1 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3 * flag-types.h (enum warn_strict_overflow_code): Move ...
4 * coretypes.h: ... here.
5 * fold-const.h (fold_overflow_warning): Declare.
6 * fold-const.c (fold_overflow_warning): Make non-static.
7 (fold_comparison): Move the transformation of X +- C1 CMP C2
8 into X CMP C2 -+ C1 ...
10 * gimple-fold.c (fold_stmt_1): Protect with
11 fold_defer_overflow_warnings.
13 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15 * omp-low.c (struct oacc_loop): Add 'inner' field.
16 (new_oacc_loop_raw): Initialize it to zero.
17 (oacc_loop_fixed_partitions): Initialize it.
18 (oacc_loop_auto_partitions): Partition outermost loop to outermost
19 available partitioning.
21 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
25 (umulsidi3): Likewise.
26 (indirect_jump): Fix jump instruction assembly patterns.
28 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
31 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
32 (nvptx_function_value): Assert non-NULL cfun.
34 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
36 PR rtl-optimization/70886
37 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
39 * cselib.h (rtx_equal_for_cselib_1): Declare.
40 (rtx_equal_for_cselib_p: New inline function.
41 * cselib.c (rtx_equal_for_cselib_p): Delete.
42 (rtx_equal_for_cselib_1): Make public.
44 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
47 (register_mixssei387nonimm_operand): Remove predicate.
48 * config/i386/i386.md (*fop_<mode>_comm): Merge from
49 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
50 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
51 for TARGET_MIX_SSE_I387 alternatives.
52 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
53 Disable unsupported alternatives using "enabled" attribute. Use
54 nonimm_ssenomem_operand as operand 1 predicate. Also check
55 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
56 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
57 (register_mixssei387nonimm_operand): Remove predicate.
59 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
61 * tree.c (cst_and_fits_in_hwi): Simplify.
63 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
65 * tree.h (wi::to_wide): New function.
66 * expr.c (expand_expr_real_1): Use wi::to_wide.
67 * fold-const.c (int_const_binop_1): Likewise.
68 (extract_muldiv_1): Likewise.
70 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
72 * wide-int.h: Update offset_int and widest_int documentation.
73 (WI_SIGNED_SHIFT_RESULT): New macro.
74 (wi::binary_shift): Define signed_shift_result_type for
75 shifts on offset_int- and widest_int-like types.
76 (generic_wide_int): Support <<= and >>= if << and >> are supported.
77 * tree.h (int_bit_position): Use shift operators instead of wi::
79 * alias.c (adjust_offset_for_component_ref): Likewise.
80 * expr.c (get_inner_reference): Likewise.
81 * fold-const.c (fold_comparison): Likewise.
82 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
83 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
84 * tree-dfa.c (get_ref_base_and_extent): Likewise.
85 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
86 (stmt_kills_ref_p): Likewise.
87 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
88 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
89 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
90 (ao_ref_init_from_vn_reference): Likewise.
92 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
94 * wide-int.h: Update offset_int and widest_int documentation.
95 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
96 (wi::binary_traits): Allow ordered comparisons between offset_int and
97 offset_int, between widest_int and widest_int, and between either
98 of these types and basic C types.
99 (operator <, <=, >, >=): Define for the same combinations.
100 * tree.h (tree_int_cst_lt): Use comparison operators instead
102 (tree_int_cst_le): Likewise.
103 * gimple-fold.c (fold_array_ctor_reference): Likewise.
104 (fold_nonarray_ctor_reference): Likewise.
105 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
106 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
107 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
108 * tree-sra.c (completely_scalarize): Likewise.
109 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
110 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
111 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
112 (check_for_binary_op_overflow): Likewise.
113 (search_for_addr_array): Likewise.
114 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
116 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
118 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
119 (arc_save_restore): Likewise.
120 (arc_dwarf_register_span): Likewise.
121 (arc_output_pic_addr_const): Initialize suffix variable.
123 2016-05-02 Martin Liska <mliska@suse.cz>
125 * symbol-summary.h (function_summary::function_summary):
126 Remove checking assert for all cgraph nodes.
127 (function_summary::get): Check summary_uid.
128 (symtab_insertion): Check summary_uid.
130 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
132 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
133 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
135 (arc_dwarf_register_span): Remove enum keyword.
136 (compact_memory_operand_p): New function.
137 * config/arc/arc.h (reg_class): Add code density register classes.
138 (REG_CLASS_NAMES): Likewise.
139 (REG_CLASS_CONTENTS): Likewise.
140 * config/arc/arc.md (*movqi_insn): Add code density instructions.
141 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
142 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
143 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
144 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
146 (h, Rcd, Rsd, Rzd): New register constraints.
147 (T): Use compact_memory_operand_p function.
148 * config/arc/predicates.md (compact_load_memory_operand): Remove.
150 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
152 * config/sh/sh.md (*negnegt, *movtt): Remove.
154 2016-05-02 Marek Polacek <polacek@redhat.com>
155 Tom de Vries <tom@codesourcery.com>
157 PR tree-optimization/70700
158 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
159 bigger than FIRST_REF_NODE.
161 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
164 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
166 (prepare_cbranch_operands): Don't use scratch register. Assume that
167 function is used when pseudos can be created.
168 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
169 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
170 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
171 define_expand. Allow it only when pseudos can be created.
172 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
174 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/constraints.md (BC): Only allow -1 operands.
177 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
178 Add "enabled" attribute. Update XI mode attribute calculation.
179 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
180 (*movoi_internal_avx): Update XI mode attribute calculation.
181 (*movti_internal): Ditto.
183 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
185 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
186 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
188 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
190 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
191 statement on instruction code. Remove trailing spaces.
192 (altivec_expand_stv_builtin): Likewise.
194 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
196 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
197 (TARGET_FPU_DOUBLE): Simplify.
198 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
199 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
200 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
201 with 'TARGET_FPU_DOUBLE'.
202 * config/sh/sh.md: Likewise.
204 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
206 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
207 SH_DIV_STR_FOR_SIZE): Remove.
208 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
209 SH_DIV_STR_FOR_SIZE): Remove.
211 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
213 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
214 logical_reg_operand): Delete.
215 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
216 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
217 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
218 match_operand and match_test.
219 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
220 variables on their first use. Return bool values.
221 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
222 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
223 arith_reg_operand for input operand. Remove empty constraints.
225 (*xorsi3_compact): Rename to xorsi3.
226 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
227 (*zero_extend<mode>si2_disp_mem): Update comment.
230 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
232 * config/sh/t-sh: Remove SH5 support.
233 * config.gcc: Likewise.
234 * configure: Likewise.
236 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
238 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
240 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
242 * config/sh/sh.c (register_sh_passes, sh_option_override,
243 sh_print_operand, prepare_move_operands,
244 sh_can_follow_jump): Remove TARGET_SH1 checks.
245 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
246 PROMOTE_MODE): Likewise.
247 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
250 2016-04-30 Alan Modra <amodra@gmail.com>
252 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
253 restoring when fixed_reg_p, but allow out-of-line or stmw save.
254 Check for user regs later to avoid unnecessary looping over regs.
255 Merge user reg check with non-saved reg check. Don't force
256 inline VR restore when static chain used.
257 (rs6000_frame_related): Omit eh_frame info for user regs when
259 (fixed_regs_p): Delete.
261 2016-04-30 Alan Modra <amodra@gmail.com>
263 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
264 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
267 2016-04-30 Alan Modra <amodra@gmail.com>
270 * config/rs6000/rs6000.c (fixed_reg_p): New function.
271 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
274 2016-04-30 Alan Modra <amodra@gmail.com>
276 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
277 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
278 flag_pic test for Darwin.
280 2016-04-30 Alan Modra <amodra@gmail.com>
282 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
284 (REG_FREQ_CALLS_CROSSED): Delete.
285 (REG_N_THROWING_CALLS_CROSSED): Delete.
286 * regstat.c (regstat_bb_compute_ri): Don't calculate
287 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
288 (dump_reg_info): Don't print call cross frequency.
289 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
290 and REG_N_THROWING_CALLS_CROSSED.
292 2016-04-30 Alan Modra <amodra@gmail.com>
294 * regs.h (struct reg_info_t): Delete live_length.
295 (REG_LIVE_LENGTH): Delete macro.
296 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
297 local_live, local_processed and local_live_last_luid params.
298 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
300 (regstat_compute_ri): Adjust for above. Don't set
302 (dump_reg_info): Don't print live length.
303 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
304 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
305 Localize loop_depth var.
307 2016-04-30 Alan Modra <amodra@gmail.com>
309 * ira.c (enum valid_equiv): New.
310 (validate_equiv_mem): Return enum.
311 (update_equiv_mem): Create replacement in more cases.
312 (add_store_equivs): Update validate_equiv_mem call.
314 2016-04-30 Alan Modra <amodra@gmail.com>
316 * ira.c (combine_and_move_insns): Rather than scanning insns,
317 use DF infrastucture to find use and def insns.
319 2016-04-30 Alan Modra <amodra@gmail.com>
321 ira.c (combine_and_move_insns): Move invariant conditions..
322 (ira.c): ..to here. Call combine_and_move_insns before
323 add_store_equivs. Call grow_reg_equivs later. Allocate
324 req_equiv later using max_reg_num() rather than global max_regno.
325 (contains_replace_regs): Delete.
326 (add_store_equivs): Remove contains_replace_regs test.
328 2016-04-30 Alan Modra <amodra@gmail.com>
330 * ira.c (struct equiv_mem_data): New.
331 (equiv_mem, equiv_mem_modified): Delete static vars.
332 (validate_equiv_mem_from_store): Use "data" param to communicate..
333 (validate_equiv_mem): ..from here.
335 2016-04-30 Alan Modra <amodra@gmail.com>
337 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
339 (update_reg_equivs): ..here. Move allocation and freeing of
340 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
341 end_alias_analysis to..
344 2016-04-30 Alan Modra <amodra@gmail.com>
346 * ira.c (pdx_subregs): Delete.
347 (struct equivalence): Add pdx_subregs field.
348 (set_paradoxical_subreg): Remove pdx_subregs param. Update
350 (update_equiv_regs): Don't create or free pdx_subregs. Update
353 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
355 * config/rs6000/altivec.h: Change definitions of vec_xl and
357 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
358 (LD_ELEMREV_V2DI): New.
359 (LD_ELEMREV_V4SF): New.
360 (LD_ELEMREV_V4SI): New.
361 (LD_ELEMREV_V8HI): New.
362 (LD_ELEMREV_V16QI): New.
363 (ST_ELEMREV_V2DF): New.
364 (ST_ELEMREV_V2DI): New.
365 (ST_ELEMREV_V4SF): New.
366 (ST_ELEMREV_V4SI): New.
367 (ST_ELEMREV_V8HI): New.
368 (ST_ELEMREV_V16QI): New.
371 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
372 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
373 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
374 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
375 (altivec_expand_builtin): Add handling for
376 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
377 (rs6000_invalid_builtin): Add error-checking for
378 RS6000_BTM_P9_VECTOR.
379 (altivec_init_builtins): Define builtins used to implement vec_xl
381 (rs6000_builtin_mask_names): Define power9-vector.
382 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
383 (RS6000_BTM_P9_VECTOR): Define.
384 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
385 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
386 (vsx_ld_elemrev_v2df): Likewise.
387 (vsx_ld_elemrev_v4sf): Likewise.
388 (vsx_ld_elemrev_v4si): Likewise.
389 (vsx_ld_elemrev_v8hi): Likewise.
390 (vsx_ld_elemrev_v16qi): Likewise.
391 (vsx_st_elemrev_v2df): Likewise.
392 (vsx_st_elemrev_v2di): Likewise.
393 (vsx_st_elemrev_v4sf): Likewise.
394 (vsx_st_elemrev_v4si): Likewise.
395 (vsx_st_elemrev_v8hi): Likewise.
396 (vsx_st_elemrev_v16qi): Likewise.
397 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
400 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
402 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
404 (simplify_control_stmt_condition_1): ... here. Recurse into
405 BIT_AND_EXPRs and BIT_IOR_EXPRs.
407 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
410 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
411 (zero_extendqi<mode>2_dot): Revert earlier conversion from
412 define_insn_and_split to define_insn.
413 (zero_extendqi<mode>2_dot2): Same.
414 (extendqi<mode>2_dot): Same.
415 (extendqi<mode>2_dot2): Same.
417 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
420 (probe_stack): New expander.
421 (probe_stack_<mode>): New insn pattern.
423 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/i386.md
426 (operations with memory inputs setting flags peephole2):
427 Remove uneeded REG_P checks. Cleanup pattern generation.
429 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
431 * tree-vect-loop.c (vect_transform_loop): Fix
432 nb_iterations_upper_bound computation for vectorized loop.
434 2016-04-29 Marek Polacek <polacek@redhat.com>
435 Jakub Jelinek <jakub@redhat.com>
438 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
439 TARGET_EXPR_SLOT as a base.
441 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
443 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
444 with 'rCm2' constraints to limit possible immediate size.
445 (*load_zeroextendqisi_update): Likewise.
446 (*load_signextendqisi_update): Likewise.
447 (*loadhi_update): Likewise.
448 (*load_zeroextendhisi_update): Likewise.
449 (*load_signextendhisi_update): Likewise.
450 (*loadsi_update): Likewise.
451 (*loadsf_update): Likewise.
453 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
455 * config/i386/predicates.md (constm1_operand): Fix comparison.
457 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
459 * testsuite/gcc.target/arc/ieee_eq.c: New test.
461 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
463 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
464 remaining SH5 related settings.
465 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
466 shmedia_prepare_call_address): Delete.
467 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
468 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
469 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
470 UNSUPPORTED_SH2A): Remove m5 checks.
471 (sh_divide_strategy_e): Remove SH5 division strategies.
472 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
473 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
475 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
477 * config/s390/s390.c (s390_rtx_costs): Update documentation.
479 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
481 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
482 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
484 * config/s390/vector.md ("mov<mode>"): Likewise.
486 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
488 * config/s390/constraints.md ("U", "W"): Invoke
489 s390_mem_constraint with "ZR" and "ZT".
490 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
491 addresses when using LRA. Accept also short displacements for S
492 and T constraints. Do not check for long displacement target for
494 (s390_mem_constraint): Remove handling of U and W constraints.
495 * config/s390/s390.md (various patterns): Remove the short
496 displacement constraints (Q and R) if a long displacement
497 constraint is present. Add longdisp as required CPU capability.
498 * config/s390/vector.md: Likewise.
499 * config/s390/vx-builtins.md: Likewise.
501 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
504 * reload1.c (reload): Call finish_spills before
505 restarting reload loop. Skip select_reload_regs
506 if update_eliminables_and_spill returns true.
508 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
510 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
511 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
512 (umulhisi3_imm): Update predicates and constraint letters.
513 (umulhisi3_reg): Declare instruction as commutative.
514 * config/arc/constraints.md (J12, J16): New constraints.
515 * config/arc/predicates.md (short_unsigned_const_operand): New
517 (arc_short_operand): Likewise.
518 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
520 2016-04-29 Richard Biener <rguenther@suse.de>
522 PR tree-optimization/13962
523 PR tree-optimization/65686
524 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
525 * tree-ssa-alias.c (ptrs_compare_unequal): New function
526 using PTA to compare pointers.
527 * match.pd: Add pattern for pointer equality compare simplification
528 using ptrs_compare_unequal.
530 2016-04-29 Richard Biener <rguenther@suse.de>
532 * stor-layout.c (layout_type): Do not build a pointer-to-element
535 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
538 Use SWI mode iterator. Use general_reg_operand predicate.
539 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
540 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
543 2016-04-29 Jakub Jelinek <jakub@redhat.com>
546 * fold-const.c (operand_equal_p): Don't verify hash value equality
548 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
551 2016-04-28 Jakub Jelinek <jakub@redhat.com>
554 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
555 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
556 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
557 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
558 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
560 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
562 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
563 to info. Don't initialize separate fields to 0. Clean up
566 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.md (peephole2s for operations with memory inputs):
569 Use SWI mode iterator.
570 (peephole2s for operations with memory outputs): Ditto.
571 Do not check for stack checking probe.
573 (probe_stack): Remove expander.
575 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
576 Andrew Burgess <andrew.burgess@embecosm.com>
578 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
581 2016-04-28 Jason Merrill <jason@redhat.com>
583 * gdbinit.in: Skip line-map.h.
585 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
586 Andrew Burgess <andrew.burgess@embecosm.com>
588 * config/arc/arc.c (arc_conditional_register_usage): Take
589 TARGET_RRQ_CLASS into account.
590 (arc_print_operand): Support printing 'p' and 's' operands.
591 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
593 (TARGET_RRQ_CLASS): Define.
594 (IS_POWEROF2_OR_0_P): Define.
595 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
597 (*tst_movb): New define_insn.
598 (*tst): Avoid recognition if it could prevent '*tst_movb'
599 combination; replace c/CnL with c/Chs alternative.
600 (*tst_bitfield_tst): New define_insn.
601 (*tst_bitfield_asr): New define_insn.
602 (*tst_bitfield): New define_insn.
603 (andsi3_i): Add Rrq variant.
604 (extzv): New define_expand.
605 (insv): New define_expand.
606 (*insv_i): New define_insn.
607 (*movb): New define_insn.
608 (*movb_signed): New define_insn.
609 (*movb_high): New define_insn.
610 (*movb_high_signed): New define_insn.
611 (*movb_high_signed + 1): New define_split pattern.
612 (*mrgb): New define_insn.
613 (*mrgb + 1): New define_peephole2 pattern.
614 (*mrgb + 2): New define_peephole2 pattern.
615 * config/arc/arc.opt (mbitops): New option for nps400, uses
616 TARGET_NPS_BITOPS_DEFAULT.
617 * config/arc/constraints.md (q): Make register class conditional.
618 (Rrq): New register constraint.
619 (Chs): New constraint.
620 (Clo): New constraint.
621 (Chi): New constraint.
622 (Cbf): New constraint.
623 (Cbn): New constraint.
624 (C18): New constraint.
625 (Cbi): New constraint.
627 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
629 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
631 (bitmap_intersection_of_preds): Ditto.
632 (bitmap_union_of_succs): Ditto.
633 (bitmap_union_of_preds): Ditto.
634 * sbitmap.c (do_popcount): Delete.
635 (BITMAP_DEBUGGING): Delete.
636 (sbitmap_verify_popcount): Delete.
637 (sbitmap_alloc): Don't initialize the popcount field.
638 (sbitmap_alloc_with_popcount): Delete.
639 (sbitmap_resize): Don't resize the popcount array.
640 (sbitmap_vector_alloc): Don't initialize the popcount field.
641 (bitmap_copy): Don't copy the popcount array.
642 (bitmap_clear): Don't clear the popcount array.
643 (bitmap_clear): Delete the popcount array handling.
644 (bitmap_ior_and_compl): Delete the popcount assert.
646 (bitmap_and_compl): Ditto.
647 (bitmap_and): Delete the popcount array handling.
650 (bitmap_or_and): Delete the popcount assert.
651 (bitmap_and_or): Ditto.
652 (popcount_table): Delete.
653 (sbitmap_elt_popcount): Delete.
654 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
655 (bitmap_set_bit): Delete the popcount assert.
656 (bitmap_clear_bit): Ditto.
657 (sbitmap_free): Don't free the popcount array.
658 (sbitmap_alloc_with_popcount): Delete declaration.
659 (sbitmap_popcount): Ditto.
661 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
662 Andrew Burgess <andrew.burgess@embecosm.com>
664 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
665 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
666 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
667 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
668 * config/arc/arc.opt (mcmem): New option.
669 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
670 supply length for r/m alternative.
671 (*extendqisi2_ac): Likewise.
672 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
674 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
675 (movhi_insn): Likewise.
676 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
677 (*zero_extendqihi2_i): Add r/Ucm alternative.
678 (*zero_extendqisi2_ac): Likewise.
679 (*zero_extendhisi2_i): Likewise.
680 * config/arc/constraints.md (Uex): New memory constraint.
681 (Ucm): New define_constraint.
682 * config/arc/predicates.md (long_immediate_loadstore_operand):
683 Return 0 for MEM with cmem_address address.
684 (cmem_address_0): New predicates.
685 (cmem_address_1): Likewise.
686 (cmem_address_2): Likewise.
687 (cmem_address): Likewise.
689 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
691 * config/rs6000/rs6000.c (machine_function): Rename
692 insn_chain_scanned_p to spe_insn_chain_scanned_p.
693 (rs6000_stack_info): Adjust.
695 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
696 Andrew Burgess <andrew.burgess@embecosm.com>
698 * config/arc/constraints.md (Usd): Convert to define_constraint.
702 2016-04-28 Jakub Jelinek <jakub@redhat.com>
705 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
706 Add new peephole2 where the first insn is *mov<mode>_or instead of
709 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
711 * tracer.c (bb_seen): Make static.
713 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
715 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
716 support, setup defaults.
717 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
718 * config/arc/arc.c (arc_init): Add NPS400 support.
719 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
720 (TARGET_ARC700): NPS400 is also an ARC700.
721 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
723 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
726 * config/nds32/nds32.md (casesi): Don't access the operands array
729 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
731 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
732 (or $-1,reg peephole2): Ditto.
733 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
735 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
737 * doc/extend.texi (Common Function Attributes) [optimize]:
738 Discourage use of the optimize attribute.
740 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
742 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
743 special case builtin.
744 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
745 ALTIVEC_BUILTIN_VEC_ADDE.
746 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
747 support for ALTIVEC_BUILTIN_VEC_ADDE.
748 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
749 for __builtin_vec_adde.
751 2016-04-28 Jakub Jelinek <jakub@redhat.com>
753 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
754 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
756 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
759 * doc/sourcebuild.texi (Effective-Target Keywords, Other
760 attributes): Document cilkplus_runtime.
762 2016-04-28 Martin Jambor <mjambor@suse.cz>
764 * tree-cfg.c (verify_expr): Verify that local declarations belong to
765 this function. Call verify_expr on MEM_REFs and bases of other
768 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
770 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
771 for WORD_REGISTER_OPERATIONS to runtime check.
773 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
775 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
777 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
779 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
780 big-endian compilation.
781 * config/arc/arc.md (addf3): Likewise.
785 2016-04-28 Richard Biener <rguenther@suse.de>
787 PR tree-optimization/70840
788 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
789 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
790 Mark x * pow(x,c) -> pow(x,c+1) commutative.
791 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
793 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
795 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
796 and explain why in a comment.
798 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
800 * config/arc/arc.md (cpu_facility): Add fpx variant.
801 (subdf3): Prohibit use reverse sub when assist operations option
803 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
804 instructions only when FPX is enabled.
805 * testsuite/gcc.target/arc/trsub.c: New test.
807 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
809 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
810 mult_operator when calculating "type" attribute.
811 (*fop_<mode>_1_i387): Ditto.
812 (*fop_xf_1_i387): Ditto.
813 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
814 Use std::swap to swap operands. Use RTL expressions to generate
817 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
818 Joern Rennecke <joern.rennecke@embecosm.com>
820 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
822 (emit_pic_move): Remove.
823 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
824 * config/arc/arc.c (emit_pic_move): Removed.
825 (TARGET_HAVE_TLS): Define.
826 (arc_conditional_register_usage): Test for arc_tp_regno.
827 (arc_print_operand, arc_print_operand_address): Handle TLS
829 (arc_needs_pcl_p): New function.
830 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
831 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
832 (arc_raw_symbolic_reference_mentioned_p): Likewise.
833 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
834 (arc_legitimize_tls_address): Likewise.
835 (DTPOFF_ZERO_SYM): Define.
836 (arc_legitimize_pic_address): Make it static, handle TLS cases.
837 (arc_output_pic_addr_const): Print TLS unspecs.
838 (prepare_pic_move): New function, replaces emit_pic_move.
839 (arc_legitimate_constant_p): Handle TLS unspecs.
840 (arc_legitimate_address_p): Likewise.
841 (arc_rewrite_small_data_p): Use assert for TLS constants.
842 (prepare_move_operands): Use prepare_pic_move.
843 (arc_legitimize_address): Legitimize tls addresses.
844 (arc_epilogue_uses): Check for arc_tp_regno.
845 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
846 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
848 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
850 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
851 %(arc_tls_extra_start_spec).
852 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
853 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
855 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
856 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
857 (UNSPEC_TLS_OFF): Add.
859 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
860 (get_thread_pointersi): New patterns.
861 * config/arc/arc.opt (mtp-regno): New option.
862 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
863 (move_dest_operand): Likewise.
864 * configure: Regenerate.
865 * configure.ac: Add arc*-*-* case to test for tls.
866 * doc/invoke.texi (ARC options): Document mtp-regno.
868 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
870 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
871 the new ARC HS SIMD instructions.
872 (arc_preferred_simd_mode): New function.
873 (arc_autovectorize_vector_sizes): Likewise.
874 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
875 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
876 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
877 (arc_init_builtins): Add new SIMD builtin types.
878 (arc_split_move): Handle 64 bit vector moves.
879 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
880 (TARGET_PLUS_QMACW): Define.
881 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
882 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
883 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
884 (VSUBADD4H): New builtins.
885 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
886 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
888 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
889 Matthias Klose <doko@debian.org>
891 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
893 2016-04-28 Richard Biener <rguenther@suse.de>
896 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
899 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
901 * common/config/sh/sh-common.c: Remove SH5 support.
902 * config/sh/constraints.md: Likewise.
903 * config/sh/config/sh/elf.h: Likewise.
904 * config/sh/linux.h: Likewise.
905 * config/sh/netbsd-elf.h: Likewise.
906 * config/sh/predicates.md: Likewise.
907 * config/sh/sh-c.c: Likewise.
908 * config/sh/sh-protos.h: Likewise.
909 * config/sh/sh.c: Likewise.
910 * config/sh/sh.h: Likewise.
911 * config/sh/sh.md: Likewise.
912 * config/sh/sh.opt: Likewise.
913 * config/sh/sync.md: Likewise.
914 * config/sh/sh64.h: Delete.
915 * config/sh/shmedia.h: Likewise.
916 * config/sh/shmedia.md: Likewise.
917 * config/sh/sshmedia.h: Likewise.
918 * config/sh/t-netbsd-sh5-64: Likewise.
919 * config/sh/t-sh64: Likewise.
920 * config/sh/ushmedia.h: Likewise.
922 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
924 * config/i386/i386.md (sign_extend to memory peephole2s): Use
925 general_reg_operand instead of register_operand predicate.
927 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
929 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
931 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
933 * match.pd (A - B > A, A + B < A): New transformations.
935 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
937 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
938 which defaults to true. Emit an outer pair of parentheses only if
939 EMIT_PARENS. When continuing a chain of && or || (or & or |),
940 don't emit parentheses for the right-hand operand.
942 2016-04-27 Jeff Law <law@redhat.com>
944 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
946 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
948 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
949 (altivec_lvx_<mode>_internal): Document.
950 (altivec_lvx_<mode>_2op): New define_insn.
951 (altivec_lvx_<mode>_1op): Likewise.
952 (altivec_lvx_<mode>_2op_si): Likewise.
953 (altivec_lvx_<mode>_1op_si): Likewise.
954 (altivec_stvx_<mode>): Remove.
955 (altivec_stvx_<mode>_internal): Document.
956 (altivec_stvx_<mode>_2op): New define_insn.
957 (altivec_stvx_<mode>_1op): Likewise.
958 (altivec_stvx_<mode>_2op_si): Likewise.
959 (altivec_stvx_<mode>_1op_si): Likewise.
960 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
961 Expand vec_ld and vec_st during parsing.
962 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
964 (altivec_expand_stvx_be): Likewise.
965 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
966 address-masking behavior in RTL.
967 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
968 address-masking behavior in RTL.
969 (altivec_expand_builtin): Change builtin code arguments for calls
970 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
971 (insn_is_swappable_p): Avoid incorrect swap optimization in the
972 presence of lvx/stvx patterns.
973 (alignment_with_canonical_addr): New function.
974 (alignment_mask): Likewise.
975 (find_alignment_op): Likewise.
976 (recombine_lvx_pattern): Likewise.
977 (recombine_stvx_pattern): Likewise.
978 (recombine_lvx_stvx_patterns): Likewise.
979 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
980 stvx patterns from expand.
981 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
983 (vector_altivec_store_<mode>): Likewise.
985 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
987 * config/aarch64/aarch64.md
988 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
989 remove the "fp" attributes.
990 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
991 add the "simd" attributes.
992 (*movdf_aarch64): Likewise.
993 (*movtf_aarch64): Remove the "fp" attributes.
994 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
995 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
997 2016-04-27 David Malcolm <dmalcolm@redhat.com>
999 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
1000 rtx to rtx_code_label *.
1001 * rtl.h (maybe_set_first_label_num): Likewise.
1003 2016-04-27 David Malcolm <dmalcolm@redhat.com>
1005 * df-core.c (df_add_problem): Make the problem param be const.
1006 (df_remove_problem): Make local "problem" be const.
1007 * df-problems.c (problem_RD): Make const.
1008 (problem_LR): Likewise.
1009 (problem_LIVE): Likewise.
1010 (problem_MIR): Likewise.
1011 (problem_CHAIN): Likewise.
1012 (problem_WORD_LR): Likewise.
1013 (problem_NOTE): Likewise.
1014 (problem_MD): Likewise.
1015 * df-scan.c (problem_SCAN): Likewise.
1016 * df.h (struct df_problem): Make field "dependent_problem" be
1018 (struct dataflow): Likewise for field "problem".
1019 (df_add_problem): Make param const.
1021 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
1024 inter-unit moves to/from vector registers are enabled. Do not disable
1027 2016-04-27 David Malcolm <dmalcolm@redhat.com>
1029 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
1030 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
1032 (enum df_problem_id): ...this new enum.
1033 (struct df_problem): Convert field "id" from "int" to
1036 2016-04-27 David Malcolm <dmalcolm@redhat.com>
1038 * rtl.def: Update comment for "things in the instruction chain" to
1039 reflect the removal of the leading "i" field for INSN_UID in
1040 r210360. Fix bogus apostrophe.
1042 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
1044 * config/i386/i386.md
1045 (lea arith with mem operand + setcc peephole2): Set operator mode.
1047 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
1050 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
1051 (dimode_scalar_to_vector_candidate_p): This.
1052 (timode_scalar_to_vector_candidate_p): New function.
1053 (scalar_to_vector_candidate_p): Likewise.
1054 (timode_check_non_convertible_regs): Likewise.
1055 (timode_remove_non_convertible_regs): Likewise.
1056 (remove_non_convertible_regs): Likewise.
1057 (remove_non_convertible_regs): Renamed to ...
1058 (dimode_remove_non_convertible_regs): This.
1059 (scalar_chain::~scalar_chain): Make it virtual.
1060 (scalar_chain::compute_convert_gain): Make it pure virtual.
1061 (scalar_chain::mark_dual_mode_def): Likewise.
1062 (scalar_chain::convert_insn): Likewise.
1063 (scalar_chain::convert_registers): Likewise.
1064 (scalar_chain::add_to_queue): Make it protected.
1065 (scalar_chain::emit_conversion_insns): Likewise.
1066 (scalar_chain::replace_with_subreg): Likewise.
1067 (scalar_chain::replace_with_subreg_in_insn): Likewise.
1068 (scalar_chain::convert_op): Likewise.
1069 (scalar_chain::convert_reg): Likewise.
1070 (scalar_chain::make_vector_copies): Likewise.
1071 (scalar_chain::convert_registers): New pure virtual function.
1072 (class dimode_scalar_chain): New class.
1073 (class timode_scalar_chain): Likewise.
1074 (scalar_chain::mark_dual_mode_def): Renamed to ...
1075 (dimode_scalar_chain::mark_dual_mode_def): This.
1076 (timode_scalar_chain::mark_dual_mode_def): New function.
1077 (timode_scalar_chain::convert_insn): Likewise.
1078 (dimode_scalar_chain::convert_registers): Likewise.
1079 (scalar_chain::compute_convert_gain): Renamed to ...
1080 (dimode_scalar_chain::compute_convert_gain): This.
1081 (scalar_chain::replace_with_subreg): Renamed to ...
1082 (dimode_scalar_chain::replace_with_subreg): This.
1083 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
1084 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
1085 (scalar_chain::make_vector_copies): Renamed to ...
1086 (dimode_scalar_chain::make_vector_copies): This.
1087 (scalar_chain::convert_reg): Renamed to ...
1088 (dimode_scalar_chain::convert_reg ): This.
1089 (scalar_chain::convert_op): Renamed to ...
1090 (dimode_scalar_chain::convert_op): This.
1091 (scalar_chain::convert_insn): Renamed to ...
1092 (dimode_scalar_chain::convert_insn): This.
1093 (scalar_chain::convert): Call convert_registers.
1094 (convert_scalars_to_vector): Change to scalar_chain pointer to
1095 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
1096 in 32-bit mode. Delete scalar_chain pointer. Call
1097 free_dominance_info in 64-bit mode.
1098 (pass_stv::gate): Remove TARGET_64BIT check.
1099 (ix86_option_override): Put the 64-bit STV pass before the CSE
1102 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
1104 * dwarf2out.h (struct dw_loc_descr_node): Remove the
1105 dw_loc_frame_offset field.
1106 * dwarf2out.c (new_loc_descr): Likewise.
1107 (resolve_args_picking_1): Turn the VISITED hash set into a
1108 FRAME_OFFSET hash map. Use it to associate a frame offset to
1109 visited nodes. Remove uses of the CHECKING_P macro.
1110 (resolve_args_picking): Update call to resolve_args_picking_1.
1112 2016-04-27 Martin Liska <mliska@suse.cz>
1114 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
1115 (free_loop_data): Release vuses of groups.
1117 2016-04-27 Bin Cheng <bin.cheng@arm.com>
1119 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
1120 instead of redundant use_id and boolean have_use_for.
1121 (struct iv_use): Change sub_id into group_id. Remove field next.
1122 Move fields: related_cands, n_map_members, cost_map and selected
1124 (struct iv_group): ... here. New structure.
1125 (struct iv_common_cand): Use structure declaration directly.
1126 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
1127 (MAX_CONSIDERED_USES): Rename macro to ...
1128 (MAX_CONSIDERED_GROUPS): ... here.
1129 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
1130 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
1131 (dump_uses): Rename to ...
1132 (dump_groups): ... here. Update all uses.
1133 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
1134 (find_induction_variables): Refactor format of dump information.
1135 (record_sub_use): Delete.
1136 (record_use): Update all uses.
1137 (record_group): New function.
1138 (record_group_use, find_interesting_uses_op): Call above functions.
1140 (find_interesting_uses_cond): Ditto.
1141 (group_compare_offset): New function.
1142 (split_all_small_groups): Rename to ...
1143 (split_small_address_groups_p): ... here. Update all uses.
1144 (split_address_groups): Update all uses.
1145 (find_interesting_uses): Refactor format of dump information.
1146 (add_candidate_1): Update all uses. Remove redundant check on iv,
1148 (add_candidate, record_common_cand): Remove redundant assert.
1149 (add_iv_candidate_for_biv): Update use.
1150 (add_iv_candidate_derived_from_uses): Update all uses.
1151 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
1152 (alloc_use_cost_map): Ditto.
1153 (set_use_iv_cost, get_use_iv_cost): Rename to ...
1154 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
1155 (determine_use_iv_cost_generic): Ditto.
1156 (determine_group_iv_cost_generic): Ditto.
1157 (determine_use_iv_cost_address): Ditto.
1158 (determine_group_iv_cost_address): Ditto.
1159 (determine_use_iv_cost_condition): Ditto.
1160 (determine_group_iv_cost_cond): Ditto.
1161 (determine_use_iv_cost): Ditto.
1162 (determine_group_iv_cost): Ditto.
1163 (set_autoinc_for_original_candidates): Update all uses.
1164 (find_iv_candidates): Update all uses. Refactor dump information.
1165 (determine_use_iv_costs): Ditto.
1166 (determine_iv_costs): Ditto.
1167 (iv_ca_cand_for_use): Rename to ...
1168 (iv_ca_cand_for_group): ... here. Update all uses.
1169 (iv_ca_add_use, iv_ca_add_group): Ditto.
1170 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
1171 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
1172 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
1173 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
1174 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
1175 (create_new_iv, adjust_iv_update_pos): Ditto.
1176 (rewrite_use_address): Delete.
1177 (rewrite_use_address_1): Rename to ...
1178 (rewrite_use_address): ... here.
1179 (rewrite_use_compare): Update all uses.
1180 (rewrite_use): Delete.
1181 (rewrite_uses): Rename to ...
1182 (rewrite_groups): ... here. Update all uses.
1183 (remove_unused_ivs, free_loop_data): Update all uses.
1184 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
1186 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1188 * rtlanal.c (nonzero_bits1): Convert preprocessor check
1189 for WORD_REGISTER_OPERATIONS to runtime check.
1191 2016-04-27 Richard Biener <rguenther@suse.de>
1194 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
1195 aggregate_value_p to determine if a function result is
1196 returned by reference.
1197 (ipa_pta_execute): Functions having their address taken are
1198 not automatically nonlocal.
1200 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1203 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
1204 * fold-const.c (operand_equal_p): If flag_checking and
1205 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
1206 and if it returns non-zero, assert iterative_hash_expr on both
1209 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1211 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
1213 2016-04-27 Nick Clifton <nickc@redhat.com>
1216 * varasm.c (merge_weak): Generate an error if an attempt is made
1217 to convert a non-weak static function into a weak, public function.
1219 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1221 * params.def (MAX_PARTITION_SIZE): New param.
1222 * doc/invoke.texi: Document lto-max-partition.
1224 2016-04-27 Richard Biener <rguenther@suse.de>
1227 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
1228 function cummulating used_from_other_partition, externally_visible
1229 and force_output from aliases.
1230 (refered_from_nonlocal_var): Likewise.
1231 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
1232 node flags properly.
1234 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1236 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
1237 (-Wmemset-elt-size): New item.
1239 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
1242 * stor-layout.h (internal_reference_types): Delete.
1243 * stor-layout.c (reference_types_internal): Likewise.
1244 (internal_reference_types): Likewise.
1245 (layout_type) <REFERENCE_TYPE>: Adjust.
1247 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1250 * tree.h (inchash::add_expr): Add FLAGS argument.
1251 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
1252 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
1253 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
1254 Formatting fix. Adjust recursive calls. For tcc_comparison,
1255 if swap_tree_comparison (code) is smaller than code, hash that
1256 and arguments in the other order. Hash CONVERT_EXPR the same
1257 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
1258 of ADDR_EXPR of decl as the decl itself. Add or remove
1259 OEP_ADDRESS_OF from recursive flags as needed. For
1260 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
1261 operands commutatively and only the third one normally.
1262 For internal CALL_EXPR hash in CALL_EXPR_IFN.
1264 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
1266 * config/rtems.h (LIB_SPEC): Add -latomic.
1268 2016-04-27 Joel Sherrill <joel@rtems.org>
1270 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
1271 xilink.ld and flags not relevant to RTEMS.
1273 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
1275 * toplev.c (backend_init_target): Avoid calling init_reload when using
1278 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1280 * reorg.c (try_merge_delay_insns): Declare i and j inside the
1281 for loops rather than one for the whole function.
1283 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1285 * match.pd (X + CST CMP X): New transformation.
1287 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1289 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
1290 * fold-const.c (fold_binary_loc): Remove 2 transformations
1291 superseded by match.pd.
1292 * match.pd (x+x -> x*2): Generalize to integers.
1294 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
1296 * config/i386/i386.md (operation on memory peephole): Duplicate an
1297 existing peephole and adapt it to match lea rather than an operation
1300 PR rtl-optimization/57193
1301 * opts.c (default_options_table): Add OPT_frename_registers at -O2
1303 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
1305 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1307 * tree-if-conv.c (any_pred_load_store): New static variable.
1308 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
1309 any_pred_load_store instead of and_mask_load_store.
1310 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
1311 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
1312 (combine_blocks, tree_if_conversion): Ditto.
1314 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1316 PR tree-optimization/70771
1317 PR tree-optimization/70775
1318 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
1319 virtual PHI nodes. Delete parameter.
1320 (if_convertible_loop_p_1): Delete argument to above function.
1321 (predicate_all_scalar_phis): Delete code handling single-argument
1323 (tree_if_conversion): Mark and update virtual SSA.
1325 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1328 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
1329 (x86_elf_aligned_common): Rename to ...
1330 (x86_elf_aligned_decl_common): ... this.
1331 Add decl arg. Switch to .lbss for largecomm object. Use
1332 LARGECOMM_SECTION_ASM_OP.
1333 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
1335 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
1336 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
1338 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
1339 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
1341 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1344 * config/i386/i386.c (SECTION_LARGE): Define.
1345 (x86_64_elf_select_section): Set it for large data/bss sections.
1346 Only clear SECTION_WRITE for .lrodata.
1347 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
1349 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
1350 * varasm.c (default_elf_asm_named_section): Grow flagchars.
1351 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
1353 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
1354 * doc/tm.texi: Regenerate.
1356 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1359 * configure.ac (--enable-checking): Document extra flag, for
1360 non-release builds default to --enable-checking=yes,extra.
1361 If misc checking and extra checking, define CHECKING_P to 2 instead
1363 * common.opt (fchecking=): Add.
1364 * doc/invoke.texi (-fchecking=): Document.
1365 * doc/install.texi: Document --enable-checking changes.
1366 * configure: Regenerated.
1367 * config.in: Regenerated.
1369 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1371 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
1372 attribute instead of which_alternative.
1373 * config/i386/sse.md (*mov<mode>_internal): Ditto.
1374 Use EXT_REX_SSE_REG_P where appropriate.
1376 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1378 * config/i386/predicates.md (const0_operand): Do not match
1379 const_wide_int code.
1380 (const1_operand): Ditto.
1382 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
1385 for SSE constm1 operands and TARGET_AVX512VL.
1386 (*movti_internal): Ditto.
1387 (*mov<mode>_or): Use constm1_operand predicate.
1388 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
1389 for SSE vector_all_ones operands and TARGET_AVX512VL.
1390 * config/i386/predicates.md (constm1_operand): New predicate.
1391 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
1392 emission of constant -1 load.
1394 2016-04-25 Jason Merrill <jason@redhat.com>
1396 * gdbinit.in: Skip is-a.h.
1398 * attribs.c (register_scoped_attributes): Fix logic.
1399 * attribs.h: Declare register_scoped_attributes.
1401 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1403 * config/rs6000/rs6000-builtin.def: Correct pasto error for
1404 stxvd2x and stxvw4x built-in functions.
1406 2016-04-25 DJ Delorie <dj@redhat.com>
1408 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
1409 (ashrhi3): Likewise.
1410 (lshrhi3): Likewise.
1412 2016-04-25 Richard Biener <rguenther@suse.de>
1414 PR tree-optimization/70780
1415 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
1417 (compute_antic): Mark blocks with abnormal preds as visited as
1418 they have a final empty antic-in solution already.
1420 2016-04-25 Michael Collison <michael.collison@linaro.org>
1422 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
1424 2016-04-25 Michael Collison <michael.collison@linaro.org>
1426 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
1427 mode is VQI to improve mixed mode vectorization.
1428 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
1429 define_insn to match low half of signed vaddw.
1430 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
1431 define_insn to match high half of signed vaddw.
1432 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
1433 define_insn to match low half of unsigned vaddw.
1434 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
1435 define_insn to match high half of unsigned vaddw.
1436 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
1437 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1438 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
1440 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1441 * config/arm/predicates.md (vect_par_constant_high): Support
1442 big endian and simplify by calling
1443 arm_simd_check_vect_par_cnst_half
1444 (vect_par_constant_low): Likewise.
1446 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1448 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
1449 predicate for operand 2.
1451 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
1452 H.J. Lu <hongjiu.lu@intel.com>
1454 * config/i386/i386-protos.h (standard_sse_constant_p): Add
1455 machine_mode argument.
1456 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
1457 constm1_rtx operands. For VOIDmode constants, get mode from
1458 pred_mode. Check mode size if the mode is supported by ABI.
1459 (standard_sse_constant_opcode): Do not use standard_constant_p.
1460 Strictly check ABI support for all-ones operands.
1461 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
1462 immediates. Update calls to standard_sse_constant_p.
1463 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
1464 (ix86_rtx_costs): Ditto.
1465 * config/i386/i386.md (*movxi_internal_avx512f): Use
1466 nonimmediate_or_sse_const_operand instead of vector_move_operand.
1467 Use (v,BC) alternative instead of (v,C). Use register_operand
1468 checks instead of MEM_P.
1469 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
1470 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
1471 isa attribute. Use register_operand checks instead of MEM_P.
1472 (*movti_internal): Use nonimmediate_or_sse_const_operand for
1473 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
1474 alternative and corresponding sse2 isa attribute.
1475 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
1476 to standard_sse_constant_p.
1477 (FP constant splitters): Ditto.
1478 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
1480 * config/i386/predicates.md (constm1_operand): Remove.
1481 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
1482 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
1483 vector_all_ones_operand instead of constm1_operand.
1485 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1487 * print-rtl.c (print_rtx_insn_vec): New function.
1488 * print-rtl.h: New prototype.
1489 * store-motion.c (struct st_expr): Make avail_stores a vector.
1490 (st_expr_entry): Adjust.
1491 (free_st_expr_entry): Likewise.
1492 (print_store_motion_mems): Likewise.
1493 (find_moveable_store): Likewise.
1494 (compute_store_table): Likewise.
1495 (delete_store): Likewise.
1496 (build_store_vectors): Likewise.
1498 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1500 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1502 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1504 * vec.h (vec_safe_contains): New function.
1505 (vec::contains): Likewise.
1506 (vec::begin): Likewise.
1507 (vec::end): Likewise.
1509 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1512 * cfgexpand.c (expand_stack_vars): Fix typo.
1514 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1516 * system.h (list, map, set, vector): Include conditionally.
1517 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1518 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1519 * ipa-icf.c (INCLUDE_LIST): Define.
1520 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1521 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1522 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1523 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1524 * cp/logic.cc (INCLUDE_LIST): Define.
1525 * fortran/trans-common.c (INCLUDE_MAP): Define.
1527 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1529 * auto-profile.c: Remove <string.h> include.
1530 * ipa-icf-gimple.c: Remove <list> include.
1531 * diagnostic.c: Remove <new> include.
1532 * genmatch.c: Likewise.
1533 * pretty-print.c: Likewise.
1534 * toplev.c: Likewise
1535 * c/c-objc-common.c: Likewise.
1536 * cp/error.c: Likewise.
1537 * fortran/error.c: Likewise.
1539 2016-04-22 Richard Biener <rguenther@suse.de>
1541 * lto-streamer-in.c (input_ssa_names): Do not allocate
1542 GIMPLE_NOP for all SSA names.
1543 * lto-streamer-out.c (output_ssa_names): Do not output
1544 SSA names that should have been released.
1546 2016-04-22 Richard Biener <rguenther@suse.de>
1548 PR tree-optimization/70740
1549 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1552 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1555 * config/i386/predicates.md (call_insn_operand): Replace
1556 sibcall_memory_operand with memory_operand.
1558 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1560 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1561 has_single_use() tests.
1562 (register_edge_assert_for_1): Likewise.
1563 (find_assert_locations_1): Check the liveness bitmap instead of
1564 checking has_single_use().
1566 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1569 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1570 Extract AVX-512BW constraint from AVX.
1572 2016-04-21 Richard Biener <rguenther@suse.de>
1574 PR tree-optimization/70725
1575 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1576 for phi_convertible_by_degenerating_args.
1577 (predicate_all_scalar_phis): Handle single-argument PHIs.
1579 2016-04-21 Richard Biener <rguenther@suse.de>
1582 * fold-const.c (fold_comparison): Return properly typed
1585 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1587 PR tree-optimization/70715
1588 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1589 after expanding BASE using expand_simple_operations.
1591 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1593 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1594 New transformations.
1596 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1598 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1600 2016-04-20 Jan Hubicka <jh@suse.cz>
1602 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1603 ultiimate_alias_target.
1604 (update_callee_keys): Likewise.
1605 (lookup_recursive_calls): Likewise.
1606 (speculation_useful_p): Likewise.
1608 2016-04-20 Jan Hubicka <jh@suse.cz>
1611 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1612 (set_nothrow_flag_1): ... this; handle interposition correctly;
1613 recurse on aliases and thunks.
1614 (cgraph_node::set_nothrow_flag): New.
1615 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1616 functions compiled with non-call exceptions that binds to current
1618 (propagate_nothrow): Be safe WRT interposition.
1619 * cgraph.h (set_nothrow_flag): Update prototype.
1621 2016-04-18 Jan Hubicka <jh@suse.cz>
1623 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1624 max_loop_iterations_int.
1625 (tree_unswitch_outer_loop): Likewise.
1627 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1629 PR tree-optimization/69489
1630 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1631 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1632 Revise dump message.
1633 (if_convertible_bb_p): Remove check on edge count of basic block's
1636 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1638 PR tree-optimization/56625
1639 PR tree-optimization/69489
1640 * tree-data-ref.h (DR_INNERMOST): New macro.
1641 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1642 hashing struct innermost_loop_behavior.
1643 (ref_DR_map): Remove.
1644 (innermost_DR_map): New map.
1645 (baseref_DR_map): Revise comment.
1646 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1647 to innermost_DR_map accroding to its innermost loop behavior.
1648 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1649 to its innermost loop behavior.
1650 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1651 Add initialization for innermost_DR_map. Record memory reference
1652 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1653 have innermost loop behavior.
1654 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1657 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1659 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1660 *lea_general_1. Use explicit SWI12 mode interator.
1661 (*lea<mode>_general_2): Rename from *lea_general_2.
1662 Use explicit SWI12 mode interator.
1663 (*lea<mode>_general_3): Rename from *lea_general_3.
1664 Use explicit SWI12 mode interator.
1665 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1666 Use explicit SWI12 mode interator.
1667 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1668 Use explicit SWI48 mode interator.
1670 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1672 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1673 Short-cut unaligned load and store cases. Handle all integer
1675 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1676 and store cases. Call ix86_avx256_split_vector_move_misalign
1677 directly without checking mode class.
1679 2016-04-20 Andrew Pinski <apinski@cavium.com>
1680 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1683 * config/aarch64/aarch64.md (sibcall): Force call
1684 address to be DImode for ILP32.
1685 (sibcall_value): Likewise.
1687 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1689 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1691 2016-04-20 Richard Biener <rguenther@suse.de>
1693 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1694 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1695 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1696 (maybe_push_res_to_seq): Adjust.
1697 * gimple-fold.c (maybe_build_generic_op): Likewise.
1699 2016-04-20 Marek Polacek <polacek@redhat.com>
1701 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1704 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1706 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1707 use kmovw to support AVX512F target.
1709 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1711 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1713 2016-04-20 Marek Polacek <polacek@redhat.com>
1715 PR tree-optimization/70725
1716 * tree-if-conv.c (is_false_predicate): New function.
1717 (predicate_mem_writes): Use it.
1719 2016-04-20 Richard Biener <rguenther@suse.de>
1721 PR tree-optimization/70726
1722 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1723 shift amounts from a pattern stmt operand.
1725 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1728 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1729 stack_restore_from_fpr pattern when restoring r15.
1730 (s390_optimize_prologue): Strip away the memory barrier in the
1731 parallel when trying to get rid of restore insns.
1732 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1733 definition for loading the stack pointer from an FPR. Compared to
1734 the normal move insn this pattern includes a full memory barrier.
1736 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1739 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1740 implicitly linear or lastprivate iterator on the outer context.
1742 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1744 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1746 * config/i386/i386.md (ssememalign): Removed.
1747 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1749 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1752 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1753 const short * to __builtin_ia32_loaddquhi512_mask.
1754 (_mm512_maskz_loadu_epi16): Likewise.
1755 (_mm512_mask_storeu_epi16): Pass short * to
1756 __builtin_ia32_storedquhi512_mask.
1757 (_mm512_mask_loadu_epi8): Pass const char * to
1758 __builtin_ia32_loaddquqi512_mask.
1759 (_mm512_maskz_loadu_epi8): Likewise.
1760 (_mm512_mask_storeu_epi8): Pass char * to
1761 __builtin_ia32_storedquqi512_mask.
1762 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1763 const double * to __builtin_ia32_loadupd512_mask.
1764 (_mm512_mask_loadu_pd): Likewise.
1765 (_mm512_maskz_loadu_pd): Likewise.
1766 (_mm512_storeu_pd): Pass double * to
1767 __builtin_ia32_storeupd512_mask.
1768 (_mm512_mask_storeu_pd): Likewise.
1769 (_mm512_loadu_ps): Pass const float * to
1770 __builtin_ia32_loadups512_mask.
1771 (_mm512_mask_loadu_ps): Likewise.
1772 (_mm512_maskz_loadu_ps): Likewise.
1773 (_mm512_storeu_ps): Pass float * to
1774 __builtin_ia32_storeups512_mask.
1775 (_mm512_mask_storeu_ps): Likewise.
1776 (_mm512_mask_loadu_epi64): Pass const long long * to
1777 __builtin_ia32_loaddqudi512_mask.
1778 (_mm512_maskz_loadu_epi64): Likewise.
1779 (_mm512_mask_storeu_epi64): Pass long long *
1780 to __builtin_ia32_storedqudi512_mask.
1781 (_mm512_loadu_si512): Pass const int * to
1782 __builtin_ia32_loaddqusi512_mask.
1783 (_mm512_mask_loadu_epi32): Likewise.
1784 (_mm512_maskz_loadu_epi32): Likewise.
1785 (_mm512_storeu_si512): Pass int * to
1786 __builtin_ia32_storedqusi512_mask.
1787 (_mm512_mask_storeu_epi32): Likewise.
1788 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1789 char * to __builtin_ia32_storedquqi256_mask.
1790 (_mm_mask_storeu_epi8): Likewise.
1791 (_mm256_mask_loadu_epi16): Pass const short * to
1792 __builtin_ia32_loaddquhi256_mask.
1793 (_mm256_maskz_loadu_epi16): Likewise.
1794 (_mm_mask_loadu_epi16): Pass const short * to
1795 __builtin_ia32_loaddquhi128_mask.
1796 (_mm_maskz_loadu_epi16): Likewise.
1797 (_mm256_mask_loadu_epi8): Pass const char * to
1798 __builtin_ia32_loaddquqi256_mask.
1799 (_mm256_maskz_loadu_epi8): Likewise.
1800 (_mm_mask_loadu_epi8): Pass const char * to
1801 __builtin_ia32_loaddquqi128_mask.
1802 (_mm_maskz_loadu_epi8): Likewise.
1803 (_mm256_mask_storeu_epi16): Pass short * to.
1804 __builtin_ia32_storedquhi256_mask.
1805 (_mm_mask_storeu_epi16): Pass short * to.
1806 __builtin_ia32_storedquhi128_mask.
1807 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1808 const double * to __builtin_ia32_loadupd256_mask.
1809 (_mm256_maskz_loadu_pd): Likewise.
1810 (_mm_mask_loadu_pd): Pass onst double * to
1811 __builtin_ia32_loadupd128_mask.
1812 (_mm_maskz_loadu_pd): Likewise.
1813 (_mm256_mask_storeu_pd): Pass double * to
1814 __builtin_ia32_storeupd256_mask.
1815 (_mm_mask_storeu_pd): Pass double * to
1816 __builtin_ia32_storeupd128_mask.
1817 (_mm256_mask_loadu_ps): Pass const float * to
1818 __builtin_ia32_loadups256_mask.
1819 (_mm256_maskz_loadu_ps): Likewise.
1820 (_mm_mask_loadu_ps): Pass const float * to
1821 __builtin_ia32_loadups128_mask.
1822 (_mm_maskz_loadu_ps): Likewise.
1823 (_mm256_mask_storeu_ps): Pass float * to
1824 __builtin_ia32_storeups256_mask.
1825 (_mm_mask_storeu_ps): ass float * to
1826 __builtin_ia32_storeups128_mask.
1827 (_mm256_mask_loadu_epi64): Pass const long long * to
1828 __builtin_ia32_loaddqudi256_mask.
1829 (_mm256_maskz_loadu_epi64): Likewise.
1830 (_mm_mask_loadu_epi64): Pass const long long * to
1831 __builtin_ia32_loaddqudi128_mask.
1832 (_mm_maskz_loadu_epi64): Likewise.
1833 (_mm256_mask_storeu_epi64): Pass long long * to
1834 __builtin_ia32_storedqudi256_mask.
1835 (_mm_mask_storeu_epi64): Pass long long * to
1836 __builtin_ia32_storedqudi128_mask.
1837 (_mm256_mask_loadu_epi32): Pass const int * to
1838 __builtin_ia32_loaddqusi256_mask.
1839 (_mm256_maskz_loadu_epi32): Likewise.
1840 (_mm_mask_loadu_epi32): Pass const int * to
1841 __builtin_ia32_loaddqusi128_mask.
1842 (_mm_maskz_loadu_epi32): Likewise.
1843 (_mm256_mask_storeu_epi32): Pass int * to
1844 __builtin_ia32_storedqusi256_mask.
1845 (_mm_mask_storeu_epi32): Pass int * to
1846 __builtin_ia32_storedqusi128_mask.
1847 * config/i386/i386-builtin-types.def (PCSHORT): New.
1849 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1850 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1851 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1852 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1853 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1854 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1855 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1856 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1857 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1858 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1859 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1860 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1861 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1862 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1863 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1864 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1865 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1866 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1867 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1868 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1869 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1870 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1871 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1872 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1873 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1874 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1875 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1876 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1877 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1878 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1879 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1880 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1881 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1882 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1883 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1884 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1885 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1886 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1887 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1888 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1889 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1890 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1891 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1892 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1893 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1894 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1895 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1896 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1897 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1899 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1900 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1902 (ix86_expand_vector_move_misalign): Likewise.
1903 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1904 to scalar function prototype for unaligned load/store builtins.
1905 (ix86_expand_special_args_builtin): Updated.
1906 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1907 (UNSPEC_STOREU): Likewise.
1908 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1909 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1910 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1911 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1912 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1913 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1914 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1915 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1916 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1917 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1918 (<avx512>_storedqu<mode>_mask): Likewise.
1919 (*sse4_2_pcmpestr_unaligned): Likewise.
1920 (*sse4_2_pcmpistr_unaligned): Likewise.
1921 (*mov<mode>_internal): Renamed to ...
1922 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1923 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1924 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1925 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1927 2016-04-19 Richard Biener <rguenther@suse.de>
1929 PR tree-optimization/70171
1930 * tree-ssa-phiprop.c: Include stor-layout.h.
1931 (phiprop_insert_phi): Handle the aggregate copy case.
1932 (propagate_with_phi): Likewise.
1934 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1936 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1937 instead of simplify_gen_subreg (... , 0).
1938 (ix86_delegitimize_address): Ditto.
1939 (ix86_split_divmod): Ditto.
1940 (ix86_split_copysign_const): Ditto.
1941 (ix86_split_copysign_var): Ditto.
1942 (ix86_expand_args_builtin): Ditto.
1943 (ix86_expand_round_builtin): Ditto.
1944 (ix86_expand_special_args_builtin): Ditto.
1945 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1946 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1947 (udivmodqi4): Ditto.
1948 (absneg splitters): Ditto.
1949 (*jcc_bt<mode>_1): Ditto.
1951 2016-04-19 Richard Biener <rguenther@suse.de>
1953 PR tree-optimization/70724
1954 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1955 restoring out from ...
1956 (free_scc_vn): ... here.
1957 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1958 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1960 (pass_fre::execute): Restore SSA info.
1962 2016-04-19 Richard Biener <rguenther@suse.de>
1964 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1965 * gimple-walk.c (walk_gimple_op): Initialize it.
1966 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1967 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1968 remapping SSA names of defs.
1969 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1972 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1975 * lra-constraints.c (equiv_substition_p): New.
1976 (process_alt_operands): Use it.
1977 (swap_operands): Swap it.
1978 (curr_insn_transform): Update it.
1980 2016-04-18 Michael Matz <matz@suse.de>
1982 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1983 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1984 * tree-core.h (tree_type_common.align): Use bit-field.
1985 (tree_type_common.spare): New.
1986 (tree_decl_common.off_align): Make smaller.
1987 (tree_decl_common.align): Use bit-field.
1989 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1990 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1991 (scan_sharing_clauses): Ditto.
1992 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1993 (omp_finish_file): Ditto.
1994 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1995 (layout_decl): Ditto.
1996 (relayout_decl): Ditto.
1997 (finalize_record_size): Use SET_TYPE_ALIGN.
1998 (finalize_type_size): Ditto.
1999 (finish_builtin_struct): Ditto.
2000 (layout_type): Ditto.
2001 (initialize_sizetypes): Ditto.
2002 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
2003 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
2004 (lookup_field_for_decl): Use SET_DECL_ALIGN.
2005 (get_chain_field): Ditto.
2006 (get_trampoline_type): Ditto.
2007 (get_nl_goto_field): Ditto.
2008 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2010 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
2011 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
2012 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2013 (build_qualified_type): Use SET_TYPE_ALIGN.
2014 (build_aligned_type, build_range_type_1): Ditto.
2015 (build_atomic_base): Ditto.
2016 (build_common_tree_nodes): Ditto.
2017 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
2018 (expand_one_stack_var_at): Ditto.
2019 * coverage.c (build_var): Use SET_DECL_ALIGN.
2020 * except.c (init_eh): Ditto.
2021 * function.c (assign_parm_setup_block): Ditto.
2022 * symtab.c (increase_alignment_1): Ditto.
2023 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
2024 * tree-vect-stmts.c (ensure_base_align): Ditto.
2025 * varasm.c (align_variable): Ditto.
2026 (assemble_variable): Ditto.
2027 (build_constant_desc): Ditto.
2028 (output_constant_def_contents): Ditto.
2030 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
2031 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
2032 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
2033 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
2034 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
2036 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
2039 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
2040 replace %vmovsd with "%vmovq".
2041 (vec_concatv2df): Likewise.
2043 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
2045 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
2046 (*vec_extractv2si_0): Ditto.
2047 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
2048 (zero_extended_scalar_load_operand splitters): Ditto.
2049 (vec_extract splitters): Ditto.
2050 (*vec_extractv4si_0_zext): Ditto.
2051 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
2053 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
2054 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
2055 (*sse4_1_extractps): Use lowpart_subreg.
2057 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2059 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
2061 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
2062 Mention Solaris 11 packaging changes.
2063 Update gas and gld requirements.
2064 Remove reference to pre-Solaris 10 bug.
2065 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
2067 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
2070 2016-04-17 Jan Hubicka <jh@suse.cz>
2072 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
2073 max_loop_iterations_int.
2075 2016-04-18 Richard Biener <rguenther@suse.de>
2077 PR tree-optimization/43434
2078 * tree-ssa-structalias.c (struct vls_data): New.
2079 (visit_loadstore): Handle all pointer-based accesses.
2080 (compute_dependence_clique): Compute a bitmap of restrict tags
2081 assigned bases and pass it to visit_loadstore.
2083 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
2086 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
2087 armv8.1-a and armv8.1-a+crc.
2089 2016-04-18 Richard Biener <rguenther@suse.de>
2091 PR tree-optimization/70701
2092 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
2093 references after translating through a memcpy.
2095 2016-04-18 Richard Biener <rguenther@suse.de>
2097 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
2098 (compute_antic): ... here. For partial antic use regular
2099 postorder and scrap iteration.
2100 (compute_partial_antic_aux): Remove unused return value.
2101 (init_pre): Do not allocate postorder.
2102 (fini_pre): Do not free postorder.
2104 2016-04-18 Richard Biener <rguenther@suse.de>
2107 * expmed.c (extract_bit_field_1): Remove broken case
2108 using a wider MODE_INT mode.
2110 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
2112 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
2113 unless compiling with at least GCC-4.8.
2115 2016-04-17 Jan Hubicka <jh@suse.cz>
2118 * graphite.c (graphite_finalize): Update call to
2119 tree_estimate_probability.
2120 * predict.h (tree_estimate_probability): Update prototype.
2122 2016-04-17 Jan Hubicka <jh@suse.cz>
2124 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
2125 (tree_estimate_probability): Likewise.
2126 (pass_profile::execute): Update.
2127 (report_predictor_hitrates): New function.
2128 * profile.c (compute_branch_probabilities): Use it.
2129 * predict.h (report_predictor_hitrates): Declare.
2131 2016-04-17 Jan Hubicka <jh@suse.cz>
2134 * cgraph.h (cgraph_node::set_const_flag,
2135 cgraph_node::set_pure_flag): Update prototype to return bool;
2137 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
2138 of interposable symbol are interposable, too.
2139 (cgraph_set_const_flag_1): Rename to ...
2140 (set_const_flag_1): ... this one; change to self recursive function
2141 instead of call_for_symbol_thunks_and_aliases. Handle correctly
2142 clearnig the flag in all variants and also virtual thunks of const
2143 functions are pure; track if any change was done.
2144 (cgraph_node::set_const_flag): Update.
2145 (struct set_pure_flag_info): New struct.
2146 (cgraph_set_pure_flag_1): Rename to ...
2147 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
2148 rather than pointer encoded flags; track if any changes was done;
2149 handle correctly clearning flag and setting flag of aliases already
2151 (cgraph_node::set_pure_flag): Update.
2152 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
2154 2016-04-17 Tom de Vries <tom@codesourcery.com>
2157 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
2160 2016-04-17 Tom de Vries <tom@codesourcery.com>
2162 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
2163 '{}<> ' as escape-for-record.
2165 2016-04-17 Tom de Vries <tom@codesourcery.com>
2167 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
2170 2016-04-17 Tom de Vries <tom@codesourcery.com>
2173 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
2174 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
2175 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
2176 * passes.c (finish_optimization_passes): Only call
2177 finish_graph_dump_file if dfi->graph_dump_initialized.
2178 (execute_function_dump, pass_init_dump_file): Use
2179 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
2181 2016-04-17 Tom de Vries <tom@codesourcery.com>
2183 PR tree-optimization/70256
2184 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
2185 (debug_varmap): New function.
2187 2016-04-17 Tom de Vries <tom@codesourcery.com>
2190 * passes.c (pass_manager::register_pass): Propagate pflags.
2192 2016-04-17 Tom de Vries <tom@codesourcery.com>
2195 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
2196 * passes.c (pass_manager::pass_manager): Declare and init p_start in
2197 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
2198 check if it's equal to p_start.
2199 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
2201 2016-04-15 Jan Hubicka <jh@suse.cz>
2204 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
2205 function does not bind to current def.
2206 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
2207 handle conservatively calls to functions that does not need to bind
2209 (check_call): Update call of worse_state.
2210 (ignore_edge_for_nothrow): Update.
2211 (ignore_edge_for_pure_const): Likewise.
2212 (propagate_pure_const): Update calls to worse_state.
2213 (skip_function_for_local_pure_const): Reformat comments.
2215 2016-04-15 Jan Hubicka <jh@suse.cz>
2218 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
2219 (cgraph_node::function_symbol): Likewise.
2220 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2221 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
2222 (symtab_node::ultimate_alias_target): Add REF parameter.
2223 (symtab_node::binds_to_current_def_p): Declare.
2224 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
2225 (cgraph_node::function_symbol): Likewise.
2226 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2227 (cgraph_node::get_availability): Likewise.
2228 (cgraph_edge::binds_to_current_def_p): New inline function.
2229 (varpool_node::get_availability): Add REF parameter.
2230 (varpool_node::ultimate_alias_target): Likewise.
2231 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
2232 (symtab_node::binds_to_current_def_p): Likewise.
2233 * varpool.c (varpool_node::get_availability): Likewise.
2235 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2238 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
2239 Fix mode size check.
2241 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2243 * BASE-VER: Set to 7.0.0.
2245 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
2247 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
2249 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2251 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
2252 architecture revisions.
2254 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
2256 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
2257 * config/i386/i386.c (ix86_using_red_zone): No longer static.
2258 * config/i386/i386.md (stack decrement to push peepholes): Guard
2259 with !x86_using_red_zone ().
2261 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2264 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
2265 to dump_generic_node.
2266 (NIY): Pass also flags to do_niy.
2268 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
2270 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
2271 (simd_clone_vector_of_formal_parm_types)
2272 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
2273 (simd_clone_mangle, simd_clone_create)
2274 (simd_clone_adjust_return_type, create_tmp_simd_array)
2275 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
2276 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
2277 (ipa_simd_modify_function_body, simd_clone_linear_addend)
2278 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
2279 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
2280 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
2281 * omp-simd-clone.c: ... this new file.
2282 (simd_clone_vector_of_formal_parm_types): Make it static.
2283 * Makefile.in (OBJS): Add omp-simd-clone.o.
2285 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2288 * config/i386/sse.md: Use proper memory operand modifiers.
2291 2016-04-15 Richard Biener <rguenther@suse.de>
2292 Alan Modra <amodra@gmail.com>
2294 PR tree-optimization/70130
2295 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
2296 when alignment stays not the same and no not use the realign
2299 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2302 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2303 direct move handlers for KFmode. Change TFmode handlers test from
2304 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
2306 2016-04-14 Jakub Jelinek <jakub@redhat.com>
2309 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
2310 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
2311 (inlined_polymorphic_ctor_dtor_block_p): Use it.
2312 * tree-ssa-live.c (remove_unused_scope_block_p): When
2313 in_ctor_dtor_block, avoid discarding not just BLOCKs with
2314 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
2315 block_ultimate_origin is FUNCTION_DECL.
2316 (remove_unused_locals): If current_function_decl is
2317 polymorphic_ctor_dtor_p, pass initial true to
2318 remove_unused_scope_block_p' is_ctor_dtor_block.
2320 2016-04-14 Martin Sebor <msebor@redhat.com>
2325 * doc/extend.texi (Variable Length): Revert.
2327 2016-04-14 Marek Polacek <polacek@redhat.com>
2328 Jan Hubicka <hubicka@ucw.cz>
2331 * tree.c (verify_type): Disable the canonical type of main variant
2334 2016-04-14 Jason Merrill <jason@redhat.com>
2336 * cfgexpand.c, expr.c: Revert previous change.
2338 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
2341 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
2342 when building a mem ref for the incoming reduction variable.
2344 2016-04-14 Richard Biener <rguenther@suse.de>
2346 PR tree-optimization/70614
2347 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
2348 loop if the evolution dropped to chrec_dont_know.
2349 (interpret_condition_phi): Likewise.
2351 2016-04-14 Richard Biener <rguenther@suse.de>
2353 PR tree-optimization/70623
2354 * tree-ssa-pre.c (changed_blocks): Make global ...
2355 (compute_antic): ... local here. Move and fix worklist
2356 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
2357 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
2358 worklist handling, dump when ANTIC_IN changed.
2359 (compute_partial_antic_aux): Remove worklist handling.
2360 (init_pre): Do not compute post dominators. Add a comment about
2361 the CFG order chosen.
2362 (fini_pre): Do not free post dominators.
2364 2016-04-13 Martin Sebor <msebor@redhat.com>
2369 * doc/extend.texi (Variable Length): Document C++ specifics.
2371 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2374 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
2375 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
2376 eh edges have been purged.
2379 * tree-sra.c (create_access_replacement,
2380 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
2382 * tree-pretty-print.c (dump_fancy_name): New function.
2383 (dump_decl_name, dump_generic_node): Use it.
2385 2016-04-13 Jason Merrill <jason@redhat.com>
2387 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
2388 * expr.c (expand_expr_real_1): Likewise.
2390 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
2392 * config/i386/i386.md (kunpckhi): Swap operands.
2393 (kunpcksi): Likewise.
2394 (kunpckdi): Likewise.
2395 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
2396 (vec_pack_trunc_<mode>): Likewise.
2398 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2401 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
2404 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
2405 gimplification turns some element into non-constant.
2408 * rtl.h (convert_memory_address_addr_space_1): New prototype.
2409 * explow.c (convert_memory_address_addr_space_1): No longer static,
2410 add NO_EMIT argument and don't call convert_modes if true, pass
2411 it down recursively, remove break after return.
2412 (convert_memory_address_addr_space): Adjust caller.
2413 * simplify-rtx.c (simplify_unary_operation_1): Call
2414 convert_memory_address_addr_space_1 instead of convert_memory_address,
2415 if it returns NULL, don't simplify.
2417 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
2420 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2422 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2424 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2425 Bump the upper SIMDLEN limits, so that if the return type or
2426 characteristic type if the return type is void can be passed in
2427 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
2430 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2433 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
2434 Do not use "=" constraint on an input constraint.
2435 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2436 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2437 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
2438 generates (neg (abs ...)) instead of (abs ...).
2440 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2442 PR rtl-optimization/70596
2443 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
2444 just invalidate LRA data and reset them. Adjust dump wording.
2446 2016-04-12 Martin Liska <mliska@suse.cz>
2449 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2451 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2453 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2454 max_loop_iterations_int.
2455 (tree_unswitch_outer_loop): Likewise.
2456 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2457 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2459 2016-04-12 Tom de Vries <tom@codesourcery.com>
2461 PR tree-optimization/68756
2462 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
2463 instead of new_name.
2465 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2467 PR tree-optimization/70602
2468 * tree-sra.c (generate_subtree_copies): Don't write anything into
2469 constant pool decls.
2471 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
2472 regardless whether there are depend clauses or not.
2474 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2477 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
2478 target attribute and pragma from changing the -mfloat128
2479 and -mfloat128-hardware options.
2481 * doc/extend.texi (Additional Floating Types): Document PowerPC
2482 __float128 restrictions.
2484 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2487 * config/aarch64/driver-aarch64.c
2488 (aarch64_get_extension_string_for_isa_flags): New.
2489 (arch_extension): Rename to...
2490 (aarch64_arch_extension): ...This.
2491 (ext_to_feat_string): Rename to...
2492 (aarch64_extensions): ...This.
2493 (aarch64_core_data): Keep track of architecture extension flags.
2494 (cpu_data): Rename to...
2495 (aarch64_cpu_data): ...This.
2496 (aarch64_arch_driver_info): Keep track of architecture extension
2498 (get_arch_name_from_id): Rename to...
2499 (get_arch_from_id): ...This, change return type.
2500 (host_detect_local_cpu): Update and reformat for renames, handle
2501 extensions through common infrastructure.
2503 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2506 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2507 track of a canonical flag name.
2508 (all_extensions): Likewise.
2509 (arch_to_arch_name): Also track extension flags enabled by the arch.
2510 (all_architectures): Likewise.
2511 (aarch64_parse_extension): Move to here.
2512 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2514 (aarch64_rewrite_selected_cpu): Update for above change.
2515 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2516 are handled, such that the single explicit value enabled by an
2517 extension is kept seperate from the implicit values it also enables.
2518 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2520 (aarch64_parse_extension): New.
2521 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2522 here to config/aarch64/aarch64-protos.h.
2523 (aarch64_parse_extension): Move from here to
2524 common/config/aarch64/aarch64-common.c.
2525 (aarch64_option_print): Update.
2526 (aarch64_declare_function_name): Likewise.
2527 (aarch64_start_file): Likewise.
2528 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2529 the canonical flag for extensions.
2530 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2533 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2535 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2538 2016-04-09 Tom de Vries <tom@codesourcery.com>
2540 PR tree-optimization/68953
2541 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2542 first to last subscript.
2544 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2546 PR tree-optimization/70586
2547 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2550 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2554 PR tree-optimization/70373
2558 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2559 clauses for acc parallel reductions as necessary. Error on those
2561 * omp-low.c (scan_sharing_clauses): Don't install variables which
2562 are used in acc parallel reductions.
2563 (lower_rec_input_clauses): Remove dead code.
2564 (lower_oacc_reductions): Add support for reference reductions.
2565 (lower_reduction_clauses): Remove dead code.
2566 (lower_omp_target): Don't remap variables appearing in acc parallel
2568 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2570 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2573 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2574 with multiple SSA_NAME defs, force the outputs other than first
2575 to be live before calling live_track_process_def on each output.
2577 PR rtl-optimization/70574
2578 * fwprop.c (forward_propagate_and_simplify): Don't add
2579 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2580 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2581 paradoxical subregs within *loc.
2583 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2585 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2586 -ftree-parallelize-loops={0,1}.
2587 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2588 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2589 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2590 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2591 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2593 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2596 * asan.c (instrument_derefs): If we get unknown location, extract it
2598 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2600 2016-04-08 Tom de Vries <tom@codesourcery.com>
2602 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2603 implicit firstprivate clause.
2605 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2608 * config/arm/thumb2.md (tst + branch-> lsls + branch
2609 peephole below *orsi_not_shiftsi_si): Require that condition
2610 register is dead after the peephole.
2611 (second peephole after the above): Likewise.
2613 2016-04-08 Alan Modra <amodra@gmail.com>
2616 * builtins.c (fold_builtin_classify): For IBM extended precision,
2617 look at just the high-order double to test for NaN.
2618 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2619 test just the high double for Inf but both doubles for subnormal
2622 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2624 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2625 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2626 node->simdclone->mask_mode != VOIDmode masks.
2627 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2628 earlier, use it instead of node->simdclone.
2629 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2630 Set clonei->mask_mode.
2632 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2635 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2636 Pass it through to cp_parser_already_scoped_statement.
2637 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2638 it through to cp_parser_statement.
2639 (cp_parser_statement): Pass IF_P through to
2640 cp_parser_iteration_statement.
2641 (cp_parser_pragma): Adjust call to
2642 cp_parser_iteration_statement.
2644 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2647 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2648 resolve a future -Wparentheses warning.
2649 * omp-low.c (scan_sharing_clauses): Likewise.
2650 * tree-parloops.c (eliminate_local_variables): Likewise.
2652 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2654 PR rtl-optimization/70398
2655 * lra-constraints.c (process_address_1): Check zero scale and code
2656 for reloading with zero scale.
2658 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2660 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2661 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2663 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2665 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2666 Add support for AVX512F clones, include them by default for
2667 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2668 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2672 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2673 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2674 firstprivate clauses.
2675 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2676 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2677 (lower_omp_target): Set TREE_NO_WARNING for
2678 non-addressable possibly uninitialized vars which are copied into
2679 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2681 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2683 * config/pa/predicates.md (integer_store_memory_operand): Accept
2684 REG+D operands with a large offset when reload_in_progress is true.
2685 (floating_point_store_memory_operand): Likewise.
2687 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2690 * match.pd (nested int casts): Limit to GIMPLE.
2692 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2695 * ipa-devirt.c (maybe_record_node): Fix comment; use
2696 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2698 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2700 PR rtl-optimization/70542
2701 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2702 if there are any uses other than insn or debug insns.
2704 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2705 Jakub Jelinek <jakub@redhat.com>
2707 PR tree-optimization/70509
2708 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2709 Shift HOST_WIDE_INT_1U instead of 1.
2711 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2713 PR tree-optimization/70509
2714 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2715 of the vector base type for index.
2717 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2720 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2722 2016-04-05 Richard Biener <rguenther@suse.de>
2724 PR tree-optimization/70526
2725 * tree-sra.c (build_ref_for_offset): Use prev_base to
2726 extract the alias pointer type.
2728 2016-04-05 Richard Biener <rguenther@suse.de>
2730 * dse.c (struct store_info): Remove alias_set member.
2731 (struct read_info_type): Likewise.
2732 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2733 spill_deleted, clear_alias_set_lookup): Remove.
2734 (get_group_info): Remove dead base == NULL_RTX case.
2735 (dse_step0): Remove initialization of removed variables.
2736 (delete_dead_store_insn): Reomve alias set dumping.
2737 (free_read_records): Remove alias_set handling.
2738 (canon_address): Remove alias_set_out parameter.
2739 (record_store): Remove spill_alias_set, it's always zero.
2740 (check_mem_read_rtx): Likewise.
2741 (dse_step2): Rename from ...
2742 (dse_step2_nospill): ... this. Adjust.
2743 (scan_stores): Rename from ...
2744 (scan_stores_nospill): ... this.
2745 (scan_reads): Rename from ...
2746 (scan_reads_nospill): ... this.
2747 (scan_stores_spill, scan_reads_spill): Remove.
2748 (dse_step3_scan): Remove for_spills argument which is always false.
2749 (dse_step3): Likewise.
2750 (dse_step5): Rename from ...
2751 (dse_step5_nospill): ... this. Remove alias_set handling.
2752 (rest_of_handle_dse): Adjust.
2754 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2757 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2758 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2759 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2760 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2762 2016-04-05 Richard Biener <rguenther@suse.de>
2765 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2766 non-register type temporaries into SSA.
2768 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2771 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2772 calls when sanitizing.
2773 (possible_polymorphic_call_target_p): Fix formatting.
2775 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2776 Jakub Jelinek <jakub@redhat.com>
2779 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2780 to ensure a call statement is compatible with a built-in's
2782 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2785 2016-04-04 Richard Biener <rguenther@suse.de>
2787 PR rtl-optimization/70484
2788 * rtl.h (canon_output_dependence): Declare.
2789 * alias.c (canon_output_dependence): New function.
2790 * dse.c (record_store): Use canon_output_dependence rather
2791 than canon_true_dependence.
2793 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2796 * cgraph.h (symtab_node::copy_visibility_from): New function.
2797 * symtab.c (symtab_node::copy_visibility_from): New function.
2798 * ipa-visibility.c (optimize_weakref): New function.
2799 (function_and_variable_visibility): Use it.
2801 2016-04-04 Martin Liska <mliska@suse.cz>
2804 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2805 value that is really in range handled by SBR instruction.
2806 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2807 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2808 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2810 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2814 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2815 set, but not for SP_REG operands.
2817 2016-04-02 Martin Sebor <msebor@redhat.com>
2820 * fold-const.c (maybe_nonzero_address): New function.
2821 (fold_comparison): Call it. Fold equality and relational
2822 expressions involving null pointers.
2823 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2825 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2827 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2828 the "Y" constraint (scalar FP 0.0 immediate).
2830 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2831 Add the "const_double" to the list of operand constraints.
2833 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2835 PR rtl-optimization/70467
2836 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2837 If low word of the last operand is 0, just emit addition/subtraction
2840 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2843 * config/s390/s390.c (s390_expand_insv): Check for everything
2844 constant instead of just VOIDmode stuff.
2846 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2849 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2851 2016-04-01 Nathan Sidwell <nathan@acm.org>
2853 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2855 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2857 PR rtl-optimization/70461
2858 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2861 2016-03-31 Martin Liska <mliska@suse.cz>
2864 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2865 a tree value or an immediate integer value to a buffer
2866 that is eventually copied to a BRIG section.
2867 (emit_immediate_operand): Call the function here.
2868 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2869 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2870 of class' fields that are removed.
2871 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2872 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2873 m_brig_repr_size fields.
2875 2016-03-31 Martin Liska <mliska@suse.cz>
2878 * hsa-gen.c (hsa_function_representation::update_dominance): New
2880 (convert_addr_to_flat_segment): Likewise.
2881 (gen_hsa_memory_set): New alignment argument.
2882 (gen_hsa_ctor_assignment): Likewise.
2883 (gen_hsa_insns_for_single_assignment): Provide alignment
2884 to gen_hsa_ctor_assignment.
2885 (gen_hsa_insns_for_direct_call): Add new argument.
2886 (expand_lhs_of_string_op): New function.
2887 (expand_string_operation_builtin): Likewise.
2888 (expand_memory_copy): New function.
2889 (expand_memory_set): New function.
2890 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2891 (convert_switch_statements): Change signature.
2892 (generate_hsa): Use a return value of the function.
2893 (pass_gen_hsail::execute): Do not call
2894 convert_switch_statements here.
2895 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2896 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2897 (hsa_function_representation::update_dominance): New function.
2899 2016-03-31 Martin Liska <mliska@suse.cz>
2902 * hsa-brig.c (emit_directive_variable): Emit alignment
2903 according to hsa_symbol::m_align.
2904 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2905 (dump_hsa_symbol): Dump alignment of HSA symbols.
2906 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2907 (gen_hsa_addr_with_align): New function.
2908 (hsa_bitmemref_alignment): Use newly added function.
2909 (gen_hsa_insns_for_load): Likewise.
2910 (gen_hsa_insns_for_store): Likewise.
2911 (gen_hsa_memory_copy): New argument added.
2912 (gen_hsa_insns_for_single_assignment): Respect
2913 alignment for assignments processed via gen_hsa_memory_copy.
2914 (gen_hsa_insns_for_direct_call): Likewise.
2915 (gen_hsa_insns_for_return): Likewise.
2916 (gen_function_def_parameters): Set default alignment.
2917 * hsa.c (hsa_object_alignment): New function.
2918 (hsa_byte_alignment): Pasted function.
2919 * hsa.h (hsa_symbol::m_align): New field.
2921 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2923 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2924 scratch field for goto case.
2926 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2928 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2930 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2933 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2934 (scalar_chain::convert_insn): Call convert_op for reg
2935 moves to handle undefined registers.
2937 2016-03-31 Nathan Sidwell <nathan@acm.org>
2940 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2941 Assert we don't want to move backwards.
2943 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2946 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2948 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2950 PR rtl-optimization/70460
2951 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2952 with operand from REG_LABEL_OPERAND, instead substitute
2953 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2954 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2956 2016-03-31 Martin Liska <mliska@suse.cz>
2958 * passes.c (execute_one_pass): Do not call
2959 todo_after for a discarded function.
2961 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2963 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2964 (no_cost, infinite_cost): Initialize the new field.
2965 (get_computation_cost_at): Record setup cost.
2966 (determine_use_iv_cost_address): Skip cost computation for sub
2967 uses if we can estimate it without losing accuracy.
2969 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2971 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2973 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2974 max_loop_iterations_int.
2975 (tree_unswitch_outer_loop): Likewise.
2976 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2977 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2979 2016-03-30 Richard Biener <rguenther@suse.de>
2982 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2984 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2987 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2988 in gen_blendm expander.
2990 2016-03-30 Nick Clifton <nickc@redhat.com>
2993 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2994 case where we are already provided with an SImode SUBREG.
2996 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2999 * config/i386/i386.c (ix86_expand_epilogue): Properly check
3000 conflict between DRAP register and __builtin_eh_return.
3002 2016-03-30 Michael Matz <matz@suse.de>
3003 Richard Biener <rguenther@suse.de>
3006 * ipa-polymorphic-call.c (struct type_change_info): Change
3007 speculative to an unsigned allowing to limit the work we do.
3008 (csftc_abort_walking_p): New inline function..
3009 (check_stmt_for_type_change): Limit the number of may-defs
3010 skipped for speculative devirtualization to
3011 max-speculative-devirt-maydefs.
3012 * params.def (max-speculative-devirt-maydefs): New param.
3013 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
3015 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
3018 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
3021 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
3023 PR tree-optimization/59124
3024 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
3025 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
3027 2016-03-29 Jeff Law <law@redhat.com>
3029 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
3031 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3033 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
3036 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
3038 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
3039 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
3040 gcrt0.o if linking dynamically.
3042 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3045 * ipa-devirt.c (methods_equal_p): New function.
3046 (compare_virtual_tables): Use it.
3047 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
3048 * cgraphclones.c (clone_function_name_1): Use
3049 symbol_table::symbol_suffix_separator.
3050 * coverage.c (build_var): Likewise.
3051 * symtab.c (symbol_table::symbol_suffix_separator): New.
3053 2016-03-29 Jakub Jelinek <jakub@redhat.com>
3055 PR rtl-optimization/70429
3056 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
3057 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
3058 mode != result_mode.
3061 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
3063 PR tree-optimization/70405
3064 * ssa-iterators.h (num_imm_uses): Add missing braces.
3066 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
3068 PR rtl-optimization/68695
3069 * ira-color.c (allocno_copy_cost_saving): New.
3070 (improve_allocation): Use it.
3072 2016-03-29 Richard Henderson <rth@redhat.com>
3075 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
3077 2016-03-29 Richard Biener <rguenther@suse.de>
3080 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
3081 use alignment returned by get_pointer_alignment_1 if it is
3082 bigger than BITS_PER_UNIT.
3083 * builtins.c (get_pointer_alignment_1): Do not return true
3084 for alignment extracted from SSA info.
3086 2016-03-28 James Bowman <james.bowman@ftdichip.com>
3088 * config/ft32/ft32.opt (mnodiv): New.
3089 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
3090 * doc/invoke.texi (FT32 Options -mnodiv): New.
3092 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
3095 * config/i386/i386.md (define_split, andn): Fix modes.
3097 2016-03-26 Richard Biener <rguenther@suse.de>
3098 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3101 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
3103 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
3104 as 2nd argument to cl_optimization_restore().
3106 2016-03-25 Richard Henderson <rth@redhat.com>
3109 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
3110 * config/aarch64/aarch64-protos.h: Declare it.
3111 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
3113 2016-03-25 Alan Modra <amodra@gmail.com>
3116 * config/rs6000/constraints.md (j): Simplify.
3117 * config/rs6000/predicates.md (easy_fp_constant): Exclude
3119 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
3120 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
3121 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
3122 in all constraint alternatives.
3123 (movtd_64bit_nodm): Delete "j" constraint alternative.
3125 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
3127 * tree-ssa-propagate.c: Enhance docs for
3128 SSA_PROP_NOT_INTERESTING.
3130 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
3132 * doc/extend.texi: Fix typo in documentation to pure attribute.
3134 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
3137 * config/pa/pa.md (bswapdi2): Use a scratch register.
3139 2016-03-24 Richard Henderson <rth@redhat.com>
3142 * fold-const.c (extract_muldiv_1): Correct test for multiplication
3145 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
3147 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
3148 using ix86_expand_binary_operator instead of gen_andsi3.
3150 2016-03-24 Richard Biener <rguenther@suse.de>
3152 PR tree-optimization/70396
3153 * tree-vect-stmts.c (vectorizable_comparison): Use
3154 get_vectype_for_scalar_type.
3156 2016-03-24 Richard Biener <rguenther@suse.de>
3159 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
3160 with register bases.
3162 2016-03-24 Richard Biener <rguenther@suse.de>
3164 PR tree-optimization/70372
3165 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
3166 build_all_ones_cst to also handle vector types correctly.
3168 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3171 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
3174 2016-03-23 Marek Polacek <polacek@redhat.com>
3177 * doc/invoke.texi: Document -Wignored-attributes.
3179 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3181 PR tree-optimization/69042
3182 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
3183 parameter from 30 to 40.
3185 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3187 PR tree-optimization/69042
3188 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
3189 for use with constant offset stripped in base.
3191 2016-03-23 Richard Biener <rguenther@suse.de>
3194 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
3195 mode compatibility check.
3196 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3198 2016-03-23 Jeff Law <law@redhat.com>
3200 PR tree-optimization/64058
3201 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
3203 (struct ssa_conflicts): Move up earlier in the file.
3204 (conflicts_, var_map_): New static variables.
3205 (initialize_conflict_count): New function to initialize the
3206 CONFLICT_COUNT field for each conflict pair.
3207 (compare_pairs): Lazily initialize the conflict count and use it
3208 as the first tie-breaker.
3209 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
3210 and wipe conflicts_ and map_ around the call to qsort. Remove
3211 special case for 2 coalesce pairs.
3212 * bitmap.c (bitmap_count_unique_bits): New function.
3213 (bitmap_count_bits_in_word): New function, extracted from
3215 (bitmap_count_bits): Use bitmap_count_bits_in_word.
3216 * bitmap.h (bitmap_count_unique_bits): Declare it.
3218 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
3221 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
3222 transparent alias chain for decl assembler name.
3223 * config/sol2.c (solaris_assemble_visibility): Likewise.
3225 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3227 * config/arm/arm1020e.md (1020call_op): Reduce reservation
3229 (v10_fdivs): Likewise.
3230 (v10_fdivd): Likewise.
3232 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3235 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
3236 to not call fclose twice on file.
3238 2016-03-23 Jakub Jelinek <jakub@redhat.com>
3240 PR tree-optimization/70354
3241 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3242 oprnd0 is wider than oprnd1 and there is a cast from the wider
3243 type to oprnd1, mask it with the mask of the narrower type.
3246 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
3247 Optimize TARGET_STV splitters, if high or low word of last argument
3250 2016-03-22 Jeff Law <law@redhat.com>
3253 tree-ssa-threadbackward.c
3254 (fsm_find_control_statement_thread_paths): Correctly distinguish
3255 between old style jump threads vs FSM jump threads.
3257 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3260 * config/i386/i386.c (scalar_chain::convert_op): Support
3261 uninitialized register usage case.
3263 2016-03-22 Richard Biener <rguenther@suse.de>
3266 * genmatch.c (gen_transform): Adjust last parameter to a three-state
3268 (capture::gen_transform): ... to change behavior when substituting
3269 a condition into cond or not-cond expr context.
3270 (dt_simplify::gen_1): Adjust.
3271 * gimple-match-head.c: Include gimplify.h for unshare_expr.
3272 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
3273 last change and instead change to
3274 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
3275 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3277 2016-03-22 Anthony Green <green@moxielogic.com>
3279 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
3280 issue for moxiebox targets.
3281 (CC1PLUS_SPEC): Ditto.
3283 2016-03-22 Richard Biener <rguenther@suse.de>
3286 * fold-const.c (extract_muldiv_1): Properly perform multiplication
3289 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3291 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
3293 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3296 * config/i386/i386.c (def_builtin): Handle
3297 OPTION_MASK_ISA_AVX512VL to be and-ed with other
3299 (const struct builtin_description bdesc_special_args[]):
3300 Remove duplicate ISA bits.
3302 2016-03-22 Jakub Jelinek <jakub@redhat.com>
3305 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
3306 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
3307 in a way that works also for AVX512BW.
3310 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
3311 instead of source if operands[1] is xmm16 and above and
3312 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
3313 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
3316 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
3317 on assign if (*from_p) is a comparison, set it to
3318 TREE_NO_WARNING (*from_p).
3320 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3323 * lra.c (restore_scratches): Ignore deleted insns.
3325 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
3326 Jakub Jelinek <jakub@redhat.com>
3328 PR tree-optimization/70317
3329 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
3332 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
3335 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
3336 of ix86_expand_move.
3338 (movti): Use general_operand for operand 1 predicate.
3340 2016-03-21 Martin Liska <mliska@suse.cz>
3342 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
3344 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
3346 2016-03-21 Martin Liska <mliska@suse.cz>
3349 * ipa-icf.c (sem_function::parse): Skip static
3350 constructors and destructors.
3352 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3355 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
3356 function-like macro, peek following token(s) if it is followed
3357 by CPP_OPEN_PAREN token with optional padding in between, and
3358 if not, don't treat it like a macro.
3360 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
3361 Alexander Monakov <amonakov@ispras.ru>
3363 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
3364 for the stabs debug format.
3366 2016-03-21 Richard Biener <rguenther@suse.de>
3368 PR tree-optimization/70310
3369 * tree-vect-generic.c (expand_vector_condition): Fold the built
3372 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
3375 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
3376 Block third alternative for AVX-512VL target,
3378 2016-03-21 Martin Liska <mliska@suse.cz>
3381 * hsa-brig.c (emit_function_directives): Mark unemitted
3382 global variables for emission.
3383 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
3384 (get_symbol_for_decl): Likewise.
3385 * hsa.h (struct hsa_symbol): New flag.
3387 2016-03-21 Richard Biener <rguenther@suse.de>
3389 PR tree-optimization/70288
3390 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
3391 we do not estimate unsimplified all-constant conditionals or
3392 switches as optimized away.
3394 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
3396 PR rtl-optimization/69102
3397 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
3398 when we have a readonly dependency context.
3400 2016-03-18 Jeff Law <law@redhat.com>
3402 PR rtl-optimization/70263
3403 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
3404 (update_equiv_regs): When trying to move a store to after the insn
3405 that sets the source of the store, make sure the store occurs after
3406 the insn that sets the source of the store. When successful note
3407 the REG_EQUIV note created in the dump file.
3409 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
3410 Bernd Schmidt <bschmidt@redhat.com>
3412 * doc/extend.texi: Document more potential problems with basic asms.
3414 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
3416 PR rtl-optimization/70278
3417 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
3420 2016-03-18 Jason Merrill <jason@redhat.com>
3422 * calls.c (load_register_parameters): Fix zero size sibcall logic.
3424 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
3426 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
3427 values to 128b regs.
3429 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3431 PR tree-optimization/70252
3432 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
3433 boolean vector has a proper number of elements.
3434 (supportable_narrowing_operation): Likewise.
3436 2016-03-18 Tom de Vries <tom@codesourcery.com>
3439 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
3441 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3443 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
3444 instead of replace_rtx for DEBUG_INSNs.
3446 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3448 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
3449 load type reservations.
3451 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
3454 * config/pa/constraints.md: Revert 2015-02-13 change. Use
3455 define_constraint for "Q" and "T" constraints.
3457 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
3459 Tweak the pipeline model for Exynos M1
3461 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
3464 2016-03-17 David Malcolm <dmalcolm@redhat.com>
3467 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
3468 where one or both locations aren't within a line_map.
3470 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
3473 * opts.c (finish_options): Don't set flag_pie to the default if
3474 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
3477 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
3479 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
3480 true as ALL_REGS argument to replace_rtx.
3482 2016-03-17 Richard Biener <rguenther@suse.de>
3485 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
3488 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3491 * rtl.h (replace_rtx): Add ALL_REGS argument.
3492 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
3493 equality and assert mode is the same, instead of just rtx pointer
3495 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
3496 true as ALL_REGS argument to replace_rtx.
3498 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3500 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3501 for boolean vector with vector mode only.
3502 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3504 2016-03-17 Nick Clifton <nickc@redhat.com>
3507 * config/rx/rx.c (rx_print_integer): Print negative constants in
3510 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3513 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3515 2016-03-16 Richard Henderson <rth@redhat.com>
3516 Richard Biener <rguenth@suse.de>
3521 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3522 first operand as is_gimple_condexpr.
3527 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3528 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3529 Do not gimplify the result.
3530 (do_unop): Adjust call to tree_vec_extract.
3531 (do_binop): Likewise.
3532 (do_compare): Likewise.
3533 (do_plus_minus): Likewise.
3534 (do_negate): Likewise.
3535 (expand_vector_condition): Likewise.
3536 (do_cond): Likewise.
3538 2016-03-16 Richard Henderson <rth@redhat.com>
3541 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3542 (aarch64_classify_address): Use it.
3543 (aarch64_legitimize_address): Force all subexpressions of PLUS
3544 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3546 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3547 Richard Biener <rguenth@suse.de>
3550 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3551 return to even if only REGNO is equal, and assert
3554 2016-03-11 Jeff Law <law@redhat.com>
3556 PR rtl-optimization/70224
3557 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3559 2016-03-16 Richard Henderson <rth@redhat.com>
3562 * function.h (struct function): Add has_forced_label_in_static.
3563 * gimplify.c (force_labels_r): Set it.
3564 * lto-streamer-in.c (input_struct_function_base): Read it.
3565 * lto-streamer-out.c (output_struct_function_base): Write it.
3566 * tree-inline.c (has_label_address_in_static_1): Remove.
3567 (copy_forbidden): Remove fndecl parameter; test
3568 has_forced_label_in_static.
3569 (inline_forbidden_p): Update call to copy_forbidden.
3570 (tree_versionable_function_p): Likewise.
3571 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3572 (chkp_versioning): Likewise.
3573 * tree-inline.h (copy_forbidden): Update decl.
3575 2016-03-16 Marek Polacek <polacek@redhat.com>
3578 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3579 function being thunked if the result type doesn't have fixed size.
3580 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3581 doesn't have fixed size.
3583 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3585 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3586 reporting malformed loop nest.
3588 2016-03-16 Tom de Vries <tom@codesourcery.com>
3591 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3592 nodes.length () == 1 test to before first nodes[0] access.
3594 2016-03-16 Tom de Vries <tom@codesourcery.com>
3596 PR tree-optimization/68715
3597 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3600 2016-03-16 Tom de Vries <tom@codesourcery.com>
3602 PR tree-optimization/68809
3603 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3606 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3607 Sandra Loosemore <sandra@codesourcery.com>
3609 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3610 on leaf attribute. Mention ELF interposition problems.
3612 2016-03-16 Alan Modra <amodra@gmail.com>
3614 PR rtl-optimization/69195
3615 PR rtl-optimization/47992
3616 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3619 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3622 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3624 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3626 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3628 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3630 PR rtl-optimization/70222
3631 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3632 optimization if mode is different from result_mode, queue up masking
3633 of the result in outer_op. Formatting fix.
3636 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3639 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3641 PR rtl-optimization/69032
3642 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3643 looping backwards over basic block insns.
3645 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3648 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3649 to non-speculative when propagating trap bits.
3651 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3653 PR rtl-optimization/63384
3654 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3657 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3660 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3661 factored out from ...
3662 (sched_analyze_insn): ... here.
3663 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3664 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3665 get_implicit_reg_pending_clobbers in it.
3666 (setup_id_reg_sets): Use setup_id_implicit_regs.
3667 (deps_init_id): Ditto.
3669 2016-03-15 Tom de Vries <tom@codesourcery.com>
3672 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3674 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3675 execute_function_dump.
3676 (execute_one_pass): Don't dump function if it will be dumped after ipa
3679 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3681 * genrecog.c (match_pattern_2): If pred is NULL don't call
3682 safe_predicate_mode on it.
3684 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3687 * lra-constraints.c (delete_move_and_clobber): Change assertion
3688 to also allow dregno == 0.
3690 2016-03-14 Richard Henderson <rth@redhat.com>
3693 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3694 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3695 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3696 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3699 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3702 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3704 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3706 * lra-constraints.c (split_reg): For hard regs, try to find the
3707 biggest single-register mode used in the function.
3709 2016-03-14 Richard Biener <rguenther@suse.de>
3711 PR tree-optimization/56365
3712 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3713 constants to compare against.
3715 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3718 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3719 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3720 (define_split for the GPR case): Use int_reg_operand instead of
3721 gpc_reg_operand for the output.
3723 2016-03-14 Tom de Vries <tom@codesourcery.com>
3725 PR tree-optimization/70045
3726 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3727 create_empty_if_region_on_edge argument.
3729 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3731 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3732 (STACK_CHECK_PROTECT): Likewise.
3733 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3734 (STACK_CHECK_PROTECT): Likewise.
3735 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3736 (STACK_CHECK_PROTECT): Likewise.
3737 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3738 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3739 (STACK_CHECK_PROTECT): Likewise.
3741 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3743 PR rtl-optimization/69307
3744 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3745 registers in modes that span more than one register.
3747 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3750 * lra-constraints.c (delete_move_and_clobber): New.
3751 (remove_inheritance_pseudos): Use it.
3753 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3756 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3757 the libcall is LCT_THROW.
3758 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3759 for the checking routine.
3761 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3764 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3765 optimization if we have direct move.
3766 (roundu32<mode>2_fprs): Likewise.
3768 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3771 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3773 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3774 Arguments swapped. All callers changed. Take reg_renumber into
3775 account, and Calculate and compare register ranges for hard regs.
3777 2016-03-11 Jeff Law <law@redhat.com>
3779 PR tree-optimization/70190
3780 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3781 Handle cases where we can not extract the taken edge, even though we
3782 found a constant value.
3784 PR tree-optimization/64058
3785 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3786 (num_coalesce_pairs): Move up earlier in file.
3787 (find_coalesce_pair): Initialize the INDEX field for each pair
3789 (compare_pairs): No longer sort on the elements in each pair.
3790 Instead break ties with the index of the coalesce pair.
3792 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3795 * config/aarch64/aarch64-protos.h
3796 (aarch64_save_restore_target_globals): New prototype.
3797 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3798 Call the above when popping pragma.
3799 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3801 (aarch64_set_current_function): Rewrite using the above.
3803 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3805 PR tree-optimization/70177
3806 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3807 (extract_ops_from_tree): ... this. In the 2 argument
3808 overload remove _1 suffix.
3809 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3810 (extract_ops_from_tree): ... this.
3811 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3813 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3814 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3815 extract_ops_from_tree instead of 2 operand one.
3817 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3819 PR tree-optimization/70013
3820 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3821 for constant-pool entries.
3823 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3825 PR rtl-optimization/70174
3826 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3827 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3829 PR tree-optimization/70169
3830 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3831 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3834 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3835 Jakub Jelinek <jakub@redhat.com>
3838 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3839 of uninitialized values.
3841 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3843 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3845 ("*trunctddd2"): New pattern definition.
3846 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3849 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3851 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3852 definitions for BFP and DFP rounding modes.
3853 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3854 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3855 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3856 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3859 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3861 * config/s390/constraints.md: Adjust comment.
3862 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3863 s390_decompose_addrstyle_without_index.
3864 * config/s390/predicates.md (shift_count_or_setmem_operand):
3865 Rename to setmem_operand.
3866 * config/s390/s390-protos.h
3867 (s390_decompose_shift_count): Rename to
3868 s390_decompose_addrstyle_without_index.
3869 * config/s390/s390.c (s390_decompose_shift_count)
3870 (s390_mem_constraint, print_shift_count_operand)
3871 (print_operand_address, print_operand): Rename
3872 s390_decompose_shift_count to
3873 s390_decompose_addrstyle_without_index and rename
3874 print_shift_count_operand to print_addrstyle_operand troughout the
3876 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3877 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3878 Rename shift_count_or_setmem_operand to setmem_operand.
3879 * config/s390/vx-builtins.md ("vec_insert<mode>")
3880 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3883 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3886 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3887 Handle overlapping retval and newval.
3889 2016-03-10 Nick Clifton <nickc@redhat.com>
3892 * config/aarch64/aarch64.c
3893 (aarch64_override_options_after_change_1): When forcing
3894 flag_omit_frame_pointer to be true, use a special value that can
3895 be detected if this function is called again, thus preventing
3896 flag_omit_leaf_frame_pointer from being forced to be false.
3898 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3900 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3901 Set x_flag_omit_leaf_frame_pointer when handling
3902 -momit-leaf-frame-pointer.
3904 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3907 * cgraph.c (cgraph_node::dump): Dump split_part and
3908 indirect_call_target.
3909 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3910 * ipa.c (has_addr_references_p): Cleanup.
3911 (is_indirect_call_target_p): New.
3912 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3913 called indirectly as local.
3914 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3916 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3919 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3920 on cxa_pure_virtual.
3922 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3925 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3927 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3930 * tree.c (need_assembler_name_p): Only record main variant type names.
3932 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3935 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3936 Always define to 0 or 1.
3937 (TARGET_FIX_ERR_A53_843419): New macro.
3938 * config/aarch64/aarch64-elf-raw.h
3939 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3940 * config/aarch64/aarch64-linux.h: Likewise.
3941 * config/aarch64/aarch64.c
3942 (aarch64_override_options_after_change_1): Do not default
3943 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3945 (aarch64_attributes): Handle fix-cortex-a53-843419.
3946 (aarch64_can_inline_p): Likewise.
3947 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3949 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3950 Jakub Jelinek <jakub@redhat.com>
3952 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3953 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3954 DECL_COMMONS if flag_unconstrained_commons is set.
3955 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3956 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3957 (funconstrained-commons): Document.
3959 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3961 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3962 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3964 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3966 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3967 has a proper number of elements.
3969 2016-03-10 Alan Modra <amodra@gmail.com>
3971 PR rtl-optimization/69195
3972 PR rtl-optimization/47992
3973 * ira.c (recorded_label_ref): Delete.
3974 (update_equiv_regs): Return void.
3975 (indirect_jump_optimize): New function.
3976 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3977 before regstat_compute_ri. Don't rebuild_jump_labels here.
3978 Delete update_regstat.
3980 2016-03-10 Richard Biener <rguenther@suse.de>
3982 PR tree-optimization/70128
3983 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3984 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3986 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3988 PR tree-optimization/70152
3989 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3990 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3993 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3994 instead of gen_sse2_loadlpd.
3995 * config/i386/sse.md (*vec_concatv2df): Rename to...
3996 (vec_concatv2df): ... this.
3998 PR tree-optimization/70127
3999 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
4001 2016-03-09 David Malcolm <dmalcolm@redhat.com>
4005 * diagnostic-show-locus.c (compatible_locations_p): New function.
4006 (layout::layout): Sanitize ranges using compatible_locations_p.
4008 2016-03-09 David Malcolm <dmalcolm@redhat.com>
4012 * diagnostic-show-locus.c (layout_range::layout_range): Replace
4013 location_range param with three const expanded_locations * and a
4015 (layout::layout): Replace call to
4016 rich_location::lazily_expand_location with get_expanded_location.
4017 Extract the range and perform location expansion here, passing
4018 the results to the layout_range ctor.
4019 * diagnostic.c (source_range::debug): Delete.
4020 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
4021 of rich_location::get_expanded_location.
4022 * gcc-rich-location.c (get_range_for_expr): Delete.
4023 (gcc_rich_location::add_expr): Reimplement to avoid the
4024 rich_location::add_range overload that took a location_range,
4025 passing a location_t instead.
4027 2016-03-09 Richard Biener <rguenther@suse.de>
4028 Jakub Jelinek <jakub@redhat.com>
4030 PR tree-optimization/70138
4031 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4032 Also skip vect_double_reduction_def.
4034 2016-03-09 Jakub Jelinek <jakub@redhat.com>
4037 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
4038 if the operand is "m".
4040 2016-03-09 Nathan Sidwell <nathan@acm.org>
4042 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
4044 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4046 * config/i386/i386.c (processor_target_table): Fix cost table
4047 intialization order for znver1.
4049 2016-03-08 Jakub Jelinek <jakub@redhat.com>
4051 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
4052 - becuase -> because.
4053 * ipa-reference.c (ignore_module_statics): Likewise.
4054 * cgraph.c (cgraph_node::get_body): Likewise.
4055 * ipa-inline.c (early_inliner): Likewise.
4056 * ipa-devirt.c (types_same_for_odr): Likewise.
4057 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
4058 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
4060 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4062 * tree-ssa-math-opts.c: Fix typo in comment.
4064 2016-03-08 Jakub Jelinek <jakub@redhat.com>
4067 * config/i386/i386.c (scalar_chain::make_vector_copies,
4068 scalar_chain::convert_reg): Call end_sequence in between
4069 get_insns and emit_conversion_insns rather than after both
4072 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
4075 * config/i386/i386.h (machine_function): Add
4076 pc_thunk_call_expanded flag.
4077 (ix86_pc_thunk_call_expanded): New define.
4078 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
4079 (*set_got): Rename insn pattern from set_got.
4080 (*set_got_labelled): Rename inst pattern from set_got_labelled.
4081 * config/i386/i386.c (ix86_compute_frame_layout): Use
4082 ix86_pc_thunk_call_expanded to prevent red-zone.
4084 2016-03-07 Martin Jambor <mjambor@suse.cz>
4086 * hsa.h (hsa_get_ctor_statements): Declare.
4087 (hsa_get_dtor_statements): Likewise.
4088 (hsa_get_kernel_dispatch_type): Likewise.
4089 * hsa.c (hsa_get_ctor_statements): New function.
4090 (hsa_get_dtor_statements): Likewise.
4091 (hsa_get_kernel_dispatch_type): Likewise.
4092 * hsa-brig.c (hsa_cdtor_statements): Removed.
4093 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
4094 hsa_get_dtor_statements.
4095 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
4096 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
4098 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
4100 * config/arm/arm-cores.def (cortex-r8): New.
4101 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
4102 * config/arm/arm-tune.md: Likewise.
4103 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
4105 2016-03-07 Martin Sebor <msebor@redhat.com>
4107 PR rtl-optimization/19705
4108 * doc/invoke.texi (Options That Control Optimization): Clarify
4109 -fno-branch-count-reg.
4111 2016-02-26 Richard Biener <rguenther@suse.de>
4112 Jeff Law <law@redhat.com>
4114 PR tree-optimization/69740
4115 * cfghooks.c (remove_edge): Request loop fixups if we delete
4116 an edge that might turn an irreducible loop into a natural
4118 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
4119 Move after definition of loops_state_clear.
4121 2016-03-07 Bin Cheng <bin.cheng@arm.com>
4123 PR rtl-optimization/69052
4124 * rtlanal.c (commutative_operand_precedence): Set higher precedence
4127 2016-03-07 Tom de Vries <tom@codesourcery.com>
4129 PR tree-optimization/70116
4130 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
4131 is_tm_ending stmts and ubsan/asan internal functions.
4132 (find_duplicate): Use it. Don't test is_tm_ending here.
4134 2016-03-07 Richard Biener <rguenther@suse.de>
4136 PR tree-optimization/70115
4137 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
4138 (propagate_constants_for_unrolling): Use replace_uses_by.
4140 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
4143 * omp-low.c (struct oacc_loop): Add ifns.
4144 (new_oacc_loop_raw): Initialize it.
4145 (finish_oacc_loop): Clear mask & flags if no ifns.
4146 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
4147 (oacc_loop_xform_loop): Add ifns arg & adjust.
4148 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
4150 2016-03-07 Richard Henderson <rth@redhat.com>
4153 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
4154 (insert_value_copy_on_edge): Likewise.
4156 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4158 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
4160 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4163 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
4165 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4167 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
4169 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4171 Fix sseimul type attribute.
4172 * config/i386/znver1.md
4173 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
4174 znver1_sseimul_avx256_load) : Fix the type attribute.
4175 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
4176 pipe usage and latency.
4178 2016-03-05 Jakub Jelinek <jakub@redhat.com>
4181 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
4182 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
4185 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4188 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
4190 PR rtl-optimization/69941
4191 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
4192 the reg share its mode.
4194 2016-03-04 Jeff Law <law@redhat.com>
4196 PR tree-optimization/69196
4197 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4198 If the both SSA_NAMEs are anonymous, then consider them unassociated
4199 and include the PHI in the statement count.
4201 2016-03-05 Tom de Vries <tom@codesourcery.com>
4203 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
4204 construct in oacc routine. Check for oacc region in oacc routine.
4206 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4209 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
4210 2016-02-22 changes, instead don't recurse if RECUR is already true.
4211 Don't change *dynamic_check if RECUR. Adjust recursive caller
4212 to pass true to the new argument.
4213 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
4216 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4217 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
4219 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
4221 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4223 PR rtl-optimization/57676
4224 * lra-assigns.c (lra_assign): Guard test for maximum iterations
4227 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
4229 * tree-vect-patterns.c (search_type_for_mask): Handle
4230 comparison of booleans.
4232 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4234 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
4238 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
4239 all other ops that have dw_val_class_die_ref operands,
4240 and DW_OP_GNU_entry_value.
4242 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4244 PR rtl-optimization/69904
4245 * config/arm/arm.c (arm_cannot_copy_insn_p):
4246 Return true for load-exclusive instructions.
4248 2016-03-03 Jakub Jelinek <jakub@redhat.com>
4251 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
4252 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
4253 the pattern no matter if it is used just by non-pattern, pattern
4255 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
4256 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
4257 oprnd1 def_stmt is in pattern, don't look through it.
4259 2016-03-03 Marek Polacek <polacek@redhat.com>
4262 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
4264 2016-03-03 Martin Liska <mliska@suse.cz>
4266 PR tree-optimization/70043
4267 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
4268 previous statement if we see a debug statement.
4270 2016-03-03 Richard Biener <rguenther@suse.de>
4272 PR tree-optimization/55936
4273 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
4274 parameter and guard unsafe equivalence use.
4275 (vrp_evaluate_conditional_warnv_with_ops): Always use
4276 safe equivalences but not via the quadratic compare_names
4279 2016-03-03 Michael Collison <michael.collison@linaro.org>
4282 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
4283 for operand 1 to s_register_operand. Change predicate for operand
4284 2 to arm_not_immediate_operand.
4286 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
4288 * doc/tm.texi: Regenerated.
4290 2016-03-02 Richard Henderson <rth@redhat.com>
4293 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
4294 simplification when all args are positive non-fixed registers.
4296 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4298 * target.def (lra_p): Specify that new ports should use LRA.
4300 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4303 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
4304 gimplify_type_sizes the type they refer to.
4305 (omp_notice_variable): Handle reference vars to VLAs.
4306 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
4307 reference to VLA decls in the second pass instead of first pass.
4309 2016-03-02 Tom de Vries <tom@codesourcery.com>
4311 PR tree-optimization/68659
4312 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
4313 new_expr == NULL_TREE.
4314 (get_new_name): Handle ADDR_EXPR.
4316 2016-03-02 Bin Cheng <bin.cheng@arm.com>
4318 PR rtl-optimization/69052
4319 * loop-invariant.c (canonicalize_address): New function.
4320 (inv_can_prop_to_addr_use): Check validity of address expression
4321 which is canonicalized by above function.
4323 2016-03-02 Alan Modra <amodra@gmail.com>
4326 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
4329 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4332 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
4333 (*movhi_internal): Put mask moves from and to memory separately
4334 from moves from/to GPRs.
4336 2016-03-02 Richard Biener <rguenther@suse.de>
4338 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
4339 GENERIC expressions in GIMPLE.
4341 2016-03-02 Richard Biener <rguenther@suse.de>
4343 * config/i386/i386.c (type_natural_mode): Fix typo.
4345 2016-03-02 Nick Clifton <nickc@redhat.com>
4347 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
4349 2016-03-02 Richard Biener <rguenther@suse.de>
4350 Uros Bizjak <ubizjak@gmail.com>
4353 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
4355 2016-03-02 Richard Biener <rguenther@suse.de>
4358 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
4360 2016-03-02 Marek Polacek <polacek@redhat.com>
4363 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
4364 "is promoted to" warning.
4366 2016-03-01 DJ Delorie <dj@redhat.com>
4368 * config.gcc: Deprecate mep-*.
4370 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
4373 * lra-constraints.c (regno_val_use_in): New.
4374 (match_reload): Use it instead of regno_use_in.
4376 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4378 PR rtl-optimization/70007
4379 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
4380 references present in REG_EQUAL notes attached to non-SET patterns.
4382 2016-03-01 Jeff Law <law@redhat.com>
4384 PR tree-optimization/69196
4385 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4386 Appropriately clamp the number of statements to copy when the
4387 thread path does not traverse a loop backedge.
4389 PR tree-optimization/69196
4390 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4391 Do count some PHIs in the thread path against the insn count. Decrease
4392 final statement count by one as the control statement in the last
4393 block will get removed. Remove special cased code for handling PHIs
4396 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
4399 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
4400 asm dialect alternatives to explicit GOTPCREL calls.
4402 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4405 * ira.c (do_reload): Issue warning for generic stack checking here...
4406 * reload1.c (reload): ...instead of here and streamline it.
4408 2016-03-01 Nick Clifton <nickc@redhat.com>
4410 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
4412 2016-03-01 Richard Biener <rguenther@suse.de>
4414 PR tree-optimization/69983
4415 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
4416 types and fall back to operand_equal_p.
4418 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4421 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4423 * config/s390/constraints.md ("jm8"): New constraint.
4424 * config/s390/predicates.md ("const_int_8bitset_operand"): New
4426 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
4428 ("*setmem_long<setmem_and>"): New pattern.
4429 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
4431 ("*setmem_long_31z<setmem_and>"): New pattern.
4432 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
4433 New substitution rules with the required attributes.
4436 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4439 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4441 * gensupport.c (process_substs_on_one_elem): Split loop to
4442 complete mark_operands_used_in_match_dup on all expressions in the
4444 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4445 and remove function.
4447 2016-03-01 Richard Biener <rguenther@suse.de>
4450 * fold-const.c (fold_indirect_ref_1): Fix range checking for
4451 vector BIT_FIELD_REF extract.
4453 2016-03-01 Richard Biener <rguenther@suse.de>
4455 PR tree-optimization/69994
4456 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
4458 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
4460 PR tree-optimization/69956
4461 * tree-vect-stmts.c (supportable_widening_operation): Support
4462 multi-step conversion of boolean vectors.
4463 (supportable_narrowing_operation): Likewise.
4465 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4467 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
4470 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4472 * config/s390/subst.md (DSI_VI): New mode iterator.
4473 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
4474 * config/s390/vector.md ("vec_set<mode>"): Move expander before
4475 the insn definition.
4476 ("*vec_set<mode>"): Change predicate and add alternative to
4477 support only either register or const_int operands as element
4479 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
4481 ("vec_extract<mode>"): New expander.
4482 ("*vec_extract<mode>"): New insn definition supporting reg and
4483 const_int element selectors.
4484 ("*vec_extract<mode>_plus"): New insn definition supporting
4485 reg+const_int element selectors.
4486 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
4487 following expander+insn definition.
4488 ("<vec_shifts_name><mode>3"): New expander.
4489 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
4491 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4493 * config/s390/s390.md ("*tabort_1"): Change predicate to
4494 nonmemory_operand. Add a second alternative to cover
4495 register as well as const int operands.
4496 ("*tabort_1_plus"): New pattern definition.
4498 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4500 * config/s390/s390.md ("*ashrdi3_cc_31")
4501 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4502 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4503 Merge insn definitions into ...
4504 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4505 New pattern definition.
4506 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4507 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4508 ("*ashr<mode>3_and"): Merge insn definitions into ...
4509 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4510 New pattern definition.
4511 * config/s390/subst.md ("addr_style_op_cc_subst")
4512 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4513 substitutions patterns plus attributes.
4514 Add ashiftrt to SUBST iterator.
4516 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4518 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4519 op2 to nonmemory_operand.
4520 ("*<shift>di3_31", "*<shift>di3_31_and"):
4521 Merge into single pattern definition ...
4522 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4523 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4524 pattern definition ...
4525 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4526 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4529 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4531 * config/s390/predicates.md (const_int_6bitset_operand): New
4533 * config/s390/s390.md: Include subst.md.
4534 ("rotl<mode>3"): New expander.
4535 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4537 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4538 * config/s390/subst.md: New file.
4540 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4542 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4543 Remove RRR type. It doesn't really exist.
4544 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4546 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4547 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4548 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4549 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4550 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4551 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4552 `enabled' attribute.
4554 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4556 * gensupport.c (process_substs_on_one_elem): Split loop to
4557 complete mark_operands_used_in_match_dup on all expressions in the
4559 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4560 and remove function.
4562 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4565 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4566 (CEIL_NWORDS): ...this. Use CEIL macro.
4567 (compute_fp_layout): Adjust to above renaming.
4568 (function_arg_union_value): Likewise.
4569 (sparc_arg_partial_bytes): Likewise.
4570 (sparc_function_arg_advance): Likewise.
4572 2016-02-29 Jeff Law <law@redhat.com>
4574 PR tree-optimization/70005
4575 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4576 where an object with a boolean range is compared against a value
4579 PR tree-optimization/69999
4580 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4581 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4584 2016-02-29 Richard Biener <rguenther@suse.de>
4586 PR tree-optimization/69994
4587 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4588 (get_unary_op): Look through nop conversions.
4589 (ops_equal_values_p): New function, look for equality diregarding
4591 (eliminate_plus_minus_pair): Use ops_equal_values_p
4592 (repropagate_negates): Do not use get_unary_op here.
4594 2016-02-29 Martin Liska <mliska@suse.cz>
4596 * system.h: Poison ENABLE_CHECKING macro.
4598 2016-02-29 Martin Liska <mliska@suse.cz>
4600 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4601 is presented in dump flags.
4602 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4603 (hsa_regalloc): Likewise.
4605 2016-02-19 Richard Biener <rguenther@suse.de>
4607 PR tree-optimization/69980
4608 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4609 permutation of those we need to keep.
4611 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4614 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4615 (NWORDS_UP): ...this
4616 (init_cumulative_args): Minor tweaks.
4617 (sparc_promote_function_mode): Likewise.
4618 (scan_record_type): Delete.
4619 (traverse_record_type): New function template.
4620 (classify_data_t): New structure type.
4621 (classify_registers): New inline function.
4622 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4623 exhausted. Instantiate traverse_record_type on classify_registers and
4624 deal with the case of a structure passed in slot #15 with no FP field
4626 (assign_data_t): New structure type.
4627 (compute_int_layout): New static function.
4628 (compute_fp_layout): Likewise.
4629 (count_registers): New inline function.
4630 (assign_int_registers): New static function.
4631 (assign_fp_registers): Likewise.
4632 (assign_registers): New inline function.
4633 (function_arg_record_value_1): Delete.
4634 (function_arg_record_value_2): Likewise.
4635 (function_arg_record_value_3): Likewise.
4636 (function_arg_record_value): Adjust to above changes. Instantiate
4637 traverse_record_type on count_registers to first count the number of
4638 registers to be used and then on assign_registers to assign them.
4639 (function_arg_union_value): Adjust to above renaming.
4640 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4641 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4642 case of a structure passed in slot #15
4643 (sparc_function_arg_advance): Likewise.
4644 (function_arg_padding): Minor tweak.
4646 2016-02-29 Richard Biener <rguenther@suse.de>
4648 PR tree-optimization/69720
4649 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4650 the adjustment_def path for possibly vectorized defs.
4651 (vect_create_epilog_for_reduction): Handle vectorized initial
4654 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4656 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4658 2016-02-27 Jeff Law <law@redhat.com>
4661 2016-02-26 Richard Biener <rguenther@suse.de>
4662 Jeff Law <law@redhat.com>
4664 PR tree-optimization/69740
4665 * cfghooks.c (remove_edge): Request loop fixups if we delete
4666 an edge that might turn an irreducible loop into a natural
4669 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4671 PR rtl-optimization/69896
4672 * tree-vect-generic.c (get_compute_type): Avoid single element
4675 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4677 Rename the AArch64 tuning option and related functions to enable the
4678 Newton series for the reciprocal square root to reflect its
4679 approximative characteristic.
4681 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4682 function to "aarch64_emit_approx_rsqrt".
4683 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4684 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4685 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4686 (xgene1_tunings): Likewise.
4687 (use_rsqrt_p): Likewise.
4688 (aarch64_emit_swrsqrt): Use new function name.
4689 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4690 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4691 text explaining this option.
4692 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4694 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4697 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4698 complain about -mallow-movmisalign without -mvsx if
4699 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4701 2016-02-26 Joel Sherrill <joel@rtems.org>
4703 * config.gcc: Add x86_64-*-rtems*.
4704 * gcc/config/i386/rtems-64.h: New file.
4706 2016-02-26 Joel Sherrill <joel@rtems.org>
4708 * config.gcc: Add aarch64-*-rtems*.
4709 * gcc/config/aarch64/rtems.h: New file.
4711 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4714 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4715 shift amount using %h. Add comment.
4717 2016-02-26 Richard Biener <rguenther@suse.de>
4718 Jeff Law <law@redhat.com>
4720 PR tree-optimization/69740
4721 * cfghooks.c (remove_edge): Request loop fixups if we delete
4722 an edge that might turn an irreducible loop into a natural
4725 2016-02-26 Martin Jambor <mjambor@suse.cz>
4728 * tree-sra.c (sra_modify_assign): Do not remove loads of
4729 uninitialized aggregates to SSA_NAMEs.
4731 2016-02-26 Richard Henderson <rth@redhat.com>
4734 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4735 pseudo in case the target rtx matches the source of the left
4738 2016-02-26 Martin Jambor <mjambor@suse.cz>
4741 * hsa.h (hsa_type_packed_p): Declare.
4742 * hsa.c (hsa_type_packed_p): New function.
4743 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4745 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4746 * hsa-brig.c (emit_basic_insn): Likewise.
4748 2016-02-26 Martin Jambor <mjambor@suse.cz>
4751 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4753 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4755 2016-02-26 Martin Jambor <mjambor@suse.cz>
4757 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4758 hsa_op_with_type operands.
4759 (hsa_unsigned_type_for_type): Declare.
4760 * hsa.c (hsa_unsigned_type_for_type): New function.
4761 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4762 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4763 the finalizer. Do not emit extra move.
4765 2016-02-26 Martin Jambor <mjambor@suse.cz>
4767 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4768 atomic operations in private segment.
4770 2016-02-26 Martin Jambor <mjambor@suse.cz>
4772 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4773 statements to wi->info. Also disallow omp simd constructs.
4774 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4775 for not gridifying. Dump special string for omp_for.
4777 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4780 * config/aarch64/aarch64.c (aarch64_set_current_function):
4781 Save/restore target globals when switching to
4782 target_option_default_node.
4784 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4787 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4788 Return 0 if !SHIFT_COUNT_TRUNCATED.
4790 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4791 Eric Botcazou <ebotcazou@adacore.com>
4793 PR rtl-optimization/69891
4794 * dse.c (scan_insn): If we can't figure out memset arguments
4795 or they are non-constant, call clear_rhs_from_active_local_stores.
4797 2016-02-26 Martin Liska <mliska@suse.cz>
4799 * doc/extend.texi: Mention clog10, clog10f an clog10l
4800 in Builtins section.
4802 2016-02-26 Martin Liska <mliska@suse.cz>
4804 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4806 (resolve_args_picking_1): Likewise.
4807 * dwarf2out.h (struct GTY): Likewise.
4809 2016-02-26 Martin Liska <mliska@suse.cz>
4811 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4813 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4815 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4816 Martin Liska <mliska@suse.cz>
4818 * doc/install.texi: Mention --enable-valgrind-annotations.
4820 2016-02-26 Richard Biener <rguenther@suse.de>
4822 PR tree-optimization/69551
4823 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4824 looking through aliases adjust DECL_PT_UID to refer to the
4825 ultimate alias target.
4827 2016-02-25 Martin Liska <mliska@suse.cz>
4830 * alloc-pool.c (after_memory_report): New variable.
4831 * alloc-pool.h (base_pool_allocator ::release): Do not use
4832 the infrastructure if after_memory_report.
4833 * toplev.c (toplev::main): Mark after memory report.
4835 2016-02-25 Richard Biener <rguenther@suse.de>
4837 PR tree-optimization/48795
4838 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4840 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4843 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4844 offloading is enabled and -fopenacc or -fopenmp is specified.
4845 (CRTOFFLOADEND): Likewise.
4846 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4847 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4848 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4849 (offload_objects_file_name): New static var.
4850 (tool_cleanup): Remove offload_objects_file_name file.
4851 (find_offloadbeginend): Replace with ...
4852 (find_crtoffloadtable): ... this.
4853 (run_gcc): Remove offload_argc and offload_argv.
4854 Get offload_objects_file_name from -foffload-objects=... option.
4855 Read names of object files with offload from this file, pass them to
4856 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4857 don't pass offloadbegin and offloadend to the linker. Don't pass
4858 offload non-LTO files to the linker, because now they're not claimed.
4860 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4863 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4864 on builtin_unreachable.
4866 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4868 PR rtl-optimization/69896
4869 * regcprop.c: Include cfgrtl.h.
4870 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4871 than remembered mode, either delete it (if noop_move_p), or
4872 treat like copy_p but not noop_p instruction.
4874 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4877 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4878 - allow NULL decl for Fortran DW_TAG_common_block variables.
4880 2016-02-24 Jason Merrill <jason@redhat.com>
4882 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4884 2016-02-24 Richard Biener <rguenther@suse.de>
4885 Jakub Jelinek <jakub@redhat.com>
4888 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4889 conditionally executed ops to well-defined overflow behavior.
4891 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4894 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4897 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4899 PR rtl-optimization/69886
4900 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4901 argument. Use it when checking validity of set instructions.
4902 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4903 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4905 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4906 * store-motion.c (find_moveable_store): Update
4907 can_assign_to_reg_without_clobbers_p callsite.
4909 2016-02-24 Richard Biener <rguenther@suse.de>
4912 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4914 (record_nonwrapping_iv): Do not fall back to the low/high bound
4915 for non-constant IV bases if the stmt is not always executed.
4917 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4919 * config/arm/arm-cores.def (cortex-a32): New entry.
4920 * config/arm/arm-tables.opt: Regenerate.
4921 * config/arm/arm-tune.md: Regenerate.
4922 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4923 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4924 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4925 for -mcpu and -mtune.
4927 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4930 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4931 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4932 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4933 (atomic_loaddi_1): Delete.
4934 (atomic_loaddi): Rewrite expander using the above changes.
4936 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4939 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4942 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4943 Richard Biener <rguenth@suse.de>
4946 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4947 set_mem_attributes if tem is SSA_NAME which got expanded
4950 2016-02-24 Richard Biener <rguenther@suse.de>
4952 PR tree-optimization/69907
4953 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4954 end of permutations for BB vectorization.
4956 2016-02-24 Christian Bruel <christian.bruel@st.com>
4958 * config/arm/arm-c.c (arm_option_override): Initialize
4959 target_option_current_node.
4960 * config/arm/arm.c (arm_pragma_target_parse): Replace
4961 build_target_option_node call by target_option_current_node.
4962 Set target_option_current_node.
4965 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4968 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4969 define_insn_and_split to define_insn.
4970 (zero_extendqi<mode>2_dot2): Same.
4971 (extendqi<mode>2_dot): Same.
4972 (extendqi<mode>2_dot2): Same.
4974 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4976 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4977 and add bypass for AES{D,E} and AESMC pairs.
4978 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4981 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4983 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4984 series for reciprocal square root in Exynos M1.
4986 2016-02-23 Martin Sebor <msebor@redhat.com>
4989 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4990 __builtin_alloca_with_align.
4992 2016-02-23 Richard Henderson <rth@redhat.com>
4994 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4995 (ix86_register_pragmas): Remove __seg_tls.
4996 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4997 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4998 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4999 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
5000 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
5001 * doc/extend.texi (__seg_tls): Remove item.
5003 2016-02-23 Richard Biener <rguenther@suse.de>
5005 * alloc-pool.h (struct allocation_object): Make id member
5006 conditional on CHECKING_P again.
5007 (get_instance): Adjust.
5008 (base_pool_allocator): Likewise.
5010 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
5012 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
5013 (parallelize_loops): In OpenACC kernels mode, set n_threads to
5015 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
5017 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
5019 2016-02-23 Richard Biener <rguenther@suse.de>
5021 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
5022 * bitmap.h (struct bitmap_usage): Likewise.
5023 (bitmap_move): Declare.
5024 * bitmap.c (register_overhead): Take size_t argument.
5025 (bitmap_move): New function.
5026 * df-problems.c (df_rd_transfer_function): Use bitmap_move
5027 to properly account overhead.
5028 * tree.c (free_node): Use tree_size.
5030 2016-02-23 Jakub Jelinek <jakub@redhat.com>
5033 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
5034 when inverting comparison.
5037 * common.opt (Wunreachable-code): Add Warning flag.
5039 2016-02-23 Mark Wielaard <mjw@redhat.com>
5040 Jakub Jelinek <jakub@redhat.com>
5043 * cgraphunit.c (check_global_declaration): Check main_input_filename
5044 and DECL_SOURCE_FILE are not NULL.
5046 2016-02-23 Martin Jambor <mjambor@suse.cz>
5048 PR tree-optimization/69666
5049 * tree-sra.c (sra_modify_assign): Do not attempt to create
5050 default_def replacements for unscalarizable regions.
5052 2016-02-20 Mark Wielaard <mjw@redhat.com>
5055 * cgraphunit.c (check_global_declaration): Check level of
5056 warn_unused_const_variable and main_input_filename.
5057 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
5058 (-Wunused-variable): For C implies -Wunused-const-variable=1.
5059 (-Wunused-const-variable): Explain levels 1 and 2.
5061 2016-02-22 Jakub Jelinek <jakub@redhat.com>
5064 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
5065 identical arguments. Formatting and spelling fixes.
5068 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
5073 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
5074 and m68k-devices.def.
5075 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
5076 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
5078 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
5080 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
5081 and HImode registers.
5083 2016-02-22 Richard Biener <rguenther@suse.de>
5085 PR tree-optimization/69882
5086 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
5087 preserve permutations present because of gaps.
5088 (vect_supported_load_permutation_p): Always continue checking
5089 permutations after vect_attempt_slp_rearrange_stmts.
5091 2016-02-22 Bin Cheng <bin.cheng@arm.com>
5093 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
5094 min_profitable_estimate, rather than min_profitable_iters.
5096 2016-02-22 Jakub Jelinek <jakub@redhat.com>
5099 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
5100 SImode for last match_operand.
5102 2016-02-22 Martin Liska <mliska@suse.cz>
5104 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
5105 return bitsize - 1 as the return value.
5107 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
5111 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
5112 Handle negative shift counts.
5113 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
5114 force_reg on the shift constant.
5115 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
5116 (lshrsi3_d): Handle negative shift counts.
5118 2016-02-22 Richard Biener <rguenther@suse.de>
5119 Tom de Vries <tom@codesourcery.com>
5121 * graph.c: Include dumpfile.h.
5122 (print_graph_cfg): Split into three overloads.
5123 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
5125 2016-02-22 Tom de Vries <tom@codesourcery.com>
5127 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
5130 2016-02-22 Richard Biener <rguenther@suse.de>
5133 * ipa-inline-transform.c (inline_call): When not updating
5134 overall summaries adjust self size by the growth estimate.
5135 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
5136 hash-set, do not update overall summaries here. Renamed from ...
5137 (inline_to_all_callers): ... this which is now wrapping the
5138 above and performing delayed overall summary update.
5139 (early_inline_small_functions): Delay updating of the overall
5142 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
5144 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
5147 2016-02-19 Jakub Jelinek <jakub@redhat.com>
5150 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
5151 :%* in %:gt() argument.
5152 (greater_than_spec_func): Adjust for expecting only numbers,
5153 if there are more than two numbers, compare the last two.
5155 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
5157 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
5158 -Wnarrowing with -std.
5160 2016-02-19 Jakub Jelinek <jakub@redhat.com>
5163 * expr.c (store_field): Don't use bit-field path if exp is
5164 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
5165 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
5166 and the assignment can be performed by bitwise copy. Formatting
5170 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
5171 call copy_reg_eh_region_note_forward on before and/or after sequences
5172 and remove note from insn if it no longer can throw.
5175 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
5178 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5180 * config/s390/vector.md: Add missing commutative operand markers
5181 to the patterns which qualify for one.
5182 * config/s390/vx-builtins.md: Likewise.
5184 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5186 * config/s390/vector.md (VI, VI_QHS): Add single element vector
5187 types to mode iterators.
5188 (vec_double): ... and mode attribute.
5189 * config/s390/vx-builtins.md (non_vec_int): Likewise.
5191 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5193 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
5194 Change the predicate of op2 from nonimmediate to general and let
5195 reload fix it if necessary.
5197 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5199 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
5201 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5203 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
5206 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5208 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
5209 * config/s390/s390.c (s390_expand_vec_movstr): New function.
5210 * config/s390/s390.md ("movstr<P:mode>"): Call
5211 s390_expand_vec_movstr.
5213 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5215 * config/s390/s390.md: Add missing output modifier for operand 1
5216 to print it as address properly.
5218 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5220 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
5221 * config/s390/2964.md: New file.
5222 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
5223 of insn grouping attributes depending on the CPU level.
5224 (s390_get_unit_mask): New function.
5225 (s390_sched_score): Remove the OOO from the scheduling macros.
5226 Add loop to calculate a score for the instruction mix.
5227 (s390_sched_reorder): Likewise plus improve debug output.
5228 (s390_sched_variable_issue): Rename macros as above. Calculate
5229 the unit distances after actually scheduling an insn. Improve
5231 (s390_sched_init): Clear last_scheduled_unit_distance array.
5232 * config/s390/s390.md: Include 2964.md.
5234 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5237 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
5238 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
5239 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
5240 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
5241 *avx512f_<code>v8div16qi2_mask_1): New insns.
5243 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5246 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
5249 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
5250 earlyclobber from target. Use wF constraint for fused memory
5252 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
5254 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5255 Martin Liska <mliska@suse.cz>
5258 * cfgexpand.c (asan_sanitize_stack_p): New function.
5259 (partition_stack_vars): Use the function.
5260 (expand_stack_vars): Likewise.
5261 (defer_stack_allocation): Likewise.
5262 (expand_used_vars): Likewise.
5264 2016-02-18 Richard Biener <rguenther@suse.de>
5267 * fold-const.c (operand_equal_p): Properly compare offsets for
5268 IMAGPART_EXPR and ARRAY_REF.
5270 2016-02-18 Nick Clifton <nickc@redhat.com>
5274 * config/arm/arm.c (arm_option_override_internal): Disable
5275 interworking if the target does not support thumb instructions.
5276 (arm_reload_in_hi): Handle the case where a register to register
5277 move needs reloading because there is no simple pattern to handle
5279 (arm_reload_out_hi): Likewise.
5281 2016-02-18 Richard Biener <rguenther@suse.de>
5284 * match.pd: Don't use fold_binary or fold_unary for folding
5287 2016-02-17 Jakub Jelinek <jakub@redhat.com>
5290 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
5291 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
5292 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
5293 warn on gimple_no_warning_p statements.
5295 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
5297 * doc/extend.texi (C++ Attributes): Correct description of
5298 warn_unused type attribute.
5300 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5302 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
5303 correct instruction.
5305 2016-02-17 Richard Biener <rguenther@suse.de>
5307 PR rtl-optimization/69609
5308 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
5309 (find_traces_1_round): When ending a trace update cached priority
5311 (bb_to_key): Use cached priority when available.
5312 (copy_bb): Initialize cached priority.
5313 (reorder_basic_blocks_software_trace_cache): Likewise.
5315 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5318 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
5320 (aarch64_comparison_operator): Break overly long line into two.
5321 (aarch64_comparison_operation): Likewise.
5322 * config/aarch64/aarch64.md (cstorecc4): Use
5323 aarch64_comparison_operator_mode instead of
5324 aarch64_comparison_operator.
5325 (cstore<mode>4): Likewise.
5326 (aarch64_cstore<mode>): Likewise.
5327 (*cstoresi_insn_uxtw): Likewise.
5328 (cstore<mode>_neg): Likewise.
5329 (*cstoresi_neg_uxtw): Likewise.
5331 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5334 * config/arm/predicates.md (arm_comparison_operator_mode):
5336 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
5337 instead of arm_comparison_operator.
5338 (*mov_negscc): Likewise.
5339 (*mov_notscc): Likewise.
5340 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
5341 (*thumb2_mov_negscc): Likewise.
5342 (*thumb2_mov_negscc_strict_it): Likewise.
5343 (*thumb2_mov_notscc): Likewise.
5344 (*thumb2_mov_notscc_strict_it): Likewise.
5346 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
5348 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
5351 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
5353 * config/visium/visium.c (machine_libfunc_index): New enum.
5354 (machine_libfuncs): New structure.
5355 (visium_libfuncs): New static variable.
5356 (TARGET_INIT_LIBFUNCS): Define to...
5357 (visium_init_libfuncs): ...this. New function.
5358 (expand_block_move_4): Use the appropriate libfunc.
5359 (expand_block_move_2): Likewise.
5360 (expand_block_move_1): Likewise.
5361 (expand_block_set_4): Likewise.
5362 (expand_block_set_2): Likewise.
5363 (expand_block_set_1): Likewise.
5364 (visium_trampoline_init): Likewise.
5366 2016-02-17 Nick Clifton <nickc@redhat.com>
5368 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
5369 TI's devices.csv file as of March 2016.
5371 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
5374 * opts-global.c (handle_common_deferred_options): Introduce and
5375 initialize two global variables to remember command-line options
5376 specifying a stack-limiting register.
5377 * opts.h: Add extern declarations of the two new global variables.
5378 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
5379 variable based on the values of the two new global variables.
5381 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5384 * common.opt (Wnonnull-compare): New warning.
5385 * doc/invoke.texi (-Wnonnull): Remove text about comparison
5386 of arguments against NULL.
5387 (-Wnonnull-compare): Document.
5388 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
5389 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
5390 * passes.def (pass_warn_nonnull_compare): Add.
5391 * gimple-ssa-nonnull-compare.c: New file.
5393 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5395 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
5396 AARCH64_EXTRA_TUNE_RECIP_SQRT.
5398 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5400 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
5401 reciprocal sqrt for -mlow-precision-recip-sqrt.
5403 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5404 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5406 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
5407 always use lane loads to construct non-constant vectors.
5409 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5411 * config/aarch64/aarch64.md
5412 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
5413 constraints for operand 3.
5414 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5416 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5417 Richard Biener <rguenther@suse.de>
5419 PR tree-optimization/69820
5420 * tree-vect-patterns.c (type_conversion_p): Return false if
5421 *orig_type is unsigned single precision or boolean.
5422 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
5425 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5427 PR rtl-optimization/69764
5428 PR rtl-optimization/69771
5429 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
5430 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
5432 2016-02-16 Richard Biener <rguenther@suse.de>
5434 PR tree-optimization/69776
5435 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
5437 (indirect_refs_may_alias_p): Likewise.
5438 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
5439 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
5440 according to tbaa_p.
5441 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
5442 (optimize_stmt): For redundant store discovery do not allow tbaa.
5444 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
5446 PR tree-optimization/69714
5447 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
5448 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
5450 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
5452 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
5453 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
5454 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
5455 * config/arc/arc.c (arc_init): Check FPU options.
5456 (get_arc_condition_code): Handle new CC_FPU* modes.
5457 (arc_select_cc_mode): Likewise.
5458 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
5459 register pair only. Allow access for ARCv2 accumulator.
5460 (gen_compare_reg): Whenever we have FPU support use FPU compare
5462 (arc_reorg): Don't generate brcc insns when FPU compare
5463 instructions are involved.
5464 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
5465 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
5466 floating point emulation.
5467 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
5468 (REVERSE_CONDITION): Add new CC_FPU* modes.
5469 (TARGET_FP_SP_BASE): Define.
5470 (TARGET_FP_DP_BASE): Likewise.
5471 (TARGET_FP_SP_FUSED): Likewise.
5472 (TARGET_FP_DP_FUSED): Likewise.
5473 (TARGET_FP_SP_CONV): Likewise.
5474 (TARGET_FP_DP_CONV): Likewise.
5475 (TARGET_FP_SP_SQRT): Likewise.
5476 (TARGET_FP_DP_SQRT): Likewise.
5477 (TARGET_FP_DP_AX): Likewise.
5478 * config/arc/arc.md (ARCV2_ACC): New constant.
5479 (type): New fpu type attribute.
5480 (SDF): Conditional iterator.
5481 (cstore<mode>, cbranch<mode>): Change expand condition.
5482 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
5483 handles FPU/FPX cases as well.
5484 * config/arc/arc.opt (mfpu): New option.
5485 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
5487 (adddf3, muldf3, subdf3): Removed.
5488 * config/arc/predicates.md (proper_comparison_operator): Recognize
5490 * config/arc/fpu.md: New file.
5491 * doc/invoke.texi (ARC Options): Document mfpu option.
5493 2016-02-16 Richard Biener <rguenther@suse.de>
5495 PR rtl-optimization/69291
5496 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
5497 noce_operand_ok check.
5499 2016-02-16 Tom de Vries <tom@codesourcery.com>
5502 * omp-low.c (simd_clone_create): Remove call to
5503 symtab->call_cgraph_insertion_hooks.
5505 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5507 PR tree-optimization/69802
5508 * tree-ssa-reassoc.c (update_range_test): If op is
5509 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5510 op == 1 test of precision 1 integral op, otherwise handle
5511 that case as op itself. Fix up formatting.
5512 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5515 2016-02-16 Richard Biener <rguenther@suse.de>
5517 PR tree-optimization/69586
5518 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5519 types for conversion sources.
5521 2016-02-16 Richard Biener <rguenther@suse.de>
5524 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5525 mask OEP_ADDRESS_OF.
5527 2016-02-16 Alan Modra <amodra@gmail.com>
5530 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5531 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5532 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5534 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5535 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5536 (p8_fmrgow_<mode>): Likewise.
5537 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5539 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5540 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5541 to use movdi_internal64. Remove op0_di.
5542 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5544 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5546 Add support for the FCCMP insn types
5548 * config/aarch64/aarch64.md (fccmp): Change insn type.
5550 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5551 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5552 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5553 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5554 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5555 * config/arm/types.md (fccmps): Add new insn type.
5558 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5560 * alias.c (get_alias_set): Fix a typo in comment.
5562 2016-02-15 Richard Biener <rguenther@suse.de>
5564 PR tree-optimization/69595
5565 * match.pd: Complete range test simplification to true.
5567 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5569 PR rtl-optimization/69648
5570 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5571 pic_offset_table_rtx.
5573 PR rtl-optimization/69752
5574 * ira.c (update_equiv_regs): When looking for more than a single SET,
5575 also take other side effects into account.
5577 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5579 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5580 for z900+ CPUs in 31-bit mode.
5582 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5584 * common/config/s390/s390-common.c (s390_supports_split_stack):
5586 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5587 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5588 * config/s390/s390.c (struct machine_function): New field
5589 split_stack_varargs_pointer.
5590 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5591 in s390_emit_prologue.
5592 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5594 (morestack_ref): New global.
5595 (SPLIT_STACK_AVAILABLE): New macro.
5596 (s390_expand_split_stack_prologue): New function.
5597 (s390_live_on_entry): New function.
5598 (s390_va_start): Use split-stack vararg pointer if appropriate.
5599 (s390_asm_file_end): Emit the split-stack note sections.
5600 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5601 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5602 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5603 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5604 (split_stack_prologue): New expand.
5605 (split_stack_space_check): New expand.
5606 (split_stack_data): New insn.
5607 (split_stack_call): New expand.
5608 (split_stack_call_*): New insn.
5609 (split_stack_cond_call): New expand.
5610 (split_stack_cond_call_*): New insn.
5612 2016-02-15 Richard Biener <rguenther@suse.de>
5614 PR tree-optimization/69783
5615 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5616 Add trivially correct cases.
5618 2016-02-15 Tom de Vries <tom@codesourcery.com>
5621 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5623 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5625 2016-02-15 Richard Biener <rguenther@suse.de>
5627 PR tree-optimization/69776
5628 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5629 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5630 indicate whether we can use TBAA to disambiguate against stores.
5631 Use alias-set zero if not.
5632 (visit_reference_op_store): Do not use TBAA when looking up
5634 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5635 (eliminate_dom_walker::before_dom_children): But not when looking
5636 up redundant stores.
5638 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5640 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5642 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5644 * config/i386/znver1.md
5645 (znver1_pop, znver1_pop_mem,
5646 znver1_load_imov_double_store,
5647 znver1_load_imov_direct_store,
5648 znver1_load_imov_direct_load,
5649 znver1_load_imov_double_load): Add new.
5650 (znver1_insn, znver1_insn_load): Add icmov type.
5652 znver1_sseavx_fma_load,
5654 znver1_avx256_fma_load): Fix pipe usage.
5656 2016-02-14 Alan Modra <amodra@gmail.com>
5659 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5660 with an invalid hard reg, reload just the reg not the entire
5661 pre/post-inc/dec address expression.
5663 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5666 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5667 fixed R1_REG scratch reg.
5668 (sibcall_value_pcrel_fdpic): Likewise.
5670 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5674 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5676 2016-02-12 Walter Lee <walt@tilera.com>
5678 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5679 * config/tilegx/t-tilegx: Likewise.
5681 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5684 * diagnostic-show-locus.c (struct line_span): New struct.
5685 (layout::get_first_line): Delete.
5686 (layout::get_last_line): Delete.
5687 (layout::get_num_line_spans): New member function.
5688 (layout::get_line_span): Likewise.
5689 (layout::print_heading_for_line_span_index_p): Likewise.
5690 (layout::get_expanded_location): Likewise.
5691 (layout::calculate_line_spans): Likewise.
5692 (layout::m_first_line): Delete.
5693 (layout::m_last_line): Delete.
5694 (layout::m_line_spans): New field.
5695 (layout::layout): Update comment. Replace m_first_line and
5696 m_last_line with m_line_spans, replacing their initialization
5697 with a call to calculate_line_spans.
5698 (diagnostic_show_locus): When printing source lines and
5699 annotations, rather than looping over a single span
5700 of lines, instead loop over each line_span within
5701 the layout, with an inner loop over the lines within them.
5702 Call the context's start_span callback when changing line spans.
5703 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5704 (diagnostic_build_prefix): Break out the building of the location
5705 part of the string into...
5706 (diagnostic_get_location_text): ...this new function, rewriting
5707 it from nested ternary expressions to a sequence of "if"
5709 (default_diagnostic_start_span_fn): New function.
5710 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5711 (diagnostic_context::start_span): New field.
5712 (default_diagnostic_start_span_fn): New prototype.
5714 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5717 * gcc.c (driver::finalize): Fix cleanup of "specs".
5719 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5723 * gcc.c (driver::driver): Initialize m_option_suggestions.
5724 (driver::~driver): Clean up m_option_suggestions.
5725 (suggest_option): Convert to...
5726 (driver::suggest_option): ...this, and split out into
5727 driver::build_option_suggestions and find_closest_string.
5728 (driver::build_option_suggestions): New function, from
5729 first half of suggest_option. Special-case
5730 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5731 the sanitizer_opts array. For options of enum types, add the
5732 various enum values to the candidate strings.
5733 (driver::handle_unrecognized_options): Remove "const".
5734 * gcc.h (driver::handle_unrecognized_options): Likewise.
5735 (driver::build_option_suggestions): New decl.
5736 (driver::suggest_option): New decl.
5737 (driver::m_option_suggestions): New field.
5738 * opts-common.c (add_misspelling_candidates): New function.
5739 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5740 and make non-static.
5741 * opts.h (sanitizer_opts): New array decl.
5742 (add_misspelling_candidates): New function decl.
5743 * spellcheck.c (find_closest_string): New function.
5744 * spellcheck.h (find_closest_string): New function decl.
5746 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5748 PR rtl-optimization/69764
5749 PR rtl-optimization/69771
5750 * optabs.c (expand_binop_directly): For shift_optab_p, force
5751 convert_modes with VOIDmode if xop1 has VOIDmode.
5753 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5756 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5757 to correctly determine instrumentation thunks.
5759 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5762 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5763 type by reference, force lhs on the call.
5766 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5767 Compute retval and retbnd early in all cases if split_part_return_p
5768 and return_bb is not EXIT. Remove all clobber stmts and reset
5769 all debug stmts that refer to SSA_NAMEs defined in split part,
5770 except if it is retval, in that case replace the old retval with the
5771 lhs of the call to the split part.
5773 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5776 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5779 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5780 whose result is used in PHI.
5781 (maybe_optimize_range_tests): Likewise.
5782 (final_range_test_p): Likweise.
5784 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5787 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5788 whose result is used in PHI.
5789 (maybe_optimize_range_tests): Likewise.
5790 (final_range_test_p): Likweise.
5792 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5794 * cgraph.c: Spelling fixes - behaviour -> behavior and
5795 neighbour -> neighbor.
5796 * target.def: Likewise.
5797 * sel-sched.c: Likewise.
5798 * config/mips/mips.c: Likewise.
5799 * config/arc/arc.md: Likewise.
5800 * config/arm/cortex-a57.md: Likewise.
5801 * config/arm/arm.c: Likewise.
5802 * config/arm/neon.md: Likewise.
5803 * config/arm/arm-c.c: Likewise.
5804 * config/vms/vms-c.c: Likewise.
5805 * config/s390/s390.c: Likewise.
5806 * config/i386/znver1.md: Likewise.
5807 * config/i386/i386.c: Likewise.
5808 * config/ia64/hpux-unix2003.h: Likewise.
5809 * config/msp430/msp430.md: Likewise.
5810 * config/rx/rx.c: Likewise.
5811 * config/rx/rx.md: Likewise.
5812 * config/aarch64/aarch64-simd.md: Likewise.
5813 * config/aarch64/aarch64.c: Likewise.
5814 * config/nvptx/nvptx.c: Likewise.
5815 * config/bfin/bfin.c: Likewise.
5816 * config/cris/cris.opt: Likewise.
5817 * config/rs6000/rs6000.c: Likewise.
5818 * target.h: Likewise.
5819 * spellcheck.c: Likewise.
5820 * ira-build.c: Likewise.
5821 * tree-inline.c: Likewise.
5822 * builtins.c: Likewise.
5823 * lra-constraints.c: Likewise.
5824 * explow.c: Likewise.
5825 * hwint.h: Likewise.
5826 * targhooks.c: Likewise.
5827 * tree-vect-data-refs.c: Likewise.
5829 * doc/tm.texi: Likewise.
5830 * doc/extend.texi: Likewise.
5831 * doc/install.texi: Likewise.
5832 * doc/md.texi: Likewise.
5833 * tree-ssa-tail-merge.c: Likewise.
5834 * sched-int.h: Likewise.
5835 * match.pd: Likewise.
5836 * sched-ebb.c: Likewise.
5837 * target.def (omit_struct_return_reg): Likewise.
5838 * gimple-ssa-isolate-paths.c: Likewise.
5839 (find_implicit_erroneous_behaviour): Renamed to...
5840 (find_implicit_erroneous_behavior): ... this.
5841 (find_explicit_erroneous_behaviour): Renamed to...
5842 (find_explicit_erroneous_behavior): ... this.
5843 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5845 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5847 PR rtl-optimization/64682
5848 PR rtl-optimization/69567
5849 PR rtl-optimization/69737
5850 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5851 in I2 as well, just lose it.
5853 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5855 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5857 (aarch64_last_printed_tune_string): Likewise.
5858 (aarch64_declare_function_name): Only output .arch assembler
5859 directive if it will be different from the previously output
5860 directive. Same for .tune comment but only if -dA is set.
5861 (aarch64_start_file): New function.
5862 (TARGET_ASM_FILE_START): Define.
5864 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5867 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5869 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5872 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5873 -Wmaybe-uninitialized warning.
5875 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5878 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5880 2016-02-11 Richard Biener <rguenther@suse.de>
5882 PR rtl-optimization/69291
5883 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5884 subexpressions affected by changing the result.
5886 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5889 * lra-constraints.c (curr_insn_transform): Find in/out operands
5890 for secondary memory moves. Update dups.
5892 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5894 PR tree-optimization/69652
5895 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5896 to nested loop, did source re-formatting, skip debug statements,
5897 add check on statement with volatile operand, remove dead scalar
5900 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5901 Patrick Palka <ppalka@gcc.gnu.org>
5905 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5906 calls if the return type is TREE_ADDRESSABLE.
5907 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5908 * ipa-split.c (split_function): Fix doubled "we" in comment.
5909 Use void return type for the split part even if
5910 !split_point->split_part_set_retval.
5912 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5914 PR tree-optimization/68021
5915 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5916 when computing the value of biv cand by itself.
5918 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5920 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5921 (cortexa57_tunings): Likewise.
5922 (cortexa72_tunings): Likewise.
5923 (arch_macro_fusion_pair_p): Add support for AES fusion.
5924 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5925 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5926 Allow virtual registers before reload so early scheduling works.
5927 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5928 correct latency and pipeline.
5929 (cortex_a57_crypto_complex): Likewise.
5930 (cortex_a57_crypto_xor): Likewise.
5931 (define_bypass): Add AES bypass.
5933 2016-02-10 Richard Biener <rguenther@suse.de>
5935 PR tree-optimization/69726
5936 * passes.def: Add DCE pass before late uninit.
5937 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5938 really fixup if-conversions job.
5940 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5942 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5943 (arm_cortex_a57_tune): Likewise.
5944 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5945 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5947 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5949 * timevar.def (TV_PHASE_DBGINFO): Delete.
5950 (TV_PHASE_CHECK_DBGINFO): Likewise.
5951 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5953 2016-02-10 Richard Biener <rguenther@suse.de>
5955 PR tree-optimization/69719
5956 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5957 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5959 2016-02-09 Andrew Pinski <apinski@cavium.com>
5962 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5963 get_vcond_mask_icode returns false.
5965 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5968 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5969 an ADDIS that adds a pointer to a large constant that sets the
5970 upper16 bits with a load operation.
5972 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5975 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5977 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5979 (vzipq_s16): Likewise.
5980 (vzipq_s32): Likewise.
5981 (vzipq_f32): Likewise.
5982 (vzipq_u8): Likewise.
5983 (vzipq_u16): Likewise.
5984 (vzipq_u32): Likewise.
5985 (vzipq_p8): Likewise.
5986 (vzipq_p16): Likewise.
5988 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5991 * config/arm/arm.c (neon_endian_lane_map): New function.
5992 (neon_vector_pair_endian_lane_map): New function.
5993 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5994 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5996 (vuzpq_s16): Likewise.
5997 (vuzpq_s32): Likewise.
5998 (vuzpq_f32): Likewise.
5999 (vuzpq_u8): Likewise.
6000 (vuzpq_u16): Likewise.
6001 (vuzpq_u32): Likewise.
6002 (vuzpq_p8): Likewise.
6003 (vuzpq_p16): Likewise.
6005 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
6008 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
6011 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
6013 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
6014 truncate const_int operand 1 to QImode.
6016 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
6018 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
6019 corresponding to an abnormal edge.
6021 2016-02-09 Tom de Vries <tom@codesourcery.com>
6023 PR tree-optimization/69599
6024 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
6026 (find_func_aliases_for_builtin_call, find_func_clobbers)
6027 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
6030 2016-02-09 Richard Biener <rguenther@suse.de>
6032 PR tree-optimization/69715
6033 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
6034 LHS on calls as non-rewritable.
6036 2016-02-09 Tom de Vries <tom@codesourcery.com>
6039 * lto-wrapper.c (append_diag_options): New function.
6040 (compile_offload_image): Call append_diag_options.
6042 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
6045 * doc/extend.texi (Flag Output Operands): Correct sectioning.
6046 Minor copy-edit to fix verb tenses.
6048 2016-02-08 Jakub Jelinek <jakub@redhat.com>
6050 PR tree-optimization/69209
6051 * ipa-split.c (split_function): If split part is not
6052 returning retval, retval has gimple type but is not
6053 gimple value, force it into a SSA_NAME first.
6055 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
6057 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
6060 2016-02-08 Jason Merrill <jason@redhat.com>
6063 * convert.c (convert_to_integer_1): Check dofold on truncation
6065 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
6066 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
6067 Rename from *_nofold.
6068 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
6069 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
6071 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
6074 * tree.c (build_common_tree_nodes): Remove short_double argument.
6075 All callers changed.
6076 * tree.h (build_common_tree_nodes): Adjust declaration.
6077 * doc/invoke.texi (-fshort-double): Remove documentation.
6078 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6079 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
6080 * lto-wrapper.c (merge_and_complain, append_compiler_options)
6081 (append_linker_options): Don't handle OPT_fshort_double.
6083 PR rtl-optimization/68730
6084 * lra-remat.c (insn_to_cand_activation): New static variable.
6085 (lra_remat): Allocate and free it.
6086 (create_cand): New arg activation. Initialize a field in
6087 insn_to_cand_activation if it is nonnull.
6088 (create_cands): Pass the activation insn to create_cand when making
6089 a candidate involving an output reload. Reorganize code a little.
6090 (do_remat): Keep track of active status of candidates in a separate
6093 2016-02-08 Richard Biener <rguenther@suse.de>
6095 PR tree-optimization/69719
6096 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
6097 Properly use absolute of the difference of the two offsets to
6098 compare or adjust the segment length.
6100 2016-02-08 Richard Biener <rguenther@suse.de>
6101 Jeff Law <law@redhat.com>
6104 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
6105 types for anonymous SSA names.
6107 2016-02-08 Richard Biener <rguenther@suse.de>
6109 PR rtl-optimization/69274
6110 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
6112 2016-02-08 Jeff Law <law@redhat.com>
6114 PR tree-optimization/65917
6115 * tree-ssa-dom.c (record_temporary_equivalences): Record both
6116 equivalences from if (x == y) style conditionals.
6117 (loop_depth_of_name): Remove.
6118 (record_equality): Remove loop depth check.
6119 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
6120 (const_and_copies::record_const_or_copy_raw): New member function.
6121 * tree-ssa-scopedtables.c
6122 (const_and_copies::record_const_or_copy_raw): New, factored out of
6123 (const_and_copies::record_const_or_copy): Call new member function.
6125 2016-02-05 Jeff Law <law@redhat.com>
6127 PR tree-optimization/68541
6128 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
6129 (count_stmts_in_block): New function.
6130 (poor_ifcvt_candidate_code): Likewise.
6131 (is_feasible_trace): Add some heuristics to determine when path
6132 splitting is profitable.
6133 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
6134 is a diamond with a single exit.
6136 2016-02-05 Martin Sebor <msebor@redhat.com>
6139 * doc/invoke.texi: Update -Wplacement-new to take an optional
6142 2016-02-06 Richard Henderson <rth@redhat.com>
6145 * tree.c (tree_nop_conversion_p): Do not strip casts into or
6146 out of non-standard address spaces.
6148 2016-02-05 Jakub Jelinek <jakub@redhat.com>
6150 PR rtl-optimization/69691
6151 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
6153 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
6155 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
6156 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
6157 (*ieee128_mfvsrd_64bit): Likewise.
6158 (*ieee128_mfvsrd_32bit): Likewise.
6160 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
6164 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
6166 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
6167 instrumented_version.
6169 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
6171 * doc/invoke.texi (Optimize Options): In table of --param options
6172 rename second occurrence of tracer-min-branch-ratio to
6173 tracer-min-branch-probability, rename
6174 tracer-min-branch-ratio-feedback to
6175 tracer-min-branch-probability-feedback and clarify description,
6176 rename sched-spec-state-edge-prob-cutoff to
6177 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
6178 to selsched-insns-to-rename, rename lto-minpartition to
6179 lto-min-partition, delete reorder-blocks-duplicate and
6180 reorder-blocks-duplicate-feedback.
6182 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6184 * config/s390/s390.c (s390_register_info_set_ranges): Remove
6187 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
6189 * doc/extend.texi: S/390: Correct some typos.
6191 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6193 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
6195 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6198 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
6199 (s390_register_info_gprtofpr): Use new macros above.
6200 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
6202 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
6203 its name. Adjust restore and save gpr ranges.
6204 (s390_register_info_set_ranges): New function.
6205 (s390_register_info): Use new macros above. Call
6206 s390_register_info_set_ranges.
6207 (s390_optimize_register_info): Likewise.
6208 (s390_hard_regno_rename_ok): Use new macros.
6209 (s390_hard_regno_scratch_ok): Likewise.
6210 (s390_emit_epilogue): Likewise.
6211 (s390_can_use_return_insn): Likewise.
6212 (s390_optimize_prologue): Likewise.
6213 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
6215 2016-02-05 Jakub Jelinek <jakub@redhat.com>
6218 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
6220 (ix86_option_override_internal): Disable TARGET_STV even for
6221 -m{incoming,preferred}-stack-boundary=3.
6223 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6225 * config.gcc: Mark deprecated rtems targets as obsolete.
6227 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
6229 PR rtl-optimization/64682
6230 PR rtl-optimization/69567
6231 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
6232 before I2 only if the register is both used and set in I2.
6234 2016-02-04 DJ Delorie <dj@redhat.com>
6236 * config/msp430/msp430.c (msp430_start_function): Add function type.
6238 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6241 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
6243 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
6245 PR rtl-optimization/69577
6247 2015-10-29 Richard Henderson <rth@redhat.com>
6251 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
6252 sse check to the exact conditions of PR 67609.
6254 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6257 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
6258 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
6259 not allowed into the traditional Altivec registers.
6260 (movtd_64bit_nodm): Likewise.
6261 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
6263 2016-02-04 David Malcolm <dmalcolm@redhat.com>
6265 * config/aarch64/cortex-a57-fma-steering.c
6266 (aarch64_register_fma_steering): Remove "static" from arguments
6269 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
6272 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
6275 2016-02-04 Mike Frysinger <vapier@gentoo.org>
6277 * doc/invoke.texi: Delete -mno-fma4.
6279 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
6281 PR rtl-optimization/69577
6282 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
6283 (find_subregs_of_mode): Update accordingly. Iterate over partial
6286 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
6288 * config/arm/arm-protos.h (neon_reinterpret): Remove.
6289 * config/arm/arm.c (neon_reinterpret): Remove.
6290 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
6291 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
6292 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
6293 vreinterpretti): Remove.
6294 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
6295 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
6296 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
6297 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
6298 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
6299 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
6300 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
6301 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
6302 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
6303 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
6304 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
6305 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
6306 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
6307 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
6308 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
6309 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
6310 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
6311 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
6312 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
6313 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
6314 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
6315 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
6316 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
6317 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
6318 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
6319 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
6320 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
6321 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
6322 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
6323 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
6324 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
6325 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
6326 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
6327 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
6328 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
6329 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
6330 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
6331 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
6332 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
6333 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
6334 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
6335 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
6336 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
6337 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
6338 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
6339 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
6340 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
6341 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
6342 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
6343 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
6344 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
6345 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
6346 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
6347 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
6348 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
6349 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
6350 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
6351 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
6352 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
6353 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
6354 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
6355 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
6356 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
6357 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
6358 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
6359 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
6360 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
6361 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
6362 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
6363 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
6364 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
6365 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
6366 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
6367 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
6368 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
6369 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
6370 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
6371 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
6372 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
6373 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
6374 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
6375 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
6376 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
6377 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
6378 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
6379 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
6380 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
6381 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
6382 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
6383 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
6384 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
6385 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
6386 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
6387 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
6388 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
6389 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
6390 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
6391 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
6392 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
6393 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
6394 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
6395 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
6396 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
6398 2016-02-04 Martin Liska <mliska@suse.cz>
6401 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
6402 that are gimple_store_p.
6403 (maybe_instrument_call): Likewise.
6405 2016-02-04 Bin Cheng <bin.cheng@arm.com>
6407 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
6408 register scaling out of memory reference and comment why.
6410 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6414 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
6415 folding the source of a SET.
6417 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6421 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
6422 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
6424 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
6428 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
6431 2016-02-04 Christian Bruel <christian.bruel@st.com>
6433 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
6434 * config/arm/arm.c (arm_set_current_function): Likewise.
6436 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6437 Ilya Enkovich <enkovich.gnu@gmail.com>
6438 H.J. Lu <hongjiu.lu@intel.com>
6441 * config/i386/i386.c (convert_scalars_to_vector): Remove
6442 stack alignment fixes.
6443 (ix86_option_override_internal): Disable TARGET_STV if stack
6444 might not be aligned enough.
6445 (ix86_minimum_alignment): Assert that TARGET_STV is false.
6447 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
6449 * gcc/config/i386/x86-tune.def: Disable default prefetching
6452 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6453 Vladimir Makarov <vmakarov@redhat.com>
6456 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
6457 in validating fused toc addresses.
6459 2016-02-03 Jakub Jelinek <jakub@redhat.com>
6462 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
6463 range->m_caret fields if range->m_show_caret_p is false.
6466 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6467 Force oldval into register if it does not satisfy reg_or_short_operand
6468 predicate. Fix up formatting.
6470 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
6471 Alexandre Oliva <aoliva@redhat.com>
6474 * lra-constraints.c (simplify_operand_subreg): Check additionally
6475 address validity after potential reloading.
6476 (process_address_1): Check insns validity. In case of failure do
6479 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
6482 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
6485 2016-02-02 Jakub Jelinek <jakub@redhat.com>
6487 * wide-int.cc (canonize_uhwi): New function.
6488 (wi::divmod_internal): Use it.
6490 2016-02-02 James Norris <jnorris@codesourcery.com
6492 * gimplify.c (omp_notice_variable): Add usage check.
6494 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
6496 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
6497 like LE, GE, LT, GT when emitting relational operator.
6499 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6501 * ira-costs.c (find_costs_and_classes): Add extra argument.
6502 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6503 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6504 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6505 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6506 Add best_class parameter, and return it if not ALL_REGS.
6507 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6509 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6512 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6514 * config/aarch64/aarch64.c
6515 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6516 (aarch64_ira_change_pseudo_allocno_class): New function.
6518 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6521 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6523 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6525 * config/avr/avr.c (avr_option_override): Set
6526 PARAM_ALLOW_STORE_DATA_RACES to 1.
6528 2016-02-02 Richard Biener <rguenther@suse.de>
6530 PR tree-optimization/69595
6531 * match.pd: Add range test simplifications to true/false.
6533 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6535 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6536 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6539 2016-02-02 Richard Biener <rguenther@suse.de>
6541 PR tree-optimization/69606
6542 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6543 info on the result before moving a stmt.
6545 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6548 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6549 branch with vector comparison.
6550 * config/i386/sse.md (VI48_AVX): New mode iterator.
6551 (define_expand "cbranch<mode>4): Add support for conditional branch
6552 with vector comparison.
6553 * tree-vect-loop.c (optimize_mask_stores): New function.
6554 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6555 has_mask_store field of vect_info.
6556 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6557 vectorized loops having masked stores after vec_info destroy.
6558 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6559 correspondent macros.
6560 (optimize_mask_stores): Add prototype.
6562 2016-02-02 Alan Modra <amodra@gmail.com>
6565 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6568 2016-02-02 Alan Modra <amodra@gmail.com>
6571 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6572 whenever toc_label_name used.
6573 (rs6000_file_start): Don't set up toc section here,
6574 (rs6000_output_function_epilogue): do so here instead,
6575 (rs6000_xcoff_file_start): and here.
6576 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6577 (load_toc_aix_di): Likewise.
6579 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6581 PR rtl-optimization/69592
6582 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6583 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6584 (num_sign_bit_copies_binary_arith_p): New inline function.
6585 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6587 2016-02-01 Jeff Law <law@redhat.com>
6589 PR tree-optimization/69580
6590 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6591 * tree-ssa-threadbackward.c
6592 (fsm_find_control_statement_thread_paths): Do not try to walk
6593 through large PHI nodes.
6595 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6597 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6598 when count is incremented above limit, don't analyze further
6601 * omp-low.c (oacc_parse_default_dims): Avoid
6602 -Wsign-compare warning, make sure value fits into int
6603 rather than just unsigned int.
6605 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6607 PR tree-optimization/67921
6608 * fold-const.c (split_tree): New parameters. Convert pointer
6609 type variable part to proper type before negating.
6610 (fold_binary_loc): Pass new arguments to split_tree.
6612 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6614 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6615 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6616 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6617 * doc/tm.texti: Rebuilt.
6618 * doc/invoke.texi (fopenacc-dim): Document.
6619 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6620 (append_compiler_options): Likewise.
6621 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6622 (oacc_parse_default_dims): New.
6623 (oacc_validate_dims): Add USED arg. Select non-unity default when
6625 (oacc_loop_fixed_partitions): Return mask of used partitions.
6626 (oacc_loop_auto_partitions): Emit dump info.
6627 (oacc_loop_partition): Return mask of used partitions.
6628 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6629 loop partitioning and validation calls.
6631 2016-02-01 Richard Biener <rguenther@suse.de>
6634 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6636 2016-02-01 Richard Biener <rguenther@suse.de>
6638 PR tree-optimization/69574
6639 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6640 of asserting return chrec_dont_know.
6642 2016-02-01 Martin Liska <mliska@suse.cz>
6644 * mem-stats-traits.h: Add copyright header.
6645 * mem-stats.h: Likewise.
6647 2016-02-01 Richard Biener <rguenther@suse.de>
6649 PR tree-optimization/69579
6650 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6651 Do not propagate through abnormal PHI results.
6653 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6655 * postreload.c (reload_cse_simplify): Remove dead code.
6657 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6659 PR rtl-optimization/69570
6660 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6661 if there is more than one set, not if there is a single set.
6663 2016-02-01 Richard Henderson <rth@redhat.com>
6666 * combine.c (make_compound_operation): When looking through a
6667 subreg, make sure to re-extend to the width of the outer mode.
6669 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6671 PR tree-optimization/69546
6672 * wide-int.cc (wi::divmod_internal): For unsigned division
6673 where both operands fit into uhwi, if o1 is 1 and o0 has
6674 msb set, if divident_prec is larger than bits per hwi,
6675 clear another quotient word and return 2 instead of 1.
6676 Similarly for remainder with msb in HWI set, if dividend_prec
6677 is larger than bits per hwi.
6679 2016-01-29 Martin Jambor <mjambor@suse.cz>
6681 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6682 Use short lowercase names.
6683 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6684 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6685 acq_rel one. Protect warning agains segfaults if
6686 get_memory_order_name returns NULL.
6687 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6688 with release semantics. Do not warn if get_memory_order already did.
6689 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6690 semantics. Fix check for relaxed or acquire semantics. Do not warn
6691 if get_memory_order already did.
6693 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6695 * doc/install.texi: Document that isl-0.16 is supported.
6697 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6700 * config/i386/constraints.md (Bm): Describe as special memory
6702 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6703 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6704 * genpreds.c (struct constraint_data): Add is_special_memory.
6705 (have_special_memory_constraints, special_memory_start): New
6707 (special_memory_end): Ditto.
6708 (add_constraint): Add new arg is_special_memory. Add code to
6709 process its true value. Update have_special_memory_constraints.
6710 (process_define_constraint): Pass the new arg.
6711 (process_define_register_constraint): Ditto.
6712 (choose_enum_order): Process special memory.
6713 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6714 function insn_extra_special_memory_constraint.
6715 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6716 * gensupport.c (process_rtx): Process
6717 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6718 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6719 * ira-lives.c (single_reg_class): Use
6720 insn_extra_special_memory_constraint.
6721 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6722 * lra-constraints.c (process_alt_operands): Ditto.
6723 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6724 * recog.c (asm_operand_ok, preprocess_constraints): Process
6726 * reload.c (find_reloads): Ditto.
6727 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6728 * stmt.c (parse_input_constraint): Use
6729 insn_extra_special_memory_constraint.
6731 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6734 * lra-splill.c (lra_final_code_change): Revert r229087 by
6735 removing all sub-registers.
6737 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6740 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6742 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6745 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6746 SSE1, copy target into the temporary reg first before recursing
6749 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6751 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6754 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6756 * ginclude/stdarg.h: Test __cplusplus instead of
6757 __GXX_EXPERIMENTAL_CXX0X__.
6759 2016-01-29 Richard Biener <rguenther@suse.de>
6761 PR tree-optimization/69547
6762 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6763 Do not mark clobbers necessary.
6764 (mark_all_reaching_defs_necessary_1): Likewise.
6766 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6768 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6769 declaration name with %qs and print it in both error messages.
6770 Also fix indentation.
6772 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6775 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6776 trailing blank line from error message.
6778 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6781 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6784 2016-01-29 Richard Biener <rguenther@suse.de>
6787 * match.pd: Allow all integral types when simplifying a
6788 widening or sign-changing conversion.
6790 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6792 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6793 back to setting codegen_error to fail codegen.
6795 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6798 * config/i386/constraints.md (C): Only accept constant zero operand.
6799 (BC): New constraint.
6800 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6801 instead of C constraint.
6802 * doc/md.texi (Machine Constraints): Update description
6805 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6808 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6810 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6813 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6816 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6818 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6819 branches if using guessed profile.
6821 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6823 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6825 2016-01-28 Richard Henderson <rth@redhat.com>
6828 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6829 * config/aarch64/aarch64-protos.h: Update.
6830 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6831 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6832 (aarch64_get_condition_code_1): Handle CC_Cmode.
6833 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6834 (*add<mode>3_compareC_cconly_imm): New.
6835 (*add<mode>3_compareC_cconly): New.
6836 (*add<mode>3_compareC_imm): New.
6837 (add<mode>3_compareC): New.
6838 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6839 to be first. Use aarch64_carry_operation.
6840 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6841 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6842 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6843 (subti3): Use subdi3_compare1.
6844 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6845 (sub<mode>3_compare1): New.
6846 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6847 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6848 (*subsi3_carryin_uxtw): Likewise.
6849 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6850 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6851 * config/aarch64/iterators.md (DWI): New.
6852 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6853 (aarch64_borrow_operation): New.
6855 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6857 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6858 message when isl does not return a valid schedule.
6860 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6862 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6863 Remove comments from class declarations: they are already in the code
6866 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6868 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6870 (ternary_op_to_tree): Same.
6871 (unary_op_to_tree): Same.
6872 (nary_op_to_tree): Same.
6873 (gcc_expression_from_isl_expr_op): Same.
6874 (gcc_expression_from_isl_expression): Same.
6875 (graphite_create_new_loop): Same.
6876 (graphite_create_new_loop_guard): Same.
6877 (build_iv_mapping): Same.
6878 (graphite_create_new_guard): Same.
6879 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6880 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6882 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6884 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6885 instead of setting codegen_error to fail codegen.
6887 2016-01-28 Jason Merrill <jason@redhat.com>
6889 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6891 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6893 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6894 Remove CONST_INT_P check in CCMP cost calculation.
6896 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6898 * config/aarch64/aarch64.c (generic_vector_cost):
6899 Set vec_permute_cost.
6900 (cortexa57_vector_cost): Likewise.
6901 (exynosm1_vector_cost): Likewise.
6902 (xgene1_vector_cost): Likewise.
6903 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6904 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6905 Add vec_permute_cost entry.
6907 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6909 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6911 (add<mode>3_compare0): Likewise.
6912 (addsi3_compare0_uxtw): Likewise.
6913 (add<mode>3nr_compare0): Likewise.
6914 (compare_neg<mode>): Likewise.
6915 (<optab><mode>3): Likewise.
6917 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6919 * tree-vect-stmts.c (vectorizable_comparison): Add
6920 NULL check for vectype.
6922 2016-01-28 Richard Biener <rguenther@suse.de>
6924 PR tree-optimization/69466
6925 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6926 Account for PHIs we couldn't duplicate.
6928 2016-01-28 Martin Liska <mliska@suse.cz>
6931 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6932 instead of ENABLE_VALGRIND_CHECKING.
6934 2016-01-27 Richard Henderson <rth@redhat.com>
6937 * lra-remat.c (subreg_regs): New.
6938 (dump_candidates_and_remat_bb_data): Dump it.
6939 (operand_to_remat): Reject if operand in subreg_regs.
6940 (set_bb_regs): Collect subreg_regs.
6941 (lra_remat): Init and free subreg_regs. Compute
6942 calculate_local_reg_remat_bb_data before create_cands.
6944 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6947 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6948 change stack_alignment_needed for __tls_get_addr call.
6950 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6952 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6954 2016-01-27 Jeff Law <law@redhat.com>
6956 PR tree-optimization/68398
6957 PR tree-optimization/69196
6958 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6959 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6960 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6961 Only count PHIs in the last block in the path. The others will
6962 const/copy propagate away. Add heuristic to allow more irreducible
6963 subloops to be created when it is likely profitable to do so.
6965 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6966 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6967 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6969 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6972 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6973 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6974 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6975 * tree-streamer-in.c: Include asan.h.
6976 (streamer_get_builtin_tree): For builtins in sanitizer
6977 range call initialize_sanitizer_builtins and retry.
6979 2016-01-27 Ian Lance Taylor <iant@google.com>
6981 * common.opt (fkeep-gc-roots-live): New undocumented option.
6982 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6983 -fkeep-gc-roots-live, skip pointers.
6984 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6987 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6990 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6991 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6993 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6996 * configure.ac: NetBSD provides SSP in its C library.
6997 * configure: Updated.
6999 2016-01-27 Richard Biener <rguenther@suse.de>
7001 PR tree-optimization/69166
7002 * tree-vect-loop.c (vect_is_simple_reduction): Always check
7003 reduction code for commutativity / associativity.
7005 2016-01-27 Martin Jambor <mjambor@suse.cz>
7007 PR tree-optimization/69355
7008 * tree-sra.c (analyze_access_subtree): Correct hole detection when
7009 total_scalarization fails.
7011 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
7013 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
7016 2016-01-27 Christian Bruel <christian.bruel@st.com>
7019 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
7020 Move arm_reset_previous_fndecl and set_target_option_current_node in
7021 the conditional part. Call save_restore_target_globals.
7022 * config/arm/arm.c (arm_set_current_function):
7023 Refactor to better support #pragma target and attribute mix.
7024 Call save_restore_target_globals.
7025 * config/arm/arm-protos.h (save_restore_target_globals): New function.
7027 2016-01-27 Martin Liska <mliska@suse.cz>
7029 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
7030 reference for an HSA kernel and its host function.
7032 2016-01-27 Jakub Jelinek <jakub@redhat.com>
7034 PR tree-optimization/69399
7035 * wide-int.h (wi::lrshift): For larger precisions, only
7036 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
7038 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
7040 * config/arc/predicates.md (proper_comparison_operator): Reject
7041 constant-constant comparison.
7043 2016-01-26 Tom de Vries <tom@codesourcery.com>
7045 PR tree-optimization/69110
7046 * tree-data-ref.c (initialize_data_dependence_relation): Handle
7047 DR_NUM_DIMENSIONS == 0.
7049 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
7050 Sebastian Pop <s.pop@samsung.com>
7052 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
7053 isl_ast_op_cond and isl_ast_op_select.
7054 (gcc_expression_from_isl_expr_op): Same.
7056 2016-01-26 Jason Merrill <jason@redhat.com>
7059 * tree.c (recompute_constructor_flags): Split out from
7061 (verify_constructor_flags): New.
7062 * tree.h: Declare them.
7064 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
7066 PR rtl-optimization/69217
7067 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
7068 are no TYPE_FIELDS set for the record type.
7070 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7073 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
7074 toc_label_name unconditionally.
7075 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
7076 SYMBOL_REF string. Use toc_label_name instead of constructing
7078 (rs6000_elf_declare_function_name): Use toc_label_name instead of
7079 constructing LCTOC1.
7081 2016-01-26 Martin Sebor <msebor@redhat.com>
7084 * doc/extend.texi (Common Type Attributes): Move text that talks about
7085 attribute packed from attribute aligned to the section discussing
7086 the former attribute for clarity.
7088 2016-01-26 Richard Henderson <rth@redhat.com>
7091 * trans-mem.c (tm_region_init): Mark entry block as visited.
7093 2016-01-26 David Malcolm <dmalcolm@redhat.com>
7096 * diagnostic-show-locus.c (layout::print_source_line): Replace
7097 call to pp_newline with call to layout::print_newline.
7098 (layout::print_annotation_line): Likewise.
7099 (layout::move_to_column): Likewise.
7100 (layout::print_any_fixits): After printing any fixits, print a
7101 trailing newline, if necessary.
7102 (layout::print_newline): New method, resetting any colorization
7104 (diagnostic_show_locus): Move the pp_newline to before the
7105 early bailout. Remove dummy block enclosing the layout instance.
7106 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
7107 of pp_newline_and_flush with pp_flush.
7108 (diagnostic_append_note): Delete use of pp_newline.
7109 (diagnostic_append_note_at_rich_loc): Delete.
7110 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
7111 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
7112 when newline characters are added to the buffer.
7114 2016-01-26 Michael Matz <matz@suse.de>
7116 * configure.ac (ac_cv_std_swap_in_utility): New test.
7117 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
7118 * configure: Regenerate.
7119 * config.in: Regenerate.
7121 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
7123 * config/arc/arc.md (cstoresi4): Force operand into register.
7124 (arcset<code>): Fix predicate.
7125 (arcsetltu): Likewise.
7126 (arcsetgeu): Likewise.
7127 (arcsethi): Likewise.
7128 (arcsetls): Likewise.
7130 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7132 PR tree-optimization/69483
7133 * gimple-fold.c (canonicalize_constructor_val): Return NULL
7134 if base has error_mark_node type.
7136 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
7139 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
7140 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
7142 (vget_lane_f16): Handle big-endian.
7143 (vgetq_lane_f16): Likewise.
7144 (vset_lane_f16): Likewise.
7145 (vsetq_lane_f16): Likewise.
7146 * config/arm/iterators.md (VQXMOV): Add V8HF.
7147 (VDQ): Add V4HF and V8HF.
7148 (V_reg): Handle V4HF and V8HF.
7149 (Is_float_mode): Likewise.
7150 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
7151 neon_vdup_nv8hf): New patterns.
7152 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
7153 Use VD_LANE iterator.
7154 (neon_vld1_dup<mode>): Use VQ2 iterator.
7156 2016-01-26 Nathan Sidwell <nathan@acm.org>
7158 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
7159 (set_oacc_fn_attrib): Add IS_KERNEL arg.
7160 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
7161 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
7162 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
7163 (oacc_validate_dims): Add LEVEL arg, don't return level.
7164 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
7166 (execute_oacc_device_lower): Adjust, add more dump output.
7167 * tree-ssa-loop.c (gate_oacc_kernels): Use
7168 oacc_fn_attrib_kernels_p.
7169 * tree-parloops.c (create_parallel_loop): Adjust
7170 set_oacc_fn_attrib call.
7172 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7175 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
7176 (append_compiler_options): Handle -fcilkplus.
7177 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
7179 2016-01-26 Nick Clifton <nickc@redhat.com>
7182 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
7183 been marked as DECL_ONE_ONLY but we do not the means to make it
7184 so, then do not allow it to bind locally.
7186 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7189 * opts.h (parse_sanitizer_options): New prototype.
7190 * opts.c (sanitizer_opts): New array.
7191 (parse_sanitizer_options): New function.
7192 (common_handle_option): Use parse_sanitizer_options.
7194 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
7197 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
7198 alignment adjustment to ...
7199 (ix86_update_stack_boundary): Here. Don't over-align stack for
7201 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
7202 if __tls_get_addr is called.
7204 2016-01-26 Christian Bruel <christian.bruel@st.com>
7206 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
7208 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
7210 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
7212 2016-01-26 Richard Biener <rguenther@suse.de>
7215 * match.pd: Guard X * CST CMP 0 pattern with single_use.
7217 2016-01-26 Richard Biener <rguenther@suse.de>
7219 PR tree-optimization/69452
7220 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
7221 (move_computations_dom_walker::before_dom_children): Rename
7223 (move_computations_worker): This.
7224 (move_computations): Perform an RPO rather than a DOM walk.
7226 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7229 * combine.c (combine_instructions): For REG_EQUAL note with
7230 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
7231 to the underlying register.
7232 * doc/rtl.texi (REG_EQUAL): Document the behavior of
7233 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
7235 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
7238 * config/aarch64/aarch64-builtins.c
7239 (aarch64_init_simd_builtin_types): Do not set structural
7240 equality to __Poly{8,16,64,128}_t types.
7242 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
7244 PR tree-optimization/69400
7245 * wide-int.cc (wi_pack): Take the precision as argument and
7246 perform canonicalization here rather than in the callers.
7247 Use the main loop to handle all full-width HWIs. Add a
7248 zero HWI if in_len isn't a full result.
7249 (wi::divmod_internal): Update accordingly.
7250 (wi::mul_internal): Likewise. Simplify.
7252 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7253 Sebastian Pop <s.pop@samsung.com>
7255 * graphite-poly.c (apply_poly_transforms): Simplify.
7256 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
7257 (print_isl_map): Same.
7258 (print_isl_union_map): Same.
7259 (print_isl_schedule): New.
7260 (debug_isl_schedule): New.
7261 * graphite-dependences.c (scop_get_reads): Do not call
7262 isl_union_map_add_map that is undocumented isl functionality.
7263 (scop_get_must_writes): Same.
7264 (scop_get_may_writes): Same.
7265 (scop_get_original_schedule): Remove.
7266 (scop_get_dependences): Do not call isl_union_map_compute_flow that
7267 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
7268 (compute_deps): Remove.
7269 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
7270 (debug_schedule_ast): New.
7271 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
7272 set_separate_option.
7273 (graphite_regenerate_ast_isl): Add dump.
7274 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
7275 from scop->transformed_schedule.
7276 (graphite_regenerate_ast_isl): Add more dump.
7277 * graphite-optimize-isl.c (optimize_isl): Set
7278 scop->transformed_schedule. Check whether schedules are equal.
7279 (apply_poly_transforms): Move here.
7280 * graphite-poly.c (apply_poly_transforms): ... from here.
7281 (free_poly_bb): Static.
7282 (free_scop): Static.
7283 (pbb_number_of_iterations_at_time): Remove.
7284 (print_isl_ast): New.
7285 (debug_isl_ast): New.
7286 (debug_scop_pbb): New.
7287 * graphite-scop-detection.c (print_edge): Move.
7289 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
7290 (build_scop_scattering): Remove.
7291 (create_pw_aff_from_tree): Assert instead of bailing out.
7292 (add_condition_to_pbb): Remove unused code, do not fail.
7293 (add_conditions_to_domain): Same.
7294 (add_conditions_to_constraints): Remove.
7295 (build_scop_context): New.
7296 (add_iter_domain_dimension): New.
7297 (build_iteration_domains): Initialize pbb->iterators.
7298 Call add_conditions_to_domain.
7301 (index_outermost_in_loop): New.
7302 (index_pbb_in_loop): New.
7303 (outermost_pbb_in): New.
7304 (add_in_sequence): New.
7305 (add_outer_projection): New.
7306 (outer_projection_mupa): New.
7307 (add_loop_schedule): New.
7308 (build_schedule_pbb): New.
7309 (build_schedule_loop): New.
7310 (embed_in_surrounding_loops): New.
7311 (build_schedule_loop_nest): New.
7312 (build_original_schedule): New.
7313 (build_poly_scop): Call build_original_schedule.
7314 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
7315 (free_poly_dr): Remove.
7316 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
7317 (free_poly_bb): Remove.
7318 (debug_loop_vec): Remove.
7319 (print_isl_ast): Declare.
7320 (debug_isl_ast): Declare.
7321 (scop_do_interchange): Remove.
7322 (scop_do_strip_mine): Remove.
7323 (scop_do_block): Remove.
7324 (flatten_all_loops): Remove.
7325 (optimize_isl): Remove.
7326 (pbb_number_of_iterations_at_time): Remove.
7327 (debug_scop_pbb): Declare.
7328 (print_schedule_ast): Declare.
7329 (debug_schedule_ast): Declare.
7330 (struct scop): Remove schedule. Add original_schedule,
7331 transformed_schedule.
7332 (free_gimple_poly_bb): Remove.
7333 (print_generated_program): Remove.
7334 (debug_generated_program): Remove.
7335 (unify_scattering_dimensions): Remove.
7336 * sese.c (print_edge): ... here.
7337 (print_sese): ... here.
7338 (debug_edge): ... here.
7339 (debug_sese): ... here.
7340 * sese.h (print_edge): Declare.
7341 (print_sese): Declare.
7342 (dump_edge): Declare.
7343 (dump_sese): Declare.
7345 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7346 Sebastian Pop <s.pop@samsung.com>
7348 * Makefile.in: Set ISLVER in site.exp.
7350 2016-01-25 Jakub Jelinek <jakub@redhat.com>
7352 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
7353 DECL_VALUE_EXPR of new_var even for the non-array case. Look
7354 through DECL_VALUE_EXPR for expansion.
7356 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
7358 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
7359 the frame info after reload completed.
7361 2016-01-25 Jeff Law <law@redhat.com>
7363 PR tree-optimization/69196
7364 PR tree-optimization/68398
7365 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
7366 tree-ssa-threadupdate.c.
7367 (determine_bb_domination_status): Prototype
7368 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
7369 (determine_bb_domination_status): No longer static.
7370 (valid_jump_thread_path): Remove code to detect characteristics
7371 of the jump thread path not associated with correctness.
7372 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
7373 Correct test for thread path length. Count PHIs for real operands as
7374 statements that need to be copied. Do not count ASSERT_EXPRs.
7375 Look at all the blocks in the thread path. Compute and selectively
7376 filter thread paths based on threading through the latch, threading
7377 a multiway branch or crossing a multiway branch.
7379 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7381 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
7382 decl with __attribute__ ((unused)) annotation.
7384 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
7387 * tree-vect-stmts.c (vectorizable_condition): Check vectype
7388 of operands is compatible with a statement vectype.
7390 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
7392 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
7393 improve wording for mixed storage order support.
7395 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
7397 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
7398 (vcvt_u64_f64): Likewise.
7399 (vcvta_s64_f64): Likewise.
7400 (vcvta_u64_f64): Likewise.
7401 (vcvtm_s64_f64): Likewise.
7402 (vcvtm_u64_f64): Likewise.
7403 (vcvtn_s64_f64): Likewise.
7404 (vcvtn_u64_f64): Likewise.
7405 (vcvtp_s64_f64): Likewise.
7406 (vcvtp_u64_f64): Likewise.
7408 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
7410 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
7411 (arc_init): Check validity mll64 option.
7412 (arc_save_restore): Use double load/store instruction.
7413 (arc_expand_movmem): Likewise.
7414 (arc_split_move): Don't split if we have double load/store
7415 instructions. Returns a boolean.
7416 (arc_process_double_reg_moves): Change function to return boolean
7417 instead of a sequence of instructions.
7418 (arc_dwarf_register_span): New function.
7419 * config/arc/arc-protos.h (arc_split_move): Change prototype.
7420 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
7421 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
7422 (*movdf_insn): Likewise.
7423 * config/arc/arc.opt (mll64): New option.
7424 * config/arc/predicates.md (even_register_operand): New predicate.
7425 * doc/invoke.texi (ARC Options): Add mll64 documentation.
7427 2016-01-25 Richard Biener <rguenther@suse.de>
7430 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
7431 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
7433 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
7435 2016-01-25 Richard Biener <rguenther@suse.de>
7437 PR tree-optimization/69376
7438 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
7440 (VN_INFO_ANTI_RANGE_P): New inline.
7441 (VN_INFO_RANGE_TYPE): Likewise.
7442 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
7443 SSA_NAME_ANTI_RANGE_P.
7444 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
7445 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7446 Properly query VN_INFO_RANGE_TYPE.
7448 2016-01-25 Nick Clifton <nickc@redhat.com>
7451 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
7453 2016-01-23 Tom de Vries <tom@codesourcery.com>
7455 PR tree-optimization/69426
7456 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
7459 2016-01-23 Jakub Jelinek <jakub@redhat.com>
7461 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
7462 "the the" with "the" in the comments.
7463 * ipa-devirt.c (build_type_inheritance_graph,
7464 update_type_inheritance_graph): Likewise.
7465 * tree.c (build_function_type_list_1): Likewise.
7466 * cfgloopmanip.c (scale_loop_profile): Likewise.
7467 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
7468 * gimple-ssa-split-paths.c
7469 (find_block_to_duplicate_for_splitting_paths): Likewise.
7470 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
7471 * expr.c (convert_move): Likewise.
7472 * var-tracking.c (vt_stack_adjustments): Likewise.
7473 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7474 * tree-vrp.c (test_for_singularity): Likewise.
7476 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
7477 directly instead of building a temporary tree.
7480 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
7481 remove <algorithm> include.
7483 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7486 * config/i386/i386.c: Include dojump.h.
7487 (expand_small_movmem_or_setmem,
7488 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
7490 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
7491 if dynamic_check != -1.
7493 2016-01-21 Jeff Law <law@redhat.com>
7496 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
7497 record_temporary_equivalences. Rewritten to avoid unnecessary calls
7498 into dominated_by_p.
7499 (cprop_into_successor_phis): Avoid unnecessary tests.
7501 2016-01-22 Richard Henderson <rth@redhat.com>
7504 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7505 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7507 2016-01-22 Michael Matz <matz@suse.de>
7509 * system.h (string, algorithm): Include only conditionally.
7510 (new): Include always under C++.
7511 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7512 * final.c (toplevel): Ditto.
7513 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7514 * genconditions.c (write_header): Make gencondmd.c define
7516 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7518 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7519 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7521 2016-01-22 Christian Bruel <christian.bruel@st.com>
7524 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7526 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7529 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7530 define_insn_and_split. Ensure operands[1] and operands[0] do not
7531 get assigned the same register.
7533 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7535 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7537 2016-01-22 Christian Bruel <christian.bruel@st.com>
7539 * config/arm/arm-c.c (arm_pragma_target_parse):
7540 Remove warn_builtin_macro_redefined overwrite.
7542 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7544 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7545 flag_non_call_exceptions compatibility.
7547 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7550 * dwarf2out.c (add_child_die_after): New function.
7551 (dwarf_qual_info_t): New type.
7552 (dwarf_qual_info): New variable.
7553 (qualified_die_p): New function.
7554 (modified_type_die): For -fdebug-types-section, ensure
7555 canonical order of qualifiers. Put qualified DIEs adjacent
7556 to the corresponding non-qualified type DIE and search there
7557 for existing qualified DIEs.
7559 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7561 * doc/extend.texi (scalar_storage_order type attribute): Document
7562 restriction on type punning and aliasing, and remove future tense.
7564 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7567 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7570 2016-01-21 Jeff Law <law@redhat.com>
7573 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7574 useless call to record_temporary_equivalences.
7575 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7576 allocate 10 slots in the bb_path vector and let it grow as needed.
7577 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7580 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7582 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7584 * configure: Regenerate.
7586 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7588 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7589 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7591 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7594 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7595 drop EXPAND_INITIALIZER.
7596 * rtl.h (contains_symbolic_reference_p): Declare.
7597 * rtlanal.c (contains_symbolic_reference_p): New function.
7598 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7599 a subtraction into a NOT if symbolic constants are involved.
7601 2016-01-21 Anton Blanchard <anton@samba.org>
7602 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7605 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7607 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7610 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7612 * config/microblaze/microblaze.c
7613 (get_branch_target): New.
7614 (insert_wic_for_ilb_runout): New.
7616 (microblaze_machine_dependent_reorg): New.
7617 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7618 * config/microblaze/microblaze.md
7619 (UNSPEC_IPREFETCH): Define.
7620 (iprefetch): New pattern
7621 * config/microblaze/microblaze.opt
7622 (mxl-prefetch): New flag.
7624 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7626 * config/microblaze/microblaze.h
7627 (FIXED_REGISTERS): Update in macro.
7628 (CALL_USED_REGISTERS): Update in macro.
7630 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7632 PR rtl-optimization/68920
7633 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7636 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7638 PR rtl-optimization/68990
7639 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7640 pseudo instead of inheritance ones.
7642 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7643 Nick Clifton <nickc@redhat.com>
7647 * config/mips/mips.c (mips_compute_frame_info): Initialise
7648 args_size and hard_frame_pointer_offset fields of the frame
7649 structure before calling mips_global_pointer.
7651 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7653 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7655 * configure: Regenerate.
7657 2016-01-21 Richard Biener <rguenther@suse.de>
7659 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7661 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7663 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7664 to actually emit the .size directive.
7666 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7667 Jakub Jelinek <jakub@redhat.com>
7671 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7672 args array size by one to avoid buffer overflow.
7674 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7676 * config/s390/s390.md (pool_section_start): Use switch_to_section
7677 to select proper read-only data section instead of hardcoding
7679 (pool_section_end): Use switch_to_section to match the above.
7681 2016-01-21 Richard Biener <rguenther@suse.de>
7683 PR tree-optimization/69378
7684 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7685 (set_ssa_val_to): Use it for dominance checks taking into
7686 account not executable edges.
7688 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7691 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7692 for bitsize instead of GET_MODE_PRECISION (mode).
7694 2016-01-20 Martin Sebor <msebor@redhat.com>
7697 * extend.texi (__sync Builtins): Clarify the semantics of
7698 __sync_fetch_and_OP built-ins on pointers.
7699 (__atomic Builtins): Same.
7701 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7702 Sebastian Pop <s.pop@samsung.com>
7704 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7705 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7706 (is_valid_rename): Same.
7707 (translate_isl_ast_to_gimple::get_rename): Same.
7708 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7709 (translate_isl_ast_to_gimple::rename_uses): Same.
7710 (get_new_name): Check for close_phi nodes.
7711 (copy_loop_phi_args): Use phi_node_kind.
7712 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7713 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7715 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7716 Sebastian Pop <s.pop@samsung.com>
7718 Revert commit r229783.
7719 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7720 Remove use of parameter_rename_map.
7722 (copy_internal_parameters): Remove.
7723 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7724 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7725 (free_sese_info): Do not free parameter_rename_map.
7726 (set_rename): Do not use parameter_rename_map.
7727 (rename_uses): Update call to set_rename.
7728 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7729 * sese.h (parameter_rename_map_t): Remove.
7730 (struct sese_info_t): Remove field parameter_rename_map.
7732 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7733 Sebastian Pop <s.pop@samsung.com>
7735 * graphite-isl-ast-to-gimple.c: Fix comment.
7736 * graphite-scop-detection.c (defined_in_loop_p): New.
7737 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7738 names defined in loop.
7740 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7741 Sebastian Pop <s.pop@samsung.com>
7743 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7744 Discard unstructured if-then-else regions.
7746 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7747 Sebastian Pop <s.pop@samsung.com>
7749 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7750 (cleanup_loop_iter_dom): Remove.
7751 (build_loop_iteration_domains): Remove.
7752 (build_scop_context): Remove.
7753 (build_scop_iteration_domain): Remove.
7754 (add_loop_constraints): New.
7755 (build_iteration_domains): New.
7756 (build_poly_scop): Call build_iteration_domains.
7758 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7759 Sebastian Pop <s.pop@samsung.com>
7761 * graphite-scop-detection.c
7762 (scop_detection::harmful_loop_in_region): Free dom and loops.
7763 (scop_detection::loop_body_is_valid_scop): Free bbs.
7765 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7766 Sebastian Pop <s.pop@samsung.com>
7768 * graphite-scop-detection.c (record_loop_in_sese): New.
7769 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7770 (build_scops): Remove call to build_sese_loop_nests.
7771 * sese.c (sese_record_loop): Remove.
7772 (build_sese_loop_nests): Remove.
7773 (new_sese_info): Remove region->loops.
7774 (free_sese_info): Same.
7775 * sese.h (sese_contains_loop): Same.
7776 (build_sese_loop_nests): Remove.
7777 (sese_contains_loop): Remove.
7779 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7780 Sebastian Pop <s.pop@samsung.com>
7782 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7783 loop_is_valid_in_scop.
7784 (scop_detection::harmful_stmt_in_region): Renamed
7785 harmful_loop_in_region.
7786 Call loop_is_valid_in_scop.
7788 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7789 Sebastian Pop <s.pop@samsung.com>
7791 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7794 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7795 Sebastian Pop <s.pop@samsung.com>
7797 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7798 * graphite.h (struct poly_bb): Remove field is_reduction.
7799 (PBB_IS_REDUCTION): Remove.
7801 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7802 Sebastian Pop <s.pop@samsung.com>
7804 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7805 (add_pdr_constraints): Same.
7806 (scop_get_reads): Same.
7807 (scop_get_must_writes): Same.
7808 (scop_get_may_writes): Same.
7809 (scop_get_original_schedule): Same.
7810 (extend_schedule): Same.
7811 (apply_schedule_on_deps): Same.
7812 (carries_deps): Same.
7813 (compute_deps): Same.
7814 (scop_get_dependences): Same.
7815 * graphite-isl-ast-to-gimple.c
7816 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7817 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7818 (get_schedule_for_band_list): Same.
7819 (get_schedule_map): Same.
7820 (apply_schedule_map_to_scop): Same.
7821 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7822 (build_loop_iteration_domains): Same.
7823 (add_condition_to_pbb): Same.
7824 (add_param_constraints): Same.
7825 (pdr_add_memory_accesses): Same.
7826 (pdr_add_data_dimensions): Same.
7828 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7830 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7833 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7835 * common.opt (feliminate-dwarf2-dups): Replace references to
7836 "DWARF 2" with just "DWARF".
7837 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7838 * doc/extend.texi: Likewise.
7839 * doc/cpp.texi: Likewise.
7840 * doc/invoke.texi: Likewise.
7841 (Option Summary): Add -gdwarf to list of Debugging Options.
7842 (Debugging Options): Document -gdwarf.
7843 * doc/contrib.texi: Spell "DWARF" like that.
7845 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7847 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7848 warning. Fix up formatting.
7851 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7852 attempt to mark memory input operand addressable and
7853 call prepare_gimple_addressable in that case. Don't adjust
7854 input_location for diagnostics, use error_at instead.
7856 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7858 * config/rs6000/ppc-auxv.h: New file.
7859 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7861 (cpu_supports): Likewise.
7862 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7863 (cpu_is_info): New variable.
7864 (cpu_supports_info): Likewise.
7865 (tcb_verification_symbol): Likewise.
7866 (cpu_builtin_p): Likewise.
7867 (cpu_expand_builtin): New function.
7868 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7869 (rs6000_init_builtins): Likewise.
7870 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7871 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7872 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7873 * configure: Regenerate.
7874 * config.in: Likewise.
7875 * doc/extend.texi (PowerPC Built-in Functions): Document
7876 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7878 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7881 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7883 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7886 2016-01-20 Richard Henderson <rth@redhat.com>
7892 * tree.c (tm_define_builtin): New.
7893 (find_tm_vector_type): New.
7894 (build_tm_vector_builtins): New.
7895 (build_common_builtin_nodes): Call it.
7897 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7899 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7900 (arm_fp_ok): Likewise.
7902 (arm_crypto): Likewise.
7904 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7905 Richard Biener <rguenther@suse.de>
7907 PR tree-optimization/69328
7908 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7909 vectors have same number of elements.
7910 (vectorizable_condition): Fix masked version recognition.
7912 2016-01-20 Richard Biener <rguenther@suse.de>
7914 PR tree-optimization/69345
7915 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7916 (VN_INFO_PTR_INFO): Likewise.
7917 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7918 info when it is equal between non-dominating SSA names.
7919 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7920 Make sure to look at original SSA infos.
7922 2016-01-20 Jeff Law <law@redhat.com>
7925 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7927 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7928 (pc_or_label_operand): New predicate.
7929 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7930 tests for small integers that are 2^n - 1.
7932 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7934 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7936 2016-01-19 Jeff Law <law@redhat.com>
7939 * tree-ssa-threadbackwards.c
7940 (fsm_find_control_statement_thread_paths): Do not try to lookup
7941 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7943 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7945 * doc/lto.texi: Remove text that says only Gold has linker plugin
7948 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7950 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7951 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7952 the DIE accordingly.
7953 (modified_type_die): Add REVERSE parameter and pass it recursively,
7954 as well as to base_type_die. Adjust presence check accordingly.
7955 (base_type_for_mode): Adjust call to modified_type_die.
7956 (add_type_attribute): Add REVERSE parameter and pass it to
7958 (generic_parameter_die): Adjust call to add_type_attribute.
7959 (add_scalar_info): Likewise.
7960 (add_subscript_info): Likewise.
7961 (gen_array_type_die): Likewise.
7962 (gen_descr_array_type_die): Likewise.
7963 (gen_entry_point_die): Likewise.
7964 (gen_enumeration_type_die): Likewise.
7965 (gen_formal_parameter_die): Likewise.
7966 (gen_subprogram_die): Likewise.
7967 (gen_variable_die ): Likewise.
7968 (gen_const_die): Likewise.
7969 (gen_field_die): Likewise.
7970 (gen_pointer_type_die): Likewise.
7971 (gen_reference_type_die): Likewise.
7972 (gen_ptr_to_mbr_type_die): Likewise.
7973 (gen_inheritance_die): Likewise.
7974 (gen_subroutine_type_die): Likewise.
7975 (gen_typedef_die): Likewise.
7976 (force_type_die): Adjust call to modified_type_die.
7978 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7980 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7981 flow throughout the file. Fix broken link to Objective-C 2.0
7983 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7986 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7988 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7990 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7993 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7994 (maybe_record_node): Record cxa_pure_virtual as the only possible
7995 target if there are not ohter candidates.
7996 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7998 2016-01-19 Richard Biener <rguenther@suse.de>
8000 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
8001 (get_memory_order): Likewise.
8003 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
8005 * tree-vect-stmts.c (vectorizable_store): Check
8008 2016-01-19 David Malcolm <dmalcolm@redhat.com>
8011 * gcc.c (driver::decode_argv): Add call to
8012 init_opts_obstack before init_options_struct.
8013 * opts.c (init_opts_obstack): Remove idempotency.
8014 (init_options_struct): Replace call to init_opts_obstack
8015 with a gcc_assert to verify that it has already been called.
8016 * toplev.c (toplev::main): Add call to init_opts_obstack before
8017 calls to init_options_struct.
8018 (toplev::finalize): Move cleanup of opts_obstack next to
8019 cleanup of save_decoded_options, clearing the latter, and
8020 save_decoded_options_count.
8022 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8025 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
8026 attribute to unconditional. Remove %? from output template.
8028 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8029 Jiong Wang <jiong.wang@arm.com>
8031 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
8032 generated from different expand order.
8034 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8036 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8037 Add support for CCMP costing.
8039 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8041 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
8042 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
8043 (fccmpe<mode>): Likewise.
8044 (fcmp): Rename to fcmp and globalize pattern.
8046 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
8047 (aarch64_gen_ccmp_next): Add FP support.
8049 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8051 * target.def (gen_ccmp_first): Update documentation.
8052 (gen_ccmp_next): Likewise.
8053 * doc/tm.texi (gen_ccmp_first): Update documentation.
8054 (gen_ccmp_next): Likewise.
8055 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
8056 expand_ccmp_expr_1. Improve comments.
8057 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
8058 (ccmp_ior<mode>): Remove pattern.
8059 (cmp<mode>): Remove expand.
8060 (cmp): Globalize pattern.
8061 (cstorecc4): Use cc_register.
8062 (mov<mode>cc): Remove ccmp_cc_register check.
8063 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
8064 Simplify after removal of CC_DNE/* modes.
8065 (aarch64_ccmp_mode_to_code): Remove.
8066 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
8067 In 'k' case use integer as condition.
8068 (aarch64_nzcv_codes): Remove inverted cases.
8069 (aarch64_code_to_ccmode): Remove.
8070 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
8071 comparison with CC register to be used in folowing CCMP/branch/CSEL.
8072 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
8073 pattern. Return the comparison with CC register. Invert conditions
8075 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
8076 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
8078 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8080 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8081 instrumented_version.
8083 2016-01-19 Richard Biener <rguenther@suse.de>
8085 PR tree-optimization/69336
8086 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
8087 handled components with get_ref_base_and_extent.
8088 (equal_mem_array_ref_p): Adjust.
8090 2016-01-19 Jakub Jelinek <jakub@redhat.com>
8093 * shrink-wrap.c: Include valtrack.h.
8094 (move_insn_for_shrink_wrap): Add DEBUG argument. If
8095 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
8096 in between insn and where it will be moved to. Call
8097 dead_debug_insert_temp.
8098 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
8099 first and dead_debug_local_finish at the end.
8100 For uses and defs bitmap, handle all regs in between REGNO and
8101 END_REGNO, not just the first one.
8103 2016-01-19 Richard Biener <rguenther@suse.de>
8105 PR tree-optimization/69352
8106 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
8107 (equal_mem_array_ref_p): Constrain size and max size properly.
8108 Compare the reverse flag.
8110 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
8112 * ira.c (ira): Update regstat data if we deleted insns.
8114 2016-01-19 Jakub Jelinek <jakub@redhat.com>
8116 PR rtl-optimization/68955
8117 PR rtl-optimization/64557
8118 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
8119 here. Fix up formatting.
8120 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
8122 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8125 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
8126 assume that the node has body.
8127 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
8130 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8132 * lto-streamer-out.c (lto_output): Do not stream instrumentation
8135 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8137 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
8138 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
8140 2016-01-19 Martin Jambor <mjambor@suse.cz>
8141 Martin Liska <mliska@suse.cz>
8142 Michael Matz <matz@suse.de>
8144 * Makefile.in (OBJS): Add new source files.
8145 (GTFILES): Add hsa.c.
8146 * common.opt (disable_hsa): New variable.
8147 (-Whsa): New warning.
8148 * config.in (ENABLE_HSA): New.
8149 * configure.ac: Treat hsa differently from other accelerators.
8150 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
8152 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
8153 * doc/install.texi (Configuration): Document --with-hsa-runtime,
8154 --with-hsa-runtime-include, --with-hsa-runtime-lib and
8156 * doc/invoke.texi (-Whsa): Document.
8157 (hsa-gen-debug-stores): Likewise.
8158 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
8159 to invoke offload compiler for hsa acclerator.
8160 * opts.c (common_handle_option): Determine whether HSA offloading
8161 should be performed.
8162 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
8163 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
8164 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
8165 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
8166 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
8167 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
8168 GF_OMP_FOR_KIND_GRID_LOOP.
8169 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
8170 (pp_gimple_stmt_1): Likewise.
8171 * gimple-walk.c (walk_gimple_stmt): Likewise.
8172 * gimple.c (gimple_build_omp_grid_body): New function.
8173 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
8174 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
8175 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
8176 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
8177 GF_OMP_TEAMS_GRID_PHONY.
8178 (gimple_statement_omp_single_layout): Updated comments.
8179 (gimple_build_omp_grid_body): New function.
8180 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
8181 (gimple_omp_for_grid_phony): New function.
8182 (gimple_omp_for_set_grid_phony): Likewise.
8183 (gimple_omp_parallel_grid_phony): Likewise.
8184 (gimple_omp_parallel_set_grid_phony): Likewise.
8185 (gimple_omp_teams_grid_phony): Likewise.
8186 (gimple_omp_teams_set_grid_phony): Likewise.
8187 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
8188 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
8189 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
8190 (BUILT_IN_GOMP_TARGET): Updated type.
8191 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
8192 (adjust_for_condition): New function.
8193 (get_omp_for_step_from_incr): Likewise.
8194 (extract_omp_for_data): Moved parts to adjust_for_condition and
8195 get_omp_for_step_from_incr.
8196 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
8197 (fixup_child_record_type): Bail out if receiver_decl is NULL.
8198 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
8199 (scan_omp_parallel): Do not create child functions for phony
8201 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
8202 (scan_omp_1_op): Checking assert we are not remapping to
8203 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
8204 (parallel_needs_hsa_kernel_p): New function.
8205 (expand_parallel_call): Register apprpriate parallel child
8206 functions as HSA kernels.
8207 (grid_launch_attributes_trees): New type.
8208 (grid_attr_trees): New variable.
8209 (grid_create_kernel_launch_attr_types): New function.
8210 (grid_insert_store_range_dim): Likewise.
8211 (grid_get_kernel_launch_attributes): Likewise.
8212 (get_target_argument_identifier_1): Likewise.
8213 (get_target_argument_identifier): Likewise.
8214 (get_target_argument_value): Likewise.
8215 (push_target_argument_according_to_value): Likewise.
8216 (get_target_arguments): Likewise.
8217 (expand_omp_target): Call get_target_arguments instead of looking
8218 up for teams and thread limit.
8219 (grid_expand_omp_for_loop): New function.
8220 (grid_arg_decl_map): New type.
8221 (grid_remap_kernel_arg_accesses): New function.
8222 (grid_expand_target_kernel_body): New function.
8223 (expand_omp): Call it.
8224 (lower_omp_for): Do not emit phony constructs.
8225 (lower_omp_taskreg): Do not emit phony constructs but create for them
8226 a temporary variable receiver_decl.
8227 (lower_omp_taskreg): Do not emit phony constructs.
8228 (lower_omp_teams): Likewise.
8229 (lower_omp_grid_body): New function.
8230 (lower_omp_1): Call it.
8231 (grid_reg_assignment_to_local_var_p): New function.
8232 (grid_seq_only_contains_local_assignments): Likewise.
8233 (grid_find_single_omp_among_assignments_1): Likewise.
8234 (grid_find_single_omp_among_assignments): Likewise.
8235 (grid_find_ungridifiable_statement): Likewise.
8236 (grid_target_follows_gridifiable_pattern): Likewise.
8237 (grid_remap_prebody_decls): Likewise.
8238 (grid_copy_leading_local_assignments): Likewise.
8239 (grid_process_kernel_body_copy): Likewise.
8240 (grid_attempt_target_gridification): Likewise.
8241 (grid_gridify_all_targets_stmt): Likewise.
8242 (grid_gridify_all_targets): Likewise.
8243 (execute_lower_omp): Call grid_gridify_all_targets.
8244 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
8245 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
8246 (tree_omp_clause): Added union field dimension.
8247 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
8248 * tree.c (omp_clause_num_ops): Added number of arguments of
8249 OMP_CLAUSE__GRIDDIM_.
8250 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
8251 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
8252 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
8253 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
8254 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
8255 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
8256 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
8257 * tree-pass.h (make_pass_gen_hsail): Declare.
8258 (make_pass_ipa_hsa): Likewise.
8259 * ipa-hsa.c: New file.
8260 * lto-section-in.c (lto_section_name): Add hsa section name.
8261 * lto-streamer.h (lto_section_type): Add hsa section.
8262 * timevar.def (TV_IPA_HSA): New.
8263 * hsa-brig-format.h: New file.
8264 * hsa-brig.c: New file.
8265 * hsa-dump.c: Likewise.
8266 * hsa-gen.c: Likewise.
8269 * toplev.c (compile_file): Call hsa_output_brig.
8270 * hsa-regalloc.c: New file.
8272 2016-01-18 Jeff Law <law@redhat.com>
8274 PR tree-optimization/69320
8275 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
8276 ranged object, do nothing if the RHS constant is not [0..1].
8277 (optimize_stmt): Comparing a boolean ranged object against a
8278 constant outside [0..1] results in a compile-time constant.
8280 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
8283 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
8285 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8286 (Option Summary): Update to reflect new section and moved options.
8287 (C++ Dialect Options): Move -fstats to new section.
8288 (Debugging Options): Move all dump, statistics, and other GCC
8289 developer options to new section. Rewrite section introduction
8290 and re-order remaining options to put the more basic ones first.
8291 (Optimization Options): Move -fira-verbose and -flto-report* to
8293 (Developer Options): New section incorporating moved options.
8294 * doc/cppopts.texi (-dM): Update cross-reference.
8296 2016-01-18 Richard Henderson <rth@redhat.com>
8299 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
8300 operands to pseudo only if CSE is expected. Split long immediate
8301 operands only after reload, and for the stack pointer.
8302 (*add<GPI>3_pluslong): Remove.
8303 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
8304 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
8305 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
8306 (*add<GPI>3 peepholes): New.
8307 (*add<GPI>3 splitters): New.
8308 * config/aarch64/constraints.md (Upl): New.
8309 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
8311 2016-01-18 Richard Biener <rguenther@suse.de>
8313 PR tree-optimization/69297
8314 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
8316 (vect_bb_vectorization_profitable_p): Clear visited flag again.
8318 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8321 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
8322 of mixind vector and scalar types.
8323 (fold_relational_const): Add handling of vector
8324 comparison with boolean result.
8325 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
8326 comparison of vector operands with boolean result for EQ/NE only.
8327 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
8328 (verify_gimple_cond): Likewise.
8329 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
8332 2016-01-18 Joseph Myers <joseph@codesourcery.com>
8334 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
8337 2016-01-18 Richard Biener <rguenther@suse.de>
8340 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
8342 2016-01-18 Tom de Vries <tom@codesourcery.com>
8344 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
8346 2016-01-18 Tom de Vries <tom@codesourcery.com>
8348 * omp-low.c (set_oacc_fn_attrib): Make extern.
8349 * omp-low.h (set_oacc_fn_attrib): Declare.
8350 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
8351 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
8352 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
8353 Add and handle function parameter oacc_kernels_p.
8354 (find_reduc_addr, get_omp_data_i_param): New function.
8355 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
8356 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
8357 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
8358 Calculate dominance info. Skip loops that are not in a kernels region
8359 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
8360 (pass_parallelize_loops::execute): Call parallelize_loops with
8361 oacc_kernels_p argument.
8362 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
8363 New member function.
8364 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
8365 * passes.def: Add argument to pass_parallelize_loops instantation.
8367 2016-01-18 Tom de Vries <tom@codesourcery.com>
8369 * tree-parloops.c (pass_parallelize_loops::execute): Allow
8370 pass_parallelize_loops to be run outside the loop pipeline.
8372 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8374 * tree-scalar-evolution.c (follow_copies_to_constant): New.
8375 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
8377 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8380 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
8381 using get_ref_base_and_extent.
8382 (equal_mem_array_ref_p): New.
8383 (hashable_expr_equal_p): Add call to previous.
8385 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8388 * tree-sra.c (disqualified_constants, constant_decl_p): New.
8389 (sra_initialize): Allocate disqualified_constants.
8390 (sra_deinitialize): Free disqualified_constants.
8391 (disqualify_candidate): Update disqualified_constants when appropriate.
8392 (create_access): Scan for constant-pool entries as we go along.
8393 (scalarizable_type_p): Add check against type_contains_placeholder_p.
8394 (maybe_add_sra_candidate): Allow constant-pool entries.
8395 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
8396 (initialize_constant_pool_replacements): New.
8397 (sra_modify_assign): Avoid mangling assignments created by previous,
8398 and don't generate writes into constant pool.
8399 (sra_modify_function_body): Call initialize_constant_pool_replacements.
8401 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8403 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
8405 (scalar_chain::convert_op): Likewise.
8406 * config/i386/i386.md (*andndi3_doubleword): New.
8408 2016-01-18 Richard Biener <rguenther@suse.de>
8410 PR tree-optimization/69170
8411 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
8412 building a vector from scalar results of a pattern stmt.
8414 2016-01-18 Jakub Jelinek <jakub@redhat.com>
8416 * haifa-sched.c (autopref_multipass_init): Work around
8417 -Wmaybe-uninitialized warning.
8419 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
8421 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
8422 against the constant 0.
8424 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8426 PR tree-optimization/68799
8427 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
8428 look up phi candidates in the statement-candidate map.
8429 (phi_add_costs): Likewise.
8430 (record_phi_increments): Likewise.
8431 (phi_incr_cost): Likewise.
8432 (ncd_with_phi): Likewise.
8433 (all_phi_incrs_profitable): Likewise.
8435 2016-01-17 Jakub Jelinek <jakub@redhat.com>
8437 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
8438 -Wmaybe-uninitialized warning.
8440 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
8442 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8443 (Option Summary): Update to reflect new section and moved options.
8444 (C++ Dialect Options): Move -fvtable-verify and related options.
8445 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
8446 and profiling-related options.
8447 (Optimization Options): Move profile generation options and
8448 -fstack-protector and related options.
8449 (Instrumentation Options): New section incorporating moved options.
8450 (Code Generation Options): Move -finstrument-functions and
8451 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
8453 2016-01-16 Tom de Vries <tom@codesourcery.com>
8455 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
8457 2016-01-16 Tom de Vries <tom@codesourcery.com>
8459 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
8461 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
8463 * hash-table.h (hash_table::empty): Turn into an inline wrapper
8464 that checks whether the table is already empty. Rename the
8465 original implementation to...
8466 (hash_table::empty_slot): ...this new private function.
8468 2016-01-15 David Malcolm <dmalcolm@redhat.com>
8471 * diagnostic-show-locus.c (layout::print_source_line): Move x
8472 offset of line until after call to
8473 get_line_width_without_trailing_whitespace.
8475 2016-01-15 Jeff Law <law@redhat.com>
8477 PR tree-optimization/69270
8478 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
8479 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
8480 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
8481 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
8482 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8483 ssa_name_has_boolean_range and constant_boolean_node.
8485 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
8487 PR rtl-optimization/69030
8488 * lra-spills.c (remove_pseudos): Check nrefs and make the function
8490 (spill_pseudos): Delete debug insn for dead pseudo.
8491 (lra_spill): Initiate spill_hard_reg and slots memory separately.
8493 2016-01-15 Jiong Wang <jiong.wang@arm.com>
8495 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
8497 (TYPES_UNOPUS): Likewise.
8498 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
8499 builtin type, from UNOP to UNOPUS.
8500 (lbtruncuv4sf): Likewise.
8501 (lbtruncuv2df): Likewise.
8502 (lrounduv2sf): Likewise.
8503 (lrounduv4sf): Likewise.
8504 (lrounduv2df): Likewise.
8505 (lroundusf): Likewise.
8506 (lroundusf): Likewise.
8507 (lceiluv2sf): Likewise.
8508 (lceiluv4sf): Likewise.
8509 (lceiluv2df): Likewise.
8510 (lceilusf): Likewise.
8511 (lceiludf): Likewise.
8512 (lflooruv2sf): Likewise.
8513 (lflooruv4sf): Likewise.
8514 (lflooruv2df): Likewise.
8515 (lfloorusf): Likewise.
8516 (lfloorudf): Likewise.
8517 (lfrintnuv2sf): Likewise.
8518 (lfrintnuv4sf): Likewise.
8519 (lfrintnuv2df): Likewise.
8520 (lfrintnusf): Likewise.
8521 (lfrintnudf): Likewise.
8522 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8524 (vcvtq_u32_f32): Likewise.
8525 (vcvtq_u64_f64): Likewise.
8526 (vcvta_u32_f32): Likewise.
8527 (vcvtaq_u32_f32): Likewise.
8528 (vcvtaq_u64_f64): Likewise.
8529 (vcvtm_u32_f32): Likewise.
8530 (vcvtmq_u32_f32): Likewise.
8531 (vcvtmq_u64_f64): Likewise.
8532 (vcvtn_u32_f32): Likwise.
8533 (vcvtnq_u32_f32): Likewise.
8534 (vcvtnq_u64_f64): Likewise.
8535 (vcvtp_u32_f32): Likewise.
8536 (vcvtpq_u32_f32): Likewise.
8537 (vcvtpq_u64_f64): Likewise.
8538 (vcvtmd_u64_f64): Likewise.
8539 (vcvtms_u32_f32): Likewise.
8540 (vcvtad_u64_f64): Likewise.
8541 (vcvtas_u32_f32): Likewise.
8542 (vcvtnd_u64_f64): Likewise.
8543 (vcvtns_u32_f32): Likewise.
8544 (vcvtpd_u64_f64): Likewise.
8545 (vcvtps_u32_f32): Likewise.
8547 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8549 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8550 CSEL of zero_extended registers.
8552 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8554 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8555 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8557 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8559 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8560 false when argument string is not found in the attributes table
8563 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8566 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8567 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8568 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8571 2016-01-15 Richard Biener <rguenther@suse.de>
8573 PR tree-optimization/66856
8574 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8575 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8576 (vect_create_new_slp_node): Increment stmt reference count.
8577 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8578 an SLP tree before swapping operands.
8579 (vect_build_slp_tree): Likewise.
8580 (destroy_bb_vec_info): Free stmt info after SLP instances.
8581 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8582 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8583 (STMT_VINFO_NUM_SLP_USES): New macro.
8585 2016-01-15 Richard Biener <rguenther@suse.de>
8588 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8589 (add_linkage_name): ... here.
8590 (gen_typedef_die): Use add_linkage_name_raw instead of
8591 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8594 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8596 * gimplify.c (oacc_default_clause): Decode reference and pointer
8597 types for both kernels and parallel regions.
8599 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8602 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8604 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8606 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8607 (convert_scalars_to_vector): Likewise.
8609 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8611 * doc/extend.texi (Type Traits): Fix grammar.
8613 2016-01-15 Martin Jambor <mjambor@suse.cz>
8615 * tree-inline.c (remap_decl): Use existing dclarations if
8616 remapping a type and prevent_decl_creation_for_types.
8617 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8618 decls first. Do real remapping with
8619 prevent_decl_creation_for_types set.
8620 * tree-inline.h (copy_body_data): New field
8621 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8624 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8626 * config/s390/s390.opt (mmvcle): More verbose help text.
8628 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8630 * config/s390/s390.opt: Add period to -mzvector option text.
8632 2016-01-15 Richard Biener <rguenther@suse.de>
8634 PR tree-optimization/68961
8635 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8636 of invariants in stores again.
8638 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8640 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8642 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8644 * config/i386/i386.c (ix86_expand_branch): Don't split
8645 DI mode xor instruction to SI mode.
8647 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8650 * ipa-icf.c (sem_function::merge): Virtual functions may become
8651 reachable even if they address is not taken and there are no
8654 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8656 * lto-streamer-out.c (subtract_estimated_size): New function.
8657 (get_symbol_initial_value): Use it.
8659 2016-01-15 Christian Bruel <christian.bruel@st.com>
8662 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8663 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8664 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8665 use add_builtin_function_ext_scope instead of add_builtin_function.
8666 (neon_set_p, neon_crypto_set_p): Remove.
8667 (arm_init_builtins): Always call arm_init_neon_builtins and
8668 arm_init_crypto_builtins.
8669 (arm_expand_builtin): Check that builtins are allowed for the arch.
8670 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8671 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8672 arm_init_neon_builtins call.
8674 2016-01-15 Richard Biener <rguenther@suse.de>
8676 PR tree-optimization/69117
8677 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8678 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8679 of the leader conservatively.
8680 (free_scc_vn): Restore original SSA name infos.
8682 2016-01-14 Jeff Law <law@redhat.com>
8684 PR tree-optimization/69270
8685 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8686 single bit of precision, verify it's also unsigned.
8687 (record_edge_info): Use constant_boolean_node rather than fold_convert
8688 to convert boolean_true/boolean_false to the right type.
8690 2016-01-14 Richard Henderson <rth@redhat.com>
8693 * loop-doloop.c (record_reg_sets): New.
8694 (doloop_optimize): Reject the transform if the sequence
8695 clobbers registers live at the end of the loop block.
8696 (doloop_optimize_loops): Enable df_live if needed.
8698 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8700 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8701 * gcc/config/rs6000/rs6000.c: Likewise.
8702 * gcc/config/rs6000/rs6000.h: Likewise.
8703 * gcc/config/rs6000/rs6000.md: Likewise.
8704 * gcc/doc/extend.texi: Likewsie.
8706 2016-01-14 Jeff Law <law@redhat.com>
8708 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8711 2016-01-14 Richard Henderson <rth@redhat.com>
8715 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8716 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8717 instead of builtin_decl_declared_p to test for declaration.
8719 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8721 * doc/loop.texi (Loop Analysis and Representation): Document
8722 loop_depth function.
8724 2016-01-14 Tom de Vries <tom@codesourcery.com>
8726 PR tree-optimization/68773
8727 * omp-low.c (expand_omp_target): Don't set force_output.
8728 * varpool.c (varpool_node::get_create): Same.
8729 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8730 offload_funcs with force_output.
8732 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8735 * lra-eliminations.c (move_plus_up): Don't change anything if either
8736 the outer or inner subreg mode is not MODE_INT.
8737 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8738 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8740 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8742 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8743 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8744 reduc_uplus_@var{m}): Remove.
8745 * expr.c (expand_expr_real_2): Remove expansion path for
8746 reduc_[us](min|max|plus) optabs.
8747 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8748 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8749 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8750 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8751 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8752 reduc_[us](min|max|plus) optabs.
8754 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8756 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8757 (reduc_plus_scal_v2sf): New.
8758 (reduc_smax_v2sf): Rename to...
8759 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8760 (reduc_smin_v2sf): Rename to...
8761 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8763 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8765 * alias.c (compare_base_symbol_refs): New function.
8766 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8769 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8772 PR tree-optimization/69155
8773 * tree-complex.c: Include cfganal.h.
8774 (phis_to_revisit): New variable.
8775 (extract_component): Add phiarg_p argument. Assert that returned
8776 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8777 (update_phi_components): Partly rewrite to use loop over real/imag
8778 components instead of code duplication. If extract_component returns
8779 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8780 create_tmp_reg into the PHI node instead, and mention the phi triplet
8782 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8783 in phis_to_revisit at the end.
8785 2016-01-14 Richard Biener <rguenther@suse.de>
8787 PR tree-optimization/68060
8788 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8789 outer loop reduction is only used in the inner loop before
8790 detecting a double reduction.
8792 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8795 * combine.c (expand_field_assignment): Punt if compute_mode is
8796 unsupported scalar mode.
8798 2016-01-14 Richard Biener <rguenther@suse.de>
8800 PR tree-optimization/66856
8801 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8802 SLP node only if it built successfully.
8803 (vect_analyze_slp_instance): Adjust.
8805 2016-01-14 Jeff Law <law@redhat.com>
8807 PR tree-optimization/69270
8808 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8809 (record_edge_info): Use it. Convert boolean_{true,false}_node
8812 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8815 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8816 use block_ultimate_origin
8817 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8819 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8821 * doc/invoke.texi (Submodel Options): Rename section to
8822 "Machine-Dependent Options" to better reflect its content.
8823 Rewrite introductory text to remove archaic CPU names.
8826 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8828 * doc/invoke.texi (Code Gen Options): Move section up in file,
8829 before target-specific options. Update menu and option summary
8830 to reflect the new section ordering.
8832 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8834 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8835 (C++ Dialect Options): Add cross-reference to -std option.
8836 * doc/standards.texi (C++ Language): Document C++14 support.
8838 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8840 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8841 for pack/unpack functions for __ibm128.
8842 (PACK_IF): Likewise.
8843 (UNPACK_IF): Likewise.
8845 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8846 support for __ibm128 pack/unpack functions.
8847 (rs6000_invalid_builtin): Likewise.
8848 (rs6000_init_builtins): Likewise.
8849 (rs6000_opt_masks): Likewise.
8851 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8852 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8854 (RS6000_BTM_COMMON): Likewise.
8856 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8857 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8858 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8859 128-bit floating point. Add support for the double values to be
8860 in Altivec registers for TF/IF packing and unpacking, but restrict
8861 TD packing sub-fields to be FPR registers. Don't allow overlapped
8862 register support for packing. Allow pack inputs to be memory
8863 locations. Don't build generator functions for unpack<mode>_dm
8864 and unpack<mode>_nodm.
8865 (unpack<mode>_dm): Likewise.
8866 (unpack<mode>_nodm): Likewise.
8867 (pack<mode>): Likewise.
8869 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8870 built-in functions to pack/unpack explicit __ibm128 values.
8871 (__builtin_unpack_ibm128): Likewise.
8873 * doc/extend.texi (PowerPC Built-in Functions): Document
8874 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8876 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8879 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8880 Add new arg loc and pass it down as context.
8881 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8882 to the location to use for the warning.
8883 (check_function_arguments): New arg loc. All callers changed. Pass
8884 it to check_function_nonnull.
8885 * c-common.h (check_function_arguments): Adjust declaration.
8887 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8889 PR tree-optimization/69156
8890 * gimple.c (validate_type): Removed.
8891 (gimple_builtin_call_types_compatible_p): Use
8892 useless_type_conversion_p instead of validate_type.
8893 * value-prof.c (gimple_stringop_fixed_value): Fold
8894 icall_size to correct type.
8896 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8898 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8901 2016-01-13 Richard Henderson <rth@redhat.com>
8904 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8905 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8906 (ix86_builtin_tm_store): Remove.
8907 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8908 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8909 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8910 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8911 * doc/tm.texi: Rebuild.
8913 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8914 (BUILT_IN_TM_MEMCPY_RTWN): New.
8915 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8916 fallback from vector to integer helpers.
8917 (build_tm_load): Handle vector types directly, instead of
8919 (build_tm_store): Likewise.
8920 (expand_assign_tm): Prepare for register types not handled by
8921 the above. Copy them to memory and use memcpy.
8922 * tree.c (tm_define_builtin): New.
8923 (find_tm_vector_type): New.
8924 (build_tm_vector_builtins): New.
8925 (build_common_builtin_nodes): Call it.
8927 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8929 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8930 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8932 2016-01-13 Tom de Vries <tom@codesourcery.com>
8934 PR tree-optimization/69169
8935 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8936 handled_struct_type param.
8937 (create_variable_info_for, intra_create_variable_infos): Call
8938 create_variable_info_for_1 with extra arg.
8940 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8942 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8943 and "armv8.1-a+crc" entries.
8945 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8948 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8949 Change first operand predicate from register_or_constm1_operand
8950 to register_operand.
8951 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8952 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8953 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8954 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8955 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8956 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8957 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8958 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8959 comparison with constm1_rtx from vec_prefetch_gen part.
8961 2016-01-13 Richard Biener <rguenther@suse.de>
8963 PR tree-optimization/69013
8964 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8965 Exchange assert for a test.
8967 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8970 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8972 2016-01-13 Richard Biener <rguenther@suse.de>
8974 PR tree-optimization/69242
8975 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8976 assert with a check.
8978 2016-01-13 Richard Biener <rguenther@suse.de>
8980 PR tree-optimization/69186
8981 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8982 Properly guard vect_update_misalignment_for_peel call.
8984 2016-01-12 Jeff Law <law@redhat.com>
8986 PR tree-optimization/pr67755
8987 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8988 "need_profile_correction".
8989 (thread_block_1): Initialize new field to false by default. If we
8990 have multiple thread paths through a common joiner to different
8991 final targets, then set new field to true.
8992 (compute_path_counts): Only do count adjustment when it's really
8995 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8997 * doc/invoke.texi (Spec Files): Move section down in file, past
8998 all command-line option descriptions.
9000 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9003 * doc/gty.texi: Remove documentation of mark_hook.
9004 * gengtype.c (struct write_types_data): Remove code to support
9005 mark_hook attribute.
9006 (walk_type): Likewise.
9007 (write_func_for_structure): Likewise.
9009 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
9011 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
9012 Directory Options, and -specs= to Overall Options.
9013 (Overall Options): Adjust similarly. Reorder to group related
9014 options together. Make -specs= cross-reference the spec file details.
9015 (Directory Options): Adjust similarly.
9017 2016-01-12 Jeff Law <law@redhat.com>
9019 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
9021 2016-01-12 Olivier Hainque <hainque@adacore.com>
9023 * gcc.c (spec_undefvar_allowed): New global.
9024 (process_command): Set to true when running for --version or --help,
9026 (getenv_spec_function): When the variable is not defined, use the
9027 variable name as the variable value if we're allowed not to issue
9030 2016-01-12 Bin Cheng <bin.cheng@arm.com>
9032 PR tree-optimization/68911
9033 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
9034 information computed for expression "init + nit * step".
9036 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
9038 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
9039 about name of GCC executable. Remove deleted node from menu.
9040 (Directory Options) <-B>: Remove cross-reference to deleted node.
9041 (Target Options): Delete section.
9043 2016-01-12 Christian Bruel <christian.bruel@st.com>
9046 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
9047 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
9049 2016-01-12 Jakub Jelinek <jakub@redhat.com>
9052 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
9053 aligned_mem is properly set for AVX512-VL floating point masked
9057 * ifcvt.c (cond_exec_process_if_block): When removing the last
9058 insn from then_bb, remove also any possible barriers that follow it.
9060 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
9064 * config/i386/iamcu.h (SIZE_TYPE): New macro.
9065 (PTRDIFF_TYPE): Likewise.
9066 (WCHAR_TYPE): Likewise.
9067 (WCHAR_TYPE_SIZE): Likewise.
9068 (STDINT_LONG32): Likewise.
9070 2016-01-12 Richard Biener <rguenther@suse.de>
9072 PR tree-optimization/69053
9073 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
9074 convert initial value for cond reductions.
9076 2016-01-12 Richard Biener <rguenther@suse.de>
9078 PR tree-optimization/69007
9079 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
9080 widen_sum after dot_prod and sad.
9082 2016-01-12 Richard Biener <rguenther@suse.de>
9084 PR tree-optimization/69168
9085 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
9086 pattern stmt SLP type.
9087 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
9088 end up unused so cope with that case.
9090 2016-01-12 Richard Biener <rguenther@suse.de>
9092 PR tree-optimization/69157
9093 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
9094 stmts def type only during analyze phase.
9095 (vectorizable_call): Likewise.
9096 (vectorizable_simd_clone_call): Likewise.
9097 (vectorizable_conversion): Likewise.
9098 (vectorizable_assignment): Likewise.
9099 (vectorizable_shift): Likewise.
9100 (vectorizable_operation): Likewise.
9101 (vectorizable_store): Likewise.
9102 (vectorizable_load): Likewise.
9104 2016-01-12 Richard Biener <rguenther@suse.de>
9106 PR tree-optimization/69174
9107 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
9109 (vectorizable_load): Properly compute the number of loads needed
9110 for permuted strided SLP loads and do not spuriously assign
9111 to SLP_TREE_VEC_STMTS.
9113 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
9115 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
9116 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
9117 (MD_EXEC_PREFIX): Remove.
9118 (MD_STARTFILE_PREFIX) Removee.
9119 (FILE_NAME_ABSOLUTE_P): Remove.
9120 (CPP_SPEC): Do not read macros from sys/version.h.
9121 (LINK_COMMAND_SPEC): Remove.
9122 (LOCAL_INCLUDE_DIR): Remove.
9123 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
9124 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
9125 (POST_LINK_SPEC): Define to invoke stubify after linker
9126 (LIBSTDCXX): Remove define
9127 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
9128 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
9129 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
9130 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
9131 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
9132 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
9133 (i386_djgpp_asm_named_section): Add propotype of new procedure
9135 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
9136 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
9137 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
9138 in config/i386/djgpp.h).
9139 (STANDARD_STARTFILE_PREFIX_2): Define identical to
9140 STANDARD_STARTFILE_PREFIX_1.
9141 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
9142 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
9143 installation errors.
9144 (MAX_OFILE_ALIGNMENT): Define to 128.
9145 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
9147 * config/i386/djgpp.c: New file. Add implementation of
9148 i386_djgpp_asm_named_section.
9150 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
9152 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
9153 Add rule for building djgpp.o.
9155 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9157 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
9158 (rtx_is_swappable_p): Reductions are swappable.
9159 (insn_is_swappable_p): V2DF reductions are swappable.
9161 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
9163 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
9164 reloads for other unsupported memory operands.
9166 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9167 Jim Wilson <jim.wilson@linaro.org>
9170 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
9171 copy_to_mode_reg instead of force_reg.
9173 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9176 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
9177 TARGET_80387 is true.
9179 2016-01-11 Jakub Jelinek <jakub@redhat.com>
9182 * lra-eliminations.c (move_plus_up): Only move plus up
9183 if subreg of the constant can be simplified into constant
9184 and use the simplified subreg of the constant instead of
9185 the original constant.
9187 * fold-const.c (fold_convertible_p): Don't return true
9188 for conversion of VECTOR_TYPE to same sized integral type.
9189 (fold_convert_loc): Fix up formatting. Fold conversion of
9190 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
9191 instead of NOP_EXPR.
9193 PR tree-optimization/69214
9194 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
9195 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
9198 PR tree-optimization/69207
9199 * tree-vect-slp.c (vect_get_constant_vectors): For
9200 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
9201 fold_convertible_p to vector_type's element type, and always
9202 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
9204 2016-01-11 Richard Biener <rguenther@suse.de>
9206 PR tree-optimization/69173
9207 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
9208 fixup the cycle if all stmts are in a pattern.
9210 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
9213 * alias.c (base_alias_check): Move check for addresses with
9214 alignment ANDs before the call for compare_base_decls.
9215 (memrefs_conflict_p): Return -1 for different decls
9216 that went through alignment adjustments.
9218 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9220 PR rtl-optimization/68796
9221 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
9222 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
9223 and QImode comparisons against zero with CC_NZmode.
9224 * config/aarch64/iterators.md (short_mask): New mode_attr.
9226 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9228 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
9229 (<avx512>_store<mode>_mask): Likewise.
9231 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
9232 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9234 PR rtl-optimization/68841
9235 * ifcvt.c (struct noce_if_info): Add orig_x field.
9236 (bbs_ok_for_cmove_arith): Add to_rename parameter.
9237 Don't record conflicts on to_rename if it's present.
9238 Allow memory destinations in sets.
9239 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
9240 blocks, passing orig_x to the checks.
9241 (noce_process_if_block): Set if_info->orig_x appropriately.
9243 2016-01-11 Tom de Vries <tom@codesourcery.com>
9245 PR tree-optimization/69069
9246 * tree-parloops.c (create_parallel_loop): Add missing phi args.
9248 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
9250 PR rtl-optimization/68920
9251 * config/i386/i386.c (ix86_option_override_internal): Restrict number
9252 of conditional moves for RTL if-conversion to 1 for
9253 TARGET_ONE_IF_CONV_INSN.
9254 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
9255 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
9256 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
9257 parameter to restirct number of conditional moves for
9259 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
9260 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
9263 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
9266 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
9267 onepart vars. Fix typo in comment. Fix reversed condition in
9269 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
9272 * var-tracking.c (dump_onepart_variable_differences): New.
9273 (dataflow_set_different): If a detailed dump is requested,
9274 delay early returns and dump differences between onepart
9275 variables present before and after, and added variables.
9277 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9280 * expr.c (expand_expr_real_1): For boolean vector constants
9281 with a scalar mode use const_scalar_mask_from_tree.
9282 (const_scalar_mask_from_tree): New.
9283 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
9284 assigned to a mask type to handle constants.
9286 2016-01-11 Martin Jambor <mjambor@suse.cz>
9289 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
9290 useless parameters if we cannot change function signature.
9292 2016-01-11 Martin Jambor <mjambor@suse.cz>
9295 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
9298 2016-01-11 Tom de Vries <tom@codesourcery.com>
9300 PR tree-optimization/69109
9301 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
9304 2016-01-11 Tom de Vries <tom@codesourcery.com>
9306 PR tree-optimization/69108
9307 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
9308 res is not used in a phi.
9310 2016-01-11 Yury Gribov <y.gribov@samsung.com>
9313 * common.opt (frandom-seed): Fix parameter name.
9314 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
9316 2016-01-11 Tom de Vries <tom@codesourcery.com>
9318 PR tree-optimization/69058
9319 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
9322 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
9324 * config/arc/arc.opt (mdiv-rem): Add period to the end.
9325 (mcode-density): Likewise.
9327 2016-01-10 Tom de Vries <tom@codesourcery.com>
9329 PR tree-optimization/69062
9330 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
9331 (parallelize_loops): Don't paralelize loop that has phi with address
9334 2016-01-10 Tom de Vries <tom@codesourcery.com>
9336 PR tree-optimization/69039
9337 * tree-parloops.c (try_create_reduction_list): Only allow single exit
9340 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
9343 * match.pd: Require target has function_c99_misc before doing
9344 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
9346 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
9348 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
9350 * configure: Regenerate.
9352 2016-01-09 Jakub Jelinek <jakub@redhat.com>
9355 PR tree-optimization/69097
9356 * fold-const.h (expr_not_equal_to): New prototype.
9357 * fold-const.c: Include stringpool.h and tree-ssanames.h.
9358 (expr_not_equal_to): New function.
9359 * match.pd (X % -Y is the same as X % Y): Don't optimize
9360 unless X is known not to be equal to minimum or Y is known
9361 not to be equal to -1.
9362 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
9363 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
9364 (simplify_stmt_using_ranges): Adjust caller.
9365 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
9366 substitute_and_fold.
9368 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
9370 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
9373 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9375 PR tree-optimization/69167
9376 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
9377 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
9379 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
9381 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9382 Richard Biener <rguenther@suse.de>
9384 PR tree-optimization/68707
9385 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
9386 instances that can be handled via vect_load_lanes.
9388 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
9390 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
9391 if we can't determine address equivalence.
9392 * alias.c (compare_base_decl): Update for changed return value of
9393 symtab_node::equal_address_to.
9395 2016-01-08 Jason Merrill <jason@redhat.com>
9399 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
9400 * expr.c (store_field): Not here.
9401 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
9402 call with TREE_ADDRESSABLE type.
9403 * tree-cfg.c (verify_gimple_call): Adjust.
9405 2016-01-08 Olivier Hainque <hainque@adacore.com>
9407 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
9410 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9412 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
9413 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
9414 (reduc_smin_v2sf): Rename to...
9415 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
9416 (reduc_splus_v2sf): Rename to...
9417 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
9419 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9421 PR tree-optimization/69162
9422 * gimplify.c (gimplify_va_arg_expr): Encode original type of
9423 valist argument in another argument.
9424 (gimplify_modify_expr): Adjust for the above change. Cleanup.
9425 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
9426 to determine the va_list type, build a MEM_REF instead of
9427 build_fold_indirect_ref.
9429 PR tree-optimization/69172
9430 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
9433 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
9435 PR tree-optimization/67781
9436 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
9437 and cmpnop in two steps: first the ones not accessed in original
9438 gimple expression in a endian independent way and then the ones not
9439 accessed in the final result in an endian-specific way.
9441 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9443 PR tree-optimization/69083
9444 * tree-vect-slp.c (vect_get_constant_vectors): For
9445 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
9446 element type. If op is fold_convertible_p to vector_type's element
9447 type, use NOP_EXPR instead of VCE.
9449 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
9451 PR rtl-optimization/67778
9452 PR rtl-optimization/68634
9453 PR rtl-optimization/68909
9454 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
9455 block from the stack until done with it. Remove a superfluous
9456 bitmap set. Remove a superfluous bitmap test.
9458 2016-01-07 Martin Sebor <msebor@redhat.com>
9461 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
9462 constraint on the type of arguments.
9464 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
9466 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
9467 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
9468 unaligned_access on the gcc_options set.
9469 * config/arm/arm.c (arm_option_override_internal): Use
9470 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
9472 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9475 * config/i386/i386.c (ix86_frame_pointer_required): Enable
9476 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
9478 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9481 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9484 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9485 depending on frame_pointer_needed before remaining integer and SSE
9486 registers are saved.
9488 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
9491 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
9493 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
9496 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
9497 Use the "xBm" constraint.
9498 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9500 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9501 (sse_cvtsi2ssq<round_name>): Likewise.
9502 (sse_cvtss2si<round_name>): Likewise.
9503 (sse_cvtss2siq<round_name>): Likewise.
9504 (sse2_cvtsi2sdq<round_name>): Likewise.
9505 (sse2_cvtsd2si<round_name>): Likewise.
9506 (sse2_cvtsd2siq<round_name>): Likewise.
9507 * config/i386/subst.md (round_nimm_scalar_predicate): New
9510 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9513 * varasm.c (make_decl_rtl): Mark invalid register vars as
9516 PR rtl-optimization/66206
9517 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9518 All callers changed.
9520 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9522 PR tree-optimization/69141
9523 * tree-ssa-pre.c: Include langhooks.h.
9524 (eliminate_dom_walker::before_dom_children): Use
9525 lang_hooks.decl_printable_name instead of
9526 cgraph_node::get ()->name ().
9529 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9530 it and DECL_ALIGN too.
9532 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9534 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9536 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9539 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9540 depending on frame_pointer_needed before remaining integer and SSE
9541 registers are saved.
9543 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9545 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9546 mode iterator with VSX_M2.
9547 (*p9_vecstore_<mode>): Likewise.
9548 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9549 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9550 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9551 (define_split for VSX_LE128 stores): Likewise.
9552 (define_peephole2 for TImode LE swaps): Likewise.
9553 (define_split for VSX_LE128 post-reload stores): Likewise.
9555 2016-01-06 Marek Polacek <polacek@redhat.com>
9558 * convert.c (convert_to_integer_1): Adjust call to
9559 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9560 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9561 EXPR instead of ARG.
9562 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9564 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9567 * doc/extend.texi (RL78 Variable Attributes): New section.
9569 2016-01-05 Marek Polacek <polacek@redhat.com>
9572 * builtins.c (get_memmodel): Use expansion point location rather than
9573 the input location. Call warning_at rather than warning.
9574 (expand_builtin_atomic_compare_exchange): Likewise.
9575 (expand_builtin_atomic_load): Likewise.
9576 (expand_builtin_atomic_store): Likewise.
9577 (expand_builtin_atomic_clear): Likewise.
9579 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9582 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9583 Replace nonimmediate_operand with vector_operand.
9584 * config/i386/predicates.md (vector_operand): New predicate.
9585 (general_vector_operand): Replace nonimmediate_operand with
9587 * config/i386/sse.md: Replace nonimmediate_operand with
9588 vector_operand and m constraint with Bm constraint on SSE
9589 patterns with 16-byte memory operand.
9590 * config/i386/subst.md (round_nimm_predicate): Replace
9591 nonimmediate_operand with vector_operand.
9592 (round_saeonly_nimm_predicate): Likewise.
9593 (round_saeonly_nimm_scalar_predicate): New.
9595 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9598 * config/i386/constraints.md (Bm): New constraint.
9599 * config/i386/predicates.md (vector_memory_operand): New
9601 * config/i386/sse.md: Replace xm with xBm in plusminus and
9604 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9607 * doc/extend.texi (V850 Function Attributes): New section.
9608 (V850 Variable Attributes): New section.
9610 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9613 * doc/extend.texi (MicroBlaze Function Attributes): Document
9614 interrupt_handler and fast_interrupt attributes.
9616 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9619 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9620 for local symbolic operands.
9621 * config/ia64/predicates.md (local_symbolic_operand64): New
9624 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9626 PR rtl-optimization/68651
9627 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9630 2016-01-05 Nathan Sidwell <nathan@acm.org>
9632 * alias.c (compare_base_decls): Use symtab_node::get.
9634 2016-01-05 Nick Clifton <nickc@redhat.com>
9637 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9638 secondary_reload_info structure.
9641 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9642 decls if weak support is available.
9644 2016-01-04 Martin Sebor <msebor@redhat.com>
9646 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9648 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9650 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9651 OPTION_MASK_P9_DFORM.
9653 * config/rs6000/constraints.md (wo constraint): New constraint for
9656 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9658 (rs6000_init_hard_regno_mode_ok): Likewise.
9660 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9663 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9664 expanders not to have constraints. Add support for ISA 3.0 xxperm
9665 instruction. Add support for fusing xxlor with xxperm.
9666 (altivec_vperm_<mode>_internal): Likewise.
9667 (altivec_vperm_v8hiv16qi): Likewise.
9668 (altivec_vperm_<mode>v16q): Likewise.
9669 (altivec_vperm_<mode>_uns): Likewise.
9670 (vperm_v8hiv4si): Likewise.
9671 (vperm_v16qiv8hi): Likewise.
9673 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9675 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9677 Update copyright years.
9679 * gcc.c (process_command): Update copyright notice dates.
9680 * gcov-dump.c (print_version): Ditto.
9681 * gcov.c (print_version): Ditto.
9682 * gcov-tool.c (print_version): Ditto.
9683 * gengtype.c (create_file): Ditto.
9684 * doc/cpp.texi: Bump @copying's copyright year.
9685 * doc/cppinternals.texi: Ditto.
9686 * doc/gcc.texi: Ditto.
9687 * doc/gccint.texi: Ditto.
9688 * doc/gcov.texi: Ditto.
9689 * doc/install.texi: Ditto.
9690 * doc/invoke.texi: Ditto.
9692 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9694 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9695 modes larger than TImode as TImode if NEON is not enabled.
9697 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9700 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9701 mode for %f0-%f31 only if TARGET_FPU.
9703 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9706 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9707 to compute the PACKED_P predicate.
9708 (function_arg_record_value): Minor tweaks.
9710 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9712 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9713 option for arm*-*-* targets.
9715 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9717 * doc/extend.texi (Common Function Attributes): Move docs for
9718 MSP430-specific attributes to....
9719 (MSP430 Function Attributes): ...here. Delete the redundant
9720 entries and copy-edit the remaining text.
9721 (MSP430 Variable Attributes): Use uniform format for index
9722 entries and add a cross-reference to the corresponding function
9725 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9727 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9729 (x86 Options): Likewise.
9731 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9735 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9736 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9737 to corresponding attribute.
9739 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9741 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9742 to correct alphabetization of table. Copy-edit and correct
9744 <stack_protect>: Likewise.
9745 <target_clones>: Likewise.
9747 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9748 Correct punctuation.
9749 (Code Gen Options) <-fno-plt>: Copy-edit.
9751 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9754 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9755 SI values. Explicitly convert SI to DI and vice-versa.
9757 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9759 PR tree-optimization/69070
9760 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9761 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9764 * ubsan.c (ubsan_instrument_float_cast): Call
9765 initialize_sanitizer_builtins.
9768 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9770 Copyright (C) 2016 Free Software Foundation, Inc.
9772 Copying and distribution of this file, with or without modification,
9773 are permitted in any medium without royalty provided the copyright
9774 notice and this notice are preserved.