1 2016-05-03 bin cheng <bin.cheng@arm.com>
3 PR tree-optimization/56541
4 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
5 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7 (any_complicated_phi): new static variable.
8 (aggressive_if_conv): delete.
9 (if_convertible_phi_p): support phis with more than two arguments.
10 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
12 (ifcvt_split_critical_edges): support phis with more than two
13 arguments by checking new parameter. only split critical edges
15 (tree_if_conversion): handle simd pragma marked loop using new
16 local variable aggressive_if_conv. check any_complicated_phi.
18 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
23 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
28 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
30 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
31 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
32 define_insn_and_split.
33 (mulsi3_i): New define_insn_and_split.
34 (mulsi3_call): Convert to define_insn.
35 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
38 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
40 * machmode.h (mode_complex): Add support to give the complex mode
42 (GET_MODE_COMPLEX_MODE): Likewise.
43 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
44 stored by build_complex_type and gfc_build_complex_type instead of
45 trying to figure out the appropriate mode based on the size. Raise
46 an assertion error, if the type was not set.
47 * genmodes.c (struct mode_data): Add field for the complex type of
49 (blank_mode): Likewise.
50 (make_complex_modes): Remember the complex mode created in the
52 (emit_mode_complex): Write out the mode_complex array to map a
53 type mode to the complex version.
54 (emit_insn_modes_c): Likewise.
55 * tree.c (build_complex_type): Set the complex type to use before
57 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
58 support for __float128 complex datatypes.
59 (rs6000_hard_regno_mode_ok): Likewise.
60 (rs6000_setup_reg_addr_masks): Likewise.
61 (rs6000_complex_function_value): Likewise.
62 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
63 __float128 and __ibm128 complex.
64 (FLOAT128_IBM_P): Likewise.
65 (ALTIVEC_ARG_MAX_RETURN): Likewise.
66 * doc/extend.texi (Additional Floating Types): Document that
67 -mfloat128 must be used to enable __float128. Document complex
68 __float128 and __ibm128 support.
70 2016-05-02 Jakub Jelinek <jakub@redhat.com>
73 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
74 char/short arguments promoted to int because of promote_prototypes.
76 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
78 * config/i386/predicates.md (register_ssemem_operand): New predicate.
79 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
80 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
81 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
82 alternatives using "enabled" attribute. Use register_ssemem_operand
83 as operand 1 predicate.
84 (*cmpi<unord>xf_i387): Split XFmode pattern from
85 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
86 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
87 *absneg<mode>2_i387. Disable unsupported alternatives using
89 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
91 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
93 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
95 (oacc_loop_process): Check mask for loop termination.
97 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
99 * cif-code.def (CIF_THUNK): Add.
100 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
103 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
105 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
106 (dump_inline_summary): Dump it.
107 (fp_expression_p): New predicate.
108 (estimate_function_body_sizes): Use it.
109 (inline_merge_summary): Merge fp_expressions.
110 (inline_read_section): Read fp_expressions.
111 (inline_write_summary): Write fp_expressions.
112 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
113 codegen boundary if either caller or callee is !fp_expressions.
114 * ipa-inline.h (inline_summary): Add fp_expressions.
115 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
116 to fp_expressions be sure the fp generation flags are updated.
118 2016-05-02 Jakub Jelinek <jakub@redhat.com>
120 PR rtl-optimization/70467
121 * cse.c (cse_insn): Handle no-op MEM moves after folding.
123 PR rtl-optimization/70467
124 * ipa-pure-const.c (check_call): Handle internal calls even in
125 ipa mode like in local mode.
127 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
129 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
131 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
133 * match.pd (X u< X, X u> X): New transformations.
135 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
137 * flag-types.h (enum warn_strict_overflow_code): Move ...
138 * coretypes.h: ... here.
139 * fold-const.h (fold_overflow_warning): Declare.
140 * fold-const.c (fold_overflow_warning): Make non-static.
141 (fold_comparison): Move the transformation of X +- C1 CMP C2
142 into X CMP C2 -+ C1 ...
143 * match.pd: ... here.
144 * gimple-fold.c (fold_stmt_1): Protect with
145 fold_defer_overflow_warnings.
147 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
149 * omp-low.c (struct oacc_loop): Add 'inner' field.
150 (new_oacc_loop_raw): Initialize it to zero.
151 (oacc_loop_fixed_partitions): Initialize it.
152 (oacc_loop_auto_partitions): Partition outermost loop to outermost
153 available partitioning.
155 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
157 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
159 (umulsidi3): Likewise.
160 (indirect_jump): Fix jump instruction assembly patterns.
162 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
165 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
166 (nvptx_function_value): Assert non-NULL cfun.
168 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
170 PR rtl-optimization/70886
171 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
173 * cselib.h (rtx_equal_for_cselib_1): Declare.
174 (rtx_equal_for_cselib_p: New inline function.
175 * cselib.c (rtx_equal_for_cselib_p): Delete.
176 (rtx_equal_for_cselib_1): Make public.
178 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
180 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
181 (register_mixssei387nonimm_operand): Remove predicate.
182 * config/i386/i386.md (*fop_<mode>_comm): Merge from
183 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
184 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
185 for TARGET_MIX_SSE_I387 alternatives.
186 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
187 Disable unsupported alternatives using "enabled" attribute. Use
188 nonimm_ssenomem_operand as operand 1 predicate. Also check
189 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
191 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
193 * tree.c (cst_and_fits_in_hwi): Simplify.
195 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
197 * tree.h (wi::to_wide): New function.
198 * expr.c (expand_expr_real_1): Use wi::to_wide.
199 * fold-const.c (int_const_binop_1): Likewise.
200 (extract_muldiv_1): Likewise.
202 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
204 * wide-int.h: Update offset_int and widest_int documentation.
205 (WI_SIGNED_SHIFT_RESULT): New macro.
206 (wi::binary_shift): Define signed_shift_result_type for
207 shifts on offset_int- and widest_int-like types.
208 (generic_wide_int): Support <<= and >>= if << and >> are supported.
209 * tree.h (int_bit_position): Use shift operators instead of wi::
211 * alias.c (adjust_offset_for_component_ref): Likewise.
212 * expr.c (get_inner_reference): Likewise.
213 * fold-const.c (fold_comparison): Likewise.
214 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
215 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
216 * tree-dfa.c (get_ref_base_and_extent): Likewise.
217 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
218 (stmt_kills_ref_p): Likewise.
219 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
220 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
221 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
222 (ao_ref_init_from_vn_reference): Likewise.
224 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
226 * wide-int.h: Update offset_int and widest_int documentation.
227 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
228 (wi::binary_traits): Allow ordered comparisons between offset_int and
229 offset_int, between widest_int and widest_int, and between either
230 of these types and basic C types.
231 (operator <, <=, >, >=): Define for the same combinations.
232 * tree.h (tree_int_cst_lt): Use comparison operators instead
234 (tree_int_cst_le): Likewise.
235 * gimple-fold.c (fold_array_ctor_reference): Likewise.
236 (fold_nonarray_ctor_reference): Likewise.
237 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
238 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
239 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
240 * tree-sra.c (completely_scalarize): Likewise.
241 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
242 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
243 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
244 (check_for_binary_op_overflow): Likewise.
245 (search_for_addr_array): Likewise.
246 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
248 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
250 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
251 (arc_save_restore): Likewise.
252 (arc_dwarf_register_span): Likewise.
253 (arc_output_pic_addr_const): Initialize suffix variable.
255 2016-05-02 Martin Liska <mliska@suse.cz>
257 * symbol-summary.h (function_summary::function_summary):
258 Remove checking assert for all cgraph nodes.
259 (function_summary::get): Check summary_uid.
260 (symtab_insertion): Check summary_uid.
262 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
264 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
265 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
267 (arc_dwarf_register_span): Remove enum keyword.
268 (compact_memory_operand_p): New function.
269 * config/arc/arc.h (reg_class): Add code density register classes.
270 (REG_CLASS_NAMES): Likewise.
271 (REG_CLASS_CONTENTS): Likewise.
272 * config/arc/arc.md (*movqi_insn): Add code density instructions.
273 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
274 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
275 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
276 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
278 (h, Rcd, Rsd, Rzd): New register constraints.
279 (T): Use compact_memory_operand_p function.
280 * config/arc/predicates.md (compact_load_memory_operand): Remove.
282 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
284 * config/sh/sh.md (*negnegt, *movtt): Remove.
286 2016-05-02 Marek Polacek <polacek@redhat.com>
287 Tom de Vries <tom@codesourcery.com>
289 PR tree-optimization/70700
290 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
291 bigger than FIRST_REF_NODE.
293 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
296 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
298 (prepare_cbranch_operands): Don't use scratch register. Assume that
299 function is used when pseudos can be created.
300 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
301 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
302 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
303 define_expand. Allow it only when pseudos can be created.
304 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
306 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
308 * config/i386/constraints.md (BC): Only allow -1 operands.
309 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
310 Add "enabled" attribute. Update XI mode attribute calculation.
311 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
312 (*movoi_internal_avx): Update XI mode attribute calculation.
313 (*movti_internal): Ditto.
315 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
317 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
318 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
320 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
322 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
323 statement on instruction code. Remove trailing spaces.
324 (altivec_expand_stv_builtin): Likewise.
326 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
328 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
329 (TARGET_FPU_DOUBLE): Simplify.
330 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
331 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
332 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
333 with 'TARGET_FPU_DOUBLE'.
334 * config/sh/sh.md: Likewise.
336 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
338 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
339 SH_DIV_STR_FOR_SIZE): Remove.
340 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
341 SH_DIV_STR_FOR_SIZE): Remove.
343 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
345 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
346 logical_reg_operand): Delete.
347 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
348 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
349 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
350 match_operand and match_test.
351 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
352 variables on their first use. Return bool values.
353 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
354 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
355 arith_reg_operand for input operand. Remove empty constraints.
357 (*xorsi3_compact): Rename to xorsi3.
358 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
359 (*zero_extend<mode>si2_disp_mem): Update comment.
362 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
364 * config/sh/t-sh: Remove SH5 support.
365 * config.gcc: Likewise.
366 * configure: Likewise.
368 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
370 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
372 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
374 * config/sh/sh.c (register_sh_passes, sh_option_override,
375 sh_print_operand, prepare_move_operands,
376 sh_can_follow_jump): Remove TARGET_SH1 checks.
377 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
378 PROMOTE_MODE): Likewise.
379 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
382 2016-04-30 Alan Modra <amodra@gmail.com>
384 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
385 restoring when fixed_reg_p, but allow out-of-line or stmw save.
386 Check for user regs later to avoid unnecessary looping over regs.
387 Merge user reg check with non-saved reg check. Don't force
388 inline VR restore when static chain used.
389 (rs6000_frame_related): Omit eh_frame info for user regs when
391 (fixed_regs_p): Delete.
393 2016-04-30 Alan Modra <amodra@gmail.com>
395 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
396 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
399 2016-04-30 Alan Modra <amodra@gmail.com>
402 * config/rs6000/rs6000.c (fixed_reg_p): New function.
403 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
406 2016-04-30 Alan Modra <amodra@gmail.com>
408 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
409 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
410 flag_pic test for Darwin.
412 2016-04-30 Alan Modra <amodra@gmail.com>
414 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
416 (REG_FREQ_CALLS_CROSSED): Delete.
417 (REG_N_THROWING_CALLS_CROSSED): Delete.
418 * regstat.c (regstat_bb_compute_ri): Don't calculate
419 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
420 (dump_reg_info): Don't print call cross frequency.
421 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
422 and REG_N_THROWING_CALLS_CROSSED.
424 2016-04-30 Alan Modra <amodra@gmail.com>
426 * regs.h (struct reg_info_t): Delete live_length.
427 (REG_LIVE_LENGTH): Delete macro.
428 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
429 local_live, local_processed and local_live_last_luid params.
430 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
432 (regstat_compute_ri): Adjust for above. Don't set
434 (dump_reg_info): Don't print live length.
435 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
436 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
437 Localize loop_depth var.
439 2016-04-30 Alan Modra <amodra@gmail.com>
441 * ira.c (enum valid_equiv): New.
442 (validate_equiv_mem): Return enum.
443 (update_equiv_mem): Create replacement in more cases.
444 (add_store_equivs): Update validate_equiv_mem call.
446 2016-04-30 Alan Modra <amodra@gmail.com>
448 * ira.c (combine_and_move_insns): Rather than scanning insns,
449 use DF infrastucture to find use and def insns.
451 2016-04-30 Alan Modra <amodra@gmail.com>
453 ira.c (combine_and_move_insns): Move invariant conditions..
454 (ira.c): ..to here. Call combine_and_move_insns before
455 add_store_equivs. Call grow_reg_equivs later. Allocate
456 req_equiv later using max_reg_num() rather than global max_regno.
457 (contains_replace_regs): Delete.
458 (add_store_equivs): Remove contains_replace_regs test.
460 2016-04-30 Alan Modra <amodra@gmail.com>
462 * ira.c (struct equiv_mem_data): New.
463 (equiv_mem, equiv_mem_modified): Delete static vars.
464 (validate_equiv_mem_from_store): Use "data" param to communicate..
465 (validate_equiv_mem): ..from here.
467 2016-04-30 Alan Modra <amodra@gmail.com>
469 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
471 (update_reg_equivs): ..here. Move allocation and freeing of
472 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
473 end_alias_analysis to..
476 2016-04-30 Alan Modra <amodra@gmail.com>
478 * ira.c (pdx_subregs): Delete.
479 (struct equivalence): Add pdx_subregs field.
480 (set_paradoxical_subreg): Remove pdx_subregs param. Update
482 (update_equiv_regs): Don't create or free pdx_subregs. Update
485 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
487 * config/rs6000/altivec.h: Change definitions of vec_xl and
489 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
490 (LD_ELEMREV_V2DI): New.
491 (LD_ELEMREV_V4SF): New.
492 (LD_ELEMREV_V4SI): New.
493 (LD_ELEMREV_V8HI): New.
494 (LD_ELEMREV_V16QI): New.
495 (ST_ELEMREV_V2DF): New.
496 (ST_ELEMREV_V2DI): New.
497 (ST_ELEMREV_V4SF): New.
498 (ST_ELEMREV_V4SI): New.
499 (ST_ELEMREV_V8HI): New.
500 (ST_ELEMREV_V16QI): New.
503 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
504 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
505 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
506 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
507 (altivec_expand_builtin): Add handling for
508 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
509 (rs6000_invalid_builtin): Add error-checking for
510 RS6000_BTM_P9_VECTOR.
511 (altivec_init_builtins): Define builtins used to implement vec_xl
513 (rs6000_builtin_mask_names): Define power9-vector.
514 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
515 (RS6000_BTM_P9_VECTOR): Define.
516 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
517 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
518 (vsx_ld_elemrev_v2df): Likewise.
519 (vsx_ld_elemrev_v4sf): Likewise.
520 (vsx_ld_elemrev_v4si): Likewise.
521 (vsx_ld_elemrev_v8hi): Likewise.
522 (vsx_ld_elemrev_v16qi): Likewise.
523 (vsx_st_elemrev_v2df): Likewise.
524 (vsx_st_elemrev_v2di): Likewise.
525 (vsx_st_elemrev_v4sf): Likewise.
526 (vsx_st_elemrev_v4si): Likewise.
527 (vsx_st_elemrev_v8hi): Likewise.
528 (vsx_st_elemrev_v16qi): Likewise.
529 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
532 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
534 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
536 (simplify_control_stmt_condition_1): ... here. Recurse into
537 BIT_AND_EXPRs and BIT_IOR_EXPRs.
539 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
542 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
543 (zero_extendqi<mode>2_dot): Revert earlier conversion from
544 define_insn_and_split to define_insn.
545 (zero_extendqi<mode>2_dot2): Same.
546 (extendqi<mode>2_dot): Same.
547 (extendqi<mode>2_dot2): Same.
549 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
551 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
552 (probe_stack): New expander.
553 (probe_stack_<mode>): New insn pattern.
555 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
557 * config/i386/i386.md
558 (operations with memory inputs setting flags peephole2):
559 Remove uneeded REG_P checks. Cleanup pattern generation.
561 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
563 * tree-vect-loop.c (vect_transform_loop): Fix
564 nb_iterations_upper_bound computation for vectorized loop.
566 2016-04-29 Marek Polacek <polacek@redhat.com>
567 Jakub Jelinek <jakub@redhat.com>
570 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
571 TARGET_EXPR_SLOT as a base.
573 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
575 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
576 with 'rCm2' constraints to limit possible immediate size.
577 (*load_zeroextendqisi_update): Likewise.
578 (*load_signextendqisi_update): Likewise.
579 (*loadhi_update): Likewise.
580 (*load_zeroextendhisi_update): Likewise.
581 (*load_signextendhisi_update): Likewise.
582 (*loadsi_update): Likewise.
583 (*loadsf_update): Likewise.
585 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/predicates.md (constm1_operand): Fix comparison.
589 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
591 * testsuite/gcc.target/arc/ieee_eq.c: New test.
593 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
595 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
596 remaining SH5 related settings.
597 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
598 shmedia_prepare_call_address): Delete.
599 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
600 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
601 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
602 UNSUPPORTED_SH2A): Remove m5 checks.
603 (sh_divide_strategy_e): Remove SH5 division strategies.
604 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
605 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
607 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
609 * config/s390/s390.c (s390_rtx_costs): Update documentation.
611 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
613 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
614 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
616 * config/s390/vector.md ("mov<mode>"): Likewise.
618 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
620 * config/s390/constraints.md ("U", "W"): Invoke
621 s390_mem_constraint with "ZR" and "ZT".
622 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
623 addresses when using LRA. Accept also short displacements for S
624 and T constraints. Do not check for long displacement target for
626 (s390_mem_constraint): Remove handling of U and W constraints.
627 * config/s390/s390.md (various patterns): Remove the short
628 displacement constraints (Q and R) if a long displacement
629 constraint is present. Add longdisp as required CPU capability.
630 * config/s390/vector.md: Likewise.
631 * config/s390/vx-builtins.md: Likewise.
633 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
636 * reload1.c (reload): Call finish_spills before
637 restarting reload loop. Skip select_reload_regs
638 if update_eliminables_and_spill returns true.
640 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
642 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
643 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
644 (umulhisi3_imm): Update predicates and constraint letters.
645 (umulhisi3_reg): Declare instruction as commutative.
646 * config/arc/constraints.md (J12, J16): New constraints.
647 * config/arc/predicates.md (short_unsigned_const_operand): New
649 (arc_short_operand): Likewise.
650 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
652 2016-04-29 Richard Biener <rguenther@suse.de>
654 PR tree-optimization/13962
655 PR tree-optimization/65686
656 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
657 * tree-ssa-alias.c (ptrs_compare_unequal): New function
658 using PTA to compare pointers.
659 * match.pd: Add pattern for pointer equality compare simplification
660 using ptrs_compare_unequal.
662 2016-04-29 Richard Biener <rguenther@suse.de>
664 * stor-layout.c (layout_type): Do not build a pointer-to-element
667 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
669 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
670 Use SWI mode iterator. Use general_reg_operand predicate.
671 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
672 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
675 2016-04-29 Jakub Jelinek <jakub@redhat.com>
678 * fold-const.c (operand_equal_p): Don't verify hash value equality
680 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
683 2016-04-28 Jakub Jelinek <jakub@redhat.com>
686 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
687 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
688 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
689 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
690 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
692 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
694 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
695 to info. Don't initialize separate fields to 0. Clean up
698 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
700 * config/i386/i386.md (peephole2s for operations with memory inputs):
701 Use SWI mode iterator.
702 (peephole2s for operations with memory outputs): Ditto.
703 Do not check for stack checking probe.
705 (probe_stack): Remove expander.
707 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
708 Andrew Burgess <andrew.burgess@embecosm.com>
710 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
713 2016-04-28 Jason Merrill <jason@redhat.com>
715 * gdbinit.in: Skip line-map.h.
717 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
718 Andrew Burgess <andrew.burgess@embecosm.com>
720 * config/arc/arc.c (arc_conditional_register_usage): Take
721 TARGET_RRQ_CLASS into account.
722 (arc_print_operand): Support printing 'p' and 's' operands.
723 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
725 (TARGET_RRQ_CLASS): Define.
726 (IS_POWEROF2_OR_0_P): Define.
727 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
729 (*tst_movb): New define_insn.
730 (*tst): Avoid recognition if it could prevent '*tst_movb'
731 combination; replace c/CnL with c/Chs alternative.
732 (*tst_bitfield_tst): New define_insn.
733 (*tst_bitfield_asr): New define_insn.
734 (*tst_bitfield): New define_insn.
735 (andsi3_i): Add Rrq variant.
736 (extzv): New define_expand.
737 (insv): New define_expand.
738 (*insv_i): New define_insn.
739 (*movb): New define_insn.
740 (*movb_signed): New define_insn.
741 (*movb_high): New define_insn.
742 (*movb_high_signed): New define_insn.
743 (*movb_high_signed + 1): New define_split pattern.
744 (*mrgb): New define_insn.
745 (*mrgb + 1): New define_peephole2 pattern.
746 (*mrgb + 2): New define_peephole2 pattern.
747 * config/arc/arc.opt (mbitops): New option for nps400, uses
748 TARGET_NPS_BITOPS_DEFAULT.
749 * config/arc/constraints.md (q): Make register class conditional.
750 (Rrq): New register constraint.
751 (Chs): New constraint.
752 (Clo): New constraint.
753 (Chi): New constraint.
754 (Cbf): New constraint.
755 (Cbn): New constraint.
756 (C18): New constraint.
757 (Cbi): New constraint.
759 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
761 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
763 (bitmap_intersection_of_preds): Ditto.
764 (bitmap_union_of_succs): Ditto.
765 (bitmap_union_of_preds): Ditto.
766 * sbitmap.c (do_popcount): Delete.
767 (BITMAP_DEBUGGING): Delete.
768 (sbitmap_verify_popcount): Delete.
769 (sbitmap_alloc): Don't initialize the popcount field.
770 (sbitmap_alloc_with_popcount): Delete.
771 (sbitmap_resize): Don't resize the popcount array.
772 (sbitmap_vector_alloc): Don't initialize the popcount field.
773 (bitmap_copy): Don't copy the popcount array.
774 (bitmap_clear): Don't clear the popcount array.
775 (bitmap_clear): Delete the popcount array handling.
776 (bitmap_ior_and_compl): Delete the popcount assert.
778 (bitmap_and_compl): Ditto.
779 (bitmap_and): Delete the popcount array handling.
782 (bitmap_or_and): Delete the popcount assert.
783 (bitmap_and_or): Ditto.
784 (popcount_table): Delete.
785 (sbitmap_elt_popcount): Delete.
786 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
787 (bitmap_set_bit): Delete the popcount assert.
788 (bitmap_clear_bit): Ditto.
789 (sbitmap_free): Don't free the popcount array.
790 (sbitmap_alloc_with_popcount): Delete declaration.
791 (sbitmap_popcount): Ditto.
793 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
794 Andrew Burgess <andrew.burgess@embecosm.com>
796 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
797 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
798 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
799 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
800 * config/arc/arc.opt (mcmem): New option.
801 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
802 supply length for r/m alternative.
803 (*extendqisi2_ac): Likewise.
804 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
806 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
807 (movhi_insn): Likewise.
808 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
809 (*zero_extendqihi2_i): Add r/Ucm alternative.
810 (*zero_extendqisi2_ac): Likewise.
811 (*zero_extendhisi2_i): Likewise.
812 * config/arc/constraints.md (Uex): New memory constraint.
813 (Ucm): New define_constraint.
814 * config/arc/predicates.md (long_immediate_loadstore_operand):
815 Return 0 for MEM with cmem_address address.
816 (cmem_address_0): New predicates.
817 (cmem_address_1): Likewise.
818 (cmem_address_2): Likewise.
819 (cmem_address): Likewise.
821 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
823 * config/rs6000/rs6000.c (machine_function): Rename
824 insn_chain_scanned_p to spe_insn_chain_scanned_p.
825 (rs6000_stack_info): Adjust.
827 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
828 Andrew Burgess <andrew.burgess@embecosm.com>
830 * config/arc/constraints.md (Usd): Convert to define_constraint.
834 2016-04-28 Jakub Jelinek <jakub@redhat.com>
837 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
838 Add new peephole2 where the first insn is *mov<mode>_or instead of
841 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
843 * tracer.c (bb_seen): Make static.
845 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
847 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
848 support, setup defaults.
849 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
850 * config/arc/arc.c (arc_init): Add NPS400 support.
851 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
852 (TARGET_ARC700): NPS400 is also an ARC700.
853 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
855 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
858 * config/nds32/nds32.md (casesi): Don't access the operands array
861 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
864 (or $-1,reg peephole2): Ditto.
865 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
867 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
869 * doc/extend.texi (Common Function Attributes) [optimize]:
870 Discourage use of the optimize attribute.
872 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
874 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
875 special case builtin.
876 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
877 ALTIVEC_BUILTIN_VEC_ADDE.
878 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
879 support for ALTIVEC_BUILTIN_VEC_ADDE.
880 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
881 for __builtin_vec_adde.
883 2016-04-28 Jakub Jelinek <jakub@redhat.com>
885 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
886 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
888 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
891 * doc/sourcebuild.texi (Effective-Target Keywords, Other
892 attributes): Document cilkplus_runtime.
894 2016-04-28 Martin Jambor <mjambor@suse.cz>
896 * tree-cfg.c (verify_expr): Verify that local declarations belong to
897 this function. Call verify_expr on MEM_REFs and bases of other
900 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
902 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
903 for WORD_REGISTER_OPERATIONS to runtime check.
905 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
907 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
909 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
911 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
912 big-endian compilation.
913 * config/arc/arc.md (addf3): Likewise.
917 2016-04-28 Richard Biener <rguenther@suse.de>
919 PR tree-optimization/70840
920 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
921 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
922 Mark x * pow(x,c) -> pow(x,c+1) commutative.
923 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
925 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
927 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
928 and explain why in a comment.
930 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
932 * config/arc/arc.md (cpu_facility): Add fpx variant.
933 (subdf3): Prohibit use reverse sub when assist operations option
935 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
936 instructions only when FPX is enabled.
937 * testsuite/gcc.target/arc/trsub.c: New test.
939 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
942 mult_operator when calculating "type" attribute.
943 (*fop_<mode>_1_i387): Ditto.
944 (*fop_xf_1_i387): Ditto.
945 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
946 Use std::swap to swap operands. Use RTL expressions to generate
949 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
950 Joern Rennecke <joern.rennecke@embecosm.com>
952 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
954 (emit_pic_move): Remove.
955 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
956 * config/arc/arc.c (emit_pic_move): Removed.
957 (TARGET_HAVE_TLS): Define.
958 (arc_conditional_register_usage): Test for arc_tp_regno.
959 (arc_print_operand, arc_print_operand_address): Handle TLS
961 (arc_needs_pcl_p): New function.
962 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
963 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
964 (arc_raw_symbolic_reference_mentioned_p): Likewise.
965 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
966 (arc_legitimize_tls_address): Likewise.
967 (DTPOFF_ZERO_SYM): Define.
968 (arc_legitimize_pic_address): Make it static, handle TLS cases.
969 (arc_output_pic_addr_const): Print TLS unspecs.
970 (prepare_pic_move): New function, replaces emit_pic_move.
971 (arc_legitimate_constant_p): Handle TLS unspecs.
972 (arc_legitimate_address_p): Likewise.
973 (arc_rewrite_small_data_p): Use assert for TLS constants.
974 (prepare_move_operands): Use prepare_pic_move.
975 (arc_legitimize_address): Legitimize tls addresses.
976 (arc_epilogue_uses): Check for arc_tp_regno.
977 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
978 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
980 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
982 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
983 %(arc_tls_extra_start_spec).
984 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
985 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
987 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
988 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
989 (UNSPEC_TLS_OFF): Add.
991 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
992 (get_thread_pointersi): New patterns.
993 * config/arc/arc.opt (mtp-regno): New option.
994 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
995 (move_dest_operand): Likewise.
996 * configure: Regenerate.
997 * configure.ac: Add arc*-*-* case to test for tls.
998 * doc/invoke.texi (ARC options): Document mtp-regno.
1000 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
1002 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
1003 the new ARC HS SIMD instructions.
1004 (arc_preferred_simd_mode): New function.
1005 (arc_autovectorize_vector_sizes): Likewise.
1006 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
1007 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
1008 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
1009 (arc_init_builtins): Add new SIMD builtin types.
1010 (arc_split_move): Handle 64 bit vector moves.
1011 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
1012 (TARGET_PLUS_QMACW): Define.
1013 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
1014 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
1015 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
1016 (VSUBADD4H): New builtins.
1017 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
1018 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
1020 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
1021 Matthias Klose <doko@debian.org>
1023 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
1025 2016-04-28 Richard Biener <rguenther@suse.de>
1028 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
1031 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
1033 * common/config/sh/sh-common.c: Remove SH5 support.
1034 * config/sh/constraints.md: Likewise.
1035 * config/sh/config/sh/elf.h: Likewise.
1036 * config/sh/linux.h: Likewise.
1037 * config/sh/netbsd-elf.h: Likewise.
1038 * config/sh/predicates.md: Likewise.
1039 * config/sh/sh-c.c: Likewise.
1040 * config/sh/sh-protos.h: Likewise.
1041 * config/sh/sh.c: Likewise.
1042 * config/sh/sh.h: Likewise.
1043 * config/sh/sh.md: Likewise.
1044 * config/sh/sh.opt: Likewise.
1045 * config/sh/sync.md: Likewise.
1046 * config/sh/sh64.h: Delete.
1047 * config/sh/shmedia.h: Likewise.
1048 * config/sh/shmedia.md: Likewise.
1049 * config/sh/sshmedia.h: Likewise.
1050 * config/sh/t-netbsd-sh5-64: Likewise.
1051 * config/sh/t-sh64: Likewise.
1052 * config/sh/ushmedia.h: Likewise.
1054 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/i386.md (sign_extend to memory peephole2s): Use
1057 general_reg_operand instead of register_operand predicate.
1059 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1061 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
1063 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
1065 * match.pd (A - B > A, A + B < A): New transformations.
1067 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
1069 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
1070 which defaults to true. Emit an outer pair of parentheses only if
1071 EMIT_PARENS. When continuing a chain of && or || (or & or |),
1072 don't emit parentheses for the right-hand operand.
1074 2016-04-27 Jeff Law <law@redhat.com>
1076 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
1078 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1080 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
1081 (altivec_lvx_<mode>_internal): Document.
1082 (altivec_lvx_<mode>_2op): New define_insn.
1083 (altivec_lvx_<mode>_1op): Likewise.
1084 (altivec_lvx_<mode>_2op_si): Likewise.
1085 (altivec_lvx_<mode>_1op_si): Likewise.
1086 (altivec_stvx_<mode>): Remove.
1087 (altivec_stvx_<mode>_internal): Document.
1088 (altivec_stvx_<mode>_2op): New define_insn.
1089 (altivec_stvx_<mode>_1op): Likewise.
1090 (altivec_stvx_<mode>_2op_si): Likewise.
1091 (altivec_stvx_<mode>_1op_si): Likewise.
1092 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1093 Expand vec_ld and vec_st during parsing.
1094 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
1096 (altivec_expand_stvx_be): Likewise.
1097 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
1098 address-masking behavior in RTL.
1099 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
1100 address-masking behavior in RTL.
1101 (altivec_expand_builtin): Change builtin code arguments for calls
1102 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
1103 (insn_is_swappable_p): Avoid incorrect swap optimization in the
1104 presence of lvx/stvx patterns.
1105 (alignment_with_canonical_addr): New function.
1106 (alignment_mask): Likewise.
1107 (find_alignment_op): Likewise.
1108 (recombine_lvx_pattern): Likewise.
1109 (recombine_stvx_pattern): Likewise.
1110 (recombine_lvx_stvx_patterns): Likewise.
1111 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
1112 stvx patterns from expand.
1113 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
1115 (vector_altivec_store_<mode>): Likewise.
1117 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
1119 * config/aarch64/aarch64.md
1120 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
1121 remove the "fp" attributes.
1122 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
1123 add the "simd" attributes.
1124 (*movdf_aarch64): Likewise.
1125 (*movtf_aarch64): Remove the "fp" attributes.
1126 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
1127 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
1129 2016-04-27 David Malcolm <dmalcolm@redhat.com>
1131 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
1132 rtx to rtx_code_label *.
1133 * rtl.h (maybe_set_first_label_num): Likewise.
1135 2016-04-27 David Malcolm <dmalcolm@redhat.com>
1137 * df-core.c (df_add_problem): Make the problem param be const.
1138 (df_remove_problem): Make local "problem" be const.
1139 * df-problems.c (problem_RD): Make const.
1140 (problem_LR): Likewise.
1141 (problem_LIVE): Likewise.
1142 (problem_MIR): Likewise.
1143 (problem_CHAIN): Likewise.
1144 (problem_WORD_LR): Likewise.
1145 (problem_NOTE): Likewise.
1146 (problem_MD): Likewise.
1147 * df-scan.c (problem_SCAN): Likewise.
1148 * df.h (struct df_problem): Make field "dependent_problem" be
1150 (struct dataflow): Likewise for field "problem".
1151 (df_add_problem): Make param const.
1153 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
1155 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
1156 inter-unit moves to/from vector registers are enabled. Do not disable
1159 2016-04-27 David Malcolm <dmalcolm@redhat.com>
1161 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
1162 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
1164 (enum df_problem_id): ...this new enum.
1165 (struct df_problem): Convert field "id" from "int" to
1168 2016-04-27 David Malcolm <dmalcolm@redhat.com>
1170 * rtl.def: Update comment for "things in the instruction chain" to
1171 reflect the removal of the leading "i" field for INSN_UID in
1172 r210360. Fix bogus apostrophe.
1174 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
1176 * config/i386/i386.md
1177 (lea arith with mem operand + setcc peephole2): Set operator mode.
1179 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
1182 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
1183 (dimode_scalar_to_vector_candidate_p): This.
1184 (timode_scalar_to_vector_candidate_p): New function.
1185 (scalar_to_vector_candidate_p): Likewise.
1186 (timode_check_non_convertible_regs): Likewise.
1187 (timode_remove_non_convertible_regs): Likewise.
1188 (remove_non_convertible_regs): Likewise.
1189 (remove_non_convertible_regs): Renamed to ...
1190 (dimode_remove_non_convertible_regs): This.
1191 (scalar_chain::~scalar_chain): Make it virtual.
1192 (scalar_chain::compute_convert_gain): Make it pure virtual.
1193 (scalar_chain::mark_dual_mode_def): Likewise.
1194 (scalar_chain::convert_insn): Likewise.
1195 (scalar_chain::convert_registers): Likewise.
1196 (scalar_chain::add_to_queue): Make it protected.
1197 (scalar_chain::emit_conversion_insns): Likewise.
1198 (scalar_chain::replace_with_subreg): Likewise.
1199 (scalar_chain::replace_with_subreg_in_insn): Likewise.
1200 (scalar_chain::convert_op): Likewise.
1201 (scalar_chain::convert_reg): Likewise.
1202 (scalar_chain::make_vector_copies): Likewise.
1203 (scalar_chain::convert_registers): New pure virtual function.
1204 (class dimode_scalar_chain): New class.
1205 (class timode_scalar_chain): Likewise.
1206 (scalar_chain::mark_dual_mode_def): Renamed to ...
1207 (dimode_scalar_chain::mark_dual_mode_def): This.
1208 (timode_scalar_chain::mark_dual_mode_def): New function.
1209 (timode_scalar_chain::convert_insn): Likewise.
1210 (dimode_scalar_chain::convert_registers): Likewise.
1211 (scalar_chain::compute_convert_gain): Renamed to ...
1212 (dimode_scalar_chain::compute_convert_gain): This.
1213 (scalar_chain::replace_with_subreg): Renamed to ...
1214 (dimode_scalar_chain::replace_with_subreg): This.
1215 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
1216 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
1217 (scalar_chain::make_vector_copies): Renamed to ...
1218 (dimode_scalar_chain::make_vector_copies): This.
1219 (scalar_chain::convert_reg): Renamed to ...
1220 (dimode_scalar_chain::convert_reg ): This.
1221 (scalar_chain::convert_op): Renamed to ...
1222 (dimode_scalar_chain::convert_op): This.
1223 (scalar_chain::convert_insn): Renamed to ...
1224 (dimode_scalar_chain::convert_insn): This.
1225 (scalar_chain::convert): Call convert_registers.
1226 (convert_scalars_to_vector): Change to scalar_chain pointer to
1227 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
1228 in 32-bit mode. Delete scalar_chain pointer. Call
1229 free_dominance_info in 64-bit mode.
1230 (pass_stv::gate): Remove TARGET_64BIT check.
1231 (ix86_option_override): Put the 64-bit STV pass before the CSE
1234 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
1236 * dwarf2out.h (struct dw_loc_descr_node): Remove the
1237 dw_loc_frame_offset field.
1238 * dwarf2out.c (new_loc_descr): Likewise.
1239 (resolve_args_picking_1): Turn the VISITED hash set into a
1240 FRAME_OFFSET hash map. Use it to associate a frame offset to
1241 visited nodes. Remove uses of the CHECKING_P macro.
1242 (resolve_args_picking): Update call to resolve_args_picking_1.
1244 2016-04-27 Martin Liska <mliska@suse.cz>
1246 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
1247 (free_loop_data): Release vuses of groups.
1249 2016-04-27 Bin Cheng <bin.cheng@arm.com>
1251 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
1252 instead of redundant use_id and boolean have_use_for.
1253 (struct iv_use): Change sub_id into group_id. Remove field next.
1254 Move fields: related_cands, n_map_members, cost_map and selected
1256 (struct iv_group): ... here. New structure.
1257 (struct iv_common_cand): Use structure declaration directly.
1258 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
1259 (MAX_CONSIDERED_USES): Rename macro to ...
1260 (MAX_CONSIDERED_GROUPS): ... here.
1261 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
1262 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
1263 (dump_uses): Rename to ...
1264 (dump_groups): ... here. Update all uses.
1265 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
1266 (find_induction_variables): Refactor format of dump information.
1267 (record_sub_use): Delete.
1268 (record_use): Update all uses.
1269 (record_group): New function.
1270 (record_group_use, find_interesting_uses_op): Call above functions.
1272 (find_interesting_uses_cond): Ditto.
1273 (group_compare_offset): New function.
1274 (split_all_small_groups): Rename to ...
1275 (split_small_address_groups_p): ... here. Update all uses.
1276 (split_address_groups): Update all uses.
1277 (find_interesting_uses): Refactor format of dump information.
1278 (add_candidate_1): Update all uses. Remove redundant check on iv,
1280 (add_candidate, record_common_cand): Remove redundant assert.
1281 (add_iv_candidate_for_biv): Update use.
1282 (add_iv_candidate_derived_from_uses): Update all uses.
1283 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
1284 (alloc_use_cost_map): Ditto.
1285 (set_use_iv_cost, get_use_iv_cost): Rename to ...
1286 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
1287 (determine_use_iv_cost_generic): Ditto.
1288 (determine_group_iv_cost_generic): Ditto.
1289 (determine_use_iv_cost_address): Ditto.
1290 (determine_group_iv_cost_address): Ditto.
1291 (determine_use_iv_cost_condition): Ditto.
1292 (determine_group_iv_cost_cond): Ditto.
1293 (determine_use_iv_cost): Ditto.
1294 (determine_group_iv_cost): Ditto.
1295 (set_autoinc_for_original_candidates): Update all uses.
1296 (find_iv_candidates): Update all uses. Refactor dump information.
1297 (determine_use_iv_costs): Ditto.
1298 (determine_iv_costs): Ditto.
1299 (iv_ca_cand_for_use): Rename to ...
1300 (iv_ca_cand_for_group): ... here. Update all uses.
1301 (iv_ca_add_use, iv_ca_add_group): Ditto.
1302 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
1303 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
1304 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
1305 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
1306 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
1307 (create_new_iv, adjust_iv_update_pos): Ditto.
1308 (rewrite_use_address): Delete.
1309 (rewrite_use_address_1): Rename to ...
1310 (rewrite_use_address): ... here.
1311 (rewrite_use_compare): Update all uses.
1312 (rewrite_use): Delete.
1313 (rewrite_uses): Rename to ...
1314 (rewrite_groups): ... here. Update all uses.
1315 (remove_unused_ivs, free_loop_data): Update all uses.
1316 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
1318 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1320 * rtlanal.c (nonzero_bits1): Convert preprocessor check
1321 for WORD_REGISTER_OPERATIONS to runtime check.
1323 2016-04-27 Richard Biener <rguenther@suse.de>
1326 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
1327 aggregate_value_p to determine if a function result is
1328 returned by reference.
1329 (ipa_pta_execute): Functions having their address taken are
1330 not automatically nonlocal.
1332 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1335 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
1336 * fold-const.c (operand_equal_p): If flag_checking and
1337 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
1338 and if it returns non-zero, assert iterative_hash_expr on both
1341 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1343 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
1345 2016-04-27 Nick Clifton <nickc@redhat.com>
1348 * varasm.c (merge_weak): Generate an error if an attempt is made
1349 to convert a non-weak static function into a weak, public function.
1351 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1353 * params.def (MAX_PARTITION_SIZE): New param.
1354 * doc/invoke.texi: Document lto-max-partition.
1356 2016-04-27 Richard Biener <rguenther@suse.de>
1359 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
1360 function cummulating used_from_other_partition, externally_visible
1361 and force_output from aliases.
1362 (refered_from_nonlocal_var): Likewise.
1363 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
1364 node flags properly.
1366 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1368 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
1369 (-Wmemset-elt-size): New item.
1371 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
1374 * stor-layout.h (internal_reference_types): Delete.
1375 * stor-layout.c (reference_types_internal): Likewise.
1376 (internal_reference_types): Likewise.
1377 (layout_type) <REFERENCE_TYPE>: Adjust.
1379 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1382 * tree.h (inchash::add_expr): Add FLAGS argument.
1383 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
1384 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
1385 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
1386 Formatting fix. Adjust recursive calls. For tcc_comparison,
1387 if swap_tree_comparison (code) is smaller than code, hash that
1388 and arguments in the other order. Hash CONVERT_EXPR the same
1389 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
1390 of ADDR_EXPR of decl as the decl itself. Add or remove
1391 OEP_ADDRESS_OF from recursive flags as needed. For
1392 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
1393 operands commutatively and only the third one normally.
1394 For internal CALL_EXPR hash in CALL_EXPR_IFN.
1396 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
1398 * config/rtems.h (LIB_SPEC): Add -latomic.
1400 2016-04-27 Joel Sherrill <joel@rtems.org>
1402 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
1403 xilink.ld and flags not relevant to RTEMS.
1405 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
1407 * toplev.c (backend_init_target): Avoid calling init_reload when using
1410 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1412 * reorg.c (try_merge_delay_insns): Declare i and j inside the
1413 for loops rather than one for the whole function.
1415 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1417 * match.pd (X + CST CMP X): New transformation.
1419 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1421 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
1422 * fold-const.c (fold_binary_loc): Remove 2 transformations
1423 superseded by match.pd.
1424 * match.pd (x+x -> x*2): Generalize to integers.
1426 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
1428 * config/i386/i386.md (operation on memory peephole): Duplicate an
1429 existing peephole and adapt it to match lea rather than an operation
1432 PR rtl-optimization/57193
1433 * opts.c (default_options_table): Add OPT_frename_registers at -O2
1435 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
1437 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1439 * tree-if-conv.c (any_pred_load_store): New static variable.
1440 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
1441 any_pred_load_store instead of and_mask_load_store.
1442 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
1443 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
1444 (combine_blocks, tree_if_conversion): Ditto.
1446 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1448 PR tree-optimization/70771
1449 PR tree-optimization/70775
1450 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
1451 virtual PHI nodes. Delete parameter.
1452 (if_convertible_loop_p_1): Delete argument to above function.
1453 (predicate_all_scalar_phis): Delete code handling single-argument
1455 (tree_if_conversion): Mark and update virtual SSA.
1457 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1460 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
1461 (x86_elf_aligned_common): Rename to ...
1462 (x86_elf_aligned_decl_common): ... this.
1463 Add decl arg. Switch to .lbss for largecomm object. Use
1464 LARGECOMM_SECTION_ASM_OP.
1465 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
1467 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
1468 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
1470 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
1471 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
1473 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1476 * config/i386/i386.c (SECTION_LARGE): Define.
1477 (x86_64_elf_select_section): Set it for large data/bss sections.
1478 Only clear SECTION_WRITE for .lrodata.
1479 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
1481 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
1482 * varasm.c (default_elf_asm_named_section): Grow flagchars.
1483 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
1485 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
1486 * doc/tm.texi: Regenerate.
1488 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1491 * configure.ac (--enable-checking): Document extra flag, for
1492 non-release builds default to --enable-checking=yes,extra.
1493 If misc checking and extra checking, define CHECKING_P to 2 instead
1495 * common.opt (fchecking=): Add.
1496 * doc/invoke.texi (-fchecking=): Document.
1497 * doc/install.texi: Document --enable-checking changes.
1498 * configure: Regenerated.
1499 * config.in: Regenerated.
1501 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1503 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
1504 attribute instead of which_alternative.
1505 * config/i386/sse.md (*mov<mode>_internal): Ditto.
1506 Use EXT_REX_SSE_REG_P where appropriate.
1508 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1510 * config/i386/predicates.md (const0_operand): Do not match
1511 const_wide_int code.
1512 (const1_operand): Ditto.
1514 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1516 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
1517 for SSE constm1 operands and TARGET_AVX512VL.
1518 (*movti_internal): Ditto.
1519 (*mov<mode>_or): Use constm1_operand predicate.
1520 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
1521 for SSE vector_all_ones operands and TARGET_AVX512VL.
1522 * config/i386/predicates.md (constm1_operand): New predicate.
1523 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
1524 emission of constant -1 load.
1526 2016-04-25 Jason Merrill <jason@redhat.com>
1528 * gdbinit.in: Skip is-a.h.
1530 * attribs.c (register_scoped_attributes): Fix logic.
1531 * attribs.h: Declare register_scoped_attributes.
1533 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1535 * config/rs6000/rs6000-builtin.def: Correct pasto error for
1536 stxvd2x and stxvw4x built-in functions.
1538 2016-04-25 DJ Delorie <dj@redhat.com>
1540 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
1541 (ashrhi3): Likewise.
1542 (lshrhi3): Likewise.
1544 2016-04-25 Richard Biener <rguenther@suse.de>
1546 PR tree-optimization/70780
1547 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
1549 (compute_antic): Mark blocks with abnormal preds as visited as
1550 they have a final empty antic-in solution already.
1552 2016-04-25 Michael Collison <michael.collison@linaro.org>
1554 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
1556 2016-04-25 Michael Collison <michael.collison@linaro.org>
1558 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
1559 mode is VQI to improve mixed mode vectorization.
1560 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
1561 define_insn to match low half of signed vaddw.
1562 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
1563 define_insn to match high half of signed vaddw.
1564 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
1565 define_insn to match low half of unsigned vaddw.
1566 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
1567 define_insn to match high half of unsigned vaddw.
1568 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
1569 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1570 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
1572 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1573 * config/arm/predicates.md (vect_par_constant_high): Support
1574 big endian and simplify by calling
1575 arm_simd_check_vect_par_cnst_half
1576 (vect_par_constant_low): Likewise.
1578 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
1581 predicate for operand 2.
1583 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
1584 H.J. Lu <hongjiu.lu@intel.com>
1586 * config/i386/i386-protos.h (standard_sse_constant_p): Add
1587 machine_mode argument.
1588 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
1589 constm1_rtx operands. For VOIDmode constants, get mode from
1590 pred_mode. Check mode size if the mode is supported by ABI.
1591 (standard_sse_constant_opcode): Do not use standard_constant_p.
1592 Strictly check ABI support for all-ones operands.
1593 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
1594 immediates. Update calls to standard_sse_constant_p.
1595 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
1596 (ix86_rtx_costs): Ditto.
1597 * config/i386/i386.md (*movxi_internal_avx512f): Use
1598 nonimmediate_or_sse_const_operand instead of vector_move_operand.
1599 Use (v,BC) alternative instead of (v,C). Use register_operand
1600 checks instead of MEM_P.
1601 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
1602 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
1603 isa attribute. Use register_operand checks instead of MEM_P.
1604 (*movti_internal): Use nonimmediate_or_sse_const_operand for
1605 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
1606 alternative and corresponding sse2 isa attribute.
1607 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
1608 to standard_sse_constant_p.
1609 (FP constant splitters): Ditto.
1610 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
1612 * config/i386/predicates.md (constm1_operand): Remove.
1613 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
1614 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
1615 vector_all_ones_operand instead of constm1_operand.
1617 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1619 * print-rtl.c (print_rtx_insn_vec): New function.
1620 * print-rtl.h: New prototype.
1621 * store-motion.c (struct st_expr): Make avail_stores a vector.
1622 (st_expr_entry): Adjust.
1623 (free_st_expr_entry): Likewise.
1624 (print_store_motion_mems): Likewise.
1625 (find_moveable_store): Likewise.
1626 (compute_store_table): Likewise.
1627 (delete_store): Likewise.
1628 (build_store_vectors): Likewise.
1630 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1632 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1634 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1636 * vec.h (vec_safe_contains): New function.
1637 (vec::contains): Likewise.
1638 (vec::begin): Likewise.
1639 (vec::end): Likewise.
1641 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1644 * cfgexpand.c (expand_stack_vars): Fix typo.
1646 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1648 * system.h (list, map, set, vector): Include conditionally.
1649 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1650 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1651 * ipa-icf.c (INCLUDE_LIST): Define.
1652 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1653 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1654 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1655 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1656 * cp/logic.cc (INCLUDE_LIST): Define.
1657 * fortran/trans-common.c (INCLUDE_MAP): Define.
1659 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1661 * auto-profile.c: Remove <string.h> include.
1662 * ipa-icf-gimple.c: Remove <list> include.
1663 * diagnostic.c: Remove <new> include.
1664 * genmatch.c: Likewise.
1665 * pretty-print.c: Likewise.
1666 * toplev.c: Likewise
1667 * c/c-objc-common.c: Likewise.
1668 * cp/error.c: Likewise.
1669 * fortran/error.c: Likewise.
1671 2016-04-22 Richard Biener <rguenther@suse.de>
1673 * lto-streamer-in.c (input_ssa_names): Do not allocate
1674 GIMPLE_NOP for all SSA names.
1675 * lto-streamer-out.c (output_ssa_names): Do not output
1676 SSA names that should have been released.
1678 2016-04-22 Richard Biener <rguenther@suse.de>
1680 PR tree-optimization/70740
1681 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1684 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1687 * config/i386/predicates.md (call_insn_operand): Replace
1688 sibcall_memory_operand with memory_operand.
1690 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1692 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1693 has_single_use() tests.
1694 (register_edge_assert_for_1): Likewise.
1695 (find_assert_locations_1): Check the liveness bitmap instead of
1696 checking has_single_use().
1698 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1701 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1702 Extract AVX-512BW constraint from AVX.
1704 2016-04-21 Richard Biener <rguenther@suse.de>
1706 PR tree-optimization/70725
1707 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1708 for phi_convertible_by_degenerating_args.
1709 (predicate_all_scalar_phis): Handle single-argument PHIs.
1711 2016-04-21 Richard Biener <rguenther@suse.de>
1714 * fold-const.c (fold_comparison): Return properly typed
1717 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1719 PR tree-optimization/70715
1720 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1721 after expanding BASE using expand_simple_operations.
1723 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1725 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1726 New transformations.
1728 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1730 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1732 2016-04-20 Jan Hubicka <jh@suse.cz>
1734 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1735 ultiimate_alias_target.
1736 (update_callee_keys): Likewise.
1737 (lookup_recursive_calls): Likewise.
1738 (speculation_useful_p): Likewise.
1740 2016-04-20 Jan Hubicka <jh@suse.cz>
1743 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1744 (set_nothrow_flag_1): ... this; handle interposition correctly;
1745 recurse on aliases and thunks.
1746 (cgraph_node::set_nothrow_flag): New.
1747 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1748 functions compiled with non-call exceptions that binds to current
1750 (propagate_nothrow): Be safe WRT interposition.
1751 * cgraph.h (set_nothrow_flag): Update prototype.
1753 2016-04-18 Jan Hubicka <jh@suse.cz>
1755 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1756 max_loop_iterations_int.
1757 (tree_unswitch_outer_loop): Likewise.
1759 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1761 PR tree-optimization/69489
1762 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1763 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1764 Revise dump message.
1765 (if_convertible_bb_p): Remove check on edge count of basic block's
1768 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1770 PR tree-optimization/56625
1771 PR tree-optimization/69489
1772 * tree-data-ref.h (DR_INNERMOST): New macro.
1773 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1774 hashing struct innermost_loop_behavior.
1775 (ref_DR_map): Remove.
1776 (innermost_DR_map): New map.
1777 (baseref_DR_map): Revise comment.
1778 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1779 to innermost_DR_map accroding to its innermost loop behavior.
1780 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1781 to its innermost loop behavior.
1782 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1783 Add initialization for innermost_DR_map. Record memory reference
1784 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1785 have innermost loop behavior.
1786 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1789 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1791 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1792 *lea_general_1. Use explicit SWI12 mode interator.
1793 (*lea<mode>_general_2): Rename from *lea_general_2.
1794 Use explicit SWI12 mode interator.
1795 (*lea<mode>_general_3): Rename from *lea_general_3.
1796 Use explicit SWI12 mode interator.
1797 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1798 Use explicit SWI12 mode interator.
1799 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1800 Use explicit SWI48 mode interator.
1802 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1804 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1805 Short-cut unaligned load and store cases. Handle all integer
1807 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1808 and store cases. Call ix86_avx256_split_vector_move_misalign
1809 directly without checking mode class.
1811 2016-04-20 Andrew Pinski <apinski@cavium.com>
1812 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1815 * config/aarch64/aarch64.md (sibcall): Force call
1816 address to be DImode for ILP32.
1817 (sibcall_value): Likewise.
1819 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1821 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1823 2016-04-20 Richard Biener <rguenther@suse.de>
1825 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1826 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1827 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1828 (maybe_push_res_to_seq): Adjust.
1829 * gimple-fold.c (maybe_build_generic_op): Likewise.
1831 2016-04-20 Marek Polacek <polacek@redhat.com>
1833 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1836 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1838 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1839 use kmovw to support AVX512F target.
1841 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1843 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1845 2016-04-20 Marek Polacek <polacek@redhat.com>
1847 PR tree-optimization/70725
1848 * tree-if-conv.c (is_false_predicate): New function.
1849 (predicate_mem_writes): Use it.
1851 2016-04-20 Richard Biener <rguenther@suse.de>
1853 PR tree-optimization/70726
1854 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1855 shift amounts from a pattern stmt operand.
1857 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1860 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1861 stack_restore_from_fpr pattern when restoring r15.
1862 (s390_optimize_prologue): Strip away the memory barrier in the
1863 parallel when trying to get rid of restore insns.
1864 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1865 definition for loading the stack pointer from an FPR. Compared to
1866 the normal move insn this pattern includes a full memory barrier.
1868 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1871 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1872 implicitly linear or lastprivate iterator on the outer context.
1874 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1876 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1878 * config/i386/i386.md (ssememalign): Removed.
1879 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1881 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1884 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1885 const short * to __builtin_ia32_loaddquhi512_mask.
1886 (_mm512_maskz_loadu_epi16): Likewise.
1887 (_mm512_mask_storeu_epi16): Pass short * to
1888 __builtin_ia32_storedquhi512_mask.
1889 (_mm512_mask_loadu_epi8): Pass const char * to
1890 __builtin_ia32_loaddquqi512_mask.
1891 (_mm512_maskz_loadu_epi8): Likewise.
1892 (_mm512_mask_storeu_epi8): Pass char * to
1893 __builtin_ia32_storedquqi512_mask.
1894 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1895 const double * to __builtin_ia32_loadupd512_mask.
1896 (_mm512_mask_loadu_pd): Likewise.
1897 (_mm512_maskz_loadu_pd): Likewise.
1898 (_mm512_storeu_pd): Pass double * to
1899 __builtin_ia32_storeupd512_mask.
1900 (_mm512_mask_storeu_pd): Likewise.
1901 (_mm512_loadu_ps): Pass const float * to
1902 __builtin_ia32_loadups512_mask.
1903 (_mm512_mask_loadu_ps): Likewise.
1904 (_mm512_maskz_loadu_ps): Likewise.
1905 (_mm512_storeu_ps): Pass float * to
1906 __builtin_ia32_storeups512_mask.
1907 (_mm512_mask_storeu_ps): Likewise.
1908 (_mm512_mask_loadu_epi64): Pass const long long * to
1909 __builtin_ia32_loaddqudi512_mask.
1910 (_mm512_maskz_loadu_epi64): Likewise.
1911 (_mm512_mask_storeu_epi64): Pass long long *
1912 to __builtin_ia32_storedqudi512_mask.
1913 (_mm512_loadu_si512): Pass const int * to
1914 __builtin_ia32_loaddqusi512_mask.
1915 (_mm512_mask_loadu_epi32): Likewise.
1916 (_mm512_maskz_loadu_epi32): Likewise.
1917 (_mm512_storeu_si512): Pass int * to
1918 __builtin_ia32_storedqusi512_mask.
1919 (_mm512_mask_storeu_epi32): Likewise.
1920 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1921 char * to __builtin_ia32_storedquqi256_mask.
1922 (_mm_mask_storeu_epi8): Likewise.
1923 (_mm256_mask_loadu_epi16): Pass const short * to
1924 __builtin_ia32_loaddquhi256_mask.
1925 (_mm256_maskz_loadu_epi16): Likewise.
1926 (_mm_mask_loadu_epi16): Pass const short * to
1927 __builtin_ia32_loaddquhi128_mask.
1928 (_mm_maskz_loadu_epi16): Likewise.
1929 (_mm256_mask_loadu_epi8): Pass const char * to
1930 __builtin_ia32_loaddquqi256_mask.
1931 (_mm256_maskz_loadu_epi8): Likewise.
1932 (_mm_mask_loadu_epi8): Pass const char * to
1933 __builtin_ia32_loaddquqi128_mask.
1934 (_mm_maskz_loadu_epi8): Likewise.
1935 (_mm256_mask_storeu_epi16): Pass short * to.
1936 __builtin_ia32_storedquhi256_mask.
1937 (_mm_mask_storeu_epi16): Pass short * to.
1938 __builtin_ia32_storedquhi128_mask.
1939 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1940 const double * to __builtin_ia32_loadupd256_mask.
1941 (_mm256_maskz_loadu_pd): Likewise.
1942 (_mm_mask_loadu_pd): Pass onst double * to
1943 __builtin_ia32_loadupd128_mask.
1944 (_mm_maskz_loadu_pd): Likewise.
1945 (_mm256_mask_storeu_pd): Pass double * to
1946 __builtin_ia32_storeupd256_mask.
1947 (_mm_mask_storeu_pd): Pass double * to
1948 __builtin_ia32_storeupd128_mask.
1949 (_mm256_mask_loadu_ps): Pass const float * to
1950 __builtin_ia32_loadups256_mask.
1951 (_mm256_maskz_loadu_ps): Likewise.
1952 (_mm_mask_loadu_ps): Pass const float * to
1953 __builtin_ia32_loadups128_mask.
1954 (_mm_maskz_loadu_ps): Likewise.
1955 (_mm256_mask_storeu_ps): Pass float * to
1956 __builtin_ia32_storeups256_mask.
1957 (_mm_mask_storeu_ps): ass float * to
1958 __builtin_ia32_storeups128_mask.
1959 (_mm256_mask_loadu_epi64): Pass const long long * to
1960 __builtin_ia32_loaddqudi256_mask.
1961 (_mm256_maskz_loadu_epi64): Likewise.
1962 (_mm_mask_loadu_epi64): Pass const long long * to
1963 __builtin_ia32_loaddqudi128_mask.
1964 (_mm_maskz_loadu_epi64): Likewise.
1965 (_mm256_mask_storeu_epi64): Pass long long * to
1966 __builtin_ia32_storedqudi256_mask.
1967 (_mm_mask_storeu_epi64): Pass long long * to
1968 __builtin_ia32_storedqudi128_mask.
1969 (_mm256_mask_loadu_epi32): Pass const int * to
1970 __builtin_ia32_loaddqusi256_mask.
1971 (_mm256_maskz_loadu_epi32): Likewise.
1972 (_mm_mask_loadu_epi32): Pass const int * to
1973 __builtin_ia32_loaddqusi128_mask.
1974 (_mm_maskz_loadu_epi32): Likewise.
1975 (_mm256_mask_storeu_epi32): Pass int * to
1976 __builtin_ia32_storedqusi256_mask.
1977 (_mm_mask_storeu_epi32): Pass int * to
1978 __builtin_ia32_storedqusi128_mask.
1979 * config/i386/i386-builtin-types.def (PCSHORT): New.
1981 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1982 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1983 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1984 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1985 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1986 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1987 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1988 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1989 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1990 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1991 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1992 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1993 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1994 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1995 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1996 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1997 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1998 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1999 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
2000 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
2001 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
2002 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
2003 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
2004 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
2005 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
2006 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
2007 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
2008 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
2009 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
2010 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
2011 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
2012 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
2013 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
2014 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
2015 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
2016 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
2017 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
2018 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
2019 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
2020 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
2021 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
2022 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
2023 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
2024 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
2025 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
2026 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
2027 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
2028 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
2029 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
2031 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
2032 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
2034 (ix86_expand_vector_move_misalign): Likewise.
2035 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
2036 to scalar function prototype for unaligned load/store builtins.
2037 (ix86_expand_special_args_builtin): Updated.
2038 * config/i386/sse.md (UNSPEC_LOADU): Removed.
2039 (UNSPEC_STOREU): Likewise.
2040 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
2041 (VI_ULOADSTORE_F_AVX512VL): Likewise.
2042 (ssescalarsize): Handle V4TI, V2TI and V1TI.
2043 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
2044 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
2045 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
2046 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
2047 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
2048 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
2049 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
2050 (<avx512>_storedqu<mode>_mask): Likewise.
2051 (*sse4_2_pcmpestr_unaligned): Likewise.
2052 (*sse4_2_pcmpistr_unaligned): Likewise.
2053 (*mov<mode>_internal): Renamed to ...
2054 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
2055 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
2056 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
2057 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
2059 2016-04-19 Richard Biener <rguenther@suse.de>
2061 PR tree-optimization/70171
2062 * tree-ssa-phiprop.c: Include stor-layout.h.
2063 (phiprop_insert_phi): Handle the aggregate copy case.
2064 (propagate_with_phi): Likewise.
2066 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
2069 instead of simplify_gen_subreg (... , 0).
2070 (ix86_delegitimize_address): Ditto.
2071 (ix86_split_divmod): Ditto.
2072 (ix86_split_copysign_const): Ditto.
2073 (ix86_split_copysign_var): Ditto.
2074 (ix86_expand_args_builtin): Ditto.
2075 (ix86_expand_round_builtin): Ditto.
2076 (ix86_expand_special_args_builtin): Ditto.
2077 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
2078 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
2079 (udivmodqi4): Ditto.
2080 (absneg splitters): Ditto.
2081 (*jcc_bt<mode>_1): Ditto.
2083 2016-04-19 Richard Biener <rguenther@suse.de>
2085 PR tree-optimization/70724
2086 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
2087 restoring out from ...
2088 (free_scc_vn): ... here.
2089 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
2090 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
2092 (pass_fre::execute): Restore SSA info.
2094 2016-04-19 Richard Biener <rguenther@suse.de>
2096 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
2097 * gimple-walk.c (walk_gimple_op): Initialize it.
2098 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
2099 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
2100 remapping SSA names of defs.
2101 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
2104 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
2107 * lra-constraints.c (equiv_substition_p): New.
2108 (process_alt_operands): Use it.
2109 (swap_operands): Swap it.
2110 (curr_insn_transform): Update it.
2112 2016-04-18 Michael Matz <matz@suse.de>
2114 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
2115 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
2116 * tree-core.h (tree_type_common.align): Use bit-field.
2117 (tree_type_common.spare): New.
2118 (tree_decl_common.off_align): Make smaller.
2119 (tree_decl_common.align): Use bit-field.
2121 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
2122 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
2123 (scan_sharing_clauses): Ditto.
2124 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2125 (omp_finish_file): Ditto.
2126 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
2127 (layout_decl): Ditto.
2128 (relayout_decl): Ditto.
2129 (finalize_record_size): Use SET_TYPE_ALIGN.
2130 (finalize_type_size): Ditto.
2131 (finish_builtin_struct): Ditto.
2132 (layout_type): Ditto.
2133 (initialize_sizetypes): Ditto.
2134 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
2135 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
2136 (lookup_field_for_decl): Use SET_DECL_ALIGN.
2137 (get_chain_field): Ditto.
2138 (get_trampoline_type): Ditto.
2139 (get_nl_goto_field): Ditto.
2140 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2142 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
2143 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
2144 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2145 (build_qualified_type): Use SET_TYPE_ALIGN.
2146 (build_aligned_type, build_range_type_1): Ditto.
2147 (build_atomic_base): Ditto.
2148 (build_common_tree_nodes): Ditto.
2149 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
2150 (expand_one_stack_var_at): Ditto.
2151 * coverage.c (build_var): Use SET_DECL_ALIGN.
2152 * except.c (init_eh): Ditto.
2153 * function.c (assign_parm_setup_block): Ditto.
2154 * symtab.c (increase_alignment_1): Ditto.
2155 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
2156 * tree-vect-stmts.c (ensure_base_align): Ditto.
2157 * varasm.c (align_variable): Ditto.
2158 (assemble_variable): Ditto.
2159 (build_constant_desc): Ditto.
2160 (output_constant_def_contents): Ditto.
2162 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
2163 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
2164 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
2165 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
2166 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
2168 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
2171 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
2172 replace %vmovsd with "%vmovq".
2173 (vec_concatv2df): Likewise.
2175 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
2177 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
2178 (*vec_extractv2si_0): Ditto.
2179 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
2180 (zero_extended_scalar_load_operand splitters): Ditto.
2181 (vec_extract splitters): Ditto.
2182 (*vec_extractv4si_0_zext): Ditto.
2183 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
2185 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
2186 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
2187 (*sse4_1_extractps): Use lowpart_subreg.
2189 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2191 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
2193 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
2194 Mention Solaris 11 packaging changes.
2195 Update gas and gld requirements.
2196 Remove reference to pre-Solaris 10 bug.
2197 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
2199 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
2202 2016-04-17 Jan Hubicka <jh@suse.cz>
2204 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
2205 max_loop_iterations_int.
2207 2016-04-18 Richard Biener <rguenther@suse.de>
2209 PR tree-optimization/43434
2210 * tree-ssa-structalias.c (struct vls_data): New.
2211 (visit_loadstore): Handle all pointer-based accesses.
2212 (compute_dependence_clique): Compute a bitmap of restrict tags
2213 assigned bases and pass it to visit_loadstore.
2215 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
2218 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
2219 armv8.1-a and armv8.1-a+crc.
2221 2016-04-18 Richard Biener <rguenther@suse.de>
2223 PR tree-optimization/70701
2224 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
2225 references after translating through a memcpy.
2227 2016-04-18 Richard Biener <rguenther@suse.de>
2229 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
2230 (compute_antic): ... here. For partial antic use regular
2231 postorder and scrap iteration.
2232 (compute_partial_antic_aux): Remove unused return value.
2233 (init_pre): Do not allocate postorder.
2234 (fini_pre): Do not free postorder.
2236 2016-04-18 Richard Biener <rguenther@suse.de>
2239 * expmed.c (extract_bit_field_1): Remove broken case
2240 using a wider MODE_INT mode.
2242 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
2244 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
2245 unless compiling with at least GCC-4.8.
2247 2016-04-17 Jan Hubicka <jh@suse.cz>
2250 * graphite.c (graphite_finalize): Update call to
2251 tree_estimate_probability.
2252 * predict.h (tree_estimate_probability): Update prototype.
2254 2016-04-17 Jan Hubicka <jh@suse.cz>
2256 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
2257 (tree_estimate_probability): Likewise.
2258 (pass_profile::execute): Update.
2259 (report_predictor_hitrates): New function.
2260 * profile.c (compute_branch_probabilities): Use it.
2261 * predict.h (report_predictor_hitrates): Declare.
2263 2016-04-17 Jan Hubicka <jh@suse.cz>
2266 * cgraph.h (cgraph_node::set_const_flag,
2267 cgraph_node::set_pure_flag): Update prototype to return bool;
2269 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
2270 of interposable symbol are interposable, too.
2271 (cgraph_set_const_flag_1): Rename to ...
2272 (set_const_flag_1): ... this one; change to self recursive function
2273 instead of call_for_symbol_thunks_and_aliases. Handle correctly
2274 clearnig the flag in all variants and also virtual thunks of const
2275 functions are pure; track if any change was done.
2276 (cgraph_node::set_const_flag): Update.
2277 (struct set_pure_flag_info): New struct.
2278 (cgraph_set_pure_flag_1): Rename to ...
2279 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
2280 rather than pointer encoded flags; track if any changes was done;
2281 handle correctly clearning flag and setting flag of aliases already
2283 (cgraph_node::set_pure_flag): Update.
2284 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
2286 2016-04-17 Tom de Vries <tom@codesourcery.com>
2289 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
2292 2016-04-17 Tom de Vries <tom@codesourcery.com>
2294 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
2295 '{}<> ' as escape-for-record.
2297 2016-04-17 Tom de Vries <tom@codesourcery.com>
2299 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
2302 2016-04-17 Tom de Vries <tom@codesourcery.com>
2305 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
2306 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
2307 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
2308 * passes.c (finish_optimization_passes): Only call
2309 finish_graph_dump_file if dfi->graph_dump_initialized.
2310 (execute_function_dump, pass_init_dump_file): Use
2311 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
2313 2016-04-17 Tom de Vries <tom@codesourcery.com>
2315 PR tree-optimization/70256
2316 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
2317 (debug_varmap): New function.
2319 2016-04-17 Tom de Vries <tom@codesourcery.com>
2322 * passes.c (pass_manager::register_pass): Propagate pflags.
2324 2016-04-17 Tom de Vries <tom@codesourcery.com>
2327 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
2328 * passes.c (pass_manager::pass_manager): Declare and init p_start in
2329 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
2330 check if it's equal to p_start.
2331 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
2333 2016-04-15 Jan Hubicka <jh@suse.cz>
2336 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
2337 function does not bind to current def.
2338 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
2339 handle conservatively calls to functions that does not need to bind
2341 (check_call): Update call of worse_state.
2342 (ignore_edge_for_nothrow): Update.
2343 (ignore_edge_for_pure_const): Likewise.
2344 (propagate_pure_const): Update calls to worse_state.
2345 (skip_function_for_local_pure_const): Reformat comments.
2347 2016-04-15 Jan Hubicka <jh@suse.cz>
2350 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
2351 (cgraph_node::function_symbol): Likewise.
2352 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2353 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
2354 (symtab_node::ultimate_alias_target): Add REF parameter.
2355 (symtab_node::binds_to_current_def_p): Declare.
2356 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
2357 (cgraph_node::function_symbol): Likewise.
2358 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2359 (cgraph_node::get_availability): Likewise.
2360 (cgraph_edge::binds_to_current_def_p): New inline function.
2361 (varpool_node::get_availability): Add REF parameter.
2362 (varpool_node::ultimate_alias_target): Likewise.
2363 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
2364 (symtab_node::binds_to_current_def_p): Likewise.
2365 * varpool.c (varpool_node::get_availability): Likewise.
2367 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2370 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
2371 Fix mode size check.
2373 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2375 * BASE-VER: Set to 7.0.0.
2377 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
2379 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
2381 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2383 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
2384 architecture revisions.
2386 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
2388 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
2389 * config/i386/i386.c (ix86_using_red_zone): No longer static.
2390 * config/i386/i386.md (stack decrement to push peepholes): Guard
2391 with !x86_using_red_zone ().
2393 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2396 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
2397 to dump_generic_node.
2398 (NIY): Pass also flags to do_niy.
2400 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
2402 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
2403 (simd_clone_vector_of_formal_parm_types)
2404 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
2405 (simd_clone_mangle, simd_clone_create)
2406 (simd_clone_adjust_return_type, create_tmp_simd_array)
2407 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
2408 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
2409 (ipa_simd_modify_function_body, simd_clone_linear_addend)
2410 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
2411 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
2412 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
2413 * omp-simd-clone.c: ... this new file.
2414 (simd_clone_vector_of_formal_parm_types): Make it static.
2415 * Makefile.in (OBJS): Add omp-simd-clone.o.
2417 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2420 * config/i386/sse.md: Use proper memory operand modifiers.
2423 2016-04-15 Richard Biener <rguenther@suse.de>
2424 Alan Modra <amodra@gmail.com>
2426 PR tree-optimization/70130
2427 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
2428 when alignment stays not the same and no not use the realign
2431 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2434 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2435 direct move handlers for KFmode. Change TFmode handlers test from
2436 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
2438 2016-04-14 Jakub Jelinek <jakub@redhat.com>
2441 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
2442 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
2443 (inlined_polymorphic_ctor_dtor_block_p): Use it.
2444 * tree-ssa-live.c (remove_unused_scope_block_p): When
2445 in_ctor_dtor_block, avoid discarding not just BLOCKs with
2446 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
2447 block_ultimate_origin is FUNCTION_DECL.
2448 (remove_unused_locals): If current_function_decl is
2449 polymorphic_ctor_dtor_p, pass initial true to
2450 remove_unused_scope_block_p' is_ctor_dtor_block.
2452 2016-04-14 Martin Sebor <msebor@redhat.com>
2457 * doc/extend.texi (Variable Length): Revert.
2459 2016-04-14 Marek Polacek <polacek@redhat.com>
2460 Jan Hubicka <hubicka@ucw.cz>
2463 * tree.c (verify_type): Disable the canonical type of main variant
2466 2016-04-14 Jason Merrill <jason@redhat.com>
2468 * cfgexpand.c, expr.c: Revert previous change.
2470 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
2473 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
2474 when building a mem ref for the incoming reduction variable.
2476 2016-04-14 Richard Biener <rguenther@suse.de>
2478 PR tree-optimization/70614
2479 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
2480 loop if the evolution dropped to chrec_dont_know.
2481 (interpret_condition_phi): Likewise.
2483 2016-04-14 Richard Biener <rguenther@suse.de>
2485 PR tree-optimization/70623
2486 * tree-ssa-pre.c (changed_blocks): Make global ...
2487 (compute_antic): ... local here. Move and fix worklist
2488 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
2489 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
2490 worklist handling, dump when ANTIC_IN changed.
2491 (compute_partial_antic_aux): Remove worklist handling.
2492 (init_pre): Do not compute post dominators. Add a comment about
2493 the CFG order chosen.
2494 (fini_pre): Do not free post dominators.
2496 2016-04-13 Martin Sebor <msebor@redhat.com>
2501 * doc/extend.texi (Variable Length): Document C++ specifics.
2503 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2506 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
2507 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
2508 eh edges have been purged.
2511 * tree-sra.c (create_access_replacement,
2512 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
2514 * tree-pretty-print.c (dump_fancy_name): New function.
2515 (dump_decl_name, dump_generic_node): Use it.
2517 2016-04-13 Jason Merrill <jason@redhat.com>
2519 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
2520 * expr.c (expand_expr_real_1): Likewise.
2522 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
2524 * config/i386/i386.md (kunpckhi): Swap operands.
2525 (kunpcksi): Likewise.
2526 (kunpckdi): Likewise.
2527 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
2528 (vec_pack_trunc_<mode>): Likewise.
2530 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2533 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
2536 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
2537 gimplification turns some element into non-constant.
2540 * rtl.h (convert_memory_address_addr_space_1): New prototype.
2541 * explow.c (convert_memory_address_addr_space_1): No longer static,
2542 add NO_EMIT argument and don't call convert_modes if true, pass
2543 it down recursively, remove break after return.
2544 (convert_memory_address_addr_space): Adjust caller.
2545 * simplify-rtx.c (simplify_unary_operation_1): Call
2546 convert_memory_address_addr_space_1 instead of convert_memory_address,
2547 if it returns NULL, don't simplify.
2549 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
2552 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2554 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2556 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2557 Bump the upper SIMDLEN limits, so that if the return type or
2558 characteristic type if the return type is void can be passed in
2559 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
2562 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2565 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
2566 Do not use "=" constraint on an input constraint.
2567 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2568 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2569 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
2570 generates (neg (abs ...)) instead of (abs ...).
2572 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2574 PR rtl-optimization/70596
2575 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
2576 just invalidate LRA data and reset them. Adjust dump wording.
2578 2016-04-12 Martin Liska <mliska@suse.cz>
2581 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2583 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2585 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2586 max_loop_iterations_int.
2587 (tree_unswitch_outer_loop): Likewise.
2588 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2589 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2591 2016-04-12 Tom de Vries <tom@codesourcery.com>
2593 PR tree-optimization/68756
2594 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
2595 instead of new_name.
2597 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2599 PR tree-optimization/70602
2600 * tree-sra.c (generate_subtree_copies): Don't write anything into
2601 constant pool decls.
2603 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
2604 regardless whether there are depend clauses or not.
2606 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2609 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
2610 target attribute and pragma from changing the -mfloat128
2611 and -mfloat128-hardware options.
2613 * doc/extend.texi (Additional Floating Types): Document PowerPC
2614 __float128 restrictions.
2616 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2619 * config/aarch64/driver-aarch64.c
2620 (aarch64_get_extension_string_for_isa_flags): New.
2621 (arch_extension): Rename to...
2622 (aarch64_arch_extension): ...This.
2623 (ext_to_feat_string): Rename to...
2624 (aarch64_extensions): ...This.
2625 (aarch64_core_data): Keep track of architecture extension flags.
2626 (cpu_data): Rename to...
2627 (aarch64_cpu_data): ...This.
2628 (aarch64_arch_driver_info): Keep track of architecture extension
2630 (get_arch_name_from_id): Rename to...
2631 (get_arch_from_id): ...This, change return type.
2632 (host_detect_local_cpu): Update and reformat for renames, handle
2633 extensions through common infrastructure.
2635 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2638 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2639 track of a canonical flag name.
2640 (all_extensions): Likewise.
2641 (arch_to_arch_name): Also track extension flags enabled by the arch.
2642 (all_architectures): Likewise.
2643 (aarch64_parse_extension): Move to here.
2644 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2646 (aarch64_rewrite_selected_cpu): Update for above change.
2647 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2648 are handled, such that the single explicit value enabled by an
2649 extension is kept seperate from the implicit values it also enables.
2650 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2652 (aarch64_parse_extension): New.
2653 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2654 here to config/aarch64/aarch64-protos.h.
2655 (aarch64_parse_extension): Move from here to
2656 common/config/aarch64/aarch64-common.c.
2657 (aarch64_option_print): Update.
2658 (aarch64_declare_function_name): Likewise.
2659 (aarch64_start_file): Likewise.
2660 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2661 the canonical flag for extensions.
2662 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2665 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2667 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2670 2016-04-09 Tom de Vries <tom@codesourcery.com>
2672 PR tree-optimization/68953
2673 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2674 first to last subscript.
2676 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2678 PR tree-optimization/70586
2679 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2682 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2686 PR tree-optimization/70373
2690 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2691 clauses for acc parallel reductions as necessary. Error on those
2693 * omp-low.c (scan_sharing_clauses): Don't install variables which
2694 are used in acc parallel reductions.
2695 (lower_rec_input_clauses): Remove dead code.
2696 (lower_oacc_reductions): Add support for reference reductions.
2697 (lower_reduction_clauses): Remove dead code.
2698 (lower_omp_target): Don't remap variables appearing in acc parallel
2700 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2702 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2705 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2706 with multiple SSA_NAME defs, force the outputs other than first
2707 to be live before calling live_track_process_def on each output.
2709 PR rtl-optimization/70574
2710 * fwprop.c (forward_propagate_and_simplify): Don't add
2711 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2712 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2713 paradoxical subregs within *loc.
2715 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2717 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2718 -ftree-parallelize-loops={0,1}.
2719 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2720 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2721 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2722 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2723 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2725 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2728 * asan.c (instrument_derefs): If we get unknown location, extract it
2730 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2732 2016-04-08 Tom de Vries <tom@codesourcery.com>
2734 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2735 implicit firstprivate clause.
2737 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2740 * config/arm/thumb2.md (tst + branch-> lsls + branch
2741 peephole below *orsi_not_shiftsi_si): Require that condition
2742 register is dead after the peephole.
2743 (second peephole after the above): Likewise.
2745 2016-04-08 Alan Modra <amodra@gmail.com>
2748 * builtins.c (fold_builtin_classify): For IBM extended precision,
2749 look at just the high-order double to test for NaN.
2750 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2751 test just the high double for Inf but both doubles for subnormal
2754 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2756 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2757 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2758 node->simdclone->mask_mode != VOIDmode masks.
2759 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2760 earlier, use it instead of node->simdclone.
2761 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2762 Set clonei->mask_mode.
2764 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2767 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2768 Pass it through to cp_parser_already_scoped_statement.
2769 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2770 it through to cp_parser_statement.
2771 (cp_parser_statement): Pass IF_P through to
2772 cp_parser_iteration_statement.
2773 (cp_parser_pragma): Adjust call to
2774 cp_parser_iteration_statement.
2776 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2779 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2780 resolve a future -Wparentheses warning.
2781 * omp-low.c (scan_sharing_clauses): Likewise.
2782 * tree-parloops.c (eliminate_local_variables): Likewise.
2784 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2786 PR rtl-optimization/70398
2787 * lra-constraints.c (process_address_1): Check zero scale and code
2788 for reloading with zero scale.
2790 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2793 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2795 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2797 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2798 Add support for AVX512F clones, include them by default for
2799 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2800 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2804 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2805 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2806 firstprivate clauses.
2807 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2808 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2809 (lower_omp_target): Set TREE_NO_WARNING for
2810 non-addressable possibly uninitialized vars which are copied into
2811 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2813 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2815 * config/pa/predicates.md (integer_store_memory_operand): Accept
2816 REG+D operands with a large offset when reload_in_progress is true.
2817 (floating_point_store_memory_operand): Likewise.
2819 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2822 * match.pd (nested int casts): Limit to GIMPLE.
2824 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2827 * ipa-devirt.c (maybe_record_node): Fix comment; use
2828 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2830 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2832 PR rtl-optimization/70542
2833 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2834 if there are any uses other than insn or debug insns.
2836 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2837 Jakub Jelinek <jakub@redhat.com>
2839 PR tree-optimization/70509
2840 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2841 Shift HOST_WIDE_INT_1U instead of 1.
2843 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2845 PR tree-optimization/70509
2846 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2847 of the vector base type for index.
2849 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2852 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2854 2016-04-05 Richard Biener <rguenther@suse.de>
2856 PR tree-optimization/70526
2857 * tree-sra.c (build_ref_for_offset): Use prev_base to
2858 extract the alias pointer type.
2860 2016-04-05 Richard Biener <rguenther@suse.de>
2862 * dse.c (struct store_info): Remove alias_set member.
2863 (struct read_info_type): Likewise.
2864 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2865 spill_deleted, clear_alias_set_lookup): Remove.
2866 (get_group_info): Remove dead base == NULL_RTX case.
2867 (dse_step0): Remove initialization of removed variables.
2868 (delete_dead_store_insn): Reomve alias set dumping.
2869 (free_read_records): Remove alias_set handling.
2870 (canon_address): Remove alias_set_out parameter.
2871 (record_store): Remove spill_alias_set, it's always zero.
2872 (check_mem_read_rtx): Likewise.
2873 (dse_step2): Rename from ...
2874 (dse_step2_nospill): ... this. Adjust.
2875 (scan_stores): Rename from ...
2876 (scan_stores_nospill): ... this.
2877 (scan_reads): Rename from ...
2878 (scan_reads_nospill): ... this.
2879 (scan_stores_spill, scan_reads_spill): Remove.
2880 (dse_step3_scan): Remove for_spills argument which is always false.
2881 (dse_step3): Likewise.
2882 (dse_step5): Rename from ...
2883 (dse_step5_nospill): ... this. Remove alias_set handling.
2884 (rest_of_handle_dse): Adjust.
2886 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2889 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2890 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2891 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2892 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2894 2016-04-05 Richard Biener <rguenther@suse.de>
2897 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2898 non-register type temporaries into SSA.
2900 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2903 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2904 calls when sanitizing.
2905 (possible_polymorphic_call_target_p): Fix formatting.
2907 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2908 Jakub Jelinek <jakub@redhat.com>
2911 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2912 to ensure a call statement is compatible with a built-in's
2914 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2917 2016-04-04 Richard Biener <rguenther@suse.de>
2919 PR rtl-optimization/70484
2920 * rtl.h (canon_output_dependence): Declare.
2921 * alias.c (canon_output_dependence): New function.
2922 * dse.c (record_store): Use canon_output_dependence rather
2923 than canon_true_dependence.
2925 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2928 * cgraph.h (symtab_node::copy_visibility_from): New function.
2929 * symtab.c (symtab_node::copy_visibility_from): New function.
2930 * ipa-visibility.c (optimize_weakref): New function.
2931 (function_and_variable_visibility): Use it.
2933 2016-04-04 Martin Liska <mliska@suse.cz>
2936 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2937 value that is really in range handled by SBR instruction.
2938 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2939 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2940 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2942 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2946 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2947 set, but not for SP_REG operands.
2949 2016-04-02 Martin Sebor <msebor@redhat.com>
2952 * fold-const.c (maybe_nonzero_address): New function.
2953 (fold_comparison): Call it. Fold equality and relational
2954 expressions involving null pointers.
2955 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2957 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2959 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2960 the "Y" constraint (scalar FP 0.0 immediate).
2962 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2963 Add the "const_double" to the list of operand constraints.
2965 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2967 PR rtl-optimization/70467
2968 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2969 If low word of the last operand is 0, just emit addition/subtraction
2972 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2975 * config/s390/s390.c (s390_expand_insv): Check for everything
2976 constant instead of just VOIDmode stuff.
2978 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2981 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2983 2016-04-01 Nathan Sidwell <nathan@acm.org>
2985 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2987 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2989 PR rtl-optimization/70461
2990 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2993 2016-03-31 Martin Liska <mliska@suse.cz>
2996 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2997 a tree value or an immediate integer value to a buffer
2998 that is eventually copied to a BRIG section.
2999 (emit_immediate_operand): Call the function here.
3000 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
3001 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
3002 of class' fields that are removed.
3003 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
3004 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
3005 m_brig_repr_size fields.
3007 2016-03-31 Martin Liska <mliska@suse.cz>
3010 * hsa-gen.c (hsa_function_representation::update_dominance): New
3012 (convert_addr_to_flat_segment): Likewise.
3013 (gen_hsa_memory_set): New alignment argument.
3014 (gen_hsa_ctor_assignment): Likewise.
3015 (gen_hsa_insns_for_single_assignment): Provide alignment
3016 to gen_hsa_ctor_assignment.
3017 (gen_hsa_insns_for_direct_call): Add new argument.
3018 (expand_lhs_of_string_op): New function.
3019 (expand_string_operation_builtin): Likewise.
3020 (expand_memory_copy): New function.
3021 (expand_memory_set): New function.
3022 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
3023 (convert_switch_statements): Change signature.
3024 (generate_hsa): Use a return value of the function.
3025 (pass_gen_hsail::execute): Do not call
3026 convert_switch_statements here.
3027 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
3028 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
3029 (hsa_function_representation::update_dominance): New function.
3031 2016-03-31 Martin Liska <mliska@suse.cz>
3034 * hsa-brig.c (emit_directive_variable): Emit alignment
3035 according to hsa_symbol::m_align.
3036 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
3037 (dump_hsa_symbol): Dump alignment of HSA symbols.
3038 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
3039 (gen_hsa_addr_with_align): New function.
3040 (hsa_bitmemref_alignment): Use newly added function.
3041 (gen_hsa_insns_for_load): Likewise.
3042 (gen_hsa_insns_for_store): Likewise.
3043 (gen_hsa_memory_copy): New argument added.
3044 (gen_hsa_insns_for_single_assignment): Respect
3045 alignment for assignments processed via gen_hsa_memory_copy.
3046 (gen_hsa_insns_for_direct_call): Likewise.
3047 (gen_hsa_insns_for_return): Likewise.
3048 (gen_function_def_parameters): Set default alignment.
3049 * hsa.c (hsa_object_alignment): New function.
3050 (hsa_byte_alignment): Pasted function.
3051 * hsa.h (hsa_symbol::m_align): New field.
3053 2016-03-31 Bin Cheng <bin.cheng@arm.com>
3055 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
3056 scratch field for goto case.
3058 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
3060 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
3062 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
3065 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
3066 (scalar_chain::convert_insn): Call convert_op for reg
3067 moves to handle undefined registers.
3069 2016-03-31 Nathan Sidwell <nathan@acm.org>
3072 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
3073 Assert we don't want to move backwards.
3075 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
3078 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
3080 2016-03-31 Jakub Jelinek <jakub@redhat.com>
3082 PR rtl-optimization/70460
3083 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
3084 with operand from REG_LABEL_OPERAND, instead substitute
3085 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
3086 Don't do anything for REG_NON_LOCAL_GOTO jumps.
3088 2016-03-31 Martin Liska <mliska@suse.cz>
3090 * passes.c (execute_one_pass): Do not call
3091 todo_after for a discarded function.
3093 2016-03-31 Bin Cheng <bin.cheng@arm.com>
3095 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
3096 (no_cost, infinite_cost): Initialize the new field.
3097 (get_computation_cost_at): Record setup cost.
3098 (determine_use_iv_cost_address): Skip cost computation for sub
3099 uses if we can estimate it without losing accuracy.
3101 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
3103 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
3105 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3106 max_loop_iterations_int.
3107 (tree_unswitch_outer_loop): Likewise.
3108 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3109 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
3111 2016-03-30 Richard Biener <rguenther@suse.de>
3114 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
3116 2016-03-30 Jakub Jelinek <jakub@redhat.com>
3119 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
3120 in gen_blendm expander.
3122 2016-03-30 Nick Clifton <nickc@redhat.com>
3125 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
3126 case where we are already provided with an SImode SUBREG.
3128 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
3131 * config/i386/i386.c (ix86_expand_epilogue): Properly check
3132 conflict between DRAP register and __builtin_eh_return.
3134 2016-03-30 Michael Matz <matz@suse.de>
3135 Richard Biener <rguenther@suse.de>
3138 * ipa-polymorphic-call.c (struct type_change_info): Change
3139 speculative to an unsigned allowing to limit the work we do.
3140 (csftc_abort_walking_p): New inline function..
3141 (check_stmt_for_type_change): Limit the number of may-defs
3142 skipped for speculative devirtualization to
3143 max-speculative-devirt-maydefs.
3144 * params.def (max-speculative-devirt-maydefs): New param.
3145 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
3147 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
3150 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
3153 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
3155 PR tree-optimization/59124
3156 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
3157 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
3159 2016-03-29 Jeff Law <law@redhat.com>
3161 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
3163 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3165 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
3168 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
3170 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
3171 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
3172 gcrt0.o if linking dynamically.
3174 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3177 * ipa-devirt.c (methods_equal_p): New function.
3178 (compare_virtual_tables): Use it.
3179 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
3180 * cgraphclones.c (clone_function_name_1): Use
3181 symbol_table::symbol_suffix_separator.
3182 * coverage.c (build_var): Likewise.
3183 * symtab.c (symbol_table::symbol_suffix_separator): New.
3185 2016-03-29 Jakub Jelinek <jakub@redhat.com>
3187 PR rtl-optimization/70429
3188 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
3189 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
3190 mode != result_mode.
3193 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
3195 PR tree-optimization/70405
3196 * ssa-iterators.h (num_imm_uses): Add missing braces.
3198 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
3200 PR rtl-optimization/68695
3201 * ira-color.c (allocno_copy_cost_saving): New.
3202 (improve_allocation): Use it.
3204 2016-03-29 Richard Henderson <rth@redhat.com>
3207 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
3209 2016-03-29 Richard Biener <rguenther@suse.de>
3212 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
3213 use alignment returned by get_pointer_alignment_1 if it is
3214 bigger than BITS_PER_UNIT.
3215 * builtins.c (get_pointer_alignment_1): Do not return true
3216 for alignment extracted from SSA info.
3218 2016-03-28 James Bowman <james.bowman@ftdichip.com>
3220 * config/ft32/ft32.opt (mnodiv): New.
3221 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
3222 * doc/invoke.texi (FT32 Options -mnodiv): New.
3224 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
3227 * config/i386/i386.md (define_split, andn): Fix modes.
3229 2016-03-26 Richard Biener <rguenther@suse.de>
3230 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3233 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
3235 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
3236 as 2nd argument to cl_optimization_restore().
3238 2016-03-25 Richard Henderson <rth@redhat.com>
3241 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
3242 * config/aarch64/aarch64-protos.h: Declare it.
3243 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
3245 2016-03-25 Alan Modra <amodra@gmail.com>
3248 * config/rs6000/constraints.md (j): Simplify.
3249 * config/rs6000/predicates.md (easy_fp_constant): Exclude
3251 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
3252 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
3253 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
3254 in all constraint alternatives.
3255 (movtd_64bit_nodm): Delete "j" constraint alternative.
3257 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
3259 * tree-ssa-propagate.c: Enhance docs for
3260 SSA_PROP_NOT_INTERESTING.
3262 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
3264 * doc/extend.texi: Fix typo in documentation to pure attribute.
3266 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
3269 * config/pa/pa.md (bswapdi2): Use a scratch register.
3271 2016-03-24 Richard Henderson <rth@redhat.com>
3274 * fold-const.c (extract_muldiv_1): Correct test for multiplication
3277 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
3280 using ix86_expand_binary_operator instead of gen_andsi3.
3282 2016-03-24 Richard Biener <rguenther@suse.de>
3284 PR tree-optimization/70396
3285 * tree-vect-stmts.c (vectorizable_comparison): Use
3286 get_vectype_for_scalar_type.
3288 2016-03-24 Richard Biener <rguenther@suse.de>
3291 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
3292 with register bases.
3294 2016-03-24 Richard Biener <rguenther@suse.de>
3296 PR tree-optimization/70372
3297 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
3298 build_all_ones_cst to also handle vector types correctly.
3300 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3303 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
3306 2016-03-23 Marek Polacek <polacek@redhat.com>
3309 * doc/invoke.texi: Document -Wignored-attributes.
3311 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3313 PR tree-optimization/69042
3314 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
3315 parameter from 30 to 40.
3317 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3319 PR tree-optimization/69042
3320 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
3321 for use with constant offset stripped in base.
3323 2016-03-23 Richard Biener <rguenther@suse.de>
3326 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
3327 mode compatibility check.
3328 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3330 2016-03-23 Jeff Law <law@redhat.com>
3332 PR tree-optimization/64058
3333 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
3335 (struct ssa_conflicts): Move up earlier in the file.
3336 (conflicts_, var_map_): New static variables.
3337 (initialize_conflict_count): New function to initialize the
3338 CONFLICT_COUNT field for each conflict pair.
3339 (compare_pairs): Lazily initialize the conflict count and use it
3340 as the first tie-breaker.
3341 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
3342 and wipe conflicts_ and map_ around the call to qsort. Remove
3343 special case for 2 coalesce pairs.
3344 * bitmap.c (bitmap_count_unique_bits): New function.
3345 (bitmap_count_bits_in_word): New function, extracted from
3347 (bitmap_count_bits): Use bitmap_count_bits_in_word.
3348 * bitmap.h (bitmap_count_unique_bits): Declare it.
3350 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
3353 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
3354 transparent alias chain for decl assembler name.
3355 * config/sol2.c (solaris_assemble_visibility): Likewise.
3357 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3359 * config/arm/arm1020e.md (1020call_op): Reduce reservation
3361 (v10_fdivs): Likewise.
3362 (v10_fdivd): Likewise.
3364 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3367 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
3368 to not call fclose twice on file.
3370 2016-03-23 Jakub Jelinek <jakub@redhat.com>
3372 PR tree-optimization/70354
3373 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3374 oprnd0 is wider than oprnd1 and there is a cast from the wider
3375 type to oprnd1, mask it with the mask of the narrower type.
3378 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
3379 Optimize TARGET_STV splitters, if high or low word of last argument
3382 2016-03-22 Jeff Law <law@redhat.com>
3385 tree-ssa-threadbackward.c
3386 (fsm_find_control_statement_thread_paths): Correctly distinguish
3387 between old style jump threads vs FSM jump threads.
3389 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3392 * config/i386/i386.c (scalar_chain::convert_op): Support
3393 uninitialized register usage case.
3395 2016-03-22 Richard Biener <rguenther@suse.de>
3398 * genmatch.c (gen_transform): Adjust last parameter to a three-state
3400 (capture::gen_transform): ... to change behavior when substituting
3401 a condition into cond or not-cond expr context.
3402 (dt_simplify::gen_1): Adjust.
3403 * gimple-match-head.c: Include gimplify.h for unshare_expr.
3404 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
3405 last change and instead change to
3406 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
3407 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3409 2016-03-22 Anthony Green <green@moxielogic.com>
3411 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
3412 issue for moxiebox targets.
3413 (CC1PLUS_SPEC): Ditto.
3415 2016-03-22 Richard Biener <rguenther@suse.de>
3418 * fold-const.c (extract_muldiv_1): Properly perform multiplication
3421 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3423 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
3425 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3428 * config/i386/i386.c (def_builtin): Handle
3429 OPTION_MASK_ISA_AVX512VL to be and-ed with other
3431 (const struct builtin_description bdesc_special_args[]):
3432 Remove duplicate ISA bits.
3434 2016-03-22 Jakub Jelinek <jakub@redhat.com>
3437 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
3438 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
3439 in a way that works also for AVX512BW.
3442 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
3443 instead of source if operands[1] is xmm16 and above and
3444 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
3445 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
3448 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
3449 on assign if (*from_p) is a comparison, set it to
3450 TREE_NO_WARNING (*from_p).
3452 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3455 * lra.c (restore_scratches): Ignore deleted insns.
3457 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
3458 Jakub Jelinek <jakub@redhat.com>
3460 PR tree-optimization/70317
3461 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
3464 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
3467 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
3468 of ix86_expand_move.
3470 (movti): Use general_operand for operand 1 predicate.
3472 2016-03-21 Martin Liska <mliska@suse.cz>
3474 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
3476 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
3478 2016-03-21 Martin Liska <mliska@suse.cz>
3481 * ipa-icf.c (sem_function::parse): Skip static
3482 constructors and destructors.
3484 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3487 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
3488 function-like macro, peek following token(s) if it is followed
3489 by CPP_OPEN_PAREN token with optional padding in between, and
3490 if not, don't treat it like a macro.
3492 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
3493 Alexander Monakov <amonakov@ispras.ru>
3495 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
3496 for the stabs debug format.
3498 2016-03-21 Richard Biener <rguenther@suse.de>
3500 PR tree-optimization/70310
3501 * tree-vect-generic.c (expand_vector_condition): Fold the built
3504 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
3507 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
3508 Block third alternative for AVX-512VL target,
3510 2016-03-21 Martin Liska <mliska@suse.cz>
3513 * hsa-brig.c (emit_function_directives): Mark unemitted
3514 global variables for emission.
3515 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
3516 (get_symbol_for_decl): Likewise.
3517 * hsa.h (struct hsa_symbol): New flag.
3519 2016-03-21 Richard Biener <rguenther@suse.de>
3521 PR tree-optimization/70288
3522 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
3523 we do not estimate unsimplified all-constant conditionals or
3524 switches as optimized away.
3526 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
3528 PR rtl-optimization/69102
3529 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
3530 when we have a readonly dependency context.
3532 2016-03-18 Jeff Law <law@redhat.com>
3534 PR rtl-optimization/70263
3535 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
3536 (update_equiv_regs): When trying to move a store to after the insn
3537 that sets the source of the store, make sure the store occurs after
3538 the insn that sets the source of the store. When successful note
3539 the REG_EQUIV note created in the dump file.
3541 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
3542 Bernd Schmidt <bschmidt@redhat.com>
3544 * doc/extend.texi: Document more potential problems with basic asms.
3546 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
3548 PR rtl-optimization/70278
3549 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
3552 2016-03-18 Jason Merrill <jason@redhat.com>
3554 * calls.c (load_register_parameters): Fix zero size sibcall logic.
3556 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
3558 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
3559 values to 128b regs.
3561 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3563 PR tree-optimization/70252
3564 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
3565 boolean vector has a proper number of elements.
3566 (supportable_narrowing_operation): Likewise.
3568 2016-03-18 Tom de Vries <tom@codesourcery.com>
3571 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
3573 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3575 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
3576 instead of replace_rtx for DEBUG_INSNs.
3578 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3580 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
3581 load type reservations.
3583 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
3586 * config/pa/constraints.md: Revert 2015-02-13 change. Use
3587 define_constraint for "Q" and "T" constraints.
3589 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
3591 Tweak the pipeline model for Exynos M1
3593 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
3596 2016-03-17 David Malcolm <dmalcolm@redhat.com>
3599 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
3600 where one or both locations aren't within a line_map.
3602 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
3605 * opts.c (finish_options): Don't set flag_pie to the default if
3606 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
3609 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
3611 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
3612 true as ALL_REGS argument to replace_rtx.
3614 2016-03-17 Richard Biener <rguenther@suse.de>
3617 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
3620 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3623 * rtl.h (replace_rtx): Add ALL_REGS argument.
3624 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
3625 equality and assert mode is the same, instead of just rtx pointer
3627 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
3628 true as ALL_REGS argument to replace_rtx.
3630 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3632 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3633 for boolean vector with vector mode only.
3634 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3636 2016-03-17 Nick Clifton <nickc@redhat.com>
3639 * config/rx/rx.c (rx_print_integer): Print negative constants in
3642 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3645 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3647 2016-03-16 Richard Henderson <rth@redhat.com>
3648 Richard Biener <rguenth@suse.de>
3653 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3654 first operand as is_gimple_condexpr.
3659 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3660 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3661 Do not gimplify the result.
3662 (do_unop): Adjust call to tree_vec_extract.
3663 (do_binop): Likewise.
3664 (do_compare): Likewise.
3665 (do_plus_minus): Likewise.
3666 (do_negate): Likewise.
3667 (expand_vector_condition): Likewise.
3668 (do_cond): Likewise.
3670 2016-03-16 Richard Henderson <rth@redhat.com>
3673 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3674 (aarch64_classify_address): Use it.
3675 (aarch64_legitimize_address): Force all subexpressions of PLUS
3676 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3678 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3679 Richard Biener <rguenth@suse.de>
3682 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3683 return to even if only REGNO is equal, and assert
3686 2016-03-11 Jeff Law <law@redhat.com>
3688 PR rtl-optimization/70224
3689 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3691 2016-03-16 Richard Henderson <rth@redhat.com>
3694 * function.h (struct function): Add has_forced_label_in_static.
3695 * gimplify.c (force_labels_r): Set it.
3696 * lto-streamer-in.c (input_struct_function_base): Read it.
3697 * lto-streamer-out.c (output_struct_function_base): Write it.
3698 * tree-inline.c (has_label_address_in_static_1): Remove.
3699 (copy_forbidden): Remove fndecl parameter; test
3700 has_forced_label_in_static.
3701 (inline_forbidden_p): Update call to copy_forbidden.
3702 (tree_versionable_function_p): Likewise.
3703 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3704 (chkp_versioning): Likewise.
3705 * tree-inline.h (copy_forbidden): Update decl.
3707 2016-03-16 Marek Polacek <polacek@redhat.com>
3710 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3711 function being thunked if the result type doesn't have fixed size.
3712 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3713 doesn't have fixed size.
3715 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3717 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3718 reporting malformed loop nest.
3720 2016-03-16 Tom de Vries <tom@codesourcery.com>
3723 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3724 nodes.length () == 1 test to before first nodes[0] access.
3726 2016-03-16 Tom de Vries <tom@codesourcery.com>
3728 PR tree-optimization/68715
3729 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3732 2016-03-16 Tom de Vries <tom@codesourcery.com>
3734 PR tree-optimization/68809
3735 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3738 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3739 Sandra Loosemore <sandra@codesourcery.com>
3741 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3742 on leaf attribute. Mention ELF interposition problems.
3744 2016-03-16 Alan Modra <amodra@gmail.com>
3746 PR rtl-optimization/69195
3747 PR rtl-optimization/47992
3748 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3751 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3754 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3756 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3758 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3760 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3762 PR rtl-optimization/70222
3763 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3764 optimization if mode is different from result_mode, queue up masking
3765 of the result in outer_op. Formatting fix.
3768 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3771 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3773 PR rtl-optimization/69032
3774 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3775 looping backwards over basic block insns.
3777 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3780 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3781 to non-speculative when propagating trap bits.
3783 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3785 PR rtl-optimization/63384
3786 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3789 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3792 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3793 factored out from ...
3794 (sched_analyze_insn): ... here.
3795 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3796 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3797 get_implicit_reg_pending_clobbers in it.
3798 (setup_id_reg_sets): Use setup_id_implicit_regs.
3799 (deps_init_id): Ditto.
3801 2016-03-15 Tom de Vries <tom@codesourcery.com>
3804 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3806 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3807 execute_function_dump.
3808 (execute_one_pass): Don't dump function if it will be dumped after ipa
3811 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3813 * genrecog.c (match_pattern_2): If pred is NULL don't call
3814 safe_predicate_mode on it.
3816 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3819 * lra-constraints.c (delete_move_and_clobber): Change assertion
3820 to also allow dregno == 0.
3822 2016-03-14 Richard Henderson <rth@redhat.com>
3825 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3826 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3827 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3828 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3831 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3834 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3836 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3838 * lra-constraints.c (split_reg): For hard regs, try to find the
3839 biggest single-register mode used in the function.
3841 2016-03-14 Richard Biener <rguenther@suse.de>
3843 PR tree-optimization/56365
3844 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3845 constants to compare against.
3847 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3850 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3851 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3852 (define_split for the GPR case): Use int_reg_operand instead of
3853 gpc_reg_operand for the output.
3855 2016-03-14 Tom de Vries <tom@codesourcery.com>
3857 PR tree-optimization/70045
3858 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3859 create_empty_if_region_on_edge argument.
3861 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3863 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3864 (STACK_CHECK_PROTECT): Likewise.
3865 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3866 (STACK_CHECK_PROTECT): Likewise.
3867 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3868 (STACK_CHECK_PROTECT): Likewise.
3869 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3870 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3871 (STACK_CHECK_PROTECT): Likewise.
3873 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3875 PR rtl-optimization/69307
3876 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3877 registers in modes that span more than one register.
3879 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3882 * lra-constraints.c (delete_move_and_clobber): New.
3883 (remove_inheritance_pseudos): Use it.
3885 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3888 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3889 the libcall is LCT_THROW.
3890 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3891 for the checking routine.
3893 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3896 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3897 optimization if we have direct move.
3898 (roundu32<mode>2_fprs): Likewise.
3900 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3903 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3905 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3906 Arguments swapped. All callers changed. Take reg_renumber into
3907 account, and Calculate and compare register ranges for hard regs.
3909 2016-03-11 Jeff Law <law@redhat.com>
3911 PR tree-optimization/70190
3912 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3913 Handle cases where we can not extract the taken edge, even though we
3914 found a constant value.
3916 PR tree-optimization/64058
3917 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3918 (num_coalesce_pairs): Move up earlier in file.
3919 (find_coalesce_pair): Initialize the INDEX field for each pair
3921 (compare_pairs): No longer sort on the elements in each pair.
3922 Instead break ties with the index of the coalesce pair.
3924 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3927 * config/aarch64/aarch64-protos.h
3928 (aarch64_save_restore_target_globals): New prototype.
3929 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3930 Call the above when popping pragma.
3931 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3933 (aarch64_set_current_function): Rewrite using the above.
3935 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3937 PR tree-optimization/70177
3938 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3939 (extract_ops_from_tree): ... this. In the 2 argument
3940 overload remove _1 suffix.
3941 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3942 (extract_ops_from_tree): ... this.
3943 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3945 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3946 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3947 extract_ops_from_tree instead of 2 operand one.
3949 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3951 PR tree-optimization/70013
3952 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3953 for constant-pool entries.
3955 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3957 PR rtl-optimization/70174
3958 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3959 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3961 PR tree-optimization/70169
3962 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3963 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3966 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3967 Jakub Jelinek <jakub@redhat.com>
3970 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3971 of uninitialized values.
3973 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3975 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3977 ("*trunctddd2"): New pattern definition.
3978 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3981 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3983 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3984 definitions for BFP and DFP rounding modes.
3985 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3986 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3987 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3988 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3991 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3993 * config/s390/constraints.md: Adjust comment.
3994 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3995 s390_decompose_addrstyle_without_index.
3996 * config/s390/predicates.md (shift_count_or_setmem_operand):
3997 Rename to setmem_operand.
3998 * config/s390/s390-protos.h
3999 (s390_decompose_shift_count): Rename to
4000 s390_decompose_addrstyle_without_index.
4001 * config/s390/s390.c (s390_decompose_shift_count)
4002 (s390_mem_constraint, print_shift_count_operand)
4003 (print_operand_address, print_operand): Rename
4004 s390_decompose_shift_count to
4005 s390_decompose_addrstyle_without_index and rename
4006 print_shift_count_operand to print_addrstyle_operand troughout the
4008 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
4009 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
4010 Rename shift_count_or_setmem_operand to setmem_operand.
4011 * config/s390/vx-builtins.md ("vec_insert<mode>")
4012 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
4015 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4018 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
4019 Handle overlapping retval and newval.
4021 2016-03-10 Nick Clifton <nickc@redhat.com>
4024 * config/aarch64/aarch64.c
4025 (aarch64_override_options_after_change_1): When forcing
4026 flag_omit_frame_pointer to be true, use a special value that can
4027 be detected if this function is called again, thus preventing
4028 flag_omit_leaf_frame_pointer from being forced to be false.
4030 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4032 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
4033 Set x_flag_omit_leaf_frame_pointer when handling
4034 -momit-leaf-frame-pointer.
4036 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4039 * cgraph.c (cgraph_node::dump): Dump split_part and
4040 indirect_call_target.
4041 * cgraph.h (cgraph_node): Add indirect_call_target flag.
4042 * ipa.c (has_addr_references_p): Cleanup.
4043 (is_indirect_call_target_p): New.
4044 (walk_polymorphic_call_targets): Do not mark virtuals that may be
4045 called indirectly as local.
4046 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
4048 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4051 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4052 on cxa_pure_virtual.
4054 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4057 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
4059 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4062 * tree.c (need_assembler_name_p): Only record main variant type names.
4064 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
4067 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
4068 Always define to 0 or 1.
4069 (TARGET_FIX_ERR_A53_843419): New macro.
4070 * config/aarch64/aarch64-elf-raw.h
4071 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
4072 * config/aarch64/aarch64-linux.h: Likewise.
4073 * config/aarch64/aarch64.c
4074 (aarch64_override_options_after_change_1): Do not default
4075 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
4077 (aarch64_attributes): Handle fix-cortex-a53-843419.
4078 (aarch64_can_inline_p): Likewise.
4079 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
4081 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
4082 Jakub Jelinek <jakub@redhat.com>
4084 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
4085 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
4086 DECL_COMMONS if flag_unconstrained_commons is set.
4087 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4088 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
4089 (funconstrained-commons): Document.
4091 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
4093 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
4094 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
4096 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
4098 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
4099 has a proper number of elements.
4101 2016-03-10 Alan Modra <amodra@gmail.com>
4103 PR rtl-optimization/69195
4104 PR rtl-optimization/47992
4105 * ira.c (recorded_label_ref): Delete.
4106 (update_equiv_regs): Return void.
4107 (indirect_jump_optimize): New function.
4108 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
4109 before regstat_compute_ri. Don't rebuild_jump_labels here.
4110 Delete update_regstat.
4112 2016-03-10 Richard Biener <rguenther@suse.de>
4114 PR tree-optimization/70128
4115 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4116 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
4118 2016-03-09 Jakub Jelinek <jakub@redhat.com>
4120 PR tree-optimization/70152
4121 * tree-sra.c (replace_removed_params_ssa_names): Copy over
4122 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
4125 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
4126 instead of gen_sse2_loadlpd.
4127 * config/i386/sse.md (*vec_concatv2df): Rename to...
4128 (vec_concatv2df): ... this.
4130 PR tree-optimization/70127
4131 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
4133 2016-03-09 David Malcolm <dmalcolm@redhat.com>
4137 * diagnostic-show-locus.c (compatible_locations_p): New function.
4138 (layout::layout): Sanitize ranges using compatible_locations_p.
4140 2016-03-09 David Malcolm <dmalcolm@redhat.com>
4144 * diagnostic-show-locus.c (layout_range::layout_range): Replace
4145 location_range param with three const expanded_locations * and a
4147 (layout::layout): Replace call to
4148 rich_location::lazily_expand_location with get_expanded_location.
4149 Extract the range and perform location expansion here, passing
4150 the results to the layout_range ctor.
4151 * diagnostic.c (source_range::debug): Delete.
4152 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
4153 of rich_location::get_expanded_location.
4154 * gcc-rich-location.c (get_range_for_expr): Delete.
4155 (gcc_rich_location::add_expr): Reimplement to avoid the
4156 rich_location::add_range overload that took a location_range,
4157 passing a location_t instead.
4159 2016-03-09 Richard Biener <rguenther@suse.de>
4160 Jakub Jelinek <jakub@redhat.com>
4162 PR tree-optimization/70138
4163 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4164 Also skip vect_double_reduction_def.
4166 2016-03-09 Jakub Jelinek <jakub@redhat.com>
4169 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
4170 if the operand is "m".
4172 2016-03-09 Nathan Sidwell <nathan@acm.org>
4174 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
4176 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4178 * config/i386/i386.c (processor_target_table): Fix cost table
4179 intialization order for znver1.
4181 2016-03-08 Jakub Jelinek <jakub@redhat.com>
4183 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
4184 - becuase -> because.
4185 * ipa-reference.c (ignore_module_statics): Likewise.
4186 * cgraph.c (cgraph_node::get_body): Likewise.
4187 * ipa-inline.c (early_inliner): Likewise.
4188 * ipa-devirt.c (types_same_for_odr): Likewise.
4189 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
4190 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
4192 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4194 * tree-ssa-math-opts.c: Fix typo in comment.
4196 2016-03-08 Jakub Jelinek <jakub@redhat.com>
4199 * config/i386/i386.c (scalar_chain::make_vector_copies,
4200 scalar_chain::convert_reg): Call end_sequence in between
4201 get_insns and emit_conversion_insns rather than after both
4204 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
4207 * config/i386/i386.h (machine_function): Add
4208 pc_thunk_call_expanded flag.
4209 (ix86_pc_thunk_call_expanded): New define.
4210 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
4211 (*set_got): Rename insn pattern from set_got.
4212 (*set_got_labelled): Rename inst pattern from set_got_labelled.
4213 * config/i386/i386.c (ix86_compute_frame_layout): Use
4214 ix86_pc_thunk_call_expanded to prevent red-zone.
4216 2016-03-07 Martin Jambor <mjambor@suse.cz>
4218 * hsa.h (hsa_get_ctor_statements): Declare.
4219 (hsa_get_dtor_statements): Likewise.
4220 (hsa_get_kernel_dispatch_type): Likewise.
4221 * hsa.c (hsa_get_ctor_statements): New function.
4222 (hsa_get_dtor_statements): Likewise.
4223 (hsa_get_kernel_dispatch_type): Likewise.
4224 * hsa-brig.c (hsa_cdtor_statements): Removed.
4225 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
4226 hsa_get_dtor_statements.
4227 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
4228 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
4230 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
4232 * config/arm/arm-cores.def (cortex-r8): New.
4233 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
4234 * config/arm/arm-tune.md: Likewise.
4235 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
4237 2016-03-07 Martin Sebor <msebor@redhat.com>
4239 PR rtl-optimization/19705
4240 * doc/invoke.texi (Options That Control Optimization): Clarify
4241 -fno-branch-count-reg.
4243 2016-02-26 Richard Biener <rguenther@suse.de>
4244 Jeff Law <law@redhat.com>
4246 PR tree-optimization/69740
4247 * cfghooks.c (remove_edge): Request loop fixups if we delete
4248 an edge that might turn an irreducible loop into a natural
4250 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
4251 Move after definition of loops_state_clear.
4253 2016-03-07 Bin Cheng <bin.cheng@arm.com>
4255 PR rtl-optimization/69052
4256 * rtlanal.c (commutative_operand_precedence): Set higher precedence
4259 2016-03-07 Tom de Vries <tom@codesourcery.com>
4261 PR tree-optimization/70116
4262 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
4263 is_tm_ending stmts and ubsan/asan internal functions.
4264 (find_duplicate): Use it. Don't test is_tm_ending here.
4266 2016-03-07 Richard Biener <rguenther@suse.de>
4268 PR tree-optimization/70115
4269 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
4270 (propagate_constants_for_unrolling): Use replace_uses_by.
4272 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
4275 * omp-low.c (struct oacc_loop): Add ifns.
4276 (new_oacc_loop_raw): Initialize it.
4277 (finish_oacc_loop): Clear mask & flags if no ifns.
4278 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
4279 (oacc_loop_xform_loop): Add ifns arg & adjust.
4280 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
4282 2016-03-07 Richard Henderson <rth@redhat.com>
4285 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
4286 (insert_value_copy_on_edge): Likewise.
4288 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4290 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
4292 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4295 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
4297 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4299 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
4301 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4303 Fix sseimul type attribute.
4304 * config/i386/znver1.md
4305 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
4306 znver1_sseimul_avx256_load) : Fix the type attribute.
4307 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
4308 pipe usage and latency.
4310 2016-03-05 Jakub Jelinek <jakub@redhat.com>
4313 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
4314 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
4317 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4320 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
4322 PR rtl-optimization/69941
4323 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
4324 the reg share its mode.
4326 2016-03-04 Jeff Law <law@redhat.com>
4328 PR tree-optimization/69196
4329 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4330 If the both SSA_NAMEs are anonymous, then consider them unassociated
4331 and include the PHI in the statement count.
4333 2016-03-05 Tom de Vries <tom@codesourcery.com>
4335 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
4336 construct in oacc routine. Check for oacc region in oacc routine.
4338 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4341 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
4342 2016-02-22 changes, instead don't recurse if RECUR is already true.
4343 Don't change *dynamic_check if RECUR. Adjust recursive caller
4344 to pass true to the new argument.
4345 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
4348 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4349 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
4351 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
4353 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4355 PR rtl-optimization/57676
4356 * lra-assigns.c (lra_assign): Guard test for maximum iterations
4359 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
4361 * tree-vect-patterns.c (search_type_for_mask): Handle
4362 comparison of booleans.
4364 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4366 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
4370 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
4371 all other ops that have dw_val_class_die_ref operands,
4372 and DW_OP_GNU_entry_value.
4374 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4376 PR rtl-optimization/69904
4377 * config/arm/arm.c (arm_cannot_copy_insn_p):
4378 Return true for load-exclusive instructions.
4380 2016-03-03 Jakub Jelinek <jakub@redhat.com>
4383 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
4384 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
4385 the pattern no matter if it is used just by non-pattern, pattern
4387 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
4388 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
4389 oprnd1 def_stmt is in pattern, don't look through it.
4391 2016-03-03 Marek Polacek <polacek@redhat.com>
4394 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
4396 2016-03-03 Martin Liska <mliska@suse.cz>
4398 PR tree-optimization/70043
4399 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
4400 previous statement if we see a debug statement.
4402 2016-03-03 Richard Biener <rguenther@suse.de>
4404 PR tree-optimization/55936
4405 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
4406 parameter and guard unsafe equivalence use.
4407 (vrp_evaluate_conditional_warnv_with_ops): Always use
4408 safe equivalences but not via the quadratic compare_names
4411 2016-03-03 Michael Collison <michael.collison@linaro.org>
4414 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
4415 for operand 1 to s_register_operand. Change predicate for operand
4416 2 to arm_not_immediate_operand.
4418 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
4420 * doc/tm.texi: Regenerated.
4422 2016-03-02 Richard Henderson <rth@redhat.com>
4425 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
4426 simplification when all args are positive non-fixed registers.
4428 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4430 * target.def (lra_p): Specify that new ports should use LRA.
4432 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4435 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
4436 gimplify_type_sizes the type they refer to.
4437 (omp_notice_variable): Handle reference vars to VLAs.
4438 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
4439 reference to VLA decls in the second pass instead of first pass.
4441 2016-03-02 Tom de Vries <tom@codesourcery.com>
4443 PR tree-optimization/68659
4444 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
4445 new_expr == NULL_TREE.
4446 (get_new_name): Handle ADDR_EXPR.
4448 2016-03-02 Bin Cheng <bin.cheng@arm.com>
4450 PR rtl-optimization/69052
4451 * loop-invariant.c (canonicalize_address): New function.
4452 (inv_can_prop_to_addr_use): Check validity of address expression
4453 which is canonicalized by above function.
4455 2016-03-02 Alan Modra <amodra@gmail.com>
4458 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
4461 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4464 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
4465 (*movhi_internal): Put mask moves from and to memory separately
4466 from moves from/to GPRs.
4468 2016-03-02 Richard Biener <rguenther@suse.de>
4470 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
4471 GENERIC expressions in GIMPLE.
4473 2016-03-02 Richard Biener <rguenther@suse.de>
4475 * config/i386/i386.c (type_natural_mode): Fix typo.
4477 2016-03-02 Nick Clifton <nickc@redhat.com>
4479 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
4481 2016-03-02 Richard Biener <rguenther@suse.de>
4482 Uros Bizjak <ubizjak@gmail.com>
4485 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
4487 2016-03-02 Richard Biener <rguenther@suse.de>
4490 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
4492 2016-03-02 Marek Polacek <polacek@redhat.com>
4495 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
4496 "is promoted to" warning.
4498 2016-03-01 DJ Delorie <dj@redhat.com>
4500 * config.gcc: Deprecate mep-*.
4502 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
4505 * lra-constraints.c (regno_val_use_in): New.
4506 (match_reload): Use it instead of regno_use_in.
4508 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4510 PR rtl-optimization/70007
4511 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
4512 references present in REG_EQUAL notes attached to non-SET patterns.
4514 2016-03-01 Jeff Law <law@redhat.com>
4516 PR tree-optimization/69196
4517 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4518 Appropriately clamp the number of statements to copy when the
4519 thread path does not traverse a loop backedge.
4521 PR tree-optimization/69196
4522 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4523 Do count some PHIs in the thread path against the insn count. Decrease
4524 final statement count by one as the control statement in the last
4525 block will get removed. Remove special cased code for handling PHIs
4528 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
4531 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
4532 asm dialect alternatives to explicit GOTPCREL calls.
4534 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4537 * ira.c (do_reload): Issue warning for generic stack checking here...
4538 * reload1.c (reload): ...instead of here and streamline it.
4540 2016-03-01 Nick Clifton <nickc@redhat.com>
4542 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
4544 2016-03-01 Richard Biener <rguenther@suse.de>
4546 PR tree-optimization/69983
4547 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
4548 types and fall back to operand_equal_p.
4550 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4553 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4555 * config/s390/constraints.md ("jm8"): New constraint.
4556 * config/s390/predicates.md ("const_int_8bitset_operand"): New
4558 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
4560 ("*setmem_long<setmem_and>"): New pattern.
4561 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
4563 ("*setmem_long_31z<setmem_and>"): New pattern.
4564 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
4565 New substitution rules with the required attributes.
4568 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4571 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4573 * gensupport.c (process_substs_on_one_elem): Split loop to
4574 complete mark_operands_used_in_match_dup on all expressions in the
4576 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4577 and remove function.
4579 2016-03-01 Richard Biener <rguenther@suse.de>
4582 * fold-const.c (fold_indirect_ref_1): Fix range checking for
4583 vector BIT_FIELD_REF extract.
4585 2016-03-01 Richard Biener <rguenther@suse.de>
4587 PR tree-optimization/69994
4588 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
4590 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
4592 PR tree-optimization/69956
4593 * tree-vect-stmts.c (supportable_widening_operation): Support
4594 multi-step conversion of boolean vectors.
4595 (supportable_narrowing_operation): Likewise.
4597 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4599 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
4602 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4604 * config/s390/subst.md (DSI_VI): New mode iterator.
4605 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
4606 * config/s390/vector.md ("vec_set<mode>"): Move expander before
4607 the insn definition.
4608 ("*vec_set<mode>"): Change predicate and add alternative to
4609 support only either register or const_int operands as element
4611 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
4613 ("vec_extract<mode>"): New expander.
4614 ("*vec_extract<mode>"): New insn definition supporting reg and
4615 const_int element selectors.
4616 ("*vec_extract<mode>_plus"): New insn definition supporting
4617 reg+const_int element selectors.
4618 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
4619 following expander+insn definition.
4620 ("<vec_shifts_name><mode>3"): New expander.
4621 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
4623 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4625 * config/s390/s390.md ("*tabort_1"): Change predicate to
4626 nonmemory_operand. Add a second alternative to cover
4627 register as well as const int operands.
4628 ("*tabort_1_plus"): New pattern definition.
4630 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4632 * config/s390/s390.md ("*ashrdi3_cc_31")
4633 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4634 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4635 Merge insn definitions into ...
4636 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4637 New pattern definition.
4638 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4639 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4640 ("*ashr<mode>3_and"): Merge insn definitions into ...
4641 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4642 New pattern definition.
4643 * config/s390/subst.md ("addr_style_op_cc_subst")
4644 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4645 substitutions patterns plus attributes.
4646 Add ashiftrt to SUBST iterator.
4648 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4650 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4651 op2 to nonmemory_operand.
4652 ("*<shift>di3_31", "*<shift>di3_31_and"):
4653 Merge into single pattern definition ...
4654 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4655 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4656 pattern definition ...
4657 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4658 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4661 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4663 * config/s390/predicates.md (const_int_6bitset_operand): New
4665 * config/s390/s390.md: Include subst.md.
4666 ("rotl<mode>3"): New expander.
4667 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4669 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4670 * config/s390/subst.md: New file.
4672 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4674 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4675 Remove RRR type. It doesn't really exist.
4676 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4678 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4679 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4680 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4681 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4682 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4683 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4684 `enabled' attribute.
4686 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4688 * gensupport.c (process_substs_on_one_elem): Split loop to
4689 complete mark_operands_used_in_match_dup on all expressions in the
4691 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4692 and remove function.
4694 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4697 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4698 (CEIL_NWORDS): ...this. Use CEIL macro.
4699 (compute_fp_layout): Adjust to above renaming.
4700 (function_arg_union_value): Likewise.
4701 (sparc_arg_partial_bytes): Likewise.
4702 (sparc_function_arg_advance): Likewise.
4704 2016-02-29 Jeff Law <law@redhat.com>
4706 PR tree-optimization/70005
4707 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4708 where an object with a boolean range is compared against a value
4711 PR tree-optimization/69999
4712 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4713 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4716 2016-02-29 Richard Biener <rguenther@suse.de>
4718 PR tree-optimization/69994
4719 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4720 (get_unary_op): Look through nop conversions.
4721 (ops_equal_values_p): New function, look for equality diregarding
4723 (eliminate_plus_minus_pair): Use ops_equal_values_p
4724 (repropagate_negates): Do not use get_unary_op here.
4726 2016-02-29 Martin Liska <mliska@suse.cz>
4728 * system.h: Poison ENABLE_CHECKING macro.
4730 2016-02-29 Martin Liska <mliska@suse.cz>
4732 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4733 is presented in dump flags.
4734 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4735 (hsa_regalloc): Likewise.
4737 2016-02-19 Richard Biener <rguenther@suse.de>
4739 PR tree-optimization/69980
4740 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4741 permutation of those we need to keep.
4743 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4746 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4747 (NWORDS_UP): ...this
4748 (init_cumulative_args): Minor tweaks.
4749 (sparc_promote_function_mode): Likewise.
4750 (scan_record_type): Delete.
4751 (traverse_record_type): New function template.
4752 (classify_data_t): New structure type.
4753 (classify_registers): New inline function.
4754 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4755 exhausted. Instantiate traverse_record_type on classify_registers and
4756 deal with the case of a structure passed in slot #15 with no FP field
4758 (assign_data_t): New structure type.
4759 (compute_int_layout): New static function.
4760 (compute_fp_layout): Likewise.
4761 (count_registers): New inline function.
4762 (assign_int_registers): New static function.
4763 (assign_fp_registers): Likewise.
4764 (assign_registers): New inline function.
4765 (function_arg_record_value_1): Delete.
4766 (function_arg_record_value_2): Likewise.
4767 (function_arg_record_value_3): Likewise.
4768 (function_arg_record_value): Adjust to above changes. Instantiate
4769 traverse_record_type on count_registers to first count the number of
4770 registers to be used and then on assign_registers to assign them.
4771 (function_arg_union_value): Adjust to above renaming.
4772 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4773 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4774 case of a structure passed in slot #15
4775 (sparc_function_arg_advance): Likewise.
4776 (function_arg_padding): Minor tweak.
4778 2016-02-29 Richard Biener <rguenther@suse.de>
4780 PR tree-optimization/69720
4781 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4782 the adjustment_def path for possibly vectorized defs.
4783 (vect_create_epilog_for_reduction): Handle vectorized initial
4786 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4788 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4790 2016-02-27 Jeff Law <law@redhat.com>
4793 2016-02-26 Richard Biener <rguenther@suse.de>
4794 Jeff Law <law@redhat.com>
4796 PR tree-optimization/69740
4797 * cfghooks.c (remove_edge): Request loop fixups if we delete
4798 an edge that might turn an irreducible loop into a natural
4801 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4803 PR rtl-optimization/69896
4804 * tree-vect-generic.c (get_compute_type): Avoid single element
4807 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4809 Rename the AArch64 tuning option and related functions to enable the
4810 Newton series for the reciprocal square root to reflect its
4811 approximative characteristic.
4813 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4814 function to "aarch64_emit_approx_rsqrt".
4815 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4816 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4817 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4818 (xgene1_tunings): Likewise.
4819 (use_rsqrt_p): Likewise.
4820 (aarch64_emit_swrsqrt): Use new function name.
4821 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4822 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4823 text explaining this option.
4824 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4826 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4829 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4830 complain about -mallow-movmisalign without -mvsx if
4831 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4833 2016-02-26 Joel Sherrill <joel@rtems.org>
4835 * config.gcc: Add x86_64-*-rtems*.
4836 * gcc/config/i386/rtems-64.h: New file.
4838 2016-02-26 Joel Sherrill <joel@rtems.org>
4840 * config.gcc: Add aarch64-*-rtems*.
4841 * gcc/config/aarch64/rtems.h: New file.
4843 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4846 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4847 shift amount using %h. Add comment.
4849 2016-02-26 Richard Biener <rguenther@suse.de>
4850 Jeff Law <law@redhat.com>
4852 PR tree-optimization/69740
4853 * cfghooks.c (remove_edge): Request loop fixups if we delete
4854 an edge that might turn an irreducible loop into a natural
4857 2016-02-26 Martin Jambor <mjambor@suse.cz>
4860 * tree-sra.c (sra_modify_assign): Do not remove loads of
4861 uninitialized aggregates to SSA_NAMEs.
4863 2016-02-26 Richard Henderson <rth@redhat.com>
4866 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4867 pseudo in case the target rtx matches the source of the left
4870 2016-02-26 Martin Jambor <mjambor@suse.cz>
4873 * hsa.h (hsa_type_packed_p): Declare.
4874 * hsa.c (hsa_type_packed_p): New function.
4875 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4877 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4878 * hsa-brig.c (emit_basic_insn): Likewise.
4880 2016-02-26 Martin Jambor <mjambor@suse.cz>
4883 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4885 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4887 2016-02-26 Martin Jambor <mjambor@suse.cz>
4889 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4890 hsa_op_with_type operands.
4891 (hsa_unsigned_type_for_type): Declare.
4892 * hsa.c (hsa_unsigned_type_for_type): New function.
4893 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4894 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4895 the finalizer. Do not emit extra move.
4897 2016-02-26 Martin Jambor <mjambor@suse.cz>
4899 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4900 atomic operations in private segment.
4902 2016-02-26 Martin Jambor <mjambor@suse.cz>
4904 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4905 statements to wi->info. Also disallow omp simd constructs.
4906 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4907 for not gridifying. Dump special string for omp_for.
4909 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4912 * config/aarch64/aarch64.c (aarch64_set_current_function):
4913 Save/restore target globals when switching to
4914 target_option_default_node.
4916 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4919 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4920 Return 0 if !SHIFT_COUNT_TRUNCATED.
4922 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4923 Eric Botcazou <ebotcazou@adacore.com>
4925 PR rtl-optimization/69891
4926 * dse.c (scan_insn): If we can't figure out memset arguments
4927 or they are non-constant, call clear_rhs_from_active_local_stores.
4929 2016-02-26 Martin Liska <mliska@suse.cz>
4931 * doc/extend.texi: Mention clog10, clog10f an clog10l
4932 in Builtins section.
4934 2016-02-26 Martin Liska <mliska@suse.cz>
4936 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4938 (resolve_args_picking_1): Likewise.
4939 * dwarf2out.h (struct GTY): Likewise.
4941 2016-02-26 Martin Liska <mliska@suse.cz>
4943 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4945 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4947 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4948 Martin Liska <mliska@suse.cz>
4950 * doc/install.texi: Mention --enable-valgrind-annotations.
4952 2016-02-26 Richard Biener <rguenther@suse.de>
4954 PR tree-optimization/69551
4955 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4956 looking through aliases adjust DECL_PT_UID to refer to the
4957 ultimate alias target.
4959 2016-02-25 Martin Liska <mliska@suse.cz>
4962 * alloc-pool.c (after_memory_report): New variable.
4963 * alloc-pool.h (base_pool_allocator ::release): Do not use
4964 the infrastructure if after_memory_report.
4965 * toplev.c (toplev::main): Mark after memory report.
4967 2016-02-25 Richard Biener <rguenther@suse.de>
4969 PR tree-optimization/48795
4970 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4972 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4975 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4976 offloading is enabled and -fopenacc or -fopenmp is specified.
4977 (CRTOFFLOADEND): Likewise.
4978 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4979 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4980 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4981 (offload_objects_file_name): New static var.
4982 (tool_cleanup): Remove offload_objects_file_name file.
4983 (find_offloadbeginend): Replace with ...
4984 (find_crtoffloadtable): ... this.
4985 (run_gcc): Remove offload_argc and offload_argv.
4986 Get offload_objects_file_name from -foffload-objects=... option.
4987 Read names of object files with offload from this file, pass them to
4988 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4989 don't pass offloadbegin and offloadend to the linker. Don't pass
4990 offload non-LTO files to the linker, because now they're not claimed.
4992 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4995 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4996 on builtin_unreachable.
4998 2016-02-25 Jakub Jelinek <jakub@redhat.com>
5000 PR rtl-optimization/69896
5001 * regcprop.c: Include cfgrtl.h.
5002 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
5003 than remembered mode, either delete it (if noop_move_p), or
5004 treat like copy_p but not noop_p instruction.
5006 2016-02-24 Jakub Jelinek <jakub@redhat.com>
5009 * dwarf2out.c (gen_variable_die): Work around buggy LTO
5010 - allow NULL decl for Fortran DW_TAG_common_block variables.
5012 2016-02-24 Jason Merrill <jason@redhat.com>
5014 * common.opt (flifetime-dse): Add -flifetime-dse=1.
5016 2016-02-24 Richard Biener <rguenther@suse.de>
5017 Jakub Jelinek <jakub@redhat.com>
5020 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
5021 conditionally executed ops to well-defined overflow behavior.
5023 2016-02-24 Jakub Jelinek <jakub@redhat.com>
5026 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
5029 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5031 PR rtl-optimization/69886
5032 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
5033 argument. Use it when checking validity of set instructions.
5034 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
5035 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
5037 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
5038 * store-motion.c (find_moveable_store): Update
5039 can_assign_to_reg_without_clobbers_p callsite.
5041 2016-02-24 Richard Biener <rguenther@suse.de>
5044 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
5046 (record_nonwrapping_iv): Do not fall back to the low/high bound
5047 for non-constant IV bases if the stmt is not always executed.
5049 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5051 * config/arm/arm-cores.def (cortex-a32): New entry.
5052 * config/arm/arm-tables.opt: Regenerate.
5053 * config/arm/arm-tune.md: Regenerate.
5054 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
5055 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
5056 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
5057 for -mcpu and -mtune.
5059 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5062 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
5063 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
5064 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
5065 (atomic_loaddi_1): Delete.
5066 (atomic_loaddi): Rewrite expander using the above changes.
5068 2016-02-24 Jakub Jelinek <jakub@redhat.com>
5071 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
5074 2016-02-24 Jakub Jelinek <jakub@redhat.com>
5075 Richard Biener <rguenth@suse.de>
5078 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
5079 set_mem_attributes if tem is SSA_NAME which got expanded
5082 2016-02-24 Richard Biener <rguenther@suse.de>
5084 PR tree-optimization/69907
5085 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
5086 end of permutations for BB vectorization.
5088 2016-02-24 Christian Bruel <christian.bruel@st.com>
5090 * config/arm/arm-c.c (arm_option_override): Initialize
5091 target_option_current_node.
5092 * config/arm/arm.c (arm_pragma_target_parse): Replace
5093 build_target_option_node call by target_option_current_node.
5094 Set target_option_current_node.
5097 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
5100 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
5101 define_insn_and_split to define_insn.
5102 (zero_extendqi<mode>2_dot2): Same.
5103 (extendqi<mode>2_dot): Same.
5104 (extendqi<mode>2_dot2): Same.
5106 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
5108 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
5109 and add bypass for AES{D,E} and AESMC pairs.
5110 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
5113 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
5115 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
5116 series for reciprocal square root in Exynos M1.
5118 2016-02-23 Martin Sebor <msebor@redhat.com>
5121 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
5122 __builtin_alloca_with_align.
5124 2016-02-23 Richard Henderson <rth@redhat.com>
5126 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
5127 (ix86_register_pragmas): Remove __seg_tls.
5128 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
5129 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
5130 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
5131 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
5132 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
5133 * doc/extend.texi (__seg_tls): Remove item.
5135 2016-02-23 Richard Biener <rguenther@suse.de>
5137 * alloc-pool.h (struct allocation_object): Make id member
5138 conditional on CHECKING_P again.
5139 (get_instance): Adjust.
5140 (base_pool_allocator): Likewise.
5142 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
5144 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
5145 (parallelize_loops): In OpenACC kernels mode, set n_threads to
5147 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
5149 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
5151 2016-02-23 Richard Biener <rguenther@suse.de>
5153 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
5154 * bitmap.h (struct bitmap_usage): Likewise.
5155 (bitmap_move): Declare.
5156 * bitmap.c (register_overhead): Take size_t argument.
5157 (bitmap_move): New function.
5158 * df-problems.c (df_rd_transfer_function): Use bitmap_move
5159 to properly account overhead.
5160 * tree.c (free_node): Use tree_size.
5162 2016-02-23 Jakub Jelinek <jakub@redhat.com>
5165 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
5166 when inverting comparison.
5169 * common.opt (Wunreachable-code): Add Warning flag.
5171 2016-02-23 Mark Wielaard <mjw@redhat.com>
5172 Jakub Jelinek <jakub@redhat.com>
5175 * cgraphunit.c (check_global_declaration): Check main_input_filename
5176 and DECL_SOURCE_FILE are not NULL.
5178 2016-02-23 Martin Jambor <mjambor@suse.cz>
5180 PR tree-optimization/69666
5181 * tree-sra.c (sra_modify_assign): Do not attempt to create
5182 default_def replacements for unscalarizable regions.
5184 2016-02-20 Mark Wielaard <mjw@redhat.com>
5187 * cgraphunit.c (check_global_declaration): Check level of
5188 warn_unused_const_variable and main_input_filename.
5189 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
5190 (-Wunused-variable): For C implies -Wunused-const-variable=1.
5191 (-Wunused-const-variable): Explain levels 1 and 2.
5193 2016-02-22 Jakub Jelinek <jakub@redhat.com>
5196 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
5197 identical arguments. Formatting and spelling fixes.
5200 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
5205 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
5206 and m68k-devices.def.
5207 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
5208 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
5210 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
5212 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
5213 and HImode registers.
5215 2016-02-22 Richard Biener <rguenther@suse.de>
5217 PR tree-optimization/69882
5218 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
5219 preserve permutations present because of gaps.
5220 (vect_supported_load_permutation_p): Always continue checking
5221 permutations after vect_attempt_slp_rearrange_stmts.
5223 2016-02-22 Bin Cheng <bin.cheng@arm.com>
5225 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
5226 min_profitable_estimate, rather than min_profitable_iters.
5228 2016-02-22 Jakub Jelinek <jakub@redhat.com>
5231 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
5232 SImode for last match_operand.
5234 2016-02-22 Martin Liska <mliska@suse.cz>
5236 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
5237 return bitsize - 1 as the return value.
5239 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
5243 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
5244 Handle negative shift counts.
5245 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
5246 force_reg on the shift constant.
5247 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
5248 (lshrsi3_d): Handle negative shift counts.
5250 2016-02-22 Richard Biener <rguenther@suse.de>
5251 Tom de Vries <tom@codesourcery.com>
5253 * graph.c: Include dumpfile.h.
5254 (print_graph_cfg): Split into three overloads.
5255 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
5257 2016-02-22 Tom de Vries <tom@codesourcery.com>
5259 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
5262 2016-02-22 Richard Biener <rguenther@suse.de>
5265 * ipa-inline-transform.c (inline_call): When not updating
5266 overall summaries adjust self size by the growth estimate.
5267 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
5268 hash-set, do not update overall summaries here. Renamed from ...
5269 (inline_to_all_callers): ... this which is now wrapping the
5270 above and performing delayed overall summary update.
5271 (early_inline_small_functions): Delay updating of the overall
5274 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
5276 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
5279 2016-02-19 Jakub Jelinek <jakub@redhat.com>
5282 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
5283 :%* in %:gt() argument.
5284 (greater_than_spec_func): Adjust for expecting only numbers,
5285 if there are more than two numbers, compare the last two.
5287 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
5289 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
5290 -Wnarrowing with -std.
5292 2016-02-19 Jakub Jelinek <jakub@redhat.com>
5295 * expr.c (store_field): Don't use bit-field path if exp is
5296 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
5297 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
5298 and the assignment can be performed by bitwise copy. Formatting
5302 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
5303 call copy_reg_eh_region_note_forward on before and/or after sequences
5304 and remove note from insn if it no longer can throw.
5307 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
5310 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5312 * config/s390/vector.md: Add missing commutative operand markers
5313 to the patterns which qualify for one.
5314 * config/s390/vx-builtins.md: Likewise.
5316 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5318 * config/s390/vector.md (VI, VI_QHS): Add single element vector
5319 types to mode iterators.
5320 (vec_double): ... and mode attribute.
5321 * config/s390/vx-builtins.md (non_vec_int): Likewise.
5323 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5325 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
5326 Change the predicate of op2 from nonimmediate to general and let
5327 reload fix it if necessary.
5329 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5331 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
5333 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5335 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
5338 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5340 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
5341 * config/s390/s390.c (s390_expand_vec_movstr): New function.
5342 * config/s390/s390.md ("movstr<P:mode>"): Call
5343 s390_expand_vec_movstr.
5345 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5347 * config/s390/s390.md: Add missing output modifier for operand 1
5348 to print it as address properly.
5350 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5352 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
5353 * config/s390/2964.md: New file.
5354 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
5355 of insn grouping attributes depending on the CPU level.
5356 (s390_get_unit_mask): New function.
5357 (s390_sched_score): Remove the OOO from the scheduling macros.
5358 Add loop to calculate a score for the instruction mix.
5359 (s390_sched_reorder): Likewise plus improve debug output.
5360 (s390_sched_variable_issue): Rename macros as above. Calculate
5361 the unit distances after actually scheduling an insn. Improve
5363 (s390_sched_init): Clear last_scheduled_unit_distance array.
5364 * config/s390/s390.md: Include 2964.md.
5366 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5369 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
5370 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
5371 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
5372 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
5373 *avx512f_<code>v8div16qi2_mask_1): New insns.
5375 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5378 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
5381 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
5382 earlyclobber from target. Use wF constraint for fused memory
5384 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
5386 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5387 Martin Liska <mliska@suse.cz>
5390 * cfgexpand.c (asan_sanitize_stack_p): New function.
5391 (partition_stack_vars): Use the function.
5392 (expand_stack_vars): Likewise.
5393 (defer_stack_allocation): Likewise.
5394 (expand_used_vars): Likewise.
5396 2016-02-18 Richard Biener <rguenther@suse.de>
5399 * fold-const.c (operand_equal_p): Properly compare offsets for
5400 IMAGPART_EXPR and ARRAY_REF.
5402 2016-02-18 Nick Clifton <nickc@redhat.com>
5406 * config/arm/arm.c (arm_option_override_internal): Disable
5407 interworking if the target does not support thumb instructions.
5408 (arm_reload_in_hi): Handle the case where a register to register
5409 move needs reloading because there is no simple pattern to handle
5411 (arm_reload_out_hi): Likewise.
5413 2016-02-18 Richard Biener <rguenther@suse.de>
5416 * match.pd: Don't use fold_binary or fold_unary for folding
5419 2016-02-17 Jakub Jelinek <jakub@redhat.com>
5422 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
5423 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
5424 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
5425 warn on gimple_no_warning_p statements.
5427 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
5429 * doc/extend.texi (C++ Attributes): Correct description of
5430 warn_unused type attribute.
5432 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5434 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
5435 correct instruction.
5437 2016-02-17 Richard Biener <rguenther@suse.de>
5439 PR rtl-optimization/69609
5440 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
5441 (find_traces_1_round): When ending a trace update cached priority
5443 (bb_to_key): Use cached priority when available.
5444 (copy_bb): Initialize cached priority.
5445 (reorder_basic_blocks_software_trace_cache): Likewise.
5447 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5450 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
5452 (aarch64_comparison_operator): Break overly long line into two.
5453 (aarch64_comparison_operation): Likewise.
5454 * config/aarch64/aarch64.md (cstorecc4): Use
5455 aarch64_comparison_operator_mode instead of
5456 aarch64_comparison_operator.
5457 (cstore<mode>4): Likewise.
5458 (aarch64_cstore<mode>): Likewise.
5459 (*cstoresi_insn_uxtw): Likewise.
5460 (cstore<mode>_neg): Likewise.
5461 (*cstoresi_neg_uxtw): Likewise.
5463 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5466 * config/arm/predicates.md (arm_comparison_operator_mode):
5468 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
5469 instead of arm_comparison_operator.
5470 (*mov_negscc): Likewise.
5471 (*mov_notscc): Likewise.
5472 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
5473 (*thumb2_mov_negscc): Likewise.
5474 (*thumb2_mov_negscc_strict_it): Likewise.
5475 (*thumb2_mov_notscc): Likewise.
5476 (*thumb2_mov_notscc_strict_it): Likewise.
5478 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
5480 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
5483 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
5485 * config/visium/visium.c (machine_libfunc_index): New enum.
5486 (machine_libfuncs): New structure.
5487 (visium_libfuncs): New static variable.
5488 (TARGET_INIT_LIBFUNCS): Define to...
5489 (visium_init_libfuncs): ...this. New function.
5490 (expand_block_move_4): Use the appropriate libfunc.
5491 (expand_block_move_2): Likewise.
5492 (expand_block_move_1): Likewise.
5493 (expand_block_set_4): Likewise.
5494 (expand_block_set_2): Likewise.
5495 (expand_block_set_1): Likewise.
5496 (visium_trampoline_init): Likewise.
5498 2016-02-17 Nick Clifton <nickc@redhat.com>
5500 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
5501 TI's devices.csv file as of March 2016.
5503 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
5506 * opts-global.c (handle_common_deferred_options): Introduce and
5507 initialize two global variables to remember command-line options
5508 specifying a stack-limiting register.
5509 * opts.h: Add extern declarations of the two new global variables.
5510 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
5511 variable based on the values of the two new global variables.
5513 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5516 * common.opt (Wnonnull-compare): New warning.
5517 * doc/invoke.texi (-Wnonnull): Remove text about comparison
5518 of arguments against NULL.
5519 (-Wnonnull-compare): Document.
5520 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
5521 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
5522 * passes.def (pass_warn_nonnull_compare): Add.
5523 * gimple-ssa-nonnull-compare.c: New file.
5525 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5527 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
5528 AARCH64_EXTRA_TUNE_RECIP_SQRT.
5530 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5532 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
5533 reciprocal sqrt for -mlow-precision-recip-sqrt.
5535 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5536 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5538 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
5539 always use lane loads to construct non-constant vectors.
5541 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5543 * config/aarch64/aarch64.md
5544 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
5545 constraints for operand 3.
5546 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5548 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5549 Richard Biener <rguenther@suse.de>
5551 PR tree-optimization/69820
5552 * tree-vect-patterns.c (type_conversion_p): Return false if
5553 *orig_type is unsigned single precision or boolean.
5554 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
5557 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5559 PR rtl-optimization/69764
5560 PR rtl-optimization/69771
5561 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
5562 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
5564 2016-02-16 Richard Biener <rguenther@suse.de>
5566 PR tree-optimization/69776
5567 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
5569 (indirect_refs_may_alias_p): Likewise.
5570 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
5571 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
5572 according to tbaa_p.
5573 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
5574 (optimize_stmt): For redundant store discovery do not allow tbaa.
5576 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
5578 PR tree-optimization/69714
5579 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
5580 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
5582 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
5584 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
5585 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
5586 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
5587 * config/arc/arc.c (arc_init): Check FPU options.
5588 (get_arc_condition_code): Handle new CC_FPU* modes.
5589 (arc_select_cc_mode): Likewise.
5590 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
5591 register pair only. Allow access for ARCv2 accumulator.
5592 (gen_compare_reg): Whenever we have FPU support use FPU compare
5594 (arc_reorg): Don't generate brcc insns when FPU compare
5595 instructions are involved.
5596 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
5597 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
5598 floating point emulation.
5599 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
5600 (REVERSE_CONDITION): Add new CC_FPU* modes.
5601 (TARGET_FP_SP_BASE): Define.
5602 (TARGET_FP_DP_BASE): Likewise.
5603 (TARGET_FP_SP_FUSED): Likewise.
5604 (TARGET_FP_DP_FUSED): Likewise.
5605 (TARGET_FP_SP_CONV): Likewise.
5606 (TARGET_FP_DP_CONV): Likewise.
5607 (TARGET_FP_SP_SQRT): Likewise.
5608 (TARGET_FP_DP_SQRT): Likewise.
5609 (TARGET_FP_DP_AX): Likewise.
5610 * config/arc/arc.md (ARCV2_ACC): New constant.
5611 (type): New fpu type attribute.
5612 (SDF): Conditional iterator.
5613 (cstore<mode>, cbranch<mode>): Change expand condition.
5614 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
5615 handles FPU/FPX cases as well.
5616 * config/arc/arc.opt (mfpu): New option.
5617 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
5619 (adddf3, muldf3, subdf3): Removed.
5620 * config/arc/predicates.md (proper_comparison_operator): Recognize
5622 * config/arc/fpu.md: New file.
5623 * doc/invoke.texi (ARC Options): Document mfpu option.
5625 2016-02-16 Richard Biener <rguenther@suse.de>
5627 PR rtl-optimization/69291
5628 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
5629 noce_operand_ok check.
5631 2016-02-16 Tom de Vries <tom@codesourcery.com>
5634 * omp-low.c (simd_clone_create): Remove call to
5635 symtab->call_cgraph_insertion_hooks.
5637 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5639 PR tree-optimization/69802
5640 * tree-ssa-reassoc.c (update_range_test): If op is
5641 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5642 op == 1 test of precision 1 integral op, otherwise handle
5643 that case as op itself. Fix up formatting.
5644 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5647 2016-02-16 Richard Biener <rguenther@suse.de>
5649 PR tree-optimization/69586
5650 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5651 types for conversion sources.
5653 2016-02-16 Richard Biener <rguenther@suse.de>
5656 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5657 mask OEP_ADDRESS_OF.
5659 2016-02-16 Alan Modra <amodra@gmail.com>
5662 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5663 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5664 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5666 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5667 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5668 (p8_fmrgow_<mode>): Likewise.
5669 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5671 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5672 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5673 to use movdi_internal64. Remove op0_di.
5674 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5676 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5678 Add support for the FCCMP insn types
5680 * config/aarch64/aarch64.md (fccmp): Change insn type.
5682 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5683 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5684 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5685 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5686 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5687 * config/arm/types.md (fccmps): Add new insn type.
5690 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5692 * alias.c (get_alias_set): Fix a typo in comment.
5694 2016-02-15 Richard Biener <rguenther@suse.de>
5696 PR tree-optimization/69595
5697 * match.pd: Complete range test simplification to true.
5699 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5701 PR rtl-optimization/69648
5702 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5703 pic_offset_table_rtx.
5705 PR rtl-optimization/69752
5706 * ira.c (update_equiv_regs): When looking for more than a single SET,
5707 also take other side effects into account.
5709 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5711 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5712 for z900+ CPUs in 31-bit mode.
5714 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5716 * common/config/s390/s390-common.c (s390_supports_split_stack):
5718 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5719 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5720 * config/s390/s390.c (struct machine_function): New field
5721 split_stack_varargs_pointer.
5722 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5723 in s390_emit_prologue.
5724 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5726 (morestack_ref): New global.
5727 (SPLIT_STACK_AVAILABLE): New macro.
5728 (s390_expand_split_stack_prologue): New function.
5729 (s390_live_on_entry): New function.
5730 (s390_va_start): Use split-stack vararg pointer if appropriate.
5731 (s390_asm_file_end): Emit the split-stack note sections.
5732 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5733 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5734 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5735 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5736 (split_stack_prologue): New expand.
5737 (split_stack_space_check): New expand.
5738 (split_stack_data): New insn.
5739 (split_stack_call): New expand.
5740 (split_stack_call_*): New insn.
5741 (split_stack_cond_call): New expand.
5742 (split_stack_cond_call_*): New insn.
5744 2016-02-15 Richard Biener <rguenther@suse.de>
5746 PR tree-optimization/69783
5747 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5748 Add trivially correct cases.
5750 2016-02-15 Tom de Vries <tom@codesourcery.com>
5753 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5755 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5757 2016-02-15 Richard Biener <rguenther@suse.de>
5759 PR tree-optimization/69776
5760 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5761 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5762 indicate whether we can use TBAA to disambiguate against stores.
5763 Use alias-set zero if not.
5764 (visit_reference_op_store): Do not use TBAA when looking up
5766 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5767 (eliminate_dom_walker::before_dom_children): But not when looking
5768 up redundant stores.
5770 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5772 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5774 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5776 * config/i386/znver1.md
5777 (znver1_pop, znver1_pop_mem,
5778 znver1_load_imov_double_store,
5779 znver1_load_imov_direct_store,
5780 znver1_load_imov_direct_load,
5781 znver1_load_imov_double_load): Add new.
5782 (znver1_insn, znver1_insn_load): Add icmov type.
5784 znver1_sseavx_fma_load,
5786 znver1_avx256_fma_load): Fix pipe usage.
5788 2016-02-14 Alan Modra <amodra@gmail.com>
5791 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5792 with an invalid hard reg, reload just the reg not the entire
5793 pre/post-inc/dec address expression.
5795 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5798 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5799 fixed R1_REG scratch reg.
5800 (sibcall_value_pcrel_fdpic): Likewise.
5802 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5806 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5808 2016-02-12 Walter Lee <walt@tilera.com>
5810 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5811 * config/tilegx/t-tilegx: Likewise.
5813 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5816 * diagnostic-show-locus.c (struct line_span): New struct.
5817 (layout::get_first_line): Delete.
5818 (layout::get_last_line): Delete.
5819 (layout::get_num_line_spans): New member function.
5820 (layout::get_line_span): Likewise.
5821 (layout::print_heading_for_line_span_index_p): Likewise.
5822 (layout::get_expanded_location): Likewise.
5823 (layout::calculate_line_spans): Likewise.
5824 (layout::m_first_line): Delete.
5825 (layout::m_last_line): Delete.
5826 (layout::m_line_spans): New field.
5827 (layout::layout): Update comment. Replace m_first_line and
5828 m_last_line with m_line_spans, replacing their initialization
5829 with a call to calculate_line_spans.
5830 (diagnostic_show_locus): When printing source lines and
5831 annotations, rather than looping over a single span
5832 of lines, instead loop over each line_span within
5833 the layout, with an inner loop over the lines within them.
5834 Call the context's start_span callback when changing line spans.
5835 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5836 (diagnostic_build_prefix): Break out the building of the location
5837 part of the string into...
5838 (diagnostic_get_location_text): ...this new function, rewriting
5839 it from nested ternary expressions to a sequence of "if"
5841 (default_diagnostic_start_span_fn): New function.
5842 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5843 (diagnostic_context::start_span): New field.
5844 (default_diagnostic_start_span_fn): New prototype.
5846 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5849 * gcc.c (driver::finalize): Fix cleanup of "specs".
5851 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5855 * gcc.c (driver::driver): Initialize m_option_suggestions.
5856 (driver::~driver): Clean up m_option_suggestions.
5857 (suggest_option): Convert to...
5858 (driver::suggest_option): ...this, and split out into
5859 driver::build_option_suggestions and find_closest_string.
5860 (driver::build_option_suggestions): New function, from
5861 first half of suggest_option. Special-case
5862 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5863 the sanitizer_opts array. For options of enum types, add the
5864 various enum values to the candidate strings.
5865 (driver::handle_unrecognized_options): Remove "const".
5866 * gcc.h (driver::handle_unrecognized_options): Likewise.
5867 (driver::build_option_suggestions): New decl.
5868 (driver::suggest_option): New decl.
5869 (driver::m_option_suggestions): New field.
5870 * opts-common.c (add_misspelling_candidates): New function.
5871 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5872 and make non-static.
5873 * opts.h (sanitizer_opts): New array decl.
5874 (add_misspelling_candidates): New function decl.
5875 * spellcheck.c (find_closest_string): New function.
5876 * spellcheck.h (find_closest_string): New function decl.
5878 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5880 PR rtl-optimization/69764
5881 PR rtl-optimization/69771
5882 * optabs.c (expand_binop_directly): For shift_optab_p, force
5883 convert_modes with VOIDmode if xop1 has VOIDmode.
5885 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5888 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5889 to correctly determine instrumentation thunks.
5891 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5894 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5895 type by reference, force lhs on the call.
5898 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5899 Compute retval and retbnd early in all cases if split_part_return_p
5900 and return_bb is not EXIT. Remove all clobber stmts and reset
5901 all debug stmts that refer to SSA_NAMEs defined in split part,
5902 except if it is retval, in that case replace the old retval with the
5903 lhs of the call to the split part.
5905 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5908 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5911 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5912 whose result is used in PHI.
5913 (maybe_optimize_range_tests): Likewise.
5914 (final_range_test_p): Likweise.
5916 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5919 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5920 whose result is used in PHI.
5921 (maybe_optimize_range_tests): Likewise.
5922 (final_range_test_p): Likweise.
5924 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5926 * cgraph.c: Spelling fixes - behaviour -> behavior and
5927 neighbour -> neighbor.
5928 * target.def: Likewise.
5929 * sel-sched.c: Likewise.
5930 * config/mips/mips.c: Likewise.
5931 * config/arc/arc.md: Likewise.
5932 * config/arm/cortex-a57.md: Likewise.
5933 * config/arm/arm.c: Likewise.
5934 * config/arm/neon.md: Likewise.
5935 * config/arm/arm-c.c: Likewise.
5936 * config/vms/vms-c.c: Likewise.
5937 * config/s390/s390.c: Likewise.
5938 * config/i386/znver1.md: Likewise.
5939 * config/i386/i386.c: Likewise.
5940 * config/ia64/hpux-unix2003.h: Likewise.
5941 * config/msp430/msp430.md: Likewise.
5942 * config/rx/rx.c: Likewise.
5943 * config/rx/rx.md: Likewise.
5944 * config/aarch64/aarch64-simd.md: Likewise.
5945 * config/aarch64/aarch64.c: Likewise.
5946 * config/nvptx/nvptx.c: Likewise.
5947 * config/bfin/bfin.c: Likewise.
5948 * config/cris/cris.opt: Likewise.
5949 * config/rs6000/rs6000.c: Likewise.
5950 * target.h: Likewise.
5951 * spellcheck.c: Likewise.
5952 * ira-build.c: Likewise.
5953 * tree-inline.c: Likewise.
5954 * builtins.c: Likewise.
5955 * lra-constraints.c: Likewise.
5956 * explow.c: Likewise.
5957 * hwint.h: Likewise.
5958 * targhooks.c: Likewise.
5959 * tree-vect-data-refs.c: Likewise.
5961 * doc/tm.texi: Likewise.
5962 * doc/extend.texi: Likewise.
5963 * doc/install.texi: Likewise.
5964 * doc/md.texi: Likewise.
5965 * tree-ssa-tail-merge.c: Likewise.
5966 * sched-int.h: Likewise.
5967 * match.pd: Likewise.
5968 * sched-ebb.c: Likewise.
5969 * target.def (omit_struct_return_reg): Likewise.
5970 * gimple-ssa-isolate-paths.c: Likewise.
5971 (find_implicit_erroneous_behaviour): Renamed to...
5972 (find_implicit_erroneous_behavior): ... this.
5973 (find_explicit_erroneous_behaviour): Renamed to...
5974 (find_explicit_erroneous_behavior): ... this.
5975 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5977 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5979 PR rtl-optimization/64682
5980 PR rtl-optimization/69567
5981 PR rtl-optimization/69737
5982 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5983 in I2 as well, just lose it.
5985 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5987 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5989 (aarch64_last_printed_tune_string): Likewise.
5990 (aarch64_declare_function_name): Only output .arch assembler
5991 directive if it will be different from the previously output
5992 directive. Same for .tune comment but only if -dA is set.
5993 (aarch64_start_file): New function.
5994 (TARGET_ASM_FILE_START): Define.
5996 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5999 * Makefile.in (PLUGIN_HEADERS): Add params.list.
6001 2016-02-11 Jakub Jelinek <jakub@redhat.com>
6004 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
6005 -Wmaybe-uninitialized warning.
6007 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
6010 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
6012 2016-02-11 Richard Biener <rguenther@suse.de>
6014 PR rtl-optimization/69291
6015 * ifcvt.c (noce_try_store_flag_constants): Do not allow
6016 subexpressions affected by changing the result.
6018 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
6021 * lra-constraints.c (curr_insn_transform): Find in/out operands
6022 for secondary memory moves. Update dups.
6024 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
6026 PR tree-optimization/69652
6027 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
6028 to nested loop, did source re-formatting, skip debug statements,
6029 add check on statement with volatile operand, remove dead scalar
6032 2016-02-10 Jakub Jelinek <jakub@redhat.com>
6033 Patrick Palka <ppalka@gcc.gnu.org>
6037 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
6038 calls if the return type is TREE_ADDRESSABLE.
6039 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
6040 * ipa-split.c (split_function): Fix doubled "we" in comment.
6041 Use void return type for the split part even if
6042 !split_point->split_part_set_retval.
6044 2016-02-10 Bin Cheng <bin.cheng@arm.com>
6046 PR tree-optimization/68021
6047 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
6048 when computing the value of biv cand by itself.
6050 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
6052 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
6053 (cortexa57_tunings): Likewise.
6054 (cortexa72_tunings): Likewise.
6055 (arch_macro_fusion_pair_p): Add support for AES fusion.
6056 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
6057 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
6058 Allow virtual registers before reload so early scheduling works.
6059 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
6060 correct latency and pipeline.
6061 (cortex_a57_crypto_complex): Likewise.
6062 (cortex_a57_crypto_xor): Likewise.
6063 (define_bypass): Add AES bypass.
6065 2016-02-10 Richard Biener <rguenther@suse.de>
6067 PR tree-optimization/69726
6068 * passes.def: Add DCE pass before late uninit.
6069 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
6070 really fixup if-conversions job.
6072 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
6074 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
6075 (arm_cortex_a57_tune): Likewise.
6076 (aarch_macro_fusion_pair_p): Add support for AES fusion.
6077 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
6079 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
6081 * timevar.def (TV_PHASE_DBGINFO): Delete.
6082 (TV_PHASE_CHECK_DBGINFO): Likewise.
6083 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
6085 2016-02-10 Richard Biener <rguenther@suse.de>
6087 PR tree-optimization/69719
6088 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
6089 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
6091 2016-02-09 Andrew Pinski <apinski@cavium.com>
6094 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
6095 get_vcond_mask_icode returns false.
6097 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6100 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
6101 an ADDIS that adds a pointer to a large constant that sets the
6102 upper16 bits with a load operation.
6104 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
6107 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
6109 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
6111 (vzipq_s16): Likewise.
6112 (vzipq_s32): Likewise.
6113 (vzipq_f32): Likewise.
6114 (vzipq_u8): Likewise.
6115 (vzipq_u16): Likewise.
6116 (vzipq_u32): Likewise.
6117 (vzipq_p8): Likewise.
6118 (vzipq_p16): Likewise.
6120 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
6123 * config/arm/arm.c (neon_endian_lane_map): New function.
6124 (neon_vector_pair_endian_lane_map): New function.
6125 (arm_evpc_neon_vuzp): Allow for big endian lane order.
6126 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
6128 (vuzpq_s16): Likewise.
6129 (vuzpq_s32): Likewise.
6130 (vuzpq_f32): Likewise.
6131 (vuzpq_u8): Likewise.
6132 (vuzpq_u16): Likewise.
6133 (vuzpq_u32): Likewise.
6134 (vuzpq_p8): Likewise.
6135 (vuzpq_p16): Likewise.
6137 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
6140 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
6143 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
6145 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
6146 truncate const_int operand 1 to QImode.
6148 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
6150 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
6151 corresponding to an abnormal edge.
6153 2016-02-09 Tom de Vries <tom@codesourcery.com>
6155 PR tree-optimization/69599
6156 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
6158 (find_func_aliases_for_builtin_call, find_func_clobbers)
6159 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
6162 2016-02-09 Richard Biener <rguenther@suse.de>
6164 PR tree-optimization/69715
6165 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
6166 LHS on calls as non-rewritable.
6168 2016-02-09 Tom de Vries <tom@codesourcery.com>
6171 * lto-wrapper.c (append_diag_options): New function.
6172 (compile_offload_image): Call append_diag_options.
6174 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
6177 * doc/extend.texi (Flag Output Operands): Correct sectioning.
6178 Minor copy-edit to fix verb tenses.
6180 2016-02-08 Jakub Jelinek <jakub@redhat.com>
6182 PR tree-optimization/69209
6183 * ipa-split.c (split_function): If split part is not
6184 returning retval, retval has gimple type but is not
6185 gimple value, force it into a SSA_NAME first.
6187 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
6189 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
6192 2016-02-08 Jason Merrill <jason@redhat.com>
6195 * convert.c (convert_to_integer_1): Check dofold on truncation
6197 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
6198 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
6199 Rename from *_nofold.
6200 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
6201 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
6203 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
6206 * tree.c (build_common_tree_nodes): Remove short_double argument.
6207 All callers changed.
6208 * tree.h (build_common_tree_nodes): Adjust declaration.
6209 * doc/invoke.texi (-fshort-double): Remove documentation.
6210 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6211 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
6212 * lto-wrapper.c (merge_and_complain, append_compiler_options)
6213 (append_linker_options): Don't handle OPT_fshort_double.
6215 PR rtl-optimization/68730
6216 * lra-remat.c (insn_to_cand_activation): New static variable.
6217 (lra_remat): Allocate and free it.
6218 (create_cand): New arg activation. Initialize a field in
6219 insn_to_cand_activation if it is nonnull.
6220 (create_cands): Pass the activation insn to create_cand when making
6221 a candidate involving an output reload. Reorganize code a little.
6222 (do_remat): Keep track of active status of candidates in a separate
6225 2016-02-08 Richard Biener <rguenther@suse.de>
6227 PR tree-optimization/69719
6228 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
6229 Properly use absolute of the difference of the two offsets to
6230 compare or adjust the segment length.
6232 2016-02-08 Richard Biener <rguenther@suse.de>
6233 Jeff Law <law@redhat.com>
6236 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
6237 types for anonymous SSA names.
6239 2016-02-08 Richard Biener <rguenther@suse.de>
6241 PR rtl-optimization/69274
6242 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
6244 2016-02-08 Jeff Law <law@redhat.com>
6246 PR tree-optimization/65917
6247 * tree-ssa-dom.c (record_temporary_equivalences): Record both
6248 equivalences from if (x == y) style conditionals.
6249 (loop_depth_of_name): Remove.
6250 (record_equality): Remove loop depth check.
6251 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
6252 (const_and_copies::record_const_or_copy_raw): New member function.
6253 * tree-ssa-scopedtables.c
6254 (const_and_copies::record_const_or_copy_raw): New, factored out of
6255 (const_and_copies::record_const_or_copy): Call new member function.
6257 2016-02-05 Jeff Law <law@redhat.com>
6259 PR tree-optimization/68541
6260 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
6261 (count_stmts_in_block): New function.
6262 (poor_ifcvt_candidate_code): Likewise.
6263 (is_feasible_trace): Add some heuristics to determine when path
6264 splitting is profitable.
6265 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
6266 is a diamond with a single exit.
6268 2016-02-05 Martin Sebor <msebor@redhat.com>
6271 * doc/invoke.texi: Update -Wplacement-new to take an optional
6274 2016-02-06 Richard Henderson <rth@redhat.com>
6277 * tree.c (tree_nop_conversion_p): Do not strip casts into or
6278 out of non-standard address spaces.
6280 2016-02-05 Jakub Jelinek <jakub@redhat.com>
6282 PR rtl-optimization/69691
6283 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
6285 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
6287 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
6288 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
6289 (*ieee128_mfvsrd_64bit): Likewise.
6290 (*ieee128_mfvsrd_32bit): Likewise.
6292 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
6296 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
6298 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
6299 instrumented_version.
6301 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
6303 * doc/invoke.texi (Optimize Options): In table of --param options
6304 rename second occurrence of tracer-min-branch-ratio to
6305 tracer-min-branch-probability, rename
6306 tracer-min-branch-ratio-feedback to
6307 tracer-min-branch-probability-feedback and clarify description,
6308 rename sched-spec-state-edge-prob-cutoff to
6309 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
6310 to selsched-insns-to-rename, rename lto-minpartition to
6311 lto-min-partition, delete reorder-blocks-duplicate and
6312 reorder-blocks-duplicate-feedback.
6314 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6316 * config/s390/s390.c (s390_register_info_set_ranges): Remove
6319 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
6321 * doc/extend.texi: S/390: Correct some typos.
6323 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6325 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
6327 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6330 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
6331 (s390_register_info_gprtofpr): Use new macros above.
6332 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
6334 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
6335 its name. Adjust restore and save gpr ranges.
6336 (s390_register_info_set_ranges): New function.
6337 (s390_register_info): Use new macros above. Call
6338 s390_register_info_set_ranges.
6339 (s390_optimize_register_info): Likewise.
6340 (s390_hard_regno_rename_ok): Use new macros.
6341 (s390_hard_regno_scratch_ok): Likewise.
6342 (s390_emit_epilogue): Likewise.
6343 (s390_can_use_return_insn): Likewise.
6344 (s390_optimize_prologue): Likewise.
6345 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
6347 2016-02-05 Jakub Jelinek <jakub@redhat.com>
6350 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
6352 (ix86_option_override_internal): Disable TARGET_STV even for
6353 -m{incoming,preferred}-stack-boundary=3.
6355 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6357 * config.gcc: Mark deprecated rtems targets as obsolete.
6359 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
6361 PR rtl-optimization/64682
6362 PR rtl-optimization/69567
6363 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
6364 before I2 only if the register is both used and set in I2.
6366 2016-02-04 DJ Delorie <dj@redhat.com>
6368 * config/msp430/msp430.c (msp430_start_function): Add function type.
6370 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6373 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
6375 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
6377 PR rtl-optimization/69577
6379 2015-10-29 Richard Henderson <rth@redhat.com>
6383 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
6384 sse check to the exact conditions of PR 67609.
6386 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6389 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
6390 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
6391 not allowed into the traditional Altivec registers.
6392 (movtd_64bit_nodm): Likewise.
6393 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
6395 2016-02-04 David Malcolm <dmalcolm@redhat.com>
6397 * config/aarch64/cortex-a57-fma-steering.c
6398 (aarch64_register_fma_steering): Remove "static" from arguments
6401 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
6404 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
6407 2016-02-04 Mike Frysinger <vapier@gentoo.org>
6409 * doc/invoke.texi: Delete -mno-fma4.
6411 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
6413 PR rtl-optimization/69577
6414 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
6415 (find_subregs_of_mode): Update accordingly. Iterate over partial
6418 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
6420 * config/arm/arm-protos.h (neon_reinterpret): Remove.
6421 * config/arm/arm.c (neon_reinterpret): Remove.
6422 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
6423 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
6424 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
6425 vreinterpretti): Remove.
6426 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
6427 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
6428 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
6429 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
6430 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
6431 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
6432 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
6433 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
6434 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
6435 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
6436 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
6437 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
6438 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
6439 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
6440 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
6441 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
6442 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
6443 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
6444 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
6445 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
6446 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
6447 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
6448 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
6449 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
6450 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
6451 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
6452 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
6453 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
6454 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
6455 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
6456 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
6457 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
6458 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
6459 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
6460 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
6461 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
6462 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
6463 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
6464 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
6465 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
6466 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
6467 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
6468 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
6469 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
6470 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
6471 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
6472 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
6473 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
6474 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
6475 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
6476 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
6477 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
6478 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
6479 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
6480 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
6481 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
6482 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
6483 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
6484 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
6485 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
6486 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
6487 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
6488 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
6489 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
6490 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
6491 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
6492 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
6493 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
6494 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
6495 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
6496 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
6497 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
6498 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
6499 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
6500 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
6501 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
6502 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
6503 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
6504 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
6505 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
6506 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
6507 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
6508 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
6509 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
6510 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
6511 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
6512 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
6513 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
6514 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
6515 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
6516 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
6517 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
6518 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
6519 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
6520 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
6521 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
6522 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
6523 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
6524 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
6525 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
6526 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
6527 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
6528 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
6530 2016-02-04 Martin Liska <mliska@suse.cz>
6533 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
6534 that are gimple_store_p.
6535 (maybe_instrument_call): Likewise.
6537 2016-02-04 Bin Cheng <bin.cheng@arm.com>
6539 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
6540 register scaling out of memory reference and comment why.
6542 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6546 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
6547 folding the source of a SET.
6549 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6553 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
6554 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
6556 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
6560 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
6563 2016-02-04 Christian Bruel <christian.bruel@st.com>
6565 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
6566 * config/arm/arm.c (arm_set_current_function): Likewise.
6568 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6569 Ilya Enkovich <enkovich.gnu@gmail.com>
6570 H.J. Lu <hongjiu.lu@intel.com>
6573 * config/i386/i386.c (convert_scalars_to_vector): Remove
6574 stack alignment fixes.
6575 (ix86_option_override_internal): Disable TARGET_STV if stack
6576 might not be aligned enough.
6577 (ix86_minimum_alignment): Assert that TARGET_STV is false.
6579 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
6581 * gcc/config/i386/x86-tune.def: Disable default prefetching
6584 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6585 Vladimir Makarov <vmakarov@redhat.com>
6588 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
6589 in validating fused toc addresses.
6591 2016-02-03 Jakub Jelinek <jakub@redhat.com>
6594 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
6595 range->m_caret fields if range->m_show_caret_p is false.
6598 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6599 Force oldval into register if it does not satisfy reg_or_short_operand
6600 predicate. Fix up formatting.
6602 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
6603 Alexandre Oliva <aoliva@redhat.com>
6606 * lra-constraints.c (simplify_operand_subreg): Check additionally
6607 address validity after potential reloading.
6608 (process_address_1): Check insns validity. In case of failure do
6611 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
6614 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
6617 2016-02-02 Jakub Jelinek <jakub@redhat.com>
6619 * wide-int.cc (canonize_uhwi): New function.
6620 (wi::divmod_internal): Use it.
6622 2016-02-02 James Norris <jnorris@codesourcery.com
6624 * gimplify.c (omp_notice_variable): Add usage check.
6626 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
6628 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
6629 like LE, GE, LT, GT when emitting relational operator.
6631 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6633 * ira-costs.c (find_costs_and_classes): Add extra argument.
6634 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6635 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6636 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6637 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6638 Add best_class parameter, and return it if not ALL_REGS.
6639 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6641 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6644 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6646 * config/aarch64/aarch64.c
6647 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6648 (aarch64_ira_change_pseudo_allocno_class): New function.
6650 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6653 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6655 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6657 * config/avr/avr.c (avr_option_override): Set
6658 PARAM_ALLOW_STORE_DATA_RACES to 1.
6660 2016-02-02 Richard Biener <rguenther@suse.de>
6662 PR tree-optimization/69595
6663 * match.pd: Add range test simplifications to true/false.
6665 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6667 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6668 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6671 2016-02-02 Richard Biener <rguenther@suse.de>
6673 PR tree-optimization/69606
6674 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6675 info on the result before moving a stmt.
6677 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6680 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6681 branch with vector comparison.
6682 * config/i386/sse.md (VI48_AVX): New mode iterator.
6683 (define_expand "cbranch<mode>4): Add support for conditional branch
6684 with vector comparison.
6685 * tree-vect-loop.c (optimize_mask_stores): New function.
6686 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6687 has_mask_store field of vect_info.
6688 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6689 vectorized loops having masked stores after vec_info destroy.
6690 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6691 correspondent macros.
6692 (optimize_mask_stores): Add prototype.
6694 2016-02-02 Alan Modra <amodra@gmail.com>
6697 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6700 2016-02-02 Alan Modra <amodra@gmail.com>
6703 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6704 whenever toc_label_name used.
6705 (rs6000_file_start): Don't set up toc section here,
6706 (rs6000_output_function_epilogue): do so here instead,
6707 (rs6000_xcoff_file_start): and here.
6708 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6709 (load_toc_aix_di): Likewise.
6711 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6713 PR rtl-optimization/69592
6714 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6715 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6716 (num_sign_bit_copies_binary_arith_p): New inline function.
6717 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6719 2016-02-01 Jeff Law <law@redhat.com>
6721 PR tree-optimization/69580
6722 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6723 * tree-ssa-threadbackward.c
6724 (fsm_find_control_statement_thread_paths): Do not try to walk
6725 through large PHI nodes.
6727 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6729 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6730 when count is incremented above limit, don't analyze further
6733 * omp-low.c (oacc_parse_default_dims): Avoid
6734 -Wsign-compare warning, make sure value fits into int
6735 rather than just unsigned int.
6737 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6739 PR tree-optimization/67921
6740 * fold-const.c (split_tree): New parameters. Convert pointer
6741 type variable part to proper type before negating.
6742 (fold_binary_loc): Pass new arguments to split_tree.
6744 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6746 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6747 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6748 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6749 * doc/tm.texti: Rebuilt.
6750 * doc/invoke.texi (fopenacc-dim): Document.
6751 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6752 (append_compiler_options): Likewise.
6753 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6754 (oacc_parse_default_dims): New.
6755 (oacc_validate_dims): Add USED arg. Select non-unity default when
6757 (oacc_loop_fixed_partitions): Return mask of used partitions.
6758 (oacc_loop_auto_partitions): Emit dump info.
6759 (oacc_loop_partition): Return mask of used partitions.
6760 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6761 loop partitioning and validation calls.
6763 2016-02-01 Richard Biener <rguenther@suse.de>
6766 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6768 2016-02-01 Richard Biener <rguenther@suse.de>
6770 PR tree-optimization/69574
6771 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6772 of asserting return chrec_dont_know.
6774 2016-02-01 Martin Liska <mliska@suse.cz>
6776 * mem-stats-traits.h: Add copyright header.
6777 * mem-stats.h: Likewise.
6779 2016-02-01 Richard Biener <rguenther@suse.de>
6781 PR tree-optimization/69579
6782 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6783 Do not propagate through abnormal PHI results.
6785 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6787 * postreload.c (reload_cse_simplify): Remove dead code.
6789 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6791 PR rtl-optimization/69570
6792 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6793 if there is more than one set, not if there is a single set.
6795 2016-02-01 Richard Henderson <rth@redhat.com>
6798 * combine.c (make_compound_operation): When looking through a
6799 subreg, make sure to re-extend to the width of the outer mode.
6801 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6803 PR tree-optimization/69546
6804 * wide-int.cc (wi::divmod_internal): For unsigned division
6805 where both operands fit into uhwi, if o1 is 1 and o0 has
6806 msb set, if divident_prec is larger than bits per hwi,
6807 clear another quotient word and return 2 instead of 1.
6808 Similarly for remainder with msb in HWI set, if dividend_prec
6809 is larger than bits per hwi.
6811 2016-01-29 Martin Jambor <mjambor@suse.cz>
6813 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6814 Use short lowercase names.
6815 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6816 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6817 acq_rel one. Protect warning agains segfaults if
6818 get_memory_order_name returns NULL.
6819 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6820 with release semantics. Do not warn if get_memory_order already did.
6821 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6822 semantics. Fix check for relaxed or acquire semantics. Do not warn
6823 if get_memory_order already did.
6825 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6827 * doc/install.texi: Document that isl-0.16 is supported.
6829 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6832 * config/i386/constraints.md (Bm): Describe as special memory
6834 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6835 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6836 * genpreds.c (struct constraint_data): Add is_special_memory.
6837 (have_special_memory_constraints, special_memory_start): New
6839 (special_memory_end): Ditto.
6840 (add_constraint): Add new arg is_special_memory. Add code to
6841 process its true value. Update have_special_memory_constraints.
6842 (process_define_constraint): Pass the new arg.
6843 (process_define_register_constraint): Ditto.
6844 (choose_enum_order): Process special memory.
6845 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6846 function insn_extra_special_memory_constraint.
6847 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6848 * gensupport.c (process_rtx): Process
6849 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6850 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6851 * ira-lives.c (single_reg_class): Use
6852 insn_extra_special_memory_constraint.
6853 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6854 * lra-constraints.c (process_alt_operands): Ditto.
6855 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6856 * recog.c (asm_operand_ok, preprocess_constraints): Process
6858 * reload.c (find_reloads): Ditto.
6859 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6860 * stmt.c (parse_input_constraint): Use
6861 insn_extra_special_memory_constraint.
6863 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6866 * lra-splill.c (lra_final_code_change): Revert r229087 by
6867 removing all sub-registers.
6869 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6872 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6874 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6877 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6878 SSE1, copy target into the temporary reg first before recursing
6881 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6886 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6888 * ginclude/stdarg.h: Test __cplusplus instead of
6889 __GXX_EXPERIMENTAL_CXX0X__.
6891 2016-01-29 Richard Biener <rguenther@suse.de>
6893 PR tree-optimization/69547
6894 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6895 Do not mark clobbers necessary.
6896 (mark_all_reaching_defs_necessary_1): Likewise.
6898 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6900 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6901 declaration name with %qs and print it in both error messages.
6902 Also fix indentation.
6904 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6907 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6908 trailing blank line from error message.
6910 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6913 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6916 2016-01-29 Richard Biener <rguenther@suse.de>
6919 * match.pd: Allow all integral types when simplifying a
6920 widening or sign-changing conversion.
6922 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6924 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6925 back to setting codegen_error to fail codegen.
6927 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6930 * config/i386/constraints.md (C): Only accept constant zero operand.
6931 (BC): New constraint.
6932 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6933 instead of C constraint.
6934 * doc/md.texi (Machine Constraints): Update description
6937 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6940 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6942 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6945 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6948 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6950 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6951 branches if using guessed profile.
6953 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6955 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6957 2016-01-28 Richard Henderson <rth@redhat.com>
6960 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6961 * config/aarch64/aarch64-protos.h: Update.
6962 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6963 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6964 (aarch64_get_condition_code_1): Handle CC_Cmode.
6965 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6966 (*add<mode>3_compareC_cconly_imm): New.
6967 (*add<mode>3_compareC_cconly): New.
6968 (*add<mode>3_compareC_imm): New.
6969 (add<mode>3_compareC): New.
6970 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6971 to be first. Use aarch64_carry_operation.
6972 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6973 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6974 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6975 (subti3): Use subdi3_compare1.
6976 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6977 (sub<mode>3_compare1): New.
6978 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6979 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6980 (*subsi3_carryin_uxtw): Likewise.
6981 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6982 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6983 * config/aarch64/iterators.md (DWI): New.
6984 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6985 (aarch64_borrow_operation): New.
6987 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6989 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6990 message when isl does not return a valid schedule.
6992 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6994 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6995 Remove comments from class declarations: they are already in the code
6998 2016-01-28 Sebastian Pop <s.pop@samsung.com>
7000 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
7002 (ternary_op_to_tree): Same.
7003 (unary_op_to_tree): Same.
7004 (nary_op_to_tree): Same.
7005 (gcc_expression_from_isl_expr_op): Same.
7006 (gcc_expression_from_isl_expression): Same.
7007 (graphite_create_new_loop): Same.
7008 (graphite_create_new_loop_guard): Same.
7009 (build_iv_mapping): Same.
7010 (graphite_create_new_guard): Same.
7011 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
7012 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
7014 2016-01-28 Sebastian Pop <s.pop@samsung.com>
7016 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
7017 instead of setting codegen_error to fail codegen.
7019 2016-01-28 Jason Merrill <jason@redhat.com>
7021 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
7023 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
7025 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7026 Remove CONST_INT_P check in CCMP cost calculation.
7028 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
7030 * config/aarch64/aarch64.c (generic_vector_cost):
7031 Set vec_permute_cost.
7032 (cortexa57_vector_cost): Likewise.
7033 (exynosm1_vector_cost): Likewise.
7034 (xgene1_vector_cost): Likewise.
7035 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
7036 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
7037 Add vec_permute_cost entry.
7039 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
7041 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
7043 (add<mode>3_compare0): Likewise.
7044 (addsi3_compare0_uxtw): Likewise.
7045 (add<mode>3nr_compare0): Likewise.
7046 (compare_neg<mode>): Likewise.
7047 (<optab><mode>3): Likewise.
7049 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
7051 * tree-vect-stmts.c (vectorizable_comparison): Add
7052 NULL check for vectype.
7054 2016-01-28 Richard Biener <rguenther@suse.de>
7056 PR tree-optimization/69466
7057 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
7058 Account for PHIs we couldn't duplicate.
7060 2016-01-28 Martin Liska <mliska@suse.cz>
7063 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
7064 instead of ENABLE_VALGRIND_CHECKING.
7066 2016-01-27 Richard Henderson <rth@redhat.com>
7069 * lra-remat.c (subreg_regs): New.
7070 (dump_candidates_and_remat_bb_data): Dump it.
7071 (operand_to_remat): Reject if operand in subreg_regs.
7072 (set_bb_regs): Collect subreg_regs.
7073 (lra_remat): Init and free subreg_regs. Compute
7074 calculate_local_reg_remat_bb_data before create_cands.
7076 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
7079 * config/i386/i386.c (ix86_update_stack_boundary): Don't
7080 change stack_alignment_needed for __tls_get_addr call.
7082 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
7084 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
7086 2016-01-27 Jeff Law <law@redhat.com>
7088 PR tree-optimization/68398
7089 PR tree-optimization/69196
7090 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
7091 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
7092 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7093 Only count PHIs in the last block in the path. The others will
7094 const/copy propagate away. Add heuristic to allow more irreducible
7095 subloops to be created when it is likely profitable to do so.
7097 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7098 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
7099 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
7101 2016-01-27 Jakub Jelinek <jakub@redhat.com>
7104 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
7105 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
7106 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
7107 * tree-streamer-in.c: Include asan.h.
7108 (streamer_get_builtin_tree): For builtins in sanitizer
7109 range call initialize_sanitizer_builtins and retry.
7111 2016-01-27 Ian Lance Taylor <iant@google.com>
7113 * common.opt (fkeep-gc-roots-live): New undocumented option.
7114 * tree-ssa-loop-ivopts.c (add_candidate_1): If
7115 -fkeep-gc-roots-live, skip pointers.
7116 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
7119 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
7122 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
7123 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
7125 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
7128 * configure.ac: NetBSD provides SSP in its C library.
7129 * configure: Updated.
7131 2016-01-27 Richard Biener <rguenther@suse.de>
7133 PR tree-optimization/69166
7134 * tree-vect-loop.c (vect_is_simple_reduction): Always check
7135 reduction code for commutativity / associativity.
7137 2016-01-27 Martin Jambor <mjambor@suse.cz>
7139 PR tree-optimization/69355
7140 * tree-sra.c (analyze_access_subtree): Correct hole detection when
7141 total_scalarization fails.
7143 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
7145 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
7148 2016-01-27 Christian Bruel <christian.bruel@st.com>
7151 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
7152 Move arm_reset_previous_fndecl and set_target_option_current_node in
7153 the conditional part. Call save_restore_target_globals.
7154 * config/arm/arm.c (arm_set_current_function):
7155 Refactor to better support #pragma target and attribute mix.
7156 Call save_restore_target_globals.
7157 * config/arm/arm-protos.h (save_restore_target_globals): New function.
7159 2016-01-27 Martin Liska <mliska@suse.cz>
7161 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
7162 reference for an HSA kernel and its host function.
7164 2016-01-27 Jakub Jelinek <jakub@redhat.com>
7166 PR tree-optimization/69399
7167 * wide-int.h (wi::lrshift): For larger precisions, only
7168 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
7170 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
7172 * config/arc/predicates.md (proper_comparison_operator): Reject
7173 constant-constant comparison.
7175 2016-01-26 Tom de Vries <tom@codesourcery.com>
7177 PR tree-optimization/69110
7178 * tree-data-ref.c (initialize_data_dependence_relation): Handle
7179 DR_NUM_DIMENSIONS == 0.
7181 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
7182 Sebastian Pop <s.pop@samsung.com>
7184 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
7185 isl_ast_op_cond and isl_ast_op_select.
7186 (gcc_expression_from_isl_expr_op): Same.
7188 2016-01-26 Jason Merrill <jason@redhat.com>
7191 * tree.c (recompute_constructor_flags): Split out from
7193 (verify_constructor_flags): New.
7194 * tree.h: Declare them.
7196 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
7198 PR rtl-optimization/69217
7199 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
7200 are no TYPE_FIELDS set for the record type.
7202 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7205 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
7206 toc_label_name unconditionally.
7207 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
7208 SYMBOL_REF string. Use toc_label_name instead of constructing
7210 (rs6000_elf_declare_function_name): Use toc_label_name instead of
7211 constructing LCTOC1.
7213 2016-01-26 Martin Sebor <msebor@redhat.com>
7216 * doc/extend.texi (Common Type Attributes): Move text that talks about
7217 attribute packed from attribute aligned to the section discussing
7218 the former attribute for clarity.
7220 2016-01-26 Richard Henderson <rth@redhat.com>
7223 * trans-mem.c (tm_region_init): Mark entry block as visited.
7225 2016-01-26 David Malcolm <dmalcolm@redhat.com>
7228 * diagnostic-show-locus.c (layout::print_source_line): Replace
7229 call to pp_newline with call to layout::print_newline.
7230 (layout::print_annotation_line): Likewise.
7231 (layout::move_to_column): Likewise.
7232 (layout::print_any_fixits): After printing any fixits, print a
7233 trailing newline, if necessary.
7234 (layout::print_newline): New method, resetting any colorization
7236 (diagnostic_show_locus): Move the pp_newline to before the
7237 early bailout. Remove dummy block enclosing the layout instance.
7238 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
7239 of pp_newline_and_flush with pp_flush.
7240 (diagnostic_append_note): Delete use of pp_newline.
7241 (diagnostic_append_note_at_rich_loc): Delete.
7242 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
7243 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
7244 when newline characters are added to the buffer.
7246 2016-01-26 Michael Matz <matz@suse.de>
7248 * configure.ac (ac_cv_std_swap_in_utility): New test.
7249 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
7250 * configure: Regenerate.
7251 * config.in: Regenerate.
7253 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
7255 * config/arc/arc.md (cstoresi4): Force operand into register.
7256 (arcset<code>): Fix predicate.
7257 (arcsetltu): Likewise.
7258 (arcsetgeu): Likewise.
7259 (arcsethi): Likewise.
7260 (arcsetls): Likewise.
7262 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7264 PR tree-optimization/69483
7265 * gimple-fold.c (canonicalize_constructor_val): Return NULL
7266 if base has error_mark_node type.
7268 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
7271 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
7272 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
7274 (vget_lane_f16): Handle big-endian.
7275 (vgetq_lane_f16): Likewise.
7276 (vset_lane_f16): Likewise.
7277 (vsetq_lane_f16): Likewise.
7278 * config/arm/iterators.md (VQXMOV): Add V8HF.
7279 (VDQ): Add V4HF and V8HF.
7280 (V_reg): Handle V4HF and V8HF.
7281 (Is_float_mode): Likewise.
7282 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
7283 neon_vdup_nv8hf): New patterns.
7284 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
7285 Use VD_LANE iterator.
7286 (neon_vld1_dup<mode>): Use VQ2 iterator.
7288 2016-01-26 Nathan Sidwell <nathan@acm.org>
7290 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
7291 (set_oacc_fn_attrib): Add IS_KERNEL arg.
7292 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
7293 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
7294 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
7295 (oacc_validate_dims): Add LEVEL arg, don't return level.
7296 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
7298 (execute_oacc_device_lower): Adjust, add more dump output.
7299 * tree-ssa-loop.c (gate_oacc_kernels): Use
7300 oacc_fn_attrib_kernels_p.
7301 * tree-parloops.c (create_parallel_loop): Adjust
7302 set_oacc_fn_attrib call.
7304 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7307 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
7308 (append_compiler_options): Handle -fcilkplus.
7309 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
7311 2016-01-26 Nick Clifton <nickc@redhat.com>
7314 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
7315 been marked as DECL_ONE_ONLY but we do not the means to make it
7316 so, then do not allow it to bind locally.
7318 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7321 * opts.h (parse_sanitizer_options): New prototype.
7322 * opts.c (sanitizer_opts): New array.
7323 (parse_sanitizer_options): New function.
7324 (common_handle_option): Use parse_sanitizer_options.
7326 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
7329 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
7330 alignment adjustment to ...
7331 (ix86_update_stack_boundary): Here. Don't over-align stack for
7333 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
7334 if __tls_get_addr is called.
7336 2016-01-26 Christian Bruel <christian.bruel@st.com>
7338 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
7340 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
7342 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
7344 2016-01-26 Richard Biener <rguenther@suse.de>
7347 * match.pd: Guard X * CST CMP 0 pattern with single_use.
7349 2016-01-26 Richard Biener <rguenther@suse.de>
7351 PR tree-optimization/69452
7352 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
7353 (move_computations_dom_walker::before_dom_children): Rename
7355 (move_computations_worker): This.
7356 (move_computations): Perform an RPO rather than a DOM walk.
7358 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7361 * combine.c (combine_instructions): For REG_EQUAL note with
7362 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
7363 to the underlying register.
7364 * doc/rtl.texi (REG_EQUAL): Document the behavior of
7365 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
7367 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
7370 * config/aarch64/aarch64-builtins.c
7371 (aarch64_init_simd_builtin_types): Do not set structural
7372 equality to __Poly{8,16,64,128}_t types.
7374 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
7376 PR tree-optimization/69400
7377 * wide-int.cc (wi_pack): Take the precision as argument and
7378 perform canonicalization here rather than in the callers.
7379 Use the main loop to handle all full-width HWIs. Add a
7380 zero HWI if in_len isn't a full result.
7381 (wi::divmod_internal): Update accordingly.
7382 (wi::mul_internal): Likewise. Simplify.
7384 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7385 Sebastian Pop <s.pop@samsung.com>
7387 * graphite-poly.c (apply_poly_transforms): Simplify.
7388 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
7389 (print_isl_map): Same.
7390 (print_isl_union_map): Same.
7391 (print_isl_schedule): New.
7392 (debug_isl_schedule): New.
7393 * graphite-dependences.c (scop_get_reads): Do not call
7394 isl_union_map_add_map that is undocumented isl functionality.
7395 (scop_get_must_writes): Same.
7396 (scop_get_may_writes): Same.
7397 (scop_get_original_schedule): Remove.
7398 (scop_get_dependences): Do not call isl_union_map_compute_flow that
7399 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
7400 (compute_deps): Remove.
7401 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
7402 (debug_schedule_ast): New.
7403 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
7404 set_separate_option.
7405 (graphite_regenerate_ast_isl): Add dump.
7406 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
7407 from scop->transformed_schedule.
7408 (graphite_regenerate_ast_isl): Add more dump.
7409 * graphite-optimize-isl.c (optimize_isl): Set
7410 scop->transformed_schedule. Check whether schedules are equal.
7411 (apply_poly_transforms): Move here.
7412 * graphite-poly.c (apply_poly_transforms): ... from here.
7413 (free_poly_bb): Static.
7414 (free_scop): Static.
7415 (pbb_number_of_iterations_at_time): Remove.
7416 (print_isl_ast): New.
7417 (debug_isl_ast): New.
7418 (debug_scop_pbb): New.
7419 * graphite-scop-detection.c (print_edge): Move.
7421 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
7422 (build_scop_scattering): Remove.
7423 (create_pw_aff_from_tree): Assert instead of bailing out.
7424 (add_condition_to_pbb): Remove unused code, do not fail.
7425 (add_conditions_to_domain): Same.
7426 (add_conditions_to_constraints): Remove.
7427 (build_scop_context): New.
7428 (add_iter_domain_dimension): New.
7429 (build_iteration_domains): Initialize pbb->iterators.
7430 Call add_conditions_to_domain.
7433 (index_outermost_in_loop): New.
7434 (index_pbb_in_loop): New.
7435 (outermost_pbb_in): New.
7436 (add_in_sequence): New.
7437 (add_outer_projection): New.
7438 (outer_projection_mupa): New.
7439 (add_loop_schedule): New.
7440 (build_schedule_pbb): New.
7441 (build_schedule_loop): New.
7442 (embed_in_surrounding_loops): New.
7443 (build_schedule_loop_nest): New.
7444 (build_original_schedule): New.
7445 (build_poly_scop): Call build_original_schedule.
7446 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
7447 (free_poly_dr): Remove.
7448 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
7449 (free_poly_bb): Remove.
7450 (debug_loop_vec): Remove.
7451 (print_isl_ast): Declare.
7452 (debug_isl_ast): Declare.
7453 (scop_do_interchange): Remove.
7454 (scop_do_strip_mine): Remove.
7455 (scop_do_block): Remove.
7456 (flatten_all_loops): Remove.
7457 (optimize_isl): Remove.
7458 (pbb_number_of_iterations_at_time): Remove.
7459 (debug_scop_pbb): Declare.
7460 (print_schedule_ast): Declare.
7461 (debug_schedule_ast): Declare.
7462 (struct scop): Remove schedule. Add original_schedule,
7463 transformed_schedule.
7464 (free_gimple_poly_bb): Remove.
7465 (print_generated_program): Remove.
7466 (debug_generated_program): Remove.
7467 (unify_scattering_dimensions): Remove.
7468 * sese.c (print_edge): ... here.
7469 (print_sese): ... here.
7470 (debug_edge): ... here.
7471 (debug_sese): ... here.
7472 * sese.h (print_edge): Declare.
7473 (print_sese): Declare.
7474 (dump_edge): Declare.
7475 (dump_sese): Declare.
7477 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7478 Sebastian Pop <s.pop@samsung.com>
7480 * Makefile.in: Set ISLVER in site.exp.
7482 2016-01-25 Jakub Jelinek <jakub@redhat.com>
7484 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
7485 DECL_VALUE_EXPR of new_var even for the non-array case. Look
7486 through DECL_VALUE_EXPR for expansion.
7488 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
7490 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
7491 the frame info after reload completed.
7493 2016-01-25 Jeff Law <law@redhat.com>
7495 PR tree-optimization/69196
7496 PR tree-optimization/68398
7497 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
7498 tree-ssa-threadupdate.c.
7499 (determine_bb_domination_status): Prototype
7500 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
7501 (determine_bb_domination_status): No longer static.
7502 (valid_jump_thread_path): Remove code to detect characteristics
7503 of the jump thread path not associated with correctness.
7504 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
7505 Correct test for thread path length. Count PHIs for real operands as
7506 statements that need to be copied. Do not count ASSERT_EXPRs.
7507 Look at all the blocks in the thread path. Compute and selectively
7508 filter thread paths based on threading through the latch, threading
7509 a multiway branch or crossing a multiway branch.
7511 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7513 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
7514 decl with __attribute__ ((unused)) annotation.
7516 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
7519 * tree-vect-stmts.c (vectorizable_condition): Check vectype
7520 of operands is compatible with a statement vectype.
7522 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
7524 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
7525 improve wording for mixed storage order support.
7527 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
7529 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
7530 (vcvt_u64_f64): Likewise.
7531 (vcvta_s64_f64): Likewise.
7532 (vcvta_u64_f64): Likewise.
7533 (vcvtm_s64_f64): Likewise.
7534 (vcvtm_u64_f64): Likewise.
7535 (vcvtn_s64_f64): Likewise.
7536 (vcvtn_u64_f64): Likewise.
7537 (vcvtp_s64_f64): Likewise.
7538 (vcvtp_u64_f64): Likewise.
7540 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
7542 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
7543 (arc_init): Check validity mll64 option.
7544 (arc_save_restore): Use double load/store instruction.
7545 (arc_expand_movmem): Likewise.
7546 (arc_split_move): Don't split if we have double load/store
7547 instructions. Returns a boolean.
7548 (arc_process_double_reg_moves): Change function to return boolean
7549 instead of a sequence of instructions.
7550 (arc_dwarf_register_span): New function.
7551 * config/arc/arc-protos.h (arc_split_move): Change prototype.
7552 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
7553 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
7554 (*movdf_insn): Likewise.
7555 * config/arc/arc.opt (mll64): New option.
7556 * config/arc/predicates.md (even_register_operand): New predicate.
7557 * doc/invoke.texi (ARC Options): Add mll64 documentation.
7559 2016-01-25 Richard Biener <rguenther@suse.de>
7562 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
7563 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
7565 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
7567 2016-01-25 Richard Biener <rguenther@suse.de>
7569 PR tree-optimization/69376
7570 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
7572 (VN_INFO_ANTI_RANGE_P): New inline.
7573 (VN_INFO_RANGE_TYPE): Likewise.
7574 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
7575 SSA_NAME_ANTI_RANGE_P.
7576 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
7577 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7578 Properly query VN_INFO_RANGE_TYPE.
7580 2016-01-25 Nick Clifton <nickc@redhat.com>
7583 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
7585 2016-01-23 Tom de Vries <tom@codesourcery.com>
7587 PR tree-optimization/69426
7588 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
7591 2016-01-23 Jakub Jelinek <jakub@redhat.com>
7593 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
7594 "the the" with "the" in the comments.
7595 * ipa-devirt.c (build_type_inheritance_graph,
7596 update_type_inheritance_graph): Likewise.
7597 * tree.c (build_function_type_list_1): Likewise.
7598 * cfgloopmanip.c (scale_loop_profile): Likewise.
7599 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
7600 * gimple-ssa-split-paths.c
7601 (find_block_to_duplicate_for_splitting_paths): Likewise.
7602 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
7603 * expr.c (convert_move): Likewise.
7604 * var-tracking.c (vt_stack_adjustments): Likewise.
7605 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7606 * tree-vrp.c (test_for_singularity): Likewise.
7608 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
7609 directly instead of building a temporary tree.
7612 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
7613 remove <algorithm> include.
7615 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7618 * config/i386/i386.c: Include dojump.h.
7619 (expand_small_movmem_or_setmem,
7620 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
7622 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
7623 if dynamic_check != -1.
7625 2016-01-21 Jeff Law <law@redhat.com>
7628 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
7629 record_temporary_equivalences. Rewritten to avoid unnecessary calls
7630 into dominated_by_p.
7631 (cprop_into_successor_phis): Avoid unnecessary tests.
7633 2016-01-22 Richard Henderson <rth@redhat.com>
7636 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7637 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7639 2016-01-22 Michael Matz <matz@suse.de>
7641 * system.h (string, algorithm): Include only conditionally.
7642 (new): Include always under C++.
7643 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7644 * final.c (toplevel): Ditto.
7645 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7646 * genconditions.c (write_header): Make gencondmd.c define
7648 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7650 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7651 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7653 2016-01-22 Christian Bruel <christian.bruel@st.com>
7656 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7658 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7661 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7662 define_insn_and_split. Ensure operands[1] and operands[0] do not
7663 get assigned the same register.
7665 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7667 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7669 2016-01-22 Christian Bruel <christian.bruel@st.com>
7671 * config/arm/arm-c.c (arm_pragma_target_parse):
7672 Remove warn_builtin_macro_redefined overwrite.
7674 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7676 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7677 flag_non_call_exceptions compatibility.
7679 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7682 * dwarf2out.c (add_child_die_after): New function.
7683 (dwarf_qual_info_t): New type.
7684 (dwarf_qual_info): New variable.
7685 (qualified_die_p): New function.
7686 (modified_type_die): For -fdebug-types-section, ensure
7687 canonical order of qualifiers. Put qualified DIEs adjacent
7688 to the corresponding non-qualified type DIE and search there
7689 for existing qualified DIEs.
7691 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7693 * doc/extend.texi (scalar_storage_order type attribute): Document
7694 restriction on type punning and aliasing, and remove future tense.
7696 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7699 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7702 2016-01-21 Jeff Law <law@redhat.com>
7705 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7706 useless call to record_temporary_equivalences.
7707 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7708 allocate 10 slots in the bb_path vector and let it grow as needed.
7709 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7712 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7714 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7716 * configure: Regenerate.
7718 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7720 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7721 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7723 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7726 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7727 drop EXPAND_INITIALIZER.
7728 * rtl.h (contains_symbolic_reference_p): Declare.
7729 * rtlanal.c (contains_symbolic_reference_p): New function.
7730 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7731 a subtraction into a NOT if symbolic constants are involved.
7733 2016-01-21 Anton Blanchard <anton@samba.org>
7734 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7737 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7739 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7742 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7744 * config/microblaze/microblaze.c
7745 (get_branch_target): New.
7746 (insert_wic_for_ilb_runout): New.
7748 (microblaze_machine_dependent_reorg): New.
7749 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7750 * config/microblaze/microblaze.md
7751 (UNSPEC_IPREFETCH): Define.
7752 (iprefetch): New pattern
7753 * config/microblaze/microblaze.opt
7754 (mxl-prefetch): New flag.
7756 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7758 * config/microblaze/microblaze.h
7759 (FIXED_REGISTERS): Update in macro.
7760 (CALL_USED_REGISTERS): Update in macro.
7762 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7764 PR rtl-optimization/68920
7765 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7768 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7770 PR rtl-optimization/68990
7771 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7772 pseudo instead of inheritance ones.
7774 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7775 Nick Clifton <nickc@redhat.com>
7779 * config/mips/mips.c (mips_compute_frame_info): Initialise
7780 args_size and hard_frame_pointer_offset fields of the frame
7781 structure before calling mips_global_pointer.
7783 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7785 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7787 * configure: Regenerate.
7789 2016-01-21 Richard Biener <rguenther@suse.de>
7791 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7793 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7795 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7796 to actually emit the .size directive.
7798 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7799 Jakub Jelinek <jakub@redhat.com>
7803 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7804 args array size by one to avoid buffer overflow.
7806 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7808 * config/s390/s390.md (pool_section_start): Use switch_to_section
7809 to select proper read-only data section instead of hardcoding
7811 (pool_section_end): Use switch_to_section to match the above.
7813 2016-01-21 Richard Biener <rguenther@suse.de>
7815 PR tree-optimization/69378
7816 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7817 (set_ssa_val_to): Use it for dominance checks taking into
7818 account not executable edges.
7820 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7823 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7824 for bitsize instead of GET_MODE_PRECISION (mode).
7826 2016-01-20 Martin Sebor <msebor@redhat.com>
7829 * extend.texi (__sync Builtins): Clarify the semantics of
7830 __sync_fetch_and_OP built-ins on pointers.
7831 (__atomic Builtins): Same.
7833 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7834 Sebastian Pop <s.pop@samsung.com>
7836 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7837 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7838 (is_valid_rename): Same.
7839 (translate_isl_ast_to_gimple::get_rename): Same.
7840 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7841 (translate_isl_ast_to_gimple::rename_uses): Same.
7842 (get_new_name): Check for close_phi nodes.
7843 (copy_loop_phi_args): Use phi_node_kind.
7844 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7845 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7847 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7848 Sebastian Pop <s.pop@samsung.com>
7850 Revert commit r229783.
7851 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7852 Remove use of parameter_rename_map.
7854 (copy_internal_parameters): Remove.
7855 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7856 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7857 (free_sese_info): Do not free parameter_rename_map.
7858 (set_rename): Do not use parameter_rename_map.
7859 (rename_uses): Update call to set_rename.
7860 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7861 * sese.h (parameter_rename_map_t): Remove.
7862 (struct sese_info_t): Remove field parameter_rename_map.
7864 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7865 Sebastian Pop <s.pop@samsung.com>
7867 * graphite-isl-ast-to-gimple.c: Fix comment.
7868 * graphite-scop-detection.c (defined_in_loop_p): New.
7869 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7870 names defined in loop.
7872 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7873 Sebastian Pop <s.pop@samsung.com>
7875 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7876 Discard unstructured if-then-else regions.
7878 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7879 Sebastian Pop <s.pop@samsung.com>
7881 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7882 (cleanup_loop_iter_dom): Remove.
7883 (build_loop_iteration_domains): Remove.
7884 (build_scop_context): Remove.
7885 (build_scop_iteration_domain): Remove.
7886 (add_loop_constraints): New.
7887 (build_iteration_domains): New.
7888 (build_poly_scop): Call build_iteration_domains.
7890 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7891 Sebastian Pop <s.pop@samsung.com>
7893 * graphite-scop-detection.c
7894 (scop_detection::harmful_loop_in_region): Free dom and loops.
7895 (scop_detection::loop_body_is_valid_scop): Free bbs.
7897 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7898 Sebastian Pop <s.pop@samsung.com>
7900 * graphite-scop-detection.c (record_loop_in_sese): New.
7901 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7902 (build_scops): Remove call to build_sese_loop_nests.
7903 * sese.c (sese_record_loop): Remove.
7904 (build_sese_loop_nests): Remove.
7905 (new_sese_info): Remove region->loops.
7906 (free_sese_info): Same.
7907 * sese.h (sese_contains_loop): Same.
7908 (build_sese_loop_nests): Remove.
7909 (sese_contains_loop): Remove.
7911 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7912 Sebastian Pop <s.pop@samsung.com>
7914 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7915 loop_is_valid_in_scop.
7916 (scop_detection::harmful_stmt_in_region): Renamed
7917 harmful_loop_in_region.
7918 Call loop_is_valid_in_scop.
7920 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7921 Sebastian Pop <s.pop@samsung.com>
7923 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7926 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7927 Sebastian Pop <s.pop@samsung.com>
7929 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7930 * graphite.h (struct poly_bb): Remove field is_reduction.
7931 (PBB_IS_REDUCTION): Remove.
7933 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7934 Sebastian Pop <s.pop@samsung.com>
7936 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7937 (add_pdr_constraints): Same.
7938 (scop_get_reads): Same.
7939 (scop_get_must_writes): Same.
7940 (scop_get_may_writes): Same.
7941 (scop_get_original_schedule): Same.
7942 (extend_schedule): Same.
7943 (apply_schedule_on_deps): Same.
7944 (carries_deps): Same.
7945 (compute_deps): Same.
7946 (scop_get_dependences): Same.
7947 * graphite-isl-ast-to-gimple.c
7948 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7949 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7950 (get_schedule_for_band_list): Same.
7951 (get_schedule_map): Same.
7952 (apply_schedule_map_to_scop): Same.
7953 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7954 (build_loop_iteration_domains): Same.
7955 (add_condition_to_pbb): Same.
7956 (add_param_constraints): Same.
7957 (pdr_add_memory_accesses): Same.
7958 (pdr_add_data_dimensions): Same.
7960 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7962 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7965 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7967 * common.opt (feliminate-dwarf2-dups): Replace references to
7968 "DWARF 2" with just "DWARF".
7969 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7970 * doc/extend.texi: Likewise.
7971 * doc/cpp.texi: Likewise.
7972 * doc/invoke.texi: Likewise.
7973 (Option Summary): Add -gdwarf to list of Debugging Options.
7974 (Debugging Options): Document -gdwarf.
7975 * doc/contrib.texi: Spell "DWARF" like that.
7977 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7979 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7980 warning. Fix up formatting.
7983 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7984 attempt to mark memory input operand addressable and
7985 call prepare_gimple_addressable in that case. Don't adjust
7986 input_location for diagnostics, use error_at instead.
7988 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7990 * config/rs6000/ppc-auxv.h: New file.
7991 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7993 (cpu_supports): Likewise.
7994 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7995 (cpu_is_info): New variable.
7996 (cpu_supports_info): Likewise.
7997 (tcb_verification_symbol): Likewise.
7998 (cpu_builtin_p): Likewise.
7999 (cpu_expand_builtin): New function.
8000 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
8001 (rs6000_init_builtins): Likewise.
8002 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
8003 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
8004 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
8005 * configure: Regenerate.
8006 * config.in: Likewise.
8007 * doc/extend.texi (PowerPC Built-in Functions): Document
8008 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
8010 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
8013 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
8015 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
8018 2016-01-20 Richard Henderson <rth@redhat.com>
8024 * tree.c (tm_define_builtin): New.
8025 (find_tm_vector_type): New.
8026 (build_tm_vector_builtins): New.
8027 (build_common_builtin_nodes): Call it.
8029 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
8031 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
8032 (arm_fp_ok): Likewise.
8034 (arm_crypto): Likewise.
8036 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
8037 Richard Biener <rguenther@suse.de>
8039 PR tree-optimization/69328
8040 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
8041 vectors have same number of elements.
8042 (vectorizable_condition): Fix masked version recognition.
8044 2016-01-20 Richard Biener <rguenther@suse.de>
8046 PR tree-optimization/69345
8047 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
8048 (VN_INFO_PTR_INFO): Likewise.
8049 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
8050 info when it is equal between non-dominating SSA names.
8051 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8052 Make sure to look at original SSA infos.
8054 2016-01-20 Jeff Law <law@redhat.com>
8057 * config/m68k/predicates.md (pow2_m1_operand): New predicate
8059 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
8060 (pc_or_label_operand): New predicate.
8061 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
8062 tests for small integers that are 2^n - 1.
8064 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
8066 * doc/invoke.texi (Options Summary): Add '.' after @xref.
8068 2016-01-19 Jeff Law <law@redhat.com>
8071 * tree-ssa-threadbackwards.c
8072 (fsm_find_control_statement_thread_paths): Do not try to lookup
8073 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
8075 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
8077 * doc/lto.texi: Remove text that says only Gold has linker plugin
8080 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
8082 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
8083 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
8084 the DIE accordingly.
8085 (modified_type_die): Add REVERSE parameter and pass it recursively,
8086 as well as to base_type_die. Adjust presence check accordingly.
8087 (base_type_for_mode): Adjust call to modified_type_die.
8088 (add_type_attribute): Add REVERSE parameter and pass it to
8090 (generic_parameter_die): Adjust call to add_type_attribute.
8091 (add_scalar_info): Likewise.
8092 (add_subscript_info): Likewise.
8093 (gen_array_type_die): Likewise.
8094 (gen_descr_array_type_die): Likewise.
8095 (gen_entry_point_die): Likewise.
8096 (gen_enumeration_type_die): Likewise.
8097 (gen_formal_parameter_die): Likewise.
8098 (gen_subprogram_die): Likewise.
8099 (gen_variable_die ): Likewise.
8100 (gen_const_die): Likewise.
8101 (gen_field_die): Likewise.
8102 (gen_pointer_type_die): Likewise.
8103 (gen_reference_type_die): Likewise.
8104 (gen_ptr_to_mbr_type_die): Likewise.
8105 (gen_inheritance_die): Likewise.
8106 (gen_subroutine_type_die): Likewise.
8107 (gen_typedef_die): Likewise.
8108 (force_type_die): Adjust call to modified_type_die.
8110 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
8112 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
8113 flow throughout the file. Fix broken link to Objective-C 2.0
8115 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
8118 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8120 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
8122 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8125 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
8126 (maybe_record_node): Record cxa_pure_virtual as the only possible
8127 target if there are not ohter candidates.
8128 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
8130 2016-01-19 Richard Biener <rguenther@suse.de>
8132 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
8133 (get_memory_order): Likewise.
8135 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
8137 * tree-vect-stmts.c (vectorizable_store): Check
8140 2016-01-19 David Malcolm <dmalcolm@redhat.com>
8143 * gcc.c (driver::decode_argv): Add call to
8144 init_opts_obstack before init_options_struct.
8145 * opts.c (init_opts_obstack): Remove idempotency.
8146 (init_options_struct): Replace call to init_opts_obstack
8147 with a gcc_assert to verify that it has already been called.
8148 * toplev.c (toplev::main): Add call to init_opts_obstack before
8149 calls to init_options_struct.
8150 (toplev::finalize): Move cleanup of opts_obstack next to
8151 cleanup of save_decoded_options, clearing the latter, and
8152 save_decoded_options_count.
8154 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8157 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
8158 attribute to unconditional. Remove %? from output template.
8160 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8161 Jiong Wang <jiong.wang@arm.com>
8163 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
8164 generated from different expand order.
8166 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8168 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8169 Add support for CCMP costing.
8171 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8173 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
8174 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
8175 (fccmpe<mode>): Likewise.
8176 (fcmp): Rename to fcmp and globalize pattern.
8178 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
8179 (aarch64_gen_ccmp_next): Add FP support.
8181 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8183 * target.def (gen_ccmp_first): Update documentation.
8184 (gen_ccmp_next): Likewise.
8185 * doc/tm.texi (gen_ccmp_first): Update documentation.
8186 (gen_ccmp_next): Likewise.
8187 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
8188 expand_ccmp_expr_1. Improve comments.
8189 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
8190 (ccmp_ior<mode>): Remove pattern.
8191 (cmp<mode>): Remove expand.
8192 (cmp): Globalize pattern.
8193 (cstorecc4): Use cc_register.
8194 (mov<mode>cc): Remove ccmp_cc_register check.
8195 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
8196 Simplify after removal of CC_DNE/* modes.
8197 (aarch64_ccmp_mode_to_code): Remove.
8198 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
8199 In 'k' case use integer as condition.
8200 (aarch64_nzcv_codes): Remove inverted cases.
8201 (aarch64_code_to_ccmode): Remove.
8202 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
8203 comparison with CC register to be used in folowing CCMP/branch/CSEL.
8204 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
8205 pattern. Return the comparison with CC register. Invert conditions
8207 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
8208 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
8210 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8212 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8213 instrumented_version.
8215 2016-01-19 Richard Biener <rguenther@suse.de>
8217 PR tree-optimization/69336
8218 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
8219 handled components with get_ref_base_and_extent.
8220 (equal_mem_array_ref_p): Adjust.
8222 2016-01-19 Jakub Jelinek <jakub@redhat.com>
8225 * shrink-wrap.c: Include valtrack.h.
8226 (move_insn_for_shrink_wrap): Add DEBUG argument. If
8227 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
8228 in between insn and where it will be moved to. Call
8229 dead_debug_insert_temp.
8230 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
8231 first and dead_debug_local_finish at the end.
8232 For uses and defs bitmap, handle all regs in between REGNO and
8233 END_REGNO, not just the first one.
8235 2016-01-19 Richard Biener <rguenther@suse.de>
8237 PR tree-optimization/69352
8238 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
8239 (equal_mem_array_ref_p): Constrain size and max size properly.
8240 Compare the reverse flag.
8242 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
8244 * ira.c (ira): Update regstat data if we deleted insns.
8246 2016-01-19 Jakub Jelinek <jakub@redhat.com>
8248 PR rtl-optimization/68955
8249 PR rtl-optimization/64557
8250 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
8251 here. Fix up formatting.
8252 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
8254 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8257 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
8258 assume that the node has body.
8259 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
8262 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8264 * lto-streamer-out.c (lto_output): Do not stream instrumentation
8267 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8269 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
8270 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
8272 2016-01-19 Martin Jambor <mjambor@suse.cz>
8273 Martin Liska <mliska@suse.cz>
8274 Michael Matz <matz@suse.de>
8276 * Makefile.in (OBJS): Add new source files.
8277 (GTFILES): Add hsa.c.
8278 * common.opt (disable_hsa): New variable.
8279 (-Whsa): New warning.
8280 * config.in (ENABLE_HSA): New.
8281 * configure.ac: Treat hsa differently from other accelerators.
8282 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
8284 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
8285 * doc/install.texi (Configuration): Document --with-hsa-runtime,
8286 --with-hsa-runtime-include, --with-hsa-runtime-lib and
8288 * doc/invoke.texi (-Whsa): Document.
8289 (hsa-gen-debug-stores): Likewise.
8290 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
8291 to invoke offload compiler for hsa acclerator.
8292 * opts.c (common_handle_option): Determine whether HSA offloading
8293 should be performed.
8294 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
8295 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
8296 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
8297 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
8298 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
8299 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
8300 GF_OMP_FOR_KIND_GRID_LOOP.
8301 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
8302 (pp_gimple_stmt_1): Likewise.
8303 * gimple-walk.c (walk_gimple_stmt): Likewise.
8304 * gimple.c (gimple_build_omp_grid_body): New function.
8305 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
8306 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
8307 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
8308 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
8309 GF_OMP_TEAMS_GRID_PHONY.
8310 (gimple_statement_omp_single_layout): Updated comments.
8311 (gimple_build_omp_grid_body): New function.
8312 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
8313 (gimple_omp_for_grid_phony): New function.
8314 (gimple_omp_for_set_grid_phony): Likewise.
8315 (gimple_omp_parallel_grid_phony): Likewise.
8316 (gimple_omp_parallel_set_grid_phony): Likewise.
8317 (gimple_omp_teams_grid_phony): Likewise.
8318 (gimple_omp_teams_set_grid_phony): Likewise.
8319 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
8320 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
8321 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
8322 (BUILT_IN_GOMP_TARGET): Updated type.
8323 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
8324 (adjust_for_condition): New function.
8325 (get_omp_for_step_from_incr): Likewise.
8326 (extract_omp_for_data): Moved parts to adjust_for_condition and
8327 get_omp_for_step_from_incr.
8328 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
8329 (fixup_child_record_type): Bail out if receiver_decl is NULL.
8330 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
8331 (scan_omp_parallel): Do not create child functions for phony
8333 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
8334 (scan_omp_1_op): Checking assert we are not remapping to
8335 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
8336 (parallel_needs_hsa_kernel_p): New function.
8337 (expand_parallel_call): Register apprpriate parallel child
8338 functions as HSA kernels.
8339 (grid_launch_attributes_trees): New type.
8340 (grid_attr_trees): New variable.
8341 (grid_create_kernel_launch_attr_types): New function.
8342 (grid_insert_store_range_dim): Likewise.
8343 (grid_get_kernel_launch_attributes): Likewise.
8344 (get_target_argument_identifier_1): Likewise.
8345 (get_target_argument_identifier): Likewise.
8346 (get_target_argument_value): Likewise.
8347 (push_target_argument_according_to_value): Likewise.
8348 (get_target_arguments): Likewise.
8349 (expand_omp_target): Call get_target_arguments instead of looking
8350 up for teams and thread limit.
8351 (grid_expand_omp_for_loop): New function.
8352 (grid_arg_decl_map): New type.
8353 (grid_remap_kernel_arg_accesses): New function.
8354 (grid_expand_target_kernel_body): New function.
8355 (expand_omp): Call it.
8356 (lower_omp_for): Do not emit phony constructs.
8357 (lower_omp_taskreg): Do not emit phony constructs but create for them
8358 a temporary variable receiver_decl.
8359 (lower_omp_taskreg): Do not emit phony constructs.
8360 (lower_omp_teams): Likewise.
8361 (lower_omp_grid_body): New function.
8362 (lower_omp_1): Call it.
8363 (grid_reg_assignment_to_local_var_p): New function.
8364 (grid_seq_only_contains_local_assignments): Likewise.
8365 (grid_find_single_omp_among_assignments_1): Likewise.
8366 (grid_find_single_omp_among_assignments): Likewise.
8367 (grid_find_ungridifiable_statement): Likewise.
8368 (grid_target_follows_gridifiable_pattern): Likewise.
8369 (grid_remap_prebody_decls): Likewise.
8370 (grid_copy_leading_local_assignments): Likewise.
8371 (grid_process_kernel_body_copy): Likewise.
8372 (grid_attempt_target_gridification): Likewise.
8373 (grid_gridify_all_targets_stmt): Likewise.
8374 (grid_gridify_all_targets): Likewise.
8375 (execute_lower_omp): Call grid_gridify_all_targets.
8376 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
8377 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
8378 (tree_omp_clause): Added union field dimension.
8379 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
8380 * tree.c (omp_clause_num_ops): Added number of arguments of
8381 OMP_CLAUSE__GRIDDIM_.
8382 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
8383 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
8384 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
8385 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
8386 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
8387 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
8388 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
8389 * tree-pass.h (make_pass_gen_hsail): Declare.
8390 (make_pass_ipa_hsa): Likewise.
8391 * ipa-hsa.c: New file.
8392 * lto-section-in.c (lto_section_name): Add hsa section name.
8393 * lto-streamer.h (lto_section_type): Add hsa section.
8394 * timevar.def (TV_IPA_HSA): New.
8395 * hsa-brig-format.h: New file.
8396 * hsa-brig.c: New file.
8397 * hsa-dump.c: Likewise.
8398 * hsa-gen.c: Likewise.
8401 * toplev.c (compile_file): Call hsa_output_brig.
8402 * hsa-regalloc.c: New file.
8404 2016-01-18 Jeff Law <law@redhat.com>
8406 PR tree-optimization/69320
8407 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
8408 ranged object, do nothing if the RHS constant is not [0..1].
8409 (optimize_stmt): Comparing a boolean ranged object against a
8410 constant outside [0..1] results in a compile-time constant.
8412 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
8415 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
8417 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8418 (Option Summary): Update to reflect new section and moved options.
8419 (C++ Dialect Options): Move -fstats to new section.
8420 (Debugging Options): Move all dump, statistics, and other GCC
8421 developer options to new section. Rewrite section introduction
8422 and re-order remaining options to put the more basic ones first.
8423 (Optimization Options): Move -fira-verbose and -flto-report* to
8425 (Developer Options): New section incorporating moved options.
8426 * doc/cppopts.texi (-dM): Update cross-reference.
8428 2016-01-18 Richard Henderson <rth@redhat.com>
8431 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
8432 operands to pseudo only if CSE is expected. Split long immediate
8433 operands only after reload, and for the stack pointer.
8434 (*add<GPI>3_pluslong): Remove.
8435 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
8436 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
8437 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
8438 (*add<GPI>3 peepholes): New.
8439 (*add<GPI>3 splitters): New.
8440 * config/aarch64/constraints.md (Upl): New.
8441 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
8443 2016-01-18 Richard Biener <rguenther@suse.de>
8445 PR tree-optimization/69297
8446 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
8448 (vect_bb_vectorization_profitable_p): Clear visited flag again.
8450 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8453 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
8454 of mixind vector and scalar types.
8455 (fold_relational_const): Add handling of vector
8456 comparison with boolean result.
8457 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
8458 comparison of vector operands with boolean result for EQ/NE only.
8459 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
8460 (verify_gimple_cond): Likewise.
8461 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
8464 2016-01-18 Joseph Myers <joseph@codesourcery.com>
8466 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
8469 2016-01-18 Richard Biener <rguenther@suse.de>
8472 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
8474 2016-01-18 Tom de Vries <tom@codesourcery.com>
8476 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
8478 2016-01-18 Tom de Vries <tom@codesourcery.com>
8480 * omp-low.c (set_oacc_fn_attrib): Make extern.
8481 * omp-low.h (set_oacc_fn_attrib): Declare.
8482 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
8483 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
8484 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
8485 Add and handle function parameter oacc_kernels_p.
8486 (find_reduc_addr, get_omp_data_i_param): New function.
8487 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
8488 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
8489 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
8490 Calculate dominance info. Skip loops that are not in a kernels region
8491 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
8492 (pass_parallelize_loops::execute): Call parallelize_loops with
8493 oacc_kernels_p argument.
8494 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
8495 New member function.
8496 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
8497 * passes.def: Add argument to pass_parallelize_loops instantation.
8499 2016-01-18 Tom de Vries <tom@codesourcery.com>
8501 * tree-parloops.c (pass_parallelize_loops::execute): Allow
8502 pass_parallelize_loops to be run outside the loop pipeline.
8504 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8506 * tree-scalar-evolution.c (follow_copies_to_constant): New.
8507 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
8509 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8512 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
8513 using get_ref_base_and_extent.
8514 (equal_mem_array_ref_p): New.
8515 (hashable_expr_equal_p): Add call to previous.
8517 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8520 * tree-sra.c (disqualified_constants, constant_decl_p): New.
8521 (sra_initialize): Allocate disqualified_constants.
8522 (sra_deinitialize): Free disqualified_constants.
8523 (disqualify_candidate): Update disqualified_constants when appropriate.
8524 (create_access): Scan for constant-pool entries as we go along.
8525 (scalarizable_type_p): Add check against type_contains_placeholder_p.
8526 (maybe_add_sra_candidate): Allow constant-pool entries.
8527 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
8528 (initialize_constant_pool_replacements): New.
8529 (sra_modify_assign): Avoid mangling assignments created by previous,
8530 and don't generate writes into constant pool.
8531 (sra_modify_function_body): Call initialize_constant_pool_replacements.
8533 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8535 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
8537 (scalar_chain::convert_op): Likewise.
8538 * config/i386/i386.md (*andndi3_doubleword): New.
8540 2016-01-18 Richard Biener <rguenther@suse.de>
8542 PR tree-optimization/69170
8543 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
8544 building a vector from scalar results of a pattern stmt.
8546 2016-01-18 Jakub Jelinek <jakub@redhat.com>
8548 * haifa-sched.c (autopref_multipass_init): Work around
8549 -Wmaybe-uninitialized warning.
8551 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
8553 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
8554 against the constant 0.
8556 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8558 PR tree-optimization/68799
8559 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
8560 look up phi candidates in the statement-candidate map.
8561 (phi_add_costs): Likewise.
8562 (record_phi_increments): Likewise.
8563 (phi_incr_cost): Likewise.
8564 (ncd_with_phi): Likewise.
8565 (all_phi_incrs_profitable): Likewise.
8567 2016-01-17 Jakub Jelinek <jakub@redhat.com>
8569 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
8570 -Wmaybe-uninitialized warning.
8572 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
8574 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8575 (Option Summary): Update to reflect new section and moved options.
8576 (C++ Dialect Options): Move -fvtable-verify and related options.
8577 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
8578 and profiling-related options.
8579 (Optimization Options): Move profile generation options and
8580 -fstack-protector and related options.
8581 (Instrumentation Options): New section incorporating moved options.
8582 (Code Generation Options): Move -finstrument-functions and
8583 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
8585 2016-01-16 Tom de Vries <tom@codesourcery.com>
8587 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
8589 2016-01-16 Tom de Vries <tom@codesourcery.com>
8591 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
8593 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
8595 * hash-table.h (hash_table::empty): Turn into an inline wrapper
8596 that checks whether the table is already empty. Rename the
8597 original implementation to...
8598 (hash_table::empty_slot): ...this new private function.
8600 2016-01-15 David Malcolm <dmalcolm@redhat.com>
8603 * diagnostic-show-locus.c (layout::print_source_line): Move x
8604 offset of line until after call to
8605 get_line_width_without_trailing_whitespace.
8607 2016-01-15 Jeff Law <law@redhat.com>
8609 PR tree-optimization/69270
8610 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
8611 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
8612 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
8613 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
8614 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8615 ssa_name_has_boolean_range and constant_boolean_node.
8617 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
8619 PR rtl-optimization/69030
8620 * lra-spills.c (remove_pseudos): Check nrefs and make the function
8622 (spill_pseudos): Delete debug insn for dead pseudo.
8623 (lra_spill): Initiate spill_hard_reg and slots memory separately.
8625 2016-01-15 Jiong Wang <jiong.wang@arm.com>
8627 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
8629 (TYPES_UNOPUS): Likewise.
8630 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
8631 builtin type, from UNOP to UNOPUS.
8632 (lbtruncuv4sf): Likewise.
8633 (lbtruncuv2df): Likewise.
8634 (lrounduv2sf): Likewise.
8635 (lrounduv4sf): Likewise.
8636 (lrounduv2df): Likewise.
8637 (lroundusf): Likewise.
8638 (lroundusf): Likewise.
8639 (lceiluv2sf): Likewise.
8640 (lceiluv4sf): Likewise.
8641 (lceiluv2df): Likewise.
8642 (lceilusf): Likewise.
8643 (lceiludf): Likewise.
8644 (lflooruv2sf): Likewise.
8645 (lflooruv4sf): Likewise.
8646 (lflooruv2df): Likewise.
8647 (lfloorusf): Likewise.
8648 (lfloorudf): Likewise.
8649 (lfrintnuv2sf): Likewise.
8650 (lfrintnuv4sf): Likewise.
8651 (lfrintnuv2df): Likewise.
8652 (lfrintnusf): Likewise.
8653 (lfrintnudf): Likewise.
8654 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8656 (vcvtq_u32_f32): Likewise.
8657 (vcvtq_u64_f64): Likewise.
8658 (vcvta_u32_f32): Likewise.
8659 (vcvtaq_u32_f32): Likewise.
8660 (vcvtaq_u64_f64): Likewise.
8661 (vcvtm_u32_f32): Likewise.
8662 (vcvtmq_u32_f32): Likewise.
8663 (vcvtmq_u64_f64): Likewise.
8664 (vcvtn_u32_f32): Likwise.
8665 (vcvtnq_u32_f32): Likewise.
8666 (vcvtnq_u64_f64): Likewise.
8667 (vcvtp_u32_f32): Likewise.
8668 (vcvtpq_u32_f32): Likewise.
8669 (vcvtpq_u64_f64): Likewise.
8670 (vcvtmd_u64_f64): Likewise.
8671 (vcvtms_u32_f32): Likewise.
8672 (vcvtad_u64_f64): Likewise.
8673 (vcvtas_u32_f32): Likewise.
8674 (vcvtnd_u64_f64): Likewise.
8675 (vcvtns_u32_f32): Likewise.
8676 (vcvtpd_u64_f64): Likewise.
8677 (vcvtps_u32_f32): Likewise.
8679 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8681 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8682 CSEL of zero_extended registers.
8684 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8686 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8687 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8689 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8691 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8692 false when argument string is not found in the attributes table
8695 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8698 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8699 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8700 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8703 2016-01-15 Richard Biener <rguenther@suse.de>
8705 PR tree-optimization/66856
8706 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8707 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8708 (vect_create_new_slp_node): Increment stmt reference count.
8709 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8710 an SLP tree before swapping operands.
8711 (vect_build_slp_tree): Likewise.
8712 (destroy_bb_vec_info): Free stmt info after SLP instances.
8713 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8714 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8715 (STMT_VINFO_NUM_SLP_USES): New macro.
8717 2016-01-15 Richard Biener <rguenther@suse.de>
8720 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8721 (add_linkage_name): ... here.
8722 (gen_typedef_die): Use add_linkage_name_raw instead of
8723 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8726 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8728 * gimplify.c (oacc_default_clause): Decode reference and pointer
8729 types for both kernels and parallel regions.
8731 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8734 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8736 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8738 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8739 (convert_scalars_to_vector): Likewise.
8741 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8743 * doc/extend.texi (Type Traits): Fix grammar.
8745 2016-01-15 Martin Jambor <mjambor@suse.cz>
8747 * tree-inline.c (remap_decl): Use existing dclarations if
8748 remapping a type and prevent_decl_creation_for_types.
8749 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8750 decls first. Do real remapping with
8751 prevent_decl_creation_for_types set.
8752 * tree-inline.h (copy_body_data): New field
8753 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8756 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8758 * config/s390/s390.opt (mmvcle): More verbose help text.
8760 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8762 * config/s390/s390.opt: Add period to -mzvector option text.
8764 2016-01-15 Richard Biener <rguenther@suse.de>
8766 PR tree-optimization/68961
8767 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8768 of invariants in stores again.
8770 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8772 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8774 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8776 * config/i386/i386.c (ix86_expand_branch): Don't split
8777 DI mode xor instruction to SI mode.
8779 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8782 * ipa-icf.c (sem_function::merge): Virtual functions may become
8783 reachable even if they address is not taken and there are no
8786 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8788 * lto-streamer-out.c (subtract_estimated_size): New function.
8789 (get_symbol_initial_value): Use it.
8791 2016-01-15 Christian Bruel <christian.bruel@st.com>
8794 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8795 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8796 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8797 use add_builtin_function_ext_scope instead of add_builtin_function.
8798 (neon_set_p, neon_crypto_set_p): Remove.
8799 (arm_init_builtins): Always call arm_init_neon_builtins and
8800 arm_init_crypto_builtins.
8801 (arm_expand_builtin): Check that builtins are allowed for the arch.
8802 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8803 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8804 arm_init_neon_builtins call.
8806 2016-01-15 Richard Biener <rguenther@suse.de>
8808 PR tree-optimization/69117
8809 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8810 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8811 of the leader conservatively.
8812 (free_scc_vn): Restore original SSA name infos.
8814 2016-01-14 Jeff Law <law@redhat.com>
8816 PR tree-optimization/69270
8817 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8818 single bit of precision, verify it's also unsigned.
8819 (record_edge_info): Use constant_boolean_node rather than fold_convert
8820 to convert boolean_true/boolean_false to the right type.
8822 2016-01-14 Richard Henderson <rth@redhat.com>
8825 * loop-doloop.c (record_reg_sets): New.
8826 (doloop_optimize): Reject the transform if the sequence
8827 clobbers registers live at the end of the loop block.
8828 (doloop_optimize_loops): Enable df_live if needed.
8830 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8832 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8833 * gcc/config/rs6000/rs6000.c: Likewise.
8834 * gcc/config/rs6000/rs6000.h: Likewise.
8835 * gcc/config/rs6000/rs6000.md: Likewise.
8836 * gcc/doc/extend.texi: Likewsie.
8838 2016-01-14 Jeff Law <law@redhat.com>
8840 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8843 2016-01-14 Richard Henderson <rth@redhat.com>
8847 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8848 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8849 instead of builtin_decl_declared_p to test for declaration.
8851 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8853 * doc/loop.texi (Loop Analysis and Representation): Document
8854 loop_depth function.
8856 2016-01-14 Tom de Vries <tom@codesourcery.com>
8858 PR tree-optimization/68773
8859 * omp-low.c (expand_omp_target): Don't set force_output.
8860 * varpool.c (varpool_node::get_create): Same.
8861 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8862 offload_funcs with force_output.
8864 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8867 * lra-eliminations.c (move_plus_up): Don't change anything if either
8868 the outer or inner subreg mode is not MODE_INT.
8869 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8870 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8872 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8874 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8875 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8876 reduc_uplus_@var{m}): Remove.
8877 * expr.c (expand_expr_real_2): Remove expansion path for
8878 reduc_[us](min|max|plus) optabs.
8879 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8880 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8881 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8882 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8883 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8884 reduc_[us](min|max|plus) optabs.
8886 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8888 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8889 (reduc_plus_scal_v2sf): New.
8890 (reduc_smax_v2sf): Rename to...
8891 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8892 (reduc_smin_v2sf): Rename to...
8893 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8895 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8897 * alias.c (compare_base_symbol_refs): New function.
8898 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8901 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8904 PR tree-optimization/69155
8905 * tree-complex.c: Include cfganal.h.
8906 (phis_to_revisit): New variable.
8907 (extract_component): Add phiarg_p argument. Assert that returned
8908 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8909 (update_phi_components): Partly rewrite to use loop over real/imag
8910 components instead of code duplication. If extract_component returns
8911 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8912 create_tmp_reg into the PHI node instead, and mention the phi triplet
8914 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8915 in phis_to_revisit at the end.
8917 2016-01-14 Richard Biener <rguenther@suse.de>
8919 PR tree-optimization/68060
8920 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8921 outer loop reduction is only used in the inner loop before
8922 detecting a double reduction.
8924 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8927 * combine.c (expand_field_assignment): Punt if compute_mode is
8928 unsupported scalar mode.
8930 2016-01-14 Richard Biener <rguenther@suse.de>
8932 PR tree-optimization/66856
8933 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8934 SLP node only if it built successfully.
8935 (vect_analyze_slp_instance): Adjust.
8937 2016-01-14 Jeff Law <law@redhat.com>
8939 PR tree-optimization/69270
8940 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8941 (record_edge_info): Use it. Convert boolean_{true,false}_node
8944 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8947 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8948 use block_ultimate_origin
8949 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8951 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8953 * doc/invoke.texi (Submodel Options): Rename section to
8954 "Machine-Dependent Options" to better reflect its content.
8955 Rewrite introductory text to remove archaic CPU names.
8958 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8960 * doc/invoke.texi (Code Gen Options): Move section up in file,
8961 before target-specific options. Update menu and option summary
8962 to reflect the new section ordering.
8964 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8966 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8967 (C++ Dialect Options): Add cross-reference to -std option.
8968 * doc/standards.texi (C++ Language): Document C++14 support.
8970 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8972 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8973 for pack/unpack functions for __ibm128.
8974 (PACK_IF): Likewise.
8975 (UNPACK_IF): Likewise.
8977 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8978 support for __ibm128 pack/unpack functions.
8979 (rs6000_invalid_builtin): Likewise.
8980 (rs6000_init_builtins): Likewise.
8981 (rs6000_opt_masks): Likewise.
8983 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8984 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8986 (RS6000_BTM_COMMON): Likewise.
8988 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8989 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8990 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8991 128-bit floating point. Add support for the double values to be
8992 in Altivec registers for TF/IF packing and unpacking, but restrict
8993 TD packing sub-fields to be FPR registers. Don't allow overlapped
8994 register support for packing. Allow pack inputs to be memory
8995 locations. Don't build generator functions for unpack<mode>_dm
8996 and unpack<mode>_nodm.
8997 (unpack<mode>_dm): Likewise.
8998 (unpack<mode>_nodm): Likewise.
8999 (pack<mode>): Likewise.
9001 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
9002 built-in functions to pack/unpack explicit __ibm128 values.
9003 (__builtin_unpack_ibm128): Likewise.
9005 * doc/extend.texi (PowerPC Built-in Functions): Document
9006 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
9008 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
9011 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
9012 Add new arg loc and pass it down as context.
9013 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
9014 to the location to use for the warning.
9015 (check_function_arguments): New arg loc. All callers changed. Pass
9016 it to check_function_nonnull.
9017 * c-common.h (check_function_arguments): Adjust declaration.
9019 2016-01-13 Jakub Jelinek <jakub@redhat.com>
9021 PR tree-optimization/69156
9022 * gimple.c (validate_type): Removed.
9023 (gimple_builtin_call_types_compatible_p): Use
9024 useless_type_conversion_p instead of validate_type.
9025 * value-prof.c (gimple_stringop_fixed_value): Fold
9026 icall_size to correct type.
9028 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
9030 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
9033 2016-01-13 Richard Henderson <rth@redhat.com>
9036 * target.def (builtin_tm_load, builtin_tm_store): Remove.
9037 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
9038 (ix86_builtin_tm_store): Remove.
9039 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
9040 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
9041 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
9042 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
9043 * doc/tm.texi: Rebuild.
9045 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
9046 (BUILT_IN_TM_MEMCPY_RTWN): New.
9047 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
9048 fallback from vector to integer helpers.
9049 (build_tm_load): Handle vector types directly, instead of
9051 (build_tm_store): Likewise.
9052 (expand_assign_tm): Prepare for register types not handled by
9053 the above. Copy them to memory and use memcpy.
9054 * tree.c (tm_define_builtin): New.
9055 (find_tm_vector_type): New.
9056 (build_tm_vector_builtins): New.
9057 (build_common_builtin_nodes): Call it.
9059 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
9061 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
9062 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
9064 2016-01-13 Tom de Vries <tom@codesourcery.com>
9066 PR tree-optimization/69169
9067 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
9068 handled_struct_type param.
9069 (create_variable_info_for, intra_create_variable_infos): Call
9070 create_variable_info_for_1 with extra arg.
9072 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
9074 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
9075 and "armv8.1-a+crc" entries.
9077 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
9080 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
9081 Change first operand predicate from register_or_constm1_operand
9082 to register_operand.
9083 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
9084 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
9085 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
9086 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
9087 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
9088 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
9089 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
9090 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
9091 comparison with constm1_rtx from vec_prefetch_gen part.
9093 2016-01-13 Richard Biener <rguenther@suse.de>
9095 PR tree-optimization/69013
9096 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
9097 Exchange assert for a test.
9099 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9102 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
9104 2016-01-13 Richard Biener <rguenther@suse.de>
9106 PR tree-optimization/69242
9107 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
9108 assert with a check.
9110 2016-01-13 Richard Biener <rguenther@suse.de>
9112 PR tree-optimization/69186
9113 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9114 Properly guard vect_update_misalignment_for_peel call.
9116 2016-01-12 Jeff Law <law@redhat.com>
9118 PR tree-optimization/pr67755
9119 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
9120 "need_profile_correction".
9121 (thread_block_1): Initialize new field to false by default. If we
9122 have multiple thread paths through a common joiner to different
9123 final targets, then set new field to true.
9124 (compute_path_counts): Only do count adjustment when it's really
9127 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
9129 * doc/invoke.texi (Spec Files): Move section down in file, past
9130 all command-line option descriptions.
9132 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9135 * doc/gty.texi: Remove documentation of mark_hook.
9136 * gengtype.c (struct write_types_data): Remove code to support
9137 mark_hook attribute.
9138 (walk_type): Likewise.
9139 (write_func_for_structure): Likewise.
9141 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
9143 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
9144 Directory Options, and -specs= to Overall Options.
9145 (Overall Options): Adjust similarly. Reorder to group related
9146 options together. Make -specs= cross-reference the spec file details.
9147 (Directory Options): Adjust similarly.
9149 2016-01-12 Jeff Law <law@redhat.com>
9151 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
9153 2016-01-12 Olivier Hainque <hainque@adacore.com>
9155 * gcc.c (spec_undefvar_allowed): New global.
9156 (process_command): Set to true when running for --version or --help,
9158 (getenv_spec_function): When the variable is not defined, use the
9159 variable name as the variable value if we're allowed not to issue
9162 2016-01-12 Bin Cheng <bin.cheng@arm.com>
9164 PR tree-optimization/68911
9165 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
9166 information computed for expression "init + nit * step".
9168 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
9170 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
9171 about name of GCC executable. Remove deleted node from menu.
9172 (Directory Options) <-B>: Remove cross-reference to deleted node.
9173 (Target Options): Delete section.
9175 2016-01-12 Christian Bruel <christian.bruel@st.com>
9178 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
9179 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
9181 2016-01-12 Jakub Jelinek <jakub@redhat.com>
9184 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
9185 aligned_mem is properly set for AVX512-VL floating point masked
9189 * ifcvt.c (cond_exec_process_if_block): When removing the last
9190 insn from then_bb, remove also any possible barriers that follow it.
9192 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
9196 * config/i386/iamcu.h (SIZE_TYPE): New macro.
9197 (PTRDIFF_TYPE): Likewise.
9198 (WCHAR_TYPE): Likewise.
9199 (WCHAR_TYPE_SIZE): Likewise.
9200 (STDINT_LONG32): Likewise.
9202 2016-01-12 Richard Biener <rguenther@suse.de>
9204 PR tree-optimization/69053
9205 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
9206 convert initial value for cond reductions.
9208 2016-01-12 Richard Biener <rguenther@suse.de>
9210 PR tree-optimization/69007
9211 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
9212 widen_sum after dot_prod and sad.
9214 2016-01-12 Richard Biener <rguenther@suse.de>
9216 PR tree-optimization/69168
9217 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
9218 pattern stmt SLP type.
9219 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
9220 end up unused so cope with that case.
9222 2016-01-12 Richard Biener <rguenther@suse.de>
9224 PR tree-optimization/69157
9225 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
9226 stmts def type only during analyze phase.
9227 (vectorizable_call): Likewise.
9228 (vectorizable_simd_clone_call): Likewise.
9229 (vectorizable_conversion): Likewise.
9230 (vectorizable_assignment): Likewise.
9231 (vectorizable_shift): Likewise.
9232 (vectorizable_operation): Likewise.
9233 (vectorizable_store): Likewise.
9234 (vectorizable_load): Likewise.
9236 2016-01-12 Richard Biener <rguenther@suse.de>
9238 PR tree-optimization/69174
9239 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
9241 (vectorizable_load): Properly compute the number of loads needed
9242 for permuted strided SLP loads and do not spuriously assign
9243 to SLP_TREE_VEC_STMTS.
9245 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
9247 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
9248 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
9249 (MD_EXEC_PREFIX): Remove.
9250 (MD_STARTFILE_PREFIX) Removee.
9251 (FILE_NAME_ABSOLUTE_P): Remove.
9252 (CPP_SPEC): Do not read macros from sys/version.h.
9253 (LINK_COMMAND_SPEC): Remove.
9254 (LOCAL_INCLUDE_DIR): Remove.
9255 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
9256 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
9257 (POST_LINK_SPEC): Define to invoke stubify after linker
9258 (LIBSTDCXX): Remove define
9259 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
9260 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
9261 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
9262 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
9263 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
9264 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
9265 (i386_djgpp_asm_named_section): Add propotype of new procedure
9267 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
9268 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
9269 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
9270 in config/i386/djgpp.h).
9271 (STANDARD_STARTFILE_PREFIX_2): Define identical to
9272 STANDARD_STARTFILE_PREFIX_1.
9273 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
9274 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
9275 installation errors.
9276 (MAX_OFILE_ALIGNMENT): Define to 128.
9277 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
9279 * config/i386/djgpp.c: New file. Add implementation of
9280 i386_djgpp_asm_named_section.
9282 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
9284 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
9285 Add rule for building djgpp.o.
9287 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9289 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
9290 (rtx_is_swappable_p): Reductions are swappable.
9291 (insn_is_swappable_p): V2DF reductions are swappable.
9293 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
9295 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
9296 reloads for other unsupported memory operands.
9298 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9299 Jim Wilson <jim.wilson@linaro.org>
9302 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
9303 copy_to_mode_reg instead of force_reg.
9305 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9308 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
9309 TARGET_80387 is true.
9311 2016-01-11 Jakub Jelinek <jakub@redhat.com>
9314 * lra-eliminations.c (move_plus_up): Only move plus up
9315 if subreg of the constant can be simplified into constant
9316 and use the simplified subreg of the constant instead of
9317 the original constant.
9319 * fold-const.c (fold_convertible_p): Don't return true
9320 for conversion of VECTOR_TYPE to same sized integral type.
9321 (fold_convert_loc): Fix up formatting. Fold conversion of
9322 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
9323 instead of NOP_EXPR.
9325 PR tree-optimization/69214
9326 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
9327 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
9330 PR tree-optimization/69207
9331 * tree-vect-slp.c (vect_get_constant_vectors): For
9332 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
9333 fold_convertible_p to vector_type's element type, and always
9334 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
9336 2016-01-11 Richard Biener <rguenther@suse.de>
9338 PR tree-optimization/69173
9339 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
9340 fixup the cycle if all stmts are in a pattern.
9342 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
9345 * alias.c (base_alias_check): Move check for addresses with
9346 alignment ANDs before the call for compare_base_decls.
9347 (memrefs_conflict_p): Return -1 for different decls
9348 that went through alignment adjustments.
9350 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9352 PR rtl-optimization/68796
9353 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
9354 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
9355 and QImode comparisons against zero with CC_NZmode.
9356 * config/aarch64/iterators.md (short_mask): New mode_attr.
9358 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9360 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
9361 (<avx512>_store<mode>_mask): Likewise.
9363 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
9364 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9366 PR rtl-optimization/68841
9367 * ifcvt.c (struct noce_if_info): Add orig_x field.
9368 (bbs_ok_for_cmove_arith): Add to_rename parameter.
9369 Don't record conflicts on to_rename if it's present.
9370 Allow memory destinations in sets.
9371 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
9372 blocks, passing orig_x to the checks.
9373 (noce_process_if_block): Set if_info->orig_x appropriately.
9375 2016-01-11 Tom de Vries <tom@codesourcery.com>
9377 PR tree-optimization/69069
9378 * tree-parloops.c (create_parallel_loop): Add missing phi args.
9380 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
9382 PR rtl-optimization/68920
9383 * config/i386/i386.c (ix86_option_override_internal): Restrict number
9384 of conditional moves for RTL if-conversion to 1 for
9385 TARGET_ONE_IF_CONV_INSN.
9386 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
9387 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
9388 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
9389 parameter to restirct number of conditional moves for
9391 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
9392 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
9395 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
9398 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
9399 onepart vars. Fix typo in comment. Fix reversed condition in
9401 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
9404 * var-tracking.c (dump_onepart_variable_differences): New.
9405 (dataflow_set_different): If a detailed dump is requested,
9406 delay early returns and dump differences between onepart
9407 variables present before and after, and added variables.
9409 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9412 * expr.c (expand_expr_real_1): For boolean vector constants
9413 with a scalar mode use const_scalar_mask_from_tree.
9414 (const_scalar_mask_from_tree): New.
9415 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
9416 assigned to a mask type to handle constants.
9418 2016-01-11 Martin Jambor <mjambor@suse.cz>
9421 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
9422 useless parameters if we cannot change function signature.
9424 2016-01-11 Martin Jambor <mjambor@suse.cz>
9427 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
9430 2016-01-11 Tom de Vries <tom@codesourcery.com>
9432 PR tree-optimization/69109
9433 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
9436 2016-01-11 Tom de Vries <tom@codesourcery.com>
9438 PR tree-optimization/69108
9439 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
9440 res is not used in a phi.
9442 2016-01-11 Yury Gribov <y.gribov@samsung.com>
9445 * common.opt (frandom-seed): Fix parameter name.
9446 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
9448 2016-01-11 Tom de Vries <tom@codesourcery.com>
9450 PR tree-optimization/69058
9451 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
9454 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
9456 * config/arc/arc.opt (mdiv-rem): Add period to the end.
9457 (mcode-density): Likewise.
9459 2016-01-10 Tom de Vries <tom@codesourcery.com>
9461 PR tree-optimization/69062
9462 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
9463 (parallelize_loops): Don't paralelize loop that has phi with address
9466 2016-01-10 Tom de Vries <tom@codesourcery.com>
9468 PR tree-optimization/69039
9469 * tree-parloops.c (try_create_reduction_list): Only allow single exit
9472 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
9475 * match.pd: Require target has function_c99_misc before doing
9476 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
9478 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
9480 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
9482 * configure: Regenerate.
9484 2016-01-09 Jakub Jelinek <jakub@redhat.com>
9487 PR tree-optimization/69097
9488 * fold-const.h (expr_not_equal_to): New prototype.
9489 * fold-const.c: Include stringpool.h and tree-ssanames.h.
9490 (expr_not_equal_to): New function.
9491 * match.pd (X % -Y is the same as X % Y): Don't optimize
9492 unless X is known not to be equal to minimum or Y is known
9493 not to be equal to -1.
9494 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
9495 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
9496 (simplify_stmt_using_ranges): Adjust caller.
9497 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
9498 substitute_and_fold.
9500 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
9502 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
9505 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9507 PR tree-optimization/69167
9508 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
9509 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
9511 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
9513 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9514 Richard Biener <rguenther@suse.de>
9516 PR tree-optimization/68707
9517 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
9518 instances that can be handled via vect_load_lanes.
9520 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
9522 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
9523 if we can't determine address equivalence.
9524 * alias.c (compare_base_decl): Update for changed return value of
9525 symtab_node::equal_address_to.
9527 2016-01-08 Jason Merrill <jason@redhat.com>
9531 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
9532 * expr.c (store_field): Not here.
9533 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
9534 call with TREE_ADDRESSABLE type.
9535 * tree-cfg.c (verify_gimple_call): Adjust.
9537 2016-01-08 Olivier Hainque <hainque@adacore.com>
9539 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
9542 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9544 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
9545 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
9546 (reduc_smin_v2sf): Rename to...
9547 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
9548 (reduc_splus_v2sf): Rename to...
9549 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
9551 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9553 PR tree-optimization/69162
9554 * gimplify.c (gimplify_va_arg_expr): Encode original type of
9555 valist argument in another argument.
9556 (gimplify_modify_expr): Adjust for the above change. Cleanup.
9557 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
9558 to determine the va_list type, build a MEM_REF instead of
9559 build_fold_indirect_ref.
9561 PR tree-optimization/69172
9562 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
9565 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
9567 PR tree-optimization/67781
9568 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
9569 and cmpnop in two steps: first the ones not accessed in original
9570 gimple expression in a endian independent way and then the ones not
9571 accessed in the final result in an endian-specific way.
9573 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9575 PR tree-optimization/69083
9576 * tree-vect-slp.c (vect_get_constant_vectors): For
9577 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
9578 element type. If op is fold_convertible_p to vector_type's element
9579 type, use NOP_EXPR instead of VCE.
9581 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
9583 PR rtl-optimization/67778
9584 PR rtl-optimization/68634
9585 PR rtl-optimization/68909
9586 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
9587 block from the stack until done with it. Remove a superfluous
9588 bitmap set. Remove a superfluous bitmap test.
9590 2016-01-07 Martin Sebor <msebor@redhat.com>
9593 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
9594 constraint on the type of arguments.
9596 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
9598 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
9599 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
9600 unaligned_access on the gcc_options set.
9601 * config/arm/arm.c (arm_option_override_internal): Use
9602 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
9604 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9607 * config/i386/i386.c (ix86_frame_pointer_required): Enable
9608 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
9610 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9613 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9616 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9617 depending on frame_pointer_needed before remaining integer and SSE
9618 registers are saved.
9620 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
9623 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
9625 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
9628 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
9629 Use the "xBm" constraint.
9630 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9632 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9633 (sse_cvtsi2ssq<round_name>): Likewise.
9634 (sse_cvtss2si<round_name>): Likewise.
9635 (sse_cvtss2siq<round_name>): Likewise.
9636 (sse2_cvtsi2sdq<round_name>): Likewise.
9637 (sse2_cvtsd2si<round_name>): Likewise.
9638 (sse2_cvtsd2siq<round_name>): Likewise.
9639 * config/i386/subst.md (round_nimm_scalar_predicate): New
9642 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9645 * varasm.c (make_decl_rtl): Mark invalid register vars as
9648 PR rtl-optimization/66206
9649 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9650 All callers changed.
9652 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9654 PR tree-optimization/69141
9655 * tree-ssa-pre.c: Include langhooks.h.
9656 (eliminate_dom_walker::before_dom_children): Use
9657 lang_hooks.decl_printable_name instead of
9658 cgraph_node::get ()->name ().
9661 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9662 it and DECL_ALIGN too.
9664 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9666 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9668 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9671 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9672 depending on frame_pointer_needed before remaining integer and SSE
9673 registers are saved.
9675 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9677 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9678 mode iterator with VSX_M2.
9679 (*p9_vecstore_<mode>): Likewise.
9680 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9681 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9682 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9683 (define_split for VSX_LE128 stores): Likewise.
9684 (define_peephole2 for TImode LE swaps): Likewise.
9685 (define_split for VSX_LE128 post-reload stores): Likewise.
9687 2016-01-06 Marek Polacek <polacek@redhat.com>
9690 * convert.c (convert_to_integer_1): Adjust call to
9691 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9692 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9693 EXPR instead of ARG.
9694 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9696 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9699 * doc/extend.texi (RL78 Variable Attributes): New section.
9701 2016-01-05 Marek Polacek <polacek@redhat.com>
9704 * builtins.c (get_memmodel): Use expansion point location rather than
9705 the input location. Call warning_at rather than warning.
9706 (expand_builtin_atomic_compare_exchange): Likewise.
9707 (expand_builtin_atomic_load): Likewise.
9708 (expand_builtin_atomic_store): Likewise.
9709 (expand_builtin_atomic_clear): Likewise.
9711 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9714 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9715 Replace nonimmediate_operand with vector_operand.
9716 * config/i386/predicates.md (vector_operand): New predicate.
9717 (general_vector_operand): Replace nonimmediate_operand with
9719 * config/i386/sse.md: Replace nonimmediate_operand with
9720 vector_operand and m constraint with Bm constraint on SSE
9721 patterns with 16-byte memory operand.
9722 * config/i386/subst.md (round_nimm_predicate): Replace
9723 nonimmediate_operand with vector_operand.
9724 (round_saeonly_nimm_predicate): Likewise.
9725 (round_saeonly_nimm_scalar_predicate): New.
9727 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9730 * config/i386/constraints.md (Bm): New constraint.
9731 * config/i386/predicates.md (vector_memory_operand): New
9733 * config/i386/sse.md: Replace xm with xBm in plusminus and
9736 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9739 * doc/extend.texi (V850 Function Attributes): New section.
9740 (V850 Variable Attributes): New section.
9742 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9745 * doc/extend.texi (MicroBlaze Function Attributes): Document
9746 interrupt_handler and fast_interrupt attributes.
9748 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9751 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9752 for local symbolic operands.
9753 * config/ia64/predicates.md (local_symbolic_operand64): New
9756 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9758 PR rtl-optimization/68651
9759 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9762 2016-01-05 Nathan Sidwell <nathan@acm.org>
9764 * alias.c (compare_base_decls): Use symtab_node::get.
9766 2016-01-05 Nick Clifton <nickc@redhat.com>
9769 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9770 secondary_reload_info structure.
9773 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9774 decls if weak support is available.
9776 2016-01-04 Martin Sebor <msebor@redhat.com>
9778 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9780 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9782 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9783 OPTION_MASK_P9_DFORM.
9785 * config/rs6000/constraints.md (wo constraint): New constraint for
9788 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9790 (rs6000_init_hard_regno_mode_ok): Likewise.
9792 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9795 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9796 expanders not to have constraints. Add support for ISA 3.0 xxperm
9797 instruction. Add support for fusing xxlor with xxperm.
9798 (altivec_vperm_<mode>_internal): Likewise.
9799 (altivec_vperm_v8hiv16qi): Likewise.
9800 (altivec_vperm_<mode>v16q): Likewise.
9801 (altivec_vperm_<mode>_uns): Likewise.
9802 (vperm_v8hiv4si): Likewise.
9803 (vperm_v16qiv8hi): Likewise.
9805 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9807 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9809 Update copyright years.
9811 * gcc.c (process_command): Update copyright notice dates.
9812 * gcov-dump.c (print_version): Ditto.
9813 * gcov.c (print_version): Ditto.
9814 * gcov-tool.c (print_version): Ditto.
9815 * gengtype.c (create_file): Ditto.
9816 * doc/cpp.texi: Bump @copying's copyright year.
9817 * doc/cppinternals.texi: Ditto.
9818 * doc/gcc.texi: Ditto.
9819 * doc/gccint.texi: Ditto.
9820 * doc/gcov.texi: Ditto.
9821 * doc/install.texi: Ditto.
9822 * doc/invoke.texi: Ditto.
9824 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9826 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9827 modes larger than TImode as TImode if NEON is not enabled.
9829 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9832 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9833 mode for %f0-%f31 only if TARGET_FPU.
9835 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9838 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9839 to compute the PACKED_P predicate.
9840 (function_arg_record_value): Minor tweaks.
9842 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9844 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9845 option for arm*-*-* targets.
9847 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9849 * doc/extend.texi (Common Function Attributes): Move docs for
9850 MSP430-specific attributes to....
9851 (MSP430 Function Attributes): ...here. Delete the redundant
9852 entries and copy-edit the remaining text.
9853 (MSP430 Variable Attributes): Use uniform format for index
9854 entries and add a cross-reference to the corresponding function
9857 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9859 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9861 (x86 Options): Likewise.
9863 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9867 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9868 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9869 to corresponding attribute.
9871 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9873 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9874 to correct alphabetization of table. Copy-edit and correct
9876 <stack_protect>: Likewise.
9877 <target_clones>: Likewise.
9879 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9880 Correct punctuation.
9881 (Code Gen Options) <-fno-plt>: Copy-edit.
9883 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9886 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9887 SI values. Explicitly convert SI to DI and vice-versa.
9889 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9891 PR tree-optimization/69070
9892 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9893 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9896 * ubsan.c (ubsan_instrument_float_cast): Call
9897 initialize_sanitizer_builtins.
9900 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9902 Copyright (C) 2016 Free Software Foundation, Inc.
9904 Copying and distribution of this file, with or without modification,
9905 are permitted in any medium without royalty provided the copyright
9906 notice and this notice are preserved.