1 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
4 some statements was removed.
6 2016-06-08 Alan Hayward <alan.hayward@arm.com>
8 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
9 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
10 (vect_can_advance_ivs_p): likewise.
11 (vect_update_ivs_after_vectorizer): likewise.
12 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
13 (vect_analyze_scalar_cycles_1): likewise.
14 (vect_analyze_loop_operations): likewise.
15 (report_vect_op): likewise.
16 (vect_is_slp_reduction): likewise.
17 (vect_is_simple_reduction): likewise.
18 (get_initial_def_for_induction): likewise.
19 (vect_transform_loop): likewise.
20 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21 (vect_recog_sad_pattern): likewise.
22 (vect_recog_widen_sum_pattern): likewise.
23 (vect_recog_widening_pattern): likewise.
24 (vect_recog_divmod_pattern): likewise.
25 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
26 (vect_analyze_slp_instance): likewise.
27 (vect_transform_slp_perm_load): likewise.
28 (vect_schedule_slp_instance): likewise.
30 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
32 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
33 (return_prediction): PRED_CONST_RETURN predict return as not taken.
34 * predict.def (PRED_CONTINUE): Change hitrate 50->67
35 (PRED_LOOP_BRANCH): Document predictor as broken.
36 (PRED_LOOP_EXIT): Change hitrate 91->92.
37 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
38 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
39 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
40 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
41 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
42 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
43 (PRED_CALL): Chane hitrate 71->67.
44 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
45 (PRED_GOTO): Document as unused right now.
46 (PRED_CONST_RETURN): Change hitrate 67->69
47 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
48 (PRED_NULL_RETURN): Change hitrate 91->90.
49 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
50 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
51 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
53 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
55 * config/rs6000/altivec.h: Add __builtin_vec_mul.
56 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
57 special case Altivec builtin.
58 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
59 VSX_BUILTIN_VEC_MUL (replaced with special case code).
60 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
61 code for ALTIVEC_BUILTIN_VEC_MUL.
62 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
63 for __builtin_vec_mul.
65 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
67 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
70 2016-06-07 David Malcolm <dmalcolm@redhat.com>
72 * spellcheck.c (selftest::test_find_closest_string): New function.
73 (spellcheck_c_tests): Call the above.
75 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
77 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local
80 2016-06-07 Jakub Jelinek <jakub@redhat.com>
82 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
85 2016-06-07 Richard Biener <rguenther@suse.de>
88 * common.opt (ffast-math): Make Optimization.
90 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
91 Prachi Godbole <prachi.godbole@imgtec.com>
93 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
94 `fabs' and `fneg' type attributes.
95 (p5600_fpu_fabs): Add `fmove' to the comment.
97 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
99 * gimple.c: Include builtins.h
100 (gimple_inexpensive_call_p): New function.
101 * gimple.h (gimple_inexpensive_call_p): Declare.
102 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
103 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
106 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
108 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
109 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
110 warning_at_rich_loc, warning_n, pedwarn, permerror,
111 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
112 sorry, fatal_error, internal_error, internal_error_no_backtrace):
115 2016-06-07 Richard Biener <rguenther@suse.de>
117 PR tree-optimization/71428
118 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
119 BIT_FIELD_REF op vs. load.
121 2016-06-07 Richard Biener <rguenther@suse.de>
124 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
127 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
129 * config/pa/pa.md (call): Generate indirect long calls to non-local
130 functions on TARGET_64BIT.
131 (call_value): Likewise.
133 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
135 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
136 pattern and subsequent splitters.
137 (call_val_reg_64bit_post_reload): Likewise.
139 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
142 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
143 propagate_op_to_single_use.
145 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
148 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
150 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
152 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
153 (enum x86_dirflag_state): New enum.
154 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
155 (machine_function): Remove needs_cld.
156 (ix86_current_function_needs_cld): Remove.
157 * config/i386/i386.c (ix86_set_func_type): Set
158 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
159 (ix86_expand_prologue): Do not emit CLD here.
160 (ix86_dirflag_mode_needed): New function.
161 (ix86_dirflag_mode_entry): Ditto.
162 (ix86_mode_needed): Handle X86_DIRFLAG entity.
163 (ix86_mode_after): Ditto.
164 (ix86_mode_entry): Ditto.
165 (ix86_mode_exit): Ditto.
166 (ix86_emit_mode_set): Ditto.
167 * config/i386/i386.md (strmov_singleop): Set
168 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
169 Do not set ix86_current_function_needs_cld.
171 (strset_singleop): Ditto.
173 (cmpstrnqi_nz_1): Ditto.
174 (cmpstrnqi_1): Ditto.
177 2016-06-06 Jakub Jelinek <jakub@redhat.com>
179 PR tree-optimization/71259
180 * tree-vect-slp.c (vect_get_constant_vectors): For
181 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
182 one for constant op, and use COND_EXPR for non-constant.
184 2016-06-06 David Malcolm <dmalcolm@redhat.com>
186 * Makefile.in (OBJS): Add function-tests.o,
187 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
188 selftest-run-tests.o.
189 (OBJS-libcommon): Add selftest.o.
190 (OBJS-libcommon-target): Add selftest.o.
191 (all.internal): Add "selftest".
192 (all.cross): Likewise.
193 (selftest): New phony target.
194 (s-selftest): New target.
195 (selftest-gdb): New phony target.
196 (COLLECT2_OBJS): Add selftest.o.
197 * bitmap.c: Include "selftest.h".
198 (selftest::test_gc_alloc): New function.
199 (selftest::test_set_range): New function.
200 (selftest::test_clear_bit_in_middle): New function.
201 (selftest::test_copying): New function.
202 (selftest::test_bitmap_single_bit_set_p): New function.
203 (selftest::bitmap_c_tests): New function.
204 * common.opt (fself-test): New.
205 * diagnostic-show-locus.c: Include "selftest.h".
206 (make_range): New function.
207 (test_range_contains_point_for_single_point): New function.
208 (test_range_contains_point_for_single_line): New function.
209 (test_range_contains_point_for_multiple_lines): New function.
210 (assert_eq): New function.
211 (test_get_line_width_without_trailing_whitespace): New function.
212 (selftest::diagnostic_show_locus_c_tests): New function.
213 * et-forest.c: Include "selftest.h".
214 (selftest::test_single_node): New function.
215 (selftest::test_simple_tree): New function.
216 (selftest::test_disconnected_nodes): New function.
217 (selftest::et_forest_c_tests): New function.
218 * fold-const.c: Include "selftest.h".
219 (selftest::assert_binop_folds_to_const): New function.
220 (selftest::assert_binop_folds_to_nonlvalue): New function.
221 (selftest::test_arithmetic_folding): New function.
222 (selftest::fold_const_c_tests): New function.
223 * function-tests.c: New file.
224 * gimple.c: Include "selftest.h".
225 Include "gimple-pretty-print.h".
226 (selftest::verify_gimple_pp): New function.
227 (selftest::test_assign_single): New function.
228 (selftest::test_assign_binop): New function.
229 (selftest::test_nop_stmt): New function.
230 (selftest::test_return_stmt): New function.
231 (selftest::test_return_without_value): New function.
232 (selftest::gimple_c_tests): New function.
233 * hash-map-tests.c: New file.
234 * hash-set-tests.c: New file.
235 * input.c: Include "selftest.h".
236 (selftest::assert_loceq): New function.
237 (selftest::test_accessing_ordinary_linemaps): New function.
238 (selftest::test_unknown_location): New function.
239 (selftest::test_builtins): New function.
240 (selftest::test_reading_source_line): New function.
241 (selftest::input_c_tests): New function.
242 * rtl-tests.c: New file.
243 * selftest-run-tests.c: New file.
244 * selftest.c: New file.
245 * selftest.h: New file.
246 * spellcheck.c: Include "selftest.h".
247 (selftest::levenshtein_distance_unit_test_oneway): New function,
248 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
249 (selftest::levenshtein_distance_unit_test): Likewise.
250 (selftest::spellcheck_c_tests): Likewise.
251 * toplev.c: Include selftest.h.
252 (toplev::run_self_tests): New.
253 (toplev::main): Handle -fself-test.
254 * toplev.h (toplev::run_self_tests): New.
255 * tree.c: Include "selftest.h".
256 (selftest::test_integer_constants): New function.
257 (selftest::test_identifiers): New function.
258 (selftest::test_labels): New function.
259 (selftest::tree_c_tests): New function.
260 * tree-cfg.c: Include "selftest.h".
261 (selftest::push_fndecl): New function.
262 (selftest::test_linear_chain): New function.
263 (selftest::test_diamond): New function.
264 (selftest::test_fully_connected): New function.
265 (selftest::tree_cfg_c_tests): New function.
266 * vec.c: Include "selftest.h".
267 (selftest::safe_push_range): New function.
268 (selftest::test_quick_push): New function.
269 (selftest::test_safe_push): New function.
270 (selftest::test_truncate): New function.
271 (selftest::test_safe_grow_cleared): New function.
272 (selftest::test_pop): New function.
273 (selftest::test_safe_insert): New function.
274 (selftest::test_ordered_remove): New function.
275 (selftest::test_unordered_remove): New function.
276 (selftest::test_block_remove): New function.
277 (selftest::reverse_cmp): New function.
278 (selftest::test_qsort): New function.
279 (selftest::vec_c_tests): New function.c.
280 * wide-int.cc: Include selftest.h and wide-int-print.h.
281 (selftest::from_int <wide_int>): New function.
282 (selftest::from_int <offset_int>): New function.
283 (selftest::from_int <widest_int>): New function.
284 (selftest::assert_deceq): New function.
285 (selftest::assert_hexeq): New function.
286 (selftest::test_printing <VALUE_TYPE>): New function template.
287 (selftest::test_ops <VALUE_TYPE>): New function template.
288 (selftest::test_comparisons <VALUE_TYPE>): New function template.
289 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
291 (selftest::wide_int_cc_tests): New function.
293 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
296 * ifcvt.c (noce_try_ifelse_collapse): New function.
298 (noce_process_if_block): Call noce_try_ifelse_collapse.
299 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
300 (simplify_ternary_operation): Use the above to simplify
301 conditional CLZ/CTZ expressions.
303 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
306 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
307 define_insn_and_split.
309 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
312 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
314 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
317 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
318 Implicitly clobber memory for basic asm with non-empty assembler
319 string. Use targetm.md_asm_adjust also here.
320 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
321 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
322 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
323 non-empty assembler string.
324 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
325 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
326 (decode_asm_operands): Handle basic asm in PARALLEL block.
327 (extract_insn): Handle basic asm in PARALLEL block.
328 * doc/extend.texi: Mention new behavior of basic asm.
329 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
330 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
331 branch_needs_nop_p): Use asm_noperands.
333 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
335 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
336 Include the M7 SPARC DFA scheduler.
337 New attribute v3pipe.
338 Annotate insns with v3pipe where appropriate.
339 Define cpu_feature vis4.
340 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
341 Add (V8QI "8") to vbits.
342 Add insns {add,sub}v8qi3
343 Add insns ss{add,sub}v8qi3
344 Add insns us{add,sub}{v8qi,v4hi}3
345 Add insns {min,max}{v8qi,v4hi,v2si}3
346 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
347 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
348 * config/sparc/niagara4.md: Add a comment explaining the
349 discrepancy between the documented latenty numbers and the
351 * config/sparc/niagara7.md: New file.
352 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
353 supports SPARC5 and VIS 4.0 instructions.
354 * configure: Regenerate.
355 * config.in: Likewise.
356 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
357 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
359 (ASM_CPU64_DEFAULT_SPEC): Likewise.
360 (CPP_CPU_SPEC): Handle niagara7.
361 (ASM_CPU_SPEC): Likewise.
362 * config/sparc/sparc-opts.h (processor_type): Add
365 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
366 (AS_NIAGARA7_FLAG): Define.
367 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
368 (CPP_CPU64_DEFAULT_SPEC): Likewise.
369 (CPP_CPU_SPEC): Handle niagara7.
370 (ASM_CPU_SPEC): Likewise.
371 * config/sparc/sparc.c (niagara7_costs): Define.
372 (sparc_option_override): Handle niagara7 and adjust cache-related
373 parameters with better values for niagara cpus. Also support VIS4.
374 (sparc32_initialize_trampoline): Likewise.
375 (sparc_use_sched_lookahead): Likewise.
376 (sparc_issue_rate): Likewise.
377 (sparc_register_move_cost): Likewise.
378 (dump_target_flag_bits): Support VIS4.
379 (sparc_vis_init_builtins): Likewise.
380 (sparc_builtins): Likewise.
381 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
383 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
385 * config/sparc/sparc.opt (sparc_processor_type): New value
387 * config/sparc/visintrin.h (__attribute__): Prototypes for the
389 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
391 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
394 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
396 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
398 2016-06-06 Richard Biener <rguenther@suse.de>
400 PR tree-optimization/71398
401 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
404 2016-06-05 James Bowman <james.bowman@ftdichip.com>
406 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
407 ft32_expand_prolog, ft32_expand_epilogue):
409 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
410 * config/ft32/ft32.md: Add pretend_returner.
412 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
416 Copy op1 RTX to avoid invalid sharing.
417 (ix86_expand_vector_move_misalign): Ditto.
419 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
421 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
424 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
426 * predict.c (predicted_by_loop_heuristics_p): New function.
427 (predict_iv_comparison): Use it.
428 (predict_loops): Walk from innermost loops; do not predict edges
429 leaving multiple loops multiple times; implement
430 PRED_LOOP_ITERATIONS_MAX heuristics.
431 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
433 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
435 * cfg.c (check_bb_profile): Do not report mismatched profiles when
436 only edges out of BB are EH edges.
438 2016-06-04 Martin Sebor <msebor@redhat.com>
439 Marcin Baczyński <marbacz@gmail.com>
442 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
443 a void expression in a void function.
445 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
447 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
448 aux; dump reasons of decisions.
449 (should_duplicate_loop_header_p): Likewise.
450 (do_while_loop_p): Likewise.
451 (ch_base::copy_headers): Dump asi num insns duplicated.
453 2016-06-04 Jakub Jelinek <jakub@redhat.com>
455 PR tree-optimization/71405
456 * tree-ssa.c (execute_update_addresses_taken): For clobber with
457 incompatible type, build a new clobber with the right type instead
458 of building a VIEW_CONVERT_EXPR around it.
460 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
462 PR tree-optimization/52171
463 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
464 by_pieces_ninsns instead of move_by_pieces_ninsns.
466 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
468 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
469 for reg+reg addressing mode.
471 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
473 * rs6000-c.c (c/c-tree.h): Add #include.
474 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
475 in C++ when found in the base position of vec_ld or vec_st.
477 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
479 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
480 use of profile unless profile status is PROFILE_READ.
481 * profile.c (compute_branch_probabilities): Set profile status
482 only after reporting predictor hitrates.
484 2016-06-03 Joseph Myers <joseph@codesourcery.com>
488 * common.opt (ffp-int-builtin-inexact): New option.
489 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
490 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
491 (ceil@var{m}2): Document dependence on this option.
492 * ipa-inline-transform.c (inline_call): Handle
493 flag_fp_int_builtin_inexact.
494 * ipa-inline.c (can_inline_edge_p): Likewise.
495 * config/i386/i386.md (rintxf2): Do not test
496 flag_unsafe_math_optimizations.
497 (rint<mode>2_frndint): New define_insn.
498 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
499 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
500 for 387 instead of extending and truncating.
501 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
502 !flag_trapping_math instead of flag_unsafe_math_optimizations.
503 Change to frndint<mode>2_<rounding>.
504 (frndintxf2_<rounding>_i387): Likewise. Change to
505 frndint<mode>2_<rounding>_i387.
506 (<rounding_insn>xf2): Likewise.
507 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
508 !flag_trapping_math instead of flag_unsafe_math_optimizations for
509 x87. Test TARGET_ROUND || !flag_trapping_math ||
510 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
511 SSE. Use ROUND_NO_EXC in constant operand of
512 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
513 for 387 instead of extending and truncating.
515 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
516 Julia Koval <julia.koval@intel.com>
528 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
529 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
530 all registers, except for function return registers if there are
531 no caller-saved registers.
532 (ix86_set_func_type): New function.
533 (ix86_set_current_function): Call ix86_set_func_type to set
534 no_caller_saved_registers and func_type. Call reinit_regs if
535 caller-saved registers are changed. Don't allow MPX, SSE, MMX
536 nor x87 instructions in interrupt handler nor function with
537 no_caller_saved_registers attribute.
538 (ix86_function_ok_for_sibcall): Return false if there are no
539 caller-saved registers.
540 (type_natural_mode): Don't warn ABI change for MMX in interrupt
542 (ix86_function_arg_advance): Skip for callee in interrupt handler.
543 (ix86_function_arg): Return special arguments in interrupt handler.
544 (ix86_promote_function_mode): Promote pointer to word_mode only
545 for normal functions.
546 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
548 (ix86_epilogue_uses): New function.
549 (ix86_hard_regno_scratch_ok): Likewise.
550 (ix86_save_reg): Preserve all registers in interrupt handler
551 after reload. Preserve all registers, except for function return
552 registers, if there are no caller-saved registers after reload.
553 (find_drap_reg): Always use callee-saved register if there are
554 no caller-saved registers.
555 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
556 for interrupt handler.
557 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
558 Emit cld instruction if stringops are used in interrupt handler
559 or interrupt handler isn't a leaf function.
560 (ix86_expand_epilogue): Generate interrupt return for interrupt
561 handler and pop the 'ERROR_CODE' off the stack before interrupt
562 return in exception handler.
563 (ix86_expand_call): Disallow calling interrupt handler directly.
564 If there are no caller-saved registers, mark all registers that
565 are clobbered by the call which returns as clobbered.
566 (ix86_handle_no_caller_saved_registers_attribute): New function.
567 (ix86_handle_interrupt_attribute): Likewise.
568 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
570 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
571 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
572 accumulation in interrupt function if stack may be realigned to
574 (EPILOGUE_USES): New.
575 (function_type): New enum.
576 (machine_function): Add func_type and no_caller_saved_registers.
577 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
578 (interrupt_return): New pattern.
579 * doc/extend.texi: Document x86 interrupt and
580 no_caller_saved_registers attributes.
582 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
584 PR tree-optimization/52171
585 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
586 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
587 Look for constant strings. Move some code to emit_block_cmp_hints
589 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
590 * defaults.h (COMPARE_MAX_PIECES): New macro.
591 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
592 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
593 (clear_by_pieces_1): Don't declare. Move definition before use.
594 (can_do_by_pieces): New static function.
595 (can_move_by_pieces): Use it. Return bool.
596 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
597 OP. All callers changed. Handle COMPARE_BY_PIECES.
598 (class pieces_addr); New.
599 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
600 pieces_addr::adjust, pieces_addr::increment_address,
601 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
603 (class op_by_pieces_d): New.
604 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
606 (class move_by_pieces_d, class compare_by_pieces_d,
607 class store_by_pieces_d): New subclasses of op_by_pieces_d.
608 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
609 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
610 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
611 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
612 compare_by_pieces_d::finish_mode): New member functions.
613 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
615 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
616 (emit_block_cmp_hints): New function.
617 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
618 use the newly defined classes.
619 * expr.h (by_pieces_constfn): New typedef.
620 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
621 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
622 (move_by_pieces_ninsns): Don't declare.
623 (can_move_by_pieces): Change return value to bool.
624 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
625 (compare_by_pieces_branch_ratio): New hook.
626 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
627 (by_pieces_ninsns): Declare.
628 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
630 (default_compare_by_pieces_branch_ratio): New function.
631 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
632 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
633 * doc/tm.texi: Regenerate.
634 * tree-ssa-strlen.c: Include "builtins.h".
635 (handle_builtin_memcmp): New static function.
636 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
637 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
639 2016-06-03 Alan Hayward <alan.hayward@arm.com>
641 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
642 relevant stmts which are simple and invariant.
643 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
644 instead of simple and invariant
646 2016-06-03 Alan Hayward <alan.hayward@arm.com>
648 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
649 (vectorizable_reduction): Check for new relevant state.
650 (vectorizable_live_operation): vectorize live stmts using
651 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
652 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
653 (vect_stmt_relevant_p): Check for stmts which are only used live.
654 (process_use): Use of a stmt does not inherit it's live value.
655 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
656 (vect_analyze_stmt): Check for new relevant state.
657 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
658 outside the loop, but not inside it.
660 2016-06-03 Alan Hayward <alan.hayward@arm.com>
662 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
663 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
664 (vect_get_vec_def_for_operand): Split out code.
666 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
668 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
670 2016-06-03 Alan Hayward <alan.hayward@arm.com>
672 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
674 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
676 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
678 2016-06-03 Jakub Jelinek <jakub@redhat.com>
681 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
682 to noreturn e->callee->decl that has void return type and void
683 arguments, adjust gimple_call_fntype and remove lhs even if it had
684 previously addressable type.
686 2016-06-02 Jeff Law <law@redhat.com>
688 PR tree-optimization/71328
689 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
690 error when checking for a jump back onto the copied path.
692 2016-06-02 David Malcolm <dmalcolm@redhat.com>
694 * config/microblaze/microblaze.c (get_branch_target): Add return
695 NULL_RTX for the non-CALL_P case.
696 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
697 (insert_wic): Remove unused local "j".
699 2016-06-02 Martin Liska <mliska@suse.cz>
701 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
703 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
704 Julia Koval <julia.koval@intel.com>
706 * function.c (assign_parm_setup_stack): Force source into a
708 * target.def (function_incoming_arg): Update documentation to
709 allow arbitrary address computation based on hard register.
710 * doc/tm.texi: Regenerated.
712 2016-06-02 Martin Liska <mliska@suse.cz>
714 * predict.c (combine_predictions_for_bb): Fix first match in
715 cases where a first predictor contains more than one occurence
716 in list of predictors. Take the best value in such case.
718 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
720 PR rtl-optimization/71295
721 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
722 offset would go over the size of the inner mode reject it.
724 2016-06-02 Jakub Jelinek <jakub@redhat.com>
726 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
727 x=x,x and v=v,m instead of x=x,m.
729 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
730 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
731 alternative to v=rm,C.
733 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
734 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
735 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
736 instead of vex for the last two above mentioned alternatives.
738 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
741 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
743 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
745 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
747 2016-06-01 David Malcolm <dmalcolm@redhat.com>
749 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
750 from int to unsigned.
752 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
754 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
755 alternatives, eliminating preferred register class. Add support
756 for the MTVSRDD instruction in ISA 3.0.
757 (vsx_splat_v4si_internal): Use splat_input_operand instead of
758 reg_or_indexed_operand.
759 (vsx_splat_v4sf_internal): Likewise.
761 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
764 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
765 for loading up all 0's or all 1's.
767 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
769 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
771 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
773 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
775 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
776 * gcc.c (set_source_date_epoch_envvar): New function, sets
777 the SOURCE_DATE_EPOCH environment variable to the current time.
779 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
781 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
782 the factor for live Phi nodes.
784 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
786 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
787 * tree-parloops.c (parallelize_loops): likewise.
788 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
789 tree_unswitch_outer_loop): likewise.
791 2016-06-01 Jakub Jelinek <jakub@redhat.com>
794 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
795 around creation of the temporary.
797 2016-06-01 Richard Biener <rguenther@suse.de>
799 PR tree-optimization/71366
800 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
801 (unloop_loops): Move removing edges here ...
802 (try_unroll_loop_completely): ... from here.
803 (try_peel_loop): ... and here.
804 (tree_unroll_loops_completely_1): Track parent loops via
805 bitmap of header BBs.
806 (tree_unroll_loops_completely): Adjust for that.
808 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
810 * config/rs6000/altivec.h (vec_slv): New macro.
811 (vec_srv): New macro.
812 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
813 (UNSPEC_VSRV): New value.
816 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
817 (vsrv): New builtin definition.
818 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
819 define argument types for new builtin.
820 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
822 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
825 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
826 Jocelyn Mayer <l_indien@magic.fr>
829 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
830 detect processor family for signature_CENTAUR_ebx.
831 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
832 signature_CENTAUR_ebx.
833 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
834 <default>: Pass x86-64 for has_longmode.
836 2016-06-01 Nathan Sidwell <nathan@acm.org>
838 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
841 2016-06-01 Richard Biener <rguenther@suse.de>
843 PR tree-optimization/71261
844 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
845 of stmts successfully put in the bool pattern. Remove
846 single-use restriction.
847 (adjust_bool_pattern_cast): Add cast at the use site via the
848 pattern def sequence.
849 (adjust_bool_pattern): Remove recursion, maintain a hash-map
850 of patterned defs. Use the pattern def seqence instead of
851 multiple independent patterns.
852 (sort_after_uid): New qsort compare function.
853 (adjust_bool_stmts): New function to process stmts in the bool
855 (vect_recog_bool_pattern): Adjust.
856 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
857 (ifcvt_walk_pattern_tree): Likewise.
858 (stmt_is_root_of_bool_pattern): Likewise.
859 (ifcvt_repair_bool_pattern): Likewise.
860 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
862 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
864 * loop-unroll.c (decide_unroll_constant_iterations,
865 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
867 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
869 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
871 * tree-core.h (enum omp_clause_code): Remove
872 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
874 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
876 * config/arm/sync.md (arm_store_exclusive<mode>):
877 Use 'H' output modifier on operands[2] rather than creating a new
878 entry in out-of-bounds memory of the operands array.
879 (arm_store_release_exclusivedi): Likewise.
881 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
883 * config/arm/arm.c (arm_fusion_enabled_p): New function.
884 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
885 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
886 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
888 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
890 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
891 into account live statements for mask producers.
893 2016-06-01 Richard Biener <rguenther@suse.de>
895 PR tree-optimization/71311
896 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
897 restrict to non-INTEGER_CST @0.
899 2016-06-01 Richard Biener <rguenther@suse.de>
901 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
902 (relational patterns): Use :c to avoid pattern duplications.
904 2016-06-01 Richard Biener <rguenther@suse.de>
906 * genmatch.c (comparison_code_p): New predicate.
907 (swap_tree_comparison): New function.
908 (commutate): Add for_vec parameter to append new for entries.
909 Support commutating relational operators by swapping it alongside
911 (lower_commutative): Adjust.
912 (dt_simplify::gen): Do not pass artificial operators to gen
914 (decision_tree::gen): Do not add artificial operators as parameters.
915 (parser::parse_expr): Verify operator commutativity when :c is
916 applied. Allow :C to override this.
917 * match.pd: Adjust patterns to use :C instead of :c where required.
919 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
921 PR tree-optimization/71077
922 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
923 the combining step, use boolean_false_node and boolean_true_node
924 as the designated false/true return values.
926 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
928 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
929 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
930 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
933 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
935 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
936 of flags impliying the register renaming.
937 * toplev.c (process_options): Do not imply flag_rename_registers with
940 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
942 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
943 default implementation.
945 2016-05-31 Nathan Sidwell <nathan@acm.org>
947 * dwarf2out.c (cur_line_info_table): Add GTY marker.
949 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
951 * config/sh/constraints.md (b): Remove constraint.
952 * config/sh/predicates.md (arith_reg_operand): Remove
954 * config/sh/sh-modes.def (PDI): Remove.
955 * config/sh/sh.c (sh_target_reg_class,
956 sh_optimize_target_register_callee_saved): Remove functions.
957 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
958 (sh_expand_epilogue): Update comment.
959 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
960 sh_secondary_reload): Remove TARGET_REGS related code.
961 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
962 TARGET_REGISTER_P): Remove macros.
963 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
964 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
965 TR1_REG, TR2_REG): Remove constants.
966 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
968 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
970 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
971 define_expand patterns.
972 (adddi3_compact): Rename to adddi3.
973 (subdi3_compact): Rename to subdi3.
974 (*negdi2): Rename to negdi2.
975 (*abs<mode>2): Rename to abs<mode>2.
977 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
979 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
980 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
981 (atomic_sub_fetchsi): ... this new pattern.
982 (mvtc): Add CC_REG clobber.
984 2016-05-31 Marek Polacek <polacek@redhat.com>
986 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
988 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
990 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
991 aarch64_fusion_enabled_p to check for fusion capabilities.
993 2016-05-31 Richard Biener <rguenther@suse.de>
995 PR tree-optimization/71352
996 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
997 minus one and a negate.
999 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1001 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
1002 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
1004 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
1005 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
1006 Remove use of aarch64_simd_attr_length_move, set length attribute
1008 (*aarch64_be_movoi): Likewise.
1009 (*aarch64_be_movci): Likewise.
1010 (*aarch64_be_movxi): Likewise.
1012 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1014 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
1015 It no longer does that.
1016 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
1018 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
1020 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
1021 attribute __unused__.
1023 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
1025 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
1026 * config/arm/arm.c (arm_arch_thumb1): Define.
1027 (arm_option_override): Initialize arm_arch_thumb1.
1028 * config/arm/arm.h (arm_arch_thumb1): Declare.
1029 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
1030 support Thumb-1 ISA.
1032 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
1035 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
1036 `Yv' for scalar operand.
1038 2016-05-31 Tom de Vries <tom@codesourcery.com>
1040 PR tree-optimization/69068
1041 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
1042 phis with more than two args.
1044 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
1046 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
1047 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
1050 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
1052 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
1054 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1056 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
1057 cpu_32, cpu_64, tune_32 and tune_64.
1058 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
1060 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1062 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1064 2016-05-30 Andi Kleen <ak@linux.intel.com>
1066 * auto-profile.c (read_profile): Replace asserts with errors
1067 when file does not exist.
1068 * gcov-io.c (gcov_read_words): Dito.
1070 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1072 * tree-cfg.c (print_loop): Print likely upper bounds.
1074 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1076 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
1077 * opts.c (default_options): Enable peel loops at -O3.
1078 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
1079 (try_peel_loop): Do not re-peel already peeled loops;
1080 use likely upper bounds; fix profile updating.
1081 (pass_complete_unroll::execute): Initialize peeled_loops.
1083 2016-05-30 Martin Liska <mliska@suse.cz>
1085 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
1086 computed costs by frequency of BB they belong to.
1087 (get_scaled_computation_cost_at): New function.
1089 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
1090 Marc Glisse <marc.glisse@inria.fr>
1092 PR tree-optimization/71289
1093 * match.pd (-1 / B < A, A > -1 / B): New transformations.
1095 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1097 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
1099 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1101 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
1102 for peeled copies; avoid underflow when updating estimates; correctly
1105 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1107 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
1108 r236875. Corrected oe3 to oe2 as obvious.
1110 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1114 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
1115 that inserted stmt will not dominate stmts that defines its operand.
1116 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
1117 (rewrite_expr_tree_parallel): Likewise.
1119 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1122 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
1123 all fields including stmt_to_insert are swapped.
1125 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1127 * predict.h (force_edge_cold): Declare.
1128 * predict.c (force_edge_cold): New function.
1129 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
1131 (canonicalize_loop_induction_variables): Fix formating.
1133 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
1135 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
1136 (visium_expand_copysign): Use gen_int_mode directly.
1137 (visium_compute_frame_size): Minor tweaks.
1139 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1141 * tree-vect-loop.c (vect_analyze_loop_2): Use
1142 likely_max_stmt_executions_int.
1144 2016-05-30 Tom de Vries <tom@codesourcery.com>
1146 PR tree-optimization/69067
1147 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
1149 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
1152 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
1153 New peepholes to remove unneeded fild/fistp pairs.
1154 (define_peephole2 atomic_loaddi_fpu): Ditto.
1156 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1158 * predict.c (maybe_hot_frequency_p): Avoid division.
1160 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1162 * doc/install.texi: Use https for shop.fsf.org.
1164 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1166 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
1167 likely_max_stmt_executions_int.
1169 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1171 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1172 likely_max_stmt_executions_int.
1174 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1176 * profile.c (compute_branch_probabilities): Do not report hitrates
1178 (branch_prob): Report hitrates here.
1179 * predict.c (gimple_predict_edge): Do not assert profile status;
1180 fix formatting issues.
1182 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1184 * predict.c (edge_predicted_by_p): New function.
1185 (predict_paths_for_bb): Do not put multiple predictions of the same type
1188 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1190 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
1193 2016-05-28 Alan Modra <amodra@gmail.com>
1195 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
1197 2016-05-28 Alan Modra <amodra@gmail.com>
1199 PR rtl-optimization/71275
1200 * ira.c (ira): Free dominance info.
1202 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
1204 * doc/sourcebuild.texi: New address for upstream Go repository.
1206 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
1208 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
1209 (TARGET_ARM_V7M): Likewise.
1211 2016-05-26 Jeff Law <law@redhat.com>
1213 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
1214 (thread_across_edge): Remove calls to find_jump_threads_backwards.
1215 * passes.def: Add jump threading passes before DOM/VRP.
1216 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
1217 argument to a basic block from an edge. Remove tests which are
1219 (pass_data_thread_jumps, class pass_thread_jumps): New.
1220 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
1221 (make_pass_thread_jumps): Likewise.
1222 * tree-pass.h (make_pass_thread_jumps): Declare.
1224 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
1226 * config/visium/visium-protos.h (split_double_move): Rename into...
1227 (visium_split_double_move): ...this.
1228 (visium_split_double_add): Declare.
1229 * config/visium/visium.c (split_double_move): Rename into...
1230 (visium_split_double_move): ...this.
1231 (visium_split_double_add): New function.
1232 (visium_expand_copysign): Renumber operands for consistency.
1233 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
1234 (DFmode move splitter): Likewise.
1235 (*addi3_insn): Split by means of visium_split_double_add.
1236 (*adddi3_insn_flags): Delete.
1237 (*plus_plus_sltu<subst_arith>): New insn.
1238 (*subdi3_insn): Split by means of visium_split_double_add.
1239 (subdi3_insn_flags): Delete.
1240 (*minus_minus_sltu<subst_arith>): New insn.
1241 (*negdi2_insn): Split by means of visium_split_double_add.
1242 (*negdi2_insn_flags): Delete.
1244 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
1246 * configure.ac: Treat a --with-headers option without argument
1247 the same as the default (i.e. consult sys-include directory).
1248 * configure: Regenerate.
1250 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1252 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
1253 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
1255 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
1256 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1258 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1261 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
1262 tree-stdarg analysis results.
1263 (aarch64_setup_incoming_varargs): Likewise.
1265 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1267 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
1268 va_list_gpr_counter_field and va_list_fpr_counter_field.
1270 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
1273 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
1274 * config/aarch64/aarch64.c
1275 (aarch64_cannot_change_mode_class): Remove function.
1276 * config/aarch64/aarch64-protos.h
1277 (aarch64_cannot_change_mode_class): Remove.
1279 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1281 * cfgloop.c (record_niter_bound): Record likely upper bounds.
1282 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
1283 get_likely_max_loop_iterations_int): New.
1284 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
1285 any_likely_upper_bound.
1286 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
1288 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
1289 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
1291 (unroll_loop_constant_iterations): Likewise.
1292 (unroll_loop_runtime_iterations): Likewise.
1293 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
1294 * lto-streamer-out.c (output_cfg): Likewise.
1295 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
1297 (canonicalize_loop_induction_variables): Dump likely upper bounds.
1298 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
1299 (likely_max_loop_iterations): New.
1300 (likely_max_loop_iterations_int): New.
1301 (likely_max_stmt_executions): New.
1302 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
1303 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
1304 likely_max_stmt_executions): Declare.
1306 2016-05-27 Marek Polacek <polacek@redhat.com>
1309 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
1311 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1313 * config/s390/s390.md (2x risbg splitters): Use
1314 reg_overlap_mentioned_p instead of rtx_equal_p.
1316 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
1318 * combine.c (make_compound_operation): Take known zero bits into
1319 account when checking for possible zero_extend.
1321 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1323 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
1324 Use const_int_operand for operand 2 predicate. Simplify expand code
1327 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
1330 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
1333 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1335 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
1336 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
1337 that returns CC_SESWPmode and CC_ZESWPmode.
1338 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
1340 (aarch64_rtx_costs): Likewise.
1342 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1344 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
1345 for ISA 3.0 min/max support.
1346 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
1347 conditional move support.
1348 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
1349 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
1351 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
1352 conditional moves where the comparison type is different from move
1354 (fp_minmax): New code iterator for smin/smax.
1355 (minmax): New code attributes for min/max.
1356 (SMINMAX): Likewise.
1357 (smax<mode>3): Combine min, max insns into one insn using the
1358 fp_minmax code iterator. Add support for ISA 3.0 min/max
1359 instructions that don't need -ffast-math.
1360 (s<minmax><mode>3): Likewise.
1361 (smax<mode>3_vsx): Likewise.
1362 (smin<mode>3): Likewise.
1363 (s<minmax><mode>3_vsx): Likewise.
1364 (smin<mode>3_vsx): Likewise.
1365 (pre-VSX min/max splitters): Likewise.
1366 (s<minmax><mode>3_fpr): Likewise.
1367 (movsfcc): Rewrite floating point conditional moves to combine
1368 SFmode/DFmode into a single insn.
1369 (mov<mode>cc): Likewise.
1370 (movdfcc): Likewise.
1371 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
1372 SFDF2 iterators to handle all combinations.
1373 (fseldfsf4): Likewise.
1374 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
1375 (fseldfdf4): Likewise.
1376 (fselsfdf4): Likewise.
1377 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
1378 comparison instructions that set a 0/-1 mask, and use it for
1379 floating point conditional move via XXSEL.
1380 (fpmask<mode>): Likewise.
1381 (xxsel<mode>): Likewise.
1382 * config/rs6000/predicates.md (min_max_operator): Delete, no
1384 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
1385 instructions that generate a 0/-1 mask for use with XXSEL.
1386 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
1387 say whether floating point min/max is available, either through
1388 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
1389 (TARGET_MINMAX_DF): Likewise.
1391 2016-05-27 Alan Modra <amodra@gmail.com>
1393 PR rtl-optimization/71275
1394 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
1395 for update_equiv_regs and combine_and_move_insns.
1397 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
1400 if_then_else or cond RTXes to calculate attribute value.
1401 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
1402 <attr "length_immediate>: Ditto.
1403 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
1404 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
1405 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
1406 <attr "type">: Ditto.
1407 <attr "prefix_data16">: Ditto.
1408 <attr "prefix_extra">: Ditto.
1409 <attr "length_immediate">: Ditto.
1410 <attr "prefix">: Ditto.
1411 (vec_set<mode>_0) <attr "isa">: Ditto.
1412 <attr "prefix_extra">: Ditto.
1413 <attr "length_immediate">: Ditto.
1414 <attr "prefix">: Ditto.
1415 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
1416 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
1417 (sse2_storelpd) <attr "prefix_data16">: Ditto.
1418 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
1419 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
1420 <attr "length_immediate">: Ditto.
1421 <attr "prefix">: Ditto.
1422 (sse2_movsd) <attr "length_immediate">: Ditto.
1423 <attr "prefix">: Ditto.
1424 (vec_concatv2df) <attr "isa">: Ditto.
1425 <attr "prefix">: Ditto.
1426 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
1427 (*vec_extractv2di_1) <attr "isa">: Ditto.
1428 <attr "type">: Ditto.
1429 <attr "length_immediate">: Ditto.
1430 <attr "prefix_rex">: Ditto.
1431 <attr "prefix_extra">: Ditto.
1432 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
1433 <attr "prefix_extra">: Ditto.
1434 <attr "length_immediate">: Ditto.
1435 (vec_concatv2di) <attr "isa">: Ditto.
1436 <attr "prefix_extra">: Ditto.
1437 <attr "length_immediate">: Ditto.
1438 <attr "prefix">: Ditto.
1440 2016-05-26 Martin Liska <mliska@suse.cz>
1442 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
1444 (operator+): Likewise.
1445 (operator-): Likewise.
1446 (comp_cost::operator+=): Likewise.
1447 (comp_cost::operator-=): Likewise.
1448 (comp_cost::operator/=): Likewise.
1449 (comp_cost::operator*=): Likewise.
1450 (operator<): Likewise.
1451 (operator==): Likewise.
1452 (operator<=): Likewise.
1454 (infinite_cost_p): Likewise.
1455 (add_costs): Likewise.
1456 (sub_costs): Likewise.
1457 (compare_costs): Likewise.
1458 (set_group_iv_cost): Use the newly introduced functions.
1459 (get_address_cost): Likewise.
1460 (get_shiftadd_cost): Likewise.
1461 (force_expr_to_var_cost): Likewise.
1462 (split_address_cost): Likewise.
1463 (ptr_difference_cost): Likewise.
1464 (difference_cost): Likewise.
1465 (get_computation_cost_at): Likewise.
1466 (determine_group_iv_cost_generic): Likewise.
1467 (determine_group_iv_cost_address): Likewise.
1468 (determine_group_iv_cost_cond): Likewise.
1469 (autoinc_possible_for_pair): Likewise.
1470 (determine_group_iv_costs): Likewise.
1471 (cheaper_cost_pair): Likewise.
1472 (iv_ca_recount_cost): Likewise.
1473 (iv_ca_set_no_cp): Likewise.
1474 (iv_ca_set_cp): Likewise.
1475 (iv_ca_cost): Likewise.
1476 (iv_ca_new): Likewise.
1477 (iv_ca_dump): Likewise.
1478 (iv_ca_narrow): Likewise.
1479 (iv_ca_prune): Likewise.
1480 (iv_ca_replace): Likewise.
1481 (try_add_cand_for): Likewise.
1482 (try_improve_iv_set): Likewise.
1483 (find_optimal_iv_set): Likewise.
1485 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1487 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1488 that internal functions will clobber all caller-saved registers.
1490 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1492 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1493 Return a better case_values_threshold when optimizing.
1495 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1497 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1498 Add ? to integer variant.
1499 (aarch64_combinez_be): Likewise.
1501 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1503 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1504 instead of x constraint.
1505 (vcvtps2ph256<mask_name>): Likewise.
1507 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1508 alternative. Formatting fix.
1510 * config/i386/sse.md
1511 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1513 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1514 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1515 maybe_evex prefix instead of vex.
1516 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1517 EXT_REX_SSE_REG_P (op0) case in the splitter.
1519 2016-05-25 Jeff Law <law@redhat.com>
1521 PR tree-optimization/71272
1522 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1523 Update comments. Add test for empty path.
1525 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1527 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1528 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1529 special case builtin.
1530 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1531 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1532 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1533 for __builtin_vec_cmpne.
1535 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1537 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1538 redundant test and bail out if the type of the new operand is not
1539 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1541 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1543 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1544 (x_ix86_target_flags_explicit): Remove.
1545 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1546 x_ix86_target_flags_explicit.
1547 (ix86_function_specific_restore): Ditto.
1549 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1550 H.J. Lu <hongjiu.lu@intel.com>
1553 * common/config/i386/i386-common.c
1554 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1555 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1556 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1557 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1558 (-mgeneral-regs-only): Add new option.
1559 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1560 x87 instructions if only general registers are allowed.
1561 (ix86_target_string): Add ix86_flags argument. Handle additional
1562 flags options through ix86_flags argument. Update all callers.
1563 * doc/invoke.texi: Document -mgeneral-regs-only.
1565 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1567 PR rtl-optimization/66940
1568 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1569 decrementing desired_val will not overflow before performing these
1572 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1574 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1575 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1576 * config/i386/i386.c (enum ix86_builtins): Add
1577 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1578 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1579 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1580 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1581 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1582 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1583 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1584 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1585 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1586 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1587 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1588 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1589 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1590 __builtin_ia32_cvtps2dq512_mask.
1591 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1592 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1593 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1594 * config/i386/sse.md
1595 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1597 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1598 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1600 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1601 (avx512f_vec_pack_sfix_v8df): New define_expand.
1602 (avx512f_roundpd512): Rename to ...
1603 (avx512f_round<castmode>512): ... this. Change iterator.
1604 (avx512f_roundps512_sfix): New define_expand.
1605 (round<mode>2_sfix): Change iterator.
1607 2016-05-25 Nick Clifton <nickc@redhat.com>
1609 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1610 static interrupt handler is detected.
1611 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1612 default linker script.
1613 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1614 the low part of a symbolic pointer.
1616 2016-05-25 Richard Biener <rguenther@suse.de>
1618 PR tree-optimization/71261
1619 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1620 interesting stmt instead of immediate uses when looking
1621 for the use operand to replace.
1623 2016-05-25 Martin Liska <mliska@suse.cz>
1625 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
1627 2016-05-25 Richard Biener <rguenther@suse.de>
1629 PR tree-optimization/71264
1630 * tree-vect-stmts.c (vect_init_vector): Properly deal with
1633 2016-05-25 Martin Liska <mliska@suse.cz>
1635 PR tree-optimization/71239
1636 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
1637 if DECL_SIZE is NULL.
1639 2016-05-25 Richard Biener <rguenther@suse.de>
1641 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
1642 * tree-if-conv.c (pass_data_if_conversion): Use it.
1644 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1646 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
1647 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
1648 * varpool.c (varpool_node::get_availability): Likewise.
1650 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1652 * config/rs6000/altivec.md (VNEG iterator): New iterator for
1653 VNEGW/VNEGD instructions.
1654 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
1655 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
1656 support for ISA 3.0 VNEGW/VNEGD instructions.
1658 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1660 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
1661 pointers inside OACC_DATA regions.
1662 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
1663 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
1664 (gimplify_adjust_omp_clauses): Fix typo in comment.
1666 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1668 * config/rs6000/altivec.md (VParity): New mode iterator for vector
1669 parity built-in functions.
1670 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
1672 (p9v_parity<mode>2): Likewise.
1673 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
1675 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
1676 (parity<mode>2): ISA 3.0 expander for vector parity.
1677 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
1679 (BU_P9_64BIT_MISC_0): Likewise.
1680 (BU_P9_MISC_0): Likewise.
1681 (BU_P9V_AV_1): Likewise.
1682 (BU_P9V_AV_2): Likewise.
1683 (BU_P9V_AV_3): Likewise.
1684 (BU_P9V_AV_P): Likewise.
1685 (BU_P9V_VSX_1): Likewise.
1686 (BU_P9V_OVERLOAD_1): Likewise.
1687 (BU_P9V_OVERLOAD_2): Likewise.
1688 (BU_P9V_OVERLOAD_3): Likewise.
1689 (VCTZB): Add vector count trailing zeros support.
1693 (VPRTYBD): Add vector parity support.
1694 (VPRTYBQ): Likewise.
1695 (VPRTYBW): Likewise.
1696 (VCTZ): Add overloaded vector count trailing zeros support.
1697 (VPRTYB): Add overloaded vector parity support.
1698 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1699 overloaded vector count trailing zeros and parity instructions.
1700 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
1701 vector parity support.
1702 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
1703 trailing zeros support.
1704 (vec_cntlz): Likewise.
1705 (vec_vctzb): Likewise.
1706 (vec_vctzd): Likewise.
1707 (vec_vctzh): Likewise.
1708 (vec_vctzw): Likewise.
1709 (vec_vprtyb): Add ISA 3.0 vector parity support.
1710 (vec_vprtybd): Likewise.
1711 (vec_vprtybw): Likewise.
1712 (vec_vprtybq): Likewise.
1713 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1714 the ISA 3.0 vector count trailing zeros and vector parity built-in
1717 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1719 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
1720 when there is stmt_to_insert.
1722 2016-05-24 Martin Sebor <msebor@redhat.com>
1725 * tree.h (complete_or_array_type_p): New inline function.
1727 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1729 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
1730 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
1731 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
1733 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
1734 Limit 1st alternative to noavx isa, split 2nd alternative into one
1735 noavx and one avx alternative, use *x and Bm in the former and
1736 x and m in the latter.
1738 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
1739 of sse4 for the first alternative, drop %v from the template
1740 and d operand modifier. Split second alternative into one sse4_noavx
1741 and one avx alternative, use *x instead of *v in the former and v
1742 instead of *v in the latter.
1743 (*sse4_1_extractps): Use noavx isa instead of * for the first
1744 alternative, drop %v from the template. Split second alternative into
1745 one noavx and one avx alternative, use *x instead of *v in the
1746 former and v instead of *v in the latter.
1747 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
1748 with noavx and the last one with avx.
1749 (sse4_1_phminposuw): Guard first alternative with noavx isa,
1750 split the second one into one noavx and one avx alternative,
1751 use *x and Bm in the former and x and m in the latter one.
1752 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
1755 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
1756 first two alternatives to noavx, use *x instead of *v in the second
1757 one, add avx alternative without *.
1758 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
1759 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
1760 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
1762 2016-05-24 Jeff Law <law@redhat.com>
1764 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
1765 New function, extracted from...
1766 (fsm_find_control_statement_thread_paths): Here. Use the new function.
1767 Allow simple copies and constant initializations in the SSA chain.
1769 2016-05-24 Marek Polacek <polacek@redhat.com>
1772 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
1775 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1778 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
1779 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
1780 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
1781 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
1782 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
1784 2016-05-24 Richard Biener <rguenther@suse.de>
1786 PR tree-optimization/71240
1787 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
1790 2016-05-24 Richard Biener <rguenther@suse.de>
1792 PR tree-optimization/71230
1793 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
1795 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1797 * tree-vectorizer.h (vectorizable_comparison): Delete.
1798 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
1799 PURE_SLP_STMT check.
1800 * tree-vect-stmts.c (vectorizable_call): Likewise.
1801 (vectorizable_simd_clone_call): Likewise.
1802 (vectorizable_conversion): Likewise.
1803 (vectorizable_assignment): Likewise.
1804 (vectorizable_shift): Likewise.
1805 (vectorizable_operation): Likewise.
1806 (vectorizable_load): Likewise.
1807 (vectorizable_condition): Likewise.
1808 (vectorizable_store): Likewise. Assert that we don't have
1810 (vectorizable_comparison): Make static. Remove redundant
1811 PURE_SLP_STMT check.
1812 (vect_transform_stmt): Assert that we always have an slp_node
1815 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1817 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
1818 operands[2] against 1 with comparison against CONST1_RTX.
1819 (<shift>di3_neon): Likewise.
1820 * config/arm/predicates.md (const0_operand): Replace with comparison
1823 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1825 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
1826 operands[2] against 1 with comparison against CONST1_RTX.
1827 (ashrdi3): Likewise.
1828 (lshrdi3): Likewise.
1829 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
1831 (ashrsi3): Likewise.
1832 (lshrsi3): Likewise.
1833 (rotrsi3): Likewise.
1834 (define_split above *compareqi_eq0): Likewise.
1835 (define_split above "prologue"): Likewise.
1836 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
1837 * config/arm/predicates.md (shift_operator): Likewise.
1838 (shift_nomul_operator): Likewise.
1839 (sat_shift_operator): Likewise.
1840 (thumb1_cmp_operand): Likewise.
1841 (const_neon_scalar_shift_amount_operand): Replace manual range
1842 check with IN_RANGE.
1843 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
1844 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
1846 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1848 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
1849 with HOST_WIDE_INT_1.
1851 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
1852 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
1853 (arm_canonicalize_comparison): Likewise.
1854 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
1856 (thumb1_size_rtx_costs): Likewise.
1857 (vfp_const_double_index): Replace cast of 1 to unsigned
1858 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1859 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
1861 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
1862 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1863 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
1864 HOST_WIDE_INT with HOST_WIDE_INT_1.
1866 2016-05-24 Marek Polacek <polacek@redhat.com>
1868 * tree-cfg.h (should_remove_lhs_p): New predicate.
1869 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
1870 * gimplify.c (gimplify_modify_expr): Likewise.
1871 * tree-cfg.c (verify_gimple_call): Likewise.
1872 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
1873 * gimple-fold.c: Include "tree-cfg.h".
1874 (gimple_fold_call): Use should_remove_lhs_p.
1876 2016-05-24 Richard Biener <rguenther@suse.de>
1878 PR tree-optimization/71253
1879 * cfganal.h (control_dependences): Make robust against edge
1881 (control_dependences::control_dependences): Remove edge_list argument.
1882 (control_dependences::get_edge): Remove.
1883 (control_dependences::get_edge_src): Add.
1884 (control_dependences::get_edge_dest): Likewise.
1885 (control_dependences::m_el): Make a vector of edge src/dest index.
1886 * cfganal.c (control_dependences::find_control_dependence): Adjust.
1887 (control_dependences::control_dependences): Likewise.
1888 (control_dependences::~control_dependence): Likewise.
1889 (control_dependences::get_edge): Remove.
1890 (control_dependences::get_edge_src): Add.
1891 (control_dependences::get_edge_dest): Likewise.
1892 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
1894 (perform_tree_ssa_dce): Adjust.
1895 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
1897 (pass_loop_distribution::execute): Adjust. Do loop destroying
1898 conditional on changed.
1900 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1903 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
1904 return. Reindent transformation comment and mention the ARM state
1907 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1910 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
1911 after build_and_add_sum creates new use stmt.
1913 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1915 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
1916 load_lanes/grouped_load classification comes first. Don't check
1917 whether the vectorization factor is a multiple of the group size
1920 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1922 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
1923 GROUP_GAP for single-element interleaving.
1924 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
1927 2016-05-24 Richard Biener <rguenther@suse.de>
1931 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
1932 bases which are accessed with non-invariant indices.
1933 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
1934 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
1936 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1939 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
1940 (add_to_ops_vec): Add stmt_to_insert.
1941 (add_repeat_to_ops_vec): Init stmt_to_insert.
1942 (insert_stmt_before_use): New.
1943 (transform_add_to_multiply): Remove mult_stmt insertion and add it
1945 (get_ops): Init stmt_to_insert.
1946 (maybe_optimize_range_tests): Likewise.
1947 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
1948 (rewrite_expr_tree_parallel): Likewise.
1949 (reassociate_bb): Likewise.
1951 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1954 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
1955 ISA 3.0 xxperm fusion alternative.
1956 (altivec_vperm_v8hiv16qi): Likewise.
1957 (altivec_vperm_<mode>_uns_internal): Likewise.
1958 (vperm_v8hiv4si): Likewise.
1959 (vperm_v16qiv8hi): Likewise.
1961 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1962 Kelvin Nilsen <kelvin@gcc.gnu.org>
1964 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
1965 vpermr/xxpermr on ISA 3.0.
1966 (altivec_expand_vec_perm_le): Likewise.
1967 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
1968 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
1971 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
1973 * config/i386/i386.h (IS_STACK_MODE): Enable for
1974 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
1975 SSE_FLOAT_MODE_P macros.
1976 * config/i386/i386.c (ix86_preferred_reload_class): Use
1977 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
1978 Cleanup regclass processing for CONST_DOUBLE_P.
1979 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
1980 (ix86_rtx_costs): Remove redundant TARGET_80387 check
1981 with IS_STACK_MODE macro.
1982 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
1984 (*movdf_internal): Use IS_STACK_MODE macro.
1985 (*movsf_internal): Ditto.
1987 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
1989 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
1990 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
1992 2016-05-23 Jeff Law <law@redhat.com>
1994 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
1996 (fsm_find_control_statement_thread_paths): Call it.
1998 2016-05-23 Martin Jambor <mjambor@suse.cz>
2001 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
2002 from_global_constant if t is not NULL.
2004 2016-05-23 Marek Polacek <polacek@redhat.com>
2007 * common.opt (Wswitch-unreachable): New option.
2008 * doc/invoke.texi: Document -Wswitch-unreachable.
2009 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
2012 2016-05-23 Bin Cheng <bin.cheng@arm.com>
2014 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
2015 TMR_INDEX is non-NULL.
2017 2016-05-23 Richard Biener <rguenther@suse.de>
2019 PR tree-optimization/71230
2020 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
2021 (try_special_add_to_ops): ... here. Always test for single-use.
2023 2016-05-23 Martin Jambor <mjambor@suse.cz>
2025 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
2026 default block if a PHI node in the original one would be resized.
2028 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2030 PR tree-optimization/58135
2031 * tree-vect-slp.c: When group size is not multiple
2032 of vector size, allow splitting of store group at
2035 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
2037 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
2039 2016-05-22 Jakub Jelinek <jakub@redhat.com>
2041 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2042 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
2043 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
2046 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
2047 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
2048 v constraint instead of x and vinserti32x4 insn.
2050 * config/i386/sse.md (i128vldq): New mode iterator.
2051 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
2052 avx512dq and avx512vl alternatives.
2054 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
2055 constraint, use maybe_evex prefix instead of vex.
2056 (vec_dupv4sf): Use v constraint instead of x for output
2057 operand except for noavx alternative, use Yv constraint
2058 instead of x for input. Use maybe_evex prefix instead of vex.
2059 (*vec_dupv4si): Likewise.
2060 (*vec_dupv2di): Likewise.
2062 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2065 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
2066 (linearize_expr_tree): Call try_special_add_to_ops.
2067 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
2069 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2071 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
2072 to computed stack_usage.
2074 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2077 * config/avr/avr.md (define_expand "mov<mode>"): If the source
2078 operand is subreg (symbol_ref) then move the symbol ref to register.
2080 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
2082 * tree.c (array_at_struct_end_p): Look through MEM_REF.
2084 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2087 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
2090 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2092 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
2093 ranges by calling get_single_symbol and tidy up. Look more closely
2094 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
2096 2016-05-20 Jeff Law <law@redhat.com>
2098 * bitmap.c (bitmap_find_bit): Remove useless test.
2100 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2102 * function.c (thread_prologue_and_epilogue_insns): Commit the
2103 insertion of the epilogue.
2105 2016-05-20 Martin Jambor <mjambor@suse.cz>
2107 PR tree-optimization/70884
2108 * tree-sra.c (initialize_constant_pool_replacements): Do not check
2109 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
2110 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
2111 of constant pool data as a reason for scalarization.
2113 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2115 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
2116 for naked functions.
2117 (thumb1_expand_prologue): Likewise.
2119 2016-05-20 Nathan Sidwell <nathan@acm.org>
2121 * config/nvptx/nptx.c (nvptx_option_override): Only set
2122 flag_toplevel_reorder, if not explicitly specified. Set
2123 flag_no_common, unless explicitly specified.
2125 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2127 * calls.c (can_implement_as_sibling_call_p): Mark param
2128 reg_parm_stack_space with ATTRIBUTE_UNUSED.
2130 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
2132 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
2133 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
2134 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
2136 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
2137 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
2140 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
2142 * config/nvptx/nvptx.md (sincossf3): New pattern.
2144 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2146 * calls.c (maybe_complain_about_tail_call): New function.
2147 (initialize_argument_information): Call
2148 maybe_complain_about_tail_call when clearing *may_tailcall.
2149 (can_implement_as_sibling_call_p): Call
2150 maybe_complain_about_tail_call when returning false.
2151 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
2152 ensure try_tail_call is set. Call maybe_complain_about_tail_call
2153 if tail-call optimization fails.
2154 * cfgexpand.c (expand_call_stmt): Initialize
2155 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
2156 * gimple-pretty-print.c (dump_gimple_call): Dump
2157 gimple_call_must_tail_p.
2158 * gimple.c (gimple_build_call_from_tree): Call
2159 gimple_call_set_must_tail with the value of
2160 CALL_EXPR_MUST_TAIL_CALL.
2161 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
2162 (gimple_call_set_must_tail): New function.
2163 (gimple_call_must_tail_p): New function.
2164 * print-tree.c (print_node): Update printing of TREE_STATIC
2165 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
2166 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
2167 trailing comment listing applicable flags.
2168 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
2170 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2172 * calls.c (expand_call): Move "Rest of purposes for tail call
2173 optimizations to fail" to...
2174 (can_implement_as_sibling_call_p): ...this new function, and
2175 split into multiple "if" statements.
2177 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2179 * cfgloop.h (expected_loop_iterations_unbounded,
2180 expected_loop_iterations): Unconstify.
2181 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
2182 profile with known upper bound; return 3 when profile is absent.
2183 (expected_loop_iterations): Update.
2185 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2187 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
2188 and get_max_loop_iterations_int.
2190 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2192 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
2193 realistic upper bounds here.
2195 2016-05-20 Jakub Jelinek <jakub@redhat.com>
2198 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
2199 calls if the LHS is variable length or has addressable type.
2200 If targets[0]->decl is a noreturn call with void return type and
2201 zero arguments, adjust fntype and remove lhs in that case.
2203 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
2205 PR tree-optimization/71079
2206 PR tree-optimization/71206
2207 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
2209 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2211 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
2212 (get_vec_alignment_for_array_decl): Likewise.
2213 (get_vec_alignment_for_record_decl): Likewise.
2214 (increase_alignment::execute): Move code to find alignment to
2215 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
2216 (type_align_map): New hash_map.
2218 2016-05-20 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/29756
2221 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
2222 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
2223 * fold-const.c (operand_equal_p): Likewise.
2224 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
2225 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
2226 * tree-inline.c (estimate_operator_cost): Likewise.
2227 * tree-pretty-print.c (dump_generic_node): Likewise.
2228 * tree-ssa-operands.c (get_expr_operands): Likewise.
2229 * cfgexpand.c (expand_debug_expr): Likewise.
2230 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
2231 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
2232 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
2233 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
2234 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
2235 (execute_update_addresses_taken): Do it.
2237 2016-05-20 Richard Biener <rguenther@suse.de>
2239 PR tree-optimization/71185
2240 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
2241 register operations.
2243 2016-05-20 Richard Biener <rguenther@suse.de>
2245 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
2246 gimple_seq_add_seq_without_update.
2247 (release_bb_predicate): Assert we have no operands to free.
2248 (if_convertible_loop_p_1): Calculate post dominators later.
2249 Do not free BB predicates here.
2250 (combine_blocks): Do not recompute BB predicates.
2251 (version_loop_for_if_conversion): Save BB predicates around
2254 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2256 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
2257 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
2258 code. Ignore sibcalls on EDGE_IGNORE edges.
2259 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
2260 on edges for sibcalls that run without prologue. The rest of the
2261 function is combined from...
2262 (fix_fake_fallthrough_edge): ... this, and ...
2263 (try_shrink_wrapping): ... a part of this. Remove the bb_with
2264 function argument, make it a local variable.
2266 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
2268 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
2269 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
2270 for 32-bit mode and SEH for 64-bit.
2271 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
2272 TARGET_64BIT_DEFAULT.
2274 2016-05-19 Ryan Burn <contact@rnburn.com>
2276 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
2277 * gengtype.c (open_base_files): Add cilk.h to ifiles.
2279 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
2281 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
2282 force pending loads from memory.
2284 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
2286 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
2287 (UNSPEC_DARN_32): New unspec constant.
2288 (UNSPEC_DARN_RAW): New unspec constant.
2289 (darn_32): New instruction.
2290 (darn_raw): New instruction.
2291 (darn): New instruction.
2292 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
2293 support and documentation for this macro.
2294 (BU_P9_MISC_1): New macro definition.
2295 (BU_P9_64BIT_MISC_0): New macro definition.
2296 (BU_P9_MISC_0): New macro definition.
2297 (darn_32): New builtin definition.
2298 (darn_raw): New builtin definition.
2299 (darn): New builtin definition.
2300 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
2301 RS6000_BUILTIN_0 directives to surround each occurrence of
2302 #include "rs6000-builtin.def".
2303 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
2304 RS6000_BTM_64BIT flags to the returned mask, depending on
2306 (def_builtin): Correct an error in the assignments made to the
2307 debugging variable attr_string.
2308 (rs6000_expand_builtin): Add support for no-operand built-in
2310 (builtin_function_type): Remove fatal_error assertion that is no
2312 (rs6000_common_init_builtins): Add support for no-operand built-in
2314 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
2316 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
2318 (RS6000_BTM_64BIT): New macro definition.
2319 * doc/extend.texi: Document __builtin_darn (void),
2320 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
2323 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
2325 * tree-vect-loop.c (vect_analyze_loop_2): Use also
2326 max_loop_iterations_int.
2328 2016-05-19 Marek Polacek <polacek@redhat.com>
2330 PR tree-optimization/71031
2331 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
2332 condition and adjust the code a bit.
2334 2016-05-19 Martin Liska <mliska@suse.cz>
2336 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
2337 auto_vec instead of vec.
2339 2016-05-19 Martin Liska <mliska@suse.cz>
2341 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
2343 2016-05-19 Martin Liska <mliska@suse.cz>
2345 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
2347 2016-05-19 Martin Liska <mliska@suse.cz>
2349 * ipa-pure-const.c (set_function_state): Remove an existing
2351 (remove_node_data): Do not free it as it's released
2352 in set_function_state.
2354 2016-05-19 Martin Liska <mliska@suse.cz>
2356 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
2359 2016-05-19 Martin Liska <mliska@suse.cz>
2361 * omp-simd-clone.c (simd_clone_adjust): Release vector.
2363 2016-05-19 Martin Liska <mliska@suse.cz>
2365 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
2366 an auto_vec instead of re-creating it.
2368 2016-05-19 Martin Liska <mliska@suse.cz>
2370 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
2371 auto_vec instead of vec.
2373 2016-05-19 Martin Liska <mliska@suse.cz>
2375 * lto-section-in.c (lto_get_section_data): Call
2376 lto_check_version with additional argument.
2377 * lto-streamer.c (lto_check_version): Add new argument.
2378 * lto-streamer.h (lto_check_version): Likewise.
2380 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2382 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
2383 Don't add cost of inner memory when handling sign-extended loads.
2385 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
2387 PR rtl-optimization/71148
2388 * cse.c (cse_main): Free dominance info.
2389 (rest_of_handle_cse): Don't free dominance info.
2390 (rest_of_handle_cse2): Likewise.
2391 (rest_of_handle_cse_after_global_opts): Likewise.
2393 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2396 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
2397 NULL_TREE early if NEON is not available. Remove now redundant check
2398 in ARM_CHECK_BUILTIN_MODE.
2400 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
2403 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
2404 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
2405 * doc/cpp.texi: Document new macros.
2407 2016-05-19 Bin Cheng <bin.cheng@arm.com>
2409 PR tree-optimization/69848
2410 * tree-vect-loop.c (vectorizable_reduction): Don't factor
2411 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
2413 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2415 * function.c (thread_prologue_and_epilogue_insn): Move the
2416 "goto epilogue_done" one block later.
2418 2016-05-19 Richard Biener <rguenther@suse.de>
2420 PR tree-optimization/70729
2421 * passes.def: Move LIM pass before PRE. Remove no longer
2422 required copyprop and move first DCE out of the loop pipeline.
2424 2016-05-18 David Malcolm <dmalcolm@redhat.com>
2427 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
2428 (OBJS-libcommon-target): ...here.
2429 * opts-common.c: Include spellcheck.h.
2430 (cmdline_handle_error): Build a vec of valid options and use it
2431 to suggest provide hints for misspelled arguments.
2433 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2436 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
2437 lhs if it has TREE_ADDRESSABLE type.
2439 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
2442 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
2443 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2445 2016-05-18 Martin Jambor <mjambor@suse.cz>
2448 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
2449 input for NOP_EXPR pass-through functions.
2450 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
2451 aggregate global constant VAR_DECLs in constant jump functions.
2453 2016-05-18 Martin Jambor <mjambor@suse.cz>
2456 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
2457 from TREE_READONLY parameters.
2459 2016-05-18 Martin Jambor <mjambor@suse.cz>
2462 * cgraph.h (cgraph_indirect_call_info): New field
2463 guaranteed_unmodified.
2464 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
2465 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2467 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
2468 pass the parameter value to ipa_find_agg_cst_for_param.
2469 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
2470 guaranteed_unmodified, store AA results there instead of bailing out
2472 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2473 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2474 (find_constructor_constant_at_offset): New function.
2475 (ipa_find_agg_cst_from_init): Likewise.
2476 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2477 static initializers of contants, report back through a new paameter
2478 from_global_constant if that was the case.
2479 (try_make_edge_direct_simple_call): Also pass parameter value to
2480 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2482 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2483 (ipa_read_indirect_edge_info): Likewise.
2484 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2485 (ipa_load_from_parm_agg): Likewise.
2487 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2489 PR rtl-optimization/71150
2490 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2493 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2496 * config/rs6000/constraints.md (wE constraint): New constraint
2497 for a vector constant that can be loaded with XXSPLTIB.
2498 (wM constraint): New constraint for a vector constant of a 1's.
2499 (wS constraint): New constraint for a vector constant that can be
2500 loaded with XXSPLTIB and a vector sign extend instruction.
2501 * config/rs6000/predicates.md (xxspltib_constant_split): New
2502 predicates for wE/wS constraints.
2503 (xxspltib_constant_nosplit): Likewise.
2504 (easy_vector_constant): Add support for constants that can be
2505 loaded via XXSPLTIB.
2506 (all_ones_constant): New predicate for vector constant with all
2508 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2509 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2510 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2511 instruction and possibly with a sign extension.
2512 (output_vec_const_move): Add support for XXSPLTIB. If we are
2513 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2514 instead of XXLXOR/XXLORC.
2515 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2517 (rs6000_legitimize_reload_address): Likewise.
2518 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2520 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2521 combine VSX_M and VSX_M2 into one iterator.
2523 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2524 (VSINT_842): Likewise.
2525 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2526 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2527 XXSPLTIB instruction.
2528 (xxspltib_<mode>_nosplit): Likewise.
2529 (xxspltib_<mode>_split): New insn to load up constants with
2530 XXSPLTIB and a sign extend instruction.
2531 (vsx_mov<mode>): Replace single move that handled all vector types
2532 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2533 moves (when -mvsx-timode is in effect) into the main vector
2534 moves. Eliminate separate moves for <VSr> <VSa>, where the
2535 preferred register class (<VSr>) is listed first, and the
2536 secondary register class (<VSa>) is listed second with a '?' to
2537 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2538 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2539 that if the register was involved in a slow operation, the
2540 clear/set operation does not wait for the slow operation to
2541 finish. Adjust the length attributes for 32-bit mode. Use
2542 rs6000_output_move_128bit and drop the use of the string
2543 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2544 spacing so that the alternatives and attributes don't generate
2545 long lines, and put things in columns, so that it is easier to
2546 match up the operands and attributes with the insn alternatives.
2547 (vsx_mov<mode>_64bit): Likewise.
2548 (vsx_mov<mode>_32bit): Likewise.
2549 (vsx_movti_64bit): Fold movti into normal vector moves.
2550 (vsx_movti_32bit): Likewise.
2551 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2553 (vsx_splat_v4si_internal): Likewise.
2554 (vsx_splat_v4sf_internal): Likewise.
2555 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2556 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2557 extend vector elements.
2558 (vsx_sign_extend_hi_<mode>): Likewise.
2559 (vsx_sign_extend_si_v2di): Likewise.
2560 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2562 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2563 constraints. Add trailing period to wL documentation.
2565 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2568 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2569 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2570 * tree-call-cdce.c: Include tree-dfa.h.
2571 (can_guard_call_p): New function, extracted from...
2572 (can_use_internal_fn): ...here.
2573 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2575 (shrink_wrap_one_built_in_call): Likewise.
2576 (use_internal_fn): Likewise.
2577 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2578 and return void. Call replace_abnormal_ssa_names.
2579 (pass_call_cdce::execute): Check can_guard_call_p during the
2580 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2581 will always change something.
2583 2016-05-18 Martin Jambor <mjambor@suse.cz>
2586 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2587 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2589 2016-05-18 Martin Jambor <mjambor@suse.cz>
2592 * ipa-inline.h (condition): New field size.
2593 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2594 for comaprison and store it into the new condition.
2595 (evaluate_conditions_for_known_args): Use condition size to check
2596 access sizes for all but CHANGED conditions.
2597 (unmodified_parm_1): New parameter size_p, store access size into it.
2598 (unmodified_parm): Likewise.
2599 (unmodified_parm_or_parm_agg_item): Likewise.
2600 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2601 (set_cond_stmt_execution_predicate): Extract access sizes and store
2603 (set_switch_stmt_execution_predicate): Likewise.
2604 (will_be_nonconstant_expr_predicate): Likewise.
2605 (will_be_nonconstant_predicate): Likewise.
2606 (inline_read_section): Stream condition size.
2607 (inline_write_summary): Likewise.
2609 2016-05-18 Richard Biener <rguenther@suse.de>
2611 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2612 condition cost to PHI cost instead of total_cost.
2614 2016-05-18 Martin Liska <mliska@suse.cz>
2617 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2620 2016-05-18 Richard Biener <rguenther@suse.de>
2622 * lto-streamer.h (LTO_major_version): Bump to 6.
2624 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2626 * function.c (make_split_prologue_seq, make_prologue_seq,
2627 make_epilogue_seq): New functions, factored out from...
2628 (thread_prologue_and_epilogue_insns): Here.
2630 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2632 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
2633 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
2634 of before. Add a comment.
2636 2016-05-18 Bin Cheng <bin.cheng@arm.com>
2638 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
2639 expression pointer, not pointer to the pointer.
2641 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2643 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
2644 (avx2_pbroadcast<mode>): Add another alternative with v instead
2645 of x constraints in it, using <pbroadcast_evex_isa> isa.
2646 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
2648 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
2649 constraint x instead of v in second alternative, add avx512bw
2652 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
2653 constraint x instead of v in second alternative, add avx512bw
2656 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
2657 constraint x instead of v in second alternative, add avx512bw
2660 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
2661 avx512bw alternative.
2663 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2665 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
2667 (define_insn "*andnottf3"): Ditto.
2668 (define_insn "*<code><mode>3"/any_logic): Ditto.
2669 (define_insn "*<code>tf3"/any_logic): Ditto.
2670 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
2671 operand to block AVX-512VL insn variant emit when it is not enabled.
2673 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2675 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
2676 constraint fot SF mode.
2678 2016-05-18 Petr Murzin <petr.murzin@intel.com>
2679 Kirill Yukhin <kirill.yukhin@intel.com>
2681 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
2683 (define_insn "rsqrt14<mode>"): Ditto.
2684 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
2685 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
2686 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
2687 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
2688 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
2690 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
2691 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
2692 * config/i386/i386.c (ix86_print_operand): Expand check for size
2693 override codes for Intel syntax.
2695 2016-05-18 Richard Biener <rguenther@suse.de>
2697 PR tree-optimization/71168
2698 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
2699 initialization earlier.
2701 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
2703 * config/aarch64/aarch64-simd.md
2704 (aarch64_reduc_plus_internal<mode>): Rename to...
2705 (reduc_plus_scal): ...This, and remove previous implementation.
2707 2016-05-18 Richard Biener <rguenther@suse.de>
2709 * passes.def: Put late dse and cd_dce in canonical order.
2711 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
2713 * ipa-inline-transform.c (preserve_function_body_p): Look for
2714 first non-thunk clone.
2715 (save_function_body): Save into first non-thunk.
2716 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
2718 (lto_output_node): Inline thunks don't need body in every
2720 * lto-streamer-in.c: Do not fixup thunk clones.
2721 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
2723 * tree-inline.c (copy_bb): Be prepared for target node to be new after
2726 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2729 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
2730 (reassociate_bb): Call transform_add_to_multiply.
2732 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2734 * config/aarch64/aarch64.c (all_extensions): Removed unused
2737 2016-05-17 Nathan Sidwell <nathan@acm.org>
2739 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
2740 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
2742 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
2744 PR tree-optimization/54579
2746 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2748 2016-05-17 Marek Polacek <polacek@redhat.com>
2751 * tree-inline.c (expand_call_inline): Call
2752 maybe_remove_unused_call_args.
2754 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
2756 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
2757 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
2758 * doc/md.texi (fmin@var{m}3): Likewise.
2760 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2762 * match.pd (X & C): New transformation.
2764 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2766 * match.pd (~X & Y): New transformation.
2768 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2770 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
2771 information for new SSA_NAME.
2772 (simplify_conversion_using_ranges): Get range through get_range_info
2773 instead of get_value_range.
2775 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2777 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
2778 Remove inline assembly.
2779 (vmvn_s16): Likewise.
2780 (vmvn_s32): Likewise.
2781 (vmvn_u8): Likewise.
2782 (vmvn_u16): Likewise.
2783 (vmvn_u32): Likewise.
2784 (vmvnq_s8): Likewise.
2785 (vmvnq_s16): Likewise.
2786 (vmvnq_s32): Likewise.
2787 (vmvnq_u8): Likewise.
2788 (vmvnq_u16): Likewise.
2789 (vmvnq_u32): Likewise.
2790 (vmvn_p8): Likewise.
2791 (vmvnq_p16): Likewise.
2793 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2795 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
2797 (vmul_n_s16): Likewise.
2798 (vmul_n_s32): Likewise.
2799 (vmul_n_u16): Likewise.
2800 (vmul_n_u32): Likewise.
2801 (vmulq_n_f32): Likewise.
2802 (vmulq_n_f64): Likewise.
2803 (vmulq_n_s16): Likewise.
2804 (vmulq_n_s32): Likewise.
2805 (vmulq_n_u16): Likewise.
2806 (vmulq_n_u32): Likewise.
2808 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2810 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
2811 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
2813 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2815 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
2816 to *aarch64_fma4_elt_from_dup<mode>.
2817 (*aarch64_fnma4_elt_to_128df): Rename to
2818 *aarch64_fnma4_elt_from_dup<mode>.
2819 * config/aarch64/arm_neon.h (vfma_n_f64): New.
2820 (vfms_n_f32): Likewise.
2821 (vfms_n_f64): Likewise.
2822 (vfmsq_n_f32): Likewise.
2823 (vfmsq_n_f64): Likewise.
2825 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
2827 * wide-int.h: Change fixed_wide_int_storage from class to struct.
2829 2016-05-17 Richard Biener <rguenther@suse.de>
2831 PR tree-optimization/71132
2832 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
2833 Only add control dependences for blocks in the loop.
2834 (build_rdg): Adjust.
2835 (generate_code_for_partition): Return whether loop should
2836 be destroyed and delay that.
2837 (distribute_loop): Likewise.
2838 (pass_loop_distribution::execute): Record loops to be destroyed
2839 and perform delayed destroying of loops.
2841 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2844 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
2846 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2848 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
2850 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
2853 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
2854 insertion point for instructions generated by validize_mem.
2856 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2858 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
2861 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2863 * config/aarch64/aarch64.c
2864 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
2865 rather than a macro.
2867 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2869 * doc/invoke.texi (AArch64 Options): Various updates.
2871 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2873 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
2874 into instrumentation thunks.
2875 * cif-code.def (CIF_CHKP): New.
2877 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
2879 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
2881 2016-05-16 Martin Jambor <mjambor@suse.cz>
2883 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
2884 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
2886 2016-05-16 Marek Polacek <polacek@redhat.com>
2888 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
2891 2016-05-16 Martin Jambor <mjambor@suse.cz>
2894 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
2895 the outlined kernel function.
2897 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
2899 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
2900 (ISA_HAS_DLSA): Ditto.
2902 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2904 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
2906 2016-05-16 Nathan Sidwell <nathan@acm.org>
2908 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
2909 (nvptx_name_replacement): Restore. Add comment.
2910 (write_fn_proto, write_fn_proto_from_insn,
2911 nvptx_output_call_insn): Restore
2912 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2914 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2916 * config/aarch64/aarch64.md
2917 (add<mode>3_compareC_cconly_imm): Remove use of %w.
2918 (add<mode>3_compareC_imm): Likewise.
2919 (<optab>si3_uxtw): Split into register and immediate variants.
2920 (andsi3_compare0_uxtw): Likewise.
2921 (and<mode>3_compare0): Likewise.
2922 (and<mode>3nr_compare0): Likewise.
2923 (stack_protect_test_<mode>): Don't use %x for memory operands.
2925 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2927 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2929 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2931 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
2932 Split integer shifts into shift_reg and bfm.
2933 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2934 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2935 (ror<mode>3_insn): Likewise.
2936 (<optab>si3_insn_uxtw): Likewise.
2937 (<optab><mode>3_insn): Change to rotate_imm.
2938 (extr<mode>5_insn_alt): Likewise.
2939 (extrsi5_insn_uxtw): Likewise.
2940 (extrsi5_insn_uxtw_alt): Likewise.
2942 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2944 * doc/tm.texi: Regenerate.
2945 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
2946 (TARGET_INVALID_RETURN_TYPE): Remove.
2947 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
2948 TARGET_INVALID_RETURN_TYPE.
2949 * target.def (invalid_parameter_type): Remove.
2950 (invalid_return_type): Remove.
2952 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2954 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
2955 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
2957 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
2959 (preserve_function_body_p): No need to preserve function body
2960 * cif-codes.def (CIF_THUNK): Remove.
2961 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2963 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2965 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
2967 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2969 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
2972 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2974 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
2975 (inline_small_functions): Do not look for function symbol when
2978 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2980 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
2983 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2984 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2985 Jiong Wang <jiong.wang@arm.com>
2987 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
2988 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
2989 Define __ARM_FP16_ARGS when appropriate.
2990 * config/arm/arm.c (arm_invalid_parameter_type): Remove
2992 (arm_invalid_return_type): Likewise.
2993 (TARGET_INVALID_PARAMETER_TYPE): Remove.
2994 (TARGET_INVALID_RETURN_TYPE): Remove.
2995 (aapcs_vfp_sub_candidate): Allow HFmode.
2996 (aapcs_vfp_allocate): Add comment. Support HFmode.
2997 (aapcs_vfp_allocate_return_reg): Likewise.
2998 (struct aapcs_cp_arg_layout): Slightly reword comments for
2999 is_return_candidate and allocate_return_reg.
3000 (output_mov_vfp): Update assert.
3001 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
3003 (arm_invalid_parameter_type): Remove.
3004 (amr_invalid_return_type): Remove.
3005 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
3006 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
3007 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
3009 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3011 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
3012 * config/aarch64/arch64-protos.h
3013 (aarch64_legitimize_reload_address): Remove.
3014 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
3017 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
3019 * configure.ac: Add ACX_NONCANONICAL_HOST.
3020 * configure: Regenerate.
3021 * Makefile.in: Set host_noncanonical.
3023 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
3026 * config/i386/i386.md (*movtf_internal): Before register allocation,
3027 do not allow FP constants for CM_MEDIUM memory model, allow only
3028 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
3029 (*movxf_internal): Ditto.
3030 (*movdf_internal): Ditto.
3031 (*movsf_internal): Ditto.
3033 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
3035 PR rtl-optimization/67483
3036 * combine.c (make_compound_operation): Don't call extract_left_shift
3037 with negative shift amounts.
3039 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3042 * fold-const.c (fold_checksum_tree): Allow modification
3043 of TYPE_ALIAS_SET during folding.
3045 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
3046 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
3047 (ix86_split_to_parts): Likewise. Fix up formatting.
3049 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
3051 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
3052 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
3055 2016-05-13 Nathan Sidwell <nathan@acm.org>
3057 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
3058 (nvptx_name_replacement): Delete.
3059 (write_fn_proto, write_fn_proto_from_insn,
3060 nvptx_output_call_insn): Remove nvptx_name_replacement call.
3061 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
3062 * langhooks.c (add_builtin_funcction_common): Call
3063 targetm.mangle_decl_assembler_name.
3065 * config/nvptx/nvptx.c (write_fn_proto): Handle
3066 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
3068 2016-05-13 Martin Liska <mliska@suse.cz>
3070 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
3071 and PRIu64 in printf format.
3073 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3075 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
3078 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3080 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3081 Change --param max-completely-peeled-times to
3082 --param max-completely-peel-times in dump file printing.
3084 2016-05-13 Richard Biener <rguenther@suse.de>
3086 PR tree-optimization/42587
3087 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
3088 (find_bswap_or_nop_1): Likewise.
3089 (bswap_replace): Likewise.
3091 2016-05-13 Martin Liska <mliska@suse.cz>
3093 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
3094 Initialize a variable with default value.
3096 2016-05-13 Martin Liska <mliska@suse.cz>
3098 * doc/invoke.texi: Enhance explanation of error recovery
3101 2016-05-13 Martin Liska <mliska@suse.cz>
3103 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
3104 (struct cost_pair): Change inv_expr_id (int) to inv_expr
3105 (iv_inv_expr_ent *).
3106 (struct iv_inv_expr_ent): Comment struct fields.
3107 (sort_iv_inv_expr_ent): New function.
3108 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
3109 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
3110 a hash_map between iv_inv_expr_ent and number of usages.
3111 (niter_for_exit): Fix coding style.
3112 (tree_ssa_iv_optimize_init): Use renamed variable.
3113 (determine_base_object): Fix coding style.
3114 (alloc_iv): Likewise.
3115 (find_interesting_uses_outside): Likewise.
3116 (add_candidate_1): Likewise.
3117 (add_standard_iv_candidates): Likewise.
3118 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
3119 (prepare_decl_rtl): Fix coding style.
3120 (get_address_cost): Likewise.
3121 (get_shiftadd_cost): Likewise.
3122 (force_expr_to_var_cost): Likewise.
3123 (compare_aff_trees): Likewise.
3124 (get_expr_id): Restructure the function.
3125 (get_loop_invariant_expr_id): Renamed to
3126 get_loop_invariant_expr.
3127 (get_computation_cost_at): Replace usage of inv_expr_id with
3129 (get_computation_cost): Likewise.
3130 (determine_group_iv_cost_generic): Likewise.
3131 (determine_group_iv_cost_address): Likewise.
3132 (iv_period): Fix coding style.
3133 (iv_elimination_compare_lt): Likewise.
3134 (may_eliminate_iv): Likewise.
3135 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
3137 (determine_group_iv_costs): Dump invariant expressions.
3138 (iv_ca_recount_cost): Use the newly added hash_map.
3139 (iv_ca_set_remove_invariants): Fix coding style.
3140 (iv_ca_set_add_invariants): Fix coding style.
3141 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
3143 (iv_ca_set_cp): Likewise.
3144 (iv_ca_new): Initialize the newly added hash_map and remove
3145 initialization of fields.
3146 (iv_ca_free): Delete the hash_map.
3147 (iv_ca_dump): Dump invariant expressions.
3148 (iv_ca_extend): Fix coding style.
3149 (try_add_cand_for): Likewise.
3150 (create_new_ivs): Dump information about # of avg iterations and
3151 # of used invariant expressions.
3152 (rewrite_use_compare): Fix coding style.
3153 (free_loop_data): Set default value for max_inv_expr_id.
3155 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
3157 * cse.c (rest_of_handle_cse): Use cleanup_cfg
3158 returned value cse_cfg_altered computation.
3159 (rest_of_handle_cse2): Likewise.
3160 (rest_of_handle_cse_after_global_opts): Likewise.
3162 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3165 * config/arm/arm.c (arm32_output_mi_thunk): New.
3166 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
3167 to split Thumb1 vs TARGET_32BIT functionality.
3168 (arm_thumb1_mi_thunk): New.
3170 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3172 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
3175 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3178 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
3180 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
3182 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
3183 (expand_builtin_trap): Emit a regular call.
3184 (set_builtin_user_assembler_name): Remove obsolete cases.
3185 * dse.c (scan_insn): Adjust.
3186 * except.c: Include calls.h.
3187 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
3188 emit a regular call to setjmp.
3189 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
3190 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
3191 (emit_block_move_via_libcall): Delete.
3192 (block_move_fn): Delete.
3193 (init_block_move_fn): Likewise.
3194 (emit_block_move_libcall_fn): Likewise.
3195 (emit_block_op_via_libcall): New function.
3196 (set_storage_via_libcall): Tidy up and use memset builtin.
3197 (block_clear_fn): Delete.
3198 (init_block_clear_fn): Likewise.
3199 (clear_storage_libcall_fn): Likewise.
3200 (expand_assignment): Call emit_block_move_via_libcall.
3201 Do not include gt-expr.h.
3202 * expr.h (emit_block_op_via_libcall): Declare.
3203 (emit_block_copy_via_libcall): New inline function.
3204 (emit_block_move_via_libcall): Likewise.
3205 (emit_block_comp_via_libcall): Likewise.
3206 (block_clear_fn): Delete.
3207 (init_block_move_fn): Likewise.
3208 (init_block_clear_fn): Likewise.
3209 (emit_block_move_via_libcall): Likewise.
3210 (set_storage_via_libcall): Add default parameter value.
3211 * libfuncs.h (enum libfunc_index): Remove obsolete values.
3212 (abort_libfunc): Delete.
3213 (memcpy_libfunc): Likewise.
3214 (memmove_libfunc): Likewise.
3215 (memcmp_libfunc): Likewise.
3216 (memset_libfunc): Likewise.
3217 (setbits_libfunc): Likewise.
3218 (setjmp_libfunc): Likewise.
3219 (longjmp_libfunc): Likewise.
3220 (profile_function_entry_libfunc): Likewise.
3221 (profile_function_exit_libfunc): Likewise.
3222 (gcov_flush_libfunc): Likewise.
3223 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
3224 and DECL_VISIBILITY on the declaration.
3225 (init_optabs): Do not initialize obsolete libfuncs.
3226 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
3227 * tree-core.h (ECF_RET1): Define.
3228 (ECF_TM_PURE): Adjust.
3229 (ECF_TM_BUILTIN): Likewise.
3230 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
3231 (build_common_builtin_nodes): Initialize abort builtin.
3232 Add ECF_RET1 on memcpy, memmove and memset builtins.
3233 Pass final flags for alloca and alloca_with_align builtins.
3234 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
3236 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
3237 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
3238 set_storage_via_libcall and call emit_block_copy_via_libcall.
3240 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
3242 * config/i386/i386.md (*call_got_x32): Change operand 0 to
3243 DImode before it is passed to ix86_output_call_operand.
3244 (*call_value_got_x32): Ditto for operand 1.
3246 2016-05-12 Jiong Wang <jiong.wang@arm.com>
3248 PR rtl-optimization/70904
3249 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
3250 reload for wide mode.
3252 2016-05-12 Marek Polacek <polacek@redhat.com>
3255 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
3256 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
3257 * langhooks.h (incomplete_type_error): Likewise.
3258 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
3259 parameter, pass it down to incomplete_type_error.
3260 * tree.h (size_in_bytes): New inline overload.
3261 (size_in_bytes_loc): Renamed from size_in_bytes.
3263 2016-05-12 Richard Biener <rguenther@suse.de>
3265 PR tree-optimization/71059
3266 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
3267 nary before looking up or entering the expression into the VN
3269 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
3270 Make sure to re-use NARYs without result as inserted by
3273 2016-05-12 Richard Biener <rguenther@suse.de>
3275 PR tree-optimization/71062
3276 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3278 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3279 vars_contains_restrict if the var is a restrict tag.
3280 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
3281 do not disambiguate pointers against it.
3282 (dump_points_to_solution): Re-structure and adjust for new
3283 vars_contains_restrict flag.
3284 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3286 2016-05-12 Martin Liska <mliska@suse.cz>
3288 * doc/invoke.texi: Explain connection between
3289 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
3291 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
3293 PR tree-optimization/71006
3294 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
3295 consider COND_EXPR as a mask producer.
3297 2016-05-12 Marek Polacek <polacek@redhat.com>
3300 * opts.c (common_handle_option): Detect missing argument for --help^.
3302 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3305 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
3306 when popping the PC and within an interrupt handler routine.
3307 Add missing tab to output of "ldmfd".
3308 (output_return_instruction): Output LDMFD with SP update rather
3309 than POP when returning from interrupt handler.
3311 2016-05-12 Jakub Jelinek <jakub@redhat.com>
3313 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
3314 TARGET_64BIT && TARGET_AVX512DQ.
3315 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
3316 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
3317 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
3318 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
3319 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
3320 (*vec_extractv4si_zext): Add avx512dq alternative.
3321 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
3322 use v instead of x constraint in other alternatives where possible.
3324 * config/i386/sse.md (sse2_loadld): Use v instead of x
3325 constraint in alternatives 0,1,4.
3327 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
3328 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
3329 v constraints instead of x and <pinsr_evex_isa> isa attribute.
3332 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
3333 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
3334 is not emitted unless TARGET_AVX512BW.
3335 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
3336 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
3337 for the result operand.
3339 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
3340 constraint instead of x in avx alternatives. Use maybe_evex instead
3343 * config/i386/constraints.md (Yv): New constraint.
3344 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
3345 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
3346 * config/i386/i386.md (avx512fvecmode): New mode attr.
3347 (*pushtf): Use v constraint instead of x.
3348 (*movtf_internal): Likewise. For TARGET_AVX512VL and
3349 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
3350 (*absneg<mode>2): Use Yv constraint instead of x constraint.
3351 (*absnegtf2_sse): Likewise.
3352 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
3353 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
3354 avx512f alternatives.
3355 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
3357 2016-05-12 Richard Biener <rguenther@suse.de>
3359 PR tree-optimization/71060
3360 * tree-data-ref.c (initialize_data_dependence_relation): Do not
3361 require exact match of DR_BASE_OBJECT but only matching address and
3364 2016-05-12 Richard Biener <rguenther@suse.de>
3366 PR tree-optimization/70986
3367 * cfganal.c: Include cfgloop.h.
3368 (dfs_find_deadend): Prefer to take edges exiting loops.
3370 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3372 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
3373 compile and run time.
3375 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
3378 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
3380 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/i386.c (legitimize_pic_address): Use
3383 copy_to_suggested_reg instead of gen_movsi.
3385 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3387 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3388 the code into quad_address_p and call it to share code with
3389 vsx_quad_dform_memory_operand.
3390 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3392 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3393 bit instead of being a separate word. Split -mpower9-dform into
3394 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3395 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3396 for the register class supporting 128-bit quad word memory offsets.
3397 (mode_supports_vsx_dform_quad): Helper function to return if the
3398 register class uses quad word memory offsets.
3399 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3400 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3401 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3402 instructions are enabled, set up the appropriate addr_masks for
3404 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3405 -mpower9-dform-scalar, instead of -mpower9-dform.
3406 (rs6000_option_override_internal): Split -mpower9-dform into two
3407 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3408 -mpower9-dform switch sets or clears both. If we are not using
3409 the LRA register allocator, do not enable -mpower9-dform-vector by
3410 default. If we are using LRA, enable -mpower9-dform-vector and
3411 -mvsx-timode if it is appropriate. Issue a warning if either
3412 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3414 (quad_address_offset_p): New helper function to return if the
3415 offset is legal for quad word memory instructions.
3416 (quad_address_p): New function to determin if GPR or vector
3417 register quad word memory addresses are legal.
3418 (mem_operand_gpr): Validate quad word address offsets.
3419 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3420 d-form (register + offset) instructions.
3421 (offsettable_ok_by_alignment): Likewise.
3422 (rs6000_legitimate_offset_address_p): Likewise.
3423 (legitimate_lo_sum_address_p): Likewise.
3424 (rs6000_legitimize_address): Likewise.
3425 (rs6000_legitimize_reload_address): Add more debug statements for
3427 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3428 d-form instructions.
3429 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3430 d-form instructions. Distinguish different cases in debug
3431 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3432 d-form instructions.
3433 (rs6000_preferred_reload_class): Likewise.
3434 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3435 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3436 of the ISA 2.06 indexed memory instructions.
3437 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3438 use them to save/restore the saved vector registers instead of
3439 using Altivec instructions.
3440 (rs6000_emit_epilogue): Likewise.
3441 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3442 (rs6000_opt_masks): Split -mpower9-dform into
3443 -mpower9-dform-scalar and -mpower9-dform-vector.
3444 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3446 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3447 ISA 3.0 vector indexed memory instructions, and fold the code into
3448 the normal mov<mode> patterns.
3449 (p9_vecstore_<mode>): Likewise.
3450 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3452 (vsx_movti_64bit): Likewise.
3453 (vsx_movti_32bit): Likewise.
3454 * config/rs6000/constraints.md (wO constraint): New constraint for
3455 ISA 3.0 vector d-form support.
3456 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3457 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3458 include -mpower9-dform-vector until we switch over to LRA.
3459 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3460 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3461 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3462 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3463 for -mpower9-dform and -mlra.
3464 * doc/md.texi (wO constraint): Document wO constraint.
3466 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
3468 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
3469 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
3470 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
3471 Move handling of non-insn arguments inline into the sole user:
3472 (output_trans_func): ...here.
3473 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3474 in emitted function prototype.
3475 (output_internal_insn_latency_func): Ditto. Simplify.
3476 (output_internal_maximal_insn_latency_func): Ditto. Delete
3477 always-unused argument.
3478 (output_insn_latency_func): Ditto.
3479 (output_maximal_insn_latency_func): Ditto.
3481 2016-05-11 Richard Biener <rguenther@suse.de>
3483 PR tree-optimization/71055
3484 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3485 sth with precision not equal to access size verify we don't chop
3488 2016-05-11 Richard Biener <rguenther@suse.de>
3491 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3492 (dwarf2out_finish): Move retry_incomplete_types call ...
3493 (dwarf2out_early_finish): ... here.
3495 2016-05-11 Richard Biener <rguenther@suse.de>
3498 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3499 if the langhook insists on it.
3500 * fold-const.c (make_bit_field_ref): Add arg for the original
3501 reference and preserve its alias-set.
3502 (decode_field_reference): Take exp by reference and adjust it
3503 to the original memory reference.
3504 (optimize_bit_field_compare): Adjust callers.
3505 (fold_truth_andor_1): Likewise.
3506 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3508 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3511 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3512 * cfgrtl.c (delete_insn_and_edges): Likewise.
3513 * config/i386/i386.c (convert_scalars_to_vector): Remove
3515 * cse.c (cse_insn): Compute cse_cfg_altered.
3516 (delete_trivially_dead_insns): Likewise.
3517 (cse_cc_succs): Likewise.
3518 (rest_of_handle_cse): Free dominance info if required.
3519 (rest_of_handle_cse2): Likewise.
3520 (rest_of_handle_cse_after_global_opts): Likewise.
3522 2016-05-11 Alan Modra <amodra@gmail.com>
3524 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3525 abi_v4_pass_in_fpr): New functions.
3526 (rs6000_function_arg_boundary): Exclude complex IBM long double
3527 from 64-bit alignment when ABI_V4.
3528 (rs6000_function_arg, rs6000_function_arg_advance_1,
3529 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3531 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3533 PR rtl-optimization/71028
3534 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3535 jump with just a return in the fallthrough block if the branch
3536 block contains just a return as well.
3538 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3540 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3541 * match.pd ((X & Y) ^ Y): ... this.
3542 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3543 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3545 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3547 * read-md.c (require_char_ws): New function.
3548 (read_string): Simplify using require_char_ws.
3549 (handle_constants): Likewise.
3550 (handle_enum): Likewise.
3551 (handle_file): Likewise.
3552 * read-md.h (require_char_ws): New declaration.
3553 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3554 (read_mapping): Likewise.
3555 (read_rtx_code): Likewise.
3556 (read_nested_rtx): Likewise.
3558 2016-05-10 James Norris <jnorris@codesourcery.com>
3560 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3561 if offloading is enabled and -fopenacc or -fopenmp is specified.
3562 (CRTOFFLOADEND): Likewise.
3563 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3564 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3566 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3568 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3569 gotoff_operand code paths. Use copy_to_suggested_regs and
3570 expand_simple_binop where appropriate. Cleanup.
3572 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3575 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3577 (dimode_scalar_chain::vector_const_cost): New.
3578 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3579 (dimode_scalar_chain::convert_op): Likewise.
3580 (dimode_scalar_chain::convert_insn): Likewise.
3582 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3584 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3585 unary operation, not a binary one.
3587 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3590 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3591 calls with type casted fndecl.
3593 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3595 PR tree-optimization/70786
3596 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3597 * calls.c (initialize_argument_information): Bind bounds
3598 with corresponding args passed by reference.
3600 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3603 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3604 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3605 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3608 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3611 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3612 code for a zero scale factor.
3613 (vsx_xvcvdpuxds_scale): Likewise.
3615 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3617 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3618 if show_ruler_p was set on the context.
3619 (layout::show_ruler): New method.
3620 * diagnostic.h (struct diagnostic_context): Add field
3623 2016-05-10 Richard Biener <rguenther@suse.de>
3625 PR tree-optimization/71039
3626 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
3627 (chk_uses): New function.
3628 (propagate_with_phi): Verify we can safely replicate the lhs of an
3629 aggregate assignment on all incoming edges.
3631 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
3633 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
3635 (rx_atomic_sequence): New class.
3636 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
3637 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
3639 (rx_atomic_sequence::rx_atomic_sequence,
3640 rx_atomic_sequence::~rx_atomic_sequence): New functions.
3641 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
3642 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
3643 CTRLREG_INTB): New constants.
3644 (FETCHOP): New code iterator.
3645 (fethcop_name, fetchop_name2): New iterator code attributes.
3646 (QIHI): New mode iterator.
3647 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
3648 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
3649 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
3651 2016-05-10 Martin Liska <mliska@suse.cz>
3653 * tree-inline.c (remap_dependence_clique): Do not remap
3654 debugging statements.
3656 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3658 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
3659 ("*fixuns_truncdfdi2_z13")
3660 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
3661 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
3662 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
3664 2016-05-10 Richard Biener <rguenther@suse.de>
3666 PR tree-optimization/70497
3667 PR tree-optimization/28367
3668 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
3670 (visit_reference_op_load): ... here.
3671 (vn_reference_lookup_3): Use it to handle subreg-like accesses
3672 with simplified BIT_FIELD_REFs.
3673 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
3674 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
3677 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3679 * dwarf2out.c (add_abstract_origin_attribute): Adjust
3680 documentation comment. For BLOCK nodes, add a
3681 DW_AT_abstract_origin attribute that points to the DIE generated
3682 for the origin BLOCK.
3683 (gen_lexical_block_die): Call add_abstract_origin_attribute for
3684 blocks from inlined functions.
3686 2016-05-10 Alan Modra <amodra@gmail.com>
3689 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
3690 regrename modifying insns saving lr before __morestack call.
3691 * config/rs6000/rs6000.md (split_stack_return): Similarly for
3692 insns restoring lr after __morestack call.
3694 2016-05-09 Jakub Jelinek <jakub@redhat.com>
3696 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
3697 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
3699 * config/i386/sse.md (vec_interleave_high<mode>,
3700 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
3701 <avx512>_vpermt2var<mode>3_maskz): Likewise.
3703 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3705 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
3706 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
3707 parallel reassociation for power8 and forward.
3709 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
3711 * config/i386/i386.md (absneg splitters with general regs): Use
3712 general_reg_operand predicate.
3713 (btsq peephole2): Use x86_64_immediate_operand to check if new
3714 value is suitable for immediate operand. Generate emitted insn
3715 using RTL expressions.
3716 (btcq peephole2): Ditto.
3717 (btrq peephole2): Ditto. Generate correct immediate operand
3720 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3722 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
3725 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3727 * tree-affine.c (wide_int_constant_multiple_p): Add missing
3728 pointer dereference.
3730 2016-05-09 Richard Biener <rguenther@suse.de>
3732 PR tree-optimization/70985
3733 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
3734 op0 isn't a gimple register.
3736 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
3738 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
3739 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
3740 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
3741 (i6400_fpu_mult): New cpu units.
3742 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
3743 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
3744 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
3745 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
3746 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
3747 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
3748 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
3749 (i6400_msa_long_float4, i6400_msa_long_float5)
3750 (i6400_msa_long_float8, i6400_msa_fdiv_df)
3751 (i6400_msa_fdiv_sf): New reservations.
3752 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
3753 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
3754 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
3755 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
3756 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
3757 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
3758 (msa_short_cmp, msa_short_float2, msa_short_logic3)
3759 (msa_short_store4, msa_long_load, msa_short_store)
3760 (msa_long_logic, msa_long_float2, msa_long_float4)
3761 (msa_long_float5, msa_long_float8, msa_long_mult)
3762 (msa_long_fdiv, msa_long_div): New reservations.
3764 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
3765 Sameera Deshpande <sameera.deshpande@imgtec.com>
3766 Matthew Fortune <matthew.fortune@imgtec.com>
3767 Graham Stott <graham.stott@imgtec.com>
3768 Chao-ying Fu <chao-ying.fu@imgtec.com>
3770 * config.gcc: Add MSA header file for mips*-*-* target.
3771 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
3772 (Ubv8i, Urv8): New constraints.
3773 * config/mips/mips-ftypes.def: Add function types for MSA
3775 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
3776 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
3777 * config/mips/mips-msa.md: New file.
3778 * config/mips/mips-protos.h
3779 (mips_split_128bit_const_insns): New prototype.
3780 (mips_msa_idiv_insns): Likewise.
3781 (mips_split_128bit_move): Likewise.
3782 (mips_split_128bit_move_p): Likewise.
3783 (mips_split_msa_copy_d): Likewise.
3784 (mips_split_msa_insert_d): Likewise.
3785 (mips_split_msa_fill_d): Likewise.
3786 (mips_expand_msa_branch): Likewise.
3787 (mips_const_vector_same_val_p): Likewise.
3788 (mips_const_vector_same_bytes_p): Likewise.
3789 (mips_const_vector_same_int_p): Likewise.
3790 (mips_const_vector_shuffle_set_p): Likewise.
3791 (mips_const_vector_bitimm_set_p): Likewise.
3792 (mips_const_vector_bitimm_clr_p): Likewise.
3793 (mips_msa_vec_parallel_const_half): Likewise.
3794 (mips_msa_output_division): Likewise.
3795 (mips_ldst_scaled_shift): Likewise.
3796 (mips_expand_vec_cond_expr): Likewise.
3797 * config/mips/mips.c (enum mips_builtin_type): Add
3798 MIPS_BUILTIN_MSA_TEST_BRANCH.
3799 (mips_gen_const_int_vector_shuffle): New prototype.
3800 (mips_const_vector_bitimm_set_p): New function.
3801 (mips_const_vector_bitimm_clr_p): Likewise.
3802 (mips_const_vector_same_val_p): Likewise.
3803 (mips_const_vector_same_bytes_p): Likewise.
3804 (mips_const_vector_same_int_p): Likewise.
3805 (mips_const_vector_shuffle_set_p): Likewise.
3806 (mips_symbol_insns): Forbid loading symbols via immediate for
3808 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
3810 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
3812 (mips_lx_address_p): Add support load indexed address for MSA.
3813 (mips_address_insns): Add calculation of instructions needed for
3814 stores and loads for MSA.
3815 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
3816 CONST_VECTOR for MSA and let it fall through.
3817 (mips_ldst_scaled_shift): New function.
3818 (mips_subword_at_byte): Likewise.
3819 (mips_msa_idiv_insns): Likewise.
3820 (mips_legitimize_move): Validate MSA moves.
3821 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
3822 calculation of costs for MSA division.
3823 (mips_split_move_p): Check if MSA moves need splitting.
3824 (mips_split_move): Split MSA moves if necessary.
3825 (mips_split_128bit_move_p): New function.
3826 (mips_split_128bit_move): Likewise.
3827 (mips_split_msa_copy_d): Likewise.
3828 (mips_split_msa_insert_d): Likewise.
3829 (mips_split_msa_fill_d): Likewise.
3830 (mips_output_move): Handle MSA moves.
3831 (mips_expand_msa_branch): New function.
3832 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
3833 Reinstate 'y' modifier.
3834 (mips_file_start): Add MSA .gnu_attribute.
3835 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
3837 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
3838 (mips_class_max_nregs): Add register size for MSA supported mode.
3839 (mips_cannot_change_mode_class): Allow conversion between MSA
3840 vector modes and TImode.
3841 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
3843 (mips_secondary_reload_class): Force MSA loads/stores via memory.
3844 (mips_preferred_simd_mode): Add preffered modes for MSA.
3845 (mips_vector_mode_supported_p): Add MSA supported modes.
3846 (mips_autovectorize_vector_sizes): New function.
3847 (mips_msa_output_division): Likewise.
3848 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
3849 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
3850 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
3851 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
3852 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
3853 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
3854 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
3855 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
3856 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
3857 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
3858 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
3859 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
3860 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
3861 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
3862 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
3863 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
3864 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
3865 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
3866 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
3867 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
3868 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
3869 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
3870 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
3871 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
3872 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
3873 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
3874 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
3875 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
3876 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
3877 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
3878 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
3879 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
3880 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
3881 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
3882 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
3883 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
3884 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
3885 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
3886 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
3887 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
3888 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
3889 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
3890 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
3891 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
3892 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3893 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3894 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3895 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3896 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3897 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3898 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3899 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3900 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
3901 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
3902 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
3903 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
3904 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
3905 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
3906 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
3907 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
3908 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
3909 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
3910 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
3911 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
3912 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
3913 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
3914 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
3915 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
3916 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
3917 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
3918 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
3919 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
3920 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
3921 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
3922 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
3923 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
3924 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
3925 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
3926 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
3927 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
3928 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
3929 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
3930 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
3931 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
3932 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
3933 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
3934 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
3935 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
3936 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
3937 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
3938 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
3939 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
3940 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
3941 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
3942 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
3943 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
3944 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
3945 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
3946 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
3947 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
3948 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
3949 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
3950 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
3951 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
3952 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
3953 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
3954 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
3955 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
3956 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
3957 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
3958 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
3959 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
3960 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
3961 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
3962 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
3963 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
3964 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
3965 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
3966 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
3967 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
3968 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
3969 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
3970 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
3971 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
3972 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
3973 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
3974 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
3975 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
3976 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
3977 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
3978 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
3979 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
3980 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
3981 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
3982 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
3983 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
3984 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
3985 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
3986 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
3987 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
3988 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
3989 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
3990 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
3991 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
3992 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
3993 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
3994 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
3995 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
3996 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
3997 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
3998 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
4000 (mips_get_builtin_decl_index): New array.
4001 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
4002 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
4003 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
4004 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
4005 (mips_init_builtins): Initialize mips_get_builtin_decl_index
4007 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4009 (mips_expand_builtin_insn): Prepare operands for
4010 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
4011 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
4012 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
4013 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
4014 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
4015 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
4016 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
4017 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
4018 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
4019 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
4020 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
4021 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
4022 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
4023 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
4024 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
4025 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
4026 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
4027 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
4028 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
4029 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
4030 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
4031 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
4032 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
4033 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
4034 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
4035 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
4036 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
4037 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
4038 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
4039 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
4040 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
4041 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
4042 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
4043 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
4044 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
4045 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
4046 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
4047 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
4048 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
4049 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
4050 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
4051 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
4052 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
4053 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
4054 These are set implicitly and an error is reported if overridden.
4055 (mips_expand_builtin_msa_test_branch): New function.
4056 (mips_expand_msa_shuffle): Likewise.
4057 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
4058 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
4059 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
4060 (mips_expand_vec_unpack): Add support for MSA.
4061 (mips_expand_vector_init): Likewise.
4062 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
4063 instead of const0_rtx.
4064 (mips_msa_vec_parallel_const_half): New function.
4065 (mips_gen_const_int_vector): Likewise.
4066 (mips_gen_const_int_vector_shuffle): Likewise.
4067 (mips_expand_msa_cmp): Likewise.
4068 (mips_expand_vec_cond_expr): Likewise.
4069 * config/mips/mips.h
4070 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
4071 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
4073 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
4074 (ISA_HAS_MSA): New macro.
4075 (UNITS_PER_MSA_REG): Likewise.
4076 (BITS_PER_MSA_REG): Likewise.
4077 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
4078 (MSA_REG_FIRST): New macro.
4079 (MSA_REG_LAST): Likewise.
4080 (MSA_REG_NUM): Likewise.
4081 (MSA_REG_P): Likewise.
4082 (MSA_REG_RTX_P): Likewise.
4083 (MSA_SUPPORTED_MODE_P): Likewise.
4084 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
4085 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
4086 * config/mips/mips.md: Include mips-msa.md.
4087 (alu_type): Add simd_add.
4088 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
4089 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
4090 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
4091 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
4092 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
4093 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
4094 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
4095 simd_move, simd_load, simd_store. Choose "multi" for moves
4097 (qword_mode): New attribute.
4098 (insn_count): Add instruction count for quad moves.
4099 Increase the count for MIPS SIMD division.
4100 (UNITMODE): Add UNITMODEs for vector types.
4101 (addsub): New code iterator.
4102 * config/mips/mips.opt (mmsa): New option.
4103 * config/mips/msa.h: New file.
4104 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
4106 * config/mips/mti-linux.h: Likewise.
4107 * config/mips/predicates.md
4108 (const_msa_branch_operand): New constraint.
4109 (const_uimm3_operand): Likewise.
4110 (const_uimm4_operand): Likewise.
4111 (const_uimm5_operand): Likewise.
4112 (const_uimm8_operand): Likewise.
4113 (const_imm5_operand): Likewise.
4114 (aq10b_operand): Likewise.
4115 (aq10h_operand): Likewise.
4116 (aq10w_operand): Likewise.
4117 (aq10d_operand): Likewise.
4118 (const_m1_operand): Likewise.
4119 (reg_or_m1_operand): Likewise.
4120 (const_exp_2_operand): Likewise.
4121 (const_exp_4_operand): Likewise.
4122 (const_exp_8_operand): Likewise.
4123 (const_exp_16_operand): Likewise.
4124 (const_vector_same_val_operand): Likewise.
4125 (const_vector_same_simm5_operand): Likewise.
4126 (const_vector_same_uimm5_operand): Likewise.
4127 (const_vector_same_uimm6_operand): Likewise.
4128 (const_vector_same_uimm8_operand): Likewise.
4129 (par_const_vector_shf_set_operand): Likewise.
4130 (reg_or_vector_same_val_operand): Likewise.
4131 (reg_or_vector_same_simm5_operand): Likewise.
4132 (reg_or_vector_same_uimm6_operand): Likewise.
4133 * doc/extend.texi (MIPS SIMD Architecture Functions): New
4135 * doc/invoke.texi (-mmsa): Document new option.
4137 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4139 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
4140 * configure: Regenerate.
4141 * config.in: Regenerate.
4142 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
4144 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
4145 (ENDFILE_VTV_SPEC): Define.
4147 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
4149 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
4150 registers in all interrupt handlers if necessary.
4151 (rl78_option_override): Add warning.
4152 (MUST_SAVE_MDUC_REGISTERS): New macro.
4153 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
4154 * config/rl78/rl78.c (check_mduc_usage): New function.
4155 (mduc_regs): New structure to hold MDUC register data.
4156 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
4157 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
4158 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
4159 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
4160 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
4161 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
4163 2016-05-09 Bin Cheng <bin.cheng@arm.com>
4165 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
4166 (tree-ssa-loop-niter.h): Ditto.
4167 (idx_within_array_bound, ref_within_array_bound): New functions.
4168 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
4169 Factor out check on writable base object to ...
4170 (base_object_writable): ... here.
4172 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4174 * config/arm/arm.md (probe_stack): Add modes to set source
4177 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
4179 * regrename.c (base_reg_class_for_rename): New static function.
4180 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
4182 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
4184 * cgraph.c (thunk_adjust): Export.
4185 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
4186 * cgraphunit.c (thunk_adjust): Export.
4187 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
4189 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
4191 * tree-inline.c (expand_call_inline): Expand thunks inline.
4193 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
4196 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
4197 (*sse2_vd_cvtss2sd): Ditto.
4198 * config/i386/i386.md
4199 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
4200 Generate *sse2_vd_cvtsd2ss pattern.
4201 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
4202 Generate *sse2_vd_cvtss2sd pattern.
4204 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4206 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
4207 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
4210 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4212 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
4213 * config/sh/sh.c: Define and declare variables on first use throughout
4215 (current_function_interrupt): Change to bool type.
4216 (frame_insn): Rename to emit_frame_insn and update users.
4217 (push_regs): Use bool for 'interrupt_handler' argument.
4218 (save_schedule_s): Remove.
4219 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
4220 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
4221 targetm.asm_out.unaligned_op.di.
4222 (gen_far_branch): Remove redundant forward declaration.
4223 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
4224 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
4225 (sh_set_return_address, sh_function_ok_for_sibcall,
4226 scavenge_reg): Update comments.
4227 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
4228 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
4229 (sh_attr_renesas_p): Remove unnecessary parentheses.
4230 (branch_dest): Simplify.
4231 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
4232 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
4233 (CUMULATIVE_ARGS): Change macro to typedef.
4234 (current_function_interrupt): Change to bool type.
4235 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
4236 Surround with __cplusplus ifdef.
4237 (sh_compare_op0, sh_compare_op1): Remove.
4238 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
4240 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
4242 * config/arm/arm.md: (arch): Add neon.
4243 (arch_enabled): Return yes for arch neon when TARGET_NEON.
4244 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
4245 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
4246 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
4247 attributes for alt renumbering. Mark alt 3 as non-predicable.
4248 (thumb2_movdf_vfp): Likewise.
4250 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
4252 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
4253 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
4254 (*andqi_1): Add preferred_for_speed attribute to disparage
4255 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
4256 (*<code>qi_1): Ditto.
4257 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
4258 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
4259 (*ashlqi3_1): Ditto.
4260 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
4261 Add preferred_for_size attribute to disparage alternative 0 and
4262 preferred_for_speed attribute to disparage alternative 1 for
4263 TARGET_PARTIAL_REG_STALL targets.
4265 2016-05-07 Tom de Vries <tom@codesourcery.com>
4267 PR tree-optimization/70956
4268 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4271 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4273 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
4274 * config/sh/sh.c (sh_cbranch_distance): Implement it.
4275 * config/sh/sh.md (branch_zero): Remove define_attr.
4276 (define_delay): Disable delay slot if branch distance is one insn.
4278 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4280 * config/i386/i386.md (LEAMODE): New mode attribute.
4281 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
4282 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
4283 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
4284 operand 2 predicate.
4285 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
4286 (*lea<mode>_general_3): Ditto.
4287 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
4289 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4291 * genmddump.c (main): Convert argv from char ** to const char **.
4293 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4295 * coretypes.h (OVERRIDE): New macro.
4298 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
4300 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
4301 allow coalescing if the types are compatible.
4303 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4305 * pass_manager.h (pass_manager::register_pass_name): New method.
4306 (pass_manager::get_pass_by_name): New method.
4307 (pass_manager::create_pass_tab): New method.
4308 (pass_manager::m_name_to_pass_map): New field.
4309 * passes.c (name_to_pass_map): Delete global in favor of field
4310 "m_name_to_pass_map" of pass_manager.
4311 (register_pass_name): Rename from a function to...
4312 (pass_manager::register_pass_name): ...this method, updating
4313 for renaming of global "name_to_pass_map" to field
4314 "m_name_to_pass_map".
4315 (create_pass_tab): Rename from a function to...
4316 (pass_manager::create_pass_tab): ...this method, updating
4317 for renaming of global "name_to_pass_map" to field.
4318 (get_pass_by_name): Rename from a function to...
4319 (pass_manager::get_pass_by_name): ...this method.
4320 (enable_disable_pass): Convert use of get_pass_by_name to
4321 a method call, locating the pass_manager singleton.
4323 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4325 * genattr-common.c (main): Convert argv from char ** to const char **.
4326 * genattr.c (main): Likewise.
4327 * genattrtab.c (main): Likewise.
4328 * genautomata.c (initiate_automaton_gen): Likewise.
4330 * gencodes.c (main): Likewise.
4331 * genconditions.c (main): Likewise.
4332 * genconfig.c (main): Likewise.
4333 * genconstants.c (main): Likewise.
4334 * genemit.c (main): Likewise.
4335 * genenums.c (main): Likewise.
4336 * genextract.c (main): Likewise.
4337 * genflags.c (main): Likewise.
4338 * genmddeps.c (main): Likewise.
4339 * genopinit.c (main): Likewise.
4340 * genoutput.c (main): Likewise.
4341 * genpeep.c (main): Likewise.
4342 * genpreds.c (main): Likewise.
4343 * genrecog.c (main): Likewise.
4344 * gensupport.c (init_rtx_reader_args_cb): Likewise.
4345 (init_rtx_reader_args): Likewise.
4346 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4347 (init_rtx_reader_args): Likewise.
4348 * gentarget-def.c (main): Likewise.
4349 * read-md.c (read_md_files): Likewise.
4350 * read-md.h (read_md_files): Likewise.
4352 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
4355 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
4356 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
4357 Remove unused predicate.
4358 (register_and_not_fp_reg_operand): Ditto.
4360 2016-05-06 Martin Liska <mliska@suse.cz>
4362 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
4363 instead of vec as the vector is local to the function.
4365 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4367 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
4368 avx512bw alternative.
4370 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
4371 before the ashr<mode>3 pattern.
4373 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
4374 v instead of x in vex or maybe_vex alternatives, use
4375 maybe_evex instead of vex in prefix.
4377 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
4378 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
4379 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
4380 in vex or maybe_vex alternatives, use maybe_evex instead of vex
4383 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
4384 v instead of x in vex or maybe_vex alternatives, use
4385 maybe_evex instead of vex in prefix.
4387 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
4388 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
4389 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
4390 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
4391 alternatives, use maybe_evex instead of vex in prefix.
4393 * config/i386/sse.md (vec_interleave_lowv4sf,
4394 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
4395 v instead of x in vex or maybe_vex alternatives, use
4396 maybe_evex instead of vex in prefix.
4398 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
4399 v instead of x in vex or maybe_vex alternatives, use
4400 maybe_evex instead of vex in prefix.
4402 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
4403 v constraint instead of x.
4405 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
4407 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
4408 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
4411 2016-05-06 Richard Biener <rguenther@suse.de>
4413 PR tree-optimization/70948
4414 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4415 Properly clobber all fields of va_list for __builtin_va_start.
4417 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4420 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4421 loop latch destination.
4423 2016-05-06 Martin Liska <mliska@suse.cz>
4425 * tree-ssa-uninit.c: Apply manual changes
4426 to the GNU coding style.
4427 (prune_uninit_phi_opnds): Rename from
4428 prune_uninit_phi_opnds_in_unrealizable_paths.
4430 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4432 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
4433 mspace): Remove deprecated options.
4434 * doc/invoke.texi (SH options): Remove -mspace.
4436 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4438 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
4440 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4442 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
4443 corresponding combine split pattern.
4445 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4448 * config/sh/predicates.md (long_displacement_mem_operand): New.
4449 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
4450 Add movi20, movi20s alternatives. Adjust length attribute for
4452 (movsi_ie): Allow for any FPU. Adjust length attribute for
4454 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
4455 attribute for alternatives.
4456 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
4457 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
4458 length attribute for alternatives.
4460 2016-05-06 Richard Biener <rguenther@suse.de>
4462 PR tree-optimization/70960
4463 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
4465 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4468 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
4469 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
4471 2016-05-06 Marek Polacek <polacek@redhat.com>
4474 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4476 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4479 * config/sh/sh.md (*rotcr): Add another variant.
4481 2016-05-06 Richard Biener <rguenther@suse.de>
4484 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4486 2016-05-06 Richard Biener <rguenther@suse.de>
4489 * fold-const.c (split_tree): Always convert to the original type
4492 2016-05-06 Richard Biener <rguenther@suse.de>
4494 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4495 (fwprop_addr): Likewise.
4497 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4500 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4502 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4503 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4504 the splitter condition.
4505 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4506 the splitter condition.
4507 (FP float_extend load splitter): Ditto.
4509 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4511 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4512 to REGNO in all peephole2 patterns.
4513 (post-reload splitters): Change true_regnum to REGNO in
4514 post-reload splitters.
4515 (zero_extend splitters): Use general_reg_operand and
4516 nonimmediate_gr_operand predicates.
4518 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4520 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4521 v constraint instead of x.
4523 2016-05-05 Alan Modra <amodra@gmail.com>
4526 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4527 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4528 TARGET_NO_FP_IN_TOC for -mrelocatable.
4529 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4530 TARGET_RELOCATABLE test.
4531 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4532 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4533 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4534 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4535 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4536 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4537 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4538 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4539 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4540 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4542 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4543 (rs6000_stack_info): Likewise.
4544 (rs6000_elf_asm_out_constructor): Likewise.
4545 (rs6000_elf_asm_out_destructor): Likewise.
4546 (rs6000_elf_declare_function_name): Likewise.
4547 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4548 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4551 2016-05-05 Alan Modra <amodra@gmail.com>
4553 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4555 2016-05-05 Alan Modra <amodra@gmail.com>
4557 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4558 out-of-line gpr restore for one or two regs if that would add
4561 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4564 * config/i386/i386.md
4565 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4566 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4567 as operand 0 predicate.
4568 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4570 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4571 Ditto. Emit the pattern using RTX.
4573 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4574 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4575 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4576 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4578 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4579 sse_reg_operand as operand 0 predicate.
4581 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4582 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4583 instead of gen_rtx_REG.
4584 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4587 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4589 * function.c (emit_use_return_register_into_block): Delete.
4590 (gen_return_pattern): Delete.
4591 (emit_return_into_block): Delete.
4592 (active_insn_between): Delete.
4593 (convert_jumps_to_returns): Delete.
4594 (emit_return_for_exit): Delete.
4595 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4596 simple_return for shrink-wrapped blocks.
4597 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4598 end of blocks that need one.
4599 (get_unconverted_simple_return): Delete.
4600 (convert_to_simple_return): Delete.
4601 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4602 (convert_to_simple_return): Ditto.
4604 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4606 * cfgcleanup.c (bb_is_just_return): New function.
4607 (try_optimize_cfg): Simplify jumps to return, branches to return,
4608 and branches around return.
4610 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4612 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4615 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4619 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4620 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4621 assert flags & OEP_HASH_CHECK, instead of asserting it
4622 never happens. Handle TARGET_EXPR.
4623 * fold-const.c (operand_equal_p): For hash verification,
4624 or in OEP_HASH_CHECK into flags.
4626 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4628 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4630 (compute_samebase_partition_bases): Fix typo.
4632 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4634 * config/i386/sse.md (vec_interleave_highv8sf,
4635 vec_interleave_lowv8sf, vec_interleave_highv4df,
4636 vec_interleave_lowv4df): Remove constraints from expanders.
4638 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
4640 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4642 * tree-inline.c (expand_call_inline): Fix path dealing with
4643 making lhs of call statement undefined.
4645 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4647 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
4648 Check availability on NODE, too.
4649 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
4650 (cgraph_node::call_for_symbol_and_aliases): Likewise.
4651 (varpool_node::call_for_symbol_and_aliase): Likewise.
4652 * ipa-pure-const.c (add_new_function): Analyze all bodies.
4653 (propagate_pure_const): Propagate across interposable functions, too.
4654 (skip_function_for_local_pure_const): Do not skip interposable bodies
4656 (pass_local_pure_const::execute): Update.
4658 2016-05-04 Marek Polacek <polacek@redhat.com>
4660 * doc/invoke.texi: Document -Wdangling-else.
4662 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4664 * config.gcc: Error out when conflicting multilib is detected. Do not
4665 loop over multilibs since no combination is legal.
4667 2016-05-04 Alan Modra <amodra@gmail.com>
4669 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
4670 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
4671 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4674 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
4676 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
4677 Clean up p5600 comments.
4679 2016-05-04 Richard Biener <rguenther@suse.de>
4681 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
4682 constructor simplifications.
4683 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
4685 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
4687 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
4688 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
4689 result.set_rtx is null instead of aborting.
4690 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
4692 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
4693 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
4694 *mov<mode>_store_postinc): New patterns.
4696 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
4698 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
4699 as commutative. Check both conversions are NOP.
4700 ((A & B) OP (C & B)): Remove.
4702 2016-05-04 Alan Modra <amodra@gmail.com>
4704 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
4706 2016-05-04 Alan Modra <amodra@gmail.com>
4709 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
4710 when cr2,3,4 are all fixed regs.
4712 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
4714 PR rtl-optimization/57193
4715 * opts.c (default_options_table): Revert OPT_frename_registers change.
4716 * doc/invoke.texi (-frename-registers, -O2): Likewise.
4718 2016-05-03 Martin Sebor <msebor@redhat.com>
4721 * builtins.c (fold_builtin_FILE): New function.
4722 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
4723 (fold_builtin_0): Call them.
4724 * gimplify.c (gimplify_call_expr): Remove the handling of
4725 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
4728 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
4729 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
4733 * doc/extend.texi (Function Names as Strings): Update __func__,
4734 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
4737 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4738 Richard Biener <rguenther@suse.de>
4740 PR tree-optimization/70916
4741 * tree-if-conv.c: Include cfganal.h.
4742 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
4743 and remove_fake_exit_edges around the optimization pass.
4745 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
4747 * cgraph.c (symbol_table::create_edge): Set inline_failed.
4748 (cgraph_edge::make_direct): Likewise.
4749 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
4750 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
4751 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
4752 (CIF_THUNK): New code.
4753 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
4754 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
4755 (compute_inline_parameters): Set inline_failed for thunks.
4756 (inline_analyze_function): Cleanup.
4757 * ipa-inline.c (can_inline_edge_p): Do not deal with
4758 call_stmt_cannot_inline_p.
4759 (can_early_inline_edge_p): Likewise.
4760 (early_inliner): Initialize inline_failed.
4761 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
4763 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
4766 from nonimm_ssenomem_operand.
4767 (nonimm_ssenomem_operand): New predicate.
4768 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
4769 as operand 0 predicate.
4770 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
4771 Disable unsupported alternatives using "enabled" attribute.
4772 Use register_ssemem_operand as operand 0 predicate.
4773 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
4775 2016-05-03 Marek Polacek <polacek@redhat.com>
4778 * input.c (expansion_point_location): New function.
4779 * input.h (expansion_point_location): Declare.
4781 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4783 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4784 occurence with frame_offset_ ones.
4786 2016-05-03 Alan Modra <amodra@gmail.com>
4788 PR rtl-optimization/70890
4789 * ira.c (combine_and_move_insns): When moving def_insn, remove
4792 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
4794 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
4795 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
4796 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
4797 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
4799 2016-05-03 Alan Modra <amodra@gmail.com>
4801 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
4802 for SAVE_MULTIPLE/STORE_MULTIPLE.
4804 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4806 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
4807 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
4809 2016-05-03 Richard Biener <rguenther@suse.de>
4811 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
4813 (gimplify_arg): Likewise.
4814 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
4815 re-writing the result to a decl if required.
4816 (internal_get_tmp_var): Add allow_ssa parameter
4817 and override into_ssa with it.
4818 (get_formal_tmp_var): Adjust.
4819 (get_initialized_tmp_var): Add allow_ssa parameter.
4820 (gimplify_arg): Add allow_ssa parameter and avoid generating
4821 SSA names for the result false.
4822 (gimplify_call_expr): If the call may return twice do not
4823 gimplify parameters into SSA.
4824 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
4825 (gimplify_modify_expr): Adjust assert. For noreturn calls
4826 with a SSA name LHS adjust its def.
4827 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
4828 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
4829 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
4830 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
4831 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
4832 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
4833 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
4834 (optimize_target_teams): Do not allow SSA names for clause operands.
4835 (gimplify_expr): Likewise for where we mark the result addressable.
4836 * passes.def (pass_init_datastructures): Remove.
4837 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
4838 (rewrite_stmt): Likewise.
4839 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
4840 (replace_locals_op): Replace SSA names.
4841 (copy_gimple_seq_and_replace_locals): Init src_cfun.
4842 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
4843 * cgraph.c (release_function_body): Free CFG annotations only
4844 when we have a CFG. Simplify.
4845 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
4846 force_gimple_operand instead of get_initialized_tmp_var.
4847 * tree-pass.h (make_pass_init_datastructures): Remove.
4848 * tree-ssa.c (execute_init_datastructures): Remove.
4849 (pass_data_init_datastructures): Likewise.
4850 (class pass_init_datastructures): Likewise.
4851 (make_pass_init_datastructures): Likewise.
4852 * omp-low.c (create_omp_child_function): Init SSA data structures.
4853 (grid_expand_target_grid_body): Likewise.
4854 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
4855 name before adding it to names_to_release.
4856 (remove_bb): Always release SSA defs.
4857 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
4858 before dereferencing it.
4859 * cgraphunit.c (init_lowered_empty_function): Always
4860 int SSA data structures.
4861 * tree-ssanames.c (release_defs): Remove assert that we are in
4863 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
4865 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4866 Uros Bizjak <ubizjak@gmail.com>
4868 PR rtl-optimization/70467
4869 * config/i386/predicates.md (x86_64_hilo_int_operand,
4870 x86_64_hilo_general_operand): New predicates.
4871 * config/i386/constraints.md (Wd): New constraint.
4872 * config/i386/i386.md (mode attr di): Use Wd instead of e.
4873 (general_hilo_operand): New mode attr.
4874 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
4875 instead of <general_operand>.
4876 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
4877 x86_64_hilo_general_operand instead of <general_operand>.
4879 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4881 PR tree-optimization/70916
4882 * tree-if-conv.c (constant_or_ssa_name): Removed.
4883 (fold_build_cond_expr): Use is_gimple_val instead of
4884 constant_or_ssa_name.
4886 PR tree-optimization/70916
4887 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4888 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4891 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
4892 (optimize_atomic_bit_test_and): New function.
4893 (pass_fold_builtins::execute): Use it.
4894 * optabs.def (atomic_bit_test_and_set_optab,
4895 atomic_bit_test_and_complement_optab,
4896 atomic_bit_test_and_reset_optab): New optabs.
4897 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
4898 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
4899 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
4900 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
4901 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
4902 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
4903 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
4904 * doc/md.texi (atomic_bit_test_and_set@var{mode},
4905 atomic_bit_test_and_complement@var{mode},
4906 atomic_bit_test_and_reset@var{mode}): Document.
4907 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
4908 atomic_bit_test_and_complement<mode>,
4909 atomic_bit_test_and_reset<mode>): New expanders.
4910 (atomic_bit_test_and_set<mode>_1,
4911 atomic_bit_test_and_complement<mode>_1,
4912 atomic_bit_test_and_reset<mode>_1): New insns.
4914 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
4916 PR rtl-optimization/70687
4917 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
4918 instead of unsigned HOST_WIDE_INT.
4920 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
4922 PR rtl-optimization/44281
4923 * hard-reg-set.h (struct target_hard_regs): New field
4924 x_fixed_nonglobal_reg_set.
4925 (fixed_nonglobal_reg_set): New macro.
4926 * reginfo.c (init_reg_sets_1): Initialize it.
4927 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
4929 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
4931 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4933 PR tree-optimization/56541
4934 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
4935 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
4936 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
4937 (any_complicated_phi): new static variable.
4938 (aggressive_if_conv): delete.
4939 (if_convertible_phi_p): support phis with more than two arguments.
4940 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
4941 critical pred edges.
4942 (ifcvt_split_critical_edges): support phis with more than two
4943 arguments by checking new parameter. only split critical edges
4945 (tree_if_conversion): handle simd pragma marked loop using new
4946 local variable aggressive_if_conv. check any_complicated_phi.
4948 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4950 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
4953 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4955 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
4958 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
4960 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
4961 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
4962 define_insn_and_split.
4963 (mulsi3_i): New define_insn_and_split.
4964 (mulsi3_call): Convert to define_insn.
4965 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
4968 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4970 * machmode.h (mode_complex): Add support to give the complex mode
4972 (GET_MODE_COMPLEX_MODE): Likewise.
4973 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
4974 stored by build_complex_type and gfc_build_complex_type instead of
4975 trying to figure out the appropriate mode based on the size. Raise
4976 an assertion error, if the type was not set.
4977 * genmodes.c (struct mode_data): Add field for the complex type of
4979 (blank_mode): Likewise.
4980 (make_complex_modes): Remember the complex mode created in the
4982 (emit_mode_complex): Write out the mode_complex array to map a
4983 type mode to the complex version.
4984 (emit_insn_modes_c): Likewise.
4985 * tree.c (build_complex_type): Set the complex type to use before
4986 calling layout_type.
4987 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
4988 support for __float128 complex datatypes.
4989 (rs6000_hard_regno_mode_ok): Likewise.
4990 (rs6000_setup_reg_addr_masks): Likewise.
4991 (rs6000_complex_function_value): Likewise.
4992 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
4993 __float128 and __ibm128 complex.
4994 (FLOAT128_IBM_P): Likewise.
4995 (ALTIVEC_ARG_MAX_RETURN): Likewise.
4996 * doc/extend.texi (Additional Floating Types): Document that
4997 -mfloat128 must be used to enable __float128. Document complex
4998 __float128 and __ibm128 support.
5000 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5003 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
5004 char/short arguments promoted to int because of promote_prototypes.
5006 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5008 * config/i386/predicates.md (register_ssemem_operand): New predicate.
5009 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
5010 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
5011 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
5012 alternatives using "enabled" attribute. Use register_ssemem_operand
5013 as operand 1 predicate.
5014 (*cmpi<unord>xf_i387): Split XFmode pattern from
5015 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
5016 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
5017 *absneg<mode>2_i387. Disable unsupported alternatives using
5018 "enabled" attribute.
5019 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
5021 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5023 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
5025 (oacc_loop_process): Check mask for loop termination.
5027 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5029 * cif-code.def (CIF_THUNK): Add.
5030 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
5033 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5035 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
5036 (dump_inline_summary): Dump it.
5037 (fp_expression_p): New predicate.
5038 (estimate_function_body_sizes): Use it.
5039 (inline_merge_summary): Merge fp_expressions.
5040 (inline_read_section): Read fp_expressions.
5041 (inline_write_summary): Write fp_expressions.
5042 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
5043 codegen boundary if either caller or callee is !fp_expressions.
5044 * ipa-inline.h (inline_summary): Add fp_expressions.
5045 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
5046 to fp_expressions be sure the fp generation flags are updated.
5048 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5050 PR rtl-optimization/70467
5051 * cse.c (cse_insn): Handle no-op MEM moves after folding.
5053 PR rtl-optimization/70467
5054 * ipa-pure-const.c (check_call): Handle internal calls even in
5055 ipa mode like in local mode.
5057 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5059 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
5061 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5063 * match.pd (X u< X, X u> X): New transformations.
5065 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5067 * flag-types.h (enum warn_strict_overflow_code): Move ...
5068 * coretypes.h: ... here.
5069 * fold-const.h (fold_overflow_warning): Declare.
5070 * fold-const.c (fold_overflow_warning): Make non-static.
5071 (fold_comparison): Move the transformation of X +- C1 CMP C2
5072 into X CMP C2 -+ C1 ...
5073 * match.pd: ... here.
5074 * gimple-fold.c (fold_stmt_1): Protect with
5075 fold_defer_overflow_warnings.
5077 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5079 * omp-low.c (struct oacc_loop): Add 'inner' field.
5080 (new_oacc_loop_raw): Initialize it to zero.
5081 (oacc_loop_fixed_partitions): Initialize it.
5082 (oacc_loop_auto_partitions): Partition outermost loop to outermost
5083 available partitioning.
5085 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5087 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
5089 (umulsidi3): Likewise.
5090 (indirect_jump): Fix jump instruction assembly patterns.
5092 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
5095 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
5096 (nvptx_function_value): Assert non-NULL cfun.
5098 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
5100 PR rtl-optimization/70886
5101 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
5103 * cselib.h (rtx_equal_for_cselib_1): Declare.
5104 (rtx_equal_for_cselib_p: New inline function.
5105 * cselib.c (rtx_equal_for_cselib_p): Delete.
5106 (rtx_equal_for_cselib_1): Make public.
5108 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5110 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
5111 (register_mixssei387nonimm_operand): Remove predicate.
5112 * config/i386/i386.md (*fop_<mode>_comm): Merge from
5113 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
5114 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
5115 for TARGET_MIX_SSE_I387 alternatives.
5116 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
5117 Disable unsupported alternatives using "enabled" attribute. Use
5118 nonimm_ssenomem_operand as operand 1 predicate. Also check
5119 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
5121 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5123 * tree.c (cst_and_fits_in_hwi): Simplify.
5125 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5127 * tree.h (wi::to_wide): New function.
5128 * expr.c (expand_expr_real_1): Use wi::to_wide.
5129 * fold-const.c (int_const_binop_1): Likewise.
5130 (extract_muldiv_1): Likewise.
5132 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5134 * wide-int.h: Update offset_int and widest_int documentation.
5135 (WI_SIGNED_SHIFT_RESULT): New macro.
5136 (wi::binary_shift): Define signed_shift_result_type for
5137 shifts on offset_int- and widest_int-like types.
5138 (generic_wide_int): Support <<= and >>= if << and >> are supported.
5139 * tree.h (int_bit_position): Use shift operators instead of wi::
5141 * alias.c (adjust_offset_for_component_ref): Likewise.
5142 * expr.c (get_inner_reference): Likewise.
5143 * fold-const.c (fold_comparison): Likewise.
5144 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
5145 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
5146 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5147 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
5148 (stmt_kills_ref_p): Likewise.
5149 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
5150 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
5151 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5152 (ao_ref_init_from_vn_reference): Likewise.
5154 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5156 * wide-int.h: Update offset_int and widest_int documentation.
5157 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
5158 (wi::binary_traits): Allow ordered comparisons between offset_int and
5159 offset_int, between widest_int and widest_int, and between either
5160 of these types and basic C types.
5161 (operator <, <=, >, >=): Define for the same combinations.
5162 * tree.h (tree_int_cst_lt): Use comparison operators instead
5163 of wi:: comparisons.
5164 (tree_int_cst_le): Likewise.
5165 * gimple-fold.c (fold_array_ctor_reference): Likewise.
5166 (fold_nonarray_ctor_reference): Likewise.
5167 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
5168 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
5169 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
5170 * tree-sra.c (completely_scalarize): Likewise.
5171 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
5172 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
5173 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
5174 (check_for_binary_op_overflow): Likewise.
5175 (search_for_addr_array): Likewise.
5176 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
5178 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5180 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
5181 (arc_save_restore): Likewise.
5182 (arc_dwarf_register_span): Likewise.
5183 (arc_output_pic_addr_const): Initialize suffix variable.
5185 2016-05-02 Martin Liska <mliska@suse.cz>
5187 * symbol-summary.h (function_summary::function_summary):
5188 Remove checking assert for all cgraph nodes.
5189 (function_summary::get): Check summary_uid.
5190 (symtab_insertion): Check summary_uid.
5192 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5194 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
5195 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
5197 (arc_dwarf_register_span): Remove enum keyword.
5198 (compact_memory_operand_p): New function.
5199 * config/arc/arc.h (reg_class): Add code density register classes.
5200 (REG_CLASS_NAMES): Likewise.
5201 (REG_CLASS_CONTENTS): Likewise.
5202 * config/arc/arc.md (*movqi_insn): Add code density instructions.
5203 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
5204 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
5205 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
5206 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
5208 (h, Rcd, Rsd, Rzd): New register constraints.
5209 (T): Use compact_memory_operand_p function.
5210 * config/arc/predicates.md (compact_load_memory_operand): Remove.
5212 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5214 * config/sh/sh.md (*negnegt, *movtt): Remove.
5216 2016-05-02 Marek Polacek <polacek@redhat.com>
5217 Tom de Vries <tom@codesourcery.com>
5219 PR tree-optimization/70700
5220 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
5221 bigger than FIRST_REF_NODE.
5223 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5226 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
5228 (prepare_cbranch_operands): Don't use scratch register. Assume that
5229 function is used when pseudos can be created.
5230 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
5231 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
5232 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
5233 define_expand. Allow it only when pseudos can be created.
5234 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
5236 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
5238 * config/i386/constraints.md (BC): Only allow -1 operands.
5239 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
5240 Add "enabled" attribute. Update XI mode attribute calculation.
5241 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
5242 (*movoi_internal_avx): Update XI mode attribute calculation.
5243 (*movti_internal): Ditto.
5245 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5247 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
5248 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
5250 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
5252 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
5253 statement on instruction code. Remove trailing spaces.
5254 (altivec_expand_stv_builtin): Likewise.
5256 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5258 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
5259 (TARGET_FPU_DOUBLE): Simplify.
5260 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
5261 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
5262 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
5263 with 'TARGET_FPU_DOUBLE'.
5264 * config/sh/sh.md: Likewise.
5266 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
5268 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
5269 SH_DIV_STR_FOR_SIZE): Remove.
5270 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
5271 SH_DIV_STR_FOR_SIZE): Remove.
5273 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5275 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
5276 logical_reg_operand): Delete.
5277 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
5278 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
5279 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
5280 match_operand and match_test.
5281 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
5282 variables on their first use. Return bool values.
5283 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
5284 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
5285 arith_reg_operand for input operand. Remove empty constraints.
5287 (*xorsi3_compact): Rename to xorsi3.
5288 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
5289 (*zero_extend<mode>si2_disp_mem): Update comment.
5292 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5294 * config/sh/t-sh: Remove SH5 support.
5295 * config.gcc: Likewise.
5296 * configure: Likewise.
5298 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5300 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
5302 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5304 * config/sh/sh.c (register_sh_passes, sh_option_override,
5305 sh_print_operand, prepare_move_operands,
5306 sh_can_follow_jump): Remove TARGET_SH1 checks.
5307 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
5308 PROMOTE_MODE): Likewise.
5309 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
5312 2016-04-30 Alan Modra <amodra@gmail.com>
5314 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
5315 restoring when fixed_reg_p, but allow out-of-line or stmw save.
5316 Check for user regs later to avoid unnecessary looping over regs.
5317 Merge user reg check with non-saved reg check. Don't force
5318 inline VR restore when static chain used.
5319 (rs6000_frame_related): Omit eh_frame info for user regs when
5321 (fixed_regs_p): Delete.
5323 2016-04-30 Alan Modra <amodra@gmail.com>
5325 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
5326 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
5329 2016-04-30 Alan Modra <amodra@gmail.com>
5332 * config/rs6000/rs6000.c (fixed_reg_p): New function.
5333 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
5336 2016-04-30 Alan Modra <amodra@gmail.com>
5338 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5339 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
5340 flag_pic test for Darwin.
5342 2016-04-30 Alan Modra <amodra@gmail.com>
5344 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
5345 throw_calls_crossed.
5346 (REG_FREQ_CALLS_CROSSED): Delete.
5347 (REG_N_THROWING_CALLS_CROSSED): Delete.
5348 * regstat.c (regstat_bb_compute_ri): Don't calculate
5349 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
5350 (dump_reg_info): Don't print call cross frequency.
5351 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
5352 and REG_N_THROWING_CALLS_CROSSED.
5354 2016-04-30 Alan Modra <amodra@gmail.com>
5356 * regs.h (struct reg_info_t): Delete live_length.
5357 (REG_LIVE_LENGTH): Delete macro.
5358 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
5359 local_live, local_processed and local_live_last_luid params.
5360 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
5362 (regstat_compute_ri): Adjust for above. Don't set
5364 (dump_reg_info): Don't print live length.
5365 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
5366 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
5367 Localize loop_depth var.
5369 2016-04-30 Alan Modra <amodra@gmail.com>
5371 * ira.c (enum valid_equiv): New.
5372 (validate_equiv_mem): Return enum.
5373 (update_equiv_mem): Create replacement in more cases.
5374 (add_store_equivs): Update validate_equiv_mem call.
5376 2016-04-30 Alan Modra <amodra@gmail.com>
5378 * ira.c (combine_and_move_insns): Rather than scanning insns,
5379 use DF infrastucture to find use and def insns.
5381 2016-04-30 Alan Modra <amodra@gmail.com>
5383 ira.c (combine_and_move_insns): Move invariant conditions..
5384 (ira.c): ..to here. Call combine_and_move_insns before
5385 add_store_equivs. Call grow_reg_equivs later. Allocate
5386 req_equiv later using max_reg_num() rather than global max_regno.
5387 (contains_replace_regs): Delete.
5388 (add_store_equivs): Remove contains_replace_regs test.
5390 2016-04-30 Alan Modra <amodra@gmail.com>
5392 * ira.c (struct equiv_mem_data): New.
5393 (equiv_mem, equiv_mem_modified): Delete static vars.
5394 (validate_equiv_mem_from_store): Use "data" param to communicate..
5395 (validate_equiv_mem): ..from here.
5397 2016-04-30 Alan Modra <amodra@gmail.com>
5399 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
5401 (update_reg_equivs): ..here. Move allocation and freeing of
5402 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
5403 end_alias_analysis to..
5406 2016-04-30 Alan Modra <amodra@gmail.com>
5408 * ira.c (pdx_subregs): Delete.
5409 (struct equivalence): Add pdx_subregs field.
5410 (set_paradoxical_subreg): Remove pdx_subregs param. Update
5412 (update_equiv_regs): Don't create or free pdx_subregs. Update
5415 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5417 * config/rs6000/altivec.h: Change definitions of vec_xl and
5419 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
5420 (LD_ELEMREV_V2DI): New.
5421 (LD_ELEMREV_V4SF): New.
5422 (LD_ELEMREV_V4SI): New.
5423 (LD_ELEMREV_V8HI): New.
5424 (LD_ELEMREV_V16QI): New.
5425 (ST_ELEMREV_V2DF): New.
5426 (ST_ELEMREV_V2DI): New.
5427 (ST_ELEMREV_V4SF): New.
5428 (ST_ELEMREV_V4SI): New.
5429 (ST_ELEMREV_V8HI): New.
5430 (ST_ELEMREV_V16QI): New.
5433 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5434 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
5435 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
5436 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
5437 (altivec_expand_builtin): Add handling for
5438 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
5439 (rs6000_invalid_builtin): Add error-checking for
5440 RS6000_BTM_P9_VECTOR.
5441 (altivec_init_builtins): Define builtins used to implement vec_xl
5443 (rs6000_builtin_mask_names): Define power9-vector.
5444 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
5445 (RS6000_BTM_P9_VECTOR): Define.
5446 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
5447 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
5448 (vsx_ld_elemrev_v2df): Likewise.
5449 (vsx_ld_elemrev_v4sf): Likewise.
5450 (vsx_ld_elemrev_v4si): Likewise.
5451 (vsx_ld_elemrev_v8hi): Likewise.
5452 (vsx_ld_elemrev_v16qi): Likewise.
5453 (vsx_st_elemrev_v2df): Likewise.
5454 (vsx_st_elemrev_v2di): Likewise.
5455 (vsx_st_elemrev_v4sf): Likewise.
5456 (vsx_st_elemrev_v4si): Likewise.
5457 (vsx_st_elemrev_v8hi): Likewise.
5458 (vsx_st_elemrev_v16qi): Likewise.
5459 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
5462 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
5464 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5466 (simplify_control_stmt_condition_1): ... here. Recurse into
5467 BIT_AND_EXPRs and BIT_IOR_EXPRs.
5469 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
5472 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5473 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5474 define_insn_and_split to define_insn.
5475 (zero_extendqi<mode>2_dot2): Same.
5476 (extendqi<mode>2_dot): Same.
5477 (extendqi<mode>2_dot2): Same.
5479 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5481 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5482 (probe_stack): New expander.
5483 (probe_stack_<mode>): New insn pattern.
5485 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5487 * config/i386/i386.md
5488 (operations with memory inputs setting flags peephole2):
5489 Remove uneeded REG_P checks. Cleanup pattern generation.
5491 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5493 * tree-vect-loop.c (vect_transform_loop): Fix
5494 nb_iterations_upper_bound computation for vectorized loop.
5496 2016-04-29 Marek Polacek <polacek@redhat.com>
5497 Jakub Jelinek <jakub@redhat.com>
5500 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5501 TARGET_EXPR_SLOT as a base.
5503 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5505 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5506 with 'rCm2' constraints to limit possible immediate size.
5507 (*load_zeroextendqisi_update): Likewise.
5508 (*load_signextendqisi_update): Likewise.
5509 (*loadhi_update): Likewise.
5510 (*load_zeroextendhisi_update): Likewise.
5511 (*load_signextendhisi_update): Likewise.
5512 (*loadsi_update): Likewise.
5513 (*loadsf_update): Likewise.
5515 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5517 * config/i386/predicates.md (constm1_operand): Fix comparison.
5519 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5521 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5523 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5525 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5526 remaining SH5 related settings.
5527 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5528 shmedia_prepare_call_address): Delete.
5529 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5530 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5531 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5532 UNSUPPORTED_SH2A): Remove m5 checks.
5533 (sh_divide_strategy_e): Remove SH5 division strategies.
5534 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5535 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5537 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5539 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5541 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5543 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5544 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5546 * config/s390/vector.md ("mov<mode>"): Likewise.
5548 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5550 * config/s390/constraints.md ("U", "W"): Invoke
5551 s390_mem_constraint with "ZR" and "ZT".
5552 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5553 addresses when using LRA. Accept also short displacements for S
5554 and T constraints. Do not check for long displacement target for
5555 S and T constraints.
5556 (s390_mem_constraint): Remove handling of U and W constraints.
5557 * config/s390/s390.md (various patterns): Remove the short
5558 displacement constraints (Q and R) if a long displacement
5559 constraint is present. Add longdisp as required CPU capability.
5560 * config/s390/vector.md: Likewise.
5561 * config/s390/vx-builtins.md: Likewise.
5563 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5566 * reload1.c (reload): Call finish_spills before
5567 restarting reload loop. Skip select_reload_regs
5568 if update_eliminables_and_spill returns true.
5570 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5572 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5573 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5574 (umulhisi3_imm): Update predicates and constraint letters.
5575 (umulhisi3_reg): Declare instruction as commutative.
5576 * config/arc/constraints.md (J12, J16): New constraints.
5577 * config/arc/predicates.md (short_unsigned_const_operand): New
5579 (arc_short_operand): Likewise.
5580 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5582 2016-04-29 Richard Biener <rguenther@suse.de>
5584 PR tree-optimization/13962
5585 PR tree-optimization/65686
5586 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5587 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5588 using PTA to compare pointers.
5589 * match.pd: Add pattern for pointer equality compare simplification
5590 using ptrs_compare_unequal.
5592 2016-04-29 Richard Biener <rguenther@suse.de>
5594 * stor-layout.c (layout_type): Do not build a pointer-to-element
5597 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5599 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5600 Use SWI mode iterator. Use general_reg_operand predicate.
5601 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5602 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5605 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5608 * fold-const.c (operand_equal_p): Don't verify hash value equality
5610 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5613 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5616 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5617 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5618 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5619 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5620 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5622 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5624 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
5625 to info. Don't initialize separate fields to 0. Clean up
5628 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5630 * config/i386/i386.md (peephole2s for operations with memory inputs):
5631 Use SWI mode iterator.
5632 (peephole2s for operations with memory outputs): Ditto.
5633 Do not check for stack checking probe.
5635 (probe_stack): Remove expander.
5637 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5638 Andrew Burgess <andrew.burgess@embecosm.com>
5640 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
5641 operands as 32-bits.
5643 2016-04-28 Jason Merrill <jason@redhat.com>
5645 * gdbinit.in: Skip line-map.h.
5647 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5648 Andrew Burgess <andrew.burgess@embecosm.com>
5650 * config/arc/arc.c (arc_conditional_register_usage): Take
5651 TARGET_RRQ_CLASS into account.
5652 (arc_print_operand): Support printing 'p' and 's' operands.
5653 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
5655 (TARGET_RRQ_CLASS): Define.
5656 (IS_POWEROF2_OR_0_P): Define.
5657 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
5659 (*tst_movb): New define_insn.
5660 (*tst): Avoid recognition if it could prevent '*tst_movb'
5661 combination; replace c/CnL with c/Chs alternative.
5662 (*tst_bitfield_tst): New define_insn.
5663 (*tst_bitfield_asr): New define_insn.
5664 (*tst_bitfield): New define_insn.
5665 (andsi3_i): Add Rrq variant.
5666 (extzv): New define_expand.
5667 (insv): New define_expand.
5668 (*insv_i): New define_insn.
5669 (*movb): New define_insn.
5670 (*movb_signed): New define_insn.
5671 (*movb_high): New define_insn.
5672 (*movb_high_signed): New define_insn.
5673 (*movb_high_signed + 1): New define_split pattern.
5674 (*mrgb): New define_insn.
5675 (*mrgb + 1): New define_peephole2 pattern.
5676 (*mrgb + 2): New define_peephole2 pattern.
5677 * config/arc/arc.opt (mbitops): New option for nps400, uses
5678 TARGET_NPS_BITOPS_DEFAULT.
5679 * config/arc/constraints.md (q): Make register class conditional.
5680 (Rrq): New register constraint.
5681 (Chs): New constraint.
5682 (Clo): New constraint.
5683 (Chi): New constraint.
5684 (Cbf): New constraint.
5685 (Cbn): New constraint.
5686 (C18): New constraint.
5687 (Cbi): New constraint.
5689 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5691 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
5693 (bitmap_intersection_of_preds): Ditto.
5694 (bitmap_union_of_succs): Ditto.
5695 (bitmap_union_of_preds): Ditto.
5696 * sbitmap.c (do_popcount): Delete.
5697 (BITMAP_DEBUGGING): Delete.
5698 (sbitmap_verify_popcount): Delete.
5699 (sbitmap_alloc): Don't initialize the popcount field.
5700 (sbitmap_alloc_with_popcount): Delete.
5701 (sbitmap_resize): Don't resize the popcount array.
5702 (sbitmap_vector_alloc): Don't initialize the popcount field.
5703 (bitmap_copy): Don't copy the popcount array.
5704 (bitmap_clear): Don't clear the popcount array.
5705 (bitmap_clear): Delete the popcount array handling.
5706 (bitmap_ior_and_compl): Delete the popcount assert.
5707 (bitmap_not): Ditto.
5708 (bitmap_and_compl): Ditto.
5709 (bitmap_and): Delete the popcount array handling.
5710 (bitmap_xor): Ditto.
5711 (bitmap_ior): Ditto.
5712 (bitmap_or_and): Delete the popcount assert.
5713 (bitmap_and_or): Ditto.
5714 (popcount_table): Delete.
5715 (sbitmap_elt_popcount): Delete.
5716 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
5717 (bitmap_set_bit): Delete the popcount assert.
5718 (bitmap_clear_bit): Ditto.
5719 (sbitmap_free): Don't free the popcount array.
5720 (sbitmap_alloc_with_popcount): Delete declaration.
5721 (sbitmap_popcount): Ditto.
5723 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5724 Andrew Burgess <andrew.burgess@embecosm.com>
5726 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
5727 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
5728 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
5729 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
5730 * config/arc/arc.opt (mcmem): New option.
5731 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
5732 supply length for r/m alternative.
5733 (*extendqisi2_ac): Likewise.
5734 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
5736 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
5737 (movhi_insn): Likewise.
5738 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
5739 (*zero_extendqihi2_i): Add r/Ucm alternative.
5740 (*zero_extendqisi2_ac): Likewise.
5741 (*zero_extendhisi2_i): Likewise.
5742 * config/arc/constraints.md (Uex): New memory constraint.
5743 (Ucm): New define_constraint.
5744 * config/arc/predicates.md (long_immediate_loadstore_operand):
5745 Return 0 for MEM with cmem_address address.
5746 (cmem_address_0): New predicates.
5747 (cmem_address_1): Likewise.
5748 (cmem_address_2): Likewise.
5749 (cmem_address): Likewise.
5751 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5753 * config/rs6000/rs6000.c (machine_function): Rename
5754 insn_chain_scanned_p to spe_insn_chain_scanned_p.
5755 (rs6000_stack_info): Adjust.
5757 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5758 Andrew Burgess <andrew.burgess@embecosm.com>
5760 * config/arc/constraints.md (Usd): Convert to define_constraint.
5764 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5767 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
5768 Add new peephole2 where the first insn is *mov<mode>_or instead of
5769 *mov<mode>_internal.
5771 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
5773 * tracer.c (bb_seen): Make static.
5775 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
5777 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
5778 support, setup defaults.
5779 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
5780 * config/arc/arc.c (arc_init): Add NPS400 support.
5781 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
5782 (TARGET_ARC700): NPS400 is also an ARC700.
5783 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
5785 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5788 * config/nds32/nds32.md (casesi): Don't access the operands array
5791 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5793 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
5794 (or $-1,reg peephole2): Ditto.
5795 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
5797 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5799 * doc/extend.texi (Common Function Attributes) [optimize]:
5800 Discourage use of the optimize attribute.
5802 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
5804 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
5805 special case builtin.
5806 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5807 ALTIVEC_BUILTIN_VEC_ADDE.
5808 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5809 support for ALTIVEC_BUILTIN_VEC_ADDE.
5810 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5811 for __builtin_vec_adde.
5813 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5815 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
5816 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
5818 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5821 * doc/sourcebuild.texi (Effective-Target Keywords, Other
5822 attributes): Document cilkplus_runtime.
5824 2016-04-28 Martin Jambor <mjambor@suse.cz>
5826 * tree-cfg.c (verify_expr): Verify that local declarations belong to
5827 this function. Call verify_expr on MEM_REFs and bases of other
5830 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5832 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
5833 for WORD_REGISTER_OPERATIONS to runtime check.
5835 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5837 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
5839 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5841 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
5842 big-endian compilation.
5843 * config/arc/arc.md (addf3): Likewise.
5847 2016-04-28 Richard Biener <rguenther@suse.de>
5849 PR tree-optimization/70840
5850 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
5851 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
5852 Mark x * pow(x,c) -> pow(x,c+1) commutative.
5853 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
5855 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5857 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
5858 and explain why in a comment.
5860 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5862 * config/arc/arc.md (cpu_facility): Add fpx variant.
5863 (subdf3): Prohibit use reverse sub when assist operations option
5865 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
5866 instructions only when FPX is enabled.
5867 * testsuite/gcc.target/arc/trsub.c: New test.
5869 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5871 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
5872 mult_operator when calculating "type" attribute.
5873 (*fop_<mode>_1_i387): Ditto.
5874 (*fop_xf_1_i387): Ditto.
5875 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
5876 Use std::swap to swap operands. Use RTL expressions to generate
5879 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5880 Joern Rennecke <joern.rennecke@embecosm.com>
5882 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
5884 (emit_pic_move): Remove.
5885 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
5886 * config/arc/arc.c (emit_pic_move): Removed.
5887 (TARGET_HAVE_TLS): Define.
5888 (arc_conditional_register_usage): Test for arc_tp_regno.
5889 (arc_print_operand, arc_print_operand_address): Handle TLS
5891 (arc_needs_pcl_p): New function.
5892 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
5893 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
5894 (arc_raw_symbolic_reference_mentioned_p): Likewise.
5895 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
5896 (arc_legitimize_tls_address): Likewise.
5897 (DTPOFF_ZERO_SYM): Define.
5898 (arc_legitimize_pic_address): Make it static, handle TLS cases.
5899 (arc_output_pic_addr_const): Print TLS unspecs.
5900 (prepare_pic_move): New function, replaces emit_pic_move.
5901 (arc_legitimate_constant_p): Handle TLS unspecs.
5902 (arc_legitimate_address_p): Likewise.
5903 (arc_rewrite_small_data_p): Use assert for TLS constants.
5904 (prepare_move_operands): Use prepare_pic_move.
5905 (arc_legitimize_address): Legitimize tls addresses.
5906 (arc_epilogue_uses): Check for arc_tp_regno.
5907 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
5908 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
5910 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
5912 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
5913 %(arc_tls_extra_start_spec).
5914 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
5915 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
5917 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
5918 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
5919 (UNSPEC_TLS_OFF): Add.
5921 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
5922 (get_thread_pointersi): New patterns.
5923 * config/arc/arc.opt (mtp-regno): New option.
5924 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
5925 (move_dest_operand): Likewise.
5926 * configure: Regenerate.
5927 * configure.ac: Add arc*-*-* case to test for tls.
5928 * doc/invoke.texi (ARC options): Document mtp-regno.
5930 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5932 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
5933 the new ARC HS SIMD instructions.
5934 (arc_preferred_simd_mode): New function.
5935 (arc_autovectorize_vector_sizes): Likewise.
5936 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
5937 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
5938 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
5939 (arc_init_builtins): Add new SIMD builtin types.
5940 (arc_split_move): Handle 64 bit vector moves.
5941 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
5942 (TARGET_PLUS_QMACW): Define.
5943 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
5944 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
5945 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
5946 (VSUBADD4H): New builtins.
5947 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
5948 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
5950 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
5951 Matthias Klose <doko@debian.org>
5953 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
5955 2016-04-28 Richard Biener <rguenther@suse.de>
5958 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
5961 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
5963 * common/config/sh/sh-common.c: Remove SH5 support.
5964 * config/sh/constraints.md: Likewise.
5965 * config/sh/config/sh/elf.h: Likewise.
5966 * config/sh/linux.h: Likewise.
5967 * config/sh/netbsd-elf.h: Likewise.
5968 * config/sh/predicates.md: Likewise.
5969 * config/sh/sh-c.c: Likewise.
5970 * config/sh/sh-protos.h: Likewise.
5971 * config/sh/sh.c: Likewise.
5972 * config/sh/sh.h: Likewise.
5973 * config/sh/sh.md: Likewise.
5974 * config/sh/sh.opt: Likewise.
5975 * config/sh/sync.md: Likewise.
5976 * config/sh/sh64.h: Delete.
5977 * config/sh/shmedia.h: Likewise.
5978 * config/sh/shmedia.md: Likewise.
5979 * config/sh/sshmedia.h: Likewise.
5980 * config/sh/t-netbsd-sh5-64: Likewise.
5981 * config/sh/t-sh64: Likewise.
5982 * config/sh/ushmedia.h: Likewise.
5984 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5986 * config/i386/i386.md (sign_extend to memory peephole2s): Use
5987 general_reg_operand instead of register_operand predicate.
5989 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5991 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
5993 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
5995 * match.pd (A - B > A, A + B < A): New transformations.
5997 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
5999 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
6000 which defaults to true. Emit an outer pair of parentheses only if
6001 EMIT_PARENS. When continuing a chain of && or || (or & or |),
6002 don't emit parentheses for the right-hand operand.
6004 2016-04-27 Jeff Law <law@redhat.com>
6006 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
6008 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6010 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
6011 (altivec_lvx_<mode>_internal): Document.
6012 (altivec_lvx_<mode>_2op): New define_insn.
6013 (altivec_lvx_<mode>_1op): Likewise.
6014 (altivec_lvx_<mode>_2op_si): Likewise.
6015 (altivec_lvx_<mode>_1op_si): Likewise.
6016 (altivec_stvx_<mode>): Remove.
6017 (altivec_stvx_<mode>_internal): Document.
6018 (altivec_stvx_<mode>_2op): New define_insn.
6019 (altivec_stvx_<mode>_1op): Likewise.
6020 (altivec_stvx_<mode>_2op_si): Likewise.
6021 (altivec_stvx_<mode>_1op_si): Likewise.
6022 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6023 Expand vec_ld and vec_st during parsing.
6024 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
6026 (altivec_expand_stvx_be): Likewise.
6027 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
6028 address-masking behavior in RTL.
6029 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
6030 address-masking behavior in RTL.
6031 (altivec_expand_builtin): Change builtin code arguments for calls
6032 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
6033 (insn_is_swappable_p): Avoid incorrect swap optimization in the
6034 presence of lvx/stvx patterns.
6035 (alignment_with_canonical_addr): New function.
6036 (alignment_mask): Likewise.
6037 (find_alignment_op): Likewise.
6038 (recombine_lvx_pattern): Likewise.
6039 (recombine_stvx_pattern): Likewise.
6040 (recombine_lvx_stvx_patterns): Likewise.
6041 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
6042 stvx patterns from expand.
6043 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
6045 (vector_altivec_store_<mode>): Likewise.
6047 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
6049 * config/aarch64/aarch64.md
6050 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
6051 remove the "fp" attributes.
6052 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
6053 add the "simd" attributes.
6054 (*movdf_aarch64): Likewise.
6055 (*movtf_aarch64): Remove the "fp" attributes.
6056 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
6057 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
6059 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6061 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
6062 rtx to rtx_code_label *.
6063 * rtl.h (maybe_set_first_label_num): Likewise.
6065 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6067 * df-core.c (df_add_problem): Make the problem param be const.
6068 (df_remove_problem): Make local "problem" be const.
6069 * df-problems.c (problem_RD): Make const.
6070 (problem_LR): Likewise.
6071 (problem_LIVE): Likewise.
6072 (problem_MIR): Likewise.
6073 (problem_CHAIN): Likewise.
6074 (problem_WORD_LR): Likewise.
6075 (problem_NOTE): Likewise.
6076 (problem_MD): Likewise.
6077 * df-scan.c (problem_SCAN): Likewise.
6078 * df.h (struct df_problem): Make field "dependent_problem" be
6080 (struct dataflow): Likewise for field "problem".
6081 (df_add_problem): Make param const.
6083 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6085 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
6086 inter-unit moves to/from vector registers are enabled. Do not disable
6089 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6091 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
6092 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
6094 (enum df_problem_id): ...this new enum.
6095 (struct df_problem): Convert field "id" from "int" to
6098 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6100 * rtl.def: Update comment for "things in the instruction chain" to
6101 reflect the removal of the leading "i" field for INSN_UID in
6102 r210360. Fix bogus apostrophe.
6104 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6106 * config/i386/i386.md
6107 (lea arith with mem operand + setcc peephole2): Set operator mode.
6109 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
6112 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
6113 (dimode_scalar_to_vector_candidate_p): This.
6114 (timode_scalar_to_vector_candidate_p): New function.
6115 (scalar_to_vector_candidate_p): Likewise.
6116 (timode_check_non_convertible_regs): Likewise.
6117 (timode_remove_non_convertible_regs): Likewise.
6118 (remove_non_convertible_regs): Likewise.
6119 (remove_non_convertible_regs): Renamed to ...
6120 (dimode_remove_non_convertible_regs): This.
6121 (scalar_chain::~scalar_chain): Make it virtual.
6122 (scalar_chain::compute_convert_gain): Make it pure virtual.
6123 (scalar_chain::mark_dual_mode_def): Likewise.
6124 (scalar_chain::convert_insn): Likewise.
6125 (scalar_chain::convert_registers): Likewise.
6126 (scalar_chain::add_to_queue): Make it protected.
6127 (scalar_chain::emit_conversion_insns): Likewise.
6128 (scalar_chain::replace_with_subreg): Likewise.
6129 (scalar_chain::replace_with_subreg_in_insn): Likewise.
6130 (scalar_chain::convert_op): Likewise.
6131 (scalar_chain::convert_reg): Likewise.
6132 (scalar_chain::make_vector_copies): Likewise.
6133 (scalar_chain::convert_registers): New pure virtual function.
6134 (class dimode_scalar_chain): New class.
6135 (class timode_scalar_chain): Likewise.
6136 (scalar_chain::mark_dual_mode_def): Renamed to ...
6137 (dimode_scalar_chain::mark_dual_mode_def): This.
6138 (timode_scalar_chain::mark_dual_mode_def): New function.
6139 (timode_scalar_chain::convert_insn): Likewise.
6140 (dimode_scalar_chain::convert_registers): Likewise.
6141 (scalar_chain::compute_convert_gain): Renamed to ...
6142 (dimode_scalar_chain::compute_convert_gain): This.
6143 (scalar_chain::replace_with_subreg): Renamed to ...
6144 (dimode_scalar_chain::replace_with_subreg): This.
6145 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
6146 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
6147 (scalar_chain::make_vector_copies): Renamed to ...
6148 (dimode_scalar_chain::make_vector_copies): This.
6149 (scalar_chain::convert_reg): Renamed to ...
6150 (dimode_scalar_chain::convert_reg ): This.
6151 (scalar_chain::convert_op): Renamed to ...
6152 (dimode_scalar_chain::convert_op): This.
6153 (scalar_chain::convert_insn): Renamed to ...
6154 (dimode_scalar_chain::convert_insn): This.
6155 (scalar_chain::convert): Call convert_registers.
6156 (convert_scalars_to_vector): Change to scalar_chain pointer to
6157 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
6158 in 32-bit mode. Delete scalar_chain pointer. Call
6159 free_dominance_info in 64-bit mode.
6160 (pass_stv::gate): Remove TARGET_64BIT check.
6161 (ix86_option_override): Put the 64-bit STV pass before the CSE
6164 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
6166 * dwarf2out.h (struct dw_loc_descr_node): Remove the
6167 dw_loc_frame_offset field.
6168 * dwarf2out.c (new_loc_descr): Likewise.
6169 (resolve_args_picking_1): Turn the VISITED hash set into a
6170 FRAME_OFFSET hash map. Use it to associate a frame offset to
6171 visited nodes. Remove uses of the CHECKING_P macro.
6172 (resolve_args_picking): Update call to resolve_args_picking_1.
6174 2016-04-27 Martin Liska <mliska@suse.cz>
6176 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
6177 (free_loop_data): Release vuses of groups.
6179 2016-04-27 Bin Cheng <bin.cheng@arm.com>
6181 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
6182 instead of redundant use_id and boolean have_use_for.
6183 (struct iv_use): Change sub_id into group_id. Remove field next.
6184 Move fields: related_cands, n_map_members, cost_map and selected
6186 (struct iv_group): ... here. New structure.
6187 (struct iv_common_cand): Use structure declaration directly.
6188 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
6189 (MAX_CONSIDERED_USES): Rename macro to ...
6190 (MAX_CONSIDERED_GROUPS): ... here.
6191 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
6192 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
6193 (dump_uses): Rename to ...
6194 (dump_groups): ... here. Update all uses.
6195 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
6196 (find_induction_variables): Refactor format of dump information.
6197 (record_sub_use): Delete.
6198 (record_use): Update all uses.
6199 (record_group): New function.
6200 (record_group_use, find_interesting_uses_op): Call above functions.
6202 (find_interesting_uses_cond): Ditto.
6203 (group_compare_offset): New function.
6204 (split_all_small_groups): Rename to ...
6205 (split_small_address_groups_p): ... here. Update all uses.
6206 (split_address_groups): Update all uses.
6207 (find_interesting_uses): Refactor format of dump information.
6208 (add_candidate_1): Update all uses. Remove redundant check on iv,
6210 (add_candidate, record_common_cand): Remove redundant assert.
6211 (add_iv_candidate_for_biv): Update use.
6212 (add_iv_candidate_derived_from_uses): Update all uses.
6213 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
6214 (alloc_use_cost_map): Ditto.
6215 (set_use_iv_cost, get_use_iv_cost): Rename to ...
6216 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
6217 (determine_use_iv_cost_generic): Ditto.
6218 (determine_group_iv_cost_generic): Ditto.
6219 (determine_use_iv_cost_address): Ditto.
6220 (determine_group_iv_cost_address): Ditto.
6221 (determine_use_iv_cost_condition): Ditto.
6222 (determine_group_iv_cost_cond): Ditto.
6223 (determine_use_iv_cost): Ditto.
6224 (determine_group_iv_cost): Ditto.
6225 (set_autoinc_for_original_candidates): Update all uses.
6226 (find_iv_candidates): Update all uses. Refactor dump information.
6227 (determine_use_iv_costs): Ditto.
6228 (determine_iv_costs): Ditto.
6229 (iv_ca_cand_for_use): Rename to ...
6230 (iv_ca_cand_for_group): ... here. Update all uses.
6231 (iv_ca_add_use, iv_ca_add_group): Ditto.
6232 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
6233 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
6234 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
6235 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
6236 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
6237 (create_new_iv, adjust_iv_update_pos): Ditto.
6238 (rewrite_use_address): Delete.
6239 (rewrite_use_address_1): Rename to ...
6240 (rewrite_use_address): ... here.
6241 (rewrite_use_compare): Update all uses.
6242 (rewrite_use): Delete.
6243 (rewrite_uses): Rename to ...
6244 (rewrite_groups): ... here. Update all uses.
6245 (remove_unused_ivs, free_loop_data): Update all uses.
6246 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
6248 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6250 * rtlanal.c (nonzero_bits1): Convert preprocessor check
6251 for WORD_REGISTER_OPERATIONS to runtime check.
6253 2016-04-27 Richard Biener <rguenther@suse.de>
6256 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
6257 aggregate_value_p to determine if a function result is
6258 returned by reference.
6259 (ipa_pta_execute): Functions having their address taken are
6260 not automatically nonlocal.
6262 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6265 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
6266 * fold-const.c (operand_equal_p): If flag_checking and
6267 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
6268 and if it returns non-zero, assert iterative_hash_expr on both
6271 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6273 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
6275 2016-04-27 Nick Clifton <nickc@redhat.com>
6278 * varasm.c (merge_weak): Generate an error if an attempt is made
6279 to convert a non-weak static function into a weak, public function.
6281 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6283 * params.def (MAX_PARTITION_SIZE): New param.
6284 * doc/invoke.texi: Document lto-max-partition.
6286 2016-04-27 Richard Biener <rguenther@suse.de>
6289 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
6290 function cummulating used_from_other_partition, externally_visible
6291 and force_output from aliases.
6292 (refered_from_nonlocal_var): Likewise.
6293 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
6294 node flags properly.
6296 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6298 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
6299 (-Wmemset-elt-size): New item.
6301 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
6304 * stor-layout.h (internal_reference_types): Delete.
6305 * stor-layout.c (reference_types_internal): Likewise.
6306 (internal_reference_types): Likewise.
6307 (layout_type) <REFERENCE_TYPE>: Adjust.
6309 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6312 * tree.h (inchash::add_expr): Add FLAGS argument.
6313 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
6314 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
6315 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
6316 Formatting fix. Adjust recursive calls. For tcc_comparison,
6317 if swap_tree_comparison (code) is smaller than code, hash that
6318 and arguments in the other order. Hash CONVERT_EXPR the same
6319 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
6320 of ADDR_EXPR of decl as the decl itself. Add or remove
6321 OEP_ADDRESS_OF from recursive flags as needed. For
6322 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
6323 operands commutatively and only the third one normally.
6324 For internal CALL_EXPR hash in CALL_EXPR_IFN.
6326 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
6328 * config/rtems.h (LIB_SPEC): Add -latomic.
6330 2016-04-27 Joel Sherrill <joel@rtems.org>
6332 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
6333 xilink.ld and flags not relevant to RTEMS.
6335 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
6337 * toplev.c (backend_init_target): Avoid calling init_reload when using
6340 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6342 * reorg.c (try_merge_delay_insns): Declare i and j inside the
6343 for loops rather than one for the whole function.
6345 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6347 * match.pd (X + CST CMP X): New transformation.
6349 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6351 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
6352 * fold-const.c (fold_binary_loc): Remove 2 transformations
6353 superseded by match.pd.
6354 * match.pd (x+x -> x*2): Generalize to integers.
6356 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
6358 * config/i386/i386.md (operation on memory peephole): Duplicate an
6359 existing peephole and adapt it to match lea rather than an operation
6362 PR rtl-optimization/57193
6363 * opts.c (default_options_table): Add OPT_frename_registers at -O2
6365 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
6367 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6369 * tree-if-conv.c (any_pred_load_store): New static variable.
6370 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
6371 any_pred_load_store instead of and_mask_load_store.
6372 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
6373 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
6374 (combine_blocks, tree_if_conversion): Ditto.
6376 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6378 PR tree-optimization/70771
6379 PR tree-optimization/70775
6380 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
6381 virtual PHI nodes. Delete parameter.
6382 (if_convertible_loop_p_1): Delete argument to above function.
6383 (predicate_all_scalar_phis): Delete code handling single-argument
6385 (tree_if_conversion): Mark and update virtual SSA.
6387 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6390 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
6391 (x86_elf_aligned_common): Rename to ...
6392 (x86_elf_aligned_decl_common): ... this.
6393 Add decl arg. Switch to .lbss for largecomm object. Use
6394 LARGECOMM_SECTION_ASM_OP.
6395 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
6397 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
6398 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
6400 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6401 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
6403 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6406 * config/i386/i386.c (SECTION_LARGE): Define.
6407 (x86_64_elf_select_section): Set it for large data/bss sections.
6408 Only clear SECTION_WRITE for .lrodata.
6409 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
6411 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
6412 * varasm.c (default_elf_asm_named_section): Grow flagchars.
6413 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
6415 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
6416 * doc/tm.texi: Regenerate.
6418 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6421 * configure.ac (--enable-checking): Document extra flag, for
6422 non-release builds default to --enable-checking=yes,extra.
6423 If misc checking and extra checking, define CHECKING_P to 2 instead
6425 * common.opt (fchecking=): Add.
6426 * doc/invoke.texi (-fchecking=): Document.
6427 * doc/install.texi: Document --enable-checking changes.
6428 * configure: Regenerated.
6429 * config.in: Regenerated.
6431 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6433 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
6434 attribute instead of which_alternative.
6435 * config/i386/sse.md (*mov<mode>_internal): Ditto.
6436 Use EXT_REX_SSE_REG_P where appropriate.
6438 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6440 * config/i386/predicates.md (const0_operand): Do not match
6441 const_wide_int code.
6442 (const1_operand): Ditto.
6444 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6446 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
6447 for SSE constm1 operands and TARGET_AVX512VL.
6448 (*movti_internal): Ditto.
6449 (*mov<mode>_or): Use constm1_operand predicate.
6450 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
6451 for SSE vector_all_ones operands and TARGET_AVX512VL.
6452 * config/i386/predicates.md (constm1_operand): New predicate.
6453 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
6454 emission of constant -1 load.
6456 2016-04-25 Jason Merrill <jason@redhat.com>
6458 * gdbinit.in: Skip is-a.h.
6460 * attribs.c (register_scoped_attributes): Fix logic.
6461 * attribs.h: Declare register_scoped_attributes.
6463 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6465 * config/rs6000/rs6000-builtin.def: Correct pasto error for
6466 stxvd2x and stxvw4x built-in functions.
6468 2016-04-25 DJ Delorie <dj@redhat.com>
6470 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
6471 (ashrhi3): Likewise.
6472 (lshrhi3): Likewise.
6474 2016-04-25 Richard Biener <rguenther@suse.de>
6476 PR tree-optimization/70780
6477 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6479 (compute_antic): Mark blocks with abnormal preds as visited as
6480 they have a final empty antic-in solution already.
6482 2016-04-25 Michael Collison <michael.collison@linaro.org>
6484 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6486 2016-04-25 Michael Collison <michael.collison@linaro.org>
6488 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6489 mode is VQI to improve mixed mode vectorization.
6490 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6491 define_insn to match low half of signed vaddw.
6492 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6493 define_insn to match high half of signed vaddw.
6494 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6495 define_insn to match low half of unsigned vaddw.
6496 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6497 define_insn to match high half of unsigned vaddw.
6498 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6499 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6500 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6502 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6503 * config/arm/predicates.md (vect_par_constant_high): Support
6504 big endian and simplify by calling
6505 arm_simd_check_vect_par_cnst_half
6506 (vect_par_constant_low): Likewise.
6508 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6510 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6511 predicate for operand 2.
6513 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6514 H.J. Lu <hongjiu.lu@intel.com>
6516 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6517 machine_mode argument.
6518 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6519 constm1_rtx operands. For VOIDmode constants, get mode from
6520 pred_mode. Check mode size if the mode is supported by ABI.
6521 (standard_sse_constant_opcode): Do not use standard_constant_p.
6522 Strictly check ABI support for all-ones operands.
6523 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6524 immediates. Update calls to standard_sse_constant_p.
6525 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6526 (ix86_rtx_costs): Ditto.
6527 * config/i386/i386.md (*movxi_internal_avx512f): Use
6528 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6529 Use (v,BC) alternative instead of (v,C). Use register_operand
6530 checks instead of MEM_P.
6531 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6532 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6533 isa attribute. Use register_operand checks instead of MEM_P.
6534 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6535 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6536 alternative and corresponding sse2 isa attribute.
6537 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6538 to standard_sse_constant_p.
6539 (FP constant splitters): Ditto.
6540 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6542 * config/i386/predicates.md (constm1_operand): Remove.
6543 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6544 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6545 vector_all_ones_operand instead of constm1_operand.
6547 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6549 * print-rtl.c (print_rtx_insn_vec): New function.
6550 * print-rtl.h: New prototype.
6551 * store-motion.c (struct st_expr): Make avail_stores a vector.
6552 (st_expr_entry): Adjust.
6553 (free_st_expr_entry): Likewise.
6554 (print_store_motion_mems): Likewise.
6555 (find_moveable_store): Likewise.
6556 (compute_store_table): Likewise.
6557 (delete_store): Likewise.
6558 (build_store_vectors): Likewise.
6560 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6562 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6564 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6566 * vec.h (vec_safe_contains): New function.
6567 (vec::contains): Likewise.
6568 (vec::begin): Likewise.
6569 (vec::end): Likewise.
6571 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6574 * cfgexpand.c (expand_stack_vars): Fix typo.
6576 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6578 * system.h (list, map, set, vector): Include conditionally.
6579 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6580 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6581 * ipa-icf.c (INCLUDE_LIST): Define.
6582 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6583 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6584 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6585 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6586 * cp/logic.cc (INCLUDE_LIST): Define.
6587 * fortran/trans-common.c (INCLUDE_MAP): Define.
6589 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6591 * auto-profile.c: Remove <string.h> include.
6592 * ipa-icf-gimple.c: Remove <list> include.
6593 * diagnostic.c: Remove <new> include.
6594 * genmatch.c: Likewise.
6595 * pretty-print.c: Likewise.
6596 * toplev.c: Likewise
6597 * c/c-objc-common.c: Likewise.
6598 * cp/error.c: Likewise.
6599 * fortran/error.c: Likewise.
6601 2016-04-22 Richard Biener <rguenther@suse.de>
6603 * lto-streamer-in.c (input_ssa_names): Do not allocate
6604 GIMPLE_NOP for all SSA names.
6605 * lto-streamer-out.c (output_ssa_names): Do not output
6606 SSA names that should have been released.
6608 2016-04-22 Richard Biener <rguenther@suse.de>
6610 PR tree-optimization/70740
6611 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6614 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6617 * config/i386/predicates.md (call_insn_operand): Replace
6618 sibcall_memory_operand with memory_operand.
6620 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6622 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
6623 has_single_use() tests.
6624 (register_edge_assert_for_1): Likewise.
6625 (find_assert_locations_1): Check the liveness bitmap instead of
6626 checking has_single_use().
6628 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
6631 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
6632 Extract AVX-512BW constraint from AVX.
6634 2016-04-21 Richard Biener <rguenther@suse.de>
6636 PR tree-optimization/70725
6637 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
6638 for phi_convertible_by_degenerating_args.
6639 (predicate_all_scalar_phis): Handle single-argument PHIs.
6641 2016-04-21 Richard Biener <rguenther@suse.de>
6644 * fold-const.c (fold_comparison): Return properly typed
6647 2016-04-21 Bin Cheng <bin.cheng@arm.com>
6649 PR tree-optimization/70715
6650 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6651 after expanding BASE using expand_simple_operations.
6653 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6655 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
6656 New transformations.
6658 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6660 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
6662 2016-04-20 Jan Hubicka <jh@suse.cz>
6664 * ipa-inline.c (can_inline_edge_p): Pass caller info to
6665 ultiimate_alias_target.
6666 (update_callee_keys): Likewise.
6667 (lookup_recursive_calls): Likewise.
6668 (speculation_useful_p): Likewise.
6670 2016-04-20 Jan Hubicka <jh@suse.cz>
6673 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
6674 (set_nothrow_flag_1): ... this; handle interposition correctly;
6675 recurse on aliases and thunks.
6676 (cgraph_node::set_nothrow_flag): New.
6677 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
6678 functions compiled with non-call exceptions that binds to current
6680 (propagate_nothrow): Be safe WRT interposition.
6681 * cgraph.h (set_nothrow_flag): Update prototype.
6683 2016-04-18 Jan Hubicka <jh@suse.cz>
6685 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6686 max_loop_iterations_int.
6687 (tree_unswitch_outer_loop): Likewise.
6689 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6691 PR tree-optimization/69489
6692 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
6693 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
6694 Revise dump message.
6695 (if_convertible_bb_p): Remove check on edge count of basic block's
6698 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6700 PR tree-optimization/56625
6701 PR tree-optimization/69489
6702 * tree-data-ref.h (DR_INNERMOST): New macro.
6703 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
6704 hashing struct innermost_loop_behavior.
6705 (ref_DR_map): Remove.
6706 (innermost_DR_map): New map.
6707 (baseref_DR_map): Revise comment.
6708 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
6709 to innermost_DR_map accroding to its innermost loop behavior.
6710 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
6711 to its innermost loop behavior.
6712 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
6713 Add initialization for innermost_DR_map. Record memory reference
6714 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
6715 have innermost loop behavior.
6716 (if_convertible_loop_p): Remove release for ref_DR_map. Release
6719 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
6721 * config/i386/i386.md (*lea<mode>_general_1): Rename from
6722 *lea_general_1. Use explicit SWI12 mode interator.
6723 (*lea<mode>_general_2): Rename from *lea_general_2.
6724 Use explicit SWI12 mode interator.
6725 (*lea<mode>_general_3): Rename from *lea_general_3.
6726 Use explicit SWI12 mode interator.
6727 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
6728 Use explicit SWI12 mode interator.
6729 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
6730 Use explicit SWI48 mode interator.
6732 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6734 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
6735 Short-cut unaligned load and store cases. Handle all integer
6737 (ix86_expand_vector_move_misalign): Short-cut unaligned load
6738 and store cases. Call ix86_avx256_split_vector_move_misalign
6739 directly without checking mode class.
6741 2016-04-20 Andrew Pinski <apinski@cavium.com>
6742 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6745 * config/aarch64/aarch64.md (sibcall): Force call
6746 address to be DImode for ILP32.
6747 (sibcall_value): Likewise.
6749 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6751 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
6753 2016-04-20 Richard Biener <rguenther@suse.de>
6755 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
6756 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
6757 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
6758 (maybe_push_res_to_seq): Adjust.
6759 * gimple-fold.c (maybe_build_generic_op): Likewise.
6761 2016-04-20 Marek Polacek <polacek@redhat.com>
6763 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
6766 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
6768 * config/i386/sse.md (vec_unpacks_lo_hi): Always
6769 use kmovw to support AVX512F target.
6771 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6773 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
6775 2016-04-20 Marek Polacek <polacek@redhat.com>
6777 PR tree-optimization/70725
6778 * tree-if-conv.c (is_false_predicate): New function.
6779 (predicate_mem_writes): Use it.
6781 2016-04-20 Richard Biener <rguenther@suse.de>
6783 PR tree-optimization/70726
6784 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
6785 shift amounts from a pattern stmt operand.
6787 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6790 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
6791 stack_restore_from_fpr pattern when restoring r15.
6792 (s390_optimize_prologue): Strip away the memory barrier in the
6793 parallel when trying to get rid of restore insns.
6794 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
6795 definition for loading the stack pointer from an FPR. Compared to
6796 the normal move insn this pattern includes a full memory barrier.
6798 2016-04-19 Jakub Jelinek <jakub@redhat.com>
6801 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
6802 implicitly linear or lastprivate iterator on the outer context.
6804 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6806 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
6808 * config/i386/i386.md (ssememalign): Removed.
6809 * config/i386/sse.md: Remove ssememalign attribute from patterns.
6811 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6814 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
6815 const short * to __builtin_ia32_loaddquhi512_mask.
6816 (_mm512_maskz_loadu_epi16): Likewise.
6817 (_mm512_mask_storeu_epi16): Pass short * to
6818 __builtin_ia32_storedquhi512_mask.
6819 (_mm512_mask_loadu_epi8): Pass const char * to
6820 __builtin_ia32_loaddquqi512_mask.
6821 (_mm512_maskz_loadu_epi8): Likewise.
6822 (_mm512_mask_storeu_epi8): Pass char * to
6823 __builtin_ia32_storedquqi512_mask.
6824 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
6825 const double * to __builtin_ia32_loadupd512_mask.
6826 (_mm512_mask_loadu_pd): Likewise.
6827 (_mm512_maskz_loadu_pd): Likewise.
6828 (_mm512_storeu_pd): Pass double * to
6829 __builtin_ia32_storeupd512_mask.
6830 (_mm512_mask_storeu_pd): Likewise.
6831 (_mm512_loadu_ps): Pass const float * to
6832 __builtin_ia32_loadups512_mask.
6833 (_mm512_mask_loadu_ps): Likewise.
6834 (_mm512_maskz_loadu_ps): Likewise.
6835 (_mm512_storeu_ps): Pass float * to
6836 __builtin_ia32_storeups512_mask.
6837 (_mm512_mask_storeu_ps): Likewise.
6838 (_mm512_mask_loadu_epi64): Pass const long long * to
6839 __builtin_ia32_loaddqudi512_mask.
6840 (_mm512_maskz_loadu_epi64): Likewise.
6841 (_mm512_mask_storeu_epi64): Pass long long *
6842 to __builtin_ia32_storedqudi512_mask.
6843 (_mm512_loadu_si512): Pass const int * to
6844 __builtin_ia32_loaddqusi512_mask.
6845 (_mm512_mask_loadu_epi32): Likewise.
6846 (_mm512_maskz_loadu_epi32): Likewise.
6847 (_mm512_storeu_si512): Pass int * to
6848 __builtin_ia32_storedqusi512_mask.
6849 (_mm512_mask_storeu_epi32): Likewise.
6850 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
6851 char * to __builtin_ia32_storedquqi256_mask.
6852 (_mm_mask_storeu_epi8): Likewise.
6853 (_mm256_mask_loadu_epi16): Pass const short * to
6854 __builtin_ia32_loaddquhi256_mask.
6855 (_mm256_maskz_loadu_epi16): Likewise.
6856 (_mm_mask_loadu_epi16): Pass const short * to
6857 __builtin_ia32_loaddquhi128_mask.
6858 (_mm_maskz_loadu_epi16): Likewise.
6859 (_mm256_mask_loadu_epi8): Pass const char * to
6860 __builtin_ia32_loaddquqi256_mask.
6861 (_mm256_maskz_loadu_epi8): Likewise.
6862 (_mm_mask_loadu_epi8): Pass const char * to
6863 __builtin_ia32_loaddquqi128_mask.
6864 (_mm_maskz_loadu_epi8): Likewise.
6865 (_mm256_mask_storeu_epi16): Pass short * to.
6866 __builtin_ia32_storedquhi256_mask.
6867 (_mm_mask_storeu_epi16): Pass short * to.
6868 __builtin_ia32_storedquhi128_mask.
6869 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
6870 const double * to __builtin_ia32_loadupd256_mask.
6871 (_mm256_maskz_loadu_pd): Likewise.
6872 (_mm_mask_loadu_pd): Pass onst double * to
6873 __builtin_ia32_loadupd128_mask.
6874 (_mm_maskz_loadu_pd): Likewise.
6875 (_mm256_mask_storeu_pd): Pass double * to
6876 __builtin_ia32_storeupd256_mask.
6877 (_mm_mask_storeu_pd): Pass double * to
6878 __builtin_ia32_storeupd128_mask.
6879 (_mm256_mask_loadu_ps): Pass const float * to
6880 __builtin_ia32_loadups256_mask.
6881 (_mm256_maskz_loadu_ps): Likewise.
6882 (_mm_mask_loadu_ps): Pass const float * to
6883 __builtin_ia32_loadups128_mask.
6884 (_mm_maskz_loadu_ps): Likewise.
6885 (_mm256_mask_storeu_ps): Pass float * to
6886 __builtin_ia32_storeups256_mask.
6887 (_mm_mask_storeu_ps): ass float * to
6888 __builtin_ia32_storeups128_mask.
6889 (_mm256_mask_loadu_epi64): Pass const long long * to
6890 __builtin_ia32_loaddqudi256_mask.
6891 (_mm256_maskz_loadu_epi64): Likewise.
6892 (_mm_mask_loadu_epi64): Pass const long long * to
6893 __builtin_ia32_loaddqudi128_mask.
6894 (_mm_maskz_loadu_epi64): Likewise.
6895 (_mm256_mask_storeu_epi64): Pass long long * to
6896 __builtin_ia32_storedqudi256_mask.
6897 (_mm_mask_storeu_epi64): Pass long long * to
6898 __builtin_ia32_storedqudi128_mask.
6899 (_mm256_mask_loadu_epi32): Pass const int * to
6900 __builtin_ia32_loaddqusi256_mask.
6901 (_mm256_maskz_loadu_epi32): Likewise.
6902 (_mm_mask_loadu_epi32): Pass const int * to
6903 __builtin_ia32_loaddqusi128_mask.
6904 (_mm_maskz_loadu_epi32): Likewise.
6905 (_mm256_mask_storeu_epi32): Pass int * to
6906 __builtin_ia32_storedqusi256_mask.
6907 (_mm_mask_storeu_epi32): Pass int * to
6908 __builtin_ia32_storedqusi128_mask.
6909 * config/i386/i386-builtin-types.def (PCSHORT): New.
6911 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
6912 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
6913 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
6914 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
6915 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
6916 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
6917 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
6918 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
6919 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
6920 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
6921 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
6922 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
6923 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
6924 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
6925 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
6926 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
6927 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
6928 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
6929 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
6930 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
6931 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
6932 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
6933 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
6934 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
6935 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
6936 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
6937 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
6938 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
6939 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
6940 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
6941 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
6942 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
6943 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
6944 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
6945 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
6946 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
6947 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
6948 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
6949 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
6950 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
6951 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
6952 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
6953 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
6954 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
6955 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
6956 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
6957 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
6958 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
6959 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
6961 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
6962 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
6964 (ix86_expand_vector_move_misalign): Likewise.
6965 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
6966 to scalar function prototype for unaligned load/store builtins.
6967 (ix86_expand_special_args_builtin): Updated.
6968 * config/i386/sse.md (UNSPEC_LOADU): Removed.
6969 (UNSPEC_STOREU): Likewise.
6970 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
6971 (VI_ULOADSTORE_F_AVX512VL): Likewise.
6972 (ssescalarsize): Handle V4TI, V2TI and V1TI.
6973 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6974 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6975 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
6976 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
6977 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
6978 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
6979 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
6980 (<avx512>_storedqu<mode>_mask): Likewise.
6981 (*sse4_2_pcmpestr_unaligned): Likewise.
6982 (*sse4_2_pcmpistr_unaligned): Likewise.
6983 (*mov<mode>_internal): Renamed to ...
6984 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
6985 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
6986 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
6987 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
6989 2016-04-19 Richard Biener <rguenther@suse.de>
6991 PR tree-optimization/70171
6992 * tree-ssa-phiprop.c: Include stor-layout.h.
6993 (phiprop_insert_phi): Handle the aggregate copy case.
6994 (propagate_with_phi): Likewise.
6996 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
6998 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
6999 instead of simplify_gen_subreg (... , 0).
7000 (ix86_delegitimize_address): Ditto.
7001 (ix86_split_divmod): Ditto.
7002 (ix86_split_copysign_const): Ditto.
7003 (ix86_split_copysign_var): Ditto.
7004 (ix86_expand_args_builtin): Ditto.
7005 (ix86_expand_round_builtin): Ditto.
7006 (ix86_expand_special_args_builtin): Ditto.
7007 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
7008 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
7009 (udivmodqi4): Ditto.
7010 (absneg splitters): Ditto.
7011 (*jcc_bt<mode>_1): Ditto.
7013 2016-04-19 Richard Biener <rguenther@suse.de>
7015 PR tree-optimization/70724
7016 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
7017 restoring out from ...
7018 (free_scc_vn): ... here.
7019 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
7020 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
7022 (pass_fre::execute): Restore SSA info.
7024 2016-04-19 Richard Biener <rguenther@suse.de>
7026 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
7027 * gimple-walk.c (walk_gimple_op): Initialize it.
7028 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
7029 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
7030 remapping SSA names of defs.
7031 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
7034 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
7037 * lra-constraints.c (equiv_substition_p): New.
7038 (process_alt_operands): Use it.
7039 (swap_operands): Swap it.
7040 (curr_insn_transform): Update it.
7042 2016-04-18 Michael Matz <matz@suse.de>
7044 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
7045 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
7046 * tree-core.h (tree_type_common.align): Use bit-field.
7047 (tree_type_common.spare): New.
7048 (tree_decl_common.off_align): Make smaller.
7049 (tree_decl_common.align): Use bit-field.
7051 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
7052 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
7053 (scan_sharing_clauses): Ditto.
7054 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7055 (omp_finish_file): Ditto.
7056 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
7057 (layout_decl): Ditto.
7058 (relayout_decl): Ditto.
7059 (finalize_record_size): Use SET_TYPE_ALIGN.
7060 (finalize_type_size): Ditto.
7061 (finish_builtin_struct): Ditto.
7062 (layout_type): Ditto.
7063 (initialize_sizetypes): Ditto.
7064 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
7065 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
7066 (lookup_field_for_decl): Use SET_DECL_ALIGN.
7067 (get_chain_field): Ditto.
7068 (get_trampoline_type): Ditto.
7069 (get_nl_goto_field): Ditto.
7070 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
7072 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
7073 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
7074 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7075 (build_qualified_type): Use SET_TYPE_ALIGN.
7076 (build_aligned_type, build_range_type_1): Ditto.
7077 (build_atomic_base): Ditto.
7078 (build_common_tree_nodes): Ditto.
7079 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
7080 (expand_one_stack_var_at): Ditto.
7081 * coverage.c (build_var): Use SET_DECL_ALIGN.
7082 * except.c (init_eh): Ditto.
7083 * function.c (assign_parm_setup_block): Ditto.
7084 * symtab.c (increase_alignment_1): Ditto.
7085 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
7086 * tree-vect-stmts.c (ensure_base_align): Ditto.
7087 * varasm.c (align_variable): Ditto.
7088 (assemble_variable): Ditto.
7089 (build_constant_desc): Ditto.
7090 (output_constant_def_contents): Ditto.
7092 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
7093 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
7094 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
7095 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
7096 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
7098 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
7101 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
7102 replace %vmovsd with "%vmovq".
7103 (vec_concatv2df): Likewise.
7105 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
7107 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
7108 (*vec_extractv2si_0): Ditto.
7109 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
7110 (zero_extended_scalar_load_operand splitters): Ditto.
7111 (vec_extract splitters): Ditto.
7112 (*vec_extractv4si_0_zext): Ditto.
7113 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
7115 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
7116 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
7117 (*sse4_1_extractps): Use lowpart_subreg.
7118 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
7120 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7122 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
7124 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
7125 Mention Solaris 11 packaging changes.
7126 Update gas and gld requirements.
7127 Remove reference to pre-Solaris 10 bug.
7128 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
7130 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
7133 2016-04-17 Jan Hubicka <jh@suse.cz>
7135 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
7136 max_loop_iterations_int.
7138 2016-04-18 Richard Biener <rguenther@suse.de>
7140 PR tree-optimization/43434
7141 * tree-ssa-structalias.c (struct vls_data): New.
7142 (visit_loadstore): Handle all pointer-based accesses.
7143 (compute_dependence_clique): Compute a bitmap of restrict tags
7144 assigned bases and pass it to visit_loadstore.
7146 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
7149 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
7150 armv8.1-a and armv8.1-a+crc.
7152 2016-04-18 Richard Biener <rguenther@suse.de>
7154 PR tree-optimization/70701
7155 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
7156 references after translating through a memcpy.
7158 2016-04-18 Richard Biener <rguenther@suse.de>
7160 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
7161 (compute_antic): ... here. For partial antic use regular
7162 postorder and scrap iteration.
7163 (compute_partial_antic_aux): Remove unused return value.
7164 (init_pre): Do not allocate postorder.
7165 (fini_pre): Do not free postorder.
7167 2016-04-18 Richard Biener <rguenther@suse.de>
7170 * expmed.c (extract_bit_field_1): Remove broken case
7171 using a wider MODE_INT mode.
7173 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
7175 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
7176 unless compiling with at least GCC-4.8.
7178 2016-04-17 Jan Hubicka <jh@suse.cz>
7181 * graphite.c (graphite_finalize): Update call to
7182 tree_estimate_probability.
7183 * predict.h (tree_estimate_probability): Update prototype.
7185 2016-04-17 Jan Hubicka <jh@suse.cz>
7187 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
7188 (tree_estimate_probability): Likewise.
7189 (pass_profile::execute): Update.
7190 (report_predictor_hitrates): New function.
7191 * profile.c (compute_branch_probabilities): Use it.
7192 * predict.h (report_predictor_hitrates): Declare.
7194 2016-04-17 Jan Hubicka <jh@suse.cz>
7197 * cgraph.h (cgraph_node::set_const_flag,
7198 cgraph_node::set_pure_flag): Update prototype to return bool;
7200 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
7201 of interposable symbol are interposable, too.
7202 (cgraph_set_const_flag_1): Rename to ...
7203 (set_const_flag_1): ... this one; change to self recursive function
7204 instead of call_for_symbol_thunks_and_aliases. Handle correctly
7205 clearnig the flag in all variants and also virtual thunks of const
7206 functions are pure; track if any change was done.
7207 (cgraph_node::set_const_flag): Update.
7208 (struct set_pure_flag_info): New struct.
7209 (cgraph_set_pure_flag_1): Rename to ...
7210 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
7211 rather than pointer encoded flags; track if any changes was done;
7212 handle correctly clearning flag and setting flag of aliases already
7214 (cgraph_node::set_pure_flag): Update.
7215 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
7217 2016-04-17 Tom de Vries <tom@codesourcery.com>
7220 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
7223 2016-04-17 Tom de Vries <tom@codesourcery.com>
7225 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
7226 '{}<> ' as escape-for-record.
7228 2016-04-17 Tom de Vries <tom@codesourcery.com>
7230 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
7233 2016-04-17 Tom de Vries <tom@codesourcery.com>
7236 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
7237 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
7238 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
7239 * passes.c (finish_optimization_passes): Only call
7240 finish_graph_dump_file if dfi->graph_dump_initialized.
7241 (execute_function_dump, pass_init_dump_file): Use
7242 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
7244 2016-04-17 Tom de Vries <tom@codesourcery.com>
7246 PR tree-optimization/70256
7247 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
7248 (debug_varmap): New function.
7250 2016-04-17 Tom de Vries <tom@codesourcery.com>
7253 * passes.c (pass_manager::register_pass): Propagate pflags.
7255 2016-04-17 Tom de Vries <tom@codesourcery.com>
7258 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
7259 * passes.c (pass_manager::pass_manager): Declare and init p_start in
7260 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
7261 check if it's equal to p_start.
7262 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
7264 2016-04-15 Jan Hubicka <jh@suse.cz>
7267 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
7268 function does not bind to current def.
7269 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
7270 handle conservatively calls to functions that does not need to bind
7272 (check_call): Update call of worse_state.
7273 (ignore_edge_for_nothrow): Update.
7274 (ignore_edge_for_pure_const): Likewise.
7275 (propagate_pure_const): Update calls to worse_state.
7276 (skip_function_for_local_pure_const): Reformat comments.
7278 2016-04-15 Jan Hubicka <jh@suse.cz>
7281 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
7282 (cgraph_node::function_symbol): Likewise.
7283 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7284 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
7285 (symtab_node::ultimate_alias_target): Add REF parameter.
7286 (symtab_node::binds_to_current_def_p): Declare.
7287 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
7288 (cgraph_node::function_symbol): Likewise.
7289 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7290 (cgraph_node::get_availability): Likewise.
7291 (cgraph_edge::binds_to_current_def_p): New inline function.
7292 (varpool_node::get_availability): Add REF parameter.
7293 (varpool_node::ultimate_alias_target): Likewise.
7294 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
7295 (symtab_node::binds_to_current_def_p): Likewise.
7296 * varpool.c (varpool_node::get_availability): Likewise.
7298 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7301 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
7302 Fix mode size check.
7304 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7306 * BASE-VER: Set to 7.0.0.
7308 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
7310 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
7312 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7314 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
7315 architecture revisions.
7317 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
7319 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
7320 * config/i386/i386.c (ix86_using_red_zone): No longer static.
7321 * config/i386/i386.md (stack decrement to push peepholes): Guard
7322 with !x86_using_red_zone ().
7324 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7327 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
7328 to dump_generic_node.
7329 (NIY): Pass also flags to do_niy.
7331 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
7333 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
7334 (simd_clone_vector_of_formal_parm_types)
7335 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
7336 (simd_clone_mangle, simd_clone_create)
7337 (simd_clone_adjust_return_type, create_tmp_simd_array)
7338 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
7339 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
7340 (ipa_simd_modify_function_body, simd_clone_linear_addend)
7341 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
7342 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
7343 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
7344 * omp-simd-clone.c: ... this new file.
7345 (simd_clone_vector_of_formal_parm_types): Make it static.
7346 * Makefile.in (OBJS): Add omp-simd-clone.o.
7348 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7351 * config/i386/sse.md: Use proper memory operand modifiers.
7354 2016-04-15 Richard Biener <rguenther@suse.de>
7355 Alan Modra <amodra@gmail.com>
7357 PR tree-optimization/70130
7358 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
7359 when alignment stays not the same and no not use the realign
7362 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7365 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
7366 direct move handlers for KFmode. Change TFmode handlers test from
7367 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
7369 2016-04-14 Jakub Jelinek <jakub@redhat.com>
7372 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
7373 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
7374 (inlined_polymorphic_ctor_dtor_block_p): Use it.
7375 * tree-ssa-live.c (remove_unused_scope_block_p): When
7376 in_ctor_dtor_block, avoid discarding not just BLOCKs with
7377 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
7378 block_ultimate_origin is FUNCTION_DECL.
7379 (remove_unused_locals): If current_function_decl is
7380 polymorphic_ctor_dtor_p, pass initial true to
7381 remove_unused_scope_block_p' is_ctor_dtor_block.
7383 2016-04-14 Martin Sebor <msebor@redhat.com>
7388 * doc/extend.texi (Variable Length): Revert.
7390 2016-04-14 Marek Polacek <polacek@redhat.com>
7391 Jan Hubicka <hubicka@ucw.cz>
7394 * tree.c (verify_type): Disable the canonical type of main variant
7397 2016-04-14 Jason Merrill <jason@redhat.com>
7399 * cfgexpand.c, expr.c: Revert previous change.
7401 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
7404 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
7405 when building a mem ref for the incoming reduction variable.
7407 2016-04-14 Richard Biener <rguenther@suse.de>
7409 PR tree-optimization/70614
7410 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
7411 loop if the evolution dropped to chrec_dont_know.
7412 (interpret_condition_phi): Likewise.
7414 2016-04-14 Richard Biener <rguenther@suse.de>
7416 PR tree-optimization/70623
7417 * tree-ssa-pre.c (changed_blocks): Make global ...
7418 (compute_antic): ... local here. Move and fix worklist
7419 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
7420 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
7421 worklist handling, dump when ANTIC_IN changed.
7422 (compute_partial_antic_aux): Remove worklist handling.
7423 (init_pre): Do not compute post dominators. Add a comment about
7424 the CFG order chosen.
7425 (fini_pre): Do not free post dominators.
7427 2016-04-13 Martin Sebor <msebor@redhat.com>
7432 * doc/extend.texi (Variable Length): Document C++ specifics.
7434 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7437 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
7438 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
7439 eh edges have been purged.
7442 * tree-sra.c (create_access_replacement,
7443 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
7445 * tree-pretty-print.c (dump_fancy_name): New function.
7446 (dump_decl_name, dump_generic_node): Use it.
7448 2016-04-13 Jason Merrill <jason@redhat.com>
7450 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
7451 * expr.c (expand_expr_real_1): Likewise.
7453 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
7455 * config/i386/i386.md (kunpckhi): Swap operands.
7456 (kunpcksi): Likewise.
7457 (kunpckdi): Likewise.
7458 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
7459 (vec_pack_trunc_<mode>): Likewise.
7461 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7464 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
7467 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
7468 gimplification turns some element into non-constant.
7471 * rtl.h (convert_memory_address_addr_space_1): New prototype.
7472 * explow.c (convert_memory_address_addr_space_1): No longer static,
7473 add NO_EMIT argument and don't call convert_modes if true, pass
7474 it down recursively, remove break after return.
7475 (convert_memory_address_addr_space): Adjust caller.
7476 * simplify-rtx.c (simplify_unary_operation_1): Call
7477 convert_memory_address_addr_space_1 instead of convert_memory_address,
7478 if it returns NULL, don't simplify.
7480 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7483 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7485 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7487 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7488 Bump the upper SIMDLEN limits, so that if the return type or
7489 characteristic type if the return type is void can be passed in
7490 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7493 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7496 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7497 Do not use "=" constraint on an input constraint.
7498 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7499 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7500 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7501 generates (neg (abs ...)) instead of (abs ...).
7503 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7505 PR rtl-optimization/70596
7506 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7507 just invalidate LRA data and reset them. Adjust dump wording.
7509 2016-04-12 Martin Liska <mliska@suse.cz>
7512 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7514 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7516 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7517 max_loop_iterations_int.
7518 (tree_unswitch_outer_loop): Likewise.
7519 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7520 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7522 2016-04-12 Tom de Vries <tom@codesourcery.com>
7524 PR tree-optimization/68756
7525 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7526 instead of new_name.
7528 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7530 PR tree-optimization/70602
7531 * tree-sra.c (generate_subtree_copies): Don't write anything into
7532 constant pool decls.
7534 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7535 regardless whether there are depend clauses or not.
7537 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7540 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7541 target attribute and pragma from changing the -mfloat128
7542 and -mfloat128-hardware options.
7544 * doc/extend.texi (Additional Floating Types): Document PowerPC
7545 __float128 restrictions.
7547 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7550 * config/aarch64/driver-aarch64.c
7551 (aarch64_get_extension_string_for_isa_flags): New.
7552 (arch_extension): Rename to...
7553 (aarch64_arch_extension): ...This.
7554 (ext_to_feat_string): Rename to...
7555 (aarch64_extensions): ...This.
7556 (aarch64_core_data): Keep track of architecture extension flags.
7557 (cpu_data): Rename to...
7558 (aarch64_cpu_data): ...This.
7559 (aarch64_arch_driver_info): Keep track of architecture extension
7561 (get_arch_name_from_id): Rename to...
7562 (get_arch_from_id): ...This, change return type.
7563 (host_detect_local_cpu): Update and reformat for renames, handle
7564 extensions through common infrastructure.
7566 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7569 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7570 track of a canonical flag name.
7571 (all_extensions): Likewise.
7572 (arch_to_arch_name): Also track extension flags enabled by the arch.
7573 (all_architectures): Likewise.
7574 (aarch64_parse_extension): Move to here.
7575 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7577 (aarch64_rewrite_selected_cpu): Update for above change.
7578 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7579 are handled, such that the single explicit value enabled by an
7580 extension is kept seperate from the implicit values it also enables.
7581 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7583 (aarch64_parse_extension): New.
7584 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7585 here to config/aarch64/aarch64-protos.h.
7586 (aarch64_parse_extension): Move from here to
7587 common/config/aarch64/aarch64-common.c.
7588 (aarch64_option_print): Update.
7589 (aarch64_declare_function_name): Likewise.
7590 (aarch64_start_file): Likewise.
7591 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7592 the canonical flag for extensions.
7593 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7596 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7598 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7601 2016-04-09 Tom de Vries <tom@codesourcery.com>
7603 PR tree-optimization/68953
7604 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7605 first to last subscript.
7607 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7609 PR tree-optimization/70586
7610 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7613 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7617 PR tree-optimization/70373
7621 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7622 clauses for acc parallel reductions as necessary. Error on those
7624 * omp-low.c (scan_sharing_clauses): Don't install variables which
7625 are used in acc parallel reductions.
7626 (lower_rec_input_clauses): Remove dead code.
7627 (lower_oacc_reductions): Add support for reference reductions.
7628 (lower_reduction_clauses): Remove dead code.
7629 (lower_omp_target): Don't remap variables appearing in acc parallel
7631 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
7633 2016-04-08 Jakub Jelinek <jakub@redhat.com>
7636 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
7637 with multiple SSA_NAME defs, force the outputs other than first
7638 to be live before calling live_track_process_def on each output.
7640 PR rtl-optimization/70574
7641 * fwprop.c (forward_propagate_and_simplify): Don't add
7642 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
7643 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
7644 paradoxical subregs within *loc.
7646 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
7648 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
7649 -ftree-parallelize-loops={0,1}.
7650 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
7651 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
7652 * config/ia64/hpux.h (LIB_SPEC): Likewise.
7653 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
7654 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
7656 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
7659 * asan.c (instrument_derefs): If we get unknown location, extract it
7661 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
7663 2016-04-08 Tom de Vries <tom@codesourcery.com>
7665 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
7666 implicit firstprivate clause.
7668 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7671 * config/arm/thumb2.md (tst + branch-> lsls + branch
7672 peephole below *orsi_not_shiftsi_si): Require that condition
7673 register is dead after the peephole.
7674 (second peephole after the above): Likewise.
7676 2016-04-08 Alan Modra <amodra@gmail.com>
7679 * builtins.c (fold_builtin_classify): For IBM extended precision,
7680 look at just the high-order double to test for NaN.
7681 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
7682 test just the high double for Inf but both doubles for subnormal
7685 2016-04-07 Jakub Jelinek <jakub@redhat.com>
7687 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
7688 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
7689 node->simdclone->mask_mode != VOIDmode masks.
7690 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
7691 earlier, use it instead of node->simdclone.
7692 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7693 Set clonei->mask_mode.
7695 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7698 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
7699 Pass it through to cp_parser_already_scoped_statement.
7700 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
7701 it through to cp_parser_statement.
7702 (cp_parser_statement): Pass IF_P through to
7703 cp_parser_iteration_statement.
7704 (cp_parser_pragma): Adjust call to
7705 cp_parser_iteration_statement.
7707 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7710 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
7711 resolve a future -Wparentheses warning.
7712 * omp-low.c (scan_sharing_clauses): Likewise.
7713 * tree-parloops.c (eliminate_local_variables): Likewise.
7715 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
7717 PR rtl-optimization/70398
7718 * lra-constraints.c (process_address_1): Check zero scale and code
7719 for reloading with zero scale.
7721 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
7723 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
7724 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
7726 2016-04-06 Jakub Jelinek <jakub@redhat.com>
7728 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7729 Add support for AVX512F clones, include them by default for
7730 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
7731 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
7735 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
7736 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
7737 firstprivate clauses.
7738 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
7739 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
7740 (lower_omp_target): Set TREE_NO_WARNING for
7741 non-addressable possibly uninitialized vars which are copied into
7742 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
7744 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
7746 * config/pa/predicates.md (integer_store_memory_operand): Accept
7747 REG+D operands with a large offset when reload_in_progress is true.
7748 (floating_point_store_memory_operand): Likewise.
7750 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7753 * match.pd (nested int casts): Limit to GIMPLE.
7755 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
7758 * ipa-devirt.c (maybe_record_node): Fix comment; use
7759 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
7761 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7763 PR rtl-optimization/70542
7764 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
7765 if there are any uses other than insn or debug insns.
7767 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
7768 Jakub Jelinek <jakub@redhat.com>
7770 PR tree-optimization/70509
7771 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
7772 Shift HOST_WIDE_INT_1U instead of 1.
7774 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
7776 PR tree-optimization/70509
7777 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
7778 of the vector base type for index.
7780 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
7783 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
7785 2016-04-05 Richard Biener <rguenther@suse.de>
7787 PR tree-optimization/70526
7788 * tree-sra.c (build_ref_for_offset): Use prev_base to
7789 extract the alias pointer type.
7791 2016-04-05 Richard Biener <rguenther@suse.de>
7793 * dse.c (struct store_info): Remove alias_set member.
7794 (struct read_info_type): Likewise.
7795 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
7796 spill_deleted, clear_alias_set_lookup): Remove.
7797 (get_group_info): Remove dead base == NULL_RTX case.
7798 (dse_step0): Remove initialization of removed variables.
7799 (delete_dead_store_insn): Reomve alias set dumping.
7800 (free_read_records): Remove alias_set handling.
7801 (canon_address): Remove alias_set_out parameter.
7802 (record_store): Remove spill_alias_set, it's always zero.
7803 (check_mem_read_rtx): Likewise.
7804 (dse_step2): Rename from ...
7805 (dse_step2_nospill): ... this. Adjust.
7806 (scan_stores): Rename from ...
7807 (scan_stores_nospill): ... this.
7808 (scan_reads): Rename from ...
7809 (scan_reads_nospill): ... this.
7810 (scan_stores_spill, scan_reads_spill): Remove.
7811 (dse_step3_scan): Remove for_spills argument which is always false.
7812 (dse_step3): Likewise.
7813 (dse_step5): Rename from ...
7814 (dse_step5_nospill): ... this. Remove alias_set handling.
7815 (rest_of_handle_dse): Adjust.
7817 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7820 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
7821 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
7822 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
7823 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
7825 2016-04-05 Richard Biener <rguenther@suse.de>
7828 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
7829 non-register type temporaries into SSA.
7831 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
7834 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
7835 calls when sanitizing.
7836 (possible_polymorphic_call_target_p): Fix formatting.
7838 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7839 Jakub Jelinek <jakub@redhat.com>
7842 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
7843 to ensure a call statement is compatible with a built-in's
7845 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
7848 2016-04-04 Richard Biener <rguenther@suse.de>
7850 PR rtl-optimization/70484
7851 * rtl.h (canon_output_dependence): Declare.
7852 * alias.c (canon_output_dependence): New function.
7853 * dse.c (record_store): Use canon_output_dependence rather
7854 than canon_true_dependence.
7856 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7859 * cgraph.h (symtab_node::copy_visibility_from): New function.
7860 * symtab.c (symtab_node::copy_visibility_from): New function.
7861 * ipa-visibility.c (optimize_weakref): New function.
7862 (function_and_variable_visibility): Use it.
7864 2016-04-04 Martin Liska <mliska@suse.cz>
7867 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
7868 value that is really in range handled by SBR instruction.
7869 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
7870 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
7871 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
7873 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
7877 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
7878 set, but not for SP_REG operands.
7880 2016-04-02 Martin Sebor <msebor@redhat.com>
7883 * fold-const.c (maybe_nonzero_address): New function.
7884 (fold_comparison): Call it. Fold equality and relational
7885 expressions involving null pointers.
7886 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
7888 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
7890 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
7891 the "Y" constraint (scalar FP 0.0 immediate).
7893 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
7894 Add the "const_double" to the list of operand constraints.
7896 2016-04-01 Jakub Jelinek <jakub@redhat.com>
7898 PR rtl-optimization/70467
7899 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
7900 If low word of the last operand is 0, just emit addition/subtraction
7903 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7906 * config/s390/s390.c (s390_expand_insv): Check for everything
7907 constant instead of just VOIDmode stuff.
7909 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7912 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
7914 2016-04-01 Nathan Sidwell <nathan@acm.org>
7916 * tree.def (TRY_CATCH_EXPR): Correct documentation.
7918 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
7920 PR rtl-optimization/70461
7921 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
7924 2016-03-31 Martin Liska <mliska@suse.cz>
7927 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
7928 a tree value or an immediate integer value to a buffer
7929 that is eventually copied to a BRIG section.
7930 (emit_immediate_operand): Call the function here.
7931 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
7932 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
7933 of class' fields that are removed.
7934 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
7935 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
7936 m_brig_repr_size fields.
7938 2016-03-31 Martin Liska <mliska@suse.cz>
7941 * hsa-gen.c (hsa_function_representation::update_dominance): New
7943 (convert_addr_to_flat_segment): Likewise.
7944 (gen_hsa_memory_set): New alignment argument.
7945 (gen_hsa_ctor_assignment): Likewise.
7946 (gen_hsa_insns_for_single_assignment): Provide alignment
7947 to gen_hsa_ctor_assignment.
7948 (gen_hsa_insns_for_direct_call): Add new argument.
7949 (expand_lhs_of_string_op): New function.
7950 (expand_string_operation_builtin): Likewise.
7951 (expand_memory_copy): New function.
7952 (expand_memory_set): New function.
7953 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
7954 (convert_switch_statements): Change signature.
7955 (generate_hsa): Use a return value of the function.
7956 (pass_gen_hsail::execute): Do not call
7957 convert_switch_statements here.
7958 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
7959 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
7960 (hsa_function_representation::update_dominance): New function.
7962 2016-03-31 Martin Liska <mliska@suse.cz>
7965 * hsa-brig.c (emit_directive_variable): Emit alignment
7966 according to hsa_symbol::m_align.
7967 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
7968 (dump_hsa_symbol): Dump alignment of HSA symbols.
7969 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
7970 (gen_hsa_addr_with_align): New function.
7971 (hsa_bitmemref_alignment): Use newly added function.
7972 (gen_hsa_insns_for_load): Likewise.
7973 (gen_hsa_insns_for_store): Likewise.
7974 (gen_hsa_memory_copy): New argument added.
7975 (gen_hsa_insns_for_single_assignment): Respect
7976 alignment for assignments processed via gen_hsa_memory_copy.
7977 (gen_hsa_insns_for_direct_call): Likewise.
7978 (gen_hsa_insns_for_return): Likewise.
7979 (gen_function_def_parameters): Set default alignment.
7980 * hsa.c (hsa_object_alignment): New function.
7981 (hsa_byte_alignment): Pasted function.
7982 * hsa.h (hsa_symbol::m_align): New field.
7984 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7986 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
7987 scratch field for goto case.
7989 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
7991 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
7993 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
7996 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
7997 (scalar_chain::convert_insn): Call convert_op for reg
7998 moves to handle undefined registers.
8000 2016-03-31 Nathan Sidwell <nathan@acm.org>
8003 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
8004 Assert we don't want to move backwards.
8006 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
8009 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
8011 2016-03-31 Jakub Jelinek <jakub@redhat.com>
8013 PR rtl-optimization/70460
8014 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
8015 with operand from REG_LABEL_OPERAND, instead substitute
8016 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
8017 Don't do anything for REG_NON_LOCAL_GOTO jumps.
8019 2016-03-31 Martin Liska <mliska@suse.cz>
8021 * passes.c (execute_one_pass): Do not call
8022 todo_after for a discarded function.
8024 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8026 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
8027 (no_cost, infinite_cost): Initialize the new field.
8028 (get_computation_cost_at): Record setup cost.
8029 (determine_use_iv_cost_address): Skip cost computation for sub
8030 uses if we can estimate it without losing accuracy.
8032 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8034 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8036 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8037 max_loop_iterations_int.
8038 (tree_unswitch_outer_loop): Likewise.
8039 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8040 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8042 2016-03-30 Richard Biener <rguenther@suse.de>
8045 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
8047 2016-03-30 Jakub Jelinek <jakub@redhat.com>
8050 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
8051 in gen_blendm expander.
8053 2016-03-30 Nick Clifton <nickc@redhat.com>
8056 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
8057 case where we are already provided with an SImode SUBREG.
8059 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
8062 * config/i386/i386.c (ix86_expand_epilogue): Properly check
8063 conflict between DRAP register and __builtin_eh_return.
8065 2016-03-30 Michael Matz <matz@suse.de>
8066 Richard Biener <rguenther@suse.de>
8069 * ipa-polymorphic-call.c (struct type_change_info): Change
8070 speculative to an unsigned allowing to limit the work we do.
8071 (csftc_abort_walking_p): New inline function..
8072 (check_stmt_for_type_change): Limit the number of may-defs
8073 skipped for speculative devirtualization to
8074 max-speculative-devirt-maydefs.
8075 * params.def (max-speculative-devirt-maydefs): New param.
8076 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
8078 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
8081 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
8084 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
8086 PR tree-optimization/59124
8087 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
8088 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
8090 2016-03-29 Jeff Law <law@redhat.com>
8092 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
8094 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8096 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
8099 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
8101 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
8102 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
8103 gcrt0.o if linking dynamically.
8105 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8108 * ipa-devirt.c (methods_equal_p): New function.
8109 (compare_virtual_tables): Use it.
8110 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
8111 * cgraphclones.c (clone_function_name_1): Use
8112 symbol_table::symbol_suffix_separator.
8113 * coverage.c (build_var): Likewise.
8114 * symtab.c (symbol_table::symbol_suffix_separator): New.
8116 2016-03-29 Jakub Jelinek <jakub@redhat.com>
8118 PR rtl-optimization/70429
8119 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
8120 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
8121 mode != result_mode.
8124 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
8126 PR tree-optimization/70405
8127 * ssa-iterators.h (num_imm_uses): Add missing braces.
8129 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
8131 PR rtl-optimization/68695
8132 * ira-color.c (allocno_copy_cost_saving): New.
8133 (improve_allocation): Use it.
8135 2016-03-29 Richard Henderson <rth@redhat.com>
8138 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
8140 2016-03-29 Richard Biener <rguenther@suse.de>
8143 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
8144 use alignment returned by get_pointer_alignment_1 if it is
8145 bigger than BITS_PER_UNIT.
8146 * builtins.c (get_pointer_alignment_1): Do not return true
8147 for alignment extracted from SSA info.
8149 2016-03-28 James Bowman <james.bowman@ftdichip.com>
8151 * config/ft32/ft32.opt (mnodiv): New.
8152 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
8153 * doc/invoke.texi (FT32 Options -mnodiv): New.
8155 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
8158 * config/i386/i386.md (define_split, andn): Fix modes.
8160 2016-03-26 Richard Biener <rguenther@suse.de>
8161 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8164 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
8166 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
8167 as 2nd argument to cl_optimization_restore().
8169 2016-03-25 Richard Henderson <rth@redhat.com>
8172 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
8173 * config/aarch64/aarch64-protos.h: Declare it.
8174 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
8176 2016-03-25 Alan Modra <amodra@gmail.com>
8179 * config/rs6000/constraints.md (j): Simplify.
8180 * config/rs6000/predicates.md (easy_fp_constant): Exclude
8182 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
8183 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
8184 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
8185 in all constraint alternatives.
8186 (movtd_64bit_nodm): Delete "j" constraint alternative.
8188 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8190 * tree-ssa-propagate.c: Enhance docs for
8191 SSA_PROP_NOT_INTERESTING.
8193 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8195 * doc/extend.texi: Fix typo in documentation to pure attribute.
8197 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
8200 * config/pa/pa.md (bswapdi2): Use a scratch register.
8202 2016-03-24 Richard Henderson <rth@redhat.com>
8205 * fold-const.c (extract_muldiv_1): Correct test for multiplication
8208 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
8210 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
8211 using ix86_expand_binary_operator instead of gen_andsi3.
8213 2016-03-24 Richard Biener <rguenther@suse.de>
8215 PR tree-optimization/70396
8216 * tree-vect-stmts.c (vectorizable_comparison): Use
8217 get_vectype_for_scalar_type.
8219 2016-03-24 Richard Biener <rguenther@suse.de>
8222 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
8223 with register bases.
8225 2016-03-24 Richard Biener <rguenther@suse.de>
8227 PR tree-optimization/70372
8228 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
8229 build_all_ones_cst to also handle vector types correctly.
8231 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8234 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
8237 2016-03-23 Marek Polacek <polacek@redhat.com>
8240 * doc/invoke.texi: Document -Wignored-attributes.
8242 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8244 PR tree-optimization/69042
8245 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
8246 parameter from 30 to 40.
8248 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8250 PR tree-optimization/69042
8251 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
8252 for use with constant offset stripped in base.
8254 2016-03-23 Richard Biener <rguenther@suse.de>
8257 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
8258 mode compatibility check.
8259 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8261 2016-03-23 Jeff Law <law@redhat.com>
8263 PR tree-optimization/64058
8264 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
8266 (struct ssa_conflicts): Move up earlier in the file.
8267 (conflicts_, var_map_): New static variables.
8268 (initialize_conflict_count): New function to initialize the
8269 CONFLICT_COUNT field for each conflict pair.
8270 (compare_pairs): Lazily initialize the conflict count and use it
8271 as the first tie-breaker.
8272 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
8273 and wipe conflicts_ and map_ around the call to qsort. Remove
8274 special case for 2 coalesce pairs.
8275 * bitmap.c (bitmap_count_unique_bits): New function.
8276 (bitmap_count_bits_in_word): New function, extracted from
8278 (bitmap_count_bits): Use bitmap_count_bits_in_word.
8279 * bitmap.h (bitmap_count_unique_bits): Declare it.
8281 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
8284 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
8285 transparent alias chain for decl assembler name.
8286 * config/sol2.c (solaris_assemble_visibility): Likewise.
8288 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8290 * config/arm/arm1020e.md (1020call_op): Reduce reservation
8292 (v10_fdivs): Likewise.
8293 (v10_fdivd): Likewise.
8295 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8298 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
8299 to not call fclose twice on file.
8301 2016-03-23 Jakub Jelinek <jakub@redhat.com>
8303 PR tree-optimization/70354
8304 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8305 oprnd0 is wider than oprnd1 and there is a cast from the wider
8306 type to oprnd1, mask it with the mask of the narrower type.
8309 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
8310 Optimize TARGET_STV splitters, if high or low word of last argument
8313 2016-03-22 Jeff Law <law@redhat.com>
8316 tree-ssa-threadbackward.c
8317 (fsm_find_control_statement_thread_paths): Correctly distinguish
8318 between old style jump threads vs FSM jump threads.
8320 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
8323 * config/i386/i386.c (scalar_chain::convert_op): Support
8324 uninitialized register usage case.
8326 2016-03-22 Richard Biener <rguenther@suse.de>
8329 * genmatch.c (gen_transform): Adjust last parameter to a three-state
8331 (capture::gen_transform): ... to change behavior when substituting
8332 a condition into cond or not-cond expr context.
8333 (dt_simplify::gen_1): Adjust.
8334 * gimple-match-head.c: Include gimplify.h for unshare_expr.
8335 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
8336 last change and instead change to
8337 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
8338 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8340 2016-03-22 Anthony Green <green@moxielogic.com>
8342 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
8343 issue for moxiebox targets.
8344 (CC1PLUS_SPEC): Ditto.
8346 2016-03-22 Richard Biener <rguenther@suse.de>
8349 * fold-const.c (extract_muldiv_1): Properly perform multiplication
8352 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8354 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
8356 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8359 * config/i386/i386.c (def_builtin): Handle
8360 OPTION_MASK_ISA_AVX512VL to be and-ed with other
8362 (const struct builtin_description bdesc_special_args[]):
8363 Remove duplicate ISA bits.
8365 2016-03-22 Jakub Jelinek <jakub@redhat.com>
8368 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
8369 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
8370 in a way that works also for AVX512BW.
8373 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
8374 instead of source if operands[1] is xmm16 and above and
8375 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
8376 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
8379 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
8380 on assign if (*from_p) is a comparison, set it to
8381 TREE_NO_WARNING (*from_p).
8383 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8386 * lra.c (restore_scratches): Ignore deleted insns.
8388 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
8389 Jakub Jelinek <jakub@redhat.com>
8391 PR tree-optimization/70317
8392 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
8395 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
8398 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
8399 of ix86_expand_move.
8401 (movti): Use general_operand for operand 1 predicate.
8403 2016-03-21 Martin Liska <mliska@suse.cz>
8405 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
8407 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
8409 2016-03-21 Martin Liska <mliska@suse.cz>
8412 * ipa-icf.c (sem_function::parse): Skip static
8413 constructors and destructors.
8415 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8418 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
8419 function-like macro, peek following token(s) if it is followed
8420 by CPP_OPEN_PAREN token with optional padding in between, and
8421 if not, don't treat it like a macro.
8423 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
8424 Alexander Monakov <amonakov@ispras.ru>
8426 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
8427 for the stabs debug format.
8429 2016-03-21 Richard Biener <rguenther@suse.de>
8431 PR tree-optimization/70310
8432 * tree-vect-generic.c (expand_vector_condition): Fold the built
8435 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
8438 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
8439 Block third alternative for AVX-512VL target,
8441 2016-03-21 Martin Liska <mliska@suse.cz>
8444 * hsa-brig.c (emit_function_directives): Mark unemitted
8445 global variables for emission.
8446 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
8447 (get_symbol_for_decl): Likewise.
8448 * hsa.h (struct hsa_symbol): New flag.
8450 2016-03-21 Richard Biener <rguenther@suse.de>
8452 PR tree-optimization/70288
8453 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
8454 we do not estimate unsimplified all-constant conditionals or
8455 switches as optimized away.
8457 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
8459 PR rtl-optimization/69102
8460 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
8461 when we have a readonly dependency context.
8463 2016-03-18 Jeff Law <law@redhat.com>
8465 PR rtl-optimization/70263
8466 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
8467 (update_equiv_regs): When trying to move a store to after the insn
8468 that sets the source of the store, make sure the store occurs after
8469 the insn that sets the source of the store. When successful note
8470 the REG_EQUIV note created in the dump file.
8472 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8473 Bernd Schmidt <bschmidt@redhat.com>
8475 * doc/extend.texi: Document more potential problems with basic asms.
8477 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8479 PR rtl-optimization/70278
8480 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8483 2016-03-18 Jason Merrill <jason@redhat.com>
8485 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8487 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8489 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8490 values to 128b regs.
8492 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8494 PR tree-optimization/70252
8495 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8496 boolean vector has a proper number of elements.
8497 (supportable_narrowing_operation): Likewise.
8499 2016-03-18 Tom de Vries <tom@codesourcery.com>
8502 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8504 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8506 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8507 instead of replace_rtx for DEBUG_INSNs.
8509 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8511 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8512 load type reservations.
8514 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8517 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8518 define_constraint for "Q" and "T" constraints.
8520 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8522 Tweak the pipeline model for Exynos M1
8524 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8527 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8530 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8531 where one or both locations aren't within a line_map.
8533 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8536 * opts.c (finish_options): Don't set flag_pie to the default if
8537 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8540 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8542 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8543 true as ALL_REGS argument to replace_rtx.
8545 2016-03-17 Richard Biener <rguenther@suse.de>
8548 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8551 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8554 * rtl.h (replace_rtx): Add ALL_REGS argument.
8555 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8556 equality and assert mode is the same, instead of just rtx pointer
8558 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8559 true as ALL_REGS argument to replace_rtx.
8561 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8563 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8564 for boolean vector with vector mode only.
8565 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8567 2016-03-17 Nick Clifton <nickc@redhat.com>
8570 * config/rx/rx.c (rx_print_integer): Print negative constants in
8573 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8576 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8578 2016-03-16 Richard Henderson <rth@redhat.com>
8579 Richard Biener <rguenth@suse.de>
8584 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8585 first operand as is_gimple_condexpr.
8590 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8591 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8592 Do not gimplify the result.
8593 (do_unop): Adjust call to tree_vec_extract.
8594 (do_binop): Likewise.
8595 (do_compare): Likewise.
8596 (do_plus_minus): Likewise.
8597 (do_negate): Likewise.
8598 (expand_vector_condition): Likewise.
8599 (do_cond): Likewise.
8601 2016-03-16 Richard Henderson <rth@redhat.com>
8604 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8605 (aarch64_classify_address): Use it.
8606 (aarch64_legitimize_address): Force all subexpressions of PLUS
8607 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8609 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8610 Richard Biener <rguenth@suse.de>
8613 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8614 return to even if only REGNO is equal, and assert
8617 2016-03-11 Jeff Law <law@redhat.com>
8619 PR rtl-optimization/70224
8620 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8622 2016-03-16 Richard Henderson <rth@redhat.com>
8625 * function.h (struct function): Add has_forced_label_in_static.
8626 * gimplify.c (force_labels_r): Set it.
8627 * lto-streamer-in.c (input_struct_function_base): Read it.
8628 * lto-streamer-out.c (output_struct_function_base): Write it.
8629 * tree-inline.c (has_label_address_in_static_1): Remove.
8630 (copy_forbidden): Remove fndecl parameter; test
8631 has_forced_label_in_static.
8632 (inline_forbidden_p): Update call to copy_forbidden.
8633 (tree_versionable_function_p): Likewise.
8634 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
8635 (chkp_versioning): Likewise.
8636 * tree-inline.h (copy_forbidden): Update decl.
8638 2016-03-16 Marek Polacek <polacek@redhat.com>
8641 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
8642 function being thunked if the result type doesn't have fixed size.
8643 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
8644 doesn't have fixed size.
8646 2016-03-16 Bin Cheng <bin.cheng@arm.com>
8648 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
8649 reporting malformed loop nest.
8651 2016-03-16 Tom de Vries <tom@codesourcery.com>
8654 * ipa-devirt.c (possible_polymorphic_call_targets): Move
8655 nodes.length () == 1 test to before first nodes[0] access.
8657 2016-03-16 Tom de Vries <tom@codesourcery.com>
8659 PR tree-optimization/68715
8660 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
8663 2016-03-16 Tom de Vries <tom@codesourcery.com>
8665 PR tree-optimization/68809
8666 * graphite-scop-detection.c (same_close_phi_node): Test if result types
8669 2016-03-16 Carlos O'Donell <carlos@redhat.com>
8670 Sandra Loosemore <sandra@codesourcery.com>
8672 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
8673 on leaf attribute. Mention ELF interposition problems.
8675 2016-03-16 Alan Modra <amodra@gmail.com>
8677 PR rtl-optimization/69195
8678 PR rtl-optimization/47992
8679 * ira.c (indirect_jump_optimize): Ignore artificial defs.
8682 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
8685 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
8687 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8689 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
8691 2016-03-15 Jakub Jelinek <jakub@redhat.com>
8693 PR rtl-optimization/70222
8694 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
8695 optimization if mode is different from result_mode, queue up masking
8696 of the result in outer_op. Formatting fix.
8699 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
8702 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8704 PR rtl-optimization/69032
8705 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
8706 looping backwards over basic block insns.
8708 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8711 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
8712 to non-speculative when propagating trap bits.
8714 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8716 PR rtl-optimization/63384
8717 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
8720 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8723 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
8724 factored out from ...
8725 (sched_analyze_insn): ... here.
8726 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
8727 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
8728 get_implicit_reg_pending_clobbers in it.
8729 (setup_id_reg_sets): Use setup_id_implicit_regs.
8730 (deps_init_id): Ditto.
8732 2016-03-15 Tom de Vries <tom@codesourcery.com>
8735 * cgraph.c (cgraph_node::get_body): Save, reset and restore
8737 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
8738 execute_function_dump.
8739 (execute_one_pass): Don't dump function if it will be dumped after ipa
8742 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
8744 * genrecog.c (match_pattern_2): If pred is NULL don't call
8745 safe_predicate_mode on it.
8747 2016-03-14 Jakub Jelinek <jakub@redhat.com>
8750 * lra-constraints.c (delete_move_and_clobber): Change assertion
8751 to also allow dregno == 0.
8753 2016-03-14 Richard Henderson <rth@redhat.com>
8756 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
8757 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
8758 (reassociate_bb): Use optimize_vec_cond_expr; avoid
8759 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
8762 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
8765 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
8767 (lra_create_live_ranges_1): initialize hard register biggest_mode to
8769 * lra-constraints.c (split_reg): For hard regs, try to find the
8770 biggest single-register mode used in the function.
8772 2016-03-14 Richard Biener <rguenther@suse.de>
8774 PR tree-optimization/56365
8775 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
8776 constants to compare against.
8778 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
8781 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8782 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
8783 (define_split for the GPR case): Use int_reg_operand instead of
8784 gpc_reg_operand for the output.
8786 2016-03-14 Tom de Vries <tom@codesourcery.com>
8788 PR tree-optimization/70045
8789 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
8790 create_empty_if_region_on_edge argument.
8792 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
8794 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
8795 (STACK_CHECK_PROTECT): Likewise.
8796 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8797 (STACK_CHECK_PROTECT): Likewise.
8798 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8799 (STACK_CHECK_PROTECT): Likewise.
8800 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
8801 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8802 (STACK_CHECK_PROTECT): Likewise.
8804 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
8806 PR rtl-optimization/69307
8807 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
8808 registers in modes that span more than one register.
8810 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
8813 * lra-constraints.c (delete_move_and_clobber): New.
8814 (remove_inheritance_pseudos): Use it.
8816 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
8819 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
8820 the libcall is LCT_THROW.
8821 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
8822 for the checking routine.
8824 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8827 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
8828 optimization if we have direct move.
8829 (roundu32<mode>2_fprs): Likewise.
8831 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
8834 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
8836 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
8837 Arguments swapped. All callers changed. Take reg_renumber into
8838 account, and Calculate and compare register ranges for hard regs.
8840 2016-03-11 Jeff Law <law@redhat.com>
8842 PR tree-optimization/70190
8843 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8844 Handle cases where we can not extract the taken edge, even though we
8845 found a constant value.
8847 PR tree-optimization/64058
8848 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
8849 (num_coalesce_pairs): Move up earlier in file.
8850 (find_coalesce_pair): Initialize the INDEX field for each pair
8852 (compare_pairs): No longer sort on the elements in each pair.
8853 Instead break ties with the index of the coalesce pair.
8855 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8858 * config/aarch64/aarch64-protos.h
8859 (aarch64_save_restore_target_globals): New prototype.
8860 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
8861 Call the above when popping pragma.
8862 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
8864 (aarch64_set_current_function): Rewrite using the above.
8866 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8868 PR tree-optimization/70177
8869 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
8870 (extract_ops_from_tree): ... this. In the 2 argument
8871 overload remove _1 suffix.
8872 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
8873 (extract_ops_from_tree): ... this.
8874 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
8876 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8877 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
8878 extract_ops_from_tree instead of 2 operand one.
8880 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
8882 PR tree-optimization/70013
8883 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
8884 for constant-pool entries.
8886 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8888 PR rtl-optimization/70174
8889 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
8890 followed by gen_lowpart on force_reg instead of just gen_lowpart.
8892 PR tree-optimization/70169
8893 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
8894 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8897 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8898 Jakub Jelinek <jakub@redhat.com>
8901 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
8902 of uninitialized values.
8904 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8906 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
8908 ("*trunctddd2"): New pattern definition.
8909 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
8912 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8914 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
8915 definitions for BFP and DFP rounding modes.
8916 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8917 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
8918 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
8919 ("fix_trunctf<mode>2"): Use the new constants instead of magic
8922 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8924 * config/s390/constraints.md: Adjust comment.
8925 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
8926 s390_decompose_addrstyle_without_index.
8927 * config/s390/predicates.md (shift_count_or_setmem_operand):
8928 Rename to setmem_operand.
8929 * config/s390/s390-protos.h
8930 (s390_decompose_shift_count): Rename to
8931 s390_decompose_addrstyle_without_index.
8932 * config/s390/s390.c (s390_decompose_shift_count)
8933 (s390_mem_constraint, print_shift_count_operand)
8934 (print_operand_address, print_operand): Rename
8935 s390_decompose_shift_count to
8936 s390_decompose_addrstyle_without_index and rename
8937 print_shift_count_operand to print_addrstyle_operand troughout the
8939 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
8940 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
8941 Rename shift_count_or_setmem_operand to setmem_operand.
8942 * config/s390/vx-builtins.md ("vec_insert<mode>")
8943 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
8946 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8949 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8950 Handle overlapping retval and newval.
8952 2016-03-10 Nick Clifton <nickc@redhat.com>
8955 * config/aarch64/aarch64.c
8956 (aarch64_override_options_after_change_1): When forcing
8957 flag_omit_frame_pointer to be true, use a special value that can
8958 be detected if this function is called again, thus preventing
8959 flag_omit_leaf_frame_pointer from being forced to be false.
8961 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8963 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
8964 Set x_flag_omit_leaf_frame_pointer when handling
8965 -momit-leaf-frame-pointer.
8967 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8970 * cgraph.c (cgraph_node::dump): Dump split_part and
8971 indirect_call_target.
8972 * cgraph.h (cgraph_node): Add indirect_call_target flag.
8973 * ipa.c (has_addr_references_p): Cleanup.
8974 (is_indirect_call_target_p): New.
8975 (walk_polymorphic_call_targets): Do not mark virtuals that may be
8976 called indirectly as local.
8977 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
8979 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8982 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8983 on cxa_pure_virtual.
8985 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8988 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
8990 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8993 * tree.c (need_assembler_name_p): Only record main variant type names.
8995 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8998 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
8999 Always define to 0 or 1.
9000 (TARGET_FIX_ERR_A53_843419): New macro.
9001 * config/aarch64/aarch64-elf-raw.h
9002 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
9003 * config/aarch64/aarch64-linux.h: Likewise.
9004 * config/aarch64/aarch64.c
9005 (aarch64_override_options_after_change_1): Do not default
9006 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
9008 (aarch64_attributes): Handle fix-cortex-a53-843419.
9009 (aarch64_can_inline_p): Likewise.
9010 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
9012 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
9013 Jakub Jelinek <jakub@redhat.com>
9015 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
9016 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
9017 DECL_COMMONS if flag_unconstrained_commons is set.
9018 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9019 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
9020 (funconstrained-commons): Document.
9022 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9024 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
9025 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
9027 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
9029 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
9030 has a proper number of elements.
9032 2016-03-10 Alan Modra <amodra@gmail.com>
9034 PR rtl-optimization/69195
9035 PR rtl-optimization/47992
9036 * ira.c (recorded_label_ref): Delete.
9037 (update_equiv_regs): Return void.
9038 (indirect_jump_optimize): New function.
9039 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
9040 before regstat_compute_ri. Don't rebuild_jump_labels here.
9041 Delete update_regstat.
9043 2016-03-10 Richard Biener <rguenther@suse.de>
9045 PR tree-optimization/70128
9046 * tree-ssa-structalias.c (set_uids_in_ptset): Set
9047 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
9049 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9051 PR tree-optimization/70152
9052 * tree-sra.c (replace_removed_params_ssa_names): Copy over
9053 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
9056 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
9057 instead of gen_sse2_loadlpd.
9058 * config/i386/sse.md (*vec_concatv2df): Rename to...
9059 (vec_concatv2df): ... this.
9061 PR tree-optimization/70127
9062 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
9064 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9068 * diagnostic-show-locus.c (compatible_locations_p): New function.
9069 (layout::layout): Sanitize ranges using compatible_locations_p.
9071 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9075 * diagnostic-show-locus.c (layout_range::layout_range): Replace
9076 location_range param with three const expanded_locations * and a
9078 (layout::layout): Replace call to
9079 rich_location::lazily_expand_location with get_expanded_location.
9080 Extract the range and perform location expansion here, passing
9081 the results to the layout_range ctor.
9082 * diagnostic.c (source_range::debug): Delete.
9083 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
9084 of rich_location::get_expanded_location.
9085 * gcc-rich-location.c (get_range_for_expr): Delete.
9086 (gcc_rich_location::add_expr): Reimplement to avoid the
9087 rich_location::add_range overload that took a location_range,
9088 passing a location_t instead.
9090 2016-03-09 Richard Biener <rguenther@suse.de>
9091 Jakub Jelinek <jakub@redhat.com>
9093 PR tree-optimization/70138
9094 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9095 Also skip vect_double_reduction_def.
9097 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9100 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
9101 if the operand is "m".
9103 2016-03-09 Nathan Sidwell <nathan@acm.org>
9105 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
9107 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9109 * config/i386/i386.c (processor_target_table): Fix cost table
9110 intialization order for znver1.
9112 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9114 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
9115 - becuase -> because.
9116 * ipa-reference.c (ignore_module_statics): Likewise.
9117 * cgraph.c (cgraph_node::get_body): Likewise.
9118 * ipa-inline.c (early_inliner): Likewise.
9119 * ipa-devirt.c (types_same_for_odr): Likewise.
9120 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
9121 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
9123 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9125 * tree-ssa-math-opts.c: Fix typo in comment.
9127 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9130 * config/i386/i386.c (scalar_chain::make_vector_copies,
9131 scalar_chain::convert_reg): Call end_sequence in between
9132 get_insns and emit_conversion_insns rather than after both
9135 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
9138 * config/i386/i386.h (machine_function): Add
9139 pc_thunk_call_expanded flag.
9140 (ix86_pc_thunk_call_expanded): New define.
9141 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
9142 (*set_got): Rename insn pattern from set_got.
9143 (*set_got_labelled): Rename inst pattern from set_got_labelled.
9144 * config/i386/i386.c (ix86_compute_frame_layout): Use
9145 ix86_pc_thunk_call_expanded to prevent red-zone.
9147 2016-03-07 Martin Jambor <mjambor@suse.cz>
9149 * hsa.h (hsa_get_ctor_statements): Declare.
9150 (hsa_get_dtor_statements): Likewise.
9151 (hsa_get_kernel_dispatch_type): Likewise.
9152 * hsa.c (hsa_get_ctor_statements): New function.
9153 (hsa_get_dtor_statements): Likewise.
9154 (hsa_get_kernel_dispatch_type): Likewise.
9155 * hsa-brig.c (hsa_cdtor_statements): Removed.
9156 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
9157 hsa_get_dtor_statements.
9158 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
9159 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
9161 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
9163 * config/arm/arm-cores.def (cortex-r8): New.
9164 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
9165 * config/arm/arm-tune.md: Likewise.
9166 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
9168 2016-03-07 Martin Sebor <msebor@redhat.com>
9170 PR rtl-optimization/19705
9171 * doc/invoke.texi (Options That Control Optimization): Clarify
9172 -fno-branch-count-reg.
9174 2016-02-26 Richard Biener <rguenther@suse.de>
9175 Jeff Law <law@redhat.com>
9177 PR tree-optimization/69740
9178 * cfghooks.c (remove_edge): Request loop fixups if we delete
9179 an edge that might turn an irreducible loop into a natural
9181 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
9182 Move after definition of loops_state_clear.
9184 2016-03-07 Bin Cheng <bin.cheng@arm.com>
9186 PR rtl-optimization/69052
9187 * rtlanal.c (commutative_operand_precedence): Set higher precedence
9190 2016-03-07 Tom de Vries <tom@codesourcery.com>
9192 PR tree-optimization/70116
9193 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
9194 is_tm_ending stmts and ubsan/asan internal functions.
9195 (find_duplicate): Use it. Don't test is_tm_ending here.
9197 2016-03-07 Richard Biener <rguenther@suse.de>
9199 PR tree-optimization/70115
9200 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
9201 (propagate_constants_for_unrolling): Use replace_uses_by.
9203 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
9206 * omp-low.c (struct oacc_loop): Add ifns.
9207 (new_oacc_loop_raw): Initialize it.
9208 (finish_oacc_loop): Clear mask & flags if no ifns.
9209 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
9210 (oacc_loop_xform_loop): Add ifns arg & adjust.
9211 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
9213 2016-03-07 Richard Henderson <rth@redhat.com>
9216 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
9217 (insert_value_copy_on_edge): Likewise.
9219 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9221 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
9223 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9226 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
9228 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9230 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
9232 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9234 Fix sseimul type attribute.
9235 * config/i386/znver1.md
9236 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
9237 znver1_sseimul_avx256_load) : Fix the type attribute.
9238 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
9239 pipe usage and latency.
9241 2016-03-05 Jakub Jelinek <jakub@redhat.com>
9244 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
9245 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
9248 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9251 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
9253 PR rtl-optimization/69941
9254 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
9255 the reg share its mode.
9257 2016-03-04 Jeff Law <law@redhat.com>
9259 PR tree-optimization/69196
9260 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9261 If the both SSA_NAMEs are anonymous, then consider them unassociated
9262 and include the PHI in the statement count.
9264 2016-03-05 Tom de Vries <tom@codesourcery.com>
9266 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
9267 construct in oacc routine. Check for oacc region in oacc routine.
9269 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9272 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
9273 2016-02-22 changes, instead don't recurse if RECUR is already true.
9274 Don't change *dynamic_check if RECUR. Adjust recursive caller
9275 to pass true to the new argument.
9276 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
9279 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9280 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
9282 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
9284 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9286 PR rtl-optimization/57676
9287 * lra-assigns.c (lra_assign): Guard test for maximum iterations
9290 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
9292 * tree-vect-patterns.c (search_type_for_mask): Handle
9293 comparison of booleans.
9295 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9297 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
9301 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
9302 all other ops that have dw_val_class_die_ref operands,
9303 and DW_OP_GNU_entry_value.
9305 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9307 PR rtl-optimization/69904
9308 * config/arm/arm.c (arm_cannot_copy_insn_p):
9309 Return true for load-exclusive instructions.
9311 2016-03-03 Jakub Jelinek <jakub@redhat.com>
9314 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
9315 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
9316 the pattern no matter if it is used just by non-pattern, pattern
9318 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
9319 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9320 oprnd1 def_stmt is in pattern, don't look through it.
9322 2016-03-03 Marek Polacek <polacek@redhat.com>
9325 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
9327 2016-03-03 Martin Liska <mliska@suse.cz>
9329 PR tree-optimization/70043
9330 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
9331 previous statement if we see a debug statement.
9333 2016-03-03 Richard Biener <rguenther@suse.de>
9335 PR tree-optimization/55936
9336 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
9337 parameter and guard unsafe equivalence use.
9338 (vrp_evaluate_conditional_warnv_with_ops): Always use
9339 safe equivalences but not via the quadratic compare_names
9342 2016-03-03 Michael Collison <michael.collison@linaro.org>
9345 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
9346 for operand 1 to s_register_operand. Change predicate for operand
9347 2 to arm_not_immediate_operand.
9349 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
9351 * doc/tm.texi: Regenerated.
9353 2016-03-02 Richard Henderson <rth@redhat.com>
9356 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
9357 simplification when all args are positive non-fixed registers.
9359 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9361 * target.def (lra_p): Specify that new ports should use LRA.
9363 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9366 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
9367 gimplify_type_sizes the type they refer to.
9368 (omp_notice_variable): Handle reference vars to VLAs.
9369 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
9370 reference to VLA decls in the second pass instead of first pass.
9372 2016-03-02 Tom de Vries <tom@codesourcery.com>
9374 PR tree-optimization/68659
9375 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
9376 new_expr == NULL_TREE.
9377 (get_new_name): Handle ADDR_EXPR.
9379 2016-03-02 Bin Cheng <bin.cheng@arm.com>
9381 PR rtl-optimization/69052
9382 * loop-invariant.c (canonicalize_address): New function.
9383 (inv_can_prop_to_addr_use): Check validity of address expression
9384 which is canonicalized by above function.
9386 2016-03-02 Alan Modra <amodra@gmail.com>
9389 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
9392 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9395 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
9396 (*movhi_internal): Put mask moves from and to memory separately
9397 from moves from/to GPRs.
9399 2016-03-02 Richard Biener <rguenther@suse.de>
9401 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
9402 GENERIC expressions in GIMPLE.
9404 2016-03-02 Richard Biener <rguenther@suse.de>
9406 * config/i386/i386.c (type_natural_mode): Fix typo.
9408 2016-03-02 Nick Clifton <nickc@redhat.com>
9410 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
9412 2016-03-02 Richard Biener <rguenther@suse.de>
9413 Uros Bizjak <ubizjak@gmail.com>
9416 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
9418 2016-03-02 Richard Biener <rguenther@suse.de>
9421 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
9423 2016-03-02 Marek Polacek <polacek@redhat.com>
9426 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
9427 "is promoted to" warning.
9429 2016-03-01 DJ Delorie <dj@redhat.com>
9431 * config.gcc: Deprecate mep-*.
9433 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
9436 * lra-constraints.c (regno_val_use_in): New.
9437 (match_reload): Use it instead of regno_use_in.
9439 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9441 PR rtl-optimization/70007
9442 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
9443 references present in REG_EQUAL notes attached to non-SET patterns.
9445 2016-03-01 Jeff Law <law@redhat.com>
9447 PR tree-optimization/69196
9448 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9449 Appropriately clamp the number of statements to copy when the
9450 thread path does not traverse a loop backedge.
9452 PR tree-optimization/69196
9453 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9454 Do count some PHIs in the thread path against the insn count. Decrease
9455 final statement count by one as the control statement in the last
9456 block will get removed. Remove special cased code for handling PHIs
9459 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
9462 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
9463 asm dialect alternatives to explicit GOTPCREL calls.
9465 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9468 * ira.c (do_reload): Issue warning for generic stack checking here...
9469 * reload1.c (reload): ...instead of here and streamline it.
9471 2016-03-01 Nick Clifton <nickc@redhat.com>
9473 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9475 2016-03-01 Richard Biener <rguenther@suse.de>
9477 PR tree-optimization/69983
9478 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9479 types and fall back to operand_equal_p.
9481 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9484 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9486 * config/s390/constraints.md ("jm8"): New constraint.
9487 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9489 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9491 ("*setmem_long<setmem_and>"): New pattern.
9492 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9494 ("*setmem_long_31z<setmem_and>"): New pattern.
9495 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9496 New substitution rules with the required attributes.
9499 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9502 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9504 * gensupport.c (process_substs_on_one_elem): Split loop to
9505 complete mark_operands_used_in_match_dup on all expressions in the
9507 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9508 and remove function.
9510 2016-03-01 Richard Biener <rguenther@suse.de>
9513 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9514 vector BIT_FIELD_REF extract.
9516 2016-03-01 Richard Biener <rguenther@suse.de>
9518 PR tree-optimization/69994
9519 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9521 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9523 PR tree-optimization/69956
9524 * tree-vect-stmts.c (supportable_widening_operation): Support
9525 multi-step conversion of boolean vectors.
9526 (supportable_narrowing_operation): Likewise.
9528 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9530 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9533 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9535 * config/s390/subst.md (DSI_VI): New mode iterator.
9536 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9537 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9538 the insn definition.
9539 ("*vec_set<mode>"): Change predicate and add alternative to
9540 support only either register or const_int operands as element
9542 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9544 ("vec_extract<mode>"): New expander.
9545 ("*vec_extract<mode>"): New insn definition supporting reg and
9546 const_int element selectors.
9547 ("*vec_extract<mode>_plus"): New insn definition supporting
9548 reg+const_int element selectors.
9549 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9550 following expander+insn definition.
9551 ("<vec_shifts_name><mode>3"): New expander.
9552 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9554 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9556 * config/s390/s390.md ("*tabort_1"): Change predicate to
9557 nonmemory_operand. Add a second alternative to cover
9558 register as well as const int operands.
9559 ("*tabort_1_plus"): New pattern definition.
9561 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9563 * config/s390/s390.md ("*ashrdi3_cc_31")
9564 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9565 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9566 Merge insn definitions into ...
9567 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9568 New pattern definition.
9569 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9570 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9571 ("*ashr<mode>3_and"): Merge insn definitions into ...
9572 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9573 New pattern definition.
9574 * config/s390/subst.md ("addr_style_op_cc_subst")
9575 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9576 substitutions patterns plus attributes.
9577 Add ashiftrt to SUBST iterator.
9579 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9581 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9582 op2 to nonmemory_operand.
9583 ("*<shift>di3_31", "*<shift>di3_31_and"):
9584 Merge into single pattern definition ...
9585 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9586 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9587 pattern definition ...
9588 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9589 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9592 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9594 * config/s390/predicates.md (const_int_6bitset_operand): New
9596 * config/s390/s390.md: Include subst.md.
9597 ("rotl<mode>3"): New expander.
9598 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9600 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9601 * config/s390/subst.md: New file.
9603 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9605 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9606 Remove RRR type. It doesn't really exist.
9607 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9609 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9610 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9611 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9612 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9613 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9614 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9615 `enabled' attribute.
9617 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9619 * gensupport.c (process_substs_on_one_elem): Split loop to
9620 complete mark_operands_used_in_match_dup on all expressions in the
9622 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9623 and remove function.
9625 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9628 * config/sparc/sparc.c (NWORDS_UP): Rename to...
9629 (CEIL_NWORDS): ...this. Use CEIL macro.
9630 (compute_fp_layout): Adjust to above renaming.
9631 (function_arg_union_value): Likewise.
9632 (sparc_arg_partial_bytes): Likewise.
9633 (sparc_function_arg_advance): Likewise.
9635 2016-02-29 Jeff Law <law@redhat.com>
9637 PR tree-optimization/70005
9638 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
9639 where an object with a boolean range is compared against a value
9642 PR tree-optimization/69999
9643 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
9644 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
9647 2016-02-29 Richard Biener <rguenther@suse.de>
9649 PR tree-optimization/69994
9650 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
9651 (get_unary_op): Look through nop conversions.
9652 (ops_equal_values_p): New function, look for equality diregarding
9654 (eliminate_plus_minus_pair): Use ops_equal_values_p
9655 (repropagate_negates): Do not use get_unary_op here.
9657 2016-02-29 Martin Liska <mliska@suse.cz>
9659 * system.h: Poison ENABLE_CHECKING macro.
9661 2016-02-29 Martin Liska <mliska@suse.cz>
9663 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
9664 is presented in dump flags.
9665 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9666 (hsa_regalloc): Likewise.
9668 2016-02-19 Richard Biener <rguenther@suse.de>
9670 PR tree-optimization/69980
9671 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
9672 permutation of those we need to keep.
9674 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9677 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
9678 (NWORDS_UP): ...this
9679 (init_cumulative_args): Minor tweaks.
9680 (sparc_promote_function_mode): Likewise.
9681 (scan_record_type): Delete.
9682 (traverse_record_type): New function template.
9683 (classify_data_t): New structure type.
9684 (classify_registers): New inline function.
9685 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
9686 exhausted. Instantiate traverse_record_type on classify_registers and
9687 deal with the case of a structure passed in slot #15 with no FP field
9689 (assign_data_t): New structure type.
9690 (compute_int_layout): New static function.
9691 (compute_fp_layout): Likewise.
9692 (count_registers): New inline function.
9693 (assign_int_registers): New static function.
9694 (assign_fp_registers): Likewise.
9695 (assign_registers): New inline function.
9696 (function_arg_record_value_1): Delete.
9697 (function_arg_record_value_2): Likewise.
9698 (function_arg_record_value_3): Likewise.
9699 (function_arg_record_value): Adjust to above changes. Instantiate
9700 traverse_record_type on count_registers to first count the number of
9701 registers to be used and then on assign_registers to assign them.
9702 (function_arg_union_value): Adjust to above renaming.
9703 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
9704 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
9705 case of a structure passed in slot #15
9706 (sparc_function_arg_advance): Likewise.
9707 (function_arg_padding): Minor tweak.
9709 2016-02-29 Richard Biener <rguenther@suse.de>
9711 PR tree-optimization/69720
9712 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
9713 the adjustment_def path for possibly vectorized defs.
9714 (vect_create_epilog_for_reduction): Handle vectorized initial
9717 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
9719 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
9721 2016-02-27 Jeff Law <law@redhat.com>
9724 2016-02-26 Richard Biener <rguenther@suse.de>
9725 Jeff Law <law@redhat.com>
9727 PR tree-optimization/69740
9728 * cfghooks.c (remove_edge): Request loop fixups if we delete
9729 an edge that might turn an irreducible loop into a natural
9732 2016-02-27 Jakub Jelinek <jakub@redhat.com>
9734 PR rtl-optimization/69896
9735 * tree-vect-generic.c (get_compute_type): Avoid single element
9738 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
9740 Rename the AArch64 tuning option and related functions to enable the
9741 Newton series for the reciprocal square root to reflect its
9742 approximative characteristic.
9744 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
9745 function to "aarch64_emit_approx_rsqrt".
9746 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
9747 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
9748 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
9749 (xgene1_tunings): Likewise.
9750 (use_rsqrt_p): Likewise.
9751 (aarch64_emit_swrsqrt): Use new function name.
9752 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
9753 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
9754 text explaining this option.
9755 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
9757 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9760 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
9761 complain about -mallow-movmisalign without -mvsx if
9762 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
9764 2016-02-26 Joel Sherrill <joel@rtems.org>
9766 * config.gcc: Add x86_64-*-rtems*.
9767 * config/i386/rtems-64.h: New file.
9769 2016-02-26 Joel Sherrill <joel@rtems.org>
9771 * config.gcc: Add aarch64-*-rtems*.
9772 * config/aarch64/rtems.h: New file.
9774 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
9777 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
9778 shift amount using %h. Add comment.
9780 2016-02-26 Richard Biener <rguenther@suse.de>
9781 Jeff Law <law@redhat.com>
9783 PR tree-optimization/69740
9784 * cfghooks.c (remove_edge): Request loop fixups if we delete
9785 an edge that might turn an irreducible loop into a natural
9788 2016-02-26 Martin Jambor <mjambor@suse.cz>
9791 * tree-sra.c (sra_modify_assign): Do not remove loads of
9792 uninitialized aggregates to SSA_NAMEs.
9794 2016-02-26 Richard Henderson <rth@redhat.com>
9797 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
9798 pseudo in case the target rtx matches the source of the left
9801 2016-02-26 Martin Jambor <mjambor@suse.cz>
9804 * hsa.h (hsa_type_packed_p): Declare.
9805 * hsa.c (hsa_type_packed_p): New function.
9806 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
9808 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
9809 * hsa-brig.c (emit_basic_insn): Likewise.
9811 2016-02-26 Martin Jambor <mjambor@suse.cz>
9814 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
9816 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
9818 2016-02-26 Martin Jambor <mjambor@suse.cz>
9820 * hsa.h (is_a_helper): New overload for hsa_op_immed for
9821 hsa_op_with_type operands.
9822 (hsa_unsigned_type_for_type): Declare.
9823 * hsa.c (hsa_unsigned_type_for_type): New function.
9824 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
9825 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
9826 the finalizer. Do not emit extra move.
9828 2016-02-26 Martin Jambor <mjambor@suse.cz>
9830 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
9831 atomic operations in private segment.
9833 2016-02-26 Martin Jambor <mjambor@suse.cz>
9835 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
9836 statements to wi->info. Also disallow omp simd constructs.
9837 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
9838 for not gridifying. Dump special string for omp_for.
9840 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9843 * config/aarch64/aarch64.c (aarch64_set_current_function):
9844 Save/restore target globals when switching to
9845 target_option_default_node.
9847 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9850 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
9851 Return 0 if !SHIFT_COUNT_TRUNCATED.
9853 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9854 Eric Botcazou <ebotcazou@adacore.com>
9856 PR rtl-optimization/69891
9857 * dse.c (scan_insn): If we can't figure out memset arguments
9858 or they are non-constant, call clear_rhs_from_active_local_stores.
9860 2016-02-26 Martin Liska <mliska@suse.cz>
9862 * doc/extend.texi: Mention clog10, clog10f an clog10l
9863 in Builtins section.
9865 2016-02-26 Martin Liska <mliska@suse.cz>
9867 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
9869 (resolve_args_picking_1): Likewise.
9870 * dwarf2out.h (struct GTY): Likewise.
9872 2016-02-26 Martin Liska <mliska@suse.cz>
9874 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
9876 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9878 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
9879 Martin Liska <mliska@suse.cz>
9881 * doc/install.texi: Mention --enable-valgrind-annotations.
9883 2016-02-26 Richard Biener <rguenther@suse.de>
9885 PR tree-optimization/69551
9886 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
9887 looking through aliases adjust DECL_PT_UID to refer to the
9888 ultimate alias target.
9890 2016-02-25 Martin Liska <mliska@suse.cz>
9893 * alloc-pool.c (after_memory_report): New variable.
9894 * alloc-pool.h (base_pool_allocator ::release): Do not use
9895 the infrastructure if after_memory_report.
9896 * toplev.c (toplev::main): Mark after memory report.
9898 2016-02-25 Richard Biener <rguenther@suse.de>
9900 PR tree-optimization/48795
9901 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
9903 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
9906 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
9907 offloading is enabled and -fopenacc or -fopenmp is specified.
9908 (CRTOFFLOADEND): Likewise.
9909 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
9910 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
9911 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
9912 (offload_objects_file_name): New static var.
9913 (tool_cleanup): Remove offload_objects_file_name file.
9914 (find_offloadbeginend): Replace with ...
9915 (find_crtoffloadtable): ... this.
9916 (run_gcc): Remove offload_argc and offload_argv.
9917 Get offload_objects_file_name from -foffload-objects=... option.
9918 Read names of object files with offload from this file, pass them to
9919 compile_images_for_offload_targets. Don't call find_offloadbeginend and
9920 don't pass offloadbegin and offloadend to the linker. Don't pass
9921 offload non-LTO files to the linker, because now they're not claimed.
9923 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
9926 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9927 on builtin_unreachable.
9929 2016-02-25 Jakub Jelinek <jakub@redhat.com>
9931 PR rtl-optimization/69896
9932 * regcprop.c: Include cfgrtl.h.
9933 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
9934 than remembered mode, either delete it (if noop_move_p), or
9935 treat like copy_p but not noop_p instruction.
9937 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9940 * dwarf2out.c (gen_variable_die): Work around buggy LTO
9941 - allow NULL decl for Fortran DW_TAG_common_block variables.
9943 2016-02-24 Jason Merrill <jason@redhat.com>
9945 * common.opt (flifetime-dse): Add -flifetime-dse=1.
9947 2016-02-24 Richard Biener <rguenther@suse.de>
9948 Jakub Jelinek <jakub@redhat.com>
9951 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
9952 conditionally executed ops to well-defined overflow behavior.
9954 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9957 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
9960 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9962 PR rtl-optimization/69886
9963 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
9964 argument. Use it when checking validity of set instructions.
9965 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
9966 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9968 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
9969 * store-motion.c (find_moveable_store): Update
9970 can_assign_to_reg_without_clobbers_p callsite.
9972 2016-02-24 Richard Biener <rguenther@suse.de>
9975 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
9977 (record_nonwrapping_iv): Do not fall back to the low/high bound
9978 for non-constant IV bases if the stmt is not always executed.
9980 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9982 * config/arm/arm-cores.def (cortex-a32): New entry.
9983 * config/arm/arm-tables.opt: Regenerate.
9984 * config/arm/arm-tune.md: Regenerate.
9985 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
9986 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
9987 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
9988 for -mcpu and -mtune.
9990 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9993 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
9994 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
9995 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
9996 (atomic_loaddi_1): Delete.
9997 (atomic_loaddi): Rewrite expander using the above changes.
9999 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10002 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
10005 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10006 Richard Biener <rguenth@suse.de>
10008 PR middle-end/69909
10009 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
10010 set_mem_attributes if tem is SSA_NAME which got expanded
10013 2016-02-24 Richard Biener <rguenther@suse.de>
10015 PR tree-optimization/69907
10016 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
10017 end of permutations for BB vectorization.
10019 2016-02-24 Christian Bruel <christian.bruel@st.com>
10021 * config/arm/arm-c.c (arm_option_override): Initialize
10022 target_option_current_node.
10023 * config/arm/arm.c (arm_pragma_target_parse): Replace
10024 build_target_option_node call by target_option_current_node.
10025 Set target_option_current_node.
10028 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
10031 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
10032 define_insn_and_split to define_insn.
10033 (zero_extendqi<mode>2_dot2): Same.
10034 (extendqi<mode>2_dot): Same.
10035 (extendqi<mode>2_dot2): Same.
10037 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10039 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
10040 and add bypass for AES{D,E} and AESMC pairs.
10041 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
10044 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10046 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
10047 series for reciprocal square root in Exynos M1.
10049 2016-02-23 Martin Sebor <msebor@redhat.com>
10052 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
10053 __builtin_alloca_with_align.
10055 2016-02-23 Richard Henderson <rth@redhat.com>
10057 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
10058 (ix86_register_pragmas): Remove __seg_tls.
10059 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
10060 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
10061 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
10062 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
10063 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
10064 * doc/extend.texi (__seg_tls): Remove item.
10066 2016-02-23 Richard Biener <rguenther@suse.de>
10068 * alloc-pool.h (struct allocation_object): Make id member
10069 conditional on CHECKING_P again.
10070 (get_instance): Adjust.
10071 (base_pool_allocator): Likewise.
10073 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
10075 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
10076 (parallelize_loops): In OpenACC kernels mode, set n_threads to
10078 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
10080 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
10082 2016-02-23 Richard Biener <rguenther@suse.de>
10084 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
10085 * bitmap.h (struct bitmap_usage): Likewise.
10086 (bitmap_move): Declare.
10087 * bitmap.c (register_overhead): Take size_t argument.
10088 (bitmap_move): New function.
10089 * df-problems.c (df_rd_transfer_function): Use bitmap_move
10090 to properly account overhead.
10091 * tree.c (free_node): Use tree_size.
10093 2016-02-23 Jakub Jelinek <jakub@redhat.com>
10096 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
10097 when inverting comparison.
10100 * common.opt (Wunreachable-code): Add Warning flag.
10102 2016-02-23 Mark Wielaard <mjw@redhat.com>
10103 Jakub Jelinek <jakub@redhat.com>
10106 * cgraphunit.c (check_global_declaration): Check main_input_filename
10107 and DECL_SOURCE_FILE are not NULL.
10109 2016-02-23 Martin Jambor <mjambor@suse.cz>
10111 PR tree-optimization/69666
10112 * tree-sra.c (sra_modify_assign): Do not attempt to create
10113 default_def replacements for unscalarizable regions.
10115 2016-02-20 Mark Wielaard <mjw@redhat.com>
10118 * cgraphunit.c (check_global_declaration): Check level of
10119 warn_unused_const_variable and main_input_filename.
10120 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
10121 (-Wunused-variable): For C implies -Wunused-const-variable=1.
10122 (-Wunused-const-variable): Explain levels 1 and 2.
10124 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10127 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
10128 identical arguments. Formatting and spelling fixes.
10131 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
10136 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
10137 and m68k-devices.def.
10138 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
10139 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
10141 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
10143 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
10144 and HImode registers.
10146 2016-02-22 Richard Biener <rguenther@suse.de>
10148 PR tree-optimization/69882
10149 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
10150 preserve permutations present because of gaps.
10151 (vect_supported_load_permutation_p): Always continue checking
10152 permutations after vect_attempt_slp_rearrange_stmts.
10154 2016-02-22 Bin Cheng <bin.cheng@arm.com>
10156 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
10157 min_profitable_estimate, rather than min_profitable_iters.
10159 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10162 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
10163 SImode for last match_operand.
10165 2016-02-22 Martin Liska <mliska@suse.cz>
10167 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
10168 return bitsize - 1 as the return value.
10170 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
10174 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
10175 Handle negative shift counts.
10176 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
10177 force_reg on the shift constant.
10178 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
10179 (lshrsi3_d): Handle negative shift counts.
10181 2016-02-22 Richard Biener <rguenther@suse.de>
10182 Tom de Vries <tom@codesourcery.com>
10184 * graph.c: Include dumpfile.h.
10185 (print_graph_cfg): Split into three overloads.
10186 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
10188 2016-02-22 Tom de Vries <tom@codesourcery.com>
10190 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
10193 2016-02-22 Richard Biener <rguenther@suse.de>
10196 * ipa-inline-transform.c (inline_call): When not updating
10197 overall summaries adjust self size by the growth estimate.
10198 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
10199 hash-set, do not update overall summaries here. Renamed from ...
10200 (inline_to_all_callers): ... this which is now wrapping the
10201 above and performing delayed overall summary update.
10202 (early_inline_small_functions): Delay updating of the overall
10205 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
10207 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
10210 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10213 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
10214 :%* in %:gt() argument.
10215 (greater_than_spec_func): Adjust for expecting only numbers,
10216 if there are more than two numbers, compare the last two.
10218 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
10220 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
10221 -Wnarrowing with -std.
10223 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10226 * expr.c (store_field): Don't use bit-field path if exp is
10227 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
10228 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
10229 and the assignment can be performed by bitwise copy. Formatting
10232 PR middle-end/69838
10233 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
10234 call copy_reg_eh_region_note_forward on before and/or after sequences
10235 and remove note from insn if it no longer can throw.
10238 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
10239 if TARGET_AVX512BW.
10241 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10243 * config/s390/vector.md: Add missing commutative operand markers
10244 to the patterns which qualify for one.
10245 * config/s390/vx-builtins.md: Likewise.
10247 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10249 * config/s390/vector.md (VI, VI_QHS): Add single element vector
10250 types to mode iterators.
10251 (vec_double): ... and mode attribute.
10252 * config/s390/vx-builtins.md (non_vec_int): Likewise.
10254 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10256 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
10257 Change the predicate of op2 from nonimmediate to general and let
10258 reload fix it if necessary.
10260 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10262 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
10264 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10266 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
10269 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10271 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
10272 * config/s390/s390.c (s390_expand_vec_movstr): New function.
10273 * config/s390/s390.md ("movstr<P:mode>"): Call
10274 s390_expand_vec_movstr.
10276 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10278 * config/s390/s390.md: Add missing output modifier for operand 1
10279 to print it as address properly.
10281 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10283 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
10284 * config/s390/2964.md: New file.
10285 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
10286 of insn grouping attributes depending on the CPU level.
10287 (s390_get_unit_mask): New function.
10288 (s390_sched_score): Remove the OOO from the scheduling macros.
10289 Add loop to calculate a score for the instruction mix.
10290 (s390_sched_reorder): Likewise plus improve debug output.
10291 (s390_sched_variable_issue): Rename macros as above. Calculate
10292 the unit distances after actually scheduling an insn. Improve
10294 (s390_sched_init): Clear last_scheduled_unit_distance array.
10295 * config/s390/s390.md: Include 2964.md.
10297 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10300 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
10301 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
10302 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
10303 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
10304 *avx512f_<code>v8div16qi2_mask_1): New insns.
10306 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10309 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
10312 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
10313 earlyclobber from target. Use wF constraint for fused memory
10315 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
10317 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10318 Martin Liska <mliska@suse.cz>
10321 * cfgexpand.c (asan_sanitize_stack_p): New function.
10322 (partition_stack_vars): Use the function.
10323 (expand_stack_vars): Likewise.
10324 (defer_stack_allocation): Likewise.
10325 (expand_used_vars): Likewise.
10327 2016-02-18 Richard Biener <rguenther@suse.de>
10329 PR middle-end/69553
10330 * fold-const.c (operand_equal_p): Properly compare offsets for
10331 IMAGPART_EXPR and ARRAY_REF.
10333 2016-02-18 Nick Clifton <nickc@redhat.com>
10337 * config/arm/arm.c (arm_option_override_internal): Disable
10338 interworking if the target does not support thumb instructions.
10339 (arm_reload_in_hi): Handle the case where a register to register
10340 move needs reloading because there is no simple pattern to handle
10342 (arm_reload_out_hi): Likewise.
10344 2016-02-18 Richard Biener <rguenther@suse.de>
10346 PR middle-end/69854
10347 * match.pd: Don't use fold_binary or fold_unary for folding
10350 2016-02-17 Jakub Jelinek <jakub@redhat.com>
10353 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
10354 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
10355 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
10356 warn on gimple_no_warning_p statements.
10358 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
10360 * doc/extend.texi (C++ Attributes): Correct description of
10361 warn_unused type attribute.
10363 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10365 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
10366 correct instruction.
10368 2016-02-17 Richard Biener <rguenther@suse.de>
10370 PR rtl-optimization/69609
10371 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
10372 (find_traces_1_round): When ending a trace update cached priority
10374 (bb_to_key): Use cached priority when available.
10375 (copy_bb): Initialize cached priority.
10376 (reorder_basic_blocks_software_trace_cache): Likewise.
10378 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10381 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
10383 (aarch64_comparison_operator): Break overly long line into two.
10384 (aarch64_comparison_operation): Likewise.
10385 * config/aarch64/aarch64.md (cstorecc4): Use
10386 aarch64_comparison_operator_mode instead of
10387 aarch64_comparison_operator.
10388 (cstore<mode>4): Likewise.
10389 (aarch64_cstore<mode>): Likewise.
10390 (*cstoresi_insn_uxtw): Likewise.
10391 (cstore<mode>_neg): Likewise.
10392 (*cstoresi_neg_uxtw): Likewise.
10394 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10397 * config/arm/predicates.md (arm_comparison_operator_mode):
10399 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
10400 instead of arm_comparison_operator.
10401 (*mov_negscc): Likewise.
10402 (*mov_notscc): Likewise.
10403 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
10404 (*thumb2_mov_negscc): Likewise.
10405 (*thumb2_mov_negscc_strict_it): Likewise.
10406 (*thumb2_mov_notscc): Likewise.
10407 (*thumb2_mov_notscc_strict_it): Likewise.
10409 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
10411 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
10412 Add missing return.
10414 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
10416 * config/visium/visium.c (machine_libfunc_index): New enum.
10417 (machine_libfuncs): New structure.
10418 (visium_libfuncs): New static variable.
10419 (TARGET_INIT_LIBFUNCS): Define to...
10420 (visium_init_libfuncs): ...this. New function.
10421 (expand_block_move_4): Use the appropriate libfunc.
10422 (expand_block_move_2): Likewise.
10423 (expand_block_move_1): Likewise.
10424 (expand_block_set_4): Likewise.
10425 (expand_block_set_2): Likewise.
10426 (expand_block_set_1): Likewise.
10427 (visium_trampoline_init): Likewise.
10429 2016-02-17 Nick Clifton <nickc@redhat.com>
10431 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
10432 TI's devices.csv file as of March 2016.
10434 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
10437 * opts-global.c (handle_common_deferred_options): Introduce and
10438 initialize two global variables to remember command-line options
10439 specifying a stack-limiting register.
10440 * opts.h: Add extern declarations of the two new global variables.
10441 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
10442 variable based on the values of the two new global variables.
10444 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10447 * common.opt (Wnonnull-compare): New warning.
10448 * doc/invoke.texi (-Wnonnull): Remove text about comparison
10449 of arguments against NULL.
10450 (-Wnonnull-compare): Document.
10451 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
10452 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
10453 * passes.def (pass_warn_nonnull_compare): Add.
10454 * gimple-ssa-nonnull-compare.c: New file.
10456 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10458 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
10459 AARCH64_EXTRA_TUNE_RECIP_SQRT.
10461 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10463 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
10464 reciprocal sqrt for -mlow-precision-recip-sqrt.
10466 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10467 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10469 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
10470 always use lane loads to construct non-constant vectors.
10472 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10474 * config/aarch64/aarch64.md
10475 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10476 constraints for operand 3.
10477 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10479 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10480 Richard Biener <rguenther@suse.de>
10482 PR tree-optimization/69820
10483 * tree-vect-patterns.c (type_conversion_p): Return false if
10484 *orig_type is unsigned single precision or boolean.
10485 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10488 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10490 PR rtl-optimization/69764
10491 PR rtl-optimization/69771
10492 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10493 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10495 2016-02-16 Richard Biener <rguenther@suse.de>
10497 PR tree-optimization/69776
10498 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10500 (indirect_refs_may_alias_p): Likewise.
10501 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10502 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10503 according to tbaa_p.
10504 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10505 (optimize_stmt): For redundant store discovery do not allow tbaa.
10507 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10509 PR tree-optimization/69714
10510 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10511 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10513 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10515 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10516 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10517 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10518 * config/arc/arc.c (arc_init): Check FPU options.
10519 (get_arc_condition_code): Handle new CC_FPU* modes.
10520 (arc_select_cc_mode): Likewise.
10521 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10522 register pair only. Allow access for ARCv2 accumulator.
10523 (gen_compare_reg): Whenever we have FPU support use FPU compare
10525 (arc_reorg): Don't generate brcc insns when FPU compare
10526 instructions are involved.
10527 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10528 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10529 floating point emulation.
10530 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10531 (REVERSE_CONDITION): Add new CC_FPU* modes.
10532 (TARGET_FP_SP_BASE): Define.
10533 (TARGET_FP_DP_BASE): Likewise.
10534 (TARGET_FP_SP_FUSED): Likewise.
10535 (TARGET_FP_DP_FUSED): Likewise.
10536 (TARGET_FP_SP_CONV): Likewise.
10537 (TARGET_FP_DP_CONV): Likewise.
10538 (TARGET_FP_SP_SQRT): Likewise.
10539 (TARGET_FP_DP_SQRT): Likewise.
10540 (TARGET_FP_DP_AX): Likewise.
10541 * config/arc/arc.md (ARCV2_ACC): New constant.
10542 (type): New fpu type attribute.
10543 (SDF): Conditional iterator.
10544 (cstore<mode>, cbranch<mode>): Change expand condition.
10545 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10546 handles FPU/FPX cases as well.
10547 * config/arc/arc.opt (mfpu): New option.
10548 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10550 (adddf3, muldf3, subdf3): Removed.
10551 * config/arc/predicates.md (proper_comparison_operator): Recognize
10553 * config/arc/fpu.md: New file.
10554 * doc/invoke.texi (ARC Options): Document mfpu option.
10556 2016-02-16 Richard Biener <rguenther@suse.de>
10558 PR rtl-optimization/69291
10559 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10560 noce_operand_ok check.
10562 2016-02-16 Tom de Vries <tom@codesourcery.com>
10565 * omp-low.c (simd_clone_create): Remove call to
10566 symtab->call_cgraph_insertion_hooks.
10568 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10570 PR tree-optimization/69802
10571 * tree-ssa-reassoc.c (update_range_test): If op is
10572 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10573 op == 1 test of precision 1 integral op, otherwise handle
10574 that case as op itself. Fix up formatting.
10575 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10578 2016-02-16 Richard Biener <rguenther@suse.de>
10580 PR tree-optimization/69586
10581 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10582 types for conversion sources.
10584 2016-02-16 Richard Biener <rguenther@suse.de>
10586 PR middle-end/69801
10587 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10588 mask OEP_ADDRESS_OF.
10590 2016-02-16 Alan Modra <amodra@gmail.com>
10593 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10594 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10595 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10597 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10598 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10599 (p8_fmrgow_<mode>): Likewise.
10600 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10602 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10603 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10604 to use movdi_internal64. Remove op0_di.
10605 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10607 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10609 Add support for the FCCMP insn types
10611 * config/aarch64/aarch64.md (fccmp): Change insn type.
10612 (fccmpe): Likewise.
10613 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10614 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10615 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10616 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10617 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10618 * config/arm/types.md (fccmps): Add new insn type.
10619 (fccmpd): Likewise.
10621 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10623 * alias.c (get_alias_set): Fix a typo in comment.
10625 2016-02-15 Richard Biener <rguenther@suse.de>
10627 PR tree-optimization/69595
10628 * match.pd: Complete range test simplification to true.
10630 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
10632 PR rtl-optimization/69648
10633 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
10634 pic_offset_table_rtx.
10636 PR rtl-optimization/69752
10637 * ira.c (update_equiv_regs): When looking for more than a single SET,
10638 also take other side effects into account.
10640 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10642 * config/s390/s390.c (s390_function_profiler): Add a new sequence
10643 for z900+ CPUs in 31-bit mode.
10645 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10647 * common/config/s390/s390-common.c (s390_supports_split_stack):
10649 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
10650 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
10651 * config/s390/s390.c (struct machine_function): New field
10652 split_stack_varargs_pointer.
10653 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
10654 in s390_emit_prologue.
10655 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
10657 (morestack_ref): New global.
10658 (SPLIT_STACK_AVAILABLE): New macro.
10659 (s390_expand_split_stack_prologue): New function.
10660 (s390_live_on_entry): New function.
10661 (s390_va_start): Use split-stack vararg pointer if appropriate.
10662 (s390_asm_file_end): Emit the split-stack note sections.
10663 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
10664 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
10665 (UNSPECV_SPLIT_STACK_CALL): New unspec.
10666 (UNSPECV_SPLIT_STACK_DATA): New unspec.
10667 (split_stack_prologue): New expand.
10668 (split_stack_space_check): New expand.
10669 (split_stack_data): New insn.
10670 (split_stack_call): New expand.
10671 (split_stack_call_*): New insn.
10672 (split_stack_cond_call): New expand.
10673 (split_stack_cond_call_*): New insn.
10675 2016-02-15 Richard Biener <rguenther@suse.de>
10677 PR tree-optimization/69783
10678 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10679 Add trivially correct cases.
10681 2016-02-15 Tom de Vries <tom@codesourcery.com>
10684 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
10686 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
10688 2016-02-15 Richard Biener <rguenther@suse.de>
10690 PR tree-optimization/69776
10691 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10692 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
10693 indicate whether we can use TBAA to disambiguate against stores.
10694 Use alias-set zero if not.
10695 (visit_reference_op_store): Do not use TBAA when looking up
10697 * tree-ssa-pre.c (compute_avail): Use TBAA here.
10698 (eliminate_dom_walker::before_dom_children): But not when looking
10699 up redundant stores.
10701 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
10703 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
10705 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10707 * config/i386/znver1.md
10708 (znver1_pop, znver1_pop_mem,
10709 znver1_load_imov_double_store,
10710 znver1_load_imov_direct_store,
10711 znver1_load_imov_direct_load,
10712 znver1_load_imov_double_load): Add new.
10713 (znver1_insn, znver1_insn_load): Add icmov type.
10714 (znver1_sseavx_fma,
10715 znver1_sseavx_fma_load,
10717 znver1_avx256_fma_load): Fix pipe usage.
10719 2016-02-14 Alan Modra <amodra@gmail.com>
10722 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
10723 with an invalid hard reg, reload just the reg not the entire
10724 pre/post-inc/dec address expression.
10726 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10729 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
10730 fixed R1_REG scratch reg.
10731 (sibcall_value_pcrel_fdpic): Likewise.
10733 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10737 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
10739 2016-02-12 Walter Lee <walt@tilera.com>
10741 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
10742 * config/tilegx/t-tilegx: Likewise.
10744 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10747 * diagnostic-show-locus.c (struct line_span): New struct.
10748 (layout::get_first_line): Delete.
10749 (layout::get_last_line): Delete.
10750 (layout::get_num_line_spans): New member function.
10751 (layout::get_line_span): Likewise.
10752 (layout::print_heading_for_line_span_index_p): Likewise.
10753 (layout::get_expanded_location): Likewise.
10754 (layout::calculate_line_spans): Likewise.
10755 (layout::m_first_line): Delete.
10756 (layout::m_last_line): Delete.
10757 (layout::m_line_spans): New field.
10758 (layout::layout): Update comment. Replace m_first_line and
10759 m_last_line with m_line_spans, replacing their initialization
10760 with a call to calculate_line_spans.
10761 (diagnostic_show_locus): When printing source lines and
10762 annotations, rather than looping over a single span
10763 of lines, instead loop over each line_span within
10764 the layout, with an inner loop over the lines within them.
10765 Call the context's start_span callback when changing line spans.
10766 * diagnostic.c (diagnostic_initialize): Initialize start_span.
10767 (diagnostic_build_prefix): Break out the building of the location
10768 part of the string into...
10769 (diagnostic_get_location_text): ...this new function, rewriting
10770 it from nested ternary expressions to a sequence of "if"
10772 (default_diagnostic_start_span_fn): New function.
10773 * diagnostic.h (diagnostic_start_span_fn): New typedef.
10774 (diagnostic_context::start_span): New field.
10775 (default_diagnostic_start_span_fn): New prototype.
10777 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10780 * gcc.c (driver::finalize): Fix cleanup of "specs".
10782 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10786 * gcc.c (driver::driver): Initialize m_option_suggestions.
10787 (driver::~driver): Clean up m_option_suggestions.
10788 (suggest_option): Convert to...
10789 (driver::suggest_option): ...this, and split out into
10790 driver::build_option_suggestions and find_closest_string.
10791 (driver::build_option_suggestions): New function, from
10792 first half of suggest_option. Special-case
10793 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
10794 the sanitizer_opts array. For options of enum types, add the
10795 various enum values to the candidate strings.
10796 (driver::handle_unrecognized_options): Remove "const".
10797 * gcc.h (driver::handle_unrecognized_options): Likewise.
10798 (driver::build_option_suggestions): New decl.
10799 (driver::suggest_option): New decl.
10800 (driver::m_option_suggestions): New field.
10801 * opts-common.c (add_misspelling_candidates): New function.
10802 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
10803 and make non-static.
10804 * opts.h (sanitizer_opts): New array decl.
10805 (add_misspelling_candidates): New function decl.
10806 * spellcheck.c (find_closest_string): New function.
10807 * spellcheck.h (find_closest_string): New function decl.
10809 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10811 PR rtl-optimization/69764
10812 PR rtl-optimization/69771
10813 * optabs.c (expand_binop_directly): For shift_optab_p, force
10814 convert_modes with VOIDmode if xop1 has VOIDmode.
10816 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
10819 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
10820 to correctly determine instrumentation thunks.
10822 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10825 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
10826 type by reference, force lhs on the call.
10829 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
10830 Compute retval and retbnd early in all cases if split_part_return_p
10831 and return_bb is not EXIT. Remove all clobber stmts and reset
10832 all debug stmts that refer to SSA_NAMEs defined in split part,
10833 except if it is retval, in that case replace the old retval with the
10834 lhs of the call to the split part.
10836 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10839 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10841 PR middle-end/66726
10842 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10843 whose result is used in PHI.
10844 (maybe_optimize_range_tests): Likewise.
10845 (final_range_test_p): Likweise.
10847 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10849 PR middle-end/66726
10850 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10851 whose result is used in PHI.
10852 (maybe_optimize_range_tests): Likewise.
10853 (final_range_test_p): Likweise.
10855 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10857 * cgraph.c: Spelling fixes - behaviour -> behavior and
10858 neighbour -> neighbor.
10859 * target.def: Likewise.
10860 * sel-sched.c: Likewise.
10861 * config/mips/mips.c: Likewise.
10862 * config/arc/arc.md: Likewise.
10863 * config/arm/cortex-a57.md: Likewise.
10864 * config/arm/arm.c: Likewise.
10865 * config/arm/neon.md: Likewise.
10866 * config/arm/arm-c.c: Likewise.
10867 * config/vms/vms-c.c: Likewise.
10868 * config/s390/s390.c: Likewise.
10869 * config/i386/znver1.md: Likewise.
10870 * config/i386/i386.c: Likewise.
10871 * config/ia64/hpux-unix2003.h: Likewise.
10872 * config/msp430/msp430.md: Likewise.
10873 * config/rx/rx.c: Likewise.
10874 * config/rx/rx.md: Likewise.
10875 * config/aarch64/aarch64-simd.md: Likewise.
10876 * config/aarch64/aarch64.c: Likewise.
10877 * config/nvptx/nvptx.c: Likewise.
10878 * config/bfin/bfin.c: Likewise.
10879 * config/cris/cris.opt: Likewise.
10880 * config/rs6000/rs6000.c: Likewise.
10881 * target.h: Likewise.
10882 * spellcheck.c: Likewise.
10883 * ira-build.c: Likewise.
10884 * tree-inline.c: Likewise.
10885 * builtins.c: Likewise.
10886 * lra-constraints.c: Likewise.
10887 * explow.c: Likewise.
10888 * hwint.h: Likewise.
10889 * targhooks.c: Likewise.
10890 * tree-vect-data-refs.c: Likewise.
10891 * expr.c: Likewise.
10892 * doc/tm.texi: Likewise.
10893 * doc/extend.texi: Likewise.
10894 * doc/install.texi: Likewise.
10895 * doc/md.texi: Likewise.
10896 * tree-ssa-tail-merge.c: Likewise.
10897 * sched-int.h: Likewise.
10898 * match.pd: Likewise.
10899 * sched-ebb.c: Likewise.
10900 * target.def (omit_struct_return_reg): Likewise.
10901 * gimple-ssa-isolate-paths.c: Likewise.
10902 (find_implicit_erroneous_behaviour): Renamed to...
10903 (find_implicit_erroneous_behavior): ... this.
10904 (find_explicit_erroneous_behaviour): Renamed to...
10905 (find_explicit_erroneous_behavior): ... this.
10906 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
10908 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
10910 PR rtl-optimization/64682
10911 PR rtl-optimization/69567
10912 PR rtl-optimization/69737
10913 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
10914 in I2 as well, just lose it.
10916 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10918 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
10920 (aarch64_last_printed_tune_string): Likewise.
10921 (aarch64_declare_function_name): Only output .arch assembler
10922 directive if it will be different from the previously output
10923 directive. Same for .tune comment but only if -dA is set.
10924 (aarch64_start_file): New function.
10925 (TARGET_ASM_FILE_START): Define.
10927 2016-02-11 David Malcolm <dmalcolm@redhat.com>
10930 * Makefile.in (PLUGIN_HEADERS): Add params.list.
10932 2016-02-11 Jakub Jelinek <jakub@redhat.com>
10935 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
10936 -Wmaybe-uninitialized warning.
10938 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
10941 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
10943 2016-02-11 Richard Biener <rguenther@suse.de>
10945 PR rtl-optimization/69291
10946 * ifcvt.c (noce_try_store_flag_constants): Do not allow
10947 subexpressions affected by changing the result.
10949 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
10952 * lra-constraints.c (curr_insn_transform): Find in/out operands
10953 for secondary memory moves. Update dups.
10955 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10957 PR tree-optimization/69652
10958 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
10959 to nested loop, did source re-formatting, skip debug statements,
10960 add check on statement with volatile operand, remove dead scalar
10963 2016-02-10 Jakub Jelinek <jakub@redhat.com>
10964 Patrick Palka <ppalka@gcc.gnu.org>
10968 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
10969 calls if the return type is TREE_ADDRESSABLE.
10970 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
10971 * ipa-split.c (split_function): Fix doubled "we" in comment.
10972 Use void return type for the split part even if
10973 !split_point->split_part_set_retval.
10975 2016-02-10 Bin Cheng <bin.cheng@arm.com>
10977 PR tree-optimization/68021
10978 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
10979 when computing the value of biv cand by itself.
10981 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10983 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
10984 (cortexa57_tunings): Likewise.
10985 (cortexa72_tunings): Likewise.
10986 (arch_macro_fusion_pair_p): Add support for AES fusion.
10987 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
10988 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
10989 Allow virtual registers before reload so early scheduling works.
10990 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
10991 correct latency and pipeline.
10992 (cortex_a57_crypto_complex): Likewise.
10993 (cortex_a57_crypto_xor): Likewise.
10994 (define_bypass): Add AES bypass.
10996 2016-02-10 Richard Biener <rguenther@suse.de>
10998 PR tree-optimization/69726
10999 * passes.def: Add DCE pass before late uninit.
11000 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
11001 really fixup if-conversions job.
11003 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11005 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
11006 (arm_cortex_a57_tune): Likewise.
11007 (aarch_macro_fusion_pair_p): Add support for AES fusion.
11008 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
11010 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
11012 * timevar.def (TV_PHASE_DBGINFO): Delete.
11013 (TV_PHASE_CHECK_DBGINFO): Likewise.
11014 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
11016 2016-02-10 Richard Biener <rguenther@suse.de>
11018 PR tree-optimization/69719
11019 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11020 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
11022 2016-02-09 Andrew Pinski <apinski@cavium.com>
11025 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
11026 get_vcond_mask_icode returns false.
11028 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11031 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
11032 an ADDIS that adds a pointer to a large constant that sets the
11033 upper16 bits with a load operation.
11035 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11038 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
11040 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
11042 (vzipq_s16): Likewise.
11043 (vzipq_s32): Likewise.
11044 (vzipq_f32): Likewise.
11045 (vzipq_u8): Likewise.
11046 (vzipq_u16): Likewise.
11047 (vzipq_u32): Likewise.
11048 (vzipq_p8): Likewise.
11049 (vzipq_p16): Likewise.
11051 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11054 * config/arm/arm.c (neon_endian_lane_map): New function.
11055 (neon_vector_pair_endian_lane_map): New function.
11056 (arm_evpc_neon_vuzp): Allow for big endian lane order.
11057 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
11059 (vuzpq_s16): Likewise.
11060 (vuzpq_s32): Likewise.
11061 (vuzpq_f32): Likewise.
11062 (vuzpq_u8): Likewise.
11063 (vuzpq_u16): Likewise.
11064 (vuzpq_u32): Likewise.
11065 (vuzpq_p8): Likewise.
11066 (vuzpq_p16): Likewise.
11068 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
11071 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
11074 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
11076 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
11077 truncate const_int operand 1 to QImode.
11079 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
11081 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
11082 corresponding to an abnormal edge.
11084 2016-02-09 Tom de Vries <tom@codesourcery.com>
11086 PR tree-optimization/69599
11087 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
11089 (find_func_aliases_for_builtin_call, find_func_clobbers)
11090 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
11093 2016-02-09 Richard Biener <rguenther@suse.de>
11095 PR tree-optimization/69715
11096 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
11097 LHS on calls as non-rewritable.
11099 2016-02-09 Tom de Vries <tom@codesourcery.com>
11102 * lto-wrapper.c (append_diag_options): New function.
11103 (compile_offload_image): Call append_diag_options.
11105 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
11108 * doc/extend.texi (Flag Output Operands): Correct sectioning.
11109 Minor copy-edit to fix verb tenses.
11111 2016-02-08 Jakub Jelinek <jakub@redhat.com>
11113 PR tree-optimization/69209
11114 * ipa-split.c (split_function): If split part is not
11115 returning retval, retval has gimple type but is not
11116 gimple value, force it into a SSA_NAME first.
11118 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
11120 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
11123 2016-02-08 Jason Merrill <jason@redhat.com>
11126 * convert.c (convert_to_integer_1): Check dofold on truncation
11128 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
11129 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
11130 Rename from *_nofold.
11131 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
11132 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
11134 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
11137 * tree.c (build_common_tree_nodes): Remove short_double argument.
11138 All callers changed.
11139 * tree.h (build_common_tree_nodes): Adjust declaration.
11140 * doc/invoke.texi (-fshort-double): Remove documentation.
11141 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11142 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
11143 * lto-wrapper.c (merge_and_complain, append_compiler_options)
11144 (append_linker_options): Don't handle OPT_fshort_double.
11146 PR rtl-optimization/68730
11147 * lra-remat.c (insn_to_cand_activation): New static variable.
11148 (lra_remat): Allocate and free it.
11149 (create_cand): New arg activation. Initialize a field in
11150 insn_to_cand_activation if it is nonnull.
11151 (create_cands): Pass the activation insn to create_cand when making
11152 a candidate involving an output reload. Reorganize code a little.
11153 (do_remat): Keep track of active status of candidates in a separate
11156 2016-02-08 Richard Biener <rguenther@suse.de>
11158 PR tree-optimization/69719
11159 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11160 Properly use absolute of the difference of the two offsets to
11161 compare or adjust the segment length.
11163 2016-02-08 Richard Biener <rguenther@suse.de>
11164 Jeff Law <law@redhat.com>
11167 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
11168 types for anonymous SSA names.
11170 2016-02-08 Richard Biener <rguenther@suse.de>
11172 PR rtl-optimization/69274
11173 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
11175 2016-02-08 Jeff Law <law@redhat.com>
11177 PR tree-optimization/65917
11178 * tree-ssa-dom.c (record_temporary_equivalences): Record both
11179 equivalences from if (x == y) style conditionals.
11180 (loop_depth_of_name): Remove.
11181 (record_equality): Remove loop depth check.
11182 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
11183 (const_and_copies::record_const_or_copy_raw): New member function.
11184 * tree-ssa-scopedtables.c
11185 (const_and_copies::record_const_or_copy_raw): New, factored out of
11186 (const_and_copies::record_const_or_copy): Call new member function.
11188 2016-02-05 Jeff Law <law@redhat.com>
11190 PR tree-optimization/68541
11191 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
11192 (count_stmts_in_block): New function.
11193 (poor_ifcvt_candidate_code): Likewise.
11194 (is_feasible_trace): Add some heuristics to determine when path
11195 splitting is profitable.
11196 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
11197 is a diamond with a single exit.
11199 2016-02-05 Martin Sebor <msebor@redhat.com>
11202 * doc/invoke.texi: Update -Wplacement-new to take an optional
11205 2016-02-06 Richard Henderson <rth@redhat.com>
11208 * tree.c (tree_nop_conversion_p): Do not strip casts into or
11209 out of non-standard address spaces.
11211 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11213 PR rtl-optimization/69691
11214 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
11216 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
11218 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
11219 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
11220 (*ieee128_mfvsrd_64bit): Likewise.
11221 (*ieee128_mfvsrd_32bit): Likewise.
11223 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
11227 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11229 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11230 instrumented_version.
11232 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
11234 * doc/invoke.texi (Optimize Options): In table of --param options
11235 rename second occurrence of tracer-min-branch-ratio to
11236 tracer-min-branch-probability, rename
11237 tracer-min-branch-ratio-feedback to
11238 tracer-min-branch-probability-feedback and clarify description,
11239 rename sched-spec-state-edge-prob-cutoff to
11240 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
11241 to selsched-insns-to-rename, rename lto-minpartition to
11242 lto-min-partition, delete reorder-blocks-duplicate and
11243 reorder-blocks-duplicate-feedback.
11245 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11247 * config/s390/s390.c (s390_register_info_set_ranges): Remove
11250 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
11252 * doc/extend.texi: S/390: Correct some typos.
11254 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11256 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
11258 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11261 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
11262 (s390_register_info_gprtofpr): Use new macros above.
11263 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
11265 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
11266 its name. Adjust restore and save gpr ranges.
11267 (s390_register_info_set_ranges): New function.
11268 (s390_register_info): Use new macros above. Call
11269 s390_register_info_set_ranges.
11270 (s390_optimize_register_info): Likewise.
11271 (s390_hard_regno_rename_ok): Use new macros.
11272 (s390_hard_regno_scratch_ok): Likewise.
11273 (s390_emit_epilogue): Likewise.
11274 (s390_can_use_return_insn): Likewise.
11275 (s390_optimize_prologue): Likewise.
11276 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
11278 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11281 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
11283 (ix86_option_override_internal): Disable TARGET_STV even for
11284 -m{incoming,preferred}-stack-boundary=3.
11286 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11288 * config.gcc: Mark deprecated rtems targets as obsolete.
11290 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
11292 PR rtl-optimization/64682
11293 PR rtl-optimization/69567
11294 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
11295 before I2 only if the register is both used and set in I2.
11297 2016-02-04 DJ Delorie <dj@redhat.com>
11299 * config/msp430/msp430.c (msp430_start_function): Add function type.
11301 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11304 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
11306 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
11308 PR rtl-optimization/69577
11310 2015-10-29 Richard Henderson <rth@redhat.com>
11314 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
11315 sse check to the exact conditions of PR 67609.
11317 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11320 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
11321 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
11322 not allowed into the traditional Altivec registers.
11323 (movtd_64bit_nodm): Likewise.
11324 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
11326 2016-02-04 David Malcolm <dmalcolm@redhat.com>
11328 * config/aarch64/cortex-a57-fma-steering.c
11329 (aarch64_register_fma_steering): Remove "static" from arguments
11332 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
11335 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
11336 twice when complex.
11338 2016-02-04 Mike Frysinger <vapier@gentoo.org>
11340 * doc/invoke.texi: Delete -mno-fma4.
11342 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
11344 PR rtl-optimization/69577
11345 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
11346 (find_subregs_of_mode): Update accordingly. Iterate over partial
11349 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
11351 * config/arm/arm-protos.h (neon_reinterpret): Remove.
11352 * config/arm/arm.c (neon_reinterpret): Remove.
11353 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
11354 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
11355 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
11356 vreinterpretti): Remove.
11357 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
11358 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
11359 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
11360 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
11361 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
11362 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
11363 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
11364 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
11365 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
11366 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
11367 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
11368 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
11369 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
11370 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
11371 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
11372 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
11373 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
11374 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
11375 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
11376 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
11377 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
11378 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
11379 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
11380 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
11381 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
11382 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
11383 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
11384 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
11385 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
11386 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
11387 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
11388 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
11389 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
11390 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
11391 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
11392 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
11393 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
11394 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
11395 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
11396 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
11397 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
11398 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
11399 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
11400 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
11401 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
11402 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
11403 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
11404 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
11405 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
11406 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
11407 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
11408 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
11409 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
11410 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
11411 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
11412 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
11413 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
11414 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
11415 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
11416 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
11417 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
11418 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
11419 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
11420 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
11421 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
11422 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
11423 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
11424 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
11425 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
11426 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
11427 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
11428 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
11429 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
11430 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
11431 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
11432 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
11433 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
11434 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
11435 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
11436 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
11437 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
11438 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
11439 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
11440 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
11441 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
11442 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
11443 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
11444 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
11445 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
11446 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
11447 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
11448 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
11449 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
11450 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
11451 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
11452 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
11453 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
11454 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
11455 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
11456 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
11457 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
11458 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
11459 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
11461 2016-02-04 Martin Liska <mliska@suse.cz>
11464 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
11465 that are gimple_store_p.
11466 (maybe_instrument_call): Likewise.
11468 2016-02-04 Bin Cheng <bin.cheng@arm.com>
11470 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
11471 register scaling out of memory reference and comment why.
11473 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11477 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11478 folding the source of a SET.
11480 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11484 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11485 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11487 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11491 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11494 2016-02-04 Christian Bruel <christian.bruel@st.com>
11496 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11497 * config/arm/arm.c (arm_set_current_function): Likewise.
11499 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11500 Ilya Enkovich <enkovich.gnu@gmail.com>
11501 H.J. Lu <hongjiu.lu@intel.com>
11504 * config/i386/i386.c (convert_scalars_to_vector): Remove
11505 stack alignment fixes.
11506 (ix86_option_override_internal): Disable TARGET_STV if stack
11507 might not be aligned enough.
11508 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11510 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11512 * config/i386/x86-tune.def: Disable default prefetching
11515 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11516 Vladimir Makarov <vmakarov@redhat.com>
11519 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11520 in validating fused toc addresses.
11522 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11525 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11526 range->m_caret fields if range->m_show_caret_p is false.
11529 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11530 Force oldval into register if it does not satisfy reg_or_short_operand
11531 predicate. Fix up formatting.
11533 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11534 Alexandre Oliva <aoliva@redhat.com>
11537 * lra-constraints.c (simplify_operand_subreg): Check additionally
11538 address validity after potential reloading.
11539 (process_address_1): Check insns validity. In case of failure do
11542 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11545 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11548 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11550 * wide-int.cc (canonize_uhwi): New function.
11551 (wi::divmod_internal): Use it.
11553 2016-02-02 James Norris <jnorris@codesourcery.com
11555 * gimplify.c (omp_notice_variable): Add usage check.
11557 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11559 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11560 like LE, GE, LT, GT when emitting relational operator.
11562 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11564 * ira-costs.c (find_costs_and_classes): Add extra argument.
11565 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11566 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11567 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11568 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11569 Add best_class parameter, and return it if not ALL_REGS.
11570 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11572 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11573 Update target hook.
11575 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11577 * config/aarch64/aarch64.c
11578 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11579 (aarch64_ira_change_pseudo_allocno_class): New function.
11581 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11584 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11586 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11588 * config/avr/avr.c (avr_option_override): Set
11589 PARAM_ALLOW_STORE_DATA_RACES to 1.
11591 2016-02-02 Richard Biener <rguenther@suse.de>
11593 PR tree-optimization/69595
11594 * match.pd: Add range test simplifications to true/false.
11596 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11598 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11599 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11602 2016-02-02 Richard Biener <rguenther@suse.de>
11604 PR tree-optimization/69606
11605 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11606 info on the result before moving a stmt.
11608 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11610 PR middle-end/68542
11611 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11612 branch with vector comparison.
11613 * config/i386/sse.md (VI48_AVX): New mode iterator.
11614 (define_expand "cbranch<mode>4): Add support for conditional branch
11615 with vector comparison.
11616 * tree-vect-loop.c (optimize_mask_stores): New function.
11617 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11618 has_mask_store field of vect_info.
11619 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11620 vectorized loops having masked stores after vec_info destroy.
11621 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11622 correspondent macros.
11623 (optimize_mask_stores): Add prototype.
11625 2016-02-02 Alan Modra <amodra@gmail.com>
11628 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
11631 2016-02-02 Alan Modra <amodra@gmail.com>
11634 * config/rs6000/rs6000.c (need_toc_init): New var, set it
11635 whenever toc_label_name used.
11636 (rs6000_file_start): Don't set up toc section here,
11637 (rs6000_output_function_epilogue): do so here instead,
11638 (rs6000_xcoff_file_start): and here.
11639 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
11640 (load_toc_aix_di): Likewise.
11642 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11644 PR rtl-optimization/69592
11645 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
11646 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
11647 (num_sign_bit_copies_binary_arith_p): New inline function.
11648 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
11650 2016-02-01 Jeff Law <law@redhat.com>
11652 PR tree-optimization/69580
11653 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
11654 * tree-ssa-threadbackward.c
11655 (fsm_find_control_statement_thread_paths): Do not try to walk
11656 through large PHI nodes.
11658 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11660 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
11661 when count is incremented above limit, don't analyze further
11664 * omp-low.c (oacc_parse_default_dims): Avoid
11665 -Wsign-compare warning, make sure value fits into int
11666 rather than just unsigned int.
11668 2016-02-01 Bin Cheng <bin.cheng@arm.com>
11670 PR tree-optimization/67921
11671 * fold-const.c (split_tree): New parameters. Convert pointer
11672 type variable part to proper type before negating.
11673 (fold_binary_loc): Pass new arguments to split_tree.
11675 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
11677 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
11678 (nvptx_goacc_validate_dims): Extend to handle global defaults.
11679 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
11680 * doc/tm.texti: Rebuilt.
11681 * doc/invoke.texi (fopenacc-dim): Document.
11682 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
11683 (append_compiler_options): Likewise.
11684 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
11685 (oacc_parse_default_dims): New.
11686 (oacc_validate_dims): Add USED arg. Select non-unity default when
11688 (oacc_loop_fixed_partitions): Return mask of used partitions.
11689 (oacc_loop_auto_partitions): Emit dump info.
11690 (oacc_loop_partition): Return mask of used partitions.
11691 (execute_oacc_device_lower): Parse default dimension arg. Adjust
11692 loop partitioning and validation calls.
11694 2016-02-01 Richard Biener <rguenther@suse.de>
11696 PR middle-end/69556
11697 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
11699 2016-02-01 Richard Biener <rguenther@suse.de>
11701 PR tree-optimization/69574
11702 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
11703 of asserting return chrec_dont_know.
11705 2016-02-01 Martin Liska <mliska@suse.cz>
11707 * mem-stats-traits.h: Add copyright header.
11708 * mem-stats.h: Likewise.
11710 2016-02-01 Richard Biener <rguenther@suse.de>
11712 PR tree-optimization/69579
11713 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
11714 Do not propagate through abnormal PHI results.
11716 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
11718 * postreload.c (reload_cse_simplify): Remove dead code.
11720 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11722 PR rtl-optimization/69570
11723 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
11724 if there is more than one set, not if there is a single set.
11726 2016-02-01 Richard Henderson <rth@redhat.com>
11729 * combine.c (make_compound_operation): When looking through a
11730 subreg, make sure to re-extend to the width of the outer mode.
11732 2016-01-30 Jakub Jelinek <jakub@redhat.com>
11734 PR tree-optimization/69546
11735 * wide-int.cc (wi::divmod_internal): For unsigned division
11736 where both operands fit into uhwi, if o1 is 1 and o0 has
11737 msb set, if divident_prec is larger than bits per hwi,
11738 clear another quotient word and return 2 instead of 1.
11739 Similarly for remainder with msb in HWI set, if dividend_prec
11740 is larger than bits per hwi.
11742 2016-01-29 Martin Jambor <mjambor@suse.cz>
11744 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
11745 Use short lowercase names.
11746 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
11747 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
11748 acq_rel one. Protect warning agains segfaults if
11749 get_memory_order_name returns NULL.
11750 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
11751 with release semantics. Do not warn if get_memory_order already did.
11752 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
11753 semantics. Fix check for relaxed or acquire semantics. Do not warn
11754 if get_memory_order already did.
11756 2016-01-29 Sebastian Pop <s.pop@samsung.com>
11758 * doc/install.texi: Document that isl-0.16 is supported.
11760 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
11763 * config/i386/constraints.md (Bm): Describe as special memory
11765 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
11766 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11767 * genpreds.c (struct constraint_data): Add is_special_memory.
11768 (have_special_memory_constraints, special_memory_start): New
11770 (special_memory_end): Ditto.
11771 (add_constraint): Add new arg is_special_memory. Add code to
11772 process its true value. Update have_special_memory_constraints.
11773 (process_define_constraint): Pass the new arg.
11774 (process_define_register_constraint): Ditto.
11775 (choose_enum_order): Process special memory.
11776 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
11777 function insn_extra_special_memory_constraint.
11778 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11779 * gensupport.c (process_rtx): Process
11780 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11781 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
11782 * ira-lives.c (single_reg_class): Use
11783 insn_extra_special_memory_constraint.
11784 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
11785 * lra-constraints.c (process_alt_operands): Ditto.
11786 (curr_insn_transform): Use insn_extra_special_memory_constraint.
11787 * recog.c (asm_operand_ok, preprocess_constraints): Process
11789 * reload.c (find_reloads): Ditto.
11790 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
11791 * stmt.c (parse_input_constraint): Use
11792 insn_extra_special_memory_constraint.
11794 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11797 * lra-splill.c (lra_final_code_change): Revert r229087 by
11798 removing all sub-registers.
11800 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
11803 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
11805 2016-01-29 Jakub Jelinek <jakub@redhat.com>
11808 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
11809 SSE1, copy target into the temporary reg first before recursing
11812 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11814 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
11817 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11819 * ginclude/stdarg.h: Test __cplusplus instead of
11820 __GXX_EXPERIMENTAL_CXX0X__.
11822 2016-01-29 Richard Biener <rguenther@suse.de>
11824 PR tree-optimization/69547
11825 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
11826 Do not mark clobbers necessary.
11827 (mark_all_reaching_defs_necessary_1): Likewise.
11829 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11831 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
11832 declaration name with %qs and print it in both error messages.
11833 Also fix indentation.
11835 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11838 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
11839 trailing blank line from error message.
11841 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11844 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
11847 2016-01-29 Richard Biener <rguenther@suse.de>
11849 PR middle-end/69537
11850 * match.pd: Allow all integral types when simplifying a
11851 widening or sign-changing conversion.
11853 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11855 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
11856 back to setting codegen_error to fail codegen.
11858 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
11861 * config/i386/constraints.md (C): Only accept constant zero operand.
11862 (BC): New constraint.
11863 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
11864 instead of C constraint.
11865 * doc/md.texi (Machine Constraints): Update description
11868 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
11871 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
11873 2016-01-28 Jakub Jelinek <jakub@redhat.com>
11875 PR middle-end/69542
11876 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
11879 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
11881 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
11882 branches if using guessed profile.
11884 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
11886 * graphite-optimize-isl.c (optimize_isl): Fix dump.
11888 2016-01-28 Richard Henderson <rth@redhat.com>
11891 * config/aarch64/aarch64-modes.def (CC_Cmode): New
11892 * config/aarch64/aarch64-protos.h: Update.
11893 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
11894 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
11895 (aarch64_get_condition_code_1): Handle CC_Cmode.
11896 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
11897 (*add<mode>3_compareC_cconly_imm): New.
11898 (*add<mode>3_compareC_cconly): New.
11899 (*add<mode>3_compareC_imm): New.
11900 (add<mode>3_compareC): New.
11901 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
11902 to be first. Use aarch64_carry_operation.
11903 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
11904 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
11905 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
11906 (subti3): Use subdi3_compare1.
11907 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
11908 (sub<mode>3_compare1): New.
11909 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
11910 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
11911 (*subsi3_carryin_uxtw): Likewise.
11912 (*ngc<mode>, *ngcsi_uxtw): Likewise.
11913 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
11914 * config/aarch64/iterators.md (DWI): New.
11915 * config/aarch64/predicates.md (aarch64_carry_operation): New.
11916 (aarch64_borrow_operation): New.
11918 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11920 * graphite-optimize-isl.c (optimize_isl): Print a different debug
11921 message when isl does not return a valid schedule.
11923 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11925 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
11926 Remove comments from class declarations: they are already in the code
11929 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11931 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
11933 (ternary_op_to_tree): Same.
11934 (unary_op_to_tree): Same.
11935 (nary_op_to_tree): Same.
11936 (gcc_expression_from_isl_expr_op): Same.
11937 (gcc_expression_from_isl_expression): Same.
11938 (graphite_create_new_loop): Same.
11939 (graphite_create_new_loop_guard): Same.
11940 (build_iv_mapping): Same.
11941 (graphite_create_new_guard): Same.
11942 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
11943 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
11945 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11947 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
11948 instead of setting codegen_error to fail codegen.
11950 2016-01-28 Jason Merrill <jason@redhat.com>
11952 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
11954 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11956 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11957 Remove CONST_INT_P check in CCMP cost calculation.
11959 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11961 * config/aarch64/aarch64.c (generic_vector_cost):
11962 Set vec_permute_cost.
11963 (cortexa57_vector_cost): Likewise.
11964 (exynosm1_vector_cost): Likewise.
11965 (xgene1_vector_cost): Likewise.
11966 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
11967 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
11968 Add vec_permute_cost entry.
11970 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11972 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
11974 (add<mode>3_compare0): Likewise.
11975 (addsi3_compare0_uxtw): Likewise.
11976 (add<mode>3nr_compare0): Likewise.
11977 (compare_neg<mode>): Likewise.
11978 (<optab><mode>3): Likewise.
11980 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
11982 * tree-vect-stmts.c (vectorizable_comparison): Add
11983 NULL check for vectype.
11985 2016-01-28 Richard Biener <rguenther@suse.de>
11987 PR tree-optimization/69466
11988 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11989 Account for PHIs we couldn't duplicate.
11991 2016-01-28 Martin Liska <mliska@suse.cz>
11994 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
11995 instead of ENABLE_VALGRIND_CHECKING.
11997 2016-01-27 Richard Henderson <rth@redhat.com>
12000 * lra-remat.c (subreg_regs): New.
12001 (dump_candidates_and_remat_bb_data): Dump it.
12002 (operand_to_remat): Reject if operand in subreg_regs.
12003 (set_bb_regs): Collect subreg_regs.
12004 (lra_remat): Init and free subreg_regs. Compute
12005 calculate_local_reg_remat_bb_data before create_cands.
12007 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
12010 * config/i386/i386.c (ix86_update_stack_boundary): Don't
12011 change stack_alignment_needed for __tls_get_addr call.
12013 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
12015 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
12017 2016-01-27 Jeff Law <law@redhat.com>
12019 PR tree-optimization/68398
12020 PR tree-optimization/69196
12021 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
12022 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
12023 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12024 Only count PHIs in the last block in the path. The others will
12025 const/copy propagate away. Add heuristic to allow more irreducible
12026 subloops to be created when it is likely profitable to do so.
12028 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12029 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
12030 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
12032 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12035 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
12036 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
12037 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
12038 * tree-streamer-in.c: Include asan.h.
12039 (streamer_get_builtin_tree): For builtins in sanitizer
12040 range call initialize_sanitizer_builtins and retry.
12042 2016-01-27 Ian Lance Taylor <iant@google.com>
12044 * common.opt (fkeep-gc-roots-live): New undocumented option.
12045 * tree-ssa-loop-ivopts.c (add_candidate_1): If
12046 -fkeep-gc-roots-live, skip pointers.
12047 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
12050 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
12053 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
12054 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
12056 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
12059 * configure.ac: NetBSD provides SSP in its C library.
12060 * configure: Updated.
12062 2016-01-27 Richard Biener <rguenther@suse.de>
12064 PR tree-optimization/69166
12065 * tree-vect-loop.c (vect_is_simple_reduction): Always check
12066 reduction code for commutativity / associativity.
12068 2016-01-27 Martin Jambor <mjambor@suse.cz>
12070 PR tree-optimization/69355
12071 * tree-sra.c (analyze_access_subtree): Correct hole detection when
12072 total_scalarization fails.
12074 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
12076 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
12079 2016-01-27 Christian Bruel <christian.bruel@st.com>
12082 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
12083 Move arm_reset_previous_fndecl and set_target_option_current_node in
12084 the conditional part. Call save_restore_target_globals.
12085 * config/arm/arm.c (arm_set_current_function):
12086 Refactor to better support #pragma target and attribute mix.
12087 Call save_restore_target_globals.
12088 * config/arm/arm-protos.h (save_restore_target_globals): New function.
12090 2016-01-27 Martin Liska <mliska@suse.cz>
12092 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
12093 reference for an HSA kernel and its host function.
12095 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12097 PR tree-optimization/69399
12098 * wide-int.h (wi::lrshift): For larger precisions, only
12099 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
12101 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
12103 * config/arc/predicates.md (proper_comparison_operator): Reject
12104 constant-constant comparison.
12106 2016-01-26 Tom de Vries <tom@codesourcery.com>
12108 PR tree-optimization/69110
12109 * tree-data-ref.c (initialize_data_dependence_relation): Handle
12110 DR_NUM_DIMENSIONS == 0.
12112 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12113 Sebastian Pop <s.pop@samsung.com>
12115 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
12116 isl_ast_op_cond and isl_ast_op_select.
12117 (gcc_expression_from_isl_expr_op): Same.
12119 2016-01-26 Jason Merrill <jason@redhat.com>
12122 * tree.c (recompute_constructor_flags): Split out from
12124 (verify_constructor_flags): New.
12125 * tree.h: Declare them.
12127 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
12129 PR rtl-optimization/69217
12130 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
12131 are no TYPE_FIELDS set for the record type.
12133 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12136 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
12137 toc_label_name unconditionally.
12138 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
12139 SYMBOL_REF string. Use toc_label_name instead of constructing
12141 (rs6000_elf_declare_function_name): Use toc_label_name instead of
12142 constructing LCTOC1.
12144 2016-01-26 Martin Sebor <msebor@redhat.com>
12147 * doc/extend.texi (Common Type Attributes): Move text that talks about
12148 attribute packed from attribute aligned to the section discussing
12149 the former attribute for clarity.
12151 2016-01-26 Richard Henderson <rth@redhat.com>
12153 PR middle-end/60908
12154 * trans-mem.c (tm_region_init): Mark entry block as visited.
12156 2016-01-26 David Malcolm <dmalcolm@redhat.com>
12159 * diagnostic-show-locus.c (layout::print_source_line): Replace
12160 call to pp_newline with call to layout::print_newline.
12161 (layout::print_annotation_line): Likewise.
12162 (layout::move_to_column): Likewise.
12163 (layout::print_any_fixits): After printing any fixits, print a
12164 trailing newline, if necessary.
12165 (layout::print_newline): New method, resetting any colorization
12167 (diagnostic_show_locus): Move the pp_newline to before the
12168 early bailout. Remove dummy block enclosing the layout instance.
12169 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
12170 of pp_newline_and_flush with pp_flush.
12171 (diagnostic_append_note): Delete use of pp_newline.
12172 (diagnostic_append_note_at_rich_loc): Delete.
12173 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
12174 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
12175 when newline characters are added to the buffer.
12177 2016-01-26 Michael Matz <matz@suse.de>
12179 * configure.ac (ac_cv_std_swap_in_utility): New test.
12180 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
12181 * configure: Regenerate.
12182 * config.in: Regenerate.
12184 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
12186 * config/arc/arc.md (cstoresi4): Force operand into register.
12187 (arcset<code>): Fix predicate.
12188 (arcsetltu): Likewise.
12189 (arcsetgeu): Likewise.
12190 (arcsethi): Likewise.
12191 (arcsetls): Likewise.
12193 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12195 PR tree-optimization/69483
12196 * gimple-fold.c (canonicalize_constructor_val): Return NULL
12197 if base has error_mark_node type.
12199 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
12202 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
12203 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
12205 (vget_lane_f16): Handle big-endian.
12206 (vgetq_lane_f16): Likewise.
12207 (vset_lane_f16): Likewise.
12208 (vsetq_lane_f16): Likewise.
12209 * config/arm/iterators.md (VQXMOV): Add V8HF.
12210 (VDQ): Add V4HF and V8HF.
12211 (V_reg): Handle V4HF and V8HF.
12212 (Is_float_mode): Likewise.
12213 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
12214 neon_vdup_nv8hf): New patterns.
12215 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
12216 Use VD_LANE iterator.
12217 (neon_vld1_dup<mode>): Use VQ2 iterator.
12219 2016-01-26 Nathan Sidwell <nathan@acm.org>
12221 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
12222 (set_oacc_fn_attrib): Add IS_KERNEL arg.
12223 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
12224 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
12225 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
12226 (oacc_validate_dims): Add LEVEL arg, don't return level.
12227 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
12228 oacc_validate_dims.
12229 (execute_oacc_device_lower): Adjust, add more dump output.
12230 * tree-ssa-loop.c (gate_oacc_kernels): Use
12231 oacc_fn_attrib_kernels_p.
12232 * tree-parloops.c (create_parallel_loop): Adjust
12233 set_oacc_fn_attrib call.
12235 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12238 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
12239 (append_compiler_options): Handle -fcilkplus.
12240 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
12242 2016-01-26 Nick Clifton <nickc@redhat.com>
12245 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
12246 been marked as DECL_ONE_ONLY but we do not the means to make it
12247 so, then do not allow it to bind locally.
12249 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12252 * opts.h (parse_sanitizer_options): New prototype.
12253 * opts.c (sanitizer_opts): New array.
12254 (parse_sanitizer_options): New function.
12255 (common_handle_option): Use parse_sanitizer_options.
12257 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
12260 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
12261 alignment adjustment to ...
12262 (ix86_update_stack_boundary): Here. Don't over-align stack for
12264 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
12265 if __tls_get_addr is called.
12267 2016-01-26 Christian Bruel <christian.bruel@st.com>
12269 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
12271 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
12273 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
12275 2016-01-26 Richard Biener <rguenther@suse.de>
12277 PR middle-end/69467
12278 * match.pd: Guard X * CST CMP 0 pattern with single_use.
12280 2016-01-26 Richard Biener <rguenther@suse.de>
12282 PR tree-optimization/69452
12283 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
12284 (move_computations_dom_walker::before_dom_children): Rename
12286 (move_computations_worker): This.
12287 (move_computations): Perform an RPO rather than a DOM walk.
12289 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12292 * combine.c (combine_instructions): For REG_EQUAL note with
12293 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
12294 to the underlying register.
12295 * doc/rtl.texi (REG_EQUAL): Document the behavior of
12296 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
12298 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
12301 * config/aarch64/aarch64-builtins.c
12302 (aarch64_init_simd_builtin_types): Do not set structural
12303 equality to __Poly{8,16,64,128}_t types.
12305 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
12307 PR tree-optimization/69400
12308 * wide-int.cc (wi_pack): Take the precision as argument and
12309 perform canonicalization here rather than in the callers.
12310 Use the main loop to handle all full-width HWIs. Add a
12311 zero HWI if in_len isn't a full result.
12312 (wi::divmod_internal): Update accordingly.
12313 (wi::mul_internal): Likewise. Simplify.
12315 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12316 Sebastian Pop <s.pop@samsung.com>
12318 * graphite-poly.c (apply_poly_transforms): Simplify.
12319 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
12320 (print_isl_map): Same.
12321 (print_isl_union_map): Same.
12322 (print_isl_schedule): New.
12323 (debug_isl_schedule): New.
12324 * graphite-dependences.c (scop_get_reads): Do not call
12325 isl_union_map_add_map that is undocumented isl functionality.
12326 (scop_get_must_writes): Same.
12327 (scop_get_may_writes): Same.
12328 (scop_get_original_schedule): Remove.
12329 (scop_get_dependences): Do not call isl_union_map_compute_flow that
12330 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
12331 (compute_deps): Remove.
12332 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
12333 (debug_schedule_ast): New.
12334 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
12335 set_separate_option.
12336 (graphite_regenerate_ast_isl): Add dump.
12337 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
12338 from scop->transformed_schedule.
12339 (graphite_regenerate_ast_isl): Add more dump.
12340 * graphite-optimize-isl.c (optimize_isl): Set
12341 scop->transformed_schedule. Check whether schedules are equal.
12342 (apply_poly_transforms): Move here.
12343 * graphite-poly.c (apply_poly_transforms): ... from here.
12344 (free_poly_bb): Static.
12345 (free_scop): Static.
12346 (pbb_number_of_iterations_at_time): Remove.
12347 (print_isl_ast): New.
12348 (debug_isl_ast): New.
12349 (debug_scop_pbb): New.
12350 * graphite-scop-detection.c (print_edge): Move.
12351 (print_sese): Move.
12352 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
12353 (build_scop_scattering): Remove.
12354 (create_pw_aff_from_tree): Assert instead of bailing out.
12355 (add_condition_to_pbb): Remove unused code, do not fail.
12356 (add_conditions_to_domain): Same.
12357 (add_conditions_to_constraints): Remove.
12358 (build_scop_context): New.
12359 (add_iter_domain_dimension): New.
12360 (build_iteration_domains): Initialize pbb->iterators.
12361 Call add_conditions_to_domain.
12364 (index_outermost_in_loop): New.
12365 (index_pbb_in_loop): New.
12366 (outermost_pbb_in): New.
12367 (add_in_sequence): New.
12368 (add_outer_projection): New.
12369 (outer_projection_mupa): New.
12370 (add_loop_schedule): New.
12371 (build_schedule_pbb): New.
12372 (build_schedule_loop): New.
12373 (embed_in_surrounding_loops): New.
12374 (build_schedule_loop_nest): New.
12375 (build_original_schedule): New.
12376 (build_poly_scop): Call build_original_schedule.
12377 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
12378 (free_poly_dr): Remove.
12379 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
12380 (free_poly_bb): Remove.
12381 (debug_loop_vec): Remove.
12382 (print_isl_ast): Declare.
12383 (debug_isl_ast): Declare.
12384 (scop_do_interchange): Remove.
12385 (scop_do_strip_mine): Remove.
12386 (scop_do_block): Remove.
12387 (flatten_all_loops): Remove.
12388 (optimize_isl): Remove.
12389 (pbb_number_of_iterations_at_time): Remove.
12390 (debug_scop_pbb): Declare.
12391 (print_schedule_ast): Declare.
12392 (debug_schedule_ast): Declare.
12393 (struct scop): Remove schedule. Add original_schedule,
12394 transformed_schedule.
12395 (free_gimple_poly_bb): Remove.
12396 (print_generated_program): Remove.
12397 (debug_generated_program): Remove.
12398 (unify_scattering_dimensions): Remove.
12399 * sese.c (print_edge): ... here.
12400 (print_sese): ... here.
12401 (debug_edge): ... here.
12402 (debug_sese): ... here.
12403 * sese.h (print_edge): Declare.
12404 (print_sese): Declare.
12405 (dump_edge): Declare.
12406 (dump_sese): Declare.
12408 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12409 Sebastian Pop <s.pop@samsung.com>
12411 * Makefile.in: Set ISLVER in site.exp.
12413 2016-01-25 Jakub Jelinek <jakub@redhat.com>
12415 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
12416 DECL_VALUE_EXPR of new_var even for the non-array case. Look
12417 through DECL_VALUE_EXPR for expansion.
12419 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12421 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
12422 the frame info after reload completed.
12424 2016-01-25 Jeff Law <law@redhat.com>
12426 PR tree-optimization/69196
12427 PR tree-optimization/68398
12428 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
12429 tree-ssa-threadupdate.c.
12430 (determine_bb_domination_status): Prototype
12431 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
12432 (determine_bb_domination_status): No longer static.
12433 (valid_jump_thread_path): Remove code to detect characteristics
12434 of the jump thread path not associated with correctness.
12435 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
12436 Correct test for thread path length. Count PHIs for real operands as
12437 statements that need to be copied. Do not count ASSERT_EXPRs.
12438 Look at all the blocks in the thread path. Compute and selectively
12439 filter thread paths based on threading through the latch, threading
12440 a multiway branch or crossing a multiway branch.
12442 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12444 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
12445 decl with __attribute__ ((unused)) annotation.
12447 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
12450 * tree-vect-stmts.c (vectorizable_condition): Check vectype
12451 of operands is compatible with a statement vectype.
12453 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
12455 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
12456 improve wording for mixed storage order support.
12458 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
12460 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
12461 (vcvt_u64_f64): Likewise.
12462 (vcvta_s64_f64): Likewise.
12463 (vcvta_u64_f64): Likewise.
12464 (vcvtm_s64_f64): Likewise.
12465 (vcvtm_u64_f64): Likewise.
12466 (vcvtn_s64_f64): Likewise.
12467 (vcvtn_u64_f64): Likewise.
12468 (vcvtp_s64_f64): Likewise.
12469 (vcvtp_u64_f64): Likewise.
12471 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12473 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12474 (arc_init): Check validity mll64 option.
12475 (arc_save_restore): Use double load/store instruction.
12476 (arc_expand_movmem): Likewise.
12477 (arc_split_move): Don't split if we have double load/store
12478 instructions. Returns a boolean.
12479 (arc_process_double_reg_moves): Change function to return boolean
12480 instead of a sequence of instructions.
12481 (arc_dwarf_register_span): New function.
12482 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12483 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12484 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12485 (*movdf_insn): Likewise.
12486 * config/arc/arc.opt (mll64): New option.
12487 * config/arc/predicates.md (even_register_operand): New predicate.
12488 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12490 2016-01-25 Richard Biener <rguenther@suse.de>
12493 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12494 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12496 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12498 2016-01-25 Richard Biener <rguenther@suse.de>
12500 PR tree-optimization/69376
12501 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12503 (VN_INFO_ANTI_RANGE_P): New inline.
12504 (VN_INFO_RANGE_TYPE): Likewise.
12505 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12506 SSA_NAME_ANTI_RANGE_P.
12507 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12508 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12509 Properly query VN_INFO_RANGE_TYPE.
12511 2016-01-25 Nick Clifton <nickc@redhat.com>
12514 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12516 2016-01-23 Tom de Vries <tom@codesourcery.com>
12518 PR tree-optimization/69426
12519 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12522 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12524 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12525 "the the" with "the" in the comments.
12526 * ipa-devirt.c (build_type_inheritance_graph,
12527 update_type_inheritance_graph): Likewise.
12528 * tree.c (build_function_type_list_1): Likewise.
12529 * cfgloopmanip.c (scale_loop_profile): Likewise.
12530 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12531 * gimple-ssa-split-paths.c
12532 (find_block_to_duplicate_for_splitting_paths): Likewise.
12533 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12534 * expr.c (convert_move): Likewise.
12535 * var-tracking.c (vt_stack_adjustments): Likewise.
12536 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12537 * tree-vrp.c (test_for_singularity): Likewise.
12539 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12540 directly instead of building a temporary tree.
12543 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12544 remove <algorithm> include.
12546 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12549 * config/i386/i386.c: Include dojump.h.
12550 (expand_small_movmem_or_setmem,
12551 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12553 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12554 if dynamic_check != -1.
12556 2016-01-21 Jeff Law <law@redhat.com>
12558 PR middle-end/69347
12559 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12560 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12561 into dominated_by_p.
12562 (cprop_into_successor_phis): Avoid unnecessary tests.
12564 2016-01-22 Richard Henderson <rth@redhat.com>
12567 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12568 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12570 2016-01-22 Michael Matz <matz@suse.de>
12572 * system.h (string, algorithm): Include only conditionally.
12573 (new): Include always under C++.
12574 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12575 * final.c (toplevel): Ditto.
12576 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12577 * genconditions.c (write_header): Make gencondmd.c define
12579 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12581 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12582 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12584 2016-01-22 Christian Bruel <christian.bruel@st.com>
12587 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12589 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12592 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12593 define_insn_and_split. Ensure operands[1] and operands[0] do not
12594 get assigned the same register.
12596 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12598 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12600 2016-01-22 Christian Bruel <christian.bruel@st.com>
12602 * config/arm/arm-c.c (arm_pragma_target_parse):
12603 Remove warn_builtin_macro_redefined overwrite.
12605 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12607 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12608 flag_non_call_exceptions compatibility.
12610 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12613 * dwarf2out.c (add_child_die_after): New function.
12614 (dwarf_qual_info_t): New type.
12615 (dwarf_qual_info): New variable.
12616 (qualified_die_p): New function.
12617 (modified_type_die): For -fdebug-types-section, ensure
12618 canonical order of qualifiers. Put qualified DIEs adjacent
12619 to the corresponding non-qualified type DIE and search there
12620 for existing qualified DIEs.
12622 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12624 * doc/extend.texi (scalar_storage_order type attribute): Document
12625 restriction on type punning and aliasing, and remove future tense.
12627 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
12630 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
12633 2016-01-21 Jeff Law <law@redhat.com>
12635 PR middle-end/69347
12636 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
12637 useless call to record_temporary_equivalences.
12638 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
12639 allocate 10 slots in the bb_path vector and let it grow as needed.
12640 (fsm_find_control_statement_thread_paths): Similarly for the next_path
12643 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12645 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
12647 * configure: Regenerate.
12649 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
12651 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
12652 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
12654 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
12656 PR middle-end/66178
12657 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
12658 drop EXPAND_INITIALIZER.
12659 * rtl.h (contains_symbolic_reference_p): Declare.
12660 * rtlanal.c (contains_symbolic_reference_p): New function.
12661 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
12662 a subtraction into a NOT if symbolic constants are involved.
12664 2016-01-21 Anton Blanchard <anton@samba.org>
12665 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12668 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
12670 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
12673 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12675 * config/microblaze/microblaze.c
12676 (get_branch_target): New.
12677 (insert_wic_for_ilb_runout): New.
12679 (microblaze_machine_dependent_reorg): New.
12680 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
12681 * config/microblaze/microblaze.md
12682 (UNSPEC_IPREFETCH): Define.
12683 (iprefetch): New pattern
12684 * config/microblaze/microblaze.opt
12685 (mxl-prefetch): New flag.
12687 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12689 * config/microblaze/microblaze.h
12690 (FIXED_REGISTERS): Update in macro.
12691 (CALL_USED_REGISTERS): Update in macro.
12693 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
12695 PR rtl-optimization/68920
12696 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
12699 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
12701 PR rtl-optimization/68990
12702 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
12703 pseudo instead of inheritance ones.
12705 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12706 Nick Clifton <nickc@redhat.com>
12710 * config/mips/mips.c (mips_compute_frame_info): Initialise
12711 args_size and hard_frame_pointer_offset fields of the frame
12712 structure before calling mips_global_pointer.
12714 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12716 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
12718 * configure: Regenerate.
12720 2016-01-21 Richard Biener <rguenther@suse.de>
12722 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
12724 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12726 * config/s390/s390.c (s390_asm_declare_function_size): Add code
12727 to actually emit the .size directive.
12729 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
12730 Jakub Jelinek <jakub@redhat.com>
12734 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
12735 args array size by one to avoid buffer overflow.
12737 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12739 * config/s390/s390.md (pool_section_start): Use switch_to_section
12740 to select proper read-only data section instead of hardcoding
12742 (pool_section_end): Use switch_to_section to match the above.
12744 2016-01-21 Richard Biener <rguenther@suse.de>
12746 PR tree-optimization/69378
12747 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
12748 (set_ssa_val_to): Use it for dominance checks taking into
12749 account not executable edges.
12751 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12754 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
12755 for bitsize instead of GET_MODE_PRECISION (mode).
12757 2016-01-20 Martin Sebor <msebor@redhat.com>
12760 * extend.texi (__sync Builtins): Clarify the semantics of
12761 __sync_fetch_and_OP built-ins on pointers.
12762 (__atomic Builtins): Same.
12764 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12765 Sebastian Pop <s.pop@samsung.com>
12767 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
12768 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
12769 (is_valid_rename): Same.
12770 (translate_isl_ast_to_gimple::get_rename): Same.
12771 (translate_isl_ast_to_gimple::rename_all_uses): Same.
12772 (translate_isl_ast_to_gimple::rename_uses): Same.
12773 (get_new_name): Check for close_phi nodes.
12774 (copy_loop_phi_args): Use phi_node_kind.
12775 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
12776 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
12778 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12779 Sebastian Pop <s.pop@samsung.com>
12781 Revert commit r229783.
12782 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
12783 Remove use of parameter_rename_map.
12784 (copy_def): Remove.
12785 (copy_internal_parameters): Remove.
12786 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
12787 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
12788 (free_sese_info): Do not free parameter_rename_map.
12789 (set_rename): Do not use parameter_rename_map.
12790 (rename_uses): Update call to set_rename.
12791 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
12792 * sese.h (parameter_rename_map_t): Remove.
12793 (struct sese_info_t): Remove field parameter_rename_map.
12795 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12796 Sebastian Pop <s.pop@samsung.com>
12798 * graphite-isl-ast-to-gimple.c: Fix comment.
12799 * graphite-scop-detection.c (defined_in_loop_p): New.
12800 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
12801 names defined in loop.
12803 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12804 Sebastian Pop <s.pop@samsung.com>
12806 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
12807 Discard unstructured if-then-else regions.
12809 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12810 Sebastian Pop <s.pop@samsung.com>
12812 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
12813 (cleanup_loop_iter_dom): Remove.
12814 (build_loop_iteration_domains): Remove.
12815 (build_scop_context): Remove.
12816 (build_scop_iteration_domain): Remove.
12817 (add_loop_constraints): New.
12818 (build_iteration_domains): New.
12819 (build_poly_scop): Call build_iteration_domains.
12821 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12822 Sebastian Pop <s.pop@samsung.com>
12824 * graphite-scop-detection.c
12825 (scop_detection::harmful_loop_in_region): Free dom and loops.
12826 (scop_detection::loop_body_is_valid_scop): Free bbs.
12828 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12829 Sebastian Pop <s.pop@samsung.com>
12831 * graphite-scop-detection.c (record_loop_in_sese): New.
12832 (gather_bbs::before_dom_children): Call record_loop_in_sese.
12833 (build_scops): Remove call to build_sese_loop_nests.
12834 * sese.c (sese_record_loop): Remove.
12835 (build_sese_loop_nests): Remove.
12836 (new_sese_info): Remove region->loops.
12837 (free_sese_info): Same.
12838 * sese.h (sese_contains_loop): Same.
12839 (build_sese_loop_nests): Remove.
12840 (sese_contains_loop): Remove.
12842 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12843 Sebastian Pop <s.pop@samsung.com>
12845 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
12846 loop_is_valid_in_scop.
12847 (scop_detection::harmful_stmt_in_region): Renamed
12848 harmful_loop_in_region.
12849 Call loop_is_valid_in_scop.
12851 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12852 Sebastian Pop <s.pop@samsung.com>
12854 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
12857 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12858 Sebastian Pop <s.pop@samsung.com>
12860 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
12861 * graphite.h (struct poly_bb): Remove field is_reduction.
12862 (PBB_IS_REDUCTION): Remove.
12864 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12865 Sebastian Pop <s.pop@samsung.com>
12867 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
12868 (add_pdr_constraints): Same.
12869 (scop_get_reads): Same.
12870 (scop_get_must_writes): Same.
12871 (scop_get_may_writes): Same.
12872 (scop_get_original_schedule): Same.
12873 (extend_schedule): Same.
12874 (apply_schedule_on_deps): Same.
12875 (carries_deps): Same.
12876 (compute_deps): Same.
12877 (scop_get_dependences): Same.
12878 * graphite-isl-ast-to-gimple.c
12879 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
12880 * graphite-optimize-isl.c (get_schedule_for_band): Same.
12881 (get_schedule_for_band_list): Same.
12882 (get_schedule_map): Same.
12883 (apply_schedule_map_to_scop): Same.
12884 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
12885 (build_loop_iteration_domains): Same.
12886 (add_condition_to_pbb): Same.
12887 (add_param_constraints): Same.
12888 (pdr_add_memory_accesses): Same.
12889 (pdr_add_data_dimensions): Same.
12891 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12893 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
12896 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12898 * common.opt (feliminate-dwarf2-dups): Replace references to
12899 "DWARF 2" with just "DWARF".
12900 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
12901 * doc/extend.texi: Likewise.
12902 * doc/cpp.texi: Likewise.
12903 * doc/invoke.texi: Likewise.
12904 (Option Summary): Add -gdwarf to list of Debugging Options.
12905 (Debugging Options): Document -gdwarf.
12906 * doc/contrib.texi: Spell "DWARF" like that.
12908 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12910 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
12911 warning. Fix up formatting.
12913 PR middle-end/67653
12914 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
12915 attempt to mark memory input operand addressable and
12916 call prepare_gimple_addressable in that case. Don't adjust
12917 input_location for diagnostics, use error_at instead.
12919 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
12921 * config/rs6000/ppc-auxv.h: New file.
12922 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
12923 (cpu_is): Likewise.
12924 (cpu_supports): Likewise.
12925 * config/rs6000/rs6000.c: include "ppc-auxv.h".
12926 (cpu_is_info): New variable.
12927 (cpu_supports_info): Likewise.
12928 (tcb_verification_symbol): Likewise.
12929 (cpu_builtin_p): Likewise.
12930 (cpu_expand_builtin): New function.
12931 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
12932 (rs6000_init_builtins): Likewise.
12933 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
12934 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
12935 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
12936 * configure: Regenerate.
12937 * config.in: Likewise.
12938 * doc/extend.texi (PowerPC Built-in Functions): Document
12939 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
12941 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
12944 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
12946 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
12949 2016-01-20 Richard Henderson <rth@redhat.com>
12955 * tree.c (tm_define_builtin): New.
12956 (find_tm_vector_type): New.
12957 (build_tm_vector_builtins): New.
12958 (build_common_builtin_nodes): Call it.
12960 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
12962 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
12963 (arm_fp_ok): Likewise.
12964 (arm_fp): Likewise.
12965 (arm_crypto): Likewise.
12967 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
12968 Richard Biener <rguenther@suse.de>
12970 PR tree-optimization/69328
12971 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
12972 vectors have same number of elements.
12973 (vectorizable_condition): Fix masked version recognition.
12975 2016-01-20 Richard Biener <rguenther@suse.de>
12977 PR tree-optimization/69345
12978 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
12979 (VN_INFO_PTR_INFO): Likewise.
12980 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
12981 info when it is equal between non-dominating SSA names.
12982 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12983 Make sure to look at original SSA infos.
12985 2016-01-20 Jeff Law <law@redhat.com>
12988 * config/m68k/predicates.md (pow2_m1_operand): New predicate
12990 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
12991 (pc_or_label_operand): New predicate.
12992 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
12993 tests for small integers that are 2^n - 1.
12995 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
12997 * doc/invoke.texi (Options Summary): Add '.' after @xref.
12999 2016-01-19 Jeff Law <law@redhat.com>
13001 PR middle-end/69347
13002 * tree-ssa-threadbackwards.c
13003 (fsm_find_control_statement_thread_paths): Do not try to lookup
13004 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
13006 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13008 * doc/lto.texi: Remove text that says only Gold has linker plugin
13011 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
13013 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
13014 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
13015 the DIE accordingly.
13016 (modified_type_die): Add REVERSE parameter and pass it recursively,
13017 as well as to base_type_die. Adjust presence check accordingly.
13018 (base_type_for_mode): Adjust call to modified_type_die.
13019 (add_type_attribute): Add REVERSE parameter and pass it to
13021 (generic_parameter_die): Adjust call to add_type_attribute.
13022 (add_scalar_info): Likewise.
13023 (add_subscript_info): Likewise.
13024 (gen_array_type_die): Likewise.
13025 (gen_descr_array_type_die): Likewise.
13026 (gen_entry_point_die): Likewise.
13027 (gen_enumeration_type_die): Likewise.
13028 (gen_formal_parameter_die): Likewise.
13029 (gen_subprogram_die): Likewise.
13030 (gen_variable_die ): Likewise.
13031 (gen_const_die): Likewise.
13032 (gen_field_die): Likewise.
13033 (gen_pointer_type_die): Likewise.
13034 (gen_reference_type_die): Likewise.
13035 (gen_ptr_to_mbr_type_die): Likewise.
13036 (gen_inheritance_die): Likewise.
13037 (gen_subroutine_type_die): Likewise.
13038 (gen_typedef_die): Likewise.
13039 (force_type_die): Adjust call to modified_type_die.
13041 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
13043 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
13044 flow throughout the file. Fix broken link to Objective-C 2.0
13046 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
13049 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13051 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
13053 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13056 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
13057 (maybe_record_node): Record cxa_pure_virtual as the only possible
13058 target if there are not ohter candidates.
13059 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
13061 2016-01-19 Richard Biener <rguenther@suse.de>
13063 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
13064 (get_memory_order): Likewise.
13066 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
13068 * tree-vect-stmts.c (vectorizable_store): Check
13071 2016-01-19 David Malcolm <dmalcolm@redhat.com>
13074 * gcc.c (driver::decode_argv): Add call to
13075 init_opts_obstack before init_options_struct.
13076 * opts.c (init_opts_obstack): Remove idempotency.
13077 (init_options_struct): Replace call to init_opts_obstack
13078 with a gcc_assert to verify that it has already been called.
13079 * toplev.c (toplev::main): Add call to init_opts_obstack before
13080 calls to init_options_struct.
13081 (toplev::finalize): Move cleanup of opts_obstack next to
13082 cleanup of save_decoded_options, clearing the latter, and
13083 save_decoded_options_count.
13085 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13088 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
13089 attribute to unconditional. Remove %? from output template.
13091 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13092 Jiong Wang <jiong.wang@arm.com>
13094 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
13095 generated from different expand order.
13097 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13099 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13100 Add support for CCMP costing.
13102 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13104 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
13105 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
13106 (fccmpe<mode>): Likewise.
13107 (fcmp): Rename to fcmp and globalize pattern.
13109 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
13110 (aarch64_gen_ccmp_next): Add FP support.
13112 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13114 * target.def (gen_ccmp_first): Update documentation.
13115 (gen_ccmp_next): Likewise.
13116 * doc/tm.texi (gen_ccmp_first): Update documentation.
13117 (gen_ccmp_next): Likewise.
13118 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
13119 expand_ccmp_expr_1. Improve comments.
13120 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
13121 (ccmp_ior<mode>): Remove pattern.
13122 (cmp<mode>): Remove expand.
13123 (cmp): Globalize pattern.
13124 (cstorecc4): Use cc_register.
13125 (mov<mode>cc): Remove ccmp_cc_register check.
13126 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
13127 Simplify after removal of CC_DNE/* modes.
13128 (aarch64_ccmp_mode_to_code): Remove.
13129 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
13130 In 'k' case use integer as condition.
13131 (aarch64_nzcv_codes): Remove inverted cases.
13132 (aarch64_code_to_ccmode): Remove.
13133 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
13134 comparison with CC register to be used in folowing CCMP/branch/CSEL.
13135 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
13136 pattern. Return the comparison with CC register. Invert conditions
13137 when bitcode is OR.
13138 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
13139 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
13141 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13143 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13144 instrumented_version.
13146 2016-01-19 Richard Biener <rguenther@suse.de>
13148 PR tree-optimization/69336
13149 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
13150 handled components with get_ref_base_and_extent.
13151 (equal_mem_array_ref_p): Adjust.
13153 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13156 * shrink-wrap.c: Include valtrack.h.
13157 (move_insn_for_shrink_wrap): Add DEBUG argument. If
13158 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
13159 in between insn and where it will be moved to. Call
13160 dead_debug_insert_temp.
13161 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
13162 first and dead_debug_local_finish at the end.
13163 For uses and defs bitmap, handle all regs in between REGNO and
13164 END_REGNO, not just the first one.
13166 2016-01-19 Richard Biener <rguenther@suse.de>
13168 PR tree-optimization/69352
13169 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
13170 (equal_mem_array_ref_p): Constrain size and max size properly.
13171 Compare the reverse flag.
13173 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
13175 * ira.c (ira): Update regstat data if we deleted insns.
13177 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13179 PR rtl-optimization/68955
13180 PR rtl-optimization/64557
13181 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
13182 here. Fix up formatting.
13183 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
13185 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13188 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
13189 assume that the node has body.
13190 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
13193 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13195 * lto-streamer-out.c (lto_output): Do not stream instrumentation
13198 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13200 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
13201 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
13203 2016-01-19 Martin Jambor <mjambor@suse.cz>
13204 Martin Liska <mliska@suse.cz>
13205 Michael Matz <matz@suse.de>
13207 * Makefile.in (OBJS): Add new source files.
13208 (GTFILES): Add hsa.c.
13209 * common.opt (disable_hsa): New variable.
13210 (-Whsa): New warning.
13211 * config.in (ENABLE_HSA): New.
13212 * configure.ac: Treat hsa differently from other accelerators.
13213 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
13214 $enable_offloading.
13215 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
13216 * doc/install.texi (Configuration): Document --with-hsa-runtime,
13217 --with-hsa-runtime-include, --with-hsa-runtime-lib and
13218 --with-hsa-kmt-lib.
13219 * doc/invoke.texi (-Whsa): Document.
13220 (hsa-gen-debug-stores): Likewise.
13221 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
13222 to invoke offload compiler for hsa acclerator.
13223 * opts.c (common_handle_option): Determine whether HSA offloading
13224 should be performed.
13225 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
13226 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
13227 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
13228 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
13229 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
13230 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
13231 GF_OMP_FOR_KIND_GRID_LOOP.
13232 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
13233 (pp_gimple_stmt_1): Likewise.
13234 * gimple-walk.c (walk_gimple_stmt): Likewise.
13235 * gimple.c (gimple_build_omp_grid_body): New function.
13236 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
13237 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
13238 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
13239 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
13240 GF_OMP_TEAMS_GRID_PHONY.
13241 (gimple_statement_omp_single_layout): Updated comments.
13242 (gimple_build_omp_grid_body): New function.
13243 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
13244 (gimple_omp_for_grid_phony): New function.
13245 (gimple_omp_for_set_grid_phony): Likewise.
13246 (gimple_omp_parallel_grid_phony): Likewise.
13247 (gimple_omp_parallel_set_grid_phony): Likewise.
13248 (gimple_omp_teams_grid_phony): Likewise.
13249 (gimple_omp_teams_set_grid_phony): Likewise.
13250 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
13251 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
13252 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
13253 (BUILT_IN_GOMP_TARGET): Updated type.
13254 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
13255 (adjust_for_condition): New function.
13256 (get_omp_for_step_from_incr): Likewise.
13257 (extract_omp_for_data): Moved parts to adjust_for_condition and
13258 get_omp_for_step_from_incr.
13259 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
13260 (fixup_child_record_type): Bail out if receiver_decl is NULL.
13261 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
13262 (scan_omp_parallel): Do not create child functions for phony
13264 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
13265 (scan_omp_1_op): Checking assert we are not remapping to
13266 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
13267 (parallel_needs_hsa_kernel_p): New function.
13268 (expand_parallel_call): Register apprpriate parallel child
13269 functions as HSA kernels.
13270 (grid_launch_attributes_trees): New type.
13271 (grid_attr_trees): New variable.
13272 (grid_create_kernel_launch_attr_types): New function.
13273 (grid_insert_store_range_dim): Likewise.
13274 (grid_get_kernel_launch_attributes): Likewise.
13275 (get_target_argument_identifier_1): Likewise.
13276 (get_target_argument_identifier): Likewise.
13277 (get_target_argument_value): Likewise.
13278 (push_target_argument_according_to_value): Likewise.
13279 (get_target_arguments): Likewise.
13280 (expand_omp_target): Call get_target_arguments instead of looking
13281 up for teams and thread limit.
13282 (grid_expand_omp_for_loop): New function.
13283 (grid_arg_decl_map): New type.
13284 (grid_remap_kernel_arg_accesses): New function.
13285 (grid_expand_target_kernel_body): New function.
13286 (expand_omp): Call it.
13287 (lower_omp_for): Do not emit phony constructs.
13288 (lower_omp_taskreg): Do not emit phony constructs but create for them
13289 a temporary variable receiver_decl.
13290 (lower_omp_taskreg): Do not emit phony constructs.
13291 (lower_omp_teams): Likewise.
13292 (lower_omp_grid_body): New function.
13293 (lower_omp_1): Call it.
13294 (grid_reg_assignment_to_local_var_p): New function.
13295 (grid_seq_only_contains_local_assignments): Likewise.
13296 (grid_find_single_omp_among_assignments_1): Likewise.
13297 (grid_find_single_omp_among_assignments): Likewise.
13298 (grid_find_ungridifiable_statement): Likewise.
13299 (grid_target_follows_gridifiable_pattern): Likewise.
13300 (grid_remap_prebody_decls): Likewise.
13301 (grid_copy_leading_local_assignments): Likewise.
13302 (grid_process_kernel_body_copy): Likewise.
13303 (grid_attempt_target_gridification): Likewise.
13304 (grid_gridify_all_targets_stmt): Likewise.
13305 (grid_gridify_all_targets): Likewise.
13306 (execute_lower_omp): Call grid_gridify_all_targets.
13307 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
13308 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
13309 (tree_omp_clause): Added union field dimension.
13310 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
13311 * tree.c (omp_clause_num_ops): Added number of arguments of
13312 OMP_CLAUSE__GRIDDIM_.
13313 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
13314 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
13315 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
13316 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
13317 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
13318 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
13319 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
13320 * tree-pass.h (make_pass_gen_hsail): Declare.
13321 (make_pass_ipa_hsa): Likewise.
13322 * ipa-hsa.c: New file.
13323 * lto-section-in.c (lto_section_name): Add hsa section name.
13324 * lto-streamer.h (lto_section_type): Add hsa section.
13325 * timevar.def (TV_IPA_HSA): New.
13326 * hsa-brig-format.h: New file.
13327 * hsa-brig.c: New file.
13328 * hsa-dump.c: Likewise.
13329 * hsa-gen.c: Likewise.
13332 * toplev.c (compile_file): Call hsa_output_brig.
13333 * hsa-regalloc.c: New file.
13335 2016-01-18 Jeff Law <law@redhat.com>
13337 PR tree-optimization/69320
13338 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
13339 ranged object, do nothing if the RHS constant is not [0..1].
13340 (optimize_stmt): Comparing a boolean ranged object against a
13341 constant outside [0..1] results in a compile-time constant.
13343 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
13346 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
13348 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13349 (Option Summary): Update to reflect new section and moved options.
13350 (C++ Dialect Options): Move -fstats to new section.
13351 (Debugging Options): Move all dump, statistics, and other GCC
13352 developer options to new section. Rewrite section introduction
13353 and re-order remaining options to put the more basic ones first.
13354 (Optimization Options): Move -fira-verbose and -flto-report* to
13356 (Developer Options): New section incorporating moved options.
13357 * doc/cppopts.texi (-dM): Update cross-reference.
13359 2016-01-18 Richard Henderson <rth@redhat.com>
13362 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
13363 operands to pseudo only if CSE is expected. Split long immediate
13364 operands only after reload, and for the stack pointer.
13365 (*add<GPI>3_pluslong): Remove.
13366 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
13367 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
13368 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
13369 (*add<GPI>3 peepholes): New.
13370 (*add<GPI>3 splitters): New.
13371 * config/aarch64/constraints.md (Upl): New.
13372 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
13374 2016-01-18 Richard Biener <rguenther@suse.de>
13376 PR tree-optimization/69297
13377 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
13379 (vect_bb_vectorization_profitable_p): Clear visited flag again.
13381 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13383 PR middle-end/68542
13384 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
13385 of mixind vector and scalar types.
13386 (fold_relational_const): Add handling of vector
13387 comparison with boolean result.
13388 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
13389 comparison of vector operands with boolean result for EQ/NE only.
13390 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
13391 (verify_gimple_cond): Likewise.
13392 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
13395 2016-01-18 Joseph Myers <joseph@codesourcery.com>
13397 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
13400 2016-01-18 Richard Biener <rguenther@suse.de>
13402 PR middle-end/69308
13403 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
13405 2016-01-18 Tom de Vries <tom@codesourcery.com>
13407 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
13409 2016-01-18 Tom de Vries <tom@codesourcery.com>
13411 * omp-low.c (set_oacc_fn_attrib): Make extern.
13412 * omp-low.h (set_oacc_fn_attrib): Declare.
13413 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
13414 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
13415 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
13416 Add and handle function parameter oacc_kernels_p.
13417 (find_reduc_addr, get_omp_data_i_param): New function.
13418 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
13419 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
13420 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
13421 Calculate dominance info. Skip loops that are not in a kernels region
13422 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
13423 (pass_parallelize_loops::execute): Call parallelize_loops with
13424 oacc_kernels_p argument.
13425 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
13426 New member function.
13427 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
13428 * passes.def: Add argument to pass_parallelize_loops instantation.
13430 2016-01-18 Tom de Vries <tom@codesourcery.com>
13432 * tree-parloops.c (pass_parallelize_loops::execute): Allow
13433 pass_parallelize_loops to be run outside the loop pipeline.
13435 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13437 * tree-scalar-evolution.c (follow_copies_to_constant): New.
13438 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
13440 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13443 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
13444 using get_ref_base_and_extent.
13445 (equal_mem_array_ref_p): New.
13446 (hashable_expr_equal_p): Add call to previous.
13448 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13451 * tree-sra.c (disqualified_constants, constant_decl_p): New.
13452 (sra_initialize): Allocate disqualified_constants.
13453 (sra_deinitialize): Free disqualified_constants.
13454 (disqualify_candidate): Update disqualified_constants when appropriate.
13455 (create_access): Scan for constant-pool entries as we go along.
13456 (scalarizable_type_p): Add check against type_contains_placeholder_p.
13457 (maybe_add_sra_candidate): Allow constant-pool entries.
13458 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
13459 (initialize_constant_pool_replacements): New.
13460 (sra_modify_assign): Avoid mangling assignments created by previous,
13461 and don't generate writes into constant pool.
13462 (sra_modify_function_body): Call initialize_constant_pool_replacements.
13464 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13466 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
13467 andnot instruction.
13468 (scalar_chain::convert_op): Likewise.
13469 * config/i386/i386.md (*andndi3_doubleword): New.
13471 2016-01-18 Richard Biener <rguenther@suse.de>
13473 PR tree-optimization/69170
13474 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13475 building a vector from scalar results of a pattern stmt.
13477 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13479 * haifa-sched.c (autopref_multipass_init): Work around
13480 -Wmaybe-uninitialized warning.
13482 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13484 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13485 against the constant 0.
13487 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13489 PR tree-optimization/68799
13490 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13491 look up phi candidates in the statement-candidate map.
13492 (phi_add_costs): Likewise.
13493 (record_phi_increments): Likewise.
13494 (phi_incr_cost): Likewise.
13495 (ncd_with_phi): Likewise.
13496 (all_phi_incrs_profitable): Likewise.
13498 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13500 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13501 -Wmaybe-uninitialized warning.
13503 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13505 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13506 (Option Summary): Update to reflect new section and moved options.
13507 (C++ Dialect Options): Move -fvtable-verify and related options.
13508 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13509 and profiling-related options.
13510 (Optimization Options): Move profile generation options and
13511 -fstack-protector and related options.
13512 (Instrumentation Options): New section incorporating moved options.
13513 (Code Generation Options): Move -finstrument-functions and
13514 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13516 2016-01-16 Tom de Vries <tom@codesourcery.com>
13518 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13520 2016-01-16 Tom de Vries <tom@codesourcery.com>
13522 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13524 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13526 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13527 that checks whether the table is already empty. Rename the
13528 original implementation to...
13529 (hash_table::empty_slot): ...this new private function.
13531 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13533 PR diagnostic/68899
13534 * diagnostic-show-locus.c (layout::print_source_line): Move x
13535 offset of line until after call to
13536 get_line_width_without_trailing_whitespace.
13538 2016-01-15 Jeff Law <law@redhat.com>
13540 PR tree-optimization/69270
13541 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13542 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13543 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13544 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13545 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13546 ssa_name_has_boolean_range and constant_boolean_node.
13548 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13550 PR rtl-optimization/69030
13551 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13553 (spill_pseudos): Delete debug insn for dead pseudo.
13554 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13556 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13558 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13560 (TYPES_UNOPUS): Likewise.
13561 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13562 builtin type, from UNOP to UNOPUS.
13563 (lbtruncuv4sf): Likewise.
13564 (lbtruncuv2df): Likewise.
13565 (lrounduv2sf): Likewise.
13566 (lrounduv4sf): Likewise.
13567 (lrounduv2df): Likewise.
13568 (lroundusf): Likewise.
13569 (lroundusf): Likewise.
13570 (lceiluv2sf): Likewise.
13571 (lceiluv4sf): Likewise.
13572 (lceiluv2df): Likewise.
13573 (lceilusf): Likewise.
13574 (lceiludf): Likewise.
13575 (lflooruv2sf): Likewise.
13576 (lflooruv4sf): Likewise.
13577 (lflooruv2df): Likewise.
13578 (lfloorusf): Likewise.
13579 (lfloorudf): Likewise.
13580 (lfrintnuv2sf): Likewise.
13581 (lfrintnuv4sf): Likewise.
13582 (lfrintnuv2df): Likewise.
13583 (lfrintnusf): Likewise.
13584 (lfrintnudf): Likewise.
13585 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13587 (vcvtq_u32_f32): Likewise.
13588 (vcvtq_u64_f64): Likewise.
13589 (vcvta_u32_f32): Likewise.
13590 (vcvtaq_u32_f32): Likewise.
13591 (vcvtaq_u64_f64): Likewise.
13592 (vcvtm_u32_f32): Likewise.
13593 (vcvtmq_u32_f32): Likewise.
13594 (vcvtmq_u64_f64): Likewise.
13595 (vcvtn_u32_f32): Likwise.
13596 (vcvtnq_u32_f32): Likewise.
13597 (vcvtnq_u64_f64): Likewise.
13598 (vcvtp_u32_f32): Likewise.
13599 (vcvtpq_u32_f32): Likewise.
13600 (vcvtpq_u64_f64): Likewise.
13601 (vcvtmd_u64_f64): Likewise.
13602 (vcvtms_u32_f32): Likewise.
13603 (vcvtad_u64_f64): Likewise.
13604 (vcvtas_u32_f32): Likewise.
13605 (vcvtnd_u64_f64): Likewise.
13606 (vcvtns_u32_f32): Likewise.
13607 (vcvtpd_u64_f64): Likewise.
13608 (vcvtps_u32_f32): Likewise.
13610 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13612 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13613 CSEL of zero_extended registers.
13615 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13617 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13618 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13620 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13622 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
13623 false when argument string is not found in the attributes table
13626 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
13629 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
13630 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
13631 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
13632 precision estimate.
13634 2016-01-15 Richard Biener <rguenther@suse.de>
13636 PR tree-optimization/66856
13637 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
13638 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
13639 (vect_create_new_slp_node): Increment stmt reference count.
13640 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
13641 an SLP tree before swapping operands.
13642 (vect_build_slp_tree): Likewise.
13643 (destroy_bb_vec_info): Free stmt info after SLP instances.
13644 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
13645 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
13646 (STMT_VINFO_NUM_SLP_USES): New macro.
13648 2016-01-15 Richard Biener <rguenther@suse.de>
13651 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
13652 (add_linkage_name): ... here.
13653 (gen_typedef_die): Use add_linkage_name_raw instead of
13654 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
13657 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
13659 * gimplify.c (oacc_default_clause): Decode reference and pointer
13660 types for both kernels and parallel regions.
13662 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
13664 PR middle-end/69246
13665 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
13667 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13669 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
13670 (convert_scalars_to_vector): Likewise.
13672 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
13674 * doc/extend.texi (Type Traits): Fix grammar.
13676 2016-01-15 Martin Jambor <mjambor@suse.cz>
13678 * tree-inline.c (remap_decl): Use existing dclarations if
13679 remapping a type and prevent_decl_creation_for_types.
13680 (replace_locals_stmt): Do an initial remapping of non-VLA typed
13681 decls first. Do real remapping with
13682 prevent_decl_creation_for_types set.
13683 * tree-inline.h (copy_body_data): New field
13684 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
13687 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13689 * config/s390/s390.opt (mmvcle): More verbose help text.
13691 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13693 * config/s390/s390.opt: Add period to -mzvector option text.
13695 2016-01-15 Richard Biener <rguenther@suse.de>
13697 PR tree-optimization/68961
13698 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
13699 of invariants in stores again.
13701 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
13703 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
13705 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13707 * config/i386/i386.c (ix86_expand_branch): Don't split
13708 DI mode xor instruction to SI mode.
13710 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13713 * ipa-icf.c (sem_function::merge): Virtual functions may become
13714 reachable even if they address is not taken and there are no
13717 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13719 * lto-streamer-out.c (subtract_estimated_size): New function.
13720 (get_symbol_initial_value): Use it.
13722 2016-01-15 Christian Bruel <christian.bruel@st.com>
13725 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
13726 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
13727 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
13728 use add_builtin_function_ext_scope instead of add_builtin_function.
13729 (neon_set_p, neon_crypto_set_p): Remove.
13730 (arm_init_builtins): Always call arm_init_neon_builtins and
13731 arm_init_crypto_builtins.
13732 (arm_expand_builtin): Check that builtins are allowed for the arch.
13733 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
13734 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
13735 arm_init_neon_builtins call.
13737 2016-01-15 Richard Biener <rguenther@suse.de>
13739 PR tree-optimization/69117
13740 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
13741 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
13742 of the leader conservatively.
13743 (free_scc_vn): Restore original SSA name infos.
13745 2016-01-14 Jeff Law <law@redhat.com>
13747 PR tree-optimization/69270
13748 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
13749 single bit of precision, verify it's also unsigned.
13750 (record_edge_info): Use constant_boolean_node rather than fold_convert
13751 to convert boolean_true/boolean_false to the right type.
13753 2016-01-14 Richard Henderson <rth@redhat.com>
13756 * loop-doloop.c (record_reg_sets): New.
13757 (doloop_optimize): Reject the transform if the sequence
13758 clobbers registers live at the end of the loop block.
13759 (doloop_optimize_loops): Enable df_live if needed.
13761 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
13763 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
13764 * config/rs6000/rs6000.c: Likewise.
13765 * config/rs6000/rs6000.h: Likewise.
13766 * config/rs6000/rs6000.md: Likewise.
13767 * doc/extend.texi: Likewsie.
13769 2016-01-14 Jeff Law <law@redhat.com>
13771 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
13774 2016-01-14 Richard Henderson <rth@redhat.com>
13778 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
13779 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
13780 instead of builtin_decl_declared_p to test for declaration.
13782 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
13784 * doc/loop.texi (Loop Analysis and Representation): Document
13785 loop_depth function.
13787 2016-01-14 Tom de Vries <tom@codesourcery.com>
13789 PR tree-optimization/68773
13790 * omp-low.c (expand_omp_target): Don't set force_output.
13791 * varpool.c (varpool_node::get_create): Same.
13792 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
13793 offload_funcs with force_output.
13795 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13798 * lra-eliminations.c (move_plus_up): Don't change anything if either
13799 the outer or inner subreg mode is not MODE_INT.
13800 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
13801 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
13803 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13805 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
13806 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
13807 reduc_uplus_@var{m}): Remove.
13808 * expr.c (expand_expr_real_2): Remove expansion path for
13809 reduc_[us](min|max|plus) optabs.
13810 * optabs-tree.c (scalar_reduc_to_vector): Remove.
13811 * optabs-tree.h (scalar_reduc_to_vector): Remove.
13812 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
13813 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
13814 * tree-vect-loop.c (vectorizable_reduction): Remove test for
13815 reduc_[us](min|max|plus) optabs.
13817 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13819 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
13820 (reduc_plus_scal_v2sf): New.
13821 (reduc_smax_v2sf): Rename to...
13822 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
13823 (reduc_smin_v2sf): Rename to...
13824 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
13826 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
13828 * alias.c (compare_base_symbol_refs): New function.
13829 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
13832 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13834 PR middle-end/68146
13835 PR tree-optimization/69155
13836 * tree-complex.c: Include cfganal.h.
13837 (phis_to_revisit): New variable.
13838 (extract_component): Add phiarg_p argument. Assert that returned
13839 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
13840 (update_phi_components): Partly rewrite to use loop over real/imag
13841 components instead of code duplication. If extract_component returns
13842 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
13843 create_tmp_reg into the PHI node instead, and mention the phi triplet
13844 in phis_to_revisit.
13845 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
13846 in phis_to_revisit at the end.
13848 2016-01-14 Richard Biener <rguenther@suse.de>
13850 PR tree-optimization/68060
13851 * tree-vect-loop.c (vect_is_simple_reduction): Check the
13852 outer loop reduction is only used in the inner loop before
13853 detecting a double reduction.
13855 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13858 * combine.c (expand_field_assignment): Punt if compute_mode is
13859 unsupported scalar mode.
13861 2016-01-14 Richard Biener <rguenther@suse.de>
13863 PR tree-optimization/66856
13864 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
13865 SLP node only if it built successfully.
13866 (vect_analyze_slp_instance): Adjust.
13868 2016-01-14 Jeff Law <law@redhat.com>
13870 PR tree-optimization/69270
13871 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
13872 (record_edge_info): Use it. Convert boolean_{true,false}_node
13873 to the type of op0.
13875 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
13878 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
13879 use block_ultimate_origin
13880 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
13882 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13884 * doc/invoke.texi (Submodel Options): Rename section to
13885 "Machine-Dependent Options" to better reflect its content.
13886 Rewrite introductory text to remove archaic CPU names.
13889 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13891 * doc/invoke.texi (Code Gen Options): Move section up in file,
13892 before target-specific options. Update menu and option summary
13893 to reflect the new section ordering.
13895 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13897 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
13898 (C++ Dialect Options): Add cross-reference to -std option.
13899 * doc/standards.texi (C++ Language): Document C++14 support.
13901 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13903 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
13904 for pack/unpack functions for __ibm128.
13905 (PACK_IF): Likewise.
13906 (UNPACK_IF): Likewise.
13908 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
13909 support for __ibm128 pack/unpack functions.
13910 (rs6000_invalid_builtin): Likewise.
13911 (rs6000_init_builtins): Likewise.
13912 (rs6000_opt_masks): Likewise.
13914 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
13915 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
13917 (RS6000_BTM_COMMON): Likewise.
13919 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
13920 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
13921 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
13922 128-bit floating point. Add support for the double values to be
13923 in Altivec registers for TF/IF packing and unpacking, but restrict
13924 TD packing sub-fields to be FPR registers. Don't allow overlapped
13925 register support for packing. Allow pack inputs to be memory
13926 locations. Don't build generator functions for unpack<mode>_dm
13927 and unpack<mode>_nodm.
13928 (unpack<mode>_dm): Likewise.
13929 (unpack<mode>_nodm): Likewise.
13930 (pack<mode>): Likewise.
13932 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
13933 built-in functions to pack/unpack explicit __ibm128 values.
13934 (__builtin_unpack_ibm128): Likewise.
13936 * doc/extend.texi (PowerPC Built-in Functions): Document
13937 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
13939 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
13942 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
13943 Add new arg loc and pass it down as context.
13944 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
13945 to the location to use for the warning.
13946 (check_function_arguments): New arg loc. All callers changed. Pass
13947 it to check_function_nonnull.
13948 * c-common.h (check_function_arguments): Adjust declaration.
13950 2016-01-13 Jakub Jelinek <jakub@redhat.com>
13952 PR tree-optimization/69156
13953 * gimple.c (validate_type): Removed.
13954 (gimple_builtin_call_types_compatible_p): Use
13955 useless_type_conversion_p instead of validate_type.
13956 * value-prof.c (gimple_stringop_fixed_value): Fold
13957 icall_size to correct type.
13959 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13961 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
13964 2016-01-13 Richard Henderson <rth@redhat.com>
13967 * target.def (builtin_tm_load, builtin_tm_store): Remove.
13968 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
13969 (ix86_builtin_tm_store): Remove.
13970 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13971 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13972 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13973 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13974 * doc/tm.texi: Rebuild.
13976 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
13977 (BUILT_IN_TM_MEMCPY_RTWN): New.
13978 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
13979 fallback from vector to integer helpers.
13980 (build_tm_load): Handle vector types directly, instead of
13982 (build_tm_store): Likewise.
13983 (expand_assign_tm): Prepare for register types not handled by
13984 the above. Copy them to memory and use memcpy.
13985 * tree.c (tm_define_builtin): New.
13986 (find_tm_vector_type): New.
13987 (build_tm_vector_builtins): New.
13988 (build_common_builtin_nodes): Call it.
13990 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
13992 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
13993 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
13995 2016-01-13 Tom de Vries <tom@codesourcery.com>
13997 PR tree-optimization/69169
13998 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
13999 handled_struct_type param.
14000 (create_variable_info_for, intra_create_variable_infos): Call
14001 create_variable_info_for_1 with extra arg.
14003 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
14005 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
14006 and "armv8.1-a+crc" entries.
14008 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
14011 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
14012 Change first operand predicate from register_or_constm1_operand
14013 to register_operand.
14014 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
14015 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
14016 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
14017 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
14018 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
14019 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
14020 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
14021 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
14022 comparison with constm1_rtx from vec_prefetch_gen part.
14024 2016-01-13 Richard Biener <rguenther@suse.de>
14026 PR tree-optimization/69013
14027 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
14028 Exchange assert for a test.
14030 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14033 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
14035 2016-01-13 Richard Biener <rguenther@suse.de>
14037 PR tree-optimization/69242
14038 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
14039 assert with a check.
14041 2016-01-13 Richard Biener <rguenther@suse.de>
14043 PR tree-optimization/69186
14044 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14045 Properly guard vect_update_misalignment_for_peel call.
14047 2016-01-12 Jeff Law <law@redhat.com>
14049 PR tree-optimization/pr67755
14050 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
14051 "need_profile_correction".
14052 (thread_block_1): Initialize new field to false by default. If we
14053 have multiple thread paths through a common joiner to different
14054 final targets, then set new field to true.
14055 (compute_path_counts): Only do count adjustment when it's really
14058 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14060 * doc/invoke.texi (Spec Files): Move section down in file, past
14061 all command-line option descriptions.
14063 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14065 PR middle-end/54809
14066 * doc/gty.texi: Remove documentation of mark_hook.
14067 * gengtype.c (struct write_types_data): Remove code to support
14068 mark_hook attribute.
14069 (walk_type): Likewise.
14070 (write_func_for_structure): Likewise.
14072 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14074 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
14075 Directory Options, and -specs= to Overall Options.
14076 (Overall Options): Adjust similarly. Reorder to group related
14077 options together. Make -specs= cross-reference the spec file details.
14078 (Directory Options): Adjust similarly.
14080 2016-01-12 Jeff Law <law@redhat.com>
14082 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
14084 2016-01-12 Olivier Hainque <hainque@adacore.com>
14086 * gcc.c (spec_undefvar_allowed): New global.
14087 (process_command): Set to true when running for --version or --help,
14089 (getenv_spec_function): When the variable is not defined, use the
14090 variable name as the variable value if we're allowed not to issue
14093 2016-01-12 Bin Cheng <bin.cheng@arm.com>
14095 PR tree-optimization/68911
14096 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
14097 information computed for expression "init + nit * step".
14099 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14101 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
14102 about name of GCC executable. Remove deleted node from menu.
14103 (Directory Options) <-B>: Remove cross-reference to deleted node.
14104 (Target Options): Delete section.
14106 2016-01-12 Christian Bruel <christian.bruel@st.com>
14109 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
14110 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
14112 2016-01-12 Jakub Jelinek <jakub@redhat.com>
14115 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
14116 aligned_mem is properly set for AVX512-VL floating point masked
14120 * ifcvt.c (cond_exec_process_if_block): When removing the last
14121 insn from then_bb, remove also any possible barriers that follow it.
14123 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
14127 * config/i386/iamcu.h (SIZE_TYPE): New macro.
14128 (PTRDIFF_TYPE): Likewise.
14129 (WCHAR_TYPE): Likewise.
14130 (WCHAR_TYPE_SIZE): Likewise.
14131 (STDINT_LONG32): Likewise.
14133 2016-01-12 Richard Biener <rguenther@suse.de>
14135 PR tree-optimization/69053
14136 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
14137 convert initial value for cond reductions.
14139 2016-01-12 Richard Biener <rguenther@suse.de>
14141 PR tree-optimization/69007
14142 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
14143 widen_sum after dot_prod and sad.
14145 2016-01-12 Richard Biener <rguenther@suse.de>
14147 PR tree-optimization/69168
14148 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
14149 pattern stmt SLP type.
14150 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
14151 end up unused so cope with that case.
14153 2016-01-12 Richard Biener <rguenther@suse.de>
14155 PR tree-optimization/69157
14156 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
14157 stmts def type only during analyze phase.
14158 (vectorizable_call): Likewise.
14159 (vectorizable_simd_clone_call): Likewise.
14160 (vectorizable_conversion): Likewise.
14161 (vectorizable_assignment): Likewise.
14162 (vectorizable_shift): Likewise.
14163 (vectorizable_operation): Likewise.
14164 (vectorizable_store): Likewise.
14165 (vectorizable_load): Likewise.
14167 2016-01-12 Richard Biener <rguenther@suse.de>
14169 PR tree-optimization/69174
14170 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
14172 (vectorizable_load): Properly compute the number of loads needed
14173 for permuted strided SLP loads and do not spuriously assign
14174 to SLP_TREE_VEC_STMTS.
14176 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
14178 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
14179 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
14180 (MD_EXEC_PREFIX): Remove.
14181 (MD_STARTFILE_PREFIX) Removee.
14182 (FILE_NAME_ABSOLUTE_P): Remove.
14183 (CPP_SPEC): Do not read macros from sys/version.h.
14184 (LINK_COMMAND_SPEC): Remove.
14185 (LOCAL_INCLUDE_DIR): Remove.
14186 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
14187 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
14188 (POST_LINK_SPEC): Define to invoke stubify after linker
14189 (LIBSTDCXX): Remove define
14190 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
14191 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
14192 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
14193 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
14194 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
14195 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
14196 (i386_djgpp_asm_named_section): Add propotype of new procedure
14198 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
14199 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
14200 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
14201 in config/i386/djgpp.h).
14202 (STANDARD_STARTFILE_PREFIX_2): Define identical to
14203 STANDARD_STARTFILE_PREFIX_1.
14204 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
14205 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
14206 installation errors.
14207 (MAX_OFILE_ALIGNMENT): Define to 128.
14208 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
14210 * config/i386/djgpp.c: New file. Add implementation of
14211 i386_djgpp_asm_named_section.
14213 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
14215 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
14216 Add rule for building djgpp.o.
14218 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14220 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
14221 (rtx_is_swappable_p): Reductions are swappable.
14222 (insn_is_swappable_p): V2DF reductions are swappable.
14224 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
14226 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
14227 reloads for other unsupported memory operands.
14229 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14230 Jim Wilson <jim.wilson@linaro.org>
14233 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
14234 copy_to_mode_reg instead of force_reg.
14236 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14239 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
14240 TARGET_80387 is true.
14242 2016-01-11 Jakub Jelinek <jakub@redhat.com>
14245 * lra-eliminations.c (move_plus_up): Only move plus up
14246 if subreg of the constant can be simplified into constant
14247 and use the simplified subreg of the constant instead of
14248 the original constant.
14250 * fold-const.c (fold_convertible_p): Don't return true
14251 for conversion of VECTOR_TYPE to same sized integral type.
14252 (fold_convert_loc): Fix up formatting. Fold conversion of
14253 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
14254 instead of NOP_EXPR.
14256 PR tree-optimization/69214
14257 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
14258 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
14261 PR tree-optimization/69207
14262 * tree-vect-slp.c (vect_get_constant_vectors): For
14263 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
14264 fold_convertible_p to vector_type's element type, and always
14265 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
14267 2016-01-11 Richard Biener <rguenther@suse.de>
14269 PR tree-optimization/69173
14270 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
14271 fixup the cycle if all stmts are in a pattern.
14273 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
14275 PR middle-end/68999
14276 * alias.c (base_alias_check): Move check for addresses with
14277 alignment ANDs before the call for compare_base_decls.
14278 (memrefs_conflict_p): Return -1 for different decls
14279 that went through alignment adjustments.
14281 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14283 PR rtl-optimization/68796
14284 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
14285 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
14286 and QImode comparisons against zero with CC_NZmode.
14287 * config/aarch64/iterators.md (short_mask): New mode_attr.
14289 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14291 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
14292 (<avx512>_store<mode>_mask): Likewise.
14294 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
14295 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14297 PR rtl-optimization/68841
14298 * ifcvt.c (struct noce_if_info): Add orig_x field.
14299 (bbs_ok_for_cmove_arith): Add to_rename parameter.
14300 Don't record conflicts on to_rename if it's present.
14301 Allow memory destinations in sets.
14302 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
14303 blocks, passing orig_x to the checks.
14304 (noce_process_if_block): Set if_info->orig_x appropriately.
14306 2016-01-11 Tom de Vries <tom@codesourcery.com>
14308 PR tree-optimization/69069
14309 * tree-parloops.c (create_parallel_loop): Add missing phi args.
14311 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
14313 PR rtl-optimization/68920
14314 * config/i386/i386.c (ix86_option_override_internal): Restrict number
14315 of conditional moves for RTL if-conversion to 1 for
14316 TARGET_ONE_IF_CONV_INSN.
14317 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
14318 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
14319 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
14320 parameter to restirct number of conditional moves for
14322 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
14323 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
14326 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
14329 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
14330 onepart vars. Fix typo in comment. Fix reversed condition in
14332 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
14335 * var-tracking.c (dump_onepart_variable_differences): New.
14336 (dataflow_set_different): If a detailed dump is requested,
14337 delay early returns and dump differences between onepart
14338 variables present before and after, and added variables.
14340 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14343 * expr.c (expand_expr_real_1): For boolean vector constants
14344 with a scalar mode use const_scalar_mask_from_tree.
14345 (const_scalar_mask_from_tree): New.
14346 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
14347 assigned to a mask type to handle constants.
14349 2016-01-11 Martin Jambor <mjambor@suse.cz>
14352 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
14353 useless parameters if we cannot change function signature.
14355 2016-01-11 Martin Jambor <mjambor@suse.cz>
14358 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
14361 2016-01-11 Tom de Vries <tom@codesourcery.com>
14363 PR tree-optimization/69109
14364 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
14367 2016-01-11 Tom de Vries <tom@codesourcery.com>
14369 PR tree-optimization/69108
14370 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
14371 res is not used in a phi.
14373 2016-01-11 Yury Gribov <y.gribov@samsung.com>
14376 * common.opt (frandom-seed): Fix parameter name.
14377 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
14379 2016-01-11 Tom de Vries <tom@codesourcery.com>
14381 PR tree-optimization/69058
14382 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
14385 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
14387 * config/arc/arc.opt (mdiv-rem): Add period to the end.
14388 (mcode-density): Likewise.
14390 2016-01-10 Tom de Vries <tom@codesourcery.com>
14392 PR tree-optimization/69062
14393 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
14394 (parallelize_loops): Don't paralelize loop that has phi with address
14397 2016-01-10 Tom de Vries <tom@codesourcery.com>
14399 PR tree-optimization/69039
14400 * tree-parloops.c (try_create_reduction_list): Only allow single exit
14403 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
14405 PR middle-end/68743
14406 * match.pd: Require target has function_c99_misc before doing
14407 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
14409 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
14411 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
14413 * configure: Regenerate.
14415 2016-01-09 Jakub Jelinek <jakub@redhat.com>
14417 PR middle-end/50865
14418 PR tree-optimization/69097
14419 * fold-const.h (expr_not_equal_to): New prototype.
14420 * fold-const.c: Include stringpool.h and tree-ssanames.h.
14421 (expr_not_equal_to): New function.
14422 * match.pd (X % -Y is the same as X % Y): Don't optimize
14423 unless X is known not to be equal to minimum or Y is known
14424 not to be equal to -1.
14425 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
14426 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
14427 (simplify_stmt_using_ranges): Adjust caller.
14428 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
14429 substitute_and_fold.
14431 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
14433 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
14436 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14438 PR tree-optimization/69167
14439 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
14440 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
14442 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
14444 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14445 Richard Biener <rguenther@suse.de>
14447 PR tree-optimization/68707
14448 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
14449 instances that can be handled via vect_load_lanes.
14451 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
14453 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
14454 if we can't determine address equivalence.
14455 * alias.c (compare_base_decl): Update for changed return value of
14456 symtab_node::equal_address_to.
14458 2016-01-08 Jason Merrill <jason@redhat.com>
14462 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
14463 * expr.c (store_field): Not here.
14464 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
14465 call with TREE_ADDRESSABLE type.
14466 * tree-cfg.c (verify_gimple_call): Adjust.
14468 2016-01-08 Olivier Hainque <hainque@adacore.com>
14470 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14473 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14475 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14476 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14477 (reduc_smin_v2sf): Rename to...
14478 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14479 (reduc_splus_v2sf): Rename to...
14480 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14482 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14484 PR tree-optimization/69162
14485 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14486 valist argument in another argument.
14487 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14488 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14489 to determine the va_list type, build a MEM_REF instead of
14490 build_fold_indirect_ref.
14492 PR tree-optimization/69172
14493 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14496 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14498 PR tree-optimization/67781
14499 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14500 and cmpnop in two steps: first the ones not accessed in original
14501 gimple expression in a endian independent way and then the ones not
14502 accessed in the final result in an endian-specific way.
14504 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14506 PR tree-optimization/69083
14507 * tree-vect-slp.c (vect_get_constant_vectors): For
14508 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14509 element type. If op is fold_convertible_p to vector_type's element
14510 type, use NOP_EXPR instead of VCE.
14512 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14514 PR rtl-optimization/67778
14515 PR rtl-optimization/68634
14516 PR rtl-optimization/68909
14517 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14518 block from the stack until done with it. Remove a superfluous
14519 bitmap set. Remove a superfluous bitmap test.
14521 2016-01-07 Martin Sebor <msebor@redhat.com>
14524 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14525 constraint on the type of arguments.
14527 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14529 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14530 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14531 unaligned_access on the gcc_options set.
14532 * config/arm/arm.c (arm_option_override_internal): Use
14533 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14535 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14538 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14539 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14541 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14544 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14547 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14548 depending on frame_pointer_needed before remaining integer and SSE
14549 registers are saved.
14551 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14554 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14556 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14559 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14560 Use the "xBm" constraint.
14561 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14563 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14564 (sse_cvtsi2ssq<round_name>): Likewise.
14565 (sse_cvtss2si<round_name>): Likewise.
14566 (sse_cvtss2siq<round_name>): Likewise.
14567 (sse2_cvtsi2sdq<round_name>): Likewise.
14568 (sse2_cvtsd2si<round_name>): Likewise.
14569 (sse2_cvtsd2siq<round_name>): Likewise.
14570 * config/i386/subst.md (round_nimm_scalar_predicate): New
14573 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14575 PR middle-end/67639
14576 * varasm.c (make_decl_rtl): Mark invalid register vars as
14579 PR rtl-optimization/66206
14580 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14581 All callers changed.
14583 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14585 PR tree-optimization/69141
14586 * tree-ssa-pre.c: Include langhooks.h.
14587 (eliminate_dom_walker::before_dom_children): Use
14588 lang_hooks.decl_printable_name instead of
14589 cgraph_node::get ()->name ().
14591 PR middle-end/68960
14592 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14593 it and DECL_ALIGN too.
14595 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14597 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14599 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14602 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14603 depending on frame_pointer_needed before remaining integer and SSE
14604 registers are saved.
14606 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14608 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14609 mode iterator with VSX_M2.
14610 (*p9_vecstore_<mode>): Likewise.
14611 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14612 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14613 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14614 (define_split for VSX_LE128 stores): Likewise.
14615 (define_peephole2 for TImode LE swaps): Likewise.
14616 (define_split for VSX_LE128 post-reload stores): Likewise.
14618 2016-01-06 Marek Polacek <polacek@redhat.com>
14621 * convert.c (convert_to_integer_1): Adjust call to
14622 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
14623 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
14624 EXPR instead of ARG.
14625 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
14627 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14630 * doc/extend.texi (RL78 Variable Attributes): New section.
14632 2016-01-05 Marek Polacek <polacek@redhat.com>
14635 * builtins.c (get_memmodel): Use expansion point location rather than
14636 the input location. Call warning_at rather than warning.
14637 (expand_builtin_atomic_compare_exchange): Likewise.
14638 (expand_builtin_atomic_load): Likewise.
14639 (expand_builtin_atomic_store): Likewise.
14640 (expand_builtin_atomic_clear): Likewise.
14642 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14645 * config/i386/i386.c (ix86_expand_vector_logical_operator):
14646 Replace nonimmediate_operand with vector_operand.
14647 * config/i386/predicates.md (vector_operand): New predicate.
14648 (general_vector_operand): Replace nonimmediate_operand with
14650 * config/i386/sse.md: Replace nonimmediate_operand with
14651 vector_operand and m constraint with Bm constraint on SSE
14652 patterns with 16-byte memory operand.
14653 * config/i386/subst.md (round_nimm_predicate): Replace
14654 nonimmediate_operand with vector_operand.
14655 (round_saeonly_nimm_predicate): Likewise.
14656 (round_saeonly_nimm_scalar_predicate): New.
14658 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14661 * config/i386/constraints.md (Bm): New constraint.
14662 * config/i386/predicates.md (vector_memory_operand): New
14664 * config/i386/sse.md: Replace xm with xBm in plusminus and
14665 any_logic patterns.
14667 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14670 * doc/extend.texi (V850 Function Attributes): New section.
14671 (V850 Variable Attributes): New section.
14673 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14676 * doc/extend.texi (MicroBlaze Function Attributes): Document
14677 interrupt_handler and fast_interrupt attributes.
14679 2016-01-05 Sergei Trofimovich <siarheit@google.com>
14682 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
14683 for local symbolic operands.
14684 * config/ia64/predicates.md (local_symbolic_operand64): New
14687 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14689 PR rtl-optimization/68651
14690 * combine.c (combine_simplify_rtx): Canonicalize x + x into
14693 2016-01-05 Nathan Sidwell <nathan@acm.org>
14695 * alias.c (compare_base_decls): Use symtab_node::get.
14697 2016-01-05 Nick Clifton <nickc@redhat.com>
14700 * ira-costs.c (copy_cost): Initialise the t_icode field of the
14701 secondary_reload_info structure.
14704 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
14705 decls if weak support is available.
14707 2016-01-04 Martin Sebor <msebor@redhat.com>
14709 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
14711 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14713 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14714 OPTION_MASK_P9_DFORM.
14716 * config/rs6000/constraints.md (wo constraint): New constraint for
14719 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
14721 (rs6000_init_hard_regno_mode_ok): Likewise.
14723 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
14726 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
14727 expanders not to have constraints. Add support for ISA 3.0 xxperm
14728 instruction. Add support for fusing xxlor with xxperm.
14729 (altivec_vperm_<mode>_internal): Likewise.
14730 (altivec_vperm_v8hiv16qi): Likewise.
14731 (altivec_vperm_<mode>v16q): Likewise.
14732 (altivec_vperm_<mode>_uns): Likewise.
14733 (vperm_v8hiv4si): Likewise.
14734 (vperm_v16qiv8hi): Likewise.
14736 * doc/md.texi (RS/6000 constraints): Document wo constraint.
14738 2016-01-04 Jakub Jelinek <jakub@redhat.com>
14740 Update copyright years.
14742 * gcc.c (process_command): Update copyright notice dates.
14743 * gcov-dump.c (print_version): Ditto.
14744 * gcov.c (print_version): Ditto.
14745 * gcov-tool.c (print_version): Ditto.
14746 * gengtype.c (create_file): Ditto.
14747 * doc/cpp.texi: Bump @copying's copyright year.
14748 * doc/cppinternals.texi: Ditto.
14749 * doc/gcc.texi: Ditto.
14750 * doc/gccint.texi: Ditto.
14751 * doc/gcov.texi: Ditto.
14752 * doc/install.texi: Ditto.
14753 * doc/invoke.texi: Ditto.
14755 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14757 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
14758 modes larger than TImode as TImode if NEON is not enabled.
14760 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14763 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
14764 mode for %f0-%f31 only if TARGET_FPU.
14766 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14769 * config/sparc/sparc.c (scan_record_type): Take into account subfields
14770 to compute the PACKED_P predicate.
14771 (function_arg_record_value): Minor tweaks.
14773 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14775 * doc/install.texi (--with-multilib-list): Describe the meaning of the
14776 option for arm*-*-* targets.
14778 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
14780 * doc/extend.texi (Common Function Attributes): Move docs for
14781 MSP430-specific attributes to....
14782 (MSP430 Function Attributes): ...here. Delete the redundant
14783 entries and copy-edit the remaining text.
14784 (MSP430 Variable Attributes): Use uniform format for index
14785 entries and add a cross-reference to the corresponding function
14788 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
14790 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
14792 (x86 Options): Likewise.
14794 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14798 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
14799 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
14800 to corresponding attribute.
14802 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14804 * doc/extend.texi (Common Function Attributes) <noplt>: Move
14805 to correct alphabetization of table. Copy-edit and correct
14807 <stack_protect>: Likewise.
14808 <target_clones>: Likewise.
14810 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
14811 Correct punctuation.
14812 (Code Gen Options) <-fno-plt>: Copy-edit.
14814 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
14817 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
14818 SI values. Explicitly convert SI to DI and vice-versa.
14820 2016-01-01 Jakub Jelinek <jakub@redhat.com>
14822 PR tree-optimization/69070
14823 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
14824 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
14827 * ubsan.c (ubsan_instrument_float_cast): Call
14828 initialize_sanitizer_builtins.
14831 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
14833 Copyright (C) 2016 Free Software Foundation, Inc.
14835 Copying and distribution of this file, with or without modification,
14836 are permitted in any medium without royalty provided the copyright
14837 notice and this notice are preserved.