_reg_sets_1, globalize_reg): Remove initialization
2876 of call_used_reg_set.
2877 * caller-save.c (setup_save_areas): Use call_used_or_fixed_regs
2878 instead of call_used_regs.
2879 (save_call_clobbered_regs): Likewise.
2880 * cfgcleanup.c (old_insns_match_p): Likewise.
2881 * config/c6x/c6x.c (c6x_call_saved_register_used): Likewise.
2882 * config/epiphany/epiphany.c (epiphany_conditional_register_usage):
2884 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
2885 * config/sh/sh.c (output_stack_adjust): Likewise.
2886 * final.c (collect_fn_hard_reg_usage): Likewise.
2887 * ira-build.c (ira_build): Likewise.
2888 * ira-color.c (calculate_saved_nregs): Likewise.
2889 (allocno_reload_assign, calculate_spill_cost): Likewise.
2890 * ira-conflicts.c (ira_build_conflicts): Likewise.
2891 * ira-costs.c (ira_tune_allocno_costs): Likewise.
2892 * ira-lives.c (process_bb_node_lives): Likewise.
2893 * ira.c (setup_reg_renumber): Likewise.
2894 * lra-assigns.c (find_hard_regno_for_1, lra_assign): Likewise.
2895 * lra-constraints.c (need_for_call_save_p): Likewise.
2896 (need_for_split_p, inherit_in_ebb): Likewise.
2897 * lra-lives.c (process_bb_lives): Likewise.
2898 * lra-remat.c (call_used_input_regno_present_p): Likewise.
2899 * postreload.c (reload_combine): Likewise.
2900 * regrename.c (find_rename_reg): Likewise.
2901 * reload1.c (reload_as_needed): Likewise.
2902 * rtlanal.c (find_all_hard_reg_sets): Likewise.
2903 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2904 * shrink-wrap.c (requires_stack_frame_p): Likewise.
2906 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2908 * hard-reg-set.h (target_hard_regs::x_no_caller_save_reg_set): Delete.
2909 (no_caller_save_reg_set): Delete.
2910 * caller-save.c (init_caller_save): Don't initialize it.
2911 * ira-conflicts.c (ira_build_conflicts): Calculate
2912 no_caller_save_reg_set locally from call_used_reg_set and savable_regs.
2914 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2916 * hard-reg-set.h (target_hard_regs::x_call_fixed_reg_set): Delete.
2917 (target_hard_regs::x_savable_regs): New field.
2918 (call_fixed_reg_set): Delete.
2919 (savable_regs): New macro,
2920 * reginfo.c (globalize_reg): Don't set call_fixed_reg_set.
2921 (init_reg_sets_1): Likewise. Initialize savable_regs.
2922 * caller-save.c (init_caller_save): Invoke HARD_REGNO_CALLER_SAVE_MODE
2923 for all registers. Set savable_regs instead of call_fixed_reg_set.
2924 (setup_save_areas, save_call_clobbered_regs): Replace uses of
2925 ~call_fixed_reg_set with ~fixed_reg_set & savable_regs.
2926 * config/sh/sh.c (output_stack_adjust): Likewise.
2928 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2930 * config/c6x/c6x-protos.h (c6x_set_return_address): Declare.
2931 * config/c6x/c6x.h (REGNO_REG_CLASS): Move implementation to
2932 * config/c6x/c6x.c (c6x_regno_reg_class): ...this new function.
2934 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
2936 * rtl.h (get_call_rtx_from): Take a const rtx_insn * instead of an rtx.
2937 * rtlanal.c (get_call_rtx_from): Likewise.
2938 * dwarf2out.c (dwarf2out_var_location): Pass the insn rather
2939 than the pattern to get_call_rtx_from.
2940 * config/i386/i386-expand.h (ix86_notrack_prefixed_insn_p): Take
2941 an rtx_insn * instead of an rtx.
2942 * config/i386/i386-expand.c (ix86_notrack_prefixed_insn_p): Likewise.
2944 2019-09-10 Martin Liska <mliska@suse.cz>
2946 * common.opt: Use newly added WarnRemoved.
2947 * config/aarch64/aarch64.opt: Likewise.
2948 * config/arm/arm.opt: Likewise.
2949 * config/i386/i386.opt: Likewise.
2950 * config/ia64/ia64.opt: Likewise.
2951 * config/rs6000/rs6000.opt: Likewise.
2952 * doc/options.texi: Document WarnRemoved properly.
2953 * dwarf2out.c (gen_producer_string): Handle renamed
2954 OPT_SPECIAL_warn_removed.
2955 * lto-opts.c (lto_write_options): Likewise.
2956 * lto-wrapper.c (merge_and_complain): Likewise.
2957 * opts-common.c (decode_cmdline_option): Likewise.
2958 (prune_options): Likewise.
2959 (read_cmdline_option): Likewise.
2960 (control_warning_option): Likewise.
2961 * opts.c (print_filtered_help): Likewise.
2962 * optc-gen.awk: Parse for WarnRemoved and make usage
2963 of Deprecated an error.
2964 * opth-gen.awk: Generate new OPT_SPECIAL_warn_removed.
2966 2019-09-10 Arnaud Charlet <charlet@adacore.com>
2968 * doc/install.texi: Fix syntax for html generation.
2970 2019-09-10 Jakub Jelinek <jakub@redhat.com>
2973 * match.pd ((A / (1 << B)) -> (A >> B)): Allow widening cast from
2974 the shift type to type.
2976 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
2978 * config/arm/arm.md (stack_protect_combined_set_insn): Handle
2980 (stack_protect_combined_test_insn): Likewise.
2982 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
2983 Mickaël Guêné <mickael.guene@st.com>
2985 * config/arm/arm.c (arm_load_tp): Add FDPIC support.
2986 * config/arm/arm.md (FDPIC_REGNUM): New constant.
2987 (load_tp_soft_fdpic): New pattern.
2988 (load_tp_soft): Disable in FDPIC mode.
2990 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
2991 Mickaël Guêné <mickael.guene@st.com>
2993 * config/arm/arm.c (tls_reloc): Add TLS_GD32_FDPIC,
2994 TLS_LDM32_FDPIC and TLS_IE32_FDPIC.
2995 (arm_call_tls_get_addr): Add FDPIC support.
2996 (legitimize_tls_address): Likewise.
2997 (arm_emit_tls_decoration): Likewise.
2999 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
3000 Mickaël Guêné <mickael.guene@st.com>
3002 * config/arm/arm.c (arm_asm_trampoline_template): Add FDPIC
3004 (arm_trampoline_init): Likewise.
3005 (arm_trampoline_adjust_address): Likewise.
3006 * config/arm/arm.h (TRAMPOLINE_SIZE): Likewise.
3008 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
3009 Mickaël Guêné <mickael.guene@st.com>
3011 * config/arm/arm.c (arm_fdpic_local_funcdesc_p): New function.
3012 (legitimize_pic_address): Enforce binding rules on function
3013 pointers in FDPIC mode.
3014 (arm_assemble_integer): Likewise.
3016 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
3017 Mickaël Guêné <mickael.guene@st.com>
3019 * config/arm/arm.h (PIC_REGISTER_MAY_NEED_SAVING): New helper.
3020 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Handle
3023 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
3024 Mickaël Guêné <mickael.guene@st.com>
3026 * ginclude/unwind-arm-common.h (unwinder_cache): Add reserved5
3029 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
3030 Mickaël Guêné <mickael.guene@st.com>
3032 * config/arm/arm-c.c (__FDPIC__): Define new pre-processor macro
3034 * config/arm/arm-protos.h (arm_load_function_descriptor): Declare
3036 * config/arm/arm.c (arm_option_override): Define pic register to
3038 (arm_function_ok_for_sibcall): Disable sibcall optimization if we
3039 have no decl or go through PLT.
3040 (calculate_pic_address_constant): New function.
3041 (legitimize_pic_address): Call calculate_pic_address_constant.
3042 (arm_load_pic_register): Handle TARGET_FDPIC.
3043 (arm_is_segment_info_known): New function.
3044 (arm_pic_static_addr): Add support for FDPIC.
3045 (arm_load_function_descriptor): New function.
3046 (arm_emit_call_insn): Add support for FDPIC.
3047 (arm_assemble_integer): Add support for FDPIC.
3048 * config/arm/arm.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED):
3049 Define. (FDPIC_REGNUM): New define.
3050 * config/arm/arm.md (call): Add support for FDPIC.
3051 (call_value): Likewise.
3052 (restore_pic_register_after_call): New pattern.
3053 (untyped_call): Disable if FDPIC.
3054 (untyped_return): Likewise.
3055 * config/arm/unspecs.md (UNSPEC_PIC_RESTORE): New.
3057 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
3058 Mickaël Guêné <mickael.guene@st.com>
3060 * config.gcc: Handle arm*-*-uclinuxfdpiceabi.
3061 * config/arm/bpabi.h (TARGET_FDPIC_ASM_SPEC): New.
3062 (SUBTARGET_EXTRA_ASM_SPEC): Use TARGET_FDPIC_ASM_SPEC.
3063 * config/arm/linux-eabi.h (FDPIC_CC1_SPEC): New.
3064 (CC1_SPEC): Use FDPIC_CC1_SPEC.
3065 (MUSL_DYNAMIC_LINKER): Add -fdpic suffix when needed.
3066 * config/arm/uclinuxfdpiceabi.h: New file.
3068 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
3070 * config.gcc: Handle *-*-uclinuxfdpiceabi.
3072 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
3073 Mickaël Guêné <mickael.guene@st.com>
3075 * config/arm/arm.opt: Add -mfdpic option.
3076 * doc/invoke.texi: Add documentation for -mfdpic.
3078 2019-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
3080 * expmed.c (extract_bit_field): Update function comment
3082 * expr.c (expand_expr_real): Update function comment
3084 (expand_misaligned_mem_ref): New helper function.
3085 (expand_expr_real_2): Use expand_misaligned_mem_ref.
3086 Remove duplicate assignment to "base" at case MEM_REF.
3087 Remove a shadowed variable "unsignedp" at case VCE.
3089 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3091 * regset.h (regs_invalidated_by_call_regset): Delete.
3092 (fixed_reg_set_regset): Likewise.
3093 * reginfo.c (regs_invalidated_by_call_regset): Likewise.
3094 (fixed_reg_set_regset, persistent_obstack): Likewise.
3095 (init_reg_sets_1, globalize_reg): Update accordingly.
3096 * df.h (df_print_regset, df_print_word_regset): Take a const_bitmap
3097 instead of a bitmap.
3098 * df-core.c (df_print_regset, df_print_word_regset): Likewise.
3099 * df-problems.c (df_rd_local_compute): Use regs_invalidated_by_call
3100 instead of regs_invalidated_by_call_regset.
3101 (df_lr_confluence_n, df_md_confluence_n): Likewise.
3102 * df-scan.c (df_scan_start_dump): Likewise.
3103 * dse.c (copy_fixed_regs): Likewise.
3104 * config/sh/sh.c (sh_find_equiv_gbr_addr): Likewise.
3106 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3108 * array-traits.h: New file.
3109 * coretypes.h (array_traits, bitmap_view): New types.
3110 * bitmap.h: Include "array-traits.h"
3111 (bitmap_bit_p): Take a const_bitmap instead of a bitmap.
3112 (base_bitmap_view, bitmap_view): New classes.
3113 * bitmap.c (bitmap_bit_p): Take a const_bitmap instead of a bitmap.
3114 * hard-reg-set.h: Include array-traits.h.
3115 (array_traits<HARD_REG_SET>): New struct.
3116 * regset.h (IOR_REG_SET_HRS): New macro.
3117 * loop-iv.c (simplify_using_initial_values): Use IOR_REG_SET_HRS
3118 rather than iterating over each hard register.
3119 * sched-deps.c (sched_analyze_insn): Likewise.
3120 * sel-sched-ir.c (setup_id_implicit_regs): Likewise.
3122 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3124 * ira-int.h (ior_hard_reg_conflicts): Take a const_hard_reg_set
3125 instead of a HARD_REG_SET *.
3126 * ira-build.c (ior_hard_reg_conflicts): Likewise.
3127 (ira_build): Update call accordingly.
3128 * ira-emit.c (add_range_and_copies_from_move_list): Likewise.
3130 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3132 * hard-reg-set.h (HARD_REG_SET::operator==): New function.
3133 (HARD_REG_SET::operator!=): Likewise.
3134 (hard_reg_set_equal_p): Delete.
3135 * cfgcleanup.c (old_insns_match_p): Use == instead of
3136 hard_reg_set_equal_p and != instead of !hard_reg_set_equal_p.
3137 * ira-color.c (allocno_hard_regs_hasher::equal): Likewise.
3138 (add_allocno_hard_regs_to_forest): Likewise.
3139 (setup_allocno_available_regs_num): Likewise.
3140 * ira.c (setup_pressure_classes): Likewise.
3141 (setup_allocno_and_important_classes): Likewise.
3142 (setup_reg_class_relations): Likewise.
3143 * lra-lives.c (process_bb_lives): Likewise.
3144 * reg-stack.c (change_stack, convert_regs_1): Likewise.
3146 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3148 * hard-reg-set.h (IOR_COMPL_HARD_REG_SET): Delete.
3149 * config/aarch64/cortex-a57-fma-steering.c (rename_single_chain):
3150 Use "|~" instead of IOR_COMPL_HARD_REG_SET.
3151 * config/aarch64/falkor-tag-collision-avoidance.c (init_unavailable):
3153 * ira-build.c (ira_create_object, ira_set_allocno_class): Likewise.
3154 * ira.c (setup_reg_renumber): Likewise.
3155 * lra-assigns.c (find_hard_regno_for_1): Likewise.
3156 * regrename.c (regrename_find_superclass): Likewise.
3157 * reload1.c (find_reg): Likewise.
3159 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3161 * hard-reg-set.h (AND_COMPL_HARD_REG_SET): Delete.
3162 * caller-save.c (setup_save_areas): Use "&~" instead of
3163 AND_COMPL_HARD_REG_SET.
3164 (save_call_clobbered_regs): Likewise.
3165 * config/epiphany/epiphany.c (epiphany_conditional_register_usage):
3167 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
3168 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
3169 * config/i386/i386.c (ix86_conditional_register_usage): Likewise.
3170 * config/mips/mips.c (mips_class_max_nregs): Likewise.
3171 (mips_conditional_register_usage): Likewise.
3172 * config/sh/sh.c (output_stack_adjust): Likewise.
3173 * ira-color.c (form_allocno_hard_regs_nodes_forest): Likewise.
3174 (setup_profitable_hard_regs): Likewise.
3175 (get_conflict_and_start_profitable_regs): Likewise.
3176 * ira-conflicts.c (print_allocno_conflicts): Likewise.
3177 (ira_build_conflicts): Likewise.
3178 * ira-costs.c (restrict_cost_classes): Likewise.
3179 (setup_regno_cost_classes_by_aclass): Likewise.
3180 * ira-lives.c (process_bb_node_lives): Likewise.
3181 * ira.c (setup_class_hard_regs, setup_reg_subclasses): Likewise.
3182 (setup_class_subset_and_memory_move_costs, setup_pressure_classes)
3183 (setup_allocno_and_important_classes, setup_class_translate_array)
3184 (setup_reg_class_relations, setup_prohibited_class_mode_regs):
3186 * lra-assigns.c (find_hard_regno_for_1): Likewise.
3187 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
3188 (process_alt_operands, inherit_in_ebb): Likewise.
3189 * lra-eliminations.c (update_reg_eliminate): Likewise.
3190 * lra-lives.c (process_bb_lives): Likewise.
3191 * reload1.c (update_eliminables_and_spill, reload_as_needed): Likewise.
3192 * resource.c (find_dead_or_set_registers): Likewise.
3193 (mark_target_live_regs): Likewise.
3194 * sched-deps.c (get_implicit_reg_pending_clobbers): Likewise.
3195 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3196 (implicit_clobber_conflict_p): Likewise.
3197 * shrink-wrap.c (requires_stack_frame_p): Likewise.
3198 (try_shrink_wrapping): Likewise.
3200 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3202 * hard-reg-set.h (HARD_REG_SET::operator|): New function.
3203 (HARD_REG_SET::operator|=): Likewise.
3204 (IOR_HARD_REG_SET): Delete.
3205 * config/gcn/gcn.c (gcn_md_reorg): Use "|" instead of
3207 * config/m32c/m32c.c (m32c_register_move_cost): Likewise.
3208 * config/s390/s390.c (s390_adjust_loop_scan_osc): Likewise.
3209 * final.c (collect_fn_hard_reg_usage): Likewise.
3210 * hw-doloop.c (scan_loop, optimize_loop): Likewise.
3211 * ira-build.c (merge_hard_reg_conflicts): Likewise.
3212 (ior_hard_reg_conflicts, create_cap_allocno, propagate_allocno_info)
3213 (propagate_some_info_from_allocno): Likewise.
3214 (copy_info_to_removed_store_destinations): Likewise.
3215 * ira-color.c (add_allocno_hard_regs_to_forest, assign_hard_reg)
3216 (allocno_reload_assign, ira_reassign_pseudos): Likewise.
3217 (fast_allocation): Likewise.
3218 * ira-conflicts.c (ira_build_conflicts): Likewise.
3219 * ira-lives.c (make_object_dead, process_single_reg_class_operands)
3220 (process_bb_node_lives): Likewise.
3221 * ira.c (setup_pressure_classes, setup_reg_class_relations): Likewise.
3222 * lra-assigns.c (find_hard_regno_for_1): Likewise.
3223 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
3224 * lra-constraints.c (process_alt_operands, inherit_in_ebb): Likewise.
3225 * lra-eliminations.c (spill_pseudos, update_reg_eliminate): Likewise.
3226 * lra-lives.c (mark_pseudo_dead, check_pseudos_live_through_calls)
3227 (process_bb_lives): Likewise.
3228 * lra-spills.c (assign_spill_hard_regs): Likewise.
3229 * postreload.c (reload_combine): Likewise.
3230 * reginfo.c (init_reg_sets_1): Likewise.
3231 * regrename.c (merge_overlapping_regs, find_rename_reg)
3232 (merge_chains): Likewise.
3233 * reload1.c (maybe_fix_stack_asms, order_regs_for_reload, find_reg)
3234 (find_reload_regs, finish_spills, choose_reload_regs_init)
3235 (emit_reload_insns): Likewise.
3236 * reorg.c (redundant_insn): Likewise.
3237 * resource.c (find_dead_or_set_registers, mark_set_resources)
3238 (mark_target_live_regs): Likewise.
3239 * rtlanal.c (find_all_hard_reg_sets): Likewise.
3240 * sched-deps.c (sched_analyze_insn): Likewise.
3241 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3242 (find_best_reg_for_expr): Likewise.
3243 * shrink-wrap.c (try_shrink_wrapping): Likewise.
3245 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3247 * hard-reg-set.h (HARD_REG_SET::operator&): New function.
3248 (HARD_REG_SET::operator&): Likewise.
3249 (AND_HARD_REG_SET): Delete.
3250 * caller-save.c (setup_save_areas): Use "&" instead of
3252 (save_call_clobbered_regs): Likewise.
3253 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
3254 * config/m32c/m32c.c (reduce_class): Likewise.
3255 * config/rs6000/rs6000.c (rs6000_register_move_cost): Likewise.
3256 * final.c (get_call_reg_set_usage): Likewise.
3257 * ira-color.c (add_allocno_hard_regs_to_forest): Likewise.
3258 (setup_left_conflict_sizes_p): Likewise.
3259 * ira-conflicts.c (print_allocno_conflicts): Likewise.
3260 (ira_build_conflicts): Likewise.
3261 * ira-costs.c (restrict_cost_classes): Likewise.
3262 * ira.c (setup_stack_reg_pressure_class, setup_class_translate_array)
3263 (setup_reg_class_relations): Likewise.
3264 * reginfo.c (init_reg_sets_1, record_subregs_of_mode): Likewise.
3265 * reload1.c (maybe_fix_stack_asms, finish_spills): Likewise.
3266 * resource.c (find_dead_or_set_registers): Likewise.
3267 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3269 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3271 * hard-reg-set.h (HARD_REG_SET::operator~): New function.
3272 (COMPL_HARD_REG_SET): Delete.
3273 * config/c6x/c6x.c (c6x_call_saved_register_used): Use ~ instead
3274 of COMPL_HARD_REG_SET.
3275 (try_rename_operands): Likewise.
3276 * config/sh/sh.c (push_regs): Likewise.
3277 * lra-assigns.c (find_hard_regno_for_1): Likewise.
3278 * lra-constraints.c (contains_reg_p): Likewise.
3279 * reload1.c (finish_spills, choose_reload_regs_init): Likewise.
3281 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3283 * hard-reg-set.h (COPY_HARD_REG_SET): Delete.
3284 * caller-save.c (save_call_clobbered_regs): Use assignment instead
3285 of COPY_HARD_REG_SET.
3286 * config/epiphany/epiphany.c (epiphany_compute_frame_size): Likewise.
3287 (epiphany_conditional_register_usage): Likewise.
3288 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
3289 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
3290 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
3291 * config/m32c/m32c.c (m32c_register_move_cost): Likewise.
3292 * config/m68k/m68k.c (m68k_conditional_register_usage): Likewise.
3293 * config/mips/mips.c (mips_class_max_nregs): Likewise.
3294 * config/pdp11/pdp11.c (pdp11_conditional_register_usage): Likewise.
3295 * config/rs6000/rs6000.c (rs6000_register_move_cost): Likewise.
3296 * config/sh/sh.c (output_stack_adjust): Likewise.
3297 * final.c (collect_fn_hard_reg_usage): Likewise.
3298 (get_call_reg_set_usage): Likewise.
3299 * ira-build.c (ira_create_object, remove_low_level_allocnos)
3300 (ira_flattening): Likewise.
3301 * ira-color.c (add_allocno_hard_regs, add_allocno_hard_regs_to_forest)
3302 (setup_left_conflict_sizes_p, setup_profitable_hard_regs)
3303 (get_conflict_and_start_profitable_regs, allocno_reload_assign)
3304 (ira_reassign_pseudos): Likewise.
3305 * ira-conflicts.c (print_allocno_conflicts): Likewise.
3306 (ira_build_conflicts): Likewise.
3307 * ira-costs.c (restrict_cost_classes): Likewise.
3308 (setup_regno_cost_classes_by_aclass): Likewise.
3309 * ira.c (setup_class_hard_regs, setup_alloc_regs): Likewise.
3310 (setup_reg_subclasses, setup_class_subset_and_memory_move_costs)
3311 (setup_stack_reg_pressure_class, setup_pressure_classes)
3312 (setup_allocno_and_important_classes, setup_class_translate_array)
3313 (setup_reg_class_relations, setup_prohibited_class_mode_regs)
3314 (ira_setup_eliminable_regset): Likewise.
3315 * lra-assigns.c (find_hard_regno_for_1): Likewise.
3316 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
3317 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
3318 (process_alt_operands, inherit_in_ebb): Likewise.
3319 * lra-lives.c (process_bb_lives): Likewise.
3320 * lra-spills.c (assign_spill_hard_regs): Likewise.
3321 * lra.c (lra): Likewise.
3322 * mode-switching.c (new_seginfo): Likewise.
3323 * postreload.c (reload_combine): Likewise.
3324 * reg-stack.c (straighten_stack): Likewise.
3325 * reginfo.c (save_register_info, restore_register_info): Likewise.
3326 (init_reg_sets_1, record_subregs_of_mode): Likewise
3327 * regrename.c (create_new_chain, rename_chains): Likewise.
3328 * reload1.c (order_regs_for_reload, find_reg): Likewise.
3329 (find_reload_regs): Likewise.
3330 * resource.c (find_dead_or_set_registers): Likewise.
3331 (mark_target_live_regs): Likewise.
3332 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3334 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3336 * rtl.h (CALL_INSN_FUNCTION_USAGE): Document what SETs mean.
3337 (note_pattern_stores): Declare.
3338 (note_stores): Take an rtx_insn *.
3339 * rtlanal.c (set_of): Use note_pattern_stores instead of note_stores.
3340 (find_all_hard_reg_sets): Pass the insn rather than its pattern to
3341 note_stores. Remove explicit handling of CALL_INSN_FUNCTION_USAGE.
3342 (note_stores): Take an rtx_insn * as argument and process
3343 CALL_INSN_FUNCTION_USAGE. Rename old function to...
3344 (note_pattern_stores): ...this.
3345 (find_first_parameter_load): Pass the insn rather than
3346 its pattern to note_stores.
3347 * alias.c (memory_modified_in_insn_p, init_alias_analysis): Likewise.
3348 * caller-save.c (setup_save_areas, save_call_clobbered_regs)
3349 (insert_one_insn): Likewise.
3350 * combine.c (combine_instructions): Likewise.
3351 (likely_spilled_retval_p): Likewise.
3352 (try_combine): Use note_pattern_stores instead of note_stores.
3353 (record_dead_and_set_regs): Pass the insn rather than its pattern
3355 (reg_dead_at_p): Likewise.
3356 * config/bfin/bfin.c (workaround_speculation): Likewise.
3357 * config/c6x/c6x.c (maybe_clobber_cond): Likewise. Take an rtx_insn *
3359 * config/frv/frv.c (frv_registers_update): Use note_pattern_stores
3360 instead of note_stores.
3361 (frv_optimize_membar_local): Pass the insn rather than its pattern
3363 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
3364 * config/i386/i386.c (ix86_avx_u128_mode_after): Likewise.
3365 * config/mips/mips.c (vr4130_true_reg_dependence_p): Likewise.
3366 (r10k_needs_protection_p, mips_sim_issue_insn): Likewise.
3367 (mips_reorg_process_insns): Likewise.
3368 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
3369 * config/sh/sh.c (flow_dependent_p): Likewise. Take rtx_insn *s
3371 * cse.c (delete_trivially_dead_insns): Pass the insn rather than
3372 its pattern to note_stores.
3373 * cselib.c (cselib_record_sets): Use note_pattern_stores instead
3375 * dce.c (mark_nonreg_stores): Remove the "body" parameter and pass
3376 the insn to note_stores.
3377 (prescan_insns_for_dce): Update call accordingly.
3378 * ddg.c (mem_write_insn_p): Pass the insn rather than its pattern
3380 * df-problems.c (can_move_insns_across): Likewise.
3381 * dse.c (emit_inc_dec_insn_before, replace_read): Likewise.
3382 * function.c (assign_parm_setup_reg): Likewise.
3383 * gcse-common.c (record_last_mem_set_info_common): Likewise.
3384 * gcse.c (load_killed_in_block_p, compute_hash_table_work): Likewise.
3385 (single_set_gcse): Likewise.
3386 * ira.c (validate_equiv_mem): Likewise.
3387 (update_equiv_regs): Use note_pattern_stores rather than note_stores
3389 * loop-doloop.c (doloop_optimize): Pass the insn rather than its
3390 pattern to note_stores.
3391 * loop-invariant.c (calculate_loop_reg_pressure): Likewise.
3392 * loop-iv.c (simplify_using_initial_values): Likewise.
3393 * mode-switching.c (optimize_mode_switching): Likewise.
3394 * optabs.c (emit_libcall_block_1): Likewise.
3395 (expand_atomic_compare_and_swap): Likewise.
3396 * postreload-gcse.c (load_killed_in_block_p): Likewise.
3397 (record_opr_changes): Likewise. Remove explicit handling of
3398 CALL_INSN_FUNCTION_USAGE.
3399 * postreload.c (reload_combine, reload_cse_move2add): Likewise.
3400 * regcprop.c (kill_clobbered_values): Likewise.
3401 (copyprop_hardreg_forward_1): Pass the insn rather than its pattern
3403 * regrename.c (build_def_use): Likewise.
3404 * reload1.c (reload): Use note_pattern_stores instead of note_stores
3405 for mark_not_eliminable.
3406 (reload_as_needed): Pass the insn rather than its pattern
3408 (emit_output_reload_insns): Likewise.
3409 * resource.c (mark_target_live_regs): Likewise.
3410 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
3411 * sched-rgn.c (sets_likely_spilled): Use note_pattern_stores
3412 instead of note_stores.
3413 * shrink-wrap.c (try_shrink_wrapping): Pass the insn rather than
3414 its pattern to note_stores.
3415 * stack-ptr-mod.c (pass_stack_ptr_mod::execute): Likewise.
3416 * var-tracking.c (adjust_insn, add_with_sets): Likewise.
3418 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3420 * hard-reg-set.h (HARD_REG_SET): Define using a typedef rather
3421 than a #define. Use a structure rather than an array as the
3422 fallback definition. Remove special cases for low array sizes.
3423 (const_hard_reg_set): New typedef.
3424 (hard_reg_set_subset_p): Use it instead of "const HARD_REG_SET".
3425 (hard_reg_set_equal_p, hard_reg_set_intersect_p): Likewise.
3426 (hard_reg_set_empty_p): Likewise.
3427 (SET_HARD_REG_BIT): Use a function rather than a macro to
3428 handle the case in which HARD_REG_SET is a structure.
3429 (CLEAR_HARD_REG_BIT, TEST_HARD_REG_BIT, CLEAR_HARD_REG_SET)
3430 (SET_HARD_REG_SET, COPY_HARD_REG_SET, COMPL_HARD_REG_SET)
3431 (AND_HARD_REG_SET, AND_COMPL_HARD_REG_SET, IOR_HARD_REG_SET)
3432 (IOR_COMPL_HARD_REG_SET): Likewise.
3433 (hard_reg_set_iterator::pset): Constify the pointer target.
3434 (hard_reg_set_iter_init): Take a const_hard_reg_set instead
3435 of a "const HARD_REG_SET". Update the handling of non-integer
3437 * recog.h: Test HARD_CONST instead of CLEAR_HARD_REG_SET.
3438 * reload.h: Likewise.
3439 * rtl.h (choose_hard_reg_mode): Remove unnecessary line break.
3440 * regs.h (in_hard_reg_set_p): Take a const_hard_reg_set instead
3441 of a "const HARD_REG_SET".
3442 (overlaps_hard_reg_set_p, range_overlaps_hard_reg_set_p): Likewise.
3443 (range_in_hard_reg_set_p): Likewise.
3444 * ira-costs.c (restrict_cost_classes): Likewise.
3445 * shrink-wrap.c (move_insn_for_shrink_wrap): Likewise.
3446 * config/epiphany/resolve-sw-modes.c (pass_resolve_sw_modes::execute):
3447 Pass a NO_REGS HARD_REG_SET rather than NULL to emit_set_fp_mode.
3448 * config/ia64/ia64.c (rws_insn): In the CHECKING_P version,
3449 use unsigned HOST_WIDEST_FAST_INT rather than HARD_REG_ELT_TYPE.
3450 (rws_insn_set, rws_insn_test): In the CHECKING_P version,
3451 take an unsigned int and open-code the HARD_REG_SET operations.
3453 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
3455 * Makefile.in (OBJS): Remove bt-load.o.
3456 * doc/invoke.texi (fbranch-target-load-optimize): Delete.
3457 (fbranch-target-load-optimize2, fbtr-bb-exclusive): Likewise.
3458 * common.opt (fbranch-target-load-optimize): Mark as Ignore and
3459 document that the option no longer does anything.
3460 (fbranch-target-load-optimize2, fbtr-bb-exclusive): Likewise.
3461 * target.def (branch_target_register_class): Delete.
3462 (branch_target_register_callee_saved): Likewise.
3463 * doc/tm.texi.in (TARGET_BRANCH_TARGET_REGISTER_CLASS): Likewise.
3464 (TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED): Likewise.
3465 * doc/tm.texi: Regenerate.
3466 * tree-pass.h (make_pass_branch_target_load_optimize1): Delete.
3467 (make_pass_branch_target_load_optimize2): Likewise.
3468 * passes.def (pass_branch_target_load_optimize1): Likewise.
3469 (pass_branch_target_load_optimize2): Likewise.
3470 * targhooks.h (default_branch_target_register_class): Likewise.
3471 * targhooks.c (default_branch_target_register_class): Likewise.
3472 * opt-suggestions.c (test_completion_valid_options): Remove
3473 -fbtr-bb-exclusive from the list of test options.
3474 * bt-load.c: Remove.
3476 2019-09-09 Barnaby Wilks <barnaby.wilks@arm.com>
3478 * match.pd: Add flag_unsafe_math_optimizations check
3479 before deciding on the widest type in a binary math operation.
3481 2019-09-09 Martin Liska <mliska@suse.cz>
3483 * config/i386/i386.opt: Update comment of removed
3484 options that are preserved only for backward
3487 2019-09-09 Jakub Jelinek <jakub@redhat.com>
3490 * config/i386/emmintrin.h (_mm_cmpeq_epi8): Use casts to __v16qi
3494 * config/i386/avxintrin.h (__v32qs): New typedef.
3495 * config/i386/avx2intrin.h (_mm256_cmpgt_epi8): Use casts to __v32qs
3498 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
3500 * doc/invoke.texi (Option Summary): Cover eBPF.
3501 (eBPF Options): New section.
3502 * doc/extend.texi (BPF Built-in Functions): Likewise.
3503 (BPF Kernel Helpers): Likewise.
3505 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
3507 * config.gcc: Support for bpf-*-* targets.
3508 * common/config/bpf/bpf-common.c: New file.
3509 * config/bpf/t-bpf: Likewise.
3510 * config/bpf/predicates.md: Likewise.
3511 * config/bpf/constraints.md: Likewise.
3512 * config/bpf/bpf.opt: Likewise.
3513 * config/bpf/bpf.md: Likewise.
3514 * config/bpf/bpf.h: Likewise.
3515 * config/bpf/bpf.c: Likewise.
3516 * config/bpf/bpf-protos.h: Likewise.
3517 * config/bpf/bpf-opts.h: Likewise.
3518 * config/bpf/bpf-helpers.h: Likewise.
3519 * config/bpf/bpf-helpers.def: Likewise.
3521 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
3523 * doc/sourcebuild.texi (Effective-Target Keywords): Document
3526 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
3528 * opt-functions.awk (integer_range_info): Make sure values are in
3529 numeric context before operating with them.
3531 2019-09-08 Segher Boessenkool <segher@kernel.crashing.org>
3533 * genemit.c (gen_split): Print the filename and line number where the
3534 splitter (or peephole2) was defined, to the dump file.
3536 2019-09-07 Jakub Jelinek <jakub@redhat.com>
3538 PR tree-optimization/91665
3539 * tree-vect-loop.c (vectorizable_reduction): Punt if base has type
3540 incompatible with the type of PHI result.
3542 2019-09-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
3545 * config/arm/arm.c (arm_block_set_aligned_non_vect): Use
3546 gen_unaligned_storedi for 4-byte aligned addresses.
3548 2019-09-06 Jim Wilson <jimw@sifive.com>
3550 * config/riscv/riscv.c (riscv_option_override): Revert 2019-08-30
3553 2019-09-06 Segher Boessenkool <segher@kernel.crashing.org>
3555 * config/rs6000/rs6000.md (unspec): Delete UNSPEC_MV_CR_OV.
3557 2019-09-06 Segher Boessenkool <segher@kernel.crashing.org>
3559 * config/rs6000/rs6000.c (rs6000_rtx_costs) <case UNSPEC>: Delete.
3560 * config/rs6000/rs6000.md (unspec): Delete UNSPEC_FRSP.
3562 2019-09-06 Uroš Bizjak <ubizjak@gmail.com>
3565 * config/i386/x86-tune-costs.h (skylake_cost): Raise the
3566 cost of SSE->integer and integer->SSE moves from 2 to 6.
3569 2019-09-06 Jakub Jelinek <jakub@redhat.com>
3571 * function.c (assign_parm_find_data_types): Use RECORD_OR_UNION_TYPE_P
3572 before testing TYPE_TRANSPARENT_AGGR.
3573 * calls.c (initialize_argument_information, load_register_parameters):
3576 2019-09-06 Richard Earnshaw <rearnsha@arm.com>
3578 * config/arm/arm.md (cmp_and): Add short-it variant for thumb2 with
3580 (cmp_ior): Likewise.
3582 2019-09-06 Martin Liska <mliska@suse.cz>
3584 * doc/match-and-simplify.texi: Separate tuples with ;.
3586 2019-09-06 Martin Liska <mliska@suse.cz>
3589 * Makefile.in: Remove tlink.o.
3590 * collect2.c (do_link): New function isolated
3593 * collect2.h (do_tlink): Remove declaration of do_tlink.
3594 * doc/extend.texi: Remove documentation of -frepo.
3595 * doc/invoke.texi: Likewise.
3596 * doc/sourcebuild.texi: Remove cleanup-repo-files.
3599 2019-09-05 Jakub Jelinek <jakub@redhat.com>
3600 Jim Wilson <jimw@sifive.com>
3603 * config/riscv/riscv.md (zero_extendsidi2, zero_extendhi<GPR:mode>2,
3604 extend<SHORT:mode><SUPERQI:mode>2): Don't split if
3605 paradoxical_subreg_p (operands[0]).
3606 (*lshrsi3_zero_extend_3+1, *lshrsi3_zero_extend_3+2): Add clobber and
3607 use as intermediate value.
3609 2019-09-05 Andrew Stubbs <ams@codesourcery.com>
3611 * config/gcn/gcn.md (*movti_insn): Set delayeduse for global_store.
3612 (sync_compare_and_swap<mode>_insn): Likewise.
3614 2019-09-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
3617 * expr.c (expand_expr_real_1): Handle misaligned TARGET_MEM_REF
3618 without movmisalign optab.
3620 2019-09-05 Jakub Jelinek <jakub@redhat.com>
3625 * calls.c (load_register_parameters): For TYPE_TRANSPARENT_AGGR
3626 types, use type of their first field instead of type of
3629 2019-09-05 Richard Biener <rguenther@suse.de>
3631 PR rtl-optimization/91656
3632 * postreload-gcse.c (record_last_mem_set_info): Revert addition
3635 2019-09-05 Richard Biener <rguenther@suse.de>
3638 * tree-inline.c (declare_return_variable): Mark the return
3639 slot as addressable after building an address of it.
3641 2019-09-05 Arnaud Charlet <charlet@adacore.com>
3643 * doc/install.texi: Update and clarify requirements to build GNAT.
3645 2019-09-05 Richard Sandiford <richard.sandiford@arm.com>
3648 * cfgexpand.c (discover_nonconstant_array_refs): Force the source
3649 of an IFN_LOAD_LANES call and the destination of an IFN_STORE_LANES
3650 call to be in memory.
3651 (pass_expand::execute): Call discover_nonconstant_array_refs before
3652 setting currently_expanding_to_rtl.
3654 2019-09-04 Caroline Tice <cmtice@google.com>
3656 * opts.c (finish_options): Disallow -fvtable-verify and -flto to be
3659 2019-09-04 Marek Polacek <polacek@redhat.com>
3661 * doc/invoke.texi: Remove -fdeduce-init-list documentation.
3663 2019-09-04 Uroš Bizjak <ubizjak@gmail.com>
3666 * config/i386/i386.c (inline_secondary_memory_needed): Return true
3667 for QI and HImode moves between SSE and general registers.
3669 2019-09-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3672 * doc/invoke.texi: Document -Wenum-conversion.
3674 2019-09-04 Richard Biener <rguenther@suse.de>
3676 PR rtl-optimization/36262
3677 * postreload-gcse.c: Include intl.h and gcse.h.
3678 (insert_expr_in_table): Insert at the head of cur_expr->avail_occr
3679 to avoid linear list walk.
3680 (record_last_mem_set_info): Gate off if not computing transparentness.
3681 (get_bb_avail_insn): If transparentness isn't computed give up
3683 (gcse_after_reload_main): Skip compute_transp and extended PRE
3684 if gcse_or_cprop_is_too_expensive says so.
3686 2019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
3688 * config/msp430/msp430.c (msp430_init_sections): Remove handling of the
3690 (msp430_select_section): Handle decls with the "noinit" attribute with
3691 default_elf_select_section.
3692 Handle SECCAT_RODATA_MERGE_* section types with
3693 default_elf_select_section.
3694 Add comments about handling of unsupported section types.
3695 (msp430_section_type_flags): Remove handling of the noinit section.
3697 2019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
3699 * config/msp430/msp430.c (msp430_attr): Remove warnings about
3700 conflicting msp430-specific attributes.
3701 (msp430_section_attr): Likewise.
3702 Add warnings about conflicts with generic "noinit" and "section"
3704 Fix grammar in -mlarge error message.
3705 (msp430_data_attr): Rename to msp430_persist_attr.
3706 Add warnings about conflicts with generic "noinit" and "section"
3708 Add warning for when variable is not initialized.
3709 Chain conditionals which prevent the attribute being added.
3710 (ATTR_EXCL): New helper.
3711 (attr_reent_exclusions): New exclusion table.
3712 (attr_naked_exclusions): Likewise.
3713 (attr_crit_exclusions): Likewise.
3714 (attr_lower_exclusions): Likewise.
3715 (attr_upper_exclusions): Likewise.
3716 (attr_either_exclusions): Likewise.
3717 (attr_persist_exclusions): Likewise.
3718 (msp430_attribute_table): Update with exclusion rules.
3719 (msp430_output_aligned_decl_common): Don't output common symbol if decl
3722 2019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
3724 * config/msp430/msp430.c (TARGET_HANDLE_GENERIC_ATTRIBUTE): Define.
3725 (msp430_handle_generic_attribute): New function.
3726 * doc/tm.texi: Regenerate.
3727 * doc/tm.texi.in: Add TARGET_HANDLE_GENERIC_ATTRIBUTE.
3728 * hooks.c (hook_tree_treeptr_tree_tree_int_boolptr_null): New.
3729 * hooks.h (hook_tree_treeptr_tree_tree_int_boolptr_null): New.
3730 * target.def: Define new hook TARGET_HANDLE_GENERIC_ATTRIBUTE.
3732 2019-09-03 Kamlesh Kumar <kamleshbhalui@gmail.com>
3734 PR tree-optimization/91504
3735 * match.pd: Add ((~a & b) ^a) --> (a | b).
3737 2019-09-03 Jakub Jelinek <jakub@redhat.com>
3740 * config/i386/i386-expand.c (split_double_mode): If there is more than
3741 one MEM operand and they are rtx_equal_p, reuse lo_half/hi_half from
3742 already split matching MEM operand instead of calling adjust_address
3745 2019-09-03 Ulrich Weigand <uweigand@de.ibm.com>
3747 * config.gcc: Obsolete spu target. Remove references to spu.
3748 * configure.ac: Remove references to spu.
3749 * configure: Regenerate.
3750 * config/spu/: Remove directory.
3751 * common/config/spu/: Remove directory.
3753 * doc/extend.texi: Remove references to spu.
3754 * doc/invoke.texi: Likewise.
3755 * doc/md.texi: Likewise.
3756 * doc/sourcebuild.texi: Likewise.
3758 2019-09-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
3763 * expr.c (expand_expr_real_1): Handle unaligned decl_rtl
3764 and SSA_NAME referring to CONSTANT_P correctly.
3766 2019-09-03 Richard Biener <rguenther@suse.de>
3768 * tree-ssa-sccvn.h (vn_nary_op_lookup): Remove.
3769 (vn_nary_op_insert): Likewise.
3770 * tree-ssa-sccvn.c (init_vn_nary_op_from_op): Remove.
3771 (vn_nary_op_lookup): Likewise.
3772 (vn_nary_op_insert): Likewise.
3774 2019-09-03 Ilya Leoshkevich <iii@linux.ibm.com>
3776 * config/s390/s390.c (s390_canonicalize_comparison): Use XEXP
3777 (*op0, 1) instead of XEXP (*op1, 0).
3779 2019-09-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3781 * config/aarch64/aarch64.md (UNSPEC_FJCVTZS): Define.
3782 (aarch64_fjcvtzs): New define_insn.
3783 * config/aarch64/aarch64.h (TARGET_JSCVT): Define.
3784 * config/aarch64/aarch64-builtins.c (aarch64_builtins):
3786 (aarch64_init_builtins): Initialize __builtin_aarch64_jcvtzs.
3787 (aarch64_expand_builtin): Handle AARCH64_JSCVT.
3788 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
3789 __ARM_FEATURE_JCVT where appropriate.
3790 * config/aarch64/arm_acle.h (__jcvt): Define.
3792 2019-09-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3794 * config/aarch64/aarch64.md ("unspec"): Add UNSPEC_FRINT32Z,
3795 UNSPEC_FRINT32X, UNSPEC_FRINT64Z, UNSPEC_FRINT64X.
3796 (aarch64_<frintnzs_op><mode>): New define_insn.
3797 * config/aarch64/aarch64.h (TARGET_FRINT): Define.
3798 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
3799 __ARM_FEATURE_FRINT when appropriate.
3800 * config/aarch64/aarch64-simd-builtins.def: Add builtins for frint32z,
3801 frint32x, frint64z, frint64x.
3802 * config/aarch64/arm_acle.h (__rint32zf, __rint32z, __rint64zf,
3803 __rint64z, __rint32xf, __rint32x, __rint64xf, __rint64x): Define.
3804 * config/aarch64/arm_neon.h (vrnd32z_f32, vrnd32zq_f32, vrnd32z_f64,
3805 vrnd32zq_f64, vrnd32x_f32, vrnd32xq_f32, vrnd32x_f64, vrnd32xq_f64,
3806 vrnd64z_f32, vrnd64zq_f32, vrnd64z_f64, vrnd64zq_f64, vrnd64x_f32,
3807 vrnd64xq_f32, vrnd64x_f64, vrnd64xq_f64): Define.
3808 * config/aarch64/iterators.md (VSFDF): Define.
3809 (FRINTNZX): Likewise.
3810 (frintnzs_op): Likewise.
3812 2019-09-03 Dennis Zhang <dennis.zhang@arm.com>
3814 * config/aarch64/aarch64-cores.def (AARCH64_CORE): New entries
3815 for Cortex-A77, Cortex-A76AE, Cortex-A65, Cortex-A65AE, and
3817 * config/aarch64/aarch64-tune.md: Regenerated.
3818 * doc/invoke.texi: Document the new processors.
3820 2019-09-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3822 * config/aarch64/aarch64-option-extensions.def (sb): Add feature
3826 (sve2-sm4): Likewise.
3828 (svesha3): Likewise.
3829 (svebitperm): Likewise.
3831 2019-09-03 Jakub Jelinek <jakub@redhat.com>
3832 Richard Biener <rguenther@suse.de>
3834 PR tree-optimization/91597
3835 * tree-vrp.c (extract_range_from_binary_expr): Remove unsafe
3836 BIT_AND_EXPR optimization for pointers, even if both operand
3837 ranges don't include NULL, the result can be NULL.
3839 2019-09-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3842 * expr.c (addr_expr_of_non_mem_decl_p_1): Refactor into...
3843 (non_mem_decl_p): ...this.
3844 (mem_ref_refers_to_non_mem_p): Handle DECL_P as well as MEM_REF.
3845 (expand_assignment): Call mem_ref_referes_to_non_mem_p
3846 unconditionally as before.
3848 2019-09-02 Eric Botcazou <ebotcazou@adacore.com>
3851 * doc/generic.texi (LTGT_EXPR): Merge with other comparison operators.
3852 * rtl.def (LTGT): Likewise. Add note about floating-point exceptions.
3853 * tree.def (LTGT_EXPR): Likewise.
3854 * config/sparc/sparc.c (select_cc_mode): Return CCFPEmode for LTGT.
3856 2019-09-02 Jakub Jelinek <jakub@redhat.com>
3859 * fold-const.c (range_check_type): For enumeral and boolean
3860 type, pass 1 to type_for_size langhook instead of
3861 TYPE_UNSIGNED (etype). Return unsigned_type_for result whenever
3862 etype isn't TYPE_UNSIGNED INTEGER_TYPE.
3863 (build_range_check): Don't call unsigned_type_for for pointer types.
3864 * match.pd (X / C1 op C2): Don't call unsigned_type_for on
3865 range_check_type result.
3867 2019-09-02 Eric Botcazou <ebotcazou@adacore.com>
3869 * gimple-ssa-strength-reduction.c (valid_mem_ref_cand_p): New function.
3870 (replace_ref): Do not replace a chain of only two candidates which are
3871 valid memory references.
3873 2019-09-02 Martin Liska <mliska@suse.cz>
3875 * tree-switch-conversion.c (jump_table_cluster::find_jump_tables):
3876 Bail out when we'll end up with the same number of clusters as
3878 (bit_test_cluster::find_bit_tests): Likewise for bit tests.
3879 (jump_table_cluster::can_be_handled): Remove the guard
3880 as it's already handled in ::is_enabled. Allocate output
3881 after early bail out.
3883 2019-09-02 Martin Liska <mliska@suse.cz>
3885 PR gcov-profile/91601
3886 * gcov.c (path_contains_zero_cycle_arc): Rename to ...
3887 (path_contains_zero_or_negative_cycle_arc): ... this and handle
3888 also negative edges.
3889 (circuit): Handle also negative edges as they can happen
3892 2019-09-01 Eric Botcazou <ebotcazou@adacore.com>
3895 * config/sparc/sparc.c (sparc_cannot_force_const_mem): Return true
3896 during LRA/reload in PIC mode if the PIC register hasn't been used yet.
3897 (sparc_pic_register_p): Test reload_in_progress for consistency's sake.
3899 2019-09-01 Jakub Jelinek <jakub@redhat.com>
3902 * optabs.c (expand_vec_cond_expr): If op0 is a VECTOR_CST and only
3903 EQ_EXPR/NE_EXPR is supported, verify that op0 only contains
3904 zeros or negative elements and use NE_EXPR instead of LT_EXPR against
3908 * tree.c (find_decls_types_in_node): Also walk TREE_PURPOSE of
3909 GIMPLE_ASM TREE_LIST operands.
3911 2019-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3913 * doc/generic.texi (Unary and Binary Expressions): Mark up
3914 an instance of TYPE_MIN.
3916 2019-08-31 Stafford Horne <shorne@gmail.com>
3918 * config/or1k/constraints.md (t): New constraint.
3919 * config/or1k/or1k.h (GOT_REGS): New register class.
3920 * config/or1k/or1k.md (set_got_tmp, set_got): Use t contraint.
3922 2019-08-30 Jim Wilson <jimw@sifive.com>
3924 * config/riscv/riscv.c (riscv_option_override): If -msave-restore
3925 and -fpic and -mplt then disable -msave-restore and warn.
3927 2019-08-30 Martin Sebor <msebor@redhat.com>
3930 * tree-ssa-strlen.c (handle_store): Use a fallback location if
3931 the statement doesn't have one.
3932 * gimple-pretty-print.c (percent_G_format): Same.
3935 * tree-vrp.c (vrp_prop::check_mem_ref): Normalize type domain bounds
3936 before using them to validate MEM_REF offset.
3938 2019-08-30 Marek Polacek <polacek@redhat.com>
3940 * doc/invoke.texi (-Wvolatile): Use @code for volatile.
3942 2019-08-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
3944 * config/arm/arm.md (unaligned_loaddi,
3945 unaligned_storedi): New unspec insn patterns.
3946 * config/arm/neon.md (unaligned_storev8qi): Likewise.
3947 * config/arm/arm.c (gen_cpymem_ldrd_strd): Use unaligned_loaddi
3948 and unaligned_storedi for 4-byte aligned memory.
3949 (arm_block_set_aligned_vect): Use unaligned_storev8qi for
3950 4-byte aligned memory.
3952 2019-08-30 Martin Jambor <mjambor@suse.cz>
3954 tree-optimization/91579
3955 * tree-tailcall.c (tailr_arg_needs_copy): New variable.
3956 (find_tail_calls): Allocate tailr_arg_needs_copy and set its bits as
3958 (arg_needs_copy_p): Removed.
3959 (eliminate_tail_call): Test tailr_arg_needs_copy instead of calling
3961 (tree_optimize_tail_calls_1): Likewise. Free tailr_arg_needs_copy.
3963 2019-08-29 Uroš Bizjak <ubizjak@gmail.com>
3965 * config/i386/i386-features.c
3966 (general_scalar_chain::compute_convert_gain):
3967 Correct cost for double-word shifts.
3968 (general_scalar_to_vector_candidate_p): Reject count operands
3969 greater or equal to mode bitsize.
3971 2019-08-29 Uroš Bizjak <ubizjak@gmail.com>
3973 * config/i386/i386.c (inline_secondary_memory_needed): Return true
3974 for moves between SSE and non-general registers and between
3975 mask and non-general registers.
3976 (ix86_register_move_cost): Remove stalled comment.
3978 2019-08-29 Richard Biener <rguenther@suse.de>
3980 * config/i386/i386-features.c (general_scalar_chain::convert_insn):
3981 Guard debug work with MAY_HAVE_DEBUG_BIND_INSNS.
3983 2019-08-29 Richard Biener <rguenther@suse.de>
3986 * config/i386/i386-features.c (general_scalar_chain::convert_insn):
3987 Do not emit scalar copies for debug-insns, instead replace
3988 their uses with the reg copy used in the chain or reset them
3989 if there is a reaching definition outside of the chain as well.
3991 2019-08-29 Jakub Jelinek <jakub@redhat.com>
3994 * config/i386/i386-expand.c (expand_vec_perm_movs,
3995 expand_vec_perm_blend, expand_vec_perm_vpermil,
3996 expand_vec_perm_pshufb, expand_vec_perm_1,
3997 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
3998 expand_vec_perm_interleave2, expand_vec_perm_vpermq_perm_1,
3999 expand_vec_perm_vperm2f128, expand_vec_perm_interleave3,
4000 expand_vec_perm_vperm2f128_vblend, expand_vec_perm_2vperm2f128_vshuf,
4001 expand_vec_perm_even_odd, expand_vec_perm_broadcast): Adjust function
4002 comments - replace ix86_expand_vec_perm_builtin_1 with
4003 ix86_expand_vec_perm_const_1.
4004 (expand_vec_perm2_vperm2f128_vblend): New function.
4005 (ix86_expand_vec_perm_const_1): New forward declaration. Call
4006 expand_vec_perm2_vperm2f128_vblend as last resort.
4007 (canonicalize_perm): Formatting fix.
4009 PR tree-optimization/91351
4010 * tree-cfg.c (generate_range_test): Use range_check_type instead of
4012 * tree-cfgcleanup.c (convert_single_case_switch): Punt if
4013 range_check_type returns NULL.
4014 * tree-switch-conversion.c (switch_conversion::build_one_array):
4015 Use range_check_type instead of unsigned_type_for, don't perform
4016 linear opt if it returns NULL.
4017 (bit_test_cluster::find_bit_tests): Formatting fix.
4018 (bit_test_cluster::emit): Use range_check_type instead of
4020 (switch_decision_tree::try_switch_expansion): Punt if range_check_type
4023 2019-08-29 Richard Biener <rguenther@suse.de>
4025 PR tree-optimization/91568
4026 * tree-vectorizer.h (_slp_tree::max_nunits): Add.
4027 (vect_update_max_nunits): Add overload for poly_uint64.
4028 * tree-vect-slp.c (vect_create_new_slp_node): Initialize it.
4029 (vect_build_slp_tree): Record max_nunits into the subtree
4030 and merge it upwards.
4031 (vect_print_slp_tree): Print max_nunits.
4033 2019-08-28 Marek Polacek <polacek@redhat.com>
4035 Implement P1152R4: Deprecating some uses of volatile.
4037 * doc/invoke.texi: Document -Wvolatile.
4039 2019-08-28 Marek Polacek <polacek@redhat.com>
4041 PR c++/91360 - Implement C++20 P1143R2: constinit.
4042 * doc/invoke.texi: Document -Wc++20-compat.
4044 2019-08-28 Martin Sebor <msebor@redhat.com>
4046 PR tree-optimization/91457
4047 * builtins.c (component_size): New function.
4048 (compute_objsize): Add argument. Handle ARRAY_REF and COMPONENT_REF.
4049 * builtins.h (compute_objsize): Add argument.
4050 * tree-ssa-strlen.c (handle_store): Handle no-warning bit.
4051 * tree-vrp.c (vrp_prop::check_array_ref): Return warning result.
4052 (vrp_prop::check_mem_ref): Same.
4053 (vrp_prop::search_for_addr_array): Set no-warning bit.
4054 (check_array_bounds): Same.
4056 2019-08-28 Martin Sebor <msebor@redhat.com>
4059 * opts-common.c (option_enabled): Correct checking for language
4062 2019-08-28 Uroš Bizjak <ubizjak@gmail.com>
4064 * config/i386/i386.c (ix86_register_move_cost): Do not
4065 limit the cost of moves to/from XMM register to minimum 8.
4067 2019-08-28 Martin Jambor <mjambor@suse.cz>
4070 * ipa-cp.c (merge_agg_lats_step): Removed redundant test, made a
4071 checking assert a normal assert to test it really is redundant.
4072 * ipa-prop.c (compute_complex_assign_jump_func): Removed
4074 (update_jump_functions_after_inlining): Removed combining unary
4075 arithmetic operations with an ancestor jump function.
4076 (ipcp_modif_dom_walker::before_dom_children): Fix wrong use of rhs
4079 2019-08-28 Richard Biener <rguenther@suse.de>
4081 * config/i386/i386-features.c (convert_scalars_to_vector): Do not
4084 2019-08-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
4085 Richard Biener <rguenther@suse.de>
4087 * expr.c (expand_assignment): Handle misaligned DECLs.
4088 (expand_expr_real_1): Handle FUNCTION_DECL as unaligned.
4089 * function.c (assign_parm_adjust_stack_rtl): Check movmisalign optab
4091 (assign_parm_setup_stack): Allocate properly aligned stack slots.
4092 * varasm.c (build_constant_desc): Align constants of misaligned types.
4093 * config/arm/predicates.md (aligned_operand): New predicate.
4094 * config/arm/arm.md (movdi, movsi, movhi, movhf, movsf, movdf): Use
4095 aligned_operand to check restrictions on memory addresses.
4096 * config/arm/neon.md (movti, mov<VSTRUCT>, mov<VH>): Likewise.
4097 * config/arm/vec-common.md (mov<VALL>): Likewise.
4099 2019-08-28 Jakub Jelinek <jakub@redhat.com>
4102 * config/i386/sse.md (vec_shl_<mode>, vec_shr_<mode>): Use
4103 V_128 iterator instead of VI_128.
4105 2019-08-28 Martin Liska <mliska@suse.cz>
4107 PR tree-optimization/90970
4108 * builtins.c (check_access): Remove assignment to maxread
4109 as it hasn't been used since when it was introduced in r255755.
4111 2019-08-27 Martin Sebor <msebor@redhat.com>
4113 PR tree-optimization/91567
4114 * gimple-ssa-sprintf.c (get_string_length): Handle more forms of lengths
4116 * vr-values.c (vr_values::extract_range_basic): Set strlen upper bound
4119 2019-08-27 Jeff Law <law@redhat.com>
4121 * tree-ssa-strlen.c (printf_strlen_execute): Initialize
4122 the loop optimizer and SCEV before sizing ssa_ver_to_stridx.
4124 2019-08-27 Uroš Bizjak <ubizjak@gmail.com>
4127 * config/i386/i386-features.c (convert_scalars_to_vector):
4128 Update crtl->stack_realign_needed, crtl->stack_realign_tried and
4129 crtl->stack_realign_processed. Update crtl->drap_reg by calling
4130 targetm.calls.get_drap_rtx. If drap_rtx is non-null then
4131 Update crtl->args.internal_arg_pointer and call fixup_tail_calls.
4133 2019-08-27 Richard Biener <rguenther@suse.de>
4135 * config/i386/i386-features.h
4136 (general_scalar_chain::~general_scalar_chain): Add.
4137 (general_scalar_chain::insns_conv): New bitmap.
4138 (general_scalar_chain::n_sse_to_integer): New.
4139 (general_scalar_chain::n_integer_to_sse): Likewise.
4140 (general_scalar_chain::make_vector_copies): Adjust signature.
4141 * config/i386/i386-features.c
4142 (general_scalar_chain::general_scalar_chain): Outline,
4143 initialize new members.
4144 (general_scalar_chain::~general_scalar_chain): New.
4145 (general_scalar_chain::mark_dual_mode_def): Record insns
4146 we need to insert conversions at and count them.
4147 (general_scalar_chain::compute_convert_gain): Account
4148 for conversion instructions at chain boundary.
4149 (general_scalar_chain::make_vector_copies): Generate a single
4150 copy for a def by a specific insn.
4151 (general_scalar_chain::convert_registers): First populate
4152 defs_map, then make copies at out-of chain insns.
4154 2019-08-27 Richard Earnshaw <rearnsha@arm.com>
4156 * config/arm/arm.md (stack_protect_set_insn): Add security-related
4158 * config/aarch64/aarch64.md (stack_protect_set_<mode>): Likewise.
4160 2019-08-27 Martin Liska <mliska@suse.cz>
4162 * cgraph.c (cgraph_node::remove): Remove dead assignment before
4164 * config/i386/i386-features.c (scalar_chain::emit_conversion_insns):
4165 Enclose in anonymous namespace.
4166 * config/i386/x86-tune-costs.h (struct processor_costs): Wrap
4167 hard_register initialization in braces.
4168 * tree-vrp.h (value_range_base::supports_type_p): Return false
4169 for function with boolean return type.
4171 2019-08-26 Uroš Bizjak <ubizjak@gmail.com>
4173 * config/i386/i386.c (emit_i387_cw_initialization)
4174 <case I387_CW_ROUNDEVEN>: Fix masking operand value.
4176 2019-08-26 Martin Sebor <msebor@redhat.com>
4179 * gimple-ssa-sprintf.c (pass_data_sprintf_length): Remove object.
4180 (sprintf_dom_walker): Remove class.
4181 (get_int_range): Make argument const.
4182 (directive::fmtfunc, directive::set_precision): Same.
4183 (format_none): Same.
4184 (build_intmax_type_nodes): Same.
4185 (adjust_range_for_overflow): Same.
4186 (format_floating): Same.
4187 (format_character): Same.
4188 (format_string): Same.
4189 (format_plain): Same.
4190 (get_int_range): Cast away constness.
4191 (format_integer): Same.
4192 (get_string_length): Call get_range_strlen_dynamic. Handle
4193 null lendata.maxbound.
4194 (should_warn_p): Adjust argument scope qualifier.
4196 (format_directive): Same.
4197 (parse_directive): Same.
4198 (is_call_safe): Same.
4199 (try_substitute_return_value): Same.
4200 (sprintf_dom_walker::handle_printf_call): Rename...
4201 (handle_printf_call): ...to this. Initialize target to host charmap
4202 here instead of in pass_sprintf_length::execute.
4203 (struct call_info): Make global.
4204 (sprintf_dom_walker::compute_format_length): Make global.
4205 (sprintf_dom_walker::handle_gimple_call): Same.
4206 * passes.def (pass_sprintf_length): Replace with pass_strlen.
4207 * print-rtl.c (print_pattern): Reduce the number of spaces to
4208 avoid -Wformat-truncation.
4209 * tree-pass.h (make_pass_warn_printf): New function.
4210 * tree-ssa-strlen.c (strlen_optimize): New variable.
4211 (get_string_length): Add comments.
4212 (get_range_strlen_dynamic): New function.
4213 (check_and_optimize_call): New function.
4214 (handle_integral_assign): New function.
4215 (strlen_check_and_optimize_stmt): Factor code out into
4216 strlen_check_and_optimize_call and handle_integral_assign.
4217 (strlen_dom_walker::evrp): New member.
4218 (strlen_dom_walker::before_dom_children): Use evrp member.
4219 (strlen_dom_walker::after_dom_children): Use evrp member.
4220 (printf_strlen_execute): New function.
4221 (pass_strlen::gate): Update to handle printf calls.
4222 (dump_strlen_info): New function.
4223 (pass_data_warn_printf): New variable.
4224 (pass_warn_printf): New class.
4225 * tree-ssa-strlen.h (get_range_strlen_dynamic): Declare.
4226 (handle_printf_call): Same.
4227 * tree-vrp.c (value_range_base::type): Adjust assertion.
4228 * vr-values.c (vr_values::update_value_range): Use type of the first
4229 argument rather than the second.
4231 2019-08-26 Richard Biener <rguenther@suse.de>
4233 * config/i386/i386-features.c (general_remove_non_convertible_regs):
4235 (convert_scalars_to_vector): Do not call it.
4237 2019-08-26 Tejas Joshi <tejasjoshi9673@gmail.com>
4238 Uros Bizjak <ubizjak@gmail.com>
4240 * builtins.c (mathfn_built_in_2): Change CASE_MATHFN to
4241 CASE_MATHFN_FLOATN for roundeven.
4242 * config/i386/i386.c (ix86_i387_mode_needed): Add case
4244 (ix86_mode_needed): Likewise.
4245 (ix86_mode_after): Likewise.
4246 (ix86_mode_entry): Likewise.
4247 (ix86_mode_exit): Likewise.
4248 (ix86_emit_mode_set): Likewise.
4249 (emit_i387_cw_initialization): Add case I387_CW_ROUNDEVEN.
4250 * config/i386/i386.h (ix86_stack_slot): Add SLOT_CW_ROUNDEVEN.
4251 (ix86_entity): Add I387_ROUNDEVEN.
4252 (NUM_MODES_FOR_MODE_SWITCHING): Add I387_CW_ANY.
4253 * config/i386/i386.md: Define UNSPEC_FRNDINT_ROUNDEVEN.
4254 (define_int_iterator): Likewise.
4255 (define_int_attr): Likewise for rounding_insn, rounding and ROUNDING.
4256 (define_constant): Define ROUND_ROUNDEVEN mode.
4257 (define_attr): Add roundeven mode for i387_cw.
4258 (<rouding_insn><mode>2): Add condition for ROUND_ROUNDEVEN.
4259 * internal-fn.def (ROUNDEVEN): New builtin function.
4260 * optabs.def (roundeven_optab): New optab.
4262 2019-08-26 Tejas Joshi <tejasjoshi9673@gmail.com>
4264 * builtins.c (mathfn_built_in_2): Added CASE_MATHFN_FLOATN
4266 * builtins.def: Added function definitions for roundeven function
4268 * fold-const-call.c (fold_const_call_ss): Added case for roundeven
4269 function call. Adjust condition for floor, ceil, trunc and round.
4270 * fold-const.c (negate_mathfn_p): Added case for roundeven function.
4271 (tree_call_nonnegative_warnv_p): Added case for roundeven function.
4272 (integer_valued_real_call_p): Added case for roundeven function.
4273 * real.c (is_even): New function. Returns true if real number is even,
4274 otherwise returns false.
4275 (is_halfway_below): New function. Returns true if real number is
4276 halfway between two integers, else return false.
4277 (real_roundeven): New function. Round real number to nearest integer,
4278 rounding halfway cases towards even.
4279 * real.h (real_value): Added descriptive comments. Added function
4280 declaration for roundeven function.
4281 * doc/extend.texi (Other Builtins): List roundeven variants among
4282 functions which can be handled as builtins.
4284 2019-08-26 Richard Biener <rguenther@suse.de>
4288 * config/i386/i386-features.h (general_scalar_chain::defs_map):
4290 (general_scalar_chain::replace_with_subreg): Remove.
4291 (general_scalar_chain::replace_with_subreg_in_insn): Likewise.
4292 (general_scalar_chain::convert_reg): Adjust signature.
4293 * config/i386/i386-features.c (scalar_chain::add_insn): Do not
4294 iterate over all defs of a reg.
4295 (general_scalar_chain::replace_with_subreg): Remove.
4296 (general_scalar_chain::replace_with_subreg_in_insn): Likewise.
4297 (general_scalar_chain::make_vector_copies): Populate defs_map,
4298 place copy only after defs that are used as vectors in the chain.
4299 (general_scalar_chain::convert_reg): Emit a copy for a specific
4300 def in a specific instruction.
4301 (general_scalar_chain::convert_op): All reg uses are converted here.
4302 (general_scalar_chain::convert_insn): Emit copies for scalar
4303 uses of defs here. Replace uses with the copies we created.
4304 Replace and convert the def. Adjust REG_DEAD notes, remove
4305 REG_EQUIV/EQUAL notes.
4306 (general_scalar_chain::convert_registers): Only handle copies
4307 into the chain here.
4309 2019-08-26 Robin Dapp <rdapp@linux.ibm.com>
4311 * match.pd: Add (T)(A) + CST -> (T)(A + CST).
4313 2019-08-26 Robin Dapp <rdapp@linux.ibm.com>
4315 * gimple-loop-versioning.cc (loop_versioning::record_address_fragment):
4316 Add nop_convert case.
4317 * tree-ssa-propagate.c (substitute_and_fold_dom_walker::before_dom_children):
4318 Fold all statements if requested.
4319 * tree-ssa-propagate.h (class substitute_and_fold_engine):
4320 Allow to fold all statements.
4321 * tree-vrp.c (class vrp_folder):
4322 Let substitute_and_fold_engine fold all statements.
4324 2019-08-26 Richard Biener <rguenther@suse.de>
4326 PR tree-optimization/91526
4327 * passes.def: Note that after late FRE we do TODO_update_address_taken.
4328 * tree-ssa-sccvn.c (pass_fre::execute): In late mode schedule
4329 TODO_update_address_taken.
4331 2019-08-26 Gerald Pfeifer <gerald@pfeifer.com>
4333 * config/i386/gmm_malloc.h: Only use <errno.h> and errno if
4336 2019-08-23 Mihailo Stojanovic <mistojanovic@wavecomp.com>
4338 * config/mips/mips.md (mips_get_fcsr, *mips_get_fcsr): Use SI
4339 machine mode for unspec_volatile operand.
4341 2019-08-23 Wilco Dijkstra <wdijkstr@arm.com>
4343 * gcc/doc/invoke.texi (mneon-for-64bits): Deprecate option.
4344 * gcc/config/arm/arm.opt (mneon-for-64bits): Deprecate option.
4345 * gcc/config/arm/arm.h (TARGET_PREFER_NEON_64BITS): Remove.
4346 (prefer_neon_for_64bits): Remove.
4347 * gcc/config/arm/arm.c (prefer_neon_for_64bits): Remove.
4348 (tune_params): Remove PREF_NEON_64_FALSE uses.
4349 (arm_option_override): Remove prefer_neon selection code.
4350 (arm_print_tune_info): Remove prefer_neon_for_64bits.
4351 * gcc/config/arm/arm-protos.h (tune_params): Remove
4352 prefer_neon_for_64bits.
4353 (prefer_neon_for_64bits): Remove.
4355 2019-08-23 Iain Sandoe <iain@sandoe.co.uk>
4358 * ggc-page.c (ggc_pch_read): Read the ggc_pch_ondisk structure
4359 and issue any diagnostics needed before collecting the pre-PCH
4362 2019-08-23 Jakub Jelinek <jakub@redhat.com>
4365 * common.opt (fexcess-precision=): Add Optimization flag. Use
4366 flag_excess_precision variable instead of
4367 flag_excess_precision_cmdline.
4368 * flags.h (class target_flag_state): Remove x_flag_excess_precision
4370 (flag_excess_precision): Don't define.
4371 * langhooks.c (lhd_post_options): Set flag_excess_precision instead of
4372 flag_excess_precision_cmdline. Remove comment.
4373 * opts.c (set_fast_math_flags): Use frontend_set_flag_excess_precision
4374 and x_flag_excess_precision instead of
4375 frontend_set_flag_excess_precision_cmdline and
4376 x_flag_excess_precision_cmdline.
4377 (fast_math_flags_set_p): Use x_flag_excess_precision instead of
4378 x_flag_excess_precision_cmdline.
4379 * toplev.c (init_excess_precision): Remove.
4380 (lang_dependent_init_target): Don't call it.
4382 2019-08-23 Martin Liska <mliska@suse.cz>
4384 * lto-wrapper.c (run_gcc): When setting jobserver
4385 set also parallel to 1. This was done so before r273908.
4387 2019-08-23 Dennis Zhang <dennis.zhang@arm.com>
4389 * config/arm/arm-cpus.in (cortex-m35p): New entry.
4390 (cortex-a76ae): Likewise.
4391 (cortex-a77): Likewise
4392 * config/arm/arm-tables.opt: Regenerate.
4393 * config/arm/arm-tune.md: Likewise.
4394 * doc/invoke.texi (ARM Options): Document cortex-m35p, cortx-a76ae,
4395 cortex-a77 CPU options.
4397 2019-08-23 Martin Liska <mliska@suse.cz>
4399 * profile.c (instrument_values): Do not set
4401 * tree-profile.c (gimple_gen_interval_profiler): Remove
4403 (gimple_gen_pow2_profiler): Likewise.
4404 (gimple_gen_topn_values_profiler): Likewise.
4405 (gimple_gen_ic_profiler): Likewise.
4406 (gimple_gen_time_profiler): Likewise.
4407 (gimple_gen_average_profiler): Likewise.
4408 (gimple_gen_ior_profiler): Likewise.
4409 * value-prof.c (dump_histogram_value): Use default
4410 in switch statement instead of HIST_TYPE_MAX.
4411 (stream_in_histogram_value): Likewise.
4412 (gimple_duplicate_stmt_histograms): Do not
4413 use NULL for implicitly set arguments.
4414 (gimple_divmod_values_to_profile): Do not use
4416 (gimple_indirect_call_to_profile): Likewise.
4417 (gimple_find_values_to_profile): Use implicit
4418 function call arguments.
4419 * value-prof.h (gimple_alloc_histogram_value):
4421 (gimple_gen_interval_profiler): Remove last argument.
4422 (gimple_gen_pow2_profiler): Likewise.
4423 (gimple_gen_topn_values_profiler): Likewise.
4424 (gimple_gen_ic_profiler): Likewise.
4425 (gimple_gen_time_profiler): Likewise.
4426 (gimple_gen_average_profiler): Likewise.
4427 (gimple_gen_ior_profiler): Likewise.
4429 2019-08-22 Martin Sebor <msebor@redhat.com>
4432 * builtins.c (c_strlen): Rename argument and introduce new local.
4433 Set no-warning bit on original argument.
4434 * expr.c (string_constant): Pass argument type to fold_ctor_reference.
4435 Fold empty and zero constructors into empty strings.
4436 * gimple-fold.c (fold_nonarray_ctor_reference): Return a STRING_CST
4437 for missing initializers.
4438 * tree.c (build_string_literal): Handle optional argument.
4439 * tree.h (build_string_literal): Add defaulted argument.
4440 * gimple-ssa-warn-restrict.c (maybe_diag_access_bounds): Check
4441 no-warning bit on original expression.
4443 2019-08-22 Segher Boessenkool <segher@kernel.crashing.org>
4446 * config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
4447 and UNSPEC_DARN_RAW.
4448 (unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
4450 (darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
4451 (darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
4452 (darn): Use an unspec_volatile, and UNSPECV_DARN.
4454 2019-08-22 Segher Boessenkool <segher@kernel.crashing.org>
4456 * config/rs6000/altivec.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
4457 UNSPEC_DARN_RAW, UNSPEC_CMPRB, UNSPEC_CMPRB2, UNSPEC_CMPEQB; move to...
4458 * config/rs6000/rs6000.md (unspec): ... here.
4459 * config/rs6000/altivec.md (darn_32, darn_raw, darn, cmprb,
4460 *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
4461 cmpeqb, *cmpeqb_internal): Delete, move to...
4462 * config/rs6000/rs6000.md (darn_32, darn_raw, darn, cmprb,
4463 *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
4464 cmpeqb, *cmpeqb_internal): ... here.
4466 2019-08-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4468 * config/arm/arm_acle.h: Use arch=armv8-a+crc+simd pragma for CRC32
4469 intrinsics if __ARM_FP.
4470 Use __ARM_FEATURE_CRC32 ifdef guard.
4472 2019-08-22 Wilco Dijkstra <wdijkstr@arm.com>
4474 * config/arm/arm.md (neon_for_64bits): Remove.
4475 (avoid_neon_for_64bits): Remove.
4476 (arm_adddi3): Always split early.
4477 (arm_subdi3): Always split early.
4478 (negdi2): Remove Neon expansion.
4479 (split zero_extend): Split before reload.
4480 (split sign_extend): Split before reload.
4482 2019-08-22 Wilco Dijkstra <wdijkstr@arm.com>
4484 * config/arm/iterators.md (qhs_extenddi_cstr): Update.
4485 (qhs_extenddi_cstr): Likewise.
4486 * config/arm/arm.md (ashldi3): Always expand early.
4487 (ashlsi3): Likewise.
4488 (ashrsi3): Likewise.
4489 (zero_extend<mode>di2): Remove Neon variants.
4490 (extend<mode>di2): Likewise.
4491 * config/arm/neon.md (ashldi3_neon_noclobber): Remove.
4492 (signed_shift_di3_neon): Likewise.
4493 (unsigned_shift_di3_neon): Likewise.
4494 (ashrdi3_neon_imm_noclobber): Likewise.
4495 (lshrdi3_neon_imm_noclobber): Likewise.
4496 (<shift>di3_neon): Likewise.
4497 (split extend): Remove DI extend split patterns.
4499 2019-08-22 Wilco Dijkstra <wdijkstr@arm.com>
4501 * config/arm/arm.md (split and/eor/ior): Remove Neon check.
4502 (split not): Add DImode not splitter.
4503 (anddi3): Remove pattern.
4504 (anddi3_insn): Likewise.
4505 (anddi_zesidi_di): Likewise.
4506 (anddi_sesdi_di): Likewise.
4507 (anddi_notdi_di): Likewise.
4508 (anddi_notzesidi_di): Likewise.
4509 (anddi_notsesidi_di): Likewise.
4511 (iordi3_insn): Likewise.
4512 (iordi_zesidi_di): Likewise.
4513 (iordi_sesidi_di): Likewise.
4515 (xordi3_insn): Likewise.
4516 (xordi_sesidi_di): Likewise.
4517 (xordi_zesidi_di): Likewise.
4518 (one_cmpldi2): Likewise.
4519 (one_cmpldi2_insn): Likewise.
4520 * config/arm/constraints.md: Remove De, Df, Dg constraints.
4521 * config/arm/iwmmxt.md (iwmmxt_iordi3): Remove general register
4523 (iwmmxt_xordi3): Likewise.
4524 (iwmmxt_anddi3): Likewise.
4525 * config/arm/neon.md (orndi3_neon): Remove pattern.
4526 (anddi_notdi_di): Likewise.
4527 * config/arm/predicates.md (arm_anddi_operand_neon): Remove.
4528 (arm_iordi_operand_neon): Likewise.
4529 (arm_xordi_operand_neon): Likewise.
4530 * config/arm/thumb2.md(iordi_notdi_di): Remove pattern.
4531 (iordi_notzesidi_di): Likewise.
4532 (iordi_notdi_zesidi): Likewise.
4533 (iordi_notsesidi_di): Likewise.
4535 2019-08-22 Richard Earnshaw <rearnsha@arm.com>
4537 * config/arm/arm.md (iorsi3_compare0): Add alternative for 16-bit thumb
4539 (iorsi3_compare0_scratch): Likewise.
4541 2019-08-22 Sylvia Taylor <sylvia.taylor@arm.com>
4543 * config/aarch64/aarch64-simd-builtins.def:
4546 * config/aarch64/aarch64-simd.md:
4547 (aarch64_ld1x4<VALLDIF:mode>): New pattern.
4548 (aarch64_st1x4<VALLDIF:mode>): Likewise.
4549 (aarch64_ld1_x4_<mode>): Likewise.
4550 (aarch64_st1_x4_<mode>): Likewise.
4551 * config/aarch64/arm_neon.h:
4552 (vld1_s8_x4): New function.
4553 (vld1q_s8_x4): Likewise.
4554 (vld1_s16_x4): Likewise.
4555 (vld1q_s16_x4): Likewise.
4556 (vld1_s32_x4): Likewise.
4557 (vld1q_s32_x4): Likewise.
4558 (vld1_u8_x4): Likewise.
4559 (vld1q_u8_x4): Likewise.
4560 (vld1_u16_x4): Likewise.
4561 (vld1q_u16_x4): Likewise.
4562 (vld1_u32_x4): Likewise.
4563 (vld1q_u32_x4): Likewise.
4564 (vld1_f16_x4): Likewise.
4565 (vld1q_f16_x4): Likewise.
4566 (vld1_f32_x4): Likewise.
4567 (vld1q_f32_x4): Likewise.
4568 (vld1_p8_x4): Likewise.
4569 (vld1q_p8_x4): Likewise.
4570 (vld1_p16_x4): Likewise.
4571 (vld1q_p16_x4): Likewise.
4572 (vld1_s64_x4): Likewise.
4573 (vld1_u64_x4): Likewise.
4574 (vld1_p64_x4): Likewise.
4575 (vld1q_s64_x4): Likewise.
4576 (vld1q_u64_x4): Likewise.
4577 (vld1q_p64_x4): Likewise.
4578 (vld1_f64_x4): Likewise.
4579 (vld1q_f64_x4): Likewise.
4580 (vst1_s8_x4): Likewise.
4581 (vst1q_s8_x4): Likewise.
4582 (vst1_s16_x4): Likewise.
4583 (vst1q_s16_x4): Likewise.
4584 (vst1_s32_x4): Likewise.
4585 (vst1q_s32_x4): Likewise.
4586 (vst1_u8_x4): Likewise.
4587 (vst1q_u8_x4): Likewise.
4588 (vst1_u16_x4): Likewise.
4589 (vst1q_u16_x4): Likewise.
4590 (vst1_u32_x4): Likewise.
4591 (vst1q_u32_x4): Likewise.
4592 (vst1_f16_x4): Likewise.
4593 (vst1q_f16_x4): Likewise.
4594 (vst1_f32_x4): Likewise.
4595 (vst1q_f32_x4): Likewise.
4596 (vst1_p8_x4): Likewise.
4597 (vst1q_p8_x4): Likewise.
4598 (vst1_p16_x4): Likewise.
4599 (vst1q_p16_x4): Likewise.
4600 (vst1_s64_x4): Likewise.
4601 (vst1_u64_x4): Likewise.
4602 (vst1_p64_x4): Likewise.
4603 (vst1q_s64_x4): Likewise.
4604 (vst1q_u64_x4): Likewise.
4605 (vst1q_p64_x4): Likewise.
4606 (vst1_f64_x4): Likewise.
4607 (vst1q_f64_x4): Likewise.
4609 2019-08-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4611 * config/aarch64/aarch64-sve.md (vcond_mask): Add "@".
4613 2019-08-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4614 Richard Sandiford <richard.sandiford@arm.com>
4617 * config/aarch64/aarch64.c (aarch64_evpc_sel): New function.
4618 (aarch64_expand_vec_perm_const_1): Call aarch64_evpc_sel.
4620 2019-08-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4623 * config/aarch64/aarch64.c (aarch64_gen_compare_reg_maybe_ze): Force y
4624 in reg if it fails aarch64_plus_operand predicate.
4626 2019-08-21 Richard Biener <rguenther@suse.de>
4628 PR tree-optimization/91482
4629 * tree-ssa-ccp.c (ccp_folder::fold_stmt): Remove useless
4630 BUILT_IN_ASSUME_ALIGNED calls.
4632 2019-08-21 Richard Biener <rguenther@suse.de>
4636 * config/i386/i386-features.c
4637 (general_scalar_chain::make_vector_copies): Copy stack temporary
4638 rtx when using it multiple times.
4639 (general_scalar_chain::convert_reg): Likewise.
4641 2019-08-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4643 * function.c (assign_parm_find_stack_rtl): Use known_eq instead of ==.
4645 2019-08-20 Matthew Beliveau <mbelivea@redhat.com>
4647 * tree-ssa-dse.c (dse_optimize_redundant_stores): Improved check to
4648 catch more redundant zero initialization cases.
4649 (dse_dom_walker::dse_optimize_stmt): Likewise.
4651 2019-08-20 Richard Biener <rguenther@suse.de>
4654 * ipa.c (cgraph_build_static_cdtor_1): Use names not recognizable
4655 by collect2 when targetm.have_ctors_dtors which avoids dragging
4656 in temporary filenames from LTO input objects.
4658 2019-08-20 Richard Biener <rguenther@suse.de>
4660 PR tree-optimization/37242
4661 * tree-ssa-sccvn.c (visit_nary_op): Also CSE (T)(a + b)
4662 to (T)a + (T)b if we know that a + b does not overflow.
4664 2019-08-20 Eric Botcazou <ebotcazou@adacore.com>
4666 PR rtl-optimization/91347
4667 * dse.c (scan_insn): Call add_wild_read for non-const/memset tail calls
4668 before reload if HARD_FRAME_POINTER_IS_ARG_POINTER.
4670 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
4672 * calls.h (function_arg_info): Add a pass_by_reference field,
4673 defaulting to false.
4674 * calls.c (apply_pass_by_reference_rules): Set pass_by_reference
4675 when applying pass-by-reference semantics.
4676 (initialize_argument_information): Likewise.
4677 (emit_library_call_value_1): Likewise.
4678 * function.c (assign_parm_data_one): Remove passed_pointer field.
4679 (assign_parm_find_data_types): Don't set it.
4680 (assign_parm_find_stack_rtl, assign_parm_adjust_stack_rtl)
4681 (assign_parm_setup_reg, assign_parms, gimplify_parameters): Use
4682 arg.pass_by_reference instead of passed_pointer.
4684 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
4686 * calls.c (emit_library_call_value_1): Merge arg and orig_arg
4687 into a single function_arg_info, updating its fields when we
4688 apply pass-by-reference and promotion semantics. Use the
4689 function_arg_info to track the mode rather than keeping it in
4690 a separate local variable.
4691 (initialize_argument_information): Likewise. Base the final
4692 arg_to_skip on this new function_arg_info rather than creating
4693 a new one from scratch.
4695 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
4697 * function.c (assign_parm_data_one): Replace passed_type,
4698 promoted_mode and named_arg with a function_arg_info field.
4699 (assign_parm_find_data_types): Remove local variables and
4700 assign directly to "data". Make data->passed_mode shadow
4701 data->arg.mode until promotion, then assign the promoted
4702 mode to data->arg.mode.
4703 (assign_parms_setup_varargs, assign_parm_find_entry_rtl)
4704 (assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl)
4705 (assign_parm_remove_parallels, assign_parm_setup_block_p)
4706 (assign_parm_setup_block, assign_parm_setup_reg)
4707 (assign_parm_setup_stack, assign_parms, gimplify_parameters): Use
4708 arg.mode instead of promoted_mode, arg.type instead of passed_type
4709 and arg.named instead of named_arg. Use data->arg for
4710 function_arg_info structures that had the field values passed_type,
4711 promoted_mode and named_arg. Base other function_arg_infos on
4712 data->arg, changing the necessary properties.
4714 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
4716 * calls.h (apply_pass_by_reference_rules): Declare.
4717 * calls.c (apply_pass_by_reference_rules): New function.
4718 * config/c6x/c6x.c (c6x_call_saved_register_used): Use it.
4719 * config/rs6000/rs6000-call.c (rs6000_parm_needs_stack): Likewise.
4720 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
4721 * function.c (assign_parm_find_data_types): Likewise.
4722 * var-tracking.c (prepare_call_arguments): Likewise.
4724 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
4726 * target.def (must_pass_in_stack): Take a function_arg_info instead
4727 of a mode and a type.
4728 * doc/tm.texi: Regenerate.
4729 * calls.h (must_pass_in_stack_var_size): Take a function_arg_info
4730 instead of a mode and a type.
4731 (must_pass_in_stack_var_size_or_pad): Likewise.
4732 * calls.c (must_pass_in_stack_var_size): Likewise.
4733 (must_pass_in_stack_var_size_or_pad): Likewise.
4734 (initialize_argument_information): Update call to
4735 targetm.calls.must_pass_in_stack.
4736 (must_pass_va_arg_on_stack): Likewise.
4737 * function.c (assign_parm_find_entry_rtl): Likewise.
4738 * targhooks.c (hook_pass_by_reference_must_pass_in_stack): Likewise.
4739 * config/alpha/alpha.c (alpha_function_arg): Likewise.
4740 (alpha_function_arg_advance): Likewise.
4741 * config/cr16/cr16.c (cr16_function_arg): Likewise.
4742 (cr16_function_arg_advance): Likewise.
4743 * config/cris/cris.c (cris_pass_by_reference): Likewise.
4744 (cris_arg_partial_bytes): Likewise.
4745 * config/iq2000/iq2000.c (iq2000_pass_by_reference): Likewise.
4746 * config/lm32/lm32.c (lm32_function_arg): Likewise.
4747 * config/mcore/mcore.c (mcore_num_arg_regs): Likewise.
4748 (mcore_function_arg, mcore_arg_partial_bytes): Likewise.
4749 * config/mips/mips.c (mips_pass_by_reference): Likewise.
4750 * config/mmix/mmix.c (mmix_function_arg_advance): Likewise.
4751 (mmix_function_arg_1, mmix_pass_by_reference): Likewise.
4752 * config/sh/sh.c (sh_pass_by_reference): Likewise.
4753 * config/stormy16/stormy16.c (xstormy16_function_arg): Likewise.
4754 * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
4755 * config/arm/arm.c (arm_must_pass_in_stack): Take a function_arg_info
4756 instead of a mode and a type.
4757 * config/fr30/fr30.c (fr30_must_pass_in_stack): Likewise.
4758 (fr30_num_arg_regs): Likewise.
4759 (fr30_setup_incoming_varargs): Update calls accordingly.
4760 (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
4761 (fr30_function_arg_advance): Likewise.
4762 * config/frv/frv.c (frv_must_pass_in_stack): Take a function_arg_info
4763 instead of a mode and a type.
4764 * config/gcn/gcn.c (num_arg_regs): Likewise.
4765 (gcn_function_arg, gcn_function_arg_advance): Update calls to
4766 num_arg_regs and targetm.calls.must_pass_in_stack.
4767 (gcn_arg_partial_bytes): Likewise.
4768 * config/i386/i386.c (ix86_must_pass_in_stack): Take a
4769 function_arg_info instead of a mode and a type.
4770 (classify_argument): Update call accordingly.
4771 * config/nds32/nds32.c (nds32_must_pass_in_stack): Take a
4772 function_arg_info instead of a mode and a type.
4773 * config/rs6000/rs6000-internal.h (rs6000_must_pass_in_stack):
4775 * config/rs6000/rs6000-call.c (rs6000_must_pass_in_stack): Likewise.
4776 (rs6000_parm_needs_stack): Update call accordingly.
4777 (setup_incoming_varargs): Likewise.
4779 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
4781 * target.def (callee_copies): Take a function_arg_info instead
4782 of a mode, type and named flag.
4783 * doc/tm.texi: Regenerate.
4784 * targhooks.h (hook_callee_copies_named): Take a function_arg_info
4785 instead of a mode, type and named flag.
4786 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Delete.
4787 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
4788 (hook_bool_CUMULATIVE_ARGS_arg_info_true): New function.
4789 * targhooks.c (hook_callee_copies_named): Take a function_arg_info
4790 instead of a mode, type and named flag.
4791 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Delete.
4792 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
4793 (hook_bool_CUMULATIVE_ARGS_arg_info_true): New function.
4794 * calls.h (reference_callee_copied): Take a function_arg_info
4795 instead of a mode, type and named flag.
4796 * calls.c (reference_callee_copied): Likewise.
4797 (initialize_argument_information): Update call accordingly.
4798 (emit_library_call_value_1): Likewise.
4799 * function.c (gimplify_parameters): Likewise.
4800 * config/aarch64/aarch64.c (TARGET_CALLEE_COPIES): Define to
4801 hook_bool_CUMULATIVE_ARGS_arg_info_false instead of
4802 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false.
4803 * config/c6x/c6x.c (c6x_callee_copies): Delete.
4804 (TARGET_CALLEE_COPIES): Define to
4805 hook_bool_CUMULATIVE_ARGS_arg_info_true instead.
4806 * config/epiphany/epiphany.c (TARGET_CALLEE_COPIES): Define to
4807 hook_bool_CUMULATIVE_ARGS_arg_info_true instead of
4808 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true.
4809 * config/mips/mips.c (mips_callee_copies): Take a function_arg_info
4810 instead of a mode, type and named flag.
4811 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): Define to
4812 hook_bool_CUMULATIVE_ARGS_arg_info_true instead of
4813 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true.
4814 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): Likewise.
4815 * config/msp430/msp430.c (msp430_callee_copies): Delete.
4816 (TARGET_CALLEE_COPIES): Define to
4817 hook_bool_CUMULATIVE_ARGS_arg_info_true instead.
4818 * config/pa/pa.c (pa_callee_copies): Take a function_arg_info
4819 instead of a mode, type and named flag.
4820 * config/sh/sh.c (sh_callee_copies): Likewise.
4821 * config/v850/v850.c (TARGET_CALLEE_COPIES): Define to
4822 hook_bool_CUMULATIVE_ARGS_arg_info_true instead of
4823 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true.
4825 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
4827 * target.def (function_arg_advance): Take a function_arg_info instead
4828 of a mode, type and named flag.
4829 * doc/tm.texi: Regenerate.
4830 * targhooks.h (default_function_arg_advance): Take a function_arg_info
4831 instead of a mode, type and named flag.
4832 * targhooks.c (default_function_arg_advance): Likewise.
4833 * calls.c (initialize_argument_information): Update call to
4834 targetm.calls.function_arg_advance.
4835 (emit_library_call_value_1): Likewise.
4836 * dse.c (get_call_args): Likewise.
4837 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4838 * function.c (assign_parms, gimplify_parameters): Likewise.
4839 * var-tracking.c (prepare_call_arguments): Likewise.
4840 * config/aarch64/aarch64.c (aarch64_function_arg_advance): Take a
4841 function_arg_info instead of a mode, type and named flag.
4842 (aarch64_setup_incoming_varargs): Update call accordingly.
4843 * config/alpha/alpha.c (alpha_function_arg_advance): Take a
4844 function_arg_info instead of a mode, type and named flag.
4845 (alpha_setup_incoming_varargs): Update call accordingly.
4846 * config/arc/arc.c (arc_function_arg_advance): Take a
4847 function_arg_info instead of a mode, type and named flag.
4848 (arc_setup_incoming_varargs): Update call accordingly.
4849 * config/arm/arm.c (arm_function_arg_advance): Take a
4850 function_arg_info instead of a mode, type and named flag.
4851 (cmse_func_args_or_return_in_stack): Update call accordingly.
4852 (arm_function_ok_for_sibcall): Likewise.
4853 (cmse_nonsecure_call_clear_caller_saved): Likewise.
4854 * config/avr/avr.c (avr_function_arg_advance): Take a
4855 function_arg_info instead of a mode, type and named flag.
4856 * config/bfin/bfin.c (bfin_function_arg_advance): Likewise.
4857 * config/c6x/c6x.c (c6x_function_arg_advance): Likewise.
4858 (c6x_call_saved_register_used): Update call accordingly.
4859 * config/cr16/cr16.c (cr16_function_arg_advance): Take a
4860 function_arg_info instead of a mode, type and named flag.
4861 * config/cris/cris.c (cris_function_arg_advance): Likewise.
4862 * config/csky/csky.c (csky_function_arg_advance): Likewise.
4863 (csky_setup_incoming_varargs): Update call accordingly.
4864 * config/epiphany/epiphany.c (epiphany_function_arg_advance): Take a
4865 function_arg_info instead of a mode, type and named flag.
4866 * config/fr30/fr30.c (fr30_function_arg_advance): Likewise.
4867 * config/frv/frv.c (frv_function_arg_advance): Likewise.
4868 * config/ft32/ft32.c (ft32_function_arg_advance): Likewise.
4869 * config/gcn/gcn.c (gcn_function_arg_advance): Likewise.
4870 * config/h8300/h8300.c (h8300_function_arg_advance): Likewise.
4871 * config/i386/i386.c (ix86_function_arg_advance): Likewise.
4872 (ix86_setup_incoming_varargs): Update call accordingly.
4873 * config/ia64/ia64.c (ia64_function_arg_advance): Take a
4874 function_arg_info instead of a mode, type and named flag.
4875 (ia64_setup_incoming_varargs): Update call accordingly.
4876 * config/iq2000/iq2000.c (iq2000_function_arg_advance): Take a
4877 function_arg_info instead of a mode, type and named flag.
4878 (iq2000_expand_prologue): Update call accordingly.
4879 * config/lm32/lm32.c (lm32_function_arg_advance): Take a
4880 function_arg_info instead of a mode, type and named flag.
4881 * config/m32c/m32c.c (m32c_function_arg_advance): Likewise.
4882 * config/m32r/m32r.c (m32r_function_arg_advance): Likewise.
4883 * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
4884 * config/mcore/mcore.c (mcore_function_arg_advance): Likewise.
4885 * config/microblaze/microblaze.c (microblaze_function_arg_advance):
4887 (microblaze_expand_prologue): Update call accordingly.
4888 * config/mips/mips.c (mips_function_arg_advance): Take a
4889 function_arg_info instead of a mode, type and named flag.
4890 (mips_setup_incoming_varargs): Update call accordingly.
4891 (mips_output_args_xfer): Likewise.
4892 * config/mmix/mmix.c (mmix_function_arg_advance): Take a
4893 function_arg_info instead of a mode, type and named flag.
4894 * config/mn10300/mn10300.c (mn10300_function_arg_advance): Likewise.
4895 * config/moxie/moxie.c (moxie_function_arg_advance): Likewise.
4896 * config/msp430/msp430.c (msp430_function_arg_advance): Likewise.
4897 * config/nds32/nds32.c (nds32_function_arg_advance): Likewise.
4898 * config/nios2/nios2.c (nios2_function_arg_advance): Likewise.
4899 (nios2_setup_incoming_varargs): Update call accordingly.
4900 * config/nvptx/nvptx.c (nvptx_function_arg_advance): Take a
4901 function_arg_info instead of a mode, type and named flag.
4902 * config/or1k/or1k.c (or1k_function_arg_advance): Likewise.
4903 * config/pa/pa.c (pa_function_arg_advance): Likewise.
4904 * config/pdp11/pdp11.c (pdp11_function_arg_advance): Likewise.
4905 * config/pru/pru.c (pru_function_arg_advance): Likewise.
4906 * config/riscv/riscv.c (riscv_function_arg_advance): Likewise.
4907 (riscv_setup_incoming_varargs): Update call accordingly.
4908 * config/rl78/rl78.c (rl78_function_arg_advance): Take a
4909 function_arg_info instead of a mode, type and named flag.
4910 * config/rs6000/rs6000-internal.h (rs6000_function_arg_advance):
4912 * config/rs6000/rs6000-call.c (rs6000_function_arg_advance): Likewise.
4913 (rs6000_parm_needs_stack): Update call accordingly.
4914 * config/rx/rx.c (rx_function_arg_advance): Take a function_arg_info
4915 instead of a mode, type and named flag.
4916 * config/s390/s390.c (s390_function_arg_advance): Likewise.
4917 (s390_call_saved_register_used): Update call accordingly.
4918 * config/sh/sh.c (sh_function_arg_advance): Take a function_arg_info
4919 instead of a mode, type and named flag.
4920 (sh_output_mi_thunk): Update call accordingly.
4921 * config/sparc/sparc.c (sparc_function_arg_advance): Take a
4922 function_arg_info instead of a mode, type and named flag.
4923 * config/spu/spu.c (spu_function_arg_advance): Likewise.
4924 (spu_setup_incoming_varargs): Update call accordingly.
4925 * config/stormy16/stormy16.c (xstormy16_function_arg_advance): Take a
4926 function_arg_info instead of a mode, type and named flag.
4927 * config/tilegx/tilegx.c (tilegx_function_arg_advance): Likewise.
4928 (tilegx_setup_incoming_varargs): Update call accordingly.
4929 * config/tilepro/tilepro.c (tilepro_function_arg_advance): Take a
4930 function_arg_info instead of a mode, type and named flag.
4931 (tilegx_setup_incoming_varargs): Update call accordingly.
4932 * config/v850/v850.c (v850_function_arg_advance): Take a
4933 function_arg_info instead of a mode, type and named flag.
4934 * config/vax/vax.c (vax_function_arg_advance): Likewise.
4935 * config/visium/visium.c (visium_function_arg_advance): Likewise.
4936 (visium_setup_incoming_varargs): Update call accordingly.
4937 * config/xtensa/xtensa.c (xtensa_function_arg_advance): Take a
4938 function_arg_info instead of a mode, type and named flag.
4940 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
4942 * target.def (function_arg, function_incoming_arg): Take a
4943 function_arg_info instead of a mode, tree and named flag.
4944 * doc/tm.texi: Regenerate.
4945 * targhooks.h (default_function_arg): Take a function_arg_info
4946 instead of a mode, tree and named flag.
4947 (default_function_incoming_arg): Likewise.
4948 * targhooks.c (default_function_arg): Likewise.
4949 (default_function_incoming_arg): Likewise.
4950 * calls.h (function_arg_info::end_marker_p): New function.
4951 (function_arg_info::end_marker): Likewise.
4952 * calls.c (prepare_call_address, initialize_argument_information)
4953 (expand_call, emit_library_call_value_1): Update calls to
4954 targetm.calls.function_arg and targetm.calls.function_incoming_arg.
4955 * dse.c: Include calls.h.
4956 (get_call_args): Update call to targetm.calls.function_arg.
4957 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4958 * var-tracking.c (prepare_call_arguments): Likewise.
4959 * function.c (assign_parm_find_entry_rtl): Update call to
4960 targetm.calls.function_incoming_arg.
4961 * config/aarch64/aarch64.c (aarch64_function_arg): Take a
4962 function_arg_info instead of a mode, tree and named flag.
4963 * config/alpha/alpha.c (alpha_function_arg): Likewise.
4964 * config/arc/arc.c (arc_function_arg): Likewise.
4965 * config/arm/arm.c (arm_function_arg): Likewise.
4966 (cmse_func_args_or_return_in_stack): Update call accordingly.
4967 (arm_function_ok_for_sibcall): Likewise.
4968 (cmse_nonsecure_call_clear_caller_saved): Likewise.
4969 * config/avr/avr.c (avr_function_arg): Take a function_arg_info
4970 instead of a mode, tree and named flag.
4971 * config/bfin/bfin.c (bfin_function_arg): Likewise.
4972 * config/c6x/c6x.c (c6x_function_arg): Likewise.
4973 (c6x_call_saved_register_used): Update call accordingly.
4974 * config/cr16/cr16.c (cr16_function_arg): Take a function_arg_info
4975 instead of a mode, tree and named flag.
4976 * config/cris/cris.c (cris_function_arg, cris_function_incoming_arg)
4977 (cris_function_arg_1): Likewise.
4978 * config/csky/csky.c (csky_function_arg): Likewise.
4979 * config/epiphany/epiphany.c (epiphany_function_arg): Likewise.
4980 * config/fr30/fr30.c (fr30_function_arg): Likewise.
4981 * config/frv/frv.c (frv_function_arg, frv_function_incoming_arg)
4982 (frv_function_arg_1): Likewise.
4983 * config/ft32/ft32.c (ft32_function_arg): Likewise.
4984 * config/gcn/gcn.c (gcn_function_arg): Likewise.
4985 * config/h8300/h8300.c (h8300_function_arg): Likewise.
4986 * config/i386/i386.c (ix86_function_arg): Likewise.
4987 * config/ia64/ia64.c (ia64_function_arg, ia64_function_incoming_arg)
4988 (ia64_function_arg_1): Likewise.
4989 * config/iq2000/iq2000.c (iq2000_function_arg): Likewise.
4990 (iq2000_expand_prologue, iq2000_pass_by_reference): Update call
4992 * config/lm32/lm32.c (lm32_function_arg): Take a function_arg_info
4993 instead of a mode, tree and named flag.
4994 * config/m32c/m32c.c (m32c_function_arg): Likewise.
4995 * config/m32r/m32r.c (m32r_function_arg): Likewise.
4996 * config/m68k/m68k.c (m68k_function_arg): Likewise.
4997 * config/mcore/mcore.c (mcore_function_arg): Likewise.
4998 * config/microblaze/microblaze.c (microblaze_function_arg): Likewise.
4999 (microblaze_expand_prologue): Update call accordingly.
5000 * config/mips/mips.c (mips_function_arg): Take a function_arg_info
5001 instead of a mode, tree and named flag.
5002 * config/mmix/mmix.c (mmix_function_incoming_arg, mmix_function_arg)
5003 (mmix_function_arg_1): Likewise.
5004 * config/mn10300/mn10300.c (mn10300_function_arg): Likewise.
5005 * config/moxie/moxie.c (moxie_function_arg): Likewise.
5006 * config/msp430/msp430.c (msp430_function_arg): Likewise.
5007 * config/nds32/nds32.c (nds32_function_arg): Likewise.
5008 * config/nios2/nios2.c (nios2_function_arg): Likewise.
5009 * config/nvptx/nvptx.c (nvptx_function_arg): Likewise.
5010 (nvptx_function_incoming_arg): Likewise.
5011 * config/or1k/or1k.c (or1k_function_arg): Likewise.
5012 * config/pa/pa.c (pa_function_arg): Likewise.
5013 * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
5014 * config/pru/pru.c (pru_function_arg): Likewise.
5015 * config/riscv/riscv.c (riscv_function_arg): Likewise.
5016 * config/rl78/rl78.c (rl78_function_arg): Likewise.
5017 * config/rs6000/rs6000-internal.h (rs6000_function_arg): Likewise.
5018 * config/rs6000/rs6000-call.c (rs6000_function_arg): Likewise.
5019 (rs6000_parm_needs_stack): Update call accordingly.
5020 * config/rx/rx.c (rx_function_arg): Take a function_arg_info
5021 instead of a mode, tree and named flag.
5022 * config/s390/s390.c (s390_function_arg): Likewise.
5023 (s390_call_saved_register_used): Update call accordingly.
5024 * config/sh/sh.c (sh_function_arg): Take a function_arg_info
5025 instead of a mode, tree and named flag.
5026 (sh_output_mi_thunk): Update call accordingly.
5027 * config/sparc/sparc.c (sparc_function_arg_1, sparc_function_arg)
5028 (sparc_function_incoming_arg): Take a function_arg_info instead of
5029 a mode, tree and named flag.
5030 * config/spu/spu.c (spu_function_arg): Likewise.
5031 * config/stormy16/stormy16.c (xstormy16_function_arg): Likewise.
5032 * config/tilegx/tilegx.c (tilegx_function_arg): Likewise.
5033 * config/tilepro/tilepro.c (tilepro_function_arg): Likewise.
5034 * config/v850/v850.c (v850_function_arg): Likewise.
5035 * config/vax/vax.c (vax_function_arg): Likewise.
5036 * config/visium/visium.c (visium_function_arg): Likewise.
5037 * config/xtensa/xtensa.c (xtensa_function_arg_1, xtensa_function_arg)
5038 (xtensa_function_incoming_arg): Likewise.
5040 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
5042 * target.def (setup_incoming_varargs): Take a function_arg_info
5043 instead of a mode and tree.
5044 * doc/tm.texi: Regenerate.
5045 * targhooks.h (default_setup_incoming_varargs): Take a
5046 function_arg_info instead of a mode and tree.
5047 * targhooks.c (default_setup_incoming_varargs): Likewise.
5048 * config/aarch64/aarch64.c (aarch64_setup_incoming_varargs): Likewise.
5049 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5050 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
5051 * config/arm/arm.c (arm_setup_incoming_varargs): Likewise.
5052 * config/bfin/bfin.c (setup_incoming_varargs): Likewise.
5053 * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
5054 * config/csky/csky.c (csky_setup_incoming_varargs): Likewise.
5055 * config/epiphany/epiphany.c (epiphany_setup_incoming_varargs):
5057 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
5058 * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
5059 * config/ft32/ft32.c (ft32_setup_incoming_varargs): Likewise.
5060 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
5061 * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
5062 * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
5063 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5064 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
5065 * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
5066 * config/mips/mips.c (mips_setup_incoming_varargs): Likewise.
5067 * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
5068 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
5069 * config/nds32/nds32.c (nds32_setup_incoming_varargs): Likewise.
5070 * config/nios2/nios2.c (nios2_setup_incoming_varargs): Likewise.
5071 * config/riscv/riscv.c (riscv_setup_incoming_varargs): Likewise.
5072 * config/rs6000/rs6000-internal.h (setup_incoming_varargs): Likewise.
5073 * config/rs6000/rs6000-call.c (setup_incoming_varargs): Likewise.
5074 * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
5075 * config/spu/spu.c (spu_setup_incoming_varargs): Likewise.
5076 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs): Likewise.
5077 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs): Likewise.
5078 * config/visium/visium.c (visium_setup_incoming_varargs): Likewise.
5079 * function.c (assign_parms_setup_varargs): Update call to
5080 targetm.calls.setup_incoming_varargs.
5082 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
5084 * target.def (pass_by_reference): Take a function_arg_info instead
5085 of a mode, type and named flag.
5086 * doc/tm.texi: Regenerate.
5087 * targhooks.h (hook_pass_by_reference_must_pass_in_stack): Update
5089 (hook_bool_CUMULATIVE_ARGS_arg_info_false): Declare.
5090 * targhooks.c (hook_pass_by_reference_must_pass_in_stack): Take a
5091 function_arg_info instead of a mode, type and named flag.
5092 (hook_bool_CUMULATIVE_ARGS_arg_info_false): New function.
5093 * calls.h (pass_by_reference): Take a function_arg_info instead of a
5094 mode, type and named flag.
5095 * calls.c (pass_by_reference): Likewise.
5096 (pass_va_arg_by_reference): Update call accordingly.
5097 (initialize_argument_information): Likewise.
5098 (emit_library_call_value_1): Likewise.
5099 * function.c (assign_parm_find_data_types): Likewise.
5100 * var-tracking.c (prepare_call_arguments): Likewise.
5101 * stor-layout.c: Include calls.h.
5102 (compute_record_mode): Update call to targetm.calls.pass_by_reference.
5103 * config/aarch64/aarch64.c (aarch64_pass_by_reference): Take a
5104 function_arg_info instead of a mode, type and named flag.
5105 * config/alpha/alpha.c (alpha_pass_by_reference): Likewise.
5106 * config/arc/arc.c (arc_pass_by_reference): Likewise.
5107 * config/arm/arm.c (arm_pass_by_reference): Likewise.
5108 * config/bfin/bfin.c (bfin_pass_by_reference): Likewise.
5109 * config/c6x/c6x.c (c6x_pass_by_reference): Likewise.
5110 (c6x_call_saved_register_used): Update call to pass_by_reference.
5111 * config/cris/cris.c (cris_pass_by_reference): Take a
5112 function_arg_info instead of a mode, type and named flag.
5113 * config/epiphany/epiphany.c (epiphany_pass_by_reference): Take a
5114 function_arg_info instead of a mode, type and named flag.
5115 (epiphany_arg_partial_bytes): Update call accordingly.
5116 * config/ft32/ft32.c (ft32_pass_by_reference): Take a
5117 function_arg_info instead of a mode, type and named flag.
5118 (ft32_arg_partial_bytes): Update call accordingly.
5119 * config/i386/i386.c (ix86_pass_by_reference): Take a
5120 function_arg_info instead of a mode, type and named flag.
5121 * config/iq2000/iq2000.c (iq2000_pass_by_reference): Likewise.
5122 * config/m32c/m32c.c (m32c_pass_by_reference): Likewise.
5123 * config/m32r/m32r.c (m32r_pass_by_reference): Likewise.
5124 (m32r_return_in_memory): Update call accordingly.
5125 * config/mips/mips.c (mips_pass_by_reference): Take a
5126 function_arg_info instead of a mode, type and named flag.
5127 * config/mmix/mmix.c (mmix_pass_by_reference): Likewise.
5128 * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
5129 * config/moxie/moxie.c (moxie_pass_by_reference): Likewise.
5130 (moxie_arg_partial_bytes): Update call accordingly.
5131 * config/msp430/msp430.c (msp430_pass_by_reference): Take a
5132 function_arg_info instead of a mode, type and named flag.
5133 * config/nvptx/nvptx.c (nvptx_pass_by_reference): Likewise.
5134 * config/or1k/or1k.c (or1k_pass_by_reference): Likewise.
5135 * config/pa/pa.c (pa_pass_by_reference): Likewise.
5136 * config/riscv/riscv.c (riscv_pass_by_reference): Likewise.
5137 (riscv_return_in_memory): Update call accordingly.
5138 * config/rs6000/rs6000-internal.h (rs6000_pass_by_reference): Take a
5139 function_arg_info instead of a mode, type and named flag.
5140 * config/rs6000/rs6000-call.c (rs6000_pass_by_reference): Likewise.
5141 (rs6000_parm_needs_stack): Update call to pass_by_reference.
5142 * config/s390/s390.c (s390_pass_by_reference): Take a
5143 function_arg_info instead of a mode, type and named flag.
5144 (s390_call_saved_register_used): Update call accordingly.
5145 * config/sh/sh.c (sh_pass_by_reference): Take a function_arg_info
5146 instead of a mode, type and named flag.
5147 * config/sparc/sparc.c (sparc_pass_by_reference): Likewise.
5148 * config/spu/spu.c (spu_pass_by_reference): Likewise.
5149 * config/tilegx/tilegx.c (tilegx_pass_by_reference): Likewise.
5150 * config/tilepro/tilepro.c (tilepro_pass_by_reference): Likewise.
5151 * config/v850/v850.c (v850_pass_by_reference): Likewise.
5152 * config/visium/visium.c (visium_pass_by_reference): Likewise.
5154 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
5156 * target.def (arg_partial_bytes): Take a function_arg_info instead
5157 of a mode, type and named flag.
5158 * doc/tm.texi: Regenerate.
5159 * target.h (function_arg_info): Declare.
5160 * calls.h (function_arg_info): New class.
5161 * targhooks.h (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Delete.
5162 (hook_int_CUMULATIVE_ARGS_arg_info_0): Declare.
5163 * targhooks.c (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Delete.
5164 (hook_int_CUMULATIVE_ARGS_arg_info_0): New function.
5165 * calls.c (initialize_argument_information): Update call to
5166 targetm.calls.partial_bytes.
5167 (emit_library_call_value_1): Likewise.
5168 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
5169 * function.c (assign_parm_find_entry_rtl): Likewise.
5170 * config/alpha/alpha.c (alpha_arg_partial_bytes): Take a
5171 function_arg_info instead of a mode, type and named flag.
5172 * config/arc/arc.c (arc_arg_partial_bytes): Likewise.
5173 * config/arm/arm.c (arm_arg_partial_bytes): Likewise.
5174 (cmse_func_args_or_return_in_stack): Update accordingly.
5175 * config/bfin/bfin.c (bfin_arg_partial_bytes): Take a
5176 function_arg_info instead of a mode, type and named flag.
5177 * config/cris/cris.c (cris_arg_partial_bytes): Likewise.
5178 * config/csky/csky.c (csky_arg_partial_bytes): Likewise.
5179 * config/epiphany/epiphany.c (epiphany_arg_partial_bytes): Likewise.
5180 * config/fr30/fr30.c: Include calls.h.
5181 (fr30_arg_partial_bytes): Take a function_arg_info instead of a mode,
5182 type and named flag.
5183 * config/frv/frv.c: Include calls.h.
5184 (frv_arg_partial_bytes): Take a function_arg_info instead of a mode,
5185 type and named flag.
5186 * config/ft32/ft32.c (ft32_arg_partial_bytes): Likewise.
5187 * config/gcn/gcn.c (gcn_arg_partial_bytes): Likewise.
5188 * config/ia64/ia64.c (ia64_arg_partial_bytes): Likewise.
5189 * config/iq2000/iq2000.c (iq2000_arg_partial_bytes): Likewise.
5190 * config/m32r/m32r.c (m32r_arg_partial_bytes): Likewise.
5191 * config/mcore/mcore.c (mcore_arg_partial_bytes): Likewise.
5192 * config/microblaze/microblaze.c (function_arg_partial_bytes):
5194 * config/mips/mips.c (mips_arg_partial_bytes): Likewise.
5195 * config/mn10300/mn10300.c (mn10300_arg_partial_bytes): Likewise.
5196 * config/moxie/moxie.c (moxie_arg_partial_bytes): Likewise.
5197 * config/msp430/msp430.c (msp430_arg_partial_bytes): Likewise.
5198 * config/nds32/nds32.c (nds32_arg_partial_bytes): Likewise.
5199 * config/nios2/nios2.c (nios2_arg_partial_bytes): Likewise.
5200 * config/pa/pa.c (pa_arg_partial_bytes): Likewise.
5201 * config/pru/pru.c (pru_arg_partial_bytes): Likewise.
5202 * config/riscv/riscv.c (riscv_arg_partial_bytes): Likewise.
5203 * config/rs6000/rs6000-internal.h (rs6000_arg_partial_bytes): Likewise.
5204 * config/rs6000/rs6000-call.c (rs6000_arg_partial_bytes): Likewise.
5205 (rs6000_parm_needs_stack): Update call accordingly.
5206 * config/sh/sh.c (sh_arg_partial_bytes): Take a
5207 function_arg_info instead of a mode, type and named flag.
5208 * config/sparc/sparc.c (sparc_arg_partial_bytes): Likewise.
5209 * config/v850/v850.c (v850_arg_partial_bytes): Likewise.
5211 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
5213 * calls.h (must_pass_va_arg_in_stack): Declare.
5214 * calls.c (must_pass_va_arg_in_stack): New function.
5215 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use it.
5216 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5217 * config/stormy16/stormy16.c (xstormy16_gimplify_va_arg_expr):
5219 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5221 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
5223 * calls.h (pass_va_arg_by_reference): Declare.
5224 * calls.c (pass_va_arg_by_reference): New function.
5225 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Use it.
5226 * config/alpha/alpha.c (alpha_gimplify_va_arg): Likewise.
5227 * config/gcn/gcn.c (gcn_gimplify_va_arg_expr): Likewise.
5228 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5229 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
5230 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Likewise.
5231 (mips_gimplify_va_arg_expr): Likewise.
5232 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Likewise.
5233 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5234 * config/rs6000/rs6000-call.c (rs6000_gimplify_va_arg): Likewise.
5235 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
5236 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5237 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
5238 * config/tilegx/tilegx.c (tilegx_gimplify_va_arg_expr): Likewise.
5239 * config/tilepro/tilepro.c (tilepro_gimplify_va_arg_expr): Likewise.
5240 * config/visium/visium.c (visium_gimplify_va_arg): Likewise.
5241 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5242 * targhooks.c (std_gimplify_va_arg_expr): Likewise.
5244 2019-08-20 Richard Biener <rguenther@suse.de>
5247 * config/i386/i386-features.c (general_scalar_chain::convert_op):
5248 Use (vec_merge (vec_duplicate..)) style vector from scalar move.
5249 (convert_scalars_to_vector): Add timode_p parameter and use it
5250 to guard TImode-only operation.
5251 (pass_stv::gate): Adjust so STV runs twice for TARGET_64BIT.
5252 (pass_stv::execute): Pass down timode_p.
5254 2019-08-20 Lili Cui <lili.cui@intel.com>
5256 * common/config/i386/i386-common.c
5257 (processor_names): Add tigerlake and cooperlake.
5258 (processor_alias_table): Add tigerlake and cooperlake.
5259 * config.gcc: Add -march=tigerlake and cooperlake.
5260 * config/i386/driver-i386.c
5261 (host_detect_local_cpu): Detect tigerlake and cooperlake.
5262 Add "has_avx" to classify processor.
5263 * config/i386/i386-builtins.c (processor_model) :
5264 Add M_INTEL_COREI7_TIGERLAKE and M_INTEL_COREI7_COOPERLAKE.
5265 (arch_names_table): Add tigerlake and cooperlake.
5266 (get_builtin_code_for_version) : Handle PROCESSOR_TIGERLAKE
5267 and PROCESSOR_COOPERLAKE.
5268 * config/i386/i386-c.c
5269 (ix86_target_macros_internal): Handle tigerlake and cooperlake.
5270 * config/i386/i386-options.c
5271 (m_TIGERLAKE) : Define.
5272 (m_COOPERLAKE) : Ditto.
5273 (m_CORE_AVX512): Ditto.
5274 (processor_cost_table): Add cascadelake.
5275 (ix86_option_override_internal): Hadle PTA_MOVDIRI, PTA_MOVDIR64B.
5276 * config/i386/i386.h
5277 (ix86_size_cost) : Define TARGET_TIGERLAKE and TARGET_COOPERLAKE.
5278 (processor_type) : Add PROCESSOR_TIGERLAKE and PROCESSOR_COOPERLAKE.
5279 (PTA_MOVDIRI): Ditto.
5280 (PTA_MOVDIR64B): Ditto.
5281 (PTA_COOPERLAKE) : Ditto.
5282 (PTA_TIGERLAKE) : Ditto.
5283 (processor_type) : Add PROCESSOR_TIGERLAKE and PROCESSOR_COOPERLAKE.
5284 * doc/extend.texi: Add tigerlake and cooperlake.
5285 * doc/invoke.texi: Add tigerlake and cooperlake.
5287 2019-08-20 Gerald Pfeifer <gerald@pfeifer.com>
5289 * doc/install.texi (Specific, alpha): Remove note to use
5290 binutils 2.11.2 or later.
5292 2019-08-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5295 * function.c (assign_parm_find_stack_rtl): Use larger alignment
5298 2019-08-19 Joel Hutton <Joel.Hutton@arm.com>
5300 * config/aarch64/aarch64-protos.h (aarch64_fpconst_pow2_recip): New prototype
5301 * config/aarch64/aarch64.c (aarch64_fpconst_pow2_recip): New function
5302 * config/aarch64/aarch64.md (*aarch64_<su_optab>cvtf<fcvt_target><GPF:mode>2_mult): New pattern
5303 (*aarch64_<su_optab>cvtf<fcvt_iesize><GPF:mode>2_mult): New pattern
5304 * config/aarch64/constraints.md (Dt): New constraint
5305 * config/aarch64/predicates.md (aarch64_fpconst_pow2_recip): New predicate
5307 2019-08-19 Richard Biener <rguenther@suse.de>
5309 PR tree-optimization/91403
5310 * tree-scalar-evolution.c (follow_ssa_edge_binary): Inline
5311 cases we can handle with tail-recursion...
5312 (follow_ssa_edge_expr): ... here. Do so.
5314 2019-08-19 Kito Cheng <kito.cheng@sifive.com>
5317 * toplev.c (process_options): Check TARGET_ASAN_SHADOW_OFFSET is
5318 implemented for -fsanitize=kernel-address, and merge check logic
5319 with -fsanitize=address.
5321 2019-08-18 Iain Sandoe <iain@sandoe.co.uk>
5323 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Add asserts
5324 for cpu and machine. Factor 64/32b builtins.
5326 2019-08-18 Gerald Pfeifer <gerald@pfeifer.com>
5328 * doc/install.texi (Specific, bfin): blackfin.uclinux.org is
5329 gone, point to sourceforge.net.
5331 2019-08-17 Gerald Pfeifer <gerald@pfeifer.com>
5333 * doc/ux.texi (User Experience Guidelines): Update reference.
5335 2019-08-17 Gerald Pfeifer <gerald@pfeifer.com>
5337 * doc/include/gpl_v3.texi (Copying): Adjust the link to "Why
5340 2019-08-16 Eric Botcazou <ebotcazou@adacore.com>
5342 * tree-sra.c (build_reconstructed_reference): Return NULL_TREE instead
5343 of NULL. Add guard for broken VIEW_CONVERT_EXPRs.
5345 2019-08-16 Martin Sebor <msebor@redhat.com>
5347 * tree.def (TYPE_SIZE): Clarify.
5348 * tree.h (TYPE_SIZE, TYPE_SIZE_UNIT, DECL_SIZE): Add comments.
5350 2019-08-16 Bernd Edlinger <bernd.edlinger@hotmail.de>
5352 PR tree-optimization/91109
5353 * lra-int.h (lra_need_for_scratch_reg_p): Declare.
5354 * lra.c (lra): Use lra_need_for_scratch_reg_p.
5355 * lra-spills.c (lra_need_for_scratch_reg_p): New function.
5357 2019-08-16 Uroš Bizjak <ubizjak@gmail.com>
5359 * config/i386/mmx.md (mmxdoublemode): New mode attribute.
5360 (mmx_uavg<mode>3): Macroize expaner from mmx_uavgv8qi3 and
5361 mmx_uavgv4hi3 using MMXMODE12 mode iterator.
5362 (uavg<mode>3_ceil): New expander.
5363 * config/i386/sse.md (uavg<mode>3_ceil): Use ssedoublemode
5364 mode iterator when creating CONST1_RTX.
5365 (<sse2_avx2>_uavg<mode>3<mask_name>): Ditto.
5366 (*<sse2_avx2>_uavg<mode>3<mask_name>): Use ssedoublemode
5367 mode iterator for const1_operand predicate.
5369 2019-08-16 Richard Biener <rguenther@suse.de>
5371 * tree-scalar-evolution.c (follow_ssa_edge_expr): Declare.
5372 (follow_ssa_edge_binary): Call follow_ssa_edge_expr instead of
5374 (follow_ssa_edge_in_condition_phi_branch): Likewise.
5375 (analyze_evolution_in_loop): Likewise.
5376 (follow_ssa_edge, follow_ssa_edge_in_rhs): Inline into ...
5377 (follow_ssa_edge_expr): ... here. Refactor code.
5379 2019-08-16 Richard Biener <rguenther@suse.de>
5382 * config/i386/i386-features.c
5383 (general_scalar_chain::replace_with_subreg): Stop at memory operands.
5385 2019-08-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5388 * gensupport.c (has_subst_attribute): Error out on set_attr_alternative
5389 only if subst_name matches curr_attr string.
5391 2019-08-16 Richard Biener <rguenther@suse.de>
5393 * tree-ssa-forwprop.c (simplify_builtin_call): Do not remove
5394 stmt at gsi_p, instead replace it with a NOP removed later.
5395 (pass_forwprop::execute): Fully propagate lattice, DCE stmts
5396 that became dead because of that.
5398 2019-08-16 Aldy Hernandez <aldyh@redhat.com>
5400 * gimple-ssa-evrp-analyze.c (record_ranges_from_phis): Skip PHIs
5401 for which we can't represent a range.
5402 * ipa-cp.c (ipcp_vr_lattice::set_to_bottom): Pass type to
5404 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
5405 Set VR_UNDEFINED if type is not supported.
5406 * tree-ssanames.c (get_range_info): Pass type to set_varying.
5407 * tree-vrp.c (value_range_base::check): Assert that a varying has
5409 (value_range_base::equal_p): Early bail for undefines.
5410 (value_range_base::set_varying): Accept a type.
5411 (value_range::set_varying): Same.
5412 (value_range_base::type): VARYING can have a type, while UNDEFINE
5414 (value_range_base::dump): Print type for VARYING nodes.
5415 (value_range_base::set): Add type to VARYING.
5416 (extract_range_from_multiplicative_op): Pass type to set_varying.
5417 (extract_range_from_binary_expr): Same.
5418 (value_range_base::intersect_helper): Same.
5419 (value_range_base::union_helper): Same.
5420 (value_range_base::normalize_symbolics): Same.
5421 (determine_value_range_1): Same.
5422 * tree-vrp.h (class value_range_base): Add type to set_varying.
5423 Add prototype for dump(void).
5424 Add prototype for supports_type_p.
5425 (class value_range): Add type to set_varying.
5426 Add prototype for dump(void).
5427 * vr-values.c (set_value_range_to_truthvalue): Pass type to
5429 (vr_values::get_lattice_entry): Set varying even if propagation
5431 Pass type to set_varying.
5432 (vr_values::get_value_range): Remove vr_const_varying.
5433 Reallocate the lattice if needed.
5434 (vr_values::update_value_range): Pass type to set_varying.
5435 (vr_values::extract_range_for_var_from_comparison_expr): Same.
5436 (vr_values::extract_range_from_binary_expr): Same.
5437 (vr_values::extract_range_from_unary_expr): Same.
5438 (vr_values::extract_range_from_cond_expr): Same.
5439 (vr_values::check_for_binary_op_overflow): Same.
5440 (vr_values::extract_range_basic): Same.
5441 (vr_values::extract_range_from_assignment): Same.
5442 (vr_values::vr_values): Increase size of num_vr_values.
5443 (vr_values::extract_range_from_phi_node): Pass type to
5446 2019-08-15 H.J. Lu <hongjiu.lu@intel.com>
5449 * config/i386/i386.c (inline_memory_move_cost): Use hard_register
5450 for costs of hard register moves.
5451 (ix86_register_move_cost): Likewise.
5452 * config/i386/i386.h (processor_costs): Move costs of hard
5453 register moves to hard_register. Add int_load, int_store,
5454 xmm_move, ymm_move, zmm_move, sse_to_integer, integer_to_sse,
5455 sse_load, sse_store, sse_unaligned_load and sse_unaligned_store
5456 for costs of RTL expressions.
5457 * config/i386/x86-tune-costs.h: Move costs of hard register
5458 moves to hard_register. Duplicate int_load, int_store,
5459 xmm_move, ymm_move, zmm_move, sse_to_integer, integer_to_sse,
5460 sse_load, sse_store for costs of RTL expressions.
5462 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5464 * target.def (setup_incoming_vararg_bounds): Remove.
5465 * doc/tm.texi.in (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Remove.
5466 * doc/tm.texi: Regenerate.
5467 * targhooks.c (default_setup_incoming_vararg_bounds): Delete.
5468 * targhooks.h (default_setup_incoming_vararg_bounds): Likewise.
5469 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
5470 (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
5472 2019-08-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
5474 MSP430: Fix lines over 80 characters long in
5475 config/msp430/*.{c,h} files
5477 * config/msp430/driver-msp430.c (msp430_select_cpu): Fix format
5478 specifier in string.
5479 (msp430_select_hwmult_lib): Split line more than 80 characters long.
5480 * config/msp430/msp430-devices.c (msp430_extract_mcu_data): Remove
5481 redundant old comment.
5482 * config/msp430/msp430-protos.h (msp430_output_aligned_decl_common):
5483 Split line more than 80 characters long.
5484 * config/msp430/msp430.c (msp430_option_override): Likewise.
5485 (msp430_return_in_memory): Likewise.
5486 (msp430_gimplify_va_arg_expr): Likewise.
5487 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
5488 (msp430_legitimate_constant): Likewise.
5489 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Likewise.
5490 (msp430_attr): Likewise.
5491 (msp430_data_attr): Likewise.
5492 (msp430_start_function): Likewise.
5493 (gen_prefix): Likewise.
5494 (msp430_init_sections): Likewise.
5495 (msp430_select_section): Likewise.
5496 (msp430_function_section): Likewise.
5497 (msp430_unique_section): Likewise.
5498 (msp430_output_aligned_decl_common): Likewise.
5499 (msp430_do_not_relax_short_jumps): Likewise.
5500 (msp430_init_builtins): Likewise.
5501 (msp430_expand_delay_cycles): Likewise.
5502 (msp430_expand_prologue): Likewise.
5503 (msp430_expand_epilogue): Likewise.
5504 (msp430_expand_helper): Likewise.
5505 (msp430_split_movsi): Likewise.
5506 (msp430_print_operand): Likewise.
5507 (msp430_return_addr_rtx): Likewise.
5508 (msp430x_extendhisi): Likewise.
5509 * config/msp430/msp430.h (STARTFILE_SPEC): Likewise.
5510 (ASM_SPEC): Likewise.
5511 Remove very obvious comments.
5512 (LIB_SPEC): Split line more than 80 characters long.
5513 (EH_RETURN_HANDLER_RTX): Likewise.
5514 (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
5516 2019-08-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
5518 MSP430: Fix whitespace errors and incorrect indentation in
5519 config/msp430/*.{c,h} files
5521 * config/msp430/driver-msp430.c (msp430_select_cpu): Fix indentation.
5522 (msp430_select_hwmult_lib): Likewise.
5523 * config/msp430/msp430-devices.c (parse_devices_csv_1): Likewise.
5524 (msp430_extract_mcu_data): Likewise.
5525 (struct t_msp430_mcu_data): Likewise.
5526 * config/msp430/msp430.c (struct machine_function): Remove whitespace
5527 before left square bracket.
5528 (msp430_option_override): Fix indentation.
5529 (msp430_hard_regno_nregs_with_padding): Likewise.
5530 (msp430_initial_elimination_offset): Likewise.
5531 (msp430_special_register_convention_p): Remove whitespace before left
5532 square bracket and after exclamation mark.
5533 (msp430_evaluate_arg): Likewise.
5534 (msp430_callee_copies): Fix indentation.
5535 (msp430_gimplify_va_arg_expr): Likewise.
5536 (msp430_function_arg_advance): Remove whitespace before left square
5538 (reg_ok_for_addr): Likewise.
5539 (msp430_preserve_reg_p): Likewise.
5540 (msp430_compute_frame_info): Likewise.
5541 (msp430_asm_output_addr_const_extra): Add space between function name
5542 and open parenthesis.
5543 (has_section_name): Fix indentation.
5544 (msp430_attr): Remove trailing whitespace.
5545 (msp430_section_attr): Likewise.
5546 (msp430_data_attr): Likewise.
5547 (struct msp430_attribute_table): Fix comment and whitespace.
5548 (msp430_start_function): Remove whitespace before left square bracket.
5549 Add space between function name and open parenthesis.
5550 (msp430_select_section): Remove trailing whitespace.
5551 (msp430_section_type_flags): Remove trailing whitespace.
5552 (msp430_unique_section): Remove space before closing parenthesis.
5553 (msp430_output_aligned_decl_common): Change 8 spaces to a tab.
5554 (msp430_builtins): Remove whitespace before left square bracket.
5555 (msp430_init_builtins): Fix indentation.
5556 (msp430_expand_prologue): Remove whitespace before left square bracket.
5557 Remove space before closing parenthesis.
5558 (msp430_expand_epilogue): Remove whitespace before left square bracket.
5559 (msp430_split_movsi): Remove space before closing parenthesis.
5560 (helper_function_name_mappings): Fix indentation.
5561 (msp430_use_f5_series_hwmult): Fix whitespace.
5562 (use_32bit_hwmult): Likewise.
5563 (msp430_no_hwmult): Likewise.
5564 (msp430_output_labelref): Remove whitespace before left square bracket.
5565 (msp430_print_operand_raw): Likewise.
5566 (msp430_print_operand_addr): Likewise.
5567 (msp430_print_operand): Add two spaces after '.' in comment.
5568 Fix trailing whitespace.
5569 (msp430x_extendhisi): Fix indentation.
5570 * config/msp430/msp430.h (TARGET_CPU_CPP_BUILTINS): Change 8 spaces to
5572 (PC_REGNUM): Likewise.
5573 (STACK_POINTER_REGNUM): Likewise.
5574 (CC_REGNUM): Likewise.
5576 2019-08-15 Richard Biener <rguenther@suse.de>
5579 * config/i386/i386-features.c (gen_gpr_to_xmm_move_src): New
5581 (general_scalar_chain::make_vector_copies): Use it.
5583 2019-08-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5585 * function.c (assign_parm_setup_reg): Handle misaligned stack arguments.
5587 2019-08-15 Martin Liska <mliska@suse.cz>
5589 * tree-ssa-dce.c (propagate_necessity): We can't reach now
5590 operators with no arguments.
5591 (eliminate_unnecessary_stmts): Likewise here.
5593 2019-08-15 Uroš Bizjak <ubizjak@gmail.com>
5595 * config/i386/i386-features.c (general_scalar_chain::convert_insn)
5596 <case COMPARE>: Revert 2019-08-14 change.
5597 (convertible_comparison_p): Revert 2019-08-14 change. Return false
5598 for (TARGET_64BIT || mode != DImode).
5600 2019-08-15 Aldy Hernandez <aldyh@redhat.com>
5602 * tree-vrp.c (value_range_base::set): Merge in code from
5603 value_range_base::set_and_canonicalize.
5604 Enforce canonicalization at set time.
5605 Normalize [MIN, MAX] into VARYING and ~[MIN, MAX] into UNDEFINED.
5606 (value_range_base::set_undefined): Inline call to set().
5607 (value_range_base::set_varying): Same.
5608 (value_range_base::singleton_p): Handle VR_ANTI_RANGEs.
5609 (vrp_val_max): New argument handle_pointers.
5610 (vrp_val_min): Same.
5611 (ranges_from_anti_range): Same.
5612 (extract_range_into_wide_ints): Use tree argument instead of sign
5614 (extract_range_from_multiplicative_op): Take in tree type instead
5615 of precision and sign. Adapt function for canonicalized ranges.
5616 (extract_range_from_binary_expr): Pass type to
5617 extract_range_from_multiplicative_op.
5618 Adapt for canonicalized ranges.
5619 (extract_range_from_unary_expr): Same.
5620 (value_range_base::intersect_helper): Adjust for canonicalized
5622 (value_range_base::union_helper): Same.
5623 (value_range_base::normalize_symbolics): New.
5624 * tree-vrp.h (class value_range_base): Remove
5625 set_and_canonicalize.
5626 New prototype for normalize_symbolics.
5627 (class value_range): Remove set_and_canonicalize.
5628 (vrp_val_min): Adjust prototype.
5629 (vrp_val_max): Same.
5631 (vr_values::extract_range_for_var_from_comparison_expr): Call set
5632 instead of set_and_canonicalize.
5634 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5637 * tree-vect-stmts.c (vectorizable_call): Check that the function
5638 is a BUILT_IN_MD function before passing it to
5639 targetm.vectorize.builtin_md_vectorized_function.
5641 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5643 * config/aarch64/aarch64-protos.h (aarch64_sve_mode_p): Declare.
5644 * config/aarch64/aarch64.c (aarch64_sve_mode_p): New function.
5645 (aarch64_select_early_remat_modes): Use it.
5647 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5649 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Return
5650 16 for SVE predicates even if they are fixed-length.
5652 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5654 * config/aarch64/aarch64-sve.md (and<PRED_ALL:mode>3): Make the
5655 operand order match the MOV /Z alias.
5657 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5659 * config/aarch64/aarch64.c (aarch64_output_sve_cnt_immediate): Take
5660 the vector pattern as an aarch64_svpattern argument. Update the
5661 overloaded caller accordingly.
5662 (aarch64_output_sve_scalar_inc_dec): Update call accordingly.
5663 (aarch64_output_sve_vector_inc_dec): Likewise.
5665 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5667 * config/aarch64/aarch64.c (aarch64_add_offset): In the fallback
5668 multiplication case, try to compute VG * (lowest set bit) directly
5669 rather than always basing the multiplication on VG. Use
5670 expand_mult for the multiplication if we can.
5672 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5674 * config/aarch64/aarch64-protos.h
5675 (aarch64_sve_scalar_inc_dec_immediate_p): Declare.
5676 (aarch64_sve_inc_dec_immediate_p): Rename to...
5677 (aarch64_sve_vector_inc_dec_immediate_p): ...this.
5678 (aarch64_output_sve_addvl_addpl): Take a single rtx argument.
5679 (aarch64_output_sve_scalar_inc_dec): Declare.
5680 (aarch64_output_sve_inc_dec_immediate): Rename to...
5681 (aarch64_output_sve_vector_inc_dec): ...this.
5682 * config/aarch64/aarch64.c (aarch64_sve_scalar_inc_dec_immediate_p)
5683 (aarch64_output_sve_scalar_inc_dec): New functions.
5684 (aarch64_output_sve_addvl_addpl): Remove the base and offset
5685 arguments. Only handle true ADDVL and ADDPL instructions;
5686 don't emit an INC or DEC.
5687 (aarch64_sve_inc_dec_immediate_p): Rename to...
5688 (aarch64_sve_vector_inc_dec_immediate_p): ...this.
5689 (aarch64_output_sve_inc_dec_immediate): Rename to...
5690 (aarch64_output_sve_vector_inc_dec): ...this. Update call to
5691 aarch64_sve_vector_inc_dec_immediate_p.
5692 * config/aarch64/predicates.md (aarch64_sve_scalar_inc_dec_immediate)
5693 (aarch64_sve_plus_immediate): New predicates.
5694 (aarch64_pluslong_operand): Accept aarch64_sve_plus_immediate
5695 rather than aarch64_sve_addvl_addpl_immediate.
5696 (aarch64_sve_inc_dec_immediate): Rename to...
5697 (aarch64_sve_vector_inc_dec_immediate): ...this. Update call to
5698 aarch64_sve_vector_inc_dec_immediate_p.
5699 (aarch64_sve_add_operand): Update accordingly.
5700 * config/aarch64/constraints.md (Uai): New constraint.
5701 (vsi): Update call to aarch64_sve_vector_inc_dec_immediate_p.
5702 * config/aarch64/aarch64.md (add<GPI:mode>3): Don't force the second
5703 operand into a register if it satisfies aarch64_sve_plus_immediate.
5704 (*add<GPI:mode>3_aarch64, *add<GPI:mode>3_poly_1): Add an alternative
5705 for Uai. Update calls to aarch64_output_sve_addvl_addpl.
5706 * config/aarch64/aarch64-sve.md (add<mode>3): Call
5707 aarch64_output_sve_vector_inc_dec instead of
5708 aarch64_output_sve_inc_dec_immediate.
5710 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5712 * config/aarch64/iterators.md (UNSPEC_REVB, UNSPEC_REVH)
5713 (UNSPEC_REVW): New constants.
5714 (elem_bits): New mode attribute.
5715 (SVE_INT_UNARY): New int iterator.
5716 (optab): Handle UNSPEC_REV[BHW].
5717 (sve_int_op): New int attribute.
5718 (min_elem_bits): Handle VNx16QI and the predicate modes.
5719 * config/aarch64/aarch64-sve.md (*aarch64_sve_rev64<mode>)
5720 (*aarch64_sve_rev32<mode>, *aarch64_sve_rev16vnx16qi): Delete.
5721 (@aarch64_pred_<SVE_INT_UNARY:optab><SVE_I:mode>): New pattern.
5722 * config/aarch64/aarch64.c (aarch64_sve_data_mode): New function.
5723 (aarch64_sve_int_mode, aarch64_sve_rev_unspec): Likewise.
5724 (aarch64_split_sve_subreg_move): Use UNSPEC_REV[BHW] instead of
5725 unspecs based on the total width of the reversed data.
5726 (aarch64_evpc_rev_local): Likewise (for SVE only). Use a
5727 reinterpret followed by a subreg on big-endian targets.
5729 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5730 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5732 * config/aarch64/aarch64-sve.md
5733 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_any): Add /z
5734 alternatives in which one of the inputs is in the same register
5737 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5739 * config/aarch64/aarch64-sve.md (*vec_extract<mode><Vel>_ext)
5740 (*aarch64_sve_ext<mode>): Add MOVPRFX alternatives.
5742 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5744 * config/aarch64/aarch64-sve.md (*sub<SVE_F:mode>3): Remove immediate
5745 FADD and FSUB alternatives. Add a MOVPRFX alternative for FSUBR.
5747 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5748 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5750 * config/aarch64/aarch64-sve.md (add<SVE_I:mode>3, sub<SVE_I:mode>3)
5751 (<LOGICAL:optab><SVE_I:mode>3, *add<SVE_F:mode>3, *mul<SVE_F:mode>3)
5752 (*fabd<SVE_F:mode>3): Add more MOVPRFX alternatives.
5754 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5755 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5757 * config/aarch64/aarch64-sve.md (*v<ASHIFT:optab><SVE_I:mode>3):
5758 Add an alternative that uses reversed shifts.
5760 2019-08-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5762 * config/aarch64/aarch64-cores.def (cortex-a76): Use neoversen1 tuning
5765 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5767 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Add
5768 a commutativity marker.
5770 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5771 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5773 * config/aarch64/aarch64-protos.h (aarch64_prepare_sve_int_fma)
5774 (aarch64_prepare_sve_cond_int_fma): Declare.
5775 * config/aarch64/aarch64.c (aarch64_convert_mult_to_shift)
5776 (aarch64_prepare_sve_int_fma): New functions.
5777 (aarch64_prepare_sve_cond_int_fma): Likewise.
5778 * config/aarch64/aarch64-sve.md
5779 (cond_<SVE_INT_BINARY:optab><SVE_I:mode>): Add a "@" marker.
5780 (fma<SVE_I:mode>4, cond_fma<SVE_I:mode>, *cond_fma<SVE_I:mode>_2)
5781 (*cond_fma<SVE_I:mode>_4, *cond_fma<SVE_I:mode>_any, fnma<SVE_I:mode>4)
5782 (cond_fnma<SVE_I:mode>, *cond_fnma<SVE_I:mode>_2)
5783 (*cond_fnma<SVE_I:mode>_4, *cond_fnma<SVE_I:mode>_any): New patterns.
5784 (*madd<mode>): Rename to...
5785 (*fma<mode>4): ...this.
5786 (*msub<mode>): Rename to...
5787 (*fnma<mode>4): ...this.
5789 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5790 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5792 * config/aarch64/aarch64.c (aarch64_print_vector_float_operand):
5793 Print 2.0 naturally.
5794 (aarch64_sve_float_mul_immediate_p): Return true for 2.0.
5795 * config/aarch64/predicates.md
5796 (aarch64_sve_float_negated_arith_immediate): New predicate,
5797 renamed from aarch64_sve_float_arith_with_sub_immediate.
5798 (aarch64_sve_float_arith_with_sub_immediate): Test for both
5799 positive and negative constants.
5800 (aarch64_sve_float_arith_with_sub_operand): Redefine as a register
5801 or an aarch64_sve_float_arith_with_sub_immediate.
5802 * config/aarch64/constraints.md (vsN): Use
5803 aarch64_sve_float_negated_arith_immediate.
5804 * config/aarch64/iterators.md (SVE_COND_FP_BINARY_I1): New int
5806 (sve_pred_fp_rhs2_immediate): New int attribute.
5807 * config/aarch64/aarch64-sve.md
5808 (cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>): Use
5809 sve_pred_fp_rhs1_operand and sve_pred_fp_rhs2_operand.
5810 (*cond_<SVE_COND_FP_BINARY_I1:optab><SVE_F:mode>_2_const)
5811 (*cond_<SVE_COND_FP_BINARY_I1:optab><SVE_F:mode>_any_const)
5812 (*cond_add<SVE_F:mode>_2_const, *cond_add<SVE_F:mode>_any_const)
5813 (*cond_sub<mode>_3_const, *cond_sub<mode>_any_const): New patterns.
5815 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5816 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5818 * config/aarch64/aarch64-sve.md (*aarch64_cond_abd<SVE_F:mode>_2)
5819 (*aarch64_cond_abd<SVE_F:mode>_3)
5820 (*aarch64_cond_abd<SVE_F:mode>_any): New patterns.
5822 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5823 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5825 * config/aarch64/aarch64-sve.md (*aarch64_cond_<su>abd<mode>_2)
5826 (*aarch64_cond_<su>abd<mode>_any): New patterns.
5828 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
5829 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5831 * internal-fn.def (IFN_COND_SHL, IFN_COND_SHR): New internal functions.
5832 * internal-fn.c (FOR_EACH_CODE_MAPPING): Handle shifts.
5833 * match.pd (UNCOND_BINARY, COND_BINARY): Likewise.
5834 * optabs.def (cond_ashl_optab, cond_ashr_optab, cond_lshr_optab): New
5836 * optabs.h (create_convert_operand_from): Expand comment.
5837 * optabs.c (maybe_legitimize_operand): Allow implicit broadcasts
5838 when mapping scalar rtxes to vector operands.
5839 * config/aarch64/iterators.md (SVE_INT_BINARY): Add ashift,
5840 ashiftrt and lshiftrt.
5841 (sve_int_op, sve_int_op_rev, sve_pred_int_rhs2_operand): Handle them.
5842 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_2_const)
5843 (*cond_<optab><mode>_any_const): New patterns.
5845 2019-08-15 Martin Liska <mliska@suse.cz>
5848 * cgraph.c (cgraph_node::remove): When setting
5849 n->origin = NULL for all nested functions, reset
5852 2019-08-15 Martin Liska <mliska@suse.cz>
5854 * cgraph.c (cgraph_node::verify_node): Verify origin, nested
5857 2019-08-15 Martin Liska <mliska@suse.cz>
5860 * passes.c (order): Remove.
5861 (uid_hash_t): Likewise).
5862 (remove_cgraph_node_from_order): Remove from set
5863 of pointers (cgraph_node *).
5864 (insert_cgraph_node_to_order): New.
5865 (duplicate_cgraph_node_to_order): New.
5866 (do_per_function_toporder): Register all 3 cgraph hooks.
5867 Skip removed_nodes now as we know about all of them.
5869 2019-08-14 Uroš Bizjak <ubizjak@gmail.com>
5871 * config/i386/i386-expand.c (ix86_expand_vector_init_one_nonzero)
5872 <case E_V8QImode>: Use vector_set path for
5873 TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
5874 (ix86_expand_vector_init_one_var) <case E_V8QImode>:
5875 Do not widen for TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
5877 2019-08-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
5879 * builtins.c (expand_builtin_init_descriptor): Set memory alignment.
5881 2019-08-14 Martin Sebor <msebor@redhat.com>
5883 PR tree-optimization/91294
5884 * tree-ssa-strlen.c (handle_store): Avoid treating lower bound of
5885 source length as exact.
5887 2019-08-14 Christophe Lyon <christophe.lyon@linaro.org>
5889 * doc/extend.texi: Add "noinit" attribute documentation.
5890 * doc/sourcebuild.texi: Add noinit effective target documentation.
5891 * varasm.c (default_section_type_flags): Add support for "noinit"
5893 (default_elf_select_section): Add support for "noinit" attribute.
5894 * config/msp430/msp430.c (msp430_attribute_table): Remove
5897 2019-08-14 Richard Biener <rguenther@suse.de>
5898 Uroš Bizjak <ubizjak@gmail.com>
5901 * config/i386/i386-features.h (scalar_chain::scalar_chain): Add
5903 (scalar_chain::smode): New member.
5904 (scalar_chain::vmode): Likewise.
5905 (dimode_scalar_chain): Rename to...
5906 (general_scalar_chain): ... this.
5907 (general_scalar_chain::general_scalar_chain): Take mode arguments.
5908 (timode_scalar_chain::timode_scalar_chain): Initialize scalar_chain
5909 base with TImode and V1TImode.
5910 * config/i386/i386-features.c (scalar_chain::scalar_chain): Adjust.
5911 (general_scalar_chain::vector_const_cost): Adjust for SImode
5913 (general_scalar_chain::compute_convert_gain): Likewise. Add
5914 {S,U}{MIN,MAX} support.
5915 (general_scalar_chain::replace_with_subreg): Use vmode/smode.
5916 (general_scalar_chain::make_vector_copies): Likewise. Handle
5917 non-DImode chains appropriately.
5918 (general_scalar_chain::convert_reg): Likewise.
5919 (general_scalar_chain::convert_op): Likewise.
5920 (general_scalar_chain::convert_insn): Likewise. Add
5921 fatal_insn_not_found if the result is not recognized.
5922 (convertible_comparison_p): Pass in the scalar mode and use that.
5923 (general_scalar_to_vector_candidate_p): Likewise. Rename from
5924 dimode_scalar_to_vector_candidate_p. Add {S,U}{MIN,MAX} support.
5925 (scalar_to_vector_candidate_p): Remove by inlining into single
5927 (general_remove_non_convertible_regs): Rename from
5928 dimode_remove_non_convertible_regs.
5929 (remove_non_convertible_regs): Remove by inlining into single caller.
5930 (convert_scalars_to_vector): Handle SImode and DImode chains
5931 in addition to TImode chains.
5932 * config/i386/i386.md (<maxmin><MAXMIN_IMODE>3): New expander.
5933 (*<maxmin><MAXMIN_IMODE>3_1): New insn-and-split.
5934 (*<maxmin>di3_doubleword): Likewise.
5936 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
5937 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5939 * config/aarch64/aarch64-sve.md (*cond_bic<mode>_2)
5940 (*cond_bic<mode>_any): New patterns.
5942 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
5944 * config/aarch64/aarch64.c (aarch64_print_operand): Allow %e to
5945 take the equivalent mask, as well as a bit count.
5946 * config/aarch64/predicates.md (aarch64_sve_uxtb_immediate)
5947 (aarch64_sve_uxth_immediate, aarch64_sve_uxt_immediate)
5948 (aarch64_sve_pred_and_operand): New predicates.
5949 * config/aarch64/iterators.md (sve_pred_int_rhs2_operand): New
5951 * config/aarch64/aarch64-sve.md
5952 (cond_<SVE_INT_BINARY:optab><SVE_I:mode>): Use it.
5953 (*cond_uxt<mode>_2, *cond_uxt<mode>_any): New patterns.
5955 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
5957 * config/aarch64/aarch64-sve.md
5958 (*cond_<SVE_COND_FCVTI:optab>_nontrunc<SVE_F:mode><SVE_HSDI:mode>)
5959 (*cond_<SVE_COND_ICVTF:optab>_nonextend<SVE_HSDI:mode><SVE_F:mode>):
5962 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
5963 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5965 * config/aarch64/aarch64-sve.md
5966 (*cond_<SVE_COND_FP_UNARY:optab><SVE_F:mode>_2): New pattern.
5967 (*cond_<SVE_COND_FP_UNARY:optab><SVE_F:mode>_any): Likewise.
5969 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
5970 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5972 * config/aarch64/aarch64-sve.md
5973 (*cond_<SVE_INT_UNARY:optab><SVE_I:mode>_2): New pattern.
5974 (*cond_<SVE_INT_UNARY:optab><SVE_I:mode>_any): Likewise.
5976 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
5978 * config/aarch64/iterators.md (SVE_COND_FP_ABS_CMP): New iterator.
5979 * config/aarch64/aarch64-sve.md (*aarch64_pred_fac<cmp_op><mode>):
5982 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
5983 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5985 * config/aarch64/aarch64-sve.md (*aarch64_sel_dup<mode>): New pattern.
5987 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
5988 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
5990 * config/aarch64/aarch64.c (aarch64_bit_representation): New function.
5991 (aarch64_print_vector_float_operand): Also handle 8-bit floats.
5992 (aarch64_print_operand): Add support for %I.
5993 (aarch64_sve_dup_immediate_p): Handle scalars as well as vectors.
5994 Bitcast floating-point constants to the corresponding integer constant.
5995 (aarch64_float_const_representable_p): Handle vectors as well
5997 (aarch64_expand_sve_vcond): Make sure that the operands are valid
5998 for the new vcond_mask_<mode><vpred> expander.
5999 * config/aarch64/predicates.md (aarch64_sve_dup_immediate): Also
6000 test aarch64_float_const_representable_p.
6001 (aarch64_sve_reg_or_dup_imm): New predicate.
6002 * config/aarch64/aarch64-sve.md (vec_extract<vpred><Vel>): Use
6003 gen_vcond_mask_<mode><vpred> instead of
6004 gen_aarch64_sve_dup<mode>_const.
6005 (vcond_mask_<mode><vpred>): Turn into a define_expand that
6006 accepts aarch64_sve_reg_or_dup_imm and aarch64_simd_reg_or_zero
6007 for operands 1 and 2 respectively. Force operand 2 into a
6008 register if operand 1 is a register. Fold old define_insn...
6009 (aarch64_sve_dup<mode>_const): ...and this define_insn...
6010 (*vcond_mask_<mode><vpred>): ...into this new pattern. Handle
6011 floating-point constants that can be moved as integers. Add
6012 alternatives for MOV /M and FMOV /M.
6013 (vcond<mode><v_int_equiv>, vcondu<mode><v_int_equiv>)
6014 (vcond<mode><v_fp_equiv>): Accept nonmemory_operand for operands
6015 1 and 2 respectively.
6016 * config/aarch64/constraints.md (Ufc): Handle vectors as well
6018 (vss): New constraint.
6020 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6022 * config/aarch64/predicates.md (aarch64_sve_float_maxmin_immediate)
6023 (aarch64_sve_float_maxmin_operand): New predicates.
6024 * config/aarch64/constraints.md (vsB): New constraint.
6026 * config/aarch64/iterators.md (sve_pred_fp_rhs2_operand): Use
6027 aarch64_sve_float_maxmin_operand for UNSPEC_COND_FMAXNM and
6029 * config/aarch64/aarch64-sve.md (<maxmin_uns><SVE_F:mode>3):
6030 Use aarch64_sve_float_maxmin_operand for operand 2.
6031 (*<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3): Likewise.
6032 Add alternatives for the constant forms.
6034 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6036 * config/aarch64/constraints.md (vsb): New constraint.
6037 (vsm): Generalize description.
6038 * config/aarch64/iterators.md (SVE_INT_BINARY_IMM): New code
6040 (sve_imm_con): Handle smax, smin, umax and umin.
6041 (sve_imm_prefix): New code attribute.
6042 * config/aarch64/predicates.md (aarch64_sve_vsb_immediate)
6043 (aarch64_sve_vsb_operand): New predicates.
6044 (aarch64_sve_mul_immediate): Rename to...
6045 (aarch64_sve_vsm_immediate): ...this.
6046 (aarch64_sve_mul_operand): Rename to...
6047 (aarch64_sve_vsm_operand): ...this.
6048 * config/aarch64/aarch64-sve.md (mul<mode>3): Generalize to...
6049 (<SVE_INT_BINARY_IMM:optab><SVE_I:mode>3): ...this.
6050 (*mul<mode>3, *post_ra_mul<mode>3): Generalize to...
6051 (*<SVE_INT_BINARY_IMM:optab><SVE_I:mode>3)
6052 (*post_ra_<SVE_INT_BINARY_IMM:optab><SVE_I:mode>3): ...these and
6053 add movprfx support for the immediate alternatives.
6054 (<su><maxmin><mode>3, *<su><maxmin><mode>3): Delete in favor
6056 (*<SVE_INT_BINARY_SD:optab><SVE_SDI:mode>3): Fix incorrect predicate
6059 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6061 * config/aarch64/predicates.md (aarch64_simd_imm_one): New predicate.
6062 * config/aarch64/aarch64-sve.md (*cnot<mode>): New pattern.
6063 (*cond_cnot<mode>_2, *cond_cnot<mode>_any): Likewise.
6065 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6067 * config/aarch64/iterators.md (SVE_INT_UNARY): Add clrsb and clz.
6068 (optab, sve_int_op): Handle them.
6069 * config/aarch64/aarch64-sve.md: Expand comment.
6071 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6073 * config/aarch64/predicates.md (const_1_to_3_operand): New predicate.
6074 * config/aarch64/aarch64-sve.md (*aarch64_adr_uxtw)
6075 (*aarch64_adr<mode>_shift, *aarch64_adr_shift_uxtw): New patterns.
6077 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6079 * config/aarch64/aarch64.c (aarch64_expand_sve_const_pred_eor)
6080 (aarch64_expand_sve_const_pred_trn): New functions.
6081 (aarch64_expand_sve_const_pred_1): Add a recurse_p parameter and
6082 use the above functions when the parameter is true.
6083 (aarch64_expand_sve_const_pred): Update call accordingly.
6084 * config/aarch64/aarch64-sve.md (*aarch64_sve_<perm_insn><mode>):
6086 (@aarch64_sve_<perm_insn><mode>): ...this.
6088 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6090 * config/aarch64/aarch64-protos.h (aarch64_sve_same_pred_for_ptest_p):
6092 * config/aarch64/aarch64.c (aarch64_sve_same_pred_for_ptest_p)
6093 (aarch64_sve_emit_int_cmp): New functions.
6094 (aarch64_convert_sve_data_to_pred): Use aarch64_sve_emit_int_cmp.
6095 (aarch64_sve_cmp_operand_p, aarch64_emit_sve_ptrue_op_cc): Delete.
6096 (aarch64_expand_sve_vec_cmp_int): Use aarch64_sve_emit_int_cmp.
6097 * config/aarch64/aarch64.md (UNSPEC_MERGE_PTRUE): Delete.
6098 (UNSPEC_PRED_Z): New unspec.
6099 (set_clobber_cc_nzc): Delete.
6100 * config/aarch64/aarch64-sve.md: Add a block comment about
6102 (*cmp<SVE_INT_CMP:cmp_op><mode>): Rename to...
6103 (@aarch64_pred_cmp<SVE_INT_CMP:cmp_op><mode>): ...this, replacing
6104 the old pattern with that name. Use UNSPEC_PRED_Z instead of
6106 (*cmp<SVE_INT_CMP:cmp_op><mode>_cc): Use UNSPEC_PRED_Z instead of
6107 UNSPEC_MERGE_PTRUE. Use aarch64_sve_same_pred_for_ptest_p to
6108 check for compatible predicates.
6109 (*cmp<cmp_op><SVE_INT_CMP:mode>_ptest): Likewise.
6110 (*cmp<cmp_op><mode>_and): Match a known-ptrue UNSPEC_PRED_Z instead
6111 of UNSPEC_MERGE_PTRUE. Split into the new form of predicated
6114 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6116 * config/aarch64/aarch64.md (UNSPEC_PRED_X): New unspec.
6117 * config/aarch64/aarch64-sve.md: Add a section describing it.
6118 (@aarch64_pred_mov<mode>, @aarch64_pred_mov<mode>)
6119 (<SVE_INT_UNARY:optab><mode>2, *<SVE_INT_UNARY:optab><mode>2)
6120 (aarch64_<su>abd<mode>_3, mul<SVE_I:mode>3, *mul<SVE_I:mode>3)
6121 (<su>mul<mode>3_highpart, *<su>mul<mode>3_highpart)
6122 (<SVE_INT_BINARY:optab><mode>3, *<SVE_INT_BINARY:optab><mode>3)
6123 (*bic<mode>3, v<ASHIFT:optab><mode>3, *v<ASHIFT:optab><mode>3)
6124 (<su><maxmin><mode>3, *<su><maxmin><mode>3, *madd<SVE_I:mode>)
6125 (*msub<SVE_I:mode>3, *aarch64_sve_rev64<mode>)
6126 (*aarch64_sve_rev32<mode>, *aarch64_sve_rev16vnx16qi): Use
6127 UNSPEC_PRED_X instead of UNSPEC_MERGE_PTRUE.
6128 * config/aarch64/aarch64-sve2.md (<u>avg<mode>3_floor)
6129 (<u>avg<mode>3_ceil, *<sur>h<addsub><mode>): Likewise.
6130 * config/aarch64/aarch64.c (aarch64_split_sve_subreg_move)
6131 (aarch64_evpc_rev_local): Update accordingly.
6133 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6135 * config/aarch64/iterators.md (VNx4SI_ONLY, VNx2DF_ONLY): New mode
6137 (SVE_BHSI, SVE_SDI): Tweak comment.
6138 (SVE_HSDI): Likewise. Fix definition.
6139 (SVE_SDF): New mode iterator.
6140 (elem_bits): New mode attribute.
6141 (SVE_COND_FCVT): New int iterator.
6142 * config/aarch64/aarch64-sve.md
6143 (*<SVE_COND_ICVTF:optab>v16hsf<SVE_HSDI:mode>2)
6144 (*<SVE_COND_ICVTF:optab>vnx4sf<SVE_SDI:mode>2)
6145 (*<SVE_COND_ICVTF:optab>vnx2df<SVE_SDI:mode>2): Merge into...
6146 (*aarch64_sve_<SVE_COND_ICVTF:optab>_nontrunc<SVE_F:mode><SVE_HSDI:mode>)
6147 (*aarch64_sve_<SVE_COND_ICVTF:optab>_trunc<VNx2DF_ONLY:mode><VNx4SI_ONLY:mode>):
6148 ...these new patterns.
6149 (*<SVE_COND_FCVTI:optab><SVE_HSDI:mode>vnx8hf2)
6150 (*<SVE_COND_FCVTI:optab><SVE_SDI:mode>vnx4sf2)
6151 (aarch64_sve_<SVE_COND_FCVTI:optab><SVE_SDI:mode>vnx2df2):
6153 (*aarch64_sve_<SVE_COND_FCVTI:optab>_nonextend<SVE_HSDI:mode><SVE_F:mode>)
6154 (aarch64_sve_<SVE_COND_FCVTI:optab>_extend<VNx4SI_ONLY:mode><VNx2DF_ONLY:mode>):
6155 ...these new patterns.
6156 (vec_unpack<su_optab>_float_<perm_hilo>_vnx4si): Update accordingly.
6157 (*trunc<Vwide><SVE_SDF:mode>2): Replace with...
6158 (*aarch64_sve_<SVE_COND_FCVT:optab>_trunc<SVE_SDF:mode><SVE_HSF:mode>):
6159 ...this new pattern.
6160 (aarch64_sve_extend<SVE_HSDF:mode><Vwide>2): Replace with...
6161 (aarch64_sve_<SVE_COND_FCVT:optab>_nontrunc<SVE_HSF:mode><SVE_SDF:mode>):
6162 ...this new pattern.
6163 (vec_unpacks_<perm_hilo>_<mode>): Update accordingly.
6165 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6167 * config/aarch64/aarch64.md (UNSPEC_FLOAT_CONVERT): Delete.
6168 * config/aarch64/iterators.md (UNSPEC_COND_FCVT, UNSPEC_COND_FCVTZS)
6169 (UNSPEC_COND_FCVTZU, UNSPEC_COND_SCVTF, UNSPEC_COND_UCVTF): New
6171 (optab, su): Handle them.
6172 (SVE_COND_FCVTI, SVE_COND_ICVTF): New int iterators.
6173 * config/aarch64/aarch64-sve.md
6174 (<fix_trunc_optab><SVE_F:mode><v_int_equiv>2): Replace with...
6175 (<SVE_COND_FCVTI:optab><SVE_F:mode><v_int_equiv>2): ...this.
6176 (*<fix_trunc_optab>v16hsf<:SVE_HSDImode>2): Replace with...
6177 (*<SVE_COND_FCVTI:optab>v16hsf<SVE_F:mode>2): ...this.
6178 (*<fix_trunc_optab>vnx4sf<SVE_SDI:mode>2): Replace with...
6179 (*<SVE_COND_FCVTI:optab>vnx4sf<SVE_SDI:mode>2): ...this.
6180 (*<fix_trunc_optab>vnx2df<SVE_SDI:mode>2): Replace with...
6181 (*<SVE_COND_FCVTI:optab>vnx2df<SVE_SDI:mode>2): ...this.
6182 (vec_pack_<su>fix_trunc_vnx2df): Use SVE_COND_FCVTI instead of
6184 (<FLOATUORS:optab><v_int_equiv><SVE_F:mode>2): Replace with...
6185 (<SVE_COND_ICVTF:optab><v_int_equiv><SVE_F:mode>2): ...this.
6186 (*<FLOATUORS:optab><SVE_HSDI:mode>vnx8hf2): Replace with...
6187 (*<SVE_COND_ICVTF:optab><SVE_HSDI:mode>vnx8hf2): ...this.
6188 (*<FLOATUORS:optab><SVE_SDI:mode>vnx4sf2): Replace with...
6189 (*<SVE_COND_ICVTF:optab><SVE_SDI:mode>vnx4sf2): ...this.
6190 (aarch64_sve_<FLOATUORS:optab><SVE_SDI:mode>vnx2df2): Replace with...
6191 (aarch64_sve_<SVE_COND_ICVTF:optab><SVE_SDI:mode>vnx2df2): ...this.
6192 (vec_unpack<su_optab>_float_<perm_hilo>_vnx4si): Pass a GP strictness
6193 operand to aarch64_sve_<SVE_COND_ICVTF:optab><SVE_SDI:mode>vnx2df2.
6194 (vec_pack_trunc_<SVE_HSF:Vwide>, *trunc<Vwide><SVE_HSF:mode>2)
6195 (aarch64_sve_extend<mode><Vwide>2): Use UNSPEC_COND_FCVT instead
6196 of UNSPEC_FLOAT_CONVERT.
6197 (vec_unpacks_<perm_hilo>_<mode>): Pass a GP strictness operand to
6198 aarch64_sve_extend<mode><Vwide>2.
6200 2019-08-14 Richard Biener <rguenther@suse.de>
6203 * config/i386/i386-features.c
6204 (dimode_scalar_chain::compute_convert_gain): Compute and dump
6205 individual instruction gain. Fix reg-reg copy GRP cost. Use
6206 ix86_cost->sse_op for vector instruction costs.
6208 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6210 * config/aarch64/iterators.md (UNSPEC_COND_FCMUO): New unspec.
6211 (cmp_op): Handle it.
6212 (SVE_COND_FP_CMP): Rename to...
6213 (SVE_COND_FP_CMP_I0): ...this.
6214 (SVE_FP_CMP): Remove.
6215 * config/aarch64/aarch64-sve.md
6216 (*fcm<SVE_FP_CMP:cmp_op><SVE_F:mode>): Replace with...
6217 (*fcm<SVE_COND_FP_CMP_I0:cmp_op><SVE_F:mode>): ...this new pattern,
6218 using unspecs to represent the comparison.
6219 (*fcmuo<SVE_F:mode>): Use UNSPEC_COND_FCMUO.
6220 (*fcm<cmp_op><mode>_and_combine, *fcmuo<mode>_and_combine): Update
6222 * config/aarch64/aarch64.c (aarch64_emit_sve_ptrue_op): Delete.
6223 (aarch64_unspec_cond_code): Move after integer code. Handle
6225 (aarch64_emit_sve_predicated_cond): Replace with...
6226 (aarch64_emit_sve_fp_cond): ...this new function.
6227 (aarch64_emit_sve_or_conds): Replace with...
6228 (aarch64_emit_sve_or_fp_conds): ...this new function.
6229 (aarch64_emit_sve_inverted_cond): Replace with...
6230 (aarch64_emit_sve_invert_fp_cond): ...this new function.
6231 (aarch64_expand_sve_vec_cmp_float): Update accordingly.
6233 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6235 * config/aarch64/iterators.md (SVE_HSD): New mode iterator.
6236 (V_FP_EQUIV, v_fp_equiv): Handle VNx8HI and VNx8HF.
6237 * config/aarch64/aarch64-sve.md (vcond<mode><v_fp_equiv>): Use
6238 SVE_HSD instead of SVE_SD.
6240 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6241 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
6243 * config/aarch64/iterators.md (SVE_COND_FP_BINARY_REG): New int
6245 (sve_pred_fp_rhs1_operand, sve_pred_fp_rhs1_operand): New int
6247 * config/aarch64/aarch64-sve.md (add<SVE_F:mode>3, sub<SVE_F:mode>3)
6248 (mul<SVE_F:mode>3, div<SVE_F:mode>3)
6249 (<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3): Merge into...
6250 (<SVE_COND_FP_BINARY:optab><SVE_F:mode>3): ...this new expander.
6251 (*div<SVE_F:mode>3): Generalize to...
6252 (*<SVE_COND_FP_BINARY:optab><SVE_F:mode>3): ...this.
6254 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6255 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
6257 * config/aarch64/aarch64.md (SVE_RELAXED_GP, SVE_STRICT_GP): New
6259 * config/aarch64/predicates.md (aarch64_sve_gp_strictness): New
6261 * config/aarch64/aarch64-protos.h (aarch64_sve_pred_dominates_p):
6263 * config/aarch64/aarch64.c (aarch64_sve_pred_dominates_p): New
6265 * config/aarch64/aarch64-sve.md: Add a block comment about the
6266 handling of predicated FP operations.
6267 (<SVE_COND_FP_UNARY:optab><SVE_F:mode>2, add<SVE_F:mode>3)
6268 (sub<SVE_F:mode>3, mul<SVE_F:mode>3, div<SVE_F:mode>3)
6269 (<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3)
6270 (<SVE_COND_FP_MAXMIN_PUBLIC:maxmin_uns><SVE_F:mode>3)
6271 (<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4): Add an SVE_RELAXED_GP
6273 (cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>)
6274 (cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>): Add an SVE_STRICT_GP
6276 (*<SVE_COND_FP_UNARY:optab><SVE_F:mode>2)
6277 (*cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>_2)
6278 (*cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>_3)
6279 (*cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>_any)
6280 (*fabd<SVE_F:mode>3, *div<SVE_F:mode>3)
6281 (*<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3)
6282 (*<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4)
6283 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_2)
6284 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_4)
6285 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_any): Match the
6286 strictness operands. Use aarch64_sve_pred_dominates_p to check
6287 whether the predicate on the conditional operation is suitable
6288 for merging. Split patterns into the canonical equal-predicate form.
6289 (*add<SVE_F:mode>3, *sub<SVE_F:mode>3, *mul<SVE_F:mode>3): Likewise.
6290 Restrict the unpredicated alternatives to SVE_RELAXED_GP.
6292 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6293 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
6295 * config/aarch64/aarch64-sve.md (add<mode>3, *add<mode>3)
6296 (sub<mode>3, *sub<mode>3, *fabd<mode>3, mul<mode>3, *mul<mode>3)
6297 (div<mode>3, *div<mode>3): Use SVE_COND_FP_* unspecs instead of
6299 (cond_<optab><mode>, *cond_<optab><mode>_2, *cond_<optab><mode>_3)
6300 (*cond_<optab><mode>_any): Add the predicate to the SVE_COND_FP_*
6303 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6304 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
6306 * config/aarch64/aarch64-sve.md (bic<mode>3): Rename to...
6307 (*bic<SVE_I:mode>3): ...this. Match the form that an SVE inverse
6308 actually has, rather than relying on REG_EQUAL notes.
6309 Make the insn operand order match the SVE operand order.
6310 (*<nlogical><PRED_ALL:mode>3): Make the insn operand order match
6311 the SVE operand order.
6313 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6315 * config/aarch64/aarch64.c (aarch64_target_reg): New function.
6316 (aarch64_emit_set_immediate): Likewise.
6317 (aarch64_ptrue_reg): Build a VNx16BI constant and then bitcast it.
6318 (aarch64_pfalse_reg): Likewise.
6319 (aarch64_convert_sve_data_to_pred): New function.
6320 (aarch64_sve_move_pred_via_while): Take an optional target register
6321 and the required register mode.
6322 (aarch64_expand_sve_const_pred_1): New function.
6323 (aarch64_expand_sve_const_pred): Likewise.
6324 (aarch64_expand_mov_immediate): Build an all-true predicate
6325 if the significant bits of the immediate are all true. Use
6326 aarch64_expand_sve_const_pred for all compile-time predicate constants.
6327 (aarch64_mov_operand_p): Force predicate constants to be VNx16BI
6328 before register allocation.
6329 * config/aarch64/aarch64-sve.md (*vec_duplicate<mode>_reg): Use
6330 a VNx16BI PTRUE when splitting the memory alternative.
6331 (vec_duplicate<mode>): Update accordingly.
6332 (*pred_cmp<cmp_op><mode>): Rename to...
6333 (@aarch64_pred_cmp<cmp_op><mode>): ...this.
6335 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
6337 * config/aarch64/aarch64-protos.h (aarch64_ptrue_all): Declare.
6338 * config/aarch64/aarch64.c (aarch64_ptrue_all): New function.
6339 * config/aarch64/aarch64.md (UNSPEC_PTEST_PTRUE): Delete.
6340 (UNSPEC_PTEST): New unspec.
6341 (SVE_MAYBE_NOT_PTRUE, SVE_KNOWN_PTRUE): New constants.
6342 * config/aarch64/iterators.md (data_bytes): New mode attribute.
6343 * config/aarch64/predicates.md (aarch64_sve_ptrue_flag): New predicate.
6344 * config/aarch64/aarch64-sve.md: Add a new section describing the
6345 handling of UNSPEC_PTEST.
6346 (pred_<LOGICAL:optab><PRED_ALL:mode>3): Rename to...
6347 (@aarch64_pred_<LOGICAL:optab><PRED_ALL:mode>_z): ...this.
6348 (ptest_ptrue<mode>): Replace with...
6349 (aarch64_ptest<mode>): ...this new pattern.
6350 (cbranch<mode>4): Update after above changes.
6351 (*<LOGICAL:optab><PRED_ALL:mode>3_cc): Use UNSPEC_PTEST instead of
6353 (*cmp<SVE_INT_CMP:cmp_op><SVE_I:mode>_cc): Likewise.
6354 (*cmp<SVE_INT_CMP:cmp_op><SVE_I:mode>_ptest): Likewise.
6355 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): Likewise.
6357 2019-08-14 Xiong Hu Luo <luoxhu@linux.ibm.com>
6360 * builtins.c (builtin_with_linkage_p): New function.
6361 * builtins.h (builtin_with_linkage_p): New function.
6362 * symtab.c (write_symbol): Remove redundant assert.
6363 * lto-streamer-out.c (symtab_node::output_to_lto_symbol_table_p):
6364 Remove FIXME and use builtin_with_linkage_p.
6366 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
6369 * tree-core.h (function_decl::function_code): Change type to
6371 * tree.h (DECL_FUNCTION_CODE): Rename old definition to...
6372 (DECL_UNCHECKED_FUNCTION_CODE): ...this.
6373 (DECL_BUILT_IN_CLASS): Make an rvalue macro only.
6374 (DECL_FUNCTION_CODE): New function. Assert that the built-in class
6376 (DECL_MD_FUNCTION_CODE, DECL_FE_FUNCTION_CODE): New functions.
6377 (set_decl_built_in_function, copy_decl_built_in_function): Likewise.
6378 (fndecl_built_in_p): Change the type of the "name" argument to
6380 * builtins.c (expand_builtin): Move DECL_FUNCTION_CODE use
6381 after check for DECL_BUILT_IN_CLASS.
6382 * cgraphclones.c (build_function_decl_skip_args): Use
6383 set_decl_built_in_function.
6384 * ipa-param-manipulation.c (ipa_modify_formal_parameters): Likewise.
6385 * ipa-split.c (split_function): Likewise.
6386 * langhooks.c (add_builtin_function_common): Likewise.
6387 * omp-simd-clone.c (simd_clone_create): Likewise.
6388 * tree-streamer-in.c (unpack_ts_function_decl_value_fields): Likewise.
6389 * config/darwin.c (darwin_init_cfstring_builtins): Likewise.
6390 (darwin_fold_builtin): Use DECL_MD_FUNCTION_CODE instead of
6392 * fold-const.c (operand_equal_p): Compare DECL_UNCHECKED_FUNCTION_CODE
6393 instead of DECL_FUNCTION_CODE.
6394 * lto-streamer-out.c (hash_tree): Use DECL_UNCHECKED_FUNCTION_CODE
6395 instead of DECL_FUNCTION_CODE.
6396 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Likewise.
6397 * print-tree.c (print_node): Use DECL_MD_FUNCTION_CODE when
6398 printing DECL_BUILT_IN_MD. Handle DECL_BUILT_IN_FRONTEND.
6399 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin)
6400 (aarch64_fold_builtin, aarch64_gimple_fold_builtin): Use
6401 DECL_MD_FUNCTION_CODE instead of DECL_FUNCTION_CODE.
6402 * config/aarch64/aarch64.c (aarch64_builtin_reciprocal): Likewise.
6403 * config/alpha/alpha.c (alpha_expand_builtin, alpha_fold_builtin):
6404 (alpha_gimple_fold_builtin): Likewise.
6405 * config/arc/arc.c (arc_expand_builtin): Likewise.
6406 * config/arm/arm-builtins.c (arm_expand_builtin): Likewise.
6407 * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
6408 * config/avr/avr.c (avr_expand_builtin, avr_fold_builtin): Likewise.
6409 * config/bfin/bfin.c (bfin_expand_builtin): Likewise.
6410 * config/c6x/c6x.c (c6x_expand_builtin): Likewise.
6411 * config/frv/frv.c (frv_expand_builtin): Likewise.
6412 * config/gcn/gcn.c (gcn_expand_builtin_1): Likewise.
6413 (gcn_expand_builtin): Likewise.
6414 * config/i386/i386-builtins.c (ix86_builtin_reciprocal): Likewise.
6415 (fold_builtin_cpu): Likewise.
6416 * config/i386/i386-expand.c (ix86_expand_builtin): Likewise.
6417 * config/i386/i386.c (ix86_fold_builtin): Likewise.
6418 (ix86_gimple_fold_builtin): Likewise.
6419 * config/ia64/ia64.c (ia64_fold_builtin): Likewise.
6420 (ia64_expand_builtin): Likewise.
6421 * config/iq2000/iq2000.c (iq2000_expand_builtin): Likewise.
6422 * config/mips/mips.c (mips_expand_builtin): Likewise.
6423 * config/msp430/msp430.c (msp430_expand_builtin): Likewise.
6424 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6425 * config/nios2/nios2.c (nios2_expand_builtin): Likewise.
6426 * config/nvptx/nvptx.c (nvptx_expand_builtin): Likewise.
6427 * config/pa/pa.c (pa_expand_builtin): Likewise.
6428 * config/pru/pru.c (pru_expand_builtin): Likewise.
6429 * config/riscv/riscv-builtins.c (riscv_expand_builtin): Likewise.
6430 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6432 * config/rs6000/rs6000-call.c (htm_expand_builtin): Likewise.
6433 (altivec_expand_dst_builtin, altivec_expand_builtin): Likewise.
6434 (rs6000_gimple_fold_builtin, rs6000_expand_builtin): Likewise.
6435 * config/rs6000/rs6000.c (rs6000_builtin_md_vectorized_function)
6436 (rs6000_builtin_reciprocal): Likewise.
6437 * config/rx/rx.c (rx_expand_builtin): Likewise.
6438 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6439 * config/s390/s390.c (s390_expand_builtin): Likewise.
6440 * config/sh/sh.c (sh_expand_builtin): Likewise.
6441 * config/sparc/sparc.c (sparc_expand_builtin): Likewise.
6442 (sparc_fold_builtin): Likewise.
6443 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
6444 * config/spu/spu.c (spu_expand_builtin): Likewise.
6445 * config/stormy16/stormy16.c (xstormy16_expand_builtin): Likewise.
6446 * config/tilegx/tilegx.c (tilegx_expand_builtin): Likewise.
6447 * config/tilepro/tilepro.c (tilepro_expand_builtin): Likewise.
6448 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
6449 (xtensa_expand_builtin): Likewise.
6451 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
6454 * attribs.c (decl_attributes): Check the DECL_BUILT_IN_CLASS
6455 before the DECL_FUNCTION_CODE.
6456 * calls.c (maybe_warn_alloc_args_overflow): Use fndecl_built_in_p
6457 to check for a BUILT_IN_ALLOCA call.
6458 * ipa-cp.c (ipa_get_indirect_edge_target_1): Likewise for
6459 BUILT_IN_UNREACHABLE. Don't check for a FUNCTION_TYPE.
6460 * ipa-devirt.c (possible_polymorphic_call_target_p): Likewise.
6461 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
6462 * gimple-ssa-isolate-paths.c (is_addr_local): Check specifically
6463 for BUILT_IN_NORMAL functions.
6464 * trans-mem.c (expand_block_edges): Use gimple_call_builtin_p to
6465 test for BUILT_IN_TM_ABORT.
6466 * tree-ssa-ccp.c (optimize_stack_restore): Use fndecl_built_in_p
6467 to check for a BUILT_IN_STACK_RESTORE call.
6468 (optimize_stdarg_builtin): Remove redundant check for GIMPLE_CALL.
6469 * tree-ssa-threadedge.c
6470 (record_temporary_equivalences_from_stmts_at_dest): Check for a
6471 BUILT_IN_NORMAL decl before checking its DECL_FUNCTION_CODE.
6472 * tree-vect-patterns.c (vect_recog_pow_pattern): Use a positive
6473 test for a BUILT_IN_NORMAL call instead of a negative test for
6474 an internal function call.
6476 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
6478 * tree.h (build_vector_a_then_b): Declare.
6479 * tree.c (build_vector_a_then_b): New function.
6480 * fold-const-call.c (fold_while_ult): Likewise.
6481 (fold_const_call): Use it to handle IFN_WHILE_ULT.
6482 * config/aarch64/aarch64-protos.h (AARCH64_FOR_SVPATTERN): New macro.
6483 (aarch64_svpattern): New enum.
6484 * config/aarch64/aarch64-sve.md (mov<PRED_ALL:mode>): Pass
6485 constants through aarch64_expand_mov_immediate.
6486 (*aarch64_sve_mov<PRED_ALL:mode>): Use aarch64_mov_operand rather
6487 than general_operand as the predicate for operand 1.
6488 (while_ult<GPI:mode><PRED_ALL:mode>): Add a '@' marker.
6489 * config/aarch64/aarch64.c (simd_immediate_info::PTRUE): New
6491 (simd_immediate_info::simd_immediate_info): New overload that
6492 takes a scalar_int_mode and an svpattern.
6493 (simd_immediate_info::u): Add a "pattern" field.
6494 (svpattern_token): New function.
6495 (aarch64_get_sve_pred_bits, aarch64_widest_sve_pred_elt_size)
6496 (aarch64_partial_ptrue_length, aarch64_svpattern_for_vl)
6497 (aarch64_sve_move_pred_via_while): New functions.
6498 (aarch64_expand_mov_immediate): Try using
6499 aarch64_sve_move_pred_via_while for predicates that contain N ones
6500 followed by M zeros but that do not correspond to a VLnnn pattern.
6501 (aarch64_sve_pred_valid_immediate): New function.
6502 (aarch64_simd_valid_immediate): Use it instead of dealing directly
6503 with PTRUE and PFALSE.
6504 (aarch64_output_sve_mov_immediate): Handle new simd_immediate_info
6507 2019-08-13 Iain Sandoe <iain@sandoe.co.uk>
6509 * config/darwin.c (machopic_indirect_call_target): Rename symbol stub
6511 (darwin_override_options): Likewise.
6512 * config/darwin.h: Likewise.
6513 * config/darwin.opt: Likewise.
6514 * config/i386/i386.c (output_pic_addr_const): Likewise.
6515 * config/rs6000/darwin.h: Likewise.
6516 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Likewise.
6517 * config/i386/darwin.h (TARGET_MACHO_PICSYM_STUBS): Rename to ...
6518 ... this TARGET_MACHO_SYMBOL_STUBS.
6519 (FUNCTION_PROFILER):Likewise.
6520 * config/i386/i386.h: Likewise.
6522 2019-08-13 Uroš Bizjak <ubizjak@gmail.com>
6524 * config/i386/i386-expand.c (ix86_expand_vector_extract)
6525 <case E_V2SImode>: Use vec_extr path for
6526 TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
6527 <case E_V8QImode>: Ditto.
6528 * config/i386/mmx.md (*mmx_pextrw_zext): Rename from mmx_pextrw.
6529 Use SWI48 mode iterator. Use %k to output operand 0.
6530 (*mmx_pextrw): New insn pattern.
6531 (*mmx_pextrb): Ditto.
6532 (*mmx_pextrb_zext): Ditto.
6534 2019-08-13 Jonathan Wakely <jwakely@redhat.com>
6536 * target.def (libc_has_function, libc_has_fast_function): Improve
6537 documentation strings.
6538 * doc/tm.texi: Regenerate.
6540 2019-08-13 Caroline Tice <cmtice@google.com>
6543 * config/gnu-user.h (GNU_USER_TARGET_ENDFILE_SPEC): Only add the
6544 vtv_end.o or vtv_end_preinit.o files if !static.
6546 2019-08-13 Olivier Hainque <hainque@adacore.com>
6548 * rtl.h (tablejump_casesi_pattern): Move declaration to proper spot.
6550 2019-08-13 Olivier Hainque <hainque@adacore.com>
6552 * rtlanal.c (tablejump_casesi_pattern): New function, to
6553 determine if a tablejump insn is a casesi dispatcher. Extracted
6554 from patch_jump_insn.
6555 * rtl.h (tablejump_casesi_pattern): Declare.
6556 * cfgrtl.c (patch_jump_insn): Use it.
6557 * dwarf2cfi.c (create_trace_edges): Use it.
6559 2019-08-13 Wilco Dijkstra <wdijkstr@arm.com>
6562 * gcc/config/aarch64/aarch64.md (lrint): Disable lrint pattern if GPF
6563 operand is larger than a long int.
6565 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
6567 * machmode.h (opt_mode::else_mode): New function.
6568 (opt_mode::else_blk): Use it.
6569 * config/aarch64/aarch64-protos.h (aarch64_vq_mode): Declare.
6570 (aarch64_full_sve_mode, aarch64_sve_ld1rq_operand_p): Likewise.
6571 (aarch64_gen_stepped_int_parallel): Likewise.
6572 (aarch64_stepped_int_parallel_p): Likewise.
6573 (aarch64_expand_mov_immediate): Remove the optional gen_vec_duplicate
6575 * config/aarch64/aarch64.c
6576 (aarch64_expand_sve_widened_duplicate): Delete.
6577 (aarch64_expand_sve_dupq, aarch64_expand_sve_ld1rq): New functions.
6578 (aarch64_expand_sve_const_vector): Rewrite to handle more cases.
6579 (aarch64_expand_mov_immediate): Remove the optional gen_vec_duplicate
6580 argument. Use early returns in the !CONST_INT_P handling.
6581 Pass all SVE data vectors to aarch64_expand_sve_const_vector rather
6582 than handling some inline.
6583 (aarch64_full_sve_mode, aarch64_vq_mode): New functions, split out
6585 (aarch64_simd_container_mode): ...here.
6586 (aarch64_gen_stepped_int_parallel, aarch64_stepped_int_parallel_p)
6587 (aarch64_sve_ld1rq_operand_p): New functions.
6588 * config/aarch64/predicates.md (descending_int_parallel)
6589 (aarch64_sve_ld1rq_operand): New predicates.
6590 * config/aarch64/constraints.md (UtQ): New constraint.
6591 * config/aarch64/aarch64.md (UNSPEC_REINTERPRET): New unspec.
6592 * config/aarch64/aarch64-sve.md (mov<SVE_ALL:mode>): Remove the
6593 gen_vec_duplicate from call to aarch64_expand_mov_immediate.
6594 (@aarch64_sve_reinterpret<mode>): New expander.
6595 (*aarch64_sve_reinterpret<mode>): New pattern.
6596 (@aarch64_vec_duplicate_vq<mode>_le): New pattern.
6597 (@aarch64_vec_duplicate_vq<mode>_be): Likewise.
6598 (*sve_ld1rq<Vesize>): Replace with...
6599 (@aarch64_sve_ld1rq<mode>): ...this new pattern.
6601 2019-08-13 Wilco Dijkstra <wdijkstr@arm.com>
6603 * config/aarch64/aarch64.c (generic_tunings): Set function alignment to
6606 2019-08-13 Jozef Lawrynowicz <jozef.l@mittosystems.com>
6608 * config/msp430/driver-msp430.c (msp430_set_driver_var): New.
6609 * config/msp430/msp430-devices.c (canonicalize_path_dirsep): New.
6610 (msp430_check_path_for_devices): New.
6611 (parse_devices_csv_1): New.
6612 (parse_devices_csv): New.
6613 (msp430_extract_mcu_data): Try to find devices.csv and search for the
6614 MCU data in devices.csv before using the hard-coded data.
6615 Warn if devices.csv isn't found and the MCU wasn't found in the
6616 hard-coded data either.
6617 * config/msp430/msp430.h (DRIVER_SELF_SPECS): Call
6618 msp430_set_driver_var for -mno-warn-devices-csv and -mdevices-csv-loc.
6619 Search for devices.csv on -I and -L paths.
6620 (EXTRA_SPEC_FUNCTIONS): Add msp430_check_path_for_devices and
6621 msp430_set_driver_var.
6622 * config/msp430/msp430.opt: Add -mwarn-devices-csv and
6624 * doc/invoke.texi (-mmcu): Document that -I and -L paths are
6625 searched for devices.csv.
6626 (mwarn-devices-csv): Document option.
6628 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
6630 * config/aarch64/aarch64-protos.h (aarch64_output_ptrue): Delete.
6631 * config/aarch64/aarch64-sve.md (*aarch64_sve_mov<PRED_ALL:mode>):
6632 Use a single Dn alternative instead of separate Dz and Dm
6633 alternatives. Use aarch64_output_sve_move_immediate.
6634 * config/aarch64/aarch64.c (aarch64_sve_element_int_mode): New
6636 (aarch64_simd_valid_immediate): Fill in the simd_immediate_info
6638 (aarch64_output_sve_mov_immediate): Handle predicate modes.
6639 (aarch64_output_ptrue): Delete.
6641 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
6643 * config/aarch64/aarch64.c (simd_immediate_info::insn_type): Add
6645 (simd_immediate_info::value, simd_immediate_info::step)
6646 (simd_immediate_info::modifier, simd_immediate_info::shift): Replace
6648 (simd_immediate_info::u): ...this new union.
6649 (simd_immediate_info::simd_immediate_info): Update accordingly.
6650 (aarch64_output_simd_mov_immediate): Likewise.
6651 (aarch64_output_sve_mov_immediate): Likewise.
6653 2019-08-13 Jozef Lawrynowicz <jozef.l@mittosystems.com>
6655 * config.gcc (msp430*-*-*): Add msp430-devices.o to extra_objs and
6657 * config/msp430/driver-msp430.c: Remove msp430_mcu_data.
6658 (msp430_select_cpu): New spec function.
6659 (msp430_select_hwmult_lib): Use msp430_extract_mcu_data to extract
6661 * config/msp430/msp430-devices.c: New file.
6662 * config/msp430/msp430-devices.h: New file.
6663 * config/msp430/msp430.c: Remove msp430_mcu_data.
6664 (msp430_option_override): Use msp430_extract_mcu_data to extract
6666 (msp430_use_f5_series_hwmult): Likewise.
6667 (use_32bit_hwmult): Likewise.
6668 (msp430_no_hwmult): Likewise.
6669 * config/msp430/msp430.h (ASM_SPEC): Don't pass -mmcu to the
6671 (DRIVER_SELF_SPECS): Call msp430_select_cpu if -mmcu is used without
6673 (EXTRA_SPEC_FUNCTIONS): Add msp430_select_cpu.
6674 * config/msp430/t-msp430: Add rule to build msp430-devices.o.
6675 Remove hard-coded MCU multilib data.
6677 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
6679 * config/aarch64/aarch64.c (aarch64_classify_vector_mode): Switch
6680 based on the mode instead of testing properties of it.
6682 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
6684 * doc/md.texi: Document the x and y constraints for AArch64.
6685 * config/aarch64/aarch64.h (FP_LO8_REGNUM_P): New macro.
6686 (FP_LO8_REGS): New reg_class.
6687 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add an entry for FP_LO8_REGS.
6688 * config/aarch64/aarch64.c (aarch64_hard_regno_nregs)
6689 (aarch64_regno_regclass, aarch64_class_max_nregs): Handle FP_LO8_REGS.
6690 * config/aarch64/predicates.md (aarch64_simd_register): Use
6691 FP_REGNUM_P instead of checking the classes manually.
6692 * config/aarch64/constraints.md (y): New constraint.
6694 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
6696 * config/aarch64/iterators.md (perm_insn): Include the "1"/"2" suffix.
6697 (perm_hilo): Remove UNSPEC_ZIP*, UNSEPC_TRN* and UNSPEC_UZP*.
6698 * config/aarch64/aarch64-simd.md
6699 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Rename to..
6700 (aarch64_<PERMUTE:perm_insn><mode>): ...this and remove perm_hilo
6701 from the asm template.
6702 * config/aarch64/aarch64-sve.md
6703 (aarch64_<perm_insn><perm_hilo><PRED_ALL:mode>): Rename to..
6704 (aarch64_<perm_insn><PRED_ALL:mode>): ...this and remove perm_hilo
6705 from the asm template.
6706 (aarch64_<perm_insn><perm_hilo><SVE_ALL:mode>): Rename to..
6707 (aarch64_<perm_insn><SVE_ALL:mode>): ...this and remove perm_hilo
6708 from the asm template.
6709 * config/aarch64/aarch64-simd-builtins.def: Update comment.
6711 2019-08-13 Martin Liska <mliska@suse.cz>
6713 * value-prof.c (gimple_ic_transform): Add new line.
6714 Print details with MSG_NOTE.
6716 2019-08-13 Martin Liska <mliska@suse.cz>
6718 * doc/invoke.texi: Document automatic detection of jobserver.
6719 * lto-wrapper.c (run_gcc): Detect jobserver always.
6721 2019-08-13 Uroš Bizjak <ubizjak@gmail.com>
6723 * config/i386/i386-expand.c (ix86_expand_vector_set)
6724 <case E_V2SImode>: Use vec_merge path for
6725 TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
6726 <case E_V8QImode>: Ditto.
6727 * config/i386/mmx.md (*mmx_pinsrd): New insn pattern.
6728 (*mmx_pinsrb): Ditto.
6730 2019-08-12 Jakub Jelinek <jakub@redhat.com>
6734 * config/i386/avxintrin.h (_mm256_zextpd128_pd256,
6735 _mm256_zextps128_ps256, _mm256_zextsi128_si256): New intrinsics.
6736 * config/i386/avx512fintrin.h (_mm512_zextpd128_pd512,
6737 _mm512_zextps128_ps512, _mm512_zextsi128_si512, _mm512_zextpd256_pd512,
6738 _mm512_zextps256_ps512, _mm512_zextsi256_si512): Likewise.
6740 2019-08-12 Richard Biener <rguenther@suse.de>
6743 * tree.c (free_lang_data_in_type): Do not free TYPE_BINFO dependent on
6746 2019-08-12 Richard Biener <rguenther@suse.de>
6749 * lto-wrapper.c (get_options_from_collect_gcc_options): Remove
6750 lang_mask option, always use CL_DRIVER.
6751 (get_options_from_collect_gcc_options): Adjust.
6752 (find_and_merge_options): Likewise.
6753 (run_gcc): Likewise.
6755 2019-08-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6757 * ipa-predicate.c (add_condition): Restore inverted test.
6759 2019-08-10 Jakub Jelinek <jakub@redhat.com>
6761 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_DEVICE_TYPE.
6762 (enum omp_clause_device_type_kind): New enum.
6763 (struct tree_omp_clause): Add subcode.device_type_kind.
6764 * tree.h (OMP_CLAUSE_DEVICE_TYPE_KIND): Define.
6765 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries
6766 for device_type clause.
6767 (walk_tree_1): Handle OMP_CLAUSE_DEVICE_TYPE.
6768 * tree-pretty-print.c (dump_omp_clause): Likewise.
6771 * config/i386/mmx.md (usadv8qi): Use register_operand instead of
6774 2019-08-09 Vladimir Makarov <vmakarov@redhat.com>
6776 * reload1.c (finish_spills): Do not check ira_conflicts_p when
6777 handling spilled pseudos.
6779 2019-08-09 Richard Earnshaw <rearnsha@arm.com>
6782 * config/aarch64/aarch64.c (aarch64_gen_adjusted_ldpstp): Use copy_rtx
6783 to preserve the contents of the original insns.
6785 2019-08-09 Richard Earnshaw <rearnsha@arm.com>
6787 * config/arm/arm.md (addsi3_compare_op1): Add 16-bit thumb-2 variants.
6788 (addsi3_compare_op2): Likewise.
6790 2019-08-09 Martin Liska <mliska@suse.cz>
6792 * alias.c (alias_ptr_types_compatible_p): Strengten
6793 type comparison in LTO mode.
6795 2019-08-09 Richard Sandiford <richard.sandiford@arm.com>
6798 * tree-tailcall.c (find_tail_calls): Reject calls that might
6799 read from an escaped RESULT_DECL.
6801 2019-08-09 Martin Liska <mliska@suse.cz>
6803 * doc/invoke.texi: Document the option value.
6804 * lto-wrapper.c (run_gcc): Set auto_parallel
6805 only with -flto=auto.
6807 2019-08-09 Martin Liska <mliska@suse.cz>
6809 * opts.c (common_handle_option): Error for an invalid argument
6812 2019-08-09 Martin Liska <mliska@suse.cz>
6814 * ipa-icf.c (sem_function::merge): Define AUTO_DUMP_SCOPE and
6815 use dump_printf to report optimization.
6816 (sem_variable::merge): Likwise.
6817 (sem_item_optimizer::merge_classes): Use dump_printf to report
6820 2019-08-09 Martin Liska <mliska@suse.cz>
6822 * value-prof.c (gimple_divmod_fixed_value_transform):
6823 Use dump_printf_loc.
6824 (gimple_mod_pow2_value_transform): Likewise.
6825 (gimple_mod_subtract_transform): Likewise.
6826 (init_node_map): Likewise.
6827 (gimple_ic_transform): Likewise.
6828 (gimple_stringops_transform): Likewise.
6830 2019-08-08 Mihailo Stojanovic <mistojanovic@wavecomp.com>
6832 * doc/extend.texi: Add const qualifier to ld intrinsics.
6834 2019-08-08 Segher Boessenkool <segher@kernel.crashing.org>
6836 * config/rs6000/dfp.md (D64_D128): Rename to ...
6837 (DDTD): ... this, throughout.
6838 (dfp_suffix): Rename to ...
6839 (q): ... this, throughout.
6841 2019-08-08 Segher Boessenkool <segher@kernel.crashing.org>
6843 * config/rs6000/dfp.md (D64_D128): Move earlier in the file.
6844 (dfp_suffix): Ditto.
6845 (adddd3, addtd3): Merge to ...
6846 (add<mode>3 for D64_D128): ... this.
6847 (subdd3, subtd3): Merge to ...
6848 (sub<mode>3 for D64_D128): ... this.
6849 (muldd3, multd3): Merge to ...
6850 (mul<mode>3 for D64_D128): ... this.
6851 (divdd3, divtd3): Merge to ...
6852 (div<mode>3 for D64_D128): ... this.
6853 (*cmpdd_internal1, *cmptd_internal1): Merge to ...
6854 (*cmp<mode>_internal1 for D64_D128): ... this.
6855 (ftruncdd2, ftrunctd2): Merge to ...
6856 (ftrunc<mode>2 for D64_D128): ... this.
6857 (fixdddi2, fixtddi2): Merge to ...
6858 (fix<mode>di2 for D64_D128): ... this.
6860 2019-08-08 Jim Wilson <jimw@sifive.com>
6863 * config/riscv/riscv.c (riscv_flatten_aggregate_field): New arg
6864 ignore_zero_width_bit_field_p. Skip zero size bitfields when true.
6865 Pass into recursive call.
6866 (riscv_flatten_aggregate_argument): New arg. Pass to
6867 riscv_flatten_aggregate_field.
6868 (riscv_pass_aggregate_in_fpr_pair_p): New local warned. Call
6869 riscv_flatten_aggregate_argument twice, with false and true as last
6870 arg. Process result twice. Compare results and warn if different.
6871 (riscv_pass_aggregate_in_fpr_and_gpr_p): Likewise.
6873 2019-08-08 Martin Liska <mliska@suse.cz>
6876 * gcc.c (driver::detect_jobserver): Use is_valid_fd.
6877 * lto-wrapper.c (jobserver_active_p): Likewise.
6879 2019-08-08 Martin Liska <mliska@suse.cz>
6881 * cgraphclones.c (set_new_clone_decl_and_node_flags): Drop
6882 IS_OPERATOR_NEW and IS_OPERATOR_DELETE.
6883 (create_version_clone_with_body): Likewise.
6885 2019-08-08 Jakub Jelinek <jakub@redhat.com>
6887 * gimplify.c (omp_add_variable): Use GOVD_PRIVATE | GOVD_EXPLICIT
6888 for VLA helper variables on target data even if not GOVD_FIRSTPRIVATE.
6889 (gimplify_scan_omp_clauses): For OMP_CLAUSE_USE_DEVICE_* use just
6890 GOVD_EXPLICIT flags.
6891 (gimplify_omp_workshare): For OMP_TARGET_DATA move all
6892 OMP_CLAUSE_USE_DEVICE_* clauses to the end of clauses chain.
6893 * omp-low.c (scan_sharing_clauses): For OMP_CLAUSE_USE_DEVICE_*
6894 call install_var_field with mask 11 instead of 3.
6895 (lower_omp_target): For OMP_CLAUSE_USE_DEVICE_* use pass
6896 (splay_tree_key) &DECL_UID (var) to build_sender_ref instead of var.
6898 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
6900 * config/aarch64/constraints.md (Z): Handle floating-point zeros too.
6901 * config/aarch64/predicates.md (aarch64_reg_or_zero): Likewise.
6903 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
6905 * config/aarch64/aarch64-sve.md (vec_shl_insert_<mode>): Add
6906 MOVPRFX alternatives. Make the GPR alternatives more expensive
6909 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
6911 * config/aarch64/aarch64-sve.md (fold_extract_last_<mode>):
6912 Disparage the GPR alternative relative to the FPR one.
6913 Fix handling of 8-bit and 16-bit FPR values.
6915 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
6917 * config/aarch64/iterators.md (BITWISEV): Delete.
6918 (SVE_INT_REDUCTION, SVE_FP_REDUCTION): New int iterators.
6919 (optab): Handle UNSPEC_UMAXV, UNSPEC_UMINV, UNSPEC_SMAXV,
6920 UNSPEC_SMINV, UNSPEC_FADDV, UNSPEC_FMAXNMV, UNSPEC_FMAXV,
6921 UNSPEC_FMINNMV, UNSPEC_FMINV.
6922 (bit_reduc_op): Delete.
6923 (sve_int_op): New int attribute.
6924 (sve_fp_op): Handle UNSPEC_FADDV, UNSPEC_FMAXNMV, UNSPEC_FMAXV,
6925 UNSPEC_FMINNMV, UNSPEC_FMINV.
6926 * config/aarch64/aarch64-sve.md
6927 (reduc_<MAXMINV:maxmin_uns>_scal_<SVE_I:mode>)
6928 (*reduc_<MAXMINV:maxmin_uns>_scal_<SVE_I:mode>)
6929 (reduc_<BITWISEV:optab>_scal_<SVE_I:mode>)
6930 (*reduc_<BITWISEV:optab>_scal_<SVE_I:mode>): Merge into...
6931 (reduc_<SVE_INT_REDUCTION:optab>_scal_<SVE_I:mode>)
6932 (*reduc_<SVE_INT_REDUCTION:optab>_scal_<SVE_I:mode>): ...these
6934 (reduc_plus_scal_<SVE_F:mode>, *reduc_plus_scal_<SVE_I:mode>)
6935 (reduc_<FMAXMINV:optab>_scal_<SVE_F:mode>)
6936 (*reduc_<FMAXMINV:optab>_scal_<SVE_F:mode>): Merge into...
6937 (reduc_<SVE_FP_REDUCTION:optab>_scal_<SVE_F:mode>)
6938 (*reduc_<SVE_FP_REDUCTION:optab>_scal_<SVE_F:mode>): ...these
6941 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
6943 * config/aarch64/aarch64-sve.md (fma<mode>4, *fma<mode>4)
6944 (fnma<mode>4, *fnma<mode>4, fnms<mode>4, *fnms<mode>4)
6945 (fms<mode>4, *fms<mode>4): Replace with...
6946 (<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4)
6947 (*<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4): ...these new patterns.
6948 Use unspecs instead of rtx codes.
6949 (cond_<optab><mode>, *cond_<optab><mode>_2, *cond_<optab><mode>_4)
6950 (*cond_<optab><mode>_any): Add the predicate to SVE_COND_FP_TERNARY.
6952 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
6954 * config/aarch64/iterators.md (SVE_COND_FP_MAXMIN_PUBLIC): New
6956 (maxmin_uns_op): Handle UNSPEC_COND_FMAXNM and UNSPEC_COND_FMINNM.
6957 * config/aarch64/aarch64-sve.md
6958 (<FMAXMIN:su><FMAXMIN:maxmin><SVE_F:mode>3): Rename to...
6959 (<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3): ...this and
6960 use a single unspec for the rhs.
6961 (*<su><maxmin><mode>3): Delete.
6962 (<maxmin_uns><SVE_F:mode>3): Use a single unspec for the rhs.
6964 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
6966 * config/aarch64/iterators.md (UNSPEC_COND_FABS, UNSPEC_COND_FNEG)
6967 (UNSPEC_COND_FRINTA, UNSPEC_COND_FRINTI, UNSPEC_COND_FRINTM)
6968 (UNSPEC_COND_FRINTN, UNSPEC_COND_FRINTP, UNSPEC_COND_FRINTX)
6969 (UNSPEC_COND_FRINTZ, UNSPEC_COND_FSQRT): New unspecs.
6970 (optab, sve_fp_op): Handle them.
6971 (SVE_FP_UNARY): Delete.
6972 (optab): Remove sqrt entry.
6973 (sve_fp_op): Remove neg, abs and sqrt entries.
6974 (SVE_COND_FP_UNARY): New int iterator.
6975 * config/aarch64/aarch64-sve.md (<frint_pattern><mode>2)
6976 (*<frint_pattern><mode>2): Delete.
6977 (<SVE_FP_UNARY:optab><SVE_F:mode>2): Replace with...
6978 (<SVE_COND_FP_UNARY:optab><SVE_F:mode>2): ...this.
6979 (*<SVE_FP_UNARY:optab><SVE_F:mode>2): Replace with...
6980 (*<SVE_COND_FP_UNARY:optab><SVE_F:mode>2): ...this.
6982 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
6984 * config/aarch64/aarch64-sve.md (*pred_fold_left_plus_<mode>): Delete.
6986 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
6988 * config/aarch64/iterators.md (UNSPEC_COND_ADD): Rename to...
6989 (UNSPEC_COND_FADD): ...this.
6990 (UNSPEC_COND_SUB): Rename to...
6991 (UNSPEC_COND_FSUB): ...this.
6992 (UNSPEC_COND_MUL): Rename to...
6993 (UNSPEC_COND_FMUL): ...this.
6994 (UNSPEC_COND_DIV): Rename to...
6995 (UNSPEC_COND_FDIV): ...this.
6996 (UNSPEC_COND_MAX): Rename to...
6997 (UNSPEC_COND_FMAXNM): ...this.
6998 (UNSPEC_COND_MIN): Rename to...
6999 (UNSPEC_COND_FMINNM): ...this.
7000 (UNSPEC_COND_LT): Rename to...
7001 (UNSPEC_COND_FCMLT): ...this.
7002 (UNSPEC_COND_LE): Rename to...
7003 (UNSPEC_COND_FCMLE): ...this.
7004 (UNSPEC_COND_EQ): Rename to...
7005 (UNSPEC_COND_FCMEQ): ...this.
7006 (UNSPEC_COND_NE): Rename to...
7007 (UNSPEC_COND_FCMNE): ...this.
7008 (UNSPEC_COND_GE): Rename to...
7009 (UNSPEC_COND_FCMGE): ...this.
7010 (UNSPEC_COND_GT): Rename to...
7011 (UNSPEC_COND_FCMGT): ...this.
7012 (SVE_COND_FP_BINARY, SVE_COND_FP_CMP, optab, cmp_op, sve_fp_op)
7013 (sve_fp_op_rev): Update accordingly.
7014 * config/aarch64/aarch64.c (aarch64_unspec_cond_code): Likewise.
7016 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
7018 * config/aarch64/aarch64-sve.md: Reorganize contents and add
7020 * config/aarch64/check-sve-md.awk: New file.
7021 * config/aarch64/t-aarch64 (s-check-sve-md): New rule.
7022 (insn-conditions.md): Depend on it.
7024 2019-08-07 Uroš Bizjak <ubizjak@gmail.com>
7027 * config/i386/sse.md (*negsi2_1_zext): Simplify insn pattern.
7028 (*negsi2_cmpz_zext): Ditto.
7030 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
7032 * config/aarch64/iterators.md (commutative): Remove.
7034 2019-08-07 Richard Earnshaw <rearnsha@arm.com>
7037 * lto-wrapper.c (find_and_merge_options): Use CL_DRIVER when
7038 processing COLLECT_GCC_OPTIONS.
7039 (run_gcc): Likewise.
7041 2019-08-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
7043 PR tree-optimization/91109
7044 * lra-remat.c (update_scratch_ops): Remove assignment of the
7047 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
7049 * data-streamer.h (streamer_write_poly_uint64): Declare.
7050 (streamer_read_poly_uint64): Likewise.
7051 * data-streamer-in.c (streamer_read_poly_uint64): New function.
7052 * data-streamer-out.c (streamer_write_poly_uint64): Likewise.
7053 * ipa-predicate.h (condition::size): Turn into a poly_int64.
7054 (add_condition): Take a poly_int64 size.
7055 * ipa-predicate.c (add_condition): Likewise.
7056 * ipa-prop.h (ipa_load_from_parm_agg): Take a poly_int64 size pointer.
7057 * ipa-prop.c (ipa_load_from_parm_agg): Likewise.
7058 (ipcp_modif_dom_walker::before_dom_children): Update accordingly.
7059 * ipa-fnsummary.c (evaluate_conditions_for_known_args): Handle
7060 condition::size as a poly_int64.
7061 (unmodified_parm_1): Take a poly_int64 size pointer.
7062 (unmodified_parm): Likewise.
7063 (unmodified_parm_or_parm_agg_item): Likewise.
7064 (set_cond_stmt_execution_predicate): Update accordingly.
7065 (set_switch_stmt_execution_predicate): Likewise.
7066 (will_be_nonconstant_expr_predicate): Likewise.
7067 (will_be_nonconstant_predicate): Likewise.
7068 (inline_read_section): Stream condition::size as a poly_int.
7069 (ipa_fn_summary_write): Likewise.
7071 2019-08-07 Martin Liska <mliska@suse.cz>
7073 * fold-const.c (twoval_comparison_p): Replace int
7074 with bool as a return type.
7075 (simple_operand_p): Likewise.
7076 (operand_equal_p): Replace int with bool as a return type.
7077 * fold-const.h (operand_equal_p): Likewise.
7079 2019-08-07 Jakub Jelinek <jakub@redhat.com>
7081 * tree-core.h (enum omp_clause_code): Adjust OMP_CLAUSE_USE_DEVICE_PTR
7082 OpenMP description. Add OMP_CLAUSE_USE_DEVICE_ADDR clause.
7083 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries
7084 for OMP_CLAUSE_USE_DEVICE_ADDR clause.
7085 (walk_tree_1): Handle OMP_CLAUSE_USE_DEVICE_ADDR.
7086 * tree-pretty-print.c (dump_omp_clause): Likewise.
7087 * tree-nested.c (convert_nonlocal_omp_clauses,
7088 convert_local_omp_clauses): Likewise.
7089 * gimplify.c (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses):
7091 * omp-low.c (scan_sharing_clauses, lower_omp_target): Likewise.
7092 Treat OMP_CLAUSE_USE_DEVICE_ADDR like OMP_CLAUSE_USE_DEVICE_PTR
7093 clause with array or reference to array types, no matter what type
7094 except for reference it has.
7096 2019-08-07 Kewen Lin <linkw@gcc.gnu.org>
7098 * config/rs6000/vector.md (vrotr<mode>3): New define_expand.
7100 2019-08-07 Kito Cheng <kito.cheng@sifive.com>
7102 * config/riscv/multilib-generator: (canonical_order): Add 'g'.
7103 (arch_canonicalize): Support rv32g and rv64g and fix error
7106 2019-08-06 Martin Liska <mliska@suse.cz>
7108 * cgraph.c (cgraph_node::dump): Dump DECL_IS_OPERATOR_NEW_P
7109 and DECL_IS_OPERATOR_DELETE_P.
7111 2019-08-06 Jakub Jelinek <jakub@redhat.com>
7113 * tree.h (OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV): Rename to ...
7114 (OMP_CLAUSE_LASTPRIVATE_LOOP_IV): ... this. Adjust comment.
7115 * gimplify.c (gimple_add_tmp_var): In SIMD contexts, turn addressable
7116 new vars into GOVD_PRIVATE rather than GOVD_LOCAL.
7117 (gimplify_omp_for): Don't do C++ random access iterator clause
7118 adjustments on combined constructs from OMP_LOOP. For OMP_LOOP,
7119 don't predetermine the artificial iterator in case of C++ random
7120 access iterators as lastprivate, but private. For OMP_LOOP, force
7121 bind expr around simd body and force for_pre_body before the
7122 construct. Use OMP_CLAUSE_LASTPRIVATE_LOOP_IV instead of
7123 OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV.
7124 (gimplify_omp_loop): Add firstprivate clauses on OMP_PARALLEL for
7125 diff var of C++ random access iterators. Handle
7126 OMP_CLAUSE_FIRSTPRIVATE. For OMP_CLAUSE_LASTPRIVATE_LOOP_IV, if
7127 not outermost also add OMP_CLAUSE_FIRSTPRIVATE, and in both cases
7128 clear OMP_CLAUSE_LASTPRIVATE_LOOP_IV on the lastprivate clause
7129 on the OMP_FOR and OMP_DISTRIBUTE constructs if any.
7130 * omp-low.c (lower_rec_input_clauses): For
7131 OMP_CLAUSE_LASTPRIVATE_LOOP_IV on simd copy construct the private
7132 variables instead of default constructing them.
7133 (lower_lastprivate_clauses): Use OMP_CLAUSE_LASTPRIVATE_LOOP_IV
7134 instead of OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV and move the
7135 is_taskloop_ctx check from the assert to the guarding condition.
7137 2019-08-06 Kito Cheng <kito.cheng@sifive.com>
7139 * config/riscv/multilib-generator: (canonical_order): New.
7140 (arch_canonicalize): Dito.
7141 Apply arch_canonicalize for alts.
7143 2019-08-05 Martin Sebor <msebor@redhat.com>
7145 * doc/extend.texi (Common Variable Attributes): Document alias
7148 2019-08-05 Marek Polacek <polacek@redhat.com>
7150 PR c++/91338 - Implement P1161R3: Deprecate a[b,c].
7151 * doc/invoke.texi: Document -Wcomma-subscript.
7153 2019-08-05 Richard Sandiford <richard.sandiford@arm.com>
7155 * tree-core.h (tree_function_decl): Make function_code an
7156 independent field. Group the remaining bitfields into bytes
7157 and move decl_type so that it contines to be at a byte boundary.
7158 Leave 12 bits for future expansion.
7160 2019-08-05 Richard Sandiford <richard.sandiford@arm.com>
7162 * gimple-fold.c (gimple_fold_mask_load_store_mem_ref)
7163 (gimple_fold_mask_load, gimple_fold_mask_store): New functions.
7164 (gimple_fold_call): Use them to fold IFN_MASK_LOAD and
7167 2019-08-05 Richard Sandiford <richard.sandiford@arm.com>
7169 * gimple.h (gimple_move_vops): Declare.
7170 * gimple.c (gimple_move_vops): New function
7171 * gimple-fold.c (replace_call_with_call_and_fold)
7172 (gimple_fold_builtin_memory_op, gimple_fold_builtin_memset)
7173 (gimple_fold_builtin_stpcpy, fold_builtin_atomic_compare_exchange)
7174 (gimple_fold_call): Use it.
7175 * ipa-param-manipulation.c (ipa_modify_call_arguments): Likewise.
7176 * tree-call-cdce.c (use_internal_fn): Likewise.
7177 * tree-if-conv.c (predicate_load_or_store): Likewise.
7178 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
7179 * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
7180 * tree-ssa-propagate.c (finish_update_gimple_call): Likewise.
7181 (update_call_from_tree): Likewise.
7182 * tree-vect-stmts.c (vectorizable_load): Likewise.
7183 * tree-vectorizer.c (adjust_simduid_builtins): Likewise.
7185 2019-08-05 Martin Liska <mliska@suse.cz>
7188 * tree-ssa-dce.c (propagate_necessity): Handle new operators
7190 (eliminate_unnecessary_stmts): Likewise.
7192 2019-08-05 Richard Biener <rguenther@suse.de>
7195 * fold-const.c (get_array_ctor_element_at_index): Create
7196 offset_ints according to the sign of the index type and treat
7197 that as signed if it is obviously so.
7199 2019-08-05 Jakub Jelinek <jakub@redhat.com>
7202 * config/i386/avxintrin.h (_mm256_loadu2_m128, _mm256_storeu2_m128,
7203 _mm256_loadu2_m128d, _mm256_storeu2_m128d, _mm256_loadu2_m128i,
7204 _mm256_storeu2_m128i): New function.
7206 2019-08-05 Kito Cheng <kito.cheng@sifive.com>
7208 * config/riscv/riscv.c (riscv_promote_function_mode): New.
7209 (TARGET_PROMOTE_FUNCTION_MODE): Use riscv_promote_function_mode.
7211 2019-08-05 Alan Modra <amodra@gmail.com>
7214 * config/rs6000/freebsd64.h (CPLUSPLUS_CPP_SPEC),
7215 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7217 2019-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7219 * doc/install.texi (Prerequisites): Remove reference to Tcl 8.6
7220 bug that was fixed in Tcl 8.6.1.
7222 2019-08-02 Michael Meissner <meissner@linux.ibm.com>
7224 * config/rs6000/future.md: New file.
7225 * config/rs6000/rs6000.md: Include future.md.
7226 * config/rs6000/t-rs6000 (MD_INCLUDES): Add future.md.
7228 2019-08-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7230 * function.c (assign_parm_adjust_stack_rtl): Revise STRICT_ALIGNMENT
7231 check to use targetm.slow_unaligned_access instead.
7233 * function.c (assign_param_data_one): Remove unused data members.
7235 2019-08-02 Steve Ellcey <sellcey@marvell.com>
7237 * omp-simd-clone.c (simd_clone_adjust_return_type): Remove call to
7238 build_distinct_type_copy.
7239 (simd_clone_adjust_argument_types): Ditto.
7240 (simd_clone_adjust): Call build_distinct_type_copy here.
7241 (expand_simd_clones): Ditto.
7243 2019-08-02 Uroš Bizjak <ubizjak@gmail.com>
7246 * config/i386/sse.md (*vec_extractv16qi_zext): New insn pattern.
7248 2019-08-02 Alexander Monakov <amonakov@ispras.ru>
7250 * tree-ssa-loop-im.c (sort_bbs_in_loop_postorder_cmp): Simplify casts
7251 from 'const void *'.
7252 (sort_locs_in_loop_postorder_cmp): Likewise.
7254 2019-08-02 Eric Botcazou <ebotcazou@adacore.com>
7256 * doc/invoke.texi (hot-bb-count-fraction): Rework description.
7257 (hot-bb-count-ws-permille): Likewise.
7258 (hot-bb-frequency-fraction): Likewise.
7259 (unlikely-bb-count-fraction): Likewise.
7260 * params.def (hot-bb-count-fraction): Rework description.
7261 (hot-bb-count-ws-permille): Likewise.
7262 (hot-bb-frequency-fraction): Likewise.
7263 (unlikely-bb-count-fraction): Likewise. Remove min and max values.
7264 * predict.c (get_hot_bb_threshold): Deal with 0 HOT_BB_COUNT_FRACTION.
7266 2019-08-02 Uroš Bizjak <ubizjak@gmail.com>
7269 * config/i386/i386-expand.c (ix86_unordered_fp_compare) <case LTGT>:
7272 2019-08-02 Richard Biener <rguenther@suse.de>
7274 * vec.h (vec::sort): Add gcc_qsort_r support.
7275 (vec::bsearch): Add an overload with gcc_qsort_r style callbacks.
7276 * tree-ssa-loop-im.c (sort_bbs_in_loop_postorder_cmp): Adjust
7277 to gcc_qsort_r style callback.
7278 (sort_locs_in_loop_postorder_cmp): Likewise.
7279 (analyze_memory_references): Use gcc_sort_r interfaces.
7280 (find_ref_loc_in_loop_cmp): Use new bsearch overload.
7282 2019-08-02 Martin Liska <mliska@suse.cz>
7285 * gcc.c (driver::maybe_run_linker): Call detect_jobserver
7286 to detect working job server.
7287 (driver::detect_jobserver): Test whether jobserver
7288 is active from GCC driver. That will prevent situation where
7289 GCC is invoked from a LD plugin and the linker already uses
7290 file descriptors suggested by make. That leads to a wrong
7292 * gcc.h (driver): Add detect_jobserver.
7293 * lto-wrapper.c (jobserver_active_p): Simplify sscanf by
7294 not scanning for --jobserver-auth prefix.
7296 2019-08-02 Jakub Jelinek <jakub@redhat.com>
7298 PR tree-optimization/91201
7299 * config/i386/i386-expand.c (ix86_expand_vector_extract): For elt == 0
7300 V16QImode extraction without sse4.1 try to use V4SImode lowpart
7303 2019-08-01 Martin Sebor <msebor@redhat.com>
7306 * tree.c (type_initializer_zero_p): Define.
7307 * tree.h (type_initializer_zero_p): New function.
7309 2019-08-01 Eric Botcazou <ebotcazou@adacore.com>
7311 * cfgrtl.c (relink_block_chain): Add line returns in dump file.
7313 2019-08-01 Eric Botcazou <ebotcazou@adacore.com>
7315 * cgraph.h (cgraph_edge::maybe_hot_p): Tweak comment.
7316 * cgraph.c (cgraph_edge::maybe_hot_p): Likewise. Remove useless test.
7317 * predict.c (maybe_hot_count_p): Likewise.
7318 (maybe_hot_bb_p): Tweak comment.
7319 (maybe_hot_edge_p): Likewise.
7320 (probably_never_executed): Likewise. Minor tweak.
7321 (probably_never_executed_bb_p): Likewise.
7322 (unlikely_executed_edge_p): Likewise.
7323 (probably_never_executed_edge_p): Likewise.
7324 (optimize_function_for_size_p): Likewise.
7325 (optimize_function_for_speed_p): Likewise.
7326 (function_optimization_type): Likewise.
7327 (optimize_bb_for_size_p): Likewise.
7328 (optimize_bb_for_speed_p): Likewise.
7329 (bb_optimization_type): Likewise.
7330 (optimize_edge_for_size_p): Likewise.
7331 (optimize_edge_for_speed_p): Likewise.
7332 (optimize_insn_for_size_p): Likewise.
7333 (optimize_insn_for_speed_p): Likewise.
7334 (optimize_loop_for_size_p): Likewise.
7335 (optimize_loop_for_speed_p): Likewise.
7336 (optimize_loop_nest_for_speed_p): Likewise.
7337 (optimize_loop_nest_for_size_p): Likewise.
7338 (predictable_edge_p): Likewise.
7339 (handle_missing_profiles): Minor tweak.
7341 2019-08-01 Michael Meissner <meissner@linux.ibm.com>
7343 * config/rs6000/predicates.md (pcrel_external_address): Update
7346 2019-08-01 Uroš Bizjak <ubizjak@gmail.com>
7349 * config/i386/mmx.md (usadv8qi): New expander.
7351 2019-08-01 Matthew Beliveau <mbelivea@redhat.com>
7354 * c-warn.c (c_do_switch_warnings): Suppress warning for enumerators
7355 with reserved names that are in a system header.
7357 2019-08-01 Uroš Bizjak <ubizjak@gmail.com>
7359 * config/i386/mmx.md (vec_extractv2si_0): Add (r,x) alternative.
7360 (*vec_extractv2si_0_zext_sse4): New insn pattern.
7361 (*vec_extractv2si_0_zext): Ditto.
7362 (*vec_extractv2si_1): Add (rm,x) alternative.
7363 (*vec_extractv2si_1_zext): New insn pattern.
7364 (*vec_extractv2si_zext_mem): Add "TARGET_MMX || TARGET_MMX_WITH_SSE"
7367 2019-08-01 Richard Biener <rguenther@suse.de>
7369 * domwalk.c (bb_postorder): Remove static variable.
7370 (cmp_bb_postorder): Adjust.
7371 (sort_bbs_postorder): Adjust and use gcc_sort_r.
7372 (dom_walker::walk): Adjust.
7374 2019-08-01 Alexander Monakov <amonakov@ispras.ru>
7376 * sort.cc (sort_r_ctx): New struct.
7377 (reorder23): Make templated on context type.
7379 (cmp1): Ditto. Adjust signature.
7382 [CHECKING_P] (cmp2to3): New static function. Use it...
7383 (gcc_qsort) [CHECKING_P]: ...here.
7384 (gcc_sort_r): New function.
7385 * system.h (sort_r_cmp_fn): New function typedef.
7386 (qsort_chk): Adjust signature.
7387 (gcc_sort_r): Declare.
7388 * vec.c (qsort_chk_error): Adjust.
7389 (qsort_chk): Adjust.
7391 2019-08-01 Richard Biener <rguenther@suse.de>
7393 * tree-ssa-pre.c (has_abnormal_preds): Remove global var.
7394 (compute_antic): Localize it here.
7396 2019-07-31 Maxim Blinov <maxim.blinov@embecosm.com>
7398 * common/config/riscv/riscv-common.c: Check -march string ends
7401 2019-07-31 Alexander Monakov <amonakov@ispras.ru>
7403 * ipa-devirt.c (type_warning_cmp): Make static.
7404 (decl_warning_cmp): Ditto.
7406 2019-07-31 Peter Bergner <bergner@linux.ibm.com>
7409 * config/rs6000/rs6000.opt (mdejagnu-cpu=): Delete option.
7410 * config/rs6000/rs6000.c (rs6000_option_override_internal): Remove
7411 use of deleted rs6000_dejagnu_cpu_index variable.
7412 * config/rs6000/rs6000.h (DRIVER_SELF_SPECS): Define.
7413 (SUBTARGET_DRIVER_SELF_SPECS): Likewise.
7414 * config/darwin.h (DRIVER_SELF_SPECS): Rename from this ...
7415 (SUBTARGET_DRIVER_SELF_SPECS): ...to this.
7416 * config/i386/i386.h (DRIVER_SELF_SPECS): Define.
7417 (SUBTARGET_DRIVER_SELF_SPECS): Likewise.
7419 2019-07-31 Richard Biener <rguenther@suse.de>
7421 PR tree-optimization/91280
7422 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7423 Decompose MEM_REF manually for offset handling.
7425 2019-07-31 Richard Biener <rguenther@suse.de>
7427 PR tree-optimization/91293
7428 * tree-vect-slp.c (vect_build_slp_tree_2): Do not swap operands
7431 2019-07-31 Matt Thomas <matt@3am-software.com>
7432 Nick Hudson <nick@nthcliff.demon.co.uk>
7433 Matthew Green <mrg@eterna.com.au>
7434 Maya Rashish <coypu@sdf.org>
7436 * config.gcc (hppa*-*-netbsd*): New target.
7437 * config/pa/pa-netbsd.h: New file.
7438 * config/pa/pa32-netbsd.h: New file.
7440 2019-07-31 Jakub Jelinek <jakub@redhat.com>
7442 PR tree-optimization/91201
7443 * config/i386/mmx.md (reduc_plus_scal_v8qi): New expander.
7445 2019-07-31 Andrew Stubbs <ams@codesourcery.com>
7447 * config/gcn/gcn-valu.md
7448 (scatter<mode>_insn_1offset<exec_scatter>): Remove s_waitcnt.
7449 (scatter<mode>_insn_1offset_ds<exec_scatter>): Likewise.
7450 (scatter<mode>_insn_2offsets<exec_scatter>): Likewise.
7451 * config/gcn/gcn.c (gcn_md_reorg): Add delayeduse and reads to
7452 struct ilist. Add nops for delayeduse insns.
7453 * config/gcn/gcn.md (delayeduse): New attribute.
7454 (*movbi): Remove s_waitcnt from stores.
7455 (*mov<mode>_insn): Likewise.
7456 (*movti_insn): Likewise. Add delayeduse attribute.
7457 (sync_compare_and_swap<mode>_insn): Add delayeduse attribute.
7458 (atomic_store<mode>): Remove or adjust s_waitcnt.
7460 2019-07-31 Richard Biener <rguenther@suse.de>
7462 * vr-values.h (vr_values::swap_vr_value): New.
7463 (vr_values::free_value_range): likewise.
7464 * vr-values.c (vr_values::swap_vr_value): Implement.
7465 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::pop_value_range):
7466 Do not return a range or take a var.
7467 (evrp_range_analyzer::stack): Change back to recording a non-const
7469 * gimple-ssa-evrp-analyze.c
7470 (evrp_range_analyzer::record_ranges_from_stmt): Free unused
7472 (evrp_range_analyzer::pop_to_marker): Adjust.
7473 (evrp_range_analyzer::push_value_range): Use new swap_vr_value.
7474 (evrp_range_analyzer::pop_value_range): Likewise. Free the
7475 no longer needed value-range.
7477 2019-07-31 Martin Liska <mliska@suse.cz>
7479 * tree-ssa-dce.c (propagate_necessity): Delete operator can
7480 have size and (or) alignment as 2nd and later arguments.
7481 Mark all of them as necessary.
7483 2019-07-31 Richard Biener <rguenther@suse.de>
7485 PR tree-optimization/91178
7486 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
7489 2019-07-31 Jakub Jelinek <jakub@redhat.com>
7491 PR tree-optimization/91201
7492 * config/i386/sse.md (reduc_plus_scal_v16qi): New expander.
7493 (REDUC_PLUS_MODE): Add V32QImode for TARGET_AVX and V64QImode for
7495 (reduc_plus_scal_<mode>): Improve formatting by introducing
7498 2019-07-31 Sudakshina Das <sudi.das@arm.com>
7500 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): Add
7501 AARCH64_TME_BUILTIN_TSTART, AARCH64_TME_BUILTIN_TCOMMIT,
7502 AARCH64_TME_BUILTIN_TTEST and AARCH64_TME_BUILTIN_TCANCEL.
7503 (aarch64_init_tme_builtins): New.
7504 (aarch64_init_builtins): Call aarch64_init_tme_builtins.
7505 (aarch64_expand_builtin_tme): New.
7506 (aarch64_expand_builtin): Handle TME builtins.
7507 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
7508 __ARM_FEATURE_TME when enabled.
7509 * config/aarch64/aarch64-option-extensions.def: Add "tme".
7510 * config/aarch64/aarch64.h (AARCH64_FL_TME, AARCH64_ISA_TME): New.
7512 * config/aarch64/aarch64.md (define_c_enum "unspec"): Add UNSPEC_TTEST.
7513 (define_c_enum "unspecv"): Add UNSPECV_TSTART, UNSPECV_TCOMMIT and
7515 (tstart, ttest, tcommit, tcancel): New instructions.
7516 * config/aarch64/arm_acle.h (__tstart, __tcommit): New.
7517 (__tcancel, __ttest): New.
7518 (_TMFAILURE_REASON, _TMFAILURE_RTRY, _TMFAILURE_CNCL): New macro.
7519 (_TMFAILURE_MEM, _TMFAILURE_IMP, _TMFAILURE_ERR): Likewise.
7520 (_TMFAILURE_SIZE, _TMFAILURE_NEST, _TMFAILURE_DBG): Likewise.
7521 (_TMFAILURE_INT, _TMFAILURE_TRIVIAL): Likewise.
7522 * config/arm/types.md: Add new tme type attr.
7523 * doc/invoke.texi: Document "tme".
7525 2019-07-31 Joel Hutton <Joel.Hutton@arm.com>
7527 * config/arm/arm_cmse.h (cmse_nonsecure_caller): Add
7528 warn_unused_result attribute.
7529 (cmse_check_address_range): Add warn_unused_result attribute.
7531 2019-07-31 Richard Biener <rguenther@suse.de>
7533 PR tree-optimization/91257
7534 * tree-vrp.c (union_ranges): Unify equality and less tests
7535 by using compare_values. Re-order cheap tests first.
7537 2019-07-31 Jakub Jelinek <jakub@redhat.com>
7540 * gimplify.c (gimplify_omp_for): If for class iterator on
7541 distribute parallel for there is no data sharing clause
7542 on inner_for_stmt, look for private clause on combined
7543 parallel too and if found, move it to inner_for_stmt.
7545 2019-07-31 Richard Sandiford <richard.sandiford@arm.com>
7547 * lra-int.h (lra_operand_data): Remove early_clobber field.
7548 (lra_insn_reg): Likewise.
7549 * lra.c (debug_operand_data): Update accordingly.
7550 (setup_operand_alternative): Likewise.
7551 (new_insn_reg): Likewise. Remove early_clobber parameter.
7552 (collect_non_operand_hard_regs): Update call accordingly.
7553 Don't assign to lra_insn_reg::early_clobber.
7554 (add_regs_to_insn_regno_info): Remove early_clobber parameter
7555 and update calls to new_insn_reg.
7556 (lra_update_insn_regno_info): Update calls accordingly.
7557 * lra-constraints.c (update_and_check_small_class_inputs): Take the
7558 alternative number as a parameter and test whether the operand
7559 is earlyclobbered in that particular alternative.
7560 (process_alt_operands): Update call accordingly. Use per-alternative
7561 checks for earyclobber here too.
7562 * lra-lives.c (reg_early_clobber_p): Check early_clobber_alts
7563 against zero for IRA_UNKNOWN_ALT.
7565 2019-07-30 Uroš Bizjak <ubizjak@gmail.com>
7567 * config/alpha/alpha.c (alpha_option_override): Quote a C type.
7569 2019-07-30 Wilco Dijkstra <wdijkstr@arm.com>
7571 * config/arm/thumb2.md (thumb2_movsi_insn): Adjust literal offset.
7572 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
7574 2019-07-30 Martin Liska <mliska@suse.cz>
7577 * cgraph.c (cgraph_edge::make_direct): Use
7578 edge->indirect_unknown_callee as edge->resolve_speculation can
7579 deallocate edge which is this pointer.
7581 2019-07-30 Richard Biener <rguenther@suse.de>
7583 PR tree-optimization/91257
7584 * bitmap.c (bitmap_ior_and_compl_into): Open-code.
7586 2019-07-30 Martin Liska <mliska@suse.cz>
7588 * doc/invoke.texi: Document new behavior.
7589 * lto-wrapper.c (cpuset_popcount): New function
7590 is a copy of libgomp/config/linux/proc.c.
7591 (init_num_threads): Likewise.
7592 (run_gcc): Automatically detect core count for -flto.
7593 (jobserver_active_p): New function.
7595 2019-07-30 Richard Biener <rguenther@suse.de>
7597 PR tree-optimization/91257
7598 * bitmap.h (bitmap_ior_into_and_free): Declare.
7599 * bitmap.c (bitmap_list_unlink_element): Add defaulted param
7600 whether to add the unliked element to the freelist.
7601 (bitmap_list_insert_element_after): Add defaulted param for
7602 an already allocated element.
7603 (bitmap_ior_into_and_free): New function.
7604 * tree-ssa-structalias.c (condense_visit): Reduce the
7605 ponts-to and edge bitmaps of the SCC members in a
7606 logarithmic fashion rather than all to one.
7608 2019-07-30 Richard Sandiford <richard.sandiford@arm.com>
7610 * tree-ssa-math-opts.c (convert_mult_to_fma): Add a mul_cond
7611 parameter. When nonnull, make sure that the addition or subtraction
7612 has the same condition.
7613 (math_opts_dom_walker::after_dom_children): Try convert_mult_to_fma
7614 for CFN_COND_MUL too.
7616 2019-07-30 Richard Biener <rguenther@suse.de>
7618 PR tree-optimization/91291
7619 * tree-ssa-sccvn.c (rpo_elim::eliminate_push_avail): Ignore
7622 2019-07-30 Jakub Jelinek <jakub@redhat.com>
7625 * omp-low.c (global_nonaddressable_vars): New variable.
7626 (use_pointer_for_field): For global decls, if they are non-addressable,
7627 remember it in the global_nonaddressable_vars bitmap, if they are
7628 addressable and in the global_nonaddressable_vars bitmap, ignore their
7629 TREE_ADDRESSABLE bit.
7630 (omp_copy_decl_2): Clear TREE_ADDRESSABLE also on private copies of
7631 vars in global_nonaddressable_vars bitmap.
7632 (execute_lower_omp): Free global_nonaddressable_vars bitmap.
7635 * config/i386/i386-expand.c (expand_vec_perm_blend): Change mask type
7636 from unsigned to unsigned HOST_WIDE_INT. For E_V64QImode cast
7637 comparison to unsigned HOST_WIDE_INT before shifting it left.
7639 2019-07-30 Uroš Bizjak <ubizjak@gmail.com>
7641 * config/i386/i386.md (movstrict<mode>): Use register_operand
7642 predicate for operand 0. Add expander condition. Assert that
7643 operand 0 is a SUBREG RTX.
7644 (*movstrict<mode>_1): Use register_operand predicate for operand 0.
7645 Update operand constraints and insn condition.
7646 (zero_extend<mode>si2_and): Do not call gen_movstrict<mode>.
7647 (zero_extendqihi2_and): Do not call gen_movstrictqi.
7648 (*setcc_qi_slp): Use register_operand predicate for operand 0.
7649 Update operand 0 constraints.
7650 (setcc_qi_slp splitters): Use register_operand predicate for operand 0.
7652 2019-07-29 Jozef Lawrynowicz <jozef.l@mittosystems.com>
7654 * config/msp430/msp430.h (DRIVER_SELF_SPECS): Define and emit errors
7655 when -m{code,data}-region are used without -mlarge.
7656 * config/msp430/msp430.c (msp430_option_override): Error when a
7657 non-default code or data region is used without -mlarge.
7658 (msp430_section_attr): Emit a warning and do not add upper/lower/either
7659 attributes when they are used without -mlarge.
7661 2019-07-29 Jozef Lawrynowicz <jozef.l@mittosystems.com>
7664 * config/msp430/msp430.h: Define ADDITIONAL_REGISTER_NAMES.
7666 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
7669 * wide-int.h (generic_wide_int::sext_elt): New function.
7670 * inchash.h (hash::add_wide_int): Use it instead of elt.
7672 2019-07-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7674 * config/arm/arm-builtins.c (acle_builtin_data): Expand VAR1 to
7676 * config/arm/arm.md (<crc_variant>): Rename to...
7677 (arm_<crc_variant>): ... This.
7678 (<cdp>): Rename to...
7679 (arm_<cdp>): ... This.
7680 (<ldc>): Rename to...
7681 (arm_<ldc>): ... This.
7682 (<stc>): Rename to...
7683 (arm_<stc>): ... This.
7684 (<mcr>): Rename to...
7685 (arm_<mcr>): ... This.
7686 (<mrc>): Rename to...
7687 (arm_<mrc>): ... This.
7688 (<mcrr>): Rename to...
7689 (arm_<mcrr>): ... This.
7690 (<mrrc>): Rename to...
7691 (arm_<mrrc>): ... This.
7693 2019-07-29 Richard Biener <rguenther@suse.de>
7695 PR tree-optimization/91257
7696 * tree-ssa-sccvn.h (struct vn_avail): New.
7697 (struct vn_ssa_aux): Add avail member.
7698 * tree-ssa-sccvn.c (class rpo_elim): Remove m_rpo_avail
7699 member, add m_avail_freelist one.
7700 (rpo_elim::~rpo_elim): Remove.
7701 (rpo_elim::eliminate_avail): Adjust to new avail tracking
7703 (rpo_elim::eliminate_push_avail): Likewise.
7704 (do_unwind): Likewise.
7705 (do_rpo_vn): Likewise.
7707 2019-07-29 Richard Biener <rguenther@suse.de>
7709 PR tree-optimization/91257
7710 * tree-vrp.c (operand_less_p): Avoid dispatching to fold for
7711 most cases, instead call compare_values which handles the
7712 symbolic ranges we handle specially.
7713 (compare_values_warnv): Do not call operand_less_p but open-code
7714 the effective fold calls. Avoid converting so much.
7716 2019-07-29 Martin Liska <mliska@suse.cz>
7718 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not
7719 remove LHS of operator new call. It's handled latter.
7721 2019-07-29 Richard Biener <rguenther@suse.de>
7723 PR tree-optimization/91267
7724 * vr-values.c (vr_values::update_value_range): Add early return
7725 for effectively VARYING lattice entry.
7727 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
7730 * tree-ssa-dce.c (keep_all_vdefs_p): New function.
7731 (mark_stmt_if_obviously_necessary): Mark all stmts with vdefs as
7732 necessary if keep_all_vdefs_p is true.
7733 (mark_aliased_reaching_defs_necessary): Add a gcc_checking_assert
7734 that keep_all_vdefs_p is false.
7735 (mark_all_reaching_defs_necessary): Likewise.
7736 (propagate_necessity): Skip the vuse scan if keep_all_vdefs_p is true.
7738 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
7740 * common.opt (Og): Change the initial value of flag_dse to 0.
7741 * opts.c (default_options_table): Move OPT_ftree_dse from
7742 OPT_LEVELS_1_PLUS to OPT_LEVELS_1_PLUS_NOT_DEBUG. Also add
7743 OPT_fdse to OPT_LEVELS_1_PLUS_NOT_DEBUG. Put the OPT_ftree_pta
7744 entry before the OPT_ftree_sra entry.
7745 * doc/invoke.texi (Og): Add -fdse and -ftree-dse to the list
7746 of flags disabled by Og.
7748 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
7750 * tree-cfg.c (execute_fixup_cfg): Don't delete stores to write-only
7753 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
7755 * doc/sourcebuild.texi (check-function-bodies): Document.
7757 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
7759 * simplify-rtx.c (simplify_const_unary_operation): Fold a
7760 VEC_DUPLICATE of a fixed-length vector even if the result
7761 is variable-length. Likewise fold a duplicate of a
7762 variable-length vector if the variable-length vector is
7763 itself a duplicate of a fixed-length sequence.
7764 (test_vector_ops_duplicate): Test more cases.
7766 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
7768 * vector-builder.h (vector_builder): Add a shape template parameter.
7769 (vector_builder::new_unary_operation): New function, generalizing
7770 the old tree_vector_builder function.
7771 (vector_builder::new_binary_operation): Likewise.
7772 (vector_builder::binary_encoded_nelts): Likewise.
7773 * int-vector-builder.h (int_vector_builder): Update template
7774 parameters to vector_builder.
7775 (int_vector_builder::shape_nelts): New function.
7776 * rtx-vector-builder.h (rtx_vector_builder): Update template
7777 parameters to vector_builder.
7778 (rtx_vector_builder::shape_nelts): New function.
7779 (rtx_vector_builder::nelts_of): Likewise.
7780 (rtx_vector_builder::npatterns_of): Likewise.
7781 (rtx_vector_builder::nelts_per_pattern_of): Likewise.
7782 * tree-vector-builder.h (tree_vector_builder): Update template
7783 parameters to vector_builder.
7784 (tree_vector_builder::shape_nelts): New function.
7785 (tree_vector_builder::nelts_of): Likewise.
7786 (tree_vector_builder::npatterns_of): Likewise.
7787 (tree_vector_builder::nelts_per_pattern_of): Likewise.
7788 * tree-vector-builder.c (tree_vector_builder::new_unary_operation)
7789 (tree_vector_builder::new_binary_operation): Delete.
7790 (tree_vector_builder::binary_encoded_nelts): Likewise.
7791 * simplify-rtx.c: Include rtx-vector-builder.h.
7792 (distributes_over_addition_p): New function.
7793 (simplify_const_unary_operation)
7794 (simplify_const_binary_operation): Generalize handling of vector
7795 constants to include variable-length vectors.
7796 (test_vector_ops_series): Add more tests.
7798 2019-07-28 Jan Hubicka <hubicka@ucw.cz>
7801 * ipa-devirt.c (warn_types_mismatch): Compare indentifiers
7802 than INDENTIFIER_POINTER.
7804 2019-07-28 Martin Liska <mliska@suse.cz>
7807 * cgraph.c (symbol_table::create_edge): Always allocate
7809 (symbol_table::free_edge): Store summary_id to
7810 edge_released_summary_ids if != -1;
7811 * cgraph.h (NEXT_FREE_NODE): Remove.
7812 (SET_NEXT_FREE_NODE): Likewise.
7813 (NEXT_FREE_EDGE): Likewise.
7814 (symbol_table::release_symbol): Store summary_id to
7815 cgraph_released_summary_ids if != -1;
7816 (symbol_table::allocate_cgraph_symbol): Always allocate
7819 2019-07-28 Alan Modra <amodra@gmail.com>
7821 * config/rs6000/rs6000-call.c (rs6000_output_mi_thunk): Use
7824 2019-07-28 Alan Modra <amodra@gmail.com>
7827 * config/rs6000/linux.h (GNU_USER_TARGET_D_OS_VERSIONS): Don't
7829 * config/rs6000/linux64.h (TARGET_OS_CPP_BUILTINS): Invoke
7830 GNU_USER_TARGET_OS_CPP_BUILTINS for aixdesc abi.
7831 (GNU_USER_TARGET_D_OS_VERSIONS): Don't define.
7833 2019-07-28 Alan Modra <amodra@gmail.com>
7836 * config/rs6000/sysv4.h (ASM_DEFAULT_SPEC): Modify if -m64.
7837 * config/rs6000/default64.h (ASM_DEFAULT_SPEC): Define.
7838 * config/rs6000/freebsd64.h (ASM_DEFAULT_SPEC): Don't define.
7839 * config/rs6000/linux64.h (ASM_DEFAULT_SPEC): Likewise.
7840 * config/rs6000/rtems.h (ASM_DEFAULT_SPEC): Likewise.
7841 * config/rs6000/rs6000.h (ASM_DEFAULT_EXTRA): Define and use
7842 in asm_default spec.
7843 * config/rs6000/eabialtivec.h (ASM_DEFAULT_EXTRA): Redefine.
7844 * config/rs6000/linuxaltivec.h (ASM_DEFAULT_EXTRA): Redefine.
7846 2019-07-28 Gerald Pfeifer <gerald@pfeifer.com>
7848 * doc/include/gpl_v3.texi (Copying): Use https for www.gnu.org.
7850 2019-07-26 Tamar Christina <tamar.christina@arm.com>
7853 * config.gcc: Relax parsing of AARCH64_OPT_EXTENSION.
7854 * config/aarch64/aarch64-option-extensions.def: Add new comments
7855 and restore easier to read options.
7857 2019-07-26 Tamar Christina <tamar.christina@arm.com>
7859 * convert.c (convert_to_real_1): Move part of conversion code...
7860 * match.pd: ...To here.
7862 2019-07-26 Martin Jambor <mjambor@suse.cz>
7865 * ipa-inline-transform.c (check_speculations_1): New function.
7866 (push_all_edges_in_set_to_vec): Likewise.
7867 (check_speculations): Use check_speculations_1, new parameter
7869 (inline_call): Pass new_edges to check_speculations.
7870 * ipa-inline.c (add_new_edges_to_heap): Assert edge_callee is not
7872 (speculation_useful_p): Early return true if edge is inlined, remove
7873 later checks for inline_failed.
7875 2019-07-25 Vladimir Makarov <vmakarov@redhat.com>
7877 PR rtl-optimization/91223
7878 * lra-constraints.c (process_alt_operands): Fail for unsuccessful
7879 matching with INOUT operand.
7881 2019-07-25 Eric Botcazou <ebotcazou@adacore.com>
7883 * stmt.c (expand_case): Try to narrow the index type if it's larger
7884 than a word. Tidy up.
7886 2019-07-25 Eric Botcazou <ebotcazou@adacore.com>
7888 * cif-code.def (NEVER_CALL): New code.
7889 * ipa-inline.c (want_inline_small_function_p): Fix formatting issues.
7890 Set the failure to CIF_NEVER_CALL if the IPA count is zero.
7892 2019-07-25 Wilco Dijkstra <wdijkstr@arm.com>
7894 * config/arm/thumb2.md (thumb2_movsi_insn): Fix load/store low reg.
7895 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
7897 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
7899 * ipa-devirt.c (add_type_duplicate): Fix return value.
7901 2019-07-25 Richard Biener <rguenther@suse.de>
7903 * tree-vrp.c (extract_range_from_multiplicative_op): Add
7904 type parameter and use it instead of guessing expression
7905 type from the first operand.
7906 (extract_range_from_binary_expr): Pass expr_type down.
7908 2019-07-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7910 * config/arm/arm.md (SATrev): Change to code attribute.
7911 (*satsi_<SAT:code>): Adjust for the above.
7912 (*satsi_<SAT:code>_shift): Likewise.
7914 2019-07-25 Richard Biener <rguenther@suse.de>
7916 * gimple-loop-versioning.cc (loop_versioning::prune_loop_conditions):
7917 Make value_range * temporary const.
7918 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::try_find_new_range):
7920 (evrp_range_analyzer::record_ranges_from_): Likewise.
7921 (evrp_range_analyzer::pop_value_range): Return a const value_range *,
7922 deal with having recorded a const one.
7923 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::get_value_range):
7924 Return a const value_range *.
7925 (evrp_range_analyzer::pop_value_range): Likewise.
7926 (evrp_range_analyzer::stack): Record const value_range *s.
7927 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
7929 * gimple-ssa-sprintf.c (get_int_range): Likewise.
7930 (format_integer): Likewise.
7931 (sprintf_dom_walker::handle_gimple_call): Likewise.
7932 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Likewise.
7933 * tree-vrp.c (vrp_prop::set_def_to_varying): Add.
7934 (vrp_prop::get_value_range): Adjust.
7935 (vrp_prop::vrp_initialize): Use set_def_to_varying instead of
7936 modifying the lattice in-place.
7937 (vrp_prop::visit_stmt): Likewise.
7938 * vr-values.c (vr_values::get_lattice_entry): New private method.
7939 (vr_values::get_value_range): Wrap it and return a const
7941 (vr_values::set_def_to_varying): New.
7942 (vr_values::set_defs_to_varying): Use it.
7943 (vr_values::update_value_range): Likewise.
7944 (vr_values::vrp_stmt_computes_nonzero): Adjust.
7945 (values::op_with_constant_singleton_va): Likewise.
7946 (vr_values::extract_range_for_var_from_co): Likewise.
7947 (vr_values::extract_range_from_ssa_name): Likewise.
7948 (vr_values::extract_range_from_cond_expr): Likewise.
7949 (vr_values::extract_range_basic): Likewise.
7950 (compare_ranges): Take const value_range *, adjust.
7951 (compare_range_with_value): Likewise.
7952 (vrp_valueize): Adjust.
7953 (vrp_valueize_1): Likewise.
7954 (vr_values::get_vr_for_comparison): Return a const value_range *.
7955 (vr_values::compare_name_with_value): Adjust.
7956 (vr_values::compare_names): Likewise.
7957 (vr_values::vrp_evaluate_conditional_warnv_with_ops_using_ranges):
7959 (vr_values::vrp_evaluate_conditional): Likewise.
7960 (find_case_label_ranges): Take a const value_range *.
7961 (vr_values::vrp_visit_switch_stmt): Adjust.
7962 (vr_values::extract_range_from_phi_node): Likewise.
7963 (vr_values::simplify_div_or_mod_using_ran): Likewise.
7964 (vr_values::simplify_abs_using_ranges): Likewise.
7965 (test_for_singularity): Take a const value_range *.
7966 (range_fits_type_p): Likewise.
7967 (vr_values::simplify_cond_using_ranges_1): Adjust.
7968 (vr_values::simplify_cond_using_ranges_2): Likewise.
7969 (vr_values::simplify_switch_using_ranges): Likewise.
7970 (vr_values::simplify_float_conversion_usi): Likewise.
7971 (vr_values::two_valued_val_range_p): Likewise.
7972 * vr-values.h (vr_values::get_value_range): Return a const
7974 (vr_values::set_def_to_varying): New.
7975 (vr_values::get_lattice_entry): New private method.
7976 (vr_values::get_vr_for_comparison): Return a const value_range *.
7978 2019-07-25 Martin Liska <mliska@suse.cz>
7979 Dominik Infuhr <dominik.infuehr@theobroma-systems.com>
7982 * common.opt: Add -fallocation-dce
7983 * gimple.c (gimple_call_operator_delete_p): New.
7984 * gimple.h (gimple_call_operator_delete_p): Likewise.
7985 * tree-core.h (enum function_decl_type): Add OPERATOR_DELETE.
7986 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Handle
7987 DECL_IS_OPERATOR_DELETE_P.
7988 (mark_all_reaching_defs_necessary_1): Likewise.
7989 (propagate_necessity): Likewise.
7990 (eliminate_unnecessary_stmts): Handle
7991 gimple_call_operator_delete_p.
7992 * tree-streamer-in.c (unpack_ts_function_decl_value_fields):
7993 Add packing of OPERATOR_DELETE.
7994 * tree-streamer-out.c (pack_ts_function_decl_value_fields):
7996 * tree.h (DECL_IS_OPERATOR_DELETE_P): New.
7997 (DECL_SET_IS_OPERATOR_DELETE): New.
7998 (DECL_IS_REPLACEABLE_OPERATOR_NEW_P): Likewise.
8000 2019-07-25 Martin Liska <mliska@suse.cz>
8002 * calls.c (maybe_warn_alloc_args_overflow): Use new macros
8003 (e.g. DECL_SET_LAMBDA_FUNCTION and DECL_LAMBDA_FUNCTION_P).
8004 * coverage.c (coverage_begin_function): Likewise.
8005 * fold-const.c (tree_expr_nonzero_warnv_p): Likewise.
8006 * gimple.c (gimple_call_nonnull_result_p): Likewise.
8007 * ipa-icf.c (sem_item::compare_referenced_symbol_properties): Likewise.
8008 (sem_item::hash_referenced_symbol_properties): Likewise.
8009 * lto-streamer-out.c (hash_tree): Likewise.
8010 * predict.c (expr_expected_value_1): Likewise.
8011 * tree-inline.c (expand_call_inline): Likewise.
8012 * tree-streamer-in.c (unpack_ts_function_decl_value_fields): Likewise.
8013 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Likewise.
8014 * tree-core.h (enum function_decl_type): New enum.
8015 (struct tree_function_decl): Remove operator_new_flag and lambda_function.
8016 * tree.h (FUNCTION_DECL_DECL_TYPE): New.
8017 (set_function_decl_type): Likewise.
8018 (DECL_IS_OPERATOR_NEW_P): New.
8019 (DECL_SET_IS_OPERATOR_NEW): Likewise.
8020 (DECL_LAMBDA_FUNCTION): Likewise.
8021 (DECL_LAMBDA_FUNCTION_P): Likewise.
8022 (DECL_IS_OPERATOR_NEW): Remove.
8023 (DECL_SET_LAMBDA_FUNCTION): Likewise.
8025 2019-07-25 Xiong Hu Luo <luoxhu@linux.ibm.com>
8027 * ipa-profile.c (get_most_common_single_value): Use
8028 get_nth_most_common_value.
8029 * profile.c (sort_hist_value): New function.
8030 (compute_value_histograms): Call sort_hist_value to sort the
8031 values after loading from disk.
8032 * value-prof.c (get_most_common_single_value): Rename to ...
8033 get_nth_most_common_value. Add input params n, return
8034 the n_th value and count.
8035 (gimple_divmod_fixed_value_transform): Use
8036 get_nth_most_common_value.
8037 (gimple_ic_transform): Likewise.
8038 (gimple_stringops_transform): Likewise.
8039 * value-prof.h (get_most_common_single_value): Add input params
8042 2019-07-25 Richard Biener <rguenther@suse.de>
8044 PR tree-optimization/91236
8045 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Fix
8046 size of CONSTRUCTOR write. Fix buffer size we pass to
8049 2019-07-24 Jozef Lawrynowicz <jozef.l@mittosystems.com>
8051 * config.gcc (msp430*-*-*): Fix non-GNU style in r273774.
8052 * config/msp430/msp430.h (ENDFILE_SPEC): Fix non-GNU style in
8055 2019-07-24 Jozef Lawrynowicz <jozef.l@mittosystems.com>
8057 * config.gcc (msp430*-*-*): Enable initfini_array by default unless
8058 explicitly disabled with --disable-initfini-array.
8060 2019-07-24 Jozef Lawrynowicz <jozef.l@mittosystems.com>
8062 * config/msp430/msp430.h (ENDFILE_SPEC): Wrap uses of crtn*.o in
8065 2019-07-24 Martin Sebor <msebor@redhat.com>
8067 PR tree-optimization/91183
8068 PR tree-optimization/86688
8069 * builtins.c (compute_objsize): Handle MEM_REF.
8070 * tree-ssa-strlen.c (class ssa_name_limit_t): New.
8071 (get_min_string_length): Remove.
8072 (count_nonzero_bytes): New function.
8073 (handle_char_store): Rename...
8074 (handle_store): to this. Handle multibyte stores via integer types.
8075 (strlen_check_and_optimize_stmt): Adjust conditional and the called
8078 2019-07-24 Martin Sebor <msebor@redhat.com>
8081 * diagnostic.c (diagnostic_classify_diagnostic): Use lang_mask.
8082 (diagnostic_report_diagnostic): Same.
8083 * diagnostic.h (diagnostic_context::option_enabled): Add an argument.
8084 (diagnostic_context::lang_mask): New data member.
8085 * ipa-pure-const.c (suggest_attribute): Use
8086 lang_hooks.option_lang_mask ().
8087 * opts-common.c (option_enabled): Handle new argument.
8088 (get_option_state): Pass an additional argument.
8089 * opts.c (print_filtered_help): Print supported languages for
8090 unsupported options. Adjust printing of current state.
8091 * opts.h (option_enabled): Add argument.
8092 * toplev.c (print_switch_values): Use lang_mask.
8093 (general_init): Set global_dc->lang_mask.
8095 2019-07-24 Iain Sandoe <iain@sandoe.co.uk>
8098 * config/i386/darwin.h (REAL_LIBGCC_SPEC): Revert change from r273749.
8100 2019-07-24 Giuliano Belinassi <giuliano.belinassi@usp.br>
8102 * cgraphunit.c (symbol_table::compile): Start and stop
8103 TV_CGRAPH_IPA_PASSES and TV_CGRAPH_FUNC_EXPANSION timers.
8104 * timevar.def (TV_CGRAPH_IPA_PASSES, TV_CGRAPH_FUNC_EXPANSION): New.
8106 2019-07-24 Oliver Browne <oliverbrowne62@gmail.com>
8108 * gimplify.c (flag_instrument_functions_exclude_p): Include
8109 namespace/class information in the printable name.
8110 * opts.c (add_comma_separated_to_vector): Add NUL terminator
8111 to tokens entered into the vector.
8113 2019-07-24 Eric Botcazou <ebotcazou@adacore.com>
8115 * tree-nested.c (build_simple_mem_ref_notrap): New function.
8116 (get_static_chain): Call it instead of build_simple_mem_ref.
8117 (get_frame_field): Likewise.
8118 (get_nonlocal_debug_decl): Likewise.
8119 (convert_nonlocal_reference_op): Likewise.
8121 2019-07-24 Claudiu Zissulescu <claziss@synopsys.com>
8123 * config/arc/arc-protos.h (arc_output_function_epilogue): Delete
8125 (arc_compute_frame_size): Millicode is disabled when compiling
8127 (arc_return_address_register): Likewise.
8128 (arc_compute_function_type): Likewise.
8129 (arc_compute_frame_size): Likewise.
8130 (secondary_reload_info): Likewise.
8131 (arc_get_unalign): Likewise.
8132 (arc_can_use_return_insn): Declare.
8133 * config/arc/arc.c (AUX_LP_START): Define
8134 (AUX_LP_END): Likewise.
8135 (arc_frame_info): Update gmask member to 64-bit datum.
8136 (GMASK_LEN): Update.
8137 (arc_compute_function_type): Make it static, move it forward.
8138 (arc_must_save_register): Update, consider the extra regs.
8139 (arc_compute_millicode_save_restore_regs): Update to use the 64
8141 (arc_compute_frame_size): Likewise.
8142 (arc_enter_leave_p): Likewise.
8143 (arc_save_callee_saves): Likewise.
8144 (arc_restore_callee_saves): Likewise.
8145 (arc_save_callee_enter): Likewise.
8146 (arc_restore_callee_leave): Likewise.
8147 (arc_save_callee_milli): Likewise.
8148 (arc_restore_callee_milli): Likewise.
8149 (arc_expand_prologue): Add new interrupt handling.
8150 (arc_return_address_register): Make it static, move it forward.
8151 (arc_expand_epilogue): Add new interrupt handling.
8152 (arc_get_unalign): Delete.
8153 (arc_epilogue_uses): Make sure we do not remove the extra
8154 saved/restored registers when interrupt.
8155 (arc_can_use_return_insn): New function.
8156 (push_reg): Likewise.
8157 (pop_reg): Likewise.
8158 (arc_save_callee_saves): Add ZOL and FPX aux registers saving
8160 (arc_restore_callee_saves): Likewise, but restoring.
8161 * config/arc/arc.md (VUNSPEC_ARC_ARC600_RTIE): Define.
8162 (R33_REG): Likewise.
8163 (R34_REG): Likewise.
8164 (R35_REG): Likewise.
8165 (R36_REG): Likewise.
8166 (R37_REG): Likewise.
8167 (R38_REG): Likewise.
8168 (R39_REG): Likewise.
8169 (R45_REG): Likewise.
8170 (R46_REG): Likewise.
8171 (R47_REG): Likewise.
8172 (R48_REG): Likewise.
8173 (R49_REG): Likewise.
8174 (R50_REG): Likewise.
8175 (R51_REG): Likewise.
8176 (R52_REG): Likewise.
8177 (R53_REG): Likewise.
8178 (R54_REG): Likewise.
8179 (R55_REG): Likewise.
8180 (R56_REG): Likewise.
8181 (R58_REG): Likewise.
8182 (type): Add rtie attribute.
8183 (in_call_delay_slot): Use RETURN_ADDR_REGNUM.
8184 (movsi_insn): Accept moves to lp_count.
8185 (rtie): Update pattern.
8186 (simple_return): Simplify it, don't use this pattern as a return
8188 (arc600_rtie): New pattern.
8189 (p_return_i): Clean up.
8191 * config/arc/builtins.def (rtie): Only available for non ARC6xx
8193 * config/arc/predicates.md (move_src_operand): Consider lp_count
8196 2019-07-24 Andreas Krebbel <krebbel@linux.ibm.com>
8198 * config/s390/predicates.md (addv_const_operand): New predicate.
8199 * config/s390/s390-modes.def (CCO): New condition code mode.
8200 * config/s390/s390.c (s390_match_ccmode_set): Handle E_CCOmode.
8201 (s390_branch_condition_mask): Likewise.
8202 * config/s390/s390.md ("addv<mode>4", "subv<mode>4")
8203 ("mulv<mode>4"): New expanders.
8204 ("*addv<mode>3_ccoverflow", "*addv<mode>3_ccoverflow_const")
8205 ("*subv<mode>3_ccoverflow", "*mulv<mode>3_ccoverflow"): New
8206 pattern definitions.
8208 2019-07-24 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8211 * match.pd (vec_perm_expr(v, v, mask) -> v): New pattern.
8212 (define_predicates): Add entry for uniform_vector_p.
8213 (vec_same_elem_p): New match pattern.
8215 2019-07-24 Iain Sandoe <iain@sandoe.co.uk>
8218 * config/i386/darwin.h (REAL_LIBGCC_SPEC): Move from here...
8219 * config/i386/darwin32-biarch.h .. to here.
8220 * config/i386/darwin64-biarch.h: Adjust comments.
8221 * config/rs6000/darwin32-biarch.h: Likewise.
8222 * config/rs6000/darwin64-biarch.h: Likewise.
8223 * config.gcc: Missed commit from r273746
8224 (*-*-darwin*): Don't include CPU t-darwin here.
8225 (i[34567]86-*-darwin*): Adjust to use biarch files. Produce
8226 an error message if i686-darwin configuration is attempted for
8229 2019-07-23 Iain Sandoe <iain@sandoe.co.uk>
8232 * config.gcc (*-*-darwin*): Don't include CPU t-darwin here.
8233 (i[34567]86-*-darwin*): Adjust to use biarch files. Produce
8234 an error message if i686-darwin configuration is attempted for
8236 (x86_64-*-darwin*): Switch to single multilib for Darwin >= 18.
8237 (powerpc-*-darwin*): Use biarch files where needed.
8238 (powerpc64-*-darwin*): Likewise.
8239 * config/i386/darwin.h (REAL_LIBGCC_SPEC): Move to new biarch file.
8240 (DARWIN_ARCH_SPEC, DARWIN_SUBARCH_SPEC): Revise for default single
8242 * config/i386/darwin32-biarch.h: New.
8243 * config/i386/darwin64.h: Rename.
8244 * config/i386/darwin64-biarch.h: To this.
8245 * config/i386/t-darwin: Rename.
8246 * config/i386/t-darwin32-biarch: To this.
8247 * config/i386/t-darwin64: Rename.
8248 * config/i386/t-darwin64-biarch: To this.
8249 * config/rs6000/darwin32-biarch.h: New.
8250 * config/rs6000/darwin64.h: Rename.
8251 * config/rs6000/darwin64-biarch.h: To this.
8252 (DARWIN_ARCH_SPEC, DARWIN_SUBARCH_SPEC): Revise for default single
8254 * config/rs6000/t-darwin8: Rename.
8255 * config/rs6000/t-darwin32-biarch: To this.
8256 * config/rs6000/t-darwin64 Rename.
8257 * config/rs6000/t-darwin64-biarch: To this.
8259 2019-07-23 Martin Sebor <msebor@redhat.com>
8261 * configure.ac (ACX_PROG_CXX_WARNING_OPTS): Revert r273311.
8263 2019-07-23 Vladislav Ivanishin <vlad@ispras.ru>
8265 * gdbinit.in (reload-gdbhooks): New command with an attached doc string.
8266 (rh): New alias for it.
8268 2019-07-23 Vladislav Ivanishin <vlad@ispras.ru>
8270 * gdbhooks.py: Pass replace=True to
8271 gdb.printing.register_pretty_printer.
8273 2019-07-23 Richard Biener <rguenther@suse.de>
8276 * lto-streamer-in.c (input_function): Drop inline-entry markers
8277 that ended up with an unknown location block.
8279 2019-07-23 Richard Biener <rguenther@suse.de>
8281 PR tree-optimization/83518
8282 * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle aggregate
8283 init from a constant even when partial defs are already recorded.
8285 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
8287 * i386-common.c: Use PROCESSOR_ZNVER2 scheduler for znver2.
8288 * config/i386/znver1.md: Enable patterns for znver2 and add store
8289 variants which use extra AGU unit.
8291 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
8293 * config/i386/i386-options.c (ix86_option_override_internal): Default
8294 PARAM_AVOID_FMA_MAX_BITS to 256 for znver2.
8295 * config/i386/x86-tune.def (X86_TUNE_AVOID_256FMA_CHAINS): Set
8298 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
8300 * config/i386/x86-tune-costs.h (znver2_memcpy): Update.
8301 (znver2_costs): Update 256 bit SSE costs and multiplication.
8303 2019-07-23 Jan Beulich <jbeulich@suse.com>
8305 * config/i386/sse.md (<avx512>_cvtmask2<ssemodesuffix><mode>):
8306 Require only AVX512F.
8307 (*<avx512>_cvtmask2<ssemodesuffix><mode>): Likewise. Add
8308 alternative expanding to vpternlog.
8310 2019-07-23 Martin Liska <mliska@suse.cz>
8312 * dwarf2out.c (gen_producer_string): Canonize -flto=N
8313 to -flto in dwarf producer string.
8315 2019-07-23 Richard Biener <rguenther@suse.de>
8317 * tree-cfg.c (label_for_bb): Remove global var.
8318 (main_block_label): Take label_for_bb as argument.
8319 (cleanup_dead_labels_eh): Likewise, adjust.
8320 (cleanup_dead_labels): Adjust.
8322 2019-07-22 Paul A. Clarke <pc@us.ibm.com>
8324 * doc/extend.texi (Basic PowerPC Built-in Functions Available on all
8325 Configurations): Add documentation for __builtin_mtfsf.
8327 2019-07-22 Ilia Diachkov <ilia.diachkov@optimitech.com>
8329 * config/riscv/riscv-opts.h (struct riscv_align_data): New.
8330 * config/riscv/riscv.c (riscv_constant_alignment): Use
8331 riscv_align_data_type.
8332 * config/riscv/riscv.h (RISCV_EXPAND_ALIGNMENT): New.
8333 (DATA_ALIGNMENT): Use RISCV_EXPAND_ALIGNMENT.
8334 (LOCAL_ALIGNMENT): Use RISCV_EXPAND_ALIGNMENT.
8335 * config/riscv/riscv.opt (malign-data): New.
8336 * doc/invoke.texi (RISC-V Options): Document -malign-data=.
8338 2019-07-02 Giuliano Belinassi <giuliano.belinassi@usp.br>
8340 * cgraph.c (dump_graphviz): New function.
8341 * cgraph.h (dump_graphviz): New function.
8342 * symtab.c (dump_graphviz): New function.
8344 2019-07-22 Sylvia Taylor <sylvia.taylor@arm.com>
8346 * config/aarch64/aarch64-simd.md
8347 (*aarch64_simd_sra<mode>): New.
8348 * config/aarch64/iterators.md
8349 (SHIFTRT): New iterator.
8350 (sra_op): New attribute.
8352 2019-07-22 Jozef Lawrynowicz <jozef.l@mittosystems.com>
8354 * config/msp430/msp430.c (msp430_preserve_reg_p): Don't save
8355 callee-saved regs R4->R10 in an interrupt function that calls another
8358 2019-07-22 Paul A. Clarke <pc@us.ibm.com>
8360 * config/rs6000/smmintrin.h (_mm_blend_epi16): New.
8361 (_mm_blendv_epi8): New.
8363 2019-07-22 Richard Biener <rguenther@suse.de>
8365 PR tree-optimization/91221
8366 * tree-ssa-sccvn.c (vn_reference_lookup_3): Appropriately
8367 restrict partial-def handling of empty constructors and
8368 memset to refs with known offset.
8370 2019-07-22 Jan Beulich <jbeulich@suse.com>
8372 * config/i386/sse.md (ternlogsuffix): New.
8373 (one_cmpl<mode>2): Don't force CONSTM1_RTX into a register when
8375 (<mask_codefor>one_cmpl<mode>2<mask_name>): New.
8377 2019-07-22 Martin Liska <mliska@suse.cz>
8379 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Update
8381 * toplev.c (compile_file): Do not emit __gnu_lto_v1 symbol.
8383 2019-07-22 Martin Liska <mliska@suse.cz>
8385 * lto-section-in.c (lto_get_section_data):
8386 Use new function get_compression.
8387 * lto-streamer-out.c (produce_lto_section): Use
8388 set_compression to encode compression algorithm.
8389 * lto-streamer.h (struct lto_section): Do not
8390 use bitfields in the format.
8392 2019-07-22 Martin Liska <mliska@suse.cz>
8395 * opts-common.c (decode_cmdline_option): Decode
8396 argument of -Werror and check it for a wrong language.
8397 * opts-global.c (complain_wrong_lang): Remove such case.
8399 2019-07-22 Claudiu Zissulescu <claziss@synopsys.com>
8401 * config/arc/arc.c (prepare_move_operands): Always use an
8402 intermediate register when storing a TLS symbols.
8404 2019-07-22 Stafford Horne <shorne@gmail.com>
8406 * config/or1k/or1k.c (or1k_expand_compare): Check for int before
8409 2019-07-22 Stafford Horne <shorne@gmail.com>
8411 * config.gcc (or1k*-*-*): Add mhard-float, mdouble-float, msoft-float
8412 and munordered-float validations.
8413 * config/or1k/constraints.md (d): New register constraint.
8414 * config/or1k/predicates.md (fp_comparison_operator): New.
8415 * config/or1k/or1k.c (or1k_print_operand): Add support for printing 'd'
8417 (or1k_expand_compare): Normalize unordered comparisons.
8418 * config/or1k/or1k.h (reg_class): Define DOUBLE_REGS.
8419 (REG_CLASS_NAMES): Add "DOUBLE_REGS".
8420 (REG_CLASS_CONTENTS): Add contents for DOUBLE_REGS.
8421 * config/or1k/or1k.md (type): Add fpu.
8422 (fpu): New instruction reservation.
8423 (F, f, fr, fi, FI, FOP, fop): New.
8424 (<fop><F:mode>3): New ALU instruction definition.
8425 (float<fi><F:mode>2): New conversion instruction definition.
8426 (fix_trunc<F:mode><fi>2): New conversion instruction definition.
8427 (fpcmpcc): New code iterator.
8428 (*sf_fp_insn): New instruction definition.
8429 (cstore<F:mode>4): New expand definition.
8430 (cbranch<F:mode>4): New expand definition.
8431 * config/or1k/or1k.opt (msoft-float, mhard-float, mdouble-float,
8432 munordered-float): New options.
8433 * doc/invoke.texi: Document msoft-float, mhard-float, mdouble-float and
8436 2019-07-22 Stafford Horne <shorne@gmail.com>
8438 * config.gcc (or1k*-*-*): Add mrori and mror to validation.
8439 * doc/invoke.texi (OpenRISC Options): Add mrori option, rewrite all
8440 documenation to be more clear.
8441 * config/or1k/elf.opt (mboard=, mnewlib): Rewrite documentation to be
8443 * config/or1k/or1k.opt (mrori): New option.
8444 (mhard-div, msoft-div, mhard-mul, msoft-mul, mcmov, mror, msext,
8445 msfimm, mshftimm): Rewrite documentation to be more clear.
8446 * config/or1k/or1k.md (insn_support): Add ror and rori.
8447 (enabled): Add conditions for ror and rori.
8448 (rotrsi3): Replace condition for shftimm with ror and rori.
8450 2019-07-22 Stafford Horne <shorne@gmail.com>
8453 * config/or1k/or1k.md (zero_extend<mode>si2): Update predicate.
8454 (extend<mode>si2): Update predicate.
8455 * config/or1k/predicates.md (volatile_mem_operand): New.
8456 (reg_or_mem_operand): New.
8458 2019-07-21 Iain Sandoe <iain@sandoe.co.uk>
8460 * config/rs6000/rs6000.c (TARGET_NO_PROTOTYPE): Move from here...
8461 * config/rs6000/rs6000-call.c: ... to here.
8463 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
8465 * config/rs6000/predicates.md (offsettable_mem_operand): Allow volatile
8468 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
8470 * config/rs6000/predicates.md (input_operand): Allow volatile memory.
8472 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
8474 * config/rs6000/predicates.md (lwa_operand): Allow volatile memory.
8476 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
8478 * config/rs6000/predicates.md (volatile_mem_operand): Modernize syntax.
8479 (any_memory_operand): New predicate.
8480 (reg_or_mem_operand): Use it.
8482 2019-07-20 Jakub Jelinek <jakub@redhat.com>
8485 * optabs.c (expand_unop): As fallback, expand ~op0 as op0 ^ -1.
8487 2019-07-20 John David Anglin <danglin@gcc.gnu.org>
8489 * config/pa/pa.h (hppa_profile_hook): Delete declaration.
8490 * config/pa/pa-protos.h (hppa_profile_hook): Add declaration.
8492 2019-07-20 Jakub Jelinek <jakub@redhat.com>
8494 * tree.def (OMP_LOOP): New tree code.
8495 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_BIND.
8496 (enum omp_clause_bind_kind): New enum.
8497 (struct tree_omp_clause): Add subcode.bind_kind.
8498 * tree.h (OMP_LOOP_CHECK): Rename to ...
8499 (OMP_LOOPING_CHECK): ... this.
8500 (OMP_FOR_BODY, OMP_FOR_CLAUSES, OMP_FOR_INIT, OMP_FOR_COND,
8501 OMP_FOR_INCR, OMP_FOR_PRE_BODY, OMP_FOR_ORIG_DECLS): Use
8502 OMP_LOOPING_CHECK instead of OMP_LOOP_CHECK.
8503 (OMP_CLAUSE_BIND_KIND): Define.
8504 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
8505 bind clause entries.
8506 (walk_tree_1): Handle OMP_CLAUSE_BIND.
8507 * tree-pretty-print.c (dump_omp_clause): Likewise.
8508 (dump_generic_node): Handle OMP_LOOP.
8509 * gimplify.c (enum omp_region_type): Add ORT_IMPLICIT_TARGET.
8510 (in_omp_construct): New variable.
8511 (is_gimple_stmt): Handle OMP_LOOP.
8512 (gimplify_scan_omp_clauses): For lastprivate don't set
8513 check_non_private if code == OMP_LOOP. For reduction clause
8514 on OMP_LOOP combined with parallel or teams propagate as shared
8515 on the combined construct. Handle OMP_CLAUSE_BIND.
8516 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_BIND.
8517 (gimplify_omp_for): Pass OMP_LOOP instead of OMP_{FOR,DISTRIBUTE}
8518 for constructs from a loop construct to gimplify_scan_omp_clauses.
8519 Don't predetermine iterator linear on OMP_SIMD from loop construct.
8520 (replace_reduction_placeholders, gimplify_omp_loop): New functions.
8521 (gimplify_omp_workshare): Use ORT_IMPLICIT_TARGET instead of trying
8522 to match the implicit ORT_TARGET construct around whole body.
8523 Temporarily clear in_omp_construct when processing body.
8524 (gimplify_expr): Handle OMP_LOOP. For OMP_MASTER, OMP_TASKGROUP
8525 etc. temporarily set in_omp_construct when processing body.
8526 (gimplify_body): Create ORT_IMPLICIT_TARGET instead of ORT_TARGET.
8527 * omp-low.c (struct omp_context): Add loop_p.
8528 (build_outer_var_ref): Treat ctx->loop_p similarly to simd construct
8529 in that the original var might be private.
8530 (scan_sharing_clauses): Handle OMP_CLAUSE_BIND.
8531 (check_omp_nesting_restrictions): Adjust nesting restrictions for
8532 addition of loop construct.
8533 (scan_omp_1_stmt): Allow setjmp inside of loop construct.
8535 * omp-low.c (lower_rec_input_clauses): Don't force simd arrays for
8536 lastprivate non-addressable iterator of a collapse(1) simd.
8538 2019-07-17 Bill Seurer <seurer@linux.vnet.ibm.com>
8540 * config/rs6000/rs6000-call.c (HAVE_AS_GNU_ATTRIBUTE): define value
8543 2019-07-19 Iain Sandoe <iain@sandoe.co.uk>
8545 * config/darwin.h (DRIVER_SELF_SPECS): Ignore X and Mach specs which
8546 refer to default conditions. Warn for the 'y' spec which is ignored
8549 2019-07-19 Bill Seurer <seurer@linux.vnet.ibm.com>
8551 * config/rs6000/rs6000.c (builtin_description, cpu_is_info,
8552 cpu_supports_info, builtin_hash_struct, builtin_hasher,
8553 builtin_hash_table, rs6000_builtin_info_type, rs6000_builtin_info,
8554 rs6000_aggregate_candidate, rs6000_discover_homogeneous_aggregate,
8555 rs6000_return_in_memory, rs6000_return_in_msb, call_ABI_of_interest,
8556 init_cumulative_args, rs6000_promote_function_mode,
8557 rs6000_must_pass_in_stack, is_complex_IBM_long_double,
8558 abi_v4_pass_in_fpr, rs6000_function_arg_padding,
8559 rs6000_function_arg_boundary, rs6000_parm_offset,
8560 rs6000_parm_start, rs6000_arg_size,
8561 rs6000_darwin64_record_arg_advance_flush,
8562 rs6000_darwin64_record_arg_advance_recurse,
8563 rs6000_darwin64_struct_check_p, rs6000_function_arg_advance_1,
8564 rs6000_function_arg_advance, rs6000_darwin64_record_arg_flush,
8565 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8566 rs6000_mixed_function_arg, rs6000_psave_function_arg,
8567 rs6000_finish_function_arg, rs6000_function_arg,
8568 rs6000_arg_partial_bytes, rs6000_pass_by_reference,
8569 rs6000_parm_needs_stack, rs6000_function_parms_need_stack,
8570 rs6000_reg_parm_stack_space, rs6000_move_block_from_reg,
8571 setup_incoming_varargs, rs6000_build_builtin_va_list, rs6000_va_start,
8572 rs6000_gimplify_va_arg, def_builtin, bdesc_3arg, bdesc_dst,
8573 bdesc_2arg, bdesc_altivec_preds, bdesc_abs, bdesc_1arg, bdesc_0arg,
8574 bdesc_htm, rs6000_overloaded_builtin_p, rs6000_overloaded_builtin_name,
8575 rs6000_expand_zeroop_builtin, rs6000_expand_mtfsf_builtin,
8576 rs6000_expand_mtfsb_builtin, rs6000_expand_set_fpscr_rn_builtin,
8577 rs6000_expand_set_fpscr_drn_builtin, rs6000_expand_unop_builtin,
8578 altivec_expand_abs_builtin, rs6000_expand_binop_builtin,
8579 altivec_expand_predicate_builtin, swap_endian_selector_for_mode,
8580 altivec_expand_lv_builtin, altivec_expand_stxvl_builtin,
8581 altivec_expand_stv_builtin, htm_spr_num, rs6000_htm_spr_icode,
8582 htm_expand_builtin, cpu_expand_builtin, rs6000_expand_ternop_builtin,
8583 altivec_expand_dst_builtin, altivec_expand_vec_init_builtin,
8584 get_element_number, altivec_expand_vec_set_builtin,
8585 altivec_expand_vec_ext_builtin, altivec_expand_builtin,
8586 rs6000_builtin_is_supported_p, rs6000_invalid_builtin,
8587 rs6000_fold_builtin, rs6000_builtin_valid_without_lhs,
8588 fold_build_vec_cmp, fold_compare_helper, fold_mergehl_helper,
8589 fold_mergeeo_helper, rs6000_gimple_fold_builtin,
8590 rs6000_expand_builtin, rs6000_vector_type,
8591 rs6000_init_builtins, rs6000_builtin_decl, altivec_init_builtins,
8592 htm_init_builtins, builtin_function_type, rs6000_common_init_builtins,
8593 rs6000_internal_arg_pointer, rs6000_output_mi_thunk): Move
8595 * config/rs6000/rs6000-call.c (builtin_description, cpu_is_info,
8596 cpu_supports_info, builtin_hash_struct, builtin_hasher,
8597 builtin_hash_table, rs6000_builtin_info_type, rs6000_builtin_info,
8598 rs6000_aggregate_candidate, rs6000_discover_homogeneous_aggregate,
8599 rs6000_return_in_memory, rs6000_return_in_msb, call_ABI_of_interest,
8600 init_cumulative_args, rs6000_promote_function_mode,
8601 rs6000_must_pass_in_stack, is_complex_IBM_long_double,
8602 abi_v4_pass_in_fpr, rs6000_function_arg_padding,
8603 rs6000_function_arg_boundary, rs6000_parm_offset,
8604 rs6000_parm_start, rs6000_arg_size,
8605 rs6000_darwin64_record_arg_advance_flush,
8606 rs6000_darwin64_record_arg_advance_recurse,
8607 rs6000_darwin64_struct_check_p, rs6000_function_arg_advance_1,
8608 rs6000_function_arg_advance, rs6000_darwin64_record_arg_flush,
8609 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8610 rs6000_mixed_function_arg, rs6000_psave_function_arg,
8611 rs6000_finish_function_arg, rs6000_function_arg,
8612 rs6000_arg_partial_bytes, rs6000_pass_by_reference,
8613 rs6000_parm_needs_stack, rs6000_function_parms_need_stack,
8614 rs6000_reg_parm_stack_space, rs6000_move_block_from_reg,
8615 setup_incoming_varargs, rs6000_build_builtin_va_list, rs6000_va_start,
8616 rs6000_gimplify_va_arg, def_builtin, bdesc_3arg, bdesc_dst,
8617 bdesc_2arg, bdesc_altivec_preds, bdesc_abs, bdesc_1arg, bdesc_0arg,
8618 bdesc_htm, rs6000_overloaded_builtin_p, rs6000_overloaded_builtin_name,
8619 rs6000_expand_zeroop_builtin, rs6000_expand_mtfsf_builtin,
8620 rs6000_expand_mtfsb_builtin, rs6000_expand_set_fpscr_rn_builtin,
8621 rs6000_expand_set_fpscr_drn_builtin, rs6000_expand_unop_builtin,
8622 altivec_expand_abs_builtin, rs6000_expand_binop_builtin,
8623 altivec_expand_predicate_builtin, swap_endian_selector_for_mode,
8624 altivec_expand_lv_builtin, altivec_expand_stxvl_builtin,
8625 altivec_expand_stv_builtin, htm_spr_num, rs6000_htm_spr_icode,
8626 htm_expand_builtin, cpu_expand_builtin, rs6000_expand_ternop_builtin,
8627 altivec_expand_dst_builtin, altivec_expand_vec_init_builtin,
8628 get_element_number, altivec_expand_vec_set_builtin,
8629 altivec_expand_vec_ext_builtin, altivec_expand_builtin,
8630 rs6000_builtin_is_supported_p, rs6000_invalid_builtin,
8631 rs6000_fold_builtin, rs6000_builtin_valid_without_lhs,
8632 fold_build_vec_cmp, fold_compare_helper, fold_mergehl_helper,
8633 fold_mergeeo_helper, rs6000_gimple_fold_builtin,
8634 rs6000_expand_builtin, rs6000_vector_type,
8635 rs6000_init_builtins, rs6000_builtin_decl, altivec_init_builtins,
8636 htm_init_builtins, builtin_function_type, rs6000_common_init_builtins,
8637 rs6000_internal_arg_pointer, rs6000_output_mi_thunk: Move
8638 to here from rs6000.c.
8639 * config/rs6000/rs6000-internal.h: (rs6000_darwin64_struct_check_p,
8640 rs6000_discover_homogeneous_aggregate, rs6000_output_mi_thunk,
8641 rs6000_output_addr_const_extra, rs6000_gimple_fold_builtin,
8642 rs6000_invalid_builtin, rs6000_build_builtin_va_list, rs6000_va_start,
8643 rs6000_gimplify_va_arg, rs6000_promote_function_mode,
8644 rs6000_return_in_memory, rs6000_return_in_msb,
8645 rs6000_pass_by_reference, setup_incoming_varargs,
8646 rs6000_function_arg_boundary, rs6000_must_pass_in_stack,
8647 rs6000_arg_partial_bytes, rs6000_function_arg_advance,
8648 rs6000_function_arg_padding, rs6000_function_arg,
8649 rs6000_darwin64_record_arg, rs6000_internal_arg_pointer,
8650 rs6000_init_builtins, rs6000_builtin_decl, rs6000_expand_builtin,
8651 rs6000_fold_builtin, rs6000_passes_ieee128, rs6000_passes_float,
8652 rs6000_passes_long_double, rs6000_passes_vector,
8653 rs6000_returns_struct, cpu_builtin_p, tree builtin_mode_to_type,
8654 altivec_builtin_mask_for_load) Add declarations.
8655 * config/rs6000/t-rs6000: Add new source file rs6000-call.c.
8656 * config/config.gcc: Add new source file rs6000-call.c to garbage
8657 collector and extra_objs.
8659 2019-07-19 Jeff Law <law@redhat.com>
8661 PR tree-optimization/86061
8662 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle
8663 strncpy. Drop some trivial dead code.
8664 (maybe_trim_memstar_call): Handle strncpy.
8666 2019-07-19 Richard Biener <rguenther@suse.de>
8668 PR tree-optimization/91211
8669 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Fix
8670 memset encoding size.
8672 2019-07-19 Uroš Bizjak <ubizjak@gmail.com>
8675 * config/i386/mmx.md (one_cmpl<mode>2): New expander.
8677 2019-07-19 Jan Hubicka <hubicka@ucw.cz>
8680 * ipa-inline.c (recursive_inlining): Fix limits check.
8682 2019-07-19 Richard Biener <rguenther@suse.de>
8684 PR tree-optimization/91200
8685 * tree-ssa-phiopt.c (cond_store_replacement): Check we have
8686 no PHI nodes in middle-bb.
8688 2019-07-19 Richard Sandiford <richard.sandiford@arm.com>
8690 * doc/invoke.texi: Rename the AArch64 +bitperm extension flag
8692 * config/aarch64/aarch64-option-extensions.def: Likewise.
8694 2019-07-19 Jakub Jelinek <jakub@redhat.com>
8697 * function.c (insert_temp_slot_address): Store into the hash table
8698 a copy of address to avoid RTL sharing issues.
8700 2019-07-19 Richard Biener <rguenther@suse.de>
8702 PR tree-optimization/91207
8704 2019-07-17 Richard Biener <rguenther@suse.de>
8706 PR tree-optimization/91178
8707 * tree-vect-stmts.c (get_group_load_store_type): For SLP
8708 loads with a gap larger than the vector size always use
8710 (vectorizable_load): For VMAT_STRIDED_SLP with a permutation
8711 avoid loading vectors that are only contained in the gap
8712 and thus are not needed.
8714 2019-07-18 Uroš Bizjak <ubizjak@gmail.com>
8716 * config/i386/i386.md (*addqi_2_slp): Remove.
8717 (*<code>qi_2_slp): Ditto.
8719 2019-07-18 Michael Meissner <meissner@linux.ibm.com>
8721 * config/rs6000/predicates.md (prefixed_mem_operand): Call
8722 rs6000_prefixed_address_mode_p instead of rs6000_prefixed_address.
8723 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address_mode_p):
8724 Rename function from rs6000_prefixed_address.
8725 * config/rs6000/aix.h (TARGET_HAS_TOC): Rename TARGET_TOC to
8727 (TARGET_TOC): Likewise.
8728 (TARGET_NO_TOC): Delete here, define TARGET_NO_TOC_OR_PCREL in
8730 * config/rs6000/darwin.h (TARGET_HAS_TOC): Rename TARGET_TOC to
8732 (TARGET_TOC): Likewise.
8733 (TARGET_NO_TOC): Delete here, define TARGET_NO_TOC_OR_PCREL in
8735 * config/rs6000/linux64.h (TARGET_HAS_TOC): Rename TARGET_TOC to
8737 (TARGET_TOC): Likewise.
8738 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8739 check to require -mcmodel=medium for pc-relative addressing.
8740 (create_TOC_reference): Add assertion for TARGET_TOC.
8741 (rs6000_legitimize_address): Use TARGET_NO_TOC_OR_PCREL instead of
8743 (rs6000_emit_move): Likewise.
8744 (TOC_alias_set): Rename TOC alias set static variable from 'set'
8746 (get_TOC_alias_set): Likewise.
8747 (output_toc): Use TARGET_NO_TOC_OR_PCREL instead of
8749 (rs6000_can_eliminate): Likewise.
8750 (rs6000_prefixed_address_mode_p): Rename function from
8751 rs6000_prefixed_address.
8752 * config/rs6000/rs6000.h (TARGET_TOC): Define in terms of
8753 TARGET_HAS_TOC and not pc-relative.
8754 (TARGET_NO_TOC_OR_PCREL): New macro to replace TARGET_NO_TOC.
8755 * config/rs6000/sysv4.h (TARGET_HAS_TOC): Rename TARGET_TOC to
8757 (TARGET_TOC): Likewise.
8758 (TARGET_NO_TOC): Delete here, define TARGET_NO_TOC_OR_PCREL in
8761 2019-07-18 Uroš Bizjak <ubizjak@gmail.com>
8764 * config/i386/i386.md (*addqi_1_slp): Use register_operand predicate
8765 for operand 0. Do not use (match_dup) to match operand 1 with
8766 operand 0. Add check in insn constraint that either input operand
8767 matches operand 0. Use SWI12 mode iterator to also handle
8769 (*and<mode>_1_slp): Ditto.
8770 (*<code>qi_1_slp): Ditto.
8771 (*sub<mode>_1_slp): Use register_operand predicate for operand 0.
8772 Do not use (match_dup) to match operand 1 with operand 0. Add
8773 check in insn constraint that operand 1 matches operand 0.
8774 Use SWI12 mode iterator to also handle HImode operands.
8775 (*ashl<mode>3_1_slp): Ditto.
8776 (*<shift_insn><mode>3_1_slp): Ditto.
8777 (*<rotate_insn><mode>3_1_slp): Ditto.
8779 2019-07-18 Sylvia Taylor <sylvia.taylor@arm.com>
8781 * config/arm/arm-builtins.c
8782 (arm_expand_ternop_builtin): Remove explicit sha1 builtin handling.
8783 (arm_expand_unop_builtin): Likewise.
8784 * config/arm/crypto.md
8785 (crypto_sha1h): Convert from define_insn to define_expand.
8786 (crypto_<crypto_pattern>): Likewise.
8787 (crypto_sha1h_lb): New define_insn.
8788 (crypto_<crypto_pattern>_lb): Likewise.
8790 2019-07-18 Sylvia Taylor <sylvia.taylor@arm.com>
8793 * config/arm/arm_neon.h (vsha1h_u32): Refactor.
8794 (vsha1cq_u32): Likewise.
8795 (vsha1pq_u32): Likewise.
8796 (vsha1mq_u32): Likewise.
8797 * config/arm/crypto.md (crypto_sha1h): Remove zero extend, correct
8799 (crypto_sha1c): Correct vec select.
8800 (crypto_sha1m): Likewise.
8801 (crypto_sha1p): Likewise.
8803 2019-07-18 Richard Earnshaw <rearnsha@arm.com>
8805 * config/arm/predicates.md (arm_borrow_operation): New predicate.
8806 * config/arm/arm.c (subdi3_compare1): Use CCmode for the split.
8807 (arm_subdi3, subdi_di_zesidi, subdi_di_sesidi): Likewise.
8808 (subdi_zesidi_zesidi): Likewise.
8809 (negdi2_compare, negdi2_insn): Likewise.
8810 (negdi_extensidi): Likewise.
8811 (negdi_zero_extendsidi): Likewise.
8812 (arm_cmpdi_insn): Likewise.
8813 (subsi3_carryin): Use arm_borrow_operation.
8814 (subsi3_carryin_const): Likewise.
8815 (subsi3_carryin_const0): Likewise.
8816 (subsi3_carryin_compare): Likewise.
8817 (subsi3_carryin_compare_const): Likewise.
8818 (subsi3_carryin_compare_const0): Likewise.
8819 (subsi3_carryin_shift): Likewise.
8820 (rsbsi3_carryin_shift): Likewise.
8821 (negsi2_carryin_compare): Likewise.
8823 2019-07-18 Bin Cheng <bin.cheng@linux.alibaba.com>
8825 PR tree-optimization/91137
8826 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field.
8827 (tree_ssa_iv_optimize_init, alloc_iv, tree_ssa_iv_optimize_finalize):
8828 Init, use and fini the above new field.
8829 (determine_base_object_1): New function.
8830 (determine_base_object): Reimplement using walk_tree.
8832 2019-07-18 Richard Sandiford <richard.sandiford@arm.com>
8834 * basic-block.h (CLEANUP_FORCE_FAST_DCE): New macro.
8835 * cfgcleanup.c (cleanup_cfg): Call run_fast_dce if
8836 CLEANUP_FORCE_FAST_DCE is set.
8837 * ifcvt.c (rest_of_handle_if_conversion): Pass
8838 CLEANUP_FORCE_FAST_DCE to the final cleanup_cfg call if
8839 if-conversion succeeded.
8841 2019-07-18 Richard Biener <rguenther@suse.de>
8843 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Refactor
8844 branches to make code less indented.
8846 2019-07-17 Alexandre Oliva <oliva@adacore.com>
8849 * attribs.c (decls_mismatched_attributes): Simplify the logic
8850 that avoids duplicates and false positives.
8852 2019-07-17 John David Anglin <danglin@gcc.gnu.org>
8854 * config/pa/pa.c (pa_som_asm_init_sections): Don't force all constant
8855 data into data section when generating PIC code.
8856 (pa_select_section): Use pa_reloc_rw_mask() to qualify relocs.
8857 (pa_reloc_rw_mask): Return 3 when generating PIC code and when
8858 generating code for SOM targets earlier than HP-UX 11. Otherwise,
8859 return 2 for SOM and 0 for other targets.
8861 2019-07-17 Jeff Law <law@redhat.com>
8863 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Fix formatting.
8864 (dse_walker::dse_optimize_stmt): Likewise. Add missing return to
8865 avoid unexpected switch statement fallthru.
8867 2019-07-17 Uroš Bizjak <ubizjak@gmail.com>
8869 * config/i386/i386.md (*add<dwi>3_doubleword):
8870 Remove redundant constraints.
8871 (*add<mode>_1): Ditto.
8874 (*addqi_1_slp): Ditto.
8875 (*add<mode>_2): Ditto.
8876 (*addv<mode>4): Ditto.
8877 (*sub<dwi>3_doubleword): Ditto.
8878 (*sub<mode>_1): Ditto.
8879 (*subqi_1_slp): Ditto.
8880 (*sub<mode>_2): Ditto.
8881 (*subv<mode>4): Ditto.
8882 (*sub<mode>_3): Ditto.
8883 (@add<mode>3_carry): Ditto.
8884 (@sub<mode>3_carry): Ditto.
8885 (*add<mode>3_cc_overflow_1): Ditto.
8886 (*add<mode>3_zext_cc_overflow_2): Ditto.
8888 (*and<mode>_1): Ditto.
8890 (*andqi_1_slp): Ditto.
8892 (*andqi_2_maybe_si): Ditto.
8893 (*and<mode>_2): Ditto.
8894 (*andqi_2_slp): Ditto.
8895 (*<code><mode>_1): Ditto.
8896 (*<code>qi_1): Ditto.
8897 (*<code>qi_1_slp): Ditto.
8898 (*<code><mode>_2): Ditto.
8899 (*<code>qi_2_slp): Ditto.
8901 2019-07-17 Jan Hubicka <hubicka@ucw.cz>
8903 * alias.c (record_component_aliases): Do not simplify pointed-to
8906 2019-07-17 Uroš Bizjak <ubizjak@gmail.com>
8908 * config/i386/i386.md (*andqi_2_maybe_si): Handle potential
8909 partial reg stall on alternative 2.
8911 2019-07-17 Richard Biener <rguenther@suse.de>
8913 PR tree-optimization/91178
8914 * tree-ssa.c (release_defs_bitset): Iterate from higher to
8915 lower SSA names to avoid quadratic behavior in the common case.
8916 * tree-data-ref.c (split_constant_offset): Add limit argument
8917 and pass it down. Initialize it from PARAM_SSA_NAME_DEF_CHAIN_LIMIT.
8918 (split_constant_offset_1): Add limit argument and use it to
8919 limit SSA def walking. Optimize the common plus/minus case.
8921 2019-07-17 Richard Biener <rguenther@suse.de>
8923 PR tree-optimization/91178
8924 * tree-vect-stmts.c (get_group_load_store_type): For SLP
8925 loads with a gap larger than the vector size always use
8927 (vectorizable_load): For VMAT_STRIDED_SLP with a permutation
8928 avoid loading vectors that are only contained in the gap
8929 and thus are not needed.
8931 2019-07-17 Richard Biener <rguenther@suse.de>
8933 PR tree-optimization/91180
8934 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix offset
8935 computation for memset partial defs.
8937 2019-07-17 Jakub Jelinek <jakub@redhat.com>
8939 * gimple.h (enum gf_mask): Remove GF_OMP_FOR_SIMD, change
8940 GF_OMP_FOR_KIND_SIMD to a value serially after other kinds,
8941 divide GF_OMP_FOR_KIND_MASK, GF_OMP_FOR_COMBINED,
8942 GF_OMP_FOR_COMBINED_INTO, GF_OMP_FOR_GRID_PHONY,
8943 GF_OMP_FOR_GRID_INTRA_GROUP and GF_OMP_FOR_GRID_GROUP_ITER by two.
8944 * omp-grid.c (grid_process_grid_body,
8945 grid_eliminate_combined_simd_part): Use GF_OMP_FOR_KIND_SIMD instead
8946 of GF_OMP_FOR_SIMD, don't test & GF_OMP_FOR_SIMD but
8947 == GF_OMP_FOR_KIND_SIMD.
8948 * omp-low.c (build_outer_var_ref, scan_sharing_clauses,
8949 check_omp_nesting_restrictions, scan_omp_1_stmt,
8950 lower_rec_input_clauses, lower_lastprivate_conditional_clauses,
8951 lower_lastprivate_clauses, lower_reduction_clauses, lower_omp_scan,
8952 omp_find_scan): Likewise.
8953 * omp-expand.c (expand_omp_for): Likewise.
8954 * omp-general.c (omp_extract_for_data): Likewise.
8956 PR tree-optimization/91157
8957 * tree-vect-generic.c (expand_vector_comparison): Handle lhs being
8958 a vector boolean with scalar mode.
8959 (expand_vector_condition): Handle first operand being a vector boolean
8961 (expand_vector_operations_1): For comparisons, don't bail out early
8962 if the return type is vector boolean with scalar mode, but comparison
8963 operand type is not.
8965 2019-07-17 Richard Biener <rguenther@suse.de>
8967 PR tree-optimization/91181
8968 * tree-vect-slp.c (vect_build_slp_tree_1): Do not compare
8971 2019-07-16 Uroš Bizjak <ubizjak@gmail.com>
8973 * config/i386/i386.md (*testdi_1): Match CCZmode for
8974 constants that might have the SImode sign bit set.
8975 (*testqi_1_maybe_si): Remove "!" constraint modifier.
8976 Use correct constraints for pentium pairing.
8977 (*test<mode>_1): Ditto.
8979 2019-07-16 Jeff Law <law@redhat.com>
8981 PR rtl-optimization/91173
8982 * tree-ssa-address.c (addr_for_mem_ref): If the base is an
8983 SSA_NAME with a constant value, fold its value into the offset
8984 and clear the base before calling gen_addr_rtx.
8986 2019-07-16 Jakub Jelinek <jakub@redhat.com>
8988 PR rtl-optimization/91164
8989 * dse.c (rest_of_handle_dse): If dead edges have been purged,
8990 invalidate dominance info.
8992 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
8994 * read-md.h (md_reader::record_potential_iterator_use): Add a
8995 file_location parameter.
8996 * read-rtl.c (attribute_use::loc): New field.
8997 (map_attr_string): Take a file_location parameter. Report cases
8998 in which attributes map to multiple distinct values.
8999 (apply_attribute_uses): Update call accordingly.
9000 (md_reader::handle_overloaded_name): Likewise.
9001 (md_reader::apply_iterator_to_string): Likewise. Skip empty
9003 (record_attribute_use): Take a file_location parameter.
9004 Initialize attribute_use::loc.
9005 (md_reader::record_potential_iterator_use): Take a file_location
9006 parameter. Update call to record_attribute_use.
9007 (rtx_reader::rtx_alloc_for_name): Update call accordingly.
9008 (rtx_reader::read_rtx_code): Likewise.
9009 (rtx_reader::read_rtx_operand): Likewise. Record a location
9010 for implicitly-expanded empty strings.
9012 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
9014 * read-md.h (md_reader::ptr_loc): Moved from read-md.c.
9015 Use file_location instead of separate fields.
9016 (md_reader::set_md_ptr_loc): Take a file_location instead of a
9017 separate filename and line number.
9018 * read-md.c (ptr_loc): As above.
9019 (md_reader::copy_md_ptr_loc): Update for new ptr_loc layout.
9020 (md_reader::fprint_md_ptr_loc): Likewise.
9021 (md_reader::set_md_ptr_loc): Likewise. Take a file_location
9022 instead of a separate filename and line number.
9023 (md_reader::read_string): Update call accordingly.
9025 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
9027 * config/rs6000/rs6000.md (*mov<mode>_update1): Explicitly
9028 use <SFDF:mode>, <SFDF:MODE>, <SFDF:Ff> and <SFDF:bits> rather than
9029 leaving the choice between SFDF and P implicit.
9030 (*mov<mode>_update2): Likewise.
9031 (*cmp<IBM128:mode>_internal2): Explicitly use <IBM128:MODE>
9032 rather than leaving the choice betweem IBM128 and GPR implicit.
9033 (*fix<uns>_trunc<IEEE128:mode><QHSI:mode>2_mem): Explicitly use
9034 <IEEE128:MODE> rather than leaving the choice between IEEE128 and
9036 (AltiVec define_peephole2s): Explicitly use <ALTIVEC_DFORM:MODE>
9037 rather than leaving the choice between ALTIVEC_DFORM and P implicit.
9038 * config/rs6000/vsx.md
9039 (*vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>)
9040 (*vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Explicitly
9041 use <FL_CONV:VSisa> rather than leaving the choice between FL_CONV
9042 and VSX_EXTRACT_I implicit.
9044 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
9046 * config/mips/micromips.md (*movep<MOVEP1:mode><MOVEP2:mode>):
9047 Explicitly use <MOVEP1:MODE> for the mode attribute.
9049 2019-07-16 Jan Hubicka <hubicka@ucw.cz>
9052 * ipa-fnsummary.c (analyze_function_body): Skip debug stmts
9054 2019-07-15 Segher Boessenkool <segher@kernel.crashing.org>
9057 * config/rs6000/rs6000.c (rs6000_file_start): Never skip emitting a
9060 2019-07-15 Uroš Bizjak <ubizjak@gmail.com>
9062 * config/i386/i386.md (@test<mode>_ccno_1):
9063 Rename from test<mode>_ccno_1.
9064 (*testdi_1): Remove redundant alternatives. Remove modrm attribute.
9065 (*testqi_1_maybe_si): Remove modrm attribute.
9066 (*test<mode>_1): Ditto.
9067 * config/i386/i386-expand.c (ix86_split_idivmod): Use
9068 gen_test_ccno_1 and gen_extend_insn.
9070 2019-07-15 Jan Hubicka <hubicka@ucw.cz>
9072 * tree-ssa-alias.c (aliasing_component_refs_walk): Initialize same_p
9075 2019-07-15 Richard Biener <rguenther@suse.de>
9078 * tree-cfg.c (move_block_to_fn): When releasing a virtual PHI
9079 node make sure to replace all uses with something valid.
9081 2019-07-15 Kewen Lin <linkw@gcc.gnu.org>
9083 PR tree-optimization/88497
9084 * tree-ssa-reassoc.c (reassociate_bb): Swap the positions of
9085 GIMPLE_BINARY_RHS check and gimple_visited_p check, call new
9086 function undistribute_bitref_for_vector.
9087 (undistribute_bitref_for_vector): New function.
9088 (cleanup_vinfo_map): Likewise.
9089 (sort_by_mach_mode): Likewise.
9091 2019-07-14 Uroš Bizjak <ubizjak@gmail.com>
9093 * config/i386/i386.md (nonmemory_szext_operand): New mode attribute.
9094 (test<mode>_ccno_1): Macroize insn pattern from testsi_ccno_1
9095 and testdi_ccno_1 using SWI48 mode attribute.
9096 (*testdi_1): Use x86_64_szext_nonmemory_operand instead of
9097 x86_64_szext_general_operand.
9098 (*testqi_1_maybe_si): Use nonmemory_operand instead of general_operand.
9099 (*test<mode>_1): Use nonmemory_szext_operand mode attribute
9100 instead of genera_operand mode attribute.
9102 2019-07-14 Vladislav Ivanishin <vlad@ispras.ru>
9104 * gdbhooks.py (DumpFn.invoke): Add explicit casts of return values of
9105 fopen and fclose to their respective types.
9106 (DotFn.invoke): Ditto.
9108 2019-07-14 Jan Hubicka <hubicka@ucw.cz>
9110 * ipa-fnsummary.c (ipa_dump_hints): Do not dump array_index.
9111 (ipa_fn_summary::~ipa_fn_summary): Do not destroy array_index.
9112 (ipa_fn_summary_t::duplicate): Do not duplicate array_index.
9113 (array_index_predicate): Remove.
9114 (analyze_function_body): Account cost for variable ofsetted array
9116 (estimate_node_size_and_time): Do not compute array index hint.
9117 (ipa_merge_fn_summary_after_inlining): Do not merge array index hint.
9118 (inline_read_section): Do not read array index hint.
9119 (ipa_fn_summary_write): Do not write array index hint.
9120 * doc/invoke.texi (ipa-cp-array-index-hint-bonus): Remove.
9121 * ipa-cp.c (hint_time_bonus): Remove.
9122 * ipa-fnsummary.h (ipa_hints_vals): Remove array_index.
9123 (ipa_fnsummary): Remove array_index.
9124 * ipa-inline.c (want_inline_small_function_p): Do not use
9126 (edge_badness): Likewise.
9127 * params.def (PARAM_IPA_CP_ARRAY_INDEX_HINT_BONUS): Remove.
9129 2019-07-14 Segher Boessenkool <segher@kernel.crashing.org>
9132 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Remove
9133 superfluous "builtin function" phrasing.
9135 2019-07-13 Jan Hubicka <hubicka@ucw.cz>
9137 * tree-ssa-alias.c (component_ref_to_zero_sized_trailing_array_p):
9139 (aliasing_component_refs_walk): Break out from ...
9140 (aliasing_component_refs_p): ... here.
9142 2019-07-13 Segher Boessenkool <segher@kernel.crashing.org>
9145 * config/rs6000/rs6000.c (rs6000_invalid_builtin): Remove superfluous
9146 "builtin function" phrasing.
9148 2019-07-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9151 * recog.h (temporary_volatile_ok): New class.
9152 * config/aarch64/aarch64.c (aarch64_emit_sve_pred_move): Set
9153 volatile_ok temporarily to true using temporary_volatile_ok.
9154 * expr.c (emit_block_move_via_cpymem): Likewise.
9155 * optabs.c (maybe_legitimize_operand): Likewise.
9157 2019-07-13 Jakub Jelinek <jakub@redhat.com>
9159 * gimplify.c (struct gimplify_omp_ctx): Add order_concurrent member.
9160 (omp_notice_threadprivate_variable): Diagnose threadprivate variable
9161 uses inside of order(concurrent) constructs.
9162 (gimplify_scan_omp_clauses): Set ctx->order_concurrent if
9163 OMP_CLAUSE_ORDER is seen.
9164 * omp-low.c (struct omp_context): Add order_concurrent member.
9165 (scan_sharing_clauses): Set ctx->order_concurrent if
9166 OMP_CLAUSE_ORDER is seen.
9167 (check_omp_nesting_restrictions): Diagnose ordered or atomic inside
9168 of simd order(concurrent). Diagnose constructs not allowed inside of
9169 for order(concurrent).
9170 (setjmp_or_longjmp_p): Add a context and TREE_PUBLIC check to avoid
9171 complaining about static double setjmp (double); or class static
9172 methods or non-global namespace setjmps.
9173 (omp_runtime_api_call): New function.
9174 (scan_omp_1_stmt): Diagnose OpenMP runtime API calls inside of
9175 order(concurrent) loops.
9177 2019-07-12 Martin Sebor <msebor@redhat.com>
9179 * doc/invoke.texi (ssa-name-def-chain-limit): Document new --param.
9180 * params.def (PARAM_SSA_NAME_DEF_CHAIN_LIMIT): Add new --param.
9181 * tree-vrp.c (vrp_prop::check_mem_ref): Use
9182 PARAM_SSA_NAME_DEF_CHAIN_LIMIT.
9184 2019-07-12 Jan Hubicka <jh@suse.cz>
9186 * tree-ssa-alias.c (same_tmr_indexing_p): Break out from ...
9187 (indirect_refs_may_alias_p): ... here.
9188 (nonoverlapping_component_refs_since_match_p): Support also non-trivial
9189 mem refs in the access paths.
9191 2019-07-12 Jiangning Liu <jiangning.liu@amperecomputing.com>
9193 PR tree-optimization/89430
9194 * tree-ssa-phiopt.c (cond_store_replacement): Support conditional
9195 store elimination for local variable without address escape.
9197 2019-07-12 Jeff Law <law@redhat.com>
9199 * config/c6x/c6x.c (c6x_section_type): Clear SECTION_NOTYPE
9200 for the ".far" section.
9202 2019-07-12 Richard Biener <rguenther@suse.de>
9204 PR tree-optimization/91145
9205 * tree-vect-slp.c (vect_build_slp_tree_2): Fix reduction
9208 2019-07-12 Alexandre Oliva <oliva@adacore.com>
9210 * tree-eh.c (honor_protect_cleanup_actions): Use outer_
9211 rather than this_state as the lowering context for the ELSE
9212 seq in a GIMPLE_EH_ELSE.
9214 2019-07-12 Richard Sandiford <richard.sandiford@arm.com>
9216 * vector-builder.h (vector_builder::elt): Allow already-supplied
9217 elements to be read back before building is complete.
9219 2019-07-12 Eric Botcazou <ebotcazou@adacore.com>
9221 PR rtl-optimization/91136
9222 * df-core.c (ACCESSING REFS): Fix typos in comment.
9223 * resource.c (mark_target_live_reg): Add artificial defs that occur at
9224 the beginning of the block to the initial set of live registers.
9226 2019-07-12 Richard Biener <rguenther@suse.de>
9228 * fold-const.h (get_array_ctor_element_at_index): Adjust.
9229 * fold-const.c (get_array_ctor_element_at_index): Add
9230 ctor_idx output parameter informing the caller where in
9231 the constructor the element was (not) found. Add early exit
9232 for when the ctor is sorted.
9233 * gimple-fold.c (fold_array_ctor_reference): Support constant
9234 folding across multiple array elements.
9236 2019-07-12 Eric Botcazou <ebotcazou@adacore.com>
9238 * cfgexpand.c (expand_gimple_stmt_1) <GIMPLE_RETURN>: If the statement
9239 doesn't have location, set the current location to the function's end.
9241 2019-07-12 Richard Sandiford <richard.sandiford@arm.com>
9243 * config/aarch64/aarch64.md (*compare_condjump<mode>)
9244 (loadwb_pair<GPI:mode>_<P:mode>, loadwb_pair<GPF:mode>_<P:mode>)
9245 (storewb_pair<GPI:mode>_<P:mode>, storewb_pair<GPF:mode>_<P:mode>)
9246 (*ands<mode>_compare0): Fix ambiguous uses of .md attributes.
9247 * config/aarch64/aarch64-simd.md
9248 (*aarch64_get_lane_extend<GPI:mode><VDQQH:mode>): Likewise.
9249 (*aarch64_get_lane_zero_extend<GPI:mode><VDQQH:mode>): Likewise.
9250 * config/aarch64/aarch64-sve.md
9251 (while_ult<GPI:mode><PRED_ALL:mode>): Likewise.
9252 (*cond_<optab><mode>_any): Fix SVE_I/SVE_SDI typo.
9254 2019-07-12 Richard Sandiford <richard.sandiford@arm.com>
9256 * doc/md.texi: Document that @ patterns can have different
9257 numbers of operands.
9258 * genemit.c (handle_overloaded_gen): Handle this case.
9259 * genopinit.c (handle_overloaded_gen): Likewise.
9260 * gensupport.c (replace_operands_with_dups): Iterate over
9261 the new rtx's format rather than the old one's.
9263 2019-07-12 Jakub Jelinek <jakub@redhat.com>
9265 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_ORDER.
9266 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
9267 order clause entries.
9268 (walk_tree_1): Handle OMP_CLAUSE_ORDER.
9269 * tree-pretty-print.c (dump_omp_clause): Likewise.
9270 * gimplify.c (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses):
9272 * omp-low.c (scan_sharing_clauses): Likewise.
9273 * tree-nested.c (convert_nonlocal_omp_clauses,
9274 convert_local_omp_clauses): Likewise.
9276 2019-07-12 Kewen Lin <linkw@gcc.gnu.org>
9278 * cfgrtl.c (print_rtl_with_bb): Emit a hint if the
9279 fallthrough target of current basic block isn't the placed
9282 2019-07-11 Sunil K Pandey <sunil.k.pandey@intel.com>
9285 * config/i386/avx512fintrin.h (_mm512_loadu_epi64): New.
9286 (_mm512_storeu_epi64): Likewise.
9287 (_mm512_loadu_epi32): Likewise.
9288 (_mm512_storeu_epi32): Likewise.
9289 * config/i386/avx512vlintrin.h (_mm256_storeu_epi64): New.
9290 (_mm_storeu_epi64): Likewise.
9291 (_mm256_storeu_epi32): Likewise.
9292 (_mm_storeu_epi32): Likewise.
9294 2019-07-11 Segher Boessenkool <segher@kernel.crashing.org>
9296 * config/rs6000/rs6000-logue.c: Add Modula-2 to comment.
9298 2019-07-11 Segher Boessenkool <segher@kernel.crashing.org>
9300 * config/rs6000/rs6000-logue.c (rs6000_output_function_epilogue):
9303 2019-07-11 Jakub Jelinek <jakub@redhat.com>
9306 * config/i386/sse.md (sse2_cvtpd2dq<mask_name>): Change into ...
9307 (sse2_cvtpd2dq): ... this. Remove mask substitution macros.
9308 (sse2_cvtpd2dq_mask, sse2_cvtpd2dq_mask_1): New define_insns.
9309 (ufix_notruncv2dfv2si2<mask_name>): Change into ...
9310 (ufix_notruncv2dfv2si2): ... this. Remove mask substitution macros.
9311 (ufix_notruncv2dfv2si2_mask, ufix_notruncv2dfv2si2_mask_1): New
9313 (ufix_truncv2dfv2si2<mask_name>): Change into ...
9314 (ufix_truncv2dfv2si2): ... this. Remove mask substitution macros.
9315 (ufix_truncv2dfv2si2_mask, ufix_truncv2dfv2si2_mask_1): New
9317 (sse2_cvttpd2dq<mask_name>): Change into ...
9318 (sse2_cvttpd2dq): ... this. Remove mask substitution macros.
9319 (sse2_cvttpd2dq_mask, sse2_cvttpd2dq_mask_1): New define_insns.
9320 (*sse2_cvtpd2dq<mask_name>): Change into ...
9321 (*sse2_cvtpd2dq): ... this. Remove mask substitution macros.
9322 Add "C" constraint to const0_operand.
9323 (*sse2_cvtpd2dq_mask, *sse2_cvtpd2dq_mask_1): New define_insns.
9324 (sse2_cvtpd2ps_mask): Adjust expand to match *sse2_cvtpd2ps_mask
9328 * config/i386/i386-builtin-types.def
9329 (V32HI_FTYPE_V32HI_V32HI_V32HI_INT,
9330 V16HI_FTYPE_V16HI_V16HI_V16HI_INT, V8HI_FTYPE_V8HI_V8HI_V8HI_INT,
9331 V8SI_FTYPE_V8SI_V8SI_V8SI_INT, V4DI_FTYPE_V4DI_V4DI_V4DI_INT,
9332 V8DI_FTYPE_V8DI_V8DI_V8DI_INT, V16SI_FTYPE_V16SI_V16SI_V16SI_INT,
9333 V2DI_FTYPE_V2DI_V2DI_V2DI_INT, V4SI_FTYPE_V4SI_V4SI_V4SI_INT): Remove.
9334 * config/i386/i386-builtin.def (__builtin_ia32_vpshrdv_v32hi_mask,
9335 __builtin_ia32_vpshrdv_v32hi_maskz, __builtin_ia32_vpshrdv_v16hi_mask,
9336 __builtin_ia32_vpshrdv_v16hi_maskz, __builtin_ia32_vpshrdv_v8hi_mask,
9337 __builtin_ia32_vpshrdv_v8hi_maskz, __builtin_ia32_vpshrdv_v16si_mask,
9338 __builtin_ia32_vpshrdv_v16si_maskz, __builtin_ia32_vpshrdv_v8si_mask,
9339 __builtin_ia32_vpshrdv_v8si_maskz, __builtin_ia32_vpshrdv_v4si_mask,
9340 __builtin_ia32_vpshrdv_v4si_maskz, __builtin_ia32_vpshrdv_v8di_mask,
9341 __builtin_ia32_vpshrdv_v8di_maskz, __builtin_ia32_vpshrdv_v4di_mask,
9342 __builtin_ia32_vpshrdv_v4di_maskz, __builtin_ia32_vpshrdv_v2di_mask,
9343 __builtin_ia32_vpshrdv_v2di_maskz, __builtin_ia32_vpshldv_v32hi_mask,
9344 __builtin_ia32_vpshldv_v32hi_maskz, __builtin_ia32_vpshldv_v16hi_mask,
9345 __builtin_ia32_vpshldv_v16hi_maskz, __builtin_ia32_vpshldv_v8hi_mask,
9346 __builtin_ia32_vpshldv_v8hi_maskz, __builtin_ia32_vpshldv_v16si_mask,
9347 __builtin_ia32_vpshldv_v16si_maskz, __builtin_ia32_vpshldv_v8si_mask,
9348 __builtin_ia32_vpshldv_v8si_maskz, __builtin_ia32_vpshldv_v4si_mask,
9349 __builtin_ia32_vpshldv_v4si_maskz, __builtin_ia32_vpshldv_v8di_mask,
9350 __builtin_ia32_vpshldv_v8di_maskz, __builtin_ia32_vpshldv_v4di_mask,
9351 __builtin_ia32_vpshldv_v4di_maskz, __builtin_ia32_vpshldv_v2di_mask,
9352 __builtin_ia32_vpshldv_v2di_maskz, __builtin_ia32_vpdpbusd_v16si_mask,
9353 __builtin_ia32_vpdpbusd_v16si_maskz, __builtin_ia32_vpdpbusd_v8si_mask,
9354 __builtin_ia32_vpdpbusd_v8si_maskz, __builtin_ia32_vpdpbusd_v4si_mask,
9355 __builtin_ia32_vpdpbusd_v4si_maskz,
9356 __builtin_ia32_vpdpbusds_v16si_mask,
9357 __builtin_ia32_vpdpbusds_v16si_maskz,
9358 __builtin_ia32_vpdpbusds_v8si_mask,
9359 __builtin_ia32_vpdpbusds_v8si_maskz,
9360 __builtin_ia32_vpdpbusds_v4si_mask,
9361 __builtin_ia32_vpdpbusds_v4si_maskz,
9362 __builtin_ia32_vpdpwssd_v16si_mask,
9363 __builtin_ia32_vpdpwssd_v16si_maskz, __builtin_ia32_vpdpwssd_v8si_mask,
9364 __builtin_ia32_vpdpwssd_v8si_maskz, __builtin_ia32_vpdpwssd_v4si_mask,
9365 __builtin_ia32_vpdpwssd_v4si_maskz,
9366 __builtin_ia32_vpdpwssds_v16si_mask,
9367 __builtin_ia32_vpdpwssds_v16si_maskz,
9368 __builtin_ia32_vpdpwssds_v8si_mask,
9369 __builtin_ia32_vpdpwssds_v8si_maskz,
9370 __builtin_ia32_vpdpwssds_v4si_mask,
9371 __builtin_ia32_vpdpwssds_v4si_maskz): Use *_USI, *_UHI or *_UQI
9372 suffixed types rather than *_INT.
9373 * config/i386/i386-expand.c (ix86_expand_args_builtin): Don't handle
9374 V32HI_FTYPE_V32HI_V32HI_V32HI_INT, V16HI_FTYPE_V16HI_V16HI_V16HI_INT,
9375 V8HI_FTYPE_V8HI_V8HI_V8HI_INT, V8SI_FTYPE_V8SI_V8SI_V8SI_INT,
9376 V4DI_FTYPE_V4DI_V4DI_V4DI_INT, V8DI_FTYPE_V8DI_V8DI_V8DI_INT,
9377 V16SI_FTYPE_V16SI_V16SI_V16SI_INT, V2DI_FTYPE_V2DI_V2DI_V2DI_INT
9378 and V4SI_FTYPE_V4SI_V4SI_V4SI_INT.
9380 2019-07-11 Aldy Hernandez <aldyh@redhat.com>
9382 * tree-vrp.c (intersect_ranges): If we know the intersection is
9383 empty, there is no need to conservatively add anything else to
9386 2019-07-11 Richard Biener <rguenther@suse.de>
9389 * gimplify.c (gimplify_compound_literal_expr): Force a temporary
9390 when the object is volatile and we have not cleared it even though
9391 there are no nonzero elements.
9393 2019-07-10 Michael Meissner <meissner@linux.ibm.com>
9395 * config/rs6000/predicates.md (cint34_operand): Update
9396 SIGNED_34BIT_OFFSET_P call.
9397 (pcrel_address): Update SIGNED_34BIT_OFFSET_P call.
9398 (pcrel_external_address): Update SIGNED_34BIT_OFFSET_P call.
9399 * config/rs6000/rs6000.c (rs6000_prefixed_address): Update
9400 SIGNED_16BIT_OFFSET_P and SIGNED_34BIT_OFFSET_P calls.
9401 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): Remove EXTRA
9403 (SIGNED_34BIT_OFFSET_P): Remove EXTRA argument.
9404 (SIGNED_16BIT_OFFSET_EXTRA_P): New macro, like
9405 SIGNED_16BIT_OFFSET_P with an EXTRA argument.
9406 (SIGNED_34BIT_OFFSET_EXTRA_P): New macro, like
9407 SIGNED_34BIT_OFFSET_P with an EXTRA argument.
9409 2019-07-10 Iain Sandoe <iain@sandoe.co.uk>
9411 * config/rs6000/darwin.h (LIB_SPEC): Collate this spec here.
9412 * config/rs6000/darwin7.h (LIB_SPEC): Remove.
9413 * config/rs6000/darwin8.h (LIB_SPEC): Remove.
9414 (DEF_MIN_OSX_VERSION): New.
9416 2019-07-10 Richard Sandiford <richard.sandiford@arm.com>
9418 * fold-const.c (fold_relational_const): Fix folding of
9419 vector-to-scalar NE_EXPRs.
9420 (test_vector_folding): Add more tests.
9422 2019-07-10 Richard Sandiford <richard.sandiford@arm.com>
9425 * config/arm/iterators.md (V2DI_ONLY): New mode iterator.
9426 * config/arm/neon.md (vec_set<mode>_internal): Add a '@' prefix.
9427 (vec_setv2di_internal): Reexpress as...
9428 (@vec_set<V2DI_ONLY:mode>_internal): ...this.
9429 * config/arm/arm.c (neon_expand_vector_init): Use gen_vec_set_internal
9430 rather than gen_neon_vset_lane<mode>.
9432 2019-07-10 Vladimir Makarov <vmakarov@redhat.com>
9435 * lra-constraints.c (process_alt_operands): Don't match user
9436 defined regs only if they are early clobbers.
9438 2019-07-10 Marc Glisse <marc.glisse@inria.fr>
9440 * wide-int.h (wi::lshift): Reject negative values for the fast path.
9442 2019-07-10 Richard Biener <rguenther@suse.de>
9444 PR tree-optimization/91126
9445 * tree-ssa-sccvn.c (n_walk_cb_data::push_partial_def): Adjust
9446 native encoding offset for BYTES_BIG_ENDIAN.
9447 (vn_reference_lookup_3): Likewise.
9449 2019-07-10 Richard Biener <rguenther@suse.de>
9451 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look at valueized
9452 LHS whenever possible.
9454 2019-07-09 Jan Hubicka <hubicka@ucw.cz>
9456 * tree-ssa-alias.c (nonoverlapping_component_refs_p_1): Break out
9457 from ...; work also on duplicated types.
9458 (nonoverlapping_component_refs_since_match): ... here
9459 (ncr_type_uid): Break out from ...
9460 (ncr_compar): ... here; look for TYPE_UID of canonical type if
9462 (nonoverlapping_component_refs_p): Use same_type_for_tbaa to match
9463 the types and nonoverlapping_component_refs_p_1 to disambiguate.
9465 2019-07-09 Martin Sebor <msebor@redhat.com>
9467 PR tree-optimization/90989
9468 * tree-ssa-strlen.c (handle_char_store): Constrain a single character
9469 optimization to just single character stores.
9471 2019-07-09 Joern Rennecke <joern.rennecke@riscy-ip.com>
9473 * tree-vect-stmts.c (vectorizable_comparison) <!slp_node>:
9474 Swap operands only once.
9476 2019-07-09 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
9478 * cfgcleanup.c (old_insns_match_p): Check if used hard regs set is equal
9479 for both call instructions.
9481 2019-07-09 John Darrington <john@darrington.wattle.id.au>
9483 * simplify-rtx.c (simplify_unary_operation_1): Use GET_MODE_PRECISION
9484 rather than GET_MODE_BITSIZE to better handle partial integer modes.
9486 2019-07-09 Michael Meissner <meissner@linux.ibm.com>
9488 * config/rs6000/rs6000-internal.h (create_TOC_reference): Delete.
9489 * config/rs6000/rs6000-logue.c (create_TOC_reference): Move
9490 function from rs6000-logue.c back to rs6000.c.
9491 * config/rs6000/rs6000.c (create_TOC_reference): Likewise.
9493 2019-07-09 Martin Sebor <msebor@redhat.com>
9496 * auto-profile.c: Change class-key of PODs to struct and others
9498 * basic-block.h: Same.
9499 * bitmap.c (bitmap_alloc): Same.
9501 * builtins.c (expand_builtin_prefetch): Same.
9502 (expand_builtin_interclass_mathfn): Same.
9503 (expand_builtin_strlen): Same.
9504 (expand_builtin_mempcpy_args): Same.
9505 (expand_cmpstr): Same.
9506 (expand_builtin___clear_cache): Same.
9507 (expand_ifn_atomic_bit_test_and): Same.
9508 (expand_builtin_thread_pointer): Same.
9509 (expand_builtin_set_thread_pointer): Same.
9510 * caller-save.c (setup_save_areas): Same.
9511 (replace_reg_with_saved_mem): Same.
9512 (insert_restore): Same.
9513 (insert_save): Same.
9514 (add_used_regs): Same.
9515 * cfg.c (get_bb_copy): Same.
9516 (set_loop_copy): Same.
9519 * cfgexpand.c (alloc_stack_frame_space): Same.
9520 (add_stack_var): Same.
9521 (add_stack_var_conflict): Same.
9522 (add_scope_conflicts_1): Same.
9523 (update_alias_info_with_stack_vars): Same.
9524 (expand_used_vars): Same.
9525 * cfghooks.c (redirect_edge_and_branch_force): Same.
9526 (delete_basic_block): Same.
9528 (make_forwarder_block): Same.
9529 (force_nonfallthru): Same.
9530 (duplicate_block): Same.
9531 (lv_flush_pending_stmts): Same.
9533 * cfgloop.c (flow_loops_cfg_dump): Same.
9534 (flow_loop_nested_p): Same.
9535 (superloop_at_depth): Same.
9536 (get_loop_latch_edges): Same.
9537 (flow_loop_dump): Same.
9538 (flow_loops_dump): Same.
9539 (flow_loops_free): Same.
9540 (flow_loop_nodes_find): Same.
9541 (establish_preds): Same.
9542 (flow_loop_tree_node_add): Same.
9543 (flow_loop_tree_node_remove): Same.
9544 (flow_loops_find): Same.
9545 (find_subloop_latch_edge_by_profile): Same.
9546 (find_subloop_latch_edge_by_ivs): Same.
9547 (mfb_redirect_edges_in_set): Same.
9548 (form_subloop): Same.
9549 (merge_latch_edges): Same.
9550 (disambiguate_multiple_latches): Same.
9551 (disambiguate_loops_with_multiple_latches): Same.
9552 (flow_bb_inside_loop_p): Same.
9554 (get_loop_body_with_size): Same.
9555 (get_loop_body): Same.
9556 (fill_sons_in_loop): Same.
9557 (get_loop_body_in_dom_order): Same.
9558 (get_loop_body_in_custom_order): Same.
9559 (release_recorded_exits): Same.
9560 (get_loop_exit_edges): Same.
9561 (num_loop_branches): Same.
9562 (remove_bb_from_loops): Same.
9563 (find_common_loop): Same.
9564 (delete_loop): Same.
9565 (cancel_loop): Same.
9566 (verify_loop_structure): Same.
9567 (loop_preheader_edge): Same.
9568 (loop_exit_edge_p): Same.
9569 (single_exit): Same.
9570 (loop_exits_to_bb_p): Same.
9571 (loop_exits_from_bb_p): Same.
9572 (get_loop_location): Same.
9573 (record_niter_bound): Same.
9574 (get_estimated_loop_iterations_int): Same.
9575 (max_stmt_executions_int): Same.
9576 (likely_max_stmt_executions_int): Same.
9577 (get_estimated_loop_iterations): Same.
9578 (get_max_loop_iterations): Same.
9579 (get_max_loop_iterations_int): Same.
9580 (get_likely_max_loop_iterations): Same.
9581 * cfgloop.h (simple_loop_desc): Same.
9585 (loop_iterator::next): Same.
9586 (loop_outermost): Same.
9587 * cfgloopanal.c (mark_irreducible_loops): Same.
9588 (num_loop_insns): Same.
9589 (average_num_loop_insns): Same.
9590 (expected_loop_iterations_unbounded): Same.
9591 (expected_loop_iterations): Same.
9592 (mark_loop_exit_edges): Same.
9593 (single_likely_exit): Same.
9594 * cfgloopmanip.c (fix_bb_placement): Same.
9595 (fix_bb_placements): Same.
9596 (remove_path): Same.
9597 (place_new_loop): Same.
9599 (scale_loop_frequencies): Same.
9600 (scale_loop_profile): Same.
9601 (create_empty_if_region_on_edge): Same.
9602 (create_empty_loop_on_edge): Same.
9605 (fix_loop_placements): Same.
9606 (copy_loop_info): Same.
9607 (duplicate_loop): Same.
9608 (duplicate_subloops): Same.
9609 (loop_redirect_edge): Same.
9610 (can_duplicate_loop_p): Same.
9611 (duplicate_loop_to_header_edge): Same.
9612 (mfb_keep_just): Same.
9613 (has_preds_from_loop): Same.
9614 (create_preheader): Same.
9615 (create_preheaders): Same.
9616 (lv_adjust_loop_entry_edge): Same.
9617 (loop_version): Same.
9618 * cfgloopmanip.h: Same.
9620 * cgraphbuild.c: Same.
9621 * combine.c (make_extraction): Same.
9622 * config/i386/i386-features.c: Same.
9623 * config/i386/i386-features.h: Same.
9624 * config/i386/i386.c (ix86_emit_outlined_ms2sysv_save): Same.
9625 (ix86_emit_outlined_ms2sysv_restore): Same.
9626 (ix86_noce_conversion_profitable_p): Same.
9627 (ix86_init_cost): Same.
9628 (ix86_simd_clone_usable): Same.
9629 * configure.ac (ACX_PROG_CXX_WARNING_OPTS): Add -Wclass-is-pod and
9631 * coretypes.h: Same.
9632 * data-streamer-in.c (string_for_index): Change class-key of PODs
9633 to struct and others to class.
9634 (streamer_read_indexed_string): Same.
9635 (streamer_read_string): Same.
9636 (bp_unpack_indexed_string): Same.
9637 (bp_unpack_string): Same.
9638 (streamer_read_uhwi): Same.
9639 (streamer_read_hwi): Same.
9640 (streamer_read_gcov_count): Same.
9641 (streamer_read_wide_int): Same.
9642 * data-streamer.h (streamer_write_bitpack): Same.
9643 (bp_unpack_value): Same.
9644 (streamer_write_char_stream): Same.
9645 (streamer_write_hwi_in_range): Same.
9646 (streamer_write_record_start): Same.
9647 * ddg.c (create_ddg_dep_from_intra_loop_link): Same.
9648 (add_cross_iteration_register_deps): Same.
9649 (build_intra_loop_deps): Same.
9650 * df-core.c (df_analyze): Same.
9651 (loop_post_order_compute): Same.
9652 (loop_inverted_post_order_compute): Same.
9653 * df-problems.c (df_rd_alloc): Same.
9654 (df_rd_simulate_one_insn): Same.
9655 (df_rd_local_compute): Same.
9656 (df_rd_init_solution): Same.
9657 (df_rd_confluence_n): Same.
9658 (df_rd_transfer_function): Same.
9660 (df_rd_dump_defs_set): Same.
9661 (df_rd_top_dump): Same.
9662 (df_lr_alloc): Same.
9663 (df_lr_reset): Same.
9664 (df_lr_local_compute): Same.
9666 (df_lr_confluence_n): Same.
9668 (df_lr_top_dump): Same.
9669 (df_lr_verify_transfer_functions): Same.
9670 (df_live_alloc): Same.
9671 (df_live_reset): Same.
9672 (df_live_init): Same.
9673 (df_live_confluence_n): Same.
9674 (df_live_finalize): Same.
9675 (df_live_free): Same.
9676 (df_live_top_dump): Same.
9677 (df_live_verify_transfer_functions): Same.
9678 (df_mir_alloc): Same.
9679 (df_mir_reset): Same.
9680 (df_mir_init): Same.
9681 (df_mir_confluence_n): Same.
9682 (df_mir_free): Same.
9683 (df_mir_top_dump): Same.
9684 (df_word_lr_alloc): Same.
9685 (df_word_lr_reset): Same.
9686 (df_word_lr_init): Same.
9687 (df_word_lr_confluence_n): Same.
9688 (df_word_lr_free): Same.
9689 (df_word_lr_top_dump): Same.
9690 (df_md_alloc): Same.
9691 (df_md_simulate_one_insn): Same.
9692 (df_md_reset): Same.
9695 (df_md_top_dump): Same.
9696 * df-scan.c (df_insn_delete): Same.
9697 (df_insn_rescan): Same.
9698 (df_notes_rescan): Same.
9699 (df_sort_and_compress_mws): Same.
9700 (df_install_mws): Same.
9701 (df_refs_add_to_chains): Same.
9702 (df_ref_create_structure): Same.
9703 (df_ref_record): Same.
9704 (df_def_record_1): Same.
9705 (df_find_hard_reg_defs): Same.
9706 (df_uses_record): Same.
9707 (df_get_conditional_uses): Same.
9708 (df_get_call_refs): Same.
9709 (df_recompute_luids): Same.
9710 (df_get_entry_block_def_set): Same.
9711 (df_entry_block_defs_collect): Same.
9712 (df_get_exit_block_use_set): Same.
9713 (df_exit_block_uses_collect): Same.
9714 (df_mws_verify): Same.
9715 (df_bb_verify): Same.
9716 * df.h (df_scan_get_bb_info): Same.
9717 * doc/tm.texi: Same.
9718 * dse.c (record_store): Same.
9720 * emit-rtl.c (const_fixed_hasher::equal): Same.
9721 (set_mem_attributes_minus_bitpos): Same.
9722 (change_address): Same.
9723 (adjust_address_1): Same.
9724 (offset_address): Same.
9726 * except.c (dw2_build_landing_pads): Same.
9727 (sjlj_emit_dispatch_table): Same.
9728 * explow.c (allocate_dynamic_stack_space): Same.
9729 (emit_stack_probe): Same.
9730 (probe_stack_range): Same.
9731 * expmed.c (store_bit_field_using_insv): Same.
9732 (store_bit_field_1): Same.
9733 (store_integral_bit_field): Same.
9734 (extract_bit_field_using_extv): Same.
9735 (extract_bit_field_1): Same.
9736 (emit_cstore): Same.
9737 * expr.c (emit_block_move_via_cpymem): Same.
9738 (expand_cmpstrn_or_cmpmem): Same.
9739 (set_storage_via_setmem): Same.
9740 (emit_single_push_insn_1): Same.
9741 (expand_assignment): Same.
9742 (store_constructor): Same.
9743 (expand_expr_real_2): Same.
9744 (expand_expr_real_1): Same.
9747 * function.c (try_fit_stack_local): Same.
9748 (assign_stack_local_1): Same.
9749 (assign_stack_local): Same.
9750 (cut_slot_from_list): Same.
9751 (insert_slot_to_list): Same.
9752 (max_slot_level): Same.
9753 (move_slot_to_level): Same.
9754 (temp_address_hasher::equal): Same.
9755 (remove_unused_temp_slot_addresses): Same.
9756 (assign_temp): Same.
9757 (combine_temp_slots): Same.
9758 (update_temp_slot_address): Same.
9759 (preserve_temp_slots): Same.
9762 * gcc-rich-location.h: Same.
9764 * genattrtab.c (check_attr_test): Same.
9765 (check_attr_value): Same.
9766 (convert_set_attr_alternative): Same.
9767 (convert_set_attr): Same.
9769 (copy_boolean): Same.
9770 (get_attr_value): Same.
9771 (expand_delays): Same.
9772 (make_length_attrs): Same.
9774 (make_alternative_compare): Same.
9775 (simplify_test_exp): Same.
9776 (tests_attr_p): Same.
9777 (get_attr_order): Same.
9778 (clear_struct_flag): Same.
9780 (compares_alternatives_p): Same.
9783 (find_attrs_to_cache): Same.
9784 (write_test_expr): Same.
9785 (walk_attr_value): Same.
9786 (write_attr_get): Same.
9787 (eliminate_known_true): Same.
9788 (write_insn_cases): Same.
9789 (write_attr_case): Same.
9790 (write_attr_valueq): Same.
9791 (write_attr_value): Same.
9792 (write_dummy_eligible_delay): Same.
9793 (next_comma_elt): Same.
9795 (make_internal_attr): Same.
9796 (copy_rtx_unchanging): Same.
9797 (gen_insn_reserv): Same.
9798 (check_tune_attr): Same.
9799 (make_automaton_attrs): Same.
9801 * genextract.c (gen_insn): Same.
9802 (VEC_char_to_string): Same.
9803 * genmatch.c (print_operand): Same.
9805 (parser::parse_operation): Same.
9806 (parser::parse_capture): Same.
9807 (parser::parse_c_expr): Same.
9808 (parser::parse_simplify): Same.
9810 * genoutput.c (output_operand_data): Same.
9811 (output_get_insn_name): Same.
9812 (compare_operands): Same.
9813 (place_operands): Same.
9814 (process_template): Same.
9815 (validate_insn_alternatives): Same.
9816 (validate_insn_operands): Same.
9818 (note_constraint): Same.
9819 * genpreds.c (write_one_predicate_function): Same.
9820 (add_constraint): Same.
9821 (process_define_register_constraint): Same.
9822 (write_lookup_constraint_1): Same.
9823 (write_lookup_constraint_array): Same.
9824 (write_insn_constraint_len): Same.
9825 (write_reg_class_for_constraint_1): Same.
9826 (write_constraint_satisfied_p_array): Same.
9827 * genrecog.c (optimize_subroutine_group): Same.
9828 * gensupport.c (process_define_predicate): Same.
9829 (queue_pattern): Same.
9830 (remove_from_queue): Same.
9831 (process_rtx): Same.
9832 (is_predicable): Same.
9833 (change_subst_attribute): Same.
9834 (subst_pattern_match): Same.
9835 (alter_constraints): Same.
9836 (alter_attrs_for_insn): Same.
9837 (shift_output_template): Same.
9838 (alter_output_for_subst_insn): Same.
9839 (process_one_cond_exec): Same.
9841 (process_define_cond_exec): Same.
9842 (mnemonic_htab_callback): Same.
9843 (gen_mnemonic_attr): Same.
9844 (read_md_rtx): Same.
9846 * gimple-loop-interchange.cc (dump_reduction): Same.
9847 (dump_induction): Same.
9848 (loop_cand::~loop_cand): Same.
9849 (free_data_refs_with_aux): Same.
9850 (tree_loop_interchange::interchange_loops): Same.
9851 (tree_loop_interchange::map_inductions_to_loop): Same.
9852 (tree_loop_interchange::move_code_to_inner_loop): Same.
9853 (compute_access_stride): Same.
9854 (compute_access_strides): Same.
9855 (proper_loop_form_for_interchange): Same.
9856 (tree_loop_interchange_compute_ddrs): Same.
9857 (prune_datarefs_not_in_loop): Same.
9858 (prepare_data_references): Same.
9859 (pass_linterchange::execute): Same.
9860 * gimple-loop-jam.c (bb_prevents_fusion_p): Same.
9861 (unroll_jam_possible_p): Same.
9863 (adjust_unroll_factor): Same.
9864 (tree_loop_unroll_and_jam): Same.
9865 * gimple-loop-versioning.cc (loop_versioning::~loop_versioning): Same.
9866 (loop_versioning::expensive_stmt_p): Same.
9867 (loop_versioning::version_for_unity): Same.
9868 (loop_versioning::dump_inner_likelihood): Same.
9869 (loop_versioning::find_per_loop_multiplication): Same.
9870 (loop_versioning::analyze_term_using_scevs): Same.
9871 (loop_versioning::record_address_fragment): Same.
9872 (loop_versioning::analyze_expr): Same.
9873 (loop_versioning::analyze_blocks): Same.
9874 (loop_versioning::prune_conditions): Same.
9875 (loop_versioning::merge_loop_info): Same.
9876 (loop_versioning::add_loop_to_queue): Same.
9877 (loop_versioning::decide_whether_loop_is_versionable): Same.
9878 (loop_versioning::make_versioning_decisions): Same.
9879 (loop_versioning::implement_versioning_decisions): Same.
9880 * gimple-ssa-evrp-analyze.c
9881 (evrp_range_analyzer::record_ranges_from_phis): Same.
9882 * gimple-ssa-store-merging.c (split_store::split_store): Same.
9883 (count_multiple_uses): Same.
9884 (split_group): Same.
9885 (imm_store_chain_info::output_merged_store): Same.
9886 (pass_store_merging::process_store): Same.
9887 * gimple-ssa-strength-reduction.c (slsr_process_phi): Same.
9888 * gimple-ssa-warn-alloca.c (adjusted_warn_limit): Same.
9890 (alloca_call_type): Same.
9891 (pass_walloca::execute): Same.
9892 * gimple-streamer-in.c (input_phi): Same.
9893 (input_gimple_stmt): Same.
9894 * gimple-streamer.h: Same.
9895 * godump.c (go_force_record_alignment): Same.
9896 (go_format_type): Same.
9897 (go_output_type): Same.
9898 (go_output_fndecl): Same.
9899 (go_output_typedef): Same.
9900 (keyword_hash_init): Same.
9901 (find_dummy_types): Same.
9902 * graph.c (draw_cfg_nodes_no_loops): Same.
9903 (draw_cfg_nodes_for_loop): Same.
9904 * hard-reg-set.h (hard_reg_set_iter_next): Same.
9906 * hsa-common.h (hsa_internal_fn_hasher::equal): Same.
9907 * hsa-dump.c (dump_hsa_cfun): Same.
9908 * hsa-gen.c (gen_function_def_parameters): Same.
9909 * hsa-regalloc.c (dump_hsa_cfun_regalloc): Same.
9910 * input.c (dump_line_table_statistics): Same.
9913 * internal-fn.c (get_multi_vector_move): Same.
9914 (expand_load_lanes_optab_fn): Same.
9915 (expand_GOMP_SIMT_ENTER_ALLOC): Same.
9916 (expand_GOMP_SIMT_EXIT): Same.
9917 (expand_GOMP_SIMT_LAST_LANE): Same.
9918 (expand_GOMP_SIMT_ORDERED_PRED): Same.
9919 (expand_GOMP_SIMT_VOTE_ANY): Same.
9920 (expand_GOMP_SIMT_XCHG_BFLY): Same.
9921 (expand_GOMP_SIMT_XCHG_IDX): Same.
9922 (expand_addsub_overflow): Same.
9923 (expand_neg_overflow): Same.
9924 (expand_mul_overflow): Same.
9925 (expand_call_mem_ref): Same.
9926 (expand_mask_load_optab_fn): Same.
9927 (expand_scatter_store_optab_fn): Same.
9928 (expand_gather_load_optab_fn): Same.
9929 * ipa-cp.c (ipa_get_parm_lattices): Same.
9930 (print_all_lattices): Same.
9931 (ignore_edge_p): Same.
9932 (build_toporder_info): Same.
9933 (free_toporder_info): Same.
9934 (push_node_to_stack): Same.
9935 (ipcp_lattice<valtype>::set_contains_variable): Same.
9936 (set_agg_lats_to_bottom): Same.
9937 (ipcp_bits_lattice::meet_with): Same.
9938 (set_single_call_flag): Same.
9939 (initialize_node_lattices): Same.
9940 (ipa_get_jf_ancestor_result): Same.
9941 (ipcp_verify_propagated_values): Same.
9942 (propagate_scalar_across_jump_function): Same.
9943 (propagate_context_across_jump_function): Same.
9944 (propagate_bits_across_jump_function): Same.
9945 (ipa_vr_operation_and_type_effects): Same.
9946 (propagate_vr_across_jump_function): Same.
9947 (set_check_aggs_by_ref): Same.
9948 (set_chain_of_aglats_contains_variable): Same.
9949 (merge_aggregate_lattices): Same.
9950 (agg_pass_through_permissible_p): Same.
9951 (propagate_aggs_across_jump_function): Same.
9952 (call_passes_through_thunk_p): Same.
9953 (propagate_constants_across_call): Same.
9954 (devirtualization_time_bonus): Same.
9955 (good_cloning_opportunity_p): Same.
9956 (context_independent_aggregate_values): Same.
9957 (gather_context_independent_values): Same.
9958 (perform_estimation_of_a_value): Same.
9959 (estimate_local_effects): Same.
9960 (value_topo_info<valtype>::add_val): Same.
9961 (add_all_node_vals_to_toposort): Same.
9962 (value_topo_info<valtype>::propagate_effects): Same.
9963 (ipcp_propagate_stage): Same.
9964 (ipcp_discover_new_direct_edges): Same.
9965 (same_node_or_its_all_contexts_clone_p): Same.
9966 (cgraph_edge_brings_value_p): Same.
9967 (gather_edges_for_value): Same.
9968 (create_specialized_node): Same.
9969 (find_more_scalar_values_for_callers_subset): Same.
9970 (find_more_contexts_for_caller_subset): Same.
9971 (copy_plats_to_inter): Same.
9972 (intersect_aggregates_with_edge): Same.
9973 (find_aggregate_values_for_callers_subset): Same.
9974 (cgraph_edge_brings_all_agg_vals_for_node): Same.
9975 (decide_about_value): Same.
9976 (decide_whether_version_node): Same.
9977 (spread_undeadness): Same.
9978 (identify_dead_nodes): Same.
9979 (ipcp_store_vr_results): Same.
9980 * ipa-devirt.c (final_warning_record::grow_type_warnings): Same.
9981 * ipa-fnsummary.c (ipa_fn_summary::account_size_time): Same.
9982 (redirect_to_unreachable): Same.
9983 (edge_set_predicate): Same.
9984 (evaluate_conditions_for_known_args): Same.
9985 (evaluate_properties_for_edge): Same.
9986 (ipa_fn_summary_t::duplicate): Same.
9987 (ipa_call_summary_t::duplicate): Same.
9988 (dump_ipa_call_summary): Same.
9989 (ipa_dump_fn_summary): Same.
9990 (eliminated_by_inlining_prob): Same.
9991 (set_cond_stmt_execution_predicate): Same.
9992 (set_switch_stmt_execution_predicate): Same.
9993 (compute_bb_predicates): Same.
9994 (will_be_nonconstant_expr_predicate): Same.
9995 (phi_result_unknown_predicate): Same.
9996 (analyze_function_body): Same.
9997 (compute_fn_summary): Same.
9998 (estimate_edge_devirt_benefit): Same.
9999 (estimate_edge_size_and_time): Same.
10000 (estimate_calls_size_and_time): Same.
10001 (estimate_node_size_and_time): Same.
10002 (remap_edge_change_prob): Same.
10003 (remap_edge_summaries): Same.
10004 (ipa_merge_fn_summary_after_inlining): Same.
10005 (ipa_fn_summary_generate): Same.
10006 (inline_read_section): Same.
10007 (ipa_fn_summary_read): Same.
10008 (ipa_fn_summary_write): Same.
10009 * ipa-fnsummary.h: Same.
10010 * ipa-hsa.c (ipa_hsa_read_section): Same.
10011 * ipa-icf-gimple.c (func_checker::compare_loops): Same.
10012 * ipa-icf.c (sem_function::param_used_p): Same.
10013 * ipa-inline-analysis.c (do_estimate_edge_time): Same.
10014 * ipa-inline.c (edge_badness): Same.
10015 (inline_small_functions): Same.
10016 * ipa-polymorphic-call.c
10017 (ipa_polymorphic_call_context::stream_out): Same.
10018 * ipa-predicate.c (predicate::remap_after_duplication): Same.
10019 (predicate::remap_after_inlining): Same.
10020 (predicate::stream_out): Same.
10021 * ipa-predicate.h: Same.
10022 * ipa-profile.c (ipa_profile_read_summary): Same.
10023 * ipa-prop.c (ipa_get_param_decl_index_1): Same.
10024 (count_formal_params): Same.
10025 (ipa_dump_param): Same.
10026 (ipa_alloc_node_params): Same.
10027 (ipa_print_node_jump_functions_for_edge): Same.
10028 (ipa_print_node_jump_functions): Same.
10029 (ipa_load_from_parm_agg): Same.
10030 (get_ancestor_addr_info): Same.
10031 (ipa_compute_jump_functions_for_edge): Same.
10032 (ipa_analyze_virtual_call_uses): Same.
10033 (ipa_analyze_stmt_uses): Same.
10034 (ipa_analyze_params_uses_in_bb): Same.
10035 (update_jump_functions_after_inlining): Same.
10036 (try_decrement_rdesc_refcount): Same.
10037 (ipa_impossible_devirt_target): Same.
10038 (update_indirect_edges_after_inlining): Same.
10039 (combine_controlled_uses_counters): Same.
10040 (ipa_edge_args_sum_t::duplicate): Same.
10041 (ipa_write_jump_function): Same.
10042 (ipa_write_indirect_edge_info): Same.
10043 (ipa_write_node_info): Same.
10044 (ipa_read_edge_info): Same.
10045 (ipa_prop_read_section): Same.
10046 (read_replacements_section): Same.
10047 * ipa-prop.h (ipa_get_param_count): Same.
10048 (ipa_get_param): Same.
10049 (ipa_get_type): Same.
10050 (ipa_get_param_move_cost): Same.
10051 (ipa_set_param_used): Same.
10052 (ipa_get_controlled_uses): Same.
10053 (ipa_set_controlled_uses): Same.
10054 (ipa_get_cs_argument_count): Same.
10055 * ipa-pure-const.c (analyze_function): Same.
10056 (pure_const_read_summary): Same.
10058 * ipa-reference.c (ipa_reference_read_optimization_summary): Same.
10059 * ipa-split.c (test_nonssa_use): Same.
10060 (dump_split_point): Same.
10061 (dominated_by_forbidden): Same.
10062 (split_part_set_ssa_name_p): Same.
10063 (find_split_points): Same.
10064 * ira-build.c (finish_loop_tree_nodes): Same.
10065 (low_pressure_loop_node_p): Same.
10066 * ira-color.c (ira_reuse_stack_slot): Same.
10068 * ira.c (setup_reg_equiv): Same.
10069 (print_insn_chain): Same.
10071 * loop-doloop.c (doloop_condition_get): Same.
10073 (record_reg_sets): Same.
10074 (doloop_optimize): Same.
10075 * loop-init.c (loop_optimizer_init): Same.
10076 (fix_loop_structure): Same.
10077 * loop-invariant.c (merge_identical_invariants): Same.
10078 (compute_always_reached): Same.
10079 (find_exits): Same.
10080 (may_assign_reg_p): Same.
10081 (find_invariants_bb): Same.
10082 (find_invariants_body): Same.
10083 (replace_uses): Same.
10084 (can_move_invariant_reg): Same.
10085 (free_inv_motion_data): Same.
10086 (move_single_loop_invariants): Same.
10087 (change_pressure): Same.
10088 (mark_ref_regs): Same.
10089 (calculate_loop_reg_pressure): Same.
10090 * loop-iv.c (biv_entry_hasher::equal): Same.
10091 (iv_extend_to_rtx_code): Same.
10092 (check_iv_ref_table_size): Same.
10093 (clear_iv_info): Same.
10094 (latch_dominating_def): Same.
10095 (iv_get_reaching_def): Same.
10096 (iv_constant): Same.
10102 (get_biv_step): Same.
10104 (analyzed_for_bivness_p): Same.
10105 (record_biv): Same.
10106 (iv_analyze_biv): Same.
10107 (iv_analyze_expr): Same.
10108 (iv_analyze_def): Same.
10109 (iv_analyze_op): Same.
10110 (iv_analyze): Same.
10111 (iv_analyze_result): Same.
10113 (eliminate_implied_conditions): Same.
10114 (simplify_using_initial_values): Same.
10115 (shorten_into_mode): Same.
10116 (canonicalize_iv_subregs): Same.
10117 (determine_max_iter): Same.
10118 (check_simple_exit): Same.
10119 (find_simple_exit): Same.
10120 (get_simple_loop_desc): Same.
10121 * loop-unroll.c (report_unroll): Same.
10122 (decide_unrolling): Same.
10123 (unroll_loops): Same.
10124 (loop_exit_at_end_p): Same.
10125 (decide_unroll_constant_iterations): Same.
10126 (unroll_loop_constant_iterations): Same.
10127 (compare_and_jump_seq): Same.
10128 (unroll_loop_runtime_iterations): Same.
10129 (decide_unroll_stupid): Same.
10130 (unroll_loop_stupid): Same.
10131 (referenced_in_one_insn_in_loop_p): Same.
10132 (reset_debug_uses_in_loop): Same.
10133 (analyze_iv_to_split_insn): Same.
10134 * lra-eliminations.c (lra_debug_elim_table): Same.
10135 (setup_can_eliminate): Same.
10137 (lra_get_elimination_hard_regno): Same.
10138 (lra_eliminate_regs_1): Same.
10139 (eliminate_regs_in_insn): Same.
10140 (update_reg_eliminate): Same.
10141 (init_elimination): Same.
10142 (lra_eliminate): Same.
10144 * lra-lives.c (initiate_live_solver): Same.
10145 * lra-remat.c (create_remat_bb_data): Same.
10146 * lra-spills.c (lra_spill): Same.
10147 * lra.c (lra_set_insn_recog_data): Same.
10148 (lra_set_used_insn_alternative_by_uid): Same.
10149 (init_reg_info): Same.
10150 (expand_reg_info): Same.
10151 * lto-cgraph.c (output_symtab): Same.
10152 (read_identifier): Same.
10153 (get_alias_symbol): Same.
10154 (input_node): Same.
10155 (input_varpool_node): Same.
10157 (input_edge): Same.
10158 (input_cgraph_1): Same.
10159 (input_refs): Same.
10160 (input_symtab): Same.
10161 (input_offload_tables): Same.
10162 (output_cgraph_opt_summary): Same.
10163 (input_edge_opt_summary): Same.
10164 (input_cgraph_opt_section): Same.
10165 * lto-section-in.c (lto_free_raw_section_data): Same.
10166 (lto_create_simple_input_block): Same.
10167 (lto_free_function_in_decl_state_for_node): Same.
10168 * lto-streamer-in.c (lto_tag_check_set): Same.
10169 (lto_location_cache::revert_location_cache): Same.
10170 (lto_location_cache::input_location): Same.
10171 (lto_input_location): Same.
10172 (stream_input_location_now): Same.
10173 (lto_input_tree_ref): Same.
10174 (lto_input_eh_catch_list): Same.
10175 (input_eh_region): Same.
10176 (lto_init_eh): Same.
10177 (make_new_block): Same.
10179 (fixup_call_stmt_edges): Same.
10180 (input_struct_function_base): Same.
10181 (input_function): Same.
10182 (lto_read_body_or_constructor): Same.
10183 (lto_read_tree_1): Same.
10184 (lto_read_tree): Same.
10185 (lto_input_scc): Same.
10186 (lto_input_tree_1): Same.
10187 (lto_input_toplevel_asms): Same.
10188 (lto_input_mode_table): Same.
10189 (lto_reader_init): Same.
10190 (lto_data_in_create): Same.
10191 * lto-streamer-out.c (output_cfg): Same.
10192 * lto-streamer.h: Same.
10193 * modulo-sched.c (duplicate_insns_of_cycles): Same.
10194 (generate_prolog_epilog): Same.
10195 (mark_loop_unsched): Same.
10196 (dump_insn_location): Same.
10197 (loop_canon_p): Same.
10198 (sms_schedule): Same.
10199 * omp-expand.c (expand_omp_for_ordered_loops): Same.
10200 (expand_omp_for_generic): Same.
10201 (expand_omp_for_static_nochunk): Same.
10202 (expand_omp_for_static_chunk): Same.
10203 (expand_omp_simd): Same.
10204 (expand_omp_taskloop_for_inner): Same.
10205 (expand_oacc_for): Same.
10206 (expand_omp_atomic_pipeline): Same.
10207 (mark_loops_in_oacc_kernels_region): Same.
10208 * omp-offload.c (oacc_xform_loop): Same.
10209 * omp-simd-clone.c (simd_clone_adjust): Same.
10210 * optabs-query.c (get_traditional_extraction_insn): Same.
10211 * optabs.c (expand_vector_broadcast): Same.
10212 (expand_binop_directly): Same.
10213 (expand_twoval_unop): Same.
10214 (expand_twoval_binop): Same.
10215 (expand_unop_direct): Same.
10216 (emit_indirect_jump): Same.
10217 (emit_conditional_move): Same.
10218 (emit_conditional_neg_or_complement): Same.
10219 (emit_conditional_add): Same.
10220 (vector_compare_rtx): Same.
10221 (expand_vec_perm_1): Same.
10222 (expand_vec_perm_const): Same.
10223 (expand_vec_cond_expr): Same.
10224 (expand_vec_series_expr): Same.
10225 (maybe_emit_atomic_exchange): Same.
10226 (maybe_emit_sync_lock_test_and_set): Same.
10227 (expand_atomic_compare_and_swap): Same.
10228 (expand_atomic_load): Same.
10229 (expand_atomic_store): Same.
10230 (maybe_emit_op): Same.
10231 (valid_multiword_target_p): Same.
10232 (create_integer_operand): Same.
10233 (maybe_legitimize_operand_same_code): Same.
10234 (maybe_legitimize_operand): Same.
10235 (create_convert_operand_from_type): Same.
10236 (can_reuse_operands_p): Same.
10237 (maybe_legitimize_operands): Same.
10238 (maybe_gen_insn): Same.
10239 (maybe_expand_insn): Same.
10240 (maybe_expand_jump_insn): Same.
10241 (expand_insn): Same.
10242 * optabs.h (create_expand_operand): Same.
10243 (create_fixed_operand): Same.
10244 (create_output_operand): Same.
10245 (create_input_operand): Same.
10246 (create_convert_operand_to): Same.
10247 (create_convert_operand_from): Same.
10249 * poly-int.h: Same.
10250 * predict.c (optimize_insn_for_speed_p): Same.
10251 (optimize_loop_for_size_p): Same.
10252 (optimize_loop_for_speed_p): Same.
10253 (optimize_loop_nest_for_speed_p): Same.
10254 (get_base_value): Same.
10255 (predicted_by_loop_heuristics_p): Same.
10256 (predict_extra_loop_exits): Same.
10257 (predict_loops): Same.
10258 (predict_paths_for_bb): Same.
10259 (predict_paths_leading_to): Same.
10260 (propagate_freq): Same.
10261 (pass_profile::execute): Same.
10263 * profile-count.c (profile_count::differs_from_p): Same.
10264 (profile_probability::differs_lot_from_p): Same.
10265 * profile-count.h: Same.
10266 * profile.c (branch_prob): Same.
10267 * regrename.c (free_chain_data): Same.
10268 (mark_conflict): Same.
10269 (create_new_chain): Same.
10270 (merge_overlapping_regs): Same.
10271 (init_rename_info): Same.
10272 (merge_chains): Same.
10273 (regrename_analyze): Same.
10274 (regrename_do_replace): Same.
10275 (scan_rtx_reg): Same.
10276 (record_out_operands): Same.
10277 (build_def_use): Same.
10278 * regrename.h: Same.
10280 * reload1.c (init_reload): Same.
10281 (maybe_fix_stack_asms): Same.
10282 (copy_reloads): Same.
10283 (count_pseudo): Same.
10284 (count_spilled_pseudo): Same.
10286 (find_reload_regs): Same.
10287 (select_reload_regs): Same.
10288 (spill_hard_reg): Same.
10289 (fixup_eh_region_note): Same.
10290 (set_reload_reg): Same.
10291 (allocate_reload_reg): Same.
10292 (compute_reload_subreg_offset): Same.
10293 (reload_adjust_reg_for_icode): Same.
10294 (emit_input_reload_insns): Same.
10295 (emit_output_reload_insns): Same.
10296 (do_input_reload): Same.
10297 (inherit_piecemeal_p): Same.
10299 * sanopt.c (maybe_get_dominating_check): Same.
10300 (maybe_optimize_ubsan_ptr_ifn): Same.
10301 (can_remove_asan_check): Same.
10302 (maybe_optimize_asan_check_ifn): Same.
10303 (sanopt_optimize_walker): Same.
10304 * sched-deps.c (add_dependence_list): Same.
10305 (chain_to_prev_insn): Same.
10306 (add_insn_mem_dependence): Same.
10307 (create_insn_reg_set): Same.
10308 (maybe_extend_reg_info_p): Same.
10309 (sched_analyze_reg): Same.
10310 (sched_analyze_1): Same.
10311 (get_implicit_reg_pending_clobbers): Same.
10312 (chain_to_prev_insn_p): Same.
10313 (deps_analyze_insn): Same.
10314 (deps_start_bb): Same.
10315 (sched_free_deps): Same.
10317 (init_deps_reg_last): Same.
10319 * sched-ebb.c: Same.
10320 * sched-int.h: Same.
10321 * sched-rgn.c (add_branch_dependences): Same.
10322 (concat_insn_mem_list): Same.
10324 (sched_rgn_compute_dependencies): Same.
10325 * sel-sched-ir.c (reset_target_context): Same.
10326 (copy_deps_context): Same.
10327 (init_id_from_df): Same.
10328 (has_dependence_p): Same.
10329 (change_loops_latches): Same.
10330 (bb_top_order_comparator): Same.
10331 (make_region_from_loop_preheader): Same.
10332 (sel_init_pipelining): Same.
10333 (get_loop_nest_for_rgn): Same.
10334 (make_regions_from_the_rest): Same.
10335 (sel_is_loop_preheader_p): Same.
10336 * sel-sched-ir.h (inner_loop_header_p): Same.
10337 (get_all_loop_exits): Same.
10338 * selftest.h: Same.
10339 * sese.c (sese_build_liveouts): Same.
10340 (sese_insert_phis_for_liveouts): Same.
10341 * sese.h (defined_in_sese_p): Same.
10342 * sreal.c (sreal::stream_out): Same.
10344 * streamer-hooks.h: Same.
10345 * target-globals.c (save_target_globals): Same.
10346 * target-globals.h: Same.
10347 * target.def: Same.
10349 * targhooks.c (default_has_ifunc_p): Same.
10350 (default_empty_mask_is_expensive): Same.
10351 (default_init_cost): Same.
10352 * targhooks.h: Same.
10354 * tree-affine.c (aff_combination_mult): Same.
10355 (aff_combination_expand): Same.
10356 (aff_combination_constant_multiple_p): Same.
10357 * tree-affine.h: Same.
10358 * tree-cfg.c (build_gimple_cfg): Same.
10359 (replace_loop_annotate_in_block): Same.
10360 (replace_uses_by): Same.
10362 (dump_cfg_stats): Same.
10363 (gimple_duplicate_sese_region): Same.
10364 (gimple_duplicate_sese_tail): Same.
10365 (move_block_to_fn): Same.
10366 (replace_block_vars_by_duplicates): Same.
10367 (move_sese_region_to_fn): Same.
10368 (print_loops_bb): Same.
10369 (print_loop): Same.
10370 (print_loops): Same.
10372 (debug_loops): Same.
10373 * tree-cfg.h: Same.
10374 * tree-chrec.c (chrec_fold_plus_poly_poly): Same.
10375 (chrec_fold_multiply_poly_poly): Same.
10376 (chrec_evaluate): Same.
10377 (chrec_component_in_loop_num): Same.
10378 (reset_evolution_in_loop): Same.
10379 (is_multivariate_chrec): Same.
10380 (chrec_contains_symbols): Same.
10381 (nb_vars_in_chrec): Same.
10382 (chrec_convert_1): Same.
10383 (chrec_convert_aggressive): Same.
10384 * tree-chrec.h: Same.
10385 * tree-core.h: Same.
10386 * tree-data-ref.c (dump_data_dependence_relation): Same.
10387 (canonicalize_base_object_address): Same.
10388 (data_ref_compare_tree): Same.
10389 (prune_runtime_alias_test_list): Same.
10390 (get_segment_min_max): Same.
10391 (create_intersect_range_checks): Same.
10392 (conflict_fn_no_dependence): Same.
10393 (object_address_invariant_in_loop_p): Same.
10394 (analyze_ziv_subscript): Same.
10395 (analyze_siv_subscript_cst_affine): Same.
10396 (analyze_miv_subscript): Same.
10397 (analyze_overlapping_iterations): Same.
10398 (build_classic_dist_vector_1): Same.
10399 (add_other_self_distances): Same.
10400 (same_access_functions): Same.
10401 (build_classic_dir_vector): Same.
10402 (subscript_dependence_tester_1): Same.
10403 (subscript_dependence_tester): Same.
10404 (access_functions_are_affine_or_constant_p): Same.
10405 (get_references_in_stmt): Same.
10406 (loop_nest_has_data_refs): Same.
10407 (graphite_find_data_references_in_stmt): Same.
10408 (find_data_references_in_bb): Same.
10409 (get_base_for_alignment): Same.
10410 (find_loop_nest_1): Same.
10411 (find_loop_nest): Same.
10412 * tree-data-ref.h (dr_alignment): Same.
10413 (ddr_dependence_level): Same.
10414 * tree-if-conv.c (fold_build_cond_expr): Same.
10415 (add_to_predicate_list): Same.
10416 (add_to_dst_predicate_list): Same.
10417 (phi_convertible_by_degenerating_args): Same.
10418 (idx_within_array_bound): Same.
10419 (all_preds_critical_p): Same.
10420 (pred_blocks_visited_p): Same.
10421 (predicate_bbs): Same.
10422 (build_region): Same.
10423 (if_convertible_loop_p_1): Same.
10424 (is_cond_scalar_reduction): Same.
10425 (predicate_scalar_phi): Same.
10426 (remove_conditions_and_labels): Same.
10427 (combine_blocks): Same.
10428 (version_loop_for_if_conversion): Same.
10429 (versionable_outer_loop_p): Same.
10430 (ifcvt_local_dce): Same.
10431 (tree_if_conversion): Same.
10432 (pass_if_conversion::gate): Same.
10433 * tree-if-conv.h: Same.
10434 * tree-inline.c (maybe_move_debug_stmts_to_successors): Same.
10435 * tree-loop-distribution.c (bb_top_order_cmp): Same.
10437 (stmt_has_scalar_dependences_outside_loop): Same.
10438 (copy_loop_before): Same.
10439 (create_bb_after_loop): Same.
10440 (const_with_all_bytes_same): Same.
10441 (generate_memset_builtin): Same.
10442 (generate_memcpy_builtin): Same.
10443 (destroy_loop): Same.
10444 (build_rdg_partition_for_vertex): Same.
10445 (compute_access_range): Same.
10446 (data_ref_segment_size): Same.
10447 (latch_dominated_by_data_ref): Same.
10448 (compute_alias_check_pairs): Same.
10449 (fuse_memset_builtins): Same.
10450 (finalize_partitions): Same.
10451 (find_seed_stmts_for_distribution): Same.
10452 (prepare_perfect_loop_nest): Same.
10453 * tree-parloops.c (lambda_transform_legal_p): Same.
10454 (loop_parallel_p): Same.
10455 (reduc_stmt_res): Same.
10456 (add_field_for_name): Same.
10457 (create_call_for_reduction_1): Same.
10458 (replace_uses_in_bb_by): Same.
10459 (transform_to_exit_first_loop_alt): Same.
10460 (try_transform_to_exit_first_loop_alt): Same.
10461 (transform_to_exit_first_loop): Same.
10463 (gen_parallel_loop): Same.
10464 (gather_scalar_reductions): Same.
10465 (get_omp_data_i_param): Same.
10466 (try_create_reduction_list): Same.
10467 (oacc_entry_exit_single_gang): Same.
10468 (parallelize_loops): Same.
10469 * tree-pass.h: Same.
10470 * tree-predcom.c (determine_offset): Same.
10471 (last_always_executed_block): Same.
10472 (split_data_refs_to_components): Same.
10473 (suitable_component_p): Same.
10474 (valid_initializer_p): Same.
10475 (find_looparound_phi): Same.
10476 (insert_looparound_copy): Same.
10477 (add_looparound_copies): Same.
10478 (determine_roots_comp): Same.
10479 (predcom_tmp_var): Same.
10480 (initialize_root_vars): Same.
10481 (initialize_root_vars_store_elim_1): Same.
10482 (initialize_root_vars_store_elim_2): Same.
10483 (finalize_eliminated_stores): Same.
10484 (initialize_root_vars_lm): Same.
10485 (remove_stmt): Same.
10486 (determine_unroll_factor): Same.
10487 (execute_pred_commoning_cbck): Same.
10488 (base_names_in_chain_on): Same.
10489 (combine_chains): Same.
10490 (pcom_stmt_dominates_stmt_p): Same.
10491 (try_combine_chains): Same.
10492 (prepare_initializers_chain_store_elim): Same.
10493 (prepare_initializers_chain): Same.
10494 (prepare_initializers): Same.
10495 (prepare_finalizers_chain): Same.
10496 (prepare_finalizers): Same.
10497 (insert_init_seqs): Same.
10498 * tree-scalar-evolution.c (loop_phi_node_p): Same.
10499 (compute_overall_effect_of_inner_loop): Same.
10500 (add_to_evolution_1): Same.
10501 (add_to_evolution): Same.
10502 (follow_ssa_edge_binary): Same.
10503 (follow_ssa_edge_expr): Same.
10504 (backedge_phi_arg_p): Same.
10505 (follow_ssa_edge_in_condition_phi_branch): Same.
10506 (follow_ssa_edge_in_condition_phi): Same.
10507 (follow_ssa_edge_inner_loop_phi): Same.
10508 (follow_ssa_edge): Same.
10509 (analyze_evolution_in_loop): Same.
10510 (analyze_initial_condition): Same.
10511 (interpret_loop_phi): Same.
10512 (interpret_condition_phi): Same.
10513 (interpret_rhs_expr): Same.
10514 (interpret_expr): Same.
10515 (interpret_gimple_assign): Same.
10516 (analyze_scalar_evolution_1): Same.
10517 (analyze_scalar_evolution): Same.
10518 (analyze_scalar_evolution_for_address_of): Same.
10519 (get_instantiated_value_entry): Same.
10520 (loop_closed_phi_def): Same.
10521 (instantiate_scev_name): Same.
10522 (instantiate_scev_poly): Same.
10523 (instantiate_scev_binary): Same.
10524 (instantiate_scev_convert): Same.
10525 (instantiate_scev_not): Same.
10526 (instantiate_scev_r): Same.
10527 (instantiate_scev): Same.
10528 (resolve_mixers): Same.
10529 (initialize_scalar_evolutions_analyzer): Same.
10530 (scev_reset_htab): Same.
10531 (scev_reset): Same.
10532 (derive_simple_iv_with_niters): Same.
10533 (simple_iv_with_niters): Same.
10534 (expression_expensive_p): Same.
10535 (final_value_replacement_loop): Same.
10536 * tree-scalar-evolution.h (block_before_loop): Same.
10537 * tree-ssa-address.h: Same.
10538 * tree-ssa-dce.c (find_obviously_necessary_stmts): Same.
10539 * tree-ssa-dom.c (edge_info::record_simple_equiv): Same.
10540 (record_edge_info): Same.
10541 * tree-ssa-live.c (var_map_base_fini): Same.
10542 (remove_unused_locals): Same.
10543 * tree-ssa-live.h: Same.
10544 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Same.
10545 (pass_ch_vect::execute): Same.
10546 (pass_ch::process_loop_p): Same.
10547 * tree-ssa-loop-im.c (mem_ref_hasher::hash): Same.
10548 (movement_possibility): Same.
10549 (outermost_invariant_loop): Same.
10551 (determine_max_movement): Same.
10552 (invariantness_dom_walker::before_dom_children): Same.
10553 (move_computations): Same.
10554 (may_move_till): Same.
10555 (force_move_till_op): Same.
10556 (force_move_till): Same.
10557 (memref_free): Same.
10558 (record_mem_ref_loc): Same.
10559 (set_ref_stored_in_loop): Same.
10560 (mark_ref_stored): Same.
10561 (sort_bbs_in_loop_postorder_cmp): Same.
10562 (sort_locs_in_loop_postorder_cmp): Same.
10563 (analyze_memory_references): Same.
10564 (mem_refs_may_alias_p): Same.
10565 (find_ref_loc_in_loop_cmp): Same.
10566 (rewrite_mem_ref_loc::operator): Same.
10567 (first_mem_ref_loc_1::operator): Same.
10568 (sm_set_flag_if_changed::operator): Same.
10569 (execute_sm_if_changed_flag_set): Same.
10570 (execute_sm): Same.
10571 (hoist_memory_references): Same.
10572 (ref_always_accessed::operator): Same.
10573 (refs_independent_p): Same.
10574 (record_dep_loop): Same.
10575 (ref_indep_loop_p_1): Same.
10576 (ref_indep_loop_p): Same.
10577 (can_sm_ref_p): Same.
10578 (find_refs_for_sm): Same.
10579 (loop_suitable_for_sm): Same.
10580 (store_motion_loop): Same.
10581 (store_motion): Same.
10582 (fill_always_executed_in): Same.
10583 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Same.
10584 (estimated_unrolled_size): Same.
10585 (loop_edge_to_cancel): Same.
10586 (remove_exits_and_undefined_stmts): Same.
10587 (remove_redundant_iv_tests): Same.
10588 (unloop_loops): Same.
10589 (estimated_peeled_sequence_size): Same.
10590 (try_peel_loop): Same.
10591 (canonicalize_loop_induction_variables): Same.
10592 (canonicalize_induction_variables): Same.
10593 * tree-ssa-loop-ivopts.c (iv_inv_expr_hasher::equal): Same.
10595 (stmt_after_inc_pos): Same.
10596 (contains_abnormal_ssa_name_p): Same.
10597 (niter_for_exit): Same.
10600 (find_givs_in_bb): Same.
10601 (find_induction_variables): Same.
10602 (find_interesting_uses_cond): Same.
10603 (outermost_invariant_loop_for_expr): Same.
10604 (idx_find_step): Same.
10605 (add_candidate_1): Same.
10606 (add_iv_candidate_derived_from_uses): Same.
10607 (alloc_use_cost_map): Same.
10608 (prepare_decl_rtl): Same.
10609 (generic_predict_doloop_p): Same.
10610 (computation_cost): Same.
10611 (determine_common_wider_type): Same.
10612 (get_computation_aff_1): Same.
10613 (get_use_type): Same.
10614 (determine_group_iv_cost_address): Same.
10616 (difference_cannot_overflow_p): Same.
10617 (may_eliminate_iv): Same.
10618 (determine_set_costs): Same.
10619 (cheaper_cost_pair): Same.
10620 (compare_cost_pair): Same.
10621 (iv_ca_cand_for_group): Same.
10622 (iv_ca_recount_cost): Same.
10623 (iv_ca_set_remove_invs): Same.
10624 (iv_ca_set_no_cp): Same.
10625 (iv_ca_set_add_invs): Same.
10626 (iv_ca_set_cp): Same.
10627 (iv_ca_add_group): Same.
10628 (iv_ca_cost): Same.
10629 (iv_ca_compare_deps): Same.
10630 (iv_ca_delta_reverse): Same.
10631 (iv_ca_delta_commit): Same.
10632 (iv_ca_cand_used_p): Same.
10633 (iv_ca_delta_free): Same.
10635 (iv_ca_free): Same.
10636 (iv_ca_dump): Same.
10637 (iv_ca_extend): Same.
10638 (iv_ca_narrow): Same.
10639 (iv_ca_prune): Same.
10640 (cheaper_cost_with_cand): Same.
10641 (iv_ca_replace): Same.
10642 (try_add_cand_for): Same.
10643 (get_initial_solution): Same.
10644 (try_improve_iv_set): Same.
10645 (find_optimal_iv_set_1): Same.
10646 (create_new_iv): Same.
10647 (rewrite_use_compare): Same.
10648 (remove_unused_ivs): Same.
10649 (determine_scaling_factor): Same.
10650 * tree-ssa-loop-ivopts.h: Same.
10651 * tree-ssa-loop-manip.c (create_iv): Same.
10652 (compute_live_loop_exits): Same.
10653 (add_exit_phi): Same.
10654 (add_exit_phis): Same.
10655 (find_uses_to_rename_use): Same.
10656 (find_uses_to_rename_def): Same.
10657 (find_uses_to_rename_in_loop): Same.
10658 (rewrite_into_loop_closed_ssa): Same.
10659 (check_loop_closed_ssa_bb): Same.
10660 (split_loop_exit_edge): Same.
10661 (ip_end_pos): Same.
10662 (ip_normal_pos): Same.
10663 (copy_phi_node_args): Same.
10664 (gimple_duplicate_loop_to_header_edge): Same.
10665 (can_unroll_loop_p): Same.
10666 (determine_exit_conditions): Same.
10667 (scale_dominated_blocks_in_loop): Same.
10668 (niter_for_unrolled_loop): Same.
10669 (tree_transform_and_unroll_loop): Same.
10670 (rewrite_all_phi_nodes_with_iv): Same.
10671 * tree-ssa-loop-manip.h: Same.
10672 * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Same.
10673 (number_of_iterations_ne): Same.
10674 (assert_no_overflow_lt): Same.
10675 (assert_loop_rolls_lt): Same.
10676 (number_of_iterations_lt): Same.
10677 (adjust_cond_for_loop_until_wrap): Same.
10678 (tree_simplify_using_condition): Same.
10679 (simplify_using_initial_conditions): Same.
10680 (simplify_using_outer_evolutions): Same.
10681 (loop_only_exit_p): Same.
10682 (ssa_defined_by_minus_one_stmt_p): Same.
10683 (number_of_iterations_popcount): Same.
10684 (number_of_iterations_exit): Same.
10685 (find_loop_niter): Same.
10686 (finite_loop_p): Same.
10687 (chain_of_csts_start): Same.
10688 (get_val_for): Same.
10689 (loop_niter_by_eval): Same.
10690 (derive_constant_upper_bound_ops): Same.
10691 (do_warn_aggressive_loop_optimizations): Same.
10692 (record_estimate): Same.
10693 (get_cst_init_from_scev): Same.
10694 (record_nonwrapping_iv): Same.
10695 (idx_infer_loop_bounds): Same.
10696 (infer_loop_bounds_from_ref): Same.
10697 (infer_loop_bounds_from_array): Same.
10698 (infer_loop_bounds_from_pointer_arith): Same.
10699 (infer_loop_bounds_from_signedness): Same.
10700 (bound_index): Same.
10701 (discover_iteration_bound_by_body_walk): Same.
10702 (maybe_lower_iteration_bound): Same.
10703 (estimate_numbers_of_iterations): Same.
10704 (estimated_loop_iterations): Same.
10705 (estimated_loop_iterations_int): Same.
10706 (max_loop_iterations): Same.
10707 (max_loop_iterations_int): Same.
10708 (likely_max_loop_iterations): Same.
10709 (likely_max_loop_iterations_int): Same.
10710 (estimated_stmt_executions_int): Same.
10711 (max_stmt_executions): Same.
10712 (likely_max_stmt_executions): Same.
10713 (estimated_stmt_executions): Same.
10714 (stmt_dominates_stmt_p): Same.
10715 (nowrap_type_p): Same.
10716 (loop_exits_before_overflow): Same.
10717 (scev_var_range_cant_overflow): Same.
10718 (scev_probably_wraps_p): Same.
10719 (free_numbers_of_iterations_estimates): Same.
10720 * tree-ssa-loop-niter.h: Same.
10721 * tree-ssa-loop-prefetch.c (release_mem_refs): Same.
10722 (idx_analyze_ref): Same.
10723 (analyze_ref): Same.
10724 (gather_memory_references_ref): Same.
10725 (mark_nontemporal_store): Same.
10726 (emit_mfence_after_loop): Same.
10727 (may_use_storent_in_loop_p): Same.
10728 (mark_nontemporal_stores): Same.
10729 (should_unroll_loop_p): Same.
10730 (volume_of_dist_vector): Same.
10731 (add_subscript_strides): Same.
10732 (self_reuse_distance): Same.
10733 (insn_to_prefetch_ratio_too_small_p): Same.
10734 * tree-ssa-loop-split.c (split_at_bb_p): Same.
10735 (patch_loop_exit): Same.
10736 (find_or_create_guard_phi): Same.
10737 (easy_exit_values): Same.
10738 (connect_loop_phis): Same.
10739 (connect_loops): Same.
10740 (compute_new_first_bound): Same.
10741 (split_loop): Same.
10742 (tree_ssa_split_loops): Same.
10743 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Same.
10744 (is_maybe_undefined): Same.
10745 (tree_may_unswitch_on): Same.
10746 (simplify_using_entry_checks): Same.
10747 (tree_unswitch_single_loop): Same.
10748 (tree_unswitch_loop): Same.
10749 (tree_unswitch_outer_loop): Same.
10750 (empty_bb_without_guard_p): Same.
10751 (used_outside_loop_p): Same.
10752 (get_vop_from_header): Same.
10753 (hoist_guard): Same.
10754 * tree-ssa-loop.c (gate_oacc_kernels): Same.
10755 (get_lsm_tmp_name): Same.
10756 * tree-ssa-loop.h: Same.
10757 * tree-ssa-reassoc.c (add_repeat_to_ops_vec): Same.
10758 (build_and_add_sum): Same.
10759 (no_side_effect_bb): Same.
10761 (linearize_expr): Same.
10762 (should_break_up_subtract): Same.
10763 (linearize_expr_tree): Same.
10764 * tree-ssa-scopedtables.c: Same.
10765 * tree-ssa-scopedtables.h: Same.
10766 * tree-ssa-structalias.c (condense_visit): Same.
10767 (label_visit): Same.
10768 (dump_pred_graph): Same.
10769 (perform_var_substitution): Same.
10770 (move_complex_constraints): Same.
10771 (remove_preds_and_fake_succs): Same.
10772 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p): Same.
10773 (determine_bb_domination_status): Same.
10774 (duplicate_thread_path): Same.
10775 (thread_through_all_blocks): Same.
10776 * tree-ssa-threadupdate.h: Same.
10777 * tree-streamer-in.c (streamer_read_string_cst): Same.
10778 (input_identifier): Same.
10779 (unpack_ts_type_common_value_fields): Same.
10780 (unpack_ts_block_value_fields): Same.
10781 (unpack_ts_translation_unit_decl_value_fields): Same.
10782 (unpack_ts_omp_clause_value_fields): Same.
10783 (streamer_read_tree_bitfields): Same.
10784 (streamer_alloc_tree): Same.
10785 (lto_input_ts_common_tree_pointers): Same.
10786 (lto_input_ts_vector_tree_pointers): Same.
10787 (lto_input_ts_poly_tree_pointers): Same.
10788 (lto_input_ts_complex_tree_pointers): Same.
10789 (lto_input_ts_decl_minimal_tree_pointers): Same.
10790 (lto_input_ts_decl_common_tree_pointers): Same.
10791 (lto_input_ts_decl_non_common_tree_pointers): Same.
10792 (lto_input_ts_decl_with_vis_tree_pointers): Same.
10793 (lto_input_ts_field_decl_tree_pointers): Same.
10794 (lto_input_ts_function_decl_tree_pointers): Same.
10795 (lto_input_ts_type_common_tree_pointers): Same.
10796 (lto_input_ts_type_non_common_tree_pointers): Same.
10797 (lto_input_ts_list_tree_pointers): Same.
10798 (lto_input_ts_vec_tree_pointers): Same.
10799 (lto_input_ts_exp_tree_pointers): Same.
10800 (lto_input_ts_block_tree_pointers): Same.
10801 (lto_input_ts_binfo_tree_pointers): Same.
10802 (lto_input_ts_constructor_tree_pointers): Same.
10803 (lto_input_ts_omp_clause_tree_pointers): Same.
10804 (streamer_read_tree_body): Same.
10805 * tree-streamer.h: Same.
10806 * tree-switch-conversion.c (bit_test_cluster::is_beneficial): Same.
10807 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Same.
10808 (vect_analyze_possibly_independent_ddr): Same.
10809 (vect_analyze_data_ref_dependence): Same.
10810 (vect_compute_data_ref_alignment): Same.
10811 (vect_enhance_data_refs_alignment): Same.
10812 (vect_analyze_data_ref_access): Same.
10813 (vect_check_gather_scatter): Same.
10814 (vect_find_stmt_data_reference): Same.
10815 (vect_create_addr_base_for_vector_ref): Same.
10816 (vect_setup_realignment): Same.
10817 (vect_supportable_dr_alignment): Same.
10818 * tree-vect-loop-manip.c (rename_variables_in_bb): Same.
10819 (adjust_phi_and_debug_stmts): Same.
10820 (vect_set_loop_mask): Same.
10821 (add_preheader_seq): Same.
10822 (vect_maybe_permute_loop_masks): Same.
10823 (vect_set_loop_masks_directly): Same.
10824 (vect_set_loop_condition_masked): Same.
10825 (vect_set_loop_condition_unmasked): Same.
10826 (slpeel_duplicate_current_defs_from_edges): Same.
10827 (slpeel_add_loop_guard): Same.
10828 (slpeel_can_duplicate_loop_p): Same.
10829 (create_lcssa_for_virtual_phi): Same.
10831 (vect_update_ivs_after_vectorizer): Same.
10832 (vect_gen_vector_loop_niters_mult_vf): Same.
10833 (slpeel_update_phi_nodes_for_loops): Same.
10834 (slpeel_update_phi_nodes_for_guard1): Same.
10835 (find_guard_arg): Same.
10836 (slpeel_update_phi_nodes_for_guard2): Same.
10837 (slpeel_update_phi_nodes_for_lcssa): Same.
10838 (vect_do_peeling): Same.
10839 (vect_create_cond_for_alias_checks): Same.
10840 (vect_loop_versioning): Same.
10841 * tree-vect-loop.c (vect_determine_vf_for_stmt): Same.
10842 (vect_inner_phi_in_double_reduction_p): Same.
10843 (vect_analyze_scalar_cycles_1): Same.
10844 (vect_fixup_scalar_cycles_with_patterns): Same.
10845 (vect_get_loop_niters): Same.
10846 (bb_in_loop_p): Same.
10847 (vect_get_max_nscalars_per_iter): Same.
10848 (vect_verify_full_masking): Same.
10849 (vect_compute_single_scalar_iteration_cost): Same.
10850 (vect_analyze_loop_form_1): Same.
10851 (vect_analyze_loop_form): Same.
10852 (vect_active_double_reduction_p): Same.
10853 (vect_analyze_loop_operations): Same.
10854 (neutral_op_for_slp_reduction): Same.
10855 (vect_is_simple_reduction): Same.
10856 (vect_model_reduction_cost): Same.
10857 (get_initial_def_for_reduction): Same.
10858 (get_initial_defs_for_reduction): Same.
10859 (vect_create_epilog_for_reduction): Same.
10860 (vectorize_fold_left_reduction): Same.
10861 (vectorizable_reduction): Same.
10862 (vectorizable_induction): Same.
10863 (vectorizable_live_operation): Same.
10864 (loop_niters_no_overflow): Same.
10865 (vect_get_loop_mask): Same.
10866 (vect_transform_loop_stmt): Same.
10867 (vect_transform_loop): Same.
10868 * tree-vect-patterns.c (vect_reassociating_reduction_p): Same.
10869 (vect_determine_precisions): Same.
10870 (vect_pattern_recog_1): Same.
10871 * tree-vect-slp.c (vect_analyze_slp_instance): Same.
10872 * tree-vect-stmts.c (stmt_vectype): Same.
10873 (process_use): Same.
10874 (vect_init_vector_1): Same.
10875 (vect_truncate_gather_scatter_offset): Same.
10876 (get_group_load_store_type): Same.
10877 (vect_build_gather_load_calls): Same.
10878 (vect_get_strided_load_store_ops): Same.
10879 (vectorizable_simd_clone_call): Same.
10880 (vectorizable_store): Same.
10881 (permute_vec_elements): Same.
10882 (vectorizable_load): Same.
10883 (vect_transform_stmt): Same.
10884 (supportable_widening_operation): Same.
10885 * tree-vectorizer.c (vec_info::replace_stmt): Same.
10886 (vec_info::free_stmt_vec_info): Same.
10887 (vect_free_loop_info_assumptions): Same.
10888 (vect_loop_vectorized_call): Same.
10889 (set_uid_loop_bbs): Same.
10890 (vectorize_loops): Same.
10891 * tree-vectorizer.h (STMT_VINFO_BB_VINFO): Same.
10892 * tree.c (add_tree_to_fld_list): Same.
10893 (fld_type_variant_equal_p): Same.
10894 (fld_decl_context): Same.
10895 (fld_incomplete_type_of): Same.
10896 (free_lang_data_in_binfo): Same.
10897 (need_assembler_name_p): Same.
10898 (find_decls_types_r): Same.
10899 (get_eh_types_for_runtime): Same.
10900 (find_decls_types_in_eh_region): Same.
10901 (find_decls_types_in_node): Same.
10902 (assign_assembler_name_if_needed): Same.
10903 * value-prof.c (stream_out_histogram_value): Same.
10904 * value-prof.h: Same.
10905 * var-tracking.c (use_narrower_mode): Same.
10906 (prepare_call_arguments): Same.
10907 (vt_expand_loc_callback): Same.
10908 (resolve_expansions_pending_recursion): Same.
10909 (vt_expand_loc): Same.
10910 * varasm.c (const_hash_1): Same.
10911 (compare_constant): Same.
10912 (tree_output_constant_def): Same.
10913 (simplify_subtraction): Same.
10914 (get_pool_constant): Same.
10915 (output_constant_pool_2): Same.
10916 (output_constant_pool_1): Same.
10917 (mark_constants_in_pattern): Same.
10918 (mark_constant_pool): Same.
10919 (get_section_anchor): Same.
10920 * vr-values.c (compare_range_with_value): Same.
10921 (vr_values::extract_range_from_phi_node): Same.
10922 * vr-values.h: Same.
10923 * web.c (unionfind_union): Same.
10924 * wide-int.h: Same.
10926 2019-07-09 Martin Sebor <msebor@redhat.com>
10929 * align.h: Change class-key from class to struct and vice versa
10930 to match convention and avoid -Wclass-is-pod and -Wstruct-no-pod.
10931 * alloc-pool.h: Same.
10932 * asan.c (shadow_mem_size): Same.
10933 * auto-profile.c: Same.
10934 * basic-block.h: Same.
10936 * cfgexpand.c (set_rtl): Same.
10937 (expand_one_stack_var_at): Same.
10938 * cfghooks.h: Same.
10941 * config/i386/i386.h: Same.
10942 * df-problems.c (df_print_bb_index): Same.
10944 * df.h (df_single_use): Same.
10945 * diagnostic-show-locus.c (layout::print_annotation_line): Same.
10946 (layout::annotation_line_showed_range_p): Same.
10947 (get_printed_columns): Same.
10948 (correction::ensure_terminated): Same.
10949 (line_corrections::~line_corrections): Same.
10952 * dump-context.h: Same.
10953 * dumpfile.h: Same.
10954 * dwarf2out.c: Same.
10955 * edit-context.c: Same.
10956 * fibonacci_heap.c (test_union_of_equal_heaps): Same.
10958 * function.c (assign_stack_local): Same.
10959 * function.h: Same.
10961 * gcov.c (block_info::block_info): Same.
10962 * genattrtab.c: Same.
10963 * genextract.c: Same.
10964 * genmatch.c (comparison_code_p): Same.
10965 (id_base::id_base): Same.
10966 (decision_tree::print): Same.
10967 * genoutput.c: Same.
10968 * genpreds.c (write_one_predicate_function): Same.
10969 * genrecog.c (validate_pattern): Same.
10970 (find_operand_positions): Same.
10971 (optimize_subroutine_group): Same.
10972 (merge_pattern_transition::merge_pattern_transition): Same.
10973 (merge_pattern_info::merge_pattern_info): Same.
10974 (merge_state_result::merge_state_result): Same.
10975 (merge_into_state): Same.
10976 * gensupport.c: Same.
10977 * gensupport.h: Same.
10978 * ggc-common.c (init_ggc_heuristics): Same.
10979 * ggc-tests.c (test_union): Same.
10980 * gimple-loop-interchange.cc (dump_induction): Same.
10981 * gimple-loop-versioning.cc: Same.
10982 * gimple-match.h (gimple_match_cond::any_else): Same.
10983 * gimple-ssa-backprop.c: Same.
10984 * gimple-ssa-sprintf.c: Same.
10985 * gimple-ssa-store-merging.c (store_operand_info::store_operand_info):
10987 (store_immediate_info::store_immediate_info): Same.
10988 (merged_store_group::apply_stores): Same.
10989 (get_location_for_stmts): Same.
10990 * gimple-ssa-strength-reduction.c: Same.
10991 * gimple-ssa-warn-alloca.c: Same.
10992 * gimple-ssa-warn-restrict.c (pass_wrestrict::execute): Same.
10993 * godump.c (go_type_decl): Same.
10994 * hash-map-tests.c (test_map_of_strings_to_int): Same.
10995 * hash-map.h: Same.
10996 * hash-set-tests.c (test_set_of_strings): Same.
10997 * hsa-brig.c: Same.
10998 * hsa-common.h: Same.
10999 * hsa-gen.c (transformable_switch_to_sbr_p): Same.
11000 * input.c (assert_loceq): Same.
11003 * ipa-devirt.c (possible_polymorphic_call_targets_1): Same.
11004 * ipa-fnsummary.h: Same.
11005 * ipa-inline.h: Same.
11006 * ipa-prop.h: Same.
11007 * ipa-split.c (visit_bb): Same.
11008 * ira-int.h (minmax_set_iter_next): Same.
11009 * loop-invariant.c: Same.
11011 * lra-eliminations.c: Same.
11013 * lra-lives.c (mark_regno_dead): Same.
11014 * lra-remat.c: Same.
11015 * lra-spills.c: Same.
11016 * lto-streamer.h: Same.
11017 * mem-stats.h: Same.
11018 * omp-grid.c (omp_grid_lastprivate_predicate): Same.
11019 * omp-low.c (omp_clause_aligned_alignment): Same.
11020 * optabs-query.h (get_vcond_eq_icode): Same.
11022 * opts.c (wrap_help): Same.
11023 * poly-int.h: Same.
11024 * predict.c (predict_paths_leading_to_edge): Same.
11025 * pretty-print.h: Same.
11026 * profile-count.h: Same.
11028 * read-rtl-function.c: Same.
11031 * regrename.c: Same.
11032 * regrename.h: Same.
11034 * rtl-iter.h: Same.
11035 * rtl.h (costs_add_n_insns): Same.
11037 * sched-int.h: Same.
11038 * sel-sched-ir.h: Same.
11039 * selftest.h: Same.
11040 * sese.h (vec_find): Same.
11042 * target-globals.h: Same.
11043 * tree-affine.c (aff_combination_find_elt): Same.
11044 * tree-affine.h: Same.
11045 * tree-data-ref.h: Same.
11046 * tree-outof-ssa.c (ssa_is_replaceable_p): Same.
11047 * tree-predcom.c: Same.
11048 * tree-scalar-evolution.c (find_var_scev_info): Same.
11049 * tree-ssa-alias.h: Same.
11050 * tree-ssa-ccp.c: Same.
11051 * tree-ssa-coalesce.c (ssa_conflicts_dump): Same.
11052 * tree-ssa-loop-im.c (for_all_locs_in_loop): Same.
11053 (rewrite_mem_refs): Same.
11054 (execute_sm_if_changed): Same.
11055 (hoist_memory_references): Same.
11056 * tree-ssa-loop-ivopts.c (operator<=): Same.
11057 * tree-ssa-loop.h: Same.
11058 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Same.
11059 * tree-ssa-structalias.c: Same.
11060 * tree-switch-conversion.h (cluster::cluster): Same.
11061 (simple_cluster::simple_cluster): Same.
11062 * tree-vect-patterns.c (type_conversion_p): Same.
11063 * tree-vectorizer.c (dump_stmt_cost): Same.
11064 * tree-vectorizer.h (loop_vec_info_for_loop): Same.
11065 * tree.c (protected_set_expr_location): Same.
11066 * tree.h (desired_pro_or_demotion_p): Same.
11067 (fndecl_built_in_p): Same.
11068 * unique-ptr-tests.cc: Same.
11069 * var-tracking.c (delete_variable_part): Same.
11070 * varasm.c (assemble_real): Same.
11071 (tree_output_constant_def): Same.
11073 * wide-int-bitmask.h: Same.
11074 * wide-int.h (decompose): Same.
11076 2019-07-09 Richard Biener <rguenther@suse.de>
11078 PR tree-optimization/91114
11079 * tree-vect-data-refs.c (vect_analyze_data_refs): Failure to
11080 find a vector type isn't fatal.
11082 2019-07-09 Sylvia Taylor <sylvia.taylor@arm.com>
11084 * config/aarch64/aarch64-simd.md
11085 (aarch64_crypto_aes<aes_op>v16qi): Redefine pattern with xor.
11086 (aarch64_crypto_aes<aesmc_op>v16qi): Remove attribute enabled.
11087 (*aarch64_crypto_aes<aes_op>v16qi_xor_combine): Remove both.
11088 (*aarch64_crypto_aese_fused,
11089 *aarch64_crypto_aesd_fused): Update to new definition.
11090 * config/aarch64/aarch64.c
11091 (aarch_macro_fusion_pair_p): Remove aese/aesmc fusion check.
11093 2019-07-09 Richard Biener <rguenther@suse.de>
11095 * gimple-match.h (gimple_match_op::resimplify): New.
11096 (gimple_resimplify1, gimple_resimplify2, gimple_resimplify3,
11097 gimple_resimplify4, gimple_resimplify5): Remove.
11098 * gimple-match-head.c (gimple_resimplify1, gimple_resimplify2,
11099 gimple_resimplify3, gimple_resimplify4, gimple_resimplify5):
11101 (gimple_match_op::resimplify): New.
11102 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Valueize
11103 according to availability. Use gimple_match_op::resimplify.
11105 2019-07-09 Eric Botcazou <ebotcazou@adacore.com>
11107 * ira-emit.c (emit_moves): Skip DEBUG_INSNs when setting the location.
11109 2019-07-09 Sylvia Taylor <sylvia.taylor@arm.com>
11111 * config/arm/crypto.md:
11112 (crypto_<crypto_pattern>): Redefine aese/aesd pattern with xor.
11113 (crypto_<crypto_pattern>): Remove attribute enabled for aesmc.
11114 (crypto_<crypto_pattern>): Split CRYPTO_BINARY into 2 patterns.
11115 (*aarch32_crypto_aese_fused, *aarch32_crypto_aesd_fused): New.
11117 (aarch_macro_fusion_pair_p): Remove aes/aesmc fusion check.
11118 * config/arm/aarch-common-protos.h
11119 (aarch_crypto_can_dual_issue): Remove.
11120 * config/arm/aarch-common.c
11121 (aarch_crypto_can_dual_issue): Likewise.
11122 * config/arm/exynos-m1.md: Remove aese/aesmc fusion.
11123 * config/arm/cortex-a53.md: Likewise.
11124 * config/arm/cortex-a57.md: Likewise.
11125 * config/arm/iterators.md:
11126 (CRYPTO_BINARY): Redefine.
11127 (CRYPTO_UNARY): Removed.
11128 (CRYPTO_AES, CRYPTO_AESMC): New.
11130 2019-07-09 Richard Biener <rguenther@suse.de>
11132 * tree-ssa-sccvn.c (struct vn_walk_cb_data): Add orig_ref member.
11133 (vn_reference_lookup_3): If the main ref has no access path recorded
11134 but orig_ref has use it to do access-path based disambiguation.
11135 (vn_reference_lookup_pieces): Adjust.
11136 (vn_reference_lookup): Pass down original ref if we valueized.
11138 2019-07-09 Martin Liska <mliska@suse.cz>
11140 * doc/extend.texi: Document influence on loop
11143 2019-07-09 Martin Liska <mliska@suse.cz>
11145 * lto-compress.c (lto_normalized_zstd_level): Do not use
11146 ZSTD_CLEVEL_DEFAULT as it is not default in old releases
11147 of libzstd. One can use 0 as a default compression level.
11149 2019-07-09 Martin Liska <mliska@suse.cz>
11151 * doc/invoke.texi: Add link from -fprofile-dir option.
11152 Use better wording for 'gcno filename'.
11154 2019-07-08 Martin Sebor <msebor@redhat.com>
11156 PR middle-end/71924
11157 PR middle-end/90549
11158 * gimple-ssa-isolate-paths.c (isolate_path): Add attribute. Update
11160 (args_loc_t): New type.
11161 (args_loc_t, locmap_t): same.
11162 (diag_returned_locals): New function.
11163 (is_addr_local): Same.
11164 (handle_return_addr_local_phi_arg, warn_return_addr_local): Same.
11165 (find_implicit_erroneous_behavior): Call warn_return_addr_local_phi_arg.
11166 (find_explicit_erroneous_behavior): Call warn_return_addr_local.
11168 2019-07-08 Jakub Jelinek <jakub@redhat.com>
11170 * tree-vect-stmts.c (scan_operand_equal_p): Look through MEM_REF
11171 with SSA_NAME address of POINTER_PLUS_EXPR. Handle MULT_EXPR
11172 and casts in offset when different, both through gimple stmts
11173 and through trees. Rewritten using loops to minimize code duplication
11176 2019-07-08 Eric Botcazou <ebotcazou@adacore.com>
11178 * emit-rtl.c (set_insn_locations): New function moved from...
11179 * function.c (set_insn_locations): ...here.
11180 * ira-emit.c (emit_moves): Propagate location of the first instruction
11181 to the inserted move instructions.
11182 * reg-stack.c (compensate_edge): Set the location if the sequence is
11183 inserted on the edge.
11184 * rtl.h (set_insn_locations): Declare.
11186 2019-07-08 Segher Boessenkool <segher@kernel.crashing.org>
11188 * config/rs6000/rs6000.c (rs6000_machine_from_flags): Ignore
11189 OPTION_MASK_PPC_GFXOPT and OPTION_MASK_PPC_GPOPT for selecting the
11192 2019-07-08 Segher Boessenkool <segher@kernel.crashing.org>
11194 PR rtl-optimization/88233
11195 * common.opt (fsplit-wide-types-early): New option.
11196 * common/config/rs6000/rs6000-common.c
11197 (rs6000_option_optimization_table): Add OPT_fsplit_wide_types_early for
11199 * doc/invoke.texi (Optimization Options): Add -fsplit-wide-types-early.
11200 * lower-subreg.c (pass_lower_subreg2::gate): Add test for
11201 flag_split_wide_types_early.
11202 (pass_data_lower_subreg3): New.
11203 (pass_lower_subreg3): New.
11204 (make_pass_lower_subreg3): New.
11205 * passes.def (pass_lower_subreg2): Move after the loop passes.
11206 (pass_lower_subreg3): New, inserted where pass_lower_subreg2 was.
11207 * tree-pass.h (make_pass_lower_subreg2): Move up, to its new place in
11208 the pass pipeline; its previous place is taken by ...
11209 (make_pass_lower_subreg3): ... this.
11211 2019-07-08 Robin Dapp <rdapp@linux.ibm.com>
11213 * config/s390/s390.c (s390_shift_truncation_mask): Define.
11214 (TARGET_SHIFT_TRUNCATION_MASK): Define.
11216 2019-07-08 Robin Dapp <rdapp@linux.ibm.com>
11218 * config/s390/constraints.md: Add new jsc constraint.
11219 * config/s390/predicates.md: New predicates.
11220 * config/s390/s390-protos.h (s390_valid_shift_count): New function.
11221 * config/s390/s390.c (s390_valid_shift_count): New function.
11222 (print_shift_count_operand): Use s390_valid_shift_count.
11223 (print_operand): Likewise.
11224 * config/s390/s390.md: Use new predicate.
11225 * config/s390/subst.md: Remove addr_style_op and masked_op substs.
11226 * config/s390/vector.md: Use new predicate.
11228 2019-07-08 Andrew Waterman <andrew@sifive.com>
11229 Jim Wilson <jimw@sifive.com>
11231 * config/riscv/riscv.md (lshrsi3_zero_extend_3+1): Use operands[1]
11232 bitsize instead of BITS_PER_WORD.
11234 2019-07-08 Martin Liska <mliska@suse.cz>
11236 * collect2.c (defined): Revert to before r254460.
11237 (scan_prog_file): Revert to before r254460.
11239 2019-07-08 Richard Biener <rguenther@suse.de>
11241 PR tree-optimization/83518
11242 * tree-ssa-sccvn.c: Include splay-tree.h.
11243 (struct pd_range, struct pd_data): New.
11244 (struct vn_walk_cb_data): Add data to track partial definitions.
11245 (vn_walk_cb_data::~vn_walk_cb_data): New.
11246 (vn_walk_cb_data::push_partial_def): New.
11247 (pd_tree_alloc, pd_tree_dealloc, pd_range_compare): New.
11248 (vn_reference_lookup_2): When partial defs are registered give up.
11249 (vn_reference_lookup_3): Track partial defs for memset and
11250 constructor zeroing and for defs from constants.
11252 2019-07-08 Richard Sandiford <richard.sandiford@arm.com>
11254 * doc/install.texi (bootstrap-Og): Document.
11256 2019-07-08 Richard Sandiford <richard.sandiford@arm.com>
11258 * config/riscv/pic.md (*local_pic_load_s<mode>)
11259 (*local_pic_load_u<mode>): Explicitly specify the mode iterator
11260 referenced by <mode>, giving...
11261 (*local_pic_load_s<SUBX:mode>, *local_pic_load_u<SUBX:mode>): ...these.
11262 * config/riscv/riscv.md (*sge<u>_<X:mode><GPR:mode>)
11263 (*slt<u>_<X:mode><GPR:mode>, *sle<u>_<X:mode><GPR:mode>): Explicitly
11264 use <X:MODE> for the mode attribute.
11266 2019-07-07 Jeff Law <law@redhat.com>
11268 PR tree-optimization/91090
11269 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Fix logic error
11270 in handling of ranges to simplify switch statements.
11272 2019-07-07 Iain Sandoe <iain@sandoe.co.uk>
11274 * config/darwin.c (darwin_override_options): Make a final check on PIC
11277 2019-07-07 Iain Sandoe <iain@sandoe.co.uk>
11279 * config/darwin.c (darwin_override_options): Don't jam symbol stubs
11280 on for kernel code.
11282 2019-07-07 Richard Sandiford <richard.sandiford@arm.com>
11285 * config/mips/mips.md (*mul_acc_si, *mul_acc_si_r3900, *macc)
11286 (*msac, *msac_using_macc, *mul_sub_si): Use "l" for input operands
11287 instead of matching them to "l" output operands.
11289 2019-07-07 Richard Sandiford <richard.sandiford@arm.com>
11291 * config/mips/mips.c (mips_split_move): Zero-initialize addr
11292 and check whether addr.reg is nonnull before using it.
11294 2019-07-06 Jakub Jelinek <jakub@redhat.com>
11296 * omp-low.c (lower_rec_input_clauses): For lastprivate clauses in
11297 ctx->for_simd_scan_phase simd copy the outer var to the privatized
11298 variable(s). For conditional lastprivate look through outer
11299 GIMPLE_OMP_SCAN context.
11300 (lower_omp_1): For conditional lastprivate look through outer
11301 GIMPLE_OMP_SCAN context.
11303 * omp-low.c (struct omp_context): Rename combined_into_simd_safelen0
11304 member to combined_into_simd_safelen1.
11305 (lower_rec_input_clauses, lower_omp_1): Adjust uses.
11306 (lower_lastprivate_clauses): Likewise. For conditional lastprivate
11307 clauses if ctx->combined_into_simd_safelen1 put statements after the
11308 predicate conditionalized block rather than into it.
11310 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
11312 * config/s390/s390.md (*negabs<FP:mode>2_nocc): Use FP for
11314 * config/s390/vx-builtins.md (*vec_cmp<insn_cmp><mode>_cconly):
11315 Make the choice of <mode> explicit, giving...
11316 (*vec_cmp<insn_cmp><VF_HW:mode>_cconly): ...this.
11318 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
11320 * config/i386/i386.md (*fop_<X87MODEF:mode>_3_i387)
11321 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Fix ambiguous uses
11323 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask)
11324 (*avx512pf_gatherpf<mode>df_mask, *avx512pf_scatterpf<mode>sf_mask)
11325 (*avx512pf_scatterpf<mode>df_mask, *avx2_gathersi<mode>)
11326 (*avx2_gathersi<mode>_2, *avx2_gatherdi<mode>)
11327 (*avx2_gatherdi<mode>_2, *avx2_gatherdi<mode>_3): Likewise.
11328 (*avx2_gatherdi<mode>_4, *avx512f_gathersi<mode>): Likewise.
11329 (*avx512f_gathersi<mode>_2, *avx512f_gatherdi<mode>): Likewise.
11330 (*avx512f_gatherdi<mode>_2, *avx512f_scattersi<mode>): Likewise.
11331 (*avx512f_scatterdi<mode>): Likewise.
11332 (*andnot<mode>3_bcst): Fix VI/VI48_AVX512VL typo.
11334 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
11336 * config/h8300/h8300.md (*push1_h8300hs_<mode>): Explicitly
11337 specify the mode iterator referenced by <mode>, giving...
11338 (*push1_h8300hs_<QHI:mode>): ...this.
11340 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
11342 * config/gcn/gcn-valu.md
11343 (vcond<VEC_1REG_MODE:mode><VEC_1REG_ALT:mode>): Use
11344 gen_vec_cmp<VEC_1REG_ALT:mode>di rather than (implicitly)
11345 gen_vec_cmp<VEC_1REG_MODE:mode>di. Explicitly use
11346 gen_vcond_mask_<VEC_1REG_MODE:mode>di.
11347 (vcond<VEC_1REG_MODE:mode><VEC_1REG_ALT:mode>_exec): Likewise,
11348 but using the _exec comparison patterns.
11349 (vcondu<VEC_1REG_INT_MODE:mode><VEC_1REG_INT_ALT:mode>): Use
11350 gen_vec_cmp<VEC_1REG_INT_ALT:mode>di rather than (implicitly)
11351 gen_vec_cmp<VEC_1REG_INT_MODE:mode>di. Explicitly use
11352 gen_vcond_mask_<VEC_1REG_INT_MODE:mode>di.
11353 (vcondu<VEC_1REG_INT_MODE:mode><VEC_1REG_INT_ALT:mode>_exec): Likewise,
11354 but using the _exec comparison patterns.
11356 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
11358 * config/arm/sync.md
11359 (@atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): Use
11360 <NARROW:sync_predtab> instead of (implicitly) <CCSI:sync_predtab>.
11361 (@atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): Likewise use
11362 <SIDI:sync_predtab>. Use <SIDI:cas_cmp_operand> and
11363 <SIDI:cas_cmp_str>.
11365 2019-07-06 Jakub Jelinek <jakub@redhat.com>
11367 * omp-low.c (struct omp_context): Add for_simd_scan_phase member.
11368 (maybe_lookup_ctx): Add forward declaration.
11369 (omp_find_scan): Likewise. Walk into body of simd if composited
11370 with worksharing loop.
11371 (scan_omp_simd_scan): New function.
11372 (scan_omp_1_stmt): Call it.
11373 (lower_rec_simd_input_clauses): Don't create rvar nor rvar2 if
11374 ctx->for_simd_scan_phase.
11375 (lower_rec_input_clauses): Do much less work for inscan reductions
11376 in ctx->for_simd_scan_phase is_simd regions.
11377 (lower_omp_scan): Set is_simd also on simd constructs composited
11378 with worksharing loop, unless ctx->for_simd_scan_phase. Never emit
11379 a sorry message. Don't change GIMPLE_OMP_SCAN stmts into nops and
11380 emit their body after in simd constructs composited with worksharing
11382 (lower_omp_for_scan): Handle worksharing loop composited with simd.
11384 * omp-low.c (omp_find_scan): Make static.
11385 (lower_omp_for_scan): Fix order of merge arguments in input phase of
11386 the second loop, var2 represents the first partial sum and so needs
11387 to go before rprivb[ivar].
11389 2019-07-05 Iain Sandoe <iain@sandoe.co.uk>
11391 * config/rs6000/rs6000-logue.c: Remove unused code.
11393 2019-07-05 Eric Botcazou <ebotcazou@adacore.com>
11395 * tree-ssa-loop-manip.c (create_iv): Add missing guard for gsi_end_p.
11397 2019-07-05 Sam Tebbs <sam.tebbs@arm.com>
11400 * config/aarch64/aarch64.c (aarch64_post_cfi_startproc): Replace thunk
11401 check with a frame laid out check.
11403 2019-07-05 Richard Biener <rguenther@suse.de>
11405 * tree-ssa-sccvn.c (vn_reference_lookup_3): Valueize RHS
11406 when comparing against a store with possibly the same value.
11408 2019-07-05 Richard Biener <rguenther@suse.de>
11410 PR tree-optimization/91091
11411 * tree-ssa-alias.h (get_continuation_for_phi): Add tbaa_p parameter.
11412 (walk_non_aliased_vuses): Likewise.
11413 * tree-ssa-alias.c (maybe_skip_until): Pass down tbaa_p.
11414 (get_continuation_for_phi): New tbaa_p parameter and pass
11416 (walk_non_aliased_vuses): Likewise.
11417 * ipa-prop.c (determine_known_aggregate_parts): Adjust.
11418 * tree-ssa-pre.c (translate_vuse_through_block): Likewise.
11419 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
11421 * tree-ssa-sccvn.c (struct vn_walk_cb_data): Add tbaa_p flag.
11422 (adjust_offsets_for_equal_base_address): New function.
11423 (vn_reference_lookup_3): Use it to catch more base equivalences.
11424 Handle and pass down tbaa_p flag.
11425 (vn_reference_lookup_pieces): Adjust.
11426 (vn_reference_lookup): Remove alias-set altering, instead pass
11427 down false as tbaa_p.
11429 2019-07-05 Richard Biener <rguenther@suse.de>
11431 PR tree-optimization/91091
11432 * tree-ssa-sccvn.c (vn_reference_lookup_3): Overlap of
11433 accesses can happen with -fno-strict-aliasing.
11435 2019-07-05 Jan Hubicka <hubicka@ucw.cz>
11437 * tree-ssa-alias.c (alias_stats): Add
11438 nonoverlapping_component_refs_since_match_p_must_overlap.
11439 (dump_alias_stats): Print it.
11440 (nonoverlapping_component_refs_since_match_p): Add early exit.
11441 (nonoverlapping_component_refs_p): Do not account early exit.
11443 2019-07-05 Eric Botcazou <ebotcazou@adacore.com>
11445 * except.c (emit_to_new_bb_before): Make sure to put a location on SEQ.
11446 * tree-eh.c (replace_goto_queue_1) <GIMPLE_GOTO>: Propagate location.
11447 (emit_eh_dispatch): Delete.
11448 (lower_catch): Emit the eh_dispatch manually and set the location of
11449 the first catch statement onto it.
11450 (lower_eh_filter): Emit the eh_dispatch manually and set location.
11451 (lower_eh_dispatch): Propagate location.
11452 * tree-outof-ssa.c (set_location_for_edge): Handle EH edges specially.
11453 (eliminate_build): Likewise.
11455 2019-07-05 Eric Botcazou <ebotcazou@adacore.com>
11457 * tree-cfg.c (gimple_make_forwarder_block): Propagate location info on
11458 phi nodes if possible.
11459 * tree-scalar-evolution.c (final_value_replacement_loop): Propagate
11460 location info on the newly created statement.
11461 * tree-ssa-loop-manip.c (create_iv): Propagate location info on the
11462 newly created increment if needed.
11464 2019-07-04 Jakub Jelinek <jakub@redhat.com>
11466 PR middle-end/78884
11467 * gimplify.c (struct gimplify_omp_ctx): Add add_safelen1 member.
11468 (gimplify_bind_expr): If seeing TREE_ADDRESSABLE VLA inside of simd
11469 loop body, set ctx->add_safelen1 instead of making it GOVD_PRIVATE.
11470 (gimplify_adjust_omp_clauses): Add safelen (1) clause if
11471 ctx->add_safelen1 is set.
11473 * omp-expand.c (expand_omp_for_static_nochunk): Don't emit
11474 GOMP_loop_start at the start of second worksharing loop in a scan.
11475 For nowait, don't emit GOMP_loop_end_nowait at the end of first
11476 worksharing loop in a scan even if there are conditional lastprivates,
11477 and do emit GOMP_loop_end_nowait at the end of second worksharing loop.
11479 2019-07-04 Jan Hubicka <jh@suse.cz>
11481 * tree-ssa-alias.c (nonoverlapping_component_refs_since_match_p):
11482 Fix check for match in the ref walk.
11484 2019-07-04 Martin Liska <mliska@suse.cz>
11486 * tree-ssa-loop-niter.c
11487 (get_upper_bound_based_on_builtin_expr_with_prob): New function.
11488 (estimate_numbers_of_iterations):
11489 Support __builtin_expect_with_probability for analysis
11490 of # of loop iterations.
11492 2019-07-04 Alexandre Oliva <oliva@adacore.com>
11494 * doc/generic.texi (Cleanups): Document EH_ELSE_EXPR.
11495 * except.c: Likewise.
11496 * expr.c (expand_expr_real_1): Reject it.
11497 * gimplify.c (gimplify_expr): Gimplify it, within
11499 * tree-dump.c (dequeue_and_dump): Dump it.
11500 * tree-pretty-print.c (dump_generic_node): Likewise.
11501 * tree.c (block_may_fallthru): Handle it.
11502 * tree.def (EH_ELSE_EXPR): Introduce it.
11503 * gimple-pretty-print.c (dump_gimple_try): Dump TRY_FINALLY
11504 with GIMPLE_EH_ELSE as try/finally/else.
11506 2019-07-04 Richard Biener <rguenther@suse.de>
11509 * tree-pass.h (execute_all_ipa_transforms): Add a flag
11510 parameter whether to disable GC collection.
11511 * passes.c (execute_one_ipa_transform_pass): Likewise, and
11513 (execute_all_ipa_transforms): Likewise and pass it down.
11514 * cgraph.c (cgraph_node::get_body): Do not invoke garbage
11515 collection from applying IPA transforms.
11516 * cgraphunit.c (cgraph_node::expand): Allow garbage collection
11517 from applying IPA transforms.
11519 2019-07-04 Richard Biener <rguenther@suse.de>
11521 PR tree-optimization/90911
11522 * tree-vectorizer.h (_loop_vec_info::scalar_loop_scaling): New field.
11523 (LOOP_VINFO_SCALAR_LOOP_SCALING): new.
11524 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
11525 scalar_loop_scaling.
11526 (vect_transform_loop): Scale scalar loop profile if needed.
11527 * tree-vect-loop-manip.c (vect_loop_versioning): When re-using
11528 the loop copy from if-conversion adjust edge probabilities
11529 and scale the vectorized loop body profile, queue the scalar
11530 profile for updating after peeling.
11532 2019-07-04 Jan Hubicka <jh@suse.cz>
11534 * tree-ssa-alias.c (decl_refs_may_alias_p): Add size1 and size2
11535 parameters; return early for must-alias.
11536 (indirect_ref_may_alias_decl_p): Likewise; when establishing
11537 outer types match, try nonoverlapping_component_refs
11538 if must-alias is not obvious.
11539 (indirect_refs_may_alias_p): Likewise.
11540 (refs_may_alias_p_2): Likewise.
11542 2019-07-04 Richard Biener <rguenther@suse.de>
11544 * tree-ssa-sccvn.h (vn_reference_lookup): Add last_vuse_ptr
11546 * tree-ssa-sccvn.c (last_vuse_ptr, vn_walk_kind): Move
11548 (struct vn_walk_cb_data): New callback data struct.
11549 (vn_reference_lookup_2): Adjust.
11550 (vn_reference_lookup_3): Likewise.
11551 (vn_reference_lookup_pieces): Likewise.
11552 (vn_reference_lookup): Likewise, get last_vuse_ptr argument.
11553 (visit_reference_op_load): Adjust.
11555 2019-07-04 Jakub Jelinek <jakub@redhat.com>
11557 PR tree-optimization/91063
11558 * tree-vect-stmts.c (vect_init_vector): Call gsi_remove to remove
11559 stmt from stmts sequence before calling vect_init_vector_1.
11562 2019-07-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11565 * fwprop.c (reg_single_def_p): New function.
11566 (propagate_rtx_1): Add unconditional else inside RTX_EXTRA case.
11567 (forward_propagate_into): New parameter reg_prop_only
11568 with default value false.
11569 Propagate def's src into loop only if SET_SRC and SET_DEST
11570 of def_set have single definitions.
11571 Likewise if reg_prop_only is set to true.
11572 (fwprop): New param fwprop_addr_p.
11573 Integrate fwprop_addr into fwprop.
11574 (fwprop_addr): Remove.
11575 (pass_rtl_fwprop_addr::execute): Call fwprop with arg set
11577 (pass_rtl_fwprop::execute): Call fwprop with arg set to false.
11578 * simplify-rtx.c (simplify_subreg): Add case for vector comparison.
11579 * config/i386/sse.md (UNSPEC_BLENDV): Adjust pattern.
11581 2019-07-04 Jakub Jelinek <jakub@redhat.com>
11583 * omp-low.c (lower_omp_scan): Call lower_omp on stmt's body
11584 in worksharing loop scans.
11586 PR tree-optimization/91074
11587 * omp-low.c (lower_omp_for_scan): Set DECL_GIMPLE_REG_P on cplx
11590 PR rtl-optimization/90756
11591 * explow.c (promote_ssa_mode): Always use TYPE_MODE, don't bypass it
11594 2019-07-03 Dennis Zhang <dennis.zhang@arm.com>
11596 * config/aarch64/aarch64.md: Remove redundant constraints from
11597 define_expand but keep some patterns untouched if they are
11598 specially selected by TARGET_SECONDARY_RELOAD hook.
11599 * config/aarch64/aarch64-sve.md: Likewise.
11600 * config/aarch64/atomics.md: Remove redundant constraints from
11602 * config/aarch64/aarch64-simd.md: Likewise.
11604 2019-07-03 Iain Sandoe <iain@sandoe.co.uk>
11606 * config/darwin.h (DRIVER_SELF_SPECS): Remove the linker cases.
11607 (RDYNAMIC): Rename to, DARWIN_RDYNAMIC.
11608 (DARWIN_PIE_SPEC, DARWIN_NOPIE_SPEC): Adjust to remove the Xlinker
11610 (LINK_COMMAND_SPEC_A): Add DARWIN_RDYNAMIC, DARWIN_PIE_SPEC and
11613 2019-07-03 Iain Sandoe <iain@sandoe.co.uk>
11615 * config/darwin.h (REAL_LIBGCC_SPEC): Adjust for earlier Darwin.
11616 (STARTFILE_SPEC): Split crt3 into a separate spec.
11617 (DARWIN_EXTRA_SPECS): Add crt2 and crt3 spec.
11618 (DARWIN_CRT2_SPEC): New.
11619 (DARWIN_CRT3_SPEC): New.
11620 (MIN_LD64_OMIT_STUBS): Revise to 62.1.
11621 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): Revise conditions.
11622 (DARWIN_CRT3_SPEC): New.
11624 2019-07-03 Michael Meissner <meissner@linux.ibm.com>
11626 * config/rs6000/altivec.md (altivec_mov<mode>, VM2 iterator):
11627 Change the RTL attribute "length" from "4" to "*" to allow the
11628 length attribute to be adjusted automatically for prefixed load,
11629 store, and add immediate instructions.
11630 * config/rs6000/rs6000.md (extendhi<mode>2, EXTHI iterator):
11632 (extendsi<mode>2, EXTSI iterator): Likewise.
11633 (movsi_internal1): Likewise.
11634 (movsi_from_sf): Likewise.
11635 (movdi_from_sf_zero_ext): Likewise.
11636 (mov<mode>_internal): Likewise.
11637 (movcc_internal1, QHI iterator): Likewise.
11638 (mov<mode>_softfloat, FMOVE32 iterator): Likewise.
11639 (movsf_from_si): Likewise.
11640 (mov<mode>_hardfloat32, FMOVE64 iterator): Likewise.
11641 (mov<mode>_softfloat64, FMOVE64 iterator): Likewise.
11642 (mov<mode>, FMOVE128 iterator): Likewise.
11643 (movdi_internal64): Likewise.
11644 * config/rs6000/vsx.md (vsx_le_permute_<mode>, VSX_TI iterator):
11646 (vsx_le_undo_permute_<mode>, VSX_TI iterator): Likewise.
11647 (vsx_mov<mode>_64bit, VSX_M iterator): Likewise.
11648 (vsx_mov<mode>_32bit, VSX_M iterator): Likewise.
11649 (vsx_splat_v4sf): Likewise.
11651 2019-07-03 Mark Wielaard <mark@klomp.org>
11654 * dwarf2out.c (add_top_level_skeleton_die_attrs): Only add
11655 DW_AT_addr_base if there is actually a .debug_addr section with
11657 (output_addr_table): Add DWARF5 table header generation here after
11658 checking there are actually any addresses from...
11659 (dwarf2out_finish): ...here.
11661 2019-07-03 Richard Biener <rguenther@suse.de>
11663 PR middle-end/91069
11664 * match.pd (vec_perm -> bit_insert): Fix element read from
11667 2019-07-03 Martin Liska <mliska@suse.cz>
11669 * dbgcnt.def (DEBUG_COUNTER): Add match debug counter.
11670 * genmatch.c (dt_simplify::gen_1): Generate dbgcnt
11672 * generic-match-head.c: Include dbgcnt.h.
11673 * gimple-match-head.c: Likewise.
11675 2019-07-03 Martin Liska <mliska@suse.cz>
11677 * gcov-counter.def (GCOV_COUNTER_V_SINGLE): Remove.
11678 (GCOV_COUNTER_V_TOPN): New.
11679 (GCOV_COUNTER_V_INDIR): Use _topn.
11680 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): Remove.
11681 (GCOV_TOPN_VALUES): New.
11682 (GCOV_SINGLE_VALUE_COUNTERS): Remove.
11683 (GCOV_TOPN_VALUES_COUNTERS): New.
11684 * profile.c (instrument_values): Use HIST_TYPE_TOPN_VALUES.
11686 (gimple_init_gcov_profiler): Rename variables from one_value
11688 (gimple_gen_one_value_profiler): Remove.
11689 (gimple_gen_topn_values_profiler): New function.
11690 * value-prof.c (dump_histogram_value): Use TOPN_VALUES
11691 names instead of SINGLE_VALUE.
11692 (stream_out_histogram_value): Likewise.
11693 (stream_in_histogram_value): Likewise.
11694 (get_most_common_single_value): Likewise.
11695 (gimple_divmod_fixed_value_transform): Likewise.
11696 (gimple_stringops_transform): Likewise.
11697 (gimple_divmod_values_to_profile): Likewise.
11698 (gimple_stringops_values_to_profile): Likewise.
11699 (gimple_find_values_to_profile): Likewise.
11700 * value-prof.h (enum hist_type): Rename to TOPN.
11701 (gimple_gen_one_value_profiler): Remove.
11702 (gimple_gen_topn_values_profiler): New.
11704 2019-07-03 Eric Botcazou <ebotcazou@adacore.com>
11706 * dwarf2out.c (add_scalar_info): Add back refererence to existing DIE
11707 if it has the DW_AT_data_member_location attribute.
11709 2019-07-03 Richard Biener <rguenther@suse.de>
11711 * gimple-pretty-print.c (dump_ternary_rhs): Fix BIT_INSERT_EXPR
11714 2019-07-03 Sylvia Taylor <sylvia.taylor@arm.com>
11716 * config/aarch64/aarch64.md (FP_REGNUM): New constant.
11717 (tlsdesc_small_advsimd_<mode>): Add use of FP_REGNUM.
11718 (tlsdesc_small_sve_<mode>): Likewise.
11720 2019-07-03 Martin Liska <mliska@suse.cz>
11722 * Makefile.in: Define ZSTD_LIB.
11723 * common.opt: Adjust compression level
11724 to support also zstd levels.
11725 * config.in: Regenerate.
11726 * configure: Likewise.
11727 * configure.ac: Add --with-zstd and --with-zstd-include options
11729 * doc/install.texi: Mention zstd dependency.
11730 * gcc.c: Print supported LTO compression algorithms.
11731 * lto-compress.c (lto_normalized_zstd_level): Likewise.
11732 (lto_compression_zstd): Likewise.
11733 (lto_uncompression_zstd): Likewise.
11734 (lto_end_compression): Dispatch in between zlib and zstd.
11735 (lto_compression_zlib): Mark with ATTRIBUTE_UNUSED.
11736 (lto_uncompression_zlib): Make it static.
11737 * lto-compress.h (lto_end_uncompression): Fix GNU coding style.
11738 * lto-section-in.c (lto_get_section_data): Pass info
11739 about used compression.
11740 * lto-streamer-out.c: By default use zstd when possible.
11741 * timevar.def (TV_IPA_LTO_DECOMPRESS): Rename to decompression
11742 (TV_IPA_LTO_COMPRESS): Likewise for compression.
11744 2019-07-03 Martin Liska <mliska@suse.cz>
11746 * lto-section-in.c (lto_get_section_data): Add "lto" section.
11747 * lto-section-out.c (lto_destroy_simple_output_block): Never
11748 compress LTO_section_lto section.
11749 * lto-streamer-out.c (produce_asm): Do not set major_version
11751 (lto_output_toplevel_asms): Likewise.
11752 (produce_lto_section): New function.
11753 (lto_output): Call produce_lto_section.
11754 (lto_write_mode_table): Do not set major_version and
11756 (produce_asm_for_decls): Likewise.
11757 * lto-streamer.h (enum lto_section_type): Add LTO_section_lto
11759 (struct lto_header): Remove.
11760 (struct lto_section): New struct.
11761 (struct lto_simple_header): Do not inherit from lto_header.
11762 (struct lto_file_decl_data): Add lto_section_header field.
11764 2019-07-03 Martin Liska <mliska@suse.cz>
11766 * lra-eliminations.c (eliminate_regs_in_insn): Remove
11768 * reg-stack.c (check_asm_stack_operands): Likewise.
11769 * tree-ssa-structalias.c (create_function_info_for): Likewise.
11770 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11771 * config/i386/i386-expand.c (ix86_expand_sse2_mulvxdi3): Use
11772 force_expand_binop.
11774 2019-07-03 Martin Liska <mliska@suse.cz>
11776 PR tree-optimization/90892
11777 * builtins.c (inline_expand_builtin_string_cmp): Handle '\0'
11778 in string constants.
11780 2019-07-03 Martin Liska <mliska@suse.cz>
11782 PR middle-end/90899
11783 * multiple_target.c (create_dispatcher_calls): Add to comdat
11784 group only if set for ifunc.
11786 2019-07-03 Martin Liska <mliska@suse.cz>
11789 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
11790 Define local_object_name in outer scope in order to handle
11791 use-after-scope issue.
11793 2019-07-03 Martin Liska <mliska@suse.cz>
11795 * common.opt: Add fprofile-note.
11796 * coverage.c (coverage_init): Append the option
11798 * doc/invoke.texi: Document -fprofile-note.
11800 2019-07-03 Jakub Jelinek <jakub@redhat.com>
11802 PR tree-optimization/91033
11803 * tree-vectorizer.h (vect_mark_stmts_to_be_vectorized,
11804 vect_analyze_data_refs): Add bool * arguments.
11805 * tree-vect-data-refs.c (vect_analyze_data_refs): Add fatal argument,
11806 if failure is due to scatter/gather, set *fatal to false if non-NULL.
11807 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
11808 * tree-vect-loop.c (vect_analyze_loop_2): Adjust
11809 vect_mark_stmts_to_be_vectorized and vect_analyze_data_refs callers.
11810 * tree-vect-slp.c (vect_slp_analyze_bb_1): Adjust
11811 vect_analyze_data_refs caller.
11813 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SCANTEMP_
11815 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__SCANTEMP_ instead of
11816 OMP_CLAUSE__CONDTEMP_ as range's upper bound.
11817 (OMP_CLAUSE__SCANTEMP__ALLOC, OMP_CLAUSE__SCANTEMP__CONTROL): Define.
11818 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
11819 OMP_CLAUSE__SCANTEMP_ entry.
11820 (walk_tree_1): Handle OMP_CLAUSE__SCANTEMP_.
11821 * tree-pretty-print.c (dump_omp_clause): Likewise.
11822 * tree-nested.c (convert_nonlocal_omp_clauses,
11823 convert_local_omp_clauses): Likewise.
11824 * omp-general.h (struct omp_for_data): Add have_scantemp and
11825 have_nonctrl_scantemp members.
11826 * omp-general.c (omp_extract_for_data): Initialize them.
11827 * omp-low.c (struct omp_context): Add scan_exclusive member.
11828 (scan_omp_1_stmt): Don't unnecessarily mask gimple_omp_for_kind
11829 result again with GF_OMP_FOR_KIND_MASK. Initialize also
11830 ctx->scan_exclusive.
11831 (lower_rec_simd_input_clauses): Use ctx->scan_exclusive instead
11832 of !ctx->scan_inclusive.
11833 (lower_rec_input_clauses): Simplify gimplification of dtors using
11834 gimplify_and_add. For non-is_simd test OMP_CLAUSE_REDUCTION_INSCAN
11835 rather than rvarp. Handle OMP_CLAUSE_REDUCTION_INSCAN in worksharing
11836 loops. Don't add barrier for reduction_omp_orig_ref if
11837 ctx->scan_??xclusive.
11838 (lower_reduction_clauses): Don't do anything for ctx->scan_??xclusive.
11839 (lower_omp_scan): Use ctx->scan_exclusive instead
11840 of !ctx->scan_inclusive. Handle worksharing loops with inscan
11841 reductions. Use new_vard != new_var instead of repeated
11842 omp_is_reference calls.
11843 (omp_find_scan, lower_omp_for_scan): New functions.
11844 (lower_omp_for): Call lower_omp_for_scan for worksharing loops with
11846 * omp-expand.c (expand_omp_scantemp_alloc): New function.
11847 (expand_omp_for_static_nochunk): Handle fd->have_nonctrl_scantemp
11848 and fd->have_scantemp.
11850 * gimplify.c (gimplify_scan_omp_clauses): For inscan reductions
11851 on worksharing loop propagate it as shared clause to containing
11854 * omp-expand.c (expand_omp_for_static_nochunk,
11855 expand_omp_for_static_chunk): For nowait worksharing loop with
11856 conditional lastprivate clause(s), emit GOMP_loop_end_nowait call
11859 2019-07-02 qing zhao <qing.zhao@oracle.com>
11861 PR preprocessor/90581
11862 * doc/cppopts.texi: Add document for -fmax-include-depth.
11863 * doc/invoke.texi (Preprocessor Options): List -fmax-include-depth.
11865 2019-07-02 Uroš Bizjak <ubizjak@gmail.com>
11867 * config/i386/mmx.md (mmx_pack<s_trunsuffix>swb):
11868 Use TARGET_SSE2 && SSE_REGNO_P in split condition.
11869 (mmx_packssdw): Ditto.
11870 (mmx_punpckhbw): Ditto.
11871 (mmx_punpcklbw): Ditto.
11872 (mmx_punpckhwd): Ditto.
11873 (mmx_punpcklwd): Ditto.
11874 (mmx_punpckhdq): Ditto.
11875 (mmx_punpckldq): Ditto.
11876 (*vec_dupv4hi): Ditto.
11877 (*vec_dupv2si): Ditto.
11878 (mmx_pmovmskb): Ditto.
11879 * config/i386/sse.md (sse_cvtpi2ps): Use
11880 TARGET_SSE2 && SSE_REG_P in split condition.
11881 (ssse3_ph<plusminus_mnemonic>wv4hi3): Use
11882 TARGET_SSSE3 && SSE_REGNO_P in split condition.
11883 (ssse3_ph<plusminus_mnemonic>dv2si3): Ditto.
11884 (ssse3_pshufbv8qi3): Ditto.
11885 (ssse3_palignrdi): Ditto.
11887 2019-07-02 Andrew Stubbs <ams@codesourcery.com>
11889 * config/gcn/gcn.md (movdi_symbol_save_scc): Convert to define_insn
11890 with inlined save and restore.
11892 2019-07-02 Eric Botcazou <ebotcazou@adacore.com>
11894 * cfgexpand.c (pass_expand::execute): Deal specially with instructions
11895 to be inserted on single successor edge of the entry block. Then call
11896 commit_edge_insertions instead of inserting the instructions manually.
11897 * cfgrtl.c (commit_edge_insertions): Do not verify flow info during
11898 RTL expansion and rebuild jump labels chain.
11900 2019-07-02 Richard Biener <rguenther@suse.de>
11902 * tree-core.h (enum tree_index): Add TI_CHREC_DONT_KNOW and
11904 * tree.h (chrec_not_analyzed_yet, chrec_dont_know, chrec_known):
11906 * tree.c (build_common_tree_nodes): Initialize them.
11907 * tree-chrec.h (chrec_not_analyzed_yet, chrec_dont_know, chrec_known):
11908 Make declarations comments.
11909 * tree-scalar-evolution.c (chrec_not_analyzed_yet, chrec_dont_know,
11910 chrec_known): Remove definitions.
11911 (initialize_scalar_evolutions_analyzer): Remove.
11912 (scev_initialize): Do not call initialize_scalar_evolutions_analyzer.
11913 * tree-streamer.c (preload_common_nodes): Do not preload
11914 TI_CHREC_DONT_KNOW or TI_CHREC_KNOWN.
11916 2019-07-02 Jan Hubicka <jh@suse.cz>
11918 * tree-ssa-alias.c (aliasing_component_refs_p): Remove forgotten
11921 2019-07-02 Jan Hubicka <jh@suse.cz>
11923 * tree-ssa-alias.c (nonoverlapping_component_refs_for_decl_p): Rename
11925 (nonoverlapping_component_refs_since_match_p): ... this one;
11926 handle also non-decl bases; return -1 if search gave up.
11927 (alias_stats): Rename nonoverlapping_component_refs_of_decl_p_may_alias,
11928 nonoverlapping_component_refs_of_decl_p_no_alias to
11929 nonoverlapping_component_refs_since_match_p_may_alias,
11930 nonoverlapping_component_refs_since_match_p_no_alias.
11931 (dump_alias_stats): Update dumping.
11932 (aliasing_matching_component_refs_p): Break out from ...;
11933 dispatch to nonoverlapping_component_refs_for_decl_p
11934 and nonoverlapping_component_refs_since_match_p.
11935 (aliasing_component_refs_p): ... here; call
11936 nonoverlapping_component_refs_p in scenarios where we can not
11937 precisely determine base match.
11938 (decl_refs_may_alias_p): Use
11939 nonoverlapping_component_refs_since_match_p.
11940 (indirect_ref_may_alias_decl_p): Do not call
11941 nonoverlapping_component_refs_p.
11942 (indirect_refs_may_alias_p): Likewise.
11944 2019-07-02 Jan Hubicka <jh@suse.cz>
11946 * tree-inline.c (remap_gimple_stmt): Do not subtitute handled components
11947 to clobber of return value.
11949 2019-07-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11951 * config/arm/cortex-a57.md (cortex_a57_neon_type): Use neon_arith_basic
11952 for is_neon_type instructions that have not already been categorized.
11954 2019-07-02 Richard Biener <rguenther@suse.de>
11956 PR tree-optimization/58483
11957 * tree-ssa-scopedtables.c (avail_expr_hash): Use OEP_ADDRESS_OF
11958 for MEM_REF base hashing.
11959 (equal_mem_array_ref_p): Likewise for base comparison.
11961 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
11963 * config/rs6000/rs6000.md (signbit<mode>2_dm): Make this a
11964 parameterized name.
11965 (signbit<mode>2): Use that name. Simplify.
11967 2019-07-01 Joern Rennecke <joern.rennecke@riscy-ip.com>
11969 PR middle-end/66726
11970 * tree-ssa-phiopt.c (factor_out_conditional_conversion):
11971 Tune heuristic from PR71016 to allow MIN / MAX.
11973 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
11975 * config/rs6000/rs6000.md (ieee_128bit_vsx_abs<mode>2): Make this a
11976 parameterized name.
11977 (abs<mode>2): Use that name. Simplify.
11979 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
11981 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2): Make this a
11982 parameterized name.
11983 (neg<mode>2): Use that name. Simplify.
11985 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
11987 * config/rs6000/rs6000.md (abs<mode>2_hw): Make this a parameterized
11989 (abs<mode>2): Use that name. Simplify.
11991 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
11993 * config/rs6000/rs6000.md (neg<mode>2_hw): Make this a parameterized
11995 (neg<mode>2): Use that name. Simplify.
11997 2019-07-01 Uroš Bizjak <ubizjak@gmail.com>
11999 * config/i386/i386.md ("isa" attribute): Add sse_noavx.
12000 ("enabled" attribute): Handle sse_noavx isa attribute.
12001 * config/i386/mmx.md (*vec_dupv2sf): Add "isa" attribute.
12002 Use TARGET_SSE && SSE_REGNO_P in split condition.
12003 (*vec_dupv2sf): Ditto.
12005 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
12007 * config/rs6000/rs6000.md (extenddf<mode>2): Make this a parameterized
12009 (floatsi<mode>2): Use that name. Simplify.
12011 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
12013 * config/rs6000/rs6000.md (extenddf<mode>2_fprs): Make this a
12014 parameterized name.
12015 (extenddf<mode>2_vsx): Make this a parameterized name.
12016 (extenddf<mode>2): Use those names. Simplify.
12018 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
12020 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Make this a parameterized
12022 (eh_return): Use that name. Simplify.
12024 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
12026 * config/rs6000/rs6000.md (ctr<mode>): Make this a parameterized name.
12027 (doloop_end): Use that name. Simplify.
12029 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
12031 * config/rs6000/rs6000.md (indirect_jump<mode>_nospec): Make this a
12032 parameterized name.
12033 (indirect_jump): Use that name. Simplify.
12035 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
12037 * config/rs6000/rs6000.md (abs<mode>2_internal): Make this a
12038 parameterized name.
12039 (abs<mode>2): Use that name. Simplify.
12041 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
12043 * config/rs6000/rs6000.md (fix_trunc<mode>si2_fprs): Make this a
12044 parameterized name.
12045 (fix_trunc<mode>si2): Use that name. Simplify.
12047 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
12049 * config/rs6000/rs6000.md (neg<mode>2): Make this a parameterized name.
12050 (allocate_stack): Use that name. Simplify.
12052 2019-07-01 Martin Sebor <msebor@redhat.com>
12054 PR middle-end/90923
12055 * hash-map.h (hash_map::put): On insertion invoke element ctor.
12056 (hash_map::get_or_insert): Same. Reformat comment.
12057 * hash-set.h (hash_set::add): On insertion invoke element ctor.
12058 * hash-map-tests.c (test_map_of_type_with_ctor_and_dtor): New.
12059 * hash-set-tests.c (test_map_of_type_with_ctor_and_dtor): New.
12060 * hash-table.h (hash_table::operator=): Prevent copy assignment.
12061 (hash_table::hash_table (const hash_table&)): Use copy ctor
12062 instead of assignment to copy elements.
12064 2019-07-01 Wilco Dijkstra <wdijkstr@arm.com>
12065 John David Anglin <danglin@gcc.gnu.org>
12068 * config/pa/pa.md (builtin_longjmp): Restore hard_frame_pointer_rtx
12069 using saved frame pointer.
12071 2019-07-01 Eric Botcazou <ebotcazou@adacore.com>
12073 PR middle-end/64242
12074 * config/sparc/sparc.md (nonlocal_goto): Restore frame pointer last.
12075 Add frame clobber and schedule blockage.
12077 2019-07-01 Sandra Loosemore <sandra@codesourcery.com>
12079 * doc/invoke.texi (Link Options): Further editorial changes to
12080 -flinker-output docs.
12082 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
12084 * config/rs6000/rs6000.c (rs6000_force_indexed_or_indirect_mem):
12085 Load both operands of a PLUS into registers separately.
12087 2019-07-01 Andreas Krebbel <krebbel@linux.ibm.com>
12089 * config/s390/vector.md: Fix shift count operand printing.
12091 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
12093 * ira-lives.c (process_bb_node_lives): Use ira_setup_alts.
12095 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
12097 * ira.c (ira_get_dup_out_num): Don't punt for earlyclobbers.
12098 Use recog_data to test for an output operand.
12100 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
12102 * ira.c (ira_setup_alts): If any valid alternatives have zero cost,
12103 exclude any others that are disparaged or that are bound to need
12105 (ira_get_dup_out_num): Expand comment.
12107 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
12109 * ira.c (ira_setup_alts): Use preprocess_constraints to get the
12110 constraint string for each operand/alternative combo. Only handle
12111 '%' at the start of constraint strings, and look for it outside
12114 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
12116 * ira-int.h (ira_setup_alts, ira_get_dup_out_num): Use
12117 alternative_mask instead of HARD_REG_SET to represent a
12118 bitmask of alternatives.
12119 * ira.c (ira_setup_alts, ira_get_dup_out_num): Likewise.
12120 * ira-conflicts.c (add_insn_allocno_copies): Likewise.
12122 2019-07-01 Martin Liska <mliska@suse.cz>
12124 * edit-context.c (test_applying_fixits_unreadable_file): Do not
12125 use () for a constructor call.
12126 (test_applying_fixits_line_out_of_range): Likewise.
12127 * ggc-page.c (alloc_page): Use (void *) for %p printf format
12129 (free_page): Likewise.
12131 2019-07-01 Vladislav Ivanishin <vlad@ispras.ru>
12133 * gdbhooks.py (GdbPrettyPrinters.add_printer_for_types): Reorder
12134 parameter names to match usage (no functional change).
12135 (GdbPrettyPrinters.add_printer_for_regex): Ditto.
12137 2019-07-01 Richard Biener <rguenther@suse.de>
12139 * tree-ssa-sccvn.c (class pass_fre): Add may_iterate
12141 (pass_fre::execute): Honor it.
12142 * passes.def: Adjust pass_fre invocations to allow iterating,
12143 add non-iterating pass_fre before late threading/dom.
12145 2019-07-01 Richard Biener <rguenther@suse.de>
12147 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Adjust
12148 TARGET_MEM_REF handling to also handle address-taken ones.
12150 2019-07-01 Hongtao Liu <hongtao.liu@intel.com>
12152 * doc/sourcebuild.texi (Effective-Target Keywords, Other
12153 hardware attributes): Document avx512vp2intersect.
12155 2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
12157 * config/i386/sse.md (ssse3_abs<mode>2): Rename from abs<mode>2.
12158 (abs<mode>2): New expander.
12159 * config/i386/i386-builtin.def (__builtin_ia32_pabsb):
12160 Use CODE_FOR_ssse3_absv8qi2.
12161 (__builtin_ia32_pabsw): Use CODE_FOR_ssse3_absv4hi2.
12162 (__builtin_ia32_pabsd): Use CODE_FOR_ssse3_absv2si2.
12164 2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
12166 * config/i386/i386.md (mmx_isa): Rename x64, x64_noavx and x64_avx
12167 to sse, sse_noavx and avx. Update all uses.
12169 2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
12171 * config/i386/mmx.md (sse_movntq): Add "isa" attribute.
12172 (*mmx_<plusminus_insn><mode>3): Ditto.
12173 (*mmx_mulv4hi3"): Ditto.
12174 (*mmx_smulv4hi3_highpart): Ditto.
12175 (*mmx_umulv4hi3_highpart): Ditto.
12176 (*mmx_pmaddwd): Ditto.
12177 (*sse2_umulv1siv1di3): Ditto.
12178 (*mmx_<code>v4hi3): Ditto.
12179 (*mmx_<code>v8qi3): Ditto.
12180 (mmx_ashr<mode>3): Ditto.
12181 ("mmx_<shift_insn><mode>3): Ditto.
12182 (*mmx_eq<mode>3): Ditto.
12183 (mmx_gt<mode>3): Ditto.
12184 (mmx_andnot<mode>3): Ditto.
12185 (*mmx_<code><mode>3): Ditto.
12186 (*mmx_pinsrw): Ditto.
12187 (*mmx_pextrw): Ditto.
12188 (mmx_pshufw_1): Ditto.
12189 (*mmx_uavgv8qi3): Ditto.
12190 (*mmx_uavgv4hi3): Ditto.
12191 ("mmx_psadbw): Ditto.
12192 * config/i386/sse.md (sse_cvtps2pi): Ditto.
12193 (sse_cvttps2pi): Ditto.
12194 (ssse3_pmaddubsw): Ditto.
12195 (*ssse3_pmulhrswv4hi3): Ditto.
12196 (ssse3_psign<mode>3): Ditto.
12198 2019-06-29 Eric Botcazou <ebotcazou@adacore.com>
12200 * expr.c (expand_expr_real_1) <BIT_FIELD_REF>: Apply the big-endian
12201 adjustment for bit-fields to all aggregate types.
12203 2019-06-28 Michael Meissner <meissner@linux.ibm.com>
12205 * config/rs6000/predicates.md (pcrel_address): Use
12206 SYMBOL_REF_LOCAL_P to determine if a label is local.
12207 (pcrel_external_address): New predicate.
12208 (non_prefixed_mem_operand): Delete, predicate not used.
12209 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL_P): Delete, we now use
12210 SYMBOL_REF_LOCAL_P to determine if we can use pc-relative
12212 (SYMBOL_REF_PCREL_P): Likewise.
12215 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Add non-VSX
12217 (floatsi<mode>2_lfiwax_mem): Add non-VSX alternative.
12218 (floatunssi<mode>2_lfiwzx): Add non-VSX alternative.
12219 (floatunssi<mode>2_lfiwzx_mem): Add non-VSX alternative.
12221 2019-06-28 Iain Sandoe <iain@sandoe.co.uk>
12223 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Remove
12224 override on extra_headers.
12226 2019-06-28 Iain Sandoe <iain@sandoe.co.uk>
12228 * config/darwin-c.c (pop_field_alignment): Quote #pragma options.
12229 * config/darwin-driver.c (darwin_default_min_version): Remove newline
12231 (darwin_driver_init): Likewise.
12233 2019-06-28 Jan Beulich <jbeulich@suse.com>
12235 * config/i386/sse.md (vgf2p8affineinvqb_<mode><mask_name>,
12236 vgf2p8affineqb_<mode><mask_name>, vgf2p8mulb_<mode><mask_name>):
12237 Eliminate redundant alternative.
12239 2019-06-28 Jan Beulich <jbeulich@suse.com>
12241 * config/i386/sse.md (vgf2p8affineinvqb_<mode><mask_name>,
12242 vgf2p8affineqb_<mode><mask_name>): Drop % constraint modifier.
12243 Use vector_operand.
12245 2019-06-28 Claudiu Zissulescu <claziss@synopsys.com>
12247 * config/arc/arc.c (arc_rtx_costs): All short instructions are
12248 having a lower cost regardless of the speed option.
12250 2019-06-28 Jan Beulich <jbeulich@suse.com>
12252 * config/i386/sse.md (sse2_cvtpd2pi, sse2_cvttpd2pi): Use
12253 vector_operand plus, on both alternatives, "Bm" constraint.
12255 2019-06-28 Dennis Zhang <dennis.zhang@arm.com>
12257 * config/arm/arm.md: Remove redundant constraints from
12258 define_expand but leave reload_inm and reload_outm patterns
12259 untouched since they need special constraints to work.
12260 * config/arm/arm-fixed.md: Remove redundant constraints from
12262 * config/arm/iwmmxt.md: Likewise.
12263 * config/arm/neon.md: Likewise.
12264 * config/arm/sync.md: Likewise.
12265 * config/arm/thumb1.md: Likewise.
12266 * config/arm/vec-common.md: Likewise.
12268 2019-06-27 Ilia Diachkov <ilia.diachkov@optimitech.com>
12270 * doc/install.texi: Document --disable-tm-clone-registry.
12272 2019-06-27 Jakub Jelinek <jakub@redhat.com>
12275 * gimplify.c (collect_fallthrough_labels): Ignore GIMPLE_PREDICT
12278 PR tree-optimization/91010
12279 * tree-vect-stmts.c (scan_operand_equal_p): If offset1 == offset2,
12280 return true. Otherwise, don't call operand_equal_p if offset1 or
12281 offset2 is NULL and just return false.
12283 2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
12285 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Honour
12286 user-specified float mode choice for kernel mode code.
12288 2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
12290 * config/rs6000/darwin.h (ENDFILE_SPEC): Correct whitespace in the
12293 2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
12295 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Do not
12296 use longcall for 64b code.
12298 2019-06-27 Aaron Sawdey <acsawdey@linux.ibm.com>
12300 * builtins.c (get_memory_rtx): Fix comment.
12301 * optabs.def (movmem_optab): Change to cpymem_optab.
12302 * expr.c (emit_block_move_via_cpymem): Change movmem to cpymem.
12303 (emit_block_move_hints): Change movmem to cpymem.
12304 * defaults.h: Change movmem to cpymem.
12305 * targhooks.c (get_move_ratio): Change movmem to cpymem.
12306 (default_use_by_pieces_infrastructure_p): Ditto.
12307 * config/aarch64/aarch64-protos.h: Change movmem to cpymem.
12308 * config/aarch64/aarch64.c (aarch64_expand_movmem): Change movmem
12310 * config/aarch64/aarch64.h: Change movmem to cpymem.
12311 * config/aarch64/aarch64.md (movmemdi): Change name to cpymemdi.
12312 * config/alpha/alpha.h: Change movmem to cpymem in comment.
12313 * config/alpha/alpha.md (movmemqi, movmemdi, *movmemdi_1): Change
12315 * config/arc/arc-protos.h: Change movmem to cpymem.
12316 * config/arc/arc.c (arc_expand_movmem): Change movmem to cpymem.
12317 * config/arc/arc.h: Change movmem to cpymem in comment.
12318 * config/arc/arc.md (movmemsi): Change movmem to cpymem.
12319 * config/arm/arm-protos.h: Change movmem to cpymem in names.
12320 * config/arm/arm.c (arm_movmemqi_unaligned, arm_gen_movmemqi,
12321 gen_movmem_ldrd_strd, thumb_expand_movmemqi) Change movmem to cpymem.
12322 * config/arm/arm.md (movmemqi): Change movmem to cpymem.
12323 * config/arm/thumb1.md (movmem12b, movmem8b): Change movmem to cpymem.
12324 * config/avr/avr-protos.h: Change movmem to cpymem.
12325 * config/avr/avr.c (avr_adjust_insn_length, avr_emit_movmemhi,
12326 avr_out_movmem): Change movmem to cpymem.
12327 * config/avr/avr.md (movmemhi, movmem_<mode>, movmemx_<mode>):
12328 Change movmem to cpymem.
12329 * config/bfin/bfin-protos.h: Change movmem to cpymem.
12330 * config/bfin/bfin.c (single_move_for_movmem, bfin_expand_movmem):
12331 Change movmem to cpymem.
12332 * config/bfin/bfin.h: Change movmem to cpymem in comment.
12333 * config/bfin/bfin.md (movmemsi): Change name to cpymemsi.
12334 * config/c6x/c6x-protos.h: Change movmem to cpymem.
12335 * config/c6x/c6x.c (c6x_expand_movmem): Change movmem to cpymem.
12336 * config/c6x/c6x.md (movmemsi): Change name to cpymemsi.
12337 * config/frv/frv.md (movmemsi): Change name to cpymemsi.
12338 * config/ft32/ft32.md (movmemsi): Change name to cpymemsi.
12339 * config/h8300/h8300.md (movmemsi): Change name to cpymemsi.
12340 * config/i386/i386-expand.c (expand_set_or_movmem_via_loop,
12341 expand_set_or_movmem_via_rep, expand_movmem_epilogue,
12342 expand_setmem_epilogue_via_loop, expand_set_or_cpymem_prologue,
12343 expand_small_cpymem_or_setmem,
12344 expand_set_or_cpymem_prologue_epilogue_by_misaligned_moves,
12345 expand_set_or_cpymem_constant_prologue,
12346 ix86_expand_set_or_cpymem): Change movmem to cpymem.
12347 * config/i386/i386-protos.h: Change movmem to cpymem.
12348 * config/i386/i386.h: Change movmem to cpymem in comment.
12349 * config/i386/i386.md (movmem<mode>): Change name to cpymem.
12350 (setmem<mode>): Change expansion function name.
12351 * config/lm32/lm32.md (movmemsi): Change name to cpymemsi.
12352 * config/m32c/blkmov.md (movmemhi, movmemhi_bhi_op, movmemhi_bpsi_op,
12353 movmemhi_whi_op, movmemhi_wpsi_op): Change movmem to cpymem.
12354 * config/m32c/m32c-protos.h: Change movmem to cpymem.
12355 * config/m32c/m32c.c (m32c_expand_movmemhi): Change movmem to cpymem.
12356 * config/m32r/m32r.c (m32r_expand_block_move): Change movmem to cpymem.
12357 * config/m32r/m32r.md (movmemsi, movmemsi_internal): Change movmem
12359 * config/mcore/mcore.md (movmemsi): Change name to cpymemsi.
12360 * config/microblaze/microblaze.c: Change movmem to cpymem in comment.
12361 * config/microblaze/microblaze.md (movmemsi): Change name to cpymemsi.
12362 * config/mips/mips.c (mips_use_by_pieces_infrastructure_p):
12363 Change movmem to cpymem.
12364 * config/mips/mips.h: Change movmem to cpymem.
12365 * config/mips/mips.md (movmemsi): Change name to cpymemsi.
12366 * config/nds32/nds32-memory-manipulation.c
12367 (nds32_expand_movmemsi_loop_unknown_size,
12368 nds32_expand_movmemsi_loop_known_size, nds32_expand_movmemsi_loop,
12369 nds32_expand_movmemsi_unroll,
12370 nds32_expand_movmemsi): Change movmem to cpymem.
12371 * config/nds32/nds32-multiple.md (movmemsi): Change name to cpymemsi.
12372 * config/nds32/nds32-protos.h: Change movmem to cpymem.
12373 * config/pa/pa.c (compute_movmem_length): Change movmem to cpymem.
12374 (pa_adjust_insn_length): Change call to compute_movmem_length.
12375 * config/pa/pa.md (movmemsi, movmemsi_prereload, movmemsi_postreload,
12376 movmemdi, movmemdi_prereload,
12377 movmemdi_postreload): Change movmem to cpymem.
12378 * config/pdp11/pdp11.md (movmemhi, movmemhi1,
12379 movmemhi_nocc, UNSPEC_MOVMEM): Change movmem to cpymem.
12380 * config/riscv/riscv.c: Change movmem to cpymem in comment.
12381 * config/riscv/riscv.h: Change movmem to cpymem.
12382 * config/riscv/riscv.md: (movmemsi) Change name to cpymemsi.
12383 * config/rs6000/rs6000.md: (movmemsi) Change name to cpymemsi.
12384 * config/rx/rx.md: (UNSPEC_MOVMEM, movmemsi, rx_movmem): Change
12386 * config/s390/s390-protos.h: Change movmem to cpymem.
12387 * config/s390/s390.c (s390_expand_movmem, s390_expand_setmem,
12388 s390_expand_insv): Change movmem to cpymem.
12389 * config/s390/s390.md (movmem<mode>, movmem_short, *movmem_short,
12390 movmem_long, *movmem_long, *movmem_long_31z): Change movmem to cpymem.
12391 * config/sh/sh.md (movmemsi): Change name to cpymemsi.
12392 * config/sparc/sparc.h: Change movmem to cpymem in comment.
12393 * config/vax/vax-protos.h (vax_output_movmemsi): Remove prototype
12394 for nonexistent function.
12395 * config/vax/vax.h: Change movmem to cpymem in comment.
12396 * config/vax/vax.md (movmemhi, movmemhi1): Change movmem to cpymem.
12397 * config/visium/visium.h: Change movmem to cpymem in comment.
12398 * config/visium/visium.md (movmemsi): Change name to cpymemsi.
12399 * config/xtensa/xtensa.md (movmemsi): Change name to cpymemsi.
12400 * doc/md.texi: Change movmem to cpymem and update description to match.
12401 * doc/rtl.texi: Change movmem to cpymem.
12402 * target.def (use_by_pieces_infrastructure_p): Change movmem to cpymem.
12403 * doc/tm.texi: Regenerate.
12405 2019-06-27 Bill Schmidt <wschmidt@linux.ibm.com>
12407 * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
12408 -fvariable-expansion-in-unroller by default.
12409 * doc/invoke.texi (-fvariable-expansion-in-unroller): Document new
12412 2019-06-27 David Edelsohn <dje.gcc@gmail.com>
12415 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
12416 * config.gcc (powerpc-ibm-aix*): Define target_gtfiles.
12418 * config.gcc(rs6000-*-*): Define target_gtfiles.
12420 2019-06-27 Jan Hubicka <jh@suse.cz>
12422 * ipa-devirt.c (odr_type_d): Add tbaa_enabled flag.
12423 (add_type_duplicate): When odr hash is not allocated, to nothing.
12424 (odr_based_tbaa_p): New function.
12425 (set_type_canonical_for_odr_type): New function.
12426 * ipa-utils.h (enable_odr_based_tbaa, odr_based_tbaa_p,
12427 set_type_canonical_for_odr_type): New.
12428 * tree.c (gimple_canonical_types_compatible_p): ODR types with
12429 ODR based TBAA are not equivalent to non-ODR types.
12431 2019-06-27 Martin Liska <mliska@suse.cz>
12433 PR tree-optimization/90974
12434 PR rtl-optimization/90975
12435 PR rtl-optimization/90976
12437 PR tree-optimization/91017
12438 * config/i386/i386-expand.c (ix86_expand_rounddf_32): Remove
12440 * lra.c (lra_set_insn_recog_data): Remove a leftover from
12441 initial commit of IRA.
12442 * optabs.c (expand_twoval_binop): Use xop0 and xop1 instead
12444 * tree-vect-loop.c (vect_create_epilog_for_reduction):
12445 Remove unused mode1.
12446 * tree-vect-stmts.c (vectorizable_call): Remove dead assignment
12449 2019-06-27 Jakub Jelinek <jakub@redhat.com>
12452 * config/i386/sse.md (avx_vec_concat<mode>): Use nonimmediate_operand
12453 instead of register_operand for operands[1], add m to its constraints
12454 if operands[2] uses "C" constraint. Ensure in condition that if
12455 operands[2] is not 0, then operands[1] is not a MEM. For last two
12456 alternatives, use unaligned loads instead of aligned if operands[1] is
12457 misaligned_operand.
12459 2019-06-27 Martin Liska <mliska@suse.cz>
12461 * asan.c (asan_emit_allocas_unpoison): Remove obviously
12463 * bt-load.c (move_btr_def): Likewise.
12464 * builtins.c (expand_builtin_apply_args_1): Likewise.
12465 (expand_builtin_apply): Likewise.
12466 * cfgexpand.c (expand_asm_stmt): Likewise.
12467 (construct_init_block): Likewise.
12468 * cfghooks.c (verify_flow_info): Likewise.
12469 * cfgloopmanip.c (remove_path): Likewise.
12470 * cfgrtl.c (rtl_verify_bb_layout): Likewise.
12471 * cgraph.c (cgraph_node::set_pure_flag): Likewise.
12472 * combine.c (simplify_if_then_else): Likewise.
12473 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
12474 (choose_basereg): Likewise.
12475 (ix86_expand_prologue): Likewise.
12476 (ix86_preferred_output_reload_class): Likewise.
12477 * cselib.c (cselib_record_sets): Likewise.
12478 * df-scan.c (df_scan_alloc): Likewise.
12479 * dojump.c (do_jump_by_parts_greater_rtx): Likewise.
12480 * early-remat.c (early_remat::record_equiv_candidates): Likewise.
12481 * emit-rtl.c (try_split): Likewise.
12482 * graphite-scop-detection.c (assign_parameter_index_in_region):
12484 * ipa-cp.c (cgraph_edge_brings_all_agg_vals_for_node): Likewise.
12485 * ira-color.c (setup_profitable_hard_regs): Likewise.
12486 * ira.c (rtx_moveable_p): Likewise.
12487 * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
12488 * read-rtl.c (read_subst_mapping): Likewise.
12489 * regrename.c (scan_rtx): Likewise.
12490 * reorg.c (fill_slots_from_thread): Likewise.
12491 * tree-inline.c (tree_function_versioning): Likewise.
12492 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
12493 * tree-ssa-sink.c (statement_sink_location): Likewise.
12494 * tree-ssa-threadedge.c (thread_across_edge): Likewise.
12495 * tree-vect-loop.c (vect_get_loop_niters): Likewise.
12496 (vect_create_epilog_for_reduction): Likewise.
12497 * tree.c (build_nonstandard_integer_type): Likewise.
12499 2019-06-27 Richard Biener <rguenther@suse.de>
12501 * tree-ssa-sccvn.c (vn_reference_lookup_3): Encode valueized RHS.
12503 2019-06-27 Jun Ma <JunMa@linux.alibaba.com>
12505 PR tree-optimization/89772
12506 * gimple-fold.c (gimple_fold_builtin_memchr): consider trailing nuls in
12507 out-of-bound accesses checking.
12509 2019-06-27 Martin Liska <mliska@suse.cz>
12511 PR tree-optimization/91014
12512 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Bail out
12513 when LHS is NULL_TREE.
12515 2019-06-27 Martin Liska <mliska@suse.cz>
12517 * symbol-summary.h (traverse): Pass
12518 argument a to the call of callback.
12519 (gt_ggc_mx): Mark arguments as unused.
12520 (gt_pch_nx): Likewise.
12522 2019-06-27 Kewen Lin <linkw@gcc.gnu.org>
12525 * loop-iv.c (find_simple_exit): Call finite_loop_p to update
12528 2019-06-26 Jeff Law <law@redhat.com>
12530 PR tree-optimization/90883
12531 * tree-ssa-dse.c (delete_dead_or_redundant_call): Fix signature.
12532 (delete_dead_or_redundant_assignment): Likewise.
12534 PR tree-optimization/90883
12535 * tree-ssa-alias.c (stmt_kills_ref_p): Handle BUILT_IN_CALLOC.
12536 * tree-ssa-dse.c: Update various comments to distinguish between
12537 dead and redundant stores.
12538 (initialize_ao_ref_for_dse): Handle BUILT_IN_CALLOC.
12539 (dse_optimize_redundant_stores): New function.
12540 (delete_dead_or_redundant_call): Renamed from delete_dead_call.
12541 Distinguish between dead and redundant calls in dump output. All
12543 (delete_dead_or_redundant_assignment): Similarly for assignments.
12544 (dse_optimize_stmt): Handle _CHK variants. For statements which
12545 store 0 into multiple memory locations, try to prove a subsequent
12546 store is redundant.
12548 2019-06-26 Uroš Bizjak <ubizjak@gmail.com>
12551 * config/i386/i386.c (ix86_autovectorize_vector_sizes):
12552 Autovectorize 8-byte vectors for TARGET_MMX_WITH_SSE.
12554 2019-06-26 Iain Sandoe <iain@sandoe.co.uk>
12556 * config/rs6000/rs6000-internal.h (branch_island): New typedef.
12557 (branch_islands): New extern.
12558 * config/rs6000/rs6000-logue.c (macho_branch_islands): Moved from
12559 * config/rs6000/rs6000.c: .. here.
12561 2019-06-26 Iain Sandoe <iain@sandoe.co.uk>
12563 * config.gcc (powerpc*-*-linux*): Move target_gtfiles from here..
12564 (powerpc*-*-*) ... to here.
12566 2019-06-26 Jeff Law <law@redhat.com>
12568 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle _chk variants of
12569 memcpy, memmove and memset builtins.
12570 (maybe_trim_memstar_call): Likewise.
12572 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
12574 * config/rs6000/rs6000-logue.c: Add #ifndef TARGET_PROFILE_KERNEL.
12576 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
12578 * config.gcc (powerpc-ibm-aix*): Define target_gtfiles.
12580 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
12582 * config/rs6000/rs6000-internal.h (rs6000_keep_leaf_when_profiled): New
12584 * config/rs6000/rs6000-logue.c (rs6000_keep_leaf_when_profiled): Remove
12586 * config/rs6000/rs6000-logue.c (rs6000_keep_leaf_when_profiled): Delete
12589 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
12591 * config/rs6000/rs6000.c: Fix previous commit, it missed some changes.
12593 2019-06-26 Richard Biener <rguenther@suse.de>
12596 * tree-inline.c (remap_ssa_name): Copy SSA range info.
12598 2019-06-26 Richard Biener <rguenther@suse.de>
12600 * lto-streamer.h (lto_bitmap_alloc): Remove.
12601 (lto_bitmap_free): Likewise.
12602 * lto-streamer.c (lto_bitmap_alloc): Remove.
12603 (lto_bitmap_free): Likewise.
12604 (lto_obstack): Likewise.
12605 (lto_obstack_initialized): Likewise.
12606 * lto-streamer-out.c (lto_output): Use own obstack for local
12607 bitmap, free it consistently.
12609 2019-06-26 Jakub Jelinek <jakub@redhat.com>
12612 * config/i386/sse.md
12613 (*<extract_type>_vinsert<shuffletype><extract_suf>_0): Use vmovupd,
12614 vmovups, vmovdqu, vmovdqu32 or vmovdqu64 instead of the aligned
12615 insns if operands[2] is misaligned_operand.
12617 2019-06-26 Li Jia He <helijia@linux.ibm.com>
12619 * config/rs6000/rs6000.h (TARGET_MADDLD): Remove the restriction of
12621 * config/rs6000/rs6000.md (maddld): Change maddld match_operand from DI
12624 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
12626 * doc/invoke.texi (Warning Options): Fix some @opindex syntax.
12628 2019-06-26 Martin Liska <mliska@suse.cz>
12630 PR tree-optimization/90973
12631 * tree-vect-loop.c (vect_get_known_peeling_cost): Use
12632 epilogue_cost_vec instead of prologue_cost_vec for
12635 2019-06-26 Martin Liska <mliska@suse.cz>
12637 * bb-reorder.c (connect_better_edge_p): Add missing else
12638 statement in the middle of if-else statements.
12640 2019-06-25 Hongtao Liu <hongtao.liu@intel.com>
12641 H.J. Lu <hongjiu.lu@intel.com>
12642 Olga Makhotina <olga.makhotina@intel.com>
12644 * common/config/i386/i386-common.c
12645 (OPTION_MASK_ISA_AVX512VP2INTERSECT_SET,
12646 OPTION_MASK_ISA_AVX512VP2INTERSECT_UNSET): New macros.
12647 (OPTION_MASK_ISA2_AVX512F_UNSET): Add
12648 OPTION_MASK_ISA_AVX512VP2INTERSECT_UNSET.
12649 (ix86_handle_option): Handle -mavx512vp2intersect.
12650 * config/i386/avx512vp2intersectintrin.h: New.
12651 * config/i386/avx512vp2intersectvlintrin.h: New.
12652 * config/i386/cpuid.h (bit_AVX512VP2INTERSECT): New.
12653 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
12654 AVX512VP2INTERSECT.
12655 * config/i386/i386-builtin-types.def: Add new types.
12656 * config/i386/i386-builtin.def: Add new builtins.
12657 * config/i386/i386-builtins.c: (enum processor_features): Add
12658 F_AVX512VP2INTERSECT.
12659 (static const _isa_names_table isa_names_table): Ditto.
12660 * config/i386/i386-c.c (ix86_target_macros_internal): Define
12661 __AVX512VP2INTERSECT__.
12662 * config/i386/i386-expand.c (ix86_expand_builtin): Expand
12663 IX86_BUILTIN_2INTERSECTD512, IX86_BUILTIN_2INTERSECTQ512,
12664 IX86_BUILTIN_2INTERSECTD256, IX86_BUILTIN_2INTERSECTQ256,
12665 IX86_BUILTIN_2INTERSECTD128, IX86_BUILTIN_2INTERSECTQ128.
12666 * config/i386/i386-modes.def (P2QI, P2HI): New modes.
12667 * config/i386/i386-options.c (ix86_target_string): Add
12668 -mavx512vp2intersect.
12669 (ix86_option_override_internal): Handle AVX512VP2INTERSECT.
12670 * config/i386/i386.c (ix86_hard_regno_nregs): Allocate two regs for
12671 P2HImode and P2QImode.
12672 (ix86_hard_regno_mode_ok): Register pair only starts at even hardreg
12673 number for P2QImode and P2HImode.
12674 (ix86_regmode_natural_size): New function.
12675 * config/i386/i386.h (TARGET_AVX512VP2INTERSECT,
12676 TARGET_AVX512VP2INTERSECT_P, PTA_AVX512VP2INTERSECT
12677 REGMODE_NATURAL_SIZE, MASK_PAIR_REGNO_P): New.
12678 * config/i386/i386-protos.h (ix86_regmode_natural_size): Declare
12679 * config/i386/i386.opt: Add -mavx512vp2intersect.
12680 * config/i386/immintrin.h: Include avx512vp2intersectintrin.h and
12681 avx512vp2intersectvlintrin.h.
12682 * config/i386/sse.md (define_c_enum "unspec"): Add UNSPEC_VP2INTERSECT.
12683 (define_mode_iterator VI48_AVX512VP2VL): New.
12684 (avx512vp2intersect_2intersect<mode>,
12685 avx512vp2intersect_2intersectv16si): New define_insn patterns.
12686 * config.gcc: Add avx512vp2intersectvlintrin.h and
12687 avx512vp2intersectintrin.h to extra_headers.
12688 * doc/invoke.texi: Document -mavx512vp2intersect.
12690 2019-06-25 Iain Sandoe <iain@sandoe.co.uk>
12692 * config/rs6000/darwin.h (ENDFILE_SPEC): New.
12694 2019-06-25 Bill Seurer <seurer@linux.vnet.ibm.com>
12696 * config/rs6000/rs6000.c (stack_info, rs6000_pic_labelno,
12697 savres_routine_syms, savres_routine_name, morestack_ref,
12698 rs6000_init_machine_status, save_reg_p, first_reg_to_save,
12699 first_fp_reg_to_save, first_altivec_reg_to_save, compute_vrsave_mask,
12700 compute_save_world_info, is_altivec_return_reg, fixed_reg_p,
12701 rs6000_savres_strategy, rs6000_stack_info, debug_stack_info,
12702 rs6000_return_addr, rs6000_decl_ok_for_sibcall,
12703 rs6000_function_ok_for_sibcall, rs6000_ra_ever_killed,
12704 rs6000_emit_load_toc_table, rs6000_emit_eh_reg_restore, uses_TOC,
12705 create_TOC_reference, rs6000_aix_asm_output_dwarf_table_ref,
12706 rs6000_emit_stack_tie, rs6000_emit_allocate_stack_1,
12707 get_stack_clash_protection_probe_interval,
12708 get_stack_clash_protection_guard_size,
12709 rs6000_emit_probe_stack_range_stack_clash, rs6000_emit_allocate_stack,
12710 rs6000_emit_probe_stack_range, output_probe_stack_range_1,
12711 interesting_frame_related_regno, output_probe_stack_range_stack_clash,
12712 output_probe_stack_range, rs6000_frame_related, generate_set_vrsave,
12713 gen_frame_set, gen_frame_load, gen_frame_store, emit_frame_save,
12714 gen_frame_mem_offset, rs6000_savres_routine_name,
12715 rs6000_savres_routine_sym, rs6000_emit_stack_reset,
12716 ptr_regno_for_savres, rs6000_emit_savres_rtx,
12717 rs6000_emit_prologue_move_from_cr, split_stack_arg_pointer_used_p,
12718 rs6000_global_entry_point_prologue_needed_p,
12719 rs6000_get_separate_components, rs6000_components_for_bb,
12720 rs6000_disqualify_components, rs6000_emit_prologue_components,
12721 rs6000_emit_epilogue_components, rs6000_set_handled_components,
12722 emit_vrsave_prologue, emit_split_stack_prologue, rs6000_emit_prologue,
12723 rs6000_output_savres_externs, rs6000_output_function_prologue,
12724 rs6000_keep_leaf_when_profiled, load_cr_save, restore_saved_cr,
12725 load_lr_save, restore_saved_lr, add_crlr_cfa_restore,
12726 offset_below_red_zone_p, emit_cfa_restores, rs6000_emit_epilogue,
12727 rs6000_output_function_epilogue, gen_add3_const,
12728 rs6000_expand_split_stack_prologue, rs6000_live_on_entry,
12729 rs6000_split_stack_space_check, rs6000_save_toc_in_prologue_p): Moved
12731 (machine_function): Moved to rs6000.h.
12732 (rs6000_stack_t, ALTIVEC_REG_BIT, quad_address_offset_p) Moved to
12734 * config/rs6000/rs6000-logue.c(stack_info, rs6000_pic_labelno,
12735 savres_routine_syms, savres_routine_name, morestack_ref,
12736 rs6000_init_machine_status, save_reg_p, first_reg_to_save,
12737 first_fp_reg_to_save, first_altivec_reg_to_save, compute_vrsave_mask,
12738 compute_save_world_info, is_altivec_return_reg, fixed_reg_p,
12739 rs6000_savres_strategy, rs6000_stack_info, debug_stack_info,
12740 rs6000_return_addr, rs6000_decl_ok_for_sibcall,
12741 rs6000_function_ok_for_sibcall, rs6000_ra_ever_killed,
12742 rs6000_emit_load_toc_table, rs6000_emit_eh_reg_restore, uses_TOC,
12743 create_TOC_reference, rs6000_aix_asm_output_dwarf_table_ref,
12744 rs6000_emit_stack_tie, rs6000_emit_allocate_stack_1,
12745 get_stack_clash_protection_probe_interval,
12746 get_stack_clash_protection_guard_size,
12747 rs6000_emit_probe_stack_range_stack_clash, rs6000_emit_allocate_stack,
12748 rs6000_emit_probe_stack_range, output_probe_stack_range_1,
12749 interesting_frame_related_regno, output_probe_stack_range_stack_clash,
12750 output_probe_stack_range, rs6000_frame_related, generate_set_vrsave,
12751 gen_frame_set, gen_frame_load, gen_frame_store, emit_frame_save,
12752 gen_frame_mem_offset, rs6000_savres_routine_name,
12753 rs6000_savres_routine_sym, rs6000_emit_stack_reset,
12754 ptr_regno_for_savres, rs6000_emit_savres_rtx,
12755 rs6000_emit_prologue_move_from_cr, split_stack_arg_pointer_used_p,
12756 rs6000_global_entry_point_prologue_needed_p,
12757 rs6000_get_separate_components, rs6000_components_for_bb,
12758 rs6000_disqualify_components, rs6000_emit_prologue_components,
12759 rs6000_emit_epilogue_components, rs6000_set_handled_components,
12760 emit_vrsave_prologue, emit_split_stack_prologue, rs6000_emit_prologue,
12761 rs6000_output_savres_externs, rs6000_output_function_prologue,
12762 rs6000_keep_leaf_when_profiled, load_cr_save, restore_saved_cr,
12763 load_lr_save, restore_saved_lr, add_crlr_cfa_restore,
12764 offset_below_red_zone_p, emit_cfa_restores, rs6000_emit_epilogue,
12765 rs6000_output_function_epilogue, gen_add3_const,
12766 rs6000_expand_split_stack_prologue, rs6000_live_on_entry,
12767 rs6000_split_stack_space_check, rs6000_save_toc_in_prologue_p): Moved
12768 to here from rs6000.c.
12769 * config/rs6000/rs6000.h (machine_function): Moved to here from rs6000.c.
12770 * config/rs6000/rs6000-internal.h: (rs6000_stack_t, ALTIVEC_REG_BIT,
12771 quad_address_offset_p) Moved to here from rs6000.c.
12772 * config/rs6000/t-rs6000: Add new source file rs6000-logue.c.
12773 * config/config.gcc: Add new source file rs6000-logue.c to garbage
12776 2019-06-25 Martin Liska <mliska@suse.cz>
12778 * hash-table.c (hashtab_chk_error): Move here from ...
12779 * hash-table.h (hashtab_chk_error): ... here.
12781 2019-06-25 Martin Liska <mliska@suse.cz>
12783 PR tree-optimization/90978
12784 * df-scan.c (df_update_entry_block_defs): Remove dead else
12786 (df_update_exit_block_uses): Likewise.
12788 2019-06-25 Kwok Cheung Yeung <kcy@codesourcery.com>
12789 Andrew Stubbs <ams@codesourcery.com>
12791 * config.gcc (thread_file): Set to gcn for AMD GCN.
12792 * config/gcn/gcn.c (gcn_emutls_var_init): New function.
12793 (TARGET_EMUTLS_VAR_INIT): New hook.
12795 2019-06-25 Martin Jambor <mjambor@suse.cz>
12798 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove assert.
12800 2019-06-25 Richard Biener <rguenther@suse.de>
12802 PR tree-optimization/90930
12803 * tree-ssa-reassoc.c (reassociate_bb): Only rewrite expression
12804 into parallel form in the last pass instance.
12806 2019-06-25 Claudiu Zissulescu <claziss@synopsys.com>
12808 * config/arc/arc.c (arc_symbol_binds_local_p): New function.
12809 (arc_legitimize_pic_address): Simplify and cleanup the function.
12810 (SYMBOLIC_CONST): Remove.
12811 (prepare_pic_move): Likewise.
12812 (prepare_move_operands): Handle complex mov cases here.
12813 (arc_legitimize_address_0): Remove call to
12814 arc_legitimize_pic_address.
12815 (arc_legitimize_address): Remove call to
12816 arc_legitimize_tls_address.
12817 * config/arc/arc.md (movqi_insn): Allow Cm3 match.
12818 (movhi_insn): Likewise.
12820 2019-06-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
12822 * config/msp430/msp430.h: Use __int20__ for SIZE_TYPE and
12824 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Accept "__intN__"
12825 format of "__intN" types for UINTMAX_TYPE.
12826 * stor-layout.c (initialize_sizetypes): Accept "__intN__"
12827 format of "__intN" types for SIZETYPE.
12828 * tree.c (build_common_tree_nodes): Accept "__intN__"
12829 format of "__intN" types for SIZE_TYPE and PTRDIFF_TYPE.
12830 * doc/invoke.texi: Document that __intN__ disables pedantic
12833 2019-06-25 Jan Hubicka <jh@suse.cz>
12835 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Check that
12836 base2_alias_set is non-zero before doing TBAA based disambiguation.
12838 2019-06-25 Martin Liska <mliska@suse.cz>
12840 PR tree-optimization/90973
12841 * tree-vect-loop.c (vect_get_known_peeling_cost): Sum retval
12842 of prologue and epilogue.
12844 2019-06-24 Jan Hubicka <jh@suse.cz>
12846 * ipa-utils.h (type_with_linkage_p): Verify that type is
12848 (odr_type_p): Remove extra return.
12849 * lto-streamer-out.c (hash_tree): Hash TYPE_CXX_ODR_P;
12850 hash STRING_FLAG only for arrays and integers.
12851 * tree-stremaer-in.c (unpack_ts_type_common_value_fields):
12852 Update analogously.
12853 * tree-streamer-out.c (pack_ts_type_common_value_fields):
12855 * print-tree.c (print_node): Print cxx-odr-p
12857 * tree.c (need_assembler_name_p): Also check that type
12859 (verify_type_variant): Update verification of SRING_FLAG;
12860 also check CXX_ODR_P.
12861 * tree.h (ARRAY_OR_INTEGER_TYPE_CHECK): New macro.
12862 (TYPE_STRING_FLAG): Use it.
12863 (TYPE_CXX_ODR_P): New macro.
12864 * dwarf2out.c (gen_array_type_die): First check that type
12865 is an array and then test string flag.
12867 2019-06-24 Richard Biener <rguenther@suse.de>
12869 PR tree-optimization/90972
12870 * tree-vect-stmts.c (vect_init_vector): Handle CONSTANT_CLASS_P
12871 in common code, dealing with STRING_CST properly.
12873 2019-06-24 Richard Biener <rguenther@suse.de>
12875 PR tree-optimization/90930
12876 PR tree-optimization/90316
12877 * tree-ssa-alias.c (walk_non_aliased_vuses): Add missing
12878 decrement of limit.
12880 2019-06-24 Martin Sebor <msebor@redhat.com>
12882 * tree-pretty-print.h: Remove unnecessary punctuation characters
12884 * tree-ssa.c (release_defs_bitset): Correct preprocessor conditional.
12886 2019-06-24 Jonathan Wakely <jwakely@redhat.com>
12888 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG, LDBL_DECIMAL_DIG)
12889 (FLT_HAS_SUBNORM, DBL_HAS_SUBNORM, LDBL_HAS_SUBNORM, FLT_TRUE_MIN)
12890 (DBL_TRUE_MIN, LDBL_TRUE_MIN): Also define for C++17.
12892 2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
12894 * config/rs6000/darwin.h: Handle GCC target pragma.
12896 2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
12898 * config/rs6000/darwin.h: (__PPC__, __PPC64__): New.
12900 2019-06-22 Jeff Law <law@redhat.com>
12902 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
12904 2019-06-22 Jan Hubicka <jh@suse.cz>
12906 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Do not
12907 give up on bitfields; continue searching for different refs
12910 2019-06-21 Jakub Jelinek <jakub@redhat.com>
12912 * tree-vect-data-refs.c (vect_find_stmt_data_reference): Handle
12913 even zero DR_OFFSET, but DR_BASE_ADDRESS of POINTER_PLUS_EXPR
12914 containing the offset as possible simd lane access. Look through
12915 widening conversion. Move the
12916 TREE_CODE (DR_INIT (newdr)) == INTEGER_CST test earlier and reindent.
12918 2019-06-21 Richard Biener <rguenther@suse.de>
12920 PR tree-optimization/90930
12921 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Set visited
12922 flag on new stmts to avoid re-processing them.
12924 2019-06-21 Matthew Beliveau <mbelivea@redhat.com>
12926 PR c++/90875 - added -Wswitch-outside-range option
12927 * doc/invoke.texi (Wswitch-outside-range): Document.
12929 2019-06-21 Jeff Law <law@redhat.com>
12931 PR tree-optimization/90949
12932 * tree-ssa-copy.c (fini_copy_prop): Use reset_flow_sensitive_info.
12933 * tree-ssanames.c (reset_flow_sensitive_info): Reset non-null state.
12935 2019-06-21 Richard Biener <rguenther@suse.de>
12938 * dwarf2out.c (prune_unused_types_walk): Always consider
12939 function-local extern declarations as used.
12941 2019-06-21 Richard Biener <rguenther@suse.de>
12943 PR tree-optimization/90913
12944 * tree-vect-loop-manip.c (vect_loop_versioning): Do not re-use
12945 the scalar variant of if-conversion versioning.
12947 2019-06-21 Jakub Jelinek <jakub@redhat.com>
12949 * omp-low.c (lower_rec_simd_input_clauses): Add rvar2 argument,
12950 create another "omp scan inscan exclusive" array if
12951 !ctx->scan_inclusive.
12952 (lower_rec_input_clauses): Handle exclusive scan inscan reductions.
12953 (lower_omp_scan): Likewise.
12954 * tree-vectorizer.h (struct _stmt_vec_info): Use 3-bit instead of
12955 2-bit bitfield for simd_lane_access_p member.
12956 * tree-vect-data-refs.c (vect_analyze_data_refs): Also handle
12957 aux == (void *)-4 as simd lane access.
12958 * tree-vect-stmts.c (check_scan_store): Handle exclusive scan. Update
12959 comment with permutations to show the canonical permutation order.
12960 (vectorizable_scan_store): Handle exclusive scan.
12961 (vectorizable_store): Call vectorizable_scan_store even for
12962 STMT_VINFO_SIMD_LANE_ACCESS_P > 3.
12964 * tree-vect-data-refs.c (vect_find_stmt_data_reference): Handle
12965 "omp simd array" arrays with one byte elements.
12967 2019-06-20 Uroš Bizjak <ubizjak@gmail.com>
12969 * config/alpha/alpha.md (@unaligned_store<mode>):
12970 Rename from unaligned_store<mode>.
12971 (@reload_in<mode>_aligned): Rename from reload_in<mode>_aligned.
12972 * config/alpha/sync.md (@load_locked_<mode>): Rename
12973 from load_locked_<mode>.
12974 (@store_conditional_<mode>): Rename from store_conditional_<mode>.
12975 (@atomic_compare_and_swap<mode>_1): Rename
12976 from atomic_compare_and_swap<mode>_1.
12977 (@atomic_exchange<mode>_1): Rename from atomic_exchange<mode>_1.
12978 * config/alpha/alpha.c (alpha_expand_mov_nobwx):
12979 Use gen_reload_in_aligned and gen_unaligned_store.
12980 (emit_load_locked): Remove.
12981 (emit_store_conditional): Ditto.
12982 (alpha_split_atomic_op): Use gen_load_locked and gen_store_conditional.
12983 (alpha_split_compare_and_swap): Ditto.
12984 (alpha_expand_compare_and_swap_12): Use gen_atomic_compare_and_swap_1.
12985 (alpha_split_compare_and_swap_12): Use gen_load_locked
12986 and gen_store_conditional.
12987 (alpha_split_atomic_exchange): Ditto.
12988 (alpha_expand_atomic_exchange_12): Use gen_atomic_exchange_1.
12989 (alpha_split_atomic_exchange_12): Use gen_load_locked
12990 and gen_store_conditional.
12992 2019-06-20 Richard Earnshaw <rearnsha@arm.com>
12994 * config/aarch64/aarch64-errata.h: New file.
12995 * config/aarch64/aarch64-elf-raw.h (CA53_ERR_835769_SPEC): Delete.
12996 (CA53_ERR_843419_SPEC): Delete.
12997 (LINK_SPEC): Use AARCH64_ERRATA_LINK_SPEC instead of above.
12998 * config/aarch64/aarch64-linux.h: Likewise.
12999 * config/aarch64/aarch64-netbsd.h: Likewise.
13000 * config/aarch64/aarch64-freebsd.h: Likewise.
13002 2019-06-20 Marek Polacek <polacek@redhat.com>
13004 * config/sh/sh.c (sh2a_function_vector_p): Use get_attribute_name.
13006 2019-06-20 Michael Meissner <meissner@linux.ibm.com>
13008 * config/rs6000/rs6000.md (isa attribute): Add support for
13009 for a future processor.
13011 2019-06-20 H.J. Lu <hongjiu.lu@intel.com>
13014 * config/i386/i386-expand.c (ix86_expand_vector_set): Generate
13015 standard scalar operation pattern for V2DF.
13016 * config/i386/sse.md (*<sse>_vm<plusminus_insn><mode>3): New.
13017 (*<sse>_vm<multdiv_mnemonic><mode>3): Likewise.
13018 (*ieee_<ieee_maxmin><mode>3): Likewise.
13019 (vec_setv2df_0): Likewise.
13021 2019-06-20 Jan Hubicka <jh@suse.cz>
13023 * tree-ssa-alias.c (aliasing_component_refs_p): Remove ref2_is_decl
13024 parameter; it has no use in gimple memory model.
13025 (indirect_ref_may_alias_decl_p): Update.
13027 2019-06-20 Martin Liska <mliska@suse.cz>
13029 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): Decrease
13032 2019-06-20 Jakub Jelinek <jakub@redhat.com>
13034 * tree-vect-stmts.c (enum scan_store_kind): New type.
13035 (scan_store_can_perm_p): Change last argument from int * to
13036 vec<enum scan_store_kind> *, record precisely which permutations
13037 need whole vector left shift or that plus VEC_COND_EXPR.
13038 (vectorizable_scan_store): Adjust caller, use whole vector left shift
13039 and additional VEC_COND_EXPR only for those iterations that need it.
13041 2019-06-20 Alexandre Oliva <oliva@adacore.com>
13043 * config.gcc: Fix ARM --with-fpu checking and error message.
13045 2019-06-19 Marek Polacek <polacek@redhat.com>
13047 PR c++/60364 - noreturn after first decl not diagnosed.
13048 * attribs.c (get_attribute_namespace): No longer static.
13049 (decl_attributes): Avoid shadowing. Preserve the C++11 form for C++11
13051 (attr_noreturn_exclusions): Make it extern.
13052 * attribs.h (get_attribute_namespace): Declare.
13053 * tree-inline.c (function_attribute_inlinable_p): Use
13054 get_attribute_name.
13056 2019-06-19 Martin Sebor <msebor@redhat.com>
13058 PR tree-optimization/90626
13059 * tree-ssa-strlen.c (strxcmp_unequal): Fix typos.
13061 PR tree-optimization/90626
13062 * tree-ssa-strlen.c (strxcmp_unequal): New function.
13063 (handle_builtin_string_cmp): Call it.
13065 2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
13067 * config/darwin.h (DRIVER_SELF_SPECS): Add RDYNAMIC, DARWIN_PIE_SPEC
13068 and DARWIN_NOPIE_SPEC.
13069 (RDYNAMIC): New, modified from DARWIN_EXPORT_DYNAMIC.
13070 (DARWIN_PIE_SPEC): Collate from darwin.h and darwin9.h.
13071 (DARWIN_NOPIE_SPEC): Collate from darwin10.h.
13072 (DARWIN_NOCOMPACT_UNWIND): New from darwin10.h
13073 (DARWIN_EXPORT_DYNAMIC): Delete.
13074 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move no_compact_unwind
13075 and pie options processing to darwin.h.
13076 * config/darwin9.h (DARWIN_PIE_SPEC): Move pie processing to darwin.h
13078 2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
13080 * config/darwin-driver.c (darwin_driver_init): Fix off-by-one errors
13081 in computing the number of options to be moved.
13083 2019-06-19 Maya Rashish <coypu@sdf.org>
13085 * config/arm/netbsd-elf.h (SYSARCH_ARM_SYNC_ICACHE): New definition.
13086 (CLEAR_INSN_CACHE) Use it.
13088 2019-06-19 Uroš Bizjak <ubizjak@gmail.com>
13090 * config/i386/i386.md (cmpstrnsi): Remove dead code.
13092 2019-06-19 Wilco Dijkstra <wdijkstr@arm.com>
13094 PR middle-end/84521
13095 * builtins.c (expand_builtin_setjmp_setup): Save
13096 hard_frame_pointer_rtx.
13097 (expand_builtin_setjmp_receiver): Do not emit sfp = fp move since we
13099 * function.c (expand_function_start): Save hard_frame_pointer_rtx for
13101 * lra-eliminations.c (eliminate_regs_in_insn): Remove sfp = fp
13103 (remove_reg_equal_offset_note): Remove unused function.
13104 * reload1.c (eliminate_regs_in_insn): Remove sfp = hfp elimination
13106 * config/arc/arc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
13107 (arc_builtin_setjmp_frame_value): Remove function.
13108 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
13109 (avr_builtin_setjmp_frame_value): Remove function.
13110 * config/i386/i386.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
13111 (ix86_builtin_setjmp_frame_value): Remove function.
13112 * config/pa/pa.md (nonlocal_goto): Remove FP adjustment.
13113 * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
13114 (sparc_builtin_setjmp_frame_value): Remove function.
13115 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
13116 (vax_builtin_setjmp_frame_value): Remove function.
13117 * config/xtensa/xtensa.c (xtensa_frame_pointer_required): Force frame
13118 pointer if has_nonlocal_label.
13120 2019-06-19 Jakub Jelinek <jakub@redhat.com>
13122 * doc/md.texi: Document vec_shl_<mode> pattern.
13123 * optabs.def (vec_shl_optab): New optab.
13124 * optabs.c (shift_amt_for_vec_perm_mask): Add shift_optab
13125 argument, if == vec_shl_optab, check for left whole vector shift
13126 pattern rather than right shift.
13127 (expand_vec_perm_const): Add vec_shl_optab support.
13128 * optabs-query.c (can_vec_perm_var_p): Mention also vec_shl optab
13130 * tree-vect-generic.c (lower_vec_perm): Support permutations which
13131 can be handled by vec_shl_optab.
13132 * tree-vect-stmts.c (scan_store_can_perm_p): New function.
13133 (check_scan_store): Use it.
13134 (vectorizable_scan_store): If target can't do normal permutations,
13135 try to use whole vector left shifts and if needed a VEC_COND_EXPR
13137 * config/i386/sse.md (vec_shl_<mode>): New expander.
13139 * omp-low.c (lower_rec_input_clauses): Handle references properly
13141 (lower_omp_scan): Likewise.
13143 2019-06-19 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
13145 * tree-ssa-address.c (preferred_mem_scale_factor): Handle when
13146 mem_mode is BLKmode.
13148 2019-06-18 Max Filippov <jcmvbkbc@gmail.com>
13151 * config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack
13152 pointer adjustment for the case of no callee-saved registers and
13153 stack frame bigger than 128 bytes.
13155 2019-06-18 Thomas Schwinge <thomas@codesourcery.com>
13157 PR middle-end/90862
13158 * omp-low.c (check_omp_nesting_restrictions): Handle
13159 GF_OMP_TARGET_KIND_OACC_DECLARE.
13161 2019-06-18 Uroš Bizjak <ubizjak@gmail.com>
13163 * config/i386/i386.md (@cmp<mode>_1): Rename from cmp<mode>_1.
13164 (@add<mode>3_carry): Rename from add<mode>3_carry.
13165 (@sub<mode>3_carry_ccc): Rename from sub<mode>3_carry_ccc.
13166 (@sub<mode>3_carry_ccgz): Rename form sub<mode>3_carry_ccgz.
13167 (@copysign<mode>3_const): Rename from copysign<mode>3_const.
13168 (@copysign<mode>3_var): Rename from copysign<mode>3_var.
13169 (@xorsign<mode>3_1): Rename from xorsign<mode>3_1.
13170 (@x86_shift<mode>_adj_1): Rename from x86_shift<mode>_adj_1.
13171 (@x86_shift<mode>_adj_2): Rename from x86_shift<mode>_adj_2.
13172 (@x86_shift<mode>_adj_3): Rename from x86_shift<mode>_adj_3.
13173 (cmpstrnsi): Use gen_cmp_1.
13174 (lwp_slwpcb): Use gen_lwp_slwpcb_1.
13175 (@lwp_slwpcb<mode>_1): Rename from lwp_slwpcb<mode>_1.
13176 (@umonitor_<mode>): Rename from umonitor_<mode>.
13177 * config/i386/i386-expand.c (ix86_expand_copysign):
13178 Use gen_copysign3_const and gen_copysign3_var.
13179 (ix86_expand_xorsign): Use gen_xorsign3_1.
13180 (ix86_expand_branch): Use gen_sub3_carry_ccc,
13181 gen_sub3_carry_ccgz and gen_cmp1.
13182 (ix86_expand_int_addcc): Use gen_sub3_carry and gen_add3_carry.
13183 (ix86_split_ashl): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_2.
13184 (ix86_split_ashr): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_3.
13185 (ix86_split_lshr): Ditto.
13186 (ix86_expand_builtin) <case IX86_BUILTIN_UMONITOR>: Use gen_umonitor.
13188 2019-06-18 Jason Merrill <jason@redhat.com>
13190 * tree.c (build_constructor): Add MEM_STAT_DECL.
13192 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
13194 * config/aarch64/aarch64-modes.def (CC_NZC): New CC_MODE.
13195 * config/aarch64/aarch64-sve.md (*<optab><mode>3_cc)
13196 (ptest_ptrue<mode>, while_ult<GPI:mode><PRED_ALL:mode>)
13197 (*while_ult<GPI:mode><PRED_ALL:mode>_cc, *cmp<cmp_op><mode>)
13198 (*cmp<cmp_op><mode>_ptest, *cmp<cmp_op><mode>_cc)
13199 (*pred_cmp<cmp_op><mode>_combine, *pred_cmp<cmp_op><mode>)
13200 (vec_cmp<mode><vpred>, vec_cmpu<mode><vpred>, cbranch<mode>4):
13201 Use CC_NZC instead of CC.
13202 * config/aarch64/aarch64.md (condjump): Print a '.' in SVE conditions.
13203 * config/aarch64/aarch64.c (aarch64_sve_condition_codes): New variable.
13204 (aarch64_print_operand): Handle E_CC_NZCmode.
13205 (aarch64_emit_sve_ptrue_op_cc): Use gen_set_clobber_cc_nzc instead
13206 of gen_set_clobber_cc.
13208 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
13210 * config/aarch64/aarch64-sve.md: Tabify file.
13212 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
13214 * config/aarch64/aarch64-protos.h (aarch64_pfalse_reg): Declare.
13215 * config/aarch64/aarch64.c (aarch64_pfalse_reg): New function.
13216 * config/aarch64/aarch64-sve.md: Use it.
13218 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
13220 * config/aarch64/aarch64-protos.h (aarch64_ptrue_reg): Declare.
13221 * config/aarch64/aarch64.c (aarch64_ptrue_reg): New functions.
13222 (aarch64_expand_sve_widened_duplicate, aarch64_expand_sve_mem_move)
13223 (aarch64_maybe_expand_sve_subreg_move, aarch64_evpc_rev_local)
13224 (aarch64_expand_sve_vec_cmp_int): Use it.
13225 (aarch64_expand_sve_vec_cmp_float): Likewise.
13226 * config/aarch64/aarch64-sve.md: Likewise throughout.
13228 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
13229 Kugan Vivekanandarajah <kuganv@linaro.org>
13231 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_0): Delete.
13232 (*cond_<optab><mode>_z): Fold into...
13233 (*cond_<optab><mode>_any): ...here. Also handle cases in which
13234 operand 4 can be tied to operand 0 (either inherently or via RA).
13236 2019-06-18 Richard Biener <rguenther@suse.de>
13239 * cfgexpand.c (expand_debug_expr): Treat NOTE_P DECL_RTL
13240 as if optimized away.
13242 2019-06-18 Tom de Vries <tdevries@suse.de>
13244 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Remove.
13245 * config/nvptx/nvptx.c (gen_set_softstack_insn): Remove.
13246 * config/nvptx/nvptx.md (define_insn "set_softstack_<mode>"):
13248 (define_insn "@set_softstack_<mode>"): ... this.
13249 (define_insn "omp_simt_enter_<mode>"): Rename to ...
13250 (define_insn "@omp_simt_enter_<mode>"): ... this.
13251 (define_insn "omp_simt_exit_<mode>"): Rename to ...
13252 (define_insn "@omp_simt_exit_<mode>"): ... this.
13254 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
13256 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): Remove
13257 vf parameter. Restore the previous iv step of nscalars_step,
13258 but give it iv_type rather than compare_type. Tweak code order
13259 to match the comments.
13260 (vect_set_loop_condition_masked): Update accordingly.
13261 * tree-vect-loop.c (vect_verify_full_masking): Use "unsigned int"
13262 for iv_precision. Tweak comment formatting.
13264 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
13266 * config/darwin.c: Strip trailing whitespace.
13268 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
13270 * config/darwin.c (darwin_emit_unwind_label): New default to false.
13271 (darwin_override_options): Set darwin_emit_unwind_label as needed.
13273 2019-06-18 Martin Jambor <mjambor@suse.cz>
13276 * ipa-cp.c (ignore_edge_p): Do not ignore edges when only the
13277 caller does not have flag_ipa_cp set.
13279 2019-06-18 Alejandro Martinez <alejandro.martinezvicente@arm.com>
13281 * config/aarch64/aarch64-sve.md (mask_fold_left_plus_<mode>): Renamed
13282 from "*fold_left_plus_<mode>", updated operands order.
13283 * doc/md.texi (mask_fold_left_plus_@var{m}): Documented new optab.
13284 * internal-fn.c (mask_fold_left_direct): New define.
13285 (expand_mask_fold_left_optab_fn): Likewise.
13286 (direct_mask_fold_left_optab_supported_p): Likewise.
13287 * internal-fn.def (MASK_FOLD_LEFT_PLUS): New internal function.
13288 * optabs.def (mask_fold_left_plus_optab): New optab.
13289 * tree-vect-loop.c (mask_fold_left_plus_optab): New function to get a
13290 masked internal_fn for a reduction ifn.
13291 (vectorize_fold_left_reduction): Add support for masking reductions.
13293 2019-06-18 Kewen Lin <linkw@gcc.gnu.org>
13295 PR middle-end/80791
13296 * target.def (predict_doloop_p): New hook.
13297 * targhooks.h (default_predict_doloop_p): New declaration.
13298 * targhooks.c (default_predict_doloop_p): New function.
13299 * doc/tm.texi.in (TARGET_PREDICT_DOLOOP_P): New hook.
13300 * doc/tm.texi: Regenerate.
13301 * config/rs6000/rs6000.c (rs6000_predict_doloop_p): New function.
13302 (TARGET_PREDICT_DOLOOP_P): New macro.
13303 * tree-ssa-loop-ivopts.c (generic_predict_doloop_p): New function.
13305 2019-06-17 Jakub Jelinek <jakub@redhat.com>
13307 * omp-low.c (struct omp_context): Add scan_inclusive field.
13308 (scan_omp_1_stmt) <case GIMPLE_OMP_SCAN>: Set ctx->scan_inclusive
13310 (struct omplow_simd_context): Add lastlane member.
13311 (lower_rec_simd_input_clauses): Add rvar argument, handle inscan
13312 reductions. Build 2 or 3 argument .GOMP_SIMD_LANE calls rather than
13314 (lower_rec_input_clauses): Handle inscan reductions in simd contexts.
13315 (lower_lastprivate_clauses): Set TREE_THIS_NOTRAP on the ARRAY_REF.
13316 (lower_omp_scan): New function.
13317 (lower_omp_1) <case GIMPLE_OMP_SCAN>: Use lower_omp_scan.
13318 * tree-ssa-dce.c (eliminate_unnecessary_stmts): For IFN_GOMP_SIMD_LANE
13319 check 3rd argument if present rather than 2nd.
13320 * tree-vectorizer.h (struct _loop_vec_info): Add scan_map member.
13321 (struct _stmt_vec_info): Change simd_lane_access_p from bool into
13323 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
13324 scan_map. For IFN_GOMP_SIMD_LANE check 3rd argument if present rather
13326 (_loop_vec_info::~_loop_vec_info): Delete scan_map.
13327 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Allow two
13328 different STMT_VINFO_SIMD_LANE_ACCESS_P refs if they have the same
13330 (vect_find_stmt_data_reference): Encode in ->aux the 2nd
13331 IFN_GOMP_SIMD_LANE argument.
13332 (vect_analyze_data_refs): Set STMT_VINFO_SIMD_LANE_ACCESS_P from the
13333 encoded ->aux value.
13334 * tree-vect-stmts.c: Include attribs.h.
13335 (vectorizable_call): Adjust comment about IFN_GOMP_SIMD_LANE.
13336 (scan_operand_equal_p, check_scan_store, vectorizable_scan_store): New
13338 (vectorizable_load): For STMT_VINFO_SIMD_LANE_ACCESS_P tests use != 0.
13339 (vectorizable_store): Handle STMT_VINFO_SIMD_LANE_ACCESS_P > 1.
13341 2019-06-17 Uroš Bizjak <ubizjak@gmail.com>
13344 * config/i386/i386.md (*nabstf2_1): New insn pattern.
13345 (*nabs<mode>2_1): Ditto.
13346 (nabs sse-reg splitter): New splitter.
13347 * config/i386/sse.md (*nabs<mode>2): New insn_and_split pattern.
13349 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
13351 PR bootstrap/90873.
13352 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
13355 2019-06-17 Tom de Vries <tdevries@suse.de>
13357 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Declare.
13358 * config/nvptx/nvptx.c (gen_set_softstack_insn): New function.
13359 * config/nvptx/nvptx.md (define_insn "set_softstack_insn"): Rename to
13361 (define_insn "set_softstack_<mode>"): ... this. Use P iterator on
13363 (define_insn "omp_simt_enter_insn"): Rename to ...
13364 (define_insn "omp_simt_enter_<mode>"): ... this. Use P iterator on
13365 match_operand 0, 1 and 2, as well as the unspec_volatile result.
13366 (define_expand "omp_simt_enter): Use gen_omp_simt_enter_di and
13367 gen_omp_simt_enter_si.
13368 (define_expand "omp_simt_exit"): New.
13369 (define_insn "omp_simt_exit"): Rename to ...
13370 (define_insn "omp_simt_exit_<mode>"): ... this. Use P iterator on
13373 2019-06-17 Matthew Green <mrg@eterna.com.au>
13374 Maya Rashish <coypu@sdf.org>
13376 * config.gcc (aarch64*-*-netbsd*): New target.
13377 * config/aarch64/aarch64-netbsd.h: New file.
13378 * config/aarch64/t-aarch64-netbsd: Likewise.
13380 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
13382 * tree-ssa-alias.c (aliasing_component_refs_p): Consider only
13383 the access path from base to first VIEW_CONVERT_EXPR or
13386 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
13388 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Also truncate
13389 access path on BIT_FIELD_REFs.
13391 2019-06-17 Martin Liska <mliska@suse.cz>
13394 * ipa-utils.h (odr_type_p): Remove dead code.
13396 2019-06-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13398 * configure.ac (ld_vers) <*-*-solaris2*>: Remove support for
13399 alternative Solaris 11.4 format.
13400 * configure: Regenerate.
13402 2019-06-17 Tom de Vries <tdevries@suse.de>
13404 * config/nvptx/nvptx.md (define_insn "call_insn"): Rename to ...
13405 (define_insn "call_insn_<mode>"): ... this. Use P iterator on
13407 (define_insn "call_value_insn"): Rename to ...
13408 (define_insn "call_value_insn_<mode>"): this. Use P iterator on
13410 (define_insn "nvptx_red_partition"): Set unspec_volatile result mode to
13413 2019-06-16 John David Anglin <danglin@gcc.gnu.org>
13415 PR middle-end/64242
13416 * config/pa/pa.md (nonlocal_goto): Restore frame pointer last. Add
13417 frame clobbers and schedule block.
13418 (builtin_longjmp): Likewise.
13420 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
13422 * config/msp430/msp430.c (msp430_expand_helper): Setup arguments which
13423 describe how to perform MSPABI compliant 64-bit shift.
13424 * config/msp430/msp430.md (ashldi3): New define_expand.
13425 (ashrdi3): New define_expand.
13426 (lshrdi3): New define_expand.
13428 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
13430 * doc/sourcebuild.texi: Document new effective target keyword
13433 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
13435 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p,
13436 indirect_refs_may_alias_p): Revert accidental commits.
13438 * tree-ssa-alias.c (aliasing_component_refs_p): Watch for arrays
13439 at the end of structures.
13441 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
13443 * config/darwin.c (machopic_indirect_call_target): Use renamed
13444 darwin_picsymbol_stubs to decide on output.
13445 (darwin_override_options): Handle darwin_picsymbol_stubs.
13446 * config/darwin.h (MIN_LD64_OMIT_STUBS): New.
13447 (LD64_VERSION): Revise default.
13448 * config/darwin.opt: (mpic-symbol-stubs): New option.
13449 (darwin_picsymbol_stubs): New variable.
13450 * config/i386/darwin.h (TARGET_MACHO_BRANCH_ISLANDS):
13451 rename to TARGET_MACHO_PICSYM_STUBS.
13452 * config/i386/i386.c (output_pic_addr_const): Likewise.
13453 * config/i386/i386.h Likewise.
13454 * config/rs6000/darwin.h: Likewise.
13455 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Use renamed
13456 darwin_picsymbol_stubs.
13458 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
13460 * config/darwin.opt (prebind, noprebind, seglinkedit,
13461 noseglinkedit): Add RejectNegative.
13463 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
13465 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Fix pasto
13466 in my previous patch.
13468 2019-06-16 Tom de Vries <tdevries@suse.de>
13470 PR tree-optimization/89376
13471 * tree-parloops.c (oacc_entry_exit_ok_1): Handle red == NULL.
13473 2019-06-15 Maya Rashish <coypu@sdf.org>
13475 * doc/invoke.texi (Spec Files): Update location of the
13478 2019-06-15 Gerald Pfeifer <gerald@pfeifer.com>
13480 * doc/extend.texi (Common Function Attributes): Clarify
13481 no_sanitize. Fix grammar.
13483 2019-06-15 Jan Hubicka <hubicka@ucw.cz>
13485 * tree-ssa-alias.c (alias_stats): Add
13486 nonoverlapping_component_refs_p_may_alias,
13487 nonoverlapping_component_refs_p_no_alias,
13488 nonoverlapping_component_refs_of_decl_p_may_alias,
13489 nonoverlapping_component_refs_of_decl_p_no_alias.
13490 (dump_alias_stats): Dump them.
13491 (nonoverlapping_component_refs_of_decl_p): Add stats.
13492 (nonoverlapping_component_refs_p): Add stats; do not stop on first
13495 2019-06-15 Uroš Bizjak <ubizjak@gmail.com>
13497 * config/i386/i386.md (and<mode>3): Generate zero-extends for
13498 TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))
13500 (*anddi3_doubleword): Split before reload. Merge with
13501 anddi->zext pre-reload splitter.
13502 (*andndi3_doubleword): Split before reload.
13503 (*<code>di3_doubleword): Ditto.
13504 (*one_cmpldi2_doubleword): Ditto.
13506 2019-06-15 Jakub Jelinek <jakub@redhat.com>
13508 PR middle-end/90779
13509 * gimplify.c: Include omp-offload.h and context.h.
13510 (gimplify_bind_expr): Add "omp declare target" attributes
13511 to static block scope variables inside of target region or target
13514 2019-06-15 Tom de Vries <tdevries@suse.de>
13516 PR tree-optimization/90009
13517 * tree-ssa-threadbackward.c (thread_jumps::profitable_jump_thread_path):
13518 Return NULL if bb contains IFN_UNIQUE.
13520 2019-06-14 Segher Boessenkool <segher@kernel.crashing.org>
13522 * config/rs6000/rs6000.md (CCEITHER): New define_mode_iterator.
13523 (un): New define_mode_attr.
13524 (isel_signed_<mode>, isel_unsigned_<mode>): Delete, merge into ...
13525 (isel_<un>signed_<GPR:mode>): ... this. New define_insn.
13526 (isel_reversed_signed_<mode>, isel_reversed_unsigned_<mode>): Delete,
13528 (isel_reversed_<un>signed_<GPR:mode>): ... this. New define_insn.
13530 2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
13532 * config/darwin.opt: Add RejectNegative where needed, reorder
13533 and add minimal functional descriptions.
13535 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
13537 PR rtl-optimization/90765
13538 * calls.c (update_stack_alignment_for_call): New function.
13539 (expand_call): Call update_stack_alignment_for_call when
13540 outgoing parameter is passed in the stack.
13541 (emit_library_call_value_1): Likewise.
13542 * function.c (locate_and_pad_parm): Don't update
13543 stack_alignment_needed and preferred_stack_boundary.
13545 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
13548 * config/i386/i386-features.c
13549 (dimode_scalar_chain::compute_convert_gain): Replace
13550 mmxsse_to_integer with sse_to_integer.
13551 * config/i386/i386.c (ix86_register_move_cost): Verify that
13552 moves between MMX and non-MMX units require secondary memory.
13553 Correct costs of moves between SSE and integer units.
13554 * config/i386/i386.h (processor_costs): Rename cost of moving
13555 SSE register to integer to sse_to_integer. Rename cost of
13557 2019-06-14 Matt Thomas <matt@3am-software.com>
13558 Matthew Green <mrg@eterna.com.au>
13559 Nick Hudson <skrll@netbsd.org>
13560 Maya Rashish <coypu@sdf.org>
13561 Richard Earnshaw <rearnsha@arm.com>
13563 * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration.
13564 * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD.
13565 * config/arm/netbsd-eabi.h: New file.
13566 * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before
13568 (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler.
13569 * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define.
13570 (NETBSD_SUBTARGET_EXTRA_SPECS): New define.
13571 (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS.
13573 2019-06-14 Richard Biener <rguenther@suse.de>
13575 * tree-loop-distribution.c (classify_partition): Return
13576 whether a reduction appeared in all partitions and do not
13577 stop builtin detection because of this.
13578 (distribute_loop): Sort a non-builtin partition last if
13579 there's a reduction in all partitions and make sure the
13580 partition prevailing as last is not a builtin.
13582 2019-06-14 Feng Xue <fxue@os.amperecomputing.com>
13585 * ipa-prop.c (add_to_agg_contents_list): New function.
13586 (clobber_by_agg_contents_list_p): Likewise.
13587 (extract_mem_content): Likewise.
13588 (get_place_in_agg_contents_list): Delete.
13589 (determine_known_aggregate_parts): Renamed from
13590 determine_locally_known_aggregate_parts. New parameter
13593 2019-06-13 Martin Sebor <msebor@redhat.com>
13595 PR tree-optimization/90662
13596 * tree-ssa-strlen.c (get_stridx): Convert fold_build2 operands
13599 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
13602 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Also check that
13603 dbase is not TARGET_MEM_REF.
13605 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
13607 * config/i386/i386.md (SWIM1248s): Rename from SWIM1248x.
13609 (and<mode>3): Use gen_extend_insn instead of indirect functions.
13610 Do not generate DImode extends for 32bit targets.
13611 (and->zext post-reload splitter): Use gen_extend_insn
13612 instead of indirect functions.
13613 (anddi->zext pre-reload splitter): New.
13614 (*zext<mode>_doubleword_and): Remove.
13615 (*zext<mode>_doubleword): Ditto.
13616 (*zextsi_doubleword): Dittto.
13618 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
13620 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
13621 Use gen_sub3_insn instead of indirect function.
13622 (ix86_expand_ashl_const): Use gen_add2_insn instead of
13624 (ix86_adjust_counter): Ditto.
13626 2019-06-13 Jiufu Guo <guojiufu@linux.ibm.com>
13627 Lijia He <helijia@linux.ibm.com>
13629 PR tree-optimization/77820
13630 * tree-ssa-threadedge.c
13631 (edge_forwards_cmp_to_conditional_jump_through_empty_bb_p): New
13633 (thread_across_edge): Add call to
13634 edge_forwards_cmp_to_conditional_jump_through_empty_bb_p.
13636 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
13638 * config/darwin-driver.c (validate_macosx_version_min): New.
13639 (darwin_default_min_version): Cleanup and validate supplied version.
13640 (darwin_driver_init): Likewise and push cleaned version into opts.
13642 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
13644 PR tree-optimization/90869
13645 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
13646 converts in MEM_REF referencing decl rather than view converts
13647 from decl type to MEM_REF type.
13649 2019-06-13 Richard Biener <rguenther@suse.de>
13651 PR tree-optimization/90856
13652 * tree-sra.c (build_ref_for_model): Only use
13653 build_reconstructed_reference when address-spaces are the same.
13655 2019-06-13 Jakub Jelinek <jakub@redhat.com>
13657 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
13658 wrap ei variable name in the declaration in ()s.
13659 (nvptx_single): Actually use mode_label variable. Formatting fix.
13661 2019-06-13 Richard Biener <rguenther@suse.de>
13663 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
13664 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
13665 also return the condition stmt.
13666 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
13667 loop we can version and version that, reusing the loop version
13668 created by if-conversion instead of versioning again.
13670 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
13672 * gimple-loop-versioning.cc (prune_loop_conditions): Use
13674 * tree-vrp (value_range_base::may_contain_p): Call into
13675 value_inside_range.
13676 (value_inside_range): Make private inside value_range_base class.
13677 Take min/max from *this.
13678 (range_includes_p): Remove.
13679 * tree-vrp.h (value_range_base): Add value_inside_range.
13680 (range_includes_p): Remove.
13681 (range_includes_zero_p): Call may_contain_p.
13682 * vr-values.c (compare_range_with_value): Same.
13684 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
13686 * doc/extend.texi (ARC Function Attributes): Update info.
13688 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
13690 PR tree-optimization/89713
13691 * doc/invoke.texi (-ffinite-loops): Document new option.
13692 * common.opt (-ffinite-loops): New option.
13693 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
13694 IFN_GOACC_LOOP calls as necessary.
13695 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
13697 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
13698 IFN_GOACC_LOOP call is not used.
13699 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
13701 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
13704 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
13705 compare_type is not with Pmode size, we will create an IV with
13706 Pmode size with truncated use (i.e. converted to the correct type).
13707 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
13708 (vect_iv_limit_for_full_masking): New. Factored out of
13709 vect_set_loop_condition_masked.
13710 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
13711 (vect_iv_limit_for_full_masking): Declare.
13713 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
13716 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
13717 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
13718 (get_alias_ptr_type_for_ptr_address): Likewise.
13719 (add_iv_candidate_for_use): Add scaled index candidate if useful.
13720 * tree-ssa-address.c (preferred_mem_scale_factor): New.
13721 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
13724 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
13726 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
13728 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
13730 * common/config/pru/pru-common.c: New file.
13731 * config.gcc: Add PRU target.
13732 * config/pru/alu-zext.md: New file.
13733 * config/pru/constraints.md: New file.
13734 * config/pru/predicates.md: New file.
13735 * config/pru/pru-opts.h: New file.
13736 * config/pru/pru-passes.c: New file.
13737 * config/pru/pru-pragma.c: New file.
13738 * config/pru/pru-protos.h: New file.
13739 * config/pru/pru.c: New file.
13740 * config/pru/pru.h: New file.
13741 * config/pru/pru.md: New file.
13742 * config/pru/pru.opt: New file.
13743 * config/pru/t-pru: New file.
13744 * doc/extend.texi: Document PRU pragmas.
13745 * doc/invoke.texi: Document PRU-specific options.
13746 * doc/md.texi: Document PRU asm constraints.
13748 2019-06-12 Martin Sebor <msebor@redhat.com>
13750 PR middle-end/90676
13751 * tree-pretty-print.c (dump_mem_ref): New function. Include
13752 MEM_REF type in output when different size than operand.
13753 (dump_generic_node): Move code to dump_mem_ref and call it.
13755 2019-06-12 Martin Sebor <msebor@redhat.com>
13757 PR tree-optimization/90662
13758 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
13761 2019-06-12 Tom de Vries <tdevries@suse.de>
13763 PR tree-optimization/90009
13764 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
13766 2019-06-12 Martin Liska <mliska@suse.cz>
13768 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
13770 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
13771 * mem-stats.h (mem_alloc_description::mem_alloc_description):
13772 Do not sanitize created maps.
13774 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
13776 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
13777 value_range::singleton_p.
13778 * tree-vrp.c (value_range_constant_singleton): Remove.
13779 * tree-vrp.h (value_range_constant_singleton): Remove.
13780 * vr-values.c (vr_values::singleton): Use
13781 value_range::singleton_p.
13783 2019-06-12 Jakub Jelinek <jakub@redhat.com>
13786 * cfgexpand.c (align_local_variable): Add really_expand argument,
13787 don't SET_DECL_ALIGN if it is false.
13788 (add_stack_var): Add really_expand argument, pass it through to
13789 align_local_variable.
13790 (expand_one_stack_var_1): Pass true as really_expand to
13791 align_local_variable.
13792 (expand_one_ssa_partition): Pass true as really_expand to
13794 (expand_one_var): Pass really_expand through to add_stack_var.
13796 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
13798 * config/arm/iterators.md (VABAL): New int iterator.
13799 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
13800 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S,
13801 UNSPEC_VABAL_U values.
13803 2019-06-12 Martin Liska <mliska@suse.cz>
13805 * value-prof.c (stream_out_histogram_value): Only first value
13808 2019-06-12 Jakub Jelinek <jakub@redhat.com>
13811 * symtab.c (symtab_node::set_section): Allow being called on aliases
13812 as long as they aren't analyzed yet.
13814 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
13816 * config/mips/mips.c (mips_final_postscan_insn): Modify call
13817 to `mips_set_text_contents_type' to indicate whether a
13818 non-debug insn follows.
13820 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
13822 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
13823 enabling -mpcrel by default.
13824 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
13825 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
13826 that the test against -mcpu=future is done first. Then test if
13827 -mprefixed-addr is on for -mpcrel.
13828 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
13830 2019-06-11 Jakub Jelinek <jakub@redhat.com>
13833 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
13834 instead of and.u%d.
13836 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
13838 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
13840 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
13842 PR c++/90449 - add -Winaccessible-base option.
13843 * doc/invoke.texi (Winaccessible-base): Document.
13845 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
13847 PR tree-optimization/62041
13848 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
13850 2019-06-11 Jason Merrill <jason@redhat.com>
13852 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
13853 * tree.c (get_tree_code_name): Likewise.
13854 * print-tree.c (print_node): Only briefly print a node with an
13857 2019-06-11 Jakub Jelinek <jakub@redhat.com>
13860 * trans-mem.c (tm_memopt_compute_available): Add assertion
13861 that blocks is not empty. Formatting fix.
13863 2019-06-11 Martin Liska <mliska@suse.cz>
13866 * hash-table.h: Extend create_gcc, add one parameter
13867 that is passed into hash_table::hash_table.
13869 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
13871 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
13873 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
13874 Emit clobber also for non-sse operations.
13875 (ix86_split_fp_absneg_operator): New function.
13876 * config/i386/i386.md (SSEMODEF): New mode iterator.
13877 (ssevecmodef): New mode attribute.
13878 (<code>tf2): Use absneg code iterator.
13879 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
13880 Add three-operand AVX alternatives.
13881 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
13882 Use absneg code iterator and X87MODEF mode iterator.
13883 (absneg fp_reg non-sse splitter): Call absneg code iterator
13884 and X87MODEF mode iterator.
13885 (absneg general_reg non-sse splitter): Use absneg code iterator
13886 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
13887 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
13888 code iterator. Add three-operand AVX alternative.
13889 (absneg sse_reg splitter): Use absneg code iterator
13890 and SSEMODEF mode iterator. Handle AVX operands.
13891 (absneg fp_reg splitter): Use absneg code iterator
13892 and MODEF mode iterator.
13893 (absneg general_reg splitter): Merge splitters using MODEF mode
13894 iterator. Use absneg code iterator. Call
13895 ix86_split_fp_absneg_operator.
13896 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
13897 Do not enable for non-sse modes before reload.
13898 (CSGNMODE): Remove.
13899 (CSGNVMODE): Ditto.
13900 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
13901 ssevecmodef mode attribute instaed of CSGNVMODE.
13902 (copysign<mode>3_const): Ditto.
13903 (copysign<mode>3_var): Ditto.
13904 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
13905 Use absneg code iterator. Simplify code using std::swap.
13906 * config/i386/predicates.md (absneg_operator): Remove.
13908 2019-06-10 Martin Sebor <msebor@redhat.com>
13910 * gimple-fold.c (get_range_strlen): Update comment that didn't
13911 make it into r267503 or related commits.
13913 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
13915 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
13916 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
13918 2019-06-10 Jakub Jelinek <jakub@redhat.com>
13920 * tree.def (OMP_SCAN): New tree code.
13921 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
13922 OMP_CLAUSE_EXCLUSIVE.
13923 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
13924 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
13925 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
13926 OMP_CLAUSE_{IN,EX}CLUSIVE.
13927 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
13928 * tree-nested.c (convert_nonlocal_reference_stmt,
13929 convert_local_reference_stmt, convert_gimple_call): Handle
13931 * tree-pretty-print.c (dump_omp_clause): Handle
13932 OMP_CLAUSE_{IN,EX}CLUSIVE.
13933 (dump_generic_node): Handle OMP_SCAN.
13934 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
13935 * gimple.h (gomp_scan): New type.
13936 (is_a_helper <gomp_scan *>::test,
13937 is_a_helper <const gomp_scan *>::test): New templates.
13938 (gimple_build_omp_scan): Declare.
13939 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
13940 gimple_omp_scan_set_clauses): New inline functions.
13941 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
13942 * gimple.c (gimple_build_omp_scan): New function.
13943 (gimple_copy): Handle GIMPLE_OMP_SCAN.
13944 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
13945 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
13946 GIMPLE_OMP_TASKGROUP.
13947 (dump_gimple_omp_scan): New function.
13948 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
13949 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
13950 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
13951 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
13952 (is_gimple_stmt): Handle OMP_SCAN.
13953 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
13954 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
13955 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
13956 mentioned in nested #pragma omp scan. Handle
13957 OMP_CLAUSE_{IN,EX}CLUSIVE.
13958 (gimplify_expr): Handle OMP_SCAN.
13959 * omp-low.c (check_omp_nesting_restrictions): For parent context,
13960 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
13962 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
13965 2019-06-10 Martin Liska <mliska@suse.cz>
13967 * ipa-cp.c (ignore_edge_p): New function.
13968 (build_toporder_info): Use it.
13969 * ipa-inline.c (ignore_edge_p): New function.
13970 (inline_small_functions): Use it.
13971 * ipa-pure-const.c (ignore_edge_for_nothrow):
13972 Verify opt_for_fn for caller and callee.
13973 (ignore_edge_for_pure_const): Likewise.
13974 * ipa-reference.c (ignore_edge_p): Extend to check
13976 * ipa-utils.c (searchc): Refactor.
13977 * ipa-utils.h: Fix coding style.
13979 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
13981 * config/arc/arc.c (arc_rtx_costs): Update costs.
13983 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
13985 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
13986 (arc_split_ior): Likewise.
13987 (arc_check_mov_const): Likewise.
13988 (arc_split_mov_const): Likewise.
13989 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
13990 (arc_rtx_costs): Replace check Crr with Cax constraint.
13991 (prepare_move_operands): Cleanup, remove unused code.
13992 (arc_split_ior): New function.
13993 (arc_check_ior_const): Likewise.
13994 (arc_split_mov_const): Likewise.
13995 (arc_check_mov_const): Likewise.
13996 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
13997 in define_insn_and_split pattern.
13998 (iorsi3): Likewise.
13999 (mulsi3_v2): Add new matching variant.
14000 (andsi3_i): Cleanup pattern.
14001 (rotrsi3_cnt1): Update pattern.
14002 (rotrsi3_cnt8): New pattern.
14003 (ashlsi2_cnt8): Likewise.
14004 (ashlsi2_cnt16): Likewise.
14005 * config/arc/constraints.md (C0p): Update constraint.
14007 (C0x): New pattern.
14008 (Cax): New pattern.
14010 2019-06-10 Martin Liska <mliska@suse.cz>
14012 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
14013 Update coding style.
14014 (sem_item_optimizer::dump_cong_classes):
14015 Print how many items are in a non-singular class. Improve
14018 2019-06-10 Martin Liska <mliska@suse.cz>
14020 * value-prof.c (dump_histogram_value): Change dump format.
14021 (gimple_mod_subtract_transform): Remove legacy comment.
14023 2019-06-10 Martin Liska <mliska@suse.cz>
14025 * value-prof.c (dump_histogram_value): Print histogram values
14028 2019-06-10 Martin Liska <mliska@suse.cz>
14030 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
14031 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
14032 * ipa-profile.c (ipa_profile_generate_summary):
14033 Use get_most_common_single_value.
14034 * tree-profile.c (gimple_init_gcov_profiler):
14035 Instrument with __gcov_one_value_profiler_v2
14036 and __gcov_indirect_call_profiler_v4.
14037 * value-prof.c (dump_histogram_value):
14038 Print all values for HIST_TYPE_SINGLE_VALUE.
14039 (stream_out_histogram_value): Update assert for
14041 (stream_in_histogram_value): Set number of
14042 counters for HIST_TYPE_SINGLE_VALUE.
14043 (get_most_common_single_value): New.
14044 (gimple_divmod_fixed_value_transform):
14045 Use get_most_common_single_value.
14046 (gimple_ic_transform): Likewise.
14047 (gimple_stringops_transform): Likewise.
14048 (gimple_find_values_to_profile): Set number
14049 of counters for HIST_TYPE_SINGLE_VALUE.
14050 * value-prof.h (get_most_common_single_value): New.
14052 2019-06-10 Martin Liska <mliska@suse.cz>
14054 * hash-map.h: Pass default value to hash_table ctor.
14055 * hash-table.h: Add default value to call of a ctor.
14057 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
14059 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
14060 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
14062 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
14065 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
14066 Call pa_output_function_label.
14067 (TARGET_ASM_FUNCTION_PROLOGUE): define.
14068 * config/pa/pa-protos.h (pa_output_function_label): Declare.
14069 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
14071 (pa_linux_output_function_prologue): Declare.
14072 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
14073 (pa_output_function_label): New.
14074 (pa_output_function_prologue): Revise to use pa_output_function_label.
14075 (pa_linux_output_function_prologue): New.
14076 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
14078 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
14080 * tree-vrp.h (value_range_base::intersect): New.
14081 (value_range::intersect_helper): Move from here...
14082 (value_range_base::intersect_helper): ...to here.
14083 * tree-vrp.c (value_range::intersect_helper): Rename to...
14084 (value_range_base::intersect_helper): ...this, and rewrite to
14085 return a value instead of modifying THIS in place.
14086 Also, move equivalence handling...
14087 (value_range::intersect): ...here, while calling intersect_helper.
14088 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
14090 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
14092 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
14094 2019-06-07 Jakub Jelinek <jakub@redhat.com>
14096 * Makefile.in (genprogerr): Add condmd.
14097 (genprog): Remove it here.
14099 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
14101 * doc/invoke.texi (AMD GCN Options): Add gfx906.
14103 2019-06-07 Richard Biener <rguenther@suse.de>
14106 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
14107 that appear after user labels.
14109 2019-06-07 Martin Liska <mliska@suse.cz>
14111 * cselib.c (cselib_init): Disable hash table
14113 * hash-set.h: Pass new default argument to m_table.
14114 * hash-table.c: Add global variable with hash table
14115 sanitization limit.
14116 * hash-table.h (Allocator>::hash_table): Add new argument
14118 (hashtab_chk_error): New.
14119 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
14120 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
14121 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
14123 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
14125 * common.opt (flto-odr-type-merging): Ignore.
14126 * invoke.texi (-flto-odr-type-merging): Remove.
14127 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
14128 (can_be_vtable_hashed_p): Remove.
14129 (hash_odr_vtable): Remove.
14130 (odr_vtable_hasher::hash): Remove.
14131 (types_same_for_odr): Remove.
14132 (types_odr_comparable): Remove.
14133 (odr_vtable_hasher::equal): Remove.
14134 (odr_vtable_hash_type, odr_vtable_hash): Remove.
14135 (add_type_duplicate): Do not synchronize vtable and name hashtables.
14136 (get_odr_type): Do not use vtable hash.
14137 (dump_odr_type): Remove commented out code.
14138 (build_type_inheritance_graph): Do not allocate vtable hash.
14139 (rebuild_type_inheritance_graph): Do not delete vtable hash.
14140 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
14141 (odr_type_p): Likewise.
14142 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
14145 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
14147 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
14148 immediately after same_types_for_tbaa_p returns -1 and continue
14149 looking for possible exact match; if matching types are arrays
14150 watch for partial overlaps.
14151 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
14152 (indirect_refs_may_alias_p): Do type based disambiguation first;
14155 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
14157 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
14159 2019-06-07 Martin Liska <mliska@suse.cz>
14161 * doc/invoke.texi: Remove param.
14162 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
14164 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
14165 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
14166 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
14167 * profile.c (instrument_values): Remove
14168 HIST_TYPE_INDIR_CALL_TOPN.
14169 * tree-profile.c (init_ic_make_global_vars):
14170 Always build __gcov_indirect_call only.
14171 (gimple_init_gcov_profiler): Remove usage
14172 of PARAM_INDIR_CALL_TOPN_PROFILE.
14173 (gimple_gen_ic_profiler): Likewise.
14174 * value-prof.c (dump_histogram_value): Likewise.
14175 (stream_in_histogram_value): Likewise.
14176 (gimple_indirect_call_to_profile): Likewise.
14177 (gimple_find_values_to_profile): Likewise.
14178 * value-prof.h (enum hist_type): Likewise.
14180 2019-06-07 Martin Liska <mliska@suse.cz>
14182 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
14185 2019-06-07 Martin Liska <mliska@suse.cz>
14187 PR tree-optimization/78902
14188 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
14189 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
14190 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
14191 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
14192 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
14193 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
14194 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
14195 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
14196 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
14197 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
14198 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
14199 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
14200 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
14202 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
14203 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
14204 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
14205 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
14206 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
14207 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
14208 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
14209 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
14210 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
14211 warn_unused_result attribute.
14212 (BUILT_IN_STRDUP): Likewise.
14213 (BUILT_IN_STRNDUP): Likewise.
14214 (BUILT_IN_ALLOCA): Likewise.
14215 (BUILT_IN_CALLOC): Likewise.
14216 (BUILT_IN_MALLOC): Likewise.
14217 (BUILT_IN_REALLOC): Likewise.
14219 2019-06-06 Jim Wilson <jimw@sifive.com>
14222 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
14223 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
14224 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
14226 2019-06-06 Martin Sebor <msebor@redhat.com>
14228 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
14229 (handle_builtin_malloc): Remove trailing spaces.
14230 (handle_builtin_memset): Same.
14231 (handle_builtin_memcmp): Same.
14232 (compute_string_length): Same.
14233 (determine_min_objsize): Same.
14234 (handle_builtin_string_cmp): Same.
14235 (handle_char_store): Same. Break up excessively long line.
14237 2019-06-06 Martin Jambor <mjambor@suse.cz>
14239 * tree-sra.c (build_reconstructed_reference): Drop the alignment
14242 2019-06-06 Martin Jambor <mjambor@suse.cz>
14244 * tree-sra.c (struct access): New field grp_same_access_path.
14245 (dump_access): Dump it.
14246 (build_reconstructed_reference): New function.
14247 (build_ref_for_model): Use it if possible.
14248 (path_comparable_for_same_access): New function.
14249 (same_access_path_p): Likewise.
14250 (sort_and_splice_var_accesses): Set the new flag.
14251 (analyze_access_subtree): Likewise.
14252 (propagate_subaccesses_across_link): Propagate zero value of the new
14253 flag down the access tree.
14255 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
14257 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
14258 * config/gcn/gcn.opt (gpu_type): Add gfx906.
14259 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
14260 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
14263 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14265 PR tree-optimization/90332
14266 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
14267 Handle VALS containing two vectors.
14268 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
14270 (@aarch64_combinez<mode>): ... This.
14271 (*aarch64_combinez_be<mode>): Rename to...
14272 (@aarch64_combinez_be<mode>): ... This.
14273 (vec_init<mode><Vhalf>): New define_expand.
14274 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
14276 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
14278 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
14279 library functions only when not optimizing for size.
14280 (ashlsi3): Likewise.
14281 (ashrhi3): Likewise.
14282 (ashrsi3): Likewise.
14283 (lshrhi3): Likewise.
14284 (lshrsi3): Likewise.
14286 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
14288 PR rtl-optimization/88751
14289 * ira.c (ira): Use the number of the actually referenced registers
14290 when calculating the threshold.
14292 2019-06-06 Jakub Jelinek <jakub@redhat.com>
14294 * configure: Regenerate.
14296 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
14298 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
14299 register if it is in memory, so the shift can be emulated with a rotate
14301 (ashrhi3): Likewise.
14302 (lshrhi3): Likewise.
14304 2019-06-06 Martin Liska <mliska@suse.cz>
14306 PR tree-optimization/87954
14307 * match.pd: Simplify mult where both arguments are 0 or 1.
14309 2019-06-06 Richard Biener <rguenther@suse.de>
14311 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
14312 put equivalences on UNDEFINED ranges.
14313 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
14314 Make sure to drop defs of stmts added during simplification
14317 2019-06-06 Richard Biener <rguenther@suse.de>
14319 * tree-ssa-structalias.c: Include tree-cfg.h.
14320 (make_heapvar): Do not make heap vars artificial.
14321 (find_func_aliases_for_builtin_call): Handle stack allocation
14323 (find_func_aliases): Delay processing of simple enough returns
14325 (set_uids_in_ptset): Adjust.
14326 (find_what_var_points_to): Likewise.
14327 (solve_constraints): Do not dump points-to sets here.
14328 (compute_points_to_sets): Post-process return statements,
14329 amending the escaped solution. Dump points-to sets afterwards.
14330 (ipa_pta_execute): Dump points-to sets.
14332 2019-06-06 Martin Liska <mliska@suse.cz>
14335 * doc/install.texi: Fix HTML headers and
14336 titles for 'Installing GCC' pages.
14338 2019-06-06 Martin Liska <mliska@suse.cz>
14340 * ipa-icf-gimple.h (dump_message_1): Remove.
14341 (dump_message): Likewise.
14342 (return_false_with_message_1): Print also file.
14343 (return_false_with_msg): Likewise.
14344 (return_with_result): Likewise.
14345 (return_with_debug): Likewise.
14346 * ipa-icf.c (sem_function::equals_private): Remove call
14349 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
14351 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
14352 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
14353 memory operand for it.
14354 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
14356 2019-06-05 Martin Sebor <msebor@redhat.com>
14358 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
14359 Adjust quoting and hyphenation.
14360 * convert.c (convert_to_real_1): Same.
14361 * gcc.c (driver_wrong_lang_callback): Same.
14362 (driver::handle_unrecognized_options): Same.
14363 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
14364 * opts-common.c (cmdline_handle_error): Same.
14365 (read_cmdline_option): Same.
14366 * opts-global.c (complain_wrong_lang): Same.
14367 (print_ignored_options): Same.
14368 (handle_common_deferred_options): Same.
14369 * pretty-print.h: Same.
14370 * print-rtl.c (debug_bb_n_slim): Same.
14371 * sched-rgn.c (make_pass_sched_fusion): Same.
14372 * tree-cfg.c (verify_gimple_assign_unary): Same.
14373 (verify_gimple_label): Same.
14374 * tree-ssa-operands.c (verify_ssa_operands): Same.
14375 * varasm.c (do_assemble_alias): Same.
14376 (assemble_alias): Same.
14378 2019-06-05 Richard Henderson <rth@twiddle.net>
14380 * config/alpha/alpha.c (direct_return): Move down after
14381 struct machine_function definition; use saved frame_size;
14383 (struct machine_function): Add sa_mask, sa_size, frame_size.
14384 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
14385 (alpha_compute_frame_layout): ... new function.
14386 (TARGET_COMPUTE_FRAME_LAYOUT): New.
14387 (alpha_initial_elimination_offset): Use saved sa_size.
14388 (alpha_vms_initial_elimination_offset): Likewise.
14389 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
14390 (alpha_expand_prologue): Use saved frame data. Merge integer
14391 and fp register save loops.
14392 (alpha_expand_epilogue): Likewise.
14393 (alpha_start_function): Use saved frame data.
14394 * config/alpha/alpha-protos.h (direct_return): Update.
14395 (alpha_sa_size): Remove.
14397 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
14399 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
14400 multiplication by a power-of-two value.
14401 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
14402 and turn the modulo operation into a masking operation.
14404 2019-06-05 Jakub Jelinek <jakub@redhat.com>
14407 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
14408 with VOIDmode inner operands.
14410 2019-06-05 Richard Biener <rguenther@suse.de>
14412 PR middle-end/90726
14413 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14414 turn an expression graph into a tree.
14416 2019-06-05 Jakub Jelinek <jakub@redhat.com>
14418 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
14420 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
14421 treat it like explicit monotonic schedule modifier.
14422 (expand_omp_for): Initialize has_lastprivate_conditional.
14423 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
14426 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
14427 references, lookup in in hash map MEM_REF operand instead of the
14429 (lower_omp_1): When looking for lastprivate conditional assignments,
14430 handle MEM_REFs with REFERENCE_TYPE operands.
14432 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
14433 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
14434 and references a VLA. Handle references to non-VLAs if is_simd
14435 all privatization clauses like reductions.
14436 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
14437 If omp_is_reference, use always omp simd arrays and set
14438 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
14439 fails, emit reference initialization.
14441 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
14444 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
14445 _mm_mask_fpclass_sd_mask): New intrinsics.
14446 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
14447 * config/i386/i386-builtin.def
14448 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
14450 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
14451 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
14452 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
14453 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
14454 case QI_FTYPE_V2SF_INT): Ditto.
14455 * config/i386/sse.md
14456 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
14457 Extended to insnstructions with mask operands.
14459 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14461 * config/rs6000/constraints.md (define_register_constraint "wp"):
14463 (define_register_constraint "wq"): Delete.
14464 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
14465 (rs6000_init_hard_regno_mode_ok): Adjust.
14466 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
14467 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
14468 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
14469 (define_mode_attr VSa): Delete.
14470 (define_mode_attr VSisa): New.
14471 (rest of file): Adjust.
14472 * doc/md.texi (Machine Constraints): Adjust.
14474 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14476 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
14477 (define_attr "enabled"): Handle those new isa values.
14479 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14481 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
14482 (define_mode_attr VSr5): Delete.
14483 (define_mode_attr VStype_sqrt): Delete.
14484 (define_mode_iterator VSX_SPDP): Delete.
14485 (define_mode_attr VS_spdp_res): Delete.
14486 (define_mode_attr VS_spdp_insn): Delete.
14487 (define_mode_attr VS_spdp_type): Delete.
14488 (*vsx_sqrt<mode>2): Adjust.
14489 (vsx_<VS_spdp_insn>): Delete, split to...
14490 (vsx_xscvdpsp): ... this. New. And...
14491 (vsx_xvcvspdp): ... this. New. And...
14492 (vsx_xvcvdpsp): ... this. New.
14494 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14496 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
14498 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
14499 (rest of file): Adjust.
14501 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14503 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
14504 (vsx_extract_<mode>_var): Ditto.
14506 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14508 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
14511 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14513 * config/rs6000/constraints.md (define_register_constraint "ww"):
14515 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
14516 (rs6000_init_hard_regno_mode_ok): Adjust.
14517 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
14518 RS6000_CONSTRAINT_ww.
14519 * config/rs6000/rs6000.md: Adjust.
14520 * config/rs6000/vsx.md: Adjust.
14521 * doc/md.texi (Machine Constraints): Adjust.
14523 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14525 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
14526 (define_mode_attr sd): New.
14527 (define_mode_attr s): New.
14528 (define_mode_attr Ftrad): Delete.
14529 (define_mode_attr Fvsx): Delete.
14530 (define_mode_attr Fs): Delete.
14531 (rest of file): Use the new mode attributes.
14532 * config.rs6000/vsx.md: Use the new mode attributes.
14534 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14536 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
14539 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14541 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
14542 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
14543 used with VSX_B, VSX_D, or VSX_F, with just "wa".
14545 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
14548 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
14549 C++ with strict ANSI requirements.
14551 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
14553 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
14554 computations when step is 1.
14556 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14558 * config/rs6000/constraints.md (define_register_constraint "wf"):
14560 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
14561 (rs6000_init_hard_regno_mode_ok): Adjust.
14562 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
14563 RS6000_CONSTRAINT_wf.
14564 * config/rs6000/rs6000.md: Adjust.
14565 * config/rs6000/vsx.md: Adjust.
14566 * doc/md.texi (Machine Constraints): Adjust.
14568 2019-06-04 Andrew Pinski <apinski@marvell.com>
14570 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
14573 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14575 * config/rs6000/constraints.md (define_register_constraint "wd"):
14577 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
14578 (rs6000_init_hard_regno_mode_ok): Adjust.
14579 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
14580 RS6000_CONSTRAINT_wd.
14581 * config/rs6000/rs6000.md: Adjust.
14582 * config/rs6000/vsx.md: Adjust.
14583 * doc/md.texi (Machine Constraints): Adjust.
14585 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14587 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
14588 (rest of file): Adjust.
14590 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14592 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
14593 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
14594 (vsx_splat_<mode>_reg): Adjust.
14596 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14598 * config/rs6000/constraints.md (define_register_constraint "ws"):
14600 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
14601 (rs6000_init_hard_regno_mode_ok): Adjust.
14602 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
14603 RS6000_CONSTRAINT_ws.
14604 * config/rs6000/rs6000.md: Adjust.
14605 * config/rs6000/vsx.md: Adjust.
14606 * doc/md.texi (Machine Constraints): Adjust.
14608 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14610 * config/rs6000/constraints.md (define_register_constraint "wv"):
14612 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
14613 (rs6000_init_hard_regno_mode_ok): Adjust.
14614 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
14615 RS6000_CONSTRAINT_wv.
14616 * config/rs6000/rs6000.md: Adjust.
14617 * config/rs6000/vsx.md: Adjust.
14618 * doc/md.texi (Machine Constraints): Adjust.
14620 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
14622 * config/rs6000/constraints.md (define_register_constraint "wi"):
14624 (define_register_constraint "wt"): Delete.
14625 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
14626 (rs6000_init_hard_regno_mode_ok): Adjust.
14627 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
14628 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
14629 * config/rs6000/rs6000.md: Adjust.
14630 * config/rs6000/vsx.md: Adjust.
14631 * doc/md.texi (Machine Constraints): Adjust.
14633 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
14635 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
14637 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
14638 default_elf_asm_output_external.
14640 2019-06-04 Martin Liska <mliska@suse.cz>
14642 * ipa-icf.c (INCLUDE_LIST): Remove.
14643 (sem_item_optimizer::execute): Remove call to init_wpa.
14644 * ipa-icf.h (init_wpa): Remove.
14646 2019-06-04 Jakub Jelinek <jakub@redhat.com>
14648 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
14649 conditional on combined for simd.
14650 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
14652 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
14653 constructs, don't remove lastprivate_conditional_map, but instead set
14654 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
14655 to parent construct temporaries.
14656 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
14657 like !ctx->lastprivate_conditional_map.
14658 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
14659 use up->outer context instead of up.
14660 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
14661 gimple_omp_for_combined_p.
14662 (expand_omp_for_static_nochunk): Likewise.
14663 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
14664 probably moved over into expand_omp_for_generic rather than being copied
14667 2019-06-04 Martin Liska <mliska@suse.cz>
14669 * value-prof.c (dump_histogram_value): Fix typo.
14670 (gimple_mod_subtract_transform): Likewise.
14672 2019-06-04 Richard Biener <rguenther@suse.de>
14674 PR middle-end/90726
14675 * tree-chrec.c (chrec_contains_symbols): Add to visited.
14676 (tree_contains_chrecs): Likewise.
14677 (chrec_contains_symbols_defined_in_loop): Move here and avoid
14678 exponential behaivor from ...
14679 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14681 (expression_expensive_p): Avoid exponential behavior and compute
14682 expanded size, rejecting any expansion.
14683 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
14684 (idx_contains_abnormal_ssa_name_p): Likewise.
14685 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
14686 (contains_abnormal_ssa_name_p): Simplify and use
14687 walk_tree_without_duplicates.
14689 2019-06-04 Richard Biener <rguenther@suse.de>
14691 PR tree-optimization/90738
14693 2019-06-03 Richard Biener <rguenther@suse.de>
14695 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
14696 full reference tree and record in ref->ref.
14697 (vn_reference_lookup_3): Pass in original ref to
14698 ao_ref_init_from_vn_reference.
14699 (vn_reference_lookup): Likewise.
14700 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
14701 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
14702 Handle non-decl bases in the original reference.
14704 2019-06-04 Martin Liska <mliska@suse.cz>
14706 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
14707 number of references.
14708 (sem_item_optimizer::do_congruence_step):
14709 (sem_item_optimizer::worklist_push): Dump how references
14711 (sem_item_optimizer::worklist_pop): Use heap.
14712 (sem_item_optimizer::process_cong_reduction): Likewise.
14713 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
14715 2019-06-04 Martin Liska <mliska@suse.cz>
14717 * ipa-icf.h (struct sem_usage_pair_hash): New.
14718 (sem_usage_pair_hash::hash): Likewise.
14719 (sem_usage_pair_hash::equal): Likewise.
14720 (struct sem_usage_hash): Likewise.
14721 * ipa-icf.c (sem_item::sem_item): Initialize
14722 referenced_by_count.
14723 (sem_item::add_reference): Register a reference
14724 in ref_map and not in target->usages.
14725 (sem_item::setup): Remove initialization of
14727 (sem_item::~sem_item): Remove usage of dead vectors.
14728 (sem_item::dump): Remove dump of references.
14729 (sem_item_optimizer::sem_item_optimizer): Initialize
14731 (sem_item_optimizer::read_section): Remove useless
14733 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
14734 (sem_item_optimizer::build_graph): Pass m_references
14735 to ::add_reference.
14736 (sem_item_optimizer::verify_classes): Remove usage of dead
14738 (sem_item_optimizer::traverse_congruence_split): Return true
14739 when a class is split.
14740 (sem_item_optimizer::do_congruence_step_for_index): Use
14741 hash_map for look up of (sem_item *, index). That brings
14742 significant speed up.
14743 (sem_item_optimizer::do_congruence_step): Return true
14744 when a split is done.
14745 (congruence_class::is_class_used): Use referenced_by_count.
14747 2019-06-04 Alan Modra <amodra@gmail.com>
14750 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
14753 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
14755 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
14756 * config/rs6000/rs6000.c (direct_move_p): Adjust.
14757 (rs6000_secondary_reload_simple_move): Adjust.
14758 (rs6000_opt_masks): Neuter the "mfpgpr" option.
14759 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
14760 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
14763 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
14764 (floatunssi<mode>2_lfiwzx): Adjust.
14765 (fix_trunc<mode>si2_stfiwx): Adjust.
14766 (fixuns_trunc<mode>si2_stfiwx): Adjust.
14767 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
14768 (mfpgpr): Mark as deprecated.
14769 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
14770 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
14771 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
14773 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
14775 * config/rs6000/constraints.md (define_register_constraint "wg"):
14777 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
14778 RS6000_CONSTRAINT_wg.
14779 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
14780 (rs6000_init_hard_regno_mode_ok): Adjust.
14781 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
14782 Delete "wg" alternatives.
14783 * doc/md.texi (Machine Constraints): Adjust.
14785 2019-06-03 Alan Modra <amodra@gmail.com>
14787 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
14788 (get_uncond_jump_length): Assert length less than INT_MAX and
14791 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
14793 PR middle-end/64242
14794 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
14796 (expand_builtin_nonlocal_goto): Likewise.
14798 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
14800 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
14801 (aarch64_asm_output_external): Declare.
14802 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
14803 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
14804 (aarch64_asm_output_alias): New.
14805 (aarch64_asm_output_external): New.
14806 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
14807 (ASM_OUTPUT_EXTERNAL): Define.
14809 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
14810 * tree-vrp.h (value_range_base::nonzero_p): New.
14811 (value_range_base::set_nonnull): Rename to...
14812 (value_range_base::set_nonzero): ...this.
14813 (value_range_base::set_null): Rename to...
14814 (value_range_base::set_zero): ...this.
14815 (value_range::set_nonnull): Remove.
14816 (value_range::set_null): Remove.
14817 * tree-vrp.c (range_is_null): Remove.
14818 (range_is_nonnull): Remove.
14819 (extract_range_from_binary_expr): Use value_range_base::*zero_p
14820 instead of range_is_*null.
14821 (extract_range_from_unary_expr): Same.
14822 (value_range_base::set_nonnull): Rename to...
14823 (value_range_base::set_nonzero): ...this.
14824 (value_range::set_nonnull): Remove.
14825 (value_range_base::set_null): Rename to...
14826 (value_range_base::set_zero): ...this.
14827 (value_range::set_null): Remove.
14828 (extract_range_from_binary_expr): Rename set_*null uses to
14830 (extract_range_from_unary_expr): Same.
14831 (union_helper): Same.
14832 * vr-values.c (get_value_range): Use set_*zero instead of
14834 (vr_values::extract_range_from_binary_expr): Same.
14835 (vr_values::extract_range_basic): Same.
14837 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
14840 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
14842 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14844 * config/aarch64/iterators.md (MAX_OPP): New code attr.
14845 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3):
14847 (aarch64_<su>abd<mode>_3): ... This.
14848 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
14850 2019-06-03 Richard Biener <rguenther@suse.de>
14852 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
14853 full reference tree and record in ref->ref.
14854 (vn_reference_lookup_3): Pass in original ref to
14855 ao_ref_init_from_vn_reference.
14856 (vn_reference_lookup): Likewise.
14857 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
14858 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
14859 Handle non-decl bases in the original reference.
14861 2019-06-03 Martin Liska <mliska@suse.cz>
14863 * doc/generic.texi: Remove Java Trees.
14865 2019-06-03 Martin Liska <mliska@suse.cz>
14867 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
14868 returns 0 when operands are equal.
14870 2019-06-03 Richard Biener <rguenther@suse.de>
14872 PR tree-optimization/90716
14873 * tree-loop-distribution.c (destroy_loop): Process blocks in
14876 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14879 * vector-builder.h (vector_builder::count_dups): New method.
14880 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
14882 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
14883 (vec_init<mode><Vel>): New pattern.
14884 * config/aarch64/aarch64.c (emit_insr): New function.
14885 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
14886 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
14887 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
14888 (aarch64_sve_expand_vector_init): Define two overloaded functions.
14890 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
14892 PR tree-optimization/90681
14893 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
14894 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
14895 special case for SLP, but fail on non-groupped loads.
14897 2019-06-03 Martin Liska <mliska@suse.cz>
14899 * cfg.c (debug): Use TDF_DETAILS for debug and
14900 print edge info only once.
14902 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
14905 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
14907 2019-06-01 Martin Sebor <msebor@redhat.com>
14909 PR middle-end/90694
14910 * tree-pretty-print.c (dump_generic_node): Add parentheses.
14912 2019-05-31 Jan Hubicka <jh@suse.cz>
14914 * alias.c: Include ipa-utils.h.
14915 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
14916 * ipa-devirt.c (prevailing_odr_type): New.
14917 * ipa-utils.h (previaling_odr_type): Declare.
14919 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
14920 Hongtao Liu <hongtao.liu@intel.com>
14923 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
14924 NOTE_INSN_DELETED_LABEL check.
14926 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
14927 Robert Suchanek <robert.suchanek@mips.com>
14929 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
14930 and 3rd operands of the fmadd/fmsub/maddv builtin.
14932 2019-05-31 Jakub Jelinek <jakub@redhat.com>
14934 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
14935 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
14936 on OMP_SIMD if not nested inside of worksharing loop that also has
14937 lastprivate conditional clause for the same decl.
14938 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
14939 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
14941 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
14943 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
14945 (lower_lastprivate_clauses): Likewise.
14946 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
14947 calling lower_rec_input_clauses.
14948 (lower_omp_for): Likewise.
14949 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
14950 clause on simd construct.
14951 * omp-expand.c (expand_omp_simd): Initialize cond_var if
14952 OMP_CLAUSE__CONDTEMP_ clause is present.
14954 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
14957 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
14960 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
14961 TEX_D32, TEX_D64 or TEX_D128.
14963 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
14965 * match.pd (~(vec?cst1:cst2)): New transformation.
14967 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
14969 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
14970 ((size_t)(A /[ex] B) CMP C): New transformation.
14972 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
14974 * doc/md.texi: Document define_insn_and_rewrite.
14975 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
14976 * gensupport.c (queue_elem): Update comment.
14977 (replace_operands_with_dups): New function.
14978 (gen_rewrite_sequence): Likewise.
14979 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
14980 * read-rtl.c (apply_subst_iterator): Likewise.
14981 (add_condition_to_rtx, named_rtx_p): Likewise.
14982 (rtx_reader::read_rtx_operand): Likewise.
14983 * config/aarch64/aarch64-sve.md
14984 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
14985 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
14986 define_insn_and_rewrite.
14987 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
14988 Remove separate define_split.
14990 2019-05-31 Jan Hubicka <jh@suse.cz>
14992 * tree-ssa-alias.c (type_has_components_p): New function.
14993 (aliasing_component_refs_p): Use it.
14995 2019-05-31 Martin Liska <mliska@suse.cz>
14997 * gdbhooks.py: Add const_tree to TreePrinter.
14999 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
15002 * common.opt (feliminate-unused-debug-symbols): Enable by default.
15003 * doc/invoke.texi (Debugging Options): Document new default of
15004 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
15006 2019-05-31 Jakub Jelinek <jakub@redhat.com>
15008 PR tree-optimization/90671
15009 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
15010 template_block used to be empty on the first call, don't use
15011 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
15012 seq with bb_seq and set it with set_bb_seq.
15014 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
15016 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
15018 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
15019 Michael Meissner <meissner@linux.ibm.com>
15021 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
15022 (prefixed_mem_operand): Likewise.
15023 (non_prefixed_mem_operand): Likewise.
15024 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
15026 * config/rs6000/rs6000.c (print_operand_address): Handle
15027 PC-relative addresses.
15028 (mode_supports_prefixed_address_p): New function.
15029 (rs6000_prefixed_address): New function.
15030 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
15031 (SYMBOL_REF_PCREL_P): Likewise.
15033 2019-05-30 Jakub Jelinek <jakub@redhat.com>
15035 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
15036 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
15037 (gimplify_omp_for): If worksharing loop with lastprivate conditional
15038 is nested inside of parallel region, add _condtemp_ clause to both.
15039 * tree-nested.c (convert_nonlocal_omp_clauses,
15040 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
15042 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
15044 * omp-general.c (omp_extract_for_data): Compute it.
15045 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
15046 (lower_rec_input_clauses): Likewise.
15047 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
15048 clause is already present, just add one further one after it.
15049 (lower_lastprivate_clauses): Handle cond_ptr with array type.
15050 (lower_send_shared_vars): Clear _condtemp_ vars.
15051 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
15052 or section or taskgroup.
15053 * omp-expand.c (determine_parallel_type): Disallow combining only if
15054 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
15055 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
15056 (expand_omp_for_generic, expand_omp_for_static_nochunk,
15057 expand_omp_for_static_chunk, expand_omp_for): Use
15058 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
15059 determine if a special set of API routines are needed and if condtemp
15060 needs to be initialized, while always initialize cond_var if
15061 fd->lastprivate_conditional is non-zero.
15063 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
15064 Michael Meissner <meissner@linux.ibm.com>
15066 * config/rs6000/constraints.md (eI): New constraint.
15067 * config/rs6000/predicates.md (cint34_operand): New predicate.
15068 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
15069 (SIGNED_34BIT_OFFSET_P): Likewise.
15070 * doc/md.texi (eI): Document constraint.
15072 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
15074 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
15076 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
15077 Michael Meissner <meissner@linux.ibm.com>
15079 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
15080 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
15081 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
15082 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
15083 (OTHER_FUTURE_MASKS): Likewise.
15084 (POWERPC_MASKS): Likewise.
15085 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
15086 specified without -mprefixed-addr or -mcpu=future. Error if
15087 -mprefixed-addr is specified without -mcpu=future.
15088 (rs6000_opt_masks): Add entry for prefixed-addr.
15089 * rs6000.opt (mprefixed-addr): New option.
15091 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
15093 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
15094 cfun->is_thunk check.
15096 2019-05-30 Jakub Jelinek <jakub@redhat.com>
15098 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
15101 2019-05-30 Martin Liska <mliska@suse.cz>
15103 * gdbinit.in: Fix 'ptc' command. Add trt
15104 that prints TREE_TYPE($).
15106 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
15107 Alan Modra <amodra@gmail.com>
15109 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
15111 (rs6000_indirect_call_template_1): ...and here.
15112 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
15113 plt16_ha, plt16_lo, mtctr indirect calls. Use
15114 rs6000_pltseq_enum.
15115 (rs6000_decl_ok_for_sibcall): New function.
15116 (rs6000_function_ok_for_sibcall): Refactor.
15117 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
15118 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
15119 when pcrel. Reorganize.
15120 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
15121 * rs6000.h (rs6000_pltseq_enum): New enum.
15122 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
15123 (*pltseq_tocsave): Use rs6000_pltseq_enum.
15124 (*pltseq_plt16_ha): Likewise.
15125 (*pltseq_plt16_lo): Likewise.
15126 (*pltseq_mtctr): Likewise.
15127 (*pltseq_plt_pcrel): New insn.
15128 (*call_local_aix): Handle @notoc calls.
15129 (*call_value_local_aix): Likewise.
15130 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
15131 (*call_value_nonlocal_aix): Likewise.
15132 (*call_indirect_pcrel): New insn.
15133 (*call_value_indirect_pcrel): Likewise.
15135 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
15137 * config/i386/sse.md (*save_multiple<mode>): Rename from
15138 save_multiple<mode>.
15139 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
15140 (*restore_multiple_and_return<mode>): Rename from
15141 restore_multiple_and_return<mode>.
15142 (*restore_multiple_leave_return<mode>): Rename from
15143 restore_multiple_leave_return<mode>.
15145 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
15147 * config.gcc (rx-*-linux*): New target.
15148 * config/rx/elf.opt: New file.
15149 * config/rx/linux.h: Likewise.
15150 * config/rx/t-linux: Likewise.
15151 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
15153 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
15154 (ASM_APP_OFF): Likewise.
15155 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
15158 2019-05-29 Jan Hubicka <jh@suse.cz>
15160 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
15161 variants are pointer equivalent.
15163 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
15165 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
15166 * config/aarch64/aarch64-sve2.md: New file.
15167 (<u>avg<mode>3_floor): New pattern.
15168 (<u>avg<mode>3_ceil): Likewise.
15169 (*<sur>h<addsub><mode>): Likewise.
15170 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
15171 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
15173 2019-05-29 Jakub Jelinek <jakub@redhat.com>
15176 * optc-save-gen.awk: In cl_optimization_print, use correct condition
15177 for var_opt_string printing. In cl_optimization_print_diff, print
15178 (null) instead of invoking undefined behavior if one of the
15179 var_opt_string pointers is NULL and use && instead of first || in the
15180 guarding condition. For var_target_other options, handle const char *
15181 target variables similarly to const char * optimize node variables.
15183 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
15185 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
15186 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
15187 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
15188 Add autib1716 and pacib1716 initialisation.
15189 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
15190 for autib1716 and pacib1716.
15191 * config/aarch64/aarch64-protos.h (aarch64_key_type,
15192 aarch64_post_cfi_startproc): Define.
15193 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
15194 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
15195 aarch64_handle_pac_ret_protection): Set default sign key to A.
15196 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
15197 aarch64_expand_prologue): Add check for b-key.
15198 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
15199 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
15200 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
15201 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
15202 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
15203 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
15204 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
15205 * config/aarch64/aarch64.md (do_return): Add check for b-key.
15206 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
15207 pauth_hint_num_a with pauth_hint_num.
15208 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
15209 pauth_hint_num_a with pauth_hint_num.
15210 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
15211 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
15212 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
15213 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
15214 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
15215 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
15216 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
15217 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
15218 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
15219 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
15220 UNSPEC_AUTIA1716 respectively.
15221 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to
15222 pauth_hint_num and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP,
15223 UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
15224 * doc/invoke.texi (-mbranch-protection): Add b-key type.
15225 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
15226 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
15228 2019-05-29 Jakub Jelinek <jakub@redhat.com>
15230 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
15231 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
15232 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
15233 explicit clause on combined parallel into implicit shared clause.
15234 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
15235 and firstprivate if the decl has one too from combined parallel to
15236 the worksharing construct.
15238 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
15239 Michael Meissner <meissner@linux.ibm.com>
15241 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
15243 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
15245 * rtl.h (LABEL_REF_P): New #define.
15247 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
15249 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
15251 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
15253 * internal-fn.c: Marked mask_load_direct as vectorizable.
15254 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
15255 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
15256 combined even if masks different with allow_slp_p param.
15257 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
15258 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
15259 dissolve SLP-only vectorizable groups when SLP has been discarded.
15260 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
15261 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
15263 (vect_build_slp_tree_1): Fixed comment typo.
15264 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
15265 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
15266 loads for SLP only.
15267 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
15269 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
15271 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15273 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
15274 Remove obsolete use_thunk reference.
15275 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
15276 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
15277 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
15278 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
15279 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15280 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15281 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15282 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
15283 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
15285 2019-05-28 Nathan Sidwell <nathan@acm.org>
15287 * tree.h (IDENTIFIER_ANON_P): New.
15288 (anon_aggrname_format, anon_aggname_p): Don't declare.
15289 (make_anon_name): Declare.
15290 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
15291 (hash_tree): Likewise.
15292 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
15293 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
15294 (anon_cnt, make_anon_name): New.
15296 2019-05-28 Martin Liska <mliska@suse.cz>
15299 * opts-global.c (decode_options): Print help for all
15300 help_option_arguments.
15301 * opts.c (print_help): Add new argument.
15302 (common_handle_option): Remember all values into
15303 help_option_arguments.
15304 * opts.h (print_help): Add new argument.
15306 2019-05-28 Martin Liska <mliska@suse.cz>
15309 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
15310 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
15311 (func_checker::compare_bb): Call compare_loops.
15313 2019-05-27 Jakub Jelinek <jakub@redhat.com>
15315 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
15316 on sections construct.
15317 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
15319 (lower_omp_sections): Handle lastprivate conditional.
15320 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
15321 lastprivate_conditional_map.
15322 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
15324 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
15325 critical, taskgroup and section regions when looking for a region
15326 with non-NULL lastprivate_conditional_map.
15328 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
15330 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
15331 (*ix86_gen_sub3): Ditto.
15332 (*ix86_gen_sub3_carry): Ditto.
15333 (*ix86_gen_one_cmpl2): Ditto.
15334 (*ix86_gen_andsp): Ditto.
15335 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
15336 (gen_and2_insn): New static function.
15337 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
15338 Use gen_add3_insn instead of ix86_gen_add3.
15339 (ix86_expand_split_stack_prologue): Use gen_add2_insn
15340 instead of ix86_gen_add3.
15341 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
15342 Use gen_sub3_insn instead of ix86_gen_sub3.
15343 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
15344 instead of ix86_gen_add3.
15345 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
15346 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
15347 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
15348 * config/i386/i386-options.c (ix86_option_override_internal):
15349 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15350 ix86_gen_one_cmpl2 and ix86_gen_andsp.
15352 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
15354 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
15355 and DW_OP_GNU_const_index opcodes.
15357 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
15359 * config/i386/i386.h (STACK_SIZE_MODE): Define.
15361 2019-05-27 Richard Biener <rguenther@suse.de>
15363 PR tree-optimization/90637
15364 * tree-ssa-sink.c (statement_sink_location): Honor the
15365 computed sink location for single-uses.
15367 2019-05-27 Richard Biener <rguenther@suse.de>
15369 PR middle-end/90610
15370 * match.pd (vec_perm): Avoid clobbering op0 when not generating
15373 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
15375 * config/i386/i386.md (@sub<mode>3_carry): Rename
15376 from sub<mode>3_carry.
15377 (@leave_<mode>): New expander.
15378 (*leave): Rename from leave.
15379 (*leave_rex64): Rename from leave_rex64.
15380 (@monitorx_<mode>): Rename from monitorx_<mode>.
15381 (@clzero_<mode>): Rename from clzero_<mode>.
15382 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
15383 from sse3_monitor_<mode>.
15384 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
15385 (*ix86_gen_leave): Ditto.
15386 (*ix86_gen_monitor): Ditto.
15387 (*ix86_gen_monitorx): Ditto.
15388 (*ix86_gen_clzero): Ditto.
15389 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
15390 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
15391 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
15392 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
15393 Use gen_sse3_monitor instead of ix86_gen_monitor.
15394 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
15395 instead of ix86_gen_monitorx.
15396 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
15397 instead of ix86_gen_clzero.
15398 * config/i386/i386-options.c (ix86_option_override_internal):
15399 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
15400 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
15402 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
15404 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
15405 Rename from tls_global_dynamic_64_<mode>.
15406 (@tls_local_dynamic_base_64_<mode>): Rename from
15407 tls_local_dynamic_base_64_<mode>.
15408 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
15409 Remove indirect function.
15410 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
15411 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
15412 instead of ix86_gen_tls_global_dynamic_64.
15413 Use gen_tls_local_dynamic_base_64 instead of
15414 ix86_gen_tls_local_dynamic_base_64.
15415 * config/i386/i386-options.c (ix86_option_override_internal):
15416 Do not initialize ix86_gen_tls_global_dynamic_64 and
15417 ix86_gen_tls_local_dynamic_base_64.
15419 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
15421 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
15422 Rename from pro_epilogue_adjust_stack_<mode>_add.
15423 (@pro_epilogue_adjust_stack_sub_<mode>)
15424 Rename from pro_epilogue_adjust_stack_<mode>_sub.
15425 (@allocate_stack_worker_probe_<mode>):
15426 Rename from allocate_stack_worker_probe_<mode>.
15427 (allocate_stack): Use gen_allocate_stack_worker_probe.
15428 (probe_stack): Use gen_probe_stack_1.
15429 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
15430 (@adjust_stack_and_probe_<mode>): Rename from
15431 adjust_stack_and_probe<mode>.
15432 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
15433 (stack_protect_set): Use gen_stack_protect_set_1.
15434 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
15435 (stack_protect_test): Use gen_stack_protect_test_1.
15436 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
15437 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
15438 Remove indirect function.
15439 (*ix86_gen_adjust_stack_and_probe): Ditto.
15440 (*ix86_gen_probe_stack_range): Ditto.
15441 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
15442 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
15443 (ix86_adjust_stack_and_probe_stack_clash): Use
15444 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
15445 (ix86_adjust_stack_and_probe): Ditto.
15446 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
15447 of ix86_gen_probe_stack_range.
15448 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
15449 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
15450 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
15451 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
15452 CODE_FOR_stack_protect_test_{si,di}.
15453 * config/i386/i386-options.c (ix86_option_override_internal):
15454 Do not initialize ix86_gen_allocate_stack_worker,
15455 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
15457 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
15459 * doc/invoke.texi (Link Options): Many editorial changes around
15462 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15464 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
15465 pre-Solaris 11 referene and most Studio compiler details.
15467 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
15470 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
15471 DImode to SImode in floating-point registers on 64-bit target.
15472 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
15473 register_operand in xmpyu patterns.
15475 2019-05-24 Jakub Jelinek <jakub@redhat.com>
15477 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
15478 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
15479 OMP_CLAUSE__REDUCTEMP_.
15480 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
15481 OMP_CLAUSE__CONDTEMP_.
15482 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
15483 * tree-pretty-print.c (dump_omp_clause): Likewise.
15484 * tree-nested.c (convert_nonlocal_omp_clauses,
15485 convert_local_omp_clauses): Likewise.
15486 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
15487 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
15488 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
15490 (gimplify_omp_for): Warn and disable conditional modifier from
15491 lastprivate on loop iterators.
15492 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
15494 * omp-general.c (omp_extract_for_data): Initialize it.
15495 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
15497 (delete_omp_context): Delete it.
15498 (lower_lastprivate_conditional_clauses): New function.
15499 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
15500 handle lastprivate conditional clauses.
15501 (lower_reduction_clauses): Add CLIST argument, emit it into
15502 the critical section if any.
15503 (lower_omp_sections): Adjust lower_lastprivate_clauses and
15504 lower_reduction_clauses callers.
15505 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
15506 to lower_lastprivate_clauses.
15507 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
15508 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
15509 clist into a critical section if not emitted there already by
15510 lower_reduction_clauses.
15511 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
15513 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
15514 conditional variables.
15515 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
15517 (expand_omp_for_generic, expand_omp_for_static_nochunk,
15518 expand_omp_for_static_chunk): Handle lastprivate conditional.
15519 (expand_omp_for): Handle fd.lastprivate_conditional like
15522 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
15524 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
15525 kernel does not exit cleanly.
15526 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
15528 2019-05-24 Jason Merrill <jason@redhat.com>
15531 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
15533 2019-05-24 Richard Biener <rguenther@suse.de>
15536 * tree-loop-distribution.c (struct partition): Add location
15538 (partition_alloc): Initialize all fields.
15539 (generate_memset_builtin): Use the location recorded in the
15540 partition for the generated call.
15541 (generate_memcpy_builtin): Likewise.
15542 (classify_partition): Record the location of a single store
15543 as location for the partition.
15545 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
15547 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
15550 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
15553 * common/config/aarch64/aarch64-common.c
15554 (aarch64_rewrite_selected_cpu): Change local temporary variable
15555 type from unsigned long to uint64_t.
15556 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
15557 aarch64_get_extension_string_for_isa_flags): Change declaration to
15558 match new definition by replacing unsigned long with uint64_t.
15560 2019-05-24 Jakub Jelinek <jakub@redhat.com>
15563 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
15564 gen_attr_type just once instead of 4-7 times. Formatting fixes.
15565 Handle stack_protect_test_<mode> codegen similarly to corresponding
15568 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
15570 * config/i386/darwin.h: Reject -mfentry*.
15571 * doc/sourcebuild.texi: Document mfentry target support.
15573 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
15575 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
15576 Rename to rs6000_global_entry_point_prologue_needed_p. Return
15577 false for PC-relative functions.
15578 (rs6000_output_function_prologue): Change called function name to
15579 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
15580 name,1" for PC-relative functions.
15581 (rs6000_elf_declare_function_name): Change called function name to
15582 rs6000_global_entry_point_prologue_needed_p.
15584 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
15587 * config/i386/i386.c (gen_rtx_cost):
15588 Use ix86_tune_cost instead of ix86_cost.
15590 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
15591 Michael Meissner <meissner@linux.ibm.com>
15592 Segher Boessenkool <segher@kernel.crashing.org>
15594 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
15596 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
15597 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
15598 (rs6000_fndecl_pcrel_p): Likewise.
15599 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
15600 error if -mpcrel is requested without -mcpu=future.
15601 (rs6000_opt_masks): Add entry for pcrel.
15602 (rs6000_fndecl_pcrel_p): New function.
15603 (rs6000_pcrel_p): Likewise.
15604 * config/rs6000/rs6000.opt (mpcrel): New option.
15605 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
15607 2019-05-23 Jan Hubicka <jh@suse.cz>
15608 Martin Liska <mliska@suse.cz>
15610 PR tree-optimization/90576
15611 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
15613 (aliasing_component_refs_p): Fix three way size compare conditional;
15614 give up earlier in case we can not decide on equivalence.
15616 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
15617 Michael Meissner <meissner@linux.ibm.com>
15618 Segher Boessenkool <segher@kernel.crashing.org>
15620 * config.gcc: Add future cpu.
15621 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
15622 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
15624 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
15625 (RS6000_CPU): New instantiation for future cpu.
15626 * config/rs6000/rs6000-opts.h (enum processor_type): Add
15628 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
15629 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
15630 * config/rs6000/rs6000-tables.opt: Regenerate.
15631 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
15632 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
15633 (rs6000_machine_from_flags): Handle future cpu.
15634 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
15635 PROCESSOR_POWER9 for now.
15636 (rs6000_adjust_cost): Likewise.
15637 (rs6000_issue_rate): Likewise.
15638 (rs6000_register_move_cost): Likewise.
15639 (rs6000_opt_masks): Add entry for future.
15640 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
15641 (MASK_FUTURE): New #define.
15642 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
15643 * config/rs6000/rs6000.opt (mfuture): New target option.
15644 * doc/invoke.texi (mcpu): Add future cpu.
15646 2019-05-23 Martin Liska <mliska@suse.cz>
15649 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
15650 operation points to a temporary (pointed via tree_to_wide_ref)
15651 that is out of scope after the &.
15653 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
15656 * doc/extend.texi (Function Names): Add missing word.
15658 2019-05-23 Richard Biener <rguenther@suse.de>
15660 PR tree-optimization/88440
15661 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
15663 * tree-loop-distribution.c (generate_memset_builtin): Fold the
15665 (generate_memcpy_builtin): Likewise.
15666 (distribute_loop): Pass in whether to only distribute patterns.
15667 (prepare_perfect_loop_nest): Also allow size optimization.
15668 (pass_loop_distribution::execute): When optimizing a loop
15669 nest for size allow pattern replacement.
15671 2019-05-23 Jakub Jelinek <jakub@redhat.com>
15674 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
15677 2019-05-23 Martin Liska <mliska@suse.cz>
15680 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
15681 expression similarly to gimplify_decl_expr.
15683 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15685 * cse.c (cse_dump_path): s/dump_file/f.
15687 2019-05-22 David Malcolm <dmalcolm@redhat.com>
15690 * diagnostic-format-json.cc: Include "selftest.h".
15691 (json_from_expanded_location): Only add "file" key for non-NULL
15693 (json_from_location_range): Don't add "start" and "finish"
15694 children if they are UNKNOWN_LOCATION.
15695 (selftest::test_unknown_location): New selftest.
15696 (selftest::test_bad_endpoints): New selftest.
15697 (selftest::diagnostic_format_json_cc_tests): New function.
15698 * json.cc (json::object::get): New function.
15699 (selftest::test_object_get): New selftest.
15700 (selftest::json_cc_tests): Call it.
15701 * json.h (json::object::get): New decl.
15702 * selftest-run-tests.c (selftest::run_tests): Call
15703 selftest::diagnostic_format_json_cc_tests.
15704 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
15707 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
15708 Andrew Stubbs <amd@codesourcery.com>
15710 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
15711 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
15712 (kernel): Rename to...
15713 (main_kernel): ... this.
15714 (load_image): Load _init_array and _fini_array kernels.
15715 (run): Add argument for kernel to run.
15716 (main): Run init_array_kernel before main_kernel, and
15717 fini_array_kernel after.
15718 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
15719 amdgpu_hsa_kernel attribute on functions.
15720 (gcn_disable_constructors): Delete.
15721 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
15722 * config/gcn/crt0.c (size_t): Define.
15723 (_init_array, _fini_array): New.
15724 (__preinit_array_start, __preinit_array_end,
15725 __init_array_start, __init_array_end,
15726 __fini_array_start, __fini_array_end): Declare weak references.
15728 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
15730 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
15732 2019-05-22 Jason Merrill <jason@redhat.com>
15734 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
15736 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
15739 * config/i386/i386-options.c (ix86_init_machine_status): Set
15740 stack_frame_required to true.
15741 * config/i386/i386.c (ix86_get_frame_size): New function.
15742 (ix86_frame_pointer_required): Replace get_frame_size with
15743 ix86_get_frame_size.
15744 (ix86_compute_frame_layout): Likewise.
15745 (ix86_find_max_used_stack_alignment): Changed to void. Set
15746 stack_frame_required.
15747 (ix86_finalize_stack_frame_flags): Always call
15748 ix86_find_max_used_stack_alignment. Replace get_frame_size with
15749 ix86_get_frame_size.
15750 * config/i386/i386.h (machine_function): Add stack_frame_required.
15752 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
15754 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
15756 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
15758 * common/config/aarch64/aarch64-common.c
15759 (struct aarch64_option_extension, struct processor_name_to_arch,
15760 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
15761 aarch64_contains_opt,
15762 aarch64_get_extension_string_for_isa_flags): Change type of
15763 variables storing flags to uint64_t.
15764 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
15765 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
15766 * config/aarch64/aarch64.c (struct processor,
15767 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
15768 aarch64_validate_march, aarch64_override_options,
15769 aarch64_option_print, aarch64_handle_attr_isa_flags,
15770 aarch64_declare_function_name, aarch64_start_file): Make flag
15771 variables uint64_t.
15772 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
15773 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
15774 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
15775 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
15776 * config/aarch64/driver-aarch64.c
15777 (struct aarch64_arch_extension, struct aarch64_core_data,
15778 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
15779 flag variables uint64_t.
15780 * doc/invoke.texi: Add documentation for new arguments.
15782 2019-05-22 Richard Biener <rguenther@suse.de>
15784 * alias.c (ao_ref_from_mem): Move stack-slot sharing
15786 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
15788 2019-05-22 Martin Liska <mliska@suse.cz>
15791 * doc/extend.texi: Document the change.
15793 2019-05-22 Richard Biener <rguenther@suse.de>
15795 PR tree-optimization/90450
15796 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
15797 (mem_ref_hasher::equal): Check it.
15798 (mem_ref_alloc): Initialize it.
15799 (gather_mem_refs_stmt): Set it.
15801 2019-05-22 Richard Biener <rguenther@suse.de>
15803 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
15805 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
15808 2019-05-22 Alan Modra <amodra@gmail.com>
15810 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
15811 (ASM_CPU_SPEC): Conditionally add -many.
15812 * config/rs6000/rs6000.c (rs6000_machine): New static var.
15813 (rs6000_machine_from_flags, emit_asm_machine): New functions..
15814 (rs6000_file_start): ..extracted from here, and modified to
15816 (rs6000_output_function_prologue): Emit .machine as necessary.
15818 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
15820 PR middle-end/90553
15821 * ira-lives.c (process_bb_node_lives): Consider defs
15822 for a call insn to be die before the call, not after.
15824 * function.c (assign_parm_setup_block): Raise alignment of
15825 stacked parameter only for STRICT_ALIGNMENT targets.
15827 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
15829 * config/rs6000/constraints.md (define_register_constraint "wz"):
15831 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
15832 RS6000_CONSTRAINT_wz.
15833 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
15834 (rs6000_init_hard_regno_mode_ok): Adjust.
15835 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
15836 * doc/md.texi (Machine Constraints): Adjust.
15838 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
15840 * config/rs6000/constraints.md (define_register_constraint "wl"):
15842 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
15843 RS6000_CONSTRAINT_wl.
15844 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
15845 (rs6000_init_hard_regno_mode_ok): Adjust.
15846 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
15847 * doc/md.texi (Machine Constraints): Adjust.
15849 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
15851 * config/rs6000/constraints.md (define_register_constraint "wm"):
15853 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
15854 RS6000_CONSTRAINT_wm.
15855 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
15856 (rs6000_init_hard_regno_mode_ok): Adjust.
15857 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
15858 * doc/md.texi (Machine Constraints): Adjust.
15860 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
15862 * config/rs6000/constraints.md (define_register_constraint "wk"):
15864 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
15865 RS6000_CONSTRAINT_wk.
15866 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
15867 (rs6000_init_hard_regno_mode_ok): Adjust.
15868 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
15869 * doc/md.texi (Machine Constraints): Adjust.
15871 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
15873 * config/rs6000/constraints.md (define_register_constraint "wj"):
15875 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
15876 RS6000_CONSTRAINT_wj.
15877 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
15878 (rs6000_init_hard_regno_mode_ok): Adjust.
15879 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
15881 * config/rs6000/vsx.md: Ditto.
15882 * doc/md.texi (Machine Constraints): Adjust.
15884 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
15886 * config/rs6000/constraints.md (define_register_constraint "wh"):
15888 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
15889 RS6000_CONSTRAINT_wh.
15890 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
15891 (rs6000_init_hard_regno_mode_ok): Adjust.
15892 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
15893 * doc/md.texi (Machine Constraints): Adjust.
15895 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
15898 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
15899 Avoid calling gen_lowpart with CONST operand.
15901 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
15903 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
15904 field template_last_to_copy.
15905 (ssa_create_duplicates): Set it, and use it. Attempt to
15906 preserve more debug stmts.
15908 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
15910 * config/i386/sse.md (VF1_AVX2): New mode iterator.
15911 (signbit<mode>2): New expander
15913 2019-05-21 James Clarke <jrtc27@jrtc27.com>
15916 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
15917 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
15919 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
15921 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
15922 %ebx and %ecx bafore calling cpuid with leaf 1 or
15923 non-constant leaf argument.
15925 2019-05-21 Alan Modra <amodra@gmail.com>
15928 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
15929 power9 direct move cost.
15931 2019-05-21 Richard Biener <rguenther@suse.de>
15933 PR middle-end/90510
15934 * fold-const.c (fold_read_from_vector): New function.
15935 * fold-const.h (fold_read_from_vector): Declare.
15936 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
15937 single-element insert permutations. Canonicalize selector
15938 further and fix issue with last commit.
15940 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
15942 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
15943 parameter with default value false to declaration.
15944 (split_edges_for_insertion): New inline function. Wrapper for
15945 split_critical_edges with for_edge_insertion_p = true.
15946 * tree-cfg.c (split_critical_edges): Don't split non-critical
15947 edges if for_edge_insertion_p is false. Fix whitespace.
15948 * tree-ssa-pre.c (pass_pre::execute): Call
15949 split_edges_for_insertion instead of split_critical_edges.
15950 * tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
15951 * tree-ssa-sink.c (pass_sink_code::execute): Ditto.
15952 (pass_data_sink_code): Update function name in the comment.
15954 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
15956 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
15957 around is_value_included_in that knows how to handle BIT_AND_EXPR.
15958 (is_pred_expr_subset_of): Use the new function. Handle more cases where
15959 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
15962 2019-05-21 Martin Liska <mliska@suse.cz>
15964 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
15966 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
15967 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
15969 * config/rs6000/rs6000.c (rs6000_option_override_internal):
15971 (rs6000_function_arg): Likewise.
15972 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
15973 (rs6000_expand_ternop_builtin): Use interval syntax.
15974 (get_element_number): Likewise.
15975 (altivec_expand_builtin): Likewise.
15976 (rs6000_get_function_versions_dispatcher): Quote target_clones.
15978 2019-05-20 Jakub Jelinek <jakub@redhat.com>
15982 * function.h (struct function): Add calls_eh_return member.
15983 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
15984 gimplifying __builtin_eh_return call.
15985 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
15987 (expand_call_inline): Or in src_cfun->calls_eh_return into
15988 dst_cfun->calls_eh_return.
15989 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
15990 cfun->calls_eh_return.
15991 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
15992 * lto-streamer-out.c (output_struct_function_base): Write
15995 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
15997 PR rtl-optimization/43147
15998 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
15999 IX86_BUILTIN_SHUFPD.
16001 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
16003 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
16004 (refs_may_alias_p_1): ... here; update stats.
16005 (refs_may_alias_p): Do not update stats here.
16007 2019-05-20 Richard Biener <rguenther@suse.de>
16009 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
16010 doesn't produce pointers.
16011 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
16012 the first operand points to.
16014 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
16016 * tree-ssa-alias.c (compare_sizes): New function.
16017 (sompare_type_sizes): New function
16018 (aliasing_component_refs_p): Use it.
16019 (indirect_ref_may_alias_decl_p): Likewise.
16021 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16023 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
16025 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16027 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
16028 (LIBLSAN_EARLY_SPEC): Likewise.
16029 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
16031 2019-05-20 Martin Liska <mliska@suse.cz>
16033 * config/i386/i386.c (ix86_libc_has_fast_function):
16034 Add ATTRIBUTE_UNUSED for the argument.
16036 2019-05-20 Richard Biener <rguenther@suse.de>
16038 * gimple-match-head.c: Include vec-perm-indices.h.
16039 * generic-match-head.c: Likewise.
16040 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
16042 * fold-const.c (fold_vec_perm): Export.
16043 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
16044 (match.pd): ...here.
16046 2019-05-20 Jakub Jelinek <jakub@redhat.com>
16048 * cfgloop.h (struct loop): Add simdlen member.
16049 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
16050 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
16051 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
16052 as new argument to autovectorize_vector_sizes target hook. If
16053 loop->simdlen, pick up vector size where the vectorization factor
16054 is equal to loop->simd, and if there is none, fall back to the first
16056 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
16058 * omp-low.c (omp_clause_aligned_alignment): Likewise.
16059 * omp-general.c (omp_max_vf): Likewise.
16060 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
16061 * tree-vect-slp.c (vect_slp_bb): Likewise.
16062 * target.def (autovectorize_vector_sizes): Add ALL argument and
16064 * doc/tm.texi: Adjust documentation.
16065 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
16066 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
16067 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
16069 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
16070 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
16071 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
16072 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
16073 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
16074 preferred vector size is not 512-bit or 256-bit, just put those
16075 unpreferred ones last.
16077 2019-05-20 Martin Liska <mliska@suse.cz>
16079 * targhooks.c (default_libc_has_fast_function): New function.
16080 * targhooks.h (default_libc_has_fast_function): Likewise.
16082 2019-05-20 Martin Liska <mliska@suse.cz>
16084 PR middle-end/90263
16085 * builtins.c (expand_builtin_memory_copy_args): When having a
16086 target with fast mempcpy implementation do now use memcpy.
16087 * config/i386/i386.c (ix86_libc_has_fast_function): New.
16088 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
16089 * doc/tm.texi: Likewise.
16090 * doc/tm.texi.in: Likewise.
16092 * expr.c (emit_block_move_hints): Add 2 new arguments.
16093 * expr.h (emit_block_move_hints): Bail out when libcall
16094 to memcpy would be used.
16096 2019-05-20 Martin Liska <mliska@suse.cz>
16098 * profile-count.c: Add vertical spacing in order
16099 to separate functions.
16100 * profile-count.h: Likewise.
16102 2019-05-20 Martin Liska <mliska@suse.cz>
16104 * profile-count.h: Do not use full qualified
16106 * profile-count.c (profile_count::to_frequency): Likewise.
16108 2019-05-20 Martin Liska <mliska@suse.cz>
16110 * profile-count.h (enum profile_quality): Use capital letters
16111 for enum value names. Use the adjusted names.
16112 * profile-count.c: Use the adjusted names.
16114 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16116 * config/rs6000/constraints.md (define_register_constraint "wH"):
16118 (define_register_constraint "wI"): Delete.
16119 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16120 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
16121 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16122 (rs6000_init_hard_regno_mode_ok): Adjust.
16123 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
16124 resp. "d", or with "wa" as appropriate, all with "p8v".
16125 * config/rs6000/vsx.md: Ditto.
16126 * doc/md.texi (Machine Constraints): Adjust.
16128 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16130 * config/rs6000/constraints.md (define_register_constraint "wy"):
16132 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16133 RS6000_CONSTRAINT_wy.
16134 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16135 (rs6000_init_hard_regno_mode_ok): Adjust.
16136 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
16137 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
16138 (define_mode_attr Fisa): New.
16139 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
16140 * doc/md.texi (Machine Constraints): Adjust.
16142 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16144 * config/rs6000/constraints.md (define_register_constraint "wu"):
16146 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16147 RS6000_CONSTRAINT_wu.
16148 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16149 (rs6000_init_hard_regno_mode_ok): Adjust.
16150 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
16152 (define_mode_attr Fa): Delete.
16153 * config/rs6000/vsx.md: Ditto.
16154 * doc/md.texi (Machine Constraints): Adjust.
16156 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16158 * config/rs6000/constraints.md (define_register_constraint "wJ"):
16160 (define_register_constraint "wK"): Delete.
16161 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16162 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
16163 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16164 (rs6000_init_hard_regno_mode_ok): Adjust.
16165 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
16166 Replace "wK" constraint by "wH" with "p9v".
16167 * config/rs6000/vsx.md: Ditto.
16168 * doc/md.texi (Machine Constraints): Adjust.
16170 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16172 * config/rs6000/constraints.md (define_register_constraint "wb"):
16174 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16175 RS6000_CONSTRAINT_wb.
16176 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16177 (rs6000_init_hard_regno_mode_ok): Adjust.
16178 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
16179 * config/rs6000/vsx.md: Ditto.
16180 * doc/md.texi (Machine Constraints): Adjust.
16182 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16184 * config/rs6000/constraints.md (define_register_constraint "wo"):
16186 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16187 RS6000_CONSTRAINT_wo.
16188 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16189 (rs6000_init_hard_regno_mode_ok): Adjust.
16190 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
16191 * config/rs6000/altivec.md: Ditto.
16192 * doc/md.texi (Machine Constraints): Adjust.
16194 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
16196 * config/darwin-c.c (darwin_register_objc_includes): Do not
16197 prepend the sysroot when building gnu-runtime header search
16200 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
16202 * config/darwin.c (darwin_file_end): Use switch_to_section ()
16203 instead of direct output of the asm.
16205 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
16207 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
16208 argument to be type bool (was int before).
16209 (rs6000_emit_epilogue): Simplify some code. Declare some variables
16210 at first use. Use type bool for some variables. Fix a theoretical
16211 eh_return bug for svr4.
16213 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
16215 * config/rs6000/rs6000.md (isa): New attribute.
16216 (enabled): New attribute.
16218 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
16220 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
16221 assemble_start_function and assemble_end_function.
16223 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
16225 PR middle-end/89433
16226 * omp-general.c (oacc_verify_routine_clauses): Change formal
16227 parameters. Add checking if already marked with an OpenACC
16228 'routine' directive. Adjust all users.
16230 PR middle-end/89433
16231 * omp-general.c (oacc_build_routine_dims): Move some of its
16233 (oacc_verify_routine_clauses): ... this new function.
16234 * omp-general.h (oacc_verify_routine_clauses): New prototype.
16236 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
16238 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
16239 formating of picbase labels to match other ports.
16241 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
16243 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
16244 in the generated code.
16246 2019-05-16 Martin Sebor <msebor@redhat.com>
16248 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
16249 identifiers, keywords, operators, and types in diagnostics. Correct
16250 quoting, spelling, and sentence capitalization issues.
16251 (expand_builtin_atomic_is_lock_free): Same.
16252 (fold_builtin_next_arg): Same.
16253 * cfgexpand.c (expand_one_var): Same.
16254 (tree_conflicts_with_clobbers_p): Same.
16255 (expand_asm_stmt): Same.
16256 (verify_loop_structure): Same.
16257 * cgraphunit.c (process_function_and_variable_attributes): Same.
16258 * collect-utils.c (collect_execute): Same.
16259 * collect2.c (maybe_run_lto_and_relink): Same.
16260 (is_lto_object_file): Same.
16261 (scan_prog_file): Same.
16262 * convert.c (convert_to_real_1): Same.
16263 * dwarf2out.c (dwarf2out_begin_prologue): Same.
16264 * except.c (verify_eh_tree): Same.
16265 * gcc.c (execute): Same.
16266 (eval_spec_function): Same.
16267 (run_attempt): Same.
16268 (driver::set_up_specs): Same.
16269 (compare_debug_auxbase_opt_spec_function): Same.
16270 * gcov-tool.c (unlink_gcda_file): Same.
16272 (do_rewrite): Same.
16273 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
16274 * gimplify.c (gimplify_asm_expr): Same.
16275 (gimplify_adjust_omp_clauses): Same.
16276 * hsa-gen.c (gen_hsa_addr_insns): Same.
16277 (gen_hsa_insns_for_load): Same.
16278 (gen_hsa_cmp_insn_from_gimple): Same.
16279 (gen_hsa_insns_for_operation_assignment): Same.
16280 (gen_get_level): Same.
16281 (gen_hsa_alloca): Same.
16282 (omp_simple_builtin::generate): Same.
16283 (gen_hsa_atomic_for_builtin): Same.
16284 (gen_hsa_insns_for_call): Same.
16285 * input.c (dump_location_info): Same.
16286 * ipa-devirt.c (compare_virtual_tables): Same.
16287 * ira.c (ira_setup_eliminable_regset): Same.
16288 * lra-assigns.c (lra_assign): Same.
16289 * lra-constraints.c (lra_constraints): Same.
16290 * lto-streamer-in.c (lto_input_mode_table): Same.
16291 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
16292 (merge_and_complain): Same.
16293 (compile_offload_image): Same.
16294 (compile_images_for_offload_targets): Same.
16295 (debug_objcopy): Same.
16298 * opts.c (print_specific_help): Same.
16299 (parse_no_sanitize_attribute): Same.
16300 (print_help): Same.
16301 (handle_param): Same.
16302 * plugin.c (add_new_plugin): Same.
16303 (parse_plugin_arg_opt): Same.
16304 (try_init_one_plugin): Same.
16305 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
16306 operators, and types in diagnostics. Correct quoting and spelling
16308 * read-rtl-function.c (parse_edge_flag_token): Same.
16309 (function_reader::parse_enum_value): Same.
16310 * reg-stack.c (check_asm_stack_operands): Same.
16311 * regcprop.c (validate_value_data): Same.
16312 * sched-rgn.c (make_pass_sched_fusion): Same.
16313 * stmt.c (check_unique_operand_names): Same.
16314 * targhooks.c (default_target_option_pragma_parse): Same.
16315 * tlink.c (recompile_files): Same.
16316 * toplev.c (process_options): Same.
16317 (do_compile): Same.
16318 * trans-mem.c (diagnose_tm_1): Same.
16319 (ipa_tm_scan_irr_block): Same.
16320 (ipa_tm_diagnose_transaction): Same.
16321 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
16322 format a tree code name in a diagnostic.
16323 (verify_types_in_gimple_min_lval): Same.
16324 (verify_types_in_gimple_reference): Same.
16325 (verify_gimple_call): Same.
16326 (verify_gimple_assign_unary): Same.
16327 (verify_gimple_assign_binary): Same.
16328 (verify_gimple_assign_ternary): Same.
16329 (verify_gimple_assign_single): Same.
16330 (verify_gimple_switch): Same.
16331 (verify_gimple_label): Same.
16332 (verify_gimple_phi): Same.
16333 (verify_gimple_in_seq): Same.
16334 (verify_eh_throw_stmt_node): Same.
16335 (collect_subblocks): Same.
16336 (gimple_verify_flow_info): Same.
16337 (do_warn_unused_result): Same.
16338 * tree-inline.c (expand_call_inline): Same.
16339 * tree-into-ssa.c (update_ssa): Same.
16340 * tree.c (tree_int_cst_elt_check_failed): Same.
16341 (tree_vec_elt_check_failed): Same.
16342 (omp_clause_operand_check_failed): Same.
16343 (verify_type_variant): Same.
16344 (verify_type): Same.
16345 * value-prof.c (verify_histograms): Same.
16346 * varasm.c (assemble_start_function): Same.
16348 2019-05-16 Martin Sebor <msebor@redhat.com>
16350 * config/i386/i386-expand.c (get_element_number): Quote keywords
16351 and other internal names in diagnostics. Adjust other diagnostic
16352 formatting issues noted by -Wformat-diag.
16353 * config/i386/i386-features.c
16354 (ix86_mangle_function_version_assembler_name): Same.
16355 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
16356 * config/i386/i386.c (ix86_function_type_abi): Same.
16357 (ix86_function_ms_hook_prologue): Same.
16358 (classify_argument): Same.
16359 (ix86_expand_prologue): Same.
16360 (ix86_md_asm_adjust): Same.
16361 (ix86_memmodel_check): Same.
16363 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
16365 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
16366 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
16369 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
16372 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
16373 intrinsics without SSE/SSE2/SSSE3.
16374 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
16376 (*mmx_uavgv8qi3): Likewise.
16378 2019-05-17 Richard Biener <rguenther@suse.de>
16380 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
16381 VEC_PERM_EXPR as __VEC_PERM with -gimple.
16383 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
16385 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
16386 vec_sldw insn pattern.
16388 2019-05-17 Richard Biener <rguenther@suse.de>
16390 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
16392 2019-05-17 Martin Liska <mliska@suse.cz>
16395 * toplev.c (output_stack_usage): With LTO and sanitizer it
16396 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
16397 has no file location.
16399 2019-05-16 Jakub Jelinek <jakub@redhat.com>
16402 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
16403 sz0 is equal to sz1, instead return false in that case.
16405 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
16406 has non-constant expression, force sctx.lane and use two
16407 argument IFN_GOMP_SIMD_LANE instead of single argument.
16408 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
16409 two argument IFN_GOMP_SIMD_LANE without lhs.
16410 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
16412 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
16414 (LOOP_REQUIRES_VERSIONING): Or in
16415 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
16416 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
16418 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
16419 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
16420 from simd if clause if needed.
16422 2019-05-16 Richard Biener <rguenther@suse.de>
16424 * tree-affine.c (expr_to_aff_combination): New function split
16426 (tree_to_aff_combination): ... here.
16427 (aff_combination_expand): Avoid building a GENERIC tree.
16429 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
16431 * cgraphunit.c (cgraph_node::expand_thunk): Remove
16432 assemble_start_function and assemble_end_function calls.
16433 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
16434 assemble_start_function and assemble_end_function.
16435 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
16436 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
16437 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
16438 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
16439 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
16440 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
16441 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
16442 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
16443 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
16444 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16445 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16446 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
16448 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16449 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
16450 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
16451 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
16452 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
16453 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
16454 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
16455 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
16456 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16457 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
16458 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16459 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16460 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
16461 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
16463 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
16464 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
16465 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
16467 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
16469 * tree-ssa-alias.c (alias_stats): Add
16470 aliasing_component_refs_p_may_alias and
16471 aliasing_component_refs_p_no_alias.
16472 (dump_alias_stats): Print aliasing_component_refs_p stats.
16473 (aliasing_component_refs_p): Update stats.
16475 2019-05-16 Martin Liska <mliska@suse.cz>
16478 * multiple_target.c (expand_target_clones): Do not allow
16479 target_clones being used with a symbol that is an alias.
16481 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
16483 PR tree-optimization/90394
16484 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
16485 positives rather than ICE for cases where (code2 == NE_EXPR
16486 && code1 == BIT_AND_EXPR).
16488 2019-05-16 Jakub Jelinek <jakub@redhat.com>
16491 * tree-core.h (struct tree_decl_common): Document
16492 decl_nonshareable_flag for PARM_DECLs.
16493 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
16494 * calls.c (expand_call): Don't try tail call if caller
16495 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
16496 passed on the stack and callee needs to pass any arguments on the
16498 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
16499 else if instead of series of mutually exclusive ifs. Handle
16500 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
16501 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
16503 * lto-streamer.h (LTO_major_version): Bump to 9.
16505 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
16507 PR tree-optimization/90106
16508 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
16509 new parameter as new internal function call, also move it to new
16511 (use_internal_fn): Pass internal function call to
16512 shrink_wrap_one_built_in_call_with_conds.
16514 2019-05-15 Jakub Jelinek <jakub@redhat.com>
16516 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
16518 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
16519 safelen_int and set loop->dont_vectorize.
16521 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16524 * config/i386/i386-builtin.def: Enable MMX intrinsics with
16526 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
16528 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
16529 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
16530 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
16533 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16536 * config/i386/mmx.md (*vec_dupv2sf): Changed to
16537 define_insn_and_split to support SSE emulation.
16538 (*vec_extractv2sf_0): Likewise.
16539 (*vec_extractv2sf_1): Likewise.
16540 (*vec_extractv2si_0): Likewise.
16541 (*vec_extractv2si_1): Likewise.
16542 (*vec_extractv2si_zext_mem): Likewise.
16543 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
16544 (vec_extractv2sf_1 splitter): Likewise.
16545 (vec_extractv2sfsf): Likewise.
16546 (vec_setv2si): Likewise.
16547 (vec_extractv2si_1 splitter): Likewise.
16548 (vec_extractv2sisi): Likewise.
16549 (vec_setv4hi): Likewise.
16550 (vec_extractv4hihi): Likewise.
16551 (vec_setv8qi): Likewise.
16552 (vec_extractv8qiqi): Likewise.
16553 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
16554 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
16555 (vec_extractv2sisi): Likewise.
16556 (vec_extractv4hihi): Likewise.
16557 (vec_extractv8qiqi): Likewise.
16558 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
16559 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
16560 (vec_initv2sisi): Likewise.
16561 (vec_initv4hihi): Likewise.
16562 (vec_initv8qiqi): Likewise.
16563 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
16564 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
16565 (vec_setv4hi): Likewise.
16566 (vec_setv8qi): Likewise.
16568 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16571 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
16572 TARGET_MMX_WITH_SSE.
16573 (MMXMODE:*mov<mode>_internal): Likewise.
16574 (MMXMODE:movmisalign<mode>): Likewise.
16576 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
16579 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
16580 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
16581 (sse2_cvtpd2pi): Ditto.
16582 (sse2_cvttpd2pi): Ditto.
16583 (*vec_concatv2sf_sse4_1): Ditto.
16584 (*vec_concatv2sf_sse): Ditto.
16585 (*vec_concatv2si_sse4_1): Ditto.
16586 (*vec_concatv2si): Ditto.
16587 (*vec_concatv4si_0): Ditto.
16588 (*vec_concatv2di_0): Ditto.
16590 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16593 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
16595 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16598 * config/i386/sse.md (ssse3_palignrdi): Changed to
16599 define_insn_and_split to support SSE emulation.
16601 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16604 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
16606 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16609 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
16610 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
16613 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16616 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
16617 or TARGET_MMX_WITH_SSE.
16618 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
16620 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16623 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
16625 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16628 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
16629 Changed to define_insn_and_split to support SSE emulation.
16631 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16634 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
16635 Changed to define_insn_and_split to support SSE emulation.
16637 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16640 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
16641 (*mmx_<emms>): This.
16642 (mmx_<emms>): New expander.
16644 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16647 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
16649 (*sse2_umulv1siv1di3): Add SSE2 emulation.
16651 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16654 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
16656 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16659 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
16661 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16664 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
16665 TARGET_MMX_WITH_SSE.
16666 (*mmx_uavgv4hi3): Add SSE emulation.
16668 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16671 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
16672 and TARGET_MMX_WITH_SSE.
16673 (*mmx_uavgv8qi3): Add SSE emulation.
16675 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16678 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
16679 maskmovdqu for __MMX_WITH_SSE__.
16681 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16684 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
16685 TARGET_MMX and TARGET_MMX_WITH_SSE.
16686 (*mmx_umulv4hi3_highpart): Add SSE emulation.
16688 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16691 * config/i386/mmx.md (mmx_pmovmskb): Changed to
16692 define_insn_and_split to support SSE emulation.
16694 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16697 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
16698 and TARGET_MMX_WITH_SSE.
16699 (mmx_<code>v8qi3): Likewise.
16700 (smaxmin:<code>v4hi3): New.
16701 (umaxmin:<code>v8qi3): Likewise.
16702 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
16703 (umaxmin:*mmx_<code>v8qi3): Likewise.
16705 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16708 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
16709 TARGET_MMX_WITH_SSE.
16710 (*mmx_pinsrw): Add SSE emulation.
16712 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16715 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
16717 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16720 * config/i386/sse.md (sse_cvtpi2ps): Changed to
16721 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
16724 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16727 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
16728 (sse_cvttps2pi): Likewise.
16730 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16733 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
16734 TARGET_MMX_WITH_SSE.
16735 (mmx_pshufw_1): Add SSE emulation.
16736 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
16737 TARGET_MMX_WITH_SSE to support SSE emulation.
16739 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16742 * config/i386/constraints.md (Yw): New constraint.
16743 * config/i386/mmx.md (*vec_dupv2si): Changed to
16744 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
16745 support SSE emulation.
16747 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16750 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
16751 TARGET_MMX_WITH_SSE.
16752 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
16754 (mmx_gt<mode>3): Likewise.
16756 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16759 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
16760 TARGET_MMX_WITH_SSE. Add SSE support.
16762 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16765 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
16766 TARGET_MMX_WITH_SSE.
16767 (any_logic:<code><mode>3): New.
16768 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
16771 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16774 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
16775 TARGET_MMX_WITH_SSE. Add SSE emulation.
16776 (mmx_<shift_insn><mode>3): Likewise.
16777 (ashr<mode>3): New.
16778 (<shift_insn><mode>3): Likewise.
16780 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16783 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
16784 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
16786 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16789 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
16790 TARGET_MMX_WITH_SSE.
16791 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
16794 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16797 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
16798 TARGET_MMX_WITH_SSE.
16800 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
16803 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16806 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
16807 (plusminus:mmx_<plusminus_insn><mode>3): Check
16808 TARGET_MMX_WITH_SSE.
16809 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
16810 (<plusminus_insn><mode>3): New.
16811 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
16812 (*mmx_<plusminus_insn><mode>3): Likewise.
16814 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16817 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
16818 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
16820 * config/i386/mmx.m (mmx_punpckhbw): Changed to
16821 define_insn_and_split to support SSE emulation.
16822 (mmx_punpcklbw): Likewise.
16823 (mmx_punpckhwd): Likewise.
16824 (mmx_punpcklwd): Likewise.
16825 (mmx_punpckhdq): Likewise.
16826 (mmx_punpckldq): Likewise.
16828 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16829 Uros Bizjak <ubizjak@gmail.com>
16832 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
16834 (ix86_split_mmx_pack): Likewise.
16835 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
16837 (ix86_split_mmx_pack): Likewise.
16838 * config/i386/i386.md (mmx_isa): New.
16839 (enabled): Also check mmx_isa.
16840 * config/i386/mmx.md (any_s_truncate): New code iterator.
16841 (s_trunsuffix): New code attr.
16842 (mmx_packsswb): Removed.
16843 (mmx_packssdw): Likewise.
16844 (mmx_packuswb): Likewise.
16845 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
16846 MMX packsswb/packuswb with SSE2.
16847 (mmx_packssdw): Likewise.
16848 * config/i386/predicates.md (register_mmxmem_operand): New.
16850 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
16853 * config/i386/i386-c.c (ix86_target_macros_internal): Define
16854 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
16855 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
16856 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
16857 (ix86_vector_mode_supported_p): Likewise.
16858 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
16860 2019-05-15 Martin Liska <mliska@suse.cz>
16862 PR middle-end/90478
16863 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
16864 Check for overflow.
16866 2019-05-15 Richard Biener <rguenther@suse.de>
16868 * tree-into-ssa.c (pass_build_ssa::execute): Run
16869 update_address_taken before going into SSA.
16871 2019-05-15 Richard Biener <rguenther@suse.de>
16873 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
16874 as __BIT_FIELD_REF with type with -gimple.
16876 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
16878 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
16879 semantically equivalent branches (left over after prior refactorings).
16881 2019-05-15 Richard Biener <rguenther@suse.de>
16883 PR tree-optimization/88828
16884 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
16887 2019-05-14 Richard Biener <rguenther@suse.de>
16889 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
16890 as __VIEW_CONVERT with -gimple.
16892 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
16895 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
16898 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
16900 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
16901 define_split to become a define_insn_and_split.
16903 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
16905 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
16907 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
16908 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
16909 (sibcall_epilogue): Adjust.
16910 (epilogue): Adjust.
16912 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16914 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
16915 to unsupported ones.
16916 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
16917 * config.host: Likewise.
16918 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
16919 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
16920 __svr4__]: Remove "brand" fallback.
16921 [!KSTAT_DATA_STRING]: Remove.
16922 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
16924 (comdat_group): Likewise.
16925 (set_have_as_tls): Likewise.
16926 (gcc_cv_target_dl_iterate_phdr): Likewise.
16927 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
16928 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
16929 * configure: Regenerate.
16930 * doc/install.texi: Simplify Solaris target triplets.
16931 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
16932 (Specific, *-*-solaris2*): Document Solaris 10 removal.
16933 Remove Solaris 10 references.
16934 Remove obsolete Solaris bug reference.
16935 (Specific, sparc-sun-solaris2.10): Remove.
16937 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
16939 * config/i386/i386.md (any_div): New code iterator.
16940 (paired_mod): New code attribute.
16941 (sgnprefix): Handle DIV and UDIV RTXes.
16943 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
16944 and udivmod<mode>4 patterns using any_div code iterator.
16945 (divmod splitters): Macroize splitters using any_div code iterator.
16946 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
16947 (*udivmodsi4_pow2_zext_2): Ditto.
16948 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
16949 and *udivmod<mode>4_noext patterns using any_div code iterator.
16950 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
16951 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
16952 patterns using any_div code iterator.
16953 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
16954 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
16955 patterns using any_div code iterator.
16956 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
16957 udivmodhiqi3 patterns using any_extend code iterator.
16959 2019-05-14 Richard Biener <rguenther@suse.de>
16960 H.J. Lu <hongjiu.lu@intel.com>
16962 PR tree-optimization/88828
16963 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
16964 permuting in a single non-constant element not extracted
16967 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
16969 * internal-fn.def (SIGNBIT): New.
16970 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
16972 (signbitv4sf2): Likewise.
16974 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
16977 * config/mips/mips.c (mips_split_move): Skip forward SRC into
16978 next insn when the SRC reg is dead.
16980 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
16982 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
16983 (alloc_cand_and_find_basis): Ditto.
16984 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
16985 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
16986 (create_add_imm_cand, slsr_process_cast): Ditto.
16987 (slsr_process_copy, replace_mult_candidate): Ditto.
16988 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
16989 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
16990 (pass_strength_reduction::execute): Init the first NULL element.
16992 2019-05-13 Nathan Sidwell <nathan@acm.org>
16994 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
16995 (run_attempt): Reformat line break.
16997 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
17000 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
17001 data registers in sibcall epilogues.
17002 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
17004 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
17007 * configure.ac (--enable-frame-pointer):
17008 Disable by default for cygwin and mingw.
17009 * configure: Regenerate.
17011 2019-05-13 Nathan Sidwell <nathan@acm.org>
17013 * dwarf2out.c (breakout_comdat_types): Move comment to correct
17015 (const_ok_for_output_1): Balance parens around #if/#else/#endif
17016 (gen_member_die): Move abstract origin check earlier. Only VARs
17017 can be static_inline_p. Simplify splicing control flow.
17019 2019-05-13 Richard Biener <rguenther@suse.de>
17021 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
17023 (vect_build_slp_tree_1): Likewise.
17025 2019-05-13 Richard Biener <rguenther@suse.de>
17027 PR tree-optimization/90402
17028 * tree-if-conv.c (tree_if_conversion): Value number only
17029 the loop body by making the latch an exit of the region
17031 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
17033 (do_rpo_vn): Deal with multiple edges into the entry block
17034 that are not backedges inside the region by skipping PHIs
17035 of the entry block.
17037 2019-05-13 Richard Biener <rguenther@suse.de>
17039 PR tree-optimization/90316
17040 * tree-ssa-pre.c (insert_aux): Fold into ...
17041 (insert): ... this function. Use a RPO walk to reduce the
17042 number of required iterations.
17044 2019-05-13 Martin Liska <mliska@suse.cz>
17046 PR tree-optimization/90416
17047 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
17048 string instead of passing the second part as va_arg argument.
17050 2019-05-13 Martin Liska <mliska@suse.cz>
17052 PR gcov-profile/90380
17053 * gcov.c (handle_cycle): Do not support zero cycle count,
17054 it should not be possible.
17055 (path_contains_zero_cycle_arc): New function.
17056 (circuit): Ignore zero cycle arc counts.
17058 2019-05-13 Martin Liska <mliska@suse.cz>
17060 PR gcov-profile/90380
17061 * gcov.c (enum loop_type): Remove the enum and
17063 (handle_cycle): Assert that we should not reach
17065 (circuit): Use loop_found instead of a tri-state loop_type.
17066 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
17069 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
17072 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
17073 (ix86_output_indirect_branch_via_reg): Use output mechanism
17074 accounting for __USER_LABEL_PREFIX__.
17075 (ix86_output_indirect_branch_via_push): Likewise.
17076 (ix86_output_function_return): Likewise.
17077 (ix86_output_indirect_function_return): Likewise.
17079 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
17081 * doc/md.texi: Document use of code attributes in rtx patterns.
17082 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
17083 * read-rtl.c (find_code): Split out search loops into...
17084 (maybe_find_code): ...this new function.
17085 (check_code_iterator): Make the error message more informative.
17086 (check_code_attribute): New function.
17087 (rtx_reader::rtx_alloc_for_name): Likewise.
17088 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
17089 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
17090 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
17091 <max_opp> directly as an rtx code instead of via a match_operator.
17092 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
17093 (<su>abd<mode>_3): Update accordingly.
17095 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
17097 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
17098 is given, print the state of the EH "save world" computation for
17101 2019-05-11 Jakub Jelinek <jakub@redhat.com>
17104 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
17105 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
17107 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
17109 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
17110 Use pinsrd for TARGET_SSE4_1.
17111 * config/i386/sse.md (movdi_to_sse): Ditto.
17113 2019-05-10 Richard Biener <rguenther@suse.de>
17115 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
17116 (do_rpo_vn): Initialize next_value_id.
17118 2019-05-10 Martin Liska <mliska@suse.cz>
17120 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
17123 2019-05-10 Jakub Jelinek <jakub@redhat.com>
17125 PR tree-optimization/90385
17126 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
17127 arguments of the exit phis.
17130 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
17131 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
17133 (copy_tree_body_r): Likewise.
17134 (copy_fn): Set id.do_not_fold to true.
17136 2019-05-10 Martin Liska <mliska@suse.cz>
17138 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
17139 Reapply changes from r269790.
17141 2019-05-10 Martin Liska <mliska@suse.cz>
17143 PR middle-end/90340
17144 * doc/invoke.texi: New params.
17145 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
17146 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
17147 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
17149 * tree-switch-conversion.h (struct jump_table_cluster):
17152 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
17154 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
17156 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
17158 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
17160 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
17162 PR rtl-optimization/88879
17163 * sel-sched.c (sel_target_adjust_priority): Remove assert.
17165 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
17168 * config/arm/arm.c (callee_saved_reg_p): Move before
17169 thumb_find_work_register.
17170 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
17171 thumb_find_work_register. Only call df_get_live_out once.
17172 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
17173 (thumb_find_work_register): Use
17174 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
17175 algorithms to locate a spare call clobbered reg.
17177 2019-05-09 Martin Liska <mliska@suse.cz>
17179 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
17180 and MAX_EXPR in GIMPLE FE format.
17182 2019-05-09 Martin Liska <mliska@suse.cz>
17184 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
17185 * gimple-pretty-print.c (dump_gimple_bb_header):
17187 (pp_cfg_jump): Dump edge probability.
17188 * profile-count.c (profile_quality_as_string): Simplify
17189 with a static array.
17190 (parse_profile_quality): New function.
17191 (profile_count::dump): Simplify with a static array.
17192 (profile_count::from_gcov_type): Add new argument.
17193 * profile-count.h (parse_profile_quality): Likewise.
17194 * predict.h (set_hot_bb_threshold): New.
17195 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
17197 * predict.c (get_hot_bb_threshold): Set from the new param.
17198 (set_hot_bb_threshold): New.
17200 2019-05-09 Richard Biener <rguenther@suse.de>
17202 PR tree-optimization/90395
17203 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
17204 rewrite vector stores that throw internally.
17206 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
17208 * cif-code.def (CHKP): Remove.
17211 * configure.ac (--enable-frame-pointer): Disable by default for
17213 * configure: Regenerate.
17215 2019-05-09 Alan Modra <amodra@gmail.com>
17218 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
17219 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
17220 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
17221 cost for general <-> vsx when direct moves are available.
17222 Cost union classes at minimal cost for any reg in the class.
17223 Correct calculation for moves between vsx, float, and altivec.
17224 Don't return a low cost for moves between special regs. Don't
17225 use hard coded register numbers.
17226 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
17227 (rs6000_ira_change_pseudo_allocno_class): New function.
17228 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
17229 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
17231 (movsi_internal1): Don't disparage vector alternatives.
17232 (mov<mode>_internal): Likewise, excepting alternative that
17234 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
17235 we <- b alternative.
17237 2019-05-08 Jakub Jelinek <jakub@redhat.com>
17240 PR tree-optimization/89060
17241 * tree-ssa-live.h (live_vars_map): New typedef.
17242 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
17243 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
17244 (struct compute_live_vars_data): New type.
17245 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
17246 live_vars_at_stmt, destroy_live_vars): New functions.
17247 * tree-tailcall.c: Include tree-ssa-live.h.
17248 (live_vars, live_vars_vec): New global variables.
17249 (find_tail_calls): Perform variable life analysis before punting.
17250 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
17251 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
17253 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
17254 Perform variable life analysis to select variables that really need
17256 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
17257 instead set id->eh_landing_pad_dest and assert it is the same.
17258 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
17260 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
17261 Richard Earnshaw <rearnsha@arm.com>
17264 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
17266 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
17267 (thumb1_compute_save_core_reg_mask): Don't force a spare work
17268 register if both the epilogue and prologue can use call-clobbered
17270 (thumb1_unexpanded_epilogue): Use
17271 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
17272 picking temporaries for restoring high regs to match that of the
17273 prologue where possible.
17274 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
17275 the list of work registers. Detect if the return address is still live
17276 at the end of the prologue and avoid using it for a work register if so.
17277 If the return address is not live, add LR to the list of pushable regs
17278 after the first pass.
17280 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
17282 PR tree-optimization/90078
17283 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
17284 (INFTY): Increase the value for infinite cost.
17285 (struct comp_cost): Promote type of members to int64_t.
17286 (infinite_cost): Don't set complexity in initialization.
17287 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
17288 overflows to infinite_cost.
17289 (adjust_setup_cost): Promote type of parameter and cost computation
17291 (struct ainc_cost_data, struct iv_ca): Promote type of member to
17293 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
17294 cost computation to int64_t.
17295 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
17296 int64_t's format specifier in dump.
17298 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
17300 PR tree-optimization/90240
17301 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
17302 with respect to scaling factor pre-computed for each basic block.
17303 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
17304 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
17305 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
17306 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
17307 live range for array of loop's basic blocks. Cleanup aux field of
17308 loop's basic blocks.
17310 2019-05-08 Jakub Jelinek <jakub@redhat.com>
17312 PR tree-optimization/90356
17313 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
17315 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
17317 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
17318 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
17319 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
17320 (ix86_handle_option): Handle -mavx512bf16.
17321 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
17323 * config/i386/avx512bf16vlintrin.h: New.
17324 * config/i386/avx512bf16intrin.h: New.
17325 * config/i386/cpuid.h (bit_AVX512BF16): New.
17326 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
17327 * config/i386/i386-builtin-types.def: Add new types.
17328 * config/i386/i386-builtin.def: Add new builtins.
17329 * config/i386/i386-c.c (ix86_target_macros_internal): Define
17331 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
17332 (ix86_option_override_internal): Handle BF16.
17333 (ix86_valid_target_attribute_inner_p): Ditto.
17334 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
17335 * config/i386/i386-builtin.c (enum processor_features): Add
17337 (static const _isa_names_table isa_names_table): Ditto.
17338 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
17339 (PTA_AVX512BF16): Ditto.
17340 * config/i386/i386.opt: Add -mavx512bf16.
17341 * config/i386/immintrin.h: Include avx512bf16intrin.h
17342 and avx512bf16vlintrin.h.
17343 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
17344 avx512f_cvtneps2bf16_<mode><mask_name>,
17345 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
17346 * config/i386/subst.md (mask_half): Add new subst.
17347 * doc/invoke.texi: Document -mavx512bf16.
17349 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
17351 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
17352 Delete declaration.
17353 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
17354 (rs6000_debug_legitimize_reload_address): Delete.
17355 (rs6000_legitimize_reload_address_ptr): Delete.
17356 (rs6000_option_override_internal): Adjust.
17357 (mem_operand_gpr): Adjust comment.
17358 (legitimate_lo_sum_address_p): Ditto.
17359 (rs6000_legitimize_reload_address): Delete.
17360 (rs6000_debug_legitimize_reload_address): Delete.
17361 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
17363 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
17366 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17367 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
17368 to compute vector element selector for both constant and variable
17371 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
17373 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
17374 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
17375 ashrdi3_cvt using SWI48 mode iterator.
17377 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
17379 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
17380 (aarch64_<su>abd<mode>_3): Likewise.
17381 (*aarch64_<su>abd<mode>_3): New define_insn.
17382 (<sur>sad<vsi2qi>): New define_expand.
17383 * config/aarch64/iterators.md: Added MAX_OPP attribute.
17384 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
17385 (build_vect_cond_expr): Likewise.
17387 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
17389 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
17390 clobbers outside of accessible_reg_set.
17391 * config/i386/i386.c (ix86_conditional_register_usage):
17392 Disable register sets by clearing corresponding bits in
17393 accessible_reg_set. Do not set corresponding bits in fixed_regs,
17394 call_used_regs and don't clear corresponding reg_names array members.
17396 2019-05-07 Richard Biener <rguenther@suse.de>
17398 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
17399 not specified still compute a comp_vectype for invariant
17402 2019-05-07 Richard Biener <rguenther@suse.de>
17404 PR tree-optimization/90316
17405 * tree-ssa-pre.c (translate_vuse_through_block): When
17406 same_valid is NULL do not bother to search for a virtual
17408 (phi_translate_1): When operands changed we cannot keep
17409 the same value-number so do not bother to ask whether
17410 that's possible from translate_vuse_through_block.
17412 2019-05-07 Martin Liska <mliska@suse.cz>
17414 * bitmap.c (bitmap_register): Come up with
17415 alloc_descriptor_max_uid and assign it for
17417 (register_overhead): Use get_descriptor as
17419 (release_overhead): New.
17420 (bitmap_elem_to_freelist): Call it.
17421 (bitmap_elt_clear_from): Likewise.
17422 (bitmap_obstack_free): Likewise.
17423 (bitmap_move): Sensitively release memory.
17424 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
17425 (bitmap_initialize): Initialize alloc_descriptor to zero.
17426 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
17428 2019-05-07 Richard Biener <rguenther@suse.de>
17430 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
17431 we build a SLP node. Remove max_size and limiting.
17432 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
17434 2019-05-07 Richard Biener <rguenther@suse.de>
17436 PR tree-optimization/90316
17437 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
17438 limit by reference.
17439 (walk_non_aliased_vuses): Take walking limit argument.
17440 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
17441 walking if it is reached instead of just counting.
17442 (get_continuation_for_phi): Likewise.
17443 (walk_non_aliased_vuses): Likewise, instead of leaving counter
17444 limiting to the callback.
17445 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
17446 (vn_reference_lookup_3): Likewise.
17447 (vn_reference_lookup_pieces): Likewise.
17448 (vn_reference_lookup): Likewise.
17449 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
17450 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
17451 (avail_exprs_stack::lookup_avail_expr): Likewise.
17453 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
17455 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
17456 for comparaible types in the second direction even if first one
17457 hits incomparable type.
17459 2019-05-07 Richard Biener <rguenther@suse.de>
17462 * lto-wrapper.c (debug_objcopy): Use the original filename
17463 including archive offset for the filename used for -save-temps.
17465 2019-05-07 Li Jia He <helijia@linux.ibm.com>
17467 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
17470 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
17471 Hongtao Liu <hongtao.liu@intel.com>
17475 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
17476 Modified, original implementation isn't correct.
17478 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
17480 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
17481 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
17482 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
17483 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
17484 (FRAME_POINTER_REGNUM): Change numbering.
17485 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
17486 (alt_reg_names): Adjust.
17487 (rs6000_conditional_register_usage): Don't mark hard register 64 as
17489 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
17490 (DWARF_FRAME_REGISTERS): Delete.
17491 (DWARF2_FRAME_REG_OUT): Fix whitespace.
17492 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
17494 (REG_ALLOC_ORDER): Adjust.
17495 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
17496 (REG_CLASS_CONTENTS): Adjust.
17497 (RETURN_ADDR_RTX): Change comment.
17498 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
17500 (REGISTER_NAMES): Adjust.
17501 (ADDITIONAL_REGISTER_NAMES): Adjust.
17502 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
17504 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
17506 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
17508 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
17509 (DWARF_FRAME_REGISTERS): Adjust.
17510 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
17512 (REG_ALLOC_ORDER): Adjust.
17513 (enum reg_class): Delete SPR_REGS.
17514 (REG_CLASS_NAMES): Delete SPR_REGS.
17515 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
17516 (REGISTER_NAMES): Adjust.
17517 (ADDITIONAL_REGISTER_NAMES): Adjust.
17518 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
17519 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
17520 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
17521 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
17522 (htm_spr_regno): Delete.
17523 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
17525 (rs6000_dbx_register_number): Adjust.
17527 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
17529 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
17531 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
17533 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
17534 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
17536 2019-05-06 Jakub Jelinek <jakub@redhat.com>
17538 PR tree-optimization/88709
17539 PR tree-optimization/90271
17540 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
17541 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
17542 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
17544 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
17545 of the store merging group is larger than
17546 PARAM_STORE_MERGING_MAX_SIZE parameter.
17547 (split_group): Add bzero_first argument. If set, always emit first
17548 the first store which must be = {} of the whole area and then for the
17549 rest of the stores consider all zero bytes as paddings.
17550 (imm_store_chain_info::output_merged_store): Check if first store
17551 is = {} of the whole area and if yes, determine which setting of
17552 bzero_first for split_group gives smaller number of stores. Adjust
17553 split_group callers.
17554 (lhs_valid_for_store_merging_p): Allow decls.
17555 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
17557 (pass_store_merging::process_store): Likewise.
17559 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
17562 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17563 handling of V1TImode.
17565 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
17568 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
17569 and enable_frame_pointer ...
17570 * configure.ac: ... here. Update help strings for
17571 --enable-frame-pointer.
17572 * configure: Regenerate.
17573 * config/i386/i386-options.c (ix86_option_override_internal): Remove
17574 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
17575 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
17576 (USE_X86_64_FRAME_POINTER): Ditto.
17578 2019-05-06 Martin Liska <mliska@suse.cz>
17580 * config.gcc: Append to target_gtfiles and fix indentation.
17582 2019-05-06 Richard Biener <rguenther@suse.de>
17584 PR tree-optimization/90358
17585 * tree-vect-stmts.c (get_group_load_store_type): Properly
17586 detect unused upper half of load.
17587 (vectorizable_load): Likewise.
17589 2019-05-06 Richard Biener <rguenther@suse.de>
17591 PR tree-optimization/88828
17592 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
17593 (simplify_vector_constructor): ...here. Handle constants in
17596 2019-05-06 Richard Biener <rguenther@suse.de>
17598 PR tree-optimization/90328
17599 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
17600 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
17601 is valid in the loop nest before using it.
17602 (initialize_data_dependence_relation): Adjust.
17603 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
17604 loop as loop-nest to dr_may_alias_p.
17606 2019-05-06 Richard Biener <rguenther@suse.de>
17608 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
17610 2019-05-06 Richard Biener <rguenther@suse.de>
17612 PR tree-optimization/90316
17613 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
17614 compute target on demand.
17615 (get_continuation_for_phi): Remove code walking stmts to
17616 get to a target virtual operand which could end up being
17619 2019-05-06 Martin Liska <mliska@suse.cz>
17622 * config/i386/i386-options.c (ix86_option_override_internal): Error only
17623 when -mabi is selected to a non-default version.
17625 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
17626 Martin Liska <mliska@suse.cz>
17628 * Makefile.in: Add lto-dump.texi.
17629 * cgraph.h: Add new functions get_visibility_string and
17630 get_symtab_type_string.
17631 * doc/gcc.texi: Include lto-dump section.
17632 * doc/lto-dump.texi: New file.
17633 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
17634 (parse_dump_option): Factor out this function.
17635 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
17636 (parse_dump_option): Export the function.
17637 * symtab.c (symtab_node::get_visibility_string): New function.
17638 (symtab_node::get_symtab_type_string): Likewise.
17640 2019-05-06 Martin Liska <mliska@suse.cz>
17642 * config/i386/i386-builtins.c: New file.
17643 * config/i386/i386-builtins.h: New file.
17644 * config/i386/i386-expand.c: New file.
17645 * config/i386/i386-expand.h: New file.
17646 * config/i386/i386-features.c: New file.
17647 * config/i386/i386-features.h: New file.
17648 * config/i386/i386-options.c: New file.
17649 * config/i386/i386-options.h: New file.
17650 * config.gcc: Add new files into extra_objs and
17652 * config/i386/i386.c: Split content of the file
17653 into newly introduced files.
17654 * config/i386/i386.h: Declare common variables
17656 * config/i386/t-i386: Define dependencies for new files.
17658 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
17661 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
17662 Restrict 'all' variant to 32-bit configurations.
17663 (unaligned_loadhiu): Likewise.
17664 (unaligned_storehi): Likewise.
17665 (unaligned_storesi): Likewise.
17666 (unaligned_loadhis): Disable when compiling for thumb1.
17668 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
17670 PR tree-optimization/90269
17671 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
17674 2019-05-03 Martin Liska <mliska@suse.cz>
17676 * hash-map.h: Add is_empty function.
17677 * hash-set.h: Likewise.
17678 * hash-table.h: Likewise.
17679 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
17680 elements () == 0 (and similar usages).
17681 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
17682 * gimplify.c (gimplify_bind_expr): Likewise.
17683 (gimplify_switch_expr): Likewise.
17684 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
17685 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
17686 * postreload-gcse.c (dump_hash_table): Likewise.
17687 (gcse_after_reload_main): Likewise.
17688 * predict.c (combine_predictions_for_bb): Likewise.
17689 * tree-parloops.c (reduction_phi): Likewise.
17690 (separate_decls_in_region): Likewise.
17691 (transform_to_exit_first_loop): Likewise.
17692 (gen_parallel_loop): Likewise.
17693 (gather_scalar_reductions): Likewise.
17694 (try_create_reduction_list): Likewise.
17695 * var-tracking.c (dump_vars): Likewise.
17696 (emit_notes_for_changes): Likewise.
17697 (vt_emit_notes): Likewise.
17699 2019-05-03 Richard Biener <rguenther@suse.de>
17701 PR tree-optimization/90316
17702 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
17705 2019-05-03 Richard Biener <rguenther@suse.de>
17707 * tree-vect-stmts.c (get_group_load_store_type): Avoid
17708 peeling for gaps by loading only lower halves of vectors
17710 (vectorizable_load): Likewise.
17712 2019-05-03 Richard Biener <rguenther@suse.de>
17714 PR middle-end/89518
17715 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
17717 2019-05-03 Richard Biener <rguenther@suse.de>
17719 PR middle-end/87314
17720 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
17721 Handle STRING_CST vs DECL or STRING_CST.
17723 2019-05-03 Richard Biener <rguenther@suse.de>
17725 PR tree-optimization/88963
17726 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
17727 vector loads feeding only BIT_FIELD_REFs to component
17728 loads. Rewrite stores fed by CONSTRUCTORs to component
17731 2019-05-03 Jakub Jelinek <jakub@redhat.com>
17733 * opts.h (finish_options): Remove lang_mask argument.
17734 (print_help, help_option_argument): Declare.
17735 * opts.c (print_help): Remove forward declaration, no longer static.
17736 (finish_options): Remove lang_mask argument, don't call print_help
17738 * opts-global.c (decode_options): Adjust finish_option caller, call
17741 PR tree-optimization/90303
17742 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
17743 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
17745 2019-05-03 Richard Biener <rguenther@suse.de>
17747 PR tree-optimization/89698
17748 * gimple-fold.c (canonicalize_constructor_val): Early out
17749 for constants, handle unfolded INTEGER_CSTs as they appear in
17750 C++ virtual table ctors.
17752 2019-05-03 Richard Biener <rguenther@suse.de>
17754 * passes.c (execute_function_todo): Remove dead code.
17756 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
17758 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
17759 the internal register number, for any "real" register.
17761 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
17763 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
17764 correct numbers for TFHAR, TFIAR, TEXASR.
17766 2019-05-02 Richard Biener <rguenther@suse.de>
17768 PR tree-optimization/89653
17769 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
17770 update-address-taken before the pass.
17771 * passes.def (pass_tree_loop_init): Put comment before it.
17773 2019-05-02 Richard Biener <rguenther@suse.de>
17775 PR tree-optimization/89509
17776 * tree-ssa-structalias.c (compute_dependence_clique): Look
17777 at the first subvar when determining whether it is restrict.
17779 2019-05-02 Richard Biener <rguenther@suse.de>
17781 PR tree-optimization/90273
17782 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
17783 useless debug stmts.
17785 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
17787 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
17789 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
17791 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
17792 VEC_COND_EXPR be inserted to emulate a conditional internal function.
17793 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
17794 (vectorizable_reduction): Use the functions above to vectorize in a
17795 fully masked loop codes that don't have a conditional internal
17798 2019-05-02 Martin Liska <mliska@suse.cz>
17800 * cgraphclones.c: Call valid_attribute_p with 1 for
17802 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
17803 it's for target attribute.
17804 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
17805 Add new boolean argument.
17806 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
17808 (ix86_valid_target_attribute_tree): Pass target_clone_attr
17809 to ix86_valid_target_attribute_inner_p.
17810 (ix86_valid_target_attribute_p): Pass flags argument to
17811 ix86_valid_target_attribute_inner_p.
17812 (get_builtin_code_for_version): Use 0 as it's target attribute.
17814 2019-05-02 Martin Liska <mliska@suse.cz>
17816 * gcc.c (process_command): Add dummy file only
17818 * opts-global.c (decode_options): Pass lang_mask.
17819 * opts.c (print_help): New function.
17820 (finish_options): Print --help if help_option_argument
17822 (common_handle_option): Factor out content of OPT__help_
17824 * opts.h (finish_options): Add new argument.
17826 2019-05-02 Martin Liska <mliska@suse.cz>
17829 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
17830 With -minline-all-stringops use inline expansion using 4B loop.
17831 * doc/invoke.texi: Document the change of
17832 -minline-all-stringops.
17834 2019-05-01 Jeff Law <law@redhat.com>
17836 PR tree-optimization/88797
17837 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
17838 PHI feeds a conditional on the RHS of an assignment.
17840 2019-04-30 Andrew Waterman <andrew@sifive.com>
17841 Jim Wilson <jimw@sifive.com>
17843 * config/riscv/constraints.md (L): New.
17844 * config/riscv/predicates.md (lui_operand): New.
17845 (sfb_alu_operand): New.
17846 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
17847 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
17848 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
17849 * config/riscv/risc.md (type): Add sfb_alu.
17850 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
17851 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
17852 (branch_zero<mode>): Delete.
17853 (mov<mode>cc): New.
17854 (mov<GPR:mode><X:mode>cc): Likewise.
17855 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
17857 2019-04-30 Nathan Sidwell <nathan@acm.org>
17859 * tree.h (MARK_TS_EXP): New.
17861 2019-04-30 Martin Liska <mliska@suse.cz>
17863 * opts.c (enable_warning_as_error): Provide hints
17864 for unknown options.
17866 2019-04-30 Martin Liska <mliska@suse.cz>
17869 * doc/invoke.texi: Add missing dash for gas-locview-support
17870 and gno-as-locview-support.
17872 2019-04-30 Jakub Jelinek <jakub@redhat.com>
17875 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
17876 whitespace at the start of target attribute string.
17878 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17881 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
17882 Define __ARM_FEATURE_ATOMICS.
17884 2019-04-30 Martin Liska <mliska@suse.cz>
17886 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
17887 into built_in_function enum. Remove code for endp == 2 and
17888 use BUILT_IN_* constants.
17889 (gimple_fold_builtin): Call the function with fcode.
17891 2019-04-30 Martin Liska <mliska@suse.cz>
17893 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
17894 DECL_FUNCTION_CODE into ix86_builtins enum before
17895 the switch statement.
17897 2019-04-30 Jakub Jelinek <jakub@redhat.com>
17899 PR tree-optimization/89475
17900 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
17903 2019-04-30 Martin Liska <mliska@suse.cz>
17905 PR translation/90274
17906 * opts.c (print_filtered_help): Wrap string in _(...).
17908 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
17910 PR tree-optimization/90240
17912 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
17914 PR tree-optimization/90078
17915 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
17916 checks for infinite_cost overflow.
17918 2019-04-29 Jeff Law <law@redhat.com>
17920 * passes.def: Move -Wrestrict pass after copy propagation.
17922 2019-04-29 Maya Rashish <coypu@sdf.org>
17924 * config.gcc (default_gnu_indirect_function): Default to yes
17925 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
17926 sparc*-*-netbsd*, x86_64-*-netbsd*.
17928 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
17930 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
17931 where cond2 is NE_EXPR.
17932 (is_value_included_in): Update comment.
17934 2019-04-29 Richard Biener <rguenther@suse.de>
17936 PR tree-optimization/90278
17937 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
17938 EH on comparison simplification.
17940 2019-04-29 Jason Merrill <jason@redhat.com>
17942 PR c++/82081 - tail call optimization breaks noexcept
17943 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
17944 nothrow function to a might-throw function into a tail call.
17946 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
17948 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
17949 (DDR_INNER_LOOP): Likewise.
17950 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
17951 (initialize_data_dependence_relation): Likewise.
17952 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
17954 2019-04-29 Jakub Jelinek <jakub@redhat.com>
17956 PR rtl-optimization/90257
17957 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
17961 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
17965 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
17968 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
17971 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
17973 * lra-spills.c (lra_final_code_change): Remove useless move insns.
17975 2019-04-29 Richard Biener <rguenther@suse.de>
17977 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
17980 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
17982 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
17983 varasm.h, and netbsd-protos.h.
17985 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
17988 * config/i386/i386-protos.h (ix86_data_alignment): Change
17989 the second argument type to unsigned int.
17990 * config/i386/i386.c (ix86_data_alignment): Change "align"
17991 argument type to unsigned int.
17993 2019-04-27 Martin Liska <mliska@suse.cz>
17995 PR middle-end/90258
17996 * opt-suggestions.c (option_proposer::build_option_suggestions):
17997 When get_valid_option_values returns empty values, add the
17998 misspelling candidate.
18000 2019-04-26 Jim Wilson <jimw@sifive.com>
18002 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
18004 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
18005 Pass orig_mode to riscv_build_integer.
18006 (riscv_split_integer): Pass mode to riscv_move_integer.
18007 (riscv_legitimize_const_move): Likewise.
18008 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
18009 promoted_mode. Replace force_reg call with code to load constant into
18010 promoted reg and then subreg it for the store.
18011 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
18012 riscv_move_integer.
18014 2018-04-26 Eugene Sharygin <eush@ispras.ru>
18016 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
18019 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
18021 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
18022 commentary about the encoding of precision.
18024 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
18026 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
18027 * config/i386/t-freebsd64: New file.
18028 * config.gcc: Add the t-freebsd64 for multilib support.
18030 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
18032 * doc/extend.texi (vector_size): Add missing comma after @xref.
18034 2019-04-25 Jakub Jelinek <jakub@redhat.com>
18036 * BASE-VER: Set to 10.0.0.
18038 2019-04-25 Richard Biener <rguenther@suse.de>
18040 PR middle-end/89765
18041 * gimplify.c (gimplify_expr): Avoid turning a lvalue
18042 VIEW_CONVERT_EXPR into one operating on an rvalue.
18044 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
18047 * config/i386/i386.c (feature_priority): Moved to file scope.
18048 (processor_features): Likewise.
18049 (processor_model): Likewise.
18050 (_arch_names_table): Likewise.
18051 (arch_names_table): Likewise.
18052 (_feature_list): Removed.
18053 (feature_list): Likewise.
18054 (_isa_names_table): Moved to file scope. Add priority.
18055 (isa_names_table): Likewise.
18056 (get_builtin_code_for_version): Replace feature_list with
18057 isa_names_table. Update error message for P_ZERO priority.
18059 2019-04-25 Richard Biener <rguenther@suse.de>
18061 * tree-pass.h (make_pass_phi_only_cprop): Remove.
18062 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
18064 2019-04-24 Jeff Law <law@redhat.com>
18066 PR tree-optimization/90037
18067 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
18068 * passes.def: Replace all instance of phi-only cprop with the
18069 lattice propagator. Move propagation pass from after erroneous
18070 path isolation to before erroneous path isolation.
18071 * tree-ssa-phionlycprop.c: Remove.
18073 2019-04-24 Richard Biener <rguenther@suse.de>
18075 PR middle-end/90213
18076 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
18077 by size and BITS_PER_UNIT on poly-wide-ints.
18079 2019-04-25 Richard Biener <rguenther@suse.de>
18081 PR middle-end/90194
18082 * match.pd: Add pattern to simplify view-conversion of an
18085 2019-04-24 Clement Chigot <clement.chigot@atos.net>
18087 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
18088 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
18089 for Go on 32 bit AIX.
18090 * config/rs6000/aix72.h: Likewise.
18092 2019-04-24 Jakub Jelinek <jakub@redhat.com>
18095 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
18096 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
18098 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
18101 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
18102 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
18103 for restored hard frame pointer.
18104 (s390_sched_dependencies_evaluation): Implement new target hook.
18105 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
18107 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
18109 * config/arc/arc-options.def: Fix typos and spelling mistakes.
18110 * config/arc/arc.c (arc_init): Cleanup warning message.
18111 (arc_override_options): Likewise.
18113 2019-04-24 Jakub Jelinek <jakub@redhat.com>
18116 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
18117 a register if both if_true and if_false are MEMs.
18119 PR tree-optimization/90208
18120 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
18121 after labels of new_bb, not before them.
18123 PR tree-optimization/90211
18124 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
18125 which are not SSA_NAMEs.
18127 2018-04-23 Sudakshina Das <sudi.das@arm.com>
18129 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
18131 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
18133 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
18135 PR rtl-optimization/87979
18136 * modulo-sched.c (sms_schedule): Start ii value "mii" should
18139 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
18141 PR rtl-optimization/84032
18142 * modulo-sched.c (ps_insn_find_column): Change condition so that
18143 branch will always be the last insn in a row inside partial
18146 2019-04-23 Richard Biener <rguenther@suse.de>
18149 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
18150 dest_single_pred_p argument.
18151 (remove_forwarder_block): Adjust.
18152 (remove_forwarder_block_with_phi): Likewise.
18154 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18155 Bernd Edlinger <bernd.edlinger@hotmail.de>
18156 Jakub Jelinek <jakub@redhat.com>
18159 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
18160 if used with general-regs-only.
18161 (arm_conditional_register_usage): Don't add non-general regs if
18163 (arm_valid_target_attribute_rec): Handle general-regs-only.
18164 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
18166 (TARGET_HARD_FLOAT_SUB): Define.
18167 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
18168 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
18169 (TARGET_REALLY_IWMMXT2): Likewise.
18170 * config/arm/arm.opt: Add -mgeneral-regs-only.
18171 * doc/extend.texi: Document ARM general-regs-only target.
18172 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
18174 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
18176 PR tree-optimization/90078
18177 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
18178 checks for infinite_cost overflow.
18180 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
18182 PR tree-optimization/90021
18183 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
18184 and check univariate against it.
18185 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
18186 * tree-data-ref.c (add_other_self_distances): Pass new argument.
18188 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
18192 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
18195 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
18198 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
18200 * lra-spills.c (lra_final_code_change): Remove useless move insns.
18202 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
18204 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
18205 names using operand format, rather than hard-wired.
18206 (speculation_barrier): Likewise.
18208 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
18210 PR tree-optimization/88055
18211 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
18212 (gen_one_condition): Use it if !HONOR_NANS.
18214 2019-04-19 Jakub Jelinek <jakub@redhat.com>
18216 PR middle-end/90139
18217 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
18218 assign_temp instead of gen_reg_rtx.
18220 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
18222 PR translation/90118
18223 * config/aarch64/aarch64.c (aarch64_override_options_internal):
18224 Add missing space before %<.
18226 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
18228 PR rtl-optimization/87871
18229 * ira-lives.c (make_object_dead): Don't add conflicts to
18230 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
18232 2019-04-18 Martin Sebor <msebor@redhat.com>
18234 PR middle-end/89797
18235 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
18236 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
18237 assuming type size fits in SHWI.
18239 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
18242 * ipa-inline.c (flatten_function): New parameter UPDATE.
18243 (ipa_inline, early_inliner): Use it.
18245 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
18247 * fold-const.c (int_const_binop): Return early on failure.
18249 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
18251 PR middle-end/85164
18252 * combine.c (force_int_to_mode): Cast the argument rather than
18253 the result of known_alignment.
18254 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
18256 2019-04-18 Richard Biener <rguenther@suse.de>
18259 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
18261 (remove_forwarder_block): ... here.
18262 (remove_forwarder_block_with_phi): Also move debug stmts here.
18264 2019-04-18 Jakub Jelinek <jakub@redhat.com>
18266 PR translation/79183
18267 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
18268 inform where appropriate.
18270 2019-04-18 Richard Biener <rguenther@suse.de>
18272 * tree.c (get_qualified_type): Put found type variants at the
18273 head of the variant list.
18275 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
18277 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
18279 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
18282 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
18283 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
18284 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
18285 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
18286 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
18288 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
18290 * ira-conflicts.c (print_allocno_conflicts): Always print something,
18291 even for allocno's with no conflicts.
18292 (print_conflicts): Print an extra newline.
18294 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
18296 * auto-inc-dec.c (attempt_change): Set the alignment of the
18297 temporary memory to that of the original.
18299 2019-04-17 Joao Moreira <jmoreira@suse.de>
18301 * targhooks.c (default_print_patchable_function_entry): Emit
18302 __patchable_function_entries section with writable flags to allow
18303 relocation resolution.
18305 2019-04-17 Jonny Grant <jg@jguk.org>
18307 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
18309 2019-04-17 Jakub Jelinek <jakub@redhat.com>
18311 PR middle-end/90095
18312 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
18313 on lowpart SUBREGs.
18315 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
18317 * config/arc/arc.c (arc_init): Format diagnostic string.
18318 (arc_override_options): Likewise.
18319 (check_if_valid_regno_const): Likewise.
18320 (arc_reorg): Likewise.
18322 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
18325 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
18327 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
18329 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
18330 (*movdi_update1): Use Pmode.
18331 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
18332 (movdi_<mode>_update_stack): Rename to ...
18333 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
18335 (*movsi_update1): Use Pmode.
18336 (*movsi_update2): Use Pmode.
18337 (movsi_update): Rename to ...
18338 (movsi_<mode>_update): ... this. Use Pmode.
18339 (movsi_update_stack): Fix condition.
18340 (*movhi_update1): Use Pmode. Fix argument to
18341 avoiding_indexed_address_p.
18342 (*movhi_update2): Ditto.
18343 (*movhi_update3): Ditto.
18344 (*movhi_update4): Ditto.
18345 (*movqi_update1): Ditto.
18346 (*movqi_update2): Ditto.
18347 (*movqi_update3): Ditto.
18348 (*movsf_update1, *movdf_update1): Merge, rename to...
18349 (*mov<mode>_update1): This. Use Pmode. Fix argument to
18350 avoiding_indexed_address_p. Add "size" attribute.
18351 (*movsf_update2, *movdf_update2): Merge, rename to...
18352 (*mov<mode>_update2): This. Ditto.
18353 (*movsf_update3): Use Pmode. Fix argument to
18354 avoiding_indexed_address_p.
18355 (*movsf_update4): Ditto.
18356 (allocate_stack): Simplify condition. Adjust pattern names.
18358 2019-04-17 Jakub Jelinek <jakub@redhat.com>
18361 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
18362 whitespace at the start of target attribute string.
18364 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
18367 * config/rs6000/power9.md: Add store forwarding bypass.
18369 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
18372 * valtrack.c (dead_debug_insert_temp): Reset debug references
18373 to the return value of a call being removed.
18375 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
18377 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
18378 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
18379 implement target hook.
18380 (arc_memory_move_cost): New function.
18381 (TARGET_REGISTER_MOVE_COST): Define.
18382 (TARGET_MEMORY_MOVE_COST): Likewise.
18383 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
18384 (MEMORY_MOVE_COST): Likewise.
18386 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
18388 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
18389 (sibcall_value_insn): Likewise.
18390 * config/arc/constraints.md (Rs5): Remove.
18392 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
18394 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
18395 for last two fake registers.
18396 (arc_conditional_register_usage): Make sure fake frame and arg
18397 pointer regs are in general regs class.
18398 (FRAME_POINTER_MASK): Remove.
18399 (RETURN_ADDR_MASK): Remove.
18400 (arc_must_save_register): Use hard frame regnum.
18401 (frame_restore_reg): Use hard_frame_pointer_rtx.
18402 (arc_save_callee_saves): Likewise.
18403 (arc_restore_callee_saves): Likewise.
18404 (arc_save_callee_enter): Likewise.
18405 (arc_restore_callee_leave): Likewise.
18406 (arc_save_callee_milli): Likewise.
18407 (arc_eh_return_address_location): Likewise.
18408 (arc_check_multi): Use hard frame regnum.
18409 (arc_can_eliminate): Likewise.
18410 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
18411 for register allocator.
18412 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
18413 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
18414 (FRAME_POINTER_REGNUM): Change it to a fake register.
18415 (HARD_FRAME_POINTER_REGNUM): Defined.
18416 (ARG_POINTER_REGNUM): Change it to a new fake register.
18417 (ELIMINABLE_REGS): Update.
18418 (REGISTER_NAMES): Update names.
18419 * config/arc/arc.md (LP_START): Remove.
18420 (LP_END): Likewise.
18421 (shift_si3_loop): Update pattern.
18423 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
18425 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
18426 to avoid delay slot scheduling.
18427 (arc_must_save_register): Don't save SP.
18428 * config/arc/arc.md (stack_tie): Remove.
18429 (UNSPEC_ARC_STKTIE): Likewise.
18431 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
18432 Shiva Chen <shiva0217@gmail.com>
18434 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
18435 code gen with large shift amount.
18437 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
18439 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
18442 2019-04-16 Jakub Jelinek <jakub@redhat.com>
18445 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
18446 print -m64/-mx32/-m32 if it is true.
18447 (ix86_debug_options, ix86_function_specific_print): Pass true as
18448 ADD_ABI_P to ix86_target_string.
18449 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
18450 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
18451 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
18453 PR rtl-optimization/90082
18454 * dce.c (can_delete_call): New function.
18455 (deletable_insn_p, mark_insn): Use it.
18457 PR tree-optimization/90090
18458 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
18460 (is_division_by_square): Likewise. Formatting fix.
18462 2019-04-16 Richard Biener <rguenther@suse.de>
18464 PR tree-optimization/56049
18465 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
18466 equality check if alias-set zero will prevail.
18468 2019-04-15 Jeff Law <law@redhat.com>
18470 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
18471 size and alignment as unsigned.
18473 2019-04-15 Richard Biener <rguenther@suse.de>
18476 * tree-loop-distribution.c (destroy_loop): Preserve correct
18479 2019-04-15 Richard Biener <rguenther@suse.de>
18481 PR tree-optimization/90071
18482 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
18483 abnormal operands from def stmts.
18485 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
18487 PR rtl-optimization/89794
18488 * combine.c (count_auto_inc): New function.
18489 (try_combine): Count how many auto_inc expressions there were in the
18490 original instructions. Ensure we have the same number in the new
18491 instructions. Remove the code that tried to ensure auto_inc side
18492 effects on i1 and i0 are not lost.
18494 2019-04-15 Richard Biener <rguenther@suse.de>
18497 * tree.h (auto_var_p): Declare.
18498 * tree.c (auto_var_p): New function, split out from ...
18499 (auto_var_in_fn_p): ... here.
18500 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
18502 (new_var_info): Initialize it.
18503 (set_uids_in_ptset): Also set the shadow variable uid if required.
18504 (ipa_pta_execute): Postprocess points-to solutions assigning
18505 shadow variable uids for locals that may reach their containing
18506 function recursively.
18507 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
18508 assert but instead check whether the points-to solution is
18511 2019-04-15 Martin Jambor <mjambor@suse.cz>
18514 * cgraph.c (clone_of_p): Loop over clone chain for each step in
18517 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
18519 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
18521 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
18522 Kito Cheng <kito.cheng@gmail.com>
18523 Shiva Chen <shiva0217@gmail.com>
18525 * config/nds32/nds32-md-auxiliary.c
18526 (nds32_legitimize_pic_address): Use new PIC pattern.
18527 (nds32_legitimize_tls_address): Use new TLS pattern.
18528 (nds32_output_symrel): New.
18529 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
18530 (nds32_alloc_relax_group_id): Ditto.
18531 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
18532 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
18534 (nds32_group_tls_insn): Ditto.
18535 (nds32_group_float_insns): Ditto.
18536 * config/nds32/nds32.md (tls_le): New.
18539 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
18541 * configure: Add nds32 target for dwarf2 debug_line checking.
18542 * configure.ac: Regenerated.
18544 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
18547 * ipa-devirt.c (skip_in_fields_list_p): New.
18548 (odr_types_equivalent_p): Use it.
18550 2019-04-13 Jakub Jelinek <jakub@redhat.com>
18553 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
18554 instead of strncmp when checking for thumb and arm. Formatting fixes.
18556 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
18558 * doc/install.texi: Document --with-target-system-zlib.
18560 2019-04-12 Martin Sebor <msebor@redhat.com>
18566 * targhooks.c (default_vector_alignment): Avoid assuming
18567 argument fits in SHWI.
18568 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
18569 a shift expression.
18570 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
18572 2019-04-12 Jakub Jelinek <jakub@redhat.com>
18574 PR rtl-optimization/89965
18575 * dce.c: Include rtl-iter.h.
18576 (struct check_argument_load_data): New type.
18577 (check_argument_load): New function.
18578 (find_call_stack_args): Check for loads from stack slots still tracked
18579 in sp_bytes and punt if any is found.
18581 * config/mips/loongson-mmiintrin.h: Fix up #error message.
18583 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
18585 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
18586 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
18588 2019-04-12 Martin Liska <mliska@suse.cz>
18590 PR middle-end/89970
18591 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
18593 (separate_attrs): Handle multiple 'default's.
18594 (expand_target_clones): Rework error handling code.
18596 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
18599 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
18600 mode of vector rather than mode of destination for move instruction.
18601 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
18602 Use QI inner mode with V16QI vector mode.
18604 2019-04-12 Jakub Jelinek <jakub@redhat.com>
18607 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
18608 "invalid %%t operand" in output_operand_lossage message.
18610 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
18612 * config/s390/predicates.md (permute_pattern_operand): New
18614 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
18615 operand for the permute pattern.
18616 ("*vec_perm<mode>"): New insn definition.
18617 ("bswap<mode>"): Generate the permute pattern operand in the
18618 expander and perform the operand reloads for pre arch13 level
18620 ("*bswap<mode>_emu"): Rename to ...
18621 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
18622 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
18623 Add the USE operand for the permute pattern.
18624 ("*vec_set_bswap_vec<mode>"): Likewise.
18626 2019-04-12 Jakub Jelinek <jakub@redhat.com>
18629 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
18630 and gcc_unreachable if it fails, just call tree_to_uhwi which
18631 verifies that too. Test TREE_CHAIN instead of list_length > 1.
18632 Start warning message with a lower-case letter. Formatting fixes.
18634 PR rtl-optimization/90026
18635 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
18636 successors, look for BARRIERs inside of the whole BB_FOOTER chain
18637 rather than just at the start of it. If e->src BB_FOOTER is not NULL
18638 in cfglayout mode, use emit_barrier_after_bb.
18640 2018-04-11 Steve Ellcey <sellcey@marvell.com>
18642 PR rtl-optimization/87763
18643 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
18646 2019-04-11 Tom de Vries <tdevries@suse.de>
18648 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
18649 max macro using statement expression.
18651 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
18653 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
18654 * xcoffout.c (xcoff_private_rodata_section_name): Define.
18655 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
18656 read_only_private_data_section using xcoff_private_rodata_section_name.
18657 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
18659 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
18662 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
18664 2019-04-11 Jakub Jelinek <jakub@redhat.com>
18666 PR rtl-optimization/89965
18667 * dce.c (sp_based_mem_offset): New function.
18668 (find_call_stack_args): Use sp_based_mem_offset.
18670 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
18672 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
18674 2019-04-11 Richard Biener <rguenther@suse.de>
18676 PR tree-optimization/90020
18677 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
18678 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
18679 * tree-ssa-pre.c (compute_avail): Use it to not put
18680 possibly trapping references after a call that might not
18681 return into EXP_GEN.
18682 * gcse.c (compute_hash_table_work): Do not elide
18683 marking a block containing a call if the call might not
18686 2019-04-11 Richard Biener <rguenther@suse.de>
18688 PR tree-optimization/90018
18689 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
18690 Test both SLP and interleaving variants.
18692 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
18694 * config/s390/8561.md: New file.
18695 * config/s390/driver-native.c (s390_host_detect_local_cpu):
18696 Add arch13 cpu model.
18697 * config/s390/s390-opts.h (enum processor_type): Likewise.
18698 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
18699 (s390_get_unit_mask): Likewise.
18700 (s390_is_fpd): Likewise.
18701 (s390_is_fxd): Likewise.
18702 * config/s390/s390.h (s390_tune_attr): Likewise.
18703 * config/s390/s390.md: Include arch13 pipeline description.
18704 * config/s390/s390.opt: Add arch13.
18706 2018-04-10 Steve Ellcey <sellcey@marvell.com>
18708 PR rtl-optimization/87763
18709 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
18711 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
18713 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
18715 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
18716 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
18717 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
18718 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
18720 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
18722 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
18723 "Although" in -fipa-icf documentation.
18725 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
18726 of using multiple -g options.
18728 2019-04-10 Martin Liska <mliska@suse.cz>
18730 PR gcov-profile/89959
18731 * doc/gcov.texi: Make documentation of -x option
18734 2019-04-10 Richard Biener <rguenther@suse.de>
18736 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
18738 (DR_GROUP_SAME_DR_STMT): Remove.
18739 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
18740 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
18741 replace with assert.
18742 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
18743 (vect_record_grouped_load_vectors): Remove unreachable code.
18745 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
18748 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
18749 obsolete reference to N.
18751 2019-04-10 Jakub Jelinek <jakub@redhat.com>
18753 PR middle-end/90025
18754 * expr.c (store_expr): Set properly size on the MEM passed to
18758 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
18759 with strlen in between hostsz-3 and hostsz-1 inclusive when no
18760 translation is needed, and when translation is needed, only append
18761 ... if the string length is hostsz or more bytes long. Avoid using
18764 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
18767 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
18768 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
18770 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
18771 differences directly.
18772 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
18774 2019-04-09 Jakub Jelinek <jakub@redhat.com>
18776 PR translation/90011
18777 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
18779 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
18781 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
18782 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
18783 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
18784 trailing space from -gsplit-dwarf diagnostics.
18786 PR tree-optimization/89998
18787 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
18788 instead of integer_type_node if possible, don't add ranges if return
18789 type is not compatible with int.
18790 * gimple-fold.c (gimple_fold_builtin_sprintf,
18791 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
18794 2019-04-09 Martin Liska <mliska@suse.cz>
18796 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
18797 * doc/install.texi: Document the new config.
18799 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
18801 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
18802 use gimple_expr_type for load and store calls. Skip over the
18803 condition argument in a conditional internal function.
18804 Protect use of TREE_INT_CST_LOW.
18806 2019-04-09 Jakub Jelinek <jakub@redhat.com>
18809 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
18810 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
18811 trailing period from it too.
18813 2019-04-08 wu yuan <wuyuan5@huawei.com>
18815 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
18816 * config/aarch64/aarch64.md : Add "tsv110.md"
18817 * config/aarch64/tsv110.md: New file.
18819 2019-04-08 Richard Biener <rguenther@suse.de>
18821 PR tree-optimization/90006
18822 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
18825 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
18828 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
18830 (fma_root_node): Likewise.
18831 (func_fma_steering): Likewise.
18833 2019-04-08 Jakub Jelinek <jakub@redhat.com>
18835 PR rtl-optimization/89865
18836 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
18838 PR rtl-optimization/89865
18839 * config/i386/i386.md
18840 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
18841 numbers not to clash with the additional operands[4].
18842 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
18843 with extra register copy in the middle.
18845 2019-04-08 Martin Liska <mliska@suse.cz>
18847 PR gcov-profile/89961
18848 * doc/gcov.texi: Document data_file.
18849 * gcov.c (generate_results): Add data_info into JSON output.
18851 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
18853 PR tree-optimization/89725
18854 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
18855 loop's chrec as invariant symbol.
18856 * tree-chrec.h (chrec_contains_symbols): New parameter.
18857 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
18858 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
18859 function of loops not in DDR's loop_nest.
18860 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
18862 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
18865 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
18868 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
18871 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
18872 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
18874 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
18876 * sched-deps.c (sched_macro_fuse_insns): Check return value of
18877 targetm.fixed_condition_code_regs.
18879 2019-04-05 Richard Biener <rguenther@suse.de>
18883 * tree-cfgcleanup.c (remove_forwarder_block): Always move
18884 debug bind stmts but reset them if they are not valid at the
18887 2019-04-05 Martin Liska <mliska@suse.cz>
18889 PR translation/89936
18890 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
18891 order to wrap keywords or arguments.
18892 * collect2.c (main): Likewise.
18893 (scan_prog_file): Likewise.
18894 (scan_libraries): Likewise.
18895 * common/config/riscv/riscv-common.c
18896 (riscv_subset_list::parsing_subset_version): Likewise.
18897 (riscv_subset_list::parse_std_ext): Likewise.
18898 * config/aarch64/aarch64.c (aarch64_override_options_internal):
18900 * config/arm/arm.c (arm_option_override): Likewise.
18901 * config/cris/cris.c (cris_print_operand): Likewise.
18902 * config/darwin-c.c (darwin_pragma_options): Likewise.
18903 (darwin_pragma_unused): Likewise.
18904 (darwin_pragma_ms_struct): Likewise.
18905 * config/ft32/ft32.c (ft32_print_operand): Likewise.
18906 * config/i386/i386.c (print_reg): Likewise.
18907 (ix86_print_operand): Likewise.
18908 * config/i386/xm-djgpp.h: Likewise.
18909 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
18910 * config/m32c/m32c.c (m32c_option_override): Likewise.
18911 * config/msp430/msp430.c (msp430_option_override): Likewise.
18912 * config/nds32/nds32.c (nds32_option_override): Likewise.
18913 * config/nvptx/mkoffload.c (main): Likewise.
18914 * config/rx/rx.c (rx_print_operand): Likewise.
18915 (valid_psw_flag): Likewise.
18916 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
18917 (vms_pragma_nomember_alignment): Likewise.
18918 (vms_pragma_extern_model): Likewise.
18919 * lto-wrapper.c (compile_offload_image): Likewise.
18920 * omp-offload.c (oacc_parse_default_dims): Likewise.
18921 * symtab.c (symtab_node::verify_base): Likewise.
18922 * tlink.c (recompile_files): Likewise.
18923 (start_tweaking): Likewise.
18924 * tree-profile.c (parse_profile_filter): Likewise.
18926 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
18928 PR tree-optimization/89956
18929 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
18930 multiple negates of the same value.
18932 2019-04-04 Martin Sebor <msebor@redhat.com>
18934 PR middle-end/89957
18935 PR middle-end/89911
18936 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
18937 have the same precision since the function crashes otherwise.
18938 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
18939 has non-zero arguments.
18941 2019-04-04 Martin Sebor <msebor@redhat.com>
18943 PR middle-end/89934
18944 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
18945 out if the number of arguments is less than expected.
18947 2019-04-04 Jeff Law <law@redhat.com>
18949 PR rtl-optimization/89399
18950 * ree.c (combine_set_extension): Use single_set rather than
18951 digging into PATTERN for items on the candidate list.
18952 (combine_reaching_defs): Likewise.
18954 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
18956 PR rtl-optimization/46590
18957 * loop-invariant.c (find_defs): Move df_remove_problem and
18958 df_process_deferred_rescans to move_invariants.
18959 Move df_live_add_problem and df_live_set_all_dirty calls
18960 to move_invariants.
18961 (move_invariants): Likewise.
18962 (move_loop_invariants): Likewise, making the df_live calls
18963 conditional on -O. Remove the problem again if we added it
18966 2019-04-03 qing zhao <qing.zhao@oracle.com>
18968 PR tree-optimization/89730
18969 * ipa-inline.c (can_inline_edge_p): Delete the checking for
18970 -flive-patching=inline-only-static.
18971 (can_inline_edge_by_limits_p): Add the checking for
18972 -flive-patching=inline-only-static and grant always_inline
18973 even when -flive-patching=inline-only-static is specified.
18975 2019-04-03 Jeff Law <law@redhat.com>
18977 PR rtl-optimization/81025
18978 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
18980 2019-04-03 Richard Biener <rguenther@suse.de>
18982 PR tree-optimization/84101
18983 * tree-vect-stmts.c: Include explow.h for hard_function_value,
18984 regs.h for hard_regno_nregs.
18985 (cfun_returns): New helper.
18986 (vect_model_store_cost): When vectorizing a store to a decl
18987 we return and the function ABI returns in a multi-reg location
18988 account for the possible spilling that will happen.
18990 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
18992 * config/s390/s390.c (s390_legitimate_address_p): Reject long
18993 displacement addresses for vector mode operands.
18995 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
18997 * config/arc/arc.c (GMASK_LEN): Define.
18998 (arc_restore_callee_saves): Restore first blink when
19001 2019-04-03 Sudakshina Das <sudi.das@arm.com>
19003 * doc/extend.texi: Add deprecated comment on sign-return-address
19004 function attribute and add mbranch-protection.
19005 * doc/invoke.texi: Add bti to the options for mbranch-protection.
19007 2019-04-03 Richard Biener <rguenther@suse.de>
19010 * lto-wrapper.c (run_gcc): Avoid implicit rules making
19011 the all target phony.
19013 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
19017 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
19018 Return false for variable DImode shifts.
19019 (dimode_scalar_chain::compute_convert_gain): Do not handle
19020 register count operand in variable DImode shifts.
19021 (dimode_scalar_chain::make_vector_copies): Remove support to copy
19022 count argument of a variable shift instruction to a vector register.
19023 (dimode_scalar_chain::convert_reg): Remove support to convert
19024 count argument of a variable shift instruction.
19026 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
19028 PR rtl-optimization/84206
19029 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
19030 iterating over loop headers.
19032 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
19034 PR rtl-optimization/85876
19035 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
19036 beyond the original fence.
19038 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
19040 * config.gcc: Mark spu* targets as deprecated/obsolete.
19042 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19044 * config/s390/s390-builtin-types.def: New builtin function type
19045 definitions. Remove unused types.
19046 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
19047 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
19048 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
19049 overloaded builtins.
19050 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
19051 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
19052 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
19053 (vec_double, vec_signed, vec_unsigned): Define to use the new
19054 overloaded builtins.
19055 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
19058 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19060 * config/s390/s390-builtin-types.def: New builtin function type
19062 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
19063 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
19064 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
19065 (s390_vstrszh, s390_vstrszf): New low-level builtins.
19066 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
19067 constant definitions.
19068 * config/s390/vecintrin.h (vec_search_string_cc)
19069 (vec_search_string_until_zero_cc): New builtin name definitions.
19070 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
19072 ("vec_vstrs<mode>"): New insn definition.
19074 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19076 * config/s390/s390-builtin-types.def: Add new builtin function
19078 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
19079 New overloaded builtins.
19080 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
19082 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
19083 (UNSPEC_VEC_SLDBYTE): ... this.
19084 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
19085 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
19087 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
19088 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
19089 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
19091 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19093 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
19094 New insn definition.
19095 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
19096 * config/s390/vector.md (V_HW_HSD): ... here.
19098 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19100 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
19101 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
19102 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
19103 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
19104 New insn definitions.
19106 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19108 * config/s390/s390-builtin-types.def: Add new builtin function type.
19109 * config/s390/s390-builtins.def: Add overloaded builtin
19110 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
19111 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
19112 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
19113 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
19114 ("eltswap<mode>"): New expander.
19115 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
19118 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19120 * config/s390/s390-builtin-types.def: Add new builtin function types.
19121 * config/s390/s390-builtins.def: Add overloaded builtin
19122 s390_vec_revb. Add low-level builtins for vlbr and vstbr
19124 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
19125 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
19126 ("bswap<mode>"): New expander.
19127 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
19129 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19131 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
19132 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
19133 vector builtin version number in __VEC__.
19135 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19137 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
19139 (SFSI): New mode attribute.
19140 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
19141 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
19143 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
19144 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
19145 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
19146 ("floatsi<mode>2"): Add wcefb instruction.
19148 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19150 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
19151 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
19153 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
19154 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
19155 support 32 bit fp-int conversions. Rename to ...
19156 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
19157 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
19158 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
19159 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
19162 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19164 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
19165 if-then-else constructs if we can use the select instruction.
19166 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
19168 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19170 * config/s390/s390.md ("*popcountdi_arch13_cc")
19171 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
19173 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
19174 Append _z196 to make it ...
19175 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
19176 ("popcounthi2_z196"): ... this.
19177 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
19178 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
19180 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19182 * config/s390/s390.c (s390_canonicalize_comparison): Convert
19183 certain compares for arch13 in order to make use of the condition
19184 code result produced by the new instructions.
19185 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
19186 nxrk, and nxgrk instruction patterns.
19187 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
19188 (inv_no): Add new code iterator together with some attributes.
19189 ("*andc_split_<mode>"): Disable splitter for arch13.
19190 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
19191 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
19192 ("*<ANDOR:bitops_name>c<GPR:mode>")
19193 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
19194 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
19195 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
19196 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
19198 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
19200 * common/config/s390/s390-common.c (processor_flags_table): New
19202 * config.gcc: Support arch13 with the --with-arch= configure flag.
19203 * config/s390/driver-native.c (s390_host_detect_local_cpu):
19204 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
19205 * config/s390/s390.c (s390_get_sched_attrmask)
19206 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
19207 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
19208 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
19209 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
19210 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
19212 * config/s390/s390.opt: Support arch13 as processor type in
19213 command line options.
19215 2019-04-02 Martin Liska <mliska@suse.cz>
19217 PR translation/89912
19218 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
19219 Fix param description of graphite-max-arrays-per-scop.
19221 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
19223 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
19224 (ASAN_CC1_SPEC): Use it in 64-bit mode.
19225 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
19227 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
19229 PR rtl-optimization/85412
19230 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
19231 sel_sched_region_1, not after.
19233 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
19235 PR rtl-optimization/86928
19236 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
19237 compute_live if necessary.
19238 (sel_redirect_edge_and_branch): Likewise.
19240 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
19242 PR rtl-optimization/89865
19243 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
19244 register if it is a part of small class.
19246 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
19248 PR rtl-optimization/87273
19249 * sel-sched-ir.c (merge_fences): Remove assert.
19251 2019-04-01 Richard Biener <rguenther@suse.de>
19253 PR tree-optimization/46590
19254 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
19255 (dom_walker::m_reachability): Add in place of...
19256 (dom_walker::m_skip_unreachable_blocks): ...this.
19257 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
19258 Move complex initialization ...
19259 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
19260 lazily and initialize edge flags on each invocation.
19261 (dom_walker::bb_reachable): Use m_reachability.
19263 2019-04-01 Martin Liska <mliska@suse.cz>
19266 * opt-suggestions.c (option_proposer::build_option_suggestions):
19267 Add variant without any argument in order to provide better
19270 2019-04-01 Richard Biener <rguenther@suse.de>
19273 * gimple.c: Include langhooks.h.
19274 (gimple_get_alias_set): Treat enumeral types as the underlying
19277 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
19278 Eric Botcazou <ebotcazou@adacore.com>
19280 PR rtl-optimization/89862
19281 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
19282 that operates on the full registers for WORD_REGISTER_OPERATIONS
19285 2019-03-29 Jim Wilson <jimw@sifive.com>
19287 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
19288 Clear MASK_RVC and then set if C subset supported.
19290 2019-03-29 Jakub Jelinek <jakub@redhat.com>
19293 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
19294 non-addressable complit into its initializer if it is volatile.
19296 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
19298 * opts-common.c (integral_argument): Set errno properly in one case.
19300 2019-03-29 Martin Liska <mliska@suse.cz>
19302 * doc/invoke.texi: Remove -Wchkp from documentation.
19304 2019-03-29 Martin Liska <mliska@suse.cz>
19306 * dbgcnt.c (print_limit_reach): New function.
19309 2019-03-29 Martin Liska <mliska@suse.cz>
19311 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
19312 (dbg_cnt_process_opt): Parse first tokens aas
19313 dbg_cnt_process_single_pair is also using strtok.
19315 2019-03-29 Jakub Jelinek <jakub@redhat.com>
19317 PR rtl-optimization/87485
19318 * function.c (expand_function_end): Move stack_protect_epilogue
19319 before loading of return value into hard register(s).
19321 2019-03-28 Jakub Jelinek <jakub@redhat.com>
19323 PR middle-end/89621
19324 * tree-inline.h (struct copy_body_data): Add
19325 dont_remap_vla_if_no_change flag.
19326 * tree-inline.c (remap_type_3, remap_type_2): New functions.
19327 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
19328 and remap_type_2 returns false.
19329 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
19330 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
19331 only from where it is copied to nested contexts.
19333 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
19336 * config/i386/i386.md (RMW operation with LEA peephole):
19337 Use LEAMODE mode attribute instead of SWI mode iterator for
19340 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
19343 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
19344 Also process XEXP (src, 0) of a shift insn.
19346 2019-03-28 David Malcolm <dmalcolm@redhat.com>
19348 PR middle-end/89725
19349 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
19350 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
19352 2019-03-28 Jakub Jelinek <jakub@redhat.com>
19354 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
19356 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
19357 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
19358 immediately after first one with df_analyze in between, but rather
19359 process all bbs, queueing ones that need second pass in a worklist,
19360 df_analyze, process queued debug insn changes and if second pass is
19361 needed, process bbs from worklist, df_analyze, process queued debug
19364 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
19365 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
19366 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
19368 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
19371 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
19374 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
19377 * config/i386/i386.c (ix86_function_value_1): Call the newly added
19378 function for 32-bit MS_ABI.
19379 (function_value_ms_32): New function.
19381 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
19383 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
19384 (movdi): Call gen_movdi_symbol_save_scc.
19385 (gen_movdi_symbol_save_scc): New insn and split.
19387 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
19389 PR rtl-optimization/89313
19390 * function.c (matching_constraint_num): New static function.
19391 (match_asm_constraints_1): Use it. Fixup white space and comment.
19392 Don't replace inputs with non-matching constraints which conflict
19393 with early clobber outputs.
19395 2019-03-27 Jeff Law <law@redhat.com>
19397 PR rtl-optimization/87761
19398 PR rtl-optimization/89826
19399 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
19401 (pass_cprop_hardreg::execute): Call df_analyze after adding the
19402 note problem to get REG_DEAD/REG_UNUSED notes updated.
19404 2019-03-27 Richard Biener <rguenther@suse.de>
19406 PR tree-optimization/89463
19407 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
19408 queue edges to remove.
19409 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
19410 dead stmts. Delay edge removal until PHIs are removed to
19411 make debug-stmt creation not confused by seemingly degenerate
19414 2019-03-27 Alan Modra <amodra@gmail.com>
19416 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
19418 * config/rs6000/darwin.h: Likewise.
19419 * config/rs6000/rs6000.c: Likewise.
19421 2019-03-27 Alan Modra <amodra@gmail.com>
19423 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
19424 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
19426 2019-03-26 Andrew Waterman <andrew@sifive.com>
19427 Jim Wilson <jimw@sifive.com>
19429 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
19430 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
19431 (generic_idivdi, generic_fmul_single, generic_fmul_double)
19432 (generic_fdiv, generic_fsqrt): Add check for generic tune.
19433 (generic_alu): Add auipc to type list.
19434 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
19435 (riscv_microarchitecture): Declare.
19436 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
19437 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
19439 (riscv_microarchitecture): New.
19440 (sifive_7_tune_info): New.
19441 (riscv_cpu_info_table): Add microarchitecture value for rocket and
19442 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
19444 (riscv_store_data_bypass_p): New.
19445 (riscv_option_override): Set riscv_microarchitecture from
19446 cpu->microarchitecture.
19447 * config/riscv/riscv.md: Include sifive-7.md.
19450 (auipc<mode>): Change type to auipc.
19451 (restore_stack_nonlocal): New.
19452 * config/riscv/sifive-7.md: New.
19453 * doc/invoke.texi (RISC-V Options): Update mtune docs.
19455 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
19458 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
19459 Also process XEXP (src, 0) of a shift insn.
19461 2019-03-26 Richard Biener <rguenther@suse.de>
19463 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
19464 (copy_debug_stmt): Likewise.
19465 (expand_call_inline): Likewise.
19466 (copy_bb): Avoid redundant lookup & set of gimple_block.
19467 * gimple-low.c (lower_gimple_return): Likewise.
19468 (lower_builtin_setjmp): Likewise.
19470 2019-03-26 Jakub Jelinek <jakub@redhat.com>
19472 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
19473 is constant 0, turn into static const data member initialized to false.
19474 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
19475 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
19477 2019-03-26 Jason Merrill <jason@redhat.com>
19478 Jakub Jelinek <jakub@redhat.com>
19480 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
19482 (mem_alloc_description::release_object_overhead): Fix comment typos.
19483 * hash-table.h (hash_table::~hash_table): Call
19484 release_instance_overhead only if m_entries is non-NULL, otherwise
19485 call unregister_descriptor.
19487 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
19489 PR tree-optimization/81740
19490 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
19491 In case of outer loop vectorization, check for backward dependence
19492 at the inner loop if outer loop dependence is reversed.
19494 2019-03-26 Alan Modra <amodra@gmail.com>
19496 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
19497 rs6000_vector_mem init. Correct wI and wJ comment.
19499 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
19501 PR rtl-optimization/88347
19502 PR rtl-optimization/88423
19503 * sched-deps.c (sched_analyze_insn): Take into account that for
19504 tablejumps the barrier appears after a label and a jump_table_data.
19506 2019-03-25 Martin Sebor <msebor@redhat.com>
19509 * c-common.c (check_user_alignment): Rename local. Correct maximum
19510 alignment in diagnostic. Avoid assuming argument fits in SHWI,
19511 convert it to UHWI when it fits.
19513 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
19516 * dwarf2out.c (premark_used_variables): New function.
19517 (prune_unused_types_walk): Do not mark not premarked external
19519 (prune_unused_types): Call premark_used_variables.
19521 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
19523 PR rtl-optimization/89676
19524 * lra-constraints.c (curr_insn_transform): Do match reload for
19525 early clobbers when the match was successful only for different
19528 2019-03-25 Martin Sebor <msebor@redhat.com>
19530 * doc/extend.texi (Common Type Attributes): Document vector_size.
19531 (Common Variable Attributes): Mention size constraint. Correct
19533 (Vector Extensions): Use @dfn when defining bas type. Clarify
19534 base type and size constraints.
19536 2019-03-25 Richard Biener <rguenther@suse.de>
19538 PR tree-optimization/89789
19539 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
19540 changes from non-undefined back to undefined.
19542 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
19544 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
19545 heap string and a gc string, but since this variable is unknown to
19546 ggc the gc string might get reused and corrupted. Fixed by always
19547 using a heap string.
19549 2019-03-25 Richard Biener <rguenther@suse.de>
19551 PR tree-optimization/89779
19552 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
19553 to remove IV defs, delay actual removal.
19554 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
19555 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
19556 very end, properly also reset loop control IV information.
19558 2019-03-25 Richard Biener <rguenther@suse.de>
19560 PR tree-optimization/89802
19561 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
19562 move EH data to folded stmt.
19564 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
19566 * config/s390/s390-builtin-types.def: Remove few unused types and
19567 fix sort order for others.
19569 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
19571 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
19572 expected and found types with -mdebug during builtin matching.
19574 2019-03-25 Richard Biener <rguenther@suse.de>
19576 PR middle-end/89790
19577 * fold-const.c (operand_equal_p): Revert last change with
19580 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
19582 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
19583 notes for the result of the __tls_get_addr calls.
19584 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
19586 2019-03-24 Jeff Law <law@redhat.com>
19588 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
19590 PR rtl-optimization/87761
19591 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
19592 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
19594 (pass_cprop_hardreg::execute): Add df note problem and defer insn
19595 rescans. Reprocess blocks as needed, calling df_analyze before
19596 reprocessing. Always call df_analyze before fixing up debug bind
19599 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
19601 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
19604 2019-03-22 Andrew Pinski <apinski@marvell.com>
19606 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
19607 attrribute for uxtw.
19609 2019-03-26 Jeff Law <law@redhat.com>
19611 PR rtl-optimization/87761
19612 * config/mips/mips-protos.h (mips_split_move): Add new argument.
19613 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
19614 (mips_split_move): Accept new INSN argument. Try to forward SRC
19615 into the next instruction.
19616 (mips_split_move_insn): Pass INSN through to mips_split_move.
19618 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
19620 PR rtl-optimization/89676
19621 * lra-constraints.c (curr_insn_transform): Do match reload for
19622 early clobbers even if the match was successful.
19624 2019-03-22 Jakub Jelinek <jakub@redhat.com>
19627 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
19629 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
19631 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
19633 2019-03-22 Jakub Jelinek <jakub@redhat.com>
19635 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
19636 <avx512>_fmsub_<mode>_mask3<round_name>,
19637 <avx512>_fnmadd_<mode>_mask3<round_name>,
19638 <avx512>_fnmsub_<mode>_mask3<round_name>,
19639 avx512f_vmfmadd_<mode>_mask3<round_name>,
19640 avx512f_vmfmsub_<mode>_mask3<round_name>,
19641 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
19642 instead of register_operand and %v instead of v for match_operand 1.
19643 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
19644 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
19645 <round_nimm_predicate> instead of register_operand and %v instead of v
19646 for match_operand 1.
19648 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
19649 <avx512>_fmadd_<mode>_mask3<round_name>,
19650 <avx512>_fmsub_<mode>_mask<round_name>,
19651 <avx512>_fmsub_<mode>_mask3<round_name>,
19652 <avx512>_fnmadd_<mode>_mask<round_name>,
19653 <avx512>_fnmadd_<mode>_mask3<round_name>,
19654 <avx512>_fnmsub_<mode>_mask<round_name>,
19655 <avx512>_fnmsub_<mode>_mask3<round_name>,
19656 <avx512>_fmaddsub_<mode>_mask<round_name>,
19657 <avx512>_fmaddsub_<mode>_mask3<round_name>,
19658 <avx512>_fmsubadd_<mode>_mask<round_name>,
19659 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
19660 <round_nimm_predicate> instead of nonimmediate_operand.
19661 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
19662 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
19663 Use register_operand instead of <round_nimm_predicate> for the
19664 operand that needs to match output.
19665 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
19666 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
19667 Likewise. Formatting fixes.
19670 * config/i386/i386.c (enum ix86_builtins): Remove
19671 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
19672 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
19673 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
19674 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
19675 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
19676 __builtin_ia32_vfmsubss3_mask3): New builtins.
19677 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
19678 avx512f_vmfmadd_<mode>_mask3<round_name>,
19679 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
19680 *avx512f_vmfmsub_<mode>_mask<round_name>,
19681 avx512f_vmfmsub_<mode>_mask3<round_name>,
19682 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
19683 *avx512f_vmfnmadd_<mode>_mask<round_name>,
19684 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
19685 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
19686 *avx512f_vmfnmsub_<mode>_mask<round_name>,
19687 avx512f_vmfnmsub_<mode>_mask3<round_name>,
19688 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
19689 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
19690 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
19691 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
19692 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
19693 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
19694 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
19695 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
19696 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
19697 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
19698 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
19699 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
19700 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
19701 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
19702 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
19703 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
19704 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
19705 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
19706 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
19707 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
19708 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
19709 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
19711 2019-03-21 Martin Sebor <msebor@redhat.com>
19713 PR tree-optimization/89350
19714 * builtins.c (compute_objsize): Also ignore offsets whose upper
19716 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
19717 (builtin_memref::builtin_memref): Initialize new member.
19718 Allow EXPR to be null.
19719 (builtin_memref::extend_offset_range): Replace local with a member.
19720 Avoid assuming pointer offsets are unsigned.
19721 (builtin_memref::set_base_and_offset): Determine base object
19722 before computing offset range.
19723 (builtin_access::builtin_access): Handle memset.
19724 (builtin_access::generic_overlap): Replace local with a member.
19725 (builtin_access::strcat_overlap): Same.
19726 (builtin_access::overlap): Same.
19727 (maybe_diag_overlap): Same.
19728 (maybe_diag_access_bounds): Same.
19729 (wrestrict_dom_walker::check_call): Handle memset.
19730 (check_bounds_or_overlap): Same.
19732 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
19733 Jakub Jelinek <jakub@redhat.com>
19736 * tree.c (fld_type_variant, fld_incomplete_type_of,
19737 fld_process_array_type): Call fld->pset.add and don't call
19738 add_tree_to_fld_list if it returns true.
19739 (free_lang_data_in_type): Similarly with self-recursive call. Purge
19740 non-marked types from TYPE_NEXT_VARIANT list.
19741 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
19743 2019-03-21 Jakub Jelinek <jakub@redhat.com>
19745 * hash-table.h (hash_table): Add Lazy template parameter defaulted
19746 to false, if true, don't alloc_entries during construction, but defer
19747 it to the first method that needs m_entries allocated.
19748 (hash_table::hash_table, hash_table::~hash_table,
19749 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
19750 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
19751 hash_table::clear_slot, hash_table::traverse_noresize,
19752 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
19753 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
19755 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
19756 NO_INSERT instead of find_with_hash.
19757 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
19758 hash_set::m_table): Add Lazy to template params of hash_table.
19759 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
19760 * attribs.c (test_attribute_exclusions): Likewise.
19761 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
19762 hash_set. Add tests for hash_set with Lazy = true.
19764 2019-03-21 Richard Biener <rguenther@suse.de>
19766 PR tree-optimization/89779
19767 * tree.c (tree_nop_conversion): Consolidate and fix defensive
19768 checks with respect to released SSA names now having error_mark_node
19770 * fold-const.c (operand_equal_p): Likewise.
19772 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
19775 * config/s390/s390.c (global_not_special_regno_p): Move to make it
19777 (s390_optimize_register_info): Use global_not_special_regno_p to
19778 check for global regs.
19780 2019-03-20 Jakub Jelinek <jakub@redhat.com>
19783 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
19784 update this_alternative nor this_alternative_set.
19786 2019-03-19 Jim Wilson <jimw@sifive.com>
19789 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
19790 align, size, offset. Use them to handle a BLKmode reference. Update
19792 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
19794 2019-03-19 Jakub Jelinek <jakub@redhat.com>
19796 PR rtl-optimization/89768
19797 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
19798 instead of GEN_INT.
19799 (unroll_loop_runtime_iterations): Likewise.
19801 2019-03-19 Martin Sebor <msebor@redhat.com>
19803 PR tree-optimization/89644
19804 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
19805 rather than endptr as an indicator of nul-termination.
19807 PR tree-optimization/89644
19808 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
19809 arrays in determining sequence sizes in strncpy and stpncpy.
19811 2019-03-19 Martin Liska <mliska@suse.cz>
19813 PR middle-end/89737
19814 * predict.c (combine_predictions_for_bb): Empty likely_edges and
19815 unlikely_edges if there's an edge that belongs to both these sets.
19817 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
19820 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
19821 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
19822 go via a stack temporary.
19824 2019-03-19 Jakub Jelinek <jakub@redhat.com>
19827 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
19828 instead of gen_rtx_SUBREG.
19829 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
19831 2019-03-19 Richard Biener <rguenther@suse.de>
19834 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
19836 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
19840 * tree.c (free_lang_data_in_decl): Do not free context of C++
19843 2019-03-19 Jakub Jelinek <jakub@redhat.com>
19846 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
19847 subs for the first alternative except when operands[3] is 1.
19850 * gimplify.c (gimplify_asm_expr): For output argument with
19851 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
19854 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
19856 PR rtl-optimization/89753
19857 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
19858 explicit unrolling factor even more robust.
19860 2019-03-19 Jakub Jelinek <jakub@redhat.com>
19863 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
19864 compensation use x2 += 1 instead of x2 -= -1 and when honoring
19865 signed zeros, do another copysign after the compensation.
19867 2019-03-18 Martin Sebor <msebor@redhat.com>
19869 PR tree-optimization/89720
19870 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
19871 more conservatively, the same as anti-range.
19873 2019-03-18 Richard Biener <rguenther@suse.de>
19875 PR middle-end/88945
19876 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
19877 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
19878 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
19879 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
19881 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
19883 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
19884 Extend queue to 1024 entries.
19885 Add "consumed" field.
19886 (gomp_print_output): Remove print_index parameter.
19887 Add final parameter.
19888 Change limit to unsigned.
19889 Use consumed field to implement circular buffer.
19890 Detect interrupted print in final pass.
19891 Flush output at the end.
19892 (run): Update gomp_print_output usage.
19893 (main): Initialize kernargs->output_data.consumed.
19895 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
19897 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
19898 calculation of the minimum number of scalar iterations for
19899 fully-predicated loops.
19901 2019-03-18 Martin Jambor <mjambor@suse.cz>
19903 PR tree-optimization/89546
19904 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
19905 any propagation to its children took place.
19907 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
19910 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
19911 parameter, and make use of it.
19912 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
19914 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
19916 * config/arc/arc.opt (mcode-density-frame): Get the inital value
19917 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
19918 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
19919 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
19920 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
19921 match what the ops is doing.
19922 (push_multi_fp_blink): Likewise.
19923 * config/arc/arc.c (arc_override_options): Enable enter/leave when
19924 compiling for size and elf target.
19925 (arc_save_callee_enter): Adjust note to match what enter/leave
19928 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
19930 * config/arc/arc.md (tst_movb): Fix constraint.
19932 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
19934 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
19936 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
19938 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
19939 * config/arc/arc.c (arc_conditional_register_usage): Remove all
19940 reg_alloc_order references.
19941 (size_alloc_order): Define.
19942 (arc_adjust_reg_alloc_order): New function.
19943 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
19945 (ADJUST_REG_ALLOC_ORDER): Define.
19946 (HONOR_REG_ALLOC_ORDER): Likewise.
19948 2019-03-18 Richard Biener <rguenther@suse.de>
19951 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
19952 loads and stores a bit more.
19954 2019-03-18 Richard Biener <rguenther@suse.de>
19957 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
19958 load pessimization to stores as well.
19960 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
19962 PR middle-end/86979
19963 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
19964 successor, use NULL as its av set.
19966 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19968 PR rtl-optimization/89721
19969 * lra-constraints (invariant_p): Return false if side_effects_p holds.
19971 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
19974 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19975 When handling vec_extract, use modular arithmetic to allow
19976 constant selectors greater than vector length.
19977 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
19978 V1TImode vectors to have constant selector values greater than 0.
19979 Use modular arithmetic to compute vector index.
19980 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
19981 index for in-memory vectors. Correct code generation for
19982 in-register vectors.
19983 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
19986 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
19990 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
19993 2019-03-15 Jakub Jelinek <jakub@redhat.com>
19996 * tree.c (inchash::add_expr): Strip any location wrappers.
19997 * fold-const.c (operand_equal_p): Move stripping of location wrapper
19998 after hash verification.
20001 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
20002 SIGN_EXTEND and ZERO_EXTEND.
20004 2019-03-14 Jason Merrill <jason@redhat.com>
20005 Jakub Jelinek <jakub@redhat.com>
20007 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
20008 than if is_empty (*slot).
20009 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
20010 existing elt and for elt removal.
20011 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
20012 of already removed elt.
20014 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
20017 * config/i386/i386.c (remove_partial_avx_dependency): Handle
20018 REG_EH_REGION note.
20020 2019-03-14 Martin Liska <mliska@suse.cz>
20023 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
20025 2019-03-14 Richard Biener <rguenther@suse.de>
20028 * config/i386/i386.c (make_resolver_func): Properly set
20029 DECL_CONTEXT on the RESULT_DECL.
20030 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
20032 2019-03-14 Richard Biener <rguenther@suse.de>
20034 * gimple-pretty-print.c: Include cfgloop.h.
20035 (dump_gimple_phi): Adjust.
20036 (dump_gimple_bb_header): Dump loop header for GIMPLE.
20037 (pp_cfg_jump): Adjust.
20038 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
20039 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
20040 (lower_phi_internal_fn): Remove.
20041 (verify_gimple_call): Remove IFN_PHI special-casing.
20042 (dump_function_to_file): Dump IL state.
20043 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
20044 done to deal with PHI nodes being present in non-SSA state.
20046 2019-03-14 Jakub Jelinek <jakub@redhat.com>
20049 * multiple_target.c (create_dispatcher_calls): Change
20050 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
20051 In the node->iterate_referring loop, push *ref rather than ref, call
20052 ref->remove_reference () and always pass 0 to iterate_referring.
20054 PR rtl-optimization/89679
20055 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
20056 would contain a paradoxical SUBREG.
20058 2019-03-14 Richard Biener <rguenther@suse.de>
20060 PR tree-optimization/89710
20061 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
20064 2019-03-14 Martin Liska <mliska@suse.cz>
20066 * coverage.c (coverage_begin_function): Stream also
20068 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
20069 documentation about function declaration location.
20070 * gcov-dump.c (tag_function): Print whole range
20071 of function declaration.
20072 * gcov.c (struct function_info): Add end_column field.
20073 (function_info::function_info): Initialize it.
20074 (output_json_intermediate_file): Output {start,end}_column
20076 (read_graph_file): Read end_column.
20078 2019-03-14 Richard Biener <rguenther@suse.de>
20080 PR middle-end/89698
20081 * fold-const.c (operand_equal_p): For INDIRECT_REF check
20082 that the access types are similar.
20084 2019-03-14 Jakub Jelinek <jakub@redhat.com>
20086 PR tree-optimization/89703
20087 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
20088 aren't compatible also with builtin_decl_explicit. Check pure
20089 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
20090 and BUILT_IN_STPNCPY{,_CHK}.
20092 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
20095 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
20096 addr32 prefix to VSIB address for X32.
20097 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
20099 (*avx512pf_gatherpf<mode>df_mask): Likewise.
20100 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
20101 (*avx512pf_scatterpf<mode>df_mask): Likewise.
20102 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
20103 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
20104 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
20105 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
20106 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
20107 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
20108 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
20109 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
20110 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
20111 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
20112 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
20113 (*avx512f_scatterdi<mode>): Likewise.
20115 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
20118 * lra-constraints.c (inherit_in_ebb): Update
20119 potential_reload_hard_regs along with live_hard_regs.
20121 2019-03-13 Jakub Jelinek <jakub@redhat.com>
20124 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
20126 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
20128 2019-03-13 Martin Sebor <msebor@redhat.com>
20130 PR tree-optimization/89662
20131 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
20134 2019-03-13 Richard Biener <rguenther@suse.de>
20136 PR middle-end/89677
20137 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
20138 throw FP expressions at tree-affine.
20140 2019-03-14 Richard Biener <rguenther@suse.de>
20142 * tree-pretty-print.c (dump_generic_node): For -gimple properly
20143 dump negative integer constants using _Literal (type) -num.
20145 2019-03-13 Jakub Jelinek <jakub@redhat.com>
20147 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
20148 nonlocal_value member.
20150 PR middle-end/88588
20151 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
20152 (ipa_simd_modify_function_body): Handle PHIs.
20154 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
20156 * config/s390/s390.c (s390_option_override_internal): Use more
20157 aggressive inlining parameters.
20159 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
20161 * config/s390/3906.md: New file.
20162 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
20163 (LONGRUNNING_THRESHOLD): Remove.
20164 (MAX_SCHED_MIX_SCORE): Decrease.
20165 (MAX_SCHED_MIX_DISTANCE): Decrease.
20166 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
20167 (struct s390_sched_state): New struct to hold scheduling state.
20168 (S390_SCHED_STATE_NORMAL): Remove.
20169 (S390_SCHED_STATE_CRACKED): Remove.
20170 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
20171 (s390_get_sched_attrmask): Use new attribute.
20172 (s390_get_unit_mask): Use new units.
20173 (s390_is_fpd): New function.
20174 (s390_is_fxd): New function.
20175 (s390_is_longrunning): New function.
20176 (s390_sched_score): Use new functions.
20177 (s390_sched_reorder): Likewise.
20178 (s390_sched_variable_issue): Rework and use new functions.
20179 (s390_sched_init): Use new functions.
20180 * config/s390/s390.h (s390_tune_attr): Add z14.
20181 * config/s390/s390.md: Add z14.
20183 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
20185 * config/s390/2964.md: Update pipeline description.
20186 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
20187 (LONGRUNNING_THRESHOLD): Remove.
20188 (LATENCY_FACTOR): Remove.
20189 (s390_get_unit_mask): Add unit.
20190 (s390_sched_score): Use fxd/fpd.
20191 (s390_sched_variable_issue): Use fxd/fpd.
20193 2019-03-12 Martin Liska <mliska@suse.cz>
20195 * config/i386/i386.c: Reword an error message.
20197 2019-03-12 Martin Jambor <mjambor@suse.cz>
20199 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
20200 terminate with newline.
20202 2019-03-12 Jakub Jelinek <jakub@redhat.com>
20205 * config/s390/s390.md (tabort): Use %wd instead of
20206 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
20207 letters and periods.
20208 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
20209 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
20212 PR middle-end/89663
20213 * builtins.c (expand_builtin_int_roundingfn,
20214 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
20215 gcc_unreachable if validate_arglist fails.
20217 2019-03-12 Richard Biener <rguenther@suse.de>
20219 PR tree-optimization/89664
20220 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
20221 free the occurance tree after the early out.
20223 2019-03-11 Jakub Jelinek <jakub@redhat.com>
20225 PR middle-end/89655
20227 * vr-values.c (vr_values::update_value_range): If
20228 old_vr->varying_p (), don't update it, make new_vr also VARYING
20231 2019-03-11 Martin Liska <mliska@suse.cz>
20233 * config/aarch64/aarch64.c (aarch64_override_options_internal):
20234 Fix double string quoting.
20236 2019-03-11 Martin Liska <mliska@suse.cz>
20238 * collect-utils.c (collect_wait): Wrap apostrophes
20239 in gcc internal format with %'.
20240 * collect2.c (main): Likewise.
20241 (scan_prog_file): Likewise.
20242 (scan_libraries): Likewise.
20243 * config/i386/i386.c (ix86_expand_call): Likewise.
20244 (ix86_handle_interrupt_attribute): Likewise.
20245 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
20246 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
20247 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
20248 * lto-wrapper.c (find_crtoffloadtable): Likewise.
20249 * symtab.c (symtab_node::verify_base): Likewise.
20250 * tree-cfg.c (verify_gimple_label): Likewise.
20251 * tree.c (verify_type_variant): Likewise.
20253 2019-03-11 Martin Liska <mliska@suse.cz>
20255 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
20256 in a string format message and fix GNU coding style.
20257 (expand_builtin_set_thread_pointer): Likewise.
20258 * common/config/aarch64/aarch64-common.c
20259 (aarch64_rewrite_selected_cpu): Likewise.
20260 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
20261 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
20262 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
20263 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
20264 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
20265 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
20266 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
20267 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
20268 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
20269 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
20271 * common/config/riscv/riscv-common.c
20272 (riscv_subset_list::parsing_subset_version): Likewise.
20273 (riscv_subset_list::parse_std_ext): Likewise.
20274 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
20275 (riscv_subset_list::parse): Likewise.
20276 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
20277 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
20278 (aarch64_override_options_internal): Likewise.
20279 (aarch64_validate_mcpu): Likewise.
20280 (aarch64_validate_march): Likewise.
20281 (aarch64_validate_mtune): Likewise.
20282 (aarch64_override_options): Likewise.
20283 * config/alpha/alpha.c (alpha_option_override): Likewise.
20284 * config/arc/arc.c (arc_init): Likewise.
20285 (parse_mrgf_banked_regs_option): Likewise.
20286 (arc_override_options): Likewise.
20287 (arc_expand_builtin_aligned): Likewise.
20288 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
20289 (arm_expand_builtin): Likewise.
20290 * config/arm/arm.c (arm_option_check_internal): Likewise.
20291 (arm_configure_build_target): Likewise.
20292 (arm_option_override): Likewise.
20293 (arm_options_perform_arch_sanity_checks): Likewise.
20294 (arm_handle_cmse_nonsecure_entry): Likewise.
20295 (arm_handle_cmse_nonsecure_call): Likewise.
20296 (arm_tls_referenced_p): Likewise.
20297 (thumb1_expand_prologue): Likewise.
20298 * config/avr/avr.c (avr_option_override): Likewise.
20299 * config/bfin/bfin.c (bfin_option_override): Likewise.
20300 * config/c6x/c6x.c (c6x_option_override): Likewise.
20301 * config/cr16/cr16.c (cr16_override_options): Likewise.
20302 * config/cris/cris.c (cris_option_override): Likewise.
20303 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
20304 * config/darwin-c.c (macosx_version_as_macro): Likewise.
20305 * config/darwin.c (darwin_override_options): Likewise.
20306 * config/frv/frv.c (frv_expand_builtin): Likewise.
20307 * config/h8300/h8300.c (h8300_option_override): Likewise.
20308 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
20309 (ix86_option_override_internal): Likewise.
20310 (warn_once_call_ms2sysv_xlogues): Likewise.
20311 (ix86_expand_prologue): Likewise.
20312 (split_stack_prologue_scratch_regno): Likewise.
20313 (ix86_warn_parameter_passing_abi): Likewise.
20314 * config/ia64/ia64.c (fix_range): Likewise.
20315 * config/m68k/m68k.c (m68k_option_override): Likewise.
20316 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
20317 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
20318 (mips_set_compression_mode): Likewise.
20319 * config/mmix/mmix.c (mmix_option_override): Likewise.
20320 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
20321 * config/msp430/msp430.c (msp430_option_override): Likewise.
20322 * config/nds32/nds32.c (nds32_option_override): Likewise.
20323 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
20324 (nios2_option_override): Likewise.
20325 (nios2_expand_custom_builtin): Likewise.
20326 * config/nvptx/mkoffload.c (main): Likewise.
20327 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
20328 * config/pa/pa.c (fix_range): Likewise.
20329 (pa_option_override): Likewise.
20330 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
20331 (riscv_option_override): Likewise.
20332 * config/rl78/rl78.c (rl78_option_override): Likewise.
20333 * config/rs6000/aix61.h: Likewise.
20334 * config/rs6000/aix71.h: Likewise.
20335 * config/rs6000/aix72.h: Likewise.
20336 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
20337 * config/rs6000/freebsd64.h: Likewise.
20338 * config/rs6000/linux64.h: Likewise.
20339 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
20340 (rs6000_expand_zeroop_builtin): Likewise.
20341 (rs6000_expand_mtfsb_builtin): Likewise.
20342 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
20343 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
20344 (rs6000_invalid_builtin): Likewise.
20345 (rs6000_expand_split_stack_prologue): Likewise.
20346 * config/rs6000/rtems.h: Likewise.
20347 * config/rx/rx.c (valid_psw_flag): Likewise.
20348 (rx_expand_builtin): Likewise.
20349 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
20350 * config/s390/s390.c (s390_expand_builtin): Likewise.
20351 (s390_function_profiler): Likewise.
20352 (s390_option_override_internal): Likewise.
20353 (s390_option_override): Likewise.
20354 * config/sh/sh.c (sh_option_override): Likewise.
20355 (sh_builtin_saveregs): Likewise.
20356 (sh_fix_range): Likewise.
20357 * config/sh/vxworks.h: Likewise.
20358 * config/sparc/sparc.c (sparc_option_override): Likewise.
20359 * config/spu/spu.c (spu_option_override): Likewise.
20360 (fix_range): Likewise.
20361 * config/visium/visium.c (visium_option_override): Likewise.
20362 (visium_handle_interrupt_attr): Likewise.
20363 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
20364 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
20365 (dbg_cnt_process_opt): Likewise.
20366 * dwarf2out.c (output_dwarf_version): Likewise.
20367 * except.c (expand_eh_return): Likewise.
20368 * gcc.c (defined): Likewise.
20369 (driver_handle_option): Likewise.
20370 (process_command): Likewise.
20371 (compare_files): Likewise.
20372 (driver::prepare_infiles): Likewise.
20373 (driver::do_spec_on_infiles): Likewise.
20374 (driver::maybe_run_linker): Likewise.
20375 * omp-offload.c (oacc_parse_default_dims): Likewise.
20376 * opts-global.c (handle_common_deferred_options): Likewise.
20377 * opts.c (parse_sanitizer_options): Likewise.
20378 (common_handle_option): Likewise.
20379 (enable_warning_as_error): Likewise.
20380 * passes.c (enable_disable_pass): Likewise.
20381 * plugin.c (parse_plugin_arg_opt): Likewise.
20382 (default_plugin_dir_name): Likewise.
20383 * targhooks.c (default_expand_builtin_saveregs): Likewise.
20384 (default_pch_valid_p): Likewise.
20385 * toplev.c (init_asm_output): Likewise.
20386 (process_options): Likewise.
20387 (toplev::run_self_tests): Likewise.
20388 * tree-cfg.c (verify_gimple_call): Likewise.
20389 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
20390 (tree_inlinable_function_p): Likewise.
20391 * var-tracking.c (vt_find_locations): Likewise.
20393 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
20395 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
20396 only on the else branch.
20398 2019-03-11 Martin Liska <mliska@suse.cz>
20400 * gcov.c (output_intermediate_json_line): Print function
20402 (output_json_intermediate_file): Add new argument.
20403 * doc/gcov.texi: Document the change.
20405 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
20407 PR rtl-optimization/89588
20408 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
20409 explicit unrolling factor more robust.
20411 2019-03-11 Richard Biener <rguenther@suse.de>
20413 PR tree-optimization/89649
20414 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
20415 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
20416 on the prolog and epilog loops.
20417 (vect_loop_versioning): Return copy of loop.
20418 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
20419 on the non-vectorized version of the loop.
20421 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
20424 * config/i386/sse.md (*vec_extractv2di_0_sse):
20425 Add (=r,x) alternative and corresponding splitter.
20427 2019-03-10 Martin Jambor <mjambor@suse.cz>
20429 PR tree-optimization/85762
20430 PR tree-optimization/87008
20431 PR tree-optimization/85459
20432 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
20433 it points to if there is a type changing MEM_REF. Adjust all callers.
20434 (build_accesses_from_assign): Disable total scalarization if
20435 contains_vce_or_bfcref_p returns true through the new parameter, for
20438 2019-03-09 Jakub Jelinek <jakub@redhat.com>
20441 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
20442 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
20445 * common.opt (fdiagnostics-show-labels,
20446 fdiagnostics-show-line-numbers, fdiagnostics-format=,
20447 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
20448 gas-locview-support, ginline-points, ginternal-reset-location-views):
20449 Terminate description text with a dot.
20450 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
20451 * config/mcore/mcore.opt (m210, m340): Likewise.
20452 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
20453 mnops=): Start description text with a capital letter.
20454 * config/arc/arc.opt (msize-level=): Likewise.
20455 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
20456 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
20457 mnewlib): Likewise.
20458 * config/ft32/ft32.opt (msim): Likewise.
20459 (mft32b, mcompress): Likewise. Terminate description text with a dot.
20460 (mnodiv, mnopm): Terminate description text with a dot.
20461 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
20463 * config/i386/i386.opt (prefer_vector_width, instrument_return):
20465 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
20468 PR rtl-optimization/89634
20469 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
20470 are modified in BB_END (e->src) instruction.
20472 2019-03-08 David Malcolm <dmalcolm@redhat.com>
20475 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
20476 messages more amenable to translation, and improve wording.
20478 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
20480 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
20481 ud- and du-chains between phases.
20483 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
20486 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
20487 instead of POLY_INT_CST.
20489 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
20491 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
20494 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
20499 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
20500 (_mm_storeu_si64): Ditto.
20502 2019-03-08 Martin Liska <mliska@suse.cz>
20505 * config/i386/i386.c (ix86_option_override_internal): Disable
20506 jump tables when retpolines are used.
20508 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
20511 * ipa-split.c (execute_split_functions): Do not split
20512 'noinline' or 'section' function.
20514 2019-03-08 Jakub Jelinek <jakub@redhat.com>
20517 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
20518 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
20519 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
20522 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
20523 from diagnostics. Formatting fixes.
20526 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
20527 warn_odr diagnostics.
20530 * lra-constraints.c (process_alt_operands): Avoid one space before
20531 " at the end of line and another after " on another line in a string
20533 * attribs.c (handle_dll_attribute): Likewise.
20534 * config/avr/avr-devices.c (avr_texinfo): Likewise.
20536 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
20537 warning_at or inform messages in G_() if there is no ?:.
20539 PR tree-optimization/89550
20540 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
20541 returned true. Formatting fixes.
20542 (expand_builtin_strnlen): Formatting fixes.
20543 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
20544 if warning_at returned true.
20545 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
20547 2019-03-08 Richard Biener <rguenther@suse.de>
20549 PR middle-end/89578
20550 * cfgloop.h (struct loop): Add owned_clique field.
20551 * cfgloopmanip.c (copy_loop_info): Copy it.
20552 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
20554 * tree-inline.c (copy_loops): Remap owned_clique.
20555 * lto-streamer-in.c (input_cfg): Stream owned_clique.
20556 * lto-streamer-out.c (output_cfg): Likewise.
20558 2019-03-08 Jakub Jelinek <jakub@redhat.com>
20561 * config/darwin.c: Include intl.h.
20562 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
20563 composing the message out of two separate parts.
20565 2019-03-07 Jakub Jelinek <jakub@redhat.com>
20568 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
20569 doesn't start with a capital letter and doesn't end with a dot.
20570 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
20571 with a capital letter.
20572 (ix86_mangle_function_version_assembler_name): Likewise.
20573 (ix86_generate_version_dispatcher_body): Likewise.
20574 (fold_builtin_cpu): Likewise.
20575 (get_builtin_code_for_version): Likewise. Remove extraneous space.
20576 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
20577 translators, wrap full type name in %qs.
20579 PR translation/79999
20580 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
20581 depend clause with source (or sink) modifier.
20582 * omp-expand.c (expand_omp_ordered_sink): Likewise.
20585 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
20586 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
20587 (avx512f_load<mode>_mask): New define_expand.
20588 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
20589 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
20590 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
20591 __builtin_ia32_movess_mask): New builtins.
20592 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
20593 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
20594 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
20595 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
20597 2019-03-07 Martin Jambor <mjambor@suse.cz>
20600 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
20601 for extern inline functions.
20603 2019-03-07 Martin Jambor <mjambor@suse.cz>
20606 * cgraph.h (cgraph_node): New inline method former_thunk_p.
20607 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
20608 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
20609 have multiple callees. At the end check if declarations match as
20610 opposed to cgraph_nodes.
20612 2019-03-07 Martin Liska <mliska@suse.cz>
20614 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
20615 which is equivalent to searching for this in clones chain.
20616 * symtab.c (symtab_node::verify_base): Similarly compare ASM
20617 names with a neighbour and special case first node in a chain.
20619 2019-01-25 Jason Merrill <jason@redhat.com>
20621 PR c++/80916 - spurious "static but not defined" warning.
20622 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
20623 for an internal symbol with DECL_EXTERNAL.
20625 2019-04-07 Richard Biener <rguenther@suse.de>
20627 PR middle-end/89618
20628 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
20629 * tree-inline.c (copy_loops): Simplify.
20631 2019-03-07 Martin Liska <mliska@suse.cz>
20633 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
20635 2019-03-07 Richard Biener <rguenther@suse.de>
20637 PR tree-optimization/89595
20638 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
20639 stmt iterator as reference, take boolean output parameter to
20640 indicate whether the stmt was removed and thus the iterator
20642 (dom_opt_dom_walker::before_dom_children): Re-iterate over
20643 stmts created by folding.
20645 2019-03-07 Jakub Jelinek <jakub@redhat.com>
20648 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
20651 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
20653 PR rtl-optimization/88845
20654 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
20656 * lra.c (remove_scratches_1): New function.
20657 (remove_scratches): Use it.
20658 (lra_emit_move): Likewise.
20660 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
20662 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
20663 unaligned_access variable.
20664 * config/arc/arc.c (arc_override_options): Set unaligned access
20665 default on for HS CPUs.
20666 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
20668 2019-03-06 Martin Liska <mliska@suse.cz>
20670 PR gcov-profile/89577
20671 * doc/gcov.texi: Prefer to use --coverage.
20672 * doc/sourcebuild.texi: Likewise.
20674 2019-03-02 Jason Merrill <jason@redhat.com>
20676 PR c++/86485 - -Wmaybe-unused with empty class ?:
20677 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
20679 2019-03-05 Jakub Jelinek <jakub@redhat.com>
20682 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
20685 PR middle-end/89590
20686 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
20687 exactly one argument.
20689 2019-03-05 Jakub Jelinek <jakub@redhat.com>
20690 Richard Sandiford <richard.sandiford@arm.com>
20692 PR tree-optimization/89570
20693 * match.pd (vec_cond into cond_op simplification): Don't use
20694 get_conditional_internal_fn, use as_internal_fn (cond_op).
20696 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
20699 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
20700 to decide when to split off a non-zero offset from a symbol.
20701 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
20702 in function symbols.
20704 2019-03-05 Richard Biener <rguenther@suse.de>
20706 PR tree-optimization/89594
20707 * tree-if-conv.c (pass_if_conversion::execute): Handle
20708 case where .LOOP_VECTORIZED_FUNCTION was removed.
20710 2019-03-05 Jakub Jelinek <jakub@redhat.com>
20713 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
20714 instead alloca it only when needed with the needed size.
20716 PR tree-optimization/89570
20717 * match.pd (vec_cond into cond_op simplification): Guard with
20718 vectorized_internal_fn_supported_p test and #if GIMPLE.
20720 PR tree-optimization/89566
20721 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
20722 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
20723 Punt if get_user_idx_format succeeds, but idx_format argument is
20724 not provided or doesn't have pointer type, or if idx_args is above
20725 number of provided arguments.
20727 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
20729 PR tree-optimization/89437
20730 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
20732 2019-03-04 Richard Biener <rguenther@suse.de>
20734 PR middle-end/89572
20735 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
20738 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
20740 PR tree-optimization/89487
20741 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
20742 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
20743 (distribute_loop): Don't do runtime alias check if there is non-
20744 addressable data reference.
20745 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
20746 is a register variable.
20748 2019-03-02 Jakub Jelinek <jakub@redhat.com>
20751 * config/arm/arm.md (cmpsi2_addneg): Use
20752 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
20753 If operands[2] is 0 or INT_MIN, force use of subs.
20754 (*compare_scc splitter): Use gen_int_mode.
20755 (*negscc): Likewise.
20756 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
20758 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
20759 Monk Chiang <sh.chiang04@gmail.com>
20761 * common/config/riscv/riscv-common.c: Include sstream.
20762 (riscv_subset_list::to_string): New.
20763 (riscv_arch_str): Likewise.
20764 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
20765 * config.in: Regen.
20766 * config/riscv/riscv-protos.h (riscv_arch_str): New.
20767 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
20768 (riscv_emit_attribute): New.
20769 (riscv_file_start): Emit attribute if needed.
20770 (riscv_option_override): Init riscv_emit_attribute_p.
20771 * config/riscv/riscv.opt (mriscv-attribute): New option.
20772 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
20773 * configure: Regen.
20774 * doc/install.texi: Document --with-riscv-attribute.
20775 * doc/invoke.texi: Document -mriscv-attribute.
20777 * common/config/riscv/riscv-common.c:
20778 Include config/riscv/riscv-protos.h.
20779 (INCLUDE_STRING): Defined.
20780 (RISCV_DONT_CARE_VERSION): Defined.
20781 (riscv_subset_t): Declare.
20782 (riscv_subset_t::riscv_subset_t): New.
20783 (riscv_subset_list): Declare.
20784 (riscv_subset_list::riscv_subset_list): New.
20785 (riscv_subset_list::~riscv_subset_list): Likewise.
20786 (riscv_subset_list::parsing_subset_version): Likewise.
20787 (riscv_subset_list::parse_std_ext): Likewise.
20788 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
20789 (riscv_subset_list::add): Likewise.
20790 (riscv_subset_list::lookup): Likewise.
20791 (riscv_subset_list::xlen): Likewise.
20792 (riscv_subset_list::parse): Likewise.
20793 (riscv_supported_std_ext): Likewise.
20794 (current_subset_list): Likewise.
20795 (riscv_parse_arch_string): Using riscv_subset_list::parse to
20798 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
20800 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
20801 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
20802 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
20804 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
20806 PR rtl-optimization/85899
20807 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
20808 fallthru edges leading to the exit block.
20810 2019-03-01 Tamar Christina <tamar.christina@arm.com>
20813 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
20814 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
20816 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
20818 PR tree-optimization/89535
20819 * tree-vect-stmts.c (vectorizable_call): Record the vector types
20820 for each operand. Calculate the fallback choice for mask operands
20821 and pass it to vect_get_vec_def_for_operand.
20823 2019-03-01 Richard Biener <rguenther@suse.de>
20825 PR middle-end/89541
20826 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
20827 get virtual operands.
20828 (get_expr_operands): Handle CONST_DECL like other decls.
20830 2019-03-01 Jakub Jelinek <jakub@redhat.com>
20832 PR middle-end/89503
20833 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
20834 on DECL_P and EXPR_P.
20836 2019-03-01 Richard Biener <rguenther@suse.de>
20838 PR middle-end/89497
20839 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
20840 argument, defaulted to zero.
20841 * passes.c (execute_function_todo): Pass down SSA update flags
20842 to cleanup_tree_cfg.
20843 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
20844 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
20846 (cleanup_tree_cfg): Get and pass down SSA update flags.
20848 2019-03-01 Jakub Jelinek <jakub@redhat.com>
20851 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
20852 early_lto_debug argument.
20854 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
20856 PR tree-optimization/89536
20857 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
20858 only whether bit #0 of the value is 0 instead of the entire value.
20860 2019-02-28 Marek Polacek <polacek@redhat.com>
20862 PR c++/87068 - missing diagnostic with fallthrough statement.
20863 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
20864 at the end of a seq, save its location to walk_stmt_info.
20865 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
20868 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
20871 * tree.c (find_atomic_core_type): Move ahead in file.
20872 (check_base_type): Correctly compare alignments of atomic types.
20874 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
20877 * config/i386/i386.c (get_builtin_code_for_version): Identify
20878 Westmere from PCLMUL, instead of AES.
20880 2019-02-28 Jakub Jelinek <jakub@redhat.com>
20883 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
20884 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
20887 2019-02-28 Tamar Christina <tamar.christina@arm.com>
20890 * config/aarch64/aarch64-option-extensions.def: Document it.
20891 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
20894 2019-02-28 Jakub Jelinek <jakub@redhat.com>
20897 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
20898 builtins if they don't have a single scalar floating point argument.
20901 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
20903 PR rtl-optimization/89490
20904 * varasm.c (get_block_for_section): Bail out for mergeable sections.
20905 (default_use_anchors_for_symbol_p, output_object_block): Assert the
20906 block section is not mergeable.
20908 2019-02-27 Jakub Jelinek <jakub@redhat.com>
20911 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
20912 old define_insn to ...
20913 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
20914 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
20915 Rename old define_insn to ...
20916 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
20917 (thumb2_casesi_internal_pic): New define_expand. Rename old
20919 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
20920 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
20921 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
20923 2019-02-27 Richard Biener <rguenther@suse.de>
20926 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
20928 2019-02-27 Richard Biener <rguenther@suse.de>
20930 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
20933 2019-02-27 Richard Biener <rguenther@suse.de>
20936 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
20937 parameter, prefix section name with .gnu.debuglto_ if true.
20938 (dwarf2out_finish): Pass false to output_comdat_type_unit.
20939 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
20941 2019-02-27 Richard Biener <rguenther@suse.de>
20944 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
20945 rather than on use_debug_types, doing what output_die does.
20946 (value_format): Likewise.
20948 2019-02-27 Martin Jambor <mjambor@suse.cz>
20949 Martin Sebor <msebor@redhat.com>
20951 * doc/invoke.texi (Warning Options): Reword description of
20952 -Wno-absolute-value.
20954 2019-02-27 Jakub Jelinek <jakub@redhat.com>
20956 PR tree-optimization/89280
20957 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
20958 builtin_setjmp_setup_bb): New functions.
20959 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
20960 When visiting __builtin_setjmp_setup block, queue in special
20961 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
20962 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
20963 from visited after the loop if they don't have any visited successor
20966 2018-02-26 Steve Ellcey <sellcey@marvell.com>
20968 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
20970 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
20972 2019-02-26 Jakub Jelinek <jakub@redhat.com>
20975 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
20976 with types other than sizetype/ssizetype.
20978 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
20980 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
20981 (enum sparc_processor_type): ...this.
20982 (enum sparc_code_model_type): New enumeration type.
20983 (enum sparc_memory_model_type): Tweak comments.
20984 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
20986 (mcmodel): Use sparc_code_model enumeration and variable.
20987 (sparc_code_model): New enumeration.
20988 (mdebug): Add Undocumented marker.
20989 * config/sparc/sparc.h (enum cmodel): Delete.
20990 (sparc_cmodel): Likewise.
20991 (TARGET_CM_MEDLOW): Adjust to above renaming.
20992 (TARGET_CM_MEDMID): Likewise.
20993 (TARGET_CM_MEDANY): Likewise.
20994 (TARGET_CM_EMBMEDANY): Likewise.
20995 * config/sparc/sparc.c (sparc_cmodel): Delete.
20996 (sparc_option_override): Remove string/value mapping support for the
20997 code model. Move code and memory model support to after the handling
20998 of target flags. Do private machine setup last.
20999 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
21000 (sparc_legitimize_reload_address): Likewise.
21001 (sparc_output_mi_thunk): Likewise.
21002 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
21004 2019-02-26 Jakub Jelinek <jakub@redhat.com>
21006 PR tree-optimization/89500
21007 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
21008 (handle_builtin_strlen): Remove noncst_bound variable. Always
21009 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
21010 cst if the first cst bytes starting at x are known to be non-zero,
21011 even if the string is not zero terminated. Don't try to modify
21012 *si for strnlen. Update strlen_to_stridx only for strlen or if
21013 we can prove strnlen returns the same value as strlen would.
21015 2019-02-26 Martin Liska <mliska@suse.cz>
21017 * alloc-pool.h (struct pool_usage): Remove extra
21019 * bitmap.h (struct bitmap_usage): Likewise.
21020 * ggc-common.c (struct ggc_usage): Likewise.
21021 * mem-stats.h (struct mem_usage): Likewise.
21022 (mem_alloc_description::dump): Print dash lines
21023 here and repeat header at the end of a table report.
21024 It's then more readable.
21025 * tree-phinodes.c (phinodes_print_statistics): Make
21026 horizontal alignment.
21027 * tree-ssanames.c (ssanames_print_statistics): Likewise.
21028 * vec.c (struct vec_usage): Remove extra print_dash_line.
21029 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
21031 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
21033 * doc/extend.texi (__builtin_object_size):
21034 Use @pxref instead of @xref inside parenthesis.
21035 (__builtin_has_attribute): Add missing comma after @xref.
21036 (__builtin_object_size): Ditto.
21037 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
21039 2019-02-26 Jeff Law <law@redhat.com>
21041 PR rtl-optimization/87761
21042 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
21043 detect obviously dead insns and delete them.
21045 2019-02-26 Richard Biener <rguenther@suse.de>
21047 PR tree-optimization/89505
21048 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
21049 to handle restrict pointed-to vars with multiple subvars
21052 2019-02-26 Richard Biener <rguenther@suse.de>
21054 PR tree-optimization/89489
21055 * tree-parloops.c (create_loop_fn): Copy over last_clique.
21057 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
21059 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
21060 and move around comment.
21061 <BIT_AND_EXPR>: Likewise.
21062 <BIT_NOT_EXPR>: Add specific handling for boolean types.
21064 2019-02-26 Jakub Jelinek <jakub@redhat.com>
21067 * config/i386/i386.c (remove_partial_avx_dependency): Call
21068 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
21069 after changing possibly many instructions to use that pseudo. Fix up
21070 insertion of v4sf_const0 setter at the start of bb.
21072 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
21075 * doc/extend.texi (Variadic Pointer Args): New section.
21077 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
21078 Martin Sebor <msebor@gmail.com>
21080 * common.opt (Wattribute-alias): Likewise.
21081 * doc/invoke.texi (Option Summary): List general form of
21082 -Wattribute-alias=. List positive form of -Wmissing-attributes.
21083 (-Wmissing-attributes): Invert entry, rewrite and correct default.
21084 Add cross-references.
21085 (-Wattribute-alias): Rewrite and correct default. Mention
21086 considered attributes (same as for -Wmissing-attributes).
21088 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
21090 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
21091 (_mm_cvtpd_ps): Likewise.
21092 (_mm_cvttpd_epi32): Likewise.
21095 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
21096 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
21099 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
21101 2019-02-25 Tamar Christina <tamar.christina@arm.com>
21104 * common/config/aarch64/aarch64-common.c
21105 (struct aarch64_option_extension): Add is_synthetic.
21106 (all_extensions): Use it.
21107 (TARGET_OPTION_INIT_STRUCT): Define hook.
21108 (struct gcc_targetm_common): Moved to end.
21109 (all_extensions_by_on): New.
21110 (opt_ext_cmp, typedef opt_ext): New.
21111 (aarch64_option_init_struct): New.
21112 (aarch64_contains_opt): New.
21113 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
21114 * config/aarch64/aarch64-option-extensions.def
21115 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
21116 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
21117 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
21118 Set is_synthetic to false.
21119 (crypto): Set is_synthetic to true.
21120 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
21123 2019-02-25 Tamar Christina <tamar.christina@arm.com>
21125 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
21126 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
21127 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
21128 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
21129 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
21130 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
21131 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
21132 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
21134 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
21135 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
21136 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
21137 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
21138 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
21139 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
21140 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
21141 vfmlsl_laneq_high_f16): ... To this.
21142 * config/arm/neon.md: Update comments.
21144 2019-02-25 Tamar Christina <tamar.christina@arm.com>
21146 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
21147 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
21148 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
21149 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
21150 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
21151 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
21152 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
21153 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
21155 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
21156 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
21157 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
21158 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
21159 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
21160 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
21161 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
21162 vfmlslq_laneq_high_f16): ... To this.
21164 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
21166 PR rtl-optimization/86096
21167 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
21168 comparing mw_order values.
21170 2019-02-25 Jakub Jelinek <jakub@redhat.com>
21173 * config/arm/arm.md (*subsi3_carryin_const): Use
21174 arm_neg_immediate_operand predicate instead of
21175 arm_not_immediate_operand, "L" constraint instead of "K" and
21176 print it using %n2 instead of %B2.
21177 (*subsi3_carryin_const0): New define_insn.
21178 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
21179 instead of arm_not_operand and "I" constraint instead of "K" and
21180 print it using %n3 instead of %B2. Instead of using match_dup 2 add
21181 another match_operand and in the condition check that it is negation
21183 (*subsi3_carryin_compare_const0): New define_ins.
21184 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
21185 *subsi3_carryin_const.
21186 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
21187 split into *subsi3_carryin_compare_const0 if the highpart is zero.
21190 * config/arm.vfp.md (*negdf2_vfp): Use
21191 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
21192 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
21194 2019-02-24 Jakub Jelinek <jakub@redhat.com>
21196 PR rtl-optimization/89445
21197 * simplify-rtx.c (simplify_ternary_operation): Don't use
21198 simplify_merge_mask on operands that may trap.
21199 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
21200 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
21201 second operand is CONST_VECTOR, check if any element could be zero.
21202 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
21203 their operands can trap.
21205 2019-02-23 Martin Sebor <msebor@redhat.com>
21207 * gimple-ssa-sprintf.c (target_strtol): Rename...
21208 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
21209 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
21210 check for range error.
21212 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
21215 * opts-common.c (prune_options): Also prune joined switches
21216 with Negative and RejectNegative.
21217 * config/i386/i386.opt (march=): Add Negative(march=).
21218 (mtune=): Add Negative(mtune=).
21219 * doc/options.texi: Document Negative used together with Joined
21220 and RejectNegative.
21222 2019-02-22 Martin Sebor <msebor@redhat.com>
21224 * doc/extend.texi (Other Builtins): Add
21225 __builtin_is_constant_evaluated.
21227 2019-02-22 Richard Biener <rguenther@suse.de>
21229 PR tree-optimization/87609
21230 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
21232 2019-02-22 Jeff Law <law@redhat.com>
21234 PR rtl-optimization/87761
21235 * config/mips/mips.md: Add new combiner pattern to recognize
21236 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
21238 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
21241 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
21242 destination register in peepholes generating patterns for ADDS/SUBS.
21243 (add<mode>3_compare0,
21244 *addsi3_compare0_uxtw, add<mode>3_compareC,
21245 add<mode>3_compareV_imm, add<mode>3_compareV,
21246 *adds_<optab><ALLX:mode>_<GPI:mode>,
21247 *subs_<optab><ALLX:mode>_<GPI:mode>,
21248 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
21249 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
21250 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
21251 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
21252 sub<mode>3_compare1): Allow stack pointer for source register.
21253 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
21255 2019-02-22 Martin Sebor <msebor@redhat.com>
21257 PR tree-optimization/88993
21258 PR tree-optimization/88853
21259 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
21261 (sprintf_dom_walker::call_info::is_string_func): New helper.
21262 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
21263 for formatted string functions.
21264 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
21266 2019-02-22 Martin Sebor <msebor@redhat.com>
21269 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
21270 unreachable subexpressions.
21272 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
21273 Hongtao Liu <hongtao.liu@intel.com>
21274 Sunil K Pandey <sunil.k.pandey@intel.com>
21277 * config/i386/i386-passes.def: Add
21278 pass_remove_partial_avx_dependency.
21279 * config/i386/i386-protos.h
21280 (make_pass_remove_partial_avx_dependency): New.
21281 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
21283 (pass_data_remove_partial_avx_dependency): New.
21284 (pass_remove_partial_avx_dependency): Likewise.
21285 (make_pass_remove_partial_avx_dependency): Likewise.
21286 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
21287 (*extendsfdf2): Add avx_partial_xmm_update.
21288 (truncdfsf2): Likewise.
21289 (*float<SWI48:mode><MODEF:mode>2): Likewise.
21290 (SF/DF conversion splitters): Disabled for TARGET_AVX.
21292 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
21294 PR middle-end/85598
21295 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
21298 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
21301 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
21302 (PTA_SKYLAKE): Add PTA_AES.
21303 (PTA_GOLDMONT): Likewise.
21305 2019-02-22 Sudakshina Das <sudi.das@arm.com>
21307 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
21308 instruction if enabled.
21309 (aarch64_override_options): Remove reference to return address key.
21311 2019-02-22 Richard Biener <rguenther@suse.de>
21313 PR tree-optimization/89440
21314 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
21315 not necessary assert.
21317 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
21320 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
21321 (oacc_replace_fn_attrib_attr): ... this new function.
21322 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
21323 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
21325 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21327 * config/arm/arm-cpus.in (ares): Rename to...
21328 (neoverse-n1): ... This. Add ares as alias.
21329 * config/arm/arm-tables.opt: Regenerate.
21330 * config/arm/arm-tune.md: Likewise.
21331 * doc/invoke.txt (ARM Options): Document neoverse-n1.
21333 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21335 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
21336 * config/aarch64/aarch64-tune.md: Regenerate.
21337 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
21339 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21341 * config/aarch64/aarch64.c (ares_tunings): Rename to...
21342 (neoversen1_tunings): ... This.
21343 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
21344 (neoverse-n1): New CPU.
21345 * config/aarch64/aarch64-tune.md: Regenerate.
21346 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
21348 2019-02-22 Richard Biener <rguenther@suse.de>
21350 PR middle-end/87609
21351 * cfghooks.h (dependence_hash): New typedef.
21352 (struct copy_bb_data): New type.
21353 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
21354 (duplicate_block): Likewise.
21355 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
21356 (copy_bbs): Create and pass down copy_bb_data.
21357 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
21358 (rtl_duplicate_bb): Likewise.
21359 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
21360 remap dependence info.
21362 2019-02-22 Richard Biener <rguenther@suse.de>
21364 PR tree-optimization/87609
21365 * tree-core.h (tree_base): Document special clique values.
21366 * tree-inline.c (remap_dependence_clique): Do not use the
21367 special clique value of one.
21368 (maybe_set_dependence_info): Use clique one.
21369 (clear_dependence_clique): New callback.
21370 (compute_dependence_clique): Clear clique one from all refs
21371 before assigning it (again).
21373 2019-02-21 Martin Sebor <msebor@redhat.com>
21375 * doc/extend.texi (__clear_cache): Correct signature.
21377 2019-02-21 Ian Lance Taylor <iant@golang.org>
21380 * varasm.c (decode_addr_const): Call lookup_constant_def rather
21381 than output_constant_def.
21382 (add_constant_to_table): New static function.
21383 (output_constant_def): Call add_constant_to_table.
21384 (tree_output_constant_def): Likewise.
21386 2019-02-21 Jakub Jelinek <jakub@redhat.com>
21389 * builtins.c (fold_builtin_arith_overflow): If first two args are
21390 INTEGER_CSTs, set intres and ovfres to constants rather than calls
21393 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
21396 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
21397 error for -mindirect-branch/-mfunction-return with incompatible
21400 2019-02-21 Jakub Jelinek <jakub@redhat.com>
21403 * constraints.md (q): Remove.
21404 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
21407 2019-02-21 Martin Jambor <mjambor@suse.cz>
21410 * omp-general.c (omp_extract_for_data): Removed a duplicate call
21411 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
21412 (omp_adjust_for_condition): ...here. Added necessary parameters.
21413 * omp-general.h (omp_adjust_for_condition): Updated declaration.
21414 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
21415 proper values to new parameters of omp_adjust_for_condition.
21417 2019-02-20 Jakub Jelinek <jakub@redhat.com>
21419 PR middle-end/89412
21420 * expr.c (expand_assignment): If result is a MEM, use change_address
21421 instead of simplify_gen_subreg.
21423 2019-02-20 Jakub Jelinek <jakub@redhat.com>
21424 David Malcolm <dmalcolm@redhat.com>
21426 PR middle-end/89091
21427 * fold-const.c (decode_field_reference): Return NULL_TREE if
21428 lang_hooks.types.type_for_size returns NULL. Check it before
21429 overwriting *exp_. Use return NULL_TREE instead of return 0.
21431 2019-02-20 Jakub Jelinek <jakub@redhat.com>
21433 PR middle-end/88074
21434 PR middle-end/89415
21435 * toplev.c (do_compile): Double the emin/emax exponents to workaround
21438 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
21441 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
21442 TARGET_SSE in addition to TARGET_SSE_MATH.
21444 (ix86_excess_precision): Ditto.
21445 (ix86_float_exceptions_rounding_supported_p): Ditto.
21446 (use_rsqrt_p): Ditto.
21447 * config/i386/sse.md (rsqrt<mode>2): Ditto.
21449 2019-02-20 David Malcolm <dmalcolm@redhat.com>
21452 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
21453 linenum_arith_t when determining if two adjacent line spans are
21454 close enough to merge.
21455 (diagnostic_show_locus): Use linenum_arith_t when iterating over
21456 lines within each line_span.
21458 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
21461 * lra-constraints.c(uses_hard_regs_p): Fix handling of
21462 paradoxical SUBREGS.
21464 2019-02-20 Li Jia He <helijia@linux.ibm.com>
21467 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
21468 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
21469 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
21472 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
21474 * config/gcn/gcn.c (print_operand): Fix typo.
21476 2019-02-19 Richard Biener <rguenther@suse.de>
21478 PR middle-end/88074
21479 * toplev.c (do_compile): Initialize mpfr's exponent range
21480 based on available float modes.
21482 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
21484 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
21485 as long as the epilogue isn't completed.
21487 2019-02-18 Martin Sebor <msebor@redhat.com>
21489 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
21490 __has_cpp_attribute, and __has_include.
21492 2019-02-18 Martin Sebor <msebor@redhat.com>
21494 * doc/invoke.texi (-Wreturn-type): Correct and expand.
21496 2019-02-18 Martin Sebor <msebor@redhat.com>
21498 PR middle-end/89294
21499 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
21501 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
21503 2019-02-18 Richard Biener <rguenther@suse.de>
21505 PR tree-optimization/89296
21506 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
21507 of no-warning flag to cases that might emit the bogus warning.
21509 2019-02-18 Jakub Jelinek <jakub@redhat.com>
21512 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
21514 * config/arm/vfp.md (*movdi_vfp): Likewise.
21515 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
21516 "q" constraint for operands[0].
21519 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
21520 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
21521 pattern in a temporary buffer.
21522 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
21523 than 64-operands[2].
21526 * config/s390/s390.c (s390_indirect_branch_attrvalue,
21527 s390_indirect_branch_settings): Define unconditionally.
21528 (s390_set_current_function): Likewise, but guard the whole body except
21529 the s390_indirect_branch_settings call with
21530 #if S390_USE_TARGET_ATTRIBUTE.
21531 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
21533 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
21534 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
21535 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
21536 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
21537 HOST_WIDE_INT_1U instead of 1ULL.
21538 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
21539 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
21540 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
21541 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
21543 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
21546 2019-02-18 Martin Jambor <mjambor@suse.cz>
21548 PR tree-optimization/89209
21549 * tree-sra.c (create_access_replacement): New optional parameter
21550 reg_tree. Use it as a type if non-NULL and access type is not of
21552 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
21553 to create_access_replacement.
21554 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
21555 Check lacc is non-NULL before attempting to re-create it on the RHS.
21557 2019-02-18 Martin Liska <mliska@suse.cz>
21560 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
21562 (symbol_table::free_edge): Recycle m_summary_id.
21563 * cgraph.h (get_summary_id): New.
21564 (symbol_table::release_symbol): Set m_summary_id to -1
21566 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
21567 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
21568 function_summary to fast_function_summary.
21569 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
21570 * ipa-pure-const.c (class funct_state_summary_t):
21571 Switch from function_summary to fast_function_summary.
21572 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
21573 (class ipa_ref_opt_summary_t): Switch from function_summary
21574 to fast_function_summary.
21575 * symbol-summary.h (class function_summary_base): New class
21576 that is created from base of former function_summary.
21577 (function_summary_base::unregister_hooks): New.
21578 (class function_summary): Inherit from function_summary_base.
21579 (class call_summary_base): New class
21580 that is created from base of former call_summary.
21581 (class call_summary): Inherit from call_summary_base.
21582 (struct is_same): New.
21583 (class fast_function_summary): New summary class.
21584 (class fast_call_summary): New summary class.
21585 * vec.h (vec_safe_grow_cleared): New function.
21587 2019-02-18 Martin Liska <mliska@suse.cz>
21589 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
21590 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
21591 * doc/tm.texi: Document new target hook.
21592 * doc/tm.texi.in: Likewise.
21593 * target.def: Add new target macro.
21594 * gcc.c (find_fortran_preinclude_file): Do not search multilib
21597 2019-02-17 Alan Modra <amodra@gmail.com>
21600 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
21601 output reg on add insn.
21602 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
21604 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
21607 * config/i386/sse.md (ssedoublemode): Remove V4HI.
21608 (PMULHRSW): Likewise.
21609 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
21611 (ssse3_pmulhrswv4hi3): New expander.
21613 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
21615 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
21616 MMX. Add isa attribute.
21618 2019-02-16 Jakub Jelinek <jakub@redhat.com>
21620 PR rtl-optimization/66152
21621 * builtins.h (c_readstr): Declare.
21622 * builtins.c (c_readstr): Remove forward declaration. Add
21623 null_terminated_p argument, if false, read all bytes from the
21624 string instead of stopping after '\0'.
21625 * expr.c (string_cst_read_str): New function.
21626 (store_expr): Use string_cst_read_str instead of
21627 builtin_strncpy_read_str. Try to store by pieces the whole
21628 exp_len first, and only if that fails, split it up into
21629 store by pieces followed by clear_storage. Formatting fix.
21631 * config/i386/i386.md (*movqi_internal): Remove static from
21632 buf variable. Use output_asm_insn (buf, operands); return "";
21633 instead of return buf;.
21634 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
21635 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
21636 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
21638 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
21640 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
21641 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
21642 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
21643 (CC1_SPEC): Likewise.
21644 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
21646 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
21648 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
21649 the base address on 64-bit strict-alignment platforms.
21651 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
21653 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
21655 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
21657 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
21659 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
21661 PR rtl-optimization/88308
21662 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
21663 on copied instruction.
21665 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
21667 * final.c (insn_current_reference_address): Replace test on JUMP_P
21668 with test on jump_to_label_p.
21669 * config/visium/visium-passes.def: New file.
21670 * config/visium/t-visium (PASSES_EXTRA): Define.
21671 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
21672 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
21673 (TRAMPOLINE_ALIGNMENT): Define.
21674 * config/visium/visium.c (visium_option_override): Do not register
21675 the machine-specific reorg pass here.
21676 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
21678 (output_branch): Adjust threshold for long branch instruction.
21679 * config/visium/visium.md (cpu): Move around.
21680 (length): Adjust for the GR6.
21682 2019-02-15 Richard Biener <rguenther@suse.de>
21683 Jakub Jelinek <jakub@redhat.com>
21685 PR tree-optimization/89278
21686 * tree-loop-distribution.c: Include tree-eh.h.
21687 (generate_memset_builtin, generate_memcpy_builtin): Call
21688 rewrite_to_non_trapping_overflow on builtin->size before passing it
21689 to force_gimple_operand_gsi.
21691 2019-02-15 Jakub Jelinek <jakub@redhat.com>
21694 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
21696 * opth-gen.awk: Likewise.
21698 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
21700 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
21701 Enable MMX, SSE and SSE2 by default.
21702 * config/i386/i386.c (ix86_option_override_internal): Do not
21703 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
21705 2019-02-14 Jakub Jelinek <jakub@redhat.com>
21707 PR rtl-optimization/89354
21708 * combine.c (make_extraction): Punt if extraction_mode is narrower
21711 2019-02-14 Maya Rashish <coypu@sdf.org>
21713 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
21714 * config/netbsd-d.c: New file.
21715 * config/t-netbsd: Add netbsd-d.o
21717 2018-02-14 Steve Ellcey <sellcey@marvell.com>
21719 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
21720 affects_type_identity to true for aarch64_vector_pcs.
21721 (aarch64_comp_type_attributes): New function.
21722 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
21724 2019-02-14 Tamar Christina <tamar.christina@arm.com>
21727 * config/arm/iterators.md (ANY64): Add V4HF.
21729 2019-02-14 Martin Liska <mliska@suse.cz>
21731 PR rtl-optimization/89242
21732 * dce.c (delete_unmarked_insns): Call free_dominance_info we
21733 process a transformation.
21735 2019-02-14 Jakub Jelinek <jakub@redhat.com>
21737 PR tree-optimization/89314
21738 * fold-const.c (fold_binary_loc): Cast strlen argument to
21739 const char * before dereferencing it. Formatting fixes.
21741 PR middle-end/89284
21742 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
21744 2019-02-13 Ian Lance Taylor <iant@golang.org>
21746 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
21747 and set current index for other optimizations.
21749 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
21751 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
21752 nonimmediate_operand as operand 2 predicate.
21753 (vec_set<VF2_512_256:mode>_0): Ditto.
21754 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
21755 (*vec_concatv2si): Remove alternative 2.
21756 (*vec_concatv4si_0): Use vm constraint for alternative 0.
21757 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
21758 (vec_concatv2di): Split alternatives 4,5,6 to ...
21759 (*vec_concatv2di_0) ... new pattern.
21761 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
21764 * config/arm/arm.c (ldm_stm_operation_p) Set
21765 addr_reg_in_reglist correctly for first register.
21766 (load_multiple_sequence): Remove dead base check.
21767 (gen_ldm_seq): Correctly set write_back for Thumb-1.
21769 2019-02-13 Tamar Christina <tamar.christina@arm.com>
21772 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
21773 Expose as @aarch64_pred_mov.
21774 * config/aarch64/aarch64.c (aarch64_classify_address):
21775 Use expand_insn which legitimizes operands.
21777 2019-02-13 Martin Liska <mliska@suse.cz>
21779 * builtins.h (expand_builtin_with_bounds): Remove declaration.
21780 * calls.c (struct arg_data): Remove special_slot, pointer_arg
21781 and pointer_offset fields.
21782 (initialize_argument_information): Remove usage of dead
21784 * cgraph.h (struct cgraph_thunk_info): Remove
21785 add_pointer_bounds_args.
21786 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
21788 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
21790 * config/i386/i386.c (ix86_function_arg_advance): Remove
21792 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
21793 (def_builtin): Remove usage of dead fields.
21794 (ix86_add_new_builtins): Likewise.
21795 * ipa-fnsummary.c (compute_fn_summary): Likewise.
21796 * ipa-icf.c (sem_function::equals_wpa): Likewise.
21797 (sem_function::init): Likewise.
21798 (sem_variable::merge): Likewise.
21799 * ipa-visibility.c (function_and_variable_visibility): Likewise.
21800 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
21801 * lto-cgraph.c (lto_output_node): Likewise.
21802 (lto_output_varpool_node): Likewise.
21803 (input_node): Likewise.
21804 (input_varpool_node): Likewise.
21805 * lto-streamer-out.c (lto_output): Likewise.
21806 * tree-inline.c (expand_call_inline): Remove usage of
21808 * tree-inline.h (struct copy_body_data): Likewise.
21809 * varpool.c (varpool_node::dump): Likewise.
21811 2019-02-13 Jakub Jelinek <jakub@redhat.com>
21813 PR middle-end/89303
21814 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
21815 into pt->vars_contains_escaped_heap instead of setting
21816 pt->vars_contains_escaped_heap to it.
21818 PR middle-end/89281
21819 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
21820 INTVAL (size), compare it to GET_MODE_MASK instead of
21821 1 << GET_MODE_BITSIZE.
21824 * config/i386/predicates.md (x86_64_immediate_operand): Allow
21825 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
21828 2019-02-13 Martin Liska <mliska@suse.cz>
21831 * cfgrtl.c (remove_barriers_from_footer): New function.
21832 (try_redirect_by_replacing_jump): Use it.
21833 (cfg_layout_redirect_edge_and_branch): Likewise.
21835 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
21837 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
21838 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
21839 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
21840 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
21841 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
21842 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
21844 * config/rs6000/rs6000.c (builtin_function_type)
21845 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
21846 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
21847 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
21848 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
21849 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
21851 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
21853 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
21854 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
21856 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
21859 * config/i386/i386.md (*movoi_internal_avx): Revert revision
21860 268678 and revision 268657.
21861 (*movti_internal): Likewise.
21863 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
21866 * config/s390/s390.c (s390_decompose_address): Update comment.
21867 (s390_check_qrst_address): Reject invalid address forms after
21870 2019-02-12 Martin Liska <mliska@suse.cz>
21873 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
21874 we need default values of funct_state for a function that
21877 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
21879 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
21880 the object to pick the size of stores on strict-alignment platforms.
21882 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
21883 (*movdi_insn_sp32): Likewise.
21884 (*movdi_insn_sp64): Likewise.
21886 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
21889 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
21890 types that needs constructiong.
21891 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
21893 2019-02-12 Richard Biener <rguenther@suse.de>
21895 PR tree-optimization/89253
21896 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
21897 duplicate the loop.
21899 2019-02-11 David Malcolm <dmalcolm@redhat.com>
21902 * input.c (selftest::test_line_offset_overflow): New selftest.
21903 (selftest::input_c_tests): Call it.
21905 2019-02-11 Martin Sebor <msebor@redhat.com>
21907 PR tree-optimization/88771
21908 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
21909 when -Wstringop-overflow is set.
21910 (builtin_memref::builtin_memref): Adjust excessive upper bound
21911 only when lower bound is not excessive.
21912 (maybe_diag_overlap): Detect and diagnose excessive bounds via
21913 -Wstringop-ovefflow.
21914 (maybe_diag_offset_bounds): Rename...
21915 (maybe_diag_access_bounds): ...to this.
21916 (check_bounds_or_overlap): Adjust for name change above.
21918 2019-02-11 Martin Sebor <msebor@redhat.com>
21921 * builtins.c (max_object_size): Move from here...
21922 * builtins.h (max_object_size): ...and here...
21923 * tree.c (max_object_size): ...to here...
21924 * tree.h (max_object_size): ...and here.
21926 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
21928 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
21929 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
21930 for correct semantics.
21932 2019-02-11 Alan Modra <amodra@gmail.com>
21934 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
21935 -mlongcall and -mpltseq.
21936 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
21937 (RS/6000 and PowerPC Options <-mpltseq>): Document.
21938 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
21939 * config/rs6000/sysv4.opt (mpltseq): New option.
21940 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
21941 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
21942 support is lacking. Don't allow -mpltseq with -mbss-plt.
21943 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
21944 -mpltseq given for ELFv1.
21945 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
21946 Only use UNSPEC_PLTSEQ for inline PLT calls.
21947 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
21948 use UNSPEC_PLTSEQ for inline PLT calls.
21949 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
21950 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
21951 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
21952 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
21953 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
21954 (pltseq_mtctr_<mode>): Likewise.
21956 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21958 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
21960 * configure: Regenerate.
21962 2019-02-11 Jakub Jelinek <jakub@redhat.com>
21965 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
21968 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
21970 * function.c (assign_parm_setup_block): Use the stored
21971 size, not the passed size, when allocating stack-space,
21972 also for a parameter with alignment larger than
21973 MAX_SUPPORTED_STACK_ALIGNMENT.
21975 2019-02-11 Martin Liska <mliska@suse.cz>
21978 * ipa-cp.c (build_toporder_info): Remove usage of a param.
21979 * ipa-inline.c (inline_small_functions): Likewise.
21980 * ipa-pure-const.c (propagate_pure_const): Likewise.
21981 (propagate_nothrow): Likewise.
21982 * ipa-reference.c (propagate): Likewise.
21983 * ipa-utils.c (struct searchc_env): Remove unused field.
21984 (searchc): Always search across AVAIL_INTERPOSABLE.
21985 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
21986 the only called IPA pure const can properly not propagate
21987 across interposable boundary.
21988 * ipa-utils.h (ipa_reduced_postorder): Remove param.
21990 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
21992 * config/nds32/nds32.md (call_internal, call_value_internal,
21993 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
21995 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
21997 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
22000 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
22002 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
22005 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
22007 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
22009 2019-02-10 Jakub Jelinek <jakub@redhat.com>
22011 PR tree-optimization/89268
22012 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
22013 if preds is non-NULL.
22015 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
22018 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
22021 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
22023 * config/nds32/nds32.md (trap): New pattern.
22025 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
22027 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
22030 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
22032 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
22035 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
22037 * ipa-visibility.c (localize_node): Also do not localize
22038 LDPR_PREVAILING_DEF_IRONLY_EXP.
22040 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
22043 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
22044 instead of type_with_linkage.
22046 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
22049 * params.def (uninlined-function-insns, uninlined-function-time,
22050 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
22051 bound so we don't get overflows.
22053 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
22055 * config/rs6000/rs6000-string.c (expand_compare_loop,
22056 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
22059 2019-02-09 Jakub Jelinek <jakub@redhat.com>
22061 PR middle-end/89246
22062 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
22063 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
22064 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
22066 2019-02-09 Alan Modra <amodra@gmail.com>
22069 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
22070 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
22073 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
22075 PR middle-end/88560
22076 * lra-constraints.c (process_alt_operands): Don't increase reject
22077 for memory when offset memory is required.
22079 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
22081 * config/s390/vector.md: Implement vector copysign.
22083 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
22085 * expr.c (expand_constructor): Correct indentations.
22087 2019-02-08 Richard Biener <rguenther@suse.de>
22089 PR tree-optimization/89247
22090 * tree-if-conv.c: Include tree-cfgcleanup.h.
22091 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
22092 (tree_if_conversion): Pass through predicate vector.
22093 (pass_if_conversion::execute): Do CFG cleanup and SSA update
22094 inline, see if any if-converted loops we refrece in
22095 LOOP_VECTORIZED calls vanished and fixup.
22096 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
22098 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
22100 * config/s390/constraints.md (jdd): New constraint.
22102 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
22105 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
22106 upper 16 vector registers without TARGET_AVX512VL.
22107 (*movti_internal): Likewise.
22109 2019-02-08 Jakub Jelinek <jakub@redhat.com>
22111 PR rtl-optimization/89234
22112 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
22113 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
22114 (copy_reg_eh_region_note_backward): Likewise.
22116 2019-02-08 Richard Biener <rguenther@suse.de>
22118 PR middle-end/89223
22119 * tree-data-ref.c (initialize_matrix_A): Fail if constant
22120 doesn't fit in HWI.
22121 (analyze_subscript_affine_affine): Handle failure from
22122 initialize_matrix_A.
22124 2019-02-08 Jakub Jelinek <jakub@redhat.com>
22126 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
22129 2019-02-07 David Malcolm <dmalcolm@redhat.com>
22131 PR tree-optimization/86637
22132 PR tree-optimization/89235
22133 * tree-vect-loop.c (optimize_mask_stores): Add an
22134 auto_purge_vect_location sentinel to ensure that vect_location is
22136 * tree-vectorizer.c
22137 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
22138 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
22139 to ensure that vect_location is purged on exit.
22140 (pass_slp_vectorize::execute): Likewise, replacing the manual
22142 * tree-vectorizer.h (class auto_purge_vect_location): New class.
22144 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22146 * config/aarch64/iterators.md (max_opp): New code_attr.
22147 (USMAX): New code iterator.
22148 * config/aarch64/predicates.md (aarch64_smin): New predicate.
22149 (aarch64_smax): Likewise.
22150 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
22151 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
22154 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
22157 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
22158 for TARGET_AVX512VL.
22159 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
22161 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
22163 * config/s390/s390-builtin-types.def: Add new types.
22164 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
22165 (s390_vec_xlw4): Make the memory operand into a const pointer.
22166 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
22168 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
22169 a new vector type with the alignment of the scalar memory operand.
22171 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
22172 Jakub Jelinek <jakub@redhat.com>
22175 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
22176 arm_count_ldrdstrd_insns): New declarations.
22177 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
22179 (valid_operands_ldrd_strd): New function.
22180 (arm_count_ldrdstrd_insns): New function.
22181 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
22182 sets instead of single DImode set and define new insns to match this.
22184 2019-02-07 Tamar Christina <tamar.christina@arm.com>
22186 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
22187 Make it a C initializer.
22189 2019-02-07 Tamar Christina <tamar.christina@arm.com>
22192 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
22194 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22196 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
22197 Use neon_dot<q> for type.
22198 (neon_<sup>dot_lane<vsi2qi>): Likewise.
22200 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22202 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
22203 Use neon_dot<q> for type.
22204 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
22205 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
22207 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
22209 PR rtl-optimization/89225
22210 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
22213 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
22215 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
22216 after restoring registers saved to allocate the frame on Windows.
22218 2019-02-06 Richard Biener <rguenther@suse.de>
22220 PR tree-optimization/89182
22221 * graphite.h (cached_scalar_evolution_in_region): Declare.
22222 * graphite.c (struct seir_cache_key): New.
22223 (struct sese_scev_hash): Likewise.
22224 (seir_cache): New global.
22225 (cached_scalar_evolution_in_region): New function.
22226 (graphite_transform_loops): Allocate and release seir_cache.
22227 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
22228 cached_scalar_evolution_in_region.
22229 * graphite-scop-detection.c (scop_detection::can_represent_loop):
22231 (scop_detection::graphite_can_represent_expr: Use
22232 cached_scalar_evolution_in_region.
22233 (scop_detection::stmt_simple_for_scop_p): Likewise.
22234 (find_params_in_bb): Likewise.
22235 (gather_bbs::before_dom_children): Likewise.
22236 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
22237 (add_loop_constraints): Likewise.
22239 2019-02-06 Jakub Jelinek <jakub@redhat.com>
22241 PR middle-end/89210
22242 * fold-const-call.c (fold_const_vec_convert): Pass true as last
22243 operand to new_unary_operation only if both element types are integral
22244 and it isn't a widening conversion. Return NULL_TREE if
22245 new_unary_operation failed.
22247 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
22250 * config/s390/s390.md: Remove load and test FP splitter.
22252 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
22255 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
22256 expand_compare_loop, expand_block_compare_gpr,
22257 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
22258 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
22259 #include "profile-count.h" and "predict.h" for types and functions
22260 needed to work with REG_BR_PROB notes.
22262 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
22265 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
22266 for the long branch case.
22268 2019-02-05 Jakub Jelinek <jakub@redhat.com>
22271 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
22272 can throw, non-call exceptions are enabled and we can't delete
22273 dead exceptions or alter cfg. Set must_clean if
22274 delete_insn_and_edges returns true, don't set it blindly for calls.
22275 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
22277 PR rtl-optimization/89195
22278 * combine.c (make_extraction): For MEMs, don't extract bytes outside
22279 of the original MEM.
22281 2019-02-05 Martin Liska <mliska@suse.cz>
22283 PR gcov-profile/89000
22284 * gcov.c (function_summary): Remove argument.
22285 (file_summary): New function.
22286 (print_usage): Replace tabs with spaces.
22287 (generate_results): Use new function file_summary.
22289 2019-02-05 Jakub Jelinek <jakub@redhat.com>
22292 * optabs.c (prepare_cmp_insn): Pass x and y to
22293 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
22295 2019-02-05 Richard Biener <rguenther@suse.de>
22297 PR middle-end/89150
22298 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
22299 (struct bitmap_element): Drop chain_prev so we properly recurse on
22300 the prev member, supporting tree views.
22301 (struct bitmap_head): GTY skip the obstack member.
22303 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
22306 * doc/extend.texi (Vector Extensions): Add an example of using vector
22307 types together with x86 intrinsics.
22309 2019-02-04 Alan Modra <amodra@gmail.com>
22311 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
22312 str[] size to 160, and comment.
22314 2019-02-04 Alan Modra <amodra@gmail.com>
22316 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
22317 (rs6000_pltseq_template): Guard output of TLS markers with
22318 TARGET_TLS_MARKERS.
22319 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
22320 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
22321 to use inline PLT sequences.
22322 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
22323 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
22324 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
22326 2019-02-04 Martin Liska <mliska@suse.cz>
22329 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
22330 out when ipa_fn_summaries does not contain entry for callee.
22332 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
22334 * config/sparc/sparc.h: Remove superfluous blank lines.
22335 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
22336 (got_register_rtx): ...this.
22337 (sparc_got): Adjust to above renaming.
22338 (sparc_tls_got): Likewise.
22339 (sparc_delegitimize_address): Likewise.
22340 (sparc_output_mi_thunk): Likewise.
22341 (sparc_init_pic_reg): Likewise.
22342 (save_local_or_in_reg_p): Fix test on the GOT register.
22343 (USE_HIDDEN_LINKONCE): Move around.
22344 (get_pc_thunk_name): Likewise.
22345 (gen_load_pcrel_sym): Likewise.
22346 (load_got_register): Likewise.
22348 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
22350 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
22351 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
22353 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
22355 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
22356 into consideration.
22358 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
22360 * config.gcc (with_nds32_lib, glibc):
22361 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
22362 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
22363 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
22365 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
22368 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
22369 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
22370 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
22371 (*rcpsf2_sse): Ditto.
22372 (*rsqrtsf2_sse): Ditto.
22373 (sse4_1_round<mode<2): Ditto.
22375 2019-02-03 Richard Biener <rguenther@suse.de>
22378 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
22381 2019-02-02 Jakub Jelinek <jakub@redhat.com>
22383 PR middle-end/87887
22384 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
22385 Punt with warning on aggregate return or argument types. Ignore
22386 type/mode checking for uniform arguments.
22388 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
22390 * combine.c (try_combine): Do not print "Can't combine" messages unless
22391 printing failed combination attempts.
22393 2019-02-01 Martin Jambor <mjambor@suse.cz>
22396 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
22397 segment and global segment variables before making them static.
22399 2019-02-01 Martin Jambor <mjambor@suse.cz>
22401 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
22402 missed optimization dump with dump_enabled_p.
22404 2019-02-01 Richard Biener <rguenther@suse.de>
22406 PR middle-end/88597
22407 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
22408 the instantiate cache.
22409 (instantiate_scev_binary): Elide second operand procesing
22410 if equal to the first.
22411 * tree-chrec.c (chrec_contains_symbols): Add visited set.
22412 (chrec_contains_undetermined): Likewise.
22413 (tree_contains_chrecs): Likewise.
22415 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
22417 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
22419 2019-02-01 Jakub Jelinek <jakub@redhat.com>
22421 PR tree-optimization/89143
22422 * wide-int-range.h (wide_int_range_absu): Declare.
22423 * wide-int-range.cc (wide_int_range_absu): New function.
22424 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
22426 PR tree-optimization/88107
22427 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
22428 instead of assertion that eh_region_outermost is non-NULL, if it
22429 is NULL, set *ALL to true and return NULL.
22430 (move_sese_region_to_fn): Adjust caller, if all is set, call
22431 duplicate_eh_regions with NULL region.
22433 2019-02-01 Richard Biener <rguenth@suse.de>
22435 PR rtl-optimization/88593
22436 * mode-switching.c (optimize_mode_switching): Free dominators before
22437 calling cleanup_cfg.
22439 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
22441 PR tree-optimization/88932
22442 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
22444 2019-01-31 Jakub Jelinek <jakub@redhat.com>
22446 PR middle-end/89137
22447 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
22448 bogus clang warning.
22450 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
22453 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
22454 alternative to avoid partial SSE register stall for TARGET_AVX.
22455 (truncdfsf2): Ditto.
22456 (sse4_1_round<mode>2): Ditto.
22458 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
22460 PR tree-optimization/89008
22461 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
22462 process anything of the form X * 0.
22464 2019-01-31 Richard Biener <rguenther@suse.de>
22466 PR tree-optimization/89135
22467 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
22468 with abnormal preds.
22470 2019-01-31 Jakub Jelinek <jakub@redhat.com>
22473 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
22474 always_inline callees into no_sanitize_address callers.
22476 2019-01-31 Richard Biener <rguenther@suse.de>
22478 PR rtl-optimization/89115
22479 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
22481 2019-01-30 Martin Sebor <msebor@redhat.com>
22484 * doc/extend.texi (cast to a union): Correct and expand.
22486 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
22488 PR rtl-optimization/87246
22489 * lra-constraints.c (simplify_operand_subreg): Reload memory
22490 in subreg if the address became invalid.
22492 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
22495 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
22496 Disable for little-endian.
22498 2019-01-30 Richard Biener <rguenther@suse.de>
22500 PR rtl-optimization/89115
22501 * opts.c (default_options_optimization): Reduce
22502 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
22503 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
22506 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
22508 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
22509 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
22510 type of vector element when vec_extract is implemented by direct
22513 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
22515 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
22517 2019-01-30 Richard Biener <rguenther@suse.de>
22519 PR tree-optimization/89111
22520 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
22521 canonicalization to appropriately sized access types.
22523 2019-01-30 Jakub Jelinek <jakub@redhat.com>
22526 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
22527 for arguments to functions that are TU-local and shouldn't be
22528 referenced by assembly.
22530 2019-01-30 Ulrich Drepper <drepper@redhat.com>
22532 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
22535 2019-01-29 Martin Sebor <msebor@redhat.com>
22538 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
22540 2019-01-29 Jakub Jelinek <jakub@redhat.com>
22544 * omp-simd-clone.c (simd_clone_clauses_extract)
22545 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
22546 OMP_CLAUSE_ALIGNED_ALIGNMENT.
22548 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
22550 * config.gcc: Force .init_array for ARC.
22552 2019-01-29 Richard Biener <rguenther@suse.de>
22555 * dwarf2out.c (collect_skeleton_dies): New helper.
22556 (copy_decls_for_unworthy_types): Call it.
22557 (build_abbrev_table): Assert we do not try to replace
22558 DW_AT_signature refs with local refs.
22560 2019-01-28 Jakub Jelinek <jakub@redhat.com>
22562 PR middle-end/89002
22563 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
22564 for lastprivate/linear IV, push gimplify context around gimplify_assign
22565 and, if it needed any temporaries, pop it into a gimple bind around the
22568 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
22570 * common.opt (-Wattribute-alias): Remove "no-" from name.
22571 Make -Wattribute-alias command line option and
22572 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
22574 2019-01-28 Jakub Jelinek <jakub@redhat.com>
22577 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
22578 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
22580 (bmi2): Add missing @opindex.
22581 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
22582 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
22583 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
22584 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
22585 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
22586 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
22587 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
22588 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
22589 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
22590 xsavec, xsaveopt and xsaves options.
22592 2019-01-28 Richard Biener <rguenther@suse.de>
22595 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
22598 2019-01-28 Richard Biener <rguenther@suse.de>
22600 PR tree-optimization/88739
22601 * tree-cfg.c (verify_types_in_gimple_reference): Verify
22602 BIT_FIELD_REFs only are applied to mode-precision operands
22603 when they are integral.
22604 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
22605 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
22606 BIT_FIELD_REFs of non-mode-precision integral operands.
22608 2019-01-27 Jakub Jelinek <jakub@redhat.com>
22611 * config/i386/sse.md
22612 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
22613 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
22614 first constants in pairs are multiples of 2. Formatting fixes.
22615 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
22616 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
22617 first constants in each quadruple are multiples of 4. Formatting fixes.
22619 2019-01-26 Martin Jambor <mjambor@suse.cz>
22622 * tree-inline.c: Include tree-cfgcleanup.h.
22623 (delete_unreachable_blocks_update_callgraph): Move...
22624 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
22625 ...here, make externally visible, make second argument bool, adjust
22627 * tree-cfgcleanup.c: Include cgraph.h.
22628 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
22630 * ipa-prop.c: Include tree-cfgcleanup.h.
22631 (ipcp_transform_function): Call
22632 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
22634 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
22636 PR rtl-optimization/88846
22637 * ira.c (process_set_for_memref_referenced_p): New.
22638 (memref_referenced_p): Add new param. Use
22639 process_set_for_memref_referenced_p. Add new switch cases.
22640 (memref_used_between_p): Pass new arg to memref_referenced_p.
22642 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
22645 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
22646 argument ABI_BREAK. Set to true if the calculated alignment has
22647 changed in gcc-9. Check bit-fields for their base type alignment.
22648 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
22649 (aarch64_function_arg_boundary): Likewise.
22650 (aarch64_gimplify_va_arg_expr): Likewise.
22652 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
22654 PR middle-end/89037
22655 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
22656 instead of accessing TREE_INT_CST_ELT directly.
22658 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
22660 * doc/sourcebuild.texi (Environment attributes): Add fenv and
22661 fenv_exceptions description.
22663 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
22665 PR rtl-optimization/87763
22666 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
22667 Allow SUBREG when matching CC_NZmode compare.
22669 2019-01-25 Richard Biener <rguenther@suse.de>
22671 PR tree-optimization/89049
22672 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
22673 Look at the pattern stmt to determine if the stmt is vectorized.
22675 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
22677 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
22678 (pred_mov<mode>): Handle all-register forms using both a new
22679 alternative and a split.
22681 2019-01-25 Richard Biener <rguenther@suse.de>
22683 PR tree-optimization/86865
22684 * graphite-scop-detection.c (scop_detection::can_represent_loop):
22685 Reject non-do-while loops.
22687 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
22689 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
22690 * config/rs6000/constraints.md (Q constraint): Use REG_P.
22691 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
22692 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
22693 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
22694 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22695 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
22696 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
22697 vlogical_operand, gpc_reg_operand, int_reg_operand,
22698 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
22699 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
22700 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
22701 (save_world_operation, restore_world_operation, lmw_operation,
22702 stmw_operation): Use MEM_P and REG_P.
22703 (tie_operand): Use MEM_P.
22704 (vrsave_operation, crsave_operation): Use REG_P.
22705 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
22706 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
22707 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
22708 (call_operand): Use HARD_REGISTER_P.
22709 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
22711 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
22712 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
22713 quad_aligned_load_p, replace_swapped_aligned_store,
22714 recombine_lvx_pattern, replace_swapped_aligned_load,
22715 recombine_stvx_pattern): Use MEM_P.
22716 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
22717 Use MEM_P and SYMBOL_REF_P.
22718 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
22719 (insn_is_swappable_p): Use REG_P and MEM_P.
22720 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
22721 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
22723 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
22724 Use CONST_DOUBLE_P.
22725 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
22727 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
22728 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
22729 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
22730 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
22732 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
22733 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
22734 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
22735 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
22736 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
22737 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
22738 rs6000_split_logical_di): Use CONST_INT_P.
22739 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
22740 REG_P and SYMBOL_REF_P.
22741 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
22742 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
22743 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
22744 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
22745 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
22746 (small_data_operand, print_operand_address): Use CONST_INT_P and
22748 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
22749 (rs6000_init_hard_regno_mode_ok, direct_move_p):
22750 Use HARD_REGISTER_NUM_P.
22751 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
22752 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
22753 SUBREG_P and SYMBOL_REF_P.
22754 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
22755 and HARD_REGISTER_NUM_P.
22756 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
22758 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
22759 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
22761 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
22762 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
22763 find_addr_reg): Use REG_P.
22764 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
22765 (rs6000_emit_le_vsx_move): Use SUBREG_P.
22766 (offsettable_ok_by_alignment, constant_pool_expr_p,
22767 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
22768 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
22769 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
22770 rs6000_assemble_integer, create_TOC_reference,
22771 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
22772 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
22773 (rs6000_split_vec_extract_var): Use reg_or_subregno.
22774 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
22775 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
22776 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22777 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22778 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
22779 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
22780 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
22781 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
22782 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
22783 and cbranch<mode>4): Use CONST_INT_P.
22784 (multiple define_splits): Use REG_P and SUBREG_P.
22785 (define_expands call, call_value): Use MEM_P.
22786 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
22787 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
22788 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
22789 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
22790 and HARD_REGISTER_NUM_P.
22791 (multiple define_splits): Use HARD_REGISTER_NUM_P.
22793 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
22795 PR rtl-optimization/88948
22796 * rtl.h (prepare_copy_insn): New prototype.
22797 * gcse.c (prepare_copy_insn): New function, split out from
22798 process_insert_insn.
22799 (process_insert_insn): Use prepare_copy_insn.
22800 * store-motion.c (replace_store_insn): Use prepare_copy_insn
22801 instead of gen_move_insn.
22803 2019-01-24 Jakub Jelinek <jakub@redhat.com>
22806 * config/i386/i386.c (ix86_pic_register_p): Return true for
22807 UNSPEC_SET_GOT too.
22809 PR tree-optimization/88964
22810 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
22811 punt if HONOR_SNANS (chrec).
22813 PR middle-end/89015
22814 * tree-nested.c (convert_nonlocal_reference_stmt,
22815 convert_local_reference_stmt, convert_tramp_reference_stmt,
22816 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
22817 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
22818 or GIMPLE_OMP_TASK.
22820 PR tree-optimization/89027
22821 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
22822 for "omp simd array" variables.
22824 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
22827 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
22828 force the alignment of m_val.
22830 2019-01-24 Richard Biener <rguenther@suse.de>
22833 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
22834 When in "legacy" debug mode make sure to reset self-origins.
22836 2019-01-24 Martin Liska <mliska@suse.cz>
22838 PR gcov-profile/88994
22839 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
22840 result will be always smaller or equal to the original.
22841 * gcov.c (mangle_name): Fix else branch where we should
22842 also copy to PTR and shift the pointer.
22844 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
22846 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
22847 * vr-values.c (find_case_label_ranges): Fix a comment typo.
22849 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
22851 * common/config/i386/i386-common.c
22852 (OPTION_MASK_ISA_ENQCMD_SET,
22853 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
22854 (ix86_handle_option): Handle -menqcmd.
22855 * config.gcc (enqcmdintrin.h): New header file.
22856 * config/i386/cpuid.h (bit_ENQCMD): New bit.
22857 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
22859 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
22861 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
22862 __builtin_ia32_enqcmds): New builtins.
22863 * config/i386/i386-c.c (__ENQCMD__): New macro.
22864 * config/i386/i386-option.c (ix86_target_string): Add
22866 (ix86_valid_target_attribute_inner_p): Likewise.
22867 * config/i386/i386-expand.c
22868 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
22869 IX86_BUILTIN_ENQCMDS.
22870 * config/i386/i386.h (TARGET_ENQCMD): New.
22871 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
22872 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
22873 (movdir64b_<mode>): Parameterize to enable share expansion code
22874 with ENQCMD in function ix86_expand_builtin.
22875 * config/i386/i386.opt: Add -menqcmd.
22876 * config/i386/immintrin.h: Include enqcmdintrin.h.
22877 * config/i386/enqcmdintrin.h: New intrinsic file.
22878 * doc/invoke.texi: Add -menqcmd.
22880 2019-01-23 Bin Cheng <bin.cheng@arm.com>
22881 Steve Ellcey <sellcey@marvell.com>
22884 * recog.c (address_operand): Return false on wrong mode for address.
22885 (constrain_operands): Check for mode with 'p' constraint.
22887 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
22890 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
22891 Disparage MMX alternative.
22892 (sse2_cvtpd2pi): Ditto.
22893 (sse2_cvttpd2pi): Ditto.
22895 2019-01-23 David Malcolm <dmalcolm@redhat.com>
22898 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
22899 use-after-free of the result of
22900 aarch64_get_extension_string_for_isa_flags.
22902 2019-01-23 Jakub Jelinek <jakub@redhat.com>
22905 * doc/extend.texi: Document break and continue behavior in
22906 statement expressions.
22908 2019-01-23 Richard Biener <rguenther@suse.de>
22910 PR tree-optimization/89008
22911 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
22912 not leave another stray operand.
22914 2019-01-23 Jakub Jelinek <jakub@redhat.com>
22916 * BASE-VER: Bump to 9.0.1.
22918 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
22920 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
22921 thunk that returns by reference, use the type of the return object
22922 of the thunk instead of that of the alias to build the dereference.
22924 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
22926 * config/arc/atomic.md: Add operand to DMB instruction.
22928 2019-01-23 Jakub Jelinek <jakub@redhat.com>
22930 PR tree-optimization/88964
22931 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
22932 build_zero_cst instead of build_int_cst. Return false for loop
22933 invariants which honor signed zeros.
22935 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
22937 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
22939 2019-01-22 Jakub Jelinek <jakub@redhat.com>
22942 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
22943 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
22944 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
22946 PR middle-end/88968
22947 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
22948 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
22951 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
22952 Disable for little endian.
22954 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
22957 * config/arm/arm.c (arm_needs_double_word_align): Check
22958 DECL_BIT_FIELD_TYPE.
22960 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
22961 H.J. Lu <hongjiu.lu@intel.com>
22964 * config/i386/i386-builtin.def: Add mask2 to all builtin
22965 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
22967 * config/i386/i386.c (BDESC): Add mask2 to the definition.
22968 (BDESC_FIRST): Likewise.
22969 (define_builtin): Add an argument for mask2. Updated to handle
22970 both ix86_isa_flags and ix86_isa_flags2.
22971 (define_builtin_const): Likewise.
22972 (define_builtin_pure): Likewise.
22973 (define_builtin2): Deleted.
22974 (define_builtin_const2): Likewise.
22975 (builtin_description): Add a member, mask2.
22976 (bdesc_*): Add mask2 to builtin initializations.
22977 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
22978 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
22980 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
22982 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
22985 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
22988 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
22991 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
22992 alignment is dominated by a bitfield with 64-bit aligned base type.
22993 (arm_function_arg): Emit a warning if the alignment has changed since
22994 earlier GCC releases.
22995 (arm_function_arg_boundary): Likewise.
22996 (arm_setup_incoming_varargs): Likewise.
22998 2019-01-22 Richard Biener <rguenther@suse.de>
23000 PR tree-optimization/88862
23001 * graphite-scop-detection.c
23002 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
23004 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
23006 * doc/extend.tex (AMD GCN Function Attributes): New section.
23007 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
23008 * doc/invoke.texi (AMD GCN Options): New section.
23009 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
23011 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
23013 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
23014 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
23016 2019-01-22 Jakub Jelinek <jakub@redhat.com>
23018 PR tree-optimization/88044
23019 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
23020 is false in the first iteration, but !every_iteration, return false
23021 instead of true with niter->niter zero.
23023 PR rtl-optimization/88904
23024 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
23025 any nonequal registers before processing BB_END (b).
23028 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
23030 (expand_binop_directly, expand_doubleword_clz,
23031 expand_doubleword_popcount, expand_ctz, expand_ffs,
23032 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
23034 PR rtl-optimization/49429
23036 PR rtl-optimization/86334
23038 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
23039 addressable from here...
23040 (emit_block_op_via_libcall): ... to here.
23042 2019-01-22 Richard Biener <rguenther@suse.de>
23044 * tree-vect-loop.c (vect_analyze_loop_operations): Use
23045 auto_vec for cost vector to fix memleak.
23046 (vectorize_fold_left_reduction): Properly gather SLP defs.
23047 (vectorizable_comparison): Do not swap operands to properly
23050 2019-01-22 Alan Modra <amodra@gmail.com>
23053 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
23054 stays a reg. Allow a const_int.
23055 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
23056 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
23057 (IS_NOMARK_TLSGETADDR): Define.
23058 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
23059 (rs6000_output_tlsargs): New function.
23060 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
23061 __tls_get_addr call takes an arg.
23062 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
23063 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
23065 (call_value_nonlocal_sysv): ..or here, delete split.
23066 (tls_gdld_nomark): Delete.
23067 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
23068 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
23069 (call_value_nonlocal_sysv): Likewise.
23070 (call_value_nonlocal_sysv_secure): Likewise.
23071 (call_value_nonlocal_aix): Likewise.
23072 (call_value_indirect_aix): Likewise.
23073 (call_value_indirect_elfv2): Likewise.
23074 (call_value_local32, call_value_local64): Disable for no-mark tls.
23075 (call_value_local_aix): Likewise.
23077 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
23080 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
23081 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
23083 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
23085 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
23086 string contents as hash_map keys.
23088 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23091 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
23092 for rvalue context. Handle rvalues correctly. Use min_align_of_type
23093 instead of TYPE_ALIGN.
23094 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
23095 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
23096 pointer from TYPE_STUB_DECL.
23098 2019-01-21 Richard Biener <rguenther@suse.de>
23100 PR tree-optimization/88934
23101 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
23102 at the possibly non-constant operand.
23103 (vect_get_constant_vectors): Adjust.
23105 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
23108 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
23109 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
23110 instead of _X86INTRIN_H_INCLUDED.
23111 * onfig/i386/clwbintrin.h: Likewise.
23112 * config/i386/pkuintrin.h: Likewise.
23113 * config/i386/prfchwintrin.h: Likewise.
23114 * config/i386/rdseedintrin.h: Likewise.
23115 * config/i386/wbnoinvdintrin.h: Likewise.
23116 * config/i386/xsavecintrin.h: Likewise.
23117 * config/i386/xsavesintrin.h: Likewise.
23118 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
23119 * config/i386/xsaveintrin.h: Likewise.
23120 * config/i386/xsaveoptintrin.h: Likewise.
23121 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
23122 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
23123 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
23124 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
23125 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
23126 * config/i386/immintrin.h: Here.
23128 2019-01-20 Martin Jambor <mjambor@suse.cz>
23131 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
23132 with aa_walk_budget.
23133 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
23134 aa_walk_budget_p parameter.
23135 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
23136 walk. Updated all callers.
23137 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
23138 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
23140 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
23141 parameter info. Extract info from fbi. Pass fbi to recursive calls
23142 and to unmodified_parm.
23143 (phi_result_unknown_predicate): New parameter fbi, removed parameter
23144 info, updated call to will_be_nonconstant_expr_predicate.
23145 (param_change_prob): New parameter fbi, limit AA walking.
23146 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
23147 calls to various above functions.
23148 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
23149 parameter. Use it to limit AA walking.
23150 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
23151 fbi, limit AA walk.
23152 (detect_type_change): New parameter fbi, pass it on to
23153 detect_type_change_from_memory_writes.
23154 (detect_type_change_ssa): Likewise.
23155 (aa_overwalked): Removed.
23156 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
23157 accordingly, adjust to the neew AA limiting scheme.
23158 (parm_ref_data_preserved_p): Likewise.
23159 (ipa_compute_jump_functions_for_edge): Adjust call to
23161 (ipa_analyze_call_uses): Likewise.
23162 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
23163 (ipa_analyze_node): Initialize aa_walk_budget.
23164 (ipcp_transform_function): Likewise.
23165 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
23166 to get_dynamic_type.
23168 2019-01-19 Jakub Jelinek <jakub@redhat.com>
23170 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
23171 outside of #if CHECKING_P code.
23173 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
23175 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
23176 New function, split out from...
23177 (loop_versioning::analyze_stride): ...here.
23178 (loop_versioning::find_per_loop_multiplication): Use gassign.
23179 (loop_versioning::analyze_term_using_scevs): Return a success code.
23180 (loop_versioning::analyze_arbitrary_term): New function.
23181 (loop_versioning::analyze_address_fragment): Use
23182 analyze_arbitrary_term if all else fails.
23184 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
23187 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
23190 2019-01-18 Richard Biener <rguenther@suse.de>
23192 PR tree-optimization/88903
23193 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
23194 scalar stmts a SLP shift amount is composed of when detecting
23197 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
23200 * config/arm/arm-cpus.in (mp): New feature.
23201 (sec): New feature.
23202 (fgroup ARMv7ve): Add mp and sec features.
23203 (arch armv7-a): Add options to allow mp and sec extensions.
23204 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
23205 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
23206 extenstions to the base architecture.
23207 (cpu cortex-a8): Add sec extension to the base architecture.
23208 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
23209 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
23210 variants down to the base v7-a varaint.
23211 * config/arm/t-multilib (v7_a_arch_variants): New variable.
23212 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
23213 of permitted extensions for -march=armv7-a and for
23214 -mcpu=generic-armv7-a.
23216 2019-01-18 Martin Liska <mliska@suse.cz>
23218 * params.def: Fix comment.
23219 * tree-profile.c (gimple_init_gcov_profiler): Bump function
23221 (gimple_gen_ic_func_profiler): Likewise.
23223 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23225 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
23226 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
23227 and put in error checks for stack protector guard options.
23228 (aarch64_stack_protect_guard): New.
23229 (TARGET_STACK_PROTECT_GUARD): Define.
23230 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
23231 (reg_stack_protect_address<mode>): New.
23232 (stack_protect_set): Adjust for SSP_GLOBAL.
23233 (stack_protect_test): Likewise.
23234 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
23235 (-mstack-protector-guard): Likewise.
23236 (-mstack-protector-guard-offset): Likewise.
23238 2019-01-18 Jakub Jelinek <jakub@redhat.com>
23240 PR tree-optimization/86214
23241 * tree-inline.h (struct copy_body_data): Add
23242 add_clobbers_to_eh_landing_pads member.
23243 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
23244 (copy_edges_for_bb): Call it if EH edge destination is <
23245 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
23246 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
23247 if flag_stack_reuse != SR_NONE and clear it afterwards.
23249 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
23252 * doc/install.texi (with-multilib-list): Document for aarch64.
23254 2019-01-18 Jakub Jelinek <jakub@redhat.com>
23257 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
23258 (("..."))) with ("...").
23260 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
23262 * doc/extend.texi (Built-in Functions for Memory Model Aware
23263 Atomic Operations): Document atomic fetch and nand.
23265 2019-01-18 Martin Liska <mliska@suse.cz>
23266 Richard Biener <rguenther@suse.de>
23268 PR middle-end/88587
23269 * cgraph.h (create_version_clone_with_body): Add new argument
23271 * cgraphclones.c (cgraph_node::create_version_clone): Add
23272 DECL_ATTRIBUTES to a newly created decl. And call
23273 valid_attribute_p so that proper cl_target_optimization_node
23274 is set for the newly created declaration.
23275 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
23277 (expand_target_clones): Do not call valid_attribute_p, it must
23279 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
23282 2019-01-17 Jakub Jelinek <jakub@redhat.com>
23285 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
23286 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
23287 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
23289 2019-01-17 Martin Sebor <msebor@redhat.com>
23291 PR middle-end/88273
23292 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
23293 Handle anti-ranges the same as no range at all.
23295 2018-01-17 Steve Ellcey <sellcey@cavium.com>
23297 * config/aarch64/aarch64.c (cgraph.h): New include.
23298 (intl.h): New include.
23299 (supported_simd_type): New function.
23300 (currently_supported_simd_type): Ditto.
23301 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
23302 (aarch64_simd_clone_adjust): Ditto.
23303 (aarch64_simd_clone_usable): Ditto.
23304 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
23305 (TARGET_SIMD_CLONE_ADJUST): Ditto.
23306 (TARGET_SIMD_CLONE_USABLE): Ditto.
23307 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
23308 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
23311 2019-01-17 Martin Sebor <msebor@redhat.com>
23313 PR tree-optimization/88800
23314 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
23315 NO_WARNING bit here. Avoid folding out-of-bounds calls.
23316 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
23317 redundant argument. Add new argument and issue diagnostics under
23318 its control. Detect out-of-bounds access even with warnings
23320 (check_bounds_or_overlap): Change return type. Add argument.
23321 (wrestrict_dom_walker::check_call): Adjust.
23322 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
23323 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
23324 check_bounds_or_overlap's return value.
23325 (handle_builtin_stxncpy): Same.
23326 (handle_builtin_strcat): Same.
23328 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
23329 Kwok Cheung Yeung <kcy@codesourcery.com>
23330 Julian Brown <julian@codesourcery.com>
23331 Tom de Vries <tom@codesourcery.com>
23333 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
23335 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
23337 * doc/sourcebuild.texi: Document dg-require-effective-target
23338 llvm_binutils and offload_gcn.
23340 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
23341 Kwok Cheung Yeung <kcy@codesourcery.com>
23342 Julian Brown <julian@codesourcery.com>
23343 Tom de Vries <tom@codesourcery.com>
23345 * doc/sourcebuild.texi: Document dg-required-effective-target
23348 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
23349 Kwok Cheung Yeung <kcy@codesourcery.com>
23350 Julian Brown <julian@codesourcery.com>
23351 Tom de Vries <tom@codesourcery.com>
23352 Jan Hubicka <hubicka@ucw.cz>
23353 Martin Jambor <mjambor@suse.cz>
23355 * config.gcc: Add amdgcn*-*-amdhsa configuration.
23356 * configure.ac: Check for dlopen.
23357 * configure: Regenerate.
23359 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
23360 Kwok Cheung Yeung <kcy@codesourcery.com>
23361 Julian Brown <julian@codesourcery.com>
23362 Tom de Vries <tom@codesourcery.com>
23363 Jan Hubicka <hubicka@ucw.cz>
23364 Martin Jambor <mjambor@suse.cz>
23366 * common/config/gcn/gcn-common.c: New file.
23367 * config/gcn/driver-gcn.c: New file.
23368 * config/gcn/gcn-builtins.def: New file.
23369 * config/gcn/gcn-hsa.h: New file.
23370 * config/gcn/gcn-modes.def: New file.
23371 * config/gcn/gcn-opts.h: New file.
23372 * config/gcn/gcn-passes.def: New file.
23373 * config/gcn/gcn-protos.h: New file.
23374 * config/gcn/gcn-run.c: New file.
23375 * config/gcn/gcn-tree.c: New file.
23376 * config/gcn/gcn.c: New file.
23377 * config/gcn/gcn.h: New file.
23378 * config/gcn/gcn.opt: New file.
23379 * config/gcn/t-gcn-hsa: New file.
23381 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
23382 Kwok Cheung Yeung <kcy@codesourcery.com>
23383 Julian Brown <julian@codesourcery.com>
23384 Tom de Vries <tom@codesourcery.com>
23385 Jan Hubicka <hubicka@ucw.cz>
23386 Martin Jambor <mjambor@suse.cz>
23388 * config/gcn/constraints.md: New file.
23389 * config/gcn/gcn-valu.md: New file.
23390 * config/gcn/gcn.md: New file.
23391 * config/gcn/predicates.md: New file.
23393 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
23395 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
23396 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
23397 (stmt_uses_0_or_null_in_undefined_way): Likewise.
23398 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
23400 2019-01-17 Tamar Christina <tamar.christina@arm.com>
23403 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
23404 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
23405 it and document registers.
23407 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23409 * config/aarch64/aarch64.c (ares_tunings): Define.
23410 * config/aarch64/aarch64-cores.def (ares): Use the above.
23412 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
23416 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
23418 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
23419 (_mm512_fixupimm_round_pd): Update parameters and builtin.
23420 (_mm512_maskz_fixupimm_round_pd): Ditto.
23421 (_mm512_fixupimm_round_ps): Ditto.
23422 (_mm512_maskz_fixupimm_round_ps): Ditto.
23423 (_mm_fixupimm_round_sd): Ditto.
23424 (_mm_maskz_fixupimm_round_sd): Ditto.
23425 (_mm_fixupimm_round_ss): Ditto.
23426 (_mm_maskz_fixupimm_round_ss): Ditto.
23427 (_mm512_fixupimm_pd): Ditto.
23428 (_mm512_maskz_fixupimm_pd): Ditto.
23429 (_mm512_fixupimm_ps): Ditto.
23430 (_mm512_maskz_fixupimm_ps): Ditto.
23431 (_mm_fixupimm_sd): Ditto.
23432 (_mm_maskz_fixupimm_sd): Ditto.
23433 (_mm_fixupimm_ss): Ditto.
23434 (_mm_maskz_fixupimm_ss): Ditto.
23435 (_mm512_mask_fixupimm_round_pd): Update builtin.
23436 (_mm512_mask_fixupimm_round_ps): Ditto.
23437 (_mm_mask_fixupimm_round_sd): Ditto.
23438 (_mm_mask_fixupimm_round_ss): Ditto.
23439 (_mm512_mask_fixupimm_pd): Ditto.
23440 (_mm512_mask_fixupimm_ps): Ditto.
23441 (_mm_mask_fixupimm_sd): Ditto.
23442 (_mm_mask_fixupimm_ss): Ditto.
23443 * config/i386/avx512vlintrin.h:
23444 (_mm256_fixupimm_pd): Update parameters and builtin.
23445 (_mm256_maskz_fixupimm_pd): Ditto.
23446 (_mm256_fixupimm_ps): Ditto.
23447 (_mm256_maskz_fixupimm_ps): Ditto.
23448 (_mm_fixupimm_pd): Ditto.
23449 (_mm_maskz_fixupimm_pd): Ditto.
23450 (_mm_fixupimm_ps): Ditto.
23451 (_mm_maskz_fixupimm_ps): Ditto.
23452 (_mm256_mask_fixupimm_pd): Update builtin.
23453 (_mm256_mask_fixupimm_ps): Ditto.
23454 (_mm_mask_fixupimm_pd): Ditto.
23455 (_mm_mask_fixupimm_ps): Ditto.
23456 * config/i386/i386-builtin-types.def: Add new types and remove
23458 * config/i386/i386-builtin.def: Update builtin definitions.
23459 * config/i386/i386.c: Handle new builtin types and remove useless ones.
23460 * config/i386/sse.md: Update VFIXUPIMM* patterns.
23461 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
23462 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
23463 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
23464 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
23465 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
23466 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
23467 * config/i386/subst.md:
23468 (round_saeonly_sd_mask_operand4): Add new subst_attr.
23469 (round_saeonly_sd_mask_op4): Ditto.
23470 (round_saeonly_expand_operand5): Ditto.
23471 (round_saeonly_expand): Update.
23473 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
23477 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
23479 * config/i386/sse.md: Combine VFIXUPIMM* patterns
23480 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
23481 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
23482 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
23483 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
23484 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
23485 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
23487 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
23491 2018-12-15 Jakub Jelinek <jakub@redhat.com>
23494 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
23495 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
23496 instead of UNSPEC_FIXUPIMM.
23498 2019-01-17 Richard Biener <rguenther@suse.de>
23501 * dwarf2out.c (want_pubnames): Never generate pubnames sections
23502 and friends for the LTO part of debug info.
23504 2019-01-17 Jakub Jelinek <jakub@redhat.com>
23506 PR tree-optimization/86214
23507 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
23510 PR rtl-optimization/88870
23511 * dce.c (deletable_insn_p): Never delete const/pure calls that can
23512 throw if we can't alter the cfg or delete dead exceptions.
23513 (mark_insn): Don't call find_call_stack_args for such calls.
23515 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
23517 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
23518 prototypes for vec_st.
23519 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
23520 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
23521 mainly on signed/unsigned long long and double.
23523 2019-01-16 David Malcolm <dmalcolm@redhat.com>
23526 * combine.c (delete_noop_moves): Convert to "bool" return,
23527 returning true if any edges are eliminated.
23528 (combine_instructions): Also return true if delete_noop_moves
23531 2019-01-16 Tamar Christina <tamar.christina@arm.com>
23533 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
23534 correct max nunits for endian swap.
23535 (aarch64_expand_fcmla_builtin): Correct subreg code.
23536 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
23537 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
23540 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
23542 * config/alpha/alpha.c (alpha_gimplify_va_arg):
23543 Handle split indirect COMPLEX_TYPE arguments.
23545 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
23548 * config/aarch64/aarch64-modes.def: Add comment about how the carry
23549 bit is set by add and compare.
23550 (CC_ADC): New CC_MODE.
23551 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
23552 to cache the code and mode of X. Adjust the shape of a CC_Cmode
23553 comparison. Add detection for CC_ADCmode.
23554 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
23556 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
23557 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
23558 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
23559 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
23560 to eliminate the need for zero-extending the operands.
23561 (add<mode>3_compareC_imm): Delete. Merge into ...
23562 (add<mode>3_compareC): ... this. Restructure the comparison to
23563 eliminate the need for zero-extending the operands.
23564 (add<mode>3_carryin): Use LTU for the overflow detection.
23565 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
23566 Reexpress comparison for overflow.
23567 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
23568 (add<mode>3_carryinC): Likewise.
23569 (add<mode>3_carryinV): Use LTU for carry between partials.
23570 * config/aarch64/predicates.md (aarch64_carry_operation): Update
23571 handling of CC_Cmode and add CC_ADCmode.
23572 (aarch64_borrow_operation): Likewise.
23574 2019-01-16 Tamar Christina <tamar.christina@arm.com>
23576 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands):
23577 Remove patternmode.
23578 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
23579 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
23580 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>):
23581 Remove endianness conversion.
23583 2019-01-16 Martin Liska <mliska@suse.cz>
23585 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
23587 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
23589 * gcc.c (add_sysrooted_hdrs_prefix): New function.
23590 (path_prefix_reset): Move up in the source file.
23591 (find_fortran_preinclude_file): Make complex search for the
23592 fortran header files.
23594 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
23596 * godump.c (go_output_typedef): When outputting a typedef, refer
23597 to the underlying type by its name and not its structure.
23599 2019-01-15 David Malcolm <dmalcolm@redhat.com>
23602 * tree.c (build_function_type): Assert that arg_types is not
23605 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
23607 PR inline-asm/52813
23608 * doc/extend.texi: Document that listing the stack pointer in the
23609 clobber list of an asm is a deprecated feature.
23610 * common.opt (Wdeprecated): Moved from c-family/c.opt.
23611 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
23612 warning instead of an error for clobbers of the stack pointer.
23613 Add a note explaining why.
23615 2019-01-15 Richard Biener <rguenther@suse.de>
23618 * dwarf2out.c (gen_member_die): Do not generate inheritance
23621 2019-01-15 Richard Biener <rguenther@suse.de>
23623 PR tree-optimization/88855
23624 * tree-if-conv.c (combine_blocks): Collect
23625 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
23627 2019-01-15 Tom de Vries <tdevries@suse.de>
23630 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
23631 lhs == NULL_TREE for gang-level reduction.
23633 2019-01-15 Richard Biener <rguenther@suse.de>
23634 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23637 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
23638 return true if SSA_NAME is already marked in visited bitmap.
23639 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
23641 2019-01-15 Jakub Jelinek <jakub@redhat.com>
23643 PR tree-optimization/88775
23644 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
23645 equal == 0 equality pointer comparisons some more if compared in
23646 integral types and either one points to an automatic var and the
23647 other to a global, or we can prove at least one points to the middle
23648 or both point to start or both point to end.
23650 2019-01-14 Andi Kleen <ak@linux.intel.com>
23652 * Makefile.in: Lower autofdo sampling rate by 10x.
23653 * Makefile.tpl: Dito.
23655 2019-01-14 Tom Honermann <tom@honermann.net>
23657 * defaults.h: Define CHAR8_TYPE.
23659 2019-01-14 Martin Sebor <msebor@redhat.com>
23662 * doc/extend.texi (Darwin Format Checks): Clarify.
23664 2019-01-14 Richard Biener <rguenther@suse.de>
23666 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
23667 whether we are in (simplify ...) or (match ...) context.
23669 2019-01-14 Jakub Jelinek <jakub@redhat.com>
23671 PR rtl-optimization/88796
23672 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
23673 * cfgexpand.c (stack_protect_prologue): Initialize
23674 crtl->stack_protect_guard_decl.
23675 * function.c (stack_protect_epilogue): Use it instead of calling
23676 targetm.stack_protect_guard again.
23677 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
23678 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
23679 crtl->stack_protect_guard_decl.
23680 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
23681 on the returned MEM_EXPR.
23683 2019-01-12 Tom de Vries <tdevries@suse.de>
23685 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
23686 vector length using -fopenacc-dim.
23688 2019-01-12 Tom de Vries <tdevries@suse.de>
23690 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
23691 lengths into account.
23693 2019-01-12 Svante Signell <svante.signell@gmail.com>
23695 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
23696 (TARGET_CAN_SPLIT_STACK): Define.
23697 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
23699 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
23701 * params.def (inline-unit-growth): Set to 40.
23703 2019-01-12 Jakub Jelinek <jakub@redhat.com>
23705 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
23707 2019-01-12 Tom de Vries <tdevries@suse.de>
23709 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
23710 region calling vector-partitionable routine, set default_vector_length
23713 2019-01-12 Tom de Vries <tdevries@suse.de>
23715 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
23716 variable default_vector_length.
23718 2019-01-12 Tom de Vries <tdevries@suse.de>
23720 PR middle-end/88703
23721 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
23722 from oacc_default_dims, as oacc_validate_dims would do it, and apply
23725 2019-01-12 Tom de Vries <tdevries@suse.de>
23727 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
23728 (nvptx_goacc_validate_dims): Add used parameter.
23729 * doc/tm.texi: Regenerate.
23730 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
23731 argument to call to targetm.goacc.validate_dims.
23732 (default_goacc_validate_dims): Add used
23734 * target.def (validate_dims): Add used parameter in DEFHOOK.
23735 * targhooks.h (default_goacc_validate_dims): Add used parameter.
23737 2019-01-11 Jakub Jelinek <jakub@redhat.com>
23739 PR middle-end/85956
23741 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
23743 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
23744 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
23745 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
23746 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
23748 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
23750 PR rtl-optimization/87305
23752 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
23753 for little endian pseudos used as paradoxical subreg.
23755 2019-01-11 Jakub Jelinek <jakub@redhat.com>
23757 PR tree-optimization/88693
23758 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
23759 for STRING_CSTs that don't contain any NUL characters in the first
23760 TREE_STRING_LENGTH bytes.
23762 2019-01-11 Alan Modra <amodra@gmail.com>
23766 * genattrtab.c (min_fn): Don't translate values.
23767 (min_attr_value): Return INT_MAX when the value can't be calculated.
23768 Return minimum among any values that can be calculated.
23769 (max_attr_value): Adjust.
23771 2019-01-11 Jakub Jelinek <jakub@redhat.com>
23773 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
23775 2019-01-11 Steve Ellcey <sellcey@marvell.com>
23777 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
23778 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
23779 (aarch64_return_call_with_max_clobbers): New function.
23780 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
23781 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
23783 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
23784 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
23785 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
23786 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
23787 * cselib.c (cselib_process_insn): Add argument to
23788 targetm.hard_regno_call_part_clobbered call.
23789 * ira-conflicts.c (ira_build_conflicts): Ditto.
23790 * ira-costs.c (ira_tune_allocno_costs): Ditto.
23791 * lra-constraints.c (inherit_reload_reg): Ditto.
23792 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
23793 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
23794 argument. Call targetm.return_call_with_max_clobbers.
23795 Add argument to targetm.hard_regno_call_part_clobbered call.
23796 (calls_have_same_clobbers_p): New function.
23797 (process_bb_lives): Add call_insn and last_call_insn variables.
23798 Pass call_insn to check_pseudos_live_through_calls.
23799 Modify if stmt to check targetm.return_call_with_max_clobbers.
23800 Update setting of flush variable.
23801 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
23803 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
23804 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
23805 targetm.hard_regno_call_part_clobbered call.
23806 * reginfo.c (choose_hard_reg_mode): Ditto.
23807 * regrename.c (check_new_reg_p): Ditto.
23808 * reload.c (find_equiv_reg): Ditto.
23809 * reload1.c (emit_reload_insns): Ditto.
23810 * sched-deps.c (deps_analyze_insn): Ditto.
23811 * sel-sched.c (init_regs_for_mode): Ditto.
23812 (mark_unavailable_hard_regs): Ditto.
23813 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
23814 * target.def (hard_regno_call_part_clobbered): Add insn argument.
23815 (return_call_with_max_clobbers): New target function.
23816 * doc/tm.texi: Regenerate.
23817 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
23818 * hooks.c (hook_bool_uint_mode_false): Change to
23819 hook_bool_insn_uint_mode_false.
23820 * hooks.h (hook_bool_uint_mode_false): Ditto.
23822 2019-01-11 Steve Ellcey <sellcey@marvell.com>
23824 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
23825 (aarch64_remove_extra_call_preserved_regs): New function.
23826 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
23827 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
23828 * doc/tm.texi: Regenerate.
23829 * final.c (get_call_reg_set_usage): Call new hook.
23830 * target.def (remove_extra_call_preserved_regs): New hook.
23831 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
23832 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
23834 2019-01-11 Jakub Jelinek <jakub@redhat.com>
23837 * passes.c (finish_optimization_passes): Call print_combine_total_stats
23838 inside of pass_combine_1 dump rather than pass_profile_1.
23840 2019-01-11 Tom de Vries <tdevries@suse.de>
23842 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
23843 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
23844 (PTX_NUM_PER_WORKER_BARRIERS): Define.
23845 (nvptx_apply_dim_limits): Prevent vector_length 64 and
23848 2019-01-11 Tom de Vries <tdevries@suse.de>
23850 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
23852 2019-01-11 Jan Beulich <jbeulich@suse.com>
23854 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
23855 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
23856 sse2_cvtsi2sd): Add {l}.
23857 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
23860 2019-01-10 Jakub Jelinek <jakub@redhat.com>
23863 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
23865 (*float<floatunssuffix>v2div2sf2): New define_insn.
23866 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
23867 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
23868 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
23869 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
23870 match_operands with "const0_operand" "C".
23872 2019-01-10 Tamar Christina <tamar.christina@arm.com>
23874 * config/aarch64/aarch64-builtins.c
23875 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
23876 (aarch64_init_simd_builtins): ...Here
23878 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
23880 PR rtl-optimization/87305
23882 (setup_live_pseudos_and_spill_after_risky_transforms): Check
23883 allocation for big endian pseudos used as paradoxical subregs and
23884 spill them if it is wrong.
23885 * lra-constraints.c (lra_constraints): Add a comment.
23887 2019-01-10 Richard Biener <rguenther@suse.de>
23889 PR tree-optimization/88792
23890 * tree-ssa-pre.c (get_representative_for): Do not return a
23893 2019-01-10 Jakub Jelinek <jakub@redhat.com>
23895 PR middle-end/84877
23897 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
23898 (assign_parm_setup_block): Do the argument slot realignment here
23901 2019-01-10 Stefan Agner <stefan@agner.ch>
23904 * config/arm/arm.c (arm_option_override_internal): Force
23905 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
23907 2019-01-10 Jakub Jelinek <jakub@redhat.com>
23910 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
23913 2019-01-10 Tamar Christina <tamar.christina@arm.com>
23915 * config/arm/arm-builtins.c
23916 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
23917 (MAC_LANE_PAIR_QUALIFIERS): New.
23918 (arm_expand_builtin_args): Use it.
23919 (arm_expand_builtin_1): Likewise.
23920 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
23921 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
23922 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
23923 * config/arm/arm_neon.h:
23924 (vcadd_rot90_f16): New.
23925 (vcaddq_rot90_f16): New.
23926 (vcadd_rot270_f16): New.
23927 (vcaddq_rot270_f16): New.
23930 (vcmla_lane_f16): New.
23931 (vcmla_laneq_f16): New.
23932 (vcmlaq_lane_f16): New.
23933 (vcmlaq_laneq_f16): New.
23934 (vcmla_rot90_f16): New.
23935 (vcmlaq_rot90_f16): New.
23936 (vcmla_rot90_lane_f16): New.
23937 (vcmla_rot90_laneq_f16): New.
23938 (vcmlaq_rot90_lane_f16): New.
23939 (vcmlaq_rot90_laneq_f16): New.
23940 (vcmla_rot180_f16): New.
23941 (vcmlaq_rot180_f16): New.
23942 (vcmla_rot180_lane_f16): New.
23943 (vcmla_rot180_laneq_f16): New.
23944 (vcmlaq_rot180_lane_f16): New.
23945 (vcmlaq_rot180_laneq_f16): New.
23946 (vcmla_rot270_f16): New.
23947 (vcmlaq_rot270_f16): New.
23948 (vcmla_rot270_lane_f16): New.
23949 (vcmla_rot270_laneq_f16): New.
23950 (vcmlaq_rot270_lane_f16): New.
23951 (vcmlaq_rot270_laneq_f16): New.
23952 (vcadd_rot90_f32): New.
23953 (vcaddq_rot90_f32): New.
23954 (vcadd_rot270_f32): New.
23955 (vcaddq_rot270_f32): New.
23958 (vcmla_lane_f32): New.
23959 (vcmla_laneq_f32): New.
23960 (vcmlaq_lane_f32): New.
23961 (vcmlaq_laneq_f32): New.
23962 (vcmla_rot90_f32): New.
23963 (vcmlaq_rot90_f32): New.
23964 (vcmla_rot90_lane_f32): New.
23965 (vcmla_rot90_laneq_f32): New.
23966 (vcmlaq_rot90_lane_f32): New.
23967 (vcmlaq_rot90_laneq_f32): New.
23968 (vcmla_rot180_f32): New.
23969 (vcmlaq_rot180_f32): New.
23970 (vcmla_rot180_lane_f32): New.
23971 (vcmla_rot180_laneq_f32): New.
23972 (vcmlaq_rot180_lane_f32): New.
23973 (vcmlaq_rot180_laneq_f32): New.
23974 (vcmla_rot270_f32): New.
23975 (vcmlaq_rot270_f32): New.
23976 (vcmla_rot270_lane_f32): New.
23977 (vcmla_rot270_laneq_f32): New.
23978 (vcmlaq_rot270_lane_f32): New.
23979 (vcmlaq_rot270_laneq_f32): New.
23980 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
23981 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
23982 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
23983 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
23984 vcmlaq_lane270): New.
23985 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
23986 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
23987 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
23988 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
23989 (arm_option_reconfigure_globals): Use them.
23990 * config/arm/iterators.md (VDF, VQ_HSF): New.
23991 (VCADD, VCMLA): New.
23992 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
23993 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
23995 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
23996 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
23998 2019-01-10 Tamar Christina <tamar.christina@arm.com>
24000 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
24001 Add qualifier_lane_pair_index.
24002 (emit-rtl.h): Include.
24003 (TYPES_QUADOP_LANE_PAIR): New.
24004 (aarch64_simd_expand_args): Use it.
24005 (aarch64_simd_expand_builtin): Likewise.
24006 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
24008 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
24009 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
24010 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
24011 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
24012 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
24013 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
24014 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
24015 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
24016 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
24017 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
24018 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
24019 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
24020 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
24021 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
24022 Add __ARM_FEATURE_COMPLEX.
24023 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
24024 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
24025 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
24026 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
24027 fcmlaq_lane270): New.
24028 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
24029 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
24030 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
24031 * config/aarch64/arm_neon.h:
24032 (vcadd_rot90_f16): New.
24033 (vcaddq_rot90_f16): New.
24034 (vcadd_rot270_f16): New.
24035 (vcaddq_rot270_f16): New.
24038 (vcmla_lane_f16): New.
24039 (vcmla_laneq_f16): New.
24040 (vcmlaq_lane_f16): New.
24041 (vcmlaq_rot90_lane_f16): New.
24042 (vcmla_rot90_laneq_f16): New.
24043 (vcmla_rot90_lane_f16): New.
24044 (vcmlaq_rot90_f16): New.
24045 (vcmla_rot90_f16): New.
24046 (vcmlaq_laneq_f16): New.
24047 (vcmla_rot180_laneq_f16): New.
24048 (vcmla_rot180_lane_f16): New.
24049 (vcmlaq_rot180_f16): New.
24050 (vcmla_rot180_f16): New.
24051 (vcmlaq_rot90_laneq_f16): New.
24052 (vcmlaq_rot270_laneq_f16): New.
24053 (vcmlaq_rot270_lane_f16): New.
24054 (vcmla_rot270_laneq_f16): New.
24055 (vcmlaq_rot270_f16): New.
24056 (vcmla_rot270_f16): New.
24057 (vcmlaq_rot180_laneq_f16): New.
24058 (vcmlaq_rot180_lane_f16): New.
24059 (vcmla_rot270_lane_f16): New.
24060 (vcadd_rot90_f32): New.
24061 (vcaddq_rot90_f32): New.
24062 (vcaddq_rot90_f64): New.
24063 (vcadd_rot270_f32): New.
24064 (vcaddq_rot270_f32): New.
24065 (vcaddq_rot270_f64): New.
24069 (vcmla_lane_f32): New.
24070 (vcmla_laneq_f32): New.
24071 (vcmlaq_lane_f32): New.
24072 (vcmlaq_laneq_f32): New.
24073 (vcmla_rot90_f32): New.
24074 (vcmlaq_rot90_f32): New.
24075 (vcmlaq_rot90_f64): New.
24076 (vcmla_rot90_lane_f32): New.
24077 (vcmla_rot90_laneq_f32): New.
24078 (vcmlaq_rot90_lane_f32): New.
24079 (vcmlaq_rot90_laneq_f32): New.
24080 (vcmla_rot180_f32): New.
24081 (vcmlaq_rot180_f32): New.
24082 (vcmlaq_rot180_f64): New.
24083 (vcmla_rot180_lane_f32): New.
24084 (vcmla_rot180_laneq_f32): New.
24085 (vcmlaq_rot180_lane_f32): New.
24086 (vcmlaq_rot180_laneq_f32): New.
24087 (vcmla_rot270_f32): New.
24088 (vcmlaq_rot270_f32): New.
24089 (vcmlaq_rot270_f64): New.
24090 (vcmla_rot270_lane_f32): New.
24091 (vcmla_rot270_laneq_f32): New.
24092 (vcmlaq_rot270_lane_f32): New.
24093 (vcmlaq_rot270_laneq_f32): New.
24094 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
24095 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
24096 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
24097 (FCADD, FCMLA): New.
24099 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
24101 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
24105 * config/pa/pa.c: Change "can not" to "cannot".
24106 * gimple-ssa-evrp-analyze.c: Likewise.
24107 * ipa-icf.c: Likewise.
24108 * ipa-polymorphic-call.c: Likewise.
24109 * ipa-pure-const.c: Likewise.
24110 * lra-constraints.c: Likewise.
24111 * lra-remat.c: Likewise.
24112 * reload1.c: Likewise.
24113 * reorg.c: Likewise.
24114 * tree-ssa-uninit.c: Likewise.
24116 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
24120 * Makefile.in: Mechanically replace "can not" with "cannot".
24121 * alias.c: Likewise.
24122 * builtins.c: Likewise.
24123 * calls.c: Likewise.
24124 * cgraph.c: Likewise.
24125 * cgraph.h: Likewise.
24126 * cgraphclones.c: Likewise.
24127 * cgraphunit.c: Likewise.
24128 * combine-stack-adj.c: Likewise.
24129 * combine.c: Likewise.
24130 * common/config/i386/i386-common.c: Likewise.
24131 * config/aarch64/aarch64.c: Likewise.
24132 * config/alpha/sync.md: Likewise.
24133 * config/arc/arc.c: Likewise.
24134 * config/arc/predicates.md: Likewise.
24135 * config/arm/arm-c.c: Likewise.
24136 * config/arm/arm.c: Likewise.
24137 * config/arm/arm.h: Likewise.
24138 * config/arm/arm.md: Likewise.
24139 * config/arm/cortex-r4f.md: Likewise.
24140 * config/csky/csky.c: Likewise.
24141 * config/csky/csky.h: Likewise.
24142 * config/darwin-f.c: Likewise.
24143 * config/epiphany/epiphany.md: Likewise.
24144 * config/i386/i386.c: Likewise.
24145 * config/i386/sol2.h: Likewise.
24146 * config/m68k/m68k.c: Likewise.
24147 * config/mcore/mcore.h: Likewise.
24148 * config/microblaze/microblaze.md: Likewise.
24149 * config/mips/20kc.md: Likewise.
24150 * config/mips/sb1.md: Likewise.
24151 * config/nds32/nds32.c: Likewise.
24152 * config/nds32/predicates.md: Likewise.
24153 * config/pa/pa.c: Likewise.
24154 * config/rs6000/e300c2c3.md: Likewise.
24155 * config/rs6000/rs6000.c: Likewise.
24156 * config/s390/s390.h: Likewise.
24157 * config/sh/sh.c: Likewise.
24158 * config/sh/sh.md: Likewise.
24159 * config/spu/vmx2spu.h: Likewise.
24160 * cprop.c: Likewise.
24161 * dbxout.c: Likewise.
24162 * df-scan.c: Likewise.
24163 * doc/cfg.texi: Likewise.
24164 * doc/extend.texi: Likewise.
24165 * doc/fragments.texi: Likewise.
24166 * doc/gty.texi: Likewise.
24167 * doc/invoke.texi: Likewise.
24168 * doc/lto.texi: Likewise.
24169 * doc/md.texi: Likewise.
24170 * doc/objc.texi: Likewise.
24171 * doc/rtl.texi: Likewise.
24172 * doc/tm.texi: Likewise.
24174 * emit-rtl.c: Likewise.
24175 * emit-rtl.h: Likewise.
24176 * except.c: Likewise.
24177 * expmed.c: Likewise.
24178 * expr.c: Likewise.
24179 * fold-const.c: Likewise.
24180 * genautomata.c: Likewise.
24181 * gimple-fold.c: Likewise.
24182 * hard-reg-set.h: Likewise.
24183 * ifcvt.c: Likewise.
24184 * ipa-comdats.c: Likewise.
24185 * ipa-cp.c: Likewise.
24186 * ipa-devirt.c: Likewise.
24187 * ipa-fnsummary.c: Likewise.
24188 * ipa-icf.c: Likewise.
24189 * ipa-inline-transform.c: Likewise.
24190 * ipa-inline.c: Likewise.
24191 * ipa-polymorphic-call.c: Likewise.
24192 * ipa-profile.c: Likewise.
24193 * ipa-prop.c: Likewise.
24194 * ipa-pure-const.c: Likewise.
24195 * ipa-reference.c: Likewise.
24196 * ipa-split.c: Likewise.
24197 * ipa-visibility.c: Likewise.
24199 * ira-build.c: Likewise.
24200 * ira-color.c: Likewise.
24201 * ira-conflicts.c: Likewise.
24202 * ira-costs.c: Likewise.
24203 * ira-int.h: Likewise.
24204 * ira-lives.c: Likewise.
24207 * loop-invariant.c: Likewise.
24208 * loop-unroll.c: Likewise.
24209 * lower-subreg.c: Likewise.
24210 * lra-assigns.c: Likewise.
24211 * lra-constraints.c: Likewise.
24212 * lra-eliminations.c: Likewise.
24213 * lra-lives.c: Likewise.
24214 * lra-remat.c: Likewise.
24215 * lra-spills.c: Likewise.
24217 * lto-cgraph.c: Likewise.
24218 * lto-streamer-out.c: Likewise.
24219 * postreload-gcse.c: Likewise.
24220 * predict.c: Likewise.
24221 * profile-count.h: Likewise.
24222 * profile.c: Likewise.
24223 * recog.c: Likewise.
24225 * reload.c: Likewise.
24226 * reload1.c: Likewise.
24227 * reorg.c: Likewise.
24228 * resource.c: Likewise.
24229 * rtl.def: Likewise.
24231 * rtlanal.c: Likewise.
24232 * sched-deps.c: Likewise.
24233 * sched-ebb.c: Likewise.
24234 * sched-rgn.c: Likewise.
24235 * sel-sched-ir.c: Likewise.
24236 * sel-sched.c: Likewise.
24237 * shrink-wrap.c: Likewise.
24238 * simplify-rtx.c: Likewise.
24239 * symtab.c: Likewise.
24240 * target.def: Likewise.
24241 * toplev.c: Likewise.
24242 * tree-call-cdce.c: Likewise.
24243 * tree-cfg.c: Likewise.
24244 * tree-complex.c: Likewise.
24245 * tree-core.h: Likewise.
24246 * tree-eh.c: Likewise.
24247 * tree-inline.c: Likewise.
24248 * tree-loop-distribution.c: Likewise.
24249 * tree-nrv.c: Likewise.
24250 * tree-profile.c: Likewise.
24251 * tree-sra.c: Likewise.
24252 * tree-ssa-alias.c: Likewise.
24253 * tree-ssa-dce.c: Likewise.
24254 * tree-ssa-dom.c: Likewise.
24255 * tree-ssa-forwprop.c: Likewise.
24256 * tree-ssa-loop-im.c: Likewise.
24257 * tree-ssa-loop-ivcanon.c: Likewise.
24258 * tree-ssa-loop-ivopts.c: Likewise.
24259 * tree-ssa-loop-niter.c: Likewise.
24260 * tree-ssa-phionlycprop.c: Likewise.
24261 * tree-ssa-phiopt.c: Likewise.
24262 * tree-ssa-propagate.c: Likewise.
24263 * tree-ssa-threadedge.c: Likewise.
24264 * tree-ssa-threadupdate.c: Likewise.
24265 * tree-ssa-uninit.c: Likewise.
24266 * tree-ssanames.c: Likewise.
24267 * tree-streamer-out.c: Likewise.
24268 * tree.c: Likewise.
24269 * tree.h: Likewise.
24270 * vr-values.c: Likewise.
24272 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
24274 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
24275 (ix86_split_xorsign): Ditto.
24276 * config/i386/i386.c (ix86_expand_xorsign): New function.
24277 (ix86_split_xorsign): Ditto.
24278 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
24279 (xorsign<mode>3): New expander.
24280 (xorsign<mode>3_1): New insn_and_split pattern.
24281 * config/i386/sse.md (xorsign<mode>3): New expander.
24283 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
24285 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
24286 (*tablejump_sp64): Likewise.
24287 (*tablejump<P:mode>): ...this.
24288 (*call_address_sp32): Merge into...
24289 (*call_address_sp64): Likewise.
24290 (*call_address<P:mode>): ...this.
24291 (*call_symbolic_sp32): Merge into...
24292 (*call_symbolic_sp64): Likewise.
24293 (*call_symbolic<P:mode>): ...this.
24294 (call_value): Remove constraint and add predicate.
24295 (*call_value_address_sp32): Merge into...
24296 (*call_value_address_sp64): Likewise.
24297 (*call_value_address<P:mode>): ...this.
24298 (*call_value_symbolic_sp32): Merge into...
24299 (*call_value_symbolic_sp64): Likewise.
24300 (*call_value_symbolic<P:mode>): ...this.
24301 (*sibcall_symbolic_sp32): Merge into...
24302 (*sibcall_symbolic_sp64): Likewise.
24303 (*sibcall_symbolic<P:mode>): ...this.
24304 (sibcall_value): Remove constraint and add predicate.
24305 (*sibcall_value_symbolic_sp32): Merge into...
24306 (*sibcall_value_symbolic_sp64): Likewise.
24307 (*sibcall_value_symbolic<P:mode>): ...this.
24308 (window_save): Minor tweak.
24309 (*branch_sp32): Merge into...
24310 (*branch_sp64): Likewise.
24311 (*branch<P:mode>): ...this.
24313 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
24314 James Clarke <jrtc27@jrtc27.com>
24317 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
24318 consistently in TLS address generation and adjust code to the renaming
24319 of patterns. Mark calls to __tls_get_addr as const.
24320 * config/sparc/sparc.md (tgd_hi22): Turn into...
24321 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
24322 (tgd_lo10): Turn into...
24323 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
24324 (tgd_add32): Merge into...
24325 (tgd_add64): Likewise.
24326 (tgd_add<P:mode>): ...this and use Pmode throughout.
24327 (tldm_hi22): Turn into...
24328 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
24329 (tldm_lo10): Turn into...
24330 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
24331 (tldm_add32): Merge into...
24332 (tldm_add64): Likewise.
24333 (tldm_add<P:mode>): ...this and use Pmode throughout.
24334 (tldm_call32): Merge into...
24335 (tldm_call64): Likewise.
24336 (tldm_call<P:mode>): ...this and use Pmode throughout.
24337 (tldo_hix22): Turn into...
24338 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
24339 (tldo_lox10): Turn into...
24340 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
24341 (tldo_add32): Merge into...
24342 (tldo_add64): Likewise.
24343 (tldo_add<P:mode>): ...this and use Pmode throughout.
24344 (tie_hi22): Turn into...
24345 (tie_hi22<P:mode>): ...this and use Pmode throughout.
24346 (tie_lo10): Turn into...
24347 (tie_lo10<P:mode>): ...this and use Pmode throughout.
24348 (tie_ld64): Use DImode throughout.
24349 (tie_add32): Merge into...
24350 (tie_add64): Likewise.
24351 (tie_add<P:mode>): ...this and use Pmode throughout.
24352 (tle_hix22_sp32): Merge into...
24353 (tle_hix22_sp64): Likewise.
24354 (tle_hix22<P:mode>): ...this and use Pmode throughout.
24355 (tle_lox22_sp32): Merge into...
24356 (tle_lox22_sp64): Likewise.
24357 (tle_lox22<P:mode>): ...this and use Pmode throughout.
24358 (*tldo_ldub_sp32): Merge into...
24359 (*tldo_ldub_sp64): Likewise.
24360 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
24361 (*tldo_ldub1_sp32): Merge into...
24362 (*tldo_ldub1_sp64): Likewise.
24363 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
24364 (*tldo_ldub2_sp32): Merge into...
24365 (*tldo_ldub2_sp64): Likewise.
24366 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
24367 (*tldo_ldsb1_sp32): Merge into...
24368 (*tldo_ldsb1_sp64): Likewise.
24369 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
24370 (*tldo_ldsb2_sp32): Merge into...
24371 (*tldo_ldsb2_sp64): Likewise.
24372 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
24373 (*tldo_ldub3_sp64): Use DImode throughout.
24374 (*tldo_ldsb3_sp64): Likewise.
24375 (*tldo_lduh_sp32): Merge into...
24376 (*tldo_lduh_sp64): Likewise.
24377 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
24378 (*tldo_lduh1_sp32): Merge into...
24379 (*tldo_lduh1_sp64): Likewise.
24380 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
24381 (*tldo_ldsh1_sp32): Merge into...
24382 (*tldo_ldsh1_sp64): Likewise.
24383 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
24384 (*tldo_lduh2_sp64): Use DImode throughout.
24385 (*tldo_ldsh2_sp64): Likewise.
24386 (*tldo_lduw_sp32): Merge into...
24387 (*tldo_lduw_sp64): Likewise.
24388 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
24389 (*tldo_lduw1_sp64): Use DImode throughout.
24390 (*tldo_ldsw1_sp64): Likewise.
24391 (*tldo_ldx_sp64): Likewise.
24392 (*tldo_stb_sp32): Merge into...
24393 (*tldo_stb_sp64): Likewise.
24394 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
24395 (*tldo_sth_sp32): Merge into...
24396 (*tldo_sth_sp64): Likewise.
24397 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
24398 (*tldo_stw_sp32): Merge into...
24399 (*tldo_stw_sp64): Likewise.
24400 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
24401 (*tldo_stx_sp64): Use DImode throughout.
24403 2018-01-09 Sudakshina Das <sudi.das@arm.com>
24405 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
24406 check configure option to set BTI and Return Address Signing.
24407 * configure.ac: Add --enable-standard-branch-protection and
24408 --disable-standard-branch-protection.
24409 * configure: Regenerated.
24410 * doc/install.texi: Document the same.
24412 2018-01-09 Sudakshina Das <sudi.das@arm.com>
24413 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24415 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
24416 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
24417 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
24419 * config/aarch64/aarch64-bti-insert.c: New file.
24420 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
24422 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
24424 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
24425 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
24426 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
24427 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
24429 2018-01-09 Sudakshina Das <sudi.das@arm.com>
24431 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
24432 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
24433 Disable bti for -mbranch-protection=none.
24434 (aarch64_handle_standard_branch_protection): Enable bti for
24435 -mbranch-protection=standard.
24436 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
24437 -mbranch-protection.
24438 (aarch64_bti_enabled): Check if bti is enabled.
24439 * config/aarch64/aarch64.opt: Declare target variable.
24440 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
24442 2018-01-09 Sudakshina Das <sudi.das@arm.com>
24444 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
24445 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
24446 (aarch64_expand_epilogue): Likewise.
24447 (aarch64_output_mi_thunk): Likewise.
24448 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
24449 TAILCALL_ADDR_REGS to x16 and x17.
24450 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
24452 2018-01-09 Sudakshina Das <sudi.das@arm.com>
24454 * config/aarch64/aarch64-option-extensions.def: Define
24455 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
24456 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
24457 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
24458 (AARCH64_FL_PREDRES): New.
24459 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
24460 AARCH64_FL_PREDRES by default.
24461 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
24463 2018-01-09 Sudakshina Das <sudi.das@arm.com>
24465 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
24467 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
24468 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
24469 * doc/invoke.texi: Document ARMv8.5-A.
24471 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
24473 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
24474 (xorsign<mode>3): Likewise.
24476 2019-01-09 Jelinek <jakub@redhat.com>
24478 PR middle-end/88758
24479 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
24480 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
24482 PR rtl-optimization/88331
24483 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
24484 not currently_expanding_to_rtl.
24486 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
24488 * doc/invoke.texi (-Os): Remove trailing spaces.
24489 (-finline-functions): Remove reference to -O2.
24491 2019-01-08 Jakub Jelinek <jakub@redhat.com>
24493 PR rtl-optimization/79593
24494 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
24496 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
24497 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
24499 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
24502 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
24506 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
24507 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
24509 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
24512 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
24513 ix86_avx_u128_mode_entry.
24515 2019-01-08 Martin Liska <mliska@suse.cz>
24517 PR tree-optimization/88753
24518 * tree-switch-conversion.c (switch_conversion::build_one_array):
24519 Come up with local variable constructor. Convert first to
24520 type of constructor values.
24522 2019-01-08 Richard Biener <rguenther@suse.de>
24524 PR tree-optimization/86554
24525 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
24526 rpo_avail): Move earlier.
24527 (visit_nary_op): When value-numbering to expressions
24528 with different overflow behavior make sure there's an
24529 available expression on the path.
24531 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
24533 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
24534 aarch64_parse_branch_protection,
24535 struct aarch64_branch_protect_type,
24536 aarch64_handle_no_branch_protection,
24537 aarch64_handle_standard_branch_protection,
24538 aarch64_validate_mbranch_protection,
24539 aarch64_handle_pac_ret_protection,
24540 aarch64_handle_attr_branch_protection,
24541 accepted_branch_protection_string,
24542 aarch64_pac_ret_subtypes,
24543 aarch64_branch_protect_types,
24544 aarch64_handle_pac_ret_leaf): Define.
24545 (aarch64_override_options_after_change_1, aarch64_override_options):
24546 Add check for accepted_branch_protection_string.
24547 (aarch64_option_save): Save accepted_branch_protection_string.
24548 (aarch64_option_restore): Save accepted_branch_protection_string.
24549 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
24550 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
24551 msign-return-address.
24552 * doc/invoke.texi: Add mbranch-protection.
24554 2019-01-08 Alan Modra <amodra@gmail.com>
24557 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
24558 Delete "unknownp" parameter. Adjust callers. Handle
24559 CONST_INT, PLUS, MINUS, and MULT.
24560 (attr_value_aligned): Renamed from or_attr_value.
24561 (min_attr_value): Return INT_MIN for unhandled rtl case..
24562 (min_fn): ..and translate to INT_MAX here.
24563 (write_length_unit_log): Modify to cope without "unknown".
24564 (write_attr_value): Handle IF_THEN_ELSE.
24566 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
24568 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
24569 optimization for masked stores.
24571 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
24573 PR middle-end/88567
24574 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
24575 output vector directly to duplicate_and_interleave instead of
24576 going through a temporary. Postpone insertion of ctor_seq to
24577 the end of the loop.
24579 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
24582 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
24583 unsigned_p. Handle signed and unsigned overflow correction as
24585 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
24587 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
24589 (add<mode>3_compareV_imm): Make this callable for expanding.
24590 (subv<GPI:mode>4): Use register_operand for operand 1. Use
24591 aarch64_plus_operand for operand 2.
24592 (subv<GPI:mode>_insn): New insn pattern.
24593 (subv<GPI:mode>_imm): Likewise.
24594 (negv<GPI:mode>3): New expand pattern.
24595 (negv<GPI:mode>_insn): New insn pattern.
24596 (negv<GPI:mode>_cmp_only): Likewise.
24597 (cmpv<GPI:mode>_insn): Likewise.
24598 (subvti4): Use register_operand for operand 1. Update call to
24599 aarch64_expand_subvti.
24600 (usubvti4): Likewise.
24601 (negvti3): New expand pattern.
24602 (negdi_carryout): New insn pattern.
24603 (negvdi_carryinV): New insn pattern.
24604 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
24605 version the named version.
24606 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
24608 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
24610 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
24612 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
24613 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
24614 (sub<mode>3_carryinCV): Delete.
24615 (sub<GPI:mode>3_carryinV): New expand pattern.
24616 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
24618 2019-01-07 Richard Biener <rguenther@suse.de>
24620 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
24621 of tree_operand_hash.
24623 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
24625 PR tree-optimization/88598
24626 * tree.h (single_nonzero_element): Declare.
24627 * tree.c (single_nonzero_element): New function.
24628 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
24629 if I is the only nonzero element of CST.
24631 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
24633 PR tree-optimization/88598
24634 * tree.h (initializer_each_zero_or_onep): Declare.
24635 * tree.c (initializer_each_zero_or_onep): New function.
24636 (signed_or_unsigned_type_for): Handle float types too.
24637 (unsigned_type_for, signed_type_for): Update comments accordingly.
24638 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
24639 x & { 0 or -1, 0 or -1, ... }.
24641 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
24643 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
24644 with x86_64-pc-linux-gnu.
24646 2019-01-07 Tom de Vries <tdevries@suse.de>
24649 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
24651 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
24654 2019-01-07 Jakub Jelinek <jakub@redhat.com>
24656 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
24657 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
24658 TARGET_AVX512F as condition.
24661 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
24662 const_not_ok_for_debug_p target hook.
24663 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
24664 on UNSPEC and subexpressions thereof if all subexpressions of the
24665 UNSPEC are CONSTANT_P.
24667 PR tree-optimization/88676
24668 * tree-ssa-phiopt.c (two_value_replacement): New function.
24669 (tree_ssa_phiopt_worker): Call it.
24672 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
24673 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
24676 * tree-vect-generic.c: Include insn-config.h and recog.h.
24677 (expand_vector_piecewise): Add defaulted ret_type argument,
24678 if non-NULL, use that in preference to type for the result type.
24679 (expand_vector_parallel): Formatting fix.
24680 (do_vec_conversion, do_vec_narrowing_conversion,
24681 expand_vector_conversion): New functions.
24682 (expand_vector_operations_1): Call expand_vector_conversion
24683 for VEC_CONVERT ifn calls.
24684 * internal-fn.def (VEC_CONVERT): New internal function.
24685 * internal-fn.c (expand_VEC_CONVERT): New function.
24686 * fold-const-call.c (fold_const_vec_convert): New function.
24687 (fold_const_call): Use it for CFN_VEC_CONVERT.
24688 * doc/extend.texi (__builtin_convertvector): Document.
24690 2019-01-07 Tom de Vries <tdevries@suse.de>
24692 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
24693 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
24694 vector_red_partition, vector_red_sym): New global variables.
24695 (nvptx_option_override): Initialize vector_red_sym.
24696 (nvptx_declare_function_name): Restore red_partition register.
24697 (nvptx_file_end): Emit code to declare the vector reduction variables.
24698 (nvptx_output_red_partition): New function.
24699 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
24700 large vector reductions.
24701 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
24702 (nvptx_init_builtins): Add VECTOR_ADDR.
24703 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
24704 Handle nvptx_expand_shared_addr.
24705 (nvptx_get_shared_red_addr): Add vector argument and handle large
24707 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
24709 (nvptx_goacc_reduction_init): Likewise.
24710 (nvptx_goacc_reduction_fini): Likewise.
24711 (nvptx_goacc_reduction_teardown): Likewise.
24712 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
24713 init,fini,teardown}.
24714 (nvptx_init_axis_predicate): Initialize vector_red_partition.
24715 (nvptx_set_current_function): Init vector_red_partition.
24716 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
24717 (nvptx_red_partition): New insn.
24718 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
24720 2019-01-07 Tom de Vries <tdevries@suse.de>
24723 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
24726 2019-01-07 Tom de Vries <tdevries@suse.de>
24728 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
24729 (nvptx_option_override): Init oacc_bcast_partition.
24730 (nvptx_init_oacc_workers): New function.
24731 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
24732 (nvptx_needs_shared_bcast): New function.
24733 (nvptx_find_par): Generalize to enable vectors to use shared-memory
24734 to propagate state.
24735 (nvptx_shared_propagate): Initialize vector bcast partition and
24736 synchronization state.
24737 (nvptx_single): Generalize to enable vectors to use shared-memory
24738 to propagate state.
24739 (nvptx_process_pars): Likewise.
24740 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
24741 * config/nvptx/nvptx.h (struct machine_function): Add
24742 bcast_partition and sync_bar members.
24744 2019-01-07 Tom de Vries <tdevries@suse.de>
24746 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
24747 (nvptx_apply_dim_limits): New function.
24748 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
24751 2019-01-07 Tom de Vries <tdevries@suse.de>
24753 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
24754 as late as possible.
24756 2019-01-07 Tom de Vries <tdevries@suse.de>
24758 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
24759 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
24760 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
24761 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
24762 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
24764 2019-01-07 Tom de Vries <tdevries@suse.de>
24766 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
24768 2019-01-07 Tom de Vries <tdevries@suse.de>
24770 * omp-offload.c (oacc_get_min_dim): New function.
24771 * omp-offload.h (oacc_get_min_dim): Declare.
24773 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
24776 * config/i386/i386.c (function_value_ms_64): Return small sturct in
24777 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
24779 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
24783 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
24785 * ipa-inline.c (edge_badness): Use inlined_time instead of
24786 inline_summaries->get.
24788 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
24790 * opts.c (enable_fdo_optimizations): Enable
24791 version-loops-for-strides, loop-interchange, unrol-and-jam
24792 and tree-loop-distribution.
24793 * invoke.texi: Document newly enabled options.
24795 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
24797 * doc/invoke.texi (max-inline-insns-small): New parameters.
24798 * ipa-inline.c (want_early_inline_function_p): simplify.
24799 (want_inline_small_function_p): Fix pasto from previous patch;
24800 use max-inline-insns-small bound.
24801 * params.def (max-inline-insns-small): New param.
24802 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
24803 variables correctly.
24805 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
24807 * doc/invoke.texi: Document max-inline-insns-size,
24808 uninlined-function-insns, uninlined-function-time,
24809 uninlined-thunk-insns and uninlined-thunk-time.
24810 * params.def: Add max-inline-insns-size,
24811 uninlined-function-insns, uninlined-function-time,
24812 uninlined-thunk-insns and uninlined-thunk-time.
24813 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
24815 * ipa-inline.c (can_inline_edge_by_limits_p,
24816 want_inline_small_function_p): Use new parameters.
24818 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
24820 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
24822 2019-01-05 Jakub Jelinek <jakub@redhat.com>
24824 PR middle-end/82564
24826 * expr.c (expand_assignment): For calls returning VLA structures
24827 if to_rtx is not a MEM, force it into a stack temporary.
24830 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
24831 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
24832 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
24833 subexpressions of both operands.
24834 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
24835 subrtxes are CONSTANT_P.
24836 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
24837 2018-11-09 changes.
24839 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
24841 * params.def (hot-bb-count-ws-permille): Set to 990.
24843 2019-01-04 Martin Sebor <msebor@redhat.com>
24846 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
24849 2019-01-04 Martin Sebor <msebor@redhat.com>
24852 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
24854 2019-01-04 Jakub Jelinek <jakub@redhat.com>
24856 * gdbinit.in: Turn off pagination for the skip commands, restore
24857 it to previous state afterwards.
24859 2019-01-04 Jakub Jelinek <jakub@redhat.com>
24862 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
24863 of GET_MODE (opN) as modes of the libcall arguments.
24865 2019-01-04 Jan Beulich <jbeulich@suse.com>
24867 * config/i386/sse.md
24868 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
24869 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
24870 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
24871 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
24872 avx512f_vmcmp<mode>3<round_saeonly_name>,
24873 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
24874 avx512f_maskcmp<mode>3,
24875 <avx512>_cvt<ssemodesuffix>2mask<mode>,
24876 <avx512>_cvt<ssemodesuffix>2mask<mode>,
24877 *<avx512>_cvtmask2<ssemodesuffix><mode>,
24878 *<avx512>_cvtmask2<ssemodesuffix><mode>,
24879 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
24880 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
24881 <avx512>_gt<mode>3<mask_scalar_merge_name>,
24882 <avx512>_gt<mode>3<mask_scalar_merge_name>,
24883 <avx512>_testm<mode>3<mask_scalar_merge_name>,
24884 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
24885 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
24886 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
24887 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
24888 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
24889 avx512cd_maskb_vec_dup<mode>,
24890 avx512cd_maskw_vec_dup<mode>,
24891 avx512dq_fpclass<mode><mask_scalar_merge_name>,
24892 avx512dq_vmfpclass<mode>,
24893 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
24896 2019-01-03 Martin Sebor <msebor@redhat.com>
24898 PR tree-optimization/88659
24899 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
24901 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
24903 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
24904 unaligned vsx and avoid lxvd2x/stxvd2x.
24905 (gen_lvx_v4si_move): New function.
24907 2019-01-03 Tom de Vries <tdevries@suse.de>
24909 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
24910 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
24912 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
24914 2019-01-03 Tom de Vries <tdevries@suse.de>
24916 * config/nvptx/nvptx.c (struct offload_attrs): New.
24917 (populate_offload_attrs): New function. Factor mask extraction out of
24918 nvptx_reorg. Add extraction of dimensions.
24919 (nvptx_reorg): Use populate_offload_attrs.
24921 2019-01-03 Tom de Vries <tdevries@suse.de>
24923 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
24924 cases for oacc_min_dims_p and routine_p. Add asserts for
24925 oacc_default_dims_p and offload_region_p.
24927 2019-01-03 Tom de Vries <tdevries@suse.de>
24929 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
24930 factored out of ...
24931 (nvptx_goacc_validate_dims): ... here.
24933 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
24935 PR tree-optimization/85574
24936 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
24938 (struct ssa_equip_hash_traits): Declare.
24939 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
24941 2019-01-03 Jakub Jelinek <jakub@redhat.com>
24944 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
24945 change it to qualified_type.
24947 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
24949 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
24950 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
24952 2019-01-02 Martin Sebor <msebor@redhat.com>
24953 Jeff Law <law@redhat.com>
24955 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
24956 (get_range_strlen_tree): Update appropriately.
24958 * gimple-fold.h (get_range_strlen): Drop unused last argument.
24960 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
24961 rather than set_range_info.
24962 * tree-ssa-strlen.c (set_strlen_range): Extracted from
24963 maybe_set_strlen_range. Handle potentially boundary crossing
24964 cases more conservatively.
24965 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
24966 Call set_strlen_range.
24967 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
24969 PR middle-end/88663
24970 * gimple-fold.c (get_range_strlen): Update prototype to no longer
24971 need the flexp argument.
24972 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
24973 from calls to get_range_strlen. Update comments. Just update
24974 VAL for an unterminated const char array and let the reset of the
24975 code handle it normally. No longer try to set *flexp. Adjust
24977 (get_range_strlen): Update for the new get_range_strlen API.
24978 (get_maxval_strlen): Similarly.
24979 (gimple_fold_builtin_strlen): Handle update meaning of return value
24980 from get_range_strlen.
24981 * gimple-ssa-sprintf.c (get_string_length): Update for the new
24982 get_range_strlen API.
24984 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
24987 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
24988 false at WPA time when body was removed.
24990 2019-01-02 Martin Liska <mliska@suse.cz>
24992 PR tree-optimization/88650
24993 * predict.c (set_even_probabilities): Calculate probability
24994 remainer only when really used.
24996 2019-01-02 Richard Biener <rguenther@suse.de>
24998 PR middle-end/88651
24999 * tree-data-ref.c (analyze_subscript_affine_affine): Use
25000 widest_ints when mangling max_stmt_execution results.
25002 2019-01-02 Richard Biener <rguenther@suse.de>
25004 PR tree-optimization/88621
25005 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
25006 bitfields when canoncalizing.
25008 2019-01-02 Richard Biener <rguenther@suse.de>
25011 * config/i386/x86-tune-costs.h (intel_cost): Adjust
25012 cost of cheap SSE instruction.
25014 2019-01-02 Richard Biener <rguenther@suse.de>
25017 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
25018 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
25020 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
25021 set after UIDs before splitting them.
25023 2019-01-01 Martin Sebor <msebor@redhat.com>
25024 Jeff Law <law@redhat.com>
25026 * gimple-fold.c (get_range_strlen_tree): Record if the computed
25027 length is optimistic. If it is, then arrange to compute the
25028 conservative length as well.
25030 * gimple-fold.h (get_range_strlen): Update prototype.
25031 * builtins.c (check_access): Update call to get_range_strlen to use
25032 c_strlen_data pointer. Change various variable accesses to instead
25033 pull data from the c_strlen_data structure.
25034 (check_strncat_sizes, expand_builtin_strncat): Likewise.
25035 * calls.c (maybe_warn_nonstring_arg): Likewise.
25036 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
25037 minimum length if maximum lengh is unknown.
25038 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
25039 that used c_strlen, it's no longer needed. Restructure slightly.
25040 (format_string): Set unlikely range appropriately.
25041 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
25043 (get_range_strlen): Accept c_strlen_data pointer for external
25044 call sites as well. Pass through to call to internal get_range_strlen.
25045 Adjust minlen, maxlen and maxbound as needed.
25046 (get_maxval_strlen): Update comments.
25047 (gimple_fold_builtin_strlen): Update call to get_range_strlen
25048 to use c_strlen_data pointer. Change variable accesses to instead
25049 use c_strlen_data data members.
25051 * gimple-fold.c (get_range_strlen): Update prototype.
25052 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
25053 local variables. Use pdata to return information to caller.
25054 Update calls to get_range_strlen. Update pdata->maxbound.
25055 (get_range_strlen -- static version): Similarly.
25056 (get_range_strlen -- extern version): Update for internal
25057 get_range_strlen API change. Convert to external data format.
25058 (get_maxval_strlen): Similarly.
25060 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
25062 * coverage.c (get_coverage_counts): Use current_function_decl.
25063 * profile.c (read_thunk_profile): New function.
25064 (branch_prob): Add THUNK parameter.
25065 * tree-profile.c (tree_profiling): Handle thunks.
25066 * value-prof.c (init_node_map): Handle thunks.
25067 * value-prof.h (branch_prob): Upate prototype.
25068 (read_thunk_profile): Declare.
25070 2019-01-01 Jakub Jelinek <jakub@redhat.com>
25072 Update copyright years.
25074 * gcc.c (process_command): Update copyright notice dates.
25075 * gcov-dump.c (print_version): Ditto.
25076 * gcov.c (print_version): Ditto.
25077 * gcov-tool.c (print_version): Ditto.
25078 * gengtype.c (create_file): Ditto.
25079 * doc/cpp.texi: Bump @copying's copyright year.
25080 * doc/cppinternals.texi: Ditto.
25081 * doc/gcc.texi: Ditto.
25082 * doc/gccint.texi: Ditto.
25083 * doc/gcov.texi: Ditto.
25084 * doc/install.texi: Ditto.
25085 * doc/invoke.texi: Ditto.
25087 Copyright (C) 2019 Free Software Foundation, Inc.
25089 Copying and distribution of this file, with or without modification,
25090 are permitted in any medium without royalty provided the copyright
25091 notice and this notice are preserved.