1 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3 PR rtl-optimization/70886
4 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6 * cselib.h (rtx_equal_for_cselib_1): Declare.
7 (rtx_equal_for_cselib_p: New inline function.
8 * cselib.c (rtx_equal_for_cselib_p): Delete.
9 (rtx_equal_for_cselib_1): Make public.
11 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
14 (register_mixssei387nonimm_operand): Remove predicate.
15 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
17 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
18 for TARGET_MIX_SSE_I387 alternatives.
19 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
20 Disable unsupported alternatives using "enabled" attribute. Use
21 nonimm_ssenomem_operand as operand 1 predicate. Also check
22 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
23 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24 (register_mixssei387nonimm_operand): Remove predicate.
26 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
28 * tree.c (cst_and_fits_in_hwi): Simplify.
30 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
32 * tree.h (wi::to_wide): New function.
33 * expr.c (expand_expr_real_1): Use wi::to_wide.
34 * fold-const.c (int_const_binop_1): Likewise.
35 (extract_muldiv_1): Likewise.
37 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
39 * wide-int.h: Update offset_int and widest_int documentation.
40 (WI_SIGNED_SHIFT_RESULT): New macro.
41 (wi::binary_shift): Define signed_shift_result_type for
42 shifts on offset_int- and widest_int-like types.
43 (generic_wide_int): Support <<= and >>= if << and >> are supported.
44 * tree.h (int_bit_position): Use shift operators instead of wi::
46 * alias.c (adjust_offset_for_component_ref): Likewise.
47 * expr.c (get_inner_reference): Likewise.
48 * fold-const.c (fold_comparison): Likewise.
49 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
50 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
51 * tree-dfa.c (get_ref_base_and_extent): Likewise.
52 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
53 (stmt_kills_ref_p): Likewise.
54 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
55 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
56 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
57 (ao_ref_init_from_vn_reference): Likewise.
59 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
61 * wide-int.h: Update offset_int and widest_int documentation.
62 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
63 (wi::binary_traits): Allow ordered comparisons between offset_int and
64 offset_int, between widest_int and widest_int, and between either
65 of these types and basic C types.
66 (operator <, <=, >, >=): Define for the same combinations.
67 * tree.h (tree_int_cst_lt): Use comparison operators instead
69 (tree_int_cst_le): Likewise.
70 * gimple-fold.c (fold_array_ctor_reference): Likewise.
71 (fold_nonarray_ctor_reference): Likewise.
72 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
73 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
74 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
75 * tree-sra.c (completely_scalarize): Likewise.
76 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
77 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
78 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
79 (check_for_binary_op_overflow): Likewise.
80 (search_for_addr_array): Likewise.
81 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
83 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
85 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
86 (arc_save_restore): Likewise.
87 (arc_dwarf_register_span): Likewise.
88 (arc_output_pic_addr_const): Initialize suffix variable.
90 2016-05-02 Martin Liska <mliska@suse.cz>
92 * symbol-summary.h (function_summary::function_summary):
93 Remove checking assert for all cgraph nodes.
94 (function_summary::get): Check summary_uid.
95 (symtab_insertion): Check summary_uid.
97 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
99 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
100 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
102 (arc_dwarf_register_span): Remove enum keyword.
103 (compact_memory_operand_p): New function.
104 * config/arc/arc.h (reg_class): Add code density register classes.
105 (REG_CLASS_NAMES): Likewise.
106 (REG_CLASS_CONTENTS): Likewise.
107 * config/arc/arc.md (*movqi_insn): Add code density instructions.
108 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
109 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
110 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
111 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
113 (h, Rcd, Rsd, Rzd): New register constraints.
114 (T): Use compact_memory_operand_p function.
115 * config/arc/predicates.md (compact_load_memory_operand): Remove.
117 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
119 * config/sh/sh.md (*negnegt, *movtt): Remove.
121 2016-05-02 Marek Polacek <polacek@redhat.com>
122 Tom de Vries <tom@codesourcery.com>
124 PR tree-optimization/70700
125 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
126 bigger than FIRST_REF_NODE.
128 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
131 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
133 (prepare_cbranch_operands): Don't use scratch register. Assume that
134 function is used when pseudos can be created.
135 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
136 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
137 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
138 define_expand. Allow it only when pseudos can be created.
139 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
141 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
143 * config/i386/constraints.md (BC): Only allow -1 operands.
144 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
145 Add "enabled" attribute. Update XI mode attribute calculation.
146 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
147 (*movoi_internal_avx): Update XI mode attribute calculation.
148 (*movti_internal): Ditto.
150 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
152 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
153 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
155 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
157 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
158 statement on instruction code. Remove trailing spaces.
159 (altivec_expand_stv_builtin): Likewise.
161 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
163 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
164 (TARGET_FPU_DOUBLE): Simplify.
165 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
166 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
167 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
168 with 'TARGET_FPU_DOUBLE'.
169 * config/sh/sh.md: Likewise.
171 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
173 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
174 SH_DIV_STR_FOR_SIZE): Remove.
175 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
176 SH_DIV_STR_FOR_SIZE): Remove.
178 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
180 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
181 logical_reg_operand): Delete.
182 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
183 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
184 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
185 match_operand and match_test.
186 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
187 variables on their first use. Return bool values.
188 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
189 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
190 arith_reg_operand for input operand. Remove empty constraints.
192 (*xorsi3_compact): Rename to xorsi3.
193 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
194 (*zero_extend<mode>si2_disp_mem): Update comment.
197 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
199 * config/sh/t-sh: Remove SH5 support.
200 * config.gcc: Likewise.
201 * configure: Likewise.
203 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
205 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
207 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
209 * config/sh/sh.c (register_sh_passes, sh_option_override,
210 sh_print_operand, prepare_move_operands,
211 sh_can_follow_jump): Remove TARGET_SH1 checks.
212 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
213 PROMOTE_MODE): Likewise.
214 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
217 2016-04-30 Alan Modra <amodra@gmail.com>
219 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
220 restoring when fixed_reg_p, but allow out-of-line or stmw save.
221 Check for user regs later to avoid unnecessary looping over regs.
222 Merge user reg check with non-saved reg check. Don't force
223 inline VR restore when static chain used.
224 (rs6000_frame_related): Omit eh_frame info for user regs when
226 (fixed_regs_p): Delete.
228 2016-04-30 Alan Modra <amodra@gmail.com>
230 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
231 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
234 2016-04-30 Alan Modra <amodra@gmail.com>
237 * config/rs6000/rs6000.c (fixed_reg_p): New function.
238 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
241 2016-04-30 Alan Modra <amodra@gmail.com>
243 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
244 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
245 flag_pic test for Darwin.
247 2016-04-30 Alan Modra <amodra@gmail.com>
249 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
251 (REG_FREQ_CALLS_CROSSED): Delete.
252 (REG_N_THROWING_CALLS_CROSSED): Delete.
253 * regstat.c (regstat_bb_compute_ri): Don't calculate
254 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
255 (dump_reg_info): Don't print call cross frequency.
256 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
257 and REG_N_THROWING_CALLS_CROSSED.
259 2016-04-30 Alan Modra <amodra@gmail.com>
261 * regs.h (struct reg_info_t): Delete live_length.
262 (REG_LIVE_LENGTH): Delete macro.
263 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
264 local_live, local_processed and local_live_last_luid params.
265 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
267 (regstat_compute_ri): Adjust for above. Don't set
269 (dump_reg_info): Don't print live length.
270 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
271 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
272 Localize loop_depth var.
274 2016-04-30 Alan Modra <amodra@gmail.com>
276 * ira.c (enum valid_equiv): New.
277 (validate_equiv_mem): Return enum.
278 (update_equiv_mem): Create replacement in more cases.
279 (add_store_equivs): Update validate_equiv_mem call.
281 2016-04-30 Alan Modra <amodra@gmail.com>
283 * ira.c (combine_and_move_insns): Rather than scanning insns,
284 use DF infrastucture to find use and def insns.
286 2016-04-30 Alan Modra <amodra@gmail.com>
288 ira.c (combine_and_move_insns): Move invariant conditions..
289 (ira.c): ..to here. Call combine_and_move_insns before
290 add_store_equivs. Call grow_reg_equivs later. Allocate
291 req_equiv later using max_reg_num() rather than global max_regno.
292 (contains_replace_regs): Delete.
293 (add_store_equivs): Remove contains_replace_regs test.
295 2016-04-30 Alan Modra <amodra@gmail.com>
297 * ira.c (struct equiv_mem_data): New.
298 (equiv_mem, equiv_mem_modified): Delete static vars.
299 (validate_equiv_mem_from_store): Use "data" param to communicate..
300 (validate_equiv_mem): ..from here.
302 2016-04-30 Alan Modra <amodra@gmail.com>
304 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
306 (update_reg_equivs): ..here. Move allocation and freeing of
307 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
308 end_alias_analysis to..
311 2016-04-30 Alan Modra <amodra@gmail.com>
313 * ira.c (pdx_subregs): Delete.
314 (struct equivalence): Add pdx_subregs field.
315 (set_paradoxical_subreg): Remove pdx_subregs param. Update
317 (update_equiv_regs): Don't create or free pdx_subregs. Update
320 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
322 * config/rs6000/altivec.h: Change definitions of vec_xl and
324 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
325 (LD_ELEMREV_V2DI): New.
326 (LD_ELEMREV_V4SF): New.
327 (LD_ELEMREV_V4SI): New.
328 (LD_ELEMREV_V8HI): New.
329 (LD_ELEMREV_V16QI): New.
330 (ST_ELEMREV_V2DF): New.
331 (ST_ELEMREV_V2DI): New.
332 (ST_ELEMREV_V4SF): New.
333 (ST_ELEMREV_V4SI): New.
334 (ST_ELEMREV_V8HI): New.
335 (ST_ELEMREV_V16QI): New.
338 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
339 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
340 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
341 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
342 (altivec_expand_builtin): Add handling for
343 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
344 (rs6000_invalid_builtin): Add error-checking for
345 RS6000_BTM_P9_VECTOR.
346 (altivec_init_builtins): Define builtins used to implement vec_xl
348 (rs6000_builtin_mask_names): Define power9-vector.
349 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
350 (RS6000_BTM_P9_VECTOR): Define.
351 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
352 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
353 (vsx_ld_elemrev_v2df): Likewise.
354 (vsx_ld_elemrev_v4sf): Likewise.
355 (vsx_ld_elemrev_v4si): Likewise.
356 (vsx_ld_elemrev_v8hi): Likewise.
357 (vsx_ld_elemrev_v16qi): Likewise.
358 (vsx_st_elemrev_v2df): Likewise.
359 (vsx_st_elemrev_v2di): Likewise.
360 (vsx_st_elemrev_v4sf): Likewise.
361 (vsx_st_elemrev_v4si): Likewise.
362 (vsx_st_elemrev_v8hi): Likewise.
363 (vsx_st_elemrev_v16qi): Likewise.
364 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
367 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
369 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
371 (simplify_control_stmt_condition_1): ... here. Recurse into
372 BIT_AND_EXPRs and BIT_IOR_EXPRs.
374 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
377 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
378 (zero_extendqi<mode>2_dot): Revert earlier conversion from
379 define_insn_and_split to define_insn.
380 (zero_extendqi<mode>2_dot2): Same.
381 (extendqi<mode>2_dot): Same.
382 (extendqi<mode>2_dot2): Same.
384 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
386 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
387 (probe_stack): New expander.
388 (probe_stack_<mode>): New insn pattern.
390 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
392 * config/i386/i386.md
393 (operations with memory inputs setting flags peephole2):
394 Remove uneeded REG_P checks. Cleanup pattern generation.
396 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
398 * tree-vect-loop.c (vect_transform_loop): Fix
399 nb_iterations_upper_bound computation for vectorized loop.
401 2016-04-29 Marek Polacek <polacek@redhat.com>
402 Jakub Jelinek <jakub@redhat.com>
405 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
406 TARGET_EXPR_SLOT as a base.
408 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
410 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
411 with 'rCm2' constraints to limit possible immediate size.
412 (*load_zeroextendqisi_update): Likewise.
413 (*load_signextendqisi_update): Likewise.
414 (*loadhi_update): Likewise.
415 (*load_zeroextendhisi_update): Likewise.
416 (*load_signextendhisi_update): Likewise.
417 (*loadsi_update): Likewise.
418 (*loadsf_update): Likewise.
420 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
422 * config/i386/predicates.md (constm1_operand): Fix comparison.
424 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
426 * testsuite/gcc.target/arc/ieee_eq.c: New test.
428 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
430 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
431 remaining SH5 related settings.
432 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
433 shmedia_prepare_call_address): Delete.
434 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
435 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
436 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
437 UNSUPPORTED_SH2A): Remove m5 checks.
438 (sh_divide_strategy_e): Remove SH5 division strategies.
439 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
440 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
442 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
444 * config/s390/s390.c (s390_rtx_costs): Update documentation.
446 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
448 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
449 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
451 * config/s390/vector.md ("mov<mode>"): Likewise.
453 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
455 * config/s390/constraints.md ("U", "W"): Invoke
456 s390_mem_constraint with "ZR" and "ZT".
457 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
458 addresses when using LRA. Accept also short displacements for S
459 and T constraints. Do not check for long displacement target for
461 (s390_mem_constraint): Remove handling of U and W constraints.
462 * config/s390/s390.md (various patterns): Remove the short
463 displacement constraints (Q and R) if a long displacement
464 constraint is present. Add longdisp as required CPU capability.
465 * config/s390/vector.md: Likewise.
466 * config/s390/vx-builtins.md: Likewise.
468 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
471 * reload1.c (reload): Call finish_spills before
472 restarting reload loop. Skip select_reload_regs
473 if update_eliminables_and_spill returns true.
475 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
477 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
478 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
479 (umulhisi3_imm): Update predicates and constraint letters.
480 (umulhisi3_reg): Declare instruction as commutative.
481 * config/arc/constraints.md (J12, J16): New constraints.
482 * config/arc/predicates.md (short_unsigned_const_operand): New
484 (arc_short_operand): Likewise.
485 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
487 2016-04-29 Richard Biener <rguenther@suse.de>
489 PR tree-optimization/13962
490 PR tree-optimization/65686
491 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
492 * tree-ssa-alias.c (ptrs_compare_unequal): New function
493 using PTA to compare pointers.
494 * match.pd: Add pattern for pointer equality compare simplification
495 using ptrs_compare_unequal.
497 2016-04-29 Richard Biener <rguenther@suse.de>
499 * stor-layout.c (layout_type): Do not build a pointer-to-element
502 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
504 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
505 Use SWI mode iterator. Use general_reg_operand predicate.
506 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
507 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
510 2016-04-29 Jakub Jelinek <jakub@redhat.com>
513 * fold-const.c (operand_equal_p): Don't verify hash value equality
515 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
518 2016-04-28 Jakub Jelinek <jakub@redhat.com>
521 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
522 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
523 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
524 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
525 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
527 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
529 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
530 to info. Don't initialize separate fields to 0. Clean up
533 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.md (peephole2s for operations with memory inputs):
536 Use SWI mode iterator.
537 (peephole2s for operations with memory outputs): Ditto.
538 Do not check for stack checking probe.
540 (probe_stack): Remove expander.
542 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
543 Andrew Burgess <andrew.burgess@embecosm.com>
545 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
548 2016-04-28 Jason Merrill <jason@redhat.com>
550 * gdbinit.in: Skip line-map.h.
552 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
553 Andrew Burgess <andrew.burgess@embecosm.com>
555 * config/arc/arc.c (arc_conditional_register_usage): Take
556 TARGET_RRQ_CLASS into account.
557 (arc_print_operand): Support printing 'p' and 's' operands.
558 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
560 (TARGET_RRQ_CLASS): Define.
561 (IS_POWEROF2_OR_0_P): Define.
562 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
564 (*tst_movb): New define_insn.
565 (*tst): Avoid recognition if it could prevent '*tst_movb'
566 combination; replace c/CnL with c/Chs alternative.
567 (*tst_bitfield_tst): New define_insn.
568 (*tst_bitfield_asr): New define_insn.
569 (*tst_bitfield): New define_insn.
570 (andsi3_i): Add Rrq variant.
571 (extzv): New define_expand.
572 (insv): New define_expand.
573 (*insv_i): New define_insn.
574 (*movb): New define_insn.
575 (*movb_signed): New define_insn.
576 (*movb_high): New define_insn.
577 (*movb_high_signed): New define_insn.
578 (*movb_high_signed + 1): New define_split pattern.
579 (*mrgb): New define_insn.
580 (*mrgb + 1): New define_peephole2 pattern.
581 (*mrgb + 2): New define_peephole2 pattern.
582 * config/arc/arc.opt (mbitops): New option for nps400, uses
583 TARGET_NPS_BITOPS_DEFAULT.
584 * config/arc/constraints.md (q): Make register class conditional.
585 (Rrq): New register constraint.
586 (Chs): New constraint.
587 (Clo): New constraint.
588 (Chi): New constraint.
589 (Cbf): New constraint.
590 (Cbn): New constraint.
591 (C18): New constraint.
592 (Cbi): New constraint.
594 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
596 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
598 (bitmap_intersection_of_preds): Ditto.
599 (bitmap_union_of_succs): Ditto.
600 (bitmap_union_of_preds): Ditto.
601 * sbitmap.c (do_popcount): Delete.
602 (BITMAP_DEBUGGING): Delete.
603 (sbitmap_verify_popcount): Delete.
604 (sbitmap_alloc): Don't initialize the popcount field.
605 (sbitmap_alloc_with_popcount): Delete.
606 (sbitmap_resize): Don't resize the popcount array.
607 (sbitmap_vector_alloc): Don't initialize the popcount field.
608 (bitmap_copy): Don't copy the popcount array.
609 (bitmap_clear): Don't clear the popcount array.
610 (bitmap_clear): Delete the popcount array handling.
611 (bitmap_ior_and_compl): Delete the popcount assert.
613 (bitmap_and_compl): Ditto.
614 (bitmap_and): Delete the popcount array handling.
617 (bitmap_or_and): Delete the popcount assert.
618 (bitmap_and_or): Ditto.
619 (popcount_table): Delete.
620 (sbitmap_elt_popcount): Delete.
621 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
622 (bitmap_set_bit): Delete the popcount assert.
623 (bitmap_clear_bit): Ditto.
624 (sbitmap_free): Don't free the popcount array.
625 (sbitmap_alloc_with_popcount): Delete declaration.
626 (sbitmap_popcount): Ditto.
628 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
629 Andrew Burgess <andrew.burgess@embecosm.com>
631 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
632 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
633 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
634 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
635 * config/arc/arc.opt (mcmem): New option.
636 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
637 supply length for r/m alternative.
638 (*extendqisi2_ac): Likewise.
639 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
641 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
642 (movhi_insn): Likewise.
643 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
644 (*zero_extendqihi2_i): Add r/Ucm alternative.
645 (*zero_extendqisi2_ac): Likewise.
646 (*zero_extendhisi2_i): Likewise.
647 * config/arc/constraints.md (Uex): New memory constraint.
648 (Ucm): New define_constraint.
649 * config/arc/predicates.md (long_immediate_loadstore_operand):
650 Return 0 for MEM with cmem_address address.
651 (cmem_address_0): New predicates.
652 (cmem_address_1): Likewise.
653 (cmem_address_2): Likewise.
654 (cmem_address): Likewise.
656 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
658 * config/rs6000/rs6000.c (machine_function): Rename
659 insn_chain_scanned_p to spe_insn_chain_scanned_p.
660 (rs6000_stack_info): Adjust.
662 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
663 Andrew Burgess <andrew.burgess@embecosm.com>
665 * config/arc/constraints.md (Usd): Convert to define_constraint.
669 2016-04-28 Jakub Jelinek <jakub@redhat.com>
672 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
673 Add new peephole2 where the first insn is *mov<mode>_or instead of
676 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
678 * tracer.c (bb_seen): Make static.
680 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
682 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
683 support, setup defaults.
684 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
685 * config/arc/arc.c (arc_init): Add NPS400 support.
686 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
687 (TARGET_ARC700): NPS400 is also an ARC700.
688 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
690 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
693 * config/nds32/nds32.md (casesi): Don't access the operands array
696 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
698 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
699 (or $-1,reg peephole2): Ditto.
700 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
702 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
704 * doc/extend.texi (Common Function Attributes) [optimize]:
705 Discourage use of the optimize attribute.
707 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
709 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
710 special case builtin.
711 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
712 ALTIVEC_BUILTIN_VEC_ADDE.
713 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
714 support for ALTIVEC_BUILTIN_VEC_ADDE.
715 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
716 for __builtin_vec_adde.
718 2016-04-28 Jakub Jelinek <jakub@redhat.com>
720 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
721 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
723 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
726 * doc/sourcebuild.texi (Effective-Target Keywords, Other
727 attributes): Document cilkplus_runtime.
729 2016-04-28 Martin Jambor <mjambor@suse.cz>
731 * tree-cfg.c (verify_expr): Verify that local declarations belong to
732 this function. Call verify_expr on MEM_REFs and bases of other
735 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
737 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
738 for WORD_REGISTER_OPERATIONS to runtime check.
740 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
742 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
744 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
746 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
747 big-endian compilation.
748 * config/arc/arc.md (addf3): Likewise.
752 2016-04-28 Richard Biener <rguenther@suse.de>
754 PR tree-optimization/70840
755 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
756 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
757 Mark x * pow(x,c) -> pow(x,c+1) commutative.
758 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
760 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
762 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
763 and explain why in a comment.
765 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
767 * config/arc/arc.md (cpu_facility): Add fpx variant.
768 (subdf3): Prohibit use reverse sub when assist operations option
770 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
771 instructions only when FPX is enabled.
772 * testsuite/gcc.target/arc/trsub.c: New test.
774 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
776 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
777 mult_operator when calculating "type" attribute.
778 (*fop_<mode>_1_i387): Ditto.
779 (*fop_xf_1_i387): Ditto.
780 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
781 Use std::swap to swap operands. Use RTL expressions to generate
784 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
785 Joern Rennecke <joern.rennecke@embecosm.com>
787 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
789 (emit_pic_move): Remove.
790 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
791 * config/arc/arc.c (emit_pic_move): Removed.
792 (TARGET_HAVE_TLS): Define.
793 (arc_conditional_register_usage): Test for arc_tp_regno.
794 (arc_print_operand, arc_print_operand_address): Handle TLS
796 (arc_needs_pcl_p): New function.
797 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
798 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
799 (arc_raw_symbolic_reference_mentioned_p): Likewise.
800 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
801 (arc_legitimize_tls_address): Likewise.
802 (DTPOFF_ZERO_SYM): Define.
803 (arc_legitimize_pic_address): Make it static, handle TLS cases.
804 (arc_output_pic_addr_const): Print TLS unspecs.
805 (prepare_pic_move): New function, replaces emit_pic_move.
806 (arc_legitimate_constant_p): Handle TLS unspecs.
807 (arc_legitimate_address_p): Likewise.
808 (arc_rewrite_small_data_p): Use assert for TLS constants.
809 (prepare_move_operands): Use prepare_pic_move.
810 (arc_legitimize_address): Legitimize tls addresses.
811 (arc_epilogue_uses): Check for arc_tp_regno.
812 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
813 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
815 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
817 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
818 %(arc_tls_extra_start_spec).
819 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
820 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
822 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
823 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
824 (UNSPEC_TLS_OFF): Add.
826 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
827 (get_thread_pointersi): New patterns.
828 * config/arc/arc.opt (mtp-regno): New option.
829 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
830 (move_dest_operand): Likewise.
831 * configure: Regenerate.
832 * configure.ac: Add arc*-*-* case to test for tls.
833 * doc/invoke.texi (ARC options): Document mtp-regno.
835 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
837 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
838 the new ARC HS SIMD instructions.
839 (arc_preferred_simd_mode): New function.
840 (arc_autovectorize_vector_sizes): Likewise.
841 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
842 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
843 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
844 (arc_init_builtins): Add new SIMD builtin types.
845 (arc_split_move): Handle 64 bit vector moves.
846 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
847 (TARGET_PLUS_QMACW): Define.
848 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
849 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
850 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
851 (VSUBADD4H): New builtins.
852 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
853 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
855 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
856 Matthias Klose <doko@debian.org>
858 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
860 2016-04-28 Richard Biener <rguenther@suse.de>
863 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
866 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
868 * common/config/sh/sh-common.c: Remove SH5 support.
869 * config/sh/constraints.md: Likewise.
870 * config/sh/config/sh/elf.h: Likewise.
871 * config/sh/linux.h: Likewise.
872 * config/sh/netbsd-elf.h: Likewise.
873 * config/sh/predicates.md: Likewise.
874 * config/sh/sh-c.c: Likewise.
875 * config/sh/sh-protos.h: Likewise.
876 * config/sh/sh.c: Likewise.
877 * config/sh/sh.h: Likewise.
878 * config/sh/sh.md: Likewise.
879 * config/sh/sh.opt: Likewise.
880 * config/sh/sync.md: Likewise.
881 * config/sh/sh64.h: Delete.
882 * config/sh/shmedia.h: Likewise.
883 * config/sh/shmedia.md: Likewise.
884 * config/sh/sshmedia.h: Likewise.
885 * config/sh/t-netbsd-sh5-64: Likewise.
886 * config/sh/t-sh64: Likewise.
887 * config/sh/ushmedia.h: Likewise.
889 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.md (sign_extend to memory peephole2s): Use
892 general_reg_operand instead of register_operand predicate.
894 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
896 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
898 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
900 * match.pd (A - B > A, A + B < A): New transformations.
902 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
904 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
905 which defaults to true. Emit an outer pair of parentheses only if
906 EMIT_PARENS. When continuing a chain of && or || (or & or |),
907 don't emit parentheses for the right-hand operand.
909 2016-04-27 Jeff Law <law@redhat.com>
911 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
913 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
915 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
916 (altivec_lvx_<mode>_internal): Document.
917 (altivec_lvx_<mode>_2op): New define_insn.
918 (altivec_lvx_<mode>_1op): Likewise.
919 (altivec_lvx_<mode>_2op_si): Likewise.
920 (altivec_lvx_<mode>_1op_si): Likewise.
921 (altivec_stvx_<mode>): Remove.
922 (altivec_stvx_<mode>_internal): Document.
923 (altivec_stvx_<mode>_2op): New define_insn.
924 (altivec_stvx_<mode>_1op): Likewise.
925 (altivec_stvx_<mode>_2op_si): Likewise.
926 (altivec_stvx_<mode>_1op_si): Likewise.
927 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
928 Expand vec_ld and vec_st during parsing.
929 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
931 (altivec_expand_stvx_be): Likewise.
932 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
933 address-masking behavior in RTL.
934 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
935 address-masking behavior in RTL.
936 (altivec_expand_builtin): Change builtin code arguments for calls
937 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
938 (insn_is_swappable_p): Avoid incorrect swap optimization in the
939 presence of lvx/stvx patterns.
940 (alignment_with_canonical_addr): New function.
941 (alignment_mask): Likewise.
942 (find_alignment_op): Likewise.
943 (recombine_lvx_pattern): Likewise.
944 (recombine_stvx_pattern): Likewise.
945 (recombine_lvx_stvx_patterns): Likewise.
946 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
947 stvx patterns from expand.
948 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
950 (vector_altivec_store_<mode>): Likewise.
952 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
954 * config/aarch64/aarch64.md
955 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
956 remove the "fp" attributes.
957 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
958 add the "simd" attributes.
959 (*movdf_aarch64): Likewise.
960 (*movtf_aarch64): Remove the "fp" attributes.
961 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
962 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
964 2016-04-27 David Malcolm <dmalcolm@redhat.com>
966 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
967 rtx to rtx_code_label *.
968 * rtl.h (maybe_set_first_label_num): Likewise.
970 2016-04-27 David Malcolm <dmalcolm@redhat.com>
972 * df-core.c (df_add_problem): Make the problem param be const.
973 (df_remove_problem): Make local "problem" be const.
974 * df-problems.c (problem_RD): Make const.
975 (problem_LR): Likewise.
976 (problem_LIVE): Likewise.
977 (problem_MIR): Likewise.
978 (problem_CHAIN): Likewise.
979 (problem_WORD_LR): Likewise.
980 (problem_NOTE): Likewise.
981 (problem_MD): Likewise.
982 * df-scan.c (problem_SCAN): Likewise.
983 * df.h (struct df_problem): Make field "dependent_problem" be
985 (struct dataflow): Likewise for field "problem".
986 (df_add_problem): Make param const.
988 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
991 inter-unit moves to/from vector registers are enabled. Do not disable
994 2016-04-27 David Malcolm <dmalcolm@redhat.com>
996 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
997 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
999 (enum df_problem_id): ...this new enum.
1000 (struct df_problem): Convert field "id" from "int" to
1003 2016-04-27 David Malcolm <dmalcolm@redhat.com>
1005 * rtl.def: Update comment for "things in the instruction chain" to
1006 reflect the removal of the leading "i" field for INSN_UID in
1007 r210360. Fix bogus apostrophe.
1009 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
1011 * config/i386/i386.md
1012 (lea arith with mem operand + setcc peephole2): Set operator mode.
1014 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
1017 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
1018 (dimode_scalar_to_vector_candidate_p): This.
1019 (timode_scalar_to_vector_candidate_p): New function.
1020 (scalar_to_vector_candidate_p): Likewise.
1021 (timode_check_non_convertible_regs): Likewise.
1022 (timode_remove_non_convertible_regs): Likewise.
1023 (remove_non_convertible_regs): Likewise.
1024 (remove_non_convertible_regs): Renamed to ...
1025 (dimode_remove_non_convertible_regs): This.
1026 (scalar_chain::~scalar_chain): Make it virtual.
1027 (scalar_chain::compute_convert_gain): Make it pure virtual.
1028 (scalar_chain::mark_dual_mode_def): Likewise.
1029 (scalar_chain::convert_insn): Likewise.
1030 (scalar_chain::convert_registers): Likewise.
1031 (scalar_chain::add_to_queue): Make it protected.
1032 (scalar_chain::emit_conversion_insns): Likewise.
1033 (scalar_chain::replace_with_subreg): Likewise.
1034 (scalar_chain::replace_with_subreg_in_insn): Likewise.
1035 (scalar_chain::convert_op): Likewise.
1036 (scalar_chain::convert_reg): Likewise.
1037 (scalar_chain::make_vector_copies): Likewise.
1038 (scalar_chain::convert_registers): New pure virtual function.
1039 (class dimode_scalar_chain): New class.
1040 (class timode_scalar_chain): Likewise.
1041 (scalar_chain::mark_dual_mode_def): Renamed to ...
1042 (dimode_scalar_chain::mark_dual_mode_def): This.
1043 (timode_scalar_chain::mark_dual_mode_def): New function.
1044 (timode_scalar_chain::convert_insn): Likewise.
1045 (dimode_scalar_chain::convert_registers): Likewise.
1046 (scalar_chain::compute_convert_gain): Renamed to ...
1047 (dimode_scalar_chain::compute_convert_gain): This.
1048 (scalar_chain::replace_with_subreg): Renamed to ...
1049 (dimode_scalar_chain::replace_with_subreg): This.
1050 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
1051 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
1052 (scalar_chain::make_vector_copies): Renamed to ...
1053 (dimode_scalar_chain::make_vector_copies): This.
1054 (scalar_chain::convert_reg): Renamed to ...
1055 (dimode_scalar_chain::convert_reg ): This.
1056 (scalar_chain::convert_op): Renamed to ...
1057 (dimode_scalar_chain::convert_op): This.
1058 (scalar_chain::convert_insn): Renamed to ...
1059 (dimode_scalar_chain::convert_insn): This.
1060 (scalar_chain::convert): Call convert_registers.
1061 (convert_scalars_to_vector): Change to scalar_chain pointer to
1062 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
1063 in 32-bit mode. Delete scalar_chain pointer. Call
1064 free_dominance_info in 64-bit mode.
1065 (pass_stv::gate): Remove TARGET_64BIT check.
1066 (ix86_option_override): Put the 64-bit STV pass before the CSE
1069 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
1071 * dwarf2out.h (struct dw_loc_descr_node): Remove the
1072 dw_loc_frame_offset field.
1073 * dwarf2out.c (new_loc_descr): Likewise.
1074 (resolve_args_picking_1): Turn the VISITED hash set into a
1075 FRAME_OFFSET hash map. Use it to associate a frame offset to
1076 visited nodes. Remove uses of the CHECKING_P macro.
1077 (resolve_args_picking): Update call to resolve_args_picking_1.
1079 2016-04-27 Martin Liska <mliska@suse.cz>
1081 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
1082 (free_loop_data): Release vuses of groups.
1084 2016-04-27 Bin Cheng <bin.cheng@arm.com>
1086 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
1087 instead of redundant use_id and boolean have_use_for.
1088 (struct iv_use): Change sub_id into group_id. Remove field next.
1089 Move fields: related_cands, n_map_members, cost_map and selected
1091 (struct iv_group): ... here. New structure.
1092 (struct iv_common_cand): Use structure declaration directly.
1093 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
1094 (MAX_CONSIDERED_USES): Rename macro to ...
1095 (MAX_CONSIDERED_GROUPS): ... here.
1096 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
1097 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
1098 (dump_uses): Rename to ...
1099 (dump_groups): ... here. Update all uses.
1100 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
1101 (find_induction_variables): Refactor format of dump information.
1102 (record_sub_use): Delete.
1103 (record_use): Update all uses.
1104 (record_group): New function.
1105 (record_group_use, find_interesting_uses_op): Call above functions.
1107 (find_interesting_uses_cond): Ditto.
1108 (group_compare_offset): New function.
1109 (split_all_small_groups): Rename to ...
1110 (split_small_address_groups_p): ... here. Update all uses.
1111 (split_address_groups): Update all uses.
1112 (find_interesting_uses): Refactor format of dump information.
1113 (add_candidate_1): Update all uses. Remove redundant check on iv,
1115 (add_candidate, record_common_cand): Remove redundant assert.
1116 (add_iv_candidate_for_biv): Update use.
1117 (add_iv_candidate_derived_from_uses): Update all uses.
1118 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
1119 (alloc_use_cost_map): Ditto.
1120 (set_use_iv_cost, get_use_iv_cost): Rename to ...
1121 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
1122 (determine_use_iv_cost_generic): Ditto.
1123 (determine_group_iv_cost_generic): Ditto.
1124 (determine_use_iv_cost_address): Ditto.
1125 (determine_group_iv_cost_address): Ditto.
1126 (determine_use_iv_cost_condition): Ditto.
1127 (determine_group_iv_cost_cond): Ditto.
1128 (determine_use_iv_cost): Ditto.
1129 (determine_group_iv_cost): Ditto.
1130 (set_autoinc_for_original_candidates): Update all uses.
1131 (find_iv_candidates): Update all uses. Refactor dump information.
1132 (determine_use_iv_costs): Ditto.
1133 (determine_iv_costs): Ditto.
1134 (iv_ca_cand_for_use): Rename to ...
1135 (iv_ca_cand_for_group): ... here. Update all uses.
1136 (iv_ca_add_use, iv_ca_add_group): Ditto.
1137 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
1138 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
1139 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
1140 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
1141 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
1142 (create_new_iv, adjust_iv_update_pos): Ditto.
1143 (rewrite_use_address): Delete.
1144 (rewrite_use_address_1): Rename to ...
1145 (rewrite_use_address): ... here.
1146 (rewrite_use_compare): Update all uses.
1147 (rewrite_use): Delete.
1148 (rewrite_uses): Rename to ...
1149 (rewrite_groups): ... here. Update all uses.
1150 (remove_unused_ivs, free_loop_data): Update all uses.
1151 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
1153 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1155 * rtlanal.c (nonzero_bits1): Convert preprocessor check
1156 for WORD_REGISTER_OPERATIONS to runtime check.
1158 2016-04-27 Richard Biener <rguenther@suse.de>
1161 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
1162 aggregate_value_p to determine if a function result is
1163 returned by reference.
1164 (ipa_pta_execute): Functions having their address taken are
1165 not automatically nonlocal.
1167 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1170 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
1171 * fold-const.c (operand_equal_p): If flag_checking and
1172 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
1173 and if it returns non-zero, assert iterative_hash_expr on both
1176 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1178 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
1180 2016-04-27 Nick Clifton <nickc@redhat.com>
1183 * varasm.c (merge_weak): Generate an error if an attempt is made
1184 to convert a non-weak static function into a weak, public function.
1186 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1188 * params.def (MAX_PARTITION_SIZE): New param.
1189 * doc/invoke.texi: Document lto-max-partition.
1191 2016-04-27 Richard Biener <rguenther@suse.de>
1194 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
1195 function cummulating used_from_other_partition, externally_visible
1196 and force_output from aliases.
1197 (refered_from_nonlocal_var): Likewise.
1198 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
1199 node flags properly.
1201 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1203 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
1204 (-Wmemset-elt-size): New item.
1206 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
1209 * stor-layout.h (internal_reference_types): Delete.
1210 * stor-layout.c (reference_types_internal): Likewise.
1211 (internal_reference_types): Likewise.
1212 (layout_type) <REFERENCE_TYPE>: Adjust.
1214 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1217 * tree.h (inchash::add_expr): Add FLAGS argument.
1218 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
1219 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
1220 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
1221 Formatting fix. Adjust recursive calls. For tcc_comparison,
1222 if swap_tree_comparison (code) is smaller than code, hash that
1223 and arguments in the other order. Hash CONVERT_EXPR the same
1224 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
1225 of ADDR_EXPR of decl as the decl itself. Add or remove
1226 OEP_ADDRESS_OF from recursive flags as needed. For
1227 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
1228 operands commutatively and only the third one normally.
1229 For internal CALL_EXPR hash in CALL_EXPR_IFN.
1231 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
1233 * config/rtems.h (LIB_SPEC): Add -latomic.
1235 2016-04-27 Joel Sherrill <joel@rtems.org>
1237 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
1238 xilink.ld and flags not relevant to RTEMS.
1240 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
1242 * toplev.c (backend_init_target): Avoid calling init_reload when using
1245 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1247 * reorg.c (try_merge_delay_insns): Declare i and j inside the
1248 for loops rather than one for the whole function.
1250 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1252 * match.pd (X + CST CMP X): New transformation.
1254 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1256 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
1257 * fold-const.c (fold_binary_loc): Remove 2 transformations
1258 superseded by match.pd.
1259 * match.pd (x+x -> x*2): Generalize to integers.
1261 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
1263 * config/i386/i386.md (operation on memory peephole): Duplicate an
1264 existing peephole and adapt it to match lea rather than an operation
1267 PR rtl-optimization/57193
1268 * opts.c (default_options_table): Add OPT_frename_registers at -O2
1270 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
1272 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1274 * tree-if-conv.c (any_pred_load_store): New static variable.
1275 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
1276 any_pred_load_store instead of and_mask_load_store.
1277 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
1278 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
1279 (combine_blocks, tree_if_conversion): Ditto.
1281 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1283 PR tree-optimization/70771
1284 PR tree-optimization/70775
1285 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
1286 virtual PHI nodes. Delete parameter.
1287 (if_convertible_loop_p_1): Delete argument to above function.
1288 (predicate_all_scalar_phis): Delete code handling single-argument
1290 (tree_if_conversion): Mark and update virtual SSA.
1292 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1295 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
1296 (x86_elf_aligned_common): Rename to ...
1297 (x86_elf_aligned_decl_common): ... this.
1298 Add decl arg. Switch to .lbss for largecomm object. Use
1299 LARGECOMM_SECTION_ASM_OP.
1300 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
1302 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
1303 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
1305 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
1306 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
1308 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1311 * config/i386/i386.c (SECTION_LARGE): Define.
1312 (x86_64_elf_select_section): Set it for large data/bss sections.
1313 Only clear SECTION_WRITE for .lrodata.
1314 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
1316 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
1317 * varasm.c (default_elf_asm_named_section): Grow flagchars.
1318 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
1320 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
1321 * doc/tm.texi: Regenerate.
1323 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1326 * configure.ac (--enable-checking): Document extra flag, for
1327 non-release builds default to --enable-checking=yes,extra.
1328 If misc checking and extra checking, define CHECKING_P to 2 instead
1330 * common.opt (fchecking=): Add.
1331 * doc/invoke.texi (-fchecking=): Document.
1332 * doc/install.texi: Document --enable-checking changes.
1333 * configure: Regenerated.
1334 * config.in: Regenerated.
1336 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
1339 attribute instead of which_alternative.
1340 * config/i386/sse.md (*mov<mode>_internal): Ditto.
1341 Use EXT_REX_SSE_REG_P where appropriate.
1343 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/predicates.md (const0_operand): Do not match
1346 const_wide_int code.
1347 (const1_operand): Ditto.
1349 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
1352 for SSE constm1 operands and TARGET_AVX512VL.
1353 (*movti_internal): Ditto.
1354 (*mov<mode>_or): Use constm1_operand predicate.
1355 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
1356 for SSE vector_all_ones operands and TARGET_AVX512VL.
1357 * config/i386/predicates.md (constm1_operand): New predicate.
1358 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
1359 emission of constant -1 load.
1361 2016-04-25 Jason Merrill <jason@redhat.com>
1363 * gdbinit.in: Skip is-a.h.
1365 * attribs.c (register_scoped_attributes): Fix logic.
1366 * attribs.h: Declare register_scoped_attributes.
1368 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1370 * config/rs6000/rs6000-builtin.def: Correct pasto error for
1371 stxvd2x and stxvw4x built-in functions.
1373 2016-04-25 DJ Delorie <dj@redhat.com>
1375 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
1376 (ashrhi3): Likewise.
1377 (lshrhi3): Likewise.
1379 2016-04-25 Richard Biener <rguenther@suse.de>
1381 PR tree-optimization/70780
1382 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
1384 (compute_antic): Mark blocks with abnormal preds as visited as
1385 they have a final empty antic-in solution already.
1387 2016-04-25 Michael Collison <michael.collison@linaro.org>
1389 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
1391 2016-04-25 Michael Collison <michael.collison@linaro.org>
1393 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
1394 mode is VQI to improve mixed mode vectorization.
1395 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
1396 define_insn to match low half of signed vaddw.
1397 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
1398 define_insn to match high half of signed vaddw.
1399 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
1400 define_insn to match low half of unsigned vaddw.
1401 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
1402 define_insn to match high half of unsigned vaddw.
1403 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
1404 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1405 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
1407 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1408 * config/arm/predicates.md (vect_par_constant_high): Support
1409 big endian and simplify by calling
1410 arm_simd_check_vect_par_cnst_half
1411 (vect_par_constant_low): Likewise.
1413 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1415 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
1416 predicate for operand 2.
1418 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
1419 H.J. Lu <hongjiu.lu@intel.com>
1421 * config/i386/i386-protos.h (standard_sse_constant_p): Add
1422 machine_mode argument.
1423 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
1424 constm1_rtx operands. For VOIDmode constants, get mode from
1425 pred_mode. Check mode size if the mode is supported by ABI.
1426 (standard_sse_constant_opcode): Do not use standard_constant_p.
1427 Strictly check ABI support for all-ones operands.
1428 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
1429 immediates. Update calls to standard_sse_constant_p.
1430 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
1431 (ix86_rtx_costs): Ditto.
1432 * config/i386/i386.md (*movxi_internal_avx512f): Use
1433 nonimmediate_or_sse_const_operand instead of vector_move_operand.
1434 Use (v,BC) alternative instead of (v,C). Use register_operand
1435 checks instead of MEM_P.
1436 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
1437 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
1438 isa attribute. Use register_operand checks instead of MEM_P.
1439 (*movti_internal): Use nonimmediate_or_sse_const_operand for
1440 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
1441 alternative and corresponding sse2 isa attribute.
1442 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
1443 to standard_sse_constant_p.
1444 (FP constant splitters): Ditto.
1445 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
1447 * config/i386/predicates.md (constm1_operand): Remove.
1448 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
1449 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
1450 vector_all_ones_operand instead of constm1_operand.
1452 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1454 * print-rtl.c (print_rtx_insn_vec): New function.
1455 * print-rtl.h: New prototype.
1456 * store-motion.c (struct st_expr): Make avail_stores a vector.
1457 (st_expr_entry): Adjust.
1458 (free_st_expr_entry): Likewise.
1459 (print_store_motion_mems): Likewise.
1460 (find_moveable_store): Likewise.
1461 (compute_store_table): Likewise.
1462 (delete_store): Likewise.
1463 (build_store_vectors): Likewise.
1465 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1467 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1469 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1471 * vec.h (vec_safe_contains): New function.
1472 (vec::contains): Likewise.
1473 (vec::begin): Likewise.
1474 (vec::end): Likewise.
1476 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1479 * cfgexpand.c (expand_stack_vars): Fix typo.
1481 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1483 * system.h (list, map, set, vector): Include conditionally.
1484 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1485 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1486 * ipa-icf.c (INCLUDE_LIST): Define.
1487 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1488 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1489 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1490 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1491 * cp/logic.cc (INCLUDE_LIST): Define.
1492 * fortran/trans-common.c (INCLUDE_MAP): Define.
1494 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1496 * auto-profile.c: Remove <string.h> include.
1497 * ipa-icf-gimple.c: Remove <list> include.
1498 * diagnostic.c: Remove <new> include.
1499 * genmatch.c: Likewise.
1500 * pretty-print.c: Likewise.
1501 * toplev.c: Likewise
1502 * c/c-objc-common.c: Likewise.
1503 * cp/error.c: Likewise.
1504 * fortran/error.c: Likewise.
1506 2016-04-22 Richard Biener <rguenther@suse.de>
1508 * lto-streamer-in.c (input_ssa_names): Do not allocate
1509 GIMPLE_NOP for all SSA names.
1510 * lto-streamer-out.c (output_ssa_names): Do not output
1511 SSA names that should have been released.
1513 2016-04-22 Richard Biener <rguenther@suse.de>
1515 PR tree-optimization/70740
1516 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1519 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1522 * config/i386/predicates.md (call_insn_operand): Replace
1523 sibcall_memory_operand with memory_operand.
1525 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1527 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1528 has_single_use() tests.
1529 (register_edge_assert_for_1): Likewise.
1530 (find_assert_locations_1): Check the liveness bitmap instead of
1531 checking has_single_use().
1533 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1536 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1537 Extract AVX-512BW constraint from AVX.
1539 2016-04-21 Richard Biener <rguenther@suse.de>
1541 PR tree-optimization/70725
1542 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1543 for phi_convertible_by_degenerating_args.
1544 (predicate_all_scalar_phis): Handle single-argument PHIs.
1546 2016-04-21 Richard Biener <rguenther@suse.de>
1549 * fold-const.c (fold_comparison): Return properly typed
1552 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1554 PR tree-optimization/70715
1555 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1556 after expanding BASE using expand_simple_operations.
1558 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1560 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1561 New transformations.
1563 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1565 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1567 2016-04-20 Jan Hubicka <jh@suse.cz>
1569 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1570 ultiimate_alias_target.
1571 (update_callee_keys): Likewise.
1572 (lookup_recursive_calls): Likewise.
1573 (speculation_useful_p): Likewise.
1575 2016-04-20 Jan Hubicka <jh@suse.cz>
1578 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1579 (set_nothrow_flag_1): ... this; handle interposition correctly;
1580 recurse on aliases and thunks.
1581 (cgraph_node::set_nothrow_flag): New.
1582 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1583 functions compiled with non-call exceptions that binds to current
1585 (propagate_nothrow): Be safe WRT interposition.
1586 * cgraph.h (set_nothrow_flag): Update prototype.
1588 2016-04-18 Jan Hubicka <jh@suse.cz>
1590 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1591 max_loop_iterations_int.
1592 (tree_unswitch_outer_loop): Likewise.
1594 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1596 PR tree-optimization/69489
1597 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1598 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1599 Revise dump message.
1600 (if_convertible_bb_p): Remove check on edge count of basic block's
1603 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1605 PR tree-optimization/56625
1606 PR tree-optimization/69489
1607 * tree-data-ref.h (DR_INNERMOST): New macro.
1608 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1609 hashing struct innermost_loop_behavior.
1610 (ref_DR_map): Remove.
1611 (innermost_DR_map): New map.
1612 (baseref_DR_map): Revise comment.
1613 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1614 to innermost_DR_map accroding to its innermost loop behavior.
1615 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1616 to its innermost loop behavior.
1617 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1618 Add initialization for innermost_DR_map. Record memory reference
1619 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1620 have innermost loop behavior.
1621 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1624 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1626 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1627 *lea_general_1. Use explicit SWI12 mode interator.
1628 (*lea<mode>_general_2): Rename from *lea_general_2.
1629 Use explicit SWI12 mode interator.
1630 (*lea<mode>_general_3): Rename from *lea_general_3.
1631 Use explicit SWI12 mode interator.
1632 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1633 Use explicit SWI12 mode interator.
1634 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1635 Use explicit SWI48 mode interator.
1637 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1639 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1640 Short-cut unaligned load and store cases. Handle all integer
1642 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1643 and store cases. Call ix86_avx256_split_vector_move_misalign
1644 directly without checking mode class.
1646 2016-04-20 Andrew Pinski <apinski@cavium.com>
1647 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1650 * config/aarch64/aarch64.md (sibcall): Force call
1651 address to be DImode for ILP32.
1652 (sibcall_value): Likewise.
1654 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1656 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1658 2016-04-20 Richard Biener <rguenther@suse.de>
1660 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1661 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1662 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1663 (maybe_push_res_to_seq): Adjust.
1664 * gimple-fold.c (maybe_build_generic_op): Likewise.
1666 2016-04-20 Marek Polacek <polacek@redhat.com>
1668 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1671 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1673 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1674 use kmovw to support AVX512F target.
1676 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1678 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1680 2016-04-20 Marek Polacek <polacek@redhat.com>
1682 PR tree-optimization/70725
1683 * tree-if-conv.c (is_false_predicate): New function.
1684 (predicate_mem_writes): Use it.
1686 2016-04-20 Richard Biener <rguenther@suse.de>
1688 PR tree-optimization/70726
1689 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1690 shift amounts from a pattern stmt operand.
1692 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1695 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1696 stack_restore_from_fpr pattern when restoring r15.
1697 (s390_optimize_prologue): Strip away the memory barrier in the
1698 parallel when trying to get rid of restore insns.
1699 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1700 definition for loading the stack pointer from an FPR. Compared to
1701 the normal move insn this pattern includes a full memory barrier.
1703 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1706 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1707 implicitly linear or lastprivate iterator on the outer context.
1709 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1711 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1713 * config/i386/i386.md (ssememalign): Removed.
1714 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1716 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1719 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1720 const short * to __builtin_ia32_loaddquhi512_mask.
1721 (_mm512_maskz_loadu_epi16): Likewise.
1722 (_mm512_mask_storeu_epi16): Pass short * to
1723 __builtin_ia32_storedquhi512_mask.
1724 (_mm512_mask_loadu_epi8): Pass const char * to
1725 __builtin_ia32_loaddquqi512_mask.
1726 (_mm512_maskz_loadu_epi8): Likewise.
1727 (_mm512_mask_storeu_epi8): Pass char * to
1728 __builtin_ia32_storedquqi512_mask.
1729 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1730 const double * to __builtin_ia32_loadupd512_mask.
1731 (_mm512_mask_loadu_pd): Likewise.
1732 (_mm512_maskz_loadu_pd): Likewise.
1733 (_mm512_storeu_pd): Pass double * to
1734 __builtin_ia32_storeupd512_mask.
1735 (_mm512_mask_storeu_pd): Likewise.
1736 (_mm512_loadu_ps): Pass const float * to
1737 __builtin_ia32_loadups512_mask.
1738 (_mm512_mask_loadu_ps): Likewise.
1739 (_mm512_maskz_loadu_ps): Likewise.
1740 (_mm512_storeu_ps): Pass float * to
1741 __builtin_ia32_storeups512_mask.
1742 (_mm512_mask_storeu_ps): Likewise.
1743 (_mm512_mask_loadu_epi64): Pass const long long * to
1744 __builtin_ia32_loaddqudi512_mask.
1745 (_mm512_maskz_loadu_epi64): Likewise.
1746 (_mm512_mask_storeu_epi64): Pass long long *
1747 to __builtin_ia32_storedqudi512_mask.
1748 (_mm512_loadu_si512): Pass const int * to
1749 __builtin_ia32_loaddqusi512_mask.
1750 (_mm512_mask_loadu_epi32): Likewise.
1751 (_mm512_maskz_loadu_epi32): Likewise.
1752 (_mm512_storeu_si512): Pass int * to
1753 __builtin_ia32_storedqusi512_mask.
1754 (_mm512_mask_storeu_epi32): Likewise.
1755 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1756 char * to __builtin_ia32_storedquqi256_mask.
1757 (_mm_mask_storeu_epi8): Likewise.
1758 (_mm256_mask_loadu_epi16): Pass const short * to
1759 __builtin_ia32_loaddquhi256_mask.
1760 (_mm256_maskz_loadu_epi16): Likewise.
1761 (_mm_mask_loadu_epi16): Pass const short * to
1762 __builtin_ia32_loaddquhi128_mask.
1763 (_mm_maskz_loadu_epi16): Likewise.
1764 (_mm256_mask_loadu_epi8): Pass const char * to
1765 __builtin_ia32_loaddquqi256_mask.
1766 (_mm256_maskz_loadu_epi8): Likewise.
1767 (_mm_mask_loadu_epi8): Pass const char * to
1768 __builtin_ia32_loaddquqi128_mask.
1769 (_mm_maskz_loadu_epi8): Likewise.
1770 (_mm256_mask_storeu_epi16): Pass short * to.
1771 __builtin_ia32_storedquhi256_mask.
1772 (_mm_mask_storeu_epi16): Pass short * to.
1773 __builtin_ia32_storedquhi128_mask.
1774 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1775 const double * to __builtin_ia32_loadupd256_mask.
1776 (_mm256_maskz_loadu_pd): Likewise.
1777 (_mm_mask_loadu_pd): Pass onst double * to
1778 __builtin_ia32_loadupd128_mask.
1779 (_mm_maskz_loadu_pd): Likewise.
1780 (_mm256_mask_storeu_pd): Pass double * to
1781 __builtin_ia32_storeupd256_mask.
1782 (_mm_mask_storeu_pd): Pass double * to
1783 __builtin_ia32_storeupd128_mask.
1784 (_mm256_mask_loadu_ps): Pass const float * to
1785 __builtin_ia32_loadups256_mask.
1786 (_mm256_maskz_loadu_ps): Likewise.
1787 (_mm_mask_loadu_ps): Pass const float * to
1788 __builtin_ia32_loadups128_mask.
1789 (_mm_maskz_loadu_ps): Likewise.
1790 (_mm256_mask_storeu_ps): Pass float * to
1791 __builtin_ia32_storeups256_mask.
1792 (_mm_mask_storeu_ps): ass float * to
1793 __builtin_ia32_storeups128_mask.
1794 (_mm256_mask_loadu_epi64): Pass const long long * to
1795 __builtin_ia32_loaddqudi256_mask.
1796 (_mm256_maskz_loadu_epi64): Likewise.
1797 (_mm_mask_loadu_epi64): Pass const long long * to
1798 __builtin_ia32_loaddqudi128_mask.
1799 (_mm_maskz_loadu_epi64): Likewise.
1800 (_mm256_mask_storeu_epi64): Pass long long * to
1801 __builtin_ia32_storedqudi256_mask.
1802 (_mm_mask_storeu_epi64): Pass long long * to
1803 __builtin_ia32_storedqudi128_mask.
1804 (_mm256_mask_loadu_epi32): Pass const int * to
1805 __builtin_ia32_loaddqusi256_mask.
1806 (_mm256_maskz_loadu_epi32): Likewise.
1807 (_mm_mask_loadu_epi32): Pass const int * to
1808 __builtin_ia32_loaddqusi128_mask.
1809 (_mm_maskz_loadu_epi32): Likewise.
1810 (_mm256_mask_storeu_epi32): Pass int * to
1811 __builtin_ia32_storedqusi256_mask.
1812 (_mm_mask_storeu_epi32): Pass int * to
1813 __builtin_ia32_storedqusi128_mask.
1814 * config/i386/i386-builtin-types.def (PCSHORT): New.
1816 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1817 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1818 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1819 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1820 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1821 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1822 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1823 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1824 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1825 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1826 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1827 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1828 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1829 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1830 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1831 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1832 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1833 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1834 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1835 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1836 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1837 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1838 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1839 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1840 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1841 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1842 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1843 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1844 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1845 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1846 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1847 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1848 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1849 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1850 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1851 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1852 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1853 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1854 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1855 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1856 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1857 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1858 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1859 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1860 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1861 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1862 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1863 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1864 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1866 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1867 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1869 (ix86_expand_vector_move_misalign): Likewise.
1870 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1871 to scalar function prototype for unaligned load/store builtins.
1872 (ix86_expand_special_args_builtin): Updated.
1873 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1874 (UNSPEC_STOREU): Likewise.
1875 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1876 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1877 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1878 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1879 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1880 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1881 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1882 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1883 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1884 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1885 (<avx512>_storedqu<mode>_mask): Likewise.
1886 (*sse4_2_pcmpestr_unaligned): Likewise.
1887 (*sse4_2_pcmpistr_unaligned): Likewise.
1888 (*mov<mode>_internal): Renamed to ...
1889 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1890 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1891 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1892 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1894 2016-04-19 Richard Biener <rguenther@suse.de>
1896 PR tree-optimization/70171
1897 * tree-ssa-phiprop.c: Include stor-layout.h.
1898 (phiprop_insert_phi): Handle the aggregate copy case.
1899 (propagate_with_phi): Likewise.
1901 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1903 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1904 instead of simplify_gen_subreg (... , 0).
1905 (ix86_delegitimize_address): Ditto.
1906 (ix86_split_divmod): Ditto.
1907 (ix86_split_copysign_const): Ditto.
1908 (ix86_split_copysign_var): Ditto.
1909 (ix86_expand_args_builtin): Ditto.
1910 (ix86_expand_round_builtin): Ditto.
1911 (ix86_expand_special_args_builtin): Ditto.
1912 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1913 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1914 (udivmodqi4): Ditto.
1915 (absneg splitters): Ditto.
1916 (*jcc_bt<mode>_1): Ditto.
1918 2016-04-19 Richard Biener <rguenther@suse.de>
1920 PR tree-optimization/70724
1921 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1922 restoring out from ...
1923 (free_scc_vn): ... here.
1924 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1925 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1927 (pass_fre::execute): Restore SSA info.
1929 2016-04-19 Richard Biener <rguenther@suse.de>
1931 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1932 * gimple-walk.c (walk_gimple_op): Initialize it.
1933 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1934 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1935 remapping SSA names of defs.
1936 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1939 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1942 * lra-constraints.c (equiv_substition_p): New.
1943 (process_alt_operands): Use it.
1944 (swap_operands): Swap it.
1945 (curr_insn_transform): Update it.
1947 2016-04-18 Michael Matz <matz@suse.de>
1949 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1950 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1951 * tree-core.h (tree_type_common.align): Use bit-field.
1952 (tree_type_common.spare): New.
1953 (tree_decl_common.off_align): Make smaller.
1954 (tree_decl_common.align): Use bit-field.
1956 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1957 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1958 (scan_sharing_clauses): Ditto.
1959 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1960 (omp_finish_file): Ditto.
1961 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1962 (layout_decl): Ditto.
1963 (relayout_decl): Ditto.
1964 (finalize_record_size): Use SET_TYPE_ALIGN.
1965 (finalize_type_size): Ditto.
1966 (finish_builtin_struct): Ditto.
1967 (layout_type): Ditto.
1968 (initialize_sizetypes): Ditto.
1969 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1970 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1971 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1972 (get_chain_field): Ditto.
1973 (get_trampoline_type): Ditto.
1974 (get_nl_goto_field): Ditto.
1975 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1977 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1978 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1979 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1980 (build_qualified_type): Use SET_TYPE_ALIGN.
1981 (build_aligned_type, build_range_type_1): Ditto.
1982 (build_atomic_base): Ditto.
1983 (build_common_tree_nodes): Ditto.
1984 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1985 (expand_one_stack_var_at): Ditto.
1986 * coverage.c (build_var): Use SET_DECL_ALIGN.
1987 * except.c (init_eh): Ditto.
1988 * function.c (assign_parm_setup_block): Ditto.
1989 * symtab.c (increase_alignment_1): Ditto.
1990 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1991 * tree-vect-stmts.c (ensure_base_align): Ditto.
1992 * varasm.c (align_variable): Ditto.
1993 (assemble_variable): Ditto.
1994 (build_constant_desc): Ditto.
1995 (output_constant_def_contents): Ditto.
1997 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1998 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1999 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
2000 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
2001 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
2003 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
2006 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
2007 replace %vmovsd with "%vmovq".
2008 (vec_concatv2df): Likewise.
2010 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
2012 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
2013 (*vec_extractv2si_0): Ditto.
2014 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
2015 (zero_extended_scalar_load_operand splitters): Ditto.
2016 (vec_extract splitters): Ditto.
2017 (*vec_extractv4si_0_zext): Ditto.
2018 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
2020 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
2021 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
2022 (*sse4_1_extractps): Use lowpart_subreg.
2024 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2026 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
2028 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
2029 Mention Solaris 11 packaging changes.
2030 Update gas and gld requirements.
2031 Remove reference to pre-Solaris 10 bug.
2032 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
2034 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
2037 2016-04-17 Jan Hubicka <jh@suse.cz>
2039 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
2040 max_loop_iterations_int.
2042 2016-04-18 Richard Biener <rguenther@suse.de>
2044 PR tree-optimization/43434
2045 * tree-ssa-structalias.c (struct vls_data): New.
2046 (visit_loadstore): Handle all pointer-based accesses.
2047 (compute_dependence_clique): Compute a bitmap of restrict tags
2048 assigned bases and pass it to visit_loadstore.
2050 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
2053 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
2054 armv8.1-a and armv8.1-a+crc.
2056 2016-04-18 Richard Biener <rguenther@suse.de>
2058 PR tree-optimization/70701
2059 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
2060 references after translating through a memcpy.
2062 2016-04-18 Richard Biener <rguenther@suse.de>
2064 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
2065 (compute_antic): ... here. For partial antic use regular
2066 postorder and scrap iteration.
2067 (compute_partial_antic_aux): Remove unused return value.
2068 (init_pre): Do not allocate postorder.
2069 (fini_pre): Do not free postorder.
2071 2016-04-18 Richard Biener <rguenther@suse.de>
2074 * expmed.c (extract_bit_field_1): Remove broken case
2075 using a wider MODE_INT mode.
2077 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
2079 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
2080 unless compiling with at least GCC-4.8.
2082 2016-04-17 Jan Hubicka <jh@suse.cz>
2085 * graphite.c (graphite_finalize): Update call to
2086 tree_estimate_probability.
2087 * predict.h (tree_estimate_probability): Update prototype.
2089 2016-04-17 Jan Hubicka <jh@suse.cz>
2091 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
2092 (tree_estimate_probability): Likewise.
2093 (pass_profile::execute): Update.
2094 (report_predictor_hitrates): New function.
2095 * profile.c (compute_branch_probabilities): Use it.
2096 * predict.h (report_predictor_hitrates): Declare.
2098 2016-04-17 Jan Hubicka <jh@suse.cz>
2101 * cgraph.h (cgraph_node::set_const_flag,
2102 cgraph_node::set_pure_flag): Update prototype to return bool;
2104 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
2105 of interposable symbol are interposable, too.
2106 (cgraph_set_const_flag_1): Rename to ...
2107 (set_const_flag_1): ... this one; change to self recursive function
2108 instead of call_for_symbol_thunks_and_aliases. Handle correctly
2109 clearnig the flag in all variants and also virtual thunks of const
2110 functions are pure; track if any change was done.
2111 (cgraph_node::set_const_flag): Update.
2112 (struct set_pure_flag_info): New struct.
2113 (cgraph_set_pure_flag_1): Rename to ...
2114 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
2115 rather than pointer encoded flags; track if any changes was done;
2116 handle correctly clearning flag and setting flag of aliases already
2118 (cgraph_node::set_pure_flag): Update.
2119 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
2121 2016-04-17 Tom de Vries <tom@codesourcery.com>
2124 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
2127 2016-04-17 Tom de Vries <tom@codesourcery.com>
2129 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
2130 '{}<> ' as escape-for-record.
2132 2016-04-17 Tom de Vries <tom@codesourcery.com>
2134 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
2137 2016-04-17 Tom de Vries <tom@codesourcery.com>
2140 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
2141 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
2142 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
2143 * passes.c (finish_optimization_passes): Only call
2144 finish_graph_dump_file if dfi->graph_dump_initialized.
2145 (execute_function_dump, pass_init_dump_file): Use
2146 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
2148 2016-04-17 Tom de Vries <tom@codesourcery.com>
2150 PR tree-optimization/70256
2151 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
2152 (debug_varmap): New function.
2154 2016-04-17 Tom de Vries <tom@codesourcery.com>
2157 * passes.c (pass_manager::register_pass): Propagate pflags.
2159 2016-04-17 Tom de Vries <tom@codesourcery.com>
2162 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
2163 * passes.c (pass_manager::pass_manager): Declare and init p_start in
2164 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
2165 check if it's equal to p_start.
2166 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
2168 2016-04-15 Jan Hubicka <jh@suse.cz>
2171 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
2172 function does not bind to current def.
2173 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
2174 handle conservatively calls to functions that does not need to bind
2176 (check_call): Update call of worse_state.
2177 (ignore_edge_for_nothrow): Update.
2178 (ignore_edge_for_pure_const): Likewise.
2179 (propagate_pure_const): Update calls to worse_state.
2180 (skip_function_for_local_pure_const): Reformat comments.
2182 2016-04-15 Jan Hubicka <jh@suse.cz>
2185 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
2186 (cgraph_node::function_symbol): Likewise.
2187 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2188 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
2189 (symtab_node::ultimate_alias_target): Add REF parameter.
2190 (symtab_node::binds_to_current_def_p): Declare.
2191 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
2192 (cgraph_node::function_symbol): Likewise.
2193 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2194 (cgraph_node::get_availability): Likewise.
2195 (cgraph_edge::binds_to_current_def_p): New inline function.
2196 (varpool_node::get_availability): Add REF parameter.
2197 (varpool_node::ultimate_alias_target): Likewise.
2198 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
2199 (symtab_node::binds_to_current_def_p): Likewise.
2200 * varpool.c (varpool_node::get_availability): Likewise.
2202 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2205 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
2206 Fix mode size check.
2208 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2210 * BASE-VER: Set to 7.0.0.
2212 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
2214 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
2216 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2218 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
2219 architecture revisions.
2221 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
2223 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
2224 * config/i386/i386.c (ix86_using_red_zone): No longer static.
2225 * config/i386/i386.md (stack decrement to push peepholes): Guard
2226 with !x86_using_red_zone ().
2228 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2231 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
2232 to dump_generic_node.
2233 (NIY): Pass also flags to do_niy.
2235 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
2237 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
2238 (simd_clone_vector_of_formal_parm_types)
2239 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
2240 (simd_clone_mangle, simd_clone_create)
2241 (simd_clone_adjust_return_type, create_tmp_simd_array)
2242 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
2243 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
2244 (ipa_simd_modify_function_body, simd_clone_linear_addend)
2245 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
2246 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
2247 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
2248 * omp-simd-clone.c: ... this new file.
2249 (simd_clone_vector_of_formal_parm_types): Make it static.
2250 * Makefile.in (OBJS): Add omp-simd-clone.o.
2252 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2255 * config/i386/sse.md: Use proper memory operand modifiers.
2258 2016-04-15 Richard Biener <rguenther@suse.de>
2259 Alan Modra <amodra@gmail.com>
2261 PR tree-optimization/70130
2262 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
2263 when alignment stays not the same and no not use the realign
2266 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2269 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2270 direct move handlers for KFmode. Change TFmode handlers test from
2271 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
2273 2016-04-14 Jakub Jelinek <jakub@redhat.com>
2276 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
2277 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
2278 (inlined_polymorphic_ctor_dtor_block_p): Use it.
2279 * tree-ssa-live.c (remove_unused_scope_block_p): When
2280 in_ctor_dtor_block, avoid discarding not just BLOCKs with
2281 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
2282 block_ultimate_origin is FUNCTION_DECL.
2283 (remove_unused_locals): If current_function_decl is
2284 polymorphic_ctor_dtor_p, pass initial true to
2285 remove_unused_scope_block_p' is_ctor_dtor_block.
2287 2016-04-14 Martin Sebor <msebor@redhat.com>
2292 * doc/extend.texi (Variable Length): Revert.
2294 2016-04-14 Marek Polacek <polacek@redhat.com>
2295 Jan Hubicka <hubicka@ucw.cz>
2298 * tree.c (verify_type): Disable the canonical type of main variant
2301 2016-04-14 Jason Merrill <jason@redhat.com>
2303 * cfgexpand.c, expr.c: Revert previous change.
2305 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
2308 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
2309 when building a mem ref for the incoming reduction variable.
2311 2016-04-14 Richard Biener <rguenther@suse.de>
2313 PR tree-optimization/70614
2314 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
2315 loop if the evolution dropped to chrec_dont_know.
2316 (interpret_condition_phi): Likewise.
2318 2016-04-14 Richard Biener <rguenther@suse.de>
2320 PR tree-optimization/70623
2321 * tree-ssa-pre.c (changed_blocks): Make global ...
2322 (compute_antic): ... local here. Move and fix worklist
2323 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
2324 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
2325 worklist handling, dump when ANTIC_IN changed.
2326 (compute_partial_antic_aux): Remove worklist handling.
2327 (init_pre): Do not compute post dominators. Add a comment about
2328 the CFG order chosen.
2329 (fini_pre): Do not free post dominators.
2331 2016-04-13 Martin Sebor <msebor@redhat.com>
2336 * doc/extend.texi (Variable Length): Document C++ specifics.
2338 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2341 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
2342 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
2343 eh edges have been purged.
2346 * tree-sra.c (create_access_replacement,
2347 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
2349 * tree-pretty-print.c (dump_fancy_name): New function.
2350 (dump_decl_name, dump_generic_node): Use it.
2352 2016-04-13 Jason Merrill <jason@redhat.com>
2354 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
2355 * expr.c (expand_expr_real_1): Likewise.
2357 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
2359 * config/i386/i386.md (kunpckhi): Swap operands.
2360 (kunpcksi): Likewise.
2361 (kunpckdi): Likewise.
2362 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
2363 (vec_pack_trunc_<mode>): Likewise.
2365 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2368 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
2371 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
2372 gimplification turns some element into non-constant.
2375 * rtl.h (convert_memory_address_addr_space_1): New prototype.
2376 * explow.c (convert_memory_address_addr_space_1): No longer static,
2377 add NO_EMIT argument and don't call convert_modes if true, pass
2378 it down recursively, remove break after return.
2379 (convert_memory_address_addr_space): Adjust caller.
2380 * simplify-rtx.c (simplify_unary_operation_1): Call
2381 convert_memory_address_addr_space_1 instead of convert_memory_address,
2382 if it returns NULL, don't simplify.
2384 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
2387 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2389 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2391 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2392 Bump the upper SIMDLEN limits, so that if the return type or
2393 characteristic type if the return type is void can be passed in
2394 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
2397 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2400 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
2401 Do not use "=" constraint on an input constraint.
2402 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2403 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2404 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
2405 generates (neg (abs ...)) instead of (abs ...).
2407 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2409 PR rtl-optimization/70596
2410 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
2411 just invalidate LRA data and reset them. Adjust dump wording.
2413 2016-04-12 Martin Liska <mliska@suse.cz>
2416 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2418 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2420 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2421 max_loop_iterations_int.
2422 (tree_unswitch_outer_loop): Likewise.
2423 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2424 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2426 2016-04-12 Tom de Vries <tom@codesourcery.com>
2428 PR tree-optimization/68756
2429 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
2430 instead of new_name.
2432 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2434 PR tree-optimization/70602
2435 * tree-sra.c (generate_subtree_copies): Don't write anything into
2436 constant pool decls.
2438 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
2439 regardless whether there are depend clauses or not.
2441 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2444 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
2445 target attribute and pragma from changing the -mfloat128
2446 and -mfloat128-hardware options.
2448 * doc/extend.texi (Additional Floating Types): Document PowerPC
2449 __float128 restrictions.
2451 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2454 * config/aarch64/driver-aarch64.c
2455 (aarch64_get_extension_string_for_isa_flags): New.
2456 (arch_extension): Rename to...
2457 (aarch64_arch_extension): ...This.
2458 (ext_to_feat_string): Rename to...
2459 (aarch64_extensions): ...This.
2460 (aarch64_core_data): Keep track of architecture extension flags.
2461 (cpu_data): Rename to...
2462 (aarch64_cpu_data): ...This.
2463 (aarch64_arch_driver_info): Keep track of architecture extension
2465 (get_arch_name_from_id): Rename to...
2466 (get_arch_from_id): ...This, change return type.
2467 (host_detect_local_cpu): Update and reformat for renames, handle
2468 extensions through common infrastructure.
2470 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2473 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2474 track of a canonical flag name.
2475 (all_extensions): Likewise.
2476 (arch_to_arch_name): Also track extension flags enabled by the arch.
2477 (all_architectures): Likewise.
2478 (aarch64_parse_extension): Move to here.
2479 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2481 (aarch64_rewrite_selected_cpu): Update for above change.
2482 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2483 are handled, such that the single explicit value enabled by an
2484 extension is kept seperate from the implicit values it also enables.
2485 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2487 (aarch64_parse_extension): New.
2488 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2489 here to config/aarch64/aarch64-protos.h.
2490 (aarch64_parse_extension): Move from here to
2491 common/config/aarch64/aarch64-common.c.
2492 (aarch64_option_print): Update.
2493 (aarch64_declare_function_name): Likewise.
2494 (aarch64_start_file): Likewise.
2495 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2496 the canonical flag for extensions.
2497 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2500 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2502 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2505 2016-04-09 Tom de Vries <tom@codesourcery.com>
2507 PR tree-optimization/68953
2508 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2509 first to last subscript.
2511 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2513 PR tree-optimization/70586
2514 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2517 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2521 PR tree-optimization/70373
2525 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2526 clauses for acc parallel reductions as necessary. Error on those
2528 * omp-low.c (scan_sharing_clauses): Don't install variables which
2529 are used in acc parallel reductions.
2530 (lower_rec_input_clauses): Remove dead code.
2531 (lower_oacc_reductions): Add support for reference reductions.
2532 (lower_reduction_clauses): Remove dead code.
2533 (lower_omp_target): Don't remap variables appearing in acc parallel
2535 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2537 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2540 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2541 with multiple SSA_NAME defs, force the outputs other than first
2542 to be live before calling live_track_process_def on each output.
2544 PR rtl-optimization/70574
2545 * fwprop.c (forward_propagate_and_simplify): Don't add
2546 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2547 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2548 paradoxical subregs within *loc.
2550 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2552 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2553 -ftree-parallelize-loops={0,1}.
2554 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2555 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2556 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2557 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2558 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2560 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2563 * asan.c (instrument_derefs): If we get unknown location, extract it
2565 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2567 2016-04-08 Tom de Vries <tom@codesourcery.com>
2569 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2570 implicit firstprivate clause.
2572 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2575 * config/arm/thumb2.md (tst + branch-> lsls + branch
2576 peephole below *orsi_not_shiftsi_si): Require that condition
2577 register is dead after the peephole.
2578 (second peephole after the above): Likewise.
2580 2016-04-08 Alan Modra <amodra@gmail.com>
2583 * builtins.c (fold_builtin_classify): For IBM extended precision,
2584 look at just the high-order double to test for NaN.
2585 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2586 test just the high double for Inf but both doubles for subnormal
2589 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2591 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2592 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2593 node->simdclone->mask_mode != VOIDmode masks.
2594 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2595 earlier, use it instead of node->simdclone.
2596 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2597 Set clonei->mask_mode.
2599 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2602 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2603 Pass it through to cp_parser_already_scoped_statement.
2604 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2605 it through to cp_parser_statement.
2606 (cp_parser_statement): Pass IF_P through to
2607 cp_parser_iteration_statement.
2608 (cp_parser_pragma): Adjust call to
2609 cp_parser_iteration_statement.
2611 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2614 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2615 resolve a future -Wparentheses warning.
2616 * omp-low.c (scan_sharing_clauses): Likewise.
2617 * tree-parloops.c (eliminate_local_variables): Likewise.
2619 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2621 PR rtl-optimization/70398
2622 * lra-constraints.c (process_address_1): Check zero scale and code
2623 for reloading with zero scale.
2625 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2627 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2628 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2630 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2632 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2633 Add support for AVX512F clones, include them by default for
2634 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2635 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2639 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2640 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2641 firstprivate clauses.
2642 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2643 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2644 (lower_omp_target): Set TREE_NO_WARNING for
2645 non-addressable possibly uninitialized vars which are copied into
2646 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2648 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2650 * config/pa/predicates.md (integer_store_memory_operand): Accept
2651 REG+D operands with a large offset when reload_in_progress is true.
2652 (floating_point_store_memory_operand): Likewise.
2654 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2657 * match.pd (nested int casts): Limit to GIMPLE.
2659 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2662 * ipa-devirt.c (maybe_record_node): Fix comment; use
2663 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2665 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2667 PR rtl-optimization/70542
2668 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2669 if there are any uses other than insn or debug insns.
2671 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2672 Jakub Jelinek <jakub@redhat.com>
2674 PR tree-optimization/70509
2675 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2676 Shift HOST_WIDE_INT_1U instead of 1.
2678 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2680 PR tree-optimization/70509
2681 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2682 of the vector base type for index.
2684 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2687 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2689 2016-04-05 Richard Biener <rguenther@suse.de>
2691 PR tree-optimization/70526
2692 * tree-sra.c (build_ref_for_offset): Use prev_base to
2693 extract the alias pointer type.
2695 2016-04-05 Richard Biener <rguenther@suse.de>
2697 * dse.c (struct store_info): Remove alias_set member.
2698 (struct read_info_type): Likewise.
2699 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2700 spill_deleted, clear_alias_set_lookup): Remove.
2701 (get_group_info): Remove dead base == NULL_RTX case.
2702 (dse_step0): Remove initialization of removed variables.
2703 (delete_dead_store_insn): Reomve alias set dumping.
2704 (free_read_records): Remove alias_set handling.
2705 (canon_address): Remove alias_set_out parameter.
2706 (record_store): Remove spill_alias_set, it's always zero.
2707 (check_mem_read_rtx): Likewise.
2708 (dse_step2): Rename from ...
2709 (dse_step2_nospill): ... this. Adjust.
2710 (scan_stores): Rename from ...
2711 (scan_stores_nospill): ... this.
2712 (scan_reads): Rename from ...
2713 (scan_reads_nospill): ... this.
2714 (scan_stores_spill, scan_reads_spill): Remove.
2715 (dse_step3_scan): Remove for_spills argument which is always false.
2716 (dse_step3): Likewise.
2717 (dse_step5): Rename from ...
2718 (dse_step5_nospill): ... this. Remove alias_set handling.
2719 (rest_of_handle_dse): Adjust.
2721 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2724 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2725 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2726 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2727 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2729 2016-04-05 Richard Biener <rguenther@suse.de>
2732 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2733 non-register type temporaries into SSA.
2735 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2738 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2739 calls when sanitizing.
2740 (possible_polymorphic_call_target_p): Fix formatting.
2742 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2743 Jakub Jelinek <jakub@redhat.com>
2746 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2747 to ensure a call statement is compatible with a built-in's
2749 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2752 2016-04-04 Richard Biener <rguenther@suse.de>
2754 PR rtl-optimization/70484
2755 * rtl.h (canon_output_dependence): Declare.
2756 * alias.c (canon_output_dependence): New function.
2757 * dse.c (record_store): Use canon_output_dependence rather
2758 than canon_true_dependence.
2760 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2763 * cgraph.h (symtab_node::copy_visibility_from): New function.
2764 * symtab.c (symtab_node::copy_visibility_from): New function.
2765 * ipa-visibility.c (optimize_weakref): New function.
2766 (function_and_variable_visibility): Use it.
2768 2016-04-04 Martin Liska <mliska@suse.cz>
2771 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2772 value that is really in range handled by SBR instruction.
2773 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2774 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2775 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2777 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2781 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2782 set, but not for SP_REG operands.
2784 2016-04-02 Martin Sebor <msebor@redhat.com>
2787 * fold-const.c (maybe_nonzero_address): New function.
2788 (fold_comparison): Call it. Fold equality and relational
2789 expressions involving null pointers.
2790 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2792 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2794 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2795 the "Y" constraint (scalar FP 0.0 immediate).
2797 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2798 Add the "const_double" to the list of operand constraints.
2800 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2802 PR rtl-optimization/70467
2803 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2804 If low word of the last operand is 0, just emit addition/subtraction
2807 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2810 * config/s390/s390.c (s390_expand_insv): Check for everything
2811 constant instead of just VOIDmode stuff.
2813 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2816 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2818 2016-04-01 Nathan Sidwell <nathan@acm.org>
2820 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2822 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2824 PR rtl-optimization/70461
2825 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2828 2016-03-31 Martin Liska <mliska@suse.cz>
2831 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2832 a tree value or an immediate integer value to a buffer
2833 that is eventually copied to a BRIG section.
2834 (emit_immediate_operand): Call the function here.
2835 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2836 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2837 of class' fields that are removed.
2838 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2839 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2840 m_brig_repr_size fields.
2842 2016-03-31 Martin Liska <mliska@suse.cz>
2845 * hsa-gen.c (hsa_function_representation::update_dominance): New
2847 (convert_addr_to_flat_segment): Likewise.
2848 (gen_hsa_memory_set): New alignment argument.
2849 (gen_hsa_ctor_assignment): Likewise.
2850 (gen_hsa_insns_for_single_assignment): Provide alignment
2851 to gen_hsa_ctor_assignment.
2852 (gen_hsa_insns_for_direct_call): Add new argument.
2853 (expand_lhs_of_string_op): New function.
2854 (expand_string_operation_builtin): Likewise.
2855 (expand_memory_copy): New function.
2856 (expand_memory_set): New function.
2857 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2858 (convert_switch_statements): Change signature.
2859 (generate_hsa): Use a return value of the function.
2860 (pass_gen_hsail::execute): Do not call
2861 convert_switch_statements here.
2862 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2863 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2864 (hsa_function_representation::update_dominance): New function.
2866 2016-03-31 Martin Liska <mliska@suse.cz>
2869 * hsa-brig.c (emit_directive_variable): Emit alignment
2870 according to hsa_symbol::m_align.
2871 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2872 (dump_hsa_symbol): Dump alignment of HSA symbols.
2873 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2874 (gen_hsa_addr_with_align): New function.
2875 (hsa_bitmemref_alignment): Use newly added function.
2876 (gen_hsa_insns_for_load): Likewise.
2877 (gen_hsa_insns_for_store): Likewise.
2878 (gen_hsa_memory_copy): New argument added.
2879 (gen_hsa_insns_for_single_assignment): Respect
2880 alignment for assignments processed via gen_hsa_memory_copy.
2881 (gen_hsa_insns_for_direct_call): Likewise.
2882 (gen_hsa_insns_for_return): Likewise.
2883 (gen_function_def_parameters): Set default alignment.
2884 * hsa.c (hsa_object_alignment): New function.
2885 (hsa_byte_alignment): Pasted function.
2886 * hsa.h (hsa_symbol::m_align): New field.
2888 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2890 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2891 scratch field for goto case.
2893 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2895 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2897 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2900 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2901 (scalar_chain::convert_insn): Call convert_op for reg
2902 moves to handle undefined registers.
2904 2016-03-31 Nathan Sidwell <nathan@acm.org>
2907 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2908 Assert we don't want to move backwards.
2910 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2913 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2915 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2917 PR rtl-optimization/70460
2918 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2919 with operand from REG_LABEL_OPERAND, instead substitute
2920 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2921 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2923 2016-03-31 Martin Liska <mliska@suse.cz>
2925 * passes.c (execute_one_pass): Do not call
2926 todo_after for a discarded function.
2928 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2930 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2931 (no_cost, infinite_cost): Initialize the new field.
2932 (get_computation_cost_at): Record setup cost.
2933 (determine_use_iv_cost_address): Skip cost computation for sub
2934 uses if we can estimate it without losing accuracy.
2936 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2938 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2940 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2941 max_loop_iterations_int.
2942 (tree_unswitch_outer_loop): Likewise.
2943 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2944 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2946 2016-03-30 Richard Biener <rguenther@suse.de>
2949 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2951 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2954 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2955 in gen_blendm expander.
2957 2016-03-30 Nick Clifton <nickc@redhat.com>
2960 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2961 case where we are already provided with an SImode SUBREG.
2963 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2966 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2967 conflict between DRAP register and __builtin_eh_return.
2969 2016-03-30 Michael Matz <matz@suse.de>
2970 Richard Biener <rguenther@suse.de>
2973 * ipa-polymorphic-call.c (struct type_change_info): Change
2974 speculative to an unsigned allowing to limit the work we do.
2975 (csftc_abort_walking_p): New inline function..
2976 (check_stmt_for_type_change): Limit the number of may-defs
2977 skipped for speculative devirtualization to
2978 max-speculative-devirt-maydefs.
2979 * params.def (max-speculative-devirt-maydefs): New param.
2980 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2982 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2985 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2988 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2990 PR tree-optimization/59124
2991 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2992 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2994 2016-03-29 Jeff Law <law@redhat.com>
2996 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2998 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3000 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
3003 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
3005 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
3006 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
3007 gcrt0.o if linking dynamically.
3009 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3012 * ipa-devirt.c (methods_equal_p): New function.
3013 (compare_virtual_tables): Use it.
3014 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
3015 * cgraphclones.c (clone_function_name_1): Use
3016 symbol_table::symbol_suffix_separator.
3017 * coverage.c (build_var): Likewise.
3018 * symtab.c (symbol_table::symbol_suffix_separator): New.
3020 2016-03-29 Jakub Jelinek <jakub@redhat.com>
3022 PR rtl-optimization/70429
3023 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
3024 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
3025 mode != result_mode.
3028 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
3030 PR tree-optimization/70405
3031 * ssa-iterators.h (num_imm_uses): Add missing braces.
3033 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
3035 PR rtl-optimization/68695
3036 * ira-color.c (allocno_copy_cost_saving): New.
3037 (improve_allocation): Use it.
3039 2016-03-29 Richard Henderson <rth@redhat.com>
3042 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
3044 2016-03-29 Richard Biener <rguenther@suse.de>
3047 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
3048 use alignment returned by get_pointer_alignment_1 if it is
3049 bigger than BITS_PER_UNIT.
3050 * builtins.c (get_pointer_alignment_1): Do not return true
3051 for alignment extracted from SSA info.
3053 2016-03-28 James Bowman <james.bowman@ftdichip.com>
3055 * config/ft32/ft32.opt (mnodiv): New.
3056 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
3057 * doc/invoke.texi (FT32 Options -mnodiv): New.
3059 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
3062 * config/i386/i386.md (define_split, andn): Fix modes.
3064 2016-03-26 Richard Biener <rguenther@suse.de>
3065 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3068 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
3070 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
3071 as 2nd argument to cl_optimization_restore().
3073 2016-03-25 Richard Henderson <rth@redhat.com>
3076 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
3077 * config/aarch64/aarch64-protos.h: Declare it.
3078 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
3080 2016-03-25 Alan Modra <amodra@gmail.com>
3083 * config/rs6000/constraints.md (j): Simplify.
3084 * config/rs6000/predicates.md (easy_fp_constant): Exclude
3086 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
3087 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
3088 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
3089 in all constraint alternatives.
3090 (movtd_64bit_nodm): Delete "j" constraint alternative.
3092 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
3094 * tree-ssa-propagate.c: Enhance docs for
3095 SSA_PROP_NOT_INTERESTING.
3097 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
3099 * doc/extend.texi: Fix typo in documentation to pure attribute.
3101 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
3104 * config/pa/pa.md (bswapdi2): Use a scratch register.
3106 2016-03-24 Richard Henderson <rth@redhat.com>
3109 * fold-const.c (extract_muldiv_1): Correct test for multiplication
3112 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
3114 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
3115 using ix86_expand_binary_operator instead of gen_andsi3.
3117 2016-03-24 Richard Biener <rguenther@suse.de>
3119 PR tree-optimization/70396
3120 * tree-vect-stmts.c (vectorizable_comparison): Use
3121 get_vectype_for_scalar_type.
3123 2016-03-24 Richard Biener <rguenther@suse.de>
3126 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
3127 with register bases.
3129 2016-03-24 Richard Biener <rguenther@suse.de>
3131 PR tree-optimization/70372
3132 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
3133 build_all_ones_cst to also handle vector types correctly.
3135 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3138 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
3141 2016-03-23 Marek Polacek <polacek@redhat.com>
3144 * doc/invoke.texi: Document -Wignored-attributes.
3146 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3148 PR tree-optimization/69042
3149 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
3150 parameter from 30 to 40.
3152 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3154 PR tree-optimization/69042
3155 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
3156 for use with constant offset stripped in base.
3158 2016-03-23 Richard Biener <rguenther@suse.de>
3161 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
3162 mode compatibility check.
3163 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3165 2016-03-23 Jeff Law <law@redhat.com>
3167 PR tree-optimization/64058
3168 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
3170 (struct ssa_conflicts): Move up earlier in the file.
3171 (conflicts_, var_map_): New static variables.
3172 (initialize_conflict_count): New function to initialize the
3173 CONFLICT_COUNT field for each conflict pair.
3174 (compare_pairs): Lazily initialize the conflict count and use it
3175 as the first tie-breaker.
3176 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
3177 and wipe conflicts_ and map_ around the call to qsort. Remove
3178 special case for 2 coalesce pairs.
3179 * bitmap.c (bitmap_count_unique_bits): New function.
3180 (bitmap_count_bits_in_word): New function, extracted from
3182 (bitmap_count_bits): Use bitmap_count_bits_in_word.
3183 * bitmap.h (bitmap_count_unique_bits): Declare it.
3185 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
3188 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
3189 transparent alias chain for decl assembler name.
3190 * config/sol2.c (solaris_assemble_visibility): Likewise.
3192 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3194 * config/arm/arm1020e.md (1020call_op): Reduce reservation
3196 (v10_fdivs): Likewise.
3197 (v10_fdivd): Likewise.
3199 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3202 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
3203 to not call fclose twice on file.
3205 2016-03-23 Jakub Jelinek <jakub@redhat.com>
3207 PR tree-optimization/70354
3208 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3209 oprnd0 is wider than oprnd1 and there is a cast from the wider
3210 type to oprnd1, mask it with the mask of the narrower type.
3213 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
3214 Optimize TARGET_STV splitters, if high or low word of last argument
3217 2016-03-22 Jeff Law <law@redhat.com>
3220 tree-ssa-threadbackward.c
3221 (fsm_find_control_statement_thread_paths): Correctly distinguish
3222 between old style jump threads vs FSM jump threads.
3224 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3227 * config/i386/i386.c (scalar_chain::convert_op): Support
3228 uninitialized register usage case.
3230 2016-03-22 Richard Biener <rguenther@suse.de>
3233 * genmatch.c (gen_transform): Adjust last parameter to a three-state
3235 (capture::gen_transform): ... to change behavior when substituting
3236 a condition into cond or not-cond expr context.
3237 (dt_simplify::gen_1): Adjust.
3238 * gimple-match-head.c: Include gimplify.h for unshare_expr.
3239 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
3240 last change and instead change to
3241 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
3242 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3244 2016-03-22 Anthony Green <green@moxielogic.com>
3246 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
3247 issue for moxiebox targets.
3248 (CC1PLUS_SPEC): Ditto.
3250 2016-03-22 Richard Biener <rguenther@suse.de>
3253 * fold-const.c (extract_muldiv_1): Properly perform multiplication
3256 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3258 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
3260 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3263 * config/i386/i386.c (def_builtin): Handle
3264 OPTION_MASK_ISA_AVX512VL to be and-ed with other
3266 (const struct builtin_description bdesc_special_args[]):
3267 Remove duplicate ISA bits.
3269 2016-03-22 Jakub Jelinek <jakub@redhat.com>
3272 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
3273 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
3274 in a way that works also for AVX512BW.
3277 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
3278 instead of source if operands[1] is xmm16 and above and
3279 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
3280 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
3283 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
3284 on assign if (*from_p) is a comparison, set it to
3285 TREE_NO_WARNING (*from_p).
3287 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3290 * lra.c (restore_scratches): Ignore deleted insns.
3292 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
3293 Jakub Jelinek <jakub@redhat.com>
3295 PR tree-optimization/70317
3296 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
3299 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
3302 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
3303 of ix86_expand_move.
3305 (movti): Use general_operand for operand 1 predicate.
3307 2016-03-21 Martin Liska <mliska@suse.cz>
3309 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
3311 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
3313 2016-03-21 Martin Liska <mliska@suse.cz>
3316 * ipa-icf.c (sem_function::parse): Skip static
3317 constructors and destructors.
3319 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3322 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
3323 function-like macro, peek following token(s) if it is followed
3324 by CPP_OPEN_PAREN token with optional padding in between, and
3325 if not, don't treat it like a macro.
3327 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
3328 Alexander Monakov <amonakov@ispras.ru>
3330 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
3331 for the stabs debug format.
3333 2016-03-21 Richard Biener <rguenther@suse.de>
3335 PR tree-optimization/70310
3336 * tree-vect-generic.c (expand_vector_condition): Fold the built
3339 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
3342 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
3343 Block third alternative for AVX-512VL target,
3345 2016-03-21 Martin Liska <mliska@suse.cz>
3348 * hsa-brig.c (emit_function_directives): Mark unemitted
3349 global variables for emission.
3350 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
3351 (get_symbol_for_decl): Likewise.
3352 * hsa.h (struct hsa_symbol): New flag.
3354 2016-03-21 Richard Biener <rguenther@suse.de>
3356 PR tree-optimization/70288
3357 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
3358 we do not estimate unsimplified all-constant conditionals or
3359 switches as optimized away.
3361 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
3363 PR rtl-optimization/69102
3364 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
3365 when we have a readonly dependency context.
3367 2016-03-18 Jeff Law <law@redhat.com>
3369 PR rtl-optimization/70263
3370 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
3371 (update_equiv_regs): When trying to move a store to after the insn
3372 that sets the source of the store, make sure the store occurs after
3373 the insn that sets the source of the store. When successful note
3374 the REG_EQUIV note created in the dump file.
3376 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
3377 Bernd Schmidt <bschmidt@redhat.com>
3379 * doc/extend.texi: Document more potential problems with basic asms.
3381 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
3383 PR rtl-optimization/70278
3384 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
3387 2016-03-18 Jason Merrill <jason@redhat.com>
3389 * calls.c (load_register_parameters): Fix zero size sibcall logic.
3391 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
3393 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
3394 values to 128b regs.
3396 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3398 PR tree-optimization/70252
3399 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
3400 boolean vector has a proper number of elements.
3401 (supportable_narrowing_operation): Likewise.
3403 2016-03-18 Tom de Vries <tom@codesourcery.com>
3406 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
3408 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3410 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
3411 instead of replace_rtx for DEBUG_INSNs.
3413 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3415 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
3416 load type reservations.
3418 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
3421 * config/pa/constraints.md: Revert 2015-02-13 change. Use
3422 define_constraint for "Q" and "T" constraints.
3424 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
3426 Tweak the pipeline model for Exynos M1
3428 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
3431 2016-03-17 David Malcolm <dmalcolm@redhat.com>
3434 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
3435 where one or both locations aren't within a line_map.
3437 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
3440 * opts.c (finish_options): Don't set flag_pie to the default if
3441 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
3444 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
3446 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
3447 true as ALL_REGS argument to replace_rtx.
3449 2016-03-17 Richard Biener <rguenther@suse.de>
3452 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
3455 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3458 * rtl.h (replace_rtx): Add ALL_REGS argument.
3459 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
3460 equality and assert mode is the same, instead of just rtx pointer
3462 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
3463 true as ALL_REGS argument to replace_rtx.
3465 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3467 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3468 for boolean vector with vector mode only.
3469 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3471 2016-03-17 Nick Clifton <nickc@redhat.com>
3474 * config/rx/rx.c (rx_print_integer): Print negative constants in
3477 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3480 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3482 2016-03-16 Richard Henderson <rth@redhat.com>
3483 Richard Biener <rguenth@suse.de>
3488 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3489 first operand as is_gimple_condexpr.
3494 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3495 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3496 Do not gimplify the result.
3497 (do_unop): Adjust call to tree_vec_extract.
3498 (do_binop): Likewise.
3499 (do_compare): Likewise.
3500 (do_plus_minus): Likewise.
3501 (do_negate): Likewise.
3502 (expand_vector_condition): Likewise.
3503 (do_cond): Likewise.
3505 2016-03-16 Richard Henderson <rth@redhat.com>
3508 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3509 (aarch64_classify_address): Use it.
3510 (aarch64_legitimize_address): Force all subexpressions of PLUS
3511 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3513 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3514 Richard Biener <rguenth@suse.de>
3517 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3518 return to even if only REGNO is equal, and assert
3521 2016-03-11 Jeff Law <law@redhat.com>
3523 PR rtl-optimization/70224
3524 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3526 2016-03-16 Richard Henderson <rth@redhat.com>
3529 * function.h (struct function): Add has_forced_label_in_static.
3530 * gimplify.c (force_labels_r): Set it.
3531 * lto-streamer-in.c (input_struct_function_base): Read it.
3532 * lto-streamer-out.c (output_struct_function_base): Write it.
3533 * tree-inline.c (has_label_address_in_static_1): Remove.
3534 (copy_forbidden): Remove fndecl parameter; test
3535 has_forced_label_in_static.
3536 (inline_forbidden_p): Update call to copy_forbidden.
3537 (tree_versionable_function_p): Likewise.
3538 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3539 (chkp_versioning): Likewise.
3540 * tree-inline.h (copy_forbidden): Update decl.
3542 2016-03-16 Marek Polacek <polacek@redhat.com>
3545 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3546 function being thunked if the result type doesn't have fixed size.
3547 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3548 doesn't have fixed size.
3550 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3552 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3553 reporting malformed loop nest.
3555 2016-03-16 Tom de Vries <tom@codesourcery.com>
3558 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3559 nodes.length () == 1 test to before first nodes[0] access.
3561 2016-03-16 Tom de Vries <tom@codesourcery.com>
3563 PR tree-optimization/68715
3564 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3567 2016-03-16 Tom de Vries <tom@codesourcery.com>
3569 PR tree-optimization/68809
3570 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3573 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3574 Sandra Loosemore <sandra@codesourcery.com>
3576 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3577 on leaf attribute. Mention ELF interposition problems.
3579 2016-03-16 Alan Modra <amodra@gmail.com>
3581 PR rtl-optimization/69195
3582 PR rtl-optimization/47992
3583 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3586 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3589 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3591 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3593 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3595 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3597 PR rtl-optimization/70222
3598 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3599 optimization if mode is different from result_mode, queue up masking
3600 of the result in outer_op. Formatting fix.
3603 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3606 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3608 PR rtl-optimization/69032
3609 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3610 looping backwards over basic block insns.
3612 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3615 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3616 to non-speculative when propagating trap bits.
3618 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3620 PR rtl-optimization/63384
3621 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3624 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3627 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3628 factored out from ...
3629 (sched_analyze_insn): ... here.
3630 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3631 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3632 get_implicit_reg_pending_clobbers in it.
3633 (setup_id_reg_sets): Use setup_id_implicit_regs.
3634 (deps_init_id): Ditto.
3636 2016-03-15 Tom de Vries <tom@codesourcery.com>
3639 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3641 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3642 execute_function_dump.
3643 (execute_one_pass): Don't dump function if it will be dumped after ipa
3646 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3648 * genrecog.c (match_pattern_2): If pred is NULL don't call
3649 safe_predicate_mode on it.
3651 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3654 * lra-constraints.c (delete_move_and_clobber): Change assertion
3655 to also allow dregno == 0.
3657 2016-03-14 Richard Henderson <rth@redhat.com>
3660 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3661 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3662 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3663 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3666 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3669 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3671 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3673 * lra-constraints.c (split_reg): For hard regs, try to find the
3674 biggest single-register mode used in the function.
3676 2016-03-14 Richard Biener <rguenther@suse.de>
3678 PR tree-optimization/56365
3679 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3680 constants to compare against.
3682 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3685 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3686 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3687 (define_split for the GPR case): Use int_reg_operand instead of
3688 gpc_reg_operand for the output.
3690 2016-03-14 Tom de Vries <tom@codesourcery.com>
3692 PR tree-optimization/70045
3693 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3694 create_empty_if_region_on_edge argument.
3696 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3698 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3699 (STACK_CHECK_PROTECT): Likewise.
3700 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3701 (STACK_CHECK_PROTECT): Likewise.
3702 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3703 (STACK_CHECK_PROTECT): Likewise.
3704 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3705 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3706 (STACK_CHECK_PROTECT): Likewise.
3708 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3710 PR rtl-optimization/69307
3711 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3712 registers in modes that span more than one register.
3714 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3717 * lra-constraints.c (delete_move_and_clobber): New.
3718 (remove_inheritance_pseudos): Use it.
3720 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3723 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3724 the libcall is LCT_THROW.
3725 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3726 for the checking routine.
3728 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3731 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3732 optimization if we have direct move.
3733 (roundu32<mode>2_fprs): Likewise.
3735 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3738 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3740 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3741 Arguments swapped. All callers changed. Take reg_renumber into
3742 account, and Calculate and compare register ranges for hard regs.
3744 2016-03-11 Jeff Law <law@redhat.com>
3746 PR tree-optimization/70190
3747 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3748 Handle cases where we can not extract the taken edge, even though we
3749 found a constant value.
3751 PR tree-optimization/64058
3752 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3753 (num_coalesce_pairs): Move up earlier in file.
3754 (find_coalesce_pair): Initialize the INDEX field for each pair
3756 (compare_pairs): No longer sort on the elements in each pair.
3757 Instead break ties with the index of the coalesce pair.
3759 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3762 * config/aarch64/aarch64-protos.h
3763 (aarch64_save_restore_target_globals): New prototype.
3764 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3765 Call the above when popping pragma.
3766 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3768 (aarch64_set_current_function): Rewrite using the above.
3770 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3772 PR tree-optimization/70177
3773 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3774 (extract_ops_from_tree): ... this. In the 2 argument
3775 overload remove _1 suffix.
3776 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3777 (extract_ops_from_tree): ... this.
3778 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3780 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3781 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3782 extract_ops_from_tree instead of 2 operand one.
3784 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3786 PR tree-optimization/70013
3787 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3788 for constant-pool entries.
3790 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3792 PR rtl-optimization/70174
3793 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3794 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3796 PR tree-optimization/70169
3797 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3798 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3801 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3802 Jakub Jelinek <jakub@redhat.com>
3805 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3806 of uninitialized values.
3808 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3810 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3812 ("*trunctddd2"): New pattern definition.
3813 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3816 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3818 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3819 definitions for BFP and DFP rounding modes.
3820 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3821 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3822 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3823 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3826 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3828 * config/s390/constraints.md: Adjust comment.
3829 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3830 s390_decompose_addrstyle_without_index.
3831 * config/s390/predicates.md (shift_count_or_setmem_operand):
3832 Rename to setmem_operand.
3833 * config/s390/s390-protos.h
3834 (s390_decompose_shift_count): Rename to
3835 s390_decompose_addrstyle_without_index.
3836 * config/s390/s390.c (s390_decompose_shift_count)
3837 (s390_mem_constraint, print_shift_count_operand)
3838 (print_operand_address, print_operand): Rename
3839 s390_decompose_shift_count to
3840 s390_decompose_addrstyle_without_index and rename
3841 print_shift_count_operand to print_addrstyle_operand troughout the
3843 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3844 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3845 Rename shift_count_or_setmem_operand to setmem_operand.
3846 * config/s390/vx-builtins.md ("vec_insert<mode>")
3847 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3850 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3853 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3854 Handle overlapping retval and newval.
3856 2016-03-10 Nick Clifton <nickc@redhat.com>
3859 * config/aarch64/aarch64.c
3860 (aarch64_override_options_after_change_1): When forcing
3861 flag_omit_frame_pointer to be true, use a special value that can
3862 be detected if this function is called again, thus preventing
3863 flag_omit_leaf_frame_pointer from being forced to be false.
3865 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3867 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3868 Set x_flag_omit_leaf_frame_pointer when handling
3869 -momit-leaf-frame-pointer.
3871 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3874 * cgraph.c (cgraph_node::dump): Dump split_part and
3875 indirect_call_target.
3876 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3877 * ipa.c (has_addr_references_p): Cleanup.
3878 (is_indirect_call_target_p): New.
3879 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3880 called indirectly as local.
3881 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3883 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3886 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3887 on cxa_pure_virtual.
3889 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3892 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3894 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3897 * tree.c (need_assembler_name_p): Only record main variant type names.
3899 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3902 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3903 Always define to 0 or 1.
3904 (TARGET_FIX_ERR_A53_843419): New macro.
3905 * config/aarch64/aarch64-elf-raw.h
3906 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3907 * config/aarch64/aarch64-linux.h: Likewise.
3908 * config/aarch64/aarch64.c
3909 (aarch64_override_options_after_change_1): Do not default
3910 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3912 (aarch64_attributes): Handle fix-cortex-a53-843419.
3913 (aarch64_can_inline_p): Likewise.
3914 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3916 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3917 Jakub Jelinek <jakub@redhat.com>
3919 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3920 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3921 DECL_COMMONS if flag_unconstrained_commons is set.
3922 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3923 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3924 (funconstrained-commons): Document.
3926 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3928 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3929 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3931 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3933 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3934 has a proper number of elements.
3936 2016-03-10 Alan Modra <amodra@gmail.com>
3938 PR rtl-optimization/69195
3939 PR rtl-optimization/47992
3940 * ira.c (recorded_label_ref): Delete.
3941 (update_equiv_regs): Return void.
3942 (indirect_jump_optimize): New function.
3943 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3944 before regstat_compute_ri. Don't rebuild_jump_labels here.
3945 Delete update_regstat.
3947 2016-03-10 Richard Biener <rguenther@suse.de>
3949 PR tree-optimization/70128
3950 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3951 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3953 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3955 PR tree-optimization/70152
3956 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3957 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3960 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3961 instead of gen_sse2_loadlpd.
3962 * config/i386/sse.md (*vec_concatv2df): Rename to...
3963 (vec_concatv2df): ... this.
3965 PR tree-optimization/70127
3966 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3968 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3972 * diagnostic-show-locus.c (compatible_locations_p): New function.
3973 (layout::layout): Sanitize ranges using compatible_locations_p.
3975 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3979 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3980 location_range param with three const expanded_locations * and a
3982 (layout::layout): Replace call to
3983 rich_location::lazily_expand_location with get_expanded_location.
3984 Extract the range and perform location expansion here, passing
3985 the results to the layout_range ctor.
3986 * diagnostic.c (source_range::debug): Delete.
3987 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3988 of rich_location::get_expanded_location.
3989 * gcc-rich-location.c (get_range_for_expr): Delete.
3990 (gcc_rich_location::add_expr): Reimplement to avoid the
3991 rich_location::add_range overload that took a location_range,
3992 passing a location_t instead.
3994 2016-03-09 Richard Biener <rguenther@suse.de>
3995 Jakub Jelinek <jakub@redhat.com>
3997 PR tree-optimization/70138
3998 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3999 Also skip vect_double_reduction_def.
4001 2016-03-09 Jakub Jelinek <jakub@redhat.com>
4004 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
4005 if the operand is "m".
4007 2016-03-09 Nathan Sidwell <nathan@acm.org>
4009 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
4011 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4013 * config/i386/i386.c (processor_target_table): Fix cost table
4014 intialization order for znver1.
4016 2016-03-08 Jakub Jelinek <jakub@redhat.com>
4018 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
4019 - becuase -> because.
4020 * ipa-reference.c (ignore_module_statics): Likewise.
4021 * cgraph.c (cgraph_node::get_body): Likewise.
4022 * ipa-inline.c (early_inliner): Likewise.
4023 * ipa-devirt.c (types_same_for_odr): Likewise.
4024 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
4025 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
4027 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4029 * tree-ssa-math-opts.c: Fix typo in comment.
4031 2016-03-08 Jakub Jelinek <jakub@redhat.com>
4034 * config/i386/i386.c (scalar_chain::make_vector_copies,
4035 scalar_chain::convert_reg): Call end_sequence in between
4036 get_insns and emit_conversion_insns rather than after both
4039 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/i386.h (machine_function): Add
4043 pc_thunk_call_expanded flag.
4044 (ix86_pc_thunk_call_expanded): New define.
4045 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
4046 (*set_got): Rename insn pattern from set_got.
4047 (*set_got_labelled): Rename inst pattern from set_got_labelled.
4048 * config/i386/i386.c (ix86_compute_frame_layout): Use
4049 ix86_pc_thunk_call_expanded to prevent red-zone.
4051 2016-03-07 Martin Jambor <mjambor@suse.cz>
4053 * hsa.h (hsa_get_ctor_statements): Declare.
4054 (hsa_get_dtor_statements): Likewise.
4055 (hsa_get_kernel_dispatch_type): Likewise.
4056 * hsa.c (hsa_get_ctor_statements): New function.
4057 (hsa_get_dtor_statements): Likewise.
4058 (hsa_get_kernel_dispatch_type): Likewise.
4059 * hsa-brig.c (hsa_cdtor_statements): Removed.
4060 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
4061 hsa_get_dtor_statements.
4062 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
4063 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
4065 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
4067 * config/arm/arm-cores.def (cortex-r8): New.
4068 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
4069 * config/arm/arm-tune.md: Likewise.
4070 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
4072 2016-03-07 Martin Sebor <msebor@redhat.com>
4074 PR rtl-optimization/19705
4075 * doc/invoke.texi (Options That Control Optimization): Clarify
4076 -fno-branch-count-reg.
4078 2016-02-26 Richard Biener <rguenther@suse.de>
4079 Jeff Law <law@redhat.com>
4081 PR tree-optimization/69740
4082 * cfghooks.c (remove_edge): Request loop fixups if we delete
4083 an edge that might turn an irreducible loop into a natural
4085 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
4086 Move after definition of loops_state_clear.
4088 2016-03-07 Bin Cheng <bin.cheng@arm.com>
4090 PR rtl-optimization/69052
4091 * rtlanal.c (commutative_operand_precedence): Set higher precedence
4094 2016-03-07 Tom de Vries <tom@codesourcery.com>
4096 PR tree-optimization/70116
4097 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
4098 is_tm_ending stmts and ubsan/asan internal functions.
4099 (find_duplicate): Use it. Don't test is_tm_ending here.
4101 2016-03-07 Richard Biener <rguenther@suse.de>
4103 PR tree-optimization/70115
4104 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
4105 (propagate_constants_for_unrolling): Use replace_uses_by.
4107 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
4110 * omp-low.c (struct oacc_loop): Add ifns.
4111 (new_oacc_loop_raw): Initialize it.
4112 (finish_oacc_loop): Clear mask & flags if no ifns.
4113 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
4114 (oacc_loop_xform_loop): Add ifns arg & adjust.
4115 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
4117 2016-03-07 Richard Henderson <rth@redhat.com>
4120 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
4121 (insert_value_copy_on_edge): Likewise.
4123 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4125 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
4127 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4130 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
4132 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4134 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
4136 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4138 Fix sseimul type attribute.
4139 * config/i386/znver1.md
4140 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
4141 znver1_sseimul_avx256_load) : Fix the type attribute.
4142 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
4143 pipe usage and latency.
4145 2016-03-05 Jakub Jelinek <jakub@redhat.com>
4148 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
4149 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
4152 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4155 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
4157 PR rtl-optimization/69941
4158 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
4159 the reg share its mode.
4161 2016-03-04 Jeff Law <law@redhat.com>
4163 PR tree-optimization/69196
4164 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4165 If the both SSA_NAMEs are anonymous, then consider them unassociated
4166 and include the PHI in the statement count.
4168 2016-03-05 Tom de Vries <tom@codesourcery.com>
4170 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
4171 construct in oacc routine. Check for oacc region in oacc routine.
4173 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4176 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
4177 2016-02-22 changes, instead don't recurse if RECUR is already true.
4178 Don't change *dynamic_check if RECUR. Adjust recursive caller
4179 to pass true to the new argument.
4180 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
4183 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4184 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
4186 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
4188 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4190 PR rtl-optimization/57676
4191 * lra-assigns.c (lra_assign): Guard test for maximum iterations
4194 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
4196 * tree-vect-patterns.c (search_type_for_mask): Handle
4197 comparison of booleans.
4199 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4201 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
4205 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
4206 all other ops that have dw_val_class_die_ref operands,
4207 and DW_OP_GNU_entry_value.
4209 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4211 PR rtl-optimization/69904
4212 * config/arm/arm.c (arm_cannot_copy_insn_p):
4213 Return true for load-exclusive instructions.
4215 2016-03-03 Jakub Jelinek <jakub@redhat.com>
4218 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
4219 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
4220 the pattern no matter if it is used just by non-pattern, pattern
4222 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
4223 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
4224 oprnd1 def_stmt is in pattern, don't look through it.
4226 2016-03-03 Marek Polacek <polacek@redhat.com>
4229 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
4231 2016-03-03 Martin Liska <mliska@suse.cz>
4233 PR tree-optimization/70043
4234 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
4235 previous statement if we see a debug statement.
4237 2016-03-03 Richard Biener <rguenther@suse.de>
4239 PR tree-optimization/55936
4240 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
4241 parameter and guard unsafe equivalence use.
4242 (vrp_evaluate_conditional_warnv_with_ops): Always use
4243 safe equivalences but not via the quadratic compare_names
4246 2016-03-03 Michael Collison <michael.collison@linaro.org>
4249 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
4250 for operand 1 to s_register_operand. Change predicate for operand
4251 2 to arm_not_immediate_operand.
4253 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
4255 * doc/tm.texi: Regenerated.
4257 2016-03-02 Richard Henderson <rth@redhat.com>
4260 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
4261 simplification when all args are positive non-fixed registers.
4263 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4265 * target.def (lra_p): Specify that new ports should use LRA.
4267 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4270 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
4271 gimplify_type_sizes the type they refer to.
4272 (omp_notice_variable): Handle reference vars to VLAs.
4273 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
4274 reference to VLA decls in the second pass instead of first pass.
4276 2016-03-02 Tom de Vries <tom@codesourcery.com>
4278 PR tree-optimization/68659
4279 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
4280 new_expr == NULL_TREE.
4281 (get_new_name): Handle ADDR_EXPR.
4283 2016-03-02 Bin Cheng <bin.cheng@arm.com>
4285 PR rtl-optimization/69052
4286 * loop-invariant.c (canonicalize_address): New function.
4287 (inv_can_prop_to_addr_use): Check validity of address expression
4288 which is canonicalized by above function.
4290 2016-03-02 Alan Modra <amodra@gmail.com>
4293 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
4296 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4299 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
4300 (*movhi_internal): Put mask moves from and to memory separately
4301 from moves from/to GPRs.
4303 2016-03-02 Richard Biener <rguenther@suse.de>
4305 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
4306 GENERIC expressions in GIMPLE.
4308 2016-03-02 Richard Biener <rguenther@suse.de>
4310 * config/i386/i386.c (type_natural_mode): Fix typo.
4312 2016-03-02 Nick Clifton <nickc@redhat.com>
4314 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
4316 2016-03-02 Richard Biener <rguenther@suse.de>
4317 Uros Bizjak <ubizjak@gmail.com>
4320 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
4322 2016-03-02 Richard Biener <rguenther@suse.de>
4325 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
4327 2016-03-02 Marek Polacek <polacek@redhat.com>
4330 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
4331 "is promoted to" warning.
4333 2016-03-01 DJ Delorie <dj@redhat.com>
4335 * config.gcc: Deprecate mep-*.
4337 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
4340 * lra-constraints.c (regno_val_use_in): New.
4341 (match_reload): Use it instead of regno_use_in.
4343 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4345 PR rtl-optimization/70007
4346 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
4347 references present in REG_EQUAL notes attached to non-SET patterns.
4349 2016-03-01 Jeff Law <law@redhat.com>
4351 PR tree-optimization/69196
4352 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4353 Appropriately clamp the number of statements to copy when the
4354 thread path does not traverse a loop backedge.
4356 PR tree-optimization/69196
4357 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4358 Do count some PHIs in the thread path against the insn count. Decrease
4359 final statement count by one as the control statement in the last
4360 block will get removed. Remove special cased code for handling PHIs
4363 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
4366 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
4367 asm dialect alternatives to explicit GOTPCREL calls.
4369 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4372 * ira.c (do_reload): Issue warning for generic stack checking here...
4373 * reload1.c (reload): ...instead of here and streamline it.
4375 2016-03-01 Nick Clifton <nickc@redhat.com>
4377 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
4379 2016-03-01 Richard Biener <rguenther@suse.de>
4381 PR tree-optimization/69983
4382 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
4383 types and fall back to operand_equal_p.
4385 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4388 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4390 * config/s390/constraints.md ("jm8"): New constraint.
4391 * config/s390/predicates.md ("const_int_8bitset_operand"): New
4393 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
4395 ("*setmem_long<setmem_and>"): New pattern.
4396 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
4398 ("*setmem_long_31z<setmem_and>"): New pattern.
4399 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
4400 New substitution rules with the required attributes.
4403 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4406 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4408 * gensupport.c (process_substs_on_one_elem): Split loop to
4409 complete mark_operands_used_in_match_dup on all expressions in the
4411 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4412 and remove function.
4414 2016-03-01 Richard Biener <rguenther@suse.de>
4417 * fold-const.c (fold_indirect_ref_1): Fix range checking for
4418 vector BIT_FIELD_REF extract.
4420 2016-03-01 Richard Biener <rguenther@suse.de>
4422 PR tree-optimization/69994
4423 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
4425 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
4427 PR tree-optimization/69956
4428 * tree-vect-stmts.c (supportable_widening_operation): Support
4429 multi-step conversion of boolean vectors.
4430 (supportable_narrowing_operation): Likewise.
4432 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4434 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
4437 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4439 * config/s390/subst.md (DSI_VI): New mode iterator.
4440 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
4441 * config/s390/vector.md ("vec_set<mode>"): Move expander before
4442 the insn definition.
4443 ("*vec_set<mode>"): Change predicate and add alternative to
4444 support only either register or const_int operands as element
4446 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
4448 ("vec_extract<mode>"): New expander.
4449 ("*vec_extract<mode>"): New insn definition supporting reg and
4450 const_int element selectors.
4451 ("*vec_extract<mode>_plus"): New insn definition supporting
4452 reg+const_int element selectors.
4453 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
4454 following expander+insn definition.
4455 ("<vec_shifts_name><mode>3"): New expander.
4456 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
4458 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4460 * config/s390/s390.md ("*tabort_1"): Change predicate to
4461 nonmemory_operand. Add a second alternative to cover
4462 register as well as const int operands.
4463 ("*tabort_1_plus"): New pattern definition.
4465 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4467 * config/s390/s390.md ("*ashrdi3_cc_31")
4468 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4469 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4470 Merge insn definitions into ...
4471 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4472 New pattern definition.
4473 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4474 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4475 ("*ashr<mode>3_and"): Merge insn definitions into ...
4476 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4477 New pattern definition.
4478 * config/s390/subst.md ("addr_style_op_cc_subst")
4479 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4480 substitutions patterns plus attributes.
4481 Add ashiftrt to SUBST iterator.
4483 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4485 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4486 op2 to nonmemory_operand.
4487 ("*<shift>di3_31", "*<shift>di3_31_and"):
4488 Merge into single pattern definition ...
4489 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4490 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4491 pattern definition ...
4492 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4493 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4496 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4498 * config/s390/predicates.md (const_int_6bitset_operand): New
4500 * config/s390/s390.md: Include subst.md.
4501 ("rotl<mode>3"): New expander.
4502 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4504 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4505 * config/s390/subst.md: New file.
4507 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4509 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4510 Remove RRR type. It doesn't really exist.
4511 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4513 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4514 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4515 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4516 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4517 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4518 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4519 `enabled' attribute.
4521 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4523 * gensupport.c (process_substs_on_one_elem): Split loop to
4524 complete mark_operands_used_in_match_dup on all expressions in the
4526 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4527 and remove function.
4529 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4532 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4533 (CEIL_NWORDS): ...this. Use CEIL macro.
4534 (compute_fp_layout): Adjust to above renaming.
4535 (function_arg_union_value): Likewise.
4536 (sparc_arg_partial_bytes): Likewise.
4537 (sparc_function_arg_advance): Likewise.
4539 2016-02-29 Jeff Law <law@redhat.com>
4541 PR tree-optimization/70005
4542 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4543 where an object with a boolean range is compared against a value
4546 PR tree-optimization/69999
4547 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4548 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4551 2016-02-29 Richard Biener <rguenther@suse.de>
4553 PR tree-optimization/69994
4554 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4555 (get_unary_op): Look through nop conversions.
4556 (ops_equal_values_p): New function, look for equality diregarding
4558 (eliminate_plus_minus_pair): Use ops_equal_values_p
4559 (repropagate_negates): Do not use get_unary_op here.
4561 2016-02-29 Martin Liska <mliska@suse.cz>
4563 * system.h: Poison ENABLE_CHECKING macro.
4565 2016-02-29 Martin Liska <mliska@suse.cz>
4567 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4568 is presented in dump flags.
4569 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4570 (hsa_regalloc): Likewise.
4572 2016-02-19 Richard Biener <rguenther@suse.de>
4574 PR tree-optimization/69980
4575 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4576 permutation of those we need to keep.
4578 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4581 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4582 (NWORDS_UP): ...this
4583 (init_cumulative_args): Minor tweaks.
4584 (sparc_promote_function_mode): Likewise.
4585 (scan_record_type): Delete.
4586 (traverse_record_type): New function template.
4587 (classify_data_t): New structure type.
4588 (classify_registers): New inline function.
4589 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4590 exhausted. Instantiate traverse_record_type on classify_registers and
4591 deal with the case of a structure passed in slot #15 with no FP field
4593 (assign_data_t): New structure type.
4594 (compute_int_layout): New static function.
4595 (compute_fp_layout): Likewise.
4596 (count_registers): New inline function.
4597 (assign_int_registers): New static function.
4598 (assign_fp_registers): Likewise.
4599 (assign_registers): New inline function.
4600 (function_arg_record_value_1): Delete.
4601 (function_arg_record_value_2): Likewise.
4602 (function_arg_record_value_3): Likewise.
4603 (function_arg_record_value): Adjust to above changes. Instantiate
4604 traverse_record_type on count_registers to first count the number of
4605 registers to be used and then on assign_registers to assign them.
4606 (function_arg_union_value): Adjust to above renaming.
4607 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4608 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4609 case of a structure passed in slot #15
4610 (sparc_function_arg_advance): Likewise.
4611 (function_arg_padding): Minor tweak.
4613 2016-02-29 Richard Biener <rguenther@suse.de>
4615 PR tree-optimization/69720
4616 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4617 the adjustment_def path for possibly vectorized defs.
4618 (vect_create_epilog_for_reduction): Handle vectorized initial
4621 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4623 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4625 2016-02-27 Jeff Law <law@redhat.com>
4628 2016-02-26 Richard Biener <rguenther@suse.de>
4629 Jeff Law <law@redhat.com>
4631 PR tree-optimization/69740
4632 * cfghooks.c (remove_edge): Request loop fixups if we delete
4633 an edge that might turn an irreducible loop into a natural
4636 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4638 PR rtl-optimization/69896
4639 * tree-vect-generic.c (get_compute_type): Avoid single element
4642 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4644 Rename the AArch64 tuning option and related functions to enable the
4645 Newton series for the reciprocal square root to reflect its
4646 approximative characteristic.
4648 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4649 function to "aarch64_emit_approx_rsqrt".
4650 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4651 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4652 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4653 (xgene1_tunings): Likewise.
4654 (use_rsqrt_p): Likewise.
4655 (aarch64_emit_swrsqrt): Use new function name.
4656 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4657 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4658 text explaining this option.
4659 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4661 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4664 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4665 complain about -mallow-movmisalign without -mvsx if
4666 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4668 2016-02-26 Joel Sherrill <joel@rtems.org>
4670 * config.gcc: Add x86_64-*-rtems*.
4671 * gcc/config/i386/rtems-64.h: New file.
4673 2016-02-26 Joel Sherrill <joel@rtems.org>
4675 * config.gcc: Add aarch64-*-rtems*.
4676 * gcc/config/aarch64/rtems.h: New file.
4678 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4681 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4682 shift amount using %h. Add comment.
4684 2016-02-26 Richard Biener <rguenther@suse.de>
4685 Jeff Law <law@redhat.com>
4687 PR tree-optimization/69740
4688 * cfghooks.c (remove_edge): Request loop fixups if we delete
4689 an edge that might turn an irreducible loop into a natural
4692 2016-02-26 Martin Jambor <mjambor@suse.cz>
4695 * tree-sra.c (sra_modify_assign): Do not remove loads of
4696 uninitialized aggregates to SSA_NAMEs.
4698 2016-02-26 Richard Henderson <rth@redhat.com>
4701 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4702 pseudo in case the target rtx matches the source of the left
4705 2016-02-26 Martin Jambor <mjambor@suse.cz>
4708 * hsa.h (hsa_type_packed_p): Declare.
4709 * hsa.c (hsa_type_packed_p): New function.
4710 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4712 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4713 * hsa-brig.c (emit_basic_insn): Likewise.
4715 2016-02-26 Martin Jambor <mjambor@suse.cz>
4718 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4720 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4722 2016-02-26 Martin Jambor <mjambor@suse.cz>
4724 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4725 hsa_op_with_type operands.
4726 (hsa_unsigned_type_for_type): Declare.
4727 * hsa.c (hsa_unsigned_type_for_type): New function.
4728 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4729 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4730 the finalizer. Do not emit extra move.
4732 2016-02-26 Martin Jambor <mjambor@suse.cz>
4734 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4735 atomic operations in private segment.
4737 2016-02-26 Martin Jambor <mjambor@suse.cz>
4739 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4740 statements to wi->info. Also disallow omp simd constructs.
4741 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4742 for not gridifying. Dump special string for omp_for.
4744 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4747 * config/aarch64/aarch64.c (aarch64_set_current_function):
4748 Save/restore target globals when switching to
4749 target_option_default_node.
4751 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4754 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4755 Return 0 if !SHIFT_COUNT_TRUNCATED.
4757 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4758 Eric Botcazou <ebotcazou@adacore.com>
4760 PR rtl-optimization/69891
4761 * dse.c (scan_insn): If we can't figure out memset arguments
4762 or they are non-constant, call clear_rhs_from_active_local_stores.
4764 2016-02-26 Martin Liska <mliska@suse.cz>
4766 * doc/extend.texi: Mention clog10, clog10f an clog10l
4767 in Builtins section.
4769 2016-02-26 Martin Liska <mliska@suse.cz>
4771 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4773 (resolve_args_picking_1): Likewise.
4774 * dwarf2out.h (struct GTY): Likewise.
4776 2016-02-26 Martin Liska <mliska@suse.cz>
4778 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4780 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4782 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4783 Martin Liska <mliska@suse.cz>
4785 * doc/install.texi: Mention --enable-valgrind-annotations.
4787 2016-02-26 Richard Biener <rguenther@suse.de>
4789 PR tree-optimization/69551
4790 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4791 looking through aliases adjust DECL_PT_UID to refer to the
4792 ultimate alias target.
4794 2016-02-25 Martin Liska <mliska@suse.cz>
4797 * alloc-pool.c (after_memory_report): New variable.
4798 * alloc-pool.h (base_pool_allocator ::release): Do not use
4799 the infrastructure if after_memory_report.
4800 * toplev.c (toplev::main): Mark after memory report.
4802 2016-02-25 Richard Biener <rguenther@suse.de>
4804 PR tree-optimization/48795
4805 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4807 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4810 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4811 offloading is enabled and -fopenacc or -fopenmp is specified.
4812 (CRTOFFLOADEND): Likewise.
4813 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4814 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4815 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4816 (offload_objects_file_name): New static var.
4817 (tool_cleanup): Remove offload_objects_file_name file.
4818 (find_offloadbeginend): Replace with ...
4819 (find_crtoffloadtable): ... this.
4820 (run_gcc): Remove offload_argc and offload_argv.
4821 Get offload_objects_file_name from -foffload-objects=... option.
4822 Read names of object files with offload from this file, pass them to
4823 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4824 don't pass offloadbegin and offloadend to the linker. Don't pass
4825 offload non-LTO files to the linker, because now they're not claimed.
4827 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4830 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4831 on builtin_unreachable.
4833 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4835 PR rtl-optimization/69896
4836 * regcprop.c: Include cfgrtl.h.
4837 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4838 than remembered mode, either delete it (if noop_move_p), or
4839 treat like copy_p but not noop_p instruction.
4841 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4844 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4845 - allow NULL decl for Fortran DW_TAG_common_block variables.
4847 2016-02-24 Jason Merrill <jason@redhat.com>
4849 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4851 2016-02-24 Richard Biener <rguenther@suse.de>
4852 Jakub Jelinek <jakub@redhat.com>
4855 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4856 conditionally executed ops to well-defined overflow behavior.
4858 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4861 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4864 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4866 PR rtl-optimization/69886
4867 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4868 argument. Use it when checking validity of set instructions.
4869 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4870 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4872 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4873 * store-motion.c (find_moveable_store): Update
4874 can_assign_to_reg_without_clobbers_p callsite.
4876 2016-02-24 Richard Biener <rguenther@suse.de>
4879 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4881 (record_nonwrapping_iv): Do not fall back to the low/high bound
4882 for non-constant IV bases if the stmt is not always executed.
4884 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4886 * config/arm/arm-cores.def (cortex-a32): New entry.
4887 * config/arm/arm-tables.opt: Regenerate.
4888 * config/arm/arm-tune.md: Regenerate.
4889 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4890 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4891 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4892 for -mcpu and -mtune.
4894 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4897 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4898 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4899 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4900 (atomic_loaddi_1): Delete.
4901 (atomic_loaddi): Rewrite expander using the above changes.
4903 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4906 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4909 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4910 Richard Biener <rguenth@suse.de>
4913 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4914 set_mem_attributes if tem is SSA_NAME which got expanded
4917 2016-02-24 Richard Biener <rguenther@suse.de>
4919 PR tree-optimization/69907
4920 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4921 end of permutations for BB vectorization.
4923 2016-02-24 Christian Bruel <christian.bruel@st.com>
4925 * config/arm/arm-c.c (arm_option_override): Initialize
4926 target_option_current_node.
4927 * config/arm/arm.c (arm_pragma_target_parse): Replace
4928 build_target_option_node call by target_option_current_node.
4929 Set target_option_current_node.
4932 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4935 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4936 define_insn_and_split to define_insn.
4937 (zero_extendqi<mode>2_dot2): Same.
4938 (extendqi<mode>2_dot): Same.
4939 (extendqi<mode>2_dot2): Same.
4941 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4943 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4944 and add bypass for AES{D,E} and AESMC pairs.
4945 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4948 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4950 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4951 series for reciprocal square root in Exynos M1.
4953 2016-02-23 Martin Sebor <msebor@redhat.com>
4956 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4957 __builtin_alloca_with_align.
4959 2016-02-23 Richard Henderson <rth@redhat.com>
4961 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4962 (ix86_register_pragmas): Remove __seg_tls.
4963 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4964 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4965 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4966 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4967 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4968 * doc/extend.texi (__seg_tls): Remove item.
4970 2016-02-23 Richard Biener <rguenther@suse.de>
4972 * alloc-pool.h (struct allocation_object): Make id member
4973 conditional on CHECKING_P again.
4974 (get_instance): Adjust.
4975 (base_pool_allocator): Likewise.
4977 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4979 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4980 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4982 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4984 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4986 2016-02-23 Richard Biener <rguenther@suse.de>
4988 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4989 * bitmap.h (struct bitmap_usage): Likewise.
4990 (bitmap_move): Declare.
4991 * bitmap.c (register_overhead): Take size_t argument.
4992 (bitmap_move): New function.
4993 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4994 to properly account overhead.
4995 * tree.c (free_node): Use tree_size.
4997 2016-02-23 Jakub Jelinek <jakub@redhat.com>
5000 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
5001 when inverting comparison.
5004 * common.opt (Wunreachable-code): Add Warning flag.
5006 2016-02-23 Mark Wielaard <mjw@redhat.com>
5007 Jakub Jelinek <jakub@redhat.com>
5010 * cgraphunit.c (check_global_declaration): Check main_input_filename
5011 and DECL_SOURCE_FILE are not NULL.
5013 2016-02-23 Martin Jambor <mjambor@suse.cz>
5015 PR tree-optimization/69666
5016 * tree-sra.c (sra_modify_assign): Do not attempt to create
5017 default_def replacements for unscalarizable regions.
5019 2016-02-20 Mark Wielaard <mjw@redhat.com>
5022 * cgraphunit.c (check_global_declaration): Check level of
5023 warn_unused_const_variable and main_input_filename.
5024 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
5025 (-Wunused-variable): For C implies -Wunused-const-variable=1.
5026 (-Wunused-const-variable): Explain levels 1 and 2.
5028 2016-02-22 Jakub Jelinek <jakub@redhat.com>
5031 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
5032 identical arguments. Formatting and spelling fixes.
5035 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
5040 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
5041 and m68k-devices.def.
5042 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
5043 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
5045 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
5047 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
5048 and HImode registers.
5050 2016-02-22 Richard Biener <rguenther@suse.de>
5052 PR tree-optimization/69882
5053 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
5054 preserve permutations present because of gaps.
5055 (vect_supported_load_permutation_p): Always continue checking
5056 permutations after vect_attempt_slp_rearrange_stmts.
5058 2016-02-22 Bin Cheng <bin.cheng@arm.com>
5060 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
5061 min_profitable_estimate, rather than min_profitable_iters.
5063 2016-02-22 Jakub Jelinek <jakub@redhat.com>
5066 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
5067 SImode for last match_operand.
5069 2016-02-22 Martin Liska <mliska@suse.cz>
5071 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
5072 return bitsize - 1 as the return value.
5074 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
5078 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
5079 Handle negative shift counts.
5080 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
5081 force_reg on the shift constant.
5082 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
5083 (lshrsi3_d): Handle negative shift counts.
5085 2016-02-22 Richard Biener <rguenther@suse.de>
5086 Tom de Vries <tom@codesourcery.com>
5088 * graph.c: Include dumpfile.h.
5089 (print_graph_cfg): Split into three overloads.
5090 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
5092 2016-02-22 Tom de Vries <tom@codesourcery.com>
5094 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
5097 2016-02-22 Richard Biener <rguenther@suse.de>
5100 * ipa-inline-transform.c (inline_call): When not updating
5101 overall summaries adjust self size by the growth estimate.
5102 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
5103 hash-set, do not update overall summaries here. Renamed from ...
5104 (inline_to_all_callers): ... this which is now wrapping the
5105 above and performing delayed overall summary update.
5106 (early_inline_small_functions): Delay updating of the overall
5109 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
5111 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
5114 2016-02-19 Jakub Jelinek <jakub@redhat.com>
5117 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
5118 :%* in %:gt() argument.
5119 (greater_than_spec_func): Adjust for expecting only numbers,
5120 if there are more than two numbers, compare the last two.
5122 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
5124 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
5125 -Wnarrowing with -std.
5127 2016-02-19 Jakub Jelinek <jakub@redhat.com>
5130 * expr.c (store_field): Don't use bit-field path if exp is
5131 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
5132 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
5133 and the assignment can be performed by bitwise copy. Formatting
5137 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
5138 call copy_reg_eh_region_note_forward on before and/or after sequences
5139 and remove note from insn if it no longer can throw.
5142 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
5145 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5147 * config/s390/vector.md: Add missing commutative operand markers
5148 to the patterns which qualify for one.
5149 * config/s390/vx-builtins.md: Likewise.
5151 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5153 * config/s390/vector.md (VI, VI_QHS): Add single element vector
5154 types to mode iterators.
5155 (vec_double): ... and mode attribute.
5156 * config/s390/vx-builtins.md (non_vec_int): Likewise.
5158 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5160 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
5161 Change the predicate of op2 from nonimmediate to general and let
5162 reload fix it if necessary.
5164 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5166 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
5168 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5170 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
5173 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5175 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
5176 * config/s390/s390.c (s390_expand_vec_movstr): New function.
5177 * config/s390/s390.md ("movstr<P:mode>"): Call
5178 s390_expand_vec_movstr.
5180 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5182 * config/s390/s390.md: Add missing output modifier for operand 1
5183 to print it as address properly.
5185 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5187 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
5188 * config/s390/2964.md: New file.
5189 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
5190 of insn grouping attributes depending on the CPU level.
5191 (s390_get_unit_mask): New function.
5192 (s390_sched_score): Remove the OOO from the scheduling macros.
5193 Add loop to calculate a score for the instruction mix.
5194 (s390_sched_reorder): Likewise plus improve debug output.
5195 (s390_sched_variable_issue): Rename macros as above. Calculate
5196 the unit distances after actually scheduling an insn. Improve
5198 (s390_sched_init): Clear last_scheduled_unit_distance array.
5199 * config/s390/s390.md: Include 2964.md.
5201 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5204 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
5205 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
5206 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
5207 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
5208 *avx512f_<code>v8div16qi2_mask_1): New insns.
5210 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5213 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
5216 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
5217 earlyclobber from target. Use wF constraint for fused memory
5219 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
5221 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5222 Martin Liska <mliska@suse.cz>
5225 * cfgexpand.c (asan_sanitize_stack_p): New function.
5226 (partition_stack_vars): Use the function.
5227 (expand_stack_vars): Likewise.
5228 (defer_stack_allocation): Likewise.
5229 (expand_used_vars): Likewise.
5231 2016-02-18 Richard Biener <rguenther@suse.de>
5234 * fold-const.c (operand_equal_p): Properly compare offsets for
5235 IMAGPART_EXPR and ARRAY_REF.
5237 2016-02-18 Nick Clifton <nickc@redhat.com>
5241 * config/arm/arm.c (arm_option_override_internal): Disable
5242 interworking if the target does not support thumb instructions.
5243 (arm_reload_in_hi): Handle the case where a register to register
5244 move needs reloading because there is no simple pattern to handle
5246 (arm_reload_out_hi): Likewise.
5248 2016-02-18 Richard Biener <rguenther@suse.de>
5251 * match.pd: Don't use fold_binary or fold_unary for folding
5254 2016-02-17 Jakub Jelinek <jakub@redhat.com>
5257 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
5258 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
5259 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
5260 warn on gimple_no_warning_p statements.
5262 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
5264 * doc/extend.texi (C++ Attributes): Correct description of
5265 warn_unused type attribute.
5267 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5269 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
5270 correct instruction.
5272 2016-02-17 Richard Biener <rguenther@suse.de>
5274 PR rtl-optimization/69609
5275 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
5276 (find_traces_1_round): When ending a trace update cached priority
5278 (bb_to_key): Use cached priority when available.
5279 (copy_bb): Initialize cached priority.
5280 (reorder_basic_blocks_software_trace_cache): Likewise.
5282 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5285 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
5287 (aarch64_comparison_operator): Break overly long line into two.
5288 (aarch64_comparison_operation): Likewise.
5289 * config/aarch64/aarch64.md (cstorecc4): Use
5290 aarch64_comparison_operator_mode instead of
5291 aarch64_comparison_operator.
5292 (cstore<mode>4): Likewise.
5293 (aarch64_cstore<mode>): Likewise.
5294 (*cstoresi_insn_uxtw): Likewise.
5295 (cstore<mode>_neg): Likewise.
5296 (*cstoresi_neg_uxtw): Likewise.
5298 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5301 * config/arm/predicates.md (arm_comparison_operator_mode):
5303 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
5304 instead of arm_comparison_operator.
5305 (*mov_negscc): Likewise.
5306 (*mov_notscc): Likewise.
5307 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
5308 (*thumb2_mov_negscc): Likewise.
5309 (*thumb2_mov_negscc_strict_it): Likewise.
5310 (*thumb2_mov_notscc): Likewise.
5311 (*thumb2_mov_notscc_strict_it): Likewise.
5313 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
5315 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
5318 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
5320 * config/visium/visium.c (machine_libfunc_index): New enum.
5321 (machine_libfuncs): New structure.
5322 (visium_libfuncs): New static variable.
5323 (TARGET_INIT_LIBFUNCS): Define to...
5324 (visium_init_libfuncs): ...this. New function.
5325 (expand_block_move_4): Use the appropriate libfunc.
5326 (expand_block_move_2): Likewise.
5327 (expand_block_move_1): Likewise.
5328 (expand_block_set_4): Likewise.
5329 (expand_block_set_2): Likewise.
5330 (expand_block_set_1): Likewise.
5331 (visium_trampoline_init): Likewise.
5333 2016-02-17 Nick Clifton <nickc@redhat.com>
5335 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
5336 TI's devices.csv file as of March 2016.
5338 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
5341 * opts-global.c (handle_common_deferred_options): Introduce and
5342 initialize two global variables to remember command-line options
5343 specifying a stack-limiting register.
5344 * opts.h: Add extern declarations of the two new global variables.
5345 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
5346 variable based on the values of the two new global variables.
5348 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5351 * common.opt (Wnonnull-compare): New warning.
5352 * doc/invoke.texi (-Wnonnull): Remove text about comparison
5353 of arguments against NULL.
5354 (-Wnonnull-compare): Document.
5355 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
5356 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
5357 * passes.def (pass_warn_nonnull_compare): Add.
5358 * gimple-ssa-nonnull-compare.c: New file.
5360 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5362 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
5363 AARCH64_EXTRA_TUNE_RECIP_SQRT.
5365 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5367 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
5368 reciprocal sqrt for -mlow-precision-recip-sqrt.
5370 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5371 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5373 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
5374 always use lane loads to construct non-constant vectors.
5376 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5378 * config/aarch64/aarch64.md
5379 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
5380 constraints for operand 3.
5381 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5383 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5384 Richard Biener <rguenther@suse.de>
5386 PR tree-optimization/69820
5387 * tree-vect-patterns.c (type_conversion_p): Return false if
5388 *orig_type is unsigned single precision or boolean.
5389 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
5392 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5394 PR rtl-optimization/69764
5395 PR rtl-optimization/69771
5396 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
5397 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
5399 2016-02-16 Richard Biener <rguenther@suse.de>
5401 PR tree-optimization/69776
5402 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
5404 (indirect_refs_may_alias_p): Likewise.
5405 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
5406 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
5407 according to tbaa_p.
5408 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
5409 (optimize_stmt): For redundant store discovery do not allow tbaa.
5411 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
5413 PR tree-optimization/69714
5414 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
5415 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
5417 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
5419 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
5420 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
5421 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
5422 * config/arc/arc.c (arc_init): Check FPU options.
5423 (get_arc_condition_code): Handle new CC_FPU* modes.
5424 (arc_select_cc_mode): Likewise.
5425 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
5426 register pair only. Allow access for ARCv2 accumulator.
5427 (gen_compare_reg): Whenever we have FPU support use FPU compare
5429 (arc_reorg): Don't generate brcc insns when FPU compare
5430 instructions are involved.
5431 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
5432 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
5433 floating point emulation.
5434 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
5435 (REVERSE_CONDITION): Add new CC_FPU* modes.
5436 (TARGET_FP_SP_BASE): Define.
5437 (TARGET_FP_DP_BASE): Likewise.
5438 (TARGET_FP_SP_FUSED): Likewise.
5439 (TARGET_FP_DP_FUSED): Likewise.
5440 (TARGET_FP_SP_CONV): Likewise.
5441 (TARGET_FP_DP_CONV): Likewise.
5442 (TARGET_FP_SP_SQRT): Likewise.
5443 (TARGET_FP_DP_SQRT): Likewise.
5444 (TARGET_FP_DP_AX): Likewise.
5445 * config/arc/arc.md (ARCV2_ACC): New constant.
5446 (type): New fpu type attribute.
5447 (SDF): Conditional iterator.
5448 (cstore<mode>, cbranch<mode>): Change expand condition.
5449 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
5450 handles FPU/FPX cases as well.
5451 * config/arc/arc.opt (mfpu): New option.
5452 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
5454 (adddf3, muldf3, subdf3): Removed.
5455 * config/arc/predicates.md (proper_comparison_operator): Recognize
5457 * config/arc/fpu.md: New file.
5458 * doc/invoke.texi (ARC Options): Document mfpu option.
5460 2016-02-16 Richard Biener <rguenther@suse.de>
5462 PR rtl-optimization/69291
5463 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
5464 noce_operand_ok check.
5466 2016-02-16 Tom de Vries <tom@codesourcery.com>
5469 * omp-low.c (simd_clone_create): Remove call to
5470 symtab->call_cgraph_insertion_hooks.
5472 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5474 PR tree-optimization/69802
5475 * tree-ssa-reassoc.c (update_range_test): If op is
5476 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5477 op == 1 test of precision 1 integral op, otherwise handle
5478 that case as op itself. Fix up formatting.
5479 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5482 2016-02-16 Richard Biener <rguenther@suse.de>
5484 PR tree-optimization/69586
5485 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5486 types for conversion sources.
5488 2016-02-16 Richard Biener <rguenther@suse.de>
5491 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5492 mask OEP_ADDRESS_OF.
5494 2016-02-16 Alan Modra <amodra@gmail.com>
5497 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5498 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5499 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5501 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5502 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5503 (p8_fmrgow_<mode>): Likewise.
5504 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5506 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5507 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5508 to use movdi_internal64. Remove op0_di.
5509 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5511 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5513 Add support for the FCCMP insn types
5515 * config/aarch64/aarch64.md (fccmp): Change insn type.
5517 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5518 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5519 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5520 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5521 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5522 * config/arm/types.md (fccmps): Add new insn type.
5525 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5527 * alias.c (get_alias_set): Fix a typo in comment.
5529 2016-02-15 Richard Biener <rguenther@suse.de>
5531 PR tree-optimization/69595
5532 * match.pd: Complete range test simplification to true.
5534 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5536 PR rtl-optimization/69648
5537 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5538 pic_offset_table_rtx.
5540 PR rtl-optimization/69752
5541 * ira.c (update_equiv_regs): When looking for more than a single SET,
5542 also take other side effects into account.
5544 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5546 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5547 for z900+ CPUs in 31-bit mode.
5549 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5551 * common/config/s390/s390-common.c (s390_supports_split_stack):
5553 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5554 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5555 * config/s390/s390.c (struct machine_function): New field
5556 split_stack_varargs_pointer.
5557 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5558 in s390_emit_prologue.
5559 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5561 (morestack_ref): New global.
5562 (SPLIT_STACK_AVAILABLE): New macro.
5563 (s390_expand_split_stack_prologue): New function.
5564 (s390_live_on_entry): New function.
5565 (s390_va_start): Use split-stack vararg pointer if appropriate.
5566 (s390_asm_file_end): Emit the split-stack note sections.
5567 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5568 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5569 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5570 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5571 (split_stack_prologue): New expand.
5572 (split_stack_space_check): New expand.
5573 (split_stack_data): New insn.
5574 (split_stack_call): New expand.
5575 (split_stack_call_*): New insn.
5576 (split_stack_cond_call): New expand.
5577 (split_stack_cond_call_*): New insn.
5579 2016-02-15 Richard Biener <rguenther@suse.de>
5581 PR tree-optimization/69783
5582 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5583 Add trivially correct cases.
5585 2016-02-15 Tom de Vries <tom@codesourcery.com>
5588 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5590 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5592 2016-02-15 Richard Biener <rguenther@suse.de>
5594 PR tree-optimization/69776
5595 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5596 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5597 indicate whether we can use TBAA to disambiguate against stores.
5598 Use alias-set zero if not.
5599 (visit_reference_op_store): Do not use TBAA when looking up
5601 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5602 (eliminate_dom_walker::before_dom_children): But not when looking
5603 up redundant stores.
5605 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5607 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5609 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5611 * config/i386/znver1.md
5612 (znver1_pop, znver1_pop_mem,
5613 znver1_load_imov_double_store,
5614 znver1_load_imov_direct_store,
5615 znver1_load_imov_direct_load,
5616 znver1_load_imov_double_load): Add new.
5617 (znver1_insn, znver1_insn_load): Add icmov type.
5619 znver1_sseavx_fma_load,
5621 znver1_avx256_fma_load): Fix pipe usage.
5623 2016-02-14 Alan Modra <amodra@gmail.com>
5626 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5627 with an invalid hard reg, reload just the reg not the entire
5628 pre/post-inc/dec address expression.
5630 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5633 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5634 fixed R1_REG scratch reg.
5635 (sibcall_value_pcrel_fdpic): Likewise.
5637 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5641 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5643 2016-02-12 Walter Lee <walt@tilera.com>
5645 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5646 * config/tilegx/t-tilegx: Likewise.
5648 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5651 * diagnostic-show-locus.c (struct line_span): New struct.
5652 (layout::get_first_line): Delete.
5653 (layout::get_last_line): Delete.
5654 (layout::get_num_line_spans): New member function.
5655 (layout::get_line_span): Likewise.
5656 (layout::print_heading_for_line_span_index_p): Likewise.
5657 (layout::get_expanded_location): Likewise.
5658 (layout::calculate_line_spans): Likewise.
5659 (layout::m_first_line): Delete.
5660 (layout::m_last_line): Delete.
5661 (layout::m_line_spans): New field.
5662 (layout::layout): Update comment. Replace m_first_line and
5663 m_last_line with m_line_spans, replacing their initialization
5664 with a call to calculate_line_spans.
5665 (diagnostic_show_locus): When printing source lines and
5666 annotations, rather than looping over a single span
5667 of lines, instead loop over each line_span within
5668 the layout, with an inner loop over the lines within them.
5669 Call the context's start_span callback when changing line spans.
5670 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5671 (diagnostic_build_prefix): Break out the building of the location
5672 part of the string into...
5673 (diagnostic_get_location_text): ...this new function, rewriting
5674 it from nested ternary expressions to a sequence of "if"
5676 (default_diagnostic_start_span_fn): New function.
5677 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5678 (diagnostic_context::start_span): New field.
5679 (default_diagnostic_start_span_fn): New prototype.
5681 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5684 * gcc.c (driver::finalize): Fix cleanup of "specs".
5686 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5690 * gcc.c (driver::driver): Initialize m_option_suggestions.
5691 (driver::~driver): Clean up m_option_suggestions.
5692 (suggest_option): Convert to...
5693 (driver::suggest_option): ...this, and split out into
5694 driver::build_option_suggestions and find_closest_string.
5695 (driver::build_option_suggestions): New function, from
5696 first half of suggest_option. Special-case
5697 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5698 the sanitizer_opts array. For options of enum types, add the
5699 various enum values to the candidate strings.
5700 (driver::handle_unrecognized_options): Remove "const".
5701 * gcc.h (driver::handle_unrecognized_options): Likewise.
5702 (driver::build_option_suggestions): New decl.
5703 (driver::suggest_option): New decl.
5704 (driver::m_option_suggestions): New field.
5705 * opts-common.c (add_misspelling_candidates): New function.
5706 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5707 and make non-static.
5708 * opts.h (sanitizer_opts): New array decl.
5709 (add_misspelling_candidates): New function decl.
5710 * spellcheck.c (find_closest_string): New function.
5711 * spellcheck.h (find_closest_string): New function decl.
5713 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5715 PR rtl-optimization/69764
5716 PR rtl-optimization/69771
5717 * optabs.c (expand_binop_directly): For shift_optab_p, force
5718 convert_modes with VOIDmode if xop1 has VOIDmode.
5720 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5723 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5724 to correctly determine instrumentation thunks.
5726 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5729 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5730 type by reference, force lhs on the call.
5733 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5734 Compute retval and retbnd early in all cases if split_part_return_p
5735 and return_bb is not EXIT. Remove all clobber stmts and reset
5736 all debug stmts that refer to SSA_NAMEs defined in split part,
5737 except if it is retval, in that case replace the old retval with the
5738 lhs of the call to the split part.
5740 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5743 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5746 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5747 whose result is used in PHI.
5748 (maybe_optimize_range_tests): Likewise.
5749 (final_range_test_p): Likweise.
5751 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5754 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5755 whose result is used in PHI.
5756 (maybe_optimize_range_tests): Likewise.
5757 (final_range_test_p): Likweise.
5759 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5761 * cgraph.c: Spelling fixes - behaviour -> behavior and
5762 neighbour -> neighbor.
5763 * target.def: Likewise.
5764 * sel-sched.c: Likewise.
5765 * config/mips/mips.c: Likewise.
5766 * config/arc/arc.md: Likewise.
5767 * config/arm/cortex-a57.md: Likewise.
5768 * config/arm/arm.c: Likewise.
5769 * config/arm/neon.md: Likewise.
5770 * config/arm/arm-c.c: Likewise.
5771 * config/vms/vms-c.c: Likewise.
5772 * config/s390/s390.c: Likewise.
5773 * config/i386/znver1.md: Likewise.
5774 * config/i386/i386.c: Likewise.
5775 * config/ia64/hpux-unix2003.h: Likewise.
5776 * config/msp430/msp430.md: Likewise.
5777 * config/rx/rx.c: Likewise.
5778 * config/rx/rx.md: Likewise.
5779 * config/aarch64/aarch64-simd.md: Likewise.
5780 * config/aarch64/aarch64.c: Likewise.
5781 * config/nvptx/nvptx.c: Likewise.
5782 * config/bfin/bfin.c: Likewise.
5783 * config/cris/cris.opt: Likewise.
5784 * config/rs6000/rs6000.c: Likewise.
5785 * target.h: Likewise.
5786 * spellcheck.c: Likewise.
5787 * ira-build.c: Likewise.
5788 * tree-inline.c: Likewise.
5789 * builtins.c: Likewise.
5790 * lra-constraints.c: Likewise.
5791 * explow.c: Likewise.
5792 * hwint.h: Likewise.
5793 * targhooks.c: Likewise.
5794 * tree-vect-data-refs.c: Likewise.
5796 * doc/tm.texi: Likewise.
5797 * doc/extend.texi: Likewise.
5798 * doc/install.texi: Likewise.
5799 * doc/md.texi: Likewise.
5800 * tree-ssa-tail-merge.c: Likewise.
5801 * sched-int.h: Likewise.
5802 * match.pd: Likewise.
5803 * sched-ebb.c: Likewise.
5804 * target.def (omit_struct_return_reg): Likewise.
5805 * gimple-ssa-isolate-paths.c: Likewise.
5806 (find_implicit_erroneous_behaviour): Renamed to...
5807 (find_implicit_erroneous_behavior): ... this.
5808 (find_explicit_erroneous_behaviour): Renamed to...
5809 (find_explicit_erroneous_behavior): ... this.
5810 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5812 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5814 PR rtl-optimization/64682
5815 PR rtl-optimization/69567
5816 PR rtl-optimization/69737
5817 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5818 in I2 as well, just lose it.
5820 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5822 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5824 (aarch64_last_printed_tune_string): Likewise.
5825 (aarch64_declare_function_name): Only output .arch assembler
5826 directive if it will be different from the previously output
5827 directive. Same for .tune comment but only if -dA is set.
5828 (aarch64_start_file): New function.
5829 (TARGET_ASM_FILE_START): Define.
5831 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5834 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5836 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5839 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5840 -Wmaybe-uninitialized warning.
5842 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5845 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5847 2016-02-11 Richard Biener <rguenther@suse.de>
5849 PR rtl-optimization/69291
5850 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5851 subexpressions affected by changing the result.
5853 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5856 * lra-constraints.c (curr_insn_transform): Find in/out operands
5857 for secondary memory moves. Update dups.
5859 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5861 PR tree-optimization/69652
5862 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5863 to nested loop, did source re-formatting, skip debug statements,
5864 add check on statement with volatile operand, remove dead scalar
5867 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5868 Patrick Palka <ppalka@gcc.gnu.org>
5872 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5873 calls if the return type is TREE_ADDRESSABLE.
5874 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5875 * ipa-split.c (split_function): Fix doubled "we" in comment.
5876 Use void return type for the split part even if
5877 !split_point->split_part_set_retval.
5879 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5881 PR tree-optimization/68021
5882 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5883 when computing the value of biv cand by itself.
5885 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5887 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5888 (cortexa57_tunings): Likewise.
5889 (cortexa72_tunings): Likewise.
5890 (arch_macro_fusion_pair_p): Add support for AES fusion.
5891 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5892 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5893 Allow virtual registers before reload so early scheduling works.
5894 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5895 correct latency and pipeline.
5896 (cortex_a57_crypto_complex): Likewise.
5897 (cortex_a57_crypto_xor): Likewise.
5898 (define_bypass): Add AES bypass.
5900 2016-02-10 Richard Biener <rguenther@suse.de>
5902 PR tree-optimization/69726
5903 * passes.def: Add DCE pass before late uninit.
5904 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5905 really fixup if-conversions job.
5907 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5909 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5910 (arm_cortex_a57_tune): Likewise.
5911 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5912 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5914 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5916 * timevar.def (TV_PHASE_DBGINFO): Delete.
5917 (TV_PHASE_CHECK_DBGINFO): Likewise.
5918 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5920 2016-02-10 Richard Biener <rguenther@suse.de>
5922 PR tree-optimization/69719
5923 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5924 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5926 2016-02-09 Andrew Pinski <apinski@cavium.com>
5929 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5930 get_vcond_mask_icode returns false.
5932 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5935 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5936 an ADDIS that adds a pointer to a large constant that sets the
5937 upper16 bits with a load operation.
5939 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5942 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5944 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5946 (vzipq_s16): Likewise.
5947 (vzipq_s32): Likewise.
5948 (vzipq_f32): Likewise.
5949 (vzipq_u8): Likewise.
5950 (vzipq_u16): Likewise.
5951 (vzipq_u32): Likewise.
5952 (vzipq_p8): Likewise.
5953 (vzipq_p16): Likewise.
5955 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5958 * config/arm/arm.c (neon_endian_lane_map): New function.
5959 (neon_vector_pair_endian_lane_map): New function.
5960 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5961 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5963 (vuzpq_s16): Likewise.
5964 (vuzpq_s32): Likewise.
5965 (vuzpq_f32): Likewise.
5966 (vuzpq_u8): Likewise.
5967 (vuzpq_u16): Likewise.
5968 (vuzpq_u32): Likewise.
5969 (vuzpq_p8): Likewise.
5970 (vuzpq_p16): Likewise.
5972 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5975 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5978 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5980 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5981 truncate const_int operand 1 to QImode.
5983 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5985 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5986 corresponding to an abnormal edge.
5988 2016-02-09 Tom de Vries <tom@codesourcery.com>
5990 PR tree-optimization/69599
5991 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5993 (find_func_aliases_for_builtin_call, find_func_clobbers)
5994 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5997 2016-02-09 Richard Biener <rguenther@suse.de>
5999 PR tree-optimization/69715
6000 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
6001 LHS on calls as non-rewritable.
6003 2016-02-09 Tom de Vries <tom@codesourcery.com>
6006 * lto-wrapper.c (append_diag_options): New function.
6007 (compile_offload_image): Call append_diag_options.
6009 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
6012 * doc/extend.texi (Flag Output Operands): Correct sectioning.
6013 Minor copy-edit to fix verb tenses.
6015 2016-02-08 Jakub Jelinek <jakub@redhat.com>
6017 PR tree-optimization/69209
6018 * ipa-split.c (split_function): If split part is not
6019 returning retval, retval has gimple type but is not
6020 gimple value, force it into a SSA_NAME first.
6022 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
6024 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
6027 2016-02-08 Jason Merrill <jason@redhat.com>
6030 * convert.c (convert_to_integer_1): Check dofold on truncation
6032 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
6033 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
6034 Rename from *_nofold.
6035 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
6036 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
6038 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
6041 * tree.c (build_common_tree_nodes): Remove short_double argument.
6042 All callers changed.
6043 * tree.h (build_common_tree_nodes): Adjust declaration.
6044 * doc/invoke.texi (-fshort-double): Remove documentation.
6045 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6046 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
6047 * lto-wrapper.c (merge_and_complain, append_compiler_options)
6048 (append_linker_options): Don't handle OPT_fshort_double.
6050 PR rtl-optimization/68730
6051 * lra-remat.c (insn_to_cand_activation): New static variable.
6052 (lra_remat): Allocate and free it.
6053 (create_cand): New arg activation. Initialize a field in
6054 insn_to_cand_activation if it is nonnull.
6055 (create_cands): Pass the activation insn to create_cand when making
6056 a candidate involving an output reload. Reorganize code a little.
6057 (do_remat): Keep track of active status of candidates in a separate
6060 2016-02-08 Richard Biener <rguenther@suse.de>
6062 PR tree-optimization/69719
6063 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
6064 Properly use absolute of the difference of the two offsets to
6065 compare or adjust the segment length.
6067 2016-02-08 Richard Biener <rguenther@suse.de>
6068 Jeff Law <law@redhat.com>
6071 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
6072 types for anonymous SSA names.
6074 2016-02-08 Richard Biener <rguenther@suse.de>
6076 PR rtl-optimization/69274
6077 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
6079 2016-02-08 Jeff Law <law@redhat.com>
6081 PR tree-optimization/65917
6082 * tree-ssa-dom.c (record_temporary_equivalences): Record both
6083 equivalences from if (x == y) style conditionals.
6084 (loop_depth_of_name): Remove.
6085 (record_equality): Remove loop depth check.
6086 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
6087 (const_and_copies::record_const_or_copy_raw): New member function.
6088 * tree-ssa-scopedtables.c
6089 (const_and_copies::record_const_or_copy_raw): New, factored out of
6090 (const_and_copies::record_const_or_copy): Call new member function.
6092 2016-02-05 Jeff Law <law@redhat.com>
6094 PR tree-optimization/68541
6095 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
6096 (count_stmts_in_block): New function.
6097 (poor_ifcvt_candidate_code): Likewise.
6098 (is_feasible_trace): Add some heuristics to determine when path
6099 splitting is profitable.
6100 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
6101 is a diamond with a single exit.
6103 2016-02-05 Martin Sebor <msebor@redhat.com>
6106 * doc/invoke.texi: Update -Wplacement-new to take an optional
6109 2016-02-06 Richard Henderson <rth@redhat.com>
6112 * tree.c (tree_nop_conversion_p): Do not strip casts into or
6113 out of non-standard address spaces.
6115 2016-02-05 Jakub Jelinek <jakub@redhat.com>
6117 PR rtl-optimization/69691
6118 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
6120 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
6122 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
6123 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
6124 (*ieee128_mfvsrd_64bit): Likewise.
6125 (*ieee128_mfvsrd_32bit): Likewise.
6127 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
6131 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
6133 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
6134 instrumented_version.
6136 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
6138 * doc/invoke.texi (Optimize Options): In table of --param options
6139 rename second occurrence of tracer-min-branch-ratio to
6140 tracer-min-branch-probability, rename
6141 tracer-min-branch-ratio-feedback to
6142 tracer-min-branch-probability-feedback and clarify description,
6143 rename sched-spec-state-edge-prob-cutoff to
6144 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
6145 to selsched-insns-to-rename, rename lto-minpartition to
6146 lto-min-partition, delete reorder-blocks-duplicate and
6147 reorder-blocks-duplicate-feedback.
6149 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6151 * config/s390/s390.c (s390_register_info_set_ranges): Remove
6154 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
6156 * doc/extend.texi: S/390: Correct some typos.
6158 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6160 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
6162 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6165 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
6166 (s390_register_info_gprtofpr): Use new macros above.
6167 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
6169 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
6170 its name. Adjust restore and save gpr ranges.
6171 (s390_register_info_set_ranges): New function.
6172 (s390_register_info): Use new macros above. Call
6173 s390_register_info_set_ranges.
6174 (s390_optimize_register_info): Likewise.
6175 (s390_hard_regno_rename_ok): Use new macros.
6176 (s390_hard_regno_scratch_ok): Likewise.
6177 (s390_emit_epilogue): Likewise.
6178 (s390_can_use_return_insn): Likewise.
6179 (s390_optimize_prologue): Likewise.
6180 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
6182 2016-02-05 Jakub Jelinek <jakub@redhat.com>
6185 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
6187 (ix86_option_override_internal): Disable TARGET_STV even for
6188 -m{incoming,preferred}-stack-boundary=3.
6190 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6192 * config.gcc: Mark deprecated rtems targets as obsolete.
6194 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
6196 PR rtl-optimization/64682
6197 PR rtl-optimization/69567
6198 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
6199 before I2 only if the register is both used and set in I2.
6201 2016-02-04 DJ Delorie <dj@redhat.com>
6203 * config/msp430/msp430.c (msp430_start_function): Add function type.
6205 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6208 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
6210 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
6212 PR rtl-optimization/69577
6214 2015-10-29 Richard Henderson <rth@redhat.com>
6218 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
6219 sse check to the exact conditions of PR 67609.
6221 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6224 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
6225 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
6226 not allowed into the traditional Altivec registers.
6227 (movtd_64bit_nodm): Likewise.
6228 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
6230 2016-02-04 David Malcolm <dmalcolm@redhat.com>
6232 * config/aarch64/cortex-a57-fma-steering.c
6233 (aarch64_register_fma_steering): Remove "static" from arguments
6236 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
6239 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
6242 2016-02-04 Mike Frysinger <vapier@gentoo.org>
6244 * doc/invoke.texi: Delete -mno-fma4.
6246 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
6248 PR rtl-optimization/69577
6249 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
6250 (find_subregs_of_mode): Update accordingly. Iterate over partial
6253 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
6255 * config/arm/arm-protos.h (neon_reinterpret): Remove.
6256 * config/arm/arm.c (neon_reinterpret): Remove.
6257 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
6258 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
6259 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
6260 vreinterpretti): Remove.
6261 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
6262 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
6263 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
6264 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
6265 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
6266 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
6267 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
6268 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
6269 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
6270 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
6271 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
6272 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
6273 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
6274 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
6275 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
6276 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
6277 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
6278 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
6279 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
6280 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
6281 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
6282 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
6283 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
6284 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
6285 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
6286 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
6287 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
6288 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
6289 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
6290 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
6291 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
6292 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
6293 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
6294 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
6295 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
6296 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
6297 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
6298 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
6299 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
6300 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
6301 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
6302 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
6303 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
6304 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
6305 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
6306 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
6307 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
6308 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
6309 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
6310 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
6311 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
6312 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
6313 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
6314 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
6315 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
6316 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
6317 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
6318 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
6319 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
6320 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
6321 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
6322 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
6323 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
6324 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
6325 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
6326 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
6327 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
6328 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
6329 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
6330 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
6331 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
6332 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
6333 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
6334 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
6335 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
6336 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
6337 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
6338 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
6339 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
6340 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
6341 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
6342 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
6343 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
6344 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
6345 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
6346 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
6347 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
6348 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
6349 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
6350 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
6351 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
6352 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
6353 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
6354 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
6355 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
6356 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
6357 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
6358 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
6359 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
6360 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
6361 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
6362 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
6363 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
6365 2016-02-04 Martin Liska <mliska@suse.cz>
6368 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
6369 that are gimple_store_p.
6370 (maybe_instrument_call): Likewise.
6372 2016-02-04 Bin Cheng <bin.cheng@arm.com>
6374 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
6375 register scaling out of memory reference and comment why.
6377 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6381 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
6382 folding the source of a SET.
6384 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6388 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
6389 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
6391 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
6395 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
6398 2016-02-04 Christian Bruel <christian.bruel@st.com>
6400 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
6401 * config/arm/arm.c (arm_set_current_function): Likewise.
6403 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6404 Ilya Enkovich <enkovich.gnu@gmail.com>
6405 H.J. Lu <hongjiu.lu@intel.com>
6408 * config/i386/i386.c (convert_scalars_to_vector): Remove
6409 stack alignment fixes.
6410 (ix86_option_override_internal): Disable TARGET_STV if stack
6411 might not be aligned enough.
6412 (ix86_minimum_alignment): Assert that TARGET_STV is false.
6414 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
6416 * gcc/config/i386/x86-tune.def: Disable default prefetching
6419 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6420 Vladimir Makarov <vmakarov@redhat.com>
6423 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
6424 in validating fused toc addresses.
6426 2016-02-03 Jakub Jelinek <jakub@redhat.com>
6429 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
6430 range->m_caret fields if range->m_show_caret_p is false.
6433 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6434 Force oldval into register if it does not satisfy reg_or_short_operand
6435 predicate. Fix up formatting.
6437 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
6438 Alexandre Oliva <aoliva@redhat.com>
6441 * lra-constraints.c (simplify_operand_subreg): Check additionally
6442 address validity after potential reloading.
6443 (process_address_1): Check insns validity. In case of failure do
6446 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
6449 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
6452 2016-02-02 Jakub Jelinek <jakub@redhat.com>
6454 * wide-int.cc (canonize_uhwi): New function.
6455 (wi::divmod_internal): Use it.
6457 2016-02-02 James Norris <jnorris@codesourcery.com
6459 * gimplify.c (omp_notice_variable): Add usage check.
6461 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
6463 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
6464 like LE, GE, LT, GT when emitting relational operator.
6466 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6468 * ira-costs.c (find_costs_and_classes): Add extra argument.
6469 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6470 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6471 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6472 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6473 Add best_class parameter, and return it if not ALL_REGS.
6474 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6476 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6479 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6481 * config/aarch64/aarch64.c
6482 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6483 (aarch64_ira_change_pseudo_allocno_class): New function.
6485 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6488 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6490 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6492 * config/avr/avr.c (avr_option_override): Set
6493 PARAM_ALLOW_STORE_DATA_RACES to 1.
6495 2016-02-02 Richard Biener <rguenther@suse.de>
6497 PR tree-optimization/69595
6498 * match.pd: Add range test simplifications to true/false.
6500 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6502 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6503 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6506 2016-02-02 Richard Biener <rguenther@suse.de>
6508 PR tree-optimization/69606
6509 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6510 info on the result before moving a stmt.
6512 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6515 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6516 branch with vector comparison.
6517 * config/i386/sse.md (VI48_AVX): New mode iterator.
6518 (define_expand "cbranch<mode>4): Add support for conditional branch
6519 with vector comparison.
6520 * tree-vect-loop.c (optimize_mask_stores): New function.
6521 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6522 has_mask_store field of vect_info.
6523 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6524 vectorized loops having masked stores after vec_info destroy.
6525 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6526 correspondent macros.
6527 (optimize_mask_stores): Add prototype.
6529 2016-02-02 Alan Modra <amodra@gmail.com>
6532 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6535 2016-02-02 Alan Modra <amodra@gmail.com>
6538 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6539 whenever toc_label_name used.
6540 (rs6000_file_start): Don't set up toc section here,
6541 (rs6000_output_function_epilogue): do so here instead,
6542 (rs6000_xcoff_file_start): and here.
6543 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6544 (load_toc_aix_di): Likewise.
6546 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6548 PR rtl-optimization/69592
6549 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6550 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6551 (num_sign_bit_copies_binary_arith_p): New inline function.
6552 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6554 2016-02-01 Jeff Law <law@redhat.com>
6556 PR tree-optimization/69580
6557 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6558 * tree-ssa-threadbackward.c
6559 (fsm_find_control_statement_thread_paths): Do not try to walk
6560 through large PHI nodes.
6562 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6564 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6565 when count is incremented above limit, don't analyze further
6568 * omp-low.c (oacc_parse_default_dims): Avoid
6569 -Wsign-compare warning, make sure value fits into int
6570 rather than just unsigned int.
6572 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6574 PR tree-optimization/67921
6575 * fold-const.c (split_tree): New parameters. Convert pointer
6576 type variable part to proper type before negating.
6577 (fold_binary_loc): Pass new arguments to split_tree.
6579 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6581 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6582 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6583 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6584 * doc/tm.texti: Rebuilt.
6585 * doc/invoke.texi (fopenacc-dim): Document.
6586 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6587 (append_compiler_options): Likewise.
6588 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6589 (oacc_parse_default_dims): New.
6590 (oacc_validate_dims): Add USED arg. Select non-unity default when
6592 (oacc_loop_fixed_partitions): Return mask of used partitions.
6593 (oacc_loop_auto_partitions): Emit dump info.
6594 (oacc_loop_partition): Return mask of used partitions.
6595 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6596 loop partitioning and validation calls.
6598 2016-02-01 Richard Biener <rguenther@suse.de>
6601 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6603 2016-02-01 Richard Biener <rguenther@suse.de>
6605 PR tree-optimization/69574
6606 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6607 of asserting return chrec_dont_know.
6609 2016-02-01 Martin Liska <mliska@suse.cz>
6611 * mem-stats-traits.h: Add copyright header.
6612 * mem-stats.h: Likewise.
6614 2016-02-01 Richard Biener <rguenther@suse.de>
6616 PR tree-optimization/69579
6617 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6618 Do not propagate through abnormal PHI results.
6620 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6622 * postreload.c (reload_cse_simplify): Remove dead code.
6624 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6626 PR rtl-optimization/69570
6627 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6628 if there is more than one set, not if there is a single set.
6630 2016-02-01 Richard Henderson <rth@redhat.com>
6633 * combine.c (make_compound_operation): When looking through a
6634 subreg, make sure to re-extend to the width of the outer mode.
6636 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6638 PR tree-optimization/69546
6639 * wide-int.cc (wi::divmod_internal): For unsigned division
6640 where both operands fit into uhwi, if o1 is 1 and o0 has
6641 msb set, if divident_prec is larger than bits per hwi,
6642 clear another quotient word and return 2 instead of 1.
6643 Similarly for remainder with msb in HWI set, if dividend_prec
6644 is larger than bits per hwi.
6646 2016-01-29 Martin Jambor <mjambor@suse.cz>
6648 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6649 Use short lowercase names.
6650 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6651 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6652 acq_rel one. Protect warning agains segfaults if
6653 get_memory_order_name returns NULL.
6654 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6655 with release semantics. Do not warn if get_memory_order already did.
6656 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6657 semantics. Fix check for relaxed or acquire semantics. Do not warn
6658 if get_memory_order already did.
6660 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6662 * doc/install.texi: Document that isl-0.16 is supported.
6664 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6667 * config/i386/constraints.md (Bm): Describe as special memory
6669 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6670 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6671 * genpreds.c (struct constraint_data): Add is_special_memory.
6672 (have_special_memory_constraints, special_memory_start): New
6674 (special_memory_end): Ditto.
6675 (add_constraint): Add new arg is_special_memory. Add code to
6676 process its true value. Update have_special_memory_constraints.
6677 (process_define_constraint): Pass the new arg.
6678 (process_define_register_constraint): Ditto.
6679 (choose_enum_order): Process special memory.
6680 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6681 function insn_extra_special_memory_constraint.
6682 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6683 * gensupport.c (process_rtx): Process
6684 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6685 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6686 * ira-lives.c (single_reg_class): Use
6687 insn_extra_special_memory_constraint.
6688 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6689 * lra-constraints.c (process_alt_operands): Ditto.
6690 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6691 * recog.c (asm_operand_ok, preprocess_constraints): Process
6693 * reload.c (find_reloads): Ditto.
6694 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6695 * stmt.c (parse_input_constraint): Use
6696 insn_extra_special_memory_constraint.
6698 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6701 * lra-splill.c (lra_final_code_change): Revert r229087 by
6702 removing all sub-registers.
6704 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6707 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6709 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6712 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6713 SSE1, copy target into the temporary reg first before recursing
6716 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6718 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6721 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6723 * ginclude/stdarg.h: Test __cplusplus instead of
6724 __GXX_EXPERIMENTAL_CXX0X__.
6726 2016-01-29 Richard Biener <rguenther@suse.de>
6728 PR tree-optimization/69547
6729 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6730 Do not mark clobbers necessary.
6731 (mark_all_reaching_defs_necessary_1): Likewise.
6733 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6735 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6736 declaration name with %qs and print it in both error messages.
6737 Also fix indentation.
6739 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6742 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6743 trailing blank line from error message.
6745 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6748 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6751 2016-01-29 Richard Biener <rguenther@suse.de>
6754 * match.pd: Allow all integral types when simplifying a
6755 widening or sign-changing conversion.
6757 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6759 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6760 back to setting codegen_error to fail codegen.
6762 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6765 * config/i386/constraints.md (C): Only accept constant zero operand.
6766 (BC): New constraint.
6767 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6768 instead of C constraint.
6769 * doc/md.texi (Machine Constraints): Update description
6772 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6775 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6777 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6780 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6783 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6785 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6786 branches if using guessed profile.
6788 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6790 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6792 2016-01-28 Richard Henderson <rth@redhat.com>
6795 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6796 * config/aarch64/aarch64-protos.h: Update.
6797 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6798 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6799 (aarch64_get_condition_code_1): Handle CC_Cmode.
6800 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6801 (*add<mode>3_compareC_cconly_imm): New.
6802 (*add<mode>3_compareC_cconly): New.
6803 (*add<mode>3_compareC_imm): New.
6804 (add<mode>3_compareC): New.
6805 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6806 to be first. Use aarch64_carry_operation.
6807 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6808 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6809 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6810 (subti3): Use subdi3_compare1.
6811 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6812 (sub<mode>3_compare1): New.
6813 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6814 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6815 (*subsi3_carryin_uxtw): Likewise.
6816 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6817 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6818 * config/aarch64/iterators.md (DWI): New.
6819 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6820 (aarch64_borrow_operation): New.
6822 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6824 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6825 message when isl does not return a valid schedule.
6827 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6829 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6830 Remove comments from class declarations: they are already in the code
6833 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6835 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6837 (ternary_op_to_tree): Same.
6838 (unary_op_to_tree): Same.
6839 (nary_op_to_tree): Same.
6840 (gcc_expression_from_isl_expr_op): Same.
6841 (gcc_expression_from_isl_expression): Same.
6842 (graphite_create_new_loop): Same.
6843 (graphite_create_new_loop_guard): Same.
6844 (build_iv_mapping): Same.
6845 (graphite_create_new_guard): Same.
6846 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6847 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6849 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6851 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6852 instead of setting codegen_error to fail codegen.
6854 2016-01-28 Jason Merrill <jason@redhat.com>
6856 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6858 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6860 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6861 Remove CONST_INT_P check in CCMP cost calculation.
6863 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6865 * config/aarch64/aarch64.c (generic_vector_cost):
6866 Set vec_permute_cost.
6867 (cortexa57_vector_cost): Likewise.
6868 (exynosm1_vector_cost): Likewise.
6869 (xgene1_vector_cost): Likewise.
6870 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6871 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6872 Add vec_permute_cost entry.
6874 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6876 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6878 (add<mode>3_compare0): Likewise.
6879 (addsi3_compare0_uxtw): Likewise.
6880 (add<mode>3nr_compare0): Likewise.
6881 (compare_neg<mode>): Likewise.
6882 (<optab><mode>3): Likewise.
6884 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6886 * tree-vect-stmts.c (vectorizable_comparison): Add
6887 NULL check for vectype.
6889 2016-01-28 Richard Biener <rguenther@suse.de>
6891 PR tree-optimization/69466
6892 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6893 Account for PHIs we couldn't duplicate.
6895 2016-01-28 Martin Liska <mliska@suse.cz>
6898 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6899 instead of ENABLE_VALGRIND_CHECKING.
6901 2016-01-27 Richard Henderson <rth@redhat.com>
6904 * lra-remat.c (subreg_regs): New.
6905 (dump_candidates_and_remat_bb_data): Dump it.
6906 (operand_to_remat): Reject if operand in subreg_regs.
6907 (set_bb_regs): Collect subreg_regs.
6908 (lra_remat): Init and free subreg_regs. Compute
6909 calculate_local_reg_remat_bb_data before create_cands.
6911 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6914 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6915 change stack_alignment_needed for __tls_get_addr call.
6917 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6919 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6921 2016-01-27 Jeff Law <law@redhat.com>
6923 PR tree-optimization/68398
6924 PR tree-optimization/69196
6925 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6926 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6927 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6928 Only count PHIs in the last block in the path. The others will
6929 const/copy propagate away. Add heuristic to allow more irreducible
6930 subloops to be created when it is likely profitable to do so.
6932 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6933 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6934 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6936 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6939 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6940 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6941 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6942 * tree-streamer-in.c: Include asan.h.
6943 (streamer_get_builtin_tree): For builtins in sanitizer
6944 range call initialize_sanitizer_builtins and retry.
6946 2016-01-27 Ian Lance Taylor <iant@google.com>
6948 * common.opt (fkeep-gc-roots-live): New undocumented option.
6949 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6950 -fkeep-gc-roots-live, skip pointers.
6951 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6954 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6957 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6958 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6960 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6963 * configure.ac: NetBSD provides SSP in its C library.
6964 * configure: Updated.
6966 2016-01-27 Richard Biener <rguenther@suse.de>
6968 PR tree-optimization/69166
6969 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6970 reduction code for commutativity / associativity.
6972 2016-01-27 Martin Jambor <mjambor@suse.cz>
6974 PR tree-optimization/69355
6975 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6976 total_scalarization fails.
6978 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6980 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6983 2016-01-27 Christian Bruel <christian.bruel@st.com>
6986 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6987 Move arm_reset_previous_fndecl and set_target_option_current_node in
6988 the conditional part. Call save_restore_target_globals.
6989 * config/arm/arm.c (arm_set_current_function):
6990 Refactor to better support #pragma target and attribute mix.
6991 Call save_restore_target_globals.
6992 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6994 2016-01-27 Martin Liska <mliska@suse.cz>
6996 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6997 reference for an HSA kernel and its host function.
6999 2016-01-27 Jakub Jelinek <jakub@redhat.com>
7001 PR tree-optimization/69399
7002 * wide-int.h (wi::lrshift): For larger precisions, only
7003 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
7005 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
7007 * config/arc/predicates.md (proper_comparison_operator): Reject
7008 constant-constant comparison.
7010 2016-01-26 Tom de Vries <tom@codesourcery.com>
7012 PR tree-optimization/69110
7013 * tree-data-ref.c (initialize_data_dependence_relation): Handle
7014 DR_NUM_DIMENSIONS == 0.
7016 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
7017 Sebastian Pop <s.pop@samsung.com>
7019 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
7020 isl_ast_op_cond and isl_ast_op_select.
7021 (gcc_expression_from_isl_expr_op): Same.
7023 2016-01-26 Jason Merrill <jason@redhat.com>
7026 * tree.c (recompute_constructor_flags): Split out from
7028 (verify_constructor_flags): New.
7029 * tree.h: Declare them.
7031 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
7033 PR rtl-optimization/69217
7034 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
7035 are no TYPE_FIELDS set for the record type.
7037 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7040 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
7041 toc_label_name unconditionally.
7042 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
7043 SYMBOL_REF string. Use toc_label_name instead of constructing
7045 (rs6000_elf_declare_function_name): Use toc_label_name instead of
7046 constructing LCTOC1.
7048 2016-01-26 Martin Sebor <msebor@redhat.com>
7051 * doc/extend.texi (Common Type Attributes): Move text that talks about
7052 attribute packed from attribute aligned to the section discussing
7053 the former attribute for clarity.
7055 2016-01-26 Richard Henderson <rth@redhat.com>
7058 * trans-mem.c (tm_region_init): Mark entry block as visited.
7060 2016-01-26 David Malcolm <dmalcolm@redhat.com>
7063 * diagnostic-show-locus.c (layout::print_source_line): Replace
7064 call to pp_newline with call to layout::print_newline.
7065 (layout::print_annotation_line): Likewise.
7066 (layout::move_to_column): Likewise.
7067 (layout::print_any_fixits): After printing any fixits, print a
7068 trailing newline, if necessary.
7069 (layout::print_newline): New method, resetting any colorization
7071 (diagnostic_show_locus): Move the pp_newline to before the
7072 early bailout. Remove dummy block enclosing the layout instance.
7073 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
7074 of pp_newline_and_flush with pp_flush.
7075 (diagnostic_append_note): Delete use of pp_newline.
7076 (diagnostic_append_note_at_rich_loc): Delete.
7077 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
7078 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
7079 when newline characters are added to the buffer.
7081 2016-01-26 Michael Matz <matz@suse.de>
7083 * configure.ac (ac_cv_std_swap_in_utility): New test.
7084 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
7085 * configure: Regenerate.
7086 * config.in: Regenerate.
7088 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
7090 * config/arc/arc.md (cstoresi4): Force operand into register.
7091 (arcset<code>): Fix predicate.
7092 (arcsetltu): Likewise.
7093 (arcsetgeu): Likewise.
7094 (arcsethi): Likewise.
7095 (arcsetls): Likewise.
7097 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7099 PR tree-optimization/69483
7100 * gimple-fold.c (canonicalize_constructor_val): Return NULL
7101 if base has error_mark_node type.
7103 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
7106 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
7107 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
7109 (vget_lane_f16): Handle big-endian.
7110 (vgetq_lane_f16): Likewise.
7111 (vset_lane_f16): Likewise.
7112 (vsetq_lane_f16): Likewise.
7113 * config/arm/iterators.md (VQXMOV): Add V8HF.
7114 (VDQ): Add V4HF and V8HF.
7115 (V_reg): Handle V4HF and V8HF.
7116 (Is_float_mode): Likewise.
7117 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
7118 neon_vdup_nv8hf): New patterns.
7119 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
7120 Use VD_LANE iterator.
7121 (neon_vld1_dup<mode>): Use VQ2 iterator.
7123 2016-01-26 Nathan Sidwell <nathan@acm.org>
7125 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
7126 (set_oacc_fn_attrib): Add IS_KERNEL arg.
7127 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
7128 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
7129 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
7130 (oacc_validate_dims): Add LEVEL arg, don't return level.
7131 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
7133 (execute_oacc_device_lower): Adjust, add more dump output.
7134 * tree-ssa-loop.c (gate_oacc_kernels): Use
7135 oacc_fn_attrib_kernels_p.
7136 * tree-parloops.c (create_parallel_loop): Adjust
7137 set_oacc_fn_attrib call.
7139 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7142 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
7143 (append_compiler_options): Handle -fcilkplus.
7144 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
7146 2016-01-26 Nick Clifton <nickc@redhat.com>
7149 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
7150 been marked as DECL_ONE_ONLY but we do not the means to make it
7151 so, then do not allow it to bind locally.
7153 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7156 * opts.h (parse_sanitizer_options): New prototype.
7157 * opts.c (sanitizer_opts): New array.
7158 (parse_sanitizer_options): New function.
7159 (common_handle_option): Use parse_sanitizer_options.
7161 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
7164 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
7165 alignment adjustment to ...
7166 (ix86_update_stack_boundary): Here. Don't over-align stack for
7168 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
7169 if __tls_get_addr is called.
7171 2016-01-26 Christian Bruel <christian.bruel@st.com>
7173 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
7175 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
7177 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
7179 2016-01-26 Richard Biener <rguenther@suse.de>
7182 * match.pd: Guard X * CST CMP 0 pattern with single_use.
7184 2016-01-26 Richard Biener <rguenther@suse.de>
7186 PR tree-optimization/69452
7187 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
7188 (move_computations_dom_walker::before_dom_children): Rename
7190 (move_computations_worker): This.
7191 (move_computations): Perform an RPO rather than a DOM walk.
7193 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7196 * combine.c (combine_instructions): For REG_EQUAL note with
7197 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
7198 to the underlying register.
7199 * doc/rtl.texi (REG_EQUAL): Document the behavior of
7200 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
7202 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
7205 * config/aarch64/aarch64-builtins.c
7206 (aarch64_init_simd_builtin_types): Do not set structural
7207 equality to __Poly{8,16,64,128}_t types.
7209 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
7211 PR tree-optimization/69400
7212 * wide-int.cc (wi_pack): Take the precision as argument and
7213 perform canonicalization here rather than in the callers.
7214 Use the main loop to handle all full-width HWIs. Add a
7215 zero HWI if in_len isn't a full result.
7216 (wi::divmod_internal): Update accordingly.
7217 (wi::mul_internal): Likewise. Simplify.
7219 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7220 Sebastian Pop <s.pop@samsung.com>
7222 * graphite-poly.c (apply_poly_transforms): Simplify.
7223 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
7224 (print_isl_map): Same.
7225 (print_isl_union_map): Same.
7226 (print_isl_schedule): New.
7227 (debug_isl_schedule): New.
7228 * graphite-dependences.c (scop_get_reads): Do not call
7229 isl_union_map_add_map that is undocumented isl functionality.
7230 (scop_get_must_writes): Same.
7231 (scop_get_may_writes): Same.
7232 (scop_get_original_schedule): Remove.
7233 (scop_get_dependences): Do not call isl_union_map_compute_flow that
7234 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
7235 (compute_deps): Remove.
7236 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
7237 (debug_schedule_ast): New.
7238 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
7239 set_separate_option.
7240 (graphite_regenerate_ast_isl): Add dump.
7241 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
7242 from scop->transformed_schedule.
7243 (graphite_regenerate_ast_isl): Add more dump.
7244 * graphite-optimize-isl.c (optimize_isl): Set
7245 scop->transformed_schedule. Check whether schedules are equal.
7246 (apply_poly_transforms): Move here.
7247 * graphite-poly.c (apply_poly_transforms): ... from here.
7248 (free_poly_bb): Static.
7249 (free_scop): Static.
7250 (pbb_number_of_iterations_at_time): Remove.
7251 (print_isl_ast): New.
7252 (debug_isl_ast): New.
7253 (debug_scop_pbb): New.
7254 * graphite-scop-detection.c (print_edge): Move.
7256 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
7257 (build_scop_scattering): Remove.
7258 (create_pw_aff_from_tree): Assert instead of bailing out.
7259 (add_condition_to_pbb): Remove unused code, do not fail.
7260 (add_conditions_to_domain): Same.
7261 (add_conditions_to_constraints): Remove.
7262 (build_scop_context): New.
7263 (add_iter_domain_dimension): New.
7264 (build_iteration_domains): Initialize pbb->iterators.
7265 Call add_conditions_to_domain.
7268 (index_outermost_in_loop): New.
7269 (index_pbb_in_loop): New.
7270 (outermost_pbb_in): New.
7271 (add_in_sequence): New.
7272 (add_outer_projection): New.
7273 (outer_projection_mupa): New.
7274 (add_loop_schedule): New.
7275 (build_schedule_pbb): New.
7276 (build_schedule_loop): New.
7277 (embed_in_surrounding_loops): New.
7278 (build_schedule_loop_nest): New.
7279 (build_original_schedule): New.
7280 (build_poly_scop): Call build_original_schedule.
7281 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
7282 (free_poly_dr): Remove.
7283 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
7284 (free_poly_bb): Remove.
7285 (debug_loop_vec): Remove.
7286 (print_isl_ast): Declare.
7287 (debug_isl_ast): Declare.
7288 (scop_do_interchange): Remove.
7289 (scop_do_strip_mine): Remove.
7290 (scop_do_block): Remove.
7291 (flatten_all_loops): Remove.
7292 (optimize_isl): Remove.
7293 (pbb_number_of_iterations_at_time): Remove.
7294 (debug_scop_pbb): Declare.
7295 (print_schedule_ast): Declare.
7296 (debug_schedule_ast): Declare.
7297 (struct scop): Remove schedule. Add original_schedule,
7298 transformed_schedule.
7299 (free_gimple_poly_bb): Remove.
7300 (print_generated_program): Remove.
7301 (debug_generated_program): Remove.
7302 (unify_scattering_dimensions): Remove.
7303 * sese.c (print_edge): ... here.
7304 (print_sese): ... here.
7305 (debug_edge): ... here.
7306 (debug_sese): ... here.
7307 * sese.h (print_edge): Declare.
7308 (print_sese): Declare.
7309 (dump_edge): Declare.
7310 (dump_sese): Declare.
7312 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7313 Sebastian Pop <s.pop@samsung.com>
7315 * Makefile.in: Set ISLVER in site.exp.
7317 2016-01-25 Jakub Jelinek <jakub@redhat.com>
7319 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
7320 DECL_VALUE_EXPR of new_var even for the non-array case. Look
7321 through DECL_VALUE_EXPR for expansion.
7323 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
7325 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
7326 the frame info after reload completed.
7328 2016-01-25 Jeff Law <law@redhat.com>
7330 PR tree-optimization/69196
7331 PR tree-optimization/68398
7332 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
7333 tree-ssa-threadupdate.c.
7334 (determine_bb_domination_status): Prototype
7335 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
7336 (determine_bb_domination_status): No longer static.
7337 (valid_jump_thread_path): Remove code to detect characteristics
7338 of the jump thread path not associated with correctness.
7339 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
7340 Correct test for thread path length. Count PHIs for real operands as
7341 statements that need to be copied. Do not count ASSERT_EXPRs.
7342 Look at all the blocks in the thread path. Compute and selectively
7343 filter thread paths based on threading through the latch, threading
7344 a multiway branch or crossing a multiway branch.
7346 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7348 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
7349 decl with __attribute__ ((unused)) annotation.
7351 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
7354 * tree-vect-stmts.c (vectorizable_condition): Check vectype
7355 of operands is compatible with a statement vectype.
7357 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
7359 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
7360 improve wording for mixed storage order support.
7362 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
7364 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
7365 (vcvt_u64_f64): Likewise.
7366 (vcvta_s64_f64): Likewise.
7367 (vcvta_u64_f64): Likewise.
7368 (vcvtm_s64_f64): Likewise.
7369 (vcvtm_u64_f64): Likewise.
7370 (vcvtn_s64_f64): Likewise.
7371 (vcvtn_u64_f64): Likewise.
7372 (vcvtp_s64_f64): Likewise.
7373 (vcvtp_u64_f64): Likewise.
7375 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
7377 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
7378 (arc_init): Check validity mll64 option.
7379 (arc_save_restore): Use double load/store instruction.
7380 (arc_expand_movmem): Likewise.
7381 (arc_split_move): Don't split if we have double load/store
7382 instructions. Returns a boolean.
7383 (arc_process_double_reg_moves): Change function to return boolean
7384 instead of a sequence of instructions.
7385 (arc_dwarf_register_span): New function.
7386 * config/arc/arc-protos.h (arc_split_move): Change prototype.
7387 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
7388 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
7389 (*movdf_insn): Likewise.
7390 * config/arc/arc.opt (mll64): New option.
7391 * config/arc/predicates.md (even_register_operand): New predicate.
7392 * doc/invoke.texi (ARC Options): Add mll64 documentation.
7394 2016-01-25 Richard Biener <rguenther@suse.de>
7397 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
7398 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
7400 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
7402 2016-01-25 Richard Biener <rguenther@suse.de>
7404 PR tree-optimization/69376
7405 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
7407 (VN_INFO_ANTI_RANGE_P): New inline.
7408 (VN_INFO_RANGE_TYPE): Likewise.
7409 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
7410 SSA_NAME_ANTI_RANGE_P.
7411 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
7412 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7413 Properly query VN_INFO_RANGE_TYPE.
7415 2016-01-25 Nick Clifton <nickc@redhat.com>
7418 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
7420 2016-01-23 Tom de Vries <tom@codesourcery.com>
7422 PR tree-optimization/69426
7423 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
7426 2016-01-23 Jakub Jelinek <jakub@redhat.com>
7428 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
7429 "the the" with "the" in the comments.
7430 * ipa-devirt.c (build_type_inheritance_graph,
7431 update_type_inheritance_graph): Likewise.
7432 * tree.c (build_function_type_list_1): Likewise.
7433 * cfgloopmanip.c (scale_loop_profile): Likewise.
7434 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
7435 * gimple-ssa-split-paths.c
7436 (find_block_to_duplicate_for_splitting_paths): Likewise.
7437 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
7438 * expr.c (convert_move): Likewise.
7439 * var-tracking.c (vt_stack_adjustments): Likewise.
7440 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7441 * tree-vrp.c (test_for_singularity): Likewise.
7443 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
7444 directly instead of building a temporary tree.
7447 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
7448 remove <algorithm> include.
7450 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7453 * config/i386/i386.c: Include dojump.h.
7454 (expand_small_movmem_or_setmem,
7455 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
7457 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
7458 if dynamic_check != -1.
7460 2016-01-21 Jeff Law <law@redhat.com>
7463 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
7464 record_temporary_equivalences. Rewritten to avoid unnecessary calls
7465 into dominated_by_p.
7466 (cprop_into_successor_phis): Avoid unnecessary tests.
7468 2016-01-22 Richard Henderson <rth@redhat.com>
7471 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7472 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7474 2016-01-22 Michael Matz <matz@suse.de>
7476 * system.h (string, algorithm): Include only conditionally.
7477 (new): Include always under C++.
7478 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7479 * final.c (toplevel): Ditto.
7480 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7481 * genconditions.c (write_header): Make gencondmd.c define
7483 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7485 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7486 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7488 2016-01-22 Christian Bruel <christian.bruel@st.com>
7491 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7493 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7496 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7497 define_insn_and_split. Ensure operands[1] and operands[0] do not
7498 get assigned the same register.
7500 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7502 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7504 2016-01-22 Christian Bruel <christian.bruel@st.com>
7506 * config/arm/arm-c.c (arm_pragma_target_parse):
7507 Remove warn_builtin_macro_redefined overwrite.
7509 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7511 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7512 flag_non_call_exceptions compatibility.
7514 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7517 * dwarf2out.c (add_child_die_after): New function.
7518 (dwarf_qual_info_t): New type.
7519 (dwarf_qual_info): New variable.
7520 (qualified_die_p): New function.
7521 (modified_type_die): For -fdebug-types-section, ensure
7522 canonical order of qualifiers. Put qualified DIEs adjacent
7523 to the corresponding non-qualified type DIE and search there
7524 for existing qualified DIEs.
7526 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7528 * doc/extend.texi (scalar_storage_order type attribute): Document
7529 restriction on type punning and aliasing, and remove future tense.
7531 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7534 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7537 2016-01-21 Jeff Law <law@redhat.com>
7540 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7541 useless call to record_temporary_equivalences.
7542 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7543 allocate 10 slots in the bb_path vector and let it grow as needed.
7544 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7547 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7549 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7551 * configure: Regenerate.
7553 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7555 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7556 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7558 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7561 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7562 drop EXPAND_INITIALIZER.
7563 * rtl.h (contains_symbolic_reference_p): Declare.
7564 * rtlanal.c (contains_symbolic_reference_p): New function.
7565 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7566 a subtraction into a NOT if symbolic constants are involved.
7568 2016-01-21 Anton Blanchard <anton@samba.org>
7569 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7572 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7574 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7577 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7579 * config/microblaze/microblaze.c
7580 (get_branch_target): New.
7581 (insert_wic_for_ilb_runout): New.
7583 (microblaze_machine_dependent_reorg): New.
7584 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7585 * config/microblaze/microblaze.md
7586 (UNSPEC_IPREFETCH): Define.
7587 (iprefetch): New pattern
7588 * config/microblaze/microblaze.opt
7589 (mxl-prefetch): New flag.
7591 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7593 * config/microblaze/microblaze.h
7594 (FIXED_REGISTERS): Update in macro.
7595 (CALL_USED_REGISTERS): Update in macro.
7597 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7599 PR rtl-optimization/68920
7600 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7603 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7605 PR rtl-optimization/68990
7606 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7607 pseudo instead of inheritance ones.
7609 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7610 Nick Clifton <nickc@redhat.com>
7614 * config/mips/mips.c (mips_compute_frame_info): Initialise
7615 args_size and hard_frame_pointer_offset fields of the frame
7616 structure before calling mips_global_pointer.
7618 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7620 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7622 * configure: Regenerate.
7624 2016-01-21 Richard Biener <rguenther@suse.de>
7626 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7628 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7630 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7631 to actually emit the .size directive.
7633 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7634 Jakub Jelinek <jakub@redhat.com>
7638 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7639 args array size by one to avoid buffer overflow.
7641 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7643 * config/s390/s390.md (pool_section_start): Use switch_to_section
7644 to select proper read-only data section instead of hardcoding
7646 (pool_section_end): Use switch_to_section to match the above.
7648 2016-01-21 Richard Biener <rguenther@suse.de>
7650 PR tree-optimization/69378
7651 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7652 (set_ssa_val_to): Use it for dominance checks taking into
7653 account not executable edges.
7655 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7658 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7659 for bitsize instead of GET_MODE_PRECISION (mode).
7661 2016-01-20 Martin Sebor <msebor@redhat.com>
7664 * extend.texi (__sync Builtins): Clarify the semantics of
7665 __sync_fetch_and_OP built-ins on pointers.
7666 (__atomic Builtins): Same.
7668 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7669 Sebastian Pop <s.pop@samsung.com>
7671 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7672 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7673 (is_valid_rename): Same.
7674 (translate_isl_ast_to_gimple::get_rename): Same.
7675 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7676 (translate_isl_ast_to_gimple::rename_uses): Same.
7677 (get_new_name): Check for close_phi nodes.
7678 (copy_loop_phi_args): Use phi_node_kind.
7679 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7680 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7682 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7683 Sebastian Pop <s.pop@samsung.com>
7685 Revert commit r229783.
7686 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7687 Remove use of parameter_rename_map.
7689 (copy_internal_parameters): Remove.
7690 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7691 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7692 (free_sese_info): Do not free parameter_rename_map.
7693 (set_rename): Do not use parameter_rename_map.
7694 (rename_uses): Update call to set_rename.
7695 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7696 * sese.h (parameter_rename_map_t): Remove.
7697 (struct sese_info_t): Remove field parameter_rename_map.
7699 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7700 Sebastian Pop <s.pop@samsung.com>
7702 * graphite-isl-ast-to-gimple.c: Fix comment.
7703 * graphite-scop-detection.c (defined_in_loop_p): New.
7704 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7705 names defined in loop.
7707 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7708 Sebastian Pop <s.pop@samsung.com>
7710 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7711 Discard unstructured if-then-else regions.
7713 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7714 Sebastian Pop <s.pop@samsung.com>
7716 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7717 (cleanup_loop_iter_dom): Remove.
7718 (build_loop_iteration_domains): Remove.
7719 (build_scop_context): Remove.
7720 (build_scop_iteration_domain): Remove.
7721 (add_loop_constraints): New.
7722 (build_iteration_domains): New.
7723 (build_poly_scop): Call build_iteration_domains.
7725 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7726 Sebastian Pop <s.pop@samsung.com>
7728 * graphite-scop-detection.c
7729 (scop_detection::harmful_loop_in_region): Free dom and loops.
7730 (scop_detection::loop_body_is_valid_scop): Free bbs.
7732 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7733 Sebastian Pop <s.pop@samsung.com>
7735 * graphite-scop-detection.c (record_loop_in_sese): New.
7736 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7737 (build_scops): Remove call to build_sese_loop_nests.
7738 * sese.c (sese_record_loop): Remove.
7739 (build_sese_loop_nests): Remove.
7740 (new_sese_info): Remove region->loops.
7741 (free_sese_info): Same.
7742 * sese.h (sese_contains_loop): Same.
7743 (build_sese_loop_nests): Remove.
7744 (sese_contains_loop): Remove.
7746 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7747 Sebastian Pop <s.pop@samsung.com>
7749 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7750 loop_is_valid_in_scop.
7751 (scop_detection::harmful_stmt_in_region): Renamed
7752 harmful_loop_in_region.
7753 Call loop_is_valid_in_scop.
7755 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7756 Sebastian Pop <s.pop@samsung.com>
7758 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7761 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7762 Sebastian Pop <s.pop@samsung.com>
7764 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7765 * graphite.h (struct poly_bb): Remove field is_reduction.
7766 (PBB_IS_REDUCTION): Remove.
7768 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7769 Sebastian Pop <s.pop@samsung.com>
7771 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7772 (add_pdr_constraints): Same.
7773 (scop_get_reads): Same.
7774 (scop_get_must_writes): Same.
7775 (scop_get_may_writes): Same.
7776 (scop_get_original_schedule): Same.
7777 (extend_schedule): Same.
7778 (apply_schedule_on_deps): Same.
7779 (carries_deps): Same.
7780 (compute_deps): Same.
7781 (scop_get_dependences): Same.
7782 * graphite-isl-ast-to-gimple.c
7783 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7784 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7785 (get_schedule_for_band_list): Same.
7786 (get_schedule_map): Same.
7787 (apply_schedule_map_to_scop): Same.
7788 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7789 (build_loop_iteration_domains): Same.
7790 (add_condition_to_pbb): Same.
7791 (add_param_constraints): Same.
7792 (pdr_add_memory_accesses): Same.
7793 (pdr_add_data_dimensions): Same.
7795 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7797 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7800 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7802 * common.opt (feliminate-dwarf2-dups): Replace references to
7803 "DWARF 2" with just "DWARF".
7804 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7805 * doc/extend.texi: Likewise.
7806 * doc/cpp.texi: Likewise.
7807 * doc/invoke.texi: Likewise.
7808 (Option Summary): Add -gdwarf to list of Debugging Options.
7809 (Debugging Options): Document -gdwarf.
7810 * doc/contrib.texi: Spell "DWARF" like that.
7812 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7814 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7815 warning. Fix up formatting.
7818 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7819 attempt to mark memory input operand addressable and
7820 call prepare_gimple_addressable in that case. Don't adjust
7821 input_location for diagnostics, use error_at instead.
7823 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7825 * config/rs6000/ppc-auxv.h: New file.
7826 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7828 (cpu_supports): Likewise.
7829 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7830 (cpu_is_info): New variable.
7831 (cpu_supports_info): Likewise.
7832 (tcb_verification_symbol): Likewise.
7833 (cpu_builtin_p): Likewise.
7834 (cpu_expand_builtin): New function.
7835 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7836 (rs6000_init_builtins): Likewise.
7837 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7838 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7839 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7840 * configure: Regenerate.
7841 * config.in: Likewise.
7842 * doc/extend.texi (PowerPC Built-in Functions): Document
7843 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7845 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7848 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7850 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7853 2016-01-20 Richard Henderson <rth@redhat.com>
7859 * tree.c (tm_define_builtin): New.
7860 (find_tm_vector_type): New.
7861 (build_tm_vector_builtins): New.
7862 (build_common_builtin_nodes): Call it.
7864 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7866 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7867 (arm_fp_ok): Likewise.
7869 (arm_crypto): Likewise.
7871 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7872 Richard Biener <rguenther@suse.de>
7874 PR tree-optimization/69328
7875 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7876 vectors have same number of elements.
7877 (vectorizable_condition): Fix masked version recognition.
7879 2016-01-20 Richard Biener <rguenther@suse.de>
7881 PR tree-optimization/69345
7882 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7883 (VN_INFO_PTR_INFO): Likewise.
7884 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7885 info when it is equal between non-dominating SSA names.
7886 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7887 Make sure to look at original SSA infos.
7889 2016-01-20 Jeff Law <law@redhat.com>
7892 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7894 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7895 (pc_or_label_operand): New predicate.
7896 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7897 tests for small integers that are 2^n - 1.
7899 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7901 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7903 2016-01-19 Jeff Law <law@redhat.com>
7906 * tree-ssa-threadbackwards.c
7907 (fsm_find_control_statement_thread_paths): Do not try to lookup
7908 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7910 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7912 * doc/lto.texi: Remove text that says only Gold has linker plugin
7915 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7917 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7918 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7919 the DIE accordingly.
7920 (modified_type_die): Add REVERSE parameter and pass it recursively,
7921 as well as to base_type_die. Adjust presence check accordingly.
7922 (base_type_for_mode): Adjust call to modified_type_die.
7923 (add_type_attribute): Add REVERSE parameter and pass it to
7925 (generic_parameter_die): Adjust call to add_type_attribute.
7926 (add_scalar_info): Likewise.
7927 (add_subscript_info): Likewise.
7928 (gen_array_type_die): Likewise.
7929 (gen_descr_array_type_die): Likewise.
7930 (gen_entry_point_die): Likewise.
7931 (gen_enumeration_type_die): Likewise.
7932 (gen_formal_parameter_die): Likewise.
7933 (gen_subprogram_die): Likewise.
7934 (gen_variable_die ): Likewise.
7935 (gen_const_die): Likewise.
7936 (gen_field_die): Likewise.
7937 (gen_pointer_type_die): Likewise.
7938 (gen_reference_type_die): Likewise.
7939 (gen_ptr_to_mbr_type_die): Likewise.
7940 (gen_inheritance_die): Likewise.
7941 (gen_subroutine_type_die): Likewise.
7942 (gen_typedef_die): Likewise.
7943 (force_type_die): Adjust call to modified_type_die.
7945 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7947 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7948 flow throughout the file. Fix broken link to Objective-C 2.0
7950 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7953 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7955 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7957 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7960 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7961 (maybe_record_node): Record cxa_pure_virtual as the only possible
7962 target if there are not ohter candidates.
7963 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7965 2016-01-19 Richard Biener <rguenther@suse.de>
7967 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7968 (get_memory_order): Likewise.
7970 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7972 * tree-vect-stmts.c (vectorizable_store): Check
7975 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7978 * gcc.c (driver::decode_argv): Add call to
7979 init_opts_obstack before init_options_struct.
7980 * opts.c (init_opts_obstack): Remove idempotency.
7981 (init_options_struct): Replace call to init_opts_obstack
7982 with a gcc_assert to verify that it has already been called.
7983 * toplev.c (toplev::main): Add call to init_opts_obstack before
7984 calls to init_options_struct.
7985 (toplev::finalize): Move cleanup of opts_obstack next to
7986 cleanup of save_decoded_options, clearing the latter, and
7987 save_decoded_options_count.
7989 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7992 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7993 attribute to unconditional. Remove %? from output template.
7995 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7996 Jiong Wang <jiong.wang@arm.com>
7998 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7999 generated from different expand order.
8001 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8003 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8004 Add support for CCMP costing.
8006 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8008 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
8009 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
8010 (fccmpe<mode>): Likewise.
8011 (fcmp): Rename to fcmp and globalize pattern.
8013 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
8014 (aarch64_gen_ccmp_next): Add FP support.
8016 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8018 * target.def (gen_ccmp_first): Update documentation.
8019 (gen_ccmp_next): Likewise.
8020 * doc/tm.texi (gen_ccmp_first): Update documentation.
8021 (gen_ccmp_next): Likewise.
8022 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
8023 expand_ccmp_expr_1. Improve comments.
8024 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
8025 (ccmp_ior<mode>): Remove pattern.
8026 (cmp<mode>): Remove expand.
8027 (cmp): Globalize pattern.
8028 (cstorecc4): Use cc_register.
8029 (mov<mode>cc): Remove ccmp_cc_register check.
8030 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
8031 Simplify after removal of CC_DNE/* modes.
8032 (aarch64_ccmp_mode_to_code): Remove.
8033 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
8034 In 'k' case use integer as condition.
8035 (aarch64_nzcv_codes): Remove inverted cases.
8036 (aarch64_code_to_ccmode): Remove.
8037 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
8038 comparison with CC register to be used in folowing CCMP/branch/CSEL.
8039 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
8040 pattern. Return the comparison with CC register. Invert conditions
8042 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
8043 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
8045 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8047 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8048 instrumented_version.
8050 2016-01-19 Richard Biener <rguenther@suse.de>
8052 PR tree-optimization/69336
8053 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
8054 handled components with get_ref_base_and_extent.
8055 (equal_mem_array_ref_p): Adjust.
8057 2016-01-19 Jakub Jelinek <jakub@redhat.com>
8060 * shrink-wrap.c: Include valtrack.h.
8061 (move_insn_for_shrink_wrap): Add DEBUG argument. If
8062 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
8063 in between insn and where it will be moved to. Call
8064 dead_debug_insert_temp.
8065 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
8066 first and dead_debug_local_finish at the end.
8067 For uses and defs bitmap, handle all regs in between REGNO and
8068 END_REGNO, not just the first one.
8070 2016-01-19 Richard Biener <rguenther@suse.de>
8072 PR tree-optimization/69352
8073 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
8074 (equal_mem_array_ref_p): Constrain size and max size properly.
8075 Compare the reverse flag.
8077 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
8079 * ira.c (ira): Update regstat data if we deleted insns.
8081 2016-01-19 Jakub Jelinek <jakub@redhat.com>
8083 PR rtl-optimization/68955
8084 PR rtl-optimization/64557
8085 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
8086 here. Fix up formatting.
8087 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
8089 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8092 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
8093 assume that the node has body.
8094 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
8097 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8099 * lto-streamer-out.c (lto_output): Do not stream instrumentation
8102 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8104 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
8105 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
8107 2016-01-19 Martin Jambor <mjambor@suse.cz>
8108 Martin Liska <mliska@suse.cz>
8109 Michael Matz <matz@suse.de>
8111 * Makefile.in (OBJS): Add new source files.
8112 (GTFILES): Add hsa.c.
8113 * common.opt (disable_hsa): New variable.
8114 (-Whsa): New warning.
8115 * config.in (ENABLE_HSA): New.
8116 * configure.ac: Treat hsa differently from other accelerators.
8117 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
8119 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
8120 * doc/install.texi (Configuration): Document --with-hsa-runtime,
8121 --with-hsa-runtime-include, --with-hsa-runtime-lib and
8123 * doc/invoke.texi (-Whsa): Document.
8124 (hsa-gen-debug-stores): Likewise.
8125 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
8126 to invoke offload compiler for hsa acclerator.
8127 * opts.c (common_handle_option): Determine whether HSA offloading
8128 should be performed.
8129 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
8130 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
8131 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
8132 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
8133 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
8134 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
8135 GF_OMP_FOR_KIND_GRID_LOOP.
8136 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
8137 (pp_gimple_stmt_1): Likewise.
8138 * gimple-walk.c (walk_gimple_stmt): Likewise.
8139 * gimple.c (gimple_build_omp_grid_body): New function.
8140 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
8141 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
8142 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
8143 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
8144 GF_OMP_TEAMS_GRID_PHONY.
8145 (gimple_statement_omp_single_layout): Updated comments.
8146 (gimple_build_omp_grid_body): New function.
8147 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
8148 (gimple_omp_for_grid_phony): New function.
8149 (gimple_omp_for_set_grid_phony): Likewise.
8150 (gimple_omp_parallel_grid_phony): Likewise.
8151 (gimple_omp_parallel_set_grid_phony): Likewise.
8152 (gimple_omp_teams_grid_phony): Likewise.
8153 (gimple_omp_teams_set_grid_phony): Likewise.
8154 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
8155 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
8156 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
8157 (BUILT_IN_GOMP_TARGET): Updated type.
8158 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
8159 (adjust_for_condition): New function.
8160 (get_omp_for_step_from_incr): Likewise.
8161 (extract_omp_for_data): Moved parts to adjust_for_condition and
8162 get_omp_for_step_from_incr.
8163 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
8164 (fixup_child_record_type): Bail out if receiver_decl is NULL.
8165 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
8166 (scan_omp_parallel): Do not create child functions for phony
8168 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
8169 (scan_omp_1_op): Checking assert we are not remapping to
8170 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
8171 (parallel_needs_hsa_kernel_p): New function.
8172 (expand_parallel_call): Register apprpriate parallel child
8173 functions as HSA kernels.
8174 (grid_launch_attributes_trees): New type.
8175 (grid_attr_trees): New variable.
8176 (grid_create_kernel_launch_attr_types): New function.
8177 (grid_insert_store_range_dim): Likewise.
8178 (grid_get_kernel_launch_attributes): Likewise.
8179 (get_target_argument_identifier_1): Likewise.
8180 (get_target_argument_identifier): Likewise.
8181 (get_target_argument_value): Likewise.
8182 (push_target_argument_according_to_value): Likewise.
8183 (get_target_arguments): Likewise.
8184 (expand_omp_target): Call get_target_arguments instead of looking
8185 up for teams and thread limit.
8186 (grid_expand_omp_for_loop): New function.
8187 (grid_arg_decl_map): New type.
8188 (grid_remap_kernel_arg_accesses): New function.
8189 (grid_expand_target_kernel_body): New function.
8190 (expand_omp): Call it.
8191 (lower_omp_for): Do not emit phony constructs.
8192 (lower_omp_taskreg): Do not emit phony constructs but create for them
8193 a temporary variable receiver_decl.
8194 (lower_omp_taskreg): Do not emit phony constructs.
8195 (lower_omp_teams): Likewise.
8196 (lower_omp_grid_body): New function.
8197 (lower_omp_1): Call it.
8198 (grid_reg_assignment_to_local_var_p): New function.
8199 (grid_seq_only_contains_local_assignments): Likewise.
8200 (grid_find_single_omp_among_assignments_1): Likewise.
8201 (grid_find_single_omp_among_assignments): Likewise.
8202 (grid_find_ungridifiable_statement): Likewise.
8203 (grid_target_follows_gridifiable_pattern): Likewise.
8204 (grid_remap_prebody_decls): Likewise.
8205 (grid_copy_leading_local_assignments): Likewise.
8206 (grid_process_kernel_body_copy): Likewise.
8207 (grid_attempt_target_gridification): Likewise.
8208 (grid_gridify_all_targets_stmt): Likewise.
8209 (grid_gridify_all_targets): Likewise.
8210 (execute_lower_omp): Call grid_gridify_all_targets.
8211 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
8212 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
8213 (tree_omp_clause): Added union field dimension.
8214 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
8215 * tree.c (omp_clause_num_ops): Added number of arguments of
8216 OMP_CLAUSE__GRIDDIM_.
8217 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
8218 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
8219 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
8220 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
8221 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
8222 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
8223 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
8224 * tree-pass.h (make_pass_gen_hsail): Declare.
8225 (make_pass_ipa_hsa): Likewise.
8226 * ipa-hsa.c: New file.
8227 * lto-section-in.c (lto_section_name): Add hsa section name.
8228 * lto-streamer.h (lto_section_type): Add hsa section.
8229 * timevar.def (TV_IPA_HSA): New.
8230 * hsa-brig-format.h: New file.
8231 * hsa-brig.c: New file.
8232 * hsa-dump.c: Likewise.
8233 * hsa-gen.c: Likewise.
8236 * toplev.c (compile_file): Call hsa_output_brig.
8237 * hsa-regalloc.c: New file.
8239 2016-01-18 Jeff Law <law@redhat.com>
8241 PR tree-optimization/69320
8242 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
8243 ranged object, do nothing if the RHS constant is not [0..1].
8244 (optimize_stmt): Comparing a boolean ranged object against a
8245 constant outside [0..1] results in a compile-time constant.
8247 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
8250 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
8252 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8253 (Option Summary): Update to reflect new section and moved options.
8254 (C++ Dialect Options): Move -fstats to new section.
8255 (Debugging Options): Move all dump, statistics, and other GCC
8256 developer options to new section. Rewrite section introduction
8257 and re-order remaining options to put the more basic ones first.
8258 (Optimization Options): Move -fira-verbose and -flto-report* to
8260 (Developer Options): New section incorporating moved options.
8261 * doc/cppopts.texi (-dM): Update cross-reference.
8263 2016-01-18 Richard Henderson <rth@redhat.com>
8266 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
8267 operands to pseudo only if CSE is expected. Split long immediate
8268 operands only after reload, and for the stack pointer.
8269 (*add<GPI>3_pluslong): Remove.
8270 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
8271 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
8272 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
8273 (*add<GPI>3 peepholes): New.
8274 (*add<GPI>3 splitters): New.
8275 * config/aarch64/constraints.md (Upl): New.
8276 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
8278 2016-01-18 Richard Biener <rguenther@suse.de>
8280 PR tree-optimization/69297
8281 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
8283 (vect_bb_vectorization_profitable_p): Clear visited flag again.
8285 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8288 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
8289 of mixind vector and scalar types.
8290 (fold_relational_const): Add handling of vector
8291 comparison with boolean result.
8292 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
8293 comparison of vector operands with boolean result for EQ/NE only.
8294 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
8295 (verify_gimple_cond): Likewise.
8296 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
8299 2016-01-18 Joseph Myers <joseph@codesourcery.com>
8301 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
8304 2016-01-18 Richard Biener <rguenther@suse.de>
8307 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
8309 2016-01-18 Tom de Vries <tom@codesourcery.com>
8311 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
8313 2016-01-18 Tom de Vries <tom@codesourcery.com>
8315 * omp-low.c (set_oacc_fn_attrib): Make extern.
8316 * omp-low.h (set_oacc_fn_attrib): Declare.
8317 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
8318 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
8319 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
8320 Add and handle function parameter oacc_kernels_p.
8321 (find_reduc_addr, get_omp_data_i_param): New function.
8322 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
8323 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
8324 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
8325 Calculate dominance info. Skip loops that are not in a kernels region
8326 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
8327 (pass_parallelize_loops::execute): Call parallelize_loops with
8328 oacc_kernels_p argument.
8329 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
8330 New member function.
8331 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
8332 * passes.def: Add argument to pass_parallelize_loops instantation.
8334 2016-01-18 Tom de Vries <tom@codesourcery.com>
8336 * tree-parloops.c (pass_parallelize_loops::execute): Allow
8337 pass_parallelize_loops to be run outside the loop pipeline.
8339 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8341 * tree-scalar-evolution.c (follow_copies_to_constant): New.
8342 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
8344 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8347 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
8348 using get_ref_base_and_extent.
8349 (equal_mem_array_ref_p): New.
8350 (hashable_expr_equal_p): Add call to previous.
8352 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8355 * tree-sra.c (disqualified_constants, constant_decl_p): New.
8356 (sra_initialize): Allocate disqualified_constants.
8357 (sra_deinitialize): Free disqualified_constants.
8358 (disqualify_candidate): Update disqualified_constants when appropriate.
8359 (create_access): Scan for constant-pool entries as we go along.
8360 (scalarizable_type_p): Add check against type_contains_placeholder_p.
8361 (maybe_add_sra_candidate): Allow constant-pool entries.
8362 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
8363 (initialize_constant_pool_replacements): New.
8364 (sra_modify_assign): Avoid mangling assignments created by previous,
8365 and don't generate writes into constant pool.
8366 (sra_modify_function_body): Call initialize_constant_pool_replacements.
8368 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8370 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
8372 (scalar_chain::convert_op): Likewise.
8373 * config/i386/i386.md (*andndi3_doubleword): New.
8375 2016-01-18 Richard Biener <rguenther@suse.de>
8377 PR tree-optimization/69170
8378 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
8379 building a vector from scalar results of a pattern stmt.
8381 2016-01-18 Jakub Jelinek <jakub@redhat.com>
8383 * haifa-sched.c (autopref_multipass_init): Work around
8384 -Wmaybe-uninitialized warning.
8386 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
8388 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
8389 against the constant 0.
8391 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8393 PR tree-optimization/68799
8394 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
8395 look up phi candidates in the statement-candidate map.
8396 (phi_add_costs): Likewise.
8397 (record_phi_increments): Likewise.
8398 (phi_incr_cost): Likewise.
8399 (ncd_with_phi): Likewise.
8400 (all_phi_incrs_profitable): Likewise.
8402 2016-01-17 Jakub Jelinek <jakub@redhat.com>
8404 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
8405 -Wmaybe-uninitialized warning.
8407 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
8409 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8410 (Option Summary): Update to reflect new section and moved options.
8411 (C++ Dialect Options): Move -fvtable-verify and related options.
8412 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
8413 and profiling-related options.
8414 (Optimization Options): Move profile generation options and
8415 -fstack-protector and related options.
8416 (Instrumentation Options): New section incorporating moved options.
8417 (Code Generation Options): Move -finstrument-functions and
8418 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
8420 2016-01-16 Tom de Vries <tom@codesourcery.com>
8422 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
8424 2016-01-16 Tom de Vries <tom@codesourcery.com>
8426 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
8428 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
8430 * hash-table.h (hash_table::empty): Turn into an inline wrapper
8431 that checks whether the table is already empty. Rename the
8432 original implementation to...
8433 (hash_table::empty_slot): ...this new private function.
8435 2016-01-15 David Malcolm <dmalcolm@redhat.com>
8438 * diagnostic-show-locus.c (layout::print_source_line): Move x
8439 offset of line until after call to
8440 get_line_width_without_trailing_whitespace.
8442 2016-01-15 Jeff Law <law@redhat.com>
8444 PR tree-optimization/69270
8445 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
8446 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
8447 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
8448 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
8449 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8450 ssa_name_has_boolean_range and constant_boolean_node.
8452 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
8454 PR rtl-optimization/69030
8455 * lra-spills.c (remove_pseudos): Check nrefs and make the function
8457 (spill_pseudos): Delete debug insn for dead pseudo.
8458 (lra_spill): Initiate spill_hard_reg and slots memory separately.
8460 2016-01-15 Jiong Wang <jiong.wang@arm.com>
8462 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
8464 (TYPES_UNOPUS): Likewise.
8465 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
8466 builtin type, from UNOP to UNOPUS.
8467 (lbtruncuv4sf): Likewise.
8468 (lbtruncuv2df): Likewise.
8469 (lrounduv2sf): Likewise.
8470 (lrounduv4sf): Likewise.
8471 (lrounduv2df): Likewise.
8472 (lroundusf): Likewise.
8473 (lroundusf): Likewise.
8474 (lceiluv2sf): Likewise.
8475 (lceiluv4sf): Likewise.
8476 (lceiluv2df): Likewise.
8477 (lceilusf): Likewise.
8478 (lceiludf): Likewise.
8479 (lflooruv2sf): Likewise.
8480 (lflooruv4sf): Likewise.
8481 (lflooruv2df): Likewise.
8482 (lfloorusf): Likewise.
8483 (lfloorudf): Likewise.
8484 (lfrintnuv2sf): Likewise.
8485 (lfrintnuv4sf): Likewise.
8486 (lfrintnuv2df): Likewise.
8487 (lfrintnusf): Likewise.
8488 (lfrintnudf): Likewise.
8489 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8491 (vcvtq_u32_f32): Likewise.
8492 (vcvtq_u64_f64): Likewise.
8493 (vcvta_u32_f32): Likewise.
8494 (vcvtaq_u32_f32): Likewise.
8495 (vcvtaq_u64_f64): Likewise.
8496 (vcvtm_u32_f32): Likewise.
8497 (vcvtmq_u32_f32): Likewise.
8498 (vcvtmq_u64_f64): Likewise.
8499 (vcvtn_u32_f32): Likwise.
8500 (vcvtnq_u32_f32): Likewise.
8501 (vcvtnq_u64_f64): Likewise.
8502 (vcvtp_u32_f32): Likewise.
8503 (vcvtpq_u32_f32): Likewise.
8504 (vcvtpq_u64_f64): Likewise.
8505 (vcvtmd_u64_f64): Likewise.
8506 (vcvtms_u32_f32): Likewise.
8507 (vcvtad_u64_f64): Likewise.
8508 (vcvtas_u32_f32): Likewise.
8509 (vcvtnd_u64_f64): Likewise.
8510 (vcvtns_u32_f32): Likewise.
8511 (vcvtpd_u64_f64): Likewise.
8512 (vcvtps_u32_f32): Likewise.
8514 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8516 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8517 CSEL of zero_extended registers.
8519 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8521 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8522 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8524 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8526 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8527 false when argument string is not found in the attributes table
8530 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8533 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8534 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8535 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8538 2016-01-15 Richard Biener <rguenther@suse.de>
8540 PR tree-optimization/66856
8541 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8542 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8543 (vect_create_new_slp_node): Increment stmt reference count.
8544 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8545 an SLP tree before swapping operands.
8546 (vect_build_slp_tree): Likewise.
8547 (destroy_bb_vec_info): Free stmt info after SLP instances.
8548 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8549 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8550 (STMT_VINFO_NUM_SLP_USES): New macro.
8552 2016-01-15 Richard Biener <rguenther@suse.de>
8555 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8556 (add_linkage_name): ... here.
8557 (gen_typedef_die): Use add_linkage_name_raw instead of
8558 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8561 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8563 * gimplify.c (oacc_default_clause): Decode reference and pointer
8564 types for both kernels and parallel regions.
8566 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8569 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8571 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8573 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8574 (convert_scalars_to_vector): Likewise.
8576 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8578 * doc/extend.texi (Type Traits): Fix grammar.
8580 2016-01-15 Martin Jambor <mjambor@suse.cz>
8582 * tree-inline.c (remap_decl): Use existing dclarations if
8583 remapping a type and prevent_decl_creation_for_types.
8584 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8585 decls first. Do real remapping with
8586 prevent_decl_creation_for_types set.
8587 * tree-inline.h (copy_body_data): New field
8588 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8591 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8593 * config/s390/s390.opt (mmvcle): More verbose help text.
8595 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8597 * config/s390/s390.opt: Add period to -mzvector option text.
8599 2016-01-15 Richard Biener <rguenther@suse.de>
8601 PR tree-optimization/68961
8602 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8603 of invariants in stores again.
8605 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8607 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8609 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8611 * config/i386/i386.c (ix86_expand_branch): Don't split
8612 DI mode xor instruction to SI mode.
8614 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8617 * ipa-icf.c (sem_function::merge): Virtual functions may become
8618 reachable even if they address is not taken and there are no
8621 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8623 * lto-streamer-out.c (subtract_estimated_size): New function.
8624 (get_symbol_initial_value): Use it.
8626 2016-01-15 Christian Bruel <christian.bruel@st.com>
8629 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8630 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8631 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8632 use add_builtin_function_ext_scope instead of add_builtin_function.
8633 (neon_set_p, neon_crypto_set_p): Remove.
8634 (arm_init_builtins): Always call arm_init_neon_builtins and
8635 arm_init_crypto_builtins.
8636 (arm_expand_builtin): Check that builtins are allowed for the arch.
8637 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8638 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8639 arm_init_neon_builtins call.
8641 2016-01-15 Richard Biener <rguenther@suse.de>
8643 PR tree-optimization/69117
8644 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8645 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8646 of the leader conservatively.
8647 (free_scc_vn): Restore original SSA name infos.
8649 2016-01-14 Jeff Law <law@redhat.com>
8651 PR tree-optimization/69270
8652 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8653 single bit of precision, verify it's also unsigned.
8654 (record_edge_info): Use constant_boolean_node rather than fold_convert
8655 to convert boolean_true/boolean_false to the right type.
8657 2016-01-14 Richard Henderson <rth@redhat.com>
8660 * loop-doloop.c (record_reg_sets): New.
8661 (doloop_optimize): Reject the transform if the sequence
8662 clobbers registers live at the end of the loop block.
8663 (doloop_optimize_loops): Enable df_live if needed.
8665 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8667 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8668 * gcc/config/rs6000/rs6000.c: Likewise.
8669 * gcc/config/rs6000/rs6000.h: Likewise.
8670 * gcc/config/rs6000/rs6000.md: Likewise.
8671 * gcc/doc/extend.texi: Likewsie.
8673 2016-01-14 Jeff Law <law@redhat.com>
8675 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8678 2016-01-14 Richard Henderson <rth@redhat.com>
8682 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8683 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8684 instead of builtin_decl_declared_p to test for declaration.
8686 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8688 * doc/loop.texi (Loop Analysis and Representation): Document
8689 loop_depth function.
8691 2016-01-14 Tom de Vries <tom@codesourcery.com>
8693 PR tree-optimization/68773
8694 * omp-low.c (expand_omp_target): Don't set force_output.
8695 * varpool.c (varpool_node::get_create): Same.
8696 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8697 offload_funcs with force_output.
8699 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8702 * lra-eliminations.c (move_plus_up): Don't change anything if either
8703 the outer or inner subreg mode is not MODE_INT.
8704 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8705 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8707 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8709 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8710 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8711 reduc_uplus_@var{m}): Remove.
8712 * expr.c (expand_expr_real_2): Remove expansion path for
8713 reduc_[us](min|max|plus) optabs.
8714 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8715 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8716 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8717 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8718 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8719 reduc_[us](min|max|plus) optabs.
8721 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8723 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8724 (reduc_plus_scal_v2sf): New.
8725 (reduc_smax_v2sf): Rename to...
8726 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8727 (reduc_smin_v2sf): Rename to...
8728 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8730 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8732 * alias.c (compare_base_symbol_refs): New function.
8733 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8736 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8739 PR tree-optimization/69155
8740 * tree-complex.c: Include cfganal.h.
8741 (phis_to_revisit): New variable.
8742 (extract_component): Add phiarg_p argument. Assert that returned
8743 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8744 (update_phi_components): Partly rewrite to use loop over real/imag
8745 components instead of code duplication. If extract_component returns
8746 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8747 create_tmp_reg into the PHI node instead, and mention the phi triplet
8749 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8750 in phis_to_revisit at the end.
8752 2016-01-14 Richard Biener <rguenther@suse.de>
8754 PR tree-optimization/68060
8755 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8756 outer loop reduction is only used in the inner loop before
8757 detecting a double reduction.
8759 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8762 * combine.c (expand_field_assignment): Punt if compute_mode is
8763 unsupported scalar mode.
8765 2016-01-14 Richard Biener <rguenther@suse.de>
8767 PR tree-optimization/66856
8768 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8769 SLP node only if it built successfully.
8770 (vect_analyze_slp_instance): Adjust.
8772 2016-01-14 Jeff Law <law@redhat.com>
8774 PR tree-optimization/69270
8775 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8776 (record_edge_info): Use it. Convert boolean_{true,false}_node
8779 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8782 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8783 use block_ultimate_origin
8784 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8786 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8788 * doc/invoke.texi (Submodel Options): Rename section to
8789 "Machine-Dependent Options" to better reflect its content.
8790 Rewrite introductory text to remove archaic CPU names.
8793 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8795 * doc/invoke.texi (Code Gen Options): Move section up in file,
8796 before target-specific options. Update menu and option summary
8797 to reflect the new section ordering.
8799 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8801 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8802 (C++ Dialect Options): Add cross-reference to -std option.
8803 * doc/standards.texi (C++ Language): Document C++14 support.
8805 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8807 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8808 for pack/unpack functions for __ibm128.
8809 (PACK_IF): Likewise.
8810 (UNPACK_IF): Likewise.
8812 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8813 support for __ibm128 pack/unpack functions.
8814 (rs6000_invalid_builtin): Likewise.
8815 (rs6000_init_builtins): Likewise.
8816 (rs6000_opt_masks): Likewise.
8818 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8819 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8821 (RS6000_BTM_COMMON): Likewise.
8823 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8824 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8825 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8826 128-bit floating point. Add support for the double values to be
8827 in Altivec registers for TF/IF packing and unpacking, but restrict
8828 TD packing sub-fields to be FPR registers. Don't allow overlapped
8829 register support for packing. Allow pack inputs to be memory
8830 locations. Don't build generator functions for unpack<mode>_dm
8831 and unpack<mode>_nodm.
8832 (unpack<mode>_dm): Likewise.
8833 (unpack<mode>_nodm): Likewise.
8834 (pack<mode>): Likewise.
8836 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8837 built-in functions to pack/unpack explicit __ibm128 values.
8838 (__builtin_unpack_ibm128): Likewise.
8840 * doc/extend.texi (PowerPC Built-in Functions): Document
8841 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8843 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8846 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8847 Add new arg loc and pass it down as context.
8848 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8849 to the location to use for the warning.
8850 (check_function_arguments): New arg loc. All callers changed. Pass
8851 it to check_function_nonnull.
8852 * c-common.h (check_function_arguments): Adjust declaration.
8854 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8856 PR tree-optimization/69156
8857 * gimple.c (validate_type): Removed.
8858 (gimple_builtin_call_types_compatible_p): Use
8859 useless_type_conversion_p instead of validate_type.
8860 * value-prof.c (gimple_stringop_fixed_value): Fold
8861 icall_size to correct type.
8863 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8865 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8868 2016-01-13 Richard Henderson <rth@redhat.com>
8871 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8872 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8873 (ix86_builtin_tm_store): Remove.
8874 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8875 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8876 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8877 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8878 * doc/tm.texi: Rebuild.
8880 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8881 (BUILT_IN_TM_MEMCPY_RTWN): New.
8882 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8883 fallback from vector to integer helpers.
8884 (build_tm_load): Handle vector types directly, instead of
8886 (build_tm_store): Likewise.
8887 (expand_assign_tm): Prepare for register types not handled by
8888 the above. Copy them to memory and use memcpy.
8889 * tree.c (tm_define_builtin): New.
8890 (find_tm_vector_type): New.
8891 (build_tm_vector_builtins): New.
8892 (build_common_builtin_nodes): Call it.
8894 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8896 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8897 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8899 2016-01-13 Tom de Vries <tom@codesourcery.com>
8901 PR tree-optimization/69169
8902 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8903 handled_struct_type param.
8904 (create_variable_info_for, intra_create_variable_infos): Call
8905 create_variable_info_for_1 with extra arg.
8907 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8909 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8910 and "armv8.1-a+crc" entries.
8912 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8915 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8916 Change first operand predicate from register_or_constm1_operand
8917 to register_operand.
8918 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8919 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8920 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8921 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8922 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8923 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8924 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8925 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8926 comparison with constm1_rtx from vec_prefetch_gen part.
8928 2016-01-13 Richard Biener <rguenther@suse.de>
8930 PR tree-optimization/69013
8931 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8932 Exchange assert for a test.
8934 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8937 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8939 2016-01-13 Richard Biener <rguenther@suse.de>
8941 PR tree-optimization/69242
8942 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8943 assert with a check.
8945 2016-01-13 Richard Biener <rguenther@suse.de>
8947 PR tree-optimization/69186
8948 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8949 Properly guard vect_update_misalignment_for_peel call.
8951 2016-01-12 Jeff Law <law@redhat.com>
8953 PR tree-optimization/pr67755
8954 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8955 "need_profile_correction".
8956 (thread_block_1): Initialize new field to false by default. If we
8957 have multiple thread paths through a common joiner to different
8958 final targets, then set new field to true.
8959 (compute_path_counts): Only do count adjustment when it's really
8962 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8964 * doc/invoke.texi (Spec Files): Move section down in file, past
8965 all command-line option descriptions.
8967 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8970 * doc/gty.texi: Remove documentation of mark_hook.
8971 * gengtype.c (struct write_types_data): Remove code to support
8972 mark_hook attribute.
8973 (walk_type): Likewise.
8974 (write_func_for_structure): Likewise.
8976 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8978 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8979 Directory Options, and -specs= to Overall Options.
8980 (Overall Options): Adjust similarly. Reorder to group related
8981 options together. Make -specs= cross-reference the spec file details.
8982 (Directory Options): Adjust similarly.
8984 2016-01-12 Jeff Law <law@redhat.com>
8986 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8988 2016-01-12 Olivier Hainque <hainque@adacore.com>
8990 * gcc.c (spec_undefvar_allowed): New global.
8991 (process_command): Set to true when running for --version or --help,
8993 (getenv_spec_function): When the variable is not defined, use the
8994 variable name as the variable value if we're allowed not to issue
8997 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8999 PR tree-optimization/68911
9000 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
9001 information computed for expression "init + nit * step".
9003 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
9005 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
9006 about name of GCC executable. Remove deleted node from menu.
9007 (Directory Options) <-B>: Remove cross-reference to deleted node.
9008 (Target Options): Delete section.
9010 2016-01-12 Christian Bruel <christian.bruel@st.com>
9013 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
9014 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
9016 2016-01-12 Jakub Jelinek <jakub@redhat.com>
9019 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
9020 aligned_mem is properly set for AVX512-VL floating point masked
9024 * ifcvt.c (cond_exec_process_if_block): When removing the last
9025 insn from then_bb, remove also any possible barriers that follow it.
9027 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
9031 * config/i386/iamcu.h (SIZE_TYPE): New macro.
9032 (PTRDIFF_TYPE): Likewise.
9033 (WCHAR_TYPE): Likewise.
9034 (WCHAR_TYPE_SIZE): Likewise.
9035 (STDINT_LONG32): Likewise.
9037 2016-01-12 Richard Biener <rguenther@suse.de>
9039 PR tree-optimization/69053
9040 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
9041 convert initial value for cond reductions.
9043 2016-01-12 Richard Biener <rguenther@suse.de>
9045 PR tree-optimization/69007
9046 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
9047 widen_sum after dot_prod and sad.
9049 2016-01-12 Richard Biener <rguenther@suse.de>
9051 PR tree-optimization/69168
9052 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
9053 pattern stmt SLP type.
9054 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
9055 end up unused so cope with that case.
9057 2016-01-12 Richard Biener <rguenther@suse.de>
9059 PR tree-optimization/69157
9060 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
9061 stmts def type only during analyze phase.
9062 (vectorizable_call): Likewise.
9063 (vectorizable_simd_clone_call): Likewise.
9064 (vectorizable_conversion): Likewise.
9065 (vectorizable_assignment): Likewise.
9066 (vectorizable_shift): Likewise.
9067 (vectorizable_operation): Likewise.
9068 (vectorizable_store): Likewise.
9069 (vectorizable_load): Likewise.
9071 2016-01-12 Richard Biener <rguenther@suse.de>
9073 PR tree-optimization/69174
9074 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
9076 (vectorizable_load): Properly compute the number of loads needed
9077 for permuted strided SLP loads and do not spuriously assign
9078 to SLP_TREE_VEC_STMTS.
9080 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
9082 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
9083 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
9084 (MD_EXEC_PREFIX): Remove.
9085 (MD_STARTFILE_PREFIX) Removee.
9086 (FILE_NAME_ABSOLUTE_P): Remove.
9087 (CPP_SPEC): Do not read macros from sys/version.h.
9088 (LINK_COMMAND_SPEC): Remove.
9089 (LOCAL_INCLUDE_DIR): Remove.
9090 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
9091 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
9092 (POST_LINK_SPEC): Define to invoke stubify after linker
9093 (LIBSTDCXX): Remove define
9094 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
9095 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
9096 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
9097 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
9098 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
9099 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
9100 (i386_djgpp_asm_named_section): Add propotype of new procedure
9102 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
9103 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
9104 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
9105 in config/i386/djgpp.h).
9106 (STANDARD_STARTFILE_PREFIX_2): Define identical to
9107 STANDARD_STARTFILE_PREFIX_1.
9108 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
9109 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
9110 installation errors.
9111 (MAX_OFILE_ALIGNMENT): Define to 128.
9112 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
9114 * config/i386/djgpp.c: New file. Add implementation of
9115 i386_djgpp_asm_named_section.
9117 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
9119 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
9120 Add rule for building djgpp.o.
9122 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9124 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
9125 (rtx_is_swappable_p): Reductions are swappable.
9126 (insn_is_swappable_p): V2DF reductions are swappable.
9128 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
9130 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
9131 reloads for other unsupported memory operands.
9133 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9134 Jim Wilson <jim.wilson@linaro.org>
9137 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
9138 copy_to_mode_reg instead of force_reg.
9140 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9143 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
9144 TARGET_80387 is true.
9146 2016-01-11 Jakub Jelinek <jakub@redhat.com>
9149 * lra-eliminations.c (move_plus_up): Only move plus up
9150 if subreg of the constant can be simplified into constant
9151 and use the simplified subreg of the constant instead of
9152 the original constant.
9154 * fold-const.c (fold_convertible_p): Don't return true
9155 for conversion of VECTOR_TYPE to same sized integral type.
9156 (fold_convert_loc): Fix up formatting. Fold conversion of
9157 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
9158 instead of NOP_EXPR.
9160 PR tree-optimization/69214
9161 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
9162 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
9165 PR tree-optimization/69207
9166 * tree-vect-slp.c (vect_get_constant_vectors): For
9167 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
9168 fold_convertible_p to vector_type's element type, and always
9169 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
9171 2016-01-11 Richard Biener <rguenther@suse.de>
9173 PR tree-optimization/69173
9174 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
9175 fixup the cycle if all stmts are in a pattern.
9177 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
9180 * alias.c (base_alias_check): Move check for addresses with
9181 alignment ANDs before the call for compare_base_decls.
9182 (memrefs_conflict_p): Return -1 for different decls
9183 that went through alignment adjustments.
9185 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9187 PR rtl-optimization/68796
9188 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
9189 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
9190 and QImode comparisons against zero with CC_NZmode.
9191 * config/aarch64/iterators.md (short_mask): New mode_attr.
9193 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9195 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
9196 (<avx512>_store<mode>_mask): Likewise.
9198 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
9199 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9201 PR rtl-optimization/68841
9202 * ifcvt.c (struct noce_if_info): Add orig_x field.
9203 (bbs_ok_for_cmove_arith): Add to_rename parameter.
9204 Don't record conflicts on to_rename if it's present.
9205 Allow memory destinations in sets.
9206 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
9207 blocks, passing orig_x to the checks.
9208 (noce_process_if_block): Set if_info->orig_x appropriately.
9210 2016-01-11 Tom de Vries <tom@codesourcery.com>
9212 PR tree-optimization/69069
9213 * tree-parloops.c (create_parallel_loop): Add missing phi args.
9215 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
9217 PR rtl-optimization/68920
9218 * config/i386/i386.c (ix86_option_override_internal): Restrict number
9219 of conditional moves for RTL if-conversion to 1 for
9220 TARGET_ONE_IF_CONV_INSN.
9221 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
9222 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
9223 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
9224 parameter to restirct number of conditional moves for
9226 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
9227 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
9230 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
9233 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
9234 onepart vars. Fix typo in comment. Fix reversed condition in
9236 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
9239 * var-tracking.c (dump_onepart_variable_differences): New.
9240 (dataflow_set_different): If a detailed dump is requested,
9241 delay early returns and dump differences between onepart
9242 variables present before and after, and added variables.
9244 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9247 * expr.c (expand_expr_real_1): For boolean vector constants
9248 with a scalar mode use const_scalar_mask_from_tree.
9249 (const_scalar_mask_from_tree): New.
9250 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
9251 assigned to a mask type to handle constants.
9253 2016-01-11 Martin Jambor <mjambor@suse.cz>
9256 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
9257 useless parameters if we cannot change function signature.
9259 2016-01-11 Martin Jambor <mjambor@suse.cz>
9262 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
9265 2016-01-11 Tom de Vries <tom@codesourcery.com>
9267 PR tree-optimization/69109
9268 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
9271 2016-01-11 Tom de Vries <tom@codesourcery.com>
9273 PR tree-optimization/69108
9274 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
9275 res is not used in a phi.
9277 2016-01-11 Yury Gribov <y.gribov@samsung.com>
9280 * common.opt (frandom-seed): Fix parameter name.
9281 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
9283 2016-01-11 Tom de Vries <tom@codesourcery.com>
9285 PR tree-optimization/69058
9286 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
9289 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
9291 * config/arc/arc.opt (mdiv-rem): Add period to the end.
9292 (mcode-density): Likewise.
9294 2016-01-10 Tom de Vries <tom@codesourcery.com>
9296 PR tree-optimization/69062
9297 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
9298 (parallelize_loops): Don't paralelize loop that has phi with address
9301 2016-01-10 Tom de Vries <tom@codesourcery.com>
9303 PR tree-optimization/69039
9304 * tree-parloops.c (try_create_reduction_list): Only allow single exit
9307 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
9310 * match.pd: Require target has function_c99_misc before doing
9311 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
9313 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
9315 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
9317 * configure: Regenerate.
9319 2016-01-09 Jakub Jelinek <jakub@redhat.com>
9322 PR tree-optimization/69097
9323 * fold-const.h (expr_not_equal_to): New prototype.
9324 * fold-const.c: Include stringpool.h and tree-ssanames.h.
9325 (expr_not_equal_to): New function.
9326 * match.pd (X % -Y is the same as X % Y): Don't optimize
9327 unless X is known not to be equal to minimum or Y is known
9328 not to be equal to -1.
9329 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
9330 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
9331 (simplify_stmt_using_ranges): Adjust caller.
9332 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
9333 substitute_and_fold.
9335 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
9337 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
9340 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9342 PR tree-optimization/69167
9343 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
9344 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
9346 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
9348 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9349 Richard Biener <rguenther@suse.de>
9351 PR tree-optimization/68707
9352 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
9353 instances that can be handled via vect_load_lanes.
9355 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
9357 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
9358 if we can't determine address equivalence.
9359 * alias.c (compare_base_decl): Update for changed return value of
9360 symtab_node::equal_address_to.
9362 2016-01-08 Jason Merrill <jason@redhat.com>
9366 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
9367 * expr.c (store_field): Not here.
9368 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
9369 call with TREE_ADDRESSABLE type.
9370 * tree-cfg.c (verify_gimple_call): Adjust.
9372 2016-01-08 Olivier Hainque <hainque@adacore.com>
9374 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
9377 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9379 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
9380 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
9381 (reduc_smin_v2sf): Rename to...
9382 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
9383 (reduc_splus_v2sf): Rename to...
9384 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
9386 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9388 PR tree-optimization/69162
9389 * gimplify.c (gimplify_va_arg_expr): Encode original type of
9390 valist argument in another argument.
9391 (gimplify_modify_expr): Adjust for the above change. Cleanup.
9392 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
9393 to determine the va_list type, build a MEM_REF instead of
9394 build_fold_indirect_ref.
9396 PR tree-optimization/69172
9397 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
9400 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
9402 PR tree-optimization/67781
9403 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
9404 and cmpnop in two steps: first the ones not accessed in original
9405 gimple expression in a endian independent way and then the ones not
9406 accessed in the final result in an endian-specific way.
9408 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9410 PR tree-optimization/69083
9411 * tree-vect-slp.c (vect_get_constant_vectors): For
9412 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
9413 element type. If op is fold_convertible_p to vector_type's element
9414 type, use NOP_EXPR instead of VCE.
9416 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
9418 PR rtl-optimization/67778
9419 PR rtl-optimization/68634
9420 PR rtl-optimization/68909
9421 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
9422 block from the stack until done with it. Remove a superfluous
9423 bitmap set. Remove a superfluous bitmap test.
9425 2016-01-07 Martin Sebor <msebor@redhat.com>
9428 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
9429 constraint on the type of arguments.
9431 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
9433 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
9434 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
9435 unaligned_access on the gcc_options set.
9436 * config/arm/arm.c (arm_option_override_internal): Use
9437 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
9439 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9442 * config/i386/i386.c (ix86_frame_pointer_required): Enable
9443 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
9445 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9448 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9451 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9452 depending on frame_pointer_needed before remaining integer and SSE
9453 registers are saved.
9455 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
9458 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
9460 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
9463 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
9464 Use the "xBm" constraint.
9465 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9467 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9468 (sse_cvtsi2ssq<round_name>): Likewise.
9469 (sse_cvtss2si<round_name>): Likewise.
9470 (sse_cvtss2siq<round_name>): Likewise.
9471 (sse2_cvtsi2sdq<round_name>): Likewise.
9472 (sse2_cvtsd2si<round_name>): Likewise.
9473 (sse2_cvtsd2siq<round_name>): Likewise.
9474 * config/i386/subst.md (round_nimm_scalar_predicate): New
9477 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9480 * varasm.c (make_decl_rtl): Mark invalid register vars as
9483 PR rtl-optimization/66206
9484 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9485 All callers changed.
9487 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9489 PR tree-optimization/69141
9490 * tree-ssa-pre.c: Include langhooks.h.
9491 (eliminate_dom_walker::before_dom_children): Use
9492 lang_hooks.decl_printable_name instead of
9493 cgraph_node::get ()->name ().
9496 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9497 it and DECL_ALIGN too.
9499 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9501 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9503 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9506 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9507 depending on frame_pointer_needed before remaining integer and SSE
9508 registers are saved.
9510 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9512 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9513 mode iterator with VSX_M2.
9514 (*p9_vecstore_<mode>): Likewise.
9515 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9516 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9517 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9518 (define_split for VSX_LE128 stores): Likewise.
9519 (define_peephole2 for TImode LE swaps): Likewise.
9520 (define_split for VSX_LE128 post-reload stores): Likewise.
9522 2016-01-06 Marek Polacek <polacek@redhat.com>
9525 * convert.c (convert_to_integer_1): Adjust call to
9526 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9527 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9528 EXPR instead of ARG.
9529 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9531 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9534 * doc/extend.texi (RL78 Variable Attributes): New section.
9536 2016-01-05 Marek Polacek <polacek@redhat.com>
9539 * builtins.c (get_memmodel): Use expansion point location rather than
9540 the input location. Call warning_at rather than warning.
9541 (expand_builtin_atomic_compare_exchange): Likewise.
9542 (expand_builtin_atomic_load): Likewise.
9543 (expand_builtin_atomic_store): Likewise.
9544 (expand_builtin_atomic_clear): Likewise.
9546 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9549 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9550 Replace nonimmediate_operand with vector_operand.
9551 * config/i386/predicates.md (vector_operand): New predicate.
9552 (general_vector_operand): Replace nonimmediate_operand with
9554 * config/i386/sse.md: Replace nonimmediate_operand with
9555 vector_operand and m constraint with Bm constraint on SSE
9556 patterns with 16-byte memory operand.
9557 * config/i386/subst.md (round_nimm_predicate): Replace
9558 nonimmediate_operand with vector_operand.
9559 (round_saeonly_nimm_predicate): Likewise.
9560 (round_saeonly_nimm_scalar_predicate): New.
9562 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9565 * config/i386/constraints.md (Bm): New constraint.
9566 * config/i386/predicates.md (vector_memory_operand): New
9568 * config/i386/sse.md: Replace xm with xBm in plusminus and
9571 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9574 * doc/extend.texi (V850 Function Attributes): New section.
9575 (V850 Variable Attributes): New section.
9577 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9580 * doc/extend.texi (MicroBlaze Function Attributes): Document
9581 interrupt_handler and fast_interrupt attributes.
9583 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9586 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9587 for local symbolic operands.
9588 * config/ia64/predicates.md (local_symbolic_operand64): New
9591 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9593 PR rtl-optimization/68651
9594 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9597 2016-01-05 Nathan Sidwell <nathan@acm.org>
9599 * alias.c (compare_base_decls): Use symtab_node::get.
9601 2016-01-05 Nick Clifton <nickc@redhat.com>
9604 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9605 secondary_reload_info structure.
9608 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9609 decls if weak support is available.
9611 2016-01-04 Martin Sebor <msebor@redhat.com>
9613 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9615 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9617 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9618 OPTION_MASK_P9_DFORM.
9620 * config/rs6000/constraints.md (wo constraint): New constraint for
9623 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9625 (rs6000_init_hard_regno_mode_ok): Likewise.
9627 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9630 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9631 expanders not to have constraints. Add support for ISA 3.0 xxperm
9632 instruction. Add support for fusing xxlor with xxperm.
9633 (altivec_vperm_<mode>_internal): Likewise.
9634 (altivec_vperm_v8hiv16qi): Likewise.
9635 (altivec_vperm_<mode>v16q): Likewise.
9636 (altivec_vperm_<mode>_uns): Likewise.
9637 (vperm_v8hiv4si): Likewise.
9638 (vperm_v16qiv8hi): Likewise.
9640 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9642 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9644 Update copyright years.
9646 * gcc.c (process_command): Update copyright notice dates.
9647 * gcov-dump.c (print_version): Ditto.
9648 * gcov.c (print_version): Ditto.
9649 * gcov-tool.c (print_version): Ditto.
9650 * gengtype.c (create_file): Ditto.
9651 * doc/cpp.texi: Bump @copying's copyright year.
9652 * doc/cppinternals.texi: Ditto.
9653 * doc/gcc.texi: Ditto.
9654 * doc/gccint.texi: Ditto.
9655 * doc/gcov.texi: Ditto.
9656 * doc/install.texi: Ditto.
9657 * doc/invoke.texi: Ditto.
9659 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9661 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9662 modes larger than TImode as TImode if NEON is not enabled.
9664 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9667 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9668 mode for %f0-%f31 only if TARGET_FPU.
9670 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9673 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9674 to compute the PACKED_P predicate.
9675 (function_arg_record_value): Minor tweaks.
9677 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9679 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9680 option for arm*-*-* targets.
9682 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9684 * doc/extend.texi (Common Function Attributes): Move docs for
9685 MSP430-specific attributes to....
9686 (MSP430 Function Attributes): ...here. Delete the redundant
9687 entries and copy-edit the remaining text.
9688 (MSP430 Variable Attributes): Use uniform format for index
9689 entries and add a cross-reference to the corresponding function
9692 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9694 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9696 (x86 Options): Likewise.
9698 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9702 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9703 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9704 to corresponding attribute.
9706 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9708 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9709 to correct alphabetization of table. Copy-edit and correct
9711 <stack_protect>: Likewise.
9712 <target_clones>: Likewise.
9714 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9715 Correct punctuation.
9716 (Code Gen Options) <-fno-plt>: Copy-edit.
9718 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9721 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9722 SI values. Explicitly convert SI to DI and vice-versa.
9724 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9726 PR tree-optimization/69070
9727 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9728 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9731 * ubsan.c (ubsan_instrument_float_cast): Call
9732 initialize_sanitizer_builtins.
9735 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9737 Copyright (C) 2016 Free Software Foundation, Inc.
9739 Copying and distribution of this file, with or without modification,
9740 are permitted in any medium without royalty provided the copyright
9741 notice and this notice are preserved.