1 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
3 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
4 Add extra argument to allow emitting the move immediate.
5 Use add/sub with positive immediate.
6 (aarch64_add_constant): Add inline function.
7 (aarch64_add_sp): Likewise.
8 (aarch64_sub_sp): Likewise.
9 (aarch64_expand_prologue): Call aarch64_sub_sp.
10 (aarch64_expand_epilogue): Call aarch64_add_sp.
11 Decide when to leave out move.
12 (aarch64_output_mi_thunk): Call aarch64_add_constant.
14 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
16 * config/aarch64/aarch64.c (aarch64_layout_frame):
17 Align FP callee-saves.
19 2016-10-21 Jakub Jelinek <jakub@redhat.com>
21 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
22 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
24 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
25 _rdseed64_step): Likewise.
26 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
29 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
31 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
32 with INTEGER_CST argument.
33 (ix86_gimple_fold_builtin): New function.
34 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
36 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
37 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
38 (ranges_table_allocated, ranges_table_in_use,
39 ranges_by_label_allocated, ranges_by_label_in_use,
40 RANGES_TABLE_INCREMENT): Removed.
41 (add_ranges_num): Use vec_safe_push into ranges_table.
42 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
43 (output_ranges): Adjust for ranges_table and ranges_by_label
44 conversion from arrays to vec.
45 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
46 conversion from arrays to vec.
47 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
48 ranges_table_in_use, ranges_by_label_allocated and
49 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
51 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
52 if needed. Re-add origin_die variable and its initialization.
54 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
55 even for -fstack-reuse=none, or for volatile vars etc.
57 2016-10-21 David Malcolm <dmalcolm@redhat.com>
59 * print-rtl-function.c (flag_compact): Move extern decl to...
60 * print-rtl.h (flag_compact): ...here.
61 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
62 (ASSERT_RTL_DUMP_EQ): New macro.
63 (selftest::test_dumping_regs): New function.
64 (selftest::test_dumping_insns): New function.
65 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
67 (selftest::rtl_tests_c_tests): Call the new test functions.
69 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
71 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
72 (outgoing_edges_match): Likewise.
73 (try_crossjump_to_edge): Likewise.
74 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
75 (rtl_tidy_fallthru_edge): Likewise.
76 * rtl.h (tablejump_p): Adjust prototype.
77 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
79 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
81 * rtl.h (label_ref_label): New function.
82 (set_label_ref_label): New function.
83 (LABEL_REF_LABEL): Delete.
84 * alias.c (rtx_equal_for_memref_p): Adjust.
85 * cfgbuild.c (make_edges): Likewise.
86 (purge_dead_tablejump_edges): Likewise.
87 * cfgexpand.c (convert_debug_memory_address): Likewise.
88 * cfgrtl.c (patch_jump_insn): Likewise.
89 * combine.c (distribute_notes): Likewise.
90 * cse.c (hash_rtx_cb): Likewise.
91 (exp_equiv_p): Likewise.
93 (check_for_label_ref): Likewise.
94 * cselib.c (rtx_equal_for_cselib_1): Likewise.
95 (cselib_hash_rtx): Likewise.
96 * emit-rtl.c (mark_label_nuses): Likewise.
97 * explow.c (convert_memory_address_addr_space_1): Likewise.
98 * final.c (output_asm_label): Likewise.
99 (output_addr_const): Likewise.
100 * gcse.c (add_label_notes): Likewise.
101 * genconfig.c (walk_insn_part): Likewise.
102 * genrecog.c (validate_pattern): Likewise.
103 * ifcvt.c (cond_exec_get_condition): Likewise.
104 (noce_emit_store_flag): Likewise.
105 (noce_get_alt_condition): Likewise.
106 (noce_get_condition): Likewise.
107 * jump.c (maybe_propagate_label_ref): Likewise.
108 (mark_jump_label_1): Likewise.
109 (redirect_exp_1): Likewise.
110 (rtx_renumbered_equal_p): Likewise.
111 * lra-constraints.c (operands_match_p): Likewise.
112 * print-rtl.c (print_value): Likewise.
113 * reload.c (find_reloads): Likewise.
114 * reload1.c (set_label_offsets): Likewise.
115 * reorg.c (get_branch_condition): Likewise.
116 * rtl-tests.c (test_uncond_jump): Likewise.
117 * rtl.c (rtx_equal_p_cb): Likewise.
118 (rtx_equal_p): Likewise.
119 * rtlanal.c (reg_mentioned_p): Likewise.
120 (rtx_referenced_p): Likewise.
121 (get_condition): Likewise.
122 * varasm.c (const_hash_1): Likewise.
123 (compare_constant): Likewise.
124 (const_rtx_hash_1): Likewise.
125 (output_constant_pool_1): Likewise.
127 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
130 * reload.c (find_valid_class_1): Allow regclass if atleast one
131 regno in regclass is ok. Compute and use rclass size based on
132 actually available regnos for mode in rclass.
134 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
136 * config/sparc/sparc-modes.def (CCV): New.
138 * config/sparc/predicates.md (v_comparison_operator): New.
139 (icc_comparison_operator): Add support for CCV/CCXV.
140 (xcc_comparison_operator): Likewise.
141 * config/sparc/sparc.c (output_cbranch): Likewise.
142 (sparc_print_operand): Likewise.
143 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
144 (uaddvdi4): New expander.
146 (uaddvdi4_sp32): New instruction.
147 (addvdi4_sp32): Likewise.
148 (uaddvsi4): New expander.
150 (cmp_ccc_plus_sltu_set): New instruction.
151 (cmp_ccv_plus): Likewise.
152 (cmp_ccxv_plus): Likewise.
153 (cmp_ccv_plus_set): Likewise.
154 (cmp_ccxv_plus_set): Likewise.
155 (cmp_ccv_plus_sltu_set): Likewise.
156 (uaddvdi4): New expander.
158 (usubdi4_sp32): New instruction.
159 (subvdi4_sp32): Likewise.
160 (usubvsi4): New expander.
162 (cmpsi_minus_sltu_set): New instruction.
163 (cmp_ccv_minus): Likewise.
164 (cmp_ccxv_minus): Likewise.
165 (cmp_ccv_minus_set): Likewise.
166 (cmp_ccxv_minus_set): Likewise.
167 (cmp_ccv_minus_sltu_set): Likewise.
168 (unegvdi3): New expander.
170 (unegdi3_sp32): New instruction.
171 (negvdi3_sp32): Likewise.
172 (unegvsi3): New expander.
174 (cmp_ccc_neg_sltu_set): New instruction.
175 (cmp_ccv_neg): Likewise.
176 (cmp_ccxv_neg): Likewise.
177 (cmp_ccv_neg_set): Likewise.
178 (cmp_ccxv_neg_set): Likewise.
179 (cmp_ccv_neg_sltu_set): Likewise.
181 * tree-ssa-loop-split.c: Remove trailing spaces.
182 * match.pd: Likewise.
184 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
186 PR rtl-optimization/78038
187 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
188 be deduced to set REG through the RTL structure.
189 (make_defs_and_copies_lists): Return false on a failing get_defs call.
191 2016-10-21 Richard Biener <rguenther@suse.de>
193 PR tree-optimization/78051
194 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
195 and mark replaced if folding did something.
197 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
199 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
200 and "protected" in visibility types.
201 (rs6000_xcoff_declare_function_name): Fix formatting.
202 (rs6000_xcoff_declare_object_name): Fix formatting.
204 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
207 and IX86_BUILTIN_HUGE_VALQ here ...
208 (ix86_expand_builtin): ... not here.
210 2016-10-20 Jakub Jelinek <jakub@redhat.com>
212 * doc/gty.texi (for_user): Use @item next to @findex.
214 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
218 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
219 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
220 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
221 __builtin_ia32_lzcnt_u16.
222 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
223 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
224 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
225 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
226 (bmi_tzcnt_<mode>): New expander.
227 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
228 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
229 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
230 (lzcnt_<mode>): New expander.
231 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
232 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
233 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
234 (UINT64_FTYPE_UINT64): New.
235 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
236 (__builtin_ia32_lzcnt_u16): New description.
237 (__builtin_ia32_lzcnt_u32): Ditto.
238 (__builtin_ia32_lzcnt_u64): Ditto.
239 (__builtin_ctzs): Remove description.
240 (__builtin_ia32_tzcnt_u16): New description.
241 (__builtin_ia32_tzcnt_u32): Ditto.
242 (__builtin_ia32_tzcnt_u64): Ditto.
243 * config/i386/i386.c (ix86_expand_args_builtin): Handle
244 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
246 2016-10-20 Martin Liska <mliska@suse.cz>
249 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
250 comparison with STMT_UID_NOT_IN_RANGE.
251 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
254 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
256 * compare-elim.c (conforming_compare): Accept UNSPECs.
257 (find_comparison_dom_walker::before_dom_children): Deal with
258 instructions both using and killing the flags register.
259 (equivalent_reg_at_start): New function extracted from...
260 (try_eliminate_compare): ...here. Use it and add support for
261 registers and UNSPECs as second operand of the compare.
262 * config/visium/visium-modes.def (CCV): New.
263 * config/visium/predicates.md (visium_v_comparison_operator): New.
264 (visium_branch_operator): Deal with CCV mode.
265 * config/visium/visium.c (visium_select_cc_mode): Likewise.
266 (output_cbranch): Likewise.
267 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
268 (uaddv<mode>4): New expander.
269 (addv<mode>4): Likewise.
270 (add<mode>3_insn_set_carry): New instruction.
271 (add<mode>3_insn_set_overflow): Likewise.
272 (addsi3_insn_set_overflow): Likewise.
273 (usubv<mode>4): New expander.
274 (subv<mode>4): Likewise.
275 (sub<mode>3_insn_set_carry): New instruction.
276 (sub<mode>3_insn_set_overflow): Likewise.
277 (subsi3_insn_set_overflow): Likewise.
278 (unegv<mode>3): New expander.
279 (negv<mode>3): Likewise.
280 (neg<mode>2_insn_set_overflow): New instruction.
281 (addv_tst<mode>): Likewise.
282 (subv_tst<mode>): Likewise.
283 (negv_tst<mode>): Likewise.
284 (cbranch<mode>4_addv_insn): New splitter and instruction.
285 (cbranch<mode>4_subv_insn): Likewise.
286 (cbranch<mode>4_negv_insn): Likewise.
288 2016-10-20 Richard Biener <rguenther@suse.de>
290 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
291 Handle decls possibly not bound.
292 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
293 nothing_id for decls that might not be bound if we are interested
295 (get_constraint_for_component_ref): Deal with that.
297 2016-10-20 Michael Matz <matz@suse.de>
300 * common.opt (-fsplit-loops): New flag.
301 * passes.def (pass_loop_split): Add.
302 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
303 (enable_fdo_optimizations): Add loop splitting.
304 * timevar.def (TV_LOOP_SPLIT): Add.
305 * tree-pass.h (make_pass_loop_split): Declare.
306 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
307 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
308 * tree-ssa-loop-split.c: New file.
309 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
310 * doc/invoke.texi (fsplit-loops): Document.
311 * doc/passes.texi (Loop optimization): Add paragraph about loop
314 2016-10-20 Richard Biener <rguenther@suse.de>
316 * cgraphunit.c (analyze_functions): Set node->definition to
317 false to signal symbol removal to debug_hooks->late_global_decl.
318 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
319 WPA signal symbol removal to the debuginfo machinery.
320 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
321 using early_finised to guard the we're called for symbol
322 removal case look at the symtabs definition flag.
323 (gen_variable_die): Remove redundant check.
325 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
327 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
329 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
331 PR tree-optimization/53979
332 * match.pd ((a ^ b) | a -> a | b): New pattern.
334 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
336 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
337 config/pa/pa64-hpux-lib.h.
338 (PA_CRTBEGIN_HACK): Likewise.
339 (DTOR_LIST_BEGIN): Likewise.
341 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
343 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
344 register only if "in" and "out" are different registers.
346 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
348 * omp-low.c (pass_oacc_device_lower::gate): New method.
349 (execute): Always call execute_oacc_device_lower.
351 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
353 PR tree-optimization/77916
354 PR tree-optimization/77937
355 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
357 (insert_initializers): Requirement of initializer for -1 should be
358 based on pointer-typedness of the candidate basis.
360 2016-10-19 Bin Cheng <bin.cheng@arm.com>
362 PR tree-optimization/78005
363 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
364 upper (included) bound for niters of prolog loop.
365 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
366 Compute niters of scalar loop above which vectorized loop is
367 preferred, as well as the upper (included) bound for the niters.
368 (vect_do_peeling): Record niter bound for loops accordingly.
370 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
373 * tree-core.h (enum tree_index): Put the complex types after their
375 * tree-streamer.c (verify_common_node_recorded): New function.
376 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
378 2016-10-19 Martin Liska <mliska@suse.cz>
380 * cgraph.h (cgraph_edge::binds_to_current_def_p):
381 Replace NULL with false as a return value.
383 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
385 PR tree-optimization/78024
386 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
387 don't clear BB_VISITED after processing.
389 2016-10-19 Richard Biener <rguenther@suse.de>
391 * domwalk.c (dom_walker::walk): Use RPO order.
393 2016-10-19 Richard Biener <rguenther@suse.de>
395 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
397 (evrp_dom_walker::~evrp_dom_walker): Free it.
398 (evrp_dom_walker::stmts_to_remove): Add.
399 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
400 whose output we fully propagate for removal. Propagate
401 into BB destination PHI arguments.
402 (execute_early_vrp): Remove queued stmts. Dump value ranges
405 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
407 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
408 * passes.def: Add two instances of pass_walloca.
409 * tree-pass.h (make_pass_walloca): New.
410 * gimple-ssa-warn-alloca.c: New file.
411 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
412 -Wvla-larger-than= options.
414 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
416 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
417 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
419 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
421 * config/rs6000/altivec.h (vec_xl_len): New macro.
422 (vec_xst_len): New macro.
423 (vec_cmpnez): New macro.
424 (vec_cntlz_lsbb): New macro.
425 (vec_cnttz_lsbb): New macro.
426 (vec_xlx): New macro.
427 (vec_xrx): New macro.
428 (vec_all_nez): New C++ predicate template.
429 (vec_any_eqz): New C++ predicate template.
430 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
431 conditional compilation.
432 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
433 conditional compilation.
434 (vec_all_nez): New macro.
435 (vec_any_eqz): New macro.
436 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
438 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
440 * config/rs6000/vector.md (VI): Moved this mode iterator
441 definition from altivec.md to vector.md.
442 (UNSPEC_NEZ_P): New value.
443 (vector_ne_<mode>_p): New expansion for implementation of
444 vec_all_ne and vec_any_eq built-in functions.
445 (vector_nez_<mode>_p): New expansion for implementation of
446 vec_all_nez and vec_any_eqz built-in functions.
447 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
448 and vec_any_eq built-in function.
449 (cr6_test_for_zero): New commentary to explain this expansion.
450 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
451 (cr6_test_for_lt): New commentary to explain this expansion.
452 (cr6_test_for_lt_reverse): New commentary to explain this
454 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
455 overloaded function prototypes for vec_all_ne, vec_all_nez,
456 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
457 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
459 (altivec_resolve_overloaded_builtin): Modify the handling of
460 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
461 the compiler is configured to support TARGET_P9_VECTOR.
462 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
463 to explain the special processing that is given to predicate
464 built-ins introduced using this macro.
465 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
466 the special processing given to predicate built-ins introduced
468 (BU_VSX_P): Likewise.
469 (BU_P8V_AV_P): Likewise.
470 (BU_P9V_AV_P): Likewise.
471 (BU_P9V_AV_X): New macro.
472 (BU_P9V_64BIT_AV_X): New macro.
473 (BU_P9V_VSX_3): New macro.
474 (BU_P9V_OVERLOAD_P): New macro.
475 (LXVL): New BU_P9V_64BIT_VSX_2.
476 (VEXTUBLX): New BU_P9V_AV_2.
477 (VEXTUBRX): Likewise.
478 (VEXTUHLX): Likewise.
479 (VEXTUHRX): Likewise.
480 (VEXTUWLX): Likewise.
481 (VEXTUWRX): Likewise.
482 (STXVL): New BU_P9V_64BIT_AV_X.
483 (VCLZLSBB): New BU_P9V_AV_1.
484 (VCTZLSBB): Likewise.
485 (CMPNEB): New BU_P9V_AV_2.
490 (VCMPNEB_P): New BU_P9V_AV_P.
491 (VCMPNEH_P): Likewise.
492 (VCMPNEW_P): Likewise.
493 (VCMPNED_P): Likewise.
494 (VCMPNEFP_P): Likewise.
495 (VCMPNEDP_P): Likewise.
496 (CMPNEZB): New BU_P9V_AV_2.
499 (VCMPNEZB_P): New BU_P9V_AV_P.
500 (VCMPNEZH_P): Likewise.
501 (VCMPNEZW_P): Likewise.
502 (LXVL): New BU_P9V_OVERLOAD_2.
503 (STXVL): New BU_P9V_OVERLOAD_3.
504 (VEXTULX): New BU_P9V_OVERLOAD_2.
507 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
508 (VCMPNE_P): Likewise.
509 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
510 (VCTZLSBB): Likewise.
511 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
512 comment to explain mode used for scratch register.
513 (altivec_expand_stxvl_builtin): New function.
514 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
515 (altivec_init_builtins): Add initialized variable
516 void_ftype_v16qi_pvoid_long and use this type to define the
517 built-in function __builtin_altivec_stxvl.
518 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
519 (UNSPEC_STXVL): New value.
520 (UNSPEC_VCLZLSBB): New value.
521 (UNSPEC_VCTZLSBB): New value.
522 (UNSPEC_VEXTUBLX): New value.
523 (UNSPEC_VEXTUHLX): New value.
524 (UNSPEC_VEXTUWLX): New value.
525 (UNSPEC_VEXTUBRX): New value.
526 (UNSPEC_VEXTUHRX): New value.
527 (UNSPEC_VEXTUWRX): New value.
528 (UNSPEC_VCMPNEB): New value.
529 (UNSPEC_VCMPNEZB): New value.
530 (UNSPEC_VCMPNEH): New value.
531 (UNSPEC_VCMPNEZH): New value.
532 (UNSPEC_VCMPNEW): New value.
533 (UNSPEC_VCMPNEZW): New value.
534 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
535 vector of integer modes.
536 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
537 vector of float or double modes.
538 (*vector_nez_<mode>_p): New insn for vector test all not equal or
540 (lxvl): New expand for load VSX vector with length.
541 (*lxvl): New insn for load VSX vector with length.
542 (stxvl): New expand for store VSX vector with length.
543 (*stxvl): New insn for store VSX vector with length.
544 (vcmpneb): New insn for vector of byte compare not equal.
545 (vcmpnezb): New insn for vector of byte compare not equal or zero.
546 (vcmpneh): New insn for vector of half word compare not equal.
547 (vcmpnezh): New insn for vector of half word compare not equal or
549 (vcmpnew): New insn for vector of word compare not equal.
550 (vcmpne<VSs>): New insn for vector of float or double compare not
552 (vcmpnezw): New insn for vector of word compare not equal or zero.
553 (vclzlsbb): New insn for vector count leading zero
554 least-significant bits byte.
555 (vctzlsbb): New insn for vector count trailing zero least
556 signficant bits byte.
557 (vextublx): New insn for vector extract unsigned byte left
559 (vextubrx): New insn for vector extract unsigned byte right
561 (vextuhlx): New insn for vector extract unsigned half word left
563 (vextuhrx): New insn for vector extract unsigned half word right
565 (vextuwlx): New insn for vector extract unsigned word left
567 (vextuwrx): New insn for vector extract unsigned word right
569 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
570 clarify intent of this constant.
571 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
572 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
573 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
574 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
575 and vec_xrx functions.
577 2016-10-18 Andrew Pinski <apinski@cavium.com>
580 * predict.c (is_exit_with_zero_arg): New function.
581 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
584 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/i386.c (legitimize_tls_address)
588 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
589 convert dest to Pmode if different than Pmode.
591 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
593 PR tree-optimization/77916
594 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
595 stopgap fix, as pointers with -1 increment are still broken.
597 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
599 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
600 mapping class decoration from here...
601 (rs6000_xcoff_encode_section): ...to here.
603 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
604 if shrink-wrapping and optimizing for speed.
606 2016-10-18 Richard Biener <rguenther@suse.de>
608 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
609 not visited but non-executable predecessors. Return taken edge.
610 Simplify conditions and refactor propagation vs. folding step.
612 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
614 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
615 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
616 (rs6000_get_separate_components): Assert we do not have those
619 2016-10-18 Richard Biener <rguenther@suse.de>
621 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
622 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
624 (substitute_and_fold_dom_walker): Adjust constructor.
625 (substitute_and_fold_dom_walker::before_dom_children): Remove
626 do_dce flag and handling (always true).
627 (substitute_and_fold): Likewise.
628 * tree-vrp.c (vrp_finalize): Adjust.
629 (execute_early_vrp): Remove final BB_VISITED clearing.
630 * tree-ssa-ccp.c (ccp_finalize): Adjust.
631 * tree-ssa-copy.c (fini_copy_prop): Likewise.
632 * ira.c (ira): Call clear_bb_flags.
634 2016-10-18 Richard Biener <rguenther@suse.de>
636 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
637 get at the operand to look at with TREE_OPERAND for generic
640 2016-10-18 David Malcolm <dmalcolm@redhat.com>
642 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
644 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
645 (write_test_expr): Use rtx_reader_ptr for calls to
647 (write_attr_value): Likewise.
648 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
649 call to print_md_ptr_loc.
650 (write_one_condition): Likewise for calls to print_c_condition.
651 * genconstants.c: Include "statistics.h" and "vec.h".
652 (main): Update for conversion to member functions.
653 * genemit.c (emit_c_code): Use rtx_reader_ptr for
654 call to print_md_ptr_loc.
655 * genenums.c: Include "statistics.h" and "vec.h".
656 (main): Update for conversion of traverse_enum_types to a method.
657 * genmddeps.c: Include "statistics.h" and "vec.h".
658 * genoutput.c (process_template): Use rtx_reader_ptr for call to
660 * genpreds.c (write_predicate_subfunction): Likewise.
661 (write_predicate_expr): Likewise for calls to print_c_condition.
662 * genrecog.c (print_test): Likewise.
663 * gensupport.c (process_rtx): Likewise for calls to
664 copy_md_ptr_loc and join_c_conditions.
665 (alter_test_for_insn): Likewise for call to join_c_conditions.
666 (process_substs_on_one_elem): Likewise.
667 (gen_mnemonic_setattr): Update for move of string_obstack to a
669 (mnemonic_htab_callback): Likewise. Fix formatting.
670 (gen_mnemonic_attr): Likewise.
671 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
672 to print_c_condition.
673 * read-md.c: Include "statistics.h" and "vec.h".
674 (string_obstack): Convert this global to field "m_string_obstack"
676 (ptr_locs): Likewise, as "m_ptr_locs".
677 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
678 (joined_conditions): Likewise, as "m_joined_conditions".
679 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
680 (md_constants): Likewise, as "m_md_constants".
681 (enum_types): Likewise, as "m_enum_types".
682 (set_md_ptr_loc): Convert to...
683 (rtx_reader::set_md_ptr_loc): ...member function.
684 (get_md_ptr_loc): Convert to...
685 (rtx_reader::get_md_ptr_loc): ...member function.
686 (copy_md_ptr_loc): Convert to...
687 (rtx_reader::copy_md_ptr_loc): ...member function.
688 (fprint_md_ptr_loc): Convert to...
689 (rtx_reader::fprint_md_ptr_loc): ...member function.
690 (print_md_ptr_loc): Convert to...
691 (rtx_reader::print_md_ptr_loc): ...member function.
692 (join_c_conditions): Convert to...
693 (rtx_reader::join_c_conditions): ...member function.
694 (fprint_c_condition): Convert to...
695 (rtx_reader::fprint_c_condition): ...member function.
696 (print_c_condition): Convert to...
697 (rtx_reader::print_c_condition): ...member function.
698 (read_name): Convert to...
699 (rtx_reader::read_name): ...member function.
700 (read_escape): Convert to...
701 (rtx_reader::read_escape): ...member function.
702 (read_quoted_string): Convert to...
703 (rtx_reader::read_quoted_string): ...member function.
704 (read_braced_string): Convert to...
705 (rtx_reader::read_braced_string): ...member function.
706 (read_string): Convert to...
707 (rtx_reader::read_string): ...member function.
708 (read_skip_construct): Convert to...
709 (rtx_reader::read_skip_construct): ...member function.
710 (handle_constants): Convert to...
711 (rtx_reader::handle_constants): ...member function.
712 (traverse_md_constants): Convert to...
713 (rtx_reader::traverse_md_constants): ...member function.
714 (handle_enum): Convert to...
715 (rtx_reader::handle_enum): ...member function.
716 (lookup_enum_type): Convert to...
717 (rtx_reader::lookup_enum_type): ...member function.
718 (traverse_enum_types): Convert to...
719 (rtx_reader::traverse_enum_types): ...member function.
720 (rtx_reader::rtx_reader): Move initializations
721 of various former global data from rtx_reader::read_md_files to
722 here, as fields, along with the call to unlock_std_streams.
723 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
725 (rtx_reader::read_md_files): Move initializations of various
726 global data from here to the ctor.
727 * read-md.h (read_name): Convert to...
728 (rtx_reader::read_name): ...member function.
729 (rtx_reader::read_escape): New method decl.
730 (read_quoted_string): Convert to...
731 (rtx_reader::read_quoted_string): ...member function.
732 (rtx_reader::read_braced_string): New method decl.
733 (read_string): Convert to...
734 (rtx_reader::read_string): ...member function.
735 (rtx_reader::read_skip_construct): New method decl.
736 (rtx_reader::set_md_ptr_loc): New method decl.
737 (rtx_reader::get_md_ptr_loc): New method decl.
738 (copy_md_ptr_loc): Convert to...
739 (rtx_reader::copy_md_ptr_loc): ...member function.
740 (fprint_md_ptr_loc): Convert to...
741 (rtx_reader::fprint_md_ptr_loc): ...member function.
742 (print_md_ptr_loc): Convert to...
743 (rtx_reader::print_md_ptr_loc): ...member function.
744 (rtx_reader::lookup_enum_type): New method decl.
745 (rtx_reader::traverse_enum_types): New method decl.
746 (rtx_reader::handle_constants): New method decl.
747 (traverse_md_constants): Convert to...
748 (rtx_reader::traverse_md_constants): ...member function.
749 (rtx_reader::handle_enum): New method decl.
750 (rtx_reader::join_c_conditions): New method decl.
751 (fprint_c_condition): Convert to...
752 (rtx_reader::fprint_c_condition): ...member function.
753 (print_c_condition): Convert to...
754 (rtx_reader::print_c_condition): ...member function.
755 (rtx_reader::apply_iterator_to_string): New method decl.
756 (rtx_reader::copy_rtx_for_iterators): New method decl.
757 (rtx_reader::read_conditions): New method decl.
758 (rtx_reader::record_potential_iterator_use): New method decl.
759 (rtx_reader::read_mapping): New method decl.
760 (rtx_reader::read_rtx): New method decl.
761 (rtx_reader::read_rtx_code): New method decl.
762 (rtx_reader::read_rtx_operand): New method decl.
763 (rtx_reader::read_nested_rtx): New method decl.
764 (rtx_reader::read_rtx_variadic): New method decl.
765 (rtx_reader::get_string_obstack): New method.
766 (rtx_reader::get_md_constants): New method.
767 (string_obstack): Convert global variable decl to...
768 (rtx_reader::m_string_obstack): ...this new field.
769 (rtx_reader::m_ptr_locs): New field.
770 (rtx_reader::m_ptr_loc_obstack): New field.
771 (rtx_reader::m_joined_conditions): New field.
772 (rtx_reader::m_joined_conditions_obstack): New field.
773 (rtx_reader::m_md_constants): New field.
774 (rtx_reader::m_enum_types): New field.
775 * read-rtl.c (apply_iterator_to_string): Convert to...
776 (rtx_reader::apply_iterator_to_string): ...member function.
777 (copy_rtx_for_iterators): Convert to...
778 (rtx_reader::copy_rtx_for_iterators): ...member function.
779 (add_condition_to_string): Use rtx_reader_ptr for
780 calls join_c_conditions.
781 (apply_iterators): Use rtx_reader_ptr for calls to
782 join_c_conditions and copy_rtx_for_iterators.
783 (read_conditions): Convert to...
784 (rtx_reader::read_conditions): ...member function.
785 (record_potential_iterator_use): Convert to...
786 (rtx_reader::record_potential_iterator_use): ...member function.
787 (read_mapping): Convert to...
788 (rtx_reader::read_mapping): ...member function.
789 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
790 (read_rtx): Convert to...
791 (rtx_reader::read_rtx): ...member function.
792 (read_rtx_code): Convert to...
793 (rtx_reader::read_rtx_code): ...member function.
794 (read_rtx_operand): Convert to...
795 (rtx_reader::read_rtx_operand): ...member function. Update for move
796 of string_obstack to a field.
797 (read_nested_rtx): Convert to..
798 (rtx_reader::read_nested_rtx): ...member function.
799 (read_rtx_variadic): Convert to..
800 (rtx_reader::read_rtx_variadic): ...member function.
802 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
804 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
806 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
808 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
809 for pointer type too.
810 (ipcp_update_vr): set_ptr_nonnull for pointer.
812 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
814 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
815 pt_solution_singleton_p.
816 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
817 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
818 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
819 pointer nonnull computed by VRP.
820 Also Conservatively set pt.null to 1.
821 (pt_solution_reset): Conservatively set pt.null to 1.
822 (pt_solution_singleton_or_null_p): Renamed from
823 pt_solution_singleton_p.
824 * tree-ssanames.h (set_ptr_nonnull): Declare.
825 (get_ptr_nonnull): Likewise.
826 * tree-ssanames.c (set_ptr_nonnull): New.
827 (get_ptr_nonnull): Likewise.
828 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
829 (evrp_dom_walker::before_dom_children): Likewise.
831 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
833 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
834 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
835 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
836 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
837 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
838 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
839 (rs6000_option_override_internal): Clear it if ABI_AIX.
840 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
841 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
843 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
845 * gimple-ssa-strength-reduction.c (record_increment): Remove
848 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
850 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
851 that the result is non-zero if it is true.
852 (maybe_expand_shift): New wrapper around expand_shift_1.
853 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
855 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
857 PR tree-optimization/77916
858 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
859 Don't allow a MINUS_EXPR for pointer arithmetic for either known
861 (record_increment): Increments of -1 for unknown strides just use
862 a multiply initializer like other negative values.
863 (analyze_increments): Remove stopgap solution for -1 increment
864 applied to pointer arithmetic.
866 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
868 * dominance.c (dom_info::dom_info): Add new constructor for region
869 which is vector of basic blocks.
870 (dom_init): New method to initialize members common for both
872 (dom_info::dom_info): Invoke dom_init for partial initialization.
873 (dom_info::get_idom): Add check to corner cases on basic blocks which
875 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
876 to detect unreachable bbs.
877 (dom_info::calc_idoms): Likewise.
878 (compute_dom_fast_query_in_region): New function.
879 (calculate_dominance_info_for_region): Likewise.
880 (free_dominance_info_for_region): Likewise.
881 * dominance.h: Add prototypes for introduced region-based functions
882 tree-if-conv.c: (build_region): New function.
883 (if_convertible_loop_p_1): Invoke local version of post-dominators
884 calculation before basic block predication with subsequent freeing
886 (tree_if_conversion): Remove free of post-dominator info
887 (pass_if_conversion::execute): Delete detection of infinite loops
888 and fake edges to exit block since post-dominator calculation is
889 performed per if-converted loop only.
891 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
894 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
896 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
899 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
901 * config/aarch64/aarch64.c: Delete inclusion of
902 cortex-a57-fma-steering.h.
903 (aarch64_override_options): Delete call
904 to aarch64_register_fma_steering.
905 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
906 * config/aarch64/cortex-a57-fma-steering.h: Delete.
907 * config/aarch64/aarch64-passes.def: New file.
908 * config/aarch64/cortex-a57-fma-steering.c
909 (aarch64_register_fma_steering): Delete definition.
910 (make_pass_fma_steering): Remove static qualifier.
911 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
912 (cortex-a57-fma-steering.o): Remove dependency on
913 cortex-a57-fma-steering.h.
915 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
917 * explow.c (validize_mem): Do not modify the argument in-place.
919 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
921 * tree-streamer.c (record_common_node): Explicitly list expected
924 2016-10-17 Richard Biener <rguenther@suse.de>
926 PR tree-optimization/77988
927 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
929 2016-10-17 Marek Polacek <polacek@redhat.com>
931 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
933 2016-10-17 Richard Biener <rguenther@suse.de>
935 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
938 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
940 PR tree-optimization/71636
941 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
943 2016-10-17 Richard Biener <rguenther@suse.de>
945 * gimplify.c (gimplify_function_tree): Do not move the outer
948 2016-10-17 Jakub Jelinek <jakub@redhat.com>
950 * langhooks.h (struct lang_hooks_for_decls): Remove
951 function_decl_explicit_p, function_decl_deleted_p and
952 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
953 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
954 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
955 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
956 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
957 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
958 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
959 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
960 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
961 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
962 * langhooks.c (lhd_decl_dwarf_attribute): New function.
963 * dwarf2out.c (gen_subprogram_die): Use
964 lang_hooks.decls.decl_dwarf_attribute instead of
965 lang_hooks.decls.function_decl_*.
967 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
971 * common.opt (-ftrampolines): New option.
972 * doc/invoke.texi (Code Gen Options): Document it.
973 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
974 * doc/tm.texi: Regenerate.
975 * builtins.def: Add init_descriptor and adjust_descriptor.
976 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
977 on platforms with descriptors.
978 (expand_builtin_init_descriptor): New function.
979 (expand_builtin_adjust_descriptor): Likewise.
980 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
981 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
982 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
983 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
984 Set STATIC_CHAIN_REG_P on the static chain register, if any.
985 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
986 (expand_call): Likewise. Move around call to prepare_call_address
987 and pass all flags to it.
988 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
989 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
990 (gimple_call_set_by_descriptor): New setter.
991 (gimple_call_by_descriptor_p): New getter.
992 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
993 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
994 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
995 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
996 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
997 * rtl.h (STATIC_CHAIN_REG_P): New macro.
998 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
999 * target.def (custom_function_descriptors): New POD hook.
1000 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
1001 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
1002 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
1003 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
1004 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
1005 (build_common_builtin_nodes): Initialize init_descriptor and
1007 * tree-nested.c: Include target.h.
1008 (struct nesting_info): Add 'any_descr_created' field.
1009 (get_descriptor_type): New function.
1010 (lookup_element_for_decl): New function extracted from...
1011 (create_field_for_decl): Likewise.
1012 (lookup_tramp_for_decl): ...here. Adjust.
1013 (lookup_descr_for_decl): New function.
1014 (convert_tramp_reference_op): Deal with descriptors.
1015 (build_init_call_stmt): New function extracted from...
1016 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
1017 * defaults.h (FUNCTION_ALIGNMENT): Define.
1018 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
1019 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1020 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1021 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
1022 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1024 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1026 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1027 constants in CONST_VECTORs.
1029 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1031 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1032 register as destination of bmask.
1033 (vector_init_bshuffle): Likewise.
1034 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1035 (bmaskdi_vis): Enable only in 64-bit mode.
1037 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
1039 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
1040 make LR a separately shrink-wrapped component unless savres_strategy
1041 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
1042 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
1043 wrapping when not both {SAVE,REST}_INLINE_GPRS.
1045 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1047 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
1048 and keep looping on failure.
1050 2016-10-14 David Malcolm <dmalcolm@redhat.com>
1052 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
1054 (print_rtx_function): Update example in comment for...
1055 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
1056 non-virtual pseudos with a '%' sigil followed by the regno, offset
1057 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
1058 pseudo is dumped as "%0".
1060 2016-10-14 Jakub Jelinek <jakub@redhat.com>
1063 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
1066 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
1068 * config/sparc/sparc-passes.def: New file.
1069 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
1070 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
1071 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
1073 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1075 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
1076 loop peel to loops with exit test at the beginning.
1078 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1080 PR rtl-optimization/68212
1081 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
1082 frequency when computing scale factor for peeled copies.
1083 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
1084 values for switch/peel blocks/edges.
1086 2016-10-14 Pedro Alves <palves@redhat.com>
1088 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
1090 2016-10-14 Catherine Moore <clm@codesourcery.com>
1092 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
1093 micromips_globals to zero.
1095 2016-10-14 Richard Biener <rguenther@suse.de>
1097 PR tree-optimization/77979
1098 * tree-vrp.c (compare_name_with_value): Handle released SSA names
1099 in the equivalency sets.
1100 (compare_names): Likewise.
1102 2016-10-14 Martin Liska <mliska@suse.cz>
1104 * builtins.h(target_char_cst_p): Declare the function.
1105 * builtins.c (fold_builtin_memchr): Remove.
1106 (target_char_cst_p): Move the function from gimple-fold.c.
1107 (fold_builtin_3): Do not call the function.
1108 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
1109 (gimple_fold_builtin): Call the function.
1110 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
1112 2016-10-14 Martin Liska <mliska@suse.cz>
1114 * builtins.c (fold_builtin_strcmp): Remove function.
1115 (fold_builtin_strncmp): Likewise.
1116 (fold_builtin_2): Remove call of the function.
1117 (fold_builtin_3): Likewise.
1118 * fold-const-call.c (fold_const_call): Add constant folding
1119 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
1120 * fold-const-call.h (build_cmp_result): Declare the function.
1121 * gimple-fold.c (gimple_load_first_char): New function.
1122 (gimple_fold_builtin_string_compare): Likewise.
1123 (gimple_fold_builtin): Call the function.
1125 2016-10-14 Nathan Sidwell <nathan@acm.org>
1127 * gcov-io.c (gcov_open): Deconstify 'mode'.
1129 2016-10-14 Martin Liska <mliska@suse.cz>
1131 * fold-const.c (c_getstr): Support of properly \0-terminated
1132 string constants. New argument is added.
1133 * fold-const.h: New argument is added.
1135 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1137 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
1139 (aarch64_print_hint_for_core): Likewise.
1140 (aarch64_print_hint_for_arch): Likewise.
1141 (aarch64_validate_march): Use it. Fix indentation in type signature.
1142 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
1143 (aarch64_validate_mtune): Likewise.
1144 (aarch64_handle_attr_arch): Likewise.
1145 (aarch64_handle_attr_cpu): Likewise.
1146 (aarch64_handle_attr_tune): Likewise.
1148 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1150 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
1153 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
1155 * config/m68k/m68k.c (m68k_option_override): Check
1156 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
1157 instead of stack_limit_rtx.
1159 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1161 * dwarf2out.c (gen_member_die): Handle inline static data member
1164 2016-10-13 Nathan Sidwell <nathan@acm.org>
1166 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
1167 gcov_var.mode. Remove unnecessary fstat.
1169 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
1172 * function.c (thread_prologue_and_epilogue_insns): Call all
1173 make_*logue_seq in the same order as traditional. Call them
1174 all a second time if shrink_wrapped_separate.
1176 2016-10-13 Marek Polacek <polacek@redhat.com>
1178 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1179 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
1182 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1184 PR tree-optimization/77937
1185 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1186 to infinite when we have a pointer with an increment of -1.
1188 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1190 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
1192 * memmodel.h: This file.
1193 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
1194 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
1195 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
1196 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
1197 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
1198 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
1199 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
1200 compare-elim.c, config/aarch64/aarch64-builtins.c,
1201 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
1202 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
1203 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
1204 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
1205 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
1206 config/darwin.c, config/epiphany/epiphany.c,
1207 config/epiphany/mode-switch-use.c,
1208 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
1209 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
1210 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
1211 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
1212 config/m68k/m68k.c, config/mcore/mcore.c,
1213 config/microblaze/microblaze.c, config/mmix/mmix.c,
1214 config/mn10300/mn10300.c, config/moxie/moxie.c,
1215 config/msp430/msp430.c, config/nds32/nds32-cost.c,
1216 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
1217 config/nds32/nds32-memory-manipulation.c,
1218 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
1219 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
1220 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
1221 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
1222 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
1223 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
1224 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
1225 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
1226 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
1227 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
1228 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
1229 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
1230 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
1231 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
1232 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
1233 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
1234 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
1235 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
1236 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
1237 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
1238 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
1239 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
1240 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
1241 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
1242 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
1243 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
1244 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
1245 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
1246 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
1247 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
1248 var-tracking.c, varasm.c: Include memmodel.h.
1249 * genattrtab.c (write_header): Include memmodel.h in generated file.
1250 * genautomata.c (main): Likewise.
1251 * gengtype.c (open_base_files): Likewise.
1252 * genopinit.c (main): Likewise.
1253 * genconditions.c (write_header): Include memmodel.h earlier in
1255 * genemit.c (main): Likewise.
1256 * genoutput.c (output_prologue): Likewise.
1257 * genpeep.c (main): Likewise.
1258 * genpreds.c (write_insn_preds_c): Likewise.
1259 * genrecog.c (write_header): Likewise.
1260 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
1262 2016-10-13 David Malcolm <dmalcolm@redhat.com>
1264 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
1265 for new "compact" param of print_rtx_function. Check for "cinsn"
1267 * print-rtl-function.c (flag_compact): New decl.
1268 (print_rtx_function): Add param "compact" and use it to set
1269 flag_compact, adding a description of the effect to the leading
1270 comment, and updating the example output.
1271 * print-rtl.c (flag_compact): New variable.
1272 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
1274 (print_rtx_operand_code_i): When printing source locations, wrap
1275 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
1276 (print_rtx_operand_code_r): Don't print regnos for hard regs and
1277 virtuals in compact mode.
1278 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
1279 apart from in LABEL_REFs.
1280 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
1281 Don't print basic block ids in compact mode.
1282 (print_rtx): In compact mode, prefix the code of insns with "c",
1283 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
1284 * print-rtl.h (print_rtx_function): Add "compact" param.
1286 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1288 * arm.h (TARGET_VFP): Delete.
1289 (TARGET_VFPD32): Remove references to TARGET_VFP.
1290 (TARGET_VFP3, TARGET_VFP5): Likewise.
1291 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
1292 (TARGET_NEON_FP16): Likewise.
1293 (TARGET_FMA): Likewise.
1294 (TARGET_CRYPTO): Likewise.
1295 (TARGET_NEON): Likewise.
1296 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1297 (FUNCTION_ARG_REGNO_P): Likewise.
1298 * arm.c (arm_option_check_internal): Likewise.
1299 (arm_option_override): Likewise.
1300 (use_return_insn): Likewise.
1301 (arm_function_value_regno_p): Likewise.
1302 (arm_apply_result_size): Likewise.
1303 (use_vfp_abi): Likewise.
1304 (arm_legitimate_address_outer_p): Likewise.
1305 (thumb2_legitimate_address_p): Likewise.
1306 (arm_legitimate_index_p): Likewise.
1307 (thumb2_legitimate_index_p): Likewise.
1308 (arm_legitimate_address): Likewise.
1309 (arm_get_vfp_saved_size): Likewise.
1310 (arm_emit_vfp_multi_reg_pop): Likewise.
1311 (arm_get_frame_offsets): Likewise.
1312 (arm_save_coproc_regs): Likewise.
1313 (arm_hard_regno_mode_ok): Likewise.
1314 (arm_expand_epilogue_apcs_frame): Likewise.
1315 (arm_expand_epilogue): Likewise.
1316 (arm_file_start): Likewise.
1317 (arm_conditional_register_usage): Likewise.
1318 (arm_validize_comparison): Use vfp_compare_operand directly.
1319 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
1320 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
1322 (arm_atomic_assign_expand_fenv): Likewise.
1323 * arm.md (divsf3): Likewise.
1324 (arm_negsi2): Likewise.
1326 (arm_movdi): Likewise.
1327 (arm_movt): Likewise.
1328 (cbranchsf4): Change predicate to vfp_compare_operand.
1329 (cbranchdf4): Change predicate to vfp_compare_operand.
1330 (cstorehf4): Change predicate to vfp_compare_operand.
1331 (cstoresf4): Change predicate to vfp_compare_operand.
1332 (cstoredf4): Change predicate to vfp_compare_operand.
1333 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
1334 (movhi_insn_arch4, movhi_bytes): Likewise.
1335 * constraints.md (Dt): Likewise.
1337 * iterators.md (SDF): Likewise.
1338 * predicates.md (arm_float_compare_operand): Delete.
1339 (const_double_vcvt_power_of_two_reciprocal): Remove references to
1341 (const_double_vcvt_power_of_two): Likewise.
1342 * thumb2.md thumb2_movsi_insn): Likewise.
1343 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
1344 (movhf_vfp): Likewise.
1345 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
1346 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1347 (movsf_vfp, thumb2_movsf_vfp): Likewise.
1348 (movdf_vfp, thumb2_movdf_vfp): Likewise.
1349 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
1350 (subsf3_vfp, divsf3_vfp): Likewise.
1351 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
1352 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
1353 (mulsf3negsfsubsf_vfp): Likewise.
1354 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
1355 (floatunssisf2, sqrtsf2_vfp): Likewise.
1356 (movcc_vfp): Likewise.
1357 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
1358 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
1359 (push_multi_vfp): Likewise.
1360 (set_fpscr, get_fpscr): Likewise.
1361 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
1363 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1365 * arm.h (TARGET_VFP): Unconditionally define to 1.
1366 (arm_fpu_desc): Remove 'model' field.
1367 (TARGET_FPU_MODEL): Delete.
1368 * arm.c (all_fpus): Don't initialize the model field.
1369 (arm_can_inline_p): Don't check the FPU model.
1370 * arm-fpus.def: Remove redundant model field from all FPU
1373 2016-10-13 Richard Biener <rguenther@suse.de>
1376 * genmatch.c (struct capture): Add value_match member.
1377 (commutate): Preserve value_match.
1378 (lower_opt_convert): Likewise.
1379 (lower_cond): Likewise.
1380 (replace_id): Likewise.
1381 (struct dt_operand): Add value_match member.
1382 (decision_tree::cmp_node): Compare it.
1383 (decision_tree::insert_operand): Honor it when finding and
1384 when appending a DT_MATCH.
1385 (dt_operand::gen_match_op): Generate a type check after
1386 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
1387 (parser::get_internal_capture_id): New helper.
1388 (parser::finish_match_operand): New function lowering @@<id>.
1389 (parser::parse_capture): Parse @@<id> as value-match.
1390 (parser::parse_expr): Use get_internal_capture_id.
1391 (parser::parse_simplify): Call finish_match_operand.
1392 (walk_captures): New helper.
1393 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1395 ((X /[ex] A) * A -> X): Likewise.
1396 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1397 convert[12] and value-matching.
1398 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1399 ((X | Y) | Y -> X | Y): Likewise.
1400 ((X ^ Y) ^ Y -> X): Likewise.
1401 (A - (A & B) -> ~B & A): Likewise.
1402 ((T)(P + A) - (T)P -> (T) A): Likewise.
1403 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1404 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1405 * doc/match-and-simplify.texi: Amend capture section.
1407 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1409 * config/arc/arc.md (umul_600): Remove predicated variant.
1410 (umul64_600): Likewise.
1412 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1414 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1416 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1418 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1419 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1420 no-overflow information to vect_do_peeling_for_loop_bound and
1421 vect_gen_vector_loop_niters.
1423 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1425 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
1428 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1430 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
1431 adjust_vec automatically.
1432 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
1433 param exit_bb to guard_to.
1434 (slpeel_checking_verify_cfg_after_peeling):
1435 (set_prologue_iterations):
1436 (create_lcssa_for_virtual_phi): New func which is factored out from
1437 slpeel_tree_peel_loop_to_edge.
1438 (slpeel_tree_peel_loop_to_edge):
1439 (iv_phi_p): New func.
1440 (vect_can_advance_ivs_p): Call iv_phi_p.
1441 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
1442 new gimple stmts in basic block.
1443 (vect_gen_niters_for_prolog_loop): Rename to...
1444 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
1445 adjust implementation.
1446 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
1447 sizetype if necessary.
1448 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
1449 it to external function.
1450 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
1451 (vect_gen_vector_loop_niters_mult_vf): New.
1452 (slpeel_update_phi_nodes_for_loops): New.
1453 (slpeel_update_phi_nodes_for_guard1): Reimplement.
1454 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
1455 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
1456 * tree-vect-loop.c (vect_build_loop_niters): Move to file
1457 tree-vect-loop-manip.c
1458 (vect_generate_tmps_on_preheader): Delete.
1459 (vect_transform_loop): Rename vectorization_factor to vf. Call
1460 vect_do_peeling instead of vect_do_peeling-* functions.
1461 * tree-vectorizer.h (vect_do_peeling): New decl.
1462 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
1463 (vect_do_peeling_for_loop_bound): Delete.
1464 (vect_do_peeling_for_alignment): Delete.
1466 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1468 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
1469 duplicated loop after its preheader and after the original loop.
1471 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1473 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
1474 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
1476 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1478 * tree-vect-loop.c (vectorizable_live_operation): Support handling
1479 for live variable outside loop but not in lcssa form.
1481 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1483 * cfg.c (reset_original_copy_tables): New func.
1484 * cfg.h (reset_original_copy_tables): New decl.
1486 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1489 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
1491 * varasm.c (default_binds_local_p_3): Formatting fix.
1493 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1495 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
1497 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
1498 Remove useless code.
1500 2016-10-13 Martin Liska <mliska@suse.cz>
1502 PR tree-optimization/77943
1503 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1504 a different EH landing pads.
1506 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1509 * hooks.h (hook_tree_void_null): Declare.
1510 * hooks.c (hook_tree_void_null): New function.
1511 * langhooks.c (lhd_return_null_tree_v): Remove.
1512 * langhooks-def.h (lhd_return_null_tree_v): Remove.
1513 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
1514 set y to const0_rtx.
1515 * function.c (stack_protect_epilogue): Likewise.
1516 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
1517 if TARGET_THREAD_SSP_OFFSET is defined.
1518 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1519 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1520 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1521 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1522 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1523 (ix86_stack_protect_guard): New function.
1525 2016-10-13 Richard Biener <rguenther@suse.de>
1527 * dwarf2out.c (tree_add_const_value_attribute): Do not try
1528 rtl_for_decl_init during early phase.
1529 (gen_variable_die): Do not create locations during early phase.
1530 (gen_label_die): Likewise.
1531 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
1534 2016-10-12 Richard Biener <rguenther@suse.de>
1536 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
1537 try_add_new_range and made to eturn new range.
1538 (evrp_dom_walker::before_dom_children): Push op1 value range before
1539 pushing op0 value range.
1541 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1543 PR tree-optimization/77937
1544 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1545 POINTER_TYPE_P on the candidate type to determine whether
1546 candidates in this chain require pointer arithmetic.
1548 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
1550 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
1551 correction if the type is smaller than a word.
1552 (visium_select_cc_mode): Add ... fall through ... comment.
1554 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1556 * config/rs6000/rs6000.c (machine_function): Add new fields
1557 gpr_is_wrapped_separately and lr_is_wrapped_separately.
1558 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1559 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1560 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1561 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1562 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1563 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1564 (rs6000_get_separate_components): New function.
1565 (rs6000_components_for_bb): New function.
1566 (rs6000_disqualify_components): New function.
1567 (rs6000_emit_prologue_components): New function.
1568 (rs6000_emit_epilogue_components): New function.
1569 (rs6000_set_handled_components): New function.
1570 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
1571 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
1572 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
1573 (rs6000_emit_epilogue): Don't emit GPR restores if
1574 gpr_is_wrapped_separately for that register. Don't make a
1575 REG_CFA_RESTORE note for registers we did not restore, either.
1577 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1579 * function.c (thread_prologue_and_epilogue_insns): Call
1580 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
1581 if it has possibly changed. Compute the split_prologue_seq and
1582 epilogue_seq later, too.
1583 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
1584 (dump_components): New function.
1585 (struct sw): New struct.
1587 (init_separate_shrink_wrap): New function.
1588 (fini_separate_shrink_wrap): New function.
1589 (place_prologue_for_one_component): New function.
1590 (spread_components): New function.
1591 (disqualify_problematic_components): New function.
1592 (emit_common_heads_for_components): New function.
1593 (emit_common_tails_for_components): New function.
1594 (insert_prologue_epilogue_for_components): New function.
1595 (try_shrink_wrapping_separate): New function.
1596 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
1598 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1600 * regrename.c (build_def_use): Invalidate chains that have a
1601 REG_CFA_RESTORE on some instruction.
1603 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1605 * dce.c (delete_unmarked_insns): Don't delete instructions with
1606 a REG_CFA_RESTORE note.
1608 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1610 * common.opt (-fshrink-wrap-separate): New flag.
1611 * doc/invoke.texi: Document it.
1612 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
1613 * doc/tm.texi: Regenerate.
1614 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
1615 * target.def (shrink_wrap): New hook vector.
1616 (get_separate_components, components_for_bb, disqualify_components,
1617 emit_prologue_components, emit_epilogue_components,
1618 set_handled_components): New hooks.
1620 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1622 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
1623 vector return by reference only if -Wpsabi.
1624 (rs6000_pass_by_reference): Similarly, for argument passing.
1626 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1628 * function-tests.c: Include "print-rtl.h".
1629 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
1630 function, and verify what is dumped.
1631 * print-rtl-function.c (print_edge): New function.
1632 (begin_any_block): New function.
1633 (end_any_block): New function.
1634 (can_have_basic_block_p): New function.
1635 (print_rtx_function): Track the basic blocks of insns in the
1636 chain, wrapping those that are within blocks within "(block)"
1637 directives. Remove the "(cfg)" directive.
1639 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1641 * selftest.c (selftest::read_file): New function.
1642 (selftest::test_read_file): New function.
1643 (selftest::selftest_c_tests): Call test_read_file.
1644 * selftest.h (selftest::read_file): New decl.
1646 2016-10-12 Richard Biener <rguenther@suse.de>
1649 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
1652 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
1654 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
1656 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
1657 dwarf2out_assembly_start.
1659 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
1661 * Makefile.in (SELFTEST_FLAGS): New variable.
1662 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
1664 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
1667 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
1669 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
1670 dumped in RTL dumps.
1672 2016-10-12 Martin Liska <mliska@suse.cz>
1674 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
1675 (gimple_fold_builtin_memory_op): Use the function.
1676 (gimple_fold_builtin_strchr): Likewise.
1677 (gimple_fold_builtin_strcat): Likewise.
1678 (gimple_build): Likewise.
1680 2016-10-12 Nathan Sidwell <nathan@acm.org>
1682 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
1684 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1686 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
1687 equivalent 32-bit constant (modulo 2**32) when that yields
1688 smaller instructions.
1689 (size_of_int_loc_descriptor): Update accordingly.
1691 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1693 * dwarf2out.c (dwarf2out_early_global_decl): For nested
1694 functions, call dwarf2out_decl on the parent function first.
1696 2016-10-12 Richard Biener <rguenther@suse.de>
1698 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
1701 2016-10-12 Richard Biener <rguenther@suse.de>
1703 * tree-ssa-propagate.c
1704 (substitute_and_fold_dom_walker::before_dom_children): Do not
1705 ignore ASSERT_EXPRs but only preserve them.
1706 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
1707 that have been propagated into.
1708 (vrp_finalize): Enable DCE for substitute_and_fold.
1710 2016-10-12 Richard Biener <rguenther@suse.de>
1712 PR tree-optimization/77920
1713 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
1714 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
1715 (simplify_abs_using_ranges): Likewise.
1716 (simplify_conversion_using_ranges): Likewise.
1717 (simplify_stmt_using_ranges): Adjust.
1719 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1721 PR tree-optimization/77929
1722 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
1723 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
1725 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1728 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
1729 needs a base register for arg 1.
1731 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1733 * common.opt (Wimplicit-fallthrough) Turn into alias to
1734 -Wimplicit-fallthrough=3. Remove EnabledBy.
1735 (Wimplicit-fallthrough=): New option.
1736 * gimplify.c (warn_implicit_fallthrough_r): Use
1737 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
1738 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
1739 to -Wimplicit-fallthrough=3.
1740 (-Wimplicit-fallthrough=): Document.
1742 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1744 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
1745 and GEU in DImode if TARGET_SUBXC.
1746 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
1747 (seqdi<W:mode>_zero_subxc): Delete.
1748 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
1749 (neg_seqdi<W:mode>_zero_vis3): Delete.
1750 (plus_seqdi<W:mode>_zero): Likewise.
1751 (minus_seqdi<W:mode>_zero): Likewise.
1752 (plus_plus_sltu<W:mode>): Accept only register.
1753 (addx<W:mode>): Likewise.
1754 (plus_sltu<W:mode>_vis3): Likewise.
1755 (plus_plus_sltu<W:mode>_vis3): Likewise.
1756 (neg_sgeu<W:mode>_vis3): Delete.
1757 (minus_sgeu<W:mode>_vis3): Likewise.
1758 (addxc<W:mode>): Accept only registers.
1759 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1760 (minus_neg_sltu<W:mode>_subxc): Accept only register.
1761 (neg_plus_sltu<W:mode>_subxc): Likewise.
1762 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1763 (minus_minus_sltu<W:mode>_subxc): Accept only register.
1764 (sgeu<W:mode>_insn_subxc): Delete.
1765 (plus_sgeu<W:mode>_subxc): Likewise.
1766 (subxc<W:mode>): Accept only register.
1767 (scc splitter): Split always GEU again.
1769 2016-10-11 Jeff Law <law@redhat.com>
1771 PR tree-optimization/77424
1772 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
1773 dead conditionals. Assert that all e->aux fields are NULL.
1775 2016-10-11 David Malcolm <dmalcolm@redhat.com>
1777 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
1778 operand-printing "switch" statement into...
1779 (print_rtx_operand_code_0): ...this new function, ...
1780 (print_rtx_operand_code_e): ...this new function, ...
1781 (print_rtx_operand_codes_E_and_V): ...this new function, ...
1782 (print_rtx_operand_code_i): ...this new function, ...
1783 (print_rtx_operand_code_r): ...this new function, ...
1784 (print_rtx_operand_code_u): ...this new function, ...
1785 (print_rtx_operand): ...and this new function.
1787 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
1789 * config/alpha/alpha-passes.def: New file.
1790 * config/alpha/t-alpha: New file.
1791 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
1792 (make_pass_handle_trap_shadows): New prototype.
1793 (make_pass_align_insns): Ditto.
1794 * config/alpha/alpha.c (alpha_option_override): Don't register
1796 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
1798 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1801 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
1802 distinct __ibm128 IBM extended double type if long doubles are
1803 128-bits and the default format for long double is IEEE 128-bit.
1805 2016-10-11 Richard Biener <rguenther@suse.de>
1807 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
1808 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
1809 (verify_die): New function.
1810 (dwarf2out_finish): Call it.
1811 (output_line_info): Handle case of -gsplit-dwarf without
1812 DWARF2_ASM_LINE_DEBUG_INFO.
1814 2016-10-11 Richard Biener <rguenther@suse.de>
1817 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
1818 sub-chains of BLOCK_VARS and gimple_bind_vars.
1820 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
1822 * config/i386/znver1.md : Fix imov/imovx load type reservations.
1824 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1826 * config/sparc/sparc.opt (msubxc): New option.
1827 * doc/invoke.texi (SPARC options): Document it and tidy up.
1828 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
1829 * doc/tm.texi: Regenerate.
1830 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
1832 (CCX_NOOV): Rename into...
1836 * config/sparc/predicates.m (fcc_register_operand): Simplify.
1837 (fcc0_register_operand): Likewise.
1838 (icc_register_operand): New.
1839 (icc_or_fcc_register_operand): Simplify.
1840 (nz_comparison_operator): New.
1841 (c_comparison_operator): Likewise.
1842 (noov_compare_operator): Rename into...
1843 (icc_comparison_operator): ...this. Use above predicates.
1844 (noov_compare64_operator): Rename into...
1845 (v9_comparison_operator): ...this and tidy up.
1846 (fcc_comparison_operator): New.
1847 (icc_or_fcc_comparison_operator): Likewise.
1848 (v9_register_compare_operator): Rename info...
1849 (v9_register_comparison_operator): ...this.
1850 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1851 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
1853 (sparc_fixed_condition_code_regs): New function.
1854 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
1855 renaming and add support for CCC/CCXC.
1856 (output_cbranch): Likewise.
1857 (sparc_print_operand): Likewise.
1858 (gen_v9_scc): Remove obsolete assertion.
1859 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
1860 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
1861 (output_cbcond): Remove bogus handling of CC modes.
1862 (sparc_register_move_cost): Return 100 for NO_REGS.
1863 * config/sparc/sparc.md (W): New mode iterator.
1864 (length): Adjust for noov_compare64_operator renaming.
1865 (cmpsi_sne): New instruction.
1866 (cmpdi_sne): Likewise.
1867 (seqdi_special): Delete.
1868 (seqdi_special): Likewise.
1869 (snesi<P:mode>_special): Likewise.
1870 (snedi_special): Likewise.
1871 (snedi_special_vis3): Likewise.
1872 (snesi patterns): Use W iterator.
1873 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
1874 (sltu patterns): Likewise.
1875 (sgeu patterns): Likewise.
1876 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
1877 (normal_branch): Use icc_comparison_operator predicate.
1878 (inverted_branch): Likewise.
1879 (cbcond_sp32): Use comparison_operator predicate.
1880 (cbcond_sp64): Likewise.
1881 (normal_int_branch_sp64): Adjust for renaming
1882 (inverted_int_branch_sp64): Likewise.
1883 (mov<I:mode>_cc_reg_sp64): Likewise.
1884 (movsf_cc_reg_sp6): Likewise.
1885 (movdf_cc_reg_sp64): Likewise.
1886 (movtf_cc_reg_hq_sp64): Likewise.
1887 (movtf_cc_reg_sp64): Likewise.
1888 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
1889 (movsf_cc_v9): Likewise.
1890 (movdf_cc_v9): Likewise.
1891 (movtf_cc_hq_v9): Likewise.
1892 (movtf_cc_v9): Likewise.
1893 (adddi3): Call gen_adddi3_sp32.
1894 (adddi3_insn_sp32): Rename to...
1895 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1896 and use CCCmode for the carry.
1897 (addx_extend_sp32): Use CCCmode for the carry.
1898 (addx_extend_sp64): Delete.
1899 (adddi3_extend_sp32): Use CCCmode for the carry.
1900 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1901 (subdi3): Call gen_subdi3_sp32.
1902 (subdi3_insn_sp32): Rename to...
1903 (subdi3_sp32): ...this and use CCmode for the carry.
1904 (subx_extend_sp32): Use CCCmode for the carry.
1905 (subx_extend_sp64): Delete.
1906 (subdi3_extend_sp32): Use CCmode for the carry.
1907 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1908 (negdi3): Call gen_negdi3_sp32.
1909 (negdi3_sp32): Use CCCmode for the carry.
1910 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
1911 (cmp_nz_ashift_1): Use CCNZ mode.
1912 (cmp_nz_set_ashift_1): Likewise.
1913 (ctrapsi4): Use comparison_operator predicate.
1914 (ctrapdi4): Likewise.
1915 (trapsi_insn): Use icc_comparison_operator predicate.
1916 (trapdi_insn): Likewise.
1917 (edge8 patterns): Use CCNZmode.
1918 (edge16 patterns): Likewise.
1919 (edge32 patterns): Likewise.
1921 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1923 * config/visium/visium-modes.def (CC_NOOV): Rename into...
1925 (CC_BTST): Rename into...
1927 * config/visium/predicates.md (real_add_operand): New.
1928 (visium_btst_operator): Rename into...
1929 (visium_equality_comparison_operator): ...this.
1930 (visium_noov_operator): Rename into...
1931 (visium_nz_comparison_operator): ...this.
1932 (visium_c_comparison_operator): New.
1933 (visium_branch_operator): Adjust and deal with all CC modes.
1934 * config/visium/visium.c (visium_adjust_cost): Adjust.
1935 (visium_split_double_add): Use the *_set_carry patterns.
1936 (visium_select_cc_mode): Add support for CCC mode and adjust.
1937 (output_cbranch): Adjust and use the carry-based operators for
1938 floating-point comparisons.
1939 * config/visium/visium.md (flags_subst_arith): Adjust.
1940 (addsi3_insn_set_carry): New instruction.
1941 (subsi3_insn_set_carry): Likewise.
1942 (negsi2_insn_set_carry): Likewise.
1944 (cmp<mode>_sne): Likewise.
1945 (cbranch<mode>4): Use ordered_comparison_operator.
1946 (cbranch<mode>4_insn): Likewise.
1947 (cbranchsi4_btst_insn): Adjust.
1949 2016-10-11 Tom de Vries <tom@codesourcery.com>
1952 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1955 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1957 * tree.h (build_complex_type): Add second parameter with default.
1958 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1959 recursive call. Create a TYPE_DECL only if NAMED is true.
1960 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1962 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
1964 New avr-passes.def to register AVR specific passes.
1966 * config/avr/avr-passes.def: New file.
1967 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
1968 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
1969 (make_avr_pass_recompute_note): New proto.
1970 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
1971 (avr_pass_recompute_notes): Use anonymous namespace.
1972 (avr_register_passes): Remove function...
1973 (avr_option_override): ...and its call.
1975 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
1977 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
1978 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
1979 PTF_AVOID_BRANCHLIKELY_SPEED for others.
1980 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
1982 * config/mips/mips.c (mips_option_override): Enable the branch
1983 likely depending on the tune flags and optimization level.
1984 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
1985 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
1986 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
1987 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
1989 2016-10-11 Richard Biener <rguenther@suse.de>
1991 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
1992 (output_function): Properly stream the whole block tree.
1993 * lto-streamer-in.c (input_function): Likewise.
1995 2016-10-11 Marek Polacek <polacek@redhat.com>
1997 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
1999 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2001 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
2002 (evrp_dom_walker::before_dom_children): Infer and push new value
2003 ranges for x in y < x.
2005 2016-10-10 Joseph Myers <joseph@codesourcery.com>
2008 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
2009 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
2010 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2011 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2012 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
2013 (IA64_NO_LIBGCC_TFMODE): Likewise.
2015 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2017 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
2020 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
2022 * config.gcc: Add aarch64-*-freebsd* support.
2023 * config.host: Likewise.
2024 * config/aarch64/aarch64-freebsd.h: New file.
2025 * config/aarch64/t-aarch64-freebsd: Ditto.
2027 2016-10-10 Jeff Law <law@redhat.com>
2029 PR tree-optimization/71947
2030 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
2031 B with A within a single statement.
2033 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2035 PR tree-optimization/77824
2036 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
2037 zero cost for copies.
2038 (find_candidates_dom_walker::before_dom_children): Replace
2039 MODIFY_EXPR with SSA_NAME.
2040 (replace_mult_candidate): Likewise.
2041 (replace_profitable_candidates): Likewise.
2043 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2045 * config/s390/s390.h: Wrap more macros args in brackets and fix
2047 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
2049 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
2051 2016-10-10 Andreas Schwab <schwab@suse.de>
2054 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
2055 pseudo is not DImode.
2057 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
2059 * common/config/arc/arc-common.c (arc_option_optimization_table):
2060 Remove compact casesi option.
2061 * config/arc/arc.c (arc_override_options): Use compact casesi
2062 option only for pre-ARCv2 cores.
2063 * doc/invoke.texi (mcompact-casesi): Update text.
2065 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2067 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
2068 Add macro to say we can efficiently handle overlapping unaligned
2070 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
2071 poor code for processors older than p8.
2073 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
2075 * gen-pass-instances.awk: Remove GNUism.
2077 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2079 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
2080 NULL of (*ipcp_transformations)][node->uid].
2082 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
2084 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2085 (MALLOC_ABI_ALIGNMENT): Define.
2087 2016-10-09 Jakub Jelinek <jakub@redhat.com>
2089 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
2090 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
2091 VAR_OR_FUNCTION_DECL_P macros.
2092 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
2093 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
2094 chkp_find_bounds_1): Likewise.
2095 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
2096 * hsa-gen.c (get_symbol_for_decl): Likewise.
2097 * cgraphunit.c (check_global_declaration, analyze_functions,
2098 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
2100 * gimple-fold.c (can_refer_decl_in_current_unit_p,
2101 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
2103 * tree.c (set_decl_section_name, copy_node_stat,
2104 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
2105 merge_dllimport_decl_attributes, handle_dll_attribute,
2106 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
2107 verify_type): Likewise.
2108 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
2109 find_explicit_erroneous_behavior): Likewise.
2110 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
2111 * ipa.c (process_references): Likewise.
2112 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
2113 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
2114 notice_global_symbol, assemble_variable, mark_decl_referenced,
2115 build_constant_desc, output_constant_def_contents, do_assemble_alias,
2116 make_decl_one_only, default_section_type_flags,
2117 categorize_decl_for_section, default_encode_section_info): Likewise.
2118 * trans-mem.c (requires_barrier): Likewise.
2119 * gimple-expr.c (mark_addressable): Likewise.
2120 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
2121 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
2122 expand_debug_expr): Likewise.
2123 * tree-dump.c (dequeue_and_dump): Likewise.
2124 * ubsan.c (instrument_bool_enum_load): Likewise.
2125 * tree-pretty-print.c (print_declaration): Likewise.
2126 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
2127 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
2128 * asan.c (asan_protect_global, instrument_derefs): Likewise.
2129 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
2130 pass_build_ssa::execute): Likewise.
2131 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
2132 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
2134 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
2136 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
2137 can_be_nonlocal, remap_decls, copy_debug_stmt,
2138 initialize_inlined_parameters, add_local_variables,
2139 reset_debug_binding, replace_locals_op): Likewise.
2140 * dse.c (can_escape): Likewise.
2141 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
2143 * tree-diagnostic.c (default_tree_printer): Likewise.
2144 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
2145 unpack_ts_decl_with_vis_value_fields,
2146 lto_input_ts_decl_common_tree_pointers): Likewise.
2147 * builtins.c (builtin_save_expr, fold_builtin_expect,
2148 readonly_data_expr): Likewise.
2149 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
2150 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
2152 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
2153 * gimplify.c (force_constant_size, gimplify_bind_expr,
2154 gimplify_decl_expr, gimplify_var_or_parm_decl,
2155 gimplify_compound_lval, gimplify_init_constructor,
2156 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
2157 gimplify_type_sizes): Likewise.
2158 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2159 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
2160 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
2161 remove_unused_locals): Likewise.
2162 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
2163 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
2164 * function.c (instantiate_expr, instantiate_decls_1,
2165 setjmp_vars_warning, add_local_decl): Likewise.
2166 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
2168 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
2169 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
2170 optimize_va_list_gpr_fpr_size): Likewise.
2171 * tree-nrv.c (pass_nrv::execute): Likewise.
2172 * tsan.c (instrument_expr): Likewise.
2173 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2174 * vtable-verify.c (verify_bb_vtables): Likewise.
2175 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
2176 get_ref_base_and_extent): Likewise.
2177 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
2179 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
2180 analyze_all_variable_accesses): Likewise.
2181 * tree-nested.c (get_nonlocal_debug_decl,
2182 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
2183 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
2184 get_local_debug_decl, convert_local_omp_clauses,
2185 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
2187 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
2188 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
2189 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
2190 dbxout_symbol, dbxout_common_check): Likewise.
2191 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
2192 string_constant): Likewise.
2193 * hsa.c (hsa_get_declaration_name): Likewise.
2194 * passes.c (rest_of_decl_compilation): Likewise.
2195 * tree-ssanames.c (make_ssa_name_fn): Likewise.
2196 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
2197 pack_ts_decl_with_vis_value_fields,
2198 write_ts_decl_common_tree_pointers): Likewise.
2199 * stor-layout.c (place_field): Likewise.
2200 * symtab.c (symtab_node::maybe_create_reference,
2201 symtab_node::verify_base, symtab_node::make_decl_local,
2202 symtab_node::copy_visibility_from,
2203 symtab_node::can_increase_alignment_p): Likewise.
2204 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
2205 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
2206 fortran_common, add_location_or_const_value_attribute,
2207 add_scalar_info, add_linkage_name, set_block_abstract_flags,
2208 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
2209 optimize_one_addr_into_implicit_ptr,
2210 optimize_location_into_implicit_ptr): Likewise.
2211 * gimple-low.c (record_vars_into): Likewise.
2212 * ipa-visibility.c (update_vtable_references): Likewise.
2213 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
2215 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
2216 DFS::DFS_write_tree_body, write_symbol): Likewise.
2217 * langhooks.c (lhd_warn_unused_global_decl,
2218 lhd_set_decl_assembler_name): Likewise.
2219 * attribs.c (decl_attributes): Likewise.
2220 * except.c (output_ttype): Likewise.
2221 * varpool.c (varpool_node::get_create, ctor_for_folding,
2222 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
2223 * fold-const.c (fold_unary_loc): Likewise.
2224 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
2225 ipa_find_agg_cst_from_init): Likewise.
2226 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
2227 expand_omp_target, lower_omp_regimplify_p,
2228 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
2229 find_link_var_op): Likewise.
2230 * tree-chrec.c (chrec_contains_symbols): Likewise.
2231 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
2232 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
2233 execute_fixup_cfg): Likewise.
2235 PR tree-optimization/77901
2236 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
2237 if ranges[i].exp is SSA_NAME when looking for >= and only when
2238 ranges[i].exp is NULL or SSA_NAME when looking for the other
2241 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2243 * ipa-cp.c (ipcp_alignment_lattice): Remove.
2244 (ipcp_param_lattices): Remove field alignment.
2245 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
2246 (set_all_contains_variable): Remove call to
2247 ipcp_alignment_lattice::set_to_bottom.
2248 (initialize_node_lattices): Likewise.
2249 (propagate_alignment_accross_jump_function): Remove.
2250 (propagate_constants_accross_call): Remove call to
2251 propagate_alignment_accross_jump_function.
2252 (ipcp_store_alignment_results): Remove.
2253 (ipcp_driver): Remove call to ipcp_store_alignment_results.
2254 (propagate_bits_accross_jump_function): Handle ancestor jump function.
2255 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
2256 pretty-printing of alignment jump function.
2257 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
2258 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
2259 alignments and remove computing ipa_alignment jump function.
2260 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
2261 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
2262 (ipa_read_jump_function): Remove reading of ipa_alignment.
2263 (write_ipcp_transformation_info): Remove streaming for alignment
2264 propagation summary.
2265 (read_ipcp_transformation_info): Remove reading of alignment
2266 propagation summary.
2267 (ipcp_update_alignments): Remove.
2268 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
2270 (ipcp_transform_function): Remove call to ipcp_update_alignments()
2271 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
2272 * ipa-prop.h (ipa_alignment): Remove.
2273 (ipa_jump_func): Remove field alignment.
2274 (ipcp_transformation_summary): Remove field alignments.
2275 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
2276 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
2277 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
2279 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
2281 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
2283 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
2285 (visium_expand_fp_cstore): Likewise.
2287 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2289 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
2290 * diagnostic.c (warning_at_rich_loc_n): New function.
2291 (diagnostic_n_impl_richloc): Likewise.
2292 (diagnostic_n_impl): Move most of the function to
2293 diagnostic_n_impl_richloc and call it.
2295 2016-10-08 Jakub Jelinek <jakub@redhat.com>
2297 * gen-pass-instances.awk: Rewritten.
2298 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
2299 $(PASSES_EXTRA) after passes.def to the script.
2300 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
2301 * config/i386/i386-passes.def: New file.
2302 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
2303 make_pass_stv): Declare.
2304 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
2306 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
2308 (pass_stv::clone, pass_stv::set_pass_param): New methods.
2309 (pass_stv::timode_p): New non-static data member.
2310 (ix86_option_override): Don't register passes here.
2312 * doc/invoke.texi: Document accepting Else, fallthrough.
2314 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
2317 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
2318 FALLTHRU comment styles.
2320 2016-10-07 Andrew Pinski <apinski@cavium.com>
2322 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
2323 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
2324 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
2326 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
2328 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
2330 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
2331 (AARCH64_ARCH): Likewise.
2332 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
2334 (AARCH64_CORE): Likewise.
2335 (AARCH64_ARCH): Likewise.
2336 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
2337 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2338 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
2339 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2340 (AARCH64_ARCH): Likewise.
2341 (AARCH64_CORE): Likewise.
2342 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
2343 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
2344 (AARCH64_CORE): Likewise.
2345 (AARCH64_ARCH): Likewise.
2347 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2349 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
2350 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
2351 floating point type infrastructre, and -mfloat128 that enables the
2352 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
2353 if -mfloat128-type. Define __ibm128 to be long double by default.
2354 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
2355 the IEEE 128-bit floating point type infrastructure should
2356 automatically be enabled.
2357 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
2358 instead of -mfloat128 to enable KFmode.
2359 (rs6000_option_override_internal): Split the option -mfloat128
2360 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
2361 systems, automatically set -mfloat128-type, but don't enable it on
2362 other operating systems. Move setting the long double size and
2363 IEEE quad support before the IEEE 128-bit floating point changes.
2364 (rs6000_init_builtins): Do not create a unique type for __ibm128
2365 if long double is IBM extended double, instead rely on __ibm128
2366 being defined as 'long double'. If -mfloat128-type and not
2367 -mfloat128, create the KFmode type with an undocumented __ieee128
2369 (rs6000_init_libfuncs): Use -mfloat128-type instead of
2370 -mfloat128 for tests about the types, but keep tests for
2371 -mfloat128 to enable the keyword support.
2372 (rs6000_complex_function_value): Likewise.
2373 (rs6000_scalar_mode_supported_p): Likewise.
2374 (rs6000_floatn_mode): Likewise.
2375 (rs6000_c_mode_for_suffix): Likewise.
2376 (rs6000_opt_masks): Add -mfloat128-type.
2377 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
2378 -mfloat128-type being split from -mfloat128. Add
2379 -mfloat128-hardware, which was missing.
2380 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
2381 -mfloat128 and -mfloat128-type:
2382 (-mfloat128-type): Likewise.
2383 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
2384 that 64-bit Linux systems with enable -mfloat128-type by default
2386 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
2387 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
2388 -mfloat128-type instead of -mfloat128.
2389 (FLOAT128_2REG_P): Likewise.
2390 (MASK_FLOAT128_TYPE): Likewise.
2391 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2392 (RS6000_BTM_FLOAT128): Likewise.
2393 (TARGET_FLOAT128): Poison old identifiers.
2394 (OPTION_MASK_FLOAT128): Likewise.
2395 (MASK_FLOAT128): Likewise.
2396 * config/rs6000/rs6000.md (FP): Likewise.
2397 (FLOAT128): Likewise.
2398 (fix_trunc<mode>di2): Likewise.
2399 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2400 (floatdi<mode>2): Likewise.
2401 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2402 (neg<mode>2, FLOAT128 iterator): Likewise.
2403 (abs<mode>2, FLOAT128 iterator): Likewise.
2404 (ieee_128bit_negative_zero): Likewise.
2405 (ieee_128bit_vsx_neg<mode>2): Likewise.
2406 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2407 (ieee_128bit_vsx_abs<mode>2): Likewise.
2408 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2409 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2410 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2411 (extendiftf2): Likewise.
2412 (extendifkf2): Likewise.
2413 (extendtfkf2): Likewise.
2414 (trunciftf2): Likewise.
2415 (truncifkf2): Likewise.
2416 (trunckftf2): Likewise.
2417 (trunctfif2): Likewise.
2418 (extendkftf2): Likewise.
2419 (trunctfkf2): Likewise.
2421 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2423 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
2424 before merging in bytes to pass down to real_from_target.
2426 2016-10-07 Richard Biener <rguenther@suse.de>
2428 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
2430 (substitute_and_fold_dom_walker::before_dom_children):
2431 Substitute and fold before pass specific folding to avoid
2432 feeding that with SSA names that will be later released.
2433 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
2434 introduced by folding and visited by evaluate_stmt called during
2436 (likely_value): Likewise.
2437 (evaluate_stmt): Likewise.
2438 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
2439 (simplify_div_or_mod_using_ranges): Likewise.
2440 (simplify_min_or_max_using_ranges): Likewise.
2441 (simplify_abs_using_ranges): Likewise.
2442 (simplify_conversion_using_ranges): Likewise.
2443 (simplify_float_conversion_using_ranges): Likewise.
2444 (simplify_stmt_using_ranges): Likewise.
2446 2016-10-07 Marek Polacek <polacek@redhat.com>
2448 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
2449 FALLTHROUGH_LABEL_P here...
2450 (warn_implicit_fallthrough_r): ...not here.
2452 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
2454 PR tree-optimization/77880
2455 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
2458 2016-10-07 Marek Polacek <polacek@redhat.com>
2461 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2463 2016-10-07 Richard Biener <rguenther@suse.de>
2465 * bitmap.h: Document constraints on bitmap modification while
2468 2016-10-07 Richard Biener <rguenther@suse.de>
2470 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
2471 * bitmap.h (bmp_iter_set): When advancing to the next element
2472 check that we didn't remove the current one.
2473 (bmp_iter_and): Likewise.
2474 (bmp_iter_and_compl): Likewise.
2475 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
2476 we currently iterate on but keep a one-level queue.
2477 * sched-deps.c (remove_from_deps): Do not clear current bit
2478 but keep a one-level queue.
2480 2016-10-07 Jakub Jelinek <jakub@redhat.com>
2482 PR tree-optimization/77664
2483 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
2484 for the other ranges.
2485 (optimize_range_tests_diff): Fix up formatting.
2486 (optimize_range_tests_var_bound): New function.
2487 (optimize_range_tests): Use it.
2489 2016-10-07 Martin Liska <mliska@suse.cz>
2491 * coverage.c (build_gcov_exit_decl): Fix priority what
2492 should be really 99.
2494 2016-10-07 Richard Biener <rguenther@suse.de>
2496 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
2497 vars in gimple_bind_vars but not in BLOCK_VARS.
2499 2016-10-07 Richard Biener <rguenther@suse.de>
2501 PR tree-optimization/77879
2502 * tree-ssa-structalias.c (handle_const_call): Properly handle
2504 (handle_pure_call): Likewise.
2506 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2508 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
2509 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
2512 2016-10-06 Andrew Pinski <apinski@cavium.com>
2514 * config/aarch64/aarch64-cores.def: Add a comment before each
2517 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2519 PR tree-optimization/77862
2520 * tree-vrp.c (add_equivalence): Use get_value_range so that
2521 num_vr_values is checked before accessing vr_values.
2523 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2525 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2528 2016-10-05 Jeff Law <law@redhat.com>
2530 PR tree-optimization/71661
2531 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
2532 removal of a forwarder exposes a new natural loop.
2534 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
2537 Introduce ssesuffix variable.
2538 (<mask_codefor><code><mode>3<mask_name>): Ditto.
2539 (*<code><mode>3): Ditto.
2541 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
2543 * postreload.c (reload_cse_simplify): Skip also USE when detecting
2546 2016-10-06 Richard Biener <rguenther@suse.de>
2548 PR tree-optimization/77855
2549 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
2550 instead of removing the current item while iterating over the set
2553 2016-10-06 James Clarke <jrtc27@jrtc27.com>
2554 Eric Botcazou <ebotcazou@adacore.com>
2557 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
2558 (classify_registers): Don't set it
2559 (function_arg_slotno): Don't initialize and test it. Tidy up.
2561 2016-10-06 Richard Biener <rguenther@suse.de>
2563 PR tree-optimization/77839
2564 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
2567 2016-10-06 Martin Liska <mliska@suse.cz>
2569 * gcc.c: Set -fprofile-update=atomic when profiling is
2570 enabled and -pthread is set. Warn when one combines
2571 -pthread and -fprofile-update=single for an app using
2574 2016-10-06 Martin Liska <mliska@suse.cz>
2577 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
2578 * gimple-ssa-strength-reduction.c (slsr_process_cast):
2579 Initialize a pointer to NULL.
2580 (slsr_process_copy): Likewise.
2581 * input.c (location_get_source_line): Likewise.
2582 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2584 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
2586 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
2587 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
2588 (ix86_handle_option): Deleted handle of OPT_mpcommit.
2589 * config.gcc: Deleted pcommitintrin.h
2590 * config/i386/pcommitintrin.h: Deleted file.
2591 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
2592 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
2594 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
2596 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
2597 (PTA_PCOMMIT): Deleted define.
2598 (ix86_option_override_internal): Deleted handle of option.
2599 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
2600 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
2601 __builtin_ia32_pcommit): Deleted.
2602 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
2603 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
2604 (pcommit): Deleted instruction.
2605 * config/i386/i386.opt: Mention -mpcommit deprecation.
2606 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2608 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
2611 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
2612 Remove wrong assert.
2613 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
2614 Use <round_constraint> as operand 1 constraint.
2616 2016-10-05 Jakub Jelinek <jakub@redhat.com>
2619 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
2620 (ubsan_instrument_float_cast): And not here.
2623 * ubsan.c (ubsan_ids): New GTY(()) array.
2624 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
2625 instead of static local counters.
2627 2016-10-05 Martin Sebor <msebor@redhat.com>
2630 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
2631 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
2632 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
2633 (default_printf_pointer_format): Define function.
2634 * targhooks.c (linux_printf_pointer_format): Define new function.
2635 * targhooks.h (linux_printf_pointer_format): Declare.
2636 (gnu_libc_printf_pointer_format): Remove declaration.
2638 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2640 * fold-const.c (native_encode_real): Fix logic for selecting offset
2641 to write to when BYTES_BIG_ENDIAN.
2643 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
2645 * builtins.c (fold_builtin_strchr): Remove function.
2646 (fold_builtin_strrchr): Likewise.
2647 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
2648 * gimple-fold.c (target_char_cst_p): New function.
2649 (gimple_fold_builtin_strchr) Add more foldings.
2650 (gimple_fold_builtin): Add index, strrchr, rindex cases.
2652 2016-10-05 Richard Biener <rguenther@suse.de>
2655 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
2656 capture ids in c-exprs.
2658 2016-10-05 Richard Biener <rguenther@suse.de>
2661 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
2662 with types_match for GIMPLE code gen to handle type mismatched
2664 (dt_operand::gen): Adjust.
2665 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
2668 2016-10-05 Richard Biener <rguenther@suse.de>
2670 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2672 2016-10-05 Richard Biener <rguenther@suse.de>
2675 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
2677 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
2679 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
2680 version check to protect only DW_TAG_imported_module generation.
2682 2016-10-05 Richard Biener <rguenther@suse.de>
2685 * match.pd (min(a,-a) -> -abs(a)): New pattern.
2687 2016-10-04 Ian Lance Taylor <iant@golang.org>
2689 * explow.c (allocate_dynamic_stack_space): Call
2690 do_pending_stack_adjust before handling flag_split_stack.
2692 2016-10-04 David Malcolm <dmalcolm@redhat.com>
2694 * genattrtab.c (make_internal_attr): Supply dummy column number to
2697 * genoutput.c (init_insn_for_nothing): Likewise.
2698 * gensupport.c (add_define_attr): Likewise.
2699 * read-md.c (message_at_1): Print column number.
2700 (fatal_with_file_and_line): Likewise.
2701 (rtx_reader::read_char): Track column numbers.
2702 (rtx_reader::unread_char): Likewise.
2703 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
2704 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
2705 (rtx_reader::handle_file): Initialize m_read_md_colno.
2706 (rtx_reader::get_current_location): Supply column number to
2708 * read-md.h (struct file_location): Add field "colno".
2709 (file_location::file_location): Likewise.
2710 (rtx_reader::get_colno): New accessor.
2711 (rtx_reader::m_read_md_colno): New field.
2712 (rtx_reader::m_last_line_colno): New field.
2714 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2716 * doc/extend.texi (Java Exceptions): Remove.
2717 (java_interface): Remove.
2719 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
2721 PR tree-optimization/77808
2722 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
2723 and addr are different before copying points-to information.
2725 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
2727 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
2728 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
2729 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
2730 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2732 2016-10-04 Richard Biener <rguenther@suse.de>
2734 PR tree-optimization/77399
2735 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
2736 verify the target can convert.
2738 2016-10-04 Richard Biener <rguenther@suse.de>
2741 * explow.c (plus_constant): Verify the mode of the constant
2742 pool offset before calling plus_constant.
2744 2016-10-04 Richard Biener <rguenther@suse.de>
2747 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
2748 type support, mark with :C.
2749 (X / -X -> -1): Mark with :C.
2751 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2753 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
2754 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
2755 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
2756 * doc/tm.texi: Regenerated.
2757 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
2758 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
2759 * config/darwin.h (JCR_SECTION_NAME): Remove.
2760 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
2761 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
2762 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
2763 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
2764 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
2765 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2767 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2769 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
2770 between "because" and "param" in dump message in call to fprintf.
2772 2016-10-03 Jeff Law <law@redhat.com>
2774 PR tree-optimization/71550
2775 PR tree-optimization/71403
2776 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
2777 (profitable_jump_thread_path): Also return boolean indicating if
2778 the realized path will create an irreducible loop.
2779 Remove loop depth tests from 71403.
2780 (fsm_find_control_statement_thread_paths): Remove loop depth tests
2781 from 71403. If threading will create an irreducible loop, then
2782 throw away loop iteration and related information.
2784 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
2786 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
2787 -Woverloaded-virtual checks for warning options.
2788 * configure: Regenerate.
2790 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2792 PR preprocessor/77699
2793 * input.c (maybe_grow): Don't allocate one byte extra headroom.
2794 (get_next_line): Return false on error.
2795 (read_next_line): Removed, use get_next_line instead.
2796 (read_line_num): Don't copy the line.
2797 (location_get_source_line): Don't use static data.
2798 (selftest::test_reading_source_line): Add more test cases.
2800 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2803 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2805 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2806 (noce_process_if_block): Use it.
2808 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2810 * doc/invoke.texi: Update -Wint-in-bool-context.
2812 2016-10-02 Jakub Jelinek <jakub@redhat.com>
2814 * dwarf2out.c (output_fde, output_call_frame_info,
2815 dwarf2out_do_cfi_startproc, set_indirect_string,
2816 gen_internal_sym, output_die, output_line_info): Use
2817 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
2818 ASM_GENERATE_INTERNAL_LABEL output.
2820 2016-10-01 Richard Biener <rguenther@suse.de>
2823 * genmatch.c (get_operand_type): Add operand position arg
2824 and handle COND_EXPR comparison operand with fixed boolean_type_node.
2825 (expr::gen_transform): Adjust.
2826 (dt_simplify::gen_1): Likewise.
2828 2016-10-01 Jakub Jelinek <jakub@redhat.com>
2830 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
2831 comments. Simplify asserts, remove unnecessary conditions.
2833 (*<code><mode>3): Likewise.
2835 2016-09-30 Jakub Jelinek <jakub@redhat.com>
2837 * doc/invoke.texi (-Wregister): Document.
2839 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
2841 * configure.ac: Split CHECKING_P into CHECKING_P and
2842 ENABLE_EXTRA_CHECKING.
2843 * configure: Regenerated.
2844 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
2845 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
2847 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
2850 * gcc.c (process_command): For @filename handling, output
2851 the correct name if the file does not exist.
2853 2016-09-30 Marek Polacek <polacek@redhat.com>
2855 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
2856 * config/alpha/predicates.md: Likewise.
2858 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2860 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2861 (noce_process_if_block): Use it.
2863 2016-09-30 Martin Liska <mliska@suse.cz>
2865 * doc/invoke.texi: Document asan-use-after-return that
2866 it's disabled by default in runtime.
2868 2016-09-30 Richard Biener <rguenther@suse.de>
2870 * tree-vrp.c (intersect_ranges): If we failed to handle
2871 the intersection choose a constant singleton range if available.
2873 2016-09-30 Richard Biener <rguenther@suse.de>
2875 PR tree-optimization/77399
2876 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2877 float <-> int conversions.
2879 2016-09-30 Alan Modra <amodra@gmail.com>
2881 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2883 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2885 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
2886 ext_level before calling CPUID with 0x80000008.
2887 Simplify xgetbv checks.
2889 2016-09-29 David Malcolm <dmalcolm@redhat.com>
2891 * Makefile.in (OBJS): Add print-rtl-function.o.
2892 * print-rtl-function.c: New file.
2893 * print-rtl.h (print_rtx_function): New decl.
2895 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2898 * config/i386/cpuid.h (__get_cpuid_count): New.
2899 (__get_cpuid): Rename __level to __leaf.
2901 2016-09-29 Marek Polacek <polacek@redhat.com>
2903 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2905 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2907 * builtins.c (expand_builtin_memcmp): don't swap args unless
2908 result is only being compared with zero.
2910 2016-09-29 Marek Polacek <polacek@redhat.com>
2912 * dwarf2out.c (loc_descriptor): Add fall through comment.
2913 (add_const_value_attribute): Likewise.
2915 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
2917 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
2918 with "v6t2". Move "arch" attribute above "pool_range".
2919 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
2921 (*thumb2_movhi_vfp): Likewise.
2922 (*arm_movhi_fp16): Likewise.
2923 (*thumb2_movhi_fp16): Likewise.
2924 (*arm_movsi_vfp): Remove "arch" attribute.
2925 (*thumb2_movsi_vfp): Likewise.
2927 2016-09-29 Martin Liska <mliska@suse.cz>
2929 * doc/extend.texi: Remove limitation of Objective C for
2930 __attribute__((constructor)) and __attribute__((destructor)).
2932 2016-09-29 Richard Biener <rguenther@suse.de>
2934 PR tree-optimization/77768
2935 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2936 Handle stores to readonly memory when removing redundant stores.
2938 2016-09-29 Richard Biener <rguenther@suse.de>
2941 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
2942 X / -X -> -1 simplifications.
2944 2016-09-29 Richard Biener <rguenther@suse.de>
2947 * match.pd: Add max(a,-a) -> abs(a) pattern.
2948 * tree-ssa-phiopt.c (minmax_replacement): Disable for
2949 HONOR_SIGNED_ZEROS types.
2951 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
2953 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
2954 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2956 2016-09-29 Richard Biener <rguenther@suse.de>
2958 * tree-vrp.c (set_defs_to_varying): New helper avoiding
2959 writing to vr_const_varying.
2960 (vrp_initialize): Call it.
2961 (vrp_visit_stmt): Likewise.
2962 (evrp_dom_walker::before_dom_children): Likewise.
2964 2016-09-29 Richard Biener <rguenther@suse.de>
2966 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
2967 constructors with vector elements.
2969 2016-09-29 Richard Biener <rguenther@suse.de>
2971 PR tree-optimization/77768
2972 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
2973 with stores to a place we know has a constant value.
2975 2016-09-29 Alan Modra <amodra@gmail.com>
2977 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
2978 * doc/invoke.texi: Document it.
2979 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
2980 (rs6000_passes_float): Comment.
2981 (rs6000_passes_long_double): New static var.
2982 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
2983 (init_cumulative_args): Set up to emit fp .gnu_attribute for
2984 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
2985 to include fp values returned in vectors.
2986 Set rs6000_passes_long_double.
2987 (rs6000_function_arg_advance_1): Likewise for function args.
2988 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
2989 and SPE. Emit long double tag value too.
2990 (rs6000_opt_vars): Add gnu-attr.
2991 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
2992 * configure: Regenerate.
2993 * config.in: Regenerate.
2995 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2997 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
2999 (format_floating, format_string, format_directive,
3000 get_destination_size, pass_sprintf_length::handle_gimple_call):
3003 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3005 * gimple-ssa-sprintf.c: Fix comment formatting.
3006 (format_integer): Use is_gimple_assign.
3007 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
3008 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
3009 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
3010 (pass_sprintf_length::execute): Use is_gimple_call.
3012 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3014 * gimple-fold.c (gimple_fold_builtin): After failing to fold
3015 strchr, also try the generic folding.
3017 2016-09-28 Martin Sebor <msebor@redhat.com>
3020 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
3023 2016-09-28 Martin Sebor <msebor@redhat.com>
3026 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
3027 length modifier is not expected.
3028 (format_floating): Ignore l length modifier and fail gracefuly
3029 when it isn't one of the other expected ones.
3031 2016-09-28 Martin Sebor <msebor@redhat.com>
3034 * varasm.c (assemble_addr_to_section): Increase local buffer size.
3036 2016-09-27 Richard Biener <rguenther@suse.de>
3038 * dwarf2out.c (cu_die_list): New global.
3039 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
3040 main_comp_unit_die to cu_die_list if we created it.
3041 Move break_out_includes ...
3042 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
3045 2016-09-28 Richard Biener <rguenther@suse.de>
3047 * dwarf2out.c (struct die_struct): Add removed flag.
3048 (lookup_type_die): If the DIE is marked as removed, clear
3049 TYPE_SYMTAB_DIE and return NULL.
3050 (lookup_decl_die): If the DIE is marked as removed, remove it
3051 from the hash and return NULL.
3052 (mark_removed): New helper.
3053 (prune_unused_types_prune): Call it for removed DIEs.
3054 (gen_subprogram_die): Move the premark_used_types call to after
3055 DIEs for the functions scopes are generated.
3056 (process_scope_var): Do not re-create pruned types or type decls.
3057 Make sure to also re-parent type decls.
3058 (dwarf2out_finish): Move unused type pruning and debug_types
3060 (dwarf2out_early_finish): ... here.
3062 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3064 * config/arc/arc-c.c: New file.
3065 * config/arc/arc-c.def: Likewise.
3066 * config/arc/t-arc: Likewise.
3067 * config.gcc: Include arc-c.o as c and cpp object.
3068 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
3069 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
3070 arc_cpu_cpp_builtins.
3072 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3074 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
3075 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
3077 2016-09-28 Nathan Sidwell <nathan@acm.org>
3079 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
3082 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3084 PR tree-optimization/61056
3085 * gimple-fold.c (gimple_fold_builtin_strchr):
3086 New function to optimize strchr (s, 0) to strlen.
3087 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
3089 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
3091 PR tree-optimization/77724
3092 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
3093 Add tree_fits_shwi_p check.
3095 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3097 * auto-inc-dec.c (try_merge): Remove break after return.
3098 * cselib.c (autoinc_split): Likewise.
3099 * explow.c (promote_mode): Likewise.
3100 * fixed-value.c (fixed_arithmetic): Likewise.
3101 * hsa.c (hsa_internal_fn::get_arity): Likewise.
3102 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
3103 * trans-mem.c (get_attrs_for): Likewise.
3104 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
3105 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
3106 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
3107 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
3108 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
3109 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
3110 * config/cris/cris.c (cris_op_str): Likewise.
3111 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
3112 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
3114 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
3116 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
3117 IFN_GOACC_REDUCTION_CODES): New.
3118 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
3119 ifn_goacc_reduction_kind): Use them.
3120 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
3121 of internal functions, when applicable.
3123 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
3125 * config/mips/constraints.md (d): Fix documentation.
3126 * doc/md.texi (Machine Constraints): Update accordingly.
3128 2016-09-27 Richard Biener <rguenther@suse.de>
3130 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
3131 cur_line_info_table initialization ...
3132 (dwarf2out_assembly_start): ... here.
3134 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
3136 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
3137 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
3138 (*thumb2_movhi_vfp): Likewise.
3139 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
3140 template. Expand predicable attribute to mark VMOV.F16 as not
3141 predicable. Add "arch" attribute.
3142 (*thumb2_movhi_fp16): Likewise.
3143 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
3144 (*thumb2_movsi_vfp): Add "arch" attribute.
3146 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
3148 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
3151 2016-09-27 Marek Polacek <polacek@redhat.com>
3153 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
3156 * config/c6x/c6x.h: Adjust fall through comment.
3157 * config/sh/sh.c (final_prescan_insn): Likewise.
3158 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
3159 (visium_expand_fp_cstore): Likewise.
3161 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3163 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
3164 expected by -Wimplicit-fallthrough.
3165 (thumb1_size_rtx_costs): Likewise.
3166 (thumb2_reorg): Likewise.
3167 (tls_mentioned_p): Add "Fall through" comment.
3168 (thumb2_reorg): Likewise.
3169 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
3170 comment form expected by -Wimplicit-fallthrough.
3172 2016-09-27 Martin Liska <mliska@suse.cz>
3174 PR gcov-profile/46266
3175 * input.h (RESERVED_LOCATION_P): New macro.
3176 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
3177 instread of comparison with UNKNOWN_LOCATION.
3179 2016-09-27 Richard Biener <rguenther@suse.de>
3181 PR tree-optimization/77745
3182 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3183 When removing redundant stores make sure to check compatibility
3184 of the TBAA state for downstream accesses.
3185 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
3186 value-numbering virtual operands for store matches.
3188 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
3191 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
3192 movrt patterns. Match them before anything else in the SET case.
3194 2016-09-27 Martin Liska <mliska@suse.cz>
3196 PR gcov-profile/7970
3197 PR gcov-profile/16855
3198 PR gcov-profile/44779
3199 * coverage.c (build_gcov_exit_decl): New function.
3200 (coverage_obj_init): Call the function and generate __gcov_exit
3202 * doc/gcov.texi: Document when __gcov_exit function is called.
3204 2016-09-27 Marek Polacek <polacek@redhat.com>
3207 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3208 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
3209 -Wno-error instead of -Wno-implicit-fallthrough.
3211 2016-09-27 Martin Liska <mliska@suse.cz>
3214 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
3216 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3218 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
3219 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
3220 comments. Remove break after return.
3221 (ix86_fp_compare_code_to_integer, has_dispatch,
3222 ix86_simd_clone_usable): Remove break after return.
3224 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3226 PR rlt-optimization/77714
3227 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
3230 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
3233 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
3234 extract_range_from_unary_expr to convert value_range.
3235 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
3236 (extract_range_from_unary_expr): This.
3237 * tree-vrp.h (extract_range_from_unary_expr): Declare.
3239 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
3241 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
3243 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3245 * config/i386/i386.c (ix86_print_operand)
3246 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
3247 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
3248 (epilogue_renumber): Likewise.
3250 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
3253 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
3254 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
3256 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3258 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
3259 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
3260 is_mm_seq_cst, is_mm_sync): Move to ...
3261 * memmodel.h: This. New file.
3262 * builtins.c: Include memmodel.h.
3263 * optabs.c: Likewise.
3265 * config/aarch64/aarch64.c: Likewise.
3266 * config/alpha/alpha.c: Likewise.
3267 * config/arm/arm.c: Likewise.
3268 * config/i386/i386.c: Likewise.
3269 * config/ia64/ia64.c: Likewise.
3270 * config/mips/mips.c: Likewise.
3271 * config/rs6000/rs6000.c: Likewise.
3272 * config/sparc/sparc.c: Likewise.
3273 * genconditions.c: Include memmodel.h in generated file.
3274 * genemit.c: Likewise.
3275 * genoutput.c: Likewise.
3276 * genpeep.c: Likewise.
3277 * genpreds.c: Likewise.
3278 * genrecog.c: Likewise.
3280 2016-09-26 David Malcolm <dmalcolm@redhat.com>
3282 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
3283 "c" instead when parsing characters. Move operand parsing into...
3284 (read_rtx_operand): ...this new function, renaming "i" to "idx",
3285 and tightening the scope of various locals.
3287 2016-09-26 Liu Hao <lh_mouse@126.com>
3289 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
3291 2016-09-26 Marek Polacek <polacek@redhat.com>
3293 * system.h: Use __has_attribute to check whether the fallthrough
3294 attribute is supported.
3296 2016-09-26 Marek Polacek <polacek@redhat.com>
3298 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
3299 gimple_call_internal_p.
3300 * ipa-split.c (find_return_bb): Likewise.
3301 (execute_split_functions): Likewise.
3302 * omp-low.c (dump_oacc_loop_part): Likewise.
3303 (oacc_loop_xform_head_tail): Likewise.
3304 * predict.c (predict_loops): Likewise.
3305 * sanopt.c (pass_sanopt::execute): Likewise.
3306 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
3307 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
3308 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
3309 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
3310 (expand_ifn_va_arg): Likewise.
3311 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3312 (optimize_mask_stores): Likewise.
3313 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
3314 (vect_transform_stmt): Likewise.
3315 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
3316 * tsan.c (instrument_memory_accesses): Likewise.
3318 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3319 Alexander Monakov <amonakov@ispras.ru>
3321 * regrename.c (rename_chains): Check
3322 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
3323 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
3324 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3326 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3328 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
3329 (s390_sched_score): Likewise.
3331 2016-09-26 Martin Liska <mliska@suse.cz>
3333 * doc/gcov.texi: Update program output of gcov tool.
3335 2016-09-26 Martin Liska <mliska@suse.cz>
3337 PR gcov-profile/23332
3338 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
3339 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
3340 * value-prof.c (dump_histogram_value): Do not handle
3341 HIST_TYPE_CONST_DELTA.
3342 (stream_in_histogram_value): Likewise.
3343 (gimple_find_values_to_profile): Likewise.
3344 * value-prof.h (enum hist_type): Likewise.
3346 2016-09-26 Martin Liska <mliska@suse.cz>
3348 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
3349 from default sanitize recover values.
3350 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
3351 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
3352 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
3354 * opts.c (finish_options): Do a generic loop over options
3355 that can be recovered.
3356 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
3358 (common_handle_option): Likewise.
3359 * opts.h: Declare can_recover to sanitizer_opts_s.
3361 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
3363 * target.def(elf_flags_numeric): Change documentation to present tense.
3364 * doc/tm.texi: Regenerate.
3366 2016-09-26 Marek Polacek <polacek@redhat.com>
3369 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3370 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
3371 -Wno-switch-fallthrough.
3372 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
3373 (expand_builtin): Likewise.
3374 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
3375 * convert.c (convert_to_real_1): Likewise.
3376 (convert_to_integer_1): Likewise.
3377 * final.c (output_alternate_entry_point): Likewise.
3378 * genattrtab.c (make_canonical): Likewise.
3379 (write_test_expr): Likewise.
3380 * genpreds.c (validate_exp): Likewise.
3381 * gimple-ssa-strength-reduction.c
3382 (find_candidates_dom_walker::before_dom_children): Likewise.
3383 * godump.c (go_format_type): Likewise.
3384 * reload1.c (elimination_effects): Likewise.
3385 * resource.c (mark_referenced_resources): Likewise.
3386 (mark_set_resources): Likewise.
3387 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
3388 * varasm.c (output_addressed_constants): Likewise.
3390 2016-09-26 Marek Polacek <polacek@redhat.com>
3393 * common.opt (Wimplicit-fallthrough): New option.
3394 * doc/extend.texi: Document statement attributes and the fallthrough
3396 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3397 * gimple.h (gimple_call_internal_p): New function.
3398 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3399 (struct label_entry): New struct.
3400 (find_label_entry): New function.
3401 (case_label_p): New function.
3402 (collect_fallthrough_labels): New function.
3403 (last_stmt_in_scope): New function.
3404 (should_warn_for_implicit_fallthrough): New function.
3405 (warn_implicit_fallthrough_r): New function.
3406 (maybe_warn_implicit_fallthrough): New function.
3407 (expand_FALLTHROUGH_r): New function.
3408 (expand_FALLTHROUGH): New function.
3409 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3410 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3411 (gimplify_label_expr): New function.
3412 (gimplify_case_label_expr): Set location.
3413 (gimplify_expr): Call gimplify_label_expr.
3414 * internal-fn.c (expand_FALLTHROUGH): New function.
3415 * internal-fn.def (FALLTHROUGH): New internal function.
3416 * langhooks.c (lang_GNU_OBJC): New function.
3417 * langhooks.h (lang_GNU_OBJC): Declare.
3418 * system.h (gcc_fallthrough): Define.
3419 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3420 * tree.h (FALLTHROUGH_LABEL_P): Define.
3422 2016-09-26 Richard Biener <rguenther@suse.de>
3424 * dwarf2out.c (stripattributes): Remove unused function.
3425 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
3426 Push dwarf_split_debug_info handling into init_sections_and_labels.
3427 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
3428 (DEBUG_MACRO_SECTION_FLAGS): Remove.
3429 (debug_macinfo_section_name): New global.
3430 (output_macinfo): Use debug_macinfo_section_name.
3431 (init_sections_and_labels): Split out section and label generation
3432 from dwarf2out_init. Set debug_macinfo_section_name.
3433 (dwarf2out_init): Move text section label generation and emission
3435 (dwarf2out_assembly_start): ... here.
3436 (dwarf2out_finish): Call init_sections_and_labels before DWARF
3439 2016-09-26 Richard Biener <rguenther@suse.de>
3442 * cgraphunit.c (analyze_functions): Before early removing
3443 global vars calls the late_global_decl debug handler mark
3444 the variable as readonly.
3446 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3449 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
3450 (sh_rtx_costs): Handle SET of movt and movrt patterns.
3451 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
3452 declare new overloads.
3453 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
3456 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3458 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
3459 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
3461 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
3463 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
3464 * configure: Regenerate.
3466 2016-09-24 Marek Polacek <polacek@redhat.com>
3469 * doc/invoke.texi: Document -Wbool-operation.
3471 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3473 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
3474 * config/rs6000/rs6000.c (expand_block_compare): New function used by
3475 cmpmemsi pattern to do builtin expansion of memcmp ().
3476 (compute_current_alignment): Add helper function for
3477 expand_block_compare used to compute alignment as the compare proceeds.
3478 (select_block_compare_mode): Used by expand_block_compare to select
3479 the mode used for reading the next chunk of bytes in the compare.
3480 (do_load_for_compare): Used by expand_block_compare to emit the load
3481 insns for the compare.
3482 (rs6000_emit_dot_insn): Moved this function to avoid a forward
3483 reference from expand_block_compare ().
3484 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
3485 prototype for this function.
3486 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
3487 target option for controlling how much code inline expansion of
3488 memcmp() will be allowed to generate.
3490 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3492 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
3493 hook_bool_mode_false, hook_bool_mode_true,
3494 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3495 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3496 hook_bool_const_rtx_insn_const_rtx_insn_true,
3497 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
3498 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
3499 hook_bool_const_tree_hwi_hwi_const_tree_false,
3500 hook_bool_const_tree_hwi_hwi_const_tree_true,
3501 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
3502 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3503 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
3504 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
3505 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
3506 hook_bool_const_tree_true, hook_bool_tree_tree_false,
3507 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
3508 hook_bool_rtx_insn_true, hook_bool_rtx_false,
3509 hook_bool_uintp_uintp_false,
3510 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
3511 hook_rtx_tree_int_null, hook_uint_mode_0,
3512 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
3513 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
3514 hook_constcharptr_const_rtx_insn_null,
3515 hook_constcharptr_const_tree_const_tree_null,
3516 hook_constcharptr_int_const_tree_null,
3517 hook_constcharptr_int_const_tree_const_tree_null,
3518 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
3519 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
3520 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
3522 * vec.h (vNULL): Extend comment to say = vNULL initialization
3523 isn't needed for static vars.
3525 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
3526 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
3527 = vNULL initialization of file scope vec.
3528 * passes.c (pass_tab, enabled_pass_uid_range_tab,
3529 disabled_pass_uid_range_tab): Likewise.
3530 * haifa-sched.c (sched_luids, h_i_d): Likewise.
3531 * tree-chkp-opt.c (check_infos): Likewise.
3532 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
3534 * vec.h (vnull::operator vec): Add constexpr keyword for
3537 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
3539 PR tree-optimization/77654
3540 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
3541 to duplicate_ssa_name_ptr_info.
3543 2016-09-23 David Malcolm <dmalcolm@redhat.com>
3545 PR preprocessor/77672
3546 * input.c (selftest::test_lexer_string_locations_simple): Update
3547 test to expect location information of the terminator character
3548 at the location of the final closing quote.
3549 (selftest::test_lexer_string_locations_hex): Likewise.
3550 (selftest::test_lexer_string_locations_oct): Likewise.
3551 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
3552 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
3553 (selftest::test_lexer_string_locations_ucn4): Likewise.
3554 (selftest::test_lexer_string_locations_ucn8): Likewise.
3555 (selftest::test_lexer_string_locations_u8): Likewise.
3556 (selftest::test_lexer_string_locations_utf8_source): Likewise.
3557 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
3558 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
3559 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
3560 (selftest::test_lexer_string_locations_macro): Likewise.
3561 (selftest::test_lexer_string_locations_long_line): Likewise.
3563 2016-09-23 Richard Biener <rguenther@suse.de>
3565 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
3566 virtual definition to virtual use if the call devirtualizes
3567 to a const or pure function.
3568 (visit_use): Also visit calls we can devirtualize to a
3569 const or pure function.
3571 2016-09-23 Richard Biener <rguenther@suse.de>
3573 PR tree-optimization/77697
3574 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
3575 signal error if we have sth ternary or unhandled.
3577 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3579 * config/arm/arm_neon.h (vabd_f16): New.
3613 (vcvt_f16_s16): New.
3614 (vcvt_f16_u16): New.
3615 (vcvt_s16_f16): New.
3616 (vcvt_u16_f16): New.
3617 (vcvtq_f16_s16): New.
3618 (vcvtq_f16_u16): New.
3619 (vcvtq_s16_f16): New.
3620 (vcvtq_u16_f16): New.
3621 (vcvta_s16_f16): New.
3622 (vcvta_u16_f16): New.
3623 (vcvtaq_s16_f16): New.
3624 (vcvtaq_u16_f16): New.
3625 (vcvtm_s16_f16): New.
3626 (vcvtm_u16_f16): New.
3627 (vcvtmq_s16_f16): New.
3628 (vcvtmq_u16_f16): New.
3629 (vcvtn_s16_f16): New.
3630 (vcvtn_u16_f16): New.
3631 (vcvtnq_s16_f16): New.
3632 (vcvtnq_u16_f16): New.
3633 (vcvtp_s16_f16): New.
3634 (vcvtp_u16_f16): New.
3635 (vcvtpq_s16_f16): New.
3636 (vcvtpq_u16_f16): New.
3637 (vcvt_n_f16_s16): New.
3638 (vcvt_n_f16_u16): New.
3639 (vcvtq_n_f16_s16): New.
3640 (vcvtq_n_f16_u16): New.
3641 (vcvt_n_s16_f16): New.
3642 (vcvt_n_u16_f16): New.
3643 (vcvtq_n_s16_f16): New.
3644 (vcvtq_n_u16_f16): New.
3658 (vmul_lane_f16): New.
3661 (vmulq_lane_f16): New.
3683 (vrsqrteq_f16): New.
3687 (vrsqrtsq_f16): New.
3691 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3693 * config.gcc (extra_headers): Add arm_fp16.h
3694 * config/arm/arm_fp16.h: New.
3695 * config/arm/arm_neon.h: Include "arm_fp16.h".
3697 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3699 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
3701 (vmulf): New (v8hf, v4hf variants).
3702 (vfma): New (v8hf, v4hf variants).
3703 (vfms): New (v8hf, v4hf variants).
3704 (vsub): New (v8hf, v4hf variants).
3705 (vcage): New (v8hf, v4hf variants).
3706 (vcagt): New (v8hf, v4hf variants).
3707 (vcale): New (v8hf, v4hf variants).
3708 (vcalt): New (v8hf, v4hf variants).
3709 (vceq): New (v8hf, v4hf variants).
3710 (vcgt): New (v8hf, v4hf variants).
3711 (vcge): New (v8hf, v4hf variants).
3712 (vcle): New (v8hf, v4hf variants).
3713 (vclt): New (v8hf, v4hf variants).
3714 (vceqz): New (v8hf, v4hf variants).
3715 (vcgez): New (v8hf, v4hf variants).
3716 (vcgtz): New (v8hf, v4hf variants).
3717 (vcltz): New (v8hf, v4hf variants).
3718 (vclez): New (v8hf, v4hf variants).
3719 (vabd): New (v8hf, v4hf variants).
3720 (vmaxf): New (v8hf, v4hf variants).
3721 (vmaxnm): New (v8hf, v4hf variants).
3722 (vminf): New (v8hf, v4hf variants).
3723 (vminnm): New (v8hf, v4hf variants).
3724 (vpmaxf): New (v4hf variant).
3725 (vpminf): New (v4hf variant).
3726 (vpadd): New (v4hf variant).
3727 (vrecps): New (v8hf, v4hf variants).
3728 (vrsqrts): New (v8hf, v4hf variants).
3729 (vabs): New (v8hf, v4hf variants).
3730 (vneg): New (v8hf, v4hf variants).
3731 (vrecpe): New (v8hf, v4hf variants).
3732 (vrnd): New (v8hf, v4hf variants).
3733 (vrnda): New (v8hf, v4hf variants).
3734 (vrndm): New (v8hf, v4hf variants).
3735 (vrndn): New (v8hf, v4hf variants).
3736 (vrndp): New (v8hf, v4hf variants).
3737 (vrndx): New (v8hf, v4hf variants).
3738 (vrsqrte): New (v8hf, v4hf variants).
3739 (vmul_lane): Add v4hf and v8hf variants.
3740 (vmul_n): Add v4hf and v8hf variants.
3741 (vext): New (v8hf, v4hf variants).
3742 (vcvts): New (v8hi, v4hi variants).
3743 (vcvts): New (v8hf, v4hf variants).
3744 (vcvtu): New (v8hi, v4hi variants).
3745 (vcvtu): New (v8hf, v4hf variants).
3746 (vcvts_n): New (v8hf, v4hf variants).
3747 (vcvtu_n): New (v8hi, v4hi variants).
3748 (vcvts_n): New (v8hi, v4hi variants).
3749 (vcvtu_n): New (v8hf, v4hf variants).
3750 (vbsl): New (v8hf, v4hf variants).
3751 (vcvtas): New (v8hf, v4hf variants).
3752 (vcvtau): New (v8hf, v4hf variants).
3753 (vcvtms): New (v8hf, v4hf variants).
3754 (vcvtmu): New (v8hf, v4hf variants).
3755 (vcvtns): New (v8hf, v4hf variants).
3756 (vcvtnu): New (v8hf, v4hf variants).
3757 (vcvtps): New (v8hf, v4hf variants).
3758 (vcvtpu): New (v8hf, v4hf variants).
3760 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3762 * config/arm/arm-builtins.c (hf_UP): New.
3764 (vfp_builtin_data): New. Update comment.
3765 (enum arm_builtins): Include "arm_vfp_builtins.def".
3766 (ARM_BUILTIN_VFP_PATTERN_START): New.
3767 (arm_init_vfp_builtins): New.
3768 (arm_init_builtins): Add arm_init_vfp_builtins.
3769 (arm_expand_vfp_builtin): New.
3770 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
3772 * config/arm/arm_vfp_builtins.def: New file.
3773 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
3774 (arm-builtins.o): Likewise.
3776 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
3779 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
3780 from constant while creating value range.
3782 2016-09-23 Renlin Li <renlin.li@arm.com>
3784 * ira.c (ira): Move ira_use_lra_p initialization code to ...
3785 (ira_init_once): Here.
3787 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
3788 Jakub Jelinek <jakub@redhat.com>
3790 * hooks.h (hook_uint_uintp_false): Rename to...
3791 (hook_bool_uint_uintp_false): ... this.
3792 * hooks.c (hook_uint_uintp_false): Rename to...
3793 (hook_bool_uint_uintp_false): ... this.
3794 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
3795 instead of hook_uint_uintp_false.
3797 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3799 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
3800 (arm_init_builtins): Move body of a loop to the standalone
3801 function arm_init_neon_builtin.
3802 (arm_expand_neon_builtin_1): New. Update comment. Function body
3803 moved from arm_neon_builtin with some white-space fixes.
3804 (arm_expand_neon_builtin): Move code into the standalone function
3805 arm_expand_neon_builtin_1.
3807 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3809 * config/arm/iterators.md (VCVTHI): New.
3810 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
3814 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
3815 (V_HALF): Add V4HF. Fix white-space.
3816 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
3817 (V_s_elem): Likewise.
3818 (V_sz_elem): Fix white-space.
3819 (V_elem_ch): Likewise.
3821 (scalar_mul_constraint): Add V8HF and V4HF.
3822 (Is_float_mode): Fix white-space.
3823 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
3824 (q): Add HF. Fix white-space.
3827 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
3828 (neon_vfm_lane_as): New.
3829 * config/arm/neon.md (add<mode>3_fp16): New.
3830 (sub<mode>3_fp16): New.
3831 (mul<mode>3add<mode>_neon): New.
3832 (fma<VH:mode>4_intrinsic): New.
3833 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
3834 (fmsub<VH:mode>4_intrinsic): New.
3835 (<absneg_str><mode>2): New.
3836 (neon_v<absneg_str><mode>): New.
3837 (neon_v<fp16_rnd_str><mode>): New.
3838 (neon_vrsqrte<mode>): New.
3839 (neon_vpaddv4hf): New.
3840 (neon_vadd<mode>): New.
3841 (neon_vsub<mode>): New.
3842 (neon_vmulf<mode>): New.
3843 (neon_vfma<VH:mode>): New.
3844 (neon_vfms<VH:mode>): New.
3845 (neon_vc<cmp_op><mode>): New.
3846 (neon_vc<cmp_op><mode>_fp16insn): New
3847 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
3848 (neon_vca<cmp_op><mode>): New.
3849 (neon_vca<cmp_op><mode>_fp16insn): New.
3850 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
3851 (neon_vc<cmp_op>z<mode>): New.
3852 (neon_vabd<mode>): New.
3853 (neon_v<maxmin>f<mode>): New.
3854 (neon_vp<maxmin>fv4hf: New.
3855 (neon_<fmaxmin_op><mode>): New.
3856 (neon_vrecps<mode>): New.
3857 (neon_vrsqrts<mode>): New.
3858 (neon_vrecpe<mode>): New (VH variant).
3859 (neon_vdup_lane<mode>_internal): New.
3860 (neon_vdup_lane<mode>): New.
3861 (neon_vcvt<sup><mode>): New (VCVTHI variant).
3862 (neon_vcvt<sup><mode>): New (VH variant).
3863 (neon_vcvt<sup>_n<mode>): New (VH variant).
3864 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
3865 (neon_vcvt<vcvth_op><sup><mode>): New.
3866 (neon_vmul_lane<mode>): New.
3867 (neon_vmul_n<mode>): New.
3868 * config/arm/unspecs.md (UNSPEC_VCALE): New
3869 (UNSPEC_VCALT): New.
3870 (UNSPEC_VFMA_LANE): New.
3871 (UNSPECS_VFMS_LANE): New.
3873 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3875 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
3876 ("*extzv<mode><clobbercc_or_nocc>"):
3877 Correct a typo in a comment.
3879 ("*insv<mode>_zEC12", "*insv<mode>_z10")
3880 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
3881 ("*insv<mode>_zEC12_appendbitsleft")
3882 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
3883 ("*insv<mode>_z10_appendbitsleft"): Ditto.
3884 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
3885 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
3886 Provide pattern with operands switched.
3887 ("*pre_z10_extv<mode>"):
3888 Use new subst patterns.
3889 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
3890 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
3891 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
3892 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
3893 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
3894 ("*<risbg_n>_sidi_ior_and_lshiftrt")
3895 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3897 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3898 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3899 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3901 ("SINT"): New mode_iterator with SI, HI, QI.
3902 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3903 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3906 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3908 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3909 new interface of s390_contiguous_bitmask_p.
3910 ("contiguous_bitmask_nowrap_operand"): New predicate.
3911 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
3912 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
3913 of s390_contiguous_bitmask_p.
3914 ("NxxDw"): Rename NxxDq constraint to NxxDw.
3915 ("NxxSw"): New constraint.
3916 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
3917 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
3919 (s390_contiguous_bitmask_nowrap_p): Export.
3920 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
3921 former s390_contiguous_bitmask_p.
3922 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
3923 detect contiguous bit ranges with wraparound. Change signature to
3924 return START and END position instead of POS and LENGTH.
3925 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
3926 ranges with wraparound.
3927 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
3928 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
3929 Adapt to new signature of s390_contiguous_bitmask_p.
3931 2016-09-23 Bin Cheng <bin.cheng@arm.com>
3933 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
3934 (create_intersect_range_checks): New.
3935 (vect_create_cond_for_alias_checks): Call above function.
3937 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3939 * config/arm/iterators.md (Code iterators): Fix some white-space
3943 (FCVT): Moved from vfp.md.
3944 (VCVT_HF_US_N): New.
3945 (VCVT_SI_US_N): New.
3950 (FCVTI32typename): Moved from vfp.md.
3951 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
3952 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
3953 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
3954 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
3955 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
3957 (fp16_rnd_str): New.
3958 (fp16_rnd_insn): New.
3959 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
3960 (UNSPEC_VCVT_HF_U_N): New.
3961 (UNSPEC_VCVT_SI_S_N): New.
3962 (UNSPEC_VCVT_SI_U_N): New.
3963 (UNSPEC_VCVTH_S): New.
3964 (UNSPEC_VCVTH_U): New.
3965 (UNSPEC_VCVTA_S): New.
3966 (UNSPEC_VCVTA_U): New.
3967 (UNSPEC_VCVTM_S): New.
3968 (UNSPEC_VCVTM_U): New.
3969 (UNSPEC_VCVTN_S): New.
3970 (UNSPEC_VCVTN_U): New.
3971 (UNSPEC_VCVTP_S): New.
3972 (UNSPEC_VCVTP_U): New.
3973 (UNSPEC_VCVTP_S): New.
3974 (UNSPEC_VCVTP_U): New.
3976 (UNSPEC_VRNDA): New.
3977 (UNSPEC_VRNDI): New.
3978 (UNSPEC_VRNDM): New.
3979 (UNSPEC_VRNDN): New.
3980 (UNSPEC_VRNDP): New.
3981 (UNSPEC_VRNDX): New.
3982 * config/arm/vfp.md (<absneg_str>hf2): New.
3984 (neon_v<fp16_rnd_str>hf): New.
3985 (neon_vrndihf): New.
3990 (*mulsf3neghf_vfp): New.
3991 (*negmulhf3_vfp): New.
3992 (*mulsf3addhf_vfp): New.
3993 (*mulhf3subhf_vfp): New.
3994 (*mulhf3neghfaddhf_vfp): New.
3995 (*mulhf3neghfsubhf_vfp): New.
3998 (fmsubhf4_fp16): New.
4002 (neon_vsqrthf): New.
4003 (neon_vrsqrtshf): New.
4004 (FCVT): Move to iterators.md.
4005 (FCVTI32typename): Likewise.
4006 (neon_vcvth<sup>hf): New.
4007 (neon_vcvth<sup>si): New.
4008 (neon_vcvth<sup>_nhf_unspec): New.
4009 (neon_vcvth<sup>_nhf): New.
4010 (neon_vcvth<sup>_nsi_unspec): New.
4011 (neon_vcvth<sup>_nsi): New.
4012 (neon_vcvt<vcvth_op>h<sup>si): New.
4013 (neon_<fmaxmin_op>hf): New.
4015 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4017 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
4018 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
4019 ("*insv<mode>_zEC12_appendbitsleft")
4020 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
4021 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
4023 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4025 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
4026 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
4027 construct values without normalization.
4028 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
4029 static local lhs_ops to vNULL.
4031 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4032 Jiong Wang <jiong.wang@arm.com>
4034 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
4035 available when FP16 instructions are available.
4036 (output_move_vfp): Add support for 16-bit data moves.
4037 (arm_validize_comparison): Fix some white-space. Support HFmode
4038 by conversion to SFmode.
4039 * config/arm/arm.md (truncdfhf2): Fix a comment.
4040 (extendhfdf2): Likewise.
4042 (movsicc): Fix some white-space.
4044 (movsfcc): Fix some white-space.
4046 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
4047 instructions are available.
4048 (*thumb2_movhi_vfp): Likewise.
4049 (*arm_movhi_fp16): New.
4050 (*thumb2_movhi_fp16): New.
4051 (*movhf_vfp_fp16): New.
4052 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
4053 (*movhf_vfp): Likewise.
4054 (extendhfsf2): Enable when VFP FP16 instructions are available.
4055 (truncsfhf2): Enable when VFP FP16 instructions are available.
4057 2016-09-23 Martin Liska <mliska@suse.cz>
4059 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
4061 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4063 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
4065 (arm_evpc_neon_vtrn): Likewise.
4066 (arm_evpc_neon_vrev): Likewise.
4067 (arm_evpc_neon_vext): Likewise.
4068 * config/arm/arm_neon.h (vbsl_f16): New.
4072 (vdup_lane_f16): New.
4073 (vdupq_lane_f16): New.
4086 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
4087 (vdup_lane): New (v8hf, v4hf variants).
4088 (vext): New (v8hf, v4hf variants).
4089 (vbsl): New (v8hf, v4hf variants).
4090 * config/arm/iterators.md (VDQWH): New.
4092 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
4093 (Scalar_mul_8_16): Fix white-space.
4094 (Is_d_reg): Add V4HF and V8HF.
4095 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
4096 (neon_vdup_lane<mode>): New.
4097 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
4098 (*neon_vtrn<mode>_insn): Likewise.
4099 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
4100 (*neon_vzip<mode>_insn): Likewise
4101 (neon_vuzp<mode>_internal): Likewise.
4102 (*neon_vuzp<mode>_insn): Likewise
4103 * config/arm/vec-common.md (vec_perm_const<mode>): New.
4105 2016-09-23 Jiong Wang <jiong.wang@arm.com>
4106 Matthew Wahab <matthew.wahab@arm.com>
4108 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
4109 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
4110 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
4111 available. Also fix some white-space.
4112 * config/arm/vfp.md (*arm_movhi_vfp): New.
4113 (*thumb2_movhi_vfp): New.
4115 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4117 * config/arm/arm-c.c (arm_cpu_builtins): Define
4118 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
4119 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
4121 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4123 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
4124 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
4125 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
4126 arm_v8_2a_fp16_neon_hw.
4127 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
4130 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4132 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
4133 arm_fp16_alternative_ok and arm_fp16_none_ok.
4135 2016-09-23 Martin Liska <mliska@suse.cz>
4137 * ipa-icf.c (sem_variable::merge): Replace adress with address.
4139 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4141 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
4143 ("armv8.2-a+fp16"): New.
4144 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
4145 (FL2_FP16INST): New.
4146 (FL2_FOR_ARCH8_2A): New.
4147 * config/arm/arm-tables.opt: Regenerate.
4148 * config/arm/arm.c (arm_arch8_2): New.
4149 (arm_fp16_inst): New.
4150 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
4151 for incompatible fp16-format settings.
4152 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
4153 (TARGET_NEON_FP16INST): New.
4154 (arm_arch8_2): Declare.
4155 (arm_fp16_inst): Declare.
4156 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
4157 march=armv8.2-a and march=armv8.2-a+fp16.
4158 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
4160 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
4161 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
4163 2016-09-23 Martin Liska <mliska@suse.cz>
4165 * doc/extend.texi: Remove fused-madd from i386 target options.
4167 2016-09-23 Martin Liska <mliska@suse.cz>
4169 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4172 2016-09-23 Martin Liska <mliska@suse.cz>
4174 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4177 2016-09-23 Martin Liska <mliska@suse.cz>
4180 * config/i386/i386.c (ix86_option_override_internal): Change
4181 signature and return false when there's an error related to
4183 (release_options_strings): New function.
4184 (ix86_valid_target_attribute_tree): Call the function.
4186 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4188 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
4189 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
4190 (gen_hsa_ctor_assignment): Likewise.
4191 * print-tree.c (print_node): Likewise.
4192 * tree-dump.c (dequeue_and_dump): Likewise.
4193 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4194 * expr.c (store_constructor): Likewise.
4195 * fold-const.c (operand_equal_p): Likewise.
4196 * tree-pretty-print.c (dump_generic_node): Likewise.
4197 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
4198 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
4200 2016-09-23 Richard Biener <rguenther@suse.de>
4202 * hooks.h (hook_uint_uintp_false): Declare.
4204 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4206 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
4207 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
4209 2016-09-22 Martin Sebor <msebor@redhat.com>
4212 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
4213 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
4214 (target_int_min): Correct computation.
4215 (format_integer): Use long long as the argument for the ll length
4217 (format_floating): Use target_int_max().
4218 (get_string_length): Same.
4219 (format_string): Avoid setting the bounded flag for strings
4221 (try_substitute_return_value): Avoid setting range info when
4222 the result isn't bounded.
4223 * varasm.c (assemble_name): Increase buffer size.
4225 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
4226 Terry Guo <terry.guo@arm.com>
4228 * target.def (elf_flags_numeric): New target hook.
4229 * targhooks.h (default_asm_elf_flags_numeric): New.
4230 * varasm.c (default_asm_elf_flags_numeric): New.
4231 (default_elf_asm_named_section): Use new target hook.
4232 * config/arm/arm.opt (mpure-code): New.
4233 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
4234 * config/arm/arm.c (arm_asm_init_sections): Add section
4235 attribute to default text section if -mpure-code.
4236 (arm_option_check_internal): Diagnose use of option with
4237 non supported targets and/or options.
4238 (arm_asm_elf_flags_numeric): New.
4239 (arm_function_section): New.
4240 (arm_elf_section_type_flags): New.
4241 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
4243 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
4244 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
4246 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
4248 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
4250 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4252 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
4253 * rtl.h: Adjust prototype.
4255 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4257 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
4258 (prev_active_insn): Likewise.
4259 (active_insn_p): Likewise.
4260 * rtl.h: Adjust prototypes.
4261 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
4262 * config/arc/arc.md: Likewise.
4263 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
4264 (branch_needs_nop_p): Likewise.
4265 (use_skip_p): Likewise.
4266 * config/sh/sh.c (gen_block_redirect): Likewise.
4267 (split_branches): Likewise.
4268 * reorg.c (optimize_skip): Likewise.
4269 (fill_simple_delay_slots): Likewise.
4270 (fill_slots_from_thread): Likewise.
4271 (relax_delay_slots): Likewise.
4272 * resource.c (mark_target_live_regs): Likewise.
4274 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4276 * config/cris/cris.c (cris_asm_output_case_end): Change argument
4278 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
4279 (prev_nonnote_nondebug_insn): Likewise.
4280 * config/cris/cris-protos.h: Adjust prototype.
4282 * jump.c (rtx_renumbered_equal_p): Adjust.
4284 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4286 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
4287 * rtl.h: Adjust prototype.
4288 * config/sh/sh.md: Adjust.
4289 * dwarf2out.c (add_var_loc_to_decl): Likewise.
4291 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4293 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
4294 (prev_nondebug_insn): Likewise.
4295 * loop-doloop.c (doloop_condition_get): Likewise.
4296 * rtl.h: Adjust prototype.
4297 * cfgloop.h: Likewise.
4299 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4301 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
4302 (prev_nonnote_insn): Likewise.
4303 * jump.c (reversed_comparison_code_parts): Likewise.
4304 (reversed_comparison): Likewise.
4305 * rtl.h: Adjust prototypes.
4306 * config/arc/arc.md: Adjust.
4307 * cse.c (find_comparison_args): Likewise.
4308 * reorg.c (redundant_insn): Change return type to rtx_insn *.
4309 (fix_reg_dead_note): Change argument type to rtx_insn *.
4310 (delete_prior_computation): Likewise.
4311 (delete_computation): Likewise.
4312 (fill_slots_from_thread): Adjust.
4313 (relax_delay_slots): Likewise.
4314 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4315 (simplify_relational_operation_1): Likewise.
4316 (simplify_ternary_operation): Likewise.
4318 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4320 * config/arc/arc-protos.h (arc_label_align): Change type of
4321 variables from rtx to rtx_insn *.
4322 * config/arc/arc.c (arc_label_align): Likewise.
4323 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
4324 * config/bfin/bfin.c (workaround_speculation): Likewise.
4325 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
4326 (find_last_same_clock): Likewise.
4327 (reorg_split_calls): Likewise.
4328 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
4329 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
4330 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
4331 (same_cmp_following_p): Likewise.
4332 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
4333 (same_cmp_following_p): Likwise.
4334 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
4335 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
4336 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
4337 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
4338 (rl78_alloc_physical_registers_cmp): Likewise.
4339 (rl78_alloc_physical_registers_umul): Likewise.
4340 (rl78_calculate_death_notes): Likewise.
4341 * config/s390/s390-protos.h (s390_label_align): Likewise.
4342 * config/s390/s390.c (s390_label_align): Likewise.
4343 * config/sh/sh.c (barrier_align): Likewise.
4344 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
4345 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
4346 (emit_cbcond_nop): Likewise.
4348 2016-09-22 Martin Liska <mliska@suse.cz>
4351 * ipa-icf.c (sem_variable::merge): Yield merge operation if
4352 alias address matters, not necessarily address of original.
4354 2016-09-22 Richard Biener <rguenther@suse.de>
4357 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
4360 2016-09-22 Richard Biener <rguenther@suse.de>
4363 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
4364 from constant folding results.
4365 (gimple_resimplify2): Likewise.
4366 (gimple_resimplify3): Likewise.
4368 2016-09-22 Richard Biener <rguenther@suse.de>
4371 * expr.c (expand_expr_real_1): Guard array access against negative
4374 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4376 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
4378 (format_floating): Likewise.
4380 2016-09-22 Jakub Jelinek <jakub@redhat.com>
4383 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
4384 for all IFN_GOMP_SIMD_* internal fns, not just for
4385 IFN_GOMP_SIMD_ORDERED_*.
4387 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4390 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4391 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4392 instructions when you want to invert the test.
4393 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4394 correct order for XXSEL.
4395 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4396 for using XSCMP{EQ,GT,GE}DP.
4398 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4400 * genconstants.c (main): Introduce noop_reader and convert call
4401 to read_md_files to a method call.
4402 * genenums.c (main): Likewise.
4403 * genmddeps.c (main): Likewise.
4404 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4405 rtx_reader_ptr->get_top_level_filename ().
4406 (write_tm_preds_h): Likewise.
4407 (write_insn_preds_c): Likewise.
4408 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4409 (rtx_handle_directive): Convert to...
4410 (gen_reader::handle_unknown_directive): ...this.
4411 (init_rtx_reader_args_cb): Convert return type from bool to
4412 rtx_reader *. Create a gen_reader instance, using it for the
4413 call to read_md_files. Return it if no errors occur.
4414 (init_rtx_reader_args): Convert return type from bool to
4416 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4417 (init_rtx_reader_args_cb): Likewise.
4418 * read-md.c (struct file_name_list): Move to class rtx_reader.
4419 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4420 (read_md_filename): Delete in favor of
4421 rtx_reader::m_read_md_filename.
4422 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
4423 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
4424 (base_dir): Delete in favor of rtx_reader::m_base_dir.
4425 (first_dir_md_include): Delete in favor of
4426 rtx_reader::m_first_dir_md_include.
4427 (last_dir_md_include_ptr): Delete in favor of
4428 rtx_reader::m_last_dir_md_include_ptr.
4429 (max_include_len): Delete.
4430 (rtx_reader_ptr): New.
4431 (fatal_with_file_and_line): Use get_filename and get_lineno
4432 accessors of rtx_reader_ptr.
4433 (require_char_ws): Likewise.
4434 (rtx_reader::read_char): New method, based on ::read_char.
4435 (rtx_reader::unread_char): New method, based on ::unread_char.
4436 (read_escape): Use get_filename and get_lineno accessors of
4438 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
4439 (read_string): Use get_filename and get_lineno accessors of
4441 (rtx_reader::rtx_reader): New ctor.
4442 (rtx_reader::~rtx_reader): New dtor.
4443 (handle_include): Convert from a function to...
4444 (rtx_reader::handle_include): ...this method, converting
4445 handle_directive from a callback to a virtual function.
4446 (handle_file): Likewise, converting to...
4447 (rtx_reader::handle_file): ...this method.
4448 (handle_toplevel_file): Likewise, converting to...
4449 (rtx_reader::handle_toplevel_file): ...this method.
4450 (rtx_reader::get_current_location): New method.
4451 (parse_include): Convert from a function to...
4452 (rtx_reader::add_include_path): ...this method, dropping redundant
4453 update to unused max_include_len.
4454 (read_md_files): Convert from a function to...
4455 (rtx_reader::read_md_files): ...this method, converting
4456 handle_directive from a callback to a virtual function.
4457 (noop_reader::handle_unknown_directive): New method.
4458 * read-md.h (directive_handler_t): Delete this typedef.
4460 (read_md_file): Delete.
4461 (read_md_lineno): Delete.
4462 (read_md_filename): Delete.
4463 (class rtx_reader): New class.
4464 (rtx_reader_ptr): New decl.
4465 (class noop_reader): New subclass of rtx_reader.
4466 (read_char): Reimplement in terms of rtx_reader::read_char.
4467 (unread_char): Reimplement in terms of rtx_reader::unread_char.
4468 (read_md_files): Delete.
4469 * read-rtl.c (read_rtx_code): Update for deletion of globals
4470 read_md_filename and read_md_lineno.
4472 2016-09-21 Jason Merrill <jason@redhat.com>
4474 * input.h (from_macro_definition_at): New.
4476 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
4478 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
4480 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4482 PR tree-optimization/77550
4483 * tree-vect-stmts.c (create_array_ref): Change parameters.
4484 (get_group_alias_ptr_type): New function.
4485 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
4487 2016-09-21 Marek Polacek <polacek@redhat.com>
4489 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4490 Add falls through comment.
4492 2016-09-21 Richard Biener <rguenther@suse.de>
4494 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
4495 (replace_child): Likewise.
4496 (remove_child_TAG): Adjust.
4497 (move_marked_base_types): Likewise.
4498 (prune_unused_types_prune): Clear die_sib of removed children.
4500 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
4503 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
4504 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
4506 2016-09-21 Richard Biener <rguenther@suse.de>
4508 PR tree-optimization/77648
4509 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
4511 (make_transitive_closure_constraints): Adjust comment.
4512 (make_any_offset_constraints): New function.
4513 (handle_rhs_call): Make sure to first expand a pointer to all
4514 subfields before transitively closing it.
4515 (handle_const_call): Likewise. Properly expand returned
4517 (handle_pure_call): Likewise.
4519 2016-09-21 Richard Biener <rguenther@suse.de>
4520 Jakub Jelinek <jakub@redhat.com>
4522 PR tree-optimization/77621
4523 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
4524 group at non-vectorizable stmts.
4526 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4528 PR tree-optimization/72835
4529 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
4530 (make_new_ssa_for_all_defs): Likewise.
4531 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
4533 2016-09-20 Martin Sebor <msebor@redhat.com>
4536 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
4537 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
4538 * config/linux.c (gnu_libc_printf_pointer_format): New function.
4539 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
4540 * config/sol2.c (solaris_printf_pointer_format): New function.
4541 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
4543 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
4544 * doc/tm.texi: Regenerate.
4545 * gimple-fold.h (get_range_strlen): New function.
4546 (get_maxval_strlen): Declare existing function.
4547 * gimple-fold.c (get_range_strlen): Add arguments and compute both
4548 maximum and minimum.
4549 (get_range_strlen): Define overload.
4550 (get_maxval_strlen): Adjust.
4551 * gimple-ssa-sprintf.c: New file and pass.
4552 * passes.def (pass_sprintf_length): Add new pass.
4553 * targhooks.h (default_printf_pointer_format): Declare new function.
4554 (gnu_libc_printf_pointer_format): Same.
4555 (solaris_libc_printf_pointer_format): Same.
4556 * targhooks.c (default_printf_pointer_format): Define new function.
4557 * tree-pass.h (make_pass_sprintf_length): Declare new function.
4558 * print-tree.c: Increase buffer size.
4560 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4562 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
4564 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4566 * common.opt: New option -fipa-vrp.
4567 * ipa-cp.c (ipa_get_vr_lat): New.
4568 (ipcp_vr_lattice::print): Likewise.
4569 (print_all_lattices): Call ipcp_vr_lattice::print.
4570 (ipcp_vr_lattice::meet_with): New.
4571 (ipcp_vr_lattice::meet_with_1): Likewise.
4572 (ipcp_vr_lattice::top_p): Likewise.
4573 (ipcp_vr_lattice::bottom_p): Likewsie.
4574 (ipcp_vr_lattice::set_to_bottom): Likewise.
4575 (set_all_contains_variable): Call VR set_to_bottom.
4576 (initialize_node_lattices): Init VR lattices.
4577 (propagate_vr_accross_jump_function): New.
4578 (propagate_constants_accross_call): Call
4579 propagate_vr_accross_jump_function.
4580 (ipcp_store_vr_results): New.
4581 (ipcp_driver): Handle VR.
4582 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
4583 (ipa_set_jf_unknown): Likewise.
4584 (ipa_compute_jump_functions_for_edge): Likewise.
4585 (ipa_node_params_t::duplicate): Likewise.
4586 (ipa_write_jump_function): Likewise.
4587 (ipa_read_jump_function): Likewise.
4588 (write_ipcp_transformation_info): Likewise.
4589 (read_ipcp_transformation_info): Likewise.
4590 (ipcp_update_vr): New.
4591 (ipcp_transform_function): Handle VR.
4592 * ipa-prop.h (struct ipa_vr): New.
4593 * cgraph.c: Include tree-vrp.h.
4594 * cgraphunit.c: Likewise.
4595 * ipa-utils.c: Likewise.
4598 * toplev.c: Likewise.
4599 * ipa-devirt.c: Likewise.
4600 * ipa-inline-transform.c: Likewise.
4601 * ipa-inline.c: Likewise.
4602 * ipa-profile.c: Likewise.
4604 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4606 * doc/invoke.texi: Document -fdump-tree-evrp.
4607 * passes.def: Define new pass_early_vrp.
4608 * timevar.def: Define new TV_TREE_EARLY_VRP.
4609 * tree-pass.h (make_pass_early_vrp): New.
4610 * tree-ssa-propagate.c: Make replace_uses_in non static.
4611 * tree-ssa-propagate.h: Export replace_uses_in.
4612 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
4613 (extract_range_from_assert): Factor out
4614 extract_range_for_var_from_comparison_expr.
4615 (vrp_initialize_lattice): New.
4616 (vrp_initialize): Factor out vrp_initialize_lattice.
4617 (vrp_valueize): Fix it to reject complex value ranges.
4618 (vrp_free_lattice): New.
4619 (evrp_dom_walker::before_dom_children): Likewise.
4620 (evrp_dom_walker::after_dom_children): Likewise.
4621 (evrp_dom_walker::push_value_range): Likewise.
4622 (evrp_dom_walker::pop_value_range): Likewise.
4623 (execute_early_vrp): Likewise.
4624 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
4625 (make_pass_early_vrp): New.
4627 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4629 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
4630 instead of exact_log2.
4632 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4635 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
4636 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
4637 (ix86_add_stmt_cost): Penalize DFmode vector operations
4638 for !TARGET_VECTORIZE_DOUBLE.
4640 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
4642 * doc/invoke.texi (Warning Options): Simplify language.
4643 (Optimize Options): Complete sentence.
4645 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
4647 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
4650 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
4653 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
4654 inits on power8 and above, use the VMRGEW instruction instead of a
4657 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
4658 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
4661 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4663 * config/aarch64/arm_neon.h
4664 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
4665 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
4666 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
4668 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4670 * config/var/vax.h (ELIMINABLE_REGS): Define.
4671 (INITIAL_ELIMINATION_OFFSET): Define.
4673 2016-09-20 Jakub Jelinek <jakub@redhat.com>
4676 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
4677 cast to void * if the cast is from some other pointer type.
4679 2016-09-20 Richard Biener <rguenther@suse.de>
4681 PR tree-optimization/77646
4682 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
4685 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4687 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
4688 attributes to all inlined functions and make them extern.
4690 2016-09-20 Richard Biener <rguenther@suse.de>
4692 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
4694 * debug.c (do_nothing_debug_hooks): Adjust.
4695 * dbxout.c (dbx_debug_hooks): Likewise.
4696 * sdbout.c (sdb_debug_hooks): Likewise.
4697 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
4698 (dwarf2out_finish): Move producer, filename and
4700 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
4701 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
4703 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4706 * doc/invoke.texi: Document -Wint-in-bool-context.
4709 * dwarf2out.c (output_loc_operands): Fix an assertion.
4711 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4713 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
4714 (CR_DECIMAL_DIG): New macro.
4716 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4718 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
4721 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
4723 PR rtl-optimization/77416
4724 * lra-remat.c (operand_to_remat): Process hard coded insn
4727 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4729 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
4730 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
4732 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
4734 * target.def (lra_p): Wordsmithing.
4735 * doc/tm.texi: Regenerate.
4737 2016-09-19 Jakub Jelinek <jakub@redhat.com>
4738 Jan Hubicka <jh@suse.cz>
4741 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
4742 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
4743 Call ultimate_alias_target just once, not up to 4 times.
4745 2016-09-19 Richard Biener <rguenther@suse.de>
4747 * dwarf2out.c (early_dwarf_finished): New global.
4748 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
4750 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
4751 if called from LTO exit early.
4752 (dwarf2out_late_global_decl): When being during the early
4753 debug phase do not add locations but only const value attributes.
4754 Adjust the way we generate early DIEs for LTO.
4756 2016-09-19 Richard Biener <rguenther@suse.de>
4759 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
4760 proper niter to bound the loops.
4762 2016-09-19 Richard Biener <rguenther@suse.de>
4764 PR tree-optimization/77514
4765 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
4766 search for folded stmt.
4768 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
4770 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
4771 * tree-pass.h (make_pass_early_thread_jumps): Declare.
4772 * tree-ssa-threadbackward.c (fsm_find_thread_path,
4773 fsm_find_thread_path, profitable_jump_thread_path,
4774 fsm_find_control_statement_thread_paths,
4775 find_jump_threads_backwards): Add speed_p parameter.
4776 (pass_data_early_thread_jumps): New pass.
4777 (make_pass_early_thread_jumps): New function.
4779 2016-09-17 Andreas Schwab <schwab@suse.de>
4781 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
4782 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4784 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
4786 * recog.c (rest_of_handle_split_after_reload): Delete.
4787 (pass_split_after_reload::gate): New method.
4788 (pass_split_after_reload::execute): Call split_all_insns directly.
4790 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
4792 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
4793 parameters for functions taking long long arguments.
4795 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4798 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
4799 splat with truncate.
4801 2016-09-16 Jason Merrill <jason@redhat.com>
4803 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
4805 * hwint.c (exact_log2): Use pow2p_hwi.
4806 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
4807 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
4808 * builtins.c (get_object_alignment_2, get_object_alignment)
4809 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
4811 * calls.c (compute_argument_addresses, store_one_arg): Use
4813 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
4814 * combine.c (force_to_mode): Use least_bit_hwi.
4815 (contains_muldiv, find_split_point, combine_simplify_rtx)
4816 (simplify_if_then_else, simplify_set, force_to_mode)
4817 (if_then_else_cond, simplify_and_const_int_1)
4818 (simplify_compare_const): Use pow2p_hwi.
4819 * cse.c (fold_rtx): Use pow2p_hwi.
4820 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
4822 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
4823 (init_expmed_one_conv): Use pow2p_hwi.
4824 * expr.c (is_aligning_offset): Use pow2p_hwi.
4825 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
4826 (fold_binary_loc): Use pow2p_hwi.
4827 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
4828 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
4829 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
4830 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
4832 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
4833 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
4834 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
4835 * omp-low.c (oacc_loop_fixed_partitions)
4836 (oacc_loop_auto_partitions): Use least_bit_hwi.
4837 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
4838 * stor-layout.c (place_field): Use least_bit_hwi.
4839 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
4840 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
4841 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
4842 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
4843 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
4844 * tree-vect-data-refs.c (vect_analyze_group_access_1)
4845 (vect_grouped_store_supported, vect_grouped_load_supported)
4846 (vect_permute_load_chain, vect_shift_permute_load_chain)
4847 (vect_transform_grouped_load): Use pow2p_hwi.
4848 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
4849 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
4850 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
4852 * tsan.c (instrument_expr): Use least_bit_hwi.
4853 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
4855 2016-09-16 Andreas Schwab <schwab@suse.de>
4857 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
4859 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4861 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4864 * combine.c (rest_of_handle_combine): If any edges have been purged,
4865 free dominators if available.
4867 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4868 Eric Botcazou <ebotcazou@adacore.com>
4871 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
4872 through into expand_addsub_overflow after expand_neg_overflow.
4874 2016-09-15 David Malcolm <dmalcolm@redhat.com>
4876 * diagnostic-show-locus.c
4877 (selftest::test_fixit_insert_containing_newline): New function.
4878 (selftest::test_fixit_replace_containing_newline): New function.
4879 (selftest::diagnostic_show_locus_c_tests): Call the above.
4881 2016-09-15 Bin Cheng <bin.cheng@arm.com>
4883 PR tree-optimization/77503
4884 * tree-vect-loop.c (vectorizable_reduction): Record reduction
4885 code for CONST_COND_REDUCTION at analysis stage and use it at
4887 * tree-vectorizer.h (struct _stmt_vec_info): New field.
4888 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
4889 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
4892 2016-09-15 Richard Biener <rguenther@suse.de>
4895 * fold-const.c (split_tree): Do not split constant ~X.
4897 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4899 PR rtl-optimization/77425
4900 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4904 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4905 use %qs instead of %s where desirable, use argument instead of arg in
4906 the diagnostic wording, add list of supported strategies and
4908 (ix86_option_override_internal): Emit target("m...") instead of
4909 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4910 -march/-mtune option diagnostic. Add list of supported arches/tunings
4911 and spellcheck hint. Remove prefix, suffix and sw variables, use
4912 main_args_p ? "..." : "..." in diagnostics to make translation
4915 2016-09-15 Richard Biener <rguenther@suse.de>
4917 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
4918 extra offset argument.
4919 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
4920 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
4921 to reflect new offset parameter.
4922 * doc/tm.texi: Regenerate.
4923 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4924 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
4926 (darwin_asm_output_dwarf_offset): Likewise.
4927 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
4929 (darwin_asm_output_dwarf_offset): Pass offset argument through.
4930 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4931 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4933 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
4936 * ipa-icf.c (set_alias_uids): New function.
4937 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
4938 all the merged variable's referring aliases.
4940 2016-09-15 Richard Biener <rguenther@suse.de>
4942 PR tree-optimization/77514
4943 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
4944 only forced_stmts sequence.
4946 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
4948 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
4949 * cfgexpand.c (update_alias_info_with_stack_vars): Use
4950 FOR_EACH_SSA_NAME to iterate over SSA variables.
4951 (pass_expand::execute): Likewise.
4952 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
4953 * tree-cfg.c (dump_function_to_file): Likewise.
4954 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
4955 (update_ssa): Likewise.
4956 * tree-ssa-alias.c (dump_alias_info): Likewise.
4957 * tree-ssa-ccp.c (ccp_finalize): Likewise.
4958 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
4959 (create_outofssa_var_map): Likewise.
4960 (coalesce_ssa_name): Likewise.
4961 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
4962 * tree-ssa-pre.c (compute_avail): Likewise.
4963 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
4964 (scc_vn_restore_ssa_info): Likewise.
4965 (free_scc_vn): Likwise.
4966 (run_scc_vn): Likewise.
4967 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
4968 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
4969 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4970 * tree-ssa.c (verify_ssa): Likewise.
4972 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
4974 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
4975 and mips64r2 as default 32-bit and 64-bit architectures.
4976 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
4977 as default 32-bit and 64-bit architectures.
4979 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
4981 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
4984 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4986 * target.def (lra_p): Change commentary (for the manual) for the
4988 * doc/tm.texi: Regenerate.
4990 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4992 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
4993 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
4994 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
4995 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
4997 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4999 * targhooks.c (default_lra_p): Return true instead of false.
5001 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5003 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
5004 hook_bool_void_false.
5005 * config/avr/avr.c: Ditto.
5006 * config/bfin/bfin.c: Ditto.
5007 * config/c6x/c6x.c: Ditto.
5008 * config/cr16/cr16.c: Ditto.
5009 * config/cris/cris.c: Ditto.
5010 * config/epiphany/epiphany.c: Ditto.
5011 * config/fr30/fr30.c: Ditto.
5012 * config/frv/frv.c: Ditto.
5013 * config/h8300/h8300.c: Ditto.
5014 * config/ia64/ia64.c: Ditto.
5015 * config/iq2000/iq2000.c: Ditto.
5016 * config/lm32/lm32.c: Ditto.
5017 * config/m32c/m32c.c: Ditto.
5018 * config/m32r/m32r.c: Ditto.
5019 * config/m68k/m68k.c: Ditto.
5020 * config/mcore/mcore.c: Ditto.
5021 * config/microblaze/microblaze.c: Ditto.
5022 * config/mmix/mmix.c: Ditto.
5023 * config/mn10300/mn10300.c: Ditto.
5024 * config/moxie/moxie.c: Ditto.
5025 * config/msp430/msp430.c: Ditto.
5026 * config/nios2/nios2.c: Ditto.
5027 * config/nvptx/nvptx.c: Ditto.
5028 * config/pa/pa.c: Ditto.
5029 * config/pdp11/pdp11.c: Ditto.
5030 * config/rl78/rl78.c: Ditto.
5031 * config/sparc/sparc.c: Ditto.
5032 * config/spu/spu.c: Ditto.
5033 * config/stormy16/stormy16.c: Ditto.
5034 * config/tilegx/tilegx.c: Ditto.
5035 * config/tilepro/tilepro.c: Ditto.
5036 * config/v850/v850.c: Ditto.
5037 * config/vax/vax.c: Ditto.
5038 * config/visium/visium.c: Ditto.
5039 * config/xtensa/xtensa.c: Ditto.
5041 2016-09-14 Jakub Jelinek <jakub@redhat.com>
5044 * tsan.c: Include target.h.
5045 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
5046 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
5047 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
5048 BUILT_IN_ATOMIC_TEST_AND_SET entries.
5049 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
5051 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
5052 Martin Liska <mliska@suse.cz>
5055 * predict.c (force_edge_cold): Add braces to a condition.
5057 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
5059 PR rtl-optimization/77289
5060 * lra-constraints.c (get_final_hard_regno): Removed.
5061 (get_hard_regno): Add new parameter final_p.
5062 (get_reg_class): Directly call lra_get_elimination_hard_regno.
5063 (operands_match_p): Adjust call to get_hard_regno.
5064 (uses_hard_regs_p): Likewise.
5065 (process_alt_operands): Likewise.
5067 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
5070 * config/msp430/msp430.c (msp430_start_function): Emit an error
5071 if a function is both weak and specifies an interrupt number.
5073 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5075 PR tree-optimization/77454
5076 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
5077 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
5080 2016-09-13 Tamar Christina <tamar.christina@arm.com>
5082 * config/aarch64/aarch64-builtins.c
5083 (aarch64_init_simd_builtins): Fix builtin type signature printing.
5085 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
5087 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
5088 SFmode and SCmode arguments by reference.
5090 2016-09-13 David Malcolm <dmalcolm@redhat.com>
5092 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
5094 (selftest::test_one_liner_fixit_insert_before): ...this, and update
5095 for renaming of add_fixit_insert to add_fixit_insert_before.
5096 (selftest::test_one_liner_fixit_insert_after): New function.
5097 (selftest::test_one_liner_fixit_validation_adhoc_locations):
5098 Update for renaming of add_fixit_insert to add_fixit_insert_before.
5099 (selftest::test_one_liner_many_fixits): Likewise.
5100 (selftest::test_diagnostic_show_locus_one_liner): Update for
5101 renaming, call new test function.
5102 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
5103 renaming of add_fixit_insert to add_fixit_insert_before.
5104 (selftest::test_fixit_consolidation): Likewise.
5105 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
5107 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
5108 (selftest::test_applying_fixits_insert_before): ...this.
5109 (selftest::test_applying_fixits_insert): Update for renaming of
5110 add_fixit_insert to add_fixit_insert_before.
5111 (selftest::test_applying_fixits_insert_after): New function.
5112 (selftest::test_applying_fixits_insert_after_at_line_end): New
5114 (selftest::test_applying_fixits_insert_after_failure): New function.
5115 (selftest::test_applying_fixits_multiple): Update for renaming of
5116 add_fixit_insert to add_fixit_insert_before.
5117 (selftest::change_line): Likewise.
5118 (selftest::test_applying_fixits_unreadable_file): Likewise.
5119 (selftest::test_applying_fixits_line_out_of_range): Likewise.
5120 (selftest::test_applying_fixits_column_validation): Likewise.
5121 (selftest::test_applying_fixits_column_validation): Likewise.
5122 (selftest::edit_context_c_tests): Update for renamed test function;
5123 call new test functions.
5125 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
5127 PR tree-optimization/77536
5128 PR rtl-optimization/68212
5129 * config/rs6000/rs6000.md (div->recip splitter): Remove
5130 optimize_insn_for_speed_p condition.
5132 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
5134 * optabs.c (prepare_cmp_insn): Update documentation comment.
5136 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5137 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5140 * opts.h (candidates_list_and_hint): Declare.
5141 * opts-common.c (candidates_list_and_hint): New function.
5142 (cmdline_handle_error): Use it.
5144 2016-09-12 David Malcolm <dmalcolm@redhat.com>
5146 * edit-context.c (edited_line::get_len): New accessor.
5147 (edited_file::print_diff): Split out hunk-printing into...
5148 (edited_file::print_diff_hunk): New method.
5149 (edited_file::print_diff_line): New method.
5151 2016-09-12 Andrew Pinski <apinski@cavium.com>
5153 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
5155 * config/aarch64/aarch64.c (thunderx_tunings): Enable
5156 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
5157 (aarch64_operands_ok_for_ldpstp): Return false if
5158 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
5159 was SImode and the alignment is less than 8 byte.
5160 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
5162 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
5165 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
5167 2016-09-12 Marek Polacek <polacek@redhat.com>
5169 * doc/extend.texi: Use lowercase "boolean".
5170 * doc/invoke.texi: Likewise.
5171 * doc/md.texi: Likewise.
5172 * target.def: Likewise.
5173 * doc/tm.texi: Regenerated.
5175 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5178 * expmed.c (synth_mult): Delete duplicate mode check.
5180 2016-09-10 Tom de Vries <tom@codesourcery.com>
5183 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
5185 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
5186 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
5188 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
5190 PR rtl-optimization/77289
5191 * lra-constraints.c (get_final_hard_regno): Add support for non hard
5192 register numbers. Remove support for subregs.
5193 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
5194 (get_reg_class): Delete removed get_final_hard_regno() argument.
5195 (uses_hard_regs_p): Call get_final_hard_regno().
5197 2016-09-09 Martin Sebor <msebor@redhat.com>
5201 * pretty-print.c (pp_quoted_string): New function.
5202 (pp_format): Call it for %c and %s directives.
5204 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
5206 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
5207 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
5208 INITIAL_ELIMINATION_OFFSET) : Update documentation.
5209 * target.def (frame_pointer_required, can_eliminate): Likewise.
5210 * doc/tm.texi: Regenerated.
5211 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
5213 * df-scan.c (df_hard_reg_init): Likewise.
5214 * ira.c (ira_setup_eliminable_regset): Likewise.
5215 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
5216 init_elim_table): Likewise.
5217 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
5218 set_initial_elim_offsets, update_eliminables,
5219 init_elim_table): Likewise.
5220 * rtlanal.c (get_initial_register_offset): Likewise.
5221 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5222 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5223 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5224 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5225 * config/fr30/fr30.h: Fix comment.
5226 * config/frv/frv.c: Likewise.
5227 * config/frv/frv.h: Likewise.
5228 * config/ft32/ft32.h: Likewise.
5229 * config/visium/visium.h: Likewise.
5230 * config/pa/pa64-linux.h: Likewise.
5231 * config/v850/v850.h: Likewise.
5232 * config/cris/cris.c: Likewise.
5233 * config/ia64/ia64.h: Likewise.
5234 * config/moxie/moxie.h: Likewise.
5235 * config/m32r/m32r.h: Likewise.
5237 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
5240 * config.in: Regenerate.
5241 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
5243 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
5244 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
5245 static-libmpxwrappers case.
5246 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
5247 MPX_LD_AS_NEEDED_GUARD_POP.
5248 * configure: Regenerate.
5249 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
5250 defined if linker support "--push-state"/"--pop-state".
5252 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
5254 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
5256 2016-09-09 Joseph Myers <joseph@codesourcery.com>
5258 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
5259 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
5260 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
5261 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
5262 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
5263 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
5264 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
5266 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
5267 width macros from TS 18661-1.
5268 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
5270 2016-09-08 Jakub Jelinek <jakub@redhat.com>
5273 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
5274 OMP_CLAUSE_SAFELEN_EXPR.
5276 2016-09-07 David Malcolm <dmalcolm@redhat.com>
5278 * Makefile.in (OBJS): Add substring-locations.o.
5279 * langhooks-def.h (class substring_loc): New forward decl.
5280 (lhd_get_substring_location): New decl.
5281 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
5282 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
5283 * langhooks.c (lhd_get_substring_location): New function.
5284 * langhooks.h (class substring_loc): New forward decl.
5285 (struct lang_hooks): Add field get_substring_location.
5286 * substring-locations.c: New file, taking definition of
5287 format_warning_va and format_warning_at_substring from
5288 c-family/c-format.c, making them non-static.
5289 * substring-locations.h (class substring_loc): Move class here
5290 from c-family/c-common.h. Add and rewrite comments.
5291 (format_warning_va): New decl.
5292 (format_warning_at_substring): New decl.
5293 (get_source_location_for_substring): Add comment.
5295 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
5297 * config/i386/i386.c: Add 'U' suffix to processor feature bits
5298 to avoid -Wnarrowing warning.
5299 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
5300 * opts.c: Likewise for SANITIZER_OPT bitmasks.
5302 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
5304 * config/aarch64/aarch64.c (aarch64_legitimize_address):
5305 Avoid use of base_offset if offset already in range.
5307 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
5309 * config/sh/sh-protos.h (struct sh_atomic_model,
5310 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5311 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5312 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
5313 * config/sh/sh.h (struct sh_atomic_model,
5314 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5315 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5316 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
5317 Guard with __cplusplus.
5319 2016-09-06 Jakub Jelinek <jakub@redhat.com>
5322 * config/i386/i386.c (ix86_expand_builtin): For builtin with
5323 unsupported or unknown ISA, use expand_call.
5325 2016-09-06 Martin Liska <mliska@suse.cz>
5327 PR gcov-profile/77378
5328 PR gcov-profile/77466
5329 * tree-profile.c (tree_profiling): Detect whether target can use
5330 -fprofile-update=atomic.
5332 2016-09-06 Richard Biener <rguenther@suse.de>
5334 PR tree-optimization/77479
5335 * tree-vrp.c (update_value_range): Extend overflow handling to
5338 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5341 * config/i386/i386.md (isa): Add x64_avx512bw.
5342 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
5343 (kmov_isa): New mode attr.
5344 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
5345 (*zero_extend<mode>si2): Likewise.
5346 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
5348 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
5350 * doc/invoke.texi (SPU Options): nops -> NOPs.
5351 (x86 Options): Ditto.
5353 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5356 * toplev.c (process_options): Temporarily set input_location
5357 to UNKNOWN_LOCATION around targetm.target_option.override () call.
5359 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
5361 PR rtl-optimization/77452
5362 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
5363 inner-mode reference to a CONST_VECTOR constant in the constant pool.
5365 2016-09-05 Marek Polacek <polacek@redhat.com>
5368 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
5370 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5373 * gensupport.c (alter_output_for_subst_insn): Remove redundant
5374 *insn_out == '*' test. Don't copy unnecessary to yet another
5375 memory buffer, and don't leak it.
5377 PR rtl-optimization/77425
5378 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
5380 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
5382 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
5384 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5386 * common.opt (fdiagnostics-generate-patch): New option.
5387 * diagnostic.c: Include "edit-context.h".
5388 (diagnostic_initialize): Initialize context->edit_context_ptr.
5389 (diagnostic_finish): Delete context->edit_context_ptr.
5390 (diagnostic_report_diagnostic): Add fix-it hints from the
5391 diagnostic to context->edit_context_ptr, if any.
5392 * diagnostic.h (class edit_context): Add forward decl.
5393 (struct diagnostic_context): Add field "edit_context_ptr".
5394 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5395 -fdiagnostics-generate-patch.
5396 (-fdiagnostics-generate-patch): New item.
5397 * toplev.c: Include "edit-context.h".
5398 (process_options): Set global_dc->edit_context_ptr to a new
5399 edit_context if the options need one.
5400 (toplev::main): Handle -fdiagnostics-generate-patch by using
5401 global_dc->edit_context_ptr.
5403 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5406 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5407 map and firstprivate clauses on target construct for _Atomic
5409 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5410 on target construct for _Atomic qualified decls.
5411 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5413 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5414 _Atomic qualified arguments not mentioned in uniform clause.
5416 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5418 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5419 * diagnostic-color.c (color_dict): Add "diff-filename",
5420 "diff-hunk", "diff-delete", and "diff-insert".
5421 (parse_gcc_colors): Update default value of GCC_COLORS in comment
5422 to reflect above changes.
5423 * doc/invoke.texi (-fdiagnostics-color): Update description of
5424 default GCC_COLORS, and of the supported capabilities.
5425 * edit-context.c: New file.
5426 * edit-context.h: New file.
5427 * input.c (struct fcache): Add field "missing_trailing_newline".
5428 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
5430 (add_file_to_cache_tab): Likewise.
5431 (fcache::fcache): Likewise.
5432 (get_next_line): Update c->missing_trailing_newline.
5433 (location_missing_trailing_newline): New function.
5434 * input.h (location_missing_trailing_newline): New decl.
5435 * selftest-run-tests.c (selftest::run_tests): Call
5436 edit_context_c_tests.
5437 * selftest.h (edit_context_c_tests): New decl.
5439 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5440 Richard Biener <rguenth@suse.de>
5442 PR tree-optimization/77444
5443 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
5444 as steptype, remove redundant initialization.
5446 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5449 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
5450 (sanopt_optimize_walker): Optimize away
5451 __asan_before_dynamic_init (...) followed by
5452 __asan_after_dynamic_init () without intervening memory loads/stores.
5453 * ipa-pure-const.c (special_builtin_state): Handle
5454 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
5455 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
5457 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5459 * cfg.c (free_original_copy_tables): Replace second assignment of
5460 bb_copy = NULL by bb_original = NULL.
5462 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5465 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
5466 assignment added in r216794.
5468 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5470 * Makefile.in (OBJS): Add typed-splay-tree.o.
5471 * selftest-run-tests.c (selftest::run_tests): Call
5472 typed_splay_tree_c_tests.
5473 * selftest.h (typed_splay_tree_c_tests): New decl.
5474 * typed-splay-tree.c: New file.
5475 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
5476 (typed_splay_tree::max): New method.
5477 (typed_splay_tree::min): New method.
5478 (typed_splay_tree::foreach): New method.
5479 (typed_splay_tree::closure): New struct.
5480 (typed_splay_tree::inner_foreach_fn): New function.
5482 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5484 * ipa-cp.c (ipcp_store_bits_results): Change option name from
5485 -fipa-cp-bit to -fipa-bit-cp.
5487 2016-09-01 Martin Sebor <msebor@redhat.com>
5489 PR tree-optimization/71831
5490 * tree-object-size.h: Return bool instead of the size and add
5491 argument for the size.
5492 * tree-object-size.c (compute_object_offset): Update signature.
5493 (addr_object_size): Same.
5494 (compute_builtin_object_size): Return bool instead of the size
5495 and add argument for the size. Handle POINTER_PLUS_EXPR when
5496 optimization is disabled.
5497 (expr_object_size): Adjust.
5498 (plus_stmt_object_size): Adjust.
5499 (pass_object_sizes::execute): Adjust.
5500 * builtins.c (fold_builtin_object_size): Adjust.
5501 * doc/extend.texi (Object Size Checking): Update.
5502 * ubsan.c (instrument_object_size): Adjust.
5504 2016-09-01 Martin Sebor <msebor@redhat.com>
5506 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
5507 it fits the output of the formatted function regardless of its
5509 * gcc/genmodes.c (parser::parse_expr): Same.
5510 * gimplify.c (gimplify_asm_expr): Same.
5511 * passes.c (pass_manager::register_one_dump_file): Same.
5512 * print-tree.c (print_node): Same.
5514 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5516 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
5518 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5520 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
5522 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5524 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
5525 * config/rs6000/vector.md: Ditto.
5526 * config/rs6000/vsx.md: Ditto.
5528 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5530 * ipa-inline-analysis.c (param_change_prob): Get to the base object
5533 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5535 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
5536 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
5537 *return_and_restore_gpregs_<mode>_r11,
5538 *return_and_restore_gpregs_<mode>_r12,
5539 *return_and_restore_gpregs_<mode>_r1,
5540 *return_and_restore_fpregs_<mode>_r11,
5541 *return_and_restore_fpregs_<mode>_r12,
5542 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
5543 directly instead of via the "l" constraint. Renumber operands.
5546 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5548 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
5549 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
5550 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
5551 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
5552 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
5553 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
5554 *call_value_nonlocal_darwin64, reload_macho_picbase,
5555 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
5556 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
5557 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
5558 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
5559 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
5560 *save_fpregs_<mode>_r1): Ditto.
5561 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
5562 *return_and_restore_gpregs_spe): Ditto.
5564 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5566 * config/rs6000/rs6000.md
5567 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
5568 the use of the link register.
5569 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
5571 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5572 Michael Meissner <meissner@linux.vnet.ibm.com>
5575 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
5576 reg+reg addressing for TImode.
5577 (rs6000_legitimate_address_p): Only allow register indirect
5578 addressing for TImode, even without TARGET_QUAD_MEMORY.
5580 2016-09-01 Richard Biener <rguenther@suse.de>
5583 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
5584 check whether the result fits the desired result type.
5586 2016-09-01 Nathan Sidwell <nathan@acm.org>
5588 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
5590 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
5592 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
5594 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
5596 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5598 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
5599 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
5600 for comparisons of integer ZERO_EXTEND against zero.
5602 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5604 * config/i386/i386.c (ix86_option_override_internal): Also disable the
5605 STV pass if -mstackrealign is enabled.
5607 2016-08-31 Ilya Verbin <iverbin@gmail.com>
5609 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
5612 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5614 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
5615 (layout_range::intersects_line_p): New method.
5616 (test_range_contains_point_for_single_point): Rename to...
5617 (test_layout_range_for_single_point): ...this, and add testing
5618 for layout_range::intersects_line_p.
5619 (test_range_contains_point_for_single_line): Rename to...
5620 (test_layout_range_for_single_line): ...this, and add testing
5621 for layout_range::intersects_line_p.
5622 (test_range_contains_point_for_multiple_lines): Rename to...
5623 (test_layout_range_for_multiple_lines): ...this, and add testing
5624 for layout_range::intersects_line_p.
5625 (layout::layout): Populate m_fixit_hints.
5626 (layout::get_expanded_location): Handle the case of a line-span
5628 (layout::validate_fixit_hint_p): New method.
5629 (get_line_span_for_fixit_hint): New function.
5630 (layout::calculate_line_spans): Add spans for fixit-hints.
5631 (layout::should_print_annotation_line_p): New method.
5632 (layout::print_any_fixits): Drop param "richloc", instead using
5633 validated fixits in m_fixit_hints. Add "const" to hint pointers.
5634 (diagnostic_show_locus): Avoid printing blank annotation lines.
5635 (selftest::test_diagnostic_context::test_diagnostic_context):
5636 Initialize show_column and start_span.
5637 (selftest::test_diagnostic_context::start_span_cb): New static
5639 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
5640 (selftest::diagnostic_show_locus_c_tests): Update for function
5641 renamings. Call test_diagnostic_show_locus_fixit_lines.
5643 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5645 PR tree-optimization/73714
5646 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
5648 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5650 * selftest.c: Move "namespace selftest {" to top of file,
5651 removing explicit "selftest::" qualifiers throughout.
5653 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5655 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5657 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
5658 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
5659 Replace builtin with vector extension.
5660 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
5662 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
5663 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
5664 Replace builtin with vector extension.
5665 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
5666 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
5667 Replace builtin with vector extension.
5668 * config/i386/xmmintrin.h (__m128_u): New type.
5669 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
5670 (_mm_load_ps, _mm_store_ps): Simplify.
5672 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
5674 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
5676 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5678 * diagnostic-show-locus.c (colorizer::begin_state): Support more
5679 than 3 ranges per diagnostic by alternating between color 1 and
5681 (layout::layout): Replace use of rich_location::MAX_RANGES
5682 with richloc->get_num_locations ().
5683 (layout::calculate_line_spans): Replace use of
5684 rich_location::MAX_RANGES with m_layout_ranges.length ().
5685 (layout::print_annotation_line): Handle arbitrary numbers of
5686 ranges in caret-printing by defaulting to '^'.
5687 (selftest::test_one_liner_many_fixits): New function.
5688 (test_diagnostic_show_locus_one_liner): Call it.
5689 * diagnostic.c (diagnostic_initialize): Update for renaming
5690 of rich_location::MAX_RANGES to
5691 rich_location::STATICALLY_ALLOCATED_RANGES.
5692 * diagnostic.h (struct diagnostic_context): Likewise.
5694 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5696 * selftest.c (selftest::named_temp_file::named_temp_file): New
5698 (selftest::temp_source_file::~temp_source_file): Move to...
5699 (selftest::named_temp_file::~named_temp_file): ...here.
5700 (selftest::test_named_temp_file): New function.
5701 (selftest::selftest_c_tests): Call test_named_temp_file.
5702 * selftest.h (class named_temp_file): New class.
5703 (class temp_source_file): Convert to a subclass of named_temp_file.
5705 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
5707 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
5708 USEs of LR_REGNO in returns and sibcalls.
5709 (rs6000_output_mi_thunk): Similar.
5710 (rs6000_sibcall_aix): Similar.
5711 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
5712 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
5713 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
5714 Remove the USE of LR_REGNO from the patterns as well. Delete an
5716 (return_internal_<mode>): Delete.
5718 2016-08-30 Tamar Christina <tamar.christina@arm.com>
5720 * gcc/config/aarch64/aarch64-simd.md
5721 (aarch64_ld2<mode>_dreg_le): New.
5722 (aarch64_ld2<mode>_dreg_be): New.
5723 (aarch64_ld2<mode>_dreg): Removed.
5724 (aarch64_ld3<mode>_dreg_le): New.
5725 (aarch64_ld3<mode>_dreg_be): New.
5726 (aarch64_ld3<mode>_dreg): Removed.
5727 (aarch64_ld4<mode>_dreg_le): New.
5728 (aarch64_ld4<mode>_dreg_be): New.
5729 (aarch64_ld4<mode>_dreg): Removed.
5730 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
5732 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5734 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
5735 redundant location param.
5736 (test_one_liner_fixit_remove): Likewise.
5737 (test_one_liner_fixit_replace): Likewise.
5738 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
5739 * gcc-rich-location.c
5740 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
5741 get_range_from_loc. Drop overload taking a const char *.
5742 * gcc-rich-location.h
5743 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
5746 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5748 * config/linux.c (linux_libc_has_function): Return true on musl.
5750 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5752 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
5754 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
5756 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
5757 used for abnormal egdes.
5759 2016-08-30 Jakub Jelinek <jakub@redhat.com>
5761 PR tree-optimization/72866
5762 * tree-vect-patterns.c (search_type_for_mask): Turn into
5763 a small wrapper, move all code to ...
5764 (search_type_for_mask_1): ... this new function. Add caching
5765 and adjust recursive calls.
5768 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
5769 instead of lookup_type_die (type_main_variant (type)) even for array
5773 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
5774 constant pool reference return x instead of c.
5776 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
5778 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
5781 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5784 (selftest::test_make_location_nonpure_range_endpoints): Fix
5787 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5789 * diagnostic-show-locus.c
5790 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
5792 (selftest::test_diagnostic_show_locus_one_liner): Call it.
5793 * input.c (get_pure_location): Move to libcpp/line-map.c.
5794 * input.h (get_pure_location): Convert decl to an inline function
5795 calling implementation in libcpp.
5797 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
5800 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
5801 template for intel asm dialect.
5802 (vec_set_hi_<mode><mask_name>): Ditto.
5804 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5806 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
5807 (selftest::fail_formatted): Likewise.
5809 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5811 * input.c (make_location): Call get_start and get_finish
5812 on the endpoints to avoid storing packed ranges or ad-hoc
5814 (selftest::test_make_location_nonpure_range_endpoints): New function.
5815 (selftest::input_c_tests): Call it.
5816 * input.h (get_start): New inline function.
5818 2016-08-29 Tom de Vries <tom@codesourcery.com>
5821 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
5824 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
5826 * Makefile.in (gcov-iov.h): Add dummy recipe.
5828 2016-08-29 Nathan Sidwell <nathan@acm.org>
5830 * config/nvptx/nvptx.c: #include tree-vrp.h.
5832 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
5835 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
5836 HIGH+LO construct during reload.
5838 2016-08-28 Tom de Vries <tom@codesourcery.com>
5841 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
5842 'sysv_abi va_list' attribute.
5843 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
5844 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
5847 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5849 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
5850 * emit-rtl.c (unshare_all_rtl_1): Adjust.
5851 (unshare_all_rtl_again): Likewise.
5852 * function.c (assign_stack_local_1): Likewise.
5853 (assign_stack_temp_for_type): Likewise.
5855 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5857 * cfgbuild.c (make_edges): Adjust.
5858 * cfgrtl.c (can_delete_label_p): Likewise.
5859 * dwarf2cfi.c (create_trace_edges): Likewise.
5860 * except.c (sjlj_emit_dispatch_table): Likewise.
5861 * function.h (struct expr_status): make x_forced_labels a vector.
5862 * jump.c (rebuild_jump_labels_1): Adjust.
5863 * reload1.c (set_initial_label_offsets): Likewise.
5864 * stmt.c (force_label_rtx): Likewise.
5865 (expand_label): Likewise.
5867 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5869 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
5871 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
5873 PR tree-optimization/71077
5874 PR tree-optimization/68542
5875 * fold-const.c (fold_relational_const): Fix folding of
5876 VECTOR_CST comparisons that have a scalar boolean result type.
5877 (selftest::test_vector_folding): New static function.
5878 (selftest::fold_const_c_tests): Call it.
5880 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5882 * doc/extend.texi (SPU Built-in Functions): Remove stale
5883 references to material formerly at IBM and Sony.
5885 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
5888 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
5890 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5892 * diagnostic-show-locus.c
5893 (selftest::test_fixit_consolidation): New function.
5894 (selftest::diagnostic_show_locus_c_tests): Call it.
5895 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5896 constructor based on source_range.
5898 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5900 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5902 (parse_gcc_colors): Update description of default GCC_COLORS.
5903 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5904 (colorizer::set_fixit_insert): New method.
5905 (colorizer::set_fixit_delete): New method.
5906 (colorizer::get_color_by_name): New method.
5907 (colorizer::STATE_FIXIT_INSERT): New constant.
5908 (colorizer::STATE_FIXIT_DELETE): New constant.
5909 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5910 fields in favor of new field "m_stop_color". Add fields
5911 "m_fixit_insert" and "m_fixit_delete".
5912 (colorizer::colorizer): Update for above changes. Replace
5913 colorize_start calls with calls to get_color_by_name.
5914 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
5915 STATE_FIXIT_DELETE. Update for field renamings.
5916 (colorizer::finish_state): Simplify by using m_stop_color,
5917 rather than multiple identical "*_ce" fields.
5918 (colorizer::get_color_by_name): New method.
5919 (layout::print_any_fixits): Print insertions and replacements
5920 using the "fixit-insert" color, and deletions using the
5921 "fixit-delete" color.
5922 * doc/invoke.texi (-fdiagnostics-color): Update description of
5923 default GCC_COLORS, and of the supported capabilities.
5925 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
5927 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
5928 current_function_static_stack_size variable with the static
5929 stack frame size of the current function when
5930 flag_stack_usage_info is enabled.
5932 2016-08-26 Nathan Sidwell <nathan@acm.org>
5934 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
5935 assignment inside if condition.
5937 2016-08-26 Richard Biener <rguenther@suse.de>
5939 PR tree-optimization/69047
5940 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
5941 extracts similar to what FRE does.
5942 (non_rewritable_mem_ref_base): Likewise.
5944 2016-08-26 Joseph Myers <joseph@codesourcery.com>
5946 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
5947 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5948 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5949 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5950 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
5952 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5953 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5954 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5955 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
5956 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5958 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5961 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
5962 reservation duration to 15 cycles.
5963 (cortex_a8_vfp_macs): Likewise.
5964 (cortex_a8_vfp_macd): Likewise.
5965 (cortex_a8_vfp_divs): Likewise.
5966 (cortex_a8_vfp_divd): Likewise.
5968 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5970 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
5971 (aarch_macro_fusion_pair_p): Use above to avoid early return.
5973 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5974 Martin Jambhor <mjambor@suse.cz>
5976 * common.opt: New option -fipa-bit-cp.
5977 * doc/invoke.texi: Document -fipa-bit-cp.
5978 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
5979 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
5980 * tree-ssa-ccp.h: New header file.
5981 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
5982 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
5983 Replace all occurences of tree parameter by two new params: signop, int.
5984 (bit_value_unop_1): Change to bit_value_unop and export it.
5985 Replace all occurences of tree parameter by two new params: signop,
5987 (bit_value_binop): Change call from bit_value_binop_1 to
5989 (bit_value_assume_aligned): Likewise.
5990 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
5991 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
5993 (ccp_finalize): Skip processing if val->mask == 0.
5994 * ipa-cp.c: Include tree-ssa-ccp.h
5995 (ipcp_bits_lattice): New class.
5996 (ipcp_param_lattice (bits_lattice): New member.
5997 (print_all_lattices): Call ipcp_bits_lattice::print.
5998 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
5999 (initialize_node_lattices): Likewise.
6000 (propagate_bits_accross_jump_function): New function.
6001 (propagate_constants_accross_call): Call
6002 propagate_bits_accross_jump_function.
6003 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
6004 (ipcp_store_bits_results): New function.
6005 (ipcp_driver): Call ipcp_store_bits_results.
6006 * ipa-prop.h (ipa_bits): New struct.
6007 (ipa_jump_func): Add new member bits of type ipa_bits.
6008 (ipa_param_descriptor): Change decl to decl_or_type.
6009 (ipa_get_param): Change decl to decl_or_type and assert on
6011 (ipa_get_type): New function.
6012 (ipcp_transformation_summary): New member bits.
6013 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
6014 (ipa_populate_param_decls): Likewise.
6015 (ipa_dump_param): Likewise.
6016 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
6018 (ipa_set_jf_unknown): Set ipa_bits::known to false.
6019 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
6021 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
6022 (ipa_write_jump_function): Add streaming for ipa_bits.
6023 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
6024 (write_ipcp_transformation_info): Add streaming for ipa_bits
6026 (read_ipcp_transfomration_info): Add support for reading streamed
6028 (ipcp_update_bits): New function.
6029 (ipcp_transform_function): Call ipcp_update_bits.
6031 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
6033 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
6034 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
6036 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
6038 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
6040 2016-08-25 Richard Biener <rguenther@suse.de>
6042 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
6043 Only add locations in late dwarf.
6044 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
6045 (dwarf2out_early_finish): But do it here.
6047 2016-08-24 Michael Collison <michael.collison@linaro.org>
6048 Michael Collison <michael.collison@arm.com>
6050 * config/arm/arm-modes.def: Add new condition code mode CC_V
6051 to represent the overflow bit.
6052 * config/arm/arm.c (maybe_get_arm_condition_code):
6053 Add support for CC_Vmode.
6054 (arm_gen_unlikely_cbranch): New function to generate common
6055 rtl conditional branches for overflow patterns.
6056 * config/arm/arm-protos.h: Add prototype for
6057 arm_gen_unlikely_cbranch.
6058 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
6059 addsi3_compareV_upper): New patterns to support signed
6060 builtin overflow add operations.
6061 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
6062 New patterns to support unsigned builtin add overflow operations.
6063 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
6064 builtin overflow subtract operations,
6065 (usubv<mode>4): New patterns to support unsigned builtin subtract
6066 overflow operations.
6067 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
6068 to support builtin overflow negate operations.
6070 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6073 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6075 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6076 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6079 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6081 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
6082 MULTILIB_OPTIONS should be used. Small wording fixes.
6083 * genmultilib: Memorize set of all option combinations in
6084 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
6085 found in MULTILIB_OPTIONS by checking if option set is listed in
6086 combination_space. Output new and existing error message to stderr.
6088 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6090 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
6091 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
6092 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
6093 (MULTILIB_REUSE): Remove reuse rules for option set including
6094 -mfpu=fp-armv8 and -mfpu=vfpv4
6096 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
6098 * config/arm/t-rtems: Add vfp multilib.
6100 2016-08-23 Ian Lance Taylor <iant@golang.org>
6102 * config/s390/s390.c (s390_asm_file_start): Call
6105 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6107 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
6108 initialization of all 0's to the 0 constant, instead of directly
6109 generating XOR. Add support for V4SImode vector initialization on
6110 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
6111 initialization. Change variables used in V4SFmode vector
6112 intialization. For V4SFmode vector splat on ISA 3.0, make sure
6113 any memory addresses are in index form. Add support for using
6114 VSPLTH/VSPLTB to initialize vector short and vector char vectors
6115 with all of the same element.
6116 (regno_or_subregno): New helper function to return a register
6117 number for either REG or SUBREG.
6118 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
6119 Use regno_or_subregno where possible.
6120 (rs6000_split_v4si_init_di_reg): New helper function to build up a
6121 DImode value from two SImode values in order to generate V4SImode
6122 vector initialization on 64-bit systems with direct move.
6123 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
6125 (rtx_is_swappable_p): V4SImode vector initialization insn is not
6127 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
6129 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
6130 attributes to initialize V8HImode and V16QImode vectors with the
6132 (VSX_SPLAT_COUNT): Likewise.
6133 (VSX_SPLAT_SUFFIX): Likewise.
6134 (UNSPEC_VSX_VEC_INIT): New unspec.
6135 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
6136 Allow SFmode values to come from Altivec registers.
6137 (vsx_init_v4si): New insn/split for V4SImode vector initialization
6138 on 64-bit systems with direct move.
6139 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
6140 vector initializations, to allow V4SImode vector initializations
6141 on 64-bit systems with direct move.
6142 (vsx_splat_v4si): Likewise.
6143 (vsx_splat_v4si_di): Likewise.
6144 (vsx_splat_v4sf): Likewise.
6145 (vsx_splat_v4sf_internal): Likewise.
6146 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
6148 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
6149 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
6150 initializing V8HImode and V16QImode vectors with the same
6152 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
6153 optimization if -maltivec=be.
6155 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
6157 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
6158 attribute for alternatives 3 and 4.
6160 2016-08-23 David Malcolm <dmalcolm@redhat.com>
6162 * selftest.c (selftest::assert_str_contains): New function.
6163 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
6164 * selftest.h (selftest::assert_str_contains): New decl.
6165 (ASSERT_STR_CONTAINS): New macro.
6167 2016-08-23 Richard Biener <rguenther@suse.de>
6169 PR tree-optimization/77286
6170 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
6172 (vect_transform_loop): Split exit edges of loop and scalar
6173 loop if required and at the appropriate time.
6175 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6177 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6178 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6180 Correct a typo in a comment.
6182 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6184 * config/s390/s390.md ("*andc_split"): New splitter for and with
6187 2016-08-23 Richard Biener <rguenther@suse.de>
6189 PR tree-optimization/27336
6190 * tree-vrp.c (infer_value_range): Handle stmts that can throw
6191 by looking for a non-EH edge.
6192 (process_assert_insertions_for): Likewise.
6194 2016-08-23 Richard Biener <rguenther@suse.de>
6197 * statistics.c (statistics_counter_event): Robustify against
6200 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6202 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
6203 for targets amdfam10 and barcelona.
6205 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
6207 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
6208 (zero_extend<mode>di2): Ditto.
6209 (*zero_extend<mode>si2): Ditto.
6210 (*zero_extendqihi2): Ditto.
6212 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6215 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
6216 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
6218 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
6220 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
6221 identical consecutive elements.
6222 [SSA_NAME]: Print the name's def stmt on its own line. When printing
6223 the node's def stmt, avoid printing an unwanted trailing newline by
6224 replacing the call to print_gimple_stmt() with its inlined body and
6225 adjusting it to not set pp_needs_newline and to call pp_flush()
6226 instead of pp_newline_and_flush().
6228 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6230 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
6231 (float32_type_node, float64_type_node, float32x_type_node)
6232 (float128x_type_node): New macros.
6233 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
6234 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
6235 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
6236 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
6237 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
6238 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
6239 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
6240 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
6241 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
6242 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
6243 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
6244 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
6245 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
6246 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
6247 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
6248 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
6249 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
6250 (copysign, fabs, huge_val, inf, nan, nans): Use it.
6251 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
6253 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
6254 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
6255 * doc/extend.texi (Other Builtins): Document these built-in
6257 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
6260 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
6262 * doc/install.texi (Binaries): www.opencsw.org now uses https.
6264 2016-08-22 Richard Biener <rguenther@suse.de>
6266 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
6268 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
6271 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
6272 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
6273 non-SSE2 athlons only, otherwise prefer SSE prefetches.
6275 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6277 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
6278 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
6279 (vrp_visit_switch_stmt): Likewise.
6280 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
6281 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
6282 (vrp_visit_stmt): Use extract_range_from_stmt.
6283 (vrp_visit_phi_node): Use extract_range_from_phi_node.
6285 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6287 * Makefile.in: Add tree-vrp.h to GTFILES.
6288 * gengtype.c (open_base_files): Add tree-vrp.h.
6289 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
6290 * builtins.c: Likewise.
6291 * fold-const.c: Likewise.
6292 * gimple-builder.c: Likewise.
6293 * gimple-laddress.c: Likewise.
6294 * hsa-gen.c: Likewise.
6295 * internal-fn.c: Likewise.
6297 * targhooks.c: Liewise,
6298 * tree-ssa-address.c: Likewise.
6299 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
6300 * tree-vrp.c (struct value_range): Move to tree-vrp.h
6301 * tree-vrp.h: New file.
6303 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6305 PR tree-optimization/61839
6306 * tree-vrp.c (two_valued_val_range_p): New.
6307 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
6308 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
6309 Also Convert VAR BINOP CST where VAR is two-valued to
6310 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
6312 2016-08-19 David Malcolm <dmalcolm@redhat.com>
6314 * diagnostic-show-locus.c
6315 (layout::annotation_line_showed_range_p): New method.
6316 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
6317 Reimplement case fixit_hint::REPLACE to cover removals, and
6318 replacements where the range of the replacement isn't one
6319 of the ranges in the rich_location.
6320 (test_one_liner_fixit_replace): Likewise.
6321 (selftest::test_one_liner_fixit_replace_non_equal_range): New
6323 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
6325 (selftest::test_diagnostic_show_locus_one_liner): Call the new
6327 * diagnostic.c (print_parseable_fixits): Remove case
6330 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
6333 * config/i386/i386.c (ix86_option_override_internal): Remove
6334 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
6335 Enable SSE prefetch also for TARGET_PREFETCHWT1.
6336 Do not try to enable TARGET_PRFCHW ISA flag here.
6337 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
6338 Rewrite expander function body.
6339 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
6341 2016-08-19 Joseph Myers <joseph@codesourcery.com>
6344 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
6345 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
6346 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
6347 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
6348 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
6349 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
6350 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
6351 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
6352 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
6354 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
6356 (struct floatn_type_info): New structure type.
6357 (floatn_nx_types): New variable declaration.
6358 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
6359 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
6360 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
6361 * tree.c (floatn_nx_types): New variable.
6362 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
6363 corresponding complex types.
6364 * target.def (floatn_mode): New hook.
6365 * targhooks.c: Include "real.h".
6366 (default_floatn_mode): New function.
6367 * targhooks.h (default_floatn_mode): New prototype.
6368 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
6370 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
6371 effective-target and dg-add-options keywords.
6372 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
6373 Document new effective-target keywords.
6374 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
6375 * doc/tm.texi: Regenerate.
6376 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
6377 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
6378 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
6380 * real.h (struct real_format): Add field ieee_bits.
6381 * real.c (ieee_single_format, mips_single_format)
6382 (motorola_single_format, spu_single_format, ieee_double_format)
6383 (mips_double_format, motorola_double_format)
6384 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
6385 (ieee_extended_intel_128_format)
6386 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
6387 (mips_extended_format, ieee_quad_format, mips_quad_format)
6388 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
6389 (decimal_double_format, decimal_quad_format, ieee_half_format)
6390 (arm_half_format, real_internal_format: Initialize ieee_bits
6392 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6393 float128_type_node. Set float80_type_node to float64x_type_node
6394 if appropriate and long_double_type_node not appropriate.
6395 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6396 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6397 Initialize ieee_bits field.
6398 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6399 (rs6000_init_builtins): Set ieee128_float_type_node to
6401 (rs6000_floatn_mode): New function.
6403 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6405 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6406 _rdseed64_step): Uglify argument names and/or local variable names
6407 in inline functions.
6408 * config/i386/rtmintrin.h (_xabort): Likewise.
6409 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6410 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6411 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6412 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6413 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6414 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6415 _mm_maskz_ternarylogic_epi32): Likewise.
6416 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6417 __lwpins32, __lwpins64): Likewise.
6418 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6419 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6420 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6421 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
6422 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
6423 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
6424 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
6425 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
6426 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
6427 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
6428 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
6429 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
6430 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
6431 _mm256_mask_i64gather_epi32): Likewise.
6432 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6433 * config/i386/ia32intrin.h (__writeeflags): Likewise.
6434 * config/i386/pkuintrin.h (_wrpkru): Likewise.
6435 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
6436 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
6437 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
6438 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
6439 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
6440 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
6441 _mm512_mask_prefetch_i64scatter_ps): Likewise.
6442 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6443 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
6444 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
6445 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
6446 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
6447 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
6448 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
6449 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
6451 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
6453 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
6454 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
6456 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
6457 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
6459 (_rdpkru_u32): Add space after function name.
6461 * config/i386/t-i386 (i386-c.o): Don't depend on
6462 i386-builtin-types.inc.
6463 (i386.o): Depend on i386-builtin-types.inc.
6465 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
6468 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
6469 Use const_vec_duplicate to check for duplicated elements.
6471 2016-08-19 Richard Biener <rguenther@suse.de>
6473 PR tree-optimization/77290
6474 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6475 Fix flag_tree_parallelize_loops check.
6477 2016-08-19 Richard Biener <rguenther@suse.de>
6479 * match.pd (x | 0 -> x): Add.
6481 2016-08-19 Richard Biener <rguenther@suse.de>
6483 PR tree-optimization/77286
6484 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6485 Deal with virtual PHIs being out-of-order.
6487 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6489 * doc/invoke.texi (fverbose-asm): Note that source code lines
6490 are emitted, and provide an example.
6491 * final.c (asm_show_source): New function.
6492 (final_scan_insn): Call asm_show_source.
6494 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6496 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
6497 param with diagnostic_kind.
6498 (class colorizer): Similarly replace field m_diagnostic with
6500 (colorizer::colorizer): Replace diagnostic
6501 param with diagnostic_kind.
6502 (colorizer::begin_state): Update for above field change.
6503 (layout::layout): Replace diagnostic param with rich_location *
6504 and diagnostic_kind.
6505 (diagnostic_show_locus): Replace diagnostic param with richloc
6506 and diagnostic_kind.
6507 (class selftest::test_diagnostic_context): New class.
6508 (selftest::test_diagnostic_show_locus_unknown_location): New
6510 (selftest::test_one_liner_simple_caret): New function.
6511 (selftest::test_one_liner_caret_and_range): New function.
6512 (selftest::test_one_liner_multiple_carets_and_ranges): New
6514 (selftest::test_one_liner_fixit_remove): New function.
6515 (selftest::test_one_liner_fixit_replace): New function.
6516 (selftest::test_diagnostic_show_locus_one_liner): New function.
6517 (selftest::diagnostic_show_locus_c_tests): Call the new test
6519 * diagnostic.c (diagnostic_initialize): Initialize
6520 colorize_source_p, show_ruler_p and parseable_fixits_p.
6521 (default_diagnostic_finalizer): Update for change to
6522 diagnostic_show_locus.
6523 (diagnostic_append_note): Likewise.
6524 * diagnostic.h (diagnostic_show_locus): Replace
6525 const diagnostic_info * param with location * and diagnostic_t.
6527 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6529 * input.c (saved_line_table): New global.
6530 (class selftest::temp_line_table): Rename to line_table_test and
6531 move declaration to selftest.h, and drop field m_old_line_table.
6532 (selftest::temp_line_table::temp_line_table): Rename ctor to...
6533 (selftest::line_table_test::line_table_test): ...this. Add a
6534 default ctor. Store current value of line_table within
6536 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
6537 (selftest::line_table_test::~line_table_test): ...this, and
6538 restore line_table from the saved_line_table, rather than
6540 (selftest::test_accessing_ordinary_linemaps): Update for above
6542 (selftest::test_lexer): Likewise.
6543 (struct selftest::lexer_test): Likewise.
6544 (selftest::lexer_test::lexer_test): Likewise.
6545 (selftest::input_c_tests): Move the looping over test cases from
6547 (selftest::for_each_line_table_case): New function.
6548 * input.h (saved_line_table): New decl.
6549 * selftest.h (struct selftest::line_table_case): New forward decl.
6550 (class selftest::line_table_test): New class, moved here from
6551 selftest::temp_line_table in input.c, and renamed.
6552 (selftest::for_each_line_table_case): New decl.
6554 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
6557 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
6559 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
6562 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
6563 enclosing parallel construct for reduction variables on OpenACC loop
6566 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
6568 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
6569 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
6571 (function_to_dwarf_procedure): Update comment.
6573 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6575 * input.c (diagnostics_file_cache_forcibly_evict_file): New
6577 * input.h (diagnostics_file_cache_forcibly_evict_file): New
6579 * selftest.c (selftest::temp_source_file::~temp_source_file):
6580 Evict m_filename from the diagnostic file cache.
6582 2016-08-18 Richard Biener <rguenther@suse.de>
6584 * tree-pass.h (make_pass_materialize_all_clones): Declare.
6585 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
6586 make_pass_materialize_all_clones): New simple IPA pass encapsulating
6587 clone materialization.
6588 * passes.def (all_late_ipa_passes): Start with
6589 pass_materialize_all_clones.
6590 * cgraphunit.c (symbol_table::compile): Remove call to
6591 materialize_all_clones.
6592 * tree-into-ssa.c: Include statistics.h.
6593 (update_ssa): Count number of times we do incremental/rewrite
6596 2016-08-18 Richard Biener <rguenther@suse.de>
6598 PR tree-optimization/77282
6599 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6600 When doing auto-parallelizing also prevent use of PHIs that
6601 carry dependences across loop backedges.
6603 2016-08-18 Tamar Christina <tamar.christina@arm.com>
6604 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6606 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
6608 2016-08-18 Richard Biener <rguenther@suse.de>
6610 * ssa-iterators.h (ssa_vuse_operand): New inline.
6611 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
6612 (predicate_all_scalar_phis): Use remove_phi_node to remove
6613 phi nodes predicated. Delay removing virtual PHIs.
6614 (predicate_mem_writes): Update virtual operands.
6615 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
6616 (tree_if_conversion): Do not rewrite virtual SSA form.
6617 * tree-phinodes.c (release_phi_node): Make static.
6618 * tree-phinodes.h (release_phi_node): Remove.
6620 2016-08-18 Jakub Jelinek <jakub@redhat.com>
6622 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
6623 codes that appear in bdesc_* arrays, instead include i386-builtin.def
6624 twice to define those.
6625 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
6626 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
6627 bdesc_multi_arg): Define by including i386-builtin.def the third time.
6628 * config/i386/i386-builtin.def: New file.
6630 2016-08-17 David Malcolm <dmalcolm@redhat.com>
6632 * input.c (get_source_range_for_char): Rename to...
6633 (selftest::get_source_range_for_char): ...this, and move within
6634 the #if CHECKING_P guard.
6635 (get_num_source_ranges_for_substring): Rename to...
6636 (selftest::get_num_source_ranges_for_substring): ...this, move
6637 within the #if CHECKING_P guard, and make static.
6638 (selftest::assert_num_substring_ranges): Initialize
6641 2016-08-18 Alan Modra <amodra@gmail.com>
6643 PR rtl-optimization/72771
6644 * reload.c (find_reloads): Don't assume that a subreg mem is OK
6645 when find_reloads_toplev returns address_reloaded==-1.
6646 (alternative_allows_const_pool_ref): Update comment.
6648 2015-08-17 Alan Hayward <alan.hayward@arm.com>
6650 PR tree-optimization/71752
6651 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
6652 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
6654 2016-08-17 Jakub Jelinek <jakub@redhat.com>
6656 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
6657 instead of testing ECF_NORETURN bit in gimple_call_flags.
6658 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
6659 * predict.c (tree_bb_level_predictions): Likewise.
6660 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
6663 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
6664 turning a call into __builtin_unreachable-like noreturn call, adjust
6665 gimple_call_set_fntype.
6666 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
6667 gimple_call_fntype has void return type.
6669 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
6671 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
6672 maybe_lookup_decl, to handle nested acc loop directives.
6674 2016-08-17 Richard Biener <rguenther@suse.de>
6676 PR tree-optimization/76490
6677 * tree-vrp.c (update_value_range): Preserve overflow infinities
6678 when intersecting with ranges from get_range_info.
6679 (operand_less_p): Handle overflow infinities correctly.
6680 (value_range_constant_singleton): Use vrp_operand_equal_p
6681 to handle overflow max/min correctly.
6682 (vrp_valueize): Likewise.
6683 (union_ranges): Likewise.
6684 (intersect_ranges): Likewise.
6685 (vrp_visit_phi_node): Improve iteration limitation to only
6686 apply when we'll possibly re-visit the PHI via a changed argument
6689 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
6691 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
6692 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
6693 rather than those that should not be built.
6695 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
6698 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
6700 2016-08-17 Richard Biener <rguenther@suse.de>
6702 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
6703 (verify_vssa): New function verifying virtual SSA form.
6704 (verify_ssa): Call it.
6705 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
6706 Do not apply loop-closed SSA handling to virtuals.
6707 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
6708 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
6709 when rewriting their symbol.
6710 (prepare_def_site_for): Likewise.
6711 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
6712 operands of moved stmts.
6714 2016-08-17 Richard Biener <rguenther@suse.de>
6716 PR tree-optimization/23855
6717 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
6718 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
6719 find guards to hoist. Do not update SSA form but rewrite virtuals
6720 into loop closed SSA.
6721 (find_loop_guard): Adjust to skip already hoisted guards. Do
6722 not mark virtuals for renaming or update SSA form.
6724 2016-08-17 Martin Liska <mliska@suse.cz>
6726 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
6727 a LONG_LONG_TYPE_SIZE comparison.
6728 * gcov-io.h: Remove macro definitions.
6729 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
6730 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
6733 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6735 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
6736 that builtins not mentioned in bdesc_* arrays come first, then
6737 the ones mentioned in bdesc_* arrays in the order they appear in
6738 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
6739 IX86_BUILTIN__BDESC_*_LAST enumerator.
6740 (bdesc_mpx): Fix up a comment typo.
6741 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
6742 __builtin_ia32_vpcomneu[bwdq] builtins.
6743 (BDESC_VERIFY, BDESC_VERIFYS): Define.
6744 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
6745 enum ix86_builtins ordering.
6746 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
6747 for direct bdesc_* array member access instead of searching all the
6748 arrays until an fcode match is found.
6750 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
6752 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
6753 pattern as define_insn_and_split. Split insn before reload to
6755 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
6756 <shift_insn><mode>3_1.
6757 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
6758 <rotate_insn><mode>3_1.
6760 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6763 * input.c (get_source_range_for_substring): Rename to...
6764 (get_source_location_for_substring): ...this, adding param
6765 "caret_idx", and converting output param from source_range * to
6767 (get_source_range_for_char): New function.
6768 (get_num_source_ranges_for_substring): Update comment to reflect
6770 (assert_char_at_range): Update to use get_source_range_for_char
6771 rather than get_source_range_for_substring.
6772 (test_lexer_string_locations_concatenation_2): Likewise.
6773 * substring-locations.h (get_source_range_for_substring): Rename
6775 (get_source_location_for_substring): ...this, and adding param
6776 "caret_idx", and converting output param from source_range * to
6779 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6781 * input.c (class selftest::temp_source_file): Move to
6783 (selftest::temp_source_file::temp_source_file): Move to
6785 (selftest::temp_source_file::~temp_source_file): Likewise.
6786 * selftest.c (selftest::temp_source_file::temp_source_file): Move
6788 (selftest::temp_source_file::~temp_source_file): Likewise.
6789 * selftest.h (class selftest::temp_source_file): Move here from
6792 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6795 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
6796 inlining, add cgraph edge for the added __builtin_unreachable call.
6799 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
6800 only cast it to SHWI for the final comparison.
6802 2016-08-16 Martin Liska <mliska@suse.cz>
6804 PR gcov-profile/36412
6805 * doc/gcov.texi: Document --hash-filenames(-x).
6806 * gcov.c (print_usage): Add the option.
6807 (process_args): Process the option, sort options alphabetically.
6808 (md5sum_to_hex): New function.
6809 (make_gcov_file_name): Do the md5sum and append it to a
6812 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6814 PR tree-optimization/69848
6815 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
6816 and swtich operands to avoid additional NOT instruction.
6817 (vcond<v_cmp_mixed><mode>): Ditto.
6818 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6820 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
6822 * doc/install.texi (*-*-solaris2*): Adjust latest change.
6824 2016-08-16 Richard Biener <rguenther@suse.de>
6826 PR tree-optimization/76783
6827 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
6828 BB visited flags at start.
6830 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6832 PR tree-optimization/72817
6833 PR tree-optimization/73450
6834 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
6835 multiple_of_p for adjusted IV.base.
6837 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
6840 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
6841 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
6842 for !flag_finite_math_only or flag_signed_zeros.
6843 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
6844 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
6845 depend on flag_finite_math_only.
6846 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
6848 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
6849 (*ieee_smin<mode>3): Ditto.
6850 (*ieee_smax<mode>3): Ditto.
6851 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
6852 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
6854 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
6855 depend on flag_finite_math_only.
6856 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
6857 (*mmx_<code>v2sf3): Remove.
6858 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
6859 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
6860 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
6862 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6864 PR rtl-optimization/73650
6865 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
6866 it is not a simple move.
6868 2016-08-15 Martin Liska <mliska@suse.cz>
6871 * gcc.c (do_spec_1): Call save_string with the right size.
6872 (save_string): Do an assert about string we copy.
6874 2016-08-15 Richard Biener <rguenther@suse.de>
6876 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
6877 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
6879 (pass_data_stv): Likewise.
6881 2016-08-15 Richard Biener <rguenther@suse.de>
6883 PR tree-optimization/73434
6884 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
6885 TBAA info on the base when forwarding a non-invariant address.
6887 2016-08-15 Jakub Jelinek <jakub@redhat.com>
6889 * dwarf2out.c (struct checksum_attributes): Add
6890 at_string_length_bit_size and at_string_length_byte_size fields.
6891 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
6892 and DW_AT_string_length_byte_size.
6893 (die_checksum_ordered): Handle at_string_length_bit_size and
6894 at_string_length_byte_size.
6895 (gen_array_type_die): For dwarf_version >= 5 emit
6896 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6897 (adjust_string_types): For dwarf_version >= 5 remove
6898 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6899 (resolve_addr): Likewise.
6902 * dwarf2out.c (string_types): New variable.
6903 (gen_array_type_die): Change early_dwarf handling of
6904 DW_AT_string_length, create DW_OP_call4 referencing the
6905 length var temporarily. Handle parameters that are pointers
6907 (adjust_string_types): New function.
6908 (gen_subprogram_die): Temporarily set string_types to local var,
6909 call adjust_string_types if needed.
6910 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
6912 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
6914 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
6916 * doc/install.texi (*-*-solaris2*): Fix version number and document
6917 requirement on GNU make for building libjava with the Solaris linker.
6919 2016-08-15 Martin Liska <mliska@suse.cz>
6920 Jakub Jelinek <jakub@redhat.com>
6922 PR tree-optimization/72824
6923 * tree-loop-distribution.c (const_with_all_bytes_same)
6924 <case VECTOR_CST>: Fix a typo.
6926 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
6929 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
6930 Renamed from _mm512_undefined_si512.
6931 (_mm_undefined_si512): New definition.
6933 2016-08-13 Richard Biener <rguenther@suse.de>
6935 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
6936 into PHIs and update the lattice for its def.
6938 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6941 * ubsan.c (instrument_si_overflow): Pass true instead of false
6943 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
6944 of bbs. Return TODO_cleanup_cfg if any returned true.
6946 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6948 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
6949 ISA 3.0 MTVSRDD instruction.
6950 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
6953 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6955 PR tree-optimization/71083
6956 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
6957 bitfield access when possible.
6959 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
6962 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
6963 sign-changing cast from a shorter unsigned type to a wider
6966 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6968 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
6969 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
6970 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
6972 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6974 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6975 Correct costs for vec_construct.
6977 2016-08-12 Bin Cheng <bin.cheng@arm.com>
6979 PR tree-optimization/69848
6980 * tree-vectorizer.h (enum vect_def_type): New condition reduction
6981 type CONST_COND_REDUCTION.
6982 * tree-vect-loop.c (vectorizable_reduction): Support new condition
6983 reudction type CONST_COND_REDUCTION.
6985 2016-08-12 Richard Biener <rguenther@suse.de>
6987 PR tree-optimization/57326
6988 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
6989 returning an SSA name.
6990 (phi_translate_1): When fully_constant_expression returns a NAME
6991 make sure we have a leader for it.
6993 2016-08-12 Martin Liska <mliska@suse.cz>
6994 Adam Fineman <afineman@afineman.com>
6996 * gcov.c (process_file): Create .gcov file when .gcda
6999 2016-08-12 Marek Polacek <polacek@redhat.com>
7002 * alias.c (find_base_value): Adjust fall through comment.
7003 * cfgexpand.c (expand_debug_expr): Likewise.
7004 * combine.c (find_split_point): Likewise.
7005 (expand_compound_operation): Likewise. Add FALLTHRU.
7006 (make_compound_operation): Adjust fall through comment.
7007 (canon_reg_for_combine): Add FALLTHRU.
7008 (force_to_mode): Adjust fall through comment.
7009 (simplify_shift_const_1): Likewise.
7010 (simplify_comparison): Likewise.
7011 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
7013 * config/aarch64/predicates.md: Likewise.
7014 * config/i386/i386.c (function_arg_advance_32): Likewise.
7015 (ix86_gimplify_va_arg): Likewise.
7016 (print_reg): Likewise.
7017 (ix86_print_operand): Likewise.
7018 (ix86_build_const_vector): Likewise.
7019 (ix86_expand_branch): Likewise.
7020 (ix86_sched_init_global): Adjust fall through comment.
7021 (ix86_expand_args_builtin): Add FALLTHRU.
7022 (ix86_expand_builtin): Likewise.
7023 (ix86_expand_vector_init_one_var): Likewise.
7024 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7025 (rs6000_adjust_cost): Likewise.
7026 (insn_must_be_first_in_group): Likewise.
7027 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
7028 * dbxout.c (dbxout_symbol): Adjust fall through comment.
7029 * df-scan.c (df_uses_record): Likewise.
7030 * dojump.c (do_jump): Add FALLTHRU.
7031 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
7033 (resolve_args_picking_1): Adjust fall through comment.
7034 (loc_list_from_tree_1): Likewise.
7035 * expmed.c (make_tree): Likewise.
7036 * expr.c (expand_expr_real_2): Add FALLTHRU.
7037 (expand_expr_real_1): Likewise. Adjust fall through comment.
7038 * fold-const.c (const_binop): Adjust fall through comment.
7039 (fold_truth_not_expr): Likewise.
7040 (fold_cond_expr_with_comparison): Add FALLTHRU.
7041 (fold_binary_loc): Likewise.
7042 (contains_label_1): Adjust fall through comment.
7043 (multiple_of_p): Likewise.
7044 * gcov-tool.c (process_args): Add FALLTHRU.
7045 * genattrtab.c (check_attr_test): Likewise.
7046 (write_test_expr): Likewise.
7047 * genconfig.c (walk_insn_part): Likewise.
7048 * genpreds.c (validate_exp): Adjust fall through comment.
7049 (needs_variable): Likewise.
7050 * gensupport.c (get_alternatives_number): Add FALLTHRU.
7051 (subst_dup): Likewise.
7052 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
7053 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
7054 (gimplify_scan_omp_clauses): Add FALLTHRU.
7055 (goa_stabilize_expr): Likewise.
7056 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
7058 * hsa-gen.c (get_address_from_value): Likewise.
7059 * ipa-icf.c (sem_function::hash_stmt): Likewise.
7060 * ira.c (ira_setup_alts): Add FALLTHRU.
7061 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
7063 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
7064 * opts.c (common_handle_option): Likewise.
7065 * read-rtl.c (read_rtx_code): Likewise.
7066 * real.c (round_for_format): Likewise.
7067 * recog.c (asm_operand_ok): Likewise.
7068 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
7069 * reload1.c (set_label_offsets): Likewise.
7070 (eliminate_regs_1): Likewise.
7071 (reload_reg_reaches_end_p): Likewise.
7072 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
7073 (rtx_cost): Likewise.
7074 * sched-rgn.c (is_exception_free): Likewise.
7075 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
7076 * stor-layout.c (int_mode_for_mode): Likewise.
7077 * toplev.c (print_to_asm_out_file): Likewise.
7078 (print_to_stderr): Likewise.
7079 * tree-cfg.c (gimple_verify_flow_info): Likewise.
7080 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
7081 (chrec_fold_multiply): Likewise.
7082 (evolution_function_is_invariant_rec_p): Likewise.
7083 (for_each_scev_op): Likewise.
7084 * tree-data-ref.c (siv_subscript_p): Likewise.
7085 (get_references_in_stmt): Likewise.
7086 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
7087 (substitute_in_expr): Likewise.
7088 (type_cache_hasher::equal): Likewise.
7089 (walk_type_fields): Likewise.
7090 * var-tracking.c (adjust_mems): Add FALLTHRU.
7091 (set_dv_changed): Adjust fall through comment.
7092 * varasm.c (default_function_section): Add FALLTHRU.
7094 2016-08-12 Marek Polacek <polacek@redhat.com>
7097 * tree-complex.c (expand_complex_division): Add missing break.
7099 2016-08-12 Richard Biener <rguenther@suse.de>
7101 * passes.c (execute_todo): Do not push/pop TV_TODO.
7102 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
7103 (execute_one_pass): Likewise.
7104 * common.opt (ftime-report-details): New switch.
7105 * doc/invoke.texi (ftime-report-details): Document.
7106 * timevar.h (timer::print_row): Adjust signature.
7107 (timer::all_zero): New static helper.
7108 (timer::child_map_t): New typedef.
7109 (timer::time_var_def): Add children field.
7110 * timevar.c (timer::named_items::print): Adjust.
7111 (timer::~timer): Free timevar recorded children.
7112 (timer::pop_internal): When -ftime-report-details record
7113 time spent in sub-timevars.
7114 (timer::print_row): Adjust.
7115 (timer::print): Print sub-timevar stats, use all_zero.
7116 * timevar.def (TV_TODO): Remove.
7118 2016-08-12 Richard Biener <rguenther@suse.de>
7120 PR tree-optimization/72851
7121 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
7122 worklists to use bitmaps indexed in execution order.
7123 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
7124 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
7125 (cfg_blocks): Make a bitmap.
7126 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
7128 (cfg_blocks_empty_p): Adjust.
7129 (cfg_blocks_add): Likewise.
7130 (cfg_blocks_get): Likewise.
7131 (add_ssa_edge): Likewise.
7132 (add_control_edge): Likewise.
7133 (simulate_stmt): Likewise.
7134 (process_ssa_edge_worklist): Likewise.
7135 (simulate_block): Likewise.
7136 (ssa_prop_init): Compute PRE order and stmt UIDs.
7137 (ssa_prop_fini): Adjust.
7138 (ssa_propagate): Adjust.
7140 2016-08-12 Richard Biener <rguenther@suse.de>
7142 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
7143 the currently executable edges have fixed ranges. Always
7144 go through update_value_range.
7146 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
7150 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
7151 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
7152 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
7153 (LANG_HOOKS_DECLS): Add it.
7154 * langhooks.h (struct lang_hooks_for_decls): Add
7155 function_decl_defaulted. Const_tree-ify
7156 function_decl_explicit_p and function_decl_deleted_p.
7157 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
7158 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
7159 also at strict DWARF v5.
7162 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
7163 TYPE_QUAL_CONST in reference-typed decls.
7166 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
7167 in DW_OP_pieces, just enough to handle pointers to member
7169 (gen_remaining_tmpl_value_param_die_attribute): Use a location
7170 expression on DWARFv5 if a constant value doesn't work.
7172 2016-08-11 David Malcolm <dmalcolm@redhat.com>
7174 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
7175 * selftest.c (selftest::test_assertions): New function.
7176 (selftest::selftest_c_tests): New function.
7177 * selftest.h (selftest::selftest_c_tests): New declaration.
7179 2016-08-11 Richard Biener <rguenther@suse.de>
7180 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7182 PR rtl-optimization/72855
7183 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
7185 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7188 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
7189 (vsx_store_<mode>): Likewise.
7191 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7193 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
7194 TImode CONST_WIDE_INT store.
7195 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
7197 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7199 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
7200 mode if unaligned SSE load and store are optimal.
7202 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7204 PR tree-optimization/71083
7205 * tree-predcom.c (ref_at_iteration): Correctly align the
7208 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7210 * config/s390/s390-builtin-types.def: Add INT128 types.
7211 * config/s390/s390-builtins.def: Add INT128 variants for the add
7212 sub low-level builtins dealing with TImode.
7213 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
7214 via subreg when expanding a builtin.
7215 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
7216 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
7218 * config/s390/vecintrin.h: Adjust builtin names accordingly.
7219 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
7220 ("vec_addc<mode>", "vec_addc_u128"): Merge to
7221 "vacc<bhfgq>_<mode>".
7222 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
7223 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
7224 ("vec_subc<mode>", "vec_subc_u128"): Merge to
7225 "vscbi<bhfgq>_<mode>".
7226 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
7227 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
7229 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7231 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
7233 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7235 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
7237 (vcond<v_cmp_mixed><mode>): Ditto.
7238 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7240 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7242 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
7243 variable explicitly, also assert on it before use.
7245 2016-08-11 Richard Biener <rguenther@suse.de>
7247 PR tree-optimization/72772
7248 * cfgloopmanip.c (create_preheader): Use split_edge if there
7249 is a single loop entry, avoiding degenerate PHIs.
7251 2016-08-11 Richard Biener <rguenther@suse.de>
7253 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
7254 unconditional TODO_cleanup_cfg.
7255 (pass_thread_jumps::execute): Initialize loops, perform a CFG
7256 cleanup only if we threaded a jump.
7258 2016-08-11 Alan Modra <amodra@gmail.com>
7261 * lra-constraints.c (simplify_operand_subreg): Allow subreg
7262 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
7263 slow. Emit two reloads for slow mem case, first loading in
7264 fast innermode, then converting to required mode.
7266 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7268 * config/rs6000/altivec.h (vec_extract_exp): New macro.
7269 (vec_extract_sig): New macro.
7270 (vec_insert_exp): New macro.
7271 (vec_test_data_class): New macro.
7272 (scalar_extract_exp): New macro.
7273 (scalar_extract_sig): New macro.
7274 (scalar_insert_exp): New macro.
7275 (scalar_test_data_class): New macro.
7276 (scalar_test_neg): New macro.
7277 (scalar_cmp_exp_gt): New macro.
7278 (scalar_cmp_exp_lt): New macro.
7279 (scalar_cmp_exp_eq): New macro.
7280 (scalar_cmp_exp_unordered): New macro.
7281 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
7282 to enforce constraint that operand is a 7-bit unsigned literal.
7283 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
7284 for power9 built-ins.
7285 (BU_P9V_VSX_2): Likewise.
7286 (BU_P9V_64BIT_VSX_2): Likewise.
7287 (VSEEDP): Add scalar extract exponent support.
7288 (VSEESP): Add scalar extract signature support.
7289 (VSTDCNDP): Add scalar test negative support.
7290 (VSTDCNSP): Likewise.
7291 (VSIEDP): Add scalar insert exponent support.
7292 (VSCEDPGT): Add scalar compare exponent greater than support.
7293 (VSCEDPLT): Add scalar compare exponent less than support.
7294 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
7295 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
7296 (VSTDCDP): Add scalar test data class support.
7297 (VSTDCSP): Likewise.
7298 (VSEEDP): Add overload support for scalar extract exponent
7300 (VSESDP): Add overload support for scalar extract signature
7302 (VSTDCN): Add overload support for scalar test negative
7304 (VSTDCNDP): Add overload support for scalar test negative
7306 (VSTDCNSP): Add overload support for scalar test negative
7308 (VSIEDP): Add overload support for scalar insert exponent
7310 (VSTDC): Add overload support for scalar test data class
7312 (VSTDCDP): Add overload support for scalar test data class
7314 (VSTDCSP): Add overload support for scalar test data class
7316 (VSCEDPGT): Add overload support for scalar compare exponent
7317 greater than operation.
7318 (VSCEDPLT): Add overload support for scalar compare exponent
7319 less than operation.
7320 (VSCEDPEQ): Add overload support for scalar compare exponent
7321 test-for-equality operation.
7322 (VSCEDPUO): Add overload support for scalar compare exponent
7323 test-for-unordered operation.
7324 (VEEDP): Add vector extract exponent support.
7326 (VESDP): Add vector extract significand support.
7328 (VIEDP): Add vector insert exponent support.
7330 (VTDCDP): Add vector test data class support.
7332 (VES): Add overload support for vector extract significand operation.
7335 (VEE): Add overload support for vector extract exponent operation.
7338 (VTDC): Add overload support for vector test data class operation.
7341 (VIE): Add overload support for vector insert exponent operation.
7344 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7345 overloaded binary floating point functions.
7346 (altivec_resolve_overloaded_builtin): Improve error messages to
7347 distinguish between functions not supported in the current
7348 compiler configuration and functions that were invoked with an
7349 invalid parameter combination, and include the built-in function
7350 name in both error messages.
7351 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
7353 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
7355 (rs6000_expand_binop_builtin): Add check to enforce that argument
7356 2 of the test data class operations is a 7-bit unsigned literal.
7357 (rs6000_invalid_builtin): Add code to issue an error message if a
7358 built-in function that requires the power9_vector and -m32
7359 command-line options is compiled without these options.
7360 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
7361 (UNSPEC_VSX_SXSIGDP): New value.
7362 (UNSPEC_VSX_SXSIGPDP): New value.
7363 (UNSPEC_VSX_SIEXPDP): New value.
7364 (UNSPEC_VSX_SCMPEXPDP): New value.
7365 (UNSPEC_VSX_STSTDC): New value.
7366 (UNSPEC_VSX_VXEXP): New value.
7367 (UNSPEC_VSX_VXSIG): New value.
7368 (UNSPEC_VSX_VIEXP): New value.
7369 (UNSPEC_VSX_VTSTDC): New value.
7370 (xsxexpdp): New insn for scalar extract exponent.
7371 (xsxsigdp): New insn for scalar extract significand.
7372 (xsiexpdp): New insn for scalar insert exponent.
7373 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
7374 (*xscmpexpdp): New insn for scalar compare exponents.
7375 (xststdc<Fvsx): New expansion for both single- and
7376 double-precision scalar test data class operations.
7377 (xststdcneg<Fvsx>): New expansion for both single- and
7378 double-precision scalar test for negative value operations.
7379 (*xststdc<Fvsx>): New insn for scalar test data class
7381 (xvxexp<VSs>): New insn for single- and double-precision
7382 vector extract exponent operation.
7383 (xvxsig<VSs>): New insn for single- and double-precision
7384 vector extract significand operation.
7385 (xviexp<VSs>): New insn for single- and double-precision
7386 vector insert exponent operation.
7387 (xvtstdc<VSs>): New insn for single- and double-precision
7388 vector test data class operation.
7389 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7390 built-in functions to represent the Power9 binary floating-point
7391 support instructions.
7393 2016-08-10 bin cheng <bin.cheng@arm.com>
7395 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7397 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7398 Renlin Li <renlin.li@arm.com>
7399 Bin Cheng <bin.cheng@arm.com>
7401 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7402 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7403 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7404 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7405 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7406 (vcond<v_cmp_result><mode>): Ditto.
7407 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7408 (vcondu<mode><mode>): Ditto.
7409 (vcond<v_cmp_mixed><mode>): New pattern.
7410 (vcondu<mode><v_cmp_mixed>): New pattern.
7411 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7412 of aarch64_vcond_internal.
7414 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7415 Renlin Li <renlin.li@arm.com>
7416 Bin Cheng <bin.cheng@arm.com>
7418 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7419 (vec_cmp<mode><v_cmp_result>): New pattern.
7420 (vec_cmpu<mode><mode>): New pattern.
7421 (vcond_mask_<mode><v_cmp_result>): New pattern.
7423 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7425 PR tree-optimization/71734
7426 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
7427 REF_LOOP, invoke ref_indep_loop_p_1.
7428 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
7429 to ref_indep_loop_p.
7430 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
7431 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
7432 is inside LOOP, do not cache dpendence value for loops with
7434 (ref_indep_loop_p_2): Delete function.
7435 (can_sm_ref_p): Pass LOOP as additional argument to
7438 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
7441 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
7442 being an offsettable address.
7444 2016-08-10 Martin Liska <mliska@suse.cz>
7446 PR gcov-profile/58306
7447 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
7448 atomic variants of profile update functions.
7450 2016-08-10 Martin Liska <mliska@suse.cz>
7452 Cherry picked (and modified) from google-4_7 branch
7453 2012-12-26 Rong Xu <xur@google.com>
7454 * common.opt (fprofile-update): Add new flag.
7455 * coretypes.h: Define enum profile_update.
7456 * doc/invoke.texi: Document -fprofile-update.
7457 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
7458 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
7459 * tree-profile.c (gimple_init_edge_profiler): Generate
7460 also atomic profiler update.
7461 (gimple_gen_edge_profiler): Likewise.
7463 2016-08-10 David Malcolm <dmalcolm@redhat.com>
7465 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
7466 stack_usage_file to NULL after fclose calls.
7468 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7471 * reload.c (push_reload): Compute subreg_in_class for
7472 subregs of constants and plus expressions. Remove special
7473 handling of SYMBOL_REFs.
7475 2016-08-10 Alan Modra <amodra@gmail.com>
7478 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
7479 SImode for TARGET_E500_DOUBLE when given SImode.
7481 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
7483 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
7484 unused variable __O.
7486 2016-08-09 Martin Liska <mliska@suse.cz>
7488 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
7489 _gcov_reset to __gcov_reset.
7490 * doc/gcov-tool.texi: Fix typo.
7492 2016-08-09 Martin Liska <mliska@suse.cz>
7494 * value-prof.c (gimple_divmod_values_to_profile): Do not
7495 instrument MOD histogram if a value is not a SSA name.
7497 2016-08-09 Martin Liska <mliska@suse.cz>
7499 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
7502 2016-08-09 Renlin Li <renlin.li@arm.com>
7505 * calls.c (prepare_call_address): Convert funexp to Pmode when
7507 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
7508 (sibcall_value): Likewise.
7510 2016-08-09 Marek Polacek <polacek@redhat.com>
7513 * cselib.c (cselib_expand_value_rtx_1): Add return.
7514 * gengtype.c (dbgprint_count_type_at): Likewise.
7515 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
7516 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
7518 2016-08-09 Martin Jambor <mjambor@suse.cz>
7521 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
7522 if instance is a MEM_REF.
7524 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
7527 * config/i386/i386.md (*movtf_internal): Use
7528 lra_in_progress || reload_completed instead of !can_create_pseudo_p
7529 in the insn constraint.
7530 (*movxf_internal): Ditto.
7531 (*movdf_internal): Ditto.
7532 (*movsf_internal): Ditto.
7534 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7536 PR tree-optimization/72772
7537 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7540 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7542 PR tree-optimization/72772
7543 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
7545 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
7546 parameter STOP and update calls. Move expand_simple_operations
7547 function call from here...
7548 (simplify_using_initial_conditions): ...to here. Delete parameter
7550 (tree_simplify_using_condition): Delete parameter STOP.
7551 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
7552 simplify_using_initial_conditions.
7554 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
7557 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
7558 Use create_tmp_var_raw instead of create_tmp_var.
7560 2016-08-09 Richard Biener <rguenther@suse.de>
7562 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
7563 Treat same SSA names related.
7565 2016-08-09 Jakub Jelinek <jakub@redhat.com>
7567 PR tree-optimization/72824
7568 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
7569 real_zerop is not negative.
7571 2016-08-09 Richard Biener <rguenther@suse.de>
7573 PR tree-optimization/71802
7574 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
7575 all merge opportunities with the predecessor.
7577 2016-08-09 Richard Biener <rguenther@suse.de>
7580 * ipa-prop.c (ipa_modify_formal_parameters): Build
7581 parameter types with natural alignment also for the
7584 2016-08-08 Andi Kleen <ak@linux.intel.com>
7586 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
7588 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7591 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
7592 do-nothing langhook.
7593 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
7594 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
7595 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
7596 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
7598 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7601 * input.c: Ensure that HAVE_ICONV is defined.
7603 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7606 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
7607 private vars for lastprivate and for linear iterator.
7610 * omp-simd-clone.c: Include varasm.h.
7611 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
7612 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
7613 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
7614 update function name.
7616 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7618 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
7619 (avr_diagnose_devicespecs_error): Remove.
7620 (avr_devicespecs_file): Remove composing absolute path for specfile
7621 and its verbose info. Remove conditions to check specs-file,
7623 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7625 PR rtl-optimization/72821
7626 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
7627 just return false for them.
7629 2016-08-08 Alan Modra <amodra@gmail.com>
7632 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
7633 toc refs created during reload. Update function comment.
7635 2016-08-08 Alan Modra <amodra@gmail.com>
7638 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
7639 alternatives. Put loads first, then stores, and reg/reg moves
7640 within same class later. Delete attr length.
7642 2016-08-08 Alan Modra <amodra@gmail.com>
7645 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
7646 (mem_operand_ds_form): New predicate.
7647 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
7648 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
7649 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
7650 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
7651 (extendsfdf2_fpr): Replace o constraint with wY.
7653 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
7655 * tree-ssa-threadbackward.c: Include tree-inline.h
7656 (profitable_jump_thread_path): Use estimate_num_insns to estimate
7657 size of copied block; for cold paths reduce duplication.
7658 (find_jump_threads_backwards): Remove redundant tests.
7659 (pass_thread_jumps::gate): Enable for -Os.
7661 2016-08-07 Jakub Jelinek <jakub@redhat.com>
7664 * stor-layout.c (layout_decl): Fix up formatting.
7665 (relayout_decl): Allow DECL to be FIELD_DECL.
7667 2016-08-07 Alan Modra <amodra@gmail.com>
7669 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
7671 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7673 * data-streamer-in.c (streamer_read_wide_int): New.
7674 (streamer_read_widest_int): Renamed function.
7675 * data-streamer-out.c (streamer_write_wide_int): New
7676 (streamer_write_widest_int): Renamed function.
7677 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
7679 (input_cfg): Call renamed function.
7680 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
7682 (output_cfg): Call renamed function.
7683 * data-streamer.h: Add declarations.
7685 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7687 * tree-ssa-ccp.c (extend_mask): New param sgn.
7688 Remove ORing with wi::mask.
7689 (get_default_value): Adjust call to extend_mask to pass sign.
7690 (evaluate_stmt): Likewise.
7692 2016-08-06 Jakub Jelinek <jakub@redhat.com>
7694 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
7697 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7699 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
7700 transform if operand's type is pointer to function or method.
7702 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7704 PR tree-optimization/18046
7705 * tree-ssa-threadedge.c: Include cfganal.h.
7706 (simplify_control_statement_condition): If simplifying a
7707 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
7708 with the dominating ASSERT_EXPR before handing it off to VRP.
7709 Mention that a CASE_LABEL_EXPR may be returned.
7710 (thread_around_empty_blocks): Adjust to handle
7711 simplify_control_statement_condition() returning a
7713 (thread_through_normal_block): Likewise.
7714 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
7715 a switch statement by trying to determine which case label
7718 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
7720 PR rtl-optimization/69847
7721 * lra-constraints.c (process_invariant_for_inheritance): Save
7722 pattern instead of src.
7723 (remove_inheritance_pseudos): Use the pattern. Add assert.
7725 2016-08-05 David Malcolm <dmalcolm@redhat.com>
7727 * input.c (string_concat::string_concat): New constructor.
7728 (string_concat_db::string_concat_db): New constructor.
7729 (string_concat_db::record_string_concatenation): New method.
7730 (string_concat_db::get_string_concatenation): New method.
7731 (string_concat_db::get_key_loc): New method.
7732 (class auto_cpp_string_vec): New class.
7733 (get_substring_ranges_for_loc): New function.
7734 (get_source_range_for_substring): New function.
7735 (get_num_source_ranges_for_substring): New function.
7736 (class selftest::lexer_test_options): New class.
7737 (struct selftest::lexer_test): New struct.
7738 (class selftest::ebcdic_execution_charset): New class.
7739 (selftest::ebcdic_execution_charset::s_singleton): New variable.
7740 (selftest::lexer_test::lexer_test): New constructor.
7741 (selftest::lexer_test::~lexer_test): New destructor.
7742 (selftest::lexer_test::get_token): New method.
7743 (selftest::assert_char_at_range): New function.
7744 (ASSERT_CHAR_AT_RANGE): New macro.
7745 (selftest::assert_num_substring_ranges): New function.
7746 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
7747 (selftest::assert_has_no_substring_ranges): New function.
7748 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
7749 (selftest::test_lexer_string_locations_simple): New function.
7750 (selftest::test_lexer_string_locations_ebcdic): New function.
7751 (selftest::test_lexer_string_locations_hex): New function.
7752 (selftest::test_lexer_string_locations_oct): New function.
7753 (selftest::test_lexer_string_locations_letter_escape_1): New function.
7754 (selftest::test_lexer_string_locations_letter_escape_2): New function.
7755 (selftest::test_lexer_string_locations_ucn4): New function.
7756 (selftest::test_lexer_string_locations_ucn8): New function.
7757 (selftest::uint32_from_big_endian): New function.
7758 (selftest::test_lexer_string_locations_wide_string): New function.
7759 (selftest::uint16_from_big_endian): New function.
7760 (selftest::test_lexer_string_locations_string16): New function.
7761 (selftest::test_lexer_string_locations_string32): New function.
7762 (selftest::test_lexer_string_locations_u8): New function.
7763 (selftest::test_lexer_string_locations_utf8_source): New function.
7764 (selftest::test_lexer_string_locations_concatenation_1): New
7766 (selftest::test_lexer_string_locations_concatenation_2): New
7768 (selftest::test_lexer_string_locations_concatenation_3): New
7770 (selftest::test_lexer_string_locations_macro): New function.
7771 (selftest::test_lexer_string_locations_stringified_macro_argument):
7773 (selftest::test_lexer_string_locations_non_string): New function.
7774 (selftest::test_lexer_string_locations_long_line): New function.
7775 (selftest::test_lexer_char_constants): New function.
7776 (selftest::input_c_tests): Call the new test functions once per
7777 case within the line_table test matrix.
7778 * input.h (struct string_concat): New struct.
7779 (struct location_hash): New struct.
7780 (class string_concat_db): New class.
7781 * substring-locations.h: New header.
7783 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7785 PR tree-optimization/72810
7786 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
7787 the type of the case labels when truncating.
7789 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
7792 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
7793 (aarch64_fp16_ptr_type_node): Likewise.
7794 * config/aarch64/aarch64-simd-builtins.c
7795 (aarch64_fp16_ptr_type_node): Define.
7796 (aarch64_init_fp16_types): New, refactored out of...
7797 (aarch64_init_builtins): ...here, update to call
7798 aarch64_init_fp16_types.
7799 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
7801 (aapcs_vfp_sub_candidate): Likewise.
7803 2016-08-05 Martin Liska <mliska@suse.cz>
7804 Joshua Cranmer <Pidgeot18@gmail.com>
7806 * gcov.c (line_t::has_block): New function.
7807 (enum loop_type): New enum.
7808 (handle_cycle): New function.
7809 (unblock): Likewise.
7810 (circuit): Likewise.
7811 (get_cycles_count): Likewise.
7812 (accumulate_line_counts): Use new loop detection algorithm.
7814 2016-08-05 Martin Liska <mliska@suse.cz>
7816 * gcov.c (output_intermediate_file): Rename
7817 function_info::line_next to next_file_fn.
7818 (process_file): Likewise.
7819 (read_graph_file): Likewise.
7820 (accumulate_line_counts): Likewise.
7821 (output_lines): Likewise.
7823 2016-08-05 Richard Biener <rguenther@suse.de>
7825 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
7826 restriction on threading to a loop header.
7828 2016-08-05 Richard Biener <rguenther@suse.de>
7830 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
7831 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
7832 adjust loop info accordingly.
7834 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
7836 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
7837 before folding call to __builtin_constant_p with parameters to false.
7839 2016-08-05 Alan Modra <amodra@gmail.com>
7841 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
7842 code accidentally committed 2016-05-02 providing class when given
7845 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7847 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
7848 the case label ranges that partially overlap with OP's value
7851 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
7854 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
7855 Cast builtin function result to __mmask16 instead of __mmask8.
7856 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7857 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
7858 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7860 2016-08-04 David Malcolm <dmalcolm@redhat.com>
7862 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
7863 (ASSERT_TRUE_AT): New macro.
7864 (ASSERT_FALSE): Reimplement in terms of...
7865 (ASSERT_FALSE_AT): New macro.
7866 (ASSERT_STREQ_AT): Fix typo in comment.
7868 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7870 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
7871 labels are exhaustive, designate the label with the widest
7872 range to be the default label.
7874 2016-08-04 Andrew Pinski <apinski@cavium.com>
7876 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
7877 (thunderx_tunings): Use thunderx_vector_cost instead of
7878 generic_vector_cost.
7880 2016-08-04 Martin Liska <mliska@suse.cz>
7882 * gcov.c (main): Fix GNU coding style.
7883 (output_intermediate_file): Likewise.
7884 (process_file): Likewise.
7885 (generate_results): Likewise.
7886 (release_structures): Likewise.
7887 (create_file_names): Likewise.
7888 (find_source): Likewise.
7889 (read_graph_file): Likewise.
7890 (find_exception_blocks): Likewise.
7891 (canonicalize_name): Likewise.
7892 (make_gcov_file_name): Likewise.
7893 (mangle_name): Likewise.
7894 (accumulate_line_counts): Likewise.
7895 (output_branch_count): Likewise.
7896 (read_line): Likewise.
7898 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7900 PR rtl-optimization/71779
7901 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7902 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7903 or if it was truncated.
7905 PR rtl-optimization/70903
7906 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7908 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7910 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
7911 accessing SSA_NAME_PTR_INFO.
7913 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7916 * common/config/avr/avr-common.c (avr_option_optimization_table)
7917 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
7919 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7922 * config/avr/avr.md: New pattern to work around do_store_flag
7923 generating shift instructions for bit extractions.
7925 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7927 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
7929 (add_equivalence): Likewise.
7930 (get_value_range): Allocate value range with vrp_value_range_pool.
7931 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
7932 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
7934 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
7936 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
7937 the default for the rs6000 port.
7939 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7942 * calls.c (special_function_p): Remove special handling of
7943 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
7944 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
7945 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
7947 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
7950 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
7951 Don't stop on regular insns.
7953 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
7955 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
7956 size to DImode boundary.
7957 (nvptx_propagate): Likewise.
7959 2016-08-03 Alan Modra <amodra@gmail.com>
7961 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
7962 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
7963 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
7964 from -mefficient-unaligned-vector. Note that this affects fp too.
7966 2016-08-03 Alan Modra <amodra@gmail.com>
7968 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
7971 2016-08-03 Alan Modra <amodra@gmail.com>
7973 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
7974 to a reg. Localize vars.
7976 2016-08-03 Alan Modra <amodra@gmail.com>
7978 * config/rs6000/rs6000.opt: Remove negatives from help strings
7981 2016-08-03 Alan Modra <amodra@gmail.com>
7983 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
7984 Delete duplicated code.
7986 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7989 * lra-spills.c (regno_in_use_p): New.
7990 (lra_final_code_change): Use it.
7992 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7994 PR rtl-optimization/69847
7995 * lra-int.h (struct lra-reg): Use restore_rtx instead of
7997 (lra_rtx_hash): New.
7998 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
8000 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
8001 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
8002 * lra-spills.c (lra_final_code_change): Don't delete insn when the
8003 next insn is USE with the same reg as the current insn source.
8004 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
8006 (lra_constraints_init): Call initiate_invariants.
8007 (lra_constraints_finish): Call finish_invariants.
8008 (struct invariant, invariant_t, invariant_ptr_t): New.
8009 (const_invariant_ptr_t, invariants, invariants_pool): New.
8010 (invariant_table, invariant_hash, invariant_eq_p): New.
8011 (insert_invariant, initiate_invariants, finish_invariants): New.
8012 (clear_invariants, invalid_invariant_regs): New.
8013 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
8014 instead of restore_regno.
8015 (invariant_p, process_invariant_for_inheritance): New.
8016 (inherit_in_ebb): Implement invariant inheritance.
8017 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
8018 (remove_inheritance_pseudos): Implement undoing invariant
8020 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
8021 instead of restore_regno.
8022 * lra-assigns.c (regno_live_length): New.
8023 (reload_pseudo_compare_func): Use regno_live_length.
8024 (assign_by_spills): Use restore_rtx instead of restore_regno.
8025 (lra_assign): Ditto. Initiate regno_live_length.
8027 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
8029 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
8030 __builtin_aarch64_fmindf.
8032 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8034 PR tree-optimization/34114
8035 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
8036 information for more control IVs.
8038 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8040 PR tree-optimization/34114
8041 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
8042 PLUS_EXPR case. Handle SSA_NAME case.
8044 2016-08-02 Tamar Christina <tamar.christina@arm.com>
8046 * config/aarch64/aarch64-simd-builtins.def
8047 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
8048 (__builtin_aarch64_fmaxdf): Likewise.
8049 (__builtin_aarch64_smin_nandf): Likewise.
8050 (__builtin_aarch64_smax_nandf): Likewise.
8051 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
8052 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
8053 (<fmaxmin><mode>3): ...this.
8054 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
8055 (vminnm_f64): Likewise.
8056 (vmin_f64): Likewise.
8057 (vmax_f64): Likewise.
8058 * config/aarch64/iterators.md (FMAXMIN): Merge with...
8059 (FMAXMIN_UNS): ...this.
8060 (fmaxmin): Merged with
8061 (fmaxmin_op): ...this...
8062 (maxmin_uns_op): ...in to this.
8064 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8066 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8067 Add support for vec_extract on vector float, vector int, vector
8068 short, and vector char vector types.
8069 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8070 vector float, vector int, vector short, and vector char
8071 optimizations on 64-bit ISA 2.07 systems for both constant and
8072 variable element numbers.
8073 (rs6000_split_vec_extract_var): Likewise.
8074 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
8075 Altivec registers on ISA 2.07 and above.
8076 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
8077 which never was matched due to the split occuring before register
8078 allocation (and the code would not have worked on little endian
8079 systems if it did match). Allow extracts to go to the Altivec
8080 registers if ISA 2.07 (power8). Change from using "" around the
8081 C++ code to using {}'s.
8082 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
8083 vec_extracts when the vector is in memory.
8084 (vsx_extract_v4sf_var): New insn to optimize vector float
8085 vec_extracts when the element number is variable on 64-bit ISA
8087 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
8088 for 64-bit ISA 2.07 as well as ISA 3.0.
8089 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
8090 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
8091 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
8092 optimize vector int, vector short, and vector char vec_extracts
8093 when the vector is in memory.
8094 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
8095 optimize vector int, vector short, and vector char vec_extracts
8096 when the element number is variable.
8098 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8101 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
8102 does not overlap with other symbol flags.
8104 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
8106 * config/aarch64/aarch64.h (aarch64_frame):
8107 Remove padding0 and hardfp_offset. Add locals_offset,
8108 initial_adjust, callee_adjust, callee_offset and final_adjust.
8109 * config/aarch64/aarch64.c (aarch64_layout_frame):
8110 Remove unused padding0 and hardfp_offset initializations.
8111 Choose frame layout and set frame variables accordingly.
8112 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
8113 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
8114 (aarch64_pop_regs): Likewise.
8115 (aarch64_expand_prologue): Remove all decision code, just emit
8116 prolog according to frame variables.
8117 (aarch64_expand_epilogue): Remove all decision code, just emit
8118 epilog according to frame variables.
8119 (aarch64_initial_elimination_offset): Use offset to local/arg area.
8121 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
8124 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
8125 fix_debug_reg_uses after changing source register mode to
8126 V1TImode if source register is undefined.
8128 2015-08-01 Alan Hayward <alan.hayward@arm.com>
8130 PR tree-optimization/71818
8131 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
8132 with non invariant evolutions
8134 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8137 * config/avr/avr.md (length) [branch]: Correct insn length
8138 attribute for forward branches.
8140 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8142 * doc/extend.texi (AVR Built-in Functions): Document
8144 * config/avr/builtins.def (NOPS): New.
8145 * config/avr/avr.c (avr_expand_nops): New static function.
8146 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
8148 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8150 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
8151 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
8154 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
8156 * config/aarch64/aarch64.c (vulcan_tunings): Update
8157 vulcan L1 cache_line_size.
8159 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8161 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
8162 function that takes a vector memory address, a hard register, an
8163 element number and a temporary base register, and recreates an
8164 address that points to the appropriate element within the vector.
8165 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
8166 (rs6000_split_vec_extract_var): Add support for the target of a
8167 vec_extract with variable element number being a scalar memory
8169 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
8171 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
8172 vsx_extract_<mode>_load insn with a new insn that optimizes
8173 storing either element to a memory location, using scratch
8174 registers to pick apart the vector and reconstruct the address.
8175 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
8176 (vsx_extract_<mode>_store): Rework alternatives to more correctly
8177 support Altivec registers. Add support for ISA 3.0 Altivec d-form
8179 (vsx_extract_<mode>_var): Add support for extracting a variable
8180 element number from memory.
8182 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8184 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
8185 when testing for compares against constants of the form 0xabab.
8187 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8189 PR tree-optimization/57558
8190 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
8192 (vect_loop_versioning): Support versioning with niter assumptions.
8193 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
8194 (vect_get_loop_niters): New parameter. Reimplement to support
8195 assumptions in loop niter info.
8196 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
8197 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
8198 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
8199 Support loop versioning for niters.
8200 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
8201 (vect_free_loop_info_assumptions): New function.
8202 (vectorize_loops): Free loop niter info for loops with flag
8203 LOOP_F_ASSUMPTIONS set if vectorization failed.
8204 * tree-vectorizer.h (struct _loop_vec_info): New field
8205 num_iters_assumptions.
8206 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
8207 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
8208 (LOOP_REQUIRES_VERSIONING): New macro.
8209 (vect_free_loop_info_assumptions): New decl.
8211 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8213 * cfgloop.h (struct loop): New field constraints.
8214 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
8215 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
8217 * cfgloop.c (alloc_loop): Initialize new field.
8218 * cfgloopmanip.c (copy_loop_info): Copy constraints.
8219 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
8220 Adjust niter analysis wrto loop constraints.
8221 * doc/loop.texi (@node Number of iterations): Add description for loop
8224 2016-07-29 Marek Polacek <polacek@redhat.com>
8227 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
8228 (ix86_expand_round_builtin): Likewise.
8230 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
8231 Georg-Johann Lay <avr@gjlay.de>
8233 PR rtl-optimization/71976
8234 * combine.c (get_last_value): Return 0 if the argument for which
8235 the function is called has a wider mode than the recorded value.
8237 2016-07-29 Marek Polacek <polacek@redhat.com>
8240 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
8241 (altivec_expand_st_builtin): Likewise.
8243 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8245 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
8246 introduced in r238381.
8248 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
8251 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
8252 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
8254 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
8256 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
8258 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8259 Add support for vec_extract of vector double or vector long having
8260 a variable element number on 64-bit ISA 2.07 systems or newer.
8261 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
8263 (rs6000_split_vec_extract_var): New function to split a
8264 vec_extract built-in function with variable element number.
8265 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
8267 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
8268 (UNSPEC_VSX_EXTRACT): Likewise.
8269 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
8270 direct move instructions to be generated on 64-bit ISA 2.07
8271 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
8273 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
8274 arguments for vec_extract variable element.
8275 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
8276 vec_extract with variable element on V2DFmode and V2DImode
8278 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
8279 -mupper-regs-df requirement, since it isn't needed.
8280 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
8281 do direct moves on 64-bit systems, which allows optimization of
8282 vec_extract on 64-bit ISA 2.07 systems and newer.
8284 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8285 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8287 * config/aarch64/aarch64.md
8288 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
8290 (<optab>qihi2_aarch64): Likewise, and split into two.
8291 (extendqihi2_aarch64): New.
8292 (zero_extendqihi2_aarch64): New.
8293 * config/aarch64/iterators.md (ldrxt): Remove.
8294 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
8297 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8299 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
8301 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8303 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
8304 (aarch64_push_reg): New function to push 1 or 2 registers.
8305 (aarch64_pop_reg): New function to pop 1 or 2 registers.
8306 (aarch64_expand_prologue): Use aarch64_push_regs.
8307 (aarch64_expand_epilogue): Use aarch64_pop_regs.
8309 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
8311 PR tree-optimization/71734
8312 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
8313 attribute instead of REF_LOOP and use it.
8314 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
8315 set it for Loops having non-zero safelen attribute.
8316 (ref_indep_loop_p): Pass zero as initial value for safelen.
8318 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
8322 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
8323 call using chkp_gimple_call_builtin_p.
8324 (chkp_copy_bounds_for_assign): Likewise.
8326 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8328 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
8329 * config/arm/arm-protos.h (struct tune_params): Likewise.
8330 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
8331 (cortex_a9_sched_adjust_cost): Likewise.
8332 (fa726te_sched_adjust_cost): Likewise.
8333 (arm_adjust_cost): Likewise.
8334 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
8335 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
8336 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
8337 * config/i386/i386.c (ix86_adjust_cost): Likewise.
8338 * config/ia64/ia64.c: Likewise.
8339 * config/m68k/m68k.c: Likewise.
8340 * config/mep/mep.c (mep_adjust_cost): Likewise.
8341 * config/microblaze/microblaze.c (microblaze_adjust_cost):
8343 * config/mips/mips.c (mips_adjust_cost): Likewise.
8344 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
8346 * config/pa/pa.c (pa_adjust_cost): Likewise.
8347 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
8348 (rs6000_debug_adjust_cost): Likewise.
8349 * config/sh/sh.c (sh_adjust_cost): Likewise.
8350 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
8351 (hypersparc_adjust_cost): Likewise.
8352 (sparc_adjust_cost): Likewise.
8353 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
8354 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
8355 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
8357 * config/visium/visium.c (visium_adjust_cost): Likewise.
8358 * doc/tm.texi: Regenerate.
8359 * haifa-sched.c (dep_cost_1): Adjust.
8360 * target.def: Merge adjust_cost and adjust_cost_2.
8362 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8364 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
8366 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8368 * store-motion.c (struct st_expr): Make pattern_regs a vector.
8369 (extract_mentioned_regs): Append to a vector instead of
8370 returning a rtx_expr_list.
8371 (st_expr_entry): Adjust.
8372 (free_st_expr_entry): Likewise.
8373 (store_ops_ok): Likewise.
8374 (store_killed_in_insn): Likewise.
8375 (find_moveable_store): Likewise.
8377 2016-07-28 Martin Liska <mliska@suse.cz>
8379 PR gcov-profile/68025
8380 * tree-profile.c (tree_profiling): Respect
8381 no_profile_instrument_function attribute.
8382 * doc/extend.texi: Document no_profile_instrument_function
8385 2016-07-28 Martin Liska <mliska@suse.cz>
8387 PR rtl-optimization/70944
8388 * combine.c (make_compound_operation):
8389 Do not allow make_compound_operation for vector mode
8391 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8394 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8395 before calling get_ops.
8397 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8399 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8400 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8401 (BITS_PER_UNIT_LOG): Remove.
8402 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8403 * expr.c (expand_assignment): Likewise.
8404 * stor-layout.c (initialize_sizetypes): Likewise.
8406 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8408 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8409 signature of rs6000_expand_vector_extract so that the element
8410 number is a RTX instead of a constant integer.
8411 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8413 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8414 (altivec_expand_vec_ext_builtin): Likewise.
8415 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8416 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8417 MFVSRLD instruction.
8419 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8421 * input.c (get_pure_location): Move here from tree.c.
8422 (make_location): Likewise. Add header comment.
8423 (selftest::test_accessing_ordinary_linemaps): Verify
8424 pure_location_p, make_location, get_location_from_adhoc_loc and
8426 * input.h (get_pure_location): Move declaration here from tree.h.
8427 (get_finish): Likewise for inline function.
8428 (make_location): Likewise for declaration.
8429 * tree.c (get_pure_location): Move to input.c.
8430 (make_location): Likewise.
8431 * tree.h (get_pure_location): Move declaration to tree.h.
8432 (get_finish): Likewise for inline function.
8433 (make_location): Likewise for declaration.
8435 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8438 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
8440 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8442 * system.h (STATIC_ASSERT): Use static_assert if building
8445 2016-07-27 Richard Biener <rguenther@suse.de>
8447 PR tree-optimization/72517
8448 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
8449 Revert change to not compute read-read dependences.
8451 2016-07-27 Richard Biener <rguenther@suse.de>
8453 * predict.c (set_even_probabilities): Make nedges unsigned.
8455 2016-07-27 Martin Liska <mliska@suse.cz>
8457 * predict.c (set_even_probabilities): Handle unlikely edges.
8458 (combine_predictions_for_bb): Likewise.
8460 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8463 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
8464 __float128 support when we don't have hardware support, so that
8465 the IEEE built-in functions like isgreater, first call __unordkf3
8466 to make sure neither operand is a NaN, and if both operands are
8467 ordered, do the normal comparison.
8469 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8471 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
8473 (extract_code_and_val_from_cond_with_ops): Verify that name is
8474 either cond_op0 or cond_op1.
8476 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8478 PR tree-optimization/18046
8479 * genmodes.c (emit_mode_size_inline): Emit an assert that
8480 verifies that mode is a valid array index.
8481 (emit_mode_nuinits_inline): Likewise.
8482 (emit_mode_inner_inline): Likewise.
8483 (emit_mode_unit_size_inline): Likewise.
8484 (emit_mode_unit_precision_inline): Likewise.
8485 * tree-vrp.c: Include params.h.
8486 (find_switch_asserts): Register edge assertions for the default
8487 label which correspond to the anti-ranges of each case label.
8488 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
8489 * doc/invoke.texi: Document it.
8491 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8493 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
8494 and unnecessary call to gimple_bb.
8496 2016-07-26 Richard Biener <rguenther@suse.de>
8498 PR rtl-optimization/71984
8499 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
8502 2016-07-26 Richard Biener <rguenther@suse.de>
8505 * expmed.c (extract_bit_field_1): Constrain the vector mode
8506 with element size matching the extraction mode size when
8507 choosing a better vector mode to do the extraction from.
8509 2016-07-26 Richard Biener <rguenther@suse.de>
8510 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8513 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
8516 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8518 * tree-ssa-structalias.c (struct scc_info): Change types of
8519 members to auto_sbitmap and auto_vec.
8520 (scc_info::scc_info): New constructor.
8521 (scc_info::~scc_info): New destructor.
8522 (init_scc_info): Remove.
8523 (free_scc_info): Remove.
8524 (find_indirect_cycles): Adjust.
8525 (perform_var_substitution): Likewise.
8526 (free_var_substitution_info): Likewise.
8528 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8530 * tree-outof-ssa.c (struct elim_graph): Change type of members
8531 to auto_vec and auto_sbitmap.
8532 (elim_graph::elim_graph): New constructor.
8533 (delete_elim_graph): Remove.
8534 (expand_phi_nodes): Adjust.
8536 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8538 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
8539 (new_elim_graph): Adjust.
8540 (clear_elim_graph): Likewise.
8541 (delete_elim_graph): Likewise.
8542 (elim_graph_size): Likewise.
8543 (elim_graph_add_node): Likewise.
8544 (elim_graph_add_edge): Likewise.
8545 (elim_graph_remove_succ_edge): Likewise.
8546 (eliminate_name): Likewise.
8547 (eliminate_build): Likewise.
8548 (elim_forward): Likewise.
8549 (elim_unvisited_predecessor): Likewise.
8550 (elim_backward): Likewise.
8551 (elim_create): Likewise.
8552 (eliminate_phi): Likewise.
8553 (expand_phi_nodes): Likewise.
8555 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8557 * bt-load.c (compute_out): Use auto_sbitmap class.
8558 (link_btr_uses): Likewise.
8559 * cfganal.c (mark_dfs_back_edges): Likewise.
8560 (post_order_compute): Likewise.
8561 (inverted_post_order_compute): Likewise.
8562 (pre_and_rev_post_order_compute_fn): Likewise.
8563 (single_pred_before_succ_order): Likewise.
8564 * cfgexpand.c (pass_expand::execute): Likewise.
8565 * cfgloop.c (verify_loop_structure): Likewise.
8566 * cfgloopmanip.c (fix_bb_placements): Likewise.
8567 (remove_path): Likewise.
8568 (update_dominators_in_loop): Likewise.
8569 * cfgrtl.c (break_superblocks): Likewise.
8570 * ddg.c (check_sccs): Likewise.
8571 (create_ddg_all_sccs): Likewise.
8572 * df-core.c (df_worklist_dataflow): Likewise.
8573 * dse.c (dse_step3): Likewise.
8574 * except.c (eh_region_outermost): Likewise.
8575 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8576 * gcse.c (prune_expressions): Likewise.
8577 (prune_insertions_deletions): Likewise.
8578 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
8579 * graph.c (draw_cfg_nodes_no_loops): Likewise.
8580 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
8581 * lcm.c (compute_earliest): Likewise.
8582 (compute_farthest): Likewise.
8583 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
8584 (unroll_loop_runtime_iterations): Likewise.
8585 (unroll_loop_stupid): Likewise.
8586 * lower-subreg.c (decompose_multiword_subregs): Likewise.
8587 * lra-lives.c: Likewise.
8588 * lra.c (lra): Likewise.
8589 * modulo-sched.c (schedule_reg_moves): Likewise.
8590 (optimize_sc): Likewise.
8591 (get_sched_window): Likewise.
8592 (sms_schedule_by_order): Likewise.
8593 (check_nodes_order): Likewise.
8594 (order_nodes_of_sccs): Likewise.
8595 (order_nodes_in_scc): Likewise.
8596 * recog.c (split_all_insns): Likewise.
8597 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
8598 * reload1.c (reload): Likewise.
8599 * sched-rgn.c (haifa_find_rgns): Likewise.
8600 (split_edges): Likewise.
8601 (compute_trg_info): Likewise.
8602 * sel-sched.c (init_seqno): Likewise.
8603 * store-motion.c (remove_reachable_equiv_notes): Likewise.
8604 * tree-into-ssa.c (update_ssa): Likewise.
8605 * tree-ssa-live.c (live_worklist): Likewise.
8606 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
8607 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8609 (try_peel_loop): Likewise.
8610 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8612 * tree-ssa-pre.c (compute_antic): Likewise.
8613 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
8614 * tree-stdarg.c (reachable_at_most_once): Likewise.
8615 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
8616 * var-tracking.c (vt_find_locations): Likewise.
8618 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8620 * sbitmap.h (auto_sbitmap): New class.
8622 2016-07-26 Alan Modra <amodra@gmail.com>
8625 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
8628 2016-07-25 David Malcolm <dmalcolm@redhat.com>
8630 * input.c (selftest::temp_source_file::temp_source_file): Fix
8631 missing "%s" in fprintf.
8633 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
8636 * cselib.c (cselib_process_insn): Invalidate argument slots for
8639 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8641 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
8642 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
8643 vmulxh_lane_f16, vmulxh_laneq_f16): New.
8645 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8647 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8648 * config/aarch64/aarch64.md (fma, fnma): Support HF.
8649 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
8651 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8653 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8654 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
8656 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
8657 (add<mode>3): Likewise.
8658 (sub<mode>3): Likewise.
8659 (mul<mode>3): Likewise.
8660 (div<mode>3): Likewise.
8661 (*div<mode>3): Likewise.
8662 (<fmaxmin><mode>3): Extend to HF.
8663 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
8664 (fabd<mode>3): Likewise.
8665 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
8666 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
8667 (aarch64_fmulx<mode>): Likewise.
8668 (aarch64_fac<optab><mode>): Likewise.
8669 (aarch64_frecps<mode>): Likewise.
8670 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
8671 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
8672 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
8673 (VSDQ_HSDI): Support HI.
8674 (fcvt_target, FCVT_TARGET): Likewise.
8675 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
8676 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
8677 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
8678 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
8679 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
8680 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
8681 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
8684 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8686 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
8687 * config/aarch64/aarch64-builtins.c (hi_UP): New.
8688 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8689 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
8691 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
8692 (aarch64_cm<optab><mode>): Likewise.
8693 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
8694 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
8695 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
8696 (sqrt<mode>2): Likewise.
8697 (*sqrt<mode>2): Likewise.
8698 (abs<mode>2): Likewise.
8699 (<optab><mode>hf2): New pattern for HF mode.
8700 (<optab>hihf2): Likewise.
8701 * config/aarch64/arm_neon.h: Include arm_fp16.h.
8702 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
8703 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
8705 * config/aarch64/arm_fp16.h: New file.
8706 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
8707 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
8708 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
8709 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
8710 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
8711 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
8712 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
8713 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
8714 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
8715 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
8716 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
8717 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
8720 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8722 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
8723 reduc_smin_scal_): Use VDQIF_F16.
8724 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
8725 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
8727 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
8728 * config/aarch64/iterators.md (VDQIF_F16): New.
8729 (vp): Support HF modes.
8730 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
8731 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
8733 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8735 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
8736 "*aarch64_mulx_elt_from_dup<mode>".
8737 (*aarch64_mul3_elt<mode>): Update schedule type.
8738 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
8739 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
8740 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8741 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
8742 (f, fp): Support HF modes.
8743 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
8744 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
8745 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
8746 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
8747 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
8748 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
8750 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8752 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8753 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
8755 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
8758 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8760 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8761 * config/aarch64/aarch64-simd.md
8762 (aarch64_rsqrts<mode>): Extend to HF modes.
8763 (fabd<mode>3): Likewise.
8764 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
8765 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
8766 (aarch64_<maxmin_uns>p<mode>): Likewise.
8767 (<su><maxmin><mode>3): Likewise.
8768 (<maxmin_uns><mode>3): Likewise.
8769 (<fmaxmin><mode>3): Likewise.
8770 (aarch64_faddp<mode>): Likewise.
8771 (aarch64_fmulx<mode>): Likewise.
8772 (aarch64_frecps<mode>): Likewise.
8773 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
8774 (add<mode>3): Extend to HF modes.
8775 (sub<mode>3): Likewise.
8776 (mul<mode>3): Likewise.
8777 (div<mode>3): Likewise.
8778 (*div<mode>3): Likewise.
8779 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
8781 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
8782 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
8783 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
8784 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
8785 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
8786 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
8787 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
8788 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
8789 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
8790 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
8791 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
8792 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
8793 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
8794 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
8796 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8798 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
8799 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8800 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
8801 (neg<mode>2): Likewise.
8802 (abs<mode>2): Likewise.
8803 (<frint_pattern><mode>2): Likewise.
8804 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
8805 (<optab><VDQF:mode><fcvt_target>2): Likewise.
8806 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
8807 (ftrunc<VDQF:mode>2): Likewise.
8808 (<optab><fcvt_target><VDQF:mode>2): Likewise.
8809 (sqrt<mode>2): Likewise.
8810 (*sqrt<mode>2): Likewise.
8811 (aarch64_frecpe<mode>): Likewise.
8812 (aarch64_cm<optab><mode>): Likewise.
8813 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
8815 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
8816 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
8818 * config/aarch64/arm_neon.h (vdup_n_f16): New.
8819 (vdupq_n_f16): Likewise.
8820 (vld1_dup_f16): Use vdup_n_f16.
8821 (vld1q_dup_f16): Use vdupq_n_f16.
8822 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
8823 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
8824 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
8825 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
8826 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
8827 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
8828 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
8829 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
8830 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
8831 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
8832 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
8833 vsqrt_f16, vsqrtq_f16): New.
8835 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8837 * config/aarch64/aarch64-simd.md
8838 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
8839 (aarch64_ext<mode>): Likewise.
8840 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
8841 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
8842 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
8844 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
8846 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
8847 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
8848 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
8849 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
8850 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
8851 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
8852 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
8854 (vmov_n_f16): Reimplement using vdup_n_f16.
8855 (vmovq_n_f16): Reimplement using vdupq_n_f16..
8857 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8859 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
8860 "frame_related_p". Generate CFA annotation when it's necessary.
8861 (aarch64_expand_prologue): Use aarch64_add_constant.
8862 (aarch64_expand_epilogue): Likewise.
8863 (aarch64_output_mi_thunk): Pass "false" when calling
8864 aarch64_add_constant.
8866 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8868 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
8871 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8873 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
8874 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
8875 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
8876 (aarch64_build_constant): Delete.
8878 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
8881 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8883 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8884 flag_toplevel_reorder.
8886 2016-07-25 Richard Biener <rguenther@suse.de>
8888 * cgraph.c (cgraph_node::verify_node): Compare against builtin
8889 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
8890 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
8891 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
8892 (streamer_get_builtin_tree): Likewise.
8893 (streamer_write_builtin): Likewise.
8894 * lto-streamer.h (LTO_builtin_decl): Remove.
8895 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8896 (lto_input_scc): Remove LTO_builtin_decl handling.
8897 (lto_input_tree_1): Liekwise.
8898 * lto-streamer-out.c (lto_output_tree_1): Remove special
8899 handling of builtins.
8900 (DFS::DFS): Likewise.
8901 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8902 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8904 (streamer_write_builtin): Remove.
8906 2016-07-25 Martin Liska <mliska@suse.cz>
8908 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8909 if flag_auto_profile is set to true.
8911 2016-07-25 Martin Liska <mliska@suse.cz>
8913 PR gcov-profile/71868
8914 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
8915 have a function with multiple latches, count them all.
8917 2016-07-25 Martin Liska <mliska@suse.cz>
8919 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
8921 2016-07-25 Martin Liska <mliska@suse.cz>
8923 PR tree-optimization/71987
8924 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
8925 just for SSA_NAMEs. Fix GNU coding style.
8927 2016-07-25 Martin Liska <mliska@suse.cz>
8929 PR gcov-profile/64874
8930 * gcov-io.h: Update command about file format.
8931 * gcov-iov.c (main): Adapt the numbering scheme.
8933 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8936 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
8937 whose result is used in PHI.
8938 (final_range_test_p): Likewise.
8939 (maybe_optimize_range_tests): Likewise.
8941 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8943 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8944 Reformat two multi-line strings.
8946 2016-07-22 Martin Sebor <msebor@redhat.com>
8948 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
8950 2016-07-22 Martin Sebor <msebor@redhat.com>
8953 * doc/extend.texi (Compound Literals): Correct and clarify.
8954 (Cast to Union): Same.
8956 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
8958 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8959 comments to explain why certain error messages make mention of
8960 undocumented options.
8961 (rs6000_invalid_builtin): Change error messages to replace mention
8962 of undocumented options with mention of the -mcpu=power9 option
8963 that enables those undocumented options.
8964 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
8965 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
8966 definition of this macro to correct an existing error.
8967 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
8968 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
8969 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
8970 descriptions of built-in functions so that they depend on
8971 -mcpu=power9 instead of on the corresponding undocumented flags.
8972 * doc/invoke.texi (Option Summary): Remove all mention of newly
8974 (IBM RS/6000 and PowerPC Options): Likewise.
8975 * doc/md.texi (Constraints for Particuliar Machines): Remove all
8976 mention of newly undocumented flags.
8978 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
8980 * ipa-cp.c (determine_versionability): Do not create constprop clones,
8981 when target_clones attribute is set.
8983 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8985 * common.opt (funsafe-loop-optimizations): Mark ignore.
8986 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
8987 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
8989 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
8990 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
8992 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8994 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8996 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8998 (number_of_iterations_exit): Warn missed loop optimization for
8999 possible infinite loops.
9001 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
9004 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
9005 when to emit a ".machine" pseudo-op.
9007 2016-07-22 Martin Liska <mliska@suse.cz>
9009 PR gcov-profile/69028
9010 PR gcov-profile/62047
9011 * coverage.c (coverage_compute_lineno_checksum): Do not
9012 calculate checksum for fns w/o xloc.file.
9013 (coverage_compute_profile_id): Likewise.
9015 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
9017 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
9018 (avr_secondary_reload): ...and implementation.
9019 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
9020 * config/avr/avr.md (reload_in<mode>): Remove insns.
9021 (adjust_len) [lpm]: Remove insn attribute value.
9022 * config/avr/predicates.md (flash_operand): Remove insn predicate.
9024 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9027 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
9029 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
9030 * calls.c (special_function_p): Remove the special handling of the
9031 "__builtin_" prefix.
9033 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9036 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
9037 if STMT may be an alloca call.
9038 (gimple_alloca_call_p, alloca_call_p): Return only true for the
9039 builtin alloca call.
9040 * calls.h (gimple_maybe_alloca_call_p): New function.
9041 * tree-inline.c (inline_forbidden_p_stmt): Use
9042 gimple_maybe_alloca_call_p here.
9044 2016-07-21 David Malcolm <dmalcolm@redhat.com>
9046 * spellcheck-tree.c (best_macro_match::best_macro_match):
9047 Explictly specify the template arguments when invoking the base
9048 class constructor, to help older C++ compilers.
9050 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9053 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
9054 before builtin_decl_implicit.
9056 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9058 * optabs.c (emit_condiitonal_move): Short circuit for identical
9061 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9063 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
9064 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
9065 (noce_conversion_profitable_p): New.
9066 (noce_try_store_flag_constants): Use it.
9067 (noce_try_addcc): Likewise.
9068 (noce_try_store_flag_mask): Likewise.
9069 (noce_try_cmove): Likewise.
9070 (noce_try_cmove_arith): Likewise.
9071 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
9073 (noce_convert_multiple_sets): Move cost model to here, from...
9074 (bb_ok_for_noce_convert_multiple_sets) ...here.
9075 (noce_process_if_block): Update calls for above changes.
9076 (noce_find_if_block): Record new noce_if_info parameters.
9078 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9080 * target.def (max_noce_ifcvt_seq_cost): New.
9081 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
9082 * doc/tm.texi: Regenerate.
9083 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
9084 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
9085 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
9086 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
9087 * doc/invoke.texi: Document new params.
9089 2016-07-21 Richard Biener <rguenther@suse.de>
9091 PR tree-optimization/71947
9092 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
9093 ranges have useful limit_vr information.
9095 2016-07-21 Richard Biener <rguenther@suse.de>
9097 * function-tests.c (build_trivial_generic_function): Set
9098 BLOCK_SUPERCONTEXT of DECL_INITIAL.
9099 * omp-low.c (create_omp_child_function): Likewise.
9100 (grid_expand_target_grid_body): Likewise.
9101 * cgraphunit.c (init_lowered_empty_function): Likewise.
9102 (cgraph_node::expand_thunk): Likewise.
9103 * tree-parloops.c (create_loop_fn): Likewise.
9104 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
9106 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9108 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
9111 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
9113 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
9114 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
9115 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
9116 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
9117 values for insn attribute.
9118 * config/avr/avr.c (avr_out_insert_notbit): New function.
9119 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
9120 ADJUST_LEN_INSV_NOTBIT_0/_7.
9121 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
9123 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9125 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
9126 (chrec_convert_1, chrec_convert): Ditto.
9127 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
9128 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
9129 * tree-vrp.c (adjust_range_with_scev): Ditto.
9130 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
9131 (scev_var_range_cant_overflow): New function.
9132 (scev_probably_wraps_p): New parameter. Call above function.
9133 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
9135 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9137 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
9138 by removing computation of may_be_zero.
9140 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9142 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
9144 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
9146 Improving concepts performance and diagnostics.
9147 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
9148 for constraint satisfaction and subsumption.
9149 * timevar.h (auto_timevar): New constructor that matches the push/pop
9150 pattern of usage in pt.c.
9152 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9154 * hwint.h (HOST_WIDE_INT_0): New define.
9155 (HOST_WIDE_INT_0U): Ditto.
9156 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
9157 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
9158 * simplify-rtx.c: Ditto.
9159 * tree-object-size.c: Ditto.
9161 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9163 * config/s390/s390.c (s390_encode_section_info): Remove mode size
9166 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9168 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
9169 * combine.c: Use HOST_WIDE_INT_M1U instead of
9170 ~(unsigned HOST_WIDE_INT) 0.
9171 * double-int.h: Ditto.
9173 * dwarf2asm.c:Ditto.
9175 * genmodes.c: Ditto.
9177 * read-rtl.c: Ditto.
9178 * tree-ssa-loop-ivopts.c: Ditto.
9179 * tree-ssa-loop-prefetch.c: Ditto.
9180 * tree-vect-generic.c: Ditto.
9181 * tree-vect-patterns.c: Ditto.
9184 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9186 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
9187 constant addresses outside [0,0xc0] into a register.
9188 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
9189 cases where the base address register is unused after.
9190 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
9191 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
9192 (avr_out_store_psi_reg_disp_tiny): Same.
9194 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9196 Implement attribute progmem on reduced Tiny cores by adding
9197 flash offset 0x4000 to respective symbols.
9200 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
9201 documentation how it works on reduced Tiny cores.
9202 (AVR Named Address Spaces): No support for reduced Tiny.
9203 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
9204 (avr_address_tiny_pm_p): New static function.
9205 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
9206 if the address is in progmem.
9207 (avr_assemble_integer): Same.
9208 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
9209 for symbol_ref in progmem.
9210 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
9211 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
9212 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
9214 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
9216 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
9217 * configure: Regenerate.
9218 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
9219 (USE_THIN_ARCHIVES): New variable.
9220 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
9221 this archive as a thin archive.
9223 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9225 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
9226 same location as last time, don't skip if we have fix-it hints.
9227 Clarify the skipping logic by converting it from one "if" clause
9228 to repeated "if" clauses.
9229 * spellcheck-tree.c: Include "cpplib.h".
9230 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
9231 (best_macro_match::best_macro_match): New constructor.
9232 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
9233 Move here from c/c-decl.c.
9234 (class best_macro_match): Move here from c/c-decl.c, converting
9235 from a typedef to a subclass, gaining a ctor.
9237 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9239 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
9240 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
9242 (avr_addr_space_diagnose_usage): ...and implementation.
9243 (avr_addr_space_supported_p): New function.
9244 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
9245 report bad address space usage if that space is supported.
9246 (avr_insert_attributes): Same. No more complain about unsupported
9248 * config/avr/avr-c.c (tm_p.h): Include it.
9249 (avr_cpu_cpp_builtins): Only define addr-space related built-in
9250 macro if avr_addr_space_supported_p.
9252 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9254 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9255 flag_toplevel_reorder.
9257 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9259 * gcc-rich-location.c
9260 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
9262 * gcc-rich-location.h
9263 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
9265 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9267 * target.def (addr_space): Add new diagnose_usage to hook vector.
9268 * targhooks.c (default_addr_space_diagnose_usage): Add default
9269 implementation and...
9270 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
9271 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
9272 is some address space, call targetm.addr_space.diagnose_usage.
9273 * doc/tm.texi.in (Named Address Spaces): Add anchor for
9274 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
9275 * doc/tm.texi: Regenerate.
9277 2016-07-20 Martin Liska <mliska@suse.cz>
9280 * graphite-isl-ast-to-gimple.c (later_of_the_two):
9281 Properly handly PHI stmts.
9283 2016-07-20 Bin Cheng <bin.cheng@arm.com>
9285 PR tree-optimization/71503
9286 PR tree-optimization/71683
9287 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
9290 2016-07-20 Martin Liska <mliska@suse.cz>
9292 * doc/invoke.texi (-fipa-ra): Document when the option is
9293 disabled. Fix a typo.
9295 2016-07-20 Martin Liska <mliska@suse.cz>
9297 * Makefile.in: Include fibonacci_heap.c
9298 * fibonacci_heap.c: New file.
9299 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
9300 (fibonacci_heap::union_with): Fix deletion of the second heap.
9301 * selftest-run-tests.c (selftest::run_tests): Incorporate
9302 fibonacci heap tests.
9303 * selftest.h: Declare fibonacci_heap_c_tests.
9305 2016-07-20 Martin Liska <mliska@suse.cz>
9307 * selftest-run-tests.c (selftest::run_tests): New function.
9308 * selftest.h (sreal_c_tests): Declare.
9309 * sreal.c (sreal_verify_basics): New function.
9310 (verify_aritmetics): Likewise.
9311 (sreal_verify_arithmetics): Likewise.
9312 (verify_shifting): Likewise.
9313 (sreal_verify_shifting): Likewise.
9314 (void sreal_c_tests): Likewise.
9316 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9318 PR rtl-optimization/71916
9319 * cfgrtl.c (contains_no_active_insn_p): Return false also for
9320 bb which have a single succ fake edge.
9322 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
9325 * dwarf2out.c (gen_subprogram_die): Only call
9326 gen_unspecified_parameters_die while dumping early dwarf.
9328 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9331 * gimple-fold.c (fold_builtin_memory_op): Use
9332 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
9334 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
9336 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
9337 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
9338 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
9339 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
9343 * double-int.c: Ditto.
9345 * dwarf2out.c: Ditto.
9348 * fold-const.c: Ditto.
9349 * function.c: Ditto.
9351 * genmodes.c: Ditto.
9355 * loop-doloop.c: Ditto.
9356 * loop-invariant.c: Ditto.
9363 * simplify-rtx.c: Ditto.
9364 * stor-layout.c: Ditto.
9366 * tree-ssa-loop-ivopts.c: Ditto.
9367 * tree-vect-generic.c: Ditto.
9368 * tree-vect-patterns.c: Ditto.
9373 * wide-int-print.cc: Ditto.
9374 * wide-int.cc: Ditto.
9375 * wide-int.h: Ditto.
9377 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9379 * selftest.c (selftest::assert_streq): Handle NULL values of
9380 val_actual and val_expected.
9382 2016-07-19 Martin Jambor <mjambor@suse.cz>
9385 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
9386 rather than cgraph_create_node to get a call graph node.
9388 2016-07-19 Richard Biener <rguenther@suse.de>
9390 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9391 handle all tcc_constant bases and valueize SSA names.
9392 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9395 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9397 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9398 the flags of the exit block and bb2, not just the entry block.
9400 2016-07-19 Richard Biener <rguenther@suse.de>
9402 PR tree-optimization/71901
9403 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9404 align member, group stuff with the bitfield.
9405 (vn_ref_op_align_unit): New inline.
9406 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9407 record element alignment and operand 3 unchanged.
9408 (ao_ref_init_from_vn_reference): Adjust.
9409 (valueize_refs_1): Likewise.
9410 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9412 2016-07-19 Richard Biener <rguenther@suse.de>
9414 PR tree-optimization/71908
9415 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9416 symbolic constants in a more reliable way.
9418 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9420 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
9422 (vect_update_inits_of_drs): Likewise.
9423 (vect_create_cond_for_alias_checks): Likewise.
9424 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
9426 2016-07-19 Richard Biener <rguenther@suse.de>
9429 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
9430 with an abstract origin that is not an inlined function outer
9431 scope add a self-reference as abstract origin.
9432 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
9434 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9437 * config/rs6000/rs6000.c (rs6000_function_value): Fix
9438 unintentional System V.4 structure return breakage for structures
9439 with a single floating point element.
9441 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9443 PR tree-optimization/71734
9444 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
9445 contains REF, use it to check safelen, assume that safelen value
9446 must be greater 1, fix style.
9447 (ref_indep_loop_p_2): Add REF_LOOP argument.
9448 (ref_indep_loop_p): Pass LOOP as additional argument to
9451 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
9453 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
9454 allocation in the prologue.
9455 * explow.c (get_dynamic_stack_base): New function to return an address
9456 expression for the dynamic stack base.
9457 (get_dynamic_stack_size): New function to do the required dynamic stack
9458 space size calculations.
9459 (allocate_dynamic_stack_space): Use new functions.
9460 (align_dynamic_address): Move some code from
9461 allocate_dynamic_stack_space to new function.
9462 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
9464 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9466 * config/s390/s390.c (s390_encode_section_info): Always set
9467 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
9470 2016-07-18 Richard Biener <rguenther@suse.de>
9472 PR tree-optimization/71893
9473 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
9474 for sizetype cast added by array_ref_element_size.
9475 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9477 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
9479 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
9480 register parameters. Remove code to initialize argument pointer
9481 on TARGET_64BIT. Optimize call to _mcount when it can be reached
9482 using a pc-relative branch. Cleanup conditional code.
9483 * config/pa/pa.md (call_mcount): New expander.
9484 (call_mcount_nonpic): New insn.
9485 (call_mcount_pic): New insn and split.
9486 (call_mcount_pic_post_reload): New insn.
9487 (call_mcount_64bit): New insn and split.
9488 (call_mcount_64bit_post_reload): New insn.
9490 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
9492 * config/avr/predicates.md (const_m255_to_m1_operand): New.
9493 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
9494 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
9495 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
9496 (*usum_widenqihi3, *udiff_widenqihi3)
9497 (*addhi3_zero_extend.const): New combiner insns.
9498 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
9499 just 1 bit is affected.
9500 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
9501 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
9503 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
9505 * omp-low.c (lower_omp_target): Mark data clauses with
9506 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
9507 zero-length subarrays.
9509 2016-07-15 Richard Biener <rguenther@suse.de>
9511 PR tree-optimization/71881
9512 * tree-loop-distribution.c (destroy_loop): Remove blocks in
9513 reverse DOM order to make debug temp generation happy.
9515 2016-07-15 Richard Biener <rguenther@suse.de>
9517 PR tree-optimization/71887
9518 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
9519 verify it is not zero for division / modulo handling.
9520 (value_replacement): Adjust.
9522 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
9523 Julian Brown <julian@codesourcery.com>
9525 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
9526 * config/aarch64/aarch64-cost-tables.h
9527 (vulcan_extra_costs): New variable.
9528 * config/aarch64/aarch64.c
9529 (vulcan_addrcost_table): Likewise.
9530 (vulcan_regmove_cost): Likewise.
9531 (vulcan_vector_cost): Likewise.
9532 (vulcan_branch_cost): Likewise.
9533 (vulcan_tunings): Likewise.
9535 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
9537 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
9538 (output_in_order): Loop over undefined variables too. Output them
9539 via assemble_undefined_decl. Skip variables that correspond to hard
9540 registers or have value-exprs.
9541 * varpool.c (symbol_table::output_variables): Handle undefined
9542 variables together with defined ones.
9544 2016-07-15 Richard Biener <rguenther@suse.de>
9546 * tree-ssa-pre.c (get_representative_for): Make sure to return
9547 the value number of SSA names.
9548 (phi_translate_1): get_representative_for cannot return NULL.
9549 (do_pre_regular_insertion): Remove redundant call to
9550 fully_constant_expression.
9551 (do_pre_partial_partial_insertion): Likewise.
9553 2016-07-15 Bin Cheng <bin.cheng@arm.com>
9555 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
9556 (derive_simple_iv_with_niters): New function.
9557 (simple_iv): Rewrite using simple_iv_with_niters.
9558 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
9559 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9561 (number_of_iterations_exit): Rewrite using above function.
9562 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9565 2016-07-15 Richard Biener <rguenther@suse.de>
9567 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
9570 2016-07-14 Jakub Jelinek <jakub@redhat.com>
9572 PR tree-optimization/71872
9573 * tree-data-ref.c (get_references_in_stmt): Ignore references
9574 with is_gimple_constant get_base_address.
9576 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9578 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
9579 (TARGET_HAVE_LDACQD): New macro.
9580 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
9581 than TARGET_HAVE_LDACQ.
9582 (arm_load_acquire_exclusivedi): Likewise.
9583 (arm_store_release_exclusivedi): Likewise.
9585 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9587 PR rtl-optimization/71878
9588 * lra-constraints.c (match_reload): Pass information about other
9589 output operands. Create new unique register value if matching input
9590 operand shares same register value as output operand being considered.
9591 (curr_insn_transform): Record output operands already processed.
9593 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9596 PR tree-optimization/70923
9597 * tree-vect-patterns.c: Include mult-synthesis.h.
9598 (target_supports_mult_synth_alg): New function.
9599 (synth_lshift_by_additions): Likewise.
9600 (apply_binop_and_append_stmt): Likewise.
9601 (vect_synth_mult_by_constant): Likewise.
9602 (target_has_vecop_for_code): Likewise.
9603 (vect_recog_mult_pattern): Use above functions to synthesize vector
9604 multiplication by integer constants.
9606 2016-07-14 Alan Modra <amodra@gmail.com>
9608 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
9609 gpr alternatives. Correct '*' placement on Y,r alternative.
9610 Add '*' on operand 1 of r,r alternative.
9612 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9614 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
9615 * expmed.h: ... Here.
9617 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
9619 * gimple.h (stmt_can_terminate_bb_p): New function.
9620 * tree-cfg.c (need_fake_edge_p): Rename to ...
9621 (stmt_can_terminate_bb_p): ... this; return true if stmt can
9622 throw external; handle const and pure calls.
9623 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
9625 2016-07-14 Richard Biener <rguenther@suse.de>
9627 PR tree-optimization/71866
9628 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
9629 (do_hoist_insertion): Avoid endless recursion when we
9630 didn't insert anything because we managed to simplify
9631 things down to a constant or SSA name.
9632 (fully_constant_expression): Re-write in terms of ...
9633 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
9634 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
9635 vn_nary_build_or_lookup_1.
9636 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
9637 (vn_nary_build_or_lookup): ... this which now wraps it.
9639 2016-07-14 Alan Modra <amodra@gmail.com>
9642 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
9643 with p9_vector override before power9-dform override.
9645 2016-07-13 Andi Kleen <ak@linux.intel.com>
9647 * value-prof.c (gimple_value_profile_transformations): Don't run
9648 when auto_profile is on.
9650 2016-07-13 Andi Kleen <ak@linux.intel.com>
9652 * auto-profile.c (update_inlined_ind_target,
9653 afdo_indirect_call): Print information to dump file.
9655 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
9657 * genrecog.c (special_predicate_operand_p): New function.
9658 (predicate_name): Move function.
9659 (validate_pattern): Don't warn about missing mode for all
9660 define_special_predicate predicates.
9662 2016-07-13 Bin Cheng <bin.cheng@arm.com>
9664 * tree-vect-data-refs.c (vect_no_alias_p): New function.
9665 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
9666 resolve alias checks which are known at compilation time.
9667 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
9668 alias checks are resolved. Move dump info for too many runtime
9669 alias checks to here...
9670 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
9672 2016-07-13 Richard Biener <rguenther@suse.de>
9674 PR tree-optimization/24574
9675 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
9676 position and add shift, rotate, divison and modulo support
9678 (value_replacement): Pass in argument position to absorbing_element_p.
9680 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
9683 * ipa-inline-transform.c (inline_call): Support
9684 instrumented thunks.
9686 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9688 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
9689 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
9691 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
9692 Baseline. Make initial alternative TARGET_32BIT only.
9693 (udivsi3): Likewise.
9694 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
9695 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
9698 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9700 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
9701 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
9702 availability with TARGET_HAVE_MOVT.
9703 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
9704 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
9705 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
9707 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
9708 extra instruction if MOVW is available. Use a cost variable
9709 incremented by COSTS_N_INSNS (1) when the condition match rather than
9710 returning an arithmetic expression based on COSTS_N_INSNS. Make
9711 constant with bottom half word zero cost 2 instruction if MOVW is
9713 * config/arm/arm.md (define_attr "arch"): Add v8mb.
9714 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
9715 target is ARMv8-M Baseline.
9716 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
9717 (arm_movtas_ze): Likewise.
9718 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
9719 alternative for constants satisfying j constraint.
9720 (thumb1_movsi_insn): Likewise.
9721 (movsi splitter for K alternative): Tighten condition to not trigger
9722 if movt is available and j constraint is satisfied.
9723 (Pe immediate splitter): Likewise.
9724 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
9725 constant fitting in an halfword to use MOVW.
9726 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
9729 2016-07-13 Richard Biener <rguenther@suse.de>
9732 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
9733 gimplifying the LHS. Make sure to gimplify a returning twice
9734 call LHS without using SSA names.
9736 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9738 * tree-data-ref.c (find_data_references_in_stmt): Remove
9739 unnecessary call to vec::release.
9740 (graphite_find_data_references_in_stmt): Likewise.
9741 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
9742 * tree-vect-stmts.c (vectorizable_condition): Likewise.
9744 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9746 * cfgexpand.c (expand_used_vars): Make the type of a local
9748 * genmatch.c (lower_for): Likewise.
9749 * haifa-sched.c (haifa_sched_init): Likewise.
9750 (add_to_speculative_block): Likewise.
9751 (create_check_block_twin): Likewise.
9752 * predict.c (handle_missing_profiles): Likewise.
9753 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
9754 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
9755 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
9757 (maybe_lower_iteration_bound): Likewise.
9758 * tree-ssa-sccvn.c (DFS): Likewise.
9759 * tree-stdarg.c (reachable_at_most_once): Likewise.
9760 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9761 (vectorizable_store): Likewise.
9763 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9765 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
9766 (sccvn_dom_walker): make cond_stack an auto_vec.
9768 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9770 * ree.c (struct ext_state): Make type of members auto_vec.
9771 (find_and_remove_re): Adjust.
9773 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9775 * cfgexpand.c (struct stack_vars_data): Make type of fields
9777 (expand_used_vars): Adjust.
9779 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9781 * ipa.c (record_cdtor_fn): Adjust.
9782 (build_cdtor_fns): Likewise.
9783 (ipa_cdtor_merge): Make static_ctors and static_dtors local
9786 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9788 * genextract.c (struct accum_extract): Add constructor and make
9792 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9794 * tree.c (struct free_lang_data_d): Add constructor and change
9795 types of members to ones that automatically manage resources.
9796 (fld_worklist_push): Adjust.
9797 (find_decls_types): Likewise.
9798 (find_decls_types_in_eh_region): Likewise.
9799 (free_lang_data_in_cgraph): Stop manually creating and
9800 destroying members of free_lang_data_d.
9802 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
9804 PR rtl-optimization/68961
9805 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
9806 peephole variant. Use sse_reg_operand predicates.
9808 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
9810 * config/i386/predicates.md (x86_64_immediate_operand)
9811 <case CONST_INT>: Remove unneeded truncation to DImode.
9812 <case CONST>: Ditto.
9813 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9815 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9818 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
9819 The xxperm and xxpermr instructions require that the 2nd input
9820 operand overlap with the output operand, and not the 1st.
9821 (altivec_vperm_v8hiv16qi): Likewise.
9822 (altivec_vperm_<mode>_uns_internal): Likewise.
9823 (altivec_vpermr_<mode>_internal): Likewise.
9824 (vperm_v8hiv4si): Likewise.
9825 (vperm_v16qiv8hi): Likewise.
9827 2016-07-12 Nathan Sidwell <nathan@acm.org>
9829 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
9830 when -mno-pic-data-is-text-relative is in effect, by default.
9831 * doc/invoke.texi (mpic-data-is-text-relative): Document new
9832 behavior and clarify.
9834 2016-07-12 Martin Liska <mliska@suse.cz>
9836 * params.def: Add avg-loop niter.
9837 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
9838 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
9839 * doc/invoke.texi: Document the new parameter.
9841 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9844 * expr.c (store_constructor): Mask sign-extended bits when widening
9845 sub-word constructor element at the start of a word.
9847 2016-07-12 Martin Liska <mliska@suse.cz>
9849 * Makefile.in: Append rule for params-options.h.
9850 * params-options.h: New file.
9852 2016-07-12 Martin Liska <mliska@suse.cz>
9854 * ira-build.c (mark_loops_for_removal): Properly iterate
9857 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
9858 Richard Biener <rguenther@suse.de>
9860 PR tree-optimization/23286
9861 PR tree-optimization/70159
9862 * doc/invoke.texi: Document -fcode-hoisting.
9863 * common.opt (fcode-hoisting): New flag.
9864 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
9865 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
9866 (do_regular_insertion): Rename to ...
9867 (do_pre_regular_insertion): ... this and amend general comments
9868 on insertion strathegy.
9869 (do_partial_partial_insertion): Rename to ...
9870 (do_pre_partial_partial_insertion): ... this.
9871 (do_hoist_insertion): New function.
9872 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
9873 and call do_hoist_insertion properly.
9875 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
9876 (pass_pre::execute): Register hoist_insert stats.
9878 2016-07-12 Jakub Jelinek <jakub@redhat.com>
9881 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
9882 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
9883 is different from mode's bitsize. Small cleanup.
9885 2016-07-12 Richard Biener <rguenther@suse.de>
9887 PR rtl-optimization/68961
9888 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
9889 to simplify to a non-constant.
9891 2016-07-11 Jakub Jelinek <jakub@redhat.com>
9894 * omp-low.c (expand_omp_target): Gimplify device.
9896 PR tree-optimization/71823
9897 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9898 to get vec_oprnds2 from op2.
9900 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9902 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9903 Hoist common subexpressions.
9904 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9906 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9909 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9910 prevent generation of 'stxsiwx' on pre Power8 hardware.
9912 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9914 * input.c: Include cpplib.h.
9915 (selftest::temp_source_file): New class.
9916 (selftest::temp_source_file::temp_source_file): New ctor.
9917 (selftest::temp_source_file::~temp_source_file): New dtor.
9918 (selftest::should_have_column_data_p): New function.
9919 (selftest::test_should_have_column_data_p): New function.
9920 (selftest::temp_line_table): New class.
9921 (selftest::temp_line_table::temp_line_table): New ctor.
9922 (selftest::temp_line_table::~temp_line_table): New dtor.
9923 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
9924 it to create a temp_line_table.
9925 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
9926 locations that are known to have column data.
9927 (selftest::line_table_case): New struct.
9928 (selftest::test_reading_source_line): Move tempfile handling
9929 to class temp_source_file.
9930 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
9931 (selftest::assert_token_loc_eq): New function.
9932 (ASSERT_TOKEN_LOC_EQ): New macro.
9933 (selftest::test_lexer): New function.
9934 (selftest::boundary_locations): New array.
9935 (selftest::input_c_tests): Call test_should_have_column_data_p.
9936 Loop over a test matrix of interesting values of location and
9937 default_range_bits, calling test_lexer on each case in the matrix.
9938 Move call to test_accessing_ordinary_linemaps into the matrix.
9939 * selftest.h (ASSERT_EQ): Reimplement in terms of...
9940 (ASSERT_EQ_AT): New macro.
9942 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
9945 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9946 Don't convert TImode in debug insn.
9948 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9950 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
9951 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
9952 (tree_type_common::lang_flag_7): New.
9953 (tree_type_common::spare): Reduce size.
9954 * tree.h (TYPE_ALIGN_OK): Remove.
9955 (TYPE_LANG_FLAG_7): New.
9956 (get_inner_reference): Adjust header.
9957 * print-tree.c (print_node): Adjust.
9958 * expr.c (get_inner_reference): Remove parameter keep_aligning.
9959 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
9960 calls to get_inner_reference.
9961 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
9962 handling of TYPE_ALIGN_OK.
9963 * builtins.c (get_object_alignment_2): Adjust call to
9964 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
9965 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
9967 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
9968 * cfgexpand.c (expand_debug_expr): Likewise.
9969 * dbxout.c (dbxout_expand_expr): Likewise.
9970 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
9971 loc_list_from_tree, fortran_common): Likewise.
9972 * fold-const.c (optimize_bit_field_compare,
9973 decode_field_reference, fold_unary_loc, fold_comparison,
9974 split_address_to_core_and_offset): Likewise.
9975 * gimple-laddress.c (execute): Likewise.
9976 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
9977 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
9978 * hsa-gen.c (gen_hsa_addr): Likewise.
9979 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
9980 * tsan.c (instrument_expr): Likewise.
9981 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
9982 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
9983 * tree-affine.c (tree_to_aff_combination,
9984 get_inner_reference_aff): Adjust calls to get_inner_reference.
9985 * tree-data-ref.c (split_constant_offset_1,
9986 dr_analyze_innermost): Likewise.
9987 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
9988 * tree-sra.c (ipa_sra_check_caller): Likewise.
9989 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
9990 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
9991 bswap_replace): Likewise.
9992 * tree-vect-data-refs.c (vect_check_gather,
9993 vect_analyze_data_refs): Likewise.
9994 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
9995 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
9998 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10000 * Makefile.in (selftest-valgrind): New phony target.
10001 * function-tests.c (selftest::build_cfg): Delete pass instances
10002 created by the test.
10003 (selftest::convert_to_ssa): Likewise.
10004 (selftest::test_expansion_to_rtl): Likewise.
10005 * tree-cfg.c (selftest::test_linear_chain): Release dominator
10007 (selftest::test_diamond): Likewise.
10009 2016-07-11 Richard Biener <rguenther@suse.de>
10011 PR tree-optimization/71816
10012 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
10013 than replacing all of its operands.
10015 2016-07-11 Alan Modra <amodra@gmail.com>
10017 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
10018 (ctr<mode>): Add unspec.
10019 (ctr<mode>_internal*): Likewise.
10021 2016-07-08 James Bowman <james.bowman@ftdichip.com>
10023 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
10024 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
10026 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
10028 PR rtl-optimization/71621
10029 * lra-constraints.c (process_alt_operands): Check combination of
10030 reg class and mode.
10032 2016-07-08 Jason Merrill <jason@redhat.com>
10033 Richard Biener <rguenther@suse.de>
10035 P0145: Refining Expression Order for C++.
10036 * gimplify.c (initial_rhs_predicate_for): New.
10037 (gimplfy_modify_expr): Gimplify RHS before LHS.
10039 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10042 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10043 Allow standard error handling to take over when a wrong number
10044 of arguments is presented to __builtin_vec_ld () or
10045 __builtin_vec_st ().
10047 2016-07-08 Jiong Wang <jiong.wang@arm.com>
10049 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
10054 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
10055 __builtin_aarch64_fmaxv2sf.
10056 (vmaxnmq_f32): Likewise.
10057 (vmaxnmq_f64): Likewise.
10058 (vminnm_f32): Likewise.
10059 (vminnmq_f32): Likewise.
10060 (vminnmq_f64): Likewise.
10062 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
10065 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
10066 enable -mfloat128-hardware by default.
10067 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
10068 that IEEE 128-bit hardware support needs.
10069 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
10070 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
10071 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
10072 floating point requires.
10073 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10074 -mfloat128 and -mfloat128-hardware changes.
10076 2016-07-08 Alan Hayward <alan.hayward@arm.com>
10078 PR tree-optimization/71667
10079 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
10081 2016-07-08 Martin Liska <mliska@suse.cz>
10083 PR middle-end/71606
10084 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
10085 folding produces SAVE_EXPRs, thus return false for the type.
10087 2016-07-07 Martin Liska <mliska@suse.cz>
10089 * file-find.c (remove_prefix): New function.
10090 * file-find.h (remove_prefix): Declare the function.
10091 * gcc-ar.c (main): Skip a folder of the wrapper if
10092 a wrapped binary would point to the same file.
10094 2016-07-07 Jan Hubicka <jh@suse.cz>
10096 * tree-scalar-evolution.c (iv_can_overflow_p): export.
10097 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
10098 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
10100 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
10103 * ipa-inline-analysis.c (compute_inline_parameters): Set
10104 local.can_change_signature to false for intrumentation
10107 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10109 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
10110 with TARGET_HAVE_MOVT.
10111 (TARGET_HAVE_MOVT): Define.
10112 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
10113 availability with TARGET_HAVE_MOVT.
10114 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
10116 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
10118 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
10119 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
10120 * config/arm/constraints.md (define_constraint "j"): Use
10121 TARGET_HAVE_MOVT to check MOVT availability.
10123 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10125 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
10127 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10129 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
10130 (armv8-m.main): Likewise.
10131 (armv8-m.main+dsp): Likewise.
10132 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
10133 (FL_FOR_ARCH8M_MAIN): Likewise.
10134 * config/arm/arm-tables.opt: Regenerate.
10135 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
10136 armv8-m.main+dsp to BE8_LINK_SPEC.
10137 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
10138 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
10139 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
10140 Baseline and Mainline.
10141 (arm_option_override_internal): Also disable arm_restrict_it when
10142 !arm_arch_notm. Update comment for -munaligned-access to also cover
10144 (arm_file_start): Increase buffer size for printing architecture name.
10145 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
10146 and armv8-m.main+dsp.
10147 (mno-unaligned-access): Clarify that this is disabled by default for
10148 ARMv8-M Baseline architectures as well.
10150 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10152 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
10153 decide whether to prevent some libgcc routines being included for some
10154 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
10155 link between this condition and the one in
10156 libgcc/config/arm/lib1func.S.
10158 2016-07-07 Richard Biener <rguenther@suse.de>
10160 * tree-ssa-pre.c: Include alias.h.
10161 (compute_avail): If we have multiple VN_REFERENCEs with the
10162 same hashtable entry adjust that to make it a valid replacement
10163 for all of them with respect to alignment and aliasing
10164 when doing insertion.
10165 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
10166 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
10168 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
10172 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10173 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
10176 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10178 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
10179 (adjust_mems): Adjust.
10180 (adjust_insn): Likewise.
10181 (prepare_call_arguments): Likewise.
10183 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10185 * gcse.c (struct ls_expr): Make stores field a vector.
10186 (ldst_entry): Adjust.
10187 (free_ldst_entry): Likewise.
10188 (print_ldst_list): Likewise.
10189 (compute_ld_motion_mems): Likewise.
10190 (update_ld_motion_stores): Likewise.
10192 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10194 * gcse.c (struct ls_expr): Remove loads field.
10195 (ldst_entry): Adjust.
10196 (free_ldst_entry): Likewise.
10197 (print_ldst_list): Likewise.
10198 (compute_ld_motion_mems): Likewise.
10200 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10202 * store-motion.c (struct st_expr): Make antic_stores a vector.
10203 (st_expr_entry): Adjust.
10204 (free_st_expr_entry): Likewise.
10205 (print_store_motion_mems): Likewise.
10206 (find_moveable_store): Likewise.
10207 (compute_store_table): Likewise.
10208 (remove_reachable_equiv_notes): Likewise.
10209 (replace_store_insn): Likewise.
10210 (build_store_vectors): Likewise.
10212 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10214 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
10215 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
10217 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
10219 PR tree-optimization/71518
10220 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
10221 misalign also for outer loops with negative step.
10223 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
10225 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
10226 (cortex_a53_shift): Add mov_shift.
10227 (cortex_a53_shift_reg): Add new reservation for register shifts.
10228 (cortex_a53_alu): Remove bfm.
10229 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
10230 (cortex_a53_alu_extr): Add new reservation for EXTR.
10231 (bypasses): Improve bypass modelling.
10233 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10236 * config/avr/avr.c (avr_asm_select_section): Strip off
10237 SECTION_DECLARED from flags when calling get_section.
10239 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10241 * tree-vectorizer.h (vect_memory_access_type): Add
10242 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
10243 * tree-vect-stmts.c (compare_step_with_zero): New function.
10244 (perm_mask_for_reverse): Move further up file.
10245 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
10247 (get_negative_load_store_type): New function.
10248 (get_load_store_type): Call it. Add an ncopies argument.
10249 (vectorizable_mask_load_store): Update call accordingly and
10250 remove tests for negative steps.
10251 (vectorizable_store, vectorizable_load): Likewise. Handle new
10252 memory_access_types.
10254 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10256 * tree-vectorizer.h (vect_memory_access_type): New enum.
10257 (_stmt_vec_info): Add a memory_access_type field.
10258 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
10259 (vect_model_store_cost): Take an access type instead of a boolean.
10260 (vect_model_load_cost): Likewise.
10261 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
10262 vect_model_store_cost and vect_model_load_cost.
10263 * tree-vect-stmts.c (vec_load_store_type): New enum.
10264 (vect_model_store_cost): Take an access type instead of a
10265 store_lanes_p boolean. Simplify tests.
10266 (vect_model_load_cost): Likewise, but for load_lanes_p.
10267 (get_group_load_store_type, get_load_store_type): New functions.
10268 (vectorizable_store): Use get_load_store_type. Record the access
10269 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
10270 (vectorizable_load): Likewise.
10271 (vectorizable_mask_load_store): Likewise. Replace is_store
10272 variable with vls_type.
10274 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10276 * tree-vectorizer.h (vect_grouped_load_supported): Add a
10277 single_element_p parameter.
10278 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
10279 Check the PR65518 case here rather than in vectorizable_load.
10280 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
10281 * tree-vect-stmts.c (vectorizable_load): Likewise.
10283 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10285 * tree-vectorizer.h (gather_scatter_info): New structure.
10286 (vect_check_gather_scatter): Return a bool rather than a decl.
10287 Replace return-by-pointer arguments with a single
10288 gather_scatter_info *.
10289 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
10290 (vect_analyze_data_refs): Update call accordingly.
10291 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
10292 (vectorizable_mask_load_store): Likewise. Also record the
10293 offset dt and vectype in the gather_scatter_info.
10294 (vectorizable_store): Likewise.
10295 (vectorizable_load): Likewise.
10297 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10299 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
10300 strided groups, use the cost of N scalar accesses instead
10301 of ncopies vector accesses.
10302 (vect_model_load_cost): Likewise.
10304 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10306 * tree-vect-stmts.c (vect_cost_group_size): Delete.
10307 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
10308 variable to indicate when once-per-group costs are being used.
10309 (vect_model_load_cost): Likewise. Fix comment and misindented code.
10311 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10313 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
10314 peeling-for-gaps condition.
10316 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10318 * config/s390/s390.c (s390_expand_vec_init): Force initializer
10319 element to register if it doesn't match general_operand.
10321 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
10322 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10324 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
10326 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
10327 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
10328 (SIGNBIT): New mode iterator.
10329 (Fsignbit): New mode attribute.
10330 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
10331 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
10332 when direct moves are available.
10333 (signbit<mode>2_dm): New define_insn_and_split).
10334 (signbit<mode>2_dm2): New define_insn.
10336 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10338 PR rtl-optimization/71594
10339 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
10340 into subregs of appropriate mode before trying to emit a conditional
10343 2016-07-05 Jan Hubicka <jh@suse.cz>
10345 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
10346 (simple_iv): Use it.
10348 2016-07-05 Jan Hubicka <jh@suse.cz>
10350 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10352 2016-07-05 Jiong Wang <jiong.wang@arm.com>
10354 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
10357 2016-07-05 Jan Hubicka <jh@suse.cz>
10359 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
10362 2016-07-05 Richard Biener <rguenther@suse.de>
10364 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
10365 Handle empty else block.
10366 (is_feasible_trace): Likewise.
10367 (split_paths): Likewise.
10369 2016-07-05 Richard Biener <rguenther@suse.de>
10371 * tree-loop-distribution.c (distribute_loop): Fix issue with
10372 the cost model loop.
10374 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
10376 * config/arm/neon-testgen.ml: Delete.
10377 * config/arm/neon.ml: Delete.
10379 2016-07-04 Jakub Jelinek <jakub@redhat.com>
10382 * tree.c (attribute_value_equal): Use get_attribute_name instead of
10383 directly using TREE_PURPOSE.
10385 2016-07-04 Jiong Wang <jiong.wang@arm.com>
10387 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
10388 * config/aarch64/aarch64_neon.h: Likewise.
10389 * config/aarch64/arm_neon.h: Likewise.
10390 * config/aarch64/atomics.md: Likewise.
10391 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10392 * doc/invoke.texi: Likewise.
10394 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10396 * config/s390/s390.md: Add "z13" cpu_facility.
10397 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10398 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10399 condition" type instructions.
10401 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10402 Jeff Law <law@redhat.com>
10404 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10405 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10407 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10409 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10410 permutation for TARGET_AVX512F.
10411 (ix86_expand_vec_one_operand_perm_avx512): New function.
10412 (expand_vec_perm_1): Invoke introduced function.
10413 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10414 it may be not valid after vectorization.
10416 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10419 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10420 typo in comment. Only force to memory if it is a weak
10421 external reference.
10423 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
10424 Jiong Wang <jiong.wang@arm.com>
10426 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
10427 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
10428 (AARCH64_FL_F16): New.
10429 (AARCH64_FL_FOR_ARCH8_2): New.
10430 (AARCH64_ISA_8_2): New.
10431 (AARCH64_ISA_F16): New.
10432 (TARGET_FP_F16INST): New.
10433 (TARGET_SIMD_F16INST): New.
10434 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
10435 ("fp"): Disabling "fp" also disables "fp16".
10436 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
10437 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
10438 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
10439 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
10441 2016-07-04 Jan Beulich <jbeulich@suse.com>
10443 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
10445 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10448 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
10449 the insns, use an insn form that does not adjust the offset on
10450 little endian systems.
10452 2016-07-01 Jan Beulich <jbeulich@suse.com>
10454 * varasm.c (get_variable_section): Validate initializer in
10455 named .bss-like sections.
10457 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10459 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
10460 Exchange the order of the second and third operands in the vpermr
10461 instruction tmeplate.
10463 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
10466 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
10467 Disallow TDmode values.
10469 2016-07-01 Alan Modra <amodra@gmail.com>
10471 PR rtl-optimization/71709
10472 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
10473 being set, not referenced.
10475 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
10477 PR tree-optimization/70729
10478 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
10479 of loop since it can be not valid after transformation.
10481 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10483 * config/arm/arm.c (thumb_reload_in_hi): Delete.
10484 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
10486 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
10488 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
10491 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10494 * config/rs6000/constraints.md (wY constraint): New constraint to
10495 match the requirements for the LXSD and STXSD instructions.
10496 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
10497 predicate to match the requirements for the LXSD and STXSD
10499 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
10500 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
10501 to make sure that the bottom 2 bits of offset are 0, the address
10502 form is offsettable, and no updating is done in the address mode.
10503 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
10504 (movdi_internal32): Likewise
10505 (movdi_internal64): Likewise.
10507 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10509 PR tree-optimization/71707
10510 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
10511 strinfo even for ADDR_EXPR ptr.
10513 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10515 * config/rs6000/altivec.md (darn_32): Change the condition to
10516 TARGET_P9_MISC instead of TARGET_MODULO.
10517 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
10518 condition expression.
10519 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
10520 condition expression.
10521 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
10522 (DFP_TEST): New code iterator.
10523 (dfptstsfi_<code>_mode>): New define_expand.
10524 (*dfp_sgnfcnc_<mode>): New define_insn.
10525 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
10526 definition next to BU_P9_MISC_1 definition and change the MASK
10527 value to RS6000_BTM_P9_MISC.
10528 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
10529 (BU_P9_64BIT_MISC_0): Likewise.
10530 (BU_P9_DFP_MISC_0): New macro definition.
10531 (BU_P9_DFP_MISC_1): New macro definition.
10532 (BU_P9_DFP_MISC_2): New macro definition.
10533 (BU_P9_DFP_OVERLOAD_1): New macro definition.
10534 (BU_P9_DFP_OVERLOAD_2): New macro definition.
10535 (BU_P9_DFP_OVERLOAD_3): New macro definition.
10536 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
10537 (TSTSFI_LT_TD): Likewise.
10538 (TSTSFI_EQ_DD): Likewise.
10539 (TSTSFI_EQ_TD): Likewise.
10540 (TSTSFI_GT_DD): Likewise.
10541 (TSTSFI_GT_TD): Likewise.
10542 (TSTSFI_OV_DD): Likewise.
10543 (TSTSFI_OV_TD): Likewise.
10544 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
10545 (TSTSFI_LT_DD): Likewise.
10546 (TSTSFI_LT_TD): Likewise.
10547 (TSTSFI_EQ): Likewise.
10548 (TSTSFI_EQ_DD): Likewise.
10549 (TSTSFI_EQ_TD): Likewise.
10550 (TSTSFI_GT): Likewise.
10551 (TSTSFI_GT_DD): Likewise.
10552 (TSTSFI_GT_TD): Likewise.
10553 (TSTSFI_OV): Likewise.
10554 (TSTSFI_OV_DD): Likewise.
10555 (TSTSFI_OV_TD): Likewise.
10556 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10557 overloaded test significance functions.
10558 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10559 OPTION_MASK_P9_MISC into the representation of this mask.
10560 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
10562 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
10563 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
10565 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
10566 argument is a 6-bit unsigned literal value if the icode argument
10567 represents a DFP test significance built-in call.
10568 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
10569 flag used independently and in combination with the
10570 RS6000_BTM_64BIT flag.
10571 (rs6000_opt_masks): Add entry for power9-misc command-line option.
10572 (rs6000_builtin_mask_names): Add entry for power9-misc
10573 command-line option.
10574 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
10575 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
10576 RS6000_BTM_P9_MISC macros.
10577 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
10578 option and change the description of the -mpower9-vector option to
10579 enable only vector instructions, removing its erroneously claimed
10580 support for scalar instructions.
10581 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10582 the ISA 3.0 digital floating point test significance built-in
10585 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
10587 * config/aarch64/aarch64.c (cortexa35_tunings):
10588 Enable AES fusion. Use cortexa57_branch_cost.
10589 (cortexa53_tunings): Use cortexa57_branch_cost.
10590 (cortexa72_tunings): Use cortexa57_branch_cost.
10591 Use AUTOPREFETCHER_WEAK.
10592 (cortexa73_tunings): Use cortexa57_branch_cost.
10594 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10595 James Greenhalgh <james.greenhalgh@arm.com>
10597 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
10598 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
10599 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
10600 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
10601 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
10602 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
10603 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
10604 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
10605 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
10606 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
10607 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
10608 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
10609 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
10612 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
10613 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10615 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
10617 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
10619 2016-06-30 David Malcolm <dmalcolm@redhat.com>
10622 * gcc.c (driver::build_option_suggestions): Pass "option" to
10623 add_misspelling_candidates.
10624 * opts-common.c (add_misspelling_candidates): Add "option" param;
10625 use it to avoid adding negated forms for options marked with
10627 * opts.h (add_misspelling_candidates): Add "option" param.
10629 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10631 PR middle-end/71693
10632 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
10633 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
10634 first when permuting bitwise operation with rotate. Cast
10635 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
10637 2016-06-29 David Malcolm <dmalcolm@redhat.com>
10639 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
10640 for misspelled param names.
10641 * params.c: Include spellcheck.h.
10642 (find_param_fuzzy): New function.
10643 * params.h (find_param_fuzzy): New prototype.
10644 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
10645 * spellcheck.h (struct edit_distance_traits<const char *>):
10648 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
10650 * config/rs6000/predicates.md (const_0_to_7_operand): New
10651 predicate, recognize 0..7.
10652 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10653 support for doing extracts from V16QImode, V8HImode, V4SImode
10655 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
10656 vector extract support.
10657 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
10658 for ISA 3.0 vector extract.
10659 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
10660 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
10661 extracts of a constant element number from small integer vectors
10662 on 64-bit ISA 3.0 systems.
10663 (vsx_extract_<mode>_di): Likewise.
10664 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
10665 say when we can do ISA 3.0 vector extracts.
10666 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
10667 registers, using the stxsiwx instruction.
10669 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
10671 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
10672 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
10673 qdf24xx_regmove_cost, qdf24xx_tunings): New.
10674 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
10675 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
10676 * config/arm/arm.c (arm_qdf24xx_tune): New.
10678 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
10680 * config/aarch64/aarch64.c (cortexa53_tunings):
10681 Increase loop alignment to 8. Set function alignment to 16.
10682 (cortexa35_tunings): Likewise.
10683 (cortexa57_tunings): Increase loop alignment to 8.
10684 (cortexa72_tunings): Likewise.
10685 (cortexa73_tunings): Likewise.
10687 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
10689 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
10690 for arm_fp16_ok and arm_fp16_hw.
10691 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
10692 arm_fp16_alternative.
10694 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
10696 PR tree-optimization/71655
10697 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
10698 types when swapping operands.
10700 2016-06-29 Martin Liska <mliska@suse.cz>
10702 PR middle-end/71585
10703 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
10704 * ipa-inline-transform.c (inline_call): Remove unnecessary call
10705 of build_optimization_node.
10707 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
10709 PR tree-optimization/70729
10710 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
10711 independent in loops having positive safelen value.
10712 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10713 it may be not valid after vectorization.
10715 2016-06-29 Jakub Jelinek <jakub@redhat.com>
10717 PR tree-optimization/71625
10718 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
10719 is sorted by ascending list->offset. If PTR is non-NULL and there is
10720 previous strinfo, call get_stridx_plus_constant.
10721 (get_stridx): Pass exp as second argument to get_addr_stridx.
10722 (addr_stridxptr): Add missing list = list->next, so that there can be
10723 more than one entries in the list. Bump limit from 16 to 32. Ensure
10724 the list is sorted by ascending list->offset.
10725 (get_stridx_plus_constant): Adjust so that it can be also called with
10726 ADDR_EXPR instead of SSA_NAME as PTR.
10727 (handle_char_store): Pass NULL_TREE as second argument to
10730 2016-06-29 Richard Biener <rguenther@suse.de>
10732 PR rtl-optimization/68961
10733 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
10735 2016-06-29 Richard Biener <rguenther@suse.de>
10737 PR middle-end/71002
10738 * alias.c (component_uses_parent_alias_set_from): Handle
10739 type punning through union accesses by using the union alias set.
10740 * gimple.c (gimple_get_alias_set): Remove union type punning case.
10742 2016-07-29 Richard Biener <rguenther@suse.de>
10744 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
10745 precision not matching mode precision.
10747 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
10749 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
10750 pa_output_arg_descriptor.
10751 (call_val_symref_64bit_post_reload): Likewise.
10752 (call_val_powf_64bit_post_reload): Likewise.
10753 (sibcall_internal_symref_64bit): Likewise.
10754 (sibcall_value_internal_symref_64bit): Likewise.
10756 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10758 PR middle-end/71626
10759 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
10760 a constant, force its SUBREG_REG into memory or register instead
10763 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10766 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
10767 * doc/invoke.texi (AVR Options): Document it.
10769 2016-06-28 Walter Lee <walt@tilera.com>
10771 * config/tilegx/linux.h: Do not include arch/icache.h
10772 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10773 * config/tilepro/linux.h: Do not include arch/icache.h
10774 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10776 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
10778 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
10779 for big-endian BIT_FIELD_REF.
10781 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
10783 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
10784 ('size' attribute): Add '128'.
10786 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
10787 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
10788 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
10789 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
10790 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
10791 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
10792 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
10793 *trunc<mode>df2_odd): Set size attribute to '128'.
10794 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
10795 * config/rs6000/power6.md (power6-fp): Include dfp type.
10796 * config/rs6000/power7.md (power7-fp): Likewise.
10797 * config/rs6000/power8.md (power8-fp): Likewise.
10798 * config/rs6000/power9.md: New file.
10799 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
10800 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
10801 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
10803 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
10804 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10805 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
10806 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
10807 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
10808 dfp_dscri_<mode>): Change type attribute to dfp.
10809 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
10810 attribute to vecsimple.
10811 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
10812 and prefetch streams.
10813 (rs6000_option_override_internal): Remove temporary code setting
10814 tuning to power8. Don't set rs6000_sched_groups for power9.
10815 (last_scheduled_insn): Change to rtx_insn *.
10816 (divide_cnt, vec_load_pendulum): New variables.
10817 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
10818 (rs6000_issue_rate): Set issue rate for Power9.
10819 (is_power9_pairable_vec_type): New.
10820 (power9_sched_reorder2): New.
10821 (rs6000_sched_reorder2): Call new function for Power9 specific
10823 (insn_must_be_first_in_group): Remove Power9.
10824 (insn_must_be_last_in_group): Likewise.
10825 (force_new_group): Likewise.
10826 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
10827 Initialize divide_cnt/vec_load_pendulum.
10828 (_rs6000_sched_context, rs6000_init_sched_context,
10829 rs6000_set_sched_context): Handle context save/restore of new
10832 2016-06-28 Richard Biener <rguenther@suse.de>
10834 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
10835 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
10836 COMPONENT_REF operand.
10837 (nonoverlapping_component_refs_p): Likewise.
10838 * stor-layout.c (start_bitfield_representative): Mark
10839 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
10841 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10843 * Makefile.in: Don't cat ../stage_current if it does not exist.
10845 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
10846 last argument is a bit-field.
10848 PR rtl-optimization/71673
10849 * internal-fn.c (expand_arith_overflow_result_store): Use
10850 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
10851 expand_simple_binop.
10853 PR middle-end/66867
10854 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
10855 expand_ifn_atomic_compare_exchange): New functions.
10856 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
10857 * tree.h (build_call_expr_internal_loc): Rename to ...
10858 (build_call_expr_internal_loc_array): ... this. Fix up type of
10860 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
10861 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
10862 ATOMIC_COMPARE_EXCHANGE result.
10863 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
10864 * gimple-fold.h (optimize_atomic_compare_exchange_p,
10865 fold_builtin_atomic_compare_exchange): New prototypes.
10866 * gimple-fold.c (optimize_atomic_compare_exchange_p,
10867 fold_builtin_atomic_compare_exchange): New functions..
10868 * tree-ssa.c (execute_update_addresses_taken): If
10869 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
10870 of call when finding addressable vars, and if such var becomes
10871 non-addressable, call fold_builtin_atomic_compare_exchange.
10873 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
10876 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
10877 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
10879 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
10881 * config/rs6000/rs6000.md ('type' attribute): Add
10882 veclogical,veccmpfx,vecexts,vecmove insn types.
10883 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
10884 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
10885 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
10886 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
10887 *nabs<mode>2_hw): Change type to vecmove.
10888 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
10889 *boolcc<mode>3_internal, *eqv<mode>3_internal,
10890 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
10891 *ieee_128bit_vsx_abs<mode>2_internal,
10892 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
10893 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
10894 *ieee128_mtvsrd_32bit): Change type to veclogical.
10895 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10896 *movdi_internal32, *movdi_internal64): Update insn types.
10897 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10898 vsx_extract_<mode>): Change type to veclogical.
10899 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10900 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10901 *vsx_sign_extend_si_v2di): Change type to vecexts.
10902 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10903 type to veclogical.
10904 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10905 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10906 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10907 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10908 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10909 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10910 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
10911 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
10912 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
10913 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
10914 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
10915 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
10916 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
10917 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
10918 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
10919 (ppc7450-vecsimple): Add veclogical, vecmove.
10920 (ppc7450-veccmp): Add veccmpfx.
10921 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
10923 (ppc8540_vector_compare): Add veccmpfx.
10924 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
10925 * config/rs6000/cell.md (cell-fp): Add fpsimple.
10926 (cell-vecsimple): Add veclogical, vecmove.
10927 (cell-veccmp): Add veccmpfx.
10928 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
10929 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
10931 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
10932 * config/rs6000/power4.md (power4-fp): Add fpsimple.
10933 (power4-vecsimple): Add veclogical, vecmove.
10934 (power4-veccmp): Add veccmpfx.
10935 * config/rs6000/power5.md (power5-fp): Add fpsimple.
10936 * config/rs6000/power6.md (power6-fp): Add fpsimple.
10937 (power6-vecsimple): Add veclogical, vecmove.
10938 (power6-veccmp): Add veccmpfx.
10939 * config/rs6000/power7.md (power7-fp): Add fpsimple.
10940 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
10941 * config/rs6000/power8.md (power8-fp): Add fpsimple.
10942 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
10943 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
10944 * config/rs6000/titan.md (titan_fp): Add fpsimple.
10945 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
10947 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
10949 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
10952 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10953 OPTION_MASK_P9_DFORM_VECTOR.
10954 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
10955 disable -mpower9-dform-vector when using reload.
10956 (quad_address_p): Remove 'gpr_p' argument and all associated code.
10957 New 'strict' argument. Update all callers. Add strict addressing
10959 (rs6000_legitimate_offset_address_p): Remove call to
10960 virtual_stack_registers_memory_p.
10961 (rs6000_legitimize_reload_address): Add quad address support.
10962 (rs6000_legitimate_address_p): Move call to quad_address_p above
10963 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
10964 to account for new strict usage.
10965 (rs6000_output_move_128bit): Adjust quad_address_p args to account
10966 for new strict usage.
10967 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
10969 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
10976 * config/i386/i386.c (ix86_spill_class): Disable condition to
10977 always return NO_REGS.
10979 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
10981 * predict.c: Include gimple-pretty-print.h
10982 (predicted_by_loop_heuristics_p): Check also
10983 PRED_LOOP_EXIT_WITH_RECURSION
10984 (predict_loops): Find self recursive calls and use special purpose
10985 predictors for them; dump log about decisions.
10986 (pass_profile::execute): Dump info about #of iterations.
10987 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
10988 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
10990 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
10992 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
10993 output_asm_insn calls and shorten long lines. Output .CALL
10994 argument descriptor using pa_output_arg_descriptor. Add various
10995 inline $$dyncall and other optimizations.
10996 (pa_attr_length_indirect_call): Adjust ordering and lengths.
10998 2016-06-25 Jakub Jelinek <jakub@redhat.com>
11000 PR tree-optimization/71643
11001 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
11004 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
11005 leak a bitmap if dep_bb is NULL.
11007 PR tree-optimization/71631
11008 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
11009 to rewrite_expr_tree even if negate_result, move new_lhs var
11010 declaration and initialization earlier, for powi_result set afterwards
11011 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
11012 if new_lhs != lhs, and don't shadow gsi var.
11014 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11016 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
11017 Add in_loop parameter.
11018 (predict_loops): Add loop guard heuristics.
11019 * predict.def (PRED_LOOP_GUARD): New heuristics.
11021 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11023 * predict.c: Include ipa-utils.h
11024 (tree_bb_level_prediction): Predict recursive calls.
11025 (tree_estimate_probability_bb): Skip inexpensive calls for call
11027 * predict.def (PRED_RECURSIVE_CALL): New.
11029 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11031 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
11032 (BU_FLOAT128_1): Likewise.
11034 (COPYSIGNQ): Likewise.
11035 (RS6000_BUILTIN_NANQ): Likewise.
11036 (RS6000_BUILTIN_NANSQ): Likewise.
11037 (RS6000_BUILTIN_INFQ): Likewise.
11038 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
11039 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
11040 (TARGET_FOLD_BUILTIN): New #define.
11041 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
11042 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
11043 (rs6000_fold_builtin): New target hook implementation, handling
11044 folding of 128-bit NaNs and infinities.
11045 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
11046 entries are filled in to avoid problems during bootstrap
11047 self-test; define builtins for 128-bit NaNs and infinities.
11048 (rs6000_opt_mask): Add entry for float128.
11049 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
11050 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
11051 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
11052 (const_str_type_node): New #define.
11053 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
11054 to a define_expand that dispatches to either copysign<mode>3_soft
11055 or copysign<mode>3_hard.
11056 (copysign<mode>3_hard): Rename from copysign<mode>3.
11057 (copysign<mode>3_soft): New define_insn.
11058 * doc/extend.texi: Document new builtins.
11060 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11062 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
11063 PRIu64 instead of lu.
11065 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
11068 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
11069 copy the type name.
11071 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11073 PR tree-optimization/71647
11074 * omp-low.c (lower_rec_input_clauses): Convert
11075 omp_clause_aligned_alignment (c) to size_type_node for the
11076 last argument of __builtin_assume_aligned.
11078 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
11080 * configure.ac (calling ___tls_get_addr via GOT): New
11081 assembler/linker check.
11082 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
11083 assembler and linker supports calling ___tls_get_addr via GOT.
11084 Otherise, defined to 0.
11085 * config.in: Regenerated.
11086 * configure: Likewise.
11087 * config/i386/constraints.md (Yb): New constraint.
11088 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
11089 (REG_CLASS_NAMES): Likewise.
11090 (REG_CLASS_CONTENTS): Likewise.
11091 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
11092 the b constraint with the Yb constraint. Call ___tls_get_addr
11093 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
11095 (*tls_local_dynamic_base_32_gnu): Likewise.
11096 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
11097 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
11098 (*tls_local_dynamic_base_64_<mode>): Likewise.
11100 2016-06-24 Martin Liska <mliska@suse.cz>
11102 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
11103 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
11105 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
11106 argument to true if the expected number of iterations is
11109 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
11111 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
11112 assemble for 32bit target.
11113 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
11114 and $ld_ix86_gld_32_opt to link for 32bit target.
11115 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
11116 * configure: Regenerate.
11118 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11120 * config/arm/arm.c (int_log2): Delete definition and prototype.
11121 (shift_op): Use exact_log2 instead of int_log2.
11122 (vfp3_const_double_for_fract_bits): Likewise.
11124 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11126 * internal-fn.c (expand_arith_set_overflow): New function.
11127 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
11129 (expand_arith_overflow_result_store): Likewise. Handle precision
11130 smaller than mode precision.
11131 * tree-vrp.c (extract_range_basic): For imag part, handle
11132 properly signed 1-bit precision result.
11133 * doc/extend.texi (__builtin_add_overflow): Document that last
11134 argument can't be pointer to enumerated or boolean type.
11135 (__builtin_add_overflow_p): Document that last argument can't
11136 have enumerated or boolean type.
11138 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11139 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11141 * config/rs6000/predicates.md (splat_input_operand): Rework.
11142 Don't allow constants, since the insns that use this predicate
11143 don't support constants. Constants are handled by other insns
11144 that are created via combine. During and after register
11145 allocation, only allow indexed or indirect addresses, and not
11146 general addresses. Only allow modes supported by the hardware.
11147 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
11148 comment. Move check for using VSPLTIS<x> to a common location,
11149 instead of doing it in two different places.
11151 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
11153 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11154 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
11155 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
11156 signature_CENTAUR_ebx.
11158 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
11162 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
11163 (as_ix86_gas_32_opt): This.
11164 (ld_ix86_tls_ldm_opt): Renamed to ...
11165 (ld_ix86_gld_32_opt): This.
11166 (R_386_TLS_LDM reloc): Updated.
11167 (R_386_GOT32X reloc): New assembler/linker check.
11168 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
11169 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
11171 * config.in: Regenerated.
11172 * configure: Likewise.
11173 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
11174 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
11175 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
11176 if ix86_force_load_from_GOT_p returns true.
11177 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
11178 ix86_force_load_from_GOT_p returns true.
11179 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
11180 the external function address via the GOT slot.
11181 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
11182 HAVE_AS_IX86_GOT32X before returning false.
11183 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
11184 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
11186 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
11188 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
11190 2016-06-23 Andi Kleen <ak@linux.intel.com>
11192 * Makefile.in: Regenerate.
11193 * doc/install.texi: Document autoprofiledbootstrap.
11195 2016-06-23 Andi Kleen <ak@linux.intel.com>
11197 * config/i386/gcc-auto-profile: New file.
11199 2016-06-23 Martin Liska <mliska@suse.cz>
11201 PR middle-end/71619
11202 * predict.c (predict_loops): Revert the hunk that was removed
11205 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
11207 * config.gcc: Add support for arm*-*-phoenix* targets.
11208 * config/arm/t-phoenix: New.
11209 * config/phoenix.h: New.
11211 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
11212 H.J. Lu <hongjiu.lu@intel.com>
11215 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
11216 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
11217 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
11218 ix86_force_load_from_GOT_p returns true.
11219 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
11220 ix86_force_load_from_GOT_p returns true.
11221 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
11222 ix86_force_load_from_GOT_p returns true.
11223 (ix86_expand_move): Load the external function address via the
11224 GOT slot if ix86_force_load_from_GOT_p returns true.
11225 * config/i386/predicates.md (x86_64_immediate_operand): Return
11226 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
11227 (x86_64_zext_immediate_operand): Ditto.
11229 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
11231 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
11233 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11236 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
11237 * diagnostic.c (pedwarn_at_rich_loc): New function.
11238 * spellcheck.h (best_match::best_match): Add a
11239 "best_distance_so_far" optional parameter.
11240 (best_match::set_best_so_far): New method.
11241 (best_match::get_best_distance): New accessor.
11242 (best_match::get_best_candidate_length): New accessor.
11244 2016-06-22 Nick Clifton <nickc@redhat.com>
11246 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
11247 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
11248 modes are accepted as well.
11249 (ucompare_loc_descriptor): Likewise.
11250 (minmax_loc_descriptor): Likewise.
11251 (clz_loc_descriptor): Likewise.
11252 (popcount_loc_descriptor): Likewise.
11253 (bswap_loc_descriptor): Likewise.
11254 (rotate_loc_descriptor): Likewise.
11255 (mem_loc_descriptor): Likewise.
11256 (loc_descriptor): Likewise.
11258 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11260 * common.opt (fdiagnostics-parseable-fixits): New option.
11261 * diagnostic.c: Include "selftest.h".
11262 (print_escaped_string): New function.
11263 (print_parseable_fixits): New function.
11264 (diagnostic_report_diagnostic): Call print_parseable_fixits.
11265 (selftest::assert_print_escaped_string): New function.
11266 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
11267 (selftest::test_print_escaped_string): New function.
11268 (selftest::test_print_parseable_fixits_none): New function.
11269 (selftest::test_print_parseable_fixits_insert): New function.
11270 (selftest::test_print_parseable_fixits_remove): New function.
11271 (selftest::test_print_parseable_fixits_replace): New function.
11272 (selftest::diagnostic_c_tests): New function.
11273 * diagnostic.h (struct diagnostic_context): Add field
11274 "parseable_fixits_p".
11275 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11276 -fdiagnostics-parseable-fixits.
11277 (-fdiagnostics-parseable-fixits): New option.
11278 * opts.c (common_handle_option): Handle
11279 -fdiagnostics-parseable-fixits.
11280 * selftest-run-tests.c (selftest::run_tests): Call
11281 selftest::diagnostic_c_tests.
11282 * selftest.h (selftest::diagnostic_c_tests): New prototype.
11284 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
11286 PR tree-optimization/71488
11287 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
11288 comparison of boolean vectors.
11289 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
11290 of boolean vectors using bitwise operations.
11292 2016-06-22 Andreas Schwab <schwab@suse.de>
11294 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
11295 Remove declaration.
11297 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
11299 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
11301 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
11303 * config/i386/i386.c (print_reg): Emit an error message on attempt to
11306 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11308 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
11309 * config/arm/arm-cores.def (cortex-a73): New entry.
11310 (cortex-a73.cortex-a35): Likewise.
11311 (cortex-a73.cortex-a53): Likewise.
11312 * config/arm/arm-tables.opt: Regenerate.
11313 * config/arm/arm-tune.md: Likewise.
11314 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
11315 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11316 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
11317 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11318 * doc/invoke.texi (ARM Options): Document cortex-a73,
11319 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
11321 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11323 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
11324 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
11325 (cortex-a73.cortex-a35): Likewise.
11326 (cortex-a73.cortex-a53): Likewise.
11327 * config/aarch64/aarch64-tune.md: Regenerate.
11328 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
11329 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
11332 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11334 * configure.ac (gcc_cv_as_compress_debug): Remove
11335 --compress-debug-sections as extra as switch.
11336 Handle gas --compress-debug-sections=type.
11337 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
11338 Handle gld --compress-debug-sections=type.
11339 * configure: Regenerate.
11341 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
11343 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
11345 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
11347 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
11348 (do_rewrite): likewise.
11350 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11352 * common/config/mep/mep-common.c: Remove.
11353 * config.gcc: Remove mep-* support.
11354 * config/mep/constraints.md: Remove.
11355 * config/mep/default.h: Remove.
11356 * config/mep/intrinsics.h: Remove.
11357 * config/mep/intrinsics.md: Remove.
11358 * config/mep/ivc2-template.h: Remove.
11359 * config/mep/mep-c5.cpu: Remove.
11360 * config/mep/mep-core.cpu: Remove.
11361 * config/mep/mep-default.cpu: Remove.
11362 * config/mep/mep-ext-cop.cpu: Remove.
11363 * config/mep/mep-intrin.h: Remove.
11364 * config/mep/mep-ivc2.cpu: Remove.
11365 * config/mep/mep-pragma.c: Remove.
11366 * config/mep/mep-protos.h: Remove.
11367 * config/mep/mep.c: Remove.
11368 * config/mep/mep.cpu: Remove.
11369 * config/mep/mep.h: Remove.
11370 * config/mep/mep.md: Remove.
11371 * config/mep/mep.opt: Remove.
11372 * config/mep/predicates.md: Remove.
11373 * config/mep/t-mep: Remove.
11374 * doc/install.texi: Remove mep-* documentation.
11375 * doc/md.texi: Likewise.
11377 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11379 * config.gcc: Remove support for avr-rtems.
11380 * config/avr/gen-avr-mmcu-specs.c: Likewise.
11381 * config/avr/rtems.h: Remove.
11382 * config/avr/t-rtems: Remove.
11384 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11386 * config.gcc: Remove m32r-rtems support.
11387 * config/m32r/rtems.h: Remove.
11389 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11391 * config.gcc: Remove h8300-rtems support.
11392 * config/h8300/rtems.h: Remove.
11393 * config/h8300/t-rtems: Remove.
11395 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11397 * config.gcc: Remove support for knetbsd.
11398 * configure.ac: Likewise.
11399 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11400 * config/knetbsd-gnu.h: Remove.
11401 * configure: Regenerate.
11403 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11405 * config.gcc: Remove support for openbsd 2 and 3.
11406 * config/openbsd-oldgas.h: Remove.
11408 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11410 * config.gcc: Remove interix support.
11411 * config/i386/i386-interix.h: Remove.
11412 * config/i386/interix.opt: Remove.
11413 * config/i386/t-interix: Remove.
11414 * configure: Regenerate.
11415 * configure.ac: Remove interix support.
11416 * doc/install.texi: Remove interix documentation.
11418 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11420 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11421 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
11424 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11426 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
11427 they are both PLACEHOLDER_EXPRs.
11429 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11431 * stor-layout.c (layout_type): Move setting complex MODE to
11432 layout_type, instead of setting it ahead of time by the caller.
11433 * tree.c (build_complex_type): Likewise.
11435 2016-06-21 Martin Liska <mliska@suse.cz>
11437 * predict.c (force_edge_cold): Replace imposisble with
11440 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11442 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
11443 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
11445 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11447 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
11449 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
11450 Ilya Enkovich <ilya.enkovich@intel.com>
11453 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11454 New member function to convert V1TImode register to SUBREG
11455 TImode in debug insn.
11456 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
11457 after changing register mode to V1TImode.
11459 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
11461 * config/aarch64/aarch64-cores.def (vulcan): New core.
11462 * config/aarch64/aarch64-tune.md: Regenerate.
11463 * doc/invoke.texi: Document vulcan as an available option.
11465 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11467 * cse.c (canon_asm_operands): New function extracted from...
11468 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
11469 either standalone or member of a PARALLEL.
11471 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11474 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
11475 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
11476 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
11478 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11481 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
11482 constant addresses if can_create_pseudo_p.
11484 2016-06-21 Jakub Jelinek <jakub@redhat.com>
11486 PR tree-optimization/71588
11487 * tree-ssa-strlen.c (valid_builtin_call): New function.
11488 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
11491 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11493 PR middle-end/71581
11494 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
11495 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
11496 for conversion of scalar user var to complex type and use the
11497 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
11500 PR rtl-optimization/71591
11501 * toplev.c (toplev::run_self_tests): If no_backend, complain and
11502 don't run any tests.
11504 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
11507 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
11508 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
11509 space for PIC with non-v32 and the common non-PIC "jump".
11511 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11514 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
11515 returned values and add UN*/LTGT/*ORDERED cases with values matching
11516 D operand modifier on vcmp for AVX.
11518 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11520 * config/aarch64/aarch64.opt
11521 (mpc-relative-literal-loads): Rename internal option name.
11522 * config/aarch64/aarch64.c
11523 (aarch64_nopcrelative_literal_loads): Rename to
11524 aarch64_pcrelative_literal_loads.
11525 (aarch64_expand_mov_immediate): Likewise.
11526 (aarch64_secondary_reload): Likewise.
11527 (aarch64_can_use_per_function_literal_pools_p): Likewise.
11528 (aarch64_override_options_after_change_1): Rename and simplify logic.
11529 (aarch64_classify_symbol): Merge large model checks into switch,
11530 remove pc-relative load check.
11532 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11534 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
11535 costs relative to the cost of a register move.
11537 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11539 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
11540 (vcvt_n_f64_u64): Likewise.
11541 (vcvt_n_s64_f64): Likewise.
11542 (vcvt_n_u64_f64): Likewise.
11543 (vcvt_f64_s64): Likewise.
11544 (vrecpe_f64): Likewise.
11545 (vcvt_f64_u64): Likewise.
11546 (vrecps_f64): Likewise.
11548 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11550 * config/aarch64/aarch64.md
11551 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
11553 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
11555 * config/aarch64/aarch64-builtins.c
11556 (aarch64_types_binop_uss_qualifiers): Delete.
11557 (TYPES_BINOP_USS): Likewise.
11558 (aarch64_types_binop_sus_qualifiers): Likewise.
11559 (TYPES_BINOP_SUS): Likewise.
11560 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
11561 (TYPES_FCVTIMM_SUS): Likewise.
11562 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
11564 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
11565 (fcvtzs): Use SHIFTIMM rather than BINOP.
11566 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
11568 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11570 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
11571 costs relative to the cost of a register move.
11573 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11575 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
11576 Allow scalar/single vector modes to be tieable.
11578 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11580 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
11582 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11584 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
11586 * tree.h (TYPE_ALIGN): Likewise.
11588 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11591 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
11593 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11595 * config/avr/avr.c (avr_print_operand): Fix "format not a string
11596 literal" build warnings.
11597 (avr_print_operand_address): Dito.
11599 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
11602 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
11603 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
11605 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
11607 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
11609 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
11612 * reload1.c (reload): Pass 0 to finish_spills when called because
11613 update_eliminables_and_spill returns true and remove did_spill.
11614 (finish_spills): Adjust comment and document GLOBAL parameter.
11616 2016-06-17 DJ Delorie <dj@redhat.com>
11619 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
11620 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
11621 (umulqihi3_virt): Likewise.
11622 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
11623 (umulqihi3_real): Likewise.
11625 2016-06-17 Martin Liska <mliska@suse.cz>
11627 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
11629 2016-06-17 Martin Liska <mliska@suse.cz>
11631 * predict.def: PRED_LOOP_EXIT from 92 to 85.
11633 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
11635 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
11637 (vaddq_f32): Likewise.
11638 (vmul_f32): Likewise.
11639 (vmulq_f32): Likewise.
11640 (vsub_f32): Likewise.
11641 (vsubq_f32): Likewise.
11643 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11645 PR tree-optimization/71347
11646 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
11647 cost for all uses in group.
11649 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11651 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
11652 insert gimple seq if it's not empty.
11654 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11656 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
11658 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
11659 rather than OFFSET.
11660 (comp_dr_with_seg_len_pair): Ditto.
11661 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
11662 struct dr_with_seg_len_pair against DR_OFFSET.
11663 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
11664 DR_OFFSET directly.
11666 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
11668 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
11670 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
11672 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
11673 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
11674 (pa_output_millicode_call): Likewise.
11675 (pa_output_call): Likewise.
11676 (pa_output_indirect_call): Likewise.
11677 (pa_asm_output_mi_thunk): Likewise.
11679 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11681 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
11683 2016-06-16 Martin Liska <mliska@suse.cz>
11685 * predict.c (combine_predictions_for_insn): When we find a first
11686 match predictor, we should consider just predictors with
11687 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
11688 DS theory predictor.
11689 (combine_predictions_for_bb): Likewise.
11691 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11693 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
11694 with base of reference to struct.
11696 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11698 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
11700 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11703 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
11704 progmem_swtable_section.
11705 (progmem_swtable_section): Remove.
11706 (avr_asm_function_rodata_section): Remove.
11707 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11708 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
11710 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
11712 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11713 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
11714 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
11715 signature_CENTAUR_ebx.
11716 * config/i386/i386.c (ix86_option_override_internal): Add
11717 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
11718 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
11719 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
11721 2016-06-16 Martin Liska <mliska@suse.cz>
11723 * predict.def: Add fortran loop preheader predictor.
11724 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
11725 fold IFN_BUILTIN_EXPECT with a known constant argument.
11727 2016-06-16 Martin Liska <mliska@suse.cz>
11729 * predict.def: Add 'Fortran' to display text of all
11730 PRED_FORTRAN_* predictors.
11732 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11735 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
11736 [IA64_BUILTIN_NANSQ]: Ditto.
11737 (ia64_fold_builtin): New function.
11738 (TARGET_FOLD_BUILTIN): New define.
11739 (ia64_init_builtins) Declare const_string_type node.
11740 Add __builtin_nanq and __builtin_nansq builtin functions.
11741 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
11743 2016-06-16 Nick Clifton <nickc@redhat.com>
11745 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
11746 MSP430_HWMULT_ prefix to enum values.
11747 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
11748 * config/msp430/msp430.c: Update use of enum values.
11749 * config/msp430/msp430.md: Likewise.
11750 * config/msp430/msp430.opt: Likewise.
11752 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
11754 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
11755 of comparsions in the last iteration.
11757 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11758 Joern Rennecke <joern.rennecke@embecosm.com>
11760 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
11762 (arc_needs_pcl_p): Add GOTOFFPC.
11763 (arc_legitimate_pic_addr_p): Likewise.
11764 (arc_output_pic_addr_const): Likewise.
11765 (arc_legitimize_pic_address): Generate a pc-relative address using
11767 (arc_output_libcall): Use @pcl syntax.
11768 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
11769 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
11770 (*movsi_insn): Use @pcl syntax.
11771 (doloop_begin_i): Likewise.
11773 2016-06-16 Martin Liska <mliska@suse.cz>
11775 * predict.def: Define a new predictor.
11777 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11779 * config/arc/arc.opt (mtp-regno): Update text.
11781 2016-06-16 Renlin Li <renlin.li@arm.com>
11783 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
11785 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11788 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
11789 (setcc + and peephole2): Likewise.
11791 PR rtl-optimization/71532
11792 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
11795 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11797 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
11798 DImode constants with XXSPLTIB in vector registers.
11799 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
11800 vsx_extract_<mode>_internal{1,2} into a single insn that handles
11801 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
11802 extraction of the element at the top of the register as a scalar
11804 (vsx_extract_<mode>_internal1): Likewise.
11805 (vsx_extract_<mode>_internal2): Likewise.
11806 * config/rs6000/constraints.md (wi constraint): Remove a comment
11807 about DImode not being allowed in Altivec registers.
11808 (wB constraint): New constraint for constants that can be
11809 generated in Altivec registers with VSPLTISW/VUPKHSW.
11810 * config/rs6000/predicates.md (xxspltib_constant_split): Update
11812 (xxspltib_constant_nosplit): Likewise.
11813 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
11814 support for -mupper-regs-di to enable DImode to go into Altivec
11816 (POWERPC_MASKS): Likewise.
11817 (power7 cpu): Likewise.
11818 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
11819 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
11820 for DImode being allowed in Altivec registers. Update wi/wj
11821 constraints. Set scalar_in_vmx_p flag.
11822 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
11823 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
11824 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
11825 (rs6000_opt_masks): Add -mupper-regs-di.
11826 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
11827 direct move to use wi and not wj.
11828 (lfiwzx): Likewise.
11829 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
11831 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11832 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
11833 any VSX register, instead of just Altivec registers, to allow
11834 either operand to be an Altivec register or both.
11835 (fixuns_trunc<mode>di2_fctiduz): Likewise.
11836 (movdi_internal32): Add support for -mupper-regs-di. Add support
11837 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
11838 the alternatives and attributes to be lined up to be easier to
11840 (movdi_internal64): Likewise.
11841 (64-bit DImode splitters): Change predicates to only split loading
11842 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
11843 load constants in ISA 3.0 or ISA 2.07 respectively.
11844 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11845 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
11846 mention -mcpu=power9 sets these options.
11847 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
11850 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11853 * config/avr/avr.c (avr_set_current_function): Warn misspelled
11854 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
11855 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
11856 by default to warn misspelled interrupt/ signal handler.
11857 * doc/invoke.texi (AVR Options): Document it. Update description
11858 for -nodevicelib option.
11860 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11862 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
11863 up parentheses. Use GET_MODE_UNIT_BITSIZE.
11864 (aarch64_<sur>shll2_n<mode>): Likewise.
11866 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
11868 PR middle-end/71529
11869 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
11870 DECL_CONTEXT for copied arguments.
11872 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11874 PR tree-optimization/71483
11875 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
11878 2016-06-15 Martin Liska <mliska@suse.cz>
11880 * predict.c (tree_predict_by_opcode): Call predict_edge_def
11881 instead of predict_edge w/o a probability.
11883 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11885 PR tree-optimization/71439
11886 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
11889 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11891 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
11892 register subregs in SET_SRC.
11894 2016-06-15 Richard Biener <rguenther@suse.de>
11896 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11897 store restrictions.
11899 2016-06-15 Richard Biener <rguenther@suse.de>
11901 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11902 not consider dependences between accesses that belong to the
11904 (vect_analyze_data_ref_dependences): Do not analyze read-read
11905 or self-dependences.
11907 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11909 * spellcheck-tree.c: Include spellcheck-tree.h rather than
11911 (find_closest_identifier): Reimplement in terms of
11912 best_match<tree,tree>.
11913 * spellcheck-tree.h: New file.
11914 * spellcheck.c (struct edit_distance_traits<const char *>): New
11916 (find_closest_string): Reimplement in terms of
11917 best_match<const char *, const char *>.
11918 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
11919 overload to spellcheck-tree.h.
11920 (find_closest_identifier): Likewise.
11921 (struct edit_distance_traits<T>): New template.
11922 (class best_match): New class.
11924 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11926 * selftest-run-tests.c (selftest::run_tests): Call
11927 selftest::spellcheck_tree_c_tests.
11928 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
11929 * spellcheck-tree.c: Include selftest.h and stringpool.h.
11930 (selftest::test_find_closest_identifier): New function.
11931 (selftest::spellcheck_tree_c_tests): New function.
11932 * spellcheck.c (selftest::test_find_closest_string): Verify that
11933 the order of the vec does not affect the results for this case.
11934 (selftest::test_data): New array.
11935 (selftest::test_metric_conditions): New function.
11936 (selftest::spellcheck_c_tests): Add a test of case-comparison.
11937 Call selftest::test_metric_conditions.
11939 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11941 * config/rs6000/rs6000-builtin.def (commentary): Typo.
11942 (BU_P9_MISC_1): Likewise.
11943 (BU_P9_64BIT_MISC_0): Likewise.
11944 (BU_P9_MISC_0): Likewise.
11946 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11948 * gcc-rich-location.c
11949 (gcc_rich_location::add_fixit_misspelled_id): New method.
11950 * gcc-rich-location.h
11951 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
11953 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
11955 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
11956 FreeBSD 11 and above.
11958 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
11960 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
11962 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11964 * expmed.h: Close parenthesis in "at your option" in copyright
11966 * lower-subreg.h: Likewise.
11968 2016-06-14 Richard Biener <rguenther@suse.de>
11970 PR middle-end/71526
11971 * genmatch.c (expr::gen_transform): Use in_type for comparisons
11974 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11976 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
11978 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
11979 mask+shift version.
11980 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
11982 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
11983 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
11985 2016-06-14 Richard Biener <rguenther@suse.de>
11987 PR tree-optimization/71522
11988 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
11989 copying into float copying.
11991 2016-06-14 Jakub Jelinek <jakub@redhat.com>
11993 PR tree-optimization/71520
11994 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
11995 (replace_block_by): Move user labels from bb1 to bb2.
11997 2016-06-14 Richard Biener <rguenther@suse.de>
11999 PR middle-end/71310
12001 * expr.h (get_bit_range): Declare.
12002 * expr.c (get_bit_range): Export.
12003 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
12004 word_mode again to constrain the bitfield access.
12006 2016-06-14 Richard Biener <rguenther@suse.de>
12008 PR tree-optimization/71521
12009 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
12010 division int_const_binop against zero divisor.
12012 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12014 * config/i386/i386.md (signbittf2): New expander.
12015 * config/i386/sse.md (ptesttf2): New insn pattern.
12017 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12020 * input.c (selftest::test_reading_source_line): Avoid reading from
12021 __FILE__ by creating a tempfile with known content and reading
12024 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12026 * pretty-print.c (assert_pp_format_colored): Skip the test if
12028 (test_pp_format): Remove comment about GCC_COLORS.
12030 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12032 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
12033 * pretty-print.c (assert_pp_format_va): Add location param and use
12034 it with ASSERT_STREQ_AT.
12035 (assert_pp_format): Add location param and pass it to
12036 assert_pp_format_va.
12037 (assert_pp_format_colored): Likewise.
12038 (ASSERT_PP_FORMAT_1): New.
12039 (ASSERT_PP_FORMAT_2): New.
12040 (ASSERT_PP_FORMAT_3): New.
12041 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
12042 explicitly, or implicitly via the above macros.
12043 * selftest.c (selftest::pass): Use a selftest::location rather
12044 than file and line.
12045 (selftest::fail): Likewise. Print the function name.
12046 (selftest::fail_formatted): Likewise.
12047 (selftest::assert_streq): Use a selftest::location rather than
12049 * selftest.h (selftest::location): New struct.
12050 (SELFTEST_LOCATION): New macro.
12051 (selftest::pass): Accept a const location & rather than file
12053 (selftest::fail): Likewise.
12054 (selftest::fail_formatted): Likewise.
12055 (selftest::assert_streq): Likewise.
12056 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
12057 (ASSERT_FALSE): Likewise.
12058 (ASSERT_EQ): Likewise.
12059 (ASSERT_NE): Likewise.
12060 (ASSERT_STREQ): Likewise.
12061 (ASSERT_PRED1): Likewise.
12062 (ASSERT_STREQ_AT): New macro.
12064 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12066 * selftest.c (selftest::fail_formatted): New function.
12067 (selftest::assert_streq): New function.
12068 * selftest.h (selftests::fail_formatted): New decl.
12069 (selftest::assert_streq): New decl.
12070 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
12072 2016-06-13 Jeff Law <law@redhat.com>
12074 PR tree-optimization/71403
12075 * tree-ssa-threadbackward.c
12076 (convert_and_register_jump_thread_path): No longer accept reference
12077 to path. Do not pop items off the path anymore.
12078 (fsm_find_control_statement_thread_paths): Do not allow threading
12079 to a deeper loop nest. Pop the last item off the path here rather
12080 than in convert_and_register_jump_thread_path.
12082 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12083 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
12085 [AArch64] Emit division using the Newton series
12087 * config/aarch64/aarch64-protos.h
12088 (cpu_approx_modes): Add new member "division".
12089 (aarch64_emit_approx_div): Declare new function.
12090 * config/aarch64/aarch64.c
12091 (generic_approx_modes): New member "division".
12092 (exynosm1_approx_modes): Likewise.
12093 (xgene1_approx_modes): Likewise.
12094 (aarch64_emit_approx_div): Define new function.
12095 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
12096 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
12097 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
12098 * doc/invoke.texi (-mlow-precision-div): Describe new option.
12100 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12101 Wilco Dijkstra <wilco.dijkstra@arm.com>
12103 [AArch64] Emit square root using the Newton series
12105 * config/aarch64/aarch64-protos.h
12106 (aarch64_emit_approx_rsqrt): Replace with new function
12107 "aarch64_emit_approx_sqrt".
12108 (cpu_approx_modes): New member "sqrt".
12109 * config/aarch64/aarch64.c
12110 (generic_approx_modes): New member "sqrt".
12111 (exynosm1_approx_modes): Likewise.
12112 (xgene1_approx_modes): Likewise.
12113 (aarch64_emit_approx_rsqrt): Replace with new function
12114 "aarch64_emit_approx_sqrt".
12115 (aarch64_override_options_after_change_1): Handle new option.
12116 * config/aarch64/aarch64-simd.md
12117 (rsqrt<mode>2): Use new function instead.
12118 (sqrt<mode>2): New expansion and insn definitions.
12119 * config/aarch64/aarch64.md: Likewise.
12120 * config/aarch64/aarch64.opt
12121 (mlow-precision-sqrt): Add new option description.
12122 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
12124 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12126 [AArch64] Add more choices for the reciprocal square root approximation
12128 Allow a target to prefer such operation depending on the operation mode.
12130 * config/aarch64/aarch64-protos.h
12131 (AARCH64_APPROX_MODE): New macro.
12132 (AARCH64_APPROX_{NONE,ALL}): Likewise.
12133 (cpu_approx_modes): New structure.
12134 (tune_params): New member "approx_modes".
12135 * config/aarch64/aarch64-tuning-flags.def
12136 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
12137 * config/aarch64/aarch64.c
12138 (generic_approx_modes): New core "cpu_approx_modes" structure.
12139 (exynosm1_approx_modes): Likewise.
12140 (xgene1_approx_modes): Likewise.
12141 (generic_tunings): New member "approx_modes".
12142 (cortexa35_tunings): Likewise.
12143 (cortexa53_tunings): Likewise.
12144 (cortexa57_tunings): Likewise.
12145 (cortexa72_tunings): Likewise.
12146 (exynosm1_tunings): Likewise.
12147 (thunderx_tunings): Likewise.
12148 (xgene1_tunings): Likewise.
12149 (use_rsqrt_p): New argument for the mode and use new member from
12151 (aarch64_builtin_reciprocal): Devise mode from builtin.
12152 (aarch64_optab_supported_p): New argument for the mode.
12153 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
12155 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12157 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
12158 RS6000_BTM_MODULO flag into the set of flags that are considered
12159 to be part of the common configuration.
12161 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12163 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
12164 difference unsigned.
12165 (vec_absdb): New macro for vector absolute difference unsigned
12167 (vec_absdh): New macro for vector absolute difference unsigned
12169 (vec_absdw): New macro for vector absolute difference unsigned word.
12170 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
12171 (vadu<mode>3): New insn.
12172 (*p9_vadu<mode>3): New insn.
12173 * config/rs6000/rs6000-builtin.def (vadub): New built-in
12175 (vaduh): New built-in definition.
12176 (vaduw): New built-in definition.
12177 (vadu): New overloaded built-in definition.
12178 (vadub): New overloaded built-in definition.
12179 (vaduh): New overloaded built-in definition.
12180 (vaduw): New overloaded built-in definition.
12181 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12182 overloaded vector absolute difference unsigned functions.
12183 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12184 the ISA 3.0 vector absolute difference unsigned built-in functions.
12186 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
12188 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
12189 update shared_lookup_references only once after changing operands.
12191 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
12193 PR middle-end/71373
12194 * tree-nested.c (convert_nonlocal_omp_clauses)
12195 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
12197 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
12198 * tree.def (CASE_LABEL_EXPR): Likewise.
12200 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12203 * input.c (test_builtins): Fix an assertion.
12205 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12207 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
12208 (paritysi2): Ditto.
12210 (isinf<mode>2): Ditto.
12212 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12214 * ggc-tests.c (test_finalization): Only test need_finalization_p
12215 for GCC_VERSION >= 4003.
12217 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12219 * config/s390/vecintrin.h: Fix file description in comment.
12221 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12223 * config/s390/s390-builtin-types.def: Change builtin type naming
12224 scheme to match builtin-types.def.
12226 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
12228 * fold-const.c (optimize_minmax_comparison): Remove.
12229 (fold_comparison): Remove call to the above.
12230 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
12231 New transformations.
12233 2016-06-13 Alan Hayward <alan.hayward@arm.com>
12235 PR tree-optimization/71416
12236 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
12239 2016-06-13 Martin Liska <mliska@suse.cz>
12241 * predict.c (enum predictor_reason): Prefix enum with REASON_.
12242 (combine_predictions_for_insn): Likewise.
12243 (prune_predictions_for_bb): Likewise.
12244 (combine_predictions_for_bb): Likewise.
12246 2016-06-13 Richard Biener <rguenther@suse.de>
12248 PR tree-optimization/71505
12249 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
12250 assert match comment.
12252 2016-06-13 Marek Polacek <polacek@redhat.com>
12254 PR middle-end/71476
12255 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
12256 gimplify_switch_expr.
12257 (warn_switch_unreachable_r): New function.
12259 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12262 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
12265 2016-06-13 Richard Biener <rguenther@suse.de>
12267 PR middle-end/64516
12268 * fold-const.c (fold_unary_loc): Preserve alignment when
12269 folding a VIEW_CONVERT_EXPR into a MEM_REF.
12271 2016-06-13 Martin Liska <mliska@suse.cz>
12274 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
12275 w/ -fsanitize=bounds.
12277 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12279 * config/i386/i386.c (ix86_init_builtins): Calculate
12280 FLOAT128_FTYPE_CONST_STRING function type only once.
12281 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
12282 built-in functions are available for x86-32 and x86-64 targets.
12284 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12287 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
12288 New primitive type.
12289 (FLOAT128_FTYPE_CONST_STRING): New function type.
12290 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
12291 [IX86_BUILTIN_NANSQ]: Ditto.
12292 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12293 (ix86_init_builtin_types): Declare const_string_type_node.
12294 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
12296 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12297 * doc/extend.texi (x86 Built-in Functions): Document
12298 __builtin_nanq and __builtin_nansq.
12300 2016-06-11 Jiong Wang <jiong.wang@arm.com>
12303 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
12304 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
12305 length for pop patterns.
12306 (arm_attr_length_push_multi): Update comments.
12307 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
12309 (*pop_multiple_with_writeback_and_return): Likewise.
12310 (*pop_multiple_with_return): Likewise.
12312 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
12314 PR middle-end/71310
12315 * fold-const.c (optimize_bit_field_compare): Don't try to use
12316 word_mode unconditionally for reading the bit field, look at
12317 DECL_BIT_FIELD_REPRESENTATIVE instead.
12319 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
12321 PR middle-end/71478
12322 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
12323 vector integer type.
12325 2016-06-10 Jakub Jelinek <jakub@redhat.com>
12327 PR middle-end/71494
12328 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
12329 without LABEL_DECL, set *handled_ops_p to false instead of true.
12331 2016-06-10 Martin Sebor <msebor@redhat.com>
12334 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
12335 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
12336 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
12338 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
12339 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
12340 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
12341 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
12342 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
12343 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
12344 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
12345 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
12347 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12349 * config/arm/arm.h (pool_vector_label,
12350 return_used_this_function): Remove.
12352 2016-06-10 Jeff Law <law@redhat.com>
12354 PR tree-optimization/71335
12355 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
12356 zero length paths here.
12357 (convert_and_register_jump_thread_path): Remove hacks related to
12358 duplicated blocks in the jump thread path.
12359 (fsm_find_control_statement_thread_paths): Avoid putting the same
12360 block on the thread path twice, but ensure the thread path is
12361 unchanged from the caller's point of view.
12363 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12365 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
12366 * predict.def (PRED_LOOP_BRANCH): Remove.
12368 2016-06-10 David Malcolm <dmalcolm@redhat.com>
12370 * Makefile.in (OBJS): Add ggc-tests.o.
12371 (GTFILES): Add ggc-tests.c.
12372 * ggc-tests.c: New file.
12373 * selftest-run-tests.c (selftest::run_tests): Call
12374 selftest::ggc_tests_c_tests.
12375 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
12377 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
12379 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
12381 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
12384 * varasm.c (place_block_symbol): Adjust alignment for asan protected
12385 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
12387 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12389 * profile.c: Include cfgloop.h.
12390 (branch_prob): Compute estimated number of iterations.
12391 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12392 recompute estimate number of iterations from profile.
12394 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12396 PR inline-asm/68843
12397 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12398 must be grouped on top of stack. Don't force early clobber
12399 on ordinary reg outputs.
12401 2016-06-10 Richard Biener <rguenther@suse.de>
12403 * targhooks.c (default_builtin_vectorization_cost): Adjust
12404 vec_construct cost.
12406 2016-06-10 Richard Biener <rguenther@suse.de>
12408 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12409 to fold the RHS to a constant if possible.
12411 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12413 PR middle-end/71373
12414 * tree-nested.c (convert_nonlocal_omp_clauses)
12415 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12416 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12417 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12419 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12421 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
12423 * omp-low.c (scan_sharing_clauses): Don't expect
12424 OMP_CLAUSE__CACHE_.
12426 2016-06-10 Alan Hayward <alan.hayward@arm.com>
12428 PR tree-optimization/71407
12429 PR tree-optimization/71416
12430 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
12431 BIT_FIELD_REF type.
12433 2016-06-10 Richard Biener <rguenther@suse.de>
12435 PR middle-end/71477
12436 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
12438 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
12440 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
12442 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
12443 Jiong Wang <jiong.wang@arm.com>
12445 PR rtl-optimization/70751
12446 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
12447 spilled into memory.
12449 2016-06-09 Jonathan Yong <10walls@gmail.com>
12452 2015-09-21 Jonathan Yong <10walls@gmail.com>
12454 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
12455 sysroot/usr/lib/32api for additional win32 libraries,
12456 fixes failing Cygwin bootstrapping.
12458 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
12460 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
12463 2016-06-09 David Malcolm <dmalcolm@redhat.com>
12466 * pretty-print.c (pp_indent): Specify that %p is printed in a
12467 host-dependent manner.
12468 (test_pp_format): Remove the test for %p.
12470 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
12472 * config/mips/mips.c (mips_output_jump): Fix formatting.
12474 2016-06-09 Richard Biener <rguenther@suse.de>
12476 PR tree-optimization/71462
12477 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
12480 2016-06-09 Martin Liska <mliska@suse.cz>
12482 * predict.c (dump_prediction): Add new argument.
12483 (enum predictor_reason): New enum.
12484 (struct predictor_hash): New struct.
12485 (predictor_hash::hash): New function.
12486 (predictor_hash::equal): Likewise.
12487 (not_removed_prediction_p): New function.
12488 (prune_predictions_for_bb): Likewise.
12489 (combine_predictions_for_bb): Prune predictions.
12491 2016-06-09 Martin Liska <mliska@suse.cz>
12493 * predict.c (filter_predictions): New function.
12494 (remove_predictions_associated_with_edge): Use the filter
12496 (equal_edge_p): New function.
12498 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
12500 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
12501 Correct usage of @samp vs @option, add @samp where appropriate.
12502 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
12503 Add armv6s-m and document it, as it is no official ARM name.
12505 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12507 * ifcvt.c (struct noce_if_info): Add transform_name field.
12508 (noce_try_move): Set if_info->transform_name to the function name.
12509 (noce_try_ifelse_collapse): Likewise.
12510 (noce_try_store_flag): Likewise.
12511 (noce_try_inverse_constants): Likewise.
12512 (noce_try_store_flag_constants): Likewise.
12513 (noce_try_addcc): Likewise.
12514 (noce_try_store_flag_mask): Likewise.
12515 (noce_try_cmove): Likewise.
12516 (noce_try_cmove_arith): Likewise.
12517 (noce_try_minmax): Likewise.
12518 (noce_try_abs): Likewise.
12519 (noce_try_sign_mask): Likewise.
12520 (noce_try_bitop): Likewise.
12521 (noce_convert_multiple_sets): Likewise.
12522 (noce_process_if_block): Print if_info->transform_name to
12523 dump_file if transformation succeeded.
12525 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12527 * config/arm/cortex-a57.md (cortex_a57_alu):
12530 2016-06-08 Martin Sebor <msebor@redhat.com>
12531 Jakub Jelinek <jakub@redhat.com>
12535 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
12536 BUILT_IN_MUL_OVERFLOW_P): New builtins.
12537 * builtins.c: Include gimple-fold.h.
12538 (fold_builtin_arith_overflow): Handle
12539 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
12540 (fold_builtin_3): Likewise.
12541 * doc/extend.texi (Integer Overflow Builtins): Document
12542 __builtin_{add,sub,mul}_overflow_p.
12544 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
12546 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
12547 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
12549 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
12551 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
12552 Rewrite, looking one level down for records and arrays.
12554 2016-06-08 David Malcolm <dmalcolm@redhat.com>
12556 * pretty-print.c: Include "selftest.h".
12557 (pp_format): Fix comment.
12558 (identifier_to_locale): Likewise.
12559 (selftest::test_basic_printing): New function.
12560 (selftest::assert_pp_format): New function.
12561 (selftest::test_pp_format): New function.
12562 (selftest::pretty_print_c_tests): New function.
12563 * selftest-run-tests.c (selftest::run_tests): Call
12564 selftest::pretty_print_c_tests.
12565 * selftest.h (pretty_print_c_tests): New declaration.
12567 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12569 * invoke.texi (max-loop-headers-insns): Document.
12570 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
12571 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
12572 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
12574 2016-06-08 Richard Biener <rguenther@suse.de>
12576 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
12577 on strided SLP loads and fall back to scalar loads in case
12578 we can't chunk them.
12580 2016-06-08 Richard Biener <rguenther@suse.de>
12582 PR tree-optimization/71452
12583 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
12584 type used for the SSA rewrite has enough precision to cover
12585 the dynamic type of the location.
12587 2016-06-08 Jakub Jelinek <jakub@redhat.com>
12588 Richard Biener <rguenther@suse.de>
12591 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
12592 the same as DECL_P (base0) for indirect_base0. Use equality_code
12593 in one further place.
12595 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
12597 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
12598 to one word if the field is known to overlap other words.
12599 (extract_bit_field_1): Likewise.
12600 (store_split_bit_field): Remove compensating code.
12601 (extract_split_bit_field): Likewise.
12603 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
12607 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
12609 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12611 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
12613 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
12614 (arch64_addpv4sf): Delete.
12615 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
12616 "gen_aarch64_addpv4sf".
12617 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
12619 (vpadds_f32): Likewise.
12620 (vpaddq_f32): Likewise.
12621 (vpaddq_f64): Likewise.
12623 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12625 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
12627 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
12628 to VALLF. Rename to "fabd<mode>3".
12629 "*fabd_scalar<mode>3): Delete.
12630 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
12632 (vabdd_f64): Likewise.
12633 (vabd_f32): Likewise.
12634 (vabd_f64): Likewise.
12635 (vabdq_f32): Likewise.
12636 (vabdq_f64): Likewise.
12638 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12640 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
12642 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
12643 "aarch64_rsqrts<mode>".
12644 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
12645 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
12647 (vrsqrtsd_f64): Likewise.
12648 (vrsqrts_f32): Likewise.
12649 (vrsqrts_f64): Likewise.
12650 (vrsqrtsq_f32): Likewise.
12651 (vrsqrtsq_f64): Likewise.
12653 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12655 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
12657 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
12658 "aarch64_rsqrte<mode>".
12659 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
12660 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
12662 (vrsqrted_f64): Likewise.
12663 (vrsqrte_f32): Likewise.
12664 (vrsqrte_f64): Likewise.
12665 (vrsqrteq_f32): Likewise.
12666 (vrsqrteq_f64): Likewise.
12668 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12670 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
12672 (fcvtzs): Likewise.
12673 (fcvtzu): Likewise.
12674 * config/aarch64/aarch64-simd.md
12675 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
12676 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
12677 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
12679 (vcvt_n_f32_u32): Likewise.
12680 (vcvt_n_s32_f32): Likewise.
12681 (vcvt_n_u32_f32): Likewise.
12682 (vcvtq_n_f32_s32): Likewise.
12683 (vcvtq_n_f32_u32): Likewise.
12684 (vcvtq_n_f64_s64): Likewise.
12685 (vcvtq_n_f64_u64): Likewise.
12686 (vcvtq_n_s32_f32): Likewise.
12687 (vcvtq_n_s64_f64): Likewise.
12688 (vcvtq_n_u32_f32): Likewise.
12689 (vcvtq_n_u64_f64): Likewise.
12690 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
12691 (VSDQ_SDI): Likewise.
12692 (fcvt_target): Support V4DI, V4SI and V2SI.
12693 (FCVT_TARGET): Likewise.
12695 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12697 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
12698 (TYPES_BINOP_SUS): Likewise.
12699 (aarch64_simd_builtin_data): Update include file name.
12700 (aarch64_builtins): Likewise.
12701 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
12702 for conversion between scalar float-point and fixed-point.
12704 (fcvtzs): Likewise.
12705 (fcvtzu): Likewise.
12706 * config/aarch64/aarch64.md
12707 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
12708 pattern for conversion between scalar float to fixed-pointer.
12709 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
12710 (UNSPEC_FCVTZS): New UNSPEC enumeration.
12711 (UNSPEC_FCVTZU): Likewise.
12712 (UNSPEC_SCVTF): Likewise.
12713 (UNSPEC_UCVTF): Likewise.
12714 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
12716 (vcvtd_n_f64_u64): Likewise.
12717 (vcvtd_n_s64_f64): Likewise.
12718 (vcvtd_n_u64_f64): Likewise.
12719 (vcvtd_n_f32_s32): Likewise.
12720 (vcvts_n_f32_u32): Likewise.
12721 (vcvtd_n_s32_f32): Likewise.
12722 (vcvts_n_u32_f32): Likewise.
12723 * config/aarch64/iterators.md (fcvt_target): Support integer to float
12725 (FCVT_TARGET): Likewise.
12726 (FCVT_FIXED2F): New iterator.
12727 (FCVT_F2FIXED): Likewise.
12728 (fcvt_fixed_insn): New define_int_attr.
12730 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12732 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
12733 some statements was removed.
12735 2016-06-08 Alan Hayward <alan.hayward@arm.com>
12737 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
12738 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
12739 (vect_can_advance_ivs_p): likewise.
12740 (vect_update_ivs_after_vectorizer): likewise.
12741 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
12742 (vect_analyze_scalar_cycles_1): likewise.
12743 (vect_analyze_loop_operations): likewise.
12744 (report_vect_op): likewise.
12745 (vect_is_slp_reduction): likewise.
12746 (vect_is_simple_reduction): likewise.
12747 (get_initial_def_for_induction): likewise.
12748 (vect_transform_loop): likewise.
12749 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
12750 (vect_recog_sad_pattern): likewise.
12751 (vect_recog_widen_sum_pattern): likewise.
12752 (vect_recog_widening_pattern): likewise.
12753 (vect_recog_divmod_pattern): likewise.
12754 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
12755 (vect_analyze_slp_instance): likewise.
12756 (vect_transform_slp_perm_load): likewise.
12757 (vect_schedule_slp_instance): likewise.
12759 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12761 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
12762 (return_prediction): PRED_CONST_RETURN predict return as not taken.
12763 * predict.def (PRED_CONTINUE): Change hitrate 50->67
12764 (PRED_LOOP_BRANCH): Document predictor as broken.
12765 (PRED_LOOP_EXIT): Change hitrate 91->92.
12766 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
12767 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
12768 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
12769 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
12770 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
12771 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
12772 (PRED_CALL): Chane hitrate 71->67.
12773 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
12774 (PRED_GOTO): Document as unused right now.
12775 (PRED_CONST_RETURN): Change hitrate 67->69
12776 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
12777 (PRED_NULL_RETURN): Change hitrate 91->90.
12778 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
12779 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
12780 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
12782 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
12784 * config/rs6000/altivec.h: Add __builtin_vec_mul.
12785 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
12786 special case Altivec builtin.
12787 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12788 VSX_BUILTIN_VEC_MUL (replaced with special case code).
12789 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12790 code for ALTIVEC_BUILTIN_VEC_MUL.
12791 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12792 for __builtin_vec_mul.
12794 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
12796 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
12799 2016-06-07 David Malcolm <dmalcolm@redhat.com>
12801 * spellcheck.c (selftest::test_find_closest_string): New function.
12802 (spellcheck_c_tests): Call the above.
12804 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12806 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
12808 2016-06-07 Jakub Jelinek <jakub@redhat.com>
12810 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
12811 Yv=Yv,C alternatives.
12813 2016-06-07 Richard Biener <rguenther@suse.de>
12816 * common.opt (ffast-math): Make Optimization.
12818 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
12819 Prachi Godbole <prachi.godbole@imgtec.com>
12821 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
12822 `fabs' and `fneg' type attributes.
12823 (p5600_fpu_fabs): Add `fmove' to the comment.
12825 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12827 * gimple.c: Include builtins.h
12828 (gimple_inexpensive_call_p): New function.
12829 * gimple.h (gimple_inexpensive_call_p): Declare.
12830 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
12831 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
12834 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
12836 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
12837 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
12838 warning_at_rich_loc, warning_n, pedwarn, permerror,
12839 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
12840 sorry, fatal_error, internal_error, internal_error_no_backtrace):
12843 2016-06-07 Richard Biener <rguenther@suse.de>
12845 PR tree-optimization/71428
12846 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
12847 BIT_FIELD_REF op vs. load.
12849 2016-06-07 Richard Biener <rguenther@suse.de>
12851 PR middle-end/71423
12852 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
12855 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12857 * config/pa/pa.md (call): Generate indirect long calls to non-local
12858 functions on TARGET_64BIT.
12859 (call_value): Likewise.
12861 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12863 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
12864 pattern and subsequent splitters.
12865 (call_val_reg_64bit_post_reload): Likewise.
12867 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12869 PR middle-end/71408
12870 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
12871 propagate_op_to_single_use.
12873 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12875 PR middle-end/71281
12876 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
12878 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
12880 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
12881 (enum x86_dirflag_state): New enum.
12882 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
12883 (machine_function): Remove needs_cld.
12884 (ix86_current_function_needs_cld): Remove.
12885 * config/i386/i386.c (ix86_set_func_type): Set
12886 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
12887 (ix86_expand_prologue): Do not emit CLD here.
12888 (ix86_dirflag_mode_needed): New function.
12889 (ix86_dirflag_mode_entry): Ditto.
12890 (ix86_mode_needed): Handle X86_DIRFLAG entity.
12891 (ix86_mode_after): Ditto.
12892 (ix86_mode_entry): Ditto.
12893 (ix86_mode_exit): Ditto.
12894 (ix86_emit_mode_set): Ditto.
12895 * config/i386/i386.md (strmov_singleop): Set
12896 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12897 Do not set ix86_current_function_needs_cld.
12899 (strset_singleop): Ditto.
12901 (cmpstrnqi_nz_1): Ditto.
12902 (cmpstrnqi_1): Ditto.
12903 (strlenqi_1): Ditto.
12905 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12907 PR tree-optimization/71259
12908 * tree-vect-slp.c (vect_get_constant_vectors): For
12909 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12910 one for constant op, and use COND_EXPR for non-constant.
12912 2016-06-06 David Malcolm <dmalcolm@redhat.com>
12914 * Makefile.in (OBJS): Add function-tests.o,
12915 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
12916 selftest-run-tests.o.
12917 (OBJS-libcommon): Add selftest.o.
12918 (OBJS-libcommon-target): Add selftest.o.
12919 (all.internal): Add "selftest".
12920 (all.cross): Likewise.
12921 (selftest): New phony target.
12922 (s-selftest): New target.
12923 (selftest-gdb): New phony target.
12924 (COLLECT2_OBJS): Add selftest.o.
12925 * bitmap.c: Include "selftest.h".
12926 (selftest::test_gc_alloc): New function.
12927 (selftest::test_set_range): New function.
12928 (selftest::test_clear_bit_in_middle): New function.
12929 (selftest::test_copying): New function.
12930 (selftest::test_bitmap_single_bit_set_p): New function.
12931 (selftest::bitmap_c_tests): New function.
12932 * common.opt (fself-test): New.
12933 * diagnostic-show-locus.c: Include "selftest.h".
12934 (make_range): New function.
12935 (test_range_contains_point_for_single_point): New function.
12936 (test_range_contains_point_for_single_line): New function.
12937 (test_range_contains_point_for_multiple_lines): New function.
12938 (assert_eq): New function.
12939 (test_get_line_width_without_trailing_whitespace): New function.
12940 (selftest::diagnostic_show_locus_c_tests): New function.
12941 * et-forest.c: Include "selftest.h".
12942 (selftest::test_single_node): New function.
12943 (selftest::test_simple_tree): New function.
12944 (selftest::test_disconnected_nodes): New function.
12945 (selftest::et_forest_c_tests): New function.
12946 * fold-const.c: Include "selftest.h".
12947 (selftest::assert_binop_folds_to_const): New function.
12948 (selftest::assert_binop_folds_to_nonlvalue): New function.
12949 (selftest::test_arithmetic_folding): New function.
12950 (selftest::fold_const_c_tests): New function.
12951 * function-tests.c: New file.
12952 * gimple.c: Include "selftest.h".
12953 Include "gimple-pretty-print.h".
12954 (selftest::verify_gimple_pp): New function.
12955 (selftest::test_assign_single): New function.
12956 (selftest::test_assign_binop): New function.
12957 (selftest::test_nop_stmt): New function.
12958 (selftest::test_return_stmt): New function.
12959 (selftest::test_return_without_value): New function.
12960 (selftest::gimple_c_tests): New function.
12961 * hash-map-tests.c: New file.
12962 * hash-set-tests.c: New file.
12963 * input.c: Include "selftest.h".
12964 (selftest::assert_loceq): New function.
12965 (selftest::test_accessing_ordinary_linemaps): New function.
12966 (selftest::test_unknown_location): New function.
12967 (selftest::test_builtins): New function.
12968 (selftest::test_reading_source_line): New function.
12969 (selftest::input_c_tests): New function.
12970 * rtl-tests.c: New file.
12971 * selftest-run-tests.c: New file.
12972 * selftest.c: New file.
12973 * selftest.h: New file.
12974 * spellcheck.c: Include "selftest.h".
12975 (selftest::levenshtein_distance_unit_test_oneway): New function,
12976 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
12977 (selftest::levenshtein_distance_unit_test): Likewise.
12978 (selftest::spellcheck_c_tests): Likewise.
12979 * toplev.c: Include selftest.h.
12980 (toplev::run_self_tests): New.
12981 (toplev::main): Handle -fself-test.
12982 * toplev.h (toplev::run_self_tests): New.
12983 * tree.c: Include "selftest.h".
12984 (selftest::test_integer_constants): New function.
12985 (selftest::test_identifiers): New function.
12986 (selftest::test_labels): New function.
12987 (selftest::tree_c_tests): New function.
12988 * tree-cfg.c: Include "selftest.h".
12989 (selftest::push_fndecl): New function.
12990 (selftest::test_linear_chain): New function.
12991 (selftest::test_diamond): New function.
12992 (selftest::test_fully_connected): New function.
12993 (selftest::tree_cfg_c_tests): New function.
12994 * vec.c: Include "selftest.h".
12995 (selftest::safe_push_range): New function.
12996 (selftest::test_quick_push): New function.
12997 (selftest::test_safe_push): New function.
12998 (selftest::test_truncate): New function.
12999 (selftest::test_safe_grow_cleared): New function.
13000 (selftest::test_pop): New function.
13001 (selftest::test_safe_insert): New function.
13002 (selftest::test_ordered_remove): New function.
13003 (selftest::test_unordered_remove): New function.
13004 (selftest::test_block_remove): New function.
13005 (selftest::reverse_cmp): New function.
13006 (selftest::test_qsort): New function.
13007 (selftest::vec_c_tests): New function.c.
13008 * wide-int.cc: Include selftest.h and wide-int-print.h.
13009 (selftest::from_int <wide_int>): New function.
13010 (selftest::from_int <offset_int>): New function.
13011 (selftest::from_int <widest_int>): New function.
13012 (selftest::assert_deceq): New function.
13013 (selftest::assert_hexeq): New function.
13014 (selftest::test_printing <VALUE_TYPE>): New function template.
13015 (selftest::test_ops <VALUE_TYPE>): New function template.
13016 (selftest::test_comparisons <VALUE_TYPE>): New function template.
13017 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
13019 (selftest::wide_int_cc_tests): New function.
13021 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13023 PR middle-end/37780
13024 * ifcvt.c (noce_try_ifelse_collapse): New function.
13026 (noce_process_if_block): Call noce_try_ifelse_collapse.
13027 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
13028 (simplify_ternary_operation): Use the above to simplify
13029 conditional CLZ/CTZ expressions.
13031 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13033 PR middle-end/37780
13034 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
13035 define_insn_and_split.
13037 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13039 PR middle-end/37780
13040 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
13042 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
13045 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
13046 Implicitly clobber memory for basic asm with non-empty assembler
13047 string. Use targetm.md_asm_adjust also here.
13048 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
13049 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
13050 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
13051 non-empty assembler string.
13052 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
13053 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
13054 (decode_asm_operands): Handle basic asm in PARALLEL block.
13055 (extract_insn): Handle basic asm in PARALLEL block.
13056 * doc/extend.texi: Mention new behavior of basic asm.
13057 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
13058 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
13059 branch_needs_nop_p): Use asm_noperands.
13061 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
13063 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
13064 Include the M7 SPARC DFA scheduler.
13065 New attribute v3pipe.
13066 Annotate insns with v3pipe where appropriate.
13067 Define cpu_feature vis4.
13068 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
13069 Add (V8QI "8") to vbits.
13070 Add insns {add,sub}v8qi3
13071 Add insns ss{add,sub}v8qi3
13072 Add insns us{add,sub}{v8qi,v4hi}3
13073 Add insns {min,max}{v8qi,v4hi,v2si}3
13074 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
13075 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
13076 * config/sparc/niagara4.md: Add a comment explaining the
13077 discrepancy between the documented latenty numbers and the
13079 * config/sparc/niagara7.md: New file.
13080 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
13081 supports SPARC5 and VIS 4.0 instructions.
13082 * configure: Regenerate.
13083 * config.in: Likewise.
13084 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
13085 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
13086 TARGET_CPU_niagara7.
13087 (ASM_CPU64_DEFAULT_SPEC): Likewise.
13088 (CPP_CPU_SPEC): Handle niagara7.
13089 (ASM_CPU_SPEC): Likewise.
13090 * config/sparc/sparc-opts.h (processor_type): Add
13091 PROCESSOR_NIAGARA7.
13092 (mvis4): New option.
13093 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
13094 (AS_NIAGARA7_FLAG): Define.
13095 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
13096 (CPP_CPU64_DEFAULT_SPEC): Likewise.
13097 (CPP_CPU_SPEC): Handle niagara7.
13098 (ASM_CPU_SPEC): Likewise.
13099 * config/sparc/sparc.c (niagara7_costs): Define.
13100 (sparc_option_override): Handle niagara7 and adjust cache-related
13101 parameters with better values for niagara cpus. Also support VIS4.
13102 (sparc32_initialize_trampoline): Likewise.
13103 (sparc_use_sched_lookahead): Likewise.
13104 (sparc_issue_rate): Likewise.
13105 (sparc_register_move_cost): Likewise.
13106 (dump_target_flag_bits): Support VIS4.
13107 (sparc_vis_init_builtins): Likewise.
13108 (sparc_builtins): Likewise.
13109 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
13111 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
13113 * config/sparc/sparc.opt (sparc_processor_type): New value
13115 * config/sparc/visintrin.h (__attribute__): Prototypes for the
13117 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
13119 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
13122 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
13124 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
13126 2016-06-06 Richard Biener <rguenther@suse.de>
13128 PR tree-optimization/71398
13129 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
13132 2016-06-05 James Bowman <james.bowman@ftdichip.com>
13134 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
13135 ft32_expand_prolog, ft32_expand_epilogue):
13136 Handle pretend_args.
13137 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
13138 * config/ft32/ft32.md: Add pretend_returner.
13140 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
13143 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13144 Copy op1 RTX to avoid invalid sharing.
13145 (ix86_expand_vector_move_misalign): Ditto.
13147 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
13149 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
13152 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13154 * predict.c (predicted_by_loop_heuristics_p): New function.
13155 (predict_iv_comparison): Use it.
13156 (predict_loops): Walk from innermost loops; do not predict edges
13157 leaving multiple loops multiple times; implement
13158 PRED_LOOP_ITERATIONS_MAX heuristics.
13159 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
13161 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13163 * cfg.c (check_bb_profile): Do not report mismatched profiles when
13164 only edges out of BB are EH edges.
13166 2016-06-04 Martin Sebor <msebor@redhat.com>
13167 Marcin Baczyński <marbacz@gmail.com>
13170 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
13171 a void expression in a void function.
13173 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13175 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
13176 aux; dump reasons of decisions.
13177 (should_duplicate_loop_header_p): Likewise.
13178 (do_while_loop_p): Likewise.
13179 (ch_base::copy_headers): Dump asi num insns duplicated.
13181 2016-06-04 Jakub Jelinek <jakub@redhat.com>
13183 PR tree-optimization/71405
13184 * tree-ssa.c (execute_update_addresses_taken): For clobber with
13185 incompatible type, build a new clobber with the right type instead
13186 of building a VIEW_CONVERT_EXPR around it.
13188 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13190 PR tree-optimization/52171
13191 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
13192 by_pieces_ninsns instead of move_by_pieces_ninsns.
13194 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13196 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
13197 for reg+reg addressing mode.
13199 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13201 * rs6000-c.c (c/c-tree.h): Add #include.
13202 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
13203 in C++ when found in the base position of vec_ld or vec_st.
13205 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13207 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
13208 use of profile unless profile status is PROFILE_READ.
13209 * profile.c (compute_branch_probabilities): Set profile status
13210 only after reporting predictor hitrates.
13212 2016-06-03 Joseph Myers <joseph@codesourcery.com>
13216 * common.opt (ffp-int-builtin-inexact): New option.
13217 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
13218 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
13219 (ceil@var{m}2): Document dependence on this option.
13220 * ipa-inline-transform.c (inline_call): Handle
13221 flag_fp_int_builtin_inexact.
13222 * ipa-inline.c (can_inline_edge_p): Likewise.
13223 * config/i386/i386.md (rintxf2): Do not test
13224 flag_unsafe_math_optimizations.
13225 (rint<mode>2_frndint): New define_insn.
13226 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
13227 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
13228 for 387 instead of extending and truncating.
13229 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
13230 !flag_trapping_math instead of flag_unsafe_math_optimizations.
13231 Change to frndint<mode>2_<rounding>.
13232 (frndintxf2_<rounding>_i387): Likewise. Change to
13233 frndint<mode>2_<rounding>_i387.
13234 (<rounding_insn>xf2): Likewise.
13235 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
13236 !flag_trapping_math instead of flag_unsafe_math_optimizations for
13237 x87. Test TARGET_ROUND || !flag_trapping_math ||
13238 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
13239 SSE. Use ROUND_NO_EXC in constant operand of
13240 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
13241 for 387 instead of extending and truncating.
13243 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
13244 Julia Koval <julia.koval@intel.com>
13256 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
13257 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
13258 all registers, except for function return registers if there are
13259 no caller-saved registers.
13260 (ix86_set_func_type): New function.
13261 (ix86_set_current_function): Call ix86_set_func_type to set
13262 no_caller_saved_registers and func_type. Call reinit_regs if
13263 caller-saved registers are changed. Don't allow MPX, SSE, MMX
13264 nor x87 instructions in interrupt handler nor function with
13265 no_caller_saved_registers attribute.
13266 (ix86_function_ok_for_sibcall): Return false if there are no
13267 caller-saved registers.
13268 (type_natural_mode): Don't warn ABI change for MMX in interrupt
13270 (ix86_function_arg_advance): Skip for callee in interrupt handler.
13271 (ix86_function_arg): Return special arguments in interrupt handler.
13272 (ix86_promote_function_mode): Promote pointer to word_mode only
13273 for normal functions.
13274 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
13276 (ix86_epilogue_uses): New function.
13277 (ix86_hard_regno_scratch_ok): Likewise.
13278 (ix86_save_reg): Preserve all registers in interrupt handler
13279 after reload. Preserve all registers, except for function return
13280 registers, if there are no caller-saved registers after reload.
13281 (find_drap_reg): Always use callee-saved register if there are
13282 no caller-saved registers.
13283 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
13284 for interrupt handler.
13285 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
13286 Emit cld instruction if stringops are used in interrupt handler
13287 or interrupt handler isn't a leaf function.
13288 (ix86_expand_epilogue): Generate interrupt return for interrupt
13289 handler and pop the 'ERROR_CODE' off the stack before interrupt
13290 return in exception handler.
13291 (ix86_expand_call): Disallow calling interrupt handler directly.
13292 If there are no caller-saved registers, mark all registers that
13293 are clobbered by the call which returns as clobbered.
13294 (ix86_handle_no_caller_saved_registers_attribute): New function.
13295 (ix86_handle_interrupt_attribute): Likewise.
13296 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
13298 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
13299 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
13300 accumulation in interrupt function if stack may be realigned to
13302 (EPILOGUE_USES): New.
13303 (function_type): New enum.
13304 (machine_function): Add func_type and no_caller_saved_registers.
13305 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
13306 (interrupt_return): New pattern.
13307 * doc/extend.texi: Document x86 interrupt and
13308 no_caller_saved_registers attributes.
13310 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
13312 PR tree-optimization/52171
13313 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
13314 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
13315 Look for constant strings. Move some code to emit_block_cmp_hints
13317 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
13318 * defaults.h (COMPARE_MAX_PIECES): New macro.
13319 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
13320 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
13321 (clear_by_pieces_1): Don't declare. Move definition before use.
13322 (can_do_by_pieces): New static function.
13323 (can_move_by_pieces): Use it. Return bool.
13324 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
13325 OP. All callers changed. Handle COMPARE_BY_PIECES.
13326 (class pieces_addr); New.
13327 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
13328 pieces_addr::adjust, pieces_addr::increment_address,
13329 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
13331 (class op_by_pieces_d): New.
13332 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
13334 (class move_by_pieces_d, class compare_by_pieces_d,
13335 class store_by_pieces_d): New subclasses of op_by_pieces_d.
13336 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
13337 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
13338 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
13339 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
13340 compare_by_pieces_d::finish_mode): New member functions.
13341 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
13343 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
13344 (emit_block_cmp_hints): New function.
13345 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
13346 use the newly defined classes.
13347 * expr.h (by_pieces_constfn): New typedef.
13348 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
13349 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
13350 (move_by_pieces_ninsns): Don't declare.
13351 (can_move_by_pieces): Change return value to bool.
13352 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
13353 (compare_by_pieces_branch_ratio): New hook.
13354 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
13355 (by_pieces_ninsns): Declare.
13356 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
13358 (default_compare_by_pieces_branch_ratio): New function.
13359 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
13360 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
13361 * doc/tm.texi: Regenerate.
13362 * tree-ssa-strlen.c: Include "builtins.h".
13363 (handle_builtin_memcmp): New static function.
13364 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
13365 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
13367 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13369 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
13370 relevant stmts which are simple and invariant.
13371 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
13372 instead of simple and invariant
13374 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13376 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
13377 (vectorizable_reduction): Check for new relevant state.
13378 (vectorizable_live_operation): vectorize live stmts using
13379 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
13380 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
13381 (vect_stmt_relevant_p): Check for stmts which are only used live.
13382 (process_use): Use of a stmt does not inherit it's live value.
13383 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
13384 (vect_analyze_stmt): Check for new relevant state.
13385 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
13386 outside the loop, but not inside it.
13388 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13390 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13391 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13392 (vect_get_vec_def_for_operand): Split out code.
13394 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13396 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13398 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13400 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13402 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13404 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13406 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13408 PR middle-end/71387
13409 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13410 to noreturn e->callee->decl that has void return type and void
13411 arguments, adjust gimple_call_fntype and remove lhs even if it had
13412 previously addressable type.
13414 2016-06-02 Jeff Law <law@redhat.com>
13416 PR tree-optimization/71328
13417 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13418 error when checking for a jump back onto the copied path.
13420 2016-06-02 David Malcolm <dmalcolm@redhat.com>
13422 * config/microblaze/microblaze.c (get_branch_target): Add return
13423 NULL_RTX for the non-CALL_P case.
13424 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
13425 (insert_wic): Remove unused local "j".
13427 2016-06-02 Martin Liska <mliska@suse.cz>
13429 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
13431 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
13432 Julia Koval <julia.koval@intel.com>
13434 * function.c (assign_parm_setup_stack): Force source into a
13435 register if needed.
13436 * target.def (function_incoming_arg): Update documentation to
13437 allow arbitrary address computation based on hard register.
13438 * doc/tm.texi: Regenerated.
13440 2016-06-02 Martin Liska <mliska@suse.cz>
13442 * predict.c (combine_predictions_for_bb): Fix first match in
13443 cases where a first predictor contains more than one occurence
13444 in list of predictors. Take the best value in such case.
13446 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13448 PR rtl-optimization/71295
13449 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
13450 offset would go over the size of the inner mode reject it.
13452 2016-06-02 Jakub Jelinek <jakub@redhat.com>
13454 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
13455 x=x,x and v=v,m instead of x=x,m.
13457 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
13458 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
13459 alternative to v=rm,C.
13461 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
13462 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
13463 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
13464 instead of vex for the last two above mentioned alternatives.
13466 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13469 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
13471 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
13473 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
13475 2016-06-01 David Malcolm <dmalcolm@redhat.com>
13477 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
13478 from int to unsigned.
13480 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13482 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
13483 alternatives, eliminating preferred register class. Add support
13484 for the MTVSRDD instruction in ISA 3.0.
13485 (vsx_splat_v4si_internal): Use splat_input_operand instead of
13486 reg_or_indexed_operand.
13487 (vsx_splat_v4sf_internal): Likewise.
13489 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13492 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
13493 for loading up all 0's or all 1's.
13495 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
13497 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
13499 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
13501 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
13503 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
13504 * gcc.c (set_source_date_epoch_envvar): New function, sets
13505 the SOURCE_DATE_EPOCH environment variable to the current time.
13507 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13509 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
13510 the factor for live Phi nodes.
13512 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13514 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
13515 * tree-parloops.c (parallelize_loops): likewise.
13516 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
13517 tree_unswitch_outer_loop): likewise.
13519 2016-06-01 Jakub Jelinek <jakub@redhat.com>
13521 PR middle-end/71371
13522 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
13523 around creation of the temporary.
13525 2016-06-01 Richard Biener <rguenther@suse.de>
13527 PR tree-optimization/71366
13528 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
13529 (unloop_loops): Move removing edges here ...
13530 (try_unroll_loop_completely): ... from here.
13531 (try_peel_loop): ... and here.
13532 (tree_unroll_loops_completely_1): Track parent loops via
13533 bitmap of header BBs.
13534 (tree_unroll_loops_completely): Adjust for that.
13536 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13538 * config/rs6000/altivec.h (vec_slv): New macro.
13539 (vec_srv): New macro.
13540 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
13541 (UNSPEC_VSRV): New value.
13544 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
13545 (vsrv): New builtin definition.
13546 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
13547 define argument types for new builtin.
13548 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
13550 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
13553 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
13554 Jocelyn Mayer <l_indien@magic.fr>
13557 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
13558 detect processor family for signature_CENTAUR_ebx.
13559 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
13560 signature_CENTAUR_ebx.
13561 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
13562 <default>: Pass x86-64 for has_longmode.
13564 2016-06-01 Nathan Sidwell <nathan@acm.org>
13566 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
13569 2016-06-01 Richard Biener <rguenther@suse.de>
13571 PR tree-optimization/71261
13572 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
13573 of stmts successfully put in the bool pattern. Remove
13574 single-use restriction.
13575 (adjust_bool_pattern_cast): Add cast at the use site via the
13576 pattern def sequence.
13577 (adjust_bool_pattern): Remove recursion, maintain a hash-map
13578 of patterned defs. Use the pattern def seqence instead of
13579 multiple independent patterns.
13580 (sort_after_uid): New qsort compare function.
13581 (adjust_bool_stmts): New function to process stmts in the bool
13582 pattern in IL order.
13583 (vect_recog_bool_pattern): Adjust.
13584 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
13585 (ifcvt_walk_pattern_tree): Likewise.
13586 (stmt_is_root_of_bool_pattern): Likewise.
13587 (ifcvt_repair_bool_pattern): Likewise.
13588 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
13590 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13592 * loop-unroll.c (decide_unroll_constant_iterations,
13593 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
13594 likely upper bounds.
13595 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
13597 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
13599 * tree-core.h (enum omp_clause_code): Remove
13600 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
13602 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13604 * config/arm/sync.md (arm_store_exclusive<mode>):
13605 Use 'H' output modifier on operands[2] rather than creating a new
13606 entry in out-of-bounds memory of the operands array.
13607 (arm_store_release_exclusivedi): Likewise.
13609 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13611 * config/arm/arm.c (arm_fusion_enabled_p): New function.
13612 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
13613 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
13614 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13616 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13618 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
13619 into account live statements for mask producers.
13621 2016-06-01 Richard Biener <rguenther@suse.de>
13623 PR tree-optimization/71311
13624 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
13625 restrict to non-INTEGER_CST @0.
13627 2016-06-01 Richard Biener <rguenther@suse.de>
13629 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
13630 (relational patterns): Use :c to avoid pattern duplications.
13632 2016-06-01 Richard Biener <rguenther@suse.de>
13634 * genmatch.c (comparison_code_p): New predicate.
13635 (swap_tree_comparison): New function.
13636 (commutate): Add for_vec parameter to append new for entries.
13637 Support commutating relational operators by swapping it alongside
13639 (lower_commutative): Adjust.
13640 (dt_simplify::gen): Do not pass artificial operators to gen
13642 (decision_tree::gen): Do not add artificial operators as parameters.
13643 (parser::parse_expr): Verify operator commutativity when :c is
13644 applied. Allow :C to override this.
13645 * match.pd: Adjust patterns to use :C instead of :c where required.
13647 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
13649 PR tree-optimization/71077
13650 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
13651 the combining step, use boolean_false_node and boolean_true_node
13652 as the designated false/true return values.
13654 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13656 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
13657 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
13658 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
13661 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13663 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
13664 of flags impliying the register renaming.
13665 * toplev.c (process_options): Do not imply flag_rename_registers with
13668 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13670 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
13671 default implementation.
13673 2016-05-31 Nathan Sidwell <nathan@acm.org>
13675 * dwarf2out.c (cur_line_info_table): Add GTY marker.
13677 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13679 * config/sh/constraints.md (b): Remove constraint.
13680 * config/sh/predicates.md (arith_reg_operand): Remove
13682 * config/sh/sh-modes.def (PDI): Remove.
13683 * config/sh/sh.c (sh_target_reg_class,
13684 sh_optimize_target_register_callee_saved): Remove functions.
13685 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
13686 (sh_expand_epilogue): Update comment.
13687 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
13688 sh_secondary_reload): Remove TARGET_REGS related code.
13689 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
13690 TARGET_REGISTER_P): Remove macros.
13691 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
13692 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
13693 TR1_REG, TR2_REG): Remove constants.
13694 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
13696 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13698 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
13699 define_expand patterns.
13700 (adddi3_compact): Rename to adddi3.
13701 (subdi3_compact): Rename to subdi3.
13702 (*negdi2): Rename to negdi2.
13703 (*abs<mode>2): Rename to abs<mode>2.
13705 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13707 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
13708 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
13709 (atomic_sub_fetchsi): ... this new pattern.
13710 (mvtc): Add CC_REG clobber.
13712 2016-05-31 Marek Polacek <polacek@redhat.com>
13714 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
13716 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13718 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
13719 aarch64_fusion_enabled_p to check for fusion capabilities.
13721 2016-05-31 Richard Biener <rguenther@suse.de>
13723 PR tree-optimization/71352
13724 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
13725 minus one and a negate.
13727 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13729 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
13730 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
13732 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
13733 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
13734 Remove use of aarch64_simd_attr_length_move, set length attribute
13736 (*aarch64_be_movoi): Likewise.
13737 (*aarch64_be_movci): Likewise.
13738 (*aarch64_be_movxi): Likewise.
13740 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13742 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
13743 It no longer does that.
13744 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
13746 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
13748 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
13749 attribute __unused__.
13751 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
13753 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
13754 * config/arm/arm.c (arm_arch_thumb1): Define.
13755 (arm_option_override): Initialize arm_arch_thumb1.
13756 * config/arm/arm.h (arm_arch_thumb1): Declare.
13757 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
13758 support Thumb-1 ISA.
13760 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13763 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
13764 `Yv' for scalar operand.
13766 2016-05-31 Tom de Vries <tom@codesourcery.com>
13768 PR tree-optimization/69068
13769 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
13770 phis with more than two args.
13772 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
13774 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
13775 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
13778 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
13780 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
13782 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
13784 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
13785 cpu_32, cpu_64, tune_32 and tune_64.
13786 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
13788 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
13790 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
13792 2016-05-30 Andi Kleen <ak@linux.intel.com>
13794 * auto-profile.c (read_profile): Replace asserts with errors
13795 when file does not exist.
13796 * gcov-io.c (gcov_read_words): Dito.
13798 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13800 * tree-cfg.c (print_loop): Print likely upper bounds.
13802 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13804 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
13805 * opts.c (default_options): Enable peel loops at -O3.
13806 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
13807 (try_peel_loop): Do not re-peel already peeled loops;
13808 use likely upper bounds; fix profile updating.
13809 (pass_complete_unroll::execute): Initialize peeled_loops.
13811 2016-05-30 Martin Liska <mliska@suse.cz>
13813 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
13814 computed costs by frequency of BB they belong to.
13815 (get_scaled_computation_cost_at): New function.
13817 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
13818 Marc Glisse <marc.glisse@inria.fr>
13820 PR tree-optimization/71289
13821 * match.pd (-1 / B < A, A > -1 / B): New transformations.
13823 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13825 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
13827 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13829 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
13830 for peeled copies; avoid underflow when updating estimates; correctly
13831 scale loop profile.
13833 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13835 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
13836 r236875. Corrected oe3 to oe2 as obvious.
13838 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13840 PR middle-end/71269
13841 PR middle-end/71252
13842 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
13843 that inserted stmt will not dominate stmts that defines its operand.
13844 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
13845 (rewrite_expr_tree_parallel): Likewise.
13847 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13849 PR middle-end/71252
13850 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
13851 all fields including stmt_to_insert are swapped.
13853 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13855 * predict.h (force_edge_cold): Declare.
13856 * predict.c (force_edge_cold): New function.
13857 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
13859 (canonicalize_loop_induction_variables): Fix formating.
13861 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
13863 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
13864 (visium_expand_copysign): Use gen_int_mode directly.
13865 (visium_compute_frame_size): Minor tweaks.
13867 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13869 * tree-vect-loop.c (vect_analyze_loop_2): Use
13870 likely_max_stmt_executions_int.
13872 2016-05-30 Tom de Vries <tom@codesourcery.com>
13874 PR tree-optimization/69067
13875 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
13877 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
13880 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
13881 New peepholes to remove unneeded fild/fistp pairs.
13882 (define_peephole2 atomic_loaddi_fpu): Ditto.
13884 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13886 * predict.c (maybe_hot_frequency_p): Avoid division.
13888 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13890 * doc/install.texi: Use https for shop.fsf.org.
13892 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13894 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
13895 likely_max_stmt_executions_int.
13897 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13899 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13900 likely_max_stmt_executions_int.
13902 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13904 * profile.c (compute_branch_probabilities): Do not report hitrates
13906 (branch_prob): Report hitrates here.
13907 * predict.c (gimple_predict_edge): Do not assert profile status;
13908 fix formatting issues.
13910 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13912 * predict.c (edge_predicted_by_p): New function.
13913 (predict_paths_for_bb): Do not put multiple predictions of the same type
13916 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13918 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
13921 2016-05-28 Alan Modra <amodra@gmail.com>
13923 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
13925 2016-05-28 Alan Modra <amodra@gmail.com>
13927 PR rtl-optimization/71275
13928 * ira.c (ira): Free dominance info.
13930 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
13932 * doc/sourcebuild.texi: New address for upstream Go repository.
13934 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13936 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13937 (TARGET_ARM_V7M): Likewise.
13939 2016-05-26 Jeff Law <law@redhat.com>
13941 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13942 (thread_across_edge): Remove calls to find_jump_threads_backwards.
13943 * passes.def: Add jump threading passes before DOM/VRP.
13944 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
13945 argument to a basic block from an edge. Remove tests which are
13947 (pass_data_thread_jumps, class pass_thread_jumps): New.
13948 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
13949 (make_pass_thread_jumps): Likewise.
13950 * tree-pass.h (make_pass_thread_jumps): Declare.
13952 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
13954 * config/visium/visium-protos.h (split_double_move): Rename into...
13955 (visium_split_double_move): ...this.
13956 (visium_split_double_add): Declare.
13957 * config/visium/visium.c (split_double_move): Rename into...
13958 (visium_split_double_move): ...this.
13959 (visium_split_double_add): New function.
13960 (visium_expand_copysign): Renumber operands for consistency.
13961 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
13962 (DFmode move splitter): Likewise.
13963 (*addi3_insn): Split by means of visium_split_double_add.
13964 (*adddi3_insn_flags): Delete.
13965 (*plus_plus_sltu<subst_arith>): New insn.
13966 (*subdi3_insn): Split by means of visium_split_double_add.
13967 (subdi3_insn_flags): Delete.
13968 (*minus_minus_sltu<subst_arith>): New insn.
13969 (*negdi2_insn): Split by means of visium_split_double_add.
13970 (*negdi2_insn_flags): Delete.
13972 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
13974 * configure.ac: Treat a --with-headers option without argument
13975 the same as the default (i.e. consult sys-include directory).
13976 * configure: Regenerate.
13978 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13980 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
13981 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
13983 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
13984 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13986 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13989 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
13990 tree-stdarg analysis results.
13991 (aarch64_setup_incoming_varargs): Likewise.
13993 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13995 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
13996 va_list_gpr_counter_field and va_list_fpr_counter_field.
13998 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
14001 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
14002 * config/aarch64/aarch64.c
14003 (aarch64_cannot_change_mode_class): Remove function.
14004 * config/aarch64/aarch64-protos.h
14005 (aarch64_cannot_change_mode_class): Remove.
14007 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14009 * cfgloop.c (record_niter_bound): Record likely upper bounds.
14010 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
14011 get_likely_max_loop_iterations_int): New.
14012 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
14013 any_likely_upper_bound.
14014 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
14016 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
14017 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
14019 (unroll_loop_constant_iterations): Likewise.
14020 (unroll_loop_runtime_iterations): Likewise.
14021 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
14022 * lto-streamer-out.c (output_cfg): Likewise.
14023 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
14025 (canonicalize_loop_induction_variables): Dump likely upper bounds.
14026 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
14027 (likely_max_loop_iterations): New.
14028 (likely_max_loop_iterations_int): New.
14029 (likely_max_stmt_executions): New.
14030 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
14031 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
14032 likely_max_stmt_executions): Declare.
14034 2016-05-27 Marek Polacek <polacek@redhat.com>
14036 PR middle-end/71308
14037 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
14039 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14041 * config/s390/s390.md (2x risbg splitters): Use
14042 reg_overlap_mentioned_p instead of rtx_equal_p.
14044 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
14046 * combine.c (make_compound_operation): Take known zero bits into
14047 account when checking for possible zero_extend.
14049 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14051 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
14052 Use const_int_operand for operand 2 predicate. Simplify expand code
14055 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
14057 PR middle-end/71279
14058 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
14061 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14063 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
14064 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
14065 that returns CC_SESWPmode and CC_ZESWPmode.
14066 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
14068 (aarch64_rtx_costs): Likewise.
14070 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14072 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
14073 for ISA 3.0 min/max support.
14074 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
14075 conditional move support.
14076 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
14077 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
14079 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
14080 conditional moves where the comparison type is different from move
14082 (fp_minmax): New code iterator for smin/smax.
14083 (minmax): New code attributes for min/max.
14084 (SMINMAX): Likewise.
14085 (smax<mode>3): Combine min, max insns into one insn using the
14086 fp_minmax code iterator. Add support for ISA 3.0 min/max
14087 instructions that don't need -ffast-math.
14088 (s<minmax><mode>3): Likewise.
14089 (smax<mode>3_vsx): Likewise.
14090 (smin<mode>3): Likewise.
14091 (s<minmax><mode>3_vsx): Likewise.
14092 (smin<mode>3_vsx): Likewise.
14093 (pre-VSX min/max splitters): Likewise.
14094 (s<minmax><mode>3_fpr): Likewise.
14095 (movsfcc): Rewrite floating point conditional moves to combine
14096 SFmode/DFmode into a single insn.
14097 (mov<mode>cc): Likewise.
14098 (movdfcc): Likewise.
14099 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
14100 SFDF2 iterators to handle all combinations.
14101 (fseldfsf4): Likewise.
14102 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
14103 (fseldfdf4): Likewise.
14104 (fselsfdf4): Likewise.
14105 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
14106 comparison instructions that set a 0/-1 mask, and use it for
14107 floating point conditional move via XXSEL.
14108 (fpmask<mode>): Likewise.
14109 (xxsel<mode>): Likewise.
14110 * config/rs6000/predicates.md (min_max_operator): Delete, no
14112 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
14113 instructions that generate a 0/-1 mask for use with XXSEL.
14114 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
14115 say whether floating point min/max is available, either through
14116 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
14117 (TARGET_MINMAX_DF): Likewise.
14119 2016-05-27 Alan Modra <amodra@gmail.com>
14121 PR rtl-optimization/71275
14122 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
14123 for update_equiv_regs and combine_and_move_insns.
14125 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
14127 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
14128 if_then_else or cond RTXes to calculate attribute value.
14129 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
14130 <attr "length_immediate>: Ditto.
14131 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
14132 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
14133 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
14134 <attr "type">: Ditto.
14135 <attr "prefix_data16">: Ditto.
14136 <attr "prefix_extra">: Ditto.
14137 <attr "length_immediate">: Ditto.
14138 <attr "prefix">: Ditto.
14139 (vec_set<mode>_0) <attr "isa">: Ditto.
14140 <attr "prefix_extra">: Ditto.
14141 <attr "length_immediate">: Ditto.
14142 <attr "prefix">: Ditto.
14143 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
14144 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
14145 (sse2_storelpd) <attr "prefix_data16">: Ditto.
14146 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
14147 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
14148 <attr "length_immediate">: Ditto.
14149 <attr "prefix">: Ditto.
14150 (sse2_movsd) <attr "length_immediate">: Ditto.
14151 <attr "prefix">: Ditto.
14152 (vec_concatv2df) <attr "isa">: Ditto.
14153 <attr "prefix">: Ditto.
14154 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
14155 (*vec_extractv2di_1) <attr "isa">: Ditto.
14156 <attr "type">: Ditto.
14157 <attr "length_immediate">: Ditto.
14158 <attr "prefix_rex">: Ditto.
14159 <attr "prefix_extra">: Ditto.
14160 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
14161 <attr "prefix_extra">: Ditto.
14162 <attr "length_immediate">: Ditto.
14163 (vec_concatv2di) <attr "isa">: Ditto.
14164 <attr "prefix_extra">: Ditto.
14165 <attr "length_immediate">: Ditto.
14166 <attr "prefix">: Ditto.
14168 2016-05-26 Martin Liska <mliska@suse.cz>
14170 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
14172 (operator+): Likewise.
14173 (operator-): Likewise.
14174 (comp_cost::operator+=): Likewise.
14175 (comp_cost::operator-=): Likewise.
14176 (comp_cost::operator/=): Likewise.
14177 (comp_cost::operator*=): Likewise.
14178 (operator<): Likewise.
14179 (operator==): Likewise.
14180 (operator<=): Likewise.
14181 (new_cost): Remove.
14182 (infinite_cost_p): Likewise.
14183 (add_costs): Likewise.
14184 (sub_costs): Likewise.
14185 (compare_costs): Likewise.
14186 (set_group_iv_cost): Use the newly introduced functions.
14187 (get_address_cost): Likewise.
14188 (get_shiftadd_cost): Likewise.
14189 (force_expr_to_var_cost): Likewise.
14190 (split_address_cost): Likewise.
14191 (ptr_difference_cost): Likewise.
14192 (difference_cost): Likewise.
14193 (get_computation_cost_at): Likewise.
14194 (determine_group_iv_cost_generic): Likewise.
14195 (determine_group_iv_cost_address): Likewise.
14196 (determine_group_iv_cost_cond): Likewise.
14197 (autoinc_possible_for_pair): Likewise.
14198 (determine_group_iv_costs): Likewise.
14199 (cheaper_cost_pair): Likewise.
14200 (iv_ca_recount_cost): Likewise.
14201 (iv_ca_set_no_cp): Likewise.
14202 (iv_ca_set_cp): Likewise.
14203 (iv_ca_cost): Likewise.
14204 (iv_ca_new): Likewise.
14205 (iv_ca_dump): Likewise.
14206 (iv_ca_narrow): Likewise.
14207 (iv_ca_prune): Likewise.
14208 (iv_ca_replace): Likewise.
14209 (try_add_cand_for): Likewise.
14210 (try_improve_iv_set): Likewise.
14211 (find_optimal_iv_set): Likewise.
14213 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
14215 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
14216 that internal functions will clobber all caller-saved registers.
14218 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14220 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
14221 Return a better case_values_threshold when optimizing.
14223 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14225 * config/aarch64/aarch64-simd.md (aarch64_combinez):
14226 Add ? to integer variant.
14227 (aarch64_combinez_be): Likewise.
14229 2016-05-26 Jakub Jelinek <jakub@redhat.com>
14231 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
14232 instead of x constraint.
14233 (vcvtps2ph256<mask_name>): Likewise.
14235 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
14236 alternative. Formatting fix.
14238 * config/i386/sse.md
14239 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
14241 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
14242 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
14243 maybe_evex prefix instead of vex.
14244 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
14245 EXT_REX_SSE_REG_P (op0) case in the splitter.
14247 2016-05-25 Jeff Law <law@redhat.com>
14249 PR tree-optimization/71272
14250 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
14251 Update comments. Add test for empty path.
14253 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
14255 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
14256 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
14257 special case builtin.
14258 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14259 code for ALTIVEC_BUILTIN_VEC_CMPNE.
14260 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14261 for __builtin_vec_cmpne.
14263 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
14265 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
14266 redundant test and bail out if the type of the new operand is not
14267 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
14269 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14271 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
14272 (x_ix86_target_flags_explicit): Remove.
14273 * config/i386/i386.c (ix86_function_specific_save): Do not copy
14274 x_ix86_target_flags_explicit.
14275 (ix86_function_specific_restore): Ditto.
14277 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14278 H.J. Lu <hongjiu.lu@intel.com>
14281 * common/config/i386/i386-common.c
14282 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
14283 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
14284 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
14285 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
14286 (-mgeneral-regs-only): Add new option.
14287 * config/i386/i386.c (ix86_option_override_internal): Don't enable
14288 x87 instructions if only general registers are allowed.
14289 (ix86_target_string): Add ix86_flags argument. Handle additional
14290 flags options through ix86_flags argument. Update all callers.
14291 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
14293 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14295 PR rtl-optimization/66940
14296 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
14297 decrementing desired_val will not overflow before performing these
14300 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
14302 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
14303 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
14304 * config/i386/i386.c (enum ix86_builtins): Add
14305 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
14306 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
14307 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
14308 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
14309 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
14310 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
14311 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
14312 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
14313 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
14314 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
14315 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
14316 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
14317 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
14318 __builtin_ia32_cvtps2dq512_mask.
14319 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
14320 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
14321 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
14322 * config/i386/sse.md
14323 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
14325 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
14326 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
14328 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
14329 (avx512f_vec_pack_sfix_v8df): New define_expand.
14330 (avx512f_roundpd512): Rename to ...
14331 (avx512f_round<castmode>512): ... this. Change iterator.
14332 (avx512f_roundps512_sfix): New define_expand.
14333 (round<mode>2_sfix): Change iterator.
14335 2016-05-25 Nick Clifton <nickc@redhat.com>
14337 * config/msp430/msp430.c (msp430_attr): Produce an error if a
14338 static interrupt handler is detected.
14339 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
14340 default linker script.
14341 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
14342 the low part of a symbolic pointer.
14344 2016-05-25 Richard Biener <rguenther@suse.de>
14346 PR tree-optimization/71261
14347 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
14348 interesting stmt instead of immediate uses when looking
14349 for the use operand to replace.
14351 2016-05-25 Martin Liska <mliska@suse.cz>
14353 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
14355 2016-05-25 Richard Biener <rguenther@suse.de>
14357 PR tree-optimization/71264
14358 * tree-vect-stmts.c (vect_init_vector): Properly deal with
14361 2016-05-25 Martin Liska <mliska@suse.cz>
14363 PR tree-optimization/71239
14364 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
14365 if DECL_SIZE is NULL.
14367 2016-05-25 Richard Biener <rguenther@suse.de>
14369 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
14370 * tree-if-conv.c (pass_data_if_conversion): Use it.
14372 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14374 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
14375 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
14376 * varpool.c (varpool_node::get_availability): Likewise.
14378 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14380 * config/rs6000/altivec.md (VNEG iterator): New iterator for
14381 VNEGW/VNEGD instructions.
14382 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
14383 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
14384 support for ISA 3.0 VNEGW/VNEGD instructions.
14386 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
14388 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
14389 pointers inside OACC_DATA regions.
14390 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14391 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14392 (gimplify_adjust_omp_clauses): Fix typo in comment.
14394 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14396 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14397 parity built-in functions.
14398 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14400 (p9v_parity<mode>2): Likewise.
14401 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14403 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14404 (parity<mode>2): ISA 3.0 expander for vector parity.
14405 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14407 (BU_P9_64BIT_MISC_0): Likewise.
14408 (BU_P9_MISC_0): Likewise.
14409 (BU_P9V_AV_1): Likewise.
14410 (BU_P9V_AV_2): Likewise.
14411 (BU_P9V_AV_3): Likewise.
14412 (BU_P9V_AV_P): Likewise.
14413 (BU_P9V_VSX_1): Likewise.
14414 (BU_P9V_OVERLOAD_1): Likewise.
14415 (BU_P9V_OVERLOAD_2): Likewise.
14416 (BU_P9V_OVERLOAD_3): Likewise.
14417 (VCTZB): Add vector count trailing zeros support.
14421 (VPRTYBD): Add vector parity support.
14422 (VPRTYBQ): Likewise.
14423 (VPRTYBW): Likewise.
14424 (VCTZ): Add overloaded vector count trailing zeros support.
14425 (VPRTYB): Add overloaded vector parity support.
14426 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14427 overloaded vector count trailing zeros and parity instructions.
14428 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
14429 vector parity support.
14430 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
14431 trailing zeros support.
14432 (vec_cntlz): Likewise.
14433 (vec_vctzb): Likewise.
14434 (vec_vctzd): Likewise.
14435 (vec_vctzh): Likewise.
14436 (vec_vctzw): Likewise.
14437 (vec_vprtyb): Add ISA 3.0 vector parity support.
14438 (vec_vprtybd): Likewise.
14439 (vec_vprtybw): Likewise.
14440 (vec_vprtybq): Likewise.
14441 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14442 the ISA 3.0 vector count trailing zeros and vector parity built-in
14445 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14447 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
14448 when there is stmt_to_insert.
14450 2016-05-24 Martin Sebor <msebor@redhat.com>
14453 * tree.h (complete_or_array_type_p): New inline function.
14455 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14457 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14458 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
14459 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
14461 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
14462 Limit 1st alternative to noavx isa, split 2nd alternative into one
14463 noavx and one avx alternative, use *x and Bm in the former and
14464 x and m in the latter.
14466 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
14467 of sse4 for the first alternative, drop %v from the template
14468 and d operand modifier. Split second alternative into one sse4_noavx
14469 and one avx alternative, use *x instead of *v in the former and v
14470 instead of *v in the latter.
14471 (*sse4_1_extractps): Use noavx isa instead of * for the first
14472 alternative, drop %v from the template. Split second alternative into
14473 one noavx and one avx alternative, use *x instead of *v in the
14474 former and v instead of *v in the latter.
14475 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
14476 with noavx and the last one with avx.
14477 (sse4_1_phminposuw): Guard first alternative with noavx isa,
14478 split the second one into one noavx and one avx alternative,
14479 use *x and Bm in the former and x and m in the latter one.
14480 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
14483 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
14484 first two alternatives to noavx, use *x instead of *v in the second
14485 one, add avx alternative without *.
14486 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
14487 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
14488 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
14490 2016-05-24 Jeff Law <law@redhat.com>
14492 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
14493 New function, extracted from...
14494 (fsm_find_control_statement_thread_paths): Here. Use the new function.
14495 Allow simple copies and constant initializations in the SSA chain.
14497 2016-05-24 Marek Polacek <polacek@redhat.com>
14500 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
14503 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14506 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
14507 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
14508 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
14509 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
14510 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
14512 2016-05-24 Richard Biener <rguenther@suse.de>
14514 PR tree-optimization/71240
14515 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
14518 2016-05-24 Richard Biener <rguenther@suse.de>
14520 PR tree-optimization/71230
14521 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
14523 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14525 * tree-vectorizer.h (vectorizable_comparison): Delete.
14526 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
14527 PURE_SLP_STMT check.
14528 * tree-vect-stmts.c (vectorizable_call): Likewise.
14529 (vectorizable_simd_clone_call): Likewise.
14530 (vectorizable_conversion): Likewise.
14531 (vectorizable_assignment): Likewise.
14532 (vectorizable_shift): Likewise.
14533 (vectorizable_operation): Likewise.
14534 (vectorizable_load): Likewise.
14535 (vectorizable_condition): Likewise.
14536 (vectorizable_store): Likewise. Assert that we don't have
14538 (vectorizable_comparison): Make static. Remove redundant
14539 PURE_SLP_STMT check.
14540 (vect_transform_stmt): Assert that we always have an slp_node
14543 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14545 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
14546 operands[2] against 1 with comparison against CONST1_RTX.
14547 (<shift>di3_neon): Likewise.
14548 * config/arm/predicates.md (const0_operand): Replace with comparison
14549 against CONST0_RTX.
14551 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14553 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
14554 operands[2] against 1 with comparison against CONST1_RTX.
14555 (ashrdi3): Likewise.
14556 (lshrdi3): Likewise.
14557 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
14559 (ashrsi3): Likewise.
14560 (lshrsi3): Likewise.
14561 (rotrsi3): Likewise.
14562 (define_split above *compareqi_eq0): Likewise.
14563 (define_split above "prologue"): Likewise.
14564 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
14565 * config/arm/predicates.md (shift_operator): Likewise.
14566 (shift_nomul_operator): Likewise.
14567 (sat_shift_operator): Likewise.
14568 (thumb1_cmp_operand): Likewise.
14569 (const_neon_scalar_shift_amount_operand): Replace manual range
14570 check with IN_RANGE.
14571 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
14572 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
14574 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14576 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
14577 with HOST_WIDE_INT_1.
14579 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
14580 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
14581 (arm_canonicalize_comparison): Likewise.
14582 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
14584 (thumb1_size_rtx_costs): Likewise.
14585 (vfp_const_double_index): Replace cast of 1 to unsigned
14586 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14587 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
14589 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
14590 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14591 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
14592 HOST_WIDE_INT with HOST_WIDE_INT_1.
14594 2016-05-24 Marek Polacek <polacek@redhat.com>
14596 * tree-cfg.h (should_remove_lhs_p): New predicate.
14597 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
14598 * gimplify.c (gimplify_modify_expr): Likewise.
14599 * tree-cfg.c (verify_gimple_call): Likewise.
14600 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
14601 * gimple-fold.c: Include "tree-cfg.h".
14602 (gimple_fold_call): Use should_remove_lhs_p.
14604 2016-05-24 Richard Biener <rguenther@suse.de>
14606 PR tree-optimization/71253
14607 * cfganal.h (control_dependences): Make robust against edge
14609 (control_dependences::control_dependences): Remove edge_list argument.
14610 (control_dependences::get_edge): Remove.
14611 (control_dependences::get_edge_src): Add.
14612 (control_dependences::get_edge_dest): Likewise.
14613 (control_dependences::m_el): Make a vector of edge src/dest index.
14614 * cfganal.c (control_dependences::find_control_dependence): Adjust.
14615 (control_dependences::control_dependences): Likewise.
14616 (control_dependences::~control_dependence): Likewise.
14617 (control_dependences::get_edge): Remove.
14618 (control_dependences::get_edge_src): Add.
14619 (control_dependences::get_edge_dest): Likewise.
14620 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
14622 (perform_tree_ssa_dce): Adjust.
14623 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
14625 (pass_loop_distribution::execute): Adjust. Do loop destroying
14626 conditional on changed.
14628 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14631 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
14632 return. Reindent transformation comment and mention the ARM state
14635 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14637 PR middle-end/71252
14638 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
14639 after build_and_add_sum creates new use stmt.
14641 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14643 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
14644 load_lanes/grouped_load classification comes first. Don't check
14645 whether the vectorization factor is a multiple of the group size
14648 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14650 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
14651 GROUP_GAP for single-element interleaving.
14652 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
14655 2016-05-24 Richard Biener <rguenther@suse.de>
14657 PR middle-end/70434
14659 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
14660 bases which are accessed with non-invariant indices.
14661 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
14662 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
14664 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14666 PR middle-end/71170
14667 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
14668 (add_to_ops_vec): Add stmt_to_insert.
14669 (add_repeat_to_ops_vec): Init stmt_to_insert.
14670 (insert_stmt_before_use): New.
14671 (transform_add_to_multiply): Remove mult_stmt insertion and add it
14673 (get_ops): Init stmt_to_insert.
14674 (maybe_optimize_range_tests): Likewise.
14675 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
14676 (rewrite_expr_tree_parallel): Likewise.
14677 (reassociate_bb): Likewise.
14679 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14682 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
14683 ISA 3.0 xxperm fusion alternative.
14684 (altivec_vperm_v8hiv16qi): Likewise.
14685 (altivec_vperm_<mode>_uns_internal): Likewise.
14686 (vperm_v8hiv4si): Likewise.
14687 (vperm_v16qiv8hi): Likewise.
14689 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14690 Kelvin Nilsen <kelvin@gcc.gnu.org>
14692 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
14693 vpermr/xxpermr on ISA 3.0.
14694 (altivec_expand_vec_perm_le): Likewise.
14695 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
14696 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
14699 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
14701 * config/i386/i386.h (IS_STACK_MODE): Enable for
14702 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
14703 SSE_FLOAT_MODE_P macros.
14704 * config/i386/i386.c (ix86_preferred_reload_class): Use
14705 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
14706 Cleanup regclass processing for CONST_DOUBLE_P.
14707 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
14708 (ix86_rtx_costs): Remove redundant TARGET_80387 check
14709 with IS_STACK_MODE macro.
14710 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
14712 (*movdf_internal): Use IS_STACK_MODE macro.
14713 (*movsf_internal): Ditto.
14715 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
14717 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
14718 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
14720 2016-05-23 Jeff Law <law@redhat.com>
14722 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
14724 (fsm_find_control_statement_thread_paths): Call it.
14726 2016-05-23 Martin Jambor <mjambor@suse.cz>
14729 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
14730 from_global_constant if t is not NULL.
14732 2016-05-23 Marek Polacek <polacek@redhat.com>
14735 * common.opt (Wswitch-unreachable): New option.
14736 * doc/invoke.texi: Document -Wswitch-unreachable.
14737 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
14740 2016-05-23 Bin Cheng <bin.cheng@arm.com>
14742 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
14743 TMR_INDEX is non-NULL.
14745 2016-05-23 Richard Biener <rguenther@suse.de>
14747 PR tree-optimization/71230
14748 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
14749 (try_special_add_to_ops): ... here. Always test for single-use.
14751 2016-05-23 Martin Jambor <mjambor@suse.cz>
14753 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
14754 default block if a PHI node in the original one would be resized.
14756 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14758 PR tree-optimization/58135
14759 * tree-vect-slp.c: When group size is not multiple
14760 of vector size, allow splitting of store group at
14763 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
14765 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
14767 2016-05-22 Jakub Jelinek <jakub@redhat.com>
14769 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14770 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
14771 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
14774 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
14775 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
14776 v constraint instead of x and vinserti32x4 insn.
14778 * config/i386/sse.md (i128vldq): New mode iterator.
14779 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
14780 avx512dq and avx512vl alternatives.
14782 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
14783 constraint, use maybe_evex prefix instead of vex.
14784 (vec_dupv4sf): Use v constraint instead of x for output
14785 operand except for noavx alternative, use Yv constraint
14786 instead of x for input. Use maybe_evex prefix instead of vex.
14787 (*vec_dupv4si): Likewise.
14788 (*vec_dupv2di): Likewise.
14790 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14792 PR middle-end/40921
14793 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
14794 (linearize_expr_tree): Call try_special_add_to_ops.
14795 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
14797 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14799 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
14800 to computed stack_usage.
14802 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14805 * config/avr/avr.md (define_expand "mov<mode>"): If the source
14806 operand is subreg (symbol_ref) then move the symbol ref to register.
14808 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
14810 * tree.c (array_at_struct_end_p): Look through MEM_REF.
14812 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
14814 PR middle-end/71179
14815 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
14818 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14820 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
14821 ranges by calling get_single_symbol and tidy up. Look more closely
14822 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
14824 2016-05-20 Jeff Law <law@redhat.com>
14826 * bitmap.c (bitmap_find_bit): Remove useless test.
14828 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
14830 * function.c (thread_prologue_and_epilogue_insns): Commit the
14831 insertion of the epilogue.
14833 2016-05-20 Martin Jambor <mjambor@suse.cz>
14835 PR tree-optimization/70884
14836 * tree-sra.c (initialize_constant_pool_replacements): Do not check
14837 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
14838 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
14839 of constant pool data as a reason for scalarization.
14841 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14843 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
14844 for naked functions.
14845 (thumb1_expand_prologue): Likewise.
14847 2016-05-20 Nathan Sidwell <nathan@acm.org>
14849 * config/nvptx/nptx.c (nvptx_option_override): Only set
14850 flag_toplevel_reorder, if not explicitly specified. Set
14851 flag_no_common, unless explicitly specified.
14853 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14855 * calls.c (can_implement_as_sibling_call_p): Mark param
14856 reg_parm_stack_space with ATTRIBUTE_UNUSED.
14858 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
14860 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
14861 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
14862 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
14864 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
14865 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
14866 and CASE_CONST_ANY.
14868 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
14870 * config/nvptx/nvptx.md (sincossf3): New pattern.
14872 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14874 * calls.c (maybe_complain_about_tail_call): New function.
14875 (initialize_argument_information): Call
14876 maybe_complain_about_tail_call when clearing *may_tailcall.
14877 (can_implement_as_sibling_call_p): Call
14878 maybe_complain_about_tail_call when returning false.
14879 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
14880 ensure try_tail_call is set. Call maybe_complain_about_tail_call
14881 if tail-call optimization fails.
14882 * cfgexpand.c (expand_call_stmt): Initialize
14883 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
14884 * gimple-pretty-print.c (dump_gimple_call): Dump
14885 gimple_call_must_tail_p.
14886 * gimple.c (gimple_build_call_from_tree): Call
14887 gimple_call_set_must_tail with the value of
14888 CALL_EXPR_MUST_TAIL_CALL.
14889 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
14890 (gimple_call_set_must_tail): New function.
14891 (gimple_call_must_tail_p): New function.
14892 * print-tree.c (print_node): Update printing of TREE_STATIC
14893 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
14894 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
14895 trailing comment listing applicable flags.
14896 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14898 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14900 * calls.c (expand_call): Move "Rest of purposes for tail call
14901 optimizations to fail" to...
14902 (can_implement_as_sibling_call_p): ...this new function, and
14903 split into multiple "if" statements.
14905 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14907 * cfgloop.h (expected_loop_iterations_unbounded,
14908 expected_loop_iterations): Unconstify.
14909 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14910 profile with known upper bound; return 3 when profile is absent.
14911 (expected_loop_iterations): Update.
14913 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14915 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
14916 and get_max_loop_iterations_int.
14918 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14920 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
14921 realistic upper bounds here.
14923 2016-05-20 Jakub Jelinek <jakub@redhat.com>
14926 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
14927 calls if the LHS is variable length or has addressable type.
14928 If targets[0]->decl is a noreturn call with void return type and
14929 zero arguments, adjust fntype and remove lhs in that case.
14931 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
14933 PR tree-optimization/71079
14934 PR tree-optimization/71206
14935 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
14937 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14939 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
14940 (get_vec_alignment_for_array_decl): Likewise.
14941 (get_vec_alignment_for_record_decl): Likewise.
14942 (increase_alignment::execute): Move code to find alignment to
14943 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14944 (type_align_map): New hash_map.
14946 2016-05-20 Richard Guenther <rguenther@suse.de>
14948 PR tree-optimization/29756
14949 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
14950 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
14951 * fold-const.c (operand_equal_p): Likewise.
14952 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
14953 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
14954 * tree-inline.c (estimate_operator_cost): Likewise.
14955 * tree-pretty-print.c (dump_generic_node): Likewise.
14956 * tree-ssa-operands.c (get_expr_operands): Likewise.
14957 * cfgexpand.c (expand_debug_expr): Likewise.
14958 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
14959 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
14960 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
14961 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
14962 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
14963 (execute_update_addresses_taken): Do it.
14965 2016-05-20 Richard Biener <rguenther@suse.de>
14967 PR tree-optimization/71185
14968 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
14969 register operations.
14971 2016-05-20 Richard Biener <rguenther@suse.de>
14973 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
14974 gimple_seq_add_seq_without_update.
14975 (release_bb_predicate): Assert we have no operands to free.
14976 (if_convertible_loop_p_1): Calculate post dominators later.
14977 Do not free BB predicates here.
14978 (combine_blocks): Do not recompute BB predicates.
14979 (version_loop_for_if_conversion): Save BB predicates around
14982 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14984 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
14985 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
14986 code. Ignore sibcalls on EDGE_IGNORE edges.
14987 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
14988 on edges for sibcalls that run without prologue. The rest of the
14989 function is combined from...
14990 (fix_fake_fallthrough_edge): ... this, and ...
14991 (try_shrink_wrapping): ... a part of this. Remove the bb_with
14992 function argument, make it a local variable.
14994 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
14996 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
14997 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
14998 for 32-bit mode and SEH for 64-bit.
14999 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
15000 TARGET_64BIT_DEFAULT.
15002 2016-05-19 Ryan Burn <contact@rnburn.com>
15004 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
15005 * gengtype.c (open_base_files): Add cilk.h to ifiles.
15007 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
15009 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
15010 force pending loads from memory.
15012 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
15014 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
15015 (UNSPEC_DARN_32): New unspec constant.
15016 (UNSPEC_DARN_RAW): New unspec constant.
15017 (darn_32): New instruction.
15018 (darn_raw): New instruction.
15019 (darn): New instruction.
15020 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
15021 support and documentation for this macro.
15022 (BU_P9_MISC_1): New macro definition.
15023 (BU_P9_64BIT_MISC_0): New macro definition.
15024 (BU_P9_MISC_0): New macro definition.
15025 (darn_32): New builtin definition.
15026 (darn_raw): New builtin definition.
15027 (darn): New builtin definition.
15028 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
15029 RS6000_BUILTIN_0 directives to surround each occurrence of
15030 #include "rs6000-builtin.def".
15031 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
15032 RS6000_BTM_64BIT flags to the returned mask, depending on
15034 (def_builtin): Correct an error in the assignments made to the
15035 debugging variable attr_string.
15036 (rs6000_expand_builtin): Add support for no-operand built-in
15038 (builtin_function_type): Remove fatal_error assertion that is no
15040 (rs6000_common_init_builtins): Add support for no-operand built-in
15042 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
15044 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
15046 (RS6000_BTM_64BIT): New macro definition.
15047 * doc/extend.texi: Document __builtin_darn (void),
15048 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
15051 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
15053 * tree-vect-loop.c (vect_analyze_loop_2): Use also
15054 max_loop_iterations_int.
15056 2016-05-19 Marek Polacek <polacek@redhat.com>
15058 PR tree-optimization/71031
15059 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
15060 condition and adjust the code a bit.
15062 2016-05-19 Martin Liska <mliska@suse.cz>
15064 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
15065 auto_vec instead of vec.
15067 2016-05-19 Martin Liska <mliska@suse.cz>
15069 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
15071 2016-05-19 Martin Liska <mliska@suse.cz>
15073 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
15075 2016-05-19 Martin Liska <mliska@suse.cz>
15077 * ipa-pure-const.c (set_function_state): Remove an existing
15079 (remove_node_data): Do not free it as it's released
15080 in set_function_state.
15082 2016-05-19 Martin Liska <mliska@suse.cz>
15084 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
15087 2016-05-19 Martin Liska <mliska@suse.cz>
15089 * omp-simd-clone.c (simd_clone_adjust): Release vector.
15091 2016-05-19 Martin Liska <mliska@suse.cz>
15093 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
15094 an auto_vec instead of re-creating it.
15096 2016-05-19 Martin Liska <mliska@suse.cz>
15098 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
15099 auto_vec instead of vec.
15101 2016-05-19 Martin Liska <mliska@suse.cz>
15103 * lto-section-in.c (lto_get_section_data): Call
15104 lto_check_version with additional argument.
15105 * lto-streamer.c (lto_check_version): Add new argument.
15106 * lto-streamer.h (lto_check_version): Likewise.
15108 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15110 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
15111 Don't add cost of inner memory when handling sign-extended loads.
15113 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
15115 PR rtl-optimization/71148
15116 * cse.c (cse_main): Free dominance info.
15117 (rest_of_handle_cse): Don't free dominance info.
15118 (rest_of_handle_cse2): Likewise.
15119 (rest_of_handle_cse_after_global_opts): Likewise.
15121 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15124 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
15125 NULL_TREE early if NEON is not available. Remove now redundant check
15126 in ARM_CHECK_BUILTIN_MODE.
15128 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
15131 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
15132 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
15133 * doc/cpp.texi: Document new macros.
15135 2016-05-19 Bin Cheng <bin.cheng@arm.com>
15137 PR tree-optimization/69848
15138 * tree-vect-loop.c (vectorizable_reduction): Don't factor
15139 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
15141 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15143 * function.c (thread_prologue_and_epilogue_insn): Move the
15144 "goto epilogue_done" one block later.
15146 2016-05-19 Richard Biener <rguenther@suse.de>
15148 PR tree-optimization/70729
15149 * passes.def: Move LIM pass before PRE. Remove no longer
15150 required copyprop and move first DCE out of the loop pipeline.
15152 2016-05-18 David Malcolm <dmalcolm@redhat.com>
15155 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
15156 (OBJS-libcommon-target): ...here.
15157 * opts-common.c: Include spellcheck.h.
15158 (cmdline_handle_error): Build a vec of valid options and use it
15159 to suggest provide hints for misspelled arguments.
15161 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15164 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
15165 lhs if it has TREE_ADDRESSABLE type.
15167 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
15170 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
15171 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
15173 2016-05-18 Martin Jambor <mjambor@suse.cz>
15176 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
15177 input for NOP_EXPR pass-through functions.
15178 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
15179 aggregate global constant VAR_DECLs in constant jump functions.
15181 2016-05-18 Martin Jambor <mjambor@suse.cz>
15184 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
15185 from TREE_READONLY parameters.
15187 2016-05-18 Martin Jambor <mjambor@suse.cz>
15190 * cgraph.h (cgraph_indirect_call_info): New field
15191 guaranteed_unmodified.
15192 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
15193 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15195 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
15196 pass the parameter value to ipa_find_agg_cst_for_param.
15197 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
15198 guaranteed_unmodified, store AA results there instead of bailing out
15200 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
15201 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
15202 (find_constructor_constant_at_offset): New function.
15203 (ipa_find_agg_cst_from_init): Likewise.
15204 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
15205 static initializers of contants, report back through a new paameter
15206 from_global_constant if that was the case.
15207 (try_make_edge_direct_simple_call): Also pass parameter value to
15208 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15210 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
15211 (ipa_read_indirect_edge_info): Likewise.
15212 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
15213 (ipa_load_from_parm_agg): Likewise.
15215 2016-05-18 Jiong Wang <jiong.wang@arm.com>
15217 PR rtl-optimization/71150
15218 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
15221 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15224 * config/rs6000/constraints.md (wE constraint): New constraint
15225 for a vector constant that can be loaded with XXSPLTIB.
15226 (wM constraint): New constraint for a vector constant of a 1's.
15227 (wS constraint): New constraint for a vector constant that can be
15228 loaded with XXSPLTIB and a vector sign extend instruction.
15229 * config/rs6000/predicates.md (xxspltib_constant_split): New
15230 predicates for wE/wS constraints.
15231 (xxspltib_constant_nosplit): Likewise.
15232 (easy_vector_constant): Add support for constants that can be
15233 loaded via XXSPLTIB.
15234 (all_ones_constant): New predicate for vector constant with all
15236 (splat_input_operand): Add support for ISA 3.0 word splat operations.
15237 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
15238 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
15239 instruction and possibly with a sign extension.
15240 (output_vec_const_move): Add support for XXSPLTIB. If we are
15241 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
15242 instead of XXLXOR/XXLORC.
15243 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
15245 (rs6000_legitimize_reload_address): Likewise.
15246 (rs6000_output_move_128bit): Use output_vec_const_move to emit
15248 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
15249 combine VSX_M and VSX_M2 into one iterator.
15250 (VSX_M2): Likewise.
15251 (VSINT_84): New iterators for loading constants with XXSPLTIB.
15252 (VSINT_842): Likewise.
15253 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
15254 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
15255 XXSPLTIB instruction.
15256 (xxspltib_<mode>_nosplit): Likewise.
15257 (xxspltib_<mode>_split): New insn to load up constants with
15258 XXSPLTIB and a sign extend instruction.
15259 (vsx_mov<mode>): Replace single move that handled all vector types
15260 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
15261 moves (when -mvsx-timode is in effect) into the main vector
15262 moves. Eliminate separate moves for <VSr> <VSa>, where the
15263 preferred register class (<VSr>) is listed first, and the
15264 secondary register class (<VSa>) is listed second with a '?' to
15265 discourage use. Prefer loading 0/-1 in any VSX register for ISA
15266 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
15267 that if the register was involved in a slow operation, the
15268 clear/set operation does not wait for the slow operation to
15269 finish. Adjust the length attributes for 32-bit mode. Use
15270 rs6000_output_move_128bit and drop the use of the string
15271 instructions for 32-bit movti when -mvsx-timode is in effect. Use
15272 spacing so that the alternatives and attributes don't generate
15273 long lines, and put things in columns, so that it is easier to
15274 match up the operands and attributes with the insn alternatives.
15275 (vsx_mov<mode>_64bit): Likewise.
15276 (vsx_mov<mode>_32bit): Likewise.
15277 (vsx_movti_64bit): Fold movti into normal vector moves.
15278 (vsx_movti_32bit): Likewise.
15279 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
15280 splat instructions.
15281 (vsx_splat_v4si_internal): Likewise.
15282 (vsx_splat_v4sf_internal): Likewise.
15283 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
15284 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
15285 extend vector elements.
15286 (vsx_sign_extend_hi_<mode>): Likewise.
15287 (vsx_sign_extend_si_v2di): Likewise.
15288 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
15290 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
15291 constraints. Add trailing period to wL documentation.
15293 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
15295 PR middle-end/71020
15296 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
15297 * tree-dfa.c (replace_abnormal_ssa_names): New function.
15298 * tree-call-cdce.c: Include tree-dfa.h.
15299 (can_guard_call_p): New function, extracted from...
15300 (can_use_internal_fn): ...here.
15301 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
15303 (shrink_wrap_one_built_in_call): Likewise.
15304 (use_internal_fn): Likewise.
15305 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
15306 and return void. Call replace_abnormal_ssa_names.
15307 (pass_call_cdce::execute): Check can_guard_call_p during the
15308 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
15309 will always change something.
15311 2016-05-18 Martin Jambor <mjambor@suse.cz>
15314 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
15315 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
15317 2016-05-18 Martin Jambor <mjambor@suse.cz>
15320 * ipa-inline.h (condition): New field size.
15321 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
15322 for comaprison and store it into the new condition.
15323 (evaluate_conditions_for_known_args): Use condition size to check
15324 access sizes for all but CHANGED conditions.
15325 (unmodified_parm_1): New parameter size_p, store access size into it.
15326 (unmodified_parm): Likewise.
15327 (unmodified_parm_or_parm_agg_item): Likewise.
15328 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
15329 (set_cond_stmt_execution_predicate): Extract access sizes and store
15330 them to conditions.
15331 (set_switch_stmt_execution_predicate): Likewise.
15332 (will_be_nonconstant_expr_predicate): Likewise.
15333 (will_be_nonconstant_predicate): Likewise.
15334 (inline_read_section): Stream condition size.
15335 (inline_write_summary): Likewise.
15337 2016-05-18 Richard Biener <rguenther@suse.de>
15339 * tree-ssa-loop-im.c (determine_max_movement): Properly add
15340 condition cost to PHI cost instead of total_cost.
15342 2016-05-18 Martin Liska <mliska@suse.cz>
15345 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
15348 2016-05-18 Richard Biener <rguenther@suse.de>
15350 * lto-streamer.h (LTO_major_version): Bump to 6.
15352 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15354 * function.c (make_split_prologue_seq, make_prologue_seq,
15355 make_epilogue_seq): New functions, factored out from...
15356 (thread_prologue_and_epilogue_insns): Here.
15358 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15360 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
15361 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
15362 of before. Add a comment.
15364 2016-05-18 Bin Cheng <bin.cheng@arm.com>
15366 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
15367 expression pointer, not pointer to the pointer.
15369 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15371 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
15372 (avx2_pbroadcast<mode>): Add another alternative with v instead
15373 of x constraints in it, using <pbroadcast_evex_isa> isa.
15374 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
15376 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
15377 constraint x instead of v in second alternative, add avx512bw
15380 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
15381 constraint x instead of v in second alternative, add avx512bw
15384 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
15385 constraint x instead of v in second alternative, add avx512bw
15388 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
15389 avx512bw alternative.
15391 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15393 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15394 array to 128 chars.
15395 (define_insn "*andnottf3"): Ditto.
15396 (define_insn "*<code><mode>3"/any_logic): Ditto.
15397 (define_insn "*<code>tf3"/any_logic): Ditto.
15398 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15399 operand to block AVX-512VL insn variant emit when it is not enabled.
15401 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15403 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15404 constraint fot SF mode.
15406 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15407 Kirill Yukhin <kirill.yukhin@intel.com>
15409 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15411 (define_insn "rsqrt14<mode>"): Ditto.
15412 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15413 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15414 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15415 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15416 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15418 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15419 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15420 * config/i386/i386.c (ix86_print_operand): Expand check for size
15421 override codes for Intel syntax.
15423 2016-05-18 Richard Biener <rguenther@suse.de>
15425 PR tree-optimization/71168
15426 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
15427 initialization earlier.
15429 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
15431 * config/aarch64/aarch64-simd.md
15432 (aarch64_reduc_plus_internal<mode>): Rename to...
15433 (reduc_plus_scal): ...This, and remove previous implementation.
15435 2016-05-18 Richard Biener <rguenther@suse.de>
15437 * passes.def: Put late dse and cd_dce in canonical order.
15439 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
15441 * ipa-inline-transform.c (preserve_function_body_p): Look for
15442 first non-thunk clone.
15443 (save_function_body): Save into first non-thunk.
15444 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
15446 (lto_output_node): Inline thunks don't need body in every
15448 * lto-streamer-in.c: Do not fixup thunk clones.
15449 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
15451 * tree-inline.c (copy_bb): Be prepared for target node to be new after
15454 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15456 PR middle-end/63586
15457 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
15458 (reassociate_bb): Call transform_add_to_multiply.
15460 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15462 * config/aarch64/aarch64.c (all_extensions): Removed unused
15465 2016-05-17 Nathan Sidwell <nathan@acm.org>
15467 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
15468 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
15470 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
15472 PR tree-optimization/54579
15473 PR middle-end/55299
15474 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
15476 2016-05-17 Marek Polacek <polacek@redhat.com>
15479 * tree-inline.c (expand_call_inline): Call
15480 maybe_remove_unused_call_args.
15482 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
15484 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
15485 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
15486 * doc/md.texi (fmin@var{m}3): Likewise.
15488 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15490 * match.pd (X & C): New transformation.
15492 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15494 * match.pd (~X & Y): New transformation.
15496 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15498 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
15499 information for new SSA_NAME.
15500 (simplify_conversion_using_ranges): Get range through get_range_info
15501 instead of get_value_range.
15503 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15505 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
15506 Remove inline assembly.
15507 (vmvn_s16): Likewise.
15508 (vmvn_s32): Likewise.
15509 (vmvn_u8): Likewise.
15510 (vmvn_u16): Likewise.
15511 (vmvn_u32): Likewise.
15512 (vmvnq_s8): Likewise.
15513 (vmvnq_s16): Likewise.
15514 (vmvnq_s32): Likewise.
15515 (vmvnq_u8): Likewise.
15516 (vmvnq_u16): Likewise.
15517 (vmvnq_u32): Likewise.
15518 (vmvn_p8): Likewise.
15519 (vmvnq_p16): Likewise.
15521 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15523 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
15525 (vmul_n_s16): Likewise.
15526 (vmul_n_s32): Likewise.
15527 (vmul_n_u16): Likewise.
15528 (vmul_n_u32): Likewise.
15529 (vmulq_n_f32): Likewise.
15530 (vmulq_n_f64): Likewise.
15531 (vmulq_n_s16): Likewise.
15532 (vmulq_n_s32): Likewise.
15533 (vmulq_n_u16): Likewise.
15534 (vmulq_n_u32): Likewise.
15536 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15538 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
15539 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
15541 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15543 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
15544 to *aarch64_fma4_elt_from_dup<mode>.
15545 (*aarch64_fnma4_elt_to_128df): Rename to
15546 *aarch64_fnma4_elt_from_dup<mode>.
15547 * config/aarch64/arm_neon.h (vfma_n_f64): New.
15548 (vfms_n_f32): Likewise.
15549 (vfms_n_f64): Likewise.
15550 (vfmsq_n_f32): Likewise.
15551 (vfmsq_n_f64): Likewise.
15553 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
15555 * wide-int.h: Change fixed_wide_int_storage from class to struct.
15557 2016-05-17 Richard Biener <rguenther@suse.de>
15559 PR tree-optimization/71132
15560 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
15561 Only add control dependences for blocks in the loop.
15562 (build_rdg): Adjust.
15563 (generate_code_for_partition): Return whether loop should
15564 be destroyed and delay that.
15565 (distribute_loop): Likewise.
15566 (pass_loop_distribution::execute): Record loops to be destroyed
15567 and perform delayed destroying of loops.
15569 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15572 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
15574 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15576 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
15578 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
15581 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
15582 insertion point for instructions generated by validize_mem.
15584 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15586 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
15589 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15591 * config/aarch64/aarch64.c
15592 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
15593 rather than a macro.
15595 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15597 * doc/invoke.texi (AArch64 Options): Various updates.
15599 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15601 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
15602 into instrumentation thunks.
15603 * cif-code.def (CIF_CHKP): New.
15605 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
15607 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
15609 2016-05-16 Martin Jambor <mjambor@suse.cz>
15611 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
15612 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
15614 2016-05-16 Marek Polacek <polacek@redhat.com>
15616 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
15619 2016-05-16 Martin Jambor <mjambor@suse.cz>
15622 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
15623 the outlined kernel function.
15625 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
15627 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
15628 (ISA_HAS_DLSA): Ditto.
15630 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15632 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
15634 2016-05-16 Nathan Sidwell <nathan@acm.org>
15636 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
15637 (nvptx_name_replacement): Restore. Add comment.
15638 (write_fn_proto, write_fn_proto_from_insn,
15639 nvptx_output_call_insn): Restore
15640 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
15642 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15644 * config/aarch64/aarch64.md
15645 (add<mode>3_compareC_cconly_imm): Remove use of %w.
15646 (add<mode>3_compareC_imm): Likewise.
15647 (<optab>si3_uxtw): Split into register and immediate variants.
15648 (andsi3_compare0_uxtw): Likewise.
15649 (and<mode>3_compare0): Likewise.
15650 (and<mode>3nr_compare0): Likewise.
15651 (stack_protect_test_<mode>): Don't use %x for memory operands.
15653 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15655 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
15657 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15659 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
15660 Split integer shifts into shift_reg and bfm.
15661 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
15662 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
15663 (ror<mode>3_insn): Likewise.
15664 (<optab>si3_insn_uxtw): Likewise.
15665 (<optab><mode>3_insn): Change to rotate_imm.
15666 (extr<mode>5_insn_alt): Likewise.
15667 (extrsi5_insn_uxtw): Likewise.
15668 (extrsi5_insn_uxtw_alt): Likewise.
15670 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15672 * doc/tm.texi: Regenerate.
15673 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
15674 (TARGET_INVALID_RETURN_TYPE): Remove.
15675 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
15676 TARGET_INVALID_RETURN_TYPE.
15677 * target.def (invalid_parameter_type): Remove.
15678 (invalid_return_type): Remove.
15680 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15682 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
15683 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
15685 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
15687 (preserve_function_body_p): No need to preserve function body
15688 * cif-codes.def (CIF_THUNK): Remove.
15689 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
15691 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15693 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
15695 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15697 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
15700 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15702 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
15703 (inline_small_functions): Do not look for function symbol when
15706 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15708 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
15711 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15712 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15713 Jiong Wang <jiong.wang@arm.com>
15715 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
15716 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
15717 Define __ARM_FP16_ARGS when appropriate.
15718 * config/arm/arm.c (arm_invalid_parameter_type): Remove
15720 (arm_invalid_return_type): Likewise.
15721 (TARGET_INVALID_PARAMETER_TYPE): Remove.
15722 (TARGET_INVALID_RETURN_TYPE): Remove.
15723 (aapcs_vfp_sub_candidate): Allow HFmode.
15724 (aapcs_vfp_allocate): Add comment. Support HFmode.
15725 (aapcs_vfp_allocate_return_reg): Likewise.
15726 (struct aapcs_cp_arg_layout): Slightly reword comments for
15727 is_return_candidate and allocate_return_reg.
15728 (output_mov_vfp): Update assert.
15729 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
15731 (arm_invalid_parameter_type): Remove.
15732 (amr_invalid_return_type): Remove.
15733 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
15734 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
15735 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
15737 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15739 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
15740 * config/aarch64/arch64-protos.h
15741 (aarch64_legitimize_reload_address): Remove.
15742 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
15745 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
15747 * configure.ac: Add ACX_NONCANONICAL_HOST.
15748 * configure: Regenerate.
15749 * Makefile.in: Set host_noncanonical.
15751 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
15754 * config/i386/i386.md (*movtf_internal): Before register allocation,
15755 do not allow FP constants for CM_MEDIUM memory model, allow only
15756 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
15757 (*movxf_internal): Ditto.
15758 (*movdf_internal): Ditto.
15759 (*movsf_internal): Ditto.
15761 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
15763 PR rtl-optimization/67483
15764 * combine.c (make_compound_operation): Don't call extract_left_shift
15765 with negative shift amounts.
15767 2016-05-13 Jakub Jelinek <jakub@redhat.com>
15770 * fold-const.c (fold_checksum_tree): Allow modification
15771 of TYPE_ALIAS_SET during folding.
15773 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
15774 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15775 (ix86_split_to_parts): Likewise. Fix up formatting.
15777 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
15779 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
15780 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
15783 2016-05-13 Nathan Sidwell <nathan@acm.org>
15785 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
15786 (nvptx_name_replacement): Delete.
15787 (write_fn_proto, write_fn_proto_from_insn,
15788 nvptx_output_call_insn): Remove nvptx_name_replacement call.
15789 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
15790 * langhooks.c (add_builtin_funcction_common): Call
15791 targetm.mangle_decl_assembler_name.
15793 * config/nvptx/nvptx.c (write_fn_proto): Handle
15794 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
15796 2016-05-13 Martin Liska <mliska@suse.cz>
15798 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
15799 and PRIu64 in printf format.
15801 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15803 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
15806 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15808 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15809 Change --param max-completely-peeled-times to
15810 --param max-completely-peel-times in dump file printing.
15812 2016-05-13 Richard Biener <rguenther@suse.de>
15814 PR tree-optimization/42587
15815 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
15816 (find_bswap_or_nop_1): Likewise.
15817 (bswap_replace): Likewise.
15819 2016-05-13 Martin Liska <mliska@suse.cz>
15821 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
15822 Initialize a variable with default value.
15824 2016-05-13 Martin Liska <mliska@suse.cz>
15826 * doc/invoke.texi: Enhance explanation of error recovery
15829 2016-05-13 Martin Liska <mliska@suse.cz>
15831 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
15832 (struct cost_pair): Change inv_expr_id (int) to inv_expr
15833 (iv_inv_expr_ent *).
15834 (struct iv_inv_expr_ent): Comment struct fields.
15835 (sort_iv_inv_expr_ent): New function.
15836 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
15837 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
15838 a hash_map between iv_inv_expr_ent and number of usages.
15839 (niter_for_exit): Fix coding style.
15840 (tree_ssa_iv_optimize_init): Use renamed variable.
15841 (determine_base_object): Fix coding style.
15842 (alloc_iv): Likewise.
15843 (find_interesting_uses_outside): Likewise.
15844 (add_candidate_1): Likewise.
15845 (add_standard_iv_candidates): Likewise.
15846 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
15847 (prepare_decl_rtl): Fix coding style.
15848 (get_address_cost): Likewise.
15849 (get_shiftadd_cost): Likewise.
15850 (force_expr_to_var_cost): Likewise.
15851 (compare_aff_trees): Likewise.
15852 (get_expr_id): Restructure the function.
15853 (get_loop_invariant_expr_id): Renamed to
15854 get_loop_invariant_expr.
15855 (get_computation_cost_at): Replace usage of inv_expr_id with
15857 (get_computation_cost): Likewise.
15858 (determine_group_iv_cost_generic): Likewise.
15859 (determine_group_iv_cost_address): Likewise.
15860 (iv_period): Fix coding style.
15861 (iv_elimination_compare_lt): Likewise.
15862 (may_eliminate_iv): Likewise.
15863 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
15865 (determine_group_iv_costs): Dump invariant expressions.
15866 (iv_ca_recount_cost): Use the newly added hash_map.
15867 (iv_ca_set_remove_invariants): Fix coding style.
15868 (iv_ca_set_add_invariants): Fix coding style.
15869 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
15871 (iv_ca_set_cp): Likewise.
15872 (iv_ca_new): Initialize the newly added hash_map and remove
15873 initialization of fields.
15874 (iv_ca_free): Delete the hash_map.
15875 (iv_ca_dump): Dump invariant expressions.
15876 (iv_ca_extend): Fix coding style.
15877 (try_add_cand_for): Likewise.
15878 (create_new_ivs): Dump information about # of avg iterations and
15879 # of used invariant expressions.
15880 (rewrite_use_compare): Fix coding style.
15881 (free_loop_data): Set default value for max_inv_expr_id.
15883 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
15885 * cse.c (rest_of_handle_cse): Use cleanup_cfg
15886 returned value cse_cfg_altered computation.
15887 (rest_of_handle_cse2): Likewise.
15888 (rest_of_handle_cse_after_global_opts): Likewise.
15890 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15893 * config/arm/arm.c (arm32_output_mi_thunk): New.
15894 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
15895 to split Thumb1 vs TARGET_32BIT functionality.
15896 (arm_thumb1_mi_thunk): New.
15898 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15900 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15903 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15906 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15908 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15910 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
15911 (expand_builtin_trap): Emit a regular call.
15912 (set_builtin_user_assembler_name): Remove obsolete cases.
15913 * dse.c (scan_insn): Adjust.
15914 * except.c: Include calls.h.
15915 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
15916 emit a regular call to setjmp.
15917 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
15918 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
15919 (emit_block_move_via_libcall): Delete.
15920 (block_move_fn): Delete.
15921 (init_block_move_fn): Likewise.
15922 (emit_block_move_libcall_fn): Likewise.
15923 (emit_block_op_via_libcall): New function.
15924 (set_storage_via_libcall): Tidy up and use memset builtin.
15925 (block_clear_fn): Delete.
15926 (init_block_clear_fn): Likewise.
15927 (clear_storage_libcall_fn): Likewise.
15928 (expand_assignment): Call emit_block_move_via_libcall.
15929 Do not include gt-expr.h.
15930 * expr.h (emit_block_op_via_libcall): Declare.
15931 (emit_block_copy_via_libcall): New inline function.
15932 (emit_block_move_via_libcall): Likewise.
15933 (emit_block_comp_via_libcall): Likewise.
15934 (block_clear_fn): Delete.
15935 (init_block_move_fn): Likewise.
15936 (init_block_clear_fn): Likewise.
15937 (emit_block_move_via_libcall): Likewise.
15938 (set_storage_via_libcall): Add default parameter value.
15939 * libfuncs.h (enum libfunc_index): Remove obsolete values.
15940 (abort_libfunc): Delete.
15941 (memcpy_libfunc): Likewise.
15942 (memmove_libfunc): Likewise.
15943 (memcmp_libfunc): Likewise.
15944 (memset_libfunc): Likewise.
15945 (setbits_libfunc): Likewise.
15946 (setjmp_libfunc): Likewise.
15947 (longjmp_libfunc): Likewise.
15948 (profile_function_entry_libfunc): Likewise.
15949 (profile_function_exit_libfunc): Likewise.
15950 (gcov_flush_libfunc): Likewise.
15951 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
15952 and DECL_VISIBILITY on the declaration.
15953 (init_optabs): Do not initialize obsolete libfuncs.
15954 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
15955 * tree-core.h (ECF_RET1): Define.
15956 (ECF_TM_PURE): Adjust.
15957 (ECF_TM_BUILTIN): Likewise.
15958 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
15959 (build_common_builtin_nodes): Initialize abort builtin.
15960 Add ECF_RET1 on memcpy, memmove and memset builtins.
15961 Pass final flags for alloca and alloca_with_align builtins.
15962 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
15964 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
15965 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
15966 set_storage_via_libcall and call emit_block_copy_via_libcall.
15968 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
15970 * config/i386/i386.md (*call_got_x32): Change operand 0 to
15971 DImode before it is passed to ix86_output_call_operand.
15972 (*call_value_got_x32): Ditto for operand 1.
15974 2016-05-12 Jiong Wang <jiong.wang@arm.com>
15976 PR rtl-optimization/70904
15977 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
15978 reload for wide mode.
15980 2016-05-12 Marek Polacek <polacek@redhat.com>
15983 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
15984 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
15985 * langhooks.h (incomplete_type_error): Likewise.
15986 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
15987 parameter, pass it down to incomplete_type_error.
15988 * tree.h (size_in_bytes): New inline overload.
15989 (size_in_bytes_loc): Renamed from size_in_bytes.
15991 2016-05-12 Richard Biener <rguenther@suse.de>
15993 PR tree-optimization/71059
15994 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
15995 nary before looking up or entering the expression into the VN
15997 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
15998 Make sure to re-use NARYs without result as inserted by
16001 2016-05-12 Richard Biener <rguenther@suse.de>
16003 PR tree-optimization/71062
16004 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16006 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16007 vars_contains_restrict if the var is a restrict tag.
16008 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
16009 do not disambiguate pointers against it.
16010 (dump_points_to_solution): Re-structure and adjust for new
16011 vars_contains_restrict flag.
16012 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
16014 2016-05-12 Martin Liska <mliska@suse.cz>
16016 * doc/invoke.texi: Explain connection between
16017 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
16019 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
16021 PR tree-optimization/71006
16022 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
16023 consider COND_EXPR as a mask producer.
16025 2016-05-12 Marek Polacek <polacek@redhat.com>
16028 * opts.c (common_handle_option): Detect missing argument for --help^.
16030 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16033 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
16034 when popping the PC and within an interrupt handler routine.
16035 Add missing tab to output of "ldmfd".
16036 (output_return_instruction): Output LDMFD with SP update rather
16037 than POP when returning from interrupt handler.
16039 2016-05-12 Jakub Jelinek <jakub@redhat.com>
16041 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
16042 TARGET_64BIT && TARGET_AVX512DQ.
16043 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
16044 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
16045 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
16046 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
16047 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
16048 (*vec_extractv4si_zext): Add avx512dq alternative.
16049 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
16050 use v instead of x constraint in other alternatives where possible.
16052 * config/i386/sse.md (sse2_loadld): Use v instead of x
16053 constraint in alternatives 0,1,4.
16055 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
16056 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
16057 v constraints instead of x and <pinsr_evex_isa> isa attribute.
16060 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
16061 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
16062 is not emitted unless TARGET_AVX512BW.
16063 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
16064 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
16065 for the result operand.
16067 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
16068 constraint instead of x in avx alternatives. Use maybe_evex instead
16071 * config/i386/constraints.md (Yv): New constraint.
16072 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
16073 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
16074 * config/i386/i386.md (avx512fvecmode): New mode attr.
16075 (*pushtf): Use v constraint instead of x.
16076 (*movtf_internal): Likewise. For TARGET_AVX512VL and
16077 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
16078 (*absneg<mode>2): Use Yv constraint instead of x constraint.
16079 (*absnegtf2_sse): Likewise.
16080 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
16081 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
16082 avx512f alternatives.
16083 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
16085 2016-05-12 Richard Biener <rguenther@suse.de>
16087 PR tree-optimization/71060
16088 * tree-data-ref.c (initialize_data_dependence_relation): Do not
16089 require exact match of DR_BASE_OBJECT but only matching address and
16092 2016-05-12 Richard Biener <rguenther@suse.de>
16094 PR tree-optimization/70986
16095 * cfganal.c: Include cfgloop.h.
16096 (dfs_find_deadend): Prefer to take edges exiting loops.
16098 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16100 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
16101 compile and run time.
16103 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
16106 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
16108 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
16110 * config/i386/i386.c (legitimize_pic_address): Use
16111 copy_to_suggested_reg instead of gen_movsi.
16113 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16115 * config/rs6000/predicates.md (quad_memory_operand): Move most of
16116 the code into quad_address_p and call it to share code with
16117 vsx_quad_dform_memory_operand.
16118 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
16120 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
16121 bit instead of being a separate word. Split -mpower9-dform into
16122 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16123 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
16124 for the register class supporting 128-bit quad word memory offsets.
16125 (mode_supports_vsx_dform_quad): Helper function to return if the
16126 register class uses quad word memory offsets.
16127 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
16128 (rs6000_debug_reg_global): Always print if we are using LRA or not.
16129 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
16130 instructions are enabled, set up the appropriate addr_masks for
16132 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
16133 -mpower9-dform-scalar, instead of -mpower9-dform.
16134 (rs6000_option_override_internal): Split -mpower9-dform into two
16135 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
16136 -mpower9-dform switch sets or clears both. If we are not using
16137 the LRA register allocator, do not enable -mpower9-dform-vector by
16138 default. If we are using LRA, enable -mpower9-dform-vector and
16139 -mvsx-timode if it is appropriate. Issue a warning if either
16140 -mpower9-dform-vector or -mvsx-timode are explicitly used without
16142 (quad_address_offset_p): New helper function to return if the
16143 offset is legal for quad word memory instructions.
16144 (quad_address_p): New function to determin if GPR or vector
16145 register quad word memory addresses are legal.
16146 (mem_operand_gpr): Validate quad word address offsets.
16147 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
16148 d-form (register + offset) instructions.
16149 (offsettable_ok_by_alignment): Likewise.
16150 (rs6000_legitimate_offset_address_p): Likewise.
16151 (legitimate_lo_sum_address_p): Likewise.
16152 (rs6000_legitimize_address): Likewise.
16153 (rs6000_legitimize_reload_address): Add more debug statements for
16155 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
16156 d-form instructions.
16157 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
16158 d-form instructions. Distinguish different cases in debug
16159 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
16160 d-form instructions.
16161 (rs6000_preferred_reload_class): Likewise.
16162 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
16163 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
16164 of the ISA 2.06 indexed memory instructions.
16165 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
16166 use them to save/restore the saved vector registers instead of
16167 using Altivec instructions.
16168 (rs6000_emit_epilogue): Likewise.
16169 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
16170 (rs6000_opt_masks): Split -mpower9-dform into
16171 -mpower9-dform-scalar and -mpower9-dform-vector.
16172 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
16174 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
16175 ISA 3.0 vector indexed memory instructions, and fold the code into
16176 the normal mov<mode> patterns.
16177 (p9_vecstore_<mode>): Likewise.
16178 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
16180 (vsx_movti_64bit): Likewise.
16181 (vsx_movti_32bit): Likewise.
16182 * config/rs6000/constraints.md (wO constraint): New constraint for
16183 ISA 3.0 vector d-form support.
16184 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
16185 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
16186 include -mpower9-dform-vector until we switch over to LRA.
16187 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
16188 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16189 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
16190 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16191 for -mpower9-dform and -mlra.
16192 * doc/md.texi (wO constraint): Document wO constraint.
16194 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
16196 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
16197 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
16198 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
16199 Move handling of non-insn arguments inline into the sole user:
16200 (output_trans_func): ...here.
16201 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
16202 in emitted function prototype.
16203 (output_internal_insn_latency_func): Ditto. Simplify.
16204 (output_internal_maximal_insn_latency_func): Ditto. Delete
16205 always-unused argument.
16206 (output_insn_latency_func): Ditto.
16207 (output_maximal_insn_latency_func): Ditto.
16209 2016-05-11 Richard Biener <rguenther@suse.de>
16211 PR tree-optimization/71055
16212 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
16213 sth with precision not equal to access size verify we don't chop
16216 2016-05-11 Richard Biener <rguenther@suse.de>
16219 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
16220 (dwarf2out_finish): Move retry_incomplete_types call ...
16221 (dwarf2out_early_finish): ... here.
16223 2016-05-11 Richard Biener <rguenther@suse.de>
16225 PR middle-end/71002
16226 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
16227 if the langhook insists on it.
16228 * fold-const.c (make_bit_field_ref): Add arg for the original
16229 reference and preserve its alias-set.
16230 (decode_field_reference): Take exp by reference and adjust it
16231 to the original memory reference.
16232 (optimize_bit_field_compare): Adjust callers.
16233 (fold_truth_andor_1): Likewise.
16234 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
16236 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
16238 PR middle-end/70807
16239 * cfgrtl.h (delete_insn_and_edges): Now return bool.
16240 * cfgrtl.c (delete_insn_and_edges): Likewise.
16241 * config/i386/i386.c (convert_scalars_to_vector): Remove
16243 * cse.c (cse_insn): Compute cse_cfg_altered.
16244 (delete_trivially_dead_insns): Likewise.
16245 (cse_cc_succs): Likewise.
16246 (rest_of_handle_cse): Free dominance info if required.
16247 (rest_of_handle_cse2): Likewise.
16248 (rest_of_handle_cse_after_global_opts): Likewise.
16250 2016-05-11 Alan Modra <amodra@gmail.com>
16252 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
16253 abi_v4_pass_in_fpr): New functions.
16254 (rs6000_function_arg_boundary): Exclude complex IBM long double
16255 from 64-bit alignment when ABI_V4.
16256 (rs6000_function_arg, rs6000_function_arg_advance_1,
16257 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
16259 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
16261 PR rtl-optimization/71028
16262 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
16263 jump with just a return in the fallthrough block if the branch
16264 block contains just a return as well.
16266 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
16268 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
16269 * match.pd ((X & Y) ^ Y): ... this.
16270 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
16271 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
16273 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16275 * read-md.c (require_char_ws): New function.
16276 (read_string): Simplify using require_char_ws.
16277 (handle_constants): Likewise.
16278 (handle_enum): Likewise.
16279 (handle_file): Likewise.
16280 * read-md.h (require_char_ws): New declaration.
16281 * read-rtl.c (read_conditions): Simplify using require_char_ws.
16282 (read_mapping): Likewise.
16283 (read_rtx_code): Likewise.
16284 (read_nested_rtx): Likewise.
16286 2016-05-10 James Norris <jnorris@codesourcery.com>
16288 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
16289 if offloading is enabled and -fopenacc or -fopenmp is specified.
16290 (CRTOFFLOADEND): Likewise.
16291 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
16292 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
16294 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
16296 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
16297 gotoff_operand code paths. Use copy_to_suggested_regs and
16298 expand_simple_binop where appropriate. Cleanup.
16300 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16303 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
16305 (dimode_scalar_chain::vector_const_cost): New.
16306 (dimode_scalar_chain::compute_convert_gain): Handle constants.
16307 (dimode_scalar_chain::convert_op): Likewise.
16308 (dimode_scalar_chain::convert_insn): Likewise.
16310 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16312 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
16313 unary operation, not a binary one.
16315 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16317 PR middle-end/70877
16318 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
16319 calls with type casted fndecl.
16321 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16323 PR tree-optimization/70786
16324 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
16325 * calls.c (initialize_argument_information): Bind bounds
16326 with corresponding args passed by reference.
16328 2016-05-10 Jakub Jelinek <jakub@redhat.com>
16331 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
16332 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
16333 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
16336 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16339 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
16340 code for a zero scale factor.
16341 (vsx_xvcvdpuxds_scale): Likewise.
16343 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16345 * diagnostic-show-locus.c (layout::layout): Call show_ruler
16346 if show_ruler_p was set on the context.
16347 (layout::show_ruler): New method.
16348 * diagnostic.h (struct diagnostic_context): Add field
16351 2016-05-10 Richard Biener <rguenther@suse.de>
16353 PR tree-optimization/71039
16354 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
16355 (chk_uses): New function.
16356 (propagate_with_phi): Verify we can safely replicate the lhs of an
16357 aggregate assignment on all incoming edges.
16359 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
16361 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
16363 (rx_atomic_sequence): New class.
16364 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
16365 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
16367 (rx_atomic_sequence::rx_atomic_sequence,
16368 rx_atomic_sequence::~rx_atomic_sequence): New functions.
16369 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
16370 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
16371 CTRLREG_INTB): New constants.
16372 (FETCHOP): New code iterator.
16373 (fethcop_name, fetchop_name2): New iterator code attributes.
16374 (QIHI): New mode iterator.
16375 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
16376 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
16377 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
16379 2016-05-10 Martin Liska <mliska@suse.cz>
16381 * tree-inline.c (remap_dependence_clique): Do not remap
16382 debugging statements.
16384 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16386 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
16387 ("*fixuns_truncdfdi2_z13")
16388 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
16389 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16390 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16392 2016-05-10 Richard Biener <rguenther@suse.de>
16394 PR tree-optimization/70497
16395 PR tree-optimization/28367
16396 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16398 (visit_reference_op_load): ... here.
16399 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16400 with simplified BIT_FIELD_REFs.
16401 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16402 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16405 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16407 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16408 documentation comment. For BLOCK nodes, add a
16409 DW_AT_abstract_origin attribute that points to the DIE generated
16410 for the origin BLOCK.
16411 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16412 blocks from inlined functions.
16414 2016-05-10 Alan Modra <amodra@gmail.com>
16417 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16418 regrename modifying insns saving lr before __morestack call.
16419 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16420 insns restoring lr after __morestack call.
16422 2016-05-09 Jakub Jelinek <jakub@redhat.com>
16424 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
16425 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
16427 * config/i386/sse.md (vec_interleave_high<mode>,
16428 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
16429 <avx512>_vpermt2var<mode>3_maskz): Likewise.
16431 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
16433 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
16434 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
16435 parallel reassociation for power8 and forward.
16437 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
16439 * config/i386/i386.md (absneg splitters with general regs): Use
16440 general_reg_operand predicate.
16441 (btsq peephole2): Use x86_64_immediate_operand to check if new
16442 value is suitable for immediate operand. Generate emitted insn
16443 using RTL expressions.
16444 (btcq peephole2): Ditto.
16445 (btrq peephole2): Ditto. Generate correct immediate operand
16448 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16450 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
16453 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16455 * tree-affine.c (wide_int_constant_multiple_p): Add missing
16456 pointer dereference.
16458 2016-05-09 Richard Biener <rguenther@suse.de>
16460 PR tree-optimization/70985
16461 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
16462 op0 isn't a gimple register.
16464 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
16466 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
16467 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
16468 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
16469 (i6400_fpu_mult): New cpu units.
16470 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
16471 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
16472 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
16473 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
16474 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
16475 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
16476 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
16477 (i6400_msa_long_float4, i6400_msa_long_float5)
16478 (i6400_msa_long_float8, i6400_msa_fdiv_df)
16479 (i6400_msa_fdiv_sf): New reservations.
16480 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
16481 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
16482 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
16483 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
16484 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
16485 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
16486 (msa_short_cmp, msa_short_float2, msa_short_logic3)
16487 (msa_short_store4, msa_long_load, msa_short_store)
16488 (msa_long_logic, msa_long_float2, msa_long_float4)
16489 (msa_long_float5, msa_long_float8, msa_long_mult)
16490 (msa_long_fdiv, msa_long_div): New reservations.
16492 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
16493 Sameera Deshpande <sameera.deshpande@imgtec.com>
16494 Matthew Fortune <matthew.fortune@imgtec.com>
16495 Graham Stott <graham.stott@imgtec.com>
16496 Chao-ying Fu <chao-ying.fu@imgtec.com>
16498 * config.gcc: Add MSA header file for mips*-*-* target.
16499 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
16500 (Ubv8i, Urv8): New constraints.
16501 * config/mips/mips-ftypes.def: Add function types for MSA
16503 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
16504 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
16505 * config/mips/mips-msa.md: New file.
16506 * config/mips/mips-protos.h
16507 (mips_split_128bit_const_insns): New prototype.
16508 (mips_msa_idiv_insns): Likewise.
16509 (mips_split_128bit_move): Likewise.
16510 (mips_split_128bit_move_p): Likewise.
16511 (mips_split_msa_copy_d): Likewise.
16512 (mips_split_msa_insert_d): Likewise.
16513 (mips_split_msa_fill_d): Likewise.
16514 (mips_expand_msa_branch): Likewise.
16515 (mips_const_vector_same_val_p): Likewise.
16516 (mips_const_vector_same_bytes_p): Likewise.
16517 (mips_const_vector_same_int_p): Likewise.
16518 (mips_const_vector_shuffle_set_p): Likewise.
16519 (mips_const_vector_bitimm_set_p): Likewise.
16520 (mips_const_vector_bitimm_clr_p): Likewise.
16521 (mips_msa_vec_parallel_const_half): Likewise.
16522 (mips_msa_output_division): Likewise.
16523 (mips_ldst_scaled_shift): Likewise.
16524 (mips_expand_vec_cond_expr): Likewise.
16525 * config/mips/mips.c (enum mips_builtin_type): Add
16526 MIPS_BUILTIN_MSA_TEST_BRANCH.
16527 (mips_gen_const_int_vector_shuffle): New prototype.
16528 (mips_const_vector_bitimm_set_p): New function.
16529 (mips_const_vector_bitimm_clr_p): Likewise.
16530 (mips_const_vector_same_val_p): Likewise.
16531 (mips_const_vector_same_bytes_p): Likewise.
16532 (mips_const_vector_same_int_p): Likewise.
16533 (mips_const_vector_shuffle_set_p): Likewise.
16534 (mips_symbol_insns): Forbid loading symbols via immediate for
16536 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
16538 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
16540 (mips_lx_address_p): Add support load indexed address for MSA.
16541 (mips_address_insns): Add calculation of instructions needed for
16542 stores and loads for MSA.
16543 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
16544 CONST_VECTOR for MSA and let it fall through.
16545 (mips_ldst_scaled_shift): New function.
16546 (mips_subword_at_byte): Likewise.
16547 (mips_msa_idiv_insns): Likewise.
16548 (mips_legitimize_move): Validate MSA moves.
16549 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
16550 calculation of costs for MSA division.
16551 (mips_split_move_p): Check if MSA moves need splitting.
16552 (mips_split_move): Split MSA moves if necessary.
16553 (mips_split_128bit_move_p): New function.
16554 (mips_split_128bit_move): Likewise.
16555 (mips_split_msa_copy_d): Likewise.
16556 (mips_split_msa_insert_d): Likewise.
16557 (mips_split_msa_fill_d): Likewise.
16558 (mips_output_move): Handle MSA moves.
16559 (mips_expand_msa_branch): New function.
16560 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
16561 Reinstate 'y' modifier.
16562 (mips_file_start): Add MSA .gnu_attribute.
16563 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
16565 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
16566 (mips_class_max_nregs): Add register size for MSA supported mode.
16567 (mips_cannot_change_mode_class): Allow conversion between MSA
16568 vector modes and TImode.
16569 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
16571 (mips_secondary_reload_class): Force MSA loads/stores via memory.
16572 (mips_preferred_simd_mode): Add preffered modes for MSA.
16573 (mips_vector_mode_supported_p): Add MSA supported modes.
16574 (mips_autovectorize_vector_sizes): New function.
16575 (mips_msa_output_division): Likewise.
16576 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
16577 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
16578 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
16579 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
16580 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
16581 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
16582 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
16583 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
16584 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
16585 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
16586 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
16587 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
16588 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
16589 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
16590 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
16591 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
16592 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
16593 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
16594 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
16595 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
16596 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
16597 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
16598 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
16599 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
16600 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
16601 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
16602 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
16603 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
16604 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
16605 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
16606 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
16607 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
16608 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
16609 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
16610 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
16611 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
16612 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
16613 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
16614 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
16615 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
16616 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
16617 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
16618 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
16619 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
16620 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16621 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16622 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16623 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16624 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16625 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16626 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16627 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16628 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
16629 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
16630 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
16631 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
16632 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
16633 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
16634 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
16635 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
16636 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
16637 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
16638 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
16639 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
16640 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
16641 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
16642 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
16643 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
16644 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
16645 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
16646 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
16647 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
16648 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
16649 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
16650 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
16651 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
16652 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
16653 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
16654 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
16655 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
16656 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
16657 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
16658 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
16659 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
16660 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
16661 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
16662 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
16663 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
16664 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
16665 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
16666 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
16667 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
16668 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
16669 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
16670 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
16671 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
16672 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
16673 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
16674 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
16675 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
16676 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
16677 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
16678 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
16679 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
16680 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
16681 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
16682 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
16683 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
16684 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
16685 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
16686 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
16687 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
16688 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
16689 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
16690 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
16691 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
16692 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
16693 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
16694 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
16695 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
16696 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
16697 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
16698 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
16699 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
16700 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
16701 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
16702 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
16703 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
16704 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
16705 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
16706 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
16707 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
16708 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
16709 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
16710 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
16711 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
16712 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
16713 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
16714 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
16715 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
16716 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
16717 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
16718 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
16719 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
16720 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
16721 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
16722 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
16723 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
16724 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
16725 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
16726 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
16728 (mips_get_builtin_decl_index): New array.
16729 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
16730 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
16731 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
16732 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
16733 (mips_init_builtins): Initialize mips_get_builtin_decl_index
16735 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
16737 (mips_expand_builtin_insn): Prepare operands for
16738 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
16739 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
16740 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
16741 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
16742 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
16743 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
16744 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
16745 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
16746 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
16747 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
16748 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
16749 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
16750 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
16751 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
16752 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
16753 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
16754 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
16755 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
16756 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
16757 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
16758 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
16759 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
16760 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
16761 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
16762 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
16763 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
16764 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
16765 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
16766 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
16767 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
16768 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
16769 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
16770 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
16771 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
16772 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
16773 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
16774 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
16775 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
16776 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
16777 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
16778 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
16779 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
16780 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
16781 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
16782 These are set implicitly and an error is reported if overridden.
16783 (mips_expand_builtin_msa_test_branch): New function.
16784 (mips_expand_msa_shuffle): Likewise.
16785 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
16786 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
16787 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
16788 (mips_expand_vec_unpack): Add support for MSA.
16789 (mips_expand_vector_init): Likewise.
16790 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
16791 instead of const0_rtx.
16792 (mips_msa_vec_parallel_const_half): New function.
16793 (mips_gen_const_int_vector): Likewise.
16794 (mips_gen_const_int_vector_shuffle): Likewise.
16795 (mips_expand_msa_cmp): Likewise.
16796 (mips_expand_vec_cond_expr): Likewise.
16797 * config/mips/mips.h
16798 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
16799 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
16801 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
16802 (ISA_HAS_MSA): New macro.
16803 (UNITS_PER_MSA_REG): Likewise.
16804 (BITS_PER_MSA_REG): Likewise.
16805 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
16806 (MSA_REG_FIRST): New macro.
16807 (MSA_REG_LAST): Likewise.
16808 (MSA_REG_NUM): Likewise.
16809 (MSA_REG_P): Likewise.
16810 (MSA_REG_RTX_P): Likewise.
16811 (MSA_SUPPORTED_MODE_P): Likewise.
16812 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
16813 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
16814 * config/mips/mips.md: Include mips-msa.md.
16815 (alu_type): Add simd_add.
16816 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
16817 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
16818 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
16819 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
16820 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
16821 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
16822 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
16823 simd_move, simd_load, simd_store. Choose "multi" for moves
16825 (qword_mode): New attribute.
16826 (insn_count): Add instruction count for quad moves.
16827 Increase the count for MIPS SIMD division.
16828 (UNITMODE): Add UNITMODEs for vector types.
16829 (addsub): New code iterator.
16830 * config/mips/mips.opt (mmsa): New option.
16831 * config/mips/msa.h: New file.
16832 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
16834 * config/mips/mti-linux.h: Likewise.
16835 * config/mips/predicates.md
16836 (const_msa_branch_operand): New constraint.
16837 (const_uimm3_operand): Likewise.
16838 (const_uimm4_operand): Likewise.
16839 (const_uimm5_operand): Likewise.
16840 (const_uimm8_operand): Likewise.
16841 (const_imm5_operand): Likewise.
16842 (aq10b_operand): Likewise.
16843 (aq10h_operand): Likewise.
16844 (aq10w_operand): Likewise.
16845 (aq10d_operand): Likewise.
16846 (const_m1_operand): Likewise.
16847 (reg_or_m1_operand): Likewise.
16848 (const_exp_2_operand): Likewise.
16849 (const_exp_4_operand): Likewise.
16850 (const_exp_8_operand): Likewise.
16851 (const_exp_16_operand): Likewise.
16852 (const_vector_same_val_operand): Likewise.
16853 (const_vector_same_simm5_operand): Likewise.
16854 (const_vector_same_uimm5_operand): Likewise.
16855 (const_vector_same_uimm6_operand): Likewise.
16856 (const_vector_same_uimm8_operand): Likewise.
16857 (par_const_vector_shf_set_operand): Likewise.
16858 (reg_or_vector_same_val_operand): Likewise.
16859 (reg_or_vector_same_simm5_operand): Likewise.
16860 (reg_or_vector_same_uimm6_operand): Likewise.
16861 * doc/extend.texi (MIPS SIMD Architecture Functions): New
16863 * doc/invoke.texi (-mmsa): Document new option.
16865 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16867 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
16868 * configure: Regenerate.
16869 * config.in: Regenerate.
16870 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
16871 on -fvtable-verify.
16872 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
16873 (ENDFILE_VTV_SPEC): Define.
16875 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
16877 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
16878 registers in all interrupt handlers if necessary.
16879 (rl78_option_override): Add warning.
16880 (MUST_SAVE_MDUC_REGISTERS): New macro.
16881 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
16882 * config/rl78/rl78.c (check_mduc_usage): New function.
16883 (mduc_regs): New structure to hold MDUC register data.
16884 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
16885 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
16886 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
16887 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
16888 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
16889 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
16891 2016-05-09 Bin Cheng <bin.cheng@arm.com>
16893 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
16894 (tree-ssa-loop-niter.h): Ditto.
16895 (idx_within_array_bound, ref_within_array_bound): New functions.
16896 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16897 Factor out check on writable base object to ...
16898 (base_object_writable): ... here.
16900 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16902 * config/arm/arm.md (probe_stack): Add modes to set source
16905 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16907 * regrename.c (base_reg_class_for_rename): New static function.
16908 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16910 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
16912 * cgraph.c (thunk_adjust): Export.
16913 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
16914 * cgraphunit.c (thunk_adjust): Export.
16915 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
16917 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
16919 * tree-inline.c (expand_call_inline): Expand thunks inline.
16921 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
16924 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
16925 (*sse2_vd_cvtss2sd): Ditto.
16926 * config/i386/i386.md
16927 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
16928 Generate *sse2_vd_cvtsd2ss pattern.
16929 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
16930 Generate *sse2_vd_cvtss2sd pattern.
16932 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16934 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
16935 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
16938 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16940 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
16941 * config/sh/sh.c: Define and declare variables on first use throughout
16943 (current_function_interrupt): Change to bool type.
16944 (frame_insn): Rename to emit_frame_insn and update users.
16945 (push_regs): Use bool for 'interrupt_handler' argument.
16946 (save_schedule_s): Remove.
16947 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
16948 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
16949 targetm.asm_out.unaligned_op.di.
16950 (gen_far_branch): Remove redundant forward declaration.
16951 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
16952 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
16953 (sh_set_return_address, sh_function_ok_for_sibcall,
16954 scavenge_reg): Update comments.
16955 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
16956 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
16957 (sh_attr_renesas_p): Remove unnecessary parentheses.
16958 (branch_dest): Simplify.
16959 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
16960 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
16961 (CUMULATIVE_ARGS): Change macro to typedef.
16962 (current_function_interrupt): Change to bool type.
16963 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
16964 Surround with __cplusplus ifdef.
16965 (sh_compare_op0, sh_compare_op1): Remove.
16966 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
16968 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
16970 * config/arm/arm.md: (arch): Add neon.
16971 (arch_enabled): Return yes for arch neon when TARGET_NEON.
16972 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
16973 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
16974 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
16975 attributes for alt renumbering. Mark alt 3 as non-predicable.
16976 (thumb2_movdf_vfp): Likewise.
16978 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
16980 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
16981 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
16982 (*andqi_1): Add preferred_for_speed attribute to disparage
16983 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
16984 (*<code>qi_1): Ditto.
16985 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
16986 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
16987 (*ashlqi3_1): Ditto.
16988 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
16989 Add preferred_for_size attribute to disparage alternative 0 and
16990 preferred_for_speed attribute to disparage alternative 1 for
16991 TARGET_PARTIAL_REG_STALL targets.
16993 2016-05-07 Tom de Vries <tom@codesourcery.com>
16995 PR tree-optimization/70956
16996 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
16999 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
17001 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
17002 * config/sh/sh.c (sh_cbranch_distance): Implement it.
17003 * config/sh/sh.md (branch_zero): Remove define_attr.
17004 (define_delay): Disable delay slot if branch distance is one insn.
17006 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17008 * config/i386/i386.md (LEAMODE): New mode attribute.
17009 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
17010 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
17011 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
17012 operand 2 predicate.
17013 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
17014 (*lea<mode>_general_3): Ditto.
17015 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
17017 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17019 * genmddump.c (main): Convert argv from char ** to const char **.
17021 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17023 * coretypes.h (OVERRIDE): New macro.
17024 (FINAL): New macro.
17026 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
17028 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
17029 allow coalescing if the types are compatible.
17031 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17033 * pass_manager.h (pass_manager::register_pass_name): New method.
17034 (pass_manager::get_pass_by_name): New method.
17035 (pass_manager::create_pass_tab): New method.
17036 (pass_manager::m_name_to_pass_map): New field.
17037 * passes.c (name_to_pass_map): Delete global in favor of field
17038 "m_name_to_pass_map" of pass_manager.
17039 (register_pass_name): Rename from a function to...
17040 (pass_manager::register_pass_name): ...this method, updating
17041 for renaming of global "name_to_pass_map" to field
17042 "m_name_to_pass_map".
17043 (create_pass_tab): Rename from a function to...
17044 (pass_manager::create_pass_tab): ...this method, updating
17045 for renaming of global "name_to_pass_map" to field.
17046 (get_pass_by_name): Rename from a function to...
17047 (pass_manager::get_pass_by_name): ...this method.
17048 (enable_disable_pass): Convert use of get_pass_by_name to
17049 a method call, locating the pass_manager singleton.
17051 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17053 * genattr-common.c (main): Convert argv from char ** to const char **.
17054 * genattr.c (main): Likewise.
17055 * genattrtab.c (main): Likewise.
17056 * genautomata.c (initiate_automaton_gen): Likewise.
17058 * gencodes.c (main): Likewise.
17059 * genconditions.c (main): Likewise.
17060 * genconfig.c (main): Likewise.
17061 * genconstants.c (main): Likewise.
17062 * genemit.c (main): Likewise.
17063 * genenums.c (main): Likewise.
17064 * genextract.c (main): Likewise.
17065 * genflags.c (main): Likewise.
17066 * genmddeps.c (main): Likewise.
17067 * genopinit.c (main): Likewise.
17068 * genoutput.c (main): Likewise.
17069 * genpeep.c (main): Likewise.
17070 * genpreds.c (main): Likewise.
17071 * genrecog.c (main): Likewise.
17072 * gensupport.c (init_rtx_reader_args_cb): Likewise.
17073 (init_rtx_reader_args): Likewise.
17074 * gensupport.h (init_rtx_reader_args_cb): Likewise.
17075 (init_rtx_reader_args): Likewise.
17076 * gentarget-def.c (main): Likewise.
17077 * read-md.c (read_md_files): Likewise.
17078 * read-md.h (read_md_files): Likewise.
17080 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17082 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
17083 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
17084 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
17085 Remove unused predicate.
17086 (register_and_not_fp_reg_operand): Ditto.
17088 2016-05-06 Martin Liska <mliska@suse.cz>
17090 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
17091 instead of vec as the vector is local to the function.
17093 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17095 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
17096 avx512bw alternative.
17098 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
17099 before the ashr<mode>3 pattern.
17101 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
17102 v instead of x in vex or maybe_vex alternatives, use
17103 maybe_evex instead of vex in prefix.
17105 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
17106 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
17107 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
17108 in vex or maybe_vex alternatives, use maybe_evex instead of vex
17111 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
17112 v instead of x in vex or maybe_vex alternatives, use
17113 maybe_evex instead of vex in prefix.
17115 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
17116 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
17117 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
17118 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
17119 alternatives, use maybe_evex instead of vex in prefix.
17121 * config/i386/sse.md (vec_interleave_lowv4sf,
17122 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
17123 v instead of x in vex or maybe_vex alternatives, use
17124 maybe_evex instead of vex in prefix.
17126 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
17127 v instead of x in vex or maybe_vex alternatives, use
17128 maybe_evex instead of vex in prefix.
17130 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
17131 v constraint instead of x.
17133 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
17135 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
17136 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
17139 2016-05-06 Richard Biener <rguenther@suse.de>
17141 PR tree-optimization/70948
17142 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
17143 Properly clobber all fields of va_list for __builtin_va_start.
17145 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17148 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
17149 loop latch destination.
17151 2016-05-06 Martin Liska <mliska@suse.cz>
17153 * tree-ssa-uninit.c: Apply manual changes
17154 to the GNU coding style.
17155 (prune_uninit_phi_opnds): Rename from
17156 prune_uninit_phi_opnds_in_unrealizable_paths.
17158 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17160 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
17161 mspace): Remove deprecated options.
17162 * doc/invoke.texi (SH options): Remove -mspace.
17164 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17166 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
17168 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17170 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
17171 corresponding combine split pattern.
17173 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17176 * config/sh/predicates.md (long_displacement_mem_operand): New.
17177 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
17178 Add movi20, movi20s alternatives. Adjust length attribute for
17180 (movsi_ie): Allow for any FPU. Adjust length attribute for
17182 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
17183 attribute for alternatives.
17184 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
17185 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
17186 length attribute for alternatives.
17188 2016-05-06 Richard Biener <rguenther@suse.de>
17190 PR tree-optimization/70960
17191 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
17193 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17196 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
17197 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
17199 2016-05-06 Marek Polacek <polacek@redhat.com>
17202 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
17204 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17207 * config/sh/sh.md (*rotcr): Add another variant.
17209 2016-05-06 Richard Biener <rguenther@suse.de>
17211 PR middle-end/70931
17212 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
17214 2016-05-06 Richard Biener <rguenther@suse.de>
17216 PR middle-end/70941
17217 * fold-const.c (split_tree): Always convert to the original type
17220 2016-05-06 Richard Biener <rguenther@suse.de>
17222 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
17223 (fwprop_addr): Likewise.
17225 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17228 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
17230 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
17231 * config/i386/i386.md (push mem splitter): Use find_constant_src in
17232 the splitter condition.
17233 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
17234 the splitter condition.
17235 (FP float_extend load splitter): Ditto.
17237 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
17239 * config/i386/i386.md (peehole2 patterns): Change true_regnum
17240 to REGNO in all peephole2 patterns.
17241 (post-reload splitters): Change true_regnum to REGNO in
17242 post-reload splitters.
17243 (zero_extend splitters): Use general_reg_operand and
17244 nonimmediate_gr_operand predicates.
17246 2016-05-05 Jakub Jelinek <jakub@redhat.com>
17248 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
17249 v constraint instead of x.
17251 2016-05-05 Alan Modra <amodra@gmail.com>
17254 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
17255 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
17256 TARGET_NO_FP_IN_TOC for -mrelocatable.
17257 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
17258 TARGET_RELOCATABLE test.
17259 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17260 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17261 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17262 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17263 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17264 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17265 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17266 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17267 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
17268 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17270 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
17271 (rs6000_stack_info): Likewise.
17272 (rs6000_elf_asm_out_constructor): Likewise.
17273 (rs6000_elf_asm_out_destructor): Likewise.
17274 (rs6000_elf_declare_function_name): Likewise.
17275 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
17276 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
17279 2016-05-05 Alan Modra <amodra@gmail.com>
17281 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
17283 2016-05-05 Alan Modra <amodra@gmail.com>
17285 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
17286 out-of-line gpr restore for one or two regs if that would add
17289 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
17292 * config/i386/i386.md
17293 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
17294 Change to post-epilogue_completed late splitter. Use sse_reg_operand
17295 as operand 0 predicate.
17296 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
17298 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
17299 Ditto. Emit the pattern using RTX.
17301 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
17302 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
17303 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
17304 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
17306 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
17307 sse_reg_operand as operand 0 predicate.
17309 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
17310 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
17311 instead of gen_rtx_REG.
17312 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
17315 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17317 * function.c (emit_use_return_register_into_block): Delete.
17318 (gen_return_pattern): Delete.
17319 (emit_return_into_block): Delete.
17320 (active_insn_between): Delete.
17321 (convert_jumps_to_returns): Delete.
17322 (emit_return_for_exit): Delete.
17323 (thread_prologue_and_epilogue_insns): Delete all code dealing with
17324 simple_return for shrink-wrapped blocks.
17325 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
17326 end of blocks that need one.
17327 (get_unconverted_simple_return): Delete.
17328 (convert_to_simple_return): Delete.
17329 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
17330 (convert_to_simple_return): Ditto.
17332 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17334 * cfgcleanup.c (bb_is_just_return): New function.
17335 (try_optimize_cfg): Simplify jumps to return, branches to return,
17336 and branches around return.
17338 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17340 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
17341 branch to a return.
17343 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17347 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
17348 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
17349 assert flags & OEP_HASH_CHECK, instead of asserting it
17350 never happens. Handle TARGET_EXPR.
17351 * fold-const.c (operand_equal_p): For hash verification,
17352 or in OEP_HASH_CHECK into flags.
17354 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
17356 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
17358 (compute_samebase_partition_bases): Fix typo.
17360 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17362 * config/i386/sse.md (vec_interleave_highv8sf,
17363 vec_interleave_lowv8sf, vec_interleave_highv4df,
17364 vec_interleave_lowv4df): Remove constraints from expanders.
17366 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
17368 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17370 * tree-inline.c (expand_call_inline): Fix path dealing with
17371 making lhs of call statement undefined.
17373 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17375 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
17376 Check availability on NODE, too.
17377 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
17378 (cgraph_node::call_for_symbol_and_aliases): Likewise.
17379 (varpool_node::call_for_symbol_and_aliase): Likewise.
17380 * ipa-pure-const.c (add_new_function): Analyze all bodies.
17381 (propagate_pure_const): Propagate across interposable functions, too.
17382 (skip_function_for_local_pure_const): Do not skip interposable bodies
17384 (pass_local_pure_const::execute): Update.
17386 2016-05-04 Marek Polacek <polacek@redhat.com>
17388 * doc/invoke.texi: Document -Wdangling-else.
17390 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17392 * config.gcc: Error out when conflicting multilib is detected. Do not
17393 loop over multilibs since no combination is legal.
17395 2016-05-04 Alan Modra <amodra@gmail.com>
17397 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17398 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17399 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17402 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17404 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17405 Clean up p5600 comments.
17407 2016-05-04 Richard Biener <rguenther@suse.de>
17409 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17410 constructor simplifications.
17411 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17413 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17415 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17416 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17417 result.set_rtx is null instead of aborting.
17418 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17420 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17421 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
17422 *mov<mode>_store_postinc): New patterns.
17424 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
17426 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
17427 as commutative. Check both conversions are NOP.
17428 ((A & B) OP (C & B)): Remove.
17430 2016-05-04 Alan Modra <amodra@gmail.com>
17432 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
17434 2016-05-04 Alan Modra <amodra@gmail.com>
17437 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
17438 when cr2,3,4 are all fixed regs.
17440 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
17442 PR rtl-optimization/57193
17443 * opts.c (default_options_table): Revert OPT_frename_registers change.
17444 * doc/invoke.texi (-frename-registers, -O2): Likewise.
17446 2016-05-03 Martin Sebor <msebor@redhat.com>
17449 * builtins.c (fold_builtin_FILE): New function.
17450 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
17451 (fold_builtin_0): Call them.
17452 * gimplify.c (gimplify_call_expr): Remove the handling of
17453 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
17456 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
17457 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
17461 * doc/extend.texi (Function Names as Strings): Update __func__,
17462 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
17465 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17466 Richard Biener <rguenther@suse.de>
17468 PR tree-optimization/70916
17469 * tree-if-conv.c: Include cfganal.h.
17470 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
17471 and remove_fake_exit_edges around the optimization pass.
17473 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
17475 * cgraph.c (symbol_table::create_edge): Set inline_failed.
17476 (cgraph_edge::make_direct): Likewise.
17477 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
17478 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
17479 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
17480 (CIF_THUNK): New code.
17481 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
17482 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
17483 (compute_inline_parameters): Set inline_failed for thunks.
17484 (inline_analyze_function): Cleanup.
17485 * ipa-inline.c (can_inline_edge_p): Do not deal with
17486 call_stmt_cannot_inline_p.
17487 (can_early_inline_edge_p): Likewise.
17488 (early_inliner): Initialize inline_failed.
17489 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
17491 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
17493 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
17494 from nonimm_ssenomem_operand.
17495 (nonimm_ssenomem_operand): New predicate.
17496 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
17497 as operand 0 predicate.
17498 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
17499 Disable unsupported alternatives using "enabled" attribute.
17500 Use register_ssemem_operand as operand 0 predicate.
17501 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
17503 2016-05-03 Marek Polacek <polacek@redhat.com>
17506 * input.c (expansion_point_location): New function.
17507 * input.h (expansion_point_location): Declare.
17509 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
17511 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
17512 occurence with frame_offset_ ones.
17514 2016-05-03 Alan Modra <amodra@gmail.com>
17516 PR rtl-optimization/70890
17517 * ira.c (combine_and_move_insns): When moving def_insn, remove
17518 equivs on use_insn.
17520 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
17522 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
17523 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
17524 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
17525 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
17527 2016-05-03 Alan Modra <amodra@gmail.com>
17529 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
17530 for SAVE_MULTIPLE/STORE_MULTIPLE.
17532 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17534 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
17535 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
17537 2016-05-03 Richard Biener <rguenther@suse.de>
17539 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
17541 (gimplify_arg): Likewise.
17542 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
17543 re-writing the result to a decl if required.
17544 (internal_get_tmp_var): Add allow_ssa parameter
17545 and override into_ssa with it.
17546 (get_formal_tmp_var): Adjust.
17547 (get_initialized_tmp_var): Add allow_ssa parameter.
17548 (gimplify_arg): Add allow_ssa parameter and avoid generating
17549 SSA names for the result false.
17550 (gimplify_call_expr): If the call may return twice do not
17551 gimplify parameters into SSA.
17552 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
17553 (gimplify_modify_expr): Adjust assert. For noreturn calls
17554 with a SSA name LHS adjust its def.
17555 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
17556 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
17557 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
17558 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
17559 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
17560 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
17561 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
17562 (optimize_target_teams): Do not allow SSA names for clause operands.
17563 (gimplify_expr): Likewise for where we mark the result addressable.
17564 * passes.def (pass_init_datastructures): Remove.
17565 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
17566 (rewrite_stmt): Likewise.
17567 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
17568 (replace_locals_op): Replace SSA names.
17569 (copy_gimple_seq_and_replace_locals): Init src_cfun.
17570 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
17571 * cgraph.c (release_function_body): Free CFG annotations only
17572 when we have a CFG. Simplify.
17573 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
17574 force_gimple_operand instead of get_initialized_tmp_var.
17575 * tree-pass.h (make_pass_init_datastructures): Remove.
17576 * tree-ssa.c (execute_init_datastructures): Remove.
17577 (pass_data_init_datastructures): Likewise.
17578 (class pass_init_datastructures): Likewise.
17579 (make_pass_init_datastructures): Likewise.
17580 * omp-low.c (create_omp_child_function): Init SSA data structures.
17581 (grid_expand_target_grid_body): Likewise.
17582 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
17583 name before adding it to names_to_release.
17584 (remove_bb): Always release SSA defs.
17585 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
17586 before dereferencing it.
17587 * cgraphunit.c (init_lowered_empty_function): Always
17588 int SSA data structures.
17589 * tree-ssanames.c (release_defs): Remove assert that we are in
17591 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
17593 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17594 Uros Bizjak <ubizjak@gmail.com>
17596 PR rtl-optimization/70467
17597 * config/i386/predicates.md (x86_64_hilo_int_operand,
17598 x86_64_hilo_general_operand): New predicates.
17599 * config/i386/constraints.md (Wd): New constraint.
17600 * config/i386/i386.md (mode attr di): Use Wd instead of e.
17601 (general_hilo_operand): New mode attr.
17602 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
17603 instead of <general_operand>.
17604 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
17605 x86_64_hilo_general_operand instead of <general_operand>.
17607 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17609 PR tree-optimization/70916
17610 * tree-if-conv.c (constant_or_ssa_name): Removed.
17611 (fold_build_cond_expr): Use is_gimple_val instead of
17612 constant_or_ssa_name.
17614 PR tree-optimization/70916
17615 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
17616 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
17619 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
17620 (optimize_atomic_bit_test_and): New function.
17621 (pass_fold_builtins::execute): Use it.
17622 * optabs.def (atomic_bit_test_and_set_optab,
17623 atomic_bit_test_and_complement_optab,
17624 atomic_bit_test_and_reset_optab): New optabs.
17625 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
17626 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
17627 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
17628 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
17629 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
17630 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
17631 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
17632 * doc/md.texi (atomic_bit_test_and_set@var{mode},
17633 atomic_bit_test_and_complement@var{mode},
17634 atomic_bit_test_and_reset@var{mode}): Document.
17635 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
17636 atomic_bit_test_and_complement<mode>,
17637 atomic_bit_test_and_reset<mode>): New expanders.
17638 (atomic_bit_test_and_set<mode>_1,
17639 atomic_bit_test_and_complement<mode>_1,
17640 atomic_bit_test_and_reset<mode>_1): New insns.
17642 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
17644 PR rtl-optimization/70687
17645 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
17646 instead of unsigned HOST_WIDE_INT.
17648 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
17650 PR rtl-optimization/44281
17651 * hard-reg-set.h (struct target_hard_regs): New field
17652 x_fixed_nonglobal_reg_set.
17653 (fixed_nonglobal_reg_set): New macro.
17654 * reginfo.c (init_reg_sets_1): Initialize it.
17655 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
17657 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
17659 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17661 PR tree-optimization/56541
17662 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
17663 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
17664 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
17665 (any_complicated_phi): new static variable.
17666 (aggressive_if_conv): delete.
17667 (if_convertible_phi_p): support phis with more than two arguments.
17668 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
17669 critical pred edges.
17670 (ifcvt_split_critical_edges): support phis with more than two
17671 arguments by checking new parameter. only split critical edges
17673 (tree_if_conversion): handle simd pragma marked loop using new
17674 local variable aggressive_if_conv. check any_complicated_phi.
17676 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17678 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
17681 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17683 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
17686 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
17688 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
17689 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
17690 define_insn_and_split.
17691 (mulsi3_i): New define_insn_and_split.
17692 (mulsi3_call): Convert to define_insn.
17693 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
17694 Remove constraints.
17696 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17698 * machmode.h (mode_complex): Add support to give the complex mode
17700 (GET_MODE_COMPLEX_MODE): Likewise.
17701 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
17702 stored by build_complex_type and gfc_build_complex_type instead of
17703 trying to figure out the appropriate mode based on the size. Raise
17704 an assertion error, if the type was not set.
17705 * genmodes.c (struct mode_data): Add field for the complex type of
17707 (blank_mode): Likewise.
17708 (make_complex_modes): Remember the complex mode created in the
17710 (emit_mode_complex): Write out the mode_complex array to map a
17711 type mode to the complex version.
17712 (emit_insn_modes_c): Likewise.
17713 * tree.c (build_complex_type): Set the complex type to use before
17714 calling layout_type.
17715 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
17716 support for __float128 complex datatypes.
17717 (rs6000_hard_regno_mode_ok): Likewise.
17718 (rs6000_setup_reg_addr_masks): Likewise.
17719 (rs6000_complex_function_value): Likewise.
17720 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
17721 __float128 and __ibm128 complex.
17722 (FLOAT128_IBM_P): Likewise.
17723 (ALTIVEC_ARG_MAX_RETURN): Likewise.
17724 * doc/extend.texi (Additional Floating Types): Document that
17725 -mfloat128 must be used to enable __float128. Document complex
17726 __float128 and __ibm128 support.
17728 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17731 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
17732 char/short arguments promoted to int because of promote_prototypes.
17734 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17736 * config/i386/predicates.md (register_ssemem_operand): New predicate.
17737 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
17738 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
17739 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
17740 alternatives using "enabled" attribute. Use register_ssemem_operand
17741 as operand 1 predicate.
17742 (*cmpi<unord>xf_i387): Split XFmode pattern from
17743 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
17744 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
17745 *absneg<mode>2_i387. Disable unsupported alternatives using
17746 "enabled" attribute.
17747 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
17749 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17751 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
17753 (oacc_loop_process): Check mask for loop termination.
17755 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17757 * cif-code.def (CIF_THUNK): Add.
17758 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
17761 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17763 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
17764 (dump_inline_summary): Dump it.
17765 (fp_expression_p): New predicate.
17766 (estimate_function_body_sizes): Use it.
17767 (inline_merge_summary): Merge fp_expressions.
17768 (inline_read_section): Read fp_expressions.
17769 (inline_write_summary): Write fp_expressions.
17770 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
17771 codegen boundary if either caller or callee is !fp_expressions.
17772 * ipa-inline.h (inline_summary): Add fp_expressions.
17773 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
17774 to fp_expressions be sure the fp generation flags are updated.
17776 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17778 PR rtl-optimization/70467
17779 * cse.c (cse_insn): Handle no-op MEM moves after folding.
17781 PR rtl-optimization/70467
17782 * ipa-pure-const.c (check_call): Handle internal calls even in
17783 ipa mode like in local mode.
17785 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17787 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
17789 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17791 * match.pd (X u< X, X u> X): New transformations.
17793 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17795 * flag-types.h (enum warn_strict_overflow_code): Move ...
17796 * coretypes.h: ... here.
17797 * fold-const.h (fold_overflow_warning): Declare.
17798 * fold-const.c (fold_overflow_warning): Make non-static.
17799 (fold_comparison): Move the transformation of X +- C1 CMP C2
17800 into X CMP C2 -+ C1 ...
17801 * match.pd: ... here.
17802 * gimple-fold.c (fold_stmt_1): Protect with
17803 fold_defer_overflow_warnings.
17805 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17807 * omp-low.c (struct oacc_loop): Add 'inner' field.
17808 (new_oacc_loop_raw): Initialize it to zero.
17809 (oacc_loop_fixed_partitions): Initialize it.
17810 (oacc_loop_auto_partitions): Partition outermost loop to outermost
17811 available partitioning.
17813 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17815 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
17817 (umulsidi3): Likewise.
17818 (indirect_jump): Fix jump instruction assembly patterns.
17820 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
17823 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
17824 (nvptx_function_value): Assert non-NULL cfun.
17826 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
17828 PR rtl-optimization/70886
17829 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
17831 * cselib.h (rtx_equal_for_cselib_1): Declare.
17832 (rtx_equal_for_cselib_p: New inline function.
17833 * cselib.c (rtx_equal_for_cselib_p): Delete.
17834 (rtx_equal_for_cselib_1): Make public.
17836 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17838 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
17839 (register_mixssei387nonimm_operand): Remove predicate.
17840 * config/i386/i386.md (*fop_<mode>_comm): Merge from
17841 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
17842 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
17843 for TARGET_MIX_SSE_I387 alternatives.
17844 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
17845 Disable unsupported alternatives using "enabled" attribute. Use
17846 nonimm_ssenomem_operand as operand 1 predicate. Also check
17847 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
17849 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17851 * tree.c (cst_and_fits_in_hwi): Simplify.
17853 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17855 * tree.h (wi::to_wide): New function.
17856 * expr.c (expand_expr_real_1): Use wi::to_wide.
17857 * fold-const.c (int_const_binop_1): Likewise.
17858 (extract_muldiv_1): Likewise.
17860 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17862 * wide-int.h: Update offset_int and widest_int documentation.
17863 (WI_SIGNED_SHIFT_RESULT): New macro.
17864 (wi::binary_shift): Define signed_shift_result_type for
17865 shifts on offset_int- and widest_int-like types.
17866 (generic_wide_int): Support <<= and >>= if << and >> are supported.
17867 * tree.h (int_bit_position): Use shift operators instead of wi::
17869 * alias.c (adjust_offset_for_component_ref): Likewise.
17870 * expr.c (get_inner_reference): Likewise.
17871 * fold-const.c (fold_comparison): Likewise.
17872 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
17873 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
17874 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17875 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
17876 (stmt_kills_ref_p): Likewise.
17877 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
17878 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
17879 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17880 (ao_ref_init_from_vn_reference): Likewise.
17882 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17884 * wide-int.h: Update offset_int and widest_int documentation.
17885 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
17886 (wi::binary_traits): Allow ordered comparisons between offset_int and
17887 offset_int, between widest_int and widest_int, and between either
17888 of these types and basic C types.
17889 (operator <, <=, >, >=): Define for the same combinations.
17890 * tree.h (tree_int_cst_lt): Use comparison operators instead
17891 of wi:: comparisons.
17892 (tree_int_cst_le): Likewise.
17893 * gimple-fold.c (fold_array_ctor_reference): Likewise.
17894 (fold_nonarray_ctor_reference): Likewise.
17895 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17896 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17897 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17898 * tree-sra.c (completely_scalarize): Likewise.
17899 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17900 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17901 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17902 (check_for_binary_op_overflow): Likewise.
17903 (search_for_addr_array): Likewise.
17904 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17906 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17908 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17909 (arc_save_restore): Likewise.
17910 (arc_dwarf_register_span): Likewise.
17911 (arc_output_pic_addr_const): Initialize suffix variable.
17913 2016-05-02 Martin Liska <mliska@suse.cz>
17915 * symbol-summary.h (function_summary::function_summary):
17916 Remove checking assert for all cgraph nodes.
17917 (function_summary::get): Check summary_uid.
17918 (symtab_insertion): Check summary_uid.
17920 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17922 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
17923 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
17924 bmaskn instruction.
17925 (arc_dwarf_register_span): Remove enum keyword.
17926 (compact_memory_operand_p): New function.
17927 * config/arc/arc.h (reg_class): Add code density register classes.
17928 (REG_CLASS_NAMES): Likewise.
17929 (REG_CLASS_CONTENTS): Likewise.
17930 * config/arc/arc.md (*movqi_insn): Add code density instructions.
17931 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
17932 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
17933 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
17934 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
17936 (h, Rcd, Rsd, Rzd): New register constraints.
17937 (T): Use compact_memory_operand_p function.
17938 * config/arc/predicates.md (compact_load_memory_operand): Remove.
17940 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17942 * config/sh/sh.md (*negnegt, *movtt): Remove.
17944 2016-05-02 Marek Polacek <polacek@redhat.com>
17945 Tom de Vries <tom@codesourcery.com>
17947 PR tree-optimization/70700
17948 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
17949 bigger than FIRST_REF_NODE.
17951 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17954 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
17956 (prepare_cbranch_operands): Don't use scratch register. Assume that
17957 function is used when pseudos can be created.
17958 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
17959 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
17960 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
17961 define_expand. Allow it only when pseudos can be created.
17962 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
17964 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
17966 * config/i386/constraints.md (BC): Only allow -1 operands.
17967 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
17968 Add "enabled" attribute. Update XI mode attribute calculation.
17969 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
17970 (*movoi_internal_avx): Update XI mode attribute calculation.
17971 (*movti_internal): Ditto.
17973 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17975 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
17976 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
17978 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17980 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
17981 statement on instruction code. Remove trailing spaces.
17982 (altivec_expand_stv_builtin): Likewise.
17984 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17986 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
17987 (TARGET_FPU_DOUBLE): Simplify.
17988 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
17989 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
17990 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
17991 with 'TARGET_FPU_DOUBLE'.
17992 * config/sh/sh.md: Likewise.
17994 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
17996 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
17997 SH_DIV_STR_FOR_SIZE): Remove.
17998 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
17999 SH_DIV_STR_FOR_SIZE): Remove.
18001 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18003 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
18004 logical_reg_operand): Delete.
18005 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
18006 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
18007 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
18008 match_operand and match_test.
18009 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
18010 variables on their first use. Return bool values.
18011 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
18012 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
18013 arith_reg_operand for input operand. Remove empty constraints.
18015 (*xorsi3_compact): Rename to xorsi3.
18016 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
18017 (*zero_extend<mode>si2_disp_mem): Update comment.
18020 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18022 * config/sh/t-sh: Remove SH5 support.
18023 * config.gcc: Likewise.
18024 * configure: Likewise.
18026 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18028 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
18030 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18032 * config/sh/sh.c (register_sh_passes, sh_option_override,
18033 sh_print_operand, prepare_move_operands,
18034 sh_can_follow_jump): Remove TARGET_SH1 checks.
18035 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
18036 PROMOTE_MODE): Likewise.
18037 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
18040 2016-04-30 Alan Modra <amodra@gmail.com>
18042 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
18043 restoring when fixed_reg_p, but allow out-of-line or stmw save.
18044 Check for user regs later to avoid unnecessary looping over regs.
18045 Merge user reg check with non-saved reg check. Don't force
18046 inline VR restore when static chain used.
18047 (rs6000_frame_related): Omit eh_frame info for user regs when
18049 (fixed_regs_p): Delete.
18051 2016-04-30 Alan Modra <amodra@gmail.com>
18053 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
18054 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
18057 2016-04-30 Alan Modra <amodra@gmail.com>
18060 * config/rs6000/rs6000.c (fixed_reg_p): New function.
18061 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
18064 2016-04-30 Alan Modra <amodra@gmail.com>
18066 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18067 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
18068 flag_pic test for Darwin.
18070 2016-04-30 Alan Modra <amodra@gmail.com>
18072 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
18073 throw_calls_crossed.
18074 (REG_FREQ_CALLS_CROSSED): Delete.
18075 (REG_N_THROWING_CALLS_CROSSED): Delete.
18076 * regstat.c (regstat_bb_compute_ri): Don't calculate
18077 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
18078 (dump_reg_info): Don't print call cross frequency.
18079 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
18080 and REG_N_THROWING_CALLS_CROSSED.
18082 2016-04-30 Alan Modra <amodra@gmail.com>
18084 * regs.h (struct reg_info_t): Delete live_length.
18085 (REG_LIVE_LENGTH): Delete macro.
18086 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
18087 local_live, local_processed and local_live_last_luid params.
18088 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
18090 (regstat_compute_ri): Adjust for above. Don't set
18092 (dump_reg_info): Don't print live length.
18093 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
18094 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
18095 Localize loop_depth var.
18097 2016-04-30 Alan Modra <amodra@gmail.com>
18099 * ira.c (enum valid_equiv): New.
18100 (validate_equiv_mem): Return enum.
18101 (update_equiv_mem): Create replacement in more cases.
18102 (add_store_equivs): Update validate_equiv_mem call.
18104 2016-04-30 Alan Modra <amodra@gmail.com>
18106 * ira.c (combine_and_move_insns): Rather than scanning insns,
18107 use DF infrastucture to find use and def insns.
18109 2016-04-30 Alan Modra <amodra@gmail.com>
18111 ira.c (combine_and_move_insns): Move invariant conditions..
18112 (ira.c): ..to here. Call combine_and_move_insns before
18113 add_store_equivs. Call grow_reg_equivs later. Allocate
18114 req_equiv later using max_reg_num() rather than global max_regno.
18115 (contains_replace_regs): Delete.
18116 (add_store_equivs): Remove contains_replace_regs test.
18118 2016-04-30 Alan Modra <amodra@gmail.com>
18120 * ira.c (struct equiv_mem_data): New.
18121 (equiv_mem, equiv_mem_modified): Delete static vars.
18122 (validate_equiv_mem_from_store): Use "data" param to communicate..
18123 (validate_equiv_mem): ..from here.
18125 2016-04-30 Alan Modra <amodra@gmail.com>
18127 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
18129 (update_reg_equivs): ..here. Move allocation and freeing of
18130 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
18131 end_alias_analysis to..
18134 2016-04-30 Alan Modra <amodra@gmail.com>
18136 * ira.c (pdx_subregs): Delete.
18137 (struct equivalence): Add pdx_subregs field.
18138 (set_paradoxical_subreg): Remove pdx_subregs param. Update
18139 pdx_subregs access.
18140 (update_equiv_regs): Don't create or free pdx_subregs. Update
18141 pdx_subregs access.
18143 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18145 * config/rs6000/altivec.h: Change definitions of vec_xl and
18147 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
18148 (LD_ELEMREV_V2DI): New.
18149 (LD_ELEMREV_V4SF): New.
18150 (LD_ELEMREV_V4SI): New.
18151 (LD_ELEMREV_V8HI): New.
18152 (LD_ELEMREV_V16QI): New.
18153 (ST_ELEMREV_V2DF): New.
18154 (ST_ELEMREV_V2DI): New.
18155 (ST_ELEMREV_V4SF): New.
18156 (ST_ELEMREV_V4SI): New.
18157 (ST_ELEMREV_V8HI): New.
18158 (ST_ELEMREV_V16QI): New.
18161 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18162 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
18163 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
18164 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
18165 (altivec_expand_builtin): Add handling for
18166 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
18167 (rs6000_invalid_builtin): Add error-checking for
18168 RS6000_BTM_P9_VECTOR.
18169 (altivec_init_builtins): Define builtins used to implement vec_xl
18171 (rs6000_builtin_mask_names): Define power9-vector.
18172 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
18173 (RS6000_BTM_P9_VECTOR): Define.
18174 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
18175 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
18176 (vsx_ld_elemrev_v2df): Likewise.
18177 (vsx_ld_elemrev_v4sf): Likewise.
18178 (vsx_ld_elemrev_v4si): Likewise.
18179 (vsx_ld_elemrev_v8hi): Likewise.
18180 (vsx_ld_elemrev_v16qi): Likewise.
18181 (vsx_st_elemrev_v2df): Likewise.
18182 (vsx_st_elemrev_v2di): Likewise.
18183 (vsx_st_elemrev_v4sf): Likewise.
18184 (vsx_st_elemrev_v4si): Likewise.
18185 (vsx_st_elemrev_v8hi): Likewise.
18186 (vsx_st_elemrev_v16qi): Likewise.
18187 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
18190 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
18192 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
18194 (simplify_control_stmt_condition_1): ... here. Recurse into
18195 BIT_AND_EXPRs and BIT_IOR_EXPRs.
18197 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
18200 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
18201 (zero_extendqi<mode>2_dot): Revert earlier conversion from
18202 define_insn_and_split to define_insn.
18203 (zero_extendqi<mode>2_dot2): Same.
18204 (extendqi<mode>2_dot): Same.
18205 (extendqi<mode>2_dot2): Same.
18207 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18209 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
18210 (probe_stack): New expander.
18211 (probe_stack_<mode>): New insn pattern.
18213 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18215 * config/i386/i386.md
18216 (operations with memory inputs setting flags peephole2):
18217 Remove uneeded REG_P checks. Cleanup pattern generation.
18219 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
18221 * tree-vect-loop.c (vect_transform_loop): Fix
18222 nb_iterations_upper_bound computation for vectorized loop.
18224 2016-04-29 Marek Polacek <polacek@redhat.com>
18225 Jakub Jelinek <jakub@redhat.com>
18228 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
18229 TARGET_EXPR_SLOT as a base.
18231 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
18233 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
18234 with 'rCm2' constraints to limit possible immediate size.
18235 (*load_zeroextendqisi_update): Likewise.
18236 (*load_signextendqisi_update): Likewise.
18237 (*loadhi_update): Likewise.
18238 (*load_zeroextendhisi_update): Likewise.
18239 (*load_signextendhisi_update): Likewise.
18240 (*loadsi_update): Likewise.
18241 (*loadsf_update): Likewise.
18243 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18245 * config/i386/predicates.md (constm1_operand): Fix comparison.
18247 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18249 * testsuite/gcc.target/arc/ieee_eq.c: New test.
18251 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
18253 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
18254 remaining SH5 related settings.
18255 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
18256 shmedia_prepare_call_address): Delete.
18257 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
18258 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
18259 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
18260 UNSUPPORTED_SH2A): Remove m5 checks.
18261 (sh_divide_strategy_e): Remove SH5 division strategies.
18262 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
18263 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
18265 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18267 * config/s390/s390.c (s390_rtx_costs): Update documentation.
18269 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18271 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
18272 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
18273 Change lder to ldr.
18274 * config/s390/vector.md ("mov<mode>"): Likewise.
18276 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
18278 * config/s390/constraints.md ("U", "W"): Invoke
18279 s390_mem_constraint with "ZR" and "ZT".
18280 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
18281 addresses when using LRA. Accept also short displacements for S
18282 and T constraints. Do not check for long displacement target for
18283 S and T constraints.
18284 (s390_mem_constraint): Remove handling of U and W constraints.
18285 * config/s390/s390.md (various patterns): Remove the short
18286 displacement constraints (Q and R) if a long displacement
18287 constraint is present. Add longdisp as required CPU capability.
18288 * config/s390/vector.md: Likewise.
18289 * config/s390/vx-builtins.md: Likewise.
18291 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18294 * reload1.c (reload): Call finish_spills before
18295 restarting reload loop. Skip select_reload_regs
18296 if update_eliminables_and_spill returns true.
18298 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18300 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
18301 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
18302 (umulhisi3_imm): Update predicates and constraint letters.
18303 (umulhisi3_reg): Declare instruction as commutative.
18304 * config/arc/constraints.md (J12, J16): New constraints.
18305 * config/arc/predicates.md (short_unsigned_const_operand): New
18307 (arc_short_operand): Likewise.
18308 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
18310 2016-04-29 Richard Biener <rguenther@suse.de>
18312 PR tree-optimization/13962
18313 PR tree-optimization/65686
18314 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
18315 * tree-ssa-alias.c (ptrs_compare_unequal): New function
18316 using PTA to compare pointers.
18317 * match.pd: Add pattern for pointer equality compare simplification
18318 using ptrs_compare_unequal.
18320 2016-04-29 Richard Biener <rguenther@suse.de>
18322 * stor-layout.c (layout_type): Do not build a pointer-to-element
18325 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18327 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
18328 Use SWI mode iterator. Use general_reg_operand predicate.
18329 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
18330 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
18333 2016-04-29 Jakub Jelinek <jakub@redhat.com>
18335 PR middle-end/70843
18336 * fold-const.c (operand_equal_p): Don't verify hash value equality
18338 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
18341 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18344 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
18345 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
18346 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
18347 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
18348 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
18350 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18352 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
18353 to info. Don't initialize separate fields to 0. Clean up
18356 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18358 * config/i386/i386.md (peephole2s for operations with memory inputs):
18359 Use SWI mode iterator.
18360 (peephole2s for operations with memory outputs): Ditto.
18361 Do not check for stack checking probe.
18363 (probe_stack): Remove expander.
18365 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18366 Andrew Burgess <andrew.burgess@embecosm.com>
18368 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
18369 operands as 32-bits.
18371 2016-04-28 Jason Merrill <jason@redhat.com>
18373 * gdbinit.in: Skip line-map.h.
18375 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18376 Andrew Burgess <andrew.burgess@embecosm.com>
18378 * config/arc/arc.c (arc_conditional_register_usage): Take
18379 TARGET_RRQ_CLASS into account.
18380 (arc_print_operand): Support printing 'p' and 's' operands.
18381 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
18383 (TARGET_RRQ_CLASS): Define.
18384 (IS_POWEROF2_OR_0_P): Define.
18385 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
18387 (*tst_movb): New define_insn.
18388 (*tst): Avoid recognition if it could prevent '*tst_movb'
18389 combination; replace c/CnL with c/Chs alternative.
18390 (*tst_bitfield_tst): New define_insn.
18391 (*tst_bitfield_asr): New define_insn.
18392 (*tst_bitfield): New define_insn.
18393 (andsi3_i): Add Rrq variant.
18394 (extzv): New define_expand.
18395 (insv): New define_expand.
18396 (*insv_i): New define_insn.
18397 (*movb): New define_insn.
18398 (*movb_signed): New define_insn.
18399 (*movb_high): New define_insn.
18400 (*movb_high_signed): New define_insn.
18401 (*movb_high_signed + 1): New define_split pattern.
18402 (*mrgb): New define_insn.
18403 (*mrgb + 1): New define_peephole2 pattern.
18404 (*mrgb + 2): New define_peephole2 pattern.
18405 * config/arc/arc.opt (mbitops): New option for nps400, uses
18406 TARGET_NPS_BITOPS_DEFAULT.
18407 * config/arc/constraints.md (q): Make register class conditional.
18408 (Rrq): New register constraint.
18409 (Chs): New constraint.
18410 (Clo): New constraint.
18411 (Chi): New constraint.
18412 (Cbf): New constraint.
18413 (Cbn): New constraint.
18414 (C18): New constraint.
18415 (Cbi): New constraint.
18417 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18419 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18421 (bitmap_intersection_of_preds): Ditto.
18422 (bitmap_union_of_succs): Ditto.
18423 (bitmap_union_of_preds): Ditto.
18424 * sbitmap.c (do_popcount): Delete.
18425 (BITMAP_DEBUGGING): Delete.
18426 (sbitmap_verify_popcount): Delete.
18427 (sbitmap_alloc): Don't initialize the popcount field.
18428 (sbitmap_alloc_with_popcount): Delete.
18429 (sbitmap_resize): Don't resize the popcount array.
18430 (sbitmap_vector_alloc): Don't initialize the popcount field.
18431 (bitmap_copy): Don't copy the popcount array.
18432 (bitmap_clear): Don't clear the popcount array.
18433 (bitmap_clear): Delete the popcount array handling.
18434 (bitmap_ior_and_compl): Delete the popcount assert.
18435 (bitmap_not): Ditto.
18436 (bitmap_and_compl): Ditto.
18437 (bitmap_and): Delete the popcount array handling.
18438 (bitmap_xor): Ditto.
18439 (bitmap_ior): Ditto.
18440 (bitmap_or_and): Delete the popcount assert.
18441 (bitmap_and_or): Ditto.
18442 (popcount_table): Delete.
18443 (sbitmap_elt_popcount): Delete.
18444 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
18445 (bitmap_set_bit): Delete the popcount assert.
18446 (bitmap_clear_bit): Ditto.
18447 (sbitmap_free): Don't free the popcount array.
18448 (sbitmap_alloc_with_popcount): Delete declaration.
18449 (sbitmap_popcount): Ditto.
18451 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18452 Andrew Burgess <andrew.burgess@embecosm.com>
18454 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
18455 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
18456 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
18457 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
18458 * config/arc/arc.opt (mcmem): New option.
18459 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
18460 supply length for r/m alternative.
18461 (*extendqisi2_ac): Likewise.
18462 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
18464 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
18465 (movhi_insn): Likewise.
18466 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
18467 (*zero_extendqihi2_i): Add r/Ucm alternative.
18468 (*zero_extendqisi2_ac): Likewise.
18469 (*zero_extendhisi2_i): Likewise.
18470 * config/arc/constraints.md (Uex): New memory constraint.
18471 (Ucm): New define_constraint.
18472 * config/arc/predicates.md (long_immediate_loadstore_operand):
18473 Return 0 for MEM with cmem_address address.
18474 (cmem_address_0): New predicates.
18475 (cmem_address_1): Likewise.
18476 (cmem_address_2): Likewise.
18477 (cmem_address): Likewise.
18479 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18481 * config/rs6000/rs6000.c (machine_function): Rename
18482 insn_chain_scanned_p to spe_insn_chain_scanned_p.
18483 (rs6000_stack_info): Adjust.
18485 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18486 Andrew Burgess <andrew.burgess@embecosm.com>
18488 * config/arc/constraints.md (Usd): Convert to define_constraint.
18492 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18495 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
18496 Add new peephole2 where the first insn is *mov<mode>_or instead of
18497 *mov<mode>_internal.
18499 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
18501 * tracer.c (bb_seen): Make static.
18503 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
18505 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
18506 support, setup defaults.
18507 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
18508 * config/arc/arc.c (arc_init): Add NPS400 support.
18509 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
18510 (TARGET_ARC700): NPS400 is also an ARC700.
18511 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
18513 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18516 * config/nds32/nds32.md (casesi): Don't access the operands array
18519 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18521 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
18522 (or $-1,reg peephole2): Ditto.
18523 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
18525 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
18527 * doc/extend.texi (Common Function Attributes) [optimize]:
18528 Discourage use of the optimize attribute.
18530 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
18532 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
18533 special case builtin.
18534 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18535 ALTIVEC_BUILTIN_VEC_ADDE.
18536 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18537 support for ALTIVEC_BUILTIN_VEC_ADDE.
18538 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18539 for __builtin_vec_adde.
18541 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18543 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
18544 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
18546 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18549 * doc/sourcebuild.texi (Effective-Target Keywords, Other
18550 attributes): Document cilkplus_runtime.
18552 2016-04-28 Martin Jambor <mjambor@suse.cz>
18554 * tree-cfg.c (verify_expr): Verify that local declarations belong to
18555 this function. Call verify_expr on MEM_REFs and bases of other
18556 handled_components.
18558 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18560 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
18561 for WORD_REGISTER_OPERATIONS to runtime check.
18563 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18565 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
18567 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18569 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
18570 big-endian compilation.
18571 * config/arc/arc.md (addf3): Likewise.
18572 (subdf3): Likewise.
18573 (muldf3): Likewise.
18575 2016-04-28 Richard Biener <rguenther@suse.de>
18577 PR tree-optimization/70840
18578 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
18579 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
18580 Mark x * pow(x,c) -> pow(x,c+1) commutative.
18581 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
18583 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18585 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
18586 and explain why in a comment.
18588 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18590 * config/arc/arc.md (cpu_facility): Add fpx variant.
18591 (subdf3): Prohibit use reverse sub when assist operations option
18593 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
18594 instructions only when FPX is enabled.
18595 * testsuite/gcc.target/arc/trsub.c: New test.
18597 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18599 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
18600 mult_operator when calculating "type" attribute.
18601 (*fop_<mode>_1_i387): Ditto.
18602 (*fop_xf_1_i387): Ditto.
18603 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
18604 Use std::swap to swap operands. Use RTL expressions to generate
18607 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18608 Joern Rennecke <joern.rennecke@embecosm.com>
18610 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
18612 (emit_pic_move): Remove.
18613 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
18614 * config/arc/arc.c (emit_pic_move): Removed.
18615 (TARGET_HAVE_TLS): Define.
18616 (arc_conditional_register_usage): Test for arc_tp_regno.
18617 (arc_print_operand, arc_print_operand_address): Handle TLS
18619 (arc_needs_pcl_p): New function.
18620 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
18621 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
18622 (arc_raw_symbolic_reference_mentioned_p): Likewise.
18623 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
18624 (arc_legitimize_tls_address): Likewise.
18625 (DTPOFF_ZERO_SYM): Define.
18626 (arc_legitimize_pic_address): Make it static, handle TLS cases.
18627 (arc_output_pic_addr_const): Print TLS unspecs.
18628 (prepare_pic_move): New function, replaces emit_pic_move.
18629 (arc_legitimate_constant_p): Handle TLS unspecs.
18630 (arc_legitimate_address_p): Likewise.
18631 (arc_rewrite_small_data_p): Use assert for TLS constants.
18632 (prepare_move_operands): Use prepare_pic_move.
18633 (arc_legitimize_address): Legitimize tls addresses.
18634 (arc_epilogue_uses): Check for arc_tp_regno.
18635 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
18636 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
18638 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
18640 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
18641 %(arc_tls_extra_start_spec).
18642 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
18643 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
18645 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
18646 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
18647 (UNSPEC_TLS_OFF): Add.
18649 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
18650 (get_thread_pointersi): New patterns.
18651 * config/arc/arc.opt (mtp-regno): New option.
18652 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
18653 (move_dest_operand): Likewise.
18654 * configure: Regenerate.
18655 * configure.ac: Add arc*-*-* case to test for tls.
18656 * doc/invoke.texi (ARC options): Document mtp-regno.
18658 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18660 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
18661 the new ARC HS SIMD instructions.
18662 (arc_preferred_simd_mode): New function.
18663 (arc_autovectorize_vector_sizes): Likewise.
18664 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
18665 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
18666 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
18667 (arc_init_builtins): Add new SIMD builtin types.
18668 (arc_split_move): Handle 64 bit vector moves.
18669 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
18670 (TARGET_PLUS_QMACW): Define.
18671 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
18672 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
18673 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
18674 (VSUBADD4H): New builtins.
18675 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
18676 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
18678 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
18679 Matthias Klose <doko@debian.org>
18681 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
18683 2016-04-28 Richard Biener <rguenther@suse.de>
18685 PR middle-end/70777
18686 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
18689 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
18691 * common/config/sh/sh-common.c: Remove SH5 support.
18692 * config/sh/constraints.md: Likewise.
18693 * config/sh/config/sh/elf.h: Likewise.
18694 * config/sh/linux.h: Likewise.
18695 * config/sh/netbsd-elf.h: Likewise.
18696 * config/sh/predicates.md: Likewise.
18697 * config/sh/sh-c.c: Likewise.
18698 * config/sh/sh-protos.h: Likewise.
18699 * config/sh/sh.c: Likewise.
18700 * config/sh/sh.h: Likewise.
18701 * config/sh/sh.md: Likewise.
18702 * config/sh/sh.opt: Likewise.
18703 * config/sh/sync.md: Likewise.
18704 * config/sh/sh64.h: Delete.
18705 * config/sh/shmedia.h: Likewise.
18706 * config/sh/shmedia.md: Likewise.
18707 * config/sh/sshmedia.h: Likewise.
18708 * config/sh/t-netbsd-sh5-64: Likewise.
18709 * config/sh/t-sh64: Likewise.
18710 * config/sh/ushmedia.h: Likewise.
18712 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18714 * config/i386/i386.md (sign_extend to memory peephole2s): Use
18715 general_reg_operand instead of register_operand predicate.
18717 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18719 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
18721 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
18723 * match.pd (A - B > A, A + B < A): New transformations.
18725 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
18727 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
18728 which defaults to true. Emit an outer pair of parentheses only if
18729 EMIT_PARENS. When continuing a chain of && or || (or & or |),
18730 don't emit parentheses for the right-hand operand.
18732 2016-04-27 Jeff Law <law@redhat.com>
18734 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
18736 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18738 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
18739 (altivec_lvx_<mode>_internal): Document.
18740 (altivec_lvx_<mode>_2op): New define_insn.
18741 (altivec_lvx_<mode>_1op): Likewise.
18742 (altivec_lvx_<mode>_2op_si): Likewise.
18743 (altivec_lvx_<mode>_1op_si): Likewise.
18744 (altivec_stvx_<mode>): Remove.
18745 (altivec_stvx_<mode>_internal): Document.
18746 (altivec_stvx_<mode>_2op): New define_insn.
18747 (altivec_stvx_<mode>_1op): Likewise.
18748 (altivec_stvx_<mode>_2op_si): Likewise.
18749 (altivec_stvx_<mode>_1op_si): Likewise.
18750 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18751 Expand vec_ld and vec_st during parsing.
18752 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
18754 (altivec_expand_stvx_be): Likewise.
18755 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
18756 address-masking behavior in RTL.
18757 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
18758 address-masking behavior in RTL.
18759 (altivec_expand_builtin): Change builtin code arguments for calls
18760 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
18761 (insn_is_swappable_p): Avoid incorrect swap optimization in the
18762 presence of lvx/stvx patterns.
18763 (alignment_with_canonical_addr): New function.
18764 (alignment_mask): Likewise.
18765 (find_alignment_op): Likewise.
18766 (recombine_lvx_pattern): Likewise.
18767 (recombine_stvx_pattern): Likewise.
18768 (recombine_lvx_stvx_patterns): Likewise.
18769 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
18770 stvx patterns from expand.
18771 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
18773 (vector_altivec_store_<mode>): Likewise.
18775 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
18777 * config/aarch64/aarch64.md
18778 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
18779 remove the "fp" attributes.
18780 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
18781 add the "simd" attributes.
18782 (*movdf_aarch64): Likewise.
18783 (*movtf_aarch64): Remove the "fp" attributes.
18784 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
18785 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
18787 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18789 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
18790 rtx to rtx_code_label *.
18791 * rtl.h (maybe_set_first_label_num): Likewise.
18793 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18795 * df-core.c (df_add_problem): Make the problem param be const.
18796 (df_remove_problem): Make local "problem" be const.
18797 * df-problems.c (problem_RD): Make const.
18798 (problem_LR): Likewise.
18799 (problem_LIVE): Likewise.
18800 (problem_MIR): Likewise.
18801 (problem_CHAIN): Likewise.
18802 (problem_WORD_LR): Likewise.
18803 (problem_NOTE): Likewise.
18804 (problem_MD): Likewise.
18805 * df-scan.c (problem_SCAN): Likewise.
18806 * df.h (struct df_problem): Make field "dependent_problem" be
18808 (struct dataflow): Likewise for field "problem".
18809 (df_add_problem): Make param const.
18811 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18813 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
18814 inter-unit moves to/from vector registers are enabled. Do not disable
18817 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18819 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
18820 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
18822 (enum df_problem_id): ...this new enum.
18823 (struct df_problem): Convert field "id" from "int" to
18824 enum df_problem_id.
18826 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18828 * rtl.def: Update comment for "things in the instruction chain" to
18829 reflect the removal of the leading "i" field for INSN_UID in
18830 r210360. Fix bogus apostrophe.
18832 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18834 * config/i386/i386.md
18835 (lea arith with mem operand + setcc peephole2): Set operator mode.
18837 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
18840 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
18841 (dimode_scalar_to_vector_candidate_p): This.
18842 (timode_scalar_to_vector_candidate_p): New function.
18843 (scalar_to_vector_candidate_p): Likewise.
18844 (timode_check_non_convertible_regs): Likewise.
18845 (timode_remove_non_convertible_regs): Likewise.
18846 (remove_non_convertible_regs): Likewise.
18847 (remove_non_convertible_regs): Renamed to ...
18848 (dimode_remove_non_convertible_regs): This.
18849 (scalar_chain::~scalar_chain): Make it virtual.
18850 (scalar_chain::compute_convert_gain): Make it pure virtual.
18851 (scalar_chain::mark_dual_mode_def): Likewise.
18852 (scalar_chain::convert_insn): Likewise.
18853 (scalar_chain::convert_registers): Likewise.
18854 (scalar_chain::add_to_queue): Make it protected.
18855 (scalar_chain::emit_conversion_insns): Likewise.
18856 (scalar_chain::replace_with_subreg): Likewise.
18857 (scalar_chain::replace_with_subreg_in_insn): Likewise.
18858 (scalar_chain::convert_op): Likewise.
18859 (scalar_chain::convert_reg): Likewise.
18860 (scalar_chain::make_vector_copies): Likewise.
18861 (scalar_chain::convert_registers): New pure virtual function.
18862 (class dimode_scalar_chain): New class.
18863 (class timode_scalar_chain): Likewise.
18864 (scalar_chain::mark_dual_mode_def): Renamed to ...
18865 (dimode_scalar_chain::mark_dual_mode_def): This.
18866 (timode_scalar_chain::mark_dual_mode_def): New function.
18867 (timode_scalar_chain::convert_insn): Likewise.
18868 (dimode_scalar_chain::convert_registers): Likewise.
18869 (scalar_chain::compute_convert_gain): Renamed to ...
18870 (dimode_scalar_chain::compute_convert_gain): This.
18871 (scalar_chain::replace_with_subreg): Renamed to ...
18872 (dimode_scalar_chain::replace_with_subreg): This.
18873 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
18874 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
18875 (scalar_chain::make_vector_copies): Renamed to ...
18876 (dimode_scalar_chain::make_vector_copies): This.
18877 (scalar_chain::convert_reg): Renamed to ...
18878 (dimode_scalar_chain::convert_reg ): This.
18879 (scalar_chain::convert_op): Renamed to ...
18880 (dimode_scalar_chain::convert_op): This.
18881 (scalar_chain::convert_insn): Renamed to ...
18882 (dimode_scalar_chain::convert_insn): This.
18883 (scalar_chain::convert): Call convert_registers.
18884 (convert_scalars_to_vector): Change to scalar_chain pointer to
18885 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
18886 in 32-bit mode. Delete scalar_chain pointer. Call
18887 free_dominance_info in 64-bit mode.
18888 (pass_stv::gate): Remove TARGET_64BIT check.
18889 (ix86_option_override): Put the 64-bit STV pass before the CSE
18892 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
18894 * dwarf2out.h (struct dw_loc_descr_node): Remove the
18895 dw_loc_frame_offset field.
18896 * dwarf2out.c (new_loc_descr): Likewise.
18897 (resolve_args_picking_1): Turn the VISITED hash set into a
18898 FRAME_OFFSET hash map. Use it to associate a frame offset to
18899 visited nodes. Remove uses of the CHECKING_P macro.
18900 (resolve_args_picking): Update call to resolve_args_picking_1.
18902 2016-04-27 Martin Liska <mliska@suse.cz>
18904 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18905 (free_loop_data): Release vuses of groups.
18907 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18909 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18910 instead of redundant use_id and boolean have_use_for.
18911 (struct iv_use): Change sub_id into group_id. Remove field next.
18912 Move fields: related_cands, n_map_members, cost_map and selected
18914 (struct iv_group): ... here. New structure.
18915 (struct iv_common_cand): Use structure declaration directly.
18916 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
18917 (MAX_CONSIDERED_USES): Rename macro to ...
18918 (MAX_CONSIDERED_GROUPS): ... here.
18919 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
18920 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
18921 (dump_uses): Rename to ...
18922 (dump_groups): ... here. Update all uses.
18923 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
18924 (find_induction_variables): Refactor format of dump information.
18925 (record_sub_use): Delete.
18926 (record_use): Update all uses.
18927 (record_group): New function.
18928 (record_group_use, find_interesting_uses_op): Call above functions.
18930 (find_interesting_uses_cond): Ditto.
18931 (group_compare_offset): New function.
18932 (split_all_small_groups): Rename to ...
18933 (split_small_address_groups_p): ... here. Update all uses.
18934 (split_address_groups): Update all uses.
18935 (find_interesting_uses): Refactor format of dump information.
18936 (add_candidate_1): Update all uses. Remove redundant check on iv,
18938 (add_candidate, record_common_cand): Remove redundant assert.
18939 (add_iv_candidate_for_biv): Update use.
18940 (add_iv_candidate_derived_from_uses): Update all uses.
18941 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
18942 (alloc_use_cost_map): Ditto.
18943 (set_use_iv_cost, get_use_iv_cost): Rename to ...
18944 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
18945 (determine_use_iv_cost_generic): Ditto.
18946 (determine_group_iv_cost_generic): Ditto.
18947 (determine_use_iv_cost_address): Ditto.
18948 (determine_group_iv_cost_address): Ditto.
18949 (determine_use_iv_cost_condition): Ditto.
18950 (determine_group_iv_cost_cond): Ditto.
18951 (determine_use_iv_cost): Ditto.
18952 (determine_group_iv_cost): Ditto.
18953 (set_autoinc_for_original_candidates): Update all uses.
18954 (find_iv_candidates): Update all uses. Refactor dump information.
18955 (determine_use_iv_costs): Ditto.
18956 (determine_iv_costs): Ditto.
18957 (iv_ca_cand_for_use): Rename to ...
18958 (iv_ca_cand_for_group): ... here. Update all uses.
18959 (iv_ca_add_use, iv_ca_add_group): Ditto.
18960 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
18961 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
18962 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
18963 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
18964 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
18965 (create_new_iv, adjust_iv_update_pos): Ditto.
18966 (rewrite_use_address): Delete.
18967 (rewrite_use_address_1): Rename to ...
18968 (rewrite_use_address): ... here.
18969 (rewrite_use_compare): Update all uses.
18970 (rewrite_use): Delete.
18971 (rewrite_uses): Rename to ...
18972 (rewrite_groups): ... here. Update all uses.
18973 (remove_unused_ivs, free_loop_data): Update all uses.
18974 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
18976 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18978 * rtlanal.c (nonzero_bits1): Convert preprocessor check
18979 for WORD_REGISTER_OPERATIONS to runtime check.
18981 2016-04-27 Richard Biener <rguenther@suse.de>
18984 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
18985 aggregate_value_p to determine if a function result is
18986 returned by reference.
18987 (ipa_pta_execute): Functions having their address taken are
18988 not automatically nonlocal.
18990 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18993 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
18994 * fold-const.c (operand_equal_p): If flag_checking and
18995 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
18996 and if it returns non-zero, assert iterative_hash_expr on both
18999 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19001 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
19003 2016-04-27 Nick Clifton <nickc@redhat.com>
19005 PR middle-end/49889
19006 * varasm.c (merge_weak): Generate an error if an attempt is made
19007 to convert a non-weak static function into a weak, public function.
19009 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19011 * params.def (MAX_PARTITION_SIZE): New param.
19012 * doc/invoke.texi: Document lto-max-partition.
19014 2016-04-27 Richard Biener <rguenther@suse.de>
19017 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
19018 function cummulating used_from_other_partition, externally_visible
19019 and force_output from aliases.
19020 (refered_from_nonlocal_var): Likewise.
19021 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
19022 node flags properly.
19024 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19026 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
19027 (-Wmemset-elt-size): New item.
19029 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
19032 * stor-layout.h (internal_reference_types): Delete.
19033 * stor-layout.c (reference_types_internal): Likewise.
19034 (internal_reference_types): Likewise.
19035 (layout_type) <REFERENCE_TYPE>: Adjust.
19037 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19040 * tree.h (inchash::add_expr): Add FLAGS argument.
19041 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
19042 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
19043 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
19044 Formatting fix. Adjust recursive calls. For tcc_comparison,
19045 if swap_tree_comparison (code) is smaller than code, hash that
19046 and arguments in the other order. Hash CONVERT_EXPR the same
19047 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
19048 of ADDR_EXPR of decl as the decl itself. Add or remove
19049 OEP_ADDRESS_OF from recursive flags as needed. For
19050 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
19051 operands commutatively and only the third one normally.
19052 For internal CALL_EXPR hash in CALL_EXPR_IFN.
19054 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
19056 * config/rtems.h (LIB_SPEC): Add -latomic.
19058 2016-04-27 Joel Sherrill <joel@rtems.org>
19060 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
19061 xilink.ld and flags not relevant to RTEMS.
19063 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
19065 * toplev.c (backend_init_target): Avoid calling init_reload when using
19068 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19070 * reorg.c (try_merge_delay_insns): Declare i and j inside the
19071 for loops rather than one for the whole function.
19073 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19075 * match.pd (X + CST CMP X): New transformation.
19077 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19079 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
19080 * fold-const.c (fold_binary_loc): Remove 2 transformations
19081 superseded by match.pd.
19082 * match.pd (x+x -> x*2): Generalize to integers.
19084 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
19086 * config/i386/i386.md (operation on memory peephole): Duplicate an
19087 existing peephole and adapt it to match lea rather than an operation
19090 PR rtl-optimization/57193
19091 * opts.c (default_options_table): Add OPT_frename_registers at -O2
19093 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
19095 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19097 * tree-if-conv.c (any_pred_load_store): New static variable.
19098 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
19099 any_pred_load_store instead of and_mask_load_store.
19100 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
19101 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
19102 (combine_blocks, tree_if_conversion): Ditto.
19104 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19106 PR tree-optimization/70771
19107 PR tree-optimization/70775
19108 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
19109 virtual PHI nodes. Delete parameter.
19110 (if_convertible_loop_p_1): Delete argument to above function.
19111 (predicate_all_scalar_phis): Delete code handling single-argument
19113 (tree_if_conversion): Mark and update virtual SSA.
19115 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19118 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
19119 (x86_elf_aligned_common): Rename to ...
19120 (x86_elf_aligned_decl_common): ... this.
19121 Add decl arg. Switch to .lbss for largecomm object. Use
19122 LARGECOMM_SECTION_ASM_OP.
19123 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
19125 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
19126 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
19128 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
19129 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
19131 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19134 * config/i386/i386.c (SECTION_LARGE): Define.
19135 (x86_64_elf_select_section): Set it for large data/bss sections.
19136 Only clear SECTION_WRITE for .lrodata.
19137 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
19139 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
19140 * varasm.c (default_elf_asm_named_section): Grow flagchars.
19141 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
19143 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
19144 * doc/tm.texi: Regenerate.
19146 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19149 * configure.ac (--enable-checking): Document extra flag, for
19150 non-release builds default to --enable-checking=yes,extra.
19151 If misc checking and extra checking, define CHECKING_P to 2 instead
19153 * common.opt (fchecking=): Add.
19154 * doc/invoke.texi (-fchecking=): Document.
19155 * doc/install.texi: Document --enable-checking changes.
19156 * configure: Regenerated.
19157 * config.in: Regenerated.
19159 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19161 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
19162 attribute instead of which_alternative.
19163 * config/i386/sse.md (*mov<mode>_internal): Ditto.
19164 Use EXT_REX_SSE_REG_P where appropriate.
19166 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19168 * config/i386/predicates.md (const0_operand): Do not match
19169 const_wide_int code.
19170 (const1_operand): Ditto.
19172 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19174 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
19175 for SSE constm1 operands and TARGET_AVX512VL.
19176 (*movti_internal): Ditto.
19177 (*mov<mode>_or): Use constm1_operand predicate.
19178 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
19179 for SSE vector_all_ones operands and TARGET_AVX512VL.
19180 * config/i386/predicates.md (constm1_operand): New predicate.
19181 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
19182 emission of constant -1 load.
19184 2016-04-25 Jason Merrill <jason@redhat.com>
19186 * gdbinit.in: Skip is-a.h.
19188 * attribs.c (register_scoped_attributes): Fix logic.
19189 * attribs.h: Declare register_scoped_attributes.
19191 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19193 * config/rs6000/rs6000-builtin.def: Correct pasto error for
19194 stxvd2x and stxvw4x built-in functions.
19196 2016-04-25 DJ Delorie <dj@redhat.com>
19198 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
19199 (ashrhi3): Likewise.
19200 (lshrhi3): Likewise.
19202 2016-04-25 Richard Biener <rguenther@suse.de>
19204 PR tree-optimization/70780
19205 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
19206 wasn't visited yet.
19207 (compute_antic): Mark blocks with abnormal preds as visited as
19208 they have a final empty antic-in solution already.
19210 2016-04-25 Michael Collison <michael.collison@linaro.org>
19212 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
19214 2016-04-25 Michael Collison <michael.collison@linaro.org>
19216 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
19217 mode is VQI to improve mixed mode vectorization.
19218 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
19219 define_insn to match low half of signed vaddw.
19220 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
19221 define_insn to match high half of signed vaddw.
19222 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
19223 define_insn to match low half of unsigned vaddw.
19224 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
19225 define_insn to match high half of unsigned vaddw.
19226 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
19227 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19228 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
19230 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19231 * config/arm/predicates.md (vect_par_constant_high): Support
19232 big endian and simplify by calling
19233 arm_simd_check_vect_par_cnst_half
19234 (vect_par_constant_low): Likewise.
19236 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19238 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
19239 predicate for operand 2.
19241 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
19242 H.J. Lu <hongjiu.lu@intel.com>
19244 * config/i386/i386-protos.h (standard_sse_constant_p): Add
19245 machine_mode argument.
19246 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
19247 constm1_rtx operands. For VOIDmode constants, get mode from
19248 pred_mode. Check mode size if the mode is supported by ABI.
19249 (standard_sse_constant_opcode): Do not use standard_constant_p.
19250 Strictly check ABI support for all-ones operands.
19251 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
19252 immediates. Update calls to standard_sse_constant_p.
19253 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
19254 (ix86_rtx_costs): Ditto.
19255 * config/i386/i386.md (*movxi_internal_avx512f): Use
19256 nonimmediate_or_sse_const_operand instead of vector_move_operand.
19257 Use (v,BC) alternative instead of (v,C). Use register_operand
19258 checks instead of MEM_P.
19259 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
19260 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
19261 isa attribute. Use register_operand checks instead of MEM_P.
19262 (*movti_internal): Use nonimmediate_or_sse_const_operand for
19263 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
19264 alternative and corresponding sse2 isa attribute.
19265 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
19266 to standard_sse_constant_p.
19267 (FP constant splitters): Ditto.
19268 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
19270 * config/i386/predicates.md (constm1_operand): Remove.
19271 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
19272 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
19273 vector_all_ones_operand instead of constm1_operand.
19275 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19277 * print-rtl.c (print_rtx_insn_vec): New function.
19278 * print-rtl.h: New prototype.
19279 * store-motion.c (struct st_expr): Make avail_stores a vector.
19280 (st_expr_entry): Adjust.
19281 (free_st_expr_entry): Likewise.
19282 (print_store_motion_mems): Likewise.
19283 (find_moveable_store): Likewise.
19284 (compute_store_table): Likewise.
19285 (delete_store): Likewise.
19286 (build_store_vectors): Likewise.
19288 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19290 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
19292 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19294 * vec.h (vec_safe_contains): New function.
19295 (vec::contains): Likewise.
19296 (vec::begin): Likewise.
19297 (vec::end): Likewise.
19299 2016-04-23 Jakub Jelinek <jakub@redhat.com>
19302 * cfgexpand.c (expand_stack_vars): Fix typo.
19304 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19306 * system.h (list, map, set, vector): Include conditionally.
19307 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
19308 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
19309 * ipa-icf.c (INCLUDE_LIST): Define.
19310 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
19311 * config/sh/sh.c (INCLUDE_VECTOR): Define.
19312 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
19313 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
19314 * cp/logic.cc (INCLUDE_LIST): Define.
19315 * fortran/trans-common.c (INCLUDE_MAP): Define.
19317 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19319 * auto-profile.c: Remove <string.h> include.
19320 * ipa-icf-gimple.c: Remove <list> include.
19321 * diagnostic.c: Remove <new> include.
19322 * genmatch.c: Likewise.
19323 * pretty-print.c: Likewise.
19324 * toplev.c: Likewise
19325 * c/c-objc-common.c: Likewise.
19326 * cp/error.c: Likewise.
19327 * fortran/error.c: Likewise.
19329 2016-04-22 Richard Biener <rguenther@suse.de>
19331 * lto-streamer-in.c (input_ssa_names): Do not allocate
19332 GIMPLE_NOP for all SSA names.
19333 * lto-streamer-out.c (output_ssa_names): Do not output
19334 SSA names that should have been released.
19336 2016-04-22 Richard Biener <rguenther@suse.de>
19338 PR tree-optimization/70740
19339 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
19342 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
19345 * config/i386/predicates.md (call_insn_operand): Replace
19346 sibcall_memory_operand with memory_operand.
19348 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
19350 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
19351 has_single_use() tests.
19352 (register_edge_assert_for_1): Likewise.
19353 (find_assert_locations_1): Check the liveness bitmap instead of
19354 checking has_single_use().
19356 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
19359 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
19360 Extract AVX-512BW constraint from AVX.
19362 2016-04-21 Richard Biener <rguenther@suse.de>
19364 PR tree-optimization/70725
19365 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
19366 for phi_convertible_by_degenerating_args.
19367 (predicate_all_scalar_phis): Handle single-argument PHIs.
19369 2016-04-21 Richard Biener <rguenther@suse.de>
19371 PR middle-end/70747
19372 * fold-const.c (fold_comparison): Return properly typed
19375 2016-04-21 Bin Cheng <bin.cheng@arm.com>
19377 PR tree-optimization/70715
19378 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
19379 after expanding BASE using expand_simple_operations.
19381 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19383 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
19384 New transformations.
19386 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19388 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19390 2016-04-20 Jan Hubicka <jh@suse.cz>
19392 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19393 ultiimate_alias_target.
19394 (update_callee_keys): Likewise.
19395 (lookup_recursive_calls): Likewise.
19396 (speculation_useful_p): Likewise.
19398 2016-04-20 Jan Hubicka <jh@suse.cz>
19401 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19402 (set_nothrow_flag_1): ... this; handle interposition correctly;
19403 recurse on aliases and thunks.
19404 (cgraph_node::set_nothrow_flag): New.
19405 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19406 functions compiled with non-call exceptions that binds to current
19408 (propagate_nothrow): Be safe WRT interposition.
19409 * cgraph.h (set_nothrow_flag): Update prototype.
19411 2016-04-18 Jan Hubicka <jh@suse.cz>
19413 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19414 max_loop_iterations_int.
19415 (tree_unswitch_outer_loop): Likewise.
19417 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19419 PR tree-optimization/69489
19420 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19421 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
19422 Revise dump message.
19423 (if_convertible_bb_p): Remove check on edge count of basic block's
19426 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19428 PR tree-optimization/56625
19429 PR tree-optimization/69489
19430 * tree-data-ref.h (DR_INNERMOST): New macro.
19431 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
19432 hashing struct innermost_loop_behavior.
19433 (ref_DR_map): Remove.
19434 (innermost_DR_map): New map.
19435 (baseref_DR_map): Revise comment.
19436 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
19437 to innermost_DR_map accroding to its innermost loop behavior.
19438 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
19439 to its innermost loop behavior.
19440 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
19441 Add initialization for innermost_DR_map. Record memory reference
19442 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
19443 have innermost loop behavior.
19444 (if_convertible_loop_p): Remove release for ref_DR_map. Release
19447 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
19449 * config/i386/i386.md (*lea<mode>_general_1): Rename from
19450 *lea_general_1. Use explicit SWI12 mode interator.
19451 (*lea<mode>_general_2): Rename from *lea_general_2.
19452 Use explicit SWI12 mode interator.
19453 (*lea<mode>_general_3): Rename from *lea_general_3.
19454 Use explicit SWI12 mode interator.
19455 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
19456 Use explicit SWI12 mode interator.
19457 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
19458 Use explicit SWI48 mode interator.
19460 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19462 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19463 Short-cut unaligned load and store cases. Handle all integer
19465 (ix86_expand_vector_move_misalign): Short-cut unaligned load
19466 and store cases. Call ix86_avx256_split_vector_move_misalign
19467 directly without checking mode class.
19469 2016-04-20 Andrew Pinski <apinski@cavium.com>
19470 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19473 * config/aarch64/aarch64.md (sibcall): Force call
19474 address to be DImode for ILP32.
19475 (sibcall_value): Likewise.
19477 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19479 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
19481 2016-04-20 Richard Biener <rguenther@suse.de>
19483 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
19484 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
19485 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
19486 (maybe_push_res_to_seq): Adjust.
19487 * gimple-fold.c (maybe_build_generic_op): Likewise.
19489 2016-04-20 Marek Polacek <polacek@redhat.com>
19491 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
19494 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
19496 * config/i386/sse.md (vec_unpacks_lo_hi): Always
19497 use kmovw to support AVX512F target.
19499 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19501 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
19503 2016-04-20 Marek Polacek <polacek@redhat.com>
19505 PR tree-optimization/70725
19506 * tree-if-conv.c (is_false_predicate): New function.
19507 (predicate_mem_writes): Use it.
19509 2016-04-20 Richard Biener <rguenther@suse.de>
19511 PR tree-optimization/70726
19512 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
19513 shift amounts from a pattern stmt operand.
19515 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19518 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
19519 stack_restore_from_fpr pattern when restoring r15.
19520 (s390_optimize_prologue): Strip away the memory barrier in the
19521 parallel when trying to get rid of restore insns.
19522 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
19523 definition for loading the stack pointer from an FPR. Compared to
19524 the normal move insn this pattern includes a full memory barrier.
19526 2016-04-19 Jakub Jelinek <jakub@redhat.com>
19528 PR middle-end/70680
19529 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
19530 implicitly linear or lastprivate iterator on the outer context.
19532 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19534 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
19536 * config/i386/i386.md (ssememalign): Removed.
19537 * config/i386/sse.md: Remove ssememalign attribute from patterns.
19539 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19542 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
19543 const short * to __builtin_ia32_loaddquhi512_mask.
19544 (_mm512_maskz_loadu_epi16): Likewise.
19545 (_mm512_mask_storeu_epi16): Pass short * to
19546 __builtin_ia32_storedquhi512_mask.
19547 (_mm512_mask_loadu_epi8): Pass const char * to
19548 __builtin_ia32_loaddquqi512_mask.
19549 (_mm512_maskz_loadu_epi8): Likewise.
19550 (_mm512_mask_storeu_epi8): Pass char * to
19551 __builtin_ia32_storedquqi512_mask.
19552 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
19553 const double * to __builtin_ia32_loadupd512_mask.
19554 (_mm512_mask_loadu_pd): Likewise.
19555 (_mm512_maskz_loadu_pd): Likewise.
19556 (_mm512_storeu_pd): Pass double * to
19557 __builtin_ia32_storeupd512_mask.
19558 (_mm512_mask_storeu_pd): Likewise.
19559 (_mm512_loadu_ps): Pass const float * to
19560 __builtin_ia32_loadups512_mask.
19561 (_mm512_mask_loadu_ps): Likewise.
19562 (_mm512_maskz_loadu_ps): Likewise.
19563 (_mm512_storeu_ps): Pass float * to
19564 __builtin_ia32_storeups512_mask.
19565 (_mm512_mask_storeu_ps): Likewise.
19566 (_mm512_mask_loadu_epi64): Pass const long long * to
19567 __builtin_ia32_loaddqudi512_mask.
19568 (_mm512_maskz_loadu_epi64): Likewise.
19569 (_mm512_mask_storeu_epi64): Pass long long *
19570 to __builtin_ia32_storedqudi512_mask.
19571 (_mm512_loadu_si512): Pass const int * to
19572 __builtin_ia32_loaddqusi512_mask.
19573 (_mm512_mask_loadu_epi32): Likewise.
19574 (_mm512_maskz_loadu_epi32): Likewise.
19575 (_mm512_storeu_si512): Pass int * to
19576 __builtin_ia32_storedqusi512_mask.
19577 (_mm512_mask_storeu_epi32): Likewise.
19578 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
19579 char * to __builtin_ia32_storedquqi256_mask.
19580 (_mm_mask_storeu_epi8): Likewise.
19581 (_mm256_mask_loadu_epi16): Pass const short * to
19582 __builtin_ia32_loaddquhi256_mask.
19583 (_mm256_maskz_loadu_epi16): Likewise.
19584 (_mm_mask_loadu_epi16): Pass const short * to
19585 __builtin_ia32_loaddquhi128_mask.
19586 (_mm_maskz_loadu_epi16): Likewise.
19587 (_mm256_mask_loadu_epi8): Pass const char * to
19588 __builtin_ia32_loaddquqi256_mask.
19589 (_mm256_maskz_loadu_epi8): Likewise.
19590 (_mm_mask_loadu_epi8): Pass const char * to
19591 __builtin_ia32_loaddquqi128_mask.
19592 (_mm_maskz_loadu_epi8): Likewise.
19593 (_mm256_mask_storeu_epi16): Pass short * to.
19594 __builtin_ia32_storedquhi256_mask.
19595 (_mm_mask_storeu_epi16): Pass short * to.
19596 __builtin_ia32_storedquhi128_mask.
19597 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
19598 const double * to __builtin_ia32_loadupd256_mask.
19599 (_mm256_maskz_loadu_pd): Likewise.
19600 (_mm_mask_loadu_pd): Pass onst double * to
19601 __builtin_ia32_loadupd128_mask.
19602 (_mm_maskz_loadu_pd): Likewise.
19603 (_mm256_mask_storeu_pd): Pass double * to
19604 __builtin_ia32_storeupd256_mask.
19605 (_mm_mask_storeu_pd): Pass double * to
19606 __builtin_ia32_storeupd128_mask.
19607 (_mm256_mask_loadu_ps): Pass const float * to
19608 __builtin_ia32_loadups256_mask.
19609 (_mm256_maskz_loadu_ps): Likewise.
19610 (_mm_mask_loadu_ps): Pass const float * to
19611 __builtin_ia32_loadups128_mask.
19612 (_mm_maskz_loadu_ps): Likewise.
19613 (_mm256_mask_storeu_ps): Pass float * to
19614 __builtin_ia32_storeups256_mask.
19615 (_mm_mask_storeu_ps): ass float * to
19616 __builtin_ia32_storeups128_mask.
19617 (_mm256_mask_loadu_epi64): Pass const long long * to
19618 __builtin_ia32_loaddqudi256_mask.
19619 (_mm256_maskz_loadu_epi64): Likewise.
19620 (_mm_mask_loadu_epi64): Pass const long long * to
19621 __builtin_ia32_loaddqudi128_mask.
19622 (_mm_maskz_loadu_epi64): Likewise.
19623 (_mm256_mask_storeu_epi64): Pass long long * to
19624 __builtin_ia32_storedqudi256_mask.
19625 (_mm_mask_storeu_epi64): Pass long long * to
19626 __builtin_ia32_storedqudi128_mask.
19627 (_mm256_mask_loadu_epi32): Pass const int * to
19628 __builtin_ia32_loaddqusi256_mask.
19629 (_mm256_maskz_loadu_epi32): Likewise.
19630 (_mm_mask_loadu_epi32): Pass const int * to
19631 __builtin_ia32_loaddqusi128_mask.
19632 (_mm_maskz_loadu_epi32): Likewise.
19633 (_mm256_mask_storeu_epi32): Pass int * to
19634 __builtin_ia32_storedqusi256_mask.
19635 (_mm_mask_storeu_epi32): Pass int * to
19636 __builtin_ia32_storedqusi128_mask.
19637 * config/i386/i386-builtin-types.def (PCSHORT): New.
19638 (PINT64): Likewise.
19639 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
19640 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
19641 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
19642 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
19643 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
19644 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
19645 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
19646 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
19647 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
19648 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
19649 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
19650 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
19651 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
19652 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
19653 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
19654 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
19655 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
19656 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
19657 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
19658 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
19659 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
19660 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
19661 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
19662 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
19663 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
19664 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
19665 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
19666 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
19667 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
19668 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
19669 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
19670 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
19671 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
19672 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
19673 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
19674 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
19675 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
19676 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
19677 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
19678 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
19679 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
19680 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
19681 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
19682 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
19683 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
19684 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
19685 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
19686 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
19687 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
19689 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
19690 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
19692 (ix86_expand_vector_move_misalign): Likewise.
19693 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
19694 to scalar function prototype for unaligned load/store builtins.
19695 (ix86_expand_special_args_builtin): Updated.
19696 * config/i386/sse.md (UNSPEC_LOADU): Removed.
19697 (UNSPEC_STOREU): Likewise.
19698 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
19699 (VI_ULOADSTORE_F_AVX512VL): Likewise.
19700 (ssescalarsize): Handle V4TI, V2TI and V1TI.
19701 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19702 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19703 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
19704 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
19705 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
19706 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
19707 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
19708 (<avx512>_storedqu<mode>_mask): Likewise.
19709 (*sse4_2_pcmpestr_unaligned): Likewise.
19710 (*sse4_2_pcmpistr_unaligned): Likewise.
19711 (*mov<mode>_internal): Renamed to ...
19712 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
19713 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
19714 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
19715 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
19717 2016-04-19 Richard Biener <rguenther@suse.de>
19719 PR tree-optimization/70171
19720 * tree-ssa-phiprop.c: Include stor-layout.h.
19721 (phiprop_insert_phi): Handle the aggregate copy case.
19722 (propagate_with_phi): Likewise.
19724 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
19726 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
19727 instead of simplify_gen_subreg (... , 0).
19728 (ix86_delegitimize_address): Ditto.
19729 (ix86_split_divmod): Ditto.
19730 (ix86_split_copysign_const): Ditto.
19731 (ix86_split_copysign_var): Ditto.
19732 (ix86_expand_args_builtin): Ditto.
19733 (ix86_expand_round_builtin): Ditto.
19734 (ix86_expand_special_args_builtin): Ditto.
19735 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
19736 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
19737 (udivmodqi4): Ditto.
19738 (absneg splitters): Ditto.
19739 (*jcc_bt<mode>_1): Ditto.
19741 2016-04-19 Richard Biener <rguenther@suse.de>
19743 PR tree-optimization/70724
19744 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
19745 restoring out from ...
19746 (free_scc_vn): ... here.
19747 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
19748 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
19750 (pass_fre::execute): Restore SSA info.
19752 2016-04-19 Richard Biener <rguenther@suse.de>
19754 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
19755 * gimple-walk.c (walk_gimple_op): Initialize it.
19756 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
19757 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
19758 remapping SSA names of defs.
19759 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
19762 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
19764 PR middle-end/70689
19765 * lra-constraints.c (equiv_substition_p): New.
19766 (process_alt_operands): Use it.
19767 (swap_operands): Swap it.
19768 (curr_insn_transform): Update it.
19770 2016-04-18 Michael Matz <matz@suse.de>
19772 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
19773 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
19774 * tree-core.h (tree_type_common.align): Use bit-field.
19775 (tree_type_common.spare): New.
19776 (tree_decl_common.off_align): Make smaller.
19777 (tree_decl_common.align): Use bit-field.
19779 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
19780 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
19781 (scan_sharing_clauses): Ditto.
19782 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19783 (omp_finish_file): Ditto.
19784 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
19785 (layout_decl): Ditto.
19786 (relayout_decl): Ditto.
19787 (finalize_record_size): Use SET_TYPE_ALIGN.
19788 (finalize_type_size): Ditto.
19789 (finish_builtin_struct): Ditto.
19790 (layout_type): Ditto.
19791 (initialize_sizetypes): Ditto.
19792 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
19793 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
19794 (lookup_field_for_decl): Use SET_DECL_ALIGN.
19795 (get_chain_field): Ditto.
19796 (get_trampoline_type): Ditto.
19797 (get_nl_goto_field): Ditto.
19798 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
19800 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
19801 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
19802 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19803 (build_qualified_type): Use SET_TYPE_ALIGN.
19804 (build_aligned_type, build_range_type_1): Ditto.
19805 (build_atomic_base): Ditto.
19806 (build_common_tree_nodes): Ditto.
19807 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
19808 (expand_one_stack_var_at): Ditto.
19809 * coverage.c (build_var): Use SET_DECL_ALIGN.
19810 * except.c (init_eh): Ditto.
19811 * function.c (assign_parm_setup_block): Ditto.
19812 * symtab.c (increase_alignment_1): Ditto.
19813 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
19814 * tree-vect-stmts.c (ensure_base_align): Ditto.
19815 * varasm.c (align_variable): Ditto.
19816 (assemble_variable): Ditto.
19817 (build_constant_desc): Ditto.
19818 (output_constant_def_contents): Ditto.
19820 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
19821 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
19822 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
19823 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
19824 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
19826 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
19829 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
19830 replace %vmovsd with "%vmovq".
19831 (vec_concatv2df): Likewise.
19833 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
19835 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
19836 (*vec_extractv2si_0): Ditto.
19837 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
19838 (zero_extended_scalar_load_operand splitters): Ditto.
19839 (vec_extract splitters): Ditto.
19840 (*vec_extractv4si_0_zext): Ditto.
19841 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
19842 and lowpart_subreg.
19843 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
19844 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
19845 (*sse4_1_extractps): Use lowpart_subreg.
19846 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
19848 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19850 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
19852 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
19853 Mention Solaris 11 packaging changes.
19854 Update gas and gld requirements.
19855 Remove reference to pre-Solaris 10 bug.
19856 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
19858 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
19861 2016-04-17 Jan Hubicka <jh@suse.cz>
19863 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
19864 max_loop_iterations_int.
19866 2016-04-18 Richard Biener <rguenther@suse.de>
19868 PR tree-optimization/43434
19869 * tree-ssa-structalias.c (struct vls_data): New.
19870 (visit_loadstore): Handle all pointer-based accesses.
19871 (compute_dependence_clique): Compute a bitmap of restrict tags
19872 assigned bases and pass it to visit_loadstore.
19874 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
19877 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
19878 armv8.1-a and armv8.1-a+crc.
19880 2016-04-18 Richard Biener <rguenther@suse.de>
19882 PR tree-optimization/70701
19883 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
19884 references after translating through a memcpy.
19886 2016-04-18 Richard Biener <rguenther@suse.de>
19888 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
19889 (compute_antic): ... here. For partial antic use regular
19890 postorder and scrap iteration.
19891 (compute_partial_antic_aux): Remove unused return value.
19892 (init_pre): Do not allocate postorder.
19893 (fini_pre): Do not free postorder.
19895 2016-04-18 Richard Biener <rguenther@suse.de>
19897 PR middle-end/37870
19898 * expmed.c (extract_bit_field_1): Remove broken case
19899 using a wider MODE_INT mode.
19901 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19903 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19904 unless compiling with at least GCC-4.8.
19906 2016-04-17 Jan Hubicka <jh@suse.cz>
19909 * graphite.c (graphite_finalize): Update call to
19910 tree_estimate_probability.
19911 * predict.h (tree_estimate_probability): Update prototype.
19913 2016-04-17 Jan Hubicka <jh@suse.cz>
19915 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
19916 (tree_estimate_probability): Likewise.
19917 (pass_profile::execute): Update.
19918 (report_predictor_hitrates): New function.
19919 * profile.c (compute_branch_probabilities): Use it.
19920 * predict.h (report_predictor_hitrates): Declare.
19922 2016-04-17 Jan Hubicka <jh@suse.cz>
19925 * cgraph.h (cgraph_node::set_const_flag,
19926 cgraph_node::set_pure_flag): Update prototype to return bool;
19928 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
19929 of interposable symbol are interposable, too.
19930 (cgraph_set_const_flag_1): Rename to ...
19931 (set_const_flag_1): ... this one; change to self recursive function
19932 instead of call_for_symbol_thunks_and_aliases. Handle correctly
19933 clearnig the flag in all variants and also virtual thunks of const
19934 functions are pure; track if any change was done.
19935 (cgraph_node::set_const_flag): Update.
19936 (struct set_pure_flag_info): New struct.
19937 (cgraph_set_pure_flag_1): Rename to ...
19938 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
19939 rather than pointer encoded flags; track if any changes was done;
19940 handle correctly clearning flag and setting flag of aliases already
19942 (cgraph_node::set_pure_flag): Update.
19943 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
19945 2016-04-17 Tom de Vries <tom@codesourcery.com>
19948 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
19949 backslash in label.
19951 2016-04-17 Tom de Vries <tom@codesourcery.com>
19953 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
19954 '{}<> ' as escape-for-record.
19956 2016-04-17 Tom de Vries <tom@codesourcery.com>
19958 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
19961 2016-04-17 Tom de Vries <tom@codesourcery.com>
19964 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
19965 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
19966 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
19967 * passes.c (finish_optimization_passes): Only call
19968 finish_graph_dump_file if dfi->graph_dump_initialized.
19969 (execute_function_dump, pass_init_dump_file): Use
19970 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
19972 2016-04-17 Tom de Vries <tom@codesourcery.com>
19974 PR tree-optimization/70256
19975 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
19976 (debug_varmap): New function.
19978 2016-04-17 Tom de Vries <tom@codesourcery.com>
19981 * passes.c (pass_manager::register_pass): Propagate pflags.
19983 2016-04-17 Tom de Vries <tom@codesourcery.com>
19986 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
19987 * passes.c (pass_manager::pass_manager): Declare and init p_start in
19988 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
19989 check if it's equal to p_start.
19990 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
19992 2016-04-15 Jan Hubicka <jh@suse.cz>
19995 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
19996 function does not bind to current def.
19997 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
19998 handle conservatively calls to functions that does not need to bind
20000 (check_call): Update call of worse_state.
20001 (ignore_edge_for_nothrow): Update.
20002 (ignore_edge_for_pure_const): Likewise.
20003 (propagate_pure_const): Update calls to worse_state.
20004 (skip_function_for_local_pure_const): Reformat comments.
20006 2016-04-15 Jan Hubicka <jh@suse.cz>
20009 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
20010 (cgraph_node::function_symbol): Likewise.
20011 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20012 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
20013 (symtab_node::ultimate_alias_target): Add REF parameter.
20014 (symtab_node::binds_to_current_def_p): Declare.
20015 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
20016 (cgraph_node::function_symbol): Likewise.
20017 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20018 (cgraph_node::get_availability): Likewise.
20019 (cgraph_edge::binds_to_current_def_p): New inline function.
20020 (varpool_node::get_availability): Add REF parameter.
20021 (varpool_node::ultimate_alias_target): Likewise.
20022 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
20023 (symtab_node::binds_to_current_def_p): Likewise.
20024 * varpool.c (varpool_node::get_availability): Likewise.
20026 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20029 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
20030 Fix mode size check.
20032 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20034 * BASE-VER: Set to 7.0.0.
20036 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
20038 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
20040 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20042 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
20043 architecture revisions.
20045 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
20047 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
20048 * config/i386/i386.c (ix86_using_red_zone): No longer static.
20049 * config/i386/i386.md (stack decrement to push peepholes): Guard
20050 with !x86_using_red_zone ().
20052 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20055 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
20056 to dump_generic_node.
20057 (NIY): Pass also flags to do_niy.
20059 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
20061 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
20062 (simd_clone_vector_of_formal_parm_types)
20063 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
20064 (simd_clone_mangle, simd_clone_create)
20065 (simd_clone_adjust_return_type, create_tmp_simd_array)
20066 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
20067 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
20068 (ipa_simd_modify_function_body, simd_clone_linear_addend)
20069 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
20070 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
20071 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
20072 * omp-simd-clone.c: ... this new file.
20073 (simd_clone_vector_of_formal_parm_types): Make it static.
20074 * Makefile.in (OBJS): Add omp-simd-clone.o.
20076 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20079 * config/i386/sse.md: Use proper memory operand modifiers.
20082 2016-04-15 Richard Biener <rguenther@suse.de>
20083 Alan Modra <amodra@gmail.com>
20085 PR tree-optimization/70130
20086 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
20087 when alignment stays not the same and no not use the realign
20090 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20093 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20094 direct move handlers for KFmode. Change TFmode handlers test from
20095 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
20097 2016-04-14 Jakub Jelinek <jakub@redhat.com>
20100 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
20101 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
20102 (inlined_polymorphic_ctor_dtor_block_p): Use it.
20103 * tree-ssa-live.c (remove_unused_scope_block_p): When
20104 in_ctor_dtor_block, avoid discarding not just BLOCKs with
20105 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
20106 block_ultimate_origin is FUNCTION_DECL.
20107 (remove_unused_locals): If current_function_decl is
20108 polymorphic_ctor_dtor_p, pass initial true to
20109 remove_unused_scope_block_p' is_ctor_dtor_block.
20111 2016-04-14 Martin Sebor <msebor@redhat.com>
20116 * doc/extend.texi (Variable Length): Revert.
20118 2016-04-14 Marek Polacek <polacek@redhat.com>
20119 Jan Hubicka <hubicka@ucw.cz>
20122 * tree.c (verify_type): Disable the canonical type of main variant
20125 2016-04-14 Jason Merrill <jason@redhat.com>
20127 * cfgexpand.c, expr.c: Revert previous change.
20129 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
20131 PR middle-end/70643
20132 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
20133 when building a mem ref for the incoming reduction variable.
20135 2016-04-14 Richard Biener <rguenther@suse.de>
20137 PR tree-optimization/70614
20138 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
20139 loop if the evolution dropped to chrec_dont_know.
20140 (interpret_condition_phi): Likewise.
20142 2016-04-14 Richard Biener <rguenther@suse.de>
20144 PR tree-optimization/70623
20145 * tree-ssa-pre.c (changed_blocks): Make global ...
20146 (compute_antic): ... local here. Move and fix worklist
20147 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
20148 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
20149 worklist handling, dump when ANTIC_IN changed.
20150 (compute_partial_antic_aux): Remove worklist handling.
20151 (init_pre): Do not compute post dominators. Add a comment about
20152 the CFG order chosen.
20153 (fini_pre): Do not free post dominators.
20155 2016-04-13 Martin Sebor <msebor@redhat.com>
20160 * doc/extend.texi (Variable Length): Document C++ specifics.
20162 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20165 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
20166 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
20167 eh edges have been purged.
20170 * tree-sra.c (create_access_replacement,
20171 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
20173 * tree-pretty-print.c (dump_fancy_name): New function.
20174 (dump_decl_name, dump_generic_node): Use it.
20176 2016-04-13 Jason Merrill <jason@redhat.com>
20178 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
20179 * expr.c (expand_expr_real_1): Likewise.
20181 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
20183 * config/i386/i386.md (kunpckhi): Swap operands.
20184 (kunpcksi): Likewise.
20185 (kunpckdi): Likewise.
20186 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
20187 (vec_pack_trunc_<mode>): Likewise.
20189 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20192 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
20194 PR middle-end/70633
20195 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
20196 gimplification turns some element into non-constant.
20199 * rtl.h (convert_memory_address_addr_space_1): New prototype.
20200 * explow.c (convert_memory_address_addr_space_1): No longer static,
20201 add NO_EMIT argument and don't call convert_modes if true, pass
20202 it down recursively, remove break after return.
20203 (convert_memory_address_addr_space): Adjust caller.
20204 * simplify-rtx.c (simplify_unary_operation_1): Call
20205 convert_memory_address_addr_space_1 instead of convert_memory_address,
20206 if it returns NULL, don't simplify.
20208 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
20211 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
20213 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20215 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20216 Bump the upper SIMDLEN limits, so that if the return type or
20217 characteristic type if the return type is void can be passed in
20218 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
20221 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20224 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
20225 Do not use "=" constraint on an input constraint.
20226 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
20227 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
20228 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
20229 generates (neg (abs ...)) instead of (abs ...).
20231 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20233 PR rtl-optimization/70596
20234 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
20235 just invalidate LRA data and reset them. Adjust dump wording.
20237 2016-04-12 Martin Liska <mliska@suse.cz>
20240 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20242 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20244 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20245 max_loop_iterations_int.
20246 (tree_unswitch_outer_loop): Likewise.
20247 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20248 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20250 2016-04-12 Tom de Vries <tom@codesourcery.com>
20252 PR tree-optimization/68756
20253 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
20254 instead of new_name.
20256 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20258 PR tree-optimization/70602
20259 * tree-sra.c (generate_subtree_copies): Don't write anything into
20260 constant pool decls.
20262 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
20263 regardless whether there are depend clauses or not.
20265 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20268 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
20269 target attribute and pragma from changing the -mfloat128
20270 and -mfloat128-hardware options.
20272 * doc/extend.texi (Additional Floating Types): Document PowerPC
20273 __float128 restrictions.
20275 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20278 * config/aarch64/driver-aarch64.c
20279 (aarch64_get_extension_string_for_isa_flags): New.
20280 (arch_extension): Rename to...
20281 (aarch64_arch_extension): ...This.
20282 (ext_to_feat_string): Rename to...
20283 (aarch64_extensions): ...This.
20284 (aarch64_core_data): Keep track of architecture extension flags.
20285 (cpu_data): Rename to...
20286 (aarch64_cpu_data): ...This.
20287 (aarch64_arch_driver_info): Keep track of architecture extension
20289 (get_arch_name_from_id): Rename to...
20290 (get_arch_from_id): ...This, change return type.
20291 (host_detect_local_cpu): Update and reformat for renames, handle
20292 extensions through common infrastructure.
20294 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20297 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
20298 track of a canonical flag name.
20299 (all_extensions): Likewise.
20300 (arch_to_arch_name): Also track extension flags enabled by the arch.
20301 (all_architectures): Likewise.
20302 (aarch64_parse_extension): Move to here.
20303 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
20305 (aarch64_rewrite_selected_cpu): Update for above change.
20306 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
20307 are handled, such that the single explicit value enabled by an
20308 extension is kept seperate from the implicit values it also enables.
20309 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
20311 (aarch64_parse_extension): New.
20312 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
20313 here to config/aarch64/aarch64-protos.h.
20314 (aarch64_parse_extension): Move from here to
20315 common/config/aarch64/aarch64-common.c.
20316 (aarch64_option_print): Update.
20317 (aarch64_declare_function_name): Likewise.
20318 (aarch64_start_file): Likewise.
20319 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
20320 the canonical flag for extensions.
20321 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
20324 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20326 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
20329 2016-04-09 Tom de Vries <tom@codesourcery.com>
20331 PR tree-optimization/68953
20332 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
20333 first to last subscript.
20335 2016-04-09 Jakub Jelinek <jakub@redhat.com>
20337 PR tree-optimization/70586
20338 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
20341 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
20345 PR tree-optimization/70373
20346 PR middle-end/70533
20347 PR middle-end/70534
20348 PR middle-end/70535
20349 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
20350 clauses for acc parallel reductions as necessary. Error on those
20352 * omp-low.c (scan_sharing_clauses): Don't install variables which
20353 are used in acc parallel reductions.
20354 (lower_rec_input_clauses): Remove dead code.
20355 (lower_oacc_reductions): Add support for reference reductions.
20356 (lower_reduction_clauses): Remove dead code.
20357 (lower_omp_target): Don't remap variables appearing in acc parallel
20359 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
20361 2016-04-08 Jakub Jelinek <jakub@redhat.com>
20363 PR middle-end/70593
20364 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
20365 with multiple SSA_NAME defs, force the outputs other than first
20366 to be live before calling live_track_process_def on each output.
20368 PR rtl-optimization/70574
20369 * fwprop.c (forward_propagate_and_simplify): Don't add
20370 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
20371 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
20372 paradoxical subregs within *loc.
20374 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
20376 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
20377 -ftree-parallelize-loops={0,1}.
20378 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
20379 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
20380 * config/ia64/hpux.h (LIB_SPEC): Likewise.
20381 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
20382 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
20384 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
20387 * asan.c (instrument_derefs): If we get unknown location, extract it
20388 with EXPR_LOCATION.
20389 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20391 2016-04-08 Tom de Vries <tom@codesourcery.com>
20393 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20394 implicit firstprivate clause.
20396 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20399 * config/arm/thumb2.md (tst + branch-> lsls + branch
20400 peephole below *orsi_not_shiftsi_si): Require that condition
20401 register is dead after the peephole.
20402 (second peephole after the above): Likewise.
20404 2016-04-08 Alan Modra <amodra@gmail.com>
20407 * builtins.c (fold_builtin_classify): For IBM extended precision,
20408 look at just the high-order double to test for NaN.
20409 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20410 test just the high double for Inf but both doubles for subnormal
20413 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20415 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20416 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20417 node->simdclone->mask_mode != VOIDmode masks.
20418 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20419 earlier, use it instead of node->simdclone.
20420 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20421 Set clonei->mask_mode.
20423 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20426 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
20427 Pass it through to cp_parser_already_scoped_statement.
20428 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
20429 it through to cp_parser_statement.
20430 (cp_parser_statement): Pass IF_P through to
20431 cp_parser_iteration_statement.
20432 (cp_parser_pragma): Adjust call to
20433 cp_parser_iteration_statement.
20435 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20438 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
20439 resolve a future -Wparentheses warning.
20440 * omp-low.c (scan_sharing_clauses): Likewise.
20441 * tree-parloops.c (eliminate_local_variables): Likewise.
20443 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
20445 PR rtl-optimization/70398
20446 * lra-constraints.c (process_address_1): Check zero scale and code
20447 for reloading with zero scale.
20449 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
20451 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
20452 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
20454 2016-04-06 Jakub Jelinek <jakub@redhat.com>
20456 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20457 Add support for AVX512F clones, include them by default for
20458 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
20459 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
20462 PR middle-end/70550
20463 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
20464 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
20465 firstprivate clauses.
20466 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
20467 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
20468 (lower_omp_target): Set TREE_NO_WARNING for
20469 non-addressable possibly uninitialized vars which are copied into
20470 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
20472 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
20474 * config/pa/predicates.md (integer_store_memory_operand): Accept
20475 REG+D operands with a large offset when reload_in_progress is true.
20476 (floating_point_store_memory_operand): Likewise.
20478 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20481 * match.pd (nested int casts): Limit to GIMPLE.
20483 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
20486 * ipa-devirt.c (maybe_record_node): Fix comment; use
20487 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
20489 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20491 PR rtl-optimization/70542
20492 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
20493 if there are any uses other than insn or debug insns.
20495 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
20496 Jakub Jelinek <jakub@redhat.com>
20498 PR tree-optimization/70509
20499 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
20500 Shift HOST_WIDE_INT_1U instead of 1.
20502 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
20504 PR tree-optimization/70509
20505 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
20506 of the vector base type for index.
20508 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
20511 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
20513 2016-04-05 Richard Biener <rguenther@suse.de>
20515 PR tree-optimization/70526
20516 * tree-sra.c (build_ref_for_offset): Use prev_base to
20517 extract the alias pointer type.
20519 2016-04-05 Richard Biener <rguenther@suse.de>
20521 * dse.c (struct store_info): Remove alias_set member.
20522 (struct read_info_type): Likewise.
20523 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
20524 spill_deleted, clear_alias_set_lookup): Remove.
20525 (get_group_info): Remove dead base == NULL_RTX case.
20526 (dse_step0): Remove initialization of removed variables.
20527 (delete_dead_store_insn): Reomve alias set dumping.
20528 (free_read_records): Remove alias_set handling.
20529 (canon_address): Remove alias_set_out parameter.
20530 (record_store): Remove spill_alias_set, it's always zero.
20531 (check_mem_read_rtx): Likewise.
20532 (dse_step2): Rename from ...
20533 (dse_step2_nospill): ... this. Adjust.
20534 (scan_stores): Rename from ...
20535 (scan_stores_nospill): ... this.
20536 (scan_reads): Rename from ...
20537 (scan_reads_nospill): ... this.
20538 (scan_stores_spill, scan_reads_spill): Remove.
20539 (dse_step3_scan): Remove for_spills argument which is always false.
20540 (dse_step3): Likewise.
20541 (dse_step5): Rename from ...
20542 (dse_step5_nospill): ... this. Remove alias_set handling.
20543 (rest_of_handle_dse): Adjust.
20545 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20548 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
20549 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
20550 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
20551 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
20553 2016-04-05 Richard Biener <rguenther@suse.de>
20555 PR middle-end/70499
20556 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
20557 non-register type temporaries into SSA.
20559 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
20562 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
20563 calls when sanitizing.
20564 (possible_polymorphic_call_target_p): Fix formatting.
20566 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20567 Jakub Jelinek <jakub@redhat.com>
20569 PR middle-end/70457
20570 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
20571 to ensure a call statement is compatible with a built-in's
20573 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
20576 2016-04-04 Richard Biener <rguenther@suse.de>
20578 PR rtl-optimization/70484
20579 * rtl.h (canon_output_dependence): Declare.
20580 * alias.c (canon_output_dependence): New function.
20581 * dse.c (record_store): Use canon_output_dependence rather
20582 than canon_true_dependence.
20584 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20587 * cgraph.h (symtab_node::copy_visibility_from): New function.
20588 * symtab.c (symtab_node::copy_visibility_from): New function.
20589 * ipa-visibility.c (optimize_weakref): New function.
20590 (function_and_variable_visibility): Use it.
20592 2016-04-04 Martin Liska <mliska@suse.cz>
20595 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
20596 value that is really in range handled by SBR instruction.
20597 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
20598 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
20599 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
20601 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
20605 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
20606 set, but not for SP_REG operands.
20608 2016-04-02 Martin Sebor <msebor@redhat.com>
20611 * fold-const.c (maybe_nonzero_address): New function.
20612 (fold_comparison): Call it. Fold equality and relational
20613 expressions involving null pointers.
20614 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
20616 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
20618 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
20619 the "Y" constraint (scalar FP 0.0 immediate).
20621 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
20622 Add the "const_double" to the list of operand constraints.
20624 2016-04-01 Jakub Jelinek <jakub@redhat.com>
20626 PR rtl-optimization/70467
20627 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
20628 If low word of the last operand is 0, just emit addition/subtraction
20631 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20634 * config/s390/s390.c (s390_expand_insv): Check for everything
20635 constant instead of just VOIDmode stuff.
20637 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20640 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
20642 2016-04-01 Nathan Sidwell <nathan@acm.org>
20644 * tree.def (TRY_CATCH_EXPR): Correct documentation.
20646 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
20648 PR rtl-optimization/70461
20649 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
20652 2016-03-31 Martin Liska <mliska@suse.cz>
20655 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
20656 a tree value or an immediate integer value to a buffer
20657 that is eventually copied to a BRIG section.
20658 (emit_immediate_operand): Call the function here.
20659 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
20660 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
20661 of class' fields that are removed.
20662 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
20663 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
20664 m_brig_repr_size fields.
20666 2016-03-31 Martin Liska <mliska@suse.cz>
20669 * hsa-gen.c (hsa_function_representation::update_dominance): New
20671 (convert_addr_to_flat_segment): Likewise.
20672 (gen_hsa_memory_set): New alignment argument.
20673 (gen_hsa_ctor_assignment): Likewise.
20674 (gen_hsa_insns_for_single_assignment): Provide alignment
20675 to gen_hsa_ctor_assignment.
20676 (gen_hsa_insns_for_direct_call): Add new argument.
20677 (expand_lhs_of_string_op): New function.
20678 (expand_string_operation_builtin): Likewise.
20679 (expand_memory_copy): New function.
20680 (expand_memory_set): New function.
20681 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
20682 (convert_switch_statements): Change signature.
20683 (generate_hsa): Use a return value of the function.
20684 (pass_gen_hsail::execute): Do not call
20685 convert_switch_statements here.
20686 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
20687 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
20688 (hsa_function_representation::update_dominance): New function.
20690 2016-03-31 Martin Liska <mliska@suse.cz>
20693 * hsa-brig.c (emit_directive_variable): Emit alignment
20694 according to hsa_symbol::m_align.
20695 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
20696 (dump_hsa_symbol): Dump alignment of HSA symbols.
20697 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
20698 (gen_hsa_addr_with_align): New function.
20699 (hsa_bitmemref_alignment): Use newly added function.
20700 (gen_hsa_insns_for_load): Likewise.
20701 (gen_hsa_insns_for_store): Likewise.
20702 (gen_hsa_memory_copy): New argument added.
20703 (gen_hsa_insns_for_single_assignment): Respect
20704 alignment for assignments processed via gen_hsa_memory_copy.
20705 (gen_hsa_insns_for_direct_call): Likewise.
20706 (gen_hsa_insns_for_return): Likewise.
20707 (gen_function_def_parameters): Set default alignment.
20708 * hsa.c (hsa_object_alignment): New function.
20709 (hsa_byte_alignment): Pasted function.
20710 * hsa.h (hsa_symbol::m_align): New field.
20712 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20714 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
20715 scratch field for goto case.
20717 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
20719 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
20721 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
20724 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
20725 (scalar_chain::convert_insn): Call convert_op for reg
20726 moves to handle undefined registers.
20728 2016-03-31 Nathan Sidwell <nathan@acm.org>
20731 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
20732 Assert we don't want to move backwards.
20734 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
20737 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
20739 2016-03-31 Jakub Jelinek <jakub@redhat.com>
20741 PR rtl-optimization/70460
20742 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
20743 with operand from REG_LABEL_OPERAND, instead substitute
20744 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
20745 Don't do anything for REG_NON_LOCAL_GOTO jumps.
20747 2016-03-31 Martin Liska <mliska@suse.cz>
20749 * passes.c (execute_one_pass): Do not call
20750 todo_after for a discarded function.
20752 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20754 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
20755 (no_cost, infinite_cost): Initialize the new field.
20756 (get_computation_cost_at): Record setup cost.
20757 (determine_use_iv_cost_address): Skip cost computation for sub
20758 uses if we can estimate it without losing accuracy.
20760 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20762 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20764 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20765 max_loop_iterations_int.
20766 (tree_unswitch_outer_loop): Likewise.
20767 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20768 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20770 2016-03-30 Richard Biener <rguenther@suse.de>
20772 PR middle-end/70450
20773 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
20775 2016-03-30 Jakub Jelinek <jakub@redhat.com>
20778 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
20779 in gen_blendm expander.
20781 2016-03-30 Nick Clifton <nickc@redhat.com>
20784 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
20785 case where we are already provided with an SImode SUBREG.
20787 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
20790 * config/i386/i386.c (ix86_expand_epilogue): Properly check
20791 conflict between DRAP register and __builtin_eh_return.
20793 2016-03-30 Michael Matz <matz@suse.de>
20794 Richard Biener <rguenther@suse.de>
20797 * ipa-polymorphic-call.c (struct type_change_info): Change
20798 speculative to an unsigned allowing to limit the work we do.
20799 (csftc_abort_walking_p): New inline function..
20800 (check_stmt_for_type_change): Limit the number of may-defs
20801 skipped for speculative devirtualization to
20802 max-speculative-devirt-maydefs.
20803 * params.def (max-speculative-devirt-maydefs): New param.
20804 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
20806 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
20809 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
20812 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
20814 PR tree-optimization/59124
20815 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
20816 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
20818 2016-03-29 Jeff Law <law@redhat.com>
20820 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
20822 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20824 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
20827 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
20829 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
20830 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
20831 gcrt0.o if linking dynamically.
20833 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20836 * ipa-devirt.c (methods_equal_p): New function.
20837 (compare_virtual_tables): Use it.
20838 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
20839 * cgraphclones.c (clone_function_name_1): Use
20840 symbol_table::symbol_suffix_separator.
20841 * coverage.c (build_var): Likewise.
20842 * symtab.c (symbol_table::symbol_suffix_separator): New.
20844 2016-03-29 Jakub Jelinek <jakub@redhat.com>
20846 PR rtl-optimization/70429
20847 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
20848 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
20849 mode != result_mode.
20852 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
20854 PR tree-optimization/70405
20855 * ssa-iterators.h (num_imm_uses): Add missing braces.
20857 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
20859 PR rtl-optimization/68695
20860 * ira-color.c (allocno_copy_cost_saving): New.
20861 (improve_allocation): Use it.
20863 2016-03-29 Richard Henderson <rth@redhat.com>
20865 PR middle-end/70355
20866 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
20868 2016-03-29 Richard Biener <rguenther@suse.de>
20870 PR middle-end/70424
20871 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
20872 use alignment returned by get_pointer_alignment_1 if it is
20873 bigger than BITS_PER_UNIT.
20874 * builtins.c (get_pointer_alignment_1): Do not return true
20875 for alignment extracted from SSA info.
20877 2016-03-28 James Bowman <james.bowman@ftdichip.com>
20879 * config/ft32/ft32.opt (mnodiv): New.
20880 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
20881 * doc/invoke.texi (FT32 Options -mnodiv): New.
20883 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
20886 * config/i386/i386.md (define_split, andn): Fix modes.
20888 2016-03-26 Richard Biener <rguenther@suse.de>
20889 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20892 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
20894 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
20895 as 2nd argument to cl_optimization_restore().
20897 2016-03-25 Richard Henderson <rth@redhat.com>
20900 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20901 * config/aarch64/aarch64-protos.h: Declare it.
20902 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20904 2016-03-25 Alan Modra <amodra@gmail.com>
20907 * config/rs6000/constraints.md (j): Simplify.
20908 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20910 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
20911 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
20912 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
20913 in all constraint alternatives.
20914 (movtd_64bit_nodm): Delete "j" constraint alternative.
20916 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20918 * tree-ssa-propagate.c: Enhance docs for
20919 SSA_PROP_NOT_INTERESTING.
20921 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20923 * doc/extend.texi: Fix typo in documentation to pure attribute.
20925 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
20928 * config/pa/pa.md (bswapdi2): Use a scratch register.
20930 2016-03-24 Richard Henderson <rth@redhat.com>
20932 PR middle-end/69845
20933 * fold-const.c (extract_muldiv_1): Correct test for multiplication
20936 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
20938 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
20939 using ix86_expand_binary_operator instead of gen_andsi3.
20941 2016-03-24 Richard Biener <rguenther@suse.de>
20943 PR tree-optimization/70396
20944 * tree-vect-stmts.c (vectorizable_comparison): Use
20945 get_vectype_for_scalar_type.
20947 2016-03-24 Richard Biener <rguenther@suse.de>
20949 PR middle-end/70370
20950 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
20951 with register bases.
20953 2016-03-24 Richard Biener <rguenther@suse.de>
20955 PR tree-optimization/70372
20956 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
20957 build_all_ones_cst to also handle vector types correctly.
20959 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20962 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
20965 2016-03-23 Marek Polacek <polacek@redhat.com>
20968 * doc/invoke.texi: Document -Wignored-attributes.
20970 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20972 PR tree-optimization/69042
20973 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
20974 parameter from 30 to 40.
20976 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20978 PR tree-optimization/69042
20979 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
20980 for use with constant offset stripped in base.
20982 2016-03-23 Richard Biener <rguenther@suse.de>
20984 PR middle-end/70251
20985 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
20986 mode compatibility check.
20987 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20989 2016-03-23 Jeff Law <law@redhat.com>
20991 PR tree-optimization/64058
20992 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
20994 (struct ssa_conflicts): Move up earlier in the file.
20995 (conflicts_, var_map_): New static variables.
20996 (initialize_conflict_count): New function to initialize the
20997 CONFLICT_COUNT field for each conflict pair.
20998 (compare_pairs): Lazily initialize the conflict count and use it
20999 as the first tie-breaker.
21000 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
21001 and wipe conflicts_ and map_ around the call to qsort. Remove
21002 special case for 2 coalesce pairs.
21003 * bitmap.c (bitmap_count_unique_bits): New function.
21004 (bitmap_count_bits_in_word): New function, extracted from
21006 (bitmap_count_bits): Use bitmap_count_bits_in_word.
21007 * bitmap.h (bitmap_count_unique_bits): Declare it.
21009 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
21012 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
21013 transparent alias chain for decl assembler name.
21014 * config/sol2.c (solaris_assemble_visibility): Likewise.
21016 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21018 * config/arm/arm1020e.md (1020call_op): Reduce reservation
21020 (v10_fdivs): Likewise.
21021 (v10_fdivd): Likewise.
21023 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21026 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
21027 to not call fclose twice on file.
21029 2016-03-23 Jakub Jelinek <jakub@redhat.com>
21031 PR tree-optimization/70354
21032 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21033 oprnd0 is wider than oprnd1 and there is a cast from the wider
21034 type to oprnd1, mask it with the mask of the narrower type.
21037 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
21038 Optimize TARGET_STV splitters, if high or low word of last argument
21041 2016-03-22 Jeff Law <law@redhat.com>
21044 tree-ssa-threadbackward.c
21045 (fsm_find_control_statement_thread_paths): Correctly distinguish
21046 between old style jump threads vs FSM jump threads.
21048 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
21051 * config/i386/i386.c (scalar_chain::convert_op): Support
21052 uninitialized register usage case.
21054 2016-03-22 Richard Biener <rguenther@suse.de>
21056 PR middle-end/70251
21057 * genmatch.c (gen_transform): Adjust last parameter to a three-state
21059 (capture::gen_transform): ... to change behavior when substituting
21060 a condition into cond or not-cond expr context.
21061 (dt_simplify::gen_1): Adjust.
21062 * gimple-match-head.c: Include gimplify.h for unshare_expr.
21063 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
21064 last change and instead change to
21065 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
21066 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21068 2016-03-22 Anthony Green <green@moxielogic.com>
21070 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
21071 issue for moxiebox targets.
21072 (CC1PLUS_SPEC): Ditto.
21074 2016-03-22 Richard Biener <rguenther@suse.de>
21076 PR middle-end/70333
21077 * fold-const.c (extract_muldiv_1): Properly perform multiplication
21080 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21082 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
21084 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21087 * config/i386/i386.c (def_builtin): Handle
21088 OPTION_MASK_ISA_AVX512VL to be and-ed with other
21090 (const struct builtin_description bdesc_special_args[]):
21091 Remove duplicate ISA bits.
21093 2016-03-22 Jakub Jelinek <jakub@redhat.com>
21096 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
21097 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
21098 in a way that works also for AVX512BW.
21101 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
21102 instead of source if operands[1] is xmm16 and above and
21103 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
21104 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
21107 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
21108 on assign if (*from_p) is a comparison, set it to
21109 TREE_NO_WARNING (*from_p).
21111 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21113 PR middle-end/70326
21114 * lra.c (restore_scratches): Ignore deleted insns.
21116 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
21117 Jakub Jelinek <jakub@redhat.com>
21119 PR tree-optimization/70317
21120 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
21123 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
21126 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
21127 of ix86_expand_move.
21129 (movti): Use general_operand for operand 1 predicate.
21131 2016-03-21 Martin Liska <mliska@suse.cz>
21133 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
21135 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
21137 2016-03-21 Martin Liska <mliska@suse.cz>
21140 * ipa-icf.c (sem_function::parse): Skip static
21141 constructors and destructors.
21143 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21146 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
21147 function-like macro, peek following token(s) if it is followed
21148 by CPP_OPEN_PAREN token with optional padding in between, and
21149 if not, don't treat it like a macro.
21151 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
21152 Alexander Monakov <amonakov@ispras.ru>
21154 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
21155 for the stabs debug format.
21157 2016-03-21 Richard Biener <rguenther@suse.de>
21159 PR tree-optimization/70310
21160 * tree-vect-generic.c (expand_vector_condition): Fold the built
21163 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
21166 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
21167 Block third alternative for AVX-512VL target,
21169 2016-03-21 Martin Liska <mliska@suse.cz>
21172 * hsa-brig.c (emit_function_directives): Mark unemitted
21173 global variables for emission.
21174 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
21175 (get_symbol_for_decl): Likewise.
21176 * hsa.h (struct hsa_symbol): New flag.
21178 2016-03-21 Richard Biener <rguenther@suse.de>
21180 PR tree-optimization/70288
21181 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
21182 we do not estimate unsimplified all-constant conditionals or
21183 switches as optimized away.
21185 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
21187 PR rtl-optimization/69102
21188 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
21189 when we have a readonly dependency context.
21191 2016-03-18 Jeff Law <law@redhat.com>
21193 PR rtl-optimization/70263
21194 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
21195 (update_equiv_regs): When trying to move a store to after the insn
21196 that sets the source of the store, make sure the store occurs after
21197 the insn that sets the source of the store. When successful note
21198 the REG_EQUIV note created in the dump file.
21200 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
21201 Bernd Schmidt <bschmidt@redhat.com>
21203 * doc/extend.texi: Document more potential problems with basic asms.
21205 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
21207 PR rtl-optimization/70278
21208 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
21211 2016-03-18 Jason Merrill <jason@redhat.com>
21213 * calls.c (load_register_parameters): Fix zero size sibcall logic.
21215 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
21217 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
21218 values to 128b regs.
21220 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
21222 PR tree-optimization/70252
21223 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
21224 boolean vector has a proper number of elements.
21225 (supportable_narrowing_operation): Likewise.
21227 2016-03-18 Tom de Vries <tom@codesourcery.com>
21230 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
21232 2016-03-18 Jakub Jelinek <jakub@redhat.com>
21234 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
21235 instead of replace_rtx for DEBUG_INSNs.
21237 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21239 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
21240 load type reservations.
21242 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
21245 * config/pa/constraints.md: Revert 2015-02-13 change. Use
21246 define_constraint for "Q" and "T" constraints.
21248 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
21250 Tweak the pipeline model for Exynos M1
21252 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
21255 2016-03-17 David Malcolm <dmalcolm@redhat.com>
21258 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
21259 where one or both locations aren't within a line_map.
21261 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
21264 * opts.c (finish_options): Don't set flag_pie to the default if
21265 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
21268 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
21270 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
21271 true as ALL_REGS argument to replace_rtx.
21273 2016-03-17 Richard Biener <rguenther@suse.de>
21276 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
21279 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21282 * rtl.h (replace_rtx): Add ALL_REGS argument.
21283 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
21284 equality and assert mode is the same, instead of just rtx pointer
21286 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
21287 true as ALL_REGS argument to replace_rtx.
21289 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
21291 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
21292 for boolean vector with vector mode only.
21293 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21295 2016-03-17 Nick Clifton <nickc@redhat.com>
21298 * config/rx/rx.c (rx_print_integer): Print negative constants in
21301 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21304 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
21306 2016-03-16 Richard Henderson <rth@redhat.com>
21307 Richard Biener <rguenth@suse.de>
21309 PR middle-end/70240
21310 PR middle-end/68215
21312 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
21313 first operand as is_gimple_condexpr.
21315 PR middle-end/70240
21316 PR middle-end/68215
21318 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
21319 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
21320 Do not gimplify the result.
21321 (do_unop): Adjust call to tree_vec_extract.
21322 (do_binop): Likewise.
21323 (do_compare): Likewise.
21324 (do_plus_minus): Likewise.
21325 (do_negate): Likewise.
21326 (expand_vector_condition): Likewise.
21327 (do_cond): Likewise.
21329 2016-03-16 Richard Henderson <rth@redhat.com>
21332 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
21333 (aarch64_classify_address): Use it.
21334 (aarch64_legitimize_address): Force all subexpressions of PLUS
21335 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
21337 2016-03-16 Jakub Jelinek <jakub@redhat.com>
21338 Richard Biener <rguenth@suse.de>
21341 * rtlanal.c (replace_rtx): For REG, if from is a REG,
21342 return to even if only REGNO is equal, and assert
21345 2016-03-11 Jeff Law <law@redhat.com>
21347 PR rtl-optimization/70224
21348 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
21350 2016-03-16 Richard Henderson <rth@redhat.com>
21352 PR middle-end/70199
21353 * function.h (struct function): Add has_forced_label_in_static.
21354 * gimplify.c (force_labels_r): Set it.
21355 * lto-streamer-in.c (input_struct_function_base): Read it.
21356 * lto-streamer-out.c (output_struct_function_base): Write it.
21357 * tree-inline.c (has_label_address_in_static_1): Remove.
21358 (copy_forbidden): Remove fndecl parameter; test
21359 has_forced_label_in_static.
21360 (inline_forbidden_p): Update call to copy_forbidden.
21361 (tree_versionable_function_p): Likewise.
21362 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
21363 (chkp_versioning): Likewise.
21364 * tree-inline.h (copy_forbidden): Update decl.
21366 2016-03-16 Marek Polacek <polacek@redhat.com>
21369 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
21370 function being thunked if the result type doesn't have fixed size.
21371 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
21372 doesn't have fixed size.
21374 2016-03-16 Bin Cheng <bin.cheng@arm.com>
21376 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
21377 reporting malformed loop nest.
21379 2016-03-16 Tom de Vries <tom@codesourcery.com>
21382 * ipa-devirt.c (possible_polymorphic_call_targets): Move
21383 nodes.length () == 1 test to before first nodes[0] access.
21385 2016-03-16 Tom de Vries <tom@codesourcery.com>
21387 PR tree-optimization/68715
21388 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
21389 single_pred_p test.
21391 2016-03-16 Tom de Vries <tom@codesourcery.com>
21393 PR tree-optimization/68809
21394 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21397 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21398 Sandra Loosemore <sandra@codesourcery.com>
21400 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21401 on leaf attribute. Mention ELF interposition problems.
21403 2016-03-16 Alan Modra <amodra@gmail.com>
21405 PR rtl-optimization/69195
21406 PR rtl-optimization/47992
21407 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21410 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21413 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21415 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21417 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21419 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21421 PR rtl-optimization/70222
21422 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21423 optimization if mode is different from result_mode, queue up masking
21424 of the result in outer_op. Formatting fix.
21426 PR middle-end/70239
21427 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
21430 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21432 PR rtl-optimization/69032
21433 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
21434 looping backwards over basic block insns.
21436 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21439 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
21440 to non-speculative when propagating trap bits.
21442 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21444 PR rtl-optimization/63384
21445 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
21446 DEBUG_INSN_P insns.
21448 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21451 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
21452 factored out from ...
21453 (sched_analyze_insn): ... here.
21454 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
21455 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
21456 get_implicit_reg_pending_clobbers in it.
21457 (setup_id_reg_sets): Use setup_id_implicit_regs.
21458 (deps_init_id): Ditto.
21460 2016-03-15 Tom de Vries <tom@codesourcery.com>
21463 * cgraph.c (cgraph_node::get_body): Save, reset and restore
21465 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
21466 execute_function_dump.
21467 (execute_one_pass): Don't dump function if it will be dumped after ipa
21470 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21472 * genrecog.c (match_pattern_2): If pred is NULL don't call
21473 safe_predicate_mode on it.
21475 2016-03-14 Jakub Jelinek <jakub@redhat.com>
21477 PR middle-end/70219
21478 * lra-constraints.c (delete_move_and_clobber): Change assertion
21479 to also allow dregno == 0.
21481 2016-03-14 Richard Henderson <rth@redhat.com>
21484 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
21485 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
21486 (reassociate_bb): Use optimize_vec_cond_expr; avoid
21487 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
21490 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
21493 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
21495 (lra_create_live_ranges_1): initialize hard register biggest_mode to
21497 * lra-constraints.c (split_reg): For hard regs, try to find the
21498 biggest single-register mode used in the function.
21500 2016-03-14 Richard Biener <rguenther@suse.de>
21502 PR tree-optimization/56365
21503 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
21504 constants to compare against.
21506 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
21509 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
21510 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
21511 (define_split for the GPR case): Use int_reg_operand instead of
21512 gpc_reg_operand for the output.
21514 2016-03-14 Tom de Vries <tom@codesourcery.com>
21516 PR tree-optimization/70045
21517 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
21518 create_empty_if_region_on_edge argument.
21520 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
21522 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
21523 (STACK_CHECK_PROTECT): Likewise.
21524 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21525 (STACK_CHECK_PROTECT): Likewise.
21526 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21527 (STACK_CHECK_PROTECT): Likewise.
21528 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
21529 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
21530 (STACK_CHECK_PROTECT): Likewise.
21532 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
21534 PR rtl-optimization/69307
21535 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
21536 registers in modes that span more than one register.
21538 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
21541 * lra-constraints.c (delete_move_and_clobber): New.
21542 (remove_inheritance_pseudos): Use it.
21544 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
21547 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
21548 the libcall is LCT_THROW.
21549 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
21550 for the checking routine.
21552 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21555 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
21556 optimization if we have direct move.
21557 (roundu32<mode>2_fprs): Likewise.
21559 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
21562 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
21564 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
21565 Arguments swapped. All callers changed. Take reg_renumber into
21566 account, and Calculate and compare register ranges for hard regs.
21568 2016-03-11 Jeff Law <law@redhat.com>
21570 PR tree-optimization/70190
21571 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21572 Handle cases where we can not extract the taken edge, even though we
21573 found a constant value.
21575 PR tree-optimization/64058
21576 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
21577 (num_coalesce_pairs): Move up earlier in file.
21578 (find_coalesce_pair): Initialize the INDEX field for each pair
21580 (compare_pairs): No longer sort on the elements in each pair.
21581 Instead break ties with the index of the coalesce pair.
21583 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21586 * config/aarch64/aarch64-protos.h
21587 (aarch64_save_restore_target_globals): New prototype.
21588 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
21589 Call the above when popping pragma.
21590 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
21592 (aarch64_set_current_function): Rewrite using the above.
21594 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21596 PR tree-optimization/70177
21597 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
21598 (extract_ops_from_tree): ... this. In the 2 argument
21599 overload remove _1 suffix.
21600 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
21601 (extract_ops_from_tree): ... this.
21602 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
21604 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
21605 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
21606 extract_ops_from_tree instead of 2 operand one.
21608 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
21610 PR tree-optimization/70013
21611 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
21612 for constant-pool entries.
21614 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21616 PR rtl-optimization/70174
21617 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
21618 followed by gen_lowpart on force_reg instead of just gen_lowpart.
21620 PR tree-optimization/70169
21621 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
21622 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
21625 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21626 Jakub Jelinek <jakub@redhat.com>
21629 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
21630 of uninitialized values.
21632 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21634 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
21636 ("*trunctddd2"): New pattern definition.
21637 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
21640 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21642 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
21643 definitions for BFP and DFP rounding modes.
21644 ("fixuns_truncdddi2", "fixuns_trunctddi2")
21645 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
21646 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
21647 ("fix_trunctf<mode>2"): Use the new constants instead of magic
21650 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21652 * config/s390/constraints.md: Adjust comment.
21653 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
21654 s390_decompose_addrstyle_without_index.
21655 * config/s390/predicates.md (shift_count_or_setmem_operand):
21656 Rename to setmem_operand.
21657 * config/s390/s390-protos.h
21658 (s390_decompose_shift_count): Rename to
21659 s390_decompose_addrstyle_without_index.
21660 * config/s390/s390.c (s390_decompose_shift_count)
21661 (s390_mem_constraint, print_shift_count_operand)
21662 (print_operand_address, print_operand): Rename
21663 s390_decompose_shift_count to
21664 s390_decompose_addrstyle_without_index and rename
21665 print_shift_count_operand to print_addrstyle_operand troughout the
21667 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
21668 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
21669 Rename shift_count_or_setmem_operand to setmem_operand.
21670 * config/s390/vx-builtins.md ("vec_insert<mode>")
21671 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
21674 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21677 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21678 Handle overlapping retval and newval.
21680 2016-03-10 Nick Clifton <nickc@redhat.com>
21683 * config/aarch64/aarch64.c
21684 (aarch64_override_options_after_change_1): When forcing
21685 flag_omit_frame_pointer to be true, use a special value that can
21686 be detected if this function is called again, thus preventing
21687 flag_omit_leaf_frame_pointer from being forced to be false.
21689 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21691 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
21692 Set x_flag_omit_leaf_frame_pointer when handling
21693 -momit-leaf-frame-pointer.
21695 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21698 * cgraph.c (cgraph_node::dump): Dump split_part and
21699 indirect_call_target.
21700 * cgraph.h (cgraph_node): Add indirect_call_target flag.
21701 * ipa.c (has_addr_references_p): Cleanup.
21702 (is_indirect_call_target_p): New.
21703 (walk_polymorphic_call_targets): Do not mark virtuals that may be
21704 called indirectly as local.
21705 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
21707 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21710 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21711 on cxa_pure_virtual.
21713 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21716 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
21718 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21721 * tree.c (need_assembler_name_p): Only record main variant type names.
21723 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21726 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
21727 Always define to 0 or 1.
21728 (TARGET_FIX_ERR_A53_843419): New macro.
21729 * config/aarch64/aarch64-elf-raw.h
21730 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
21731 * config/aarch64/aarch64-linux.h: Likewise.
21732 * config/aarch64/aarch64.c
21733 (aarch64_override_options_after_change_1): Do not default
21734 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
21736 (aarch64_attributes): Handle fix-cortex-a53-843419.
21737 (aarch64_can_inline_p): Likewise.
21738 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
21740 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
21741 Jakub Jelinek <jakub@redhat.com>
21743 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
21744 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
21745 DECL_COMMONS if flag_unconstrained_commons is set.
21746 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21747 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
21748 (funconstrained-commons): Document.
21750 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21752 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
21753 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
21755 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
21757 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
21758 has a proper number of elements.
21760 2016-03-10 Alan Modra <amodra@gmail.com>
21762 PR rtl-optimization/69195
21763 PR rtl-optimization/47992
21764 * ira.c (recorded_label_ref): Delete.
21765 (update_equiv_regs): Return void.
21766 (indirect_jump_optimize): New function.
21767 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
21768 before regstat_compute_ri. Don't rebuild_jump_labels here.
21769 Delete update_regstat.
21771 2016-03-10 Richard Biener <rguenther@suse.de>
21773 PR tree-optimization/70128
21774 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21775 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
21777 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21779 PR tree-optimization/70152
21780 * tree-sra.c (replace_removed_params_ssa_names): Copy over
21781 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
21784 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
21785 instead of gen_sse2_loadlpd.
21786 * config/i386/sse.md (*vec_concatv2df): Rename to...
21787 (vec_concatv2df): ... this.
21789 PR tree-optimization/70127
21790 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
21792 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21796 * diagnostic-show-locus.c (compatible_locations_p): New function.
21797 (layout::layout): Sanitize ranges using compatible_locations_p.
21799 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21803 * diagnostic-show-locus.c (layout_range::layout_range): Replace
21804 location_range param with three const expanded_locations * and a
21806 (layout::layout): Replace call to
21807 rich_location::lazily_expand_location with get_expanded_location.
21808 Extract the range and perform location expansion here, passing
21809 the results to the layout_range ctor.
21810 * diagnostic.c (source_range::debug): Delete.
21811 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
21812 of rich_location::get_expanded_location.
21813 * gcc-rich-location.c (get_range_for_expr): Delete.
21814 (gcc_rich_location::add_expr): Reimplement to avoid the
21815 rich_location::add_range overload that took a location_range,
21816 passing a location_t instead.
21818 2016-03-09 Richard Biener <rguenther@suse.de>
21819 Jakub Jelinek <jakub@redhat.com>
21821 PR tree-optimization/70138
21822 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21823 Also skip vect_double_reduction_def.
21825 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21828 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
21829 if the operand is "m".
21831 2016-03-09 Nathan Sidwell <nathan@acm.org>
21833 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
21835 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21837 * config/i386/i386.c (processor_target_table): Fix cost table
21838 intialization order for znver1.
21840 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21842 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
21843 - becuase -> because.
21844 * ipa-reference.c (ignore_module_statics): Likewise.
21845 * cgraph.c (cgraph_node::get_body): Likewise.
21846 * ipa-inline.c (early_inliner): Likewise.
21847 * ipa-devirt.c (types_same_for_odr): Likewise.
21848 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
21849 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
21851 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21853 * tree-ssa-math-opts.c: Fix typo in comment.
21855 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21858 * config/i386/i386.c (scalar_chain::make_vector_copies,
21859 scalar_chain::convert_reg): Call end_sequence in between
21860 get_insns and emit_conversion_insns rather than after both
21863 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
21866 * config/i386/i386.h (machine_function): Add
21867 pc_thunk_call_expanded flag.
21868 (ix86_pc_thunk_call_expanded): New define.
21869 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
21870 (*set_got): Rename insn pattern from set_got.
21871 (*set_got_labelled): Rename inst pattern from set_got_labelled.
21872 * config/i386/i386.c (ix86_compute_frame_layout): Use
21873 ix86_pc_thunk_call_expanded to prevent red-zone.
21875 2016-03-07 Martin Jambor <mjambor@suse.cz>
21877 * hsa.h (hsa_get_ctor_statements): Declare.
21878 (hsa_get_dtor_statements): Likewise.
21879 (hsa_get_kernel_dispatch_type): Likewise.
21880 * hsa.c (hsa_get_ctor_statements): New function.
21881 (hsa_get_dtor_statements): Likewise.
21882 (hsa_get_kernel_dispatch_type): Likewise.
21883 * hsa-brig.c (hsa_cdtor_statements): Removed.
21884 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
21885 hsa_get_dtor_statements.
21886 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
21887 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
21889 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
21891 * config/arm/arm-cores.def (cortex-r8): New.
21892 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
21893 * config/arm/arm-tune.md: Likewise.
21894 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21896 2016-03-07 Martin Sebor <msebor@redhat.com>
21898 PR rtl-optimization/19705
21899 * doc/invoke.texi (Options That Control Optimization): Clarify
21900 -fno-branch-count-reg.
21902 2016-02-26 Richard Biener <rguenther@suse.de>
21903 Jeff Law <law@redhat.com>
21905 PR tree-optimization/69740
21906 * cfghooks.c (remove_edge): Request loop fixups if we delete
21907 an edge that might turn an irreducible loop into a natural
21909 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21910 Move after definition of loops_state_clear.
21912 2016-03-07 Bin Cheng <bin.cheng@arm.com>
21914 PR rtl-optimization/69052
21915 * rtlanal.c (commutative_operand_precedence): Set higher precedence
21918 2016-03-07 Tom de Vries <tom@codesourcery.com>
21920 PR tree-optimization/70116
21921 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
21922 is_tm_ending stmts and ubsan/asan internal functions.
21923 (find_duplicate): Use it. Don't test is_tm_ending here.
21925 2016-03-07 Richard Biener <rguenther@suse.de>
21927 PR tree-optimization/70115
21928 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
21929 (propagate_constants_for_unrolling): Use replace_uses_by.
21931 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
21933 PR middle-end/69916
21934 * omp-low.c (struct oacc_loop): Add ifns.
21935 (new_oacc_loop_raw): Initialize it.
21936 (finish_oacc_loop): Clear mask & flags if no ifns.
21937 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
21938 (oacc_loop_xform_loop): Add ifns arg & adjust.
21939 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
21941 2016-03-07 Richard Henderson <rth@redhat.com>
21944 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
21945 (insert_value_copy_on_edge): Likewise.
21947 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21949 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21951 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21954 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
21956 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21958 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
21960 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21962 Fix sseimul type attribute.
21963 * config/i386/znver1.md
21964 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
21965 znver1_sseimul_avx256_load) : Fix the type attribute.
21966 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
21967 pipe usage and latency.
21969 2016-03-05 Jakub Jelinek <jakub@redhat.com>
21972 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
21973 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
21976 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21979 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
21981 PR rtl-optimization/69941
21982 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
21983 the reg share its mode.
21985 2016-03-04 Jeff Law <law@redhat.com>
21987 PR tree-optimization/69196
21988 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21989 If the both SSA_NAMEs are anonymous, then consider them unassociated
21990 and include the PHI in the statement count.
21992 2016-03-05 Tom de Vries <tom@codesourcery.com>
21994 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
21995 construct in oacc routine. Check for oacc region in oacc routine.
21997 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22000 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
22001 2016-02-22 changes, instead don't recurse if RECUR is already true.
22002 Don't change *dynamic_check if RECUR. Adjust recursive caller
22003 to pass true to the new argument.
22004 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
22007 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22008 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
22010 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
22012 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22014 PR rtl-optimization/57676
22015 * lra-assigns.c (lra_assign): Guard test for maximum iterations
22016 with flag_checking.
22018 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
22020 * tree-vect-patterns.c (search_type_for_mask): Handle
22021 comparison of booleans.
22023 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22025 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
22029 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
22030 all other ops that have dw_val_class_die_ref operands,
22031 and DW_OP_GNU_entry_value.
22033 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22035 PR rtl-optimization/69904
22036 * config/arm/arm.c (arm_cannot_copy_insn_p):
22037 Return true for load-exclusive instructions.
22039 2016-03-03 Jakub Jelinek <jakub@redhat.com>
22042 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
22043 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
22044 the pattern no matter if it is used just by non-pattern, pattern
22046 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
22047 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22048 oprnd1 def_stmt is in pattern, don't look through it.
22050 2016-03-03 Marek Polacek <polacek@redhat.com>
22052 PR middle-end/70050
22053 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
22055 2016-03-03 Martin Liska <mliska@suse.cz>
22057 PR tree-optimization/70043
22058 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
22059 previous statement if we see a debug statement.
22061 2016-03-03 Richard Biener <rguenther@suse.de>
22063 PR tree-optimization/55936
22064 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
22065 parameter and guard unsafe equivalence use.
22066 (vrp_evaluate_conditional_warnv_with_ops): Always use
22067 safe equivalences but not via the quadratic compare_names
22070 2016-03-03 Michael Collison <michael.collison@linaro.org>
22073 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
22074 for operand 1 to s_register_operand. Change predicate for operand
22075 2 to arm_not_immediate_operand.
22077 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
22079 * doc/tm.texi: Regenerated.
22081 2016-03-02 Richard Henderson <rth@redhat.com>
22084 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
22085 simplification when all args are positive non-fixed registers.
22087 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22089 * target.def (lra_p): Specify that new ports should use LRA.
22091 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22094 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
22095 gimplify_type_sizes the type they refer to.
22096 (omp_notice_variable): Handle reference vars to VLAs.
22097 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
22098 reference to VLA decls in the second pass instead of first pass.
22100 2016-03-02 Tom de Vries <tom@codesourcery.com>
22102 PR tree-optimization/68659
22103 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
22104 new_expr == NULL_TREE.
22105 (get_new_name): Handle ADDR_EXPR.
22107 2016-03-02 Bin Cheng <bin.cheng@arm.com>
22109 PR rtl-optimization/69052
22110 * loop-invariant.c (canonicalize_address): New function.
22111 (inv_can_prop_to_addr_use): Check validity of address expression
22112 which is canonicalized by above function.
22114 2016-03-02 Alan Modra <amodra@gmail.com>
22117 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
22120 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22123 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
22124 (*movhi_internal): Put mask moves from and to memory separately
22125 from moves from/to GPRs.
22127 2016-03-02 Richard Biener <rguenther@suse.de>
22129 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
22130 GENERIC expressions in GIMPLE.
22132 2016-03-02 Richard Biener <rguenther@suse.de>
22134 * config/i386/i386.c (type_natural_mode): Fix typo.
22136 2016-03-02 Nick Clifton <nickc@redhat.com>
22138 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
22140 2016-03-02 Richard Biener <rguenther@suse.de>
22141 Uros Bizjak <ubizjak@gmail.com>
22144 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
22146 2016-03-02 Richard Biener <rguenther@suse.de>
22148 PR middle-end/67278
22149 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
22151 2016-03-02 Marek Polacek <polacek@redhat.com>
22154 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
22155 "is promoted to" warning.
22157 2016-03-01 DJ Delorie <dj@redhat.com>
22159 * config.gcc: Deprecate mep-*.
22161 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
22163 PR middle-end/70025
22164 * lra-constraints.c (regno_val_use_in): New.
22165 (match_reload): Use it instead of regno_use_in.
22167 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22169 PR rtl-optimization/70007
22170 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
22171 references present in REG_EQUAL notes attached to non-SET patterns.
22173 2016-03-01 Jeff Law <law@redhat.com>
22175 PR tree-optimization/69196
22176 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22177 Appropriately clamp the number of statements to copy when the
22178 thread path does not traverse a loop backedge.
22180 PR tree-optimization/69196
22181 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22182 Do count some PHIs in the thread path against the insn count. Decrease
22183 final statement count by one as the control statement in the last
22184 block will get removed. Remove special cased code for handling PHIs
22187 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
22190 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
22191 asm dialect alternatives to explicit GOTPCREL calls.
22193 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22196 * ira.c (do_reload): Issue warning for generic stack checking here...
22197 * reload1.c (reload): ...instead of here and streamline it.
22199 2016-03-01 Nick Clifton <nickc@redhat.com>
22201 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
22203 2016-03-01 Richard Biener <rguenther@suse.de>
22205 PR tree-optimization/69983
22206 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
22207 types and fall back to operand_equal_p.
22209 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22212 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22214 * config/s390/constraints.md ("jm8"): New constraint.
22215 * config/s390/predicates.md ("const_int_8bitset_operand"): New
22217 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
22219 ("*setmem_long<setmem_and>"): New pattern.
22220 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
22222 ("*setmem_long_31z<setmem_and>"): New pattern.
22223 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
22224 New substitution rules with the required attributes.
22227 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22230 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22232 * gensupport.c (process_substs_on_one_elem): Split loop to
22233 complete mark_operands_used_in_match_dup on all expressions in the
22235 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22236 and remove function.
22238 2016-03-01 Richard Biener <rguenther@suse.de>
22240 PR middle-end/70022
22241 * fold-const.c (fold_indirect_ref_1): Fix range checking for
22242 vector BIT_FIELD_REF extract.
22244 2016-03-01 Richard Biener <rguenther@suse.de>
22246 PR tree-optimization/69994
22247 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
22249 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
22251 PR tree-optimization/69956
22252 * tree-vect-stmts.c (supportable_widening_operation): Support
22253 multi-step conversion of boolean vectors.
22254 (supportable_narrowing_operation): Likewise.
22256 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22258 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
22261 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22263 * config/s390/subst.md (DSI_VI): New mode iterator.
22264 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
22265 * config/s390/vector.md ("vec_set<mode>"): Move expander before
22266 the insn definition.
22267 ("*vec_set<mode>"): Change predicate and add alternative to
22268 support only either register or const_int operands as element
22270 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
22272 ("vec_extract<mode>"): New expander.
22273 ("*vec_extract<mode>"): New insn definition supporting reg and
22274 const_int element selectors.
22275 ("*vec_extract<mode>_plus"): New insn definition supporting
22276 reg+const_int element selectors.
22277 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
22278 following expander+insn definition.
22279 ("<vec_shifts_name><mode>3"): New expander.
22280 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
22282 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22284 * config/s390/s390.md ("*tabort_1"): Change predicate to
22285 nonmemory_operand. Add a second alternative to cover
22286 register as well as const int operands.
22287 ("*tabort_1_plus"): New pattern definition.
22289 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22291 * config/s390/s390.md ("*ashrdi3_cc_31")
22292 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
22293 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
22294 Merge insn definitions into ...
22295 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22296 New pattern definition.
22297 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
22298 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
22299 ("*ashr<mode>3_and"): Merge insn definitions into ...
22300 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22301 New pattern definition.
22302 * config/s390/subst.md ("addr_style_op_cc_subst")
22303 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
22304 substitutions patterns plus attributes.
22305 Add ashiftrt to SUBST iterator.
22307 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22309 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
22310 op2 to nonmemory_operand.
22311 ("*<shift>di3_31", "*<shift>di3_31_and"):
22312 Merge into single pattern definition ...
22313 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
22314 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
22315 pattern definition ...
22316 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
22317 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
22320 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22322 * config/s390/predicates.md (const_int_6bitset_operand): New
22324 * config/s390/s390.md: Include subst.md.
22325 ("rotl<mode>3"): New expander.
22326 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
22328 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
22329 * config/s390/subst.md: New file.
22331 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22333 * config/s390/s390.md ("op_type", "atype", "length" attributes):
22334 Remove RRR type. It doesn't really exist.
22335 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
22337 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
22338 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
22339 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
22340 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
22341 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
22342 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
22343 `enabled' attribute.
22345 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22347 * gensupport.c (process_substs_on_one_elem): Split loop to
22348 complete mark_operands_used_in_match_dup on all expressions in the
22350 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22351 and remove function.
22353 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22356 * config/sparc/sparc.c (NWORDS_UP): Rename to...
22357 (CEIL_NWORDS): ...this. Use CEIL macro.
22358 (compute_fp_layout): Adjust to above renaming.
22359 (function_arg_union_value): Likewise.
22360 (sparc_arg_partial_bytes): Likewise.
22361 (sparc_function_arg_advance): Likewise.
22363 2016-02-29 Jeff Law <law@redhat.com>
22365 PR tree-optimization/70005
22366 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
22367 where an object with a boolean range is compared against a value
22370 PR tree-optimization/69999
22371 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
22372 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
22375 2016-02-29 Richard Biener <rguenther@suse.de>
22377 PR tree-optimization/69994
22378 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
22379 (get_unary_op): Look through nop conversions.
22380 (ops_equal_values_p): New function, look for equality diregarding
22382 (eliminate_plus_minus_pair): Use ops_equal_values_p
22383 (repropagate_negates): Do not use get_unary_op here.
22385 2016-02-29 Martin Liska <mliska@suse.cz>
22387 * system.h: Poison ENABLE_CHECKING macro.
22389 2016-02-29 Martin Liska <mliska@suse.cz>
22391 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22392 is presented in dump flags.
22393 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22394 (hsa_regalloc): Likewise.
22396 2016-02-19 Richard Biener <rguenther@suse.de>
22398 PR tree-optimization/69980
22399 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22400 permutation of those we need to keep.
22402 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22405 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22406 (NWORDS_UP): ...this
22407 (init_cumulative_args): Minor tweaks.
22408 (sparc_promote_function_mode): Likewise.
22409 (scan_record_type): Delete.
22410 (traverse_record_type): New function template.
22411 (classify_data_t): New structure type.
22412 (classify_registers): New inline function.
22413 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22414 exhausted. Instantiate traverse_record_type on classify_registers and
22415 deal with the case of a structure passed in slot #15 with no FP field
22417 (assign_data_t): New structure type.
22418 (compute_int_layout): New static function.
22419 (compute_fp_layout): Likewise.
22420 (count_registers): New inline function.
22421 (assign_int_registers): New static function.
22422 (assign_fp_registers): Likewise.
22423 (assign_registers): New inline function.
22424 (function_arg_record_value_1): Delete.
22425 (function_arg_record_value_2): Likewise.
22426 (function_arg_record_value_3): Likewise.
22427 (function_arg_record_value): Adjust to above changes. Instantiate
22428 traverse_record_type on count_registers to first count the number of
22429 registers to be used and then on assign_registers to assign them.
22430 (function_arg_union_value): Adjust to above renaming.
22431 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
22432 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
22433 case of a structure passed in slot #15
22434 (sparc_function_arg_advance): Likewise.
22435 (function_arg_padding): Minor tweak.
22437 2016-02-29 Richard Biener <rguenther@suse.de>
22439 PR tree-optimization/69720
22440 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
22441 the adjustment_def path for possibly vectorized defs.
22442 (vect_create_epilog_for_reduction): Handle vectorized initial
22445 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
22447 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
22449 2016-02-27 Jeff Law <law@redhat.com>
22452 2016-02-26 Richard Biener <rguenther@suse.de>
22453 Jeff Law <law@redhat.com>
22455 PR tree-optimization/69740
22456 * cfghooks.c (remove_edge): Request loop fixups if we delete
22457 an edge that might turn an irreducible loop into a natural
22460 2016-02-27 Jakub Jelinek <jakub@redhat.com>
22462 PR rtl-optimization/69896
22463 * tree-vect-generic.c (get_compute_type): Avoid single element
22466 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
22468 Rename the AArch64 tuning option and related functions to enable the
22469 Newton series for the reciprocal square root to reflect its
22470 approximative characteristic.
22472 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
22473 function to "aarch64_emit_approx_rsqrt".
22474 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
22475 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
22476 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
22477 (xgene1_tunings): Likewise.
22478 (use_rsqrt_p): Likewise.
22479 (aarch64_emit_swrsqrt): Use new function name.
22480 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
22481 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
22482 text explaining this option.
22483 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
22485 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22488 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
22489 complain about -mallow-movmisalign without -mvsx if
22490 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
22492 2016-02-26 Joel Sherrill <joel@rtems.org>
22494 * config.gcc: Add x86_64-*-rtems*.
22495 * config/i386/rtems-64.h: New file.
22497 2016-02-26 Joel Sherrill <joel@rtems.org>
22499 * config.gcc: Add aarch64-*-rtems*.
22500 * config/aarch64/rtems.h: New file.
22502 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
22505 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
22506 shift amount using %h. Add comment.
22508 2016-02-26 Richard Biener <rguenther@suse.de>
22509 Jeff Law <law@redhat.com>
22511 PR tree-optimization/69740
22512 * cfghooks.c (remove_edge): Request loop fixups if we delete
22513 an edge that might turn an irreducible loop into a natural
22516 2016-02-26 Martin Jambor <mjambor@suse.cz>
22518 PR middle-end/69920
22519 * tree-sra.c (sra_modify_assign): Do not remove loads of
22520 uninitialized aggregates to SSA_NAMEs.
22522 2016-02-26 Richard Henderson <rth@redhat.com>
22525 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
22526 pseudo in case the target rtx matches the source of the left
22529 2016-02-26 Martin Jambor <mjambor@suse.cz>
22532 * hsa.h (hsa_type_packed_p): Declare.
22533 * hsa.c (hsa_type_packed_p): New function.
22534 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
22536 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
22537 * hsa-brig.c (emit_basic_insn): Likewise.
22539 2016-02-26 Martin Jambor <mjambor@suse.cz>
22542 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
22544 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
22546 2016-02-26 Martin Jambor <mjambor@suse.cz>
22548 * hsa.h (is_a_helper): New overload for hsa_op_immed for
22549 hsa_op_with_type operands.
22550 (hsa_unsigned_type_for_type): Declare.
22551 * hsa.c (hsa_unsigned_type_for_type): New function.
22552 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
22553 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
22554 the finalizer. Do not emit extra move.
22556 2016-02-26 Martin Jambor <mjambor@suse.cz>
22558 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
22559 atomic operations in private segment.
22561 2016-02-26 Martin Jambor <mjambor@suse.cz>
22563 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
22564 statements to wi->info. Also disallow omp simd constructs.
22565 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
22566 for not gridifying. Dump special string for omp_for.
22568 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22571 * config/aarch64/aarch64.c (aarch64_set_current_function):
22572 Save/restore target globals when switching to
22573 target_option_default_node.
22575 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22578 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
22579 Return 0 if !SHIFT_COUNT_TRUNCATED.
22581 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22582 Eric Botcazou <ebotcazou@adacore.com>
22584 PR rtl-optimization/69891
22585 * dse.c (scan_insn): If we can't figure out memset arguments
22586 or they are non-constant, call clear_rhs_from_active_local_stores.
22588 2016-02-26 Martin Liska <mliska@suse.cz>
22590 * doc/extend.texi: Mention clog10, clog10f an clog10l
22591 in Builtins section.
22593 2016-02-26 Martin Liska <mliska@suse.cz>
22595 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
22597 (resolve_args_picking_1): Likewise.
22598 * dwarf2out.h (struct GTY): Likewise.
22600 2016-02-26 Martin Liska <mliska@suse.cz>
22602 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
22603 with flag_checking.
22604 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22606 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
22607 Martin Liska <mliska@suse.cz>
22609 * doc/install.texi: Mention --enable-valgrind-annotations.
22611 2016-02-26 Richard Biener <rguenther@suse.de>
22613 PR tree-optimization/69551
22614 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
22615 looking through aliases adjust DECL_PT_UID to refer to the
22616 ultimate alias target.
22618 2016-02-25 Martin Liska <mliska@suse.cz>
22620 PR middle-end/69919
22621 * alloc-pool.c (after_memory_report): New variable.
22622 * alloc-pool.h (base_pool_allocator ::release): Do not use
22623 the infrastructure if after_memory_report.
22624 * toplev.c (toplev::main): Mark after memory report.
22626 2016-02-25 Richard Biener <rguenther@suse.de>
22628 PR tree-optimization/48795
22629 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
22631 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
22634 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
22635 offloading is enabled and -fopenacc or -fopenmp is specified.
22636 (CRTOFFLOADEND): Likewise.
22637 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
22638 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22639 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
22640 (offload_objects_file_name): New static var.
22641 (tool_cleanup): Remove offload_objects_file_name file.
22642 (find_offloadbeginend): Replace with ...
22643 (find_crtoffloadtable): ... this.
22644 (run_gcc): Remove offload_argc and offload_argv.
22645 Get offload_objects_file_name from -foffload-objects=... option.
22646 Read names of object files with offload from this file, pass them to
22647 compile_images_for_offload_targets. Don't call find_offloadbeginend and
22648 don't pass offloadbegin and offloadend to the linker. Don't pass
22649 offload non-LTO files to the linker, because now they're not claimed.
22651 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
22654 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22655 on builtin_unreachable.
22657 2016-02-25 Jakub Jelinek <jakub@redhat.com>
22659 PR rtl-optimization/69896
22660 * regcprop.c: Include cfgrtl.h.
22661 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
22662 than remembered mode, either delete it (if noop_move_p), or
22663 treat like copy_p but not noop_p instruction.
22665 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22668 * dwarf2out.c (gen_variable_die): Work around buggy LTO
22669 - allow NULL decl for Fortran DW_TAG_common_block variables.
22671 2016-02-24 Jason Merrill <jason@redhat.com>
22673 * common.opt (flifetime-dse): Add -flifetime-dse=1.
22675 2016-02-24 Richard Biener <rguenther@suse.de>
22676 Jakub Jelinek <jakub@redhat.com>
22678 PR middle-end/69760
22679 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
22680 conditionally executed ops to well-defined overflow behavior.
22682 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22684 PR middle-end/69915
22685 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
22688 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22690 PR rtl-optimization/69886
22691 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
22692 argument. Use it when checking validity of set instructions.
22693 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
22694 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
22696 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
22697 * store-motion.c (find_moveable_store): Update
22698 can_assign_to_reg_without_clobbers_p callsite.
22700 2016-02-24 Richard Biener <rguenther@suse.de>
22702 PR middle-end/68963
22703 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
22705 (record_nonwrapping_iv): Do not fall back to the low/high bound
22706 for non-constant IV bases if the stmt is not always executed.
22708 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22710 * config/arm/arm-cores.def (cortex-a32): New entry.
22711 * config/arm/arm-tables.opt: Regenerate.
22712 * config/arm/arm-tune.md: Regenerate.
22713 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
22714 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
22715 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
22716 for -mcpu and -mtune.
22718 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22721 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
22722 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
22723 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
22724 (atomic_loaddi_1): Delete.
22725 (atomic_loaddi): Rewrite expander using the above changes.
22727 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22730 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
22733 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22734 Richard Biener <rguenth@suse.de>
22736 PR middle-end/69909
22737 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
22738 set_mem_attributes if tem is SSA_NAME which got expanded
22741 2016-02-24 Richard Biener <rguenther@suse.de>
22743 PR tree-optimization/69907
22744 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
22745 end of permutations for BB vectorization.
22747 2016-02-24 Christian Bruel <christian.bruel@st.com>
22749 * config/arm/arm-c.c (arm_option_override): Initialize
22750 target_option_current_node.
22751 * config/arm/arm.c (arm_pragma_target_parse): Replace
22752 build_target_option_node call by target_option_current_node.
22753 Set target_option_current_node.
22756 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
22759 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
22760 define_insn_and_split to define_insn.
22761 (zero_extendqi<mode>2_dot2): Same.
22762 (extendqi<mode>2_dot): Same.
22763 (extendqi<mode>2_dot2): Same.
22765 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22767 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
22768 and add bypass for AES{D,E} and AESMC pairs.
22769 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
22772 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22774 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
22775 series for reciprocal square root in Exynos M1.
22777 2016-02-23 Martin Sebor <msebor@redhat.com>
22780 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
22781 __builtin_alloca_with_align.
22783 2016-02-23 Richard Henderson <rth@redhat.com>
22785 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22786 (ix86_register_pragmas): Remove __seg_tls.
22787 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
22788 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
22789 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
22790 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
22791 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
22792 * doc/extend.texi (__seg_tls): Remove item.
22794 2016-02-23 Richard Biener <rguenther@suse.de>
22796 * alloc-pool.h (struct allocation_object): Make id member
22797 conditional on CHECKING_P again.
22798 (get_instance): Adjust.
22799 (base_pool_allocator): Likewise.
22801 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
22803 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
22804 (parallelize_loops): In OpenACC kernels mode, set n_threads to
22806 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
22808 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
22810 2016-02-23 Richard Biener <rguenther@suse.de>
22812 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
22813 * bitmap.h (struct bitmap_usage): Likewise.
22814 (bitmap_move): Declare.
22815 * bitmap.c (register_overhead): Take size_t argument.
22816 (bitmap_move): New function.
22817 * df-problems.c (df_rd_transfer_function): Use bitmap_move
22818 to properly account overhead.
22819 * tree.c (free_node): Use tree_size.
22821 2016-02-23 Jakub Jelinek <jakub@redhat.com>
22824 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
22825 when inverting comparison.
22828 * common.opt (Wunreachable-code): Add Warning flag.
22830 2016-02-23 Mark Wielaard <mjw@redhat.com>
22831 Jakub Jelinek <jakub@redhat.com>
22834 * cgraphunit.c (check_global_declaration): Check main_input_filename
22835 and DECL_SOURCE_FILE are not NULL.
22837 2016-02-23 Martin Jambor <mjambor@suse.cz>
22839 PR tree-optimization/69666
22840 * tree-sra.c (sra_modify_assign): Do not attempt to create
22841 default_def replacements for unscalarizable regions.
22843 2016-02-20 Mark Wielaard <mjw@redhat.com>
22846 * cgraphunit.c (check_global_declaration): Check level of
22847 warn_unused_const_variable and main_input_filename.
22848 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
22849 (-Wunused-variable): For C implies -Wunused-const-variable=1.
22850 (-Wunused-const-variable): Explain levels 1 and 2.
22852 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22855 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
22856 identical arguments. Formatting and spelling fixes.
22859 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
22864 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
22865 and m68k-devices.def.
22866 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
22867 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
22869 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
22871 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
22872 and HImode registers.
22874 2016-02-22 Richard Biener <rguenther@suse.de>
22876 PR tree-optimization/69882
22877 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
22878 preserve permutations present because of gaps.
22879 (vect_supported_load_permutation_p): Always continue checking
22880 permutations after vect_attempt_slp_rearrange_stmts.
22882 2016-02-22 Bin Cheng <bin.cheng@arm.com>
22884 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
22885 min_profitable_estimate, rather than min_profitable_iters.
22887 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22890 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
22891 SImode for last match_operand.
22893 2016-02-22 Martin Liska <mliska@suse.cz>
22895 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22896 return bitsize - 1 as the return value.
22898 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22902 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22903 Handle negative shift counts.
22904 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22905 force_reg on the shift constant.
22906 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22907 (lshrsi3_d): Handle negative shift counts.
22909 2016-02-22 Richard Biener <rguenther@suse.de>
22910 Tom de Vries <tom@codesourcery.com>
22912 * graph.c: Include dumpfile.h.
22913 (print_graph_cfg): Split into three overloads.
22914 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
22916 2016-02-22 Tom de Vries <tom@codesourcery.com>
22918 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
22921 2016-02-22 Richard Biener <rguenther@suse.de>
22924 * ipa-inline-transform.c (inline_call): When not updating
22925 overall summaries adjust self size by the growth estimate.
22926 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
22927 hash-set, do not update overall summaries here. Renamed from ...
22928 (inline_to_all_callers): ... this which is now wrapping the
22929 above and performing delayed overall summary update.
22930 (early_inline_small_functions): Delay updating of the overall
22933 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
22935 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
22938 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22941 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
22942 :%* in %:gt() argument.
22943 (greater_than_spec_func): Adjust for expecting only numbers,
22944 if there are more than two numbers, compare the last two.
22946 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
22948 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
22949 -Wnarrowing with -std.
22951 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22954 * expr.c (store_field): Don't use bit-field path if exp is
22955 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
22956 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
22957 and the assignment can be performed by bitwise copy. Formatting
22960 PR middle-end/69838
22961 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
22962 call copy_reg_eh_region_note_forward on before and/or after sequences
22963 and remove note from insn if it no longer can throw.
22966 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
22967 if TARGET_AVX512BW.
22969 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22971 * config/s390/vector.md: Add missing commutative operand markers
22972 to the patterns which qualify for one.
22973 * config/s390/vx-builtins.md: Likewise.
22975 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22977 * config/s390/vector.md (VI, VI_QHS): Add single element vector
22978 types to mode iterators.
22979 (vec_double): ... and mode attribute.
22980 * config/s390/vx-builtins.md (non_vec_int): Likewise.
22982 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22984 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
22985 Change the predicate of op2 from nonimmediate to general and let
22986 reload fix it if necessary.
22988 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22990 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
22992 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22994 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
22997 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22999 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
23000 * config/s390/s390.c (s390_expand_vec_movstr): New function.
23001 * config/s390/s390.md ("movstr<P:mode>"): Call
23002 s390_expand_vec_movstr.
23004 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23006 * config/s390/s390.md: Add missing output modifier for operand 1
23007 to print it as address properly.
23009 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23011 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
23012 * config/s390/2964.md: New file.
23013 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
23014 of insn grouping attributes depending on the CPU level.
23015 (s390_get_unit_mask): New function.
23016 (s390_sched_score): Remove the OOO from the scheduling macros.
23017 Add loop to calculate a score for the instruction mix.
23018 (s390_sched_reorder): Likewise plus improve debug output.
23019 (s390_sched_variable_issue): Rename macros as above. Calculate
23020 the unit distances after actually scheduling an insn. Improve
23022 (s390_sched_init): Clear last_scheduled_unit_distance array.
23023 * config/s390/s390.md: Include 2964.md.
23025 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23028 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
23029 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
23030 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
23031 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
23032 *avx512f_<code>v8div16qi2_mask_1): New insns.
23034 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23037 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
23040 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
23041 earlyclobber from target. Use wF constraint for fused memory
23043 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
23045 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23046 Martin Liska <mliska@suse.cz>
23049 * cfgexpand.c (asan_sanitize_stack_p): New function.
23050 (partition_stack_vars): Use the function.
23051 (expand_stack_vars): Likewise.
23052 (defer_stack_allocation): Likewise.
23053 (expand_used_vars): Likewise.
23055 2016-02-18 Richard Biener <rguenther@suse.de>
23057 PR middle-end/69553
23058 * fold-const.c (operand_equal_p): Properly compare offsets for
23059 IMAGPART_EXPR and ARRAY_REF.
23061 2016-02-18 Nick Clifton <nickc@redhat.com>
23065 * config/arm/arm.c (arm_option_override_internal): Disable
23066 interworking if the target does not support thumb instructions.
23067 (arm_reload_in_hi): Handle the case where a register to register
23068 move needs reloading because there is no simple pattern to handle
23070 (arm_reload_out_hi): Likewise.
23072 2016-02-18 Richard Biener <rguenther@suse.de>
23074 PR middle-end/69854
23075 * match.pd: Don't use fold_binary or fold_unary for folding
23078 2016-02-17 Jakub Jelinek <jakub@redhat.com>
23081 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
23082 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
23083 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
23084 warn on gimple_no_warning_p statements.
23086 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
23088 * doc/extend.texi (C++ Attributes): Correct description of
23089 warn_unused type attribute.
23091 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23093 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
23094 correct instruction.
23096 2016-02-17 Richard Biener <rguenther@suse.de>
23098 PR rtl-optimization/69609
23099 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
23100 (find_traces_1_round): When ending a trace update cached priority
23102 (bb_to_key): Use cached priority when available.
23103 (copy_bb): Initialize cached priority.
23104 (reorder_basic_blocks_software_trace_cache): Likewise.
23106 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23109 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
23111 (aarch64_comparison_operator): Break overly long line into two.
23112 (aarch64_comparison_operation): Likewise.
23113 * config/aarch64/aarch64.md (cstorecc4): Use
23114 aarch64_comparison_operator_mode instead of
23115 aarch64_comparison_operator.
23116 (cstore<mode>4): Likewise.
23117 (aarch64_cstore<mode>): Likewise.
23118 (*cstoresi_insn_uxtw): Likewise.
23119 (cstore<mode>_neg): Likewise.
23120 (*cstoresi_neg_uxtw): Likewise.
23122 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23125 * config/arm/predicates.md (arm_comparison_operator_mode):
23127 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
23128 instead of arm_comparison_operator.
23129 (*mov_negscc): Likewise.
23130 (*mov_notscc): Likewise.
23131 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
23132 (*thumb2_mov_negscc): Likewise.
23133 (*thumb2_mov_negscc_strict_it): Likewise.
23134 (*thumb2_mov_notscc): Likewise.
23135 (*thumb2_mov_notscc_strict_it): Likewise.
23137 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
23139 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
23140 Add missing return.
23142 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
23144 * config/visium/visium.c (machine_libfunc_index): New enum.
23145 (machine_libfuncs): New structure.
23146 (visium_libfuncs): New static variable.
23147 (TARGET_INIT_LIBFUNCS): Define to...
23148 (visium_init_libfuncs): ...this. New function.
23149 (expand_block_move_4): Use the appropriate libfunc.
23150 (expand_block_move_2): Likewise.
23151 (expand_block_move_1): Likewise.
23152 (expand_block_set_4): Likewise.
23153 (expand_block_set_2): Likewise.
23154 (expand_block_set_1): Likewise.
23155 (visium_trampoline_init): Likewise.
23157 2016-02-17 Nick Clifton <nickc@redhat.com>
23159 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
23160 TI's devices.csv file as of March 2016.
23162 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
23165 * opts-global.c (handle_common_deferred_options): Introduce and
23166 initialize two global variables to remember command-line options
23167 specifying a stack-limiting register.
23168 * opts.h: Add extern declarations of the two new global variables.
23169 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
23170 variable based on the values of the two new global variables.
23172 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23175 * common.opt (Wnonnull-compare): New warning.
23176 * doc/invoke.texi (-Wnonnull): Remove text about comparison
23177 of arguments against NULL.
23178 (-Wnonnull-compare): Document.
23179 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
23180 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
23181 * passes.def (pass_warn_nonnull_compare): Add.
23182 * gimple-ssa-nonnull-compare.c: New file.
23184 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23186 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
23187 AARCH64_EXTRA_TUNE_RECIP_SQRT.
23189 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23191 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
23192 reciprocal sqrt for -mlow-precision-recip-sqrt.
23194 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23195 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23197 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
23198 always use lane loads to construct non-constant vectors.
23200 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23202 * config/aarch64/aarch64.md
23203 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
23204 constraints for operand 3.
23205 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
23207 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23208 Richard Biener <rguenther@suse.de>
23210 PR tree-optimization/69820
23211 * tree-vect-patterns.c (type_conversion_p): Return false if
23212 *orig_type is unsigned single precision or boolean.
23213 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
23216 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23218 PR rtl-optimization/69764
23219 PR rtl-optimization/69771
23220 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
23221 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
23223 2016-02-16 Richard Biener <rguenther@suse.de>
23225 PR tree-optimization/69776
23226 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
23228 (indirect_refs_may_alias_p): Likewise.
23229 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
23230 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
23231 according to tbaa_p.
23232 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
23233 (optimize_stmt): For redundant store discovery do not allow tbaa.
23235 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
23237 PR tree-optimization/69714
23238 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
23239 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
23241 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
23243 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
23244 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
23245 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
23246 * config/arc/arc.c (arc_init): Check FPU options.
23247 (get_arc_condition_code): Handle new CC_FPU* modes.
23248 (arc_select_cc_mode): Likewise.
23249 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
23250 register pair only. Allow access for ARCv2 accumulator.
23251 (gen_compare_reg): Whenever we have FPU support use FPU compare
23253 (arc_reorg): Don't generate brcc insns when FPU compare
23254 instructions are involved.
23255 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
23256 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
23257 floating point emulation.
23258 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
23259 (REVERSE_CONDITION): Add new CC_FPU* modes.
23260 (TARGET_FP_SP_BASE): Define.
23261 (TARGET_FP_DP_BASE): Likewise.
23262 (TARGET_FP_SP_FUSED): Likewise.
23263 (TARGET_FP_DP_FUSED): Likewise.
23264 (TARGET_FP_SP_CONV): Likewise.
23265 (TARGET_FP_DP_CONV): Likewise.
23266 (TARGET_FP_SP_SQRT): Likewise.
23267 (TARGET_FP_DP_SQRT): Likewise.
23268 (TARGET_FP_DP_AX): Likewise.
23269 * config/arc/arc.md (ARCV2_ACC): New constant.
23270 (type): New fpu type attribute.
23271 (SDF): Conditional iterator.
23272 (cstore<mode>, cbranch<mode>): Change expand condition.
23273 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
23274 handles FPU/FPX cases as well.
23275 * config/arc/arc.opt (mfpu): New option.
23276 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
23278 (adddf3, muldf3, subdf3): Removed.
23279 * config/arc/predicates.md (proper_comparison_operator): Recognize
23281 * config/arc/fpu.md: New file.
23282 * doc/invoke.texi (ARC Options): Document mfpu option.
23284 2016-02-16 Richard Biener <rguenther@suse.de>
23286 PR rtl-optimization/69291
23287 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
23288 noce_operand_ok check.
23290 2016-02-16 Tom de Vries <tom@codesourcery.com>
23293 * omp-low.c (simd_clone_create): Remove call to
23294 symtab->call_cgraph_insertion_hooks.
23296 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23298 PR tree-optimization/69802
23299 * tree-ssa-reassoc.c (update_range_test): If op is
23300 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
23301 op == 1 test of precision 1 integral op, otherwise handle
23302 that case as op itself. Fix up formatting.
23303 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
23306 2016-02-16 Richard Biener <rguenther@suse.de>
23308 PR tree-optimization/69586
23309 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
23310 types for conversion sources.
23312 2016-02-16 Richard Biener <rguenther@suse.de>
23314 PR middle-end/69801
23315 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
23316 mask OEP_ADDRESS_OF.
23318 2016-02-16 Alan Modra <amodra@gmail.com>
23321 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
23322 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
23323 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
23325 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
23326 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
23327 (p8_fmrgow_<mode>): Likewise.
23328 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
23330 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
23331 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
23332 to use movdi_internal64. Remove op0_di.
23333 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
23335 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
23337 Add support for the FCCMP insn types
23339 * config/aarch64/aarch64.md (fccmp): Change insn type.
23340 (fccmpe): Likewise.
23341 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
23342 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
23343 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
23344 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
23345 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
23346 * config/arm/types.md (fccmps): Add new insn type.
23347 (fccmpd): Likewise.
23349 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
23351 * alias.c (get_alias_set): Fix a typo in comment.
23353 2016-02-15 Richard Biener <rguenther@suse.de>
23355 PR tree-optimization/69595
23356 * match.pd: Complete range test simplification to true.
23358 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
23360 PR rtl-optimization/69648
23361 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
23362 pic_offset_table_rtx.
23364 PR rtl-optimization/69752
23365 * ira.c (update_equiv_regs): When looking for more than a single SET,
23366 also take other side effects into account.
23368 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23370 * config/s390/s390.c (s390_function_profiler): Add a new sequence
23371 for z900+ CPUs in 31-bit mode.
23373 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23375 * common/config/s390/s390-common.c (s390_supports_split_stack):
23377 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
23378 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
23379 * config/s390/s390.c (struct machine_function): New field
23380 split_stack_varargs_pointer.
23381 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
23382 in s390_emit_prologue.
23383 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
23385 (morestack_ref): New global.
23386 (SPLIT_STACK_AVAILABLE): New macro.
23387 (s390_expand_split_stack_prologue): New function.
23388 (s390_live_on_entry): New function.
23389 (s390_va_start): Use split-stack vararg pointer if appropriate.
23390 (s390_asm_file_end): Emit the split-stack note sections.
23391 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23392 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23393 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23394 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23395 (split_stack_prologue): New expand.
23396 (split_stack_space_check): New expand.
23397 (split_stack_data): New insn.
23398 (split_stack_call): New expand.
23399 (split_stack_call_*): New insn.
23400 (split_stack_cond_call): New expand.
23401 (split_stack_cond_call_*): New insn.
23403 2016-02-15 Richard Biener <rguenther@suse.de>
23405 PR tree-optimization/69783
23406 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23407 Add trivially correct cases.
23409 2016-02-15 Tom de Vries <tom@codesourcery.com>
23412 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23414 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23416 2016-02-15 Richard Biener <rguenther@suse.de>
23418 PR tree-optimization/69776
23419 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23420 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23421 indicate whether we can use TBAA to disambiguate against stores.
23422 Use alias-set zero if not.
23423 (visit_reference_op_store): Do not use TBAA when looking up
23425 * tree-ssa-pre.c (compute_avail): Use TBAA here.
23426 (eliminate_dom_walker::before_dom_children): But not when looking
23427 up redundant stores.
23429 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
23431 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
23433 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23435 * config/i386/znver1.md
23436 (znver1_pop, znver1_pop_mem,
23437 znver1_load_imov_double_store,
23438 znver1_load_imov_direct_store,
23439 znver1_load_imov_direct_load,
23440 znver1_load_imov_double_load): Add new.
23441 (znver1_insn, znver1_insn_load): Add icmov type.
23442 (znver1_sseavx_fma,
23443 znver1_sseavx_fma_load,
23445 znver1_avx256_fma_load): Fix pipe usage.
23447 2016-02-14 Alan Modra <amodra@gmail.com>
23450 * reload.c (find_reloads_address_1): For pre/post-inc/dec
23451 with an invalid hard reg, reload just the reg not the entire
23452 pre/post-inc/dec address expression.
23454 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23457 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
23458 fixed R1_REG scratch reg.
23459 (sibcall_value_pcrel_fdpic): Likewise.
23461 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23465 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
23467 2016-02-12 Walter Lee <walt@tilera.com>
23469 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
23470 * config/tilegx/t-tilegx: Likewise.
23472 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23475 * diagnostic-show-locus.c (struct line_span): New struct.
23476 (layout::get_first_line): Delete.
23477 (layout::get_last_line): Delete.
23478 (layout::get_num_line_spans): New member function.
23479 (layout::get_line_span): Likewise.
23480 (layout::print_heading_for_line_span_index_p): Likewise.
23481 (layout::get_expanded_location): Likewise.
23482 (layout::calculate_line_spans): Likewise.
23483 (layout::m_first_line): Delete.
23484 (layout::m_last_line): Delete.
23485 (layout::m_line_spans): New field.
23486 (layout::layout): Update comment. Replace m_first_line and
23487 m_last_line with m_line_spans, replacing their initialization
23488 with a call to calculate_line_spans.
23489 (diagnostic_show_locus): When printing source lines and
23490 annotations, rather than looping over a single span
23491 of lines, instead loop over each line_span within
23492 the layout, with an inner loop over the lines within them.
23493 Call the context's start_span callback when changing line spans.
23494 * diagnostic.c (diagnostic_initialize): Initialize start_span.
23495 (diagnostic_build_prefix): Break out the building of the location
23496 part of the string into...
23497 (diagnostic_get_location_text): ...this new function, rewriting
23498 it from nested ternary expressions to a sequence of "if"
23500 (default_diagnostic_start_span_fn): New function.
23501 * diagnostic.h (diagnostic_start_span_fn): New typedef.
23502 (diagnostic_context::start_span): New field.
23503 (default_diagnostic_start_span_fn): New prototype.
23505 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23508 * gcc.c (driver::finalize): Fix cleanup of "specs".
23510 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23514 * gcc.c (driver::driver): Initialize m_option_suggestions.
23515 (driver::~driver): Clean up m_option_suggestions.
23516 (suggest_option): Convert to...
23517 (driver::suggest_option): ...this, and split out into
23518 driver::build_option_suggestions and find_closest_string.
23519 (driver::build_option_suggestions): New function, from
23520 first half of suggest_option. Special-case
23521 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
23522 the sanitizer_opts array. For options of enum types, add the
23523 various enum values to the candidate strings.
23524 (driver::handle_unrecognized_options): Remove "const".
23525 * gcc.h (driver::handle_unrecognized_options): Likewise.
23526 (driver::build_option_suggestions): New decl.
23527 (driver::suggest_option): New decl.
23528 (driver::m_option_suggestions): New field.
23529 * opts-common.c (add_misspelling_candidates): New function.
23530 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
23531 and make non-static.
23532 * opts.h (sanitizer_opts): New array decl.
23533 (add_misspelling_candidates): New function decl.
23534 * spellcheck.c (find_closest_string): New function.
23535 * spellcheck.h (find_closest_string): New function decl.
23537 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23539 PR rtl-optimization/69764
23540 PR rtl-optimization/69771
23541 * optabs.c (expand_binop_directly): For shift_optab_p, force
23542 convert_modes with VOIDmode if xop1 has VOIDmode.
23544 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
23547 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
23548 to correctly determine instrumentation thunks.
23550 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23553 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
23554 type by reference, force lhs on the call.
23557 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
23558 Compute retval and retbnd early in all cases if split_part_return_p
23559 and return_bb is not EXIT. Remove all clobber stmts and reset
23560 all debug stmts that refer to SSA_NAMEs defined in split part,
23561 except if it is retval, in that case replace the old retval with the
23562 lhs of the call to the split part.
23564 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23567 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23569 PR middle-end/66726
23570 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23571 whose result is used in PHI.
23572 (maybe_optimize_range_tests): Likewise.
23573 (final_range_test_p): Likweise.
23575 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23577 PR middle-end/66726
23578 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23579 whose result is used in PHI.
23580 (maybe_optimize_range_tests): Likewise.
23581 (final_range_test_p): Likweise.
23583 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23585 * cgraph.c: Spelling fixes - behaviour -> behavior and
23586 neighbour -> neighbor.
23587 * target.def: Likewise.
23588 * sel-sched.c: Likewise.
23589 * config/mips/mips.c: Likewise.
23590 * config/arc/arc.md: Likewise.
23591 * config/arm/cortex-a57.md: Likewise.
23592 * config/arm/arm.c: Likewise.
23593 * config/arm/neon.md: Likewise.
23594 * config/arm/arm-c.c: Likewise.
23595 * config/vms/vms-c.c: Likewise.
23596 * config/s390/s390.c: Likewise.
23597 * config/i386/znver1.md: Likewise.
23598 * config/i386/i386.c: Likewise.
23599 * config/ia64/hpux-unix2003.h: Likewise.
23600 * config/msp430/msp430.md: Likewise.
23601 * config/rx/rx.c: Likewise.
23602 * config/rx/rx.md: Likewise.
23603 * config/aarch64/aarch64-simd.md: Likewise.
23604 * config/aarch64/aarch64.c: Likewise.
23605 * config/nvptx/nvptx.c: Likewise.
23606 * config/bfin/bfin.c: Likewise.
23607 * config/cris/cris.opt: Likewise.
23608 * config/rs6000/rs6000.c: Likewise.
23609 * target.h: Likewise.
23610 * spellcheck.c: Likewise.
23611 * ira-build.c: Likewise.
23612 * tree-inline.c: Likewise.
23613 * builtins.c: Likewise.
23614 * lra-constraints.c: Likewise.
23615 * explow.c: Likewise.
23616 * hwint.h: Likewise.
23617 * targhooks.c: Likewise.
23618 * tree-vect-data-refs.c: Likewise.
23619 * expr.c: Likewise.
23620 * doc/tm.texi: Likewise.
23621 * doc/extend.texi: Likewise.
23622 * doc/install.texi: Likewise.
23623 * doc/md.texi: Likewise.
23624 * tree-ssa-tail-merge.c: Likewise.
23625 * sched-int.h: Likewise.
23626 * match.pd: Likewise.
23627 * sched-ebb.c: Likewise.
23628 * target.def (omit_struct_return_reg): Likewise.
23629 * gimple-ssa-isolate-paths.c: Likewise.
23630 (find_implicit_erroneous_behaviour): Renamed to...
23631 (find_implicit_erroneous_behavior): ... this.
23632 (find_explicit_erroneous_behaviour): Renamed to...
23633 (find_explicit_erroneous_behavior): ... this.
23634 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
23636 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
23638 PR rtl-optimization/64682
23639 PR rtl-optimization/69567
23640 PR rtl-optimization/69737
23641 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
23642 in I2 as well, just lose it.
23644 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23646 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
23648 (aarch64_last_printed_tune_string): Likewise.
23649 (aarch64_declare_function_name): Only output .arch assembler
23650 directive if it will be different from the previously output
23651 directive. Same for .tune comment but only if -dA is set.
23652 (aarch64_start_file): New function.
23653 (TARGET_ASM_FILE_START): Define.
23655 2016-02-11 David Malcolm <dmalcolm@redhat.com>
23658 * Makefile.in (PLUGIN_HEADERS): Add params.list.
23660 2016-02-11 Jakub Jelinek <jakub@redhat.com>
23663 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
23664 -Wmaybe-uninitialized warning.
23666 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
23669 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
23671 2016-02-11 Richard Biener <rguenther@suse.de>
23673 PR rtl-optimization/69291
23674 * ifcvt.c (noce_try_store_flag_constants): Do not allow
23675 subexpressions affected by changing the result.
23677 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
23680 * lra-constraints.c (curr_insn_transform): Find in/out operands
23681 for secondary memory moves. Update dups.
23683 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
23685 PR tree-optimization/69652
23686 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
23687 to nested loop, did source re-formatting, skip debug statements,
23688 add check on statement with volatile operand, remove dead scalar
23691 2016-02-10 Jakub Jelinek <jakub@redhat.com>
23692 Patrick Palka <ppalka@gcc.gnu.org>
23696 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
23697 calls if the return type is TREE_ADDRESSABLE.
23698 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23699 * ipa-split.c (split_function): Fix doubled "we" in comment.
23700 Use void return type for the split part even if
23701 !split_point->split_part_set_retval.
23703 2016-02-10 Bin Cheng <bin.cheng@arm.com>
23705 PR tree-optimization/68021
23706 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
23707 when computing the value of biv cand by itself.
23709 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23711 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
23712 (cortexa57_tunings): Likewise.
23713 (cortexa72_tunings): Likewise.
23714 (arch_macro_fusion_pair_p): Add support for AES fusion.
23715 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
23716 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
23717 Allow virtual registers before reload so early scheduling works.
23718 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
23719 correct latency and pipeline.
23720 (cortex_a57_crypto_complex): Likewise.
23721 (cortex_a57_crypto_xor): Likewise.
23722 (define_bypass): Add AES bypass.
23724 2016-02-10 Richard Biener <rguenther@suse.de>
23726 PR tree-optimization/69726
23727 * passes.def: Add DCE pass before late uninit.
23728 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
23729 really fixup if-conversions job.
23731 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23733 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
23734 (arm_cortex_a57_tune): Likewise.
23735 (aarch_macro_fusion_pair_p): Add support for AES fusion.
23736 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
23738 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
23740 * timevar.def (TV_PHASE_DBGINFO): Delete.
23741 (TV_PHASE_CHECK_DBGINFO): Likewise.
23742 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
23744 2016-02-10 Richard Biener <rguenther@suse.de>
23746 PR tree-optimization/69719
23747 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23748 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
23750 2016-02-09 Andrew Pinski <apinski@cavium.com>
23753 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
23754 get_vcond_mask_icode returns false.
23756 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
23759 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
23760 an ADDIS that adds a pointer to a large constant that sets the
23761 upper16 bits with a load operation.
23763 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23766 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
23768 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
23770 (vzipq_s16): Likewise.
23771 (vzipq_s32): Likewise.
23772 (vzipq_f32): Likewise.
23773 (vzipq_u8): Likewise.
23774 (vzipq_u16): Likewise.
23775 (vzipq_u32): Likewise.
23776 (vzipq_p8): Likewise.
23777 (vzipq_p16): Likewise.
23779 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23782 * config/arm/arm.c (neon_endian_lane_map): New function.
23783 (neon_vector_pair_endian_lane_map): New function.
23784 (arm_evpc_neon_vuzp): Allow for big endian lane order.
23785 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
23787 (vuzpq_s16): Likewise.
23788 (vuzpq_s32): Likewise.
23789 (vuzpq_f32): Likewise.
23790 (vuzpq_u8): Likewise.
23791 (vuzpq_u16): Likewise.
23792 (vuzpq_u32): Likewise.
23793 (vuzpq_p8): Likewise.
23794 (vuzpq_p16): Likewise.
23796 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
23799 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
23802 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
23804 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
23805 truncate const_int operand 1 to QImode.
23807 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
23809 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
23810 corresponding to an abnormal edge.
23812 2016-02-09 Tom de Vries <tom@codesourcery.com>
23814 PR tree-optimization/69599
23815 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
23817 (find_func_aliases_for_builtin_call, find_func_clobbers)
23818 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
23821 2016-02-09 Richard Biener <rguenther@suse.de>
23823 PR tree-optimization/69715
23824 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
23825 LHS on calls as non-rewritable.
23827 2016-02-09 Tom de Vries <tom@codesourcery.com>
23830 * lto-wrapper.c (append_diag_options): New function.
23831 (compile_offload_image): Call append_diag_options.
23833 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
23836 * doc/extend.texi (Flag Output Operands): Correct sectioning.
23837 Minor copy-edit to fix verb tenses.
23839 2016-02-08 Jakub Jelinek <jakub@redhat.com>
23841 PR tree-optimization/69209
23842 * ipa-split.c (split_function): If split part is not
23843 returning retval, retval has gimple type but is not
23844 gimple value, force it into a SSA_NAME first.
23846 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
23848 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
23851 2016-02-08 Jason Merrill <jason@redhat.com>
23854 * convert.c (convert_to_integer_1): Check dofold on truncation
23856 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
23857 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
23858 Rename from *_nofold.
23859 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
23860 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
23862 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
23865 * tree.c (build_common_tree_nodes): Remove short_double argument.
23866 All callers changed.
23867 * tree.h (build_common_tree_nodes): Adjust declaration.
23868 * doc/invoke.texi (-fshort-double): Remove documentation.
23869 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23870 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
23871 * lto-wrapper.c (merge_and_complain, append_compiler_options)
23872 (append_linker_options): Don't handle OPT_fshort_double.
23874 PR rtl-optimization/68730
23875 * lra-remat.c (insn_to_cand_activation): New static variable.
23876 (lra_remat): Allocate and free it.
23877 (create_cand): New arg activation. Initialize a field in
23878 insn_to_cand_activation if it is nonnull.
23879 (create_cands): Pass the activation insn to create_cand when making
23880 a candidate involving an output reload. Reorganize code a little.
23881 (do_remat): Keep track of active status of candidates in a separate
23884 2016-02-08 Richard Biener <rguenther@suse.de>
23886 PR tree-optimization/69719
23887 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23888 Properly use absolute of the difference of the two offsets to
23889 compare or adjust the segment length.
23891 2016-02-08 Richard Biener <rguenther@suse.de>
23892 Jeff Law <law@redhat.com>
23895 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23896 types for anonymous SSA names.
23898 2016-02-08 Richard Biener <rguenther@suse.de>
23900 PR rtl-optimization/69274
23901 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23903 2016-02-08 Jeff Law <law@redhat.com>
23905 PR tree-optimization/65917
23906 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23907 equivalences from if (x == y) style conditionals.
23908 (loop_depth_of_name): Remove.
23909 (record_equality): Remove loop depth check.
23910 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
23911 (const_and_copies::record_const_or_copy_raw): New member function.
23912 * tree-ssa-scopedtables.c
23913 (const_and_copies::record_const_or_copy_raw): New, factored out of
23914 (const_and_copies::record_const_or_copy): Call new member function.
23916 2016-02-05 Jeff Law <law@redhat.com>
23918 PR tree-optimization/68541
23919 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
23920 (count_stmts_in_block): New function.
23921 (poor_ifcvt_candidate_code): Likewise.
23922 (is_feasible_trace): Add some heuristics to determine when path
23923 splitting is profitable.
23924 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
23925 is a diamond with a single exit.
23927 2016-02-05 Martin Sebor <msebor@redhat.com>
23930 * doc/invoke.texi: Update -Wplacement-new to take an optional
23933 2016-02-06 Richard Henderson <rth@redhat.com>
23936 * tree.c (tree_nop_conversion_p): Do not strip casts into or
23937 out of non-standard address spaces.
23939 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23941 PR rtl-optimization/69691
23942 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
23944 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
23946 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
23947 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
23948 (*ieee128_mfvsrd_64bit): Likewise.
23949 (*ieee128_mfvsrd_32bit): Likewise.
23951 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
23955 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23957 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23958 instrumented_version.
23960 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
23962 * doc/invoke.texi (Optimize Options): In table of --param options
23963 rename second occurrence of tracer-min-branch-ratio to
23964 tracer-min-branch-probability, rename
23965 tracer-min-branch-ratio-feedback to
23966 tracer-min-branch-probability-feedback and clarify description,
23967 rename sched-spec-state-edge-prob-cutoff to
23968 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
23969 to selsched-insns-to-rename, rename lto-minpartition to
23970 lto-min-partition, delete reorder-blocks-duplicate and
23971 reorder-blocks-duplicate-feedback.
23973 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23975 * config/s390/s390.c (s390_register_info_set_ranges): Remove
23978 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23980 * doc/extend.texi: S/390: Correct some typos.
23982 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23984 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
23986 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23989 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
23990 (s390_register_info_gprtofpr): Use new macros above.
23991 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
23993 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
23994 its name. Adjust restore and save gpr ranges.
23995 (s390_register_info_set_ranges): New function.
23996 (s390_register_info): Use new macros above. Call
23997 s390_register_info_set_ranges.
23998 (s390_optimize_register_info): Likewise.
23999 (s390_hard_regno_rename_ok): Use new macros.
24000 (s390_hard_regno_scratch_ok): Likewise.
24001 (s390_emit_epilogue): Likewise.
24002 (s390_can_use_return_insn): Likewise.
24003 (s390_optimize_prologue): Likewise.
24004 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
24006 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24009 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
24011 (ix86_option_override_internal): Disable TARGET_STV even for
24012 -m{incoming,preferred}-stack-boundary=3.
24014 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24016 * config.gcc: Mark deprecated rtems targets as obsolete.
24018 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
24020 PR rtl-optimization/64682
24021 PR rtl-optimization/69567
24022 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
24023 before I2 only if the register is both used and set in I2.
24025 2016-02-04 DJ Delorie <dj@redhat.com>
24027 * config/msp430/msp430.c (msp430_start_function): Add function type.
24029 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24032 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
24034 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
24036 PR rtl-optimization/69577
24038 2015-10-29 Richard Henderson <rth@redhat.com>
24042 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
24043 sse check to the exact conditions of PR 67609.
24045 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24048 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
24049 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
24050 not allowed into the traditional Altivec registers.
24051 (movtd_64bit_nodm): Likewise.
24052 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
24054 2016-02-04 David Malcolm <dmalcolm@redhat.com>
24056 * config/aarch64/cortex-a57-fma-steering.c
24057 (aarch64_register_fma_steering): Remove "static" from arguments
24060 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
24063 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
24064 twice when complex.
24066 2016-02-04 Mike Frysinger <vapier@gentoo.org>
24068 * doc/invoke.texi: Delete -mno-fma4.
24070 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
24072 PR rtl-optimization/69577
24073 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
24074 (find_subregs_of_mode): Update accordingly. Iterate over partial
24077 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
24079 * config/arm/arm-protos.h (neon_reinterpret): Remove.
24080 * config/arm/arm.c (neon_reinterpret): Remove.
24081 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
24082 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
24083 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
24084 vreinterpretti): Remove.
24085 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
24086 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
24087 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
24088 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
24089 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
24090 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
24091 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
24092 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
24093 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
24094 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
24095 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
24096 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
24097 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
24098 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
24099 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
24100 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
24101 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
24102 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
24103 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
24104 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
24105 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
24106 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
24107 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
24108 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
24109 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
24110 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
24111 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
24112 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
24113 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
24114 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
24115 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
24116 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
24117 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
24118 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
24119 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
24120 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
24121 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
24122 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
24123 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
24124 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
24125 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
24126 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
24127 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
24128 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
24129 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
24130 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
24131 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
24132 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
24133 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
24134 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
24135 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
24136 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
24137 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
24138 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
24139 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
24140 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
24141 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
24142 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
24143 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
24144 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
24145 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
24146 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
24147 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
24148 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
24149 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
24150 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
24151 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
24152 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
24153 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
24154 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
24155 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
24156 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
24157 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
24158 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
24159 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
24160 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
24161 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
24162 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
24163 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
24164 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
24165 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
24166 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
24167 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
24168 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
24169 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
24170 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
24171 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
24172 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
24173 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
24174 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
24175 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
24176 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
24177 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
24178 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
24179 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
24180 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
24181 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
24182 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
24183 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
24184 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
24185 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
24186 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
24187 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
24189 2016-02-04 Martin Liska <mliska@suse.cz>
24192 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
24193 that are gimple_store_p.
24194 (maybe_instrument_call): Likewise.
24196 2016-02-04 Bin Cheng <bin.cheng@arm.com>
24198 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
24199 register scaling out of memory reference and comment why.
24201 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24205 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
24206 folding the source of a SET.
24208 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24212 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
24213 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
24215 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
24219 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
24222 2016-02-04 Christian Bruel <christian.bruel@st.com>
24224 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
24225 * config/arm/arm.c (arm_set_current_function): Likewise.
24227 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24228 Ilya Enkovich <enkovich.gnu@gmail.com>
24229 H.J. Lu <hongjiu.lu@intel.com>
24232 * config/i386/i386.c (convert_scalars_to_vector): Remove
24233 stack alignment fixes.
24234 (ix86_option_override_internal): Disable TARGET_STV if stack
24235 might not be aligned enough.
24236 (ix86_minimum_alignment): Assert that TARGET_STV is false.
24238 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
24240 * config/i386/x86-tune.def: Disable default prefetching
24243 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
24244 Vladimir Makarov <vmakarov@redhat.com>
24247 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
24248 in validating fused toc addresses.
24250 2016-02-03 Jakub Jelinek <jakub@redhat.com>
24253 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
24254 range->m_caret fields if range->m_show_caret_p is false.
24257 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24258 Force oldval into register if it does not satisfy reg_or_short_operand
24259 predicate. Fix up formatting.
24261 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
24262 Alexandre Oliva <aoliva@redhat.com>
24265 * lra-constraints.c (simplify_operand_subreg): Check additionally
24266 address validity after potential reloading.
24267 (process_address_1): Check insns validity. In case of failure do
24270 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
24273 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
24276 2016-02-02 Jakub Jelinek <jakub@redhat.com>
24278 * wide-int.cc (canonize_uhwi): New function.
24279 (wi::divmod_internal): Use it.
24281 2016-02-02 James Norris <jnorris@codesourcery.com>
24283 * gimplify.c (omp_notice_variable): Add usage check.
24285 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
24287 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
24288 like LE, GE, LT, GT when emitting relational operator.
24290 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24292 * ira-costs.c (find_costs_and_classes): Add extra argument.
24293 * target.def (ira_change_pseudo_allocno_class): Add parameter.
24294 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
24295 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
24296 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
24297 Add best_class parameter, and return it if not ALL_REGS.
24298 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
24300 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
24301 Update target hook.
24303 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24305 * config/aarch64/aarch64.c
24306 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
24307 (aarch64_ira_change_pseudo_allocno_class): New function.
24309 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
24312 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
24314 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24316 * config/avr/avr.c (avr_option_override): Set
24317 PARAM_ALLOW_STORE_DATA_RACES to 1.
24319 2016-02-02 Richard Biener <rguenther@suse.de>
24321 PR tree-optimization/69595
24322 * match.pd: Add range test simplifications to true/false.
24324 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
24326 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
24327 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
24330 2016-02-02 Richard Biener <rguenther@suse.de>
24332 PR tree-optimization/69606
24333 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
24334 info on the result before moving a stmt.
24336 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
24338 PR middle-end/68542
24339 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
24340 branch with vector comparison.
24341 * config/i386/sse.md (VI48_AVX): New mode iterator.
24342 (define_expand "cbranch<mode>4): Add support for conditional branch
24343 with vector comparison.
24344 * tree-vect-loop.c (optimize_mask_stores): New function.
24345 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
24346 has_mask_store field of vect_info.
24347 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
24348 vectorized loops having masked stores after vec_info destroy.
24349 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
24350 correspondent macros.
24351 (optimize_mask_stores): Add prototype.
24353 2016-02-02 Alan Modra <amodra@gmail.com>
24356 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
24359 2016-02-02 Alan Modra <amodra@gmail.com>
24362 * config/rs6000/rs6000.c (need_toc_init): New var, set it
24363 whenever toc_label_name used.
24364 (rs6000_file_start): Don't set up toc section here,
24365 (rs6000_output_function_epilogue): do so here instead,
24366 (rs6000_xcoff_file_start): and here.
24367 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
24368 (load_toc_aix_di): Likewise.
24370 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24372 PR rtl-optimization/69592
24373 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
24374 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
24375 (num_sign_bit_copies_binary_arith_p): New inline function.
24376 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
24378 2016-02-01 Jeff Law <law@redhat.com>
24380 PR tree-optimization/69580
24381 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
24382 * tree-ssa-threadbackward.c
24383 (fsm_find_control_statement_thread_paths): Do not try to walk
24384 through large PHI nodes.
24386 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24388 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
24389 when count is incremented above limit, don't analyze further
24392 * omp-low.c (oacc_parse_default_dims): Avoid
24393 -Wsign-compare warning, make sure value fits into int
24394 rather than just unsigned int.
24396 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24398 PR tree-optimization/67921
24399 * fold-const.c (split_tree): New parameters. Convert pointer
24400 type variable part to proper type before negating.
24401 (fold_binary_loc): Pass new arguments to split_tree.
24403 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24405 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24406 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24407 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24408 * doc/tm.texti: Rebuilt.
24409 * doc/invoke.texi (fopenacc-dim): Document.
24410 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24411 (append_compiler_options): Likewise.
24412 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24413 (oacc_parse_default_dims): New.
24414 (oacc_validate_dims): Add USED arg. Select non-unity default when
24416 (oacc_loop_fixed_partitions): Return mask of used partitions.
24417 (oacc_loop_auto_partitions): Emit dump info.
24418 (oacc_loop_partition): Return mask of used partitions.
24419 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24420 loop partitioning and validation calls.
24422 2016-02-01 Richard Biener <rguenther@suse.de>
24424 PR middle-end/69556
24425 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
24427 2016-02-01 Richard Biener <rguenther@suse.de>
24429 PR tree-optimization/69574
24430 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
24431 of asserting return chrec_dont_know.
24433 2016-02-01 Martin Liska <mliska@suse.cz>
24435 * mem-stats-traits.h: Add copyright header.
24436 * mem-stats.h: Likewise.
24438 2016-02-01 Richard Biener <rguenther@suse.de>
24440 PR tree-optimization/69579
24441 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
24442 Do not propagate through abnormal PHI results.
24444 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
24446 * postreload.c (reload_cse_simplify): Remove dead code.
24448 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24450 PR rtl-optimization/69570
24451 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
24452 if there is more than one set, not if there is a single set.
24454 2016-02-01 Richard Henderson <rth@redhat.com>
24457 * combine.c (make_compound_operation): When looking through a
24458 subreg, make sure to re-extend to the width of the outer mode.
24460 2016-01-30 Jakub Jelinek <jakub@redhat.com>
24462 PR tree-optimization/69546
24463 * wide-int.cc (wi::divmod_internal): For unsigned division
24464 where both operands fit into uhwi, if o1 is 1 and o0 has
24465 msb set, if divident_prec is larger than bits per hwi,
24466 clear another quotient word and return 2 instead of 1.
24467 Similarly for remainder with msb in HWI set, if dividend_prec
24468 is larger than bits per hwi.
24470 2016-01-29 Martin Jambor <mjambor@suse.cz>
24472 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
24473 Use short lowercase names.
24474 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
24475 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
24476 acq_rel one. Protect warning agains segfaults if
24477 get_memory_order_name returns NULL.
24478 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
24479 with release semantics. Do not warn if get_memory_order already did.
24480 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
24481 semantics. Fix check for relaxed or acquire semantics. Do not warn
24482 if get_memory_order already did.
24484 2016-01-29 Sebastian Pop <s.pop@samsung.com>
24486 * doc/install.texi: Document that isl-0.16 is supported.
24488 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
24491 * config/i386/constraints.md (Bm): Describe as special memory
24493 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
24494 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24495 * genpreds.c (struct constraint_data): Add is_special_memory.
24496 (have_special_memory_constraints, special_memory_start): New
24498 (special_memory_end): Ditto.
24499 (add_constraint): Add new arg is_special_memory. Add code to
24500 process its true value. Update have_special_memory_constraints.
24501 (process_define_constraint): Pass the new arg.
24502 (process_define_register_constraint): Ditto.
24503 (choose_enum_order): Process special memory.
24504 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
24505 function insn_extra_special_memory_constraint.
24506 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24507 * gensupport.c (process_rtx): Process
24508 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24509 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
24510 * ira-lives.c (single_reg_class): Use
24511 insn_extra_special_memory_constraint.
24512 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
24513 * lra-constraints.c (process_alt_operands): Ditto.
24514 (curr_insn_transform): Use insn_extra_special_memory_constraint.
24515 * recog.c (asm_operand_ok, preprocess_constraints): Process
24517 * reload.c (find_reloads): Ditto.
24518 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
24519 * stmt.c (parse_input_constraint): Use
24520 insn_extra_special_memory_constraint.
24522 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24525 * lra-splill.c (lra_final_code_change): Revert r229087 by
24526 removing all sub-registers.
24528 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
24531 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
24533 2016-01-29 Jakub Jelinek <jakub@redhat.com>
24536 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
24537 SSE1, copy target into the temporary reg first before recursing
24540 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24542 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
24545 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24547 * ginclude/stdarg.h: Test __cplusplus instead of
24548 __GXX_EXPERIMENTAL_CXX0X__.
24550 2016-01-29 Richard Biener <rguenther@suse.de>
24552 PR tree-optimization/69547
24553 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
24554 Do not mark clobbers necessary.
24555 (mark_all_reaching_defs_necessary_1): Likewise.
24557 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24559 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
24560 declaration name with %qs and print it in both error messages.
24561 Also fix indentation.
24563 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24566 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
24567 trailing blank line from error message.
24569 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24572 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
24575 2016-01-29 Richard Biener <rguenther@suse.de>
24577 PR middle-end/69537
24578 * match.pd: Allow all integral types when simplifying a
24579 widening or sign-changing conversion.
24581 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24583 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
24584 back to setting codegen_error to fail codegen.
24586 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
24589 * config/i386/constraints.md (C): Only accept constant zero operand.
24590 (BC): New constraint.
24591 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
24592 instead of C constraint.
24593 * doc/md.texi (Machine Constraints): Update description
24596 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
24599 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
24601 2016-01-28 Jakub Jelinek <jakub@redhat.com>
24603 PR middle-end/69542
24604 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
24607 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
24609 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
24610 branches if using guessed profile.
24612 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
24614 * graphite-optimize-isl.c (optimize_isl): Fix dump.
24616 2016-01-28 Richard Henderson <rth@redhat.com>
24619 * config/aarch64/aarch64-modes.def (CC_Cmode): New
24620 * config/aarch64/aarch64-protos.h: Update.
24621 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
24622 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
24623 (aarch64_get_condition_code_1): Handle CC_Cmode.
24624 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
24625 (*add<mode>3_compareC_cconly_imm): New.
24626 (*add<mode>3_compareC_cconly): New.
24627 (*add<mode>3_compareC_imm): New.
24628 (add<mode>3_compareC): New.
24629 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
24630 to be first. Use aarch64_carry_operation.
24631 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
24632 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
24633 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
24634 (subti3): Use subdi3_compare1.
24635 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
24636 (sub<mode>3_compare1): New.
24637 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
24638 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
24639 (*subsi3_carryin_uxtw): Likewise.
24640 (*ngc<mode>, *ngcsi_uxtw): Likewise.
24641 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
24642 * config/aarch64/iterators.md (DWI): New.
24643 * config/aarch64/predicates.md (aarch64_carry_operation): New.
24644 (aarch64_borrow_operation): New.
24646 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24648 * graphite-optimize-isl.c (optimize_isl): Print a different debug
24649 message when isl does not return a valid schedule.
24651 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24653 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
24654 Remove comments from class declarations: they are already in the code
24657 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24659 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
24661 (ternary_op_to_tree): Same.
24662 (unary_op_to_tree): Same.
24663 (nary_op_to_tree): Same.
24664 (gcc_expression_from_isl_expr_op): Same.
24665 (gcc_expression_from_isl_expression): Same.
24666 (graphite_create_new_loop): Same.
24667 (graphite_create_new_loop_guard): Same.
24668 (build_iv_mapping): Same.
24669 (graphite_create_new_guard): Same.
24670 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
24671 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
24673 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24675 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
24676 instead of setting codegen_error to fail codegen.
24678 2016-01-28 Jason Merrill <jason@redhat.com>
24680 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
24682 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24684 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24685 Remove CONST_INT_P check in CCMP cost calculation.
24687 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24689 * config/aarch64/aarch64.c (generic_vector_cost):
24690 Set vec_permute_cost.
24691 (cortexa57_vector_cost): Likewise.
24692 (exynosm1_vector_cost): Likewise.
24693 (xgene1_vector_cost): Likewise.
24694 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
24695 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
24696 Add vec_permute_cost entry.
24698 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24700 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
24702 (add<mode>3_compare0): Likewise.
24703 (addsi3_compare0_uxtw): Likewise.
24704 (add<mode>3nr_compare0): Likewise.
24705 (compare_neg<mode>): Likewise.
24706 (<optab><mode>3): Likewise.
24708 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
24710 * tree-vect-stmts.c (vectorizable_comparison): Add
24711 NULL check for vectype.
24713 2016-01-28 Richard Biener <rguenther@suse.de>
24715 PR tree-optimization/69466
24716 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
24717 Account for PHIs we couldn't duplicate.
24719 2016-01-28 Martin Liska <mliska@suse.cz>
24722 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
24723 instead of ENABLE_VALGRIND_CHECKING.
24725 2016-01-27 Richard Henderson <rth@redhat.com>
24728 * lra-remat.c (subreg_regs): New.
24729 (dump_candidates_and_remat_bb_data): Dump it.
24730 (operand_to_remat): Reject if operand in subreg_regs.
24731 (set_bb_regs): Collect subreg_regs.
24732 (lra_remat): Init and free subreg_regs. Compute
24733 calculate_local_reg_remat_bb_data before create_cands.
24735 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
24738 * config/i386/i386.c (ix86_update_stack_boundary): Don't
24739 change stack_alignment_needed for __tls_get_addr call.
24741 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
24743 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
24745 2016-01-27 Jeff Law <law@redhat.com>
24747 PR tree-optimization/68398
24748 PR tree-optimization/69196
24749 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
24750 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
24751 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24752 Only count PHIs in the last block in the path. The others will
24753 const/copy propagate away. Add heuristic to allow more irreducible
24754 subloops to be created when it is likely profitable to do so.
24756 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24757 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
24758 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
24760 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24763 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
24764 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
24765 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
24766 * tree-streamer-in.c: Include asan.h.
24767 (streamer_get_builtin_tree): For builtins in sanitizer
24768 range call initialize_sanitizer_builtins and retry.
24770 2016-01-27 Ian Lance Taylor <iant@google.com>
24772 * common.opt (fkeep-gc-roots-live): New undocumented option.
24773 * tree-ssa-loop-ivopts.c (add_candidate_1): If
24774 -fkeep-gc-roots-live, skip pointers.
24775 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
24778 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
24781 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
24782 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
24784 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
24787 * configure.ac: NetBSD provides SSP in its C library.
24788 * configure: Updated.
24790 2016-01-27 Richard Biener <rguenther@suse.de>
24792 PR tree-optimization/69166
24793 * tree-vect-loop.c (vect_is_simple_reduction): Always check
24794 reduction code for commutativity / associativity.
24796 2016-01-27 Martin Jambor <mjambor@suse.cz>
24798 PR tree-optimization/69355
24799 * tree-sra.c (analyze_access_subtree): Correct hole detection when
24800 total_scalarization fails.
24802 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
24804 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
24807 2016-01-27 Christian Bruel <christian.bruel@st.com>
24810 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
24811 Move arm_reset_previous_fndecl and set_target_option_current_node in
24812 the conditional part. Call save_restore_target_globals.
24813 * config/arm/arm.c (arm_set_current_function):
24814 Refactor to better support #pragma target and attribute mix.
24815 Call save_restore_target_globals.
24816 * config/arm/arm-protos.h (save_restore_target_globals): New function.
24818 2016-01-27 Martin Liska <mliska@suse.cz>
24820 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
24821 reference for an HSA kernel and its host function.
24823 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24825 PR tree-optimization/69399
24826 * wide-int.h (wi::lrshift): For larger precisions, only
24827 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
24829 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
24831 * config/arc/predicates.md (proper_comparison_operator): Reject
24832 constant-constant comparison.
24834 2016-01-26 Tom de Vries <tom@codesourcery.com>
24836 PR tree-optimization/69110
24837 * tree-data-ref.c (initialize_data_dependence_relation): Handle
24838 DR_NUM_DIMENSIONS == 0.
24840 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24841 Sebastian Pop <s.pop@samsung.com>
24843 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
24844 isl_ast_op_cond and isl_ast_op_select.
24845 (gcc_expression_from_isl_expr_op): Same.
24847 2016-01-26 Jason Merrill <jason@redhat.com>
24850 * tree.c (recompute_constructor_flags): Split out from
24852 (verify_constructor_flags): New.
24853 * tree.h: Declare them.
24855 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
24857 PR rtl-optimization/69217
24858 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
24859 are no TYPE_FIELDS set for the record type.
24861 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24864 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
24865 toc_label_name unconditionally.
24866 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
24867 SYMBOL_REF string. Use toc_label_name instead of constructing
24869 (rs6000_elf_declare_function_name): Use toc_label_name instead of
24870 constructing LCTOC1.
24872 2016-01-26 Martin Sebor <msebor@redhat.com>
24875 * doc/extend.texi (Common Type Attributes): Move text that talks about
24876 attribute packed from attribute aligned to the section discussing
24877 the former attribute for clarity.
24879 2016-01-26 Richard Henderson <rth@redhat.com>
24881 PR middle-end/60908
24882 * trans-mem.c (tm_region_init): Mark entry block as visited.
24884 2016-01-26 David Malcolm <dmalcolm@redhat.com>
24887 * diagnostic-show-locus.c (layout::print_source_line): Replace
24888 call to pp_newline with call to layout::print_newline.
24889 (layout::print_annotation_line): Likewise.
24890 (layout::move_to_column): Likewise.
24891 (layout::print_any_fixits): After printing any fixits, print a
24892 trailing newline, if necessary.
24893 (layout::print_newline): New method, resetting any colorization
24895 (diagnostic_show_locus): Move the pp_newline to before the
24896 early bailout. Remove dummy block enclosing the layout instance.
24897 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24898 of pp_newline_and_flush with pp_flush.
24899 (diagnostic_append_note): Delete use of pp_newline.
24900 (diagnostic_append_note_at_rich_loc): Delete.
24901 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24902 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24903 when newline characters are added to the buffer.
24905 2016-01-26 Michael Matz <matz@suse.de>
24907 * configure.ac (ac_cv_std_swap_in_utility): New test.
24908 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24909 * configure: Regenerate.
24910 * config.in: Regenerate.
24912 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
24914 * config/arc/arc.md (cstoresi4): Force operand into register.
24915 (arcset<code>): Fix predicate.
24916 (arcsetltu): Likewise.
24917 (arcsetgeu): Likewise.
24918 (arcsethi): Likewise.
24919 (arcsetls): Likewise.
24921 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24923 PR tree-optimization/69483
24924 * gimple-fold.c (canonicalize_constructor_val): Return NULL
24925 if base has error_mark_node type.
24927 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
24930 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
24931 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
24933 (vget_lane_f16): Handle big-endian.
24934 (vgetq_lane_f16): Likewise.
24935 (vset_lane_f16): Likewise.
24936 (vsetq_lane_f16): Likewise.
24937 * config/arm/iterators.md (VQXMOV): Add V8HF.
24938 (VDQ): Add V4HF and V8HF.
24939 (V_reg): Handle V4HF and V8HF.
24940 (Is_float_mode): Likewise.
24941 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
24942 neon_vdup_nv8hf): New patterns.
24943 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
24944 Use VD_LANE iterator.
24945 (neon_vld1_dup<mode>): Use VQ2 iterator.
24947 2016-01-26 Nathan Sidwell <nathan@acm.org>
24949 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
24950 (set_oacc_fn_attrib): Add IS_KERNEL arg.
24951 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
24952 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
24953 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
24954 (oacc_validate_dims): Add LEVEL arg, don't return level.
24955 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
24956 oacc_validate_dims.
24957 (execute_oacc_device_lower): Adjust, add more dump output.
24958 * tree-ssa-loop.c (gate_oacc_kernels): Use
24959 oacc_fn_attrib_kernels_p.
24960 * tree-parloops.c (create_parallel_loop): Adjust
24961 set_oacc_fn_attrib call.
24963 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24966 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
24967 (append_compiler_options): Handle -fcilkplus.
24968 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
24970 2016-01-26 Nick Clifton <nickc@redhat.com>
24973 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
24974 been marked as DECL_ONE_ONLY but we do not the means to make it
24975 so, then do not allow it to bind locally.
24977 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24980 * opts.h (parse_sanitizer_options): New prototype.
24981 * opts.c (sanitizer_opts): New array.
24982 (parse_sanitizer_options): New function.
24983 (common_handle_option): Use parse_sanitizer_options.
24985 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
24988 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
24989 alignment adjustment to ...
24990 (ix86_update_stack_boundary): Here. Don't over-align stack for
24992 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
24993 if __tls_get_addr is called.
24995 2016-01-26 Christian Bruel <christian.bruel@st.com>
24997 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
24999 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
25001 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
25003 2016-01-26 Richard Biener <rguenther@suse.de>
25005 PR middle-end/69467
25006 * match.pd: Guard X * CST CMP 0 pattern with single_use.
25008 2016-01-26 Richard Biener <rguenther@suse.de>
25010 PR tree-optimization/69452
25011 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
25012 (move_computations_dom_walker::before_dom_children): Rename
25014 (move_computations_worker): This.
25015 (move_computations): Perform an RPO rather than a DOM walk.
25017 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25020 * combine.c (combine_instructions): For REG_EQUAL note with
25021 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
25022 to the underlying register.
25023 * doc/rtl.texi (REG_EQUAL): Document the behavior of
25024 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
25026 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
25029 * config/aarch64/aarch64-builtins.c
25030 (aarch64_init_simd_builtin_types): Do not set structural
25031 equality to __Poly{8,16,64,128}_t types.
25033 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
25035 PR tree-optimization/69400
25036 * wide-int.cc (wi_pack): Take the precision as argument and
25037 perform canonicalization here rather than in the callers.
25038 Use the main loop to handle all full-width HWIs. Add a
25039 zero HWI if in_len isn't a full result.
25040 (wi::divmod_internal): Update accordingly.
25041 (wi::mul_internal): Likewise. Simplify.
25043 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25044 Sebastian Pop <s.pop@samsung.com>
25046 * graphite-poly.c (apply_poly_transforms): Simplify.
25047 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
25048 (print_isl_map): Same.
25049 (print_isl_union_map): Same.
25050 (print_isl_schedule): New.
25051 (debug_isl_schedule): New.
25052 * graphite-dependences.c (scop_get_reads): Do not call
25053 isl_union_map_add_map that is undocumented isl functionality.
25054 (scop_get_must_writes): Same.
25055 (scop_get_may_writes): Same.
25056 (scop_get_original_schedule): Remove.
25057 (scop_get_dependences): Do not call isl_union_map_compute_flow that
25058 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
25059 (compute_deps): Remove.
25060 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
25061 (debug_schedule_ast): New.
25062 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
25063 set_separate_option.
25064 (graphite_regenerate_ast_isl): Add dump.
25065 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
25066 from scop->transformed_schedule.
25067 (graphite_regenerate_ast_isl): Add more dump.
25068 * graphite-optimize-isl.c (optimize_isl): Set
25069 scop->transformed_schedule. Check whether schedules are equal.
25070 (apply_poly_transforms): Move here.
25071 * graphite-poly.c (apply_poly_transforms): ... from here.
25072 (free_poly_bb): Static.
25073 (free_scop): Static.
25074 (pbb_number_of_iterations_at_time): Remove.
25075 (print_isl_ast): New.
25076 (debug_isl_ast): New.
25077 (debug_scop_pbb): New.
25078 * graphite-scop-detection.c (print_edge): Move.
25079 (print_sese): Move.
25080 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
25081 (build_scop_scattering): Remove.
25082 (create_pw_aff_from_tree): Assert instead of bailing out.
25083 (add_condition_to_pbb): Remove unused code, do not fail.
25084 (add_conditions_to_domain): Same.
25085 (add_conditions_to_constraints): Remove.
25086 (build_scop_context): New.
25087 (add_iter_domain_dimension): New.
25088 (build_iteration_domains): Initialize pbb->iterators.
25089 Call add_conditions_to_domain.
25092 (index_outermost_in_loop): New.
25093 (index_pbb_in_loop): New.
25094 (outermost_pbb_in): New.
25095 (add_in_sequence): New.
25096 (add_outer_projection): New.
25097 (outer_projection_mupa): New.
25098 (add_loop_schedule): New.
25099 (build_schedule_pbb): New.
25100 (build_schedule_loop): New.
25101 (embed_in_surrounding_loops): New.
25102 (build_schedule_loop_nest): New.
25103 (build_original_schedule): New.
25104 (build_poly_scop): Call build_original_schedule.
25105 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
25106 (free_poly_dr): Remove.
25107 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
25108 (free_poly_bb): Remove.
25109 (debug_loop_vec): Remove.
25110 (print_isl_ast): Declare.
25111 (debug_isl_ast): Declare.
25112 (scop_do_interchange): Remove.
25113 (scop_do_strip_mine): Remove.
25114 (scop_do_block): Remove.
25115 (flatten_all_loops): Remove.
25116 (optimize_isl): Remove.
25117 (pbb_number_of_iterations_at_time): Remove.
25118 (debug_scop_pbb): Declare.
25119 (print_schedule_ast): Declare.
25120 (debug_schedule_ast): Declare.
25121 (struct scop): Remove schedule. Add original_schedule,
25122 transformed_schedule.
25123 (free_gimple_poly_bb): Remove.
25124 (print_generated_program): Remove.
25125 (debug_generated_program): Remove.
25126 (unify_scattering_dimensions): Remove.
25127 * sese.c (print_edge): ... here.
25128 (print_sese): ... here.
25129 (debug_edge): ... here.
25130 (debug_sese): ... here.
25131 * sese.h (print_edge): Declare.
25132 (print_sese): Declare.
25133 (dump_edge): Declare.
25134 (dump_sese): Declare.
25136 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25137 Sebastian Pop <s.pop@samsung.com>
25139 * Makefile.in: Set ISLVER in site.exp.
25141 2016-01-25 Jakub Jelinek <jakub@redhat.com>
25143 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
25144 DECL_VALUE_EXPR of new_var even for the non-array case. Look
25145 through DECL_VALUE_EXPR for expansion.
25147 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
25149 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
25150 the frame info after reload completed.
25152 2016-01-25 Jeff Law <law@redhat.com>
25154 PR tree-optimization/69196
25155 PR tree-optimization/68398
25156 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
25157 tree-ssa-threadupdate.c.
25158 (determine_bb_domination_status): Prototype
25159 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
25160 (determine_bb_domination_status): No longer static.
25161 (valid_jump_thread_path): Remove code to detect characteristics
25162 of the jump thread path not associated with correctness.
25163 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
25164 Correct test for thread path length. Count PHIs for real operands as
25165 statements that need to be copied. Do not count ASSERT_EXPRs.
25166 Look at all the blocks in the thread path. Compute and selectively
25167 filter thread paths based on threading through the latch, threading
25168 a multiway branch or crossing a multiway branch.
25170 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25172 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
25173 decl with __attribute__ ((unused)) annotation.
25175 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
25178 * tree-vect-stmts.c (vectorizable_condition): Check vectype
25179 of operands is compatible with a statement vectype.
25181 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
25183 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
25184 improve wording for mixed storage order support.
25186 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
25188 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
25189 (vcvt_u64_f64): Likewise.
25190 (vcvta_s64_f64): Likewise.
25191 (vcvta_u64_f64): Likewise.
25192 (vcvtm_s64_f64): Likewise.
25193 (vcvtm_u64_f64): Likewise.
25194 (vcvtn_s64_f64): Likewise.
25195 (vcvtn_u64_f64): Likewise.
25196 (vcvtp_s64_f64): Likewise.
25197 (vcvtp_u64_f64): Likewise.
25199 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
25201 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
25202 (arc_init): Check validity mll64 option.
25203 (arc_save_restore): Use double load/store instruction.
25204 (arc_expand_movmem): Likewise.
25205 (arc_split_move): Don't split if we have double load/store
25206 instructions. Returns a boolean.
25207 (arc_process_double_reg_moves): Change function to return boolean
25208 instead of a sequence of instructions.
25209 (arc_dwarf_register_span): New function.
25210 * config/arc/arc-protos.h (arc_split_move): Change prototype.
25211 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
25212 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
25213 (*movdf_insn): Likewise.
25214 * config/arc/arc.opt (mll64): New option.
25215 * config/arc/predicates.md (even_register_operand): New predicate.
25216 * doc/invoke.texi (ARC Options): Add mll64 documentation.
25218 2016-01-25 Richard Biener <rguenther@suse.de>
25221 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
25222 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
25224 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
25226 2016-01-25 Richard Biener <rguenther@suse.de>
25228 PR tree-optimization/69376
25229 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
25231 (VN_INFO_ANTI_RANGE_P): New inline.
25232 (VN_INFO_RANGE_TYPE): Likewise.
25233 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
25234 SSA_NAME_ANTI_RANGE_P.
25235 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
25236 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25237 Properly query VN_INFO_RANGE_TYPE.
25239 2016-01-25 Nick Clifton <nickc@redhat.com>
25242 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
25244 2016-01-23 Tom de Vries <tom@codesourcery.com>
25246 PR tree-optimization/69426
25247 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
25250 2016-01-23 Jakub Jelinek <jakub@redhat.com>
25252 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
25253 "the the" with "the" in the comments.
25254 * ipa-devirt.c (build_type_inheritance_graph,
25255 update_type_inheritance_graph): Likewise.
25256 * tree.c (build_function_type_list_1): Likewise.
25257 * cfgloopmanip.c (scale_loop_profile): Likewise.
25258 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
25259 * gimple-ssa-split-paths.c
25260 (find_block_to_duplicate_for_splitting_paths): Likewise.
25261 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
25262 * expr.c (convert_move): Likewise.
25263 * var-tracking.c (vt_stack_adjustments): Likewise.
25264 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
25265 * tree-vrp.c (test_for_singularity): Likewise.
25267 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
25268 directly instead of building a temporary tree.
25271 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
25272 remove <algorithm> include.
25274 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25277 * config/i386/i386.c: Include dojump.h.
25278 (expand_small_movmem_or_setmem,
25279 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
25281 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
25282 if dynamic_check != -1.
25284 2016-01-21 Jeff Law <law@redhat.com>
25286 PR middle-end/69347
25287 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
25288 record_temporary_equivalences. Rewritten to avoid unnecessary calls
25289 into dominated_by_p.
25290 (cprop_into_successor_phis): Avoid unnecessary tests.
25292 2016-01-22 Richard Henderson <rth@redhat.com>
25295 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
25296 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
25298 2016-01-22 Michael Matz <matz@suse.de>
25300 * system.h (string, algorithm): Include only conditionally.
25301 (new): Include always under C++.
25302 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
25303 * final.c (toplevel): Ditto.
25304 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
25305 * genconditions.c (write_header): Make gencondmd.c define
25307 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
25309 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
25310 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
25312 2016-01-22 Christian Bruel <christian.bruel@st.com>
25315 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
25317 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25320 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
25321 define_insn_and_split. Ensure operands[1] and operands[0] do not
25322 get assigned the same register.
25324 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
25326 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
25328 2016-01-22 Christian Bruel <christian.bruel@st.com>
25330 * config/arm/arm-c.c (arm_pragma_target_parse):
25331 Remove warn_builtin_macro_redefined overwrite.
25333 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25335 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
25336 flag_non_call_exceptions compatibility.
25338 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25341 * dwarf2out.c (add_child_die_after): New function.
25342 (dwarf_qual_info_t): New type.
25343 (dwarf_qual_info): New variable.
25344 (qualified_die_p): New function.
25345 (modified_type_die): For -fdebug-types-section, ensure
25346 canonical order of qualifiers. Put qualified DIEs adjacent
25347 to the corresponding non-qualified type DIE and search there
25348 for existing qualified DIEs.
25350 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25352 * doc/extend.texi (scalar_storage_order type attribute): Document
25353 restriction on type punning and aliasing, and remove future tense.
25355 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
25358 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
25361 2016-01-21 Jeff Law <law@redhat.com>
25363 PR middle-end/69347
25364 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
25365 useless call to record_temporary_equivalences.
25366 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
25367 allocate 10 slots in the bb_path vector and let it grow as needed.
25368 (fsm_find_control_statement_thread_paths): Similarly for the next_path
25371 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25373 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
25375 * configure: Regenerate.
25377 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
25379 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
25380 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
25382 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
25384 PR middle-end/66178
25385 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
25386 drop EXPAND_INITIALIZER.
25387 * rtl.h (contains_symbolic_reference_p): Declare.
25388 * rtlanal.c (contains_symbolic_reference_p): New function.
25389 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25390 a subtraction into a NOT if symbolic constants are involved.
25392 2016-01-21 Anton Blanchard <anton@samba.org>
25393 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25396 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25398 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25401 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25403 * config/microblaze/microblaze.c
25404 (get_branch_target): New.
25405 (insert_wic_for_ilb_runout): New.
25407 (microblaze_machine_dependent_reorg): New.
25408 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25409 * config/microblaze/microblaze.md
25410 (UNSPEC_IPREFETCH): Define.
25411 (iprefetch): New pattern
25412 * config/microblaze/microblaze.opt
25413 (mxl-prefetch): New flag.
25415 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25417 * config/microblaze/microblaze.h
25418 (FIXED_REGISTERS): Update in macro.
25419 (CALL_USED_REGISTERS): Update in macro.
25421 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
25423 PR rtl-optimization/68920
25424 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
25427 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
25429 PR rtl-optimization/68990
25430 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
25431 pseudo instead of inheritance ones.
25433 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25434 Nick Clifton <nickc@redhat.com>
25438 * config/mips/mips.c (mips_compute_frame_info): Initialise
25439 args_size and hard_frame_pointer_offset fields of the frame
25440 structure before calling mips_global_pointer.
25442 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25444 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
25446 * configure: Regenerate.
25448 2016-01-21 Richard Biener <rguenther@suse.de>
25450 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
25452 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25454 * config/s390/s390.c (s390_asm_declare_function_size): Add code
25455 to actually emit the .size directive.
25457 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
25458 Jakub Jelinek <jakub@redhat.com>
25462 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
25463 args array size by one to avoid buffer overflow.
25465 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25467 * config/s390/s390.md (pool_section_start): Use switch_to_section
25468 to select proper read-only data section instead of hardcoding
25470 (pool_section_end): Use switch_to_section to match the above.
25472 2016-01-21 Richard Biener <rguenther@suse.de>
25474 PR tree-optimization/69378
25475 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
25476 (set_ssa_val_to): Use it for dominance checks taking into
25477 account not executable edges.
25479 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25482 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
25483 for bitsize instead of GET_MODE_PRECISION (mode).
25485 2016-01-20 Martin Sebor <msebor@redhat.com>
25488 * extend.texi (__sync Builtins): Clarify the semantics of
25489 __sync_fetch_and_OP built-ins on pointers.
25490 (__atomic Builtins): Same.
25492 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25493 Sebastian Pop <s.pop@samsung.com>
25495 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
25496 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
25497 (is_valid_rename): Same.
25498 (translate_isl_ast_to_gimple::get_rename): Same.
25499 (translate_isl_ast_to_gimple::rename_all_uses): Same.
25500 (translate_isl_ast_to_gimple::rename_uses): Same.
25501 (get_new_name): Check for close_phi nodes.
25502 (copy_loop_phi_args): Use phi_node_kind.
25503 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
25504 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
25506 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25507 Sebastian Pop <s.pop@samsung.com>
25509 Revert commit r229783.
25510 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
25511 Remove use of parameter_rename_map.
25512 (copy_def): Remove.
25513 (copy_internal_parameters): Remove.
25514 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
25515 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
25516 (free_sese_info): Do not free parameter_rename_map.
25517 (set_rename): Do not use parameter_rename_map.
25518 (rename_uses): Update call to set_rename.
25519 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
25520 * sese.h (parameter_rename_map_t): Remove.
25521 (struct sese_info_t): Remove field parameter_rename_map.
25523 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25524 Sebastian Pop <s.pop@samsung.com>
25526 * graphite-isl-ast-to-gimple.c: Fix comment.
25527 * graphite-scop-detection.c (defined_in_loop_p): New.
25528 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
25529 names defined in loop.
25531 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25532 Sebastian Pop <s.pop@samsung.com>
25534 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
25535 Discard unstructured if-then-else regions.
25537 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25538 Sebastian Pop <s.pop@samsung.com>
25540 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
25541 (cleanup_loop_iter_dom): Remove.
25542 (build_loop_iteration_domains): Remove.
25543 (build_scop_context): Remove.
25544 (build_scop_iteration_domain): Remove.
25545 (add_loop_constraints): New.
25546 (build_iteration_domains): New.
25547 (build_poly_scop): Call build_iteration_domains.
25549 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25550 Sebastian Pop <s.pop@samsung.com>
25552 * graphite-scop-detection.c
25553 (scop_detection::harmful_loop_in_region): Free dom and loops.
25554 (scop_detection::loop_body_is_valid_scop): Free bbs.
25556 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25557 Sebastian Pop <s.pop@samsung.com>
25559 * graphite-scop-detection.c (record_loop_in_sese): New.
25560 (gather_bbs::before_dom_children): Call record_loop_in_sese.
25561 (build_scops): Remove call to build_sese_loop_nests.
25562 * sese.c (sese_record_loop): Remove.
25563 (build_sese_loop_nests): Remove.
25564 (new_sese_info): Remove region->loops.
25565 (free_sese_info): Same.
25566 * sese.h (sese_contains_loop): Same.
25567 (build_sese_loop_nests): Remove.
25568 (sese_contains_loop): Remove.
25570 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25571 Sebastian Pop <s.pop@samsung.com>
25573 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
25574 loop_is_valid_in_scop.
25575 (scop_detection::harmful_stmt_in_region): Renamed
25576 harmful_loop_in_region.
25577 Call loop_is_valid_in_scop.
25579 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25580 Sebastian Pop <s.pop@samsung.com>
25582 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
25585 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25586 Sebastian Pop <s.pop@samsung.com>
25588 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
25589 * graphite.h (struct poly_bb): Remove field is_reduction.
25590 (PBB_IS_REDUCTION): Remove.
25592 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25593 Sebastian Pop <s.pop@samsung.com>
25595 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
25596 (add_pdr_constraints): Same.
25597 (scop_get_reads): Same.
25598 (scop_get_must_writes): Same.
25599 (scop_get_may_writes): Same.
25600 (scop_get_original_schedule): Same.
25601 (extend_schedule): Same.
25602 (apply_schedule_on_deps): Same.
25603 (carries_deps): Same.
25604 (compute_deps): Same.
25605 (scop_get_dependences): Same.
25606 * graphite-isl-ast-to-gimple.c
25607 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
25608 * graphite-optimize-isl.c (get_schedule_for_band): Same.
25609 (get_schedule_for_band_list): Same.
25610 (get_schedule_map): Same.
25611 (apply_schedule_map_to_scop): Same.
25612 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
25613 (build_loop_iteration_domains): Same.
25614 (add_condition_to_pbb): Same.
25615 (add_param_constraints): Same.
25616 (pdr_add_memory_accesses): Same.
25617 (pdr_add_data_dimensions): Same.
25619 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25621 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
25624 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25626 * common.opt (feliminate-dwarf2-dups): Replace references to
25627 "DWARF 2" with just "DWARF".
25628 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
25629 * doc/extend.texi: Likewise.
25630 * doc/cpp.texi: Likewise.
25631 * doc/invoke.texi: Likewise.
25632 (Option Summary): Add -gdwarf to list of Debugging Options.
25633 (Debugging Options): Document -gdwarf.
25634 * doc/contrib.texi: Spell "DWARF" like that.
25636 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25638 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
25639 warning. Fix up formatting.
25641 PR middle-end/67653
25642 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
25643 attempt to mark memory input operand addressable and
25644 call prepare_gimple_addressable in that case. Don't adjust
25645 input_location for diagnostics, use error_at instead.
25647 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
25649 * config/rs6000/ppc-auxv.h: New file.
25650 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
25651 (cpu_is): Likewise.
25652 (cpu_supports): Likewise.
25653 * config/rs6000/rs6000.c: include "ppc-auxv.h".
25654 (cpu_is_info): New variable.
25655 (cpu_supports_info): Likewise.
25656 (tcb_verification_symbol): Likewise.
25657 (cpu_builtin_p): Likewise.
25658 (cpu_expand_builtin): New function.
25659 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
25660 (rs6000_init_builtins): Likewise.
25661 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
25662 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
25663 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
25664 * configure: Regenerate.
25665 * config.in: Likewise.
25666 * doc/extend.texi (PowerPC Built-in Functions): Document
25667 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
25669 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
25672 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
25674 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
25677 2016-01-20 Richard Henderson <rth@redhat.com>
25683 * tree.c (tm_define_builtin): New.
25684 (find_tm_vector_type): New.
25685 (build_tm_vector_builtins): New.
25686 (build_common_builtin_nodes): Call it.
25688 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
25690 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
25691 (arm_fp_ok): Likewise.
25692 (arm_fp): Likewise.
25693 (arm_crypto): Likewise.
25695 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
25696 Richard Biener <rguenther@suse.de>
25698 PR tree-optimization/69328
25699 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
25700 vectors have same number of elements.
25701 (vectorizable_condition): Fix masked version recognition.
25703 2016-01-20 Richard Biener <rguenther@suse.de>
25705 PR tree-optimization/69345
25706 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
25707 (VN_INFO_PTR_INFO): Likewise.
25708 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
25709 info when it is equal between non-dominating SSA names.
25710 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25711 Make sure to look at original SSA infos.
25713 2016-01-20 Jeff Law <law@redhat.com>
25716 * config/m68k/predicates.md (pow2_m1_operand): New predicate
25718 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
25719 (pc_or_label_operand): New predicate.
25720 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
25721 tests for small integers that are 2^n - 1.
25723 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
25725 * doc/invoke.texi (Options Summary): Add '.' after @xref.
25727 2016-01-19 Jeff Law <law@redhat.com>
25729 PR middle-end/69347
25730 * tree-ssa-threadbackwards.c
25731 (fsm_find_control_statement_thread_paths): Do not try to lookup
25732 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
25734 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
25736 * doc/lto.texi: Remove text that says only Gold has linker plugin
25739 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
25741 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
25742 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
25743 the DIE accordingly.
25744 (modified_type_die): Add REVERSE parameter and pass it recursively,
25745 as well as to base_type_die. Adjust presence check accordingly.
25746 (base_type_for_mode): Adjust call to modified_type_die.
25747 (add_type_attribute): Add REVERSE parameter and pass it to
25749 (generic_parameter_die): Adjust call to add_type_attribute.
25750 (add_scalar_info): Likewise.
25751 (add_subscript_info): Likewise.
25752 (gen_array_type_die): Likewise.
25753 (gen_descr_array_type_die): Likewise.
25754 (gen_entry_point_die): Likewise.
25755 (gen_enumeration_type_die): Likewise.
25756 (gen_formal_parameter_die): Likewise.
25757 (gen_subprogram_die): Likewise.
25758 (gen_variable_die ): Likewise.
25759 (gen_const_die): Likewise.
25760 (gen_field_die): Likewise.
25761 (gen_pointer_type_die): Likewise.
25762 (gen_reference_type_die): Likewise.
25763 (gen_ptr_to_mbr_type_die): Likewise.
25764 (gen_inheritance_die): Likewise.
25765 (gen_subroutine_type_die): Likewise.
25766 (gen_typedef_die): Likewise.
25767 (force_type_die): Adjust call to modified_type_die.
25769 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
25771 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
25772 flow throughout the file. Fix broken link to Objective-C 2.0
25774 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
25777 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25779 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
25781 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25784 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
25785 (maybe_record_node): Record cxa_pure_virtual as the only possible
25786 target if there are not ohter candidates.
25787 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
25789 2016-01-19 Richard Biener <rguenther@suse.de>
25791 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
25792 (get_memory_order): Likewise.
25794 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
25796 * tree-vect-stmts.c (vectorizable_store): Check
25799 2016-01-19 David Malcolm <dmalcolm@redhat.com>
25802 * gcc.c (driver::decode_argv): Add call to
25803 init_opts_obstack before init_options_struct.
25804 * opts.c (init_opts_obstack): Remove idempotency.
25805 (init_options_struct): Replace call to init_opts_obstack
25806 with a gcc_assert to verify that it has already been called.
25807 * toplev.c (toplev::main): Add call to init_opts_obstack before
25808 calls to init_options_struct.
25809 (toplev::finalize): Move cleanup of opts_obstack next to
25810 cleanup of save_decoded_options, clearing the latter, and
25811 save_decoded_options_count.
25813 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25816 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
25817 attribute to unconditional. Remove %? from output template.
25819 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25820 Jiong Wang <jiong.wang@arm.com>
25822 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
25823 generated from different expand order.
25825 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25827 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25828 Add support for CCMP costing.
25830 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25832 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
25833 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
25834 (fccmpe<mode>): Likewise.
25835 (fcmp): Rename to fcmp and globalize pattern.
25837 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
25838 (aarch64_gen_ccmp_next): Add FP support.
25840 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25842 * target.def (gen_ccmp_first): Update documentation.
25843 (gen_ccmp_next): Likewise.
25844 * doc/tm.texi (gen_ccmp_first): Update documentation.
25845 (gen_ccmp_next): Likewise.
25846 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
25847 expand_ccmp_expr_1. Improve comments.
25848 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
25849 (ccmp_ior<mode>): Remove pattern.
25850 (cmp<mode>): Remove expand.
25851 (cmp): Globalize pattern.
25852 (cstorecc4): Use cc_register.
25853 (mov<mode>cc): Remove ccmp_cc_register check.
25854 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
25855 Simplify after removal of CC_DNE/* modes.
25856 (aarch64_ccmp_mode_to_code): Remove.
25857 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
25858 In 'k' case use integer as condition.
25859 (aarch64_nzcv_codes): Remove inverted cases.
25860 (aarch64_code_to_ccmode): Remove.
25861 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
25862 comparison with CC register to be used in folowing CCMP/branch/CSEL.
25863 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
25864 pattern. Return the comparison with CC register. Invert conditions
25865 when bitcode is OR.
25866 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
25867 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
25869 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25871 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25872 instrumented_version.
25874 2016-01-19 Richard Biener <rguenther@suse.de>
25876 PR tree-optimization/69336
25877 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
25878 handled components with get_ref_base_and_extent.
25879 (equal_mem_array_ref_p): Adjust.
25881 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25884 * shrink-wrap.c: Include valtrack.h.
25885 (move_insn_for_shrink_wrap): Add DEBUG argument. If
25886 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
25887 in between insn and where it will be moved to. Call
25888 dead_debug_insert_temp.
25889 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
25890 first and dead_debug_local_finish at the end.
25891 For uses and defs bitmap, handle all regs in between REGNO and
25892 END_REGNO, not just the first one.
25894 2016-01-19 Richard Biener <rguenther@suse.de>
25896 PR tree-optimization/69352
25897 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25898 (equal_mem_array_ref_p): Constrain size and max size properly.
25899 Compare the reverse flag.
25901 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25903 * ira.c (ira): Update regstat data if we deleted insns.
25905 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25907 PR rtl-optimization/68955
25908 PR rtl-optimization/64557
25909 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25910 here. Fix up formatting.
25911 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
25913 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25916 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
25917 assume that the node has body.
25918 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
25921 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25923 * lto-streamer-out.c (lto_output): Do not stream instrumentation
25926 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25928 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
25929 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
25931 2016-01-19 Martin Jambor <mjambor@suse.cz>
25932 Martin Liska <mliska@suse.cz>
25933 Michael Matz <matz@suse.de>
25935 * Makefile.in (OBJS): Add new source files.
25936 (GTFILES): Add hsa.c.
25937 * common.opt (disable_hsa): New variable.
25938 (-Whsa): New warning.
25939 * config.in (ENABLE_HSA): New.
25940 * configure.ac: Treat hsa differently from other accelerators.
25941 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
25942 $enable_offloading.
25943 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
25944 * doc/install.texi (Configuration): Document --with-hsa-runtime,
25945 --with-hsa-runtime-include, --with-hsa-runtime-lib and
25946 --with-hsa-kmt-lib.
25947 * doc/invoke.texi (-Whsa): Document.
25948 (hsa-gen-debug-stores): Likewise.
25949 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
25950 to invoke offload compiler for hsa acclerator.
25951 * opts.c (common_handle_option): Determine whether HSA offloading
25952 should be performed.
25953 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
25954 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
25955 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
25956 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
25957 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
25958 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
25959 GF_OMP_FOR_KIND_GRID_LOOP.
25960 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
25961 (pp_gimple_stmt_1): Likewise.
25962 * gimple-walk.c (walk_gimple_stmt): Likewise.
25963 * gimple.c (gimple_build_omp_grid_body): New function.
25964 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
25965 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
25966 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
25967 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
25968 GF_OMP_TEAMS_GRID_PHONY.
25969 (gimple_statement_omp_single_layout): Updated comments.
25970 (gimple_build_omp_grid_body): New function.
25971 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
25972 (gimple_omp_for_grid_phony): New function.
25973 (gimple_omp_for_set_grid_phony): Likewise.
25974 (gimple_omp_parallel_grid_phony): Likewise.
25975 (gimple_omp_parallel_set_grid_phony): Likewise.
25976 (gimple_omp_teams_grid_phony): Likewise.
25977 (gimple_omp_teams_set_grid_phony): Likewise.
25978 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
25979 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
25980 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
25981 (BUILT_IN_GOMP_TARGET): Updated type.
25982 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
25983 (adjust_for_condition): New function.
25984 (get_omp_for_step_from_incr): Likewise.
25985 (extract_omp_for_data): Moved parts to adjust_for_condition and
25986 get_omp_for_step_from_incr.
25987 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
25988 (fixup_child_record_type): Bail out if receiver_decl is NULL.
25989 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
25990 (scan_omp_parallel): Do not create child functions for phony
25992 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
25993 (scan_omp_1_op): Checking assert we are not remapping to
25994 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
25995 (parallel_needs_hsa_kernel_p): New function.
25996 (expand_parallel_call): Register apprpriate parallel child
25997 functions as HSA kernels.
25998 (grid_launch_attributes_trees): New type.
25999 (grid_attr_trees): New variable.
26000 (grid_create_kernel_launch_attr_types): New function.
26001 (grid_insert_store_range_dim): Likewise.
26002 (grid_get_kernel_launch_attributes): Likewise.
26003 (get_target_argument_identifier_1): Likewise.
26004 (get_target_argument_identifier): Likewise.
26005 (get_target_argument_value): Likewise.
26006 (push_target_argument_according_to_value): Likewise.
26007 (get_target_arguments): Likewise.
26008 (expand_omp_target): Call get_target_arguments instead of looking
26009 up for teams and thread limit.
26010 (grid_expand_omp_for_loop): New function.
26011 (grid_arg_decl_map): New type.
26012 (grid_remap_kernel_arg_accesses): New function.
26013 (grid_expand_target_kernel_body): New function.
26014 (expand_omp): Call it.
26015 (lower_omp_for): Do not emit phony constructs.
26016 (lower_omp_taskreg): Do not emit phony constructs but create for them
26017 a temporary variable receiver_decl.
26018 (lower_omp_taskreg): Do not emit phony constructs.
26019 (lower_omp_teams): Likewise.
26020 (lower_omp_grid_body): New function.
26021 (lower_omp_1): Call it.
26022 (grid_reg_assignment_to_local_var_p): New function.
26023 (grid_seq_only_contains_local_assignments): Likewise.
26024 (grid_find_single_omp_among_assignments_1): Likewise.
26025 (grid_find_single_omp_among_assignments): Likewise.
26026 (grid_find_ungridifiable_statement): Likewise.
26027 (grid_target_follows_gridifiable_pattern): Likewise.
26028 (grid_remap_prebody_decls): Likewise.
26029 (grid_copy_leading_local_assignments): Likewise.
26030 (grid_process_kernel_body_copy): Likewise.
26031 (grid_attempt_target_gridification): Likewise.
26032 (grid_gridify_all_targets_stmt): Likewise.
26033 (grid_gridify_all_targets): Likewise.
26034 (execute_lower_omp): Call grid_gridify_all_targets.
26035 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
26036 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
26037 (tree_omp_clause): Added union field dimension.
26038 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
26039 * tree.c (omp_clause_num_ops): Added number of arguments of
26040 OMP_CLAUSE__GRIDDIM_.
26041 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
26042 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
26043 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
26044 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
26045 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
26046 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
26047 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
26048 * tree-pass.h (make_pass_gen_hsail): Declare.
26049 (make_pass_ipa_hsa): Likewise.
26050 * ipa-hsa.c: New file.
26051 * lto-section-in.c (lto_section_name): Add hsa section name.
26052 * lto-streamer.h (lto_section_type): Add hsa section.
26053 * timevar.def (TV_IPA_HSA): New.
26054 * hsa-brig-format.h: New file.
26055 * hsa-brig.c: New file.
26056 * hsa-dump.c: Likewise.
26057 * hsa-gen.c: Likewise.
26060 * toplev.c (compile_file): Call hsa_output_brig.
26061 * hsa-regalloc.c: New file.
26063 2016-01-18 Jeff Law <law@redhat.com>
26065 PR tree-optimization/69320
26066 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
26067 ranged object, do nothing if the RHS constant is not [0..1].
26068 (optimize_stmt): Comparing a boolean ranged object against a
26069 constant outside [0..1] results in a compile-time constant.
26071 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
26074 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
26076 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26077 (Option Summary): Update to reflect new section and moved options.
26078 (C++ Dialect Options): Move -fstats to new section.
26079 (Debugging Options): Move all dump, statistics, and other GCC
26080 developer options to new section. Rewrite section introduction
26081 and re-order remaining options to put the more basic ones first.
26082 (Optimization Options): Move -fira-verbose and -flto-report* to
26084 (Developer Options): New section incorporating moved options.
26085 * doc/cppopts.texi (-dM): Update cross-reference.
26087 2016-01-18 Richard Henderson <rth@redhat.com>
26090 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
26091 operands to pseudo only if CSE is expected. Split long immediate
26092 operands only after reload, and for the stack pointer.
26093 (*add<GPI>3_pluslong): Remove.
26094 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
26095 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
26096 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
26097 (*add<GPI>3 peepholes): New.
26098 (*add<GPI>3 splitters): New.
26099 * config/aarch64/constraints.md (Upl): New.
26100 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
26102 2016-01-18 Richard Biener <rguenther@suse.de>
26104 PR tree-optimization/69297
26105 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
26107 (vect_bb_vectorization_profitable_p): Clear visited flag again.
26109 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
26111 PR middle-end/68542
26112 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
26113 of mixind vector and scalar types.
26114 (fold_relational_const): Add handling of vector
26115 comparison with boolean result.
26116 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
26117 comparison of vector operands with boolean result for EQ/NE only.
26118 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
26119 (verify_gimple_cond): Likewise.
26120 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
26123 2016-01-18 Joseph Myers <joseph@codesourcery.com>
26125 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
26128 2016-01-18 Richard Biener <rguenther@suse.de>
26130 PR middle-end/69308
26131 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
26133 2016-01-18 Tom de Vries <tom@codesourcery.com>
26135 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
26137 2016-01-18 Tom de Vries <tom@codesourcery.com>
26139 * omp-low.c (set_oacc_fn_attrib): Make extern.
26140 * omp-low.h (set_oacc_fn_attrib): Declare.
26141 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
26142 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
26143 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
26144 Add and handle function parameter oacc_kernels_p.
26145 (find_reduc_addr, get_omp_data_i_param): New function.
26146 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
26147 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
26148 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
26149 Calculate dominance info. Skip loops that are not in a kernels region
26150 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
26151 (pass_parallelize_loops::execute): Call parallelize_loops with
26152 oacc_kernels_p argument.
26153 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
26154 New member function.
26155 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
26156 * passes.def: Add argument to pass_parallelize_loops instantation.
26158 2016-01-18 Tom de Vries <tom@codesourcery.com>
26160 * tree-parloops.c (pass_parallelize_loops::execute): Allow
26161 pass_parallelize_loops to be run outside the loop pipeline.
26163 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26165 * tree-scalar-evolution.c (follow_copies_to_constant): New.
26166 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
26168 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26171 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
26172 using get_ref_base_and_extent.
26173 (equal_mem_array_ref_p): New.
26174 (hashable_expr_equal_p): Add call to previous.
26176 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26179 * tree-sra.c (disqualified_constants, constant_decl_p): New.
26180 (sra_initialize): Allocate disqualified_constants.
26181 (sra_deinitialize): Free disqualified_constants.
26182 (disqualify_candidate): Update disqualified_constants when appropriate.
26183 (create_access): Scan for constant-pool entries as we go along.
26184 (scalarizable_type_p): Add check against type_contains_placeholder_p.
26185 (maybe_add_sra_candidate): Allow constant-pool entries.
26186 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
26187 (initialize_constant_pool_replacements): New.
26188 (sra_modify_assign): Avoid mangling assignments created by previous,
26189 and don't generate writes into constant pool.
26190 (sra_modify_function_body): Call initialize_constant_pool_replacements.
26192 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26194 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
26195 andnot instruction.
26196 (scalar_chain::convert_op): Likewise.
26197 * config/i386/i386.md (*andndi3_doubleword): New.
26199 2016-01-18 Richard Biener <rguenther@suse.de>
26201 PR tree-optimization/69170
26202 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
26203 building a vector from scalar results of a pattern stmt.
26205 2016-01-18 Jakub Jelinek <jakub@redhat.com>
26207 * haifa-sched.c (autopref_multipass_init): Work around
26208 -Wmaybe-uninitialized warning.
26210 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
26212 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
26213 against the constant 0.
26215 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26217 PR tree-optimization/68799
26218 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
26219 look up phi candidates in the statement-candidate map.
26220 (phi_add_costs): Likewise.
26221 (record_phi_increments): Likewise.
26222 (phi_incr_cost): Likewise.
26223 (ncd_with_phi): Likewise.
26224 (all_phi_incrs_profitable): Likewise.
26226 2016-01-17 Jakub Jelinek <jakub@redhat.com>
26228 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
26229 -Wmaybe-uninitialized warning.
26231 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
26233 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26234 (Option Summary): Update to reflect new section and moved options.
26235 (C++ Dialect Options): Move -fvtable-verify and related options.
26236 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
26237 and profiling-related options.
26238 (Optimization Options): Move profile generation options and
26239 -fstack-protector and related options.
26240 (Instrumentation Options): New section incorporating moved options.
26241 (Code Generation Options): Move -finstrument-functions and
26242 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
26244 2016-01-16 Tom de Vries <tom@codesourcery.com>
26246 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
26248 2016-01-16 Tom de Vries <tom@codesourcery.com>
26250 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
26252 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
26254 * hash-table.h (hash_table::empty): Turn into an inline wrapper
26255 that checks whether the table is already empty. Rename the
26256 original implementation to...
26257 (hash_table::empty_slot): ...this new private function.
26259 2016-01-15 David Malcolm <dmalcolm@redhat.com>
26261 PR diagnostic/68899
26262 * diagnostic-show-locus.c (layout::print_source_line): Move x
26263 offset of line until after call to
26264 get_line_width_without_trailing_whitespace.
26266 2016-01-15 Jeff Law <law@redhat.com>
26268 PR tree-optimization/69270
26269 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
26270 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
26271 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
26272 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
26273 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26274 ssa_name_has_boolean_range and constant_boolean_node.
26276 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
26278 PR rtl-optimization/69030
26279 * lra-spills.c (remove_pseudos): Check nrefs and make the function
26281 (spill_pseudos): Delete debug insn for dead pseudo.
26282 (lra_spill): Initiate spill_hard_reg and slots memory separately.
26284 2016-01-15 Jiong Wang <jiong.wang@arm.com>
26286 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
26288 (TYPES_UNOPUS): Likewise.
26289 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
26290 builtin type, from UNOP to UNOPUS.
26291 (lbtruncuv4sf): Likewise.
26292 (lbtruncuv2df): Likewise.
26293 (lrounduv2sf): Likewise.
26294 (lrounduv4sf): Likewise.
26295 (lrounduv2df): Likewise.
26296 (lroundusf): Likewise.
26297 (lroundusf): Likewise.
26298 (lceiluv2sf): Likewise.
26299 (lceiluv4sf): Likewise.
26300 (lceiluv2df): Likewise.
26301 (lceilusf): Likewise.
26302 (lceiludf): Likewise.
26303 (lflooruv2sf): Likewise.
26304 (lflooruv4sf): Likewise.
26305 (lflooruv2df): Likewise.
26306 (lfloorusf): Likewise.
26307 (lfloorudf): Likewise.
26308 (lfrintnuv2sf): Likewise.
26309 (lfrintnuv4sf): Likewise.
26310 (lfrintnuv2df): Likewise.
26311 (lfrintnusf): Likewise.
26312 (lfrintnudf): Likewise.
26313 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
26315 (vcvtq_u32_f32): Likewise.
26316 (vcvtq_u64_f64): Likewise.
26317 (vcvta_u32_f32): Likewise.
26318 (vcvtaq_u32_f32): Likewise.
26319 (vcvtaq_u64_f64): Likewise.
26320 (vcvtm_u32_f32): Likewise.
26321 (vcvtmq_u32_f32): Likewise.
26322 (vcvtmq_u64_f64): Likewise.
26323 (vcvtn_u32_f32): Likwise.
26324 (vcvtnq_u32_f32): Likewise.
26325 (vcvtnq_u64_f64): Likewise.
26326 (vcvtp_u32_f32): Likewise.
26327 (vcvtpq_u32_f32): Likewise.
26328 (vcvtpq_u64_f64): Likewise.
26329 (vcvtmd_u64_f64): Likewise.
26330 (vcvtms_u32_f32): Likewise.
26331 (vcvtad_u64_f64): Likewise.
26332 (vcvtas_u32_f32): Likewise.
26333 (vcvtnd_u64_f64): Likewise.
26334 (vcvtns_u32_f32): Likewise.
26335 (vcvtpd_u64_f64): Likewise.
26336 (vcvtps_u32_f32): Likewise.
26338 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26340 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
26341 CSEL of zero_extended registers.
26343 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26345 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
26346 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
26348 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26350 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
26351 false when argument string is not found in the attributes table
26354 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
26357 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
26358 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
26359 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
26360 precision estimate.
26362 2016-01-15 Richard Biener <rguenther@suse.de>
26364 PR tree-optimization/66856
26365 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
26366 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
26367 (vect_create_new_slp_node): Increment stmt reference count.
26368 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
26369 an SLP tree before swapping operands.
26370 (vect_build_slp_tree): Likewise.
26371 (destroy_bb_vec_info): Free stmt info after SLP instances.
26372 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
26373 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
26374 (STMT_VINFO_NUM_SLP_USES): New macro.
26376 2016-01-15 Richard Biener <rguenther@suse.de>
26379 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
26380 (add_linkage_name): ... here.
26381 (gen_typedef_die): Use add_linkage_name_raw instead of
26382 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
26385 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
26387 * gimplify.c (oacc_default_clause): Decode reference and pointer
26388 types for both kernels and parallel regions.
26390 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26392 PR middle-end/69246
26393 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26395 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26397 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26398 (convert_scalars_to_vector): Likewise.
26400 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26402 * doc/extend.texi (Type Traits): Fix grammar.
26404 2016-01-15 Martin Jambor <mjambor@suse.cz>
26406 * tree-inline.c (remap_decl): Use existing dclarations if
26407 remapping a type and prevent_decl_creation_for_types.
26408 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26409 decls first. Do real remapping with
26410 prevent_decl_creation_for_types set.
26411 * tree-inline.h (copy_body_data): New field
26412 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26415 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26417 * config/s390/s390.opt (mmvcle): More verbose help text.
26419 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26421 * config/s390/s390.opt: Add period to -mzvector option text.
26423 2016-01-15 Richard Biener <rguenther@suse.de>
26425 PR tree-optimization/68961
26426 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
26427 of invariants in stores again.
26429 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
26431 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
26433 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26435 * config/i386/i386.c (ix86_expand_branch): Don't split
26436 DI mode xor instruction to SI mode.
26438 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26441 * ipa-icf.c (sem_function::merge): Virtual functions may become
26442 reachable even if they address is not taken and there are no
26445 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26447 * lto-streamer-out.c (subtract_estimated_size): New function.
26448 (get_symbol_initial_value): Use it.
26450 2016-01-15 Christian Bruel <christian.bruel@st.com>
26453 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
26454 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
26455 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
26456 use add_builtin_function_ext_scope instead of add_builtin_function.
26457 (neon_set_p, neon_crypto_set_p): Remove.
26458 (arm_init_builtins): Always call arm_init_neon_builtins and
26459 arm_init_crypto_builtins.
26460 (arm_expand_builtin): Check that builtins are allowed for the arch.
26461 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
26462 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
26463 arm_init_neon_builtins call.
26465 2016-01-15 Richard Biener <rguenther@suse.de>
26467 PR tree-optimization/69117
26468 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
26469 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
26470 of the leader conservatively.
26471 (free_scc_vn): Restore original SSA name infos.
26473 2016-01-14 Jeff Law <law@redhat.com>
26475 PR tree-optimization/69270
26476 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
26477 single bit of precision, verify it's also unsigned.
26478 (record_edge_info): Use constant_boolean_node rather than fold_convert
26479 to convert boolean_true/boolean_false to the right type.
26481 2016-01-14 Richard Henderson <rth@redhat.com>
26484 * loop-doloop.c (record_reg_sets): New.
26485 (doloop_optimize): Reject the transform if the sequence
26486 clobbers registers live at the end of the loop block.
26487 (doloop_optimize_loops): Enable df_live if needed.
26489 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26491 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
26492 * config/rs6000/rs6000.c: Likewise.
26493 * config/rs6000/rs6000.h: Likewise.
26494 * config/rs6000/rs6000.md: Likewise.
26495 * doc/extend.texi: Likewsie.
26497 2016-01-14 Jeff Law <law@redhat.com>
26499 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
26502 2016-01-14 Richard Henderson <rth@redhat.com>
26506 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
26507 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
26508 instead of builtin_decl_declared_p to test for declaration.
26510 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
26512 * doc/loop.texi (Loop Analysis and Representation): Document
26513 loop_depth function.
26515 2016-01-14 Tom de Vries <tom@codesourcery.com>
26517 PR tree-optimization/68773
26518 * omp-low.c (expand_omp_target): Don't set force_output.
26519 * varpool.c (varpool_node::get_create): Same.
26520 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
26521 offload_funcs with force_output.
26523 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26526 * lra-eliminations.c (move_plus_up): Don't change anything if either
26527 the outer or inner subreg mode is not MODE_INT.
26528 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
26529 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
26531 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26533 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
26534 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
26535 reduc_uplus_@var{m}): Remove.
26536 * expr.c (expand_expr_real_2): Remove expansion path for
26537 reduc_[us](min|max|plus) optabs.
26538 * optabs-tree.c (scalar_reduc_to_vector): Remove.
26539 * optabs-tree.h (scalar_reduc_to_vector): Remove.
26540 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
26541 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
26542 * tree-vect-loop.c (vectorizable_reduction): Remove test for
26543 reduc_[us](min|max|plus) optabs.
26545 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26547 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
26548 (reduc_plus_scal_v2sf): New.
26549 (reduc_smax_v2sf): Rename to...
26550 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
26551 (reduc_smin_v2sf): Rename to...
26552 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
26554 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
26556 * alias.c (compare_base_symbol_refs): New function.
26557 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
26560 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26562 PR middle-end/68146
26563 PR tree-optimization/69155
26564 * tree-complex.c: Include cfganal.h.
26565 (phis_to_revisit): New variable.
26566 (extract_component): Add phiarg_p argument. Assert that returned
26567 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
26568 (update_phi_components): Partly rewrite to use loop over real/imag
26569 components instead of code duplication. If extract_component returns
26570 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
26571 create_tmp_reg into the PHI node instead, and mention the phi triplet
26572 in phis_to_revisit.
26573 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
26574 in phis_to_revisit at the end.
26576 2016-01-14 Richard Biener <rguenther@suse.de>
26578 PR tree-optimization/68060
26579 * tree-vect-loop.c (vect_is_simple_reduction): Check the
26580 outer loop reduction is only used in the inner loop before
26581 detecting a double reduction.
26583 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26586 * combine.c (expand_field_assignment): Punt if compute_mode is
26587 unsupported scalar mode.
26589 2016-01-14 Richard Biener <rguenther@suse.de>
26591 PR tree-optimization/66856
26592 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
26593 SLP node only if it built successfully.
26594 (vect_analyze_slp_instance): Adjust.
26596 2016-01-14 Jeff Law <law@redhat.com>
26598 PR tree-optimization/69270
26599 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
26600 (record_edge_info): Use it. Convert boolean_{true,false}_node
26601 to the type of op0.
26603 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
26606 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
26607 use block_ultimate_origin
26608 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
26610 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26612 * doc/invoke.texi (Submodel Options): Rename section to
26613 "Machine-Dependent Options" to better reflect its content.
26614 Rewrite introductory text to remove archaic CPU names.
26617 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26619 * doc/invoke.texi (Code Gen Options): Move section up in file,
26620 before target-specific options. Update menu and option summary
26621 to reflect the new section ordering.
26623 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26625 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
26626 (C++ Dialect Options): Add cross-reference to -std option.
26627 * doc/standards.texi (C++ Language): Document C++14 support.
26629 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
26631 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
26632 for pack/unpack functions for __ibm128.
26633 (PACK_IF): Likewise.
26634 (UNPACK_IF): Likewise.
26636 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26637 support for __ibm128 pack/unpack functions.
26638 (rs6000_invalid_builtin): Likewise.
26639 (rs6000_init_builtins): Likewise.
26640 (rs6000_opt_masks): Likewise.
26642 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
26643 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
26645 (RS6000_BTM_COMMON): Likewise.
26647 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
26648 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
26649 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
26650 128-bit floating point. Add support for the double values to be
26651 in Altivec registers for TF/IF packing and unpacking, but restrict
26652 TD packing sub-fields to be FPR registers. Don't allow overlapped
26653 register support for packing. Allow pack inputs to be memory
26654 locations. Don't build generator functions for unpack<mode>_dm
26655 and unpack<mode>_nodm.
26656 (unpack<mode>_dm): Likewise.
26657 (unpack<mode>_nodm): Likewise.
26658 (pack<mode>): Likewise.
26660 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
26661 built-in functions to pack/unpack explicit __ibm128 values.
26662 (__builtin_unpack_ibm128): Likewise.
26664 * doc/extend.texi (PowerPC Built-in Functions): Document
26665 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
26667 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
26670 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
26671 Add new arg loc and pass it down as context.
26672 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
26673 to the location to use for the warning.
26674 (check_function_arguments): New arg loc. All callers changed. Pass
26675 it to check_function_nonnull.
26676 * c-common.h (check_function_arguments): Adjust declaration.
26678 2016-01-13 Jakub Jelinek <jakub@redhat.com>
26680 PR tree-optimization/69156
26681 * gimple.c (validate_type): Removed.
26682 (gimple_builtin_call_types_compatible_p): Use
26683 useless_type_conversion_p instead of validate_type.
26684 * value-prof.c (gimple_stringop_fixed_value): Fold
26685 icall_size to correct type.
26687 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26689 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
26692 2016-01-13 Richard Henderson <rth@redhat.com>
26695 * target.def (builtin_tm_load, builtin_tm_store): Remove.
26696 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
26697 (ix86_builtin_tm_store): Remove.
26698 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26699 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26700 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26701 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26702 * doc/tm.texi: Rebuild.
26704 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
26705 (BUILT_IN_TM_MEMCPY_RTWN): New.
26706 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
26707 fallback from vector to integer helpers.
26708 (build_tm_load): Handle vector types directly, instead of
26710 (build_tm_store): Likewise.
26711 (expand_assign_tm): Prepare for register types not handled by
26712 the above. Copy them to memory and use memcpy.
26713 * tree.c (tm_define_builtin): New.
26714 (find_tm_vector_type): New.
26715 (build_tm_vector_builtins): New.
26716 (build_common_builtin_nodes): Call it.
26718 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
26720 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
26721 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
26723 2016-01-13 Tom de Vries <tom@codesourcery.com>
26725 PR tree-optimization/69169
26726 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
26727 handled_struct_type param.
26728 (create_variable_info_for, intra_create_variable_infos): Call
26729 create_variable_info_for_1 with extra arg.
26731 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
26733 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
26734 and "armv8.1-a+crc" entries.
26736 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
26739 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
26740 Change first operand predicate from register_or_constm1_operand
26741 to register_operand.
26742 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
26743 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
26744 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
26745 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
26746 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
26747 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
26748 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
26749 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
26750 comparison with constm1_rtx from vec_prefetch_gen part.
26752 2016-01-13 Richard Biener <rguenther@suse.de>
26754 PR tree-optimization/69013
26755 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
26756 Exchange assert for a test.
26758 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26761 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
26763 2016-01-13 Richard Biener <rguenther@suse.de>
26765 PR tree-optimization/69242
26766 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
26767 assert with a check.
26769 2016-01-13 Richard Biener <rguenther@suse.de>
26771 PR tree-optimization/69186
26772 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
26773 Properly guard vect_update_misalignment_for_peel call.
26775 2016-01-12 Jeff Law <law@redhat.com>
26777 PR tree-optimization/pr67755
26778 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
26779 "need_profile_correction".
26780 (thread_block_1): Initialize new field to false by default. If we
26781 have multiple thread paths through a common joiner to different
26782 final targets, then set new field to true.
26783 (compute_path_counts): Only do count adjustment when it's really
26786 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26788 * doc/invoke.texi (Spec Files): Move section down in file, past
26789 all command-line option descriptions.
26791 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26793 PR middle-end/54809
26794 * doc/gty.texi: Remove documentation of mark_hook.
26795 * gengtype.c (struct write_types_data): Remove code to support
26796 mark_hook attribute.
26797 (walk_type): Likewise.
26798 (write_func_for_structure): Likewise.
26800 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26802 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
26803 Directory Options, and -specs= to Overall Options.
26804 (Overall Options): Adjust similarly. Reorder to group related
26805 options together. Make -specs= cross-reference the spec file details.
26806 (Directory Options): Adjust similarly.
26808 2016-01-12 Jeff Law <law@redhat.com>
26810 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
26812 2016-01-12 Olivier Hainque <hainque@adacore.com>
26814 * gcc.c (spec_undefvar_allowed): New global.
26815 (process_command): Set to true when running for --version or --help,
26817 (getenv_spec_function): When the variable is not defined, use the
26818 variable name as the variable value if we're allowed not to issue
26821 2016-01-12 Bin Cheng <bin.cheng@arm.com>
26823 PR tree-optimization/68911
26824 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
26825 information computed for expression "init + nit * step".
26827 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26829 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
26830 about name of GCC executable. Remove deleted node from menu.
26831 (Directory Options) <-B>: Remove cross-reference to deleted node.
26832 (Target Options): Delete section.
26834 2016-01-12 Christian Bruel <christian.bruel@st.com>
26837 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
26838 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
26840 2016-01-12 Jakub Jelinek <jakub@redhat.com>
26843 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
26844 aligned_mem is properly set for AVX512-VL floating point masked
26848 * ifcvt.c (cond_exec_process_if_block): When removing the last
26849 insn from then_bb, remove also any possible barriers that follow it.
26851 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
26855 * config/i386/iamcu.h (SIZE_TYPE): New macro.
26856 (PTRDIFF_TYPE): Likewise.
26857 (WCHAR_TYPE): Likewise.
26858 (WCHAR_TYPE_SIZE): Likewise.
26859 (STDINT_LONG32): Likewise.
26861 2016-01-12 Richard Biener <rguenther@suse.de>
26863 PR tree-optimization/69053
26864 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
26865 convert initial value for cond reductions.
26867 2016-01-12 Richard Biener <rguenther@suse.de>
26869 PR tree-optimization/69007
26870 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
26871 widen_sum after dot_prod and sad.
26873 2016-01-12 Richard Biener <rguenther@suse.de>
26875 PR tree-optimization/69168
26876 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
26877 pattern stmt SLP type.
26878 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
26879 end up unused so cope with that case.
26881 2016-01-12 Richard Biener <rguenther@suse.de>
26883 PR tree-optimization/69157
26884 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
26885 stmts def type only during analyze phase.
26886 (vectorizable_call): Likewise.
26887 (vectorizable_simd_clone_call): Likewise.
26888 (vectorizable_conversion): Likewise.
26889 (vectorizable_assignment): Likewise.
26890 (vectorizable_shift): Likewise.
26891 (vectorizable_operation): Likewise.
26892 (vectorizable_store): Likewise.
26893 (vectorizable_load): Likewise.
26895 2016-01-12 Richard Biener <rguenther@suse.de>
26897 PR tree-optimization/69174
26898 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26900 (vectorizable_load): Properly compute the number of loads needed
26901 for permuted strided SLP loads and do not spuriously assign
26902 to SLP_TREE_VEC_STMTS.
26904 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26906 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26907 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26908 (MD_EXEC_PREFIX): Remove.
26909 (MD_STARTFILE_PREFIX) Removee.
26910 (FILE_NAME_ABSOLUTE_P): Remove.
26911 (CPP_SPEC): Do not read macros from sys/version.h.
26912 (LINK_COMMAND_SPEC): Remove.
26913 (LOCAL_INCLUDE_DIR): Remove.
26914 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
26915 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
26916 (POST_LINK_SPEC): Define to invoke stubify after linker
26917 (LIBSTDCXX): Remove define
26918 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
26919 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
26920 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
26921 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
26922 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
26923 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
26924 (i386_djgpp_asm_named_section): Add propotype of new procedure
26926 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
26927 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
26928 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
26929 in config/i386/djgpp.h).
26930 (STANDARD_STARTFILE_PREFIX_2): Define identical to
26931 STANDARD_STARTFILE_PREFIX_1.
26932 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
26933 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
26934 installation errors.
26935 (MAX_OFILE_ALIGNMENT): Define to 128.
26936 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
26938 * config/i386/djgpp.c: New file. Add implementation of
26939 i386_djgpp_asm_named_section.
26941 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
26943 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
26944 Add rule for building djgpp.o.
26946 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26948 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
26949 (rtx_is_swappable_p): Reductions are swappable.
26950 (insn_is_swappable_p): V2DF reductions are swappable.
26952 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
26954 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
26955 reloads for other unsupported memory operands.
26957 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26958 Jim Wilson <jim.wilson@linaro.org>
26961 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
26962 copy_to_mode_reg instead of force_reg.
26964 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26967 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
26968 TARGET_80387 is true.
26970 2016-01-11 Jakub Jelinek <jakub@redhat.com>
26973 * lra-eliminations.c (move_plus_up): Only move plus up
26974 if subreg of the constant can be simplified into constant
26975 and use the simplified subreg of the constant instead of
26976 the original constant.
26978 * fold-const.c (fold_convertible_p): Don't return true
26979 for conversion of VECTOR_TYPE to same sized integral type.
26980 (fold_convert_loc): Fix up formatting. Fold conversion of
26981 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
26982 instead of NOP_EXPR.
26984 PR tree-optimization/69214
26985 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
26986 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
26989 PR tree-optimization/69207
26990 * tree-vect-slp.c (vect_get_constant_vectors): For
26991 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
26992 fold_convertible_p to vector_type's element type, and always
26993 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
26995 2016-01-11 Richard Biener <rguenther@suse.de>
26997 PR tree-optimization/69173
26998 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
26999 fixup the cycle if all stmts are in a pattern.
27001 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
27003 PR middle-end/68999
27004 * alias.c (base_alias_check): Move check for addresses with
27005 alignment ANDs before the call for compare_base_decls.
27006 (memrefs_conflict_p): Return -1 for different decls
27007 that went through alignment adjustments.
27009 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27011 PR rtl-optimization/68796
27012 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
27013 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
27014 and QImode comparisons against zero with CC_NZmode.
27015 * config/aarch64/iterators.md (short_mask): New mode_attr.
27017 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27019 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
27020 (<avx512>_store<mode>_mask): Likewise.
27022 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
27023 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27025 PR rtl-optimization/68841
27026 * ifcvt.c (struct noce_if_info): Add orig_x field.
27027 (bbs_ok_for_cmove_arith): Add to_rename parameter.
27028 Don't record conflicts on to_rename if it's present.
27029 Allow memory destinations in sets.
27030 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
27031 blocks, passing orig_x to the checks.
27032 (noce_process_if_block): Set if_info->orig_x appropriately.
27034 2016-01-11 Tom de Vries <tom@codesourcery.com>
27036 PR tree-optimization/69069
27037 * tree-parloops.c (create_parallel_loop): Add missing phi args.
27039 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
27041 PR rtl-optimization/68920
27042 * config/i386/i386.c (ix86_option_override_internal): Restrict number
27043 of conditional moves for RTL if-conversion to 1 for
27044 TARGET_ONE_IF_CONV_INSN.
27045 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
27046 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
27047 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
27048 parameter to restirct number of conditional moves for
27050 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
27051 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
27054 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
27057 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
27058 onepart vars. Fix typo in comment. Fix reversed condition in
27060 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
27063 * var-tracking.c (dump_onepart_variable_differences): New.
27064 (dataflow_set_different): If a detailed dump is requested,
27065 delay early returns and dump differences between onepart
27066 variables present before and after, and added variables.
27068 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27071 * expr.c (expand_expr_real_1): For boolean vector constants
27072 with a scalar mode use const_scalar_mask_from_tree.
27073 (const_scalar_mask_from_tree): New.
27074 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
27075 assigned to a mask type to handle constants.
27077 2016-01-11 Martin Jambor <mjambor@suse.cz>
27080 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
27081 useless parameters if we cannot change function signature.
27083 2016-01-11 Martin Jambor <mjambor@suse.cz>
27086 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
27089 2016-01-11 Tom de Vries <tom@codesourcery.com>
27091 PR tree-optimization/69109
27092 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
27095 2016-01-11 Tom de Vries <tom@codesourcery.com>
27097 PR tree-optimization/69108
27098 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
27099 res is not used in a phi.
27101 2016-01-11 Yury Gribov <y.gribov@samsung.com>
27104 * common.opt (frandom-seed): Fix parameter name.
27105 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
27107 2016-01-11 Tom de Vries <tom@codesourcery.com>
27109 PR tree-optimization/69058
27110 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
27113 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
27115 * config/arc/arc.opt (mdiv-rem): Add period to the end.
27116 (mcode-density): Likewise.
27118 2016-01-10 Tom de Vries <tom@codesourcery.com>
27120 PR tree-optimization/69062
27121 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
27122 (parallelize_loops): Don't paralelize loop that has phi with address
27125 2016-01-10 Tom de Vries <tom@codesourcery.com>
27127 PR tree-optimization/69039
27128 * tree-parloops.c (try_create_reduction_list): Only allow single exit
27131 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
27133 PR middle-end/68743
27134 * match.pd: Require target has function_c99_misc before doing
27135 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
27137 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
27139 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
27141 * configure: Regenerate.
27143 2016-01-09 Jakub Jelinek <jakub@redhat.com>
27145 PR middle-end/50865
27146 PR tree-optimization/69097
27147 * fold-const.h (expr_not_equal_to): New prototype.
27148 * fold-const.c: Include stringpool.h and tree-ssanames.h.
27149 (expr_not_equal_to): New function.
27150 * match.pd (X % -Y is the same as X % Y): Don't optimize
27151 unless X is known not to be equal to minimum or Y is known
27152 not to be equal to -1.
27153 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
27154 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
27155 (simplify_stmt_using_ranges): Adjust caller.
27156 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
27157 substitute_and_fold.
27159 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
27161 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
27164 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27166 PR tree-optimization/69167
27167 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
27168 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
27170 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
27172 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27173 Richard Biener <rguenther@suse.de>
27175 PR tree-optimization/68707
27176 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
27177 instances that can be handled via vect_load_lanes.
27179 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
27181 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
27182 if we can't determine address equivalence.
27183 * alias.c (compare_base_decl): Update for changed return value of
27184 symtab_node::equal_address_to.
27186 2016-01-08 Jason Merrill <jason@redhat.com>
27190 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
27191 * expr.c (store_field): Not here.
27192 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
27193 call with TREE_ADDRESSABLE type.
27194 * tree-cfg.c (verify_gimple_call): Adjust.
27196 2016-01-08 Olivier Hainque <hainque@adacore.com>
27198 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
27201 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27203 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
27204 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
27205 (reduc_smin_v2sf): Rename to...
27206 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
27207 (reduc_splus_v2sf): Rename to...
27208 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
27210 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27212 PR tree-optimization/69162
27213 * gimplify.c (gimplify_va_arg_expr): Encode original type of
27214 valist argument in another argument.
27215 (gimplify_modify_expr): Adjust for the above change. Cleanup.
27216 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
27217 to determine the va_list type, build a MEM_REF instead of
27218 build_fold_indirect_ref.
27220 PR tree-optimization/69172
27221 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
27224 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
27226 PR tree-optimization/67781
27227 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
27228 and cmpnop in two steps: first the ones not accessed in original
27229 gimple expression in a endian independent way and then the ones not
27230 accessed in the final result in an endian-specific way.
27232 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27234 PR tree-optimization/69083
27235 * tree-vect-slp.c (vect_get_constant_vectors): For
27236 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
27237 element type. If op is fold_convertible_p to vector_type's element
27238 type, use NOP_EXPR instead of VCE.
27240 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
27242 PR rtl-optimization/67778
27243 PR rtl-optimization/68634
27244 PR rtl-optimization/68909
27245 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
27246 block from the stack until done with it. Remove a superfluous
27247 bitmap set. Remove a superfluous bitmap test.
27249 2016-01-07 Martin Sebor <msebor@redhat.com>
27252 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
27253 constraint on the type of arguments.
27255 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
27257 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
27258 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
27259 unaligned_access on the gcc_options set.
27260 * config/arm/arm.c (arm_option_override_internal): Use
27261 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
27263 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27266 * config/i386/i386.c (ix86_frame_pointer_required): Enable
27267 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
27269 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27272 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27275 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27276 depending on frame_pointer_needed before remaining integer and SSE
27277 registers are saved.
27279 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
27282 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
27284 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
27287 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
27288 Use the "xBm" constraint.
27289 (float<sseintvecmodelower><mode>2<mask_name><round_name):
27291 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
27292 (sse_cvtsi2ssq<round_name>): Likewise.
27293 (sse_cvtss2si<round_name>): Likewise.
27294 (sse_cvtss2siq<round_name>): Likewise.
27295 (sse2_cvtsi2sdq<round_name>): Likewise.
27296 (sse2_cvtsd2si<round_name>): Likewise.
27297 (sse2_cvtsd2siq<round_name>): Likewise.
27298 * config/i386/subst.md (round_nimm_scalar_predicate): New
27301 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
27303 PR middle-end/67639
27304 * varasm.c (make_decl_rtl): Mark invalid register vars as
27307 PR rtl-optimization/66206
27308 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
27309 All callers changed.
27311 2016-01-07 Jakub Jelinek <jakub@redhat.com>
27313 PR tree-optimization/69141
27314 * tree-ssa-pre.c: Include langhooks.h.
27315 (eliminate_dom_walker::before_dom_children): Use
27316 lang_hooks.decl_printable_name instead of
27317 cgraph_node::get ()->name ().
27319 PR middle-end/68960
27320 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
27321 it and DECL_ALIGN too.
27323 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
27325 * config/mips/mips-ftypes.def: Sort to lexicographical order.
27327 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27330 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27331 depending on frame_pointer_needed before remaining integer and SSE
27332 registers are saved.
27334 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27336 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
27337 mode iterator with VSX_M2.
27338 (*p9_vecstore_<mode>): Likewise.
27339 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
27340 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
27341 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
27342 (define_split for VSX_LE128 stores): Likewise.
27343 (define_peephole2 for TImode LE swaps): Likewise.
27344 (define_split for VSX_LE128 post-reload stores): Likewise.
27346 2016-01-06 Marek Polacek <polacek@redhat.com>
27349 * convert.c (convert_to_integer_1): Adjust call to
27350 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
27351 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
27352 EXPR instead of ARG.
27353 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
27355 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27358 * doc/extend.texi (RL78 Variable Attributes): New section.
27360 2016-01-05 Marek Polacek <polacek@redhat.com>
27363 * builtins.c (get_memmodel): Use expansion point location rather than
27364 the input location. Call warning_at rather than warning.
27365 (expand_builtin_atomic_compare_exchange): Likewise.
27366 (expand_builtin_atomic_load): Likewise.
27367 (expand_builtin_atomic_store): Likewise.
27368 (expand_builtin_atomic_clear): Likewise.
27370 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27373 * config/i386/i386.c (ix86_expand_vector_logical_operator):
27374 Replace nonimmediate_operand with vector_operand.
27375 * config/i386/predicates.md (vector_operand): New predicate.
27376 (general_vector_operand): Replace nonimmediate_operand with
27378 * config/i386/sse.md: Replace nonimmediate_operand with
27379 vector_operand and m constraint with Bm constraint on SSE
27380 patterns with 16-byte memory operand.
27381 * config/i386/subst.md (round_nimm_predicate): Replace
27382 nonimmediate_operand with vector_operand.
27383 (round_saeonly_nimm_predicate): Likewise.
27384 (round_saeonly_nimm_scalar_predicate): New.
27386 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27389 * config/i386/constraints.md (Bm): New constraint.
27390 * config/i386/predicates.md (vector_memory_operand): New
27392 * config/i386/sse.md: Replace xm with xBm in plusminus and
27393 any_logic patterns.
27395 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27398 * doc/extend.texi (V850 Function Attributes): New section.
27399 (V850 Variable Attributes): New section.
27401 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27404 * doc/extend.texi (MicroBlaze Function Attributes): Document
27405 interrupt_handler and fast_interrupt attributes.
27407 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27410 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27411 for local symbolic operands.
27412 * config/ia64/predicates.md (local_symbolic_operand64): New
27415 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27417 PR rtl-optimization/68651
27418 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27421 2016-01-05 Nathan Sidwell <nathan@acm.org>
27423 * alias.c (compare_base_decls): Use symtab_node::get.
27425 2016-01-05 Nick Clifton <nickc@redhat.com>
27428 * ira-costs.c (copy_cost): Initialise the t_icode field of the
27429 secondary_reload_info structure.
27432 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
27433 decls if weak support is available.
27435 2016-01-04 Martin Sebor <msebor@redhat.com>
27437 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
27439 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27441 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
27442 OPTION_MASK_P9_DFORM.
27444 * config/rs6000/constraints.md (wo constraint): New constraint for
27447 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
27449 (rs6000_init_hard_regno_mode_ok): Likewise.
27451 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
27454 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
27455 expanders not to have constraints. Add support for ISA 3.0 xxperm
27456 instruction. Add support for fusing xxlor with xxperm.
27457 (altivec_vperm_<mode>_internal): Likewise.
27458 (altivec_vperm_v8hiv16qi): Likewise.
27459 (altivec_vperm_<mode>v16q): Likewise.
27460 (altivec_vperm_<mode>_uns): Likewise.
27461 (vperm_v8hiv4si): Likewise.
27462 (vperm_v16qiv8hi): Likewise.
27464 * doc/md.texi (RS/6000 constraints): Document wo constraint.
27466 2016-01-04 Jakub Jelinek <jakub@redhat.com>
27468 Update copyright years.
27470 * gcc.c (process_command): Update copyright notice dates.
27471 * gcov-dump.c (print_version): Ditto.
27472 * gcov.c (print_version): Ditto.
27473 * gcov-tool.c (print_version): Ditto.
27474 * gengtype.c (create_file): Ditto.
27475 * doc/cpp.texi: Bump @copying's copyright year.
27476 * doc/cppinternals.texi: Ditto.
27477 * doc/gcc.texi: Ditto.
27478 * doc/gccint.texi: Ditto.
27479 * doc/gcov.texi: Ditto.
27480 * doc/install.texi: Ditto.
27481 * doc/invoke.texi: Ditto.
27483 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27485 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
27486 modes larger than TImode as TImode if NEON is not enabled.
27488 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27491 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
27492 mode for %f0-%f31 only if TARGET_FPU.
27494 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27497 * config/sparc/sparc.c (scan_record_type): Take into account subfields
27498 to compute the PACKED_P predicate.
27499 (function_arg_record_value): Minor tweaks.
27501 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27503 * doc/install.texi (--with-multilib-list): Describe the meaning of the
27504 option for arm*-*-* targets.
27506 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
27508 * doc/extend.texi (Common Function Attributes): Move docs for
27509 MSP430-specific attributes to....
27510 (MSP430 Function Attributes): ...here. Delete the redundant
27511 entries and copy-edit the remaining text.
27512 (MSP430 Variable Attributes): Use uniform format for index
27513 entries and add a cross-reference to the corresponding function
27516 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
27518 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
27520 (x86 Options): Likewise.
27522 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27526 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
27527 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
27528 to corresponding attribute.
27530 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27532 * doc/extend.texi (Common Function Attributes) <noplt>: Move
27533 to correct alphabetization of table. Copy-edit and correct
27535 <stack_protect>: Likewise.
27536 <target_clones>: Likewise.
27538 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
27539 Correct punctuation.
27540 (Code Gen Options) <-fno-plt>: Copy-edit.
27542 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
27545 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
27546 SI values. Explicitly convert SI to DI and vice-versa.
27548 2016-01-01 Jakub Jelinek <jakub@redhat.com>
27550 PR tree-optimization/69070
27551 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
27552 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
27555 * ubsan.c (ubsan_instrument_float_cast): Call
27556 initialize_sanitizer_builtins.
27559 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
27561 Copyright (C) 2016 Free Software Foundation, Inc.
27563 Copying and distribution of this file, with or without modification,
27564 are permitted in any medium without royalty provided the copyright
27565 notice and this notice are preserved.