1 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
4 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5 Use create_tmp_var_raw instead of create_tmp_var.
7 2016-08-09 Richard Biener <rguenther@suse.de>
9 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
10 Treat same SSA names related.
12 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14 PR tree-optimization/72824
15 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
16 real_zerop is not negative.
18 2016-08-09 Richard Biener <rguenther@suse.de>
20 PR tree-optimization/71802
21 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
22 all merge opportunities with the predecessor.
24 2016-08-09 Richard Biener <rguenther@suse.de>
27 * ipa-prop.c (ipa_modify_formal_parameters): Build
28 parameter types with natural alignment also for the
31 2016-08-08 Andi Kleen <ak@linux.intel.com>
33 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
35 2016-08-08 David Malcolm <dmalcolm@redhat.com>
38 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
40 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
41 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
42 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
43 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
45 2016-08-08 David Malcolm <dmalcolm@redhat.com>
48 * input.c: Ensure that HAVE_ICONV is defined.
50 2016-08-08 Jakub Jelinek <jakub@redhat.com>
53 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
54 private vars for lastprivate and for linear iterator.
57 * omp-simd-clone.c: Include varasm.h.
58 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
59 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
60 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
63 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
65 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
66 (avr_diagnose_devicespecs_error): Remove.
67 (avr_devicespecs_file): Remove composing absolute path for specfile
68 and its verbose info. Remove conditions to check specs-file,
70 2016-08-08 Jakub Jelinek <jakub@redhat.com>
72 PR rtl-optimization/72821
73 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
74 just return false for them.
76 2016-08-08 Alan Modra <amodra@gmail.com>
79 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
80 toc refs created during reload. Update function comment.
82 2016-08-08 Alan Modra <amodra@gmail.com>
85 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
86 alternatives. Put loads first, then stores, and reg/reg moves
87 within same class later. Delete attr length.
89 2016-08-08 Alan Modra <amodra@gmail.com>
92 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
93 (mem_operand_ds_form): New predicate.
94 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
95 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
96 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
97 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
98 (extendsfdf2_fpr): Replace o constraint with wY.
100 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
102 * tree-ssa-threadbackward.c: Include tree-inline.h
103 (profitable_jump_thread_path): Use estimate_num_insns to estimate
104 size of copied block; for cold paths reduce duplication.
105 (find_jump_threads_backwards): Remove redundant tests.
106 (pass_thread_jumps::gate): Enable for -Os.
108 2016-08-07 Jakub Jelinek <jakub@redhat.com>
111 * stor-layout.c (layout_decl): Fix up formatting.
112 (relayout_decl): Allow DECL to be FIELD_DECL.
114 2016-08-07 Alan Modra <amodra@gmail.com>
116 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
118 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
120 * data-streamer-in.c (streamer_read_wide_int): New.
121 (streamer_read_widest_int): Renamed function.
122 * data-streamer-out.c (streamer_write_wide_int): New
123 (streamer_write_widest_int): Renamed function.
124 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
126 (input_cfg): Call renamed function.
127 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
129 (output_cfg): Call renamed function.
130 * data-streamer.h: Add declarations.
132 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
134 * tree-ssa-ccp.c (extend_mask): New param sgn.
135 Remove ORing with wi::mask.
136 (get_default_value): Adjust call to extend_mask to pass sign.
137 (evaluate_stmt): Likewise.
139 2016-08-06 Jakub Jelinek <jakub@redhat.com>
141 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
144 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
146 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
147 transform if operand's type is pointer to function or method.
149 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
151 PR tree-optimization/18046
152 * tree-ssa-threadedge.c: Include cfganal.h.
153 (simplify_control_statement_condition): If simplifying a
154 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
155 with the dominating ASSERT_EXPR before handing it off to VRP.
156 Mention that a CASE_LABEL_EXPR may be returned.
157 (thread_around_empty_blocks): Adjust to handle
158 simplify_control_statement_condition() returning a
160 (thread_through_normal_block): Likewise.
161 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
162 a switch statement by trying to determine which case label
165 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
167 PR rtl-optimization/69847
168 * lra-constraints.c (process_invariant_for_inheritance): Save
169 pattern instead of src.
170 (remove_inheritance_pseudos): Use the pattern. Add assert.
172 2016-08-05 David Malcolm <dmalcolm@redhat.com>
174 * input.c (string_concat::string_concat): New constructor.
175 (string_concat_db::string_concat_db): New constructor.
176 (string_concat_db::record_string_concatenation): New method.
177 (string_concat_db::get_string_concatenation): New method.
178 (string_concat_db::get_key_loc): New method.
179 (class auto_cpp_string_vec): New class.
180 (get_substring_ranges_for_loc): New function.
181 (get_source_range_for_substring): New function.
182 (get_num_source_ranges_for_substring): New function.
183 (class selftest::lexer_test_options): New class.
184 (struct selftest::lexer_test): New struct.
185 (class selftest::ebcdic_execution_charset): New class.
186 (selftest::ebcdic_execution_charset::s_singleton): New variable.
187 (selftest::lexer_test::lexer_test): New constructor.
188 (selftest::lexer_test::~lexer_test): New destructor.
189 (selftest::lexer_test::get_token): New method.
190 (selftest::assert_char_at_range): New function.
191 (ASSERT_CHAR_AT_RANGE): New macro.
192 (selftest::assert_num_substring_ranges): New function.
193 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
194 (selftest::assert_has_no_substring_ranges): New function.
195 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
196 (selftest::test_lexer_string_locations_simple): New function.
197 (selftest::test_lexer_string_locations_ebcdic): New function.
198 (selftest::test_lexer_string_locations_hex): New function.
199 (selftest::test_lexer_string_locations_oct): New function.
200 (selftest::test_lexer_string_locations_letter_escape_1): New function.
201 (selftest::test_lexer_string_locations_letter_escape_2): New function.
202 (selftest::test_lexer_string_locations_ucn4): New function.
203 (selftest::test_lexer_string_locations_ucn8): New function.
204 (selftest::uint32_from_big_endian): New function.
205 (selftest::test_lexer_string_locations_wide_string): New function.
206 (selftest::uint16_from_big_endian): New function.
207 (selftest::test_lexer_string_locations_string16): New function.
208 (selftest::test_lexer_string_locations_string32): New function.
209 (selftest::test_lexer_string_locations_u8): New function.
210 (selftest::test_lexer_string_locations_utf8_source): New function.
211 (selftest::test_lexer_string_locations_concatenation_1): New
213 (selftest::test_lexer_string_locations_concatenation_2): New
215 (selftest::test_lexer_string_locations_concatenation_3): New
217 (selftest::test_lexer_string_locations_macro): New function.
218 (selftest::test_lexer_string_locations_stringified_macro_argument):
220 (selftest::test_lexer_string_locations_non_string): New function.
221 (selftest::test_lexer_string_locations_long_line): New function.
222 (selftest::test_lexer_char_constants): New function.
223 (selftest::input_c_tests): Call the new test functions once per
224 case within the line_table test matrix.
225 * input.h (struct string_concat): New struct.
226 (struct location_hash): New struct.
227 (class string_concat_db): New class.
228 * substring-locations.h: New header.
230 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
232 PR tree-optimization/72810
233 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
234 the type of the case labels when truncating.
236 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
239 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
240 (aarch64_fp16_ptr_type_node): Likewise.
241 * config/aarch64/aarch64-simd-builtins.c
242 (aarch64_fp16_ptr_type_node): Define.
243 (aarch64_init_fp16_types): New, refactored out of...
244 (aarch64_init_builtins): ...here, update to call
245 aarch64_init_fp16_types.
246 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
248 (aapcs_vfp_sub_candidate): Likewise.
250 2016-08-05 Martin Liska <mliska@suse.cz>
252 Joshua Cranmer <Pidgeot18@gmail.com>
254 * gcov.c (line_t::has_block): New function.
255 (enum loop_type): New enum.
256 (handle_cycle): New function.
259 (get_cycles_count): Likewise.
260 (accumulate_line_counts): Use new loop detection algorithm.
262 2016-08-05 Martin Liska <mliska@suse.cz>
264 * gcov.c (output_intermediate_file): Rename
265 function_info::line_next to next_file_fn.
266 (process_file): Likewise.
267 (read_graph_file): Likewise.
268 (accumulate_line_counts): Likewise.
269 (output_lines): Likewise.
271 2016-08-05 Richard Biener <rguenther@suse.de>
273 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
274 restriction on threading to a loop header.
276 2016-08-05 Richard Biener <rguenther@suse.de>
278 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
279 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
280 adjust loop info accordingly.
282 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
284 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
285 before folding call to __builtin_constant_p with parameters to false.
287 2016-08-05 Alan Modra <amodra@gmail.com>
289 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
290 code accidentally committed 2016-05-02 providing class when given
293 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
295 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
296 the case label ranges that partially overlap with OP's value
299 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
302 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
303 Cast builtin function result to __mmask16 instead of __mmask8.
304 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
305 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
306 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
308 2016-08-04 David Malcolm <dmalcolm@redhat.com>
310 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
311 (ASSERT_TRUE_AT): New macro.
312 (ASSERT_FALSE): Reimplement in terms of...
313 (ASSERT_FALSE_AT): New macro.
314 (ASSERT_STREQ_AT): Fix typo in comment.
316 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
318 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
319 labels are exhaustive, designate the label with the widest
320 range to be the default label.
322 2016-08-04 Andrew Pinski <apinski@cavium.com>
324 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
325 (thunderx_tunings): Use thunderx_vector_cost instead of
328 2016-08-04 Martin Liska <mliska@suse.cz>
330 * gcov.c (main): Fix GNU coding style.
331 (output_intermediate_file): Likewise.
332 (process_file): Likewise.
333 (generate_results): Likewise.
334 (release_structures): Likewise.
335 (create_file_names): Likewise.
336 (find_source): Likewise.
337 (read_graph_file): Likewise.
338 (find_exception_blocks): Likewise.
339 (canonicalize_name): Likewise.
340 (make_gcov_file_name): Likewise.
341 (mangle_name): Likewise.
342 (accumulate_line_counts): Likewise.
343 (output_branch_count): Likewise.
344 (read_line): Likewise.
346 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
348 PR rtl-optimization/71779
349 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
350 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
351 or if it was truncated.
353 PR rtl-optimization/70903
354 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
356 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
358 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
359 accessing SSA_NAME_PTR_INFO.
361 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
364 * common/config/avr/avr-common.c (avr_option_optimization_table)
365 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
367 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
370 * config/avr/avr.md: New pattern to work around do_store_flag
371 generating shift instructions for bit extractions.
373 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
375 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
377 (add_equivalence): Likewise.
378 (get_value_range): Allocate value range with vrp_value_range_pool.
379 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
380 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
382 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
384 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
385 the default for the rs6000 port.
387 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
390 * calls.c (special_function_p): Remove special handling of
391 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
392 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
393 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
395 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
398 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
399 Don't stop on regular insns.
401 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
403 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
404 size to DImode boundary.
405 (nvptx_propagate): Likewise.
407 2016-08-03 Alan Modra <amodra@gmail.com>
409 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
410 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
411 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
412 from -mefficient-unaligned-vector. Note that this affects fp too.
414 2016-08-03 Alan Modra <amodra@gmail.com>
416 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
419 2016-08-03 Alan Modra <amodra@gmail.com>
421 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
422 to a reg. Localize vars.
424 2016-08-03 Alan Modra <amodra@gmail.com>
426 * config/rs6000/rs6000.opt: Remove negatives from help strings
429 2016-08-03 Alan Modra <amodra@gmail.com>
431 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
432 Delete duplicated code.
434 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
437 * lra-spills.c (regno_in_use_p): New.
438 (lra_final_code_change): Use it.
440 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
442 PR rtl-optimization/69847
443 * lra-int.h (struct lra-reg): Use restore_rtx instead of
446 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
448 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
449 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
450 * lra-spills.c (lra_final_code_change): Don't delete insn when the
451 next insn is USE with the same reg as the current insn source.
452 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
454 (lra_constraints_init): Call initiate_invariants.
455 (lra_constraints_finish): Call finish_invariants.
456 (struct invariant, invariant_t, invariant_ptr_t): New.
457 (const_invariant_ptr_t, invariants, invariants_pool): New.
458 (invariant_table, invariant_hash, invariant_eq_p): New.
459 (insert_invariant, initiate_invariants, finish_invariants): New.
460 (clear_invariants, invalid_invariant_regs): New.
461 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
462 instead of restore_regno.
463 (invariant_p, process_invariant_for_inheritance): New.
464 (inherit_in_ebb): Implement invariant inheritance.
465 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
466 (remove_inheritance_pseudos): Implement undoing invariant
468 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
469 instead of restore_regno.
470 * lra-assigns.c (regno_live_length): New.
471 (reload_pseudo_compare_func): Use regno_live_length.
472 (assign_by_spills): Use restore_rtx instead of restore_regno.
473 (lra_assign): Ditto. Initiate regno_live_length.
475 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
477 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
478 __builtin_aarch64_fmindf.
480 2016-08-02 Bin Cheng <bin.cheng@arm.com>
482 PR tree-optimization/34114
483 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
484 information for more control IVs.
486 2016-08-02 Bin Cheng <bin.cheng@arm.com>
488 PR tree-optimization/34114
489 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
490 PLUS_EXPR case. Handle SSA_NAME case.
492 2016-08-02 Tamar Christina <tamar.christina@arm.com>
494 * config/aarch64/aarch64-simd-builtins.def
495 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
496 (__builtin_aarch64_fmaxdf): Likewise.
497 (__builtin_aarch64_smin_nandf): Likewise.
498 (__builtin_aarch64_smax_nandf): Likewise.
499 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
500 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
501 (<fmaxmin><mode>3): ...this.
502 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
503 (vminnm_f64): Likewise.
504 (vmin_f64): Likewise.
505 (vmax_f64): Likewise.
506 * config/aarch64/iterators.md (FMAXMIN): Merge with...
507 (FMAXMIN_UNS): ...this.
508 (fmaxmin): Merged with
509 (fmaxmin_op): ...this...
510 (maxmin_uns_op): ...in to this.
512 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
514 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
515 Add support for vec_extract on vector float, vector int, vector
516 short, and vector char vector types.
517 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
518 vector float, vector int, vector short, and vector char
519 optimizations on 64-bit ISA 2.07 systems for both constant and
520 variable element numbers.
521 (rs6000_split_vec_extract_var): Likewise.
522 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
523 Altivec registers on ISA 2.07 and above.
524 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
525 which never was matched due to the split occuring before register
526 allocation (and the code would not have worked on little endian
527 systems if it did match). Allow extracts to go to the Altivec
528 registers if ISA 2.07 (power8). Change from using "" around the
529 C++ code to using {}'s.
530 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
531 vec_extracts when the vector is in memory.
532 (vsx_extract_v4sf_var): New insn to optimize vector float
533 vec_extracts when the element number is variable on 64-bit ISA
535 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
536 for 64-bit ISA 2.07 as well as ISA 3.0.
537 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
538 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
539 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
540 optimize vector int, vector short, and vector char vec_extracts
541 when the vector is in memory.
542 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
543 optimize vector int, vector short, and vector char vec_extracts
544 when the element number is variable.
546 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
549 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
550 does not overlap with other symbol flags.
552 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
554 * config/aarch64/aarch64.h (aarch64_frame):
555 Remove padding0 and hardfp_offset. Add locals_offset,
556 initial_adjust, callee_adjust, callee_offset and final_adjust.
557 * config/aarch64/aarch64.c (aarch64_layout_frame):
558 Remove unused padding0 and hardfp_offset initializations.
559 Choose frame layout and set frame variables accordingly.
560 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
561 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
562 (aarch64_pop_regs): Likewise.
563 (aarch64_expand_prologue): Remove all decision code, just emit
564 prolog according to frame variables.
565 (aarch64_expand_epilogue): Remove all decision code, just emit
566 epilog according to frame variables.
567 (aarch64_initial_elimination_offset): Use offset to local/arg area.
569 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
572 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
573 fix_debug_reg_uses after changing source register mode to
574 V1TImode if source register is undefined.
576 2015-08-01 Alan Hayward <alan.hayward@arm.com>
578 PR tree-optimization/71818
579 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
580 with non invariant evolutions
582 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
585 * config/avr/avr.md (length) [branch]: Correct insn length
586 attribute for forward branches.
588 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
590 * doc/extend.texi (AVR Built-in Functions): Document
592 * config/avr/builtins.def (NOPS): New.
593 * config/avr/avr.c (avr_expand_nops): New static function.
594 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
596 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
598 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
599 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
602 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
604 * config/aarch64/aarch64.c (vulcan_tunings): Update
605 vulcan L1 cache_line_size.
607 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
609 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
610 function that takes a vector memory address, a hard register, an
611 element number and a temporary base register, and recreates an
612 address that points to the appropriate element within the vector.
613 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
614 (rs6000_split_vec_extract_var): Add support for the target of a
615 vec_extract with variable element number being a scalar memory
617 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
619 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
620 vsx_extract_<mode>_load insn with a new insn that optimizes
621 storing either element to a memory location, using scratch
622 registers to pick apart the vector and reconstruct the address.
623 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
624 (vsx_extract_<mode>_store): Rework alternatives to more correctly
625 support Altivec registers. Add support for ISA 3.0 Altivec d-form
627 (vsx_extract_<mode>_var): Add support for extracting a variable
628 element number from memory.
630 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
632 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
633 when testing for compares against constants of the form 0xabab.
635 2016-07-29 Bin Cheng <bin.cheng@arm.com>
637 PR tree-optimization/57558
638 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
640 (vect_loop_versioning): Support versioning with niter assumptions.
641 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
642 (vect_get_loop_niters): New parameter. Reimplement to support
643 assumptions in loop niter info.
644 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
645 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
646 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
647 Support loop versioning for niters.
648 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
649 (vect_free_loop_info_assumptions): New function.
650 (vectorize_loops): Free loop niter info for loops with flag
651 LOOP_F_ASSUMPTIONS set if vectorization failed.
652 * tree-vectorizer.h (struct _loop_vec_info): New field
653 num_iters_assumptions.
654 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
655 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
656 (LOOP_REQUIRES_VERSIONING): New macro.
657 (vect_free_loop_info_assumptions): New decl.
659 2016-07-29 Bin Cheng <bin.cheng@arm.com>
661 * cfgloop.h (struct loop): New field constraints.
662 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
663 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
665 * cfgloop.c (alloc_loop): Initialize new field.
666 * cfgloopmanip.c (copy_loop_info): Copy constraints.
667 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
668 Adjust niter analysis wrto loop constraints.
669 * doc/loop.texi (@node Number of iterations): Add description for loop
672 2016-07-29 Marek Polacek <polacek@redhat.com>
675 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
676 (ix86_expand_round_builtin): Likewise.
678 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
679 Georg-Johann Lay <avr@gjlay.de>
681 PR rtl-optimization/71976
682 * combine.c (get_last_value): Return 0 if the argument for which
683 the function is called has a wider mode than the recorded value.
685 2016-07-29 Marek Polacek <polacek@redhat.com>
688 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
689 (altivec_expand_st_builtin): Likewise.
691 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
693 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
694 introduced in r238381.
696 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
699 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
700 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
702 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
704 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
706 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
707 Add support for vec_extract of vector double or vector long having
708 a variable element number on 64-bit ISA 2.07 systems or newer.
709 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
711 (rs6000_split_vec_extract_var): New function to split a
712 vec_extract built-in function with variable element number.
713 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
715 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
716 (UNSPEC_VSX_EXTRACT): Likewise.
717 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
718 direct move instructions to be generated on 64-bit ISA 2.07
719 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
721 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
722 arguments for vec_extract variable element.
723 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
724 vec_extract with variable element on V2DFmode and V2DImode
726 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
727 -mupper-regs-df requirement, since it isn't needed.
728 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
729 do direct moves on 64-bit systems, which allows optimization of
730 vec_extract on 64-bit ISA 2.07 systems and newer.
732 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
733 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
735 * config/aarch64/aarch64.md
736 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
738 (<optab>qihi2_aarch64): Likewise, and split into two.
739 (extendqihi2_aarch64): New.
740 (zero_extendqihi2_aarch64): New.
741 * config/aarch64/iterators.md (ldrxt): Remove.
742 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
745 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
747 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
749 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
751 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
752 (aarch64_push_reg): New function to push 1 or 2 registers.
753 (aarch64_pop_reg): New function to pop 1 or 2 registers.
754 (aarch64_expand_prologue): Use aarch64_push_regs.
755 (aarch64_expand_epilogue): Use aarch64_pop_regs.
757 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
759 PR tree-optimization/71734
760 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
761 attribute instead of REF_LOOP and use it.
762 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
763 set it for Loops having non-zero safelen attribute.
764 (ref_indep_loop_p): Pass zero as initial value for safelen.
766 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
770 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
771 call using chkp_gimple_call_builtin_p.
772 (chkp_copy_bounds_for_assign): Likewise.
774 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
776 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
777 * config/arm/arm-protos.h (struct tune_params): Likewise.
778 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
779 (cortex_a9_sched_adjust_cost): Likewise.
780 (fa726te_sched_adjust_cost): Likewise.
781 (arm_adjust_cost): Likewise.
782 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
783 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
784 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
785 * config/i386/i386.c (ix86_adjust_cost): Likewise.
786 * config/ia64/ia64.c: Likewise.
787 * config/m68k/m68k.c: Likewise.
788 * config/mep/mep.c (mep_adjust_cost): Likewise.
789 * config/microblaze/microblaze.c (microblaze_adjust_cost):
791 * config/mips/mips.c (mips_adjust_cost): Likewise.
792 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
794 * config/pa/pa.c (pa_adjust_cost): Likewise.
795 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
796 (rs6000_debug_adjust_cost): Likewise.
797 * config/sh/sh.c (sh_adjust_cost): Likewise.
798 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
799 (hypersparc_adjust_cost): Likewise.
800 (sparc_adjust_cost): Likewise.
801 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
802 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
803 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
805 * config/visium/visium.c (visium_adjust_cost): Likewise.
806 * doc/tm.texi: Regenerate.
807 * haifa-sched.c (dep_cost_1): Adjust.
808 * target.def: Merge adjust_cost and adjust_cost_2.
810 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
812 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
814 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
816 * store-motion.c (struct st_expr): Make pattern_regs a vector.
817 (extract_mentioned_regs): Append to a vector instead of
818 returning a rtx_expr_list.
819 (st_expr_entry): Adjust.
820 (free_st_expr_entry): Likewise.
821 (store_ops_ok): Likewise.
822 (store_killed_in_insn): Likewise.
823 (find_moveable_store): Likewise.
825 2016-07-28 Martin Liska <mliska@suse.cz>
827 PR gcov-profile/68025
828 * tree-profile.c (tree_profiling): Respect
829 no_profile_instrument_function attribute.
830 * doc/extend.texi: Document no_profile_instrument_function
833 2016-07-28 Martin Liska <mliska@suse.cz>
835 PR rtl-optimization/70944
836 * combine.c (make_compound_operation):
837 Do not allow make_compound_operation for vector mode
839 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
842 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
843 before calling get_ops.
845 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
847 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
848 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
849 (BITS_PER_UNIT_LOG): Remove.
850 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
851 * expr.c (expand_assignment): Likewise.
852 * stor-layout.c (initialize_sizetypes): Likewise.
854 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
856 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
857 signature of rs6000_expand_vector_extract so that the element
858 number is a RTX instead of a constant integer.
859 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
861 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
862 (altivec_expand_vec_ext_builtin): Likewise.
863 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
864 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
867 2016-07-27 David Malcolm <dmalcolm@redhat.com>
869 * input.c (get_pure_location): Move here from tree.c.
870 (make_location): Likewise. Add header comment.
871 (selftest::test_accessing_ordinary_linemaps): Verify
872 pure_location_p, make_location, get_location_from_adhoc_loc and
874 * input.h (get_pure_location): Move declaration here from tree.h.
875 (get_finish): Likewise for inline function.
876 (make_location): Likewise for declaration.
877 * tree.c (get_pure_location): Move to input.c.
878 (make_location): Likewise.
879 * tree.h (get_pure_location): Move declaration to tree.h.
880 (get_finish): Likewise for inline function.
881 (make_location): Likewise for declaration.
883 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
886 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
888 2016-07-27 David Malcolm <dmalcolm@redhat.com>
890 * system.h (STATIC_ASSERT): Use static_assert if building
893 2016-07-27 Richard Biener <rguenther@suse.de>
895 PR tree-optimization/72517
896 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
897 Revert change to not compute read-read dependences.
899 2016-07-27 Richard Biener <rguenther@suse.de>
901 * predict.c (set_even_probabilities): Make nedges unsigned.
903 2016-07-27 Martin Liska <mliska@suse.cz>
905 * predict.c (set_even_probabilities): Handle unlikely edges.
906 (combine_predictions_for_bb): Likewise.
908 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
911 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
912 __float128 support when we don't have hardware support, so that
913 the IEEE built-in functions like isgreater, first call __unordkf3
914 to make sure neither operand is a NaN, and if both operands are
915 ordered, do the normal comparison.
917 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
919 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
921 (extract_code_and_val_from_cond_with_ops): Verify that name is
922 either cond_op0 or cond_op1.
924 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
926 PR tree-optimization/18046
927 * genmodes.c (emit_mode_size_inline): Emit an assert that
928 verifies that mode is a valid array index.
929 (emit_mode_nuinits_inline): Likewise.
930 (emit_mode_inner_inline): Likewise.
931 (emit_mode_unit_size_inline): Likewise.
932 (emit_mode_unit_precision_inline): Likewise.
933 * tree-vrp.c: Include params.h.
934 (find_switch_asserts): Register edge assertions for the default
935 label which correspond to the anti-ranges of each case label.
936 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
937 * doc/invoke.texi: Document it.
939 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
941 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
942 and unnecessary call to gimple_bb.
944 2016-07-26 Richard Biener <rguenther@suse.de>
946 PR rtl-optimization/71984
947 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
950 2016-07-26 Richard Biener <rguenther@suse.de>
953 * expmed.c (extract_bit_field_1): Constrain the vector mode
954 with element size matching the extraction mode size when
955 choosing a better vector mode to do the extraction from.
957 2016-07-26 Richard Biener <rguenther@suse.de>
958 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
961 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
964 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
966 * tree-ssa-structalias.c (struct scc_info): Change types of
967 members to auto_sbitmap and auto_vec.
968 (scc_info::scc_info): New constructor.
969 (scc_info::~scc_info): New destructor.
970 (init_scc_info): Remove.
971 (free_scc_info): Remove.
972 (find_indirect_cycles): Adjust.
973 (perform_var_substitution): Likewise.
974 (free_var_substitution_info): Likewise.
976 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
978 * tree-outof-ssa.c (struct elim_graph): Change type of members
979 to auto_vec and auto_sbitmap.
980 (elim_graph::elim_graph): New constructor.
981 (delete_elim_graph): Remove.
982 (expand_phi_nodes): Adjust.
984 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
986 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
987 (new_elim_graph): Adjust.
988 (clear_elim_graph): Likewise.
989 (delete_elim_graph): Likewise.
990 (elim_graph_size): Likewise.
991 (elim_graph_add_node): Likewise.
992 (elim_graph_add_edge): Likewise.
993 (elim_graph_remove_succ_edge): Likewise.
994 (eliminate_name): Likewise.
995 (eliminate_build): Likewise.
996 (elim_forward): Likewise.
997 (elim_unvisited_predecessor): Likewise.
998 (elim_backward): Likewise.
999 (elim_create): Likewise.
1000 (eliminate_phi): Likewise.
1001 (expand_phi_nodes): Likewise.
1003 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1005 * bt-load.c (compute_out): Use auto_sbitmap class.
1006 (link_btr_uses): Likewise.
1007 * cfganal.c (mark_dfs_back_edges): Likewise.
1008 (post_order_compute): Likewise.
1009 (inverted_post_order_compute): Likewise.
1010 (pre_and_rev_post_order_compute_fn): Likewise.
1011 (single_pred_before_succ_order): Likewise.
1012 * cfgexpand.c (pass_expand::execute): Likewise.
1013 * cfgloop.c (verify_loop_structure): Likewise.
1014 * cfgloopmanip.c (fix_bb_placements): Likewise.
1015 (remove_path): Likewise.
1016 (update_dominators_in_loop): Likewise.
1017 * cfgrtl.c (break_superblocks): Likewise.
1018 * ddg.c (check_sccs): Likewise.
1019 (create_ddg_all_sccs): Likewise.
1020 * df-core.c (df_worklist_dataflow): Likewise.
1021 * dse.c (dse_step3): Likewise.
1022 * except.c (eh_region_outermost): Likewise.
1023 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1024 * gcse.c (prune_expressions): Likewise.
1025 (prune_insertions_deletions): Likewise.
1026 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
1027 * graph.c (draw_cfg_nodes_no_loops): Likewise.
1028 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
1029 * lcm.c (compute_earliest): Likewise.
1030 (compute_farthest): Likewise.
1031 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
1032 (unroll_loop_runtime_iterations): Likewise.
1033 (unroll_loop_stupid): Likewise.
1034 * lower-subreg.c (decompose_multiword_subregs): Likewise.
1035 * lra-lives.c: Likewise.
1036 * lra.c (lra): Likewise.
1037 * modulo-sched.c (schedule_reg_moves): Likewise.
1038 (optimize_sc): Likewise.
1039 (get_sched_window): Likewise.
1040 (sms_schedule_by_order): Likewise.
1041 (check_nodes_order): Likewise.
1042 (order_nodes_of_sccs): Likewise.
1043 (order_nodes_in_scc): Likewise.
1044 * recog.c (split_all_insns): Likewise.
1045 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
1046 * reload1.c (reload): Likewise.
1047 * sched-rgn.c (haifa_find_rgns): Likewise.
1048 (split_edges): Likewise.
1049 (compute_trg_info): Likewise.
1050 * sel-sched.c (init_seqno): Likewise.
1051 * store-motion.c (remove_reachable_equiv_notes): Likewise.
1052 * tree-into-ssa.c (update_ssa): Likewise.
1053 * tree-ssa-live.c (live_worklist): Likewise.
1054 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
1055 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1057 (try_peel_loop): Likewise.
1058 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
1060 * tree-ssa-pre.c (compute_antic): Likewise.
1061 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
1062 * tree-stdarg.c (reachable_at_most_once): Likewise.
1063 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
1064 * var-tracking.c (vt_find_locations): Likewise.
1066 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1068 * sbitmap.h (auto_sbitmap): New class.
1070 2016-07-26 Alan Modra <amodra@gmail.com>
1073 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
1076 2016-07-25 David Malcolm <dmalcolm@redhat.com>
1078 * input.c (selftest::temp_source_file::temp_source_file): Fix
1079 missing "%s" in fprintf.
1081 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
1084 * cselib.c (cselib_process_insn): Invalidate argument slots for
1087 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1089 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
1090 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
1091 vmulxh_lane_f16, vmulxh_laneq_f16): New.
1093 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1095 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1096 * config/aarch64/aarch64.md (fma, fnma): Support HF.
1097 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
1099 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1101 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1102 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
1104 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
1105 (add<mode>3): Likewise.
1106 (sub<mode>3): Likewise.
1107 (mul<mode>3): Likewise.
1108 (div<mode>3): Likewise.
1109 (*div<mode>3): Likewise.
1110 (<fmaxmin><mode>3): Extend to HF.
1111 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
1112 (fabd<mode>3): Likewise.
1113 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
1114 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
1115 (aarch64_fmulx<mode>): Likewise.
1116 (aarch64_fac<optab><mode>): Likewise.
1117 (aarch64_frecps<mode>): Likewise.
1118 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
1119 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
1120 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
1121 (VSDQ_HSDI): Support HI.
1122 (fcvt_target, FCVT_TARGET): Likewise.
1123 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
1124 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
1125 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
1126 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
1127 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
1128 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
1129 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
1132 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1134 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
1135 * config/aarch64/aarch64-builtins.c (hi_UP): New.
1136 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1137 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
1139 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
1140 (aarch64_cm<optab><mode>): Likewise.
1141 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
1142 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
1143 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
1144 (sqrt<mode>2): Likewise.
1145 (*sqrt<mode>2): Likewise.
1146 (abs<mode>2): Likewise.
1147 (<optab><mode>hf2): New pattern for HF mode.
1148 (<optab>hihf2): Likewise.
1149 * config/aarch64/arm_neon.h: Include arm_fp16.h.
1150 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
1151 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
1153 * config/aarch64/arm_fp16.h: New file.
1154 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
1155 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
1156 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
1157 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
1158 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
1159 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
1160 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
1161 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
1162 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
1163 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
1164 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
1165 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
1168 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1170 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
1171 reduc_smin_scal_): Use VDQIF_F16.
1172 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
1173 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
1175 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
1176 * config/aarch64/iterators.md (VDQIF_F16): New.
1177 (vp): Support HF modes.
1178 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
1179 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
1181 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1183 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
1184 "*aarch64_mulx_elt_from_dup<mode>".
1185 (*aarch64_mul3_elt<mode>): Update schedule type.
1186 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
1187 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
1188 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
1189 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
1190 (f, fp): Support HF modes.
1191 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
1192 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
1193 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
1194 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
1195 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
1196 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
1198 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1200 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1201 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
1203 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
1206 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1208 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1209 * config/aarch64/aarch64-simd.md
1210 (aarch64_rsqrts<mode>): Extend to HF modes.
1211 (fabd<mode>3): Likewise.
1212 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
1213 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
1214 (aarch64_<maxmin_uns>p<mode>): Likewise.
1215 (<su><maxmin><mode>3): Likewise.
1216 (<maxmin_uns><mode>3): Likewise.
1217 (<fmaxmin><mode>3): Likewise.
1218 (aarch64_faddp<mode>): Likewise.
1219 (aarch64_fmulx<mode>): Likewise.
1220 (aarch64_frecps<mode>): Likewise.
1221 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
1222 (add<mode>3): Extend to HF modes.
1223 (sub<mode>3): Likewise.
1224 (mul<mode>3): Likewise.
1225 (div<mode>3): Likewise.
1226 (*div<mode>3): Likewise.
1227 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
1229 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
1230 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
1231 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
1232 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
1233 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
1234 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
1235 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
1236 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
1237 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
1238 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
1239 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
1240 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
1241 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
1242 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
1244 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1246 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
1247 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1248 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
1249 (neg<mode>2): Likewise.
1250 (abs<mode>2): Likewise.
1251 (<frint_pattern><mode>2): Likewise.
1252 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
1253 (<optab><VDQF:mode><fcvt_target>2): Likewise.
1254 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
1255 (ftrunc<VDQF:mode>2): Likewise.
1256 (<optab><fcvt_target><VDQF:mode>2): Likewise.
1257 (sqrt<mode>2): Likewise.
1258 (*sqrt<mode>2): Likewise.
1259 (aarch64_frecpe<mode>): Likewise.
1260 (aarch64_cm<optab><mode>): Likewise.
1261 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
1263 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
1264 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
1266 * config/aarch64/arm_neon.h (vdup_n_f16): New.
1267 (vdupq_n_f16): Likewise.
1268 (vld1_dup_f16): Use vdup_n_f16.
1269 (vld1q_dup_f16): Use vdupq_n_f16.
1270 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
1271 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
1272 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
1273 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
1274 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
1275 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
1276 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
1277 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
1278 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
1279 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
1280 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
1281 vsqrt_f16, vsqrtq_f16): New.
1283 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1285 * config/aarch64/aarch64-simd.md
1286 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
1287 (aarch64_ext<mode>): Likewise.
1288 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
1289 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
1290 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
1292 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
1294 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
1295 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
1296 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
1297 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
1298 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
1299 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
1300 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
1302 (vmov_n_f16): Reimplement using vdup_n_f16.
1303 (vmovq_n_f16): Reimplement using vdupq_n_f16..
1305 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1307 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
1308 "frame_related_p". Generate CFA annotation when it's necessary.
1309 (aarch64_expand_prologue): Use aarch64_add_constant.
1310 (aarch64_expand_epilogue): Likewise.
1311 (aarch64_output_mi_thunk): Pass "false" when calling
1312 aarch64_add_constant.
1314 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1316 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
1319 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1321 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
1322 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
1323 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
1324 (aarch64_build_constant): Delete.
1326 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
1329 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
1331 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
1332 flag_toplevel_reorder.
1334 2016-07-25 Richard Biener <rguenther@suse.de>
1336 * cgraph.c (cgraph_node::verify_node): Compare against builtin
1337 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
1338 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
1339 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
1340 (streamer_get_builtin_tree): Likewise.
1341 (streamer_write_builtin): Likewise.
1342 * lto-streamer.h (LTO_builtin_decl): Remove.
1343 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
1344 (lto_input_scc): Remove LTO_builtin_decl handling.
1345 (lto_input_tree_1): Liekwise.
1346 * lto-streamer-out.c (lto_output_tree_1): Remove special
1347 handling of builtins.
1348 (DFS::DFS): Likewise.
1349 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
1350 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
1352 (streamer_write_builtin): Remove.
1354 2016-07-25 Martin Liska <mliska@suse.cz>
1356 * lto-cgraph.c (input_symtab): Don't call get_working_sets
1357 if flag_auto_profile is set to true.
1359 2016-07-25 Martin Liska <mliska@suse.cz>
1361 PR gcov-profile/71868
1362 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
1363 have a function with multiple latches, count them all.
1365 2016-07-25 Martin Liska <mliska@suse.cz>
1367 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
1369 2016-07-25 Martin Liska <mliska@suse.cz>
1371 PR tree-optimization/71987
1372 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
1373 just for SSA_NAMEs. Fix GNU coding style.
1375 2016-07-25 Martin Liska <mliska@suse.cz>
1377 PR gcov-profile/64874
1378 * gcov-io.h: Update command about file format.
1379 * gcov-iov.c (main): Adapt the numbering scheme.
1381 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1384 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
1385 whose result is used in PHI.
1386 (final_range_test_p): Likewise.
1387 (maybe_optimize_range_tests): Likewise.
1389 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1391 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1392 Reformat two multi-line strings.
1394 2016-07-22 Martin Sebor <msebor@redhat.com>
1396 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
1398 2016-07-22 Martin Sebor <msebor@redhat.com>
1401 * doc/extend.texi (Compound Literals): Correct and clarify.
1402 (Cast to Union): Same.
1404 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
1406 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1407 comments to explain why certain error messages make mention of
1408 undocumented options.
1409 (rs6000_invalid_builtin): Change error messages to replace mention
1410 of undocumented options with mention of the -mcpu=power9 option
1411 that enables those undocumented options.
1412 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
1413 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
1414 definition of this macro to correct an existing error.
1415 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
1416 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
1417 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
1418 descriptions of built-in functions so that they depend on
1419 -mcpu=power9 instead of on the corresponding undocumented flags.
1420 * doc/invoke.texi (Option Summary): Remove all mention of newly
1422 (IBM RS/6000 and PowerPC Options): Likewise.
1423 * doc/md.texi (Constraints for Particuliar Machines): Remove all
1424 mention of newly undocumented flags.
1426 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
1428 * ipa-cp.c (determine_versionability): Do not create constprop clones,
1429 when target_clones attribute is set.
1431 2016-07-22 Bin Cheng <bin.cheng@arm.com>
1433 * common.opt (funsafe-loop-optimizations): Mark ignore.
1434 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
1435 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
1437 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
1438 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
1440 2016-07-22 Bin Cheng <bin.cheng@arm.com>
1442 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
1444 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
1446 (number_of_iterations_exit): Warn missed loop optimization for
1447 possible infinite loops.
1449 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
1452 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
1453 when to emit a ".machine" pseudo-op.
1455 2016-07-22 Martin Liska <mliska@suse.cz>
1457 PR gcov-profile/69028
1458 PR gcov-profile/62047
1459 * coverage.c (coverage_compute_lineno_checksum): Do not
1460 calculate checksum for fns w/o xloc.file.
1461 (coverage_compute_profile_id): Likewise.
1463 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
1465 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
1466 (avr_secondary_reload): ...and implementation.
1467 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
1468 * config/avr/avr.md (reload_in<mode>): Remove insns.
1469 (adjust_len) [lpm]: Remove insn attribute value.
1470 * config/avr/predicates.md (flash_operand): Remove insn predicate.
1472 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1475 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
1477 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
1478 * calls.c (special_function_p): Remove the special handling of the
1479 "__builtin_" prefix.
1481 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1484 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
1485 if STMT may be an alloca call.
1486 (gimple_alloca_call_p, alloca_call_p): Return only true for the
1487 builtin alloca call.
1488 * calls.h (gimple_maybe_alloca_call_p): New function.
1489 * tree-inline.c (inline_forbidden_p_stmt): Use
1490 gimple_maybe_alloca_call_p here.
1492 2016-07-21 David Malcolm <dmalcolm@redhat.com>
1494 * spellcheck-tree.c (best_macro_match::best_macro_match):
1495 Explictly specify the template arguments when invoking the base
1496 class constructor, to help older C++ compilers.
1498 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1501 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
1502 before builtin_decl_implicit.
1504 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1506 * optabs.c (emit_condiitonal_move): Short circuit for identical
1509 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1511 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
1512 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
1513 (noce_conversion_profitable_p): New.
1514 (noce_try_store_flag_constants): Use it.
1515 (noce_try_addcc): Likewise.
1516 (noce_try_store_flag_mask): Likewise.
1517 (noce_try_cmove): Likewise.
1518 (noce_try_cmove_arith): Likewise.
1519 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
1521 (noce_convert_multiple_sets): Move cost model to here, from...
1522 (bb_ok_for_noce_convert_multiple_sets) ...here.
1523 (noce_process_if_block): Update calls for above changes.
1524 (noce_find_if_block): Record new noce_if_info parameters.
1526 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1528 * target.def (max_noce_ifcvt_seq_cost): New.
1529 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
1530 * doc/tm.texi: Regenerate.
1531 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
1532 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
1533 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
1534 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
1535 * doc/invoke.texi: Document new params.
1537 2016-07-21 Richard Biener <rguenther@suse.de>
1539 PR tree-optimization/71947
1540 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
1541 ranges have useful limit_vr information.
1543 2016-07-21 Richard Biener <rguenther@suse.de>
1545 * function-tests.c (build_trivial_generic_function): Set
1546 BLOCK_SUPERCONTEXT of DECL_INITIAL.
1547 * omp-low.c (create_omp_child_function): Likewise.
1548 (grid_expand_target_grid_body): Likewise.
1549 * cgraphunit.c (init_lowered_empty_function): Likewise.
1550 (cgraph_node::expand_thunk): Likewise.
1551 * tree-parloops.c (create_loop_fn): Likewise.
1552 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
1554 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1556 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
1559 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
1561 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
1562 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
1563 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
1564 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
1565 values for insn attribute.
1566 * config/avr/avr.c (avr_out_insert_notbit): New function.
1567 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
1568 ADJUST_LEN_INSV_NOTBIT_0/_7.
1569 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
1571 2016-07-21 Bin Cheng <bin.cheng@arm.com>
1573 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
1574 (chrec_convert_1, chrec_convert): Ditto.
1575 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
1576 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
1577 * tree-vrp.c (adjust_range_with_scev): Ditto.
1578 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
1579 (scev_var_range_cant_overflow): New function.
1580 (scev_probably_wraps_p): New parameter. Call above function.
1581 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
1583 2016-07-21 Bin Cheng <bin.cheng@arm.com>
1585 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
1586 by removing computation of may_be_zero.
1588 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1590 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
1592 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1594 Improving concepts performance and diagnostics.
1595 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
1596 for constraint satisfaction and subsumption.
1597 * timevar.h (auto_timevar): New constructor that matches the push/pop
1598 pattern of usage in pt.c.
1600 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
1602 * hwint.h (HOST_WIDE_INT_0): New define.
1603 (HOST_WIDE_INT_0U): Ditto.
1604 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
1605 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
1606 * simplify-rtx.c: Ditto.
1607 * tree-object-size.c: Ditto.
1609 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1611 * config/s390/s390.c (s390_encode_section_info): Remove mode size
1614 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
1616 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
1617 * combine.c: Use HOST_WIDE_INT_M1U instead of
1618 ~(unsigned HOST_WIDE_INT) 0.
1619 * double-int.h: Ditto.
1621 * dwarf2asm.c:Ditto.
1623 * genmodes.c: Ditto.
1625 * read-rtl.c: Ditto.
1626 * tree-ssa-loop-ivopts.c: Ditto.
1627 * tree-ssa-loop-prefetch.c: Ditto.
1628 * tree-vect-generic.c: Ditto.
1629 * tree-vect-patterns.c: Ditto.
1632 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1634 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
1635 constant addresses outside [0,0xc0] into a register.
1636 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
1637 cases where the base address register is unused after.
1638 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
1639 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
1640 (avr_out_store_psi_reg_disp_tiny): Same.
1642 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1644 Implement attribute progmem on reduced Tiny cores by adding
1645 flash offset 0x4000 to respective symbols.
1648 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
1649 documentation how it works on reduced Tiny cores.
1650 (AVR Named Address Spaces): No support for reduced Tiny.
1651 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
1652 (avr_address_tiny_pm_p): New static function.
1653 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
1654 if the address is in progmem.
1655 (avr_assemble_integer): Same.
1656 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
1657 for symbol_ref in progmem.
1658 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
1659 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
1660 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
1662 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
1664 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
1665 * configure: Regenerate.
1666 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
1667 (USE_THIN_ARCHIVES): New variable.
1668 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
1669 this archive as a thin archive.
1671 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1673 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
1674 same location as last time, don't skip if we have fix-it hints.
1675 Clarify the skipping logic by converting it from one "if" clause
1676 to repeated "if" clauses.
1677 * spellcheck-tree.c: Include "cpplib.h".
1678 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
1679 (best_macro_match::best_macro_match): New constructor.
1680 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
1681 Move here from c/c-decl.c.
1682 (class best_macro_match): Move here from c/c-decl.c, converting
1683 from a typedef to a subclass, gaining a ctor.
1685 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1687 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
1688 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
1690 (avr_addr_space_diagnose_usage): ...and implementation.
1691 (avr_addr_space_supported_p): New function.
1692 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
1693 report bad address space usage if that space is supported.
1694 (avr_insert_attributes): Same. No more complain about unsupported
1696 * config/avr/avr-c.c (tm_p.h): Include it.
1697 (avr_cpu_cpp_builtins): Only define addr-space related built-in
1698 macro if avr_addr_space_supported_p.
1700 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
1702 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
1703 flag_toplevel_reorder.
1705 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1707 * gcc-rich-location.c
1708 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
1710 * gcc-rich-location.h
1711 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
1713 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1715 * target.def (addr_space): Add new diagnose_usage to hook vector.
1716 * targhooks.c (default_addr_space_diagnose_usage): Add default
1717 implementation and...
1718 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
1719 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
1720 is some address space, call targetm.addr_space.diagnose_usage.
1721 * doc/tm.texi.in (Named Address Spaces): Add anchor for
1722 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
1723 * doc/tm.texi: Regenerate.
1725 2016-07-20 Martin Liska <mliska@suse.cz>
1728 * graphite-isl-ast-to-gimple.c (later_of_the_two):
1729 Properly handly PHI stmts.
1731 2016-07-20 Bin Cheng <bin.cheng@arm.com>
1733 PR tree-optimization/71503
1734 PR tree-optimization/71683
1735 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
1738 2016-07-20 Martin Liska <mliska@suse.cz>
1740 * doc/invoke.texi (-fipa-ra): Document when the option is
1741 disabled. Fix a typo.
1743 2016-07-20 Martin Liska <mliska@suse.cz>
1745 * Makefile.in: Include fibonacci_heap.c
1746 * fibonacci_heap.c: New file.
1747 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
1748 (fibonacci_heap::union_with): Fix deletion of the second heap.
1749 * selftest-run-tests.c (selftest::run_tests): Incorporate
1750 fibonacci heap tests.
1751 * selftest.h: Declare fibonacci_heap_c_tests.
1753 2016-07-20 Martin Liska <mliska@suse.cz>
1755 * selftest-run-tests.c (selftest::run_tests): New function.
1756 * selftest.h (sreal_c_tests): Declare.
1757 * sreal.c (sreal_verify_basics): New function.
1758 (verify_aritmetics): Likewise.
1759 (sreal_verify_arithmetics): Likewise.
1760 (verify_shifting): Likewise.
1761 (sreal_verify_shifting): Likewise.
1762 (void sreal_c_tests): Likewise.
1764 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1766 PR rtl-optimization/71916
1767 * cfgrtl.c (contains_no_active_insn_p): Return false also for
1768 bb which have a single succ fake edge.
1770 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
1773 * dwarf2out.c (gen_subprogram_die): Only call
1774 gen_unspecified_parameters_die while dumping early dwarf.
1776 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1779 * gimple-fold.c (fold_builtin_memory_op): Use
1780 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
1782 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
1784 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
1785 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
1786 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
1787 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
1791 * double-int.c: Ditto.
1793 * dwarf2out.c: Ditto.
1796 * fold-const.c: Ditto.
1797 * function.c: Ditto.
1799 * genmodes.c: Ditto.
1803 * loop-doloop.c: Ditto.
1804 * loop-invariant.c: Ditto.
1811 * simplify-rtx.c: Ditto.
1812 * stor-layout.c: Ditto.
1814 * tree-ssa-loop-ivopts.c: Ditto.
1815 * tree-vect-generic.c: Ditto.
1816 * tree-vect-patterns.c: Ditto.
1821 * wide-int-print.cc: Ditto.
1822 * wide-int.cc: Ditto.
1823 * wide-int.h: Ditto.
1825 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1827 * selftest.c (selftest::assert_streq): Handle NULL values of
1828 val_actual and val_expected.
1830 2016-07-19 Martin Jambor <mjambor@suse.cz>
1833 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
1834 rather than cgraph_create_node to get a call graph node.
1836 2016-07-19 Richard Biener <rguenther@suse.de>
1838 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
1839 handle all tcc_constant bases and valueize SSA names.
1840 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
1843 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1845 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
1846 the flags of the exit block and bb2, not just the entry block.
1848 2016-07-19 Richard Biener <rguenther@suse.de>
1850 PR tree-optimization/71901
1851 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
1852 align member, group stuff with the bitfield.
1853 (vn_ref_op_align_unit): New inline.
1854 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
1855 record element alignment and operand 3 unchanged.
1856 (ao_ref_init_from_vn_reference): Adjust.
1857 (valueize_refs_1): Likewise.
1858 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1860 2016-07-19 Richard Biener <rguenther@suse.de>
1862 PR tree-optimization/71908
1863 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
1864 symbolic constants in a more reliable way.
1866 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
1868 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
1870 (vect_update_inits_of_drs): Likewise.
1871 (vect_create_cond_for_alias_checks): Likewise.
1872 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
1874 2016-07-19 Richard Biener <rguenther@suse.de>
1877 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
1878 with an abstract origin that is not an inlined function outer
1879 scope add a self-reference as abstract origin.
1880 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
1882 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1885 * config/rs6000/rs6000.c (rs6000_function_value): Fix
1886 unintentional System V.4 structure return breakage for structures
1887 with a single floating point element.
1889 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
1891 PR tree-optimization/71734
1892 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
1893 contains REF, use it to check safelen, assume that safelen value
1894 must be greater 1, fix style.
1895 (ref_indep_loop_p_2): Add REF_LOOP argument.
1896 (ref_indep_loop_p): Pass LOOP as additional argument to
1899 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1901 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
1902 allocation in the prologue.
1903 * explow.c (get_dynamic_stack_base): New function to return an address
1904 expression for the dynamic stack base.
1905 (get_dynamic_stack_size): New function to do the required dynamic stack
1906 space size calculations.
1907 (allocate_dynamic_stack_space): Use new functions.
1908 (align_dynamic_address): Move some code from
1909 allocate_dynamic_stack_space to new function.
1910 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
1912 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1914 * config/s390/s390.c (s390_encode_section_info): Always set
1915 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
1918 2016-07-18 Richard Biener <rguenther@suse.de>
1920 PR tree-optimization/71893
1921 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
1922 for sizetype cast added by array_ref_element_size.
1923 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1925 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
1927 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
1928 register parameters. Remove code to initialize argument pointer
1929 on TARGET_64BIT. Optimize call to _mcount when it can be reached
1930 using a pc-relative branch. Cleanup conditional code.
1931 * config/pa/pa.md (call_mcount): New expander.
1932 (call_mcount_nonpic): New insn.
1933 (call_mcount_pic): New insn and split.
1934 (call_mcount_pic_post_reload): New insn.
1935 (call_mcount_64bit): New insn and split.
1936 (call_mcount_64bit_post_reload): New insn.
1938 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
1940 * config/avr/predicates.md (const_m255_to_m1_operand): New.
1941 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
1942 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
1943 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
1944 (*usum_widenqihi3, *udiff_widenqihi3)
1945 (*addhi3_zero_extend.const): New combiner insns.
1946 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
1947 just 1 bit is affected.
1948 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
1949 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
1951 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1953 * omp-low.c (lower_omp_target): Mark data clauses with
1954 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1955 zero-length subarrays.
1957 2016-07-15 Richard Biener <rguenther@suse.de>
1959 PR tree-optimization/71881
1960 * tree-loop-distribution.c (destroy_loop): Remove blocks in
1961 reverse DOM order to make debug temp generation happy.
1963 2016-07-15 Richard Biener <rguenther@suse.de>
1965 PR tree-optimization/71887
1966 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
1967 verify it is not zero for division / modulo handling.
1968 (value_replacement): Adjust.
1970 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
1971 Julian Brown <julian@codesourcery.com>
1973 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
1974 * config/aarch64/aarch64-cost-tables.h
1975 (vulcan_extra_costs): New variable.
1976 * config/aarch64/aarch64.c
1977 (vulcan_addrcost_table): Likewise.
1978 (vulcan_regmove_cost): Likewise.
1979 (vulcan_vector_cost): Likewise.
1980 (vulcan_branch_cost): Likewise.
1981 (vulcan_tunings): Likewise.
1983 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
1985 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
1986 (output_in_order): Loop over undefined variables too. Output them
1987 via assemble_undefined_decl. Skip variables that correspond to hard
1988 registers or have value-exprs.
1989 * varpool.c (symbol_table::output_variables): Handle undefined
1990 variables together with defined ones.
1992 2016-07-15 Richard Biener <rguenther@suse.de>
1994 * tree-ssa-pre.c (get_representative_for): Make sure to return
1995 the value number of SSA names.
1996 (phi_translate_1): get_representative_for cannot return NULL.
1997 (do_pre_regular_insertion): Remove redundant call to
1998 fully_constant_expression.
1999 (do_pre_partial_partial_insertion): Likewise.
2001 2016-07-15 Bin Cheng <bin.cheng@arm.com>
2003 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
2004 (derive_simple_iv_with_niters): New function.
2005 (simple_iv): Rewrite using simple_iv_with_niters.
2006 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
2007 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
2009 (number_of_iterations_exit): Rewrite using above function.
2010 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
2013 2016-07-15 Richard Biener <rguenther@suse.de>
2015 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
2018 2016-07-14 Jakub Jelinek <jakub@redhat.com>
2020 PR tree-optimization/71872
2021 * tree-data-ref.c (get_references_in_stmt): Ignore references
2022 with is_gimple_constant get_base_address.
2024 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2026 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
2027 (TARGET_HAVE_LDACQD): New macro.
2028 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
2029 than TARGET_HAVE_LDACQ.
2030 (arm_load_acquire_exclusivedi): Likewise.
2031 (arm_store_release_exclusivedi): Likewise.
2033 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2035 PR rtl-optimization/71878
2036 * lra-constraints.c (match_reload): Pass information about other
2037 output operands. Create new unique register value if matching input
2038 operand shares same register value as output operand being considered.
2039 (curr_insn_transform): Record output operands already processed.
2041 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2044 PR tree-optimization/70923
2045 * tree-vect-patterns.c: Include mult-synthesis.h.
2046 (target_supports_mult_synth_alg): New function.
2047 (synth_lshift_by_additions): Likewise.
2048 (apply_binop_and_append_stmt): Likewise.
2049 (vect_synth_mult_by_constant): Likewise.
2050 (target_has_vecop_for_code): Likewise.
2051 (vect_recog_mult_pattern): Use above functions to synthesize vector
2052 multiplication by integer constants.
2054 2016-07-14 Alan Modra <amodra@gmail.com>
2056 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
2057 gpr alternatives. Correct '*' placement on Y,r alternative.
2058 Add '*' on operand 1 of r,r alternative.
2060 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2062 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
2063 * expmed.h: ... Here.
2065 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
2067 * gimple.h (stmt_can_terminate_bb_p): New function.
2068 * tree-cfg.c (need_fake_edge_p): Rename to ...
2069 (stmt_can_terminate_bb_p): ... this; return true if stmt can
2070 throw external; handle const and pure calls.
2071 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
2073 2016-07-14 Richard Biener <rguenther@suse.de>
2075 PR tree-optimization/71866
2076 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
2077 (do_hoist_insertion): Avoid endless recursion when we
2078 didn't insert anything because we managed to simplify
2079 things down to a constant or SSA name.
2080 (fully_constant_expression): Re-write in terms of ...
2081 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
2082 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
2083 vn_nary_build_or_lookup_1.
2084 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
2085 (vn_nary_build_or_lookup): ... this which now wraps it.
2087 2016-07-14 Alan Modra <amodra@gmail.com>
2090 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
2091 with p9_vector override before power9-dform override.
2093 2016-07-13 Andi Kleen <ak@linux.intel.com>
2095 * value-prof.c (gimple_value_profile_transformations): Don't run
2096 when auto_profile is on.
2098 2016-07-13 Andi Kleen <ak@linux.intel.com>
2100 * auto-profile.c (update_inlined_ind_target,
2101 afdo_indirect_call): Print information to dump file.
2103 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
2105 * genrecog.c (special_predicate_operand_p): New function.
2106 (predicate_name): Move function.
2107 (validate_pattern): Don't warn about missing mode for all
2108 define_special_predicate predicates.
2110 2016-07-13 Bin Cheng <bin.cheng@arm.com>
2112 * tree-vect-data-refs.c (vect_no_alias_p): New function.
2113 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
2114 resolve alias checks which are known at compilation time.
2115 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
2116 alias checks are resolved. Move dump info for too many runtime
2117 alias checks to here...
2118 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
2120 2016-07-13 Richard Biener <rguenther@suse.de>
2122 PR tree-optimization/24574
2123 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
2124 position and add shift, rotate, divison and modulo support
2126 (value_replacement): Pass in argument position to absorbing_element_p.
2128 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
2131 * ipa-inline-transform.c (inline_call): Support
2132 instrumented thunks.
2134 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2136 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
2137 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
2139 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
2140 Baseline. Make initial alternative TARGET_32BIT only.
2141 (udivsi3): Likewise.
2142 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
2143 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
2146 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2148 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
2149 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
2150 availability with TARGET_HAVE_MOVT.
2151 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
2152 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
2153 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
2155 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
2156 extra instruction if MOVW is available. Use a cost variable
2157 incremented by COSTS_N_INSNS (1) when the condition match rather than
2158 returning an arithmetic expression based on COSTS_N_INSNS. Make
2159 constant with bottom half word zero cost 2 instruction if MOVW is
2161 * config/arm/arm.md (define_attr "arch"): Add v8mb.
2162 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
2163 target is ARMv8-M Baseline.
2164 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
2165 (arm_movtas_ze): Likewise.
2166 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
2167 alternative for constants satisfying j constraint.
2168 (thumb1_movsi_insn): Likewise.
2169 (movsi splitter for K alternative): Tighten condition to not trigger
2170 if movt is available and j constraint is satisfied.
2171 (Pe immediate splitter): Likewise.
2172 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
2173 constant fitting in an halfword to use MOVW.
2174 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
2177 2016-07-13 Richard Biener <rguenther@suse.de>
2180 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
2181 gimplifying the LHS. Make sure to gimplify a returning twice
2182 call LHS without using SSA names.
2184 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2186 * tree-data-ref.c (find_data_references_in_stmt): Remove
2187 unnecessary call to vec::release.
2188 (graphite_find_data_references_in_stmt): Likewise.
2189 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
2190 * tree-vect-stmts.c (vectorizable_condition): Likewise.
2192 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2194 * cfgexpand.c (expand_used_vars): Make the type of a local
2196 * genmatch.c (lower_for): Likewise.
2197 * haifa-sched.c (haifa_sched_init): Likewise.
2198 (add_to_speculative_block): Likewise.
2199 (create_check_block_twin): Likewise.
2200 * predict.c (handle_missing_profiles): Likewise.
2201 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
2202 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
2203 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
2205 (maybe_lower_iteration_bound): Likewise.
2206 * tree-ssa-sccvn.c (DFS): Likewise.
2207 * tree-stdarg.c (reachable_at_most_once): Likewise.
2208 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
2209 (vectorizable_store): Likewise.
2211 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2213 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
2214 (sccvn_dom_walker): make cond_stack an auto_vec.
2216 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2218 * ree.c (struct ext_state): Make type of members auto_vec.
2219 (find_and_remove_re): Adjust.
2221 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2223 * cfgexpand.c (struct stack_vars_data): Make type of fields
2225 (expand_used_vars): Adjust.
2227 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2229 * ipa.c (record_cdtor_fn): Adjust.
2230 (build_cdtor_fns): Likewise.
2231 (ipa_cdtor_merge): Make static_ctors and static_dtors local
2234 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2236 * genextract.c (struct accum_extract): Add constructor and make
2240 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2242 * tree.c (struct free_lang_data_d): Add constructor and change
2243 types of members to ones that automatically manage resources.
2244 (fld_worklist_push): Adjust.
2245 (find_decls_types): Likewise.
2246 (find_decls_types_in_eh_region): Likewise.
2247 (free_lang_data_in_cgraph): Stop manually creating and
2248 destroying members of free_lang_data_d.
2250 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
2252 PR rtl-optimization/68961
2253 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
2254 peephole variant. Use sse_reg_operand predicates.
2256 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
2258 * config/i386/predicates.md (x86_64_immediate_operand)
2259 <case CONST_INT>: Remove unneeded truncation to DImode.
2260 <case CONST>: Ditto.
2261 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
2263 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2266 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
2267 The xxperm and xxpermr instructions require that the 2nd input
2268 operand overlap with the output operand, and not the 1st.
2269 (altivec_vperm_v8hiv16qi): Likewise.
2270 (altivec_vperm_<mode>_uns_internal): Likewise.
2271 (altivec_vpermr_<mode>_internal): Likewise.
2272 (vperm_v8hiv4si): Likewise.
2273 (vperm_v16qiv8hi): Likewise.
2275 2016-07-12 Nathan Sidwell <nathan@acm.org>
2277 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
2278 when -mno-pic-data-is-text-relative is in effect, by default.
2279 * doc/invoke.texi (mpic-data-is-text-relative): Document new
2280 behavior and clarify.
2282 2016-07-12 Martin Liska <mliska@suse.cz>
2284 * params.def: Add avg-loop niter.
2285 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
2286 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
2287 * doc/invoke.texi: Document the new parameter.
2289 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2292 * expr.c (store_constructor): Mask sign-extended bits when widening
2293 sub-word constructor element at the start of a word.
2295 2016-07-12 Martin Liska <mliska@suse.cz>
2297 * Makefile.in: Append rule for params-options.h.
2298 * params-options.h: New file.
2300 2016-07-12 Martin Liska <mliska@suse.cz>
2302 * ira-build.c (mark_loops_for_removal): Properly iterate
2305 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
2306 Richard Biener <rguenther@suse.de>
2308 PR tree-optimization/23286
2309 PR tree-optimization/70159
2310 * doc/invoke.texi: Document -fcode-hoisting.
2311 * common.opt (fcode-hoisting): New flag.
2312 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
2313 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
2314 (do_regular_insertion): Rename to ...
2315 (do_pre_regular_insertion): ... this and amend general comments
2316 on insertion strathegy.
2317 (do_partial_partial_insertion): Rename to ...
2318 (do_pre_partial_partial_insertion): ... this.
2319 (do_hoist_insertion): New function.
2320 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
2321 and call do_hoist_insertion properly.
2323 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
2324 (pass_pre::execute): Register hoist_insert stats.
2326 2016-07-12 Jakub Jelinek <jakub@redhat.com>
2329 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
2330 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
2331 is different from mode's bitsize. Small cleanup.
2333 2016-07-12 Richard Biener <rguenther@suse.de>
2335 PR rtl-optimization/68961
2336 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
2337 to simplify to a non-constant.
2339 2016-07-11 Jakub Jelinek <jakub@redhat.com>
2342 * omp-low.c (expand_omp_target): Gimplify device.
2344 PR tree-optimization/71823
2345 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
2346 to get vec_oprnds2 from op2.
2348 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
2351 Hoist common subexpressions.
2352 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
2354 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
2357 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
2358 prevent generation of 'stxsiwx' on pre Power8 hardware.
2360 2016-07-11 David Malcolm <dmalcolm@redhat.com>
2362 * input.c: Include cpplib.h.
2363 (selftest::temp_source_file): New class.
2364 (selftest::temp_source_file::temp_source_file): New ctor.
2365 (selftest::temp_source_file::~temp_source_file): New dtor.
2366 (selftest::should_have_column_data_p): New function.
2367 (selftest::test_should_have_column_data_p): New function.
2368 (selftest::temp_line_table): New class.
2369 (selftest::temp_line_table::temp_line_table): New ctor.
2370 (selftest::temp_line_table::~temp_line_table): New dtor.
2371 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
2372 it to create a temp_line_table.
2373 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
2374 locations that are known to have column data.
2375 (selftest::line_table_case): New struct.
2376 (selftest::test_reading_source_line): Move tempfile handling
2377 to class temp_source_file.
2378 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
2379 (selftest::assert_token_loc_eq): New function.
2380 (ASSERT_TOKEN_LOC_EQ): New macro.
2381 (selftest::test_lexer): New function.
2382 (selftest::boundary_locations): New array.
2383 (selftest::input_c_tests): Call test_should_have_column_data_p.
2384 Loop over a test matrix of interesting values of location and
2385 default_range_bits, calling test_lexer on each case in the matrix.
2386 Move call to test_accessing_ordinary_linemaps into the matrix.
2387 * selftest.h (ASSERT_EQ): Reimplement in terms of...
2388 (ASSERT_EQ_AT): New macro.
2390 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
2393 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2394 Don't convert TImode in debug insn.
2396 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
2398 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
2399 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
2400 (tree_type_common::lang_flag_7): New.
2401 (tree_type_common::spare): Reduce size.
2402 * tree.h (TYPE_ALIGN_OK): Remove.
2403 (TYPE_LANG_FLAG_7): New.
2404 (get_inner_reference): Adjust header.
2405 * print-tree.c (print_node): Adjust.
2406 * expr.c (get_inner_reference): Remove parameter keep_aligning.
2407 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
2408 calls to get_inner_reference.
2409 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
2410 handling of TYPE_ALIGN_OK.
2411 * builtins.c (get_object_alignment_2): Adjust call to
2412 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
2413 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
2415 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
2416 * cfgexpand.c (expand_debug_expr): Likewise.
2417 * dbxout.c (dbxout_expand_expr): Likewise.
2418 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
2419 loc_list_from_tree, fortran_common): Likewise.
2420 * fold-const.c (optimize_bit_field_compare,
2421 decode_field_reference, fold_unary_loc, fold_comparison,
2422 split_address_to_core_and_offset): Likewise.
2423 * gimple-laddress.c (execute): Likewise.
2424 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
2425 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
2426 * hsa-gen.c (gen_hsa_addr): Likewise.
2427 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
2428 * tsan.c (instrument_expr): Likewise.
2429 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
2430 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
2431 * tree-affine.c (tree_to_aff_combination,
2432 get_inner_reference_aff): Adjust calls to get_inner_reference.
2433 * tree-data-ref.c (split_constant_offset_1,
2434 dr_analyze_innermost): Likewise.
2435 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
2436 * tree-sra.c (ipa_sra_check_caller): Likewise.
2437 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
2438 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
2439 bswap_replace): Likewise.
2440 * tree-vect-data-refs.c (vect_check_gather,
2441 vect_analyze_data_refs): Likewise.
2442 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
2443 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
2446 2016-07-11 David Malcolm <dmalcolm@redhat.com>
2448 * Makefile.in (selftest-valgrind): New phony target.
2449 * function-tests.c (selftest::build_cfg): Delete pass instances
2450 created by the test.
2451 (selftest::convert_to_ssa): Likewise.
2452 (selftest::test_expansion_to_rtl): Likewise.
2453 * tree-cfg.c (selftest::test_linear_chain): Release dominator
2455 (selftest::test_diamond): Likewise.
2457 2016-07-11 Richard Biener <rguenther@suse.de>
2459 PR tree-optimization/71816
2460 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
2461 than replacing all of its operands.
2463 2016-07-11 Alan Modra <amodra@gmail.com>
2465 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
2466 (ctr<mode>): Add unspec.
2467 (ctr<mode>_internal*): Likewise.
2469 2016-07-08 James Bowman <james.bowman@ftdichip.com>
2471 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
2472 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
2474 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
2476 PR rtl-optimization/71621
2477 * lra-constraints.c (process_alt_operands): Check combination of
2480 2016-07-08 Jason Merrill <jason@redhat.com>
2481 Richard Biener <rguenther@suse.de>
2483 P0145: Refining Expression Order for C++.
2484 * gimplify.c (initial_rhs_predicate_for): New.
2485 (gimplfy_modify_expr): Gimplify RHS before LHS.
2487 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2490 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2491 Allow standard error handling to take over when a wrong number
2492 of arguments is presented to __builtin_vec_ld () or
2493 __builtin_vec_st ().
2495 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2497 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
2502 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
2503 __builtin_aarch64_fmaxv2sf.
2504 (vmaxnmq_f32): Likewise.
2505 (vmaxnmq_f64): Likewise.
2506 (vminnm_f32): Likewise.
2507 (vminnmq_f32): Likewise.
2508 (vminnmq_f64): Likewise.
2510 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2513 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
2514 enable -mfloat128-hardware by default.
2515 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
2516 that IEEE 128-bit hardware support needs.
2517 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2518 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
2519 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
2520 floating point requires.
2521 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2522 -mfloat128 and -mfloat128-hardware changes.
2524 2016-07-08 Alan Hayward <alan.hayward@arm.com>
2526 PR tree-optimization/71667
2527 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
2529 2016-07-08 Martin Liska <mliska@suse.cz>
2532 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
2533 folding produces SAVE_EXPRs, thus return false for the type.
2535 2016-07-07 Martin Liska <mliska@suse.cz>
2537 * file-find.c (remove_prefix): New function.
2538 * file-find.h (remove_prefix): Declare the function.
2539 * gcc-ar.c (main): Skip a folder of the wrapper if
2540 a wrapped binary would point to the same file.
2542 2016-07-07 Jan Hubicka <jh@suse.cz>
2544 * tree-scalar-evolution.c (iv_can_overflow_p): export.
2545 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
2546 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
2548 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
2551 * ipa-inline-analysis.c (compute_inline_parameters): Set
2552 local.can_change_signature to false for intrumentation
2555 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2557 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
2558 with TARGET_HAVE_MOVT.
2559 (TARGET_HAVE_MOVT): Define.
2560 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
2561 availability with TARGET_HAVE_MOVT.
2562 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
2564 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
2566 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
2567 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
2568 * config/arm/constraints.md (define_constraint "j"): Use
2569 TARGET_HAVE_MOVT to check MOVT availability.
2571 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2573 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
2575 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2577 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
2578 (armv8-m.main): Likewise.
2579 (armv8-m.main+dsp): Likewise.
2580 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
2581 (FL_FOR_ARCH8M_MAIN): Likewise.
2582 * config/arm/arm-tables.opt: Regenerate.
2583 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
2584 armv8-m.main+dsp to BE8_LINK_SPEC.
2585 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
2586 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
2587 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
2588 Baseline and Mainline.
2589 (arm_option_override_internal): Also disable arm_restrict_it when
2590 !arm_arch_notm. Update comment for -munaligned-access to also cover
2592 (arm_file_start): Increase buffer size for printing architecture name.
2593 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
2594 and armv8-m.main+dsp.
2595 (mno-unaligned-access): Clarify that this is disabled by default for
2596 ARMv8-M Baseline architectures as well.
2598 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2600 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
2601 decide whether to prevent some libgcc routines being included for some
2602 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
2603 link between this condition and the one in
2604 libgcc/config/arm/lib1func.S.
2606 2016-07-07 Richard Biener <rguenther@suse.de>
2608 * tree-ssa-pre.c: Include alias.h.
2609 (compute_avail): If we have multiple VN_REFERENCEs with the
2610 same hashtable entry adjust that to make it a valid replacement
2611 for all of them with respect to alignment and aliasing
2612 when doing insertion.
2613 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
2614 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
2616 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
2620 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
2621 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
2624 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2626 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
2627 (adjust_mems): Adjust.
2628 (adjust_insn): Likewise.
2629 (prepare_call_arguments): Likewise.
2631 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2633 * gcse.c (struct ls_expr): Make stores field a vector.
2634 (ldst_entry): Adjust.
2635 (free_ldst_entry): Likewise.
2636 (print_ldst_list): Likewise.
2637 (compute_ld_motion_mems): Likewise.
2638 (update_ld_motion_stores): Likewise.
2640 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2642 * gcse.c (struct ls_expr): Remove loads field.
2643 (ldst_entry): Adjust.
2644 (free_ldst_entry): Likewise.
2645 (print_ldst_list): Likewise.
2646 (compute_ld_motion_mems): Likewise.
2648 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2650 * store-motion.c (struct st_expr): Make antic_stores a vector.
2651 (st_expr_entry): Adjust.
2652 (free_st_expr_entry): Likewise.
2653 (print_store_motion_mems): Likewise.
2654 (find_moveable_store): Likewise.
2655 (compute_store_table): Likewise.
2656 (remove_reachable_equiv_notes): Likewise.
2657 (replace_store_insn): Likewise.
2658 (build_store_vectors): Likewise.
2660 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2662 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
2663 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
2665 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2667 PR tree-optimization/71518
2668 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
2669 misalign also for outer loops with negative step.
2671 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
2673 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
2674 (cortex_a53_shift): Add mov_shift.
2675 (cortex_a53_shift_reg): Add new reservation for register shifts.
2676 (cortex_a53_alu): Remove bfm.
2677 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
2678 (cortex_a53_alu_extr): Add new reservation for EXTR.
2679 (bypasses): Improve bypass modelling.
2681 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2684 * config/avr/avr.c (avr_asm_select_section): Strip off
2685 SECTION_DECLARED from flags when calling get_section.
2687 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2689 * tree-vectorizer.h (vect_memory_access_type): Add
2690 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
2691 * tree-vect-stmts.c (compare_step_with_zero): New function.
2692 (perm_mask_for_reverse): Move further up file.
2693 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
2695 (get_negative_load_store_type): New function.
2696 (get_load_store_type): Call it. Add an ncopies argument.
2697 (vectorizable_mask_load_store): Update call accordingly and
2698 remove tests for negative steps.
2699 (vectorizable_store, vectorizable_load): Likewise. Handle new
2700 memory_access_types.
2702 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2704 * tree-vectorizer.h (vect_memory_access_type): New enum.
2705 (_stmt_vec_info): Add a memory_access_type field.
2706 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
2707 (vect_model_store_cost): Take an access type instead of a boolean.
2708 (vect_model_load_cost): Likewise.
2709 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
2710 vect_model_store_cost and vect_model_load_cost.
2711 * tree-vect-stmts.c (vec_load_store_type): New enum.
2712 (vect_model_store_cost): Take an access type instead of a
2713 store_lanes_p boolean. Simplify tests.
2714 (vect_model_load_cost): Likewise, but for load_lanes_p.
2715 (get_group_load_store_type, get_load_store_type): New functions.
2716 (vectorizable_store): Use get_load_store_type. Record the access
2717 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
2718 (vectorizable_load): Likewise.
2719 (vectorizable_mask_load_store): Likewise. Replace is_store
2720 variable with vls_type.
2722 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2724 * tree-vectorizer.h (vect_grouped_load_supported): Add a
2725 single_element_p parameter.
2726 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
2727 Check the PR65518 case here rather than in vectorizable_load.
2728 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
2729 * tree-vect-stmts.c (vectorizable_load): Likewise.
2731 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2733 * tree-vectorizer.h (gather_scatter_info): New structure.
2734 (vect_check_gather_scatter): Return a bool rather than a decl.
2735 Replace return-by-pointer arguments with a single
2736 gather_scatter_info *.
2737 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
2738 (vect_analyze_data_refs): Update call accordingly.
2739 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
2740 (vectorizable_mask_load_store): Likewise. Also record the
2741 offset dt and vectype in the gather_scatter_info.
2742 (vectorizable_store): Likewise.
2743 (vectorizable_load): Likewise.
2745 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2747 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
2748 strided groups, use the cost of N scalar accesses instead
2749 of ncopies vector accesses.
2750 (vect_model_load_cost): Likewise.
2752 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2754 * tree-vect-stmts.c (vect_cost_group_size): Delete.
2755 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
2756 variable to indicate when once-per-group costs are being used.
2757 (vect_model_load_cost): Likewise. Fix comment and misindented code.
2759 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2761 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
2762 peeling-for-gaps condition.
2764 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2766 * config/s390/s390.c (s390_expand_vec_init): Force initializer
2767 element to register if it doesn't match general_operand.
2769 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2770 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2772 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
2774 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
2775 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
2776 (SIGNBIT): New mode iterator.
2777 (Fsignbit): New mode attribute.
2778 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
2779 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
2780 when direct moves are available.
2781 (signbit<mode>2_dm): New define_insn_and_split).
2782 (signbit<mode>2_dm2): New define_insn.
2784 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2786 PR rtl-optimization/71594
2787 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
2788 into subregs of appropriate mode before trying to emit a conditional
2791 2016-07-05 Jan Hubicka <jh@suse.cz>
2793 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
2794 (simple_iv): Use it.
2796 2016-07-05 Jan Hubicka <jh@suse.cz>
2798 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
2800 2016-07-05 Jiong Wang <jiong.wang@arm.com>
2802 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
2805 2016-07-05 Jan Hubicka <jh@suse.cz>
2807 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
2810 2016-07-05 Richard Biener <rguenther@suse.de>
2812 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
2813 Handle empty else block.
2814 (is_feasible_trace): Likewise.
2815 (split_paths): Likewise.
2817 2016-07-05 Richard Biener <rguenther@suse.de>
2819 * tree-loop-distribution.c (distribute_loop): Fix issue with
2820 the cost model loop.
2822 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
2824 * config/arm/neon-testgen.ml: Delete.
2825 * config/arm/neon.ml: Delete.
2827 2016-07-04 Jakub Jelinek <jakub@redhat.com>
2830 * tree.c (attribute_value_equal): Use get_attribute_name instead of
2831 directly using TREE_PURPOSE.
2833 2016-07-04 Jiong Wang <jiong.wang@arm.com>
2835 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
2836 * config/aarch64/aarch64_neon.h: Likewise.
2837 * config/aarch64/arm_neon.h: Likewise.
2838 * config/aarch64/atomics.md: Likewise.
2839 * config/aarch64/aarch64-simd-builtins.def: Likewise.
2840 * doc/invoke.texi: Likewise.
2842 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2844 * config/s390/s390.md: Add "z13" cpu_facility.
2845 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
2846 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
2847 condition" type instructions.
2849 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2850 Jeff Law <law@redhat.com>
2852 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
2853 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
2855 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
2857 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
2858 permutation for TARGET_AVX512F.
2859 (ix86_expand_vec_one_operand_perm_avx512): New function.
2860 (expand_vec_perm_1): Invoke introduced function.
2861 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
2862 it may be not valid after vectorization.
2864 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2867 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
2868 typo in comment. Only force to memory if it is a weak
2871 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
2872 Jiong Wang <jiong.wang@arm.com>
2874 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
2875 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
2876 (AARCH64_FL_F16): New.
2877 (AARCH64_FL_FOR_ARCH8_2): New.
2878 (AARCH64_ISA_8_2): New.
2879 (AARCH64_ISA_F16): New.
2880 (TARGET_FP_F16INST): New.
2881 (TARGET_SIMD_F16INST): New.
2882 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
2883 ("fp"): Disabling "fp" also disables "fp16".
2884 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
2885 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
2886 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
2887 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
2889 2016-07-04 Jan Beulich <jbeulich@suse.com>
2891 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
2893 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2896 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
2897 the insns, use an insn form that does not adjust the offset on
2898 little endian systems.
2900 2016-07-01 Jan Beulich <jbeulich@suse.com>
2902 * varasm.c (get_variable_section): Validate initializer in
2903 named .bss-like sections.
2905 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2907 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2908 Exchange the order of the second and third operands in the vpermr
2909 instruction tmeplate.
2911 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2914 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
2915 Disallow TDmode values.
2917 2016-07-01 Alan Modra <amodra@gmail.com>
2919 PR rtl-optimization/71709
2920 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
2921 being set, not referenced.
2923 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
2925 PR tree-optimization/70729
2926 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
2927 of loop since it can be not valid after transformation.
2929 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2931 * config/arm/arm.c (thumb_reload_in_hi): Delete.
2932 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
2934 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
2936 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
2939 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2942 * config/rs6000/constraints.md (wY constraint): New constraint to
2943 match the requirements for the LXSD and STXSD instructions.
2944 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
2945 predicate to match the requirements for the LXSD and STXSD
2947 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
2948 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
2949 to make sure that the bottom 2 bits of offset are 0, the address
2950 form is offsettable, and no updating is done in the address mode.
2951 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
2952 (movdi_internal32): Likewise
2953 (movdi_internal64): Likewise.
2955 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2957 PR tree-optimization/71707
2958 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
2959 strinfo even for ADDR_EXPR ptr.
2961 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2963 * config/rs6000/altivec.md (darn_32): Change the condition to
2964 TARGET_P9_MISC instead of TARGET_MODULO.
2965 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2966 condition expression.
2967 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2968 condition expression.
2969 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2970 (DFP_TEST): New code iterator.
2971 (dfptstsfi_<code>_mode>): New define_expand.
2972 (*dfp_sgnfcnc_<mode>): New define_insn.
2973 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2974 definition next to BU_P9_MISC_1 definition and change the MASK
2975 value to RS6000_BTM_P9_MISC.
2976 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2977 (BU_P9_64BIT_MISC_0): Likewise.
2978 (BU_P9_DFP_MISC_0): New macro definition.
2979 (BU_P9_DFP_MISC_1): New macro definition.
2980 (BU_P9_DFP_MISC_2): New macro definition.
2981 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2982 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2983 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2984 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2985 (TSTSFI_LT_TD): Likewise.
2986 (TSTSFI_EQ_DD): Likewise.
2987 (TSTSFI_EQ_TD): Likewise.
2988 (TSTSFI_GT_DD): Likewise.
2989 (TSTSFI_GT_TD): Likewise.
2990 (TSTSFI_OV_DD): Likewise.
2991 (TSTSFI_OV_TD): Likewise.
2992 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2993 (TSTSFI_LT_DD): Likewise.
2994 (TSTSFI_LT_TD): Likewise.
2995 (TSTSFI_EQ): Likewise.
2996 (TSTSFI_EQ_DD): Likewise.
2997 (TSTSFI_EQ_TD): Likewise.
2998 (TSTSFI_GT): Likewise.
2999 (TSTSFI_GT_DD): Likewise.
3000 (TSTSFI_GT_TD): Likewise.
3001 (TSTSFI_OV): Likewise.
3002 (TSTSFI_OV_DD): Likewise.
3003 (TSTSFI_OV_TD): Likewise.
3004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3005 overloaded test significance functions.
3006 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
3007 OPTION_MASK_P9_MISC into the representation of this mask.
3008 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
3010 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
3011 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
3013 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
3014 argument is a 6-bit unsigned literal value if the icode argument
3015 represents a DFP test significance built-in call.
3016 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
3017 flag used independently and in combination with the
3018 RS6000_BTM_64BIT flag.
3019 (rs6000_opt_masks): Add entry for power9-misc command-line option.
3020 (rs6000_builtin_mask_names): Add entry for power9-misc
3021 command-line option.
3022 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
3023 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
3024 RS6000_BTM_P9_MISC macros.
3025 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
3026 option and change the description of the -mpower9-vector option to
3027 enable only vector instructions, removing its erroneously claimed
3028 support for scalar instructions.
3029 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3030 the ISA 3.0 digital floating point test significance built-in
3033 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
3035 * config/aarch64/aarch64.c (cortexa35_tunings):
3036 Enable AES fusion. Use cortexa57_branch_cost.
3037 (cortexa53_tunings): Use cortexa57_branch_cost.
3038 (cortexa72_tunings): Use cortexa57_branch_cost.
3039 Use AUTOPREFETCHER_WEAK.
3040 (cortexa73_tunings): Use cortexa57_branch_cost.
3042 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3043 James Greenhalgh <james.greenhalgh@arm.com>
3045 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
3046 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
3047 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
3048 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
3049 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
3050 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
3051 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
3052 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
3053 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
3054 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
3055 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
3056 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
3057 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
3060 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
3061 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3063 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
3065 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
3067 2016-06-30 David Malcolm <dmalcolm@redhat.com>
3070 * gcc.c (driver::build_option_suggestions): Pass "option" to
3071 add_misspelling_candidates.
3072 * opts-common.c (add_misspelling_candidates): Add "option" param;
3073 use it to avoid adding negated forms for options marked with
3075 * opts.h (add_misspelling_candidates): Add "option" param.
3077 2016-06-30 Jakub Jelinek <jakub@redhat.com>
3080 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
3081 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
3082 first when permuting bitwise operation with rotate. Cast
3083 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
3085 2016-06-29 David Malcolm <dmalcolm@redhat.com>
3087 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
3088 for misspelled param names.
3089 * params.c: Include spellcheck.h.
3090 (find_param_fuzzy): New function.
3091 * params.h (find_param_fuzzy): New prototype.
3092 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
3093 * spellcheck.h (struct edit_distance_traits<const char *>):
3096 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
3098 * config/rs6000/predicates.md (const_0_to_7_operand): New
3099 predicate, recognize 0..7.
3100 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3101 support for doing extracts from V16QImode, V8HImode, V4SImode
3103 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
3104 vector extract support.
3105 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
3106 for ISA 3.0 vector extract.
3107 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
3108 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
3109 extracts of a constant element number from small integer vectors
3110 on 64-bit ISA 3.0 systems.
3111 (vsx_extract_<mode>_di): Likewise.
3112 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
3113 say when we can do ISA 3.0 vector extracts.
3114 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
3115 registers, using the stxsiwx instruction.
3117 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
3119 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
3120 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
3121 qdf24xx_regmove_cost, qdf24xx_tunings): New.
3122 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
3123 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
3124 * config/arm/arm.c (arm_qdf24xx_tune): New.
3126 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
3128 * config/aarch64/aarch64.c (cortexa53_tunings):
3129 Increase loop alignment to 8. Set function alignment to 16.
3130 (cortexa35_tunings): Likewise.
3131 (cortexa57_tunings): Increase loop alignment to 8.
3132 (cortexa72_tunings): Likewise.
3133 (cortexa73_tunings): Likewise.
3135 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
3137 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
3138 for arm_fp16_ok and arm_fp16_hw.
3139 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
3140 arm_fp16_alternative.
3142 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
3144 PR tree-optimization/71655
3145 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
3146 types when swapping operands.
3148 2016-06-29 Martin Liska <mliska@suse.cz>
3151 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
3152 * ipa-inline-transform.c (inline_call): Remove unnecessary call
3153 of build_optimization_node.
3155 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
3157 PR tree-optimization/70729
3158 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
3159 independent in loops having positive safelen value.
3160 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
3161 it may be not valid after vectorization.
3163 2016-06-29 Jakub Jelinek <jakub@redhat.com>
3165 PR tree-optimization/71625
3166 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
3167 is sorted by ascending list->offset. If PTR is non-NULL and there is
3168 previous strinfo, call get_stridx_plus_constant.
3169 (get_stridx): Pass exp as second argument to get_addr_stridx.
3170 (addr_stridxptr): Add missing list = list->next, so that there can be
3171 more than one entries in the list. Bump limit from 16 to 32. Ensure
3172 the list is sorted by ascending list->offset.
3173 (get_stridx_plus_constant): Adjust so that it can be also called with
3174 ADDR_EXPR instead of SSA_NAME as PTR.
3175 (handle_char_store): Pass NULL_TREE as second argument to
3178 2016-06-29 Richard Biener <rguenther@suse.de>
3180 PR rtl-optimization/68961
3181 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
3183 2016-06-29 Richard Biener <rguenther@suse.de>
3186 * alias.c (component_uses_parent_alias_set_from): Handle
3187 type punning through union accesses by using the union alias set.
3188 * gimple.c (gimple_get_alias_set): Remove union type punning case.
3190 2016-07-29 Richard Biener <rguenther@suse.de>
3192 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
3193 precision not matching mode precision.
3195 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
3197 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
3198 pa_output_arg_descriptor.
3199 (call_val_symref_64bit_post_reload): Likewise.
3200 (call_val_powf_64bit_post_reload): Likewise.
3201 (sibcall_internal_symref_64bit): Likewise.
3202 (sibcall_value_internal_symref_64bit): Likewise.
3204 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3207 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
3208 a constant, force its SUBREG_REG into memory or register instead
3211 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3214 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
3215 * doc/invoke.texi (AVR Options): Document it.
3217 2016-06-28 Walter Lee <walt@tilera.com>
3219 * config/tilegx/linux.h: Do not include arch/icache.h
3220 (CLEAR_INSN_CACHE): Provide inlined definition directly.
3221 * config/tilepro/linux.h: Do not include arch/icache.h
3222 (CLEAR_INSN_CACHE): Provide inlined definition directly.
3224 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
3226 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
3227 for big-endian BIT_FIELD_REF.
3229 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
3231 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
3232 ('size' attribute): Add '128'.
3234 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
3235 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
3236 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
3237 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
3238 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
3239 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
3240 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
3241 *trunc<mode>df2_odd): Set size attribute to '128'.
3242 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
3243 * config/rs6000/power6.md (power6-fp): Include dfp type.
3244 * config/rs6000/power7.md (power7-fp): Likewise.
3245 * config/rs6000/power8.md (power8-fp): Likewise.
3246 * config/rs6000/power9.md: New file.
3247 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
3248 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
3249 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
3251 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
3252 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3253 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
3254 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
3255 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
3256 dfp_dscri_<mode>): Change type attribute to dfp.
3257 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
3258 attribute to vecsimple.
3259 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
3260 and prefetch streams.
3261 (rs6000_option_override_internal): Remove temporary code setting
3262 tuning to power8. Don't set rs6000_sched_groups for power9.
3263 (last_scheduled_insn): Change to rtx_insn *.
3264 (divide_cnt, vec_load_pendulum): New variables.
3265 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
3266 (rs6000_issue_rate): Set issue rate for Power9.
3267 (is_power9_pairable_vec_type): New.
3268 (power9_sched_reorder2): New.
3269 (rs6000_sched_reorder2): Call new function for Power9 specific
3271 (insn_must_be_first_in_group): Remove Power9.
3272 (insn_must_be_last_in_group): Likewise.
3273 (force_new_group): Likewise.
3274 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
3275 Initialize divide_cnt/vec_load_pendulum.
3276 (_rs6000_sched_context, rs6000_init_sched_context,
3277 rs6000_set_sched_context): Handle context save/restore of new
3280 2016-06-28 Richard Biener <rguenther@suse.de>
3282 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
3283 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
3284 COMPONENT_REF operand.
3285 (nonoverlapping_component_refs_p): Likewise.
3286 * stor-layout.c (start_bitfield_representative): Mark
3287 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
3289 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3291 * Makefile.in: Don't cat ../stage_current if it does not exist.
3293 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
3294 last argument is a bit-field.
3296 PR rtl-optimization/71673
3297 * internal-fn.c (expand_arith_overflow_result_store): Use
3298 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
3299 expand_simple_binop.
3302 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
3303 expand_ifn_atomic_compare_exchange): New functions.
3304 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
3305 * tree.h (build_call_expr_internal_loc): Rename to ...
3306 (build_call_expr_internal_loc_array): ... this. Fix up type of
3308 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
3309 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
3310 ATOMIC_COMPARE_EXCHANGE result.
3311 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
3312 * gimple-fold.h (optimize_atomic_compare_exchange_p,
3313 fold_builtin_atomic_compare_exchange): New prototypes.
3314 * gimple-fold.c (optimize_atomic_compare_exchange_p,
3315 fold_builtin_atomic_compare_exchange): New functions..
3316 * tree-ssa.c (execute_update_addresses_taken): If
3317 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
3318 of call when finding addressable vars, and if such var becomes
3319 non-addressable, call fold_builtin_atomic_compare_exchange.
3321 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
3324 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
3325 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
3327 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
3329 * config/rs6000/rs6000.md ('type' attribute): Add
3330 veclogical,veccmpfx,vecexts,vecmove insn types.
3331 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
3332 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
3333 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
3334 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
3335 *nabs<mode>2_hw): Change type to vecmove.
3336 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
3337 *boolcc<mode>3_internal, *eqv<mode>3_internal,
3338 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
3339 *ieee_128bit_vsx_abs<mode>2_internal,
3340 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
3341 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
3342 *ieee128_mtvsrd_32bit): Change type to veclogical.
3343 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
3344 *movdi_internal32, *movdi_internal64): Update insn types.
3345 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
3346 vsx_extract_<mode>): Change type to veclogical.
3347 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
3348 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
3349 *vsx_sign_extend_si_v2di): Change type to vecexts.
3350 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
3352 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
3353 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
3354 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
3355 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
3356 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3357 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
3358 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
3359 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
3360 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
3361 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
3362 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
3363 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
3364 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
3365 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
3366 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
3367 (ppc7450-vecsimple): Add veclogical, vecmove.
3368 (ppc7450-veccmp): Add veccmpfx.
3369 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
3371 (ppc8540_vector_compare): Add veccmpfx.
3372 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
3373 * config/rs6000/cell.md (cell-fp): Add fpsimple.
3374 (cell-vecsimple): Add veclogical, vecmove.
3375 (cell-veccmp): Add veccmpfx.
3376 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
3377 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
3379 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
3380 * config/rs6000/power4.md (power4-fp): Add fpsimple.
3381 (power4-vecsimple): Add veclogical, vecmove.
3382 (power4-veccmp): Add veccmpfx.
3383 * config/rs6000/power5.md (power5-fp): Add fpsimple.
3384 * config/rs6000/power6.md (power6-fp): Add fpsimple.
3385 (power6-vecsimple): Add veclogical, vecmove.
3386 (power6-veccmp): Add veccmpfx.
3387 * config/rs6000/power7.md (power7-fp): Add fpsimple.
3388 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
3389 * config/rs6000/power8.md (power8-fp): Add fpsimple.
3390 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
3391 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
3392 * config/rs6000/titan.md (titan_fp): Add fpsimple.
3393 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
3395 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
3397 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
3400 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
3401 OPTION_MASK_P9_DFORM_VECTOR.
3402 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
3403 disable -mpower9-dform-vector when using reload.
3404 (quad_address_p): Remove 'gpr_p' argument and all associated code.
3405 New 'strict' argument. Update all callers. Add strict addressing
3407 (rs6000_legitimate_offset_address_p): Remove call to
3408 virtual_stack_registers_memory_p.
3409 (rs6000_legitimize_reload_address): Add quad address support.
3410 (rs6000_legitimate_address_p): Move call to quad_address_p above
3411 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
3412 to account for new strict usage.
3413 (rs6000_output_move_128bit): Adjust quad_address_p args to account
3414 for new strict usage.
3415 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
3417 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.c (ix86_spill_class): Disable condition to
3425 always return NO_REGS.
3427 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
3429 * predict.c: Include gimple-pretty-print.h
3430 (predicted_by_loop_heuristics_p): Check also
3431 PRED_LOOP_EXIT_WITH_RECURSION
3432 (predict_loops): Find self recursive calls and use special purpose
3433 predictors for them; dump log about decisions.
3434 (pass_profile::execute): Dump info about #of iterations.
3435 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
3436 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
3438 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
3440 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
3441 output_asm_insn calls and shorten long lines. Output .CALL
3442 argument descriptor using pa_output_arg_descriptor. Add various
3443 inline $$dyncall and other optimizations.
3444 (pa_attr_length_indirect_call): Adjust ordering and lengths.
3446 2016-06-25 Jakub Jelinek <jakub@redhat.com>
3448 PR tree-optimization/71643
3449 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
3452 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
3453 leak a bitmap if dep_bb is NULL.
3455 PR tree-optimization/71631
3456 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
3457 to rewrite_expr_tree even if negate_result, move new_lhs var
3458 declaration and initialization earlier, for powi_result set afterwards
3459 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
3460 if new_lhs != lhs, and don't shadow gsi var.
3462 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
3464 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
3465 Add in_loop parameter.
3466 (predict_loops): Add loop guard heuristics.
3467 * predict.def (PRED_LOOP_GUARD): New heuristics.
3469 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
3471 * predict.c: Include ipa-utils.h
3472 (tree_bb_level_prediction): Predict recursive calls.
3473 (tree_estimate_probability_bb): Skip inexpensive calls for call
3475 * predict.def (PRED_RECURSIVE_CALL): New.
3477 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3479 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
3480 (BU_FLOAT128_1): Likewise.
3482 (COPYSIGNQ): Likewise.
3483 (RS6000_BUILTIN_NANQ): Likewise.
3484 (RS6000_BUILTIN_NANSQ): Likewise.
3485 (RS6000_BUILTIN_INFQ): Likewise.
3486 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
3487 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
3488 (TARGET_FOLD_BUILTIN): New #define.
3489 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
3490 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
3491 (rs6000_fold_builtin): New target hook implementation, handling
3492 folding of 128-bit NaNs and infinities.
3493 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
3494 entries are filled in to avoid problems during bootstrap
3495 self-test; define builtins for 128-bit NaNs and infinities.
3496 (rs6000_opt_mask): Add entry for float128.
3497 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
3498 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
3499 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
3500 (const_str_type_node): New #define.
3501 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
3502 to a define_expand that dispatches to either copysign<mode>3_soft
3503 or copysign<mode>3_hard.
3504 (copysign<mode>3_hard): Rename from copysign<mode>3.
3505 (copysign<mode>3_soft): New define_insn.
3506 * doc/extend.texi: Document new builtins.
3508 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3510 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
3511 PRIu64 instead of lu.
3513 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
3516 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
3519 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3521 PR tree-optimization/71647
3522 * omp-low.c (lower_rec_input_clauses): Convert
3523 omp_clause_aligned_alignment (c) to size_type_node for the
3524 last argument of __builtin_assume_aligned.
3526 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
3528 * configure.ac (calling ___tls_get_addr via GOT): New
3529 assembler/linker check.
3530 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
3531 assembler and linker supports calling ___tls_get_addr via GOT.
3532 Otherise, defined to 0.
3533 * config.in: Regenerated.
3534 * configure: Likewise.
3535 * config/i386/constraints.md (Yb): New constraint.
3536 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
3537 (REG_CLASS_NAMES): Likewise.
3538 (REG_CLASS_CONTENTS): Likewise.
3539 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
3540 the b constraint with the Yb constraint. Call ___tls_get_addr
3541 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
3543 (*tls_local_dynamic_base_32_gnu): Likewise.
3544 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
3545 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
3546 (*tls_local_dynamic_base_64_<mode>): Likewise.
3548 2016-06-24 Martin Liska <mliska@suse.cz>
3550 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
3551 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
3553 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
3554 argument to true if the expected number of iterations is
3557 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
3559 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
3560 assemble for 32bit target.
3561 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
3562 and $ld_ix86_gld_32_opt to link for 32bit target.
3563 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
3564 * configure: Regenerate.
3566 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3568 * config/arm/arm.c (int_log2): Delete definition and prototype.
3569 (shift_op): Use exact_log2 instead of int_log2.
3570 (vfp3_const_double_for_fract_bits): Likewise.
3572 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3574 * internal-fn.c (expand_arith_set_overflow): New function.
3575 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
3577 (expand_arith_overflow_result_store): Likewise. Handle precision
3578 smaller than mode precision.
3579 * tree-vrp.c (extract_range_basic): For imag part, handle
3580 properly signed 1-bit precision result.
3581 * doc/extend.texi (__builtin_add_overflow): Document that last
3582 argument can't be pointer to enumerated or boolean type.
3583 (__builtin_add_overflow_p): Document that last argument can't
3584 have enumerated or boolean type.
3586 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3587 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3589 * config/rs6000/predicates.md (splat_input_operand): Rework.
3590 Don't allow constants, since the insns that use this predicate
3591 don't support constants. Constants are handled by other insns
3592 that are created via combine. During and after register
3593 allocation, only allow indexed or indirect addresses, and not
3594 general addresses. Only allow modes supported by the hardware.
3595 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
3596 comment. Move check for using VSPLTIS<x> to a common location,
3597 instead of doing it in two different places.
3599 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
3601 * config/i386/driver-i386.c (host_detect_local_cpu): Set
3602 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
3603 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
3604 signature_CENTAUR_ebx.
3606 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
3610 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
3611 (as_ix86_gas_32_opt): This.
3612 (ld_ix86_tls_ldm_opt): Renamed to ...
3613 (ld_ix86_gld_32_opt): This.
3614 (R_386_TLS_LDM reloc): Updated.
3615 (R_386_GOT32X reloc): New assembler/linker check.
3616 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
3617 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
3619 * config.in: Regenerated.
3620 * configure: Likewise.
3621 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
3622 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
3623 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
3624 if ix86_force_load_from_GOT_p returns true.
3625 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
3626 ix86_force_load_from_GOT_p returns true.
3627 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
3628 the external function address via the GOT slot.
3629 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
3630 HAVE_AS_IX86_GOT32X before returning false.
3631 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
3632 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
3634 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
3636 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
3638 2016-06-23 Andi Kleen <ak@linux.intel.com>
3640 * Makefile.in: Regenerate.
3641 * doc/install.texi: Document autoprofiledbootstrap.
3643 2016-06-23 Andi Kleen <ak@linux.intel.com>
3645 * config/i386/gcc-auto-profile: New file.
3647 2016-06-23 Martin Liska <mliska@suse.cz>
3650 * predict.c (predict_loops): Revert the hunk that was removed
3653 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
3655 * config.gcc: Add support for arm*-*-phoenix* targets.
3656 * config/arm/t-phoenix: New.
3657 * config/phoenix.h: New.
3659 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
3660 H.J. Lu <hongjiu.lu@intel.com>
3663 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
3664 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
3665 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
3666 ix86_force_load_from_GOT_p returns true.
3667 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
3668 ix86_force_load_from_GOT_p returns true.
3669 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
3670 ix86_force_load_from_GOT_p returns true.
3671 (ix86_expand_move): Load the external function address via the
3672 GOT slot if ix86_force_load_from_GOT_p returns true.
3673 * config/i386/predicates.md (x86_64_immediate_operand): Return
3674 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
3675 (x86_64_zext_immediate_operand): Ditto.
3677 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
3681 2016-06-22 David Malcolm <dmalcolm@redhat.com>
3684 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
3685 * diagnostic.c (pedwarn_at_rich_loc): New function.
3686 * spellcheck.h (best_match::best_match): Add a
3687 "best_distance_so_far" optional parameter.
3688 (best_match::set_best_so_far): New method.
3689 (best_match::get_best_distance): New accessor.
3690 (best_match::get_best_candidate_length): New accessor.
3692 2016-06-22 Nick Clifton <nickc@redhat.com>
3694 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
3695 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
3696 modes are accepted as well.
3697 (ucompare_loc_descriptor): Likewise.
3698 (minmax_loc_descriptor): Likewise.
3699 (clz_loc_descriptor): Likewise.
3700 (popcount_loc_descriptor): Likewise.
3701 (bswap_loc_descriptor): Likewise.
3702 (rotate_loc_descriptor): Likewise.
3703 (mem_loc_descriptor): Likewise.
3704 (loc_descriptor): Likewise.
3706 2016-06-22 David Malcolm <dmalcolm@redhat.com>
3708 * common.opt (fdiagnostics-parseable-fixits): New option.
3709 * diagnostic.c: Include "selftest.h".
3710 (print_escaped_string): New function.
3711 (print_parseable_fixits): New function.
3712 (diagnostic_report_diagnostic): Call print_parseable_fixits.
3713 (selftest::assert_print_escaped_string): New function.
3714 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
3715 (selftest::test_print_escaped_string): New function.
3716 (selftest::test_print_parseable_fixits_none): New function.
3717 (selftest::test_print_parseable_fixits_insert): New function.
3718 (selftest::test_print_parseable_fixits_remove): New function.
3719 (selftest::test_print_parseable_fixits_replace): New function.
3720 (selftest::diagnostic_c_tests): New function.
3721 * diagnostic.h (struct diagnostic_context): Add field
3722 "parseable_fixits_p".
3723 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3724 -fdiagnostics-parseable-fixits.
3725 (-fdiagnostics-parseable-fixits): New option.
3726 * opts.c (common_handle_option): Handle
3727 -fdiagnostics-parseable-fixits.
3728 * selftest-run-tests.c (selftest::run_tests): Call
3729 selftest::diagnostic_c_tests.
3730 * selftest.h (selftest::diagnostic_c_tests): New prototype.
3732 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
3734 PR tree-optimization/71488
3735 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
3736 comparison of boolean vectors.
3737 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
3738 of boolean vectors using bitwise operations.
3740 2016-06-22 Andreas Schwab <schwab@suse.de>
3742 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
3745 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
3747 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
3749 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
3751 * config/i386/i386.c (print_reg): Emit an error message on attempt to
3754 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3756 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
3757 * config/arm/arm-cores.def (cortex-a73): New entry.
3758 (cortex-a73.cortex-a35): Likewise.
3759 (cortex-a73.cortex-a53): Likewise.
3760 * config/arm/arm-tables.opt: Regenerate.
3761 * config/arm/arm-tune.md: Likewise.
3762 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
3763 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3764 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
3765 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3766 * doc/invoke.texi (ARM Options): Document cortex-a73,
3767 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
3769 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3771 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
3772 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
3773 (cortex-a73.cortex-a35): Likewise.
3774 (cortex-a73.cortex-a53): Likewise.
3775 * config/aarch64/aarch64-tune.md: Regenerate.
3776 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
3777 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
3780 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3782 * configure.ac (gcc_cv_as_compress_debug): Remove
3783 --compress-debug-sections as extra as switch.
3784 Handle gas --compress-debug-sections=type.
3785 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
3786 Handle gld --compress-debug-sections=type.
3787 * configure: Regenerate.
3789 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
3791 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
3793 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
3795 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
3796 (do_rewrite): likewise.
3798 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3800 * common/config/mep/mep-common.c: Remove.
3801 * config.gcc: Remove mep-* support.
3802 * config/mep/constraints.md: Remove.
3803 * config/mep/default.h: Remove.
3804 * config/mep/intrinsics.h: Remove.
3805 * config/mep/intrinsics.md: Remove.
3806 * config/mep/ivc2-template.h: Remove.
3807 * config/mep/mep-c5.cpu: Remove.
3808 * config/mep/mep-core.cpu: Remove.
3809 * config/mep/mep-default.cpu: Remove.
3810 * config/mep/mep-ext-cop.cpu: Remove.
3811 * config/mep/mep-intrin.h: Remove.
3812 * config/mep/mep-ivc2.cpu: Remove.
3813 * config/mep/mep-pragma.c: Remove.
3814 * config/mep/mep-protos.h: Remove.
3815 * config/mep/mep.c: Remove.
3816 * config/mep/mep.cpu: Remove.
3817 * config/mep/mep.h: Remove.
3818 * config/mep/mep.md: Remove.
3819 * config/mep/mep.opt: Remove.
3820 * config/mep/predicates.md: Remove.
3821 * config/mep/t-mep: Remove.
3822 * doc/install.texi: Remove mep-* documentation.
3823 * doc/md.texi: Likewise.
3825 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3827 * config.gcc: Remove support for avr-rtems.
3828 * config/avr/gen-avr-mmcu-specs.c: Likewise.
3829 * config/avr/rtems.h: Remove.
3830 * config/avr/t-rtems: Remove.
3832 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3834 * config.gcc: Remove m32r-rtems support.
3835 * config/m32r/rtems.h: Remove.
3837 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3839 * config.gcc: Remove h8300-rtems support.
3840 * config/h8300/rtems.h: Remove.
3841 * config/h8300/t-rtems: Remove.
3843 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3845 * config.gcc: Remove support for knetbsd.
3846 * configure.ac: Likewise.
3847 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
3848 * config/knetbsd-gnu.h: Remove.
3849 * configure: Regenerate.
3851 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3853 * config.gcc: Remove support for openbsd 2 and 3.
3854 * config/openbsd-oldgas.h: Remove.
3856 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3858 * config.gcc: Remove interix support.
3859 * config/i386/i386-interix.h: Remove.
3860 * config/i386/interix.opt: Remove.
3861 * config/i386/t-interix: Remove.
3862 * configure: Regenerate.
3863 * configure.ac: Remove interix support.
3864 * doc/install.texi: Remove interix documentation.
3866 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3868 * config/rs6000/rs6000.h: Add conditional preprocessing directives
3869 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
3872 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3874 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
3875 they are both PLACEHOLDER_EXPRs.
3877 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3879 * stor-layout.c (layout_type): Move setting complex MODE to
3880 layout_type, instead of setting it ahead of time by the caller.
3881 * tree.c (build_complex_type): Likewise.
3883 2016-06-21 Martin Liska <mliska@suse.cz>
3885 * predict.c (force_edge_cold): Replace imposisble with
3888 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3890 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
3891 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
3893 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3895 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
3897 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
3898 Ilya Enkovich <ilya.enkovich@intel.com>
3901 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
3902 New member function to convert V1TImode register to SUBREG
3903 TImode in debug insn.
3904 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
3905 after changing register mode to V1TImode.
3907 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
3909 * config/aarch64/aarch64-cores.def (vulcan): New core.
3910 * config/aarch64/aarch64-tune.md: Regenerate.
3911 * doc/invoke.texi: Document vulcan as an available option.
3913 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3915 * cse.c (canon_asm_operands): New function extracted from...
3916 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
3917 either standalone or member of a PARALLEL.
3919 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3922 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3923 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3924 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3926 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3929 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3930 constant addresses if can_create_pseudo_p.
3932 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3934 PR tree-optimization/71588
3935 * tree-ssa-strlen.c (valid_builtin_call): New function.
3936 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3939 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3942 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3943 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3944 for conversion of scalar user var to complex type and use the
3945 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3948 PR rtl-optimization/71591
3949 * toplev.c (toplev::run_self_tests): If no_backend, complain and
3950 don't run any tests.
3952 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
3955 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
3956 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
3957 space for PIC with non-v32 and the common non-PIC "jump".
3959 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3962 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
3963 returned values and add UN*/LTGT/*ORDERED cases with values matching
3964 D operand modifier on vcmp for AVX.
3966 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3968 * config/aarch64/aarch64.opt
3969 (mpc-relative-literal-loads): Rename internal option name.
3970 * config/aarch64/aarch64.c
3971 (aarch64_nopcrelative_literal_loads): Rename to
3972 aarch64_pcrelative_literal_loads.
3973 (aarch64_expand_mov_immediate): Likewise.
3974 (aarch64_secondary_reload): Likewise.
3975 (aarch64_can_use_per_function_literal_pools_p): Likewise.
3976 (aarch64_override_options_after_change_1): Rename and simplify logic.
3977 (aarch64_classify_symbol): Merge large model checks into switch,
3978 remove pc-relative load check.
3980 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3982 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
3983 costs relative to the cost of a register move.
3985 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3987 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
3988 (vcvt_n_f64_u64): Likewise.
3989 (vcvt_n_s64_f64): Likewise.
3990 (vcvt_n_u64_f64): Likewise.
3991 (vcvt_f64_s64): Likewise.
3992 (vrecpe_f64): Likewise.
3993 (vcvt_f64_u64): Likewise.
3994 (vrecps_f64): Likewise.
3996 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3998 * config/aarch64/aarch64.md
3999 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
4001 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
4003 * config/aarch64/aarch64-builtins.c
4004 (aarch64_types_binop_uss_qualifiers): Delete.
4005 (TYPES_BINOP_USS): Likewise.
4006 (aarch64_types_binop_sus_qualifiers): Likewise.
4007 (TYPES_BINOP_SUS): Likewise.
4008 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
4009 (TYPES_FCVTIMM_SUS): Likewise.
4010 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
4012 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
4013 (fcvtzs): Use SHIFTIMM rather than BINOP.
4014 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
4016 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
4018 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
4019 costs relative to the cost of a register move.
4021 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
4023 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
4024 Allow scalar/single vector modes to be tieable.
4026 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
4028 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
4030 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4032 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
4034 * tree.h (TYPE_ALIGN): Likewise.
4036 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
4039 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
4041 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
4043 * config/avr/avr.c (avr_print_operand): Fix "format not a string
4044 literal" build warnings.
4045 (avr_print_operand_address): Dito.
4047 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
4050 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
4051 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
4053 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
4055 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
4057 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
4060 * reload1.c (reload): Pass 0 to finish_spills when called because
4061 update_eliminables_and_spill returns true and remove did_spill.
4062 (finish_spills): Adjust comment and document GLOBAL parameter.
4064 2016-06-17 DJ Delorie <dj@redhat.com>
4067 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
4068 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
4069 (umulqihi3_virt): Likewise.
4070 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
4071 (umulqihi3_real): Likewise.
4073 2016-06-17 Martin Liska <mliska@suse.cz>
4075 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
4077 2016-06-17 Martin Liska <mliska@suse.cz>
4079 * predict.def: PRED_LOOP_EXIT from 92 to 85.
4081 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
4083 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
4085 (vaddq_f32): Likewise.
4086 (vmul_f32): Likewise.
4087 (vmulq_f32): Likewise.
4088 (vsub_f32): Likewise.
4089 (vsubq_f32): Likewise.
4091 2016-06-17 Bin Cheng <bin.cheng@arm.com>
4093 PR tree-optimization/71347
4094 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
4095 cost for all uses in group.
4097 2016-06-17 Bin Cheng <bin.cheng@arm.com>
4099 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
4100 insert gimple seq if it's not empty.
4102 2016-06-17 Bin Cheng <bin.cheng@arm.com>
4104 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
4106 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
4108 (comp_dr_with_seg_len_pair): Ditto.
4109 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
4110 struct dr_with_seg_len_pair against DR_OFFSET.
4111 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
4114 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
4116 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
4118 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
4120 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
4121 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
4122 (pa_output_millicode_call): Likewise.
4123 (pa_output_call): Likewise.
4124 (pa_output_indirect_call): Likewise.
4125 (pa_asm_output_mi_thunk): Likewise.
4127 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4129 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
4131 2016-06-16 Martin Liska <mliska@suse.cz>
4133 * predict.c (combine_predictions_for_insn): When we find a first
4134 match predictor, we should consider just predictors with
4135 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
4136 DS theory predictor.
4137 (combine_predictions_for_bb): Likewise.
4139 2016-06-16 Jakub Jelinek <jakub@redhat.com>
4141 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
4142 with base of reference to struct.
4144 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
4146 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
4148 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4151 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
4152 progmem_swtable_section.
4153 (progmem_swtable_section): Remove.
4154 (avr_asm_function_rodata_section): Remove.
4155 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4156 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
4158 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
4160 * config/i386/driver-i386.c (host_detect_local_cpu): Set
4161 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
4162 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
4163 signature_CENTAUR_ebx.
4164 * config/i386/i386.c (ix86_option_override_internal): Add
4165 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
4166 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
4167 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
4169 2016-06-16 Martin Liska <mliska@suse.cz>
4171 * predict.def: Add fortran loop preheader predictor.
4172 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
4173 fold IFN_BUILTIN_EXPECT with a known constant argument.
4175 2016-06-16 Martin Liska <mliska@suse.cz>
4177 * predict.def: Add 'Fortran' to display text of all
4178 PRED_FORTRAN_* predictors.
4180 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
4183 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
4184 [IA64_BUILTIN_NANSQ]: Ditto.
4185 (ia64_fold_builtin): New function.
4186 (TARGET_FOLD_BUILTIN): New define.
4187 (ia64_init_builtins) Declare const_string_type node.
4188 Add __builtin_nanq and __builtin_nansq builtin functions.
4189 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
4191 2016-06-16 Nick Clifton <nickc@redhat.com>
4193 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
4194 MSP430_HWMULT_ prefix to enum values.
4195 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
4196 * config/msp430/msp430.c: Update use of enum values.
4197 * config/msp430/msp430.md: Likewise.
4198 * config/msp430/msp430.opt: Likewise.
4200 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
4202 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
4203 of comparsions in the last iteration.
4205 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
4206 Joern Rennecke <joern.rennecke@embecosm.com>
4208 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
4210 (arc_needs_pcl_p): Add GOTOFFPC.
4211 (arc_legitimate_pic_addr_p): Likewise.
4212 (arc_output_pic_addr_const): Likewise.
4213 (arc_legitimize_pic_address): Generate a pc-relative address using
4215 (arc_output_libcall): Use @pcl syntax.
4216 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
4217 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
4218 (*movsi_insn): Use @pcl syntax.
4219 (doloop_begin_i): Likewise.
4221 2016-06-16 Martin Liska <mliska@suse.cz>
4223 * predict.def: Define a new predictor.
4225 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
4227 * config/arc/arc.opt (mtp-regno): Update text.
4229 2016-06-16 Renlin Li <renlin.li@arm.com>
4231 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
4233 2016-06-16 Jakub Jelinek <jakub@redhat.com>
4236 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
4237 (setcc + and peephole2): Likewise.
4239 PR rtl-optimization/71532
4240 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
4243 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4245 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
4246 DImode constants with XXSPLTIB in vector registers.
4247 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
4248 vsx_extract_<mode>_internal{1,2} into a single insn that handles
4249 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
4250 extraction of the element at the top of the register as a scalar
4252 (vsx_extract_<mode>_internal1): Likewise.
4253 (vsx_extract_<mode>_internal2): Likewise.
4254 * config/rs6000/constraints.md (wi constraint): Remove a comment
4255 about DImode not being allowed in Altivec registers.
4256 (wB constraint): New constraint for constants that can be
4257 generated in Altivec registers with VSPLTISW/VUPKHSW.
4258 * config/rs6000/predicates.md (xxspltib_constant_split): Update
4260 (xxspltib_constant_nosplit): Likewise.
4261 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
4262 support for -mupper-regs-di to enable DImode to go into Altivec
4264 (POWERPC_MASKS): Likewise.
4265 (power7 cpu): Likewise.
4266 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
4267 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
4268 for DImode being allowed in Altivec registers. Update wi/wj
4269 constraints. Set scalar_in_vmx_p flag.
4270 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
4271 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
4272 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
4273 (rs6000_opt_masks): Add -mupper-regs-di.
4274 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
4275 direct move to use wi and not wj.
4277 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
4279 (floatunssi<mode>2_lfiwzx_mem): Likewise.
4280 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
4281 any VSX register, instead of just Altivec registers, to allow
4282 either operand to be an Altivec register or both.
4283 (fixuns_trunc<mode>di2_fctiduz): Likewise.
4284 (movdi_internal32): Add support for -mupper-regs-di. Add support
4285 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
4286 the alternatives and attributes to be lined up to be easier to
4288 (movdi_internal64): Likewise.
4289 (64-bit DImode splitters): Change predicates to only split loading
4290 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
4291 load constants in ISA 3.0 or ISA 2.07 respectively.
4292 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4293 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
4294 mention -mcpu=power9 sets these options.
4295 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
4298 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4301 * config/avr/avr.c (avr_set_current_function): Warn misspelled
4302 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
4303 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
4304 by default to warn misspelled interrupt/ signal handler.
4305 * doc/invoke.texi (AVR Options): Document it. Update description
4306 for -nodevicelib option.
4308 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4310 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
4311 up parentheses. Use GET_MODE_UNIT_BITSIZE.
4312 (aarch64_<sur>shll2_n<mode>): Likewise.
4314 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
4317 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
4318 DECL_CONTEXT for copied arguments.
4320 2016-06-15 Alan Hayward <alan.hayward@arm.com>
4322 PR tree-optimization/71483
4323 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
4326 2016-06-15 Martin Liska <mliska@suse.cz>
4328 * predict.c (tree_predict_by_opcode): Call predict_edge_def
4329 instead of predict_edge w/o a probability.
4331 2016-06-15 Alan Hayward <alan.hayward@arm.com>
4333 PR tree-optimization/71439
4334 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
4337 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4339 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
4340 register subregs in SET_SRC.
4342 2016-06-15 Richard Biener <rguenther@suse.de>
4344 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
4347 2016-06-15 Richard Biener <rguenther@suse.de>
4349 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
4350 not consider dependences between accesses that belong to the
4352 (vect_analyze_data_ref_dependences): Do not analyze read-read
4353 or self-dependences.
4355 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4357 * spellcheck-tree.c: Include spellcheck-tree.h rather than
4359 (find_closest_identifier): Reimplement in terms of
4360 best_match<tree,tree>.
4361 * spellcheck-tree.h: New file.
4362 * spellcheck.c (struct edit_distance_traits<const char *>): New
4364 (find_closest_string): Reimplement in terms of
4365 best_match<const char *, const char *>.
4366 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
4367 overload to spellcheck-tree.h.
4368 (find_closest_identifier): Likewise.
4369 (struct edit_distance_traits<T>): New template.
4370 (class best_match): New class.
4372 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4374 * selftest-run-tests.c (selftest::run_tests): Call
4375 selftest::spellcheck_tree_c_tests.
4376 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
4377 * spellcheck-tree.c: Include selftest.h and stringpool.h.
4378 (selftest::test_find_closest_identifier): New function.
4379 (selftest::spellcheck_tree_c_tests): New function.
4380 * spellcheck.c (selftest::test_find_closest_string): Verify that
4381 the order of the vec does not affect the results for this case.
4382 (selftest::test_data): New array.
4383 (selftest::test_metric_conditions): New function.
4384 (selftest::spellcheck_c_tests): Add a test of case-comparison.
4385 Call selftest::test_metric_conditions.
4387 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4389 * config/rs6000/rs6000-builtin.def (commentary): Typo.
4390 (BU_P9_MISC_1): Likewise.
4391 (BU_P9_64BIT_MISC_0): Likewise.
4392 (BU_P9_MISC_0): Likewise.
4394 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4396 * gcc-rich-location.c
4397 (gcc_rich_location::add_fixit_misspelled_id): New method.
4398 * gcc-rich-location.h
4399 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
4401 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
4403 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
4404 FreeBSD 11 and above.
4406 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
4408 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
4410 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4412 * expmed.h: Close parenthesis in "at your option" in copyright
4414 * lower-subreg.h: Likewise.
4416 2016-06-14 Richard Biener <rguenther@suse.de>
4419 * genmatch.c (expr::gen_transform): Use in_type for comparisons
4422 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4424 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
4426 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
4428 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
4430 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
4431 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
4433 2016-06-14 Richard Biener <rguenther@suse.de>
4435 PR tree-optimization/71522
4436 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
4437 copying into float copying.
4439 2016-06-14 Jakub Jelinek <jakub@redhat.com>
4441 PR tree-optimization/71520
4442 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
4443 (replace_block_by): Move user labels from bb1 to bb2.
4445 2016-06-14 Richard Biener <rguenther@suse.de>
4449 * expr.h (get_bit_range): Declare.
4450 * expr.c (get_bit_range): Export.
4451 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
4452 word_mode again to constrain the bitfield access.
4454 2016-06-14 Richard Biener <rguenther@suse.de>
4456 PR tree-optimization/71521
4457 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
4458 division int_const_binop against zero divisor.
4460 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4462 * config/i386/i386.md (signbittf2): New expander.
4463 * config/i386/sse.md (ptesttf2): New insn pattern.
4465 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4468 * input.c (selftest::test_reading_source_line): Avoid reading from
4469 __FILE__ by creating a tempfile with known content and reading
4472 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4474 * pretty-print.c (assert_pp_format_colored): Skip the test if
4476 (test_pp_format): Remove comment about GCC_COLORS.
4478 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4480 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
4481 * pretty-print.c (assert_pp_format_va): Add location param and use
4482 it with ASSERT_STREQ_AT.
4483 (assert_pp_format): Add location param and pass it to
4484 assert_pp_format_va.
4485 (assert_pp_format_colored): Likewise.
4486 (ASSERT_PP_FORMAT_1): New.
4487 (ASSERT_PP_FORMAT_2): New.
4488 (ASSERT_PP_FORMAT_3): New.
4489 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
4490 explicitly, or implicitly via the above macros.
4491 * selftest.c (selftest::pass): Use a selftest::location rather
4493 (selftest::fail): Likewise. Print the function name.
4494 (selftest::fail_formatted): Likewise.
4495 (selftest::assert_streq): Use a selftest::location rather than
4497 * selftest.h (selftest::location): New struct.
4498 (SELFTEST_LOCATION): New macro.
4499 (selftest::pass): Accept a const location & rather than file
4501 (selftest::fail): Likewise.
4502 (selftest::fail_formatted): Likewise.
4503 (selftest::assert_streq): Likewise.
4504 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
4505 (ASSERT_FALSE): Likewise.
4506 (ASSERT_EQ): Likewise.
4507 (ASSERT_NE): Likewise.
4508 (ASSERT_STREQ): Likewise.
4509 (ASSERT_PRED1): Likewise.
4510 (ASSERT_STREQ_AT): New macro.
4512 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4514 * selftest.c (selftest::fail_formatted): New function.
4515 (selftest::assert_streq): New function.
4516 * selftest.h (selftests::fail_formatted): New decl.
4517 (selftest::assert_streq): New decl.
4518 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
4520 2016-06-13 Jeff Law <law@redhat.com>
4522 PR tree-optimization/71403
4523 * tree-ssa-threadbackward.c
4524 (convert_and_register_jump_thread_path): No longer accept reference
4525 to path. Do not pop items off the path anymore.
4526 (fsm_find_control_statement_thread_paths): Do not allow threading
4527 to a deeper loop nest. Pop the last item off the path here rather
4528 than in convert_and_register_jump_thread_path.
4530 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4531 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
4533 [AArch64] Emit division using the Newton series
4535 * config/aarch64/aarch64-protos.h
4536 (cpu_approx_modes): Add new member "division".
4537 (aarch64_emit_approx_div): Declare new function.
4538 * config/aarch64/aarch64.c
4539 (generic_approx_modes): New member "division".
4540 (exynosm1_approx_modes): Likewise.
4541 (xgene1_approx_modes): Likewise.
4542 (aarch64_emit_approx_div): Define new function.
4543 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
4544 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
4545 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
4546 * doc/invoke.texi (-mlow-precision-div): Describe new option.
4548 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4549 Wilco Dijkstra <wilco.dijkstra@arm.com>
4551 [AArch64] Emit square root using the Newton series
4553 * config/aarch64/aarch64-protos.h
4554 (aarch64_emit_approx_rsqrt): Replace with new function
4555 "aarch64_emit_approx_sqrt".
4556 (cpu_approx_modes): New member "sqrt".
4557 * config/aarch64/aarch64.c
4558 (generic_approx_modes): New member "sqrt".
4559 (exynosm1_approx_modes): Likewise.
4560 (xgene1_approx_modes): Likewise.
4561 (aarch64_emit_approx_rsqrt): Replace with new function
4562 "aarch64_emit_approx_sqrt".
4563 (aarch64_override_options_after_change_1): Handle new option.
4564 * config/aarch64/aarch64-simd.md
4565 (rsqrt<mode>2): Use new function instead.
4566 (sqrt<mode>2): New expansion and insn definitions.
4567 * config/aarch64/aarch64.md: Likewise.
4568 * config/aarch64/aarch64.opt
4569 (mlow-precision-sqrt): Add new option description.
4570 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
4572 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4574 [AArch64] Add more choices for the reciprocal square root approximation
4576 Allow a target to prefer such operation depending on the operation mode.
4578 * config/aarch64/aarch64-protos.h
4579 (AARCH64_APPROX_MODE): New macro.
4580 (AARCH64_APPROX_{NONE,ALL}): Likewise.
4581 (cpu_approx_modes): New structure.
4582 (tune_params): New member "approx_modes".
4583 * config/aarch64/aarch64-tuning-flags.def
4584 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
4585 * config/aarch64/aarch64.c
4586 (generic_approx_modes): New core "cpu_approx_modes" structure.
4587 (exynosm1_approx_modes): Likewise.
4588 (xgene1_approx_modes): Likewise.
4589 (generic_tunings): New member "approx_modes".
4590 (cortexa35_tunings): Likewise.
4591 (cortexa53_tunings): Likewise.
4592 (cortexa57_tunings): Likewise.
4593 (cortexa72_tunings): Likewise.
4594 (exynosm1_tunings): Likewise.
4595 (thunderx_tunings): Likewise.
4596 (xgene1_tunings): Likewise.
4597 (use_rsqrt_p): New argument for the mode and use new member from
4599 (aarch64_builtin_reciprocal): Devise mode from builtin.
4600 (aarch64_optab_supported_p): New argument for the mode.
4601 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
4603 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
4605 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
4606 RS6000_BTM_MODULO flag into the set of flags that are considered
4607 to be part of the common configuration.
4609 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
4611 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
4612 difference unsigned.
4613 (vec_absdb): New macro for vector absolute difference unsigned
4615 (vec_absdh): New macro for vector absolute difference unsigned
4617 (vec_absdw): New macro for vector absolute difference unsigned word.
4618 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
4619 (vadu<mode>3): New insn.
4620 (*p9_vadu<mode>3): New insn.
4621 * config/rs6000/rs6000-builtin.def (vadub): New built-in
4623 (vaduh): New built-in definition.
4624 (vaduw): New built-in definition.
4625 (vadu): New overloaded built-in definition.
4626 (vadub): New overloaded built-in definition.
4627 (vaduh): New overloaded built-in definition.
4628 (vaduw): New overloaded built-in definition.
4629 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4630 overloaded vector absolute difference unsigned functions.
4631 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4632 the ISA 3.0 vector absolute difference unsigned built-in functions.
4634 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
4636 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
4637 update shared_lookup_references only once after changing operands.
4639 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
4642 * tree-nested.c (convert_nonlocal_omp_clauses)
4643 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
4645 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
4646 * tree.def (CASE_LABEL_EXPR): Likewise.
4648 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4651 * input.c (test_builtins): Fix an assertion.
4653 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4655 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
4658 (isinf<mode>2): Ditto.
4660 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4662 * ggc-tests.c (test_finalization): Only test need_finalization_p
4663 for GCC_VERSION >= 4003.
4665 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4667 * config/s390/vecintrin.h: Fix file description in comment.
4669 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4671 * config/s390/s390-builtin-types.def: Change builtin type naming
4672 scheme to match builtin-types.def.
4674 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
4676 * fold-const.c (optimize_minmax_comparison): Remove.
4677 (fold_comparison): Remove call to the above.
4678 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
4679 New transformations.
4681 2016-06-13 Alan Hayward <alan.hayward@arm.com>
4683 PR tree-optimization/71416
4684 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
4687 2016-06-13 Martin Liska <mliska@suse.cz>
4689 * predict.c (enum predictor_reason): Prefix enum with REASON_.
4690 (combine_predictions_for_insn): Likewise.
4691 (prune_predictions_for_bb): Likewise.
4692 (combine_predictions_for_bb): Likewise.
4694 2016-06-13 Richard Biener <rguenther@suse.de>
4696 PR tree-optimization/71505
4697 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
4698 assert match comment.
4700 2016-06-13 Marek Polacek <polacek@redhat.com>
4703 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
4704 gimplify_switch_expr.
4705 (warn_switch_unreachable_r): New function.
4707 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4710 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
4713 2016-06-13 Richard Biener <rguenther@suse.de>
4716 * fold-const.c (fold_unary_loc): Preserve alignment when
4717 folding a VIEW_CONVERT_EXPR into a MEM_REF.
4719 2016-06-13 Martin Liska <mliska@suse.cz>
4722 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
4723 w/ -fsanitize=bounds.
4725 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
4727 * config/i386/i386.c (ix86_init_builtins): Calculate
4728 FLOAT128_FTYPE_CONST_STRING function type only once.
4729 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
4730 built-in functions are available for x86-32 and x86-64 targets.
4732 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
4735 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
4737 (FLOAT128_FTYPE_CONST_STRING): New function type.
4738 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
4739 [IX86_BUILTIN_NANSQ]: Ditto.
4740 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4741 (ix86_init_builtin_types): Declare const_string_type_node.
4742 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
4744 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4745 * doc/extend.texi (x86 Built-in Functions): Document
4746 __builtin_nanq and __builtin_nansq.
4748 2016-06-11 Jiong Wang <jiong.wang@arm.com>
4751 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
4752 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
4753 length for pop patterns.
4754 (arm_attr_length_push_multi): Update comments.
4755 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
4757 (*pop_multiple_with_writeback_and_return): Likewise.
4758 (*pop_multiple_with_return): Likewise.
4760 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
4763 * fold-const.c (optimize_bit_field_compare): Don't try to use
4764 word_mode unconditionally for reading the bit field, look at
4765 DECL_BIT_FIELD_REPRESENTATIVE instead.
4767 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4770 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
4771 vector integer type.
4773 2016-06-10 Jakub Jelinek <jakub@redhat.com>
4776 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
4777 without LABEL_DECL, set *handled_ops_p to false instead of true.
4779 2016-06-10 Martin Sebor <msebor@redhat.com>
4782 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
4783 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
4784 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
4786 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
4787 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
4788 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
4789 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
4790 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
4791 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
4792 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
4793 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
4795 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4797 * config/arm/arm.h (pool_vector_label,
4798 return_used_this_function): Remove.
4800 2016-06-10 Jeff Law <law@redhat.com>
4802 PR tree-optimization/71335
4803 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
4804 zero length paths here.
4805 (convert_and_register_jump_thread_path): Remove hacks related to
4806 duplicated blocks in the jump thread path.
4807 (fsm_find_control_statement_thread_paths): Avoid putting the same
4808 block on the thread path twice, but ensure the thread path is
4809 unchanged from the caller's point of view.
4811 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4813 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
4814 * predict.def (PRED_LOOP_BRANCH): Remove.
4816 2016-06-10 David Malcolm <dmalcolm@redhat.com>
4818 * Makefile.in (OBJS): Add ggc-tests.o.
4819 (GTFILES): Add ggc-tests.c.
4820 * ggc-tests.c: New file.
4821 * selftest-run-tests.c (selftest::run_tests): Call
4822 selftest::ggc_tests_c_tests.
4823 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
4825 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
4827 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
4829 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
4832 * varasm.c (place_block_symbol): Adjust alignment for asan protected
4833 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
4835 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4837 * profile.c: Include cfgloop.h.
4838 (branch_prob): Compute estimated number of iterations.
4839 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
4840 recompute estimate number of iterations from profile.
4842 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4845 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
4846 must be grouped on top of stack. Don't force early clobber
4847 on ordinary reg outputs.
4849 2016-06-10 Richard Biener <rguenther@suse.de>
4851 * targhooks.c (default_builtin_vectorization_cost): Adjust
4854 2016-06-10 Richard Biener <rguenther@suse.de>
4856 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
4857 to fold the RHS to a constant if possible.
4859 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
4862 * tree-nested.c (convert_nonlocal_omp_clauses)
4863 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
4864 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
4865 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
4867 * gimplify.c (gimplify_adjust_omp_clauses): Discard
4869 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
4871 * omp-low.c (scan_sharing_clauses): Don't expect
4874 2016-06-10 Alan Hayward <alan.hayward@arm.com>
4876 PR tree-optimization/71407
4877 PR tree-optimization/71416
4878 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
4881 2016-06-10 Richard Biener <rguenther@suse.de>
4884 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
4886 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
4888 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
4890 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
4891 Jiong Wang <jiong.wang@arm.com>
4893 PR rtl-optimization/70751
4894 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
4895 spilled into memory.
4897 2016-06-09 Jonathan Yong <10walls@gmail.com>
4900 2015-09-21 Jonathan Yong <10walls@gmail.com>
4902 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
4903 sysroot/usr/lib/32api for additional win32 libraries,
4904 fixes failing Cygwin bootstrapping.
4906 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
4908 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
4911 2016-06-09 David Malcolm <dmalcolm@redhat.com>
4914 * pretty-print.c (pp_indent): Specify that %p is printed in a
4915 host-dependent manner.
4916 (test_pp_format): Remove the test for %p.
4918 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
4920 * config/mips/mips.c (mips_output_jump): Fix formatting.
4922 2016-06-09 Richard Biener <rguenther@suse.de>
4924 PR tree-optimization/71462
4925 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
4928 2016-06-09 Martin Liska <mliska@suse.cz>
4930 * predict.c (dump_prediction): Add new argument.
4931 (enum predictor_reason): New enum.
4932 (struct predictor_hash): New struct.
4933 (predictor_hash::hash): New function.
4934 (predictor_hash::equal): Likewise.
4935 (not_removed_prediction_p): New function.
4936 (prune_predictions_for_bb): Likewise.
4937 (combine_predictions_for_bb): Prune predictions.
4939 2016-06-09 Martin Liska <mliska@suse.cz>
4941 * predict.c (filter_predictions): New function.
4942 (remove_predictions_associated_with_edge): Use the filter
4944 (equal_edge_p): New function.
4946 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
4948 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
4949 Correct usage of @samp vs @option, add @samp where appropriate.
4950 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
4951 Add armv6s-m and document it, as it is no official ARM name.
4953 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4955 * ifcvt.c (struct noce_if_info): Add transform_name field.
4956 (noce_try_move): Set if_info->transform_name to the function name.
4957 (noce_try_ifelse_collapse): Likewise.
4958 (noce_try_store_flag): Likewise.
4959 (noce_try_inverse_constants): Likewise.
4960 (noce_try_store_flag_constants): Likewise.
4961 (noce_try_addcc): Likewise.
4962 (noce_try_store_flag_mask): Likewise.
4963 (noce_try_cmove): Likewise.
4964 (noce_try_cmove_arith): Likewise.
4965 (noce_try_minmax): Likewise.
4966 (noce_try_abs): Likewise.
4967 (noce_try_sign_mask): Likewise.
4968 (noce_try_bitop): Likewise.
4969 (noce_convert_multiple_sets): Likewise.
4970 (noce_process_if_block): Print if_info->transform_name to
4971 dump_file if transformation succeeded.
4973 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4975 * config/arm/cortex-a57.md (cortex_a57_alu):
4978 2016-06-08 Martin Sebor <msebor@redhat.com>
4979 Jakub Jelinek <jakub@redhat.com>
4983 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
4984 BUILT_IN_MUL_OVERFLOW_P): New builtins.
4985 * builtins.c: Include gimple-fold.h.
4986 (fold_builtin_arith_overflow): Handle
4987 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
4988 (fold_builtin_3): Likewise.
4989 * doc/extend.texi (Integer Overflow Builtins): Document
4990 __builtin_{add,sub,mul}_overflow_p.
4992 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
4994 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
4995 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
4997 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
4999 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
5000 Rewrite, looking one level down for records and arrays.
5002 2016-06-08 David Malcolm <dmalcolm@redhat.com>
5004 * pretty-print.c: Include "selftest.h".
5005 (pp_format): Fix comment.
5006 (identifier_to_locale): Likewise.
5007 (selftest::test_basic_printing): New function.
5008 (selftest::assert_pp_format): New function.
5009 (selftest::test_pp_format): New function.
5010 (selftest::pretty_print_c_tests): New function.
5011 * selftest-run-tests.c (selftest::run_tests): Call
5012 selftest::pretty_print_c_tests.
5013 * selftest.h (pretty_print_c_tests): New declaration.
5015 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5017 * invoke.texi (max-loop-headers-insns): Document.
5018 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
5019 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
5020 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
5022 2016-06-08 Richard Biener <rguenther@suse.de>
5024 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
5025 on strided SLP loads and fall back to scalar loads in case
5026 we can't chunk them.
5028 2016-06-08 Richard Biener <rguenther@suse.de>
5030 PR tree-optimization/71452
5031 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
5032 type used for the SSA rewrite has enough precision to cover
5033 the dynamic type of the location.
5035 2016-06-08 Jakub Jelinek <jakub@redhat.com>
5036 Richard Biener <rguenther@suse.de>
5039 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
5040 the same as DECL_P (base0) for indirect_base0. Use equality_code
5041 in one further place.
5043 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
5045 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
5046 to one word if the field is known to overlap other words.
5047 (extract_bit_field_1): Likewise.
5048 (store_split_bit_field): Remove compensating code.
5049 (extract_split_bit_field): Likewise.
5051 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
5055 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
5057 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5059 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
5061 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
5062 (arch64_addpv4sf): Delete.
5063 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
5064 "gen_aarch64_addpv4sf".
5065 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
5067 (vpadds_f32): Likewise.
5068 (vpaddq_f32): Likewise.
5069 (vpaddq_f64): Likewise.
5071 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5073 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
5075 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
5076 to VALLF. Rename to "fabd<mode>3".
5077 "*fabd_scalar<mode>3): Delete.
5078 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
5080 (vabdd_f64): Likewise.
5081 (vabd_f32): Likewise.
5082 (vabd_f64): Likewise.
5083 (vabdq_f32): Likewise.
5084 (vabdq_f64): Likewise.
5086 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5088 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
5090 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
5091 "aarch64_rsqrts<mode>".
5092 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
5093 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
5095 (vrsqrtsd_f64): Likewise.
5096 (vrsqrts_f32): Likewise.
5097 (vrsqrts_f64): Likewise.
5098 (vrsqrtsq_f32): Likewise.
5099 (vrsqrtsq_f64): Likewise.
5101 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5103 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
5105 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
5106 "aarch64_rsqrte<mode>".
5107 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
5108 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
5110 (vrsqrted_f64): Likewise.
5111 (vrsqrte_f32): Likewise.
5112 (vrsqrte_f64): Likewise.
5113 (vrsqrteq_f32): Likewise.
5114 (vrsqrteq_f64): Likewise.
5116 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5118 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
5122 * config/aarch64/aarch64-simd.md
5123 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
5124 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
5125 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
5127 (vcvt_n_f32_u32): Likewise.
5128 (vcvt_n_s32_f32): Likewise.
5129 (vcvt_n_u32_f32): Likewise.
5130 (vcvtq_n_f32_s32): Likewise.
5131 (vcvtq_n_f32_u32): Likewise.
5132 (vcvtq_n_f64_s64): Likewise.
5133 (vcvtq_n_f64_u64): Likewise.
5134 (vcvtq_n_s32_f32): Likewise.
5135 (vcvtq_n_s64_f64): Likewise.
5136 (vcvtq_n_u32_f32): Likewise.
5137 (vcvtq_n_u64_f64): Likewise.
5138 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
5139 (VSDQ_SDI): Likewise.
5140 (fcvt_target): Support V4DI, V4SI and V2SI.
5141 (FCVT_TARGET): Likewise.
5143 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5145 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
5146 (TYPES_BINOP_SUS): Likewise.
5147 (aarch64_simd_builtin_data): Update include file name.
5148 (aarch64_builtins): Likewise.
5149 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
5150 for conversion between scalar float-point and fixed-point.
5154 * config/aarch64/aarch64.md
5155 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
5156 pattern for conversion between scalar float to fixed-pointer.
5157 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
5158 (UNSPEC_FCVTZS): New UNSPEC enumeration.
5159 (UNSPEC_FCVTZU): Likewise.
5160 (UNSPEC_SCVTF): Likewise.
5161 (UNSPEC_UCVTF): Likewise.
5162 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
5164 (vcvtd_n_f64_u64): Likewise.
5165 (vcvtd_n_s64_f64): Likewise.
5166 (vcvtd_n_u64_f64): Likewise.
5167 (vcvtd_n_f32_s32): Likewise.
5168 (vcvts_n_f32_u32): Likewise.
5169 (vcvtd_n_s32_f32): Likewise.
5170 (vcvts_n_u32_f32): Likewise.
5171 * config/aarch64/iterators.md (fcvt_target): Support integer to float
5173 (FCVT_TARGET): Likewise.
5174 (FCVT_FIXED2F): New iterator.
5175 (FCVT_F2FIXED): Likewise.
5176 (fcvt_fixed_insn): New define_int_attr.
5178 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5180 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
5181 some statements was removed.
5183 2016-06-08 Alan Hayward <alan.hayward@arm.com>
5185 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
5186 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
5187 (vect_can_advance_ivs_p): likewise.
5188 (vect_update_ivs_after_vectorizer): likewise.
5189 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
5190 (vect_analyze_scalar_cycles_1): likewise.
5191 (vect_analyze_loop_operations): likewise.
5192 (report_vect_op): likewise.
5193 (vect_is_slp_reduction): likewise.
5194 (vect_is_simple_reduction): likewise.
5195 (get_initial_def_for_induction): likewise.
5196 (vect_transform_loop): likewise.
5197 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
5198 (vect_recog_sad_pattern): likewise.
5199 (vect_recog_widen_sum_pattern): likewise.
5200 (vect_recog_widening_pattern): likewise.
5201 (vect_recog_divmod_pattern): likewise.
5202 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
5203 (vect_analyze_slp_instance): likewise.
5204 (vect_transform_slp_perm_load): likewise.
5205 (vect_schedule_slp_instance): likewise.
5207 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5209 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
5210 (return_prediction): PRED_CONST_RETURN predict return as not taken.
5211 * predict.def (PRED_CONTINUE): Change hitrate 50->67
5212 (PRED_LOOP_BRANCH): Document predictor as broken.
5213 (PRED_LOOP_EXIT): Change hitrate 91->92.
5214 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
5215 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
5216 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
5217 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
5218 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
5219 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
5220 (PRED_CALL): Chane hitrate 71->67.
5221 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
5222 (PRED_GOTO): Document as unused right now.
5223 (PRED_CONST_RETURN): Change hitrate 67->69
5224 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
5225 (PRED_NULL_RETURN): Change hitrate 91->90.
5226 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
5227 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
5228 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
5230 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
5232 * config/rs6000/altivec.h: Add __builtin_vec_mul.
5233 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
5234 special case Altivec builtin.
5235 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5236 VSX_BUILTIN_VEC_MUL (replaced with special case code).
5237 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5238 code for ALTIVEC_BUILTIN_VEC_MUL.
5239 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5240 for __builtin_vec_mul.
5242 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
5244 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
5247 2016-06-07 David Malcolm <dmalcolm@redhat.com>
5249 * spellcheck.c (selftest::test_find_closest_string): New function.
5250 (spellcheck_c_tests): Call the above.
5252 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5254 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
5256 2016-06-07 Jakub Jelinek <jakub@redhat.com>
5258 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
5259 Yv=Yv,C alternatives.
5261 2016-06-07 Richard Biener <rguenther@suse.de>
5264 * common.opt (ffast-math): Make Optimization.
5266 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
5267 Prachi Godbole <prachi.godbole@imgtec.com>
5269 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
5270 `fabs' and `fneg' type attributes.
5271 (p5600_fpu_fabs): Add `fmove' to the comment.
5273 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5275 * gimple.c: Include builtins.h
5276 (gimple_inexpensive_call_p): New function.
5277 * gimple.h (gimple_inexpensive_call_p): Declare.
5278 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
5279 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
5282 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
5284 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
5285 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
5286 warning_at_rich_loc, warning_n, pedwarn, permerror,
5287 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
5288 sorry, fatal_error, internal_error, internal_error_no_backtrace):
5291 2016-06-07 Richard Biener <rguenther@suse.de>
5293 PR tree-optimization/71428
5294 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
5295 BIT_FIELD_REF op vs. load.
5297 2016-06-07 Richard Biener <rguenther@suse.de>
5300 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
5303 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
5305 * config/pa/pa.md (call): Generate indirect long calls to non-local
5306 functions on TARGET_64BIT.
5307 (call_value): Likewise.
5309 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
5311 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
5312 pattern and subsequent splitters.
5313 (call_val_reg_64bit_post_reload): Likewise.
5315 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5318 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
5319 propagate_op_to_single_use.
5321 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5324 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
5326 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
5328 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
5329 (enum x86_dirflag_state): New enum.
5330 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
5331 (machine_function): Remove needs_cld.
5332 (ix86_current_function_needs_cld): Remove.
5333 * config/i386/i386.c (ix86_set_func_type): Set
5334 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
5335 (ix86_expand_prologue): Do not emit CLD here.
5336 (ix86_dirflag_mode_needed): New function.
5337 (ix86_dirflag_mode_entry): Ditto.
5338 (ix86_mode_needed): Handle X86_DIRFLAG entity.
5339 (ix86_mode_after): Ditto.
5340 (ix86_mode_entry): Ditto.
5341 (ix86_mode_exit): Ditto.
5342 (ix86_emit_mode_set): Ditto.
5343 * config/i386/i386.md (strmov_singleop): Set
5344 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
5345 Do not set ix86_current_function_needs_cld.
5347 (strset_singleop): Ditto.
5349 (cmpstrnqi_nz_1): Ditto.
5350 (cmpstrnqi_1): Ditto.
5351 (strlenqi_1): Ditto.
5353 2016-06-06 Jakub Jelinek <jakub@redhat.com>
5355 PR tree-optimization/71259
5356 * tree-vect-slp.c (vect_get_constant_vectors): For
5357 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
5358 one for constant op, and use COND_EXPR for non-constant.
5360 2016-06-06 David Malcolm <dmalcolm@redhat.com>
5362 * Makefile.in (OBJS): Add function-tests.o,
5363 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
5364 selftest-run-tests.o.
5365 (OBJS-libcommon): Add selftest.o.
5366 (OBJS-libcommon-target): Add selftest.o.
5367 (all.internal): Add "selftest".
5368 (all.cross): Likewise.
5369 (selftest): New phony target.
5370 (s-selftest): New target.
5371 (selftest-gdb): New phony target.
5372 (COLLECT2_OBJS): Add selftest.o.
5373 * bitmap.c: Include "selftest.h".
5374 (selftest::test_gc_alloc): New function.
5375 (selftest::test_set_range): New function.
5376 (selftest::test_clear_bit_in_middle): New function.
5377 (selftest::test_copying): New function.
5378 (selftest::test_bitmap_single_bit_set_p): New function.
5379 (selftest::bitmap_c_tests): New function.
5380 * common.opt (fself-test): New.
5381 * diagnostic-show-locus.c: Include "selftest.h".
5382 (make_range): New function.
5383 (test_range_contains_point_for_single_point): New function.
5384 (test_range_contains_point_for_single_line): New function.
5385 (test_range_contains_point_for_multiple_lines): New function.
5386 (assert_eq): New function.
5387 (test_get_line_width_without_trailing_whitespace): New function.
5388 (selftest::diagnostic_show_locus_c_tests): New function.
5389 * et-forest.c: Include "selftest.h".
5390 (selftest::test_single_node): New function.
5391 (selftest::test_simple_tree): New function.
5392 (selftest::test_disconnected_nodes): New function.
5393 (selftest::et_forest_c_tests): New function.
5394 * fold-const.c: Include "selftest.h".
5395 (selftest::assert_binop_folds_to_const): New function.
5396 (selftest::assert_binop_folds_to_nonlvalue): New function.
5397 (selftest::test_arithmetic_folding): New function.
5398 (selftest::fold_const_c_tests): New function.
5399 * function-tests.c: New file.
5400 * gimple.c: Include "selftest.h".
5401 Include "gimple-pretty-print.h".
5402 (selftest::verify_gimple_pp): New function.
5403 (selftest::test_assign_single): New function.
5404 (selftest::test_assign_binop): New function.
5405 (selftest::test_nop_stmt): New function.
5406 (selftest::test_return_stmt): New function.
5407 (selftest::test_return_without_value): New function.
5408 (selftest::gimple_c_tests): New function.
5409 * hash-map-tests.c: New file.
5410 * hash-set-tests.c: New file.
5411 * input.c: Include "selftest.h".
5412 (selftest::assert_loceq): New function.
5413 (selftest::test_accessing_ordinary_linemaps): New function.
5414 (selftest::test_unknown_location): New function.
5415 (selftest::test_builtins): New function.
5416 (selftest::test_reading_source_line): New function.
5417 (selftest::input_c_tests): New function.
5418 * rtl-tests.c: New file.
5419 * selftest-run-tests.c: New file.
5420 * selftest.c: New file.
5421 * selftest.h: New file.
5422 * spellcheck.c: Include "selftest.h".
5423 (selftest::levenshtein_distance_unit_test_oneway): New function,
5424 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
5425 (selftest::levenshtein_distance_unit_test): Likewise.
5426 (selftest::spellcheck_c_tests): Likewise.
5427 * toplev.c: Include selftest.h.
5428 (toplev::run_self_tests): New.
5429 (toplev::main): Handle -fself-test.
5430 * toplev.h (toplev::run_self_tests): New.
5431 * tree.c: Include "selftest.h".
5432 (selftest::test_integer_constants): New function.
5433 (selftest::test_identifiers): New function.
5434 (selftest::test_labels): New function.
5435 (selftest::tree_c_tests): New function.
5436 * tree-cfg.c: Include "selftest.h".
5437 (selftest::push_fndecl): New function.
5438 (selftest::test_linear_chain): New function.
5439 (selftest::test_diamond): New function.
5440 (selftest::test_fully_connected): New function.
5441 (selftest::tree_cfg_c_tests): New function.
5442 * vec.c: Include "selftest.h".
5443 (selftest::safe_push_range): New function.
5444 (selftest::test_quick_push): New function.
5445 (selftest::test_safe_push): New function.
5446 (selftest::test_truncate): New function.
5447 (selftest::test_safe_grow_cleared): New function.
5448 (selftest::test_pop): New function.
5449 (selftest::test_safe_insert): New function.
5450 (selftest::test_ordered_remove): New function.
5451 (selftest::test_unordered_remove): New function.
5452 (selftest::test_block_remove): New function.
5453 (selftest::reverse_cmp): New function.
5454 (selftest::test_qsort): New function.
5455 (selftest::vec_c_tests): New function.c.
5456 * wide-int.cc: Include selftest.h and wide-int-print.h.
5457 (selftest::from_int <wide_int>): New function.
5458 (selftest::from_int <offset_int>): New function.
5459 (selftest::from_int <widest_int>): New function.
5460 (selftest::assert_deceq): New function.
5461 (selftest::assert_hexeq): New function.
5462 (selftest::test_printing <VALUE_TYPE>): New function template.
5463 (selftest::test_ops <VALUE_TYPE>): New function template.
5464 (selftest::test_comparisons <VALUE_TYPE>): New function template.
5465 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
5467 (selftest::wide_int_cc_tests): New function.
5469 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5472 * ifcvt.c (noce_try_ifelse_collapse): New function.
5474 (noce_process_if_block): Call noce_try_ifelse_collapse.
5475 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
5476 (simplify_ternary_operation): Use the above to simplify
5477 conditional CLZ/CTZ expressions.
5479 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5482 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
5483 define_insn_and_split.
5485 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5488 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
5490 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
5493 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
5494 Implicitly clobber memory for basic asm with non-empty assembler
5495 string. Use targetm.md_asm_adjust also here.
5496 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
5497 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
5498 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
5499 non-empty assembler string.
5500 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
5501 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
5502 (decode_asm_operands): Handle basic asm in PARALLEL block.
5503 (extract_insn): Handle basic asm in PARALLEL block.
5504 * doc/extend.texi: Mention new behavior of basic asm.
5505 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
5506 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
5507 branch_needs_nop_p): Use asm_noperands.
5509 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
5511 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
5512 Include the M7 SPARC DFA scheduler.
5513 New attribute v3pipe.
5514 Annotate insns with v3pipe where appropriate.
5515 Define cpu_feature vis4.
5516 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
5517 Add (V8QI "8") to vbits.
5518 Add insns {add,sub}v8qi3
5519 Add insns ss{add,sub}v8qi3
5520 Add insns us{add,sub}{v8qi,v4hi}3
5521 Add insns {min,max}{v8qi,v4hi,v2si}3
5522 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
5523 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
5524 * config/sparc/niagara4.md: Add a comment explaining the
5525 discrepancy between the documented latenty numbers and the
5527 * config/sparc/niagara7.md: New file.
5528 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
5529 supports SPARC5 and VIS 4.0 instructions.
5530 * configure: Regenerate.
5531 * config.in: Likewise.
5532 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
5533 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
5534 TARGET_CPU_niagara7.
5535 (ASM_CPU64_DEFAULT_SPEC): Likewise.
5536 (CPP_CPU_SPEC): Handle niagara7.
5537 (ASM_CPU_SPEC): Likewise.
5538 * config/sparc/sparc-opts.h (processor_type): Add
5540 (mvis4): New option.
5541 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
5542 (AS_NIAGARA7_FLAG): Define.
5543 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
5544 (CPP_CPU64_DEFAULT_SPEC): Likewise.
5545 (CPP_CPU_SPEC): Handle niagara7.
5546 (ASM_CPU_SPEC): Likewise.
5547 * config/sparc/sparc.c (niagara7_costs): Define.
5548 (sparc_option_override): Handle niagara7 and adjust cache-related
5549 parameters with better values for niagara cpus. Also support VIS4.
5550 (sparc32_initialize_trampoline): Likewise.
5551 (sparc_use_sched_lookahead): Likewise.
5552 (sparc_issue_rate): Likewise.
5553 (sparc_register_move_cost): Likewise.
5554 (dump_target_flag_bits): Support VIS4.
5555 (sparc_vis_init_builtins): Likewise.
5556 (sparc_builtins): Likewise.
5557 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
5559 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
5561 * config/sparc/sparc.opt (sparc_processor_type): New value
5563 * config/sparc/visintrin.h (__attribute__): Prototypes for the
5565 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
5567 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
5570 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
5572 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
5574 2016-06-06 Richard Biener <rguenther@suse.de>
5576 PR tree-optimization/71398
5577 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
5580 2016-06-05 James Bowman <james.bowman@ftdichip.com>
5582 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
5583 ft32_expand_prolog, ft32_expand_epilogue):
5584 Handle pretend_args.
5585 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
5586 * config/ft32/ft32.md: Add pretend_returner.
5588 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
5591 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5592 Copy op1 RTX to avoid invalid sharing.
5593 (ix86_expand_vector_move_misalign): Ditto.
5595 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
5597 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
5600 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
5602 * predict.c (predicted_by_loop_heuristics_p): New function.
5603 (predict_iv_comparison): Use it.
5604 (predict_loops): Walk from innermost loops; do not predict edges
5605 leaving multiple loops multiple times; implement
5606 PRED_LOOP_ITERATIONS_MAX heuristics.
5607 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
5609 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
5611 * cfg.c (check_bb_profile): Do not report mismatched profiles when
5612 only edges out of BB are EH edges.
5614 2016-06-04 Martin Sebor <msebor@redhat.com>
5615 Marcin Baczyński <marbacz@gmail.com>
5618 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
5619 a void expression in a void function.
5621 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
5623 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
5624 aux; dump reasons of decisions.
5625 (should_duplicate_loop_header_p): Likewise.
5626 (do_while_loop_p): Likewise.
5627 (ch_base::copy_headers): Dump asi num insns duplicated.
5629 2016-06-04 Jakub Jelinek <jakub@redhat.com>
5631 PR tree-optimization/71405
5632 * tree-ssa.c (execute_update_addresses_taken): For clobber with
5633 incompatible type, build a new clobber with the right type instead
5634 of building a VIEW_CONVERT_EXPR around it.
5636 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5638 PR tree-optimization/52171
5639 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
5640 by_pieces_ninsns instead of move_by_pieces_ninsns.
5642 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5644 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
5645 for reg+reg addressing mode.
5647 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5649 * rs6000-c.c (c/c-tree.h): Add #include.
5650 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
5651 in C++ when found in the base position of vec_ld or vec_st.
5653 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
5655 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
5656 use of profile unless profile status is PROFILE_READ.
5657 * profile.c (compute_branch_probabilities): Set profile status
5658 only after reporting predictor hitrates.
5660 2016-06-03 Joseph Myers <joseph@codesourcery.com>
5664 * common.opt (ffp-int-builtin-inexact): New option.
5665 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
5666 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
5667 (ceil@var{m}2): Document dependence on this option.
5668 * ipa-inline-transform.c (inline_call): Handle
5669 flag_fp_int_builtin_inexact.
5670 * ipa-inline.c (can_inline_edge_p): Likewise.
5671 * config/i386/i386.md (rintxf2): Do not test
5672 flag_unsafe_math_optimizations.
5673 (rint<mode>2_frndint): New define_insn.
5674 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
5675 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
5676 for 387 instead of extending and truncating.
5677 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
5678 !flag_trapping_math instead of flag_unsafe_math_optimizations.
5679 Change to frndint<mode>2_<rounding>.
5680 (frndintxf2_<rounding>_i387): Likewise. Change to
5681 frndint<mode>2_<rounding>_i387.
5682 (<rounding_insn>xf2): Likewise.
5683 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
5684 !flag_trapping_math instead of flag_unsafe_math_optimizations for
5685 x87. Test TARGET_ROUND || !flag_trapping_math ||
5686 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
5687 SSE. Use ROUND_NO_EXC in constant operand of
5688 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
5689 for 387 instead of extending and truncating.
5691 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
5692 Julia Koval <julia.koval@intel.com>
5704 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
5705 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
5706 all registers, except for function return registers if there are
5707 no caller-saved registers.
5708 (ix86_set_func_type): New function.
5709 (ix86_set_current_function): Call ix86_set_func_type to set
5710 no_caller_saved_registers and func_type. Call reinit_regs if
5711 caller-saved registers are changed. Don't allow MPX, SSE, MMX
5712 nor x87 instructions in interrupt handler nor function with
5713 no_caller_saved_registers attribute.
5714 (ix86_function_ok_for_sibcall): Return false if there are no
5715 caller-saved registers.
5716 (type_natural_mode): Don't warn ABI change for MMX in interrupt
5718 (ix86_function_arg_advance): Skip for callee in interrupt handler.
5719 (ix86_function_arg): Return special arguments in interrupt handler.
5720 (ix86_promote_function_mode): Promote pointer to word_mode only
5721 for normal functions.
5722 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
5724 (ix86_epilogue_uses): New function.
5725 (ix86_hard_regno_scratch_ok): Likewise.
5726 (ix86_save_reg): Preserve all registers in interrupt handler
5727 after reload. Preserve all registers, except for function return
5728 registers, if there are no caller-saved registers after reload.
5729 (find_drap_reg): Always use callee-saved register if there are
5730 no caller-saved registers.
5731 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
5732 for interrupt handler.
5733 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
5734 Emit cld instruction if stringops are used in interrupt handler
5735 or interrupt handler isn't a leaf function.
5736 (ix86_expand_epilogue): Generate interrupt return for interrupt
5737 handler and pop the 'ERROR_CODE' off the stack before interrupt
5738 return in exception handler.
5739 (ix86_expand_call): Disallow calling interrupt handler directly.
5740 If there are no caller-saved registers, mark all registers that
5741 are clobbered by the call which returns as clobbered.
5742 (ix86_handle_no_caller_saved_registers_attribute): New function.
5743 (ix86_handle_interrupt_attribute): Likewise.
5744 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
5746 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
5747 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
5748 accumulation in interrupt function if stack may be realigned to
5750 (EPILOGUE_USES): New.
5751 (function_type): New enum.
5752 (machine_function): Add func_type and no_caller_saved_registers.
5753 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
5754 (interrupt_return): New pattern.
5755 * doc/extend.texi: Document x86 interrupt and
5756 no_caller_saved_registers attributes.
5758 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
5760 PR tree-optimization/52171
5761 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
5762 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
5763 Look for constant strings. Move some code to emit_block_cmp_hints
5765 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
5766 * defaults.h (COMPARE_MAX_PIECES): New macro.
5767 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
5768 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
5769 (clear_by_pieces_1): Don't declare. Move definition before use.
5770 (can_do_by_pieces): New static function.
5771 (can_move_by_pieces): Use it. Return bool.
5772 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
5773 OP. All callers changed. Handle COMPARE_BY_PIECES.
5774 (class pieces_addr); New.
5775 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
5776 pieces_addr::adjust, pieces_addr::increment_address,
5777 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
5779 (class op_by_pieces_d): New.
5780 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
5782 (class move_by_pieces_d, class compare_by_pieces_d,
5783 class store_by_pieces_d): New subclasses of op_by_pieces_d.
5784 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
5785 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
5786 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
5787 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
5788 compare_by_pieces_d::finish_mode): New member functions.
5789 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
5791 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
5792 (emit_block_cmp_hints): New function.
5793 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
5794 use the newly defined classes.
5795 * expr.h (by_pieces_constfn): New typedef.
5796 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
5797 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
5798 (move_by_pieces_ninsns): Don't declare.
5799 (can_move_by_pieces): Change return value to bool.
5800 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
5801 (compare_by_pieces_branch_ratio): New hook.
5802 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
5803 (by_pieces_ninsns): Declare.
5804 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
5806 (default_compare_by_pieces_branch_ratio): New function.
5807 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
5808 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
5809 * doc/tm.texi: Regenerate.
5810 * tree-ssa-strlen.c: Include "builtins.h".
5811 (handle_builtin_memcmp): New static function.
5812 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
5813 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
5815 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5817 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
5818 relevant stmts which are simple and invariant.
5819 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
5820 instead of simple and invariant
5822 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5824 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
5825 (vectorizable_reduction): Check for new relevant state.
5826 (vectorizable_live_operation): vectorize live stmts using
5827 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
5828 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
5829 (vect_stmt_relevant_p): Check for stmts which are only used live.
5830 (process_use): Use of a stmt does not inherit it's live value.
5831 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
5832 (vect_analyze_stmt): Check for new relevant state.
5833 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
5834 outside the loop, but not inside it.
5836 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5838 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
5839 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
5840 (vect_get_vec_def_for_operand): Split out code.
5842 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
5844 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
5846 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5848 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
5850 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5852 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
5854 2016-06-03 Jakub Jelinek <jakub@redhat.com>
5857 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
5858 to noreturn e->callee->decl that has void return type and void
5859 arguments, adjust gimple_call_fntype and remove lhs even if it had
5860 previously addressable type.
5862 2016-06-02 Jeff Law <law@redhat.com>
5864 PR tree-optimization/71328
5865 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
5866 error when checking for a jump back onto the copied path.
5868 2016-06-02 David Malcolm <dmalcolm@redhat.com>
5870 * config/microblaze/microblaze.c (get_branch_target): Add return
5871 NULL_RTX for the non-CALL_P case.
5872 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
5873 (insert_wic): Remove unused local "j".
5875 2016-06-02 Martin Liska <mliska@suse.cz>
5877 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
5879 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
5880 Julia Koval <julia.koval@intel.com>
5882 * function.c (assign_parm_setup_stack): Force source into a
5884 * target.def (function_incoming_arg): Update documentation to
5885 allow arbitrary address computation based on hard register.
5886 * doc/tm.texi: Regenerated.
5888 2016-06-02 Martin Liska <mliska@suse.cz>
5890 * predict.c (combine_predictions_for_bb): Fix first match in
5891 cases where a first predictor contains more than one occurence
5892 in list of predictors. Take the best value in such case.
5894 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5896 PR rtl-optimization/71295
5897 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
5898 offset would go over the size of the inner mode reject it.
5900 2016-06-02 Jakub Jelinek <jakub@redhat.com>
5902 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
5903 x=x,x and v=v,m instead of x=x,m.
5905 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
5906 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
5907 alternative to v=rm,C.
5909 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
5910 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
5911 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
5912 instead of vex for the last two above mentioned alternatives.
5914 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5917 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
5919 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
5921 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
5923 2016-06-01 David Malcolm <dmalcolm@redhat.com>
5925 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
5926 from int to unsigned.
5928 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5930 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
5931 alternatives, eliminating preferred register class. Add support
5932 for the MTVSRDD instruction in ISA 3.0.
5933 (vsx_splat_v4si_internal): Use splat_input_operand instead of
5934 reg_or_indexed_operand.
5935 (vsx_splat_v4sf_internal): Likewise.
5937 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5940 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
5941 for loading up all 0's or all 1's.
5943 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
5945 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
5947 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
5949 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
5951 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
5952 * gcc.c (set_source_date_epoch_envvar): New function, sets
5953 the SOURCE_DATE_EPOCH environment variable to the current time.
5955 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5957 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
5958 the factor for live Phi nodes.
5960 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5962 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
5963 * tree-parloops.c (parallelize_loops): likewise.
5964 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
5965 tree_unswitch_outer_loop): likewise.
5967 2016-06-01 Jakub Jelinek <jakub@redhat.com>
5970 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
5971 around creation of the temporary.
5973 2016-06-01 Richard Biener <rguenther@suse.de>
5975 PR tree-optimization/71366
5976 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
5977 (unloop_loops): Move removing edges here ...
5978 (try_unroll_loop_completely): ... from here.
5979 (try_peel_loop): ... and here.
5980 (tree_unroll_loops_completely_1): Track parent loops via
5981 bitmap of header BBs.
5982 (tree_unroll_loops_completely): Adjust for that.
5984 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5986 * config/rs6000/altivec.h (vec_slv): New macro.
5987 (vec_srv): New macro.
5988 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
5989 (UNSPEC_VSRV): New value.
5992 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
5993 (vsrv): New builtin definition.
5994 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
5995 define argument types for new builtin.
5996 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
5998 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
6001 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
6002 Jocelyn Mayer <l_indien@magic.fr>
6005 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
6006 detect processor family for signature_CENTAUR_ebx.
6007 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
6008 signature_CENTAUR_ebx.
6009 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
6010 <default>: Pass x86-64 for has_longmode.
6012 2016-06-01 Nathan Sidwell <nathan@acm.org>
6014 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
6017 2016-06-01 Richard Biener <rguenther@suse.de>
6019 PR tree-optimization/71261
6020 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
6021 of stmts successfully put in the bool pattern. Remove
6022 single-use restriction.
6023 (adjust_bool_pattern_cast): Add cast at the use site via the
6024 pattern def sequence.
6025 (adjust_bool_pattern): Remove recursion, maintain a hash-map
6026 of patterned defs. Use the pattern def seqence instead of
6027 multiple independent patterns.
6028 (sort_after_uid): New qsort compare function.
6029 (adjust_bool_stmts): New function to process stmts in the bool
6030 pattern in IL order.
6031 (vect_recog_bool_pattern): Adjust.
6032 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
6033 (ifcvt_walk_pattern_tree): Likewise.
6034 (stmt_is_root_of_bool_pattern): Likewise.
6035 (ifcvt_repair_bool_pattern): Likewise.
6036 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
6038 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
6040 * loop-unroll.c (decide_unroll_constant_iterations,
6041 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
6042 likely upper bounds.
6043 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
6045 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
6047 * tree-core.h (enum omp_clause_code): Remove
6048 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
6050 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6052 * config/arm/sync.md (arm_store_exclusive<mode>):
6053 Use 'H' output modifier on operands[2] rather than creating a new
6054 entry in out-of-bounds memory of the operands array.
6055 (arm_store_release_exclusivedi): Likewise.
6057 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6059 * config/arm/arm.c (arm_fusion_enabled_p): New function.
6060 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
6061 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
6062 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
6064 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
6066 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
6067 into account live statements for mask producers.
6069 2016-06-01 Richard Biener <rguenther@suse.de>
6071 PR tree-optimization/71311
6072 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
6073 restrict to non-INTEGER_CST @0.
6075 2016-06-01 Richard Biener <rguenther@suse.de>
6077 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
6078 (relational patterns): Use :c to avoid pattern duplications.
6080 2016-06-01 Richard Biener <rguenther@suse.de>
6082 * genmatch.c (comparison_code_p): New predicate.
6083 (swap_tree_comparison): New function.
6084 (commutate): Add for_vec parameter to append new for entries.
6085 Support commutating relational operators by swapping it alongside
6087 (lower_commutative): Adjust.
6088 (dt_simplify::gen): Do not pass artificial operators to gen
6090 (decision_tree::gen): Do not add artificial operators as parameters.
6091 (parser::parse_expr): Verify operator commutativity when :c is
6092 applied. Allow :C to override this.
6093 * match.pd: Adjust patterns to use :C instead of :c where required.
6095 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
6097 PR tree-optimization/71077
6098 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
6099 the combining step, use boolean_false_node and boolean_true_node
6100 as the designated false/true return values.
6102 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6104 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
6105 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
6106 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
6109 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6111 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
6112 of flags impliying the register renaming.
6113 * toplev.c (process_options): Do not imply flag_rename_registers with
6116 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6118 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
6119 default implementation.
6121 2016-05-31 Nathan Sidwell <nathan@acm.org>
6123 * dwarf2out.c (cur_line_info_table): Add GTY marker.
6125 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6127 * config/sh/constraints.md (b): Remove constraint.
6128 * config/sh/predicates.md (arith_reg_operand): Remove
6130 * config/sh/sh-modes.def (PDI): Remove.
6131 * config/sh/sh.c (sh_target_reg_class,
6132 sh_optimize_target_register_callee_saved): Remove functions.
6133 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
6134 (sh_expand_epilogue): Update comment.
6135 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
6136 sh_secondary_reload): Remove TARGET_REGS related code.
6137 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
6138 TARGET_REGISTER_P): Remove macros.
6139 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
6140 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
6141 TR1_REG, TR2_REG): Remove constants.
6142 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
6144 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6146 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
6147 define_expand patterns.
6148 (adddi3_compact): Rename to adddi3.
6149 (subdi3_compact): Rename to subdi3.
6150 (*negdi2): Rename to negdi2.
6151 (*abs<mode>2): Rename to abs<mode>2.
6153 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6155 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
6156 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
6157 (atomic_sub_fetchsi): ... this new pattern.
6158 (mvtc): Add CC_REG clobber.
6160 2016-05-31 Marek Polacek <polacek@redhat.com>
6162 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
6164 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6166 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
6167 aarch64_fusion_enabled_p to check for fusion capabilities.
6169 2016-05-31 Richard Biener <rguenther@suse.de>
6171 PR tree-optimization/71352
6172 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
6173 minus one and a negate.
6175 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6177 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
6178 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
6180 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
6181 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
6182 Remove use of aarch64_simd_attr_length_move, set length attribute
6184 (*aarch64_be_movoi): Likewise.
6185 (*aarch64_be_movci): Likewise.
6186 (*aarch64_be_movxi): Likewise.
6188 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6190 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
6191 It no longer does that.
6192 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
6194 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
6196 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
6197 attribute __unused__.
6199 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
6201 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
6202 * config/arm/arm.c (arm_arch_thumb1): Define.
6203 (arm_option_override): Initialize arm_arch_thumb1.
6204 * config/arm/arm.h (arm_arch_thumb1): Declare.
6205 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
6206 support Thumb-1 ISA.
6208 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
6211 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
6212 `Yv' for scalar operand.
6214 2016-05-31 Tom de Vries <tom@codesourcery.com>
6216 PR tree-optimization/69068
6217 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
6218 phis with more than two args.
6220 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
6222 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
6223 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
6226 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
6228 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
6230 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
6232 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
6233 cpu_32, cpu_64, tune_32 and tune_64.
6234 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
6236 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
6238 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
6240 2016-05-30 Andi Kleen <ak@linux.intel.com>
6242 * auto-profile.c (read_profile): Replace asserts with errors
6243 when file does not exist.
6244 * gcov-io.c (gcov_read_words): Dito.
6246 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6248 * tree-cfg.c (print_loop): Print likely upper bounds.
6250 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6252 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
6253 * opts.c (default_options): Enable peel loops at -O3.
6254 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
6255 (try_peel_loop): Do not re-peel already peeled loops;
6256 use likely upper bounds; fix profile updating.
6257 (pass_complete_unroll::execute): Initialize peeled_loops.
6259 2016-05-30 Martin Liska <mliska@suse.cz>
6261 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
6262 computed costs by frequency of BB they belong to.
6263 (get_scaled_computation_cost_at): New function.
6265 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
6266 Marc Glisse <marc.glisse@inria.fr>
6268 PR tree-optimization/71289
6269 * match.pd (-1 / B < A, A > -1 / B): New transformations.
6271 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6273 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
6275 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6277 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
6278 for peeled copies; avoid underflow when updating estimates; correctly
6281 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6283 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
6284 r236875. Corrected oe3 to oe2 as obvious.
6286 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6290 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
6291 that inserted stmt will not dominate stmts that defines its operand.
6292 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
6293 (rewrite_expr_tree_parallel): Likewise.
6295 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6298 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
6299 all fields including stmt_to_insert are swapped.
6301 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6303 * predict.h (force_edge_cold): Declare.
6304 * predict.c (force_edge_cold): New function.
6305 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
6307 (canonicalize_loop_induction_variables): Fix formating.
6309 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
6311 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
6312 (visium_expand_copysign): Use gen_int_mode directly.
6313 (visium_compute_frame_size): Minor tweaks.
6315 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6317 * tree-vect-loop.c (vect_analyze_loop_2): Use
6318 likely_max_stmt_executions_int.
6320 2016-05-30 Tom de Vries <tom@codesourcery.com>
6322 PR tree-optimization/69067
6323 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
6325 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
6328 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
6329 New peepholes to remove unneeded fild/fistp pairs.
6330 (define_peephole2 atomic_loaddi_fpu): Ditto.
6332 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6334 * predict.c (maybe_hot_frequency_p): Avoid division.
6336 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6338 * doc/install.texi: Use https for shop.fsf.org.
6340 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6342 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
6343 likely_max_stmt_executions_int.
6345 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6347 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6348 likely_max_stmt_executions_int.
6350 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6352 * profile.c (compute_branch_probabilities): Do not report hitrates
6354 (branch_prob): Report hitrates here.
6355 * predict.c (gimple_predict_edge): Do not assert profile status;
6356 fix formatting issues.
6358 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6360 * predict.c (edge_predicted_by_p): New function.
6361 (predict_paths_for_bb): Do not put multiple predictions of the same type
6364 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6366 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
6369 2016-05-28 Alan Modra <amodra@gmail.com>
6371 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
6373 2016-05-28 Alan Modra <amodra@gmail.com>
6375 PR rtl-optimization/71275
6376 * ira.c (ira): Free dominance info.
6378 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
6380 * doc/sourcebuild.texi: New address for upstream Go repository.
6382 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6384 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
6385 (TARGET_ARM_V7M): Likewise.
6387 2016-05-26 Jeff Law <law@redhat.com>
6389 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
6390 (thread_across_edge): Remove calls to find_jump_threads_backwards.
6391 * passes.def: Add jump threading passes before DOM/VRP.
6392 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
6393 argument to a basic block from an edge. Remove tests which are
6395 (pass_data_thread_jumps, class pass_thread_jumps): New.
6396 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
6397 (make_pass_thread_jumps): Likewise.
6398 * tree-pass.h (make_pass_thread_jumps): Declare.
6400 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
6402 * config/visium/visium-protos.h (split_double_move): Rename into...
6403 (visium_split_double_move): ...this.
6404 (visium_split_double_add): Declare.
6405 * config/visium/visium.c (split_double_move): Rename into...
6406 (visium_split_double_move): ...this.
6407 (visium_split_double_add): New function.
6408 (visium_expand_copysign): Renumber operands for consistency.
6409 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
6410 (DFmode move splitter): Likewise.
6411 (*addi3_insn): Split by means of visium_split_double_add.
6412 (*adddi3_insn_flags): Delete.
6413 (*plus_plus_sltu<subst_arith>): New insn.
6414 (*subdi3_insn): Split by means of visium_split_double_add.
6415 (subdi3_insn_flags): Delete.
6416 (*minus_minus_sltu<subst_arith>): New insn.
6417 (*negdi2_insn): Split by means of visium_split_double_add.
6418 (*negdi2_insn_flags): Delete.
6420 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
6422 * configure.ac: Treat a --with-headers option without argument
6423 the same as the default (i.e. consult sys-include directory).
6424 * configure: Regenerate.
6426 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6428 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
6429 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
6431 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
6432 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
6434 2016-05-27 Jiong Wang <jiong.wang@arm.com>
6437 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
6438 tree-stdarg analysis results.
6439 (aarch64_setup_incoming_varargs): Likewise.
6441 2016-05-27 Jiong Wang <jiong.wang@arm.com>
6443 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
6444 va_list_gpr_counter_field and va_list_fpr_counter_field.
6446 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
6449 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
6450 * config/aarch64/aarch64.c
6451 (aarch64_cannot_change_mode_class): Remove function.
6452 * config/aarch64/aarch64-protos.h
6453 (aarch64_cannot_change_mode_class): Remove.
6455 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6457 * cfgloop.c (record_niter_bound): Record likely upper bounds.
6458 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
6459 get_likely_max_loop_iterations_int): New.
6460 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
6461 any_likely_upper_bound.
6462 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
6464 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
6465 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
6467 (unroll_loop_constant_iterations): Likewise.
6468 (unroll_loop_runtime_iterations): Likewise.
6469 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
6470 * lto-streamer-out.c (output_cfg): Likewise.
6471 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
6473 (canonicalize_loop_induction_variables): Dump likely upper bounds.
6474 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
6475 (likely_max_loop_iterations): New.
6476 (likely_max_loop_iterations_int): New.
6477 (likely_max_stmt_executions): New.
6478 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
6479 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
6480 likely_max_stmt_executions): Declare.
6482 2016-05-27 Marek Polacek <polacek@redhat.com>
6485 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
6487 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6489 * config/s390/s390.md (2x risbg splitters): Use
6490 reg_overlap_mentioned_p instead of rtx_equal_p.
6492 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6494 * combine.c (make_compound_operation): Take known zero bits into
6495 account when checking for possible zero_extend.
6497 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6499 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
6500 Use const_int_operand for operand 2 predicate. Simplify expand code
6503 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
6506 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
6509 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6511 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
6512 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
6513 that returns CC_SESWPmode and CC_ZESWPmode.
6514 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
6516 (aarch64_rtx_costs): Likewise.
6518 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6520 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
6521 for ISA 3.0 min/max support.
6522 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
6523 conditional move support.
6524 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
6525 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
6527 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
6528 conditional moves where the comparison type is different from move
6530 (fp_minmax): New code iterator for smin/smax.
6531 (minmax): New code attributes for min/max.
6532 (SMINMAX): Likewise.
6533 (smax<mode>3): Combine min, max insns into one insn using the
6534 fp_minmax code iterator. Add support for ISA 3.0 min/max
6535 instructions that don't need -ffast-math.
6536 (s<minmax><mode>3): Likewise.
6537 (smax<mode>3_vsx): Likewise.
6538 (smin<mode>3): Likewise.
6539 (s<minmax><mode>3_vsx): Likewise.
6540 (smin<mode>3_vsx): Likewise.
6541 (pre-VSX min/max splitters): Likewise.
6542 (s<minmax><mode>3_fpr): Likewise.
6543 (movsfcc): Rewrite floating point conditional moves to combine
6544 SFmode/DFmode into a single insn.
6545 (mov<mode>cc): Likewise.
6546 (movdfcc): Likewise.
6547 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
6548 SFDF2 iterators to handle all combinations.
6549 (fseldfsf4): Likewise.
6550 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
6551 (fseldfdf4): Likewise.
6552 (fselsfdf4): Likewise.
6553 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
6554 comparison instructions that set a 0/-1 mask, and use it for
6555 floating point conditional move via XXSEL.
6556 (fpmask<mode>): Likewise.
6557 (xxsel<mode>): Likewise.
6558 * config/rs6000/predicates.md (min_max_operator): Delete, no
6560 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
6561 instructions that generate a 0/-1 mask for use with XXSEL.
6562 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
6563 say whether floating point min/max is available, either through
6564 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
6565 (TARGET_MINMAX_DF): Likewise.
6567 2016-05-27 Alan Modra <amodra@gmail.com>
6569 PR rtl-optimization/71275
6570 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
6571 for update_equiv_regs and combine_and_move_insns.
6573 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
6575 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
6576 if_then_else or cond RTXes to calculate attribute value.
6577 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
6578 <attr "length_immediate>: Ditto.
6579 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
6580 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
6581 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
6582 <attr "type">: Ditto.
6583 <attr "prefix_data16">: Ditto.
6584 <attr "prefix_extra">: Ditto.
6585 <attr "length_immediate">: Ditto.
6586 <attr "prefix">: Ditto.
6587 (vec_set<mode>_0) <attr "isa">: Ditto.
6588 <attr "prefix_extra">: Ditto.
6589 <attr "length_immediate">: Ditto.
6590 <attr "prefix">: Ditto.
6591 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
6592 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
6593 (sse2_storelpd) <attr "prefix_data16">: Ditto.
6594 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
6595 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
6596 <attr "length_immediate">: Ditto.
6597 <attr "prefix">: Ditto.
6598 (sse2_movsd) <attr "length_immediate">: Ditto.
6599 <attr "prefix">: Ditto.
6600 (vec_concatv2df) <attr "isa">: Ditto.
6601 <attr "prefix">: Ditto.
6602 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
6603 (*vec_extractv2di_1) <attr "isa">: Ditto.
6604 <attr "type">: Ditto.
6605 <attr "length_immediate">: Ditto.
6606 <attr "prefix_rex">: Ditto.
6607 <attr "prefix_extra">: Ditto.
6608 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
6609 <attr "prefix_extra">: Ditto.
6610 <attr "length_immediate">: Ditto.
6611 (vec_concatv2di) <attr "isa">: Ditto.
6612 <attr "prefix_extra">: Ditto.
6613 <attr "length_immediate">: Ditto.
6614 <attr "prefix">: Ditto.
6616 2016-05-26 Martin Liska <mliska@suse.cz>
6618 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
6620 (operator+): Likewise.
6621 (operator-): Likewise.
6622 (comp_cost::operator+=): Likewise.
6623 (comp_cost::operator-=): Likewise.
6624 (comp_cost::operator/=): Likewise.
6625 (comp_cost::operator*=): Likewise.
6626 (operator<): Likewise.
6627 (operator==): Likewise.
6628 (operator<=): Likewise.
6630 (infinite_cost_p): Likewise.
6631 (add_costs): Likewise.
6632 (sub_costs): Likewise.
6633 (compare_costs): Likewise.
6634 (set_group_iv_cost): Use the newly introduced functions.
6635 (get_address_cost): Likewise.
6636 (get_shiftadd_cost): Likewise.
6637 (force_expr_to_var_cost): Likewise.
6638 (split_address_cost): Likewise.
6639 (ptr_difference_cost): Likewise.
6640 (difference_cost): Likewise.
6641 (get_computation_cost_at): Likewise.
6642 (determine_group_iv_cost_generic): Likewise.
6643 (determine_group_iv_cost_address): Likewise.
6644 (determine_group_iv_cost_cond): Likewise.
6645 (autoinc_possible_for_pair): Likewise.
6646 (determine_group_iv_costs): Likewise.
6647 (cheaper_cost_pair): Likewise.
6648 (iv_ca_recount_cost): Likewise.
6649 (iv_ca_set_no_cp): Likewise.
6650 (iv_ca_set_cp): Likewise.
6651 (iv_ca_cost): Likewise.
6652 (iv_ca_new): Likewise.
6653 (iv_ca_dump): Likewise.
6654 (iv_ca_narrow): Likewise.
6655 (iv_ca_prune): Likewise.
6656 (iv_ca_replace): Likewise.
6657 (try_add_cand_for): Likewise.
6658 (try_improve_iv_set): Likewise.
6659 (find_optimal_iv_set): Likewise.
6661 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
6663 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
6664 that internal functions will clobber all caller-saved registers.
6666 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
6668 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
6669 Return a better case_values_threshold when optimizing.
6671 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
6673 * config/aarch64/aarch64-simd.md (aarch64_combinez):
6674 Add ? to integer variant.
6675 (aarch64_combinez_be): Likewise.
6677 2016-05-26 Jakub Jelinek <jakub@redhat.com>
6679 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
6680 instead of x constraint.
6681 (vcvtps2ph256<mask_name>): Likewise.
6683 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
6684 alternative. Formatting fix.
6686 * config/i386/sse.md
6687 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
6689 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
6690 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
6691 maybe_evex prefix instead of vex.
6692 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
6693 EXT_REX_SSE_REG_P (op0) case in the splitter.
6695 2016-05-25 Jeff Law <law@redhat.com>
6697 PR tree-optimization/71272
6698 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
6699 Update comments. Add test for empty path.
6701 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
6703 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
6704 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
6705 special case builtin.
6706 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6707 code for ALTIVEC_BUILTIN_VEC_CMPNE.
6708 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6709 for __builtin_vec_cmpne.
6711 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
6713 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
6714 redundant test and bail out if the type of the new operand is not
6715 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
6717 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
6719 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
6720 (x_ix86_target_flags_explicit): Remove.
6721 * config/i386/i386.c (ix86_function_specific_save): Do not copy
6722 x_ix86_target_flags_explicit.
6723 (ix86_function_specific_restore): Ditto.
6725 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
6726 H.J. Lu <hongjiu.lu@intel.com>
6729 * common/config/i386/i386-common.c
6730 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
6731 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
6732 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
6733 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
6734 (-mgeneral-regs-only): Add new option.
6735 * config/i386/i386.c (ix86_option_override_internal): Don't enable
6736 x87 instructions if only general registers are allowed.
6737 (ix86_target_string): Add ix86_flags argument. Handle additional
6738 flags options through ix86_flags argument. Update all callers.
6739 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
6741 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6743 PR rtl-optimization/66940
6744 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
6745 decrementing desired_val will not overflow before performing these
6748 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
6750 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
6751 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
6752 * config/i386/i386.c (enum ix86_builtins): Add
6753 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
6754 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
6755 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
6756 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
6757 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
6758 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
6759 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
6760 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
6761 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
6762 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
6763 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
6764 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
6765 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
6766 __builtin_ia32_cvtps2dq512_mask.
6767 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
6768 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
6769 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
6770 * config/i386/sse.md
6771 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
6773 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
6774 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
6776 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
6777 (avx512f_vec_pack_sfix_v8df): New define_expand.
6778 (avx512f_roundpd512): Rename to ...
6779 (avx512f_round<castmode>512): ... this. Change iterator.
6780 (avx512f_roundps512_sfix): New define_expand.
6781 (round<mode>2_sfix): Change iterator.
6783 2016-05-25 Nick Clifton <nickc@redhat.com>
6785 * config/msp430/msp430.c (msp430_attr): Produce an error if a
6786 static interrupt handler is detected.
6787 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
6788 default linker script.
6789 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
6790 the low part of a symbolic pointer.
6792 2016-05-25 Richard Biener <rguenther@suse.de>
6794 PR tree-optimization/71261
6795 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
6796 interesting stmt instead of immediate uses when looking
6797 for the use operand to replace.
6799 2016-05-25 Martin Liska <mliska@suse.cz>
6801 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
6803 2016-05-25 Richard Biener <rguenther@suse.de>
6805 PR tree-optimization/71264
6806 * tree-vect-stmts.c (vect_init_vector): Properly deal with
6809 2016-05-25 Martin Liska <mliska@suse.cz>
6811 PR tree-optimization/71239
6812 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
6813 if DECL_SIZE is NULL.
6815 2016-05-25 Richard Biener <rguenther@suse.de>
6817 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
6818 * tree-if-conv.c (pass_data_if_conversion): Use it.
6820 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6822 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
6823 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
6824 * varpool.c (varpool_node::get_availability): Likewise.
6826 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6828 * config/rs6000/altivec.md (VNEG iterator): New iterator for
6829 VNEGW/VNEGD instructions.
6830 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
6831 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
6832 support for ISA 3.0 VNEGW/VNEGD instructions.
6834 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
6836 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
6837 pointers inside OACC_DATA regions.
6838 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
6839 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
6840 (gimplify_adjust_omp_clauses): Fix typo in comment.
6842 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6844 * config/rs6000/altivec.md (VParity): New mode iterator for vector
6845 parity built-in functions.
6846 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
6848 (p9v_parity<mode>2): Likewise.
6849 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
6851 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
6852 (parity<mode>2): ISA 3.0 expander for vector parity.
6853 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
6855 (BU_P9_64BIT_MISC_0): Likewise.
6856 (BU_P9_MISC_0): Likewise.
6857 (BU_P9V_AV_1): Likewise.
6858 (BU_P9V_AV_2): Likewise.
6859 (BU_P9V_AV_3): Likewise.
6860 (BU_P9V_AV_P): Likewise.
6861 (BU_P9V_VSX_1): Likewise.
6862 (BU_P9V_OVERLOAD_1): Likewise.
6863 (BU_P9V_OVERLOAD_2): Likewise.
6864 (BU_P9V_OVERLOAD_3): Likewise.
6865 (VCTZB): Add vector count trailing zeros support.
6869 (VPRTYBD): Add vector parity support.
6870 (VPRTYBQ): Likewise.
6871 (VPRTYBW): Likewise.
6872 (VCTZ): Add overloaded vector count trailing zeros support.
6873 (VPRTYB): Add overloaded vector parity support.
6874 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6875 overloaded vector count trailing zeros and parity instructions.
6876 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
6877 vector parity support.
6878 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
6879 trailing zeros support.
6880 (vec_cntlz): Likewise.
6881 (vec_vctzb): Likewise.
6882 (vec_vctzd): Likewise.
6883 (vec_vctzh): Likewise.
6884 (vec_vctzw): Likewise.
6885 (vec_vprtyb): Add ISA 3.0 vector parity support.
6886 (vec_vprtybd): Likewise.
6887 (vec_vprtybw): Likewise.
6888 (vec_vprtybq): Likewise.
6889 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6890 the ISA 3.0 vector count trailing zeros and vector parity built-in
6893 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6895 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
6896 when there is stmt_to_insert.
6898 2016-05-24 Martin Sebor <msebor@redhat.com>
6901 * tree.h (complete_or_array_type_p): New inline function.
6903 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6905 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
6906 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
6907 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
6909 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
6910 Limit 1st alternative to noavx isa, split 2nd alternative into one
6911 noavx and one avx alternative, use *x and Bm in the former and
6912 x and m in the latter.
6914 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
6915 of sse4 for the first alternative, drop %v from the template
6916 and d operand modifier. Split second alternative into one sse4_noavx
6917 and one avx alternative, use *x instead of *v in the former and v
6918 instead of *v in the latter.
6919 (*sse4_1_extractps): Use noavx isa instead of * for the first
6920 alternative, drop %v from the template. Split second alternative into
6921 one noavx and one avx alternative, use *x instead of *v in the
6922 former and v instead of *v in the latter.
6923 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
6924 with noavx and the last one with avx.
6925 (sse4_1_phminposuw): Guard first alternative with noavx isa,
6926 split the second one into one noavx and one avx alternative,
6927 use *x and Bm in the former and x and m in the latter one.
6928 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
6931 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
6932 first two alternatives to noavx, use *x instead of *v in the second
6933 one, add avx alternative without *.
6934 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
6935 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
6936 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
6938 2016-05-24 Jeff Law <law@redhat.com>
6940 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
6941 New function, extracted from...
6942 (fsm_find_control_statement_thread_paths): Here. Use the new function.
6943 Allow simple copies and constant initializations in the SSA chain.
6945 2016-05-24 Marek Polacek <polacek@redhat.com>
6948 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
6951 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6954 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
6955 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
6956 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
6957 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
6958 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
6960 2016-05-24 Richard Biener <rguenther@suse.de>
6962 PR tree-optimization/71240
6963 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
6966 2016-05-24 Richard Biener <rguenther@suse.de>
6968 PR tree-optimization/71230
6969 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
6971 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6973 * tree-vectorizer.h (vectorizable_comparison): Delete.
6974 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
6975 PURE_SLP_STMT check.
6976 * tree-vect-stmts.c (vectorizable_call): Likewise.
6977 (vectorizable_simd_clone_call): Likewise.
6978 (vectorizable_conversion): Likewise.
6979 (vectorizable_assignment): Likewise.
6980 (vectorizable_shift): Likewise.
6981 (vectorizable_operation): Likewise.
6982 (vectorizable_load): Likewise.
6983 (vectorizable_condition): Likewise.
6984 (vectorizable_store): Likewise. Assert that we don't have
6986 (vectorizable_comparison): Make static. Remove redundant
6987 PURE_SLP_STMT check.
6988 (vect_transform_stmt): Assert that we always have an slp_node
6991 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6993 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
6994 operands[2] against 1 with comparison against CONST1_RTX.
6995 (<shift>di3_neon): Likewise.
6996 * config/arm/predicates.md (const0_operand): Replace with comparison
6999 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7001 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
7002 operands[2] against 1 with comparison against CONST1_RTX.
7003 (ashrdi3): Likewise.
7004 (lshrdi3): Likewise.
7005 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
7007 (ashrsi3): Likewise.
7008 (lshrsi3): Likewise.
7009 (rotrsi3): Likewise.
7010 (define_split above *compareqi_eq0): Likewise.
7011 (define_split above "prologue"): Likewise.
7012 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
7013 * config/arm/predicates.md (shift_operator): Likewise.
7014 (shift_nomul_operator): Likewise.
7015 (sat_shift_operator): Likewise.
7016 (thumb1_cmp_operand): Likewise.
7017 (const_neon_scalar_shift_amount_operand): Replace manual range
7018 check with IN_RANGE.
7019 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
7020 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
7022 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7024 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
7025 with HOST_WIDE_INT_1.
7027 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
7028 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
7029 (arm_canonicalize_comparison): Likewise.
7030 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
7032 (thumb1_size_rtx_costs): Likewise.
7033 (vfp_const_double_index): Replace cast of 1 to unsigned
7034 HOST_WIDE_INT with HOST_WIDE_INT_1U.
7035 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
7037 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
7038 HOST_WIDE_INT with HOST_WIDE_INT_1U.
7039 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
7040 HOST_WIDE_INT with HOST_WIDE_INT_1.
7042 2016-05-24 Marek Polacek <polacek@redhat.com>
7044 * tree-cfg.h (should_remove_lhs_p): New predicate.
7045 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
7046 * gimplify.c (gimplify_modify_expr): Likewise.
7047 * tree-cfg.c (verify_gimple_call): Likewise.
7048 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
7049 * gimple-fold.c: Include "tree-cfg.h".
7050 (gimple_fold_call): Use should_remove_lhs_p.
7052 2016-05-24 Richard Biener <rguenther@suse.de>
7054 PR tree-optimization/71253
7055 * cfganal.h (control_dependences): Make robust against edge
7057 (control_dependences::control_dependences): Remove edge_list argument.
7058 (control_dependences::get_edge): Remove.
7059 (control_dependences::get_edge_src): Add.
7060 (control_dependences::get_edge_dest): Likewise.
7061 (control_dependences::m_el): Make a vector of edge src/dest index.
7062 * cfganal.c (control_dependences::find_control_dependence): Adjust.
7063 (control_dependences::control_dependences): Likewise.
7064 (control_dependences::~control_dependence): Likewise.
7065 (control_dependences::get_edge): Remove.
7066 (control_dependences::get_edge_src): Add.
7067 (control_dependences::get_edge_dest): Likewise.
7068 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
7070 (perform_tree_ssa_dce): Adjust.
7071 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
7073 (pass_loop_distribution::execute): Adjust. Do loop destroying
7074 conditional on changed.
7076 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7079 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
7080 return. Reindent transformation comment and mention the ARM state
7083 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7086 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
7087 after build_and_add_sum creates new use stmt.
7089 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
7091 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
7092 load_lanes/grouped_load classification comes first. Don't check
7093 whether the vectorization factor is a multiple of the group size
7096 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
7098 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
7099 GROUP_GAP for single-element interleaving.
7100 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
7103 2016-05-24 Richard Biener <rguenther@suse.de>
7107 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
7108 bases which are accessed with non-invariant indices.
7109 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
7110 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
7112 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7115 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
7116 (add_to_ops_vec): Add stmt_to_insert.
7117 (add_repeat_to_ops_vec): Init stmt_to_insert.
7118 (insert_stmt_before_use): New.
7119 (transform_add_to_multiply): Remove mult_stmt insertion and add it
7121 (get_ops): Init stmt_to_insert.
7122 (maybe_optimize_range_tests): Likewise.
7123 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
7124 (rewrite_expr_tree_parallel): Likewise.
7125 (reassociate_bb): Likewise.
7127 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7130 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
7131 ISA 3.0 xxperm fusion alternative.
7132 (altivec_vperm_v8hiv16qi): Likewise.
7133 (altivec_vperm_<mode>_uns_internal): Likewise.
7134 (vperm_v8hiv4si): Likewise.
7135 (vperm_v16qiv8hi): Likewise.
7137 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7138 Kelvin Nilsen <kelvin@gcc.gnu.org>
7140 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
7141 vpermr/xxpermr on ISA 3.0.
7142 (altivec_expand_vec_perm_le): Likewise.
7143 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
7144 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
7147 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/i386.h (IS_STACK_MODE): Enable for
7150 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
7151 SSE_FLOAT_MODE_P macros.
7152 * config/i386/i386.c (ix86_preferred_reload_class): Use
7153 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
7154 Cleanup regclass processing for CONST_DOUBLE_P.
7155 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
7156 (ix86_rtx_costs): Remove redundant TARGET_80387 check
7157 with IS_STACK_MODE macro.
7158 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
7160 (*movdf_internal): Use IS_STACK_MODE macro.
7161 (*movsf_internal): Ditto.
7163 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
7165 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
7166 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
7168 2016-05-23 Jeff Law <law@redhat.com>
7170 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
7172 (fsm_find_control_statement_thread_paths): Call it.
7174 2016-05-23 Martin Jambor <mjambor@suse.cz>
7177 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
7178 from_global_constant if t is not NULL.
7180 2016-05-23 Marek Polacek <polacek@redhat.com>
7183 * common.opt (Wswitch-unreachable): New option.
7184 * doc/invoke.texi: Document -Wswitch-unreachable.
7185 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
7188 2016-05-23 Bin Cheng <bin.cheng@arm.com>
7190 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
7191 TMR_INDEX is non-NULL.
7193 2016-05-23 Richard Biener <rguenther@suse.de>
7195 PR tree-optimization/71230
7196 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
7197 (try_special_add_to_ops): ... here. Always test for single-use.
7199 2016-05-23 Martin Jambor <mjambor@suse.cz>
7201 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
7202 default block if a PHI node in the original one would be resized.
7204 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7206 PR tree-optimization/58135
7207 * tree-vect-slp.c: When group size is not multiple
7208 of vector size, allow splitting of store group at
7211 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
7213 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
7215 2016-05-22 Jakub Jelinek <jakub@redhat.com>
7217 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7218 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
7219 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
7222 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
7223 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
7224 v constraint instead of x and vinserti32x4 insn.
7226 * config/i386/sse.md (i128vldq): New mode iterator.
7227 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
7228 avx512dq and avx512vl alternatives.
7230 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
7231 constraint, use maybe_evex prefix instead of vex.
7232 (vec_dupv4sf): Use v constraint instead of x for output
7233 operand except for noavx alternative, use Yv constraint
7234 instead of x for input. Use maybe_evex prefix instead of vex.
7235 (*vec_dupv4si): Likewise.
7236 (*vec_dupv2di): Likewise.
7238 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7241 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
7242 (linearize_expr_tree): Call try_special_add_to_ops.
7243 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
7245 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7247 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
7248 to computed stack_usage.
7250 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7253 * config/avr/avr.md (define_expand "mov<mode>"): If the source
7254 operand is subreg (symbol_ref) then move the symbol ref to register.
7256 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
7258 * tree.c (array_at_struct_end_p): Look through MEM_REF.
7260 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7263 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
7266 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
7268 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
7269 ranges by calling get_single_symbol and tidy up. Look more closely
7270 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
7272 2016-05-20 Jeff Law <law@redhat.com>
7274 * bitmap.c (bitmap_find_bit): Remove useless test.
7276 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
7278 * function.c (thread_prologue_and_epilogue_insns): Commit the
7279 insertion of the epilogue.
7281 2016-05-20 Martin Jambor <mjambor@suse.cz>
7283 PR tree-optimization/70884
7284 * tree-sra.c (initialize_constant_pool_replacements): Do not check
7285 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
7286 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
7287 of constant pool data as a reason for scalarization.
7289 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
7291 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
7292 for naked functions.
7293 (thumb1_expand_prologue): Likewise.
7295 2016-05-20 Nathan Sidwell <nathan@acm.org>
7297 * config/nvptx/nptx.c (nvptx_option_override): Only set
7298 flag_toplevel_reorder, if not explicitly specified. Set
7299 flag_no_common, unless explicitly specified.
7301 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7303 * calls.c (can_implement_as_sibling_call_p): Mark param
7304 reg_parm_stack_space with ATTRIBUTE_UNUSED.
7306 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
7308 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
7309 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
7310 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
7312 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
7313 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
7316 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
7318 * config/nvptx/nvptx.md (sincossf3): New pattern.
7320 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7322 * calls.c (maybe_complain_about_tail_call): New function.
7323 (initialize_argument_information): Call
7324 maybe_complain_about_tail_call when clearing *may_tailcall.
7325 (can_implement_as_sibling_call_p): Call
7326 maybe_complain_about_tail_call when returning false.
7327 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
7328 ensure try_tail_call is set. Call maybe_complain_about_tail_call
7329 if tail-call optimization fails.
7330 * cfgexpand.c (expand_call_stmt): Initialize
7331 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
7332 * gimple-pretty-print.c (dump_gimple_call): Dump
7333 gimple_call_must_tail_p.
7334 * gimple.c (gimple_build_call_from_tree): Call
7335 gimple_call_set_must_tail with the value of
7336 CALL_EXPR_MUST_TAIL_CALL.
7337 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
7338 (gimple_call_set_must_tail): New function.
7339 (gimple_call_must_tail_p): New function.
7340 * print-tree.c (print_node): Update printing of TREE_STATIC
7341 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
7342 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
7343 trailing comment listing applicable flags.
7344 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
7346 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7348 * calls.c (expand_call): Move "Rest of purposes for tail call
7349 optimizations to fail" to...
7350 (can_implement_as_sibling_call_p): ...this new function, and
7351 split into multiple "if" statements.
7353 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7355 * cfgloop.h (expected_loop_iterations_unbounded,
7356 expected_loop_iterations): Unconstify.
7357 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
7358 profile with known upper bound; return 3 when profile is absent.
7359 (expected_loop_iterations): Update.
7361 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7363 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
7364 and get_max_loop_iterations_int.
7366 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7368 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
7369 realistic upper bounds here.
7371 2016-05-20 Jakub Jelinek <jakub@redhat.com>
7374 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
7375 calls if the LHS is variable length or has addressable type.
7376 If targets[0]->decl is a noreturn call with void return type and
7377 zero arguments, adjust fntype and remove lhs in that case.
7379 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
7381 PR tree-optimization/71079
7382 PR tree-optimization/71206
7383 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
7385 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7387 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
7388 (get_vec_alignment_for_array_decl): Likewise.
7389 (get_vec_alignment_for_record_decl): Likewise.
7390 (increase_alignment::execute): Move code to find alignment to
7391 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
7392 (type_align_map): New hash_map.
7394 2016-05-20 Richard Guenther <rguenther@suse.de>
7396 PR tree-optimization/29756
7397 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
7398 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
7399 * fold-const.c (operand_equal_p): Likewise.
7400 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
7401 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
7402 * tree-inline.c (estimate_operator_cost): Likewise.
7403 * tree-pretty-print.c (dump_generic_node): Likewise.
7404 * tree-ssa-operands.c (get_expr_operands): Likewise.
7405 * cfgexpand.c (expand_debug_expr): Likewise.
7406 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
7407 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
7408 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
7409 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
7410 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
7411 (execute_update_addresses_taken): Do it.
7413 2016-05-20 Richard Biener <rguenther@suse.de>
7415 PR tree-optimization/71185
7416 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
7417 register operations.
7419 2016-05-20 Richard Biener <rguenther@suse.de>
7421 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
7422 gimple_seq_add_seq_without_update.
7423 (release_bb_predicate): Assert we have no operands to free.
7424 (if_convertible_loop_p_1): Calculate post dominators later.
7425 Do not free BB predicates here.
7426 (combine_blocks): Do not recompute BB predicates.
7427 (version_loop_for_if_conversion): Save BB predicates around
7430 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
7432 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
7433 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
7434 code. Ignore sibcalls on EDGE_IGNORE edges.
7435 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
7436 on edges for sibcalls that run without prologue. The rest of the
7437 function is combined from...
7438 (fix_fake_fallthrough_edge): ... this, and ...
7439 (try_shrink_wrapping): ... a part of this. Remove the bb_with
7440 function argument, make it a local variable.
7442 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
7444 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
7445 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
7446 for 32-bit mode and SEH for 64-bit.
7447 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
7448 TARGET_64BIT_DEFAULT.
7450 2016-05-19 Ryan Burn <contact@rnburn.com>
7452 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
7453 * gengtype.c (open_base_files): Add cilk.h to ifiles.
7455 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
7457 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
7458 force pending loads from memory.
7460 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
7462 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
7463 (UNSPEC_DARN_32): New unspec constant.
7464 (UNSPEC_DARN_RAW): New unspec constant.
7465 (darn_32): New instruction.
7466 (darn_raw): New instruction.
7467 (darn): New instruction.
7468 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
7469 support and documentation for this macro.
7470 (BU_P9_MISC_1): New macro definition.
7471 (BU_P9_64BIT_MISC_0): New macro definition.
7472 (BU_P9_MISC_0): New macro definition.
7473 (darn_32): New builtin definition.
7474 (darn_raw): New builtin definition.
7475 (darn): New builtin definition.
7476 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
7477 RS6000_BUILTIN_0 directives to surround each occurrence of
7478 #include "rs6000-builtin.def".
7479 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
7480 RS6000_BTM_64BIT flags to the returned mask, depending on
7482 (def_builtin): Correct an error in the assignments made to the
7483 debugging variable attr_string.
7484 (rs6000_expand_builtin): Add support for no-operand built-in
7486 (builtin_function_type): Remove fatal_error assertion that is no
7488 (rs6000_common_init_builtins): Add support for no-operand built-in
7490 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
7492 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
7494 (RS6000_BTM_64BIT): New macro definition.
7495 * doc/extend.texi: Document __builtin_darn (void),
7496 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
7499 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
7501 * tree-vect-loop.c (vect_analyze_loop_2): Use also
7502 max_loop_iterations_int.
7504 2016-05-19 Marek Polacek <polacek@redhat.com>
7506 PR tree-optimization/71031
7507 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
7508 condition and adjust the code a bit.
7510 2016-05-19 Martin Liska <mliska@suse.cz>
7512 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
7513 auto_vec instead of vec.
7515 2016-05-19 Martin Liska <mliska@suse.cz>
7517 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
7519 2016-05-19 Martin Liska <mliska@suse.cz>
7521 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
7523 2016-05-19 Martin Liska <mliska@suse.cz>
7525 * ipa-pure-const.c (set_function_state): Remove an existing
7527 (remove_node_data): Do not free it as it's released
7528 in set_function_state.
7530 2016-05-19 Martin Liska <mliska@suse.cz>
7532 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
7535 2016-05-19 Martin Liska <mliska@suse.cz>
7537 * omp-simd-clone.c (simd_clone_adjust): Release vector.
7539 2016-05-19 Martin Liska <mliska@suse.cz>
7541 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
7542 an auto_vec instead of re-creating it.
7544 2016-05-19 Martin Liska <mliska@suse.cz>
7546 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
7547 auto_vec instead of vec.
7549 2016-05-19 Martin Liska <mliska@suse.cz>
7551 * lto-section-in.c (lto_get_section_data): Call
7552 lto_check_version with additional argument.
7553 * lto-streamer.c (lto_check_version): Add new argument.
7554 * lto-streamer.h (lto_check_version): Likewise.
7556 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7558 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
7559 Don't add cost of inner memory when handling sign-extended loads.
7561 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
7563 PR rtl-optimization/71148
7564 * cse.c (cse_main): Free dominance info.
7565 (rest_of_handle_cse): Don't free dominance info.
7566 (rest_of_handle_cse2): Likewise.
7567 (rest_of_handle_cse_after_global_opts): Likewise.
7569 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7572 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
7573 NULL_TREE early if NEON is not available. Remove now redundant check
7574 in ARM_CHECK_BUILTIN_MODE.
7576 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
7579 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
7580 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
7581 * doc/cpp.texi: Document new macros.
7583 2016-05-19 Bin Cheng <bin.cheng@arm.com>
7585 PR tree-optimization/69848
7586 * tree-vect-loop.c (vectorizable_reduction): Don't factor
7587 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
7589 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
7591 * function.c (thread_prologue_and_epilogue_insn): Move the
7592 "goto epilogue_done" one block later.
7594 2016-05-19 Richard Biener <rguenther@suse.de>
7596 PR tree-optimization/70729
7597 * passes.def: Move LIM pass before PRE. Remove no longer
7598 required copyprop and move first DCE out of the loop pipeline.
7600 2016-05-18 David Malcolm <dmalcolm@redhat.com>
7603 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
7604 (OBJS-libcommon-target): ...here.
7605 * opts-common.c: Include spellcheck.h.
7606 (cmdline_handle_error): Build a vec of valid options and use it
7607 to suggest provide hints for misspelled arguments.
7609 2016-05-18 Jakub Jelinek <jakub@redhat.com>
7612 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
7613 lhs if it has TREE_ADDRESSABLE type.
7615 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
7618 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
7619 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
7621 2016-05-18 Martin Jambor <mjambor@suse.cz>
7624 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
7625 input for NOP_EXPR pass-through functions.
7626 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
7627 aggregate global constant VAR_DECLs in constant jump functions.
7629 2016-05-18 Martin Jambor <mjambor@suse.cz>
7632 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
7633 from TREE_READONLY parameters.
7635 2016-05-18 Martin Jambor <mjambor@suse.cz>
7638 * cgraph.h (cgraph_indirect_call_info): New field
7639 guaranteed_unmodified.
7640 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
7641 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
7643 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
7644 pass the parameter value to ipa_find_agg_cst_for_param.
7645 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
7646 guaranteed_unmodified, store AA results there instead of bailing out
7648 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
7649 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
7650 (find_constructor_constant_at_offset): New function.
7651 (ipa_find_agg_cst_from_init): Likewise.
7652 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
7653 static initializers of contants, report back through a new paameter
7654 from_global_constant if that was the case.
7655 (try_make_edge_direct_simple_call): Also pass parameter value to
7656 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
7658 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
7659 (ipa_read_indirect_edge_info): Likewise.
7660 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
7661 (ipa_load_from_parm_agg): Likewise.
7663 2016-05-18 Jiong Wang <jiong.wang@arm.com>
7665 PR rtl-optimization/71150
7666 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
7669 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7672 * config/rs6000/constraints.md (wE constraint): New constraint
7673 for a vector constant that can be loaded with XXSPLTIB.
7674 (wM constraint): New constraint for a vector constant of a 1's.
7675 (wS constraint): New constraint for a vector constant that can be
7676 loaded with XXSPLTIB and a vector sign extend instruction.
7677 * config/rs6000/predicates.md (xxspltib_constant_split): New
7678 predicates for wE/wS constraints.
7679 (xxspltib_constant_nosplit): Likewise.
7680 (easy_vector_constant): Add support for constants that can be
7681 loaded via XXSPLTIB.
7682 (all_ones_constant): New predicate for vector constant with all
7684 (splat_input_operand): Add support for ISA 3.0 word splat operations.
7685 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
7686 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
7687 instruction and possibly with a sign extension.
7688 (output_vec_const_move): Add support for XXSPLTIB. If we are
7689 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
7690 instead of XXLXOR/XXLORC.
7691 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
7693 (rs6000_legitimize_reload_address): Likewise.
7694 (rs6000_output_move_128bit): Use output_vec_const_move to emit
7696 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
7697 combine VSX_M and VSX_M2 into one iterator.
7699 (VSINT_84): New iterators for loading constants with XXSPLTIB.
7700 (VSINT_842): Likewise.
7701 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
7702 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
7703 XXSPLTIB instruction.
7704 (xxspltib_<mode>_nosplit): Likewise.
7705 (xxspltib_<mode>_split): New insn to load up constants with
7706 XXSPLTIB and a sign extend instruction.
7707 (vsx_mov<mode>): Replace single move that handled all vector types
7708 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
7709 moves (when -mvsx-timode is in effect) into the main vector
7710 moves. Eliminate separate moves for <VSr> <VSa>, where the
7711 preferred register class (<VSr>) is listed first, and the
7712 secondary register class (<VSa>) is listed second with a '?' to
7713 discourage use. Prefer loading 0/-1 in any VSX register for ISA
7714 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
7715 that if the register was involved in a slow operation, the
7716 clear/set operation does not wait for the slow operation to
7717 finish. Adjust the length attributes for 32-bit mode. Use
7718 rs6000_output_move_128bit and drop the use of the string
7719 instructions for 32-bit movti when -mvsx-timode is in effect. Use
7720 spacing so that the alternatives and attributes don't generate
7721 long lines, and put things in columns, so that it is easier to
7722 match up the operands and attributes with the insn alternatives.
7723 (vsx_mov<mode>_64bit): Likewise.
7724 (vsx_mov<mode>_32bit): Likewise.
7725 (vsx_movti_64bit): Fold movti into normal vector moves.
7726 (vsx_movti_32bit): Likewise.
7727 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
7729 (vsx_splat_v4si_internal): Likewise.
7730 (vsx_splat_v4sf_internal): Likewise.
7731 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
7732 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
7733 extend vector elements.
7734 (vsx_sign_extend_hi_<mode>): Likewise.
7735 (vsx_sign_extend_si_v2di): Likewise.
7736 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
7738 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
7739 constraints. Add trailing period to wL documentation.
7741 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
7744 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
7745 * tree-dfa.c (replace_abnormal_ssa_names): New function.
7746 * tree-call-cdce.c: Include tree-dfa.h.
7747 (can_guard_call_p): New function, extracted from...
7748 (can_use_internal_fn): ...here.
7749 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
7751 (shrink_wrap_one_built_in_call): Likewise.
7752 (use_internal_fn): Likewise.
7753 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
7754 and return void. Call replace_abnormal_ssa_names.
7755 (pass_call_cdce::execute): Check can_guard_call_p during the
7756 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
7757 will always change something.
7759 2016-05-18 Martin Jambor <mjambor@suse.cz>
7762 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
7763 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
7765 2016-05-18 Martin Jambor <mjambor@suse.cz>
7768 * ipa-inline.h (condition): New field size.
7769 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
7770 for comaprison and store it into the new condition.
7771 (evaluate_conditions_for_known_args): Use condition size to check
7772 access sizes for all but CHANGED conditions.
7773 (unmodified_parm_1): New parameter size_p, store access size into it.
7774 (unmodified_parm): Likewise.
7775 (unmodified_parm_or_parm_agg_item): Likewise.
7776 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
7777 (set_cond_stmt_execution_predicate): Extract access sizes and store
7779 (set_switch_stmt_execution_predicate): Likewise.
7780 (will_be_nonconstant_expr_predicate): Likewise.
7781 (will_be_nonconstant_predicate): Likewise.
7782 (inline_read_section): Stream condition size.
7783 (inline_write_summary): Likewise.
7785 2016-05-18 Richard Biener <rguenther@suse.de>
7787 * tree-ssa-loop-im.c (determine_max_movement): Properly add
7788 condition cost to PHI cost instead of total_cost.
7790 2016-05-18 Martin Liska <mliska@suse.cz>
7793 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
7796 2016-05-18 Richard Biener <rguenther@suse.de>
7798 * lto-streamer.h (LTO_major_version): Bump to 6.
7800 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7802 * function.c (make_split_prologue_seq, make_prologue_seq,
7803 make_epilogue_seq): New functions, factored out from...
7804 (thread_prologue_and_epilogue_insns): Here.
7806 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7808 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
7809 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
7810 of before. Add a comment.
7812 2016-05-18 Bin Cheng <bin.cheng@arm.com>
7814 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
7815 expression pointer, not pointer to the pointer.
7817 2016-05-18 Jakub Jelinek <jakub@redhat.com>
7819 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
7820 (avx2_pbroadcast<mode>): Add another alternative with v instead
7821 of x constraints in it, using <pbroadcast_evex_isa> isa.
7822 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
7824 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
7825 constraint x instead of v in second alternative, add avx512bw
7828 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
7829 constraint x instead of v in second alternative, add avx512bw
7832 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
7833 constraint x instead of v in second alternative, add avx512bw
7836 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
7837 avx512bw alternative.
7839 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7841 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
7843 (define_insn "*andnottf3"): Ditto.
7844 (define_insn "*<code><mode>3"/any_logic): Ditto.
7845 (define_insn "*<code>tf3"/any_logic): Ditto.
7846 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
7847 operand to block AVX-512VL insn variant emit when it is not enabled.
7849 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7851 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
7852 constraint fot SF mode.
7854 2016-05-18 Petr Murzin <petr.murzin@intel.com>
7855 Kirill Yukhin <kirill.yukhin@intel.com>
7857 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
7859 (define_insn "rsqrt14<mode>"): Ditto.
7860 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
7861 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
7862 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
7863 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
7864 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
7866 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
7867 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
7868 * config/i386/i386.c (ix86_print_operand): Expand check for size
7869 override codes for Intel syntax.
7871 2016-05-18 Richard Biener <rguenther@suse.de>
7873 PR tree-optimization/71168
7874 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
7875 initialization earlier.
7877 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
7879 * config/aarch64/aarch64-simd.md
7880 (aarch64_reduc_plus_internal<mode>): Rename to...
7881 (reduc_plus_scal): ...This, and remove previous implementation.
7883 2016-05-18 Richard Biener <rguenther@suse.de>
7885 * passes.def: Put late dse and cd_dce in canonical order.
7887 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
7889 * ipa-inline-transform.c (preserve_function_body_p): Look for
7890 first non-thunk clone.
7891 (save_function_body): Save into first non-thunk.
7892 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
7894 (lto_output_node): Inline thunks don't need body in every
7896 * lto-streamer-in.c: Do not fixup thunk clones.
7897 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
7899 * tree-inline.c (copy_bb): Be prepared for target node to be new after
7902 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7905 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
7906 (reassociate_bb): Call transform_add_to_multiply.
7908 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7910 * config/aarch64/aarch64.c (all_extensions): Removed unused
7913 2016-05-17 Nathan Sidwell <nathan@acm.org>
7915 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
7916 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
7918 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
7920 PR tree-optimization/54579
7922 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
7924 2016-05-17 Marek Polacek <polacek@redhat.com>
7927 * tree-inline.c (expand_call_inline): Call
7928 maybe_remove_unused_call_args.
7930 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
7932 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
7933 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
7934 * doc/md.texi (fmin@var{m}3): Likewise.
7936 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7938 * match.pd (X & C): New transformation.
7940 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7942 * match.pd (~X & Y): New transformation.
7944 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7946 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
7947 information for new SSA_NAME.
7948 (simplify_conversion_using_ranges): Get range through get_range_info
7949 instead of get_value_range.
7951 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7953 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
7954 Remove inline assembly.
7955 (vmvn_s16): Likewise.
7956 (vmvn_s32): Likewise.
7957 (vmvn_u8): Likewise.
7958 (vmvn_u16): Likewise.
7959 (vmvn_u32): Likewise.
7960 (vmvnq_s8): Likewise.
7961 (vmvnq_s16): Likewise.
7962 (vmvnq_s32): Likewise.
7963 (vmvnq_u8): Likewise.
7964 (vmvnq_u16): Likewise.
7965 (vmvnq_u32): Likewise.
7966 (vmvn_p8): Likewise.
7967 (vmvnq_p16): Likewise.
7969 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7971 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
7973 (vmul_n_s16): Likewise.
7974 (vmul_n_s32): Likewise.
7975 (vmul_n_u16): Likewise.
7976 (vmul_n_u32): Likewise.
7977 (vmulq_n_f32): Likewise.
7978 (vmulq_n_f64): Likewise.
7979 (vmulq_n_s16): Likewise.
7980 (vmulq_n_s32): Likewise.
7981 (vmulq_n_u16): Likewise.
7982 (vmulq_n_u32): Likewise.
7984 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7986 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
7987 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
7989 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7991 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
7992 to *aarch64_fma4_elt_from_dup<mode>.
7993 (*aarch64_fnma4_elt_to_128df): Rename to
7994 *aarch64_fnma4_elt_from_dup<mode>.
7995 * config/aarch64/arm_neon.h (vfma_n_f64): New.
7996 (vfms_n_f32): Likewise.
7997 (vfms_n_f64): Likewise.
7998 (vfmsq_n_f32): Likewise.
7999 (vfmsq_n_f64): Likewise.
8001 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
8003 * wide-int.h: Change fixed_wide_int_storage from class to struct.
8005 2016-05-17 Richard Biener <rguenther@suse.de>
8007 PR tree-optimization/71132
8008 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
8009 Only add control dependences for blocks in the loop.
8010 (build_rdg): Adjust.
8011 (generate_code_for_partition): Return whether loop should
8012 be destroyed and delay that.
8013 (distribute_loop): Likewise.
8014 (pass_loop_distribution::execute): Record loops to be destroyed
8015 and perform delayed destroying of loops.
8017 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8020 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
8022 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
8024 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
8026 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
8029 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
8030 insertion point for instructions generated by validize_mem.
8032 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
8034 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
8037 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
8039 * config/aarch64/aarch64.c
8040 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
8041 rather than a macro.
8043 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
8045 * doc/invoke.texi (AArch64 Options): Various updates.
8047 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8049 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
8050 into instrumentation thunks.
8051 * cif-code.def (CIF_CHKP): New.
8053 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
8055 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
8057 2016-05-16 Martin Jambor <mjambor@suse.cz>
8059 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
8060 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
8062 2016-05-16 Marek Polacek <polacek@redhat.com>
8064 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
8067 2016-05-16 Martin Jambor <mjambor@suse.cz>
8070 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
8071 the outlined kernel function.
8073 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
8075 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
8076 (ISA_HAS_DLSA): Ditto.
8078 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
8080 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
8082 2016-05-16 Nathan Sidwell <nathan@acm.org>
8084 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
8085 (nvptx_name_replacement): Restore. Add comment.
8086 (write_fn_proto, write_fn_proto_from_insn,
8087 nvptx_output_call_insn): Restore
8088 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
8090 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
8092 * config/aarch64/aarch64.md
8093 (add<mode>3_compareC_cconly_imm): Remove use of %w.
8094 (add<mode>3_compareC_imm): Likewise.
8095 (<optab>si3_uxtw): Split into register and immediate variants.
8096 (andsi3_compare0_uxtw): Likewise.
8097 (and<mode>3_compare0): Likewise.
8098 (and<mode>3nr_compare0): Likewise.
8099 (stack_protect_test_<mode>): Don't use %x for memory operands.
8101 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
8103 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
8105 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
8107 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
8108 Split integer shifts into shift_reg and bfm.
8109 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
8110 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
8111 (ror<mode>3_insn): Likewise.
8112 (<optab>si3_insn_uxtw): Likewise.
8113 (<optab><mode>3_insn): Change to rotate_imm.
8114 (extr<mode>5_insn_alt): Likewise.
8115 (extrsi5_insn_uxtw): Likewise.
8116 (extrsi5_insn_uxtw_alt): Likewise.
8118 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8120 * doc/tm.texi: Regenerate.
8121 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
8122 (TARGET_INVALID_RETURN_TYPE): Remove.
8123 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
8124 TARGET_INVALID_RETURN_TYPE.
8125 * target.def (invalid_parameter_type): Remove.
8126 (invalid_return_type): Remove.
8128 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8130 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
8131 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
8133 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
8135 (preserve_function_body_p): No need to preserve function body
8136 * cif-codes.def (CIF_THUNK): Remove.
8137 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
8139 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8141 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
8143 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8145 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
8148 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8150 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
8151 (inline_small_functions): Do not look for function symbol when
8154 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8156 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
8159 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8160 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8161 Jiong Wang <jiong.wang@arm.com>
8163 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
8164 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
8165 Define __ARM_FP16_ARGS when appropriate.
8166 * config/arm/arm.c (arm_invalid_parameter_type): Remove
8168 (arm_invalid_return_type): Likewise.
8169 (TARGET_INVALID_PARAMETER_TYPE): Remove.
8170 (TARGET_INVALID_RETURN_TYPE): Remove.
8171 (aapcs_vfp_sub_candidate): Allow HFmode.
8172 (aapcs_vfp_allocate): Add comment. Support HFmode.
8173 (aapcs_vfp_allocate_return_reg): Likewise.
8174 (struct aapcs_cp_arg_layout): Slightly reword comments for
8175 is_return_candidate and allocate_return_reg.
8176 (output_mov_vfp): Update assert.
8177 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
8179 (arm_invalid_parameter_type): Remove.
8180 (amr_invalid_return_type): Remove.
8181 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
8182 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
8183 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
8185 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8187 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
8188 * config/aarch64/arch64-protos.h
8189 (aarch64_legitimize_reload_address): Remove.
8190 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
8193 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
8195 * configure.ac: Add ACX_NONCANONICAL_HOST.
8196 * configure: Regenerate.
8197 * Makefile.in: Set host_noncanonical.
8199 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
8202 * config/i386/i386.md (*movtf_internal): Before register allocation,
8203 do not allow FP constants for CM_MEDIUM memory model, allow only
8204 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
8205 (*movxf_internal): Ditto.
8206 (*movdf_internal): Ditto.
8207 (*movsf_internal): Ditto.
8209 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
8211 PR rtl-optimization/67483
8212 * combine.c (make_compound_operation): Don't call extract_left_shift
8213 with negative shift amounts.
8215 2016-05-13 Jakub Jelinek <jakub@redhat.com>
8218 * fold-const.c (fold_checksum_tree): Allow modification
8219 of TYPE_ALIAS_SET during folding.
8221 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
8222 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
8223 (ix86_split_to_parts): Likewise. Fix up formatting.
8225 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
8227 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
8228 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
8231 2016-05-13 Nathan Sidwell <nathan@acm.org>
8233 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
8234 (nvptx_name_replacement): Delete.
8235 (write_fn_proto, write_fn_proto_from_insn,
8236 nvptx_output_call_insn): Remove nvptx_name_replacement call.
8237 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
8238 * langhooks.c (add_builtin_funcction_common): Call
8239 targetm.mangle_decl_assembler_name.
8241 * config/nvptx/nvptx.c (write_fn_proto): Handle
8242 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
8244 2016-05-13 Martin Liska <mliska@suse.cz>
8246 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
8247 and PRIu64 in printf format.
8249 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8251 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
8254 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8256 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8257 Change --param max-completely-peeled-times to
8258 --param max-completely-peel-times in dump file printing.
8260 2016-05-13 Richard Biener <rguenther@suse.de>
8262 PR tree-optimization/42587
8263 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
8264 (find_bswap_or_nop_1): Likewise.
8265 (bswap_replace): Likewise.
8267 2016-05-13 Martin Liska <mliska@suse.cz>
8269 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
8270 Initialize a variable with default value.
8272 2016-05-13 Martin Liska <mliska@suse.cz>
8274 * doc/invoke.texi: Enhance explanation of error recovery
8277 2016-05-13 Martin Liska <mliska@suse.cz>
8279 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
8280 (struct cost_pair): Change inv_expr_id (int) to inv_expr
8281 (iv_inv_expr_ent *).
8282 (struct iv_inv_expr_ent): Comment struct fields.
8283 (sort_iv_inv_expr_ent): New function.
8284 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
8285 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
8286 a hash_map between iv_inv_expr_ent and number of usages.
8287 (niter_for_exit): Fix coding style.
8288 (tree_ssa_iv_optimize_init): Use renamed variable.
8289 (determine_base_object): Fix coding style.
8290 (alloc_iv): Likewise.
8291 (find_interesting_uses_outside): Likewise.
8292 (add_candidate_1): Likewise.
8293 (add_standard_iv_candidates): Likewise.
8294 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
8295 (prepare_decl_rtl): Fix coding style.
8296 (get_address_cost): Likewise.
8297 (get_shiftadd_cost): Likewise.
8298 (force_expr_to_var_cost): Likewise.
8299 (compare_aff_trees): Likewise.
8300 (get_expr_id): Restructure the function.
8301 (get_loop_invariant_expr_id): Renamed to
8302 get_loop_invariant_expr.
8303 (get_computation_cost_at): Replace usage of inv_expr_id with
8305 (get_computation_cost): Likewise.
8306 (determine_group_iv_cost_generic): Likewise.
8307 (determine_group_iv_cost_address): Likewise.
8308 (iv_period): Fix coding style.
8309 (iv_elimination_compare_lt): Likewise.
8310 (may_eliminate_iv): Likewise.
8311 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
8313 (determine_group_iv_costs): Dump invariant expressions.
8314 (iv_ca_recount_cost): Use the newly added hash_map.
8315 (iv_ca_set_remove_invariants): Fix coding style.
8316 (iv_ca_set_add_invariants): Fix coding style.
8317 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
8319 (iv_ca_set_cp): Likewise.
8320 (iv_ca_new): Initialize the newly added hash_map and remove
8321 initialization of fields.
8322 (iv_ca_free): Delete the hash_map.
8323 (iv_ca_dump): Dump invariant expressions.
8324 (iv_ca_extend): Fix coding style.
8325 (try_add_cand_for): Likewise.
8326 (create_new_ivs): Dump information about # of avg iterations and
8327 # of used invariant expressions.
8328 (rewrite_use_compare): Fix coding style.
8329 (free_loop_data): Set default value for max_inv_expr_id.
8331 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
8333 * cse.c (rest_of_handle_cse): Use cleanup_cfg
8334 returned value cse_cfg_altered computation.
8335 (rest_of_handle_cse2): Likewise.
8336 (rest_of_handle_cse_after_global_opts): Likewise.
8338 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8341 * config/arm/arm.c (arm32_output_mi_thunk): New.
8342 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
8343 to split Thumb1 vs TARGET_32BIT functionality.
8344 (arm_thumb1_mi_thunk): New.
8346 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8348 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
8351 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8354 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
8356 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
8358 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
8359 (expand_builtin_trap): Emit a regular call.
8360 (set_builtin_user_assembler_name): Remove obsolete cases.
8361 * dse.c (scan_insn): Adjust.
8362 * except.c: Include calls.h.
8363 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
8364 emit a regular call to setjmp.
8365 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
8366 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
8367 (emit_block_move_via_libcall): Delete.
8368 (block_move_fn): Delete.
8369 (init_block_move_fn): Likewise.
8370 (emit_block_move_libcall_fn): Likewise.
8371 (emit_block_op_via_libcall): New function.
8372 (set_storage_via_libcall): Tidy up and use memset builtin.
8373 (block_clear_fn): Delete.
8374 (init_block_clear_fn): Likewise.
8375 (clear_storage_libcall_fn): Likewise.
8376 (expand_assignment): Call emit_block_move_via_libcall.
8377 Do not include gt-expr.h.
8378 * expr.h (emit_block_op_via_libcall): Declare.
8379 (emit_block_copy_via_libcall): New inline function.
8380 (emit_block_move_via_libcall): Likewise.
8381 (emit_block_comp_via_libcall): Likewise.
8382 (block_clear_fn): Delete.
8383 (init_block_move_fn): Likewise.
8384 (init_block_clear_fn): Likewise.
8385 (emit_block_move_via_libcall): Likewise.
8386 (set_storage_via_libcall): Add default parameter value.
8387 * libfuncs.h (enum libfunc_index): Remove obsolete values.
8388 (abort_libfunc): Delete.
8389 (memcpy_libfunc): Likewise.
8390 (memmove_libfunc): Likewise.
8391 (memcmp_libfunc): Likewise.
8392 (memset_libfunc): Likewise.
8393 (setbits_libfunc): Likewise.
8394 (setjmp_libfunc): Likewise.
8395 (longjmp_libfunc): Likewise.
8396 (profile_function_entry_libfunc): Likewise.
8397 (profile_function_exit_libfunc): Likewise.
8398 (gcov_flush_libfunc): Likewise.
8399 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
8400 and DECL_VISIBILITY on the declaration.
8401 (init_optabs): Do not initialize obsolete libfuncs.
8402 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
8403 * tree-core.h (ECF_RET1): Define.
8404 (ECF_TM_PURE): Adjust.
8405 (ECF_TM_BUILTIN): Likewise.
8406 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
8407 (build_common_builtin_nodes): Initialize abort builtin.
8408 Add ECF_RET1 on memcpy, memmove and memset builtins.
8409 Pass final flags for alloca and alloca_with_align builtins.
8410 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
8412 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
8413 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
8414 set_storage_via_libcall and call emit_block_copy_via_libcall.
8416 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
8418 * config/i386/i386.md (*call_got_x32): Change operand 0 to
8419 DImode before it is passed to ix86_output_call_operand.
8420 (*call_value_got_x32): Ditto for operand 1.
8422 2016-05-12 Jiong Wang <jiong.wang@arm.com>
8424 PR rtl-optimization/70904
8425 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
8426 reload for wide mode.
8428 2016-05-12 Marek Polacek <polacek@redhat.com>
8431 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
8432 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
8433 * langhooks.h (incomplete_type_error): Likewise.
8434 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
8435 parameter, pass it down to incomplete_type_error.
8436 * tree.h (size_in_bytes): New inline overload.
8437 (size_in_bytes_loc): Renamed from size_in_bytes.
8439 2016-05-12 Richard Biener <rguenther@suse.de>
8441 PR tree-optimization/71059
8442 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
8443 nary before looking up or entering the expression into the VN
8445 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
8446 Make sure to re-use NARYs without result as inserted by
8449 2016-05-12 Richard Biener <rguenther@suse.de>
8451 PR tree-optimization/71062
8452 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8454 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8455 vars_contains_restrict if the var is a restrict tag.
8456 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
8457 do not disambiguate pointers against it.
8458 (dump_points_to_solution): Re-structure and adjust for new
8459 vars_contains_restrict flag.
8460 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
8462 2016-05-12 Martin Liska <mliska@suse.cz>
8464 * doc/invoke.texi: Explain connection between
8465 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
8467 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
8469 PR tree-optimization/71006
8470 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
8471 consider COND_EXPR as a mask producer.
8473 2016-05-12 Marek Polacek <polacek@redhat.com>
8476 * opts.c (common_handle_option): Detect missing argument for --help^.
8478 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8481 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
8482 when popping the PC and within an interrupt handler routine.
8483 Add missing tab to output of "ldmfd".
8484 (output_return_instruction): Output LDMFD with SP update rather
8485 than POP when returning from interrupt handler.
8487 2016-05-12 Jakub Jelinek <jakub@redhat.com>
8489 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
8490 TARGET_64BIT && TARGET_AVX512DQ.
8491 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
8492 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
8493 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
8494 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
8495 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
8496 (*vec_extractv4si_zext): Add avx512dq alternative.
8497 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
8498 use v instead of x constraint in other alternatives where possible.
8500 * config/i386/sse.md (sse2_loadld): Use v instead of x
8501 constraint in alternatives 0,1,4.
8503 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
8504 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
8505 v constraints instead of x and <pinsr_evex_isa> isa attribute.
8508 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
8509 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
8510 is not emitted unless TARGET_AVX512BW.
8511 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
8512 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
8513 for the result operand.
8515 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
8516 constraint instead of x in avx alternatives. Use maybe_evex instead
8519 * config/i386/constraints.md (Yv): New constraint.
8520 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
8521 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
8522 * config/i386/i386.md (avx512fvecmode): New mode attr.
8523 (*pushtf): Use v constraint instead of x.
8524 (*movtf_internal): Likewise. For TARGET_AVX512VL and
8525 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
8526 (*absneg<mode>2): Use Yv constraint instead of x constraint.
8527 (*absnegtf2_sse): Likewise.
8528 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
8529 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
8530 avx512f alternatives.
8531 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
8533 2016-05-12 Richard Biener <rguenther@suse.de>
8535 PR tree-optimization/71060
8536 * tree-data-ref.c (initialize_data_dependence_relation): Do not
8537 require exact match of DR_BASE_OBJECT but only matching address and
8540 2016-05-12 Richard Biener <rguenther@suse.de>
8542 PR tree-optimization/70986
8543 * cfganal.c: Include cfgloop.h.
8544 (dfs_find_deadend): Prefer to take edges exiting loops.
8546 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8548 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
8549 compile and run time.
8551 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
8554 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
8556 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
8558 * config/i386/i386.c (legitimize_pic_address): Use
8559 copy_to_suggested_reg instead of gen_movsi.
8561 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8563 * config/rs6000/predicates.md (quad_memory_operand): Move most of
8564 the code into quad_address_p and call it to share code with
8565 vsx_quad_dform_memory_operand.
8566 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
8568 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
8569 bit instead of being a separate word. Split -mpower9-dform into
8570 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
8571 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
8572 for the register class supporting 128-bit quad word memory offsets.
8573 (mode_supports_vsx_dform_quad): Helper function to return if the
8574 register class uses quad word memory offsets.
8575 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
8576 (rs6000_debug_reg_global): Always print if we are using LRA or not.
8577 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
8578 instructions are enabled, set up the appropriate addr_masks for
8580 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
8581 -mpower9-dform-scalar, instead of -mpower9-dform.
8582 (rs6000_option_override_internal): Split -mpower9-dform into two
8583 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
8584 -mpower9-dform switch sets or clears both. If we are not using
8585 the LRA register allocator, do not enable -mpower9-dform-vector by
8586 default. If we are using LRA, enable -mpower9-dform-vector and
8587 -mvsx-timode if it is appropriate. Issue a warning if either
8588 -mpower9-dform-vector or -mvsx-timode are explicitly used without
8590 (quad_address_offset_p): New helper function to return if the
8591 offset is legal for quad word memory instructions.
8592 (quad_address_p): New function to determin if GPR or vector
8593 register quad word memory addresses are legal.
8594 (mem_operand_gpr): Validate quad word address offsets.
8595 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
8596 d-form (register + offset) instructions.
8597 (offsettable_ok_by_alignment): Likewise.
8598 (rs6000_legitimate_offset_address_p): Likewise.
8599 (legitimate_lo_sum_address_p): Likewise.
8600 (rs6000_legitimize_address): Likewise.
8601 (rs6000_legitimize_reload_address): Add more debug statements for
8603 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
8604 d-form instructions.
8605 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
8606 d-form instructions. Distinguish different cases in debug
8607 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
8608 d-form instructions.
8609 (rs6000_preferred_reload_class): Likewise.
8610 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
8611 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
8612 of the ISA 2.06 indexed memory instructions.
8613 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
8614 use them to save/restore the saved vector registers instead of
8615 using Altivec instructions.
8616 (rs6000_emit_epilogue): Likewise.
8617 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
8618 (rs6000_opt_masks): Split -mpower9-dform into
8619 -mpower9-dform-scalar and -mpower9-dform-vector.
8620 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
8622 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
8623 ISA 3.0 vector indexed memory instructions, and fold the code into
8624 the normal mov<mode> patterns.
8625 (p9_vecstore_<mode>): Likewise.
8626 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
8628 (vsx_movti_64bit): Likewise.
8629 (vsx_movti_32bit): Likewise.
8630 * config/rs6000/constraints.md (wO constraint): New constraint for
8631 ISA 3.0 vector d-form support.
8632 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
8633 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
8634 include -mpower9-dform-vector until we switch over to LRA.
8635 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
8636 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
8637 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
8638 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
8639 for -mpower9-dform and -mlra.
8640 * doc/md.texi (wO constraint): Document wO constraint.
8642 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
8644 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
8645 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
8646 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
8647 Move handling of non-insn arguments inline into the sole user:
8648 (output_trans_func): ...here.
8649 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
8650 in emitted function prototype.
8651 (output_internal_insn_latency_func): Ditto. Simplify.
8652 (output_internal_maximal_insn_latency_func): Ditto. Delete
8653 always-unused argument.
8654 (output_insn_latency_func): Ditto.
8655 (output_maximal_insn_latency_func): Ditto.
8657 2016-05-11 Richard Biener <rguenther@suse.de>
8659 PR tree-optimization/71055
8660 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
8661 sth with precision not equal to access size verify we don't chop
8664 2016-05-11 Richard Biener <rguenther@suse.de>
8667 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
8668 (dwarf2out_finish): Move retry_incomplete_types call ...
8669 (dwarf2out_early_finish): ... here.
8671 2016-05-11 Richard Biener <rguenther@suse.de>
8674 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
8675 if the langhook insists on it.
8676 * fold-const.c (make_bit_field_ref): Add arg for the original
8677 reference and preserve its alias-set.
8678 (decode_field_reference): Take exp by reference and adjust it
8679 to the original memory reference.
8680 (optimize_bit_field_compare): Adjust callers.
8681 (fold_truth_andor_1): Likewise.
8682 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
8684 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
8687 * cfgrtl.h (delete_insn_and_edges): Now return bool.
8688 * cfgrtl.c (delete_insn_and_edges): Likewise.
8689 * config/i386/i386.c (convert_scalars_to_vector): Remove
8691 * cse.c (cse_insn): Compute cse_cfg_altered.
8692 (delete_trivially_dead_insns): Likewise.
8693 (cse_cc_succs): Likewise.
8694 (rest_of_handle_cse): Free dominance info if required.
8695 (rest_of_handle_cse2): Likewise.
8696 (rest_of_handle_cse_after_global_opts): Likewise.
8698 2016-05-11 Alan Modra <amodra@gmail.com>
8700 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
8701 abi_v4_pass_in_fpr): New functions.
8702 (rs6000_function_arg_boundary): Exclude complex IBM long double
8703 from 64-bit alignment when ABI_V4.
8704 (rs6000_function_arg, rs6000_function_arg_advance_1,
8705 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
8707 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
8709 PR rtl-optimization/71028
8710 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
8711 jump with just a return in the fallthrough block if the branch
8712 block contains just a return as well.
8714 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
8716 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
8717 * match.pd ((X & Y) ^ Y): ... this.
8718 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
8719 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
8721 2016-05-10 David Malcolm <dmalcolm@redhat.com>
8723 * read-md.c (require_char_ws): New function.
8724 (read_string): Simplify using require_char_ws.
8725 (handle_constants): Likewise.
8726 (handle_enum): Likewise.
8727 (handle_file): Likewise.
8728 * read-md.h (require_char_ws): New declaration.
8729 * read-rtl.c (read_conditions): Simplify using require_char_ws.
8730 (read_mapping): Likewise.
8731 (read_rtx_code): Likewise.
8732 (read_nested_rtx): Likewise.
8734 2016-05-10 James Norris <jnorris@codesourcery.com>
8736 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
8737 if offloading is enabled and -fopenacc or -fopenmp is specified.
8738 (CRTOFFLOADEND): Likewise.
8739 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
8740 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
8742 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
8744 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
8745 gotoff_operand code paths. Use copy_to_suggested_regs and
8746 expand_simple_binop where appropriate. Cleanup.
8748 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8751 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
8753 (dimode_scalar_chain::vector_const_cost): New.
8754 (dimode_scalar_chain::compute_convert_gain): Handle constants.
8755 (dimode_scalar_chain::convert_op): Likewise.
8756 (dimode_scalar_chain::convert_insn): Likewise.
8758 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8760 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
8761 unary operation, not a binary one.
8763 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8766 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
8767 calls with type casted fndecl.
8769 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8771 PR tree-optimization/70786
8772 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
8773 * calls.c (initialize_argument_information): Bind bounds
8774 with corresponding args passed by reference.
8776 2016-05-10 Jakub Jelinek <jakub@redhat.com>
8779 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
8780 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
8781 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
8784 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8787 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
8788 code for a zero scale factor.
8789 (vsx_xvcvdpuxds_scale): Likewise.
8791 2016-05-10 David Malcolm <dmalcolm@redhat.com>
8793 * diagnostic-show-locus.c (layout::layout): Call show_ruler
8794 if show_ruler_p was set on the context.
8795 (layout::show_ruler): New method.
8796 * diagnostic.h (struct diagnostic_context): Add field
8799 2016-05-10 Richard Biener <rguenther@suse.de>
8801 PR tree-optimization/71039
8802 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
8803 (chk_uses): New function.
8804 (propagate_with_phi): Verify we can safely replicate the lhs of an
8805 aggregate assignment on all incoming edges.
8807 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
8809 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
8811 (rx_atomic_sequence): New class.
8812 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
8813 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
8815 (rx_atomic_sequence::rx_atomic_sequence,
8816 rx_atomic_sequence::~rx_atomic_sequence): New functions.
8817 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
8818 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
8819 CTRLREG_INTB): New constants.
8820 (FETCHOP): New code iterator.
8821 (fethcop_name, fetchop_name2): New iterator code attributes.
8822 (QIHI): New mode iterator.
8823 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
8824 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
8825 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
8827 2016-05-10 Martin Liska <mliska@suse.cz>
8829 * tree-inline.c (remap_dependence_clique): Do not remap
8830 debugging statements.
8832 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8834 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
8835 ("*fixuns_truncdfdi2_z13")
8836 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
8837 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
8838 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
8840 2016-05-10 Richard Biener <rguenther@suse.de>
8842 PR tree-optimization/70497
8843 PR tree-optimization/28367
8844 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
8846 (visit_reference_op_load): ... here.
8847 (vn_reference_lookup_3): Use it to handle subreg-like accesses
8848 with simplified BIT_FIELD_REFs.
8849 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
8850 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
8853 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8855 * dwarf2out.c (add_abstract_origin_attribute): Adjust
8856 documentation comment. For BLOCK nodes, add a
8857 DW_AT_abstract_origin attribute that points to the DIE generated
8858 for the origin BLOCK.
8859 (gen_lexical_block_die): Call add_abstract_origin_attribute for
8860 blocks from inlined functions.
8862 2016-05-10 Alan Modra <amodra@gmail.com>
8865 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
8866 regrename modifying insns saving lr before __morestack call.
8867 * config/rs6000/rs6000.md (split_stack_return): Similarly for
8868 insns restoring lr after __morestack call.
8870 2016-05-09 Jakub Jelinek <jakub@redhat.com>
8872 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
8873 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
8875 * config/i386/sse.md (vec_interleave_high<mode>,
8876 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
8877 <avx512>_vpermt2var<mode>3_maskz): Likewise.
8879 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8881 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
8882 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
8883 parallel reassociation for power8 and forward.
8885 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
8887 * config/i386/i386.md (absneg splitters with general regs): Use
8888 general_reg_operand predicate.
8889 (btsq peephole2): Use x86_64_immediate_operand to check if new
8890 value is suitable for immediate operand. Generate emitted insn
8891 using RTL expressions.
8892 (btcq peephole2): Ditto.
8893 (btrq peephole2): Ditto. Generate correct immediate operand
8896 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8898 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
8901 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8903 * tree-affine.c (wide_int_constant_multiple_p): Add missing
8904 pointer dereference.
8906 2016-05-09 Richard Biener <rguenther@suse.de>
8908 PR tree-optimization/70985
8909 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
8910 op0 isn't a gimple register.
8912 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
8914 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
8915 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
8916 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
8917 (i6400_fpu_mult): New cpu units.
8918 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
8919 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
8920 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
8921 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
8922 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
8923 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
8924 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
8925 (i6400_msa_long_float4, i6400_msa_long_float5)
8926 (i6400_msa_long_float8, i6400_msa_fdiv_df)
8927 (i6400_msa_fdiv_sf): New reservations.
8928 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
8929 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
8930 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
8931 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
8932 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
8933 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
8934 (msa_short_cmp, msa_short_float2, msa_short_logic3)
8935 (msa_short_store4, msa_long_load, msa_short_store)
8936 (msa_long_logic, msa_long_float2, msa_long_float4)
8937 (msa_long_float5, msa_long_float8, msa_long_mult)
8938 (msa_long_fdiv, msa_long_div): New reservations.
8940 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
8941 Sameera Deshpande <sameera.deshpande@imgtec.com>
8942 Matthew Fortune <matthew.fortune@imgtec.com>
8943 Graham Stott <graham.stott@imgtec.com>
8944 Chao-ying Fu <chao-ying.fu@imgtec.com>
8946 * config.gcc: Add MSA header file for mips*-*-* target.
8947 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
8948 (Ubv8i, Urv8): New constraints.
8949 * config/mips/mips-ftypes.def: Add function types for MSA
8951 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
8952 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
8953 * config/mips/mips-msa.md: New file.
8954 * config/mips/mips-protos.h
8955 (mips_split_128bit_const_insns): New prototype.
8956 (mips_msa_idiv_insns): Likewise.
8957 (mips_split_128bit_move): Likewise.
8958 (mips_split_128bit_move_p): Likewise.
8959 (mips_split_msa_copy_d): Likewise.
8960 (mips_split_msa_insert_d): Likewise.
8961 (mips_split_msa_fill_d): Likewise.
8962 (mips_expand_msa_branch): Likewise.
8963 (mips_const_vector_same_val_p): Likewise.
8964 (mips_const_vector_same_bytes_p): Likewise.
8965 (mips_const_vector_same_int_p): Likewise.
8966 (mips_const_vector_shuffle_set_p): Likewise.
8967 (mips_const_vector_bitimm_set_p): Likewise.
8968 (mips_const_vector_bitimm_clr_p): Likewise.
8969 (mips_msa_vec_parallel_const_half): Likewise.
8970 (mips_msa_output_division): Likewise.
8971 (mips_ldst_scaled_shift): Likewise.
8972 (mips_expand_vec_cond_expr): Likewise.
8973 * config/mips/mips.c (enum mips_builtin_type): Add
8974 MIPS_BUILTIN_MSA_TEST_BRANCH.
8975 (mips_gen_const_int_vector_shuffle): New prototype.
8976 (mips_const_vector_bitimm_set_p): New function.
8977 (mips_const_vector_bitimm_clr_p): Likewise.
8978 (mips_const_vector_same_val_p): Likewise.
8979 (mips_const_vector_same_bytes_p): Likewise.
8980 (mips_const_vector_same_int_p): Likewise.
8981 (mips_const_vector_shuffle_set_p): Likewise.
8982 (mips_symbol_insns): Forbid loading symbols via immediate for
8984 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
8986 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
8988 (mips_lx_address_p): Add support load indexed address for MSA.
8989 (mips_address_insns): Add calculation of instructions needed for
8990 stores and loads for MSA.
8991 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
8992 CONST_VECTOR for MSA and let it fall through.
8993 (mips_ldst_scaled_shift): New function.
8994 (mips_subword_at_byte): Likewise.
8995 (mips_msa_idiv_insns): Likewise.
8996 (mips_legitimize_move): Validate MSA moves.
8997 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
8998 calculation of costs for MSA division.
8999 (mips_split_move_p): Check if MSA moves need splitting.
9000 (mips_split_move): Split MSA moves if necessary.
9001 (mips_split_128bit_move_p): New function.
9002 (mips_split_128bit_move): Likewise.
9003 (mips_split_msa_copy_d): Likewise.
9004 (mips_split_msa_insert_d): Likewise.
9005 (mips_split_msa_fill_d): Likewise.
9006 (mips_output_move): Handle MSA moves.
9007 (mips_expand_msa_branch): New function.
9008 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
9009 Reinstate 'y' modifier.
9010 (mips_file_start): Add MSA .gnu_attribute.
9011 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
9013 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
9014 (mips_class_max_nregs): Add register size for MSA supported mode.
9015 (mips_cannot_change_mode_class): Allow conversion between MSA
9016 vector modes and TImode.
9017 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
9019 (mips_secondary_reload_class): Force MSA loads/stores via memory.
9020 (mips_preferred_simd_mode): Add preffered modes for MSA.
9021 (mips_vector_mode_supported_p): Add MSA supported modes.
9022 (mips_autovectorize_vector_sizes): New function.
9023 (mips_msa_output_division): Likewise.
9024 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
9025 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
9026 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
9027 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
9028 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
9029 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
9030 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
9031 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
9032 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
9033 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
9034 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
9035 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
9036 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
9037 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
9038 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
9039 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
9040 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
9041 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
9042 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
9043 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
9044 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
9045 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
9046 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
9047 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
9048 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
9049 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
9050 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
9051 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
9052 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
9053 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
9054 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
9055 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
9056 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
9057 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
9058 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
9059 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
9060 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
9061 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
9062 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
9063 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
9064 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
9065 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
9066 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
9067 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
9068 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
9069 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
9070 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
9071 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
9072 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
9073 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
9074 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
9075 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
9076 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
9077 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
9078 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
9079 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
9080 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
9081 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
9082 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
9083 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
9084 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
9085 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
9086 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
9087 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
9088 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
9089 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
9090 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
9091 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
9092 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
9093 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
9094 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
9095 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
9096 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
9097 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
9098 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
9099 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
9100 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
9101 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
9102 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
9103 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
9104 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
9105 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
9106 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
9107 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
9108 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
9109 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
9110 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
9111 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
9112 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
9113 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
9114 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
9115 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
9116 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
9117 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
9118 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
9119 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
9120 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
9121 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
9122 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
9123 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
9124 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
9125 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
9126 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
9127 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
9128 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
9129 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
9130 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
9131 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
9132 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
9133 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
9134 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
9135 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
9136 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
9137 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
9138 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
9139 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
9140 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
9141 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
9142 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
9143 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
9144 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
9145 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
9146 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
9147 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
9148 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
9149 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
9150 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
9151 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
9152 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
9153 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
9154 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
9155 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
9156 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
9157 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
9158 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
9159 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
9160 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
9161 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
9162 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
9163 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
9164 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
9165 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
9166 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
9167 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
9168 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
9169 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
9170 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
9171 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
9172 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
9173 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
9174 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
9176 (mips_get_builtin_decl_index): New array.
9177 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
9178 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
9179 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
9180 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
9181 (mips_init_builtins): Initialize mips_get_builtin_decl_index
9183 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9185 (mips_expand_builtin_insn): Prepare operands for
9186 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
9187 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
9188 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
9189 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
9190 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
9191 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
9192 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
9193 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
9194 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
9195 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
9196 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
9197 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
9198 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
9199 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
9200 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
9201 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
9202 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
9203 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
9204 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
9205 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
9206 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
9207 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
9208 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
9209 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
9210 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
9211 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
9212 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
9213 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
9214 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
9215 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
9216 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
9217 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
9218 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
9219 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
9220 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
9221 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
9222 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
9223 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
9224 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
9225 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
9226 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
9227 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
9228 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
9229 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
9230 These are set implicitly and an error is reported if overridden.
9231 (mips_expand_builtin_msa_test_branch): New function.
9232 (mips_expand_msa_shuffle): Likewise.
9233 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
9234 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
9235 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
9236 (mips_expand_vec_unpack): Add support for MSA.
9237 (mips_expand_vector_init): Likewise.
9238 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
9239 instead of const0_rtx.
9240 (mips_msa_vec_parallel_const_half): New function.
9241 (mips_gen_const_int_vector): Likewise.
9242 (mips_gen_const_int_vector_shuffle): Likewise.
9243 (mips_expand_msa_cmp): Likewise.
9244 (mips_expand_vec_cond_expr): Likewise.
9245 * config/mips/mips.h
9246 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
9247 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
9249 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
9250 (ISA_HAS_MSA): New macro.
9251 (UNITS_PER_MSA_REG): Likewise.
9252 (BITS_PER_MSA_REG): Likewise.
9253 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
9254 (MSA_REG_FIRST): New macro.
9255 (MSA_REG_LAST): Likewise.
9256 (MSA_REG_NUM): Likewise.
9257 (MSA_REG_P): Likewise.
9258 (MSA_REG_RTX_P): Likewise.
9259 (MSA_SUPPORTED_MODE_P): Likewise.
9260 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
9261 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
9262 * config/mips/mips.md: Include mips-msa.md.
9263 (alu_type): Add simd_add.
9264 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
9265 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
9266 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
9267 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
9268 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
9269 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
9270 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
9271 simd_move, simd_load, simd_store. Choose "multi" for moves
9273 (qword_mode): New attribute.
9274 (insn_count): Add instruction count for quad moves.
9275 Increase the count for MIPS SIMD division.
9276 (UNITMODE): Add UNITMODEs for vector types.
9277 (addsub): New code iterator.
9278 * config/mips/mips.opt (mmsa): New option.
9279 * config/mips/msa.h: New file.
9280 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
9282 * config/mips/mti-linux.h: Likewise.
9283 * config/mips/predicates.md
9284 (const_msa_branch_operand): New constraint.
9285 (const_uimm3_operand): Likewise.
9286 (const_uimm4_operand): Likewise.
9287 (const_uimm5_operand): Likewise.
9288 (const_uimm8_operand): Likewise.
9289 (const_imm5_operand): Likewise.
9290 (aq10b_operand): Likewise.
9291 (aq10h_operand): Likewise.
9292 (aq10w_operand): Likewise.
9293 (aq10d_operand): Likewise.
9294 (const_m1_operand): Likewise.
9295 (reg_or_m1_operand): Likewise.
9296 (const_exp_2_operand): Likewise.
9297 (const_exp_4_operand): Likewise.
9298 (const_exp_8_operand): Likewise.
9299 (const_exp_16_operand): Likewise.
9300 (const_vector_same_val_operand): Likewise.
9301 (const_vector_same_simm5_operand): Likewise.
9302 (const_vector_same_uimm5_operand): Likewise.
9303 (const_vector_same_uimm6_operand): Likewise.
9304 (const_vector_same_uimm8_operand): Likewise.
9305 (par_const_vector_shf_set_operand): Likewise.
9306 (reg_or_vector_same_val_operand): Likewise.
9307 (reg_or_vector_same_simm5_operand): Likewise.
9308 (reg_or_vector_same_uimm6_operand): Likewise.
9309 * doc/extend.texi (MIPS SIMD Architecture Functions): New
9311 * doc/invoke.texi (-mmsa): Document new option.
9313 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9315 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
9316 * configure: Regenerate.
9317 * config.in: Regenerate.
9318 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
9320 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
9321 (ENDFILE_VTV_SPEC): Define.
9323 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
9325 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
9326 registers in all interrupt handlers if necessary.
9327 (rl78_option_override): Add warning.
9328 (MUST_SAVE_MDUC_REGISTERS): New macro.
9329 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
9330 * config/rl78/rl78.c (check_mduc_usage): New function.
9331 (mduc_regs): New structure to hold MDUC register data.
9332 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
9333 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
9334 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
9335 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
9336 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
9337 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
9339 2016-05-09 Bin Cheng <bin.cheng@arm.com>
9341 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
9342 (tree-ssa-loop-niter.h): Ditto.
9343 (idx_within_array_bound, ref_within_array_bound): New functions.
9344 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
9345 Factor out check on writable base object to ...
9346 (base_object_writable): ... here.
9348 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9350 * config/arm/arm.md (probe_stack): Add modes to set source
9353 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
9355 * regrename.c (base_reg_class_for_rename): New static function.
9356 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
9358 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
9360 * cgraph.c (thunk_adjust): Export.
9361 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
9362 * cgraphunit.c (thunk_adjust): Export.
9363 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
9365 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
9367 * tree-inline.c (expand_call_inline): Expand thunks inline.
9369 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
9372 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
9373 (*sse2_vd_cvtss2sd): Ditto.
9374 * config/i386/i386.md
9375 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
9376 Generate *sse2_vd_cvtsd2ss pattern.
9377 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
9378 Generate *sse2_vd_cvtss2sd pattern.
9380 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9382 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
9383 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
9386 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9388 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
9389 * config/sh/sh.c: Define and declare variables on first use throughout
9391 (current_function_interrupt): Change to bool type.
9392 (frame_insn): Rename to emit_frame_insn and update users.
9393 (push_regs): Use bool for 'interrupt_handler' argument.
9394 (save_schedule_s): Remove.
9395 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
9396 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
9397 targetm.asm_out.unaligned_op.di.
9398 (gen_far_branch): Remove redundant forward declaration.
9399 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
9400 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
9401 (sh_set_return_address, sh_function_ok_for_sibcall,
9402 scavenge_reg): Update comments.
9403 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
9404 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
9405 (sh_attr_renesas_p): Remove unnecessary parentheses.
9406 (branch_dest): Simplify.
9407 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
9408 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
9409 (CUMULATIVE_ARGS): Change macro to typedef.
9410 (current_function_interrupt): Change to bool type.
9411 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
9412 Surround with __cplusplus ifdef.
9413 (sh_compare_op0, sh_compare_op1): Remove.
9414 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
9416 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
9418 * config/arm/arm.md: (arch): Add neon.
9419 (arch_enabled): Return yes for arch neon when TARGET_NEON.
9420 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
9421 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
9422 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
9423 attributes for alt renumbering. Mark alt 3 as non-predicable.
9424 (thumb2_movdf_vfp): Likewise.
9426 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
9428 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
9429 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
9430 (*andqi_1): Add preferred_for_speed attribute to disparage
9431 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
9432 (*<code>qi_1): Ditto.
9433 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
9434 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
9435 (*ashlqi3_1): Ditto.
9436 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
9437 Add preferred_for_size attribute to disparage alternative 0 and
9438 preferred_for_speed attribute to disparage alternative 1 for
9439 TARGET_PARTIAL_REG_STALL targets.
9441 2016-05-07 Tom de Vries <tom@codesourcery.com>
9443 PR tree-optimization/70956
9444 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
9447 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
9449 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
9450 * config/sh/sh.c (sh_cbranch_distance): Implement it.
9451 * config/sh/sh.md (branch_zero): Remove define_attr.
9452 (define_delay): Disable delay slot if branch distance is one insn.
9454 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9456 * config/i386/i386.md (LEAMODE): New mode attribute.
9457 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
9458 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
9459 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
9460 operand 2 predicate.
9461 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
9462 (*lea<mode>_general_3): Ditto.
9463 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
9465 2016-05-06 Jakub Jelinek <jakub@redhat.com>
9467 * genmddump.c (main): Convert argv from char ** to const char **.
9469 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9471 * coretypes.h (OVERRIDE): New macro.
9474 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
9476 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
9477 allow coalescing if the types are compatible.
9479 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9481 * pass_manager.h (pass_manager::register_pass_name): New method.
9482 (pass_manager::get_pass_by_name): New method.
9483 (pass_manager::create_pass_tab): New method.
9484 (pass_manager::m_name_to_pass_map): New field.
9485 * passes.c (name_to_pass_map): Delete global in favor of field
9486 "m_name_to_pass_map" of pass_manager.
9487 (register_pass_name): Rename from a function to...
9488 (pass_manager::register_pass_name): ...this method, updating
9489 for renaming of global "name_to_pass_map" to field
9490 "m_name_to_pass_map".
9491 (create_pass_tab): Rename from a function to...
9492 (pass_manager::create_pass_tab): ...this method, updating
9493 for renaming of global "name_to_pass_map" to field.
9494 (get_pass_by_name): Rename from a function to...
9495 (pass_manager::get_pass_by_name): ...this method.
9496 (enable_disable_pass): Convert use of get_pass_by_name to
9497 a method call, locating the pass_manager singleton.
9499 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9501 * genattr-common.c (main): Convert argv from char ** to const char **.
9502 * genattr.c (main): Likewise.
9503 * genattrtab.c (main): Likewise.
9504 * genautomata.c (initiate_automaton_gen): Likewise.
9506 * gencodes.c (main): Likewise.
9507 * genconditions.c (main): Likewise.
9508 * genconfig.c (main): Likewise.
9509 * genconstants.c (main): Likewise.
9510 * genemit.c (main): Likewise.
9511 * genenums.c (main): Likewise.
9512 * genextract.c (main): Likewise.
9513 * genflags.c (main): Likewise.
9514 * genmddeps.c (main): Likewise.
9515 * genopinit.c (main): Likewise.
9516 * genoutput.c (main): Likewise.
9517 * genpeep.c (main): Likewise.
9518 * genpreds.c (main): Likewise.
9519 * genrecog.c (main): Likewise.
9520 * gensupport.c (init_rtx_reader_args_cb): Likewise.
9521 (init_rtx_reader_args): Likewise.
9522 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9523 (init_rtx_reader_args): Likewise.
9524 * gentarget-def.c (main): Likewise.
9525 * read-md.c (read_md_files): Likewise.
9526 * read-md.h (read_md_files): Likewise.
9528 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9530 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
9531 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
9532 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
9533 Remove unused predicate.
9534 (register_and_not_fp_reg_operand): Ditto.
9536 2016-05-06 Martin Liska <mliska@suse.cz>
9538 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
9539 instead of vec as the vector is local to the function.
9541 2016-05-06 Jakub Jelinek <jakub@redhat.com>
9543 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
9544 avx512bw alternative.
9546 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
9547 before the ashr<mode>3 pattern.
9549 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
9550 v instead of x in vex or maybe_vex alternatives, use
9551 maybe_evex instead of vex in prefix.
9553 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
9554 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
9555 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
9556 in vex or maybe_vex alternatives, use maybe_evex instead of vex
9559 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
9560 v instead of x in vex or maybe_vex alternatives, use
9561 maybe_evex instead of vex in prefix.
9563 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
9564 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
9565 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
9566 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
9567 alternatives, use maybe_evex instead of vex in prefix.
9569 * config/i386/sse.md (vec_interleave_lowv4sf,
9570 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
9571 v instead of x in vex or maybe_vex alternatives, use
9572 maybe_evex instead of vex in prefix.
9574 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
9575 v instead of x in vex or maybe_vex alternatives, use
9576 maybe_evex instead of vex in prefix.
9578 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
9579 v constraint instead of x.
9581 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
9583 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
9584 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
9587 2016-05-06 Richard Biener <rguenther@suse.de>
9589 PR tree-optimization/70948
9590 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
9591 Properly clobber all fields of va_list for __builtin_va_start.
9593 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9596 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
9597 loop latch destination.
9599 2016-05-06 Martin Liska <mliska@suse.cz>
9601 * tree-ssa-uninit.c: Apply manual changes
9602 to the GNU coding style.
9603 (prune_uninit_phi_opnds): Rename from
9604 prune_uninit_phi_opnds_in_unrealizable_paths.
9606 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9608 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
9609 mspace): Remove deprecated options.
9610 * doc/invoke.texi (SH options): Remove -mspace.
9612 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9614 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
9616 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9618 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
9619 corresponding combine split pattern.
9621 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9624 * config/sh/predicates.md (long_displacement_mem_operand): New.
9625 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
9626 Add movi20, movi20s alternatives. Adjust length attribute for
9628 (movsi_ie): Allow for any FPU. Adjust length attribute for
9630 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
9631 attribute for alternatives.
9632 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
9633 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
9634 length attribute for alternatives.
9636 2016-05-06 Richard Biener <rguenther@suse.de>
9638 PR tree-optimization/70960
9639 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
9641 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9644 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
9645 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
9647 2016-05-06 Marek Polacek <polacek@redhat.com>
9650 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
9652 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9655 * config/sh/sh.md (*rotcr): Add another variant.
9657 2016-05-06 Richard Biener <rguenther@suse.de>
9660 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
9662 2016-05-06 Richard Biener <rguenther@suse.de>
9665 * fold-const.c (split_tree): Always convert to the original type
9668 2016-05-06 Richard Biener <rguenther@suse.de>
9670 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
9671 (fwprop_addr): Likewise.
9673 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9676 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
9678 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
9679 * config/i386/i386.md (push mem splitter): Use find_constant_src in
9680 the splitter condition.
9681 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
9682 the splitter condition.
9683 (FP float_extend load splitter): Ditto.
9685 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
9687 * config/i386/i386.md (peehole2 patterns): Change true_regnum
9688 to REGNO in all peephole2 patterns.
9689 (post-reload splitters): Change true_regnum to REGNO in
9690 post-reload splitters.
9691 (zero_extend splitters): Use general_reg_operand and
9692 nonimmediate_gr_operand predicates.
9694 2016-05-05 Jakub Jelinek <jakub@redhat.com>
9696 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
9697 v constraint instead of x.
9699 2016-05-05 Alan Modra <amodra@gmail.com>
9702 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
9703 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
9704 TARGET_NO_FP_IN_TOC for -mrelocatable.
9705 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
9706 TARGET_RELOCATABLE test.
9707 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9708 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9709 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
9710 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9711 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9712 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
9713 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9714 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9715 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
9716 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
9718 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
9719 (rs6000_stack_info): Likewise.
9720 (rs6000_elf_asm_out_constructor): Likewise.
9721 (rs6000_elf_asm_out_destructor): Likewise.
9722 (rs6000_elf_declare_function_name): Likewise.
9723 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
9724 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
9727 2016-05-05 Alan Modra <amodra@gmail.com>
9729 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
9731 2016-05-05 Alan Modra <amodra@gmail.com>
9733 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
9734 out-of-line gpr restore for one or two regs if that would add
9737 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/i386.md
9741 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
9742 Change to post-epilogue_completed late splitter. Use sse_reg_operand
9743 as operand 0 predicate.
9744 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
9746 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
9747 Ditto. Emit the pattern using RTX.
9749 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
9750 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
9751 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
9752 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
9754 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
9755 sse_reg_operand as operand 0 predicate.
9757 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
9758 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
9759 instead of gen_rtx_REG.
9760 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
9763 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9765 * function.c (emit_use_return_register_into_block): Delete.
9766 (gen_return_pattern): Delete.
9767 (emit_return_into_block): Delete.
9768 (active_insn_between): Delete.
9769 (convert_jumps_to_returns): Delete.
9770 (emit_return_for_exit): Delete.
9771 (thread_prologue_and_epilogue_insns): Delete all code dealing with
9772 simple_return for shrink-wrapped blocks.
9773 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
9774 end of blocks that need one.
9775 (get_unconverted_simple_return): Delete.
9776 (convert_to_simple_return): Delete.
9777 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
9778 (convert_to_simple_return): Ditto.
9780 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9782 * cfgcleanup.c (bb_is_just_return): New function.
9783 (try_optimize_cfg): Simplify jumps to return, branches to return,
9784 and branches around return.
9786 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9788 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
9791 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9795 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
9796 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
9797 assert flags & OEP_HASH_CHECK, instead of asserting it
9798 never happens. Handle TARGET_EXPR.
9799 * fold-const.c (operand_equal_p): For hash verification,
9800 or in OEP_HASH_CHECK into flags.
9802 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
9804 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
9806 (compute_samebase_partition_bases): Fix typo.
9808 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9810 * config/i386/sse.md (vec_interleave_highv8sf,
9811 vec_interleave_lowv8sf, vec_interleave_highv4df,
9812 vec_interleave_lowv4df): Remove constraints from expanders.
9814 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
9816 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9818 * tree-inline.c (expand_call_inline): Fix path dealing with
9819 making lhs of call statement undefined.
9821 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9823 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
9824 Check availability on NODE, too.
9825 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
9826 (cgraph_node::call_for_symbol_and_aliases): Likewise.
9827 (varpool_node::call_for_symbol_and_aliase): Likewise.
9828 * ipa-pure-const.c (add_new_function): Analyze all bodies.
9829 (propagate_pure_const): Propagate across interposable functions, too.
9830 (skip_function_for_local_pure_const): Do not skip interposable bodies
9832 (pass_local_pure_const::execute): Update.
9834 2016-05-04 Marek Polacek <polacek@redhat.com>
9836 * doc/invoke.texi: Document -Wdangling-else.
9838 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9840 * config.gcc: Error out when conflicting multilib is detected. Do not
9841 loop over multilibs since no combination is legal.
9843 2016-05-04 Alan Modra <amodra@gmail.com>
9845 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
9846 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
9847 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
9850 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
9852 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
9853 Clean up p5600 comments.
9855 2016-05-04 Richard Biener <rguenther@suse.de>
9857 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
9858 constructor simplifications.
9859 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
9861 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
9863 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
9864 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
9865 result.set_rtx is null instead of aborting.
9866 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
9868 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
9869 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
9870 *mov<mode>_store_postinc): New patterns.
9872 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
9874 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
9875 as commutative. Check both conversions are NOP.
9876 ((A & B) OP (C & B)): Remove.
9878 2016-05-04 Alan Modra <amodra@gmail.com>
9880 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
9882 2016-05-04 Alan Modra <amodra@gmail.com>
9885 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
9886 when cr2,3,4 are all fixed regs.
9888 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
9890 PR rtl-optimization/57193
9891 * opts.c (default_options_table): Revert OPT_frename_registers change.
9892 * doc/invoke.texi (-frename-registers, -O2): Likewise.
9894 2016-05-03 Martin Sebor <msebor@redhat.com>
9897 * builtins.c (fold_builtin_FILE): New function.
9898 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
9899 (fold_builtin_0): Call them.
9900 * gimplify.c (gimplify_call_expr): Remove the handling of
9901 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
9904 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
9905 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
9909 * doc/extend.texi (Function Names as Strings): Update __func__,
9910 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
9913 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9914 Richard Biener <rguenther@suse.de>
9916 PR tree-optimization/70916
9917 * tree-if-conv.c: Include cfganal.h.
9918 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
9919 and remove_fake_exit_edges around the optimization pass.
9921 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
9923 * cgraph.c (symbol_table::create_edge): Set inline_failed.
9924 (cgraph_edge::make_direct): Likewise.
9925 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
9926 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
9927 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
9928 (CIF_THUNK): New code.
9929 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
9930 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
9931 (compute_inline_parameters): Set inline_failed for thunks.
9932 (inline_analyze_function): Cleanup.
9933 * ipa-inline.c (can_inline_edge_p): Do not deal with
9934 call_stmt_cannot_inline_p.
9935 (can_early_inline_edge_p): Likewise.
9936 (early_inliner): Initialize inline_failed.
9937 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
9939 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
9941 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
9942 from nonimm_ssenomem_operand.
9943 (nonimm_ssenomem_operand): New predicate.
9944 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
9945 as operand 0 predicate.
9946 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
9947 Disable unsupported alternatives using "enabled" attribute.
9948 Use register_ssemem_operand as operand 0 predicate.
9949 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
9951 2016-05-03 Marek Polacek <polacek@redhat.com>
9954 * input.c (expansion_point_location): New function.
9955 * input.h (expansion_point_location): Declare.
9957 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
9959 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
9960 occurence with frame_offset_ ones.
9962 2016-05-03 Alan Modra <amodra@gmail.com>
9964 PR rtl-optimization/70890
9965 * ira.c (combine_and_move_insns): When moving def_insn, remove
9968 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
9970 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
9971 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
9972 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
9973 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
9975 2016-05-03 Alan Modra <amodra@gmail.com>
9977 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
9978 for SAVE_MULTIPLE/STORE_MULTIPLE.
9980 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9982 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
9983 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
9985 2016-05-03 Richard Biener <rguenther@suse.de>
9987 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
9989 (gimplify_arg): Likewise.
9990 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
9991 re-writing the result to a decl if required.
9992 (internal_get_tmp_var): Add allow_ssa parameter
9993 and override into_ssa with it.
9994 (get_formal_tmp_var): Adjust.
9995 (get_initialized_tmp_var): Add allow_ssa parameter.
9996 (gimplify_arg): Add allow_ssa parameter and avoid generating
9997 SSA names for the result false.
9998 (gimplify_call_expr): If the call may return twice do not
9999 gimplify parameters into SSA.
10000 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
10001 (gimplify_modify_expr): Adjust assert. For noreturn calls
10002 with a SSA name LHS adjust its def.
10003 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
10004 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
10005 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
10006 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
10007 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
10008 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
10009 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
10010 (optimize_target_teams): Do not allow SSA names for clause operands.
10011 (gimplify_expr): Likewise for where we mark the result addressable.
10012 * passes.def (pass_init_datastructures): Remove.
10013 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
10014 (rewrite_stmt): Likewise.
10015 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
10016 (replace_locals_op): Replace SSA names.
10017 (copy_gimple_seq_and_replace_locals): Init src_cfun.
10018 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
10019 * cgraph.c (release_function_body): Free CFG annotations only
10020 when we have a CFG. Simplify.
10021 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
10022 force_gimple_operand instead of get_initialized_tmp_var.
10023 * tree-pass.h (make_pass_init_datastructures): Remove.
10024 * tree-ssa.c (execute_init_datastructures): Remove.
10025 (pass_data_init_datastructures): Likewise.
10026 (class pass_init_datastructures): Likewise.
10027 (make_pass_init_datastructures): Likewise.
10028 * omp-low.c (create_omp_child_function): Init SSA data structures.
10029 (grid_expand_target_grid_body): Likewise.
10030 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
10031 name before adding it to names_to_release.
10032 (remove_bb): Always release SSA defs.
10033 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
10034 before dereferencing it.
10035 * cgraphunit.c (init_lowered_empty_function): Always
10036 int SSA data structures.
10037 * tree-ssanames.c (release_defs): Remove assert that we are in
10039 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
10041 2016-05-03 Jakub Jelinek <jakub@redhat.com>
10042 Uros Bizjak <ubizjak@gmail.com>
10044 PR rtl-optimization/70467
10045 * config/i386/predicates.md (x86_64_hilo_int_operand,
10046 x86_64_hilo_general_operand): New predicates.
10047 * config/i386/constraints.md (Wd): New constraint.
10048 * config/i386/i386.md (mode attr di): Use Wd instead of e.
10049 (general_hilo_operand): New mode attr.
10050 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
10051 instead of <general_operand>.
10052 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
10053 x86_64_hilo_general_operand instead of <general_operand>.
10055 2016-05-03 Jakub Jelinek <jakub@redhat.com>
10057 PR tree-optimization/70916
10058 * tree-if-conv.c (constant_or_ssa_name): Removed.
10059 (fold_build_cond_expr): Use is_gimple_val instead of
10060 constant_or_ssa_name.
10062 PR tree-optimization/70916
10063 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
10064 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
10067 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
10068 (optimize_atomic_bit_test_and): New function.
10069 (pass_fold_builtins::execute): Use it.
10070 * optabs.def (atomic_bit_test_and_set_optab,
10071 atomic_bit_test_and_complement_optab,
10072 atomic_bit_test_and_reset_optab): New optabs.
10073 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
10074 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
10075 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
10076 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
10077 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
10078 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
10079 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
10080 * doc/md.texi (atomic_bit_test_and_set@var{mode},
10081 atomic_bit_test_and_complement@var{mode},
10082 atomic_bit_test_and_reset@var{mode}): Document.
10083 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
10084 atomic_bit_test_and_complement<mode>,
10085 atomic_bit_test_and_reset<mode>): New expanders.
10086 (atomic_bit_test_and_set<mode>_1,
10087 atomic_bit_test_and_complement<mode>_1,
10088 atomic_bit_test_and_reset<mode>_1): New insns.
10090 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
10092 PR rtl-optimization/70687
10093 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
10094 instead of unsigned HOST_WIDE_INT.
10096 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
10098 PR rtl-optimization/44281
10099 * hard-reg-set.h (struct target_hard_regs): New field
10100 x_fixed_nonglobal_reg_set.
10101 (fixed_nonglobal_reg_set): New macro.
10102 * reginfo.c (init_reg_sets_1): Initialize it.
10103 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
10105 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
10107 2016-05-03 Bin Cheng <bin.cheng@arm.com>
10109 PR tree-optimization/56541
10110 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
10111 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
10112 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
10113 (any_complicated_phi): new static variable.
10114 (aggressive_if_conv): delete.
10115 (if_convertible_phi_p): support phis with more than two arguments.
10116 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
10117 critical pred edges.
10118 (ifcvt_split_critical_edges): support phis with more than two
10119 arguments by checking new parameter. only split critical edges
10121 (tree_if_conversion): handle simd pragma marked loop using new
10122 local variable aggressive_if_conv. check any_complicated_phi.
10124 2016-05-03 Bin Cheng <bin.cheng@arm.com>
10126 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
10129 2016-05-03 Bin Cheng <bin.cheng@arm.com>
10131 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
10134 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
10136 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
10137 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
10138 define_insn_and_split.
10139 (mulsi3_i): New define_insn_and_split.
10140 (mulsi3_call): Convert to define_insn.
10141 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
10142 Remove constraints.
10144 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
10146 * machmode.h (mode_complex): Add support to give the complex mode
10148 (GET_MODE_COMPLEX_MODE): Likewise.
10149 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
10150 stored by build_complex_type and gfc_build_complex_type instead of
10151 trying to figure out the appropriate mode based on the size. Raise
10152 an assertion error, if the type was not set.
10153 * genmodes.c (struct mode_data): Add field for the complex type of
10155 (blank_mode): Likewise.
10156 (make_complex_modes): Remember the complex mode created in the
10158 (emit_mode_complex): Write out the mode_complex array to map a
10159 type mode to the complex version.
10160 (emit_insn_modes_c): Likewise.
10161 * tree.c (build_complex_type): Set the complex type to use before
10162 calling layout_type.
10163 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
10164 support for __float128 complex datatypes.
10165 (rs6000_hard_regno_mode_ok): Likewise.
10166 (rs6000_setup_reg_addr_masks): Likewise.
10167 (rs6000_complex_function_value): Likewise.
10168 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
10169 __float128 and __ibm128 complex.
10170 (FLOAT128_IBM_P): Likewise.
10171 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10172 * doc/extend.texi (Additional Floating Types): Document that
10173 -mfloat128 must be used to enable __float128. Document complex
10174 __float128 and __ibm128 support.
10176 2016-05-02 Jakub Jelinek <jakub@redhat.com>
10179 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
10180 char/short arguments promoted to int because of promote_prototypes.
10182 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
10184 * config/i386/predicates.md (register_ssemem_operand): New predicate.
10185 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
10186 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
10187 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
10188 alternatives using "enabled" attribute. Use register_ssemem_operand
10189 as operand 1 predicate.
10190 (*cmpi<unord>xf_i387): Split XFmode pattern from
10191 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
10192 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
10193 *absneg<mode>2_i387. Disable unsupported alternatives using
10194 "enabled" attribute.
10195 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
10197 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
10199 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
10201 (oacc_loop_process): Check mask for loop termination.
10203 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
10205 * cif-code.def (CIF_THUNK): Add.
10206 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
10209 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
10211 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
10212 (dump_inline_summary): Dump it.
10213 (fp_expression_p): New predicate.
10214 (estimate_function_body_sizes): Use it.
10215 (inline_merge_summary): Merge fp_expressions.
10216 (inline_read_section): Read fp_expressions.
10217 (inline_write_summary): Write fp_expressions.
10218 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
10219 codegen boundary if either caller or callee is !fp_expressions.
10220 * ipa-inline.h (inline_summary): Add fp_expressions.
10221 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
10222 to fp_expressions be sure the fp generation flags are updated.
10224 2016-05-02 Jakub Jelinek <jakub@redhat.com>
10226 PR rtl-optimization/70467
10227 * cse.c (cse_insn): Handle no-op MEM moves after folding.
10229 PR rtl-optimization/70467
10230 * ipa-pure-const.c (check_call): Handle internal calls even in
10231 ipa mode like in local mode.
10233 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
10235 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
10237 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
10239 * match.pd (X u< X, X u> X): New transformations.
10241 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
10243 * flag-types.h (enum warn_strict_overflow_code): Move ...
10244 * coretypes.h: ... here.
10245 * fold-const.h (fold_overflow_warning): Declare.
10246 * fold-const.c (fold_overflow_warning): Make non-static.
10247 (fold_comparison): Move the transformation of X +- C1 CMP C2
10248 into X CMP C2 -+ C1 ...
10249 * match.pd: ... here.
10250 * gimple-fold.c (fold_stmt_1): Protect with
10251 fold_defer_overflow_warnings.
10253 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
10255 * omp-low.c (struct oacc_loop): Add 'inner' field.
10256 (new_oacc_loop_raw): Initialize it to zero.
10257 (oacc_loop_fixed_partitions): Initialize it.
10258 (oacc_loop_auto_partitions): Partition outermost loop to outermost
10259 available partitioning.
10261 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10263 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
10265 (umulsidi3): Likewise.
10266 (indirect_jump): Fix jump instruction assembly patterns.
10268 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
10271 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
10272 (nvptx_function_value): Assert non-NULL cfun.
10274 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
10276 PR rtl-optimization/70886
10277 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
10279 * cselib.h (rtx_equal_for_cselib_1): Declare.
10280 (rtx_equal_for_cselib_p: New inline function.
10281 * cselib.c (rtx_equal_for_cselib_p): Delete.
10282 (rtx_equal_for_cselib_1): Make public.
10284 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
10286 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
10287 (register_mixssei387nonimm_operand): Remove predicate.
10288 * config/i386/i386.md (*fop_<mode>_comm): Merge from
10289 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
10290 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
10291 for TARGET_MIX_SSE_I387 alternatives.
10292 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
10293 Disable unsupported alternatives using "enabled" attribute. Use
10294 nonimm_ssenomem_operand as operand 1 predicate. Also check
10295 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
10297 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10299 * tree.c (cst_and_fits_in_hwi): Simplify.
10301 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10303 * tree.h (wi::to_wide): New function.
10304 * expr.c (expand_expr_real_1): Use wi::to_wide.
10305 * fold-const.c (int_const_binop_1): Likewise.
10306 (extract_muldiv_1): Likewise.
10308 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10310 * wide-int.h: Update offset_int and widest_int documentation.
10311 (WI_SIGNED_SHIFT_RESULT): New macro.
10312 (wi::binary_shift): Define signed_shift_result_type for
10313 shifts on offset_int- and widest_int-like types.
10314 (generic_wide_int): Support <<= and >>= if << and >> are supported.
10315 * tree.h (int_bit_position): Use shift operators instead of wi::
10317 * alias.c (adjust_offset_for_component_ref): Likewise.
10318 * expr.c (get_inner_reference): Likewise.
10319 * fold-const.c (fold_comparison): Likewise.
10320 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
10321 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
10322 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10323 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
10324 (stmt_kills_ref_p): Likewise.
10325 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
10326 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
10327 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10328 (ao_ref_init_from_vn_reference): Likewise.
10330 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10332 * wide-int.h: Update offset_int and widest_int documentation.
10333 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
10334 (wi::binary_traits): Allow ordered comparisons between offset_int and
10335 offset_int, between widest_int and widest_int, and between either
10336 of these types and basic C types.
10337 (operator <, <=, >, >=): Define for the same combinations.
10338 * tree.h (tree_int_cst_lt): Use comparison operators instead
10339 of wi:: comparisons.
10340 (tree_int_cst_le): Likewise.
10341 * gimple-fold.c (fold_array_ctor_reference): Likewise.
10342 (fold_nonarray_ctor_reference): Likewise.
10343 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
10344 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
10345 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
10346 * tree-sra.c (completely_scalarize): Likewise.
10347 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
10348 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
10349 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
10350 (check_for_binary_op_overflow): Likewise.
10351 (search_for_addr_array): Likewise.
10352 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
10354 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10356 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
10357 (arc_save_restore): Likewise.
10358 (arc_dwarf_register_span): Likewise.
10359 (arc_output_pic_addr_const): Initialize suffix variable.
10361 2016-05-02 Martin Liska <mliska@suse.cz>
10363 * symbol-summary.h (function_summary::function_summary):
10364 Remove checking assert for all cgraph nodes.
10365 (function_summary::get): Check summary_uid.
10366 (symtab_insertion): Check summary_uid.
10368 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10370 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
10371 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
10372 bmaskn instruction.
10373 (arc_dwarf_register_span): Remove enum keyword.
10374 (compact_memory_operand_p): New function.
10375 * config/arc/arc.h (reg_class): Add code density register classes.
10376 (REG_CLASS_NAMES): Likewise.
10377 (REG_CLASS_CONTENTS): Likewise.
10378 * config/arc/arc.md (*movqi_insn): Add code density instructions.
10379 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
10380 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
10381 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
10382 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
10384 (h, Rcd, Rsd, Rzd): New register constraints.
10385 (T): Use compact_memory_operand_p function.
10386 * config/arc/predicates.md (compact_load_memory_operand): Remove.
10388 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
10390 * config/sh/sh.md (*negnegt, *movtt): Remove.
10392 2016-05-02 Marek Polacek <polacek@redhat.com>
10393 Tom de Vries <tom@codesourcery.com>
10395 PR tree-optimization/70700
10396 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
10397 bigger than FIRST_REF_NODE.
10399 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
10402 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
10404 (prepare_cbranch_operands): Don't use scratch register. Assume that
10405 function is used when pseudos can be created.
10406 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
10407 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
10408 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
10409 define_expand. Allow it only when pseudos can be created.
10410 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
10412 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
10414 * config/i386/constraints.md (BC): Only allow -1 operands.
10415 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
10416 Add "enabled" attribute. Update XI mode attribute calculation.
10417 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
10418 (*movoi_internal_avx): Update XI mode attribute calculation.
10419 (*movti_internal): Ditto.
10421 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10423 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
10424 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
10426 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
10428 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
10429 statement on instruction code. Remove trailing spaces.
10430 (altivec_expand_stv_builtin): Likewise.
10432 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10434 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
10435 (TARGET_FPU_DOUBLE): Simplify.
10436 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
10437 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
10438 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
10439 with 'TARGET_FPU_DOUBLE'.
10440 * config/sh/sh.md: Likewise.
10442 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
10444 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
10445 SH_DIV_STR_FOR_SIZE): Remove.
10446 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
10447 SH_DIV_STR_FOR_SIZE): Remove.
10449 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10451 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
10452 logical_reg_operand): Delete.
10453 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
10454 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
10455 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
10456 match_operand and match_test.
10457 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
10458 variables on their first use. Return bool values.
10459 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
10460 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
10461 arith_reg_operand for input operand. Remove empty constraints.
10463 (*xorsi3_compact): Rename to xorsi3.
10464 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
10465 (*zero_extend<mode>si2_disp_mem): Update comment.
10468 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
10470 * config/sh/t-sh: Remove SH5 support.
10471 * config.gcc: Likewise.
10472 * configure: Likewise.
10474 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10476 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
10478 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
10480 * config/sh/sh.c (register_sh_passes, sh_option_override,
10481 sh_print_operand, prepare_move_operands,
10482 sh_can_follow_jump): Remove TARGET_SH1 checks.
10483 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
10484 PROMOTE_MODE): Likewise.
10485 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
10488 2016-04-30 Alan Modra <amodra@gmail.com>
10490 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
10491 restoring when fixed_reg_p, but allow out-of-line or stmw save.
10492 Check for user regs later to avoid unnecessary looping over regs.
10493 Merge user reg check with non-saved reg check. Don't force
10494 inline VR restore when static chain used.
10495 (rs6000_frame_related): Omit eh_frame info for user regs when
10497 (fixed_regs_p): Delete.
10499 2016-04-30 Alan Modra <amodra@gmail.com>
10501 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
10502 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
10505 2016-04-30 Alan Modra <amodra@gmail.com>
10508 * config/rs6000/rs6000.c (fixed_reg_p): New function.
10509 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
10512 2016-04-30 Alan Modra <amodra@gmail.com>
10514 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10515 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
10516 flag_pic test for Darwin.
10518 2016-04-30 Alan Modra <amodra@gmail.com>
10520 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
10521 throw_calls_crossed.
10522 (REG_FREQ_CALLS_CROSSED): Delete.
10523 (REG_N_THROWING_CALLS_CROSSED): Delete.
10524 * regstat.c (regstat_bb_compute_ri): Don't calculate
10525 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
10526 (dump_reg_info): Don't print call cross frequency.
10527 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
10528 and REG_N_THROWING_CALLS_CROSSED.
10530 2016-04-30 Alan Modra <amodra@gmail.com>
10532 * regs.h (struct reg_info_t): Delete live_length.
10533 (REG_LIVE_LENGTH): Delete macro.
10534 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
10535 local_live, local_processed and local_live_last_luid params.
10536 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
10538 (regstat_compute_ri): Adjust for above. Don't set
10540 (dump_reg_info): Don't print live length.
10541 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
10542 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
10543 Localize loop_depth var.
10545 2016-04-30 Alan Modra <amodra@gmail.com>
10547 * ira.c (enum valid_equiv): New.
10548 (validate_equiv_mem): Return enum.
10549 (update_equiv_mem): Create replacement in more cases.
10550 (add_store_equivs): Update validate_equiv_mem call.
10552 2016-04-30 Alan Modra <amodra@gmail.com>
10554 * ira.c (combine_and_move_insns): Rather than scanning insns,
10555 use DF infrastucture to find use and def insns.
10557 2016-04-30 Alan Modra <amodra@gmail.com>
10559 ira.c (combine_and_move_insns): Move invariant conditions..
10560 (ira.c): ..to here. Call combine_and_move_insns before
10561 add_store_equivs. Call grow_reg_equivs later. Allocate
10562 req_equiv later using max_reg_num() rather than global max_regno.
10563 (contains_replace_regs): Delete.
10564 (add_store_equivs): Remove contains_replace_regs test.
10566 2016-04-30 Alan Modra <amodra@gmail.com>
10568 * ira.c (struct equiv_mem_data): New.
10569 (equiv_mem, equiv_mem_modified): Delete static vars.
10570 (validate_equiv_mem_from_store): Use "data" param to communicate..
10571 (validate_equiv_mem): ..from here.
10573 2016-04-30 Alan Modra <amodra@gmail.com>
10575 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
10577 (update_reg_equivs): ..here. Move allocation and freeing of
10578 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
10579 end_alias_analysis to..
10582 2016-04-30 Alan Modra <amodra@gmail.com>
10584 * ira.c (pdx_subregs): Delete.
10585 (struct equivalence): Add pdx_subregs field.
10586 (set_paradoxical_subreg): Remove pdx_subregs param. Update
10587 pdx_subregs access.
10588 (update_equiv_regs): Don't create or free pdx_subregs. Update
10589 pdx_subregs access.
10591 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10593 * config/rs6000/altivec.h: Change definitions of vec_xl and
10595 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
10596 (LD_ELEMREV_V2DI): New.
10597 (LD_ELEMREV_V4SF): New.
10598 (LD_ELEMREV_V4SI): New.
10599 (LD_ELEMREV_V8HI): New.
10600 (LD_ELEMREV_V16QI): New.
10601 (ST_ELEMREV_V2DF): New.
10602 (ST_ELEMREV_V2DI): New.
10603 (ST_ELEMREV_V4SF): New.
10604 (ST_ELEMREV_V4SI): New.
10605 (ST_ELEMREV_V8HI): New.
10606 (ST_ELEMREV_V16QI): New.
10609 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10610 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
10611 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
10612 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
10613 (altivec_expand_builtin): Add handling for
10614 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
10615 (rs6000_invalid_builtin): Add error-checking for
10616 RS6000_BTM_P9_VECTOR.
10617 (altivec_init_builtins): Define builtins used to implement vec_xl
10619 (rs6000_builtin_mask_names): Define power9-vector.
10620 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
10621 (RS6000_BTM_P9_VECTOR): Define.
10622 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
10623 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
10624 (vsx_ld_elemrev_v2df): Likewise.
10625 (vsx_ld_elemrev_v4sf): Likewise.
10626 (vsx_ld_elemrev_v4si): Likewise.
10627 (vsx_ld_elemrev_v8hi): Likewise.
10628 (vsx_ld_elemrev_v16qi): Likewise.
10629 (vsx_st_elemrev_v2df): Likewise.
10630 (vsx_st_elemrev_v2di): Likewise.
10631 (vsx_st_elemrev_v4sf): Likewise.
10632 (vsx_st_elemrev_v4si): Likewise.
10633 (vsx_st_elemrev_v8hi): Likewise.
10634 (vsx_st_elemrev_v16qi): Likewise.
10635 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
10638 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
10640 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
10642 (simplify_control_stmt_condition_1): ... here. Recurse into
10643 BIT_AND_EXPRs and BIT_IOR_EXPRs.
10645 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
10648 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
10649 (zero_extendqi<mode>2_dot): Revert earlier conversion from
10650 define_insn_and_split to define_insn.
10651 (zero_extendqi<mode>2_dot2): Same.
10652 (extendqi<mode>2_dot): Same.
10653 (extendqi<mode>2_dot2): Same.
10655 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10657 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
10658 (probe_stack): New expander.
10659 (probe_stack_<mode>): New insn pattern.
10661 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10663 * config/i386/i386.md
10664 (operations with memory inputs setting flags peephole2):
10665 Remove uneeded REG_P checks. Cleanup pattern generation.
10667 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
10669 * tree-vect-loop.c (vect_transform_loop): Fix
10670 nb_iterations_upper_bound computation for vectorized loop.
10672 2016-04-29 Marek Polacek <polacek@redhat.com>
10673 Jakub Jelinek <jakub@redhat.com>
10676 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
10677 TARGET_EXPR_SLOT as a base.
10679 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
10681 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
10682 with 'rCm2' constraints to limit possible immediate size.
10683 (*load_zeroextendqisi_update): Likewise.
10684 (*load_signextendqisi_update): Likewise.
10685 (*loadhi_update): Likewise.
10686 (*load_zeroextendhisi_update): Likewise.
10687 (*load_signextendhisi_update): Likewise.
10688 (*loadsi_update): Likewise.
10689 (*loadsf_update): Likewise.
10691 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10693 * config/i386/predicates.md (constm1_operand): Fix comparison.
10695 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10697 * testsuite/gcc.target/arc/ieee_eq.c: New test.
10699 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
10701 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
10702 remaining SH5 related settings.
10703 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
10704 shmedia_prepare_call_address): Delete.
10705 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
10706 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
10707 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
10708 UNSUPPORTED_SH2A): Remove m5 checks.
10709 (sh_divide_strategy_e): Remove SH5 division strategies.
10710 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
10711 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
10713 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10715 * config/s390/s390.c (s390_rtx_costs): Update documentation.
10717 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10719 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
10720 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
10721 Change lder to ldr.
10722 * config/s390/vector.md ("mov<mode>"): Likewise.
10724 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
10726 * config/s390/constraints.md ("U", "W"): Invoke
10727 s390_mem_constraint with "ZR" and "ZT".
10728 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
10729 addresses when using LRA. Accept also short displacements for S
10730 and T constraints. Do not check for long displacement target for
10731 S and T constraints.
10732 (s390_mem_constraint): Remove handling of U and W constraints.
10733 * config/s390/s390.md (various patterns): Remove the short
10734 displacement constraints (Q and R) if a long displacement
10735 constraint is present. Add longdisp as required CPU capability.
10736 * config/s390/vector.md: Likewise.
10737 * config/s390/vx-builtins.md: Likewise.
10739 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10742 * reload1.c (reload): Call finish_spills before
10743 restarting reload loop. Skip select_reload_regs
10744 if update_eliminables_and_spill returns true.
10746 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10748 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
10749 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
10750 (umulhisi3_imm): Update predicates and constraint letters.
10751 (umulhisi3_reg): Declare instruction as commutative.
10752 * config/arc/constraints.md (J12, J16): New constraints.
10753 * config/arc/predicates.md (short_unsigned_const_operand): New
10755 (arc_short_operand): Likewise.
10756 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
10758 2016-04-29 Richard Biener <rguenther@suse.de>
10760 PR tree-optimization/13962
10761 PR tree-optimization/65686
10762 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
10763 * tree-ssa-alias.c (ptrs_compare_unequal): New function
10764 using PTA to compare pointers.
10765 * match.pd: Add pattern for pointer equality compare simplification
10766 using ptrs_compare_unequal.
10768 2016-04-29 Richard Biener <rguenther@suse.de>
10770 * stor-layout.c (layout_type): Do not build a pointer-to-element
10773 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10775 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
10776 Use SWI mode iterator. Use general_reg_operand predicate.
10777 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
10778 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
10781 2016-04-29 Jakub Jelinek <jakub@redhat.com>
10783 PR middle-end/70843
10784 * fold-const.c (operand_equal_p): Don't verify hash value equality
10786 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
10789 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10792 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
10793 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
10794 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
10795 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
10796 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
10798 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10800 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
10801 to info. Don't initialize separate fields to 0. Clean up
10804 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10806 * config/i386/i386.md (peephole2s for operations with memory inputs):
10807 Use SWI mode iterator.
10808 (peephole2s for operations with memory outputs): Ditto.
10809 Do not check for stack checking probe.
10811 (probe_stack): Remove expander.
10813 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10814 Andrew Burgess <andrew.burgess@embecosm.com>
10816 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
10817 operands as 32-bits.
10819 2016-04-28 Jason Merrill <jason@redhat.com>
10821 * gdbinit.in: Skip line-map.h.
10823 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10824 Andrew Burgess <andrew.burgess@embecosm.com>
10826 * config/arc/arc.c (arc_conditional_register_usage): Take
10827 TARGET_RRQ_CLASS into account.
10828 (arc_print_operand): Support printing 'p' and 's' operands.
10829 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
10831 (TARGET_RRQ_CLASS): Define.
10832 (IS_POWEROF2_OR_0_P): Define.
10833 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
10835 (*tst_movb): New define_insn.
10836 (*tst): Avoid recognition if it could prevent '*tst_movb'
10837 combination; replace c/CnL with c/Chs alternative.
10838 (*tst_bitfield_tst): New define_insn.
10839 (*tst_bitfield_asr): New define_insn.
10840 (*tst_bitfield): New define_insn.
10841 (andsi3_i): Add Rrq variant.
10842 (extzv): New define_expand.
10843 (insv): New define_expand.
10844 (*insv_i): New define_insn.
10845 (*movb): New define_insn.
10846 (*movb_signed): New define_insn.
10847 (*movb_high): New define_insn.
10848 (*movb_high_signed): New define_insn.
10849 (*movb_high_signed + 1): New define_split pattern.
10850 (*mrgb): New define_insn.
10851 (*mrgb + 1): New define_peephole2 pattern.
10852 (*mrgb + 2): New define_peephole2 pattern.
10853 * config/arc/arc.opt (mbitops): New option for nps400, uses
10854 TARGET_NPS_BITOPS_DEFAULT.
10855 * config/arc/constraints.md (q): Make register class conditional.
10856 (Rrq): New register constraint.
10857 (Chs): New constraint.
10858 (Clo): New constraint.
10859 (Chi): New constraint.
10860 (Cbf): New constraint.
10861 (Cbn): New constraint.
10862 (C18): New constraint.
10863 (Cbi): New constraint.
10865 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10867 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
10869 (bitmap_intersection_of_preds): Ditto.
10870 (bitmap_union_of_succs): Ditto.
10871 (bitmap_union_of_preds): Ditto.
10872 * sbitmap.c (do_popcount): Delete.
10873 (BITMAP_DEBUGGING): Delete.
10874 (sbitmap_verify_popcount): Delete.
10875 (sbitmap_alloc): Don't initialize the popcount field.
10876 (sbitmap_alloc_with_popcount): Delete.
10877 (sbitmap_resize): Don't resize the popcount array.
10878 (sbitmap_vector_alloc): Don't initialize the popcount field.
10879 (bitmap_copy): Don't copy the popcount array.
10880 (bitmap_clear): Don't clear the popcount array.
10881 (bitmap_clear): Delete the popcount array handling.
10882 (bitmap_ior_and_compl): Delete the popcount assert.
10883 (bitmap_not): Ditto.
10884 (bitmap_and_compl): Ditto.
10885 (bitmap_and): Delete the popcount array handling.
10886 (bitmap_xor): Ditto.
10887 (bitmap_ior): Ditto.
10888 (bitmap_or_and): Delete the popcount assert.
10889 (bitmap_and_or): Ditto.
10890 (popcount_table): Delete.
10891 (sbitmap_elt_popcount): Delete.
10892 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
10893 (bitmap_set_bit): Delete the popcount assert.
10894 (bitmap_clear_bit): Ditto.
10895 (sbitmap_free): Don't free the popcount array.
10896 (sbitmap_alloc_with_popcount): Delete declaration.
10897 (sbitmap_popcount): Ditto.
10899 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10900 Andrew Burgess <andrew.burgess@embecosm.com>
10902 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
10903 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
10904 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
10905 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
10906 * config/arc/arc.opt (mcmem): New option.
10907 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
10908 supply length for r/m alternative.
10909 (*extendqisi2_ac): Likewise.
10910 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
10912 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
10913 (movhi_insn): Likewise.
10914 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
10915 (*zero_extendqihi2_i): Add r/Ucm alternative.
10916 (*zero_extendqisi2_ac): Likewise.
10917 (*zero_extendhisi2_i): Likewise.
10918 * config/arc/constraints.md (Uex): New memory constraint.
10919 (Ucm): New define_constraint.
10920 * config/arc/predicates.md (long_immediate_loadstore_operand):
10921 Return 0 for MEM with cmem_address address.
10922 (cmem_address_0): New predicates.
10923 (cmem_address_1): Likewise.
10924 (cmem_address_2): Likewise.
10925 (cmem_address): Likewise.
10927 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10929 * config/rs6000/rs6000.c (machine_function): Rename
10930 insn_chain_scanned_p to spe_insn_chain_scanned_p.
10931 (rs6000_stack_info): Adjust.
10933 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10934 Andrew Burgess <andrew.burgess@embecosm.com>
10936 * config/arc/constraints.md (Usd): Convert to define_constraint.
10940 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10943 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
10944 Add new peephole2 where the first insn is *mov<mode>_or instead of
10945 *mov<mode>_internal.
10947 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
10949 * tracer.c (bb_seen): Make static.
10951 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
10953 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
10954 support, setup defaults.
10955 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
10956 * config/arc/arc.c (arc_init): Add NPS400 support.
10957 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
10958 (TARGET_ARC700): NPS400 is also an ARC700.
10959 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
10961 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10964 * config/nds32/nds32.md (casesi): Don't access the operands array
10967 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10969 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
10970 (or $-1,reg peephole2): Ditto.
10971 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
10973 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
10975 * doc/extend.texi (Common Function Attributes) [optimize]:
10976 Discourage use of the optimize attribute.
10978 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
10980 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
10981 special case builtin.
10982 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10983 ALTIVEC_BUILTIN_VEC_ADDE.
10984 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10985 support for ALTIVEC_BUILTIN_VEC_ADDE.
10986 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10987 for __builtin_vec_adde.
10989 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10991 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
10992 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
10994 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10997 * doc/sourcebuild.texi (Effective-Target Keywords, Other
10998 attributes): Document cilkplus_runtime.
11000 2016-04-28 Martin Jambor <mjambor@suse.cz>
11002 * tree-cfg.c (verify_expr): Verify that local declarations belong to
11003 this function. Call verify_expr on MEM_REFs and bases of other
11004 handled_components.
11006 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11008 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
11009 for WORD_REGISTER_OPERATIONS to runtime check.
11011 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11013 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
11015 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11017 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
11018 big-endian compilation.
11019 * config/arc/arc.md (addf3): Likewise.
11020 (subdf3): Likewise.
11021 (muldf3): Likewise.
11023 2016-04-28 Richard Biener <rguenther@suse.de>
11025 PR tree-optimization/70840
11026 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
11027 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
11028 Mark x * pow(x,c) -> pow(x,c+1) commutative.
11029 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
11031 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11033 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
11034 and explain why in a comment.
11036 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11038 * config/arc/arc.md (cpu_facility): Add fpx variant.
11039 (subdf3): Prohibit use reverse sub when assist operations option
11041 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
11042 instructions only when FPX is enabled.
11043 * testsuite/gcc.target/arc/trsub.c: New test.
11045 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
11047 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
11048 mult_operator when calculating "type" attribute.
11049 (*fop_<mode>_1_i387): Ditto.
11050 (*fop_xf_1_i387): Ditto.
11051 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
11052 Use std::swap to swap operands. Use RTL expressions to generate
11055 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11056 Joern Rennecke <joern.rennecke@embecosm.com>
11058 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
11060 (emit_pic_move): Remove.
11061 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
11062 * config/arc/arc.c (emit_pic_move): Removed.
11063 (TARGET_HAVE_TLS): Define.
11064 (arc_conditional_register_usage): Test for arc_tp_regno.
11065 (arc_print_operand, arc_print_operand_address): Handle TLS
11067 (arc_needs_pcl_p): New function.
11068 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
11069 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
11070 (arc_raw_symbolic_reference_mentioned_p): Likewise.
11071 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
11072 (arc_legitimize_tls_address): Likewise.
11073 (DTPOFF_ZERO_SYM): Define.
11074 (arc_legitimize_pic_address): Make it static, handle TLS cases.
11075 (arc_output_pic_addr_const): Print TLS unspecs.
11076 (prepare_pic_move): New function, replaces emit_pic_move.
11077 (arc_legitimate_constant_p): Handle TLS unspecs.
11078 (arc_legitimate_address_p): Likewise.
11079 (arc_rewrite_small_data_p): Use assert for TLS constants.
11080 (prepare_move_operands): Use prepare_pic_move.
11081 (arc_legitimize_address): Legitimize tls addresses.
11082 (arc_epilogue_uses): Check for arc_tp_regno.
11083 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
11084 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
11086 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
11088 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
11089 %(arc_tls_extra_start_spec).
11090 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
11091 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
11093 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
11094 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
11095 (UNSPEC_TLS_OFF): Add.
11097 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
11098 (get_thread_pointersi): New patterns.
11099 * config/arc/arc.opt (mtp-regno): New option.
11100 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
11101 (move_dest_operand): Likewise.
11102 * configure: Regenerate.
11103 * configure.ac: Add arc*-*-* case to test for tls.
11104 * doc/invoke.texi (ARC options): Document mtp-regno.
11106 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11108 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
11109 the new ARC HS SIMD instructions.
11110 (arc_preferred_simd_mode): New function.
11111 (arc_autovectorize_vector_sizes): Likewise.
11112 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
11113 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
11114 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
11115 (arc_init_builtins): Add new SIMD builtin types.
11116 (arc_split_move): Handle 64 bit vector moves.
11117 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
11118 (TARGET_PLUS_QMACW): Define.
11119 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
11120 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
11121 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
11122 (VSUBADD4H): New builtins.
11123 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
11124 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
11126 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
11127 Matthias Klose <doko@debian.org>
11129 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
11131 2016-04-28 Richard Biener <rguenther@suse.de>
11133 PR middle-end/70777
11134 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
11137 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
11139 * common/config/sh/sh-common.c: Remove SH5 support.
11140 * config/sh/constraints.md: Likewise.
11141 * config/sh/config/sh/elf.h: Likewise.
11142 * config/sh/linux.h: Likewise.
11143 * config/sh/netbsd-elf.h: Likewise.
11144 * config/sh/predicates.md: Likewise.
11145 * config/sh/sh-c.c: Likewise.
11146 * config/sh/sh-protos.h: Likewise.
11147 * config/sh/sh.c: Likewise.
11148 * config/sh/sh.h: Likewise.
11149 * config/sh/sh.md: Likewise.
11150 * config/sh/sh.opt: Likewise.
11151 * config/sh/sync.md: Likewise.
11152 * config/sh/sh64.h: Delete.
11153 * config/sh/shmedia.h: Likewise.
11154 * config/sh/shmedia.md: Likewise.
11155 * config/sh/sshmedia.h: Likewise.
11156 * config/sh/t-netbsd-sh5-64: Likewise.
11157 * config/sh/t-sh64: Likewise.
11158 * config/sh/ushmedia.h: Likewise.
11160 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
11162 * config/i386/i386.md (sign_extend to memory peephole2s): Use
11163 general_reg_operand instead of register_operand predicate.
11165 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11167 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
11169 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
11171 * match.pd (A - B > A, A + B < A): New transformations.
11173 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
11175 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
11176 which defaults to true. Emit an outer pair of parentheses only if
11177 EMIT_PARENS. When continuing a chain of && or || (or & or |),
11178 don't emit parentheses for the right-hand operand.
11180 2016-04-27 Jeff Law <law@redhat.com>
11182 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
11184 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11186 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
11187 (altivec_lvx_<mode>_internal): Document.
11188 (altivec_lvx_<mode>_2op): New define_insn.
11189 (altivec_lvx_<mode>_1op): Likewise.
11190 (altivec_lvx_<mode>_2op_si): Likewise.
11191 (altivec_lvx_<mode>_1op_si): Likewise.
11192 (altivec_stvx_<mode>): Remove.
11193 (altivec_stvx_<mode>_internal): Document.
11194 (altivec_stvx_<mode>_2op): New define_insn.
11195 (altivec_stvx_<mode>_1op): Likewise.
11196 (altivec_stvx_<mode>_2op_si): Likewise.
11197 (altivec_stvx_<mode>_1op_si): Likewise.
11198 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11199 Expand vec_ld and vec_st during parsing.
11200 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
11202 (altivec_expand_stvx_be): Likewise.
11203 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
11204 address-masking behavior in RTL.
11205 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
11206 address-masking behavior in RTL.
11207 (altivec_expand_builtin): Change builtin code arguments for calls
11208 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
11209 (insn_is_swappable_p): Avoid incorrect swap optimization in the
11210 presence of lvx/stvx patterns.
11211 (alignment_with_canonical_addr): New function.
11212 (alignment_mask): Likewise.
11213 (find_alignment_op): Likewise.
11214 (recombine_lvx_pattern): Likewise.
11215 (recombine_stvx_pattern): Likewise.
11216 (recombine_lvx_stvx_patterns): Likewise.
11217 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
11218 stvx patterns from expand.
11219 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
11221 (vector_altivec_store_<mode>): Likewise.
11223 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
11225 * config/aarch64/aarch64.md
11226 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
11227 remove the "fp" attributes.
11228 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
11229 add the "simd" attributes.
11230 (*movdf_aarch64): Likewise.
11231 (*movtf_aarch64): Remove the "fp" attributes.
11232 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
11233 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
11235 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11237 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
11238 rtx to rtx_code_label *.
11239 * rtl.h (maybe_set_first_label_num): Likewise.
11241 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11243 * df-core.c (df_add_problem): Make the problem param be const.
11244 (df_remove_problem): Make local "problem" be const.
11245 * df-problems.c (problem_RD): Make const.
11246 (problem_LR): Likewise.
11247 (problem_LIVE): Likewise.
11248 (problem_MIR): Likewise.
11249 (problem_CHAIN): Likewise.
11250 (problem_WORD_LR): Likewise.
11251 (problem_NOTE): Likewise.
11252 (problem_MD): Likewise.
11253 * df-scan.c (problem_SCAN): Likewise.
11254 * df.h (struct df_problem): Make field "dependent_problem" be
11256 (struct dataflow): Likewise for field "problem".
11257 (df_add_problem): Make param const.
11259 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
11261 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
11262 inter-unit moves to/from vector registers are enabled. Do not disable
11265 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11267 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
11268 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
11270 (enum df_problem_id): ...this new enum.
11271 (struct df_problem): Convert field "id" from "int" to
11272 enum df_problem_id.
11274 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11276 * rtl.def: Update comment for "things in the instruction chain" to
11277 reflect the removal of the leading "i" field for INSN_UID in
11278 r210360. Fix bogus apostrophe.
11280 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
11282 * config/i386/i386.md
11283 (lea arith with mem operand + setcc peephole2): Set operator mode.
11285 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
11288 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
11289 (dimode_scalar_to_vector_candidate_p): This.
11290 (timode_scalar_to_vector_candidate_p): New function.
11291 (scalar_to_vector_candidate_p): Likewise.
11292 (timode_check_non_convertible_regs): Likewise.
11293 (timode_remove_non_convertible_regs): Likewise.
11294 (remove_non_convertible_regs): Likewise.
11295 (remove_non_convertible_regs): Renamed to ...
11296 (dimode_remove_non_convertible_regs): This.
11297 (scalar_chain::~scalar_chain): Make it virtual.
11298 (scalar_chain::compute_convert_gain): Make it pure virtual.
11299 (scalar_chain::mark_dual_mode_def): Likewise.
11300 (scalar_chain::convert_insn): Likewise.
11301 (scalar_chain::convert_registers): Likewise.
11302 (scalar_chain::add_to_queue): Make it protected.
11303 (scalar_chain::emit_conversion_insns): Likewise.
11304 (scalar_chain::replace_with_subreg): Likewise.
11305 (scalar_chain::replace_with_subreg_in_insn): Likewise.
11306 (scalar_chain::convert_op): Likewise.
11307 (scalar_chain::convert_reg): Likewise.
11308 (scalar_chain::make_vector_copies): Likewise.
11309 (scalar_chain::convert_registers): New pure virtual function.
11310 (class dimode_scalar_chain): New class.
11311 (class timode_scalar_chain): Likewise.
11312 (scalar_chain::mark_dual_mode_def): Renamed to ...
11313 (dimode_scalar_chain::mark_dual_mode_def): This.
11314 (timode_scalar_chain::mark_dual_mode_def): New function.
11315 (timode_scalar_chain::convert_insn): Likewise.
11316 (dimode_scalar_chain::convert_registers): Likewise.
11317 (scalar_chain::compute_convert_gain): Renamed to ...
11318 (dimode_scalar_chain::compute_convert_gain): This.
11319 (scalar_chain::replace_with_subreg): Renamed to ...
11320 (dimode_scalar_chain::replace_with_subreg): This.
11321 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
11322 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
11323 (scalar_chain::make_vector_copies): Renamed to ...
11324 (dimode_scalar_chain::make_vector_copies): This.
11325 (scalar_chain::convert_reg): Renamed to ...
11326 (dimode_scalar_chain::convert_reg ): This.
11327 (scalar_chain::convert_op): Renamed to ...
11328 (dimode_scalar_chain::convert_op): This.
11329 (scalar_chain::convert_insn): Renamed to ...
11330 (dimode_scalar_chain::convert_insn): This.
11331 (scalar_chain::convert): Call convert_registers.
11332 (convert_scalars_to_vector): Change to scalar_chain pointer to
11333 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
11334 in 32-bit mode. Delete scalar_chain pointer. Call
11335 free_dominance_info in 64-bit mode.
11336 (pass_stv::gate): Remove TARGET_64BIT check.
11337 (ix86_option_override): Put the 64-bit STV pass before the CSE
11340 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
11342 * dwarf2out.h (struct dw_loc_descr_node): Remove the
11343 dw_loc_frame_offset field.
11344 * dwarf2out.c (new_loc_descr): Likewise.
11345 (resolve_args_picking_1): Turn the VISITED hash set into a
11346 FRAME_OFFSET hash map. Use it to associate a frame offset to
11347 visited nodes. Remove uses of the CHECKING_P macro.
11348 (resolve_args_picking): Update call to resolve_args_picking_1.
11350 2016-04-27 Martin Liska <mliska@suse.cz>
11352 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
11353 (free_loop_data): Release vuses of groups.
11355 2016-04-27 Bin Cheng <bin.cheng@arm.com>
11357 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
11358 instead of redundant use_id and boolean have_use_for.
11359 (struct iv_use): Change sub_id into group_id. Remove field next.
11360 Move fields: related_cands, n_map_members, cost_map and selected
11362 (struct iv_group): ... here. New structure.
11363 (struct iv_common_cand): Use structure declaration directly.
11364 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
11365 (MAX_CONSIDERED_USES): Rename macro to ...
11366 (MAX_CONSIDERED_GROUPS): ... here.
11367 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
11368 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
11369 (dump_uses): Rename to ...
11370 (dump_groups): ... here. Update all uses.
11371 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
11372 (find_induction_variables): Refactor format of dump information.
11373 (record_sub_use): Delete.
11374 (record_use): Update all uses.
11375 (record_group): New function.
11376 (record_group_use, find_interesting_uses_op): Call above functions.
11378 (find_interesting_uses_cond): Ditto.
11379 (group_compare_offset): New function.
11380 (split_all_small_groups): Rename to ...
11381 (split_small_address_groups_p): ... here. Update all uses.
11382 (split_address_groups): Update all uses.
11383 (find_interesting_uses): Refactor format of dump information.
11384 (add_candidate_1): Update all uses. Remove redundant check on iv,
11386 (add_candidate, record_common_cand): Remove redundant assert.
11387 (add_iv_candidate_for_biv): Update use.
11388 (add_iv_candidate_derived_from_uses): Update all uses.
11389 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
11390 (alloc_use_cost_map): Ditto.
11391 (set_use_iv_cost, get_use_iv_cost): Rename to ...
11392 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
11393 (determine_use_iv_cost_generic): Ditto.
11394 (determine_group_iv_cost_generic): Ditto.
11395 (determine_use_iv_cost_address): Ditto.
11396 (determine_group_iv_cost_address): Ditto.
11397 (determine_use_iv_cost_condition): Ditto.
11398 (determine_group_iv_cost_cond): Ditto.
11399 (determine_use_iv_cost): Ditto.
11400 (determine_group_iv_cost): Ditto.
11401 (set_autoinc_for_original_candidates): Update all uses.
11402 (find_iv_candidates): Update all uses. Refactor dump information.
11403 (determine_use_iv_costs): Ditto.
11404 (determine_iv_costs): Ditto.
11405 (iv_ca_cand_for_use): Rename to ...
11406 (iv_ca_cand_for_group): ... here. Update all uses.
11407 (iv_ca_add_use, iv_ca_add_group): Ditto.
11408 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
11409 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
11410 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
11411 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
11412 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
11413 (create_new_iv, adjust_iv_update_pos): Ditto.
11414 (rewrite_use_address): Delete.
11415 (rewrite_use_address_1): Rename to ...
11416 (rewrite_use_address): ... here.
11417 (rewrite_use_compare): Update all uses.
11418 (rewrite_use): Delete.
11419 (rewrite_uses): Rename to ...
11420 (rewrite_groups): ... here. Update all uses.
11421 (remove_unused_ivs, free_loop_data): Update all uses.
11422 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
11424 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11426 * rtlanal.c (nonzero_bits1): Convert preprocessor check
11427 for WORD_REGISTER_OPERATIONS to runtime check.
11429 2016-04-27 Richard Biener <rguenther@suse.de>
11432 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
11433 aggregate_value_p to determine if a function result is
11434 returned by reference.
11435 (ipa_pta_execute): Functions having their address taken are
11436 not automatically nonlocal.
11438 2016-04-27 Jakub Jelinek <jakub@redhat.com>
11441 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
11442 * fold-const.c (operand_equal_p): If flag_checking and
11443 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
11444 and if it returns non-zero, assert iterative_hash_expr on both
11447 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
11449 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
11451 2016-04-27 Nick Clifton <nickc@redhat.com>
11453 PR middle-end/49889
11454 * varasm.c (merge_weak): Generate an error if an attempt is made
11455 to convert a non-weak static function into a weak, public function.
11457 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11459 * params.def (MAX_PARTITION_SIZE): New param.
11460 * doc/invoke.texi: Document lto-max-partition.
11462 2016-04-27 Richard Biener <rguenther@suse.de>
11465 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
11466 function cummulating used_from_other_partition, externally_visible
11467 and force_output from aliases.
11468 (refered_from_nonlocal_var): Likewise.
11469 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
11470 node flags properly.
11472 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
11474 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
11475 (-Wmemset-elt-size): New item.
11477 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
11480 * stor-layout.h (internal_reference_types): Delete.
11481 * stor-layout.c (reference_types_internal): Likewise.
11482 (internal_reference_types): Likewise.
11483 (layout_type) <REFERENCE_TYPE>: Adjust.
11485 2016-04-27 Jakub Jelinek <jakub@redhat.com>
11488 * tree.h (inchash::add_expr): Add FLAGS argument.
11489 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
11490 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
11491 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
11492 Formatting fix. Adjust recursive calls. For tcc_comparison,
11493 if swap_tree_comparison (code) is smaller than code, hash that
11494 and arguments in the other order. Hash CONVERT_EXPR the same
11495 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
11496 of ADDR_EXPR of decl as the decl itself. Add or remove
11497 OEP_ADDRESS_OF from recursive flags as needed. For
11498 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
11499 operands commutatively and only the third one normally.
11500 For internal CALL_EXPR hash in CALL_EXPR_IFN.
11502 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
11504 * config/rtems.h (LIB_SPEC): Add -latomic.
11506 2016-04-27 Joel Sherrill <joel@rtems.org>
11508 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
11509 xilink.ld and flags not relevant to RTEMS.
11511 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
11513 * toplev.c (backend_init_target): Avoid calling init_reload when using
11516 2016-04-26 Jakub Jelinek <jakub@redhat.com>
11518 * reorg.c (try_merge_delay_insns): Declare i and j inside the
11519 for loops rather than one for the whole function.
11521 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
11523 * match.pd (X + CST CMP X): New transformation.
11525 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
11527 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
11528 * fold-const.c (fold_binary_loc): Remove 2 transformations
11529 superseded by match.pd.
11530 * match.pd (x+x -> x*2): Generalize to integers.
11532 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
11534 * config/i386/i386.md (operation on memory peephole): Duplicate an
11535 existing peephole and adapt it to match lea rather than an operation
11538 PR rtl-optimization/57193
11539 * opts.c (default_options_table): Add OPT_frename_registers at -O2
11541 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
11543 2016-04-26 Bin Cheng <bin.cheng@arm.com>
11545 * tree-if-conv.c (any_pred_load_store): New static variable.
11546 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
11547 any_pred_load_store instead of and_mask_load_store.
11548 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
11549 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
11550 (combine_blocks, tree_if_conversion): Ditto.
11552 2016-04-26 Bin Cheng <bin.cheng@arm.com>
11554 PR tree-optimization/70771
11555 PR tree-optimization/70775
11556 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
11557 virtual PHI nodes. Delete parameter.
11558 (if_convertible_loop_p_1): Delete argument to above function.
11559 (predicate_all_scalar_phis): Delete code handling single-argument
11561 (tree_if_conversion): Mark and update virtual SSA.
11563 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11566 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
11567 (x86_elf_aligned_common): Rename to ...
11568 (x86_elf_aligned_decl_common): ... this.
11569 Add decl arg. Switch to .lbss for largecomm object. Use
11570 LARGECOMM_SECTION_ASM_OP.
11571 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
11573 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
11574 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
11576 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
11577 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
11579 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11582 * config/i386/i386.c (SECTION_LARGE): Define.
11583 (x86_64_elf_select_section): Set it for large data/bss sections.
11584 Only clear SECTION_WRITE for .lrodata.
11585 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
11587 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
11588 * varasm.c (default_elf_asm_named_section): Grow flagchars.
11589 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
11591 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
11592 * doc/tm.texi: Regenerate.
11594 2016-04-26 Jakub Jelinek <jakub@redhat.com>
11597 * configure.ac (--enable-checking): Document extra flag, for
11598 non-release builds default to --enable-checking=yes,extra.
11599 If misc checking and extra checking, define CHECKING_P to 2 instead
11601 * common.opt (fchecking=): Add.
11602 * doc/invoke.texi (-fchecking=): Document.
11603 * doc/install.texi: Document --enable-checking changes.
11604 * configure: Regenerated.
11605 * config.in: Regenerated.
11607 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11609 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
11610 attribute instead of which_alternative.
11611 * config/i386/sse.md (*mov<mode>_internal): Ditto.
11612 Use EXT_REX_SSE_REG_P where appropriate.
11614 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11616 * config/i386/predicates.md (const0_operand): Do not match
11617 const_wide_int code.
11618 (const1_operand): Ditto.
11620 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11622 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
11623 for SSE constm1 operands and TARGET_AVX512VL.
11624 (*movti_internal): Ditto.
11625 (*mov<mode>_or): Use constm1_operand predicate.
11626 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
11627 for SSE vector_all_ones operands and TARGET_AVX512VL.
11628 * config/i386/predicates.md (constm1_operand): New predicate.
11629 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
11630 emission of constant -1 load.
11632 2016-04-25 Jason Merrill <jason@redhat.com>
11634 * gdbinit.in: Skip is-a.h.
11636 * attribs.c (register_scoped_attributes): Fix logic.
11637 * attribs.h: Declare register_scoped_attributes.
11639 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11641 * config/rs6000/rs6000-builtin.def: Correct pasto error for
11642 stxvd2x and stxvw4x built-in functions.
11644 2016-04-25 DJ Delorie <dj@redhat.com>
11646 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
11647 (ashrhi3): Likewise.
11648 (lshrhi3): Likewise.
11650 2016-04-25 Richard Biener <rguenther@suse.de>
11652 PR tree-optimization/70780
11653 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
11654 wasn't visited yet.
11655 (compute_antic): Mark blocks with abnormal preds as visited as
11656 they have a final empty antic-in solution already.
11658 2016-04-25 Michael Collison <michael.collison@linaro.org>
11660 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
11662 2016-04-25 Michael Collison <michael.collison@linaro.org>
11664 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
11665 mode is VQI to improve mixed mode vectorization.
11666 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
11667 define_insn to match low half of signed vaddw.
11668 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
11669 define_insn to match high half of signed vaddw.
11670 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
11671 define_insn to match low half of unsigned vaddw.
11672 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
11673 define_insn to match high half of unsigned vaddw.
11674 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
11675 (arm_simd_check_vect_par_cnst_half_p): Likewise.
11676 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
11678 (arm_simd_check_vect_par_cnst_half_p): Likewise.
11679 * config/arm/predicates.md (vect_par_constant_high): Support
11680 big endian and simplify by calling
11681 arm_simd_check_vect_par_cnst_half
11682 (vect_par_constant_low): Likewise.
11684 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11686 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
11687 predicate for operand 2.
11689 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
11690 H.J. Lu <hongjiu.lu@intel.com>
11692 * config/i386/i386-protos.h (standard_sse_constant_p): Add
11693 machine_mode argument.
11694 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
11695 constm1_rtx operands. For VOIDmode constants, get mode from
11696 pred_mode. Check mode size if the mode is supported by ABI.
11697 (standard_sse_constant_opcode): Do not use standard_constant_p.
11698 Strictly check ABI support for all-ones operands.
11699 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
11700 immediates. Update calls to standard_sse_constant_p.
11701 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
11702 (ix86_rtx_costs): Ditto.
11703 * config/i386/i386.md (*movxi_internal_avx512f): Use
11704 nonimmediate_or_sse_const_operand instead of vector_move_operand.
11705 Use (v,BC) alternative instead of (v,C). Use register_operand
11706 checks instead of MEM_P.
11707 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
11708 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
11709 isa attribute. Use register_operand checks instead of MEM_P.
11710 (*movti_internal): Use nonimmediate_or_sse_const_operand for
11711 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
11712 alternative and corresponding sse2 isa attribute.
11713 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
11714 to standard_sse_constant_p.
11715 (FP constant splitters): Ditto.
11716 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
11718 * config/i386/predicates.md (constm1_operand): Remove.
11719 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
11720 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
11721 vector_all_ones_operand instead of constm1_operand.
11723 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11725 * print-rtl.c (print_rtx_insn_vec): New function.
11726 * print-rtl.h: New prototype.
11727 * store-motion.c (struct st_expr): Make avail_stores a vector.
11728 (st_expr_entry): Adjust.
11729 (free_st_expr_entry): Likewise.
11730 (print_store_motion_mems): Likewise.
11731 (find_moveable_store): Likewise.
11732 (compute_store_table): Likewise.
11733 (delete_store): Likewise.
11734 (build_store_vectors): Likewise.
11736 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11738 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
11740 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11742 * vec.h (vec_safe_contains): New function.
11743 (vec::contains): Likewise.
11744 (vec::begin): Likewise.
11745 (vec::end): Likewise.
11747 2016-04-23 Jakub Jelinek <jakub@redhat.com>
11750 * cfgexpand.c (expand_stack_vars): Fix typo.
11752 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11754 * system.h (list, map, set, vector): Include conditionally.
11755 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
11756 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
11757 * ipa-icf.c (INCLUDE_LIST): Define.
11758 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
11759 * config/sh/sh.c (INCLUDE_VECTOR): Define.
11760 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
11761 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
11762 * cp/logic.cc (INCLUDE_LIST): Define.
11763 * fortran/trans-common.c (INCLUDE_MAP): Define.
11765 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11767 * auto-profile.c: Remove <string.h> include.
11768 * ipa-icf-gimple.c: Remove <list> include.
11769 * diagnostic.c: Remove <new> include.
11770 * genmatch.c: Likewise.
11771 * pretty-print.c: Likewise.
11772 * toplev.c: Likewise
11773 * c/c-objc-common.c: Likewise.
11774 * cp/error.c: Likewise.
11775 * fortran/error.c: Likewise.
11777 2016-04-22 Richard Biener <rguenther@suse.de>
11779 * lto-streamer-in.c (input_ssa_names): Do not allocate
11780 GIMPLE_NOP for all SSA names.
11781 * lto-streamer-out.c (output_ssa_names): Do not output
11782 SSA names that should have been released.
11784 2016-04-22 Richard Biener <rguenther@suse.de>
11786 PR tree-optimization/70740
11787 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
11790 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
11793 * config/i386/predicates.md (call_insn_operand): Replace
11794 sibcall_memory_operand with memory_operand.
11796 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
11798 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
11799 has_single_use() tests.
11800 (register_edge_assert_for_1): Likewise.
11801 (find_assert_locations_1): Check the liveness bitmap instead of
11802 checking has_single_use().
11804 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
11807 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
11808 Extract AVX-512BW constraint from AVX.
11810 2016-04-21 Richard Biener <rguenther@suse.de>
11812 PR tree-optimization/70725
11813 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
11814 for phi_convertible_by_degenerating_args.
11815 (predicate_all_scalar_phis): Handle single-argument PHIs.
11817 2016-04-21 Richard Biener <rguenther@suse.de>
11819 PR middle-end/70747
11820 * fold-const.c (fold_comparison): Return properly typed
11823 2016-04-21 Bin Cheng <bin.cheng@arm.com>
11825 PR tree-optimization/70715
11826 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
11827 after expanding BASE using expand_simple_operations.
11829 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11831 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
11832 New transformations.
11834 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11836 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
11838 2016-04-20 Jan Hubicka <jh@suse.cz>
11840 * ipa-inline.c (can_inline_edge_p): Pass caller info to
11841 ultiimate_alias_target.
11842 (update_callee_keys): Likewise.
11843 (lookup_recursive_calls): Likewise.
11844 (speculation_useful_p): Likewise.
11846 2016-04-20 Jan Hubicka <jh@suse.cz>
11849 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
11850 (set_nothrow_flag_1): ... this; handle interposition correctly;
11851 recurse on aliases and thunks.
11852 (cgraph_node::set_nothrow_flag): New.
11853 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
11854 functions compiled with non-call exceptions that binds to current
11856 (propagate_nothrow): Be safe WRT interposition.
11857 * cgraph.h (set_nothrow_flag): Update prototype.
11859 2016-04-18 Jan Hubicka <jh@suse.cz>
11861 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11862 max_loop_iterations_int.
11863 (tree_unswitch_outer_loop): Likewise.
11865 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11867 PR tree-optimization/69489
11868 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
11869 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
11870 Revise dump message.
11871 (if_convertible_bb_p): Remove check on edge count of basic block's
11874 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11876 PR tree-optimization/56625
11877 PR tree-optimization/69489
11878 * tree-data-ref.h (DR_INNERMOST): New macro.
11879 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
11880 hashing struct innermost_loop_behavior.
11881 (ref_DR_map): Remove.
11882 (innermost_DR_map): New map.
11883 (baseref_DR_map): Revise comment.
11884 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
11885 to innermost_DR_map accroding to its innermost loop behavior.
11886 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
11887 to its innermost loop behavior.
11888 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
11889 Add initialization for innermost_DR_map. Record memory reference
11890 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
11891 have innermost loop behavior.
11892 (if_convertible_loop_p): Remove release for ref_DR_map. Release
11895 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
11897 * config/i386/i386.md (*lea<mode>_general_1): Rename from
11898 *lea_general_1. Use explicit SWI12 mode interator.
11899 (*lea<mode>_general_2): Rename from *lea_general_2.
11900 Use explicit SWI12 mode interator.
11901 (*lea<mode>_general_3): Rename from *lea_general_3.
11902 Use explicit SWI12 mode interator.
11903 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
11904 Use explicit SWI12 mode interator.
11905 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
11906 Use explicit SWI48 mode interator.
11908 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11910 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11911 Short-cut unaligned load and store cases. Handle all integer
11913 (ix86_expand_vector_move_misalign): Short-cut unaligned load
11914 and store cases. Call ix86_avx256_split_vector_move_misalign
11915 directly without checking mode class.
11917 2016-04-20 Andrew Pinski <apinski@cavium.com>
11918 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11921 * config/aarch64/aarch64.md (sibcall): Force call
11922 address to be DImode for ILP32.
11923 (sibcall_value): Likewise.
11925 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11927 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
11929 2016-04-20 Richard Biener <rguenther@suse.de>
11931 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
11932 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
11933 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
11934 (maybe_push_res_to_seq): Adjust.
11935 * gimple-fold.c (maybe_build_generic_op): Likewise.
11937 2016-04-20 Marek Polacek <polacek@redhat.com>
11939 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
11942 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
11944 * config/i386/sse.md (vec_unpacks_lo_hi): Always
11945 use kmovw to support AVX512F target.
11947 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11949 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
11951 2016-04-20 Marek Polacek <polacek@redhat.com>
11953 PR tree-optimization/70725
11954 * tree-if-conv.c (is_false_predicate): New function.
11955 (predicate_mem_writes): Use it.
11957 2016-04-20 Richard Biener <rguenther@suse.de>
11959 PR tree-optimization/70726
11960 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
11961 shift amounts from a pattern stmt operand.
11963 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11966 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
11967 stack_restore_from_fpr pattern when restoring r15.
11968 (s390_optimize_prologue): Strip away the memory barrier in the
11969 parallel when trying to get rid of restore insns.
11970 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
11971 definition for loading the stack pointer from an FPR. Compared to
11972 the normal move insn this pattern includes a full memory barrier.
11974 2016-04-19 Jakub Jelinek <jakub@redhat.com>
11976 PR middle-end/70680
11977 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
11978 implicitly linear or lastprivate iterator on the outer context.
11980 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11982 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
11984 * config/i386/i386.md (ssememalign): Removed.
11985 * config/i386/sse.md: Remove ssememalign attribute from patterns.
11987 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11990 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
11991 const short * to __builtin_ia32_loaddquhi512_mask.
11992 (_mm512_maskz_loadu_epi16): Likewise.
11993 (_mm512_mask_storeu_epi16): Pass short * to
11994 __builtin_ia32_storedquhi512_mask.
11995 (_mm512_mask_loadu_epi8): Pass const char * to
11996 __builtin_ia32_loaddquqi512_mask.
11997 (_mm512_maskz_loadu_epi8): Likewise.
11998 (_mm512_mask_storeu_epi8): Pass char * to
11999 __builtin_ia32_storedquqi512_mask.
12000 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
12001 const double * to __builtin_ia32_loadupd512_mask.
12002 (_mm512_mask_loadu_pd): Likewise.
12003 (_mm512_maskz_loadu_pd): Likewise.
12004 (_mm512_storeu_pd): Pass double * to
12005 __builtin_ia32_storeupd512_mask.
12006 (_mm512_mask_storeu_pd): Likewise.
12007 (_mm512_loadu_ps): Pass const float * to
12008 __builtin_ia32_loadups512_mask.
12009 (_mm512_mask_loadu_ps): Likewise.
12010 (_mm512_maskz_loadu_ps): Likewise.
12011 (_mm512_storeu_ps): Pass float * to
12012 __builtin_ia32_storeups512_mask.
12013 (_mm512_mask_storeu_ps): Likewise.
12014 (_mm512_mask_loadu_epi64): Pass const long long * to
12015 __builtin_ia32_loaddqudi512_mask.
12016 (_mm512_maskz_loadu_epi64): Likewise.
12017 (_mm512_mask_storeu_epi64): Pass long long *
12018 to __builtin_ia32_storedqudi512_mask.
12019 (_mm512_loadu_si512): Pass const int * to
12020 __builtin_ia32_loaddqusi512_mask.
12021 (_mm512_mask_loadu_epi32): Likewise.
12022 (_mm512_maskz_loadu_epi32): Likewise.
12023 (_mm512_storeu_si512): Pass int * to
12024 __builtin_ia32_storedqusi512_mask.
12025 (_mm512_mask_storeu_epi32): Likewise.
12026 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
12027 char * to __builtin_ia32_storedquqi256_mask.
12028 (_mm_mask_storeu_epi8): Likewise.
12029 (_mm256_mask_loadu_epi16): Pass const short * to
12030 __builtin_ia32_loaddquhi256_mask.
12031 (_mm256_maskz_loadu_epi16): Likewise.
12032 (_mm_mask_loadu_epi16): Pass const short * to
12033 __builtin_ia32_loaddquhi128_mask.
12034 (_mm_maskz_loadu_epi16): Likewise.
12035 (_mm256_mask_loadu_epi8): Pass const char * to
12036 __builtin_ia32_loaddquqi256_mask.
12037 (_mm256_maskz_loadu_epi8): Likewise.
12038 (_mm_mask_loadu_epi8): Pass const char * to
12039 __builtin_ia32_loaddquqi128_mask.
12040 (_mm_maskz_loadu_epi8): Likewise.
12041 (_mm256_mask_storeu_epi16): Pass short * to.
12042 __builtin_ia32_storedquhi256_mask.
12043 (_mm_mask_storeu_epi16): Pass short * to.
12044 __builtin_ia32_storedquhi128_mask.
12045 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
12046 const double * to __builtin_ia32_loadupd256_mask.
12047 (_mm256_maskz_loadu_pd): Likewise.
12048 (_mm_mask_loadu_pd): Pass onst double * to
12049 __builtin_ia32_loadupd128_mask.
12050 (_mm_maskz_loadu_pd): Likewise.
12051 (_mm256_mask_storeu_pd): Pass double * to
12052 __builtin_ia32_storeupd256_mask.
12053 (_mm_mask_storeu_pd): Pass double * to
12054 __builtin_ia32_storeupd128_mask.
12055 (_mm256_mask_loadu_ps): Pass const float * to
12056 __builtin_ia32_loadups256_mask.
12057 (_mm256_maskz_loadu_ps): Likewise.
12058 (_mm_mask_loadu_ps): Pass const float * to
12059 __builtin_ia32_loadups128_mask.
12060 (_mm_maskz_loadu_ps): Likewise.
12061 (_mm256_mask_storeu_ps): Pass float * to
12062 __builtin_ia32_storeups256_mask.
12063 (_mm_mask_storeu_ps): ass float * to
12064 __builtin_ia32_storeups128_mask.
12065 (_mm256_mask_loadu_epi64): Pass const long long * to
12066 __builtin_ia32_loaddqudi256_mask.
12067 (_mm256_maskz_loadu_epi64): Likewise.
12068 (_mm_mask_loadu_epi64): Pass const long long * to
12069 __builtin_ia32_loaddqudi128_mask.
12070 (_mm_maskz_loadu_epi64): Likewise.
12071 (_mm256_mask_storeu_epi64): Pass long long * to
12072 __builtin_ia32_storedqudi256_mask.
12073 (_mm_mask_storeu_epi64): Pass long long * to
12074 __builtin_ia32_storedqudi128_mask.
12075 (_mm256_mask_loadu_epi32): Pass const int * to
12076 __builtin_ia32_loaddqusi256_mask.
12077 (_mm256_maskz_loadu_epi32): Likewise.
12078 (_mm_mask_loadu_epi32): Pass const int * to
12079 __builtin_ia32_loaddqusi128_mask.
12080 (_mm_maskz_loadu_epi32): Likewise.
12081 (_mm256_mask_storeu_epi32): Pass int * to
12082 __builtin_ia32_storedqusi256_mask.
12083 (_mm_mask_storeu_epi32): Pass int * to
12084 __builtin_ia32_storedqusi128_mask.
12085 * config/i386/i386-builtin-types.def (PCSHORT): New.
12086 (PINT64): Likewise.
12087 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
12088 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
12089 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
12090 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
12091 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
12092 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
12093 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
12094 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
12095 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
12096 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
12097 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
12098 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
12099 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
12100 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
12101 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
12102 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
12103 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
12104 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
12105 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
12106 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
12107 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
12108 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
12109 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
12110 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
12111 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
12112 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
12113 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
12114 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
12115 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
12116 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
12117 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
12118 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
12119 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
12120 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
12121 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
12122 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
12123 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
12124 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
12125 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
12126 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
12127 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
12128 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
12129 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
12130 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
12131 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
12132 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
12133 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
12134 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
12135 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
12137 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
12138 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
12140 (ix86_expand_vector_move_misalign): Likewise.
12141 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
12142 to scalar function prototype for unaligned load/store builtins.
12143 (ix86_expand_special_args_builtin): Updated.
12144 * config/i386/sse.md (UNSPEC_LOADU): Removed.
12145 (UNSPEC_STOREU): Likewise.
12146 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
12147 (VI_ULOADSTORE_F_AVX512VL): Likewise.
12148 (ssescalarsize): Handle V4TI, V2TI and V1TI.
12149 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
12150 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
12151 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
12152 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
12153 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
12154 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
12155 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
12156 (<avx512>_storedqu<mode>_mask): Likewise.
12157 (*sse4_2_pcmpestr_unaligned): Likewise.
12158 (*sse4_2_pcmpistr_unaligned): Likewise.
12159 (*mov<mode>_internal): Renamed to ...
12160 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
12161 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
12162 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
12163 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
12165 2016-04-19 Richard Biener <rguenther@suse.de>
12167 PR tree-optimization/70171
12168 * tree-ssa-phiprop.c: Include stor-layout.h.
12169 (phiprop_insert_phi): Handle the aggregate copy case.
12170 (propagate_with_phi): Likewise.
12172 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
12174 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
12175 instead of simplify_gen_subreg (... , 0).
12176 (ix86_delegitimize_address): Ditto.
12177 (ix86_split_divmod): Ditto.
12178 (ix86_split_copysign_const): Ditto.
12179 (ix86_split_copysign_var): Ditto.
12180 (ix86_expand_args_builtin): Ditto.
12181 (ix86_expand_round_builtin): Ditto.
12182 (ix86_expand_special_args_builtin): Ditto.
12183 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
12184 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
12185 (udivmodqi4): Ditto.
12186 (absneg splitters): Ditto.
12187 (*jcc_bt<mode>_1): Ditto.
12189 2016-04-19 Richard Biener <rguenther@suse.de>
12191 PR tree-optimization/70724
12192 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
12193 restoring out from ...
12194 (free_scc_vn): ... here.
12195 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
12196 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
12198 (pass_fre::execute): Restore SSA info.
12200 2016-04-19 Richard Biener <rguenther@suse.de>
12202 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
12203 * gimple-walk.c (walk_gimple_op): Initialize it.
12204 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
12205 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
12206 remapping SSA names of defs.
12207 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
12210 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
12212 PR middle-end/70689
12213 * lra-constraints.c (equiv_substition_p): New.
12214 (process_alt_operands): Use it.
12215 (swap_operands): Swap it.
12216 (curr_insn_transform): Update it.
12218 2016-04-18 Michael Matz <matz@suse.de>
12220 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
12221 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
12222 * tree-core.h (tree_type_common.align): Use bit-field.
12223 (tree_type_common.spare): New.
12224 (tree_decl_common.off_align): Make smaller.
12225 (tree_decl_common.align): Use bit-field.
12227 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
12228 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
12229 (scan_sharing_clauses): Ditto.
12230 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
12231 (omp_finish_file): Ditto.
12232 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
12233 (layout_decl): Ditto.
12234 (relayout_decl): Ditto.
12235 (finalize_record_size): Use SET_TYPE_ALIGN.
12236 (finalize_type_size): Ditto.
12237 (finish_builtin_struct): Ditto.
12238 (layout_type): Ditto.
12239 (initialize_sizetypes): Ditto.
12240 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
12241 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
12242 (lookup_field_for_decl): Use SET_DECL_ALIGN.
12243 (get_chain_field): Ditto.
12244 (get_trampoline_type): Ditto.
12245 (get_nl_goto_field): Ditto.
12246 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
12248 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
12249 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
12250 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
12251 (build_qualified_type): Use SET_TYPE_ALIGN.
12252 (build_aligned_type, build_range_type_1): Ditto.
12253 (build_atomic_base): Ditto.
12254 (build_common_tree_nodes): Ditto.
12255 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
12256 (expand_one_stack_var_at): Ditto.
12257 * coverage.c (build_var): Use SET_DECL_ALIGN.
12258 * except.c (init_eh): Ditto.
12259 * function.c (assign_parm_setup_block): Ditto.
12260 * symtab.c (increase_alignment_1): Ditto.
12261 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
12262 * tree-vect-stmts.c (ensure_base_align): Ditto.
12263 * varasm.c (align_variable): Ditto.
12264 (assemble_variable): Ditto.
12265 (build_constant_desc): Ditto.
12266 (output_constant_def_contents): Ditto.
12268 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
12269 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
12270 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
12271 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
12272 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
12274 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
12277 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
12278 replace %vmovsd with "%vmovq".
12279 (vec_concatv2df): Likewise.
12281 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
12283 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
12284 (*vec_extractv2si_0): Ditto.
12285 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
12286 (zero_extended_scalar_load_operand splitters): Ditto.
12287 (vec_extract splitters): Ditto.
12288 (*vec_extractv4si_0_zext): Ditto.
12289 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
12290 and lowpart_subreg.
12291 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
12292 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
12293 (*sse4_1_extractps): Use lowpart_subreg.
12294 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
12296 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12298 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
12300 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
12301 Mention Solaris 11 packaging changes.
12302 Update gas and gld requirements.
12303 Remove reference to pre-Solaris 10 bug.
12304 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
12306 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
12309 2016-04-17 Jan Hubicka <jh@suse.cz>
12311 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
12312 max_loop_iterations_int.
12314 2016-04-18 Richard Biener <rguenther@suse.de>
12316 PR tree-optimization/43434
12317 * tree-ssa-structalias.c (struct vls_data): New.
12318 (visit_loadstore): Handle all pointer-based accesses.
12319 (compute_dependence_clique): Compute a bitmap of restrict tags
12320 assigned bases and pass it to visit_loadstore.
12322 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
12325 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
12326 armv8.1-a and armv8.1-a+crc.
12328 2016-04-18 Richard Biener <rguenther@suse.de>
12330 PR tree-optimization/70701
12331 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
12332 references after translating through a memcpy.
12334 2016-04-18 Richard Biener <rguenther@suse.de>
12336 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
12337 (compute_antic): ... here. For partial antic use regular
12338 postorder and scrap iteration.
12339 (compute_partial_antic_aux): Remove unused return value.
12340 (init_pre): Do not allocate postorder.
12341 (fini_pre): Do not free postorder.
12343 2016-04-18 Richard Biener <rguenther@suse.de>
12345 PR middle-end/37870
12346 * expmed.c (extract_bit_field_1): Remove broken case
12347 using a wider MODE_INT mode.
12349 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
12351 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
12352 unless compiling with at least GCC-4.8.
12354 2016-04-17 Jan Hubicka <jh@suse.cz>
12357 * graphite.c (graphite_finalize): Update call to
12358 tree_estimate_probability.
12359 * predict.h (tree_estimate_probability): Update prototype.
12361 2016-04-17 Jan Hubicka <jh@suse.cz>
12363 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
12364 (tree_estimate_probability): Likewise.
12365 (pass_profile::execute): Update.
12366 (report_predictor_hitrates): New function.
12367 * profile.c (compute_branch_probabilities): Use it.
12368 * predict.h (report_predictor_hitrates): Declare.
12370 2016-04-17 Jan Hubicka <jh@suse.cz>
12373 * cgraph.h (cgraph_node::set_const_flag,
12374 cgraph_node::set_pure_flag): Update prototype to return bool;
12376 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
12377 of interposable symbol are interposable, too.
12378 (cgraph_set_const_flag_1): Rename to ...
12379 (set_const_flag_1): ... this one; change to self recursive function
12380 instead of call_for_symbol_thunks_and_aliases. Handle correctly
12381 clearnig the flag in all variants and also virtual thunks of const
12382 functions are pure; track if any change was done.
12383 (cgraph_node::set_const_flag): Update.
12384 (struct set_pure_flag_info): New struct.
12385 (cgraph_set_pure_flag_1): Rename to ...
12386 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
12387 rather than pointer encoded flags; track if any changes was done;
12388 handle correctly clearning flag and setting flag of aliases already
12390 (cgraph_node::set_pure_flag): Update.
12391 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
12393 2016-04-17 Tom de Vries <tom@codesourcery.com>
12396 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
12397 backslash in label.
12399 2016-04-17 Tom de Vries <tom@codesourcery.com>
12401 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
12402 '{}<> ' as escape-for-record.
12404 2016-04-17 Tom de Vries <tom@codesourcery.com>
12406 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
12409 2016-04-17 Tom de Vries <tom@codesourcery.com>
12412 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
12413 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
12414 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
12415 * passes.c (finish_optimization_passes): Only call
12416 finish_graph_dump_file if dfi->graph_dump_initialized.
12417 (execute_function_dump, pass_init_dump_file): Use
12418 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
12420 2016-04-17 Tom de Vries <tom@codesourcery.com>
12422 PR tree-optimization/70256
12423 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
12424 (debug_varmap): New function.
12426 2016-04-17 Tom de Vries <tom@codesourcery.com>
12429 * passes.c (pass_manager::register_pass): Propagate pflags.
12431 2016-04-17 Tom de Vries <tom@codesourcery.com>
12434 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
12435 * passes.c (pass_manager::pass_manager): Declare and init p_start in
12436 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
12437 check if it's equal to p_start.
12438 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
12440 2016-04-15 Jan Hubicka <jh@suse.cz>
12443 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
12444 function does not bind to current def.
12445 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
12446 handle conservatively calls to functions that does not need to bind
12448 (check_call): Update call of worse_state.
12449 (ignore_edge_for_nothrow): Update.
12450 (ignore_edge_for_pure_const): Likewise.
12451 (propagate_pure_const): Update calls to worse_state.
12452 (skip_function_for_local_pure_const): Reformat comments.
12454 2016-04-15 Jan Hubicka <jh@suse.cz>
12457 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
12458 (cgraph_node::function_symbol): Likewise.
12459 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
12460 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
12461 (symtab_node::ultimate_alias_target): Add REF parameter.
12462 (symtab_node::binds_to_current_def_p): Declare.
12463 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
12464 (cgraph_node::function_symbol): Likewise.
12465 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
12466 (cgraph_node::get_availability): Likewise.
12467 (cgraph_edge::binds_to_current_def_p): New inline function.
12468 (varpool_node::get_availability): Add REF parameter.
12469 (varpool_node::ultimate_alias_target): Likewise.
12470 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
12471 (symtab_node::binds_to_current_def_p): Likewise.
12472 * varpool.c (varpool_node::get_availability): Likewise.
12474 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
12477 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
12478 Fix mode size check.
12480 2016-04-15 Jakub Jelinek <jakub@redhat.com>
12482 * BASE-VER: Set to 7.0.0.
12484 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
12486 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
12488 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12490 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
12491 architecture revisions.
12493 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
12495 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
12496 * config/i386/i386.c (ix86_using_red_zone): No longer static.
12497 * config/i386/i386.md (stack decrement to push peepholes): Guard
12498 with !x86_using_red_zone ().
12500 2016-04-15 Jakub Jelinek <jakub@redhat.com>
12503 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
12504 to dump_generic_node.
12505 (NIY): Pass also flags to do_niy.
12507 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
12509 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
12510 (simd_clone_vector_of_formal_parm_types)
12511 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
12512 (simd_clone_mangle, simd_clone_create)
12513 (simd_clone_adjust_return_type, create_tmp_simd_array)
12514 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
12515 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
12516 (ipa_simd_modify_function_body, simd_clone_linear_addend)
12517 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
12518 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
12519 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
12520 * omp-simd-clone.c: ... this new file.
12521 (simd_clone_vector_of_formal_parm_types): Make it static.
12522 * Makefile.in (OBJS): Add omp-simd-clone.o.
12524 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
12527 * config/i386/sse.md: Use proper memory operand modifiers.
12530 2016-04-15 Richard Biener <rguenther@suse.de>
12531 Alan Modra <amodra@gmail.com>
12533 PR tree-optimization/70130
12534 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
12535 when alignment stays not the same and no not use the realign
12538 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12541 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12542 direct move handlers for KFmode. Change TFmode handlers test from
12543 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
12545 2016-04-14 Jakub Jelinek <jakub@redhat.com>
12548 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
12549 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
12550 (inlined_polymorphic_ctor_dtor_block_p): Use it.
12551 * tree-ssa-live.c (remove_unused_scope_block_p): When
12552 in_ctor_dtor_block, avoid discarding not just BLOCKs with
12553 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
12554 block_ultimate_origin is FUNCTION_DECL.
12555 (remove_unused_locals): If current_function_decl is
12556 polymorphic_ctor_dtor_p, pass initial true to
12557 remove_unused_scope_block_p' is_ctor_dtor_block.
12559 2016-04-14 Martin Sebor <msebor@redhat.com>
12564 * doc/extend.texi (Variable Length): Revert.
12566 2016-04-14 Marek Polacek <polacek@redhat.com>
12567 Jan Hubicka <hubicka@ucw.cz>
12570 * tree.c (verify_type): Disable the canonical type of main variant
12573 2016-04-14 Jason Merrill <jason@redhat.com>
12575 * cfgexpand.c, expr.c: Revert previous change.
12577 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
12579 PR middle-end/70643
12580 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
12581 when building a mem ref for the incoming reduction variable.
12583 2016-04-14 Richard Biener <rguenther@suse.de>
12585 PR tree-optimization/70614
12586 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
12587 loop if the evolution dropped to chrec_dont_know.
12588 (interpret_condition_phi): Likewise.
12590 2016-04-14 Richard Biener <rguenther@suse.de>
12592 PR tree-optimization/70623
12593 * tree-ssa-pre.c (changed_blocks): Make global ...
12594 (compute_antic): ... local here. Move and fix worklist
12595 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
12596 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
12597 worklist handling, dump when ANTIC_IN changed.
12598 (compute_partial_antic_aux): Remove worklist handling.
12599 (init_pre): Do not compute post dominators. Add a comment about
12600 the CFG order chosen.
12601 (fini_pre): Do not free post dominators.
12603 2016-04-13 Martin Sebor <msebor@redhat.com>
12608 * doc/extend.texi (Variable Length): Document C++ specifics.
12610 2016-04-13 Jakub Jelinek <jakub@redhat.com>
12613 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
12614 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
12615 eh edges have been purged.
12618 * tree-sra.c (create_access_replacement,
12619 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
12621 * tree-pretty-print.c (dump_fancy_name): New function.
12622 (dump_decl_name, dump_generic_node): Use it.
12624 2016-04-13 Jason Merrill <jason@redhat.com>
12626 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
12627 * expr.c (expand_expr_real_1): Likewise.
12629 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
12631 * config/i386/i386.md (kunpckhi): Swap operands.
12632 (kunpcksi): Likewise.
12633 (kunpckdi): Likewise.
12634 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
12635 (vec_pack_trunc_<mode>): Likewise.
12637 2016-04-13 Jakub Jelinek <jakub@redhat.com>
12640 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
12642 PR middle-end/70633
12643 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
12644 gimplification turns some element into non-constant.
12647 * rtl.h (convert_memory_address_addr_space_1): New prototype.
12648 * explow.c (convert_memory_address_addr_space_1): No longer static,
12649 add NO_EMIT argument and don't call convert_modes if true, pass
12650 it down recursively, remove break after return.
12651 (convert_memory_address_addr_space): Adjust caller.
12652 * simplify-rtx.c (simplify_unary_operation_1): Call
12653 convert_memory_address_addr_space_1 instead of convert_memory_address,
12654 if it returns NULL, don't simplify.
12656 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
12659 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
12661 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12663 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12664 Bump the upper SIMDLEN limits, so that if the return type or
12665 characteristic type if the return type is void can be passed in
12666 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
12669 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12672 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
12673 Do not use "=" constraint on an input constraint.
12674 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
12675 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
12676 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
12677 generates (neg (abs ...)) instead of (abs ...).
12679 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12681 PR rtl-optimization/70596
12682 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
12683 just invalidate LRA data and reset them. Adjust dump wording.
12685 2016-04-12 Martin Liska <mliska@suse.cz>
12688 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12690 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
12692 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
12693 max_loop_iterations_int.
12694 (tree_unswitch_outer_loop): Likewise.
12695 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12696 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
12698 2016-04-12 Tom de Vries <tom@codesourcery.com>
12700 PR tree-optimization/68756
12701 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
12702 instead of new_name.
12704 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12706 PR tree-optimization/70602
12707 * tree-sra.c (generate_subtree_copies): Don't write anything into
12708 constant pool decls.
12710 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
12711 regardless whether there are depend clauses or not.
12713 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12716 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
12717 target attribute and pragma from changing the -mfloat128
12718 and -mfloat128-hardware options.
12720 * doc/extend.texi (Additional Floating Types): Document PowerPC
12721 __float128 restrictions.
12723 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12726 * config/aarch64/driver-aarch64.c
12727 (aarch64_get_extension_string_for_isa_flags): New.
12728 (arch_extension): Rename to...
12729 (aarch64_arch_extension): ...This.
12730 (ext_to_feat_string): Rename to...
12731 (aarch64_extensions): ...This.
12732 (aarch64_core_data): Keep track of architecture extension flags.
12733 (cpu_data): Rename to...
12734 (aarch64_cpu_data): ...This.
12735 (aarch64_arch_driver_info): Keep track of architecture extension
12737 (get_arch_name_from_id): Rename to...
12738 (get_arch_from_id): ...This, change return type.
12739 (host_detect_local_cpu): Update and reformat for renames, handle
12740 extensions through common infrastructure.
12742 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12745 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
12746 track of a canonical flag name.
12747 (all_extensions): Likewise.
12748 (arch_to_arch_name): Also track extension flags enabled by the arch.
12749 (all_architectures): Likewise.
12750 (aarch64_parse_extension): Move to here.
12751 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
12753 (aarch64_rewrite_selected_cpu): Update for above change.
12754 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
12755 are handled, such that the single explicit value enabled by an
12756 extension is kept seperate from the implicit values it also enables.
12757 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
12759 (aarch64_parse_extension): New.
12760 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
12761 here to config/aarch64/aarch64-protos.h.
12762 (aarch64_parse_extension): Move from here to
12763 common/config/aarch64/aarch64-common.c.
12764 (aarch64_option_print): Update.
12765 (aarch64_declare_function_name): Likewise.
12766 (aarch64_start_file): Likewise.
12767 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
12768 the canonical flag for extensions.
12769 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
12772 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12774 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
12777 2016-04-09 Tom de Vries <tom@codesourcery.com>
12779 PR tree-optimization/68953
12780 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
12781 first to last subscript.
12783 2016-04-09 Jakub Jelinek <jakub@redhat.com>
12785 PR tree-optimization/70586
12786 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
12789 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
12793 PR tree-optimization/70373
12794 PR middle-end/70533
12795 PR middle-end/70534
12796 PR middle-end/70535
12797 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
12798 clauses for acc parallel reductions as necessary. Error on those
12800 * omp-low.c (scan_sharing_clauses): Don't install variables which
12801 are used in acc parallel reductions.
12802 (lower_rec_input_clauses): Remove dead code.
12803 (lower_oacc_reductions): Add support for reference reductions.
12804 (lower_reduction_clauses): Remove dead code.
12805 (lower_omp_target): Don't remap variables appearing in acc parallel
12807 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
12809 2016-04-08 Jakub Jelinek <jakub@redhat.com>
12811 PR middle-end/70593
12812 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
12813 with multiple SSA_NAME defs, force the outputs other than first
12814 to be live before calling live_track_process_def on each output.
12816 PR rtl-optimization/70574
12817 * fwprop.c (forward_propagate_and_simplify): Don't add
12818 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
12819 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
12820 paradoxical subregs within *loc.
12822 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
12824 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
12825 -ftree-parallelize-loops={0,1}.
12826 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
12827 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
12828 * config/ia64/hpux.h (LIB_SPEC): Likewise.
12829 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
12830 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
12832 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
12835 * asan.c (instrument_derefs): If we get unknown location, extract it
12836 with EXPR_LOCATION.
12837 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
12839 2016-04-08 Tom de Vries <tom@codesourcery.com>
12841 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
12842 implicit firstprivate clause.
12844 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12847 * config/arm/thumb2.md (tst + branch-> lsls + branch
12848 peephole below *orsi_not_shiftsi_si): Require that condition
12849 register is dead after the peephole.
12850 (second peephole after the above): Likewise.
12852 2016-04-08 Alan Modra <amodra@gmail.com>
12855 * builtins.c (fold_builtin_classify): For IBM extended precision,
12856 look at just the high-order double to test for NaN.
12857 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
12858 test just the high double for Inf but both doubles for subnormal
12861 2016-04-07 Jakub Jelinek <jakub@redhat.com>
12863 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
12864 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
12865 node->simdclone->mask_mode != VOIDmode masks.
12866 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
12867 earlier, use it instead of node->simdclone.
12868 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12869 Set clonei->mask_mode.
12871 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12874 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
12875 Pass it through to cp_parser_already_scoped_statement.
12876 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
12877 it through to cp_parser_statement.
12878 (cp_parser_statement): Pass IF_P through to
12879 cp_parser_iteration_statement.
12880 (cp_parser_pragma): Adjust call to
12881 cp_parser_iteration_statement.
12883 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12886 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
12887 resolve a future -Wparentheses warning.
12888 * omp-low.c (scan_sharing_clauses): Likewise.
12889 * tree-parloops.c (eliminate_local_variables): Likewise.
12891 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
12893 PR rtl-optimization/70398
12894 * lra-constraints.c (process_address_1): Check zero scale and code
12895 for reloading with zero scale.
12897 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
12899 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
12900 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
12902 2016-04-06 Jakub Jelinek <jakub@redhat.com>
12904 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12905 Add support for AVX512F clones, include them by default for
12906 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
12907 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
12910 PR middle-end/70550
12911 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
12912 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
12913 firstprivate clauses.
12914 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
12915 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
12916 (lower_omp_target): Set TREE_NO_WARNING for
12917 non-addressable possibly uninitialized vars which are copied into
12918 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
12920 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
12922 * config/pa/predicates.md (integer_store_memory_operand): Accept
12923 REG+D operands with a large offset when reload_in_progress is true.
12924 (floating_point_store_memory_operand): Likewise.
12926 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12929 * match.pd (nested int casts): Limit to GIMPLE.
12931 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
12934 * ipa-devirt.c (maybe_record_node): Fix comment; use
12935 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
12937 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12939 PR rtl-optimization/70542
12940 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
12941 if there are any uses other than insn or debug insns.
12943 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
12944 Jakub Jelinek <jakub@redhat.com>
12946 PR tree-optimization/70509
12947 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
12948 Shift HOST_WIDE_INT_1U instead of 1.
12950 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
12952 PR tree-optimization/70509
12953 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
12954 of the vector base type for index.
12956 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
12959 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
12961 2016-04-05 Richard Biener <rguenther@suse.de>
12963 PR tree-optimization/70526
12964 * tree-sra.c (build_ref_for_offset): Use prev_base to
12965 extract the alias pointer type.
12967 2016-04-05 Richard Biener <rguenther@suse.de>
12969 * dse.c (struct store_info): Remove alias_set member.
12970 (struct read_info_type): Likewise.
12971 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
12972 spill_deleted, clear_alias_set_lookup): Remove.
12973 (get_group_info): Remove dead base == NULL_RTX case.
12974 (dse_step0): Remove initialization of removed variables.
12975 (delete_dead_store_insn): Reomve alias set dumping.
12976 (free_read_records): Remove alias_set handling.
12977 (canon_address): Remove alias_set_out parameter.
12978 (record_store): Remove spill_alias_set, it's always zero.
12979 (check_mem_read_rtx): Likewise.
12980 (dse_step2): Rename from ...
12981 (dse_step2_nospill): ... this. Adjust.
12982 (scan_stores): Rename from ...
12983 (scan_stores_nospill): ... this.
12984 (scan_reads): Rename from ...
12985 (scan_reads_nospill): ... this.
12986 (scan_stores_spill, scan_reads_spill): Remove.
12987 (dse_step3_scan): Remove for_spills argument which is always false.
12988 (dse_step3): Likewise.
12989 (dse_step5): Rename from ...
12990 (dse_step5_nospill): ... this. Remove alias_set handling.
12991 (rest_of_handle_dse): Adjust.
12993 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12996 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
12997 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
12998 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
12999 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
13001 2016-04-05 Richard Biener <rguenther@suse.de>
13003 PR middle-end/70499
13004 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
13005 non-register type temporaries into SSA.
13007 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
13010 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
13011 calls when sanitizing.
13012 (possible_polymorphic_call_target_p): Fix formatting.
13014 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13015 Jakub Jelinek <jakub@redhat.com>
13017 PR middle-end/70457
13018 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
13019 to ensure a call statement is compatible with a built-in's
13021 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
13024 2016-04-04 Richard Biener <rguenther@suse.de>
13026 PR rtl-optimization/70484
13027 * rtl.h (canon_output_dependence): Declare.
13028 * alias.c (canon_output_dependence): New function.
13029 * dse.c (record_store): Use canon_output_dependence rather
13030 than canon_true_dependence.
13032 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
13035 * cgraph.h (symtab_node::copy_visibility_from): New function.
13036 * symtab.c (symtab_node::copy_visibility_from): New function.
13037 * ipa-visibility.c (optimize_weakref): New function.
13038 (function_and_variable_visibility): Use it.
13040 2016-04-04 Martin Liska <mliska@suse.cz>
13043 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
13044 value that is really in range handled by SBR instruction.
13045 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
13046 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
13047 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
13049 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
13053 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
13054 set, but not for SP_REG operands.
13056 2016-04-02 Martin Sebor <msebor@redhat.com>
13059 * fold-const.c (maybe_nonzero_address): New function.
13060 (fold_comparison): Call it. Fold equality and relational
13061 expressions involving null pointers.
13062 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
13064 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
13066 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
13067 the "Y" constraint (scalar FP 0.0 immediate).
13069 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
13070 Add the "const_double" to the list of operand constraints.
13072 2016-04-01 Jakub Jelinek <jakub@redhat.com>
13074 PR rtl-optimization/70467
13075 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
13076 If low word of the last operand is 0, just emit addition/subtraction
13079 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13082 * config/s390/s390.c (s390_expand_insv): Check for everything
13083 constant instead of just VOIDmode stuff.
13085 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13088 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
13090 2016-04-01 Nathan Sidwell <nathan@acm.org>
13092 * tree.def (TRY_CATCH_EXPR): Correct documentation.
13094 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
13096 PR rtl-optimization/70461
13097 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
13100 2016-03-31 Martin Liska <mliska@suse.cz>
13103 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
13104 a tree value or an immediate integer value to a buffer
13105 that is eventually copied to a BRIG section.
13106 (emit_immediate_operand): Call the function here.
13107 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
13108 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
13109 of class' fields that are removed.
13110 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
13111 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
13112 m_brig_repr_size fields.
13114 2016-03-31 Martin Liska <mliska@suse.cz>
13117 * hsa-gen.c (hsa_function_representation::update_dominance): New
13119 (convert_addr_to_flat_segment): Likewise.
13120 (gen_hsa_memory_set): New alignment argument.
13121 (gen_hsa_ctor_assignment): Likewise.
13122 (gen_hsa_insns_for_single_assignment): Provide alignment
13123 to gen_hsa_ctor_assignment.
13124 (gen_hsa_insns_for_direct_call): Add new argument.
13125 (expand_lhs_of_string_op): New function.
13126 (expand_string_operation_builtin): Likewise.
13127 (expand_memory_copy): New function.
13128 (expand_memory_set): New function.
13129 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
13130 (convert_switch_statements): Change signature.
13131 (generate_hsa): Use a return value of the function.
13132 (pass_gen_hsail::execute): Do not call
13133 convert_switch_statements here.
13134 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
13135 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
13136 (hsa_function_representation::update_dominance): New function.
13138 2016-03-31 Martin Liska <mliska@suse.cz>
13141 * hsa-brig.c (emit_directive_variable): Emit alignment
13142 according to hsa_symbol::m_align.
13143 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
13144 (dump_hsa_symbol): Dump alignment of HSA symbols.
13145 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
13146 (gen_hsa_addr_with_align): New function.
13147 (hsa_bitmemref_alignment): Use newly added function.
13148 (gen_hsa_insns_for_load): Likewise.
13149 (gen_hsa_insns_for_store): Likewise.
13150 (gen_hsa_memory_copy): New argument added.
13151 (gen_hsa_insns_for_single_assignment): Respect
13152 alignment for assignments processed via gen_hsa_memory_copy.
13153 (gen_hsa_insns_for_direct_call): Likewise.
13154 (gen_hsa_insns_for_return): Likewise.
13155 (gen_function_def_parameters): Set default alignment.
13156 * hsa.c (hsa_object_alignment): New function.
13157 (hsa_byte_alignment): Pasted function.
13158 * hsa.h (hsa_symbol::m_align): New field.
13160 2016-03-31 Bin Cheng <bin.cheng@arm.com>
13162 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
13163 scratch field for goto case.
13165 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
13167 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
13169 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
13172 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
13173 (scalar_chain::convert_insn): Call convert_op for reg
13174 moves to handle undefined registers.
13176 2016-03-31 Nathan Sidwell <nathan@acm.org>
13179 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
13180 Assert we don't want to move backwards.
13182 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
13185 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
13187 2016-03-31 Jakub Jelinek <jakub@redhat.com>
13189 PR rtl-optimization/70460
13190 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
13191 with operand from REG_LABEL_OPERAND, instead substitute
13192 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
13193 Don't do anything for REG_NON_LOCAL_GOTO jumps.
13195 2016-03-31 Martin Liska <mliska@suse.cz>
13197 * passes.c (execute_one_pass): Do not call
13198 todo_after for a discarded function.
13200 2016-03-31 Bin Cheng <bin.cheng@arm.com>
13202 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
13203 (no_cost, infinite_cost): Initialize the new field.
13204 (get_computation_cost_at): Record setup cost.
13205 (determine_use_iv_cost_address): Skip cost computation for sub
13206 uses if we can estimate it without losing accuracy.
13208 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
13210 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
13212 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
13213 max_loop_iterations_int.
13214 (tree_unswitch_outer_loop): Likewise.
13215 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
13216 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
13218 2016-03-30 Richard Biener <rguenther@suse.de>
13220 PR middle-end/70450
13221 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
13223 2016-03-30 Jakub Jelinek <jakub@redhat.com>
13226 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
13227 in gen_blendm expander.
13229 2016-03-30 Nick Clifton <nickc@redhat.com>
13232 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
13233 case where we are already provided with an SImode SUBREG.
13235 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
13238 * config/i386/i386.c (ix86_expand_epilogue): Properly check
13239 conflict between DRAP register and __builtin_eh_return.
13241 2016-03-30 Michael Matz <matz@suse.de>
13242 Richard Biener <rguenther@suse.de>
13245 * ipa-polymorphic-call.c (struct type_change_info): Change
13246 speculative to an unsigned allowing to limit the work we do.
13247 (csftc_abort_walking_p): New inline function..
13248 (check_stmt_for_type_change): Limit the number of may-defs
13249 skipped for speculative devirtualization to
13250 max-speculative-devirt-maydefs.
13251 * params.def (max-speculative-devirt-maydefs): New param.
13252 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
13254 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
13257 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
13260 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
13262 PR tree-optimization/59124
13263 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
13264 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
13266 2016-03-29 Jeff Law <law@redhat.com>
13268 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
13270 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13272 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
13275 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
13277 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
13278 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
13279 gcrt0.o if linking dynamically.
13281 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13284 * ipa-devirt.c (methods_equal_p): New function.
13285 (compare_virtual_tables): Use it.
13286 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
13287 * cgraphclones.c (clone_function_name_1): Use
13288 symbol_table::symbol_suffix_separator.
13289 * coverage.c (build_var): Likewise.
13290 * symtab.c (symbol_table::symbol_suffix_separator): New.
13292 2016-03-29 Jakub Jelinek <jakub@redhat.com>
13294 PR rtl-optimization/70429
13295 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
13296 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
13297 mode != result_mode.
13300 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
13302 PR tree-optimization/70405
13303 * ssa-iterators.h (num_imm_uses): Add missing braces.
13305 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
13307 PR rtl-optimization/68695
13308 * ira-color.c (allocno_copy_cost_saving): New.
13309 (improve_allocation): Use it.
13311 2016-03-29 Richard Henderson <rth@redhat.com>
13313 PR middle-end/70355
13314 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
13316 2016-03-29 Richard Biener <rguenther@suse.de>
13318 PR middle-end/70424
13319 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
13320 use alignment returned by get_pointer_alignment_1 if it is
13321 bigger than BITS_PER_UNIT.
13322 * builtins.c (get_pointer_alignment_1): Do not return true
13323 for alignment extracted from SSA info.
13325 2016-03-28 James Bowman <james.bowman@ftdichip.com>
13327 * config/ft32/ft32.opt (mnodiv): New.
13328 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
13329 * doc/invoke.texi (FT32 Options -mnodiv): New.
13331 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
13334 * config/i386/i386.md (define_split, andn): Fix modes.
13336 2016-03-26 Richard Biener <rguenther@suse.de>
13337 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13340 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
13342 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
13343 as 2nd argument to cl_optimization_restore().
13345 2016-03-25 Richard Henderson <rth@redhat.com>
13348 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
13349 * config/aarch64/aarch64-protos.h: Declare it.
13350 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
13352 2016-03-25 Alan Modra <amodra@gmail.com>
13355 * config/rs6000/constraints.md (j): Simplify.
13356 * config/rs6000/predicates.md (easy_fp_constant): Exclude
13358 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
13359 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
13360 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
13361 in all constraint alternatives.
13362 (movtd_64bit_nodm): Delete "j" constraint alternative.
13364 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
13366 * tree-ssa-propagate.c: Enhance docs for
13367 SSA_PROP_NOT_INTERESTING.
13369 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
13371 * doc/extend.texi: Fix typo in documentation to pure attribute.
13373 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
13376 * config/pa/pa.md (bswapdi2): Use a scratch register.
13378 2016-03-24 Richard Henderson <rth@redhat.com>
13380 PR middle-end/69845
13381 * fold-const.c (extract_muldiv_1): Correct test for multiplication
13384 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
13386 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
13387 using ix86_expand_binary_operator instead of gen_andsi3.
13389 2016-03-24 Richard Biener <rguenther@suse.de>
13391 PR tree-optimization/70396
13392 * tree-vect-stmts.c (vectorizable_comparison): Use
13393 get_vectype_for_scalar_type.
13395 2016-03-24 Richard Biener <rguenther@suse.de>
13397 PR middle-end/70370
13398 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
13399 with register bases.
13401 2016-03-24 Richard Biener <rguenther@suse.de>
13403 PR tree-optimization/70372
13404 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
13405 build_all_ones_cst to also handle vector types correctly.
13407 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13410 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
13413 2016-03-23 Marek Polacek <polacek@redhat.com>
13416 * doc/invoke.texi: Document -Wignored-attributes.
13418 2016-03-23 Bin Cheng <bin.cheng@arm.com>
13420 PR tree-optimization/69042
13421 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
13422 parameter from 30 to 40.
13424 2016-03-23 Bin Cheng <bin.cheng@arm.com>
13426 PR tree-optimization/69042
13427 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
13428 for use with constant offset stripped in base.
13430 2016-03-23 Richard Biener <rguenther@suse.de>
13432 PR middle-end/70251
13433 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
13434 mode compatibility check.
13435 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13437 2016-03-23 Jeff Law <law@redhat.com>
13439 PR tree-optimization/64058
13440 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
13442 (struct ssa_conflicts): Move up earlier in the file.
13443 (conflicts_, var_map_): New static variables.
13444 (initialize_conflict_count): New function to initialize the
13445 CONFLICT_COUNT field for each conflict pair.
13446 (compare_pairs): Lazily initialize the conflict count and use it
13447 as the first tie-breaker.
13448 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
13449 and wipe conflicts_ and map_ around the call to qsort. Remove
13450 special case for 2 coalesce pairs.
13451 * bitmap.c (bitmap_count_unique_bits): New function.
13452 (bitmap_count_bits_in_word): New function, extracted from
13454 (bitmap_count_bits): Use bitmap_count_bits_in_word.
13455 * bitmap.h (bitmap_count_unique_bits): Declare it.
13457 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
13460 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
13461 transparent alias chain for decl assembler name.
13462 * config/sol2.c (solaris_assemble_visibility): Likewise.
13464 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13466 * config/arm/arm1020e.md (1020call_op): Reduce reservation
13468 (v10_fdivs): Likewise.
13469 (v10_fdivd): Likewise.
13471 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13474 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
13475 to not call fclose twice on file.
13477 2016-03-23 Jakub Jelinek <jakub@redhat.com>
13479 PR tree-optimization/70354
13480 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13481 oprnd0 is wider than oprnd1 and there is a cast from the wider
13482 type to oprnd1, mask it with the mask of the narrower type.
13485 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
13486 Optimize TARGET_STV splitters, if high or low word of last argument
13489 2016-03-22 Jeff Law <law@redhat.com>
13492 tree-ssa-threadbackward.c
13493 (fsm_find_control_statement_thread_paths): Correctly distinguish
13494 between old style jump threads vs FSM jump threads.
13496 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
13499 * config/i386/i386.c (scalar_chain::convert_op): Support
13500 uninitialized register usage case.
13502 2016-03-22 Richard Biener <rguenther@suse.de>
13504 PR middle-end/70251
13505 * genmatch.c (gen_transform): Adjust last parameter to a three-state
13507 (capture::gen_transform): ... to change behavior when substituting
13508 a condition into cond or not-cond expr context.
13509 (dt_simplify::gen_1): Adjust.
13510 * gimple-match-head.c: Include gimplify.h for unshare_expr.
13511 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
13512 last change and instead change to
13513 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
13514 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13516 2016-03-22 Anthony Green <green@moxielogic.com>
13518 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
13519 issue for moxiebox targets.
13520 (CC1PLUS_SPEC): Ditto.
13522 2016-03-22 Richard Biener <rguenther@suse.de>
13524 PR middle-end/70333
13525 * fold-const.c (extract_muldiv_1): Properly perform multiplication
13528 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
13530 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
13532 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
13535 * config/i386/i386.c (def_builtin): Handle
13536 OPTION_MASK_ISA_AVX512VL to be and-ed with other
13538 (const struct builtin_description bdesc_special_args[]):
13539 Remove duplicate ISA bits.
13541 2016-03-22 Jakub Jelinek <jakub@redhat.com>
13544 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
13545 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
13546 in a way that works also for AVX512BW.
13549 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
13550 instead of source if operands[1] is xmm16 and above and
13551 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
13552 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
13555 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
13556 on assign if (*from_p) is a comparison, set it to
13557 TREE_NO_WARNING (*from_p).
13559 2016-03-21 Jakub Jelinek <jakub@redhat.com>
13561 PR middle-end/70326
13562 * lra.c (restore_scratches): Ignore deleted insns.
13564 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
13565 Jakub Jelinek <jakub@redhat.com>
13567 PR tree-optimization/70317
13568 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
13571 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
13574 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
13575 of ix86_expand_move.
13577 (movti): Use general_operand for operand 1 predicate.
13579 2016-03-21 Martin Liska <mliska@suse.cz>
13581 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
13583 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
13585 2016-03-21 Martin Liska <mliska@suse.cz>
13588 * ipa-icf.c (sem_function::parse): Skip static
13589 constructors and destructors.
13591 2016-03-21 Jakub Jelinek <jakub@redhat.com>
13594 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
13595 function-like macro, peek following token(s) if it is followed
13596 by CPP_OPEN_PAREN token with optional padding in between, and
13597 if not, don't treat it like a macro.
13599 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
13600 Alexander Monakov <amonakov@ispras.ru>
13602 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
13603 for the stabs debug format.
13605 2016-03-21 Richard Biener <rguenther@suse.de>
13607 PR tree-optimization/70310
13608 * tree-vect-generic.c (expand_vector_condition): Fold the built
13611 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
13614 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
13615 Block third alternative for AVX-512VL target,
13617 2016-03-21 Martin Liska <mliska@suse.cz>
13620 * hsa-brig.c (emit_function_directives): Mark unemitted
13621 global variables for emission.
13622 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
13623 (get_symbol_for_decl): Likewise.
13624 * hsa.h (struct hsa_symbol): New flag.
13626 2016-03-21 Richard Biener <rguenther@suse.de>
13628 PR tree-optimization/70288
13629 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
13630 we do not estimate unsimplified all-constant conditionals or
13631 switches as optimized away.
13633 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
13635 PR rtl-optimization/69102
13636 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
13637 when we have a readonly dependency context.
13639 2016-03-18 Jeff Law <law@redhat.com>
13641 PR rtl-optimization/70263
13642 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
13643 (update_equiv_regs): When trying to move a store to after the insn
13644 that sets the source of the store, make sure the store occurs after
13645 the insn that sets the source of the store. When successful note
13646 the REG_EQUIV note created in the dump file.
13648 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
13649 Bernd Schmidt <bschmidt@redhat.com>
13651 * doc/extend.texi: Document more potential problems with basic asms.
13653 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
13655 PR rtl-optimization/70278
13656 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
13659 2016-03-18 Jason Merrill <jason@redhat.com>
13661 * calls.c (load_register_parameters): Fix zero size sibcall logic.
13663 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
13665 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
13666 values to 128b regs.
13668 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13670 PR tree-optimization/70252
13671 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
13672 boolean vector has a proper number of elements.
13673 (supportable_narrowing_operation): Likewise.
13675 2016-03-18 Tom de Vries <tom@codesourcery.com>
13678 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
13680 2016-03-18 Jakub Jelinek <jakub@redhat.com>
13682 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
13683 instead of replace_rtx for DEBUG_INSNs.
13685 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13687 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
13688 load type reservations.
13690 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
13693 * config/pa/constraints.md: Revert 2015-02-13 change. Use
13694 define_constraint for "Q" and "T" constraints.
13696 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
13698 Tweak the pipeline model for Exynos M1
13700 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
13703 2016-03-17 David Malcolm <dmalcolm@redhat.com>
13706 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
13707 where one or both locations aren't within a line_map.
13709 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
13712 * opts.c (finish_options): Don't set flag_pie to the default if
13713 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
13716 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
13718 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
13719 true as ALL_REGS argument to replace_rtx.
13721 2016-03-17 Richard Biener <rguenther@suse.de>
13724 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
13727 2016-03-17 Jakub Jelinek <jakub@redhat.com>
13730 * rtl.h (replace_rtx): Add ALL_REGS argument.
13731 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
13732 equality and assert mode is the same, instead of just rtx pointer
13734 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
13735 true as ALL_REGS argument to replace_rtx.
13737 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
13739 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
13740 for boolean vector with vector mode only.
13741 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13743 2016-03-17 Nick Clifton <nickc@redhat.com>
13746 * config/rx/rx.c (rx_print_integer): Print negative constants in
13749 2016-03-17 Jakub Jelinek <jakub@redhat.com>
13752 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
13754 2016-03-16 Richard Henderson <rth@redhat.com>
13755 Richard Biener <rguenth@suse.de>
13757 PR middle-end/70240
13758 PR middle-end/68215
13760 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
13761 first operand as is_gimple_condexpr.
13763 PR middle-end/70240
13764 PR middle-end/68215
13766 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
13767 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
13768 Do not gimplify the result.
13769 (do_unop): Adjust call to tree_vec_extract.
13770 (do_binop): Likewise.
13771 (do_compare): Likewise.
13772 (do_plus_minus): Likewise.
13773 (do_negate): Likewise.
13774 (expand_vector_condition): Likewise.
13775 (do_cond): Likewise.
13777 2016-03-16 Richard Henderson <rth@redhat.com>
13780 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
13781 (aarch64_classify_address): Use it.
13782 (aarch64_legitimize_address): Force all subexpressions of PLUS
13783 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
13785 2016-03-16 Jakub Jelinek <jakub@redhat.com>
13786 Richard Biener <rguenth@suse.de>
13789 * rtlanal.c (replace_rtx): For REG, if from is a REG,
13790 return to even if only REGNO is equal, and assert
13793 2016-03-11 Jeff Law <law@redhat.com>
13795 PR rtl-optimization/70224
13796 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
13798 2016-03-16 Richard Henderson <rth@redhat.com>
13800 PR middle-end/70199
13801 * function.h (struct function): Add has_forced_label_in_static.
13802 * gimplify.c (force_labels_r): Set it.
13803 * lto-streamer-in.c (input_struct_function_base): Read it.
13804 * lto-streamer-out.c (output_struct_function_base): Write it.
13805 * tree-inline.c (has_label_address_in_static_1): Remove.
13806 (copy_forbidden): Remove fndecl parameter; test
13807 has_forced_label_in_static.
13808 (inline_forbidden_p): Update call to copy_forbidden.
13809 (tree_versionable_function_p): Likewise.
13810 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
13811 (chkp_versioning): Likewise.
13812 * tree-inline.h (copy_forbidden): Update decl.
13814 2016-03-16 Marek Polacek <polacek@redhat.com>
13817 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
13818 function being thunked if the result type doesn't have fixed size.
13819 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
13820 doesn't have fixed size.
13822 2016-03-16 Bin Cheng <bin.cheng@arm.com>
13824 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
13825 reporting malformed loop nest.
13827 2016-03-16 Tom de Vries <tom@codesourcery.com>
13830 * ipa-devirt.c (possible_polymorphic_call_targets): Move
13831 nodes.length () == 1 test to before first nodes[0] access.
13833 2016-03-16 Tom de Vries <tom@codesourcery.com>
13835 PR tree-optimization/68715
13836 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
13837 single_pred_p test.
13839 2016-03-16 Tom de Vries <tom@codesourcery.com>
13841 PR tree-optimization/68809
13842 * graphite-scop-detection.c (same_close_phi_node): Test if result types
13845 2016-03-16 Carlos O'Donell <carlos@redhat.com>
13846 Sandra Loosemore <sandra@codesourcery.com>
13848 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
13849 on leaf attribute. Mention ELF interposition problems.
13851 2016-03-16 Alan Modra <amodra@gmail.com>
13853 PR rtl-optimization/69195
13854 PR rtl-optimization/47992
13855 * ira.c (indirect_jump_optimize): Ignore artificial defs.
13858 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
13861 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
13863 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13865 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
13867 2016-03-15 Jakub Jelinek <jakub@redhat.com>
13869 PR rtl-optimization/70222
13870 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
13871 optimization if mode is different from result_mode, queue up masking
13872 of the result in outer_op. Formatting fix.
13874 PR middle-end/70239
13875 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
13878 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13880 PR rtl-optimization/69032
13881 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
13882 looping backwards over basic block insns.
13884 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13887 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
13888 to non-speculative when propagating trap bits.
13890 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13892 PR rtl-optimization/63384
13893 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
13894 DEBUG_INSN_P insns.
13896 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13899 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
13900 factored out from ...
13901 (sched_analyze_insn): ... here.
13902 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
13903 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
13904 get_implicit_reg_pending_clobbers in it.
13905 (setup_id_reg_sets): Use setup_id_implicit_regs.
13906 (deps_init_id): Ditto.
13908 2016-03-15 Tom de Vries <tom@codesourcery.com>
13911 * cgraph.c (cgraph_node::get_body): Save, reset and restore
13913 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
13914 execute_function_dump.
13915 (execute_one_pass): Don't dump function if it will be dumped after ipa
13918 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
13920 * genrecog.c (match_pattern_2): If pred is NULL don't call
13921 safe_predicate_mode on it.
13923 2016-03-14 Jakub Jelinek <jakub@redhat.com>
13925 PR middle-end/70219
13926 * lra-constraints.c (delete_move_and_clobber): Change assertion
13927 to also allow dregno == 0.
13929 2016-03-14 Richard Henderson <rth@redhat.com>
13932 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
13933 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
13934 (reassociate_bb): Use optimize_vec_cond_expr; avoid
13935 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
13938 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
13941 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
13943 (lra_create_live_ranges_1): initialize hard register biggest_mode to
13945 * lra-constraints.c (split_reg): For hard regs, try to find the
13946 biggest single-register mode used in the function.
13948 2016-03-14 Richard Biener <rguenther@suse.de>
13950 PR tree-optimization/56365
13951 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
13952 constants to compare against.
13954 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
13957 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13958 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
13959 (define_split for the GPR case): Use int_reg_operand instead of
13960 gpc_reg_operand for the output.
13962 2016-03-14 Tom de Vries <tom@codesourcery.com>
13964 PR tree-optimization/70045
13965 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
13966 create_empty_if_region_on_edge argument.
13968 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
13970 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
13971 (STACK_CHECK_PROTECT): Likewise.
13972 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13973 (STACK_CHECK_PROTECT): Likewise.
13974 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13975 (STACK_CHECK_PROTECT): Likewise.
13976 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
13977 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
13978 (STACK_CHECK_PROTECT): Likewise.
13980 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
13982 PR rtl-optimization/69307
13983 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
13984 registers in modes that span more than one register.
13986 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
13989 * lra-constraints.c (delete_move_and_clobber): New.
13990 (remove_inheritance_pseudos): Use it.
13992 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
13995 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
13996 the libcall is LCT_THROW.
13997 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
13998 for the checking routine.
14000 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14003 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
14004 optimization if we have direct move.
14005 (roundu32<mode>2_fprs): Likewise.
14007 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
14010 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
14012 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
14013 Arguments swapped. All callers changed. Take reg_renumber into
14014 account, and Calculate and compare register ranges for hard regs.
14016 2016-03-11 Jeff Law <law@redhat.com>
14018 PR tree-optimization/70190
14019 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14020 Handle cases where we can not extract the taken edge, even though we
14021 found a constant value.
14023 PR tree-optimization/64058
14024 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
14025 (num_coalesce_pairs): Move up earlier in file.
14026 (find_coalesce_pair): Initialize the INDEX field for each pair
14028 (compare_pairs): No longer sort on the elements in each pair.
14029 Instead break ties with the index of the coalesce pair.
14031 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14034 * config/aarch64/aarch64-protos.h
14035 (aarch64_save_restore_target_globals): New prototype.
14036 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
14037 Call the above when popping pragma.
14038 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
14040 (aarch64_set_current_function): Rewrite using the above.
14042 2016-03-11 Jakub Jelinek <jakub@redhat.com>
14044 PR tree-optimization/70177
14045 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
14046 (extract_ops_from_tree): ... this. In the 2 argument
14047 overload remove _1 suffix.
14048 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
14049 (extract_ops_from_tree): ... this.
14050 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
14052 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14053 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
14054 extract_ops_from_tree instead of 2 operand one.
14056 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
14058 PR tree-optimization/70013
14059 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
14060 for constant-pool entries.
14062 2016-03-11 Jakub Jelinek <jakub@redhat.com>
14064 PR rtl-optimization/70174
14065 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
14066 followed by gen_lowpart on force_reg instead of just gen_lowpart.
14068 PR tree-optimization/70169
14069 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
14070 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
14073 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14074 Jakub Jelinek <jakub@redhat.com>
14077 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
14078 of uninitialized values.
14080 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14082 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
14084 ("*trunctddd2"): New pattern definition.
14085 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
14088 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14090 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
14091 definitions for BFP and DFP rounding modes.
14092 ("fixuns_truncdddi2", "fixuns_trunctddi2")
14093 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
14094 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
14095 ("fix_trunctf<mode>2"): Use the new constants instead of magic
14098 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14100 * config/s390/constraints.md: Adjust comment.
14101 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
14102 s390_decompose_addrstyle_without_index.
14103 * config/s390/predicates.md (shift_count_or_setmem_operand):
14104 Rename to setmem_operand.
14105 * config/s390/s390-protos.h
14106 (s390_decompose_shift_count): Rename to
14107 s390_decompose_addrstyle_without_index.
14108 * config/s390/s390.c (s390_decompose_shift_count)
14109 (s390_mem_constraint, print_shift_count_operand)
14110 (print_operand_address, print_operand): Rename
14111 s390_decompose_shift_count to
14112 s390_decompose_addrstyle_without_index and rename
14113 print_shift_count_operand to print_addrstyle_operand troughout the
14115 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
14116 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
14117 Rename shift_count_or_setmem_operand to setmem_operand.
14118 * config/s390/vx-builtins.md ("vec_insert<mode>")
14119 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
14122 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14125 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14126 Handle overlapping retval and newval.
14128 2016-03-10 Nick Clifton <nickc@redhat.com>
14131 * config/aarch64/aarch64.c
14132 (aarch64_override_options_after_change_1): When forcing
14133 flag_omit_frame_pointer to be true, use a special value that can
14134 be detected if this function is called again, thus preventing
14135 flag_omit_leaf_frame_pointer from being forced to be false.
14137 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14139 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
14140 Set x_flag_omit_leaf_frame_pointer when handling
14141 -momit-leaf-frame-pointer.
14143 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14146 * cgraph.c (cgraph_node::dump): Dump split_part and
14147 indirect_call_target.
14148 * cgraph.h (cgraph_node): Add indirect_call_target flag.
14149 * ipa.c (has_addr_references_p): Cleanup.
14150 (is_indirect_call_target_p): New.
14151 (walk_polymorphic_call_targets): Do not mark virtuals that may be
14152 called indirectly as local.
14153 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
14155 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14158 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
14159 on cxa_pure_virtual.
14161 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14164 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
14166 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14169 * tree.c (need_assembler_name_p): Only record main variant type names.
14171 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
14174 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
14175 Always define to 0 or 1.
14176 (TARGET_FIX_ERR_A53_843419): New macro.
14177 * config/aarch64/aarch64-elf-raw.h
14178 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
14179 * config/aarch64/aarch64-linux.h: Likewise.
14180 * config/aarch64/aarch64.c
14181 (aarch64_override_options_after_change_1): Do not default
14182 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
14184 (aarch64_attributes): Handle fix-cortex-a53-843419.
14185 (aarch64_can_inline_p): Likewise.
14186 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
14188 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
14189 Jakub Jelinek <jakub@redhat.com>
14191 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
14192 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
14193 DECL_COMMONS if flag_unconstrained_commons is set.
14194 * tree-dfa.c (get_ref_base_and_extent): Likewise.
14195 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
14196 (funconstrained-commons): Document.
14198 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
14200 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
14201 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
14203 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
14205 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
14206 has a proper number of elements.
14208 2016-03-10 Alan Modra <amodra@gmail.com>
14210 PR rtl-optimization/69195
14211 PR rtl-optimization/47992
14212 * ira.c (recorded_label_ref): Delete.
14213 (update_equiv_regs): Return void.
14214 (indirect_jump_optimize): New function.
14215 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
14216 before regstat_compute_ri. Don't rebuild_jump_labels here.
14217 Delete update_regstat.
14219 2016-03-10 Richard Biener <rguenther@suse.de>
14221 PR tree-optimization/70128
14222 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14223 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
14225 2016-03-09 Jakub Jelinek <jakub@redhat.com>
14227 PR tree-optimization/70152
14228 * tree-sra.c (replace_removed_params_ssa_names): Copy over
14229 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
14232 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
14233 instead of gen_sse2_loadlpd.
14234 * config/i386/sse.md (*vec_concatv2df): Rename to...
14235 (vec_concatv2df): ... this.
14237 PR tree-optimization/70127
14238 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
14240 2016-03-09 David Malcolm <dmalcolm@redhat.com>
14244 * diagnostic-show-locus.c (compatible_locations_p): New function.
14245 (layout::layout): Sanitize ranges using compatible_locations_p.
14247 2016-03-09 David Malcolm <dmalcolm@redhat.com>
14251 * diagnostic-show-locus.c (layout_range::layout_range): Replace
14252 location_range param with three const expanded_locations * and a
14254 (layout::layout): Replace call to
14255 rich_location::lazily_expand_location with get_expanded_location.
14256 Extract the range and perform location expansion here, passing
14257 the results to the layout_range ctor.
14258 * diagnostic.c (source_range::debug): Delete.
14259 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
14260 of rich_location::get_expanded_location.
14261 * gcc-rich-location.c (get_range_for_expr): Delete.
14262 (gcc_rich_location::add_expr): Reimplement to avoid the
14263 rich_location::add_range overload that took a location_range,
14264 passing a location_t instead.
14266 2016-03-09 Richard Biener <rguenther@suse.de>
14267 Jakub Jelinek <jakub@redhat.com>
14269 PR tree-optimization/70138
14270 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14271 Also skip vect_double_reduction_def.
14273 2016-03-09 Jakub Jelinek <jakub@redhat.com>
14276 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
14277 if the operand is "m".
14279 2016-03-09 Nathan Sidwell <nathan@acm.org>
14281 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
14283 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14285 * config/i386/i386.c (processor_target_table): Fix cost table
14286 intialization order for znver1.
14288 2016-03-08 Jakub Jelinek <jakub@redhat.com>
14290 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
14291 - becuase -> because.
14292 * ipa-reference.c (ignore_module_statics): Likewise.
14293 * cgraph.c (cgraph_node::get_body): Likewise.
14294 * ipa-inline.c (early_inliner): Likewise.
14295 * ipa-devirt.c (types_same_for_odr): Likewise.
14296 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
14297 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
14299 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14301 * tree-ssa-math-opts.c: Fix typo in comment.
14303 2016-03-08 Jakub Jelinek <jakub@redhat.com>
14306 * config/i386/i386.c (scalar_chain::make_vector_copies,
14307 scalar_chain::convert_reg): Call end_sequence in between
14308 get_insns and emit_conversion_insns rather than after both
14311 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
14314 * config/i386/i386.h (machine_function): Add
14315 pc_thunk_call_expanded flag.
14316 (ix86_pc_thunk_call_expanded): New define.
14317 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
14318 (*set_got): Rename insn pattern from set_got.
14319 (*set_got_labelled): Rename inst pattern from set_got_labelled.
14320 * config/i386/i386.c (ix86_compute_frame_layout): Use
14321 ix86_pc_thunk_call_expanded to prevent red-zone.
14323 2016-03-07 Martin Jambor <mjambor@suse.cz>
14325 * hsa.h (hsa_get_ctor_statements): Declare.
14326 (hsa_get_dtor_statements): Likewise.
14327 (hsa_get_kernel_dispatch_type): Likewise.
14328 * hsa.c (hsa_get_ctor_statements): New function.
14329 (hsa_get_dtor_statements): Likewise.
14330 (hsa_get_kernel_dispatch_type): Likewise.
14331 * hsa-brig.c (hsa_cdtor_statements): Removed.
14332 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
14333 hsa_get_dtor_statements.
14334 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
14335 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
14337 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
14339 * config/arm/arm-cores.def (cortex-r8): New.
14340 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
14341 * config/arm/arm-tune.md: Likewise.
14342 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
14344 2016-03-07 Martin Sebor <msebor@redhat.com>
14346 PR rtl-optimization/19705
14347 * doc/invoke.texi (Options That Control Optimization): Clarify
14348 -fno-branch-count-reg.
14350 2016-02-26 Richard Biener <rguenther@suse.de>
14351 Jeff Law <law@redhat.com>
14353 PR tree-optimization/69740
14354 * cfghooks.c (remove_edge): Request loop fixups if we delete
14355 an edge that might turn an irreducible loop into a natural
14357 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
14358 Move after definition of loops_state_clear.
14360 2016-03-07 Bin Cheng <bin.cheng@arm.com>
14362 PR rtl-optimization/69052
14363 * rtlanal.c (commutative_operand_precedence): Set higher precedence
14366 2016-03-07 Tom de Vries <tom@codesourcery.com>
14368 PR tree-optimization/70116
14369 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
14370 is_tm_ending stmts and ubsan/asan internal functions.
14371 (find_duplicate): Use it. Don't test is_tm_ending here.
14373 2016-03-07 Richard Biener <rguenther@suse.de>
14375 PR tree-optimization/70115
14376 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
14377 (propagate_constants_for_unrolling): Use replace_uses_by.
14379 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
14381 PR middle-end/69916
14382 * omp-low.c (struct oacc_loop): Add ifns.
14383 (new_oacc_loop_raw): Initialize it.
14384 (finish_oacc_loop): Clear mask & flags if no ifns.
14385 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
14386 (oacc_loop_xform_loop): Add ifns arg & adjust.
14387 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
14389 2016-03-07 Richard Henderson <rth@redhat.com>
14392 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
14393 (insert_value_copy_on_edge): Likewise.
14395 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14397 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
14399 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14402 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
14404 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
14406 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
14408 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
14410 Fix sseimul type attribute.
14411 * config/i386/znver1.md
14412 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
14413 znver1_sseimul_avx256_load) : Fix the type attribute.
14414 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
14415 pipe usage and latency.
14417 2016-03-05 Jakub Jelinek <jakub@redhat.com>
14420 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
14421 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
14424 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
14427 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
14429 PR rtl-optimization/69941
14430 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
14431 the reg share its mode.
14433 2016-03-04 Jeff Law <law@redhat.com>
14435 PR tree-optimization/69196
14436 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14437 If the both SSA_NAMEs are anonymous, then consider them unassociated
14438 and include the PHI in the statement count.
14440 2016-03-05 Tom de Vries <tom@codesourcery.com>
14442 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
14443 construct in oacc routine. Check for oacc region in oacc routine.
14445 2016-03-04 Jakub Jelinek <jakub@redhat.com>
14448 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
14449 2016-02-22 changes, instead don't recurse if RECUR is already true.
14450 Don't change *dynamic_check if RECUR. Adjust recursive caller
14451 to pass true to the new argument.
14452 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
14455 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14456 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
14458 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
14460 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
14462 PR rtl-optimization/57676
14463 * lra-assigns.c (lra_assign): Guard test for maximum iterations
14464 with flag_checking.
14466 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
14468 * tree-vect-patterns.c (search_type_for_mask): Handle
14469 comparison of booleans.
14471 2016-03-04 Jakub Jelinek <jakub@redhat.com>
14473 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
14477 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
14478 all other ops that have dw_val_class_die_ref operands,
14479 and DW_OP_GNU_entry_value.
14481 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14483 PR rtl-optimization/69904
14484 * config/arm/arm.c (arm_cannot_copy_insn_p):
14485 Return true for load-exclusive instructions.
14487 2016-03-03 Jakub Jelinek <jakub@redhat.com>
14490 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
14491 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
14492 the pattern no matter if it is used just by non-pattern, pattern
14494 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
14495 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
14496 oprnd1 def_stmt is in pattern, don't look through it.
14498 2016-03-03 Marek Polacek <polacek@redhat.com>
14500 PR middle-end/70050
14501 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
14503 2016-03-03 Martin Liska <mliska@suse.cz>
14505 PR tree-optimization/70043
14506 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
14507 previous statement if we see a debug statement.
14509 2016-03-03 Richard Biener <rguenther@suse.de>
14511 PR tree-optimization/55936
14512 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
14513 parameter and guard unsafe equivalence use.
14514 (vrp_evaluate_conditional_warnv_with_ops): Always use
14515 safe equivalences but not via the quadratic compare_names
14518 2016-03-03 Michael Collison <michael.collison@linaro.org>
14521 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
14522 for operand 1 to s_register_operand. Change predicate for operand
14523 2 to arm_not_immediate_operand.
14525 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
14527 * doc/tm.texi: Regenerated.
14529 2016-03-02 Richard Henderson <rth@redhat.com>
14532 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
14533 simplification when all args are positive non-fixed registers.
14535 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14537 * target.def (lra_p): Specify that new ports should use LRA.
14539 2016-03-02 Jakub Jelinek <jakub@redhat.com>
14542 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
14543 gimplify_type_sizes the type they refer to.
14544 (omp_notice_variable): Handle reference vars to VLAs.
14545 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
14546 reference to VLA decls in the second pass instead of first pass.
14548 2016-03-02 Tom de Vries <tom@codesourcery.com>
14550 PR tree-optimization/68659
14551 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
14552 new_expr == NULL_TREE.
14553 (get_new_name): Handle ADDR_EXPR.
14555 2016-03-02 Bin Cheng <bin.cheng@arm.com>
14557 PR rtl-optimization/69052
14558 * loop-invariant.c (canonicalize_address): New function.
14559 (inv_can_prop_to_addr_use): Check validity of address expression
14560 which is canonicalized by above function.
14562 2016-03-02 Alan Modra <amodra@gmail.com>
14565 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
14568 2016-03-02 Jakub Jelinek <jakub@redhat.com>
14571 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
14572 (*movhi_internal): Put mask moves from and to memory separately
14573 from moves from/to GPRs.
14575 2016-03-02 Richard Biener <rguenther@suse.de>
14577 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
14578 GENERIC expressions in GIMPLE.
14580 2016-03-02 Richard Biener <rguenther@suse.de>
14582 * config/i386/i386.c (type_natural_mode): Fix typo.
14584 2016-03-02 Nick Clifton <nickc@redhat.com>
14586 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
14588 2016-03-02 Richard Biener <rguenther@suse.de>
14589 Uros Bizjak <ubizjak@gmail.com>
14592 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
14594 2016-03-02 Richard Biener <rguenther@suse.de>
14596 PR middle-end/67278
14597 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
14599 2016-03-02 Marek Polacek <polacek@redhat.com>
14602 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
14603 "is promoted to" warning.
14605 2016-03-01 DJ Delorie <dj@redhat.com>
14607 * config.gcc: Deprecate mep-*.
14609 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
14611 PR middle-end/70025
14612 * lra-constraints.c (regno_val_use_in): New.
14613 (match_reload): Use it instead of regno_use_in.
14615 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
14617 PR rtl-optimization/70007
14618 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
14619 references present in REG_EQUAL notes attached to non-SET patterns.
14621 2016-03-01 Jeff Law <law@redhat.com>
14623 PR tree-optimization/69196
14624 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14625 Appropriately clamp the number of statements to copy when the
14626 thread path does not traverse a loop backedge.
14628 PR tree-optimization/69196
14629 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14630 Do count some PHIs in the thread path against the insn count. Decrease
14631 final statement count by one as the control statement in the last
14632 block will get removed. Remove special cased code for handling PHIs
14635 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
14638 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
14639 asm dialect alternatives to explicit GOTPCREL calls.
14641 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
14644 * ira.c (do_reload): Issue warning for generic stack checking here...
14645 * reload1.c (reload): ...instead of here and streamline it.
14647 2016-03-01 Nick Clifton <nickc@redhat.com>
14649 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
14651 2016-03-01 Richard Biener <rguenther@suse.de>
14653 PR tree-optimization/69983
14654 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
14655 types and fall back to operand_equal_p.
14657 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14660 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14662 * config/s390/constraints.md ("jm8"): New constraint.
14663 * config/s390/predicates.md ("const_int_8bitset_operand"): New
14665 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
14667 ("*setmem_long<setmem_and>"): New pattern.
14668 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
14670 ("*setmem_long_31z<setmem_and>"): New pattern.
14671 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
14672 New substitution rules with the required attributes.
14675 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14678 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14680 * gensupport.c (process_substs_on_one_elem): Split loop to
14681 complete mark_operands_used_in_match_dup on all expressions in the
14683 (adjust_operands_numbers): Inline into process_substs_on_one_elem
14684 and remove function.
14686 2016-03-01 Richard Biener <rguenther@suse.de>
14688 PR middle-end/70022
14689 * fold-const.c (fold_indirect_ref_1): Fix range checking for
14690 vector BIT_FIELD_REF extract.
14692 2016-03-01 Richard Biener <rguenther@suse.de>
14694 PR tree-optimization/69994
14695 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
14697 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
14699 PR tree-optimization/69956
14700 * tree-vect-stmts.c (supportable_widening_operation): Support
14701 multi-step conversion of boolean vectors.
14702 (supportable_narrowing_operation): Likewise.
14704 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14706 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
14709 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14711 * config/s390/subst.md (DSI_VI): New mode iterator.
14712 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
14713 * config/s390/vector.md ("vec_set<mode>"): Move expander before
14714 the insn definition.
14715 ("*vec_set<mode>"): Change predicate and add alternative to
14716 support only either register or const_int operands as element
14718 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
14720 ("vec_extract<mode>"): New expander.
14721 ("*vec_extract<mode>"): New insn definition supporting reg and
14722 const_int element selectors.
14723 ("*vec_extract<mode>_plus"): New insn definition supporting
14724 reg+const_int element selectors.
14725 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
14726 following expander+insn definition.
14727 ("<vec_shifts_name><mode>3"): New expander.
14728 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
14730 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14732 * config/s390/s390.md ("*tabort_1"): Change predicate to
14733 nonmemory_operand. Add a second alternative to cover
14734 register as well as const int operands.
14735 ("*tabort_1_plus"): New pattern definition.
14737 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14739 * config/s390/s390.md ("*ashrdi3_cc_31")
14740 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
14741 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
14742 Merge insn definitions into ...
14743 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14744 New pattern definition.
14745 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
14746 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
14747 ("*ashr<mode>3_and"): Merge insn definitions into ...
14748 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14749 New pattern definition.
14750 * config/s390/subst.md ("addr_style_op_cc_subst")
14751 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
14752 substitutions patterns plus attributes.
14753 Add ashiftrt to SUBST iterator.
14755 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14757 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
14758 op2 to nonmemory_operand.
14759 ("*<shift>di3_31", "*<shift>di3_31_and"):
14760 Merge into single pattern definition ...
14761 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
14762 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
14763 pattern definition ...
14764 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
14765 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
14768 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14770 * config/s390/predicates.md (const_int_6bitset_operand): New
14772 * config/s390/s390.md: Include subst.md.
14773 ("rotl<mode>3"): New expander.
14774 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
14776 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
14777 * config/s390/subst.md: New file.
14779 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14781 * config/s390/s390.md ("op_type", "atype", "length" attributes):
14782 Remove RRR type. It doesn't really exist.
14783 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
14785 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
14786 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
14787 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
14788 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
14789 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
14790 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
14791 `enabled' attribute.
14793 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14795 * gensupport.c (process_substs_on_one_elem): Split loop to
14796 complete mark_operands_used_in_match_dup on all expressions in the
14798 (adjust_operands_numbers): Inline into process_substs_on_one_elem
14799 and remove function.
14801 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14804 * config/sparc/sparc.c (NWORDS_UP): Rename to...
14805 (CEIL_NWORDS): ...this. Use CEIL macro.
14806 (compute_fp_layout): Adjust to above renaming.
14807 (function_arg_union_value): Likewise.
14808 (sparc_arg_partial_bytes): Likewise.
14809 (sparc_function_arg_advance): Likewise.
14811 2016-02-29 Jeff Law <law@redhat.com>
14813 PR tree-optimization/70005
14814 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
14815 where an object with a boolean range is compared against a value
14818 PR tree-optimization/69999
14819 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
14820 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
14823 2016-02-29 Richard Biener <rguenther@suse.de>
14825 PR tree-optimization/69994
14826 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
14827 (get_unary_op): Look through nop conversions.
14828 (ops_equal_values_p): New function, look for equality diregarding
14830 (eliminate_plus_minus_pair): Use ops_equal_values_p
14831 (repropagate_negates): Do not use get_unary_op here.
14833 2016-02-29 Martin Liska <mliska@suse.cz>
14835 * system.h: Poison ENABLE_CHECKING macro.
14837 2016-02-29 Martin Liska <mliska@suse.cz>
14839 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
14840 is presented in dump flags.
14841 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14842 (hsa_regalloc): Likewise.
14844 2016-02-19 Richard Biener <rguenther@suse.de>
14846 PR tree-optimization/69980
14847 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
14848 permutation of those we need to keep.
14850 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14853 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
14854 (NWORDS_UP): ...this
14855 (init_cumulative_args): Minor tweaks.
14856 (sparc_promote_function_mode): Likewise.
14857 (scan_record_type): Delete.
14858 (traverse_record_type): New function template.
14859 (classify_data_t): New structure type.
14860 (classify_registers): New inline function.
14861 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
14862 exhausted. Instantiate traverse_record_type on classify_registers and
14863 deal with the case of a structure passed in slot #15 with no FP field
14865 (assign_data_t): New structure type.
14866 (compute_int_layout): New static function.
14867 (compute_fp_layout): Likewise.
14868 (count_registers): New inline function.
14869 (assign_int_registers): New static function.
14870 (assign_fp_registers): Likewise.
14871 (assign_registers): New inline function.
14872 (function_arg_record_value_1): Delete.
14873 (function_arg_record_value_2): Likewise.
14874 (function_arg_record_value_3): Likewise.
14875 (function_arg_record_value): Adjust to above changes. Instantiate
14876 traverse_record_type on count_registers to first count the number of
14877 registers to be used and then on assign_registers to assign them.
14878 (function_arg_union_value): Adjust to above renaming.
14879 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
14880 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
14881 case of a structure passed in slot #15
14882 (sparc_function_arg_advance): Likewise.
14883 (function_arg_padding): Minor tweak.
14885 2016-02-29 Richard Biener <rguenther@suse.de>
14887 PR tree-optimization/69720
14888 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
14889 the adjustment_def path for possibly vectorized defs.
14890 (vect_create_epilog_for_reduction): Handle vectorized initial
14893 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
14895 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
14897 2016-02-27 Jeff Law <law@redhat.com>
14900 2016-02-26 Richard Biener <rguenther@suse.de>
14901 Jeff Law <law@redhat.com>
14903 PR tree-optimization/69740
14904 * cfghooks.c (remove_edge): Request loop fixups if we delete
14905 an edge that might turn an irreducible loop into a natural
14908 2016-02-27 Jakub Jelinek <jakub@redhat.com>
14910 PR rtl-optimization/69896
14911 * tree-vect-generic.c (get_compute_type): Avoid single element
14914 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
14916 Rename the AArch64 tuning option and related functions to enable the
14917 Newton series for the reciprocal square root to reflect its
14918 approximative characteristic.
14920 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
14921 function to "aarch64_emit_approx_rsqrt".
14922 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
14923 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
14924 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
14925 (xgene1_tunings): Likewise.
14926 (use_rsqrt_p): Likewise.
14927 (aarch64_emit_swrsqrt): Use new function name.
14928 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
14929 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
14930 text explaining this option.
14931 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
14933 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14936 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
14937 complain about -mallow-movmisalign without -mvsx if
14938 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
14940 2016-02-26 Joel Sherrill <joel@rtems.org>
14942 * config.gcc: Add x86_64-*-rtems*.
14943 * config/i386/rtems-64.h: New file.
14945 2016-02-26 Joel Sherrill <joel@rtems.org>
14947 * config.gcc: Add aarch64-*-rtems*.
14948 * config/aarch64/rtems.h: New file.
14950 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
14953 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
14954 shift amount using %h. Add comment.
14956 2016-02-26 Richard Biener <rguenther@suse.de>
14957 Jeff Law <law@redhat.com>
14959 PR tree-optimization/69740
14960 * cfghooks.c (remove_edge): Request loop fixups if we delete
14961 an edge that might turn an irreducible loop into a natural
14964 2016-02-26 Martin Jambor <mjambor@suse.cz>
14966 PR middle-end/69920
14967 * tree-sra.c (sra_modify_assign): Do not remove loads of
14968 uninitialized aggregates to SSA_NAMEs.
14970 2016-02-26 Richard Henderson <rth@redhat.com>
14973 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
14974 pseudo in case the target rtx matches the source of the left
14977 2016-02-26 Martin Jambor <mjambor@suse.cz>
14980 * hsa.h (hsa_type_packed_p): Declare.
14981 * hsa.c (hsa_type_packed_p): New function.
14982 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
14984 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
14985 * hsa-brig.c (emit_basic_insn): Likewise.
14987 2016-02-26 Martin Jambor <mjambor@suse.cz>
14990 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
14992 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
14994 2016-02-26 Martin Jambor <mjambor@suse.cz>
14996 * hsa.h (is_a_helper): New overload for hsa_op_immed for
14997 hsa_op_with_type operands.
14998 (hsa_unsigned_type_for_type): Declare.
14999 * hsa.c (hsa_unsigned_type_for_type): New function.
15000 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
15001 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
15002 the finalizer. Do not emit extra move.
15004 2016-02-26 Martin Jambor <mjambor@suse.cz>
15006 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
15007 atomic operations in private segment.
15009 2016-02-26 Martin Jambor <mjambor@suse.cz>
15011 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
15012 statements to wi->info. Also disallow omp simd constructs.
15013 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
15014 for not gridifying. Dump special string for omp_for.
15016 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15019 * config/aarch64/aarch64.c (aarch64_set_current_function):
15020 Save/restore target globals when switching to
15021 target_option_default_node.
15023 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15026 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
15027 Return 0 if !SHIFT_COUNT_TRUNCATED.
15029 2016-02-26 Jakub Jelinek <jakub@redhat.com>
15030 Eric Botcazou <ebotcazou@adacore.com>
15032 PR rtl-optimization/69891
15033 * dse.c (scan_insn): If we can't figure out memset arguments
15034 or they are non-constant, call clear_rhs_from_active_local_stores.
15036 2016-02-26 Martin Liska <mliska@suse.cz>
15038 * doc/extend.texi: Mention clog10, clog10f an clog10l
15039 in Builtins section.
15041 2016-02-26 Martin Liska <mliska@suse.cz>
15043 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
15045 (resolve_args_picking_1): Likewise.
15046 * dwarf2out.h (struct GTY): Likewise.
15048 2016-02-26 Martin Liska <mliska@suse.cz>
15050 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
15051 with flag_checking.
15052 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
15054 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
15055 Martin Liska <mliska@suse.cz>
15057 * doc/install.texi: Mention --enable-valgrind-annotations.
15059 2016-02-26 Richard Biener <rguenther@suse.de>
15061 PR tree-optimization/69551
15062 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
15063 looking through aliases adjust DECL_PT_UID to refer to the
15064 ultimate alias target.
15066 2016-02-25 Martin Liska <mliska@suse.cz>
15068 PR middle-end/69919
15069 * alloc-pool.c (after_memory_report): New variable.
15070 * alloc-pool.h (base_pool_allocator ::release): Do not use
15071 the infrastructure if after_memory_report.
15072 * toplev.c (toplev::main): Mark after memory report.
15074 2016-02-25 Richard Biener <rguenther@suse.de>
15076 PR tree-optimization/48795
15077 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
15079 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
15082 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
15083 offloading is enabled and -fopenacc or -fopenmp is specified.
15084 (CRTOFFLOADEND): Likewise.
15085 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
15086 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
15087 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
15088 (offload_objects_file_name): New static var.
15089 (tool_cleanup): Remove offload_objects_file_name file.
15090 (find_offloadbeginend): Replace with ...
15091 (find_crtoffloadtable): ... this.
15092 (run_gcc): Remove offload_argc and offload_argv.
15093 Get offload_objects_file_name from -foffload-objects=... option.
15094 Read names of object files with offload from this file, pass them to
15095 compile_images_for_offload_targets. Don't call find_offloadbeginend and
15096 don't pass offloadbegin and offloadend to the linker. Don't pass
15097 offload non-LTO files to the linker, because now they're not claimed.
15099 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
15102 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
15103 on builtin_unreachable.
15105 2016-02-25 Jakub Jelinek <jakub@redhat.com>
15107 PR rtl-optimization/69896
15108 * regcprop.c: Include cfgrtl.h.
15109 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
15110 than remembered mode, either delete it (if noop_move_p), or
15111 treat like copy_p but not noop_p instruction.
15113 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15116 * dwarf2out.c (gen_variable_die): Work around buggy LTO
15117 - allow NULL decl for Fortran DW_TAG_common_block variables.
15119 2016-02-24 Jason Merrill <jason@redhat.com>
15121 * common.opt (flifetime-dse): Add -flifetime-dse=1.
15123 2016-02-24 Richard Biener <rguenther@suse.de>
15124 Jakub Jelinek <jakub@redhat.com>
15126 PR middle-end/69760
15127 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
15128 conditionally executed ops to well-defined overflow behavior.
15130 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15132 PR middle-end/69915
15133 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
15136 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15138 PR rtl-optimization/69886
15139 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
15140 argument. Use it when checking validity of set instructions.
15141 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
15142 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
15144 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
15145 * store-motion.c (find_moveable_store): Update
15146 can_assign_to_reg_without_clobbers_p callsite.
15148 2016-02-24 Richard Biener <rguenther@suse.de>
15150 PR middle-end/68963
15151 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
15153 (record_nonwrapping_iv): Do not fall back to the low/high bound
15154 for non-constant IV bases if the stmt is not always executed.
15156 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15158 * config/arm/arm-cores.def (cortex-a32): New entry.
15159 * config/arm/arm-tables.opt: Regenerate.
15160 * config/arm/arm-tune.md: Regenerate.
15161 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
15162 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
15163 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
15164 for -mcpu and -mtune.
15166 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15169 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
15170 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
15171 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
15172 (atomic_loaddi_1): Delete.
15173 (atomic_loaddi): Rewrite expander using the above changes.
15175 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15178 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
15181 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15182 Richard Biener <rguenth@suse.de>
15184 PR middle-end/69909
15185 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
15186 set_mem_attributes if tem is SSA_NAME which got expanded
15189 2016-02-24 Richard Biener <rguenther@suse.de>
15191 PR tree-optimization/69907
15192 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
15193 end of permutations for BB vectorization.
15195 2016-02-24 Christian Bruel <christian.bruel@st.com>
15197 * config/arm/arm-c.c (arm_option_override): Initialize
15198 target_option_current_node.
15199 * config/arm/arm.c (arm_pragma_target_parse): Replace
15200 build_target_option_node call by target_option_current_node.
15201 Set target_option_current_node.
15204 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
15207 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
15208 define_insn_and_split to define_insn.
15209 (zero_extendqi<mode>2_dot2): Same.
15210 (extendqi<mode>2_dot): Same.
15211 (extendqi<mode>2_dot2): Same.
15213 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
15215 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
15216 and add bypass for AES{D,E} and AESMC pairs.
15217 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
15220 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
15222 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
15223 series for reciprocal square root in Exynos M1.
15225 2016-02-23 Martin Sebor <msebor@redhat.com>
15228 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
15229 __builtin_alloca_with_align.
15231 2016-02-23 Richard Henderson <rth@redhat.com>
15233 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
15234 (ix86_register_pragmas): Remove __seg_tls.
15235 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
15236 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
15237 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
15238 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
15239 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
15240 * doc/extend.texi (__seg_tls): Remove item.
15242 2016-02-23 Richard Biener <rguenther@suse.de>
15244 * alloc-pool.h (struct allocation_object): Make id member
15245 conditional on CHECKING_P again.
15246 (get_instance): Adjust.
15247 (base_pool_allocator): Likewise.
15249 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
15251 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
15252 (parallelize_loops): In OpenACC kernels mode, set n_threads to
15254 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
15256 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
15258 2016-02-23 Richard Biener <rguenther@suse.de>
15260 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
15261 * bitmap.h (struct bitmap_usage): Likewise.
15262 (bitmap_move): Declare.
15263 * bitmap.c (register_overhead): Take size_t argument.
15264 (bitmap_move): New function.
15265 * df-problems.c (df_rd_transfer_function): Use bitmap_move
15266 to properly account overhead.
15267 * tree.c (free_node): Use tree_size.
15269 2016-02-23 Jakub Jelinek <jakub@redhat.com>
15272 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
15273 when inverting comparison.
15276 * common.opt (Wunreachable-code): Add Warning flag.
15278 2016-02-23 Mark Wielaard <mjw@redhat.com>
15279 Jakub Jelinek <jakub@redhat.com>
15282 * cgraphunit.c (check_global_declaration): Check main_input_filename
15283 and DECL_SOURCE_FILE are not NULL.
15285 2016-02-23 Martin Jambor <mjambor@suse.cz>
15287 PR tree-optimization/69666
15288 * tree-sra.c (sra_modify_assign): Do not attempt to create
15289 default_def replacements for unscalarizable regions.
15291 2016-02-20 Mark Wielaard <mjw@redhat.com>
15294 * cgraphunit.c (check_global_declaration): Check level of
15295 warn_unused_const_variable and main_input_filename.
15296 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
15297 (-Wunused-variable): For C implies -Wunused-const-variable=1.
15298 (-Wunused-const-variable): Explain levels 1 and 2.
15300 2016-02-22 Jakub Jelinek <jakub@redhat.com>
15303 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
15304 identical arguments. Formatting and spelling fixes.
15307 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
15312 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
15313 and m68k-devices.def.
15314 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
15315 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
15317 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
15319 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
15320 and HImode registers.
15322 2016-02-22 Richard Biener <rguenther@suse.de>
15324 PR tree-optimization/69882
15325 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
15326 preserve permutations present because of gaps.
15327 (vect_supported_load_permutation_p): Always continue checking
15328 permutations after vect_attempt_slp_rearrange_stmts.
15330 2016-02-22 Bin Cheng <bin.cheng@arm.com>
15332 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
15333 min_profitable_estimate, rather than min_profitable_iters.
15335 2016-02-22 Jakub Jelinek <jakub@redhat.com>
15338 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
15339 SImode for last match_operand.
15341 2016-02-22 Martin Liska <mliska@suse.cz>
15343 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
15344 return bitsize - 1 as the return value.
15346 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
15350 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
15351 Handle negative shift counts.
15352 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
15353 force_reg on the shift constant.
15354 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
15355 (lshrsi3_d): Handle negative shift counts.
15357 2016-02-22 Richard Biener <rguenther@suse.de>
15358 Tom de Vries <tom@codesourcery.com>
15360 * graph.c: Include dumpfile.h.
15361 (print_graph_cfg): Split into three overloads.
15362 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
15364 2016-02-22 Tom de Vries <tom@codesourcery.com>
15366 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
15369 2016-02-22 Richard Biener <rguenther@suse.de>
15372 * ipa-inline-transform.c (inline_call): When not updating
15373 overall summaries adjust self size by the growth estimate.
15374 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
15375 hash-set, do not update overall summaries here. Renamed from ...
15376 (inline_to_all_callers): ... this which is now wrapping the
15377 above and performing delayed overall summary update.
15378 (early_inline_small_functions): Delay updating of the overall
15381 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
15383 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
15386 2016-02-19 Jakub Jelinek <jakub@redhat.com>
15389 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
15390 :%* in %:gt() argument.
15391 (greater_than_spec_func): Adjust for expecting only numbers,
15392 if there are more than two numbers, compare the last two.
15394 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
15396 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
15397 -Wnarrowing with -std.
15399 2016-02-19 Jakub Jelinek <jakub@redhat.com>
15402 * expr.c (store_field): Don't use bit-field path if exp is
15403 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
15404 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
15405 and the assignment can be performed by bitwise copy. Formatting
15408 PR middle-end/69838
15409 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
15410 call copy_reg_eh_region_note_forward on before and/or after sequences
15411 and remove note from insn if it no longer can throw.
15414 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
15415 if TARGET_AVX512BW.
15417 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15419 * config/s390/vector.md: Add missing commutative operand markers
15420 to the patterns which qualify for one.
15421 * config/s390/vx-builtins.md: Likewise.
15423 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15425 * config/s390/vector.md (VI, VI_QHS): Add single element vector
15426 types to mode iterators.
15427 (vec_double): ... and mode attribute.
15428 * config/s390/vx-builtins.md (non_vec_int): Likewise.
15430 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15432 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
15433 Change the predicate of op2 from nonimmediate to general and let
15434 reload fix it if necessary.
15436 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15438 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
15440 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15442 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
15445 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15447 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
15448 * config/s390/s390.c (s390_expand_vec_movstr): New function.
15449 * config/s390/s390.md ("movstr<P:mode>"): Call
15450 s390_expand_vec_movstr.
15452 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15454 * config/s390/s390.md: Add missing output modifier for operand 1
15455 to print it as address properly.
15457 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15459 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
15460 * config/s390/2964.md: New file.
15461 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
15462 of insn grouping attributes depending on the CPU level.
15463 (s390_get_unit_mask): New function.
15464 (s390_sched_score): Remove the OOO from the scheduling macros.
15465 Add loop to calculate a score for the instruction mix.
15466 (s390_sched_reorder): Likewise plus improve debug output.
15467 (s390_sched_variable_issue): Rename macros as above. Calculate
15468 the unit distances after actually scheduling an insn. Improve
15470 (s390_sched_init): Clear last_scheduled_unit_distance array.
15471 * config/s390/s390.md: Include 2964.md.
15473 2016-02-18 Jakub Jelinek <jakub@redhat.com>
15476 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
15477 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
15478 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
15479 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
15480 *avx512f_<code>v8div16qi2_mask_1): New insns.
15482 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15485 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
15488 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
15489 earlyclobber from target. Use wF constraint for fused memory
15491 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
15493 2016-02-18 Jakub Jelinek <jakub@redhat.com>
15494 Martin Liska <mliska@suse.cz>
15497 * cfgexpand.c (asan_sanitize_stack_p): New function.
15498 (partition_stack_vars): Use the function.
15499 (expand_stack_vars): Likewise.
15500 (defer_stack_allocation): Likewise.
15501 (expand_used_vars): Likewise.
15503 2016-02-18 Richard Biener <rguenther@suse.de>
15505 PR middle-end/69553
15506 * fold-const.c (operand_equal_p): Properly compare offsets for
15507 IMAGPART_EXPR and ARRAY_REF.
15509 2016-02-18 Nick Clifton <nickc@redhat.com>
15513 * config/arm/arm.c (arm_option_override_internal): Disable
15514 interworking if the target does not support thumb instructions.
15515 (arm_reload_in_hi): Handle the case where a register to register
15516 move needs reloading because there is no simple pattern to handle
15518 (arm_reload_out_hi): Likewise.
15520 2016-02-18 Richard Biener <rguenther@suse.de>
15522 PR middle-end/69854
15523 * match.pd: Don't use fold_binary or fold_unary for folding
15526 2016-02-17 Jakub Jelinek <jakub@redhat.com>
15529 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
15530 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
15531 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
15532 warn on gimple_no_warning_p statements.
15534 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
15536 * doc/extend.texi (C++ Attributes): Correct description of
15537 warn_unused type attribute.
15539 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15541 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
15542 correct instruction.
15544 2016-02-17 Richard Biener <rguenther@suse.de>
15546 PR rtl-optimization/69609
15547 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
15548 (find_traces_1_round): When ending a trace update cached priority
15550 (bb_to_key): Use cached priority when available.
15551 (copy_bb): Initialize cached priority.
15552 (reorder_basic_blocks_software_trace_cache): Likewise.
15554 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15557 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
15559 (aarch64_comparison_operator): Break overly long line into two.
15560 (aarch64_comparison_operation): Likewise.
15561 * config/aarch64/aarch64.md (cstorecc4): Use
15562 aarch64_comparison_operator_mode instead of
15563 aarch64_comparison_operator.
15564 (cstore<mode>4): Likewise.
15565 (aarch64_cstore<mode>): Likewise.
15566 (*cstoresi_insn_uxtw): Likewise.
15567 (cstore<mode>_neg): Likewise.
15568 (*cstoresi_neg_uxtw): Likewise.
15570 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15573 * config/arm/predicates.md (arm_comparison_operator_mode):
15575 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
15576 instead of arm_comparison_operator.
15577 (*mov_negscc): Likewise.
15578 (*mov_notscc): Likewise.
15579 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
15580 (*thumb2_mov_negscc): Likewise.
15581 (*thumb2_mov_negscc_strict_it): Likewise.
15582 (*thumb2_mov_notscc): Likewise.
15583 (*thumb2_mov_notscc_strict_it): Likewise.
15585 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
15587 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
15588 Add missing return.
15590 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
15592 * config/visium/visium.c (machine_libfunc_index): New enum.
15593 (machine_libfuncs): New structure.
15594 (visium_libfuncs): New static variable.
15595 (TARGET_INIT_LIBFUNCS): Define to...
15596 (visium_init_libfuncs): ...this. New function.
15597 (expand_block_move_4): Use the appropriate libfunc.
15598 (expand_block_move_2): Likewise.
15599 (expand_block_move_1): Likewise.
15600 (expand_block_set_4): Likewise.
15601 (expand_block_set_2): Likewise.
15602 (expand_block_set_1): Likewise.
15603 (visium_trampoline_init): Likewise.
15605 2016-02-17 Nick Clifton <nickc@redhat.com>
15607 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
15608 TI's devices.csv file as of March 2016.
15610 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
15613 * opts-global.c (handle_common_deferred_options): Introduce and
15614 initialize two global variables to remember command-line options
15615 specifying a stack-limiting register.
15616 * opts.h: Add extern declarations of the two new global variables.
15617 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
15618 variable based on the values of the two new global variables.
15620 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15623 * common.opt (Wnonnull-compare): New warning.
15624 * doc/invoke.texi (-Wnonnull): Remove text about comparison
15625 of arguments against NULL.
15626 (-Wnonnull-compare): Document.
15627 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
15628 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
15629 * passes.def (pass_warn_nonnull_compare): Add.
15630 * gimple-ssa-nonnull-compare.c: New file.
15632 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15634 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
15635 AARCH64_EXTRA_TUNE_RECIP_SQRT.
15637 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15639 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
15640 reciprocal sqrt for -mlow-precision-recip-sqrt.
15642 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15643 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15645 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
15646 always use lane loads to construct non-constant vectors.
15648 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15650 * config/aarch64/aarch64.md
15651 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
15652 constraints for operand 3.
15653 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
15655 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15656 Richard Biener <rguenther@suse.de>
15658 PR tree-optimization/69820
15659 * tree-vect-patterns.c (type_conversion_p): Return false if
15660 *orig_type is unsigned single precision or boolean.
15661 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
15664 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15666 PR rtl-optimization/69764
15667 PR rtl-optimization/69771
15668 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
15669 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
15671 2016-02-16 Richard Biener <rguenther@suse.de>
15673 PR tree-optimization/69776
15674 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
15676 (indirect_refs_may_alias_p): Likewise.
15677 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
15678 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
15679 according to tbaa_p.
15680 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
15681 (optimize_stmt): For redundant store discovery do not allow tbaa.
15683 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
15685 PR tree-optimization/69714
15686 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
15687 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
15689 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
15691 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
15692 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
15693 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
15694 * config/arc/arc.c (arc_init): Check FPU options.
15695 (get_arc_condition_code): Handle new CC_FPU* modes.
15696 (arc_select_cc_mode): Likewise.
15697 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
15698 register pair only. Allow access for ARCv2 accumulator.
15699 (gen_compare_reg): Whenever we have FPU support use FPU compare
15701 (arc_reorg): Don't generate brcc insns when FPU compare
15702 instructions are involved.
15703 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
15704 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
15705 floating point emulation.
15706 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
15707 (REVERSE_CONDITION): Add new CC_FPU* modes.
15708 (TARGET_FP_SP_BASE): Define.
15709 (TARGET_FP_DP_BASE): Likewise.
15710 (TARGET_FP_SP_FUSED): Likewise.
15711 (TARGET_FP_DP_FUSED): Likewise.
15712 (TARGET_FP_SP_CONV): Likewise.
15713 (TARGET_FP_DP_CONV): Likewise.
15714 (TARGET_FP_SP_SQRT): Likewise.
15715 (TARGET_FP_DP_SQRT): Likewise.
15716 (TARGET_FP_DP_AX): Likewise.
15717 * config/arc/arc.md (ARCV2_ACC): New constant.
15718 (type): New fpu type attribute.
15719 (SDF): Conditional iterator.
15720 (cstore<mode>, cbranch<mode>): Change expand condition.
15721 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
15722 handles FPU/FPX cases as well.
15723 * config/arc/arc.opt (mfpu): New option.
15724 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
15726 (adddf3, muldf3, subdf3): Removed.
15727 * config/arc/predicates.md (proper_comparison_operator): Recognize
15729 * config/arc/fpu.md: New file.
15730 * doc/invoke.texi (ARC Options): Document mfpu option.
15732 2016-02-16 Richard Biener <rguenther@suse.de>
15734 PR rtl-optimization/69291
15735 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
15736 noce_operand_ok check.
15738 2016-02-16 Tom de Vries <tom@codesourcery.com>
15741 * omp-low.c (simd_clone_create): Remove call to
15742 symtab->call_cgraph_insertion_hooks.
15744 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15746 PR tree-optimization/69802
15747 * tree-ssa-reassoc.c (update_range_test): If op is
15748 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
15749 op == 1 test of precision 1 integral op, otherwise handle
15750 that case as op itself. Fix up formatting.
15751 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
15754 2016-02-16 Richard Biener <rguenther@suse.de>
15756 PR tree-optimization/69586
15757 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
15758 types for conversion sources.
15760 2016-02-16 Richard Biener <rguenther@suse.de>
15762 PR middle-end/69801
15763 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
15764 mask OEP_ADDRESS_OF.
15766 2016-02-16 Alan Modra <amodra@gmail.com>
15769 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
15770 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
15771 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
15773 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
15774 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
15775 (p8_fmrgow_<mode>): Likewise.
15776 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
15778 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
15779 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
15780 to use movdi_internal64. Remove op0_di.
15781 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
15783 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
15785 Add support for the FCCMP insn types
15787 * config/aarch64/aarch64.md (fccmp): Change insn type.
15788 (fccmpe): Likewise.
15789 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
15790 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
15791 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
15792 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
15793 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
15794 * config/arm/types.md (fccmps): Add new insn type.
15795 (fccmpd): Likewise.
15797 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
15799 * alias.c (get_alias_set): Fix a typo in comment.
15801 2016-02-15 Richard Biener <rguenther@suse.de>
15803 PR tree-optimization/69595
15804 * match.pd: Complete range test simplification to true.
15806 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
15808 PR rtl-optimization/69648
15809 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
15810 pic_offset_table_rtx.
15812 PR rtl-optimization/69752
15813 * ira.c (update_equiv_regs): When looking for more than a single SET,
15814 also take other side effects into account.
15816 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15818 * config/s390/s390.c (s390_function_profiler): Add a new sequence
15819 for z900+ CPUs in 31-bit mode.
15821 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15823 * common/config/s390/s390-common.c (s390_supports_split_stack):
15825 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
15826 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
15827 * config/s390/s390.c (struct machine_function): New field
15828 split_stack_varargs_pointer.
15829 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
15830 in s390_emit_prologue.
15831 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
15833 (morestack_ref): New global.
15834 (SPLIT_STACK_AVAILABLE): New macro.
15835 (s390_expand_split_stack_prologue): New function.
15836 (s390_live_on_entry): New function.
15837 (s390_va_start): Use split-stack vararg pointer if appropriate.
15838 (s390_asm_file_end): Emit the split-stack note sections.
15839 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
15840 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
15841 (UNSPECV_SPLIT_STACK_CALL): New unspec.
15842 (UNSPECV_SPLIT_STACK_DATA): New unspec.
15843 (split_stack_prologue): New expand.
15844 (split_stack_space_check): New expand.
15845 (split_stack_data): New insn.
15846 (split_stack_call): New expand.
15847 (split_stack_call_*): New insn.
15848 (split_stack_cond_call): New expand.
15849 (split_stack_cond_call_*): New insn.
15851 2016-02-15 Richard Biener <rguenther@suse.de>
15853 PR tree-optimization/69783
15854 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15855 Add trivially correct cases.
15857 2016-02-15 Tom de Vries <tom@codesourcery.com>
15860 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
15862 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
15864 2016-02-15 Richard Biener <rguenther@suse.de>
15866 PR tree-optimization/69776
15867 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15868 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
15869 indicate whether we can use TBAA to disambiguate against stores.
15870 Use alias-set zero if not.
15871 (visit_reference_op_store): Do not use TBAA when looking up
15873 * tree-ssa-pre.c (compute_avail): Use TBAA here.
15874 (eliminate_dom_walker::before_dom_children): But not when looking
15875 up redundant stores.
15877 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
15879 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
15881 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15883 * config/i386/znver1.md
15884 (znver1_pop, znver1_pop_mem,
15885 znver1_load_imov_double_store,
15886 znver1_load_imov_direct_store,
15887 znver1_load_imov_direct_load,
15888 znver1_load_imov_double_load): Add new.
15889 (znver1_insn, znver1_insn_load): Add icmov type.
15890 (znver1_sseavx_fma,
15891 znver1_sseavx_fma_load,
15893 znver1_avx256_fma_load): Fix pipe usage.
15895 2016-02-14 Alan Modra <amodra@gmail.com>
15898 * reload.c (find_reloads_address_1): For pre/post-inc/dec
15899 with an invalid hard reg, reload just the reg not the entire
15900 pre/post-inc/dec address expression.
15902 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15905 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
15906 fixed R1_REG scratch reg.
15907 (sibcall_value_pcrel_fdpic): Likewise.
15909 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15913 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
15915 2016-02-12 Walter Lee <walt@tilera.com>
15917 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
15918 * config/tilegx/t-tilegx: Likewise.
15920 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15923 * diagnostic-show-locus.c (struct line_span): New struct.
15924 (layout::get_first_line): Delete.
15925 (layout::get_last_line): Delete.
15926 (layout::get_num_line_spans): New member function.
15927 (layout::get_line_span): Likewise.
15928 (layout::print_heading_for_line_span_index_p): Likewise.
15929 (layout::get_expanded_location): Likewise.
15930 (layout::calculate_line_spans): Likewise.
15931 (layout::m_first_line): Delete.
15932 (layout::m_last_line): Delete.
15933 (layout::m_line_spans): New field.
15934 (layout::layout): Update comment. Replace m_first_line and
15935 m_last_line with m_line_spans, replacing their initialization
15936 with a call to calculate_line_spans.
15937 (diagnostic_show_locus): When printing source lines and
15938 annotations, rather than looping over a single span
15939 of lines, instead loop over each line_span within
15940 the layout, with an inner loop over the lines within them.
15941 Call the context's start_span callback when changing line spans.
15942 * diagnostic.c (diagnostic_initialize): Initialize start_span.
15943 (diagnostic_build_prefix): Break out the building of the location
15944 part of the string into...
15945 (diagnostic_get_location_text): ...this new function, rewriting
15946 it from nested ternary expressions to a sequence of "if"
15948 (default_diagnostic_start_span_fn): New function.
15949 * diagnostic.h (diagnostic_start_span_fn): New typedef.
15950 (diagnostic_context::start_span): New field.
15951 (default_diagnostic_start_span_fn): New prototype.
15953 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15956 * gcc.c (driver::finalize): Fix cleanup of "specs".
15958 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15962 * gcc.c (driver::driver): Initialize m_option_suggestions.
15963 (driver::~driver): Clean up m_option_suggestions.
15964 (suggest_option): Convert to...
15965 (driver::suggest_option): ...this, and split out into
15966 driver::build_option_suggestions and find_closest_string.
15967 (driver::build_option_suggestions): New function, from
15968 first half of suggest_option. Special-case
15969 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
15970 the sanitizer_opts array. For options of enum types, add the
15971 various enum values to the candidate strings.
15972 (driver::handle_unrecognized_options): Remove "const".
15973 * gcc.h (driver::handle_unrecognized_options): Likewise.
15974 (driver::build_option_suggestions): New decl.
15975 (driver::suggest_option): New decl.
15976 (driver::m_option_suggestions): New field.
15977 * opts-common.c (add_misspelling_candidates): New function.
15978 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
15979 and make non-static.
15980 * opts.h (sanitizer_opts): New array decl.
15981 (add_misspelling_candidates): New function decl.
15982 * spellcheck.c (find_closest_string): New function.
15983 * spellcheck.h (find_closest_string): New function decl.
15985 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15987 PR rtl-optimization/69764
15988 PR rtl-optimization/69771
15989 * optabs.c (expand_binop_directly): For shift_optab_p, force
15990 convert_modes with VOIDmode if xop1 has VOIDmode.
15992 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
15995 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
15996 to correctly determine instrumentation thunks.
15998 2016-02-12 Jakub Jelinek <jakub@redhat.com>
16001 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
16002 type by reference, force lhs on the call.
16005 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
16006 Compute retval and retbnd early in all cases if split_part_return_p
16007 and return_bb is not EXIT. Remove all clobber stmts and reset
16008 all debug stmts that refer to SSA_NAMEs defined in split part,
16009 except if it is retval, in that case replace the old retval with the
16010 lhs of the call to the split part.
16012 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16015 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16017 PR middle-end/66726
16018 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
16019 whose result is used in PHI.
16020 (maybe_optimize_range_tests): Likewise.
16021 (final_range_test_p): Likweise.
16023 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16025 PR middle-end/66726
16026 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
16027 whose result is used in PHI.
16028 (maybe_optimize_range_tests): Likewise.
16029 (final_range_test_p): Likweise.
16031 2016-02-12 Jakub Jelinek <jakub@redhat.com>
16033 * cgraph.c: Spelling fixes - behaviour -> behavior and
16034 neighbour -> neighbor.
16035 * target.def: Likewise.
16036 * sel-sched.c: Likewise.
16037 * config/mips/mips.c: Likewise.
16038 * config/arc/arc.md: Likewise.
16039 * config/arm/cortex-a57.md: Likewise.
16040 * config/arm/arm.c: Likewise.
16041 * config/arm/neon.md: Likewise.
16042 * config/arm/arm-c.c: Likewise.
16043 * config/vms/vms-c.c: Likewise.
16044 * config/s390/s390.c: Likewise.
16045 * config/i386/znver1.md: Likewise.
16046 * config/i386/i386.c: Likewise.
16047 * config/ia64/hpux-unix2003.h: Likewise.
16048 * config/msp430/msp430.md: Likewise.
16049 * config/rx/rx.c: Likewise.
16050 * config/rx/rx.md: Likewise.
16051 * config/aarch64/aarch64-simd.md: Likewise.
16052 * config/aarch64/aarch64.c: Likewise.
16053 * config/nvptx/nvptx.c: Likewise.
16054 * config/bfin/bfin.c: Likewise.
16055 * config/cris/cris.opt: Likewise.
16056 * config/rs6000/rs6000.c: Likewise.
16057 * target.h: Likewise.
16058 * spellcheck.c: Likewise.
16059 * ira-build.c: Likewise.
16060 * tree-inline.c: Likewise.
16061 * builtins.c: Likewise.
16062 * lra-constraints.c: Likewise.
16063 * explow.c: Likewise.
16064 * hwint.h: Likewise.
16065 * targhooks.c: Likewise.
16066 * tree-vect-data-refs.c: Likewise.
16067 * expr.c: Likewise.
16068 * doc/tm.texi: Likewise.
16069 * doc/extend.texi: Likewise.
16070 * doc/install.texi: Likewise.
16071 * doc/md.texi: Likewise.
16072 * tree-ssa-tail-merge.c: Likewise.
16073 * sched-int.h: Likewise.
16074 * match.pd: Likewise.
16075 * sched-ebb.c: Likewise.
16076 * target.def (omit_struct_return_reg): Likewise.
16077 * gimple-ssa-isolate-paths.c: Likewise.
16078 (find_implicit_erroneous_behaviour): Renamed to...
16079 (find_implicit_erroneous_behavior): ... this.
16080 (find_explicit_erroneous_behaviour): Renamed to...
16081 (find_explicit_erroneous_behavior): ... this.
16082 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
16084 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
16086 PR rtl-optimization/64682
16087 PR rtl-optimization/69567
16088 PR rtl-optimization/69737
16089 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
16090 in I2 as well, just lose it.
16092 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16094 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
16096 (aarch64_last_printed_tune_string): Likewise.
16097 (aarch64_declare_function_name): Only output .arch assembler
16098 directive if it will be different from the previously output
16099 directive. Same for .tune comment but only if -dA is set.
16100 (aarch64_start_file): New function.
16101 (TARGET_ASM_FILE_START): Define.
16103 2016-02-11 David Malcolm <dmalcolm@redhat.com>
16106 * Makefile.in (PLUGIN_HEADERS): Add params.list.
16108 2016-02-11 Jakub Jelinek <jakub@redhat.com>
16111 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
16112 -Wmaybe-uninitialized warning.
16114 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
16117 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
16119 2016-02-11 Richard Biener <rguenther@suse.de>
16121 PR rtl-optimization/69291
16122 * ifcvt.c (noce_try_store_flag_constants): Do not allow
16123 subexpressions affected by changing the result.
16125 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
16128 * lra-constraints.c (curr_insn_transform): Find in/out operands
16129 for secondary memory moves. Update dups.
16131 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
16133 PR tree-optimization/69652
16134 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
16135 to nested loop, did source re-formatting, skip debug statements,
16136 add check on statement with volatile operand, remove dead scalar
16139 2016-02-10 Jakub Jelinek <jakub@redhat.com>
16140 Patrick Palka <ppalka@gcc.gnu.org>
16144 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
16145 calls if the return type is TREE_ADDRESSABLE.
16146 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
16147 * ipa-split.c (split_function): Fix doubled "we" in comment.
16148 Use void return type for the split part even if
16149 !split_point->split_part_set_retval.
16151 2016-02-10 Bin Cheng <bin.cheng@arm.com>
16153 PR tree-optimization/68021
16154 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
16155 when computing the value of biv cand by itself.
16157 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
16159 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
16160 (cortexa57_tunings): Likewise.
16161 (cortexa72_tunings): Likewise.
16162 (arch_macro_fusion_pair_p): Add support for AES fusion.
16163 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
16164 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
16165 Allow virtual registers before reload so early scheduling works.
16166 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
16167 correct latency and pipeline.
16168 (cortex_a57_crypto_complex): Likewise.
16169 (cortex_a57_crypto_xor): Likewise.
16170 (define_bypass): Add AES bypass.
16172 2016-02-10 Richard Biener <rguenther@suse.de>
16174 PR tree-optimization/69726
16175 * passes.def: Add DCE pass before late uninit.
16176 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
16177 really fixup if-conversions job.
16179 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
16181 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
16182 (arm_cortex_a57_tune): Likewise.
16183 (aarch_macro_fusion_pair_p): Add support for AES fusion.
16184 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
16186 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
16188 * timevar.def (TV_PHASE_DBGINFO): Delete.
16189 (TV_PHASE_CHECK_DBGINFO): Likewise.
16190 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
16192 2016-02-10 Richard Biener <rguenther@suse.de>
16194 PR tree-optimization/69719
16195 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
16196 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
16198 2016-02-09 Andrew Pinski <apinski@cavium.com>
16201 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
16202 get_vcond_mask_icode returns false.
16204 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
16207 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
16208 an ADDIS that adds a pointer to a large constant that sets the
16209 upper16 bits with a load operation.
16211 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
16214 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
16216 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
16218 (vzipq_s16): Likewise.
16219 (vzipq_s32): Likewise.
16220 (vzipq_f32): Likewise.
16221 (vzipq_u8): Likewise.
16222 (vzipq_u16): Likewise.
16223 (vzipq_u32): Likewise.
16224 (vzipq_p8): Likewise.
16225 (vzipq_p16): Likewise.
16227 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
16230 * config/arm/arm.c (neon_endian_lane_map): New function.
16231 (neon_vector_pair_endian_lane_map): New function.
16232 (arm_evpc_neon_vuzp): Allow for big endian lane order.
16233 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
16235 (vuzpq_s16): Likewise.
16236 (vuzpq_s32): Likewise.
16237 (vuzpq_f32): Likewise.
16238 (vuzpq_u8): Likewise.
16239 (vuzpq_u16): Likewise.
16240 (vuzpq_u32): Likewise.
16241 (vuzpq_p8): Likewise.
16242 (vuzpq_p16): Likewise.
16244 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
16247 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
16250 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
16252 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
16253 truncate const_int operand 1 to QImode.
16255 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
16257 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
16258 corresponding to an abnormal edge.
16260 2016-02-09 Tom de Vries <tom@codesourcery.com>
16262 PR tree-optimization/69599
16263 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
16265 (find_func_aliases_for_builtin_call, find_func_clobbers)
16266 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
16269 2016-02-09 Richard Biener <rguenther@suse.de>
16271 PR tree-optimization/69715
16272 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
16273 LHS on calls as non-rewritable.
16275 2016-02-09 Tom de Vries <tom@codesourcery.com>
16278 * lto-wrapper.c (append_diag_options): New function.
16279 (compile_offload_image): Call append_diag_options.
16281 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
16284 * doc/extend.texi (Flag Output Operands): Correct sectioning.
16285 Minor copy-edit to fix verb tenses.
16287 2016-02-08 Jakub Jelinek <jakub@redhat.com>
16289 PR tree-optimization/69209
16290 * ipa-split.c (split_function): If split part is not
16291 returning retval, retval has gimple type but is not
16292 gimple value, force it into a SSA_NAME first.
16294 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
16296 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
16299 2016-02-08 Jason Merrill <jason@redhat.com>
16302 * convert.c (convert_to_integer_1): Check dofold on truncation
16304 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
16305 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
16306 Rename from *_nofold.
16307 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
16308 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
16310 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
16313 * tree.c (build_common_tree_nodes): Remove short_double argument.
16314 All callers changed.
16315 * tree.h (build_common_tree_nodes): Adjust declaration.
16316 * doc/invoke.texi (-fshort-double): Remove documentation.
16317 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16318 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
16319 * lto-wrapper.c (merge_and_complain, append_compiler_options)
16320 (append_linker_options): Don't handle OPT_fshort_double.
16322 PR rtl-optimization/68730
16323 * lra-remat.c (insn_to_cand_activation): New static variable.
16324 (lra_remat): Allocate and free it.
16325 (create_cand): New arg activation. Initialize a field in
16326 insn_to_cand_activation if it is nonnull.
16327 (create_cands): Pass the activation insn to create_cand when making
16328 a candidate involving an output reload. Reorganize code a little.
16329 (do_remat): Keep track of active status of candidates in a separate
16332 2016-02-08 Richard Biener <rguenther@suse.de>
16334 PR tree-optimization/69719
16335 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
16336 Properly use absolute of the difference of the two offsets to
16337 compare or adjust the segment length.
16339 2016-02-08 Richard Biener <rguenther@suse.de>
16340 Jeff Law <law@redhat.com>
16343 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
16344 types for anonymous SSA names.
16346 2016-02-08 Richard Biener <rguenther@suse.de>
16348 PR rtl-optimization/69274
16349 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
16351 2016-02-08 Jeff Law <law@redhat.com>
16353 PR tree-optimization/65917
16354 * tree-ssa-dom.c (record_temporary_equivalences): Record both
16355 equivalences from if (x == y) style conditionals.
16356 (loop_depth_of_name): Remove.
16357 (record_equality): Remove loop depth check.
16358 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
16359 (const_and_copies::record_const_or_copy_raw): New member function.
16360 * tree-ssa-scopedtables.c
16361 (const_and_copies::record_const_or_copy_raw): New, factored out of
16362 (const_and_copies::record_const_or_copy): Call new member function.
16364 2016-02-05 Jeff Law <law@redhat.com>
16366 PR tree-optimization/68541
16367 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
16368 (count_stmts_in_block): New function.
16369 (poor_ifcvt_candidate_code): Likewise.
16370 (is_feasible_trace): Add some heuristics to determine when path
16371 splitting is profitable.
16372 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
16373 is a diamond with a single exit.
16375 2016-02-05 Martin Sebor <msebor@redhat.com>
16378 * doc/invoke.texi: Update -Wplacement-new to take an optional
16381 2016-02-06 Richard Henderson <rth@redhat.com>
16384 * tree.c (tree_nop_conversion_p): Do not strip casts into or
16385 out of non-standard address spaces.
16387 2016-02-05 Jakub Jelinek <jakub@redhat.com>
16389 PR rtl-optimization/69691
16390 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
16392 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
16394 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
16395 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
16396 (*ieee128_mfvsrd_64bit): Likewise.
16397 (*ieee128_mfvsrd_32bit): Likewise.
16399 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
16403 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16405 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16406 instrumented_version.
16408 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
16410 * doc/invoke.texi (Optimize Options): In table of --param options
16411 rename second occurrence of tracer-min-branch-ratio to
16412 tracer-min-branch-probability, rename
16413 tracer-min-branch-ratio-feedback to
16414 tracer-min-branch-probability-feedback and clarify description,
16415 rename sched-spec-state-edge-prob-cutoff to
16416 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
16417 to selsched-insns-to-rename, rename lto-minpartition to
16418 lto-min-partition, delete reorder-blocks-duplicate and
16419 reorder-blocks-duplicate-feedback.
16421 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16423 * config/s390/s390.c (s390_register_info_set_ranges): Remove
16426 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
16428 * doc/extend.texi: S/390: Correct some typos.
16430 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16432 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
16434 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16437 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
16438 (s390_register_info_gprtofpr): Use new macros above.
16439 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
16441 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
16442 its name. Adjust restore and save gpr ranges.
16443 (s390_register_info_set_ranges): New function.
16444 (s390_register_info): Use new macros above. Call
16445 s390_register_info_set_ranges.
16446 (s390_optimize_register_info): Likewise.
16447 (s390_hard_regno_rename_ok): Use new macros.
16448 (s390_hard_regno_scratch_ok): Likewise.
16449 (s390_emit_epilogue): Likewise.
16450 (s390_can_use_return_insn): Likewise.
16451 (s390_optimize_prologue): Likewise.
16452 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
16454 2016-02-05 Jakub Jelinek <jakub@redhat.com>
16457 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
16459 (ix86_option_override_internal): Disable TARGET_STV even for
16460 -m{incoming,preferred}-stack-boundary=3.
16462 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16464 * config.gcc: Mark deprecated rtems targets as obsolete.
16466 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
16468 PR rtl-optimization/64682
16469 PR rtl-optimization/69567
16470 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
16471 before I2 only if the register is both used and set in I2.
16473 2016-02-04 DJ Delorie <dj@redhat.com>
16475 * config/msp430/msp430.c (msp430_start_function): Add function type.
16477 2016-02-04 Jakub Jelinek <jakub@redhat.com>
16480 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
16482 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
16484 PR rtl-optimization/69577
16486 2015-10-29 Richard Henderson <rth@redhat.com>
16490 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
16491 sse check to the exact conditions of PR 67609.
16493 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16496 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
16497 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
16498 not allowed into the traditional Altivec registers.
16499 (movtd_64bit_nodm): Likewise.
16500 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
16502 2016-02-04 David Malcolm <dmalcolm@redhat.com>
16504 * config/aarch64/cortex-a57-fma-steering.c
16505 (aarch64_register_fma_steering): Remove "static" from arguments
16508 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
16511 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
16512 twice when complex.
16514 2016-02-04 Mike Frysinger <vapier@gentoo.org>
16516 * doc/invoke.texi: Delete -mno-fma4.
16518 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
16520 PR rtl-optimization/69577
16521 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
16522 (find_subregs_of_mode): Update accordingly. Iterate over partial
16525 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
16527 * config/arm/arm-protos.h (neon_reinterpret): Remove.
16528 * config/arm/arm.c (neon_reinterpret): Remove.
16529 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
16530 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
16531 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
16532 vreinterpretti): Remove.
16533 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
16534 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
16535 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
16536 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
16537 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
16538 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
16539 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
16540 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
16541 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
16542 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
16543 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
16544 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
16545 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
16546 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
16547 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
16548 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
16549 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
16550 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
16551 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
16552 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
16553 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
16554 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
16555 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
16556 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
16557 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
16558 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
16559 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
16560 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
16561 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
16562 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
16563 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
16564 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
16565 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
16566 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
16567 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
16568 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
16569 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
16570 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
16571 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
16572 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
16573 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
16574 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
16575 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
16576 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
16577 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
16578 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
16579 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
16580 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
16581 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
16582 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
16583 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
16584 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
16585 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
16586 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
16587 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
16588 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
16589 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
16590 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
16591 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
16592 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
16593 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
16594 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
16595 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
16596 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
16597 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
16598 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
16599 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
16600 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
16601 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
16602 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
16603 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
16604 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
16605 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
16606 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
16607 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
16608 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
16609 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
16610 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
16611 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
16612 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
16613 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
16614 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
16615 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
16616 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
16617 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
16618 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
16619 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
16620 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
16621 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
16622 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
16623 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
16624 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
16625 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
16626 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
16627 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
16628 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
16629 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
16630 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
16631 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
16632 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
16633 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
16634 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
16635 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
16637 2016-02-04 Martin Liska <mliska@suse.cz>
16640 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
16641 that are gimple_store_p.
16642 (maybe_instrument_call): Likewise.
16644 2016-02-04 Bin Cheng <bin.cheng@arm.com>
16646 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
16647 register scaling out of memory reference and comment why.
16649 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16653 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
16654 folding the source of a SET.
16656 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16660 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
16661 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
16663 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
16667 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
16670 2016-02-04 Christian Bruel <christian.bruel@st.com>
16672 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
16673 * config/arm/arm.c (arm_set_current_function): Likewise.
16675 2016-02-04 Jakub Jelinek <jakub@redhat.com>
16676 Ilya Enkovich <enkovich.gnu@gmail.com>
16677 H.J. Lu <hongjiu.lu@intel.com>
16680 * config/i386/i386.c (convert_scalars_to_vector): Remove
16681 stack alignment fixes.
16682 (ix86_option_override_internal): Disable TARGET_STV if stack
16683 might not be aligned enough.
16684 (ix86_minimum_alignment): Assert that TARGET_STV is false.
16686 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
16688 * config/i386/x86-tune.def: Disable default prefetching
16691 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
16692 Vladimir Makarov <vmakarov@redhat.com>
16695 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
16696 in validating fused toc addresses.
16698 2016-02-03 Jakub Jelinek <jakub@redhat.com>
16701 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
16702 range->m_caret fields if range->m_show_caret_p is false.
16705 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
16706 Force oldval into register if it does not satisfy reg_or_short_operand
16707 predicate. Fix up formatting.
16709 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
16710 Alexandre Oliva <aoliva@redhat.com>
16713 * lra-constraints.c (simplify_operand_subreg): Check additionally
16714 address validity after potential reloading.
16715 (process_address_1): Check insns validity. In case of failure do
16718 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
16721 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
16724 2016-02-02 Jakub Jelinek <jakub@redhat.com>
16726 * wide-int.cc (canonize_uhwi): New function.
16727 (wi::divmod_internal): Use it.
16729 2016-02-02 James Norris <jnorris@codesourcery.com
16731 * gimplify.c (omp_notice_variable): Add usage check.
16733 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
16735 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
16736 like LE, GE, LT, GT when emitting relational operator.
16738 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16740 * ira-costs.c (find_costs_and_classes): Add extra argument.
16741 * target.def (ira_change_pseudo_allocno_class): Add parameter.
16742 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
16743 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
16744 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
16745 Add best_class parameter, and return it if not ALL_REGS.
16746 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
16748 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
16749 Update target hook.
16751 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16753 * config/aarch64/aarch64.c
16754 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
16755 (aarch64_ira_change_pseudo_allocno_class): New function.
16757 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
16760 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
16762 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16764 * config/avr/avr.c (avr_option_override): Set
16765 PARAM_ALLOW_STORE_DATA_RACES to 1.
16767 2016-02-02 Richard Biener <rguenther@suse.de>
16769 PR tree-optimization/69595
16770 * match.pd: Add range test simplifications to true/false.
16772 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
16774 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
16775 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
16778 2016-02-02 Richard Biener <rguenther@suse.de>
16780 PR tree-optimization/69606
16781 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
16782 info on the result before moving a stmt.
16784 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
16786 PR middle-end/68542
16787 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
16788 branch with vector comparison.
16789 * config/i386/sse.md (VI48_AVX): New mode iterator.
16790 (define_expand "cbranch<mode>4): Add support for conditional branch
16791 with vector comparison.
16792 * tree-vect-loop.c (optimize_mask_stores): New function.
16793 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
16794 has_mask_store field of vect_info.
16795 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
16796 vectorized loops having masked stores after vec_info destroy.
16797 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
16798 correspondent macros.
16799 (optimize_mask_stores): Add prototype.
16801 2016-02-02 Alan Modra <amodra@gmail.com>
16804 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
16807 2016-02-02 Alan Modra <amodra@gmail.com>
16810 * config/rs6000/rs6000.c (need_toc_init): New var, set it
16811 whenever toc_label_name used.
16812 (rs6000_file_start): Don't set up toc section here,
16813 (rs6000_output_function_epilogue): do so here instead,
16814 (rs6000_xcoff_file_start): and here.
16815 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
16816 (load_toc_aix_di): Likewise.
16818 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16820 PR rtl-optimization/69592
16821 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
16822 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
16823 (num_sign_bit_copies_binary_arith_p): New inline function.
16824 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
16826 2016-02-01 Jeff Law <law@redhat.com>
16828 PR tree-optimization/69580
16829 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
16830 * tree-ssa-threadbackward.c
16831 (fsm_find_control_statement_thread_paths): Do not try to walk
16832 through large PHI nodes.
16834 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16836 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
16837 when count is incremented above limit, don't analyze further
16840 * omp-low.c (oacc_parse_default_dims): Avoid
16841 -Wsign-compare warning, make sure value fits into int
16842 rather than just unsigned int.
16844 2016-02-01 Bin Cheng <bin.cheng@arm.com>
16846 PR tree-optimization/67921
16847 * fold-const.c (split_tree): New parameters. Convert pointer
16848 type variable part to proper type before negating.
16849 (fold_binary_loc): Pass new arguments to split_tree.
16851 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
16853 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
16854 (nvptx_goacc_validate_dims): Extend to handle global defaults.
16855 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
16856 * doc/tm.texti: Rebuilt.
16857 * doc/invoke.texi (fopenacc-dim): Document.
16858 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
16859 (append_compiler_options): Likewise.
16860 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
16861 (oacc_parse_default_dims): New.
16862 (oacc_validate_dims): Add USED arg. Select non-unity default when
16864 (oacc_loop_fixed_partitions): Return mask of used partitions.
16865 (oacc_loop_auto_partitions): Emit dump info.
16866 (oacc_loop_partition): Return mask of used partitions.
16867 (execute_oacc_device_lower): Parse default dimension arg. Adjust
16868 loop partitioning and validation calls.
16870 2016-02-01 Richard Biener <rguenther@suse.de>
16872 PR middle-end/69556
16873 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
16875 2016-02-01 Richard Biener <rguenther@suse.de>
16877 PR tree-optimization/69574
16878 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
16879 of asserting return chrec_dont_know.
16881 2016-02-01 Martin Liska <mliska@suse.cz>
16883 * mem-stats-traits.h: Add copyright header.
16884 * mem-stats.h: Likewise.
16886 2016-02-01 Richard Biener <rguenther@suse.de>
16888 PR tree-optimization/69579
16889 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
16890 Do not propagate through abnormal PHI results.
16892 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
16894 * postreload.c (reload_cse_simplify): Remove dead code.
16896 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16898 PR rtl-optimization/69570
16899 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
16900 if there is more than one set, not if there is a single set.
16902 2016-02-01 Richard Henderson <rth@redhat.com>
16905 * combine.c (make_compound_operation): When looking through a
16906 subreg, make sure to re-extend to the width of the outer mode.
16908 2016-01-30 Jakub Jelinek <jakub@redhat.com>
16910 PR tree-optimization/69546
16911 * wide-int.cc (wi::divmod_internal): For unsigned division
16912 where both operands fit into uhwi, if o1 is 1 and o0 has
16913 msb set, if divident_prec is larger than bits per hwi,
16914 clear another quotient word and return 2 instead of 1.
16915 Similarly for remainder with msb in HWI set, if dividend_prec
16916 is larger than bits per hwi.
16918 2016-01-29 Martin Jambor <mjambor@suse.cz>
16920 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
16921 Use short lowercase names.
16922 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
16923 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
16924 acq_rel one. Protect warning agains segfaults if
16925 get_memory_order_name returns NULL.
16926 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
16927 with release semantics. Do not warn if get_memory_order already did.
16928 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
16929 semantics. Fix check for relaxed or acquire semantics. Do not warn
16930 if get_memory_order already did.
16932 2016-01-29 Sebastian Pop <s.pop@samsung.com>
16934 * doc/install.texi: Document that isl-0.16 is supported.
16936 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
16939 * config/i386/constraints.md (Bm): Describe as special memory
16941 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
16942 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16943 * genpreds.c (struct constraint_data): Add is_special_memory.
16944 (have_special_memory_constraints, special_memory_start): New
16946 (special_memory_end): Ditto.
16947 (add_constraint): Add new arg is_special_memory. Add code to
16948 process its true value. Update have_special_memory_constraints.
16949 (process_define_constraint): Pass the new arg.
16950 (process_define_register_constraint): Ditto.
16951 (choose_enum_order): Process special memory.
16952 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
16953 function insn_extra_special_memory_constraint.
16954 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16955 * gensupport.c (process_rtx): Process
16956 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16957 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
16958 * ira-lives.c (single_reg_class): Use
16959 insn_extra_special_memory_constraint.
16960 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
16961 * lra-constraints.c (process_alt_operands): Ditto.
16962 (curr_insn_transform): Use insn_extra_special_memory_constraint.
16963 * recog.c (asm_operand_ok, preprocess_constraints): Process
16965 * reload.c (find_reloads): Ditto.
16966 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
16967 * stmt.c (parse_input_constraint): Use
16968 insn_extra_special_memory_constraint.
16970 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16973 * lra-splill.c (lra_final_code_change): Revert r229087 by
16974 removing all sub-registers.
16976 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
16979 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
16981 2016-01-29 Jakub Jelinek <jakub@redhat.com>
16984 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
16985 SSE1, copy target into the temporary reg first before recursing
16988 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16990 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
16993 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16995 * ginclude/stdarg.h: Test __cplusplus instead of
16996 __GXX_EXPERIMENTAL_CXX0X__.
16998 2016-01-29 Richard Biener <rguenther@suse.de>
17000 PR tree-optimization/69547
17001 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
17002 Do not mark clobbers necessary.
17003 (mark_all_reaching_defs_necessary_1): Likewise.
17005 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17007 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
17008 declaration name with %qs and print it in both error messages.
17009 Also fix indentation.
17011 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17014 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
17015 trailing blank line from error message.
17017 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
17020 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
17023 2016-01-29 Richard Biener <rguenther@suse.de>
17025 PR middle-end/69537
17026 * match.pd: Allow all integral types when simplifying a
17027 widening or sign-changing conversion.
17029 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17031 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
17032 back to setting codegen_error to fail codegen.
17034 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
17037 * config/i386/constraints.md (C): Only accept constant zero operand.
17038 (BC): New constraint.
17039 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
17040 instead of C constraint.
17041 * doc/md.texi (Machine Constraints): Update description
17044 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
17047 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
17049 2016-01-28 Jakub Jelinek <jakub@redhat.com>
17051 PR middle-end/69542
17052 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
17055 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
17057 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
17058 branches if using guessed profile.
17060 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
17062 * graphite-optimize-isl.c (optimize_isl): Fix dump.
17064 2016-01-28 Richard Henderson <rth@redhat.com>
17067 * config/aarch64/aarch64-modes.def (CC_Cmode): New
17068 * config/aarch64/aarch64-protos.h: Update.
17069 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
17070 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
17071 (aarch64_get_condition_code_1): Handle CC_Cmode.
17072 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
17073 (*add<mode>3_compareC_cconly_imm): New.
17074 (*add<mode>3_compareC_cconly): New.
17075 (*add<mode>3_compareC_imm): New.
17076 (add<mode>3_compareC): New.
17077 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
17078 to be first. Use aarch64_carry_operation.
17079 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
17080 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
17081 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
17082 (subti3): Use subdi3_compare1.
17083 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
17084 (sub<mode>3_compare1): New.
17085 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
17086 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
17087 (*subsi3_carryin_uxtw): Likewise.
17088 (*ngc<mode>, *ngcsi_uxtw): Likewise.
17089 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
17090 * config/aarch64/iterators.md (DWI): New.
17091 * config/aarch64/predicates.md (aarch64_carry_operation): New.
17092 (aarch64_borrow_operation): New.
17094 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
17096 * graphite-optimize-isl.c (optimize_isl): Print a different debug
17097 message when isl does not return a valid schedule.
17099 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17101 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
17102 Remove comments from class declarations: they are already in the code
17105 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17107 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
17109 (ternary_op_to_tree): Same.
17110 (unary_op_to_tree): Same.
17111 (nary_op_to_tree): Same.
17112 (gcc_expression_from_isl_expr_op): Same.
17113 (gcc_expression_from_isl_expression): Same.
17114 (graphite_create_new_loop): Same.
17115 (graphite_create_new_loop_guard): Same.
17116 (build_iv_mapping): Same.
17117 (graphite_create_new_guard): Same.
17118 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
17119 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
17121 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17123 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
17124 instead of setting codegen_error to fail codegen.
17126 2016-01-28 Jason Merrill <jason@redhat.com>
17128 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
17130 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
17132 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
17133 Remove CONST_INT_P check in CCMP cost calculation.
17135 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
17137 * config/aarch64/aarch64.c (generic_vector_cost):
17138 Set vec_permute_cost.
17139 (cortexa57_vector_cost): Likewise.
17140 (exynosm1_vector_cost): Likewise.
17141 (xgene1_vector_cost): Likewise.
17142 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
17143 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
17144 Add vec_permute_cost entry.
17146 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
17148 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
17150 (add<mode>3_compare0): Likewise.
17151 (addsi3_compare0_uxtw): Likewise.
17152 (add<mode>3nr_compare0): Likewise.
17153 (compare_neg<mode>): Likewise.
17154 (<optab><mode>3): Likewise.
17156 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
17158 * tree-vect-stmts.c (vectorizable_comparison): Add
17159 NULL check for vectype.
17161 2016-01-28 Richard Biener <rguenther@suse.de>
17163 PR tree-optimization/69466
17164 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
17165 Account for PHIs we couldn't duplicate.
17167 2016-01-28 Martin Liska <mliska@suse.cz>
17170 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
17171 instead of ENABLE_VALGRIND_CHECKING.
17173 2016-01-27 Richard Henderson <rth@redhat.com>
17176 * lra-remat.c (subreg_regs): New.
17177 (dump_candidates_and_remat_bb_data): Dump it.
17178 (operand_to_remat): Reject if operand in subreg_regs.
17179 (set_bb_regs): Collect subreg_regs.
17180 (lra_remat): Init and free subreg_regs. Compute
17181 calculate_local_reg_remat_bb_data before create_cands.
17183 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
17186 * config/i386/i386.c (ix86_update_stack_boundary): Don't
17187 change stack_alignment_needed for __tls_get_addr call.
17189 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
17191 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
17193 2016-01-27 Jeff Law <law@redhat.com>
17195 PR tree-optimization/68398
17196 PR tree-optimization/69196
17197 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
17198 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
17199 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17200 Only count PHIs in the last block in the path. The others will
17201 const/copy propagate away. Add heuristic to allow more irreducible
17202 subloops to be created when it is likely profitable to do so.
17204 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17205 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
17206 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
17208 2016-01-27 Jakub Jelinek <jakub@redhat.com>
17211 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
17212 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
17213 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
17214 * tree-streamer-in.c: Include asan.h.
17215 (streamer_get_builtin_tree): For builtins in sanitizer
17216 range call initialize_sanitizer_builtins and retry.
17218 2016-01-27 Ian Lance Taylor <iant@google.com>
17220 * common.opt (fkeep-gc-roots-live): New undocumented option.
17221 * tree-ssa-loop-ivopts.c (add_candidate_1): If
17222 -fkeep-gc-roots-live, skip pointers.
17223 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
17226 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
17229 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
17230 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
17232 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
17235 * configure.ac: NetBSD provides SSP in its C library.
17236 * configure: Updated.
17238 2016-01-27 Richard Biener <rguenther@suse.de>
17240 PR tree-optimization/69166
17241 * tree-vect-loop.c (vect_is_simple_reduction): Always check
17242 reduction code for commutativity / associativity.
17244 2016-01-27 Martin Jambor <mjambor@suse.cz>
17246 PR tree-optimization/69355
17247 * tree-sra.c (analyze_access_subtree): Correct hole detection when
17248 total_scalarization fails.
17250 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
17252 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
17255 2016-01-27 Christian Bruel <christian.bruel@st.com>
17258 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
17259 Move arm_reset_previous_fndecl and set_target_option_current_node in
17260 the conditional part. Call save_restore_target_globals.
17261 * config/arm/arm.c (arm_set_current_function):
17262 Refactor to better support #pragma target and attribute mix.
17263 Call save_restore_target_globals.
17264 * config/arm/arm-protos.h (save_restore_target_globals): New function.
17266 2016-01-27 Martin Liska <mliska@suse.cz>
17268 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
17269 reference for an HSA kernel and its host function.
17271 2016-01-27 Jakub Jelinek <jakub@redhat.com>
17273 PR tree-optimization/69399
17274 * wide-int.h (wi::lrshift): For larger precisions, only
17275 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
17277 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
17279 * config/arc/predicates.md (proper_comparison_operator): Reject
17280 constant-constant comparison.
17282 2016-01-26 Tom de Vries <tom@codesourcery.com>
17284 PR tree-optimization/69110
17285 * tree-data-ref.c (initialize_data_dependence_relation): Handle
17286 DR_NUM_DIMENSIONS == 0.
17288 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
17289 Sebastian Pop <s.pop@samsung.com>
17291 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
17292 isl_ast_op_cond and isl_ast_op_select.
17293 (gcc_expression_from_isl_expr_op): Same.
17295 2016-01-26 Jason Merrill <jason@redhat.com>
17298 * tree.c (recompute_constructor_flags): Split out from
17300 (verify_constructor_flags): New.
17301 * tree.h: Declare them.
17303 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
17305 PR rtl-optimization/69217
17306 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
17307 are no TYPE_FIELDS set for the record type.
17309 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17312 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
17313 toc_label_name unconditionally.
17314 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
17315 SYMBOL_REF string. Use toc_label_name instead of constructing
17317 (rs6000_elf_declare_function_name): Use toc_label_name instead of
17318 constructing LCTOC1.
17320 2016-01-26 Martin Sebor <msebor@redhat.com>
17323 * doc/extend.texi (Common Type Attributes): Move text that talks about
17324 attribute packed from attribute aligned to the section discussing
17325 the former attribute for clarity.
17327 2016-01-26 Richard Henderson <rth@redhat.com>
17329 PR middle-end/60908
17330 * trans-mem.c (tm_region_init): Mark entry block as visited.
17332 2016-01-26 David Malcolm <dmalcolm@redhat.com>
17335 * diagnostic-show-locus.c (layout::print_source_line): Replace
17336 call to pp_newline with call to layout::print_newline.
17337 (layout::print_annotation_line): Likewise.
17338 (layout::move_to_column): Likewise.
17339 (layout::print_any_fixits): After printing any fixits, print a
17340 trailing newline, if necessary.
17341 (layout::print_newline): New method, resetting any colorization
17343 (diagnostic_show_locus): Move the pp_newline to before the
17344 early bailout. Remove dummy block enclosing the layout instance.
17345 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
17346 of pp_newline_and_flush with pp_flush.
17347 (diagnostic_append_note): Delete use of pp_newline.
17348 (diagnostic_append_note_at_rich_loc): Delete.
17349 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
17350 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
17351 when newline characters are added to the buffer.
17353 2016-01-26 Michael Matz <matz@suse.de>
17355 * configure.ac (ac_cv_std_swap_in_utility): New test.
17356 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
17357 * configure: Regenerate.
17358 * config.in: Regenerate.
17360 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
17362 * config/arc/arc.md (cstoresi4): Force operand into register.
17363 (arcset<code>): Fix predicate.
17364 (arcsetltu): Likewise.
17365 (arcsetgeu): Likewise.
17366 (arcsethi): Likewise.
17367 (arcsetls): Likewise.
17369 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17371 PR tree-optimization/69483
17372 * gimple-fold.c (canonicalize_constructor_val): Return NULL
17373 if base has error_mark_node type.
17375 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
17378 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
17379 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
17381 (vget_lane_f16): Handle big-endian.
17382 (vgetq_lane_f16): Likewise.
17383 (vset_lane_f16): Likewise.
17384 (vsetq_lane_f16): Likewise.
17385 * config/arm/iterators.md (VQXMOV): Add V8HF.
17386 (VDQ): Add V4HF and V8HF.
17387 (V_reg): Handle V4HF and V8HF.
17388 (Is_float_mode): Likewise.
17389 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
17390 neon_vdup_nv8hf): New patterns.
17391 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
17392 Use VD_LANE iterator.
17393 (neon_vld1_dup<mode>): Use VQ2 iterator.
17395 2016-01-26 Nathan Sidwell <nathan@acm.org>
17397 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
17398 (set_oacc_fn_attrib): Add IS_KERNEL arg.
17399 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
17400 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
17401 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
17402 (oacc_validate_dims): Add LEVEL arg, don't return level.
17403 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
17404 oacc_validate_dims.
17405 (execute_oacc_device_lower): Adjust, add more dump output.
17406 * tree-ssa-loop.c (gate_oacc_kernels): Use
17407 oacc_fn_attrib_kernels_p.
17408 * tree-parloops.c (create_parallel_loop): Adjust
17409 set_oacc_fn_attrib call.
17411 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17414 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
17415 (append_compiler_options): Handle -fcilkplus.
17416 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
17418 2016-01-26 Nick Clifton <nickc@redhat.com>
17421 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
17422 been marked as DECL_ONE_ONLY but we do not the means to make it
17423 so, then do not allow it to bind locally.
17425 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17428 * opts.h (parse_sanitizer_options): New prototype.
17429 * opts.c (sanitizer_opts): New array.
17430 (parse_sanitizer_options): New function.
17431 (common_handle_option): Use parse_sanitizer_options.
17433 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
17436 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
17437 alignment adjustment to ...
17438 (ix86_update_stack_boundary): Here. Don't over-align stack for
17440 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
17441 if __tls_get_addr is called.
17443 2016-01-26 Christian Bruel <christian.bruel@st.com>
17445 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
17447 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
17449 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
17451 2016-01-26 Richard Biener <rguenther@suse.de>
17453 PR middle-end/69467
17454 * match.pd: Guard X * CST CMP 0 pattern with single_use.
17456 2016-01-26 Richard Biener <rguenther@suse.de>
17458 PR tree-optimization/69452
17459 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
17460 (move_computations_dom_walker::before_dom_children): Rename
17462 (move_computations_worker): This.
17463 (move_computations): Perform an RPO rather than a DOM walk.
17465 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17468 * combine.c (combine_instructions): For REG_EQUAL note with
17469 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
17470 to the underlying register.
17471 * doc/rtl.texi (REG_EQUAL): Document the behavior of
17472 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
17474 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
17477 * config/aarch64/aarch64-builtins.c
17478 (aarch64_init_simd_builtin_types): Do not set structural
17479 equality to __Poly{8,16,64,128}_t types.
17481 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
17483 PR tree-optimization/69400
17484 * wide-int.cc (wi_pack): Take the precision as argument and
17485 perform canonicalization here rather than in the callers.
17486 Use the main loop to handle all full-width HWIs. Add a
17487 zero HWI if in_len isn't a full result.
17488 (wi::divmod_internal): Update accordingly.
17489 (wi::mul_internal): Likewise. Simplify.
17491 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
17492 Sebastian Pop <s.pop@samsung.com>
17494 * graphite-poly.c (apply_poly_transforms): Simplify.
17495 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
17496 (print_isl_map): Same.
17497 (print_isl_union_map): Same.
17498 (print_isl_schedule): New.
17499 (debug_isl_schedule): New.
17500 * graphite-dependences.c (scop_get_reads): Do not call
17501 isl_union_map_add_map that is undocumented isl functionality.
17502 (scop_get_must_writes): Same.
17503 (scop_get_may_writes): Same.
17504 (scop_get_original_schedule): Remove.
17505 (scop_get_dependences): Do not call isl_union_map_compute_flow that
17506 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
17507 (compute_deps): Remove.
17508 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
17509 (debug_schedule_ast): New.
17510 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
17511 set_separate_option.
17512 (graphite_regenerate_ast_isl): Add dump.
17513 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
17514 from scop->transformed_schedule.
17515 (graphite_regenerate_ast_isl): Add more dump.
17516 * graphite-optimize-isl.c (optimize_isl): Set
17517 scop->transformed_schedule. Check whether schedules are equal.
17518 (apply_poly_transforms): Move here.
17519 * graphite-poly.c (apply_poly_transforms): ... from here.
17520 (free_poly_bb): Static.
17521 (free_scop): Static.
17522 (pbb_number_of_iterations_at_time): Remove.
17523 (print_isl_ast): New.
17524 (debug_isl_ast): New.
17525 (debug_scop_pbb): New.
17526 * graphite-scop-detection.c (print_edge): Move.
17527 (print_sese): Move.
17528 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
17529 (build_scop_scattering): Remove.
17530 (create_pw_aff_from_tree): Assert instead of bailing out.
17531 (add_condition_to_pbb): Remove unused code, do not fail.
17532 (add_conditions_to_domain): Same.
17533 (add_conditions_to_constraints): Remove.
17534 (build_scop_context): New.
17535 (add_iter_domain_dimension): New.
17536 (build_iteration_domains): Initialize pbb->iterators.
17537 Call add_conditions_to_domain.
17540 (index_outermost_in_loop): New.
17541 (index_pbb_in_loop): New.
17542 (outermost_pbb_in): New.
17543 (add_in_sequence): New.
17544 (add_outer_projection): New.
17545 (outer_projection_mupa): New.
17546 (add_loop_schedule): New.
17547 (build_schedule_pbb): New.
17548 (build_schedule_loop): New.
17549 (embed_in_surrounding_loops): New.
17550 (build_schedule_loop_nest): New.
17551 (build_original_schedule): New.
17552 (build_poly_scop): Call build_original_schedule.
17553 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
17554 (free_poly_dr): Remove.
17555 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
17556 (free_poly_bb): Remove.
17557 (debug_loop_vec): Remove.
17558 (print_isl_ast): Declare.
17559 (debug_isl_ast): Declare.
17560 (scop_do_interchange): Remove.
17561 (scop_do_strip_mine): Remove.
17562 (scop_do_block): Remove.
17563 (flatten_all_loops): Remove.
17564 (optimize_isl): Remove.
17565 (pbb_number_of_iterations_at_time): Remove.
17566 (debug_scop_pbb): Declare.
17567 (print_schedule_ast): Declare.
17568 (debug_schedule_ast): Declare.
17569 (struct scop): Remove schedule. Add original_schedule,
17570 transformed_schedule.
17571 (free_gimple_poly_bb): Remove.
17572 (print_generated_program): Remove.
17573 (debug_generated_program): Remove.
17574 (unify_scattering_dimensions): Remove.
17575 * sese.c (print_edge): ... here.
17576 (print_sese): ... here.
17577 (debug_edge): ... here.
17578 (debug_sese): ... here.
17579 * sese.h (print_edge): Declare.
17580 (print_sese): Declare.
17581 (dump_edge): Declare.
17582 (dump_sese): Declare.
17584 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
17585 Sebastian Pop <s.pop@samsung.com>
17587 * Makefile.in: Set ISLVER in site.exp.
17589 2016-01-25 Jakub Jelinek <jakub@redhat.com>
17591 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
17592 DECL_VALUE_EXPR of new_var even for the non-array case. Look
17593 through DECL_VALUE_EXPR for expansion.
17595 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17597 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
17598 the frame info after reload completed.
17600 2016-01-25 Jeff Law <law@redhat.com>
17602 PR tree-optimization/69196
17603 PR tree-optimization/68398
17604 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
17605 tree-ssa-threadupdate.c.
17606 (determine_bb_domination_status): Prototype
17607 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
17608 (determine_bb_domination_status): No longer static.
17609 (valid_jump_thread_path): Remove code to detect characteristics
17610 of the jump thread path not associated with correctness.
17611 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
17612 Correct test for thread path length. Count PHIs for real operands as
17613 statements that need to be copied. Do not count ASSERT_EXPRs.
17614 Look at all the blocks in the thread path. Compute and selectively
17615 filter thread paths based on threading through the latch, threading
17616 a multiway branch or crossing a multiway branch.
17618 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17620 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
17621 decl with __attribute__ ((unused)) annotation.
17623 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
17626 * tree-vect-stmts.c (vectorizable_condition): Check vectype
17627 of operands is compatible with a statement vectype.
17629 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
17631 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
17632 improve wording for mixed storage order support.
17634 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
17636 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
17637 (vcvt_u64_f64): Likewise.
17638 (vcvta_s64_f64): Likewise.
17639 (vcvta_u64_f64): Likewise.
17640 (vcvtm_s64_f64): Likewise.
17641 (vcvtm_u64_f64): Likewise.
17642 (vcvtn_s64_f64): Likewise.
17643 (vcvtn_u64_f64): Likewise.
17644 (vcvtp_s64_f64): Likewise.
17645 (vcvtp_u64_f64): Likewise.
17647 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
17649 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
17650 (arc_init): Check validity mll64 option.
17651 (arc_save_restore): Use double load/store instruction.
17652 (arc_expand_movmem): Likewise.
17653 (arc_split_move): Don't split if we have double load/store
17654 instructions. Returns a boolean.
17655 (arc_process_double_reg_moves): Change function to return boolean
17656 instead of a sequence of instructions.
17657 (arc_dwarf_register_span): New function.
17658 * config/arc/arc-protos.h (arc_split_move): Change prototype.
17659 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
17660 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
17661 (*movdf_insn): Likewise.
17662 * config/arc/arc.opt (mll64): New option.
17663 * config/arc/predicates.md (even_register_operand): New predicate.
17664 * doc/invoke.texi (ARC Options): Add mll64 documentation.
17666 2016-01-25 Richard Biener <rguenther@suse.de>
17669 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
17670 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
17672 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
17674 2016-01-25 Richard Biener <rguenther@suse.de>
17676 PR tree-optimization/69376
17677 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
17679 (VN_INFO_ANTI_RANGE_P): New inline.
17680 (VN_INFO_RANGE_TYPE): Likewise.
17681 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
17682 SSA_NAME_ANTI_RANGE_P.
17683 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
17684 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
17685 Properly query VN_INFO_RANGE_TYPE.
17687 2016-01-25 Nick Clifton <nickc@redhat.com>
17690 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
17692 2016-01-23 Tom de Vries <tom@codesourcery.com>
17694 PR tree-optimization/69426
17695 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
17698 2016-01-23 Jakub Jelinek <jakub@redhat.com>
17700 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
17701 "the the" with "the" in the comments.
17702 * ipa-devirt.c (build_type_inheritance_graph,
17703 update_type_inheritance_graph): Likewise.
17704 * tree.c (build_function_type_list_1): Likewise.
17705 * cfgloopmanip.c (scale_loop_profile): Likewise.
17706 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
17707 * gimple-ssa-split-paths.c
17708 (find_block_to_duplicate_for_splitting_paths): Likewise.
17709 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
17710 * expr.c (convert_move): Likewise.
17711 * var-tracking.c (vt_stack_adjustments): Likewise.
17712 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17713 * tree-vrp.c (test_for_singularity): Likewise.
17715 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
17716 directly instead of building a temporary tree.
17719 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
17720 remove <algorithm> include.
17722 2016-01-22 Jakub Jelinek <jakub@redhat.com>
17725 * config/i386/i386.c: Include dojump.h.
17726 (expand_small_movmem_or_setmem,
17727 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
17729 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
17730 if dynamic_check != -1.
17732 2016-01-21 Jeff Law <law@redhat.com>
17734 PR middle-end/69347
17735 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
17736 record_temporary_equivalences. Rewritten to avoid unnecessary calls
17737 into dominated_by_p.
17738 (cprop_into_successor_phis): Avoid unnecessary tests.
17740 2016-01-22 Richard Henderson <rth@redhat.com>
17743 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
17744 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
17746 2016-01-22 Michael Matz <matz@suse.de>
17748 * system.h (string, algorithm): Include only conditionally.
17749 (new): Include always under C++.
17750 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
17751 * final.c (toplevel): Ditto.
17752 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
17753 * genconditions.c (write_header): Make gencondmd.c define
17755 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
17757 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
17758 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
17760 2016-01-22 Christian Bruel <christian.bruel@st.com>
17763 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
17765 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17768 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
17769 define_insn_and_split. Ensure operands[1] and operands[0] do not
17770 get assigned the same register.
17772 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17774 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
17776 2016-01-22 Christian Bruel <christian.bruel@st.com>
17778 * config/arm/arm-c.c (arm_pragma_target_parse):
17779 Remove warn_builtin_macro_redefined overwrite.
17781 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17783 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
17784 flag_non_call_exceptions compatibility.
17786 2016-01-22 Jakub Jelinek <jakub@redhat.com>
17789 * dwarf2out.c (add_child_die_after): New function.
17790 (dwarf_qual_info_t): New type.
17791 (dwarf_qual_info): New variable.
17792 (qualified_die_p): New function.
17793 (modified_type_die): For -fdebug-types-section, ensure
17794 canonical order of qualifiers. Put qualified DIEs adjacent
17795 to the corresponding non-qualified type DIE and search there
17796 for existing qualified DIEs.
17798 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17800 * doc/extend.texi (scalar_storage_order type attribute): Document
17801 restriction on type punning and aliasing, and remove future tense.
17803 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
17806 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
17809 2016-01-21 Jeff Law <law@redhat.com>
17811 PR middle-end/69347
17812 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
17813 useless call to record_temporary_equivalences.
17814 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
17815 allocate 10 slots in the bb_path vector and let it grow as needed.
17816 (fsm_find_control_statement_thread_paths): Similarly for the next_path
17819 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17821 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
17823 * configure: Regenerate.
17825 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
17827 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
17828 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
17830 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
17832 PR middle-end/66178
17833 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
17834 drop EXPAND_INITIALIZER.
17835 * rtl.h (contains_symbolic_reference_p): Declare.
17836 * rtlanal.c (contains_symbolic_reference_p): New function.
17837 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
17838 a subtraction into a NOT if symbolic constants are involved.
17840 2016-01-21 Anton Blanchard <anton@samba.org>
17841 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17844 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
17846 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
17849 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17851 * config/microblaze/microblaze.c
17852 (get_branch_target): New.
17853 (insert_wic_for_ilb_runout): New.
17855 (microblaze_machine_dependent_reorg): New.
17856 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
17857 * config/microblaze/microblaze.md
17858 (UNSPEC_IPREFETCH): Define.
17859 (iprefetch): New pattern
17860 * config/microblaze/microblaze.opt
17861 (mxl-prefetch): New flag.
17863 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17865 * config/microblaze/microblaze.h
17866 (FIXED_REGISTERS): Update in macro.
17867 (CALL_USED_REGISTERS): Update in macro.
17869 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
17871 PR rtl-optimization/68920
17872 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
17875 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
17877 PR rtl-optimization/68990
17878 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
17879 pseudo instead of inheritance ones.
17881 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17882 Nick Clifton <nickc@redhat.com>
17886 * config/mips/mips.c (mips_compute_frame_info): Initialise
17887 args_size and hard_frame_pointer_offset fields of the frame
17888 structure before calling mips_global_pointer.
17890 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17892 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
17894 * configure: Regenerate.
17896 2016-01-21 Richard Biener <rguenther@suse.de>
17898 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
17900 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17902 * config/s390/s390.c (s390_asm_declare_function_size): Add code
17903 to actually emit the .size directive.
17905 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
17906 Jakub Jelinek <jakub@redhat.com>
17910 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
17911 args array size by one to avoid buffer overflow.
17913 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17915 * config/s390/s390.md (pool_section_start): Use switch_to_section
17916 to select proper read-only data section instead of hardcoding
17918 (pool_section_end): Use switch_to_section to match the above.
17920 2016-01-21 Richard Biener <rguenther@suse.de>
17922 PR tree-optimization/69378
17923 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
17924 (set_ssa_val_to): Use it for dominance checks taking into
17925 account not executable edges.
17927 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17930 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
17931 for bitsize instead of GET_MODE_PRECISION (mode).
17933 2016-01-20 Martin Sebor <msebor@redhat.com>
17936 * extend.texi (__sync Builtins): Clarify the semantics of
17937 __sync_fetch_and_OP built-ins on pointers.
17938 (__atomic Builtins): Same.
17940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17941 Sebastian Pop <s.pop@samsung.com>
17943 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
17944 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
17945 (is_valid_rename): Same.
17946 (translate_isl_ast_to_gimple::get_rename): Same.
17947 (translate_isl_ast_to_gimple::rename_all_uses): Same.
17948 (translate_isl_ast_to_gimple::rename_uses): Same.
17949 (get_new_name): Check for close_phi nodes.
17950 (copy_loop_phi_args): Use phi_node_kind.
17951 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
17952 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
17954 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17955 Sebastian Pop <s.pop@samsung.com>
17957 Revert commit r229783.
17958 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
17959 Remove use of parameter_rename_map.
17960 (copy_def): Remove.
17961 (copy_internal_parameters): Remove.
17962 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
17963 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
17964 (free_sese_info): Do not free parameter_rename_map.
17965 (set_rename): Do not use parameter_rename_map.
17966 (rename_uses): Update call to set_rename.
17967 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
17968 * sese.h (parameter_rename_map_t): Remove.
17969 (struct sese_info_t): Remove field parameter_rename_map.
17971 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17972 Sebastian Pop <s.pop@samsung.com>
17974 * graphite-isl-ast-to-gimple.c: Fix comment.
17975 * graphite-scop-detection.c (defined_in_loop_p): New.
17976 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
17977 names defined in loop.
17979 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17980 Sebastian Pop <s.pop@samsung.com>
17982 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
17983 Discard unstructured if-then-else regions.
17985 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17986 Sebastian Pop <s.pop@samsung.com>
17988 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
17989 (cleanup_loop_iter_dom): Remove.
17990 (build_loop_iteration_domains): Remove.
17991 (build_scop_context): Remove.
17992 (build_scop_iteration_domain): Remove.
17993 (add_loop_constraints): New.
17994 (build_iteration_domains): New.
17995 (build_poly_scop): Call build_iteration_domains.
17997 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17998 Sebastian Pop <s.pop@samsung.com>
18000 * graphite-scop-detection.c
18001 (scop_detection::harmful_loop_in_region): Free dom and loops.
18002 (scop_detection::loop_body_is_valid_scop): Free bbs.
18004 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18005 Sebastian Pop <s.pop@samsung.com>
18007 * graphite-scop-detection.c (record_loop_in_sese): New.
18008 (gather_bbs::before_dom_children): Call record_loop_in_sese.
18009 (build_scops): Remove call to build_sese_loop_nests.
18010 * sese.c (sese_record_loop): Remove.
18011 (build_sese_loop_nests): Remove.
18012 (new_sese_info): Remove region->loops.
18013 (free_sese_info): Same.
18014 * sese.h (sese_contains_loop): Same.
18015 (build_sese_loop_nests): Remove.
18016 (sese_contains_loop): Remove.
18018 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18019 Sebastian Pop <s.pop@samsung.com>
18021 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
18022 loop_is_valid_in_scop.
18023 (scop_detection::harmful_stmt_in_region): Renamed
18024 harmful_loop_in_region.
18025 Call loop_is_valid_in_scop.
18027 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18028 Sebastian Pop <s.pop@samsung.com>
18030 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
18033 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18034 Sebastian Pop <s.pop@samsung.com>
18036 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
18037 * graphite.h (struct poly_bb): Remove field is_reduction.
18038 (PBB_IS_REDUCTION): Remove.
18040 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
18041 Sebastian Pop <s.pop@samsung.com>
18043 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
18044 (add_pdr_constraints): Same.
18045 (scop_get_reads): Same.
18046 (scop_get_must_writes): Same.
18047 (scop_get_may_writes): Same.
18048 (scop_get_original_schedule): Same.
18049 (extend_schedule): Same.
18050 (apply_schedule_on_deps): Same.
18051 (carries_deps): Same.
18052 (compute_deps): Same.
18053 (scop_get_dependences): Same.
18054 * graphite-isl-ast-to-gimple.c
18055 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
18056 * graphite-optimize-isl.c (get_schedule_for_band): Same.
18057 (get_schedule_for_band_list): Same.
18058 (get_schedule_map): Same.
18059 (apply_schedule_map_to_scop): Same.
18060 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
18061 (build_loop_iteration_domains): Same.
18062 (add_condition_to_pbb): Same.
18063 (add_param_constraints): Same.
18064 (pdr_add_memory_accesses): Same.
18065 (pdr_add_data_dimensions): Same.
18067 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
18069 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
18072 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
18074 * common.opt (feliminate-dwarf2-dups): Replace references to
18075 "DWARF 2" with just "DWARF".
18076 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
18077 * doc/extend.texi: Likewise.
18078 * doc/cpp.texi: Likewise.
18079 * doc/invoke.texi: Likewise.
18080 (Option Summary): Add -gdwarf to list of Debugging Options.
18081 (Debugging Options): Document -gdwarf.
18082 * doc/contrib.texi: Spell "DWARF" like that.
18084 2016-01-21 Jakub Jelinek <jakub@redhat.com>
18086 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
18087 warning. Fix up formatting.
18089 PR middle-end/67653
18090 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
18091 attempt to mark memory input operand addressable and
18092 call prepare_gimple_addressable in that case. Don't adjust
18093 input_location for diagnostics, use error_at instead.
18095 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
18097 * config/rs6000/ppc-auxv.h: New file.
18098 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
18099 (cpu_is): Likewise.
18100 (cpu_supports): Likewise.
18101 * config/rs6000/rs6000.c: include "ppc-auxv.h".
18102 (cpu_is_info): New variable.
18103 (cpu_supports_info): Likewise.
18104 (tcb_verification_symbol): Likewise.
18105 (cpu_builtin_p): Likewise.
18106 (cpu_expand_builtin): New function.
18107 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
18108 (rs6000_init_builtins): Likewise.
18109 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
18110 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
18111 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
18112 * configure: Regenerate.
18113 * config.in: Likewise.
18114 * doc/extend.texi (PowerPC Built-in Functions): Document
18115 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
18117 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
18120 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
18122 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
18125 2016-01-20 Richard Henderson <rth@redhat.com>
18131 * tree.c (tm_define_builtin): New.
18132 (find_tm_vector_type): New.
18133 (build_tm_vector_builtins): New.
18134 (build_common_builtin_nodes): Call it.
18136 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
18138 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
18139 (arm_fp_ok): Likewise.
18140 (arm_fp): Likewise.
18141 (arm_crypto): Likewise.
18143 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
18144 Richard Biener <rguenther@suse.de>
18146 PR tree-optimization/69328
18147 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
18148 vectors have same number of elements.
18149 (vectorizable_condition): Fix masked version recognition.
18151 2016-01-20 Richard Biener <rguenther@suse.de>
18153 PR tree-optimization/69345
18154 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
18155 (VN_INFO_PTR_INFO): Likewise.
18156 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
18157 info when it is equal between non-dominating SSA names.
18158 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
18159 Make sure to look at original SSA infos.
18161 2016-01-20 Jeff Law <law@redhat.com>
18164 * config/m68k/predicates.md (pow2_m1_operand): New predicate
18166 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
18167 (pc_or_label_operand): New predicate.
18168 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
18169 tests for small integers that are 2^n - 1.
18171 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
18173 * doc/invoke.texi (Options Summary): Add '.' after @xref.
18175 2016-01-19 Jeff Law <law@redhat.com>
18177 PR middle-end/69347
18178 * tree-ssa-threadbackwards.c
18179 (fsm_find_control_statement_thread_paths): Do not try to lookup
18180 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
18182 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
18184 * doc/lto.texi: Remove text that says only Gold has linker plugin
18187 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
18189 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
18190 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
18191 the DIE accordingly.
18192 (modified_type_die): Add REVERSE parameter and pass it recursively,
18193 as well as to base_type_die. Adjust presence check accordingly.
18194 (base_type_for_mode): Adjust call to modified_type_die.
18195 (add_type_attribute): Add REVERSE parameter and pass it to
18197 (generic_parameter_die): Adjust call to add_type_attribute.
18198 (add_scalar_info): Likewise.
18199 (add_subscript_info): Likewise.
18200 (gen_array_type_die): Likewise.
18201 (gen_descr_array_type_die): Likewise.
18202 (gen_entry_point_die): Likewise.
18203 (gen_enumeration_type_die): Likewise.
18204 (gen_formal_parameter_die): Likewise.
18205 (gen_subprogram_die): Likewise.
18206 (gen_variable_die ): Likewise.
18207 (gen_const_die): Likewise.
18208 (gen_field_die): Likewise.
18209 (gen_pointer_type_die): Likewise.
18210 (gen_reference_type_die): Likewise.
18211 (gen_ptr_to_mbr_type_die): Likewise.
18212 (gen_inheritance_die): Likewise.
18213 (gen_subroutine_type_die): Likewise.
18214 (gen_typedef_die): Likewise.
18215 (force_type_die): Adjust call to modified_type_die.
18217 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
18219 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
18220 flow throughout the file. Fix broken link to Objective-C 2.0
18222 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
18225 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18227 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
18229 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18232 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
18233 (maybe_record_node): Record cxa_pure_virtual as the only possible
18234 target if there are not ohter candidates.
18235 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
18237 2016-01-19 Richard Biener <rguenther@suse.de>
18239 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
18240 (get_memory_order): Likewise.
18242 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
18244 * tree-vect-stmts.c (vectorizable_store): Check
18247 2016-01-19 David Malcolm <dmalcolm@redhat.com>
18250 * gcc.c (driver::decode_argv): Add call to
18251 init_opts_obstack before init_options_struct.
18252 * opts.c (init_opts_obstack): Remove idempotency.
18253 (init_options_struct): Replace call to init_opts_obstack
18254 with a gcc_assert to verify that it has already been called.
18255 * toplev.c (toplev::main): Add call to init_opts_obstack before
18256 calls to init_options_struct.
18257 (toplev::finalize): Move cleanup of opts_obstack next to
18258 cleanup of save_decoded_options, clearing the latter, and
18259 save_decoded_options_count.
18261 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18264 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
18265 attribute to unconditional. Remove %? from output template.
18267 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18268 Jiong Wang <jiong.wang@arm.com>
18270 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
18271 generated from different expand order.
18273 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18275 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
18276 Add support for CCMP costing.
18278 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18280 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
18281 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
18282 (fccmpe<mode>): Likewise.
18283 (fcmp): Rename to fcmp and globalize pattern.
18285 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
18286 (aarch64_gen_ccmp_next): Add FP support.
18288 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18290 * target.def (gen_ccmp_first): Update documentation.
18291 (gen_ccmp_next): Likewise.
18292 * doc/tm.texi (gen_ccmp_first): Update documentation.
18293 (gen_ccmp_next): Likewise.
18294 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
18295 expand_ccmp_expr_1. Improve comments.
18296 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
18297 (ccmp_ior<mode>): Remove pattern.
18298 (cmp<mode>): Remove expand.
18299 (cmp): Globalize pattern.
18300 (cstorecc4): Use cc_register.
18301 (mov<mode>cc): Remove ccmp_cc_register check.
18302 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
18303 Simplify after removal of CC_DNE/* modes.
18304 (aarch64_ccmp_mode_to_code): Remove.
18305 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
18306 In 'k' case use integer as condition.
18307 (aarch64_nzcv_codes): Remove inverted cases.
18308 (aarch64_code_to_ccmode): Remove.
18309 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
18310 comparison with CC register to be used in folowing CCMP/branch/CSEL.
18311 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
18312 pattern. Return the comparison with CC register. Invert conditions
18313 when bitcode is OR.
18314 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
18315 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
18317 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18319 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18320 instrumented_version.
18322 2016-01-19 Richard Biener <rguenther@suse.de>
18324 PR tree-optimization/69336
18325 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
18326 handled components with get_ref_base_and_extent.
18327 (equal_mem_array_ref_p): Adjust.
18329 2016-01-19 Jakub Jelinek <jakub@redhat.com>
18332 * shrink-wrap.c: Include valtrack.h.
18333 (move_insn_for_shrink_wrap): Add DEBUG argument. If
18334 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
18335 in between insn and where it will be moved to. Call
18336 dead_debug_insert_temp.
18337 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
18338 first and dead_debug_local_finish at the end.
18339 For uses and defs bitmap, handle all regs in between REGNO and
18340 END_REGNO, not just the first one.
18342 2016-01-19 Richard Biener <rguenther@suse.de>
18344 PR tree-optimization/69352
18345 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
18346 (equal_mem_array_ref_p): Constrain size and max size properly.
18347 Compare the reverse flag.
18349 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
18351 * ira.c (ira): Update regstat data if we deleted insns.
18353 2016-01-19 Jakub Jelinek <jakub@redhat.com>
18355 PR rtl-optimization/68955
18356 PR rtl-optimization/64557
18357 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
18358 here. Fix up formatting.
18359 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
18361 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18364 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
18365 assume that the node has body.
18366 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
18369 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18371 * lto-streamer-out.c (lto_output): Do not stream instrumentation
18374 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18376 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
18377 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
18379 2016-01-19 Martin Jambor <mjambor@suse.cz>
18380 Martin Liska <mliska@suse.cz>
18381 Michael Matz <matz@suse.de>
18383 * Makefile.in (OBJS): Add new source files.
18384 (GTFILES): Add hsa.c.
18385 * common.opt (disable_hsa): New variable.
18386 (-Whsa): New warning.
18387 * config.in (ENABLE_HSA): New.
18388 * configure.ac: Treat hsa differently from other accelerators.
18389 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
18390 $enable_offloading.
18391 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
18392 * doc/install.texi (Configuration): Document --with-hsa-runtime,
18393 --with-hsa-runtime-include, --with-hsa-runtime-lib and
18394 --with-hsa-kmt-lib.
18395 * doc/invoke.texi (-Whsa): Document.
18396 (hsa-gen-debug-stores): Likewise.
18397 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
18398 to invoke offload compiler for hsa acclerator.
18399 * opts.c (common_handle_option): Determine whether HSA offloading
18400 should be performed.
18401 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
18402 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
18403 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
18404 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
18405 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
18406 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
18407 GF_OMP_FOR_KIND_GRID_LOOP.
18408 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
18409 (pp_gimple_stmt_1): Likewise.
18410 * gimple-walk.c (walk_gimple_stmt): Likewise.
18411 * gimple.c (gimple_build_omp_grid_body): New function.
18412 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
18413 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
18414 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
18415 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
18416 GF_OMP_TEAMS_GRID_PHONY.
18417 (gimple_statement_omp_single_layout): Updated comments.
18418 (gimple_build_omp_grid_body): New function.
18419 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
18420 (gimple_omp_for_grid_phony): New function.
18421 (gimple_omp_for_set_grid_phony): Likewise.
18422 (gimple_omp_parallel_grid_phony): Likewise.
18423 (gimple_omp_parallel_set_grid_phony): Likewise.
18424 (gimple_omp_teams_grid_phony): Likewise.
18425 (gimple_omp_teams_set_grid_phony): Likewise.
18426 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
18427 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
18428 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
18429 (BUILT_IN_GOMP_TARGET): Updated type.
18430 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
18431 (adjust_for_condition): New function.
18432 (get_omp_for_step_from_incr): Likewise.
18433 (extract_omp_for_data): Moved parts to adjust_for_condition and
18434 get_omp_for_step_from_incr.
18435 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
18436 (fixup_child_record_type): Bail out if receiver_decl is NULL.
18437 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
18438 (scan_omp_parallel): Do not create child functions for phony
18440 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
18441 (scan_omp_1_op): Checking assert we are not remapping to
18442 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
18443 (parallel_needs_hsa_kernel_p): New function.
18444 (expand_parallel_call): Register apprpriate parallel child
18445 functions as HSA kernels.
18446 (grid_launch_attributes_trees): New type.
18447 (grid_attr_trees): New variable.
18448 (grid_create_kernel_launch_attr_types): New function.
18449 (grid_insert_store_range_dim): Likewise.
18450 (grid_get_kernel_launch_attributes): Likewise.
18451 (get_target_argument_identifier_1): Likewise.
18452 (get_target_argument_identifier): Likewise.
18453 (get_target_argument_value): Likewise.
18454 (push_target_argument_according_to_value): Likewise.
18455 (get_target_arguments): Likewise.
18456 (expand_omp_target): Call get_target_arguments instead of looking
18457 up for teams and thread limit.
18458 (grid_expand_omp_for_loop): New function.
18459 (grid_arg_decl_map): New type.
18460 (grid_remap_kernel_arg_accesses): New function.
18461 (grid_expand_target_kernel_body): New function.
18462 (expand_omp): Call it.
18463 (lower_omp_for): Do not emit phony constructs.
18464 (lower_omp_taskreg): Do not emit phony constructs but create for them
18465 a temporary variable receiver_decl.
18466 (lower_omp_taskreg): Do not emit phony constructs.
18467 (lower_omp_teams): Likewise.
18468 (lower_omp_grid_body): New function.
18469 (lower_omp_1): Call it.
18470 (grid_reg_assignment_to_local_var_p): New function.
18471 (grid_seq_only_contains_local_assignments): Likewise.
18472 (grid_find_single_omp_among_assignments_1): Likewise.
18473 (grid_find_single_omp_among_assignments): Likewise.
18474 (grid_find_ungridifiable_statement): Likewise.
18475 (grid_target_follows_gridifiable_pattern): Likewise.
18476 (grid_remap_prebody_decls): Likewise.
18477 (grid_copy_leading_local_assignments): Likewise.
18478 (grid_process_kernel_body_copy): Likewise.
18479 (grid_attempt_target_gridification): Likewise.
18480 (grid_gridify_all_targets_stmt): Likewise.
18481 (grid_gridify_all_targets): Likewise.
18482 (execute_lower_omp): Call grid_gridify_all_targets.
18483 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
18484 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
18485 (tree_omp_clause): Added union field dimension.
18486 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
18487 * tree.c (omp_clause_num_ops): Added number of arguments of
18488 OMP_CLAUSE__GRIDDIM_.
18489 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
18490 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
18491 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
18492 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
18493 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
18494 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
18495 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
18496 * tree-pass.h (make_pass_gen_hsail): Declare.
18497 (make_pass_ipa_hsa): Likewise.
18498 * ipa-hsa.c: New file.
18499 * lto-section-in.c (lto_section_name): Add hsa section name.
18500 * lto-streamer.h (lto_section_type): Add hsa section.
18501 * timevar.def (TV_IPA_HSA): New.
18502 * hsa-brig-format.h: New file.
18503 * hsa-brig.c: New file.
18504 * hsa-dump.c: Likewise.
18505 * hsa-gen.c: Likewise.
18508 * toplev.c (compile_file): Call hsa_output_brig.
18509 * hsa-regalloc.c: New file.
18511 2016-01-18 Jeff Law <law@redhat.com>
18513 PR tree-optimization/69320
18514 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
18515 ranged object, do nothing if the RHS constant is not [0..1].
18516 (optimize_stmt): Comparing a boolean ranged object against a
18517 constant outside [0..1] results in a compile-time constant.
18519 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
18522 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
18524 * doc/invoke.texi (Invoking GCC): Add new section to menu.
18525 (Option Summary): Update to reflect new section and moved options.
18526 (C++ Dialect Options): Move -fstats to new section.
18527 (Debugging Options): Move all dump, statistics, and other GCC
18528 developer options to new section. Rewrite section introduction
18529 and re-order remaining options to put the more basic ones first.
18530 (Optimization Options): Move -fira-verbose and -flto-report* to
18532 (Developer Options): New section incorporating moved options.
18533 * doc/cppopts.texi (-dM): Update cross-reference.
18535 2016-01-18 Richard Henderson <rth@redhat.com>
18538 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
18539 operands to pseudo only if CSE is expected. Split long immediate
18540 operands only after reload, and for the stack pointer.
18541 (*add<GPI>3_pluslong): Remove.
18542 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
18543 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
18544 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
18545 (*add<GPI>3 peepholes): New.
18546 (*add<GPI>3 splitters): New.
18547 * config/aarch64/constraints.md (Upl): New.
18548 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
18550 2016-01-18 Richard Biener <rguenther@suse.de>
18552 PR tree-optimization/69297
18553 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
18555 (vect_bb_vectorization_profitable_p): Clear visited flag again.
18557 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
18559 PR middle-end/68542
18560 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
18561 of mixind vector and scalar types.
18562 (fold_relational_const): Add handling of vector
18563 comparison with boolean result.
18564 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
18565 comparison of vector operands with boolean result for EQ/NE only.
18566 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
18567 (verify_gimple_cond): Likewise.
18568 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
18571 2016-01-18 Joseph Myers <joseph@codesourcery.com>
18573 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
18576 2016-01-18 Richard Biener <rguenther@suse.de>
18578 PR middle-end/69308
18579 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
18581 2016-01-18 Tom de Vries <tom@codesourcery.com>
18583 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
18585 2016-01-18 Tom de Vries <tom@codesourcery.com>
18587 * omp-low.c (set_oacc_fn_attrib): Make extern.
18588 * omp-low.h (set_oacc_fn_attrib): Declare.
18589 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
18590 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
18591 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
18592 Add and handle function parameter oacc_kernels_p.
18593 (find_reduc_addr, get_omp_data_i_param): New function.
18594 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
18595 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
18596 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
18597 Calculate dominance info. Skip loops that are not in a kernels region
18598 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
18599 (pass_parallelize_loops::execute): Call parallelize_loops with
18600 oacc_kernels_p argument.
18601 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
18602 New member function.
18603 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
18604 * passes.def: Add argument to pass_parallelize_loops instantation.
18606 2016-01-18 Tom de Vries <tom@codesourcery.com>
18608 * tree-parloops.c (pass_parallelize_loops::execute): Allow
18609 pass_parallelize_loops to be run outside the loop pipeline.
18611 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18613 * tree-scalar-evolution.c (follow_copies_to_constant): New.
18614 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
18616 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18619 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
18620 using get_ref_base_and_extent.
18621 (equal_mem_array_ref_p): New.
18622 (hashable_expr_equal_p): Add call to previous.
18624 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18627 * tree-sra.c (disqualified_constants, constant_decl_p): New.
18628 (sra_initialize): Allocate disqualified_constants.
18629 (sra_deinitialize): Free disqualified_constants.
18630 (disqualify_candidate): Update disqualified_constants when appropriate.
18631 (create_access): Scan for constant-pool entries as we go along.
18632 (scalarizable_type_p): Add check against type_contains_placeholder_p.
18633 (maybe_add_sra_candidate): Allow constant-pool entries.
18634 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
18635 (initialize_constant_pool_replacements): New.
18636 (sra_modify_assign): Avoid mangling assignments created by previous,
18637 and don't generate writes into constant pool.
18638 (sra_modify_function_body): Call initialize_constant_pool_replacements.
18640 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18642 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
18643 andnot instruction.
18644 (scalar_chain::convert_op): Likewise.
18645 * config/i386/i386.md (*andndi3_doubleword): New.
18647 2016-01-18 Richard Biener <rguenther@suse.de>
18649 PR tree-optimization/69170
18650 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
18651 building a vector from scalar results of a pattern stmt.
18653 2016-01-18 Jakub Jelinek <jakub@redhat.com>
18655 * haifa-sched.c (autopref_multipass_init): Work around
18656 -Wmaybe-uninitialized warning.
18658 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
18660 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
18661 against the constant 0.
18663 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18665 PR tree-optimization/68799
18666 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
18667 look up phi candidates in the statement-candidate map.
18668 (phi_add_costs): Likewise.
18669 (record_phi_increments): Likewise.
18670 (phi_incr_cost): Likewise.
18671 (ncd_with_phi): Likewise.
18672 (all_phi_incrs_profitable): Likewise.
18674 2016-01-17 Jakub Jelinek <jakub@redhat.com>
18676 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
18677 -Wmaybe-uninitialized warning.
18679 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
18681 * doc/invoke.texi (Invoking GCC): Add new section to menu.
18682 (Option Summary): Update to reflect new section and moved options.
18683 (C++ Dialect Options): Move -fvtable-verify and related options.
18684 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
18685 and profiling-related options.
18686 (Optimization Options): Move profile generation options and
18687 -fstack-protector and related options.
18688 (Instrumentation Options): New section incorporating moved options.
18689 (Code Generation Options): Move -finstrument-functions and
18690 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
18692 2016-01-16 Tom de Vries <tom@codesourcery.com>
18694 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
18696 2016-01-16 Tom de Vries <tom@codesourcery.com>
18698 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
18700 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
18702 * hash-table.h (hash_table::empty): Turn into an inline wrapper
18703 that checks whether the table is already empty. Rename the
18704 original implementation to...
18705 (hash_table::empty_slot): ...this new private function.
18707 2016-01-15 David Malcolm <dmalcolm@redhat.com>
18709 PR diagnostic/68899
18710 * diagnostic-show-locus.c (layout::print_source_line): Move x
18711 offset of line until after call to
18712 get_line_width_without_trailing_whitespace.
18714 2016-01-15 Jeff Law <law@redhat.com>
18716 PR tree-optimization/69270
18717 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
18718 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
18719 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
18720 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
18721 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18722 ssa_name_has_boolean_range and constant_boolean_node.
18724 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
18726 PR rtl-optimization/69030
18727 * lra-spills.c (remove_pseudos): Check nrefs and make the function
18729 (spill_pseudos): Delete debug insn for dead pseudo.
18730 (lra_spill): Initiate spill_hard_reg and slots memory separately.
18732 2016-01-15 Jiong Wang <jiong.wang@arm.com>
18734 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
18736 (TYPES_UNOPUS): Likewise.
18737 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
18738 builtin type, from UNOP to UNOPUS.
18739 (lbtruncuv4sf): Likewise.
18740 (lbtruncuv2df): Likewise.
18741 (lrounduv2sf): Likewise.
18742 (lrounduv4sf): Likewise.
18743 (lrounduv2df): Likewise.
18744 (lroundusf): Likewise.
18745 (lroundusf): Likewise.
18746 (lceiluv2sf): Likewise.
18747 (lceiluv4sf): Likewise.
18748 (lceiluv2df): Likewise.
18749 (lceilusf): Likewise.
18750 (lceiludf): Likewise.
18751 (lflooruv2sf): Likewise.
18752 (lflooruv4sf): Likewise.
18753 (lflooruv2df): Likewise.
18754 (lfloorusf): Likewise.
18755 (lfloorudf): Likewise.
18756 (lfrintnuv2sf): Likewise.
18757 (lfrintnuv4sf): Likewise.
18758 (lfrintnuv2df): Likewise.
18759 (lfrintnusf): Likewise.
18760 (lfrintnudf): Likewise.
18761 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
18763 (vcvtq_u32_f32): Likewise.
18764 (vcvtq_u64_f64): Likewise.
18765 (vcvta_u32_f32): Likewise.
18766 (vcvtaq_u32_f32): Likewise.
18767 (vcvtaq_u64_f64): Likewise.
18768 (vcvtm_u32_f32): Likewise.
18769 (vcvtmq_u32_f32): Likewise.
18770 (vcvtmq_u64_f64): Likewise.
18771 (vcvtn_u32_f32): Likwise.
18772 (vcvtnq_u32_f32): Likewise.
18773 (vcvtnq_u64_f64): Likewise.
18774 (vcvtp_u32_f32): Likewise.
18775 (vcvtpq_u32_f32): Likewise.
18776 (vcvtpq_u64_f64): Likewise.
18777 (vcvtmd_u64_f64): Likewise.
18778 (vcvtms_u32_f32): Likewise.
18779 (vcvtad_u64_f64): Likewise.
18780 (vcvtas_u32_f32): Likewise.
18781 (vcvtnd_u64_f64): Likewise.
18782 (vcvtns_u32_f32): Likewise.
18783 (vcvtpd_u64_f64): Likewise.
18784 (vcvtps_u32_f32): Likewise.
18786 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18788 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
18789 CSEL of zero_extended registers.
18791 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18793 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
18794 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
18796 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18798 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
18799 false when argument string is not found in the attributes table
18802 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
18805 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
18806 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
18807 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
18808 precision estimate.
18810 2016-01-15 Richard Biener <rguenther@suse.de>
18812 PR tree-optimization/66856
18813 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
18814 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
18815 (vect_create_new_slp_node): Increment stmt reference count.
18816 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
18817 an SLP tree before swapping operands.
18818 (vect_build_slp_tree): Likewise.
18819 (destroy_bb_vec_info): Free stmt info after SLP instances.
18820 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
18821 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
18822 (STMT_VINFO_NUM_SLP_USES): New macro.
18824 2016-01-15 Richard Biener <rguenther@suse.de>
18827 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
18828 (add_linkage_name): ... here.
18829 (gen_typedef_die): Use add_linkage_name_raw instead of
18830 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
18833 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
18835 * gimplify.c (oacc_default_clause): Decode reference and pointer
18836 types for both kernels and parallel regions.
18838 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
18840 PR middle-end/69246
18841 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
18843 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18845 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
18846 (convert_scalars_to_vector): Likewise.
18848 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
18850 * doc/extend.texi (Type Traits): Fix grammar.
18852 2016-01-15 Martin Jambor <mjambor@suse.cz>
18854 * tree-inline.c (remap_decl): Use existing dclarations if
18855 remapping a type and prevent_decl_creation_for_types.
18856 (replace_locals_stmt): Do an initial remapping of non-VLA typed
18857 decls first. Do real remapping with
18858 prevent_decl_creation_for_types set.
18859 * tree-inline.h (copy_body_data): New field
18860 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
18863 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18865 * config/s390/s390.opt (mmvcle): More verbose help text.
18867 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18869 * config/s390/s390.opt: Add period to -mzvector option text.
18871 2016-01-15 Richard Biener <rguenther@suse.de>
18873 PR tree-optimization/68961
18874 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
18875 of invariants in stores again.
18877 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
18879 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
18881 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18883 * config/i386/i386.c (ix86_expand_branch): Don't split
18884 DI mode xor instruction to SI mode.
18886 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18889 * ipa-icf.c (sem_function::merge): Virtual functions may become
18890 reachable even if they address is not taken and there are no
18893 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18895 * lto-streamer-out.c (subtract_estimated_size): New function.
18896 (get_symbol_initial_value): Use it.
18898 2016-01-15 Christian Bruel <christian.bruel@st.com>
18901 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
18902 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
18903 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
18904 use add_builtin_function_ext_scope instead of add_builtin_function.
18905 (neon_set_p, neon_crypto_set_p): Remove.
18906 (arm_init_builtins): Always call arm_init_neon_builtins and
18907 arm_init_crypto_builtins.
18908 (arm_expand_builtin): Check that builtins are allowed for the arch.
18909 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
18910 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
18911 arm_init_neon_builtins call.
18913 2016-01-15 Richard Biener <rguenther@suse.de>
18915 PR tree-optimization/69117
18916 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
18917 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
18918 of the leader conservatively.
18919 (free_scc_vn): Restore original SSA name infos.
18921 2016-01-14 Jeff Law <law@redhat.com>
18923 PR tree-optimization/69270
18924 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
18925 single bit of precision, verify it's also unsigned.
18926 (record_edge_info): Use constant_boolean_node rather than fold_convert
18927 to convert boolean_true/boolean_false to the right type.
18929 2016-01-14 Richard Henderson <rth@redhat.com>
18932 * loop-doloop.c (record_reg_sets): New.
18933 (doloop_optimize): Reject the transform if the sequence
18934 clobbers registers live at the end of the loop block.
18935 (doloop_optimize_loops): Enable df_live if needed.
18937 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18939 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
18940 * config/rs6000/rs6000.c: Likewise.
18941 * config/rs6000/rs6000.h: Likewise.
18942 * config/rs6000/rs6000.md: Likewise.
18943 * doc/extend.texi: Likewsie.
18945 2016-01-14 Jeff Law <law@redhat.com>
18947 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
18950 2016-01-14 Richard Henderson <rth@redhat.com>
18954 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
18955 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
18956 instead of builtin_decl_declared_p to test for declaration.
18958 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
18960 * doc/loop.texi (Loop Analysis and Representation): Document
18961 loop_depth function.
18963 2016-01-14 Tom de Vries <tom@codesourcery.com>
18965 PR tree-optimization/68773
18966 * omp-low.c (expand_omp_target): Don't set force_output.
18967 * varpool.c (varpool_node::get_create): Same.
18968 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
18969 offload_funcs with force_output.
18971 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18974 * lra-eliminations.c (move_plus_up): Don't change anything if either
18975 the outer or inner subreg mode is not MODE_INT.
18976 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
18977 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
18979 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18981 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
18982 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
18983 reduc_uplus_@var{m}): Remove.
18984 * expr.c (expand_expr_real_2): Remove expansion path for
18985 reduc_[us](min|max|plus) optabs.
18986 * optabs-tree.c (scalar_reduc_to_vector): Remove.
18987 * optabs-tree.h (scalar_reduc_to_vector): Remove.
18988 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
18989 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
18990 * tree-vect-loop.c (vectorizable_reduction): Remove test for
18991 reduc_[us](min|max|plus) optabs.
18993 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18995 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
18996 (reduc_plus_scal_v2sf): New.
18997 (reduc_smax_v2sf): Rename to...
18998 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
18999 (reduc_smin_v2sf): Rename to...
19000 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
19002 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
19004 * alias.c (compare_base_symbol_refs): New function.
19005 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
19008 2016-01-14 Jakub Jelinek <jakub@redhat.com>
19010 PR middle-end/68146
19011 PR tree-optimization/69155
19012 * tree-complex.c: Include cfganal.h.
19013 (phis_to_revisit): New variable.
19014 (extract_component): Add phiarg_p argument. Assert that returned
19015 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
19016 (update_phi_components): Partly rewrite to use loop over real/imag
19017 components instead of code duplication. If extract_component returns
19018 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
19019 create_tmp_reg into the PHI node instead, and mention the phi triplet
19020 in phis_to_revisit.
19021 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
19022 in phis_to_revisit at the end.
19024 2016-01-14 Richard Biener <rguenther@suse.de>
19026 PR tree-optimization/68060
19027 * tree-vect-loop.c (vect_is_simple_reduction): Check the
19028 outer loop reduction is only used in the inner loop before
19029 detecting a double reduction.
19031 2016-01-14 Jakub Jelinek <jakub@redhat.com>
19034 * combine.c (expand_field_assignment): Punt if compute_mode is
19035 unsupported scalar mode.
19037 2016-01-14 Richard Biener <rguenther@suse.de>
19039 PR tree-optimization/66856
19040 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
19041 SLP node only if it built successfully.
19042 (vect_analyze_slp_instance): Adjust.
19044 2016-01-14 Jeff Law <law@redhat.com>
19046 PR tree-optimization/69270
19047 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
19048 (record_edge_info): Use it. Convert boolean_{true,false}_node
19049 to the type of op0.
19051 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
19054 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
19055 use block_ultimate_origin
19056 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
19058 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
19060 * doc/invoke.texi (Submodel Options): Rename section to
19061 "Machine-Dependent Options" to better reflect its content.
19062 Rewrite introductory text to remove archaic CPU names.
19065 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
19067 * doc/invoke.texi (Code Gen Options): Move section up in file,
19068 before target-specific options. Update menu and option summary
19069 to reflect the new section ordering.
19071 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
19073 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
19074 (C++ Dialect Options): Add cross-reference to -std option.
19075 * doc/standards.texi (C++ Language): Document C++14 support.
19077 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
19079 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
19080 for pack/unpack functions for __ibm128.
19081 (PACK_IF): Likewise.
19082 (UNPACK_IF): Likewise.
19084 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
19085 support for __ibm128 pack/unpack functions.
19086 (rs6000_invalid_builtin): Likewise.
19087 (rs6000_init_builtins): Likewise.
19088 (rs6000_opt_masks): Likewise.
19090 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
19091 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
19093 (RS6000_BTM_COMMON): Likewise.
19095 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
19096 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
19097 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
19098 128-bit floating point. Add support for the double values to be
19099 in Altivec registers for TF/IF packing and unpacking, but restrict
19100 TD packing sub-fields to be FPR registers. Don't allow overlapped
19101 register support for packing. Allow pack inputs to be memory
19102 locations. Don't build generator functions for unpack<mode>_dm
19103 and unpack<mode>_nodm.
19104 (unpack<mode>_dm): Likewise.
19105 (unpack<mode>_nodm): Likewise.
19106 (pack<mode>): Likewise.
19108 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
19109 built-in functions to pack/unpack explicit __ibm128 values.
19110 (__builtin_unpack_ibm128): Likewise.
19112 * doc/extend.texi (PowerPC Built-in Functions): Document
19113 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
19115 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
19118 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
19119 Add new arg loc and pass it down as context.
19120 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
19121 to the location to use for the warning.
19122 (check_function_arguments): New arg loc. All callers changed. Pass
19123 it to check_function_nonnull.
19124 * c-common.h (check_function_arguments): Adjust declaration.
19126 2016-01-13 Jakub Jelinek <jakub@redhat.com>
19128 PR tree-optimization/69156
19129 * gimple.c (validate_type): Removed.
19130 (gimple_builtin_call_types_compatible_p): Use
19131 useless_type_conversion_p instead of validate_type.
19132 * value-prof.c (gimple_stringop_fixed_value): Fold
19133 icall_size to correct type.
19135 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
19137 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
19140 2016-01-13 Richard Henderson <rth@redhat.com>
19143 * target.def (builtin_tm_load, builtin_tm_store): Remove.
19144 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
19145 (ix86_builtin_tm_store): Remove.
19146 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
19147 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
19148 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
19149 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
19150 * doc/tm.texi: Rebuild.
19152 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
19153 (BUILT_IN_TM_MEMCPY_RTWN): New.
19154 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
19155 fallback from vector to integer helpers.
19156 (build_tm_load): Handle vector types directly, instead of
19158 (build_tm_store): Likewise.
19159 (expand_assign_tm): Prepare for register types not handled by
19160 the above. Copy them to memory and use memcpy.
19161 * tree.c (tm_define_builtin): New.
19162 (find_tm_vector_type): New.
19163 (build_tm_vector_builtins): New.
19164 (build_common_builtin_nodes): Call it.
19166 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
19168 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
19169 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
19171 2016-01-13 Tom de Vries <tom@codesourcery.com>
19173 PR tree-optimization/69169
19174 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
19175 handled_struct_type param.
19176 (create_variable_info_for, intra_create_variable_infos): Call
19177 create_variable_info_for_1 with extra arg.
19179 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
19181 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
19182 and "armv8.1-a+crc" entries.
19184 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
19187 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
19188 Change first operand predicate from register_or_constm1_operand
19189 to register_operand.
19190 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
19191 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
19192 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
19193 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
19194 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
19195 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
19196 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
19197 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
19198 comparison with constm1_rtx from vec_prefetch_gen part.
19200 2016-01-13 Richard Biener <rguenther@suse.de>
19202 PR tree-optimization/69013
19203 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
19204 Exchange assert for a test.
19206 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19209 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
19211 2016-01-13 Richard Biener <rguenther@suse.de>
19213 PR tree-optimization/69242
19214 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
19215 assert with a check.
19217 2016-01-13 Richard Biener <rguenther@suse.de>
19219 PR tree-optimization/69186
19220 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19221 Properly guard vect_update_misalignment_for_peel call.
19223 2016-01-12 Jeff Law <law@redhat.com>
19225 PR tree-optimization/pr67755
19226 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
19227 "need_profile_correction".
19228 (thread_block_1): Initialize new field to false by default. If we
19229 have multiple thread paths through a common joiner to different
19230 final targets, then set new field to true.
19231 (compute_path_counts): Only do count adjustment when it's really
19234 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19236 * doc/invoke.texi (Spec Files): Move section down in file, past
19237 all command-line option descriptions.
19239 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19241 PR middle-end/54809
19242 * doc/gty.texi: Remove documentation of mark_hook.
19243 * gengtype.c (struct write_types_data): Remove code to support
19244 mark_hook attribute.
19245 (walk_type): Likewise.
19246 (write_func_for_structure): Likewise.
19248 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19250 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
19251 Directory Options, and -specs= to Overall Options.
19252 (Overall Options): Adjust similarly. Reorder to group related
19253 options together. Make -specs= cross-reference the spec file details.
19254 (Directory Options): Adjust similarly.
19256 2016-01-12 Jeff Law <law@redhat.com>
19258 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
19260 2016-01-12 Olivier Hainque <hainque@adacore.com>
19262 * gcc.c (spec_undefvar_allowed): New global.
19263 (process_command): Set to true when running for --version or --help,
19265 (getenv_spec_function): When the variable is not defined, use the
19266 variable name as the variable value if we're allowed not to issue
19269 2016-01-12 Bin Cheng <bin.cheng@arm.com>
19271 PR tree-optimization/68911
19272 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
19273 information computed for expression "init + nit * step".
19275 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19277 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
19278 about name of GCC executable. Remove deleted node from menu.
19279 (Directory Options) <-B>: Remove cross-reference to deleted node.
19280 (Target Options): Delete section.
19282 2016-01-12 Christian Bruel <christian.bruel@st.com>
19285 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
19286 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
19288 2016-01-12 Jakub Jelinek <jakub@redhat.com>
19291 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
19292 aligned_mem is properly set for AVX512-VL floating point masked
19296 * ifcvt.c (cond_exec_process_if_block): When removing the last
19297 insn from then_bb, remove also any possible barriers that follow it.
19299 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
19303 * config/i386/iamcu.h (SIZE_TYPE): New macro.
19304 (PTRDIFF_TYPE): Likewise.
19305 (WCHAR_TYPE): Likewise.
19306 (WCHAR_TYPE_SIZE): Likewise.
19307 (STDINT_LONG32): Likewise.
19309 2016-01-12 Richard Biener <rguenther@suse.de>
19311 PR tree-optimization/69053
19312 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
19313 convert initial value for cond reductions.
19315 2016-01-12 Richard Biener <rguenther@suse.de>
19317 PR tree-optimization/69007
19318 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
19319 widen_sum after dot_prod and sad.
19321 2016-01-12 Richard Biener <rguenther@suse.de>
19323 PR tree-optimization/69168
19324 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
19325 pattern stmt SLP type.
19326 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
19327 end up unused so cope with that case.
19329 2016-01-12 Richard Biener <rguenther@suse.de>
19331 PR tree-optimization/69157
19332 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
19333 stmts def type only during analyze phase.
19334 (vectorizable_call): Likewise.
19335 (vectorizable_simd_clone_call): Likewise.
19336 (vectorizable_conversion): Likewise.
19337 (vectorizable_assignment): Likewise.
19338 (vectorizable_shift): Likewise.
19339 (vectorizable_operation): Likewise.
19340 (vectorizable_store): Likewise.
19341 (vectorizable_load): Likewise.
19343 2016-01-12 Richard Biener <rguenther@suse.de>
19345 PR tree-optimization/69174
19346 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
19348 (vectorizable_load): Properly compute the number of loads needed
19349 for permuted strided SLP loads and do not spuriously assign
19350 to SLP_TREE_VEC_STMTS.
19352 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
19354 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
19355 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
19356 (MD_EXEC_PREFIX): Remove.
19357 (MD_STARTFILE_PREFIX) Removee.
19358 (FILE_NAME_ABSOLUTE_P): Remove.
19359 (CPP_SPEC): Do not read macros from sys/version.h.
19360 (LINK_COMMAND_SPEC): Remove.
19361 (LOCAL_INCLUDE_DIR): Remove.
19362 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
19363 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
19364 (POST_LINK_SPEC): Define to invoke stubify after linker
19365 (LIBSTDCXX): Remove define
19366 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
19367 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
19368 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
19369 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
19370 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
19371 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
19372 (i386_djgpp_asm_named_section): Add propotype of new procedure
19374 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
19375 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
19376 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
19377 in config/i386/djgpp.h).
19378 (STANDARD_STARTFILE_PREFIX_2): Define identical to
19379 STANDARD_STARTFILE_PREFIX_1.
19380 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
19381 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
19382 installation errors.
19383 (MAX_OFILE_ALIGNMENT): Define to 128.
19384 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
19386 * config/i386/djgpp.c: New file. Add implementation of
19387 i386_djgpp_asm_named_section.
19389 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
19391 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
19392 Add rule for building djgpp.o.
19394 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19396 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
19397 (rtx_is_swappable_p): Reductions are swappable.
19398 (insn_is_swappable_p): V2DF reductions are swappable.
19400 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
19402 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
19403 reloads for other unsupported memory operands.
19405 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19406 Jim Wilson <jim.wilson@linaro.org>
19409 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
19410 copy_to_mode_reg instead of force_reg.
19412 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
19415 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
19416 TARGET_80387 is true.
19418 2016-01-11 Jakub Jelinek <jakub@redhat.com>
19421 * lra-eliminations.c (move_plus_up): Only move plus up
19422 if subreg of the constant can be simplified into constant
19423 and use the simplified subreg of the constant instead of
19424 the original constant.
19426 * fold-const.c (fold_convertible_p): Don't return true
19427 for conversion of VECTOR_TYPE to same sized integral type.
19428 (fold_convert_loc): Fix up formatting. Fold conversion of
19429 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
19430 instead of NOP_EXPR.
19432 PR tree-optimization/69214
19433 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
19434 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
19437 PR tree-optimization/69207
19438 * tree-vect-slp.c (vect_get_constant_vectors): For
19439 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
19440 fold_convertible_p to vector_type's element type, and always
19441 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
19443 2016-01-11 Richard Biener <rguenther@suse.de>
19445 PR tree-optimization/69173
19446 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
19447 fixup the cycle if all stmts are in a pattern.
19449 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
19451 PR middle-end/68999
19452 * alias.c (base_alias_check): Move check for addresses with
19453 alignment ANDs before the call for compare_base_decls.
19454 (memrefs_conflict_p): Return -1 for different decls
19455 that went through alignment adjustments.
19457 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19459 PR rtl-optimization/68796
19460 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
19461 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
19462 and QImode comparisons against zero with CC_NZmode.
19463 * config/aarch64/iterators.md (short_mask): New mode_attr.
19465 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
19467 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
19468 (<avx512>_store<mode>_mask): Likewise.
19470 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
19471 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19473 PR rtl-optimization/68841
19474 * ifcvt.c (struct noce_if_info): Add orig_x field.
19475 (bbs_ok_for_cmove_arith): Add to_rename parameter.
19476 Don't record conflicts on to_rename if it's present.
19477 Allow memory destinations in sets.
19478 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
19479 blocks, passing orig_x to the checks.
19480 (noce_process_if_block): Set if_info->orig_x appropriately.
19482 2016-01-11 Tom de Vries <tom@codesourcery.com>
19484 PR tree-optimization/69069
19485 * tree-parloops.c (create_parallel_loop): Add missing phi args.
19487 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
19489 PR rtl-optimization/68920
19490 * config/i386/i386.c (ix86_option_override_internal): Restrict number
19491 of conditional moves for RTL if-conversion to 1 for
19492 TARGET_ONE_IF_CONV_INSN.
19493 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
19494 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
19495 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
19496 parameter to restirct number of conditional moves for
19498 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
19499 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
19502 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
19505 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
19506 onepart vars. Fix typo in comment. Fix reversed condition in
19508 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
19511 * var-tracking.c (dump_onepart_variable_differences): New.
19512 (dataflow_set_different): If a detailed dump is requested,
19513 delay early returns and dump differences between onepart
19514 variables present before and after, and added variables.
19516 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19519 * expr.c (expand_expr_real_1): For boolean vector constants
19520 with a scalar mode use const_scalar_mask_from_tree.
19521 (const_scalar_mask_from_tree): New.
19522 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
19523 assigned to a mask type to handle constants.
19525 2016-01-11 Martin Jambor <mjambor@suse.cz>
19528 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
19529 useless parameters if we cannot change function signature.
19531 2016-01-11 Martin Jambor <mjambor@suse.cz>
19534 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
19537 2016-01-11 Tom de Vries <tom@codesourcery.com>
19539 PR tree-optimization/69109
19540 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
19543 2016-01-11 Tom de Vries <tom@codesourcery.com>
19545 PR tree-optimization/69108
19546 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
19547 res is not used in a phi.
19549 2016-01-11 Yury Gribov <y.gribov@samsung.com>
19552 * common.opt (frandom-seed): Fix parameter name.
19553 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
19555 2016-01-11 Tom de Vries <tom@codesourcery.com>
19557 PR tree-optimization/69058
19558 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
19561 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
19563 * config/arc/arc.opt (mdiv-rem): Add period to the end.
19564 (mcode-density): Likewise.
19566 2016-01-10 Tom de Vries <tom@codesourcery.com>
19568 PR tree-optimization/69062
19569 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
19570 (parallelize_loops): Don't paralelize loop that has phi with address
19573 2016-01-10 Tom de Vries <tom@codesourcery.com>
19575 PR tree-optimization/69039
19576 * tree-parloops.c (try_create_reduction_list): Only allow single exit
19579 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
19581 PR middle-end/68743
19582 * match.pd: Require target has function_c99_misc before doing
19583 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
19585 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
19587 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
19589 * configure: Regenerate.
19591 2016-01-09 Jakub Jelinek <jakub@redhat.com>
19593 PR middle-end/50865
19594 PR tree-optimization/69097
19595 * fold-const.h (expr_not_equal_to): New prototype.
19596 * fold-const.c: Include stringpool.h and tree-ssanames.h.
19597 (expr_not_equal_to): New function.
19598 * match.pd (X % -Y is the same as X % Y): Don't optimize
19599 unless X is known not to be equal to minimum or Y is known
19600 not to be equal to -1.
19601 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
19602 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
19603 (simplify_stmt_using_ranges): Adjust caller.
19604 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
19605 substitute_and_fold.
19607 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
19609 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
19612 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19614 PR tree-optimization/69167
19615 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
19616 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
19618 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
19620 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
19621 Richard Biener <rguenther@suse.de>
19623 PR tree-optimization/68707
19624 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
19625 instances that can be handled via vect_load_lanes.
19627 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
19629 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
19630 if we can't determine address equivalence.
19631 * alias.c (compare_base_decl): Update for changed return value of
19632 symtab_node::equal_address_to.
19634 2016-01-08 Jason Merrill <jason@redhat.com>
19638 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
19639 * expr.c (store_field): Not here.
19640 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
19641 call with TREE_ADDRESSABLE type.
19642 * tree-cfg.c (verify_gimple_call): Adjust.
19644 2016-01-08 Olivier Hainque <hainque@adacore.com>
19646 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
19649 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
19651 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
19652 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
19653 (reduc_smin_v2sf): Rename to...
19654 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
19655 (reduc_splus_v2sf): Rename to...
19656 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
19658 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19660 PR tree-optimization/69162
19661 * gimplify.c (gimplify_va_arg_expr): Encode original type of
19662 valist argument in another argument.
19663 (gimplify_modify_expr): Adjust for the above change. Cleanup.
19664 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
19665 to determine the va_list type, build a MEM_REF instead of
19666 build_fold_indirect_ref.
19668 PR tree-optimization/69172
19669 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
19672 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
19674 PR tree-optimization/67781
19675 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
19676 and cmpnop in two steps: first the ones not accessed in original
19677 gimple expression in a endian independent way and then the ones not
19678 accessed in the final result in an endian-specific way.
19680 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19682 PR tree-optimization/69083
19683 * tree-vect-slp.c (vect_get_constant_vectors): For
19684 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
19685 element type. If op is fold_convertible_p to vector_type's element
19686 type, use NOP_EXPR instead of VCE.
19688 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
19690 PR rtl-optimization/67778
19691 PR rtl-optimization/68634
19692 PR rtl-optimization/68909
19693 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
19694 block from the stack until done with it. Remove a superfluous
19695 bitmap set. Remove a superfluous bitmap test.
19697 2016-01-07 Martin Sebor <msebor@redhat.com>
19700 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
19701 constraint on the type of arguments.
19703 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
19705 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
19706 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
19707 unaligned_access on the gcc_options set.
19708 * config/arm/arm.c (arm_option_override_internal): Use
19709 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
19711 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
19714 * config/i386/i386.c (ix86_frame_pointer_required): Enable
19715 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
19717 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
19720 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
19723 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
19724 depending on frame_pointer_needed before remaining integer and SSE
19725 registers are saved.
19727 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
19730 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
19732 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
19735 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
19736 Use the "xBm" constraint.
19737 (float<sseintvecmodelower><mode>2<mask_name><round_name):
19739 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
19740 (sse_cvtsi2ssq<round_name>): Likewise.
19741 (sse_cvtss2si<round_name>): Likewise.
19742 (sse_cvtss2siq<round_name>): Likewise.
19743 (sse2_cvtsi2sdq<round_name>): Likewise.
19744 (sse2_cvtsd2si<round_name>): Likewise.
19745 (sse2_cvtsd2siq<round_name>): Likewise.
19746 * config/i386/subst.md (round_nimm_scalar_predicate): New
19749 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
19751 PR middle-end/67639
19752 * varasm.c (make_decl_rtl): Mark invalid register vars as
19755 PR rtl-optimization/66206
19756 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
19757 All callers changed.
19759 2016-01-07 Jakub Jelinek <jakub@redhat.com>
19761 PR tree-optimization/69141
19762 * tree-ssa-pre.c: Include langhooks.h.
19763 (eliminate_dom_walker::before_dom_children): Use
19764 lang_hooks.decl_printable_name instead of
19765 cgraph_node::get ()->name ().
19767 PR middle-end/68960
19768 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
19769 it and DECL_ALIGN too.
19771 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
19773 * config/mips/mips-ftypes.def: Sort to lexicographical order.
19775 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
19778 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
19779 depending on frame_pointer_needed before remaining integer and SSE
19780 registers are saved.
19782 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19784 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
19785 mode iterator with VSX_M2.
19786 (*p9_vecstore_<mode>): Likewise.
19787 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
19788 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
19789 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
19790 (define_split for VSX_LE128 stores): Likewise.
19791 (define_peephole2 for TImode LE swaps): Likewise.
19792 (define_split for VSX_LE128 post-reload stores): Likewise.
19794 2016-01-06 Marek Polacek <polacek@redhat.com>
19797 * convert.c (convert_to_integer_1): Adjust call to
19798 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
19799 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
19800 EXPR instead of ARG.
19801 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
19803 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19806 * doc/extend.texi (RL78 Variable Attributes): New section.
19808 2016-01-05 Marek Polacek <polacek@redhat.com>
19811 * builtins.c (get_memmodel): Use expansion point location rather than
19812 the input location. Call warning_at rather than warning.
19813 (expand_builtin_atomic_compare_exchange): Likewise.
19814 (expand_builtin_atomic_load): Likewise.
19815 (expand_builtin_atomic_store): Likewise.
19816 (expand_builtin_atomic_clear): Likewise.
19818 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19821 * config/i386/i386.c (ix86_expand_vector_logical_operator):
19822 Replace nonimmediate_operand with vector_operand.
19823 * config/i386/predicates.md (vector_operand): New predicate.
19824 (general_vector_operand): Replace nonimmediate_operand with
19826 * config/i386/sse.md: Replace nonimmediate_operand with
19827 vector_operand and m constraint with Bm constraint on SSE
19828 patterns with 16-byte memory operand.
19829 * config/i386/subst.md (round_nimm_predicate): Replace
19830 nonimmediate_operand with vector_operand.
19831 (round_saeonly_nimm_predicate): Likewise.
19832 (round_saeonly_nimm_scalar_predicate): New.
19834 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19837 * config/i386/constraints.md (Bm): New constraint.
19838 * config/i386/predicates.md (vector_memory_operand): New
19840 * config/i386/sse.md: Replace xm with xBm in plusminus and
19841 any_logic patterns.
19843 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19846 * doc/extend.texi (V850 Function Attributes): New section.
19847 (V850 Variable Attributes): New section.
19849 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19852 * doc/extend.texi (MicroBlaze Function Attributes): Document
19853 interrupt_handler and fast_interrupt attributes.
19855 2016-01-05 Sergei Trofimovich <siarheit@google.com>
19858 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
19859 for local symbolic operands.
19860 * config/ia64/predicates.md (local_symbolic_operand64): New
19863 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19865 PR rtl-optimization/68651
19866 * combine.c (combine_simplify_rtx): Canonicalize x + x into
19869 2016-01-05 Nathan Sidwell <nathan@acm.org>
19871 * alias.c (compare_base_decls): Use symtab_node::get.
19873 2016-01-05 Nick Clifton <nickc@redhat.com>
19876 * ira-costs.c (copy_cost): Initialise the t_icode field of the
19877 secondary_reload_info structure.
19880 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
19881 decls if weak support is available.
19883 2016-01-04 Martin Sebor <msebor@redhat.com>
19885 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
19887 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
19889 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19890 OPTION_MASK_P9_DFORM.
19892 * config/rs6000/constraints.md (wo constraint): New constraint for
19895 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
19897 (rs6000_init_hard_regno_mode_ok): Likewise.
19899 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
19902 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
19903 expanders not to have constraints. Add support for ISA 3.0 xxperm
19904 instruction. Add support for fusing xxlor with xxperm.
19905 (altivec_vperm_<mode>_internal): Likewise.
19906 (altivec_vperm_v8hiv16qi): Likewise.
19907 (altivec_vperm_<mode>v16q): Likewise.
19908 (altivec_vperm_<mode>_uns): Likewise.
19909 (vperm_v8hiv4si): Likewise.
19910 (vperm_v16qiv8hi): Likewise.
19912 * doc/md.texi (RS/6000 constraints): Document wo constraint.
19914 2016-01-04 Jakub Jelinek <jakub@redhat.com>
19916 Update copyright years.
19918 * gcc.c (process_command): Update copyright notice dates.
19919 * gcov-dump.c (print_version): Ditto.
19920 * gcov.c (print_version): Ditto.
19921 * gcov-tool.c (print_version): Ditto.
19922 * gengtype.c (create_file): Ditto.
19923 * doc/cpp.texi: Bump @copying's copyright year.
19924 * doc/cppinternals.texi: Ditto.
19925 * doc/gcc.texi: Ditto.
19926 * doc/gccint.texi: Ditto.
19927 * doc/gcov.texi: Ditto.
19928 * doc/install.texi: Ditto.
19929 * doc/invoke.texi: Ditto.
19931 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19933 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
19934 modes larger than TImode as TImode if NEON is not enabled.
19936 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19939 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
19940 mode for %f0-%f31 only if TARGET_FPU.
19942 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19945 * config/sparc/sparc.c (scan_record_type): Take into account subfields
19946 to compute the PACKED_P predicate.
19947 (function_arg_record_value): Minor tweaks.
19949 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
19951 * doc/install.texi (--with-multilib-list): Describe the meaning of the
19952 option for arm*-*-* targets.
19954 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
19956 * doc/extend.texi (Common Function Attributes): Move docs for
19957 MSP430-specific attributes to....
19958 (MSP430 Function Attributes): ...here. Delete the redundant
19959 entries and copy-edit the remaining text.
19960 (MSP430 Variable Attributes): Use uniform format for index
19961 entries and add a cross-reference to the corresponding function
19964 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
19966 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
19968 (x86 Options): Likewise.
19970 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19974 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
19975 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
19976 to corresponding attribute.
19978 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19980 * doc/extend.texi (Common Function Attributes) <noplt>: Move
19981 to correct alphabetization of table. Copy-edit and correct
19983 <stack_protect>: Likewise.
19984 <target_clones>: Likewise.
19986 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
19987 Correct punctuation.
19988 (Code Gen Options) <-fno-plt>: Copy-edit.
19990 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
19993 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
19994 SI values. Explicitly convert SI to DI and vice-versa.
19996 2016-01-01 Jakub Jelinek <jakub@redhat.com>
19998 PR tree-optimization/69070
19999 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
20000 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
20003 * ubsan.c (ubsan_instrument_float_cast): Call
20004 initialize_sanitizer_builtins.
20007 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
20009 Copyright (C) 2016 Free Software Foundation, Inc.
20011 Copying and distribution of this file, with or without modification,
20012 are permitted in any medium without royalty provided the copyright
20013 notice and this notice are preserved.